Summary of the invention
Technical problem to be solved by this invention is: provide a kind of easy and simple to handle, can conveniently regulate the table tool of depth of cut.
Technical scheme of the present invention is: a kind of table tool comprises pedestal; Be arranged on the workbench on the pedestal; Be fixedly installed on the supporting arm assembly on the pedestal; Pivot is arranged on the transmission mechanism on the supporting arm assembly, and described transmission mechanism is connected with workbench; The work package that is connected with transmission mechanism, described work package comprises working head; Described workbench arranges by transmission mechanism and work package interlock; Press workbench, so that workbench is done axially-movable with respect to pedestal, the transmission mechanism drive work package that moves through of workbench is done axially-movable with respect to pedestal.
The translational speed of described work package is higher than the translational speed of workbench.
Described transmission mechanism comprises that pivot is arranged on the first fork, the second fork, the 3rd fork on the supporting arm assembly, and is connected to the first connector between the first fork and the second fork, is connected to the second connector between the second fork and the 3rd fork.
Described table tool also comprises bracket component, and described work package is connected with supporting arm assembly and transmission mechanism by bracket component; Described bracket component comprises and is fixedly installed on the coupling assembling on the supporting arm assembly, the guidance set that is used for the instrument fixation kit of steady job assembly and is used for the instrument fixation kit is led that described work package selectively is installed on the instrument fixation kit.
Described coupling assembling comprises the first brace that is fixedly installed on the supporting arm assembly, and the second brace is respectively arranged with guide wheel on described the first brace and the second brace; Described instrument fixation kit comprises guide pin bushing and is removably mounted on regulating element on the guide pin bushing by locked component that be provided with two guide edges on the described guide pin bushing, described guide edge connects with the guide wheel that is arranged on the first brace and the second brace respectively.
Described guidance set comprises the Connection Element that is fixedly connected on the supporting arm assembly, is fixedly installed on the guide rod on the Connection Element, and the guide pin bushing of described instrument fixation kit is set on the described guide rod; Described guidance set also comprises the flexible member that is set on the guide rod, is arranged on the free-ended stop element of guide rod, is formed with stop section on the inwall of described guide pin bushing, and described stop section selectively connects with the stop element.
Described table tool also comprises the fairlead that is fixedly mounted on the workbench, and described fairlead comprises the guide part that is sheathed on slidably in the pedestal, be fixedly connected on the first support portion on the workbench and form in the second support portion on the guide part inwall.
Described table tool also comprises the assembly of accommodating that is arranged on the workbench, the described assembly of accommodating comprises pressing plate and accommodates element, the described element of accommodating fixes between the second support portion of pressing plate and fairlead by screw lock, and described working head selectively is contained in described accommodating in the element.
The invention has the beneficial effects as follows: workbench arranges by transmission mechanism and work package interlock, the operator can move to carry out the cutting work of workpiece by limit promotion workpiece with respect to working head, also can be when needs be regulated the depth of cut of workpiece, thereby with the hands press workpiece so that workbench moves up and down with respect to pedestal, driving work package by transmission mechanism simultaneously moves up and down, the mode that this kind regulated the work piece cut degree of depth is easier, quick, and operating efficiency is higher.
Arrange on the workbench and accommodate assembly, working head selectively is contained in accommodates in the assembly, and table tool can carry out the interior shape cutting and peripheral shape cutting work of workpiece easily, and operating efficiency is higher.
The specific embodiment
Below in conjunction with drawings and the specific embodiments the present invention is described in further detail.
Referring to shown in Figure 1, the invention discloses a kind of table tool, comprise pedestal 1; Be slidingly arranged in the workbench 3 on the pedestal 1; Be fixedly mounted on the supporting arm assembly 5 on the pedestal 1; Be arranged on the bracket component 6 on the free end of supporting arm assembly 5; Be removably mounted on the work package 7 on the bracket component 6; The transmission mechanism 8 that is connected with workbench 3 and work package 7.
