CN218196917U - Stretching device - Google Patents

Abstract

The utility model provides a stretching device relates to stretching device technical field, the on-line screen storage device comprises a base, the fixed surface of base installs the riser, the fixed surface symmetry of riser installs the motor, the rectangular channel has been seted up on the surface of riser, the rectangle frame is equipped with admittedly in the outside of rectangular channel, the inside sliding connection of rectangle frame has the connecting block, the inside rotation of rectangle frame is connected with the threaded rod. The utility model discloses, through setting up this guide roller, when needing tensile different membrane, the staff can be through rotating the threaded rod, make the connecting block reciprocate along the threaded rod, thereby make the connecting block drive the guide roller and reciprocate, so that the guide roller can obtain the modulation to the guide position of membrane, make the membrane length between the conveying roller adjust, can obtain the adjustment in the tensile interval of membrane, thereby reach better tensile result of use, and whole process easy operation is swift, make things convenient for the staff to adjust the use.

Description

Stretching device

Technical Field

The utility model relates to a stretching device technical field especially relates to a stretching device.

Background

In the manufacturing process of plastic film, PET film, tensile membrane, often need use stretching device to stretch the processing to the membrane, and current stretching device is in the use, often need reserve certain tensile interval for the membrane to the membrane can be stretched evenly, but the tensile interval that current stretching device reserved is often comparatively fixed, when needing to carry out the not tensile of equidimension to the membrane of difference, often be difficult to adjust the use to the length of tensile interval, be difficult to reach better result of use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a stretching device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a stretching device, the on-line screen storage device comprises a base, the fixed surface of base installs the riser, the surperficial symmetry fixed mounting of riser has the motor, the rectangular channel has been seted up on the surface of riser, the rectangle frame is equipped with admittedly in the outside of rectangular channel, the inside sliding connection of rectangle frame has the connecting block, the inside rotation of rectangle frame is connected with the threaded rod, the threaded hole is seted up on the surface of connecting block, the screw hole meshes with the threaded rod mutually, the conveying roller is installed to the output of motor, the surface of connecting block rotates and is connected with the guide roller, the top fixed mounting that the surface of riser is located the conveying roller has the bullet round pin, the sliding surface of bullet round pin is connected with the rectangular block, the outside of rectangular block rotates and is connected with the compression roller.

In order to make the connecting block remove stably, the utility model discloses an improvement has, the slide bar is equipped with admittedly on the surface of rectangle frame, connecting block and slide bar sliding connection.

For the convenience rotate the threaded rod, the utility model discloses an improvement has, the through-hole has been seted up to the one end of threaded rod, the inside cover of through-hole is equipped with the straight-bar.

In order to prevent the riser from rocking easily, the utility model discloses an improvement has, the reinforcing plate is equipped with admittedly between riser and the base, the reinforcing plate is the symmetric distribution.

In order to make the base lay stably, the utility model discloses an improvement has, the bottom of base is provided with bearing structure, bearing structure includes a screw thread section of thick bamboo, a screw thread section of thick bamboo and base fixed connection, the inside cover of a screw thread section of thick bamboo is equipped with the hand and twists the bolt, the bottom rotation that the bolt was twisted to the hand is connected with the chassis.

In order to prevent the base from moving easily, the utility model discloses an improvement has, the fixed surface on chassis installs the rubber pad.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses in, through setting up this guide roller, when needing tensile different membranes, the staff can be through rotating the threaded rod, make the connecting block reciprocate along the threaded rod, thereby make the connecting block drive the guide roller and reciprocate, so that the guide roller can obtain the modulation to the guide position of membrane, make the membrane length between the conveying roller adjust, can obtain the adjustment in the tensile interval of membrane, thereby reach better tensile result of use, and whole process operation is simple swift, make things convenient for the staff to adjust the use.

2. The utility model discloses in, through setting up this bearing structure, when the ground is uneven, the staff can twist the hand and twist the bolt, makes the hand twist the bolt and reciprocate along a screw thread section of thick bamboo to make each chassis homoenergetic contact ground, support the base, prevent that the base from rocking easily in the use, so that the base is more stable, makes the use that whole device can be more stable.

Drawings

Fig. 1 is a schematic view of the overall structure of a stretching device according to the present invention;

fig. 2 is a schematic structural view of a drawing device shown in fig. 1;

fig. 3 is a schematic structural view of the stretching device in a bottom view according to the present invention;

fig. 4 is a schematic structural diagram of a rear view of the stretching device of the present invention.

Illustration of the drawings:

1. a base; 2. a vertical plate; 3. a motor; 4. a rectangular frame; 5. connecting blocks; 6. a threaded rod; 7. a conveying roller; 8. a guide roller; 9. a spring pin; 10. a rectangular block; 11. a compression roller; 12. a straight rod; 13. a threaded barrel; 14. screwing the bolt by hand; 15. a chassis.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example one

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a stretching device, the on-line screen storage device comprises a base 1, base 1's fixed surface installs riser 2, the fixed surface symmetry fixed mounting of riser 2 has motor 3, the rectangular channel has been seted up on riser 2's surface, rectangular channel's the outside is equipped with rectangle frame 4 admittedly, rectangle frame 4's inside sliding connection has connecting block 5, rectangle frame 4's inside rotation is connected with threaded rod 6, threaded hole is seted up on connecting block 5's surface, the screw hole meshes with threaded rod 6 mutually, conveying roller 7 is installed to motor 3's output, connecting block 5's surface rotation is connected with guide roller 8, riser 2's surface is located conveying roller 7's top fixed mounting has bullet round pin 9, the surface sliding connection of bullet round pin 9 has rectangular block 10, rectangular block 10's outside rotation is connected with compression roller 11, when needing tensile different membranes, the staff can be through rotating threaded rod 6, make connecting block 5 reciprocate along threaded rod 6, thereby make connecting block 5 drive guide roller 8 reciprocate, so that guide roller 8 can obtain the modulation to the guiding position of membrane, make the membrane length between the conveying roller 7 adjust, can obtain the adjustment, can the tensile interval of membrane, thereby reach better tensile effect, and reach the convenience is swift, the staff.

