CN210286095U

CN210286095U - Adjustable film winding device

Info

Publication number: CN210286095U
Application number: CN201920990644.8U
Authority: CN
Inventors: 刘江
Original assignee: Zhongshan Hengbao Plastic Packaging Material Co Ltd
Current assignee: Zhongshan Hengbao Plastic Packaging Material Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-10
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses film take-up device with adjustable creation discloses, including mount and the winding roller of being connected with the mount, be provided with two around the axis of winding roller around the arm, divide into first around arm and second around the arm, first around arm and second around the arm branch reside in the both sides of winding roller, first around the arm have first around arm axle and first around the arm body, the second has the second around arm axle and second around the arm body around the arm, be provided with on the mount and adjust first around arm and second around the arm keep away from or be close to the adjustment mechanism of winding roller, the utility model discloses the adjustment mechanism control first around arm and second around the arm keep away from or be close to the winding roller to adjust around the interval between arm and the winding roller, its simple structure and the operation of being convenient for.

Description

Adjustable film winding device

[ technical field ] A method for producing a semiconductor device

The invention relates to a film winding device, in particular to an adjustable film winding device.

[ background of the invention ]

The winding arm of the existing film winding device is fixed and not adjustable, because the winding arm can limit the thickness of the film wound by the winding device and cannot meet the production requirement of a factory, therefore, the winding arm of the winding device can be adjusted according to the required film thickness, so as to meet the production condition or requirement of the factory.

[ summary of the invention ]

In order to solve the above problems, the present invention provides a film winding apparatus capable of adjusting a film thickness according to a demand.

In order to achieve the purpose, the invention provides the following technical scheme:

an adjustable film winding device comprises a fixed frame 1, wherein a feeding roller 91, a flattening roller group 92, a transition roller 93 and a winding roller 2 are connected on the fixed frame, two winding arms are arranged around the axis of the winding roller 2 and are divided into a first winding arm 31 and a second winding arm 32, the first winding arm 31 and the second winding arm 32 are respectively arranged at two sides of the winding roller 2, the first winding arm 31 is provided with a first winding arm shaft 311 and a first winding arm body 312 which rotates relative to the first winding arm shaft 311, the second winding arm 32 is provided with a second winding arm shaft 321 and a second winding arm body 322 which rotates relative to the second winding arm shaft 321, an adjusting mechanism for adjusting the first winding arm 31 and the second winding arm 32 to be far away from or close to the winding roller 2 is arranged on the fixed frame 1, the adjusting mechanism comprises a sliding hole, a link mechanism and an adjusting screw 40 which are arranged on the fixed frame 1, the link mechanism comprises a first link assembly and a second link assembly connected with the first link assembly, the first arm shaft 311 is provided with an insertion part 300 around the arm shaft, the first insertion part 300 around the arm shaft 311 penetrates through the sliding hole and the first link assembly, the second arm shaft 321 is provided with an insertion part 300 around the arm shaft, the second insertion part 300 around the arm shaft 321 penetrates through the sliding hole and the second link assembly, and the adjusting screw 40 drives the link mechanism to adjust that the first arm 31 and the second arm 32 are far away from or close to the winding roller 2.

As a preferred embodiment, further defined is: the first link assembly comprises a first connecting piece 41 and a second connecting piece 42, the second link assembly comprises a third connecting piece 43 and a fourth connecting piece 44, the first connecting piece 41, the second connecting piece 42, the third connecting piece 43 and the fourth connecting piece 44 are sequentially hinged end to end, a hinged shaft of the first connecting piece 41 and the second connecting piece 42 is a first hinged shaft 51, a hinged shaft of the second connecting piece 42 and the third connecting piece 43 is a second hinged shaft 52, a hinged shaft of the third connecting piece 43 and the fourth connecting piece 44 is a third hinged shaft 53, a hinged shaft of the fourth connecting piece 44 and the first connecting piece 41 is a fourth hinged shaft 54, the sliding hole is a first strip-shaped through hole 11, the axis of the winding roller 2 coincides with the center of the first strip-shaped through hole 11, and the inserting part 300 of the first winding arm shaft 311, The insertion portions 300 of the second arm winding shafts 321 are respectively connected to the first hinge shafts 51 and the third hinge shafts 53 through the first bar-shaped through holes 11 in a one-to-one correspondence.

