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CN-121973088-A - Intelligent grinding equipment for slide valve seat

CN121973088ACN 121973088 ACN121973088 ACN 121973088ACN-121973088-A

Abstract

The invention discloses intelligent grinding equipment for a slide valve seat, which relates to the technical field of slide valve seat grinding and comprises a base, a slide valve seat and a positioning tray, wherein the slide valve seat and the positioning tray are integrated workpieces during grinding, a grinding surface is arranged in the slide valve seat, a grinding host is arranged on the base, an oilstone placing table is arranged on the base, an oilstone cleaning machine is arranged on a protecting shell, an oilstone vision camera is arranged on the base and used for observing the state of a grinding surface on the oilstone after grinding, and a mechanical arm is arranged in the base.

Inventors

  • LIU LIANG
  • ZHANG BO
  • YIN YUNSHAN
  • WANG DING

Assignees

  • 成都广屹实业发展有限公司

Dates

Publication Date
20260505
Application Date
20260327

Claims (7)

  1. 1. The intelligent grinding equipment for the slide valve seat comprises a base (101), the slide valve seat (60) and a positioning tray (70), wherein the slide valve seat (60) and the positioning tray (70) are an integral workpiece during grinding, and a grinding surface (601) is arranged in the slide valve seat (60), and the intelligent grinding equipment is characterized in that a grinding host machine (20) is arranged on the base (101), an oilstone placing table (40) is arranged on the base (101), a plurality of oilstones (50) are placed in the oilstone placing table (40), and the oilstone placing table (40) is used for placing and detecting the thickness of the oilstones (50); The oil stone cleaning machine (80) is arranged on the protective shell (102), and the oil stone cleaning machine (80) is used for cleaning the grinding surface of the oil stone (50); The base (101) is provided with an oilstone visual camera (90), and the oilstone visual camera (90) is used for observing the state of an abrasive surface of the oilstone (50) after being ground; The mechanical arm (30) is arranged in the base (101), and the mechanical arm (30) is used for clamping and enabling the whetstone (50) to move to devices on the grinding main machine (20), the whetstone placing table (40) and the whetstone cleaning machine (80).
  2. 2. The intelligent grinding equipment for the slide valve seat is characterized in that the grinding host machine (20) comprises a supporting platform (200), one side of the supporting platform (200) is provided with a roller conveyor (201), the roller conveyor (201) is used for conveying the slide valve seat (60) and a positioning tray (70) to a clamping position in the grinding host machine (20), two sides of the supporting platform (200) are rotatably provided with clamping claw plates (202) for clamping the slide valve seat (60), and the clamping claw plates (202) are matched with the roller conveyor (201) in a pressing mode to limit the slide valve seat (60) and the oilstone cleaning machine (80); The support platform (200) is provided with a reciprocating movement assembly, and the reciprocating movement assembly is used for driving the oilstone (50) to reciprocate, so that the oilstone (50) can finish grinding the grinding surface (601) in the slide valve seat (60) through reciprocating movement; The uniform pressing assembly is used for pressing the oilstone (50), enabling the oilstone (50) to be fully contacted with the grinding surface (601), and applying downward force to the oilstone (50) for grinding.
  3. 3. The intelligent grinding equipment for the sliding valve seat is characterized in that the reciprocating movement assembly comprises a screw rod (203), the screw rod (203) is rotatably arranged in a supporting platform (200), the screw rod (203) is driven by a servo motor, a sliding block (204) is slidably arranged on the supporting platform (200), the sliding block (204) is connected with the screw rod (203) through threads, a cross rod (205) is fixedly arranged on one side, far away from the supporting platform (200), of the sliding block (204), a limit cylinder (206) is arranged at one end, far away from the sliding block (204), of the cross rod (205), a limit block (207) is fixedly arranged at the moving end of the limit cylinder (206), the limit block (207) is slidably arranged in the cross rod (205), the limit block (207) is used for being clamped into an oilstone (50) and is connected with the limit block, after the limit block (207) is contacted with the oilstone (50), the oilstone (50) can be driven by the sliding block (204) to move, and the limit block (207) can be completely hidden inside the cross rod (205) after being contracted.
  4. 4. The intelligent grinding equipment for the slide valve seat is characterized in that the uniform pressing assembly comprises a pressing rod (210), a fixed table (211) and a roller (213), a rotating shaft (212) is fixedly installed on the pressing rod (210), the rotating shaft (212) is rotationally connected with the fixed table (211), the fixed table (211) is fixedly installed on a supporting platform (200), the roller (213) is rotationally installed at one end, close to the slide valve seat (60), of the pressing rod (210), the roller (213) is in rolling contact with the oilstone (50), and the oilstone (50) is pressed by the roller (213) in use, so that the oilstone (50) can be in tight contact with a grinding surface (601) in reciprocating movement for grinding.
  5. 5. The intelligent grinding equipment for the slide valve seat according to claim 4, wherein a plurality of pressure cylinders (209) are rotatably arranged at one ends of the compression rods (210) far away from the rollers (213), the pressure cylinders (209) are used for providing pressure to the rollers (213) on the oilstone (50), a limiting table (208) is rotatably arranged at the other ends of the pressure cylinders (209), the limiting table (208) is fixedly arranged on the supporting platform (200), and the pressure cylinders (209) are connected with an external air pipe.
  6. 6. The intelligent grinding equipment for the slide valve seat is characterized in that the mechanical arm (30) consists of a rotating base (301), a connecting joint (302), an end joint (303) and a rotating joint (304), a mounting table (305) is fixedly arranged at one end of the rotating joint (304), a grinding surface visual camera (306) is arranged on one side of the mounting table (305), the grinding surface visual camera (306) is used for detecting a grinding surface (601), an air nozzle is arranged on one side of the grinding surface visual camera (306) and used for spraying high-pressure gas, the air nozzle on one side of the grinding surface visual camera (306) is used for blowing powder on the grinding surface (601), and data of the grinding surface (601) measured by the grinding surface visual camera (306) are pictures and are used for carrying out heavy analysis on scratches and foreign matters on the grinding surface (601).
  7. 7. The intelligent grinding equipment for the slide valve seat is characterized in that a clamping jaw sliding rail (307) is fixedly arranged on one side of the mounting table (305), an included angle between the clamping jaw sliding rail (307) and the grinding surface vision camera (306) is ninety degrees, an oilstone clamping jaw (308) is slidably arranged on the clamping jaw sliding rail (307), and the oilstone clamping jaw (308) is symmetrically arranged on the clamping jaw sliding rail (307) and used for clamping oilstones (50).

