CN214682652U

CN214682652U - Novel dispensing valve

Info

Publication number: CN214682652U
Application number: CN202120587896.3U
Authority: CN
Inventors: 温明生
Original assignee: Dongguan Youbang Automation Equipment Co ltd
Current assignee: DONGGUAN U-BOND MATERIAL TECHNOLOGY CO LTD
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-11-12
Anticipated expiration: 2031-03-23

Abstract

The utility model discloses a novel dispensing valve, which comprises an air cylinder, wherein the right end of the air cylinder is provided with a connecting plate, the right side of the connecting plate is connected with a rear seal head, the right side of the rear seal head is provided with a U-shaped sealing ring, the right end of the U-shaped sealing ring is provided with a pressing block, the outer side of the pressing block is connected with an upper valve body, the upper part of the upper valve body is provided with a glue inlet, the output end of the air cylinder is connected with a mandrel, the middle outer side of the mandrel is provided with a silica gel spacer sleeve, the right side of the upper valve body is provided with a lower valve body, and the left end of the lower valve body is provided with a related glue sealing sleeve; when the glue is fed, the mandrel moves leftwards to enable the conical plug to abut against and close the opening of the glue sealing sleeve. This novel dispensing valve utilizes the silica gel spacer sleeve to keep apart dabber middle part and glue completely, even there is many stereoplasm granule again in the glue also can not produce wearing and tearing to the dabber, also does not have sealing washer and glue direct contact, does not have the phenomenon of leaking glue because of wearing and tearing produce, greatly improves dispensing valve's life.

Description

Novel dispensing valve

Technical Field

The utility model relates to a dispensing valve technical field specifically is a novel dispensing valve.

Background

The dispensing valve is a glue extrusion device, is one of the commonly used tools, in staff's operation use, in order to postpone the life of equipment, reduces the degree of difficulty that the device used, therefore people are more and more strict to the requirement of dispensing valve.

Glue in the valve is glued to the point is filled with stereoplasm granular material usually, and in frequent point gluing process, the stereoplasm granular material in the glue inevitably can enter into the dabber, and consequently current point is glued the valve and is very easily led to the fact serious wearing and tearing to the dabber after using a period, and life is low, and current point is glued the valve and is provided with the sealing washer in addition, sealing washer and glue direct contact, produce the hourglass phenomenon of gluing because of wearing and tearing easily. We have therefore proposed a new dispensing valve in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel dispensing valve to propose in solving above-mentioned background art and very easily cause serious wear to the dabber, dispensing valve leaks gluey and the problem that life is low.

In order to achieve the above object, the present invention provides the following technical solutions.

A novel dispensing valve comprises an air cylinder, wherein a connecting plate is arranged at the right end of the air cylinder, the right side of the connecting plate is connected with a rear end socket, a U-shaped sealing ring is installed at the right side of the rear end socket, a pressing block is arranged at the right end of the U-shaped sealing ring, an upper valve body is connected to the outer side of the pressing block, a glue inlet is formed in the upper portion of the upper valve body, the output end of the air cylinder is connected with a mandrel, a silica gel spacer sleeve is arranged on the outer side of the middle of the mandrel, the left end of the silica gel spacer sleeve is abutted to the pressing block, a pressing ring is connected to the right end of the silica gel spacer sleeve, a nut is installed on the right side of the pressing ring, a conical plug is arranged at the tail end of the mandrel, a related glue sealing sleeve is connected to the outer side of the conical plug, a lower valve body is arranged on the right side of the upper valve body, and a related glue sealing sleeve is arranged at the left end of the lower valve body; when the glue is fed, the mandrel moves leftwards to enable the conical plug to abut against and close the opening of the glue sealing sleeve.

Preferably, a lubricant is filled between the mandrel and the silica gel spacer.

Preferably, the longitudinal section of the silica gel spacer bush is U-shaped.

Preferably, the maximum stretching deformation amount of the silica gel spacer sleeve is 20% during gel discharging.

