CN216742988U - Three-way valve for glue dispenser - Google Patents
Three-way valve for glue dispenser Download PDFInfo
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- CN216742988U CN216742988U CN202123386005.7U CN202123386005U CN216742988U CN 216742988 U CN216742988 U CN 216742988U CN 202123386005 U CN202123386005 U CN 202123386005U CN 216742988 U CN216742988 U CN 216742988U
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Abstract
The utility model discloses a three-way valve for a glue dispenser, which comprises a valve seat, a valve core and a driving assembly, wherein the valve core is arranged on the valve seat; the rear side wall of the valve seat is provided with a groove, the top wall, the bottom wall and the right side wall are provided with a first through hole, a second through hole and a third through hole, and the first through hole, the second through hole and the third through hole are communicated with the groove and are respectively connected with the glue inlet pipe interface, the glue outlet pipe interface and the cleaning pipe interface; the valve core is arranged in the groove; the driving assembly is connected with the valve core and used for driving the valve core to switch states; when the valve core is switched to the first state, the first through hole is communicated with the second through hole, and the third through hole is closed; when the valve core is switched to the second state, the first through hole is communicated with the third through hole, and the second through hole is closed. According to the three-way valve for the glue dispensing machine, the valve core can be driven to rotate through the driving assembly, so that the valve core is switched to different states, the glue dispensing equipment can be conveniently switched between a glue dispensing state and a glue changing and cleaning state, residual glue and cleaning liquid can be discharged through the external cleaning pipe, and the three-way valve is beneficial to use.
Description
Technical Field
The utility model relates to the field of dispensing equipment, in particular to a three-way valve for a dispensing machine.
Background
In the production process of intelligent terminal equipment such as mobile phones and tablets, specific hot melt adhesive needs to be dripped or coated on the mobile phone rear shell, so that the touch screen and the rear shell can be firmly adhered together. The glue dispenser is an automatic machine for dropping or coating specific hot melt adhesive on a rear shell, at present, glue dispensers on the market are generally connected through valves, and the valves are only provided with one transmission channel, namely, the valves are opened, the glue inlet pipes are communicated with the glue outlet pipes, the hot melt adhesive can be transmitted, the valves are closed, the glue inlet pipes are disconnected from the glue outlet pipes, and the hot melt adhesive cannot be transmitted. So, when the hot melt adhesive of different kinds need to be changed, the head is glued from the inside point of equipment to the cull and washing liquid and discharges, so, not only need set up the holding container in equipment inside, simultaneously, cause the inside phenomenon of intaking of equipment easily, consequently, be unfavorable for the use.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one objective of the present invention is to provide a three-way valve for a dispenser.
In order to achieve the above object, in one aspect, a three-way valve for a dispenser according to an embodiment of the present invention includes:
the back side wall of the valve seat is provided with a groove, the bottom wall, the top wall and the right side wall of the valve seat are respectively provided with a first through hole, a second through hole and a third through hole, the first through hole, the second through hole and the third through hole are communicated with the groove, and the first through hole, the second through hole and the third through hole are respectively suitable for being connected with a glue inlet pipe connector, a glue outlet pipe connector and a cleaning pipe connector;
the valve core is arranged in the groove;
the driving assembly is connected with the valve core and used for driving the valve core to be switched between a first state and a second state; when the valve core is switched to a first state, the first through hole is communicated with the second through hole, and the third through hole is closed; when the valve core is switched to the second state, the first through hole is communicated with the third through hole, and the second through hole is closed.
According to the three-way valve for the glue dispensing machine, the valve core can be driven to rotate through the driving assembly, so that the valve core is switched to different states, the glue dispensing equipment can be conveniently switched between a glue dispensing state and a glue changing and cleaning state, residual glue and cleaning liquid can be discharged through the external cleaning pipe, and the three-way valve is beneficial to use.
