CN219598528U - Quick positioning and clamping device for nuts of auxiliary frame of automobile chassis - Google Patents
Quick positioning and clamping device for nuts of auxiliary frame of automobile chassis Download PDFInfo
- Publication number
- CN219598528U CN219598528U CN202320374930.8U CN202320374930U CN219598528U CN 219598528 U CN219598528 U CN 219598528U CN 202320374930 U CN202320374930 U CN 202320374930U CN 219598528 U CN219598528 U CN 219598528U
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- CN
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- Prior art keywords
- positioning
- compression
- clamping
- clamping device
- nuts
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Links
- 230000006835 compression Effects 0.000 claims abstract description 36
- 238000007906 compression Methods 0.000 claims abstract description 36
- 238000003825 pressing Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 abstract description 28
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
- Jigs For Machine Tools (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a rapid positioning and clamping device for nuts of an auxiliary frame of an automobile chassis, which is characterized in that: the clamping mechanism is arranged on the clamping cylinder body; the positioning mechanism comprises a positioning support seat and a limiting pin base, and a gear adjusting block is arranged between the positioning support seat and the limiting pin base; a locating pin is arranged on the locating support seat, and a locating pin is arranged on the locating pin base; the clamping mechanism comprises a compression connecting block connected with the compression arm, the compression connecting block is T-shaped, compression blocks are arranged on two sides of the transverse edge of the T-shaped, and an adjusting gasket is arranged between the compression blocks and the compression connecting block. The utility model solves the problems that the existing nut welding cannot meet the requirement of small-batch quick adjustment, and the equipment tool has long production and manufacturing period, high cost and the like.
Description
Technical Field
The utility model relates to a rapid positioning and clamping device for nuts of an auxiliary frame of an automobile chassis, and belongs to the technical field of automobile part machining and manufacturing.
Background
The automobile chassis auxiliary frame assembly comprises welding nuts of various types and is used for connecting a swing arm support, an engine, a wire harness support and the like, and the nuts and the plates are connected in a mode of combining resistance welding or resistance welding and arc welding. The resistance welding utilizes a high-end energy storage type or medium-frequency fixed projection welding machine to complete positioning projection welding of nuts and plates in cooperation with a special electrode, and is suitable for welding large-scale nuts with the same specification. The electric resistance welding and arc welding utilize bottom power frequency type fixed projection welder to match with special electrode to finish the positioning projection welding of the nut and the plate, and then utilize manual arc welder to fix the nut and the plate by arc welding, thus being applicable to the welding of large-scale nuts with the same specification. Both modes are suitable for mass production and manufacture, and the requirements of small batch, short production and manufacture period and quick response capability of product modification on sample pieces in the early parameter performance verification stage of auxiliary frame products cannot be met. Meanwhile, the nut welding can be completed only by adopting projection welding equipment and a special projection welding electrode in the two modes, the equipment has high early purchase cost and long purchase period, and the special electrode cannot be adopted to rapidly cope with the product modification requirement, so that the adaptability is poor.
Disclosure of Invention
The utility model aims to provide a rapid positioning and clamping device for a nut of an auxiliary frame of an automobile chassis, so as to solve the problems in the prior art.
The technical scheme adopted by the utility model is as follows: the utility model provides a quick positioning and clamping device of chassis subframe nut which characterized in that: the clamping mechanism is arranged on the clamping cylinder body; the positioning mechanism comprises a positioning support seat and a limiting pin base, and a gear adjusting block is arranged between the positioning support seat and the limiting pin base; a locating pin is arranged on the locating support seat, and a locating pin is arranged on the locating pin base; the clamping mechanism comprises a compression connecting block connected with the compression arm, the compression connecting block is T-shaped, compression blocks are arranged on two sides of the transverse edge of the T-shaped, and an adjusting gasket is arranged between the compression blocks and the compression connecting block.
Further: the locating pin is step-shaped, the upper surface of the lower step is matched with the workpiece, and the upper step is matched with a hole of the workpiece and a nut.
Further: a plurality of mounting holes are formed in the T-shaped vertical edge of the compression connecting block.
Further: the clamping cylinder is of the Adand JCK.V63.AM1C type.
The beneficial effects of the utility model are as follows: the utility model has reasonable structural design, convenient adjustment and operation, accurate positioning, simplicity and rapidness, low requirement on the skill of operators, simple and light structure and small occupied area, and can be randomly placed on any welding workbench to operate welding without being limited by the field environment. The device has strong structural compatibility, can rapidly cope with the production and processing of different remodelling workpieces of clients, can finish the positioning welding of two products by one clamping operation, saves the clamping frequency and improves the efficiency. The utility model solves the problems that the existing nut welding cannot meet the requirement of small-batch quick adjustment, and the equipment tool has long production and manufacturing period, high cost and the like.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the structure of the belt work piece of the present utility model;
FIG. 2 is a schematic view of a construction of the quick detent clamping device of FIG. 1;
FIG. 3 is a schematic view of a construction of the positioning mechanism of FIG. 2;
fig. 4 is a schematic view of a configuration of the clamping mechanism of fig. 1.
The serial numbers in the figures illustrate: 1 quick positioning and clamping device, 2 right workpiece, 3 left workpiece, 4 clamping cylinder, 5 pressing arm, 6 clamping mechanism, 7 positioning mechanism, 8 connecting seat, 9 positioning support seat, 10 gear adjusting block, 11 spacer pin base, 12 positioning pin, 13 spacer pin, 14 compressing connection block, 15 adjusting gasket, 16 compressing block.
Detailed Description
As shown in fig. 1-4, the utility model discloses a rapid positioning and clamping device for a nut of an auxiliary frame of an automobile chassis, wherein the rapid positioning and clamping device 1 can simultaneously weld two workpieces, namely a left workpiece 3 and a right workpiece 2, and comprises a clamping cylinder 4, a positioning mechanism 7 is arranged on a cylinder body of the clamping cylinder 4, a pressing arm 5 is arranged at the free end of the clamping cylinder 4, and a clamping mechanism 6 is arranged on the pressing arm 5;
the positioning mechanism 7 comprises a positioning support seat 9 and a limiting pin base 11, and a gear adjusting block 10 is arranged between the positioning support seat 9 and the limiting pin base 11; a positioning pin 12 is arranged on the positioning support seat 9, and a limiting pin 13 is arranged on the limiting pin base 11;
the clamping mechanism 6 comprises a compression connecting block 14 connected with the compression arm 5, the compression connecting block 14 is T-shaped and comprises a transverse edge and a vertical edge, compression blocks 16 are arranged on two sides of the transverse edge of the T-shaped, and an adjusting gasket 15 is arranged between the compression blocks 16 and the compression connecting block 14.
The connection members are not specifically described, and are connected by bolting, welding, or the like.
In the device, the clamping cylinder can be fixed on the rack or fixed at the position of the operating platform in a clamping or bolting mode according to the requirement.
Preferably: the locating pin 12 is in a step shape and comprises a large round platform and a small round platform, the upper surface of the lower step is matched with the bottom surface of the upper part of the auxiliary frame workpiece, and the side surface of the upper step is matched with the hole and the nut of the workpiece.
Preferably: the T-shaped vertical edge of the compression connection block 14 is provided with a plurality of mounting holes, and different mounting holes can be selected according to the requirement of elongation.
Preferably: the compression block 16 is a bolt, and the screw portion passes through a hole in the compression connection block and is fixed thereto by a nut.
Preferably: the clamping cylinder 4 (including a pressure arm) is of the type Adand JCK.V63.AM1C.
Example 1
The following describes the use of the present scheme in connection with an example. The utility model provides a quick positioning and clamping device of chassis sub vehicle frame nut, includes clamping cylinder (commercially available model Adideas JCK.V63.AM1C), clamping mechanism, the positioning mechanism that have the arm that presses, press the arm front end to be connected with the clamping mechanism that is used for gland nut and work piece.
The clamping mechanism comprises a compression connecting block, a compression block and an adjusting gasket, wherein the compression block is in clearance fit with the compression connecting block through a nut in a fastening mode, the adjusting gasket for fine adjustment of the height of the compression block is arranged between the compression block and the compression connecting block, and nuts with different thicknesses and workpieces are clamped through increase and decrease of the adjusting gasket. The compaction block is made of copper, so that the adsorption of welding spatter can be avoided.
The positioning mechanism comprises a connecting seat which is screwed on a mounting point in the middle of the air cylinder, positioning supporting seats for installing positioning pins are respectively screwed on the upper surfaces of two ends of a base of the connecting seat, the positioning supporting seats are connected with the positioning pins in an interference mode, the positioning pins are of a two-layer stepped structure, a first-layer step is used for simultaneously positioning nuts and the inner diameter of a plate hole, coaxiality of the nuts and the plate hole is guaranteed, a second-layer step is used for guaranteeing the planar direction support of the plate, a gear adjusting block for adjusting the gear of a workpiece is screwed on the middle position of the lower end face of the base of the connecting seat, the heights of the bases of the positioning pins are indirectly adjusted by replacing adjusting blocks with different thicknesses, the nut positioning welding of workpieces with different gear sizes is adapted, and the lower end of the gear adjusting block is connected with the base of the positioning pins in an interference mode. The coaxiality between the upper hole and the lower hole of the workpiece is ensured by the position of the limiting pin.
The working process of the structure of the utility model is as follows:
according to different gear opening sizes and workpieces of nuts with different specifications, a locating pin, a limiting pin and a gear distance adjusting block are selected, a wind gun cleaning device is used for locating clamping surfaces, a left workpiece and a right workpiece are respectively placed in the corresponding locating pin and the limiting pin, the nut to be welded is placed above the workpiece in the locating pin, a manual valve is pulled to enable a clamping cylinder to drive a pressing arm to press the clamping mechanism to tightly press the nut and the workpiece, a gasket is selected to ensure that the pressing block and the clamping cylinder tightly press the nut and the workpiece in place according to the thicknesses of the workpiece and the nut, a manual welding gun is operated to weld the nut and the workpiece, the manual valve is pulled to loosen the clamping cylinder, the welding of the nut and the workpiece is completed, and the steps are repeated to process the next product.
The utility model adopts the positioning mechanism which is in threaded connection with the middle position of the clamping cylinder, the positioning mechanism comprises a positioning part and a limiting part, the positioning pin of the positioning part is fixed with the connecting seat through the positioning supporting seat, the positioning pin is of a two-layer step structure, the first layer of steps simultaneously position the inner diameter of the nut and the plate hole, the coaxiality of the nut and the plate hole is ensured, and the second layer of steps ensures the planar direction support of the plate. The limiting pin is fixed with the connecting seat through the limiting pin base and the gear adjusting block, and the position of the limiting pin ensures the coaxiality between the upper hole and the lower hole of the workpiece, so that the mounting bolt can be ensured to be fastened with the nut through the plate hole smoothly. The positioning pins and the limiting pins are replaced to meet the positioning welding of nuts of different specifications, and the gear adjusting blocks with different thicknesses are replaced to meet the positioning welding of workpiece nuts with different gear sizes.
Claims (4)
1. The utility model provides a quick positioning and clamping device of chassis subframe nut which characterized in that: the clamping mechanism comprises a clamping cylinder (4), wherein a positioning mechanism (7) is arranged on a cylinder body of the clamping cylinder (4), a pressing arm (5) is arranged at the free end of the clamping cylinder (4), and a clamping mechanism (6) is arranged on the pressing arm (5);
the positioning mechanism (7) comprises a positioning support seat (9) and a limiting pin base (11), and a gear distance adjusting block (10) is arranged between the positioning support seat (9) and the limiting pin base (11); a locating pin (12) is arranged on the locating support seat (9), and a locating pin (13) is arranged on the locating pin base (11);
the clamping mechanism (6) comprises a compression connecting block (14) connected with the compression arm (5), the compression connecting block (14) is T-shaped, compression blocks (16) are arranged on two sides of the transverse edge of the T-shaped, and an adjusting gasket (15) is arranged between the compression blocks (16) and the compression connecting block (14).
2. The rapid positioning and clamping device for nuts of auxiliary frames of automobile chassis according to claim 1, wherein the rapid positioning and clamping device is characterized in that: the locating pin (12) is in a step shape, the upper surface of the lower step is matched with the workpiece, and the upper step is matched with a hole of the workpiece and a nut.
3. The rapid positioning and clamping device for nuts of auxiliary frames of automobile chassis according to claim 1, wherein the rapid positioning and clamping device is characterized in that: a plurality of mounting holes are formed in the T-shaped vertical edge of the compression connecting block (14).
4. The rapid positioning and clamping device for nuts of auxiliary frames of automobile chassis according to claim 1, wherein the rapid positioning and clamping device is characterized in that: the clamping cylinder (4) is of the type Adand JCK.V63.AM1C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374930.8U CN219598528U (en) | 2023-03-03 | 2023-03-03 | Quick positioning and clamping device for nuts of auxiliary frame of automobile chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374930.8U CN219598528U (en) | 2023-03-03 | 2023-03-03 | Quick positioning and clamping device for nuts of auxiliary frame of automobile chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219598528U true CN219598528U (en) | 2023-08-29 |
Family
ID=87746503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320374930.8U Active CN219598528U (en) | 2023-03-03 | 2023-03-03 | Quick positioning and clamping device for nuts of auxiliary frame of automobile chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219598528U (en) |
-
2023
- 2023-03-03 CN CN202320374930.8U patent/CN219598528U/en active Active
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