CN114654391A - Device and method for coating adhesive on curved surface coated abrasive tool - Google Patents

Device and method for coating adhesive on curved surface coated abrasive tool Download PDF

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Publication number
CN114654391A
CN114654391A CN202210266740.4A CN202210266740A CN114654391A CN 114654391 A CN114654391 A CN 114654391A CN 202210266740 A CN202210266740 A CN 202210266740A CN 114654391 A CN114654391 A CN 114654391A
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CN
China
Prior art keywords
glue
vacuum chuck
coated
curved surface
grinding tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210266740.4A
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Chinese (zh)
Inventor
黎宙瑛
张洪涛
罗超洪
罗进
黎骥
章莲
段忠烽
易敏
雷杜康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUBEI YULI ABRASIVE BELTS GROUP CO Ltd
Original Assignee
HUBEI YULI ABRASIVE BELTS GROUP CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HUBEI YULI ABRASIVE BELTS GROUP CO Ltd filed Critical HUBEI YULI ABRASIVE BELTS GROUP CO Ltd
Priority to CN202210266740.4A priority Critical patent/CN114654391A/en
Publication of CN114654391A publication Critical patent/CN114654391A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24DTOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D18/00Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
    • B24D18/0072Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using adhesives for bonding abrasive particles or grinding elements to a support, e.g. by gluing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/08Spreading liquid or other fluent material by manipulating the work, e.g. tilting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02Apparatus 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
    • B05C5/0208Apparatus 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 for applying liquid or other fluent material to separate articles

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Coating Apparatus (AREA)

Abstract

The invention belongs to the technical field of coated abrasive tools, and particularly relates to a device and a method for laminating a curved surface coated abrasive tool, which comprises a vacuum chuck, a rotating mechanism and a glue container for containing laminating glue; the vacuum chuck is used for adsorbing and fixing a curved surface grinding tool to be coated with the compound glue, and is connected with the rotating mechanism; the glue container is arranged above the vacuum chuck, a glue outlet pipe is arranged at the bottom of the glue container, and a glue outlet of the glue outlet pipe is opposite to the central position of the vacuum chuck. According to the invention, the curved surface grinding tool to be coated with the compound glue is adsorbed and fixed on the vacuum chuck in a vacuumizing mode, the glue outlet of the glue container filled with the compound glue is opposite to the central position of the surface to be coated with the compound glue of the curved surface grinding tool, the rotating mechanism is started to drive the curved surface grinding tool to rotate, a layer of compound glue is uniformly coated on the sand planting surface of the curved surface grinding tool by adopting a rotating and centrifuging method, the device is simple in structure, and the operation method is convenient.