As a preferred embodiment, further defined is: the fixing frame 1 is provided with a containing groove 12 for containing the adjusting mechanism, an opening of the containing groove 12 is provided with a cover plate 13 for covering an opening of the containing groove 12, the cover plate 13 is provided with a second strip-shaped through hole 14 perpendicular to the length direction of the first strip-shaped through hole 11, and the adjusting screw 40 passes through the second strip-shaped through hole 14 and then is respectively connected with the second hinge shaft 52 and the fourth hinge shaft 54 in a one-to-one correspondence manner.

As a preferred embodiment, further defined is: a third connecting rod assembly is arranged between the first connecting rod assembly and the second connecting rod assembly, the third connecting rod assembly comprises a fifth connecting piece 45 and a sixth connecting piece 46, the middle part of the fifth connecting piece 45 is hinged with the middle part of the sixth connecting piece 46, one end of the fifth connecting piece 45 is hinged with one end of the first connecting piece 41, the other end of the fifth connecting piece 45 is hinged with one end of the third connecting piece 43, one end of the sixth connecting piece 46 is hinged with one end of the second connecting piece 42, the other end of the sixth connecting piece 46 is hinged with one end of the fourth connecting piece 44, the other end of the first connecting piece 41 is hinged with the other end of the second connecting piece 42, the other end of the third connecting piece 43 is hinged with the other end of the fourth connecting piece 44, and the hinged shaft of the first connecting piece 41 and the second connecting piece 42 is a first hinged shaft 51, the articulated shaft that third connecting piece 43 and fourth connecting piece 44 are articulated mutually is third articulated shaft 53, the slide opening is first bar through-hole 11, the axis of winding roller 2 all with the center of first bar through-hole 11, the coincidence of the articulated axis of fifth connecting piece 45 and sixth connecting piece 46, first around arm axle 311, second around arm axle 321 all pass first bar through-hole 11 with first articulated shaft 51, third articulated shaft 53 are connected one-to-one.

As a preferred embodiment, further defined is: the fixing frame 1 is provided with a containing groove 12 for containing the adjusting mechanism, an opening of the containing groove 12 is provided with a cover plate 13 for covering an opening of the containing groove 12, the cover plate 13 is provided with a second strip-shaped through hole 14 opposite to the first strip-shaped through hole 11, and the adjusting screw 40 is connected with the first hinge shaft 51 and the third hinge shaft 53 in a one-to-one correspondence manner after penetrating through the second strip-shaped through hole 14.

As a preferred embodiment, further defined is: be located both sides of second bar through-hole 14 all are equipped with the edge the spout 15 that the length direction of second bar through-hole 14 extends, be equipped with the slider 16 with spout 15 looks adaptation in the spout 15, slider 16 wears to be equipped with adjusting screw 40.

As a preferred embodiment, further defined is: the first connecting rod assembly comprises a first connecting piece 41 and a second connecting piece 42, the second connecting rod assembly comprises a third connecting piece 43 and a fourth connecting piece 44, the second connecting piece 42 is hinged with the third connecting piece 43, the fourth connecting piece 44 is hinged with the first connecting piece 41, a hinged shaft of the second connecting piece 42 hinged with the third connecting piece 43 is a second hinged shaft 52, a hinged shaft of the fourth connecting piece 44 hinged with the first connecting piece 41 is a fourth hinged shaft 54, the end part of the second hinged shaft 52 and the end part of the fourth hinged shaft 54 are fixedly connected with the fixed frame 1, the first connecting piece 41, the second connecting piece 42, the third connecting piece 43 and the fourth connecting piece 44 are respectively provided with a limiting through hole 48 extending along the length direction of the first connecting piece, the sliding holes are provided with two and are divided into a first arc-shaped through hole 61 and a second arc-shaped through hole 62, the insertion part 300 of the first arm winding shaft 311 passes through the first arc-shaped through hole 61, the limiting through hole 48 of the first connecting piece 41 and the limiting through hole 48 of the second connecting piece 42 and then is connected with the adjusting screw 40, and the insertion part 300 of the second arm winding shaft 321 passes through the second arc-shaped through hole 62, the limiting through hole 48 of the third connecting piece 43 and the limiting through hole 48 of the fourth connecting piece 44 and then is connected with the adjusting screw 40.

