Simple and flexible positioning device for continuous appearance surface of workpiece

Abstract

The utility model relates to the technical field of positioning devices, in particular to a simple and flexible positioning device for a continuous outer surface of a workpiece, which comprises a fixing frame, a second sliding groove is formed in an opening, a sliding block is in threaded connection with the outside of a bidirectional threaded rod, a T-shaped sliding groove is formed in a second rotating rod, and the T-shaped sliding groove is in threaded connection with the outside of the bidirectional threaded rod. A limiting block is slidably connected into the T-shaped sliding groove, a first rotating rod is fixedly connected to the end, away from the limiting block, of the connecting rod, a connecting block is in threaded connection with the outer portion of the threaded column, a fixing column is fixedly connected into the connecting block, and the end, away from the connecting rod, of the first rotating rod is rotatably connected with the circumferential face of the fixing column. The side surface of the fixing frame is fixedly connected with the output end of an air cylinder. According to the lifting device, by arranging the sliding block, the connecting block, the first rotating rod, the connecting rod, the limiting block and the second rotating rod, the application range of the lifting device is benefited, and by arranging the containing table and the anti-skid buffering cushion, the practicability of the lifting device is benefited.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning devices, in particular to a simple and flexible positioning device for a continuous outer surface of a workpiece. Background Art

[0002] The shape locator is a key and typical component that is essential to ensure the shape of the workpiece in the assembly tooling. When in use, the workpiece is clamped from both sides to facilitate the operation of the workpiece. Existing side panel workpieces generally use two methods: vise clamping and pressure plate clamping.

[0003] The existing vise clamping requires two planes for clamping when in use, but it is easy to damage the workpiece, and the vise clamping angle is fixed and cannot be adjusted, which limits its scope of application. Therefore, a simple and flexible positioning device for the continuous outer surface of the workpiece is needed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a simple and flexible positioning device for the continuous outer surface of a workpiece.

[0005] The cam is an assembly made of a plurality of movable parts, each of which is connected with a plurality of movable parts in a plurality of opposite ends of the movable part, and the movable part has a plurality of movable parts in a plurality of movable parts.

[0006] Furthermore: one end of the threaded column away from the second sliding groove is fixedly connected to a rotating block, and the outer surface of the rotating block is provided with anti-slip textures.

[0007] Furthermore: the number of the sliding blocks is two and they are symmetrically distributed, and the end of the bidirectional threaded rod away from the first sliding groove is fixedly connected with a handle.

[0008] Furthermore: one end of the cylinder away from the fixing frame is fixedly connected to the inner wall of the fixing seat, and the number of the cylinders is two and they are symmetrically distributed on the left and right.

[0009] Furthermore: the inner bottom of the fixing seat is fixedly connected with a placing table, the number of the fixing frames is two, and the placing table is located between the two fixing frames.

[0010] Furthermore: the inner side wall of the fixing frame, the outer surface of the second rotating rod, the outer surface of the connecting rod and the outer surface of the first rotating rod are all installed with anti-slip buffer pads.

[0011] The utility model has the following beneficial effects:

[0012] 1. Compared with the prior art, a slider, a connecting block, a first rotating rod, a connecting rod, a limiting block and a second rotating rod are provided. When in use, the threaded column is rotated so that the connecting block rotates on the outer surface of the threaded column, is limited by the opening, and slides in the opening, thereby driving the connecting rod and the limiting block to slide inside the second rotating rod through the first rotating rod, and driving the slider to slide inside the first sliding groove by the bidirectional threaded rod, thereby changing the angle formed with the connecting block, so that the first rotating rod and the second rotating rod are better fitted with the outer surface of the workpiece, thereby realizing the clamping and positioning of the workpiece, which is beneficial to the application scope of the lifting device.

