CN111248543A - A mask machine welding roller - Google Patents

Abstract

The invention discloses a welding roller of a mask machine, which comprises a middle body, a left end part and a right end part, wherein the middle body comprises a roller middle part and connecting parts which are respectively positioned at two ends of the roller middle part and can be used for nesting and connecting the left end part and the right end part, the roller middle part comprises cheek two-end edge sealing teeth capable of pressing edge sealing marks at two ends of a cheek in a mask, the left end part comprises lower jaw edge sealing teeth capable of pressing edge sealing marks at a lower jaw in the mask, and the right end part comprises nose wing edge sealing teeth capable of pressing edge sealing marks at a nose wing end in the mask. According to the welding roller of the mask machine, the welding roller is divided into the middle body, the left end part and the right end part according to the size and arrangement of the tooth shapes, compared with the traditional integrally formed structure, the production efficiency is high, when the welding roller is worn or the tooth shapes need to be replaced in the using process, the updating of products can be rapidly completed only by replacing the left end part, the right end part or the middle body, the maintenance is more convenient, and the resource utilization is more sufficient.

Description

A mask machine welding roller

【Technical field】

The invention relates to the technical field of mask machines, in particular to a welding roller for mask machines.

【Background technique】

The welding roller of the mask machine is a mold that heats the meltblown cloth for making masks by ultrasonic or other methods and then rolls them into one. It is an indispensable and important part in the production of masks.

In the prior art, the welding roller is integrally formed, and a four-axis engraving and milling machine is used to process the welding roller in layers. According to the requirements of the drawings, the material is removed layer by layer with a tool to finally form the required shape. For some tooth shapes, the size is relatively small. In some cases, it is difficult to process and form, and some need to modify the drawings to meet the requirements, the precision of the machine tool is very high, and the production efficiency is low. In addition, if the individual teeth of the integrally formed fusing roller wear out during use, the entire fusing roller will not be able to continue to be used, which is likely to cause waste of resources.

[Content of the invention]

The object of the present invention is to provide a mask machine welding roller, which solves the problems in the prior art that the mask machine welding roller has low production efficiency and the entire welding roller cannot be used continuously after individual tooth profile wear.

For solving the above problems, the present invention provides the following technical solutions:

A mask machine welding roller, comprising a middle body, a left end and a right end, the middle body includes a middle part of the roller and a connecting part that is respectively located at both ends of the middle part of the roller and can be nested and connected to the left end and the right end, the The middle part of the roller includes edge-sealing teeth at both ends of the cheeks that can press out the edge-sealing indentations at both ends of the cheeks in the mask; The part includes alar edging teeth that can press out the indentation of the alar end edging in the mask.

In the welding roller of the mask machine as described above, the left end and the right end are both provided with a center hole that is nested and matched with the outer surface of the connecting portion.

The above-mentioned mask machine welding roller, the left end is provided with a left connecting hole for the bolt to penetrate and connect the left end and the connecting part along the axial direction perpendicular to the central body, and the right end is provided with a bolt for the The right connecting hole penetrates and connects the right end portion and the connecting portion perpendicular to the axial direction of the middle body.

The mask machine welding roller as described above, the described left end is provided with a left bolt hole for bolts to penetrate and connect the left end and the middle of the roller along the axial direction parallel to the central body, and the described right end is provided with bolts along the The right bolt hole which penetrates and connects the right end part and the middle part of the roller parallel to the axial direction of the middle body.

In the mask machine welding roller described above, the two connecting parts of the middle body are respectively provided with fastening rings for locking the left end and the right end.

In the mask machine welding roller described above, the two ends of the middle of the roller are respectively provided with connecting keys for connecting the left end and the right end.

In the welding roller of the mask machine as described above, the edge-sealing teeth at both ends of the cheek include two sections of pressing teeth extending in the axial direction.

In the mask machine welding roller described above, the lower jaw edge-sealing teeth include several rows of pressing teeth that are close to the middle of the roller and extend in the circumferential direction.

The mask machine welding roller described above, the nose wing edge-sealing teeth include several rows of pressing teeth that are close to the middle of the roller and extend along the circumferential direction, and the middle of the nose wing edge-sealing teeth is provided with circumferentially extending and being milled. The nose bridge segment of the tooth.

