阅读说明：本技术 一种可调节冲断机的冲断方法 (Punching method of adjustable punching machine ) 是由 不公告发明人 于 2020-12-01 设计创作，主要内容包括：本发明公开了一种可调节冲断机的冲断方法,属于备料方法领域。机体内部开设有落料腔；第二送料辊可转动地连接至机体,第一竖板的上端固定连接第一支撑板,第一支撑板的上端开设有调节螺纹孔,转轴的下端可转动地连接有连接板,第一滑槽内可滑动地连接有滑板,第一送料辊沿轴线可转动地连接至支撑轴,支撑轴卡接至卡槽,连接板传动连接至滑板；S2：夹紧并补偿送料压力；S3：启动送料装置；S4：物料在下料槽上滑动；S5:启动冲断装置,被冲断的物料在冲击力作用下落入落料腔,转动转轴,转轴带动连接板移动,同步转动的第一齿轮带动滑板移动,可转动的第一齿轮可进行高度补偿,从而调节第一送料辊两端的高度,实现自适应,使送料压力趋于一致。(The invention discloses a punching method of an adjustable punching machine, and belongs to the field of material preparation methods. A blanking cavity is formed in the machine body; the second feeding roller is rotatably connected to the machine body, the upper end of the first vertical plate is fixedly connected with a first supporting plate, the upper end of the first supporting plate is provided with an adjusting threaded hole, the lower end of the rotating shaft is rotatably connected with a connecting plate, a sliding plate is slidably connected in the first sliding groove, the first feeding roller is rotatably connected to a supporting shaft along the axis, the supporting shaft is clamped to the clamping groove, and the connecting plate is in transmission connection with the sliding plate; s2: clamping and compensating the feeding pressure; s3: starting the feeding device; s4: the material slides on the discharging groove; and S5, starting the punching device, enabling the punched materials to fall into the blanking cavity under the action of impact force, rotating the rotating shaft, driving the connecting plate to move by the rotating shaft, driving the sliding plate to move by the first gear which synchronously rotates, and performing height compensation by the rotatable first gear, so that the heights of the two ends of the first feeding roller are adjusted, self-adaptation is realized, and the feeding pressure tends to be consistent.)

1. A punching method of an adjustable punching machine is characterized by comprising the following steps:

s1: preparing a press-cutting machine comprising a machine body (1), a feeding device (2), a press-cutting device (3) and a transmission device (4), wherein:

a blanking cavity (11) is formed in the machine body (1), a blanking groove (14) penetrating through the blanking cavity (11) is formed in the upper end of the machine body (1), the feeding device (2) and the impact breaking device (3) are fixedly connected to the upper end of the machine body (1), the feeding device (2) is located on one side of the blanking groove (14), the impact breaking device (3) is located at the upper end, close to one side of the feeding device (2), of the blanking groove (14), and the feeding device (2) is used for feeding materials between the blanking groove (14) and the impact breaking device (3);

the feeding device (2) comprises a first vertical plate (21), a first supporting plate (22), a rotating shaft (23), a connecting plate (24), a sliding plate (25), a first feeding roller (26) and a second feeding roller (27), wherein the first feeding roller (26) is provided with a first feeding groove (261), the second feeding roller (27) is provided with a second feeding groove (271) corresponding to the first feeding groove (261), the first feeding groove (261) and the second feeding groove (271) are both arc-shaped, the second feeding roller (27) is rotatably connected to the machine body (1), the machine body (1) is provided with a first accommodating groove (15) corresponding to the second feeding roller (27), the first accommodating groove (15) is used for accommodating the second feeding roller (27), and the first vertical plate (21) is fixedly connected to the upper end of the machine body (1) corresponding to the two sides of the second feeding roller (27), the upper end of the first vertical plate (21) is fixedly connected with the first supporting plate (22), the upper end of the first supporting plate (22) is provided with an adjusting threaded hole, the rotating shaft (23) is provided with an external thread and is in threaded connection with the adjusting threaded hole, the lower end of the rotating shaft (23) is rotatably connected with the connecting plate (24), the first vertical plate (21) is provided with a first sliding groove (211), the sliding plate (25) is slidably connected in the first sliding groove (211), the first feeding roller (26) is rotatably connected to a supporting shaft (262) along the axis, the sliding plate (25) is provided with a clamping groove, the supporting shaft (262) is clamped to the clamping groove, and the connecting plate (24) is in transmission connection with the sliding plate (25);

s2: the rotating shaft (23) is rotated, the connecting plate (24) is driven by the rotating shaft (23) to move, the sliding plate (25) is pushed to move through the first gear (242) which synchronously rotates, and after raw materials are contacted with the first feeding groove (261) and the second feeding groove (271), the first gear (242) which synchronously rotates, so that the two sliding plates (25) move in opposite directions, and the feeding pressure is clamped and compensated;

s3: starting the feeding device (2), and feeding the material to be punched into the punching device (3) by the feeding device (2);

s4: the material slides on the blanking groove (14);

and S5, starting the punching device (3), and enabling the punched materials to fall into the blanking cavity (11) under the action of impact force.

