CN215784592U - Pneumatic extrusion device capable of discharging glue in micro-quantity - Google Patents
Pneumatic extrusion device capable of discharging glue in micro-quantity Download PDFInfo
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- CN215784592U CN215784592U CN202122023214.9U CN202122023214U CN215784592U CN 215784592 U CN215784592 U CN 215784592U CN 202122023214 U CN202122023214 U CN 202122023214U CN 215784592 U CN215784592 U CN 215784592U
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Abstract
The utility model relates to the technical field of glue dispensing, in particular to a pneumatic extrusion device capable of discharging glue in a micro-scale mode, which comprises: a support; the rubber cylinder is internally provided with a containing cavity for containing rubber liquid and is fixed on the support; the inner side wall of the extrusion valve is communicated with the outer side wall of the valve core hose to form an extrusion space, a middle channel of the valve core hose is communicated with a containing cavity in the rubber cylinder, and the extrusion valve is provided with an extrusion air hole communicated with the extrusion space; the liquid outlet flow passage in the nozzle is communicated with the interior of the valve core hose. The utility model provides a pneumatic extrusion device capable of discharging a small amount of glue, which has the advantages of simple structure, convenience in installation, convenience in disassembly and the like.
Description
Technical Field
The utility model relates to the technical field of glue dispensing, in particular to a pneumatic extrusion device capable of discharging glue in a micro-scale mode.
Background
At present, the application of the dispensing technology in many fields is more and more extensive, and the dispensing technology plays a crucial role from the welding, coating and sealing of semiconductor packaging, integrated circuit industry, SMT/PCB assembly to general industry. The dispensing technology is to dispense fluid to a designated position of a product, so as to realize functions of fixing, encapsulating, welding and the like of electronic components. In the electronic manufacturing process, when electronic components need to be assembled together, glue solution is distributed to a designated position by a glue dispensing technology to bond the components, so that the assembly of the components is realized; when the electronic components need to be connected with each other, the solder paste, the silver paste and the like are distributed to designated positions by a dispensing technology, so that the electronic components are connected. The electronic packaging has higher and higher precision requirement and efficiency for dispensing, and the volume of the dispensing glue solution is smaller and smaller. Particularly, for the packaging of the semiconductor industry and the LED industry, the requirement on micron-sized high-precision micro-dispensing is very urgent.
The existing glue dispensing device is complex in structure and more in parts, wastes time and labor when being used for installing a glue cylinder, a glue dispensing valve and a nozzle, and is inconvenient to disassemble and replace, and the complex installation process can easily cause the problem of the installation precision of the parts.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the utility model provides a pneumatic extrusion device capable of discharging a small amount of glue, which aims to solve the technical problems that a glue dispensing device in the prior art is complex in structure, more in parts, time-consuming and labor-consuming in mounting a glue cylinder, a glue dispensing valve and a nozzle, complicated in mounting process, easy to cause mounting precision of the parts, and inconvenient to disassemble and replace the parts.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a pneumatic extrusion apparatus capable of micro-metering adhesive, comprising:
a support;
the rubber cylinder is internally provided with a containing cavity for containing rubber liquid and is fixed on the support;
the extrusion valve is internally provided with a valve core hose, an extrusion space is formed between the inner side wall of the extrusion valve and the outer side wall of the valve core hose, a middle channel of the valve core hose is communicated with an accommodating cavity in the rubber cylinder, and the extrusion valve is provided with an extrusion air hole which is communicated with the extrusion space;
and the liquid outlet flow channel in the nozzle is communicated with the interior of the valve core hose.
Further, the package assembly further comprises:
the first positioning piece is arranged on the left side of the lower valve seat, the left side surface of the lower valve seat is abutted against the first positioning piece, and the first positioning piece is connected with the support;
the second positioning piece is arranged on the right side of the lower valve seat, the right side surface of the lower valve seat is abutted against the second positioning piece, and the second positioning piece is connected with the support;
the upper surface of the first positioning piece and the upper surface of the second positioning piece are both contacted with the lower surface of the lower valve seat so as to limit the upper valve seat in the vertical direction;
gaps are reserved between the first positioning piece and the front side face of the support and between the second positioning piece and the front side face of the support.