In addition, the three-way valve for the dispensing machine according to the above embodiment of the present invention may further have the following additional technical features:
according to one embodiment of the utility model, the peripheral wall of the valve core is provided with a first core hole, a second core hole and a third core hole;
the first core hole and the second core hole are oppositely arranged and are communicated with each other, and the third core hole is communicated with the first core hole and the second core hole;
when the valve core is switched to a first state, the second core hole and the first core hole are respectively communicated with the first through hole and the second through hole, and the third core hole is abutted against the inner wall of the groove and is sealed;
when the valve core rotates to a second state, the third core hole and the second core hole are respectively communicated with the first through hole and the third through hole, and the first core hole is abutted against the inner wall of the groove and is sealed.
According to an embodiment of the present invention, a silicone sealing gasket is disposed on an inner wall of the groove, and three avoiding holes are formed in the silicone sealing gasket, and the three avoiding holes respectively correspond to the first through hole, the second through hole and the third through hole one to one.
According to one embodiment of the utility model, the device further comprises a mounting seat arranged on the driving assembly and used for mounting the valve seat.
According to one embodiment of the utility model, the mounting seat is of a U-shaped structure, and two ends of the mounting seat are respectively provided with a positioning groove;
and two ends of the valve seat are respectively arranged in the two positioning grooves.
According to one embodiment of the utility model, the valve core comprises a valve core end and a connecting end, the valve core end is arranged in the groove of the valve seat, and the connecting end is connected with the driving assembly.
According to one embodiment of the present invention, the driving assembly includes a rotating motor and a connector;
the connector with the rotating electrical machines links to each other, just be provided with a mounting groove on the connector, the link install in the mounting groove.
According to one embodiment of the utility model, the left side wall and the right side wall of the rotating motor are respectively provided with a sliding groove, the sliding grooves extend along the vertical direction, and the sliding grooves are suitable for being in sliding connection with an external mounting mechanism.
According to one embodiment of the utility model, the inner wall of the sliding groove is in a circular arc structure, and the diameter of the inner wall is larger than the distance between the notches.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded schematic view of an embodiment of the present invention;
FIG. 3 is a schematic structural view of a valve seat according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a valve element according to an embodiment of the present invention.
Reference numerals:
a valve seat 10;
a groove 11;
a first through-hole 12;
a third through hole 13;
a silicone sealing gasket 14;
a rubber tube connector 15;
a glue outlet pipe interface 16;
a cleaning tube interface 17;
a drive assembly 20;
a rotating electrical machine 21;
a chute 211;
a connecting head 22;
a mounting groove 221;
a valve core 30;
a spool end 31;
a second core hole 311;
a third core hole 312;
a connection end 32;
a mounting seat 40;
and a positioning groove 41.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 4, an embodiment of the utility model provides a three-way valve for a dispenser, including a valve seat 10, a valve core and a driving assembly 20.
Specifically, a groove 11 is formed in the rear side wall of the valve seat 10, a first through hole 12, a second through hole and a third through hole 13 are respectively formed in the bottom wall, the top wall and the right side wall, the first through hole 12, the second through hole and the third through hole 13 are all communicated with the groove 11, and the first through hole 12, the second through hole and the third through hole 13 are respectively suitable for being connected with a rubber inlet pipe connector 15, a rubber outlet pipe connector 16 and a cleaning pipe connector 17. The groove 11 is a circular groove, the first through hole 12, the second through hole and the third through hole 13 are circular holes, the rubber tube inlet interface 15, the rubber tube outlet interface 16 and the cleaning tube interface 17 which are connected with the first through hole 12, the second through hole and the third through hole 13 are respectively communicated with the groove 11 through the first through hole 12, the second through hole and the third through hole 13, and the rubber tube inlet interface 15, the rubber tube outlet interface 16 and the cleaning tube interface 17 are respectively and correspondingly connected with a rubber tube inlet, a rubber tube outlet and a cleaning tube, so that the rubber tube inlet can be communicated with the rubber tube outlet, and the rubber tube inlet can be communicated with the cleaning tube.
