阅读说明：本技术 一种用于口罩机的运料装置 (A material transporting device for gauze mask machine ) 是由 金志刚 陈万昌 李万里 姜无疾 于 2021-01-20 设计创作，主要内容包括：本发明公开了一种用于口罩机的运料装置,包括机架以及固定于所述机架上的摆线单元、运线单元和口罩运输单元,所述摆线单元包括摆线驱动机构和摆杆,所述摆杆与摆线驱动机构连接,所述摆线驱动机构能够驱动所述摆杆进行摆动,所述运线单元包括运线循环件和拉料销,所述拉料销垂直设置于所述运线循环件的两侧并等间隔相互错开,所述运线循环件能够在所述进料端和所述出料端作循环往复运动。采用本发明,可对耳带进行交错式运料,并且与口罩同步运动,降低耳带松散错乱的概率,提高生产效率。(The invention discloses a material conveying device for a mask machine, which comprises a rack, and a cycloid unit, a wire conveying unit and a mask conveying unit which are fixed on the rack, wherein the cycloid unit comprises a cycloid driving mechanism and a swing rod, the swing rod is connected with the cycloid driving mechanism, the cycloid driving mechanism can drive the swing rod to swing, the wire conveying unit comprises a wire conveying circulating part and pulling pins, the pulling pins are vertically arranged on two sides of the wire conveying circulating part and staggered with equal intervals, and the wire conveying circulating part can do reciprocating motion at a feeding end and a discharging end. By adopting the invention, the ear belt can be transported in a staggered manner and synchronously moves with the mask, thereby reducing the probability of loosening and disordering the ear belt and improving the production efficiency.)

1. A material conveying device for a mask machine is used for conveying raw materials such as ear bands and masks from a feeding end to a discharging end of the mask machine and is characterized by comprising a rack, and a cycloid unit, a line conveying unit and a mask conveying unit which are fixed on the rack, wherein the cycloid unit is positioned in the front lower part of the line conveying unit, the mask conveying unit and the line conveying unit are arranged in parallel, and the mask conveying unit is positioned on one side of the line conveying unit;

the cycloid unit comprises a cycloid driving mechanism and a swing rod, the swing rod is connected with the cycloid driving mechanism, the cycloid driving mechanism can drive the swing rod to swing, and the swing plane of the swing rod is perpendicular to the horizontal moving direction of the wire conveying unit;

the line conveying unit comprises a line conveying circulating piece and pulling pins, the pulling pins are vertically arranged on two sides of the line conveying circulating piece and staggered with each other at equal intervals, and the line conveying circulating piece can do reciprocating motion at the feeding end and the discharging end;

gauze mask transportation unit includes gauze mask seat and gauze mask circulation piece, the equal interval of gauze mask seat is fixed in on the gauze mask circulation piece, gauze mask circulation piece can be followed fortune line circulation piece does synchronous syntropy circulation reciprocating motion.

2. The material transporting device for a mask machine according to claim 1, wherein the material transporting device for a mask machine further comprises a winding unit, the winding unit is located in front of the cycloid unit, the winding unit further comprises a winding driving mechanism and a roller set, rolling surfaces of the rollers of the roller set are in contact with each other, and the winding driving mechanism can drive the rollers of the roller set to rotate.

3. The material transporting device for a mask machine according to claim 2, wherein the winding unit further comprises a pulley block and a fixing frame, the winding driving mechanism, the roller group and the pulley block are fixed on the fixing frame, and the fixing frame is fixed on the frame;

the axle center of a pulley of the pulley block is parallel to the swing plane of the swing rod, and the ear belt is wound on the pulley block.

4. The material conveying device for the mask machine according to claim 1, wherein the cycloid driving mechanism comprises a cycloid driving element and a cycloid connecting element, the swinging rod is connected with the cycloid connecting element, and the cycloid connecting element is connected with the movable end of the cycloid driving element.

5. The material transporting device for a mask machine according to claim 1, wherein a hollow threading post is provided at a top end of the swing link, the threading post is directed from the feed end to the discharge end, and the ear band can pass through a hollow portion of the threading post.

6. The material transporting device for a mask machine according to claim 1, wherein a sideline circulating member and a base circulating member are respectively provided at both sides of the sideline circulating member, the sideline circulating member is located at an edge of one side of the mask machine, the base circulating member is located at one side of the mask circulating member, and the swing link is located between the sideline circulating member and the base circulating member.

