Machine tool shaft sleeve

Abstract

The utility model relates to the technical field of machine tool shaft sleeves, in particular to a machine tool shaft sleeve which comprises a shaft sleeve body and a circular ring, the circular ring is fixedly connected to the outer wall of the shaft sleeve body, a plurality of first straight rods are fixedly connected to one end of the shaft sleeve body, and one end of each first straight rod is fixedly connected with a disc. According to the machine tool shaft sleeve, through cooperation of the connecting device and the shaft sleeve body, through holes in the surfaces of the second flange plate and the first flange plate are aligned, multiple sets of bolts penetrate through the first flange plate and the second flange plate, and then multiple sets of nuts are in threaded connection with the multiple sets of bolts correspondingly; the first flange plate and the second flange plate can be fixed, meanwhile, the shaft body is inserted into the shaft sleeve body, connection of the shaft sleeve body and the shaft body is completed, the shaft sleeve body can be rapidly connected and installed, the time needed for installation can be shortened, and the device is more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tool shaft sleeves, in particular to a machine tool shaft sleeve. Background Art

[0002] Machine tool bushings can reduce friction, prevent wear, reduce noise and vibration, and improve precision and assembly performance.

[0003] For example, a machine tool shaft sleeve with the authorization announcement number "CN20273990U" has a conical boss through the mouth of the sleeve wall, with a simple structure and enhanced shaft sleeve strength. However, the device is not convenient for quick installation and fixation of the machine tool shaft sleeve, and it is not convenient to stably fix the shaft sleeve when installing the machine tool shaft sleeve, resulting in instability of the device when installing the machine tool shaft sleeve. At the same time, the sealing effect of the device is not good, and the debris generated during machine tool processing can easily damage the bolt connection part, reducing the service life of the device. Utility Model Content

[0004] The utility model aims to solve the problem that the device is inconvenient to use due to the long installation time, and proposes a machine tool shaft sleeve.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A machine tool sleeve is designed, comprising a sleeve body and a ring, wherein the outer wall of the sleeve body is fixedly connected to the ring, one end of the sleeve body is fixedly connected to a plurality of first straight rods, one ends of the plurality of first straight rods are fixedly connected to a disc, one end of the disc is fixedly connected to a plurality of second straight rods, one ends of the plurality of second straight rods are provided with a connecting device.

[0007] Preferably, the connecting device includes a first flange and a second flange, one side of the second flange is fixedly connected to multiple groups of second straight rods, the second flange is tightly pressed against the first flange, multiple groups of through holes are opened on the surfaces of the first flange and the second flange, the first flange and the second flange are slidingly connected to multiple groups of bolts through the through holes opened on the surfaces, and one end of the multiple groups of bolts are threadedly connected with nuts.

[0008] Preferably, the plurality of groups of bolts are all tightly pressed against the first flange, and the plurality of groups of nuts are all tightly pressed against the second flange.

[0009] Preferably, a stopper is fixedly connected to the inner wall of the sleeve body, and a through hole is opened on the surface of the disc.

[0010] Preferably, one end of the first flange is fixedly connected to a connecting rod, and the stopper is in a circular shape.

[0011] The utility model provides a machine tool sleeve, which has the beneficial effects of: through the cooperation of the connecting device and the sleeve body, the connecting rod is connected to the machine tool by welding or the like, so that the position of the first flange is fixed, the second flange is aligned with the through hole on the surface of the first flange, multiple groups of bolts are passed through the first flange and the second flange, and then multiple groups of nuts are respectively threadedly connected with the multiple groups of bolts, so that the first flange and the second flange can be fixed, and at the same time, the shaft body is inserted into the sleeve body to complete the connection between the sleeve body and the shaft body, and at the same time, the position of the sleeve body can be quickly fixed under the action of the ring, and the sleeve body can be stably connected and installed through the flange and the bolts, and at the same time, the first flange and the second flange are sealed to wrap the bolts inside, which can prevent the bolt surface from falling debris generated during machine tool processing and extend the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 for Figure 1 A front cross-sectional view of

[0014] Figure 3 It is a three-dimensional schematic diagram of the sleeve body, the ring and the stopper;

[0015] Figure 4 for Figure 1 A side cross-sectional view of

[0016] Figure 5 for Figure 2 Schematic diagram of part A.

