CN112517336A - Push-pull type multi-needle dispensing valve and dispensing method thereof - Google Patents
Push-pull type multi-needle dispensing valve and dispensing method thereof Download PDFInfo
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- CN112517336A CN112517336A CN201910889437.8A CN201910889437A CN112517336A CN 112517336 A CN112517336 A CN 112517336A CN 201910889437 A CN201910889437 A CN 201910889437A CN 112517336 A CN112517336 A CN 112517336A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The invention discloses a push-pull type multi-needle dispensing valve and a dispensing method thereof, wherein the push-pull type multi-needle dispensing valve comprises a lifting mechanism, a seat body, a glue stick and a reciprocating mechanism, the lifting mechanism comprises a motor and a plurality of push rods, the seat body comprises a plurality of push rod channels arranged above, a plurality of glue channels arranged on the side surface, a plurality of needle head communicating holes arranged below and a transverse tunnel hole penetrating through the seat body, the glue stick is arranged in the transverse tunnel hole, the glue stick is provided with a plurality of push rod feeding channels vertically penetrating through the glue stick and a plurality of transverse glue feeding channels, when the glue stick is in a first state, the push rod channels are communicated with the push rod feeding channels and the needle head communicating holes, the push rods are fed downwards, and glue in the push rod feeding channels is; when the glue stick is in the second state, the glue channel is communicated with the transverse glue feeding channel, and glue can enter the corresponding push rod feeding channel from the corresponding glue channel and the transverse glue feeding channel, so that the glue dispensing efficiency can be improved.
Description
Technical Field
The invention relates to a dispensing valve and a dispensing method thereof, in particular to a push-pull type multi-needle dispensing valve capable of improving dispensing efficiency and a dispensing method thereof.
Background
With the rapid development in the fields of semiconductors, electronic parts, LCD manufacturing, etc., the use of a dispenser is also becoming more and more common. The dispensing valve is an important part of the dispensing machine, is used for controlling the glue discharging amount of the dispensing machine during dispensing, and plays an important role in manufacturing parts with higher precision.
However, most of the existing dispensing machines adopt a rotary glue stick to fill glue and discharge glue, and the dispensing machine can only dispense glue in a single row. Therefore, the dispensing machine using such dispensing valve and glue stick will affect the dispensing efficiency to some extent.
Therefore, the present invention is directed to a push-pull multi-needle dispensing valve and a dispensing method thereof, so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a push-pull type multi-needle dispensing valve and a dispensing method thereof, which can effectively improve the dispensing efficiency.
The invention relates to a push-pull type multi-needle dispensing valve which is used for controlling the feeding and dispensing operation of glue for dispensing.
The lifting mechanism comprises a motor and a plurality of push rods which are arranged in a single row, and the motor is coupled with the push rods and used for driving the push rods to vertically reciprocate.
The base comprises a plurality of push rod channels arranged above, a plurality of glue channels arranged on the side face, a plurality of needle head communicating holes arranged below and a transverse tunnel hole transversely penetrating through the base, wherein the number of the push rod channels, the number of the glue channels and the number of the needle head communicating holes are the same, and the push rod channels, the glue channels and the needle head communicating holes are correspondingly arranged on the same vertical section and are all communicated to the transverse tunnel hole.
The glue stick is arranged in the transverse tunnel hole in a transverse moving mode, the glue stick is provided with a plurality of push rod feeding channels which vertically penetrate through the glue stick and a plurality of transverse glue feeding channels, each transverse glue feeding channel comprises a glue inlet and a glue outlet which is at least not higher than the glue inlet, the glue outlets are communicated to the corresponding push rod feeding channels, and the glue inlets and the corresponding push rod feeding channels are arranged on the adjacent vertical cross sections in a staggered mode.
And the reciprocating mechanism is coupled with the glue stick, so that the glue stick can perform transverse reciprocating movement along the transverse tunnel hole.
When the reciprocating mechanism pushes the glue stick to be in the first state, the push rod channels are communicated with the corresponding push rod feeding channels and the corresponding needle head communicating holes so as to feed the corresponding push rods downwards and push the glue in the push rod feeding channels out of the needle head communicating holes, and at the moment, the glue channels and the corresponding transverse glue feeding channels are staggered and are not communicated.
When the reciprocating mechanism pushes the glue stick to be in the second state, the plurality of push rod feeding channels are staggered and are not communicated with the corresponding push rod channels and the needle head communication holes, and the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, so that glue can enter the corresponding push rod feeding channels from the corresponding glue channels and the transverse glue feeding channels.
Furthermore, the transverse glue feeding channel and the push rod feeding channel form a preset angle, and the preset angle is 30-90 degrees.
Furthermore, the push-pull type multi-needle dispensing valve further comprises a glue barrel for storing glue, the glue barrel is coupled with each glue channel on the base body, when the reciprocating mechanism pushes the glue stick to be in the second state, the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, and the glue in the glue barrel enters the corresponding glue channels due to the action of gravity and then enters the corresponding push rod feeding channels.
In order to achieve at least one of the advantages or other advantages, an embodiment of the present invention may further provide a push-pull type multi-needle dispensing valve for controlling feeding and dispensing operations of glue for dispensing, where the push-pull type multi-needle dispensing valve includes a lifting mechanism, a seat body, a glue stick, and a reciprocating mechanism.
