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CN-224221569-U - Centrifugal machine turning device

CN224221569UCN 224221569 UCN224221569 UCN 224221569UCN-224221569-U

Abstract

The utility model relates to the technical field of centrifuges, and discloses a centrifuge overturning device which comprises a base, wherein a cylindrical centrifuge shell is arranged on the base, a cover plate is arranged at an opening at the top of the centrifuge shell, a slot is formed in a shell at the opening of the centrifuge shell, an inserting block in insertion limit fit with the slot is fixedly arranged at the bottom of the cover plate, a chute is formed in the shell of the centrifuge shell, a clamping groove is formed in the inserting block, a clamping block is slidably arranged in the chute and is slidably clamped with the clamping groove, a sliding shaft is fixedly arranged at the bottom of the cover plate, the sliding shaft vertically penetrates through a side shell of the centrifuge shell downwards, a linkage assembly and a driving assembly are arranged between the centrifuge shell and the base, the clamping block is in transmission fit with the centrifuge shell through the linkage assembly, and the sliding shaft is in transmission fit with the centrifuge shell through the driving assembly. The cover plate can be automatically disassembled and assembled when the centrifuge shell moves up and down, and has high automation degree and high centrifugal production efficiency.

Inventors

  • REN SHIGUANG
  • YU XINJIE

Assignees

  • 烟台优迈精密机械有限公司

Dates

Publication Date
20260512
Application Date
20250605

Claims (10)

  1. 1. A centrifugal machine overturning device comprises a base (1) and is characterized in that a barrel-shaped centrifugal machine shell (10) is movably arranged above the base (1), and a cover plate (11) is arranged at an opening at the top of the centrifugal machine shell (10); A slot (19) is formed in a shell at the opening of the centrifuge shell (10), and an inserting block (18) which is in inserting limit fit with the slot (19) is fixedly arranged at the bottom of the cover plate (11); The centrifugal machine comprises a shell, a clamping block (20), a clamping groove contrast chute, a clamping block (20) and a clamping groove, wherein the shell of the centrifugal machine shell (10) is internally provided with a chute along the radial direction, and the clamping block (18) is radially provided with a clamping groove along the centrifugal machine shell (10); A sliding shaft (27) is fixedly arranged at the bottom of the cover plate (11), and the sliding shaft (27) vertically penetrates through the side part shell of the centrifuge shell (10) downwards; A linkage assembly and a driving assembly are arranged between the centrifuge shell (10) and the base (1); The clamping block (20) is in transmission fit with the centrifuge shell (10) through a linkage assembly, and the linkage assembly is used for driving the clamping block (20) to slide along the radial direction of the centrifuge shell (10); The sliding shaft (27) is in transmission fit with the centrifuge shell (10) through a driving assembly, and the driving assembly is used for driving the sliding shaft (27) to slide along the axial direction of the centrifuge shell (10) and driving the sliding shaft (27) to rotate.
  2. 2. The centrifugal machine overturning device according to claim 1 is characterized in that the linkage assembly comprises a sliding rod (24), a mounting groove with a downward notch is formed in a side shell of the centrifugal machine shell (10) along the vertical direction, the sliding rod (24) penetrates into the mounting groove upwards and is in limit sliding fit with the mounting groove, a pulling block (23) is fixedly arranged at the top end of the sliding rod (24), a pull rope (22) is fixedly arranged between the pulling block (23) and a clamping block (20), a connecting groove for the pull rope (22) to move is formed in the side shell of the centrifugal machine shell (10), the connecting groove is communicated with the mounting groove and a sliding groove, a first spring (21) is arranged in the sliding groove along the sliding direction of the clamping block (20), the first spring (21) is fixedly connected with the side shell of the centrifugal machine shell (10), a top block (26) is fixedly arranged at the bottom end of the sliding rod (24), a second spring (25) is fixedly connected with the top block (26) and is arranged on the base (1) in a sleeved mode, and the second spring (25) is elastically abutted against the top block (26) in a contact mode.
  3. 3. The turnover device of the centrifugal machine, which is characterized in that the elastic abutting piece comprises a first fixed block fixed on the base (1), a push plate (31) is arranged above the first fixed block, a third spring (32) is fixedly arranged between the push plate (31) and the first fixed block, a guide rod (30) is fixedly arranged at the bottom of the push plate (31), the guide rod (30) is downwards inserted into the first fixed block and in limiting sliding fit with the first fixed block, and the push plate (31) is located right below the top block (26) and in contact abutting transmission fit with the top block (26).
  4. 4. A centrifuge overturning device according to claim 3 is characterized in that the driving assembly comprises a vertical shaft (28) and a transverse shaft (33), the vertical shaft (28) is coaxially fixed at the bottom end of the sliding shaft (27), a second fixing block is fixedly arranged on the base (1), a fixing plate (34) is fixedly arranged on the second fixing block, the transverse shaft (33) is fixedly arranged on the fixing plate (34), a spiral groove (29) is circumferentially formed in the vertical shaft (28), the transverse shaft (33) is arranged along the radial direction of the vertical shaft (28) and is inserted into the spiral groove (29) to be in limit sliding fit with the spiral groove (29), and the transverse shaft (33) is in abutting transmission fit with the vertical shaft (28).
  5. 5. A centrifuge flip apparatus according to claim 4, wherein the third spring (32) has a spring constant substantially greater than the spring constants of the second spring (25) and the first spring (21).
  6. 6. The turnover device of a centrifugal machine of claim 4 in which said slot (19) is an incomplete ring groove and said insert block (18) is an incomplete ring block matched with the slot (19).
  7. 7. A centrifuge tilting device according to claim 1, wherein the bottom of the cover plate (11) is rotatably provided with a disc (13), and the disc diameter of the disc (13) is smaller than the opening inner diameter of the centrifuge housing (10).
  8. 8. The turnover device of the centrifugal machine is characterized in that a side plate (2) is fixedly arranged on a base (1), a sliding seat (6) is installed on the side plate (2) in a sliding mode, a supporting frame (8) is installed on the sliding seat (6) in a rotating mode, a centrifugal machine shell (10) is installed on the supporting frame (8) in a rotating mode, a power assembly for driving the sliding seat (6) to slide up and down is installed on the side plate (2), a second motor (7) for driving the supporting frame (8) to rotate is installed on the sliding seat (6), and a third motor (9) for driving the centrifugal machine shell (10) to rotate is installed on the supporting frame (8).
  9. 9. The centrifugal machine overturning device is characterized in that the power assembly comprises a first motor (3), the first motor (3) is fixed on a side plate (2), a yielding groove for a sliding seat (6) to slide up and down is formed in the side plate (2), a threaded rod (4) and a limiting rod (5) are vertically arranged in the yielding groove, the threaded rod (4) is rotationally connected with the side plate (2), the limiting rod (5) is fixedly connected with the side plate (2), the threaded rod (4) and the limiting rod (5) penetrate through the sliding seat (6), the threaded rod (4) is in threaded connection with the sliding seat (6), the sliding seat (6) is in limiting sliding fit with the limiting rod (5), and an output shaft of the first motor (3) is fixedly connected with the threaded rod (4) in a coaxial mode.
  10. 10. A centrifuge tilting device according to claim 8, characterized in that the output shaft of the second motor (7) and the output shaft of the third motor (9) are arranged in the radial direction of the centrifuge housing (10) and are perpendicular to each other.

