CN218691051U

CN218691051U - Reverse-pumping scraper

Info

Publication number: CN218691051U
Application number: CN202222857598.9U
Authority: CN
Inventors: 廖志泉
Original assignee: Dongguan Guangyue Hot Melt Glue Machine Co ltd
Current assignee: Dongguan Guangyue Hot Melt Glue Machine Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-24
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a scrape rifle technical field's a reverse scraper of taking out, include: heating the rear seat; the scraper head assembly is arranged at the bottom of the front end face of the heating rear seat and comprises a scraper head main body; first gluey volume governing valve, first gluey volume governing valve symmetrical setting is in scrape terminal head main part left and right sides terminal surface bottom, still includes solenoid valve subassembly, solenoid valve subassembly is including setting up the preceding terminal surface and the setting of heating back seat are in scrape the solenoid valve of terminal head main part upper end and set up air inlet on the solenoid valve air inlet, the utility model discloses an increase two first gluey volume governing valves and guarantee the play volume of gluing of two knife coating lines respectively, solved two on the market the spray gun control two knife coating lines respectively postpone, asynchronous problem, promoted product property ability, reduced and used the maintenance cost.

Description

Reverse-pumping scraper

Technical Field

The utility model relates to a scrape rifle technical field, specifically be a reverse scraper of taking out.

Background

The hot melt adhesive is a solid meltable polymer which does not need a solvent and contains 100 percent of moisture; it is solid at normal temperature, and is heated to melt to certain temperature to become fluid liquid with certain viscosity. The molten hot melt adhesive is light brown or white, or custom-made color according to the use requirement.

The hot melt glue gun is a kind of (spraying) tool, and is widely used for sticking products with hot melt glue in electronic factories, food factories, packaging factories, furniture factories, etc. The hot melt glue gun has the characteristics of accurate on-off effect, various nozzles, capability of meeting the requirements of different production lines, unique filter screen design, convenience for cleaning and the like. The common hot melt glue gun can not deform after being used at high temperature (230 ℃) for a long time, and the joint is durable. Therefore, the hot melt adhesive machine is widely used for bonding products by using hot melt adhesive in electronic factories, food factories, packaging factories and the like.

For the knife coating of making things convenient for hot melt adhesive or liquid material, there is a scraper among the prior art, go out glue department installation scraper at the rifle head, the hot melt adhesive is coated on the work piece from the coating of scraper department discharge, evenly coat the hot melt adhesive on the work piece through the scraper, be convenient for carry out the knife coating to the hot melt adhesive, current knife coating line sets up two spray guns on the production line, two knife coating lines are controlled respectively to the spray gun, there are two delays of knife coating line, asynchronous problem, the direct performance that has influenced the product, use the maintenance cost has been improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reverse take out scraper to current knife coating that proposes in solving above-mentioned background art glues the line and sets up two spray guns on the production line, two knife coating glue lines are controlled respectively to the spray gun, have two delay, the asynchronous problem of knife coating glue line, directly influenced the performance of product, improved the problem of using the maintenance cost.

In order to achieve the above object, the utility model provides a following technical scheme: a reverse draw doctor blade comprising:

heating the rear seat;

the scraper head assembly is arranged at the bottom of the front end face of the heating rear seat and comprises a scraper head main body;

the first glue amount adjusting valve is symmetrically arranged at the bottoms of the left end face and the right end face of the scraper head main body.

Preferably, still include solenoid valve subassembly, solenoid valve subassembly is including setting up the preceding terminal surface of heating back seat and setting up scraper head main part upper end solenoid valve and setting up the interface that admits air on the solenoid valve inlet end.

Preferably, the scraper head assembly further comprises a first cutter head arranged at the bottom of the scraper head main body.

Preferably, still include scraper head apron subassembly, scraper head apron subassembly is including setting up scraper head apron in the terminal surface bottom recess before the scraper head main part and setting are in scraper head apron bottom and with first tool bit combination becomes most advanced second tool bit, the bottom of second tool bit with the bottom of first tool bit is the parallel and level mutually.

Preferably, the heating device further comprises a glue inlet arranged on the rear end face of the heating rear seat.

Preferably, the heating device further comprises a filter arranged on the rear end face of the heating rear seat and arranged at the lower end of the glue inlet.

Preferably, the scraper head further comprises second glue amount adjusting valves symmetrically arranged on the left side and the right side of the rear end face of the scraper head main body and arranged at an angle of 90 degrees with the first glue amount adjusting valves.

