CN222643801U - Dovetail clamp for part machining and clamping - Google Patents
Dovetail clamp for part machining and clamping Download PDFInfo
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- CN222643801U CN222643801U CN202421278004.1U CN202421278004U CN222643801U CN 222643801 U CN222643801 U CN 222643801U CN 202421278004 U CN202421278004 U CN 202421278004U CN 222643801 U CN222643801 U CN 222643801U
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Abstract
本实用新型公开了一种零件加工夹持用燕尾夹具，应用在零件加工领域，包括柱体，所述柱体的表面等距离分布有块体，所述块体表面的一侧设有燕尾榫，所述块体表面的另一侧设有接触块，在对零件加工进行夹持时，将工件放置在接触块与燕尾榫之间，而后将外部供气头插入管道中，此时气体推动活塞板进行移动，弹簧为收缩状态。并使得燕尾榫向工件进行移动，实现对工件的夹持，其中为避免因工件尺寸较大而更换夹具的情况下。操作者转动螺母一，将带动螺杆一进行转动，从而使得螺纹块带动接触块进行移动，得以调整燕尾榫与接触块之间的距离，以便于配合不同尺寸的工件进行夹持，增加该夹具的使用兼容性，避免频繁更换夹具的不便。
The utility model discloses a dovetail clamp for clamping parts processing, which is applied in the field of parts processing, including a column, blocks are evenly distributed on the surface of the column, a dovetail tenon is provided on one side of the surface of the block, and a contact block is provided on the other side of the surface of the block. When clamping the parts processing, the workpiece is placed between the contact block and the dovetail tenon, and then the external air supply head is inserted into the pipeline. At this time, the gas pushes the piston plate to move, and the spring is in a contracted state. The dovetail tenon is moved toward the workpiece to achieve clamping of the workpiece, thereby avoiding the need to replace the clamp due to the large size of the workpiece. The operator rotates nut one, which drives screw one to rotate, so that the threaded block drives the contact block to move, so as to adjust the distance between the dovetail tenon and the contact block, so as to facilitate clamping of workpieces of different sizes, increase the compatibility of the clamp, and avoid the inconvenience of frequent clamp replacement.
Description
Technical Field
The utility model belongs to the field of part machining, and particularly relates to a dovetail clamp for part machining and clamping.
Background
In machining, it is often necessary to machine a plurality of identical workpieces, such as milling a workpiece plane, drilling a workpiece plane hole, and the like. If each workpiece is clamped by a clamp, the clamping of each workpiece needs to be clamped and released, and the next workpiece is clamped again and released again. The clamping mode is low in efficiency and high in labor intensity, so that the pneumatic dovetail clamp is arranged, but in the use of the conventional dovetail clamp, the moving range of the moving slide block is small, so that when workpieces with large size difference are clamped, the clamp needs to be replaced, inconvenience is brought to workshop machining, and meanwhile, the use is limited.
Disclosure of utility model
The utility model aims to provide a dovetail clamp for part processing and clamping, which has the advantages of bringing convenience to use, improving use compatibility and reducing use limitation.
The dovetail clamp for part machining and clamping comprises a cylinder, wherein blocks are distributed on the surface of the cylinder at equal intervals, a dovetail is arranged on one side of the surface of the block, a contact block is arranged on the other side of the surface of the block, a first screw rod is connected in a rotating mode through a bearing, a thread block fixedly connected with the contact block is connected to the surface of the first screw rod in a threaded mode, a mounting plate is fixedly mounted on the top of the block, a second screw rod penetrating to the rear side of the mounting plate is arranged on the surface of the mounting plate, one end of the second screw rod is in contact with the surface of the cylinder, a second sliding block is fixedly mounted on two sides of the rear side of the block, and a second sliding groove matched with the second sliding block in a sliding mode is formed in the surface of the cylinder.
By adopting the technical scheme, when the workpiece is clamped during processing, the workpiece is placed between the contact block and the dovetail, then an external air supply head is inserted into the pipeline, at the moment, the air pushes the piston plate to move, the spring is in a contracted state, and the sliding sleeve reduces the friction force between the connecting rod and the first rod body. And the dovetail is moved towards the workpiece to clamp the workpiece, wherein the clamp is prevented from being replaced due to the large size of the workpiece. The operator rotates the first nut, will drive the screw rod and rotate, thereby make the screw thread piece drive the contact block and remove, slider one is connected with the slide bar of spout one, the cooperation contact block slides on the block surface, can adjust the distance between dovetail and the contact block, in order to cooperate not unidimensional work piece to carry out the centre gripping, increase the use compatibility of this anchor clamps, avoid frequently changing the inconvenience of anchor clamps, simultaneously under different service scenarios, can nimble adjustment work piece and the position of block, through rotating the second nut, make the second nut drive the screw rod rotate, realize the progressive movement of screw rod two inside the mounting panel, after the contact with the cylinder surface of second end of screw rod cancellation, the movable block is in the position of cylinder surface, slider two is led with the removal of spout two cooperation blocks, after waiting to remove to the required position, screw rod two is screwed up again, make the second nut contact with the cylinder surface again, thereby realize the fixed spacing to the block, increase the flexibility of use of this anchor clamps through this setting, in order to cooperate different service scenarios to adjust.
