CN211331950U - Self-centering automobile welding fixture tool - Google Patents
Self-centering automobile welding fixture tool Download PDFInfo
- Publication number
- CN211331950U CN211331950U CN201921967974.1U CN201921967974U CN211331950U CN 211331950 U CN211331950 U CN 211331950U CN 201921967974 U CN201921967974 U CN 201921967974U CN 211331950 U CN211331950 U CN 211331950U
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- Prior art keywords
- floating
- supporting seat
- self
- positioning
- centering
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Abstract
The utility model discloses a from centering car welding jig frock, including the supporting seat with establish the locating piece that is used for location car welding work piece in the supporting seat, still including establishing floating axle and the spring in the supporting seat, the locating piece is the locating piece that floats, has the clearance between floating locating piece and the supporting seat inner wall, be equipped with a set of spring plunger who is used for the location locating floating locating piece on the side of supporting seat, the one end of floating axle is passed through the spring and is linked to each other bottom the supporting seat, and the other end of floating axle links to each other with the inner of floating 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 structure can be adjusted in a floating manner in the floating cavity, can automatically return to the right when retreating, is accurate in positioning, is not easy to collide with a workpiece, and improves the production beat and the welding quality of the workpiece.
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 frock 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.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to solve the technical problem that a self-centering automobile welding fixture frock is provided to reach the location accuracy, and the little purpose of occupation space.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
this from centering car welding jig frock, include the supporting seat and establish the locating piece that is used for the location car welding work piece in the supporting seat, still including establishing floating axle and the spring in the supporting seat, the locating piece is the locating piece that floats, has the clearance between floating locating piece and the supporting seat inner wall, be equipped with a set of spring plunger who is used for the locating floating locating piece on the side of supporting seat, the one end of floating axle is passed through the spring and is linked to each other bottom the supporting seat, and the other end of floating axle links to each other with the inner of locating piece that floats.
Furthermore, 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.
The bottom opening of supporting seat corresponds the bottom of supporting seat and is equipped with the locking lid, and the locking lid inboard is equipped with the cylinder that is used for the positioning spring.
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.
And the floating shaft is provided with an annular groove corresponding to the locking screw.
Compared with the prior art, the utility model, have following advantage:
the self-centering automobile welding fixture tool has the advantages of reasonable structural design, simple structure, small occupied space, simplicity and convenience in use, and convenience in arrangement, installation and maintenance; the positioning structure can be adjusted in a floating manner in the floating cavity, can automatically return to the right when retreating, is accurate in positioning, is not easy to collide with a workpiece, and improves the production beat and the welding quality of the workpiece.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is the first schematic view of the tooling structure of the present invention.
Fig. 2 is the utility model discloses frock structural schematic diagram two.
Fig. 3 is a schematic view of the floating positioning block of the present invention.
Fig. 4 is the inside schematic view of the tool of the present invention.
Fig. 5 is a schematic sectional view of the tool of the present invention.
Fig. 6 is an explosion diagram of the tool of the present invention.
In the figure:
1. the device comprises a supporting seat, 2 spring plungers, 3 floating positioning blocks, 301 positioning pins, 302 positioning grooves, 303 floating blocks, 4 rolling rings, 5 floating shafts, 6 locking screws, 7 locking covers and 8 springs.
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 6, the self-centering automobile welding fixture tool comprises a support seat 1, a positioning block arranged in the support seat and used for positioning an automobile welding workpiece, a floating shaft 5 arranged in the support seat and a spring 8; the positioning block is a floating positioning block 3, a gap is formed between the floating positioning block and the inner wall of the supporting seat, a group of spring plungers 2 used for positioning the floating positioning block are arranged on the side face of the supporting seat, one end of the floating shaft is connected with the bottom of the supporting seat through a spring, and the other end of the floating shaft is connected with the inner end of the floating positioning 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 contacted with the inner end of the spring plunger; the positioning head comprises a positioning pin 301 and a positioning groove 302 for positioning a welding workpiece of the automobile, the positioning head is detachably arranged at the outer end part of the slider, and the positioning head can be replaced as required.
Be equipped with square cavity in the supporting seat, slider 303 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 automatically, the location is accurate, is difficult for colliding with taking place between the work piece, 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 7 is arranged at the bottom of the supporting seat correspondingly, a cylinder for positioning the spring is arranged on the inner side of the locking cover, the spring is a spiral spring, a blind hole is formed in 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 6 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 4 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 utility model has simple structure and small occupied space, and effectively avoids the problem that the welding space of a common fixture device is short in the production line; 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 frock 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 (9)
1. The utility model provides a from centering car welding jig frock, includes the supporting seat and establishes the locating piece that is used for fixed position car welding work piece in the supporting seat, its characterized in that: the floating shaft is arranged in the supporting seat, 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 for positioning the floating positioning block are arranged on the side face of the supporting seat, one end of the floating shaft is connected with the bottom of the supporting seat through the springs, and the other end of the floating shaft is connected with the inner end of the floating positioning block.
2. The self-centering automobile welding fixture tool of claim 1, characterized in that: 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.
3. The self-centering automobile welding fixture tool of claim 2, characterized in that: 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.
4. The self-centering automobile welding fixture tool of claim 1, characterized in that: the bottom opening of supporting seat corresponds the bottom of supporting seat and is equipped with the locking lid, and the locking lid inboard is equipped with the cylinder that is used for the positioning spring.
5. The self-centering automobile welding fixture tool of claim 1, characterized in that: 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.
6. The self-centering automobile welding fixture tool of claim 1, characterized in that: 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.
7. The self-centering automobile welding fixture tool set forth in claim 3, wherein: the supporting seat is provided with a threaded hole, and the spring plunger is arranged in the threaded hole through a threaded structure.
8. The self-centering automobile welding fixture tool set forth in claim 5, 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.
9. The self-centering automobile welding fixture tool set forth in claim 6, wherein: and the floating shaft is provided with an annular groove corresponding to the locking screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967974.1U CN211331950U (en) | 2019-11-14 | 2019-11-14 | Self-centering automobile welding fixture tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967974.1U CN211331950U (en) | 2019-11-14 | 2019-11-14 | Self-centering automobile welding fixture tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211331950U true CN211331950U (en) | 2020-08-25 |
Family
ID=72100033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921967974.1U Expired - Fee Related CN211331950U (en) | 2019-11-14 | 2019-11-14 | Self-centering automobile welding fixture tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211331950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695597A (en) * | 2019-11-14 | 2020-01-17 | 浙江永屹自动化设备有限公司 | Self-centering automobile welding fixture tool |
-
2019
- 2019-11-14 CN CN201921967974.1U patent/CN211331950U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695597A (en) * | 2019-11-14 | 2020-01-17 | 浙江永屹自动化设备有限公司 | Self-centering automobile welding fixture tool |
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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 |