Mechanical electric appliance positioning clamp

By designing a mechanical and electrical positioning fixture including a plate clamping assembly, an elastic fixing assembly and an inner ring clamping assembly, the problem of difficulty in adapting to different workpiece shapes and sizes in the prior art is solved, stable clamping and convenient movement are achieved, and the workpiece surface damage is avoided.

CN222644260UActive Publication Date: 2025-03-21SINOTRUK QINGDAO HEAVY IND
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Patent Information

Application Number
CN202420178518.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-25
Publication Date
2025-03-21
Estimated Expiration
2034-01-25

AI Technical Summary

Technical Problem

When clamping workpieces of different shapes and sizes, existing positioning fixtures are difficult to adapt, and they are prone to gaps that lead to fall off, and they are inconvenient to move, which may lead to damage to the surface of the workpiece.

Method used

A mechanical and electrical positioning fixture including a plate clamping assembly, an elastic fixing assembly and an inner ring clamping assembly is designed, and the stable clamping and movement of the workpiece is achieved through a universal wheel and a lifting assembly, making it easy to use.

Benefits of technology

This positioning fixture can effectively avoid damage to the workpiece surface and is suitable for workpieces of different shapes and sizes, ensuring seamless clamping, avoid falling off, and facilitate the movement and position adjustment of the workpiece.

✦ Generated by Eureka AI based on patent content.

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Abstract

The mechanical electric appliance positioning clamp comprises a bottom plate, universal wheels, a lifting assembly, a supporting frame, a fixing frame, a plate clamping assembly, an elastic fixing assembly and an inner ring clamping assembly, the universal wheels are fixedly connected to the bottom face of the bottom plate, the lifting assembly is fixed to the edge of one side of the surface of the bottom plate, the supporting frame is connected to the lifting assembly, and the plate clamping assembly is fixed to the fixing frame. The surface of the supporting frame is rotatably connected with a rotating plate, the surface of the rotating plate is fixedly connected with four connecting rods, the surfaces of three of the connecting rods are fixedly connected with fixing frames respectively, and the surfaces of the three fixing frames are fixedly connected with a plate clamping assembly, an elastic fixing assembly and an inner ring clamping assembly respectively; and the plate clamping assembly comprises an electric push rod, the bottom face of the electric push rod is fixedly connected with a first clamping plate, the bottom face of the first clamping plate is fixedly connected with first short springs, the surfaces of the multiple first short springs are fixedly connected with a second clamping plate, the applicability is good, use is convenient and fast, and the workpiece can be effectively prevented from being damaged by clamping.
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Description

Technical Field

[0001] The utility model belongs to the technical field of positioning fixtures, and in particular relates to a mechanical and electrical appliance positioning fixture. Background Art

[0002] Auto parts are the various units that make up the whole of a car and a kind of product that serves the car. There are many types of auto parts, and the market for auto parts is also growing. At present, the positioning fixture cannot clamp workpieces of various shapes in the process of clamping auto parts. Its clamping part cannot adapt to all workpieces. There is a gap between the workpiece and the clamping part during the clamping process, which causes it to fall off during movement. Although the fixture can adjust the angle of the workpiece, the entire fixture needs to be moved when moving the workpiece, which is not convenient for the movement of the workpiece and troublesome for the user to operate. In the process of clamping, the workpiece is clamped by the drive of the drive motor, which will cause the clamped workpiece to be affected by the clamping force and the surface to be squeezed and damaged, thus affecting the subsequent use of the workpiece. Utility Model Content

[0003] In order to overcome the above-mentioned technical problems existing in the prior art, the purpose of the utility model is to provide a mechanical and electrical positioning fixture which has good applicability, is convenient to use, and can effectively avoid clamping damage to the workpiece surface.

