WO2021073168A1

WO2021073168A1 - Motion-follow cutting mechanism

Info

Publication number: WO2021073168A1
Application number: PCT/CN2020/100077
Authority: WO
Inventors: 韦杰; 仲汉呈; 王干琴
Original assignee: 盐城市华森机械有限公司
Priority date: 2019-10-14
Filing date: 2020-07-03
Publication date: 2021-04-22
Also published as: CN211362582U

Abstract

Provided is a motion-follow cutting mechanism, comprising a material-feeding mechanism and a motion-follow cutting mechanism; the material-feeding mechanism comprises a material-feeding machine frame; a conveyor belt (18), material-feeding rubber roller (2), and speed-detecting rubber roller (4) are arranged on the material-feeding machine frame; the motion-follow cutting mechanism comprises a motion-follow base (13), a motion-follow upper beam (6), a motion-follow middle beam (7), and a motion-follow lower beam (9); the motion-follow lower beam is arranged on a motion-follow base by means of a linear slide rail (14), and is connected to the motion-follow base by means of a motion-follow servo motor (12) and a motion-follow screw (10); the motion-follow servo motor drives the motion-follow lower beam to move on the linear slide rail by means of the lead screw; a cutting cylinder (5) is arranged on the motion-follow upper beam; the piston rod of the cutting cylinder is connected to the motion-follow middle beam; a cutting blade (16) is also provided on the lower end surface of the motion-follow middle beam; the cutting cylinder can drive the motion-follow middle beam to move upward and downward along a guide column (8). The motion-follow cutting mechanism drives the motion-follow lower beam to move by means of the arrangement of the servo motor, and performs motion-follow cutting according to the speed of the detected material, ensuring that the material is accurately cut while moving.

Description

A follow-up cutting mechanism

Technical field

The utility model belongs to the field of cutting machines, in particular to a follow-up cutting mechanism.

Background technique

At present, cutting machines are widely used in textiles, leather processing and other fields. The cylinder drives the cutter to perform punching to achieve cutting. The current cutters feed the material to the cutter frame, and the cylinder drives the cutter to cut down to complete the cutting. , The material is static when cutting; at present, in the processing of thermal insulation cotton, after the thermal forming of the thermal insulation cotton, it needs to be cut, but the thermal insulation cotton needs to move all the time when it comes out of the forming machine, so it needs to be in the process of moving For cutting insulation cotton, there is no related follow-up cutting mechanism.

Utility model content

The purpose of the utility model is to solve the above-mentioned problems and provide a follow-up cutting mechanism, which can solve the problem of precise cutting of thermal insulation cotton during the moving process.

In order to achieve the above objective, the present invention provides the following technical solutions: a follow-up cutting mechanism, including a feeding mechanism and a follow-up cutting mechanism, the feeding mechanism includes a feeding frame, and a conveyor belt is arranged on the feeding frame , The feeding rubber roller and the speed detecting rubber roller; the feeding rubber roller is arranged above the conveyor belt, and the speed detecting rubber roller is arranged on the discharge end of the conveyor belt to detect the material at the discharge end. Speed; The follow-up cutting mechanism includes a follow-up base, a follow-up upper beam, a follow-up middle beam and a follow-up lower beam, wherein the follow-up lower beam is set on the follow-up base through a linear slide, The moving lower beam is also connected to the follower base through a follower servo motor and a follower screw. The follower servo motor drives the follower lower beam to move on the linear slide through the lead screw; in the follower upper beam A cutting cylinder is arranged on the cutting cylinder, the piston rod of the cutting cylinder is connected to the following moving middle beam, the lower end surface of the following moving middle beam is also provided with a cutting knife, the following moving upper beam, the following moving middle beam and The follow-up lower beams are also connected by a guide post, and the cutting cylinder can drive the follow-up middle beam to move up and down along the guide post.

As an improvement of the utility model, a cutting board is provided on the follower lower beam, and the cutting board is connected with a cutting micro-movement mechanism, and the cutting micro-movement mechanism can drive the cutting board to rotate .

As an improvement of the utility model, a limit mechanism for limiting the stroke of the cutting cylinder is also provided on the follow-up cutting mechanism.

As an improvement of the present utility model, the limiting mechanism includes an upper electrode and a lower electrode, the upper electrode is arranged on the follower middle beam, and the lower electrode is arranged on the follower. On the lower beam, when the upper electrode touches the lower electrode, the piston rod of the cutting cylinder drives the moving middle beam to move upward.

As an improvement of the utility model, the feeding rubber roller is driven by a feeding motor to rotate, and is driven by a pressing cylinder to adjust the upper and lower positions.

As an improvement of the utility model, the speed detecting rubber roller is driven by the detecting rubber roller cylinder to adjust the upper and lower positions.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

The utility model drives the follower beam to move by setting the servo motor, and performs follow-up cutting according to the speed of the detected material, ensuring that the material is accurately cut under the condition of movement; by setting the electric limit position mechanism, when the follower is moving After the beam touches the limit switch of the electrode point, the cutting cylinder rises, which can effectively limit the cylinder stroke; by setting the cutting plate micro-movement mechanism, the cutting plate can be driven to rotate, avoiding the cutting knife in the cutting Cut the same place on the board for a long time.

Description of the drawings

Figure 1 is a schematic diagram of the structure of the utility model.

Figure 2 is a side view of the utility model.

Figure 3 is a top view of the utility model.

Figure 4 is a three-dimensional view of the utility model.

Detailed ways

The technical solutions provided by the present utility model will be described in detail below in conjunction with specific examples. It should be understood that the following specific implementations are only used to illustrate the present utility model and not to limit the scope of the present utility model.

