CN219378737U - Clamping structure for improving workpiece machining stability - Google Patents
Clamping structure for improving workpiece machining stability Download PDFInfo
- Publication number
- CN219378737U CN219378737U CN202223551495.6U CN202223551495U CN219378737U CN 219378737 U CN219378737 U CN 219378737U CN 202223551495 U CN202223551495 U CN 202223551495U CN 219378737 U CN219378737 U CN 219378737U
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- clamping
- positioning
- disc
- pull rod
- clamping structure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a clamping structure for improving the processing stability of a workpiece, which comprises a rotary oil cylinder pull rod; the clamping head body is fixed on the rotary oil cylinder pull rod through a die connecting disc; the clamping head body comprises a clamping head body shell, a positioning structure and a clamping structure, wherein the positioning structure is connected with the rotary oil cylinder pull rod, the clamping structure is connected with the positioning structure through the clamping pull rod, and the clamping head body shell is fixed outside the positioning structure and the clamping structure; the device also comprises a push rod seat, wherein the push rod seat is clamped into the mounting groove, and threads are arranged in the push rod seat; the utility model has simple structure and can be suitable for clamping steel products with different sizes.
Description
Technical Field
The utility model relates to the technical field of spinning machine auxiliary equipment, in particular to a clamping structure for improving workpiece processing stability.
Background
The spinning machine is a metal plastic forming machine, and can be suitable for spinning steel plates with the thickness of less than 5 mm, and is also suitable for one-time spinning forming of stainless steel, aluminum and other metals. Mainly comprises a power speed changing system, a rotary pressing system, an adjusting device, a positioning device and a clamping fixture.
When the spinning machine processes a workpiece, the workpiece is required to be clamped and fixed firstly, so that the deviation of the workpiece in the processing process is prevented, the processing quality of the workpiece is influenced, the clamping mode commonly used at present is clamping by a chuck, the contact area is small, the fixing of a product is often unstable, and the product is easy to slip; since the workpiece material has a certain length, and the other end of the workpiece is fixed and the workpiece is unstable when the other end is processed, improvement is required.
CN202123015138.3 is a work piece automatic clamping mechanism for a spinning machine, and the work piece automatic clamping mechanism for the spinning machine is characterized in that a first clamp is arranged on the inner side of a fixed support, and a second clamp capable of transversely moving is arranged on the right side of the first clamp, so that the left side of a material to be processed is fixed through the first clamp, any position of the outer wall of the material to be processed is fixed through the second clamp, and meanwhile, the position of the second clamp can be adjusted in the processing process; however, the application clamps the workpiece through two sets of clamps, and the situation that the workpiece is deviated still exists, so that one-time clamping cannot be realized.
Disclosure of Invention
In order to solve the problems, the utility model provides the following technical scheme: a clamping structure for improving the processing stability of a workpiece comprises a rotary oil cylinder pull rod; the clamping head body is fixed on the rotary oil cylinder pull rod through a die connecting disc; the chuck body comprises a chuck body shell, a positioning structure and a clamping structure, wherein the positioning structure is connected with the rotary oil cylinder pull rod, the clamping structure is connected with the positioning structure through the clamping pull rod, and the chuck body shell is fixed outside the positioning structure and the clamping structure.
Preferably, the positioning structure comprises a spring chuck body pull disc, a positioning disc and a positioning rod, wherein the central part of the spring chuck body pull disc is connected with the rotary oil cylinder pull rod in a threaded fit manner, and the positioning disc is fixed on the die connecting disc through the positioning rod.
Preferably, the positioning rod passes through the spring chuck body pull disc and is not contacted with each other.
Preferably, the clamping structure comprises a front maintenance cap, a spring chuck positioning disc and a main claw, wherein the front maintenance cap is sleeved on the clamping pull rod, the outer edge of the spring chuck positioning disc is fixed with the outer shell of the chuck body, the inner part of the spring chuck positioning disc is fixed with the main claw through a bolt, and the clamping pull rod penetrates through the spring chuck positioning disc and is not contacted with the spring chuck positioning disc.
Preferably, the device further comprises a reducing claw, wherein the surface of the reducing claw is serrated, and the reducing claw is installed inside the main claw through a bolt.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the oil cylinder is used for rotating and driving, so that the pull rod drives the spring chuck body to retract, and the main claw gathers towards the middle, thereby clamping a product; meanwhile, the arc-shaped reducing claws with saw-tooth surfaces are fixed inside the main claws, the reducing claws with different thicknesses can be installed through the sizes of products, original point fixing is changed into surface fixing, and the stability of product clamping is ensured.
Drawings
FIG. 1 is a diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the chuck body according to the present utility model;
in the figure: the clamping device comprises a rotary oil cylinder pull rod 1, a clamping head body 2, a die connecting disc 3, a clamping head body shell 4, a positioning structure 5, a clamping structure 6, a clamping pull rod 7, a spring clamping head body pull disc 8, a positioning disc 9, a positioning rod 10, a front maintenance cap 11, a spring clamping disc positioning disc 12, a main claw 13 and a diameter-changing claw 14.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, a clamping structure for improving the processing stability of a workpiece comprises a rotary oil cylinder pull rod 1; the clamping head comprises a rotary oil cylinder pull rod 1, and is characterized by further comprising a clamping head body 2, wherein the clamping head body 2 is fixed on the rotary oil cylinder pull rod 1 through a die connecting disc 3; the chuck body 2 comprises a chuck body shell 4, a positioning structure 5 and a clamping structure 6, wherein the positioning structure 5 is connected with the rotary oil cylinder pull rod 1 through a bolt, the clamping structure 6 is connected with the positioning structure 5 through a clamping pull rod 7, and the chuck body shell 4 is fixed outside the positioning structure 5 and the clamping structure 6.
