CN111280530B

CN111280530B - Mask production line

Info

Publication number: CN111280530B
Application number: CN202010285160.0A
Authority: CN
Inventors: 虞荣华; 陈宝华; 莫曰明
Original assignee: Taizhou Beiping Machine Tool Co ltd
Current assignee: Beiping machine tool (Zhejiang) Co.,Ltd.
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-07-23
Anticipated expiration: 2040-04-13
Also published as: CN111280530A

Abstract

The invention provides a mask production line, and belongs to the technical field of machinery. It has solved the not good problem of current production line efficiency. This gauze mask production line includes cloth unwinding mechanism, the frame and from the past set gradually long limit butt fusion mechanism of gauze mask and gauze mask minor face butt fusion mechanism in the frame backward, long limit butt fusion mechanism of gauze mask includes long limit butt fusion roller, gauze mask minor face butt fusion mechanism includes a pair of input circle roller one, be equipped with ear area forming mechanism between long limit butt fusion mechanism of gauze mask and the gauze mask minor face butt fusion mechanism, ear area forming mechanism includes the hobbing roller, circumference distributes on the hobbing roller has a pair of cutting edge that is used for the shaping ear area, the hobbing roller below is equipped with the compression roller side by side, form passageway one between compression roller and the hobbing roller, the compression roller position is higher than input circle roller one and makes between two input circle rollers one of elasticity non-woven fabrics slope input from passageway one, hobbing roller and compression roller all rotate with the frame to be connected, be equipped with in the frame and be used for driving hobbing roller and compression roller pivoted actuating mechanism simultaneously. This gauze mask production line is efficient.

Description

Mask production line

Technical Field

The invention belongs to the technical field of machinery, and relates to a mask production line.

Background

The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like.

The existing flat mask machine generally comprises a cloth unwinding mechanism, a folding mechanism, a nose bridge strip cutting and conveying mechanism, a welding and shearing mechanism and an ear band welding mechanism.

The existing mask machine has the following problems: 1. the ear is machined and molded by the existing extra production line and is welded with the mask body, the whole mechanism is complicated and long, and the production efficiency is greatly influenced; 2. because the whole mechanism is complicated and long, great manpower is spent on debugging the machine, and the maintenance at the later stage are also very troublesome, thereby occupying great production space.

Disclosure of Invention

The invention aims to provide a mask production line aiming at the problems in the prior art, and solves the technical problem of how to improve the processing efficiency.

The purpose of the invention can be realized by the following technical scheme: a mask production line comprises a cloth unwinding mechanism, a rack, and a mask long-edge fusion mechanism and a mask short-edge fusion mechanism which are sequentially arranged on the rack from front to back, wherein the mask long-edge fusion mechanism comprises a long-edge fusion roller, and the mask short-edge fusion mechanism comprises a pair of input round rollers I, and is characterized in that an ear band forming mechanism is arranged between the mask long-edge fusion mechanism and the mask short-edge fusion mechanism and comprises a rolling cutting roller, the axis of the rolling cutting roller is parallel to the axis of the input round rollers, a pair of blades for forming the ear bands are circumferentially distributed on the rolling cutting roller, the lengths of the blades extend along the circumferential direction of the rolling cutting roller, a compression roller is arranged below the rolling cutting roller in parallel, a first channel for clamping and conveying elastic non-woven fabrics is formed between the compression roller and the rolling cutting roller, the position of the compression roller is higher than that of the input round rollers I, so that the elastic non-woven fabrics discharged from the first channel are obliquely input between the first input round rollers I, the roll cutting roller and the press roller are rotatably connected with the frame, and the frame is provided with a driving mechanism for driving the roll cutting roller and the press roller to rotate around the axis of the roll cutting roller and the press roller.

The using process is as follows: the elastic non-woven fabric is sent into in the cloth unwinding mechanism toward the passageway one, and the roller passes through the ear area that two symmetries set up of cutting out one-time on the elastic non-woven fabric of cutting out through the cutting edge, and then the ear area is followed the elastic non-woven fabric and is imported into the oral cavity minor face butt fusion mechanism together, makes ear area and minor face butt fusion go on simultaneously to effectively omit follow-up shaping of ear area, butt fusion step, can effectively improve production capacity and efficiency, realize high-speed mass production.

