Short pin roller high-precision cutting mechanism

Abstract

The utility model relates to the technical field of short pin rolling shaft machining, and discloses a short pin rolling shaft high-precision cut-off mechanism which comprises a cut-off machine body and a cut-off knife installed on the cut-off machine body. A guide rail located below the cut-off knife is installed on the cut-off machine body, a clamping base is installed on the guide rail in a sliding mode, and an air cylinder used for driving the clamping base to move in a reciprocating mode along the guide rail is further installed on the cut-off machine body. A cavity is formed in the clamping base, an opening communicating with the cavity is formed in the top of the clamping base, and an inserting opening is formed in one side of the clamping base. According to the high-precision cut-off mechanism for the short pin rolling shaft, metal scraps generated in the cut-off machining process of the rolling shaft can be effectively removed through the matching effect of the material bearing plate and the elastic electromagnetic assembly, the scraps are prevented from being accumulated on the clamping base, and therefore adhesion of the scraps to the surface of a cut-off knife is reduced, and the cut-off machining precision of the rolling shaft is kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to short pin roller shaft processing technical field especially relates to a short pin roller shaft high accuracy cutting mechanism. BACKGROUND

[0002] Short pin roller shaft is a kind of standard fastener, it can be used for static fixed connection, also can carry out relative motion with the connecting piece, mainly used in the hinge joint of two parts, constitute hinged connection, the effect of short pin roller shaft is to provide stable fixing effect, increase the stability of overall structure, provide quick and convenient installation mode, and adapt to different environment and demand, in the processing of short pin roller shaft, it needs to be cut off to meet the demand of use, to the cutting processing of short pin roller shaft, to keep the high accuracy of cutting, need to be placed in the clamping seat with roller shaft, and the roller shaft is moved positioning by the clamping plate driven by cylinder, to keep the accuracy of cutting, then another cylinder drives cutting knife to cut off roller shaft;

[0003] In the roller shaft cutting process, metal scrap will be generated, these scrap if can not be removed in time, will be accumulated on the clamping seat, with the accumulation of scrap, they will adhere to the surface of cutting knife in subsequent cutting operation, cause the deviation of roller shaft cutting size, affect the machining accuracy.

[0004] To solve the above problems, a kind of short pin roller shaft high accuracy cutting mechanism is proposed in the application. INNOVATION

[0005] Based on the technical problems existing in the background art, the utility model provides a kind of short pin roller shaft high accuracy cutting mechanism.

[0006] The utility model provides a kind of short pin roller shaft high accuracy cutting mechanism, including cutting machine body and cutting knife installed on cutting machine body;

[0007] The guide rail is installed on the cutting machine body and located below the cutting knife, the clamping seat is slidably installed on the guide rail, and the cylinder for driving the clamping seat to reciprocate along the guide rail is also installed on the cutting machine body;

[0008] The cavity is formed in the clamping seat, and the opening is formed in the top of the clamping seat and communicated with the cavity, the insertion port is formed in one side of the clamping seat, and the material receiving plate is arranged through the insertion port and blocks the opening on the clamping seat;

[0009] The elastic electromagnetic assembly is mounted on the inner wall of the clamping seat and attached to the top surface of the material receiving plate;

[0010] The other side of the clamping seat is connected with the exhaust pipe communicated with the cavity, and the gas supply and scrap blowing part for guiding gas into the cavity is installed on the cutting machine body.

[0011] Preferably, the elastic electromagnetic assembly comprises an elastic member and an electromagnetic block, the inner wall of one side of the clamping seat is provided with the elastic member located above the material receiving plate, and the side of the elastic member is provided with the electromagnetic block attached to the top surface of the material receiving plate.

[0012] Preferably, the elastic member comprises a spring and an assembly block, the inner wall of one side of the clamping seat is provided with the spring located above the material receiving plate, the end of the spring is provided with the assembly block, and the side of the assembly block is provided with the electromagnetic block.

[0013] Preferably, the gas supply and scrap blowing member comprises a gas pump and a gas supply pipe, the gas pump is arranged on the cutting machine body, the gas outlet end of the gas pump is connected with the gas supply pipe, one end of the gas supply pipe away from the gas pump is connected with one side of the clamping seat, and the gas supply pipe is communicated with the cavity in the clamping seat.

[0014] Preferably, the clamping seat is provided with two symmetrical clamps arranged on the clamping seat, and the clamps are used for fixing the workpiece.

