阅读说明：本技术 一种薄膜摊铺自动收放防拉扯装置 (Automatic film spreading, retracting and pulling prevention device ) 是由 贾鹏秀 谭兵 赵乐乐 于 2019-10-17 设计创作，主要内容包括：本发明公开了一种薄膜摊铺自动收放防拉扯装置,包括支撑架,所述支撑架的一侧中心设置有转动轮,所述转动轮的外部呈换环绕设置有防滑套,所述转动轮的两端均设置有转动杆,所述转动杆远离转动轮的一端设置有转动齿轮,所述支撑架的底部设置有滚动轮,所述滚动轮通过齿带与转动齿轮相互转动连接。本发明滚动轮带动齿带进行转动,进而带转动杆一端的转动齿轮旋转,通过转动齿轮带动转动轮进行转动,由于转动轮的直径与滚动轮的直径相同,转动轮与滚动轮的转动速度相同,底部的螺旋叶片向两侧拉伸,到达与薄膜相同宽度的位置,具备可同步展开防止撕裂、可反向旋转回收、可适用于不同宽度的薄膜,无需调节的优点。(The invention discloses an automatic film spreading, retracting and pulling-preventing device which comprises a supporting frame, wherein a rotating wheel is arranged at the center of one side of the supporting frame, an anti-skidding sleeve is arranged outside the rotating wheel in a replaceable and surrounding manner, rotating rods are arranged at two ends of the rotating wheel, a rotating gear is arranged at one end of each rotating rod, which is far away from the corresponding rotating wheel, a rolling wheel is arranged at the bottom of the supporting frame, and the rolling wheel is mutually and rotatably connected with the corresponding rotating gear through a toothed belt. The rolling wheel drives the toothed belt to rotate, the rotating gear at one end of the rotating rod is further driven to rotate, the rotating gear drives the rotating wheel to rotate, the diameter of the rotating wheel is the same as that of the rolling wheel, the rotating speed of the rotating wheel is the same as that of the rolling wheel, the helical blades at the bottom are stretched towards two sides to reach the position with the same width as that of the film, and the film stretching device has the advantages of being capable of synchronously unfolding to prevent tearing, being reversely rotated to recover, being suitable for films with different widths and being free of adjustment.)

1. The utility model provides a film paves automatic receipts and releases and prevents dragging device, includes support frame (1), its characterized in that: the anti-skidding support frame is characterized in that a rotating wheel (2) is arranged at the center of one side of the support frame (1), an anti-skidding sleeve (3) is arranged around the rotating wheel (2) in an exchanging mode, rotating rods (4) are arranged at two ends of the rotating wheel (2), a rotating gear (5) is arranged at one end, away from the rotating wheel (2), of each rotating rod (4), a rolling wheel (6) is arranged at the bottom of the support frame (1), the rolling wheel (6) is rotatably connected with the rotating gear (5) through a toothed belt (7), a clamping block (8) is arranged at one side, close to the rotating wheel (2), of the bottom of each rotating rod (4), a telescopic spring (9) is arranged at one end, away from the rotating wheel (2), of each clamping block (8), a first telescopic rod (10) is arranged inside the telescopic spring (9), and a supporting block (11) is arranged at one end, away from the, the pressure spring (12) is arranged at the center of the interior of the supporting block (11), a second telescopic rod (13) is arranged at the bottom of one side, close to the first telescopic rod (10), of the clamping block (8), a first connecting rod (14) is arranged at the bottom of the second telescopic rod (13), a first sliding ring (15) is arranged on the surface of the first connecting rod (14) in a surrounding mode, and spiral blades (16) are arranged at the bottom of the first sliding ring (15).

2. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: a second connecting rod (17) is arranged on one side of the first connecting rod (14), a second sliding ring (18) is arranged outside the second connecting rod (17) in a surrounding mode, the second sliding ring (18) is connected with the first sliding ring (15) in a mutual rotating mode, and shifting pieces (19) are arranged at the bottom of the second sliding ring (18).

3. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: two sides of the helical blade (16) are rotationally connected with the first sliding ring (15) through connecting bearings, and the second telescopic rod (13) is rotationally connected with the first sliding ring (15).

4. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: the middle part of cingulum (7) is provided with pulley (20), pulley (20) are through dead lever (21) and support frame (1) reciprocal anchorage, one side and pulley (20) the rotation connection each other of cingulum (7).

5. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: one side of the rolling wheel (6) is rotationally connected with the supporting frame (1) through a connecting block, one side of the rolling wheel (6) close to the anti-skidding sleeve (3) is provided with a rotating gear (5), and the rolling wheel (6) is rotationally connected with the toothed belt (7) through the rotating gear (5).

6. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: the supporting device is characterized in that a groove is formed in the center of the interior of the supporting block (11), one end, far away from the clamping block (8), of the first telescopic rod (10) is located inside the groove, the bottom of the first telescopic rod (10) is rotatably connected with the pressure spring (12), and the bottom of the pressure spring (12) is fixedly connected with the supporting frame (1).

7. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: fixture block (8) are hopper-shaped and set up, first telescopic link (10) and fixture block (8) mutual fixed connection, one side that first telescopic link (10) was kept away from in fixture block (8) is provided with rolling bearing, fixture block (8) and expanding spring (9) rotation each other are connected.

8. The automatic film paving, collecting and releasing and pulling-preventing device as claimed in claim 1, is characterized in that: the outer diameter of the anti-skidding sleeve (3) is the same as the diameter of the rolling wheel (6), the shifting piece (19) is arranged in an arc shape, the spiral blade (16) is arranged in a spiral shape, the spiral directions of two ends of the spiral blade (16) are opposite, and the spiral blade (16) is in a flat shape.

Technical Field

The invention relates to the technical field of films, in particular to an automatic take-up and pay-off anti-pulling device for film paving.

Background

The film material is a very common industrial material in our daily life, the film has the characteristics of light weight, large coverage area, impermeability and the like, and can be made into various transparent colors, so the film material is widely used in the professional fields of product packaging, production isolation, building pavement and the like, for example, when a processing factory dries part of materials, the film is usually laid on the ground, then the raw materials are placed on the surface of the film for drying, the traditional film paver usually uses simple manpower to unfold the film, and some special pavers are also used in part of industries.

But traditional film is difficult to retrieve after the use is accomplished, because the performance of film is relatively poor, can make the film soften when accomodating after shining for a long time, the manual work is dragged and is caused tearing easily, and the film is when using, traditional laminating machine drives the film roller through the friction of ground with the film and expandes, this can cause the surface fish tail of film, destroy the wholeness, but a small number of initiative pivoted laminating machines, the speed of expansion of film is different with the speed of marcing of machine, can cause the excessive straining or lax of film like this, excessive lax causes to waste again, and traditional machine is when the film of different width of installation, it is very troublesome still to need respectively adjust, increase the manual operation complexity, many equipment on the market also lack the film and accomodate the function.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the automatic film spreading, retracting and pulling prevention device, which has the advantages of synchronous unfolding, tearing prevention, reverse rotation and recovery, applicability to films with different widths, no need of adjustment and solves the problems of poor universality, inconvenience in spreading and retracting and easiness in tearing of the traditional equipment.

(II) technical scheme

In order to realize the purposes of synchronously unfolding, preventing tearing, reversely rotating, recovering, being suitable for films with different widths and not needing to be adjusted, the invention provides the following technical scheme: an automatic film spreading, retracting and pulling prevention device comprises a support frame, wherein a rotating wheel is arranged at the center of one side of the support frame, an anti-slip sleeve is arranged outside the rotating wheel in a replaceable manner, rotating rods are arranged at two ends of the rotating wheel, a rotating gear is arranged at one end of each rotating rod, which is far away from the rotating wheel, a rolling wheel is arranged at the bottom of the support frame and is mutually and rotatably connected with the rotating gear through a toothed belt, a clamping block is arranged at one side, which is close to the rotating wheel, of the bottom of each rotating rod, a telescopic spring is arranged at one end, which is far away from the rotating wheel, of each clamping block, a first telescopic rod is arranged inside each telescopic spring, a support block is arranged at one end, which is far away from the clamping block, of each first telescopic rod, a pressure spring is arranged at, the bottom of the second telescopic link is provided with a first connecting rod, the surface of the first connecting rod is provided with a first sliding ring in a surrounding mode, and the bottom of the first sliding ring is provided with helical blades.

Preferably, a second connecting rod is arranged on one side of the first connecting rod, a second sliding ring is arranged outside the second connecting rod in a surrounding mode, the second sliding ring and the first sliding ring are connected in a rotating mode, shifting pieces are arranged at the bottom of the second sliding ring, and the second sliding ring and the first sliding ring are made of metal.

Preferably, two sides of the helical blade are mutually rotatably connected with the first sliding ring through a connecting bearing, and the second telescopic rod is mutually rotatably connected with the first sliding ring.

Preferably, the middle part of cingulum is provided with the pulley, the pulley passes through the dead lever and fixes each other with the support frame, one side and the pulley rotation each other of cingulum are connected, the support frame is made for the metal.

Preferably, one side of the rolling wheel is rotatably connected with the supporting frame through a connecting block, one side of the rolling wheel, which is close to the anti-skid sleeve, is provided with a rotating gear, the rolling wheel is rotatably connected with the toothed belt through the rotating gear, one side of the inside of the rolling wheel is provided with a rotating motor, and the rotating motor drives the equipment to rotate.