In the mask production line, a pair of input round rollers II is arranged on the front side of the roll cutting roller, the two input round rollers II are arranged in parallel up and down, a channel II for clamping and conveying elastic non-woven fabrics is formed between the two input round rollers II, the channel II and the channel I are arranged in parallel, the two input round rollers II are both rotatably connected with the frame, and the two input round rollers II are driven by the driving mechanism to rotate. Two input round rollers II which are arranged up and down in parallel are arranged, so that the elastic non-woven fabric can enter the channel I more stably, and the cutting precision and stability of the ear belt are improved.

In the mask production line, a guide roller is arranged between the compression roller and the second input round roller positioned below the compression roller, the guide roller and the second input round roller are arranged in parallel, the guide roller is rotatably connected with the rack, and the guide roller is driven by the driving mechanism to rotate.

In the mask production line, the driving mechanism comprises a motor fixed on the frame, the motor is connected with the compression roller through a coupler, and the compression roller, the rolling cutting roller, the guide roller and the two input round rollers are sequentially meshed and connected through gears. By adopting the design, the device has the advantages of simple structure and convenience in assembly.

As another scheme, in the mask production line, the driving mechanism comprises three motors fixed on the frame, the two input round rollers are connected through a first gear pair, the hobbing roller and the pressing roller are connected through a second gear pair, and the three motors respectively drive the pressing roller, the guide roller and one of the input round rollers to rotate.

In the mask production line, the motor is a servo motor. The servo motor can generate adaptive torque force and current change according to the cloth change so as to more stably realize the cutting of the ear belt.

In foretell gauze mask production line, sliding connection has two bearing frames in the frame, and the bearing frame can slide from top to bottom, rolls and cuts roller both ends and rotate with two bearing frames respectively and be connected, and the equal vertical spring that is equipped with of upside and the downside of bearing frame, the both ends that two springs are close to all support and press on the bearing frame, and the both ends that two springs kept away from all support and press in the frame. The bearing seat is supported by the two springs, so that the rolling and cutting roller can realize lifting and floating, the stretching deformation and the vibration generated when the elastic non-woven fabric runs at a high speed are buffered, the cutting stability and the cutting precision of the ear belt are further improved, and the processing quality of products is improved.

In foretell gauze mask production line, the bearing frame be squarely, be equipped with in the frame along the spout that hobbing roller axial runs through, and spout upside opening, spout shape and size all match with hobbing roller, the frame includes the baffle that the level set up, baffle, spout and bearing frame three the same and position one-to-one in quantity, the bearing frame slides and sets up in the spout that corresponds, and the both ends that two springs were kept away from support respectively and press on spout diapire and baffle.

In foretell gauze mask production line, the baffle on have along the screw hole that vertical direction runs through the setting, the spiro union has the regulation pole in the screw hole, the upside of bearing frame is equipped with the blind hole just right with the regulation pole, adjust the pole upper end and stretch out the screw hole, adjust the pole lower extreme and extend to in the blind hole and support and press on the blind hole diapire, the spring housing that is in the upside is established outside adjusting the pole. The rotating adjusting rod can adjust the compression amount of the spring so as to better match different cloth materials, and further improve the processing quality.

In foretell gauze mask production line, adjust the pole upper end and link firmly the hand wheel to the rotatory regulation pole of being convenient for.

Compared with the prior art, the mask production line has the following advantages:

1. in this production line, the shaping and the long limit butt fusion process of elasticity non-woven fabrics ear area go on in step, and simultaneously, ear area and minor face butt fusion are gone on simultaneously again, like this alright effectively leave out follow-up shaping of ear area and butt fusion step, can effectively improve output and efficiency, realize high-speed mass production.

2. The bearing seat is supported by the two springs, so that the rolling and cutting roller can realize lifting and floating, the stretching deformation and the vibration generated when the elastic non-woven fabric runs at a high speed are buffered, the cutting stability and the cutting precision of the ear belt are further improved, and the processing quality of products is improved.