Furthermore, the front side of lower disk seat is provided with the pressure strip, the pressure strip is inconsistent with the leading flank of lower disk seat, the pressure strip can be dismantled with first setting element and second setting element respectively and be connected.
Furthermore, the pressure strip is provided with an adjusting piece for adjusting the size of the gap, and the adjusting piece is detachably connected with the support.
Furthermore, the adjusting piece is an adjusting screw which penetrates through the pressing plate and then is connected with the support.
Further, one side of the second positioning piece is provided with a constant temperature mechanism, and the working surface of the constant temperature mechanism is attached to the side surface of the second positioning piece.
Further, a controller and an electromagnetic directional valve are further arranged on the support, the electromagnetic directional valve is electrically connected with the controller, and the electromagnetic directional valve is communicated with the extrusion air hole through a pipeline.
Further, a buckle part for fixing the rubber cylinder is arranged on the support.
Further, the buckle spare includes two grip blocks, two grip blocks parallel arrangement, two grip blocks set up the both sides at the packing element, two the grip block all offsets with the packing element and carries out the centre gripping with carrying out the packing element.
The pneumatic extrusion device has the advantages that the pneumatic extrusion device capable of discharging a small amount of glue has a simple structure, is convenient to install and disassemble and the like; when the valve core hose is used, the valve core hose can be extruded at high frequency, the valve core hose needs to be replaced after being used for a certain time, when the valve core hose is replaced, the upper valve seat, the lower valve seat and the extrusion valve are taken out integrally from the position between the first positioning piece and the second positioning piece only by detaching the pressing plate from the first positioning piece and the second positioning piece, then the upper valve seat is separated from the lower valve seat, the extrusion valve can be taken out from the upper valve seat or the lower valve seat, then the valve core hose is replaced, and the replacement mode is simple;
and set up the buckle spare of fixing to the packing element on the support, carry out the centre gripping through two grip blocks to the packing element and fix, when installing the packing element, break off two grip blocks with the fingers and thumb towards the direction of keeping away from each other earlier, then install the packing element between two grip blocks, because two grip blocks have certain elasticity, relieve the external force effect after, two grip blocks can be close to each other under the effect of resilience force to press from both sides the packing element tightly, thereby strengthen the stability of packing element.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a pneumatic extrusion device capable of discharging a small amount of glue according to a preferred embodiment of the present invention.
Fig. 2 is a schematic view of a part of the structure of the pneumatic pressing device capable of slightly discharging glue according to the preferred embodiment of the utility model.
In the figure: 1. a support; 2. a rubber cylinder; 3. a nozzle; 4. an upper valve seat; 5. a first positioning member; 6. a second positioning member; 7. a compression plate; 8. a constant temperature mechanism; 9. a controller; 10. a fastener; 11. and (4) clamping the plate.
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 only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model. Furthermore, 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.
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; 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 in specific cases to those skilled in the art.
Referring to fig. 1 and 2, a preferred embodiment of the present invention is a pneumatic extrusion apparatus capable of micro-dispensing glue, comprising: the fast-assembling type glue-applying machine comprises a support 1, a glue cylinder 2, an extrusion valve, a nozzle 3 and a fast-assembling assembly, wherein a containing cavity for containing glue solution is arranged inside the glue cylinder 2, and the glue cylinder 2 is detachably connected with the support 1; a valve core hose is arranged in the extrusion valve, an extrusion space is formed between the inner side wall of the extrusion valve and the outer side wall of the valve core hose, and a middle channel of the valve core hose is communicated with an accommodating cavity in the rubber cylinder 2; the liquid outlet flow passage in the nozzle 3 is communicated with the interior of the valve core hose, and the extrusion valve is provided with an extrusion air hole communicated with the extrusion space.
