Tool clamp for machining shaft lever
By designing a tooling fixture with multi-angle clamping assembly and buffer pads, the problem of unstable fixation when machining the shaft is solved, and the stable clamping and machining safety of the shaft is achieved.
Patent Information
- Application Number
- CN202421333287.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-06-12
AI Technical Summary
When machining shafts, existing tooling fixtures are difficult to effectively fix the shafts, which are prone to slip or cause damage to the outside.
A tool fixture including a base plate, a mounting frame and a clamping member is designed. The clamping member drives the movable block and the telescopic rod to move through the motor, and combines multi-angle clamping assembly and buffer pads to achieve stable clamping of the shaft.
The stable fixation of the shaft is achieved, avoiding slippage and damage on the outside, and improving machining accuracy and safety.
Smart Images
Figure CN222608824U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of tooling fixtures, in particular to a tooling fixture for machining a shaft rod. Background Art
[0002] Fixtures are devices used to fix and clamp workpieces during manufacturing and processing. They include jaws, fixture seats, fixture clamping rods, fixture clamping blocks and other components. Different types are selected according to the shape of the workpiece and processing requirements. The main functions include fixing the workpiece position, improving processing accuracy, improving production efficiency, protecting the workpiece surface and ensuring safety. The correct use of fixtures can ensure a stable and precise processing process, improve production efficiency and reduce operational risks. However, when processing shafts, due to their curved appearance, they are easy to slip when clamped, and excessive clamping force can easily cause damage to the outside of the shaft.
[0003] In view of the above problems, a tooling fixture for machining a shaft rod is proposed to solve the above problems. Utility Model Content
[0004] The utility model aims to provide a tooling fixture for processing a shaft rod. The device is adopted to work, thereby solving the problem that it is inconvenient to fix the processed shaft rod.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tooling fixture for processing a shaft rod, comprising a base plate, a mounting frame fixedly connected to the upper surface of the base plate, a clamping component for fixing the shaft rod is arranged inside the mounting frame; the clamping component comprises a motor fixedly connected to one side of the base plate, a rotating shaft is fixedly connected to the output end of the motor, a first thread, a second thread and a third thread are arranged on the outer side of the rotating shaft, the first thread and the third thread are symmetrically arranged and the first thread and the third thread have opposite thread directions, the second thread comprises two opposite thread sections, the two opposite thread sections are respectively close to the first thread and the third thread, the thread of the second thread close to the first thread is opposite to its thread direction, the thread of the second thread close to the third thread is opposite to its thread direction, a group of first clamping components are arranged on the first thread and the third thread, the two groups of the first clamping components are symmetrically arranged, a group of second clamping components are arranged on the two opposite threads of the second thread, the two groups of the second clamping components are symmetrically arranged, and the adjacent first clamping components and the second clamping components are movably connected.
[0006] Preferably, the first clamping assembly includes a movable block A threadedly connected to the outside of the rotating shaft, a thread groove A is opened on one side of the movable block A, the thread groove A is matched with the first thread or the third thread, a telescopic rod is fixedly connected to one side of the movable block A, an outer sleeve ring is fixedly connected to one end of the telescopic rod, a connecting plate is fixedly connected to the outside of the outer sleeve ring, and an upper clamping plate is fixedly connected to one side of the connecting plate.
[0007] Preferably, the second clamping assembly includes a movable block B threadedly connected to the outside of the rotating shaft, a thread groove B is opened on one side of the movable block B, the second clamping assembly is arranged corresponding to the second thread, a telescopic plate is fixedly connected to one side of the movable block B, a sleeve is fixedly connected to one end of the telescopic plate, the sleeve is movably connected to the outer ring, a lower clamping plate is fixedly connected to the outside of the sleeve, and the lower clamping plate is arranged corresponding to the upper clamping plate.
[0008] Preferably, a buffer pad B is fixedly connected to the upper surface of the lower clamping plate, and a buffer pad A is fixedly connected to the bottom side of the upper clamping plate.
