CN217195659U

CN217195659U - Feeding device of cutting machine

Info

Publication number: CN217195659U
Application number: CN202220503869.8U
Authority: CN
Inventors: 陈成棋; 张荣辉
Original assignee: Xiamen Dakota Machinery Co ltd
Current assignee: Xiamen Dakota Machinery Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-08-16
Anticipated expiration: 2032-03-08

Abstract

The application discloses a feeding device of a cutting machine, which relates to the technical field of cutting equipment and comprises a guide rail, a clamping assembly and a driving assembly; the guide rail is fixed on the cutting machine table, a connecting box is arranged on the guide rail in a sliding mode, and a clamping assembly used for clamping or loosening a cut piece is connected onto the connecting box; the driving assembly comprises a hydraulic cylinder, a controller used for controlling the hydraulic cylinder to work is arranged on the cutting machine table, the hydraulic cylinder comprises a first cylinder body and a first piston rod, the first cylinder body is fixed on the cutting machine table, the first piston rod is connected with the connecting box, and the movement direction of the first piston rod is the same as the axial direction of the guide rail. The application can improve the cutting quality of the workpiece.

Description

Feeding device of cutting machine

Technical Field

The application relates to the technical field of cutting equipment, in particular to a feeding device of a cutting machine.

Background

The cutting machine is widely applied to various industries as modern industrial equipment. At present, for some traditional cutting equipment, in the feeding process of a cutting machine, a workpiece is often clamped manually to cut, the cutting surfaces of the traditional cutting equipment are uneven, and the cutting quality is poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the cutting quality of work piece, this application provides a feed arrangement of cutting machine. The following technical scheme is adopted:

a feeding device of a cutting machine comprises a guide rail, a clamping assembly and a driving assembly; the guide rail is fixed on the cutting machine table, a connecting box is arranged on the guide rail in a sliding mode, and a clamping assembly used for clamping or loosening a cut piece is connected onto the connecting box;

the driving assembly comprises a hydraulic cylinder, a controller used for controlling the hydraulic cylinder to work is arranged on the cutting machine table, the hydraulic cylinder comprises a first cylinder body and a first piston rod, the first cylinder body is fixed on the cutting machine table, the first piston rod is connected with the connecting box, and the movement direction of the first piston rod is the same as the axial direction of the guide rail.

Optionally, a buffer and a first sensor are arranged on the connecting box, the first sensor is used for detecting the position change of the buffer, and the end of the first piston rod is connected with the buffer; the controller receives signals sent by the first sensor to control the movement speed of the hydraulic cylinder.

Optionally, the buffer comprises a buffer cylinder, the buffer cylinder comprises a second cylinder body and a second piston rod, the second cylinder body is connected with the connecting box, and the second piston rod is connected with the first piston rod; the first sensor is used for detecting the position of the second cylinder body.

Optionally, the connecting box is further provided with a second sensor for detecting a position of the second cylinder, a distance between the second sensor and the first piston rod is greater than a distance between the first sensor and the first piston rod, and the second sensor and the first sensor are distributed at intervals along a movement direction of the buffer cylinder.

Optionally, one side of the second piston rod, which is close to the first piston rod, is connected with a protective shell through a connecting block, and one side of the protective shell, which is far away from the second piston rod, is connected with the first piston rod.

Optionally, the first sensor and the second sensor are both disposed on the protective shell and axially distributed at intervals along the second piston rod.

Optionally, the first sensor and the second sensor are respectively located on two sides of the second cylinder.

Optionally, the second cylinder body is hinged to the connecting box through a hinged seat, the hinged seat comprises a base and a connecting seat, the base is fixed to the connecting box, and the connecting seat is fixed to one side, away from the first piston rod, of the second cylinder body.

Optionally, the driving assembly further comprises a telescopic sleeve with a displacement sensor, and the length direction of the telescopic sleeve is the same as that of the hydraulic cylinder; the telescopic sleeve comprises a telescopic rod and a sleeve, the sleeve is fixed on the cutting machine table, the telescopic rod slides in the sleeve, and one end of the telescopic rod is connected with the connecting box; and the controller receives signals sent by the displacement sensor so as to control the movement speed of the hydraulic cylinder.

