CN103010660A - Method for manufacturing antistatic conveyor belt - Google Patents
Method for manufacturing antistatic conveyor belt Download PDFInfo
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- CN103010660A CN103010660A CN2012103767069A CN201210376706A CN103010660A CN 103010660 A CN103010660 A CN 103010660A CN 2012103767069 A CN2012103767069 A CN 2012103767069A CN 201210376706 A CN201210376706 A CN 201210376706A CN 103010660 A CN103010660 A CN 103010660A
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- tissue layer
- antistatic
- transfer device
- load
- fabric layer
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Abstract
The invention discloses a method for manufacturing an antistatic conveyor belt. The method comprises the following steps of: shaping a lower fabric layer, wherein fabric contains 20 to 25 weight percent of conductive fiber; embedding metal strips into the lower fabric layer along the longitudinal direction, and interweaving the metal strips into fibers of the fabric; arranging metal bumps on the lower surface of the lower fabric layer, forming holes in the lower surface of the lower fabric layer, putting the metal bumps into the holes along the metal strips, and welding the metal bumps and the metal strips, wherein the metal bumps are protruded on the lower surface of the lower fabric layer; shaping an upper fabric layer, wherein the fabric contains 20 to 25 weight percent of conductive fiber; preparing polyvinyl chloride (PVC) resin paste, and coating the PVC resin paste on the surfaces of the upper fabric layer and the lower fabric layer; preparing antistatic sol, and coating the antistatic sol on the upper surface of the upper fabric layer to form an antistatic coating; and coating adhesives on the lower surface of the upper fabric layer and the upper surface of the upper fabric layer to adhere the upper fabric layer to the lower fabric layer, wherein the antistatic coating is arranged on the upper surface of the upper fabric layer and the metal bumps are protruded on the lower surface of the lower fabric layer.
Description
Technical field
The present invention relates to the load-transfer device field, relate in particular to a kind of manufacture method of antistatic load-transfer device.
Background technology
Load-transfer device is called again belt conveyer, is a kind of desirable high-efficiency and continuous transportation device, is particularly suitable for the continuous transportation of bulk, powdery goods and materials.Compare with other transportation devices (such as the locomotive class), belt conveyer has the advantages such as fed distance is long, large, the continuous conveying of freight volume, and reliable, easily is automated with centralization and controls.
In the electronic devices and components industry, load-transfer device has obtained using widely, no matter is to carry electric elements, or the conveyor line of processing continuously, all needs to use load-transfer device.Because it is less that electronic devices and components are generally submitted to, weight is lighter, does not need the load-transfer device that uses load-carrying capacity very strong.Therefore, the light-type conveyer belt of being made by polyvinylchloride (PVC) material becomes main flow.The PVC materials'use life-span is long, fire-retardant, has many-sided advantage, but for the electronic devices and components industry, also has a significant problem.PVC material surface resistance is very large, has high-insulativity, and the static of formation is difficult to eliminate.And the transmission of load-transfer device, goods and materials to carry all be to rely on friction force to realize, the friction between the various contact surfaces is very common, easily produces static.These electrostatic convergence collection work the mischief to electronic devices and components on the PVC load-transfer device.
So just need a kind of load-transfer device with antistatic effect.
Summary of the invention
The present invention is intended to propose the method that a kind of manufacturing has the load-transfer device of antistatic effect.
According to one embodiment of the invention, a kind of manufacture method of antistatic load-transfer device is proposed, comprise following step:
Lower tissue layer is finalized the design, and contains the conductive fiber of 20%～25% weight portion in the fabric, embeds along the longitudinal direction bonding jumper in lower tissue layer, and bonding jumper is interwoven in the fiber of fabric;
At lower tissue layer lower surface metal coupling is installed, perforate on the lower surface of lower tissue layer, the position in hole is along bonding jumper, stretches into metal coupling in the hole and is welded in bonding jumper, and derby protrudes from the lower surface of lower tissue layer;
Upper tissue layer is finalized the design, and contains the conductive fiber of 20%～25% weight portion in the fabric;
Preparation polyvinyl chloride resin is stuck with paste and is stuck with paste at the surface coating polyvinyl chloride resin of upper tissue layer and lower tissue layer;
Prepare antistatic colloidal sol and apply antistatic colloidal sol at the upper surface of upper tissue layer and form antistatic coating;
At the lower surface of upper tissue layer and the upper surface application of adhesive of upper tissue layer, upper tissue layer and lower tissue layer is bonding, and the upper surface of upper tissue layer has antistatic coating and descends the lower surface of tissue layer to be extruded with metal coupling.