7. The material transporting device for a mask machine according to claim 6, wherein the material pulling pins are uniformly distributed on both the sideline circulating member and the base circulating member, and the positions of the material pulling pins on the sideline circulating member and the base circulating member are staggered with each other.

8. The material transporting device for a mask machine according to any one of claims 6 or 7, wherein said drawing pins on said side wire circulating member correspond to the positions of the transverse central axes of said mask bases, and said drawing pins on said base circulating member are provided at the intervals of said mask bases.

9. The material transporting device for a mask machine according to claim 5, wherein the straight distance from the thread passing column to the axis of the cycloid connecting member is greater than the minimum distance from the sideline circulating member or the base circulating member to the axis of the cycloid connecting member.

10. The material transporting device for a mask machine according to claim 1, further comprising a driving unit fixed to the frame, wherein the driving unit comprises a circulating driving member and a circulating transmission member, the circulating transmission member is connected to the wire transporting circulating member and the mask circulating member, respectively, and the circulating driving member can drive the wire transporting circulating member and the mask circulating member.

Technical Field

The invention relates to a mask machine assembly, in particular to a material conveying device for a mask machine.

Background

The mask is a common sanitary protective article in daily life and is used for blocking substances such as spray, dust, germs and the like in the air. The mask is produced by a mask machine, wherein common processes comprise ear belt conveying, mask conveying, ear belt shearing, ear belt welding, material receiving and the like.

The method of present gauze mask production facility often used sharp fortune material transports the ear area, and the ear area of gauze mask one side adopts the mode that the straight line was acted as go-between promptly, when the ear area reachd gauze mask raw materials position, the ear area was parallel with the edge of gauze mask raw materials one side this moment, then the unit of cuting can be cut the ear area into the section, places the side in the gauze mask raw materials by the both ends of this section of ear area of arm centre gripping at last to weld the ear area both ends on the gauze mask raw materials. This method of shipping generally creates the following problems: the ear belt transported in a straight line moves naturally, the tension force of the ear belt is insufficient, looseness can occur in the transportation process, and the ear belt can naturally droop under the action of gravity because the width of the two ends of the section of ear belt clamped by the mechanical arm is smaller than the length of the section of ear belt body, and the drooping part can be entangled with an uncut part or a part in equipment, so that the subsequent shearing process is influenced.

Disclosure of Invention

The invention provides a material conveying device for a mask machine, which aims to solve the problem that parallel transportation ear belts are easy to loosen.

In order to solve the technical problems, the invention provides a conveying device for a mask machine, which is used for conveying raw materials such as ear bands and masks from a feeding end to a discharging end of the mask machine.

The cycloid unit comprises a cycloid driving mechanism and a swing rod, the swing rod is connected with the cycloid driving mechanism, the cycloid driving mechanism can drive the swing rod to swing, and the swing plane of the swing rod is perpendicular to the horizontal moving direction of the wire conveying unit.

The line conveying unit comprises a line conveying circulating piece and pulling pins, the pulling pins are vertically arranged on two sides of the line conveying circulating piece and staggered at equal intervals, and the line conveying circulating piece can move in a reciprocating mode at the feeding end and the discharging end.

Gauze mask transportation unit includes gauze mask seat and gauze mask circulation piece, the equal interval of gauze mask seat is fixed in on the gauze mask circulation piece, gauze mask circulation piece can be followed fortune line circulation piece does synchronous syntropy circulation reciprocating motion.

The material conveying device for the mask machine further comprises a winding unit, the winding unit is located in front of the cycloid unit, the winding unit further comprises a winding driving mechanism and a roller set, rolling surfaces of the rollers of the roller set are in contact with each other, and the winding driving mechanism can drive the rollers of the roller set to rotate.

The winding unit further comprises a pulley block and a fixing frame, the winding driving mechanism, the roller group and the pulley block are fixed on the fixing frame, and the fixing frame is fixed on the rack.

The axle center of a pulley of the pulley block is parallel to the swing plane of the swing rod, and the ear belt is wound on the pulley block.

The cycloid driving mechanism comprises a cycloid driving piece and a cycloid connecting piece, the swing rod is connected with the cycloid connecting piece, and the cycloid connecting piece is connected with the movable end of the cycloid driving piece.

The top end of the swing rod is provided with a hollow threading column, the threading column points to the discharge end from the feed end, and the ear belt can penetrate through the hollow part of the threading column.