Preferably, the scraper head further comprises third glue amount adjusting valves symmetrically arranged on the left side and the right side of the top of the scraper head main body and arranged at an angle of 90 degrees with the first glue amount adjusting valves.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of anti-scraper of taking out guarantees the play of two knife coating glue lines respectively through increasing two first volume of gluing governing valves and glues the volume, has solved two delay, the asynchronous problem of controlling two knife coating glue lines respectively to the spray gun on the market, has promoted product property ability, has reduced and has used the maintenance cost.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a schematic bottom perspective view of the present invention.

In the figure: 100 heating backseat, 200 solenoid valve components, 210 solenoid valves, 220 air inlet ports, 300 scraper head components, 310 scraper head main bodies, 320 first cutter heads, 400 scraper head cover plate components, 410 scraper head cover plates, 420 second cutter heads, 500 glue inlet ports, 600 filters, 700 first glue amount regulating valves, 800 second glue amount regulating valves and 900 third glue amount regulating valves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an anti-scraper of taking out guarantees two knife coating gluey lines's play gluey volume respectively through increasing two first gluey volume governing valves, has solved two delay, asynchronous problem that control two knife coating gluey lines respectively to the spray gun on the market, has promoted product property ability, has reduced and has used the maintenance cost, please refer to and show figure 1-3, include: the adhesive tape sealing device comprises a heating rear seat 100, a solenoid valve assembly 200, a scraper head assembly 300, a scraper head cover plate assembly 400, an adhesive inlet 500, a filter 600, a first adhesive amount regulating valve 700, a second adhesive amount regulating valve 800 and a third adhesive amount regulating valve 900;

referring to fig. 1-3 again, a heating device is installed inside the heating rear seat 100, and the hot melt adhesive enters the inner cavity of the heating rear seat 100 and is melted by the heating device installed in the inner cavity of the heating rear seat 100;

referring to fig. 1-3 again, the solenoid valve assembly 200 includes a solenoid valve 210 disposed on the front end surface of the heating rear seat 100 and disposed at the upper end of the scraper head main body 310, and an air inlet interface 220 disposed on the air inlet end of the solenoid valve 210, wherein an air pipe is installed at the air inlet end of the air inlet interface, air enters the air inlet interface through the air pipe, and the on-off control of the air pipe is performed to control the on-off of the air inside the spray gun with respect to the hot melt adhesive flowing into the spray gun under pressure;

referring to fig. 1-3 again, the scraper head assembly 300 is disposed at the bottom of the front end face of the heating rear seat 100, the scraper head assembly 300 includes a scraper head main body 310, the scraper head assembly 300 further includes a first scraper head 320 disposed at the bottom of the scraper head main body 310, an inner cavity of the scraper head main body is communicated with an inner cavity of the heating rear seat, a hot melt adhesive enters the inner cavity of the scraper head main body under the control of the spray gun valve body and is discharged from the first scraper head, the scraper head main body is provided with a first adhesive inlet (not shown) and a first adhesive outlet (not shown), the first adhesive outlet is disposed on the first scraper head, the first adhesive inlet is disposed at a connection position between the scraper head main body and the heating rear seat, a sol channel (not shown) is disposed in the first scraper head, and the sol channel is communicated with the first adhesive inlet and the first adhesive outlet;

referring to fig. 1-3 again, the scraper head cover assembly 400 includes a scraper head cover 410 disposed in a groove at the bottom of the front end face of the scraper head main body 310 and a second cutter head 420 disposed at the bottom of the scraper head cover 410 and combined with the first cutter head 320 into a pointed end, the bottom of the second cutter head 420 is flush with the bottom of the first cutter head 320, the scraper head cover is fixedly mounted in a groove at one side of the scraper head main body, which is close to the first cutter head, by bolts, and hot melt adhesive is discharged through a gap between the first cutter head and the second cutter head;

referring to fig. 1-3 again, the heating device further includes a glue inlet 500 disposed on the rear end surface of the heating rear seat 100, through which the hot melt glue enters the inner cavity of the heating rear seat, and is heated by a heating device installed in the heating rear seat, so that the hot melt glue is liquefied;

referring to fig. 1-3 again, the blade-type hot melt adhesive cutting device further includes a filter 600 disposed on the rear end surface of the heating rear seat 100 and disposed at the lower end of the adhesive inlet 500, the liquefied hot melt adhesive is filtered by the filter to remove impurities in the hot melt adhesive, the filtered hot melt adhesive enters the sol channel from the first adhesive inlet on the scraper head main body, the hot melt adhesive enters the first adhesive outlet through the sol channel, and is discharged into the gap between the first cutter head and the second cutter head from the first adhesive outlet, the hot melt adhesive is discharged through the gap between the first cutter head and the second cutter head and is blade-coated on the workpiece to be cut, so as to achieve the purpose of coating, and the hot melt adhesive can be uniformly coated on the workpiece to be cut;

