CN105957748A - Rivet feeding device of travel switch assembly machine - Google Patents
Rivet feeding device of travel switch assembly machine Download PDFInfo
- Publication number
- CN105957748A CN105957748A CN201610478229.5A CN201610478229A CN105957748A CN 105957748 A CN105957748 A CN 105957748A CN 201610478229 A CN201610478229 A CN 201610478229A CN 105957748 A CN105957748 A CN 105957748A
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- China
- Prior art keywords
- rivet
- plate
- clamping
- cylinder
- installing plate
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Switches (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a rivet feeding device of a travel switch assembly machine. The rivet feeding device of the travel switch assembly machine comprises a rivet rack, a rivet vibration tray, rivet feeders, a rivet mounting rack, rivet vibration feeders, a rivet mounting plate, rivet upright posts, a rivet transposition assembly, hoses, a rivet feeding assembly and a travel switch clamping assembly, wherein the rivet rack is provided with the rivet vibration tray; two discharge openings of the rivet vibration tray are provided with the rivet feeders; the rivet mounting rack is arranged at the right side of the rivet rack; two rivet vibration feeders are fixed on the rivet mounting rack through a bracket; the rivet feeders are fixed on the rivet vibration feeders respectively; the rivet mounting plate is fixed on the rivet mounting rack through four rivet upright posts; and the rivet transposition assembly is arranged on an upper plane of the rivet mounting plate. In the manner, the rivet feeding device is compact in structure; the feeding process of rivets can be automatically and regularly finished by the rivet feeding device instead of manpower; the labor force is saved; and the production cost is reduced.
Description
Technical field
The present invention relates to field of machinery automation, particularly relate to the rivet feeding device of a kind of travel switch kludge.
Background technology
Travel switch is also known as limit switch, travel switch is that a kind of conventional small area analysis master control electrical apparatus utilizes the collision of manufacturing machine moving component to make its contact action realize connecting or disjunction control circuit reaches certain control purpose, the assembling of present stage travel switch is almost manual work, there is anthropic factor in manual assembly, defective products easily occurs, and length assembly period, efficiency are low and cost is high, in view of this, defect based on prior art and deficiency, design the rivet feeding device of a travel switch kludge.
Summary of the invention
The technical problem that present invention mainly solves is to provide the rivet feeding device of a kind of travel switch kludge, compact conformation, it is possible to substitute the feeding process manually automatically, fitly completing rivet, saves labour force, reduces production cost.
nullFor solving above-mentioned technical problem，The technical scheme that the present invention uses is: provide the rivet feeding device of a kind of travel switch kludge，The rivet feeding device of the trip switch assembling machine includes rivet frame、Rivet shakes charging tray、Rivet feed appliance、Rivet installation frame、Rivet shakes glassware、Rivet installing plate、Rivet column、Rivet transposition assembly、Flexible pipe、Rivet loading assemblies and travel switch clamp assembly，Rivet is installed in described rivet frame shake charging tray，Shake two discharging openings of charging tray of rivet are provided with rivet feed appliance，The right side of rivet frame is provided with rivet installation frame，Two rivets glassware that shakes is fixed on rivet installation frame by support，Rivet feed appliance is individually fixed in rivet and shakes on glassware，Rivet installing plate is fixed on rivet installation frame by four rivet columns，On rivet installing plate, Plane Installation has rivet transposition assembly；
