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CN-224223450-U - Gem grinding mechanism

CN224223450UCN 224223450 UCN224223450 UCN 224223450UCN-224223450-U

Abstract

The utility model discloses a precious stone grinding mechanism, which relates to the technical field of precious stone processing equipment and aims at solving the problem that the situation of uneven grinding plate can be generated when precious stones are ground at one point of the grinding plate for a long time in the prior art, the technical scheme is that two sides of a grinding roller are provided with bearing seats, movable plates are arranged under the bearing seats, the bearing seats are fixed on the movable plates, one side of the movable plates is provided with a motor II and a circulating and reciprocating mechanism, the output shaft of the motor II is provided with a belt wheel I, the belt wheel I is connected with the grinding roller through a conveying belt, the utility model discloses a circulating reciprocating mechanism which comprises a motor I, wherein a rotating wheel is arranged on an output shaft of the motor I, the eccentric position of the rotating wheel rotates to connect a connecting rod, and the other end of the connecting rod is connected with the bottom plate.

Inventors

  • ZHANG WANJIN
  • ZHU JIANWEI
  • ZHANG XINLEI
  • ZHANG GUODONG

Assignees

  • 新乡市至德精密设备有限公司

Dates

Publication Date
20260512
Application Date
20250520

Claims (6)

  1. 1. The utility model provides a precious stone grinding mechanism, includes fixture and grinding roller (3), fixture is located grinding roller (3) top, wherein grinding roller (3) both sides have bearing frame (6), there is fly leaf (2) bearing frame (6) below, bearing frame (6) are fixed to on fly leaf (2), there are motor two (5) and circulating reciprocating mechanism (4) fly leaf (2) one side, there is band pulley one (501) on the output shaft of motor two (5), band pulley one (501) pass through the conveyer belt with grinding roller (3) link to each other, fly leaf (2) below sliding connection bottom plate (1), circulating reciprocating mechanism (4) include motor one (401), there is runner (402) on the output shaft of motor one (401), runner (402) eccentric position rotates connecting rod (403), the connecting rod (403) other end with bottom plate (1) links to each other.
  2. 2. A gemstone grinding mechanism according to claim 1, wherein the grinding roller (3) comprises a rotating shaft (301), one side of the rotating shaft (301) is fixedly connected with a stop block (303), the other side of the rotating shaft (301) is fixedly connected with a supporting block (304), and the supporting block (304) and the stop block (303) are provided with a sand roller (302).
  3. 3. A precious stone grinding mechanism according to claim 2, wherein said support block (304) and said stopper (303) are boss-like, said stopper (303) has a maximum diameter larger than said Sha Gun (302) inner diameter, said Sha Gun (302) is slidably connected with said stopper (303) having a minimum diameter, said support block (304) has a maximum diameter identical to said stopper (303) having a minimum diameter, said support block (304) has a minimum diameter provided with a screw thread, said screw thread has a nut (305) attached thereto, and said nut (305) has an outer diameter larger than said Sha Gun (302) inner diameter.
  4. 4. A gemstone grinding mechanism according to claim 3, wherein said bearing housing (6) comprises a first component (601) and a second component (602), said first component (601) being detachably connected, said first component (601) and said second component (602) having a bearing (603) therebetween, said bearing (603) being fixed to both sides of said shaft (301), said shaft (301) having a second pulley (7) at an end thereof, said belt connecting said first pulley (501) to said second pulley (7).
  5. 5. The precious stone grinding mechanism of claim 1, wherein a sliding block (201) is fixedly connected to the bottom of the movable plate (2), a sliding rail (101) is fixedly connected to the top of the base plate (1), and the movable plate (2) is slidably connected with the base plate (1) through the sliding block (201) and the sliding rail (101).
  6. 6. A gemstone grinding mechanism according to claim 5, wherein the base plate (1) is provided with a connecting plate (102) on the side thereof, and the connecting rod (403) is rotatably connected to the connecting plate (102).