2. The punching method of the adjustable punching machine according to claim 1, wherein one end of a supporting spring (251) is fixedly connected to the lower end of the first sliding chute (211), the other end of the supporting spring (251) is fixedly connected to the lower end of the sliding plate (25), one end of the supporting shaft (262) far away from the first feeding roller (26) is hinged to a positioning shaft (262), the positioning shaft (262) is clamped to the clamping groove, a rack groove is formed in the upper end of the sliding plate (25), both sides of the lower end of the connecting plate (24) are fixedly connected with connecting rods (241), the connecting rods (241) are rotatably connected with first gears (242), two first gears (242) are respectively engaged with the rack grooves of the two sliding plates (25), the first gears (242) are coaxially and fixedly connected with a synchronous pulley (243), the two synchronous pulleys (243) are connected through the synchronous belt transmission.

3. The punching method of an adjustable punching machine according to claim 1, characterized in that the punching device (3) comprises a second vertical plate (31), a second supporting plate (32), a stress block (33), a pressing block (34) and a punching knife (35), both sides of the blanking slot (14) at the upper end of the machine body (1) are vertically and fixedly connected with the second vertical plate (31), the upper end of the second vertical plate (31) is fixedly connected with the second supporting plate (32), the upper end of the second supporting plate (32) is fixedly connected with a third vertical plate (321), the third vertical plate (321) is rotatably connected with a turntable (322), the machine body (1) is fixedly connected with a motor (6), the motor (6) is electrically connected with an external power supply, the motor (6) is connected to the turntable (322) through a belt transmission, the second supporting plate (32) is provided with a through groove, a punching rod (332) is connected to the through groove in a sliding manner, a stressed block (33) is fixedly connected to the upper end of the punching rod (332), a third sliding groove (331) is formed in the stressed block (33), a pin shaft (323) is fixedly connected to the rotary disc (322), the pin shaft (323) is connected to the third sliding groove (331) in a sliding manner, a guide block (353) is fixedly connected to a second vertical plate (31) below the punching rod (332), a punching knife (35) is connected to the guide block (353) in a sliding manner, a connecting block (351) is fixedly connected to the upper end of the punching knife (35), a third spring (352) is arranged on the connecting block (351) and the guide block (353), and two ends of the third spring (352) are fixedly connected to the connecting block (351) and the guide block (353) respectively;

a second slide way (311) is formed in the second vertical plate (31), a second sliding block (341) is connected to the second slide way (311) in a sliding manner, a supporting block (342) is fixedly connected to the second sliding block (341), a fourth sliding groove (344) is formed in the supporting block (342), a fourth sliding block (343) is connected to the fourth sliding groove (344) in a sliding manner, a pressing block (34) is fixedly connected to the fourth sliding block (343), the second vertical plate (31) is provided with the transmission device (4), and the transmission device (4) is used for driving the second sliding block (341);

the pressure piece (34) comprises at least a first operating state and a second operating state, wherein:

when the pressing block (34) is in a first working state, the second sliding block (341) is positioned on one side, away from the punching knife, of the second slide way (311) under the action of the transmission device (4), and at the moment, the vertical projection plane of the pressing block (34) is not overlapped with the vertical projection plane of the punching rod (332);

when the pressing block (34) is in a second working state, the second sliding block (341) is positioned on one side, close to the punching knife (35), of the second slide way (311) under the action of the transmission device (4), and at the moment, the vertical projection plane of the pressing block (34) is overlapped with the vertical projection plane of the punching rod (332);

the punching rod (332) comprises at least a third operating condition and a fourth operating condition, wherein:

when the punching rod (332) is in the third working state, the pressing block (34) is in the first working state, the punching rod (332) is in the lowest point position, and the punching rod (332) is not in contact with the connecting block (351);

when the punching rod (332) is in a fourth working state, the pressing block (34) is in a second working state, the punching rod (332) is in the lowest point position, the punching rod (332) is in contact with the pressing block (34), the pressing block (34) is in contact with the connecting block (351), and the lower end of the punching knife (35) is in contact with the upper end of the machine body (1).

4. The punching method of an adjustable punching machine according to claim 3, wherein the transmission device (4) comprises a supporting shaft (41), a positioning block (42), a matching block (43) and a threaded rod (44), the side of the second riser (31) far away from the punching device (3) is rotatably connected with the threaded rod (44) through a supporting seat, one end of the threaded rod (44) is fixedly connected with a handle (441), the matching block (43) is provided with a threaded hole (431), the threaded rod (44) is matched with the threaded hole (431), the matching block (43) is fixedly connected with the supporting shaft (41), the positioning block (42) is rotatably connected to the supporting shaft (41) through a torsion spring, the matching block (43) is fixedly connected with a limiting rod (432), and the limiting rod (432) is used for limiting the rotation of the positioning block (42), the upper end of the positioning block (42) is in transmission connection with the second sliding block (341);

the S5 includes S51, S52, S53, and S54, wherein:

s51: the motor is started, the motor drives the turntable (322) to continuously rotate, the stamping rod (332) is driven to reciprocate up and down through the pin shaft (323), and when the pressing block (34) is located in a first working state, the stamping rod (332) is not in contact with the connecting block (351) in the reciprocating motion process, so that the punching action is not triggered;

