CN110935913A

CN110935913A - Cutter for precision punching machine

Info

Publication number: CN110935913A
Application number: CN201911376674.0A
Authority: CN
Inventors: 戈君; 陈宇超
Original assignee: Wuxi Hemingyue Precision Manufacturing Co Ltd
Current assignee: Wuxi Hemingyue Precision Manufacturing Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-03-31

Abstract

The invention discloses a cutter for a precision punching machine, which is characterized by comprising a lifting cylinder and a punching cutter arranged at the bottom of the lifting cylinder, wherein a connecting block is arranged at the top of the punching cutter, cooling devices are arranged at two sides of the connecting block, each cooling device comprises a cooling pipe arranged at two sides of the punching cutter, a first fixing plate fixedly connected to the bottom of the connecting block, a second fixing plate fixedly connected to the bottom of the connecting block and positioned on one side of the first fixing plate, and a limiting support arranged between the first fixing plate and the second fixing plate, through-pipe holes are formed in two ends of the connecting block, the cooling pipes penetrate through the through-pipe holes, a positioning block embedded in the connecting block is fixedly connected to the top of the punching cutter, and a fixing device is arranged between the connecting block and.

Description

Cutter for precision punching machine

Technical Field

The invention relates to the technical field of precision part processing, in particular to a cutter for a precision punching machine.

Background

The cutter is one of common tools in machining, the cutter for machining various outer surfaces comprises a turning tool, a planer tool, a milling tool, an outer surface broach and a file, wherein the hole machining cutter comprises a drill bit, a reamer, a boring tool, a reamer, an inner surface broach and the like, the hole machining cutter mainly aims at drilling, slotting, reaming and the like, and the hole machining cutter is used for the hole drilling machine.

The punching machine completes the punching process by matching four parts, firstly, the material is moved to a camera scanning area of the automatic punching machine, the camera scans an image and then processes the image and sends a signal to a control part, the control part further processes and controls the action of a transmission part after receiving the signal, so that a punch moves on an X axis and a Y axis on a plane, a pneumatic part starts to work after the moving action is completed, and an electromagnetic valve controls an air cylinder to perform the punching action.

At present, chinese patent that publication number is CN 207914658U discloses a punching tool of tile shape magnet steel, and it includes handle of a knife and the blade that is located the handle of a knife top, the blade includes two chips removal face that parallel around and two arris faces of controlling the parallel, two backs are provided with about the top of blade, two sets up the inclination respectively at the back, the left back normal is towards the front side of blade, the back normal on right side is towards the rear side of blade, be provided with vice chip cutting edge between two backs, set up first main chip cutting edge between the chip removal face of left back and blade rear side, set up second main chip cutting edge between the back on right side and the chip removal face of blade front side.

This type of punching tool, however: the punching tool is not provided with a perfect cooling system, and in the existing punching machine, the cooling system is often externally arranged, the installation mode is complicated, and the efficiency is low.

Disclosure of Invention

Aiming at the technical problems, the invention overcomes the defects of the prior art and provides a cutter for a precision punching machine.

The technical scheme of the invention is further defined as follows: the utility model provides a cutter for precision punching machine, includes the lift cylinder, locates the cutter of punching of lift cylinder bottom, the top of cutter of punching is equipped with the connecting block, the both sides of connecting block are equipped with cooling device, cooling device is including locating the cooling tube of punching the cutter both sides, fixed connection in the first fixed plate of connecting block bottom, fixed connection be located the second fixed plate of first fixed plate one side and locate the spacing support of second fixed plate bottom in the connecting block bottom, the both ends of connecting block are equipped with the through-tube hole, the cooling tube passes through the through-tube hole setting, the top fixedly connected with embedding of cutter of punching is at the inside locating piece of connecting block, be equipped with fixing device between connecting block and the locating piece.

Through adopting above-mentioned technical scheme, cooling device is used for continuously spraying the coolant liquid to the work piece when drilling, causes the work piece rapid cooling, prevents that high temperature from warping, and first fixed plate, second fixed plate are used for fixing the position of cooling tube, and spacing support is used for further promoting the fixed ability to the cooling tube, leads to the pipe hole and is used for guiding the cooling tube to the bottom of connecting block, and the locating piece realizes the fixed of the cutter of punching with the fixing device cooperation.

Further setting: fixing device is including seting up in the first constant head tank of locating piece outer wall, seting up the second constant head tank that corresponds first constant head tank position on the connecting block and run through the locating rack of first constant head tank and second constant head tank, the top that connecting block one end was kept away from to the locating rack is equipped with the link, both ends form hollow ring-type after the link concatenation, locating rack sliding connection is in the inside of link, be equipped with two-way cylinder between the link top.

