阅读说明：本技术 一种冲孔机床 (Punching machine tool ) 是由 刘光侠 于 2021-10-22 设计创作，主要内容包括：本发明涉及机械加工领域,为了解决现有的冲孔机床在冲孔工作时不具备清除冲孔处毛刺的功能,公开了一种冲孔机床,包括工作台和安装架,所述安装架靠近工作台的一侧设置有由伸缩件和冲孔部件组成的冲孔机构,且工作台靠近冲孔部件的一侧开设有穿孔,还包括裁切机构。本发明使用时将物料放在工作台上,伸缩件推动冲孔部件对物料进行冲孔,随着冲孔部件的移动并推动顶动部件重量轻的一端,从而推动顶动部件转动,使得顶动部件重量重的一端顶动活塞在空腔内移动,活塞在空腔内移动并压缩空气,从而推动裁切部件靠近穿孔内壁的一端移动至冲孔部件的侧面,将物料冲孔处的毛刺有效切除。(The invention relates to the field of machining, and discloses a punching machine tool for solving the problem that the existing punching machine tool does not have the function of removing burrs at a punched part during punching operation. When the material punching device is used, a material is placed on the workbench, the telescopic piece pushes the punching component to punch a hole on the material, and the light end of the pushing component is pushed along with the movement of the punching component, so that the pushing component is pushed to rotate, the heavy end of the pushing component pushes the piston to move in the cavity, the piston moves in the cavity and compresses air, and the end, close to the inner wall of the punched hole, of the cutting component is pushed to move to the side face of the punching component, so that burrs at the punched hole of the material are effectively cut off.)

1. A punching machine tool comprises a workbench and a mounting rack, wherein a punching mechanism consisting of a telescopic piece and a punching part is arranged on one side, close to the workbench, of the mounting rack, and a through hole is formed in one side, close to the punching part, of the workbench; and the number of the first and second groups,

the pushing mechanism is used for pushing the cutting mechanism to move and realize cutting after punching, the pushing mechanism comprises a cavity which is formed in the periphery of the punching opening of the workbench, and a piston is arranged in the cavity; and the number of the first and second groups,

the collecting shell is used for collecting waste generated by punching; and the number of the first and second groups,

and the jacking component is movably arranged in the collection shell and used for jacking the piston to move in the cavity after punching, and the light end of the jacking component corresponds to the bottom of the punching component.

2. The punching machine of claim 1, wherein the end of the cutting member extending into the cavity is provided with an arc-shaped member of a flexible material, and the intrados of the arc-shaped member is the side adjacent to the piston.

3. The punching machine according to claim 1, wherein the inner wall of the housing groove is provided with a drag reduction mechanism for reducing a frictional force between the cutting member and the inner wall of the housing groove when the cutting member is moved; and the number of the first and second groups,

the drag reduction mechanism comprises a clamping groove arranged on the inner wall of the accommodating groove, and a ball is arranged inside the clamping groove.

4. The punching machine according to claim 1, wherein an extension rod is provided on a side of the piston away from the cutting member, and an end of the extension rod extending into the collecting case corresponds to a position of an end of the pushing member having a heavy weight.

5. The punching machine according to claim 4, wherein a stopper is mounted inside the collection housing, and the position of the stopper corresponds to the position of the heavy end of the ejecting member.

6. The punching machine tool of claim 1, further comprising a buffer mechanism slidably mounted on a side surface of the punching component through the lifting base, for pressing and fixing the material during punching; and the number of the first and second groups,

the buffer mechanism comprises a fixing piece arranged on one side of the lifting seat, the inside of the fixing piece is connected with a moving piece through a first elastic piece, and the moving piece extends to one end of the outside of the fixing piece and is provided with a pressing piece.

7. The punching machine according to claim 6, wherein said buffer mechanism further comprises a limiting mechanism for limiting and guiding the movement of the movable member; and the number of the first and second groups,

the limiting mechanism comprises a limiting hole formed in the outer wall of the fixing piece, the movable piece extends to one end inside the fixing piece, the side wing is installed at one end of the movable piece, and one end of the side wing extends to the outer wall of the fixing piece through the limiting hole.

8. The punching machine tool according to claim 1, wherein a protrusion structure is provided on the inner wall of the collecting case at a position corresponding to the position of the opening of the punched hole, and a movable mechanism is provided on the side of the protrusion structure for shaking the punched scrap.

9. The punching machine of claim 8, wherein said movable mechanism includes a movable member mounted to an inner wall of the collection housing by a second elastic member.

10. The punching machine of claim 9, wherein the side of said movable member adjacent to the punching member is arcuate.

Technical Field

The invention relates to the technical field of machining, in particular to a punching machine tool.