Preferably, a groove is formed in the center of the inside of the supporting block, one end, far away from the clamping block, of the first telescopic rod is located inside the groove, the bottom of the first telescopic rod is rotatably connected with the pressure spring, the bottom of the pressure spring is fixedly connected with the supporting frame, and the first telescopic rod is made of metal.

Preferably, the fixture block is funnel-shaped, first telescopic link and fixture block mutual fixed connection, one side that first telescopic link was kept away from to the fixture block is provided with rolling bearing, the fixture block is connected with expanding spring rotation, fixture block self toper part is rotatable.

Preferably, the outer diameter of the anti-skid sleeve is the same as the diameter of the rolling wheel, the shifting piece is arranged in an arc shape, the spiral blade is arranged in a spiral shape, the spiral directions of two ends of the spiral blade are opposite, the spiral blade is in a flat shape, the spiral blade has strong elasticity, and the shifting piece is made of metal.

Advantageous effects

Compared with the prior art, the invention provides an automatic film spreading, retracting and pulling prevention device, which has the following beneficial effects:

1. when using, place a film section of thick bamboo in two fixture block centers, and it rises to drive first telescopic link through compression spring, and then drive the fixture block and rise, and then it rises to drive the film, make film laminating antiskid cover, it rotates to drive the cingulum through the wheel that rolls, and then the running gear of taking dwang one end is rotatory, and then it rotates to drive the running wheel through running gear, because the diameter that rotates the wheel is the same with the diameter of the wheel that rolls, and then it is the same with the slew velocity of the wheel that rolls to make the running wheel, and then it rotates to drive the film, it presses it on the surface of planting soil to expand through helical blade, the rethread plectrum is fixed with both sides earth turning.

2. Sprouting at the plant, when not needing the cover film, with the one end reconnection of film to the fixture block center, reverse pulling device for the plectrum is taken off the earth of both sides, and rethread helical blade rotates the earth on film surface to both sides, and then makes the earth of top surface clear away, and then drives the cingulum through the wheel that rolls and rotate, drives the antiskid cover at last and rotates, drives the film through the antiskid cover and rotates, and the film is accomodate in the reversal, accomplishes the recovery work, prevents white pollution.

3. When placing the film of different width, roll up the center of horizontally joint at two fixture blocks with the film, expanding spring inseparable makes the rigidity of film with the fixture block top at the lateral wall of film, and because the fixture block passes through second telescopic link and first sliding ring interconnect, and then it is tensile to both sides to drive the helical blade of bottom, reach the position with the same width of film, can push down the film, because first sliding ring and second sliding ring interconnect, and then drive the second sliding ring and rotate, and then the plectrum that drives the bottom removes the both sides outside of film, and then cover earth at the top of film, need not artifical extra operation, therefore, the clothes hanger is very convenient, and labor is saved.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is an elevational view of the structure of the present invention in an operative condition;

FIG. 3 is a side view of the structure of the present invention;

fig. 4 is a structural section view of the connection part of the first slip ring and the second slip ring in the structure of the invention.

In the figure: 1. a support frame; 2. a rotating wheel; 3. an anti-slip sleeve; 4. rotating the rod; 5. a rotating gear; 6. a rolling wheel; 7. a toothed belt; 8. a clamping block; 9. a tension spring; 10. a first telescopic rod; 11. a support block; 12. a pressure spring; 13. a second telescopic rod; 14. a first connecting rod; 15. a first slip ring; 16. a helical blade; 17. a second connecting rod; 18. a second slip ring; 19. a shifting sheet; 20. a pulley; 21. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without any creative effort are within the protection scope of the present invention.

Referring to fig. 1-4, an automatic retracting and releasing anti-pulling device for thin film paving comprises a supporting frame 1, a rotating wheel 2 is arranged at the center of one side of the supporting frame 1, an anti-slip sleeve 3 is arranged around the outside of the rotating wheel 2, rotating rods 4 are arranged at both ends of the rotating wheel 2, a rotating gear 5 is arranged at one end of each rotating rod 4 away from the rotating wheel 2, a rolling wheel 6 is arranged at the bottom of the supporting frame 1, the rolling wheel 6 is rotationally connected with the rotating gear 5 through a toothed belt 7, a clamping block 8 is arranged at one side of the bottom of each rotating rod 4 close to the rotating wheel 2, a telescopic spring 9 is arranged at one end of each clamping block 8 away from the rotating wheel 2, a first telescopic rod 10 is arranged inside each telescopic spring 9, a supporting block 11 is arranged at one end of each first telescopic rod 10 away from the clamping block 8, a pressure spring 12 is arranged at the center inside of the supporting block, the bottom of the second telescopic rod 13 is provided with a first connecting rod 14, the surface of the first connecting rod 14 is provided with a first sliding ring 15 in a surrounding manner, and the bottom of the first sliding ring 15 is provided with a helical blade 16.