Preferably, the longitudinal section of the U-shaped sealing ring is in a U-shaped structure, the rear end enclosure is connected with the U-shaped sealing ring in a sticking mode, and a cavity structure is arranged between the U-shaped sealing ring and the pressing block.

Preferably, the connection mode of briquetting and silica gel spacer is for inlaying the connection, and the silica gel spacer is elastic structure to silica gel spacer and clamping ring constitute enclosed construction.

Preferably, the longitudinal section of the conical plug is in an isosceles trapezoid structure.

Preferably, the insulation cover is installed to the right-hand member inboard of lower valve body, and the insulation cover sets up for elastic construction to the connected mode of lower valve body and insulation cover is for pasting the connection, and the upper right end inboard of lower valve body is provided with protrusion column structure, and the right side of lower valve body is provided with the movable block, the top of movable block is provided with the check lock pole.

Preferably, the bottom of movable block is circular-arc structure setting, and the connected mode of movable block and locking lever is articulated to the longitudinal section of check lock lever is "L" shape structure setting, and the check lock lever is located the right-hand member of lower valve body, and the check lock lever runs through in the right-hand member of lower valve body.

Compared with the prior art, the beneficial effects of the utility model are that: according to the novel dispensing valve, the middle part of the mandrel is completely isolated from glue by the silica gel spacer bush, the mandrel cannot be abraded even if more hard particles exist in the glue, the sealing ring is not in direct contact with the glue, the phenomenon of glue leakage caused by abrasion is avoided, and the service life of the dispensing valve is greatly prolonged;

1. the glue dispensing valve is provided with the silica gel spacer bush and the pressing ring, the left end of the silica gel spacer bush is connected with the pressing block in an embedded mode, and the right end of the silica gel spacer bush is fixedly connected with the mandrel through the pressing ring, so that the mandrel and glue can be conveniently separated from each other, the valve body and internal parts can be prevented from being seriously abraded, and the service life of the glue dispensing valve is prolonged;

2. the glue dispensing valve is provided with the silica gel spacer bush and the lubricant, a cavity-shaped structure is formed between the silica gel spacer bush and the mandrel, and the lubricant is injected into the cavity-shaped structure, so that the aim of lubricating main parts can be fulfilled, and the mutual friction of the internal structures of the glue dispensing valve is avoided;

3. be provided with movable block and check lock lever, after the valve use is accomplished in the point is glued, extrude the check lock lever downwards, extrude the insulation cover through the movable block, will descend the inside gas outgoing of valve body right-hand member to will pile up and extrude at the unnecessary glue that goes out in the jiao kou, avoid the glue that goes out in the jiao kou to air-dry and lead to blockking up convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a schematic view of the front view structure of the silica gel spacer of the present invention;

FIG. 3 is a schematic view of the assembly structure of the silica gel spacer and the mandrel of the present invention;

fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 5 is a schematic side view of the movable block and the locking bar of the present invention;

fig. 6 is a schematic view of the structure of the thermal insulation cover in the closed state.

In the figure: 1. a cylinder; 2. a connecting plate; 3. sealing the end; 4. a U-shaped seal ring; 5. briquetting; 6. an upper valve body; 7. a glue inlet; 8. a mandrel; 9. a silica gel spacer sleeve; 10. a lubricant; 11. pressing a ring; 12. a nut; 13. a conical plug; 14. sealing the rubber and sealing the sleeve; 15. a lower valve body; 16. a thermal insulation sleeve; 17. a movable block; 18. a locking lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Example 1