[0009] Preferably, a movable groove is provided on the upper surface of the base plate, and the movable block A and the movable block B are both slidably connected inside the movable groove.
[0010] Preferably, an installation bevel groove is provided on the upper surface of the installation frame, a rotating rod is fixedly connected to the inner wall of the installation bevel groove, and the outer ring and the sleeve are movably sleeved on the outer side of the rotating rod.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model proposes a tooling fixture for processing a shaft rod. When clamping the shaft rod, the motor rotates to drive the movable block A to move, thereby driving the telescopic rod to stretch, and at the same time, the outer ring rotates, driving the connecting plate and the upper clamping plate to rotate and press down, clamping the shaft rod from above, and at the same time, the movable block B moves under the rotation of the rotating shaft, and the telescopic plate is used to drive the sleeve to rotate, and the lower clamping plate rotates to fix the shaft rod from the bottom. The buffer pad B and the buffer pad A have a buffering effect during the clamping process to protect the shaft rod, thereby finally achieving the purpose of facilitating the fixing of the shaft rod. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0013] Figure 2 This is a schematic diagram of the structure of the clamping component of the utility model;
[0014] Figure 3 This is a schematic diagram of the structure of the first clamping assembly of the utility model;
[0015] Figure 4 This is a schematic diagram of the structure of the second clamping assembly of the utility model;
[0016] Figure 5 This is a schematic diagram of the base plate structure of the utility model;
[0017] Figure 6 It is a schematic diagram of the outer sleeve ring and the sleeve structure of the utility model.
[0018] In the figure: 1, base plate; 11, movable groove; 2, mounting frame; 21, mounting inclined groove; 22, rotating rod; 3, clamping component; 31, motor; 32, rotating shaft; 321, first thread; 322, second thread; 323, third thread; 33, first clamping assembly; 331, movable block A; 332, thread groove A; 333, telescopic rod; 334, outer ring; 335, connecting plate; 336, upper clamping plate; 337, buffer pad A; 34, second clamping assembly; 341, movable block B; 342, thread groove B; 343, telescopic plate; 344, sleeve; 345, lower clamping plate; 346, buffer pad B. DETAILED DESCRIPTION
[0019] 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.
[0020] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.
[0021] Combination Figure 1-Figure 2 A tooling fixture for machining a shaft rod comprises a base plate 1, a mounting frame 2 is fixedly connected to the upper surface of the base plate 1, and a clamping component 3 for fixing the shaft rod is arranged inside the mounting frame 2.
[0022] The utility model is further described below in conjunction with embodiments.
[0023] Combination Figure 2-Figure 6The clamping component 3 includes a motor 31 fixedly connected to one side of the base plate 1, and the output end of the motor 31 is fixedly connected to a rotating shaft 32. A first thread 321, a second thread 322 and a third thread 323 are arranged on the outer side of the rotating shaft 32. The first thread 321 and the third thread 323 are symmetrically arranged and the first thread 321 and the third thread 323 have opposite thread directions. The second thread 322 includes two opposite threads, and the two opposite threads are respectively close to the first thread 321 and the third thread 323. The thread direction of the second thread 322 close to the first thread 321 is opposite to that of the first thread 321, and the thread direction of the second thread 322 close to the third thread 323 is opposite to that of the third thread 323. A group of first clamping components 33 are arranged on the first thread 321 and the third thread 323, and the two groups of first clamping components 33 are arranged on the first thread 321 and the third thread 323. The first clamping assembly 33 is symmetrically arranged, and a group of second clamping assemblies 34 are arranged on the two opposite threads of the second thread 322. The two groups of the second clamping assemblies 34 are symmetrically arranged, and the adjacent first clamping assemblies 33 and second clamping assemblies 34 are movably connected. Through the arrangement of the motor 31, the rotating shaft 32, the first thread 321, the second thread 322, the third thread 323, the first clamping assembly 33 and the second clamping assembly 34, when fixing the shaft rod, the motor 31 is turned on, and the motor 31 drives the rotating shaft 32 to rotate. The rotating shaft 32 rotates to cooperate with the first thread 321, the second thread 322 and the third thread 323 to drive the first clamping assembly 33 and the second clamping assembly 34 to clamp the outer side of the shaft rod, and clamping is performed from multiple angles to ensure a stable clamping effect.
