CN216618269U

CN216618269U - Adjustable linear module

Info

Publication number: CN216618269U
Application number: CN202123375266.9U
Authority: CN
Inventors: 余旭培; 徐建明; 江东军; 梁志源; 魏巧斌
Original assignee: ZHEJIANG DELIYA AUTOMATION MANUFACTURE CO Ltd
Current assignee: ZHEJIANG DELIYA AUTOMATION MANUFACTURE CO Ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-27
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses an adjustable linear module which comprises a guide rail outer frame, wherein a lead screw is rotatably arranged inside the guide rail outer frame, sliding blocks are slidably arranged on the guide rail outer frame and are arranged to be hollow sliding blocks, a cavity is formed in the inner wall of each sliding block, screw rods are arranged on one side of each sliding block in a threaded mode, four groups of the screw rods are symmetrically arranged in pairs, a U-shaped frame is rotatably arranged at one end, located inside the cavity, of each screw rod, a sliding block bearing is rotatably arranged inside each U-shaped frame, and a bearing groove is formed in the outer wall of the guide rail outer frame. When the sliding block bearing is used, the screw rod can be rotated to drive the sliding block bearing to move, and after the sliding block bearing is abraded to a certain extent, the friction force between the sliding block and the linear guide rail can be adjusted by moving the sliding block bearing, so that the situation that the sliding block bearing is frequently replaced is avoided, and the service life of the sliding block bearing is prolonged to a certain extent.

Description

Adjustable linear module

Technical Field

The utility model relates to the technical field of linear module equipment, in particular to an adjustable linear module.

Background

The linear module has several kinds of names, and linear module, cartesian robot, straight line slip table etc. are the automatic upgrading unit that follows linear guide, linear motion module, ball screw linear drive mechanism. The linear and curvilinear motion of the load can be realized through the combination of all units, so that the automation of the light load is more flexible and the positioning is more accurate.

Traditional linear module is at the in-process that uses, sliding block bearing wearing and tearing often can appear and lead to the fact the frictional force between sliding block and the guide rail to reduce, make the problem of unable accurate location appear in the sliding block, bearing between sliding block and the linear guide rail among the prior art is fixed in on the sliding block, because the frictional force between unable adjustment sliding block and the linear guide rail, for improving this problem, only can change the bearing, cause the maintenance number of times frequent, it is very inconvenient to use, therefore we need propose an adjustable linear module.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable linear module, which can drive a sliding block bearing to move by rotating a screw rod, and can adjust the friction force between a sliding block and a linear guide rail by moving the sliding block bearing after the sliding block bearing is worn to a certain extent, thereby avoiding the situation of frequently replacing the sliding block bearing, prolonging the service life of the sliding block bearing to a certain extent and solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a linear module with adjustable, includes the outer frame of guide rail, the lead screw is installed in the inside rotation of the outer frame of guide rail, slidable mounting has the sliding block on the outer frame of guide rail, and the sliding block sets up to hollow sliding block, the cavity has been seted up on the inner wall of sliding block, the screw rod is installed to one side screw thread of sliding block, and the screw rod is two bisymmetry and is provided with four groups, and the one end of screw rod is located the inside of cavity, the screw rod is located the inside one end rotation of cavity and installs the U-shaped frame, the sliding block bearing is installed in the inside rotation of U-shaped frame, the bearing groove has been seted up on the outer wall of the outer frame of guide rail, the sliding block bearing is the setting of aliging with the bearing groove.

Preferably, the one end fixedly connected with installation piece of outer frame of guide rail, fixed mounting has driving motor on the installation piece, and driving motor sets up to just reversing driving motor, the one end of driving motor output shaft passes through shaft coupling fixed connection in the one end of lead screw.

Preferably, the inner top of the sliding block is fixedly connected with a fixed block, and the fixed block is in threaded connection with the screw rod.

Preferably, the mounting hole has been seted up to one side of sliding block, and the mounting hole is provided with four groups, four groups the mounting hole is located four corners of sliding block respectively.

Preferably, one side of the sliding block is provided with a threaded hole, the threaded hole is communicated with the cavity, the screw rod is connected in the threaded hole in a threaded manner, and one end of the screw rod is fixedly connected with the rotating block.