As a preferred embodiment, further defined is: the fixing frame 1 is provided with a containing groove 12 for containing the adjusting mechanism, an opening of the containing groove 12 is provided with a cover plate 13 for covering an opening of the containing groove 12, the cover plate 13 is provided with a third arc-shaped through hole 63 and a fourth arc-shaped through hole 64 which are in one-to-one correspondence with the positions of the first arc-shaped through hole 61 and the second arc-shaped through hole 62, and the adjusting screw 40 is arranged in the third arc-shaped through hole 63 and the fourth arc-shaped through hole 64 in a penetrating manner.

As a preferred embodiment, further defined is: the first arc-shaped through hole 61 and the second arc-shaped through hole 62 have the same shape and size, the distance from the axis of the winding roller 2 to the tangent point of the edge of the first arc-shaped through hole 61 is gradually increased, and the distance from the axis of the winding roller 2 to the tangent point of the edge of the second arc-shaped through hole 62 is gradually increased.

The beneficial effects of the invention are as follows:

1. the adjusting mechanism is a four-bar mechanism, the first winding arm and the second winding arm are adjusted to be far away from or close to the winding roller through the four-bar mechanism, and when the second hinged shaft and the fourth hinged shaft are controlled to be close to or far away from the winding roller, the first hinged shaft and the third hinged shaft are linked to be far away from or close to the winding roller at the same time, so that the first winding arm and the second winding arm are driven to be far away from or close to the winding roller, the structure is simple, and the operation is convenient.

2. The length directions of the second strip-shaped through holes of the second strip-shaped through hole in the first example and the second strip-shaped through hole in the second example are different, the second strip-shaped through hole is perpendicular to the first strip-shaped through hole, and transverse adjustment is achieved; the second strip-shaped through hole is parallel to the second strip-shaped through hole, and vertical adjustment is realized; this is convenient for our different ways of adjustment.

3. In addition to the above-mentioned lateral adjustment and vertical adjustment, the present invention also provides a third embodiment to implement a multi-directional adjustment, so as to facilitate the adjustment operation of the device.

[ description of the drawings ]

FIG. 1 is a schematic diagram of a first embodiment of the present invention;

FIG. 2 is a second structural diagram of the first embodiment of the present invention;

FIG. 3 is an exploded view of a first embodiment of the present invention;

FIG. 4 is a structural diagram of the present invention with a cover plate omitted;

FIG. 5 is a structural diagram of a second embodiment of the present invention;

FIG. 6 is an exploded view of a second embodiment of the present invention;

FIG. 7 is a structural diagram of a second embodiment of the present invention with a cover plate omitted;

FIG. 8 is a structural diagram of a third embodiment of the present invention;

FIG. 9 is a second structural diagram of a third embodiment of the present invention;

FIG. 10 is an exploded view of a third embodiment of the present invention;

fig. 11 is a structural diagram of a third embodiment of the present invention with a cover plate omitted.

[ detailed description ] embodiments

The invention is described in further detail below with reference to the following figures and detailed description:

Referring to fig. 1 to 4, in the first embodiment: the first link assembly comprises a first connecting piece 41 and a second connecting piece 42, the second link assembly comprises a third connecting piece 43 and a fourth connecting piece 44, the first connecting piece 41, the second connecting piece 42, the third connecting piece 43 and the fourth connecting piece 44 are sequentially hinged end to end, a hinged shaft of the first connecting piece 41 and the second connecting piece 42 is a first hinged shaft 51, a hinged shaft of the second connecting piece 42 and the third connecting piece 43 is a second hinged shaft 52, a hinged shaft of the third connecting piece 43 and the fourth connecting piece 44 is a third hinged shaft 53, a hinged shaft of the fourth connecting piece 44 and the first connecting piece 41 is a fourth hinged shaft 54, the sliding hole is a first strip-shaped through hole 11, the axis of the winding roller 2 coincides with the center of the first strip-shaped through hole 11, and the inserting part 300 of the first winding arm shaft 311, The insertion portions 300 of the second arm winding shafts 321 are respectively connected to the first hinge shafts 51 and the third hinge shafts 53 through the first bar-shaped through holes 11 in a one-to-one correspondence. The invention provides a four-bar linkage mechanism for adjusting a first winding arm and a second winding arm to be far away from or close to a winding roller, and when a second hinged shaft and a fourth hinged shaft are controlled to be close to or far away from the winding roller, the first hinged shaft and a third hinged shaft are linked to be far away from or close to the winding roller at the same time, so that the first winding arm and the second winding arm are driven to be far away from or close to the winding roller.

In order to facilitate the installation of the adjusting mechanism and the adjustment operation of the device, the fixing frame 1 is provided with a receiving groove 12 for receiving the adjusting mechanism, an opening of the receiving groove 12 is provided with a cover plate 13 for covering the opening of the receiving groove 12, the cover plate 13 is provided with a second strip-shaped through hole 14 perpendicular to the length direction of the first strip-shaped through hole 11, and the adjusting screw 40 passes through the second strip-shaped through hole 14 and then is respectively connected with the second hinge shaft 52 and the fourth hinge shaft 54 in a one-to-one correspondence manner. Workers need to adjust the winding arm, the adjusting screw is loosened and adjusted to move left and right, the four-bar mechanism is formed by the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece, when the adjusting screw moves left and right, the second hinge shaft and the fourth hinge shaft move left and right along with the adjusting screw, and therefore the first hinge shaft and the third hinge shaft are driven to move up and down, meanwhile, the first winding arm and the second winding arm also move up and down along with the first hinge shaft and the third hinge shaft, so that the workers can adjust the distance between the winding arm and the winding roller according to the thickness of a required production film, and the adjusting screw is locked after being adjusted and played.

Referring to fig. 5 to 7, in the second embodiment: in order to satisfy different adjustment modes, a third connecting rod assembly is arranged between the first connecting rod assembly and the second connecting rod assembly, the third connecting rod assembly comprises a fifth connecting piece 45 and a sixth connecting piece 46, the middle part of the fifth connecting piece 45 is hinged with the middle part of the sixth connecting piece 46, one end of the fifth connecting piece 45 is hinged with one end of the first connecting piece 41, the other end of the fifth connecting piece 45 is hinged with one end of the third connecting piece 43, one end of the sixth connecting piece 46 is hinged with one end of the second connecting piece 42, the other end of the sixth connecting piece 46 is hinged with one end of the fourth connecting piece 44, the other end of the first connecting piece 41 is hinged with the other end of the second connecting piece 42, and the other end of the third connecting piece 43 is hinged with the other end of the fourth connecting piece 44, the articulated shaft that first connecting piece 41 and second connecting piece 42 are articulated mutually is first articulated shaft 51, the articulated shaft that third connecting piece 43 and fourth connecting piece 44 are articulated mutually is third articulated shaft 53, the slide opening is first bar through-hole 11, the axis of winding roller 2 all with the center of first bar through-hole 11, the articulated axis coincidence of fifth connecting piece 45 and sixth connecting piece 46, first around arm axle 311, second around arm axle 321 all pass first bar through-hole 11 with first articulated shaft 51, third articulated shaft 53 are connected one-to-one. The first winding arm and the second winding arm are adjusted to be far away from or close to the winding roller through the link mechanism, and when the first hinge shaft and the third hinge shaft are controlled to be close to or far away from the winding roller, the first winding arm and the second winding arm are driven to be far away from or close to the winding roller.

In order to facilitate the installation of the adjusting mechanism and the adjustment operation of the device, the fixing frame 1 is provided with a containing groove 12 for containing the adjusting mechanism, an opening of the containing groove 12 is provided with a cover plate 13 for covering the opening of the containing groove 12, the cover plate 13 is provided with a second strip-shaped through hole 14 opposite to the first strip-shaped through hole 11, and the adjusting screws 40 are respectively connected with the first hinge shaft 51 and the third hinge shaft 53 in a one-to-one correspondence manner after penetrating through the second strip-shaped through hole 14. When workers need to adjust the winding arm, the adjusting screw is loosened and adjusted to move up and down, so that the first hinge shaft and the third hinge shaft are driven to move up and down, meanwhile, the first winding arm and the second winding arm move up and down along with the first hinge shaft and the third hinge shaft, so that the workers can adjust the distance between the winding arm and the winding roller according to the thickness of a film to be produced, and the adjusting screw is locked after adjustment.

Referring to fig. 2 and 5, the second strip-shaped through hole in the first example and the second strip-shaped through hole in the second example have different length directions, the first strip-shaped through hole is perpendicular to the first strip-shaped through hole, and the second strip-shaped through hole in the second example is adjusted transversely; the second strip-shaped through hole is parallel to the second strip-shaped through hole, and vertical adjustment is realized; this is convenient for our different ways of adjustment.

In order to facilitate the smooth transverse adjustment of the first embodiment and the smooth vertical adjustment of the second embodiment, sliding grooves 15 extending along the length direction of the second strip-shaped through holes 14 are formed in two sides of the second strip-shaped through holes 14, sliding blocks 16 matched with the sliding grooves 15 are arranged in the sliding grooves 15, and the sliding blocks 16 are provided with the adjusting screws 40 in a penetrating mode.

Referring to fig. 8 to 11, in the third embodiment: in addition to the above-mentioned horizontal adjustment manner and vertical adjustment manner, in the third embodiment, we further provide an adjustment manner capable of realizing multiple directions, where the first link assembly includes a first connecting piece 41 and a second connecting piece 42, the second link assembly includes a third connecting piece 43 and a fourth connecting piece 44, the second connecting piece 42 is hinged to the third connecting piece 43, the fourth connecting piece 44 is hinged to the first connecting piece 41, a hinge shaft where the second connecting piece 42 is hinged to the third connecting piece 43 is a second hinge shaft 52, a hinge shaft where the fourth connecting piece 44 is hinged to the first connecting piece 41 is a fourth hinge shaft 54, end portions of the second hinge shaft 52 and the fourth hinge shaft 54 are all fixedly connected to the fixing frame 1, and the first connecting piece 41, the second connecting piece 42, the third connecting piece 43 and the fourth connecting piece 44 are all provided with limiting through holes 48 extending along their own length directions, the slide holes are provided with two and are divided into a first arc-shaped through hole 61 and a second arc-shaped through hole 62, the first insertion part 300 wound around the arm shaft 311 passes through the first arc-shaped through hole 61, the limiting through hole 48 of the first connecting piece 41 and the limiting through hole 48 of the second connecting piece 42 and then is connected with the adjusting screw 40, and the second insertion part 300 wound around the arm shaft 321 passes through the second arc-shaped through hole 62, the limiting through hole 48 of the third connecting piece 43 and the limiting through hole 48 of the fourth connecting piece 44 and then is connected with the adjusting screw 40. The operator can directly adjust first around the arm and the second is kept away from or is close to the winding roller around the arm through adjusting screw, and the operator can drive first around the arm and keep away from or be close to the winding roller selectively through adjusting the rotation of first connecting piece or second connecting piece to and drive the second around the arm and keep away from or be close to the winding roller through adjusting the rotation of third connecting piece or fourth connecting piece, thereby realize adjustment mechanism's diversified angle modulation mode.

In order to facilitate the installation of the adjusting mechanism and the adjustment operation of the device, the fixing frame 1 is provided with a containing groove 12 for containing the adjusting mechanism, an opening of the containing groove 12 is provided with a cover plate 13 for covering the opening of the containing groove 12, the cover plate 13 is provided with a third arc-shaped through hole 63 and a fourth arc-shaped through hole 64 which are in one-to-one correspondence with the positions of the first arc-shaped through hole 61 and the second arc-shaped through hole 62, and the adjusting screw 40 is arranged in the third arc-shaped through hole 63 and the fourth arc-shaped through hole 64 in a penetrating manner.