Background

In the production process of the machine, the parts making up the machine need to be machined, and the machining refers to a process of changing the external dimension or performance of a workpiece by a mechanical device, and the machining can be divided into cutting machining and pressure machining according to the difference of machining modes.

Machining includes aspects such as turning, punch a hole, punching press, polishing, wherein when using the lathe of punching a hole to process, part to wait that the material that punches a hole leads to producing the burr unanimous with the drift direction of punch head in the department of punching a hole because the material is soft partially, and current lathe of punching a hole does not possess the function of cutting and clear away the material department of punching a hole burr in the punching a hole in-process.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a punching machine tool.

In order to achieve the purpose, the invention adopts the following technical scheme:

a punching machine tool comprises a workbench, a mounting rack, a punching mechanism consisting of a telescopic piece and a punching part and arranged on one side, close to the workbench, of the mounting rack, a through hole is formed in one side, close to the punching part, of the workbench, and a cutting mechanism is used for cutting an opening of a material after punching, and comprises an accommodating groove formed in the inner wall of the through hole, an opening in one end of the accommodating groove is located on one side, close to the mounting rack, of the inner wall of the through hole, and the cutting part which is obliquely arranged is placed in the accommodating groove; and the number of the first and second groups,

the pushing mechanism is used for pushing the cutting mechanism to move and realize cutting after punching, the pushing mechanism comprises a cavity which is formed in the periphery of the punching opening of the workbench, and a piston is arranged in the cavity; and the number of the first and second groups,

the collecting shell is used for collecting waste generated by punching; and the number of the first and second groups,

and the jacking component is movably arranged in the collection shell and used for jacking the piston to move in the cavity after punching, and the light end of the jacking component corresponds to the bottom of the punching component.

Preferably, one end of the cutting part extending to the cavity is provided with an arc-shaped part made of flexible materials, and the inner arc surface of the arc-shaped part is close to one side of the piston.

Preferably, the inner wall of the accommodating groove is provided with a resistance reducing mechanism for reducing the friction force between the cutting part and the inner wall of the accommodating groove when the cutting part moves; and the number of the first and second groups,

the drag reduction mechanism comprises a clamping groove arranged on the inner wall of the accommodating groove, and a ball is arranged inside the clamping groove.

Preferably, one side that the piston kept away from the cutting part is provided with the extension rod, and the extension rod extends to the inside one end of collecting housing and the heavy one end position of top moving part corresponding.

Preferably, a limiting part is installed inside the collecting shell, and the position of the limiting part corresponds to the position of one end of the jacking component with heavy weight.

Preferably, the punching machine further comprises a buffer mechanism which is arranged on the side surface of the punching component in a sliding mode through a lifting seat and is used for pressing and fixing the materials during punching; and the number of the first and second groups,

the buffer mechanism comprises a fixing piece arranged on one side of the lifting seat, the inside of the fixing piece is connected with a moving piece through a first elastic piece, and the moving piece extends to one end of the outside of the fixing piece and is provided with a pressing piece.

Preferably, the buffer mechanism further comprises a limiting mechanism for limiting and guiding the movement of the movable piece; and the number of the first and second groups,

the limiting mechanism comprises a limiting hole formed in the outer wall of the fixing piece, the movable piece extends to one end inside the fixing piece, the side wing is installed at one end of the movable piece, and one end of the side wing extends to the outer wall of the fixing piece through the limiting hole.

Preferably, the position of the inner wall of the collecting shell corresponding to the position of the perforation opening is provided with a protruding structure, and the side surface of the protruding structure is provided with a movable mechanism for shaking the punched waste.

Preferably, the movable mechanism includes a movable member mounted to an inner wall of the collection housing by a second elastic member.

Preferably, one side of the movable part close to the punching part is an arc-shaped surface.

The invention has the beneficial effects that:

put the material on the workstation during use, the extensible member promotes the part that punches a hole and punches a hole to the material, along with the removal of the part that punches a hole and promote the one end that the part light in weight moved in the top, thereby promote the top and move the part and rotate, make the heavy one end top of top moving part move the piston in the cavity, the piston removes and compressed air in the cavity, thereby promote the one end that the cutting member is close to the perforation inner wall and remove to the side of the part that punches a hole, effectively amputate the burr that the material punched hole department was located.

Drawings

Fig. 1 is a schematic structural diagram of a punching machine tool according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a punching machine tool shown in FIG. 1A according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a punching machine tool shown in FIG. 2C according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a punching machine tool shown in FIG. 1B according to an embodiment of the present invention;

fig. 5 is a structural cross-sectional view of a buffer mechanism and a limiting mechanism of a punching machine tool according to an embodiment of the invention.