In one embodiment, prepare antistatic colloidal sol and comprise PVC is stuck with paste resin, plasticizer, stabilizer and antistatic additive mix and blend, wherein PVC sticks with paste the weight ratio of resin, plasticizer, stabilizer, antistatic additive and is: PVC sticks with paste resin 95～105, plasticizer 45～50, stabilizer 1～2, antistatic additive 6～10.
In one embodiment, antistatic additive is anti-quiet dose of nonionic, is ethoxylated alkylamine.Plasticizer is phthalic ester or dioctyl adipate.Stabilizer is calcium zinc stabilizer.
In one embodiment, preparing antistatic colloidal sol also is included in to be stuck with paste in the colloidal sol that resin, plasticizer, stabilizer and antistatic additive mix and blend obtain by PVC and adds colorant.
In one embodiment, conductive fiber is terylene base conductive fiber or nylon based conductive fiber.
In one embodiment, adhesives is conductive epoxy adhesives, comprises conductive epoxy adhesives heat and the fit lower surface of upper tissue layer and the upper surface of lower tissue layer upper tissue layer and lower tissue layer are bonding.
In one embodiment, the metal coupling that protrudes from lower tissue layer lower surface cooperates with gear, and gear rotates and the metal coupling interlock.
The manufacture method of antistatic load-transfer device of the present invention reduces the situation of static focus by following several aspects, in the surface electrical resistance of surface coating antistatic coating with the reduction load-transfer device, in tissue layer, add conductive fiber, adopt conductive adhesive bonded fabric layer to discharge the static of accumulation, type of drive with engaged gears is replaced frictional rotation, reduces the possibility that produces static.
Description of drawings
Fig. 1 has disclosed the diagram of circuit according to the manufacture method of the antistatic load-transfer device of one embodiment of the invention.
Fig. 2 has disclosed the constructional drawing that antistatic load-transfer device that the manufacture method according to one embodiment of the invention makes cooperates with gear.
Fig. 3 is the enlarged drawing of regional area among Fig. 2.
The specific embodiment
With reference to shown in Figure 1, Fig. 1 has disclosed the diagram of circuit according to the manufacture method of the antistatic load-transfer device of one embodiment of the invention.The manufacture method 100 of this antistatic load-transfer device comprises following step:
101. lower tissue layer is finalized the design, and contains the conductive fiber of 20%～25% weight portion in the fabric, embeds along the longitudinal direction bonding jumper in lower tissue layer, bonding jumper is interwoven in the fiber of fabric.
102. at lower tissue layer lower surface metal coupling is installed, perforate on the lower surface of lower tissue layer, the position in hole is along bonding jumper, stretches into metal coupling in the hole and is welded in bonding jumper, and derby protrudes from the lower surface of lower tissue layer.
103. upper tissue layer is finalized the design, and contains the conductive fiber of 20%～25% weight portion in the fabric.In one embodiment, the conductive fiber of the lower tissue layer of formation and upper tissue layer is terylene base conductive fiber or nylon based conductive fiber.Content at the conductive fiber of 20%～25% weight portion so that on tissue layer and lower tissue layer can possess enough electric conductivitys so that the static charge of gathering can in time be excluded.The content of conductive fiber is usually at 10%～15% weight portion in the conventional art, facts have proved the electric conductivity deficiency of the conductive fiber of 10%～15% weight portion, conductive fiber content need to be brought up to 20%～25% weight portion and just can play the effect of getting rid of static charge.
104. preparation polyvinyl chloride resin is stuck with paste and is stuck with paste at the surface coating polyvinyl chloride resin of upper tissue layer and lower tissue layer.PVC is polyvinylchloride, and PVC sticks with paste resin as the term suggests be that this kind resin is mainly used to make the pasty state form, is a kind of unique liquid form of the igelite under the rough.PVC sticks with paste resin and can be made by emulsion and microsuspending method.
105. prepare antistatic colloidal sol and apply antistatic colloidal sol at the upper surface of upper tissue layer and form antistatic coating.In one embodiment, the antistatic colloidal sol of step 105 preparation comprises sticks with paste resin, plasticizer, stabilizer and antistatic additive mix and blend with PVC, and wherein the weight ratio of PVC paste resin, plasticizer, stabilizer, antistatic additive is: PVC sticks with paste resin 95～105, plasticizer 45～50, stabilizer 1～2, antistatic additive 6～10.Following table 1 has disclosed the component of antistatic colloidal sol in the different examples.