In summary, the present application includes at least one of the following benefits:

1. the connecting box is driven to move by the hydraulic cylinder, so that the clamping assembly is close to or far away from the cutting tool, the workpiece is cut, and the cutting quality of the workpiece is improved;

2. through the arrangement of the buffer cylinder, the first sensor and the second sensor, when the cutting tool cuts a workpiece, the connecting box is subjected to resistance, so that the second cylinder body moves towards the direction far away from the first piston rod, the first sensor detects the position change of the second cylinder body, and the controller controls the hydraulic cylinder to decelerate again; when the diameter of the position of the workpiece to be cut is increased and the resistance is increased, the second cylinder body continues to move, the second sensor detects the position change of the second cylinder body, and the controller controls the hydraulic cylinder to decelerate again; therefore, the condition that the cutter is damaged due to the fact that the feeding speed of the workpiece is too high can be effectively reduced;

3. the movement stroke of the telescopic sleeve is detected through the displacement sensor and fed back to the controller, the controller controls the hydraulic cylinder to perform preliminary speed reduction, the movement speed of the workpiece towards the cutting tool is reduced, and the workpiece and the cutting tool are prevented from being strongly collided to cause serious damage to the tool and the workpiece.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic structural view of a guide rail, a connecting box and a hydraulic cylinder in the present embodiment;

FIG. 3 is a schematic structural diagram of the connecting box, the hydraulic cylinder and the telescopic sleeve in the embodiment;

fig. 4 is an exploded view of the cushion cylinder, the hydraulic cylinder, and the telescopic sleeve in this embodiment.

Description of reference numerals: 1. a guide rail; 2. a clamping assembly; 3. a hydraulic cylinder; 31. a first cylinder; 32. a first piston rod; 4. a telescopic sleeve; 41. a telescopic rod; 42. a sleeve; 5. a connecting box; 6. a buffer cylinder; 61. a second cylinder; 7. a protective shell; 71. connecting blocks; 8. a first sensor; 9. a second sensor; 10. a hinged seat; 101. a base; 102. a connecting seat.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses feed arrangement of cutting machine, including guided way 1, centre gripping subassembly 2 and drive assembly. The 1 parallel arrangement of guided way has two, and is fixed in on the cutting board, and slidable mounting has connecting box 5 on the guided way 1, is connected with on the connecting box 5 to be used for the centre gripping or unclamp by the centre gripping subassembly 2 of cutting member.

The drive assembly comprises a hydraulic cylinder 3, a controller used for controlling the hydraulic cylinder 3 to work is arranged on the cutting machine table, and the controller can also control the clamping assembly 2 to work. The hydraulic cylinder 3 comprises a first cylinder 31 and a first piston rod 32, and the first cylinder 31 is fixedly mounted on the cutting machine through a bolt. The first piston rod 32 is connected to the connecting box 5, and the moving direction of the first piston rod 32 is the same as the axial direction of the guide rail 1.

The driving assembly further comprises a telescopic sleeve 4 with a displacement sensor, and the length direction of the telescopic sleeve 4 is the same as that of the hydraulic cylinder 3. The telescopic sleeve 4 comprises a telescopic rod 41 and a sleeve 42. The sleeve 42 is fixed on the cutting machine, the telescopic rod 41 slides in the sleeve 42, and one end of the telescopic rod 41 is connected with the connecting box 5. The displacement sensor detects the movement stroke of the telescopic rod 41, and feeds back information to the controller, and the controller controls the hydraulic cylinder 3 to work, namely controls the movement speed of the first piston rod 32, and further controls the movement speed of the clamping assembly 2.

The connection box 5 is provided with a buffer. The buffer comprises a buffer cylinder 6, and the buffer cylinder 6 can adopt a common three-shaft cylinder. The cushion cylinder 6 includes a second cylinder body 61 and a second piston rod. The second cylinder 61 is connected to the connecting box 5 through the hinge base 10. The second piston rod is connected to the first piston rod 32.

Specifically, the hinge base 10 includes a base 101 and a connecting base 102 hinged to each other by a pin. The base 101 is fixed to a top side wall of the junction box 5. The connecting base 102 is fixedly connected with one side of the second cylinder body 61 far away from the hydraulic cylinder 3. One end of the second piston rod close to the first piston rod 32 is connected with a protective shell 7 through a connecting block 71, the other side of the protective shell 7 is fixedly connected with the first piston rod 32, and the protective shell 7 is enclosed on two sides of the second cylinder body 61. When the connecting box 5 slides, the arrangement of the hinge seat 10 can adapt to the deviation of the connecting box 5 in the direction perpendicular to the axial direction of the guide rail 1, and the smooth movement of the connecting box 5 is kept.