Description

Gem grinding mechanism Technical Field The utility model relates to the technical field of precious stone processing equipment, in particular to a precious stone grinding mechanism. Background Chinese patent CN214519244U discloses a sapphire crystal bar end face grinder, and the technical scheme who adopts includes bed body and pillar, and bed body one end four corners fixedly connected with pillar, the cavity has been seted up near pillar one end to the bed body, and the bed body is kept away from pillar one end one side fixedly connected with mount, the opening has been seted up away from pillar one end to the bed body, and sliding connection has the abrasive sheet seat in the opening, and abrasive sheet seat top has fixture, and the centre gripping has the precious stone on the centre gripping framework, is provided with drive adjusting device in the cavity, and bed body one end is kept away from to the mount is provided with drive arrangement. The technical scheme has the following defects that the precious stone is polished at one point of the polishing plate for a long time, and the uneven condition of the polishing plate can be generated. Disclosure of utility model The utility model aims to overcome the existing defects, and provides a precious stone grinding mechanism which can effectively solve the problems in the background technology. In order to achieve the above purpose, the utility model discloses a precious stone grinding mechanism, which adopts the technical scheme that the precious stone grinding mechanism comprises a holding mechanism and a grinding roller, wherein the holding mechanism is positioned above the grinding roller, bearing seats are arranged on two sides of the grinding roller, a movable plate is arranged below the bearing seats, the bearing seats are fixed on the movable plate, a motor II and a circulating reciprocating mechanism are arranged on one side of the movable plate, a belt wheel I is arranged on an output shaft of the motor II, the belt wheel I is connected with the grinding roller through a conveying belt, a bottom plate is connected below the movable plate in a sliding manner, the circulating reciprocating mechanism comprises a motor I, a rotating wheel is arranged on the output shaft of the motor I, a connecting rod is rotated at the eccentric position of the rotating wheel, and the other end of the connecting rod is connected with the bottom plate. As a preferable technical scheme of the utility model, the polishing roller comprises a rotating shaft, one side of the rotating shaft is fixedly connected with a stop block, the other side of the rotating shaft is fixedly connected with a supporting block, sand rollers are arranged on the supporting block and the stop block, and the supporting block and the stop block are used for fixing the sand rollers on the rotating shaft so as to realize synchronous rotation. As a preferable technical scheme of the utility model, the supporting block and the stop block are boss-shaped, the maximum diameter of the stop block is larger than the internal diameter Sha Gun, the sand roller is in sliding connection with the minimum diameter of the stop block, the maximum diameter of the supporting block is the same as the minimum diameter of the stop block, the minimum diameter of the supporting block is provided with threads, a nut is connected to the threads, the external diameter of the nut is larger than the internal diameter Sha Gun, and the sand roller can be directly slid towards the direction of the supporting block when the nut is detached, so that the sand roller can be quickly detached. As a preferable technical scheme of the utility model, the bearing seat comprises a first component and a second component, the first component is detachably connected, a bearing is arranged between the first component and the second component, the bearing is fixed on two sides of the rotating shaft, a belt wheel II is arranged at the end part of the rotating shaft, the belt wheel I and the belt wheel II are connected by the conveying belt, and the first component and the second component are required to be separated before the sand roller is detached, so that the sand roller is detached. As a preferable technical scheme of the utility model, the bottom of the movable plate is fixedly connected with a sliding block, the top of the bottom plate is fixedly connected with a sliding rail, and the movable plate is in sliding connection with the bottom plate through the sliding block and the sliding rail. As a preferable technical scheme of the utility model, a connecting plate is arranged on the side surface of the bottom plate, the connecting rod is rotationally connected with the connecting plate, and when the circulating reciprocating mechanism rotates, the connecting rod and the connecting plate drive the movable plate to do circulating reciprocating movement around the bottom plate. Compared with the prior art, the sand roller quick replacem