s52: the feeding device 2 pushes the material to be punched to the lower end of the positioning block (42), and pushes the positioning block (42) to rotate to the position limited by the limiting rod (432), and the limiting rod (432) prevents the material from continuing to advance, the positioning block (42) pushes the second rack (325) to slide in the second chute (324) through the hinge rod (45), the second rack (325) drives the second gear (46) to rotate, so as to drive the wire take-up roller (461) to rotate, the wire take-up roller (461) emits the rope (462), and after the positioning block (42) passes through the in-place step, the pressing block (34) is moved to a second working state under the traction force of the second spring (346),

s53: when the punching rod (332) moves downwards, the punching rod (332) presses the pressing block (34), the fourth sliding block (343) slides downwards in the fourth sliding groove (344) to compress the first spring (345), the pressing block (34) presses the punching knife (35) to move downwards to the upper end of the machine body (1) to punch the raw materials, the punched materials fall into the blanking cavity (11) under the action of impact force,

s54: punching rod (332) rebound, the lower extreme of gag lever post (432) is losing the material and is supporting the return under the effect of torsional spring, locating piece (42) pass through articulated lever (45) pulling second rack (325) are in slide in second spout (324), second rack (325) drive second gear (46) rotate, thereby drive receive line roller (461) rotate, receive line roller (461) pack up rope (462), make under the traction force of rope (462) briquetting (34) move to first operating condition, under the effect of third spring (352), break-out sword (35) rebound.

5. The punching method of the adjustable punching machine according to claim 4, characterized in that a plurality of blanking chutes (14) and positioning blocks (42) are provided, one ends of the plurality of blanking chutes (14) close to the punching device (3) are communicated with each other, the positioning blocks (42) are in one-to-one correspondence with the blanking chutes (14), a second chute (324) is provided at a position of a lower end of the second supporting plate (32) corresponding to the positioning block (42), a second rack (325) is slidably connected to the second chute (324), a plurality of insertion holes (326) are provided on the second rack (325), one end of a hinge rod (45) is hinged to an upper end of the positioning block (42), a through hole is provided at the other end of the hinge rod (45), a bolt (451) is sleeved in the through hole, and the bolt (451) is matched with any one of the insertion holes (326), a connecting rod is fixedly connected to the second vertical plate (31), a second gear (46) is rotatably connected to a position of the connecting rod corresponding to the second rack (325), a take-up pulley (461) is fixedly connected to one side of the second gear (46), the second gear (46) is meshed with the second rack (325), one end of a rope (462) is fixedly connected to the take-up pulley (461), the other end of the rope (462) is fixedly connected to the pressing block (34), a second spring (346) is arranged in the second slideway (311), two ends of the second spring (346) are respectively fixedly connected to the inner side walls of the second sliding block (341) and the second slideway (311), the positioning block (42) at least comprises a fifth working state and a sixth working state, wherein:

when the positioning block (42) is in a fifth working state, the second rack (325) is positioned at one end of the second sliding chute (324) far away from the pressing block (34), the rope (462) is in a rolling state, and the pressing block (34) is in a first working state;

when the positioning block (42) is in a sixth working state, the second rack (325) is positioned at one end of the second sliding chute (324) close to the pressing block (34), and the pressing block (34) is in a second working state

The step of locating in step S52 is specifically S521:

and S521, pushing the positioning block (42) by a plurality of raw materials, shifting the raw materials to correspond to the positioning block (42), and moving the pressing block (34) to a second working state under the traction force of the second spring (346) after all the wire take-up rollers (461) release the rope (462).

6. The method of claim 1, wherein a second receiving groove (16) is formed in the upper end of the machine body (1), the second receiving groove (16) is rotatably connected with a guide roller (7), and the upper end of the guide roller (7) is flush with the upper end of the machine body (1).

7. A method as claimed in claim 6, characterized in that the receiving groove (16) is located on the side of the blanking device (3) remote from the feed device (2).

Technical Field

The invention relates to the field of material preparation methods, in particular to a punching method of an adjustable punching machine.

Background

The punching device is one of common devices in the field of machining, is mainly used for cutting and preparing long-strip raw materials and is an initial machining procedure in the machining process, and the traditional raw material preparation method is that a punching machine is used for punching, and the punched materials fall into a material collecting frame and are removed by personnel; due to the fact that the surface of the raw material is not flat, the clamping force of a common friction wheel feeding roller is not uniform when the friction wheel feeding roller clamps a raw material workpiece, the surface of the friction wheel is easily damaged, and conveying and feeding of the raw material are affected.

There is therefore a need for an adjustable blanking machine that facilitates adjustment of the conveying clamping force.

Disclosure of Invention

The invention provides a punching method of an adjustable punching machine, which can solve the problem that the conveying clamping force in the prior art cannot be self-adaptive.

