CN114368631B

CN114368631B - Preorder integrated positioning and conveying device for printed matter

Info

Publication number: CN114368631B
Application number: CN202210281858.4A
Authority: CN
Inventors: 沈宇
Original assignee: Jinan Qicai Printing Co ltd
Current assignee: Jinan Qicai Printing Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-06-10
Anticipated expiration: 2042-03-22
Also published as: CN114368631A

Abstract

The invention provides a printed matter preorder integrated positioning and conveying device, and mainly relates to the field of conveying equipment. A printed matter preorder integrated positioning and conveying device comprises a conveying unit, a lifting unit, a feeding unit and a controller, wherein the lifting unit spans above the lifting unit, and the feeding unit is arranged at the top of the lifting unit; the conveying unit comprises a conveying frame, a conveying belt assembly and a lifting mechanism; the lifting unit comprises a lifting frame, a chain type lifting system and a limiting mechanism, wherein the chain type lifting system comprises a pair of lifting tables, a linear guide rail, a transmission chain and a lifting motor; the feeding unit comprises a feeding frame arranged at the top of the lifting frame, a conveying roller and a feeding power mechanism. The invention has the beneficial effects that: the invention can integrally convey the stacked paper boards to be printed, and complete the continuous feeding of the paper boards to the printing machine, thereby improving the printing efficiency and reducing the labor intensity and the labor expenditure of personnel.

Description

Printed matter preorder integrated positioning and conveying device

Technical Field

The invention mainly relates to the field of conveying equipment, in particular to a printed matter preorder integrated positioning and conveying device.

Background

The packaging printing machine is a device for continuously printing by progressively conveying paperboard, and has extremely high printing speed and printing efficiency of hundreds of pieces per minute. Usually, the paper sheets are stacked and placed in a trough, and continuous printing is completed through manual uninterrupted feeding. However, due to the extremely fast printing speed and the limited height of the trough, the feeding can be satisfied by manual high-intensity stooping and carrying operation, and some equipment with fast speed can just barely keep up with the speed of the printing machine by even two persons for feeding. Under present environment, the cost of labor is extremely high and personnel are in short supply, often lead to equipment to influence production because nobody looks after, cause very big loss to the enterprise. After studying on the products such as a feeding mechanical arm, a board conveyor and the like on the market, the products are not suitable for the prior conveying of the printing of the paperboard, so that the continuous feeding of the printing machine by designing an automatic efficient feeding device is an urgent matter.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a preorder integrated positioning and conveying device for printed matters, which can integrally convey stacked paper boards to be printed and finish continuous feeding of the paper boards to a printing machine, thereby improving the printing efficiency and reducing the labor intensity and the labor expenditure of personnel.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a printed matter preorder integrated positioning and conveying device comprises a conveying unit, a lifting unit, a feeding unit and a controller, wherein the lifting unit spans above the conveying unit, and the feeding unit is arranged at the top of the lifting unit;

the conveying unit comprises a conveying frame, conveying belt assemblies and lifting mechanisms, wherein the middle part of the conveying frame is a long groove, the conveying belt assemblies are respectively arranged on two sides of the long groove, the two conveying belt assemblies synchronously run, and the lifting mechanisms are arranged on two sides of the front end of the conveying unit;

the lifting unit comprises a lifting frame, a chain type lifting system and a limiting mechanism, the chain type lifting system comprises a pair of lifting tables, a linear guide rail, a transmission chain and a lifting motor, a connecting frame is arranged between the two lifting tables, the lifting tables are in sliding connection with the linear guide rail, the transmission chain is tensioned between the top and the bottom of the lifting frame, the lifting motor is used for driving the transmission chain to rotate, and the middle section of the transmission chain is connected with one of the lifting tables; the limiting mechanism comprises L-shaped limiting plates arranged at four corners of the lifting frame, and the four limiting plates can perform transverse and longitudinal displacement in a horizontal plane; a position sensor is arranged in the lifting frame, and the conveying unit, the lifting motor and the position sensor are electrically connected with the controller;

the feeding unit comprises a feeding frame arranged at the top of the lifting frame, conveying rollers and a feeding power mechanism, the conveying rollers are linearly arranged in the feeding frame, the feeding power mechanism is used for driving a plurality of groups of conveying rollers to synchronously rotate, and a pressure sensor electrically connected with the controller is arranged at the top of the feeding frame.

The conveyer belt subassembly is including setting up hold-in range subassembly and the driving motor in the carriage both sides, two the band pulley of hold-in range subassembly is coaxial, driving motor is used for driving two hold-in range subassembly synchronous rotations.

