CN220941584U - Glue spraying valve assembly and glue spraying device - Google Patents
Glue spraying valve assembly and glue spraying device Download PDFInfo
- Publication number
- CN220941584U CN220941584U CN202322710467.2U CN202322710467U CN220941584U CN 220941584 U CN220941584 U CN 220941584U CN 202322710467 U CN202322710467 U CN 202322710467U CN 220941584 U CN220941584 U CN 220941584U
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- valve
- glue
- valve body
- elastic sealing
- glue spraying
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- 239000003292 glue Substances 0.000 title claims abstract description 111
- 238000005507 spraying Methods 0.000 title claims abstract description 68
- 238000007789 sealing Methods 0.000 claims abstract description 112
- 239000007921 spray Substances 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 14
- 238000007906 compression Methods 0.000 description 14
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to a glue spraying valve assembly and a glue spraying device, and belongs to the technical field of glue spraying control. The glue spraying valve assembly comprises a valve body and a valve rod arranged on the valve body, at least one valve cavity is arranged in the valve body, the valve rod is arranged in the valve cavity, the glue spraying valve assembly further comprises an elastic sealing piece arranged in the valve body, the inner edge of the elastic sealing piece is in sealing connection with the valve rod, and the outer edge of the elastic sealing piece is in sealing connection with the valve body. The valve body comprises a lower valve body and an upper valve body. The glue spraying device comprises a glue spraying valve assembly and a driving cylinder for driving the valve rod of the glue spraying valve assembly to axially move. The elastic sealing piece is always kept in sealing connection with the valve rod and is in sealing connection with the valve body, so that the tightness of the glue gun is guaranteed, glue in the glue cavity cannot be contacted with air to be solidified and hardened, the sealing effect and the service life of the elastic sealing piece cannot be influenced, the maintenance cost of glue spraying is reduced, and the glue spraying operation efficiency is improved.
Description
Technical Field
The utility model relates to a glue spraying valve assembly and a glue spraying device, and belongs to the technical field of glue spraying control.
Background
The glue spraying valve is mainly used for spraying or showering glue to an object to be bonded, and is a glue spraying control device commonly used for industrial production.
The existing glue spraying valve comprises a valve body and a valve rod, wherein a gap for the valve rod to move is reserved between the valve rod and the valve body through the axial movement of the valve rod, a sealing ring is arranged on the valve body to prevent the glue in the valve body from contacting air for curing, a through hole for the valve rod to pass through is formed in the sealing ring, but the glue is glued on the surface of the valve rod due to the fact that the valve rod acts on the glue, although the sealing ring seals the outer side of the valve rod, the adhesive force of some glue on the valve rod is strong, the glue is still contacted with the air from a valve cavity when the valve rod extends, and the glue is easy to cure, such as PUR wood laminating glue, and the sealing ring is more easy to wear after curing, so that the sealing ring needs to be replaced frequently; on the other hand, once the sealing ring is not replaced timely, air can enter the valve cavity through a gap between the sealing ring and the valve rod to lead to solidification of glue in the valve cavity, the glue spraying valve cannot control spraying or sprinkling of the glue, and the solidified glue in the glue spraying valve needs to be cleaned timely through a diluting agent, so that the operation efficiency of glue spraying is seriously affected.
Disclosure of Invention
The utility model provides a glue spraying valve assembly and a glue spraying device aiming at the defects in the prior art.
The technical scheme for solving the technical problems is as follows: the utility model provides a spout glue valve assembly, includes the valve body and sets up the valve rod on the valve body, be equipped with at least one valve pocket in the valve body, be equipped with in the valve pocket the valve rod, still including locating the internal elastic sealing piece of valve, the inner edge of elastic sealing piece with valve rod sealing connection, the outer fringe of elastic sealing piece with valve body sealing connection.