A punching method of an adjustable punching machine comprises the following steps:

s1: preparing a punching machine, wherein the punching machine comprises a machine body, a feeding device, a punching device and a transmission device, and the punching machine comprises:

a blanking cavity is formed in the machine body, a blanking groove penetrating through the blanking cavity is formed in the upper end of the machine body, the feeding device and the impact breaking device are fixedly connected to the upper end of the machine body, the feeding device is located on one side of the blanking groove, the impact breaking device is located on the upper end of the blanking groove close to one side of the feeding device, and the feeding device is used for feeding materials between the blanking groove and the impact breaking device;

the feeding device comprises a first vertical plate, a first supporting plate, a rotating shaft, a connecting plate, a sliding plate, a first feeding roller and a second feeding roller, wherein the first feeding roller is provided with a first feeding groove, the second feeding roller is provided with a second feeding groove corresponding to the first feeding groove, the first feeding groove and the second feeding groove are both arc-shaped, the second feeding roller is rotatably connected to the machine body, the machine body is provided with a first accommodating groove corresponding to the second feeding roller, the first accommodating groove is used for accommodating the second feeding roller, the upper end of the machine body is fixedly connected with the first vertical plate corresponding to the two sides of the second feeding roller, the upper end of the first vertical plate is fixedly connected with the first supporting plate, the upper end of the first supporting plate is provided with an adjusting threaded hole, the rotating shaft is provided with external threads and is in threaded connection with the adjusting threaded hole, the lower end of the rotating shaft is rotatably connected with the connecting plate, the first vertical plate is provided with a first sliding groove, the sliding plate is slidably connected in the first sliding groove, the first feeding roller is rotatably connected to a supporting shaft along the axis, the sliding plate is provided with a clamping groove, the supporting shaft is clamped to the clamping groove, and the connecting plate is in transmission connection with the sliding plate;

s2: the rotating shaft is rotated to drive the connecting plate to move, the sliding plates are pushed to move through the first gear which rotates synchronously, and after raw materials are contacted with the first feeding groove and the second feeding groove, the first gear which rotates synchronously, so that the two sliding plates move in opposite directions, and the feeding pressure is clamped and compensated;

s3: starting the feeding device, and feeding the material to be punched into the punching device by the feeding device;

s4: the material slides on the blanking groove;

and S5, starting the punching device, and enabling the punched materials to fall into the blanking cavity under the action of impact force.

Further, the lower extreme fixedly connected with supporting spring's of first spout one end, supporting spring's other end fixed connection to the lower extreme of slide, the back shaft is kept away from the one end of first feed roll articulates there is the location axle, the location axle joint to the draw-in groove, rack groove has been seted up to the upper end of slide, the equal fixedly connected with connecting rod in lower extreme both sides of connecting plate, the connecting rod all rotationally is connected with first gear, two first gear respectively with two the rack groove meshing of slide, the coaxial fixedly connected with synchronous pulley of first gear, two synchronous pulley passes through synchronous belt drive connects.

Further, the punching device comprises a second vertical plate, a second supporting plate, a stress block, a pressing block and a punching cutter, wherein the two sides of the blanking groove at the upper end of the machine body are vertically and fixedly connected with the second vertical plate, the upper end of the second vertical plate is fixedly connected with the second supporting plate, the upper end of the second supporting plate is fixedly connected with a third vertical plate, the third vertical plate is rotatably connected with a rotary table, the machine body is fixedly connected with a motor, the motor is electrically connected with an external power supply, the motor is connected to the rotary table through a belt in a transmission manner, the second supporting plate is provided with a through groove, the through groove is slidably connected with a punching rod, the upper end of the punching rod is fixedly connected with the stress block, the stress block is provided with a third sliding groove, the rotary table is fixedly connected with a pin shaft, and the pin shaft is slidably, a guide block is fixedly connected to the second vertical plate below the stamping rod, a stamping knife is connected to the inside of the guide block in a sliding manner, a connecting block is fixedly connected to the upper end of the stamping knife, a third spring is arranged on the connecting block and the guide block, and two ends of the third spring are fixedly connected to the connecting block and the guide block respectively;

a second slide way is formed in the second vertical plate, the second slide way is slidably connected with a second slide block, a supporting block is fixedly connected to the second slide block, a fourth slide groove is formed in the supporting block, a fourth slide block is slidably connected into the fourth slide groove, a pressing block is fixedly connected to the fourth slide block, the second vertical plate is provided with the transmission device, and the transmission device is used for driving the second slide block;

the briquetting includes first operating condition and second operating condition at least, wherein:

when the pressing block is in a first working state, the second sliding block is positioned on one side, away from the punching knife, of the second slide way under the action of the transmission device, and at the moment, the vertical projection surface of the pressing block is not overlapped with the vertical projection surface of the punching rod;

when the pressing block is in a second working state, the second sliding block is positioned on one side, close to the punching knife, of the second slide way under the action of the transmission device, and at the moment, the vertical projection surface of the pressing block is overlapped with the vertical projection surface of the punching rod;

the stamping rod at least comprises a third working state and a fourth working state, wherein:

when the stamping rod is in a third working state, the pressing block is in a first working state, the stamping rod is in the lowest point position, and the stamping rod is not in contact with the connecting block at the moment;

when the stamping rod is in a fourth working state, the pressing block is in a second working state, the stamping rod is in the lowest point position, the stamping rod is in contact with the pressing block, the pressing block is in contact with the connecting block, and the lower end of the punching knife is in contact with the upper end of the machine body.