The lifting mechanism comprises a motor and a plurality of push rods arranged in double rows, wherein the motor is coupled with the push rods and is used for driving the push rods to vertically reciprocate.
The base body comprises a plurality of push rod channels arranged in a double row mode above, a plurality of glue channels arranged on the side face, a plurality of needle head communicating holes arranged in a double row mode below, and transverse tunnel holes transversely penetrating through the base body, the number of the push rod channels and the number of the needle head communicating holes are the same, the push rod channels and the glue channels are arranged in a double row mode in corresponding positions, and the push rod channels, the glue channels and the needle head communicating holes are correspondingly arranged on the same vertical section and are all communicated to the transverse tunnel holes.
The glue stick is arranged in the transverse tunnel hole in a transverse moving mode, the glue stick is provided with a plurality of push rod feeding channels which are arranged in a double-row mode and vertically penetrate through the glue stick, and a plurality of transverse glue feeding channels, each transverse glue feeding channel comprises a glue inlet and two glue outlets which are at least not higher than the glue inlet, the two glue outlets are respectively communicated to the two push rod feeding channels on the corresponding same cross section, and the glue inlets and the corresponding push rod feeding channels are arranged on the adjacent vertical cross sections in a staggered mode.
And the reciprocating mechanism is coupled with the glue stick, so that the glue stick can perform transverse reciprocating movement along the transverse tunnel hole.
When the reciprocating mechanism pushes the glue stick to be in a first state, the plurality of push rod channels are communicated with the corresponding push rod feeding channels and the corresponding needle head communicating holes so that the corresponding push rods can feed downwards and push glue in the push rod feeding channels out of the needle head communicating holes, and at the moment, the plurality of glue channels and the corresponding transverse glue feeding channels are staggered and are not communicated.
When the reciprocating mechanism pushes the glue stick to be in the second state, the plurality of push rod feeding channels are staggered and are not communicated with the corresponding push rod channels and the needle head communication hole, and the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, so that glue can enter the corresponding push rod feeding channels from the corresponding glue channels and the transverse glue feeding channels.
Further, the transverse glue feeding channel and the push rod feeding channel form a preset angle, and the preset angle is 30-90 degrees.
Furthermore, the push-pull type multi-needle dispensing valve also comprises a glue barrel for storing glue, and the glue barrel is coupled to each glue channel on the seat body;
when the reciprocating mechanism pushes the glue stick to be in the second state, the glue channels are communicated with the corresponding transverse glue feeding channels, and glue in the glue barrel enters the corresponding glue channels and then enters the corresponding push rod feeding channels under the action of gravity.
To achieve at least one of the above advantages or other advantages, another embodiment of the present invention may further provide a push-pull type multi-needle dispensing valve for controlling feeding and dispensing operations of glue for dispensing, wherein the push-pull type multi-needle dispensing valve includes a lifting mechanism, a seat body, a glue stick, and a reciprocating mechanism.
The lifting mechanism comprises a motor and a plurality of push rods arranged in double rows, and the motor is coupled with the push rods and used for driving the push rods to vertically reciprocate.
The base comprises a plurality of push rod channels arranged in a double row mode above, a plurality of glue channels arranged in a single row mode on two side faces respectively, a plurality of needle head communicating holes arranged in a double row mode below and a transverse tunnel hole transversely penetrating through the base, the number of the push rod channels, the number of the glue channels and the number of the needle head communicating holes are the same, the push rod channels, the number of the glue channels and the number of the needle head communicating holes are arranged in corresponding positions, the push rod channels, the glue channels, the needle head communicating holes and the glue channels are correspondingly arranged on the same vertical section and are all.
The glue stick is arranged in the transverse tunnel hole in a transverse moving mode, the glue stick is provided with a plurality of push rod feeding channels which are arranged in a double-row mode and vertically penetrate through the glue stick, and a plurality of transverse glue feeding channels which are arranged on the side faces of the push rod feeding channels in each row in a dividing mode, each transverse glue feeding channel comprises a glue inlet and a glue outlet which is at least not higher than the glue inlet, the glue outlets are respectively communicated to the corresponding push rod feeding channels, and the glue inlets and the corresponding push rod feeding channels are arranged on adjacent vertical sections in a staggered mode.
The reciprocating mechanism is coupled with the glue stick, so that the glue stick can perform transverse reciprocating movement along the transverse tunnel hole.
When the reciprocating mechanism pushes the glue stick to be in a first state, the push rod channels are communicated with the corresponding push rod feeding channels and the corresponding needle communicating holes so that the corresponding push rods can feed downwards and push the glue in the push rod feeding channels out of the needle communicating holes.
Further, in the first state, the plurality of glue channels and the corresponding transverse glue feeding channels are staggered and are not communicated.
When the reciprocating mechanism pushes the glue stick to be in the second state, the plurality of push rod feeding channels are staggered and are not communicated with the corresponding push rod channels and the needle head communication holes, and the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, so that glue can enter the corresponding push rod feeding channels from the corresponding glue channels and the transverse glue feeding channels.
