CN220563903U

CN220563903U - Rolling positioner for plastic bag printing machine

Info

Publication number: CN220563903U
Application number: CN202321849618.6U
Authority: CN
Inventors: 孙超群
Original assignee: Anhui Shidewei Packaging Co ltd
Current assignee: Anhui Shidewei Packaging Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-03-08
Anticipated expiration: 2033-07-14

Abstract

The utility model relates to a winding positioning device for a plastic bag printer, which comprises a frame, wherein a traction module is fixed between the inner walls of the left side and the right side of the frame, and a positioning mechanism used for improving the winding adjusting effect is arranged between the inner walls of the left side and the right side of the frame and above the traction module. This coiling positioner for plastic bag printing machine, through having set up positioning mechanism, through mutual cooperation between bi-directional screw rod, the speed regulating motor, the slider, cylinder and locating plate and gag lever post etc., can start the cylinder and drive the locating plate and remove and fix a position the restriction to the position width of plastic bag, start the speed regulating motor according to length change rotational speed drive bi-directional screw rod rotation cooperation laser position sensor detection position length data can keep the locating plate can accurate synchronous movement to the both ends contact of coiling plastic bag carry out the skew scheduling problem that the width location appears in solving the rolling process, improvement production efficiency and product quality.

Description

Rolling positioner for plastic bag printing machine

Technical Field

The utility model relates to the technical field of plastic bag printers, in particular to a winding and positioning device for a plastic bag printer.

Background

The plastic bag is made of polyethylene, polypropylene, polyester, nylon and other common plastics, is an indispensable article in daily life, is often used for containing other articles, and in order to increase the diversity of the plastic bag, patterns are printed on the plastic bag when the plastic bag is produced, a plastic bag printer is generally adopted when the plastic bag is printed, and the plastic bag has deviation in different sizes when being used for batches, so that a winding positioning device is needed when the plastic bag is wound.

The utility model discloses a plastic bag printing machine rolling positioner in chinese patent publication No. (CN 213140802U), belong to plastic bag printing machine technical field, its technical scheme includes the coiling mechanism, the coiling mechanism includes the support of being connected with the printing machine organism, wind-up roll and driving piece, the connecting axle is dismantled at the both ends of wind-up roll, the connecting axle rotates with the support to be connected, the connecting axle is connected with the driving piece, be equipped with stop device on the support, stop device includes connecting rod and limiting plate, connecting rod and support fixed connection, the limiting plate is equipped with two along the wind-up roll axis, the one end and the wind-up roll butt of limiting rod, other end connecting rod sliding connection, be equipped with locking subassembly between limiting plate and the connecting rod, reach the uniformity of the plastic bag that improves the lapping, improve the effect of plastic bag's quality, but still exist among the above-mentioned patents to the poor problem of the adjustment efficiency of rolling location, the adjustment operation of rolling location is that the pulling limiting plate is at the surface of connecting rod slides and is fixed through locking subassembly festival position, and two limiting plate adjustments in this mode are respectively adjust the synchronism, consequently, the removal position of both sides regulating plate is not guaranteed to be unanimous when adjusting, can not coincide with the roll position, can not be adjusted the centre position in the roll, the automatic position is adjusted, the demand is reduced, can not be adjusted independently, and take-up roll position can be adjusted, and take-off is convenient for the roll, and take-off is because of the device.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a winding positioning device for a plastic bag printer, which has the advantages of good winding positioning and adjusting effects and the like, and solves the problem of poor winding positioning and adjusting efficiency in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the winding and positioning device for the plastic bag printer comprises a frame, wherein a traction module is fixed between the inner walls of the left side and the right side of the frame, a positioning mechanism used for improving the winding and adjusting effect is arranged between the inner walls of the left side and the right side of the frame and above the traction module, a pressing mechanism used for preventing the two sides of the plastic bag from warping is arranged on the opposite side of the positioning mechanism, and a winding module is fixed between the inner walls of the left side and the right side of the frame;

the positioning mechanism comprises a bidirectional screw rod which is rotationally connected between the inner walls of the left side and the right side of the frame through bearings and positioned above the traction module, a speed regulating motor is fixed on the right side of the frame, the outer side of an output shaft of the speed regulating motor is fixedly connected with the bidirectional screw rod, two sliding blocks are connected with the outer surface of the bidirectional screw rod in a threaded mode, air cylinders are fixed on the upper surfaces of the two sliding blocks, positioning plates are fixed on the outer sides of the output shafts of the two air cylinders, and positioning grooves are formed in the upper surfaces of the positioning plates.

