CN210439065U

CN210439065U - Spraying device for starch glue solution

Info

Publication number: CN210439065U
Application number: CN201921293307.XU
Authority: CN
Inventors: 林启群
Original assignee: Taizhou Forest Paper Co ltd
Current assignee: Taizhou Forest Paper Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-05-01
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a spray set of starch glue solution relates to papermaking technical field, and its technical scheme main points are: the automatic glue feeding device comprises a frame and two pressing rollers which are rotatably arranged on the frame, wherein two glue feeding pipes which are arranged in parallel are further arranged on the frame, the two glue feeding pipes are respectively positioned above the two pressing rollers and are parallel to the pressing rollers, a plurality of spraying pipes are uniformly distributed on the glue feeding pipes along the length direction of the glue feeding pipes, the spraying pipes are arranged along the tangential direction of the circumferential side walls of the adjacent pressing rollers, and one ends of the spraying pipes, which are far away from the connected glue feeding pipes, face between the two pressing rollers. The glue solution sprayed by the spray pipe can flow downwards along the circumferential side wall of the adjacent compression roller, so that the phenomenon that the glue solution is sputtered on the surface of the compression roller is reduced, the waste of the glue solution is reduced, and the cleanness and tidiness of the workshop environment are kept as far as possible.

Description

Spraying device for starch glue solution

Technical Field

The utility model relates to a papermaking technical field, in particular to spray set of starch glue solution.

Background

The high-strength paper is an excellent packaging material and is one of the composition elements of a plurality of packaging boxes and packaging plates. In the prior art, wood pulp slurry is mostly needed to be added to produce high-strength paper to enhance the strength of the box paper, the content of the wood pulp reaches 10% -15%, but the price of the wood pulp is high, the production cost is increased, meanwhile, the forest resource loss can be caused from the environmental protection perspective, and the industrial development requirement is not met. Therefore, in the pulping and papermaking industry, most paper machines for producing packing paper at home and abroad generally adopt starch glue solution to carry out surface sizing treatment on paper, and the surface sizing can not only improve the appearance quality requirement of the finished paper, but also improve the strength of the finished paper, improve the printing performance and reduce the production cost.

At present, chinese patent with publication number CN202030991U discloses a surface sizing machine, which comprises a frame body and a rocker arm movably connected with the frame body, wherein a paper guide device and an upper roller are fixedly arranged on the frame body, a lower roller is fixedly arranged on the rocker arm, rubber spray pipes are respectively arranged above the upper roller and the lower roller, and a rubber receiving hopper is arranged between the upper roller and the lower roller.

In the patent, the glue solution is sprayed on the surfaces of the upper roller and the lower roller through the glue spraying pipe, after the paper is placed, the surface of the paper is contacted with the glue solution, and the upper roller and the lower roller jointly extrude the paper, so that the surface of the paper forms a glue layer under the actions of infiltration, permeation and extrusion. However, referring to the drawings of the specification of the above patent, the spray pipes are respectively opposite to the central shafts of the upper roller and the lower roller, and the glue solution sprayed by the spray pipes is easy to sputter after colliding with the surface of the roller, so that the glue receiving hopper cannot completely collect the sprayed glue solution, which not only wastes the glue solution, but also affects the workshop environment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a spray set of starch glue solution, it has the extravagant advantage of reduction glue solution.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a spray set of starch glue solution, includes frame, two and rotates the compression roller that sets up in the frame, still be equipped with two parallel arrangement's rubber delivery pipe in the frame, two rubber delivery pipes are in the top of two compression rollers respectively, rubber delivery pipe is on a parallel with the compression roller setting, the last length direction evenly distributed who follows rubber delivery pipe of rubber delivery pipe has a plurality of showers, the shower sets up along the tangential direction of close compression roller circumference lateral wall, and the shower keeps away from the one end of continuous rubber delivery pipe towards between two compression rollers.

Through above-mentioned technical scheme, the glue solution of shower spun can flow downwards along the circumference lateral wall of close compression roller, and the phenomenon that the glue solution produced the sputtering on the compression roller surface takes place to reduce the waste of glue solution, keep the clean and tidy of workshop environment as far as possible.

Preferably, the spray pipe is connected with a spray head in a rotating mode at one end, far away from the corresponding rubber delivery pipe, of the spray pipe, the spray head is communicated with the corresponding spray pipe through a hose, two swing assemblies are arranged on the rack and correspond to the two rubber delivery pipes respectively, and the swing assemblies are used for controlling all the spray heads on the corresponding rubber delivery pipes to swing synchronously.

Through the technical scheme, the spray heads swing under the control of the swing assembly, so that glue solution sprayed by the spray heads is sprayed for a certain distance along the length direction of the press roller, the glue solution between every two adjacent spray heads is coated in a certain staggered mode, the glue solution is coated on the press roller more uniformly, paper is in contact with the glue solution more fully, and the paper can be completely covered by a film formed by the glue solution as far as possible.

Preferably, the swing assembly comprises a rack movably arranged on the rack, a cylinder driving the rack to move back and forth, and a plurality of fan-shaped teeth in one-to-one correspondence with the nozzles on the corresponding rubber delivery pipes, the fan-shaped teeth are rotatably arranged on the spray pipes where the corresponding nozzles are located, the nozzles are fixed on the corresponding fan-shaped teeth, and the rack is meshed with all the fan-shaped teeth on one side of the corresponding rubber delivery pipes.

Through the technical scheme, the cylinder drives the rack to do back and forth linear motion, the rack drives the meshed fan-shaped teeth to rotate back and forth, the spray head fixed on the fan-shaped teeth can swing along with the rack, and the glue solution is convenient to spray.

Preferably, the glue storage device further comprises a glue collection groove below the two press rollers, a pressure screen below the glue collection groove and a glue storage groove arranged at a glue solution outlet of the pressure screen, a glue outlet communicated with an inlet of the pressure screen is formed in the bottom of the glue collection groove, and a driving pump for injecting glue solution into the two glue delivery pipes is arranged on the glue storage groove.

Through the technical scheme, the glue collecting tank collects the glue solution dripped from the two press rollers again, conveys the glue solution to the pressure screen to treat impurities in the glue solution, and finally stores the glue solution into the glue storage tank for reuse, so that the cyclic utilization rate of the glue solution is improved, and the waste of resources is reduced.

Preferably, receive the gluey groove and be hourglass hopper-shaped, the notch of receiving the gluey groove is the rectangle, and the notch of receiving the gluey groove extends along the length direction of compression roller.

Through above-mentioned technical scheme, the inside wall of receiving the gluey groove is the slope form, and the glue solution drips can flow along the inside wall of receiving the gluey groove and receive the bottom of gluey groove after receiving the inside wall of gluey groove for the glue solution enters into the pressurized screen, reduces the phenomenon that the glue solution takes place to solidify in receiving the gluey groove and appears.

Preferably, receive to be equipped with a plurality of spray pipes on the gluey groove, a plurality of spray pipes all are close to the notch of receiving gluey groove and distribute in proper order around the notch of receiving gluey groove, the tip of spray pipe is worn to establish from receiving gluey inslot lateral wall and is received gluey inslot's inside wall, and is in to receive gluey inslot spray pipe and all follow corresponding receipts gluey inslot inside wall and go out gluey mouthful setting.

Through the technical scheme, when the whole equipment is maintained, the water spray pipe sprays clean water to clean the inner side wall of the glue collecting groove, adhesion of glue liquid on the inner side wall of the glue collecting groove is reduced, then the clean water replaces the glue liquid to flow through the pressure sieve, the glue storage groove, the glue spray pipe and the surface of the compression roller in sequence and return to the glue collecting groove again, and the whole equipment is cleaned through multiple cycles.

Preferably, receive to be equipped with two baffles on the gluey groove, the baffle is the slope setting, and the one end of two baffles is in respectively to receive gluey groove and is close to on the both sides wall of two compression rollers, and the other end of two baffles is close to the downside of the compression roller circumference lateral wall of corresponding side respectively.

Through above-mentioned technical scheme, adnexed glue solution is thrown away easily by centrifugal force effect at the compression roller rotation in-process on the compression roller, and the baffle that sets up in corresponding compression roller side below can intercept the glue solution of throwing away, and the glue solution under the interception flows into to the collecting tank along the baffle again, increases the recovery to the glue solution and further reduces the influence to workshop environment.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

1. the spraying pipe is arranged along the tangential direction of the circumferential side wall of the compression roller, so that the glue solution flows along the rotation direction of the compression roller, the collision between the glue solution and the compression roller is reduced, and the influence of the glue solution on the workshop environment is reduced;

2. through the arrangement of the swinging assembly, the spray head on the spray pipe can swing, so that the glue solution can be more fully sprayed onto the circumferential side wall of the press roller;

3. the baffle is arranged on the glue collecting groove, so that the glue solution splashed from the compression roller is intercepted, and the influence of the glue solution on the workshop environment is further reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a partial sectional view of the embodiment;

fig. 4 is a schematic structural diagram of the glue collecting groove in the embodiment.