[0024] The first clamping assembly 33 includes a movable block A331 threadedly connected to the outer side of the rotating shaft 32, and a thread groove A332 is provided on one side of the movable block A331, and the thread groove A332 is matched with the first thread 321 or the third thread 323. A telescopic rod 333 is fixedly connected to one side of the movable block A331, and an outer sleeve 334 is fixedly connected to one end of the telescopic rod 333. A connecting plate 335 is fixedly connected to the outer side of the outer sleeve 334, and an upper clamping plate 336 is fixedly connected to one side of the connecting plate 335. Through the arrangement of the movable block A331, the thread groove A332, the telescopic rod 333, the outer sleeve 334, the connecting plate 335 and the upper clamping plate 336, when the outer side of the shaft rod is clamped, the motor 31 rotates to drive the movable block A331 to move, thereby driving the telescopic rod 333 to stretch, and at the same time driving the outer sleeve 334 to rotate, thereby driving the connecting plate 335 and the upper clamping plate 336 to rotate and press down, thereby achieving the effect of clamping the shaft rod from above.
[0025] The second clamping assembly 34 includes a movable block B341 threadedly connected to the outer side of the rotating shaft 32, and a thread groove B342 is provided on one side of the movable block B341. The second clamping assembly 34 is arranged corresponding to the second thread 322. A telescopic plate 343 is fixedly connected to one side of the movable block B341, and a sleeve 344 is fixedly connected to one end of the telescopic plate 343. The sleeve 344 is movably connected to the outer ring 334, and a lower clamping plate 345 is fixedly connected to the outer side of the sleeve 344. The lower clamping plate 345 is arranged corresponding to the upper clamping plate 336. Through the arrangement of the movable block B341, the thread groove B342, the telescopic plate 343, the sleeve 344 and the lower clamping plate 345, when clamping, the movable block B341 moves under the rotation of the rotating shaft 32, and the telescopic plate 343 is used to drive the sleeve 344 to rotate, so that the lower clamping plate 345 rotates and is fixed from the bottom of the shaft rod. The two groups of lower clamping plates 345 are symmetrically arranged and stably fixed from the bottom of the shaft rod.
[0026] A buffer pad B346 is fixedly connected to the upper surface of the lower clamping plate 345, and a buffer pad A337 is fixedly connected to the bottom side of the upper clamping plate 336. The buffer pads B346 and A337 provide a buffering effect during the clamping process to protect the shaft rod.
[0027] A movable groove 11 is provided on the upper surface of the base plate 1, and the movable block A331 and the movable block B341 are both slidably connected inside the movable groove 11. The setting of the movable groove 11 has a limiting effect on the thread groove A332 and the movable block B341, thereby ensuring the stability of the movable block A331 and the movable block B341 when moving.
[0028] An installation bevel groove 21 is provided on the upper surface of the installation frame 2, and a rotating rod 22 is fixedly connected to the inner wall of the installation bevel groove 21. The outer collar 334 and the sleeve 344 are both movably sleeved on the outside of the rotating rod 22. Through the arrangement of the rotating rod 22 and the installation bevel groove 21, the installation bevel groove 21 is utilized to provide space for the telescopic plate 343 and the telescopic rod 333 to move. The outer collar 334 and the sleeve 344 are sleeved on the outside of the rotating rod 22 to facilitate angle adjustment.
