CN112408046A

CN112408046A - Automatic cutter structure of roll changing of coating machine

Info

Publication number: CN112408046A
Application number: CN202011223382.6A
Authority: CN
Inventors: 曹余庆; 何海棠; 堵柳明
Original assignee: WUXI ADVANCE SYSTEMS Inc
Current assignee: WUXI ADVANCE SYSTEMS Inc
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-02-26

Abstract

The invention relates to the technical field of coating machines, in particular to a cutter structure for automatic roll changing of a coating machine, which comprises a cutter pushing mechanism and an idler roller cutter mechanism, wherein the idler roller cutter mechanism comprises an idler roller and a semicircular cutter mounting frame arranged around the idler roller, the semicircular cutter mounting frame is mounted on the idler roller and rotates along with the idler roller, cutting cutters are arranged on two side edges of the semicircular cutter mounting frame, and the cutter pushing mechanism drives the idler roller to rotate. The invention has the effects of strong operability and high convenience.

Description

Automatic cutter structure of roll changing of coating machine

Technical Field

The invention relates to the technical field of coating machines, in particular to a cutter structure for automatically changing rolls of a coating machine.

Background

There is a relatively mature automatic reel-changing cutting device that unreels in the coating trade, but most unreel to the material book unilateral (commonly known as upper coil or lower coil) and trade the material and cut, and the cut-off knife that from this automatic reel-changing generally designs the cutting of unreeling to a direction to maneuverability and convenience when having reduced the customer and using.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the cutter structure for automatically changing rolls of the coating machine, which has the effects of strong operability and high convenience.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a cut-off knife structure of automatic roll change of coating machine, includes cut-off knife pushing mechanism and idler roller cut-off knife mechanism, idler roller cut-off knife mechanism includes the idler roller and encircles the semi-circular sword mounting bracket that the idler roller set up, semi-circular sword mounting bracket is installed and is rotated along with the idler roller on the idler roller, semi-circular sword mounting bracket both sides limit all is equipped with cuts the sword, cut-off knife pushing mechanism drive idler roller rotates.

Through adopting above-mentioned technical scheme, cut-off knife pushing mechanism drive idler roller rotates, and to opening a book with opening the book down, stretch out two different cutting knives respectively to the condition of opening a book with opening the book down in the adaptation, maneuverability and convenience when having strengthened the customer and using.

The present invention in a preferred example may be further configured to: the cut-off knife pushing mechanism comprises a V-shaped connecting shaft rod and a linear telescopic driving assembly, one end of the V-shaped connecting shaft rod is fixedly connected with the idler roller, the other end of the V-shaped connecting shaft rod is hinged with the telescopic driving assembly, and one end, back to the V-shaped connecting shaft rod, of the telescopic driving assembly is hinged with the installation carrier.

Through adopting above-mentioned technical scheme, become curvilinear motion with linear motion transformation through V type even axostylus axostyle.

The present invention in a preferred example may be further configured to: the telescopic driving assembly comprises two cylinders, the tail ends of the two cylinders are fixedly connected, and piston rods of the two cylinders are on the same straight line.

Through adopting above-mentioned technical scheme, adopt the cylinder as linear driving piece, it is with low costs, control is convenient.

The present invention in a preferred example may be further configured to: a fixing base is arranged between the telescopic driving assembly and the installation carrier, the fixing base is fixedly installed on the installation carrier, and one end, back to the V-shaped connecting shaft rod, of the telescopic driving assembly is connected with the fixing base.

By adopting the technical scheme, the telescopic driving assembly is convenient to install.

The present invention in a preferred example may be further configured to: and Y-shaped connecting forks are arranged at the end heads of the piston rods of the two cylinders.

Through adopting above-mentioned technical scheme, make things convenient for the installation of cylinder and unable adjustment base and V type connecting shaft pole.

The present invention in a preferred example may be further configured to: the idler roller comprises a shaft lever and a bearing roller arranged on the shaft lever, and one end of the shaft lever is fixedly connected with the V-shaped connecting shaft lever.

The present invention in a preferred example may be further configured to: and flange bearing seats are arranged at two ends of the shaft lever, and the shaft lever is rotationally connected with the flange bearing seats.

By adopting the technical scheme, the idler roller is convenient to mount and forms a support for the idler roller.

The present invention in a preferred example may be further configured to: and a tool rest fixing clamping block is arranged between the semicircular tool mounting frame and the idler roller, and the semicircular tool mounting frame is fixed on the shaft rod through the tool rest fixing clamping block.

The present invention in a preferred example may be further configured to: the shaft lever is provided with a key slot.

By adopting the technical scheme, the installation of the idler roller is convenient.

The present invention in a preferred example may be further configured to: the cutting knife is a tooth-shaped knife.

