CN215197910U

CN215197910U - A high accuracy screw valve for point is glued

Info

Publication number: CN215197910U
Application number: CN202023095688.6U
Authority: CN
Inventors: 周晓丹; 王本正
Original assignee: Shenzhen Axxon Automation Co Ltd
Current assignee: Shenzhen Axxon Automation Co Ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-12-17
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a high accuracy screw valve for point is glued, including motor housing, locking lid, the main cavity body, micro motor and spiral play glue subassembly, motor housing and main cavity body pass through the locking lid to be connected, micro motor and spiral play glue subassembly set up respectively in motor housing and main cavity body inside, micro motor's work end passes through the coupling joint with the upper end of spiral play glue subassembly, the lower extreme discharge gate of main cavity body is provided with a lower end cover, the lower end cover still is provided with a locking cap; the utility model discloses the practicality is high, has improved the stability of point and has glued, has improved the point of product and has glued the effect, has good market using value.

Description

A high accuracy screw valve for point is glued

Technical Field

The utility model relates to an equipment technical field is glued to the point, especially relates to a high accuracy screw-rod valve for point is glued.

Background

The dispensing system can realize multi-axis linkage and any dispensing path, and can accurately position and dispense. The adhesive is widely applied to the field of product production, and the application range covers the processes of bonding, coating, sealing, filling and the like of products. The low viscosity does not leak glue, the high viscosity does not draw wires, and the method is always the aim of the dispensing valve of the equipment.

With the rapid development of the electronic packaging industry, the requirement for precision is higher and higher. From the initial ± 10%, to the present ± 5%, to the forthcoming ± 1%, accuracy is a threshold limiting most dispensing equipment. Meanwhile, the types of glue are more and more, the glue with extremely low viscosity is similar to water and alcohol, the glue with extremely high viscosity is similar to grease and paste, and a dispensing valve which is high in precision and can deal with the glue with various viscosities is urgently needed. The glue dispensing valve which is applied in the industry at present is complex in structure, difficult to adjust and short in service life.

Accordingly, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

In order to solve the defect that prior art exists, the utility model provides a high accuracy screw valve for point is glued.

The utility model provides a technical documentation: the utility model provides a high accuracy screw valve for point is glued, goes out the gluey subassembly including motor housing, locking lid, the main cavity body, micro motor and spiral, motor housing and the main cavity body are connected through locking the lid, micro motor and spiral play gluey subassembly set up respectively at motor housing and the internal portion of main cavity, micro motor's work end passes through the coupling joint with the upper end that the gluey subassembly was gone out to the spiral, the lower extreme discharge gate of the main cavity body is provided with an end cover, the end cover still is provided with a locking cap.

Preferably, the spiral glue discharging assembly comprises an integrated screw and a screw stator, the screw stator is fixed inside the main cavity body, the upper part of the rod body of the integrated screw is connected with the inner wall of the main cavity body through a bearing, the working end of the integrated screw is in spiral connection with the screw stator, and the top end of the integrated screw is connected with the working end of the micro motor through a coupling.

Preferably, an elastic cushion for damping vibration is arranged between the coupling and the bearing.

Preferably, a sealing sleeve for preventing the reverse flow of the glue solution is sleeved outside the contact position of the lower side of the bearing and the rod body of the integrated screw rod.

Compared with the prior art, the utility model has the advantages that the precision is ensured and the disassembly and the assembly are convenient by adopting a simple up-down connection structure; the motor is adopted to drive the spiral glue discharging assembly to discharge glue, so that uniform and stable glue discharging of glue with various viscosities can be realized; the utility model discloses the practicality is high, has improved the stability of point and has glued, has improved the point of product and has glued the effect, has good market using value.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic view of the screw stator structure of the present invention;