3. Set up the ear area forming mechanism who is used for shaping elasticity non-woven fabrics ear area between long limit butt fusion mechanism of gauze mask and gauze mask minor face butt fusion mechanism to replace current and tedious elasticity rope ear area shaping butt fusion mechanism, both can effectively simplify the structure, with the manpower that reduces machine debugging, maintenance and maintenance cost, can reduce the space again and occupy.

Drawings

Fig. 1 is a schematic view of the structure of a mask production line.

Fig. 2 is a schematic view of the position structure of the ear belt forming mechanism.

Fig. 3 is a schematic view of the installation structure of the hobbing roller.

Fig. 4 is an enlarged schematic view of a structure at a in fig. 3.

Fig. 5 is a schematic view of the structure of the roll cutting roll.

Fig. 6 is a schematic view of the roll cutting roller in another direction.

In the figure, 1, a cloth unwinding mechanism; 2. a mask long edge welding mechanism; 2a, a long-side welding roller; 3. a mask short edge welding mechanism; 3a, inputting a first round roller; 4. a roll cutting roller; 4a, a blade; 5. a compression roller; 6. a frame; 6a, a baffle plate; 7. inputting a round roller II; 8. a guide roller; 9. a motor; 10. a coupling; 11. a bearing seat; 11a, blind holes; 12. a spring; 13. adjusting a rod; 14. a handwheel.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, the mask production line generally comprises four major parts, namely a cloth unwinding mechanism 1, a mask processing main body, a numerical control system and a finished product conveying line. Wherein, cloth unwinding mechanism 1 and finished product supply line are prior art, do not describe here in detail, and in this embodiment, four rolls of cloth can be placed to cloth unwinding mechanism 1, and one of them volume of cloth is elasticity non-woven fabrics, and three rolls of cloth are three kinds of basic cloth that are used for producing the gauze mask respectively in addition.

The mask processing main body comprises a rack 6 and a cloth sequential flattening stacking mechanism, a shaping mechanism, a folding mechanism, a nose bridge strip cutting and transporting mechanism and a rolling welding edge sealing mechanism which are all arranged on the rack 6, wherein the cloth sequential flattening stacking mechanism, the shaping mechanism, the folding mechanism and the nose bridge strip cutting and transporting mechanism are all in the prior art, and detailed description is omitted here. Roll butt fusion banding mechanism includes the long limit butt fusion mechanism 2 of gauze mask, ear tape forming mechanism, gauze mask minor face butt fusion mechanism 3 and the gauze mask shutdown mechanism that set gradually from the front backward, and wherein, the long limit butt fusion mechanism 2 of gauze mask, gauze mask minor face butt fusion mechanism 3 and gauze mask shutdown mechanism all are prior art, do not describe here in detail.

Specifically, as shown in fig. 2, 5 and 6, the mask long-edge welding mechanism 2 includes a long-edge welding roller 2 a; the mask short edge welding mechanism 3 comprises a pair of input round rollers 3a, and the two input round rollers 3a are arranged in parallel up and down; the ear belt forming mechanism comprises a hobbing roller 4, the axis of the hobbing roller 4 is parallel to the axis of a first input round roller 3a, a pair of blades 4a used for forming the ear belt are circumferentially distributed on the hobbing roller 4, the length of each blade 4a extends along the circumferential direction of the hobbing roller 4, a compression roller 5 is arranged below the hobbing roller 4 in parallel, a first channel used for clamping and conveying elastic non-woven fabrics is formed between the compression roller 5 and the hobbing roller 4, the position of the compression roller 5 is higher than that of the first input round roller 3a above the compression roller so that the elastic non-woven fabrics discharged from the first channel are obliquely input between the first input round rollers 3a, the hobbing roller 4 and the compression roller 5 are rotatably connected with a rack 6, and a driving mechanism used for driving the hobbing roller 4 and the compression roller 5 to rotate around the axes of the rack 6 is arranged on the rack 6. The using process is as follows: the elastic non-woven fabric is sent into in the first passageway of cloth unwinding mechanism 1, and the roller passes through cutting edge 4a and once only cuts out the ear area that two symmetries set up on the elastic non-woven fabric, and then the ear area is exported into gauze mask minor face butt fusion mechanism 3 along with the elastic non-woven fabric together, makes ear area and minor face butt fusion go on simultaneously to effectively omit follow-up shaping of ear area, butt fusion step, can effectively improve production capacity and efficiency, realize high-speed mass production.

