CN215091176U

CN215091176U - Perforating machine for processing micro-holes

Info

Publication number: CN215091176U
Application number: CN202121137463.4U
Authority: CN
Inventors: 孔小莉
Original assignee: Suzhou Baoma Numerical Control Equipment Co Ltd
Current assignee: Suzhou Baoma Numerical Control Equipment Co Ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-10
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a punch for processing micro-hole, it includes frame, gyration subassembly, aircraft nose, mount table, install positioning sensor under the aircraft nose on the terminal surface, fixed mounting just is used for adjusting aircraft nose lead screw subassembly, the top layer mounting panel of work piece horizontal direction position on the mount table, is fixed in locating piece and stopper on the top layer mounting panel on the mount table, locating piece positioning sensor cooperation realizes the location of aircraft nose station of adding, the stopper forms the right angle form and is used for supplementary work piece installation location. The relative position between the positioning sensor and the positioning block is fed back in real time in the machining process, and the machine head screw rod assembly is adjusted back in real time according to the fed back offset, so that the machining precision is ensured; the angle conversion between the machine head and the rack is realized by utilizing the rotary connection of the fixed disc and the rotating ring, so that the wire cut electrical discharge machine can be suitable for different processing requirements, and the complex operation of repeated clamping is omitted.

Description

Perforating machine for processing micro-holes

Technical Field

The utility model belongs to the field of machining equipment, in particular to a puncher for processing micro-hole.

Background

The electric spark puncher is mainly used for punching, namely, punching holes on a die, and has the working principle that a thin metal copper pipe (called as an electrode wire) which continuously moves vertically is used as an electrode to perform pulse spark discharge metal removal forming on a workpiece.

But the current piercing mill on the market has the following problems: 1. before positioning and punching, a workpiece needs to be accurately installed in place and then is started to be machined, and deviation is possibly caused by vibration in machining, so that machining precision is reduced; 2. the aircraft nose can only carry out the action of upper and lower direction, consequently the cutting point also can only do the motion of upper and lower direction for treating the machined part, and the processing angle is limited, need the clamping again when needing to change the processing angle to treat the machined part, complex operation.

Disclosure of Invention

The utility model aims at providing a punch for processing micropore to solve and need install the accurate back restart processing that targets in place of work piece before the location punches, and probably take place the skew because vibrations in the processing, lead to machining precision to reduce and the clamping treats machined part complex operation's problem.

In order to solve the technical problem, the utility model adopts the following technical scheme: a puncher for processing micro-holes comprises a frame, a rotary component, a machine head connected with the frame through the rotary component, and a mounting table,

the perforating machine further comprises a real-time positioning assembly for assisting in positioning the workpiece, the real-time positioning assembly comprises a positioning sensor arranged on the lower end face of the machine head, a machine head screw rod assembly fixedly arranged on the mounting table and used for adjusting the position of the workpiece on the mounting table in the horizontal direction, a top layer mounting plate, a positioning block fixed on the top layer mounting plate and a limiting block, the positioning sensor of the positioning block is matched to realize the positioning of a machine head machining position, and the limiting block is in a right-angle shape and used for assisting in mounting and positioning the workpiece;

the rotary assembly comprises a chassis fixedly connected with the rack, a fixing ring fixedly connected with the chassis and provided with through holes on the circumferential surface, a rotating ring partially penetrating through the inside of the fixing ring and partially positioned on the end surface of the fixing ring, and a driving bevel gear rotationally connected to the through holes, wherein the end surface of the rotating ring positioned in the fixing ring is provided with a gear ring matched with the driving bevel gear, and the rotating driving bevel gear rotates to drive the gear ring and the rotating ring to rotate.

Optimized, aircraft nose lead screw subassembly includes bottom drive division and top layer drive division, the direction of drive of bottom drive division and top layer drive division is to perpendicular and all be on a parallel with the up end of mount table, the bottom drive division is including being fixed in bottom guide rail and bottom motor, sliding connection on the mount table in bottom mounting panel on the bottom guide rail is fixed in bottom nut on the bottom mounting panel, with bottom nut threaded connection's bottom lead screw, the bottom lead screw with the bottom motor is connected with the transmission mutually.