Description

Glue coating device and method for curved surface coated abrasive tool
Technical Field
The invention belongs to the technical field of coated abrasive tools, and particularly relates to a device and a method for coating a curved surface coated abrasive tool with glue.
Background
The abrasive belt for coating abrasive tool sand paper is characterized in that sand is adhered to a base material, the paper and the cloth are flat, a pair of rollers for rubber coating are commonly used, the pressure between the pair of rollers is adjusted, the coating is extruded out from the space between convex and concave sand grains, a layer of glue is uniformly coated, and the sand grains are firmly adhered to the cloth and the paper. However, for curved surfaces which are not plane, the coating is not carried out at all by using a pair of rollers, and the coating is not even.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a device and a method for coating a layer of coating adhesive on a curved surface coated abrasive tool, which can realize uniform coating of a layer of coating adhesive on the curved surface coated abrasive tool, and have the advantages of simple device structure and convenient and fast operation method.
In order to achieve the purpose, the technical scheme of the invention is that the gluing device for the curved surface coated abrasive tool comprises a vacuum chuck, a rotating mechanism and a glue container for containing gluing glue; the vacuum chuck is used for adsorbing and fixing a curved surface grinding tool to be coated with the compound glue, and is connected with the rotating mechanism; the glue container is arranged above the vacuum chuck, a glue outlet pipe is arranged at the bottom of the glue container, and a glue outlet of the glue outlet pipe is opposite to the central position of the vacuum chuck.
Optimally, the rubber outlet pipe is provided with a regulating valve.
Optimally, the top surface of the vacuum chuck is in adsorption fit with the back surface of the surface to be coated with the compound glue of the curved surface grinding tool, and the shape of the top surface of the vacuum chuck is consistent with that of the back surface of the surface to be coated with the compound glue of the curved surface grinding tool.
Optimally, an infrared centering device is arranged on the glue container.
Further, the rotating mechanism comprises a frequency modulation motor and a speed reducer, and an output shaft of the frequency modulation motor is fixedly connected with a central shaft of the vacuum chuck through the speed reducer.
Optimally, the glue container is funnel-shaped.
The invention also provides a method for coating the curved surface grinding tool with glue, which comprises the following steps:
s1, adjusting the position of the glue container to enable the glue outlet of the glue outlet pipe to be opposite to the central position of the vacuum chuck;
s2, placing the curved surface grinding tool coated with the primer and the planting sand on a vacuum chuck, enabling the surface to be coated with the compound adhesive to be upward and the central position of the curved surface grinding tool to be opposite to the central position of the vacuum chuck, vacuumizing the vacuum chuck, and fixing the curved surface grinding tool on the vacuum chuck;
s3, starting a frequency modulation motor, and adjusting the rotating speed of the vacuum chuck to control the thickness of the compound adhesive layer;
and S4, opening an adjusting valve on the glue outlet pipe to adjust the glue flow, so that the laminating glue uniformly drips out, flows along a curve under the action of gravity and centrifugal force, finally splashes on the edge of the laminating surface to be coated, and a layer of laminating glue is uniformly coated on the laminating surface to be coated of the curved surface grinding tool.
Optimally, in step S1, the position of the glue container is adjusted so that the red dot emitted by the infrared centering device disposed on the glue container faces the central position mark of the vacuum chuck, and thus the glue outlet of the glue outlet tube faces the central position of the vacuum chuck.
Optimally, in step S3, the rotation speed of the vacuum chuck is 300-; the higher the rotating speed of the vacuum chuck is, the thinner the composite adhesive layer is; conversely, the lower the rotating speed of the vacuum chuck is, the thicker the compound adhesive layer is.
Further, the curved surface grinding tool is an outer curve coated grinding tool or an inner curve coated grinding tool.
Compared with the prior art, the invention has the following beneficial effects:
(1) the curved surface grinding tool to be coated with the compound glue is adsorbed and fixed on the vacuum chuck in a vacuumizing mode, the glue outlet of the glue container filled with the compound glue is opposite to the central position of the to-be-coated compound glue surface of the curved surface grinding tool, the rotating mechanism is started to drive the vacuum chuck and the curved surface grinding tool to rotate, and a layer of compound glue can be uniformly coated on the sand planting surface of the curved surface grinding tool by adopting a rotating and centrifuging method;
(2) the device has the advantages of simple structure, low cost, convenient and fast operation and high efficiency;
(3) the device and the method have wide application range, are suitable for the outer curve coated abrasive tool and the inner curve coated abrasive tool, and can also be used for the plane coated abrasive tool.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a device for coating a curved surface coated abrasive with glue according to an embodiment of the present invention;
