CN211331949U - Automobile welding fixture device - Google Patents
Automobile welding fixture device Download PDFInfo
- Publication number
- CN211331949U CN211331949U CN201921967957.8U CN201921967957U CN211331949U CN 211331949 U CN211331949 U CN 211331949U CN 201921967957 U CN201921967957 U CN 201921967957U CN 211331949 U CN211331949 U CN 211331949U
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- China
- Prior art keywords
- supporting seat
- floating
- block
- positioning
- welding jig
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Abstract
The utility model discloses an automobile welding jig device, including the location frock of the cam cardboard that supports bedplate and cylinder and be used for fixing a position the car sub vehicle frame, the cylinder is established at the top of supporting the bedplate, and the location frock is established at the tailpiece of the piston rod portion of cylinder, the location frock includes the supporting seat and establishes the locating piece that is used for fixing a position the cam cardboard in the supporting seat, the locating piece is the locating piece that floats, has the clearance between locating piece and the supporting seat inner wall that floats, be equipped with a set of spring plunger who is used for fixing a position the locating piece that floats on the side of supporting seat, be equipped with elastic element between the inner of the locating piece. The structure is simple, the occupied space is small, the use is simple and convenient, and the arrangement, the installation and the maintenance are convenient; the positioning tool can be positioned in a floating mode, can automatically return to the original position when quitting, is accurate in positioning, does not need manual auxiliary operation, and effectively improves welding efficiency and quality.
Description
Technical Field
The utility model belongs to the technical field of the car welding technique and specifically relates to a from centering car welding jig device is related to.
Background
The common clamp structure in the existing automobile welding clamp is in rigid connection, when the air cylinder pushes and clamps, the clamp mechanism and a workpiece are collided due to the precision problem, the abrasion service life of the clamp is reduced, and clamp parts need to be detected and replaced frequently; especially involve among the welding jig flexible welding process, the welding of smallclothes is difficult to carry out the accurate positioning according to the auxiliary positioning benchmark of work piece to need manual mechanism manual correction location rewelding more, influence the production beat, and the structure is complicated, and occupation space is big, inconvenient arrangement installation.
Usually on sub vehicle frame cam cardboard position, there is the deviation in the position of punching a hole many places on the sub vehicle frame, and the uniformity is lower, and the cam cardboard is high to the locating hole required precision alone. The cylinder axial direct drive location that adopts at present or the manual work of manual mechanism are proofreaied and correct the location earlier and are welded, need artifical multiple operation among the practical application, influence the production beat, still can collide with damage sub vehicle frame, influence welding quality.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to solve the technical problem that an automobile welding jig device is provided to reach the purpose that effectively improves welding efficiency and quality.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
this car welding jig device, including support bedplate and cylinder and be used for the location frock of the cam cardboard of location car sub vehicle frame, the cylinder is established at the top of support bedplate, and the piston rod tip at the cylinder is established to the location frock, the location frock includes the supporting seat and establishes the locating piece that is used for fixing a position the cam cardboard in the supporting seat, the locating piece is the locating piece that floats, has the clearance between locating piece and the supporting seat inner wall of floating, be equipped with a set of spring plunger who is used for fixing a position the locating piece that floats on the side of supporting seat, be equipped with elastic element between the bottom of the inner of the locating piece that floats and.
Furthermore, a floating shaft is arranged in the supporting seat, the elastic element is a spring, one end of the floating shaft is connected with the bottom of the supporting seat through the spring, and the other end of the floating shaft is connected with the inner end of the floating positioning block.
The end part of a piston rod of the air cylinder is provided with a moving block, a guide pillar is arranged between the moving block and the air cylinder, and the positioning tool is arranged on the moving block.
The floating positioning block comprises a positioning head positioned outside the supporting seat and a floating block movably arranged in the supporting seat, and the floating block is in contact with the inner end of the spring plunger.
The supporting seat is internally provided with a square cavity, the floating block is a square block body, and a spring plunger is arranged on each side face corresponding to the square block body.
And a convex ring is arranged on the inner wall of the supporting seat, and a through hole for the floating shaft to pass through is formed in the convex ring.