Further, a pair of second input round rollers 7 is arranged on the front side of the hobbing roller 4, the second input round rollers 7 are arranged in parallel up and down, a second channel for clamping and conveying elastic non-woven fabrics is formed between the second input round rollers 7, the second channel and the first channel are arranged in parallel, and the second input round rollers 7 are both rotatably connected with the rack 6. A guide roller 8 is arranged between the press roller 5 and the second input round roller 7 positioned below, the guide roller 8 and the second input round roller 7 are arranged in parallel, the guide roller 8 is rotatably connected with the rack 6, and the guide roller 8 and the second input round rollers 7 are driven by a driving mechanism to rotate. Through setting up the deflector roll 8 and two input round rollers 7 that set up side by side from top to bottom, make elasticity non-woven fabrics more steadily enter into passageway one to improve the precision and the stability of ear area cutting.

In this embodiment, the driving mechanism includes a motor 9 fixed on the frame 6, the motor 9 is connected with the press roll 5 through a coupling 10, and the press roll 5, the hobbing roll 4, the guide roll 8 and the two input round rolls 7 are sequentially meshed and connected through gears. Naturally, it is also possible to adopt a mode that the driving mechanism comprises three motors 9 fixed on the rack 6, the two input round rollers 7 are connected through a first gear pair, the hobbing roller 4 is connected with the pressing roller 5 through a second gear pair, and the three motors 9 respectively drive the pressing roller 5, the guide roller 8 and one of the input round rollers 7 to rotate. Preferably the motor 9 is of the type servo motor. The servo motor can generate adaptive torque force and current change according to the cloth change so as to more stably realize the cutting of the ear belt.

The connection mode of the rolling cutting roller 4 and the frame 6 is as follows:

as shown in fig. 3 and 4, two bearing blocks 11 are slidably connected to the frame 6, and the bearing blocks 11 can slide up and down. Two ends of the roll cutting roller 4 are rotatably connected with the two bearing seats 11 respectively, springs 12 are vertically arranged on the upper side and the lower side of each bearing seat 11, two adjacent ends of the two springs 12 are pressed on the bearing seats 11, and two ends, far away from each other, of the two springs 12 are pressed on the rack 6. The bearing seat 11 is supported by two springs 12, so that the roll-cutting roller 4 can be lifted and floated to buffer the stretching deformation and vibration generated by elastic non-woven fabric in high-speed operation, and further improve the stability and precision of ear belt cutting to improve the processing quality of products.

In the present embodiment, the sliding manner of the bearing seat 11 is specifically as follows:

bearing frame 11 is squarely, is equipped with the spout that runs through along the roll-cut roller 4 axial on the frame 6, and spout upside opening, spout shape and size all match with roll-cut roller 4, and frame 6 includes the baffle 6a that the level set up, and baffle 6a, spout and the same and position one-to-one of 11 three quantity of bearing frame, and bearing frame 11 slides and sets up in the spout that corresponds, and the both ends that two springs 12 kept away from mutually support respectively and press on spout diapire and baffle 6 a. Further, the baffle 6a is provided with a threaded hole which penetrates through the baffle in the vertical direction, an adjusting rod 13 is screwed in the threaded hole, a blind hole 11a which is right opposite to the adjusting rod 13 is formed in the upper side of the bearing seat 11, the upper end of the adjusting rod 13 extends out of the threaded hole and is fixedly connected with a hand wheel 14, the lower end of the adjusting rod 13 extends into the blind hole 11a and is abutted against the bottom wall of the blind hole 11a, and a spring 12 which is arranged on the upper side is sleeved outside the adjusting rod 13. The rotating adjusting rod 13 can adjust the compression amount of the spring 12 so as to better match different cloth materials, and further improve the processing quality.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. A mask production line comprises a cloth unwinding mechanism (1), a rack (6), and a mask long-edge fusion mechanism (2) and a mask short-edge fusion mechanism (3) which are sequentially arranged on the rack (6) from front to back, wherein the mask long-edge fusion mechanism (2) comprises a long-edge fusion roller (2a), the mask short-edge fusion mechanism (3) comprises a pair of input round rollers I (3a), the mask production line is characterized in that an ear band forming mechanism is arranged between the mask long-edge fusion mechanism (2) and the mask short-edge fusion mechanism (3), the ear band forming mechanism comprises a rolling cutting roller (4), the axis of the rolling cutting roller (4) is parallel to the axis of the input round rollers I (3a), a pair of cutting edges (4a) used for forming the ear bands are circumferentially distributed on the rolling cutting roller (4), the length of the cutting edges (4a) circumferentially extends along the rolling cutting roller (4), and a compression roller (5) is arranged below the rolling cutting roller (4) in parallel, a first channel for clamping and conveying elastic non-woven fabrics is formed between the press roller (5) and the rolling and cutting roller (4), the press roller (5) is higher than the first input round roller (3a) so that the elastic non-woven fabrics discharged from the first channel are obliquely input between the first input round rollers (3a), the rolling and cutting roller (4) and the press roller (5) are rotatably connected with the rack (6), and a driving mechanism for driving the rolling and cutting roller (4) and the press roller (5) to rotate around the axis of the rolling and cutting roller (4) and the press roller (5) is arranged on the rack (6).

