Driving main shaft for bidirectional large-stroke clamp
By designing a drive spindle for bidirectional large-stroke fixtures, the movement of connecting blocks and clamping blocks is driven by electric push rods and limit blocks, adaptive clamping of parts of different sizes is achieved, and the existing fixtures have limited shrinkage range. The problem of the process capacity has been expanded and maintenance is easy.
Patent Information
- Application Number
- CN202420495247.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-14
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-03-14
AI Technical Summary
The existing double-head lathe has a limited range of shrinkage, so it is impossible to effectively process some parts, especially parts with large ends, small middle, and a size and diameter error of less than 12mm.
A driving spindle for a bidirectional large-stroke fixture is designed, and the limit block is moved through an electric push rod, thereby driving the movement of the connecting block and the clamping block, realizing adaptive clamping of parts of different sizes.
Adaptive clamping of parts of different sizes is achieved, and the machining capacity of the fixture is expanded, so that some parts that were previously unprocessed can be processed using such processes, and when the fixture is damaged, it is easy to disassemble and repair.
Smart Images
Figure CN222430078U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the industrial field, in particular to a driving spindle for a bidirectional large-stroke clamp. Background Art
[0002] Due to the product market positioning and product structure of the driven double-head lathe, the general clamp contraction range of the equipment is within ±2mm, which makes the equipment have high precision. At the same time, some parts cannot be processed by this process. The research and development of this product will improve the processing of these products, so it is a supplement to the medium-driven double-head lathe. In the market promotion, when encountering parts with large ends and small middle, and the size error within 12mm, this project plan can be used for processing. Utility Model Content
[0003] In order to make up for the above shortcomings, the utility model provides a driving spindle for a bidirectional large-stroke fixture, aiming to improve the problem of lack of multiple sets of automation modules and some parts that cannot be processed using such a process.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a driving spindle for a bidirectional large-stroke clamp comprises a main body, both ends of the main body are externally fixedly connected with a first fixed block, the first fixed block is externally fixedly connected with an electric push rod, the electric push rod is externally fixedly connected with a rotating rod, the rotating rod is externally interlaced with a fixed plate, both ends of the side surface of the fixed plate are fixedly connected with a first connecting block, one end of the first connecting block is internally rotatably connected with a fourth connecting block, one end of the fourth connecting block is internally rotatably connected with a second connecting block, and the other end of the fourth connecting block is rotatably connected with a movable The movable block is L-shaped, one end of the second connecting block is externally rotatably connected to the third connecting block, one end of the third connecting block is rotatably connected to the outside of the movable block, one end of the rotating rod is fixedly connected to the first limit block, one end of the first limit block is rotatably connected to the second connecting plate, the other end of the first limit block is rotatably connected to the first connecting plate, one end of the first connecting plate and the second connecting plate are both rotatably connected to the inside of the third connecting block, the outside of the two movable blocks are provided with a limit assembly, the outside of the limit assembly is provided with a third connecting plate, and the outside of the third connecting plate is fixedly connected to a clamping block.
[0005] Preferably, the limiting assembly includes two second fixed blocks, one side of the outer side of the two second fixed blocks is fixedly connected to a third fixed block, the bottom of the third fixed block is fixedly connected to a telescopic block, the bottom of the telescopic block is fixedly connected to a baffle, the bottom of the baffle is fixedly connected to the second limiting block, the outside of the second limiting block is provided with a fourth fixed block, the inside of the fourth fixed block is provided with a first slot, the outside of the fourth fixed block is tightly attached to a third connecting plate, and the top of the third connecting plate is provided with a second slot.
[0006] Preferably, the connections among the first connection block, the second connection block, the third connection block, the fourth connection block, the moving block, the second connection plate, and the first connection plate are all inserted and connected to the outside of the first limiting block.
[0007] Preferably, the exterior of the second limiting block passes through the second card slot and the first card slot.
[0008] Preferably, the interior of the third connecting plate is hollow.
