CN213224114U

CN213224114U - Mask nose bridge line cutting device and mask production equipment

Info

Publication number: CN213224114U
Application number: CN202021648276.8U
Authority: CN
Inventors: 何军蔚; 罗竟涛; 彭羿
Original assignee: Guangxi Baolingkang Medical Equipment Co ltd
Current assignee: Guangxi Baolingkang Medical Equipment Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-05-18
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a gauze mask nose bridge line cutting device and gauze mask production facility, this gauze mask nose bridge line cutting device include transfer gear, cutting wheel and nose line guide part, the last cutter that is equipped with of cutting wheel, nose line guide part sets up the transfer gear with the lower part of cutting wheel, nose line guide part includes the supporting seat and sets up stopper, the elastic support portion on the supporting seat, the supporting seat with preset the space that can make the nose line pass between the stopper, the stopper with the transfer gear sets up relatively, the elastic support portion with the cutting wheel sets up relatively, the elastic support portion with formula elastic contact can be relieved to the cutter. Because the elastic supporting part is arranged at the position opposite to the cutter, the elastic force of the elastic supporting part enables the cutter to be in soft contact with the supporting seat, and the hard contact between the cutter and the supporting seat is avoided, so that the abrasion to the cutter and the supporting seat is reduced, and the effect of prolonging the service life of the cutter and the supporting seat is realized.

Description

Mask nose bridge line cutting device and mask production equipment

Technical Field

The utility model relates to a technical field is made to the gauze mask, especially relates to a gauze mask nose bridge line cutting device.

The utility model discloses still relate to a gauze mask production facility that contains above-mentioned gauze mask bridge of the nose line cutting device.

Background

Disposable gauze mask generally adopts the better non-woven fabrics of gas permeability, cuts, bordures and the gauze mask section manufacturing of making into the gauze mask body through hem, bridge of the nose line, obtains the body of a section shape, and rethread ear area welding machine becomes a complete gauze mask finally on with ear area line welding to the body.

In current nose bridge line cutting device, the cutter can contact with the supporting seat when cutting the nose line, can't cut off the nose bridge line when cutter pressure is too little, and when pressure was too big, the cutter can directly cut on the supporting seat after cutting off the nose line, lead to cutter and supporting seat because of too early wearing and tearing lead to some unable problems of cutting off that can cut off of nose bridge line, thereby finally lead to leading to the problem that the gauze mask qualification rate is low because of nose bridge line problem different in length.

Disclosure of Invention

The utility model relates to a solve not enough among the prior art and accomplish, the utility model aims at providing a gauze mask nose bridge line cutting device, its advantage has realized that long service life, nose line cut the qualification rate high.

The utility model relates to a mask nose bridge line cutting device, which comprises a conveying wheel for rotating, rubbing and drawing a nose line, a cutting wheel for cutting the nose line and a nose line guide part, the conveying wheel and the cutting wheel are arranged side by side on the same horizontal plane, the cutting wheel is provided with a cutter, the nose line guide part is arranged at the lower parts of the conveying wheel and the cutting wheel and comprises a supporting seat, a limiting block and an elastic supporting part which are arranged on the supporting seat, a gap for the nose line to pass through is arranged between the supporting seat and the limiting block, the limiting block is arranged corresponding to the position of the conveying wheel, the limiting block is provided with an opening for extending the transmission wheel into and frictionally pulling the nose line, the elastic supporting part and the cutting wheel are arranged in a corresponding mode in the vertical direction, and the elastic supporting part is in releasable elastic contact with the cutter.

The utility model discloses a mask nose bridge line cutting device can also be:

the elastic supporting part comprises a steel sheet and an elastic sheet, the elastic sheet is arranged on the supporting seat, the steel sheet is arranged on the elastic sheet, and the steel sheet is in releasable elastic contact with the cutter.

The elastic sheet is made of polyurethane or rubber material.

The supporting seat is provided with a step part, the elastic supporting part is arranged on the step part, and the top surface of the elastic supporting part and the top surface of the supporting seat are positioned on the same plane.

