CN114434072B - Positioning mechanism for relay contact piece combination welding - Google Patents
Positioning mechanism for relay contact piece combination welding Download PDFInfo
- Publication number
- CN114434072B CN114434072B CN202210103361.3A CN202210103361A CN114434072B CN 114434072 B CN114434072 B CN 114434072B CN 202210103361 A CN202210103361 A CN 202210103361A CN 114434072 B CN114434072 B CN 114434072B
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- stop block
- block
- positioning mechanism
- contact piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 23
- 229910052755 nonmetal Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H49/00—Apparatus or processes specially adapted to the manufacture of relays or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Switches (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a positioning mechanism for welding a relay contact piece combination, which comprises a positioning block, a stop block, a bottom plate, pins, a pressing block and an insert, wherein the contact piece combination to be welded comprises a contact piece and a contact piece.
Description
Technical Field
The invention belongs to the technical field of relay processing, and particularly relates to a positioning mechanism for relay contact piece combination welding.
Background
The relay is used as an electronic component, the internal structure is generally composed of various contact piece combinations (as shown in fig. 4 and 5), the contact piece combinations are used as key components, the external dimension of the contact piece combinations is small, the special property of the contact piece materials is required to be welded on an auxiliary piece to ensure the relative performance, so that the assembly relative dimension of the two components needs to be ensured, and a set of tool clamps is required to fix the two components and then fasten the two components in a spot welding mode; and the general fixture can not effectively ensure the position relationship of the fixture and the fixture. If the position assurance is bad, the assembly quality of the internal elements of the relay in the later period is affected.
Disclosure of Invention
In order to solve the technical problems, the invention provides a positioning mechanism for relay contact piece combination welding.
The invention is realized by the following technical scheme.
The invention provides a positioning mechanism for relay contact piece combination welding, which comprises a positioning block, a stop block, a bottom plate, pins, a pressing block and an insert, wherein the contact piece combination to be welded comprises a contact piece and a contact piece, an upward protruding platform is arranged in the middle of the bottom plate, an air passage is arranged in the bottom plate, an air suction valve is connected to the outside of the air passage, a groove is arranged on the platform, a support is arranged in the groove along the vertical direction, an air hole communicated with the air passage is arranged on the support, the inserts are arranged on two sides of the support, the inserts on two sides of the support and the support jointly enclose a cavity corresponding to the contact piece structure to be welded, and the end to be welded of the contact piece is arranged in the cavity arranged in the insert; the stop block is arranged on one side of the raised platform in the middle of the bottom plate, and the height of the stop block is matched with the raised platform in the middle of the bottom plate; the to-be-welded end of the connecting sheet is overlapped with the contact sheet, and the other end of the connecting sheet is arranged on the stop block; the outer side of the bottom plate is provided with a supporting lug, one end of the pressing block is connected with the supporting lug arranged on the outer side of the bottom plate through a pin, and the pressing block can rotate around the pin and is pressed on the connecting sheet placed on the stop block; the positioning block is arranged on the other side of the raised platform in the middle of the bottom plate, the height of the positioning block is higher than that of the boss, a through hole is formed in the side wall of the positioning block, which is higher than the raised platform in the middle of the bottom plate, towards the inside of the positioning block along the horizontal direction, the tail end of the through hole is provided with an air passage, the air passage is externally connected with an air suction valve, and the through hole and an air hole formed in the bottom plate are positioned on the same plane and are mutually perpendicular; when the welding fixture is used, the air suction valve is connected to the air suction device, the contact piece is placed in the cavity of the insert, the air suction device is started, the contact piece is fixed through air suction, then the contact piece is placed on the stop block, the contact piece is pressed on the stop block by the pressing block, and welding is performed.
Further, the device also comprises a gasket, wherein the gasket is positioned between the lower surface of the stop block and the bottom plate, and the bottom of the stop block is prevented from being in direct contact with the bottom plate.
Further, the device also comprises a baffle plate, wherein the baffle plate is positioned between the side surface of the baffle plate and the bottom plate, and the side surface of the baffle plate is prevented from being in direct contact with the bottom plate.
Further, the gasket and the baffle are made of nonmetal materials.
Further, a plurality of struts are arranged in the grooves in the convex platform of the bottom plate.