As shown in fig. 1-3, the novel dispensing valve of the present embodiment comprises a cylinder 1, a connecting plate 2 is disposed at the right end of the cylinder 1, the right side of the connecting plate 2 is connected with a rear seal head 3, the right side of the rear seal head 3 is provided with a U-shaped sealing ring 4, and the right end of the U-shaped sealing ring 4 is provided with a pressing block 5, the outer side of the pressing block 5 is connected with an upper valve body 6, and the upper part of the upper valve body 6 is provided with a glue inlet 7, the output end of the cylinder 1 is connected with a mandrel 8, the outer side of the middle part of the mandrel 8 is provided with a silica gel spacer 9, the left end of the silica gel spacer 9 is abutted against the pressing block 5, the right end of the silica gel spacer 9 is connected with a pressing ring 11, and the right side of the pressing ring 11 is provided with a nut 12, the tail end of the mandrel 8 is provided with a conical plug 13, the outer side of the conical plug 13 is connected with a related glue sealing sleeve 14, the right side of the upper valve body 6 is provided with a lower valve body 15, and the left end of the lower valve body 15 is provided with the related glue sealing sleeve 14; when the glue is fed, the mandrel 8 moves leftwards, so that the conical plug 13 abuts against and closes the opening of the glue sealing gland 14.

As shown in fig. 1, a lubricant 10 is filled between the mandrel 8 and the silica gel spacer 9, the longitudinal section of the silica gel spacer 9 is "U" shaped, so that the lubricant 10 can be conveniently filled, when the glue is discharged, the maximum tensile deformation of the silica gel spacer 9 is 20%, the longitudinal section of the U-shaped sealing ring 4 is in "U" shaped structure, the rear end enclosure 3 is connected with the U-shaped sealing ring 4 in a sticking manner, a cavity-shaped structure is arranged between the U-shaped sealing ring 4 and the pressing block 5, the pressing block 5 is connected with the silica gel spacer 9 in an embedding manner, the silica gel spacer 9 is in an elastic structure, the silica gel spacer 9 and the pressing ring 11 form a closed structure, and the longitudinal section of the tapered plug 13 is in an isosceles trapezoid structure, so that the glue discharge can be conveniently controlled.

The working principle is as follows: when the novel dispensing valve is used, firstly, the air cylinder 1 in the figure 1 is started to drive the mandrel 8 and the conical plug 13 to do left-right reciprocating motion, pressure glue enters the upper valve body 6 of the dispensing valve from the glue inlet 7, when the mandrel 8 moves rightwards, a glue path is opened smoothly, glue is discharged from a glue outlet, when the mandrel 8 moves leftwards, the conical plug 13 with the isosceles trapezoid-shaped longitudinal section can fully block a hole-shaped structure arranged inside the glue-closing sealing sleeve 14, so that the glue path is disconnected, glue-closing operation is realized, the left end of the silica gel spacer 9 is connected with the pressing block 5 in an embedded manner, the right end of the silica gel spacer 9 is fixedly connected with the mandrel 8 through the pressing ring 11 and the nut 12, therefore, the left-right sliding of the mandrel 8 can drive the silica gel spacer 9 to stretch and shrink, the mandrel 8 is conveniently separated from the glue through the silica gel spacer 9 with an elastic structure, even if more hard particles exist in the glue, the mandrel 8 cannot be abraded, the glue leakage phenomenon is avoided, and the service life of the glue valve is greatly prolonged.

Example 2

As shown in fig. 4-6, an insulation cover 16 is installed on the inner side of the right end of the lower valve body 15 in this embodiment, the insulation cover 16 is arranged in an elastic structure, the lower valve body 15 is connected with the insulation cover 16 in a sticking manner, a convex structure is arranged on the inner side of the right upper end of the lower valve body 15, a movable block 17 is arranged on the right side of the lower valve body 15, a locking rod 18 is arranged above the movable block 17, the bottom of the movable block 17 is arranged in an arc-shaped structure, the movable block 17 is hinged to the locking rod 18, the longitudinal section of the locking rod 18 is arranged in an "L" -shaped structure, the locking rod 18 is located at the right end of the lower valve body 15, and the locking rod 18 penetrates through the right end of the lower valve body 15, so that redundant glue accumulated in the glue outlet can be extruded out, thereby preventing the glue in the glue outlet from being dried to cause blockage and being convenient to use.

