CN218507181U

CN218507181U - Tensioning mechanism

Info

Publication number: CN218507181U
Application number: CN202222507222.5U
Authority: CN
Inventors: 张伏才; 申明涛; 王豹
Original assignee: Ningxia Diantong Information Industry Co ltd
Current assignee: Ningxia Diantong Information Industry Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-02-21
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a tensioning mechanism, including host computer, frame, roller, mount pad, the arm of force and motor, the internally mounted of frame has the roller, the right side of frame is provided with the mount pad, a serial communication port, the inside of mount pad is passed through aligning gear and is connected with the arm of force, and aligning gear includes: grating formula sensor, slide, miniature hydraulic pressure station, hydro-cylinder and pivot, grating formula sensor installs the top at the roller, rotatable pivot is installed through the bearing in the inside of frame, the outside slidable mounting of pivot has the slide that extends to pivot inside. This straining device has the advantage of rectifying and tension control, has solved present printing and has got rid of the cutter and rectify and adopt the spacing mode in roller both sides usually, consequently when transmitting film paper, film paper corner wearing and tearing phenomenon appears easily, leads to the fact extravagant problem.

Description

Tensioning mechanism

Technical Field

The utility model relates to a straining device technical field specifically is a printing is got rid of cutter transmission and is rectified and straining device.

Background

The automatic cutting machine is a mechanical device for cutting wide paper or thin film into multiple narrow materials, and is commonly used in printing and packaging machinery.

The printing throwing cutting machine is mechanical equipment for cutting wide paper or thin film into a plurality of narrow materials, the printing throwing cutting machine is used for transmitting through a roll shaft, so that the conditions of transmission deviation and insufficient tension are inevitable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a straining device to solve the problem that proposes among the above-mentioned background art.

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

a tensioning mechanism comprises a host, a rack, a roll shaft, a mounting seat, a force arm and a motor, wherein the roll shaft is mounted in the rack, the mounting seat is arranged on the right side of the rack, and the tensioning mechanism is characterized in that the inside of the mounting seat is connected with the force arm through a correcting mechanism;

the correction mechanism includes: grating formula sensor, slide, miniature hydraulic pressure station, hydro-cylinder and pivot, grating formula sensor installs the top at the roller, rotatable pivot is installed through the bearing in the inside of frame, the outside slidable mounting of pivot has the slide that extends to the pivot inside, the internally mounted of pivot has the hydro-cylinder of being connected with the slide, the hydro-cylinder passes through oil pressure pipe and miniature hydraulic pressure station intercommunication.

As a further aspect of the present invention: the grating type sensor is connected with a host computer through an electric signal, the host computer can control the micro hydraulic station to transmit hydraulic oil to the oil cylinders, the number of the oil cylinders is two, and the two oil cylinders are connected with two ends of the sliding seat respectively.

As a further aspect of the present invention: one side of the rotating shaft is provided with a sliding groove.

As the utility model discloses further scheme again: the sliding seat comprises a sliding ring and an inner shaft, the sliding ring is connected with the outer side of the rotating shaft in a sliding mode, the inner shaft penetrating through the sliding groove and located inside the rotating shaft is installed on the inner side of the sliding ring, and the sliding ring is connected with the rotating shaft through a sliding rail.

As a further aspect of the present invention: also comprises a tension mechanism;

the tension mechanism includes: tension sensor, first motor, worm gear case and second motor, be connected with tension sensor between roller and the frame, the one end and the worm gear case of pivot are connected, the other end and the first motor of worm gear case are connected, be provided with the second motor on the arm of force.

As a further aspect of the present invention: the tension arm is provided with a driving shaft connected with the output end of the second motor, the tension sensor is in electric signal connection with the host, and the host can control the operation of the second motor and the first motor.

As the utility model discloses further scheme again: the first motor is connected with a worm of the worm gear box, and one end of the rotating shaft is connected with a worm wheel of the worm gear box.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the tensioning mechanism is used for driving the sliding seat to move and adjusting the position of the paper tube through detection of the grating type sensor, operation control of a host, driving of the micro hydraulic station and execution of the oil cylinder, so that the purpose of adjusting deviation is achieved.