The above-mentioned mask machine welding roller, its processing technology comprises the following steps:

1) The middle body of the welding roller is processed to form the middle part of the roller and the connecting parts which are located at both ends of the middle part of the roller and can be nested and connected to the left end and the right end;

2) The outer surfaces of the middle part, the left end part and the right end part of the welding roller are processed with tooth shape respectively, so that the outer peripheral surface is covered with pressing teeth;

3) According to the requirements, the outer peripheral surfaces of the middle, left end and right end of the welding roller are milled to remove excess pressing teeth;

4) Assemble the middle body, the left end and the right end of the fusion roller into one body;

5) Grinding and polishing the assembled welding roller.

Compared with the prior art, the present invention has the following advantages:

The welding roller of the mask machine provided by the present invention is divided into a middle body, a left end and a right end according to the size and arrangement of the tooth shape, and the outer surface of the welding roller can be processed with teeth respectively during production, so that the outer peripheral surface is covered with pressure Tooth, and then mill out the excess pressing teeth, and finally assemble the middle body, left end and right end into a whole. Compared with the traditional one-piece structure, it is necessary to use a four-axis engraving and milling machine to analyze different types of tooth shapes and types layer by layer. The complex engraving and milling is carried out in a tooth-shaped arrangement. The present invention can specifically treat the size and arrangement of the tooth-shape, and the production efficiency can be increased by five times. It not only has low processing difficulty and high production efficiency, but also has low equipment requirements It can be completed by using lathes, gear hobbing machines and milling machines; in addition, due to the split structure, when the welding roller is worn during use or other situations that need to be replaced, only the left end, right end or middle body needs to be replaced. The update of the product is completed quickly, and the parts that are not worn can continue to be used, making the maintenance of the welding roller more convenient and the utilization of resources more fully.

【Description of drawings】

FIG. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is a structural exploded diagram of an embodiment of the present invention.

FIG. 3 is a structural cross-sectional view of the first embodiment of the present invention.

FIG. 4 is a cross-sectional view of the structure of the second embodiment of the present invention.

FIG. 5 is a structural cross-sectional view of a third embodiment of the present invention.

FIG. 6 is a structural cross-sectional view of a fourth embodiment of the present invention.

7 is a schematic diagram of a mask produced by adopting an embodiment of the present invention.

【Detailed ways】

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Embodiment 1: Please refer to Figure 1, Figure 2, Figure 3 and Figure 7, this embodiment provides a mask machine welding roller.

This embodiment includes a middle body 1 , a left end portion 2 and a right end portion 3 . The middle body 1 includes a roller middle portion 11 and a connection located at both ends of the roller middle portion 11 for nested connection of the left end portion 2 and the right end portion 3 Part 12, the middle part 11 of the roller includes edge-sealing teeth 13 at both ends of the cheek that can press out the edge-sealing indentation at both ends of the cheek in the mask, and the left end 2 includes the lower jaw that can press out the edge-sealing indentation of the lower jaw in the mask The edge sealing teeth 21, the right end 3 includes the nose wing edge sealing teeth 31 that can press out the edge sealing indentation of the nose wing end in the mask.

The welding roller of the mask machine provided in this embodiment is divided into a central body, a left end and a right end according to the size and arrangement of the teeth, and the outer surface of the welding roller can be processed with teeth during production, so that the outer peripheral surface is covered with Press the teeth, then mill out the redundant ones, and finally assemble the middle body, the left end and the right end into a whole. Compared with the traditional one-piece structure, it is necessary to use a four-axis engraving and milling machine for different types of tooth shapes layer by layer. It can carry out complex engraving and milling according to the size and arrangement of the tooth shape, and the production efficiency can be increased by five times, not only the processing difficulty is low, the production efficiency is high, but also the equipment requirements are low. It only needs to use lathes, gear hobbing machines and milling machines; in addition, due to the split structure, when the welding roller wears out during use or needs to be replaced in other situations, only the left end, the right end or the middle body needs to be replaced. The product update can be completed quickly, and the parts that are not worn can continue to be used, making the maintenance of the fusion roller more convenient and the resource utilization more fully utilized.

Further, the left end portion 2 and the right end portion 3 are both provided with a central hole 4 that is nested and fitted with the outer surface of the connecting portion 12 . As shown in Figures 1-3, the left end 2 and the right end 3 are respectively nested and connected to the connecting part 12 through the central hole 4, so that the outer surfaces of the left end 2, the right end 3 and the middle part 11 of the roller after the nesting connection are pressed to the toothed roller. After pressing one circle, the corresponding edge marks can be formed on the mask.

Further, the edge-sealing teeth 13 at both ends of the cheek include two sections of pressing teeth extending in the axial direction. As shown in Figure 7, the edge sealing marks in the 71 area of the mask are formed by rolling and welding the edge sealing teeth 13 at both ends of the cheek.

