CN112496148B

CN112496148B - Automatic punching machine for workpiece

Info

Publication number: CN112496148B
Application number: CN202011265793.1A
Authority: CN
Inventors: 李浒; 李伯如; 李伯胜; 李长�
Original assignee: Chuzhou Fudao Precision Machinery Co ltd
Current assignee: Chuzhou Fudao Precision Machinery Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2023-05-30
Anticipated expiration: 2040-11-12
Also published as: CN112496148A

Abstract

The invention relates to the technical field of machining, in particular to an automatic workpiece punching machine which comprises a base, a supporting frame and a punching machine body, wherein the supporting frame is fixedly arranged on the base, the punching machine body is slidably arranged on the supporting frame, the punching machine body comprises a punching machine body and a punching machine head, the punching machine head is fixedly arranged with the punching machine body, the punching machine head comprises a machine head shell, a cavity and a punching cutter, the cavity is arranged in the machine head shell, one end of the punching cutter is clamped in the cavity, a connecting mechanism is arranged between the cavity and the punching cutter, and the connecting mechanism comprises a cutter loading block slidably arranged in the cavity, a plurality of clamping grooves and a plurality of clamping strips matched with the clamping grooves; according to the invention, by arranging the burr trimming mechanism, the burr removing work on the forming position can be realized when the punching work is finished, so that the work of secondary treatment in the later period of manpower is avoided, and the processing period is greatly shortened.

Description

Automatic punching machine for workpiece

Technical Field

The invention relates to the technical field of machining, in particular to an automatic workpiece punching machine.

Background

The punching machine is commonly used for punching work and generally comprises a manipulator, a feeding platform, a punching platform and a discharging platform, so that the feeding, punching and discharging operations of a workpiece are sequentially completed.

In the punching working process of the existing plate, a large amount of burrs are left on the forming hole site, if the burrs are not processed, the later-stage use effect of the plate is greatly affected, and therefore the work of manually carrying out secondary treatment is adopted in the prior art, and the whole processing period is greatly prolonged.

Disclosure of Invention

The invention aims to provide an automatic workpiece punching machine, which solves the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides an automatic piercing press of work piece, includes base, strut and piercing press body, strut fixed mounting is on the base, piercing press body slidable mounting is on the strut, the piercing press body includes piercing press body and piercing press head, piercing press head and piercing press body fixed mounting, the piercing press head includes aircraft nose shell, cavity and piercing press sword, the cavity sets up in the aircraft nose shell, one end card of piercing press sword is established in the cavity, just be equipped with coupling mechanism between cavity and the piercing press sword, coupling mechanism includes that slidable mounting installs the sword piece in the cavity, a plurality of draw-in grooves and a plurality of draw-in strips with draw-in groove matched with, dress sword piece slidable mounting is in the cavity, the draw-in groove circumference is laid in the periphery of piercing press sword, the draw-in strip circumference is laid in dress sword piece and is with dress sword piece sliding fit, still be equipped with the electronic telescopic link that is used for driving the card strip in the dress sword piece, coupling mechanism still includes the trigger unit, be equipped with between base and the aircraft nose.

Still further: the support frame is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, and the sliding block is fixedly arranged with the punching machine body.

Still further: the cutter loading block is connected with the inner wall of the cavity through a spring, and a collision block is arranged between the cutter loading block and the opposite surface of the cavity.

Still further: the trigger unit comprises a plug and a socket, a groove matched with the punching cutter is formed in the cutter loading block, a top plate is elastically connected in the groove, the plug and the socket are respectively and fixedly installed on the top plate and the inner wall of the groove, and the socket is located on the moving path of the plug.

Still further: the burr trimming mechanism comprises two trimming units which are symmetrically arranged along the vertical direction, the two trimming units are respectively arranged on a base and a punching machine head, the trimming units comprise a burr removing plate and a polishing plate, the polishing plate is fixedly arranged on the burr removing plate, a rotating plate which is rotatably arranged on the base is arranged under the burr removing plate, a stepping motor used for driving the rotating plate is arranged in the base, the burr removing plate is slidably inserted on the rotating plate and is elastically connected between the burr removing plate and the rotating plate, a ring plate is rotatably arranged on a machine head shell, the upper side of the burr removing plate is elastically connected between the burr removing plate and the ring plate, magnets are arranged in the burr removing plate, the magnets are attracted with each other, and through holes which are matched are formed in the center positions of the burr removing plate and the polishing plate.

Still further: two groups of clamping mechanisms are symmetrically arranged on two sides of the base.