Further, the number of the struts arranged in the grooves in the convex platform of the bottom plate is 6, and 7 inserts are arranged in the grooves in the convex platform of the bottom plate to form 6 cavities.
Further, the device also comprises a screw which is screwed into the stop block from the upper surface of the stop block and then enters the bottom plate, and the bottom plate and the stop block are connected into a whole.
Further, the positioning block is fixedly connected with the bottom plate through a screw.
The invention has the beneficial effects that: through the implementation of the invention, the contact sheets of the contact sheet combination are positioned in a suction fixing and positioning mode, the contact sheets are fixed in a pressing block press-fitting mode, the welding processing of the contact sheet combination can be effectively positioned, the assembly size of the parts is controlled, the welding quality is ensured, in addition, the invention can also be used for processing a plurality of parts by one die, and the processing efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a view A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a left-hand partial cross-sectional view of FIG. 1 in accordance with the present invention;
FIG. 4 is a transverse cross-sectional view of a contact blade assembly;
FIG. 5 is a top view of a contact pad assembly;
in the figure: the device comprises a 1-positioning block, a 2-contact piece combination, a 3-baffle piece, a 4-stop block, a 5-gasket, a 6-base plate, 7-screws, 8-pins, 9-pressing blocks, 10-inserts, 11-suction valves, 21-contact pieces and 22-contact pieces.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the above.
As shown in fig. 1-3, a positioning mechanism for welding a relay contact piece 22 assembly 2 comprises a positioning block 1, a stop block 4, a bottom plate 6, pins 8, a pressing block 9 and an insert 10, wherein the contact piece 22 assembly 2 to be welded comprises a connecting piece 21 and a contact piece 22, a platform protruding upwards is arranged in the middle of the bottom plate 6, an air passage is arranged in the bottom plate 6, an air suction valve 11 is connected outside the air passage, a groove is arranged on the platform, a support column is arranged in the groove in the vertical direction, air holes communicated with the air passage are formed in the support column, the insert 10 is arranged on two sides of the support column, the insert 10 on two sides of the support column and the support column jointly enclose a cavity which is matched with the structure of the contact piece 22 to be welded, and the end to be welded of the contact piece 22 is arranged in the cavity arranged in the insert 10; the stop block 4 is arranged on one side of a raised platform in the middle of the bottom plate 6, and the height of the stop block is matched with the raised platform in the middle of the bottom plate 6; the end to be welded of the connecting sheet 21 is overlapped with the contact sheet 22, and the other end is arranged on the stop block 4; the outer side of the bottom plate 6 is provided with a supporting lug, one end of the pressing block 9 is connected with the supporting lug arranged on the outer side of the bottom plate 6 through a pin 8, and the pressing block 9 can rotate around the pin 8 and is pressed on a connecting sheet 21 placed on the stop block 4; the locating piece 1 sets up in the opposite side of the protruding platform in bottom plate 6 middle part, and the height of locating piece 1 is higher than the height of boss, is equipped with the through-hole along the inside of horizontal direction towards locating piece 1 on the lateral wall of the protruding platform in bottom plate 6 middle part of locating piece 1, and the end of through-hole is provided with the air flue, and the air flue external connection has suction valve 11, and the through-hole is located coplanar and mutually perpendicular with the gas pocket that sets up on the bottom plate 6.
The gasket 5 is positioned between the lower surface of the stop block 4 and the bottom plate 6, and the bottom of the stop block 4 is prevented from being in direct contact with the bottom plate 6; the device also comprises a baffle plate 3, wherein the baffle plate 3 is positioned between the side surface of the baffle plate 4 and the bottom plate 6 to prevent the side surface of the baffle plate 4 from being in direct contact with the bottom plate 6; the gasket 5 and the baffle 3 are made of non-metal materials. The gasket 5 and the baffle 3 are made of nonmetal, and are connected with metal parts to limit conductive shunt during welding. The bottom plate 6 is used for conducting, limiting and supporting.
The number of the struts arranged in the grooves in the convex platform of the bottom plate 6 is 6, and 7 inserts 10 are installed in the grooves in the convex platform of the bottom plate 6 to form 6 cavities.
The novel anti-theft device further comprises a plurality of screws 7, wherein the screws 7 are screwed into the stop block 4 from the upper surface of the stop block 4 and then enter the bottom plate 6 to connect the bottom plate 6 and the stop block 4 into a whole. The positioning block 1 is fixedly connected with the bottom plate 6 through screws.