The top surface of the conveying belt component is linearly provided with a plurality of bulges.

The lifting mechanism is a hydraulically-driven shear type lifter, and the lifting mechanisms on the two sides lift synchronously.

Flanges are arranged on the outer side of the lifting platform, and the connecting frame is connected to the two flanges in an n-shaped manner, wherein the two flanges are located at one end of the downstream.

Stop gear is including the relative vertical translation frame that sets up, vertical lead screw and a plurality of vertical slide bar, lifting frame both sides set up with vertical lead screw matched with screw and with the sliding sleeve of vertical slide bar one-to-one, set up on the vertical translation frame and be used for driving vertical lead screw pivoted and indulge the motor, set up horizontal slide bar and a pair of parallel horizontal lead screw on the vertical translation frame, two horizontal lead screw passes through gear engagement, set up on the vertical translation frame and be used for driving horizontal lead screw pivoted sideslip motor, set up respectively on two limiting plates of this side with horizontal slide bar sliding connection's sliding sleeve and with this side horizontal lead screw matched with screw.

The feeding power mechanism is a synchronous belt transmission mechanism or a chain transmission mechanism driven by a motor.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the stacked paper boards on the tray are carried and progressively conveyed by the conveying unit, the stacked paper boards are conveyed to the lifting unit, and are lifted by the chain type lifting system of the lifting unit to be abutted against the feeding unit, and the stacked paper boards are continuously conveyed into the feeding port of the printing machine from the top by the conveying roller of the feeding unit, so that the continuous feeding of printed products of the paper boards is completed. Wherein have into pile of paper board the layer board only need utilize fork truck place on the conveying unit can, very big saving intensity of labour for alone can be multiunit lithography apparatus material loading simultaneously, saved the artifical spending, improved printing efficiency.

Drawings

FIG. 1 is a reference diagram illustrating the use of the present invention;

FIG. 2 is a schematic view of a first stereoscopic viewing structure of the present invention;

FIG. 3 is a schematic view of a second stereoscopic viewing structure of the present invention;

FIG. 4 is a top view of a structural entity of the present invention;

FIG. 5 is an enlarged view of the part A of the present invention;

FIG. 6 is a partially enlarged structural view of the part B of the present invention;

fig. 7 is a schematic diagram of a part enlarged structure of the C part of the invention.

Reference numerals shown in the drawings: 1. a conveying unit; 2. a lifting unit; 3. a feeding unit; 11. a carriage; 12. a conveyor belt assembly; 13. a lifting mechanism; 14. a long groove; 15. a protrusion; 21. a lifting frame; 22. a chain hoist system; 23. a limiting mechanism; 31. a feeding frame; 32. a conveying roller; 33. a feeding power mechanism; 41. a lifting platform; 42. a linear guide rail; 43. a drive chain; 44. a lifting motor; 45. a connecting frame; 46. blocking edges; 51. a limiting plate; 52. a longitudinal translation frame; 53. a longitudinal screw rod; 54. a longitudinal slide bar; 55. a longitudinal motor; 56. a transverse sliding bar; 57. a transverse screw rod; 58. a traversing motor.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

Example (b):

the embodiment provides a preorder integrated positioning and conveying device for printed matters, which comprises a conveying unit 1, a lifting unit 2, a feeding unit 3 and a controller, wherein the controller controls action parts and sensor elements in the units. The lifting unit 2 spans above the conveying unit 2, and the feeding unit 3 is arranged on the top of the lifting unit 2. The conveying unit 1 is used as a conveying component of the paper board, the paper boards piled on the tray are conveyed to the conveying unit 1 through the forklift and put down, and the paper boards are conveyed into the lifting unit 2 through the conveying unit 1. The lifting unit 2 lifts the tray with the paper boards to enable the tray to be lifted to be abutted to the feeding unit 3, so that the paper boards are conveyed one by one from top to bottom through the feeding unit 3, and printed matters of the paper boards are continuously conveyed into the printing machine to be printed.