[0013] 2. Compared with the prior art, by setting a placement table and an anti-slip buffer pad, the workpiece is first placed on the placement table when in use. After adjusting the clamping angle, the cylinders on both sides are turned on to push the fixed frame to move toward the workpiece, and the workpiece is clamped. During the clamping process, the anti-slip buffer pad is used to protect the workpiece, thereby avoiding damage to the workpiece caused by the device during the clamping process, which is beneficial to improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 It is an exploded view of part of the structure of the utility model;

[0017] Figure 4 For the utility model Figure 3 Enlarged view of point A in the middle.

[0018] Legend:

[0019] 1. Fixed seat; 2. Placement table; 3. Cylinder; 4. Fixed frame; 5. First slide groove; 6. Bidirectional threaded rod; 7. Slider; 8. Handle; 9. Second slide groove; 10. Threaded column; 11. Rotating block; 12. Connecting block; 13. Opening; 14. Fixed column; 15. First rotating rod; 16. Connecting rod; 17. Limiting block; 18. Second rotating rod; 19. T-shaped slide groove; 20. Anti-skid buffer pad. DETAILED DESCRIPTION

[0020] Reference Figure 1-4 The utility model provides a simple and flexible positioning device for a continuous contour surface of a workpiece: comprising a fixing frame 4, the inner side wall of the fixing frame 4 is provided with a first slide groove 5 and an opening 13, the interior of the opening 13 is provided with a second slide groove 9, the inner side wall of the first slide groove 5 is rotatably connected with a bidirectional threaded rod 6, the outer thread of the bidirectional threaded rod 6 is threadedly connected with a slider 7, the interior of the slider 7 is rotatably connected with a second rotating rod 18, the interior of the second rotating rod 18 is provided with a T-shaped slide groove 19, the interior of the T-shaped slide groove 19 is slidably connected with a limiting block 17, and the limiting block 17 is provided with a limiting block 18. There are two limit blocks 17, a connecting rod 16 is fixedly connected between the two limit blocks 17, one end of the connecting rod 16 away from the limit block 17 is fixedly connected to the first rotating rod 15, the inner side wall of the second slide groove 9 is rotatably connected to a threaded column 10, the external thread of the threaded column 10 is connected to a connecting block 12, the interior of the connecting block 12 is fixedly connected to a fixed column 14, and one end of the first rotating rod 15 away from the connecting rod 16 is rotatably connected to the circumferential surface of the fixed column 14, and the side surface of the fixed frame 4 is fixedly connected to the output end of the cylinder 3. When in use, the threaded column 10 is rotated to make the connecting block 12 rotate on the outer surface of the threaded column 10, and is limited by the opening 13 and slides in the opening 13, thereby driving the connecting rod 16 and the limiting block 17 to slide inside the second rotating rod 18 through the first rotating rod 15, and the sliding block 7 is driven by the bidirectional threaded rod 6 to slide inside the first sliding groove 5, thereby changing the angle formed with the connecting block 12, so that the first rotating rod 15 and the second rotating rod 18 can better fit the outer surface of the workpiece, thereby realizing the clamping and positioning of the workpiece, which is beneficial to the application scope of the lifting device.

[0021] The end of the threaded column 10 away from the second slide groove 9 is fixedly connected with a rotating block 11, and the outer surface of the rotating block 11 is provided with anti-skid lines. The rotating block 11 is used to facilitate the rotation of the threaded column 10, thereby improving the convenience of the rotation of the threaded column 10.

[0022] There are two sliders 7, which are symmetrically distributed, and a handle 8 is fixedly connected to one end of the bidirectional threaded rod 6 away from the first slide groove 5. When the handle 8 drives the bidirectional threaded rod 6 to rotate, the sliders 7 on both sides are driven to move from outside to inside or from inside to outside at the same time.

[0023] One end of the cylinder 3 away from the fixing frame 4 is fixedly connected to the inner side wall of the fixing seat 1. There are two cylinders 3, which are symmetrically distributed. The fixing seat 1 is used to install the cylinders 3 on both sides, so that the cylinders 3 are in relative positions and move synchronously.

