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CN-122006979-A - Glue supply mechanism and glue dispensing equipment for bi-component glue

CN122006979ACN 122006979 ACN122006979 ACN 122006979ACN-122006979-A

Abstract

The invention discloses a glue supply mechanism and glue dispensing equipment for a bi-component glue stock, and relates to the technical field of glue dispensing, wherein the glue supply mechanism comprises a glue inlet component, a fixing frame, a piston glue pushing piece, a metering cylinder, a driving motor, a transmission shaft, a sliding block and a glue dispensing component; the whole dispensing equipment comprises a carrying assembly, a first conveying mechanism, a platform and the glue supply mechanism, the product dispensing device can greatly improve the production efficiency, improve the dispensing precision and consistency, improve the product quality reliability, reduce the production cost and the artificial dependence, enhance the operation convenience and safety, improve the production operation environment and improve the production quality and the production benefit of dispensing products.

Inventors

  • WANG HAICHAO
  • LUO KAI
  • ZHOU XINYU
  • Wei Tianran

Assignees

  • 四川九州电子科技股份有限公司

Dates

Publication Date
20260512
Application Date
20260228

Claims (10)

  1. 1. The glue supply mechanism for the bi-component glue stock is characterized by comprising a glue feeding assembly (1), a fixing frame (2), a piston glue pushing piece (3), a metering cylinder (4), a driving motor (5), a transmission shaft (6), a sliding block (7) and a glue dispensing assembly (8); The glue feeding assembly (1) is communicated with the upper end of the piston glue pushing piece (3) through a first connecting pipe section (9), a channel (31) is arranged in the piston glue pushing piece (3), the lower end of the piston glue pushing piece (3) is connected with the metering cylinder (4) in a piston mode and communicated with the metering cylinder (4) through the channel (31), the driving motor (5) is fixed on the fixed frame (2), the upper end of the transmission shaft (6) is in driving connection with the driving motor (5), the transmission shaft (6) is in axial transmission connection with the sliding block (7) and can drive the sliding block (7) to move axially, and the piston glue pushing piece (3) is fixed on the sliding block (7) and can move axially along with the sliding block (7); The first connecting pipe section (9) is provided with a glue feeding switch valve (10), the glue feeding switch valve (10) is electrically connected to the driving motor (5) and can be opened or closed in cooperation with a limit threshold value of the driving motor (5), the metering cylinder (4) is communicated with the glue dispensing assembly (8), and the glue dispensing assembly (8) is used for dispensing products.
  2. 2. The glue supply mechanism for the double-component glue stock according to claim 1, wherein the glue inlet switch valve (10) comprises a ball valve (101), a fixing piece (102), a support column (103), a rotary cylinder (104) and a rotary rotating shaft (105), the two axial ends of the ball valve (101) are respectively connected with the piston glue pushing piece (3) and the glue inlet assembly (1) in a switching mode, the fixing piece (102) is fixedly connected to the outside of the ball valve (101), the two ends of the support column (103) are respectively and fixedly connected with the rotary cylinder (104) and the fixing piece (102), and the rotary cylinder (104) is connected to a valve core of the ball valve (101) in a driving mode through the rotary rotating shaft (105).
  3. 3. The glue supply mechanism for the two-component glue stock according to claim 2, wherein one axial end of the ball valve (101) is connected with the piston glue pushing piece (3) through a switching assembly (106), the switching assembly (106) comprises a switching joint (1061) and a fastening piece (1062), the switching joint (1061) and the piston glue pushing piece (3) are axially abutted, the fastening piece (1062) is radially clamped outside the switching joint (1061) and the piston glue pushing piece (3), and an axially-embedded sealing piece (1063) is arranged between the switching joint (1061) and the piston glue pushing piece (3).
  4. 4. A glue supply mechanism for a two-component glue stock according to claim 1, characterized in that the piston pushing member (3) comprises an axial extension (32) and an oblique extension (33) which are in communication, the axial extension (32) being close to the metering cylinder (4) and partly inside the metering cylinder (4), the oblique extension (33) being radially inclined and a section remote from the axial extension (32) being connected to the glue inlet switch valve (10).
  5. 5. A glue supply mechanism for a two-component glue according to claim 4, characterized in that the oblique extension (33) is radially inclined at an angle of 45 °.
  6. 6. A glue supply mechanism for a two-component glue according to claim 4, characterized in that the slide (7) is fixed to the outside of the connection of the axial extension (32) and the oblique extension (33).
  7. 7. The glue supply mechanism for the double-component glue stock according to claim 1, wherein the fixing frame (2) is provided with a sliding rail (21) and a limiting support (22), the sliding block (7) is axially and slidably connected to the sliding rail (21), the transmission shaft (6) is fixed at the upper end of the limiting support (22) through a bearing, and the piston glue pushing piece (3) is fixed at the lower end of the limiting support (22) through a bearing.
  8. 8. Dispensing apparatus comprising a carrier assembly (201), a first conveyor mechanism (202), a platform and a glue supply mechanism for a two-component glue stock according to any one of claims 1 to 7; The glue supply mechanism is fixed on the carrying assembly (201), the carrying assembly (201) is fixed above the platform (203) through a gantry bracket (204), the carrying assembly (201) is used for conveying the glue supply mechanism to move in an X axis, a Y axis and a Z axis, a parallel guide rail (2021) of the first conveying mechanism (202) is fixed on the table top of the platform (203) through an adjusting rod (2022) and is located below the carrying assembly (201), the adjusting rod (2022) is perpendicular to the long side direction of the parallel guide rail (2021), and the first conveying mechanism (202) is used for conveying glue dispensing products.
  9. 9. The dispensing apparatus of claim 8, further comprising a second conveying mechanism (205), wherein the second conveying mechanism (205) is disposed below the top of the platform (203) and vertically parallel to the first conveying mechanism (202), and wherein a conveying direction of the second conveying mechanism (205) is opposite to a conveying direction of the first conveying mechanism (202).
  10. 10. The dispensing device of claim 8, further comprising a verification assembly (206), wherein the verification assembly (206) is configured to calibrate the position of the glue needle (81) of the dispensing assembly (8).

