CN212292112U

CN212292112U - Paper feeding device

Info

Publication number: CN212292112U
Application number: CN202020018165.2U
Authority: CN
Inventors: 李明康; 郝小强
Original assignee: Nantai Precise Machinery & Tech Ltd Foshan
Current assignee: Nantai Precise Machinery & Tech Ltd Foshan
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2021-01-05
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a paper feeding device, including base, first support, second support, first elevating gear and second elevating gear, first support is connected to the one end of base, the second support is connected to the other end of base, first elevating gear is connected to first support, second leg joint second elevating gear, first elevating gear passes through the transfer line and is connected with second elevating gear, one side of first elevating gear is connected with drive unit, drive unit is used for driving first elevating gear to go up and down and the transfer line rotates. The utility model discloses a set up first elevating gear and second elevating gear, can the quick adjustment dancer roll and the clearance of the roller of form advancing, satisfy the conveying of the corrugated paper of different thickness.

Description

Paper feeding device

Technical Field

The utility model relates to a corrugated paper adsorption paper feeding equipment field, concretely relates to adsorption paper feeding device.

Background

Corrugated container board is common paper article in people's life, and it is used for making corrugated paper carton more, especially at the present of express delivery trade rapid development, and the demand of whole trade to corrugated paper carton is increasing more and more. Current paper feeders have some common disadvantages: because the corrugated boards are different in thickness, in order to keep the pressure of the corrugated boards between the paper pressing roller and the paper feeding roller stable in a certain range, the corrugated boards are prevented from being flattened and deformed, the gap between the paper pressing roller and the paper feeding roller needs to be adjusted frequently, the gap between the paper pressing roller and the paper feeding roller needs to be adjusted for a long time, the production speed of the whole corrugated board printing machine production line is limited, and the production efficiency is reduced; and the structure is comparatively complicated, and the precision of form advancing is low, degree of automation is low, the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a paper feeding device, through setting up first elevating gear and second elevating gear, can the quick adjustment dancer roll and the clearance of the roller of form advancing, satisfy the conveying of the corrugated paper of different thickness.

In order to achieve the purpose, the utility model provides a following technical scheme:

a paper feeding device comprises a base, a first support, a second support, a first lifting device and a second lifting device, wherein one end of the base is connected with the first support, the other end of the base is connected with the second support, the first support is connected with the first lifting device, the second support is connected with the second lifting device, the first lifting device is connected with the second lifting device through a transmission rod, one side of the first lifting device is connected with a driving unit, and the driving unit is used for driving the first lifting device to lift and the transmission rod to rotate;

a paper feeding roller is arranged above the base, one end of the paper feeding roller is connected with the first support, the other end of the paper feeding roller is connected with the second support, a paper pressing roller is arranged above the paper feeding roller, one end of the paper pressing roller is connected with the first lifting device, the other end of the paper pressing roller is connected with the second lifting device, and a transmission gap is formed between the paper feeding roller and the paper pressing roller;

the first lifting device and the second lifting device respectively comprise a first lifting seat, a second lifting seat, a fixed plate, a transmission case, a pin shaft and a threaded cap, the first lifting seat is connected with the groove in a sliding mode, the second lifting seat is fixedly connected to the top of the first lifting seat, the fixed plate is fixedly connected to the tops of the first support and the second support, the transmission case is connected to the top of the fixed plate, and the pin shaft penetrates through the transmission case and the fixed plate in sequence and then is movably connected with the second lifting seat;

the hinge pin comprises a first round shaft section, a second round shaft section and a third round shaft section, the first round shaft section is connected with the top of the second round shaft section, the third round shaft section is connected with the bottom of the second round shaft section, a first key groove and a sliding key are arranged on the second round shaft section, the sliding key is detachably connected onto the first key groove, a second key groove is formed in the transmission box, the second key groove is connected with the sliding key in a matched mode, an external thread is arranged on the first round shaft section and connected with a threaded cap in a threaded transmission mode, a chassis is arranged at the bottom of the third round shaft section, and the diameter of the chassis is larger than that of a through hole of the second lifting seat.

