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CN-121989378-A - Graphite product processing main shaft device

CN121989378ACN 121989378 ACN121989378 ACN 121989378ACN-121989378-A

Abstract

The invention relates to the technical field of spindle devices, and discloses a graphite product processing spindle device which is arranged at one end of a spindle body and comprises a plate body, A plurality of openings are formed in the outer surface of the plate body at equal intervals in the circumferential direction, and a plurality of second plate bodies are respectively arranged between the inner walls of the openings. According to the invention, the shape of the V-shaped opening is matched with the shape of the clamping jaw, so that the V-shaped opening is always attached to the outer surface of the clamping jaw when the clamping jaw moves, powder dust is prevented from entering the inside of the chuck from the opening, the clamping jaw is prevented from being blocked by graphite powder when the clamping jaw is used, the use precision of the clamping jaw is ensured, the third plate body moves towards the direction of the opposite clamping jaw away from the plate body, graphite powder at the joint position of the third plate body and the clamping jaw is pushed out, the graphite powder is prevented from accumulating at the joint position of the third plate body and the clamping jaw, the accurate clamping of a subsequent graphite round rod is prevented from being influenced, and the precision of a loader is ensured.

Inventors

  • ZHU SHIGAO
  • ZHU WEIGUANG

Assignees

  • 巴中意科碳素股份有限公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (10)

  1. 1. The utility model provides a graphite goods processing spindle unit, its one end that sets up in main shaft body (100), the one end of main shaft body (100) is provided with a plurality of clamping jaw (110), a plurality of mounting groove (120) have been seted up to the one end of main shaft body (100), clamping jaw (110) set up between the inner wall of mounting groove (120) to can follow the axis motion of mounting groove (120), its characterized in that, graphite goods processing spindle unit includes: a first plate body (200) having a plurality of openings (210) formed in the circumferential direction of the outer surface thereof at equal intervals; the second plate bodies (300) are respectively arranged between the inner walls of the openings (210) and can move along the axial direction of the openings (210), and one ends of the second plate bodies (300) are respectively provided with V-shaped openings (330); The third plate bodies (400) are arranged between the inner walls of the V-shaped openings (330), the third plate bodies (400) are arranged to be capable of driving the third plate bodies (400) to move along the axial direction of the openings (210) when the second plate bodies (300) move along the axial direction of the openings (210), and the third plate bodies (400) are arranged to be capable of moving along the direction close to or far from the first plate bodies (200).
  2. 2. The graphite product processing spindle device according to claim 1, wherein the outer surface of the third plate body (400) is disposed in contact with the outer surface of the clamping jaw (110), and the outer surface of the first plate body (200) is in contact with the end surface of one end of the spindle body (100).
  3. 3. The graphite product processing spindle device according to claim 1, wherein limiting grooves (211) are formed in inner walls of two opposite sides of the opening (210), limiting blocks (310) are arranged on outer surfaces of two opposite sides of the second plate body (300), the limiting blocks (310) are slidably mounted on inner walls of the limiting grooves (211), first tension springs (320) are fixedly connected to outer surfaces of the limiting blocks (310) close to the third plate body (400), the other ends of the first tension springs (320) are fixedly connected with inner walls of one ends of the limiting grooves (211) close to the third plate body (400), two first sliding grooves (331) are symmetrically formed in inner walls of the V-shaped opening (330), two sliding blocks (410) are symmetrically formed in outer surfaces of the third plate body (400), and the two sliding blocks (410) are slidably mounted on inner walls of the two first sliding grooves (331) respectively.
  4. 4. The graphite product processing spindle device according to claim 3, wherein the first plate body (200) is rotatably mounted with a rotating shaft (900) near the outer surface of one side of the spindle body (100), a driving rod (910) is fixedly mounted on the inner wall of one end penetrating opening (210) of the rotating shaft (900), the central axis of the driving rod (910) and the central axis of the rotating shaft (900) are parallel to each other and eccentrically arranged, a protruding part (420) is fixedly arranged on the outer surface of the third plate body (400), a through groove (421) is formed in the protruding part (420) in a penetrating manner, and the driving rod (910) is arranged in the through groove (421) and slidably mounted with the inner wall of the through groove (421).
  5. 5. The graphite product processing spindle device according to claim 4, wherein a square hole is formed in the outer surface of the first plate body (200) in a penetrating manner, a cylinder body (500) is inserted between inner walls of the square hole in a sliding manner, a plurality of racks (1200) are fixedly arranged on an end face, close to one end of the rotating shaft (900), of the cylinder body (500), the end face, close to the other end of the cylinder body (500), protrudes out of the outer surface of the first plate body (200), a gear (1100) is fixedly arranged at the other end of the rotating shaft (900), and the gear (1100) is meshed with the racks (1200).
  6. 6. The graphite product processing spindle device according to claim 5, wherein a sinking groove (220) is formed in the outer surface of the first plate body (200) close to one side of the rotating shaft (900), a plurality of second tension springs (530) are fixedly connected to the outer surface of the cylinder body (500), the other ends of the second tension springs (530) are fixedly connected to the bottom wall of the sinking groove (220), a plurality of baffle columns (520) are fixedly connected to the outer surface of the cylinder body (500), and the other ends of the baffle columns (520) are abutted to the bottom wall of the sinking groove (220).
  7. 7. The graphite product processing spindle device according to claim 6, wherein the slot (230) is formed in the inner wall of the opening (210), the slot (230) is communicated with the sink (220), the second plate body (300) is slidably mounted in the inner wall of the slot (230), the first rod body (700) is fixedly connected to the outer surface of one side of the cylinder body (500), the ejector rods (1000) are fixedly connected to one of the outer surfaces of the second plate bodies (300), and the end surfaces of the ejector rods (1000) are abutted to the end surfaces of the first rod body (700).
  8. 8. The graphite product processing spindle device according to claim 7, wherein a through hole (510) is formed in the cylinder (500) in a penetrating manner, a cylinder (600) is inserted between inner walls of the through hole (510) in a sliding manner, a plurality of protrusions (610) are formed in an end face of one end of the cylinder (600), a spring (1400) is fixedly connected to the other end of the cylinder (600), a mounting plate (1300) is fixedly connected to the inner wall of the through hole (510), and the other end of the spring (1400) is fixedly connected to the outer surface of the mounting plate (1300).
  9. 9. The graphite product processing spindle device according to claim 8, wherein a second chute (710) is formed in the lower surface of the first rod body (700), a second rod body (800) is slidably inserted into the inner wall of the second chute (710), a guide post (820) is fixedly connected to the inner wall of the through hole (510) at one end of the second rod body (800), a curved slot (620) is formed in the end surface of the other end of the cylinder (600), the guide post (820) is slidably mounted with the inner wall of the curved slot (620), and the depth of the curved slot (620) is larger than the length of the guide post (820).
  10. 10. The graphite product processing spindle device according to claim 9, wherein the other end of the second rod body (800) is fixedly connected with a top block (830), the end face of the top block (830) is flush with the end face of the first rod body (700), the end face of the other end of the second rod body (800) is fixedly connected with a third tension spring (810), and the other end of the third tension spring (810) is fixedly connected with the inner wall of the second chute (710) close to one end of the top rod (1000).

