CN212640867U

CN212640867U - Improve scraping mechanism of combined material gas permeability

Info

Publication number: CN212640867U
Application number: CN202021159004.1U
Authority: CN
Inventors: 翁铭冲
Original assignee: Jiashan Qinghua Sanitation Composite Material Co ltd
Current assignee: Jiashan Qinghua Sanitation Composite Material Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-03-02
Anticipated expiration: 2030-06-19

Abstract

The utility model relates to a scraping mechanism for improving the air permeability of composite materials, which comprises a frame, wherein a fixed rod positioned on one side of a membrane separation roller is rotatably connected on the frame; a separation scraper is arranged on the fixed rod; the fixed rod is provided with a distance adjusting component for driving the separation scraper to move in the radial direction; and the rack is fixedly connected with a rotating assembly for driving the fixed rod to rotate clockwise. The utility model has the advantages of promote fine hair serosa membrane separation effect, reduce the destruction to the scraper structure.

Description

Improve scraping mechanism of combined material gas permeability

Technical Field

The utility model belongs to the technical field of health supplies processing equipment and specifically relates to a improve scraping mechanism of combined material gas permeability is related to.

Background

Sanitary articles, especially sanitary napkins, have become essential daily necessities in women's daily life. With the development of socio-economic and the improvement of the living standard of people, the requirements of the sanitary products are gradually increased, such as good air permeability. Publication No. CN205529679U discloses a core layer structure of a sanitary paper, which is composed of at least fluff pulp, a polymer material, wood pulp, and water-soluble fibers. The fluff pulp, the wood pulp and the water-soluble fiber are mixed to form the membrane. The polymer material is covered on the surface of the film formed by mixing the fluff pulp, the wood pulp and the water-soluble fiber. The thickness that the macromolecular material covers and forms on this membrane of mixing by fluff pulp, wood pulp and water-soluble fiber is the same with the thickness of this fluff pulp, wood pulp and water-soluble fiber mixed membrane.

Referring to fig. 1, the corresponding processing equipment is needed in the process of compounding the fluff pulp and the polymer material layer, and includes a fluff pulp storage tank 1 and a sizing roller 11 rotatably connected in the fluff pulp storage tank 1, a cloth conveying roller 12 for conveying cloth is rotatably connected above the sizing roller 11, the cloth conveyed by the cloth conveying roller 12 is attached to the surface of the sizing roller 11, and the fluff pulp on the sizing roller 11 is adhered to the surface of the cloth; the sizing roller 11 is provided with a heating gel roller 13 for gelling fluff pulp adhered to the cloth along the cloth conveying direction; the heating coagulation roller 13 is provided with a separation roller group 14 for separating a fluff pulp gel layer and a fabric along the fabric conveying direction, the separation roller group 14 comprises a fabric separation roller 141 for conveying the separated fabric and a first transfer roller 142 which is positioned at the upper part of the fabric separation roller 141 and is used for transferring gel fluff pulp, and the first transfer roller 142 is connected with a second transfer roller 15 which is used for transferring the gel fluff pulp and changing the conveying direction of the gel fluff pulp; the second transfer roller 15 is connected with a membrane separation roller 16, and the gel fluff pulp conveyed to the membrane separation roller 16 is gelled into a membrane; the film separation roller 16 is circumferentially provided with a scraper 17 for separating the fluff pulp film from the film separation roller 16, the cutting edge of the scraper 17 faces the central axis direction of the film separation roller 16 and is vertical to the surface of the film separation roller 16, the scraper 17 can move along the central axis direction of the film separation roller 16 to adjust the distance from the cutting edge to the film separation roller 16, and when in separation, the cutting edge of the scraper 17 is flush with the circumferential surface of the film separation roller 16; the separated fluff pulp membrane is compounded on the high polymer material layer through a compound machine; the sizing roller 11, the heating gel roller 13, the first transfer roller 142 and the membrane separation roller 16 rotate along the needle; the cloth conveyance roller 12, the heating gel roller 13, the first transfer roller 142, and the second transfer roller 15 rotate in reverse.