Further, a controller is fixed on the front face of the frame, and the positioning groove is U-shaped.

Further, a limiting rod is fixed between the inner walls of the left side and the right side of the frame, sliding holes are formed in one opposite sides of the two sliding blocks, and the two sliding blocks are respectively connected to the outer surface of the limiting rod in a sliding mode through the sliding holes.

Further, the positive wall of frame inner chamber is fixed with the fixed plate, and the left and right sides of fixed plate all is fixed with laser position sensor, two laser position sensor respectively with two sliders are located same axis.

Further, hold-down mechanism is including fixing the backup pad in two locating plates opposite one side, two the back of backup pad all is fixed with supporting spring, supporting spring's back is fixed with the linking frame, the commentaries on classics hole has all been seted up to linking frame's left and right sides inner wall, and the inner peripheral wall in left and right sides commentaries on classics hole is connected with the pivot through the bearing rotation, the surface mounting of pivot has the compression roller.

Further, the number of the supporting springs is not less than two, and the supporting springs are uniformly distributed on the back surface of the supporting plate.

Further, the shape of the connecting frame is U-shaped, and the diameter of the compression roller is larger than the length between the inner walls of the upper side and the lower side of the connecting frame.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this coiling positioner for plastic bag printing machine, through having set up positioning mechanism, through mutual cooperation between bi-directional screw rod, the speed regulating motor, the slider, cylinder and locating plate and gag lever post etc., can start the cylinder and drive the locating plate and remove and fix a position the restriction to the position width of plastic bag, start the speed regulating motor according to length change rotational speed drive bi-directional screw rod rotation cooperation laser position sensor detection position length data can keep the locating plate can accurate synchronous movement to the both ends contact of coiling plastic bag carry out the skew scheduling problem that the width location appears in solving the rolling process, improvement production efficiency and product quality.

2. This rolling positioner for plastic bag printing machine through setting up hold-down mechanism, through mutually supporting between backup pad, supporting spring, connecting frame and pivot and the compression roller etc. can be pushed by the resilience extrusion of supporting spring and make the surface of compression roller contact with the surface of plastic bag in the rolling module, and along with the rolling compression roller of plastic bag can be through the pivot cooperation along with the rotation of exerting pressure together thereupon, makes it become more even and the fullness is higher to improve rolling efficiency and product quality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a positioning mechanism according to the present utility model;

fig. 3 is a top view of the hold-down mechanism of the present utility model.

In the figure: 1 frame, 2 traction module, 3 positioning mechanism, 301 bi-directional screw, 302 speed regulating motor, 303 slide block, 304 cylinder, 305 locating plate, 306 constant head tank, 307 stop lever, 308 laser position sensor, 4 hold-down mechanism, 401 supporting plate, 402 supporting spring, 403 connecting frame, 404 rotating shaft, 405 compression roller, 5 winding module.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a winding positioning device for a plastic bag printer in this embodiment includes a frame 1, a traction module 2 is fixed between the inner walls of the left and right sides of the frame 1, a positioning mechanism 3 for improving the winding adjustment effect is arranged between the inner walls of the left and right sides of the frame 1 and above the traction module 2, a pressing mechanism 4 for preventing the warpage of the two sides of the plastic bag winding is arranged on the opposite side of the positioning mechanism 3, a winding module 5 is fixed between the inner walls of the left and right sides of the frame 1, after the winding module 5 is placed in place, the printed plastic tape is drawn out by the traction module 2, and a user performs auxiliary winding on the winding module 5 for rotary collection.

Referring to fig. 2, in order to improve the adjustment efficiency of the plastic bag printing, winding and positioning, the positioning mechanism 3 in this embodiment includes a bidirectional screw 301 rotatably connected between the inner walls of the left and right sides of the frame 1 and located above the traction module 2 through bearings, a speed regulating motor 302 is fixed on the right side of the frame 1, the outer side of the output shaft of the speed regulating motor 302 is fixedly connected with the bidirectional screw 301, two sliding blocks 303 are screwed on the outer surfaces of the bidirectional screw 301, air cylinders 304 are fixed on the upper surfaces of the two sliding blocks 303, positioning plates 305 are fixed on the outer sides of the output shafts of the two air cylinders 304, positioning grooves 306 are formed on the upper surfaces of the two positioning plates 305, the starting air cylinders 304 drive the positioning plates 305 to move through the expansion of the output shafts and slide along the positioning grooves 306 to position and limit the position width of the plastic bag through the positioning plates 305, and the position length data between the sliding blocks 303 can be kept to move to the two ends of the winding plastic bag in contact for width positioning in a precise and synchronous manner in cooperation with the laser position sensor 308.