Description

Graphite product processing main shaft device Technical Field The invention relates to the technical field of spindle devices, in particular to a spindle device for processing graphite products. Background The graphite products are various products prepared from natural graphite or artificial graphite serving as a raw material through a series of processing processes (such as forming, roasting, dipping, graphitizing and the like). Graphite possesses many excellent properties due to its unique crystal structure, making graphite articles an indispensable role in a variety of industrial fields. When the graphite product is processed, a lathe is required to be used for turning the graphite round bar, so that the subsequent use requirement is met. The existing graphite round bar can generate a lot of powder granular cuttings during turning, the graphite round bar can be clamped through a chuck on a main shaft during turning, and a mounting groove for clamping jaws is formed in the chuck, because graphite powder is very fine and easily enters into the mounting groove, and therefore the graphite powder enters into a spiral groove of the chuck, because graphite particles are extremely fine and hard, after the graphite particles are filled in a gap, huge friction resistance is formed, so that a spanner is not twisted, clamping jaws are difficult to advance and retreat, even the clamping jaws are completely clamped, and meanwhile, the relative positions of the clamping jaws and a chuck body are changed due to powder accumulation, so that the jump amount (diameter jump and end jump) of the chuck exceeds standard, and the machining precision is affected. Disclosure of Invention The invention aims to solve the defects in the prior art, and provides a graphite product processing main shaft device. In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a graphite goods processing spindle unit, its one end that sets up in the main shaft body, the one end of main shaft body is provided with a plurality of clamping jaw, a plurality of mounting groove has been seted up to the one end of main shaft body, the clamping jaw sets up between the inner wall of mounting groove to can follow the axis motion of mounting groove, graphite goods processing spindle unit includes: The first plate body is provided with a plurality of openings in the circumferential direction of the outer surface at equal intervals; the second plate bodies are respectively arranged between the inner walls of the openings and can move along the axial direction of the openings, and one ends of the second plate bodies are provided with V-shaped openings; The third plate bodies are arranged between the inner walls of the V-shaped openings, and can be driven to move along the axial direction of the openings when the second plate bodies move along the axial direction of the openings. As a further scheme of the invention, the outer surface of the third plate body is attached to the outer surface of the clamping jaw, and the outer surface of the first plate body is attached to the end face of one end of the main shaft body. As a further scheme of the invention, the inner walls of the two opposite sides of the opening are respectively provided with a limit groove, the outer surfaces of the two opposite sides of the second plate body are respectively provided with a limit block, the limit blocks are slidably arranged with the inner walls of the limit grooves, the outer surfaces of the limit blocks close to the third plate body are fixedly connected with first tension springs, the other ends of the first tension springs are fixedly connected with the inner walls of the limit grooves close to one end of the third plate body, two first sliding grooves are symmetrically arranged on the inner walls of the V-shaped opening, two sliding blocks are symmetrically arranged on the outer surfaces of the third plate body, and the two sliding blocks are slidably arranged with the inner walls of the two first sliding grooves respectively. As a further scheme of the invention, the outer surface of the first plate body, which is close to one side of the main shaft body, is rotatably provided with a rotating shaft, the inner wall of one end of the rotating shaft, which penetrates through the opening, is fixedly provided with a driving rod, the central axis of the driving rod and the central axis of the rotating shaft are mutually parallel and eccentrically arranged, the outer surface of the third plate body is fixedly provided with a protruding part, the inside of the protruding part is penetrated and provided with a through groove, and the driving rod is arranged in the through groove and is slidably arranged with the inner wall of the through groove. As a further scheme of the invention, a square hole is formed in the outer surface of the first plate body in a penetrating manner, a cylinder body is inserted betwee