CN216938673U

CN216938673U - Cutting mechanism of numerical control cutting machine

Info

Publication number: CN216938673U
Application number: CN202220694964.0U
Authority: CN
Inventors: 张永发; 雷春辉
Original assignee: Yongkang Junkai Mechanical Equipment Co ltd
Current assignee: Yongkang Junkai Mechanical Equipment Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-12
Anticipated expiration: 2032-03-29

Abstract

The utility model relates to a cutting mechanism of a numerical control cutting machine, which comprises a rack, an upper tool rest and a lower tool rest, wherein an upper blade and a lower blade are arranged on the opposite surfaces of the upper tool rest and the lower tool rest, the lower tool rest is fixed on the rack, the upper tool rest is hung on the rack through a transmission device, the transmission device comprises a pull rod and a connecting sheet which is positioned above and below the pull rod and is rotationally connected with the pull rod, the upper side and the lower side of the pull rod are respectively connected with the rack and the upper tool rest through the connecting sheet, and one end of the pull rod is connected with a driving piece. The transmission device replaces gear connection, energy consumption is low, the upper tool rest is pushed and pulled to move up and down, the structure is simple, faults are reduced, and control is facilitated.

Description

Cutting mechanism of numerical control cutting machine

Technical Field

The utility model relates to the technical field of mechanical stamping and plate shearing, in particular to a shearing mechanism of a numerical control shearing machine.

Background

The metal sheet stamping is carried out on the overall strip-shaped flaky material, the flaky material with the corresponding shape is stamped on the strip-shaped flaky material according to the requirement, and the stamped strip-shaped waste material is cut into the flaky material by a numerical control cutting machine, so that the waste material can be conveniently collected and arranged in the later period. The cutting mechanism of the existing cutting machine is characterized in that a cutter frame provided with a blade is lifted upwards through a motor or a motor, strip-shaped waste materials are placed below the cutter frame, the motor drives the blade to cut the strip-shaped waste materials downwards through the cutter frame in a gear transmission mode, the structural design is complex, the energy consumption is high, the fault is easy to occur, and the control is not good.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the background art, the utility model provides a cutting mechanism of a numerical control cutting machine, and overcomes the defects.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a cutting mechanism of numerical control cutting machine, includes frame, top rest and lower tool rest, be equipped with blade and lower blade on the relative face of top rest and lower tool rest, the lower tool rest is fixed in the frame, the top rest passes through transmission and hangs in the frame, transmission includes the pull rod, is located the pull rod below and rotates the connection piece of being connected with it, and frame and top rest are connected respectively through the connection piece to the pull rod below, the driving piece is connected to the one end of pull rod.

The left side and the right side of the upper tool rest are connected with the rack in a sliding manner.

A sliding groove is formed in the machine frame, sliding blocks are fixed on two sides of the upper tool rest and move up and down along the sliding groove; an adjusting block is arranged on one side wall of the sliding groove.

The pull rod is arranged in parallel with the upper tool rest, and reinforcing ribs are arranged on the pull rod.

An adjusting sheet is arranged between the pull rod and the driving piece, and the adjusting sheet is rotatably connected with the pull rod.

The driving piece is a motor.

The lower tool rest is provided with a supporting plate, the upper tool rest is provided with a pressing plate, the supporting plate and the pressing plate are respectively positioned on two sides of the rack, and the strip-shaped waste enters from one side provided with the supporting plate.

The blade of going up the knife rest dress is V type structure, the blade on the knife rest includes two.

The included angle of the two blades is 170 degrees and 178 degrees.

By adopting the technical scheme, the problems that the existing cutting machine adopts the motor and the gear to connect the movable cutter frame to move up and down, so that the energy consumption is high, the failure is easy to occur and the control is not good are effectively improved. The transmission device replaces gear connection, energy consumption is low, the upper tool rest is pushed and pulled to move up and down, the structure is simple, faults are reduced, and control is facilitated.

Drawings

Fig. 1 is a schematic front side structure of the present invention.

Fig. 2 is a rear side structure diagram of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a disassembled schematic view of the upper tool holder and the lower tool holder.

Fig. 5 is a front view of the upper blade holder.

Fig. 6 is a partially disassembled schematic view of the upper tool rest and the machine frame.

Detailed Description

Referring to fig. 1-6, the utility model discloses a cutting mechanism of a numerical control cutting machine, which comprises a frame 1, an upper tool rest 2 and a lower tool rest 3, the upper blade 21 and the lower blade 31 are arranged on the opposite surfaces of the upper blade carrier and the lower blade carrier, the lower blade carrier 3 is fixed on the frame 1, the upper knife rest 2 is hung on the frame 1 through a transmission device 4, the transmission device 4 comprises a pull rod 41 and a connecting sheet 42 which is positioned above and below the pull rod 41 and is rotationally connected with the pull rod, the upper part and the lower part of the pull rod 41 are respectively connected with the frame 1 and the upper knife rest 2 through the connecting sheet 42, one end of the pull rod 41 is connected with a driving part 5, preferably, the driving part 5 is a motor, specifically, an output shaft of the motor 5 is connected with an eccentric wheel, the eccentric wheel rotates to drive the pull rod 41 to do left-right reciprocating motion, and the upper tool rest 2 is enabled to move up and down along the sliding groove 11 by matching with the connecting sheet 42, so that the cutting operation is realized.

The left side and the right side of the upper tool rest 2 are connected with the frame 1 in a sliding way. As shown in fig. 6, a sliding groove 11 is arranged on the frame 1, sliding blocks 22 are fixed on two sides of the upper tool rest 2, and the sliding blocks 22 move up and down along the sliding groove 11; be equipped with regulating block 6 on one side wall of spout 11, regulating block 6 is fixed on the spout 11 lateral wall, through changing between 6 adjustable slide 23 of slider and the spout 11 friction.

The pull rod 41 is arranged in parallel with the upper tool rest 2, and the pull rod 41 is provided with a reinforcing rib 411 as shown in fig. 1.

An adjusting sheet 7 is arranged between the pull rod 41 and the driving piece 5, and the adjusting sheet 7 is rotatably connected with the pull rod 41.

The lower tool rest 3 is provided with a supporting plate 32, the upper tool rest 2 is provided with a pressing plate 23, the supporting plate 32 and the pressing plate 23 are respectively positioned at two sides of the rack 1, the strip-shaped waste material enters from one side provided with the supporting plate 32, the supporting plate 32 enables the strip-shaped material certificate between the upper cutter and the lower cutter to enter, and the pressing plate 23 prevents the sheared sheet material from flying out.

The blade 21 mounted on the upper tool holder 2 is in a V-shaped structure, the blade 21 on the upper tool holder 2 comprises two blades, and the included angle between the two blades is 170-178 degrees. As shown in the attached figures 4-5, the structure is arranged to prevent the object to be cut from shifting left and right during cutting.

The utility model effectively solves the problems of high energy consumption, high possibility of failure and poor control of the existing cutting machine due to the fact that the motor and the gear are connected with the movable cutter frame to move up and down. The transmission device 4 replaces gear connection, energy consumption is low, the upper tool rest 2 is pushed and pulled to move up and down, the structure is simple, faults are reduced, and control is facilitated.

It is to be understood that the above examples are merely illustrative for clarity of description and are not limiting on the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the utility model.

Claims

1. The utility model provides a cutting mechanism of numerical control cutting machine, includes frame, upper slitter frame and lower carriage, be equipped with blade and lower blade on the relative face of upper slitter frame and lower carriage, its characterized in that: the lower tool rest is fixed on the rack, the upper tool rest is hung on the rack through a transmission device, the transmission device comprises a pull rod and a connecting piece, the connecting piece is located above and below the pull rod and is rotatably connected with the pull rod, the upper side and the lower side of the pull rod are respectively connected with the rack and the upper tool rest through the connecting piece, and one end of the pull rod is connected with a driving piece.

2. The cutting mechanism of a numerical control cutting machine as claimed in claim 1, characterized in that: the left side and the right side of the upper tool rest are connected with the rack in a sliding manner.

3. The cutting mechanism of a numerical control cutting machine as claimed in claim 2, characterized in that: a sliding groove is formed in the machine frame, sliding blocks are fixed on two sides of the upper tool rest and move up and down along the sliding groove; an adjusting block is arranged on one side wall of the sliding groove.

4. The cutting mechanism of a numerical control cutting machine as claimed in claim 1, characterized in that: the pull rod is arranged in parallel with the upper tool rest, and reinforcing ribs are arranged on the pull rod.

5. The cutting mechanism of a numerical control cutting machine as claimed in claim 1, characterized in that: an adjusting sheet is arranged between the pull rod and the driving piece, and the adjusting sheet is rotatably connected with the pull rod.

6. The cutting mechanism of a numerical control cutting machine as set forth in claim 5, characterized in that: the driving piece is a motor.

7. The cutting mechanism of a numerical control cutting machine as claimed in claim 1, characterized in that: the lower tool rest is provided with a supporting plate, the upper tool rest is provided with a pressing plate, the supporting plate and the pressing plate are respectively positioned on two sides of the rack, and the strip-shaped waste enters from one side provided with the supporting plate.

8. The cutting mechanism of a numerical control cutting machine as claimed in claim 1, characterized in that: the blade of going up the knife rest dress is V type structure, the blade on the knife rest includes two.

9. The cutting mechanism of a numerical control cutting machine as set forth in claim 8, characterized in that: the included angle between the two blades is 170 degrees and 178 degrees.