In order to facilitate more accurate control of the adjusting distance of the adjusting mechanism, the first arc-shaped through hole 61 and the second arc-shaped through hole 62 have the same shape and size, the distance between the axes of the winding roller 2 and the tangent point of the edge of the first arc-shaped through hole 61 is gradually increased, and the distance between the axes of the winding roller 2 and the tangent point of the edge of the second arc-shaped through hole 62 is gradually increased.

Claims

1. The utility model provides a film take-up device with adjustable, including mount (1), be connected with feed roll (91), flat roller set (92), transition roller (93) and winding roller (2) on the mount, its characterized in that: two winding arms are arranged around the axis of the winding roller (2) and are divided into a first winding arm (31) and a second winding arm (32), the first winding arm (31) and the second winding arm (32) are respectively arranged at two sides of the winding roller (2), the first winding arm (31) is provided with a first winding arm shaft (311) and a first winding arm body (312) rotating relative to the first winding arm shaft (311), the second winding arm (32) is provided with a second winding arm shaft (321) and a second winding arm body (322) rotating relative to the second winding arm shaft (321), the fixing frame (1) is provided with an adjusting mechanism for adjusting the first winding arm (31) and the second winding arm (32) to be far away from or close to the winding roller (2), the adjusting mechanism comprises a sliding hole arranged on the fixing frame (1), a connecting rod mechanism and an adjusting screw (40), and the connecting rod mechanism comprises a first connecting rod assembly and a second connecting rod assembly connected with the first connecting rod assembly, the first arm shaft (311) of winding is provided with an insertion part (300), the first insertion part (300) of winding arm shaft (311) passes the slide hole and is connected with the first connecting rod group, the second arm shaft (321) of winding is provided with an insertion part (300), the second insertion part (300) of winding arm shaft (321) passes the slide hole and is connected with the second connecting rod group, adjusting screw (40) drives the link mechanism so as to adjust the first arm (31) of winding, the second arm (32) of winding are far away from or are close to the winding roller (2).

2. The adjustable film winding device according to claim 1, wherein the first connecting rod assembly comprises a first connecting member (41) and a second connecting member (42), the second connecting rod assembly comprises a third connecting member (43) and a fourth connecting member (44), the first connecting member (41), the second connecting member (42), the third connecting member (43) and the fourth connecting member (44) are sequentially hinged end to end, a hinge axis of the first connecting member (41) to the second connecting member (42) is a first hinge axis (51), a hinge axis of the second connecting member (42) to the third connecting member (43) is a second hinge axis (52), a hinge axis of the third connecting member (43) to the fourth connecting member (44) is a third hinge axis (53), and a hinge axis of the fourth connecting member (44) to the first connecting member (41) is a fourth hinge axis (54), the sliding hole is a first strip-shaped through hole (11), the axis of the winding roller (2) is overlapped with the center of the first strip-shaped through hole (11), and the first insertion part (300) of the arm shaft (311) and the second insertion part (300) of the arm shaft (321) penetrate through the first strip-shaped through hole (11) to be connected with the first hinge shaft (51) and the third hinge shaft (53) in a one-to-one correspondence mode.

3. The adjustable film winding device according to claim 2, wherein the fixing frame (1) is provided with a receiving groove (12) for receiving the adjusting mechanism, a cover plate (13) for covering the opening of the receiving groove (12) is disposed at the opening of the receiving groove (12), a second strip-shaped through hole (14) perpendicular to the length direction of the first strip-shaped through hole (11) is formed in the cover plate (13), and the adjusting screw (40) is connected with the second hinge shaft (52) and the fourth hinge shaft (54) in a one-to-one correspondence manner after passing through the second strip-shaped through hole (14).

