CN212496615U - Double-positioning clamping tool for special-shaped parts of automobile - Google Patents
Double-positioning clamping tool for special-shaped parts of automobile Download PDFInfo
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- CN212496615U CN212496615U CN202020864553.2U CN202020864553U CN212496615U CN 212496615 U CN212496615 U CN 212496615U CN 202020864553 U CN202020864553 U CN 202020864553U CN 212496615 U CN212496615 U CN 212496615U
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Abstract
The utility model belongs to the technical field of machining, and relates to a double-positioning clamping tool for special-shaped parts of automobiles, which comprises a main orienting device and an auxiliary orienting device which are fixedly arranged on a workbench, wherein main orienting device includes first support, fixed mounting is on first support first cylinder, connect and be conical first distance rod and install the first clamp plate in first distance rod both sides and install the torsional spring through first rotation axis rotation respectively at the flexible end of first cylinder, from orienting device includes the second support, fixed mounting is on the second support the second cylinder, connect and be conical second distance rod and install the second clamp plate in second distance rod both sides and install the torsional spring through second rotation axis rotation respectively at the flexible end of second cylinder, the unable dysmorphism that satisfies of current circumference spacing anchor clamps has been solved, the less part clamping requirement of volume, cause the problem that the yield is low.
Description
Technical Field
The utility model belongs to the technical field of machining, a tight frock is pressed from both sides in double localization of car special-shaped part is related to.
Background
In the aspect of machining, parts with special-shaped structures, small volumes, special materials and the like are often processed by positioning and clamping on a machine tool, and the universal fixture with unidirectional limiting on the transverse side and the longitudinal side cannot meet the clamping requirement; therefore, when the special-shaped part is turned on the end face or milled on the periphery, the special-shaped part is difficult to clamp, and the special-shaped part is represented as follows: firstly, the special-shaped part is difficult to fix and can be clamped in a long time; secondly, the center is difficult to align, and for example, the center of a part is mistakenly aligned, abnormal parts are easily processed into waste products on a lathe, so that the yield of processed special-shaped parts is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a solve current circumference spacing anchor clamps and can't satisfy the clamping requirement of special-shaped structure, the less part of volume, cause the problem that the yield is low, provide a tight frock is pressed from both sides in double localization of car special-shaped part.
In order to achieve the above purpose, the utility model provides a dual-positioning clamping tool for automobile special-shaped parts, which comprises a main orienting device and a secondary orienting device, wherein the main orienting device comprises a first base, a first cylinder fixedly arranged on the first base, a first thrust rod connected with the telescopic end of the first cylinder and in a conical shape, and first press plates respectively rotatably arranged at two sides of the first thrust rod through a first rotating shaft and provided with torsion springs, one end of the first press plate close to the first cylinder is convenient for the first thrust rod to shuttle, one end of the first press plate far away from the first cylinder is used for clamping parts to be processed and is respectively and fixedly provided with a guide block, the secondary orienting device comprises a second base, a second cylinder fixedly arranged on the second base, a second thrust rod connected with the telescopic end of the second cylinder and in a conical shape, and second press plates respectively rotatably arranged at two sides of the second thrust rod through a second rotating shaft and provided with torsion springs, one end of the second pressing plate, which is close to the second cylinder, facilitates the shuttling of the second thrust rod, and one end of the second pressing plate, which is far away from the second cylinder, is used for clamping a part to be processed.
The beneficial effect of this basic scheme lies in: because the size of the special-shaped part to be processed is smaller, the two sides of the special-shaped part are clamped and fixed by the main orienting device and the auxiliary orienting device respectively. The clamping principle of the main orienting device is the same as that of the auxiliary orienting device, the main orienting device pushes the first thrust rod to extrude the first pressing plate through the first air cylinder, and the guide block on the first pressing plate clamps and fixes the part to be processed. Similarly, the second thrust rod is pushed to extrude the second pressing plate through the second cylinder from the orienting device, the other end of the part to be processed is clamped and fixed by the second pressing plate, and the torsion springs on the first pressing plate and the second pressing plate can automatically reset under the action of the springs, so that the part to be processed can be conveniently loaded and unloaded.
Furthermore, a return spring is fixedly connected between the second pressing plates. Has the advantages that: the return spring between the second pressure plates can limit the tensioning degree of the second pressure plates.
Further, a first support is arranged below the first pressing plate, and a second support is arranged below the second pressing plate. Has the advantages that: the first support and the second support respectively play a role in supporting the first pressure plate and the second pressure plate.
Furthermore, the bottoms of the guide blocks on two sides of the part to be processed are fixedly connected with the same guide shaft. Has the advantages that: the guide shaft at the bottom of the guide block can ensure that the guide block is on the same axis, and the problem that defective products are generated due to the fact that the moving directions of the guide blocks at the two ends of the first pressing plate are not on the same axis due to assembly errors are avoided.