Still further: the clamping mechanism comprises a side column fixedly arranged on the base, a base plate fixedly arranged on the side column and a clamping plate, wherein the clamping plate is slidably arranged on the side column.

Still further: threaded rod is installed to the side post internal rotation, the one end fixed mounting of threaded rod has the runner, threaded rod runs through splint and screw thread cooperation between the two.

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

1. according to the invention, the punching machine head, the machine head shell, the cavity, the spring, the abutting block, the punching cutter, the cutter loading block, the top plate, the plug, the socket, the electric telescopic rod, the clamping strip, the clamping groove, the stepping motor, the rotating plate, the deburring plate, the polishing plate, the magnet and the annular plate are arranged, the new punching cutter is inserted into the cavity and matched with the groove in the cutter loading block, so that the abutting effect is generated between the punching cutter and the top plate, the plug is driven to move and insert into the socket, the electric telescopic rod is enabled to work in a powered mode, the clamping strip is driven to move and insert into the clamping groove, the punching cutter is fixed, the instability of traditional magnetic attraction type installation is eliminated, the moving sliding block is used for driving the punching machine body to move, when the punching machine head moves a certain distance, the deburring plates on the upper side and the lower side of the plate to be processed are attracted and move in opposite directions and are attached to the plate to be processed, the punching cutter head is buffered and protected through the spring at the moment when the punching is performed, the punching cutter is completed, the polishing cutter head is driven to rotate, the stepping motor is enabled to move and the clamping strip is inserted into the socket, the punching cutter is enabled to move, the punching cutter is driven to move and the clamping strip is fixed, the punching plate is driven to move, the upper and the lower side and the deburring plate is driven to rotate, and the left after the polishing plate is processed, and the plate is driven to rotate, and the left to work is manually.

2. According to the invention, the side posts, the rotating wheels, the base plates, the clamping plates and the threaded rods are arranged, the plate to be processed is placed on the base plates, and the rotating wheels are rotated to drive the threaded rods to rotate, so that the clamping plates slide up and down relative to the side posts under the threaded fit between the threaded rods and the clamping plates, and the clamping work of the plates to be processed with different thicknesses is realized.

Drawings

FIG. 1 is a schematic view of a work piece automatic punching machine;

FIG. 2 is an enlarged partial schematic view of the structure at A in the automatic workpiece punching machine;

FIG. 3 is a schematic view of the structure of a punch head in an automatic workpiece punching machine;

FIG. 4 is an enlarged partial schematic view of the structure at B in the automatic workpiece punching machine;

fig. 5 is an assembly view of a workpiece automatic punch machine transfer plate and a grinding plate.

Reference numerals in the schematic drawings illustrate:

1-base, 2-bracket, 3-punching machine body, 4-punching machine head, 401-machine head shell, 402-cavity, 403-spring, 404-abutting block, 405-punching knife, 406-knife loading block, 407-top plate, 408-plug, 409-socket, 410-electric telescopic rod, 411-clamping strip, 412-clamping groove, 5-stepping motor, 6-rotating plate, 7-dehairing plate, 8-polishing plate, 9-magnet, 10-ring plate, 11-side column, 12-rotating wheel, 13-backing plate, 14-clamping plate, 15-threaded rod, 16-sliding groove and 17-sliding block.

Description of the embodiments

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, based on the embodiments of the present invention are within the scope of the present invention, and the present invention is further described below with reference to the embodiments.