Reference numerals: 1. a frame; 2. a compression roller; 3. a guide roller; 4. a rubber delivery pipe; 41. a shower pipe; 42. a spray head; 5. a swing assembly; 51. a rack; 52. a cylinder; 53. sector-shaped teeth; 6. a glue collecting groove; 61. a water spray pipe; 7. a pressure screen; 8. a glue storage tank; 9. and a baffle plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a spray set of starch glue solution, as shown in figure 1, including frame 1, it is provided with two compression rollers 2 and a guide roll 3 to rotate in frame 1, two compression rollers 2 are the level and set up side by side and be close to each other, guide roll 3 is in the top of two compression rollers 2, the below of frame 1 still is equipped with receipts gluey groove 6, pressurized screen 7 and stores up gluey groove 8, receive gluey groove 6 and be in under between two compression rollers 2, pressurized screen 7 is in the subaerial of the below of receiving gluey groove 6, it is in one side of pressurized screen 7 to store up gluey groove 8. Still be equipped with two parallel arrangement's rubber delivery pipe 4 in frame 1, two rubber delivery pipes 4 are in the top of two compression rollers 2 respectively, rubber delivery pipe 4 sets up on a parallel with compression roller 2, rubber delivery pipe 4 is last to have a plurality of shower 41 along the length direction evenly distributed who send rubber delivery pipe 4, shower 41 sets up along the tangential direction of the 2 circumference lateral walls of close compression roller, and shower 41 keeps away from the one end of continuous rubber delivery pipe 4 towards between two compression rollers 2, be equipped with the actuating pump in the glue storage tank 8, the actuating pump is arranged in impressing the glue solution that stores up glue storage tank 8 into two rubber delivery pipes 4.

Referring to fig. 2 and 3, a spray head 42 is rotatably connected to one end of each spray pipe 41 far away from the corresponding glue delivery pipe 4, the spray head 42 is communicated with the corresponding spray pipe 41 through a hose, two swing assemblies 5 are arranged on the rack 1, and the two swing assemblies 5 respectively correspond to the two glue delivery pipes 4. The swinging assembly 5 comprises a rack 51 movably arranged on the frame 1, an air cylinder 52 driving the rack 51 to move back and forth, and a plurality of sector-shaped teeth 53 corresponding to the spray heads 42 on the corresponding glue feeding pipes 4 one by one, wherein one ends of the sector-shaped teeth 53 are rotatably arranged on the spray pipes 41 where the corresponding spray heads 42 are positioned, the teeth at the other ends of the sector-shaped teeth 53 are circular in the rotating connecting position, the spray heads 42 are fixed on the corresponding sector-shaped teeth 53, and the rack 51 is meshed and connected with all the sector-shaped teeth 53 on one side of the corresponding glue feeding pipes 4.

Referring to fig. 1, fig. 4, receive gluey groove 6 and be hopper-shaped, the notch of receiving gluey groove 6 is the rectangle, and the notch of receiving gluey groove 6 extends along the length direction of compression roller 2, receive to be equipped with two baffles 9 on gluey groove 6, baffle 9 and receipts gluey groove 6 are integrated into one piece, two baffles 9 are in respectively on receiving gluey 6 two long length's of groove lateral wall, baffle 9 is the slope setting, the one end that receives gluey groove 6 is kept away from to two baffles 9 is close to the downside of the compression roller 2 circumference lateral wall of corresponding side respectively. Receive to be equipped with a plurality of spray pipes 61 on the gluey groove 6, a plurality of spray pipes 61 all are close to the notch of receiving gluey groove 6 and distribute in proper order around the notch of receiving gluey groove 6, and the one end and the external water piping connection of spray pipe 61, the other end of spray pipe 61 penetrates to receive gluey inslot 6, and is in spray pipe 61 of receiving gluey inslot 6 and all follows corresponding receipts gluey 6 inside walls of groove and goes out gluey mouthful one side. The center of the bottom of the glue collecting groove 6 is provided with a glue outlet communicated with the inlet of the pressure screen 7.