The fixed pulley is arranged on the supporting seat and used for reducing the friction force of the nose line, the fixed pulley and the conveying wheel are arranged oppositely from top to bottom, a gap used for enabling the nose line to pass through is arranged between the fixed pulley and the conveying wheel, and the fixed pulley and the nose line rotate in a friction mode.

The limiting block and the face opposite to the supporting seat are provided with linear through grooves, and the nose line penetrates through the linear through grooves.

The nose line guide part further comprises a nose line section guide pipe, the nose line section guide pipe is provided with a connecting part, the connecting part is connected with one end of the supporting seat, the height of a wire inlet at one end of the nose line section guide pipe is larger than that of a wire outlet at the other end of the nose line section guide pipe, the nose line enters from the wire inlet at one end of the nose line section guide pipe and stretches out from the wire outlet at one end of the nose line section guide pipe.

One end of the supporting seat is provided with a guide slope, the connecting part is connected with the guide slope, and the inclination angle of the guide slope is the same as that of the nose line section guide pipe.

The caliber of the wire inlet at one end of the nose wire section guide pipe is larger than that of the wire outlet at the other end of the nose wire section guide pipe.

The utility model discloses a gauze mask nose bridge line cutting device, the advantage that has for prior art is:

the utility model discloses a gauze mask nose bridge line cutting device because be equipped with the elastically supported portion with the cutter department of being relative, the elasticity of elastically supported portion makes and forms the soft contact between cutter and the supporting seat, has avoided the hard contact of cutter with the supporting seat to reduce the wearing and tearing to cutter and supporting seat, realized the effect that has prolonged the life of cutter and supporting seat, finally realized the nose line segment length that cuts the nose line into even, the effect that the gauze mask percent of pass is high.

The utility model also discloses a gauze mask production facility, including material frame, gauze mask folding device, nose bridge line cutting device, welding set and section device, nose bridge line cutting device is for the aforesaid nose bridge line cutting device, rotationally be equipped with cloth winding roller and nose line winding roller on the material frame, gauze mask folding device nose bridge line cutting device welding set with the section device sets gradually on feeding to ejection of compact direction.

The utility model discloses a gauze mask production facility, the advantage that has for prior art is:

the utility model discloses a gauze mask production facility is owing to have foretell gauze mask bridge of the nose line cutting device, and the elasticity of gauze mask bridge of the nose line cutting device makes and forms the soft contact between cutter and the supporting seat, has avoided the hard contact of cutter with the supporting seat to reduce the wearing and tearing to cutter and supporting seat, realized the effect that has prolonged the life of cutter and supporting seat, finally realized that the nose line segment length that cuts into the nose line is even, the effect that the gauze mask percent of pass is high.

Drawings

Fig. 1 a schematic view of a three-dimensional structure of a mask nose bridge line cutting device of the present invention.

Fig. 2 is an illustration of the explosive structure of the nose line guide of a mask nose line cutting device of the present invention.

Fig. 3 the utility model discloses a structural schematic overlook of gauze mask nose bridge line cutting device's stopper.

Fig. 4 the utility model discloses a structural schematic diagram that looks sideways at of gauze mask nose bridge line cutting device's stopper.

Description of the figures

1. A transfer wheel; 2. a cutting wheel; 21. a cutter; 3. a supporting seat; 31. a step portion; 32. a fixed pulley; 33. guiding a slope; 34. a strip-shaped groove; 35. installing the shaft hole; 4. a limiting block; 41. an opening; 42. a linear through groove; 5. an elastic support portion; 51. a steel sheet; 52. an elastic sheet; 6. a nose line; 7. a nose line segment guide tube; 71. a connecting portion; 8. a guide plate.

Detailed Description

A mask bridge line cutting device according to the present invention will be described in further detail with reference to fig. 1 to 4 of the drawings.

The utility model discloses a gauze mask nose bridge line cutting device, please refer to each relevant picture of fig. 1 to 4, including being used for rotating friction and pulling the transfer gear 1 of nose line 6, a cutting gear 2 and the nose line guide part for cutting nose line 6, transfer gear 1 sets up side by side with cutting gear 2 on same horizontal plane, is equipped with cutter 21 on cutting gear 2, the nose line guide part sets up the lower part at transfer gear 1 and cutting gear 2, the nose line guide part includes supporting seat 3 and sets up stopper 4 on supporting seat 3, elastic support portion 5, for example, supporting seat 3 is the cuboid form, stopper 4 is the rectangular plate form. For example, the stopper 4 is connected to the support base 3 by a bolt. A gap through which the nose line 6 can pass is preset between the supporting seat 3 and the limiting block 4. The position of the limiting block 4 corresponds to that of the transmission wheel 1, and an opening 41 for enabling the transmission wheel 1 to extend into and rub the traction nose line 6 is arranged on the limiting block 4. The number of the openings 41 can be configured correspondingly according to the number of the transmission wheels 1, for example, as shown in fig. 1 to 3, the mask bridge line cutting device is provided with two transmission wheels 1 side by side, and the limiting block 4 is provided with two openings 41 corresponding to the two transmission wheels 1. The cutting wheel 2 and the elastic supporting part 5 are arranged up and down oppositely, the elastic supporting part 5 can be in releasable contact with the cutter 21, and the elastic supporting part 5 buffers and supports the pressure of the cutter 21.

The working principle is as follows: one end of a nose wire 6 on the nose wire winding roller extends into a gap between the supporting seat 3 and the limiting block 4 to reach the conveying wheel 1, the conveying wheel 1 pulls one end of the nose wire 6 to a position between the cutting wheel 2 and the elastic supporting part 5 in a friction mode, and the cutter 21 on the cutting wheel 2 applies cutting pressure to the nose wire 6 according to the preset cutting length. For example, the circumference of the cutter wheel 2 is 90mm, and the cutter 21 cuts the nose line 6 conveyed by the conveyor wheel 1 once per rotation of the cutter wheel 2. When the nose line 6 is cut by the cutter 21, the elastic supporting part 5 buffers and supports the pressure of the cutter 21, after the cutting is finished, the cutter 21 applies a pushing force towards the mask edge covering direction to the cut nose line section so that the nose line section slides to the mask edge covering position, and then the cutting wheel 2 drives the cutter 21 to be separated from the elastic supporting part 5.

The utility model discloses a gauze mask nose bridge line cutting device, owing to be equipped with elastic support portion 5 in the department of being relative with cutter 21, elastic support portion 5's elasticity makes and forms the soft contact between cutter 21 and the supporting seat 3, the hard contact of cutter 21 with supporting seat 3 has been avoided, thereby the wearing and tearing to cutter 21 and supporting seat 3 have been reduced, the effect of the life of cutter 21 with supporting seat 3 has been realized prolonging, the nose line segment length that finally has realized cutting into nose line 6 is even, the effect that the gauze mask qualification rate is high.

The utility model discloses a gauze mask nose bridge line cutting device please refer to fig. 1, can also be on the basis of preceding technical scheme: the elastic support part 5 comprises a steel sheet 51 and an elastic sheet 52, the elastic sheet 52 is arranged on the support seat 3, and the steel sheet 51 is arranged on the elastic sheet 52. The steel sheet 51 is hard steel. The thickness of the steel sheet 51 and the elastic sheet 52 are both 5 mm. The steel plate 51 and the elastic plate 52 have the best pressure buffering and supporting effects when the thickness is 5 mm. Of course, the thicknesses of the steel sheet 51 and the elastic sheet 52 are not limited to 5mm, and one of the thicknesses may be 3-10mm, and the other may be 5-10mm, and those skilled in the art may select the thicknesses of the steel sheet and the elastic sheet as required. When the nose line 6 is cut by the cutter 21, the cutter 21 applies pressure to the nose line 6 and the support seat 6, the steel sheet 51 directly bears the pressure, the elastic sheet 52 absorbs part of the pressure transmitted by the steel sheet 51 in a buffering mode, the steel sheet 51 and the cutter 21 are both made of high-hardness materials, and the cutter 21 and the steel sheet 51 are in buffering type soft contact, so that the nose line 6 is cut off, the abrasion of the cutter 21 and the steel sheet 51 is reduced, the service lives of the cutter 21 and the support seat 3 are prolonged, and the effects of uniform nose line length and high mask qualification rate are finally achieved.