Further, the top layer drive division is including being fixed in top layer guide rail and top layer motor, bottom mounting panel sliding connection on the bottom mounting panel are in on the top layer guide rail, the top layer drive division still including being fixed in top layer nut on the top layer mounting panel, with top layer nut threaded connection's top layer lead screw, the bottom lead screw with top layer motor looks transmission is connected.

Optimized, the aircraft nose include with the aircraft nose main mount pad that the frame is connected, be fixed in aircraft nose leading rail, sliding connection on the aircraft nose main mount pad in aircraft nose main slide board on the aircraft nose leading rail, be fixed in aircraft nose hydro-cylinder on the aircraft nose main slide board the piston rod free end of aircraft nose hydro-cylinder with aircraft nose main mount pad looks fixed connection and install in the vice lifting unit of aircraft nose on the aircraft nose main slide board, aircraft nose main slide board removes along the direction of perpendicular horizontal plane.

Furthermore, the auxiliary head lifting assembly comprises an auxiliary head guide rail fixed on the main head sliding plate, an auxiliary head sliding block slidably connected to the auxiliary head guide rail, an auxiliary head nut fixedly connected to the auxiliary head sliding block, an auxiliary head screw rod rotatably connected to the main head sliding plate and in threaded connection with the auxiliary head nut, and a rotating head fixed on the auxiliary head sliding block, and the positioning sensor is mounted on the rotating head.

Optimized, the swivel becket is located the intra-annular part of solid fixed ring is interior half section, and it is located gu the outer part of solid fixed ring is outer half section, be equipped with the anticreep groove on the global of interior half section, gu on the fixed ring's the outer peripheral face and with the corresponding position in anticreep groove is equipped with the anticreep hole, the downthehole anticreep round pin that is equipped with of anticreep, the anticreep round pin has the part to be located the anticreep inslot.

Further, the anti-drop pin is in threaded connection with the anti-drop hole.

Furthermore, lubricating holes are formed in the splicing surfaces of the fixed ring and the rotating ring, the lubricating holes are communicated with the anti-falling holes, and the axis of each lubricating hole is parallel to the axis of the fixed ring.

Further, a handle is connected to the anti-dropping pin.

The beneficial effects of the utility model reside in that: the utility model discloses a stopper confirms the mounted position of work piece, and positioning sensor and locating piece confirm the relative position of rotating head and work piece, can realize quick location processing, and positioning sensor feeds back in real time and the relative position of locating piece in the course of working, and according to the offset of feedback, aircraft nose lead screw subassembly carries out the readjustment in real time, ensures the machining precision; the angle conversion between the machine head and the rack is realized by utilizing the rotary connection of the fixed disc and the rotating ring, so that the wire cut electrical discharge machine can be suitable for different processing requirements, and the complex operation of repeated clamping is omitted.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the rotating assembly of the present invention;

fig. 3 is a sectional view a-a of fig. 2.

Detailed Description

The invention will be described in detail below with reference to an exemplary embodiment shown in the drawings:

as shown in fig. 1, the piercing machine for processing the minute holes includes a frame 41, a head 42 connected to the frame 41, a mounting table 43, a swivel assembly 33 connected between the frame 41 and the head 42, and a real-time positioning assembly 44 for assisting the positioning of the workpiece.

The real-time positioning assembly 44 comprises a positioning sensor 45 mounted on the lower end face of the machine head 42, a machine head screw rod assembly 46 fixedly mounted on the mounting table 43 and used for adjusting the position of a workpiece on the mounting table 43 in the horizontal direction, a top layer mounting plate 47, a positioning block 48 fixed on the top layer mounting plate 47 and a limiting block 49, the positioning block 48 is matched with the positioning sensor 45 to realize the positioning of the machining position of the machine head 42, and the limiting block 49 is in a right-angle shape and used for assisting the mounting and the positioning of the workpiece. The positioning sensor 45 may be an infrared sensor or a CCD high-definition camera, and when the positioning sensor 45 is a CCD high-definition camera, the positioning block 48 is used as a positioning reference map, and the offset amount is determined according to the image contrast between the time of processing positioning and the time of offset after processing to determine the adjustment amount of the head screw assembly 46, thereby ensuring the processing accuracy.