[0015] The above technical scheme of the utility model has the following beneficial technical effects:

[0016] Through the arrangement of the material receiving plate and the elastic electromagnetic assembly, the workpiece can be fixed on the clamping seat, then the clamping seat is driven by the cylinder to move on the guide rail, the position of the workpiece is adjusted, then the workpiece can be cut by the cutting knife, the metal scrap generated in the cutting process is directly scattered on the material receiving plate, at this time, the elastic electromagnetic assembly is powered on, the material receiving plate can be pulled outwards, the metal scrap on the material receiving plate can be adsorbed by the elastic electromagnetic assembly, after the material receiving plate moves outwards, the opening on the clamping seat is in an open state, then the elastic electromagnetic assembly is powered off, the metal scrap adsorbed on the elastic electromagnetic assembly falls into the cavity arranged in the clamping seat, then the material receiving plate is pushed to close the opening on the top of the clamping seat, and then the high-pressure gas is guided into the cavity in the clamping seat through the gas supply and scrap blowing member, the gas carrying the metal scrap is discharged through the discharge pipe, through the cooperation of the material receiving plate and the elastic electromagnetic assembly, the metal scrap generated in the rolling shaft cutting process can be effectively removed, the accumulation of the scrap on the clamping seat is avoided, the adhesion of the scrap to the surface of the cutting knife is reduced, and the machining precision of the rolling shaft cutting is maintained. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a whole structure schematic view of the short pin rolling shaft high-precision cutting mechanism.

[0018] Fig. 2 It is a structure schematic view of the clamping seat.

[0019] Fig. 3 It is a structure schematic view of the elastic electromagnetic assembly.

[0020] 1, cutting machine body; 2, cutting knife; 3, guide rail; 4, clamping seat; 5, air cylinder; 6, material receiving plate; 7, elastic electromagnetic assembly; 71, elastic piece; 711, spring; 712, assembly block; 72, electromagnetic block; 8, discharge pipe; 9, air supply and chip removal piece; 91, air pump; 92, air supply pipe; 10, clamp. DETAILED DESCRIPTION

[0021] To make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further explained in detail below in combination with specific implementation manners and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0022] As Figs. 1-3 shown in the utility model discloses a kind of short pin roller high-precision cutting mechanism, including cutting machine body 1 and cutting knife 2 being installed on cutting machine body 1;

[0023] In the embodiment, guide rail 3 is installed on cutting machine body 1 below cutting knife 2, clamping seat 4 is slidably installed on guide rail 3, air cylinder 5 is also installed on cutting machine body 1 for driving clamping seat 4 to reciprocate along guide rail 3, two symmetrical clamps 10 are installed on clamping seat 4, and clamp 10 is used for the fixation of workpiece.

[0024] It should be noted that: workpiece can be fixed by two clamps 10 on clamping seat 4, then clamping seat 4 is driven to move on guide rail 3 by air cylinder 5, the position of workpiece cutting is adjusted, then workpiece can be cut by cutting knife 2.

[0025] In the embodiment, cavity is formed in clamping seat 4, and opening is formed in the top of clamping seat 4 and communicated with the cavity, and socket is formed in one side of clamping seat 4, and material receiving plate 6 is arranged on clamping seat 4 and passes through socket and blocks opening;

[0026] In the embodiment, elastic electromagnetic assembly 7 is installed on the inner wall of clamping seat 4 and abuts against the top surface of material receiving plate 6, elastic electromagnetic assembly 7 includes elastic piece 71 and electromagnetic block 72, elastic piece 71 is installed on the inner wall of one side of clamping seat 4 and located above material receiving plate 6, electromagnetic block 72 is installed on the side surface of elastic piece 71 and abuts against the top surface of material receiving plate 6, elastic piece 71 includes spring 711 and assembly block 712, spring 711 is installed on the inner wall of one side of clamping seat 4 and located above material receiving plate 6, assembly block 712 is installed on the end of spring 711, and electromagnetic block 72 is installed on the side surface of assembly block 712.

