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CN-224216145-U - Lifting type weighing device for vertical powder weighing machine

CN224216145UCN 224216145 UCN224216145 UCN 224216145UCN-224216145-U

Abstract

The utility model relates to the technical field of weighing and split charging equipment, in particular to a lifting type weighing device for a vertical powder weighing machine, which is characterized in that: the automatic weighing device comprises a track plate, a lifting driving motor, a weighing mechanism, a weighing top block and a motion conversion transmission mechanism, wherein the upper end of the weighing mechanism is fixedly arranged, the track plate is fixedly connected to the lower end of the weighing mechanism, the lifting driving motor is arranged on the track plate and drives the weighing top block to lift through the motion conversion transmission mechanism, and the motion conversion transmission mechanism is used for converting circular motion output by the lifting driving motor into linear motion for driving the weighing top block to lift. The lifting driving motor and the motion conversion transmission mechanism are adopted to drive the weighing top block to lift, so that the weighing top block is not easy to damage in long-time use, the stability and the reliability of equipment operation are improved, and meanwhile, the subsequent maintenance times and the maintenance cost are reduced.

Inventors

  • ZHANG MINGYUE

Assignees

  • 晋江科龙机械有限公司

Dates

Publication Date
20260508
Application Date
20250625

Claims (9)

  1. 1. The lifting type weighing device for the vertical powder weighing machine is characterized by comprising a track plate, a lifting driving motor, a weighing mechanism, a weighing top block and a motion conversion transmission mechanism, wherein the upper end of the weighing mechanism is fixedly arranged, the track plate is fixedly connected to the lower end of the weighing mechanism, the lifting driving motor is arranged on the track plate and drives the weighing top block to lift through the motion conversion transmission mechanism, and the motion conversion transmission mechanism is used for converting circular motion output by the lifting driving motor into linear motion for driving the weighing top block to lift.
  2. 2. The lifting type weighing device for the vertical powder weighing machine is characterized in that the motion conversion transmission mechanism comprises a gear row and a gear, the gear is fixedly arranged on a motor shaft of the lifting driving motor, the gear row is vertically arranged and a guide assembly is arranged between the gear row and the track plate, the guide assembly is used for guiding lifting of the gear row, the gear is meshed with the gear row for transmission, and the weighing top block is fixedly arranged at the upper end of the gear row.
  3. 3. The lifting type weighing device for the vertical powder weighing machine, which is characterized in that the guide assembly comprises guide wheels and guide grooves which are matched, the guide grooves which are vertically arranged are formed in the surfaces of the left side and the right side of the tooth row, a plurality of guide wheels which are vertically arranged at intervals are arranged on the left side and the right side of the tooth row, the guide wheels are rotatably arranged and are locked and installed on the track plate through the locking assembly, and the guide wheels are embedded in the guide grooves and are in rolling fit with the guide grooves.
  4. 4. A lifting weighing device for a vertical powder weighing machine according to claim 3, wherein the locking assembly comprises a track shaft, a first locking nut and a second locking nut, one end of the track shaft penetrates through the track plate and is locked and installed through the first locking nut, and the guide wheel is sleeved at the other end of the track shaft and is locked and installed through the second locking nut.
  5. 5. A lifting weighing device for a vertical powder weighing machine according to claim 3, wherein said guide wheel is a bearing.
  6. 6. The lifting weighing device for the vertical powder weighing machine of claim 2, further comprising a proximity switch, wherein the proximity switch is fixedly arranged on a mounting plate, the mounting plate is fixedly arranged on the track plate, and the proximity switch is used for limiting the stroke of the descending of the gear row.
  7. 7. The lifting type weighing device for the vertical powder weighing machine of claim 1, wherein the weighing mechanism comprises a weighing sensor, an upper fixing plate and a lower fixing plate, the upper end of the weighing sensor is fixedly connected with the upper fixing plate, the lower fixing plate is fixedly connected with the lower end of the weighing sensor, and the track plate is fixedly connected with the lower fixing plate.
  8. 8. A lifting weighing device for a vertical powder weighing machine according to claim 1, wherein said lifting drive motor is a stepper motor.
  9. 9. A lifting weighing device for a vertical powder weighing machine according to claim 1, wherein said lifting drive motor is fixedly mounted on a motor plate fixedly mounted on said track plate.