as shown in the figure: 1. a motor housing; 2. a locking cover; 3. a main chamber; 4. a lower end cover; 5. a locking cap; 6. a micro motor; 7. a coupling; 8. an elastic cushion; 9. a bearing; 10. sealing sleeves; 11. an integral screw; 12. and a screw stator.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "fixed," "integrally formed," "left," "right," and the like in this specification is for illustrative purposes only, and elements having similar structures are designated by the same reference numerals in the figures.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a high accuracy screw valve for point is glued, go out the gluey subassembly including motor housing 1, locking lid 2, the main cavity body 3, micro motor 6 and spiral, motor housing 1 and the main cavity body 3 are connected through locking lid 2, micro motor 6 and spiral play gluey subassembly set up respectively inside motor housing 1 and the main cavity body 3, micro motor 6's work end passes through shaft coupling 7 with the upper end that the gluey subassembly was gone out to the spiral and is connected, the lower extreme discharge gate of the main cavity body 3 is provided with a lower cover 4, lower cover 4 still is provided with a locking cap 5.

Preferably, the spiral glue discharging assembly comprises an integrated screw rod 11 and a screw rod stator, the screw rod stator is fixed inside the main cavity body 3, the upper part of the rod body of the integrated screw rod 11 is connected with the inner wall of the main cavity body 3 through a bearing 9, the working end of the integrated screw rod 11 is in spiral connection with the screw rod stator, and the top end of the working end of the integrated screw rod is connected with the working end of the micro motor 6 through a coupler 7.

Preferably, an elastic cushion 8 for damping vibration is arranged between the coupling 7 and the bearing 9.

Preferably, a sealing sleeve 10 for preventing the reverse flow of the glue solution is sleeved at the position where the lower side of the bearing 9 is in contact with the rod body of the integrated screw 11.

Further, the outer wall of the main cavity 3 is provided with a round hole for passing glue.

The working principle is as follows: during operation, the controller is started to control the motor to rotate according to a preset program, the coupler 7 is driven to rotate, the integrated screw 11 synchronously rotates, the integrated screw rotates in the screw stator, glue reaches the upper part of the screw through an inner hole in the main cavity 3, the glue is uniformly conveyed to the lower part of the screw at a specified speed along with the rotation of the screw, the glue reaches the lower end cover 4, the glue can flow out from the lower end outlet of the lower end cover 4 according to the glue outlet speed and the glue outlet quantity requirement of different glues in cooperation with the proper size of the lower end cover 4, and the purpose of glue dispensing is achieved.

Has the advantages that: the utility model adopts a simple up-down connection structure, which not only ensures the precision, but also facilitates the disassembly and assembly; the motor is adopted to drive the spiral glue discharging assembly to discharge glue, so that uniform and stable glue discharging of glue with various viscosities can be realized; the utility model discloses the practicality is high, has improved the stability of point and has glued, has improved the point of product and has glued the effect, has good market using value.

It should be noted that the above technical features are continuously combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention described in the specification; moreover, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a high accuracy screw valve for point is glued which characterized in that: go out the gluey subassembly including motor housing, locking lid, the main cavity body, micro motor and spiral, motor housing and the main cavity body are connected through the locking lid, micro motor and spiral play gluey subassembly set up at motor housing and main cavity internal portion respectively, micro motor's work end passes through the coupling joint with the upper end that the gluey subassembly was gone out to the spiral, the lower extreme discharge gate of the main cavity body is provided with an end cover, the end cover still is provided with a locking cap.

2. A high-precision screw valve for dispensing according to claim 1, wherein: the spiral glue discharging assembly comprises an integrated screw and a screw stator, the screw stator is fixed inside the main cavity body, the upper portion of the rod body of the integrated screw is connected with the inner wall of the main cavity body through a bearing, the working end of the integrated screw is in spiral connection with the screw stator, and the top end of the integrated screw is connected with the working end of the micro motor through a coupler.

3. A high-precision screw valve for dispensing according to claim 2, wherein: an elastic soft cushion for slowing down vibration is arranged between the coupler and the bearing.

4. A high-precision screw valve for dispensing according to claim 3, wherein: and a sealing sleeve for preventing the backflow of glue solution is sleeved at the contact position of the lower side of the bearing and the rod body of the integrated screw rod.