CN204523410U - Dispensing needle head fixing seat and dispensing device - Google Patents
Dispensing needle head fixing seat and dispensing device Download PDFInfo
- Publication number
- CN204523410U CN204523410U CN201520118744.3U CN201520118744U CN204523410U CN 204523410 U CN204523410 U CN 204523410U CN 201520118744 U CN201520118744 U CN 201520118744U CN 204523410 U CN204523410 U CN 204523410U
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- China
- Prior art keywords
- fixed part
- dispensing
- needle
- needle tubing
- needle head
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- Expired - Fee Related
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- 239000003292 glue Substances 0.000 claims abstract description 82
- 230000006978 adaptation Effects 0.000 claims abstract description 9
- 235000015111 chews Nutrition 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 208000004350 Strabismus Diseases 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- Coating Apparatus (AREA)
Abstract
The utility model relates to a dispensing device technical field discloses a dispensing needle fixing base and dispensing device, dispensing needle fixing base is including the connecting portion that are used for connecting the dispensing valve, the outside extension formation of its central axis is followed by connecting portion one end and is used for the holding and the needle cap fixed part of setpoint gluey syringe needle cap, and the outside extension formation of its central axis is followed by needle cap fixed part one end and is used for the holding and the needle tubing fixed part of setpoint gluey syringe needle, and simultaneously, connecting portion, needle cap fixed part and needle tubing fixed part have same center pin, and the three distributes and link up according to the preface along this center pin, in addition, the length adaptation of needle tubing fixed part is in the length. The embodiment of the utility model provides a through connecting portion connection dispensing valve, through needle cap fixed part holding location needle cap, through needle tube fixed part holding location needle tube, effectively avoided point to glue syringe needle bending deformation to lead to the phenomenon of some route squints, promoted the precision of point processing, improved the yields, still guaranteed the uniformity of needle tube simultaneously.
Description
Technical field
The utility model relates to point glue equipment technical field, particularly relates to a kind of dispensing needle head holder and point glue equipment.
Background technology
With reference to Fig. 1, the fixed form of existing dispensing needle head is, uses rotary fixing base 1 ' to be stuck on glue dispensing valve 3 ' by pin cap 21 ' of dispensing needle head 2 ', but does not carry out spacing and fixing to needle tubing 22 ' of dispensing needle head 2 '.With reference to Fig. 2, needle tubing 22 ' due to dispensing needle head 2 ' stretches out in the longer distance of its pin cap 21 ', about 20mm, so, in production and transportation, easily cause needle tubing 22 ' of dispensing needle head 2 ' part that slight flexural deformation occurs, this flexural deformation is that naked eyes are indiscoverable, like this, because the off normal of different needle tubing 22 ' is not quite similar, can be there is corresponding skew in the some glue path causing a glue to add man-hour, thus cause production bad.Meanwhile, due to the dispensing needle head of different pore size needle tubing, its pin cap is consistent, therefore, easily causes because of operate miss dispensing needle head to be used with aborning, thus causes gel quantity different.
Utility model content
The purpose of this utility model is to provide a kind of dispensing needle head holder and point glue equipment, is intended to solve in prior art, the flexible distortion and cause a glue path that a problem for skew occurs in production and transport of existing dispensing needle head.
The utility model provides a kind of dispensing needle head holder, and in order to fixing point needle head on glue dispensing valve, this dispensing needle head holder comprises: connecting portion, for connecting described glue dispensing valve; Pin cap fixed part, to be stretched out along its central shaft by one end of described connecting portion and is formed, and described pin cap fixed part is used for accommodating and locates the pin cap of described dispensing needle head; Needle tubing fixed part, to be stretched out along described central shaft by one end of described pin cap fixed part and is formed, and described needle tubing fixed part is used for accommodating and locates the needle tubing of described dispensing needle head, and the length adaptation of described needle tubing fixed part is in the length of described needle tubing; Described connecting portion, described pin cap fixed part and described needle tubing fixed part sequentially to distribute and three connects along described central shaft.
Further, be provided with for installing the needle tubing guide part carrying out leading for described needle tubing between described pin cap fixed part and described needle tubing fixed part, the two ends of described needle tubing guide part connect respectively and are communicated with described pin cap fixed part and described needle tubing fixed part.
Preferably, described needle tubing guide part is pyramidal structure.
Preferably, described needle tubing fixed part offers for holding and locating the through hole of described needle tubing along described central shaft, and the length adaptation of described through hole is in the length of described needle tubing, and the aperture of described through hole adapts to the external diameter of described needle tubing.