Specifically, in this embodiment, the conveying unit 1 includes a conveying frame 11, two sets of conveying belt assemblies 12, and a lifting mechanism 13, where the conveying frame 11 is designed to be matched with the bottom structure of the tray, so that the conveying frame 11 is designed to be a double-peak symmetrical structure, the two conveying belt assemblies 12 are symmetrically arranged on two sides of the conveying frame 11, the middle part of the conveying frame 11 is an elongated slot 14, and the elongated slot 14 is matched with a protrusion in the middle of the bottom surface of the tray, so that the tray is not interfered and can be limited. Specifically, the two sets of conveyor belt assemblies 12 are operated in synchronization in this embodiment to ensure smooth transfer of pallets. Conveyer belt subassembly 12 is including setting up hold-in range subassembly and the driving motor in 11 both sides of carriage, two the band pulley of hold-in range subassembly is coaxial, driving motor is used for driving two hold-in range subassembly synchronous rotation. The slip between the conveying belt and the belt wheel can be avoided by the arrangement of the synchronous belts, so that the two synchronous belts keep synchronous operation. Specifically, in order to better adjust the distance between each group of trays, the driving motor can be a synchronous motor or a servo motor, and the driving motor and the belt wheel rotating shaft are driven by chain transmission or a gear reduction box. In this embodiment, the length of the conveying frame 11 is designed to accommodate 5-6 sets of tray devices, and the end of the conveying frame 11 is connected with a landslide, which is used as a falling supporting part for empty trays.

In order to ensure that the belt assembly 12 has sufficient friction to convey the pallet, the belt top surface of the belt assembly 12 is linearly provided with a plurality of protrusions 15. The protrusions 15 may be used as a pattern for increasing friction force, or may be provided in the form of a push plate having a relatively high height, and push the tray so that the tray is stably conveyed downstream.

The lifting mechanisms 13 are arranged on two sides of the front end of the conveying unit 1, and the lifting mechanisms 13 support a pallet put down by a forklift, so that the forklift can be conveniently pulled out. Pressure sensor should be installed to elevating system 13 top surface, and after fork truck put down the tray, pressure sensor detected pressure signal's change, and the controller receives the synchronous whereabouts of elevating system 13 of control both sides behind the signal for two notches of layer board bottom can contact conveyer belt assembly 12, thereby carry the tray that bears the weight of cardboard through conveyer belt assembly 12. Specifically, the lifting mechanisms 13 on the two sides are hydraulically driven shear type elevators, the two groups of hydraulic elevators are identical in model number and stable in hydraulic driving, and the synchronous lifting of the lifting mechanisms 13 on the two sides can be guaranteed. The hydraulic station actions and the electromagnetic directional valves of the two groups of hydraulically-driven shear type elevators are controlled by the controller.

The lifting unit 2 comprises a lifting frame 21, a chain type lifting system 22 and a limiting mechanism 23. The lifting frame 21 spans two sides of the conveying frame 11, and the lifting frame 21 is of a gantry structure and is internally provided with a chain type lifting system 22, a limiting mechanism 23 and the like. Chain operating system 22 includes a pair of elevating platform 41, linear guide 42, driving chain 43 and elevator motor 44, the vertical installation keel frame in elevating frame 21 outside, linear guide 42 set up in keel frame both sides, and keel frame top all rotates with the bottom and is connected with tensioning sprocket, driving chain 43 tensioning is between two sprockets between elevating frame 21 top and bottom. The lifting motor 44 is installed at the bottom of the keel frame, and the lifting motor drives the tensioning chain wheel at the bottom through a gear so as to drive the transmission chain 43 to rotate. The middle section of the transmission chain 43 is connected with one of the lifting platforms 41, and sliding block components which are in sliding fit with the linear guide rails 42 are arranged on two sides of the lifting platform 41. The tension sprocket is driven by the lifting motor, and the lifting table 41 can be driven by the transmission chain 43 to reciprocate in the vertical direction.

A connecting frame 45 is arranged between the two lifting platforms 41, and the connecting frame 45 connects the two lifting platforms 41, so that the lifting platforms 41 on the two sides can be lifted synchronously. In this embodiment, the connecting frame 45 is connected to the two flanges 46 at the downstream end in an "n" shape. Since the elevation table 41 is at a level lower than the bottom surface of the tray while waiting for the tray to be conveyed to a proper position, interference with the conveyance rack 11 can be prevented by the "n" -shaped link rack 45.

The lifting platform 41 is a supporting component for two sides of the tray, so that a rib 46 can be arranged on the outer side of the lifting platform 41 optionally, the tray is limited through the rib 46, and stable supporting and lifting of the tray are guaranteed.

In order to ensure that the conveying unit 1 can accurately stop the tray above the lifting table 41, a position sensor is installed in the lifting frame 21, the position sensor adopts an infrared sensor, the conveying position of the tray can be detected through the infrared sensor, when the position sensor detects that the supporting plate carrying the paper plate accurately moves above the lifting table 41, a controller receives a signal and controls a driving motor to stop rotating, and meanwhile, the lifting motor is controlled to be started to drive the lifting table 41 to ascend so as to support and lift two sides of the tray, and finally the paper plate is lifted to a height which is inconsistent with the feeding unit 3.

