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CN-224221777-U - Replacement mechanism of rubber valve nozzle

CN224221777UCN 224221777 UCN224221777 UCN 224221777UCN-224221777-U

Abstract

The utility model discloses a replacement mechanism of a rubber valve nozzle, which is connected to the lower end of the rubber valve through threads, and comprises a base plate and a sleeve rotatably arranged on the upper surface of the base plate, wherein the upper end of a rotating shaft is connected with the sleeve, the rotating shaft in transmission connection with a driving mechanism is used for driving the sleeve to rotate, at least one group of mutually matched protrusions and grooves are arranged between the inner wall of the sleeve into which the nozzle is embedded and the outer side surface of the nozzle, a sensing piece rotating along with the rotating shaft is sleeved on the rotating shaft, a counting sensor is arranged on the outer side of the sensing piece, and the counting sensor matched with the sensing piece is used for acquiring the number of turns of the sleeve rotating along with the rotating shaft. The replacement mechanism of the rubber valve nozzle can not only realize the disassembly and the assembly of the nozzle, but also improve the accuracy of the assembly of the nozzle and the disassembly efficiency.

Inventors

  • CHEN XIAOFENG
  • LI NING
  • CHEN YUCHEN
  • XU XIAOBO
  • DUAN LEXIANG

Assignees

  • 苏州卓兆点胶股份有限公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (7)

  1. 1. The replacement mechanism of the glue valve nozzle is characterized by comprising a base plate (1) and a sleeve (2) rotatably arranged on the upper surface of the base plate (1), wherein the upper end of a rotating shaft (3) is connected with the sleeve (2), the rotating shaft (3) in transmission connection with a driving mechanism (4) is used for driving the sleeve (2) to rotate, at least one group of mutually matched bulges (51) and grooves (52) are arranged between the inner wall of the sleeve (2) for embedding the nozzle (100) and the outer side surface of the nozzle (100), a sensing piece (61) rotating along with the sensing piece is sleeved on the rotating shaft (3), a counting sensor (62) is arranged on the outer side of the sensing piece (61), and the counting sensor (62) matched with the sensing piece (61) is used for acquiring the number of turns of the sleeve (2) rotating along with the rotating shaft (3).
  2. 2. The replacement mechanism of a glue valve nozzle according to claim 1, wherein a plurality of grooves (52) extending in the vertical direction are circumferentially distributed on the outer side surface of the lower end of the nozzle (100) at intervals, and a plurality of protrusions (51) matched with the grooves (52) are circumferentially distributed on the inner wall of the upper end of the sleeve (2) at intervals.
  3. 3. The replacement mechanism for a glue valve nozzle according to claim 1 or 2, wherein the outer side surface of the protrusion (51) and the inner wall of the groove (52) are each provided in an arc shape.
  4. 4. The replacement mechanism of a glue valve nozzle according to claim 1, wherein a mounting plate (7) is arranged below the base plate (1), and the counting sensor (62) is mounted on the mounting plate (7).
  5. 5. The replacement mechanism of a glue valve nozzle according to claim 4, wherein the rotating shaft (3) and the mounting plate (7) and the sleeve (2) and the base plate (1) are rotatably connected through at least one bearing (8).
  6. 6. The replacement mechanism for a glue valve nozzle according to claim 4 or 5, wherein the driving mechanism (4) is a motor mounted on the lower surface of the mounting plate (7), and the lower end of the rotating shaft (3) is connected with an output shaft of the motor.
  7. 7. The replacement mechanism for a glue valve nozzle according to claim 4 or 5, wherein the driving mechanism (4) further comprises a motor (41) mounted on the lower surface of the mounting plate (7), a driving pulley (42) connected to the output shaft of the motor (41) and located above the mounting plate (7), and a synchronous pulley (44) drivingly connected to the driving pulley (42) through a synchronous belt (43), wherein the synchronous pulley (44) is mounted on the rotating shaft (3).