The inner of the floating positioning block is provided with a jack, one end of the floating shaft is positioned in the jack, and the floating positioning block is provided with a locking screw for locking the floating shaft.
The supporting seat is provided with a threaded hole, and the spring plunger is arranged in the threaded hole through a threaded structure.
Rolling rings are arranged on two sides of the convex ring in the supporting seat; the rolling ring comprises a base and a retainer, a ball is arranged between the base and the retainer, and the ball in the retainer protrudes to be in contact with the side face of the convex ring.
The supporting seat plate is provided with a limiting block corresponding to the moving block, and the limiting block is provided with a buffer block corresponding to the side of the moving block.
Compared with the prior art, the utility model, have following advantage:
the automobile welding fixture device has reasonable structural design, simple structure, small occupied space, simple and convenient use and convenient arrangement, installation and maintenance; the positioning tool can be positioned in a floating mode, can automatically return to the original position when quitting, is accurate in positioning, does not need manual auxiliary operation, and effectively improves welding efficiency and quality.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic view of the structure of the device of the present invention.
Fig. 2 is a schematic diagram of the structure of the device of the present invention.
Fig. 3 is the utility model discloses location frock structural schematic diagram one.
Fig. 4 is a schematic diagram of the positioning tool structure of the present invention.
Fig. 5 is a schematic view of the floating positioning block of the present invention.
Fig. 6 is the internal structure diagram of the tool of the present invention.
Fig. 7 is a schematic sectional view of the tool of the present invention.
Fig. 8 is an explosion diagram of the tool of the present invention.
Fig. 9 is a schematic view of the application of the device of the present invention.
Fig. 10 is a schematic view of the cam catch of the present invention.
Figure 11 is the positioning block positioning cam clamping plate schematic view of the present invention.
In the figure:
1. a supporting seat plate, 2 cylinders, 3 supporting blocks, 4 guide posts, 5 moving blocks,
6. Positioning tool, 601 supporting seat, 602 spring plunger, 603 floating positioning block, 6301 positioning pin, 6302 positioning groove, 6303 floating block, 604 rolling ring, 605 floating shaft, 606 locking screw, 607 locking cover, 608 spring, and,
7. The limiting block, 8, the buffer block, 9, the auxiliary frame, 901, the cam snap-gauge, 902, the locating hole, 903 and the bulge.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 11, the automobile welding jig device comprises a support seat plate 1, a cylinder 2 and a positioning tool 6 for positioning a cam clamping plate 901 of an automobile subframe 9, wherein the cylinder is arranged at the top of the support seat plate, and the positioning tool is arranged at the end part of a piston rod of the cylinder; the positioning tool 6 comprises a supporting seat 601 and a positioning block arranged in the supporting seat and used for positioning a cam clamping plate, the positioning block is a floating positioning block 603, a gap is formed between the floating positioning block and the inner wall of the supporting seat, a group of spring plungers 602 used for positioning the floating positioning block is arranged on the side face of the supporting seat, and an elastic element is arranged between the inner end of the floating positioning block and the bottom of the supporting seat.
A floating shaft 605 is arranged in the supporting seat, the elastic element is a spring 608, one end of the floating shaft is connected with the bottom of the supporting seat through the spring, and the other end of the floating shaft is connected with the inner end of the floating positioning block.
A moving block 5 is arranged at the end part of a piston rod of the cylinder, a guide pillar 4 is arranged between the moving block and the cylinder, and a positioning tool is arranged on the moving block; the supporting seat plate is provided with a limiting block 7 corresponding to the moving block, and the limiting block is provided with a buffering block 8 corresponding to the side of the moving block, so that the positioning is stable and reliable.
The bottom of the supporting seat plate is provided with a fixing plate, and the fixing plate is provided with a fixing hole, so that the device is simple and convenient to fix; the top of the supporting seat board is provided with a convex board, the cylinder is arranged on the convex board, and the supporting seat board is provided with a supporting block 3 for supporting the end part of the auxiliary frame on the inner side of the convex board, so that the structure is compact.