Furthermore, the transmission device comprises a supporting shaft, a positioning block, a matching block and a threaded rod, one side, away from the impact breaking device, of the second vertical plate is rotatably connected with the threaded rod through a supporting seat, one end of the threaded rod is fixedly connected with a handle, a threaded hole is formed in the matching block, the threaded rod is matched with the threaded hole, the matching block is fixedly connected with the supporting shaft, the positioning block is rotatably connected to the supporting shaft through a torsion spring, a limiting rod is fixedly connected to the matching block and used for limiting the rotation of the positioning block, and the upper end of the positioning block is connected to the second sliding block in a transmission manner;

the S5 includes S51, S52, S53, and S54, wherein:

s51: the motor is started, the motor drives the rotary table to continuously rotate, the stamping rod is driven to reciprocate up and down through the pin shaft, and the stamping rod is not contacted with the connecting block in the reciprocating motion process when the pressing block is in a first working state, so that the punching action is not triggered;

s52: the feeding device 2 pushes the material to be punched to the lower end of the positioning block, pushes the positioning block to rotate to the limit position of the limiting rod, and the limiting rod prevents the material from continuously advancing, the positioning block pushes the second rack to slide in the second chute through the hinge rod, the second rack drives the second gear to rotate, so as to drive the take-up roller to rotate, the take-up roller emits the rope, and when the positioning block passes through the in-place step, the pressing block is moved to a second working state under the traction force of the second spring,

s53: when the stamping rod moves downwards, the stamping rod presses the pressing block, the fourth sliding block slides downwards in the fourth sliding groove to compress the first spring, the pressing block presses the stamping knife to move downwards to the upper end of the machine body to stamp the raw materials, the stamped materials fall into the blanking cavity under the action of impact force,

s54: stamping rod rebound, the lower extreme of gag lever post is losing the material and is supporting the return under the effect of torsional spring, the locating piece passes through the hinge rod pulling the second rack is in slide in the second spout, the second rack moves second gear revolve, thereby drive receive the line roller and rotate, receive the line roller and pack up the rope make under the traction force of rope the briquetting removes to first operating condition under the effect of third spring, the breaking knife rebound.

Furthermore, the blanking grooves and the positioning blocks are respectively provided with a plurality of blanking grooves, one ends of the plurality of blanking grooves close to the punching device are communicated with each other, the positioning blocks are in one-to-one correspondence with the blanking grooves, the lower end of the second supporting plate is provided with a second sliding groove corresponding to the positioning blocks, the second sliding groove is connected with a second rack in a sliding manner, the second rack is provided with a plurality of jacks, the upper end of the positioning block is hinged with one end of a hinged rod, the other end of the hinged rod is provided with a through hole, a bolt is sleeved in the through hole and matched with any one of the jacks, the second vertical plate is fixedly connected with a connecting rod, the position of the connecting rod corresponding to the second rack is rotatably connected with a second gear, one side of the second gear is fixedly connected with a take-up pulley, and the second gear is meshed with the second, one end of a rope is fixedly connected to the take-up pulley, the other end of the rope is fixedly connected to the pressing block, a second spring is arranged in the second slide way, two ends of the second spring are respectively fixedly connected to the second sliding block and the inner side wall of the second slide way, and the positioning block at least comprises a fifth working state and a sixth working state, wherein:

when the positioning block is in a fifth working state, the second rack is positioned at one end, away from the pressing block, of the second sliding chute, the rope is in a rolling state, and the pressing block is in a first working state;

when the positioning block is in a sixth working state, the second rack is positioned at one end, close to the pressing block, of the second sliding chute, and the pressing block is in a second working state;

the step of locating in step S52 is specifically S521:

and S521, pushing the positioning blocks by a plurality of raw materials, shifting the raw materials to correspond to the positioning blocks, and moving the pressing block to a second working state under the traction force of the second spring after all the take-up rollers release the ropes.

Further, a second holding tank is arranged at the upper end of the machine body and rotatably connected with a guide roller, and the upper end of the guide roller is flush with the upper end of the machine body.

Furthermore, the holding tank is located the one side that the material feeding unit is kept away from to the device that breaks.

Has the advantages that: the rotating shaft is rotated to drive the connecting plate to move, the first gear which synchronously rotates drives the sliding plate to move, and the rotatable first gear can perform height compensation, so that the heights of the two ends of the first feeding roller are adjusted, self-adaption is realized, and feeding pressure tends to be consistent.

Drawings

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

FIG. 2 is a schematic view of a connection relationship between a first feed roller, a second feed roller and a sliding plate in the punching method of the adjustable punching machine provided by the invention;

FIG. 3 is a schematic view of a connection relationship between a pressing block, a second sliding block and a supporting block in the punching method of the adjustable punching machine provided by the invention;

FIG. 4 is a schematic view of the connection relationship between the support shaft, the positioning block and the mating block in the punching method of the adjustable punching machine according to the present invention;

FIG. 5 is an enlarged view of a portion of the structure at A in FIG. 1;

FIG. 6 is an enlarged view of a portion of the structure at C in FIG. 1;

FIG. 7 is an enlarged view of a portion of the structure shown at D in FIG. 1;

fig. 8 is a schematic cross-sectional view at E-E in fig. 5.