Preferably, the upper side and the lower side of the U-shaped frame are fixedly connected with limiting rods, the inner wall of the cavity is provided with two groups of limiting sliding grooves, and one ends of the two groups of limiting rods are respectively located inside the two groups of limiting sliding grooves.

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

according to the utility model, through the design of the screw rod, the rotating block, the U-shaped frame, the sliding block bearing, the bearing groove and other structures, after the sliding block bearing is used for a period of time, after the sliding block bearing is worn to a certain extent, the friction force between the sliding block and the outer frame of the guide rail is reduced, and when the sliding block cannot be accurately positioned, the screw rod is enabled to move on the sliding block by rotating the rotating block, so that the position of the sliding block bearing is adjusted to an appropriate position, the adjustment of the friction force between the sliding block and the outer frame of the guide rail is realized, the sliding block is conveniently and accurately positioned, the service life of the sliding block bearing is prolonged to a certain extent, and the use is very convenient.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic top view of a slider according to the present invention;

FIG. 3 is a schematic side view of the slider of the present invention.

In the figure: 1. a guide rail outer frame; 2. a screw rod; 3. mounting blocks; 4. a drive motor; 5. a slider; 6. a fixed block; 7. mounting holes; 8. a cavity; 9. a screw; 10. rotating the block; 11. a threaded hole; 12. a U-shaped frame; 13. a slider bearing; 14. a bearing groove; 15. a limiting chute; 16. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an adjustable linear module comprises a guide rail outer frame 1, a screw rod 2 is rotatably installed inside the guide rail outer frame 1, a sliding block 5 is slidably installed on the guide rail outer frame 1, the sliding block 5 is set to be a hollow sliding block, one end of the guide rail outer frame 1 is fixedly connected with an installation block 3, a driving motor 4 is fixedly installed on the installation block 3, the driving motor 4 is set to be a forward and reverse rotation driving motor, one end of an output shaft of the driving motor 4 is fixedly connected to one end of the screw rod 2 through a coupler, the inner top of the sliding block 5 is fixedly connected with a fixed block 6, the fixed block 6 is in threaded connection with the screw rod 2, the driving motor 4 is utilized to drive the screw rod 2 to rotate, and the sliding block 5 can slide on the guide rail outer frame 1 due to the threaded connection between the fixed block 6 and the screw rod 2;

mounting holes 7 are formed in one side of the sliding block 5, four groups of mounting holes 7 are formed in the mounting holes 7, the four groups of mounting holes 7 are respectively located at four corners of the sliding block 5, and a tool needing to be moved can be mounted on one side of the sliding block 5 through the arrangement of the mounting holes 7;

the inner wall of the sliding block 5 is provided with a cavity 8, one side of the sliding block 5 is provided with a screw rod 9 in a threaded manner, four groups of screw rods 9 are arranged pairwise symmetrically, one end of each screw rod 9 is positioned inside the cavity 8, one side of the sliding block 5 is provided with a threaded hole 11, the threaded hole 11 is communicated with the cavity 8, the screw rods 9 are connected inside the threaded holes 11 in a threaded manner, one end of each screw rod 9 is fixedly connected with a rotating block 10, one end of each screw rod 9 positioned inside the cavity 8 is rotatably provided with a U-shaped frame 12, a sliding block bearing 13 is rotatably arranged inside the U-shaped frame 12, the outer wall of the guide rail outer frame 1 is provided with a bearing groove 14, and the sliding block bearings 13 and the bearing grooves 14 are arranged in an aligned manner;

by rotating the rotating block 10, the rotating block 10 is utilized to drive the screw 9 to rotate, so that the screw 9 can move on the sliding block 5, when the screw 9 drives the U-shaped frame 12 and the sliding block bearing 13 to move towards the direction close to the outer guide rail frame 1, the sliding block bearing 13 moves to the inside of the bearing groove 14, and then the sliding block bearing 13 abuts against the inner wall of the bearing groove 14, so that a certain friction force exists between the sliding block 5 and the outer guide rail frame 1, and the sliding block 5 is accurately positioned;

after the sliding block 5 and the guide rail outer frame 1 are used for a period of time, when the friction force between the sliding block 5 and the guide rail outer frame 1 is reduced after the sliding block bearing 13 is worn to a certain extent, the rotating block 10 is rotated again, so that the screw 9 moves on the sliding block 5, the position of the sliding block bearing 13 is adjusted again, and the sliding block bearing is adjusted to a proper position, so that the friction force between the sliding block 5 and the guide rail outer frame 1 is adjusted, and the sliding block 5 is conveniently and accurately positioned;

