A long axis machining anti-vibration clamping assembly

Abstract

The utility model discloses a kind of long shaft machining anti-vibration clamping assemblies, belong to lathe technical field, including support base plate, the lower surface of support base plate is provided with clamping mechanism, the lower side of support base plate is spaced apart and is provided with the limiting slide block slidably connected with lathe, the upper surface both ends of limiting slide block are fixedly connected with the limiting support plate for playing the supporting and fixed effect to support base plate, the lower side of support base plate is provided with the telescopic locking member for playing the limiting fixed effect to limiting slide block, telescopic locking member is set through the top wall of limiting slide block, telescopic locking member is fixedly connected with limiting slide block, the clamping mechanism includes adjustable support plate;Multiple structures are cooperated to carry out multiple limiting to long shaft workpiece, avoid workpiece to produce violent vibration in processing process and lead to lathe machining error of workpiece is larger, to improve the processing precision of user.

Description

Technical Field

[0001] This utility model belongs to the field of machine tool technology, specifically relating to a vibration-damping clamping assembly for long shaft machining. Background Technology

[0002] Machine tools are machines that manufacture machinery and equipment. They play a vital role in the modernization of the national economy. A lathe is a machine tool that mainly uses a cutting tool to turn rotating workpieces. Drills, reamers, taps, dies, and knurling tools can also be used on a lathe for corresponding machining.

[0003] When machining long shaft workpieces on a machine tool, a tailstock is used to limit the workpiece and prevent it from vibrating violently during machining. However, the vibration damping effect of a single tailstock support is not ideal, resulting in a large machining error by the machine tool. Improvement is urgently needed. Utility Model Content

[0004] The purpose of this invention is to provide a vibration-damping clamping assembly for long shaft machining to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a vibration-damping clamping assembly for long shaft machining, comprising a support base plate, a clamping mechanism provided on the lower surface of the support base plate, a limiting slider that is slidably connected to a lathe at intervals below the support base plate, a limiting support plate for supporting and fixing the support base plate fixedly connected to both ends of the upper surface of the limiting slider, and a retractable locking member for limiting and fixing the limiting slider provided below the support base plate, the retractable locking member penetrating the top wall of the limiting slider and being fixedly connected to the limiting slider.

[0006] As a further embodiment of this utility model: the clamping mechanism includes an adjustable support plate, and a first height adjusting member is provided below the adjustable support plate for cooperating with the support base plate to adjust the height of the adjustable support plate. The top of the first height adjusting member is fixedly connected to the adjustable support plate, and the bottom of the first height adjusting member is fixedly connected to the support base plate. An adjustable lifting plate is provided above the adjustable support plate, and a plurality of second height adjusting members are fixedly connected to the adjustable support plate for adjusting the height of the adjustable lifting plate.

[0007] As a further embodiment of this utility model: a limiting pin is provided on one side of the adjustable support plate, and a first limiting mounting plate is fixedly connected to one end of the adjustable support plate to provide limiting support for the limiting pin. The first limiting mounting plate is rotatably connected to the limiting pin.

[0008] As a further embodiment of this utility model: the first limiting mounting plate is provided with a limiting protective plate on the side facing the adjustable support plate, which is used to limit and support the limiting pin. The limiting protective plate is fixedly connected to the first limiting mounting plate and is rotatably connected to the limiting pin.

[0009] As a further embodiment of this utility model: a limiting sleeve corresponding to the supporting base plate is provided below the adjustable support plate. The limiting sleeve passes through the supporting base plate and is fixedly connected to the supporting base plate. Several limiting slide plates that are slidably connected to the limiting sleeve are fixedly connected to the lower surface of the adjustable support plate. A clamping component is provided on the other side of the second height adjustment component.

[0010] As a further embodiment of this utility model: the clamping assembly includes a second limiting mounting plate, which is fixedly connected to an adjustable support plate. A first limiting support tube is rotatably connected to the side of the second limiting mounting plate. The first limiting support tube passes through the second limiting mounting plate. A limiting support cover is fixedly connected to the end of the first limiting support tube away from the adjustable support plate. Several adjustable clamping plates are arranged in a circular array inside the limiting support cover. Several limiting screws are provided on the limiting support cover to adjust the position of the adjustable clamping plates. The limiting screws are rotatably connected to the adjustable clamping plates. Several second limiting support tubes are fixedly connected to the limiting support cover and threadedly connected to the limiting screws. The second limiting support tubes pass through the side wall of the limiting support cover.

[0011] As a further embodiment of this utility model: one end of the adjustable clamping plate is provided with a plurality of guide slides corresponding to the limiting support cover. The guide slides are provided through the side wall of the limiting support cover, the guide slides are slidably connected to the limiting support cover, and the guide slides are fixedly connected to the adjustable clamping plate.

