Search

CN-224222751-U - Thermal deformation compensation device for main shaft of machining center

CN224222751UCN 224222751 UCN224222751 UCN 224222751UCN-224222751-U

Abstract

The utility model relates to the technical field of main shaft thermal deformation compensation devices, and discloses a main shaft thermal deformation compensation device of a machining center, which comprises a shell, wherein the surface of the shell is in through connection with an output pipe, one end of the output pipe is in through connection with a storage box, the top of the storage box is in through connection with a delivery pump, one side of the storage box is fixedly connected with a refrigeration assembly, one side of the shell is provided with an induction assembly, the output end of the delivery pump is in through connection with a filtering assembly, the refrigeration assembly comprises a semiconductor refrigeration sheet fixedly connected to one side of the storage box, and the surface of the semiconductor refrigeration sheet is fixedly connected with a plurality of groups of cooling sheets. According to the main shaft thermal deformation compensation device of the machining center, the effect of timely and rapidly reducing the temperature of the main rotating shaft is achieved through the arrangement of the induction component and the refrigeration component, the heat generated by friction in the operation process of the main shaft is reduced, the temperature of the main shaft is controlled to be kept within a certain range, and the thermal deformation of the main shaft is avoided.

Inventors

  • LIU FAHUI
  • WEN YAFEI
  • CHEN LONG
  • GONG HUI

Assignees

  • 襄阳正文科技有限公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (7)

  1. 1. The thermal deformation compensation device for the main shaft of the machining center comprises a shell (1) and is characterized in that an output pipe (2) is connected to the surface of the shell (1) in a penetrating way, a storage box (3) is connected to one end of the output pipe (2) in a penetrating way, a conveying pump (4) is connected to the top of the storage box (3) in a penetrating way, a refrigerating component (5) is fixedly connected to one side of the storage box (3), an induction component (6) is arranged on one side of the shell (1), a filtering component (7) is connected to the output end of the conveying pump (4) in a penetrating way, The refrigeration assembly (5) comprises a semiconductor refrigeration piece (501) fixedly connected to one side of the storage box (3), and a plurality of groups of cooling fins (502) are fixedly connected to the surface of the semiconductor refrigeration piece (501); The induction component (6) comprises three groups of temperature sensors (601) arranged on one side of the shell (1), and one end of each temperature sensor (601) is electrically connected with an integrated controller (602) through a power line; The filter assembly (7) comprises a connecting sleeve (701) which is connected to the output end of the delivery pump (4) in a penetrating mode, a filter element (702) is sleeved in the connecting sleeve (701), and one end of the connecting sleeve (701) is connected with a sealing cover (703) in a threaded mode.
  2. 2. The device for compensating for thermal deformation of a spindle of a machining center according to claim 1, wherein an input pipe (8) is connected to the other side of the housing (1), and the input pipe (8) is connected to one side of a seal cover (703).
  3. 3. The thermal deformation compensation device for the main shaft of the machining center according to claim 1, wherein the main shaft (9) is rotatably connected to the inside of the housing (1), a front radial bearing (10) is sleeved at the bottom of the main shaft (9), and a rear radial bearing (11) is sleeved at the top of the main shaft (9).
  4. 4. The thermal deformation compensation device for the spindle of the machining center according to claim 1, wherein a supporting box (12) is fixedly connected to the bottom of the storage box (3), and two groups of heat dissipation fans (13) are arranged on one side of the supporting box (12).
  5. 5. The thermal deformation compensation device for the spindle of the machining center according to claim 1, wherein a connecting pipe (14) is fixedly connected to the top of the shell (1), and a driving motor (15) is connected to the top of the connecting pipe (14) in a threaded manner.
  6. 6. The thermal deformation compensation device for the spindle of the machining center according to claim 5, wherein threaded holes are formed in the bottom of the driving motor (15) and the top surface of the connecting pipe (14), and bolts (16) penetrate through the threaded holes.
  7. 7. The device for compensating the thermal deformation of the spindle of a machining center according to claim 5, wherein one side of the connecting pipe (14) is fixedly connected with a supporting rod (17), and one end of the supporting rod (17) is rotatably connected with a supporting seat (18).