The beneficial effects of the utility model are as follows: the elastic sealing piece is connected between the valve body and the valve rod in a sealing way, the elastic deformation of the elastic sealing piece can meet the requirement of axial movement of the valve rod, and the control of glue spraying and stopping glue spraying can be realized through the valve rod; when the valve rod moves axially, the elastic sealing piece is always in sealing connection with the valve rod, glue cannot be carried out and always kept in a glue cavity formed between the elastic sealing piece and the valve body, and air cannot enter the glue cavity formed by the elastic sealing piece and the valve rod from the elastic sealing piece to affect the fluidity of glue in the glue cavity. In a word, the glue spraying valve assembly can meet the requirement of controlling glue spraying by utilizing the elastic deformation of the elastic sealing piece, the elastic sealing piece has good sealing effect, glue is always sealed in a glue cavity formed by the elastic sealing piece and the valve body, glue bonding air is prevented from being solidified, the elastic sealing piece cannot be frequently worn due to solidified glue, the maintenance cost of the elastic sealing piece and the glue spraying valve assembly is reduced, and the glue spraying operation efficiency is improved.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the valve body comprises a lower valve body and an upper valve body arranged on the lower valve body, and the elastic sealing piece is arranged between the lower valve body and the upper valve body.
The valve body adopts the two-part structural design, so that the sealing installation between the elastic sealing piece and the valve body is convenient.
Further, the lower valve body is provided with a glue feeding hole, and the glue feeding hole is communicated with the valve cavity.
The glue supply device has the beneficial effects that glue can enter the valve cavity through the glue feeding hole, and the glue supply pipeline is connected with the glue feeding hole so as to realize glue supply.
Further, the device also comprises a spray head, wherein the spray head is arranged at the lower part of the lower valve body.
The glue spraying and pouring device has the beneficial effects that glue can be sprayed out through the spray head under the axial action of the valve rod to realize glue spraying and pouring operation.
Further, the spray head is in threaded connection with the lower valve body.
The spray head and the valve body are in threaded connection, so that the spray head is convenient to connect and convenient to maintain subsequently.
Further, the elastic sealing piece is connected with the valve rod through an upper fixing compression ring and a lower fixing compression ring.
The elastic sealing piece is sleeved on the valve rod, and the upper fixing compression ring and the lower fixing compression ring are sleeved on the valve rod and respectively act on the top and the bottom of the elastic sealing piece to realize the sealing connection between the elastic sealing piece and the valve rod.
Further, an outer ring bulge which is in sealing connection with the valve body is arranged on the outer edge of the elastic sealing piece; and/or an inner ring bulge which is in sealing connection with the valve rod is arranged on the inner edge of the elastic sealing piece.
The adoption of the further scheme has the beneficial effects that the outer ring bulge is in sealing connection with the valve body, and the valve body is provided with an outer ring accommodating groove matched with the outer ring bulge; the inner edge is provided with an inner ring bulge which is used for being connected with the valve rod in a sealing way, and the valve rod is provided with an inner ring accommodating groove which is matched with the inner ring bulge. When the elastic sealing piece is connected with the valve rod through the upper fixing compression ring and the lower fixing compression ring, the upper fixing compression ring and the lower fixing compression ring are in butt joint to form the inner ring accommodating groove, the bulge can further increase the sealing connection effect between the elastic sealing piece and the valve body or the valve rod, and the situation that the elastic sealing piece is separated from the valve body or the valve rod when the valve rod axially moves and deforms is avoided.
The utility model also relates to a glue spraying device which comprises the glue spraying valve assembly and a driving cylinder for driving the valve rod of the glue spraying valve assembly to axially act.
The beneficial effects of the utility model are as follows: the glue spraying device adopts the glue spraying valve assembly, the elastic sealing piece is always kept in sealing connection with the valve rod and is in sealing connection with the valve body, the tightness of the glue gun formed by the elastic sealing piece and the valve body is ensured, glue in the glue cavity cannot be solidified and hardened by contact with air, the sealing effect and the service life of the elastic sealing piece cannot be influenced, and the maintenance cost of the glue spraying device is reduced. The axial action of the valve rod is controlled by the driving cylinder, so that the purpose of automatically controlling glue spraying is realized, and the glue spraying operation efficiency is further improved.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, a piston rod of the driving cylinder is connected with the valve rod through a connecting piece.