Description

Centrifugal machine turning device Technical Field The utility model relates to the technical field of centrifuges, in particular to a turning device of a centrifuger. Background Today, centrifuges are commonly used in chemical experiments, and are mainly used for separating solid particles from liquids in suspension or separating two liquids with different densities and immiscible liquids in emulsion, and for convenience in turning over the centrifuges, a centrifuge turning mechanism is usually used. The centrifugal machine turnover mechanism convenient for discharging disclosed by the publication No. CN218742540U comprises a base, wherein the upper end of the base is provided with a lifting assembly, the upper end of the lifting assembly is provided with a side plate, the outer side of the side plate is provided with a first motor, the output end of the first motor is provided with a mounting frame, the outer side of the mounting frame is provided with a second motor, the output end of the second motor is provided with a centrifugal machine shell, the inner side of the centrifugal machine shell is provided with a centrifugal assembly, the upper end of the centrifugal machine shell is provided with a cover plate, and the cover plate is in threaded connection with the centrifugal machine shell. Based on the technical characteristics, the problems are that in the prior art, a cover plate needs to be manually screwed on a centrifuge shell, the automation degree is low, and the centrifugal production efficiency is affected. Therefore, it is necessary to solve the above problems by a centrifuge turning device. Disclosure of utility model The utility model aims to provide a centrifugal machine overturning device which is used for solving the problems in the background technology. The utility model provides a centrifugal machine overturning device which comprises a base, wherein a barrel-shaped centrifugal machine shell is movably arranged above the base; the bottom of the cover plate is fixedly provided with an inserting block which is in inserting limit fit with the inserting groove; a sliding groove is formed in the shell of the centrifuge shell along the radial direction, a clamping groove is formed in the upper edge of the insert block along the centrifuge shell (the clamping groove is opposite to the sliding groove, a clamping block is slidably arranged in the sliding groove, and the clamping block is slidably clamped with the clamping groove; the bottom of the cover plate is fixedly provided with a sliding shaft, and the sliding shaft vertically penetrates through the side shell of the centrifuge shell downwards; A linkage assembly and a driving assembly are arranged between the centrifuge shell and the base; The clamping block is in transmission fit with the centrifuge shell through a linkage assembly, and the linkage assembly is used for driving the clamping block to slide along the radial direction of the centrifuge shell; The sliding shaft is in transmission fit with the centrifuge shell through a driving assembly, and the driving assembly is used for driving the sliding shaft to slide along the axial direction of the centrifuge shell and also used for driving the sliding shaft to rotate. The linkage assembly comprises a sliding rod, a mounting groove with a downward notch is formed in a side shell of the centrifugal machine shell along the vertical direction, the sliding rod penetrates into the mounting groove upwards and is in limit sliding fit with the mounting groove, a pulling block is fixedly arranged at the top end of the sliding rod, a pull rope is fixedly arranged between the pulling block and the clamping block, a connecting groove for the pulling rope to move is formed in the side shell of the centrifugal machine shell and is communicated with the mounting groove and a sliding groove, a first spring is arranged in the sliding groove along the sliding direction of the clamping block and is fixedly connected with the clamping block and the side shell of the centrifugal machine shell, a top block is fixedly arranged at the bottom end of the sliding rod, a second spring is sleeved on the sliding rod and is fixedly connected with the top block and the centrifugal machine shell, an elastic abutting piece is fixedly arranged on the base, and the elastic abutting piece is in contact abutting transmission fit with the top block. Preferably, the elastic abutting piece comprises a first fixed block fixed on the base, a push plate is arranged above the first fixed block, a third spring is fixedly arranged between the push plate and the first fixed block, a guide rod is fixedly arranged at the bottom of the push plate, the guide rod is downwards inserted into the first fixed block and in limiting sliding fit with the first fixed block, and the push plate is located under the top block and in contact abutting transmission fit with the top block. The driving assembly comprises a vertical shaft and a transv