Auxiliary positioning device for machining
By designing a machining auxiliary positioning device combining hydraulic cylinders, push blocks, connecting rods, sliders, clamps and transmission components, the problems of inconvenience and clamping instability caused by excessive material size gap in the prior art are solved, and higher machining accuracy and economy are achieved.
Patent Information
- Application Number
- CN202420203034.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-29
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-01-29
AI Technical Summary
When handling different materials, the existing mechanical processing auxiliary positioning devices need to continuously rotate the lead screw due to the large size gap, which is inconvenient to use and unstable clamping, which affects the processing accuracy.
A machining auxiliary positioning device is designed, adopting structures such as hydraulic cylinders, push blocks, connecting rods, sliders, clamps and slide chutes. The push blocks and connecting rods are driven by hydraulic cylinders. The slide blocks are cooperated with the slide chutes, and the clamps are combined with the transmission assembly and cleaning assembly to achieve flexible clamping and cleaning of materials.
It improves the flexibility and stability of material clamping, improves processing accuracy, reduces inconvenience and shaking during use, and is more economical.
Smart Images
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Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of machining, in particular to a machining auxiliary positioning device. Background Art
[0002] Machining is mechanical processing. Machining refers to the process of changing the size or performance of a workpiece through a mechanical device. According to the difference in processing methods, it can be divided into cutting processing and pressure processing. In the production process, any process that changes the shape, size, position and properties of the production object to make it a finished product or semi-finished product is called a process, which is the main part of the production process. During the entire processing process, sometimes the processing is subjected to a large force or the processing accuracy is required to be high. Therefore, the fixed positioning device of the workpiece is very important.
[0003] The auxiliary positioning device in the prior art generally uses a motor, a lead screw, a thread sleeve, and a clamping block to clamp and position the plate. In actual use, due to the large size difference between different materials, it is necessary to keep turning the lead screw to clamp the material, which is inconvenient to use. Therefore, those skilled in the art now propose a machining auxiliary positioning device to solve the above problem. Utility Model Content
[0004] In order to make up for the above shortcomings, the utility model provides a machining auxiliary positioning device, which aims to improve the problem that the prior art uses a screw to clamp materials. When the size difference of the materials is large, the screw needs to be continuously rotated, which makes it inconvenient to use.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A machining auxiliary positioning device comprises a workbench, the top end of the workbench is fixedly connected to a top plate, the bottom end of the workbench is fixedly connected to a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected to a push block, the left and right sides of the push block are rotatably connected to connecting rods, the other end of the connecting rod is rotatably connected to a sliding block, the inside of the workbench is provided with sliding grooves on the left and right sides, the top end of the sliding block is fixedly connected to a clamping block, a transmission assembly is installed inside the clamping block, and a cleaning assembly is installed outside the transmission assembly.
[0007] Furthermore, the transmission assembly includes two limit grooves, and the two limit grooves are respectively opened in the inner middle part of the clamping block. The inside of the limit groove is slidably connected with a rack plate, and the front and rear sides of the rack plate are fixedly connected with the limit blocks, and the bottom end of the rack plate is fixedly connected with an extrusion block, and the separated sides of the two extrusion blocks are fixedly connected with a limit rod, and the outer sleeve of the limit rod is provided with a spring.
[0008] Furthermore, the cleaning assembly includes four placement grooves, and every two of the placement grooves are respectively opened on the front and rear sides of the clamping block. The inside of the placement groove is rotatably connected to a threaded rod, and the external thread of the threaded rod is connected to a cleaning brush, and the adjacent sides of the threaded rods on the front and rear sides are fixedly connected to gears.
[0009] Furthermore, the two slide grooves are symmetrically distributed, and the outer portion of the sliding block is slidably connected to the inner portion of the slide groove.
[0010] Furthermore, the outside of the limiting block is slidably connected to the inside of the limiting groove, and the outside of the extrusion block is slidably connected to the inside of the limiting groove.
[0011] Furthermore, one end of the spring is fixedly connected to the outer side of the extrusion block, and the other end of the spring is fixedly connected to the inner wall of the limiting groove.
[0012] Furthermore, the outside of the gear is rotatably connected to the inside of the clamping block, and the lower side of the gear is meshingly connected to the upper side of the rack plate.
[0013] Furthermore, the outside of the cleaning brush is slidably connected to the inside of the placement groove.
[0014] The utility model has the following beneficial effects:
[0015] 1. In the utility model, by using the hydraulic cylinder, push block, connecting rod, slider, clamp block, slide groove and other structures in coordination, objects can be conveniently clamped, thereby making the use flexibility higher and the clamping more stable, thereby making the processing accuracy higher and making the use economy higher.