Still further, the transverse glue feed channel and the corresponding push rod feed channel form a preset angle, and the preset angle is 30-90 degrees.
Furthermore, the push-pull type multi-needle dispensing valve further comprises a glue barrel for storing glue, when the push-pull type multi-needle dispensing valve comprises two glue barrels, the two glue barrels are respectively arranged on two sides of the base body and are communicated with the corresponding glue channels, so that the glue can timely penetrate through the corresponding glue channels and can be fed into the transverse glue feeding channel and the push rod feeding channel.
When the push-pull type multi-needle dispensing valve comprises a glue barrel, the glue barrel is arranged on one side edge of the seat body and is communicated with the glue channel, so that glue can timely penetrate through the glue channel and can be fed into the transverse glue feeding channel and the push rod feeding channel.
In order to achieve at least one of the advantages or other advantages, another embodiment of the present invention may further provide a push-pull type multi-needle dispensing method, where the push-pull type multi-needle dispensing method uses the push-pull type multi-needle dispensing valve, and the push-pull type multi-needle dispensing method includes:
(1) the reciprocating mechanism pushes the glue stick to be in a first state, so that the push rod channel is communicated with the corresponding push rod feeding channel and the corresponding needle head communicating hole, and the glue channel is not communicated with the corresponding transverse glue feeding channel;
(2) the lifting mechanism feeds the push rod downwards, so that the push rod descends into the push rod feeding channel through the push rod channel to push the glue in the push rod feeding channel and the needle head communicating hole downwards, and part of the glue is pushed out of the needle head communicating hole;
(3) the lifting mechanism lifts the push rod upwards to separate the push rod from the push rod feeding channel;
(4) the reciprocating mechanism pushes the glue stick to be in a second state, so that the push rod feeding channel is not communicated with the corresponding push rod channel and the needle head communicating hole, and the glue channel is communicated with the corresponding transverse glue feeding channel;
(5) glue enters the corresponding push rod feeding channel through the corresponding glue channel and the transverse glue feeding channel;
(6) the reciprocating mechanism reversely pushes the glue stick to return to the first state, and the step (1) is carried out.
Therefore, by using the push-pull type multi-needle dispensing valve and the dispensing method thereof provided by the invention, the dispensing efficiency can be effectively improved by the arrangement of the glue stick.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the technical means can be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are specifically described below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the application, are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic perspective view of a push-pull type multi-needle dispensing valve according to the present invention;
FIG. 2 is a perspective view of the combination of the glue stick and the seat of the push-pull type multi-needle dispensing valve of the present invention;
FIG. 3 is a schematic top perspective view of the glue stick of FIG. 1 in a first state;
FIG. 4 is a schematic top perspective view of the glue stick of FIG. 1 in a second state;
FIG. 5 is a perspective view of a combination structure of a glue stick and a base according to another embodiment of the present invention;
FIG. 6 is a three-view illustration of a square cross-section embodiment of a glue stick of the present invention;
FIG. 7 is a schematic perspective view of a push-pull multi-needle dispensing valve according to another embodiment of the present invention;
FIG. 8 is a perspective view of a combination of a glue stick and a base according to another embodiment of the present invention;
and
FIG. 9 is a flow chart of a push-pull type multi-needle dispensing method according to the present invention.
Reference numerals: 10-push-pull type multi-needle dispensing valve 12-lifting mechanism 1202-motor 1204-push rod 14-seat body 16-glue rod 18-reciprocating mechanism 20-glue barrel 22-push rod channel 24-glue channel 26-needle head communication hole 28-transverse tunnel hole 30-push rod feeding hole 32-transverse glue feeding channel 34-glue inlet 36-glue outlet
Detailed Description
Specific structural and functional details disclosed herein are merely representative and are provided for purposes of describing example embodiments of the present invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the positional or orientational relationships indicated in the drawings to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or component being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the 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 otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
Referring to fig. 1, fig. 1 is a schematic structural perspective view of a push-pull type multi-needle dispensing valve 10 according to the present invention. To achieve one of the advantages or other advantages, an embodiment of the present invention provides a push-pull multi-needle dispensing valve 10 for controlling the feeding and dispensing of glue. The illustrated push-pull multi-needle dispensing valve 10 allows for viewing of the lifting mechanism 12, seat 14, glue stick 16, reciprocating mechanism 18, and glue barrel 20. The lifting mechanism 12 includes a motor 1202 and a plurality of push rods 1204 arranged in a single row, wherein the motor 1202 is coupled to the push rods 1204 and disposed above the push rods 1204 for driving the push rods 1204 to vertically reciprocate. The glue barrel 20 is disposed on a side surface of the seat 14 for storing glue, and in the embodiment shown in fig. 1, the glue barrel 20 is disposed on the right side of the seat 14.
Referring to fig. 2 in conjunction with fig. 1, fig. 2 is a perspective view of a structure of a glue stick 16 and a seat 14 of a push-pull type multi-needle dispensing valve 10 according to the present invention. As can be seen from fig. 2, the seat 14 includes a plurality of push rod channels 22 disposed on the upper side, a plurality of glue channels 24 disposed on the side surface, a plurality of needle communicating holes 26 disposed on the lower side, and a transverse tunnel hole 28 transversely penetrating through the seat 14, the number of the push rod channels 22, the number of the glue channels 24 and the number of the needle communicating holes 26 are the same, and the push rod channels 22, the glue channels 24 and the needle communicating holes 26 are correspondingly disposed on the same vertical section and are all communicated to the transverse tunnel hole 28.
