A PVD vacuum coating tooling fixture

Abstract

The utility model relates to the technical field of PVD vacuum coating, and discloses a PVD vacuum coating tooling fixture, including a bottom plate, a base fixedly connected to the bottom plate, movable grooves evenly arranged on the circumference of the base, and a clamping assembly arranged in the movable groove; the clamping assembly includes a slider 1 and a slider 2 fixedly installed in the movable groove, a spring fixedly connected between the slider 1 and the slider 2, a rotating seat fixedly connected to the outer side of the slider 1, an adjusting screw rotatably connected to the rotating seat, the adjusting screw passes through the base, and is threadedly connected to each other. In the utility model, radial clamping force and radial expansion force can be provided by the provided clamping assembly and movable groove, and the convex column is suitable for workpieces with through holes, so that it is suitable for clamping a variety of workpieces, and has a wide range of applications, and is convenient and simple to use.

Description

Technical Field

[0001] The utility model relates to the technical field of PVD vacuum coating, in particular to a PVD vacuum coating tooling fixture. Background Art

[0002] PVD vacuum coating, full name physical vapor deposition, is a surface treatment technology widely used in materials science, surface engineering and other fields. This technology can form a thin film with specific functions on the substrate to change or improve the performance of the surface of the object, such as increasing hardness, improving wear resistance and corrosion resistance. During PVD vacuum coating, PVD vacuum coating fixtures are needed to clamp the workpiece.

[0003] In the existing technology, the PVD vacuum coating tooling and fixture is applicable to a relatively single workpiece, has a small application range, is not suitable for application, and is inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a PVD vacuum coating tooling fixture, which can provide radial clamping force and radial expansion force through the arranged clamping components and movable grooves, and the convex column is suitable for workpieces with through holes, so that it is suitable for clamping a variety of workpieces, has a wide range of applications, and is easy and convenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PVD vacuum coating tooling fixture, comprising a bottom plate, a base is fixedly connected to the bottom plate, a movable groove is evenly arranged on the circumference of the base, and a clamping assembly is arranged in the movable groove; the clamping assembly comprises a slider 1 and a slider 2 fixedly installed in the movable groove, a spring is fixedly connected between the slider 1 and the slider 2, the outer side surface of the slider 1 is fixedly connected to a rotating seat, an adjusting screw is rotatably connected to the rotating seat, the adjusting screw passes through the base and is threadedly connected to each other, the outer end of the adjusting screw is fixedly connected to a control head, and the upper part of the slider 2 is fixedly connected to a functional part; the functional part comprises an outer arc part and an inner arc part, a load-reducing cavity is arranged between the outer arc part and the inner arc part, and a convex column is fixedly connected to the middle part of the inner arc part; a central assembly is arranged at the center of the base, and the central assembly comprises a support column, the upper end of the support column is fixedly connected to a control block, and the lower part of the support column is fixedly connected to a mounting screw, and the mounting screw is threadedly connected to the base. The clamping assembly and the movable groove can provide radial clamping force and radial expansion force, and the boss is suitable for workpieces with through holes, so it is suitable for clamping a variety of workpieces, has a wide range of applications, and is easy and convenient to use.

[0006] Furthermore, the cross-section of the base is circular.

[0007] Furthermore, the bottom plate is provided with mounting holes, and the number of the mounting holes is four and they are axially symmetrically arranged.

[0008] Furthermore, the upper surface of the control block is flush with the upper surface of the boss.

[0009] Furthermore, the functional parts are located outside the central component.

[0010] Furthermore, the cross-sectional shape of the control block is a regular hexagon.

[0011] Furthermore, the slider 1 is located outside the slider 2.

[0012] Furthermore, the upper surfaces of the slider 1 and the slider 2 are flush with the upper surface of the base.

[0013] The utility model has the following beneficial effects:

[0014] The utility model proposes a PVD vacuum coating tooling fixture, which can provide radial clamping force and radial expansion force through the arranged clamping components and movable grooves, and the convex column is suitable for workpieces with through holes, so that it is suitable for clamping a variety of workpieces, has a wide range of applications, and is convenient and simple to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the clamping assembly of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the functional parts of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the utility model.

[0019] Legend:

[0020] 1. Bottom plate; 2. Base; 3. Moving groove; 4. Clamping assembly; 5. Center assembly; 401. Control head; 402. Adjusting screw; 403. Rotating seat; 404. Slider 1; 407. Spring; 406. Slider 2; 405. Functional part; 4051. Outer arc portion; 4052. Load-reducing cavity; 4053. Boss; 4054. Inner arc portion; 501. Support column; 502. Mounting screw; 503. Control block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Reference Figure 1-Figure 4 The utility model provides an embodiment: a PVD vacuum coating tooling fixture, including a bottom plate 1, the bottom plate 1 is provided with mounting holes, the number of the mounting holes is four, and the mounting holes are arranged axially symmetrically, the mounting holes are used to install the bottom plate 1, the bottom plate 1 is fixedly connected with a base 2, the cross-sectional shape of the base 2 is circular, the base 2 is evenly provided with moving grooves 3 on the circumference, and a clamping component 4 is arranged in the moving groove 3;

[0023] The clamping assembly 4 includes a slider 1 404 and a slider 2 406 fixedly installed in the moving groove 3. The slider 1 404 is located on the outer side of the slider 2 406. The upper surfaces of the slider 1 404 and the slider 2 406 are flush with the upper surface of the base 2. A spring 407 is fixedly connected between the slider 1 404 and the slider 2 406. The outer side surface of the slider 1 404 is fixedly connected to a rotating seat 403. The rotating seat 403 is rotatably connected to an adjusting screw 402. The adjusting screw 402 passes through the base 2 and is threadedly connected to each other. The outer end of the adjusting screw 402 is fixedly connected to a control head 401. The upper part of the slider 2 406 is fixedly connected to a functional part 405. The functional part 405 is located on the outer side of the central assembly 5.