Preferably, offer the draw-in groove adapting to described pin cap in described pin cap fixed part, described pin cap is accommodating and be positioned in described draw-in groove.
Further, the outer end of described pin cap has the brim of a hat, and the top of described pin cap fixed part offers the deep gouge for the accommodating described the brim of a hat.
Preferably, described connecting portion has the tank distributed along described central shaft, and described tank is used for accommodating and connects described glue dispensing valve.
Further, the link of described glue dispensing valve has external screw thread, and the inwall of described tank has the internal thread be connected with described external screw thread.
The utility model additionally provides a kind of point glue equipment, this point glue equipment comprises glue dispensing valve and dispensing needle head, also comprise described dispensing needle head holder, described dispensing needle head holder is connected with described glue dispensing valve, and described dispensing needle head to be fixed in described dispensing needle head holder and to be communicated with described glue dispensing valve.
Further, the outer end of described glue dispensing valve is extended with plastic emitting and chews, and described plastic emitting to be chewed in the pin cap stretching into described dispensing needle head and is communicated with it.
Based on technique scheme, the utility model embodiment connects glue dispensing valve by connecting portion, by the accommodating pilot pin cap of pin cap fixed part, by needle tubing fixed part accommodating location needle tubing, the needle tubing that effectively prevent dispensing needle head causes a glue processing time point glue path that the phenomenon of skew occurs because of slight bending distortion, improve a precision for glue processing, thus improve yields, simultaneously, by needle tubing fixed part independent accommodating location needle tubing, because needle tubing fixed part has the through hole with needle tubing external diameter adaptation, that is, needle tubing fixed part can only the needle tubing of accommodating same external diameter, so, also just ensure that the uniformity of needle tubing, avoid the phenomenon causing gel quantity different because operate miss causes dispensing needle head to be used with aborning.
Accompanying drawing explanation
Fig. 1 is the generalized section that in prior art, rotary fixing base, dispensing needle head and glue dispensing valve assemble one;
Fig. 2 is the generalized section that dispensing needle head and rotary fixing base that in prior art, needle tubing bends and glue dispensing valve assemble one;
Fig. 3 be in the utility model embodiment dispensing needle head holder partly cut open schematic diagram;
Fig. 4 is the generalized section of point glue equipment in the utility model embodiment.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with specific embodiment, realization of the present utility model is described in detail.
As shown in Figure 3, Figure 4, the utility model embodiment proposes a kind of dispensing needle head holder, and dispensing needle head, in order to be fixed on glue dispensing valve by dispensing needle head, is communicated with glue dispensing valve by this dispensing needle head holder simultaneously.This dispensing needle head holder can comprise connecting portion 1, pin cap fixed part 2 and needle tubing fixed part 3, wherein, for connecting portion 1, it is for connecting glue dispensing valve 4, glue dispensing valve 4 is connected by connecting portion 1, making that dispensing needle head holder is overall to be connected with being formed between glue dispensing valve 4, herein, is detachable connection between connecting portion 1 with glue dispensing valve 4, for pin cap fixed part 2, it is arranged on the below of connecting portion 1, particularly, this pin cap fixed part 2 is formed by its central shaft Y-direction extension of lower end edge of connecting portion 1, this pin cap fixed part 2 pin cap fixed part 2 is for the pin cap 51 of accommodating dispensing needle head 5, and pin cap 51 is positioned in pin cap fixed part 2, the two ends up and down of this pin cap 51 respectively by glue dispensing valve 4 and pin cap fixed part 2 bottom keep out formation axial location, meanwhile, glue dispensing valve 4 bottom is stretched in pin cap 51 to be formed and is communicated with, for needle tubing fixed part 3, it is arranged on the below of pin cap fixed part 2, this needle tubing fixed part 3 is integrated and is processed to form, particularly, needle tubing fixed part 3 is formed by pin cap fixed part 2 lower end edge above-mentioned central shaft Y-direction extension, this needle tubing fixed part 3 is for the needle tubing 52 of accommodating dispensing needle head 5, and, this needle tubing fixed part 3 is also for locating needle tubing 52, by arranging needle tubing fixed part 3, make the axis being parallel of needle tubing 52 in above-mentioned central shaft Y, ensure that a uniformity in glue path, in addition, the length adaptation of needle tubing fixed part 3 is in the length of needle tubing 52, like this, needle tubing 52 can be contained in needle tubing fixed part 3 fully, the axis further ensuring needle tubing 52 does not depart from above-mentioned central shaft Y, herein, the length of needle tubing fixed part 3 is slightly shorter than the length of needle tubing 52, so, needle tubing 52 can be exposed to needle tubing fixed part 3 foremost, thus be convenient to a glue operation, as mentioned above, connecting portion 1, pin cap fixed part 2 and needle tubing fixed part 3 have common central shaft Y, and three sequentially distributes from top to bottom along this central shaft, and three connects.When dispensing needle head 5 is installed, by dispensing needle head 5 insertion point needle head holder from top to bottom, until needle tubing 52 stretches into and is accommodatingly positioned in needle tubing fixed part 3, be positioned in pin cap fixed part 2 with hour hands cap 51 is accommodating, finally connecting portion 1 is fixedly connected with glue dispensing valve 4, and glue dispensing valve 4 is supported and is communicated with pin cap 51, so, dispensing needle head 5 completes fixed installation.