The glue stick 16 is transversely movably disposed in the transverse tunnel hole 28, the glue stick 16 is provided with a plurality of push rod feeding channels 30 vertically penetrating the glue stick 16, and a plurality of transverse glue feeding channels 32, each of the transverse glue feeding channels 32 comprises a glue inlet (not shown) and a glue outlet (not shown) at least not higher than the glue inlet, the glue outlet is communicated with the corresponding push rod feeding channel 30, and the glue inlet and the corresponding push rod feeding channel 30 are disposed on adjacent vertical sections in a staggered manner.
Further, in this embodiment, the number of the plunger channel 22, the plunger feeding channel 30, the needle communicating hole 26, the glue channel 24 and the transversal glue feeding channel 32 is 6, but the number is determined by the operating conditions and is not intended to limit the technical scope of the present invention.
It is further added that the transverse glue feed path 32 is at a predetermined angle to the push rod feed path 30, the predetermined angle being 30 ° to 90 °, whereby the feeding of glue in the glue stick 16 is facilitated.
A reciprocating mechanism 18 is coupled to the glue stick 16 and disposed at the left side (as viewed in the drawing) of the glue stick 16 for providing a power to enable the glue stick 16 to move transversely and reciprocally along the transverse tunnel hole 28 in the seat 14, wherein the reciprocating mechanism 18 may be a cylinder mechanism, a step motor mechanism, a cam mechanism, or a mechanism with a reciprocating driving function.
Referring to fig. 3 with reference to fig. 1 and 2, fig. 3 is a schematic top perspective view of the glue stick 16 of fig. 1 in a first state, when the reciprocating mechanism 18 pushes the glue stick 16 to move rightward until the glue stick is in the first state, the plurality of push rod channels 22 are in a communication state with the corresponding push rod feeding channels 30 and the corresponding needle communicating holes 26, the motor 1202 drives the push rod 1204 to move downward to push the glue in the push rod feeding channels 30 out of the needle communicating holes 26, and at this time, the plurality of glue channels 24 and the corresponding transverse glue feeding channels 32 are in a staggered arrangement and are in a non-communication state.
Referring to fig. 4 in conjunction with fig. 1 and fig. 2, fig. 4 is a schematic top perspective view of the glue stick 16 of fig. 1 in the second state, when the motor 1202 drives the push rod 1204 to move upward to exit the push rod feeding channel 30, and the reciprocating mechanism 18 pushes the glue stick 16 to move leftward to make the glue stick 16 in the second state, the push rod feeding channels 30 are disposed in a staggered manner with the corresponding push rod channels 22 and needle communicating holes 26 to be in a non-communicating state, and the glue channels 24 are in a communicating state with the corresponding transverse glue feeding channels 32, and the glue barrel 20 is coupled to each glue channel 24 on the base 14, so that the glue in the glue barrel 20 can enter the corresponding push rod feeding channel 30 through the corresponding glue channel 24 and transverse glue feeding channel 32 due to the action of gravity.
Referring to fig. 5 in conjunction with fig. 1, fig. 5 is a schematic structural view of another embodiment of a push-pull type multi-needle dispensing valve 10 according to the present invention. To achieve at least one of the above advantages or other advantages, another embodiment of the present invention provides a push-pull multi-needle dispensing valve 10 for controlling the feeding and dispensing operation of a dispensing glue.
In the example of fig. 5, the housing 14 includes a plurality of push rod channels 22 arranged in a double row above, a plurality of glue channels 24 arranged on the side, a plurality of needle connecting holes 26 arranged in a double row below, and a transverse tunnel hole 28 transversely penetrating the housing 14, the number of the push rod channels 22 and the number of the needle connecting holes 26 are the same, and the push rod channels 22, the glue channels 24 and the needle connecting holes 26 are arranged in a double row at corresponding positions, and are correspondingly arranged on the same vertical section and are all communicated to the transverse tunnel hole 28.
The glue stick 16 is transversely movably disposed in the transverse tunnel hole 28, and the glue stick 16 is provided with a plurality of push rod feeding channels 30 arranged in two rows and vertically penetrating the glue stick 16, and a plurality of transverse glue feeding channels 32.
The reciprocating mechanism 18 is coupled to the glue stick 16 and configured to drive the glue stick 16 to reciprocate transversely along the transverse tunnel hole 28 in the seat 14.
Referring to fig. 6 in conjunction with fig. 1 and 5, fig. 6 is a three-dimensional view of an embodiment of a square cross-section of a glue stick 16 of the present invention. In the present invention, the cross-sectional configuration of the cross-bar 16 may be circular (as shown in fig. 1-5), square (as shown in fig. 6), polygonal, or other suitable cross-sectional configuration. As can be seen more clearly from fig. 6, the glue stick 16 is provided with a plurality of push rod feeding channels 30 arranged in two rows and vertically penetrating the glue stick 16, and a plurality of transverse glue feeding channels 32, each transverse glue feeding channel 32 includes a glue inlet 34 and two glue outlets 36 at least not higher than the glue inlet 34, the two glue outlets 36 are respectively communicated to the two push rod feeding channels 30 on the same corresponding cross section, and the glue inlets 34 and the corresponding push rod feeding channels 30 are arranged on the adjacent vertical cross sections in a staggered manner.
