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CN-224229096-U - Linear sliding table roller slider structure for wide platform

CN224229096UCN 224229096 UCN224229096 UCN 224229096UCN-224229096-U

Abstract

The utility model discloses a linear sliding table roller slide block structure for a wide platform, which belongs to the technical field of cylindrical guide rail sliding table structures, and aims at solving the problem that installation depends on high-precision tools or repeated disassembly and assembly and cannot be finely adjusted in later period, the left side and the right side of the platform plate are symmetrically connected with fixing bolts in a threaded manner, the top surface of the roller slide block is symmetrically provided with fixing thread grooves, the roller slide block is in threaded connection with the fixing thread grooves through the fixing bolts and is internally arranged below the platform plate, and the side surface of the roller slide block is respectively provided with a top roller bearing and a side roller bearing; according to the utility model, through the pre-pressing adjusting screw and the adjusting chute, the pre-pressing adjusting screw is screwed to enable the roller slide block to move left and right slightly, so that the gap between the roller slide block and the cylindrical guide rail is adjusted, the contact gaps among the top roller bearing, the side roller bearing and the cylindrical guide rail are increased, and accurate pre-pressing is realized.

Inventors

  • DING TAIHU

Assignees

  • 威海亚母斯自动化设备有限公司
  • 丁太虎
  • TOBJET有限公司

Dates

Publication Date
20260512
Application Date
20250716

Claims (7)

  1. 1. A linear sliding table roller sliding block structure for a wide platform comprises a platform plate (1), a cylindrical guide rail (2), a pre-pressing adjusting screw (3), roller sliding blocks (4) and fixing bolts (9), and is characterized in that the left side and the right side of the platform plate (1) are symmetrically connected with the fixing bolts (9) in a threaded mode, fixing thread grooves (10) are symmetrically formed in the top surface of the roller sliding blocks (4), the roller sliding blocks (4) are connected with the inner portions of the fixing thread grooves (10) through the fixing bolts (9) in a mounted mode under the platform plate (1), top roller bearings (6) and side roller bearings (7) are respectively arranged on the side surfaces of the roller sliding blocks (4), the top roller bearings (6) and the side roller bearings (7) are respectively in rolling connection with the cylindrical guide rail (2), the left side of the platform plate (1) is symmetrically connected with the pre-pressing adjusting screw (3) in a threaded mode, and an adjusting chute (8) matched with the pre-pressing adjusting screw (3) is formed in the top surface of the roller sliding blocks (4).
  2. 2. The linear sliding table roller sliding block structure for the wide platform as claimed in claim 1, wherein a central hole (5) is formed in the platform plate (1), and the central hole (5) is used for installing a speed reducer or a motor.
  3. 3. The linear sliding table roller slide block structure for the wide platform as claimed in claim 2, wherein the number of the roller slide blocks (4) is four, the four roller slide blocks are symmetrically arranged around the bottom surface of the platform plate (1), and two top roller bearings (6) and two side roller bearings (7) are arranged in each roller slide block (4).
  4. 4. The linear sliding table roller sliding block structure for the wide platform is characterized in that the head of the pre-pressing adjusting screw (3) is conical, and the bevel angle is 30-45 degrees.
  5. 5. The linear sliding table roller slide block structure for the wide platform as claimed in claim 4, wherein the top surface of the roller slide block (4) on the left side is provided with an adjusting chute (8), the adjusting chute (8) is of a 45-degree chute structure, and the central line of the pre-pressing adjusting screw (3) is deviated from the central line of the adjusting chute (8).
  6. 6. The linear sliding table roller slide block structure for the wide platform as claimed in claim 5, wherein the top roller bearings (6) are symmetrically arranged above the roller slide block (4) and face the cylindrical guide rail (2), and the side roller bearings (7) are symmetrically arranged on one side of the roller slide block (4) and face the cylindrical guide rail (2).
  7. 7. A linear sliding table roller sliding block structure for a wide platform as claimed in claim 6, wherein the top roller bearing (6) and the side roller bearing (7) can adopt CF bearings or common bearings.