Adopt above-mentioned dispensing needle head holder to fixedly mount dispensing needle head on glue dispensing valve, there is following features:
Dispensing needle head holder is set to be linked in sequence and the connecting portion 1 connected along above-mentioned central shaft Y by the utility model embodiment, pin cap fixed part 2 and needle tubing fixed part 3, during concrete fixed installation dispensing needle head 5, to be removably connected glue dispensing valve 4 by connecting portion 1, accommodating and the pin cap 51 of positioning dispensing syringe needle 5 by pin cap fixed part 2, and make glue dispensing valve 4 stretch into formation connection in pin cap 51, simultaneously by the accommodating and needle tubing 52 of positioning dispensing syringe needle 5 of needle tubing fixed part 3, so, dispensing needle head 5 entirety is fixed effectively, simultaneously, needle tubing fixed part 3 is accommodating separately and locate needle tubing 52, needle tubing 52 axis is made not to be partial to central shaft Y, ensure that a uniformity in glue path, effectively prevent needle tubing 52 causes a glue processing time point glue path that the phenomenon of skew occurs because of slight bending distortion, improve a precision for glue processing, thus improve yields.
In the utility model embodiment, above-mentioned needle tubing fixed part 3 offers through hole 30, this through hole 30 distributes along above-mentioned central shaft Y, namely this through hole 30 dead in line is in central shaft Y, above-mentioned needle tubing 52 is contained in this through hole 30, and form radial location, that is, needle tubing 52 can not moving radially along through hole 30 in this through hole 30; In addition, the length adaptation of through hole 30 is in the length of needle tubing 52, make needle tubing 52 can be contained in fully in through hole 30 like this, the axis just further ensuring needle tubing 52 does not deviate from central shaft Y yet, herein, the length of through hole 30 is slightly shorter than the length of needle tubing 52, makes needle tubing 52 front end can be exposed to through hole 30 like this, thus is convenient to a glue operation; Meanwhile, the aperture of through hole 30 adapts to the external diameter of needle tubing 52, so first makes needle tubing 52 can be placed in through hole 30, and restriction needle tubing 52 offsets in through hole 30 further.As mentioned above, because needle tubing fixed part 3 has the through hole 30 with needle tubing 52 external diameter adaptation, make needle tubing fixed part 3 can only the needle tubing of accommodating same external diameter, so, ensure that the uniformity of needle tubing, avoid the phenomenon causing gel quantity different because operate miss causes dispensing needle head to be used with in production.Certainly, according to actual conditions and demand, in other embodiments of the present utility model, above-mentioned needle tubing fixed part 3 by other means with the above-mentioned needle tubing 52 in accommodating location, can not do unique restriction herein yet.
In the utility model embodiment, needle tubing guide part 6 is also provided with between above-mentioned pin cap fixed part 2 and above-mentioned needle tubing fixed part 3, particularly, the bottom of connecting needle cap fixed part 2 and the top of needle tubing fixed part 3 respectively, two ends of this needle tubing guide part 6, and pin cap fixed part 2, needle tubing guide part 6 and needle tubing fixed part 3 are sequentially communicated with, herein, in the process that above-mentioned dispensing needle head 5 is fit in this dispensing needle head holder, this needle tubing guide part 6 leads for the needle tubing 52 for dispensing needle head 5, that is, needle tubing 52 first inserts in pin cap fixed part 2, then insert in needle tubing fixed part 3 by the guiding of needle tubing guide part 6, by arranging needle tubing guide part 6 between pin cap fixed part 2 and needle tubing fixed part 3, make the installation of dispensing needle head 5 more quick and convenient, improve the installation effectiveness of dispensing needle head 5.Certainly, according to actual conditions and demand, in other embodiments of the present utility model, other ancillary method also can be adopted to improve dispensing needle head 5 and to be fit into installation effectiveness in dispensing needle head holder, not do unique restriction herein.