Description

Thermal deformation compensation device for main shaft of machining center Technical Field The utility model relates to the technical field of spindle thermal deformation compensation devices, in particular to a spindle thermal deformation compensation device of a machining center. Background The thermal deformation compensation device for the spindle of the machining center is used for solving the thermal deformation problem caused by the temperature rise of the spindle in the long-time operation process. When the main shaft of the machining center rotates under high load, the temperature change inside or outside the main shaft can cause the expansion of materials, so that the machining precision is affected. The thermal deformation compensation device aims to monitor and correct errors of the main shaft caused by temperature change in real time so as to ensure high precision and high stability of the machining process. However, when the existing thermal deformation compensation device for the main shaft of the machining center is used, the temperature of the main shaft is difficult to be reduced timely and quickly, so that the main shaft is deformed due to heat generated by friction in the operation process, and errors are generated. Disclosure of utility model (One) solving the technical problems The utility model aims to provide a thermal deformation compensation device for a main shaft of a machining center, which solves the problems that the main shaft is difficult to timely and rapidly reduce the temperature of a main shaft when the thermal deformation compensation device for the main shaft of the machining center is used, so that the main shaft is deformed due to heat generated by friction in the operation process, and errors are generated. (II) technical scheme The heat deformation compensation device for the machining center spindle comprises a shell, wherein an output pipe is connected to the surface of the shell in a penetrating mode, a storage box is connected to one end of the output pipe in a penetrating mode, a conveying pump is connected to the top of the storage box in a penetrating mode, a refrigerating assembly is fixedly connected to one side of the storage box, an induction assembly is arranged on one side of the shell, a filtering assembly is connected to the output end of the conveying pump in a penetrating mode, the refrigerating assembly comprises a semiconductor refrigerating sheet fixedly connected to one side of the storage box, a plurality of groups of radiating fins are fixedly connected to the surface of the semiconductor refrigerating sheet, the induction assembly comprises three groups of temperature sensors arranged on one side of the shell, one end of each temperature sensor is electrically connected with an integrated controller through a power line, the filtering assembly comprises a connecting sleeve connected to the output end of the conveying pump in a penetrating mode, a filtering core is sleeved inside the connecting sleeve, and one end of the connecting sleeve is in threaded mode is connected with a sealing cover. As a further scheme of the utility model, the other side of the shell is connected with an input pipe in a penetrating way, the input pipe is connected with one side of the sealing cover in a penetrating way, and the effect of conveying the cooling oil liquid is achieved through the arrangement of the input pipe. As a further scheme of the utility model, the inside of the shell is rotatably connected with the main rotating shaft, the bottom of the main rotating shaft is sleeved with the front radial bearing, the top of the main rotating shaft is sleeved with the rear radial bearing, and the function of supporting the main rotating shaft to rotate conveniently is achieved through the arrangement of the rear radial bearing. As a further scheme of the utility model, the bottom of the storage box is fixedly connected with the supporting box, and two groups of heat dissipation fans are arranged on one side of the supporting box, so that the effect of accelerating heat dissipation is achieved through the arrangement of the heat dissipation fans. As a further scheme of the utility model, the top of the shell is fixedly connected with the connecting pipe, the top thread of the connecting pipe is connected with the driving motor, and the effect of driving the main rotating shaft to rotate is achieved through the arrangement of the driving motor. As a further scheme of the utility model, threaded holes are formed in the bottom of the driving motor and the top surface of the connecting pipe, bolts penetrate through the threaded holes, and the fixed installation function is achieved through the arrangement of the bolts. As a further scheme of the utility model, one side of the connecting pipe is fixedly connected with a supporting rod, one end of the supporting rod is rotatably connected with a supporting seat, and the supporting function is achieved through the arr