To shown in Figure 5, pedestal 1 is the pipe fitting of cylindricality preferably referring to Fig. 1, and according to those of ordinary skills as can be known, pedestal 1 also can be the hollow component of other shape.Be fixedly installed the lining 2 of tubulose on the inwall of pedestal 1, fairlead 4 is slidably disposed in the inwall of lining 2.The cross section of fairlead 4 is roughly T shape, fairlead 4 comprises the first support portion 41, guide part 42 and the second support portion 43, guide part 42 is tubulose, the first support portion 41 is formed in the upper end of guide part 42, the second support portion 43 is formed in the inwall near the guide part 42 of guide part 42 upper ends, the shape that the center of the second support portion 43 is provided with through hole 431, the second support portions 43 is roughly rectangle.
Workbench 3 is fixedly mounted on the first support portion 41, and workbench has continuing surface 32.The center of workbench 3 is provided with circular through hole 31, and through hole 31 roughly aligns with the guide part 42 of tubulose.
Further referring to Fig. 3, shown in Figure 4, to accommodate assembly 9 and comprise pressing plate 91, accommodate element 92, the center of pressing plate 91 is provided with through hole 911, and the shape of pressing plate 91 is roughly rhombus.In the present embodiment, accommodate preferably bearing of element 92.Accommodating element 92 is fixed between the second support portion 43 of pressing plate 91 and fairlead 4 by screw 93,94.
Referring to Fig. 1, shown in Figure 4, supporting arm assembly 5 is roughly C shape, preferred, and supporting arm assembly 5 is hollow, comprises that the first support arm 51, the first support arms 51 that are fixedly mounted on the pedestal 1 are positioned at the below of workbench 1; Be fixedly mounted on free-ended second support arm 52 of the first support arm 51; Be fixedly mounted on free-ended the 3rd support arm 53 of the second support arm 52, preferred, the plane parallel of the 3rd support arm 53 and workbench 3.The cross section of the 3rd support arm 53 is roughly rectangle, comprises two sides and a upper surface and a lower surface.
Bracket component 6 comprises coupling assembling 10, guidance set 19 and instrument fixation kit 12, and instrument fixation kit 12 is installed in the free end of the 3rd support arm 53 by coupling assembling 10.
Referring to Fig. 1, shown in Figure 2, coupling assembling 10 comprises the brace 101,102 of the V-arrangement of two sides that are fixedly mounted on respectively the 3rd support arm 53, a limit of the first brace 101 is fixedly mounted on the side of the 3rd support arm 53, and another limit head lamp brush guard pivot is provided with guide wheel 103.A limit of the second brace 102 is fixedly mounted on the another side of the 3rd support arm 53, and another limit head lamp brush guard pivot is provided with two guide wheels 104,105.
Guidance set 19 comprises the Connection Element 191 of the flat of the inner surface that is fixedly mounted on the 3rd support arm 53, is fixedly mounted on the free-ended guide pillar 192 of Connection Element 191, is threaded in the stop element 193 of the upper end of guide pillar 192.Preferably, guide pillar 192 and Connection Element 191 vertical settings, stop element 193 is nut.Be arranged with flexible member 194 on the guide pillar 192, preferred, flexible member 194 is spring.
Instrument fixation kit 12 comprises V-arrangement regulating element 16 that the cross section is roughly guide pin bushing 14 rectangle, hollow, fits with two adjacent surfaces of guide pin bushing 14, is fixedly mounted on instrument retaining element 15, locked component 17 on the regulating element 16, preferably, instrument retaining element 15 and regulating element 16 vertical settings.Preferably, instrument retaining element 15 is one-body molded with regulating element 16.
