CN113714411B

CN113714411B - Multi-station high-speed carrying device for stamping line

Info

Publication number: CN113714411B
Application number: CN202111007174.7A
Authority: CN
Inventors: 赵华
Original assignee: Jiangsu Xingforging Intelligent Equipment Technology Co ltd
Current assignee: Jiangsu Xingforging Intelligent Equipment Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2023-05-09
Anticipated expiration: 2041-08-30
Also published as: CN113714411A

Abstract

The invention relates to the field of multi-station stamping dies, in particular to a multi-station high-speed carrying device for stamping lines, which comprises a multi-station stamping table, a distributing device and a sucking device, wherein the distributing device and the sucking device are arranged on the multi-station stamping table, the distributing device is used for separating plate-shaped parts to be sucked from plate-shaped parts which are not sucked according to the quantity of the plate-shaped parts sucked by the sucking device, the distributing device comprises a conveying frame, a distributing plate arranged at the top of the conveying frame, a stacking frame and a jacking cylinder which is arranged on the conveying frame and is positioned under the stacking frame.

Description

Multi-station high-speed carrying device for stamping line

Technical Field

The invention relates to the field of multi-station stamping dies, in particular to a multi-station high-speed conveying device for stamping lines.

Background

The stamping line is a stamping production line, and is used for stamping thin metal parts, and in the current batch production process of stamped products, the plate-shaped parts are usually amplified on stamping dies of a plurality of stations manually, so that the labor intensity of workers is increased during production, and the production efficiency is lower.

The in-mold transfer manipulator device of the currently disclosed China patent CN201610747465.2 multi-station stamping die comprises a manipulator device arranged between adjacent stations of the multi-station stamping die, the manipulator device comprises a manipulator arm, an absorbing piece is arranged on the manipulator arm, the manipulator arm is supported on a moving plate I, the moving plate I is movably supported on a bracket through a transverse linear guide pair, the moving plate I is connected with a piston rod of a transverse cylinder I, the bracket is movably supported on a lower die fixing frame of the multi-station stamping die through a ball screw pair and a longitudinal linear guide pair, the ball screw pair is driven by a servo motor, at least three vertical guide posts are fixedly arranged on the moving plate I, the moving plate II is provided with a through hole for the vertical guide posts to slidably pass through, the moving plate II is slidably supported on the moving plate I, the manipulator arm is fixedly arranged on the moving plate II, an inclined wedge is fixedly connected with the piston rod of the transverse cylinder II, the driving block is provided with an inclined plane matched with the inclined plane of the inclined wedge, one side of the inclined cylinder II, which is close to the inner wall of the transverse limiting groove, and the moving plate I is fixedly supported on the bracket.

According to the above patent, the parts are sucked by driving the suction member to move up and down by the cooperation of the driving block and the cam, but the cost is increased by simultaneously sucking a plurality of parts by a plurality of manipulator devices, and the problem of sucking a plurality of parts cannot be solved even when the parts are simultaneously sucked, so that there is a need for a conveying device capable of sucking a plurality of parts by only one manipulator and controlling the number of sucked parts.

Disclosure of Invention

For solving the technical problem, a multistation high-speed handling device for punching line is provided, and this application has realized also can not appear inhaling the condition that more inhale less to the in-process of a plurality of plate-shaped parts transport simultaneously through the cooperation between feed divider and the suction device, has improved the machining efficiency to batch plate-shaped parts, has reduced workman's intensity of labour.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the invention provides a multi-station high-speed carrying device for a stamping line, which comprises a multi-station stamping table, a material distributing device and a material absorbing device, wherein the material distributing device and the material absorbing device are arranged on the multi-station stamping table, the material distributing device is used for separating plate-shaped parts to be absorbed and plate-shaped parts not absorbed according to the number of the plate-shaped parts absorbed by the material absorbing device, and the material distributing device comprises a conveying frame, a material distributing plate arranged at the top of the conveying frame, a material stacking frame and a jacking cylinder arranged on the conveying frame and positioned right below the material stacking frame.

Preferably, the carriage is rectangular frame structure, and the length direction of carriage is perpendicular to the arrangement direction of a plurality of punching stations of multistation punching press platform, and the top of carriage is equipped with a first linear drive, has the slider along the length direction horizontal migration of carriage on this first linear drive, and the one end of dividing the flitch is fixed in on the slider to the slider deviates from the one end of dividing the flitch still is equipped with an induction block, and the distance sensor of an output end pair induction block is still installed to the tip of carriage.

Preferably, the distributing plate is of a long strip plate structure, the length direction of the distributing plate is parallel to the length direction of the conveying frame, a plurality of placing ports are formed in the distributing plate at equal intervals along the length direction of the distributing plate, a strip-shaped port is formed in the distributing plate in a penetrating mode along the length direction of the distributing plate, the strip-shaped port is communicated with the plurality of placing ports, and the width of the strip-shaped port is smaller than the side length of the placing port.

Preferably, the stacker crane is fixedly arranged at one end of the top of the conveyor crane far away from the distance sensor, a stacker crane is provided with a stacker crane opening with the same size as the placement opening, a gap for the material distributing plate to pass through is reserved between the bottom of the stacker crane and the top of the conveyor crane, the bottom of the stacker crane is always contacted with the surface of the material distributing plate, one side of the stacker crane is provided with an opening, the opening is provided with a clamping groove along the lifting direction of the stacker crane, and a clamping plate can be clamped in the clamping groove in a vertically sliding manner.

