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CN-122014746-A - High-reliability linear slide rail with lubricating oil path structure

CN122014746ACN 122014746 ACN122014746 ACN 122014746ACN-122014746-A

Abstract

The invention discloses a high-reliability linear sliding rail with a lubricating oil way structure, which comprises a sliding rail, wherein a sliding block is connected to the sliding rail in a sliding way, the bottom end of the sliding block is fixedly provided with a bottom frame, and the bottom frame is made of engineering plastics, and is made of PPS or PEEK materials and used for supporting and protecting the sliding block. According to the invention, through the outer wall scraping mechanism linearly arranged inside the sliding block, stepped cleaning of the surface of the steel ball is realized, the cleaning base blocks are annularly distributed and are precisely attached to the surface of the steel ball, the steel ball can be guided to smoothly enter a cleaning area by matching with the 40-degree inclined guide grooves, the mixture of dust, scraps and lubricating oil can be effectively scraped, scraped impurities are intensively discharged through a conveying channel formed by the circulation grooves, the connecting pipes and the like, the backflow prevention blocking blocks in the channel can prevent the impurities from flowing backwards, the lubricating oil in the mixture can reduce the friction of the channel and form a sealing barrier, the penetration of external impurities is prevented, and the internal blocking of the device is avoided from the source.

Inventors

  • LIANG HONGCHUAN
  • Zi Yiqun
  • XU RAN
  • WU YIXIAO
  • ZHU CHENGCAI

Assignees

  • 深圳市三雅科技有限公司

Dates

Publication Date
20260512
Application Date
20260310

Claims (10)

  1. 1. A high reliability linear slide having a lubrication circuit structure, comprising: Slide rail (1), sliding connection has slider (2) on slide rail (1), the bottom fixed mounting of slider (2) has chassis (3), the inside of slider (2) is fillet rectangle rotation and is connected with a plurality of steel balls (4), and extrusion fit between steel balls (4) and slider (2), the internally mounted of slider (2) has a plurality of outer wall scraping mechanism (5), and outer wall scraping mechanism (5) are linear arrangement for clear up the surface attachment of steel balls (4), one side of outer wall scraping mechanism (5) is equipped with outer wall oiling mechanism (6), and outer wall oiling mechanism (6) are linear installation in the inside of slider (2), are used for carrying out the oiling treatment to steel ball (4) surface after the clearance; The outer wall scraping mechanism (5) comprises a fixed ring (7) fixedly mounted inside the sliding block (2), an elastic connecting arm (8) is fixedly mounted on one side of the fixed ring (7) at equal intervals, cleaning base blocks (9) are mounted at the end parts of the elastic connecting arm (8), a plurality of cleaning base blocks (9) are distributed in a ring shape, the surfaces of the cleaning base blocks (9) and the steel balls (4) are mutually extruded and matched, and attachments on the surfaces of the steel balls (4) are cleaned.
  2. 2. The high-reliability linear slide rail with the lubricating oil path structure according to claim 1, wherein the cleaning base blocks (9) are provided with guide grooves (10) towards the end parts of the steel balls (4), the guide grooves (10) are obliquely arranged at 40 degrees, a plurality of the cleaning base blocks (9) are enclosed to form a central area, and the guide grooves (10) are used for guiding the steel balls (4) into the central area.
  3. 3. The high-reliability linear slide rail with the lubricating oil path structure according to claim 2, wherein the outer wall scraping mechanism (5) further comprises a circulation groove (11) formed in the cleaning base block (9), connecting pipes (12) are fixedly installed at the end portions of the cleaning base block (9), connecting rings (13) are installed at the end portions, far away from the cleaning base block (9), of the connecting pipes (12), a discharging pipe (14) is fixedly installed at one end of each connecting ring (13), a discharging hole (15) is formed in the bottom end of the bottom frame (3), and the discharging holes (15) are fixedly connected with the end portions of the discharging pipes (14).
  4. 4. The high-reliability linear slide rail with the lubricating oil path structure according to claim 3, wherein one side of the circulation groove (11) close to the cleaning end of the cleaning base block (9) is provided with an inclined surface structure for guiding cleaned impurities so that the impurities can be smoothly discharged along the circulation groove (11), and a backflow prevention blocking block is arranged at a position of the circulation groove (11) close to the cleaning end of the cleaning base block (9) and used for preventing the discharged impurities from flowing back to a cleaning area.
  5. 5. The high-reliability linear slide rail with the lubricating oil path structure according to claim 4, wherein the fixing ring (7) is fixedly provided with a supporting arm (16) at one side far away from the elastic connecting arm (8), the supporting arm (16) is matched with the cleaning base block (9), and the end part of the supporting arm (16) can apply extrusion force to the cleaning base block (9) so as to support the cleaning base block (9).
  6. 6. The high-reliability linear slide rail with the lubricating oil path structure according to claim 5, wherein the outer wall oiling mechanism (6) comprises an installation cylinder (17) which is fixedly installed inside a sliding block (2) at equal intervals, a jacking column (18) is fixedly installed at the top end of the installation cylinder (17), a rubber column (19) is installed inside the jacking column (18), an extrusion column (21) is connected to the bottom end of the installation cylinder (17) in a sliding manner, an installation ring (22) is sleeved at the top end of the extrusion column (21), an elastic strip (23) is fixedly installed on the outer ring of the installation ring (22) at equal intervals, an installation frame (25) is fixedly installed between the end of the elastic strip (23) and the inner wall of the installation cylinder (17), a limit column (26) is fixedly installed at the bottom end of the installation frame (25), and the limit column (26) is in extrusion fit with the extrusion column (21).
  7. 7. The high-reliability linear slide rail with the lubricating oil path structure according to claim 6, wherein the bottom end of the mounting cylinder (17) is provided with a matching groove (20) which is in extrusion fit with the end part of the extrusion column (21), and the bottom end of the extrusion column (21) is arranged in a semicircular shape.
  8. 8. The high-reliability linear slide rail with the lubricating oil path structure of claim 7, wherein the bottom end of the mounting cylinder (17) is provided with a mounting groove, and a fitting sponge (27) is fixedly arranged in the mounting groove at the bottom end of the mounting cylinder (17).
  9. 9. The high-reliability linear slide rail with the lubricating oil path structure according to claim 8, wherein the two ends of the underframe (3) are respectively provided with a placing groove, the placing grooves at the two ends of the underframe (3) are respectively fixedly provided with a special-shaped sponge (28), and the end surfaces of the special-shaped sponge (28) are mutually attached to the surface of the slide rail (1).
  10. 10. The high-reliability linear slide rail with the lubricating oil path structure of claim 9, wherein sliding grooves which are in sliding fit with the slide rail (1) are formed in two ends of the underframe (3), and protruding blocks which are in sliding fit with the slide rail (1) are symmetrically formed in the side walls of the sliding grooves in two ends of the underframe (3).