In the figure: 1-workbench, 2-mounting rack, 3-punching mechanism, 31-telescopic piece, 32-punching part, 33-punching hole, 4-lifting seat, 5-pressing piece, 6-limiting piece, 7-pushing part, 8-collecting shell, 9-cutting mechanism, 91-accommodating groove, 92-cutting part, 10-pushing mechanism, 101-arc part, 102-cavity, 103-piston, 104-extension rod, 11-buffering mechanism, 111-fixing piece, 112-first elastic piece, 113-moving piece, 12-limiting mechanism, 121-limiting hole, 122-flank, 13-drag reduction mechanism, 131-ball, 132-clamping groove, 14-moving mechanism, 141-moving part, etc, 142-a second elastic member.

Detailed Description

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

Referring to fig. 1-5, a punching machine tool comprises a workbench 1 and a mounting frame 2, wherein a punching mechanism 3 consisting of an expansion piece 31 and a punching part 32 is arranged on one side of the mounting frame 2 close to the workbench 1, a through hole 33 is formed in one side of the workbench 1 close to the punching part 32, the punching machine tool further comprises a cutting mechanism 9 for cutting an opening of a material after punching, the cutting mechanism 9 comprises a containing groove 91 formed in the inner wall of the through hole 33, an opening at one end of the containing groove 91 is positioned on one side of the inner wall of the through hole 33 close to the mounting frame 2, and a cutting part 92 which is obliquely arranged is arranged inside the containing groove 91; and the number of the first and second groups,

the pushing mechanism 10 is used for pushing the cutting mechanism 9 to move and realize cutting after punching, the pushing mechanism 10 comprises a cavity 102 which is formed in the periphery of the opening of the through hole 33 of the workbench 1, and a piston 103 is arranged inside the cavity 102; and the number of the first and second groups,

a collecting case 8 for collecting waste generated by punching; and the number of the first and second groups,

movable mounting is at the inside top of collecting casing 8 and is moved part 7, be used for moving piston 103 in cavity 102 in the top after punching a hole, and the light in weight's of top is moved the part 7 and is corresponded with the position of the part 32 bottom that punches a hole, put the material on the workstation during use, the extensible member promotes the part that punches a hole and punches a hole to the material, along with the removal of the part that punches a hole and promote the light in weight's of top and move the part one end, thereby promote the rotation of top, make the heavy one end top of top move the piston in the cavity, the piston removes and compressed air in the cavity, thereby promote the one end that the cutting member is close to the perforation inner wall and remove to the side of the part that punches a hole, effectively excise the burr that the material punched hole department.

As a preferred embodiment of the present invention, the extensible member 31 is a hydraulic cylinder, an electric extensible rod, or the like, and in this embodiment, the extensible member 31 is preferably a hydraulic cylinder.

Referring to fig. 2, as a preferred embodiment of the present invention, an arc-shaped member 101 made of a flexible material is disposed at one end of the cutting member 92 extending to the cavity 102, and an inner arc surface of the arc-shaped member 101 is a side close to the piston 103, when the piston 103 moves in the cavity 102 and compresses air in the cavity 102, the arc-shaped member 101 increases a contact area between one end of the cutting member 92 extending to the cavity 102 and the air compressed in the cavity 102, so as to ensure effective movement of the cutting member 92 in the accommodating groove, and after punching, the cutting member 92 falls back into the accommodating groove 91 under the gravity of the arc-shaped member 101.

In a preferred embodiment of the present invention, the arc-shaped member 101 is made of rubber, silicone, or the like, and in this embodiment, the arc-shaped member 101 is preferably made of rubber.

Referring to fig. 3, as a preferred embodiment of the present invention, the inner wall of the receiving groove 91 is provided with a drag reduction mechanism 13 for reducing the friction between the cutting member 92 and the inner wall of the receiving groove 91 when the cutting member 92 moves; and the number of the first and second groups,

the drag reduction mechanism 13 includes a card slot 132 formed in an inner wall of the storage slot 91, and a ball 131 is disposed inside the card slot 132.

As a preferred embodiment of the present invention, an extension rod 104 is provided on a side of the piston 103 away from the cutting member 92, and an end of the extension rod 104 extending to the inside of the collecting case 8 corresponds to a position of an end of the pushing member 7 with a heavy weight.

In a preferred embodiment of the present invention, the piston 103 is made of silicone rubber, or the like, and in this embodiment, the piston 103 is preferably made of silicone rubber.

As a preferred embodiment of the present invention, the limiting member 6 is installed inside the collecting housing 8, and the position of the limiting member 6 corresponds to the position of the heavy end of the pushing member 7, after the punching is completed and the punching member 32 is reset to the top of the working table 1, the heavy end of the pushing member 7 rotates downward due to gravity, and at this time, the limiting member 6 limits the rotation of the pushing member 7, so as to ensure that the light end of the pushing member 7 is located at the bottom of the punching member 32.

Referring to fig. 5, as a preferred embodiment of the present invention, the present invention further includes a buffer mechanism 11 slidably mounted on the side of the punching component 32 through the lifting seat 4, and used for pressing and fixing the material during punching; and the number of the first and second groups,

the buffer mechanism 11 includes a fixed member 111 installed at one side of the lifting seat 4, a movable member 113 is connected to the inside of the fixed member 111 through a first elastic member 112, and a pressing member 5 is installed at one end of the movable member 113 extending to the outside of the fixed member 111.

As a preferred embodiment of the present invention, the side of the pressing member 5 close to the table 1 is provided with an anti-slip bump, an anti-slip pattern, and the like, and in this embodiment, the side of the pressing member 5 close to the table 1 is preferably provided with an anti-slip bump.

Referring to fig. 5, as a preferred embodiment of the present invention, the buffering mechanism 11 further includes a limiting mechanism 12 for limiting and guiding the movement of the movable element 113; and the number of the first and second groups,

the limiting mechanism 12 includes a limiting hole 121 formed in an outer wall of the fixing member 111, a side wing 122 is installed at one end of the movable member 113 extending into the fixing member 111, and one end of the side wing 122 extends to the outer wall of the fixing member 111 through the limiting hole 121.

As a preferred embodiment of the present invention, a convex structure is provided on the inner wall of the collecting case 8 at a position corresponding to the opening position of the through hole 33, and a movable mechanism 14 is provided on the side of the convex structure for shaking the punched scraps.

Referring to fig. 4, as a preferred embodiment of the present invention, the movable mechanism 14 includes a movable part 141 mounted on the inner wall of the collecting casing 8 through a second elastic member 142, the punching part 32 moves into the collecting casing 8 along with the progress of punching, and presses the second elastic member 142 downward, when the punching part 32 is reset, the second elastic member 142 drives the movable part 141 and the punching waste thereon to shake, so that the punching waste slides and disperses on the inner wall of the bottom of the collecting casing 8, thereby avoiding the accumulation of the punching waste.

As a preferred embodiment of the present invention, the second elastic member 142 is a spring, a rubber column, or the like, and in this embodiment, the second elastic member 142 is a spring.

As a preferred embodiment of the present invention, the side of the movable part 141 close to the punching part 32 is an arc-shaped surface, which ensures that the punching waste can slide down to the inner wall of the bottom of the collecting housing 8 when the movable part 141 shakes.

When the material punching device is used, a material is placed on the workbench, the telescopic piece pushes the punching component to punch a hole on the material, and the light end of the pushing component is pushed along with the movement of the punching component, so that the pushing component is pushed to rotate, the heavy end of the pushing component pushes the piston to move in the cavity, the piston moves in the cavity and compresses air, and the end, close to the inner wall of the punched hole, of the cutting component is pushed to move to the side face of the punching component, so that burrs at the punched hole of the material are effectively cut off; when the piston 103 moves in the cavity 102 and compresses air in the cavity 102, the arc-shaped part 101 increases the contact area between one end of the cutting part 92 extending to the cavity 102 and the compressed air in the cavity 102, so as to ensure effective movement of the cutting part 92 in the accommodating groove, and after punching is completed, the cutting part 92 falls back into the accommodating groove 91 under the action of gravity of the arc-shaped part 101; after the punching is completed and the punching component 32 is reset, the heavy end of the jacking component 7 rotates downwards due to gravity, at the moment, the limiting component 6 limits the rotation of the jacking component 7, and the light end of the jacking component 7 is ensured to be positioned at the bottom of the punching component 32; one end of the punching part 32 moves into the collecting shell 8 along with the punching, and the second elastic part 142 is pressed downwards, when the punching part 32 resets, the second elastic part 142 drives the movable part 141 and punching waste on the movable part to shake, so that the punching waste slides and disperses on the inner wall of the bottom of the collecting shell 8, and the punching waste is prevented from being accumulated; guarantee that the waste material of punching a hole can slide to collecting the inner wall of casing 8 bottom when movable part 141 shakes, avoid the waste material of punching a hole to pile up and influence the continuation going on of punching a hole at perforation 33 opening part.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.