The above prior art solutions have the following drawbacks: during the separation, 17 cutting edges of scraper and 16 circumference surface parallel and level of membrane separation roller change fine hair serous membrane direction of motion and separate it, and fine hair serous membrane direction of motion is perpendicular with the scraper, can lose the scraper structure and just exist the not good problem of fine hair serous membrane separation effect to the scraper on the membrane separation roller.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide an improve scraping mechanism of combined material gas permeability, have the advantage that promotes fine hair serous membrane separation effect, reduce the destruction to the scraper structure.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a scraping mechanism for improving the air permeability of a composite material comprises a rack, wherein a fixed rod positioned on one side of a membrane separation roller is rotatably connected to the rack; a separation scraper is arranged on the fixed rod; the fixed rod is provided with a distance adjusting component for driving the separation scraper to move in the radial direction; and the rack is fixedly connected with a rotating assembly for driving the fixed rod to rotate clockwise.

Through adopting above-mentioned technical scheme, clockwise rotation through rotatory subassembly control dead lever, the clockwise turned angle of dead lever is controlled in 30 ~ 80, the separation scraper rotates 30 ~ 80 clockwise along the dead lever, remove to membrane separation roller through roll adjustment subassembly drive separation scraper, leave the space between separation scraper and membrane separation roller, the separation scraper slope separates the fine hair serosa, can cut fine hair serosa top layer fibre, the gas permeability of increase preparation fine hair serosa, the separation scraper of slope is convenient for prepare the derivation of fine hair serosa, promote fine hair serosa separation effect, reduce the destruction to the scraper structure.

The present invention may be further configured in a preferred embodiment as: the roll adjustment assembly comprises a connecting rod vertically and fixedly connected to the circumferential direction of the fixing rod, a sliding rod fixedly connected to the separation scraper and slidably connected to the connecting rod, and an electric pushing cylinder fixedly connected to the fixing rod and used for driving the separation scraper to move axially along the connecting rod.

Through adopting above-mentioned technical scheme, the electric pushing cylinder can be comparatively accurate control separation scraper to carry out membrane separation to the fine hair serous membrane on membrane separation roller surface.

The present invention may be further configured in a preferred embodiment as: the side wall of the rod end of the sliding rod, which is back to the separation scraper, is fixedly connected with a first limit ring block; the connecting rod is coaxially provided with a sliding chute for the sliding of the sliding rod; the inner wall of the opening of the sliding chute is fixedly connected with a second limit ring block; the inner diameter of the second limit ring block is equal to the outer diameter of the connecting rod; the outer diameter of the first limit ring block is equal to the inner diameter of the sliding groove.

Through adopting above-mentioned technical scheme, prevent that the slide bar from deviating from the spout of connecting rod.

The present invention may be further configured in a preferred embodiment as: the rotating assembly comprises a stepping motor fixedly connected to the rack, a driving gear fixedly connected to an output shaft of the stepping motor, and a transmission gear fixedly connected to the end circumference of the fixed rod and meshed with the driving gear, and the radius ratio of the driving gear to the transmission gear is 1: (1.5-4).

Through adopting above-mentioned technical scheme, the drive gear that the radius is less drives the big drive gear rotation of radius, can promote control separation scraper rotation accuracy, the gas permeability of supplementary promotion chorion.

The present invention may be further configured in a preferred embodiment as: when the separation scraper is at the initial position, the blade edge of the separation scraper faces to be vertical to the surface of the membrane separation roller; when the membrane separation operation is carried out, the fixed rod rotates clockwise, and the surface angle formed by the plane where the cutting edge of the separation scraper is located and the plane where the cutting edge of the separation scraper is located at the initial position is 75-80 degrees.

By adopting the technical scheme, the fixed rod rotates by 75-80 degrees to carry out membrane separation operation, and the obtained fluff pulp membrane has optimal air permeability.