[0009] Preferably, a spring is provided inside the telescopic block.
[0010] Preferably, the output end of the electric push rod is fixedly connected to the outside of the rotating rod.
[0011] Preferably, the exteriors of the two second fixed blocks are fixedly connected to the exterior of the moving block.
[0012] Preferably, both ends of the first limiting block are fixedly connected with circular plates.
[0013] The utility model has the following beneficial effects:
[0014] 1. In the utility model, the baffle plate is driven to move by the telescopic block, and the movement of the baffle plate drives the second limit block to move. When the second limit block is placed in the first card slot and the second card slot, the connection relationship between the fourth fixed block and the third connecting plate is fixed. At the same time, the outside of the third connecting plate is fixedly connected with a clamping block. When the second limit block is taken out, the connection relationship between the fourth fixed block and the third connecting plate is released, thereby achieving the effect of being able to replace different clamps.
[0015] 2. In the utility model, the first limit block is driven to move by the electric push rod, the first limit block is driven to move the first connecting plate and the second connecting plate, the first connecting plate and the second connecting plate are driven to move the third connecting block, the moving block is driven to move by the third connecting block, the limit assembly is driven to move by the moving block, and the clamping block is driven to move by the limit assembly, thereby realizing the function of adaptive clamping according to the different sizes of the clamped objects, so that some parts can be processed using this type of process.
[0016] 3. In the utility model, when the second limit block is placed into the first card slot and the second card slot, the connection between the fourth fixed block and the third connecting plate is fixed. At the same time, the outside of the third connecting plate is fixedly connected with a clamping block. When the second limit block is taken out, the connection between the fourth fixed block and the third connecting plate is released, which can achieve the effect of facilitating disassembly and maintenance when the clamp is damaged. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 A three-dimensional diagram of the driving spindle for a bidirectional large-stroke fixture proposed by the utility model;
[0018] Figure 2 This is a schematic diagram of the structure of the clamping block of the driving spindle for the bidirectional large-stroke clamp proposed by the utility model;
[0019] Figure 3 for Figure 2 Enlarged view of point A in .
[0020] Legend:
[0021] 1. Main body; 2. First fixed block; 3. Electric push rod; 4. Fixed plate; 5. First connecting block; 6. Rotating rod; 7. First limiting block; 8. First connecting plate; 9. Second connecting plate; 10. Second connecting block; 11. Third connecting block; 12. Fourth connecting block; 13. Moving block; 14. Clamping block; 15. Second fixed block; 16. Third fixed block; 17. Telescopic block; 18. Baffle; 19. Second limiting block; 20. Fourth fixed block; 21. Third connecting plate; 22. First card slot; 23. Second card slot. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings of the specification 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 of 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.
[0023] Reference Figure 1 - Figure 3, the utility model provides an embodiment: a driving spindle for a bidirectional large-stroke clamp, comprising a main body 1, both ends of the main body 1 are fixedly connected to the outside with a first fixed block 2, the outside of the first fixed block 2 is fixedly connected to an electric push rod 3, the outside of the electric push rod 3 is fixedly connected to a rotating rod 6, the output end of the electric push rod 3 is fixedly connected to the outside of the rotating rod 6, the outside of the rotating rod 6 is interlaced with a fixed plate 4, both ends of the side of the fixed plate 4 are fixedly connected to a first connecting block 5, one end of the first connecting block 5 is internally rotatably connected to a fourth connecting block 12, one end of the fourth connecting block 12 is internally rotatably connected to a second connecting block 10, the other end of the fourth connecting block 12 is rotatably connected to a moving block 13, the moving block 13 is L-shaped, one end of the second connecting block 10 is externally rotatably connected to a third connecting block 11, one end of the third connecting block 11 is rotatably connected to the outside of the moving block 13, one end of the rotating rod 6 is fixedly connected to a first limit block 7, the first limit One end of the positioning block 7 is rotatably connected to the second connecting plate 9, and the other end of the first limiting block 7 is rotatably connected to the first connecting plate 8. One ends of the first connecting plate 8 and the second connecting plate 9 are both rotatably connected to the inside of the third connecting block 11. The outsides of the two moving blocks 13 are provided with limiting components, and the outside of the limiting components is provided with a third connecting plate 21, and the outside of the third connecting plate 21 is fixedly connected with a clamping block 14; the first limiting block 7 is driven to move by the electric push rod 3, and the first connecting plate 8 and the second connecting plate 9 are driven to move by the movement of the first limiting block 7, and the third connecting block 11 is driven to move by the movement of the first connecting plate 8 and the second connecting plate 9, and the moving block 13 is driven to move by the movement of the third connecting block 11, and the limiting component is driven to move by the movement of the moving block 13, and the clamping block 14 is driven by the movement of the limiting component, so as to realize the function of adaptive clamping according to the different sizes of the clamped objects, so that some parts can be processed using this kind of process.