Through adopting above-mentioned technical scheme, the effect of cutting the cloth is better.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the device has simple and ingenious structure, two cutting knives in different directions are arranged on one knife rest and do not need to be used

The cutting effect in the same direction;

2. the functional requirements that the feeding from different uncoiling directions can also realize automatic coil changing and cutting are met;

3. compared with the traditional large-arm type cutter mechanism, the automatic roll changing and cutting mechanism for realizing feeding in different directions has simple structure and occupies

The space is less;

4. compared with the traditional large-arm type cutter mechanism, the large-arm type cutter mechanism has fewer mechanical parts and is convenient to maintain.

Drawings

FIG. 1 is a schematic structural view of a cutter pushing mechanism in the embodiment;

FIG. 2 is a schematic structural view of an idler roller cutter mechanism according to an embodiment;

FIG. 3 is a schematic view of the installation structure of the semicircular knife installation frame and the tooth-shaped knife in the embodiment;

FIG. 4 is a schematic view showing a coupling structure of an idler roller cutter mechanism and a cutter pushing mechanism in the embodiment;

FIG. 5 is a schematic view illustrating the case where the unwinding film is a lower opening feeding unwinding roll in the embodiment;

fig. 6 is a schematic diagram of the embodiment when the unwinding material film is an upper opening feeding unwinding material.

In the figure, 1, cylinder; 2. a cylinder; 3. a Y-shaped connecting fork; 4. a cylindrical pin; 5. a cotter pin; 6. a fixed base; 7. a V-shaped connecting shaft rod; 8. a flange bearing seat; 9. a shaft lever; 10. a keyway; 11. a semicircular knife mounting rack; 12. the tool rest fixes the clamping block; 13. a toothed cutter; 14. a bearing roller; 15. feeding a material pressing rubber roll; 16. and (5) pressing the material roller.

Detailed Description

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

Example (b):

referring to fig. 1-6, the invention discloses a cutter structure for automatic roll change of a coater, which comprises a cutter pushing mechanism and an idler roller cutter mechanism.

The idler roller cut-off knife mechanism comprises an idler roller and a semicircular knife mounting frame 11 arranged around the idler roller, the idler roller comprises a shaft rod 9 and a bearing roller 14 arranged on the shaft rod 9, one end of the shaft rod 9 is connected with a cut-off knife pushing mechanism, and the cut-off knife pushing mechanism drives the shaft rod to rotate.

The flange bearing seats 8 are arranged at two ends of the shaft rod 9, the shaft rod 9 is rotatably connected with the flange bearing seats 8, an idler roller is convenient to install, the idler roller is supported, and the idler roller is convenient to rotate.

The semicircular knife mounting frame 11 is arranged in a semicircular cylinder shell shape and is arranged on the outer side of the bearing roller 14 in a surrounding mode, the semicircular knife mounting frame 11 is mounted on the idler roller and rotates along with the idler roller, cutting knives are arranged on two side edges of the semicircular knife mounting frame 11, and the cutting knives are tooth-shaped knives 13.

The cutting edge of the cutting knife is arranged along the direction back to the semicircular knife mounting frame 11, and the two toothed knives can cut from two different directions so as to adapt to the conditions of upper uncoiling and lower uncoiling.

A tool rest fixing clamping block 12 is arranged between the semicircular tool mounting frame 11 and the idler roller, and the semicircular tool mounting frame 11 is fixed on the shaft rod 9 through the tool rest fixing clamping block 12.

During assembly, the shaft rod 9 and the bearing roller 14 are matched and combined into an idler roller, the semicircular cutter mounting frame 11 is fixed on the shaft rod 9 through the cutter frame fixing clamping block 12, and the two toothed cutters 13 are mounted at two ends of the semicircular cutter mounting frame 11. The flange type bearing seats are sleeved on two sides of the shaft rod 9, the shaft rod 9 with the key groove 10 extends out of the flange bearing seats 8 to be matched and connected with the V-shaped connecting shaft rod 7 of the cutter pushing mechanism, and the V-shaped connecting shaft rod 7 drives the shaft rod 9 to rotate by action so as to drive the cutter frame provided with the toothed cutter 13 to act.

Cut-off knife pushing mechanism includes V type even axostylus axostyle 7 and the flexible drive assembly of linearity, and 7 one end of V type even axostylus axostyle are connected with idler roller fixed connection, and the other end is articulated with flexible drive assembly, and flexible drive assembly links 7 one end of axostylus axostyle and installation carrier hinge dorsad.

The shaft lever 9 is provided with a key groove 10, and the V-shaped connecting shaft lever 7 is matched with the shaft lever 9 through a key.