2. The tensioning mechanism is detected by a tension sensor, the host computer calculates, the first motor and the second motor execute, the first motor drives the sliding seat and the rotating shaft to rotate, and the second motor controls the rotating speed of the paper tube, so that the aim of controlling tension is fulfilled.

Drawings

FIG. 1 is a schematic view of a tensioning mechanism;

FIG. 2 is a rear elevational view of a tensioning mechanism;

FIG. 3 is a sectional bottom view of the structure of the rotating shaft in the tensioning mechanism;

fig. 4 is a system block diagram of a tensioning mechanism.

In the figure: 1. a frame; 2. a roll shaft; 3. a mounting seat; 4. a force arm; 5. a motor; 6. a slide base; 7. a micro hydraulic station; 8. a rotating shaft; 9. a first motor; 10. a worm gear box; 11. a grating sensor; 12. an oil cylinder; 13. an inner shaft.

Detailed Description

Referring to fig. 1, 3 and 4, in an embodiment of the present invention, a tensioning mechanism includes a main frame, a frame 1, a roller shaft 2, a mounting seat 3, a force arm 4 and a motor 5, the roller shaft 2 is installed inside the frame 1, the mounting seat 3 is installed on the right side of the frame 1, and the inside of the mounting seat 3 is connected to the force arm 4 through a correction mechanism;

the correction mechanism includes: grating sensor 11, slide 6, miniature hydraulic pressure station 7, hydro-cylinder 12 and pivot 8, grating sensor 11 installs in the top of roller 2, rotatable pivot 8 is installed through the bearing in the inside of frame 1, the outside slidable mounting of pivot 8 has the slide 6 that extends to the inside of pivot 8, the internally mounted of pivot 8 has the hydro-cylinder 12 of being connected with slide 6, hydro-cylinder 12 passes through the oil hydraulic pipe and the 7 intercommunications of miniature hydraulic pressure station, installs the fiber container on the arm of force 4, and when the skew is transmitted to the paper, the skew is adjusted to the position that the fiber container was removed in the accessible fine setting.

As a further aspect of the present invention: the grating sensor 11 is connected with the host computer signal of telecommunication, the host computer can control miniature hydraulic pressure station 7 and transmit hydraulic oil to hydro-cylinder 12, the quantity of hydro-cylinder 12 is two, and two hydro-cylinders 12 are connected with the both ends of slide 6 respectively, and hydro-cylinder 12 removes to supplying with fluid drive slide 6 through miniature hydraulic pressure station 7.

As a further aspect of the present invention: the spout has been seted up to one side of pivot 8, and the spout not only can carry on spacingly to slide 6, prevents that slide 6 from rotating, can also make slide 6 remove simultaneously.

As a further aspect of the present invention: the sliding seat 6 comprises a sliding ring and an inner shaft 13, the sliding ring is connected with the outer side of the rotating shaft 8 in a sliding mode, the inner shaft 13 penetrating through the sliding groove and located inside the rotating shaft 8 is installed on the inner side of the sliding ring, the sliding ring is connected with the rotating shaft 8 through a sliding rail, and the inner shaft 13 is connected with the rotating shaft 8 in a sliding mode.

The utility model discloses a theory of operation is: the grating sensor 11 can detect the offset distance of paper, the grating sensor 11 transmits a detected signal to the host computer, the host computer controls the micro hydraulic station 7 to convey oil pressure to the oil cylinders 12 through operation, the oil cylinders 12 push the sliding seat 6 to move, in the two oil cylinders 12, when one oil cylinder 12 pushes, the other oil cylinder 12 contracts, therefore, the pushing arm 4 and the paper tube are pushed to move, the paper offset is adjusted, the adjustment mode cannot cause the damage of paper corners, and the completeness of the paper can be effectively protected.

Referring to fig. 1, 2 and 4, in the embodiment of the present invention, a tension mechanism is further included;

the tension mechanism includes: tension sensor, first motor 9, worm gear case 10 and second motor 5, be connected with tension sensor between roller 2 and the frame 1, the one end and the worm gear case 10 of pivot 8 are connected, the other end of worm gear case 10 is connected with first motor 9, be provided with second motor 5 on the arm of force 4, first motor 9 is used for driving 8 angle of adjustment of pivot, and second motor 5 is used for adjusting the rolling efficiency of fiber container.

As a further aspect of the present invention: be provided with the drive shaft of being connected with 5 output of second motor on the arm of force 4, tension sensor and host computer signal of telecommunication connection, the operation of second motor 5 and first motor 9 can be controlled to the host computer, and tension sensor detects when tension is too big, can control the rotational speed of second motor 5 and improve for put paper speed, thereby slow down paper tension.

As the utility model discloses further scheme again: the first motor 9 is connected with a worm of the worm and gear box 10, one end of the rotating shaft 8 is connected with a worm wheel of the worm and gear box 10, the worm and gear box 10 is in the prior art and comprises a worm and gear and a box body for fixing the worm and gear, the worm and gear structure is commonly used for transmitting motion and power between two staggered shafts, the worm and gear are equivalent to a gear and a rack in the middle plane, and the worm is similar to a screw in shape.

The utility model discloses a theory of operation is: when tension sensor detects tension too big, can control the rotational speed of second motor 5 and improve, accelerate and put paper speed, thereby slow down paper tension, drive second motor 5 simultaneously, make second motor 5 rotate through worm gear case 10 control pivot 8, pivot 8 rotates and makes arm of force 4 rotate to the one side that is close to roller 2, thereby slow down tension, when tension sensor detects tension too little, also can solve through the adjustment, second motor 5 rotates arm of force 4 to the bottommost, the height reduces, the last unloading of the fiber container that can also be convenient for.

It should be noted that the above embodiments belong to the same utility model concept, and the description of each embodiment has its emphasis, and the description of each embodiment is not described in detail, and reference may be made to the description of other embodiments.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A tensioning mechanism comprises a host, a rack (1), a roll shaft (2), a mounting seat (3), a force arm (4) and a motor (5), wherein the roll shaft (2) is mounted inside the rack (1), the mounting seat (3) is arranged on the right side of the rack (1), and the tensioning mechanism is characterized in that the inside of the mounting seat (3) is connected with the force arm (4) through a correcting mechanism;

the correction mechanism includes: grating sensor (11), slide (6), miniature hydraulic pressure station (7), hydro-cylinder (12) and pivot (8), the top in roller (2) is installed in grating sensor (11), rotatable pivot (8) are installed through the bearing in the inside of frame (1), the outside slidable mounting of pivot (8) has slide (6) that extend to pivot (8) inside, the internally mounted of pivot (8) has hydro-cylinder (12) of being connected with slide (6), hydro-cylinder (12) are through oil hydraulic pipe and miniature hydraulic pressure station (7) intercommunication.

2. A tensioning mechanism according to claim 1, characterized in that said grating sensor (11) is electrically connected to a main machine, said main machine being able to control the micro hydraulic station (7) to transmit hydraulic oil to the cylinders (12), said cylinders (12) being two in number, the two cylinders (12) being connected to the two ends of the slide (6) respectively.

3. A tensioning mechanism according to claim 1, characterized in that one side of the shaft (8) is slotted.

4. A tensioning mechanism according to claim 3, characterized in that the slide (6) comprises a slide ring and an inner shaft (13), the slide ring is slidably connected to the outer side of the rotating shaft (8), the inner shaft (13) is mounted through the sliding groove and located inside the rotating shaft (8) on the inner side of the slide ring, and the slide ring is connected to the rotating shaft (8) by a sliding rail.

5. A tensioning mechanism according to claim 1, further comprising a tensioning mechanism;

the tension mechanism includes: tension sensor, first motor (9), worm gear case (10) and second motor (5), be connected with tension sensor between roller (2) and frame (1), the one end and the worm gear case (10) of pivot (8) are connected, the other end and the first motor (9) of worm gear case (10) are connected, be provided with second motor (5) on the arm of force (4).

6. A tensioning mechanism according to claim 5, characterized in that the arm (4) is provided with a drive shaft connected to the output of the second motor (5), and the tension sensor is electrically connected to a main unit which controls the operation of the second motor (5) and the first motor (9).

7. A tensioning mechanism according to claim 5, characterized in that the first motor (9) is connected to the worm of a worm gear box (10), and one end of the shaft (8) is connected to the worm wheel of the worm gear box (10).