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CN-224209727-U - Valve body polishing structure for stop valve production

CN224209727UCN 224209727 UCN224209727 UCN 224209727UCN-224209727-U

Abstract

The utility model belongs to the field of stop valve polishing, in particular to a valve body polishing structure for stop valve production, which comprises a processing box, wherein the bottom of the processing box is fixedly communicated with a sand storage box, the surface of the sand storage box is fixedly connected with supporting legs, and the inner cavity of the processing box is provided with a supporting mechanism; according to the utility model, quartz sand, silicon carbide, steel shots and the like are adopted to clean and polish the surface of the stop valve, the protruding part of the wheel is attached to the inner wall of the transmission ring, the first motor drives the cam to rotate, the protruding part of the cam pushes the transmission ring to enable the movable plate to swing periodically, the movable plate swings omnidirectionally through the first ball seat, the telescopic rod and the second ball seat, the sand blasting coverage of the surface of the stop valve is improved, the telescopic rod is matched with the telescopic quantity adjustment, the dynamic supporting requirement of the swing of the movable plate can be actively adapted, the polishing quality of the special-shaped stop valve is ensured through a sand blasting process, and the polishing efficiency is improved through the matching of the supporting mechanism capable of swinging automatically.

Inventors

  • HUANG YAN
  • YANG FANG
  • Hua Jiong

Assignees

  • 无锡华益电力阀门有限公司

Dates

Publication Date
20260508
Application Date
20250509

Claims (7)

  1. 1. The valve body polishing structure for the production of the stop valve is characterized by comprising a processing box (1), wherein a sealing door (2) is rotationally connected with the processing box (1), a sand storage box (3) is fixedly communicated with the bottom of the processing box (1), a supporting leg (4) is fixedly connected to the surface of the sand storage box (3), and a supporting mechanism (5) is arranged in an inner cavity of the processing box (1); Supporting mechanism (5) are including fixed plate (501), one side fixedly connected with of fixed plate (501) is in the inner wall of processing case (1), one side fixedly connected with first ball seat (502) of fixed plate (501), the quantity of first ball seat (502) is provided with a plurality of, the equal fixedly connected with telescopic link (503) of surface of first ball seat (502), one end fixedly connected with second ball seat (504) of telescopic link (503), one side fixedly connected with fly leaf (505) of second ball seat (504), one side fixedly connected with of fixed plate (501) has first motor (506), the output fixedly connected with cam (507) of first motor (506), one side fixedly connected with driving ring (508) of fly leaf (505), the surface laminating of cam (507) is in the inner wall of driving ring (508), the opposite side of fly leaf (505) is provided with fixture (6).
  2. 2. The valve body polishing structure for stop valve production of claim 1, wherein the clamping mechanism (6) comprises two supporting plates (601), one side of each supporting plate (601) is fixedly connected to one side of the movable plate (505), an inner cavity of each supporting plate (601) is rotatably connected with an electric push rod (602), and one end of each electric push rod (602) is fixedly connected with a clamping plate (603).
  3. 3. The valve body polishing structure for stop valve production of claim 2, wherein a second motor (604) is fixedly arranged on one side of the supporting plate (601), and the output end of the second motor (604) is fixedly connected with one end of the electric push rod (602).
  4. 4. The valve body polishing structure for stop valve production according to claim 1, wherein one side of the processing box (1) is fixedly provided with a high-pressure pump (7), the input end of the high-pressure pump (7) is fixedly connected with a feed pipe (8), the output end of the high-pressure pump (7) is fixedly connected with a spray pipe (9), and the surface of the spray pipe (9) is fixedly connected with the inner wall of the processing box (1).
  5. 5. The valve body polishing structure for stop valve production of claim 4, wherein a connecting pipe (10) is fixedly communicated with the bottom of the sand storage box (3), and one end of the connecting pipe (10) is fixedly communicated with one end of a spray pipe (9).
  6. 6. The valve body polishing structure for stop valve production according to claim 1, wherein the inner wall of the processing box (1) is fixedly connected with a partition plate (11), the surface of the partition plate (11) is provided with a plurality of filter holes (12), and the number of the filter holes (12) is a plurality.
  7. 7. The valve body polishing structure for stop valve production according to claim 1, wherein an air pump (13) is fixedly arranged on one side of the processing box (1), the output end of the air pump (13) is fixedly connected with a telescopic air pipe (14), the surface of the telescopic air pipe (14) is arranged in the inner cavity of the processing box (1), and one end of the telescopic air pipe (14) is fixedly communicated with an air gun (15).

