CN211772105U

CN211772105U - Flattening device is used in production of epidemic prevention gauze mask

Info

Publication number: CN211772105U
Application number: CN202021200826.XU
Authority: CN
Inventors: 舒凤琼
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-26
Filing date: 2020-06-26
Publication date: 2020-10-27
Anticipated expiration: 2030-06-26

Abstract

The utility model is suitable for a gauze mask production technical field provides a flattening device is used in production of epidemic prevention gauze mask, first pivot, the first connecting rod of elasticity, the first crank block mechanism that constitutes that flattens, the second pivot, elasticity second connecting rod, the second flattens and constitutes second crank block mechanism, the first piece that flattens and the second flattens and installs on four slide bars, parallel arrangement has two sets of slide rails between four slide bars, the slide rail is located the spout, damping spring is installed in the clearance between slide rail both ends and the spout, the utility model discloses the beneficial effect who reaches: the rotating shaft which does circular motion is converted into a flat piece which does linear reciprocating motion, the principle is simple, and the realization is easy.

Description

Flattening device is used in production of epidemic prevention gauze mask

Technical Field

The utility model belongs to the technical field of the gauze mask production, especially, relate to a flattening device is used in epidemic prevention gauze mask production.

Background

The raw material of the common medical mask is polypropylene (PP) particles, and the polypropylene is a colorless, odorless, nontoxic and semitransparent solid substance. Polypropylene (PP) is a thermoplastic synthetic resin with excellent performance, and is colorless translucent thermoplastic light general-purpose plastic. The polypropylene has chemical resistance, heat resistance, electrical insulation, high-strength mechanical property, good high-wear-resistance processing property and the like, so that the polypropylene can be rapidly and widely developed and applied in a plurality of fields such as machinery, automobiles, electronic and electric appliances, buildings, textiles, packaging, agriculture, forestry, fishery, food industry and the like since the coming out. In recent years, with the rapid development of the industries such as packaging, electronics, automobiles and the like in China, the development of the industries in China is greatly promoted. And because of its plasticity, polypropylene materials are gradually replacing wooden products, and the mechanical functions of metals have been gradually replaced by high strength toughness and high wear resistance. In addition, the polypropylene has good grafting and compounding functions, and has huge application space in the aspects of concrete, textile, packaging and agriculture, forestry and fishery. But the gauze mask which is not flat is not favorable for arrangement and transportation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flattening device is used in production of epidemic prevention gauze mask aims at solving the problem that the gauze mask of spreading out is unfavorable for arrangement, transportation.

The utility model is realized in such a way, the flattening device for producing the epidemic prevention mask, which is characterized in that a conveyor belt with a roller is fixed on the ground, one roller shaft of the conveyor belt is connected with a motor output shaft through mechanical transmission, a motor is electrically connected with an external controller, the motor output shaft is connected with a first rotating shaft through mechanical transmission, the first rotating shaft and a second rotating shaft are both arranged on a bearing seat, the first rotating shaft, an elastic first connecting rod and a first flattening piece form a first crank block mechanism, the second rotating shaft, an elastic second connecting rod and a second flattening piece form a second crank block mechanism, the upper part of the conveyor belt is positioned between the first flattening piece and the second flattening piece, mechanical transmission is carried out between the first rotating shaft and the second rotating shaft, and the first flattening piece and the second flattening piece are arranged on four sliding rods, four parallel arrangement has two sets of slide rails between the slide bar, the slide rail is located the spout, the spout is fixed in ground, slide rail both ends with damping spring is installed to the clearance between the slide rail.

Further, the rotational speed of the motor is controlled by a frequency converter in an external controller.

Furthermore, a first driven wheel is mounted on the roller shaft on the conveying belt, a driving wheel is mounted on the output shaft of the motor, the first driven wheel is meshed with the driving wheel, a second driven wheel is mounted on the first rotating shaft, and the second driven wheel is meshed with the driving wheel.

Furthermore, the first driven wheel, the driving wheel and the second driven wheel are all involute gears.

Furthermore, a chain transmission is arranged between the first rotating shaft and the second rotating shaft.

Furthermore, the transmission ratio of the first rotating shaft to the second rotating shaft is 1, and the elastic first connecting rod and the elastic second connecting rod are equal in length.

The utility model discloses the beneficial effect who reaches: because first pivot the first connecting rod of elasticity first piece of flattening constitutes first slider-crank mechanism, the second pivot the elasticity second connecting rod the second piece of flattening constitutes second slider-crank mechanism, can be to being circular motion first pivot the second pivot turn into respectively and be the straight line reciprocal first piece of flattening the second piece of flattening, the principle is simple, easily realizes.

