Machining tool for positioning stretcher connecting frame
By designing processing tooling for stretcher connection frames, and using positioning plate and cylinder clamping technology, the hole position deviation problem in the positioning stage of stretcher connection frames is solved, efficient and accurate processing is achieved, and waste parts rate and production costs are reduced.
Patent Information
- Application Number
- CN202420520724.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-18
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-03-18
AI Technical Summary
The hole position of the stretcher connection frame is strictly required, but the prior art is prone to serial movement during the positioning stage, resulting in hole position deviation and increasing the waste rate.
A processing tool for positioning stretcher connection frame is designed, and the workpiece is positioned stably through positioning plates and cylinder clamping, enhancing the accuracy of the machining position holes. The tooling includes a base plate, a vertical plate, a positioning assembly and a cylinder. Each positioning assembly consists of bolts, spring gaskets, a positioning plate and a spring. The cylinder head is made of PPT material to avoid clamping the workpiece.
Through this tooling, the workpiece can be positioned stably, improve processing accuracy, reduce waste parts, reduce production costs, and improve production efficiency.
Smart Images
Figure CN222449257U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of precision metal processing and relates to a processing tool used for positioning a stretcher connecting frame. Background Art
[0002] The stretcher connecting frame is a fixed part on the stretcher. It is an important part for assembling the stretcher, and the hole position accuracy requirements of the stretcher connecting frame are very strict. During assembly, the holes of the stretcher connecting frame must be accurately matched with the holes on other parts, which greatly increases the difficulty of processing the stretcher connecting frame. During the positioning stage of the stretcher connecting frame, if the pressure plate and bolts are used for positioning, they often move during processing, resulting in hole position deviation and waste. Therefore, we continue to develop a processing tool that can stably position and fix the stretcher connecting frame to reduce the waste rate. Utility Model Content
[0003] The purpose of the utility model is to overcome the deficiencies in the above-mentioned background technology and to provide a processing tool for positioning a stretcher connecting frame. The processing tool aims at the difficulties in processing, stably positions the workpiece through positioning plates and cylinder clamping, enhances the accuracy of processing position holes, improves work efficiency, reduces scrap rate, and reduces production costs.
[0004] The technical solution adopted by the utility model to solve its technical problems is: a processing tool for positioning a stretcher connecting frame, comprising a base plate; a vertical plate is arranged on one side of the base plate, a plurality of positioning components are arranged on the inner side of the vertical plate, a plurality of cylinders are arranged on the other side of the base plate, each positioning component is arranged opposite to each cylinder, a through hole is arranged on the vertical plate, the positioning component is arranged at the through hole of the vertical plate, each positioning component comprises a bolt D, two spring washers, a positioning plate, and a spring, a spring is sleeved on the outer periphery of the bolt D, two spring washers are arranged on both sides of the bolt D, a positioning plate is connected to the front end of the bolt D, and the spring is arranged between the spring washer and the bolt D; a cylinder head for clamping a workpiece is installed at the front end of each cylinder; a plurality of pin holes are also arranged on the top surface of the vertical plate, and each pin hole is equipped with a positioning pin for connecting the workpiece.
[0005] The positioning plate has a U-shaped structure.
[0006] The positioning assembly is fixed to the vertical plate by bolts B. Two bolts B are provided for each positioning assembly, and two spring washers are fixed to the vertical plate by the two bolts B.
[0007] Further, the cylinder is fixedly arranged on the base plate through a cylinder pad. The bottom of the cylinder is fixed on the cylinder pad through bolts E. The cylinder pad is fixed on the base plate through bolts A.
[0008] Furthermore, the cylinder is also externally connected to an air pipe, and an electromagnetic valve is arranged on the air pipe.
[0009] Furthermore, the bottom plate is a rectangular plate.
[0010] Furthermore, the vertical plate is fixed to the bottom plate by bolts C.
[0011] Furthermore, the bolt A is of type M6, the bolts B, D and E are of type M5, and the bolt C is of type M10.
[0012] Further, the material of the cylinder head is PPT. The cylinder head is cylindrical.
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] The utility model provides a processing tool for positioning a stretcher connecting frame. The positioning plate and the cylinder clamp can stably position the workpiece, enhance the accuracy of the processing position hole, improve the work efficiency, reduce the scrap rate, and reduce the production cost. The cylinder head uses PPT material to fix the workpiece to avoid clamping the workpiece. The cylinder head is cylindrical and can be clamped to match the workpiece to avoid point clamping. The positioning plate is a U-shaped structure to prevent the workpiece from rotating on the positioning plate. Multiple workpieces can be processed at the same time, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments:
[0016] Figure 1 The utility model is a structural schematic diagram of a processing tool used for positioning a stretcher connecting frame.
[0017] Figure 2 yes Figure 1 AA section view.
[0018] Figure 3 The utility model is a stereoscopic diagram of a processing tool used for positioning a stretcher connecting frame.
[0019] In the figure, 1. base plate, 2. vertical plate, 3. positioning plate, 4. workpiece, 5. spring gasket, 6. cylinder, 7. cylinder gasket, 8. cylinder head, 9. bolt A, 10. bolt B, 11. bolt C, 12. bolt D, 13. bolt E, 14. spring, 15. air pipe. DETAILED DESCRIPTION
[0020] The present invention is further described below in conjunction with the accompanying drawings, but the present invention is not limited to the following embodiments.