in the figure: 1. a glue container; 2. discharging the rubber tube; 3. adjusting a valve; 4. a curved surface grinding tool; 5. and (4) a vacuum chuck.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1, the present embodiment provides a curved surface coated abrasive tool glue coating device, which includes a vacuum chuck 5, a rotating mechanism for driving a curved surface abrasive tool 4 to rotate, and a glue container 1 for containing glue coating glue; the vacuum chuck 5 is used for adsorbing and fixing the curved surface grinding tool 4 to be coated with the compound glue, and the vacuum chuck 5 is connected with the rotating mechanism; the glue container 1 is arranged above the vacuum chuck 5, a glue outlet pipe 2 is arranged at the bottom of the glue container 1, and a glue outlet of the glue outlet pipe 2 is opposite to the central position of the vacuum chuck 5. In the embodiment, the curved surface grinding tool 4 to be coated with the compound glue is coated with the primer and the planting sand, the planting sand surface of the curved surface grinding tool 4 is the surface to be coated with the compound glue, and the surface of the base material can be fixed on the vacuum chuck 5 in an absorption manner; the curved surface grinding tool 4 to be coated with the compound glue is fixed on the vacuum chuck 5 in a vacuum pumping mode in an adsorption mode, the glue outlet of the glue container 1 filled with the compound glue is opposite to the central position of the sand planting surface of the curved surface grinding tool 4, the rotating mechanism is started to drive the vacuum chuck 5 and the curved surface grinding tool 4 to rotate, and a layer of compound glue can be uniformly coated on the sand planting surface of the curved surface grinding tool 4 by adopting a rotating and centrifuging method.
According to the optimized embodiment, the rubber outlet pipe 2 is provided with the regulating valve 3. This embodiment is through setting up 3 control glue flow sizes of governing valve on going out the rubber tube 2, avoids appearing glue not enough or the surplus too much condition of gluing. The glue flow is properly adjusted according to the grinding material granularity adopted by the sand planting, the glue flow of the coarse-grained products needs to be adjusted to be larger, and the glue flow of the fine-grained products needs to be adjusted to be lower.
According to the optimized embodiment, the glue container 1 is connected with the moving mechanism, and the moving mechanism can drive the glue container 1 to move in the horizontal direction and the vertical direction, so that the glue outlet of the glue outlet pipe 2 is moved to a specified position, and the glue outlet device is suitable for curved surface grinding tools 4 to be coated with compound glue in various shapes and sizes; the moving mechanism can adopt a common device capable of realizing transverse, longitudinal and vertical movement.
In the above embodiment, the top surface of the vacuum chuck 5 is in adsorption fit with the back surface of the curved surface grinding tool 4 to be coated with the compound glue, and the shape of the top surface of the vacuum chuck 5 is consistent with the shape of the back surface of the curved surface grinding tool 4 to be coated with the compound glue. This embodiment can set up a plurality of suction holes on vacuum chuck 5's top surface for adsorb the base material face of fixed curved surface grinding apparatus 4, and vacuum chuck 5's top surface shape and size can all match with curved surface grinding apparatus 4's base material face, in order to guarantee the adsorption reliability. When the substrate surface of the curved surface grinding tool 4 is a curved surface, the top surface of the vacuum chuck 5 is also a curved surface and is matched with the shape and the size of the substrate surface, so that the substrate surface can be completely attached to the top surface of the vacuum chuck 5, and the curved surface grinding tool 4 is ensured to be stably adsorbed on the vacuum chuck 5; when the substrate surface of the curved surface grinding tool 4 is a plane, the top surface of the vacuum chuck 5 is also a plane.
Preferably, the vacuum chuck 5 is connected to a vacuum pump via a vacuum tube. After the top surface of the vacuum chuck 5 is contacted with the curved surface grinding tool 4, the vacuum chuck 5 is vacuumized through a vacuum pump, and the suction holes adsorb the curved surface grinding tool 4 under the vacuumizing action, so that the curved surface grinding tool 4 is fixed on the vacuum chuck 5, and the surface to be coated with the laminating adhesive faces upwards, and the laminating adhesive is conveniently carried out; after the glue coating is finished, the vacuum chuck 5 can be inflated by the vacuum pump, so that the curved surface grinding tool 4 can be conveniently taken down from the vacuum chuck 5.
Optimally, an infrared centering device is arranged on the glue container and comprises an infrared emitter, and the central position of the vacuum chuck 5 is marked in advance; the position of the glue container 1 is adjusted to ensure that the red point emitted by the infrared emitter is over against the central position mark of the vacuum chuck, thereby ensuring that the glue outlet of the glue outlet pipe 2 is over against the central position of the vacuum chuck 5.
Further, the rotating mechanism comprises a frequency modulation motor and a speed reducer, and an output shaft of the frequency modulation motor is fixed with a central shaft of the vacuum chuck 5 through the speed reducer. The vacuum chuck 5 of this embodiment has a center pin, and this center pin and frequency modulation motor's output shaft, realizes that frequency modulation motor rotates and drives vacuum chuck 5 and rotate, controls the rotational speed of vacuum chuck 5 and curved surface grinding apparatus 4 thereon through adjusting frequency modulation motor's rotational speed.
Preferably, said glue container 1 is funnel-shaped. As shown in fig. 1, the glue container 1 is funnel-shaped, and the small-diameter end is located below and connected with the glue outlet pipe 2, so that the glue in the glue container 1 can more completely enter the glue outlet pipe 2.
The embodiment also provides a method for coating the curved surface coated abrasive tool, which comprises the following steps:
s1, adjusting the position of the glue container 1 filled with the compound glue to ensure that the glue outlet of the glue outlet pipe 2 is opposite to the central position of the vacuum chuck 5;
s2, placing the curved surface grinding tool 4 coated with the primer and the planted sand on a vacuum chuck 5, enabling the surface to be coated with the compound glue to be upward and the central position of the surface to be coated with the compound glue of the curved surface grinding tool 4 to be over against the central position of the vacuum chuck 5, and vacuumizing the vacuum chuck 5 through a vacuum pump, so that the curved surface grinding tool 4 is fixed on the vacuum chuck 5;
s3, starting a frequency modulation motor, and adjusting the rotating speed of the vacuum chuck 5 according to the granularity of the grinding material adopted by the curved surface grinding tool 4 for sand planting so as to control the thickness of the compound adhesive layer;