In the utility model embodiment, above-mentioned needle tubing guide part 6 is preferably pyramidal structure, namely the cross section of needle tubing guide part 6 is V-shaped, the V-type upper end of this needle tubing guide part 6 connects and is communicated in the bottom of above-mentioned pin cap fixed part 2, and the V-type lower end of this needle tubing guide part 6 connects and is communicated in the top of above-mentioned needle tubing fixed part 3 simultaneously.As mentioned above, by needle tubing guide part 6 is set to taper, above-mentioned needle tubing 52 is made to insert needle tubing fixed part 3 more accurately with quick.Certainly, according to actual conditions and demand, in other embodiments of the present utility model, above-mentioned needle tubing guide part 6 can be also other shapes, does not do unique restriction herein.
In the utility model embodiment, draw-in groove 20 is offered in above-mentioned pin cap fixed part 2, this draw-in groove 20 distributes along above-mentioned central shaft Y, and the size fit of this draw-in groove 20 is in the size of above-mentioned pin cap 51, when being fit in dispensing needle head holder by dispensing needle head 5, the pin cap 51 on dispensing needle head 5 top to be just in time contained in completely in this draw-in groove 20 and to form radial location.In addition, the outer, top of pin cap 51 has the brim of a hat 511, and accordingly, the top of pin cap fixed part 2 offers deep gouge 21, and this deep gouge 21 is positioned at the outer on draw-in groove 20 top.When pin cap 51 is contained in draw-in groove 20, the brim of a hat 511 is just in time contained in deep gouge 21, so just form axial location, namely accommodating by deep gouge 21 and limit the free degree that the brim of a hat 511 centrally moves under axle Y-direction, so, also just limit the free degree that dispensing needle head 5 entirety is centrally moved under axle Y-direction, thus define the axially downward location of dispensing needle head 5.Certainly, according to actual conditions and demand, in other embodiments of the present utility model, also can carry out axial location by other measures to dispensing needle head 5, not do unique restriction herein.
In the utility model embodiment, offer tank 10 in above-mentioned connecting portion 1, this tank 10 distributes along above-mentioned central shaft Y, and the size fit of this tank 10 is in the size of above-mentioned glue dispensing valve 4 link, and herein, this tank 10 is for accommodating and connect glue dispensing valve 4.When connecting portion 1 is connected with glue dispensing valve 4, the link 41 of glue dispensing valve 4 just in time stretches into tank 10 completely and forms connection, herein, connected mode is preferably threaded, particularly, the link 41 of glue dispensing valve 4 has external screw thread, correspondingly, the inwall of tank 10 is provided with the internal thread coordinated with this external screw thread, so, the link 41 of glue dispensing valve 4 stretches in tank 10, coordinated with the connection of internal thread by external screw thread, glue dispensing valve 4 and connecting portion 1 are connected in one, certainly, according to actual conditions and demand, in other embodiments of the present utility model, other connected mode can be adopted between connecting portion 1 with glue dispensing valve 4 to be fixed be connected, do not do unique restriction herein.Simultaneously, glue dispensing valve 4 is also formed with the pin cap 51 on dispensing needle head 5 top and is communicated with, and, pin cap 51 is also supported by the link 41 of glue dispensing valve 4, the free degree that pin cap 51 centrally axle Y-direction is moved is limited, namely the free degree that dispensing needle head 5 entirety centrally axle Y-direction is moved is limited, thus defines dispensing needle head 5 axially location upwards.Certainly, according to actual conditions and demand, in other embodiments of the present utility model, also can carry out axial location by other measures to dispensing needle head 5, not do unique restriction herein.
As shown in Figure 3, Figure 4, the utility model embodiment proposes a kind of point glue equipment, the dispensing needle head 5 that this point glue equipment can comprise glue dispensing valve 4 and be communicated with this glue dispensing valve 4, simultaneously, this point glue equipment also comprises for fixedly mounting the above-mentioned dispensing needle head holder of dispensing needle head 5 on glue dispensing valve 4, dispensing needle head holder and glue dispensing valve 4, and dispensing needle head 5 to be fixed in this dispensing needle head holder and to be communicated with glue dispensing valve 4, concrete technical scheme as described above, is not done to apply herein and is stated.
Based on technique scheme, by arranging above-mentioned dispensing needle head holder in above-mentioned point glue equipment, needle tubing 52 flexural deformation so both solving dispensing needle head 5 produces inconsistent and causes a glue path that the problem of skew occurs, simultaneously, can prevent again because misuse thick needle causes glue amount excessive, namely the problem that the dispensing needle head using various outer diameter needle tubing in production because of operate miss with causes gel quantity inconsistent is solved, improve a machining accuracy for glue processing, and improve a yields for glue processing.
