Ball sleeve convenient to disassemble and guide assembly

Abstract

The utility model relates to the technical field of guide assemblies, in particular to a ball sleeve convenient to disassemble and a guide assembly, which comprise a first ball sleeve, a second ball sleeve and a guide rod, a bidirectional lead screw assembly in threaded connection with the moving plate is rotationally connected into the first ball sleeve, a first connecting block is fixedly connected to one end of the moving plate, and a first limiting plate is fixedly connected to one side of the first connecting block. The connecting device has the advantages that the first ball sleeve, the second ball sleeve, the guide rod, the movable plate, the two-way lead screw assembly, the first connecting block, the first limiting plate, the second connecting block, the second limiting plate and the limiting groove are matched, so that the first ball sleeve and the second ball sleeve can be connected; and mounting and dismounting operation can be performed by rotating one bidirectional screw rod assembly, and compared with bolt fixing operation, the operation is easier and more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to guide assembly technical field, especially a ball sleeve and guide assembly convenient to dismount. BACKGROUND

[0002] Ball sleeve and guide assembly are the core components for realizing low friction, high precision linear or rotary motion in precision mechanical system, sliding friction is converted into rolling friction through the rolling contact of ball and guide rail / axle, which significantly improves the motion efficiency and service life, ball sleeve and guide assembly as the core basic piece of precision machinery are developing rapidly towards high precision, high rigidity and intelligentization. When selecting, load, speed, precision and environmental adaptability need to be comprehensively considered.

[0003] The existing ball sleeve and guide assembly are installed by two separate ball sleeves for convenience, but bolts are used for installation operation during installation, which is more cumbersome, and the structure such as bolt needs to be stored, so that the installation and disassembly are more inconvenient. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving at least one of the technical defects.

[0005] Therefore, one purpose of the utility model is to provide a ball sleeve and guide assembly convenient to dismount to solve the problems mentioned in the background art and overcome the deficiencies in the prior art.

[0006] In order to achieve the above purpose, one embodiment of the utility model provides a ball sleeve and guide assembly convenient to dismount, which comprises a first ball sleeve, a second ball sleeve and a guide rod, the inside of the first ball sleeve is slidably connected with two moving plates, the inside of the first ball sleeve is rotatably connected with a two-way screw rod assembly which is threadedly connected with the moving plates, one end of the moving plate is fixedly connected with a first connecting block, one side of the first connecting block is fixedly connected with a first limiting plate, one side of the second ball sleeve is fixedly connected with a second connecting block, one side of the second connecting block is fixedly connected with a second limiting plate, one side of the first ball sleeve is provided with a limiting groove, and the first limiting plate and the second limiting plate are located in the inside of the limiting groove. The technical effect reached by the above scheme is that the second limiting block and the second limiting plate are located in the inside of the limiting groove by inserting the first side of the second ball sleeve to the first ball sleeve of the first ball sleeve, then the two-way screw rod body is driven to rotate by inserting the tool to one side of the operating block, then the rotation of the two-way screw rod body drives the two moving plates to move reversely, so that the first limiting plate moves to one side of the second limiting plate, thereby the first ball sleeve and the second ball sleeve are installed. One two-way screw rod assembly can be installed and dismounted by rotating, which is more convenient than bolt fixing operation.

[0007] Preferably, the first ball sleeve is internally provided with a guide groove in communication with the limiting groove, and the guide groove has the same shape as the moving plate. The above arrangement can limit and guide the movement of the moving plate through the guide groove, so that the first connecting block and the first limiting plate can stably move.

[0008] Preferably, the bidirectional screw assembly comprises a bidirectional screw body, the bidirectional screw body is rotationally arranged inside the guide groove, one end of the bidirectional screw body penetrates the first ball sleeve, and the one end of the bidirectional screw body is fixedly installed with an operating block. The above arrangement can drive the bidirectional screw body to rotate by inserting a tool into one side of the operating block, and then the rotation of the bidirectional screw body drives the two moving plates to move in opposite directions, so that the first limiting plate moves to one side of the second limiting plate, thereby installing the first ball sleeve and the second ball sleeve.

