CN221047665U - Two-sided synchronous clamping and positioning mechanism - Google Patents
Two-sided synchronous clamping and positioning mechanism Download PDFInfo
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- CN221047665U CN221047665U CN202322521283.1U CN202322521283U CN221047665U CN 221047665 U CN221047665 U CN 221047665U CN 202322521283 U CN202322521283 U CN 202322521283U CN 221047665 U CN221047665 U CN 221047665U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 23
- 238000003825 pressing Methods 0.000 claims abstract description 49
- 238000003466 welding Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a two-sided synchronous clamping and positioning mechanism which comprises a clamping cylinder, wherein one side of the clamping cylinder is connected with a first fixing seat, one side of the first fixing seat is hinged with a pressing arm, and one side of the pressing arm facing to the workpiece placing direction is connected with a workpiece pressing block; the clamping cylinder is characterized in that one side, facing the workpiece pressing block, of the upper end of the clamping arm is connected with a workpiece supporting block, the lower end of the clamping arm is connected with a hinge block, one side of the pressing arm is fixedly connected with a connecting arm, the connecting arm extends towards a direction far away from the workpiece, and a connecting rod piece is hinged between the connecting arm and the hinge block. The utility model can be used for clamping and positioning the workpiece with smaller structure and then welding.
Description
Technical Field
The utility model relates to the technical field of vehicle manufacturing, in particular to a two-sided synchronous clamping and positioning mechanism.
Background
At present, the bracket parts with smaller structures have less arrangement space, low development cost and wider application in product design because of less arrangement space required in product design. In the implementation process of the manufacturing process, the strength of the mounting point on the mounting bracket is required to be ensured, the size and the position of the mounting point are required to be controlled, and the operation of the production process is facilitated. In the prior art, when a workpiece with a smaller structure is pressed and positioned, the workpiece is influenced by space limitation and structure, a plurality of sets of supporting and clamping mechanisms and at least two sets of air cylinders are designed on a tool at the same time to position and clamp the workpiece step by step, then the workpiece and other workpieces are welded, the clamping and positioning are troublesome, and the production cost is higher. Therefore, a double-sided synchronous clamping and positioning mechanism needs to be designed.
Disclosure of utility model
The utility model aims to provide a two-sided synchronous clamping and positioning mechanism which is used for clamping and positioning a workpiece with a smaller structure and then welding.
The technical scheme adopted for solving the technical problems is as follows:
The two-sided synchronous clamping and positioning mechanism comprises a clamping cylinder, wherein one side of the clamping cylinder is connected with a first fixing seat, one side of the first fixing seat is hinged with a pressing arm, and one side of the pressing arm facing to the workpiece placing direction is connected with a workpiece pressing block; the clamping cylinder is characterized in that one side, facing the workpiece pressing block, of the upper end of the clamping arm is connected with a workpiece supporting block, the lower end of the clamping arm is connected with a hinge block, one side of the pressing arm is fixedly connected with a connecting arm, the connecting arm extends towards a direction far away from the workpiece, and a connecting rod piece is hinged between the connecting arm and the hinge block.
Further, the first fixing seat is of a Y-shaped structure, a connecting part extends out of one side of the first fixing seat towards the pressing arm, the connecting part is hinged with the pressing arm, and a fixing part is arranged at the upper end of the first fixing seat.
Further, the body of the pressing arm and the connecting arm form an L-shaped structure.
Further, one side of the pressing arm facing the workpiece placement direction is connected with a first connecting block, and the lower end face of the first connecting block is connected with a workpiece pressing block.
Further, a plurality of groups of adjusting gaskets are arranged between the pressing arm and the first connecting block and between the first connecting block and the workpiece pressing block.
Further, the upper end of arm lock is connected with the second fixing base, the upper end of second fixing base is connected with the second connecting block, work piece supporting shoe set up the upper end at the second connecting block.
Further, one side of second connecting block towards the connecting portion be provided with spacing inclined plane, connecting portion on be provided with spacing boss towards one side of spacing inclined plane, spacing boss on one side of relative spacing inclined plane be connected with spacing subassembly.
Further, the limiting assembly comprises a stud, a nut is rotationally connected to the stud, and the stud is connected with the limiting boss.
Further, a plurality of groups of adjusting gaskets are arranged between the workpiece supporting block and the second connecting block.
Further, the workpiece support block is a magnetic attraction piece, and a limit groove is formed in the upper end face of the workpiece support block.
The utility model has the beneficial effects that: according to the utility model, the positioning references and the pressing devices required by two sides of the workpiece can be simultaneously designed on a group of positioning unit mechanisms, the two side mechanisms are driven to move simultaneously through a group of air cylinders and the connecting rod mechanisms after the workpiece is assembled, the positioning and pressing of the workpiece are simultaneously realized, the positioning size is stable and reliable, the reworking after welding is reduced, the product design requirements can be met by producing the dimensional quality after welding, the production efficiency and the vehicle body quality are improved, the arrangement space required by the product and the tool design is reduced, and the production cost is reduced.