Table 1
Plasticizer uses phthalic ester or dioctyl adipate.Stabilizer uses calcium zinc stabilizer.Antistatic additive is anti-quiet dose of nonionic, uses ethoxylated alkylamine.
In one embodiment, in order to have color so that make the surface of the antistatic load-transfer device that obtains, can also in antistatic colloidal sol, add colorant, colorant stuck with paste by PVC colloidal sol that resin, plasticizer, stabilizer and antistatic additive mix and blend obtain form stable after again adding.Colorant can't affect antistatic colloidal sol and by the performance of its antistatic coating that forms, and use amount is very little, does not substantially affect the ratio of the weight of each component in the antistatic colloidal sol.
106. at the lower surface of upper tissue layer and the upper surface application of adhesive of upper tissue layer, upper tissue layer and lower tissue layer is bonding, and the upper surface of upper tissue layer has antistatic coating and descends the lower surface of tissue layer to be extruded with metal coupling.In one embodiment, adhesives is conductive epoxy adhesives.In step 106, comprise the lower surface of tissue layer on conductive epoxy adhesives heated and fit and the upper surface of lower tissue layer.Contain thin silver powder in the conductive epoxy adhesives, salt and oxide are had suitable electric conductivity, and can allow a small amount of oxidation or corrosion, lower to the requirement of anticorrosion process, can effectively reduce interface resistance.Conductive epoxy adhesives is coated in respectively the upper surface of lower tissue layer and the upper surface of lower tissue layer, suitably after the heating lower tissue layer and lower tissue layer is bonded together, because conductive epoxy adhesives has certain thickness, structurally can form laminating layer.
Fig. 2 has disclosed the structure of the antistatic load-transfer device that the manufacture method according to one embodiment of the invention makes and the schematic diagram that this load-transfer device cooperates with gear.As shown in the figure, load-transfer device 200 laminating layer 203, upper tissue layer 204 and the antistatic coating 205 that comprise successively from the bottom to top outstanding metal coupling 201, lower tissue layer 202, formed by conductive epoxy adhesives.Fig. 3 is the enlarged drawing of regional area among Fig. 2.Fig. 3 has disclosed the structure of the metal coupling 201 of bonding jumper 211 in the fiber that is interwoven in lower tissue layer 202 and welding and bonding jumper 211.The metal coupling 201 that protrudes from lower tissue layer 202 lower surfaces cooperates with gear 206, and gear 206 rotates and metal coupling 201 interlocks.This interlock tradition driving conveying belt 200 moves.
Manufacture method of the present invention solves the static focus problem of conveyor belt surface by the design of the following aspects:
To reduce the resistance of conveyor belt surface, reduce gathering of static charge at the surface coating antistatic coating of load-transfer device;
Add conductive fiber in tissue layer, with the conductive epoxy adhesives tissue layer of fitting, load-transfer device can form complete conductive path, so that the static charge of gathering can promptly be released;
Interlock with metal coupling and gear drives alternative friction-driven, and the generation of reducing friction reduces gathering of static charge.
The manufacture method of antistatic load-transfer device of the present invention reduces the situation of static focus by following several aspects, in the surface electrical resistance of surface coating antistatic coating with the reduction load-transfer device, in tissue layer, add conductive fiber, adopt conductive adhesive bonded fabric layer to discharge the static of accumulation, type of drive with engaged gears is replaced frictional rotation, reduces the possibility that produces static.
Claims (9)
1. the manufacture method of an antistatic load-transfer device is characterized in that, comprising:
Lower tissue layer is finalized the design, and contains the conductive fiber of 20%～25% weight portion in the described fabric, embeds along the longitudinal direction bonding jumper in lower tissue layer, and bonding jumper is interwoven in the fiber of fabric;
At lower tissue layer lower surface metal coupling is installed, perforate on the lower surface of lower tissue layer, the position in hole is along described bonding jumper, stretches into metal coupling in the hole and is welded in described bonding jumper, and described derby protrudes from the lower surface of lower tissue layer;
Upper tissue layer is finalized the design, and contains the conductive fiber of 20%～25% weight portion in the described fabric;
Preparation polyvinyl chloride resin is stuck with paste and is stuck with paste at the surface coating polyvinyl chloride resin of upper tissue layer and lower tissue layer;
Prepare antistatic colloidal sol and apply antistatic colloidal sol at the upper surface of upper tissue layer and form antistatic coating;
At the lower surface of upper tissue layer and the upper surface application of adhesive of upper tissue layer, upper tissue layer and lower tissue layer is bonding, and the upper surface of upper tissue layer has antistatic coating and descends the lower surface of tissue layer to be extruded with metal coupling.