A second connecting rod 17 is arranged on one side of the first connecting rod 14, a second sliding ring 18 is arranged around the outside of the second connecting rod 17, the second sliding ring 18 and the first sliding ring 15 are mutually rotatably connected, the bottom of each second sliding ring 18 is provided with a shifting piece 19, and the second sliding ring 18 and the first sliding ring 15 are both made of metal.

The both sides of helical blade 16 are connected through connecting bearing and first sliding ring 15 mutual rotation, and second telescopic link 13 is connected with first sliding ring 15 mutual rotation, because first sliding ring 15 and second sliding ring 18 interconnect, and then drive second sliding ring 18 and rotate.

The middle part of cingulum 7 is provided with pulley 20, and pulley 20 passes through dead lever 21 and support frame 1 reciprocal anchorage, and one side and the pulley 20 mutual rotation of cingulum 7 are connected, and support frame 1 is made for the metal, prevents the cingulum 7 overlength, takes place great rocking when rotating.

One side of the wheel 6 that rolls is passed through the connecting block and is connected with 1 rotation of support frame, one side that the wheel 6 that rolls is close to antiskid cover 3 is provided with running gear 5, the wheel 6 that rolls is connected with 7 rotations of cingulum through running gear 5, inside one side of the wheel 6 that rolls is provided with the rotation motor, drive equipment through rotating the motor and rotate, drive cingulum 7 through the wheel 6 that rolls and rotate, and then it is rotatory to take the running gear 5 of 4 one ends of dwang, and then drive through running gear 5 and rotate wheel 2 and rotate.

The inside center of supporting shoe 11 is provided with the recess, and the one end that fixture block 8 was kept away from to first telescopic link 10 is located inside the recess, and the bottom and the pressure spring 12 mutual rotation of first telescopic link 10 are connected, and pressure spring 12's bottom and 1 fixed connection of support frame, first telescopic link 10 are made for the metal, and pressure spring 12 drives first telescopic link 10 and rises, and then drives fixture block 8 and rise, and then drives the film and rise.

The fixture block 8 is hopper-shaped, and first telescopic link 10 and the mutual fixed connection of fixture block 8, one side that first telescopic link 10 was kept away from to fixture block 8 are provided with rolling bearing, and fixture block 8 is connected with expanding spring 9 rotation each other, and fixture block 8 self toper part is rotatable, and expanding spring 9 is inseparable pushes up fixture block 8 at the lateral wall of film for the position of film is fixed.

The outside diameter of antiskid cover 3 is the same with the diameter of rolling wheel 6, and plectrum 19 is the arc setting, and helical blade 16 is the spiral setting, and helical blade 16's both ends spiral direction is opposite, and helical blade 16 is the platykurtic, and helical blade 16 has stronger elasticity, and plectrum 19 is made for the metal, and helical blade 16 stretches to both sides, reaches the position with the same width of film, can push down the film.

The working principle is as follows: when the film pressing device is used, a film barrel is placed at the center of the two clamping blocks 8, when films with different widths are placed, the telescopic springs 9 tightly press the clamping blocks 8 against the side walls of the films, so that the positions of the films are fixed, the clamping blocks 8 are connected with the first sliding ring 15 through the second telescopic rods 13, the helical blades 16 at the bottom are driven to stretch towards two sides and reach positions with the same width as the films, the films can be pressed, the first sliding ring 15 is connected with the second sliding ring 18, the second sliding ring 18 is driven to rotate, the shifting pieces 19 at the bottom are driven to move to the outer parts of two sides of the films, manual additional operation is not needed, the film pressing device is very convenient and labor-saving, the first telescopic rods 10 are driven to ascend through the pressure springs 12, the clamping blocks 8 are driven to ascend, the films are driven to be attached to the antiskid sleeves 3, the toothed belts 7 are driven to rotate through the rolling, then the rotating gear 5 at one end of the rotating rod 4 is rotated, and then the rotating gear 5 drives the rotating wheel 2 to rotate, because the diameter of the rotating wheel 2 is the same as that of the rolling wheel 6, and further the rotating speed of the rotating wheel 2 is the same as that of the rolling wheel 6, and further the thin film is driven to rotate and expand, the thin film is pressed on the surface of planting soil through the spiral blade 16, then soil at two sides is turned over and fixed through the poking sheet 19, when plants germinate, and the thin film does not need to be covered, one end of the thin film is reconnected to the center of the clamping block 8, the reverse pulling device is used for leading the poking sheet 19 to pull the soil at two sides open, then the soil at the surface of the thin film is rotated to two sides through the spiral blade 16, and further the soil at the top surface is removed, and then the toothed belt 7 is driven to rotate through the rolling wheel 6, and the film is reversely stored, so that the recovery work is finished, and the white pollution is prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.