The utility model will be described in more detail below with reference to the drawings and examples.
Drawings
FIG. 1 is a side view of a two-sided synchronous clamping and positioning mechanism of the present utility model.
FIG. 2 is another side view of a two-sided synchronous clamping and positioning mechanism of the present utility model.
FIG. 3 is a block diagram of a two-sided synchronous clamping and positioning mechanism of the present utility model.
FIG. 4 is a diagram of another directional structure of a two-sided synchronous clamping and positioning mechanism according to the present utility model.
FIG. 5 is an exploded view of a two-sided synchronous clamping and positioning mechanism of the present utility model.
Detailed Description
The two-sided synchronous clamping and positioning mechanism shown in the figures 1 to 5 comprises a clamping cylinder 1, wherein one side of the clamping cylinder 1 is connected with a first fixing seat 2, one side of the first fixing seat 2 is hinged with a pressing arm 3, and one side of the pressing arm 3 facing to the workpiece placing direction is connected with a workpiece pressing block 5; a workpiece supporting block 6 is connected to one side, facing the workpiece pressing block 5, of the upper end of the clamping arm 101 of the clamping cylinder 1, and the workpiece supporting block 6 is matched with the workpiece pressing block 5 to compress and limit the workpiece 20; the lower extreme of arm lock 101 be connected with hinge block 10, one side fixedly connected with linking arm 301 of compressing tightly arm 3, linking arm 301 extend towards the direction of keeping away from the work piece and placing, linking arm 301 and hinge block 10 between articulated have link member 11, this link member 11 also can set up to adjustable telescopic structure to better adjust the connection interval.
Preferably, in combination with the above scheme, in order to facilitate the installation and fixation of the mechanism, the first fixing base 2 is of a Y-shaped structure, in order to facilitate the connection with the pressing arm 3, a connecting portion 201 extends from one side of the first fixing base 2 towards the pressing arm 3, the connecting portion 201 is hinged with the pressing arm 3, a fixing portion 202 is provided at the upper end of the first fixing base 2, and the fixing portion 202 is used for being connected with a corner base through a bolt, and the corner base is connected with a reference plate.
Preferably, in combination with the above solution, in order to facilitate the connection with the first connecting block 4 and the connecting rod assembly 11, the body of the pressing arm 3 and the connecting arm 301 form an L-shaped structure.
Preferably, in combination with the above scheme, in order to be convenient for dock the pressing arm 3 and the workpiece pressing block 5, one side of the pressing arm 3 towards the workpiece placement direction is connected with the first connecting block 4, and the lower end face of the first connecting block 4 is connected with the workpiece pressing block 5.
Preferably, in combination with the above scheme, in order to facilitate adjustment of the installation interval, a plurality of groups of adjusting gaskets 12 are disposed between the pressing arm 3 and the first connecting block 4 and between the first connecting block 4 and the workpiece pressing block 5.
Preferably, in combination with the above scheme, in order to facilitate the butt joint of the workpiece support block 6 and the upper end face of the clamping arm 101, the upper end of the clamping arm 101 is connected with the second fixing seat 8, the upper end of the second fixing seat 8 is connected with the second connecting block 7, and the workpiece support block 6 is disposed at the upper end of the second connecting block 7.
Preferably, in combination with the above scheme, in order to facilitate limiting and clamping angles and distances, a limiting inclined plane 701 is disposed on a side, facing the connecting portion 201, of the second connecting block 7, a limiting boss 203 is disposed on a side, facing the limiting inclined plane 701, of the connecting portion 201, and a limiting assembly 9 is connected to a side, opposite to the limiting inclined plane 701, of the limiting boss 203.
Preferably, in combination with the above solution, in order to better adjust the clamping angle and the distance in a limited manner, the limiting assembly 9 includes a stud, on which a nut is rotatably connected, and the stud is connected with the limiting boss 203, and one side of the nut is used for abutting against the limiting inclined plane 701.
Preferably, in combination with the above scheme, in order to facilitate adjustment of the installation space, a plurality of groups of adjustment gaskets 12 are disposed between the workpiece support block 6 and the second connection block 7.
Preferably, in combination with the above scheme, in order to facilitate the adsorption of the workpiece 20 and prevent the workpiece from loosening and falling off when the mechanism is clamped, the workpiece support block 6 is a magnetic attraction piece; in order to better limit the workpiece 20 and ensure the clamping precision, the upper end surface of the workpiece support block 6 is provided with a limit groove 61. The workpiece in this embodiment has an L-shaped structure, and the lower end of the workpiece is placed in the limit groove 61 to perform the function of accurate positioning and adsorption.