s4, opening the adjusting valve 3 on the glue outlet pipe 2 to adjust the glue flow, so that the laminating glue uniformly drips out, flows along the curve under the action of gravity and centrifugal force, and finally splashes on the edge of the curved surface of the surface to be coated with the laminating glue, and a layer of laminating glue is uniformly coated on the surface to be coated with the laminating glue of the curved surface grinding tool 4.
Optimally, in step S1, the position of the glue container 1 filled with the glue is adjusted so that the red dot emitted by the infrared centering device disposed on the glue container 1 is aligned with the central position mark of the vacuum chuck, thereby ensuring that the glue outlet of the glue outlet tube is aligned with the central position of the vacuum chuck.
Optimally, in step S3, the rotation speed of the vacuum chuck 5 is 300-1000 rpm; the curved surface grinding tool 4 adopts different grinding material granularity for sand planting, the required compound glue layer thickness is different, and the thickness of the compound glue layer is controlled by the rotating speed of the vacuum chuck 5; specifically, the thinner the grinding particle size adopted by the curved surface grinding tool is, the higher the rotating speed of the vacuum chuck is, and the thinner the composite glue layer is; on the contrary, the thicker the grinding particle size of the curved surface grinding tool is, the lower the rotating speed of the vacuum chuck is, and the thicker the composite glue layer is.
Further, the curved surface grinding tool 4 is an outer curve coated grinding tool or an inner curve coated grinding tool, the outer curve coated grinding tool is a curved surface grinding tool for outer curve sand planting, and the inner curve coated grinding tool is a curved surface grinding tool for inner curve sand planting.
The device and the method of the embodiment have wide application range, are suitable for not only the outer curve coated abrasive tool but also the inner curve coated abrasive tool, and can also be used for the plane coated abrasive tool.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a curved surface coated abrasive tool rubberizing device which characterized in that: comprises a vacuum chuck, a rotating mechanism and a glue container for containing compound glue; the vacuum chuck is used for adsorbing and fixing a curved surface grinding tool to be coated with the compound glue, and is connected with the rotating mechanism; the glue container is arranged above the vacuum chuck, a glue outlet pipe is arranged at the bottom of the glue container, and a glue outlet of the glue outlet pipe is opposite to the central position of the vacuum chuck.
2. The apparatus of claim 1, wherein: and the glue outlet pipe is provided with a regulating valve.
3. The apparatus of claim 1, wherein: the top surface of the vacuum chuck is in adsorption fit with the back surface of the curved surface grinding tool surface to be coated with the compound glue, and the shape of the top surface of the vacuum chuck is consistent with that of the back surface of the curved surface grinding tool surface to be coated with the compound glue.
4. The apparatus of claim 1, wherein: an infrared centering device is arranged on the glue container.
5. The apparatus of claim 1, wherein: the rotating mechanism comprises a frequency modulation motor and a speed reducer, and an output shaft of the frequency modulation motor is fixedly connected with a central shaft of the vacuum chuck through the speed reducer.
6. The apparatus of claim 1, wherein: the glue container is funnel-shaped.
7. A method for coating adhesive on a curved surface coated abrasive tool is characterized by comprising the following steps:
s1, adjusting the position of the glue container to enable the glue outlet of the glue outlet pipe to be opposite to the central position of the vacuum chuck;
s2, placing the curved surface grinding tool coated with the primer and the planting sand on a vacuum chuck, enabling the surface to be coated with the compound adhesive to be upward and the central position of the curved surface grinding tool to be opposite to the central position of the vacuum chuck, vacuumizing the vacuum chuck, and fixing the curved surface grinding tool on the vacuum chuck;
s3, starting a frequency modulation motor, and adjusting the rotating speed of the vacuum chuck to control the thickness of the compound adhesive layer;
and S4, opening an adjusting valve on the glue outlet pipe to adjust the glue flow, so that the laminating glue uniformly drips out, flows along a curve under the action of gravity and centrifugal force, finally splashes on the edge of the laminating surface to be coated, and a layer of laminating glue is uniformly coated on the laminating surface to be coated of the curved surface grinding tool.
8. The method of claim 7, wherein the step of applying the coating to the curved coated abrasive comprises: in step S1, the position of the glue container is adjusted so that the red point emitted by the infrared centering device disposed on the glue container faces the central position mark of the vacuum chuck, thereby causing the glue outlet of the glue outlet tube to face the central position of the vacuum chuck.
9. The method of claim 7, wherein the step of applying the coating to the curved coated abrasive comprises: in step S3, the rotation speed of the vacuum chuck is 300-1000 rpm; the higher the rotating speed of the vacuum chuck is, the thinner the composite adhesive layer is; conversely, the lower the rotating speed of the vacuum chuck is, the thicker the compound adhesive layer is.
10. The method of claim 7, wherein the step of applying the coating to the curved coated abrasive comprises: the curved surface grinding tool is an outer curve coated grinding tool or an inner curve coated grinding tool.
CN202210266740.4A 2022-03-18 2022-03-18 Device and method for coating adhesive on curved surface coated abrasive tool Pending CN114654391A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210266740.4A CN114654391A (en) 2022-03-18 2022-03-18 Device and method for coating adhesive on curved surface coated abrasive tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210266740.4A CN114654391A (en) 2022-03-18 2022-03-18 Device and method for coating adhesive on curved surface coated abrasive tool