nullPreferably，Described rivet transposition assembly includes rivet guide plate、Rivet push-and-pull cylinder、" ┏ " shape push pedal、Line slide rail、Thread air cylinder support、Rivet thread cylinder、Rivet transpositing plate and guide pad，The discharging opening of described rivet feed appliance is positioned on rivet installing plate，The discharge outlet side of rivet feed appliance is provided with rivet guide plate，Rivet push-and-pull cylinder it is also equipped with on rivet installing plate，The piston rod of rivet push-and-pull cylinder is fixed with " ┏ " shape push pedal，The horizontal plate lower plane of " ┏ " shape push pedal is provided with line slide rail，Line slide rail is fixed on rivet installing plate，The vertical plate of described " ┏ " shape push pedal is provided with two rivets relative with the discharging opening of rivet feed appliance and installs groove，The vertical plate of " ┏ " shape push pedal is close to rivet guide plate，On the horizontal plate of " ┏ " shape push pedal, Plane Installation has thread air cylinder support，Rivet thread cylinder is installed on thread air cylinder support，The piston rod of rivet thread cylinder is fixed with rivet transpositing plate by connecting plate，It is fixed with guide pad on the horizontal plate of " ┏ " shape push pedal of rivet transpositing plate both sides，Rivet transpositing plate two ends coordinate with guide pad，Rivet transpositing plate front end is provided with installs, with rivet, the rivet bayonet socket that groove is relative，Two rivet through holes it are additionally provided with on described rivet installing plate，Rivet through hole is relative with the charging aperture of flexible pipe respectively，The discharging opening of flexible pipe is connected to the charging hole of the riveting gun of rivet loading assemblies；
Preferably, described rivet loading assemblies also includes rivet interlacement plate, guide rod cylinder and riveting gun installing plate, described rivet interlacement plate is fixed on rivet installation frame lower plane, rivet interlacement plate side is provided with guide rod cylinder, on the piston rod flanged plate of guide rod cylinder, riveting gun installing plate is installed, being provided with two riveting guns on riveting gun installing plate, riveting gun is facing to the rivet installing hole on travel switch；
Preferably, described travel switch clamp assembly includes clamping connecting plate, clamping push-and-pull cylinder, clamping installing plate, first clamping block, revolution clamping cylinder and the second clamping block, described clamping connecting plate is fixed on rivet installation frame, clamping push-and-pull cylinder is installed on clamping connecting plate, on the piston rod flanged plate of clamping push-and-pull cylinder, clamping installing plate is installed, the external part of clamping installing plate is provided with the first clamping block, it is also equipped with turning round clamping cylinder on clamping installing plate, on the piston rod of revolution clamping cylinder, the second clamping block is installed, second clamping block and the first clamping block are relative.
The invention has the beneficial effects as follows: the rivet feeding device of the present invention a kind of travel switch kludge, compact conformation, it is possible to substitute the feeding process manually automatically, fitly completing rivet, save labour force, reduce production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the rivet feeding device of travel switch kludge of the present invention；
Fig. 2 is the close-up schematic view of the rivet feeding device of travel switch kludge of the present invention；
Fig. 3 is the rivet transposition modular construction schematic diagram of the rivet feeding device of travel switch kludge of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings present pre-ferred embodiments is described in detail, so that the advantage of invention and feature can be easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention is made apparent clear and definite defining.
Referring to Fig. 1 to Fig. 3, the embodiment of the present invention includes:
nullA kind of rivet feeding device of travel switch kludge，The rivet feeding device of the trip switch assembling machine includes rivet frame 711、Rivet shakes charging tray 712、Rivet feed appliance 713、Rivet installation frame 714、Rivet shakes glassware 715、Rivet installing plate 716、Rivet column 717、Rivet transposition assembly 718、Flexible pipe 719、Rivet loading assemblies 7110 and travel switch clamp assembly 7111，Rivet is installed in described rivet frame 711 shake charging tray 712，Shake two discharging openings of charging tray 712 of rivet are provided with rivet feed appliance 713，The right side of rivet frame 711 is provided with rivet installation frame 714，Two rivets glassware 715 that shakes is fixed on rivet installation frame 714 by support，Rivet feed appliance 713 is individually fixed in rivet and shakes on glassware 715，Rivet installing plate 716 is fixed on rivet installation frame 714 by four rivet columns 717，On rivet installing plate 716, Plane Installation has rivet transposition assembly 718；