The further proposal has the advantages that the piston rod of the driving cylinder can be directly connected with the valve rod, such as when only one valve rod is arranged; of course, the piston rod of the driving cylinder can also be connected with the valve rod through a connecting piece, and if the valve rod has two or more than two, the connection between the driving cylinder and a plurality of valve rods can be realized through the connecting piece.
Further, the connecting piece is of a C-shaped structure, the C-shaped structure comprises an upper connecting portion and a lower connecting portion, the valve rod is connected with the lower connecting portion, and a piston rod of the driving cylinder is connected with the upper connecting portion.
The beneficial effect of adopting above-mentioned further scheme is, connect conveniently, when adopting a actuating cylinder to drive a plurality of valve stems, avoids the valve stem to interfere each other when actuating cylinder and connecting piece are connected.
Drawings
FIG. 1 is a schematic diagram of an embodiment 1 of a glue-spraying valve assembly according to the present utility model;
FIG. 2 is a schematic front view of an embodiment 1 of a glue-spraying valve assembly according to the present utility model;
FIG. 3 is a schematic cross-sectional view of FIG. 2 along the direction A-A;
FIG. 4 is a schematic view of the structure of the elastic sealing plate of the present utility model;
FIG. 5 is a schematic view of the fitting angle of the elastic sealing plate and the valve rod according to the present utility model;
FIG. 6 is a schematic view of a second structure of the fitting angle between the elastic sealing piece and the valve rod;
FIG. 7 is a schematic view of an embodiment 2 of a glue-spraying valve assembly according to the present utility model;
FIG. 8 is a schematic side view of an embodiment 2 of a glue-spraying valve assembly according to the present utility model;
FIG. 9 is a schematic cross-sectional view of the structure of FIG. 8 along the direction B-B;
FIG. 10 is a schematic view of the structure of the glue spraying device according to the first aspect of the present utility model;
FIG. 11 is a schematic view of a second angle of the glue spraying device according to the present utility model;
In the figure, 1, a valve body; 11. a lower valve body; 12. an upper valve body; 2. a valve stem; 3. an elastic sealing sheet; 31. an outer ring protrusion; 32. an inner ring protrusion; 4. a glue feeding hole; 5. a spray head; 6. a fixed compression ring is arranged on the upper part; 7. a lower fixed compression ring; 8. a drive cylinder; 9. a connecting piece; 91. a lower connecting part; 92. and an upper connecting part.
Detailed Description
The principles and features of the present utility model are described below in connection with examples, which are set forth only to illustrate the present utility model and not to limit the scope of the utility model.
Embodiment 1, as shown in fig. 1-6, a glue spraying valve assembly comprises a valve body 1 and a valve rod 2 arranged on the valve body 1, wherein a valve cavity is arranged in the valve body 1, the valve cavity is internally provided with the valve rod 2, the glue spraying valve assembly further comprises an elastic sealing piece 3 arranged in the valve body 1, the inner edge of the elastic sealing piece 3 is in sealing connection with the valve rod 2, and the outer edge of the elastic sealing piece 3 is in sealing connection with the valve body 1.
The valve body 1 comprises a lower valve body 11 and an upper valve body 12 arranged on the lower valve body 11, and the elastic sealing piece 3 is arranged between the lower valve body 11 and the upper valve body 12. The valve body 1 adopts a two-part structural design, so that the sealing installation between the elastic sealing piece 3 and the valve body 1 is facilitated.
The lower valve body 11 is provided with a glue feeding hole 4, and the glue feeding hole 4 is communicated with the valve cavity. Glue can enter the valve cavity through the glue feeding hole 4, and the glue feeding pipeline is connected with the glue feeding hole 4 so as to realize glue supply.