Be equipped with the fast-assembling subassembly of being convenient for install the extrusion valve on the support 1, the fast-assembling subassembly includes: the rubber tube sealing device comprises an upper valve seat 4, a lower valve seat 5, a first positioning piece 5, a second positioning piece 6 and a pressing plate 7, wherein an upper channel is arranged on the upper valve seat 4 and communicated with an accommodating cavity in the rubber tube 2; the upper end of the extrusion valve is inserted into the upper valve seat 4, and the upper end surface of the extrusion valve is abutted against the upper valve seat 4;
the lower valve seat 5 is arranged below the upper valve seat 4, the lower end of the extrusion valve is inserted into the lower valve seat 5, the lower surface of the extrusion valve is abutted against the lower valve seat 5, the lower valve seat 5 is detachably connected with the upper valve seat 4, a lower channel is arranged in the lower valve seat 5, and the lower channel is communicated with a middle channel of the valve core hose;
the first positioning piece 5 is arranged on the left side of the lower valve seat 5, the left side surface of the lower valve seat 5 is abutted against the first positioning piece 5, and the first positioning piece 5 is connected with the support 1; the second positioning piece 6 is arranged on the right side of the lower valve seat 5, the right side surface of the lower valve seat 5 is abutted against the second positioning piece 6, and the second positioning piece 6 is connected with the support 1; the upper surface of the first positioning piece 5 and the upper surface of the second positioning piece 6 are both contacted with the lower surface of the lower valve seat 5 so as to limit the upper valve seat 4 in the vertical direction; a gap 10 is arranged between the first positioning piece 5 and the second positioning piece 6 and the front side surface of the support 1;
the pressing plate 7 is arranged on the front side of the lower valve seat 5, the pressing plate 7 is abutted against the front side face of the lower valve seat 5, and the pressing plate 7 is detachably connected with the first positioning piece 5 and the second positioning piece 6 respectively; the pressing plate 7 is provided with an adjusting piece with the size of the gap 10, and the adjusting piece is detachably connected with the support 1.
The adjusting part is adjusting screw, be provided with two adjusting screw on pressure strip 7, left adjusting screw runs through in proper order behind pressure strip 7 and first setting element 5, with 1 threaded connection of support, adjusting screw on right side runs through in proper order behind pressure strip 7 and the second setting element 6, with 1 threaded connection of support, screw adjusting screw, adjusting screw's nut and pressure strip 7 are inconsistent, thereby press pressure strip 7 to support 1, thereby the size of clearance 10, clearance 10 value reduces, then can compress tightly between pressure strip 7 and support 1 lower disk seat 5, thereby compress tightly the location through support 1 and pressure strip 7 to lower disk seat 5.
A first sealing element is arranged between the valve core hose and the upper channel, and a second sealing element is arranged between the valve core hose and the lower channel. The first and second seals enhance the seal between the cartridge hose and the upper and lower channels.
One side of the second positioning part 6 is provided with a constant temperature mechanism 8, and the working surface of the constant temperature mechanism 8 is attached to the side surface of the second positioning part 6. The thermostatic mechanism 8 includes: a cooling housing, peltier, conductive block and a controller 9. The cooling shell is limited to be internally provided with a containing cavity; the Peltier is arranged inside the cooling shell; the conductive block is disposed at one side of the peltier device, and is in contact with the peltier device, and the conductive block is in contact with the second positioning member 6 to conduct heat between the peltier device and the second positioning member 6, thereby transferring heat generated from the peltier device to the squeeze valve, or absorbing heat on the squeeze valve from the second positioning member 6 to the peltier device.
The controller 9 is electrically connected with the peltier device to control the temperature of the peltier device, and the controller 9 controls the magnitude of the current flowing to the peltier device, thereby controlling the heat generation amount of the peltier device.
