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CN-224221775-U - Automatic replacement mechanism of dispensing valve nozzle

CN224221775UCN 224221775 UCN224221775 UCN 224221775UCN-224221775-U

Abstract

The utility model discloses an automatic replacement mechanism of a dispensing valve nozzle, which is connected to the lower end of the dispensing valve through threads, and comprises a base substrate, a base arranged above the base substrate and a sleeve matched with the nozzle, wherein the sleeve is rotatably arranged on the upper surface of a top plate of the base, 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 can be embedded and the outer side surface of the nozzle, and the upper surface of the base substrate is connected with the lower surface of the base through at least 3 elastic pieces which are vertically arranged and distributed at intervals. The automatic replacement mechanism of the dispensing valve nozzle can automatically realize automatic alignment embedding between the nozzle and the sleeve in the process of disassembling the nozzle.

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 (6)

  1. 1. The automatic replacement mechanism of the dispensing valve nozzle is characterized by comprising a base substrate (10), a base (9) arranged above the base substrate (10) and a sleeve (2) matched with the nozzle (100), wherein the sleeve (2) is rotatably arranged on the upper surface of a top plate (1) of the base (9), 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), and the upper surface of the base substrate (10) is connected with the lower surface of the base (9) through at least 3 elastic pieces (11) which are vertically arranged and distributed at intervals.
  2. 2. The automatic replacement mechanism of dispensing valve nozzle according to claim 1, wherein a vertical plate (12) is respectively arranged on the outer sides of the 2 opposite side walls (92) on the base (9), the lower ends of the vertical plates (12) are vertically arranged and connected with the base substrate (10), and each vertical plate (12) is matched and connected with the sliding block (132) through at least one group of sliding rails (131) extending along the vertical direction between the vertical plates (12) and the side walls (92) of the base (9).
  3. 3. The automatic replacement mechanism of dispensing valve nozzles according to claim 1, wherein one end of each of the 4 to 8 elastic members (11) is connected to the base plate (10), and the other end is connected to the lower surface of the base (9).
  4. 4. The automatic replacement mechanism of dispensing valve nozzles according to claim 1, wherein 4-8 elastic pieces (11) are uniformly distributed on the upper surface of the base substrate (10).
  5. 5. The automatic replacement mechanism of a dispensing valve nozzle according to any one of claims 1 to 4, wherein the rotating shaft (3) is sleeved with a sensing piece (61) rotating along with the rotating shaft, 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).
  6. 6. The automatic replacement mechanism of a dispensing valve nozzle according to any one of claims 1 to 4, wherein a plurality of grooves (52) extending in the vertical direction are circumferentially spaced on the outer side surface of the lower end of the nozzle (100), and a plurality of protrusions (51) cooperating with the grooves (52) are circumferentially spaced on the inner wall of the upper end of the sleeve (2).

Description

Automatic replacement mechanism of dispensing valve nozzle Technical Field The utility model relates to the technical field of dispensing, in particular to an automatic replacement mechanism for a dispensing valve nozzle. Background The dispensing technology mainly realizes the functions of fixing, insulating and the like by smearing, encapsulating or dripping fluid on products, is widely applied to the manufacture of products such as airplanes, toys and the like, and is very important to ensure the quality of the products. In the prior art, the nozzle of the dispensing machine needs to be manually replaced periodically, the nozzle and the sleeve are required to be aligned and embedded in manual replacement, the efficiency is low, and the automation level and the efficiency of the whole dispensing process are further reduced. Disclosure of utility model The utility model aims to solve the technical problem of providing an automatic replacement mechanism for a dispensing valve nozzle, which can automatically realize automatic alignment embedding between the nozzle and a sleeve and improve the accuracy and efficiency of disassembly and assembly. In order to solve the technical problems, the automatic replacement mechanism of the dispensing valve nozzle adopts the technical scheme that the nozzle is connected to the lower end of the dispensing valve through threads and comprises a base substrate, a base arranged above the base substrate and a sleeve matched with the nozzle, the sleeve is rotatably arranged on the upper surface of a top plate of the base, 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 for embedding the nozzle and the outer side surface of the nozzle, and the upper surface of the base substrate is connected with the lower surface of the base through at least 3 elastic pieces which are vertically arranged and distributed at intervals. The further improved scheme in the technical scheme is as follows: 1. in the above scheme, the outside of 2 relative lateral walls that set up on the base respectively is provided with a riser, vertical setting the lower extreme and the base substrate of riser are connected, every all be connected with the slider cooperation through at least a set of slide rail that extends along vertical direction between riser and the lateral wall of base. 2. In the scheme, one end of each of 4-8 elastic pieces is connected with the base substrate, and the other end of each elastic piece is connected with the lower surface of the base. 3. In the scheme, 4-8 elastic pieces are uniformly distributed on the upper surface of the bottom base plate. 4. In the above scheme, the rotating shaft is sleeved with the sensing piece rotating along with 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. 5. 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. 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 an automatic replacement mechanism for a dispensing valve nozzle, which is characterized in that a sleeve is rotatably arranged on the upper surface of a top plate of a base, 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 protrusions and grooves which are matched with each other are arranged between the inner wall of the sleeve into which the nozzle is embedded and the outer side surface of the nozzle, the upper surface of a base substrate is connected with the lower surface of the base through at least 3 elastic pieces which are vertically arranged and are distributed at intervals, the disassembly and the installation of the nozzle can be realized through the forward and reverse rotation of the sleeve, and the floating support of the elastic pieces on the base can be realized, and the automatic alignment embedding between the nozzle and the sleeve can be realized in the disassembly process of the nozzle, so that the disassembly precision and the disassembly efficiency are improved. Drawings FIG. 1 is a schematic diagram of a process glue valve in an automatic nozzle changing mechanism