And the spray head 5 is arranged at the lower part of the lower valve body 11. The glue can be sprayed out through the spray head 5 under the axial action of the valve rod 2, so that the glue spraying and pouring operation can be realized.
The spray head 5 is in threaded connection with the lower valve body 11. The spray head 5 is in threaded connection with the valve body 1, so that the connection is convenient, and the subsequent maintenance is also convenient.
The elastic sealing piece 3 is connected with the valve rod 2 through an upper fixing compression ring 6 and a lower fixing compression ring 7. The elastic sealing piece 3 is sleeved on the valve rod 2, and the upper fixing compression ring 6 and the lower fixing compression ring 7 are sleeved on the valve rod 2 and respectively act on the top and the bottom of the elastic sealing piece 3 to realize the sealing connection between the elastic sealing piece 3 and the valve rod 2.
An outer ring bulge 31 which is in sealing connection with the valve body 1 is arranged on the outer edge of the elastic sealing piece 3; and/or the inner edge of the elastic sealing piece 3 is provided with an inner ring bulge 32 which is in sealing connection with the valve rod 2. The outer ring bulge 31 is in sealing connection with the valve body 1, and the valve body 1 is provided with an outer ring accommodating groove matched with the outer ring bulge 31; the inner rim has an inner ring projection 32 for sealing connection with the valve stem 2, and the valve stem 2 has an inner ring receiving groove adapted to the inner ring projection 32. When the elastic sealing piece 3 is connected with the valve rod 2 through the upper fixing pressing ring 6 and the lower fixing pressing ring 7, the upper fixing pressing ring 7 and the lower fixing pressing ring 7 are in butt joint to form the inner ring accommodating groove, the bulge can further increase the sealing connection effect between the elastic sealing piece 3 and the valve body 1 or the valve rod 2, and the situation that the elastic sealing piece 3 is separated from the valve body 1 or the valve rod 2 when being deformed when the valve rod 2 axially moves is avoided.
Embodiment 2, as shown in fig. 7-9, a glue-spraying valve assembly comprises a valve body 1 and a valve rod 2 arranged on the valve body 1, wherein three valve cavities are arranged in the valve body 1, each valve cavity is internally provided with one valve rod 2, the glue-spraying valve assembly further comprises an elastic sealing piece 3 arranged in the valve body 1, the inner edge of the elastic sealing piece 3 is in sealing connection with the valve rod 2, and the outer edge of the elastic sealing piece 3 is in sealing connection with the valve body 1. The other structures are the same as those of embodiment 1, and thus will not be described here.
As shown in fig. 10 and 11, the utility model also relates to a glue spraying device, which comprises the glue spraying valve assembly and a driving cylinder 8 for driving the valve rod 2 of the glue spraying valve assembly to axially act.
The piston rod of the drive cylinder 8 is connected to the valve rod 2 via a connection 9. The piston rod of the drive cylinder 8 may be directly connected to the valve stems 2, such as when there is only one valve stem 2; of course, the piston rod of the driving cylinder 8 may also be connected to the valve rod 2 via a connecting piece 9, and if there are two or more valve rods 2, the connection between the driving cylinder 8 and the plurality of valve rods 2 may be achieved via the connecting piece 9.
The connecting piece 9 is of a C-shaped structure, the C-shaped structure comprises an upper connecting portion 92 and a lower connecting portion 91, the valve rod 2 is connected with the lower connecting portion 91, and a piston rod of the driving cylinder 8 is connected with the upper connecting portion 92. The connection is convenient, and when one driving cylinder 8 is adopted to drive a plurality of valve rods 2, the interference between the valve rods 2 and the driving cylinder 8 and the connecting piece 9 is avoided.