The side line circulating piece and the base circulating piece are arranged on two sides of the line conveying circulating piece respectively, the side line circulating piece is located on the edge of one side of the mask machine, the base circulating piece is located on one side of the mask circulating piece, and the swing rod is located between the side line circulating piece and the right circulating piece.

The side line circulating piece and the base circulating piece are uniformly distributed on the material pulling pins, and the positions of the material pulling pins on the side line circulating piece and the base circulating piece are staggered with each other.

The pull pins positioned on the sideline circulating piece correspond to the transverse central axis of the mask seat, and the pull pins positioned on the base circulating piece are arranged at intervals of the mask seat.

The linear distance from the threading column to the axis of the cycloid connecting piece is larger than the minimum distance from the sideline circulating piece or the base circulating piece to the axis of the cycloid connecting piece.

The material conveying device for the mask machine further comprises a driving unit fixed on the rack, the driving unit comprises a circulating driving piece and a circulating driving piece, the circulating driving piece is respectively connected with the line conveying circulating piece and the mask circulating piece, and the circulating driving piece can drive the line conveying circulating piece and the mask circulating piece.

The implementation of the invention has the following beneficial effects:

the invention relates to a material conveying device for a mask machine, which is provided with a swing rod, wherein an ear belt penetrates through a threading column of the swing rod and is fixed on a thread conveying circulating piece, the swing rod is positioned between two sides of the thread conveying circulating piece, a cycloid driving piece drives the swing rod to swing between the thread conveying circulating piece and a base circulating piece, when a material pulling pin in the thread conveying circulating piece is contacted with the ear belt in the threading column, the material pulling pin can pull the ear belt to the thread conveying circulating piece, when the material pulling pin in the base circulating piece is contacted with the ear belt in the threading column, the material pulling pin can pull the ear belt to the base circulating piece, and because the positions of the material pulling pin on the thread circulating piece and the position of the base circulating piece are staggered, the ear belt between the thread circulating piece and the base circulating piece can form a V shape finally. Because the ear belt is stretched by the pulling pin, the ear belt can be tensioned by conveying the ear belt in a V-shaped mode, so that the probability of loosening and disorder of the ear belt can be reduced in the transportation process, and the ear belt can be prevented from drooping before welding. In addition, the ear belt and the mask conveying unit synchronously move in the same direction, so that the ear belt can always correspond to the position of the mask raw material, and the ear belt can be kept not loose and drooped, so that subsequent shearing and welding processes can be carried out smoothly, and the production efficiency can be improved.

Drawings

Fig. 1 is a schematic structural view of a material conveying device for a mask machine according to the present invention;

FIG. 2 is a partial view of A of FIG. 1;

fig. 3 is a schematic view of the bottom view of the material conveying device for the mask machine according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.

Referring to fig. 1, 2 and 3, the embodiment of the invention discloses a material conveying device for a mask machine, which is used for conveying raw materials such as an ear belt 9 and a mask from a feeding end 7 to a discharging end 8 of the mask machine, and comprises a frame 5, and a cycloid unit 1, a wire conveying unit 2 and a mask conveying unit 3 which are fixed on the frame 5, wherein the cycloid unit 1 is used for conveying the ear belt 9 to the wire conveying unit 2, the wire conveying unit 2 is used for conveying the ear belt 9 from the feeding end 7 to the discharging end 8, and the mask conveying unit 3 is used for conveying the mask and the ear belt 9 synchronously. Wherein cycloid unit 1 is located fortune line unit 2's front lower place, and cycloid unit 1 is located fortune line unit 2's below promptly to be close to feed end 7, gauze mask transportation unit 3 and fortune line unit 2 parallel arrangement extend to discharge end 8 by feed end 7. Gauze mask transportation unit 3 is located one side of fortune line unit 2, preferably, fortune line unit 2 distributes in gauze mask transportation unit 3's both sides, two fortune line units 2 of gauze mask transportation unit 3 cooperation promptly, can accomplish the ear area transportation operation at gauze mask both ends simultaneously, subsequent shearing and welding process also can go on simultaneously, therefore efficiency is higher, and in other embodiments, gauze mask transportation unit 3 also can only cooperate one fortune line unit 2, transport and subsequent shearing and welding the ear area 9 of gauze mask one end promptly, accomplish the operation back, again with the gauze mask rotation to the other end, repeat the above-mentioned operation, thereby also can accomplish the transportation to the ear area 9 at gauze mask both ends, shearing and welding operation.