[0004] The utility model provides a mechanical and electrical positioning fixture, including a base plate, a universal wheel, a lifting assembly, a support frame, a fixed frame, a plate clamping assembly, an elastic fixing assembly, and an inner ring clamping assembly. The universal wheel is fixedly connected to the bottom surface of the base plate, the lifting assembly is fixed to one side edge of the surface of the base plate, the support frame is connected to the lifting assembly, a rotating plate is rotatably connected to the surface of the support frame, a connecting rod is fixedly connected to the surface of the rotating plate, four connecting rods are provided, three of which are fixedly connected to the fixed frame on the surface, and the three fixed frame surfaces are respectively fixedly connected to the plate clamping assembly, the elastic fixing assembly, and the inner ring clamping assembly, the plate clamping assembly includes an electric push rod, the bottom surface of the electric push rod is fixedly connected to a clamping plate 1, the bottom surface of the clamping plate 1 is fixedly connected to a short spring 1, and the surfaces of multiple short springs 1 are fixedly connected to clamping plates 2.

[0005] The lifting assembly comprises a driving motor 1, a screw rod is fixedly connected to the bottom surface of the driving motor 1, a moving block is threadedly connected to the surface of the screw rod, and a surface of the moving block is fixedly connected to the support frame.

[0006] The lifting assembly also includes a side plate, which is fixedly connected to the surface of the bottom plate, the inner bottom surface of the side plate is fixedly connected to a fixing ring, the screw rod is rotatably connected to the inner side of the fixing ring, the surface of the side plate is slidably connected to a limiting block, and the two limiting blocks are fixedly connected to the side of the support frame.

[0007] The elastic fixing assembly includes a support plate 1, a slide rod is provided on the inner side of the support plate 1, a spring 1 is provided on the surface of the slide rod, a support plate 2 is provided on the end of the slide rod located at the spring 1, a connecting ring is provided on the upper part of the support plate 2, the connecting ring is connected to a slide cylinder, and a fixing plate is provided on one side of the slide cylinder.

[0008] The elastic fixing assembly also includes a shell, which is fixedly connected to the side of the fixing frame. An inner surface of the support plate is located directly above the sliding rod and is rotatably connected to a fixing rod. One end of the fixing rod is connected to a spiral rod, and the spiral rod is rotatably connected to the inner side of the sliding cylinder.

[0009] The inner ring clamping assembly includes a second drive motor, a drive rod is provided at the output end of the second drive motor, a turntable is provided on the surface of the drive rod, arc grooves are evenly distributed on the turntable, a slider is provided on the inner side of the arc groove, and a fixing member 1 is fixedly connected to one side of the slider.

[0010] The second driving motor is fixedly connected to the inner side of the fixing frame, the driving rod extends out of the fixing frame, the sliding block is slidably connected to the inner side of the arc groove, the first fixing member is slidably connected to the outer side of the circumference of the turntable, the surface of the first fixing member is fixedly connected with a second short spring, and one end of the second short spring is fixedly connected with a second fixing member.

[0011] The universal wheels are fixed at the four corners of the bottom surface of the base plate, and a locking mechanism is arranged inside the universal wheels.

[0012] The utility model provides a mechanical and electrical positioning clamp, which has the beneficial effect that a plate clamping component, an elastic fixing component and an inner ring clamping component are provided to clamp plates, special-shaped and circular workpieces respectively, so that the use of the clamp is more extensive and can ensure that all workpieces can be clamped without gaps to avoid falling off; a lockable universal wheel is provided on the bottom surface of the bottom plate to facilitate the movement of the entire clamp, thereby facilitating the movement of the workpiece and making it more convenient for users to use, and a rotating plate is provided on the surface of the support frame to facilitate the use of different clamps; short springs are provided at the clamping positions of the plate clamping component and the inner ring clamping component to relieve the clamping force on the workpiece, and the elastic fixing component can use the elastic force of the spring to relieve the pressure on the workpiece to avoid damage to the surface of the workpiece affecting subsequent use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0014] Figure 2 It is a structural schematic diagram of an embodiment of the utility model;

[0015] Figure 3 It is a front cross-sectional view of an embodiment of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of a lifting assembly of an embodiment of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of an elastic fixing component of an embodiment of the utility model;

[0018] Figure 6 This is a schematic diagram of the structure of an inner ring clamping assembly according to an embodiment of the utility model;

[0019] Note in the figure:

[0020] 1. Bottom plate; 2. Universal wheel; 3. Lifting assembly; 4. Support frame; 5. Fixed frame; 6. Plate clamping assembly; 7. Elastic fixing assembly; 8. Inner ring clamping assembly; 301. Side plate; 302. Driving motor 1; 303. Screw rod; 304. Moving block; 305. Fixed ring; 306. Limiting block; 401. Rotating plate; 402. Connecting rod; 601. Electric push rod; 602. Clamping plate 1; 603. Short spring 1; 604. Clamping plate 2; 701, shell; 702, support plate 1; 703, slide rod; 704, spring 1; 705, fixing rod; 706, spiral rod; 707, support plate 2; 708, connecting ring; 709, slide cylinder; 710, fixing plate; 801, drive motor 2; 802, drive rod; 803, turntable; 804, arc groove; 805, slider; 806, fixing part 1; 807, short spring 2; 808, fixing part 2. DETAILED DESCRIPTION

[0021] A mechanical electrical appliance positioning fixture provided by the utility model is described in detail below in conjunction with an embodiment with reference to the accompanying drawings.

[0022] Example

[0023] Reference Figure 1-Figure 6A mechanical and electrical positioning fixture of the present embodiment includes a base plate 1, a universal wheel 2 is fixed on the bottom surface of the base plate 1 to move the fixture, a lifting assembly 3 fixed on the surface of the base plate 1 is provided with a driving motor 302 to drive the screw rod 303 to rotate, so that the moving block 304 on the surface of the screw rod 303 can drive the support frame 4 to rise and fall, and the rotating plate 401 on the surface of the support frame 4 can drive the fixed frame 5 fixed on its surface to rotate through the connecting rod 402, so as to facilitate the use of the plate clamping assembly 6, the elastic fixing assembly 7, and the inner ring clamping assembly 8 on the surface of different fixed frames 5. The plate clamping assembly 6 is provided with an electric push rod 601 to push the clamping plate 602 to move and clamp, and the elastic fixing assembly 7 and the inner ring clamping assembly 8 are provided on the surface of the plate clamping assembly 6. The force fixing component 7 is provided with a support plate 1 702, and the sliding rod 703 on the inner side thereof is connected to the support plate 2 707 through the spring 1 704 on the surface, so that the connecting ring 708 on the surface of the support plate 2 707 fixes the slide 709, so that the fixing plate 710 on one side of the slide 709 can fix the workpiece on the surface of the fixing frame 5, and the inner ring clamping component 8 is provided with a driving motor 2 801, and the driving motor 2 801 drives the driving rod 802 on one side to rotate, so that the turntable 803 on the surface of the driving rod 802 can pass through the arc groove 804 on its surface, so that the sliding block 805 on the inner side of the arc groove 804 can drive the fixing part 1 806 to move and be fixed inside the ring part.

[0024] The universal wheel 2 is a lockable structure.

[0025] Through the above technical solution, the entire fixture can be conveniently moved and fixed by the universal wheel 2, so that the movement of the workpiece can be more convenient.

[0026] The lifting assembly 3 includes a driving motor 302 , a screw rod 303 is fixedly connected to the bottom surface of the driving motor 302 , a moving block 304 is threadedly connected to the surface of the screw rod 303 , and a surface of the moving block 304 is fixedly connected to the support frame 4 .

[0027] The lifting assembly 3 also includes a side plate 301, which is fixedly connected to the surface of the bottom plate 1, and the inner bottom surface of the side plate 301 is fixedly connected to a fixing ring 305, and the screw rod 303 is rotatably connected to the inner side of the fixing ring 305. The surface of the side plate 301 is slidably connected to a limiting block 306, and the two limiting blocks 306 are fixedly connected to the side of the support frame 4.

[0028] Through the above technical solution, under the lifting action of the lifting assembly 3, the height of the support frame 4 can be adjusted, so that the user can more conveniently adjust the position of the clamped workpiece.

[0029] The plate clamping assembly 6 includes an electric push rod 601, the bottom surface of which is fixedly connected to a clamping plate 602, the bottom surface of which is fixedly connected to a short spring 603, and the surfaces of the multiple short springs 603 are fixedly connected to clamping plates 604.