Further, the lower jaw edge-sealing teeth 21 include several rows of pressing teeth that are close to the middle portion 11 of the roller and extend in the circumferential direction. As shown in FIG. 7 , the edge sealing marks in the area 72 in the mask are formed by rolling and welding the edge sealing teeth 21 of the lower jaw.

Further, the alar edging teeth 31 include several rows of pressing teeth that are close to the middle portion 11 of the roller and extend in the circumferential direction, and the middle portion of the alar edging teeth 31 is provided with a nose bridge that extends in the circumferential direction and is milled out of the pressing teeth. Paragraph 32. As shown in FIG. 7 , the edge sealing marks in the area 73 in the mask are formed by rolling and welding of the nose alar edge sealing teeth 31, wherein the milled nose bridge strip section 32 forms an indentation-free area 74 for placing the nose bridge strip.

Further, when the left end 2, the right end 3 and the middle body 1 are nested and matched, in order to make the left end 2, the right end 3 and the middle body 1 nested more closely, the left end 2 is provided with bolts along the The left connecting hole 22 penetrates and connects the left end 2 and the connecting part 12 perpendicular to the axial direction of the middle body 1 , and the right end 3 is provided with a bolt for penetrating and connecting the right end perpendicular to the axial direction of the middle body 1 3 and the right connecting hole 33 of the connecting part 12 . Through the connection of bolts, the tooth pattern of the left end, the right end and the middle body is not easily dislocated during use, which affects the fusion of the meltblown cloth of the mask. When it needs to be replaced, it can be easily disassembled and installed, which is convenient for maintenance.

The mask machine welding roller provided by the present embodiment, its processing technology comprises the following steps:

1) The middle body 1 of the welding roller is processed to form the middle part 11 of the roller and the connecting parts 12 located at both ends of the middle part 11 of the roller and can be nested and connected to the left end 2 and the right end 3;

2) The outer surfaces of the middle part 11, the left end part 2 and the right end part 3 of the welding roller are respectively subjected to tooth shape processing, so that the outer peripheral surface is covered with pressing teeth;

3) According to the requirements, the outer peripheral surfaces of the middle part 11, the left end part 2 and the right end part 3 of the welding roller are milled to remove the redundant pressing teeth;

4) Assemble the middle body 1, the left end 2 and the right end 3 of the welding roller into one body;

5) Grinding and polishing the assembled welding roller.

Further, in the above-mentioned step 3, after the redundant teeth are milled out of the middle part 11 of the roller, only two sections of edge-sealing teeth 13 at both ends of the cheeks extending in the axial direction are left. As shown in Figure 7, the edge sealing marks in the 71 area of the mask are formed by rolling and welding the edge sealing teeth 13 at both ends of the cheek.

Further, in the above-mentioned step 3, after milling the redundant teeth on the left end portion 2, only the lower jaw edge-sealing teeth 21 close to one end of the roller middle portion 11 and extending in the circumferential direction are left. As shown in FIG. 7 , the edge sealing marks in the area 72 in the mask are formed by rolling and welding the edge sealing teeth 21 of the lower jaw.

Further, in the step 3, after milling the excess teeth on the right end 3, leaving the alar edge-sealing teeth 31 close to one end of the roller middle part 11 and extending in the circumferential direction, and milling out the middle of the nose-wing edge-sealing teeth 31 as required The circumferentially extending pressing teeth form the nose bridge strip segment 32 . As shown in FIG. 7 , the edge sealing marks in the area 73 in the mask are formed by rolling and welding of the nose alar edge sealing teeth 31, wherein the milled nose bridge strip section 32 forms an indentation-free area 74 for placing the nose bridge strip.

Further, in the step 4, heat treatment is performed on the middle body 1, the left end 2 and the right end 3 of the welding roller before assembly. Heat treatment before assembly can increase the wear resistance of the tooth surface and make the welding roller more durable.

Further, in the step 4, the fitting precision between the middle body 1 and the left end 2 and the right end 3 is 10-20 μm, which means that the fitting is tighter and the quality is better.

Embodiment 2: Please refer to FIG. 4. Compared with Embodiment 1, when the left end 2 and the right end 3 are nested and matched with the middle body 1, the left end 2 is provided with bolts along the parallel The middle body 1 penetrates and connects the left end portion 2 and the left bolt hole 23 of the roller middle portion 11 in the axial direction. Right bolt hole 34 of roller middle 11.