Description

Lifting type weighing device for vertical powder weighing machine Technical Field The utility model relates to the technical field of weighing and split charging equipment, in particular to a lifting type weighing device for a vertical powder weighing machine. Background The vertical powder weighing machine is a device which is specially used for quantitatively weighing and split charging powder materials, mainly comprises a charging bucket for storing the powder materials and a mechanism for receiving the powder materials, and controls the weight of the discharged materials through a discharging hole at the bottom of the charging bucket and a weighing device in a receiving structure, so that the weighing and split charging are realized, and the novel vertical powder weighing machine is provided as disclosed in the patent of the utility model with the publication number of CN 221394172U. In the existing vertical powder weighing machine, a cylinder is generally used for driving a weighing mechanism to lift, when the weighing mechanism is driven to lift and jack up a material cup, powder in the material cup can be accurately weighed, however, in actual production, the cylinder is found to be easy to damage in the process of frequent expansion, the cylinder is required to be replaced in three months generally, the stability and reliability of equipment operation can be affected to a certain extent, and meanwhile, the subsequent maintenance times and maintenance cost can be increased. Disclosure of utility model The utility model aims to solve the technical problem of providing the lifting type weighing device for the vertical powder weighing machine, which can drive the weighing top block to lift by adopting the matched driving of the lifting driving motor and the motion conversion transmission mechanism, is less prone to damage in long-time use, is beneficial to improving the running stability and reliability of equipment, and can reduce the subsequent maintenance times and maintenance cost. In order to solve the technical problems, the lifting type weighing device for the vertical powder weighing machine comprises a track plate, a lifting driving motor, a weighing mechanism, a weighing top block and a motion conversion transmission mechanism, wherein the upper end of the weighing mechanism is fixedly arranged, the track plate is fixedly connected to the lower end of the weighing mechanism, the lifting driving motor is arranged on the track plate and drives the weighing top block to lift through the motion conversion transmission mechanism, and the motion conversion transmission mechanism is used for converting circular motion output by the lifting driving motor into linear motion for driving the weighing top block to lift. Further, the motion conversion transmission mechanism comprises a gear row and a gear, the gear is fixedly arranged on a motor shaft of the lifting driving motor, a guide assembly is arranged between the gear row and the track plate, the guide assembly is used for guiding lifting of the gear row, the gear and the gear row are in meshed transmission, and the weighing jacking block is fixedly arranged at the upper end of the gear row. Further, the guide assembly comprises guide wheels and guide grooves which are matched, the guide grooves which are vertically arranged are formed in the surfaces of the left side and the right side of the tooth row, a plurality of guide wheels which are vertically arranged at intervals are arranged on the left side and the right side of the tooth row, the guide wheels are rotatably arranged and are locked and installed on the track plate through the locking assembly, and the guide wheels are embedded in the guide grooves and are in rolling fit with the guide grooves. Further, the locking assembly comprises a track shaft, a first locking nut and a second locking nut, one end of the track shaft penetrates through the track plate and is locked and installed through the first locking nut, and the guide wheel is sleeved at the other end of the track shaft and is locked and installed through the second locking nut. Further, the guide wheel is a bearing. Further, the device also comprises a proximity switch, wherein the proximity switch is fixedly arranged on the mounting plate, the mounting plate is fixedly arranged on the track plate, and the proximity switch is used for playing a stroke limiting role on the descending of the gear row. Further, the weighing mechanism comprises a weighing sensor, an upper fixing plate and a lower fixing plate, wherein the upper end of the weighing sensor is fixedly connected with the upper fixing plate, the lower fixing plate is fixedly connected with the lower end of the weighing sensor, and the track plate is fixedly connected with the lower fixing plate. Further, the lifting driving motor is a stepping motor. Further, the lifting driving motor is fixedly arranged on the motor plate, and the motor plate is fixedly arranged on the