CN214134980U

CN214134980U - Flexible clamping device for machine tool

Info

Publication number: CN214134980U
Application number: CN202022948681.8U
Authority: CN
Inventors: 朱进永
Original assignee: Shanghai Junshan Surface Technology Engineering Co ltd
Current assignee: Shanghai Junshan Surface Technology Engineering Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-09-07
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a lathe is with flexible clamping device. The utility model relates to a machine tool accessory technical field, the bracing piece comprises a supporting bar, the one end fixedly connected with bearing of bracing piece, fixedly connected with bradyseism mechanism on the inside wall of bearing, and fixedly connected with support ring on the lateral wall of bradyseism mechanism, a plurality of screwed pipes of fixedly connected with on the lateral wall of support ring still include: the clamping mechanism comprises a threaded rod, the threaded rod is inserted into the side wall of the support ring and is in threaded connection with a threaded pipe, one end of the threaded rod is rotatably connected with a clamping plate, and the flexible clamping device for the machine tool can prevent the surface of a workpiece from being strained and improve the processing quality of the workpiece.

Description

Flexible clamping device for machine tool

Technical Field

The utility model relates to a lathe accessory technical field especially relates to a flexible clamping device is used to lathe.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. Generally, the machining method is divided into a metal cutting machine, a forging machine, a woodworking machine and the like. In modern machine manufacturing, a plurality of methods for machining mechanical parts comprise cutting machining, casting, forging, welding, stamping, extruding and the like, but all parts with higher precision requirements and finer surface roughness requirements are generally subjected to final machining by a cutting method on a machine tool. The machine tool plays an important role in the construction of national economy modernization.

When a machine tool is used for processing some longer objects, in order to avoid vibration during pin turning, the lower end of a workpiece needs to be supported, and a traditional supporting and clamping device can rotate relative to the workpiece, so that the surface of the workpiece is scratched, and the processing quality of the workpiece is affected.

To this end, we propose a flexible clamping device for machine tools to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a flexible clamping device for a machine tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a flexible clamping device for lathe, includes the bracing piece, the one end fixedly connected with bearing of bracing piece, fixedly connected with bradyseism mechanism on the inside wall of bearing, and fixedly connected with support ring on the lateral wall of bradyseism mechanism, a plurality of screwed pipes of fixedly connected with on the lateral wall of support ring still include: the clamping mechanism comprises a threaded rod, the threaded rod is inserted into the side wall of the support ring and is in threaded connection with a threaded pipe, and one end of the threaded rod is rotatably connected with a clamping plate.

Preferably, the side wall of the clamping plate is fixedly connected with an anti-slip layer, the side wall of the clamping plate is provided with a cavity, the inner side wall of the cavity of the clamping plate is fixedly connected with a partition plate, and the side wall of the partition plate is provided with a plurality of through holes.

Preferably, bradyseism mechanism includes the sleeve pipe, sleeve pipe fixed connection is on the lateral wall of support ring, and the symmetry has seted up the spout on the sheathed tube inside wall, sliding connection has the slide in the spout, fixedly connected with connecting rod on the lateral wall of slide, and fixedly connected with compression spring on the lateral wall of slide.

Preferably, a plurality of the through holes are annularly arranged, and the through holes are arranged at equal intervals.

Preferably, a thread groove is formed in the side wall of the sliding plate, an external thread is formed in the side wall of the connecting rod, and the sliding plate is connected with the connecting rod through a thread.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the arrangement of the bearing, the support ring, the clamping mechanism and other components, the workpiece can be clamped through the clamping mechanism, and then the workpiece can drive the support ring to rotate around the bearing, so that the surface of the workpiece cannot be strained when the workpiece rotates, and the processing quality of the workpiece is improved;

2. through parts such as the sleeve pipe that sets up, spout and slide, can be at the in-process of work piece processing, when taking place slight vibration, carry out the bradyseism through compression spring, reduced the shake of work piece, improved the precision of work piece processing.

Drawings

Fig. 1 is a schematic view of an overall connection structure of a flexible clamping device for a machine tool according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic view of a connection structure of a cushioning mechanism of a flexible clamping device for a machine tool according to the present invention.