Embodiment 3: Please refer to FIG. 5. Compared with Embodiment 1, when the left end 2 and the right end 3 are nested and matched with the middle body 1, the two connecting parts 12 of the middle body 1 There are fastening rings 5 for locking the left end portion 2 and the right end portion 3, respectively. The fastening ring 5 and the connecting part 12 can be connected by thread, and the left end 2 and the right end 3 can be locked by screwing the fastening ring 5, so that the left end 2 and the middle body 1 and the right end 3 and the middle body are connected. 1 is more suitable.

Embodiment 4: Please refer to FIG. 6. Compared with Embodiment 1, when the left end 2, the right end 3 and the middle body 1 are nested and matched in this embodiment, the two ends of the middle part 11 of the roller are respectively provided with available The connecting key 6 connecting the left end 2 and the right end 3. The left end 2 and the middle body 1 and the right end 3 and the middle body 1 are connected by connecting keys, and the connection structure is stable.

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

Claims (10)

1. a mask machine welding roller, is characterized in that: comprise middle part body (1), left end part (2) and right end part (3), the roller middle part (11) that described middle part body (1) comprises and are located in respectively. Both ends of the middle part of the roller (11) and the connecting part (12) for the nesting connection of the left end part (2) and the right end part (3); The edge-sealing teeth (13) at both ends of the cheek of the indentation, the left end portion (2) includes the lower jaw edge-sealing teeth (21) that can press out the lower jaw edge-sealing indentation in the mask, and the right end portion (3) includes The nose alar edge sealing teeth (31) of the nose edge edge sealing indentation in the mask can be pressed out. 2. mask machine welding roller according to claim 1, is characterized in that: described left end part (2) and right end part (3) are provided with the center hole ( 4). 3. The mask machine welding roller according to claim 1 is characterized in that: the left end portion (2) is provided with a bolt for penetrating and connecting the left end portion (2) along the axial direction perpendicular to the middle body (1) With the left connecting hole (22) of the connecting portion (12), the right end portion (3) is provided with a bolt for penetrating and connecting the right end portion (3) and the connecting portion ( 12) of the right connecting hole (33). 4. The mask machine welding roller according to claim 1, characterized in that: the left end portion (2) is provided with a bolt for penetrating and connecting the left end portion (2) along the axial direction parallel to the middle body (1) With the left bolt hole (23) of the middle part (11) of the roller, the right end part (3) is provided with a bolt for penetrating and connecting the right end part (3) and the middle part (3) of the roller along the axial direction parallel to the middle body (1). 11) of the right bolt hole (34). 5. The mask machine welding roller according to claim 1, characterized in that: the two connecting parts (12) of the middle body (1) are respectively provided with the left end (2) and the right end for locking (3) of the fastening ring (5). 6. mask machine welding roller according to claim 1, is characterized in that: described roller middle part (11) both ends are respectively provided with the connecting key (6) that can connect left end part (2) and right end part (3) ). 7. The mask machine welding roller according to claim 1, characterized in that: the edge-sealing teeth (13) at both ends of the cheek comprise two sections of pressing teeth extending in the axial direction. 8. The mask machine welding roller according to claim 1, characterized in that: the lower jaw edge-sealing teeth (21) comprise several rows of pressing teeth that are close to the middle portion (11) of the roller and extend in the circumferential direction. 9. The mask machine welding roller according to claim 1, characterized in that: the nose wing edge-sealing teeth (31) comprise several rows of pressing teeth that are close to the middle part (11) of the roller and extend in the circumferential direction, and the nose wings The middle part of the edge banding tooth (31) is provided with a nose bridge strip segment (32) which extends in the circumferential direction and is milled out of the pressing tooth. 10. mask machine welding roller according to claim 1, is characterized in that: its processing technique comprises the following steps: 1) Process the middle body (1) of the fusion roller to form the middle part (11) and the connecting parts (12) which are located at both ends of the middle part (11) and can be nested and connected to the left end (2) and the right end (3). ; 2) The outer surfaces of the middle part (11), the left end part (2) and the right end part (3) of the welding roller are respectively subjected to tooth shape processing, so that the outer peripheral surface is covered with pressing teeth; 3) According to the requirements, the outer peripheral surfaces of the middle part (11), the left end part (2) and the right end part (3) of the welding roller are milled to remove the excess pressing teeth; 4) Assemble the middle body (1), the left end (2) and the right end (3) of the welding roller into one body; 5) Grinding and polishing the assembled welding roller.

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