By adopting the technical scheme, the positioning frame penetrates through the first positioning groove and the second positioning groove so as to limit and fix the positions of the positioning block and the connecting block, the two-way air cylinder extends out and contracts towards two ends simultaneously to ensure that the linkage frame drives the positioning frame to move synchronously at the same time, the linkage frame can drive the positioning frame to be embedded into the positioning block, meanwhile, the linkage frame forms a circular track after being spliced, and the positioning frame can ensure that the rotation of the punching cutter is not influenced,

further setting: one end fixedly connected with embedding piece of linkage frame, the other end of linkage frame is equipped with the embedded groove, embedding piece and embedded groove shape adaptation.

Through adopting above-mentioned technical scheme, the cooperation of embedding piece and embedded groove is installed and is helped the complete circular track of linkage frame formation, promotes the stability of structure.

Further setting: the both ends of connecting block are equipped with the movable block, one side fixedly connected with guide post that the movable block is close to the connecting block, guide post sliding connection is in the inside of connecting block, the outside that is located the guide post in the connecting block is equipped with reset spring, the through-tube hole is located between connecting block and the movable block.

Through adopting above-mentioned technical scheme, reset spring can make the movable block get back to the position of laminating connecting block, guarantees that it can form the siphunculus hole with the connecting block to fix the position of cooling tube in the siphunculus hole, the design of movable block helps installing the cooling tube earlier stage.

Further setting: the top of connecting block rotates and is connected with the connector, the motor is installed at the top of connector.

Further setting: the top of the cooling pipe is fixedly connected with a connector.

The invention has the beneficial effects that: through cooling device's setting for the position of cooling tube can be fixed betterly, compares in current fixed mode simple structure, and the cost is lower, can not influence the normal work of cutter simultaneously, through fixing device's setting, can change, dismantle and install the cutter of punching very conveniently, and the simple structure of whole puncher is novel, and the during operation is reliable and stable, can punch the operation with high efficiency.

Drawings

FIG. 1 is a schematic view of a fixing device in embodiment 1;

FIG. 2 is a schematic view showing the structure of a cooling apparatus and a punching blade in embodiment 1;

FIG. 3 is a front view of embodiment 1;

fig. 4 is a schematic view showing the installation of the return spring in embodiment 1.

In the figure, 1, a lifting cylinder; 2. a punching cutter; 3. connecting blocks; 4. a cooling device; 41. a cooling tube; 42. a first fixing plate; 43. a second fixing plate; 44. a limiting bracket; 5. a through-tube hole; 6. positioning blocks; 7. a fixing device; 71. a first positioning groove; 72. a second positioning groove; 73. a positioning frame; 8. a linkage frame; 9. a bidirectional cylinder; 10. embedding a block; 11. a groove is embedded; 12. a movable block; 13. a guide post; 14. a return spring; 15. a connector; 16. a motor; 17. a connector; 18. a connecting plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: a cutter for a precision punching machine is shown in figure 3, wherein the top of the cutter is a lifting cylinder 1, an output shaft of the lifting cylinder 1 is arranged downwards, a hollow connecting plate 18 is fixedly connected to the bottom of the lifting cylinder 1, a bidirectional cylinder 9 transversely arranged on the connecting plate 18 is arranged at the bottom in the connecting plate 18, two output shafts of the bidirectional cylinder 9 are respectively and fixedly connected with two groups of linkage frames 8, a motor 16 is fixedly connected to the bottom surface of the connecting plate 18, and output shafts of the motor 16 are also arranged downwards.

As shown in fig. 1 and 2, a connector 15 is fixedly connected to an output shaft of the motor 16, two sets of second positioning grooves 72 are formed in two sides of the connector 15, a connecting plate 18 is arranged at the bottom of the connector 15, the connector 15 is rotatably connected to the center of the top of the connecting plate 18, the connector 15 can freely rotate at the top of the connecting plate 18, the connector 15 and the punching tool 2 penetrating through the connector 15 and the connecting plate 18 are arranged inside the connecting plate 18, a positioning block 6 is fixedly connected to the top of the punching tool 2, the positioning block 6 is correspondingly arranged at the position of the connector 15, and first positioning grooves 71 which are the same as the positioning block are formed in positions, corresponding to the second.

As shown in fig. 1 and 2, a positioning frame 73 is disposed on the inner side wall of the linkage frame 8, the positioning frame 73, the first positioning groove 71 and the second positioning groove 72 form a fixing device 7, the linkage frames 8 at the two ends are respectively in a half hollow ring shape, the two groups of linkage frames 8 are spliced to form a complete hollow ring shape, one end of the positioning frame 73 close to the linkage frame 8 is located inside the linkage frame 8 to slide, the positioning frame 73 can be embedded into the connector 15 and the positioning block 6 along the second positioning groove 72 and the first positioning groove 71, an embedded block 10 is fixedly connected to the side wall at one end of the linkage frame 8, an embedded groove 11 is fixedly connected to the side wall at the other end, and the shape of the embedded block 10 is matched with the embedded groove 11.