[0017] In the figure: 1, sleeve body, 2, connecting device, 201, first flange, 202, second flange, 203, nut, 204, bolt, 3, connecting rod, 4, second straight rod, 5, disc, 6, first straight rod, 7, ring, 8, stopper. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings:

[0019] See attached Figure 1-5: In the present embodiment, a machine tool sleeve comprises a sleeve body 1 and a ring 7, the outer wall of the sleeve body 1 is fixedly connected with a ring 7, the ring 7 can limit the position of the sleeve body 1, one end of the sleeve body 1 is fixedly connected with a plurality of first straight rods 6, there are two first straight rods 6, one end of the plurality of first straight rods 6 is fixedly connected with a disc 5, the disc 5 can be convenient for an operator to turn, one end of the disc 5 is fixedly connected with a plurality of second straight rods 4, the second straight rods 4 are four groups, the second straight rods 4 can support a second flange 202, one end of the plurality of second straight rods 4 is provided with a connecting device 2, a plurality of groups of bolts 204 are tightly pressed against the first flange 201, a plurality of groups of nuts 203 are tightly pressed against the second flange 202, a stopper 8 is fixedly connected with the inner wall of the sleeve body 1, a through hole is opened on the surface of the disc 5, one end of the first flange 201 is fixedly connected with a connecting rod 3, the connecting rod 3 can be connected to a machine tool, the stopper 8 is annular, and the stopper 8 can limit the connection position of the shaft body and the sleeve body 1.

[0020] The connecting device 2 includes a first flange 201 and a second flange 202. One side of the second flange 202 is fixedly connected to multiple groups of second straight rods 4. The first flange 201 can be connected to the second flange 202 through bolts 204 and nuts 203. The second flange 202 is tightly pressed against the first flange 201. Multiple groups of through holes are opened on the surfaces of the first flange 201 and the second flange 202. The first flange 201 and the second flange 202 are slidingly connected to multiple groups of bolts 204 through the through holes opened on the surfaces. One end of the multiple groups of bolts 204 is threadedly connected with nuts 203.

[0021] Working principle:

[0022] When using machine tool sleeves:

[0023] The connecting rod 3 is connected to the machine tool by welding or the like to fix the position of the first flange 201, the second flange 202 is aligned with the through hole on the surface of the first flange 201, multiple groups of bolts 204 are passed through the first flange 201 and the second flange 202, and then multiple groups of nuts 203 are respectively threadedly connected with the multiple groups of bolts 204, so that the first flange 201 and the second flange 202 can be fixed, and the bolts 204 are wrapped inside by sealing between the first flange 201 and the second flange 202, so that the surface of the bolts 204 can be prevented from falling debris generated during machine tool processing, thereby extending the service life, and at the same time, the shaft body is inserted into the interior of the sleeve body 1 to complete the connection between the sleeve body 1 and the shaft body, and at the same time, under the action of the ring 7, the ring 7 can be quickly fixed in the circular groove inside the machine tool to fix the position of the sleeve body 1.

[0024] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A machine tool sleeve, comprising a sleeve body (1) and a ring (7), wherein the outer wall of the sleeve body (1) is fixedly connected to the ring (7), and characterized in that: One end of the sleeve body (1) is fixedly connected to a plurality of first straight rods (6), one end of each of the first straight rods (6) is fixedly connected to a disc (5), one end of the disc (5) is fixedly connected to a plurality of second straight rods (4), one end of each of the second straight rods (4) is provided with a connecting device (2).

2. A machine tool sleeve according to claim 1, characterized in that: The connecting device (2) comprises a first flange (201) and a second flange (202), one side of the second flange (202) is fixedly connected to a plurality of second straight rods (4), the second flange (202) is tightly abutted against the first flange (201), a plurality of through holes are provided on the surfaces of the first flange (201) and the second flange (202), the first flange (201) and the second flange (202) are slidably connected to a plurality of bolts (204) via the through holes provided on the surfaces, and a nut (203) is threadedly connected to one end of the plurality of bolts (204).

3. A machine tool sleeve according to claim 2, characterized in that: The plurality of groups of bolts (204) are all tightly pressed against the first flange (201), and the plurality of groups of nuts (203) are all tightly pressed against the second flange (202).

4. A machine tool sleeve according to claim 3, characterized in that: A stopper (8) is fixedly connected to the inner wall of the shaft sleeve body (1), and a through hole is opened on the surface of the disc (5).

5. A machine tool sleeve according to claim 4, characterized in that: One end of the first flange (201) is fixedly connected to a connecting rod (3), and the stopper (8) is in the shape of a circular ring.

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