[0012] Compared with the prior art, the beneficial effects of this utility model are: the utility model has a simple structure and is easy to use. When in use, the cooperation of multiple structures provides multiple limits for long shaft workpieces, avoiding severe vibration of the workpiece during processing, which would lead to large processing errors of the machine tool and thus improve the processing accuracy of the user. Secondly, this utility model can be applied to different types of workpieces, making the application range of the clamping component wider, and it is worth promoting and using. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of an embodiment of the present utility model;

[0014] Figure 2 This is a schematic diagram of the clamping mechanism in an embodiment of the present utility model;

[0015] Figure 3This is a schematic diagram of the clamping assembly in an embodiment of the present utility model;

[0016] Figure 4 This is a schematic diagram of the adjustable clamping plate in an embodiment of the present utility model;

[0017] In the diagram: 1-Limit slider, 2-Support base plate, 3-Clamping mechanism, 4-Limit support plate, 5-Retractable locking component, 30-First height adjustment component, 31-Second height adjustment component, 32-Limit sleeve, 33-Limit slide plate, 34-Adjustable support plate, 35-Limit pin, 36-First limit mounting plate, 37-Limit protection plate, 38-Clamping assembly, 39-Adjustable lifting plate, 381-Second limit mounting plate, 382-First limit support tube, 383-Limit screw, 384-Second limit support tube, 385-Adjustable clamping plate, 386-Limit support cover, 387-Guide slide plate. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] Example 1: Please refer to Figures 1-4 This utility model provides a technical solution: a vibration-damping clamping assembly for long shaft machining, including a support base plate 2, a clamping mechanism 3 on the lower surface of the support base plate 2, a limiting slider 1 that is slidably connected to a lathe at intervals below the support base plate 2, a limiting support plate 4 for supporting and fixing the support base plate 2 at both ends of the upper surface of the limiting slider 1, and a retractable locking member 5 for limiting and fixing the limiting slider 1 at the lower part of the support base plate 2. The retractable locking member 5 is an electric telescopic rod and is installed through the top wall of the limiting slider 1. The retractable locking member 5 is fixedly connected to the limiting slider 1.

[0020] Please see Figures 1-4To make the clamping mechanism 3 more reliable, in this embodiment, preferably, the clamping mechanism 3 includes an adjustable support plate 34. Below the adjustable support plate 34, a first height adjusting member 30 is provided to cooperate with the support base plate 2 to adjust the height of the adjustable support plate 34. The first height adjusting member 30 is an electric telescopic rod. The top of the first height adjusting member 30 is fixedly connected to the adjustable support plate 34, and the bottom of the first height adjusting member 30 is fixedly connected to the support base plate 2. Above the adjustable support plate 34, an adjustable lifting plate 39 is provided. Several second height adjusting members 31 are fixedly connected to the adjustable support plate 34 to adjust the height of the adjustable lifting plate 39. The second height adjusting members 31 are electric telescopic rods.

[0021] Please see Figures 2-4 To enrich the functionality of the clamping mechanism 3, in this embodiment, preferably, a limiting pin 35 is provided on one side of the adjustable support plate 39, and a first limiting mounting plate 36 is fixedly connected to one end of the adjustable support plate 34 to provide limiting support for the limiting pin 35. The first limiting mounting plate 36 is rotatably connected to the limiting pin 35, and a limiting protective plate 37 is provided on the side of the first limiting mounting plate 36 facing the adjustable support plate 39 to provide limiting support for the limiting pin 35. The protective plate 37 is fixedly connected to the first limiting mounting plate 36, and the limiting protective plate 37 is rotatably connected to the limiting pin 35. A limiting sleeve 32 corresponding to the supporting base plate 2 is provided below the adjustable support plate 34. The limiting sleeve 32 is provided through the supporting base plate 2 and is fixedly connected to the supporting base plate 2. Several limiting slide plates 33 that are slidably connected to the limiting sleeves 32 are fixedly connected to the lower surface of the adjustable support plate 34. A clamping assembly 38 is provided on the other side of the second height adjusting member 31.