nullDescribed rivet transposition assembly 718 includes rivet guide plate 7181、Rivet push-and-pull cylinder 7182、" ┏ " shape push pedal 7183、Line slide rail 7184、Thread air cylinder support 7185、Rivet thread cylinder 7186、Rivet transpositing plate 7187 and guide pad 7188，The discharging opening of described rivet feed appliance 713 is positioned on rivet installing plate 716，The discharge outlet side of rivet feed appliance 713 is provided with rivet guide plate 7181，Rivet push-and-pull cylinder 7182 it is also equipped with on rivet installing plate 716，The piston rod of rivet push-and-pull cylinder 7182 is fixed with " ┏ " shape push pedal 7183，The horizontal plate lower plane of " ┏ " shape push pedal 7183 is provided with line slide rail 7184，Line slide rail 7184 is fixed on rivet installing plate 716，The vertical plate of described " ┏ " shape push pedal 7183 is provided with two rivets relative with the discharging opening of rivet feed appliance 713 and installs groove 71831，The vertical plate of " ┏ " shape push pedal 7183 is close to rivet guide plate 7181，On the horizontal plate of " ┏ " shape push pedal 7183, Plane Installation has thread air cylinder support 7185，Rivet thread cylinder 7186 is installed on thread air cylinder support 7185，The piston rod of rivet thread cylinder 7186 is fixed with rivet transpositing plate 7187 by connecting plate，It is fixed with guide pad 7188 on the horizontal plate of " ┏ " shape push pedal 7183 of rivet transpositing plate 7187 both sides，Rivet transpositing plate 7187 two ends coordinate with guide pad 7188，Rivet transpositing plate 7187 front end is provided with installs, with rivet, the rivet bayonet socket 71871 that groove 71831 is relative，Two rivet through holes it are additionally provided with on described rivet installing plate 716，Rivet through hole is relative with the charging aperture of flexible pipe 719 respectively，The discharging opening of flexible pipe 719 is connected to the charging hole of the riveting gun 71104 of rivet loading assemblies 7110；
Described rivet loading assemblies 7110 also includes rivet interlacement plate 71101, guide rod cylinder 71102 and riveting gun installing plate 71103, described rivet interlacement plate 71101 is fixed on rivet installation frame 714 lower plane, rivet interlacement plate 71101 side is provided with guide rod cylinder 71102, on the piston rod flanged plate of guide rod cylinder 71102, riveting gun installing plate 71103 is installed, being provided with two riveting guns 71104 on riveting gun installing plate 71103, riveting gun 71104 is facing to the rivet installing hole on travel switch；
nullDescribed travel switch clamp assembly 7111 includes clamping connecting plate 71111、Clamping push-and-pull cylinder 71112、Clamping installing plate 71113、First clamping block 71114、Revolution clamping cylinder 71115 and the second clamping block 71116，Described clamping connecting plate 71111 is fixed on rivet installation frame 714，Clamping push-and-pull cylinder 71112 is installed on clamping connecting plate 71111，Clamping installing plate 71113 is installed on the piston rod flanged plate of clamping push-and-pull cylinder 71112，The external part of clamping installing plate 71113 is provided with the first clamping block 71114，It is also equipped with turning round clamping cylinder 71115 on clamping installing plate 71113，On the piston rod of revolution clamping cylinder 71115, second clamping block 71116 is installed，Second clamping block 71116 is relative with the first clamping block 71114.
When the rivet feeding device of travel switch kludge of the present invention works, groove 71831 installed by the rivet that the rivet that rivet shakes in charging tray 712 is transported on the vertical plate of " ┏ " shape push pedal 7183 by rivet feed appliance 713, rivet upper end is stuck in rivet bayonet socket 71871, the piston rod of rivet push-and-pull cylinder 7182 shrinks above two the rivet through holes being transported on rivet installing plate 716 by rivet, the piston rod of rivet thread cylinder 7186 shrinks and drives rivet transpositing plate 7187 to return, rivet is transported in riveting gun 71104 by flexible pipe 719, travel switch clamp assembly 7111 works and is clamped by travel switch, riveting gun 71104 works in the rivet installing hole that rivet is got to travel switch, machine repeats above job step.