When in use, the air suction valve 11 is externally connected with an air suction device, the pressing block 9160 DEG is rotated, and the pressing block 9 is in clearance fit with the pin 8 and the bottom plate 6. The contact piece 22 is inserted into the cavity between the inserts 10 in the jig, the contact piece 22 is fixed by sucking air through the suction valve 11, the contact piece 21 is then attached, and then the rotary press block 9 is pressed against the contact piece 21 in order to prevent the contact piece 21 from moving, and finally the contact piece 21 and the contact piece 22 are fixed together. After all the contact piece 22 combinations 2 are welded, the air suction valve 11 is disconnected, the suction of the contact piece 22 combinations 2 is released, the pressing block 9 is lifted, the pressing of the contact piece 22 combinations 2 is released, the contact piece 22 combinations 2 are finally taken out, and all the operation flows are finally completed. In addition, the invention can be installed on automatic equipment to perform automatic welding, thereby improving the processing efficiency.
Claims (9)
1. A positioning mechanism for relay contact combination welding, its characterized in that: comprises a positioning block, a stop block, a bottom plate, a pin, a pressing block and an insert, wherein the contact piece combination to be welded comprises a connecting piece and a contact piece,
the middle part of the bottom plate is provided with an upward protruding platform, an air passage is arranged in the bottom plate, an air suction valve is connected to the outside of the air passage, a groove is formed in the platform, a support is arranged in the groove along the vertical direction, air holes communicated with the air passage are formed in the support, inserts are arranged on two sides of the support, the inserts on two sides of the support and the support jointly enclose a cavity which is suitable for the structure of a contact piece to be welded, and the end to be welded of the contact piece is arranged in the cavity which is arranged in the insert;
the stop block is arranged on one side of the raised platform in the middle of the bottom plate, and the height of the stop block is matched with the raised platform in the middle of the bottom plate; the to-be-welded end of the connecting sheet is overlapped with the contact sheet, and the other end of the connecting sheet is arranged on the stop block;
the outer side of the bottom plate is provided with a supporting lug, one end of the pressing block is connected with the supporting lug arranged on the outer side of the bottom plate through a pin, and the pressing block can rotate around the pin and is pressed on the connecting sheet placed on the stop block;
the positioning block is arranged on the other side of the raised platform in the middle of the bottom plate, the height of the positioning block is higher than that of the boss, a through hole is formed in the side wall of the positioning block, which is higher than the raised platform in the middle of the bottom plate, towards the inside of the positioning block along the horizontal direction, the tail end of the through hole is provided with an air passage, the air passage is externally connected with an air suction valve, and the through hole and an air hole formed in the bottom plate are located on the same plane and are mutually perpendicular.
2. The positioning mechanism for relay contact assembly welding of claim 1, wherein: the novel anti-collision device comprises a stop block, and is characterized by further comprising a gasket, wherein the gasket is positioned between the lower surface of the stop block and the bottom plate and prevents the bottom of the stop block from being in direct contact with the bottom plate.
3. The positioning mechanism for relay contact assembly welding of claim 1, wherein: the stopper is positioned between the side face of the stopper and the bottom plate, and the side part of the stopper is prevented from being in direct contact with the bottom plate.
4. The positioning mechanism for relay contact assembly welding of claim 2, wherein: the gasket is made of nonmetal materials.
5. A positioning mechanism for relay contact assembly welding as set forth in claim 3, wherein: the baffle is made of nonmetal materials.
6. The positioning mechanism for relay contact assembly welding of claim 1, wherein: the support posts arranged in the grooves in the convex platform of the bottom plate are multiple.
7. The positioning mechanism for relay contact assembly welding of claim 6, wherein: the number of the struts arranged in the grooves in the convex platform of the bottom plate is 6, and 7 inserts are arranged in the grooves in the convex platform of the bottom plate to form 6 cavities.
8. The positioning mechanism for relay contact assembly welding of claim 1, wherein: the screw is screwed into the stop block from the upper surface of the stop block and then enters the bottom plate, and the bottom plate and the stop block are connected into a whole.
