CN218610172U

CN218610172U - Dispensing valve for dispensing machine matched with threaded connector and capable of adjusting glue outlet diameter

Info

Publication number: CN218610172U
Application number: CN202223014370.XU
Authority: CN
Inventors: 郑建欣; 江海玉
Original assignee: Jinghengxin Xiamen Technology Co ltd
Current assignee: Jinghengxin Xiamen Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-03-14
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a processing technology field is glued to point that matches screwed joint and goes out gluey bore adjustable point gum valve for machine, its structure includes adjusting nut, the point gum valve main part, first suction nozzle, the second suction nozzle, the case is glued to the point includes the valve rod, O type circle, the sealing washer, the toper piece, the gasket, fastening nut, the valve rod upper end is located to O type circle, the sealing washer is installed in the valve rod middle section, the toper piece is fixed in the valve rod lower extreme through fastening nut and gasket, the point is glued case cooperation point gum valve main part and can be carried out some glue work, adopt luer formula to connect to replace traditional joint and use, only need to change point gum syringe needle can, need not to disassemble work to the point gum valve, the point gum valve main part adopts the design of two inlet channels can carry out the point fast dispensing action, and can also keep the encapsulated situation after the point gum work is accomplished, reduce the glue residue of point gum machine outlet department, great reduction later stage cleaning work load.

Description

Dispensing valve for dispensing machine matched with threaded connector and capable of adjusting glue outlet diameter

Technical Field

The utility model relates to a processing technology field is glued to the point, specifically relates to a match screwed joint and go out gluey bore adjustable point gum machine dispensing valve.

Background

The dispensing head is one of the important tools of the operation of gluing, mainly play the glue in the glue bottle and point to the effect that needs the point to glue the position, be one kind be used for scribbling the colloid in the product surface or the inside automation equipment of product, its dispensing head adopts the structure that injection formula was glued frequently, it will be by dispensing head main part and set up valve body subassembly and dispensing needle etc. in dispensing head main part and constitute, can change the dispensing needle head according to the demand, combine the use scene, reach the purpose of nimble use.

Aiming at the dispensing valve for the existing dispensing machine, a relative scheme is made aiming at the following problems:

at present point gum machine dispensing valve is when the syringe needle is glued in the cooperation, adopt fixed model to pair the use usually, when the during operation is glued to the point to different demands, need point gum valve and point to glue the syringe needle and change in advance, need disassemble point gum valve when changing, the work of gluing is glued in the flexibility of carrying on of being not convenient for, and still need go out the jiao kou to the point gum valve and clear up when changing, traditional point gum machine goes out jiao kou and remains glue easily, lead to later stage cleaning work comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes prior art's is not enough, provides a match screwed joint and goes out to glue bore adjustable point gum machine dispensing valve.

The utility model discloses a following technical scheme realizes: the utility model provides a match screwed joint and go out gluey bore adjustable point gum valve for machine, its structure includes adjusting nut, point gum valve main part, first suction nozzle, second suction nozzle, the case is glued to the point is installed inside the valve main part is glued to the point, the case is glued to the point can carry out the vertical migration in the valve main part is glued to the point, first suction nozzle is installed in point gum valve main part upper end respectively with the second suction nozzle, adjusting nut installs in point gum valve case top, the case is glued to the point includes valve rod, O type circle, sealing washer, conical block, gasket, fastening nut, the valve rod upper end is located to O type circle, the sealing washer is installed in the valve rod middle section, the conical block is fixed in the valve rod lower extreme through fastening nut and gasket, the cooperation point gum valve case is glued to the valve main part and can carry out the work of gluing.

Furthermore, the dispensing valve main body is provided with a fixing plate, a sealing plate, a guiding middle plate, a feeding plate and a threaded connector which are sequentially installed, the first air inlet nozzle is installed together with an air inlet of the fixing plate, and the second air inlet nozzle is installed together with an air inlet of the sealing plate.

Further, the upper end of the valve rod is provided with a stepping groove, a piston is arranged below the stepping groove, rectangular springs are arranged above and below the piston, an end face groove is formed in the piston, the tail end of the valve rod is provided with a limiting step, and external threads are arranged below the limiting step at the tail end of the valve rod.

Furthermore, a guide block is fixedly connected in a groove in the upper end of the guide middle plate, and the guide block and the valve rod are in clearance fit together.

Furthermore, a sealing ring is arranged in a groove at the upper end of the feeding plate, and a rubber ring is fixedly connected in a groove at the lower end of the feeding plate.

Furthermore, a plurality of pairs of O-shaped rings are arranged in the dispensing valve main body.