Furthermore, the corresponding first pressing plate and the second pressing plate form a clamping jaw with an adjustable angle. Has the advantages that: the first clamp plate and the second clamp plate in the shape of the clamping claw can accurately clamp parts, and the clamp is suitable for clamping special-shaped parts with small size.
Furthermore, a first transfer block abutting against the first thrust rod is fixedly installed on the first cylinder, and a second transfer block abutting against the second thrust rod is fixedly installed on the second cylinder. Has the advantages that: the transfer block is fixedly connected with the corresponding cylinder and is abutted against the corresponding thrust rod, so that unnecessary mechanical resistance and mechanical consumption can be reduced, and mechanical efficiency can be improved.
Furthermore, a positioning block for fixing the workbench is arranged on the workbench. Has the advantages that: the workbench can be fixed at a designated position through the positioning block.
The beneficial effects of the utility model reside in that:
1. the utility model discloses a tight frock of car special-shaped part dual localization, main orienting device constitutes two-way synchronization with following orienting device and steps up the mechanism, and this two-way synchronization steps up the mechanism and all adopts and to have conical push rod, follows axial motion from the main aspects to the tip, promotes two symmetrical rotating press plate one end with the contact of conical surface, forces rotating press plate to be rotary motion around the rotation axis that corresponds, and mirror image circular motion is to two rotating press plate other ends to realize that both ends are in step up in opposite directions.
2. The utility model discloses a tight frock of car special-shaped part dual localization, when thrust part (cylinder) is connected with drive division (clamp plate), middle connecting piece (switching piece) that increases, thrust part adopts fastening connection with the connecting piece, and leaves the movable gap between drive division and the connecting piece. Therefore, unnecessary mechanical resistance and mechanical consumption can be avoided on the premise of not influencing the use function, and the mechanical efficiency can be improved.
3. The utility model discloses a tight frock of car special-shaped part dual localization, a guide shaft of guide block bottom sharing among the main orienting device can avoid leading to the both ends direction of motion not on same axis because of assembly error like this.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of the dual-positioning clamping tool for the special-shaped parts of the automobile of the present invention;
fig. 2 is the utility model discloses main orienting device compresses tightly the structural schematic diagram of part with following orienting device in the double localization of car special-shaped part presss from both sides tight frock.
Reference numerals: the device comprises a workbench 1, a positioning block 2, a first base 3, a second base 4, a first air cylinder 5, a second air cylinder 6, a first thrust rod 7, a second thrust rod 8, a first pressing plate 9, a second pressing plate 10, a first support 11, a second support 12, a return spring 13, a first rotating shaft 14, a second rotating shaft 15, a guide block 16 and a part support seat 17.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Because the size of the special-shaped part to be processed is smaller, the two sides of the special-shaped part are clamped and fixed by the main orienting device and the auxiliary orienting device respectively. As shown in figures 1-2, a double-positioning clamping tool for special-shaped parts of an automobile is provided, wherein a positioning block 2 for fixing a workbench 1 is arranged on the workbench 1. The table 1 can be fixed at a predetermined position by the positioning block 2. The main orientation device and the auxiliary orientation device are fixedly arranged on the workbench 1, and the clamping principle of the main orientation device and the clamping principle of the auxiliary orientation device are the same.
Wherein main orienting device includes first base 3, fixed mounting is at first cylinder 5 on first base 3, connect and be conical first thrust bar 7 and rotate the first clamp plate 9 of installing in first thrust bar 7 both sides and installing the torsional spring through first rotation axis 14 respectively at the flexible end of first cylinder 5, first clamp plate 9 below sets up the first support 11 that supports first clamp plate 9, the one end that first clamp plate 9 is close to first cylinder 5 is convenient for first thrust bar 7 to shuttle, the one end that first clamp plate 9 kept away from first cylinder 5 is used for the centre gripping to place and treats processing part and both ends difference fixed mounting have guide block 16 on part supporting seat 17. The main orientation device pushes the first thrust rod 7 to extrude the first pressing plate 9 through the first air cylinder 5, and the guide block 16 on the first pressing plate 9 clamps and fixes the part to be processed. The same guide shaft is fixedly connected to the bottom of the guide block 16. The guide shaft at the bottom of the guide block 16 can ensure that the guide blocks 16 are on the same axis, and the problem that defective products are generated due to the fact that the moving directions of the guide blocks 16 at the two ends of the first pressing plate 9 are not on the same axis due to assembly errors and the center of a part is found out mistakenly is avoided.
