CN210704959U

CN210704959U - Automatic cutting device for film

Info

Publication number: CN210704959U
Application number: CN201921404739.3U
Authority: CN
Inventors: 周水来
Original assignee: Jiahe Rubber And Plastic Industry Kunshan Co Ltd
Current assignee: Jiahe Rubber And Plastic Industry Kunshan Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-09
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses an automatic film cutting device, which comprises cutters, a jig and a pressing piece, wherein a plurality of cutters are arranged in a line and driven by a driving piece to lift together; the jig comprises a bottom plate, a first jig plate and a second jig plate, wherein a plurality of first jig plates and second jig plates are arranged in a straight line and are arranged at intervals, and a notch matched with the cutter is formed at the joint of the adjacent first jig plates and the adjacent second jig plates; the first jig plate is fixed on the top of the bottom plate, and the second jig plate is installed on the top of the bottom plate through the guide pillar and guide sleeve assembly and driven to lift by the cylinder; the pressing piece is arranged above the jig and is driven to lift by the second air cylinder; and a material pressing part is correspondingly arranged above the first jig plate. The cutter that the row opened can accomplish the disposable of a rubber materials and cut to utilize the tool board that the interval set up, through the thorough separation of the adjacent film of difference in height realization.

Description

Automatic cutting device for film

Technical Field

The utility model belongs to the technical field of the rubber and plastic industry, it prepares equipment, especially an automatic cutting device of film to involve the rubber and plastic raw materials.

Background

The rubber raw material which is rolled into a sheet shape needs to be cut into square films according to the size and the weight of a product (single or a plurality of products), an operator puts one film into a die cavity, and the corresponding rubber and plastic product is hot-pressed and formed after the die is closed.

In the film cutting process, an automatic film cutting machine is generally used for cutting. The existing automatic cutting machine mainly adopts fixed-length cutting, as shown in fig. 1, a trimmed sheet raw material A is manually pushed forwards to a positioning block B, a photoelectric signal in the positioning block is cut off, and a cutter C automatically moves downwards to cut. Although the automatic cutting machine can reduce the labor intensity of workers, the rubber cutting efficiency is still not high, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic cutting device of film, its one of them purpose is the cutting efficiency who improves the rubber.

In order to achieve the above purpose, the utility model provides a technical scheme as follows:

automatic cutting device of film includes:

the cutters are arranged in a line and driven by a driving piece to lift together;

the jig is arranged below the cutter and comprises a bottom plate, a first jig plate and a second jig plate, wherein a plurality of first jig plates and second jig plates are arranged in a straight line and are arranged at intervals, and a cutting groove matched with the cutter is formed at the joint of the adjacent first jig plates and the adjacent second jig plates; the first jig plate is fixed on the top of the bottom plate, and the second jig plate is installed on the top of the bottom plate through the guide pillar and guide sleeve assembly and driven to lift by the cylinder;

the pressing piece is arranged above the jig and is driven to lift by a second air cylinder; the pressing piece is correspondingly arranged above the first jig plate.

In the technical scheme, after the trimmed flaky raw material is positioned in a jig, a driving piece drives a cutter to move downwards to cut the flaky raw material into a plurality of rubber sheets; after the cutter goes upward, the pressing piece is driven by the cylinder II to move downward to press the rubber of the jig plate I, and then the cylinder I drives the jig plate to move upward for a certain distance to enable adjacent rubber to be thoroughly separated.

The technical scheme provided by the utility model still include following additional technical characteristics:

furthermore, gravity sensors are arranged in the first jig plate and the second jig plate and are in signal connection with a control system.

Further, the material pressing piece comprises a support and a plurality of vacuum chucks fixed to the bottom of the support, and the support is connected with a piston rod of the second air cylinder.

Furthermore, the first jig plate and the second jig plate are movably connected through a concave-convex connection structure.

One side of the jig plate corresponding to the second jig plate is provided with a sliding groove, and the side face of the second jig plate is provided with a sliding block in sliding connection with the sliding groove.

Further, the film cutting device further comprises two or three-axis mechanical arms, and the Z axis of each mechanical arm is used as a driving piece to drive the cutter to lift.

Further, the second air cylinder is fixed on the Z axis of the mechanical arm.

Furthermore, a material taking part is arranged above each jig plate II, the material taking part is driven to lift by a cylinder III, and the cylinder III is fixed on the Z axis of the mechanical arm.

Further, the material taking part comprises a first support and a plurality of first vacuum chucks fixed at the bottom of the first support, and the first support is connected with a piston rod of the third air cylinder.