[0021] Example 1
[0022] A processing tool for positioning a stretcher connecting frame, such as Figure 1-Figure 3As shown, it includes a base plate 1; a vertical plate 2 is arranged on one side of the base plate 1, a plurality of positioning components are arranged on the inner side of the vertical plate 2, and a plurality of cylinders 6 are arranged on the other side of the base plate 1, each positioning component and each cylinder 6 are arranged opposite to each other, a through hole is arranged on the vertical plate 2, and the positioning component is arranged at the through hole of the vertical plate 2, each positioning component includes a bolt D12, two spring washers 5, a positioning plate 3, and a spring 14, the spring 14 is sleeved on the outer periphery of the bolt D12, the two spring washers 5 are arranged on both sides of the bolt D12, the front end of the bolt D12 is connected to the end of the positioning plate 3, the front end of the positioning plate 3 is a U-shaped groove structure, and the spring 14 is arranged between the spring washer 5 and the bolt D12; a cylinder head 8 for clamping the workpiece 4 is installed at the front end of each cylinder 6; a plurality of pin holes are also arranged on the top surface of the vertical plate 2, and each pin hole is equipped with a positioning pin for connecting the workpiece 4.
[0023] The positioning assembly is fixed to the vertical plate 2 by bolts B10 . Two bolts B10 are provided for each positioning assembly. The two spring washers 5 are fixed to the vertical plate 2 by the two bolts B10 .
[0024] The cylinder 6 is fixed on the base plate 1 by a cylinder pad 7. The bottom of the cylinder 6 is fixed on the cylinder pad 7 by bolts E13. The cylinder pad 7 is fixed on the base plate 1 by bolts A9.
[0025] The cylinder 6 is also externally connected to an air pipe 16 , on which an electromagnetic valve is arranged.
[0026] The bottom plate 1 is a rectangular plate.
[0027] The vertical plate 2 is fixed to the bottom plate 1 by bolts C11.
[0028] The bolt A9 is of M6 type. The bolts B10, D12 and E13 are of M5 type. The bolt C11 is of M10 type.
[0029] The material of the cylinder head 8 is PPT. The cylinder head 8 is cylindrical.
[0030] During the specific operation, the surface of the workpiece 4 to be positioned is first cleaned by an air gun (existing product). The workpiece 4 is longitudinally placed in the U-shaped groove of the U-shaped structure positioning plate 3. The top of the workpiece 4 is further positioned by the positioning pin, and the cylinder head 8 is driven forward by the cylinder 6 to tighten the workpiece 4, completing the stable positioning and starting the processing.
[0031] Although the utility model has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.
Claims
1. A processing tool for positioning a stretcher connecting frame, characterized in that: The invention comprises a bottom plate (1); a vertical plate (2) is arranged on one side of the bottom plate (1); a plurality of positioning components are arranged on the inner side of the vertical plate (2); a plurality of cylinders (6) are arranged on the other side of the bottom plate (1); each positioning component and each cylinder (6) are arranged opposite to each other; a through hole is arranged on the vertical plate (2); the positioning components are arranged at the through hole of the vertical plate (2); each positioning component comprises a bolt D (12), two spring washers (5), a positioning plate (3), and a spring (14); a sleeve is arranged on the outer periphery of the bolt D (12); A spring (14), two spring washers (5) are arranged on both sides of the bolt D (12), the front end of the bolt D (12) is connected to the end of the positioning plate (3), the front end of the positioning plate (3) is a U-shaped groove structure, and the spring (14) is arranged between the spring washer (5) and the bolt D (12); a cylinder head (8) for clamping the workpiece (4) is installed at the front end of each cylinder (6); a plurality of pin holes are also arranged on the top surface of the vertical plate (2), and each pin hole is equipped with a positioning pin for connecting the workpiece (4).
2. A processing tool for positioning a stretcher connecting frame as claimed in claim 1, characterized in that: The positioning assembly is fixed to the vertical plate (2) by means of bolts B (10), and each positioning assembly is provided with two bolts B (10), and the two spring washers (5) are fixed to the vertical plate (2) by means of the two bolts B (10).
3. A processing tool for positioning a stretcher connecting frame as claimed in claim 1, characterized in that: The cylinder (6) is fixedly arranged on the base plate (1) via a cylinder pad (7).
4. A processing tool for positioning a stretcher connecting frame as claimed in claim 1, characterized in that: The bottom plate (1) is a rectangular plate.
5. A processing tool for positioning a stretcher connecting frame as claimed in claim 1, characterized in that: The vertical plate (2) is fixed to the bottom plate (1) by means of bolts C (11).
6. A processing tool for positioning a stretcher connecting frame as claimed in claim 1, characterized in that: The cylinder head (8) is cylindrical.
7. A processing tool for positioning a stretcher connecting frame as claimed in claim 3, characterized in that: The bottom of the cylinder (6) is fixed to the cylinder pad (7) by bolts E (13).
8. A processing tool for positioning a stretcher connecting frame as claimed in claim 3, characterized in that: The cylinder gasket (7) is fixed to the base plate (1) by means of bolts A (9).