The head screw rod assembly 46 comprises a bottom driving part and a top driving part, the driving directions of the bottom driving part and the top driving part are perpendicular to each other and are all parallel to the upper end face of the mounting table 43, the bottom driving part comprises a bottom guide rail 40 and a bottom motor 410 which are fixed on the mounting table 43, a bottom mounting plate 411 which is connected to the bottom guide rail 40 in a sliding mode, a bottom nut 412 fixed on the bottom mounting plate 411 and a bottom screw rod 413 in threaded connection with the bottom nut 412, and the bottom screw rod 413 is in transmission connection with the bottom motor 410. The top driving part comprises a top guide rail 414 and a top motor 415 which are fixed on a bottom mounting plate 411, the bottom mounting plate 411 is connected on the top guide rail 414 in a sliding mode, the top driving part further comprises a top nut 416 fixed on the top mounting plate 47 and a top lead screw 417 in threaded connection with the top nut 416, and the bottom lead screw 413 is in transmission connection with the top motor 415.

The head 42 comprises a head main mounting base 418 connected with the frame 41, a head main guide rail 419 fixed on the head main mounting base 418, a head main sliding plate 420 connected with the head main guide rail 419 in a sliding manner, a head cylinder 421 fixed on the head main sliding plate 420, a head sub-lifting assembly arranged on the head main sliding plate 420, and a free end of a piston rod of the head cylinder 421 passes through the head main sliding plate 420 and then is fixedly connected with the head main mounting base 418, wherein the head main sliding plate 420 moves along a direction vertical to a horizontal plane. The head sub-lifting assembly comprises a head sub-guide rail 425 fixed on the head main sliding plate 420, a head sub-sliding block 422 slidably connected on the head sub-guide rail 425, a head sub-nut 422 fixedly connected with the head sub-sliding block 422, a head sub-screw 423 rotatably connected on the head main sliding plate 420 and in threaded connection with the head sub-nut 422, a rotating head 424 fixed on the head sub-sliding block 422, and a positioning sensor 45 mounted on the rotating head 424.

As shown in fig. 2-3, the rotating assembly 33 includes a chassis 331 fixedly connected to the frame 31, a fixing ring 332 fixedly connected to the chassis 331 and having a through hole on a peripheral surface thereof, a rotating ring 333 partially penetrating the fixing ring 332 and partially located on an end surface of the fixing ring 332, and a driving bevel gear 334 rotatably connected to the through hole, wherein the rotating ring 333 is fixedly connected to the main head mounting seat 418, a gear ring 335 matched with the driving bevel gear 334 is disposed on an end surface of the rotating ring 333 located in the fixing ring 332, and the rotating driving bevel gear 334 drives the gear ring 335 and the rotating ring 333 to rotate. The rotating ring 333 is located in the fixed ring 332 is a part of the inner half 337, the fixed ring 332 is located outside the outer half 336, the inner half 337 is provided with a separation preventing groove 338 on the circumferential surface, the fixed ring 332 is provided with a separation preventing hole 339 on the circumferential surface and corresponding to the separation preventing groove 338, a separation preventing pin 3310 is provided in the separation preventing hole 339, and the separation preventing pin 3310 is partially located in the separation preventing groove 338. The escape prevention pin 3310 is threadedly connected to the escape prevention hole 339. The splicing surface of the fixed ring 332 and the rotating ring 333 is provided with a lubricating hole 330, the lubricating hole 330 is communicated with the anti-drop hole 339, and the axis of the lubricating hole 330 is parallel to the axis of the fixed ring 332. The anti-slip pin 3310 is connected to a handle 3311. The handle 3311 is a self-locking handle 3311. The circumference of the fixed disk or the rotating ring 333 is provided with scale lines to display the rotation angle of the handpiece.