It is further added that the transversal glue feed path 32 is at a predetermined angle with the pusher feed path 30, which is 30 ° to 90 °, so that glue can more easily fall down to the pusher feed path 30.
When the reciprocating mechanism 18 pushes the glue stick 16 to move rightward until the glue stick is in the first state, the plurality of push rod channels 22 are in a communication state with the corresponding push rod feeding channels 30 and the corresponding needle communicating holes 26, the motor 1202 drives the push rod 1204 to move downward to push the glue in the push rod 1204 out of the needle communicating holes 26, and at this time, the plurality of glue channels 24 and the corresponding transverse glue feeding channels 32 are in a staggered arrangement and are in a non-communication state.
When the motor 1202 drives the push rod 1204 to move upward and exit the push rod feeding path 30, the reciprocating mechanism 18 reversely pushes the glue stick 16 to change the glue stick 16 from the first state to the second state, when the glue stick 16 is in the second state, the plurality of push rod feeding paths 30 and the corresponding push rod channels 22 and the needle communicating holes 26 are disposed in a staggered manner and thus are not in a communicating state, the plurality of glue channels 24 and the corresponding transverse glue feeding paths 32 are in a communicating state, and the glue barrel 20 is disposed on one side of the base 14 (e.g., on the right side of the base 14 in fig. 1) and coupled to each glue channel 24 on the base 14, so that the glue in the glue barrel 20 enters the corresponding push rod feeding path 30 through the corresponding glue channel 24 and transverse glue feeding path 32 due to gravity.
Referring to fig. 7, fig. 7 is a perspective view of a push-pull type multi-needle dispensing valve 10 according to another embodiment of the present invention. To achieve at least one of the above advantages or other advantages, a push-pull type multi-needle dispensing valve 10 for controlling the feeding and dispensing operation of the dispensing glue is further provided in another embodiment of the present invention.
The push-pull type multi-needle dispensing valve 10 shown in fig. 7 comprises a lifting mechanism 12, a seat body 14, a glue stick 16, a reciprocating mechanism 18 and a glue barrel 20. The lifting mechanism 12 includes a motor 1202 and a plurality of push rods 1204 arranged in a single row, the motor 1202 is coupled to the push rods 1204, and is disposed above the push rods 1204 for driving the push rods 1204 to perform vertical reciprocating movement, and the two glue barrels 20 are respectively coupled to two sides of the seat 14.
Referring to fig. 8 in conjunction with fig. 7, fig. 8 is a perspective view illustrating a structure of combining the glue stick 16 and the seat 14 according to another embodiment of the invention. It can be seen from fig. 8 that a plurality of push rod channels 22 arranged in double rows, a plurality of glue channels 24 arranged in single rows on two side surfaces, a plurality of needle communicating holes 26 arranged in double rows on the lower side, and a transverse tunnel hole 28 transversely penetrating through the seat 14 are arranged above the seat 14, the push rod channels 22 and the needle communicating holes 26 are the same in number and arranged in corresponding positions, and the push rod channels 22, the glue channels 24, the needle communicating holes 26 and the glue channels 24 are arranged on the same corresponding vertical cross section and are all communicated with the transverse tunnel hole 28.
The glue stick 16 is transversely movably disposed in the transverse tunnel hole 28, and a plurality of push rod feeding channels 30 arranged in two rows and vertically penetrating the glue stick 16 and a plurality of transverse glue feeding channels 32 arranged on the side surface of the glue stick 16 are disposed on the glue stick 16. The plurality of transverse glue feeding channels 32 are respectively arranged on the side surface of the push rod feeding channel 30, and the push rod channels 22, the glue channels 24 and the needle communicating holes 26 are the same in number and are arranged in corresponding positions. Each transverse glue feed channel 32 comprises a glue inlet (not shown) and a glue outlet (not shown) at least not higher than the glue inlet 34, the glue outlets are respectively communicated with the corresponding push rod feed channels 30, and the glue inlets and the corresponding push rod feed channels 30 are arranged on adjacent vertical surfaces in a staggered manner.
It is further added that the transverse glue feed path 32 is at a predetermined angle with respect to the push rod feed path 30, the predetermined angle being 30 ° to 90 °, so that glue can more easily enter the push rod feed path 30 from the transverse glue feed path 32.
The glue barrels 20 are respectively disposed on two sides of the base 14 and are used for communicating with the corresponding glue channels 24, so that the glue can be fed into the transverse glue feeding channel 32 and the push rod feeding channel 30 through the corresponding glue channels 24 at a proper time.
It should be further added that the number of the glue barrels 20 of the push-pull type multi-needle dispensing valve 10 may also be one, and the glue barrels are disposed on one side of the seat 14, and the glue in the glue barrels 20 is introduced into the glue passage 24 by setting a flow dividing manner, so that the glue can be fed to the transverse glue feeding passage 32 and the push rod feeding passage 30 through the glue passage 24 at a proper time.