The utility model is further arranged that one end of the dovetail is fixedly provided with a connecting rod penetrating into the block, and one end of the connecting rod is fixedly provided with a piston plate.
By adopting the technical scheme, the piston plate and the dovetail are connected synchronously by the connecting rod which is matched with the dovetail for movement.
The utility model further provides that the piston plate and the block are connected in a sliding manner, and a spring fixedly connected with the inside of the block is fixedly arranged on one side of the piston plate.
By adopting the technical scheme, the piston plate is matched with the spring to return to the initial position after moving.
The utility model is further arranged that the surface of the connecting rod is in sliding sleeve connection with a sliding sleeve which is embedded and arranged on one side of the block body, and one side of the connecting rod is provided with a pipeline which is communicated with the block body.
By adopting the technical scheme, the friction force between the connecting rod and the first rod body is reduced through the sliding sleeve, and the pipeline is convenient for the external air supply head to supply air to the inside of the block.
The dovetail joint is further characterized in that the top and the bottom of the dovetail joint are respectively provided with a fixed block fixedly connected with the inside of the block, clamping blocks are fixedly arranged on two sides of the dovetail joint, and clamping grooves matched with the clamping blocks in a clamping manner are formed in the fixed blocks.
By adopting the technical scheme, the guide between the two fixed blocks is realized through the clamping blocks and the clamping grooves by moving the dovetail.
The utility model is further characterized in that the two ends of one side of the contact block are fixedly provided with the first sliding block, and the inside of the block is provided with the first sliding groove matched with the first sliding block for sliding.
By adopting the technical scheme, the sliding block is connected with the sliding rod of the first sliding chute through the first sliding block, and the contact block is matched with the sliding rod to slide on the surface of the block.
The utility model is further characterized in that one end of the first screw rod penetrates through one side of the block body and is fixedly provided with the first nut, and the bottom of the column body is fixedly provided with the mounting column.
By adopting the technical scheme, the first screw rod is driven to rotate through the rotation of the first nut, and the mounting column is matched with the column body to be mounted so as to be fixed with a workshop pneumatic chuck and the like.
The utility model is further characterized in that a second nut is fixedly arranged at the other end of the second screw rod, and the second screw rod is in threaded connection with the mounting plate.
By adopting the technical scheme, the screw rod II is driven to rotate by the rotation of the nut II, so that the screw rod II is progressive in the mounting plate.
In summary, the utility model has the following beneficial effects:
1. When the workpiece is clamped during machining, the workpiece is placed between the contact block and the dovetail, then an external air supply head is inserted into the pipeline, and at the moment, air pushes the piston plate to move, and the spring is in a contracted state. And the dovetail is moved towards the workpiece to clamp the workpiece, wherein the clamp is prevented from being replaced due to the large size of the workpiece. An operator rotates the first nut to drive the first screw to rotate, so that the threaded block drives the contact block to move, the distance between the dovetail joint and the contact block can be adjusted, workpieces with different sizes can be matched for clamping, the use compatibility of the clamp is improved, and the inconvenience of frequent replacement of the clamp is avoided;
2. According to the utility model, the positions of the workpiece and the block can be flexibly adjusted under different use scenes, the nut II is rotated to drive the screw II to rotate, the progressive movement of the screw II in the mounting plate is realized, when one end of the screw II is out of contact with the surface of the cylinder, the position of the movable block on the surface of the cylinder is moved to a required position, and the nut II is screwed down again, so that the screw II is in contact with the surface of the cylinder again, the fixing and limiting of the block are realized, and the use flexibility of the clamp is conveniently increased through the arrangement, so that the clamp can be conveniently adjusted according to different use scenes.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view, partially in section, of a block of the present utility model in top view;
Fig. 3 is an enlarged schematic view of the block of the present utility model.