[0009] Preferably, the first connecting block and the second connecting block have the same width, the first limiting plate and the second limiting plate have the same width, and the width of the first limiting plate is half the width of the first connecting block. The above arrangement can drive the two moving plates to move in opposite directions by operating the bidirectional screw assembly, so that the first limiting plate moves to one side of the second limiting plate, thereby installing the first ball sleeve and the second ball sleeve.

[0010] Preferably, the first ball sleeve is internally provided with a guide groove in communication with the limiting groove, and the guide groove has the same shape as the moving plate. The above arrangement can limit and guide the movement of the moving plate through the guide groove, so that the first connecting block and the first limiting plate can stably move.

[0011] Preferably, the first ball sleeve is internally provided with a guide groove in communication with the limiting groove, and the guide groove has the same shape as the moving plate. The above arrangement can limit and guide the movement of the moving plate through the guide groove, so that the first connecting block and the first limiting plate can stably move.

[0012] Preferably, the first ball sleeve and the second ball sleeve are sleeved on the surface of the guide rod, and the first ball sleeve and the second ball sleeve are guided to move by the guide rod, and the inner walls of the first ball sleeve and the second ball sleeve are provided with the balls.

[0013] Compared with the prior art, the utility model has the advantages and beneficial effects that:

[0014] 1、This convenient to detach ball sleeve and guide assembly, through the cooperation between first ball sleeve, second ball sleeve guide rod, moving plate, two -way screw rod assembly, first connecting block, first limit board, second connecting block, second limit board and limit groove, can when connecting operation is carried out to first ball sleeve and second ball sleeve, through the rotation one two -way screw rod assembly can carry out installation and disassembly operation, compared with bolt fixed operation is more relaxed and simple.

[0015] 2、This convenient to detach ball sleeve and guide assembly, through the cooperation between two -way screw rod assembly, auxiliary cover plate, guide seat, limit sliding slot, limit sliding block and spring, can when not needing disassembly operation, the one side of operating block is blocked, thereby reducing the corrosion of operating block by outside water or air, thereby guaranteeing the service life of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the first perspective structural schematic drawing of the utility model embodiment one;

[0017] Figure 2 It is the second perspective structural schematic drawing of the utility model embodiment one;

[0018] Figure 3 It is the third perspective structural schematic drawing of the utility model embodiment one;

[0019] Figure 4 It is the fourth perspective structural schematic drawing of the utility model embodiment one;

[0020] Figure 5 It is the A place structural schematic drawing of the utility model embodiment one; Figure 4

[0021] Among them: 1-first ball sleeve, 2-second ball sleeve, 3-guide rod, 4-moving plate, 5-two -way screw rod assembly, 501-two -way screw rod body, 502-operating block, 6-first connecting block, 7-first limit board, 8-second connecting block, 9-second limit board, 10-limit slot, 11-guide slot, 12-auxiliary cover plate, 13-guide seat, 14-limit sliding slot, 15-limit sliding block, 16-spring. DETAILED DESCRIPTION ​

[0022] The present invention will be further described below with reference to the accompanying drawings, but the scope of protection of the present invention is not limited to the following description.

[0023] Example 1: As Figures 1 to 5 As shown, a disassembleable ball sleeve and guide assembly includes a first ball sleeve 1, a second ball sleeve 2, and a guide rod 3. Two movable plates 4 are slidably connected inside the first ball sleeve 1. A bidirectional lead screw assembly 5, threadedly connected to the movable plates 4, is rotatably connected inside the first ball sleeve 1. A first connecting block 6 is fixedly connected to one end of each movable plate 4, and a first limiting plate 7 is fixedly connected to one side of the first connecting block 6. A second connecting block 8 is fixedly connected to one side of the second ball sleeve 2, and a second limiting plate 9 is fixedly connected to one side of the second connecting block 8. A limiting groove 10 is formed on one side of the first ball sleeve 1. Both the first limiting plate 7 and the second limiting plate 8... Located inside the limiting groove 10, the second ball sleeve 2 is inserted into one side of the first ball sleeve 1, so that the second limiting block 8 and the second limiting plate 9 are located inside the limiting groove 10. Then, a tool is inserted into one side of the operating block 502 to drive the bidirectional screw body 501 to rotate. The rotation of the bidirectional screw body 501 drives the two moving plates 4 to move in opposite directions, so that the first limiting plate 7 moves to one side of the second limiting plate 9, thereby installing the first ball sleeve 1 and the second ball sleeve 2. The installation and disassembly operations can be carried out by rotating a bidirectional screw assembly 5, which is easier and more convenient than bolt fixing.