In this embodiment, the front surface of the rack 1 is fixed with a controller, the shape of the positioning groove 306 is U-shaped, a limiting rod 307 is fixed between the inner walls of the left and right sides of the rack 1, sliding holes are formed on opposite sides of the two sliding blocks 303, the two sliding blocks 303 are respectively connected to the outer surface of the limiting rod 307 in a sliding way through the sliding holes, the two sliding blocks 301 have opposite threads at two ends, when rotating, the two sliding blocks 303 are driven to do opposite or opposite synchronous horizontal movement under the action of the limiting rod 307, the positive wall of the inner cavity of the rack 1 is fixed with a fixed plate, the left and right sides of the fixed plate are both fixed with laser position sensors 308, the length position data between the two sliding blocks 303 are recorded in the controller according to the width dimension data of the batch of plastic bags, the laser position sensors 308 are used for detecting the length position data between the two sliding blocks 303, so that the speed regulating motor 302 is started to drive the two sliding blocks 301 to rotate according to the length change, the two laser position sensors 308 are respectively located at the same central axes, the two laser position sensors 303 are sensors for determining the position of an object through laser measurement distance, the object position by using a beam pointing to the object, and receiving the reflected object position data, and the distance data are calculated according to the time difference between the object position data and the object receiving module, and the object position data receiving module receiving the object position data.

Referring to fig. 3, in order to enhance the winding compaction degree of the plastic bag, the compaction mechanism 4 in this embodiment includes a support plate 401 fixed on opposite sides of two positioning plates 305, the support plate 401 moves synchronously with the positioning plates 305 when positioning the plastic bag winding width, support springs 402 are fixed on the back surfaces of the two support plates 401, connecting frames 403 are fixed on the back surfaces of the support springs 402, rotating holes are formed on the inner walls of the left and right sides of the connecting frames 403, rotating shafts 404 are rotatably connected with the inner peripheral walls of the rotating holes of the left and right sides through bearings, and as the winding press roller 405 of the plastic bag can be matched with the rotating shafts 404 to press and rotate together, the outer surface of the rotating shaft 404 is fixed with the press roller 405, and the surface of the press roller 405 is pushed by the resilience extrusion of the support springs 402 to contact with the surface of the plastic bag in the winding module 5.

In this embodiment, the number of the supporting springs 402 is not less than two, and the supporting springs are uniformly distributed on the back surface of the supporting plate 401, the shape of the connecting frame 403 is U-shaped, the diameter of the pressing roller 405 is greater than the length between the inner walls of the upper side and the lower side of the connecting frame 403, and the supporting springs 402 are correspondingly compressed and provide a larger resilience force along with the increase of the thickness of the rolled plastic bag, so that the pressing roller 405 compresses the rolled plastic bag at the two ends of the rolled plastic bag, and the rolled plastic bag becomes more uniform and has higher fullness.

The working principle of the embodiment is as follows:

(1) When the plastic bag printing, winding and positioning device is used for improving the adjusting efficiency, after the winding module 5 is placed in place, the printed plastic belt is pulled out through the traction module 2, a user rotates and collects the plastic belt in an assisted mode after winding on the winding module 5, the starting cylinder 304 stretches out and draws back through the output shaft to drive the positioning plate 305 to move and is slidingly inserted into the outer side of the winding module 5 along the positioning groove 306, the positioning plate 305 can position and limit the position width of the plastic bag, meanwhile, the positioning plate 305 can be accurately and synchronously moved to the contact of the two ends of the plastic bag for width positioning according to the width dimension data of the batch of plastic bags in the controller, the length position data between the two sliding blocks 303 are detected through the laser position sensor 308, the speed regulating motor 302 is started to drive the bidirectional screw 301 to rotate according to the length change rotating speed, and the bidirectional screw 301 has opposite threads at the two ends, and the two sliding blocks 303 are driven to do opposite or opposite synchronous horizontal movements under the action of the limiting rod 307 when rotating, and the position length data between the sliding blocks 303 are detected through the laser position sensor 308.

