CN218312212U - A CNC cutting machine blade replacement device - Google Patents

Abstract

The utility model belongs to the technical field of cutting machines, in particular to a CNC cutting machine blade replacement device, which includes a base, a fixing frame is fixedly installed on the top side of the base, and a telescopic cylinder is fixedly installed on the fixing frame. A fixed box is welded on the piston shaft of the cylinder, a motor is fixedly installed in the fixed box, a connecting shaft is welded on the output shaft of the motor, and a disc is arranged on the outer fixed sleeve of the connecting shaft, and the One side is welded with a plurality of positioning shafts, and the outer side of the connecting shaft is movably provided with a blade, and the blade is sleeved on the outside of the plurality of positioning shafts, and one end of the connecting shaft is rotated to be provided with a threaded shaft, and the threaded shaft A rotating disc is welded at the left end of the connecting shaft, and an inner cavity is opened in the connecting shaft. The utility model has a reasonable structural design, can conveniently realize the disassembly and replacement of the blade, and is simple to operate, easy to operate and use, and has high reliability.

Description

A CNC cutting machine blade replacement device

technical field

The utility model relates to the technical field of cutting machines, in particular to a blade replacement device for a numerically controlled cutting machine.

Background technique

With the development of modern mechanical technology industry, the requirements for cutting quality and precision are continuously improved, and the requirements for improving production efficiency and reducing production costs are also increasing. The development of CNC cutting machines must adapt to the requirements of the current development of the mechanical processing industry. The CNC cutting machine is mainly used for welding and cutting, and the blade is particularly important in the cutting process, which is an important part of the CNC cutting machine.

However, at present, CNC cutting machines need to selectively use the corresponding blades according to the actual cutting items, because the cutting blades need to be replaced frequently, but the replacement speed of the blades is slow and the operation is more complicated, which affects its processing efficiency. Therefore, we A CNC cutting machine blade replacement device is proposed to solve the above problems.

Utility model content

The purpose of this utility model is to solve the shortcoming in the prior art, and propose a kind of CNC cutting machine blade replacement device.

In order to achieve the above object, the utility model adopts the following technical solutions:

A CNC cutting machine blade replacement device, comprising a base, a fixed frame is fixedly installed on the top side of the base, a telescopic cylinder is fixedly mounted on the fixed frame, a fixed box is welded on the piston shaft of the telescopic cylinder, the A motor is fixedly installed in the fixed box, a connecting shaft is welded on the output shaft of the motor, a disc is fixed on the outer side of the connecting shaft, and a plurality of positioning shafts are welded on one side of the disc. The outside of the shaft is movably sleeved with a blade, and the blade is sleeved on the outside of a plurality of positioning shafts. One end of the connecting shaft is rotated with a threaded shaft, and the left end of the threaded shaft is welded with a rotating disk. The connecting shaft There is an inner cavity inside, the threaded shaft extends into the inner cavity and a sliding bar is threaded, one side of the sliding bar is rotated and two push rods are set, and two stoppers are slidingly set in the inner cavity , the two push rods are rotationally connected with the corresponding stoppers, and the two stoppers are in movable contact with the blade.

Preferably, one side of the blade is provided with a plurality of positioning holes, and the blade is sleeved on the outside of the plurality of positioning shafts through the plurality of positioning holes.

Preferably, two limiting grooves are formed on the inner wall of the inner cavity, and the sliding bar is slidably arranged in the two limiting grooves.

Preferably, two sliding holes communicating with the inner cavity are opened on the outer side of the connecting shaft, and two stoppers are slidably disposed in the corresponding sliding holes.

Preferably, the inner walls of the two sliding holes are fixed with limiting blocks, one side of the two blocking blocks is provided with limiting openings, and the two blocking blocks are slidably sleeved on the outer sides of the limiting blocks through the limiting openings.

Preferably, springs are fixedly arranged on the two limiting blocks, and the two springs are fixedly arranged on the inner wall of the corresponding limiting opening.

In the utility model, the blade replacement device of a numerically controlled cutting machine is provided with a connecting shaft, a disc, a plurality of positioning shafts, a threaded shaft, a rotating disc, a sliding bar, two push rods set for rotation, and two stoppers. The combination of block, two sliding holes and two springs can facilitate the disassembly and replacement of the blade, and the operation is simple, easy to operate and use;

The utility model has a reasonable structural design, can conveniently realize the disassembly and replacement of the blade, and is simple to operate, easy to operate and use, and has high reliability.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of a kind of CNC cutting machine blade changing device that the utility model proposes;

Fig. 2 is the schematic cross-sectional structure diagram of a kind of CNC cutting machine blade replacement device proposed by the utility model;

FIG. 3 is a partially enlarged view of part A in FIG. 2 .