Description of reference numerals:

1-machine body, 11-blanking cavity, 14-blanking groove, 15-first holding groove, 16-second holding groove, 2-feeding device, 21-first vertical plate, 211-first sliding groove, 22-first supporting plate, 23-rotating shaft, 24-connecting plate, 241-connecting rod, 242-first gear, 243-synchronous pulley, 25-first rack, 251-supporting spring, 26-first feeding roller, 261-first feeding groove, 262-supporting shaft, 27-second feeding roller, 271-second feeding groove, 3-punching device, 31-second vertical plate, 311-second sliding groove, 32-second supporting plate, 321-third vertical plate, 322-rotating disc, 323-pin shaft, 324-second sliding groove, 325-second rack, 326-jack, 33-stress block, 331-third sliding chute, 332-punching rod, 34-pressing block, 341-second sliding block, 342-supporting block, 343-fourth sliding block, 344-fourth sliding chute, 345-first spring, 346-second spring, 35-punching cutter, 351-connecting block, 352-third spring, 353-guiding block, 4-transmission device, 41-supporting shaft, 42-positioning block, 43-matching block, 431-matching hole, 432-limiting rod, 44-threaded rod, 441-handle, 45-hinged rod, 451-bolt, 46-second gear, 461-take-up roller, 462-rope, 6-motor and 7-guiding roller.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

Specific example 1:

as shown in fig. 1 to 8, a method for punching an adjustable punching machine according to an embodiment of the present invention includes the following steps:

s1: preparing a punching machine, wherein the punching machine comprises a machine body 1, a feeding device 2, a punching device 3 and a transmission device 4, wherein:

a blanking cavity 11 is formed in the machine body 1, a blanking groove 14 penetrating through the blanking cavity 11 is formed in the upper end of the machine body 1, a feeding device 2 and a punching device 3 are fixedly connected to the upper end of the machine body 1, the feeding device 2 is located on one side of the blanking groove 14, the punching device 3 is located at the upper end of the blanking groove 14 close to one side of the feeding device 2, and the feeding device 2 is used for feeding materials into a space between the blanking groove 14 and the punching device 3;

the feeding device 2 comprises a first vertical plate 21, a first supporting plate 22, a rotating shaft 23, a connecting plate 24, a sliding plate 25, a first feeding roller 26 and a second feeding roller 27, wherein the first feeding roller 26 is provided with a first feeding groove 261, the position of the second feeding roller 27 corresponding to the first feeding groove 261 is provided with a second feeding groove 271, the first feeding groove 261 and the second feeding groove 271 are both arc-shaped, the second feeding roller 27 is rotatably connected to the machine body 1, the machine body 1 is provided with a first accommodating groove 15 corresponding to the position of the second feeding roller 27, the first accommodating groove 15 is used for accommodating the second feeding roller 27, the positions of the upper end of the machine body 1 corresponding to the two sides of the second feeding roller 27 are both fixedly connected with the first vertical plate 21, the upper end of the first vertical plate 21 is fixedly connected with the first supporting plate 22, the upper end of the first supporting plate 22 is provided with an adjusting threaded hole, the rotating shaft 23 is provided with external threads and is in threaded connection with the, the first vertical plate 21 is provided with a first sliding groove 211, a sliding plate 25 is connected in the first sliding groove 211 in a sliding manner, the first feeding roller 26 is rotatably connected to a supporting shaft 262 along the axis, the sliding plate 25 is provided with a clamping groove, the supporting shaft 262 is clamped to the clamping groove, and the connecting plate 24 is in transmission connection with the sliding plate 25;

a second accommodating groove 16 is formed in the upper end of the machine body 1, the second accommodating groove 16 is rotatably connected with a guide roller 7, the upper end of the guide roller 7 is flush with the upper end of the machine body 1, and the accommodating groove 16 is located on one side, far away from the feeding device 2, of the impact breaking device 3;

the lower end of the first chute 211 is fixedly connected with one end of a supporting spring 251, the other end of the supporting spring 251 is fixedly connected to the lower end of the sliding plate 25, one end, away from the first feeding roller 26, of the supporting shaft 262 is hinged with a positioning shaft 262, the positioning shaft 262 is clamped to the clamping groove, the upper end of the sliding plate 25 is provided with a rack groove, two sides of the lower end of the connecting plate 24 are fixedly connected with connecting rods 241, the connecting rods 241 are rotatably connected with first gears 242, the two first gears 242 are respectively engaged with the rack grooves of the two sliding plates 25, the first gears 242 are coaxially and fixedly connected with synchronous belt pulleys 243, and the two synchronous belt pulleys 243;

s2: the rotating shaft 23 is rotated, the rotating shaft 23 drives the connecting plate 24 to move, the sliding plate 25 is pushed to move through the first gear 242 which synchronously rotates, and after the raw material is contacted with the first feeding groove 261 and the second feeding groove 271, the first gear 242 which synchronously rotates, so that the two sliding plates 25 move in opposite directions, and the feeding pressure is clamped and compensated;

s3: starting the feeding device 2, and feeding the material to be punched into the punching device 3 by the feeding device 2;

s4: the material slides on the blanking groove 14;

and S5, starting the punching device 3, and allowing the punched materials to fall into the blanking cavity 11 under the action of impact force.

During the use, the rotating shaft 23 is rotated, the rotating shaft 23 drives the connecting plate 24 to move, the first gear 242 synchronously rotating through the synchronous belt pulley 243 pushes the sliding plate 25 to move, raw materials are contacted at the first feeding groove 261 and the second feeding groove 271, the first gear 242 synchronously rotating synchronously, so that the two sliding plates 25 move in opposite directions, the compensation of feeding pressure is realized, in the continuous feeding process, when the raw materials with uneven surfaces are encountered, the compensation of pressure can be realized in the same way, the damage to the first feeding roller 26 and the second feeding roller 27 caused by overlarge pressure is prevented, and the first feeding groove 261 and the second feeding groove 271 are fixedly connected with an anti-abrasion ceramic layer.