The floating positioning block comprises a positioning head positioned outside the supporting seat and a floating block movably arranged in the supporting seat, and the floating block is contacted with the inner end of the spring plunger; the locating head portion comprises a locating pin 6301 used for locating the locating hole in the cam clamping plate and a locating groove 6302 used for locating the protrusion in the cam clamping plate, the locating head portion is detachably arranged at the outer end portion of the floating block, and the locating head portion can be replaced as required. During positioning, the positioning pin on the floating positioning block is matched with the positioning hole 902 on the cam clamping plate for positioning, and the positioning pin is matched with the protrusion 903 on the cam clamping plate for positioning; the floating positioning device can float and position, is accurate and reliable in positioning, needs manual auxiliary operation, and is efficient in positioning.
Be equipped with square cavity in the supporting seat, slider 6303 is square block, and every side that corresponds square block sets up a spring plunger, through four spring plungers to slider elastic positioning, but location structure floatability adjustment in the floating cavity, can return when withdrawing from and just, and the location is accurate, is difficult for colliding with to take place between the cam cardboard, has promoted production beat and work piece welding quality.
The supporting seat is provided with a threaded hole, the spring plunger is arranged in the threaded hole through a threaded structure, the initial position of the floating block is convenient to adjust during installation and use, and the positioning is accurate.
The bottom of the supporting seat is opened, a locking cover 607 is arranged at the bottom of the supporting seat correspondingly, a cylinder for positioning the spring is arranged at the inner side of the locking cover, the spring is a spiral spring, a blind hole is arranged at the bottom end of the floating shaft, one end of the spiral spring is arranged in the blind hole, and the other end of the spiral spring is sleeved on the cylinder of the locking cover; the positioning is elastically compressed, a certain moving space is provided, and the positioning is accurate; when the positioning is returned, the floating positioning block is pushed by the elastic force of the spring to automatically return under the action of the spring plunger.
The inner end of the floating positioning block is provided with a jack, one end of the floating shaft is positioned in the jack, the floating positioning block is provided with a locking screw 606 for locking the floating shaft, and the floating shaft is provided with an annular groove corresponding to the locking screw; compact structure and simple assembly.
The inner wall of the supporting seat is provided with a convex ring, and a through hole for the floating shaft to pass through is formed in the convex ring. Rolling rings 604 are arranged on two sides of the convex ring in the supporting seat; the rolling ring comprises a base and a retainer, a ball is arranged between the base and the retainer, and the ball in the retainer protrudes to be in contact with the side face of the convex ring.
During rolling of the rolling ring, the position of the floating shaft can be kept unchanged. The circular rolling element assembly is sleeved in the floating shaft, one side of the rolling ring is attached to the inner walls of the two sides of the through hole of the supporting seat, and the radial movement of the circular rolling ring assembly and the supporting seat is realized.
When the automobile welding part is positioned correspondingly, the supporting seat moves forwards under the driving of the cylinder, and the positioning block in the supporting seat makes radial displacement after bearing the lateral pressure of the positioning reference on the workpiece, so that the automobile welding part is matched with the workpiece for accurate positioning. After the cylinder retracts, the elastic piece in the supporting seat adjusts the self-centering structure to the axial center position. Four side surfaces at the front end of the supporting seat are respectively provided with a mounting hole position for the spring plunger, and the self-centering structure can bear lateral pressure on the periphery and return to the central position under the return state to reach a stable state.
The device of the utility model has simple structure and small occupied space, and effectively avoids the problem that the welding space of a common clamp device in a production line is short; convenient operation, the suitability is strong, it need not to adopt artifical assistance-localization real-time mode to float from the centering welding frock, can realize the location of feeling relieved certainly of smallclothes, improves production beat and work piece welding quality.
The utility model discloses the device is with low costs, and the commonality is strong, the utility model discloses have in the frock on the locating piece with smallclothes assorted installation position, only need the replacement in the example can accomplish according to the corresponding locating piece of different work pieces unsteady from centering welding device's commonality, this frock adopts mechanical connection mode, simple structure, does not have with high costs and complicated electronic positioning mechanism for the cost greatly reduced of this frock.
