CN215088401U

CN215088401U - Coating knife edge of solvent-free coating machine

Info

Publication number: CN215088401U
Application number: CN202120011822.5U
Authority: CN
Inventors: 吴春玉
Original assignee: Hefei Guanyi Coated Fabrics Co ltd
Current assignee: Hefei Guanyi Coated Fabrics Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-12-10
Anticipated expiration: 2031-01-05

Abstract

The utility model relates to the technical field of coating machines, and discloses a coating knife edge of a solvent-free coating machine, which comprises an outer shell, wherein a first guide roller, a second guide roller and a roller knife are respectively and movably arranged in the outer shell from bottom to top, a heating layer is arranged in the roller knife, so that the heating layer is electrified when the equipment works, the heating layer generates heat, and the temperature of slurry on the outer surface of the roller knife is maintained, therefore, the slurry cannot be solidified due to the temperature maintenance provided by the heating layer in the working process of the whole equipment, a top slurry box is arranged above the roller knife, the slurry can be continuously conveyed to the outer surface of the roller knife, and the slurry coated on the uneven surface of the slurry on the surface of the roller knife cannot be adhered when the roller knife rotationally extrudes the cloth, the flatness of coating the sizing agent on the cloth is ensured, and the quality of the finished product at the later stage is improved.

Description

Coating knife edge of solvent-free coating machine

Technical Field

The utility model relates to a coating machine technical field specifically is a coating edge of a knife of solventless coating machine.

Background

The existing leather needs to be coated with sizing agent on the surface of cloth and then fixed to form outer leather in the production process, along with the gradual enhancement of environmental awareness of people, sizing agent without solvent replaces sizing agent with solvent gradually, the existing sizing agent for coating is carried out by adopting a special coating machine, but the existing coating machine has some problems in the production process:

the existing coating machine pours excessive slurry into the cloth guided by the lower guide roller, and then uses the coating roller knife above the guide roller to limit the thickness of the slurry, but because of the material influence of the existing solvent-free slurry, the slurry can be hardened to a certain extent in a short time after the mixing reaction, and the influence of the ambient temperature and the low temperature of the roller knife, the slurry can be hardened more quickly after contacting the roller knife, once the slurry is hardened, the thickness limit effect of the roller knife on the surface of the cloth can be influenced, so that the place with hardened particles is sunken, the slurry on the surface of the cloth is not even when being coated, therefore, the equipment needs to be stopped for a while, the surface hardened particles of the roller knife are treated, and the stop treatment can further harden the unused slurry, the slurry is wasted, and the slurry on the surface of the cloth coated with the slurry but not entering the oven is hardened during the shutdown, so that uneven particles are generated on the hardened slurry of the part of the subsequent restarting machine, and the produced leather is rejected due to the unqualified quality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a following technical scheme: a coating knife edge of a solvent-free coating machine comprises a shell, wherein a first guide roller, a second guide roller and a roller knife are respectively and movably mounted in the shell from bottom to top, side plates are respectively and fixedly mounted between the front surface and the back surface of the middle part of the right side of the shell, an inclined plate is fixedly mounted between the two side plates, a top slurry box is fixedly mounted in the shell upper surface, a feeding hopper is fixedly mounted above the right side of the top slurry box, a lower conveying pipe is fixedly connected below the top slurry box, and an adjusting device is movably mounted below the right side of the lower conveying pipe;

the adjusting device comprises a transverse plate fixedly installed below the right side of the lower conveying pipe, a high-precision hydraulic rod is fixedly installed on the lower surface of the transverse plate, a connecting block is fixedly connected to the bottom end of the high-precision hydraulic rod, a sliding plate is fixedly installed at the left end of the connecting block, and a protecting block is fixedly installed at the bottom end of the sliding plate.

Preferably, a heating layer is fixedly mounted inside the roller knife and close to the outer wall, and the working power supply of the heating layer is switched on when the equipment works.

Preferably, the bottom end of the left side of the lower conveying pipe is not in contact with the outer surface of the roller cutter, a certain gap is formed between the bottom end of the left side of the lower conveying pipe and the outer surface of the roller cutter, and the bottom of the left side of the lower conveying pipe is located on a vertical line where the circle center of the roller cutter is located.