The utility model discloses a gauze mask nose bridge line cutting device please refer to fig. 1, can also be on the basis of preceding technical scheme: the elastic sheet 52 is made of a urethane or rubber material. The shape of the elastic piece 52 is any one of rectangular, circular, hexagonal, and triangular. Of course, the material of the elastic piece 52 is not limited to polyurethane or rubber, and may be a gasket made of other material, for example, a metal plate spring. One skilled in the art can select the material of the elastic sheet according to the needs. The elastic sheet 52 of the embodiment is made of polyurethane or rubber, and the polyurethane or rubber has better stability, chemical resistance, resilience and mechanical properties, and has a smaller compression deformability effect.

The utility model discloses a gauze mask nose bridge line cutting device please refer to each relevant picture of fig. 1 and fig. 2, can also be on the basis of preceding technical scheme: the supporting seat 3 is provided with a step part 31, the elastic supporting part 5 is arranged on the step part 31, and the top surface of the elastic supporting part 5 and the top surface of the supporting seat 3 are positioned on the same plane. Threaded holes are formed in the bottom wall of the step portion 31, through holes corresponding to the threaded holes are formed in the steel sheet 51 and the elastic sheet 52, and the steel sheet 51 and the elastic sheet 52 are connected with the supporting seat 3 through bolts. The connection mode of the elastic support portion 5 and the support base 3 is not limited to the above embodiment, and a groove may be provided on the support base 3, and the elastic support portion 5 may be provided in the groove. The connection between the elastic support 5 and the support base 3 can be selected by those skilled in the art according to the requirement. The elastic support part 5 of the embodiment is arranged on the step part 31 of the support seat 3, so that the top surface of the elastic support part 5 and the top surface of the support seat 3 are positioned on the same plane, and the smooth stroke level effect of the nose line 6 from the conveying wheel 1 to the cutting wheel 2 is realized.

The utility model discloses a gauze mask nose bridge line cutting device please refer to fig. 2, can also be on the basis of preceding technical scheme: the supporting seat 3 is provided with a fixed pulley 32 for reducing the friction force of the nose line 6, the fixed pulley 32 is arranged opposite to the transmission wheel 1 up and down, and a gap for the nose line 6 to pass through is preset between the fixed pulley 32 and the transmission wheel 1. The fixed pulley 32 is frictionally rotated with the passing nose line 6 to reduce the frictional force of the passing nose line 6. By providing an elongated groove 34 in the longitudinal direction of the support base 3 for receiving the body of the crown block 32. By providing the mounting shaft hole 35 in a direction transverse to the direction perpendicular to the elongated groove 34, the mounting shaft of the fixed sheave 32 is placed. Because the fixed pulley 32 is arranged on the supporting seat 3 of the embodiment, when the upper surface of the nose line 6 rubbed by the transmission wheel 1 pulls the nose line 6, the lower surface of the nose line 6 rubs the fixed pulley 32 to rotate, so that the friction force of the lower surface of the nose line 6 is reduced, and the effects of reducing the abrasion of the nose line 6 and the supporting seat 3 and reducing the power consumption of the driving motor are realized.

The utility model discloses a gauze mask nose bridge line cutting device please refer to each relevant picture of fig. 2 and fig. 4, can also be on the basis of preceding technical scheme: the opposite side of the limiting block 4 and the supporting seat 3 is provided with a linear through groove 42, and the nose line 6 penetrates through the linear through groove 42. The depth and width of the straight through slot 42 are adapted to the nose line 6. For example, the straight through slots 42 have a depth of 1.5mm and a width of 3 mm. The straight through groove 42 is configured to pass the nose line 6, and guide and straighten the nose line 6. The outlet end that leads to groove 42 with the linear type of the gauze mask nose bridge line cutting device that this embodiment provided sets up with gauze mask hem portion relatively, the lateral wall that the groove 42 was led to the linear type, roof and fixed pulley 32 lead to and lead straight jointly nose line 6 that passes, the state that makes nose line 6 when stretching out the outlet port that the groove 42 was led to the linear type is just to gauze mask hem portion, and be the straightway nose line that length equals after cutting, thereby realized the accurate effect that falls at gauze mask hem portion of straightway nose line, thereby the effect of the qualification rate of gauze mask production has been promoted.

The utility model discloses a gauze mask nose bridge line cutting device please refer to each relevant picture of fig. 1 and fig. 2, can also be on the basis of preceding technical scheme: the nose line guide part further comprises a nose line section guide tube 7, the nose line section guide tube 7 is provided with a connecting part 71, the connecting part 71 is connected with one end of the supporting seat 3, and the height of a wire inlet at one end of the nose line section guide tube 7 is larger than that of a wire outlet at the other end, so that the nose line section without traction force automatically slides out downwards. After cutting the nose line 6 into nose line segments, the nose line segments enter from a line inlet at one end of the nose line segment guide tube 7 and extend out from a line outlet at one end of the nose line segment guide tube 7. The nose line segment guide tube 7 is configured to guide the nose line segment without traction to the hem portion of the mask. The mask nose bridge line cutting device that this embodiment provided has realized the accurate effect of leading to mask hem portion to the nose line section after being cut, has avoided the skew mask hem portion of motion trail of the nose line section that does not have traction force.

The utility model discloses a gauze mask nose bridge line cutting device please refer to each relevant picture of fig. 1 and fig. 2, can also be on the basis of preceding technical scheme: one end of the supporting seat 3 is provided with a guide slope 33, the connecting part 71 is connected with the guide slope 33, and the inclination angle of the guide slope 33 is the same as that of the nose line section guide tube 7. Since the connecting portion 71 is connected to the guide slope 33, the guide slope 33 achieves the effect of positioning and fixing the inclination angle of the nose line segment guide tube 7.

The utility model discloses a gauze mask nose bridge line cutting device please refer to each relevant picture of fig. 1 and fig. 2, can also be on the basis of preceding technical scheme: the caliber of the wire inlet at one end of the nose wire section guide tube 7 is larger than that of the wire outlet at the other end. So that the nose line segment can smoothly enter the nose line segment guide tube 7. For example, the nose line segment guide tube 7 has an isosceles triangle shape. For example, the nose line segment guide tube 7 is tapered. The wire inlet of the nose line section guide tube 7 is an oblique opening, and the oblique opening has the effect of enabling the nose line section to smoothly enter.

The utility model discloses a gauze mask nose bridge line cutting device please refer to each relevant picture of fig. 1 and fig. 2, can also be on the basis of preceding technical scheme: a guide plate 8 is arranged at the upper part of the nose line section guide tube 7. Since the end of the nose line segment remote from the cutter 21 (i.e., the end close to the inlet of the nose line segment guide tube 7) is raised when the nose line 6 is cut into the nose line segment, the guide plate 8 achieves the effect of guiding the raised nose line segment into the inlet of the nose line segment guide tube 7.

The utility model also discloses a gauze mask production facility, including material frame, gauze mask hem folding device, nose bridge line cutting device, welding set and section device, nose bridge line cutting device be for above-mentioned nose bridge line cutting device, rotationally be equipped with cloth winding roller and nose line winding roller on the material frame, gauze mask hem folding device, nose bridge line cutting device, welding set and section device set gradually on feeding to ejection of compact direction. The slicing device pulls cloth in the cloth winding roller to fold through the mask folding device, the nose bridge line cutting device pulls and cuts the nose line in the nose line winding roller, the cut nose line section is guided to the cloth folding portion, the welding device seals and welds the folding portion, and the slicing device cuts the cloth into masks with preset specifications. The utility model discloses a gauze mask production facility is owing to have foretell gauze mask bridge of the nose line cutting device, the elasticity of gauze mask bridge of the nose line cutting device's 5 makes and forms the soft contact between cutter 21 and the supporting seat 3, the hard contact of cutter 21 with supporting seat 3 has been avoided, thereby the wearing and tearing to cutter 21 and supporting seat 3 have been reduced, the effect of the life of cutter 21 with supporting seat 3 has been realized having prolonged, the final nose line segment length that has realized cutting into nose line 6 is even, the effect that the gauze mask qualification rate is high.

The above description is only for the description of several embodiments of the present invention, but the scope of the present invention should not be considered as falling within the scope of the present invention, in which all the equivalent changes or modifications or the equal-scale enlargement or reduction etc. according to the design spirit of the present invention are made.

Claims

1. The utility model provides a gauze mask nose bridge line cutting device, its characterized in that, including transfer gear (1) that is used for rotating friction to pull nose line (6), cutting wheel (2) and the nose line guide part that is used for cutting nose line (6), transfer gear (1) with cutting wheel (2) set up side by side on same horizontal plane, be equipped with cutter (21) on cutting wheel (2), nose line guide part sets up transfer gear (1) with the lower part of cutting wheel (2), nose line guide part includes supporting seat (3) and sets up stopper (4) and elastic support portion (5) on supporting seat (3), supporting seat (3) with be equipped with the space that is used for making nose line (6) pass between stopper (4), stopper (4) with the corresponding setting in position of transfer gear (1), be equipped with on stopper (4) and be used for making transfer gear (1) stretch into and friction is pulled opening of nose line (6) The opening (41), the elastic supporting part (5) and the cutting wheel (2) are arranged in a corresponding way in the vertical direction, and the elastic supporting part (5) and the cutter (21) can be in releasable elastic contact.

2. A mask nasal bridge line cutting device according to claim 1, wherein the elastic support portion (5) comprises a steel sheet (51) and an elastic sheet (52), the elastic sheet (52) is arranged on the support base (3), the steel sheet (51) is arranged on the elastic sheet (52), and the steel sheet (51) is in releasable elastic contact with the cutter (21).

3. A mask nasal bridge line trimming apparatus according to claim 2, wherein the resilient tab (52) is made of a polyurethane or rubber material.

4. A mask bridge line trimming device according to claim 1, wherein a step portion (31) is provided on the support base (3), the elastic support portion (5) is provided on the step portion (31), and the top surface of the elastic support portion (5) and the top surface of the support base (3) are located on the same plane.

5. The mask nose bridge line cutting device according to claim 1, wherein a fixed pulley (32) for reducing friction of the nose line (6) is arranged on the supporting seat (3), the fixed pulley (32) and the transmission wheel (1) are arranged in an up-and-down opposite manner, a gap for allowing the nose line (6) to pass through is arranged between the fixed pulley (32) and the transmission wheel (1), and the fixed pulley (32) and the nose line (6) rotate in a friction manner.

6. A mask nasal bridge line cutting device according to claim 1, wherein a linear through slot (42) is provided on the face of the limiting block (4) opposite to the supporting seat (3), and the nose line (6) passes through the linear through slot (42).

7. A mask nasal bridge line cutting device according to any one of claims 1-6, wherein the nose line guiding part further comprises a nose line guiding tube (7), the nose line guiding tube (7) is provided with a connecting part (71), the connecting part (71) is connected with one end of the supporting seat (3), the height of the wire inlet of one end of the nose line guiding tube (7) is larger than that of the wire outlet of the other end, the nose line (6) enters from the wire inlet of one end of the nose line guiding tube (7) and extends out from the wire outlet of one end of the nose line guiding tube (7).

8. A mask nasal bridge line cutting device according to claim 7, wherein one end of the support base (3) is provided with a guide slope (33), the connecting portion (71) is connected with the guide slope (33), and the inclination angle of the guide slope (33) is the same as that of the nasal line section guide tube (7).

9. A mask nasal bridge line cutting device according to claim 7, characterized in that the diameter of the inlet of one end of the nasal line section guiding tube (7) is larger than the diameter of the outlet of the other end.

10. A mask production device is characterized by comprising a material frame, a mask folding device, a nose bridge line cutting device, a welding device and a slicing device, wherein the nose bridge line cutting device is the nose bridge line cutting device according to any one of claims 1 to 6, a cloth winding roller and a nose line winding roller are rotatably arranged on the material frame, and the mask folding device, the nose bridge line cutting device, the welding device and the slicing device are sequentially arranged in the feeding-discharging direction.