The above-mentioned is only for the description of the preferred embodiments of the present invention, and the above-mentioned technical features can be combined at will to form a plurality of embodiments of the present invention.
The present invention has been described in detail with reference to the accompanying drawings, and it is apparent that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.
Claims (10)
1. The utility model provides an automobile welding jig device, includes the location frock of the cam cardboard that supports bedplate and cylinder and be used for fixing a position car sub vehicle frame, its characterized in that: the cylinder is arranged at the top of the supporting seat plate, the positioning tool is arranged at the end part of the piston rod of the cylinder, the positioning tool comprises a supporting seat and a positioning block arranged in the supporting seat and used for positioning the cam clamping plate, the positioning block is a floating positioning block, a gap is reserved between the floating positioning block and the inner wall of the supporting seat, a group of spring plungers used for positioning the floating positioning block are arranged on the side face of the supporting seat, and an elastic element is arranged between the inner end of the floating positioning block and the bottom of the supporting seat.
2. The welding jig apparatus for automobiles of claim 1, characterized in that: a floating shaft is arranged in the supporting seat, the elastic element is a spring, one end of the floating shaft is connected with the bottom of the supporting seat through the spring, and the other end of the floating shaft is connected with the inner end of the floating positioning block.
3. The welding jig apparatus for automobiles of claim 1, characterized in that: the end part of a piston rod of the air cylinder is provided with a moving block, a guide pillar is arranged between the moving block and the air cylinder, and the positioning tool is arranged on the moving block.
4. The welding jig apparatus for automobiles as claimed in claim 2, wherein: the floating positioning block comprises a positioning head positioned outside the supporting seat and a floating block movably arranged in the supporting seat, and the floating block is in contact with the inner end of the spring plunger.
5. The welding jig apparatus for automobiles as claimed in claim 2, wherein: the supporting seat is internally provided with a square cavity, the floating block is a square block body, and a spring plunger is arranged on each side face corresponding to the square block body.
6. The welding jig apparatus for automobiles as claimed in claim 2, wherein: and a convex ring is arranged on the inner wall of the supporting seat, and a through hole for the floating shaft to pass through is formed in the convex ring.
7. The welding jig apparatus for automobiles as claimed in claim 2, wherein: the inner of the floating positioning block is provided with a jack, one end of the floating shaft is positioned in the jack, and the floating positioning block is provided with a locking screw for locking the floating shaft.
8. The welding jig apparatus for automobiles of claim 1 or 5, characterized in that: the supporting seat is provided with a threaded hole, and the spring plunger is arranged in the threaded hole through a threaded structure.
9. The welding jig apparatus for automobiles as claimed in claim 6, wherein: rolling rings are arranged on two sides of the convex ring in the supporting seat; the rolling ring comprises a base and a retainer, a ball is arranged between the base and the retainer, and the ball in the retainer protrudes to be in contact with the side face of the convex ring.
10. The welding jig apparatus for automobiles as claimed in claim 3, wherein: the supporting seat plate is provided with a limiting block corresponding to the moving block, and the limiting block is provided with a buffer block corresponding to the side of the moving block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967957.8U CN211331949U (en) | 2019-11-14 | 2019-11-14 | Automobile welding fixture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967957.8U CN211331949U (en) | 2019-11-14 | 2019-11-14 | Automobile welding fixture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211331949U true CN211331949U (en) | 2020-08-25 |
Family
ID=72105585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921967957.8U Expired - Fee Related CN211331949U (en) | 2019-11-14 | 2019-11-14 | Automobile welding fixture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211331949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757067A (en) * | 2019-11-14 | 2020-02-07 | 浙江永屹自动化设备有限公司 | Welding fixture device for auxiliary frame of automobile |
-
2019
- 2019-11-14 CN CN201921967957.8U patent/CN211331949U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757067A (en) * | 2019-11-14 | 2020-02-07 | 浙江永屹自动化设备有限公司 | Welding fixture device for auxiliary frame of automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 Termination date: 20201114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |