CN216686861U

CN216686861U - Folding mechanism for a folio folder

Info

Publication number: CN216686861U
Application number: CN202220123725.XU
Authority: CN
Inventors: 曹玉峰
Original assignee: Dingzhou Xinhua Printing Co ltd
Current assignee: Dingzhou Xinhua Printing Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-06-07
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a folding mechanism for a folio folder, which comprises supporting plates, wherein a first folding roller, a second folding roller and a third folding roller are hinged among the supporting plates and are connected with an adjusting mechanism; an upper baffle and a lower baffle are arranged on one side of the first folding roller, positioning grooves are formed in the upper baffle and the lower baffle, adjusting holes are formed in the corners of the upper baffle and the lower baffle, adjusting rods penetrate through the adjusting holes, and the bottom ends of the adjusting rods are connected with a motor; a positioning plate penetrates through the positioning groove, pulleys are hinged to two ends of the positioning plate, and bearings of the pulleys are connected with a pushing motor; the corners of the upper baffle are all fixedly provided with adjusting cylinders; a vertical rod is fixedly connected below the lower baffle; the motor, the pushing motor and the adjusting mechanism are connected with a PLC controller, and the PLC controller is connected with a power supply. The automatic paper folding machine can automatically adjust according to the thickness of paper and the folding position requirement, and has the advantages of high accuracy, wide application range and high automation degree.

Description

Folding mechanism for a folio folder

Technical Field

The utility model relates to the technical field of folding equipment, in particular to a folding mechanism.

Background

The existing folding machine is mainly used for folding paper with different sizes and thicknesses in a design range and is suitable for large-batch folding of fast printing centers, production enterprises, official documents and business letters. The folding machine is a modern printing device generated along with the modern printing industry, a modern printing factory usually comprises three processing procedures of prepress printing, printing and postpress printing, the main bearing medium is paper, due to the rise of package printing, other material media such as plastic, fabric, leather, metal surfaces and the like are also raised, but the main carrier still occupies the absolute dominance by the paper. The printing industry processes are generally divided into book and newspaper processes and packaging processes. The domestic high-speed folding machine mainly comprises a paper separating system, a paper feeding system, a bending parallel folding system, a vertical folding knife folding system, a machine frame, a transmission system, an electrical control system, a signature collecting system and the like.

The flexibility of the existing folding machine is low in the folding process, the distance between folding rollers is inconvenient to adjust, and the application range of the folding machine is small. Therefore, there is a need for a folding mechanism for a folio machine that can adjust the distance between folding rollers.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a folding mechanism for a folio machine, which solves the problem that the distance between folding rollers is inconvenient to adjust, and realizes that the folding mechanism can automatically adjust the distance between the folding rollers.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.

The folding mechanism for the folio machine comprises a pair of vertically arranged supporting plates, wherein a cavity is formed in the supporting plates; a first folding roller, a second folding roller and a third folding roller which are arranged in parallel are hinged among the supporting plates, and rotating shafts of the first folding roller, the second folding roller and the third folding roller are respectively connected with an adjusting mechanism which is arranged on the supporting plates and used for adjusting gaps; an upper baffle and a lower baffle which are obliquely arranged and are parallel to each other are arranged on one side of the first folding roller, a plurality of positioning grooves which are arranged in parallel are formed in the upper baffle and the lower baffle, round adjusting holes are formed in the corners of the lower baffle and the lower baffle, adjusting rods with threads on outer walls penetrate through the adjusting holes, and the bottom ends of the adjusting rods are connected with a motor; a positioning plate with the upper part arranged in parallel with the upper baffle plate and the lower part arranged in the positioning groove is arranged in the positioning groove in a penetrating manner, pulleys contacted with the upper baffle plate are hinged to two ends of the positioning plate, and a bearing of each pulley is connected with a pushing motor; the corners of the upper baffle are fixedly provided with round adjusting cylinders which are matched with the adjusting rods for use; a vertical rod which is vertically arranged and used for supporting the lower baffle is fixedly connected below the lower baffle; the controlled ends of the motor, the pushing motor and the adjusting mechanism are connected with a PLC (programmable logic controller), and the PLC is connected with a power supply.

According to the technical scheme, the adjusting mechanism comprises a bearing sleeved outside the rotating shaft and a connecting cylinder which is horizontally arranged and fixedly connected with the bearing; the left end of the connecting cylinder is sleeved with a fixed rod fixedly connected in the supporting plate; and the right end of the connecting cylinder is fixedly connected with a hydraulic rod for moving the connecting cylinder in the horizontal direction.

According to the technical scheme, the hydraulic rod shell in the adjusting mechanism is fixedly connected with a fixing sleeve, and the hydraulic rod is fixed on the supporting plate through the fixing sleeve.

According to the technical scheme, the controlled end of the hydraulic rod in the adjusting mechanism is connected with the output end of the PLC.

Due to the adoption of the technical scheme, the technical progress of the utility model is as follows.

According to the paper folding device, the size of a paper folding seam between the upper baffle and the lower baffle can be adjusted by adjusting the adjusting rod in the adjusting cylinder according to the thickness of paper; the size of gaps among the first folding roller, the second folding roller and the third folding roller is adjusted through the adjusting mechanism, so that paper with different thicknesses can be accurately folded, and the quality of the folded paper is ensured; and the positioning plate can slide on the upper baffle plate, so that the position of the hinge is accurately positioned. The automatic paper folding device can automatically adjust according to the thickness of paper and the requirement of the folding position, and has the advantages of high accuracy, wide application range and high automation degree.

Drawings

FIG. 1 is a schematic view of an adjusting mechanism according to the present invention;

FIG. 2 is a side view of the present invention;

wherein: 1. first folding roller, 2, second folding roller, 3, third folding roller, 4, last baffle, 41, constant head tank, 5, lower baffle, 6, locating plate, 7, paper folding seam, 8, regulation pole, 9, regulation section of thick bamboo, 10, bearing, 11, connecting cylinder, 12, dead lever, 13, hydraulic stem, 14, backup pad, 15, pole setting, 16, fixed cover.

Detailed Description

The present invention will be described in further detail below with reference to the accompanying drawings.

A folding mechanism for a folio folder is shown in a combined drawing 1-2 and comprises a first folding roller 1, a second folding roller 2, a third folding roller 3, an upper baffle 4, a positioning groove 41, a lower baffle 5, a positioning plate 6, a paper folding seam 7, an adjusting rod 8, an adjusting cylinder 9, a bearing 10, a connecting cylinder 11, a fixing rod 12, a hydraulic rod 13, a supporting plate 14, an upright rod 15 and a fixing sleeve 16.

The supporting plate 14 is internally provided with a cavity, and the supporting plate 14 is provided with two supporting plates 14 which are vertically arranged.

Articulated between two backup pads 14 have first folding roller 1, second folding roller 2, the third folding roller 3 of mutual parallel arrangement, and the pivot of first folding roller 1, second folding roller 2, third folding roller 3 is connected with adjustment mechanism respectively, and adjustment mechanism is used for adjusting the first gap of folding between roller 1, second folding roller 2, the third folding roller 3.

The adjusting mechanism comprises a bearing 10, a connecting cylinder 11, a fixed rod 12 and a hydraulic rod 13; the bearing 10 is sleeved outside the rotating shaft, and the bearing 10 is fixedly connected with a connecting cylinder 11 which is horizontally arranged. The left end of the connecting cylinder 11 is sleeved with a fixing rod 12, and the fixing rod 12 is fixedly connected in a supporting plate 14. The right end of the connecting cylinder 11 is fixedly connected with a hydraulic rod 13, and the hydraulic rod 13 is used for moving the connecting cylinder 11 in the horizontal direction. A fixed sleeve 16 is fixedly connected to the shell of the hydraulic rod 13, and the hydraulic rod 13 is fixed on the support plate 14 through the fixed sleeve 16; and the controlled end of the hydraulic rod 13 is connected with the output end of the PLC controller.

An upper baffle 4 and a lower baffle 5 are arranged on one side of the first folding roller 1, and the upper baffle 4 and the lower baffle 5 are obliquely arranged and are parallel to each other. A plurality of positioning grooves 41 which are arranged in parallel are arranged on the upper baffle 4 and the lower baffle 5. A positioning plate 6 penetrates through the positioning groove 41, the upper part of the positioning plate 6 is parallel to the upper baffle 4, and the lower part of the positioning plate 6 penetrates through the positioning groove 41 and is used for blocking the movement of paper and determining the folding position. The both ends of locating plate 6 articulate there is the pulley, and the pulley makes things convenient for locating plate 6 to slide on last baffle 4 with last baffle 4 contact. The bearing of the pulley is connected with a pushing motor to provide power for the movement of the positioning plate 6.

Baffle 5 and lower baffle 5's bight has all been seted up down and has been the circular shape regulation hole, wears to be equipped with outer wall screwed regulation pole 8 in the regulation hole, and the bottom of adjusting pole 8 is connected with the motor, and the motor is used for controlling to adjust 8 top spins or underspin of pole. The corners of the upper baffle 4 are all fixedly provided with a round adjusting cylinder 9, and the adjusting cylinder 9 is matched with the adjusting rod 8 for use. The lower part of the lower baffle 5 is fixedly connected with a vertical rod 15 which is vertically arranged and used for supporting the lower baffle 5.