The positioning structure 5 comprises a collet body pull disc 8, a positioning disc 9 and a positioning rod 10 which are common in processing equipment, wherein the central part of the collet body pull disc 8 is connected with the rotary oil cylinder pull rod 1 through threaded fit, and the positioning disc 9 is fixed on the die connecting disc 3 through the positioning rod 10.
The positioning rod 10 passes through the collet body pulling disc 8 and is not contacted with each other, so that the collet body pulling disc 8 can move axially, the positioning rod 10 and the positioning disc 9 only play a role in positioning products, a hollow part is arranged in the middle of the positioning disc 9, a workpiece can pass through the positioning disc, the positioning rod is coaxial with the rotary cylinder pulling rod 1, and sliding is realized under the forward and backward pushing of the collet body pulling disc 8.
In order to clamp the product extending into the chuck body, the clamping structure 6 comprises a front dimension cap 11, a spring chuck positioning disc 12 and a main claw 13, wherein the front dimension cap 11 is sleeved on the clamping pull rod 7, the outer edge of the spring chuck positioning disc 12 is fixed with the chuck body shell 4, the inner part of the spring chuck positioning disc is fixed with the main claw 13 through bolts, the clamping pull rod 7 passes through the spring chuck positioning disc 12 and is not contacted with each other, the spring chuck positioning disc 12 only plays a guiding role and is fixed, the front dimension cap 11 and the main claw 13 move together along with the axial movement of the clamping pull rod 7, when the clamping pull rod 7 moves towards the direction of the die connecting disc 3, the front dimension cap 11 is pulled back together, and the inner side of the front dimension cap 11 is an inclined plane, so that the main claw 13 contracts inwards along with the movement and tightens gradually.
In order to increase the contact area and friction force between the jaw head and the surface of a product, the clamping device further comprises an arc-shaped reducing jaw 14, wherein the surface of the reducing jaw 14 is in a saw-tooth shape, the arc-shaped reducing jaw 14 is arranged inside the main jaw 13 through a bolt, and the arc-shaped reducing jaw 14 can be tightened inwards along with the inward shrinkage of the main jaw 13 so as to ensure the clamping of a workpiece.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A clamping structure for improving the processing stability of a workpiece comprises a rotary oil cylinder pull rod (1); the method is characterized in that: the clamping head comprises a rotary oil cylinder pull rod (1), and is characterized by further comprising a clamping head body (2), wherein the clamping head body (2) is fixed on the rotary oil cylinder pull rod (1) through a die connecting disc (3); the chuck body (2) comprises a chuck body shell (4), a positioning structure (5) and a clamping structure (6), wherein the positioning structure (5) is connected with the rotary oil cylinder pull rod (1), the clamping structure (6) is connected with the positioning structure (5) through the clamping pull rod (7), and the chuck body shell (4) is fixed on the outer parts of the positioning structure (5) and the clamping structure (6).
2. The clamping structure for improving machining stability of a workpiece according to claim 1, wherein: the positioning structure (5) comprises a collet body pull disc (8), a positioning disc (9) and a positioning rod (10), wherein the central part of the collet body pull disc (8) is connected with the rotary oil cylinder pull rod (1) through threaded fit, and the positioning disc (9) is fixed on the die connecting disc (3) through the positioning rod (10).
3. The clamping structure for improving machining stability of workpieces according to claim 2, wherein: the positioning rod (10) passes through the spring chuck body pull disc (8) and is not contacted with each other.
4. The clamping structure for improving machining stability of a workpiece according to claim 1, wherein: the clamping structure (6) comprises a front dimension cap (11), a spring chuck positioning disc (12) and a main claw (13), wherein the front dimension cap (11) is sleeved on the clamping pull rod (7), the outer edge of the spring chuck positioning disc (12) is fixed with the chuck body shell (4), the inside of the clamping structure is fixed with the main claw (13) through a bolt, and the clamping pull rod (7) penetrates through the spring chuck positioning disc (12) and is not contacted with each other.
5. The clamping structure for improving machining stability of a workpiece according to claim 4, wherein: the variable-diameter claw (14) is arranged in the main claw (13) through bolts, and the surface of the variable-diameter claw (14) is in a zigzag shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223551495.6U CN219378737U (en) | 2022-12-28 | 2022-12-28 | Clamping structure for improving workpiece machining stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223551495.6U CN219378737U (en) | 2022-12-28 | 2022-12-28 | Clamping structure for improving workpiece machining stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219378737U true CN219378737U (en) | 2023-07-21 |
Family
ID=87169223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223551495.6U Active CN219378737U (en) | 2022-12-28 | 2022-12-28 | Clamping structure for improving workpiece machining stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219378737U (en) |
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2022
- 2022-12-28 CN CN202223551495.6U patent/CN219378737U/en active Active
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