Description

Intelligent grinding equipment for slide valve seat Technical Field The invention relates to the technical field of grinding of slide valve seats, in particular to intelligent grinding equipment for a slide valve seat. Background The surface quality of the slide valve seat is used as a core component in a precise hydraulic control element, and directly influences the sealing performance, response speed and reliability of a hydraulic system. The method is widely used in the fields of high-speed rails, motor cars and the like, the requirements on the surface roughness, flatness and geometric accuracy of the installation of the sliding valve seat in the fields are extremely high, and the micron-sized machining accuracy is usually realized through a precise grinding process. In the prior art, the traditional grinding process mostly adopts manual operation or semi-automatic equipment, relies on the experience of operators to check the surface state of the whetstone, so that the problems of scratches, pits or uneven grinding and the like can occur on the grinding surface of a slide valve seat in specific operation, the production efficiency is limited by the proficiency and fatigue degree of manual operation, the consistency processing of batch products is difficult to realize, in addition, the traditional grinding equipment often lacks a real-time monitoring means for the grinding process, the surface defects (such as scratches and edges) or the worn state of the whetstone cannot be found in time in the grinding process, the rejection rate is increased, and meanwhile, the quality detection after grinding needs to rely on offline measuring equipment, so that the hysteresis exists, and the closed-loop quality control is difficult to realize. Disclosure of Invention Aiming at the technical problems, the invention provides the following technical scheme: The intelligent grinding equipment for the slide valve seat comprises a base, the slide valve seat and a positioning tray, wherein the slide valve seat and the positioning tray are integrated with each other during grinding, a grinding surface is arranged in the slide valve seat, and a dust collection opening is formed in the positioning tray and used for enabling ground powder to flow out. Further, be provided with the whetstone on the base and place the platform, placed a plurality of whetstones in the whetstone and placed the platform, the whetstone is placed the platform and is used for placing and detecting whetstone thickness, the whetstone of placing in the whetstone is placed its grinding accuracy in proper order and is progressively increased in proper order and place. Further, the protecting shell is provided with an oilstone cleaning machine, and the oilstone cleaning machine is used for cleaning the grinding surface of the oilstone. Further, be provided with the oilstone vision camera on the base, the oilstone vision camera is used for observing the state of grinding surface after the grinding on the oilstone, the oilstone vision camera mainly detects through visual analysis, detects the focus and is the distribution of metal clastic on the oilstone grinding surface. Further, be provided with the arm in the base, the arm is used for the centre gripping and lets the whetstone remove the device on grinding host computer, whetstone place platform, the whetstone cleaning machine. Further, the grinding host comprises a supporting platform, one side of the supporting platform is provided with a roller conveyor, the roller conveyor is used for conveying the slide valve seat and the positioning tray to the clamping position in the grinding host, clamping claw plates are rotatably arranged on two sides of the supporting platform and used for clamping the slide valve seat, the clamping claw plates rotate under the control of a cylinder, the clamping claw plate clamping points are located at the joint of the slide valve seat and the oilstone cleaning machine, and the clamping claw plates are matched with the roller conveyor in a pressing mode to complete limiting of the slide valve seat and the oilstone cleaning machine. Further, the support platform is provided with a reciprocating movement assembly, the reciprocating movement assembly is used for driving the oilstone to reciprocate, so that the oilstone can finish grinding the grinding surface in the slide valve seat through reciprocating movement, the uniform pressing assembly is used for pressing the oilstone, so that the oilstone can be fully contacted with the grinding surface, and downward force is applied to the oilstone for grinding. Further, reciprocating motion subassembly includes the lead screw, the lead screw rotates and installs in supporting platform, the lead screw passes through servo motor drive, slidable mounting has the sliding block on the supporting platform, the sliding block passes through threaded connection with the lead screw, the lead screw rotates back drive sliding block and reciproca