Referring to fig. 1-5, in an embodiment of the present invention, an automatic workpiece punching machine includes a base 1, a support frame 2 and a punching machine body, the support frame 2 is fixedly installed on the base 1, the punching machine body is slidably installed on the support frame 2, the punching machine body includes a punching machine body 3 and a punching machine head 4, the punching machine head 4 is fixedly installed with the punching machine body 3, a chute 16 is provided on the support frame 2, a sliding block 17 is slidably installed in the chute 16, the sliding block 17 is fixedly installed with the punching machine body 3, the punching machine head 4 includes a machine head housing 401, a cavity 402 and a punching cutter 405, the cavity 402 is provided in the machine head housing 401, one end of the punching cutter 405 is clamped in the cavity 402, a connecting mechanism is provided between the cavity 402 and the punching cutter 405, the connecting mechanism includes a mounting cutter block 406 slidably installed in the cavity 402, a plurality of clamping grooves 412 and a plurality of clamping strips 411 matched with the clamping grooves 412, the cutter loading block 406 is slidably arranged in the cavity 402, the cutter loading block 406 is connected with the inner wall of the cavity 402 through a spring 403, a supporting block 404 is arranged between the opposite surfaces of the cutter loading block 406 and the cavity 402 and used for avoiding excessive compression of the spring 403 from being damaged, the clamping groove 412 is circumferentially arranged at the periphery of the punching cutter 405, the clamping strip 411 is circumferentially arranged in the cutter loading block 406 and is in sliding fit with the cutter loading block 406, an electric telescopic rod 410 used for driving the clamping strip 411 is further arranged in the cutter loading block 406, the connecting mechanism further comprises a triggering unit, the triggering unit comprises a plug 408 and a socket 409, a groove matched with the punching cutter 405 is arranged in the cutter loading block 406, a top plate 407 is elastically connected in the groove, the plug 408 and the socket 409 are respectively fixedly arranged on the top plate 407 and the inner wall of the groove, the socket 409 is located the travel path of plug 408, be equipped with deckle edge trimming mechanism between base 1 and the head 4 that punches a hole, deckle edge trimming mechanism includes two trimming units of laying along vertical direction symmetry, and two trimming units lay respectively on base 1 and head 4 that punches a hole, trimming unit includes except that hair 7 and polishing board 8, polishing board 8 fixed mounting is on except that the hair 7, the downside be equipped with the rotating plate 6 of rotation installation on base 1 under except that the hair 7, be equipped with in the base 1 and be used for driving the step motor 5 of rotating plate 6, the downside except that hair 7 slides and inserts and establish on rotating plate 6 and between the two elastic connection, rotate on the aircraft nose shell 401 and install annular plate 10, the upside elastic connection between hair 7 and the annular plate 10, be equipped with magnet 9 in the hair 7, just inhale between the magnet 9, the center position of hair 7 and polishing board 8 all is equipped with the through-hole of looks adaptation.

In the tool changing process, a new punching tool 405 is inserted into the cavity 402 and is matched with the groove in the tool loading block 406, so that a collision effect occurs between the punching tool 405 and the top plate 407, the plug 408 is driven to move and be inserted into the socket 409, the electric telescopic rod 410 is electrified to work, the clamping strip 411 is driven to move and be inserted into the clamping groove 412, the punching tool 405 is fixed, the instability of the traditional magnetic installation is eliminated, the punching machine body is driven to move through the moving sliding block 17, the plate to be machined is subjected to punching machining work, when the punching machine head 4 moves a certain distance, the deburring plates 7 on the upper side and the lower side of the plate to be machined are enabled to attract each other and move oppositely to be attached to the plate to be machined, the punching tool 405 is driven to carry out buffer protection work on the tool bit through the spring 403, the service life of the punching tool is prolonged, the stepping motor 5 is started to rotate, the deburring plates 7 and the rough edges 8 are driven to rotate after the punching work is completed, and the polishing work is avoided to be carried out around the forming hole.

Further, referring to fig. 1, as a preferred embodiment of the present invention, two sets of clamping mechanisms are symmetrically disposed on two sides of the base 1, the clamping mechanisms include a side post 11 fixedly mounted on the base 1, a backing plate 13 fixedly mounted on the side post 11, and a clamping plate 14, the clamping plate 14 is slidably mounted on the side post 11, a threaded rod 15 is rotatably mounted on the side post 11, a rotating wheel 12 is fixedly mounted at one end of the threaded rod 15, and the threaded rod 15 penetrates through the clamping plate 14 and is in threaded fit with the clamping plate 14.

In practical application, the plate to be processed is placed on the base plate 13, and the rotating wheel 12 is rotated to drive the threaded rod 15 to rotate, so that the clamping plate 14 slides up and down relative to the jamb 11 under the threaded fit between the threaded rod 15 and the clamping plate 14, and clamping work of the plate to be processed with different thicknesses is realized.

In combination with the above embodiment, the working principle of the present invention is:

when the invention is used, the plate to be processed is placed on the backing plate 13, the rotating wheel 12 is rotated to drive the threaded rod 15 to rotate, so that the clamping plate 14 slides up and down relative to the side posts 11 under the threaded fit between the threaded rod 15 and the clamping plate 14, clamping work is realized on the plate to be processed with different thicknesses, a new punching cutter 405 is inserted into the cavity 402 and matched with a groove in the cutter loading block 406, so that a collision effect is generated between the plate and the top plate 407, the plug 408 is driven to move and be inserted into the socket 409, the electric telescopic rod 410 is electrified to work, the clamping strip 411 is driven to move and be inserted into the clamping groove 412, the punching cutter 405 is driven to carry out fixed work, the instability of traditional magnetic installation is eliminated, the punching machine body is driven to move through the sliding block 17, the plate to be processed is punched, when the punching machine head 4 moves a certain distance, the rough removing plates 7 on the upper side and the lower side of the plate to be processed are attracted and move in opposite directions and are matched with the plate to be processed, the moment that the plate to be processed is carried out with the top plate to be processed, the punching cutter 405 is driven by the spring 403 to protect the cutter head to move and insert the cutter head to be punched, the rough polishing tape is driven to rotate, the rough polishing surface is driven to finish the plate 8 after the punching is driven to rotate, and the rough polishing work is carried out, and the rough polishing work is finished after the plate is driven to finish the rough polishing work is driven to rotate, and the round the plate is driven to rotate and the round 8 to rotate.

The invention and its embodiments have been described above by way of illustration and not limitation, and the invention is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present invention.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides an automatic punching machine of work piece, includes base (1), strut (2) and punching machine body, its characterized in that, strut (2) fixed mounting is on base (1), punching machine body slidable mounting is on strut (2), the punching machine body includes punching machine body (3) and punching machine head (4), punching machine head (4) and punching machine body (3) fixed mounting, punching machine head (4) include aircraft nose shell (401), cavity (402) and punching blade (405), cavity (402) set up in aircraft nose shell (401), the one end card of punching blade (405) is established in cavity (402), just be equipped with coupling mechanism between cavity (402) and the punching blade (405), coupling mechanism includes dress sword piece (406), a plurality of draw-in grooves (412) and a plurality of draw-in bars (411) that cooperate with draw-in groove (412) of slidable mounting in cavity (402), dress sword piece (406) slidable mounting is in cavity (402), draw-in groove (412) are laid in cavity (401) and are laid in peripheral sword piece (406) and are still laid in peripheral sword piece (411), the connecting mechanism further comprises a triggering unit, and a burr trimming mechanism is arranged between the base (1) and the punching machine head (4);

the cutter loading block (406) is connected with the inner wall of the cavity (402) through a spring (403), and a collision block (404) is arranged between the cutter loading block (406) and the opposite surface of the cavity (402);

the triggering unit comprises a plug (408) and a socket (409), a groove matched with the punching cutter (405) is formed in the cutter loading block (406), a top plate (407) is elastically connected in the groove, the plug (408) and the socket (409) are respectively fixedly installed on the top plate (407) and the inner wall of the groove, and the socket (409) is located on the moving path of the plug (408);

the burr trimming mechanism comprises two trimming units which are symmetrically arranged along the vertical direction, the two trimming units are respectively arranged on a base (1) and a punching machine head (4), each trimming unit comprises a burr removing plate (7) and a polishing plate (8), each polishing plate (8) is fixedly arranged on each burr removing plate (7), a rotating plate (6) which is rotatably arranged on the base (1) is arranged right below each burr removing plate (7), a stepping motor (5) which is used for driving the corresponding rotating plate (6) is arranged in the base (1), each burr removing plate (7) is slidably inserted on the corresponding rotating plate (6) and is elastically connected with the corresponding rotating plate, a ring plate (10) is rotatably arranged on a machine head shell (401), each burr removing plate (7) is elastically connected with the corresponding ring plate (10), a magnet (9) is arranged in each burr removing plate (7), and through holes which are matched with the center positions of the corresponding burr removing plates (7) and the polishing plates (8) are all arranged.

2. The automatic workpiece punching machine according to claim 1, characterized in that a sliding groove (16) is formed in the supporting frame (2), a sliding block (17) is arranged in the sliding groove (16) in a sliding mode, and the sliding block (17) is fixedly arranged with the punching machine body (3).

3. The automatic workpiece punching machine according to claim 1, characterized in that two groups of clamping mechanisms are symmetrically arranged on two sides of the base (1).

4. An automatic workpiece punching machine according to claim 3, characterized in that the clamping mechanism comprises a jamb (11) fixedly mounted on the base (1), a backing plate (13) fixedly mounted on the jamb (11) and a clamping plate (14), the clamping plate (14) being slidably mounted on the jamb (11).

5. The automatic workpiece punching machine according to claim 4, characterized in that a threaded rod (15) is rotatably mounted on the side column (11), a rotating wheel (12) is fixedly mounted at one end of the threaded rod (15), and the threaded rod (15) penetrates through the clamping plate (14) and is in threaded fit with the clamping plate.