The valve core 30 is arranged in the groove 11;
the driving assembly 20 is connected to the valve core 30 and is used for driving the valve core 30 to switch between a first state and a second state; when the valve core 30 is switched to the first state, the first through hole 12 and the second through hole are communicated with each other, and the third through hole 13 is closed; when the valve core 30 is switched to the second state, the first through hole 12 and the third through hole 13 are communicated with each other, and the second through hole is closed.
The drive assembly 20 acts as a power source to drive the valve plug 30 to rotate, thereby driving the valve plug 30 to switch between different states. Specifically, when dispensing, the connection between the glue inlet pipe and the glue outlet pipe needs to be ensured so as to smoothly convey the hot melt adhesive, and at the moment, the cleaning pipe needs to be ensured to be closed so as to avoid influencing the conveyance of the hot melt adhesive; then, the valve core 30 can be driven by the driving assembly 20 to rotate to the first state, in this state, the valve core 30 can block the third through hole 13 and conduct the first through hole 12 and the second through hole, so that the hot melt adhesive can enter the adhesive outlet pipe through the adhesive inlet pipe and the first through hole 12 via the valve core 30 and the second through hole, so as to realize the transmission of the hot melt adhesive; when the glue needs to be changed, the residual glue needs to be discharged and the rubber inlet pipe needs to be cleaned, the communication between the rubber inlet pipe and the cleaning pipe needs to be ensured, so that the residual glue and the cleaning liquid can be smoothly discharged, at the moment, the sealing of the rubber outlet pipe needs to be ensured, so that the residual glue and the cleaning liquid can not flow into the equipment, then, the valve core 30 can be driven to rotate to the second state through the driving assembly 20, in the state, the valve core 30 can block the second through hole and conduct the first through hole 12 and the third through hole 13, and in this way, the residual glue and the cleaning liquid can enter the cleaning pipe through the rubber inlet pipe and the first through hole 12 through the valve core 30 and the third through hole 13, so that the residual glue and the cleaning liquid can be smoothly discharged. Therefore, the residual glue and the cleaning liquid can be smoothly discharged through the external pipeline, and the use is facilitated.
According to the three-way valve for the glue dispenser, the valve core can be driven to rotate through the driving assembly, so that the valve core is switched to different states, the glue dispensing equipment can be conveniently switched between a glue dispensing state and a glue changing and cleaning state, residual glue and cleaning liquid can be discharged through the external cleaning pipe, and the three-way valve is beneficial to use.
Advantageously, in an embodiment of the present invention, the outer peripheral wall of the valve core 30 is provided with a first core hole, a second core hole 311 and a third core hole 312;
the first core hole 311 and the second core hole 311 are oppositely arranged and are communicated with each other, and the third core hole 312 is communicated with the first core hole 311 and the second core hole 311;
when the valve core 30 is switched to the first state, the second core hole 311 and the first core hole are respectively communicated with the first through hole 12 and the second through hole, and the third core hole 312 abuts against the inner wall of the groove 11 and is closed;
when the valve core 30 rotates to the second state, the third core hole 312 and the second core hole 311 are respectively communicated with the first through hole 12 and the third through hole 13, and the first core hole abuts against the inner wall of the groove 11 and is closed.
Thus, the first core hole 311 and the second core hole 311 which are formed on the valve core 30 are coaxially arranged and respectively correspond to the first through hole 12 and the second through hole, the third core hole 312 is vertically arranged with the first core hole 311 and the second core hole 311 and corresponds to the third through hole 13, when dispensing is needed, the cleaning pipe needs to be closed, at the moment, the valve core 30 is driven to rotate through the driving assembly 20, so that the positions of the coaxially arranged first core hole and the second core hole 311 are exchanged and are respectively communicated with the first through hole 12 and the second through hole, the third core hole 312 which is vertical to the first core hole and the second core hole 311 is dislocated with the third through hole 13, the third core hole 312 is abutted against the inner wall of the valve seat 10 and is further closed, and thus, the rubber inlet pipe and the rubber outlet pipe can be mutually communicated, and hot melt adhesive can be smoothly conveyed for dispensing; and when needs trade glue, when arranging the cull or wasing side by side, need will go out the glued pipe and seal, at this moment, still drive valve core 30 through drive assembly 20 and rotate for second core hole 311 is linked together with third through-hole 13, and third core hole 312 links to each other with first through-hole 12, and the second through-hole then offsets with the inner wall of disk seat 10, and then is sealed, like this, advances the rubber pipe and then links to each other with the scavenge pipe, just also discharges the cull or will trade the washing liquid when gluing and discharge through the scavenge pipe. The state of the spool 30 is driven by the driving assembly 20, and thus, the operation is more convenient and the accuracy is relatively higher.