[0024] As an optional technical solution of this utility model, the first ball sleeve 1 has a guide groove 11 that communicates with the limiting groove 10. The shape of the guide groove 11 is the same as that of the moving plate 4. The movement of the moving plate 4 can be limited and guided by the guide groove 11, so that the first connecting block 6 and the first limiting plate 7 can move stably.

[0025] As an optional technical solution of this utility model, the bidirectional lead screw assembly 5 includes a bidirectional lead screw body 501, which is rotatably disposed inside the guide groove 11. One end of the bidirectional lead screw body 501 penetrates the first ball sleeve 1, and an operating block 502 is fixedly installed on one end of the bidirectional lead screw body 501. By inserting a tool into one side of the operating block 502, the bidirectional lead screw body 501 is driven to rotate. Then, the rotation of the bidirectional lead screw body 501 drives the two moving plates 4 to move in opposite directions, thereby moving the first limiting plate 7 to one side of the second limiting plate 9, thereby installing the first ball sleeve 1 and the second ball sleeve 2.

[0026] As an optional technical scheme of the utility model, the width of the first connecting block 6 and the second connecting block 8 is same, the width of the first limiting plate 7 and the second limiting plate 9 is same, the width of the first limiting plate 7 is half of the width of the first connecting block 6, the two moving plates 4 are reversely moved by operating the bidirectional screw rod assembly 5, so that the first limiting plate 7 moves to the side of the second limiting plate 9, thereby the first ball sleeve 1 and the second ball sleeve 2 are installed.

[0027] As an optional technical scheme of the utility model, the side of the first ball sleeve 1 is provided with a storage groove, the operating block 502 is located in the inside of the storage groove, the width of the operating block 502 is less than the width of the storage groove, the side of the first ball sleeve 1 is slidably connected with an auxiliary cover plate 12 with a diameter greater than that of the operating block 502, the operating block 502 can be stored by the storage groove, and the side of the storage groove is blocked by the auxiliary cover plate 12, so as to reduce the corrosion of the operating block 502 by external water or air, thereby ensuring the service life of the equipment.

[0028] As an optional technical scheme of the utility model, the side of the first ball sleeve 1 is fixedly connected with a guide seat 13, the side of the guide seat 13 is provided with a limiting sliding groove 14, the surface of the auxiliary cover plate 12 is fixedly connected with a limiting sliding block 15 located in the inside of the limiting sliding groove 14, the bottom of the limiting sliding block 15 is fixedly installed with a spring 16, one end of the spring 16 is connected with the inner wall of the limiting sliding groove 14, the shapes of the limiting sliding groove 14 and the limiting sliding block 15 are both T-shaped, the auxiliary cover plate 12 can be moved by pressing down, so as to leak the storage groove, the tool is convenient to rotate the operating block, after the operation is completed, the spring 16 is rebounded to drive the auxiliary cover plate 12 to reset and block the side of the storage groove.

[0029] As an optional technical scheme of the utility model, the first ball sleeve 1 and the second ball sleeve 2 are sleeved on the surface of the guide rod 3, the movement of the first ball sleeve 1 and the second ball sleeve 2 can be guided by the guide rod 3, and the inner walls of the first ball sleeve 1 and the second ball sleeve 2 are provided with balls.