Specific example 2:

in embodiment 1, since the length of the punching material is not adjustable, in order to adjust the length of the material, on the basis of embodiment 2, as shown in fig. 1 to 7, the punching device 3 in this embodiment includes a second vertical plate 31, a second supporting plate 32, a stress block 33, a pressing block 34 and a punching knife 35, both sides of the discharging chute 14 at the upper end of the machine body 1 are vertically and fixedly connected with the second vertical plate 31, the upper end of the second vertical plate 31 is fixedly connected with the second supporting plate 32, the upper end of the second supporting plate 32 is fixedly connected with a third vertical plate 321, the third vertical plate 321 is rotatably connected with a rotating disc 322, the machine body 1 is fixedly connected with a motor, the motor is electrically connected with an external power supply, the motor is connected to the rotating disc 322 through belt transmission, the second supporting plate 32 is provided with a through groove, the through groove is slidably connected with a punching rod 332, the upper end of the punching, a third sliding groove 331 is formed in the stress block 33, a pin shaft 323 is fixedly connected to the rotary disc 322, the pin shaft 323 is slidably connected to the third sliding groove 331, a guide block 353 is fixedly connected to the second vertical plate 31 below the punching rod 332, a punching knife 35 is slidably connected to the guide block 353, a connecting block 351 is fixedly connected to the upper end of the punching knife 35, a third spring 352 is arranged on the connecting block 351 and the guide block 353, and two ends of the third spring 352 are fixedly connected to the connecting block 351 and the guide block 353 respectively;

a second slide way 311 is formed in the second vertical plate 31, the second slide way 311 is slidably connected with a second slide block 341, the second slide block 341 is fixedly connected with a supporting block 342, the supporting block 342 is provided with a fourth slide groove 344, a fourth slide block 343 is slidably connected in the fourth slide groove 344, the fourth slide block 343 is fixedly connected with a press block 34, the second vertical plate 31 is provided with a transmission device 4, and the transmission device 4 is used for driving the second slide block 341;

the pressure piece 34 comprises at least a first operating state and a second operating state, wherein:

when the pressing block 34 is in the first working state, the second sliding block 341 is positioned on one side of the second slideway 311 far away from the punching knife under the action of the transmission device 4, and at this time, the vertical projection plane of the pressing block 34 is not overlapped with the vertical projection plane of the punching rod 332;

when the pressing block 34 is in the second working state, the second sliding block 341 is positioned on one side of the second slideway 311 close to the punching knife 35 under the action of the transmission device 4, and at this time, the vertical projection plane of the pressing block 34 is overlapped with the vertical projection plane of the punching rod 332;

the punching rod 332 comprises at least a third operating condition and a fourth operating condition, wherein:

when the stamping rod 332 is in the third working state, the pressing block 34 is in the first working state, the stamping rod 332 is at the lowest point position, and at the moment, the stamping rod 332 is not in contact with the connecting block 351;

when the punching rod 332 is in the fourth working state, the pressing block 34 is in the second working state, the punching rod 332 is in the lowest point position, at this time, the punching rod 332 contacts with the pressing block 34, the pressing block 34 contacts with the connecting block 351, and the lower end of the punching knife 35 contacts with the upper end of the machine body 1.

The transmission device 4 comprises a supporting shaft 41, a positioning block 42, a matching block 43 and a threaded rod 44, one side, far away from the impact breaking device 3, of the second vertical plate 31 is rotatably connected with the threaded rod 44 through a supporting seat, one end of the threaded rod 44 is fixedly connected with a handle 441, the matching block 43 is provided with a threaded hole 431, the threaded rod 44 is matched with the threaded hole 431, the matching block 43 is fixedly connected with the supporting shaft 41, the positioning block 42 is rotatably connected to the supporting shaft 41 through a torsional spring, the matching block 43 is fixedly connected with a limiting rod 432, the limiting rod 432 is used for limiting rotation of the positioning block 42, and the upper end of the;

s5 includes S51, S52, S53 and S54, wherein:

s51: the motor is started, the motor drives the turntable 322 to continuously rotate, the stamping rod 332 is driven to reciprocate up and down through the pin shaft 323, and when the pressing block 34 is in the first working state, the stamping rod 332 is not in contact with the connecting block 351 in the reciprocating motion process, so that the punching action is not triggered;

s52: the feeding device 2 pushes the material to be punched to the lower end of the positioning block 42, and pushes the positioning block 42 to rotate to the position of the limiting rod 432, and the limiting rod 432 prevents the material from going forward, the positioning block 42 pushes the second rack 325 to slide in the second chute 324 through the hinge rod 45, the second rack 325 drives the second gear 46 to rotate, so as to drive the wire take-up roller 461 to rotate, the wire take-up roller 461 releases the rope 462, after the positioning block 42 passes through the in-place step, the pressing block 34 is moved to the second working state under the traction force of the second spring 346,