[0024] Reference Figure 3The limiting assembly includes two second fixed blocks 15, the outsides of the two second fixed blocks 15 are fixedly connected to the outside of the moving block 13, the outside side of the second fixed block 15 is fixedly connected to the third fixed block 16, the bottom of the third fixed block 16 is fixedly connected to the telescopic block 17, the bottom of the telescopic block 17 is fixedly connected to the baffle 18, the bottom of the baffle 18 is fixedly connected to the second limiting block 19, the outside of the second limiting block 19 is provided with a fourth fixed block 20, the inside of the fourth fixed block 20 is provided with a first card slot 22, the outside of the fourth fixed block 20 is closely attached to the third connecting plate 21, the inside of the third connecting plate 21 is hollow, and the top of the third connecting plate 21 is provided with a second The second limit block 19 passes through the second slot 23 and the first slot 22; the baffle 18 is driven to move by the telescopic block 17, and the second limit block 19 is driven to move by the movement of the baffle 18. When the second limit block 19 is placed in the first slot 22 and the second slot 23, the connection between the fourth fixed block 20 and the third connecting plate 21 is fixed. At the same time, the outside of the third connecting plate 21 is fixedly connected with the clamping block 14. When the second limit block 19 is taken out, the connection between the fourth fixed block 20 and the third connecting plate 21 is released, so that different clamps can be replaced. At the same time, it can also achieve the effect of easy disassembly for repair when the clamp is damaged.
[0025] Reference Figure 2 The connections between the first connecting block 5, the second connecting block 10, the third connecting block 11, the fourth connecting block 12, the moving block 13, the second connecting plate 9, and the first connecting plate 8 are all inserted and connected to the outside of the first limiting block 7; by inserting the first limiting block 7 into the connection, the effect of preventing the connection from falling off due to unstable fixation can be achieved.
[0026] Reference Figure 3 A spring is provided inside the telescopic block 17; the spring can make the telescopic block 17 elastic, so as to achieve the effect of repeated use.
[0027] Reference Figure 2 , both ends of the first limit block 7 are fixedly connected with circular plates; the circular plates fixedly connected at both ends of the first limit block 7 can prevent the first limit block 7 from falling off.
[0028] Working principle: when the device needs to be used, the first limit block 7 is driven to move by the electric push rod 3, the first limit block 7 is driven to move the first connecting plate 8 and the second connecting plate 9, the first connecting plate 8 and the second connecting plate 9 are driven to move the third connecting block 11, the moving block 13 is driven to move by the third connecting block 11, the limit assembly is driven to move by the moving block 13, and the clamping block 14 is driven to move by the limit assembly, so as to realize the effect of adaptive clamping according to the different sizes of the clamped object, so as to achieve the effect that some parts can be processed using this kind of process, when the second limit block 19 is placed in the first card slot 22 and the second card slot 23, the connection relationship between the fourth fixed block 20 and the third connecting plate 21 is fixed, and the outside of the third connecting plate 21 is fixedly connected with the clamping block 14, when the second limit block 19 is taken out, the connection relationship between the fourth fixed block 20 and the third connecting plate 21 is released, so as to achieve the effect of replacing different clamps, and at the same time, it can also achieve the effect of easy disassembly and maintenance when the clamp is damaged.