The controlled ends of the motor, the pushing motor and the adjusting mechanism are connected with a PLC controller, and the PLC controller is connected with a power supply.

In the present invention, in actual use, the first folding roller 1 and the third folding roller 3 rotate clockwise, and the second folding roller 2 rotates counterclockwise. The size of the gap between the first folding roller 1 and the second folding roller 2 and the size of the gap between the second folding roller 2 and the third folding roller 3 are adjusted according to the thickness of the paper.

The PLC controls the telescopic length of the hydraulic rod 13 according to the thickness of paper, and adjusts the size of gaps among the first folding roller 1, the second folding roller 2 and the third folding roller 3. When the telescopic rod of the hydraulic rod 13 is telescopic, the fixedly connected connecting cylinder 11 is driven to move synchronously, and meanwhile, the folding roller also moves in the horizontal direction. Since the fixing rod 12 is fixed to the support plate 14, the connecting cylinder 11 slides with respect to the fixing rod 12.

When the size of the paper folding seam 7 between the upper baffle 4 and the lower baffle 5 is adjusted, the PLC controls the motor connected with the adjusting rod 8 to work simultaneously, and the size of the paper folding seam 7 is adjusted through rotating the adjusting rod 8 in the adjusting cylinder 9.

When the position of the positioning plate 6 is adjusted, the PLC controller determines the distance between the positioning plate 6 and the first folding roller 1 according to the position of the folding, and the PLC controller starts the pushing motor to enable the positioning plate 6 to move along the upper baffle plate 4 until the required position is reached.

When folding, the paper enters the mechanism from the gap between the first folding roller 1 and the second folding roller 2, then the paper enters the paper folding gap 7 between the upper baffle 4 and the lower baffle 5, the positioning plate 6 is touched when the paper, the paper is bent, then the paper enters the gap between the second folding roller 2 and the third folding roller 3, the position where the paper is folded is flattened, and the folding is completed.

Claims

1. A folding mechanism for folio folder characterized in that: comprises a pair of supporting plates (14) which are vertically arranged and are internally provided with a cavity; a first folding roller (1), a second folding roller (2) and a third folding roller (3) which are arranged in parallel are hinged among the supporting plates (14), and rotating shafts of the first folding roller (1), the second folding roller (2) and the third folding roller (3) are respectively connected with an adjusting mechanism which is arranged on the supporting plates (14) and used for adjusting gaps; an upper baffle (4) and a lower baffle (5) which are obliquely arranged and are parallel to each other are arranged on one side of the first folding roller (1), a plurality of positioning grooves (41) which are arranged in parallel are formed in the upper baffle (4) and the lower baffle (5), round adjusting holes are formed in the corners of the lower baffle (5) and the lower baffle (5), adjusting rods (8) with threads on outer walls penetrate through the adjusting holes, and a motor is connected to the bottom ends of the adjusting rods (8); a positioning plate (6) with the upper part arranged in parallel with the upper baffle (4) and the lower part arranged in the positioning groove (41) in a penetrating way is arranged in the positioning groove (41), pulleys contacted with the upper baffle (4) are hinged to the two ends of the positioning plate (6), and the bearings of the pulleys are connected with a pushing motor; the corners of the upper baffle (4) are fixedly provided with adjusting cylinders (9) which are round and are matched with the adjusting rods (8) for use; a vertical rod (15) which is vertically arranged and used for supporting the lower baffle (5) is fixedly connected below the lower baffle (5); the controlled ends of the motor, the pushing motor and the adjusting mechanism are connected with a PLC (programmable logic controller), and the PLC is connected with a power supply.

2. The folding mechanism for a folio machine as claimed in claim 1, wherein: the adjusting mechanism comprises a bearing (10) sleeved outside the rotating shaft and a connecting cylinder (11) which is horizontally arranged and fixedly connected with the bearing (10); the left end of the connecting cylinder (11) is sleeved with a fixed rod (12) fixedly connected in a supporting plate (14); and the right end of the connecting cylinder (11) is fixedly connected with a hydraulic rod (13) for moving the connecting cylinder (11) in the horizontal direction.

3. The folding mechanism for a folio machine as claimed in claim 2, wherein: a shell of a hydraulic rod (13) in the adjusting mechanism is fixedly connected with a fixing sleeve (16), and the hydraulic rod (13) is fixed on a supporting plate (14) through the fixing sleeve (16).

4. The folding mechanism for a folio machine as claimed in claim 3, wherein: the controlled end of a hydraulic rod (13) in the adjusting mechanism is connected with the output end of the PLC controller.