When the reciprocating mechanism 18 pushes the glue stick 16 to assume the first state, the plurality of push rods 1204 are communicated with the corresponding push rod feeding channel 30 and the corresponding needle communicating hole 26, so that the corresponding push rods 1204 can feed downwards to push the glue in the push rod feeding channel 30 out of the needle communicating hole 26. When the glue stick 16 is in the first state, the plurality of glue channels 24 are disposed in a non-communicating state with the corresponding transverse glue feed channel 32.
The motor 1202 drives the push rod 1204 to move vertically upwards, the reciprocating mechanism 18 drives the glue stick 16 to be in the second state, the plurality of push rod feeding channels 30 are arranged in a staggered way with the corresponding push rod channels 22 and the needle head communication holes 26 to be in a non-communicated state, and the glue in the glue barrel 20 enters the glue channel 24 under the action of gravity and then enters the corresponding push rod feeding channel 30 through the transverse glue feeding channel 32.
Referring to fig. 9, fig. 9 is a flow chart of a push-pull type multi-needle dispensing method according to the present invention. To achieve one of the above advantages or other advantages, another embodiment of the present invention may further provide a method for push-pull multi-needle dispensing. Referring to fig. 9, in the example of fig. 9, the push-pull type multi-needle dispensing method includes the following steps:
s1, the reciprocating mechanism pushes the glue stick to the first state, making the push rod channel and the corresponding push rod feeding channel and the corresponding needle communicating hole in the communicating state, and the glue channel and the corresponding transverse glue feeding channel in the non-communicating state;
s2, the lifting mechanism feeds the push rod downwards to enable the push rod to descend into the push rod feeding channel through the push rod channel so as to push the glue in the push rod feeding channel and the needle communicating hole downwards to push part of the glue out of the needle communicating hole;
s3, the lifting mechanism lifts the push rod upwards to separate the push rod from the push rod feeding channel;
s4, the reciprocating mechanism pushes the glue stick to the second state, to make the push rod feeding channel and the corresponding push rod channel and the needle communicating hole in a non-communicating state, and to make the glue channel and the corresponding transverse glue feeding channel in a communicating state;
s5, the glue enters the corresponding push rod feeding channel through the corresponding glue channel and the transverse glue feeding channel;
s6, the reciprocating mechanism pushes the glue stick back to the first state and proceeds to step S1.
It should be further noted that the reciprocating pushing mechanism may be a cylinder mechanism, a stepping motor mechanism, a cam mechanism, or a mechanism with a reciprocating driving function.
Therefore, by using the push-pull type multi-needle dispensing valve 10 and the dispensing method thereof provided by the present invention, the dispensing efficiency can be effectively improved by the arrangement of the glue stick 16.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a push-pull type many needles dispensing valve for the control point is glued and is glued the feeding and the operation of gluing of glue, its characterized in that, push-pull type many needles dispensing valve includes:
the lifting mechanism comprises a motor and a plurality of push rods which are arranged in a single row, and the motor is coupled with the push rods and is used for driving the push rods to vertically reciprocate;
the base comprises a plurality of push rod channels arranged at the upper part, a plurality of glue channels arranged at the side surface, a plurality of needle head communication holes arranged at the lower part and a transverse tunnel hole transversely penetrating through the base, the number of the push rod channels, the number of the glue channels and the number of the needle head communication holes are the same, and the push rod channels, the glue channels and the needle head communication holes are correspondingly arranged on the same vertical section and are all communicated to the transverse tunnel hole;
the glue stick is arranged in the transverse tunnel hole in a transverse moving mode, the glue stick is provided with a plurality of push rod feeding channels which vertically penetrate through the glue stick and a plurality of transverse glue feeding channels, each transverse glue feeding channel comprises a glue inlet and a glue outlet which is at least not higher than the glue inlet, the glue outlet is communicated to the corresponding push rod feeding channel, and the glue inlet and the corresponding push rod feeding channel are arranged on the adjacent vertical cross section in a staggered mode; and
the reciprocating mechanism is coupled with the glue stick to enable the glue stick to perform transverse reciprocating movement along the transverse tunnel hole;
when the reciprocating mechanism pushes the glue stick to be in a first state, the push rod channels are communicated with the corresponding push rod feeding channels and the corresponding needle head communication holes so that the corresponding push rods can feed downwards and the glue in the push rod feeding channels can be pushed out of the needle head communication holes; when in the first state, the glue channels and the corresponding transverse glue feeding channels are staggered and are not communicated;
when the reciprocating mechanism pushes the glue stick to be in a second state, the plurality of push rod feeding channels are staggered and are not communicated with the corresponding push rod channels and the needle head communication holes, and the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, so that the glue can enter the corresponding push rod feeding channels from the corresponding glue channels and the transverse glue feeding channels.
2. A push-pull multi-needle dispensing valve according to claim 1, further comprising a glue cartridge for storing glue, the glue cartridge coupled to each of the glue channels on the seat;
when the reciprocating mechanism pushes the glue stick to be in a second state, the glue channels are communicated with the corresponding transverse glue feeding channels, and glue in the glue barrel enters the corresponding glue channels under the action of gravity and then enters the corresponding push rod feeding channels.