[0029] 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 driving spindle for a bidirectional large-stroke fixture, comprising a main body (1), characterized in that: Both ends of the main body (1) are fixedly connected to the outside with a first fixed block (2), the outside of the first fixed block (2) is fixedly connected to an electric push rod (3), the outside of the electric push rod (3) is fixedly connected to a rotating rod (6), the outside of the rotating rod (6) is interlaced with a fixed plate (4), both ends of the side surface of the fixed plate (4) are fixedly connected to a first connecting block (5), one end of the first connecting block (5) is internally rotatably connected to a fourth connecting block (12), one end of the fourth connecting block (12) is internally rotatably connected to a second connecting block (10), the other end of the fourth connecting block (12) is rotatably connected to a moving block (13), the moving block (13) is L-shaped, and the second connecting block (10) One end of the rotating rod (6) is externally rotatably connected to a third connecting block (11), one end of the third connecting block (11) is rotatably connected to the outside of the moving block (13), one end of the rotating rod (6) is fixedly connected to a first limiting block (7), one end of the first limiting block (7) is rotatably connected to a second connecting plate (9), the other end of the first limiting block (7) is rotatably connected to a first connecting plate (8), one end of the first connecting plate (8) and the second connecting plate (9) are both rotatably connected to the inside of the third connecting block (11), the outsides of the two moving blocks (13) are each provided with a limiting assembly, the outsides of the limiting assembly are provided with a third connecting plate (21), and the outside of the third connecting plate (21) is fixedly connected to a clamping block (14).
2. The driving spindle for a bidirectional large-stroke fixture according to claim 1, characterized in that: The limiting assembly comprises two second fixing blocks (15), one side of the outside of the two second fixing blocks (15) is fixedly connected to a third fixing block (16), the bottom of the third fixing block (16) is fixedly connected to a telescopic block (17), the bottom of the telescopic block (17) is fixedly connected to a baffle (18), the bottom of the baffle (18) is fixedly connected to a second limiting block (19), a fourth fixing block (20) is arranged outside the second limiting block (19), a first clamping groove (22) is provided inside the fourth fixing block (20), a third connecting plate (21) is tightly attached to the outside of the fourth fixing block (20), and a second clamping groove (23) is provided on the top of the third connecting plate (21).
3. The driving spindle for a bidirectional large-stroke fixture according to claim 1, characterized in that: The connection points between the first connection block (5), the second connection block (10), the third connection block (11), the fourth connection block (12), the moving block (13), the second connection plate (9) and the first connection plate (8) are all connected through and through the outside of the first limit block (7).
4. The driving spindle for a bidirectional large-stroke fixture according to claim 2, characterized in that: The exterior of the second limit block (19) passes through the second clamping slot (23) and the first clamping slot (22).
5. The driving spindle for a bidirectional large-stroke fixture according to claim 2, characterized in that: The interior of the third connecting plate (21) is hollow.
6. The driving spindle for a bidirectional large-stroke fixture according to claim 2, characterized in that: A spring is provided inside the telescopic block (17).
7. The driving spindle for a bidirectional large-stroke fixture according to claim 1, characterized in that: The output end of the electric push rod (3) is fixedly connected to the outside of the rotating rod (6).
8. The driving spindle for a bidirectional large-stroke fixture according to claim 2, characterized in that: The exteriors of the two second fixed blocks (15) are both fixedly connected to the exterior of the moving block (13).
9. The driving spindle for a bidirectional large-stroke fixture according to claim 1, characterized in that: Both ends of the first limiting block (7) are fixedly connected with circular plates.