[0016] 2. In the utility model, by using the rack plate, the limit block, the extrusion block, the limit rod, the spring, the placement groove, the threaded rod and other structures in coordination, the clamping position of the object can be cleaned during clamping, thereby making the clamping more stable and preventing shaking during processing. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 A three-dimensional diagram of a machining auxiliary positioning device proposed by the utility model;
[0018] Figure 2 This is a schematic diagram of the hydraulic cylinder structure of a machining auxiliary positioning device proposed by the utility model;
[0019] Figure 3 A schematic diagram of the cleaning brush structure of a machining auxiliary positioning device proposed by the utility model;
[0020] Figure 4 This is a schematic diagram of the threaded rod structure of a machining auxiliary positioning device proposed by the utility model;
[0021] Figure 5 for Figure 4 The enlarged view of point A in the middle;
[0022] Figure 6 The utility model is a cross-sectional view of a clamping block of a machining auxiliary positioning device.
[0023] Legend:
[0024] 1. Workbench; 2. Hydraulic cylinder; 3. Push block; 4. Connecting rod; 5. Slider; 6. Clamp block; 7. Slide; 8. Top plate; 9. Limiting groove; 10. Rack plate; 11. Limiting block; 12. Extrusion block; 13. Limiting rod; 14. Spring; 15. Placement groove; 16. Threaded rod; 17. Cleaning brush; 18. Gear. DETAILED DESCRIPTION
[0025] 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.
[0026] Reference Figure 1-Figure 2 The utility model provides an embodiment: a machining auxiliary positioning device, including a workbench 1, a top plate 8 is fixedly connected to the top of the workbench 1, a hydraulic cylinder 2 is fixedly connected to the bottom of the workbench 1, a push block 3 is fixedly connected to the output end of the hydraulic cylinder 2, the left and right sides of the push block 3 are rotatably connected to connecting rods 4, the other end of the connecting rod 4 is rotatably connected to a slider 5, and slide grooves 7 are opened on the left and right sides of the interior of the workbench 1, and the two slide grooves 7 are symmetrically distributed. The outside of the slider 5 is slidably connected to the inside of the slide groove 7, the top of the slider 5 is fixedly connected to a clamping block 6, a transmission component is installed inside the clamping block 6, and a cleaning component is installed outside the transmission component.
[0027] Specifically, the workbench 1 supports and fixes the top plate 8 and the hydraulic cylinder 2, so that the top plate 8 will not deviate and the hydraulic cylinder 2 will not shake during operation. The push block 3 connects the connecting rod 4, so that the push block 3 can drive the connecting rod 4 to move. The slide groove 7 limits the internal slider 5, so that the slider 5 can slide smoothly, and then the slider 5 can drive the clamping block 6 to move. By starting the operation of the hydraulic cylinder 2, the push block 3 can be driven to move downward, and the push block 3 can drive one end of the connecting rod 4 to move downward, so that the other end of the connecting rod 4 can drive the slider 5 to move inward, and then the slider 5 can clamp the plate, so that the plate will not shake or deviate, and the object can be clamped conveniently, which makes the use flexibility higher and the processing accuracy higher, and the use economy higher.
[0028] Reference Figure 3-Figure 5 The transmission assembly includes two limit grooves 9, which are respectively opened in the inner middle part of the clamping block 6. A rack plate 10 is slidably connected inside the limit groove 9. The front and rear sides of the rack plate 10 are fixedly connected to the limit block 11. The outside of the limit block 11 is slidably connected to the inside of the limit groove 9. The bottom end of the rack plate 10 is fixedly connected to an extrusion block 12. The outside of the extrusion block 12 is slidably connected to the inside of the limit groove 9. The separated sides of the two extrusion blocks 12 are fixedly connected to a limit rod 13. A spring 14 is sleeved on the outside of the limit rod 13. One end of the spring 14 is fixedly connected to the outside of the extrusion block 12, and the other end of the spring 14 is fixedly connected to the inner wall of the limit groove 9.
[0029] Specifically, the limiting groove 9 limits the internal rack plate 10 and the limiting block 11, the limiting block 11 limits the rack plate 10, so that the rack plate 10 will not deviate, the rack plate 10 connects the extrusion block 12, so that the rack plate 10 can drive the extrusion block 12 to move, the limiting groove 9 limits the internal extrusion block 12, so that the extrusion block 12 will not deviate when moving, when the limiting rod 13 limits the external spring 14, so that the spring 14 will not deviate when being squeezed or performing a reset movement, when the extrusion block 12 moves outward, the extrusion block 12 can squeeze the spring 14 to produce elastic deformation, and when the spring 14 performs a reset movement, the spring 14 can push the extrusion block 12 to move inward.
[0030] Reference Figure 3-Figure 5The cleaning component includes four placement grooves 15, and every two placement grooves 15 are respectively opened on the front and rear sides of the interior of the clamping block 6. The interior of the placement groove 15 is rotatably connected with a threaded rod 16, and the exterior of the threaded rod 16 is threadedly connected with a cleaning brush 17. The exterior of the cleaning brush 17 is slidably connected to the interior of the placement groove 15, and the adjacent sides of the threaded rods 16 on the front and rear sides are fixedly connected with a gear 18, the exterior of the gear 18 is rotatably connected to the interior of the clamping block 6, and the lower side of the gear 18 is meshedly connected to the upper side of the rack plate 10.