A follow-up cutting mechanism as shown in Figures 1 to 4 includes a feeding mechanism and a follow-up cutting mechanism. The feeding mechanism includes a feeding frame on which a conveyor belt 18 and a feeding rubber are provided. The roller 2 and the speed detecting rubber roller 4; the feeding rubber roller 2 is arranged above the conveyor belt 18, and the conveyor belt 18 is driven by the conveyor belt motor 1, and the speed detecting rubber roller 4 is arranged on the conveyor belt. The discharge end with 18 is used to detect the speed of the material at the discharge point. The feeding rubber roller 2 is driven by the feeding motor 3 to rotate, and is driven by the pressing cylinder 17 to adjust the upper and lower positions.

The speed detection rubber roller 4 is driven by the detection rubber roller cylinder 19 to adjust the upper and lower positions, and the speed detection rubber roller 4 performs speed detection by setting an encoder, which belongs to the prior art and will not be excessively explained.

The follow-up cutting mechanism includes a follow-up base 13, a follow-up upper beam 6, a follow-up middle beam 7 and a follow-up lower beam 9, wherein the follow-up lower beam 9 is set on the follow-up via a linear slide 14 On the base 13, the follower lower beam 9 is also connected to the follower base 13 through the follower servo motor 12 and the follower screw 10, and the follower servo motor 12 drives the follower lower beam 9 to slide in a straight line through the screw 10 Move on the rails.

A cutting cylinder 5 is provided on the follower upper beam 6, the piston rod of the cutting cylinder 5 is connected to the follower middle beam 7, and the lower end surface of the follower middle beam 7 is also provided with a cutting knife 16 , The follower upper beam 6, the follower middle beam 7 and the follower lower beam 7 are also connected by a guide post 8. The cutting cylinder 5 can drive the follower middle beam 7 to move up and down along the guide post 8. .

A cutting board is provided on the following lower beam 9. The cutting board is connected with the cutting micro-movement mechanism 11, and the cutting micro-movement mechanism 11 can drive the cutting board to rotate. The specific structure and working principle of the cutting micro-movement mechanism 11 refer to the patent previously applied by the applicant, the application number is 2018112739652, and the name is a micro-movement mechanism for the workbench, which describes the work of the cutting micro-movement mechanism 11 in detail. principle.

A limit mechanism 15 for limiting the stroke of the cutting cylinder is also provided on the follow-up cutting mechanism. The limiting mechanism 15 includes an upper electrode and a lower electrode, the upper electrode is arranged on the following moving beam, the lower electrode is arranged on the following moving lower beam, and the upper When the electrode touches the lower electrode, the piston rod of the cutting cylinder drives the following middle beam to move upward.

The action flow of the follow-up cutting machine in this case is as follows:

The material is placed on the conveyor belt, the conveyor belt motor drives the conveyor belt forward, and the pressing cylinder drives the feeding rubber roller to press down to ensure that the material speed is the same as the feeding motor speed. The detection rubber roller cylinder drives the speed to detect the rubber roller pressing down on the material to ensure The speed of the detection rubber roller is the same as that of the material. When the cutting action is required, the servo motor drives the lead screw to move the follower lower beam. When the speed of the follower lower beam is synchronized with the material, it is installed on the follower upper beam. The cutting cylinder pushes the following middle beam, and the following middle beam carries the cutting knife for cutting action. When the following middle beam touches the limit switch of the electrode point, the cutting cylinder rises, and when the cutting cylinder returns to the upper limit, it follows The servo motor reverses and brings the follower beam back to the initial position for the next punching.

The technical means disclosed in the solution of the present utility model are not limited to the technical means disclosed in the above embodiments, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, several improvements and modifications can be made, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims

A follow-up cutting mechanism, which is characterized by comprising a feeding mechanism and a follow-up cutting mechanism. The feeding mechanism includes a feeding frame on which a conveyor belt, a feeding rubber roller and a speed detecting rubber roller are arranged The feeding rubber roller is arranged above the conveyor belt, and the speed detecting rubber roller is arranged at the discharge end of the conveyor belt for detecting the speed of the material at the discharge; the follow-up cutting The mechanism includes a follower base, a follower upper beam, a follower middle beam, and a follower lower beam. The follower lower beam is set on the follower base through a linear slide, and the follower lower beam also passes through a follower servo motor. And the follower screw is connected to the follower base, the follower servo motor drives the follower lower beam to move on the linear slide through the lead screw; the follower upper beam is provided with a cutting cylinder, the The piston rod of the cutting cylinder is connected to the follower beam, and the lower end surface of the follower beam is also provided with a cutting knife. The follower upper beam, the follower middle beam and the follower lower beam are also guided through The column is connected, and the cutting cylinder can drive the following middle beam to move up and down along the guide column.
A follow-up cutting mechanism according to claim 1, characterized in that: a cutting board is provided on the following lower beam, and the cutting board is connected with the cutting micro-movement mechanism for cutting The cutting micro-movement mechanism can drive the cutting board to rotate.
The follow-up cutting mechanism according to claim 1, wherein the follow-up cutting mechanism is further provided with a limit mechanism for limiting the stroke of the cutting cylinder.
A follow-up cutting mechanism according to claim 3, characterized in that: the limit mechanism comprises an upper electrode and a lower electrode, the upper electrode is arranged on the follower middle beam, and the The lower electrode is arranged on the lower follower beam, and when the upper electrode touches the lower electrode, the piston rod of the cutting cylinder drives the follower middle beam to move upward.
A follow-up cutting mechanism according to claim 1, characterized in that: the feeding rubber roller is driven by a feeding motor to rotate, and is driven by a pressing cylinder to adjust the upper and lower positions.
A follow-up cutting mechanism according to claim 1, wherein the speed detecting rubber roller is driven by the detecting rubber roller cylinder to adjust the upper and lower positions.