Furthermore, an internal thread is arranged inside a convex opening at the lower end of the threaded joint.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a luer formula connects and replaces the tradition to connect and uses, only need change the point glue syringe needle can, need not the point glue valve and disassemble work, can be nimble change work according to the user demand point glue syringe needle, the point glue valve main part adopts two inlet channel's design can carry out the point fast and glue the action to can also keep the encapsulated situation after the point glue work is accomplished, reduce the glue that the point gum machine goes out glue mouthful department and remain, great reduction later stage clearance work load.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

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

Fig. 2 is the internal structure schematic diagram of the dispensing valve element of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the dispensing valve element of the present invention.

Fig. 4 is a front view of the valve stem of the present invention.

In the figure: the dispensing valve comprises an adjusting nut 1, a dispensing valve main body 2, a first air inlet nozzle 3, a second air inlet nozzle 4, a fixing plate 5, a sealing plate 6, a guide intermediate plate 7, a feeding plate 8, a Ruhr type connector 9, a dispensing valve core 10, a valve rod 11, an O-shaped ring 12, a sealing ring 13, a sealing ring 15, a conical block 16, a gasket 17, a fastening nut 18, a glue passing ring 19, a rectangular spring 20, a abdicating groove 21, a piston 22 and a limiting step 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a dispensing valve for a dispenser with adjustable dispensing aperture and matching with a threaded connector, comprising: the dispensing valve for the dispensing machine is matched with a threaded connector and capable of adjusting the dispensing caliber, and structurally comprises an adjusting nut 1, a dispensing valve main body 2, a first air inlet nozzle 3, a second air inlet nozzle 4 and a dispensing valve core 10, wherein the dispensing valve core 10 is installed inside the dispensing valve main body 2, the dispensing valve core 10 can vertically move in the dispensing valve main body 2, the first air inlet nozzle 3 and the second air inlet nozzle 4 are installed at the upper end of the dispensing valve main body 2 respectively, the adjusting nut 1 is installed above the dispensing valve core 10, as shown in the attached drawing 2, the moving stroke of a piston 22 arranged on a valve rod 11 can be adjusted by adjusting the distance between the adjusting nut 1 and the top surface of the upper end of the valve rod 11, the dispensing valve core 10 comprises a valve rod 11, an O-shaped ring 12, a sealing ring 13, a conical block 16, a gasket 17 and a fastening nut 18, the O-shaped ring 12 is arranged at the upper end of the valve rod 11, the sealing ring 13 is installed in the middle section of the valve rod 11, the conical block 16 is fixed at the lower end of the valve rod 11 through the fastening nut 18 and the gasket 17, the conical block 16 is limited by a limiting step 23, and the dispensing valve core 10 can be matched with the dispensing valve main body 2 to work for dispensing valve core to fix the dispensing valve core.

Preferably, the dispensing valve main body 2 is provided with a fixing plate 5, a sealing plate 6, a guide intermediate plate 7, a feeding plate 8 and a luer type connector 9, which are sequentially installed, the first air inlet nozzle 3 is installed together with an air inlet arranged on the fixing plate 5, and the second air inlet nozzle 4 is installed together with an air inlet arranged on the sealing plate 6.

Preferably, 11 upper ends of valve rod are equipped with the groove of stepping down 21, it is equipped with piston 22 to step down groove 21 below, piston 22 is through cooperating with sealing washer 13, as shown in fig. 2, can form the unilateral cavity that has the gas tightness with the inside cavity cooperation of closing plate 6, when piston 22 one side input air, piston 22 can be promoted, drives valve rod 11 and carries out perpendicular rectilinear motion, as shown in fig. 2, piston 22 top all is equipped with rectangle spring 20 with the below, the inside end face groove that is equipped with of piston 22, rectangle spring 20 can carry out elastic motion at piston 22 end face groove, 11 tail ends of valve rod are equipped with spacing step 23, the spacing step below of 11 tail ends of valve rod is equipped with the external screw thread.

Preferably, a guide block 14 is fixedly connected in a groove at the upper end of the guide intermediate plate 7, and the guide block 14 and the valve rod 11 are in clearance fit together.

Preferably, a sealing ring 15 is arranged in a groove at the upper end of the feeding plate 8, a rubber ring 19 is fixedly connected in a groove at the lower end of the feeding plate 8, and the sealing ring 15 and the valve rod 11 are in clearance fit together.

Preferably, a plurality of pairs of O-shaped rings 12 are arranged in the main body of the dispensing valve main body 2, and the O-shaped rings 12 can seal and buffer matching gaps.

Preferably, an internal thread is arranged inside a convex opening at the lower end of the luer type joint 9.