9. The positioning mechanism for relay contact assembly welding of claim 1, wherein: the positioning block is fixedly connected with the bottom plate through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210103361.3A CN114434072B (en) | 2022-01-27 | 2022-01-27 | Positioning mechanism for relay contact piece combination welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210103361.3A CN114434072B (en) | 2022-01-27 | 2022-01-27 | Positioning mechanism for relay contact piece combination welding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114434072A CN114434072A (en) | 2022-05-06 |
| CN114434072B true CN114434072B (en) | 2023-10-31 |
Family
ID=81370449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210103361.3A Active CN114434072B (en) | 2022-01-27 | 2022-01-27 | Positioning mechanism for relay contact piece combination welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114434072B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE707047A (en) * | 1967-03-08 | 1968-05-24 | ||
| WO1998006118A1 (en) * | 1996-08-05 | 1998-02-12 | Mcnc | Encapsulated micro-relay modules and methods of fabricating same |
| CN101520489A (en) * | 2009-03-24 | 2009-09-02 | 贵州航天电器股份有限公司 | Method for detecting electrical connection of relay |
| CN102601510A (en) * | 2012-03-28 | 2012-07-25 | 桂林航天电子有限公司 | Spot welding equipment for contact spring system of micro-relay |
| CN103143870A (en) * | 2013-03-21 | 2013-06-12 | 江苏勇龙电气有限公司 | External support welding tool of shielding cylinder connecting nozzle and use method of external support welding tool |
| CN104889611A (en) * | 2015-04-28 | 2015-09-09 | 力帆实业(集团)股份有限公司 | Relay batch welding processing method for motor electronic injection system |
| CN106475682A (en) * | 2016-11-02 | 2017-03-08 | 深圳锦帛方激光科技有限公司 | A kind of cell sealing laser welding apparatus |
| CN107931922A (en) * | 2017-11-17 | 2018-04-20 | 贵州航天电器股份有限公司 | A kind of fixture of armature of relay combination spot welding |
| CN110936084A (en) * | 2019-11-28 | 2020-03-31 | 中国航发沈阳黎明航空发动机有限责任公司 | Clamp for assembling fan-shaped block assembly of aircraft engine |
| WO2020211636A1 (en) * | 2019-04-17 | 2020-10-22 | 南京溧水电子研究所有限公司 | Mos transistor fixing structure for electric vehicle controller |
| CN213080563U (en) * | 2020-09-04 | 2021-04-30 | 贵州航天电器股份有限公司 | Spot welding positioning tool for movable contact spring assembly of relay |
-
2022
- 2022-01-27 CN CN202210103361.3A patent/CN114434072B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE707047A (en) * | 1967-03-08 | 1968-05-24 | ||
| WO1998006118A1 (en) * | 1996-08-05 | 1998-02-12 | Mcnc | Encapsulated micro-relay modules and methods of fabricating same |
| CN101520489A (en) * | 2009-03-24 | 2009-09-02 | 贵州航天电器股份有限公司 | Method for detecting electrical connection of relay |
| CN102601510A (en) * | 2012-03-28 | 2012-07-25 | 桂林航天电子有限公司 | Spot welding equipment for contact spring system of micro-relay |
| CN103143870A (en) * | 2013-03-21 | 2013-06-12 | 江苏勇龙电气有限公司 | External support welding tool of shielding cylinder connecting nozzle and use method of external support welding tool |
| CN104889611A (en) * | 2015-04-28 | 2015-09-09 | 力帆实业(集团)股份有限公司 | Relay batch welding processing method for motor electronic injection system |
| CN106475682A (en) * | 2016-11-02 | 2017-03-08 | 深圳锦帛方激光科技有限公司 | A kind of cell sealing laser welding apparatus |
| CN107931922A (en) * | 2017-11-17 | 2018-04-20 | 贵州航天电器股份有限公司 | A kind of fixture of armature of relay combination spot welding |
| WO2020211636A1 (en) * | 2019-04-17 | 2020-10-22 | 南京溧水电子研究所有限公司 | Mos transistor fixing structure for electric vehicle controller |
| CN110936084A (en) * | 2019-11-28 | 2020-03-31 | 中国航发沈阳黎明航空发动机有限责任公司 | Clamp for assembling fan-shaped block assembly of aircraft engine |
| CN213080563U (en) * | 2020-09-04 | 2021-04-30 | 贵州航天电器股份有限公司 | Spot welding positioning tool for movable contact spring assembly of relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114434072A (en) | 2022-05-06 |
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