The secondary orientation device comprises a second base 4, a second air cylinder 6 fixedly mounted on the second base 4, a second thrust rod 8 connected to the telescopic end of the second air cylinder 6 and in a conical shape, and a second pressing plate 10 which is rotatably mounted on two sides of the second thrust rod 8 and provided with a torsion spring through a second rotating shaft 15 respectively, a second support 12 supporting the second pressing plate 10 is arranged below the second pressing plate 10, one end of the second pressing plate 10, which is close to the second air cylinder 6, facilitates the shuttling of the second thrust rod 8, and one end of the second pressing plate 10, which is far away from the second air cylinder 6, is used for clamping a part to be processed. The second thrust rod 8 is pushed to extrude the second pressing plate 10 from the orienting device through the second air cylinder 6, the other end of the part to be processed is clamped and fixed by the second pressing plate 10, and the torsion springs on the first pressing plate 9 and the second pressing plate 10 can automatically reset under the action of the springs, so that the part to be processed can be conveniently assembled and disassembled. A return spring 13 is fixedly connected between the second pressing plates 10. The return spring 13 between the second presser plates 10 can limit the degree of tension of the second presser plates 10.
The corresponding first 9 and second 10 pressure plates each form an angularly adjustable clamping jaw. The first pressure plate 9 and the second pressure plate 10 in the shape of clamping claws can accurately clamp parts, and are suitable for clamping special-shaped parts with small volume.
A first transfer block abutting against the first thrust rod 7 is fixedly arranged on the first air cylinder 5, and a second transfer block abutting against the second thrust rod 8 is fixedly arranged on the second air cylinder 6. The transfer block is fixedly connected with the corresponding cylinder and is abutted against the corresponding thrust rod, so that unnecessary mechanical resistance and mechanical consumption can be reduced, and mechanical efficiency can be improved.
When this tight frock of double-unit locating clip of car special-shaped part uses, will wait to process the part and place on part supporting seat 17 earlier, then with the clamping jaw centre gripping that first clamp plate 9 and second clamp plate 10 formed on waiting to process the part, promote first distance rod 7, second cylinder 6 promotion second distance rod 8 through first cylinder 5, first clamp plate 9 and second clamp plate 10 rotate round first rotation axis 14 and second rotation axis 15 respectively, will wait to process the part clamp and tightly fix.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (7)
1. The double-positioning clamping tool for the special-shaped parts of the automobile is characterized by comprising a main orienting device and a secondary orienting device, wherein the main orienting device and the secondary orienting device are fixedly arranged on a workbench, the main orienting device comprises a first base, a first air cylinder fixedly arranged on the first base, a first thrust rod connected with the telescopic end of the first air cylinder in a conical shape, and first pressing plates which are respectively rotatably arranged on two sides of the first thrust rod through a first rotating shaft and are provided with torsional springs, one end of each first pressing plate, which is close to the first air cylinder, is convenient for the first thrust rod to shuttle, one end of each first pressing plate, which is far away from the first air cylinder, is used for clamping parts to be processed and is respectively and fixedly provided with guide blocks, the secondary orienting device comprises a second base, a second air cylinder fixedly arranged on the second base, a second thrust rod connected with the telescopic end of the second air cylinder in a conical shape, and second pressing plates, one end of the second pressing plate, which is close to the second cylinder, facilitates the shuttling of the second thrust rod, and one end of the second pressing plate, which is far away from the second cylinder, is used for clamping a part to be processed.
2. The double-positioning and clamping tool for the special-shaped automobile part according to claim 1, wherein a return spring is fixedly connected between the second pressing plates.
3. The double-positioning and clamping tool for the special-shaped automobile part as claimed in claim 2, wherein a first support is arranged below the first pressing plate, and a second support is arranged below the second pressing plate.
4. The double-positioning and clamping tool for the special-shaped parts of the automobile as claimed in claim 2, wherein the bottoms of the guide blocks on two sides of the part to be machined are fixedly connected with the same guide shaft.
5. The double-positioning and clamping tool for the special-shaped automobile part according to claim 2, wherein the corresponding first pressing plate and the corresponding second pressing plate form a clamping jaw with an adjustable angle.
6. The double-positioning clamping tool for the special-shaped automobile part according to claim 1, wherein a first transfer block abutting against the first thrust rod is fixedly mounted on the first cylinder, and a second transfer block abutting against the second thrust rod is fixedly mounted on the second cylinder.
7. The double-positioning and clamping tool for the special-shaped automobile part according to claim 1, wherein a positioning block for fixing the workbench is mounted on the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020864553.2U CN212496615U (en) | 2020-05-21 | 2020-05-21 | Double-positioning clamping tool for special-shaped parts of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020864553.2U CN212496615U (en) | 2020-05-21 | 2020-05-21 | Double-positioning clamping tool for special-shaped parts of automobile |
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| CN212496615U true CN212496615U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020864553.2U Active CN212496615U (en) | 2020-05-21 | 2020-05-21 | Double-positioning clamping tool for special-shaped parts of automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319336A (en) * | 2021-05-14 | 2021-08-31 | 青岛理工大学 | Aviation aluminum alloy curved surface shape work piece clamping device and milling system |
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2020
- 2020-05-21 CN CN202020864553.2U patent/CN212496615U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319336A (en) * | 2021-05-14 | 2021-08-31 | 青岛理工大学 | Aviation aluminum alloy curved surface shape work piece clamping device and milling system |
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