Drawings

Fig. 1 is a schematic view of an overall first viewing angle structure provided by the present invention;

fig. 2 is a schematic view of an overall second viewing angle structure provided by the present invention;

fig. 3 is a schematic view of an overall third viewing angle structure provided by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2 and 3, a flattening device for producing an epidemic prevention mask is characterized in that a conveyor belt 1 with rollers is fixed on the ground, one roller shaft of the conveyor belt 1 is connected with an output shaft of a motor 2 through mechanical transmission, the motor 2 is electrically connected with an external controller, the output shaft of the motor 2 is connected with a first rotating shaft 4 through mechanical transmission, the first rotating shaft 4 and a second rotating shaft 5 are both installed on a bearing seat 3, the first rotating shaft 4, an elastic first connecting rod 401 and a first flattening piece 402 form a first crank-slider mechanism, the second rotating shaft 5, an elastic second connecting rod 501 and a second flattening piece 502 form a second crank-slider mechanism, the upper half part of the conveyor belt 1 is positioned between the first flattening piece 402 and the second flattening piece 502, the first rotating shaft 4 and the second rotating shaft 5 are in mechanical transmission, the first flattening piece 402 and the second flattening piece 502 are installed on four sliding rods 6, two groups of sliding rails 601 are arranged between the four sliding rods 6 in parallel, the sliding rails 601 are positioned in the sliding grooves 7, the sliding grooves 7 are fixed on the ground, and damping springs 8 are arranged in gaps between two ends of the sliding rails 601 and the sliding grooves 7.

The rotating speed of the motor 2 is controlled by a frequency converter in an external controller, so that the rotating speed is adjustable.

A first driven wheel 101 is installed on a roller shaft on the conveying belt 1, a driving wheel 201 is installed on an output shaft of the motor 2, the first driven wheel 101 is meshed with the driving wheel 201, a second driven wheel 403 is installed on the first rotating shaft 4, the second driven wheel 403 is meshed with the driving wheel 201, and transmission precision is high.

The first driven wheel 101, the driving wheel 201 and the second driven wheel 403 are all involute gears and have meshing separability.

And chain transmission is adopted between the first rotating shaft 4 and the second rotating shaft 5, so that accurate transmission ratio can be kept.

The transmission ratio of the first rotating shaft 4 to the second rotating shaft 5 is 1, and the lengths of the elastic first connecting rod 401 and the elastic second connecting rod 501 are equal, so that the first flattening piece 402 and the second flattening piece 502 are synchronous.

During the use, place the gauze mask in proper order on conveyer belt 1, conveyer belt 1 transports the gauze mask and flattens between piece 402 and the second piece 502 that flattens, and first piece 402 that flattens merges the gauze mask with the second piece 502 that flattens each other, flattens the in-process because frictional force makes first connecting rod 401 of elasticity and the second connecting rod 501 of elasticity take place elastic deformation and slide bar 6 translation, resets under damping spring 8's effect after the pressfitting is accomplished.

The utility model discloses the beneficial effect who reaches: because the first rotating shaft 4, the elastic first connecting rod 401 and the first flattening piece 402 form a first slider-crank mechanism, and the second rotating shaft 5, the elastic second connecting rod 501 and the second flattening piece 502 form a second slider-crank mechanism, the first rotating shaft 4 and the second rotating shaft 5 which do circular motion can be respectively converted into the first flattening piece 402 and the second flattening piece 502 which do linear reciprocating motion, the principle is simple and easy to realize.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The flattening device for the production of the epidemic prevention mask is characterized in that a conveyor belt (1) with a roller is fixed on the ground, one roller shaft of the conveyor belt (1) is connected with an output shaft of a motor (2) through mechanical transmission, the motor (2) is electrically connected with an external controller, the output shaft of the motor (2) is connected with a first rotating shaft (4) through mechanical transmission, the first rotating shaft (4) and a second rotating shaft (5) are both arranged on a bearing seat (3), the first rotating shaft (4), an elastic first connecting rod (401) and a first flattening piece (402) form a first crank slide block mechanism, the second rotating shaft (5), an elastic second connecting rod (501) and a second flattening piece (502) form a second crank slide block mechanism, the upper half part of the conveyor belt (1) is positioned between the first flattening piece (402) and the second flattening piece (502), be mechanical transmission between first pivot (4) and second pivot (5), first flatten (402) with the second flattens piece (502) and installs on four slide bars (6), four parallel arrangement has two sets of slide rails (601) between slide bar (6), slide rail (601) are located spout (7), spout (7) are fixed in ground, slide rail (601) both ends with damping spring (8) are installed to the clearance between spout (7).

2. The flattening device for the production of the epidemic prevention gauze mask according to claim 1, characterized in that the rotating speed of the motor (2) is controlled by a frequency converter in an external controller.

3. The flattening device for the production of the epidemic prevention gauze mask according to claim 1, characterized in that a first driven wheel (101) is mounted on the roller shaft on the conveyor belt (1), a driving wheel (201) is mounted on the output shaft of the motor (2), the first driven wheel (101) is meshed with the driving wheel (201), a second driven wheel (403) is mounted on the first rotating shaft (4), and the second driven wheel (403) is meshed with the driving wheel (201).

4. The flattening device for the production of the epidemic prevention gauze mask according to claim 3, characterized in that the first driven wheel (101), the driving wheel (201) and the second driven wheel (403) are involute gears.

5. The flattening device for producing the epidemic prevention mask according to claim 1, wherein a chain transmission is adopted between the first rotating shaft (4) and the second rotating shaft (5).

6. The flattening device for producing the epidemic prevention mask according to claim 5, wherein the transmission ratio of the first rotating shaft (4) to the second rotating shaft (5) is 1, and the length of the elastic first connecting rod (401) is equal to that of the elastic second connecting rod (501).