Referring to Fig. 1, shown in Figure 2, two guide edges 141 of guide pin bushing 14 on the diagonal of square-section, 142 respectively with guide wheel 103,104,105 the engagement, guide pin bushing 14 is respectively arranged with the first opening 148, the second openings 149 on two limits 145,146 on another diagonal of square-section.
The bottom of regulating element 16 has rectangular aperture, and regulating element 16 is locked on the guide pin bushing 14 by locked component 17.Locked component 17 comprises that the cross section is leg-of-mutton setting element 171, pad 173, nut 174, and the screw rod that is fixedly connected with setting element 171.
During installation, with two adjacent inner surfaces engagements of two faces and the guide pin bushing 14 of setting element 171, and screw rod 172 is passed first of guide pin bushing 14 open 148, afterwards pad 173 is set on the screw rod 172, nut 174 is screwed on the screw rod 172, regulating element 16 just is locked on the guide pin bushing 14 again.
When needing the stroke of adjustment means fixation kit 12, only need to unclamp nut 174, then regulating element 16 be slided up and down with respect to guide pin bushing 14, during to the stroke that needs, nut 174 is tightened onto on the screw rod 172, and regulating element 16 just can be locked on the guide pin bushing 14.
Guide pin bushing 14 is formed with stop section 143 near on the inwall of upper end, is provided with circular through hole in the stop section 143.During assembling, guide pin bushing 14 is set on the guide pillar 192, until guide pillar 192 passes the through hole in the stop section 143, then stop element 193 is assembled to the upper end of guide pillar 192.Simultaneously, two guide edges 141,142 of guide pin bushing 14 respectively with guide wheel 103,104,105 the engagement.
Instrument retaining element 15 is provided with circular opening 151 near free end, and work package 7 is fixed on the instrument retaining element 15 by opening 151.In the present embodiment, work package 7 can be electric drill, also can be electric router.According to those of ordinary skills' cognition as can be known, work package 7 can be other any instrument that can realize work piece cut.
Work package 7 comprises casing 73, be arranged on the motor (not shown) in the casing 73, the transmission device (not shown) that is connected with motor, the chuck 71 that is connected with transmission device and be clamped in working head 72 in the chuck.When being fixed on work package 7 on the instrument retaining element 15, the axis of working head 72 and the axis of accommodating element 92 are point-blank.
Referring to shown in Figure 1, transmission mechanism 8 comprises the first L shaped fork 81, the second fork 83, L shaped the 3rd fork 85, and the first connector 82, the second connectors 84.Be fixedly installed support component 511 on the lower surface of the first support arm 51 near the part of pedestal 1, the first L shaped fork 81 is pivotally mounted on the support component 511, and the first fork 81 comprises two fingers 811,812.The second fork 83 is pivotally mounted in the second support arm 52, and the second fork 83 has two free ends 831,832.Be fixedly installed support component 531, the three forks 85 on the upper surface of the 3rd support arm 53 near the part of coupling assembling 10 and be pivotally mounted on the support component 531, the 3rd fork 85 comprises two fingers 851,852.Between the free end of pivotally connected the second finger 812 at the first fork 81 of the first connector 82 and the first free end 831 of the second fork 83, between pivotally connected the second free end 832 and the free end of the 3rd finger 851 of the 3rd fork 85 at the second fork 83 of the second connector 84.Preferably, the first connector 82 and the second connector 84 are respectively wire, such as steel wire, also can be the wire-element of other material.The second connector 82 and the second connector 84 also can be the rod-shaped elements of other material.
Referring to shown in Figure 5, pedestal 1 is resisted against the lower end of fairlead 4 after the free end of the first finger 811 of opening 11, the first forks 81 that are provided with rectangle on the wall of supporting arm assembly 5 passes opening 11.The free end of the 4th finger 852 of the 3rd fork 85 passes the second opening 149 that is arranged on the guide pin bushing 14.
The interlock setting principle of workbench 3 and instrument fixation kit 12 below is described in detail in detail.