(2) When the plastic bag winding machine is used for improving winding compaction degree, the supporting plate 401 moves synchronously along with the positioning plate 305 when positioning the plastic bag winding width, the surface of the pressing roller 405 is pushed by the resilience extrusion of the supporting spring 402 to be contacted with the surface of the plastic bag in the winding module 5, the pressing roller 405 can be matched with the rotating shaft 404 to rotate together with the pressing roller along with the plastic bag, meanwhile, the supporting spring 402 is correspondingly compressed along with the increase of the winding thickness of the plastic bag and provides larger resilience force to enable the pressing roller 405 to compress the wound coiled material on two ends of the plastic bag winding, so that the plastic bag winding machine is more uniform and has higher fullness.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the application file can be purchased from the market, and can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment adopt conventional models in the prior art, the control modes are automatically controlled by a controller, and the control circuit of the controller can be realized by simple programming of a person skilled in the art, and the control modes and circuit connection are not explained in detail herein.

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

Claims

1. The utility model provides a coiling positioner for plastic bag printing machine, includes frame (1), its characterized in that: a traction module (2) is fixed between the inner walls of the left side and the right side of the frame (1), a positioning mechanism (3) used for improving the winding adjusting effect is arranged between the inner walls of the left side and the right side of the frame (1) and above the traction module (2), a pressing mechanism (4) used for preventing the two sides of the plastic bag from warping is arranged on the opposite side of the positioning mechanism (3), and a winding module (5) is fixed between the inner walls of the left side and the right side of the frame (1);

the positioning mechanism (3) comprises a bidirectional screw rod (301) which is rotationally connected between the inner walls of the left side and the right side of the frame (1) and positioned above the traction module (2) through bearings, a speed regulating motor (302) is fixed on the right side of the frame (1), the outer side of an output shaft of the speed regulating motor (302) is fixedly connected with the bidirectional screw rod (301), two sliding blocks (303) are in threaded connection with the outer surface of the bidirectional screw rod (301), two air cylinders (304) are respectively fixed on the upper surfaces of the sliding blocks (303), positioning plates (305) are respectively fixed on the outer sides of output shafts of the two air cylinders (304), and positioning grooves (306) are respectively formed in the upper surfaces of the positioning plates (305).

2. The winding and positioning device for a plastic bag printer according to claim 1, wherein: the front of the frame (1) is fixed with a controller, and the positioning groove (306) is U-shaped.

3. The winding and positioning device for a plastic bag printer according to claim 1, wherein: a limiting rod (307) is fixed between the inner walls of the left side and the right side of the frame (1), sliding holes are formed in one side, opposite to the sliding blocks (303), of each sliding block, and the two sliding blocks (303) are respectively connected to the outer surface of the limiting rod (307) in a sliding mode through the sliding holes.

4. The winding and positioning device for a plastic bag printer according to claim 1, wherein: the front wall of the inner cavity of the frame (1) is fixed with a fixed plate, the left side and the right side of the fixed plate are both fixed with laser position sensors (308), and the two laser position sensors (308) are respectively located on the same central axis with the two sliding blocks (303).

5. The winding and positioning device for a plastic bag printer according to claim 1, wherein: the compressing mechanism (4) comprises a supporting plate (401) fixed on the opposite sides of two positioning plates (305), two supporting springs (4) are fixed on the back of each supporting plate (401), a connecting frame (4) is fixed on the back of each supporting spring (402), rotating holes are formed in the inner walls of the left side and the right side of each connecting frame (403), rotating shafts (404) are connected to the inner peripheral walls of the rotating holes on the left side and the right side through bearings in a rotating mode, and compression rollers (405) are fixed on the outer surfaces of the rotating shafts (404).

6. The winding and positioning device for a plastic bag printer according to claim 5, wherein: the number of the supporting springs (402) is not less than two, and the supporting springs are uniformly distributed on the back surface of the supporting plate (401).

7. The winding and positioning device for a plastic bag printer according to claim 5, wherein: the shape of the connecting frame (403) is U-shaped, and the diameter of the pressing roller (405) is larger than the length between the inner walls of the upper side and the lower side of the connecting frame (403).