In the figure: 1. base; 2. fixed frame; 3. telescopic cylinder; 4. fixed box; 5. motor; 6. connecting shaft; 7. disc; 8. positioning shaft; 9. blade; 10. threaded shaft; 11. Rotating disc; 12. Inner cavity; 13. Slide bar; 14. Push rod; 15. Block; 16. Limit block; 17. Limit port; 18. Spring.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-3, a CNC cutting machine blade replacement device includes a base 1, a fixed frame 2 is fixedly installed on the top side of the base 1, a telescopic cylinder 3 is fixedly mounted on the fixed frame 2, and the piston shaft of the telescopic cylinder 3 is welded There is a fixed box 4, a motor 5 is fixedly installed in the fixed box 4, a connecting shaft 6 is welded on the output shaft of the motor 5, a disc 7 is arranged on the outer fixing sleeve of the connecting shaft 6, and a plurality of discs are welded on one side of the disc 7. The positioning shaft 8 and the outer movable sleeve of the connecting shaft 6 are provided with a blade 9, and the blade 9 is sleeved on the outside of a plurality of positioning shafts 8, and one end of the connecting shaft 6 is rotated to be provided with a threaded shaft 10, and the left end of the threaded shaft 10 is welded with a rotary The disc 11 is provided with an inner cavity 12 in the connecting shaft 6, the threaded shaft 10 extends into the inner cavity 12 and is threadedly provided with a sliding bar 13, and one side of the sliding bar 13 is rotated to be provided with two push rods 14, and the inner cavity 12 Two stoppers 15 are slidably arranged, and two push rods 14 are arranged in rotational connection with corresponding stoppers 15 , and both stoppers 15 are in movable contact with the blade 9 .

In this embodiment, one side of the blade 9 is provided with a plurality of positioning holes, and the blade 9 is sleeved on the outside of the plurality of positioning shafts 8 through the plurality of positioning holes, which can facilitate the positioning of the blade 9 .

In this embodiment, the inner wall of the inner cavity 12 is provided with two limiting grooves, and the sliding bar 13 is slidably arranged in the two limiting grooves, which can limit the sliding bar 13 .

In this embodiment, two sliding holes communicating with the inner cavity 12 are opened on the outer side of the connecting shaft 6 , and the two stoppers 15 are slidably arranged in the corresponding sliding holes, so that the two stoppers 15 can be slidably arranged.

In the present embodiment, the inner walls of the two sliding holes are fixed with limit blocks 16, and one side of the two stop blocks 15 is provided with limit openings 17, and the two stop blocks 15 are slidably sleeved on the limit openings 17. The outer side of the position block 16 can play a position-limiting effect on the two stop blocks 15 .

In this embodiment, springs 18 are fixedly arranged on the two limit blocks 16 , and the two springs 18 are fixedly arranged on the inner wall of the corresponding limit opening 17 , which can facilitate the reset movement of the two stop blocks 15 .

In the utility model, when in use, when the blade 9 needs to be disassembled, the rotary disk 11 can be manually rotated to drive the threaded shaft 10 to rotate, and the threaded shaft 10 can drive the sliding bar 13 to move, so that the It pushes the two stoppers 15 to move closer together through the two rotating push rods 14, so that the two stoppers 15 are retracted into the corresponding slide holes, and the corresponding springs 18 are squeezed, and then The blade 9 can be removed, and a new blade 9 can be sleeved on the outside of the connecting shaft 6 through a plurality of positioning shafts 8, and then the rotary disk 11 can be rotated in the opposite direction so that the two stoppers 15 can Moving away from each other and resetting, the two stoppers 15 can be brought into contact with the blade 9, and the blade 9 can be disassembled and installed.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A CNC cutting machine blade replacement device, comprising a base (1), is characterized in that, the top side of the base (1) is fixedly equipped with a fixed mount (2), and the fixed mount (2) is fixedly mounted with A telescopic cylinder (3), a fixed box (4) is welded on the piston shaft of the telescopic cylinder (3), a motor (5) is fixedly installed in the fixed box (4), and the output shaft of the motor (5) A connecting shaft (6) is welded on the top, and a disc (7) is provided on the outer fixed sleeve of the connecting shaft (6), and a plurality of positioning shafts (8) are welded on one side of the disc (7). The outer movable sleeve of connecting shaft (6) is provided with blade (9), and described blade (9) is sleeved on the outside of a plurality of positioning shafts (8), and one end of described connecting shaft (6) is provided with threaded shaft ( 10), the left end of the threaded shaft (10) is welded with a rotary disc (11), the connecting shaft (6) is provided with an inner cavity (12), and the threaded shaft (10) extends to the inner cavity (12 ) and threaded sleeve is provided with a sliding bar (13), one side of the sliding bar (13) is rotated to be provided with two push rods (14), and two stoppers (14) are slidingly provided in the inner chamber (12) ( 15), two push rods (14) are rotationally connected with corresponding stoppers (15), and both stoppers (15) are in movable contact with the blade (9). 2. The blade replacement device of a CNC cutting machine according to claim 1, wherein one side of the blade (9) is provided with a plurality of positioning holes, and the blade (9) passes through a plurality of positioning holes. It is arranged on the outer sides of a plurality of positioning shafts (8). 3. A CNC cutting machine blade replacement device according to claim 1, characterized in that two limit slots are provided on the inner wall of the inner chamber (12), and the sliding bar (13) is slidably arranged on Inside the two limit slots. 4. A CNC cutting machine blade replacement device according to claim 1, characterized in that two sliding holes communicating with the inner cavity (12) are provided on the outside of the connecting shaft (6), and two stoppers The block (15) is slidably arranged in the corresponding sliding hole. 5. A kind of numerically controlled cutting machine blade changing device according to claim 4, it is characterized in that, the limit block (16) is all fixedly arranged on the inner wall of two sliding holes, and one side of two block (15) is all fixedly arranged. A limit opening (17) is provided, and two stoppers (15) are slidably sleeved on the outside of the limit block (16) through the limit opening (17). 6. A kind of CNC cutting machine blade replacement device according to claim 5, characterized in that, springs (18) are fixedly arranged on the two limit blocks (16), and the two springs (18) are fixedly arranged on opposite sides. On the inner wall of the corresponding limit port (17).

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