Furthermore, the pot head that is close to first support of paper feed roller is equipped with first gear, the pot head that is close to first support of dancer roll is equipped with the second gear, one side of first gear is equipped with the third gear, one side of third gear is equipped with the fourth gear, first gear and third gear meshing, third gear and fourth gear meshing, fourth gear and second gear meshing.

Furthermore, a plurality of first rollers are arranged on the paper feeding roller, a plurality of second rollers are arranged on the paper pressing roller, and a conveying gap is formed between the first rollers and the second rollers.

Furthermore, the first roller and the second roller are both rubber wheels.

Furthermore, a through hole is formed in the middle of the first lifting seat, and the paper pressing roller is rotatably connected with the through hole.

Furthermore, an accommodating space for accommodating the chassis exists between the first lifting seat and the second lifting seat, the height of the accommodating space is larger than the thickness of the chassis, the fixed plate is arranged above the second lifting seat, the pin shaft is sleeved with a spring, the spring is compressed, and two ends of the spring respectively abut against the bottom of the fixed plate and the top of the second lifting seat.

Further, the driving unit is a motor.

Further, the second lifting seat is of a step-shaped structure.

The utility model provides a paper feeding device compares and has following beneficial effect in prior art:

the utility model relates to a paper feeding device through the cooperation of round pin axle and first lift seat, second lift seat, fixed plate and transmission case among first elevating gear and the second elevating gear, can the quick adjustment dancer roll and the clearance of the roller of form advancing, satisfies the conveying of the corrugated paper of different thickness, greatly improves convenience and production efficiency.

Drawings

Fig. 1 is a schematic structural view of a paper feeding device of the present invention;

fig. 2 is a partial exploded view of a paper feeding device of the present invention;

fig. 3 is a cross-sectional view of a second lifting device in the paper feeding device of the present invention;

fig. 4 is a schematic view of a pin structure of a paper feeding device of the present invention;

fig. 5 is a partially enlarged view of a portion a in fig. 3.

[ description of reference ]

1-a base, 2-a first bracket, 3-a second bracket and 31-a groove,

4-a first lifting device, 5-a second lifting device, 51-a first lifting seat, 52-a second lifting seat, 53-a fixed plate, 54-a transmission case, 55-a pin shaft, 551-a first circular shaft section, 552-a second circular shaft section, 5521-a first key groove, 553-a third circular shaft section, 5531-a chassis, 56-a spring, 57-a threaded cap, 58-an accommodating space and 59-a movable gap,

6-a transmission rod, 7-a driving unit,

8-a paper feed roller, 81-a first roller,

9-platen roller, 91-second roller,

10-first gear, 11-second gear, 12-third gear, 13-fourth gear.

Detailed Description

The present invention will be described in detail with reference to the following specific examples.

As shown in fig. 1 to 5, a paper feeding device includes a base 1, a first bracket 2, a second bracket 3, a first lifting device 4 and a second lifting device 5, wherein one end of the base 1 is connected to the first bracket 2, the other end of the base 1 is connected to the second bracket 3, the first bracket 2 is connected to the first lifting device 4, the second bracket 3 is connected to the second lifting device 5, the first lifting device 4 is connected to the second lifting device 5 through a transmission rod 6, one side of the first lifting device 4 is connected to a driving unit 7, the driving unit 7 is used for driving the first lifting device 4 to lift and the transmission rod 6 to rotate, the first lifting device 4 is driven to operate by starting the driving unit 7, and simultaneously, the transmission rod 6 is also driven to rotate, because the transmission rod 6 is connected to the second lifting device 5, under the condition that the transmission rod 6 is driven, the second lifting device 5 can also be operated. In this embodiment, the driving unit 7 is the prior art, as long as the driving of the lifting device and the transmission rod 6 can be realized, and the driving unit 7 selected in this embodiment is a motor;

a paper feeding roller 8 is arranged above the base 1, one end of the paper feeding roller 8 is connected with the first support 2, the other end of the paper feeding roller 8 is connected with the second support 3, a paper pressing roller 9 is arranged above the paper feeding roller 8, one end of the paper pressing roller 9 is connected with the first lifting device 4, the other end of the paper pressing roller 9 is connected with the second lifting device 5, the paper feeding roller 8 and the paper pressing roller 9 form a transmission gap, and the first lifting device 4 and the second lifting device 5 are used for realizing the lifting of the paper pressing roller 9, so that the size of the gap between the paper pressing roller 9 and the paper feeding roller 8 can be adjusted at will, and the transmission of corrugated paper with different thicknesses is met;