Description

Linear sliding table roller slider structure for wide platform Technical Field The utility model belongs to the technical field of cylindrical guide rail sliding table structures, and particularly relates to a linear sliding table roller slide block structure for a wide platform. Background The linear sliding table is generally widely used for motion control of automation equipment, and can be divided into a cylindrical guide rail sliding table and a square guide rail sliding table according to the type of the guide rail. The existing cylindrical guide rail sliding table system is generally composed of a left guide rail and a right guide rail, and two or three sliding blocks are installed on each guide rail and used for bearing a platform. The structure often causes uneven load distribution among sliding block rollers due to the problems of parallelism, height difference, assembly error and the like among left and right guide rails in the installation process, particularly when the sliding block rollers run at high speed, the bearing force of part of roller shafts is concentrated and damaged, the movement is unsmooth, noise and even equipment vibration occur, the service life and the precision are seriously influenced, and the traditional installation depends on high-precision tools or repeated disassembly and assembly, measurement and manual adjustment, so that the operation is complex and the efficiency is low. Therefore, a linear sliding table roller slider structure for a wide platform is needed, and the problem that installation in the prior art depends on a high-precision tool or is repeatedly disassembled and assembled and cannot be finely adjusted in the later period is solved. Disclosure of utility model The utility model aims to provide a linear sliding table roller sliding block structure for a wide platform, which solves the problems in the background technology. The linear sliding table roller sliding block structure for the wide platform comprises a platform plate, a cylindrical guide rail, pre-pressing adjusting screws, roller sliding blocks and fixing bolts, wherein the fixing bolts are symmetrically connected with the left side and the right side of the platform plate in a threaded mode, fixing thread grooves are symmetrically formed in the top surface of the roller sliding block, the roller sliding blocks are connected to the inner portions of the fixing thread grooves through the fixing bolts in a mounted mode and are arranged below the platform plate, top roller bearings and side roller bearings are respectively arranged on the side surfaces of the roller sliding blocks, the top roller bearings and the side roller bearings are respectively in rolling connection with the cylindrical guide rail, the pre-pressing adjusting screws are symmetrically connected with the left side of the platform plate in a threaded mode, and adjusting chute matched with the pre-pressing adjusting screws is formed in the top surface of the roller sliding block. In the scheme, a central hole is formed in the platform plate and used for installing a speed reducer or a motor. It is further worth to say that the quantity of gyro wheel slider is four, and the symmetry sets up around the bottom surface of platform board, and the inside of every gyro wheel slider is provided with two top gyro wheel bearings and two side gyro wheel bearings. It should be further noted that the head of the pre-pressing adjusting screw is conical, and the bevel angle is 30-45 degrees. As a preferable implementation mode, the top surface of the roller slide block on the left side is provided with an adjusting chute, the adjusting chute is of a 45-degree chute structure, and the central line of the pre-pressing adjusting screw deviates from the central line of the adjusting chute. As a preferred embodiment, the top roller bearings are symmetrically arranged above the roller slider facing the cylindrical guide rail, and the side roller bearings are symmetrically arranged on one side of the roller slider facing the cylindrical guide rail. As a preferred embodiment, the top and side roller bearings may be CF bearings or plain bearings. Compared with the prior art, the linear sliding table roller slider structure for the wide platform provided by the utility model at least has the following beneficial effects: (1) The structure allows the pre-pressing value to be corrected again only by fine adjustment of the pre-pressing adjusting screw after the installation is completed, thereby realizing on-site rapid and precise adjustment, and remarkably improving maintenance efficiency and on-site adaptive capacity. (2) The structure can effectively inhibit the shaking and vibration of the platform on the premise of not influencing normal movement, improves the precision and service life of the whole system, and is suitable for high-precision equipment. Drawings FIG. 1 is a schematic perspective view of the present utility model; FIG. 2 is a schematic cr