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CN114654391A true CN114654391A (en) 2022-06-24

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1208945A1 (en) * 2000-11-22 2002-05-29 Werkstoff- und Wärmebehandlungstechnik Listemann AG Method for applying particles on a substrate
CN102642183A (en) * 2012-04-19 2012-08-22 浙江工业大学 Manufacture device of abrasive particle soft consolidation air pressure grinding wheel
CN105396754A (en) * 2015-12-07 2016-03-16 天津中环半导体股份有限公司 Glue coating device for automatic silicon wafer spin coater
CN210079866U (en) * 2019-05-22 2020-02-18 王有生 Spraying and gluing equipment for abrasive cloth abrasive paper roll
CN210632371U (en) * 2019-08-24 2020-05-29 杭州永杰研磨材料有限公司 Sand paper gluing device
CN113967880A (en) * 2021-11-12 2022-01-25 江苏启航研磨科技有限公司 Sand paper production is with spreading machine that has rapid-curing cutback function

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1208945A1 (en) * 2000-11-22 2002-05-29 Werkstoff- und Wärmebehandlungstechnik Listemann AG Method for applying particles on a substrate
CN102642183A (en) * 2012-04-19 2012-08-22 浙江工业大学 Manufacture device of abrasive particle soft consolidation air pressure grinding wheel
CN105396754A (en) * 2015-12-07 2016-03-16 天津中环半导体股份有限公司 Glue coating device for automatic silicon wafer spin coater
CN210079866U (en) * 2019-05-22 2020-02-18 王有生 Spraying and gluing equipment for abrasive cloth abrasive paper roll
CN210632371U (en) * 2019-08-24 2020-05-29 杭州永杰研磨材料有限公司 Sand paper gluing device
CN113967880A (en) * 2021-11-12 2022-01-25 江苏启航研磨科技有限公司 Sand paper production is with spreading machine that has rapid-curing cutback function

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