the first support 2 and the second support 3 are both provided with a groove 31, the first lifting device 4 and the second lifting device 5 are both arranged on the groove 31, the first lifting device 4 and the second lifting device 5 both comprise a first lifting seat 51, a second lifting seat 52, a fixing plate 53, a transmission case 54, a pin shaft 55 and a threaded cap 57, the first lifting seat 51 is slidably connected with the groove 31, the second lifting seat 52 is fixedly connected with the top of the first lifting seat 51, the second lifting seat 52 can be fixedly connected with the top of the first lifting seat 51 by means of a screw, the fixing plate 53 is fixedly connected with the tops of the first support 2 and the second support 3, the transmission case 54 is connected with the top of the fixing plate 53, and the pin shaft 55 is movably connected with the second lifting seat 52 after sequentially passing through the transmission case 54 and the fixing plate 53;

the pin 55 comprises a first circular shaft segment 551, a second circular shaft segment 552 and a third circular shaft segment 553, the first circular shaft segment 551 is connected with the top of the second circular shaft segment 552, the third circular shaft segment 553 is connected with the bottom of the second circular shaft segment 552, a first key slot 5521 and a sliding key (not shown in the drawing) are arranged on the second circular shaft segment 552, the sliding key is detachably connected on the first key slot 5521, a second key slot is arranged inside the transmission case 54 and is in matching connection with the sliding key, the pin 55 can be driven to rotate by the transmission case 54 by arranging the first key slot 5521 and the sliding key on the second circular shaft segment 552, the first circular shaft segment 551 is provided with an external thread, the external thread is in threaded transmission connection with the threaded cap 57, and when the pin 55 rotates, the pin 55 is lifted by means of the threaded transmission connection. The bottom of the third circular shaft 553 is provided with a chassis 5531, the diameter of the chassis 5531 is larger than the diameter of the through hole of the second lifting seat 52, and when the pin shaft 55 is lifted, the chassis 5531 can pull up the second lifting seat 52 to drive the second lifting seat 52 to ascend and further drive the first lifting seat 51 to ascend because the diameter of the chassis 5531 is larger than the diameter of the through hole of the second lifting seat 52.

The transmission case that indicates in this application includes power input end, first power take off and second power take off, and power input end is used for being connected with the drive unit. Through a transmission structure in the transmission box, the output rotating speed of the first power output end can be consistent with that of the driving unit, the first power output end is used for being connected with a transmission rod, and the transmission rod is connected with the first power output end of the other transmission box, so that the first lifting device 4 and the second lifting device 5 synchronously move; and the second power output end is used for being in transmission connection with the pin shaft, and the output speed of the second power output end is lower than the output rotating speed of the driving unit through a transmission structure in the transmission box, so that the pin shaft rotates at a low speed.

The pot head that is close to first support 2 of paper feed roller 8 is equipped with first gear 10, the pot head that the dancer roll 9 is close to first support 2 is equipped with second gear 11, one side of first gear 10 is equipped with third gear 12, one side of third gear 13 is equipped with fourth gear 13, first gear 10 and third gear 12 meshing, third gear 12 and fourth gear 13 meshing, fourth gear 13 and second gear 11 meshing, through mutually supporting of first gear 10, second gear 11, third gear 12 and fourth gear 13, like this, when motor (not shown in the drawing) through the peripheral hardware drives paper feed roller 8 and rotates, through the transmission of first gear 10, second gear 11, third gear 12 and fourth gear 13, make dancer roll 9 also rotate to the conveying of corrugated paper is realized. Of course, based on the characteristics of the gear transmission, in this embodiment, the platen roller 9 cannot be raised or lowered too much, and after the platen roller 9 is raised or lowered, the state in which the second gear 11 is engaged with the fourth gear 13 should be maintained.

Be equipped with a plurality of first gyro wheels 81 on the feed roll 8, be equipped with a plurality of second gyro wheels 91 on the dancer roll 9, first gyro wheel 81 forms the conveying clearance with second gyro wheel 91, first gyro wheel 81 and second gyro wheel 91 are the rubber pulley, adopt the rubber pulley with first gyro wheel 81 and second gyro wheel 91, can increase frictional force, prevent that corrugated paper data transfer process from skidding.