Advantageously, in an embodiment of the present invention, a silicone sealing gasket 14 is disposed on an inner wall of the groove 11, and three avoiding holes are disposed on the silicone sealing gasket 14, and the three avoiding holes respectively correspond to the first through holes 12, the second through holes, and the third through holes 13 one to one.
The silica gel sealing washer 14 is fixedly arranged on the inner wall of the groove 11, the three avoiding holes are respectively used for exposing the first through hole 12, the second through hole and the third through hole 13, and the silica gel sealing washer 14 has certain elasticity, so when the valve core 30 is rotated to different states, when the core hole on the valve core 30 corresponds to the valve seat 10, the elastic silica gel sealing washer 14 can be abutted between the valve core 30 and the wall of the groove 11, thereby ensuring the sealed connection of the core hole and the through holes, and therefore, the use can be influenced by glue leakage or water leakage when glue dispensing or cleaning is carried out.
Advantageously, in another embodiment of the present invention, a mounting seat 40 is further included, and the mounting seat 40 is disposed on the driving assembly 20 for mounting the valve seat 10.
Preferably, the mounting seat 40 is a U-shaped structure, and two ends of the mounting seat are respectively provided with a positioning groove 41; two ends of the valve seat 10 are respectively installed in the two positioning grooves 41.
Thus, by providing the mounting seat 40, the mounting of the valve seat 10 is facilitated. Specifically, the both ends of U type structure are provided with constant head tank 41, can be quick fix a position and install disk seat 10 through constant head tank 41, and preferably, disk seat 10 passes through the screw rod and installs in constant head tank 41, and like this, not only simple to operate is quick, and fixed effect is also good, is favorable to improving the life of valve.
Advantageously, in some embodiments of the present invention, the valve element includes a valve element end 31 and a connecting end 32, the valve element end 31 is disposed in the groove 11 of the valve seat 10, and the connecting end 32 is connected to the driving assembly 20.
Wherein, the connecting end 32 is of a square structure, so that the connecting end 32 of the square structure is easy to be fixedly connected with the driving assembly 20; the valve core end 31 is of a cylindrical structure, and the first, second and third core holes 311, 312 are formed in the valve core end 31, so that the valve core end 31 of the cylindrical structure can easily rotate in the groove 11 of the valve seat 10, and the positions of the first, second and third core holes 311, 312 can be changed, so as to switch the valve core between different states.
Advantageously, in some embodiments of the present invention, said drive assembly 20 comprises a rotary electric machine 21 and a connection head 22; connector 22 with rotating electrical machines 21 links to each other, just be provided with a mounting groove 221 on the connector 22, link 32 install in the mounting groove 221.
The mounting groove 221 is of a square structure, so that the mounting groove is conveniently matched with the connecting end 32 of the square structure of the valve core in an inserting manner, and the mounting and fixing of the valve core are completed.
Advantageously, in some embodiments of the present invention, the left side wall and the right side wall of the rotating electrical machine 21 are both provided with a sliding slot 211, the sliding slot 211 extends along the vertical direction, and the sliding slot 211 is adapted to be slidably connected with an external mounting mechanism.
Preferably, the inner wall of the sliding groove 211 is a circular arc structure, and the diameter of the sliding groove is larger than the distance between the notches.