The device comprises the following components of a cylinder, a mounting column, a block, a dovetail, a connecting rod, a piston plate, a spring, a pipe, a sliding sleeve, a clamping block, a fixing block, a clamping groove, a contact block, a screw rod, a nut, a sliding groove, a sliding block, a threaded block and a threaded block.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
Referring to fig. 1, 2 and 3, a dovetail clamp for clamping parts processing comprises a cylinder 1, wherein blocks 3 are distributed on the surface of the cylinder 1 at equal intervals, a dovetail 4 is arranged on one side of the surface of each block 3, a contact block 13 is arranged on the other side of the surface of each block 3, a first screw 14 is rotatably connected to the inside of each block 3 through a bearing, a threaded block 23 fixedly connected with the contact block 13 is connected to the surface of the first screw 14 in a threaded manner, when the parts processing is clamped, a workpiece is placed between the contact block 13 and the dovetail 4, then an external air supply head is inserted into a pipeline 8, at the moment, air pushes a piston plate 6 to move, and a spring 7 is in a contracted state. And the dovetail 4 is moved towards the workpiece to effect clamping of the workpiece, wherein the clamp is not replaced due to the large size of the workpiece. The operator rotates the first nut 15 and drives the first screw 14 to rotate, so that the threaded block 23 drives the contact block 13 to move, and the distance between the dovetail 4 and the contact block 13 can be adjusted, so that workpieces with different sizes can be matched for clamping, the use compatibility of the clamp is improved, and the inconvenience of frequent replacement of the clamp is avoided.
Referring to fig. 2, one end of the dovetail 4 is fixedly provided with a connecting rod 5 penetrating into the block 3, one end of the connecting rod 5 is fixedly provided with a piston plate 6, the connecting rod 5 moves by being matched with the dovetail 4, and the connecting rod 5 synchronizes the connection between the piston plate 6 and the dovetail 4.
Referring to fig. 2, the piston plate 6 and the block 3 are slidably connected with each other, a spring 7 fixedly connected with the inside of the block 3 is fixedly installed on one side of the piston plate 6, and the piston plate 6 returns to the initial position after moving through the cooperation of the spring 7.
Referring to fig. 2, a sliding sleeve 9 embedded in one side of the block 3 is connected to a surface sliding sleeve 9 of the connecting rod 5, a pipeline 8 communicated with the block 3 is arranged on one side of the connecting rod 5, friction force between the connecting rod 5 and the first rod body is reduced through the sliding sleeve 9, and the pipeline 8 is convenient for an external air supply head to supply air to the inside of the block 3.
Referring to fig. 3, the top and the bottom of the dovetail 4 are both provided with a fixing block 11 fixedly connected with the inside of the block 3, clamping blocks 10 are fixedly installed on two sides of the dovetail 4, clamping grooves 12 matched with the clamping blocks 10 are formed in the fixing block 11, and guiding between the two fixing blocks 11 is achieved through the clamping blocks 10 and the clamping grooves 12 by moving the dovetail 4.
Referring to fig. 3, two ends of one side of the contact block 13 are fixedly provided with a first sliding block 17, a first sliding groove 16 matched with the first sliding block 17 for sliding is formed in the block 3, the first sliding block 17 is connected with a sliding rod of the first sliding groove 16, and the matched contact block 13 slides on the surface of the block 3.
Referring to fig. 3, one end of the first screw 14 penetrates to one side of the block 3 and is fixedly provided with a first nut 15, the bottom of the column 1 is fixedly provided with a mounting column 2, the first screw 14 is driven to rotate by rotation of the first nut 15, and the mounting column 2 is matched with the column 1 to be mounted so as to be fixed with a workshop air chuck or the like.
The use process is briefly described that when clamping the workpiece, the workpiece is placed between the contact block 13 and the dovetail 4, then an external air supply head is inserted into the pipeline 8, at this time, the air pushes the piston plate 6 to move, the spring 7 is in a contracted state, and the sliding sleeve 9 reduces the friction force between the connecting rod 5 and the first rod body. And the dovetail 4 is moved towards the workpiece to effect clamping of the workpiece, wherein the clamp is not replaced due to the large size of the workpiece. The operator rotates the first nut 15 and drives the first screw rod 14 to rotate, so that the first threaded block 23 drives the first contact block 13 to move, the first sliding block 17 is connected with the sliding rod of the first sliding groove 16, the first sliding block 13 slides on the surface of the block 3, and the distance between the dovetail 4 and the first contact block 13 can be adjusted, so that workpieces with different sizes can be clamped conveniently, the use compatibility of the clamp is improved, and the inconvenience of frequent replacement of the clamp is avoided.
Example 2:
Referring to fig. 1, fig. 2 and fig. 3, a dovetail clamp for part processing clamping comprises a column 1, a mounting plate 18 is fixedly mounted at the top of a block 3, a screw rod 19 penetrating through the rear side of the mounting plate 18 is arranged on the surface of the mounting plate 18, one end of the screw rod 19 is in surface contact with the column 1, two sliding blocks 21 are fixedly mounted on two sides of the rear side of the block 3, a sliding groove 22 matched with the sliding blocks 21 for sliding is formed in the surface of the column 1, the positions of a workpiece and the block 3 can be flexibly adjusted under different use occasions, the screw rod 19 is driven to rotate by rotating a nut 20, progressive movement of the screw rod 19 in the mounting plate 18 is achieved, after one end of the screw rod 19 is out of contact with the surface of the column 1, the position of the movable block 3 on the surface of the column 1 is removed, and after the screw rod 19 is moved to a required position, the screw rod 20 is screwed again, so that the screw rod 19 is in surface contact with the column 1 again, and therefore fixed limiting of the block 3 is achieved.
Referring to fig. 3, a second nut 20 is fixedly mounted at the other end of the second screw 19, the second screw 19 is in threaded connection with the mounting plate 18, and the second screw 19 is driven to rotate by rotating the second nut 20, so that the second screw 19 is advanced in the mounting plate 18.
The use process is briefly described, the positions of a workpiece and the block 3 can be flexibly adjusted under different use scenes, the nut two 20 is rotated, the nut two 20 drives the screw two 19 to rotate, the progressive movement of the screw two 19 in the mounting plate 18 is realized, after one end of the screw two 19 is out of contact with the surface of the cylinder 1, the position of the movable block 3 on the surface of the cylinder 1, the slide block two 21 and the slide groove two 22 are matched with the movement of the block 3 to guide, after the slide block two 21 and the slide groove two 22 are moved to the required positions, the nut two 20 is screwed again, the screw two 19 is contacted with the surface of the cylinder 1 again, the fixing and limiting of the block 3 are realized, the use flexibility of the clamp is conveniently increased through the arrangement, and the adjustment is conveniently carried out according to different use scenes.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (8)
1. The dovetail clamp for part machining clamping comprises a cylinder (1) and is characterized in that blocks (3) are distributed on the surface of the cylinder (1) at equal intervals, dovetails (4) are arranged on one side of the surface of the blocks (3), contact blocks (13) are arranged on the other side of the surface of the blocks (3), a first screw (14) is rotatably connected to the inside of the blocks (3) through a bearing, a threaded block (23) fixedly connected with the contact blocks (13) is connected to the surface of the first screw (14) in a threaded manner, a mounting plate (18) is fixedly mounted on the top of the blocks (3), a second screw (19) penetrating through the rear side of the mounting plate (18) is arranged on the surface of the mounting plate (18), one end of the second screw (19) is in surface contact with the cylinder (1), sliding grooves (22) matched with the second sliding blocks (21) in a sliding manner are formed in two sides of the rear side of the blocks (3).
2. The dovetail clamp for clamping parts in accordance with claim 1, wherein a connecting rod (5) penetrating into the block (3) is fixedly mounted at one end of the dovetail (4), and a piston plate (6) is fixedly mounted at one end of the connecting rod (5).
3. The dovetail clamp for clamping parts in accordance with claim 1, wherein the piston plate (6) is slidably connected with the block (3), and a spring (7) fixedly connected with the inside of the block (3) is fixedly installed on one side of the piston plate (6).
4. The dovetail clamp for part machining clamping according to claim 1, wherein the sliding sleeve (9) on the surface of the connecting rod (5) is connected with the sliding sleeve (9) which is embedded and installed on one side of the block body (3), and a pipeline (8) which is communicated with the block body (3) is arranged on one side of the connecting rod (5).
5. The dovetail clamp for part machining clamping according to claim 1, wherein the top and the bottom of the dovetail (4) are respectively provided with a fixed block (11) fixedly connected with the inside of the block body (3), clamping blocks (10) are fixedly arranged on two sides of the dovetail (4), and clamping grooves (12) matched with the clamping blocks (10) in a clamping manner are formed in the fixed blocks (11).
6. The dovetail clamp for part machining and clamping according to claim 1, wherein a first sliding block (17) is fixedly arranged at two ends of one side of the contact block (13), and a first sliding groove (16) matched with the first sliding block (17) in sliding mode is formed in the block (3).
7. The dovetail clamp for clamping parts in accordance with claim 1, wherein one end of the first screw (14) penetrates to one side of the block (3) and is fixedly provided with a first nut (15), and the bottom of the column (1) is fixedly provided with a mounting column (2).
8. The dovetail clamp for clamping parts in accordance with claim 1, wherein a second nut (20) is fixedly mounted at the other end of the second screw (19), and the second screw (19) is in threaded connection with the mounting plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421278004.1U CN222643801U (en) | 2024-06-05 | 2024-06-05 | Dovetail clamp for part machining and clamping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421278004.1U CN222643801U (en) | 2024-06-05 | 2024-06-05 | Dovetail clamp for part machining and clamping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222643801U true CN222643801U (en) | 2025-03-21 |
Family
ID=95008519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421278004.1U Active CN222643801U (en) | 2024-06-05 | 2024-06-05 | Dovetail clamp for part machining and clamping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222643801U (en) |
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2024
- 2024-06-05 CN CN202421278004.1U patent/CN222643801U/en active Active
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