[0030] The working principle of the ball sleeve and guide assembly convenient to disassemble is as follows: the side of the first ball sleeve 1 of the second ball sleeve 2 is inserted, so that the second limiting block 8 and the second limiting plate 9 are located in the inside of the limiting groove 10, then the tool is inserted into the side of the operating block 502 to drive the bidirectional screw rod body 501 to rotate, then the rotation of the bidirectional screw rod body 501 drives the two moving plates 4 to reversely move, so that the first limiting plate 7 moves to the side of the second limiting plate 9, thereby the first ball sleeve 1 and the second ball sleeve 2 are installed, the installation and disassembly operation can be carried out by rotating one bidirectional screw rod assembly 5, and the operation is more convenient and simple compared with the bolt fixing operation.

[0031] In summary, the detachable ball sleeve and guide assembly can be installed and disassembled by rotating one bidirectional screw assembly 5 during the connection operation of the first ball sleeve 1 and the second ball sleeve 2, which is more convenient and easier than the bolt fixing operation. Through the cooperation between the bidirectional screw assembly 5, the auxiliary cover plate 12, the guide seat 13, the limiting sliding groove 14, the limiting sliding block 15 and the spring 16, one side of the operating block 502 can be blocked when the disassembly operation is not required, thereby reducing the corrosion of the operating block 502 by external water or air, and ensuring the service life of the equipment.

[0032] In the second embodiment, the surface of the moving plate 4 is provided with a ball, which can reduce the friction between the moving plate 4 and the guide groove 11, thereby improving the service life of the equipment.

Claims

1. A ball bushing and guide assembly for ease of disassembly comprising a first ball bushing sleeve (1), a second ball bushing sleeve (2) and a guide rod (3), characterized in that: The interior of the first ball sleeve (1) is slidably connected with two moving plates (4), the interior of the first ball sleeve (1) is rotatably connected with a two-way screw rod assembly (5) which is threadedly connected with the moving plates (4), one end of the moving plate (4) is fixedly connected with a first connecting block (6), one side of the first connecting block (6) is fixedly connected with a first limiting plate (7), one side of the second ball sleeve (2) is fixedly connected with a second connecting block (8), one side of the second connecting block (8) is fixedly connected with a second limiting plate (9), one side of the first ball sleeve (1) is provided with a limiting groove (10), and the first limiting plate (7) and the second limiting plate (9) are located in the interior of the limiting groove (10).

2. A ball bushing and guide assembly according to claim 1, wherein: The interior of the first ball sleeve (1) is provided with a guide groove (11) which is in communication with the limiting groove (10), and the shape of the guide groove (11) is the same as that of the moving plate (4).

3. A ball bushing and guide assembly according to claim 2, wherein: The two-way screw rod assembly (5) comprises a two-way screw rod body (501), the two-way screw rod body (501) is rotatably arranged in the interior of the guide groove (11), one end of the two-way screw rod body (501) penetrates the first ball sleeve (1), and one end of the two-way screw rod body (501) is fixedly installed with an operating block (502).

4. A ball bushing and guide assembly according to claim 3, wherein: The first connecting block (6) and the second connecting block (8) have the same width, the first limiting plate (7) and the second limiting plate (9) have the same width, and the width of the first limiting plate (7) is half of the width of the first connecting block (6).

5. A ball bushing and guide assembly according to claim 4, wherein: One side of the first ball sleeve (1) is provided with a receiving groove, the operating block (502) is located in the interior of the receiving groove, the width of the operating block (502) is less than the width of the receiving groove, and one side of the first ball sleeve (1) is slidably connected with an auxiliary cover plate (12) which has a larger diameter than the operating block (502).

6. A ball bushing and guide assembly according to claim 5, wherein: One side of the first ball sleeve (1) is fixedly connected with a guide seat (13), one side of the guide seat (13) is provided with a limiting sliding groove (14), the surface of the auxiliary cover plate (12) is fixedly connected with a limiting sliding block (15) which is located in the interior of the limiting sliding groove (14), the bottom of the limiting sliding block (15) is fixedly installed with a spring (17), one end of the spring (17) is connected with the inner wall of the limiting sliding groove (14), and the limiting sliding groove (14) and the limiting sliding block (15) are both T-shaped.

7. A ball bushing and guide assembly according to claim 6, wherein: The first ball sleeve (1) and the second ball sleeve (2) are sleeved on the surface of the guide rod (3).

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