s53: when the punching rod 332 moves downwards, the punching rod 332 presses the pressing block 34, the fourth sliding block 343 slides downwards in the fourth sliding groove 344, the first spring 345 is compressed, the pressing block 34 presses the punching knife 35 to move downwards to the upper end of the machine body 1, the raw material is punched, the punched material falls into the blanking cavity 11 under the action of impact force,

s54: the punching rod 332 moves upwards, the lower end of the limiting rod 432 returns under the action of losing the material support under the torsion spring, the positioning block 42 pulls the second rack 325 to slide in the second chute 324 through the hinge rod 45, the second rack 325 drives the second gear 46 to rotate, so as to drive the wire take-up roller 461 to rotate, the wire take-up roller 461 takes up the rope 462, the pressing block 34 is moved to the first working state under the traction force of the rope 462, and the breaking knife 35 moves upwards under the action of the third spring 352.

Before use, the device is in an initial state, at the moment, the pressing block 34 is in a first working state, the motor is started, the motor drives the turntable 322 to continuously rotate, the punching rod 332 is driven to reciprocate up and down through the pin shaft 323, the punching rod 332 does not contact with the connecting block 351 in the reciprocating process when the pressing block 34 is in the first working state, the punching action is not triggered, the feeding device 2 pushes the material to be punched to the lower end of the positioning block 42 and pushes the positioning block 42 to rotate to the limit position of the limiting rod 432, the limiting rod 432 prevents the material from continuing to advance, the positioning block 42 pushes the second rack 325 to slide in the second sliding groove 324 through the hinge rod 45, the second rack 325 drives the second gear 46 to rotate, the wire take-up roller 461 is driven to rotate, the wire take-up roller 461 releases the rope 462, the pressing block 34 is moved to the second working state under the traction force of the second spring 346, and when the punching rod 332 moves downwards, the fourth slider 343 slides downwards in the fourth chute 344 to compress the first spring 345, the press block 34 presses the punching knife 35 to move downwards to the upper end of the machine body 1, the raw material is punched, the punched material falls into the blanking cavity 11 under the action of impact force, the punching rod 332 moves upwards, the lower end of the limiting rod 432 returns under the action of losing material support and under the action of the torsion spring, the positioning block 42 pulls the second rack 325 to slide in the second chute 324 through the hinge rod 45, the second rack 325 drives the second gear 46 to rotate, so as to drive the wire take-up roller 461 to rotate, the wire take-up roller 461 takes up the rope 462, the press block 34 is moved to the first working state under the traction force of the rope 462, and the punching knife 35 moves upwards under the action of the third spring 352, so as to complete the punching action;

when the length of the impact is required to be adjusted, the handle 441 is rotated to drive the threaded rod 44 to rotate and drive the matching block 43 to move, so that the positioning block 42 moves to complete the adjustment of the length of the impact.

Specific example 3:

in embodiment 2, since the utilization rate of the punching force is low, only one raw material can be punched at the same time, and in order to improve the efficiency and realize the simultaneous punching of multiple raw materials, on the basis of embodiment 2, as shown in fig. 1 to 7, in this embodiment, there are multiple discharging troughs 14 and positioning blocks 42, one ends of the multiple discharging troughs 14 close to the punching device 3 are communicated with each other, the positioning blocks 42 are in one-to-one correspondence with the discharging troughs 14, a second sliding chute 324 is formed at the lower end of the second supporting plate 32 corresponding to the positioning block 42, a second sliding chute 324 is slidably connected with a second rack 325, a plurality of insertion holes 326 are formed on the second rack 325, one end of a hinge rod 45 is hinged to the upper end of the positioning block 42, a through hole is formed at the other end of the hinge rod 45, a bolt 451 is sleeved in the through hole, the bolt 451 is matched with any one insertion hole 326, the connecting rod is rotatably connected with a second gear 46 corresponding to the position of the second rack 325, one side of the second gear 46 is fixedly connected with a take-up pulley 461, the second gear 46 is meshed with the second rack 325, one end of a rope 462 is fixedly connected to the take-up pulley 461, the other end of the rope 462 is fixedly connected to the pressing block 34, a second spring 346 is arranged in the second slideway 311, two ends of the second spring 346 are respectively and fixedly connected to the inner side walls of the second slider 341 and the second slideway 311, and the positioning block 42 at least comprises a fifth working state and a sixth working state, wherein:

when the positioning block 42 is in the fifth working state, the second rack 325 is located at one end of the second chute 324 far away from the pressing block 34, the rope 462 is in the winding state, and the pressing block 34 is in the first working state;

when the positioning block 42 is in the sixth working state, the second rack 325 is located at one end of the second chute 324 close to the pressing block 34, and the pressing block 34 is in the second working state;

the step of locating in step S52 is specifically S521:

and S521, pushing the positioning block 42 by a plurality of raw materials, shifting the raw materials to the corresponding positioning block 42, and moving the pressing block 34 to the second working state under the traction force of the second spring 346 after all the wire-collecting rollers 461 release the ropes 462.

When the device is used, the raw materials push the positioning blocks 42, and only when all the raw materials are shifted to the corresponding positioning blocks 42 and all the wire take-up rollers 461 release the ropes 462, the pressing block 34 can be moved to the second working state under the traction force of the second spring 346, and the mechanical logic and gates are used to make the punching lengths of the raw materials consistent.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.