The rivet feeding device of travel switch kludge of the present invention, compact conformation, it is possible to substitute the feeding process manually automatically, fitly completing rivet, save labour force, reduce production cost.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (4)
1. the rivet feeding device of a travel switch kludge, it is characterized in that: the rivet feeding device of the trip switch assembling machine includes rivet frame, rivet shakes charging tray, rivet feed appliance, rivet installation frame, rivet shakes glassware, rivet installing plate, rivet column, rivet transposition assembly, flexible pipe, rivet loading assemblies and travel switch clamp assembly, rivet is installed in described rivet frame shake charging tray, shake two discharging openings of charging tray of rivet are provided with rivet feed appliance, the right side of rivet frame is provided with rivet installation frame, two rivets glassware that shakes is fixed on rivet installation frame by support, rivet feed appliance is individually fixed in rivet and shakes on glassware, rivet installing plate is fixed on rivet installation frame by four rivet columns, on rivet installing plate, Plane Installation has rivet transposition assembly.
nullThe rivet feeding device of travel switch kludge the most according to claim 1，It is characterized in that: described rivet transposition assembly includes rivet guide plate、Rivet push-and-pull cylinder、" ┏ " shape push pedal、Line slide rail、Thread air cylinder support、Rivet thread cylinder、Rivet transpositing plate and guide pad，The discharging opening of described rivet feed appliance is positioned on rivet installing plate，The discharge outlet side of rivet feed appliance is provided with rivet guide plate，Rivet push-and-pull cylinder it is also equipped with on rivet installing plate，The piston rod of rivet push-and-pull cylinder is fixed with " ┏ " shape push pedal，The horizontal plate lower plane of " ┏ " shape push pedal is provided with line slide rail，Line slide rail is fixed on rivet installing plate，The vertical plate of described " ┏ " shape push pedal is provided with two rivets relative with the discharging opening of rivet feed appliance and installs groove，The vertical plate of " ┏ " shape push pedal is close to rivet guide plate，On the horizontal plate of " ┏ " shape push pedal, Plane Installation has thread air cylinder support，Rivet thread cylinder is installed on thread air cylinder support，The piston rod of rivet thread cylinder is fixed with rivet transpositing plate by connecting plate，It is fixed with guide pad on the horizontal plate of " ┏ " shape push pedal of rivet transpositing plate both sides，Rivet transpositing plate two ends coordinate with guide pad，Rivet transpositing plate front end is provided with installs, with rivet, the rivet bayonet socket that groove is relative，Two rivet through holes it are additionally provided with on described rivet installing plate，Rivet through hole is relative with the charging aperture of flexible pipe respectively，The discharging opening of flexible pipe is connected to the charging hole of the riveting gun of rivet loading assemblies.
The rivet feeding device of travel switch kludge the most according to claim 1, it is characterized in that: described rivet loading assemblies also includes rivet interlacement plate, guide rod cylinder and riveting gun installing plate, described rivet interlacement plate is fixed on rivet installation frame lower plane, rivet interlacement plate side is provided with guide rod cylinder, on the piston rod flanged plate of guide rod cylinder, riveting gun installing plate is installed, being provided with two riveting guns on riveting gun installing plate, riveting gun is facing to the rivet installing hole on travel switch.
The rivet feeding device of travel switch kludge the most according to claim 1, it is characterized in that: described travel switch clamp assembly includes clamping connecting plate, clamping push-and-pull cylinder, clamping installing plate, first clamping block, revolution clamping cylinder and the second clamping block, described clamping connecting plate is fixed on rivet installation frame, clamping push-and-pull cylinder is installed on clamping connecting plate, on the piston rod flanged plate of clamping push-and-pull cylinder, clamping installing plate is installed, the external part of clamping installing plate is provided with the first clamping block, it is also equipped with turning round clamping cylinder on clamping installing plate, on the piston rod of revolution clamping cylinder, the second clamping block is installed, second clamping block and the first clamping block are relative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610478229.5A CN105957748B (en) | 2016-06-28 | 2016-06-28 | The rivet feeding device of travel switch kludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610478229.5A CN105957748B (en) | 2016-06-28 | 2016-06-28 | The rivet feeding device of travel switch kludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105957748A true CN105957748A (en) | 2016-09-21 |