[0027] In the embodiment, the other side of the clamping seat 4 is connected with a discharge pipe 8 in communication with the cavity, the cutting machine body 1 is provided with a gas supply and blowing device 9 for guiding gas into the cavity, the gas supply and blowing device 9 comprises a gas pump 91 and a gas supply pipe 92, the gas pump 91 is installed on the cutting machine body 1, the gas supply pipe 92 is connected to the gas outlet end of the gas pump 91, and the end of the gas supply pipe 92 away from the gas pump 91 is connected to one side of the clamping seat 4 and in communication with the cavity in the clamping seat 4.

[0028] It should be noted that the metal scraps generated in the workpiece cutting process directly fall on the material receiving plate 6, at this time, the electromagnetic block 72 is energized to pull the material receiving plate 6 outward, the metal scraps on the material receiving plate 6 gradually approach the electromagnetic block 72, and the metal scraps on the material receiving plate 6 can be adsorbed by the electromagnetic block 72, after the material receiving plate 6 moves outward, the opening on the clamping seat 4 is in an open state, then the electromagnetic block 72 is de-energized to make the metal scraps adsorbed on the electromagnetic block 72 fall into the cavity in the clamping seat 4, then the material receiving plate 6 is pushed to close the opening on the top of the clamping seat 4, and then the high-pressure gas is guided into the cavity in the clamping seat 4 along the gas supply pipe 92 by the gas pump 91, and the gas carrying the metal scraps is discharged through the discharge pipe 8, the cooperation of the material receiving plate 6 and the elastic electromagnetic assembly 7 can effectively remove the metal scraps generated in the roller cutting process, avoid the accumulation of the metal scraps on the clamping seat 4, and reduce the adhesion of the metal scraps to the surface of the cutting knife 2, thereby maintaining the machining precision of the roller cutting.

[0029] It should be understood that the above specific embodiments of the utility model are only used for example or explanation of the principle of the utility model, and do not constitute the limitation of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without deviating from the spirit and scope of the utility model shall be included in the protection scope of the utility model. In addition, the appended claims of the utility model are intended to cover all changes and modifications falling within the scope and boundary of the appended claims or the equivalent forms of such scope and boundary.

Claims

1. A short pin roller high-precision cutting mechanism, comprising a cutting machine body (1) and a cutting knife (2) installed on the cutting machine body (1), characterized in that: A guide rail (3) is installed on the cutting machine body (1) below the cutting knife (2), a clamping seat (4) is slidingly installed on the guide rail (3), and a cylinder (5) is installed on the cutting machine body (1) for driving the clamping seat (4) to reciprocate along the guide rail (3); A cavity is formed in the clamping seat (4), an opening is formed in the top of the clamping seat (4) and communicates with the cavity, a socket is formed in one side of the clamping seat (4), and a material receiving plate (6) passes through the socket and blocks the opening; An elastic electromagnetic assembly (7) is installed on the inner wall of the clamping seat (4) and adheres to the top surface of the material receiving plate (6); The other side of the clamping seat (4) is connected with a material discharging pipe (8) which communicates with the cavity, and a gas supply and scrap blowing piece (9) is installed on the cutting machine body (1) for guiding gas into the cavity.

2. A short pin roller high precision cutting mechanism according to claim 1, characterized in that, The elastic electromagnetic assembly (7) comprises an elastic member (71) and an electromagnetic block (72), the elastic member (71) is installed on the inner wall of one side of the clamping seat (4) above the material receiving plate (6), and the electromagnetic block (72) is installed on the side surface of the elastic member (71) and adheres to the top surface of the material receiving plate (6).

3. A short pin roller high precision cutting mechanism according to claim 2, characterized in that, The elastic member (71) comprises a spring (711) and an assembly block (712), the spring (711) is installed on the inner wall of one side of the clamping seat (4) above the material receiving plate (6), and the assembly block (712) is installed on the end of the spring (711), and the electromagnetic block (72) is installed on the side surface of the assembly block (712).

4. A short pin roller high precision cutting mechanism according to claim 3, wherein, The gas supply and scrap blowing piece (9) comprises a gas pump (91) and a gas supply pipe (92), the gas pump (91) is installed on the cutting machine body (1), the gas supply pipe (92) is connected with the gas outlet end of the gas pump (91), one end of the gas supply pipe (92) away from the gas pump (91) is connected with one side of the clamping seat (4), and the gas supply pipe (92) communicates with the cavity in the clamping seat (4).

5. A short pin roller high precision cutting mechanism according to claim 1, wherein, Two symmetrical clamps (10) are installed on the clamping seat (4) and are used for fixing workpieces.

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