The glue enters a glue gun formed by the elastic sealing piece 3 and the valve body 1 through the glue feeding hole 4 on the valve body 1, the driving cylinder 8 acts, the piston rod of the driving cylinder 8 contracts, the valve rod 2 moves outwards of the valve body 1 under the action of the driving cylinder 8, the elastic sealing piece 3 is in sealing connection with the valve rod 2, the elastic sealing piece 3 elastically deforms along with the outwards movement of the valve rod 2, the free end of the valve rod 2 leaves a glue outlet of the spray head 5, and the glue flows out of the spray head 5 to perform glue spraying operation; the driving cylinder 8 acts, a piston rod of the driving cylinder 8 extends, the valve rod 2 is reset under the action of the driving cylinder 8, the free end of the valve rod 2 blocks the glue outlet of the spray head 5, and the glue spraying operation is stopped. The whole process is that the elastic sealing piece 3 is always in sealing connection with the valve rod 2 and the valve body 1, so that the tightness of the glue gun formed by the elastic sealing piece 3 and the valve body 1 is ensured, glue in the glue cavity is not in contact with air, and cannot be solidified and hardened, and the sealing effect and the service life of the elastic sealing piece 3 cannot be influenced.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The utility model provides a spout glue valve assembly, includes valve body (1) and valve rod (2) of setting on valve body (1), its characterized in that, be equipped with at least one valve pocket in valve body (1), be equipped with in the valve pocket valve rod (2), still including locating elastic sealing piece (3) in valve body (1), elastic sealing piece (3)'s inner edge with valve rod (2) sealing connection, elastic sealing piece (3) outer fringe with valve body (1) sealing connection.
2. Glue-spraying valve assembly according to claim 1, characterized in that the valve body (1) comprises a lower valve body (11) and an upper valve body (12) arranged on the lower valve body (11), the elastic sealing piece (3) being arranged between the lower valve body (11) and the upper valve body (12).
3. Glue-spraying valve assembly according to claim 2, characterized in that the lower valve body (11) is provided with a glue-feeding hole (4), the glue-feeding hole (4) being in communication with the valve chamber.
4. Glue valve assembly according to claim 2, further comprising a spray head (5), said spray head (5) being arranged in a lower portion of said lower valve body (11).
5. Glue-injection valve assembly according to claim 4, characterized in that the spray head (5) is screwed with the lower valve body (11).
6. Glue-spraying valve assembly according to claim 1, characterized in that the elastic sealing piece (3) is connected with the valve stem (2) by means of an upper fixing pressure ring (6) and a lower fixing pressure ring (7).
7. Glue-spraying valve assembly according to any one of claims 1-6, characterized in that the outer edge of the elastic sealing piece (3) is provided with an outer ring bulge (31) in sealing connection with the valve body (1); and/or the inner edge of the elastic sealing piece (3) is provided with an inner ring bulge (32) which is in sealing connection with the valve rod (2).
8. Glue spraying device, characterized by comprising a glue spraying valve assembly according to any of claims 1-7, and by further comprising a driving cylinder (8) for driving the axial movement of the valve stem (2) of the glue spraying valve assembly.
9. Glue spraying device according to claim 8, characterized in that the piston rod of the drive cylinder (8) is connected to the valve stem (2) by means of a connection piece (9).
10. Glue spraying device according to claim 9, characterized in that the connecting piece (9) is of a C-shaped structure comprising an upper connecting part (92) and a lower connecting part (91), the valve rod (2) is connected with the lower connecting part (91), and the piston rod of the driving cylinder (8) is connected with the upper connecting part (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322710467.2U CN220941584U (en) | 2023-10-10 | 2023-10-10 | Glue spraying valve assembly and glue spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322710467.2U CN220941584U (en) | 2023-10-10 | 2023-10-10 | Glue spraying valve assembly and glue spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220941584U true CN220941584U (en) | 2024-05-14 |
Family
ID=91015218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322710467.2U Active CN220941584U (en) | 2023-10-10 | 2023-10-10 | Glue spraying valve assembly and glue spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220941584U (en) |
-
2023
- 2023-10-10 CN CN202322710467.2U patent/CN220941584U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |