CN216727999U - Reverse-pumping type pneumatic rubber string frictioning and glue discharging device - Google Patents
Reverse-pumping type pneumatic rubber string frictioning and glue discharging device Download PDFInfo
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- CN216727999U CN216727999U CN202123300090.0U CN202123300090U CN216727999U CN 216727999 U CN216727999 U CN 216727999U CN 202123300090 U CN202123300090 U CN 202123300090U CN 216727999 U CN216727999 U CN 216727999U
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Abstract
The utility model discloses a reverse-pumping pneumatic rubber band frictioning and glue discharging device, and belongs to the technical field of hot melt glue discharging devices. The rubber band scraping nozzle is fixedly arranged at the bottom of the pneumatic glue spraying valve; the rubber band scraping nozzle is provided with a positioning scraping groove for fixing the rubber band. Compared with the prior art, the glue discharging device can fix the rubber band in the glue scraping process, avoids the fluctuation of the rubber band, and can effectively improve the glue scraping efficiency and the glue scraping effect; secondly, the pneumatic glue spraying valve is arranged in an integral structure, so that heat conduction is more uniform; thirdly, a cylinder body of the pneumatic glue spraying valve is provided with a holding shaft, so that the pneumatic glue spraying valve has an excellent sealing effect; finally, the rubber band scraping nozzle is internally provided with a buffer filtering mechanism which can filter and buffer glue, can reduce the blockage of the spray holes and avoid the excessive glue discharge, so that the glue scraping is more uniform, and the service life of the nozzle is greatly prolonged.
Description
Technical Field
The utility model belongs to the technical field of hot melt adhesive discharging devices, and particularly relates to a reverse-pumping type pneumatic rubber band scraping and discharging device.
Background
The spray gun device based on the hot melt adhesive is a well-known technology, and comprises an adhesive spray valve and a spray nozzle, wherein the hot melt adhesive is pressed into the spray nozzle through the adhesive spray valve by pressure, and then is coated on the related materials through an adhesive outlet of the spray nozzle.
The rubber band scraping nozzle glue discharging device is a glue discharging device for coating hot melt glue on rubber bands. Because the rubber strings are easy to fluctuate, the space between the rubber strings adjacent in a frictioning mode is small, contact can occur, and the frictioning efficiency is influenced; in addition, the scraping nozzle of the existing rubber band scraping nozzle glue discharging device needs to be matched with a high-requirement air source to be used together, the spraying effect is often easily influenced by the instability of the air source, and the problems of blockage and too fast glue discharging can be easily caused when the rubber band scraping nozzle is used daily, so that the gluing is not uniform.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to provide a reverse-pumping pneumatic rubber string frictioning glue discharging device which can limit a rubber string during frictioning and effectively improve frictioning efficiency and frictioning effect;
the utility model also aims to provide the reverse-pumping pneumatic rubber band frictioning and glue discharging device which has good heat conduction and sealing effects;
the utility model also aims to provide a reverse-pumping type pneumatic rubber band frictioning glue discharging device which can reduce the blockage of a spray hole, avoid the over-fast glue discharging, ensure that the frictioning is more uniform and greatly prolong the service life of a spray nozzle;
the utility model further aims to provide the reverse-pumping pneumatic rubber string frictioning and glue discharging device which is simple in structure, low in cost and convenient to use and popularize.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides a reverse-pumping pneumatic rubber band scraping and glue discharging device which comprises a pneumatic glue spraying valve and a rubber band scraping nozzle, wherein the rubber band scraping nozzle is fixedly arranged at the bottom of the pneumatic glue spraying valve.
Furthermore, the pneumatic glue spraying valve is provided with a glue inlet channel, a pneumatic valve assembly for opening and closing the glue inlet channel is arranged in the pneumatic glue spraying valve, and the pneumatic glue spraying valve is further provided with an observation window. Whether can observe pneumatic valve module and normally work through setting up the observation window, and then judge whether pneumatic gluey valve that spouts normally goes out to glue.
Furthermore, pneumatic glue spraying valve still includes end cover, cylinder body, conversion base, end cover, cylinder body, conversion base fixed connection.
Furthermore, the pneumatic valve assembly comprises a cylinder piston, a sealing hammer head and a shaft seal end cover, wherein a reverse pumping thimble is arranged on the sealing hammer head, the cylinder piston and the sealing hammer head are respectively arranged at the upper end and the lower end of the reverse pumping thimble, a first through hole is formed in the shaft seal end cover, the shaft seal end cover is arranged below the cylinder piston and is movably arranged on the reverse pumping thimble through the first through hole, an elastic piece is further arranged at the lower end of the cylinder piston, one end of the elastic piece is fixedly connected with the cylinder piston, and the other end of the elastic piece is fixedly connected with the shaft seal end cover.
Furthermore, the end cover and the cylinder body are all provided with a first cavity communicated with each other, the cylinder piston, the elastic element and the shaft seal end cover are all arranged in the first cavity, a first air inlet channel for opening a valve is arranged in the end cover, the first air inlet channel is communicated with the first cavity, an inlet of the first air inlet channel is communicated with the outside of the end cover, and an outlet of the first air inlet channel is arranged above the cylinder piston; the cylinder body is internally provided with a second air inlet channel for closing the valve, the second air inlet channel is communicated with the first cavity, an inlet of the second air inlet channel is communicated with the outside of the cylinder body, an outlet of the second air inlet channel is arranged below the shaft seal end cover, a connecting hole communicated with the second air inlet channel is further arranged in the shaft seal end cover, and the second air inlet channel is communicated with the lower part of the piston of the air cylinder through the connecting hole. In the utility model, pressure gas is introduced from the first gas inlet channel, so that a cylinder piston can be compressed from top to bottom and the cylinder piston, the reverse extraction thimble and the sealing hammer head are driven to move downwards, the sealing of a glue inlet channel is realized, and the glue inlet channel is closed; pressure gas is introduced from the second gas inlet channel, the cylinder piston can be compressed from bottom to top, the cylinder piston is driven, the ejector pin is reversely pumped, the sealing hammer head moves upwards, the opening of the glue inlet channel is realized, and the glue inlet channel is opened.
Further, the lower part of cylinder body still is provided with the second cavity, be provided with the hammer head seat in the second cavity, be provided with the valve body on the cylinder body and advance gluey mouth, be provided with the second through-hole in the hammer head seat, the second through-hole forms with valve body advance gluey mouth intercommunication advance gluey passageway, the back-pumping thimble passes the second through-hole and can reciprocate in the second through-hole, and sealed tup activity sets up the end at the second through-hole. In the utility model, when the back-drawing thimble and the sealing hammer head move downwards, the sealing hammer head is far away from the tail end of the second through hole, the glue inlet channel is opened, and glue can enter the scraping nozzle to discharge glue; when the back-drawing thimble and the sealing hammer head move upwards, the sealing hammer head abuts against and seals the tail end of the second through hole, and the glue inlet channel is closed.
Furthermore, the cylinder body is provided with an embracing shaft between the first cavity and the second cavity, and a third through hole for movably mounting the reverse drawing ejector pin is arranged in the embracing shaft. In the utility model, the air inlet channel in the first cavity can be separated from the glue inlet channel in the second cavity through the clasping shaft, so that the glue is prevented from overflowing upwards to the first cavity.
Further, the observation window is arranged on the cylinder body and used for observing whether the reverse drawing thimble normally moves. Whether the upward and downward movement of the reverse drawing ejector pin is normal can be observed through the observation window, and whether the pneumatic valve component works normally is further judged.
Further, the rubber band is scraped and is chewed fixed mounting at the lower extreme of conversion base, the rubber band is scraped and is chewed and be provided with on chewing and scrape and chew and advance jiao kou, still be provided with valve body on the conversion base and go out gluey hole, still be provided with the third cavity that supplies the activity of sealed tup in the conversion base, the valve body goes out the upper end in gluey hole and passes through the third cavity and advance gluey passageway intercommunication, and the lower extreme with scrape chew and advance jiao kou intercommunication.
Furthermore, the rubber band scraping nozzle comprises a scraping nozzle panel and a scraping nozzle bottom plate, a scraping nozzle glue inlet is formed in the scraping nozzle bottom plate, a positioning scraping groove is formed in the scraping nozzle panel, a glue outlet is formed in the positioning scraping groove, and a buffering and filtering mechanism used for buffering and filtering glue is clamped between the scraping nozzle bottom plate and the scraping nozzle panel. The rubber band can be fixed by the positioning scraping groove, so that the rubber band can be conveniently glued.
Furthermore, the conversion base is also provided with an atomized air channel, and the tail end of the atomized air channel is connected with the rubber band scraping nozzle.
Further, buffering filter mechanism advances gluey buffer chip including advancing the film, first advance gluey buffer chip, glue cassette, second, advance the film, first advance gluey buffer chip, glue cassette, second and advance gluey buffer chip and laminate in proper order, just advance the film and keep away from the one side of first advance gluey buffer chip and scrape the laminating of chewing the bottom plate, the second advances gluey buffer chip and keeps away from the one side of glue cassette and scrape the laminating of chewing the panel.
Furthermore, the glue feeding sheet, the first glue feeding buffer sheet, the glue filtering sheet and the second glue feeding buffer sheet are provided with glue passing ports corresponding in position, and the glue feeding port and the glue discharging port of the scraping nozzle are communicated with the glue passing ports.
Furthermore, a glue filter screen is arranged on the glue passing opening of the glue filter sheet.
Furthermore, arc-shaped protrusions for separating glue are arranged on glue passing openings of the first glue inlet buffer sheet and the second glue inlet buffer sheet.
Furthermore, a glue buffer groove is further formed in one side, attached to the second glue inlet buffer sheet, of the scraping nozzle panel, a glue outlet hole is formed in the glue buffer groove, a scraping blade is arranged at the bottom of the scraping nozzle panel, and the positioning scraping groove is formed in the scraping blade.
Furthermore, the positioning scraping groove is of an inverted V-shaped structure, the glue outlet is formed in the top of the positioning scraping groove, and the glue outlet is communicated with the glue outlet hole.
Furthermore, the positioning scraping grooves are more than one and are arranged side by side.
Compared with the prior art, the utility model has the beneficial effects that:
firstly, the glue discharging device is provided with a rubber band positioning plate for positioning a rubber band, so that the rubber band can be fixed in the glue scraping process, the rubber band is prevented from fluctuating, and the glue scraping efficiency and the glue scraping effect can be effectively improved;
secondly, the pneumatic glue spraying valve of the glue discharging device is arranged in an integral structure, so that heat conduction is more uniform;
thirdly, the cylinder body of the pneumatic glue spraying valve is provided with the holding shaft, so that the separation of the air inlet channel in the first cavity and the glue inlet channel in the second cavity can be realized, the glue is prevented from overflowing upwards to the first cavity, and the excellent sealing effect is realized;
finally, a buffer filtering mechanism is arranged in the rubber band scraping nozzle and comprises a glue filtering sheet and a glue inlet buffer sheet which can respectively filter and buffer glue, so that the blockage of spray holes can be reduced, the phenomenon that glue is discharged too fast is avoided, the glue scraping is more uniform, and the service life of the nozzle is greatly prolonged;
drawings
Fig. 1 is a schematic structural diagram of the present embodiment.
Fig. 2 is a schematic structural view of the rubber band scraper of the embodiment.
Fig. 3 is an exploded view of the rubber band scraper of this embodiment.
Fig. 4 is a schematic view of the structure of the scraper panel of the elastic scraper of the present embodiment.
Fig. 5 is a front view of the pneumatic glue-jetting valve of the present embodiment.
Fig. 6 is a rear view of the pneumatic glue-jetting valve of the present embodiment.
Fig. 7 is an exploded view of the pneumatic glue-jetting valve of the present embodiment.
Fig. 8 is a sectional view of the pneumatic glue-jetting valve of the present embodiment.
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 utility model and are not intended to limit the utility model.
As shown in fig. 1-8, the implementation of the present invention is as follows:
the embodiment provides a pneumatic rubber band frictioning of reverse suction formula goes out mucilage binding and puts, including pneumatic glue valve 1 that spouts, rubber band scrape chew 2 fixed mounting spout the bottom of gluey valve 1 pneumatically.
The pneumatic glue spraying valve is characterized in that a glue inlet channel is formed in the pneumatic glue spraying valve 1, a pneumatic valve assembly 11 used for opening and closing the glue inlet channel is arranged in the pneumatic glue spraying valve 1, and an observation window 12 is further formed in the pneumatic glue spraying valve 1. Whether the pneumatic valve assembly 11 normally works can be observed through the observation window 12, and whether the pneumatic glue spraying valve 1 normally discharges glue is further judged.
The pneumatic glue spraying valve 1 further comprises an end cover 13, a cylinder body 14 and a conversion base 15, and the end cover 13, the cylinder body 14 and the conversion base 15 are fixedly connected.
The pneumatic valve assembly 11 includes a cylinder piston 111, a sealing hammer 112, and a shaft seal end cover 113, wherein the sealing hammer 112 is provided with a reverse-pumping thimble 114, the cylinder piston 111 and the sealing hammer 112 are respectively disposed at upper and lower ends of the reverse-pumping thimble 114, the shaft seal end cover 113 is provided with a first through hole 115, the shaft seal end cover 113 is disposed below the cylinder piston 111 and movably mounted on the reverse-pumping thimble 114 through the first through hole 115, the lower end of the cylinder piston 111 is further provided with an elastic member 116, one end of the elastic member 116 is fixedly connected with the cylinder piston 111, and the other end is fixedly connected with the shaft seal end cover 113.
The end cover 13 and the cylinder 14 are respectively provided with a first cavity 16 communicated with each other, the cylinder piston 111, the elastic member 116 and the shaft seal end cover 113 are all arranged in the first cavity 16, the end cover 13 is internally provided with a first air inlet passage 131 for opening a valve, the first air inlet passage 131 is communicated with the first cavity 16, an inlet of the first air inlet passage 131 is communicated with the outside of the end cover 13, and an outlet of the first air inlet passage 131 is arranged above the cylinder piston 111; a second air inlet passage 141 used for closing the valve is arranged in the cylinder body 14, the second air inlet passage 141 is communicated with the first cavity 16, an inlet of the second air inlet passage 141 is communicated with the outside of the cylinder body 14, an outlet of the second air inlet passage 141 is arranged below the shaft seal end cover 113, a connecting hole 117 communicated with the second air inlet passage 141 is further arranged in the shaft seal end cover 113, and the second air inlet passage 141 is communicated with the lower part of the cylinder piston 111 through the connecting hole 117. In this embodiment, the pressure gas is introduced from the first gas inlet channel 131, and can compress the cylinder piston 111 from top to bottom and drive the cylinder piston 111, the reverse extraction thimble 114, and the sealing hammer 112 to move downward, so as to seal the glue inlet channel and close the glue inlet channel; the second air inlet passage 141 is filled with pressure gas, so that the cylinder piston 111 can be compressed from bottom to top and the cylinder piston 111, the reverse pumping thimble 114 and the sealing hammer head 112 are driven to move upwards, the opening of the glue inlet passage is realized, and the glue inlet passage is opened.
The lower portion of the cylinder body 14 is further provided with a second cavity 17, a hammer head seat 18 is arranged in the second cavity 17, a valve body glue inlet 142 is arranged on the cylinder body 14, a second through hole 181 is arranged in the hammer head seat 18, the second through hole 181 is communicated with the valve body glue inlet 142 to form a glue inlet channel, the reverse pumping ejector pin 114 penetrates through the second through hole 181 and can move up and down in the second through hole 181, and the sealing hammer head 112 is movably arranged at the tail end of the second through hole 181. In this embodiment, when the back-drawing thimble 114 and the sealing hammer 112 move downward, the sealing hammer 112 is far away from the end of the second through hole 181, the glue inlet channel is opened, and glue can enter the scraping nozzle to discharge glue; when the back-drawing thimble 114 and the sealing hammer 112 move upward, the sealing hammer 112 abuts against and seals the end of the second through hole 181, and the glue inlet passage is closed.
The cylinder 14 is provided with a clasping shaft 19 between the first cavity 16 and the second cavity 17, and a third through hole (not shown) for movably mounting the reverse drawing ejector pin 114 is provided in the clasping shaft 19. In this embodiment, the air inlet channel in the first cavity 16 can be separated from the glue inlet channel in the second cavity 17 by the clasping shaft 19, so as to prevent the glue from overflowing upwards to the first cavity 16.
The observation window 12 is disposed on the cylinder 14 for observing whether the reverse-extraction thimble 114 normally moves. Whether the upward and downward movement of the reverse drawing thimble 114 is normal can be observed through the observation window 12, and then whether the pneumatic valve assembly 11 works normally can be judged.
The rubber band scraping nozzle 2 is fixedly installed at the lower end of the conversion base 15, a scraping nozzle glue inlet 21 is formed in the rubber band scraping nozzle 2, a valve body glue outlet hole 151 is further formed in the conversion base 15, a third cavity (not shown) for moving the sealing hammer head 112 is further arranged in the conversion base 15, the upper end of the valve body glue outlet hole 151 is communicated with the glue inlet channel through the third cavity (not shown), and the lower end of the valve body glue outlet hole is communicated with the scraping nozzle glue inlet 21.
The rubber band scraping nozzle 2 comprises a scraping nozzle panel 22 and a scraping nozzle bottom plate 23, a scraping nozzle glue inlet 21 is formed in the scraping nozzle bottom plate 23, a positioning scraping groove 24 used for installing a rubber band is formed in the scraping nozzle panel 22, a glue outlet 25 is formed in the positioning scraping groove 24, and a buffering and filtering mechanism 26 used for buffering and filtering glue is clamped between the scraping nozzle bottom plate 23 and the scraping nozzle panel 22.
The conversion base 15 is also provided with an atomizing air channel 152, and the tail end of the atomizing air channel 152 is connected with the rubber band scraping nozzle 2.
The glue feeding sheet 261, the first glue feeding buffer sheet 262, the glue filter sheet 263 and the second glue feeding buffer sheet 264 are all provided with glue passing ports 265 corresponding in position, and the glue feeding port 21 and the glue discharging port 25 of the scraping nozzle are both communicated with the glue passing ports 265.
A glue filter screen 266 is further arranged on the glue passing port 265 of the glue filter 263.
The glue passing openings 265 of the first glue inlet buffer sheet 262 and the second glue inlet buffer sheet 264 are provided with arc-shaped protrusions 267 for separating glue.
The glue buffer groove 27 is further formed in the surface, attached to the second glue inlet buffer sheet 264, of the scraping nozzle panel 22, the glue outlet hole 28 is formed in the glue buffer groove 27, the scraping blade 29 is arranged at the bottom of the scraping nozzle panel 22, and the positioning scraping groove 24 is formed in the scraping blade 29.
The positioning scraping groove 24 is of an inverted V-shaped structure, the glue outlet 25 is arranged at the top of the positioning scraping groove 24, and the glue outlet 25 is communicated with the glue outlet hole 28.
The positioning scraping grooves 24 are more than one, and more than one positioning scraping grooves 24 are arranged side by side.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The reverse-pumping pneumatic rubber band frictioning and glue discharging device is characterized by comprising a pneumatic glue spraying valve and a rubber band scraping nozzle, wherein the rubber band scraping nozzle is fixedly arranged at the bottom of the pneumatic glue spraying valve; the rubber band scraping nozzle is provided with a positioning scraping groove for fixing a rubber band.
2. The reverse-pumping pneumatic rubber band scraping and glue discharging device is characterized in that a glue inlet channel is arranged on the pneumatic glue spraying valve, a pneumatic valve assembly for opening and closing the glue inlet channel is arranged in the pneumatic glue spraying valve, and an observation window is further arranged on the pneumatic glue spraying valve.
3. The reverse-pumping pneumatic rubber string frictioning and glue-discharging device of claim 2, wherein the pneumatic glue-spraying valve further comprises an end cover, a cylinder body and a conversion base, and the end cover, the cylinder body and the conversion base are fixedly connected.
4. The reverse-pumping pneumatic rubber band scraping and glue discharging device as claimed in claim 3, wherein the pneumatic valve assembly comprises a cylinder piston, a sealing hammer head and a shaft seal end cover, the sealing hammer head is provided with a reverse-pumping thimble, the cylinder piston and the sealing hammer head are respectively arranged at the upper end and the lower end of the reverse-pumping thimble, the shaft seal end cover is internally provided with a first through hole, the shaft seal end cover is arranged below the cylinder piston and is movably arranged on the reverse-pumping thimble through the first through hole, the lower end of the cylinder piston is further provided with an elastic member, one end of the elastic member is fixedly connected with the cylinder piston, and the other end of the elastic member is fixedly connected with the shaft seal end cover.
5. The reverse-pumping pneumatic rubber string frictioning and glue-discharging device according to claim 4, wherein the end cap and the cylinder body are respectively provided with a first cavity communicated with each other, the cylinder piston, the elastic member and the shaft seal end cap are respectively arranged in the first cavity, a first air inlet channel for opening a valve is arranged in the end cap, the first air inlet channel is communicated with the first cavity, an inlet of the first air inlet channel is communicated with the outside of the end cap, and an outlet of the first air inlet channel is arranged above the cylinder piston; a second air inlet channel for closing the valve is arranged in the cylinder body, the second air inlet channel is communicated with the first cavity, an inlet of the second air inlet channel is communicated with the outside of the cylinder body, an outlet of the second air inlet channel is arranged below the shaft seal end cover, a connecting hole communicated with the second air inlet channel is also arranged in the shaft seal end cover, and the second air inlet channel is communicated with the lower part of the cylinder piston through the connecting hole;
the lower part of the cylinder body is also provided with a second cavity body, a hammer head seat is arranged in the second cavity body, a valve body glue inlet is arranged on the cylinder body, a second through hole is arranged in the hammer head seat, the second through hole is communicated with the valve body glue inlet to form the glue inlet channel, the back-pumping ejector pin penetrates through the second through hole and can move up and down in the second through hole, and the sealing hammer head is movably arranged at the tail end of the second through hole;
the cylinder body is provided with an enclasping shaft between the first cavity and the second cavity, and a third through hole for movably mounting the reverse drawing thimble is arranged in the enclasping shaft.
6. The reverse-pumping pneumatic rubber band scraping and glue discharging device is characterized in that the rubber band scraping nozzle is fixedly arranged at the lower end of the conversion base, a scraping nozzle glue inlet is formed in the rubber band scraping nozzle, a valve body glue discharging hole is further formed in the conversion base, a third cavity for moving a sealing hammer head is further formed in the conversion base, the upper end of the valve body glue discharging hole is communicated with the glue feeding channel through the third cavity, and the lower end of the valve body glue discharging hole is communicated with the scraping nozzle glue inlet.
7. The reverse-pumping pneumatic rubber string frictioning glue discharging device as claimed in claim 6, wherein the rubber string frictioning nozzle comprises a frictioning nozzle panel and a frictioning nozzle bottom plate, the frictioning nozzle glue inlet is arranged on the frictioning nozzle bottom plate, the positioning frictioning groove is arranged on the frictioning nozzle panel, the positioning frictioning groove is internally provided with a glue outlet, and a buffering and filtering mechanism for buffering and filtering glue is clamped between the frictioning nozzle bottom plate and the frictioning nozzle panel.
8. The back-suction pneumatic rubber band scraping and glue discharging device of claim 7, wherein the buffer filtering mechanism comprises a glue feeding sheet, a first glue feeding buffer sheet, a glue filter sheet and a second glue feeding buffer sheet, the glue feeding sheet, the first glue feeding buffer sheet, the glue filter sheet and the second glue feeding buffer sheet are sequentially attached, one surface of the glue feeding sheet, which is far away from the first glue feeding buffer sheet, is attached to the scraping nozzle bottom plate, and one surface of the second glue feeding buffer sheet, which is far away from the glue filter sheet, is attached to the scraping nozzle panel.
9. The reverse-pumping pneumatic rubber band scraping and glue-discharging device as claimed in claim 8, wherein the glue inlet sheet, the first glue inlet buffer sheet, the glue filter sheet and the second glue inlet buffer sheet are all provided with glue passing ports with corresponding positions, and the glue inlet and the glue outlet of the scraping nozzle are both communicated with the glue passing ports.
10. The reverse-pumping pneumatic rubber band scraping and glue-discharging device of claim 8, wherein a glue buffer groove is further formed in the surface, which is attached to the second glue-feeding buffer sheet, of the scraping nozzle panel, a glue-discharging hole is formed in the glue buffer groove, the scraping blade is arranged at the bottom of the scraping nozzle panel, the positioning scraping groove is formed in the scraping blade, and the glue-discharging port is communicated with the glue-discharging hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123300090.0U CN216727999U (en) | 2021-12-25 | 2021-12-25 | Reverse-pumping type pneumatic rubber string frictioning and glue discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123300090.0U CN216727999U (en) | 2021-12-25 | 2021-12-25 | Reverse-pumping type pneumatic rubber string frictioning and glue discharging device |
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| Publication Number | Publication Date |
|---|---|
| CN216727999U true CN216727999U (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123300090.0U Active CN216727999U (en) | 2021-12-25 | 2021-12-25 | Reverse-pumping type pneumatic rubber string frictioning and glue discharging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116174247A (en) * | 2023-03-27 | 2023-05-30 | 天津市依依卫生用品股份有限公司 | Glue spraying gun head and glue gun |
-
2021
- 2021-12-25 CN CN202123300090.0U patent/CN216727999U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116174247A (en) * | 2023-03-27 | 2023-05-30 | 天津市依依卫生用品股份有限公司 | Glue spraying gun head and glue gun |
| CN116174247B (en) * | 2023-03-27 | 2023-11-10 | 天津市依依卫生用品股份有限公司 | Glue spraying gun head and glue gun |
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