The utility model relates to a match screwed joint and go out gluey bore adjustable point gum machine dispensing valve's theory of operation:

when the threaded connector is matched and the dispensing caliber is adjustable, when dispensing operation is required, gas is input into a cavity of the sealing plate through the first air inlet nozzle to push a piston in the dispensing valve main body to move downwards, the piston moves to compress a rectangular spring arranged in a groove at the end face of the piston, the piston moves downwards to drive the valve rod to move downwards integrally, as shown in the attached drawing 2, a conical block arranged at the lower end of the valve rod is far away from the glue passing ring, a glue passing channel is formed between the valve rod and the glue passing ring to extrude glue, dispensing operation is carried out, the downward movement distance of the valve rod is limited by the adjusting nut, when the required movement distance is reached, the adjusting nut is in contact with the upper surface of the fixing plate, the dispensing valve core stops moving at the moment, and the dispensing operation is carried out at the current position;

when dispensing work is not needed, gas is input into the cavity of the sealing plate through the second air inlet nozzle to push the piston in the glue valve main body to move upwards, when the piston moves upwards, the rectangular spring below the piston can restore to the original position due to resilience force to jack the piston upwards, meanwhile, the piston moving upwards can compress the rectangular spring above the piston, and when the piston moves upwards, the conical block arranged at the lower end of the glue valve main body can be driven to move upwards until being matched with the glue passing ring to seal the glue outlet, so that the glue dispenser is in a closed state;

as shown in fig. 2, the elastic force of the rectangular spring arranged at the upper end of the piston is smaller than the elastic force of the rectangular spring arranged at the lower end of the piston, and the rectangular springs arranged at the upper end and the lower end of the piston can assist the piston to move and can fix the position of the dispensing valve core in the dispensing valve body when the dispensing valve loses an external air source, so that the dispensing valve core is in a closed state and the glue is prevented from overflowing.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a match screwed joint and go out gluey bore adjustable point gum valve for gluing machine, its structure includes adjusting nut (1), point gum valve main part (2), first suction nozzle (3), second suction nozzle (4), point gum case (10), its characterized in that:

the dispensing valve core (10) is installed inside the dispensing valve main body (2), the dispensing valve core (10) can vertically move in the dispensing valve main body (2), the first air inlet nozzle (3) and the second air inlet nozzle (4) are respectively installed at the upper end of the dispensing valve main body (2), the adjusting nut (1) is installed above the dispensing valve core (10), the dispensing valve core (10) comprises a valve rod (11), an O-shaped ring (12), a sealing ring (13), a conical block (16), a gasket (17) and a fastening nut (18), the O-shaped ring (12) is arranged at the upper end of the valve rod (11), the sealing ring (13) is installed in the middle section of the valve rod (11), the conical block (16) is fixed at the lower end of the valve rod (11) through the fastening nut (18) and the gasket (17), and the dispensing valve core (10) is matched with the dispensing valve main body (2) to perform dispensing work.

2. The dispensing valve for the dispensing machine matched with the threaded joint and provided with the adjustable dispensing caliber according to claim 1, is characterized in that: the dispensing valve main body (2) is provided with a fixing plate (5), a sealing plate (6), a guide intermediate plate (7), a feeding plate (8) and a Ruhr type joint (9), the dispensing valve main body and the feeding plate are sequentially installed, the first air inlet nozzle (3) is installed together with an air inlet formed in the fixing plate (5), and the second air inlet nozzle (4) is installed together with an air inlet formed in the sealing plate (6).

3. The dispensing valve for the dispensing machine matched with the threaded joint and provided with the adjustable dispensing caliber according to claim 1, is characterized in that: valve rod (11) upper end is equipped with groove of stepping down (21), it is equipped with piston (22) to step down groove (21) below, piston (22) top all is equipped with rectangle spring (20) with the below, piston (22) inside is equipped with the end face groove, valve rod (11) tail end is equipped with spacing step (23), valve rod (11) tail end spacing step below is equipped with the external screw thread.

4. The dispensing valve for the dispensing machine matched with the threaded joint and provided with the adjustable dispensing caliber according to claim 2, is characterized in that: the guide device is characterized in that a guide block (14) is fixedly connected in a groove in the upper end of the guide intermediate plate (7), and the guide block (14) and the valve rod (11) are in clearance fit together.

5. The dispensing valve for the dispensing machine matched with the threaded joint and provided with the adjustable dispensing caliber according to claim 2, is characterized in that: a sealing ring (15) is arranged in a groove at the upper end of the feeding plate (8), and a rubber ring (19) is fixedly connected in a groove at the lower end of the feeding plate (8).

6. The dispensing valve for the dispensing machine matched with the threaded joint and provided with the adjustable dispensing caliber according to claim 1, is characterized in that: the dispensing valve main body (2) is internally provided with a plurality of pairs of O-shaped rings (12).

7. The dispensing valve for the dispensing machine matched with the threaded joint and provided with the adjustable dispensing caliber according to claim 2, is characterized in that: and internal threads are arranged inside a convex opening at the lower end of the Ruhr type joint (9).