In the actual operation process, the glue solution is pumped from the glue storage tank 8 to the two glue delivery pipes 4 through the driving pump, the glue solution is uniformly sprayed onto the corresponding press rollers 2 through the spray pipes 41 on the corresponding sides and the swinging spray heads 42, the two sides of the paper conveyed from the guide roller 3 are respectively coated with the glue solution on the surfaces of the two press rollers 2, the two press rollers 2 mutually extrude each other and form a film layer on the surface of the paper, the redundant glue solution drops from the press rollers 2 to the glue collection tank 6, the glue solution is transferred to the pressure screen 7 through the glue collection tank 6 for purification, and finally the redundant glue solution returns to the glue storage tank 8 for secondary utilization.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides a spray set of starch glue solution, includes frame (1), two compression rollers (2) of rotation setting in frame (1), characterized by: still be equipped with two parallel arrangement's rubber delivery pipe (4) on frame (1), two rubber delivery pipe (4) are in the top of two compression roller (2) respectively, rubber delivery pipe (4) are on a parallel with compression roller (2) and set up, the length direction evenly distributed who goes up along rubber delivery pipe (4) on rubber delivery pipe (4) has a plurality of shower (41), shower (41) set up along the tangential direction of close compression roller (2) circumference lateral wall, and shower (41) keep away from the one end of continuous rubber delivery pipe (4) towards between two compression roller (2).

2. The spraying device for the starch glue solution according to claim 1, which is characterized in that: the utility model discloses a rubber tube conveying device, including frame (1), shower nozzle (41), two swing subassemblies (5) are corresponding two send rubber tube (4) respectively, swing subassembly (5) are used for controlling all shower nozzles (42) synchronous oscillation on corresponding send rubber tube (4), rotate on the one end that corresponding send rubber tube (4) is kept away from in shower nozzle (41) and be connected with shower nozzle (42), through the hose intercommunication between shower nozzle (42) and corresponding shower nozzle (41), be equipped with two swing subassemblies (5) in frame (1), two swing subassemblies (5).

3. The spraying device for the starch glue solution according to claim 2, which is characterized in that: the swing assembly (5) comprises a rack (51) movably arranged on the rack (1), a cylinder (52) driving the rack (51) to move back and forth, and a plurality of fan-shaped teeth (53) corresponding to the spray heads (42) on the corresponding rubber delivery pipes (4) one to one, wherein the fan-shaped teeth (53) are rotatably arranged on the spray pipes (41) where the corresponding spray heads (42) are arranged, the spray heads (42) are fixed on the corresponding fan-shaped teeth (53), and the rack (51) is meshed with all the fan-shaped teeth (53) on one side of the corresponding rubber delivery pipes (4).

4. The spraying device for the starch glue solution according to claim 1, which is characterized in that: the glue collecting device is characterized by further comprising a glue collecting groove (6) located below the two pressing rollers (2), a pressure screen (7) located below the glue collecting groove (6) and a glue storage groove (8) arranged at a glue solution outlet of the pressure screen (7), wherein a glue outlet communicated with an inlet of the pressure screen (7) is formed in the bottom of the glue collecting groove (6), and a driving pump for injecting glue solution into the two glue conveying pipes (4) is arranged on the glue storage groove (8).

5. The spraying device for the starch glue solution according to claim 4, which is characterized in that: receive gluey groove (6) and be hourglass hopper-shaped, the notch of receiving gluey groove (6) is the rectangle, and the notch of receiving gluey groove (6) extends along the length direction of compression roller (2).

6. The spraying device for the starch glue solution according to claim 4, which is characterized in that: receive to be equipped with a plurality of spray pipes (61) on gluey groove (6), a plurality of spray pipes (61) all are close to the notch of receiving gluey groove (6) and distribute in proper order around the notch of receiving gluey groove (6), the tip of spray pipe (61) is worn to establish from receiving gluey groove (6) lateral wall and is received gluey inslot (6) inside wall on, and spray pipe (61) that are in receiving gluey groove (6) all follow corresponding receipts gluey groove (6) inside wall towards the mouth setting of gluing of going out.

7. The spraying device for the starch glue solution according to claim 4, which is characterized in that: receive to be equipped with two baffle (9) on gluey groove (6), baffle (9) are the slope setting, and the one end of two baffle (9) is in respectively to receive gluey groove (6) and is close to on the both sides wall of two compression roller (2), and the other end of two baffle (9) is close to the downside of compression roller (2) circumference lateral wall of corresponding side respectively.