Referring to shown in Figure 5, motion initial position at workbench 3, when the operator presses workbench 3 with hand, the lower end of fairlead 4 compresses the first finger 811 downwards, the first fork 81 in the counterclockwise direction pivot rotates, so that the second finger 812 spurs the first connector 82 along the direction towards pedestal 1, the just along clockwise direction pivot rotation under the drive of the first connector 82 of the second fork 83, the second fork 83 just spurs the second connector 84 along the direction that deviates from pedestal 1, the just in the counterclockwise direction pivot rotation under the drive of the second connector 84 of the 3rd fork 85, the 4th finger 852 of the 3rd fork 85 just compresses guide pin bushing 14, so that instrument fixation kit 12 is along moving towards the direction of workbench 3, referring to shown in Figure 6.Seen from the above description, vertically in the same way motion of workbench 3 and instrument fixation kit 12.In the motion process of workbench 3 and instrument fixation kit 12, the stroke of workbench 3 is less than or equal to the stroke of instrument fixation kit 12, and from another angle, the movement velocity of workbench 3 is less than or equal to the movement velocity of instrument fixation kit 12.
The movement velocity of instrument fixation kit 12 and workbench 3 or the change of movement travel can be by regulating the first connector 82 and the second connector 84 the mode of length realize that the first connector 82 that for example can be by changing different length and the mode of the second connector 84 realize.The movement velocity of instrument fixation kit 12 and workbench 3 or the change of movement travel also can pass through to change the pivotal point of the second fork element 83, and the length of the finger of the first fork element 81 and the 3rd fork element 85 and pivotal point separately etc. are realized.
Work package 7 is removably mounted on the instrument fixation kit 12.When work package 7 is installed on the instrument fixation kit 12, when pressing workbench 3, work package 7 equally can be along moving towards the direction of workbench 3, it is the vertically in the same way motion of workbench 3 and work package 7, equally, the movement velocity of workbench 3 is less than or equal to the movement velocity of work package 7, from another angle, that is to say that the stroke of workbench 3 is less than or equal to the stroke of work package 7
When operator presses workbench 3, until the lower surface of the first support portion 41 of fairlead 4 is when being resisted against the upper surface of lining 2, namely, workbench 3 is positioned at the motion final position, referring to shown in Figure 7, because the movement velocity of work package 7 is higher than the movement velocity of workbench 3, the working head 72 of work package 7 just the through hole 31 by workbench 3, pressing plate 91 through hole 911, accommodate the centre bore 921 of element 92 and the through hole 431 of the second support portion 43, accommodate in the assembly 9 thereby be housed in, simultaneously, the stop section 143 of guide pin bushing 14 compresses flexible member 194.
Be bearing owing to accommodate element 92, bearing comprise inner ring, outer ring and be arranged on inner ring and the outer ring between steel ball, when working head 72 rotates, can be with the inner ring of dynamic bearing with respect to outer ring rotating.When the operator promotes workpiece so that the working head 72 in workpiece and the rotation is fitted and when moving with respect to working head 72, owing to accommodate element 92 free end of working head 72 accommodated in it, working head 72 just can not tilt, reduced the probability that working head 72 is scrapped, simultaneously, improved the precision of work piece cut.
When the operator removes the pressing of workbench 3, work package 7 and instrument fixation kit 12 are just under the elastic force effect of flexible member 194, move along the direction that deviates from workbench 3, thereby upwards spur the 4th finger 852 by guide pin bushing 14, the 3rd fork 85 just rotates along clockwise direction, the 3rd finger 851 pullings second connector 84 of the 3rd fork 85 is along moving towards the direction of pedestal 1, the second fork 83 just rotates under the pulling of second connecting rod 84 in the counterclockwise direction, thereby spurring the first connector 82 moves along the direction that deviates from pedestal 1, the first fork 81 is just under the pulling of the first connector 82, swing along clockwise direction, the first finger 811 of the first fork 81 just promotes fairlead 4, thereby so that workbench 3 move upward.Because the movement velocity of work package 7 and instrument fixation kit 12 is higher than the movement velocity of workbench, working head 72 just can break away from accommodates assembly 9.