[0031] Specifically, the placement groove 15 limits the internal threaded rod 16 and the gear 18, so that the threaded rod 16 can rotate stably. When the extrusion block 12 is moving, the extrusion block 12 can stably drive the gear 18 to rotate, so that the gear 18 can drive the cleaning brush 17 at the corresponding position to move toward the closer side or the farther side. When the extrusion block 12 moves inward, the extrusion block 12 can drive the rack plate 10 to move inward, so that the rack plate 10 can drive the gear 18 to rotate in the opposite direction, so that the gear 18 can drive the threaded rod 16 to rotate in the opposite direction, and then the threaded rod 16 can drive the cleaning brush 17 to be recovered for the next cleaning.
[0032] Working principle: When the plate needs to be positioned, the hydraulic cylinder 2 is started to operate, so that the hydraulic cylinder 2 can push the push block 3 to move downward, and then the push block 3 can drive one end of the connecting rod 4 to move downward, so that the other end of the connecting rod 4 can slide inward, and then the connecting rod 4 can drive the slider 5 at the corresponding position to move inward, so that the slider 5 can clamp the plate, and at the same time, when the rack plate 10 fits with the plate, the rack plate 10 can move outward, so that the rack plate 10 can drive the extrusion block 12 to move outward, so that the extrusion block 12 can squeeze The spring 14 produces elastic deformation, and when the rack plate 10 moves outward, the rack plate 10 can drive the gear 18 to rotate, so that the gear 18 can drive the threaded rod 16 to rotate, and then the threaded rod 16 can drive the cleaning brush 17 at the corresponding position to rotate, so that the cleaning brush 17 can move to the side away, and then the cleaning brush 17 can clean the clamping part of the plate, so that the clamping is more stable, and the use flexibility is higher, so that there will be no shaking during processing, so that the processing accuracy is higher, and the use economy is higher.
[0033] 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 machining auxiliary positioning device, comprising a workbench (1), characterized in that: The top end of the workbench (1) is fixedly connected to a top plate (8), the bottom end of the workbench (1) is fixedly connected to a hydraulic cylinder (2), the output end of the hydraulic cylinder (2) is fixedly connected to a push block (3), the left and right sides of the push block (3) are rotatably connected to connecting rods (4), the other end of the connecting rod (4) is rotatably connected to a sliding block (5), the inside of the workbench (1) is provided with sliding grooves (7) on the left and right sides, the top end of the sliding block (5) is fixedly connected to a clamping block (6), a transmission component is installed inside the clamping block (6), and a cleaning component is installed outside the transmission component.
2. A machining auxiliary positioning device according to claim 1, characterized in that: The transmission assembly comprises two limit grooves (9), the two limit grooves (9) are respectively arranged in the inner middle part of the clamping block (6), the inner part of the limit groove (9) is slidably connected with a rack plate (10), the front and rear sides of the rack plate (10) are fixedly connected with a limit block (11), the bottom end of the rack plate (10) is fixedly connected with an extrusion block (12), the separated sides of the two extrusion blocks (12) are fixedly connected with a limit rod (13), and the outer part of the limit rod (13) is provided with a spring (14).
3. A machining auxiliary positioning device according to claim 2, characterized in that: The cleaning assembly comprises four placement grooves (15), each two of the placement grooves (15) are respectively arranged on the front and rear sides of the clamping block (6), the interior of the placement groove (15) is rotatably connected to a threaded rod (16), the exterior of the threaded rod (16) is threadedly connected to a cleaning brush (17), and the adjacent sides of the threaded rod (16) on the front and rear sides are fixedly connected to a gear (18).
4. The machining auxiliary positioning device according to claim 1, characterized in that: The two slide grooves (7) are symmetrically distributed, and the outside of the sliding block (5) is slidably connected to the inside of the slide groove (7).
5. The machining auxiliary positioning device according to claim 2, characterized in that: The outside of the limiting block (11) is slidably connected to the inside of the limiting groove (9), and the outside of the extrusion block (12) is slidably connected to the inside of the limiting groove (9).
6. The machining auxiliary positioning device according to claim 2, characterized in that: One end of the spring (14) is fixedly connected to the outside of the extrusion block (12), and the other end of the spring (14) is fixedly connected to the inner wall of the limiting groove (9).
7. The machining auxiliary positioning device according to claim 3, characterized in that: The outside of the gear (18) is rotatably connected to the inside of the clamping block (6), and the lower side of the gear (18) is meshingly connected to the upper side of the rack plate (10).
8. The machining auxiliary positioning device according to claim 3, characterized in that: The outside of the cleaning brush (17) is slidably connected to the inside of the placement groove (15).