Description

Glue supply mechanism and glue dispensing equipment for bi-component glue Technical Field The invention relates to the technical field of glue dispensing devices, in particular to a glue supply mechanism and glue dispensing equipment for a bi-component glue. Background The double-component glue dispensing machine, also called AB glue dispensing machine, is a special glue dispensing device for processing double-component materials, and can be used for sizing after mixing two glue solutions in proportion. In particular, in the fields of vehicle-mounted, military industry, aerospace, medical appliances and the like, the dispensing machine is finer in design of a dispensing valve body, a runner is simpler, accuracy and consistency of micro dispensing are guaranteed by adopting a high-precision nozzle and micro flow control technology, for example, the dispensing proportion of a heat-conducting gel dispensing machine in a vehicle-mounted project is generally 1:1, the dispensing proportion deviation of glue A and glue B is required to be not more than 5%, and the dispensing precision requirement is further improved. The glue in the metering cylinder of the glue dispensing device must be pushed into a charging bucket, the feeding of a feeding barrel of the traditional glue dispensing device and the discharging of the metering cylinder are controlled step by step or are not associated, and when the glue in the metering cylinder is less or is at the bottom, the total amount of the glue in the metering cylinder cannot be detected by a pressure detector in the metering cylinder, so that the problem that the stability of the glue outlet amount of the metering cylinder is poor due to the fact that the feeding in the metering cylinder cannot be timely carried out is solved. Disclosure of Invention The invention aims at solving the problems that the feeding of a feeding barrel of a glue dispensing device and the discharging of a metering cylinder in the prior art are controlled step by step or are not related, and the total amount of glue in the metering cylinder cannot be detected by a pressure detector in the metering cylinder when the glue in the metering cylinder is less or is at the bottom, so that the stability of the glue outlet amount of the metering cylinder is poor due to the fact that the glue in the metering cylinder cannot be fed in time. A glue supply mechanism and dispensing equipment for a bi-component glue stock are provided. In order to achieve the purpose of the invention, the invention provides the following schemes: A glue supply mechanism for a bi-component glue stock comprises a glue feeding assembly, a fixing frame, a piston glue pushing piece, a metering cylinder, a driving motor, a transmission shaft, a sliding block and a glue dispensing assembly; The device comprises a piston glue pushing component, a driving motor, a sliding block, a driving shaft, a driving motor, a driving shaft, a sliding block and a metering cylinder, wherein the upper end of the piston glue pushing component is communicated with the upper end of the piston glue pushing component through a first connecting pipe section; the first connecting pipe section is provided with a glue feeding switch valve, the glue feeding switch valve is electrically connected to the driving motor and can be opened or closed in cooperation with a limit threshold value of the driving motor, the metering cylinder is communicated with the glue dispensing assembly, and the glue dispensing assembly is used for dispensing products. The glue supply mechanism for the bi-component glue stock is communicated with the upper end of the piston glue pushing piece through the first connecting pipe section, and can push the glue stock into the piston glue pushing piece; the driving motor is arranged, the driving shaft can be driven to axially move or rotate, the sliding block is driven to axially move, the piston rubber pushing piece is driven to axially move, the purpose of pushing rubber in the metering cylinder to the rubber dispensing component is achieved, in addition, the electric signal is connected to the driving motor, when the driving motor enables the piston rubber pushing piece to axially move downwards to the lowest position according to the limit threshold, the electric signal is transmitted to the rubber feeding switch valve to open the ball valve, rubber of the rubber feeding component is controlled to enter the piston rubber pushing piece, when the driving motor enables the piston rubber pushing piece to axially move upwards to the highest position according to the limit threshold, the electric signal is transmitted to the switch ball valve to close the ball valve, and the rubber feeding component is controlled to pause feeding, so that the rubber is synchronously filled or paused in the telescopic limit threshold of the piston rubber pushing piece, synchronous coordination of the rubber filling in the metering cylinder is improved, the influenc