CN110665743A - Cleaning and wiping mechanism for needle head of dispensing valve - Google Patents
Cleaning and wiping mechanism for needle head of dispensing valve Download PDFInfo
- Publication number
- CN110665743A CN110665743A CN201910934364.XA CN201910934364A CN110665743A CN 110665743 A CN110665743 A CN 110665743A CN 201910934364 A CN201910934364 A CN 201910934364A CN 110665743 A CN110665743 A CN 110665743A
- Authority
- CN
- China
- Prior art keywords
- winding drum
- wiping mechanism
- clamping
- dust
- bottom plate
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Classifications
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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
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
Abstract
The invention relates to a dispensing valve needle head cleaning and wiping mechanism which comprises a bottom plate and a dust-free cloth roll, wherein a feeding winding drum, a receiving winding drum, an alcohol titration valve and a clamping and wiping mechanism are connected to the bottom plate; the receiving winding drum is connected with a servo motor, and a plurality of guide rollers are arranged between the feeding winding drum and the receiving winding drum; the dust-free cloth roll is detachably connected to the feeding winding drum, and one end of the dust-free cloth roll is guided by a plurality of guide rollers and is connected with the material receiving winding drum through an alcohol titration valve and a clamping and wiping mechanism in sequence; the clamping and wiping mechanism comprises a Y-shaped clamping claw cylinder, wherein special-shaped blocks are respectively arranged on two sides of the Y-shaped clamping claw cylinder, and V-shaped guide holes are formed in the special-shaped blocks. The needle valve needle head is cleaned by feeding in a dust-free cloth roll material mode, and then matching with an alcohol titration valve for dripping alcohol and a clamping cylinder for clamping the needle head, the needle head of the dispensing valve can be automatically cleaned, residual glue on the needle head of the dispensing valve can be effectively cleaned, and a continuous dispensing effect is ensured.
Description
Technical Field
The invention relates to the field of cleaning of dispensing valve needles, in particular to a cleaning and cleaning mechanism for dispensing valve needles.
Background
In the liquid crystal panel manufacturing industry, the glue dispensing process is a necessary and important link, and the glue dispensing types include blue glue, UV glue, silver glue and the like. The properties and functions of each type of dispensing are different. The existing glue dispensing process is automatic glue dispensing, but if a glue dispensing needle head cannot be effectively cleaned, the subsequent glue dispensing effect is influenced.
At present, in general dispensing equipment or dispensing stations, residual glue on a needle head of a dispensing needle valve is cleaned basically by adopting dust-free cloth sprayed with alcohol, and then the residual glue is replaced by manpower after being almost dirty. Therefore, the dust-free cloth is always wiped, and the dust-free cloth is manually replaced after being dirty, so that the cleaning effect is poor, and the dust-free cloth and alcohol are seriously wasted.
Disclosure of Invention
The purpose of the invention is: the utility model provides a clean wiping mechanism of dispensing valve syringe needle can carry out dispensing valve syringe needle self-cleaning, can effectively fall the incomplete glue on the dispensing valve syringe needle clean, guarantees continuous some glue effects.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a cleaning and wiping mechanism for a dispensing valve needle comprises a bottom plate and a dust-free cloth roll, wherein a feeding winding drum, a receiving winding drum, an alcohol titration valve and a clamping and wiping mechanism are connected to the bottom plate; the receiving winding drum is connected with a servo motor, and a plurality of guide rollers are arranged between the feeding winding drum and the receiving winding drum; the dust-free cloth roll is detachably connected to the feeding winding drum, and one end of the dust-free cloth roll is guided by a plurality of guide rollers and is connected with the material receiving winding drum through an alcohol titration valve and a clamping and wiping mechanism in sequence; the clamping and wiping mechanism comprises a Y-shaped clamping claw cylinder, wherein special-shaped blocks are respectively arranged on two sides of the Y-shaped clamping claw cylinder, and V-shaped guide holes are formed in the special-shaped blocks.
Furthermore, the inner side surfaces of the two clamping jaws of the Y-shaped clamping jaw cylinder are connected with foam pads.
Furthermore, a wiping and pressing mechanism is arranged between the material discharging winding drum and the alcohol titration valve on the bottom plate.
Furthermore, the wiping and pressing mechanism comprises a pressing cylinder and a roller wheel, and the roller wheel is connected to an extension rod of the pressing cylinder; the running roller sets up with one of them guide roll is relative, and this guide roll other end passes the bottom plate and is connected with the sensor separation blade, and sensor separation blade one side is equipped with the first photoelectric sensor of connection on the bottom plate.
Furthermore, a second photoelectric sensor is connected between the wiping and pressing mechanism and the alcohol titration valve on the bottom plate.
Furthermore, the discharging winding drum is connected with a damper.
The invention has the beneficial effects that: according to the cleaning and wiping mechanism for the dispensing valve needle head, the needle valve needle head is cleaned in a manner of feeding in a dust-free cloth roll material, and then in a manner of dropping alcohol by an alcohol titration valve and clamping the needle head by a clamping cylinder, so that the dispensing valve needle head can be automatically cleaned; the second photoelectric sensor is adopted to detect whether the dust-free cloth exists or not, and the alarm prompts the replacement of the dust-free cloth roll, so that the use is convenient; and a wiping pressing mechanism is adopted, so that the phenomenon that the dustless cloth deviates and slips in the operation process is avoided, and the operation is stable.
Drawings
FIG. 1 is a first angular view of a dispensing valve needle cleaning and wiping mechanism of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a second angular view of a dispensing valve needle cleaning and wiping mechanism of the present invention;
in the figure: 1. a base plate; 2. a feeding reel; 21. a damper; 3. a material receiving reel; 31. a servo motor; 4. an alcohol titration valve; 5. a clamping and wiping mechanism; 51. a Y-shaped gripper cylinder; 511. soaking a cotton pad; 52. a shaped block; 521. a V-shaped guide hole; 6. a guide roller; 71. a pressing cylinder; 72. a roller; 8. a sensor catch; 81. a first photosensor; 9. a second photosensor; 10. dust-free cloth roll.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3, a dispensing valve needle cleaning wiping mechanism comprises a bottom plate 1 and a dust-free cloth roll 10, wherein a feeding reel 2, a receiving reel 3, an alcohol titration valve 4 and a clamping wiping mechanism 5 are connected to the bottom plate 1; the receiving winding drum 3 is connected with a servo motor 31, and a plurality of guide rollers 6 are arranged between the discharging winding drum 2 and the receiving winding drum 3; the dust-free cloth roll 10 is detachably connected to the feeding winding drum 2, and one end of the dust-free cloth roll 10 is guided by a plurality of guide rollers 6 and is connected with the material receiving winding drum 3 sequentially through an alcohol titration valve 4 and a clamping wiping mechanism 5; the clamping and wiping mechanism 5 comprises a Y-shaped clamping claw cylinder 51, wherein special-shaped blocks 52 are respectively arranged on two sides of the Y-shaped clamping claw cylinder 51, and V-shaped guide holes 521 are respectively arranged in the special-shaped blocks 52.
The dust-free cloth roll 10 is used for discharging and wiping a needle head of the dispensing valve; the feeding winding drum 2 is used for feeding the dust-free cloth roll 10, and the receiving winding drum 3 is used for receiving the dust-free cloth roll; the alcohol titration valve 4 is used for dripping 10 drops of alcohol on the dust-free cloth roll; the guide roller 6 is used for guiding the dust-free cloth roll 10; the V-shaped guiding hole 521 of the special-shaped block 52 is used for guiding the dust-free cloth roll 10 into a V shape, so that the Y-shaped clamping claw cylinder 51 can clamp and wipe.
The inner side surfaces of the two clamping jaws of the Y-shaped clamping jaw air cylinder 51 are connected with foam pads 511, and the foam pads 511 are used for avoiding pressure damage to the glue dispensing valve needle head during wiping.
And a wiping and pressing mechanism is arranged between the discharging winding drum 2 and the alcohol titration valve 4 on the bottom plate 1.
The wiping pressing mechanism comprises a pressing cylinder 71 and a roller 72, and the roller 72 is connected to an extension rod of the pressing cylinder 71; the roller 72 is arranged opposite to one guide roller 6, the other end of the guide roller 6 penetrates through the bottom plate 1 to be connected with a sensor baffle 8, and a first photoelectric sensor 81 connected to the bottom plate 1 is arranged on one side of the sensor baffle 8. The first photoelectric sensor 81 is used for detecting the moving distance of the dust-free cloth by detecting the rotation of the sensor baffle 8.
And a second photoelectric sensor 9 is connected between the wiping and pressing mechanism and the alcohol titration valve 4 on the bottom plate 1.
The blowing reel 2 is connected with a damper 21, and the damper 21 is used for ensuring that dust-free cloth is not loose when blowing is carried out and is tensioned by the resistance of the damper.
The type of the damper 21 is MTB-40; the model of the first photoelectric sensor 81 is EE-SX 674-WR; the alcohol titration valve 4 is a titration valve for quantitatively dropping out alcohol, and is common knowledge in the art.
The working principle is as follows: a dust-free cloth roll 10 is arranged on a feeding winding drum 2, one end of the dust-free cloth roll 10 is guided by a guide roll 6, passes through an alcohol titration valve 4 and a clamping wiping mechanism 5 in sequence, passes through a V-shaped guide hole 521 of a special-shaped block 52 and is connected with a receiving winding drum 3; when the alcohol titration valve is in operation, the pressing cylinder 71 drives the roller 72 to press one guide roller 6, so that the phenomenon that the dustless cloth deviates and slips in the operation process is avoided, the alcohol titration valve 4 drops alcohol on the dustless cloth in a fixed amount, the servo motor 31 drives the material receiving winding drum 3 to wind and drive the dustless cloth with the alcohol to move between the two special-shaped blocks 52, the dustless cloth is in a V shape under the action of the V-shaped guide hole 521, the dispensing valve needle moves between the two special-shaped blocks 52, the Y-shaped clamping claw cylinder 51 clamps the dustless cloth and cleans the dispensing valve needle, after cleaning is completed, the material receiving winding drum 3 rotates to collect the dustless cloth, the second photoelectric sensor 9 detects whether the dustless cloth exists in the operation process, and if alarm replacement does not exist.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above examples are intended to further illustrate the present invention, but are not intended to limit the invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood to be within the protection scope of the present invention.
Claims (6)
1. The utility model provides a clean wiping mechanism of point gum valve syringe needle which characterized in that: the device comprises a bottom plate (1) and a dust-free cloth roll (10), wherein a feeding winding drum (2), a receiving winding drum (3), an alcohol titration valve (4) and a clamping wiping mechanism (5) are connected to the bottom plate (1); the receiving winding drum (3) is connected with a servo motor (31), and a plurality of guide rollers (6) are arranged between the discharging winding drum (2) and the receiving winding drum (3); the dust-free cloth roll (10) is detachably connected to the feeding winding drum (2), one end of the dust-free cloth roll (10) is guided by a plurality of guide rollers (6) and is connected with the receiving winding drum (3) sequentially through an alcohol titration valve (4) and a clamping wiping mechanism (5); the clamping and wiping mechanism (5) comprises a Y-shaped clamping claw cylinder (51), wherein special-shaped blocks (52) are respectively arranged on two sides of the Y-shaped clamping claw cylinder (51), and V-shaped guide holes (521) are formed in the special-shaped blocks (52).
2. The dispensing valve needle cleaning wiping mechanism of claim 1, wherein: the inner side surfaces of the two clamping jaws of the Y-shaped clamping jaw cylinder (51) are connected with foam pads (511).
3. The dispensing valve needle cleaning wiping mechanism of claim 2, wherein: and a wiping and pressing mechanism is arranged between the feeding winding drum (2) and the alcohol titration valve (4) on the bottom plate (1).
4. The dispensing valve needle cleaning wiping mechanism of claim 3, wherein: the wiping pressing mechanism comprises a pressing cylinder (71) and a roller (72), and the roller (72) is connected to an extension rod of the pressing cylinder (71); the roller (72) is arranged opposite to one of the guide rollers (6), the other end of the guide roller (6) penetrates through the bottom plate (1) to be connected with a sensor separation blade (8), and a first photoelectric sensor (81) connected to the bottom plate (1) is arranged on one side of the sensor separation blade (8).
5. A dispensing valve needle cleaning wiping mechanism according to claim 1 or 4, characterized in that: and a second photoelectric sensor (9) is connected between the wiping pressing mechanism and the alcohol titration valve (4) on the bottom plate (1).
6. The dispensing valve needle cleaning wiping mechanism of claim 5, wherein: the discharging winding drum (2) is connected with a damper (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910934364.XA CN110665743A (en) | 2019-09-29 | 2019-09-29 | Cleaning and wiping mechanism for needle head of dispensing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910934364.XA CN110665743A (en) | 2019-09-29 | 2019-09-29 | Cleaning and wiping mechanism for needle head of dispensing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110665743A true CN110665743A (en) | 2020-01-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910934364.XA Pending CN110665743A (en) | 2019-09-29 | 2019-09-29 | Cleaning and wiping mechanism for needle head of dispensing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110665743A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229548A (en) * | 2020-03-17 | 2020-06-05 | 欣辰卓锐（苏州）智能装备有限公司 | Automatic tracking dispensing system based on assembly line |
| CN111940374A (en) * | 2020-05-25 | 2020-11-17 | 南京冠石科技股份有限公司 | Automatic cleaning system for liquid crystal display terminal |
| CN113019816A (en) * | 2021-03-15 | 2021-06-25 | 深圳市凯达扬自动化有限公司 | Full-automatic EC five-axis side surface glue sealing equipment |
| CN113649211A (en) * | 2021-09-01 | 2021-11-16 | 昆山佰易仪器设备有限公司 | Automatic glue wiping mechanism for glue dispensing needle head |
| CN115055338A (en) * | 2022-07-06 | 2022-09-16 | 深圳市世宗自动化设备有限公司 | Needle changing mechanism of dispensing equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000157904A (en) * | 1998-11-26 | 2000-06-13 | Nec Saitama Ltd | Hardening preventing structure for needle in coating device |
| CN109530153A (en) * | 2017-08-02 | 2019-03-29 | 深圳市元硕自动化科技有限公司 | A kind of vertical Jiao Fa rubber mechanism |
| CN109530152A (en) * | 2017-08-02 | 2019-03-29 | 深圳市元硕自动化科技有限公司 | A kind of horizontal Jiao Fa rubber mechanism |
| CN109550718A (en) * | 2018-12-29 | 2019-04-02 | 大族激光科技产业集团股份有限公司 | A kind of wiping arrangement |
| CN209303112U (en) * | 2018-09-29 | 2019-08-27 | 苏州华智诚精工科技有限公司 | A kind of vertical jetting needle head rubber mechanism |
-
2019
- 2019-09-29 CN CN201910934364.XA patent/CN110665743A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000157904A (en) * | 1998-11-26 | 2000-06-13 | Nec Saitama Ltd | Hardening preventing structure for needle in coating device |
| CN109530153A (en) * | 2017-08-02 | 2019-03-29 | 深圳市元硕自动化科技有限公司 | A kind of vertical Jiao Fa rubber mechanism |
| CN109530152A (en) * | 2017-08-02 | 2019-03-29 | 深圳市元硕自动化科技有限公司 | A kind of horizontal Jiao Fa rubber mechanism |
| CN209303112U (en) * | 2018-09-29 | 2019-08-27 | 苏州华智诚精工科技有限公司 | A kind of vertical jetting needle head rubber mechanism |
| CN109550718A (en) * | 2018-12-29 | 2019-04-02 | 大族激光科技产业集团股份有限公司 | A kind of wiping arrangement |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229548A (en) * | 2020-03-17 | 2020-06-05 | 欣辰卓锐（苏州）智能装备有限公司 | Automatic tracking dispensing system based on assembly line |
| CN111940374A (en) * | 2020-05-25 | 2020-11-17 | 南京冠石科技股份有限公司 | Automatic cleaning system for liquid crystal display terminal |
| CN113019816A (en) * | 2021-03-15 | 2021-06-25 | 深圳市凯达扬自动化有限公司 | Full-automatic EC five-axis side surface glue sealing equipment |
| CN113649211A (en) * | 2021-09-01 | 2021-11-16 | 昆山佰易仪器设备有限公司 | Automatic glue wiping mechanism for glue dispensing needle head |
| CN115055338A (en) * | 2022-07-06 | 2022-09-16 | 深圳市世宗自动化设备有限公司 | Needle changing mechanism of dispensing equipment |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200110 |
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| RJ01 | Rejection of invention patent application after publication |