Description

Valve body polishing structure for stop valve production Technical Field The utility model relates to the field of stop valve polishing, in particular to a valve body polishing structure for stop valve production. Background The stop valve is also called a stop valve, and belongs to a forced sealing valve, when the valve is closed, pressure is required to be applied to a valve clack so as to force a sealing surface not to leak, when a medium enters the valve from the lower part of the valve clack, the resistance which is needed to be overcome by the operation force is the friction force of a valve rod and a filler and the thrust generated by the pressure of the medium, and the force for closing the valve is larger than the force for opening the valve, so that the diameter of the valve rod is larger, otherwise, the valve rod is subject to the bending-up fault, and the valve rod is divided into three types of flange connection, screw connection and welding connection according to the connection mode. The valve body polishing structure for the production of the stop valve is a key link in the manufacturing process of the stop valve, the design of the valve body polishing structure directly influences the surface quality, the sealing performance and the service life of the valve body, however, the traditional polishing equipment generally uses grinding stones or spherical abrasive materials, because the stop valve is an irregular special-shaped piece, the parts such as the concave-convex surface and dead angles of the surface are difficult to polish easily, the traditional polishing equipment mainly depends on manual operation, the polishing efficiency is further reduced due to instability of the manual operation, and misoperation easily occurs after the workers are tired. Disclosure of utility model In order to make up the defects of the prior art, the traditional polishing equipment generally uses grinding stones or spherical abrasives, and the problems that the surface of the valve body is difficult to polish on the uneven surface, dead angles and other parts and the like are difficult to polish due to the fact that the stop valve is an irregular special-shaped piece are solved. The technical scheme includes that the valve body polishing structure for production of the stop valve comprises a processing box, wherein a sealing door is rotatably connected with the processing box, a sand storage box is fixedly communicated with the bottom of the processing box, a supporting leg is fixedly connected to the surface of the sand storage box, and a supporting mechanism is arranged in an inner cavity of the processing box; The supporting mechanism comprises a fixing plate, one side of the fixing plate is fixedly connected with the inner wall of the processing box, one side of the fixing plate is fixedly connected with a first ball seat, the number of the first ball seats is multiple, the surface of the first ball seat is fixedly connected with a telescopic link, one end of the telescopic link is fixedly connected with a second ball seat, one side of the second ball seat is fixedly connected with a movable plate, one side of the fixing plate is fixedly provided with a first motor, the output end of the first motor is fixedly connected with a cam, one side of the movable plate is fixedly connected with a driving ring, the surface of the cam is attached to the inner wall of the driving ring, and the other side of the movable plate is provided with a clamping mechanism. Preferably, the clamping mechanism comprises two supporting plates, one side of each supporting plate is fixedly connected with one side of the movable plate, the inner cavity of each supporting plate is rotationally connected with an electric push rod, and one end of each electric push rod is fixedly connected with a clamping plate. Preferably, a second motor is fixedly arranged on one side of the supporting plate, and the output end of the second motor is fixedly connected with one end of the electric push rod. Preferably, a high-pressure pump is fixedly arranged on one side of the processing box, the input end of the high-pressure pump is fixedly connected with a feeding pipe, the output end of the high-pressure pump is fixedly connected with a spray pipe, and the surface of the spray pipe is fixedly connected with the inner wall of the processing box. Preferably, a connecting pipe is fixedly communicated with the bottom of the sand storage box, and one end of the connecting pipe is fixedly communicated with one end of the spray pipe. Preferably, the inner wall of the processing box is fixedly connected with a baffle, the surface of the baffle is provided with a plurality of filtering holes. Preferably, an air pump is fixedly arranged on one side of the processing box, the output end of the air pump is fixedly connected with a telescopic air pipe, the surface of the telescopic air pipe is arranged in the inner cavity of the processing box, and one end o