The present invention may be further configured in a preferred embodiment as: a dial scale positioned in the circumferential direction of the fixed rod is fixedly connected to the rack; the fixed rod is circumferentially and fixedly connected with a pointer which is matched with the dial plate to indicate the rotation angle of the fixed rod; the dial disc is positioned between the transmission gear and the rack; when the separation scraper is at the initial position, the pointer points to the zero scale line of the dial.

By adopting the technical scheme, the rotation angle of the fixing rod can be conveniently and intuitively regulated and controlled.

The present invention may be further configured in a preferred embodiment as: when the plane that the cutting edge of separation scraper was located when the plane and the initial position the plane that the cutting edge of separation scraper was located formed face angle is 75, the spout bottom with when first spacing ring piece lower surface contacted, when the distance of separation scraper cutting edge orientation direction to membrane separation roller week side equals first spacing ring piece upper surface and second spacing ring piece lower surface and contacts, the straight line distance of first spacing ring piece lower surface to the spout bottom.

Through adopting above-mentioned technical scheme for when carrying out membrane separation operation, the cutting edge of separation scraper is not in membrane separation roller butt, can destroy separation fine hair serosa surface structure, promotes fine hair serosa gas permeability.

The present invention may be further configured in a preferred embodiment as: the frame is provided with a cleaning component for cleaning the fluff pulp membrane remained on the surface of the membrane separation roller; the cleaning assembly is located downstream of the separation blade in the rotational direction of the film separation roller.

Through adopting above-mentioned technical scheme, prevent that the influence fine hair serosa rendition of remaining membrane separation roller surface from in membrane separation roller surface to the fine hair serosa, guarantee the quality of fine hair serosa.

To sum up, the utility model discloses a following beneficial technological effect:

1. through a frame, a fixed rod, a separation scraper, a distance adjusting component and a rotating component; the utility model has the advantages of promote fine hair serosa membrane separation effect, reduce the destruction to the scraper structure.

2. Through electric pushing cylinder, calibrated scale, pointer, step motor, but the clockwise turned angle of accurate control separation scraper and the distance of separation scraper and membrane separation roller promote the gas permeability that obtains the fluff pulp membrane and be convenient for the derivation of fluff pulp membrane simultaneously.

3. Through clean subassembly, prevent that the influence fine hair serous membrane on remaining membrane separation roller surface from transferring to the printing on membrane separation roller surface, guarantee the quality of fine hair serous membrane.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

fig. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic structural diagram of the intermediate distance adjusting assembly and the separation scraper of the present invention.

Fig. 4 is a schematic view of the dial structure.

In the figure, 1, a fluff pulp storage tank; 11. a sizing roller; 12. a cloth conveying roller; 13. heating the gel roller; 14. a separation roller set; 141. a cloth separating roller; 142. a first transfer roller; 15. a second transfer roller; 16. a membrane separation roller; 17. a scraper; 2. a frame; 3. fixing the rod; 30. separating the scraper; 4. a distance adjusting component; 41. a connecting rod; 411. a first limit ring block; 42. a slide bar; 420. a slide bar; 421. a chute; 422. a second limit ring block; 43. an electric pushing cylinder; 5. a rotating assembly; 51. a stepping motor; 511. an output shaft; 52. a driving gear; 53. a transmission gear; 6. a dial scale; 60. a pointer; 7. a cleaning assembly; 71. a rotating shaft; 72. a motor; 73. and cleaning the scraper.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, the scraping mechanism for improving the air permeability of the composite material disclosed by the utility model comprises a frame 2, wherein a fixed rod 3 positioned on one side of a membrane separation roller 16 is rotatably connected to the frame 2; the fixed rod 3 is provided with a separation scraper 30; the fixed rod 3 is provided with a distance adjusting component 4 for driving the separation scraper 30 to move radially; the frame 2 is fixedly connected with a rotating component 5 for driving the fixed rod 3 to rotate. A cleaning component 7 for cleaning the fluff pulp membrane remained on the surface of the membrane separation roller 16 is arranged on the frame; the cleaning assembly 7 is located downstream of the separation blade 30 in the rotational direction of the film separation roller 16.