That is, the rotating electrical machine 21 and the external mounting mechanism are assembled in a sliding connection manner, so that the rotating electrical machine 21 can slide up and down along the external mounting mechanism, and further, the height can be adjusted according to the requirement of the installation machine. And the inner wall diameter of spout 211 is greater than the interval of notch, therefore, the sliding part that matches with spout 211 on the external mounting mechanism can be established in spout 211 by the card, is difficult for breaking away from out spout 211 easily, consequently, spout 211 adopts above-mentioned structure, has certain spacing anticreep effect.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (8)
1. The utility model provides a point gum machine three-way valve which characterized in that includes:
the back side wall of the valve seat is provided with a groove, the bottom wall, the top wall and the right side wall of the valve seat are respectively provided with a first through hole, a second through hole and a third through hole, the first through hole, the second through hole and the third through hole are communicated with the groove, and the first through hole, the second through hole and the third through hole are respectively suitable for being connected with a glue inlet pipe connector, a glue outlet pipe connector and a cleaning pipe connector;
the valve core is arranged in the groove;
the driving assembly is connected with the valve core and used for driving the valve core to be switched between a first state and a second state; when the valve core is switched to a first state, the first through hole is communicated with the second through hole, and the third through hole is closed; when the valve core is switched to the second state, the first through hole is communicated with the third through hole, and the second through hole is closed.
2. The three-way valve for the dispensing machine according to claim 1, wherein a first core hole, a second core hole and a third core hole are formed in the outer peripheral wall of the valve core;
the first core hole and the second core hole are oppositely arranged and are communicated with each other, and the third core hole is communicated with the first core hole and the second core hole;
when the valve core is switched to a first state, the second core hole and the first core hole are respectively communicated with the first through hole and the second through hole, and the third core hole is abutted against the inner wall of the groove and is sealed;
when the valve core rotates to a second state, the third core hole and the second core hole are respectively communicated with the first through hole and the third through hole, and the first core hole is abutted against the inner wall of the groove and is sealed.
3. The three-way valve for the glue dispenser according to claim 2, wherein a silicone sealing gasket is disposed on an inner wall of the groove, and three avoiding holes are formed in the silicone sealing gasket and respectively correspond to the first through hole, the second through hole and the third through hole one to one.
4. The three-way valve for the dispensing machine according to claim 2, further comprising a mounting seat disposed on the driving assembly for mounting the valve seat.
5. The three-way valve for the dispensing machine according to claim 4, wherein the mounting seat is of a U-shaped structure, and two ends of the mounting seat are respectively provided with a positioning groove;
and two ends of the valve seat are respectively arranged in the two positioning grooves.
6. The three-way valve for the dispensing machine according to claim 5, wherein the valve core comprises a valve core end and a connecting end, the valve core end is arranged in the groove of the valve seat, and the connecting end is connected with the driving assembly.
7. The three-way valve for the dispensing machine according to claim 6, wherein the driving assembly comprises a rotating motor and a connector;
the connector with the rotating electrical machines links to each other, just be provided with a mounting groove on the connector, the link install in the mounting groove.
8. The three-way valve for the dispensing machine according to claim 7, wherein sliding grooves are formed in both the left side wall and the right side wall of the rotating motor, the sliding grooves extend in the vertical direction, and the sliding grooves are adapted to be slidably connected with an external mounting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386005.7U CN216742988U (en) | 2021-12-29 | 2021-12-29 | Three-way valve for glue dispenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386005.7U CN216742988U (en) | 2021-12-29 | 2021-12-29 | Three-way valve for glue dispenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216742988U true CN216742988U (en) | 2022-06-14 |
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ID=81910815
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123386005.7U Active CN216742988U (en) | 2021-12-29 | 2021-12-29 | Three-way valve for glue dispenser |
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| Country | Link |
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| CN (1) | CN216742988U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233896A (en) * | 2021-12-29 | 2022-03-25 | 深圳市世宗自动化设备有限公司 | Three-way valve for glue dispenser |
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2021
- 2021-12-29 CN CN202123386005.7U patent/CN216742988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233896A (en) * | 2021-12-29 | 2022-03-25 | 深圳市世宗自动化设备有限公司 | Three-way valve for glue dispenser |
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