A first sensor 8 and a second sensor 9 are respectively fixedly mounted on two sides of the protective shell 7, and the first sensor 8 and the second sensor 9 are axially distributed at intervals along the second piston rod; the distance of the first sensor 8 from the first piston rod 32 is smaller than the distance of the second sensor 9 from the first piston rod 32. The first sensor 8 and the second sensor 9 are each configured to detect the position of the second cylinder 61. The controller receives signals sent by the first sensor 8 and the second sensor 9, and then controls the movement speed of the hydraulic cylinder 3. In other embodiments, the number of sensors may be set according to actual conditions.

After the clamping assembly 2 clamps the workpiece, the controller controls the hydraulic cylinder 3 to move, so that the connecting box 5 drives the clamping assembly 2 to move towards the cutting tool; the controller firstly performs preliminary deceleration on the movement speed of the hydraulic cylinder 3 according to the displacement information on the telescopic sleeve 4. When the cutting blade cuts a workpiece, the connecting box 5 is subjected to resistance, the second cylinder body 61 moves towards the direction far away from the first piston rod 32, the first sensor 8 detects the position change of the second cylinder body 61 and sends a signal to the controller, and the controller continues to decelerate the movement speed of the first piston rod 32; when the diameter of the position of the workpiece to be cut becomes larger, the resistance on the connecting box 5 becomes larger, the second cylinder 61 continues to move in the direction away from the first piston rod 32, the second sensor 9 detects the position change of the second cylinder 61 and sends a signal to the controller, and the controller further decelerates the movement speed of the first piston rod 32. In the cutting process, the cutting quality of the workpiece can be effectively improved, the cutting tool can be well protected, and the situation that the tool is damaged due to the fact that the advancing speed of the workpiece is too high is effectively reduced.

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

Claims

1. A feeding device of a cutting machine, characterized by comprising: comprises a guide rail, a clamping assembly and a driving assembly; the guide rail is fixed on the cutting machine table, a connecting box is arranged on the guide rail in a sliding mode, and a clamping assembly used for clamping or loosening a cut piece is connected onto the connecting box;

2. The feeding device of a cutting machine according to claim 1, characterized in that: the connecting box is provided with a buffer and a first sensor, the first sensor is used for detecting the position change of the buffer, and the end part of the first piston rod is connected with the buffer; the controller receives signals sent by the first sensor to control the movement speed of the hydraulic cylinder.

3. The feeding device of a cutting machine according to claim 2, characterized in that: the buffer comprises a buffer cylinder, the buffer cylinder comprises a second cylinder body and a second piston rod, the second cylinder body is connected with the connecting box, and the second piston rod is connected with the first piston rod; the first sensor is used for detecting the position of the second cylinder body.

4. The feeding device of a cutting machine according to claim 3, characterized in that: the connecting box is further provided with a second sensor for detecting the position of the second cylinder body, the distance between the second sensor and the first piston rod is larger than the distance between the first sensor and the first piston rod, and the second sensor and the first sensor are distributed at intervals along the movement direction of the buffer cylinder.

5. The feeding device of a cutting machine according to claim 4, characterized in that: one side of the second piston rod, which is close to the first piston rod, is connected with a protective shell through a connecting block, and one side of the protective shell, which is far away from the second piston rod, is connected with the first piston rod.

6. The feeding device of a cutting machine according to claim 5, characterized in that: the first sensor and the second sensor are both arranged on the protective shell and are distributed at intervals along the axial direction of the second piston rod.

7. The feeding device of a cutting machine according to claim 4, characterized in that: the first sensor and the second sensor are respectively positioned on two sides of the second cylinder body.

8. The feeding device of a cutting machine according to claim 3, characterized in that: the second cylinder body is hinged to the connecting box through a hinged seat, the hinged seat comprises a base and a connecting seat, the base is hinged to the connecting box, and the connecting seat is fixed to one side, away from the first piston rod, of the second cylinder body.

9. The feeding device of a cutting machine according to claim 1, characterized in that: the driving assembly further comprises a telescopic sleeve with a displacement sensor, and the length direction of the telescopic sleeve is the same as that of the hydraulic cylinder; the telescopic sleeve comprises a telescopic rod and a sleeve, the sleeve is fixed on the cutting machine table, the telescopic rod slides in the sleeve, and one end of the telescopic rod is connected with the connecting box; and the controller receives signals sent by the displacement sensor so as to control the movement speed of the hydraulic cylinder.