2. the manufacture method of antistatic load-transfer device as claimed in claim 1, it is characterized in that, prepare antistatic colloidal sol and comprise PVC is stuck with paste resin, plasticizer, stabilizer and antistatic additive mix and blend, wherein PVC sticks with paste the weight ratio of resin, plasticizer, stabilizer, antistatic additive and is: PVC sticks with paste resin 95～105, plasticizer 45～50, stabilizer 1～2, antistatic additive 6～10.
3. the manufacture method of antistatic load-transfer device as claimed in claim 2 is characterized in that, described antistatic additive is anti-quiet dose of nonionic, is ethoxylated alkylamine.
4. the manufacture method of antistatic load-transfer device as claimed in claim 2 is characterized in that, described plasticizer is phthalic ester or dioctyl adipate.
5. the manufacture method of antistatic load-transfer device as claimed in claim 2 is characterized in that, described stabilizer is calcium zinc stabilizer.
6. the manufacture method of antistatic load-transfer device as claimed in claim 2 is characterized in that, prepares antistatic colloidal sol and also is included in to be stuck with paste in the colloidal sol that resin, plasticizer, stabilizer and antistatic additive mix and blend obtain by PVC and adds colorant.
7. the manufacture method of antistatic load-transfer device as claimed in claim 1 is characterized in that, described conductive fiber is terylene base conductive fiber or nylon based conductive fiber.
8. the manufacture method of antistatic load-transfer device as claimed in claim 1, it is characterized in that, described adhesives is conductive epoxy adhesives, comprises conductive epoxy adhesives heat and the fit lower surface of upper tissue layer and the upper surface of lower tissue layer upper tissue layer and lower tissue layer are bonding.
9. the manufacture method of antistatic load-transfer device as claimed in claim 1 is characterized in that, the metal coupling that protrudes from lower tissue layer lower surface cooperates with gear, and gear rotates and the metal coupling interlock.
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| CN2012103767069A CN103010660A (en) | 2012-10-05 | 2012-10-05 | Method for manufacturing antistatic conveyor belt |
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| CN2012103767069A CN103010660A (en) | 2012-10-05 | 2012-10-05 | Method for manufacturing antistatic conveyor belt |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61165045A (en) * | 1985-01-16 | 1986-07-25 | Bando Chem Ind Ltd | Transmission or carrying belt and surface machining thereof |
| US4697693A (en) * | 1984-04-23 | 1987-10-06 | Kimberly-Clark Corporation | Conveying systems |
| WO1992010694A1 (en) * | 1990-12-12 | 1992-06-25 | Firma Ernst Siegling | Driving, transport or conveyor belt and process for producing the same |
| CN101804898A (en) * | 2009-12-22 | 2010-08-18 | 上海永利带业股份有限公司 | Color antistatic PVC (Polyvinyl Chloride) conveyor belt for electronic industry and manufacture method |
| CN101844666A (en) * | 2010-05-06 | 2010-09-29 | 上海永利带业股份有限公司 | Highly anti-static thermoplastic polyurethane (PU) conveyer belt for textile industry and preparation method thereof |
| CN102126598A (en) * | 2011-01-10 | 2011-07-20 | 南京东润带业有限公司 | Antistatic poly vinyl chloride (PVC) conveyer belt |
-
2012
- 2012-10-05 CN CN2012103767069A patent/CN103010660A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697693A (en) * | 1984-04-23 | 1987-10-06 | Kimberly-Clark Corporation | Conveying systems |
| JPS61165045A (en) * | 1985-01-16 | 1986-07-25 | Bando Chem Ind Ltd | Transmission or carrying belt and surface machining thereof |
| WO1992010694A1 (en) * | 1990-12-12 | 1992-06-25 | Firma Ernst Siegling | Driving, transport or conveyor belt and process for producing the same |
| CN101804898A (en) * | 2009-12-22 | 2010-08-18 | 上海永利带业股份有限公司 | Color antistatic PVC (Polyvinyl Chloride) conveyor belt for electronic industry and manufacture method |
| CN101844666A (en) * | 2010-05-06 | 2010-09-29 | 上海永利带业股份有限公司 | Highly anti-static thermoplastic polyurethane (PU) conveyer belt for textile industry and preparation method thereof |
| CN102126598A (en) * | 2011-01-10 | 2011-07-20 | 南京东润带业有限公司 | Antistatic poly vinyl chloride (PVC) conveyer belt |
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Application publication date: 20130403 |