through the equal fixedly connected with gag lever post 16 in upper and lower both sides of U-shaped frame 12, two sets of spacing spouts 15 have been seted up on the inner wall of cavity 8, the one end of two sets of gag lever posts 16 is located the inside of two sets of spacing spouts 15 respectively, utilize spacing spout 15 and gag lever post 16, can play certain limiting displacement to sliding block bearing 13, avoid sliding block bearing 13 to follow screw rod 9 and rotate, can ensure that sliding block bearing 13 can remove for adjust the frictional force between sliding block 5 and the outer frame 1 of guide rail.

When the guide rail outer frame 1 is used specifically, firstly, the rotating block 10 is rotated, the rotating block 10 is utilized to drive the screw rod 9 to rotate, the screw rod 9 is installed on the sliding block 5 in a threaded mode, so that the screw rod 9 can move on the sliding block 5, when the screw rod 9 drives the U-shaped frame 12 and the sliding block bearing 13 to move towards the direction close to the guide rail outer frame 1, the sliding block bearing 13 moves to the inner portion of the bearing groove 14, then the sliding block bearing 13 is abutted against the inner wall of the bearing groove 14, and a certain friction force exists between the sliding block 5 and the guide rail outer frame 1 and is used for accurately positioning the sliding block 5;

after using a period of time, sliding block bearing 13 appears certain wearing and tearing back, cause the frictional force between sliding block 5 and the outer frame 1 of guide rail to reduce, at this moment, through rotating rotatory piece 10 once more, make screw rod 9 remove on sliding block 5, adjust sliding block bearing 13's position once more, and adjust to suitable position, thereby realized the regulation to frictional force between sliding block 5 and the outer frame 1 of guide rail, be convenient for sliding block 5 carries out accurate location, sliding block bearing 13's life has been prolonged to a certain extent, it is very convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a linear module with adjustable, includes outer frame of guide rail (1), its characterized in that: lead screw (2) are installed in the inside rotation of outer frame of guide rail (1), slidable mounting has sliding block (5) on outer frame of guide rail (1), and sliding block (5) set up to hollow sliding block, cavity (8) have been seted up on the inner wall of sliding block (5), screw rod (9) are installed to one side screw thread of sliding block (5), and screw rod (9) are two bisymmetry and are provided with four groups, and the one end of screw rod (9) is located the inside of cavity (8), screw rod (9) are located the inside one end rotation of cavity (8) and install U-shaped frame (12), sliding block bearing (13) are installed in the inside rotation of U-shaped frame (12), bearing groove (14) have been seted up on the outer wall of outer frame of guide rail (1), sliding block bearing (13) are the setting of aliging with bearing groove (14).

2. An adjustable linear die set according to claim 1, wherein: the one end fixedly connected with installation piece (3) of outer frame of guide rail (1), fixed mounting has driving motor (4) on installation piece (3), and driving motor (4) set up to just reversing driving motor, the one end of driving motor (4) output shaft passes through shaft coupling fixed connection in the one end of lead screw (2).

3. An adjustable linear die set according to claim 1, wherein: the inner top of the sliding block (5) is fixedly connected with a fixed block (6), and the fixed block (6) is in threaded connection with the screw rod (2).

4. An adjustable linear die set according to claim 1, wherein: mounting hole (7) have been seted up to one side of sliding block (5), and mounting hole (7) are provided with four groups, four groups mounting hole (7) are located four corners of sliding block (5) respectively.

5. An adjustable linear die set according to claim 1, wherein: threaded hole (11) are seted up to one side of sliding block (5), and threaded hole (11) and cavity (8) intercommunication, screw rod (9) threaded connection is in the inside of threaded hole (11), the rotatory piece (10) of one end fixedly connected with of screw rod (9).

6. An adjustable linear die set according to claim 1, wherein: the upper side and the lower side of the U-shaped frame (12) are fixedly connected with limiting rods (16), the inner wall of the cavity (8) is provided with two groups of limiting sliding grooves (15), and one ends of the limiting rods (16) are located inside the two groups of limiting sliding grooves (15) respectively.