[0022] Please see Figures 2-4 To make the clamping assembly 38 more reliable, in this embodiment, preferably, the clamping assembly 38 includes a second limiting mounting plate 381, which is fixedly connected to the adjustable support plate 34. A first limiting support tube 382 is rotatably connected to the side of the second limiting mounting plate 381. The first limiting support tube 382 passes through the second limiting mounting plate 381, and a limiting support cover 386 is fixedly connected to the end of the first limiting support tube 382 away from the adjustable lifting plate 39, thus limiting the position of the clamping assembly 38. The support cover 386 has several adjustable clamping plates 385 arranged in a circular array inside. The limiting support cover 386 is provided with several limiting screws 383 for adjusting the position of the adjustable clamping plates 385. The limiting screws 383 are rotatably connected to the adjustable clamping plates 385. Several second limiting support tubes 384 are fixedly connected to the limiting support cover 386 and are threadedly connected to the limiting screws 383. The second limiting support tubes 384 are arranged through the side wall of the limiting support cover 386.

[0023] Please see Figures 2-4 To make the clamping assembly 38 more reliable, in this embodiment, preferably, one end of the adjustable clamping plate 385 is provided with a plurality of guide slides 387 corresponding to the limiting support cover 386. The guide slides 387 are provided through the side wall of the limiting support cover 386, the guide slides 387 are slidably connected to the limiting support cover 386, and the guide slides 387 are fixedly connected to the adjustable clamping plate 385. The guide slides 387 are provided to prevent the adjustable clamping plate 385 from tilting during use.

[0024] Example 2: Please refer to Figures 1-4 This utility model provides a technical solution: a vibration-damping clamping assembly for long shaft machining, including a support base plate 2, a clamping mechanism 3 on the lower surface of the support base plate 2, a limiting slider 1 that is slidably connected to a lathe at intervals below the support base plate 2, a limiting support plate 4 for supporting and fixing the support base plate 2 at both ends of the upper surface of the limiting slider 1, and a retractable locking member 5 for limiting and fixing the limiting slider 1 at the lower part of the support base plate 2. The retractable locking member 5 is a hydraulic cylinder and is disposed through the top wall of the limiting slider 1. The retractable locking member 5 is fixedly connected to the limiting slider 1.

[0025] Please see Figures 1-4 To make the clamping mechanism 3 more reliable, in this embodiment, preferably, the clamping mechanism 3 includes an adjustable support plate 34. Below the adjustable support plate 34, a first height adjusting member 30 is provided to cooperate with the support base plate 2 to adjust the height of the adjustable support plate 34. The first height adjusting member 30 is a hydraulic cylinder. The top of the first height adjusting member 30 is fixedly connected to the adjustable support plate 34, and the bottom of the first height adjusting member 30 is fixedly connected to the support base plate 2. Above the adjustable support plate 34, an adjustable lifting plate 39 is provided. Several second height adjusting members 31 are fixedly connected to the adjustable support plate 34 to adjust the height of the adjustable lifting plate 39. The second height adjusting members 31 are hydraulic cylinders.

[0026] Please see Figures 2-4To enrich the functionality of the clamping mechanism 3, in this embodiment, preferably, a limiting pin 35 is provided on one side of the adjustable support plate 39, and a first limiting mounting plate 36 is fixedly connected to one end of the adjustable support plate 34 to provide limiting support for the limiting pin 35. The first limiting mounting plate 36 is rotatably connected to the limiting pin 35, and a limiting protective plate 37 is provided on the side of the first limiting mounting plate 36 facing the adjustable support plate 39 to provide limiting support for the limiting pin 35. The protective plate 37 is fixedly connected to the first limiting mounting plate 36, and the limiting protective plate 37 is rotatably connected to the limiting pin 35. A limiting sleeve 32 corresponding to the supporting base plate 2 is provided below the adjustable support plate 34. The limiting sleeve 32 is provided through the supporting base plate 2 and is fixedly connected to the supporting base plate 2. Several limiting slide plates 33 that are slidably connected to the limiting sleeves 32 are fixedly connected to the lower surface of the adjustable support plate 34. A clamping assembly 38 is provided on the other side of the second height adjusting member 31.

[0027] Please see Figures 2-4 To make the clamping assembly 38 more reliable, in this embodiment, preferably, the clamping assembly 38 includes a second limiting mounting plate 381, which is fixedly connected to an adjustable support plate 34. A first limiting support tube 382 is rotatably connected to the side of the second limiting mounting plate 381. The first limiting support tube 382 passes through the second limiting mounting plate 381. A limiting support cover 386 is fixedly connected to the end of the first limiting support tube 382 away from the adjustable lifting plate 39. The inner annular shape of the limiting support cover 386 is... The array includes several electrically operated telescopic rods for clamping and fixing workpieces. The electric telescopic rods are fixedly connected to the limiting support cover 386. An adjustable clamping plate 385 is fixedly connected to the telescopic end of the electric telescopic rod. One end of the adjustable clamping plate 385 is provided with several guide slide plates 387 corresponding to the limiting support cover 386. The guide slide plates 387 are provided through the side wall of the limiting support cover 386 and are slidably connected to the limiting support cover 386. The guide slide plates 387 are fixedly connected to the adjustable clamping plate 385.