As shown in fig. 1 and 3, two sets of movable blocks 12 are arranged at two ends of a connecting plate 18, one end of each movable block 12 close to the connecting block 3 is fixedly connected with a guide column 13, the guide column 13 is embedded into the connecting block 3, the movable block 12 can move along the direction of the guide column 13 on one side of the connecting block 3, a reset spring 14 is arranged inside the connecting block 3, the reset spring 14 is sleeved outside the guide column 13, one end of the reset spring is fixed on one side of the guide column 13 inside the connecting block 3, the other end of the reset spring is fixed on the inner wall of the connecting block 3, and a through pipe hole 5 is formed between the movable block 12 and the.

As shown in fig. 1, cooling devices 4 are disposed on two sides and the bottom of the connecting block 3, each cooling device 4 includes a first fixing plate 42, a second fixing plate 43, a limiting support 44 and a cooling pipe 41, the first fixing plate 42 is fixedly connected to the outer side of the bottom of the connecting block 3, the second fixing plate 43 is fixedly connected to the bottom of the connecting block 3 and located on the inner side of the bottom of the connecting block 3, the specific position of the cooling pipe is parallel to the first fixing plate 42, the limiting support 44 is fixed to the outer wall of the bottom of the connecting plate 18, the cooling pipe 41 sequentially penetrates through the through hole 5, the first fixing plate 42, the second fixing plate 43 and the limiting support 44, and the top of the cooling pipe 41 is.

In the embodiment of the invention, the punching cutter 2 extends into the connecting plate 18, the positioning block 6 is arranged in the connecting head 15 and is aligned with the first positioning groove 71 and the second positioning groove 72, the bidirectional cylinder 9 retracts to drive the linkage frames 8 to move oppositely, the positioning frames 73 are simultaneously embedded into the first positioning groove 71 to lock the position of the positioning block 6, meanwhile, the embedded block 10 is embedded into the embedded groove 11, the linkage frames 8 at two ends are spliced into a complete hollow annular track, after positioning and installation, the motor 16 is started to drive the connecting head 15 and the punching cutter 2 to rotate at high speed, the positioning frames 73 simultaneously rotate in the linkage frames 8 at high speed, the lifting cylinder 1 descends to drive the punching cutter 2 to reach the top of a workpiece, the connector 17 is communicated with external cooling liquid, and the cooling pipe 41 continuously cools the punching position.

The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but only protected by the patent laws within the scope of the claims.

Claims

1. The utility model provides a cutter for precision punching machine, includes lift cylinder (1), locates punching cutter (2) of lift cylinder (1) bottom, its characterized in that: the top of punching cutter (2) is equipped with connecting block (3), the both sides of connecting block (3) are equipped with cooling device (4), cooling device (4) are including cooling tube (41), fixed connection in first fixed plate (42) of connecting block (3) bottom of locating punching cutter (2) both sides, fixed connection are located second fixed plate (43) of first fixed plate (42) one side and locate spacing support (44) of second fixed plate (43) bottom in connecting block (3) bottom, the both ends of connecting block (3) are equipped with through-tube hole (5), cooling tube (41) pass through-tube hole (5) and set up, the top fixedly connected with embedding of punching cutter (2) is at inside locating piece (6) of connecting block (3), be equipped with fixing device (7) between connecting block (3) and locating piece (6).

2. The cutter for the precision punching machine according to claim 1, wherein: fixing device (7) are including offering in first constant head tank (71) of locating piece (6) outer wall, offering on connecting block (3) second constant head tank (72) that corresponds first constant head tank (71) position and running through constant head tank (73) of first constant head tank (71) and second constant head tank (72), the top that connecting block (3) one end was kept away from in constant head tank (73) is equipped with linkage frame (8), both ends form hollow ring-type behind linkage frame (8) the concatenation, positioning frame (73) sliding connection is in the inside of linkage frame (8), be equipped with two-way cylinder (9) between linkage frame (8) top.

3. The cutter for the precision punching machine according to claim 2, wherein: one end fixedly connected with embedded block (10) of linkage frame (8), the other end of linkage frame (8) is equipped with embedded groove (11), embedded block (10) and embedded groove (11) shape adaptation.

4. The tool for the precision drilling machine according to claim 3, wherein: the both ends of connecting block (3) are equipped with movable block (12), one side fixedly connected with guide post (13) that movable block (12) are close to connecting block (3), guide post (13) sliding connection is in the inside of connecting block (3), the outside that is located guide post (13) in connecting block (3) is equipped with reset spring (14), lead to pipe hole (5) are located between connecting block (3) and movable block (12).

5. The tool for the precision drilling machine according to claim 4, wherein: the top of connecting block (3) is rotated and is connected with connector (15), motor (16) are installed at the top of connector (15).

6. The tool for the precision drilling machine according to claim 5, wherein: the top of the cooling pipe (41) is fixedly connected with a connector (17).