[0024] The functional part 405 includes an outer arc portion 4051 and an inner arc portion 4054, a load-reducing cavity 4052 is provided between the outer arc portion 4051 and the inner arc portion 4054, and a boss 4053 is fixedly connected to the middle of the inner arc portion 4054; a central component 5 is provided at the center of the base 2, and the central component 5 includes a support column 501, and a control block 503 is fixedly connected to the upper end of the support column 501, and the cross-sectional shape of the control block 503 is a regular hexagon, and the upper surface of the control block 503 is flush with the upper surface of the boss 4053, and the lower part of the support column 501 is fixedly connected to a mounting screw 502, and the mounting screw 502 is threadedly connected to the base 2.

[0025] For the workpiece clamped from the outside, the functional part 405 is moved radially outward, thereby driving the second slider 406 to move outward, and the second slider 406 squeezes the spring 407, and the spring 407 can provide a reaction force, thereby providing a radially inward clamping force. If the central component 5 is not used, the support column 501 and the mounting screw 502 can be driven to rotate through the control block 503, so that it can be removed from the base 2;

[0026] For a workpiece clamped from the inside out, the control head 401 drives the adjusting screw 402 to rotate. Since the adjusting screw 402 is threadedly connected to the base 2, the adjusting screw 402 moves outward, thereby driving the slider 1 404 to move, the slider 1 404 drives the spring 407, the spring 407 drives the slider 2 406 to move, the slider 2 406 drives the functional part 405 to move, and the outer arc portion 4051 contacts the inner side of the workpiece, which can provide a clamping force from the inside out for the workpiece.

[0027] For a workpiece with a through hole, the workpiece is clamped by inserting the boss 4053 into the through hole of the workpiece, and the control block 503 of the central component 5 can provide a supporting force at the center, thereby ensuring good stability of the workpiece. The invention is suitable for a variety of workpieces and has a wide range of applications.

[0028] The clamping assembly 4 and the movable groove 3 are provided with radial clamping force and radial expansion force, and the boss 4053 is suitable for workpieces with through holes, so it is suitable for clamping a variety of workpieces, has a wide range of applications, and is easy and convenient to use.

[0029] Working principle: When in use, for a workpiece clamped from the outside, by moving the functional part 405 radially outward, the slider 2 406 is driven to move outward, and the slider 2 406 squeezes the spring 407, and the spring 407 can provide a reaction force, thereby providing a radially inward clamping force. If the central component 5 is not used, the support column 501 and the mounting screw 502 can be driven to rotate through the control block 503, so that it can be removed from the base 2; for a workpiece clamped from the inside to the outside, the adjustment screw 402 is driven to rotate through the control head 401, and since the adjustment screw 402 The screw rod 402 is threadedly connected with the base 2, and the adjustment screw rod 402 moves outward, thereby driving the slider 1 404 to move, the slider 1 404 drives the spring 407, the spring 407 drives the slider 2 406 to move, and the slider 2 406 drives the functional part 405 to move. The outer arc portion 4051 contacts the inner side of the workpiece, and can provide a clamping force from the inside to the outside for the workpiece; for a workpiece with a through hole, the boss 4053 is inserted into the through hole of the workpiece to clamp the workpiece, and the control block 503 of the center component 5 can provide a supporting force at the center, thereby ensuring good stability of the workpiece. It is suitable for a variety of workpieces and has a wide range of applications.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A PVD vacuum coating tooling fixture, comprising a base plate (1), characterized in that: The bottom plate (1) is fixedly connected to a base (2), and movable grooves (3) are evenly arranged on the circumference of the base (2), and a clamping assembly (4) is arranged in the movable groove (3); the clamping assembly (4) comprises a slider 1 (404) and a slider 2 (406) fixedly installed in the movable groove (3), a spring (407) is fixedly connected between the slider 1 (404) and the slider 2 (406), the outer side surface of the slider 1 (404) is fixedly connected to a rotating seat (403), and the rotating seat (403) is rotatably connected to an adjusting screw (402), the adjusting screw (402) passes through the base (2) and is threadedly connected to each other, and the outer end of the adjusting screw (402) is fixedly connected to a control head (401) ), the upper part of the slider 2 (406) is fixedly connected with a functional part (405); the functional part (405) includes an outer arc part (4051) and an inner arc part (4054), a load-reducing cavity (4052) is provided between the outer arc part (4051) and the inner arc part (4054), and a convex column (4053) is fixedly connected to the middle part of the inner arc part (4054); a central component (5) is provided at the center of the base (2), and the central component (5) includes a support column (501), the upper end of the support column (501) is fixedly connected with a control block (503), and the lower part of the support column (501) is fixedly connected with a mounting screw (502), and the mounting screw (502) is threadedly connected to the base (2).

2. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The cross-sectional shape of the base (2) is circular.

3. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The bottom plate (1) is provided with mounting holes, and the number of the mounting holes is four and they are arranged axially symmetrically.

4. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The upper surface of the control block (503) and the upper surface of the boss (4053) are flush with each other.

5. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The functional part (405) is located outside the central component (5).

6. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The cross-sectional shape of the control block (503) is a regular hexagon.

7. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The slider 1 (404) is located outside the slider 2 (406).

8. The PVD vacuum coating tooling fixture according to claim 1, characterized in that: The upper surfaces of the slider 1 (404) and the slider 2 (406) are both flush with the upper surface of the base (2).

Images