[0029] Specifically, when clamping the shaft rod, the motor 31 rotates to drive the movable block A331 to move, thereby driving the telescopic rod 333 to stretch, and at the same time the outer ring 334 rotates, driving the connecting plate 335 and the upper clamping plate 336 to rotate and press down, clamping the shaft rod from above, and at the same time the movable block B341 moves under the rotation of the rotating shaft 32, and uses the telescopic plate 343 to drive the sleeve 344 to rotate, and the lower clamping plate 345 rotates to fix the shaft rod from the bottom, and the buffer pad B346 and the buffer pad A337 play a buffering effect during the clamping process to protect the shaft rod, thereby finally achieving the purpose of facilitating the fixing of the shaft rod.
[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A fixture for machining a shaft, comprising a base plate (1), a mounting frame (2) being fixedly connected to the upper surface of the base plate (1), characterized in that: A clamping component (3) for fixing the shaft is arranged inside the mounting frame (2); the clamping component (3) comprises a motor (31) fixedly connected to one side of the base plate (1); the output end of the motor (31) is fixedly connected to a rotating shaft (32); the outer side of the rotating shaft (32) is provided with a first thread (321), a second thread (322) and a third thread (323); the first thread (321) and the third thread (323) are symmetrically arranged and the first thread (321) and the third thread (323) have opposite thread directions; the second thread (322) comprises two opposite thread sections, the two opposite thread sections are respectively close to the first thread (321) and the third thread (323). and a third thread (323), the thread of the second thread (322) close to the first thread (321) is opposite to the thread direction, the thread of the second thread (322) close to the third thread (323) is opposite to the thread direction, a group of first clamping components (33) are arranged on the first thread (321) and the third thread (323), the two groups of the first clamping components (33) are symmetrically arranged, a group of second clamping components (34) are arranged on two opposite threads of the second thread (322), the two groups of the second clamping components (34) are symmetrically arranged, and the adjacent first clamping components (33) and second clamping components (34) are movably connected.
2. A fixture for machining a shaft rod according to claim 1, characterized in that: The first clamping assembly (33) comprises a movable block A (331) threadedly connected to the outside of the rotating shaft (32); a thread groove A (332) is provided on one side of the movable block A (331); the thread groove A (332) is matched with the first thread (321) or the third thread (323); a telescopic rod (333) is fixedly connected to one side of the movable block A (331); an outer sleeve ring (334) is fixedly connected to one end of the telescopic rod (333); a connecting plate (335) is fixedly connected to the outside of the outer sleeve ring (334); and an upper clamping plate (336) is fixedly connected to one side of the connecting plate (335).
3. A fixture for machining a shaft rod according to claim 2, characterized in that: The second clamping assembly (34) comprises a movable block B (341) threadedly connected to the outside of the rotating shaft (32); a thread groove B (342) is provided on one side of the movable block B (341); the second clamping assembly (34) is arranged corresponding to the second thread (322); a telescopic plate (343) is fixedly connected to one side of the movable block B (341); a sleeve (344) is fixedly connected to one end of the telescopic plate (343); the sleeve (344) is movably connected to an outer sleeve ring (334); a lower clamping plate (345) is fixedly connected to the outside of the sleeve (344); and the lower clamping plate (345) and the upper clamping plate (336) are arranged correspondingly.
4. A fixture for machining a shaft rod according to claim 3, characterized in that: The upper surface of the lower clamping plate (345) is fixedly connected to a buffer pad B (346), and the bottom side of the upper clamping plate (336) is fixedly connected to a buffer pad A (337).
5. The fixture for machining a shaft rod according to claim 3, characterized in that: The upper surface of the base plate (1) is provided with a movable groove (11), and the movable block A (331) and the movable block B (341) are both slidably connected inside the movable groove (11).
6. A fixture for machining a shaft rod according to claim 3, characterized in that: The upper surface of the mounting frame (2) is provided with a mounting bevel groove (21), the inner wall of the mounting bevel groove (21) is fixedly connected with a rotating rod (22), and the outer sleeve (334) and the sleeve (344) are both movably sleeved on the outside of the rotating rod (22).