The cycloid unit 1 comprises a cycloid driving mechanism 11 and a swing rod 12, the cycloid driving mechanism 11 is preferably a motor, and can also be a device or an element with reciprocating motion characteristics such as an air cylinder, a cam, a crank and the like, the swing rod 12 is connected with the cycloid driving mechanism 11, the cycloid driving mechanism 11 can drive the swing rod 12 to swing, the swing plane of the swing rod 12 is perpendicular to the horizontal moving direction of the wire conveying unit 2, and therefore the swing rod 12 can convey the ear belt 9 to the horizontal moving plane of the wire conveying unit 2. Fortune line unit 2 includes fortune line circulation piece 21 and draws material round pin 22, draws material round pin 22 to be used for catching on the pendulum rod 12 ear area 9 and take it to fortune line circulation piece 21 on, it sets up perpendicularly in fortune line circulation piece 21's both sides and staggers each other at equal intervals, draws the effect that material round pin 22 staggers to arrange to be: the ear belts 9 are arranged in a V shape on both sides of the wire conveying circulating piece 21. The wire circulating member 21 is capable of performing a reciprocating motion at the feed end 7 and the discharge end 8, and the wire circulating member 21 is preferably a chain, and may be a member or a device capable of performing a reciprocating motion, such as a conveyor belt. The mask conveying unit 3 comprises a mask seat 31 and a mask circulating piece 32, the mask seat 31 is fixed on the mask circulating piece 32 at equal intervals, mask raw materials are placed on the mask seat 31, the mask circulating piece 32 is connected with the line conveying circulating piece 21 through a connecting rod, and therefore the mask circulating piece 32 can follow the line conveying circulating piece 21 to perform synchronous and equidirectional circulating reciprocating motion.

The working principle and the beneficial effects of the embodiment of the invention are as follows:

the material conveying device for the mask machine is provided with the swing rod 12, before operation, the ear belt 9 penetrates through one end of the swing rod 12 and is fixed on the wire conveying circulating piece 21, the swing rod 12 is located between two sides of the wire conveying circulating piece 21 and swings, when the material pulling pin 22 in one side of the wire conveying circulating piece 21 is in contact with the ear belt 9 in the top of the swing rod 12, the swing rod 12 can pull the ear belt 9 to the side, when the material pulling pin 22 in the other side of the wire conveying circulating piece 21 is in contact with the ear belt 9 in the top of the swing rod 12, the swing rod 12 can pull the ear belt 9 to the side, and due to the fact that the positions of the material pulling pin 22 on the two sides of the wire conveying circulating piece 21 are staggered, the ear belt 9 between the two sides of the wire conveying circulating piece 21 can finally form a V shape. Because the ear belt 9 is stretched by the pulling pin 22, the ear belt 9 can be tensioned by conveying the ear belt 9 in a V-shaped mode, so that the probability of loosening and disorder of the ear belt 9 can be reduced in the transportation process, and meanwhile, the ear belt 9 can be prevented from drooping before welding. In addition, the ear belt 9 and the mask conveying unit 3 synchronously move in the same direction, so that the ear belt 9 can always correspond to the position of the mask raw material, and the subsequent shearing and welding processes can be conveniently carried out under the condition that the ear belt 9 can be kept not loose and drooping, and the production efficiency can be improved.

A material transporting device for gauze mask machine still includes wire winding unit 4, wire winding unit 4 is used for putting in order ear area 9 before the cycloid, wire winding unit 4 is located cycloid unit 1's the place ahead, wire winding unit 4 still includes wire winding actuating mechanism 41 and roller train 42, the roller rolling surface of roller train 42 contacts each other, wire winding actuating mechanism 41 can drive the roller rotation of roller train 42, ear area 9 is located between the roller rolling surface of roller train 42, consequently, when wire winding actuating mechanism 41 drives the roller rotation of roller train 42, ear area 9 can move along the roll of roller train 42 under the frictional force effect of roller train 42. The winding drive mechanism 41 is preferably a motor, and may be a device having a rotary motion characteristic such as a rotary cylinder.