4. The adjustable film winding device according to claim 2, wherein a third connecting rod assembly is provided between the first connecting rod assembly and the second connecting rod assembly, the third connecting rod assembly comprises a fifth connecting member (45) and a sixth connecting member (46), the middle of the fifth connecting member (45) is hinged to the middle of the sixth connecting member (46), one end of the fifth connecting member (45) is hinged to one end of the first connecting member (41), the other end of the fifth connecting member (45) is hinged to one end of the third connecting member (43), one end of the sixth connecting member (46) is hinged to one end of the second connecting member (42), the other end of the sixth connecting member (46) is hinged to one end of the fourth connecting member (44), and the other end of the first connecting member (41) is hinged to the other end of the second connecting member (42), the other end of third connecting piece (43) is articulated with the other end of fourth connecting piece (44), the axis of winding roller (2) all with the center of first bar through-hole (11), the articulated axis coincidence of fifth connecting piece (45) and sixth connecting piece (46), first around arm axle (311), second around arm axle (321) all pass first bar through-hole (11) with first articulated shaft (51), third articulated shaft (53) are connected one-to-one.

5. The adjustable film winding device according to claim 4, wherein the fixing frame (1) is provided with a receiving groove (12) for receiving the adjusting mechanism, a cover plate (13) for covering the opening of the receiving groove (12) is disposed at the opening of the receiving groove (12), a second strip-shaped through hole (14) opposite to the first strip-shaped through hole (11) is formed in the cover plate (13), and the adjusting screw (40) is connected with the first hinge shaft (51) and the third hinge shaft (53) in a one-to-one correspondence manner after passing through the second strip-shaped through hole (14).

6. The adjustable film winding device according to claim 3 or 5, wherein sliding grooves (15) extending along the length direction of the second strip-shaped through hole (14) are formed at both sides of the second strip-shaped through hole (14), a sliding block (16) matched with the sliding grooves (15) is arranged in the sliding grooves (15), and the adjusting screw (40) is arranged in the sliding block (16) in a penetrating manner.

7. An adjustable film winding device according to claim 1, wherein the first link assembly comprises a first connecting member (41) and a second connecting member (42), the second link assembly comprises a third connecting member (43) and a fourth connecting member (44), the second connecting member (42) is hinged to the third connecting member (43), the fourth connecting member (44) is hinged to the first connecting member (41), the hinge axis of the second connecting member (42) to the third connecting member (43) is a second hinge axis (52), the hinge axis of the fourth connecting member (44) to the first connecting member (41) is a fourth hinge axis (54), both the end of the second hinge axis (52) and the end of the fourth hinge axis (54) are fixedly connected to the fixed frame (1), and the first connecting member (41), the second connecting member (42) and the fourth hinge axis (54) are fixedly connected to the fixed frame (1), and the first connecting member (41), the second connecting member (42) are fixedly connected to the fixed frame (1), Third connecting piece (43) and fourth connecting piece (44) all set up along spacing through-hole (48) that its self length direction extends, the slide opening is provided with two, divide into first arc through-hole (61) and second arc through-hole (62), first insert portion (300) around arm axle (311) pass behind spacing through-hole (48) of first arc through-hole (61), first connecting piece (41), second connecting piece (42) with adjusting screw (40) are connected, the second passes around insert portion (300) of arm axle (321) behind spacing through-hole (48) of second arc through-hole (62), third connecting piece (43), fourth connecting piece (44) with adjusting screw (40) are connected.

8. The adjustable film winding device according to claim 7, wherein the fixing frame (1) is provided with a receiving groove (12) for receiving the adjusting mechanism, a cover plate (13) for covering the opening of the receiving groove (12) is disposed at the opening of the receiving groove (12), the cover plate (13) is provided with a third arc through hole (63) and a fourth arc through hole (64) corresponding to the first arc through hole (61) and the second arc through hole (62) in position one to one, and the adjusting screw (40) is inserted into the third arc through hole (63) and the fourth arc through hole (64).

9. The adjustable film winding apparatus according to claim 8, wherein the first arc-shaped through hole (61) and the second arc-shaped through hole (62) have the same shape and size, the distance between the axial center of the winding roll (2) and the tangent point of the edge of the first arc-shaped through hole (61) is gradually increased, and the distance between the axial center of the winding roll (2) and the tangent point of the edge of the second arc-shaped through hole (62) is gradually increased.