The limiting mechanism 23 comprises L-shaped limiting plates 51 arranged at four corners of the lifting frame 21, and the four limiting plates 51 can perform transverse and longitudinal displacement in a horizontal plane. In this embodiment, the plane displacement of the four limiting plates 51 is mainly realized by screw transmission. In this embodiment, the limiting mechanism 23 includes a longitudinal translation frame 52, a longitudinal screw 53 and a plurality of longitudinal sliding rods 54, which are oppositely disposed on two sides in the lifting frame 21, nuts matched with the longitudinal screw 53 and sliding sleeves corresponding to the longitudinal sliding rods 54 one by one are mounted on two sides of the lifting frame 21, and a longitudinal movement motor 55 for driving the longitudinal screw 53 to rotate is mounted on the longitudinal translation frame 52. The longitudinal screw 53 is rotated in the nut by driving the longitudinal screw 53 by the longitudinal movement motor 55, so that the two longitudinal translation frames 52 are displaced in the opposite direction or in the opposite direction. The longitudinal translation frame 53 is provided with a horizontal transverse sliding rod 56 and a pair of parallel transverse screw rods 57, the two transverse screw rods 57 are meshed through a gear, the longitudinal translation frame 53 is provided with a transverse motor 58 for driving the transverse screw rods 57 to rotate, and two limiting plates 51 on the side are respectively provided with a sliding sleeve connected with the transverse sliding rod 56 in a sliding manner and a nut matched with the transverse screw rods 57 on the side. The traversing motor 58 can drive the two transverse screw rods 57 to rotate reversely, so that the limiting plates 51 on the same side can move in the opposite direction or the opposite direction through the cooperation of the transverse screw rods 57 and the nuts. Through the displacement of this stop gear 23, can realize the regulation of four limiting plates 51 in opposite directions or opposite direction to adapt to the not spacing operation of unidimensional paper board, prevent to topple over at lifting in-process paper board.

The feeding unit 3 comprises a feeding frame 31, a conveying roller 32 and a feeding power mechanism 33 which are arranged at the top of the lifting frame 21, the feeding frame 31 is perpendicular to the lifting frame 21, a plurality of rotating shafts are linearly and rotatably arranged on the feeding frame 31, and the conveying roller 32 is arranged in the feeding frame 31. The feeding power mechanism 33 is used for driving the plurality of groups of conveying rollers 32 to rotate synchronously, and preferably, the feeding power mechanism 33 is a synchronous belt transmission mechanism or a chain transmission mechanism driven by a motor. The lifting table 41 can lift the cardboard, so that the cardboard at the top is abutted to the conveying rollers 32, and the cardboard is sequentially conveyed from the top to the feeding end of the printing machine connected with the tail end through the rotation of the conveying rollers 32. And a pressure sensor electrically connected with the controller is arranged at the top of the feeding frame 31. The pressure sensor can detect the lifting force of the lifting table 41, so that the lifting motor is intermittently started by the controller according to the pressure signal to gradually lift the tray, and the sequential conveying of the paper board from the top is completed.

In the device of the embodiment, when the device is used, only a forklift is needed to insert a tray loaded with sheets to be printed into a pile, and the tray is placed on the lifting mechanism 13 at the front end of the conveying frame 11, and at the moment, the supporting legs at two sides of the bottom of the tray fall on the top surfaces of the two lifting mechanisms 13 respectively. The controller then controls the lifting mechanism 13 to synchronously fall, so that the two notches on the bottom surface of the tray are contacted with the top surface of the conveyor belt assembly 12, and the tray is conveyed by the conveyor belt assembly 12. The conveyor belt assembly 12 may be arranged with 4-5 trays at the front end of the lifting frame 21 to maintain the continuity of printing by the printer. After the tray is conveyed to a proper position in the lifting frame 21, the position sensor detects a signal and transmits the signal to the controller, the controller controls the driving motor to stop rotating, the lifting motor is started to utilize the lifting platform 41 to support the support legs at the bottom of the tray, so that the paperboard is lifted up, and the lifting motor stops running until the pressure sensor at the top detects that the paperboard moves to a proper height. As the feeding roller 32 feeds the cardboard sheet stepwise from the top, the controller adjusts the height of the elevating table 41 stepwise according to the signal of the pressure sensor, thereby maintaining the continuous feeding of the cardboard sheet. And when the paper board is conveyed to be empty, the pressure sensor cannot detect enough pressure signals, the controller controls the lifting motor to rotate reversely, the driving motor is started after the tray is put down, and the subsequent tray is moved to a proper position to be lifted and conveyed in the next step.

