CN212442781U

CN212442781U - Workpiece punching device for numerical control machine tool

Info

Publication number: CN212442781U
Application number: CN202020333806.3U
Authority: CN
Inventors: 黄鹏
Original assignee: Jiangsu Zhenghua Machinery Manufacturing Co ltd
Current assignee: Jiangsu Zhenghua Machinery Manufacturing Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-02-02
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a work piece punching device for digit control machine tool, including piercing press head and fixed connection in the workstation of support frame one side, top fixedly connected with electric telescopic handle under the support frame, electric telescopic handle's power take off end is connected with the motor, the power take off end of motor is connected with the pivot, the piercing press head is connected in the lower extreme of pivot, the piercing press head outside is equipped with the protection casing, and be connected with the receiving component between protection casing and the electric telescopic handle, the workstation upper end is connected with the fan, the protection casing side is dug have with fan suction opening assorted play bits mouth, fan lower extreme fixedly connected with ejector pad, it has with ejector pad assorted recess to open on the workstation, the ejector pad side is connected with a pair of slider, the recess inner wall is dug there is a. The utility model discloses utilize the fan to take the piece that produces out the protection casing through a bits mouth at the in-process that punches a hole, keep the inboard work piece punching press regional clean and tidy nature of protection casing, be favorable to improving punching press quality.

Description

Workpiece punching device for numerical control machine tool

Technical Field

The utility model relates to a work piece punching device technical field especially relates to a work piece punching device for digit control machine tool.

Background

The existing punching processing for workpieces generally adopts a die to perform direct cutting to form corresponding holes, although the processing is convenient, the die is high in manufacturing cost, can only be suitable for punching operation of a single type of workpiece, is narrow in application range and cannot meet the punching requirement. Therefore, the punching operation of the workpiece on the numerical control machine tool is more and more extensive.

Common punching device on lathe generally is motor or pneumatic cylinder direct drive drift and makes rectilinear motion, but at the in-process of punching a hole, when the drift punches a hole to the work piece, the piece spill that appears easily causes the incident, and degree of danger is big, and the in-process of punching a hole, the work piece produces the displacement and causes the skew of position that punches a hole, reduces the accuracy of punching a hole, and the back is accomplished in punching a hole, and the work piece often can block on the drift, need consume the manpower separation and take out the work piece, and it is hard to take trouble, has reduced the punching efficiency of work piece.

In order to improve the problems, the chinese patent granted publication No. CN207013528U discloses a safe punching device of a numerical control machine tool, which is convenient for realizing the position movement of a sliding block in a transverse sliding groove, has high punching efficiency, prevents punching chips from splashing and compresses a fixed workpiece, and improves the safety and accuracy of punching operation.

Although above-mentioned punching device can effectively prevent the piece spill, does not collect the piece, and the piece is stayed near the hole punching region and is influenced the quality of punching a hole easily, and later stage manual cleaning is comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a workpiece punching device for a numerical control machine tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a work piece punching device for digit control machine tool, includes piercing head and the workstation of fixed connection in support frame one side, top fixedly connected with electric telescopic handle under the support frame, electric telescopic handle's power take off end is connected with the motor, the power take off end of motor is connected with the pivot, the piercing head is connected in the lower extreme of pivot, the piercing head outside is equipped with the protection casing, and is connected with the receiving part between protection casing and the electric telescopic handle, the workstation upper end is connected with the fan, the protection casing side is opened the chisel and is had the play bits mouth with fan suction opening assorted.

Preferably, fan lower extreme fixedly connected with ejector pad, the last chisel of workstation has the recess with ejector pad assorted, the ejector pad side is connected with a pair of slider, the recess inner wall chisel has a pair of spout with slider assorted, the bottom end chisel has the screw in the recess, be connected with the propulsion screw in the screw.

Preferably, the receiving part comprises a pair of cross rods and a pair of telescopic pipes, the cross rods are respectively connected to two sides of the end part of the electric telescopic rod, the telescopic pipes are fixedly connected between the cross rods and the protective cover, and compression springs are arranged on the inner sides of the telescopic pipes.