| CN105957748B CN105957748B (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610478229.5A Expired - Fee Related CN105957748B (en) | 2016-06-28 | 2016-06-28 | The rivet feeding device of travel switch kludge |
Country Status (1)
| Country | Link |
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| CN (1) | CN105957748B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444896A (en) * | 2017-09-06 | 2017-12-08 | 上海精智实业股份有限公司 | A kind of screw conveyer |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1132520A (en) * | 1965-11-02 | 1968-11-06 | Mallory Metallurg Prod Ltd | Improvements in or relating to composite electrical contacts |
| CN102097237A (en) * | 2010-12-18 | 2011-06-15 | 周俊雄 | Novel tact switch assembling machine |
| CN202398723U (en) * | 2011-12-08 | 2012-08-29 | 亿和精密工业（苏州）有限公司 | Pneumatic pressurizing punch press |
| CN203738371U (en) * | 2014-02-26 | 2014-07-30 | 深圳市金正江大五金塑胶制品有限公司 | Automatic indexing assembly machine |
| CN204381281U (en) * | 2014-12-23 | 2015-06-10 | 常州市博聪儿童用品有限公司 | Rivet decompressor |
| CN204603767U (en) * | 2015-05-11 | 2015-09-02 | 吴中区横泾嘉运模具厂 | The feeding machanism of always driving the rivets of water heater heat portective switch kludge |
| CN204885785U (en) * | 2015-06-16 | 2015-12-16 | 东莞市中厚电子科技有限公司 | Full -automatic pencil is worn waterproof bolt crimp type terminal machine and is worn waterproof bolt device |
| CN105448562A (en) * | 2015-12-24 | 2016-03-30 | 东莞市益诚自动化设备有限公司 | Automatic assembly machine for wall control switch |
| CN205881746U (en) * | 2016-06-28 | 2017-01-11 | 苏州市吴中区胥口健浩五金加工厂 | Rivet loading attachment of travel switch kludge |
-
2016
- 2016-06-28 CN CN201610478229.5A patent/CN105957748B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1132520A (en) * | 1965-11-02 | 1968-11-06 | Mallory Metallurg Prod Ltd | Improvements in or relating to composite electrical contacts |
| CN102097237A (en) * | 2010-12-18 | 2011-06-15 | 周俊雄 | Novel tact switch assembling machine |
| CN202398723U (en) * | 2011-12-08 | 2012-08-29 | 亿和精密工业（苏州）有限公司 | Pneumatic pressurizing punch press |
| CN203738371U (en) * | 2014-02-26 | 2014-07-30 | 深圳市金正江大五金塑胶制品有限公司 | Automatic indexing assembly machine |
| CN204381281U (en) * | 2014-12-23 | 2015-06-10 | 常州市博聪儿童用品有限公司 | Rivet decompressor |
| CN204603767U (en) * | 2015-05-11 | 2015-09-02 | 吴中区横泾嘉运模具厂 | The feeding machanism of always driving the rivets of water heater heat portective switch kludge |
| CN204885785U (en) * | 2015-06-16 | 2015-12-16 | 东莞市中厚电子科技有限公司 | Full -automatic pencil is worn waterproof bolt crimp type terminal machine and is worn waterproof bolt device |
| CN105448562A (en) * | 2015-12-24 | 2016-03-30 | 东莞市益诚自动化设备有限公司 | Automatic assembly machine for wall control switch |
| CN205881746U (en) * | 2016-06-28 | 2017-01-11 | 苏州市吴中区胥口健浩五金加工厂 | Rivet loading attachment of travel switch kludge |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444896A (en) * | 2017-09-06 | 2017-12-08 | 上海精智实业股份有限公司 | A kind of screw conveyer |
| CN107444896B (en) * | 2017-09-06 | 2023-11-07 | 上海精智实业股份有限公司 | Screw conveyer |
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| Publication number | Publication date |
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| CN105957748B (en) | 2018-05-22 |
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| C10 | Entry into substantive examination | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180418 Address after: 226100 Jiangsu city of Nantong Province Haimen Haimen Textile Industrial Park Avenue South are Dieshiqiao electric mall 3 floor Applicant after: Haimen Huaxia Li Li Network Technology Service Co., Ltd. Address before: 215164 Jiangsu city of Suzhou province Wuzhong District Xu Kou Zhen Mao Peng Lu, No. 868 Applicant before: Suzhou Wuzhong District Guchi Kenko hardware processing factory |
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Granted publication date: 20180522 Termination date: 20180628 |