The use of this equipment, the operation of the reduction manpower that will very big limit only needs a skilled fork truck driver can replace the material loading workman of several or even tens, has reduced the artifical spending, has improved production efficiency.

Claims

1. The utility model provides a printed matter preorder integration location conveyor, includes conveying element (1), lifting unit (2), feeding unit (3) and controller, its characterized in that: the lifting unit (2) spans above the conveying unit (1), and the feeding unit (3) is arranged at the top of the lifting unit (2);

the conveying unit (1) comprises a conveying frame (11), conveying belt assemblies (12) and lifting mechanisms (13), wherein the middle of the conveying frame (11) is provided with a long groove (14), the conveying belt assemblies (12) are respectively arranged on two sides of the long groove (14), the two conveying belt assemblies (12) synchronously run, and the lifting mechanisms (13) are arranged on two sides of the front end of the conveying unit (1);

the lifting unit (2) comprises a lifting frame (21), a chain type lifting system (22) and a limiting mechanism (23), the chain type lifting system (22) comprises a pair of lifting platforms (41), a linear guide rail (42), a transmission chain (43) and a lifting motor (44), a connecting frame (45) is arranged between the two lifting platforms (41), the lifting platforms (41) are in sliding connection with the linear guide rail (42), the transmission chain (43) is tensioned between the top and the bottom of the lifting frame (21), the lifting motor (44) is used for driving the transmission chain (43) to rotate, and the middle section of the transmission chain (43) is connected with one lifting platform (41); the limiting mechanism (23) comprises L-shaped limiting plates (51) arranged at four corners of the lifting frame (21), and the four limiting plates (51) can perform transverse and longitudinal displacement in a horizontal plane; a position sensor is arranged in the lifting frame (21), and the conveying unit (1), the lifting motor (44) and the position sensor are electrically connected with a controller; the limiting mechanism (23) comprises a longitudinal translation frame (52), a longitudinal screw rod (53) and a plurality of longitudinal sliding rods (54) which are oppositely arranged, two sides of the lifting frame (21) are provided with nuts matched with the longitudinal screw rods (53) and sliding sleeves corresponding to the longitudinal sliding rods (54) one by one, a longitudinal moving motor (55) for driving a longitudinal screw rod (53) to rotate is arranged on the longitudinal translation frame (52), a horizontal transverse sliding rod (56) and a pair of parallel transverse screw rods (57) are arranged on the longitudinal translation frame (53), the two transverse screw rods (57) are meshed through a gear, a transverse moving motor (58) for driving a transverse screw rod (57) to rotate is arranged on the longitudinal translation frame (53), the two limit plates (51) on the side are respectively provided with a sliding sleeve which is in sliding connection with the transverse sliding rod (56) and a nut which is matched with the transverse screw rod (57) on the side.

The feeding unit (3) comprises a feeding frame (31) arranged at the top of the lifting frame (21), conveying rollers (32) and a feeding power mechanism (33), wherein the conveying rollers (32) are linearly arranged in the feeding frame (31), the feeding power mechanism (33) is used for driving a plurality of groups of conveying rollers (32) to synchronously rotate, and a pressure sensor electrically connected with the controller is arranged at the top of the feeding frame (31).

2. The device for integrally positioning and conveying the preamble of the printed product according to claim 1, wherein: the conveying belt assembly (12) comprises synchronous belt assemblies and driving motors, wherein the synchronous belt assemblies are arranged on two sides of the conveying frame (11), belt wheels of the synchronous belt assemblies are coaxial, and the driving motors are used for driving the two synchronous belt assemblies to synchronously rotate.

3. The device for integrally positioning and conveying the preamble of the printed product according to claim 1, wherein: the top surface of the conveying belt component (12) is linearly provided with a plurality of bulges (15).

4. The device for integrally positioning and conveying the preamble of the printed matter according to claim 1, characterized in that: the lifting mechanisms (13) are hydraulically driven shear type lifters, and the lifting mechanisms (13) on the two sides lift synchronously.

5. The device for integrally positioning and conveying the preamble of the printed matter according to claim 1, characterized in that: flanges (46) are arranged on the outer side of the lifting platform (41), and the connecting frame (45) is connected to the two flanges (46) in an n-shaped manner at one end of the downstream.

6. The device for integrally positioning and conveying the preamble of the printed product according to claim 1, wherein: the feeding power mechanism (33) is a synchronous belt transmission mechanism or a chain transmission mechanism driven by a motor.