Preferably, a fastening bolt is connected between the punching head and the lower end of the rotating shaft.

Preferably, the protection casing adopts the transparent plastic material, and port department is connected with the silica gel packing ring under the protection casing.

Preferably, the upper port of the protective cover is connected with a fluff ring.

Compared with the prior art, the utility model provides a work piece punching device for digit control machine tool possesses following beneficial effect:

1. through the fan that sets up and the protection casing that has the bits mouth, can utilize the fan to take the piece that produces out the protection casing through the bits mouth in the punching process, keep the inboard work piece punching press regional clean and tidy nature of protection casing, be favorable to improving punching press quality.

2. Through the propelling screw rod that sets up to and at the ejector pad of fan lower extreme fixed connection, can twist according to the thickness of work piece and move the propelling screw rod, adjust the height of fan for the bits mouth that goes out of protection casing is aimed at in the suction opening of fan, guarantees the smooth clearance of piece.

3. Through the arranged bearing part, when in stamping, the electric telescopic rod drives the protective cover to move downwards, the lower end of the protective cover contacts the surface of a workpiece, the compression spring is compressed, and the workpiece is extruded and fixed by the protective cover; when the device is in an idle state, the telescopic pipe is in an extension state under the action of the compression spring, and the punching head is protected by the protective cover, so that the safety is improved.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure utilizes the piece that the fan will produce to take the protection casing out through a bits mouth among the punching process, keeps the regional clean and tidy nature of the inboard work piece punching press of protection casing, is favorable to improving punching press quality.

Drawings

Fig. 1 is a schematic structural view of a workpiece punching device for a numerical control machine tool according to the present invention;

fig. 2 is a schematic structural view of a workpiece punching device for a numerical control machine tool in a punching state according to the present invention;

fig. 3 is a schematic structural view of a fan of a workpiece punching device for a numerical control machine tool according to the present invention;

fig. 4 is the utility model provides a structural schematic diagram of flexible pipe department of workpiece punching device for digit control machine tool.

In the figure: 1-punching head, 2-workbench, 3-support frame, 4-electric telescopic rod, 5-motor, 6-rotating shaft, 7-protective cover, 8-chip outlet, 9-blower, 10-cross bar, 11-telescopic tube, 12-compression spring, 13-pushing screw, 14-push block, 15-slide block and 16-fastening bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a work piece punching device for digit control machine tool, including piercing head 1 and fixed connection in the workstation 2 of support frame 3 one side, top fixedly connected with electric telescopic handle 4 under the support frame 3, electric telescopic handle 4's power take off end is connected with motor 5, motor 5's power take off end is connected with pivot 6, piercing head 1 is connected in the lower extreme of pivot 6, piercing head 1 outside is equipped with protection casing 7, and be connected with the receiving part between protection casing 7 and the electric telescopic handle 4, workstation 2 upper end is connected with

fan

9, 7 sides of protection casing are opened and are chiseled there is the bits mouth 8 with fan 9 suction opening assorted.

Referring to fig. 1, 2 and 4, in the present invention, the receiving part includes a pair of cross rods 10 and a pair of telescopic tubes 11, and the pair of cross rods 10 are respectively connected to two sides of the end of the electric telescopic rod 4, the telescopic tubes 11 are fixedly connected between the cross rods 10 and the protection cover 7, and the inner sides of the telescopic tubes 11 are provided with compression springs 12.

Referring to fig. 3, a fastening bolt 16 is connected between the punching head 1 and the lower end of the rotating shaft 6, so that the punching head 1 can be replaced conveniently.

Wherein, the protection casing 7 adopts the transparent plastic material, and the port department is connected with the silica gel packing ring under the protection casing 7, increases the frictional force between its and the work piece, is difficult for producing relative slip, and the fixed action is good.