In this embodiment, the telescopic driving assembly adopts two cylinders 1 and 2, the bases of the two cylinders 1 and 2 are connected with the bases back to back, and the piston rods of the two cylinders 1 and 2 are on the same straight line. Be equipped with unable adjustment base 6 between cylinder 2 and the installation carrier, unable adjustment base 6 fixed mounting is at the installation carrier, and cylinder 2 joins in marriage 7 one end of axostylus axostyle with unable adjustment base 6 handing-over in V type dorsad, and the piston rod end department of two cylinders 1, 2 all is equipped with Y type clevis 3.

The piston rods of the cylinders 1 and 3 are connected together through the Y-shaped connecting fork 3, the cylindrical pin 4 and the split pin 5, the fixed base 6 and the V-shaped connecting shaft rod 7, and the two cylinders 1 and 2 can operate the V-shaped connecting shaft rod 7 in a telescopic mode.

The implementation principle of the embodiment is as follows: referring to fig. 5 and 6, the push cutter mechanism and the idler roller cutter mechanism are mounted on a mounting carrier (i.e., an unwinding automatic changer).

When the unwinding material film is fed and unwound through the lower opening, the material film is fed backwards through the upper pressing rubber roll 15 from bottom to top, the material film to be changed is mounted on the reel to be changed in the same way by using the direction of the lower opening, the material film to be changed is automatically cut and connected after being turned to the upper pressing rubber roll at a proper angle during reel change, and when the automatic cutting and connecting is started, the upper pressing roller presses the material film to be changed, the air cylinder 2 does stretching action to drive the toothed cutter 13 at the upper part to move forwards, so that the material film to be changed in the direction of the lower opening material film is cut.

When the unwinding material film is an upper opening feeding unwinding film, the material film is fed backwards through a lower pressing rubber roll 16 from top to bottom, the material film to be changed is mounted on a reel to be changed by using the upper opening direction, the material roll is turned to the lower pressing rubber roll at a proper angle during reel change, automatic cutting and material receiving are performed, when the automatic cutting and material receiving start, the lower pressing rubber roll 16 presses the material roll to be changed, the air cylinder 1 retracts to drive the toothed cutter 13 at the lower part to move forwards, and the material film to be changed in the trend of the upper opening material film is cut.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a cut-off knife structure of automatic roll change of coating machine which characterized in that: including cut-off knife pushing mechanism and idler roller cut-off knife mechanism, idler roller cut-off knife mechanism includes idler roller and semi-circular sword mounting bracket (11) around the idler roller setting, semi-circular sword mounting bracket (11) are installed and are rotated along with the idler roller on the idler roller, semi-circular sword mounting bracket (11) both sides limit all is equipped with cuts the sword, cut-off knife pushing mechanism drive idler roller rotates.

2. The cutter structure for automatic roll change of a coater according to claim 1, wherein: the cut-off knife pushing mechanism comprises a V-shaped connecting shaft rod (7) and a linear telescopic driving assembly, one end of the V-shaped connecting shaft rod (7) is fixedly connected with the idler roller, the other end of the V-shaped connecting shaft rod is hinged with the telescopic driving assembly, and one end, back to the V-shaped connecting shaft rod (7), of the telescopic driving assembly is hinged with the mounting carrier.

3. The cutter structure for automatic roll change of a coater according to claim 2, wherein: the telescopic driving assembly comprises two cylinders (1 and 2), the tail ends of the cylinders (1 and 2) are fixedly connected, and piston rods of the two cylinders (1 and 2) are on the same straight line.

4. The cutter structure for automatic roll change of a coater according to claim 2, wherein: be equipped with unable adjustment base (6) between flexible drive assembly and the installation carrier, unable adjustment base (6) fixed mounting is at the installation carrier, flexible drive assembly dorsad V type connecting shaft pole (7) one end and unable adjustment base (6) handing-over.

5. The cutter structure for automatic roll change of a coater according to claim 3, wherein: the end of the piston rod of each of the two cylinders (1, 2) is provided with a Y-shaped connecting fork (3).

6. The cutter structure for automatic roll change of a coater according to claim 2, wherein: the idler roller comprises a shaft lever (9) and a bearing roller (14) arranged on the shaft lever (9), and one end of the shaft lever (9) is fixedly connected with the V-shaped connecting shaft lever (7).

7. The cutter structure for automatic roll change of a coater according to claim 6, wherein: and flange bearing seats (8) are arranged at two ends of the shaft lever (9), and the shaft lever (9) is rotationally connected with the flange bearing seats (8).

8. The cutter structure for automatic roll change of a coater according to claim 6, wherein: a cutter frame fixing clamping block (12) is arranged between the semicircular cutter mounting frame (11) and the idler roller, and the semicircular cutter mounting frame (11) is fixed on the shaft rod (9) through the cutter frame fixing clamping block (12).

9. The cutter structure for automatic roll change of a coater according to claim 7, wherein: the shaft lever (9) is provided with a key groove (10).

10. The cutter structure for automatic roll change of a coater according to claim 1, wherein: the cutting knife is a tooth-shaped knife (13).