Preferably, the slide plate is in sealed close sliding contact with the outer surface of the down-feed pipe, and the upper end of the slide plate does not exceed the bottom of the right side of the down-feed pipe when the slide plate is moved to the lowermost end.

Preferably, the protection block is made of rubber.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this coating edge of a knife of solvent-free coating machine, internally mounted through at the roller sword has the zone of heating, can make equipment in the during operation with zone of heating circular telegram, make the zone of heating generate heat, the thick liquids on the roller sword surface carry out the temperature and maintain, the thick liquids maintain owing to the temperature that the zone of heating provided in the course of the work of whole equipment like this, the condition that just can not take place to solidify, and be provided with top thick liquids case in the top of roller sword, can last carry the thick liquids to the roller sword surface, can guarantee like this that the roller sword surface has thick liquids all the time, thereby just can not take place the thick liquids that the unevenness bonding cloth surface of roller sword surface thick liquids had been applied paint when the roller sword carries out rotatory extrusion to the cloth, the roughness that the thick liquids were applied paint on the cloth has been guaranteed, improve the off-the-shelf quality.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a first guide roller; 3. a second guide roller; 4. a roller cutter; 5. a side plate; 6. a sloping plate; 7. a top slurry tank; 8. a feed hopper; 9. a lower conveying pipe; 10. a heating layer; 11. an adjustment device; 111. a transverse plate; 112. a high-precision hydraulic rod; 113. connecting blocks; 114. a sliding plate; 115. and (5) protecting the block.

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.

Referring to fig. 1-3, a coating knife edge of a solvent-free coating machine comprises a shell 1, wherein a first guide roller 2, a second guide roller 3 and a roller knife 4 are respectively and movably installed inside the shell 1 from bottom to top, a side plate 5 is respectively and fixedly installed between the front surface and the back surface of the middle part of the right side of the shell 1, an inclined plate 6 is fixedly installed between the two side plates 5, a top slurry box 7 is fixedly installed inside the upper surface of the shell 1, a feed hopper 8 is fixedly installed above the right side of the top slurry box 7, a lower conveying pipe 9 is fixedly connected below the top slurry box 7, and an adjusting device 11 is movably installed below the right side of the lower conveying pipe 9;

the adjusting device 11 comprises a transverse plate 111 fixedly installed below the right side of the lower conveying pipe 9, a high-precision hydraulic rod 112 is fixedly installed on the lower surface of the transverse plate 111, a connecting block 113 is fixedly connected to the bottom end of the high-precision hydraulic rod 112, a sliding plate 114 is fixedly installed at the left end of the connecting block 113, and a protective block 115 is fixedly installed at the bottom end of the sliding plate 114.

Wherein, the inside zone of heating 10 that is close to outer wall fixed mounting of roller sword 4, zone of heating 10 is the switch-on at its working power supply of equipment during operation, can guarantee roller sword 4 surface through being provided with zone of heating 10 in roller sword 4 like this and maintain the uniform temperature all the time to the inside thick liquids of conveyer pipe 9 can not take place the condition of condensing under the assurance, also guarantees that the thick liquids on cloth surface can not receive ambient temperature's influence when applying paint with a brush, has improved the quality of applying paint with a brush.

Wherein, the left bottom of under delivery pipe 9 does not contact and have certain clearance between the two with roller sword 4 outer surface, the left bottom of under delivery pipe 9 is located roller sword 4 centre of a circle place vertical line, like this though there is certain clearance between under delivery pipe 9 and the roller sword 4, owing to receive the effect of roller sword 4 rotation and the injecing of under delivery pipe 9 left side position, the inside thick liquids of under delivery pipe 9 can not follow the left side trickling of roller sword 4 down, and this clearance can guarantee that the thick liquids that roller sword 4 is stained with on the surface can not be scraped by under delivery pipe 9 outside, further avoid unnecessary thick liquids to drip the surface of the cloth that has accomplished the brush application, guarantee the quality of leather.