Table tool of the present invention below is described in detail in detail realizes the mode of workpiece shape cutting work.The operator can regulate spacing between the continuing surface 32 of working head 72 and workbench 3 according to the thickness of workpiece.The operator can unclamp the nut 174 of locked component 17, so that regulating element 16 slides up and down with respect to guide pin bushing 14, when being adjusted to the height that needs, nut 174 is tightened on the screw rod 172, then, just can carry out the shape cutting work of workpiece.
In the time need to carrying out the shape cutting to the periphery of workpiece, the operator presses workbench 3 with hand, until the lower surface of the first support portion 41 of fairlead 4 is resisted against the upper surface of lining 2, referring to shown in Figure 7, the working head 72 of work package 7 just is housed in accommodates in the assembly 9, then with workbench 3 lockings.At this moment, start power supply, working head 72 just begins to rotate, operator's both hands travelling workpiece, so that workpiece is resisted against on the working head 72, and moves with respect to working head 72, working head 72 just can cut the periphery of workpiece.
The operator can follow one's bent, and work piece cut is become different shapes.Certainly, the operator also can rule on workpiece in advance, also can place pattern above workpiece, like this, the operator just can come travelling workpiece according to line or pattern, and the operator also can change difform working head 72, thereby works the work piece into the shape of wanting.
In the time need to carrying out shape cutting work to the inside of workpiece, extremely shown in Figure 7 referring to Fig. 5, start power supply, so that working head 72 begins to rotate, the operator with the hands grips workpiece, and workpiece is placed on the workbench 3, so that workpiece alignment working head 72, then press workpiece downwards, so that working head 72 is towards workbench 3 motion, until contact with workpiece and in the internal punches of workpiece, referring to shown in Figure 7, at this moment, working head 72 is housed in accommodates in the assembly 9, the lower surface of the first support portion 41 of fairlead 4 and the upper end of lining 2 against, with workbench 3 with respect to pedestal 1 locking, the operator just can promote workpiece, so that working head 72 carries out cutting work in the inside of workpiece.The operator can follow one's bent, and work piece cut is become different shapes.Certainly, the operator also can rule on workpiece in advance, also can place pattern above workpiece, like this, the operator just can come travelling workpiece according to line or pattern, and the operator also can change difform working head, thereby works the work piece into the shape of wanting.
After cutting is complete, remove the locking of workbench 3, work package 7 and instrument fixation kit 12 just move upward under the elastic force effect of flexible member 194, and drive workbench 3 by transmission mechanism 8 and move upward, because the movement velocity of work package 7 and instrument fixation kit 12 is higher than the movement velocity of workbench 3, working head 72 just breaks away from from accommodating assembly 9.At this moment, the operator just can take out the workpiece that processes easily.
Workbench of the present invention arranges by transmission mechanism 8 and instrument fixation kit 12 and work package 7 interlocks, the operator can move to carry out the cutting work of workpiece by limit promotion workpiece with respect to working head 72, also can be when needs be regulated the depth of cut of workpiece, thereby with the hands press workpiece so that workbench 3 moves up and down with respect to pedestal 1, move up and down by transmission mechanism 8 band power driven tools fixation kits 12 and work package 7 simultaneously, the mode that this kind regulated the work piece cut degree of depth is easier, quick, and operating efficiency is higher.Arrange on the workbench 3 and accommodate assembly 9, working head 72 selectively is contained in accommodates in the assembly 9, and table tool can carry out the interior shape cutting and peripheral shape cutting work of workpiece easily, and operating efficiency is higher.
Table tool of the present invention is not limited to said structure and working method, based on the structure of the present invention design all within protection scope of the present invention.