Form cavity shape structure between silica gel spacer 9 in figure 4 and dabber 8, pour into emollient 10 into wherein, can reach the purpose of carrying out lubrication between the essential element, avoid dispensing valve inner structure to produce the looks friction, use the completion back at the dispensing valve, the check lock lever 18 in downwards extrusion figure 4, make movable block 17 extrude the insulation cover 16 of elastic construction closedly, in the inside gas outgoing of 15 right-hand members of valve body down, can extrude piling up unnecessary glue in going out the jiao kou, avoid the glue in going out the jiao kou to air-dry and lead to blockking up, the use of the dispensing valve of being convenient for, just accomplish a series of operations of this novel dispensing valve more.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 novel dispensing valve which characterized in that: comprises a cylinder (1), a connecting plate (2) is arranged at the right end of the cylinder (1), the right side of the connecting plate (2) is connected with a rear end enclosure (3), a U-shaped sealing ring (4) is installed at the right side of the rear end enclosure (3), a pressing block (5) is arranged at the right end of the U-shaped sealing ring (4), an upper valve body (6) is connected to the outer side of the pressing block (5), a glue inlet (7) is formed in the upper portion of the upper valve body (6), the output end of the cylinder (1) is connected with a core shaft (8), a silica gel spacer sleeve (9) is arranged on the outer side of the middle of the core shaft (8), the left end of the silica gel spacer sleeve (9) is abutted against the pressing block (5), a pressing ring (11) is connected to the right end of the silica gel spacer sleeve (9), a nut (12) is installed on the right side of the pressing ring (11), a conical plug (13) is arranged at the tail end of the core shaft (8), and a relevant glue sealing sleeve (14) is connected to the outer side of the conical plug (13), a lower valve body (15) is arranged on the right side of the upper valve body (6), and a related adhesive sealing sleeve (14) is arranged at the left end of the lower valve body (15); when the glue is fed, the mandrel (8) moves leftwards to enable the conical plug (13) to abut against and close the opening of the glue sealing sleeve (14).

2. The novel dispensing valve of claim 1, wherein: and a lubricant (10) is filled between the mandrel (8) and the silica gel spacer bush (9).

3. The novel dispensing valve of claim 1, wherein: the longitudinal section of the silica gel spacer bush (9) is U-shaped.

4. The novel dispensing valve of claim 1, wherein: and when the rubber is discharged, the maximum stretching deformation amount of the silica gel spacer sleeve (9) is 20 percent.

5. The novel dispensing valve of claim 1, wherein: the longitudinal section of the U-shaped sealing ring (4) is arranged in a U-shaped structure, the rear end enclosure (3) is connected with the U-shaped sealing ring (4) in a sticking mode, and a cavity-shaped structure is arranged between the U-shaped sealing ring (4) and the pressing block (5).

6. The novel dispensing valve of claim 1, wherein: briquetting (5) are connected for inlaying with the connected mode of silica gel spacer (9), and silica gel spacer (9) are elastic structure to silica gel spacer (9) and clamping ring (11) constitute enclosed construction.

7. The novel dispensing valve of claim 1, wherein: the longitudinal section of the conical plug (13) is in an isosceles trapezoid structure.

8. The novel dispensing valve of claim 1, wherein: insulation cover (16) are installed to the right-hand member inboard of lower valve body (15), and insulation cover (16) set up for elastic construction to the connected mode of lower valve body (15) and insulation cover (16) is for pasting the connection, and the upper right end inboard of lower valve body (15) is provided with protrusion column structure, and the right side of lower valve body (15) is provided with movable block (17), the top of movable block (17) is provided with check lock lever (18).

9. The novel dispensing valve of claim 8, wherein: the bottom of movable block (17) is circular-arc structure setting, and the connected mode of movable block (17) and check lock lever (18) is for articulated to the longitudinal section of check lock lever (18) is "L" shape structure setting, and check lock lever (18) are located the right-hand member of lower valve body (15), and check lock lever (18) run through in the right-hand member of lower valve body (15).