Peltier, also called thermoelectric refrigerator, is an electronic component based on semiconductor material that can be used as a small refrigerator. By applying a low dc voltage across the peltier element, heat flows from one end of the element to the other. At the moment, the temperature of one working surface of the Peltier is reduced, the temperature of the other working surface is simultaneously increased, and in addition, the direction of heat flow can be changed by only changing the direction of current to convey heat to the other end, so that two functions of refrigeration and heating can be simultaneously realized on one Peltier.
The support 1 is also provided with a controller 9 and an electromagnetic directional valve, the electromagnetic directional valve is electrically connected with the controller 9, the electromagnetic directional valve is communicated with the extrusion air hole through a pipeline, and the quantity of gas introduced into the extrusion space from the extrusion air hole is controlled through the electromagnetic directional valve.
The support 1 is provided with a fastener 10 for fixing the rubber cylinder 2. The buckle piece 10 comprises two clamping plates 11, the two clamping plates 11 are arranged in parallel, the two clamping plates 11 are arranged on two sides of the rubber cylinder 2, and the two clamping plates 11 are all abutted to the rubber cylinder 2 to clamp the rubber cylinder 2. When installing packing element 2, break two grip blocks 11 with the fingers and thumb towards the direction of keeping away from each other earlier, then install packing element 2 between two grip blocks 11, because two grip blocks 11 have certain elasticity, relieve the external force effect after, two grip blocks 11 can be close to each other under the effect of resilience force to press from both sides packing element 2 tightly, thereby strengthen packing element 2's stability.
The pneumatic extrusion device capable of discharging a small amount of glue has the beneficial effects that when the pneumatic extrusion device is used, the valve core hose can be extruded at high frequency, the valve core hose needs to be replaced after being used for a certain time, when the valve core hose is replaced, the pressing plate 7 is only required to be detached from the first positioning piece 5 and the second positioning piece 6, then the upper valve seat 4, the lower valve seat 5 and the extrusion valve are integrally taken out from the position between the first positioning piece 5 and the second positioning piece 6, then the upper valve seat 4 is separated from the lower valve seat 5, the extrusion valve can be taken out from the upper valve seat 4 or the lower valve seat 5, and then the valve core hose is replaced, so that the pneumatic extrusion device is simple in replacement mode, simple in structure and low in cost;
and set up buckle spare 10 that carries out the fixing to packing element 2 on support 1, carry out the centre gripping through two grip blocks 11 to packing element 2 fixed, when installing packing element 2, break off with the fingers and thumb two grip blocks 11 towards the direction of keeping away from each other earlier, then install packing element 2 between two grip blocks 11, because two grip blocks 11 have certain elasticity, relieve the external force effect after, two grip blocks 11 can be close to each other under the effect of resilience force, thereby press from both sides packing element 2 tightly, thereby strengthen packing element 2's stability.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a can go out pneumatic extrusion device of glue a little which characterized in that: the method comprises the following steps:
a support (1);
the rubber barrel (2), a containing cavity for containing rubber liquid is arranged in the rubber barrel (2), and the rubber barrel (2) is fixed on the support;
the extrusion valve is internally provided with a valve core hose, an extrusion space is formed between the inner side wall of the extrusion valve and the outer side wall of the valve core hose, a middle channel of the valve core hose is communicated with an accommodating cavity in the rubber barrel (2), and the extrusion valve is provided with an extrusion air hole communicated with the extrusion space;
and the liquid outlet flow channel inside the nozzle (3) is communicated with the inside of the valve core hose.
2. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 1, wherein:
be equipped with the fast-assembling subassembly of being convenient for install the extrusion valve on support (1), the fast-assembling subassembly includes:
the upper valve seat (4) is provided with an upper channel, and the upper channel is communicated with an accommodating cavity in the rubber cylinder (2); the upper end of the extrusion valve is inserted into the upper valve seat (4), and the upper end surface of the extrusion valve is abutted against the upper valve seat (4);
the lower valve seat (5) is arranged below the upper valve seat (4), the lower end of the extrusion valve is inserted into the lower valve seat (5), the lower surface of the extrusion valve is abutted to the lower valve seat (5), the lower valve seat (5) is detachably connected with the upper valve seat (4), a lower channel is arranged in the lower valve seat (5), and the lower channel is communicated with a middle channel of the valve core hose.
3. The pneumatic extrusion apparatus for dispensing gum as recited in claim 2, wherein: the package assembly further includes:
the first positioning piece (5) is arranged on the left side of the lower valve seat (5), the left side face of the lower valve seat (5) is abutted against the first positioning piece (5), and the first positioning piece (5) is connected with the support (1);
the second positioning piece (6) is arranged on the right side of the lower valve seat (5), the right side surface of the lower valve seat (5) is abutted against the second positioning piece (6), and the second positioning piece (6) is connected with the support (1);
the upper surface of the first positioning piece (5) and the upper surface of the second positioning piece (6) are both contacted with the lower surface of the lower valve seat (5) so as to limit the upper valve seat (4) in the vertical direction;
a gap (10) is arranged between the first positioning piece (5) and the second positioning piece (6) and the front side surface of the support (1).
4. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 3, wherein: the front side of lower disk seat (5) is provided with pressure strip (7), pressure strip (7) are inconsistent with the leading flank of lower disk seat (5), pressure strip (7) can dismantle with first setting element (5) and second setting element (6) respectively and be connected.
5. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 4, wherein: the pressing plate (7) is provided with an adjusting piece for adjusting the size of the gap (10), and the adjusting piece is detachably connected with the support (1).
6. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 1, wherein: the adjusting piece is an adjusting screw which penetrates through the pressing plate (7) and then is connected with the support (1).
7. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 1, wherein: one side of the second positioning piece (6) is provided with a constant temperature mechanism (8), and the working surface of the constant temperature mechanism (8) is attached to the side surface of the second positioning piece (6).
8. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 1, wherein: the support (1) is further provided with a controller (9) and an electromagnetic directional valve, the electromagnetic directional valve is electrically connected with the controller (9), and the electromagnetic directional valve is communicated with the extrusion air hole through a pipeline.
9. The pneumatic extrusion apparatus capable of slightly discharging glue according to claim 1, wherein: the support (1) is provided with a buckling piece (10) for fixing the rubber cylinder (2).
10. The pneumatic extrusion apparatus for dispensing gum as recited in claim 9, wherein: the buckle spare (10) include two grip blocks (11), two grip block (11) parallel arrangement, two grip blocks (11) set up in the both sides of packing element (2), two grip block (11) all contradict with packing element (2) in order to carry out the centre gripping to packing element (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122023214.9U CN215784592U (en) | 2021-08-26 | 2021-08-26 | Pneumatic extrusion device capable of discharging glue in micro-quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122023214.9U CN215784592U (en) | 2021-08-26 | 2021-08-26 | Pneumatic extrusion device capable of discharging glue in micro-quantity |
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| CN215784592U true CN215784592U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122023214.9U Active CN215784592U (en) | 2021-08-26 | 2021-08-26 | Pneumatic extrusion device capable of discharging glue in micro-quantity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798316A (en) * | 2022-06-27 | 2022-07-29 | 常州铭赛机器人科技股份有限公司 | Control method for keeping constant temperature of glue solution |
-
2021
- 2021-08-26 CN CN202122023214.9U patent/CN215784592U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798316A (en) * | 2022-06-27 | 2022-07-29 | 常州铭赛机器人科技股份有限公司 | Control method for keeping constant temperature of glue solution |
| CN114798316B (en) * | 2022-06-27 | 2022-09-13 | 常州铭赛机器人科技股份有限公司 | Control method for keeping constant temperature of glue solution |
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