[0030] Through the above technical solution, under the elastic force of the short spring 1 603, the clamping plate 2 604 can relieve the pressure on the plate-shaped workpiece when clamping it, thereby preventing the surface of the workpiece from being damaged.

[0031] The elastic fixing component 7 includes a support plate 702, a slide bar 703 is provided on the inner side of the support plate 702, a spring 704 is provided on the surface of the slide bar 703, a support plate 707 is provided on the end of the spring 704 on the slide bar 703, a connecting ring 708 is provided on the upper part of the support plate 707, the connecting ring 708 is connected to a slide cylinder 709, and a fixing plate 710 is provided on one side of the slide cylinder 709.

[0032] The elastic fixing component 7 also includes a shell 701, which is fixedly connected to the side of the fixing frame 5. The inner surface of the support plate 702 is located directly above the sliding rod 703 and is rotatably connected to a fixing rod 705. One end of the fixing rod 705 is connected to a spiral rod 706, and the spiral rod 706 is rotatably connected to the inner side of the sliding cylinder 709.

[0033] The elastic fixing component 7 is fixed to the shell 701 on the side of the fixing frame 5, and a fixing rod 705 is set on one side of the sliding rod 703 of the inner support plate 1 702, so that it can be rotatably connected to one side of the support plate 1 702, so that the spiral rod 706 at one end of the fixing rod 705 can rotate inside the slide cylinder 709.

[0034] Through the above technical solution, the elastic fixing component 7 on the side of the fixing frame 5 uses the fixing plate 710 on the inner surface of the fixing frame 5, so that the fixing plate 710 can limit and fix the workpiece on the surface of the fixing frame 5, and avoid excessive clamping force under the action of spring 1 704.

[0035] The inner ring clamping assembly 8 includes a second driving motor 801, a driving rod 802 is provided at the output end of the second driving motor 801, a turntable 803 is provided on the surface of the driving rod 802, arc grooves 804 are evenly distributed on the turntable 803, a slider 805 is provided on the inner side of the arc groove 804, and a fixing part 806 is fixedly connected to one side of the slider 805.

[0036] The driving motor 801 is fixedly connected to the inner side of the fixing frame 5, the driving rod 802 extends out of the fixing frame 5, the slider 805 is slidably connected to the inner side of the arc groove 804, the fixing member 806 is slidably connected to the outer side of the circumference of the turntable 803, and a short spring 807 is fixedly connected to the surface of the fixing member 806, and one end of the short spring 807 is fixedly connected to a fixing member 808.

[0037] The driving motor 2 801 enables the driving rod 802 to rotate inside the fixing frame 5 on its surface, so that the slider 805 can drive the fixing piece 1 806 to slide on the surface of the fixing frame 5, and the fixing piece 1 806 is connected to the fixing piece 2 808 through the short spring 2 807.

[0038] Through the above technical solution, the fixing frame 5 is used to drive the fixing member 806 to slide on its surface, so that the slider 805 will not separate from the arc groove 804, and under the elastic force of the short spring 807, the inner ring clamping assembly 8 is guaranteed to clamp and fix the annular workpiece.

[0039] During use, when the user uses the mechanical and electrical positioning fixture, the fixture is moved to the desired position through the universal wheel 2, and the electric push rod 601 is used to drive the clamping plate 602 to clamp the plate workpiece through the short spring 603, and the workpieces of different shapes are fixed through the fixing plate 710 under the drive of the spring 704. At the same time, under the drive of the driving motor 801, the cylindrical workpiece is fixed through the fixing part 806 under the elastic force of the short spring 807, and the screw rod 303 is driven to rotate by the driving motor 302, so that the support frame 4 can drive the fixing frame 5 to rise and fall to adjust the height.