Referring to fig. 3, the distance adjusting assembly 4 includes a connecting rod 41 vertically and fixedly connected to the circumferential direction of the fixing rod 3, and the connecting rod 41 is coaxially provided with a sliding groove 421 facing away from the fixing rod 3; the separation scraper 30 is fixedly connected with a sliding rod 42, and the sliding rod 42 is composed of four sliding rods 420 which are sleeved and slide with each other; one end of the sliding rod 42 is slidably connected in the sliding slot 421 of the connecting rod 41 and the other end is fixedly connected to the separation blade 30. An electric pushing cylinder 43 for driving the separation scraper 30 to move axially along the connecting rod 41 is vertically and fixedly connected with the middle part of the fixing rod 3 in the circumferential direction.

Referring to fig. 3, in order to prevent the sliding rod 42 from being separated from the connecting rod 41, a first limit ring block 411 is fixedly connected to a side wall of the rod end of the sliding rod 42 facing away from the separation blade 30; the inner wall of the opening of the chute 421 is fixedly connected with a second limit ring block 422; the inner diameter of the second limit ring block 422 is equal to the outer diameter of the connecting rod 41; the outer diameter of the first retainer ring block 411 is equal to the inner diameter of the sliding groove 421.

Referring to fig. 2, the rotating assembly 5 includes a stepping motor 51 fixedly connected to the frame 2, a driving gear 52 fixedly connected to an output shaft 511 of the stepping motor 51, a transmission gear 53 engaged with the driving gear 52 and fixedly connected to a rod end of the fixing rod 3 in a circumferential direction, and a radius ratio of the driving gear 52 to the transmission gear 53 is 1: 3. the stepping motor 51 drives the driving gear 52 to rotate clockwise for one circle, the fixing rod 3 rotates clockwise for 120 degrees, and the rotation accuracy of the separation scraper 30 can be improved and controlled.

Referring to fig. 2, when the plane where the blade edge of the separation blade 30 is located is at the initial position, and the plane where the blade edge of the separation blade 30 is located forms a plane angle of 75 °, the bottom of the chute 421 contacts with the lower surface of the first stopper ring 411, and the distance from the blade edge of the separation blade 30 to the circumferential side surface of the film separation roller 16 along the direction of the blade edge of the separation blade 30 is equal to the linear distance from the lower surface of the first stopper ring 411 to the bottom of the chute 421 when the upper surface of the first stopper ring 411 contacts with the lower surface of the second stopper ring 422.

When the separation blade 30 is in the initial position, the edge of the separation blade 30 is directed perpendicular to the surface of the film separation roller 16; when the membrane separation operation is carried out, the stepping motor 51 drives the fixing rod 3 to rotate clockwise, the electric pushing cylinder 43 pushes the separation scraper 30 to move towards the membrane separation roller 16 to the upper surface of the first limit ring block 411 to be abutted against the lower surface of the second limit ring block 422, the surface angle formed by the plane where the cutting edge of the separation scraper 30 is located and the plane where the cutting edge of the separation scraper 30 is located at the initial position is 76 degrees, the air permeability of the prepared fluff pulp membrane can be improved, and the water permeation speed can reach 35s/100 ml.

Referring to fig. 2 and fig. 4, a dial 6 positioned on the circumference of the fixing rod 3 is fixedly connected to the frame 2, and the dial 6 is positioned between the transmission gear 53 and the frame 2; thirty-six scale values around the center of a circle are uniformly marked on the dial 6, and nine scale lines around the center of a circle are uniformly marked between adjacent scale values. The fixed rod 3 is fixedly connected with a pointer 60 which is matched with the dial 6 to indicate the rotation angle of the fixed rod 3 in the circumferential direction, when the separation scraper 30 is at the initial position, the pointer 60 points to the zero scale line of the dial 6, and the scale of the pointer 60 pointing to the dial 6 is the rotation angle of the separation scraper 30.

Referring to fig. 2, the cleaning assembly 7 includes two rotating shafts 71 rotatably connected to the frame 2, each rotating shaft 71 is fixedly connected to a cleaning blade 73, each rotating shaft 71 is separately and fixedly connected to a motor 72 for driving the rotating shaft 71 to rotate along a circumferential direction of a rod end of each rotating shaft 71, and when the cleaning assembly 7 cleans the membrane, the cleaning blade 73 abuts against the surface of the membrane separation roller 16.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an improve scraping mechanism of combined material gas permeability, includes frame (2), its characterized in that: the frame (2) is rotatably connected with a fixed rod (3) positioned on one side of the membrane separation roller (16); a separation scraper (30) is arranged on the fixed rod (3); the fixed rod (3) is provided with a distance adjusting component (4) for driving the separation scraper (30) to move in the radial direction; the rack (2) is fixedly connected with a rotating component (5) which drives the fixed rod (3) to rotate clockwise.

2. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 1, wherein: the distance adjusting assembly (4) comprises a connecting rod (41) which is vertically and fixedly connected to the circumferential direction of the fixing rod (3), a sliding rod (42) which is fixedly connected to the separation scraper (30) and is in sliding connection with the connecting rod (41), and an electric pushing cylinder (43) which is fixedly connected to the fixing rod (3) and is used for driving the separation scraper (30) to move along the axial direction of the connecting rod (41).

3. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 2, wherein: the side wall of the rod end of the sliding rod (42) back to the separation scraper (30) is fixedly connected with a first limit ring block (411); the connecting rod (41) is coaxially provided with a sliding chute (421) for the sliding rod (42) to slide; the inner wall of the opening of the sliding groove (421) is fixedly connected with a second limit ring block (422); the inner diameter of the second limit ring block (422) is equal to the outer diameter of the connecting rod (41); the outer diameter of the first limit ring block (411) is equal to the inner diameter of the sliding groove (421).

4. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 3, wherein: the rotating assembly (5) comprises a stepping motor (51) fixedly connected to the rack (2), a driving gear (52) fixedly connected to an output shaft (511) of the stepping motor (51), and a transmission gear (53) fixedly connected to the circumferential direction of the rod end of the fixing rod (3) and meshed with the driving gear (52), and the radius ratio of the driving gear (52) to the transmission gear (53) is 1: (1.5-4).

5. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 4, wherein: when the separation scraper (30) is at the initial position, the cutting edge of the separation scraper (30) faces to be vertical to the surface of the membrane separation roller (16); when the membrane separation operation is carried out, the fixed rod (3) rotates clockwise, and the plane where the cutting edge of the separation scraper (30) is located at the initial position form a plane angle of 76-80 degrees.

6. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 5, wherein: a dial (6) positioned on the circumferential direction of the fixed rod (3) is fixedly connected to the rack (2); the fixed rod (3) is fixedly connected with a pointer (60) which is matched with the dial (6) to indicate the rotation angle of the fixed rod (3) in the circumferential direction; the dial (6) is positioned between the transmission gear (53) and the frame (2); when the separation scraper (30) is at the initial position, the pointer (60) points to the zero scale line of the dial (6).

7. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 6, wherein: when the plane of the cutting edge of the separation scraper (30) is located and the initial position, the plane of the cutting edge of the separation scraper (30) is located, the plane angle is 75 degrees, when the bottom of the sliding groove (421) is contacted with the lower surface of the first limit ring block (411), the distance from the cutting edge of the separation scraper (30) to the peripheral side surface of the membrane separation roller (16) along the direction of the cutting edge of the separation scraper (30) is equal to the linear distance from the lower surface of the first limit ring block (411) to the bottom of the sliding groove (421) when the upper surface of the first limit ring block (411) is contacted with the lower surface of the second limit ring block (422).

8. The scraping mechanism for improving the air permeability of the composite material as claimed in claim 1, wherein: a cleaning component (7) for cleaning the fluff pulp membrane remained on the surface of the membrane separation roller (16) is arranged on the frame; the cleaning assembly (7) is located downstream of the separation blade (30) in the direction of rotation of the film separation roller (16).