[0024] The inner bottom of the fixing seat 1 is fixedly connected with a placing table 2, and the number of fixing frames 4 is two, and the placing table 2 is located between the two fixing frames 4. The placing table 2 is used to support the workpiece, so that the device can clamp the workpiece.

[0025] The inner wall of the fixing frame 4, the outer surface of the second rotating rod 18, the outer surface of the connecting rod 16 and the outer surface of the first rotating rod 15 are all installed with anti-skid buffer pads 20. The device uses the anti-skid buffer pads 20 to protect the workpiece during the clamping process, thereby preventing the device from causing damage to the workpiece during the clamping process, which is conducive to improving the practicality of the device.

[0026] Working principle: When in use, the threaded column 10 is rotated to make the connecting block 12 rotate on the outer surface of the threaded column 10, and is limited by the opening 13 and slides in the opening 13, thereby driving the connecting rod 16 and the limiting block 17 to slide inside the second rotating rod 18 through the first rotating rod 15, and the two-way threaded rod 6 is used to drive the slider 7 to slide inside the first slide groove 5, thereby changing the angle formed with the connecting block 12, so that the first rotating rod 15 and the second rotating rod 18 can better fit the outer surface of the workpiece, thereby realizing the clamping and positioning of the workpiece, which is beneficial to the application scope of the lifting device.

[0027] 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 simple and flexible positioning device for a continuous contour surface of a workpiece, comprising a fixing frame (4), characterized in that: The inner wall of the fixing frame (4) is provided with a first slide groove (5) and an opening (13), the interior of the opening (13) is provided with a second slide groove (9), the inner wall of the first slide groove (5) is rotatably connected with a bidirectional threaded rod (6), the outer thread of the bidirectional threaded rod (6) is connected with a slider (7), the interior of the slider (7) is rotatably connected with a second rotating rod (18), the interior of the second rotating rod (18) is provided with a T-shaped slide groove (19), the interior of the T-shaped slide groove (19) is slidably connected with a limiting block (17), the number of the limiting blocks (17) is two, and the two limiting blocks (17) are provided with two. A connecting rod (16) is fixedly connected between the limit blocks (17); one end of the connecting rod (16) away from the limit block (17) is fixedly connected to a first rotating rod (15); the inner wall of the second slide groove (9) is rotatably connected to a threaded column (10); the outer thread of the threaded column (10) is connected to a connecting block (12); the interior of the connecting block (12) is fixedly connected to a fixed column (14); and one end of the first rotating rod (15) away from the connecting rod (16) is rotatably connected to the circumferential surface of the fixed column (14); and the side surface of the fixed frame (4) is fixedly connected to the output end of the cylinder (3).

2. A simple and flexible positioning device for a continuous contour surface of a workpiece according to claim 1, characterized in that: One end of the threaded column (10) away from the second sliding groove (9) is fixedly connected to a rotating block (11), and the outer surface of the rotating block (11) is provided with anti-slip patterns.

3. A simple and flexible positioning device for a continuous contour surface of a workpiece according to claim 2, characterized in that: The number of the sliding blocks (7) is two and they are symmetrically distributed. The end of the bidirectional threaded rod (6) away from the first sliding groove (5) is fixedly connected to a handle (8).

4. A simple and flexible positioning device for a continuous contour surface of a workpiece according to claim 3, characterized in that: One end of the cylinder (3) away from the fixing frame (4) is fixedly connected to the inner side wall of the fixing seat (1), and there are two cylinders (3) arranged in a left-right symmetrical distribution.

5. A simple and flexible positioning device for a continuous contour surface of a workpiece according to claim 4, characterized in that: The inner bottom of the fixing seat (1) is fixedly connected to a placement table (2), the number of the fixing frames (4) is two, and the placement table (2) is located between the two fixing frames (4).

6. A simple and flexible positioning device for a continuous contour surface of a workpiece according to claim 5, characterized in that: The inner side wall of the fixing frame (4), the outer surface of the second rotating rod (18), the outer surface of the connecting rod (16) and the outer surface of the first rotating rod (15) are all installed with anti-slip buffer pads (20).

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