Wherein, the upper port of the protective cover 7 is connected with a fluff ring, which can effectively prevent the scraps inside the protective cover 7 from flying out from the upper port of the protective cover 7.

The working principle is as follows: the working personnel start the electric telescopic rod 4 and the motor 5, the electric telescopic rod 4 drives the protective cover 7 to move downwards, the lower end of the protective cover 7 is in contact with the surface of a workpiece, the compression spring 12 is compressed, the workpiece is extruded and fixed by the protective cover 7, and the motor 5 drives the punching head 1 to punch the workpiece; when the device is in an idle state, the extension tube 11 is in an extension state under the action of the compression spring 12, and the punching head 1 is protected by the protective cover 7, so that the safety is improved.

Example 2

Referring to fig. 3, a workpiece punching device for a numerical control machine tool, this embodiment compares in embodiment 1, and fan 9 lower extreme fixedly connected with ejector pad 14, and the last chisel of workstation 2 has the recess with ejector pad 14 assorted, and ejector pad 14 side is connected with a pair of slider 15, and the recess inner wall has a pair of spout with slider 15 assorted, and the bottom end chisel has the screw in the recess, is connected with propulsion screw 13 in the screw.

The working principle is as follows: the pushing screw 13 is screwed according to the thickness of the workpiece, and the height of the fan 9 is adjusted, so that the air suction port of the fan 9 is aligned with the scrap outlet 8 of the protective cover 7, and the smooth cleaning of the scraps is ensured.

It should be further noted that the electrical control method used in this application is automatically controlled by a controller, and the controller can be installed at an optimal position according to actual needs, and therefore is not shown in this embodiment, and the control circuit of the controller can be implemented by simple programming by those skilled in the art, and belongs to the common general knowledge in the art, and this application is mainly used to protect the mechanical device, so the detailed explanation of the control method and the circuit connection is omitted in this application.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a work piece punching device for digit control machine tool, includes punching head (1) and fixed connection workstation (2) in support frame (3) one side, its characterized in that, top fixedly connected with electric telescopic handle (4) under support frame (3), the power take off end of electric telescopic handle (4) is connected with motor (5), the power take off end of motor (5) is connected with pivot (6), punching head (1) is connected in the lower extreme of pivot (6), punching head (1) outside is equipped with protection casing (7), and is connected with the receiving part between protection casing (7) and electric telescopic handle (4), workstation (2) upper end is connected with fan (9), protection casing (7) side is opened the chisel and is had play bits mouth (8) with fan (9) suction opening assorted.

2. The workpiece punching device for the numerical control machine tool as claimed in claim 1, wherein a push block (14) is fixedly connected to the lower end of the fan (9), a groove matched with the push block (14) is formed in the workbench (2), a pair of sliding blocks (15) are connected to the side ends of the push block (14), a pair of sliding grooves matched with the sliding blocks (15) are formed in the inner wall of the groove in a chiseled mode, a threaded hole is formed in the bottom end of the groove in a chiseled mode, and a pushing screw (13) is connected into the threaded hole.

3. The workpiece punching device for the numerical control machine tool is characterized in that the bearing part comprises a pair of cross rods (10) and a pair of telescopic pipes (11), the cross rods (10) are respectively connected to two sides of the end part of the electric telescopic rod (4), the telescopic pipes (11) are fixedly connected between the cross rods (10) and the protective cover (7), and the inner sides of the telescopic pipes (11) are provided with compression springs (12).

4. A workpiece punching device for a numerical control machine tool according to claim 1, 2 or 3, characterized in that a fastening bolt (16) is connected between the punching head (1) and the lower end of the rotating shaft (6).

5. The workpiece punching device for the numerical control machine tool as claimed in claim 4, characterized in that the protective cover (7) is made of transparent plastic, and a silicone gasket is connected to the lower port of the protective cover (7).

6. A workpiece punching device for a numerical control machine tool according to claim 5, characterized in that a fluff ring is connected to the upper port of the protective cover (7).