[0028] The working principle and usage process of this utility model are as follows: When in use, the clamping assembly is installed on the machine tool, so that the limiting slider 1 is slidably connected to the slide rail on the machine tool. When it is necessary to process the long shaft, the free end of the long shaft is limited and fixed by the clamping assembly. When fixing, the clamping assembly is moved so that the limiting pin 35 abuts against the end of the workpiece. At this time, the workpiece passes through the first limiting support tube 382. Then, the limiting screw 383 is screwed to move the adjustable clamping plate 385 in the direction of mutual approach. Thus, the workpiece is fixed in a range by the cooperation of multiple adjustable clamping plates 385. Then, the second height adjustment component 31 is controlled to extend so that the adjustable lifting plate 39 moves up to lift the workpiece, further limiting the rotating workpiece.

[0029] This invention provides multiple limiting mechanisms for long-shaft workpieces through the cooperation of various structures, preventing severe vibrations during processing that could lead to significant machining errors by the machine tool and thus improving the user's machining accuracy. Furthermore, this invention is applicable to different types of workpieces, making the clamping assembly more widely applicable. In addition, this invention has a simple structure, is easy to use, and is inexpensive, making it worthy of promotion and use.

[0030] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0031] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A vibration-damping clamping assembly for long shaft machining, comprising a supporting base plate, characterized in that: The lower surface of the support base plate is provided with a clamping mechanism. The lower part of the support base plate is provided with a limiting slider that is slidably connected to the lathe. The upper surfaces of the limiting sliders are fixedly connected to the limiting support plates for supporting and fixing the support base plate. The lower part of the support base plate is provided with a retractable locking member for limiting and fixing the limiting slider. The retractable locking member is provided through the top wall of the limiting slider and is fixedly connected to the limiting slider.

2. The anti-vibration clamping assembly for long shaft machining according to claim 1, characterized in that: The clamping mechanism includes an adjustable support plate. Below the adjustable support plate is a first height adjusting member for adjusting the height of the adjustable support plate in conjunction with a support base plate. The top of the first height adjusting member is fixedly connected to the adjustable support plate, and the bottom of the first height adjusting member is fixedly connected to the support base plate. Above the adjustable support plate is an adjustable lifting plate. Several second height adjusting members for adjusting the height of the adjustable lifting plate are fixedly connected to the adjustable support plate.

3. The anti-vibration clamping assembly for long shaft machining according to claim 2, characterized in that: One side of the adjustable support plate is provided with a limiting pin, and one end of the adjustable support plate is fixedly connected to a first limiting mounting plate for limiting and supporting the limiting pin. The first limiting mounting plate is rotatably connected to the limiting pin.

4. The anti-vibration clamping assembly for long shaft machining according to claim 3, characterized in that: The first limiting mounting plate is provided with a limiting protective plate on the side facing the adjustable support plate, which is used to limit and support the limiting pin. The limiting protective plate is fixedly connected to the first limiting mounting plate and is rotatably connected to the limiting pin.

5. The anti-vibration clamping assembly for long shaft machining according to claim 4, characterized in that: The adjustable support plate is provided with a limiting sleeve corresponding to the support base plate below it. The limiting sleeve passes through the support base plate and is fixedly connected to the support base plate. Several limiting slide plates that are slidably connected to the limiting sleeve are fixedly connected to the lower surface of the adjustable support plate. A clamping assembly is provided on the other side of the second height adjustment component.

6. The anti-vibration clamping assembly for long shaft machining according to claim 5, characterized in that: The clamping assembly includes a second limiting mounting plate, which is fixedly connected to an adjustable support plate. A first limiting support tube is rotatably connected to the side of the second limiting mounting plate and passes through the second limiting mounting plate. A limiting support cover is fixedly connected to the end of the first limiting support tube away from the adjustable support plate. Several adjustable clamping plates are arranged in a circular array inside the limiting support cover. Several limiting screws are provided on the limiting support cover to adjust the position of the adjustable clamping plates. The limiting screws are rotatably connected to the adjustable clamping plates. Several second limiting support tubes are fixedly connected to the limiting support cover and threadedly connected to the limiting screws. The second limiting support tubes pass through the side wall of the limiting support cover.

7. The anti-vibration clamping assembly for long shaft machining according to claim 6, characterized in that: One end of the adjustable clamping plate is provided with a plurality of guide slides corresponding to the limiting support cover. The guide slides are provided through the side wall of the limiting support cover, the guide slides are slidably connected to the limiting support cover, and the guide slides are fixedly connected to the adjustable clamping plate.

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