Further, in the utility model embodiment, the outer end of above-mentioned glue dispensing valve 4 is extended with plastic emitting and chews 42, this plastic emitting is chewed 42 and is stretched out along above-mentioned central shaft Y by the outer end of link 41, and during installation, plastic emitting is chewed 42 and stretched in above-mentioned pin cap 51, so, plastic emitting is chewed 42 and to be formed with pin cap 51 and be communicated with, and that is, glue dispensing valve 4 is formed with dispensing needle head 5 and is communicated with.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. dispensing needle head holder, in order to fixing point needle head on glue dispensing valve, is characterized in that, comprising:
Connecting portion, for connecting described glue dispensing valve;
Pin cap fixed part, to be stretched out along its central shaft by one end of described connecting portion and is formed, and described pin cap fixed part is used for accommodating and locates the pin cap of described dispensing needle head;
Needle tubing fixed part, to be stretched out along described central shaft by one end of described pin cap fixed part and is formed, and described needle tubing fixed part is used for accommodating and locates the needle tubing of described dispensing needle head, and the length adaptation of described needle tubing fixed part is in the length of described needle tubing;
Described connecting portion, described pin cap fixed part and described needle tubing fixed part sequentially to distribute and three connects along described central shaft.
2. dispensing needle head holder as claimed in claim 1, it is characterized in that, be provided with for installing the needle tubing guide part carrying out leading for described needle tubing between described pin cap fixed part and described needle tubing fixed part, the two ends of described needle tubing guide part connect respectively and are communicated with described pin cap fixed part and described needle tubing fixed part.
3. dispensing needle head holder as claimed in claim 2, it is characterized in that, described needle tubing guide part is pyramidal structure.
4. the dispensing needle head holder as described in any one of claims 1 to 3, it is characterized in that, described needle tubing fixed part offer for holding and locating the through hole of described needle tubing along described central shaft, the length adaptation of described through hole is in the length of described needle tubing, and the aperture of described through hole adapts to the external diameter of described needle tubing.
5. the dispensing needle head holder as described in any one of claims 1 to 3, is characterized in that, offers the draw-in groove adapting to described pin cap in described pin cap fixed part, and described pin cap is accommodating and be positioned in described draw-in groove.
6. dispensing needle head holder as claimed in claim 5, it is characterized in that, the outer end of described pin cap has the brim of a hat, and the top of described pin cap fixed part offers the deep gouge for the accommodating described the brim of a hat.
7. the dispensing needle head holder as described in any one of claims 1 to 3, is characterized in that, described connecting portion has the tank distributed along described central shaft, and described tank is used for accommodating and connects described glue dispensing valve.
8. dispensing needle head holder as claimed in claim 7, it is characterized in that, the link of described glue dispensing valve has external screw thread, and the inwall of described tank has the internal thread be connected with described external screw thread.
9. point glue equipment, comprise glue dispensing valve and dispensing needle head, it is characterized in that, described point glue equipment also comprises the dispensing needle head holder described in any one of claim 1 to 8, described dispensing needle head holder is connected with described glue dispensing valve, and described dispensing needle head to be fixed in described dispensing needle head holder and to be communicated with described glue dispensing valve.
10. point glue equipment as claimed in claim 9, it is characterized in that, the outer end of described glue dispensing valve is extended with plastic emitting and chews, and described plastic emitting to be chewed in the pin cap stretching into described dispensing needle head and is communicated with it.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520118744.3U CN204523410U (en) | 2015-02-27 | 2015-02-27 | Dispensing needle head fixing seat and dispensing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520118744.3U CN204523410U (en) | 2015-02-27 | 2015-02-27 | Dispensing needle head fixing seat and dispensing device |
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CN204523410U true CN204523410U (en) | 2015-08-05 |
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CN201520118744.3U Expired - Fee Related CN204523410U (en) | 2015-02-27 | 2015-02-27 | Dispensing needle head fixing seat and dispensing device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104607360A (en) * | 2015-02-27 | 2015-05-13 | 广东小天才科技有限公司 | Dispensing needle head fixing seat and dispensing device |
-
2015
- 2015-02-27 CN CN201520118744.3U patent/CN204523410U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104607360A (en) * | 2015-02-27 | 2015-05-13 | 广东小天才科技有限公司 | Dispensing needle head fixing seat and dispensing device |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180227 |