As shown in fig. 1-4, a slide bar is fixedly arranged on the surface of the rectangular frame 4, the connecting block 5 is slidably connected with the slide bar, the slide bar can limit the movement of the connecting block 5, so that the connecting block 5 can move stably, a through hole is formed in one end of the threaded rod 6, a straight rod 12 is sleeved inside the through hole, and therefore a worker can drive the threaded rod 6 to rotate with the straight rod 12 in a labor-saving manner, reinforcing plates are fixedly arranged between the vertical plate 2 and the base 1 and are symmetrically distributed, the reinforcing plates can improve the fixing strength between the vertical plate 2 and the base 1, and the vertical plate 2 is prevented from easily shaking.

Example two

As shown in fig. 1-3, the bottom of base 1 is provided with bearing structure, bearing structure includes a screw thread section of thick bamboo 13, a screw thread section of thick bamboo 13 and base 1 fixed connection, the inside cover of screw thread section of thick bamboo 13 is equipped with hand-screwed bolt 14, the bottom of hand-screwed bolt 14 is rotated and is connected with chassis 15, when the ground is uneven, the staff can twist hand-screwed bolt 14, make hand-screwed bolt 14 reciprocate along screw thread section of thick bamboo 13, thereby make each chassis 15 homoenergetic contact ground, support base 1, prevent that base 1 from in the use, rock easily, so that base 1 is more stable, make whole device can more stable use.

As shown in fig. 1-3, a rubber pad is fixedly mounted on the surface of the chassis 15, and the rubber pad can increase the friction force between the chassis 15 and the ground, so as to prevent the base 1 from easily moving on the ground.

The working principle is as follows: when the film stretching device is used, a film to be stretched can pass through a space between the conveying roller 7 and the compression roller 11 on the left side, then the film bypasses the guide roller 8, and the film passes through a space between the conveying roller 7 and the compression roller 11 on the right side, so that the elastic pin 9 can push the rectangular block 10, the compression roller 11 can press the film between the compression roller 11 and the conveying roller 7, the film is prevented from sliding with the conveying roller 7, namely, the motors 3 on the left side and the right side can be controlled to start, the conveying roller 7 can rotate to convey the film, meanwhile, the rotating speed of the motor 3 on the right side is controlled to be larger than that of the motor 3 on the left side, the film between the conveying rollers 7 can be stretched under the action of the rotating speed difference, the guide roller 8 can guide and stretch the film, meanwhile, the films between the conveying rollers 7 are reserved stretching intervals, when different films need to be stretched, a worker can stir the straight rod 12 to drive the straight rod 6 to rotate, make connecting block 5 reciprocate along threaded rod 6, and the slide bar can restrict the removal of connecting block 5, make connecting block 5 remove stably, thereby make connecting block 5 can drive guide roller 8 and reciprocate, so as to adjust the membrane length between the conveying roller 7, so that the tensile interval of membrane can obtain the adjustment, thereby reach better tensile effect, and in whole stretching device's laying process, the rubber pad can increase the frictional force between chassis 15 and the ground, prevent that base 1 from moving subaerial easily, and when the ground is uneven, the staff can twist hand and twist bolt 14, make hand and twist bolt 14 reciprocate along threaded cylinder 13, thereby make each chassis 15 all can contact ground, support base 1, prevent that base 1 is in the use, rock easily, so that base 1 is more stable.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiments into equivalent variations to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims (6)

1. A stretching device comprises a base (1), and is characterized in that: the surface fixed mounting of base (1) has riser (2), the surperficial symmetry fixed mounting of riser (2) has motor (3), the rectangular channel has been seted up on the surface of riser (2), rectangular frame (4) are equipped with admittedly in the outside of rectangular channel, the inside sliding connection of rectangular frame (4) has connecting block (5), the internal rotation of rectangular frame (4) is connected with threaded rod (6), the threaded hole is seted up on the surface of connecting block (5), the screw hole meshes with threaded rod (6) mutually, conveying roller (7) are installed to the output of motor (3), the surface rotation of connecting block (5) is connected with guide roller (8), the top fixed mounting that the surface of riser (2) is located conveying roller (7) has bullet round pin (9), the surface sliding connection of bullet round pin (9) has rectangular block (10), the outside rotation of rectangular block (10) is connected with compression roller (11).

2. Stretching apparatus as claimed in claim 1, wherein: the surface of the rectangular frame (4) is fixedly provided with a sliding rod, and the connecting block (5) is connected with the sliding rod in a sliding manner.

3. Stretching apparatus as claimed in claim 1, wherein: a through hole is formed in one end of the threaded rod (6), and a straight rod (12) is sleeved inside the through hole.

4. Stretching apparatus as claimed in claim 1, wherein: and a reinforcing plate is fixedly arranged between the vertical plate (2) and the base (1), and the reinforcing plate is symmetrically distributed.

5. Stretching apparatus as claimed in claim 1, wherein: the bottom of base (1) is provided with bearing structure, bearing structure includes a screw thread section of thick bamboo (13), a screw thread section of thick bamboo (13) and base (1) fixed connection, the inside cover of a screw thread section of thick bamboo (13) is equipped with hand and twists bolt (14), the bottom of hand is twisted bolt (14) and is rotated and be connected with chassis (15).

6. Stretching apparatus as claimed in claim 5, wherein: and a rubber pad is fixedly arranged on the surface of the chassis (15).

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