The principle of the utility model is as follows: the mounting position of the workpiece is determined through the limiting block 49, the relative position of the rotating head and the workpiece is determined through the positioning sensor and the positioning block 48, rapid positioning machining can be achieved, the relative position of the positioning sensor and the positioning block 48 is fed back in real time in the machining process, and the machine head screw rod assembly 46 is adjusted back in real time according to the fed-back offset, so that machining precision is guaranteed. When the workpiece needs to be obliquely machined, the handle 3311 is rotated to drive the bevel gear 334 to rotate, and the bevel gear 334 drives the rotating ring 333 which is fixed and coaxially connected with the gear ring 335 to rotate, so that the angle adjustment of the main mounting seat 418 (i.e. the machine head) of the machine head is finally realized.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A perforating machine for processing micro-holes comprises a frame, a rotary component, a machine head connected with the frame through the rotary component, and a mounting table, and is characterized in that:

2. The piercing machine for machining minute holes according to claim 1, wherein: aircraft nose lead screw subassembly includes bottom drive division and top layer drive division, the direction of drive of bottom drive division and top layer drive division is to perpendicular and all be on a parallel with the up end of mount table, bottom drive division is including being fixed in bottom guide rail and bottom motor, sliding connection on the mount table in bottom mounting panel on the bottom guide rail is fixed in bottom nut on the bottom mounting panel, with bottom nut threaded connection's bottom lead screw, the bottom lead screw with the bottom motor is connected with the transmission mutually.

3. The piercing machine for machining minute holes according to claim 2, wherein: the top layer drive division including be fixed in top layer guide rail and top layer motor, bottom mounting panel sliding connection on the bottom mounting panel in on the top layer guide rail, the top layer drive division still including be fixed in top layer nut on the top layer mounting panel, with top layer nut threaded connection's top layer lead screw, the bottom lead screw with the top layer motor looks transmission is connected.

4. The piercing machine for machining minute holes according to claim 1, wherein: the aircraft nose include with aircraft nose main mount pad that the frame is connected, be fixed in aircraft nose leading rail, sliding connection in on the aircraft nose leading rail aircraft nose main slide, be fixed in aircraft nose hydro-cylinder on the aircraft nose main slide the piston rod free end of aircraft nose hydro-cylinder with aircraft nose main mount pad looks fixed connection and install in the vice lifting unit of aircraft nose on the aircraft nose main slide, aircraft nose main slide moves along the direction of perpendicular horizontal plane.

5. The piercing machine for machining minute holes according to claim 4, wherein: the auxiliary head lifting assembly comprises an auxiliary head guide rail fixed on the main head sliding plate, an auxiliary head sliding block slidably connected onto the auxiliary head guide rail, an auxiliary head nut fixedly connected with the auxiliary head sliding block, an auxiliary head lead screw rotatably connected onto the main head sliding plate and in threaded connection with the auxiliary head nut, and a rotating head fixed on the auxiliary head sliding block, and the positioning sensor is mounted on the rotating head.

6. The piercing machine for machining minute holes according to claim 1, wherein: the rotating ring is located the part in the fixed ring is interior half section, and it is located the part outside the fixed ring is outer half section, be equipped with the anticreep groove on interior half section global, on the outer peripheral face of fixed ring and with the corresponding position in anticreep groove is equipped with the anticreep hole, the downthehole anticreep round pin that is equipped with of anticreep, the anticreep round pin has the part to be located the anticreep inslot.

7. The piercing machine for machining minute holes as claimed in claim 6, wherein: the anti-drop pin is in threaded connection with the anti-drop hole.

8. The piercing machine for machining minute holes as claimed in claim 6, wherein: and lubricating holes are formed in the splicing surfaces of the fixed ring and the rotating ring, the lubricating holes are communicated with the anti-falling holes, and the axis of each lubricating hole is parallel to the axis of the fixed ring.

9. The piercing machine for machining minute holes as claimed in claim 6, wherein: and a handle is connected to the anti-falling pin.