The sliding plate 114 is in close sliding contact with the outer surface of the lower conveying pipe 9 in a sealing mode, and the upper end of the sliding plate 114 does not exceed the bottom of the right side of the lower conveying pipe 9 when the sliding plate 114 moves to the lowest end, so that the slurry inside the lower conveying pipe 9 can be prevented from being leaked, the slurry layer adhered to the surface of the roller cutter 4 can be controlled, the phenomenon that the slurry on the surface of cloth is uneven due to the fact that partial slurry is adhered when the slurry on the surface of cloth is limited by the roller cutter 4 is avoided, and the quality of leather is guaranteed.

Wherein, the protection block 115 is made of rubber, so that when the equipment is stopped or finishes working, the high-precision hydraulic rod 112 can apply a slight excessive force to press the outer surface of the roller cutter 4, thereby avoiding the slurry in the high-precision hydraulic rod from leaking outside when the equipment is stopped, and showing the practicability of the equipment.

The working principle is as follows: when the device is used, the cloth is guided and guided to the second guide roller 3 from the first guide roller 2, sufficient slurry is filled into the top slurry box 7 through the feed hopper 8, the slurry flows into the lower conveying pipe 9 through the top slurry box 7, the roller cutter 4 is driven by external drive to rotate in the opposite direction of the second guide roller 3, then the high-precision hydraulic rod 112 is started, the high-precision hydraulic rod 112 drives the connecting block 113 to ascend, the connecting block 113 drives the sliding plate 114 and the protecting block 115 to ascend, so that the distance between the protecting block 115 and the outer surface of the roller cutter 4 is opened, the slurry can be uniformly attached to the outer surface of the roller cutter 4 under the limiting action of the protecting block 115 along with the rotation of the roller cutter 4, then the slurry is mixed with the slurry on the cloth guided on the second guide roller 3, the thickness of the slurry on the surface of the cloth is controlled at the same time, and the heating layer 10 is always in an electrified state in the whole process, thereby continuously heating and maintaining the temperature of the outer surface of the roller knife 4 and avoiding the slurry from being condensed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In addition, in the drawings of the present invention, the filling pattern is only for distinguishing the pattern layer, and is not limited to any other pattern.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A coating blade of a solventless coater comprising a housing (1), characterized in that: the automatic feeding device is characterized in that a first guide roller (2), a second guide roller (3) and a roller cutter (4) are movably mounted in the shell (1) from bottom to top respectively, side plates (5) are fixedly mounted between the front and the back of the middle part of the right side of the shell (1) respectively, an inclined plate (6) is fixedly mounted between the two side plates (5), a top slurry box (7) is fixedly mounted in the shell (1), a feeding hopper (8) is fixedly mounted above the right side of the top slurry box (7), a lower conveying pipe (9) is fixedly connected below the top slurry box (7), and an adjusting device (11) is movably mounted below the right side of the lower conveying pipe (9);

adjusting device (11) contain diaphragm (111) of fixed mounting below under delivery pipe (9) right side, the lower surface fixed mounting of diaphragm (111) has high accuracy hydraulic stem (112), the bottom fixed connection of high accuracy hydraulic stem (112) has connecting block (113), the left end fixed mounting of connecting block (113) has sliding plate (114), the bottom fixed mounting of sliding plate (114) has protection piece (115).

2. The coating blade of a solventless coater according to claim 1, wherein: the inside outer wall fixed mounting that is close to of roller sword (4) has zone of heating (10), zone of heating (10) its working power supply is put through when equipment work.

3. The coating blade of a solventless coater according to claim 1, wherein: the bottom end of the left side of the lower conveying pipe (9) is not in contact with the outer surface of the roller cutter (4), a certain gap is formed between the bottom end of the left side of the lower conveying pipe and the roller cutter (4), and the bottom of the left side of the lower conveying pipe (9) is located on a vertical line where the circle center of the roller cutter (4) is located.

4. The coating blade of a solventless coater according to claim 1, wherein: the sliding plate (114) is in sealed close sliding contact with the outer surface of the lower conveying pipe (9), and the upper end of the sliding plate (114) does not exceed the bottom of the right side of the lower conveying pipe (9) when the sliding plate (114) moves to the lowest end.

5. The coating blade of a solventless coater according to claim 1, wherein: the protection block (115) is made of rubber.