referring to fig. 1-3 again, the first glue amount adjusting valves 700 are symmetrically disposed at the bottoms of the left and right end faces of the doctor head main body 310, the number of the first glue amount adjusting valves is two, and the first glue amount adjusting valves are respectively mounted on the left and right end faces of the doctor head main body, as shown in fig. 1, the first glue amount adjusting valves are mounted on the doctor head main body through threaded connections, the first glue amount adjusting valves correspond to the first glue outlets, the first glue amount adjusting valves are rotated to adjust the depth of the first glue amount adjusting valves penetrating into the inner cavity of the doctor head main body, the calibers of the first glue outlets are adjusted through the first glue amount adjusting valves, so that the glue outlets of the two doctor blade coating lines are respectively ensured by adding the two first glue amount adjusting valves, the problems that the two doctor guns respectively control the delay and the asynchronization of the two doctor coating lines in the market are solved, the two doctor coating lines can adjust the same or different doctor coating amounts at any time in the using process, the doctor lines can be closed at any time, the inner glue amount can still circulate after the two guns are closed, the glue is prevented from being blocked, the glue coating lines are blocked, and the deterioration cost of the doctor head is reduced;

the glue amount adjusting device further comprises second glue amount adjusting valves 800 which are symmetrically arranged on the left side and the right side of the rear end face of the scraper head main body 310 and arranged at an angle of 90 degrees with the first glue amount adjusting valves 700, and third glue amount adjusting valves 900 which are symmetrically arranged on the left side and the right side of the top of the scraper head main body 310 and arranged at an angle of 90 degrees with the first glue amount adjusting valves 700, wherein the glue amount adjusting valves can be arranged on the left side and the right side of the scraper head main body as the positions of the first glue amount adjusting valves shown in fig. 1, and can also be arranged on the positions of the second glue amount adjusting valves and the third glue amount adjusting valves in fig. 3.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments can be used in any combination that is not specifically enumerated in this specification for the sake of brevity and resource savings, provided that no structural conflict exists. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a reverse-suction scraper which characterized in that: the method comprises the following steps:

a heating rear seat (100);

a scraper head assembly (300), the scraper head assembly (300) being disposed at a bottom of a front end face of the heated rear mount (100), the scraper head assembly (300) comprising a scraper head body (310);

the first glue amount adjusting valves (700) are symmetrically arranged at the bottoms of the left end face and the right end face of the scraper head main body (310).

2. A reverse suction doctor blade according to claim 1, characterised in that: the scraper head further comprises a solenoid valve assembly (200), wherein the solenoid valve assembly (200) comprises a solenoid valve (210) arranged on the front end face of the heating rear seat (100) and arranged at the upper end of the scraper head main body (310), and an air inlet interface (220) arranged on the air inlet end of the solenoid valve (210).

3. A reverse suction doctor blade according to claim 2, characterised in that: the scraper head assembly (300) further comprises a first cutter head (320) disposed at a bottom of the scraper head body (310).

4. A reverse suction doctor blade according to claim 3, characterised in that: still include scraper head apron subassembly (400), scraper head apron subassembly (400) is including setting up scraper head apron (410) in the terminal surface bottom recess before scraper head main part (310) and setting are in scraper head apron (410) bottom and with first cutter head (320) make up into most advanced second cutter head (420), the bottom of second cutter head (420) with the bottom parallel and level of first cutter head (320).

5. A reverse suction doctor blade according to claim 4, characterised in that: the heating rear seat is characterized by further comprising a glue inlet (500) arranged on the rear end face of the heating rear seat (100).

6. A reverse suction doctor blade according to claim 5, characterised in that: the rubber heating device further comprises a filter (600) arranged on the rear end face of the heating rear seat (100) and arranged at the lower end of the rubber inlet (500).

7. A reverse draw doctor blade according to claim 6, characterised in that: the scraper head further comprises second glue amount adjusting valves (800) which are symmetrically arranged on the left side and the right side of the rear end face of the scraper head main body (310) and arranged at an angle of 90 degrees with the first glue amount adjusting valves (700).

8. A reverse draw doctor blade according to claim 7, characterised in that: the scraper head comprises a scraper head main body (310) and is characterized by further comprising third glue amount adjusting valves (900) which are symmetrically arranged on the left side and the right side of the top of the scraper head main body (310) and arranged at an angle of 90 degrees with the first glue amount adjusting valves (700).