3. The utility model provides a push-pull type many needles dispensing valve for the control point is glued and is glued the feeding and the operation of gluing of glue, its characterized in that, push-pull type many needles dispensing valve includes:
the lifting mechanism comprises a motor and a plurality of push rods arranged in double rows, and the motor is coupled with the push rods and is used for driving the push rods to vertically reciprocate;
the base comprises a plurality of push rod channels arranged in double rows above, a plurality of glue channels arranged on the side surface, a plurality of needle head communicating holes arranged in double rows below and a transverse tunnel hole transversely penetrating through the base, the number of the push rod channels and the number of the needle head communicating holes are the same, the push rod channels and the glue channels are arranged in double rows at corresponding positions, and the push rod channels, the glue channels and the needle head communicating holes are correspondingly arranged on the same vertical section and are communicated with the transverse tunnel hole;
the glue rod is arranged in the transverse tunnel hole in a transverse moving mode, the glue rod is provided with a plurality of push rod feeding channels which are arranged in double rows and vertically penetrate through the glue rod, and a plurality of transverse glue feeding channels, each transverse glue feeding channel comprises a glue inlet and two glue outlets which are at least not higher than the glue inlet, the two glue outlets are respectively communicated to the two push rod feeding channels on the same corresponding cross section, and the glue inlets and the corresponding push rod feeding channels are arranged on the adjacent vertical cross sections in a staggered mode; and
the reciprocating mechanism is coupled with the glue stick to enable the glue stick to perform transverse reciprocating movement along the transverse tunnel hole;
when the reciprocating mechanism pushes the glue stick to be in a first state, the push rod channels are communicated with the corresponding push rod feeding channels and the corresponding needle head communication holes so that the corresponding push rods can feed downwards and push the glue in the push rod feeding channels out of the needle head communication holes; when in the first state, the glue channels and the corresponding transverse glue feeding channels are staggered and are not communicated;
when the reciprocating mechanism pushes the glue stick to be in a second state, the plurality of push rod feeding channels are staggered and are not communicated with the corresponding push rod channels and the needle head communication holes, and the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, so that the glue can enter the corresponding push rod feeding channels from the corresponding glue channels and the transverse glue feeding channels.
4. A push-pull multi-needle dispensing valve according to claim 3, wherein the transverse glue feed path is at a predetermined angle to the push rod feed path, the predetermined angle being 30 ° to 90 °.
5. A push-pull multi-needle dispensing valve according to claim 3, further comprising a glue cartridge for storing glue, the glue cartridge coupled to each of the glue channels on the seat;
when the reciprocating mechanism pushes the glue stick to be in a second state, the glue channels are communicated with the corresponding transverse glue feeding channels, and glue in the glue barrel enters the corresponding glue channels under the action of gravity and then enters the corresponding push rod feeding channels.
6. The utility model provides a push-pull type many needles dispensing valve for the control point is glued and is glued the feeding and the operation of gluing of glue, its characterized in that, push-pull type many needles dispensing valve includes:
the lifting mechanism comprises a motor and a plurality of push rods arranged in double rows, and the motor is coupled with the push rods and is used for driving the push rods to vertically reciprocate;
the base comprises a plurality of push rod channels arranged in a double-row manner at the upper part, a plurality of glue channels arranged in a single-row manner at two side surfaces, a plurality of needle head communicating holes arranged in a double-row manner at the lower part and a transverse tunnel hole transversely penetrating through the base, the push rod channels, the glue channels and the needle head communicating holes are the same in number and are arranged in corresponding positions, and the push rod channels, the glue channels, the needle head communicating holes and the glue channels are correspondingly arranged on the same vertical section and are all communicated to the transverse tunnel hole;
the glue stick is arranged in the transverse tunnel hole in a transverse moving mode, the glue stick is provided with a plurality of push rod feeding channels which are arranged in double rows and vertically penetrate through the glue stick, and a plurality of transverse glue feeding channels which are arranged on the side surfaces of the push rod feeding channels in rows, each transverse glue feeding channel comprises a glue inlet and a glue outlet which is at least not higher than the glue inlet, the glue outlets are respectively communicated to the corresponding push rod feeding channels, and the glue inlets and the corresponding push rod feeding channels are arranged on adjacent vertical sections in a staggered mode; and
the reciprocating mechanism is coupled with the glue stick to enable the glue stick to perform transverse reciprocating movement along the transverse tunnel hole;
when the reciprocating mechanism pushes the glue stick to be in a first state, the push rod channels are communicated with the corresponding push rod feeding channels and the corresponding needle head communication holes so that the corresponding push rods can feed downwards and push the glue in the push rod feeding channels out of the needle head communication holes; when in the first state, the glue channels and the corresponding transverse glue feeding channels are staggered and are not communicated;
when the reciprocating mechanism pushes the glue stick to be in a second state, the plurality of push rod feeding channels are staggered and are not communicated with the corresponding push rod channels and the needle head communication holes, and the plurality of glue channels are communicated with the corresponding transverse glue feeding channels, so that the glue can enter the corresponding push rod feeding channels from the corresponding glue channels and the transverse glue feeding channels.