In the figure: 1. a support bar; 2. a bearing; 3. a cushioning mechanism; 301. a sleeve; 302. a chute; 303. a slide plate; 304. a compression spring; 305. a connecting rod; 4. a threaded pipe; 5. a support ring; 6. a threaded rod; 7. a clamping plate; 8. dividing the plate; 9. an anti-slip layer; 10. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a flexible clamping device for a machine tool comprises a supporting rod 1, a bearing 2 is fixedly connected to one end of the supporting rod 1, a cushioning mechanism 3 is fixedly connected to the inner side wall of the bearing 2, a supporting ring 5 is fixedly connected to the side wall of the cushioning mechanism 3, the cushioning mechanism 3 comprises a sleeve 301, the sleeve 301 is fixedly connected to the side wall of the supporting ring 5, sliding grooves 302 are symmetrically formed in the inner side wall of the sleeve 301, sliding plates 303 are slidably connected to the sliding grooves 302, a connecting rod 305 is fixedly connected to the side wall of the sliding plate 303, a compression spring 304 is fixedly connected to the side wall of the sliding plate 303, a thread groove is formed in the side wall of the sliding plate 303, external threads are formed in the side wall of the connecting rod 305, the sliding plate 303 and the connecting rod 305 are in threaded connection, the threaded connection is convenient for installation and disassembly between the sliding plate and the connecting rod 305, in the process of processing a workpiece, when slight vibration occurs, the compression spring 304 is used for buffering vibration, so that the vibration of the workpiece is reduced, and the machining accuracy of the workpiece is improved. Fixedly connected with a plurality of screwed pipe 4 on the lateral wall of support ring 5 still includes:

a clamping mechanism which comprises a threaded rod 6, the threaded rod 6 is inserted on the side wall of the support ring 5, and the threaded rod 6 is in threaded connection with the threaded pipe 4, one end of the threaded rod 6 is rotationally connected with the clamping plate 7, the side wall of the clamping plate 7 is fixedly connected with the anti-skid layer 9, a cavity is arranged on the side wall of the clamping plate 7, a partition plate 8 is fixedly connected on the inner side wall of the cavity of the clamping plate 7, and the side wall of the dividing plate 8 is provided with a plurality of through holes 10, the through holes 10 are arranged in a ring shape, and the through holes 10 are arranged at equal intervals, fine sand is put into the cavity of the clamping plate 7, the anti-slip layer 9 is made of rubber, the fine sand flows according to different stresses in the clamping process, therefore, the clamping force is decomposed, and the stress balance of the workpiece is ensured according to the stress difference of the workpiece, so that the workpiece cannot be injured in the machining process.

In the utility model, when a workpiece is processed, the threaded rod 6 is rotated to enable the threaded feeding between the threaded rod 6 and the threaded pipe 4 to generate the threaded feeding, the clamping plate 7 is driven to move, the workpiece is clamped, then when the workpiece rotates, the support ring 5 can rotate around the bearing 2 along with the workpiece, and the surface of the workpiece is prevented from being strained;

further, in the machining process, when the workpiece shakes, the compression spring 304 on the cushioning mechanism 3 can perform cushioning energy storage, so that the stability of the workpiece in the machining process can be ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a flexible clamping device for lathe, includes bracing piece (1), its characterized in that, the one end fixedly connected with bearing (2) of bracing piece (1), fixedly connected with bradyseism mechanism (3) on the inside wall of bearing (2), and fixedly connected with support ring (5) on the lateral wall of bradyseism mechanism (3), a plurality of screwed pipes of fixedly connected with (4) on the lateral wall of support ring (5) still include:

the clamping mechanism comprises a threaded rod (6), the threaded rod (6) is inserted into the side wall of the support ring (5), the threaded rod (6) is in threaded connection with the threaded pipe (4), and one end of the threaded rod (6) is rotatably connected with a clamping plate (7).

2. The flexible clamping device for the machine tool is characterized in that an anti-slip layer (9) is fixedly connected to the side wall of the clamping plate (7), a cavity is formed in the side wall of the clamping plate (7), a dividing plate (8) is fixedly connected to the inner side wall of the cavity of the clamping plate (7), and a plurality of through holes (10) are formed in the side wall of the dividing plate (8).

3. The flexible clamping device for the machine tool is characterized in that the cushioning mechanism (3) comprises a sleeve (301), the sleeve (301) is fixedly connected to the side wall of the support ring (5), sliding grooves (302) are symmetrically formed in the inner side wall of the sleeve (301), sliding plates (303) are slidably connected in the sliding grooves (302), connecting rods (305) are fixedly connected to the side wall of each sliding plate (303), and compression springs (304) are fixedly connected to the side wall of each sliding plate (303).

4. A flexible clamping device for machine tools according to claim 2, characterized in that a plurality of said through holes (10) are arranged in a ring shape, and the through holes (10) are arranged at equal intervals.

5. The flexible clamping device for the machine tool is characterized in that a threaded groove is formed in the side wall of the sliding plate (303), an external thread is formed in the side wall of the connecting rod (305), and the sliding plate (303) is in threaded connection with the connecting rod (305).