2. The mask production line according to claim 1, wherein a pair of second input round rollers (7) are arranged on the front side of the hobbing roller (4), the two second input round rollers (7) are arranged in parallel up and down, a second channel for clamping and conveying elastic non-woven fabric is formed between the two second input round rollers (7), the second channel and the first channel are arranged in parallel, the two second input round rollers (7) are both rotatably connected with the frame (6), and the two second input round rollers (7) are driven by the driving mechanism to rotate.

3. Mask production line according to claim 2, characterized in that a guide roller (8) is arranged between the pressure roller (5) and the second input roller (7) below, the guide roller (8) is arranged in parallel with the second input roller (7), the guide roller (8) is rotatably connected with the frame (6), and the guide roller (8) is driven by the driving mechanism to rotate.

4. The mask production line according to claim 3, wherein the driving mechanism comprises a motor (9) fixed on the frame (6), the motor (9) is connected with the compression roller (5) through a coupling (10), and the compression roller (5), the roll cutting roller (4), the guide roller (8) and the two input round rollers (7) are sequentially meshed and connected through gears.

5. The mask production line according to claim 3, wherein the driving mechanism comprises three motors (9) fixed on the frame (6), two input round rollers (7) are connected through a first gear pair, the hobbing roller (4) and the compression roller (5) are connected through a second gear pair, and the three motors (9) respectively drive the compression roller (5), the guide roller (8) and one of the input round rollers (7) to rotate.

6. Mask production line according to claim 4, characterized in that the motor (9) is a servo motor.

7. Mask production line according to claim 1, characterized in that two bearing blocks (11) are slidably connected to the frame (6), the bearing blocks (11) can slide up and down, two ends of the hobbing roller (4) are rotatably connected to the two bearing blocks (11) respectively, springs (12) are vertically arranged on the upper side and the lower side of the bearing blocks (11), two ends of the two springs (12) adjacent to each other are pressed against the bearing blocks (11), and two ends of the two springs (12) far away from each other are pressed against the frame (6).

8. Mask production line according to claim 7, characterized in that bearing frame (11) be square, be equipped with on frame (6) along the spout that hobbing roller (4) axial run through, and spout upside opening, spout shape and size all match with hobbing roller (4), frame (6) are including baffle (6a) of level setting, baffle (6a), spout and bearing frame (11) the same and position one-to-one of quantity, bearing frame (11) slide and set up in the spout that corresponds, and the both ends that two springs (12) kept away from support respectively and press on spout diapire and baffle (6 a).

9. Mask production line according to claim 8, characterized in that baffle (6a) on have along the vertical direction through the screw hole that sets up, threaded hole threaded connection has regulation pole (13), the upside of bearing frame (11) is equipped with the blind hole (11a) just right with regulation pole (13), adjust pole (13) upper end and stretch out the screw hole, adjust pole (13) lower extreme and extend to in blind hole (11a) and support and press on blind hole (11a) diapire, spring (12) cover that is in the upside is established outside adjusting pole (13).

10. Mask production line according to claim 9, characterized in that the upper end of the adjusting rod (13) is connected with a hand wheel (14).