7. A push-pull multi-needle dispensing valve according to claim 6, wherein the transverse glue feed channel is at a predetermined angle to the corresponding push rod feed channel, the predetermined angle being 30 ° to 90 °.
8. A push-pull type multi-needle dispensing valve according to claim 6, further comprising two glue barrels for storing glue, respectively disposed at both sides of the seat body, for communicating with corresponding glue channels, so that the glue can timely permeate the corresponding glue channels and feed into the transverse glue feed channel and the push rod feed channel.
9. A push-pull type multi-needle dispensing valve according to claim 6, further comprising a glue barrel for storing glue, disposed at a side of the seat body, for communicating with the glue channel, so as to feed the glue into the transverse glue feeding channel and the push rod feeding channel through the glue channel at a proper time.
10. A push-pull type multi-needle dispensing method, characterized in that a push-pull type multi-needle dispensing valve according to any one of claims 1 to 9 is used, the push-pull type multi-needle dispensing method comprising:
(1) the reciprocating mechanism pushes the glue stick to be in a first state, so that the push rod channel is communicated with the corresponding push rod feeding channel and the corresponding needle head communicating hole, and the glue channel is not communicated with the corresponding transverse glue feeding channel;
(2) the lifting mechanism feeds the push rod downwards to enable the push rod to descend into the push rod feeding channel through the push rod channel so as to push the glue in the push rod feeding channel and the needle communicating hole downwards and push part of the glue out of the needle communicating hole;
(3) the lifting mechanism lifts the push rod upwards to separate the push rod from the push rod feeding channel;
(4) the reciprocating mechanism pushes the glue stick to be in a second state, so that the push rod feeding channel is not communicated with the corresponding push rod channel and the corresponding needle head communicating hole, and the glue channel is communicated with the corresponding transverse glue feeding channel;
(5) the glue enters the corresponding push rod feeding channel through the corresponding glue channel and the corresponding transverse glue feeding channel;
(6) and (3) pushing the glue stick to return to the first state reversely by the reciprocating mechanism, and performing the step (1).
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BE796347A (en) * | 1972-03-22 | 1973-07-02 | Involvo Ag | SPRAY GUN OR SPRAY GUN |
US20030084845A1 (en) * | 1999-02-19 | 2003-05-08 | Prentice Thomas C. | Dispensing system and method |
TWM246506U (en) * | 2003-09-25 | 2004-10-11 | E & R Engineering Corp | Glue applying valve with backfilling, glue ceasing and switching functions |
DE202011000179U1 (en) * | 2010-01-27 | 2011-06-09 | Robatech Ag | Membrane suspension for use in an adhesive applicator head and adhesive applicator head with membrane suspension |
CN203253585U (en) * | 2013-04-16 | 2013-10-30 | 深圳市新益昌自动化设备有限公司 | Multi-needle dispensing valve |
CN203737505U (en) * | 2014-02-25 | 2014-07-30 | 冼平东 | Multi-needle dispensing valve body and multi-needle dispensing device |
CN205413506U (en) * | 2016-03-11 | 2016-08-03 | 杭州东旭自动化系统有限公司 | Integrated bull dispensing valve of matrix |
CN205762096U (en) * | 2016-06-24 | 2016-12-07 | 杭州东旭自动化系统有限公司 | Volume measurement formula spininess mouth point colloid system |
CN210816052U (en) * | 2019-09-19 | 2020-06-23 | 深圳市阿莱思斯科技有限公司 | Push-pull type multi-needle dispensing valve |
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2019
- 2019-09-19 CN CN201910889437.8A patent/CN112517336B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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BE796347A (en) * | 1972-03-22 | 1973-07-02 | Involvo Ag | SPRAY GUN OR SPRAY GUN |
US20030084845A1 (en) * | 1999-02-19 | 2003-05-08 | Prentice Thomas C. | Dispensing system and method |
TWM246506U (en) * | 2003-09-25 | 2004-10-11 | E & R Engineering Corp | Glue applying valve with backfilling, glue ceasing and switching functions |
DE202011000179U1 (en) * | 2010-01-27 | 2011-06-09 | Robatech Ag | Membrane suspension for use in an adhesive applicator head and adhesive applicator head with membrane suspension |
CN203253585U (en) * | 2013-04-16 | 2013-10-30 | 深圳市新益昌自动化设备有限公司 | Multi-needle dispensing valve |
CN203737505U (en) * | 2014-02-25 | 2014-07-30 | 冼平东 | Multi-needle dispensing valve body and multi-needle dispensing device |
CN205413506U (en) * | 2016-03-11 | 2016-08-03 | 杭州东旭自动化系统有限公司 | Integrated bull dispensing valve of matrix |
CN205762096U (en) * | 2016-06-24 | 2016-12-07 | 杭州东旭自动化系统有限公司 | Volume measurement formula spininess mouth point colloid system |
CN210816052U (en) * | 2019-09-19 | 2020-06-23 | 深圳市阿莱思斯科技有限公司 | Push-pull type multi-needle dispensing valve |
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