Description

Replacement mechanism of rubber valve nozzle Technical Field The utility model relates to the technical field of dispensing, in particular to a replacement mechanism of a glue valve nozzle. Background The glue dispensing technology is to spread, fill and drop glue, oil or other liquid onto the product to insulate, fix and smooth the surface of the product. Along with the degree of automation is higher and higher, also more and more people are willing to use the machine to replace the manual work, in the prior art, the nozzle of dispensing valve is changed still to rely on the manual work to accomplish, and manual replacement efficiency is lower to lead to reducing the efficiency of dispensing process. Disclosure of utility model The utility model aims to solve the technical problem of providing a replacement mechanism for a rubber valve nozzle, which not only can realize the disassembly and the assembly of the nozzle, but also can improve the accuracy of the assembly of the nozzle and the disassembly efficiency. In order to solve the technical problems, the utility model adopts the technical scheme that the replacement mechanism of the glue valve nozzle is connected to the lower end of the glue valve through threads, and comprises a base plate and a sleeve rotatably arranged on the upper surface of the base plate, wherein the upper end of a rotating shaft is connected with the sleeve, the rotating shaft which is in transmission connection with a driving mechanism is used for driving the sleeve to rotate, at least one group of mutually matched bulges and grooves are arranged between the inner wall of the sleeve into which the nozzle is embedded and the outer side surface of the nozzle, an induction piece rotating along with the induction piece is sleeved on the rotating shaft, a counting sensor is arranged on the outer side of the induction piece, and the counting sensor matched with the induction piece is used for acquiring the number of turns of the sleeve rotating along with the rotating shaft. The further improved scheme in the technical scheme is as follows: 1. In the above scheme, a plurality of grooves respectively extending along the vertical direction are distributed on the outer side surface of the lower end of the nozzle at intervals along the circumferential direction, and a plurality of protrusions matched with the grooves are distributed on the inner wall of the upper end of the sleeve at intervals along the circumferential direction. 2. In the scheme, the outer side surface of the protrusion and the inner wall of the groove are both arc-shaped. 3. In the above scheme, a mounting plate is arranged below the base plate, and the counting sensor is mounted on the mounting plate. 4. In the scheme, the rotating shaft is rotationally connected with the mounting plate and the sleeve and the base plate through at least one bearing. 5. In the above scheme, the driving mechanism is a motor arranged on the lower surface of the mounting plate, and the lower end of the rotating shaft is connected with an output shaft of the motor. 6. In the scheme, the driving mechanism further comprises a motor arranged on the lower surface of the mounting plate, a driving belt wheel connected with an output shaft of the motor and positioned above the mounting plate, and a synchronous belt wheel in transmission connection with the driving belt wheel through a synchronous belt, wherein the synchronous belt wheel is arranged on the rotating shaft. Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: The utility model relates to a replacement mechanism of a glue valve nozzle, wherein the upper end of a rotating shaft is connected with a sleeve, the rotating shaft in transmission connection with a driving mechanism is used for driving the sleeve to rotate, at least one group of mutually matched bulges and grooves are arranged between the inner wall of the sleeve into which the nozzle is embedded and the outer side surface of the nozzle, an induction piece rotating along with the sleeve is sleeved on the rotating shaft, a counting sensor is arranged on the outer side of the induction piece, the counting sensor matched with the induction piece is used for acquiring the number of turns of the sleeve rotating along with the rotating shaft, the disassembly and the assembly of the nozzle can be realized through the forward and reverse rotation of the sleeve, the starting and stopping of the rotation of the sleeve can be accurately controlled according to the acquired number of turns of the rotation, and the installation accuracy and the disassembly efficiency of the nozzle are improved. Drawings FIG. 1 is a schematic diagram of a process glue valve in an automated nozzle change mechanism of the present utility model; FIG. 2 is a schematic structural view of a replacement mechanism for a glue valve nozzle according to the present utility model; FIG. 3 is a schema