The middle part of the first lifting seat 51 is provided with a through hole, and the paper pressing roller 9 is rotatably connected with the through hole.

An accommodating space 58 for accommodating the chassis 5531 is formed between the first lifting seat 51 and the second lifting seat 52, and the height of the accommodating space 58 is greater than the thickness of the chassis 5531. The fixing plate 53 is arranged above the second lifting seat 53, the pin shaft 55 is sleeved with a spring 56, the spring 56 is compressed, two ends of the spring 56 respectively abut against the bottom of the fixing plate 53 and the top of the second lifting seat 52, the top of the chassis 5531 is tightly attached to the bottom of the second lifting seat 52 by arranging the spring 56, and a movable gap 59 is formed between the bottom of the chassis 5531 and the top of the first lifting seat 51, the movable gap is used for enabling the first lifting seat 51 to slightly rise for a certain distance when necessary, and if two pieces of laminated corrugated paper enter the conveying gap at the same time, if the first lifting seat 51 cannot rise, the paper pressing roller 9 cannot rise, and the conveying gap with the fixed distance can crush the corrugated paper to scrap the corrugated paper.

The second lifting seat 52 has a step-shaped structure.

The utility model relates to a adsorption paper feeding device's theory of operation as follows: the driving unit 7 is started, the driving unit 7 drives the first lifting device 4 to operate, the transmission rod 6 drives the second lifting device 5 to operate, and the working principles of the first lifting device 4 and the second lifting device 5 are as follows: the transmission box 54 drives the pin shaft 55 to rotate through the matching of the key groove and the sliding key, after the pin shaft 55 rotates, the pin shaft 55 moves up and down through the matching of the external thread of the first round shaft segment 551 and the threaded cap 57, and when the pin shaft 55 moves up and down, the first lifting seat 51 and the second lifting seat 52 are driven to move up and down together, so that the paper pressing roller 9 is driven to lift, and the transmission gap between the paper feeding roller 8 and the paper pressing roller 9 is suitable for the thickness of corrugated paper.

The features of the embodiments and embodiments described above may be combined with each other without conflict.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A paper feeding device is characterized by comprising a base, a first support, a second support, a first lifting device and a second lifting device, wherein one end of the base is connected with the first support, the other end of the base is connected with the second support, the first support is connected with the first lifting device, the second support is connected with the second lifting device, the first lifting device is connected with the second lifting device through a transmission rod, one side of the first lifting device is connected with a driving unit, and the driving unit is used for driving the first lifting device to lift and the transmission rod to rotate;

2. The paper feeding device as claimed in claim 1, wherein a first gear is provided on an end of the paper feeding roller adjacent to the first bracket, a second gear is provided on an end of the paper pressing roller adjacent to the first bracket, a third gear is provided on a side of the first gear, a fourth gear is provided on a side of the third gear, the first gear is engaged with the third gear, the third gear is engaged with the fourth gear, and the fourth gear is engaged with the second gear.

3. A paper feeding apparatus as claimed in claim 2, wherein a plurality of first rollers are provided on the paper feeding roller, a plurality of second rollers are provided on the paper pressing roller, and the first rollers and the second rollers form a conveying gap.

4. A paper feeding device as claimed in claim 3, wherein the first roller and the second roller are rubber wheels.

5. The paper feeding device as claimed in claim 1, wherein a through hole is provided in a central portion of the first elevation base, and the platen roller is rotatably connected to the through hole.

6. The paper feeding device of claim 1, wherein an accommodating space for accommodating the chassis is formed between the first lifting seat and the second lifting seat, the accommodating space has a height greater than the thickness of the chassis, the fixing plate is disposed above the second lifting seat, the pin is sleeved with a spring, the spring is compressed, and two ends of the spring respectively abut against the bottom of the fixing plate and the top of the second lifting seat.

7. The paper feeding apparatus as claimed in claim 1, wherein the driving unit is a motor.

8. The paper feeding apparatus as claimed in claim 1, wherein the second elevating base has a stepped structure.