Claims

1. A mechanical and electrical positioning fixture, characterized in that: The invention comprises a base plate (1), a universal wheel (2), a lifting assembly (3), a support frame (4), a fixing frame (5), a plate clamping assembly (6), an elastic fixing assembly (7), and an inner ring clamping assembly (8), wherein the universal wheel (2) is fixedly connected to the bottom surface of the base plate (1), the lifting assembly (3) is fixed to one side edge of the surface of the base plate (1), the support frame (4) is connected to the lifting assembly (3), a rotating plate (401) is rotatably connected to the surface of the support frame (4), a connecting rod (402) is fixedly connected to the surface of the rotating plate (401), and the connecting rod (402) ) are provided with four, of which three of the connecting rods (402) are fixedly connected to the fixed frames (5) on their surfaces, and the three fixed frames (5) are respectively fixedly connected to the plate clamping assembly (6), the elastic fixing assembly (7), and the inner ring clamping assembly (8) on their surfaces, and the plate clamping assembly (6) comprises an electric push rod (601), and the bottom surface of the electric push rod (601) is fixedly connected to a clamping plate one (602), and the bottom surface of the clamping plate one (602) is fixedly connected to a short spring one (603), and the surfaces of the plurality of short springs one (603) are fixedly connected to a clamping plate two (604).

2. A mechanical and electrical appliance positioning fixture according to claim 1, characterized in that: The lifting assembly (3) comprises a driving motor (302), the bottom surface of the driving motor (302) being fixedly connected to a screw rod (303), the surface of the screw rod (303) being threadedly connected to a moving block (304), and the surface of the moving block (304) being fixedly connected to a support frame (4).

3. A mechanical and electrical appliance positioning fixture according to claim 2, characterized in that: The lifting assembly (3) further comprises a side plate (301), wherein the side plate (301) is fixedly connected to the surface of the bottom plate (1), the inner bottom surface of the side plate (301) is fixedly connected to a fixing ring (305), the screw rod (303) is rotatably connected to the inner side of the fixing ring (305), the surface of the side plate (301) is slidably connected to a limiting block (306), and the two limiting blocks (306) are fixedly connected to the side surfaces of the support frame (4).

4. The mechanical and electrical appliance positioning fixture according to claim 1, characterized in that: The elastic fixing assembly (7) comprises a support plate 1 (702), a slide bar (703) is provided on the inner side of the support plate 1 (702), a spring 1 (704) is provided on the surface of the slide bar (703), a support plate 2 (707) is provided on the end of the spring 1 (704) on the slide bar (703), a connecting ring (708) is provided on the upper part of the support plate 2 (707), the connecting ring (708) is connected to a slide cylinder (709), and a fixing plate (710) is provided on one side of the slide cylinder (709).

5. A mechanical and electrical appliance positioning fixture according to claim 4, characterized in that: The elastic fixing assembly (7) also includes a shell (701), and the shell (701) is fixedly connected to the side of the fixing frame (5). The inner surface of the support plate (702) is located directly above the sliding rod (703) and is rotatably connected to a fixing rod (705). One end of the fixing rod (705) is connected to a spiral rod (706), and the spiral rod (706) is rotatably connected to the inner side of the sliding cylinder (709).

6. The mechanical and electrical appliance positioning fixture according to claim 1, characterized in that: The inner ring clamping assembly (8) comprises a second drive motor (801), the output end of the second drive motor (801) is provided with a drive rod (802), the surface of the drive rod (802) is provided with a turntable (803), arc grooves (804) are evenly distributed on the turntable (803), a slider (805) is provided on the inner side of the arc groove (804), and a fixing member (806) is fixedly connected to one side of the slider (805).

7. A mechanical and electrical appliance positioning fixture according to claim 6, characterized in that: The second driving motor (801) is fixedly connected to the inner side of the fixing frame (5), the driving rod (802) extends out of the outer side of the fixing frame (5), the sliding block (805) is slidably connected to the inner side of the arc groove (804), the first fixing member (806) is slidably connected to the outer side of the circumference of the rotating disk (803), the surface of the first fixing member (806) is fixedly connected to the second short spring (807), and one end of the second short spring (807) is fixedly connected to the second fixing member (808).

8. The mechanical and electrical appliance positioning fixture according to claim 1, characterized in that: The universal wheel (2) is fixed at the four corners of the bottom surface of the base plate (1), and a locking mechanism is arranged inside the universal wheel (2).