The principle of the utility model is as follows:
Firstly, placing a workpiece 20 in a limit groove 61 on the upper end surface of a workpiece supporting block 6 for adsorption positioning, then starting a clamping cylinder 1, and lifting a clamping arm 101 of the clamping cylinder 1 upwards to drive a second fixing seat 8, a second connecting block 7 and the workpiece supporting block 6 to rotate upwards; simultaneously, the hinge block 10 at the lower end of the clamping arm 101 drives the connecting rod piece 11 and the connecting arm 301 of the pressing arm 3 to rotate, the pressing arm 3 drives the first connecting block 4 and the workpiece pressing block 5 to rotate downwards, so that two sides of the workpiece 20 are clamped, and finally the workpiece 20 is welded on other pieces; the clamp arm 101 of the clamp cylinder 1 moves downward after the welding is completed, releasing the clamp of the workpiece 20.
In the description of the present utility model, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "bottom", "inner", "outer", "one end", "one side", "both ends", "both sides", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
While the utility model has been described above by way of example with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the specific embodiments described above, but is intended to cover modifications of the utility model, both as regards its method concepts and technical solutions, and as regards its direct application to other applications, without departing from the scope of the utility model.
Claims (10)
1. The double-sided synchronous clamping and positioning mechanism is characterized by comprising a clamping cylinder (1), wherein one side of the clamping cylinder (1) is connected with a first fixing seat (2), one side of the first fixing seat (2) is hinged with a pressing arm (3), and one side of the pressing arm (3) facing to the workpiece placing direction is connected with a workpiece pressing block (5); the clamping cylinder is characterized in that one side, facing the workpiece pressing block (5), of the upper end of a clamping arm (101) of the clamping cylinder (1) is connected with a workpiece supporting block (6), the lower end of the clamping arm (101) is connected with a hinge block (10), one side of the pressing arm (3) is fixedly connected with a connecting arm (301), the connecting arm (301) extends towards a direction far away from the workpiece, and a connecting rod piece (11) is hinged between the connecting arm (301) and the hinge block (10).
2. The two-sided synchronous clamping and positioning mechanism according to claim 1, wherein the first fixing seat (2) is of a Y-shaped structure, a connecting portion (201) extends out of one side of the first fixing seat towards the pressing arm (3), the connecting portion (201) is hinged with the pressing arm (3), and a fixing portion (202) is arranged at the upper end of the first fixing seat (2).
3. The two-sided synchronous clamping and positioning mechanism according to claim 1, wherein the body of the pressing arm (3) and the connecting arm (301) form an L-shaped structure.
4. The two-sided synchronous clamping and positioning mechanism according to claim 1, wherein one side of the pressing arm (3) facing the workpiece placement direction is connected with a first connecting block (4), and the lower end surface of the first connecting block (4) is connected with a workpiece pressing block (5).
5. The two-sided synchronous clamping and positioning mechanism according to claim 4, wherein a plurality of groups of adjusting gaskets (12) are arranged between the pressing arm (3) and the first connecting block (4) and between the first connecting block (4) and the workpiece pressing block (5).
6. The two-sided synchronous clamping and positioning mechanism according to claim 1, wherein the upper end of the clamping arm (101) is connected with a second fixing seat (8), the upper end of the second fixing seat (8) is connected with a second connecting block (7), and the workpiece supporting block (6) is arranged at the upper end of the second connecting block (7).
7. The two-sided synchronous clamping and positioning mechanism according to claim 6, wherein a limiting inclined plane (701) is arranged on one side, facing the connecting part (201), of the second connecting block (7), a limiting boss (203) is arranged on one side, facing the limiting inclined plane (701), of the connecting part (201), and a limiting assembly (9) is connected on one side, opposite to the limiting inclined plane (701), of the limiting boss (203).
8. The two-sided synchronous clamping and positioning mechanism according to claim 7, wherein the limiting assembly (9) comprises a stud, a nut is rotatably connected to the stud, and the stud is connected with the limiting boss (203).
9. The two-sided synchronous clamping and positioning mechanism according to claim 6, wherein a plurality of groups of adjusting gaskets (12) are arranged between the workpiece supporting block (6) and the second connecting block (7).
10. The two-sided synchronous clamping and positioning mechanism according to claim 1, wherein the workpiece supporting block (6) is a magnetic attraction piece, and a limiting groove (61) is formed in the upper end face of the workpiece supporting block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521283.1U CN221047665U (en) | 2023-09-15 | 2023-09-15 | Two-sided synchronous clamping and positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521283.1U CN221047665U (en) | 2023-09-15 | 2023-09-15 | Two-sided synchronous clamping and positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221047665U true CN221047665U (en) | 2024-05-31 |
Family
ID=91205941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322521283.1U Active CN221047665U (en) | 2023-09-15 | 2023-09-15 | Two-sided synchronous clamping and positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221047665U (en) |
-
2023
- 2023-09-15 CN CN202322521283.1U patent/CN221047665U/en active Active
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