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

1. the cutter arranged in a row can finish one-time cutting of a rubber raw material, so that the cutting efficiency of the film is improved

2. The jig plates arranged at intervals are utilized to realize the thorough separation of the adjacent films through the height difference, so that the secondary separation is not needed manually, and the labor burden of workers is reduced;

3. after the two jig plates are separated in height, the gravity sensor arranged in the jig plates is used for weighing and testing the films, and if the films with weights exceeding the set tolerance exist, the control system gives an alarm and displays the positions of the films with unqualified weights.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic view of a conventional automatic guillotine;

FIG. 2 is a schematic diagram showing the cutting of the rubber stock in the first example;

FIG. 3 is a side view of the automatic film cutting apparatus according to the first embodiment;

FIG. 4 is a side view of a fixture disclosed in the first embodiment;

fig. 5 is a cross-sectional view of a first jig plate and a second jig plate disclosed in the first embodiment.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example one

The rubber material shown in fig. 2 has been trimmed to shape by a previous process, and seven sheets of film D are cut into equal lengths in this process. The automatic film cutting device shown in fig. 3 comprises a three-axis mechanical arm, six cutters 10 arranged in a line, and the cutters 10 are arranged on the Z axis of the three-axis mechanical arm; a jig comprising a bottom plate 21, a first jig plate 22 and a second jig plate 23 is arranged below the cutter 10, the first jig plate 22 is fixed on the top of the bottom plate 21, and the second jig plate 23 is installed on the top of the bottom plate 21 through a guide pillar and guide sleeve assembly and is driven to lift by a cylinder one 30; the first jig plates 22 are four in number, the second jig plates 23 are three in number, the first jig plates 22 are arranged in a word shape and are arranged at intervals, and the connecting part of the adjacent first jig plates 22 and the adjacent second jig plates 23 is provided with a cutting groove 24 matched with the cutter 10; the upper parts of the first jig plates 22 are correspondingly provided with material pressing pieces 50, and the material pressing pieces 50 are driven to lift by a second cylinder 60 fixed on the Z axis. After the trimmed sheet-shaped raw material in fig. 2 is positioned in the jig, the cutter 10 is driven by the Z-axis to move downwards to cut the sheet-shaped raw material into seven rubber sheets, and then the seven rubber sheets move upwards; then, the pressing piece 50 is driven by the second air cylinder 60 to downwards press on the rubber of the first jig plate 22; finally, the first cylinder 30 drives the second jig plate 23 to rise upward for a certain distance to completely separate the adjacent rubber sheets (as shown in fig. 4).

The pressing part 50 comprises a support and a plurality of vacuum suckers 52 fixed at the bottom of the support 51, the support is connected with a piston rod of the second air cylinder 60, the vacuum suckers suck the rubber sheets to give certain pressure to the rubber sheets, the rubber sheets on the first jig plate 22 are prevented from moving along with the rubber sheets on the second jig plate 23, and too deep indentations cannot be left on the rubber sheets.

Referring to fig. 5, a sliding groove 221 is formed in one side of the first jig plate 22 corresponding to the second jig plate 23, a sliding block 231 slidably connected in the sliding groove is formed in the side surface of the second jig plate 23, and the first jig plate 22 and the second jig plate 23 are movably connected through the concave-convex connection structure, so that the lifting stability of the second jig plate 23 is improved.

And a material taking part 70 is arranged above each jig plate II 23, and a cylinder III 80 fixed on the Z axis of the mechanical arm drives the material taking part to lift. The material taking part comprises a first support 71 and a plurality of first vacuum chucks 72 fixed at the bottom of the first support, and the first support is connected with a piston rod of the third air cylinder. After the second jig plate 23 rises, the material taking part picks the films downwards, and the material taking part and the material pressing part 50 complete simultaneous blanking of seven films.

Example two

The present embodiment is based on the first embodiment.

And after the two jig plates are separated in height, the gravity sensor arranged in the jig plate carries out weighing inspection on the film, and if the film with the weight exceeding the set tolerance exists, the control system gives an alarm and displays the position of the film with the unqualified weight.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Automatic cutting device of film, its characterized in that includes:

2. The automatic cutting device for film as claimed in claim 1, wherein a gravity sensor is provided in the first jig plate and the second jig plate, and the gravity sensor is in signal connection with a control system.

3. The automatic film cutting device according to claim 1, wherein the pressing member comprises a frame and a plurality of vacuum suction cups fixed to the bottom of the frame, and the frame is connected to the piston rod of the second cylinder.

4. The automatic cutting device for film as claimed in claim 3, wherein the first jig plate and the second jig plate are movably connected by a male-female connection structure.

5. The automatic cutting device for film as claimed in claim 4, wherein a sliding groove is formed on one side of the second jig plate corresponding to the jig plate, and a sliding block slidably engaged with the sliding groove is formed on a side surface of the second jig plate.

6. The automatic film cutting device according to claim 5, further comprising a two-axis or three-axis mechanical arm, wherein the Z-axis of the mechanical arm is used as a driving member to drive the cutter to move up and down.

7. The automatic film cutting device according to claim 6, wherein the second cylinder is fixed to the Z-axis of the mechanical arm.

8. The automatic cutting device for film as claimed in claim 7, wherein a material taking member is disposed above each second jig plate, the material taking member is driven to move up and down by a third cylinder, and the third cylinder is fixed on the Z axis of the mechanical arm.

9. The automatic film cutting device according to claim 8, wherein the material taking member comprises a first bracket and a plurality of first vacuum suction cups fixed at the bottom of the first bracket, and the first bracket is connected with a piston rod of the third cylinder.