Referring to fig. 3, the winding unit 4 further includes a pulley block 43 and a fixing frame 44, the winding driving mechanism 41, the roller set 42 and the pulley block 43 are fixed on the fixing frame 44, and the fixing frame 44 is fixed on the frame 5. After passing through the roller group 42, the ear belt 9 is wound on the pulley block 43, and the axle center of the pulley block 43 is parallel to the swing plane of the swing rod 12, so that the ear belt 9 on the pulley block 43 can be smoothly pulled by the swing rod 12. When the material conveying device for the mask machine operates, the ear belt 9 is brought to the wire conveying circulating part 21 by the material pulling pin 22, the wire conveying circulating part 21 can generate pulling force on the ear belt 9, the winding driving mechanism 41 can drive the roller group 42 to roll at the moment, more ear belts 9 are pulled out from the raw material disc, the ear belts 9 pass through the roller group 42 and the roller group 43 and then pass through the swing rod 12, and the swing rod 12 swings to enable the ear belts to be pulled to the wire conveying circulating part 21 on the other side by the next material pulling pin 22, so that the raw materials of the ear belts 9 are provided and the ear belts 9 are fed and sorted.

The cycloid driving mechanism 11 comprises a cycloid driving element 111 and a cycloid connecting element 112, the swing rod 12 is connected with the cycloid connecting element 112, and the cycloid connecting element 112 is connected with the movable end of the cycloid driving element 111. The top end of the swing rod 12 is provided with a hollow threading column 121, the threading column 121 is directed from the feeding end 7 to the discharging end 8, and the ear belt 9 can penetrate through the hollow part of the threading column 121 and is finally connected to the pulling pin 22 of the wire conveying circulating piece 21.

The two sides of the line conveying circulating part 21 are respectively provided with a sideline circulating part 211 and a base circulating part 212, wherein the sideline circulating part 211 is positioned at the edge of one side of the mask machine, the base circulating part 212 is positioned at one side of the mask circulating part 32, and the swing rod 12 is positioned between the sideline circulating part 211 and the base circulating part 212 and is positioned at the front ends of the sideline circulating part 211 and the base circulating part 212. The pulling pins 22 are uniformly distributed on the sideline circulating piece 211 and the base circulating piece 212, the positions of the pulling pins 22 on the sideline circulating piece 211 and the base circulating piece 212 are staggered, so that the pulling pins 22 of the sideline circulating piece 211 continue to circularly move after hooking the first section of the ear bands 9, when the swing rod 12 swings towards the base circulating piece 212, the second pulling pin 22 staggered with the position of the pulling pin 22 of the sideline circulating piece 211 can continue to hook the second section of the ear bands 9 onto the base circulating piece 212, and then the swing rod 12 continues to swing, so that the third pulling pin 22 hooks the third section of the ear bands 9 to the sideline circulating piece 211, and the ear bands 9 form a V shape.

The material pulling pin 22 positioned on the sideline circulating piece 211 corresponds to the transverse central axis position of the mask seat 31, and the material pulling pin 22 positioned on the base circulating piece 212 is arranged at the interval of the mask seat 31, so that two ear bands 9 at one end of the mask can be just positioned at the upper and lower welding positions, and subsequent shearing and welding operations are facilitated. The linear distance from the threading column 121 to the axis of the cycloid connecting piece 112 is greater than the minimum distance from the sideline circulating piece 211 or the base circulating piece 212 to the axis of the cycloid connecting piece 112, so that when the swing rod 12 swings around the axis of the cycloid connecting piece 112, the threading column 121 can reach the bottom of the sideline circulating piece 211 or the base circulating piece 212 to send the ear bands 9 to the pulling pin 22, and the swing rod 12 is located at the front end of the wire conveying circulating piece 21, so that the swing rod 12 cannot interfere with the wire conveying circulating piece 21.

The material conveying device for the mask machine further comprises a driving unit 6, the driving unit 6 comprises a circulating driving piece 61 and a circulating transmission piece 62, the circulating transmission piece 62 is respectively connected with the line conveying circulating piece 21 and the mask circulating piece 32, and the line conveying circulating piece 21 and the mask circulating piece 32 are connected through a connecting rod, so that the circulating driving piece 61 can drive the line conveying circulating piece 21 and the mask circulating piece 32 to do synchronous and same-direction circulating reciprocating motion. The endless drive member 61 is preferably a motor, and may be another device having a rotary motion characteristic such as a rotary cylinder, and the endless transmission member 62 is preferably a gear, and may be another element or device having a rotary transmission function such as a roller.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.