Description

High-reliability linear slide rail with lubricating oil path structure Technical Field The invention relates to the technical field of linear sliding rails, in particular to a high-reliability linear sliding rail with a lubricating oil circuit structure. Background The linear slide rail is also called as linear guide rail, linear rail, etc. and is a mechanical component for supporting and guiding moving component to make it make reciprocating linear motion according to given direction, and is formed from slide rail, slide block and rolling body (ball or roller), and its surface is equipped with precise rollaway nest, and the rolling body is mounted in the slide block, and the rolling body can be used for rolling along the linear motion of slide rail. During normal operation of the linear slide rail, dust or scraps in the environment are inevitably attached to the surface of the slide rail, and the grains are easily brought between the steel balls and the roller path when the slide block reciprocates and are mixed with lubricating oil on the surface of the steel balls, so that oil sludge containing impurities is formed. Along with the increase of the running time, the mixture is continuously accumulated, so that the rolling smoothness of the steel balls can be gradually influenced, even the steel balls are blocked in a circulation channel when the steel balls are severe, meanwhile, the mixed hard chips can scratch or accelerate abrasion on the surfaces of the steel balls, the surface roughness of the steel balls is increased, the friction resistance between the steel balls and a track of a sliding rail is increased, the overall running resistance is obviously increased, and obvious blocking feeling and unsmooth performance appear when the steel balls move. Therefore, how to design a high-reliability linear slide rail with a lubrication oil path structure is a technical problem that needs to be solved by the current technicians. Disclosure of Invention The invention aims to provide a high-reliability linear sliding rail with a lubricating oil path structure so as to solve the problems in the background art. In order to solve the technical problems, the invention adopts the following technical scheme: The utility model provides a high reliability linear slide rail that possesses lubricated oil circuit structure, specifically includes the slide rail, sliding connection has the slider on the slide rail, the bottom fixed mounting of slider has the chassis, and the chassis adopts engineering plastics to make, selects PPS or PEEK material for support and protection to the slider, the inside of slider is the rectangle rotation of fillet and is connected with a plurality of steel balls, and extrudees the cooperation between steel ball and the slider, the internally mounted of slider has a plurality of outer wall scraping mechanism, and outer wall scraping mechanism is linear arrangement for clear up the surface attachment of steel ball, make the steel ball that carries out the circulation in entering into the device keep the clean degree on surface, thereby make the device can stably operate, one side of outer wall scraping mechanism is equipped with outer wall oiling mechanism, and outer wall oiling mechanism is the inside of linear installation at the slider for carry out oiling treatment to the steel ball surface after the clearance, lubricate the surface of steel ball, promote the running smoothness of steel ball and can protect the surface of steel ball, make the device better operate. Further, outer wall scraping mechanism includes fixed mounting at the inside solid fixed ring of slider, one side equidistance fixed mounting of solid fixed ring has the elastic connection arm, the clearance basic block is all installed to the tip of elastic connection arm, and a plurality of clearance basic blocks are annular distribution, and the clearance basic block is the mutual extrusion cooperation in surface of steel ball, clear up the attachment on steel ball surface, outer wall scraping mechanism is still including seting up the circulation groove inside the clearance basic block, the equal fixed mounting of tip of clearance basic block has the connecting pipe, and the connecting pipe is kept away from the tip of clearance basic block and all is installed the connectivity ring, the one end fixed mounting of connectivity ring has the discharging pipe, the discharge gate has been seted up to the chassis bottom, and the tip fixed connection of discharge gate and discharging pipe. In the running process of the device, the inner steel balls are always kept in a joint state with the surface of the sliding rail, when the sliding block moves reciprocally along the sliding rail, the steel balls joint with the sliding rail synchronously enter the inner cavity of the sliding block along with the movement of the sliding block, after the steel balls enter the sliding block, the steel balls sequentially pass through a plurality of out