Preferably, the output end of the jacking cylinder is opposite to the bottom of the stacking rack, the output end of the jacking cylinder is provided with a collision round head, the diameter of the collision round head is at most equal to the width of the strip-shaped opening, the bottom of the collision round head also extends outwards to form a protruding rod, and the protruding rod is located between the first linear driver and the distributing plate.

Preferably, the distributing device further comprises a pressing piece arranged at the side end of the stacking frame, the pressing piece comprises a long rod, the bottom end of the stacking frame extends outwards to form a mounting plate, a guide opening is formed in the mounting plate, the long rod can be vertically movably inserted into the guide opening, the upper end of the long rod further extends horizontally towards the stacking frame to form an extension rod, a spring is further sleeved on the long rod between the extension rod and the mounting plate, and a soft rubber bullet right above the stacking frame is further arranged at the end part of the extension rod.

Preferably, the material sucking device comprises a material moving frame and a lifting mechanism arranged at the top of the material moving frame, wherein the material moving frame is of a rectangular frame structure, the direction of the material moving frame is perpendicular to the direction of the conveying frame, a mechanical arm is further arranged on the lifting mechanism in a horizontal state, and a material sucking piece capable of sucking a plurality of plate-shaped parts simultaneously is further arranged at the end part of the mechanical arm.

Preferably, the top of the material moving frame is provided with a second linear driver, the second linear driver is provided with a base which horizontally moves along the length direction of the material moving frame, a rotating plate is rotatably arranged on the base, the bottom of the base is also provided with a rotating motor for driving the rotating plate to rotate, and the top of the rotating plate is also provided with a plurality of vertical upward guide posts.

Preferably, the lifting mechanism comprises a lifting plate, the lifting plate can vertically move and is sleeved on the guide posts, one end of the mechanical arm is fixed on the lifting plate, a first inclined wedge is fixedly arranged at the bottom of the lifting plate, a second inclined wedge which slides along the length direction of the rotating plate is arranged on the rotating plate, the inclined surface of the second inclined wedge is in sliding fit with the inclined surface of the first inclined wedge, and one end, far away from the mechanical arm, of the rotating plate is further provided with a single-shaft cylinder used for driving the second inclined wedge to move to indirectly push the first inclined wedge to vertically move.

Preferably, the material absorbing member can be rotatably arranged at one end, far away from the lifting plate, of the mechanical arm, the end part of the mechanical arm is provided with a motor for driving the material absorbing member to rotate, the rotating direction of the material absorbing member is perpendicular to the rotating direction of the rotating plate, the shaft end of the motor is further provided with a cylindrical part, round rod parts are outwards extended from the periphery of the cylindrical part, the material absorbing member is composed of a plurality of suckers, and each round rod part is provided with a sucker.

Compared with the prior art, the beneficial effect that this application had is:

1. according to the device, the cooperation between the material separating device and the material sucking device is realized, the situation that more and less plate-shaped parts are sucked in the process of carrying a plurality of plate-shaped parts simultaneously is avoided, the processing efficiency of a batch of plate-shaped parts is improved, the labor intensity of workers is reduced, the support of the plate-shaped parts which are not sucked in the stacking frame through the jacking cylinder is used for separating the number of plate-shaped parts required by the material sucking device from the material separating plate, and the situation that the processing efficiency is reduced and the position of the plate-shaped parts corresponding to each punching station is inaccurate due to the fact that the material sucking device sucks more or less plate-shaped parts are avoided.

2. The mode that this application was controlled first linear drive to dividing the flitch through the response of distance sensor to the response piece has realized that a plurality of plate-shaped parts on the dividing the flitch all can be absorbed by the suction device accuracy.

3. According to the lifting device, the plate-shaped parts are simultaneously separated from the plurality of feeding and sucking devices through the plurality of placing openings on the material separating plate, and the lifting device is simultaneously adsorbed, so that the lifting device is not prevented from being driven by the lifting cylinder and is not prevented from moving the material separating plate.

4. The setting of cardboard can be taken out through on the windrow for when operating personnel supplied with the plate-shaped part, can make things convenient for operating personnel to place the plate-shaped part in the windrow.

5. The blocking of the round head to the plate-shaped part is achieved, the material distribution plate only distributes the quantity of the plate-shaped parts to be adsorbed, and the situation that excessive or insufficient plate-shaped parts are distributed by the material distribution plate to cause the material sucking device to suck more or less plate-shaped parts is avoided.

6. According to the soft rubber bullet and spring combination device, the soft rubber bullet and the spring are matched, so that batch plate-shaped parts can smoothly fall into the placing port on the distributing plate in the stacking frame.

7. According to the method, the material sucking piece is used for sucking a plurality of plate-shaped parts at the same time, so that the processing efficiency is improved.

8. The operation of adsorbing plate-shaped parts and placing the plate-shaped parts on each stamping die on the multi-station stamping table is realized through the rotation of the rotating plate.

9. The application realizes that the mechanical arm drives the lifting motion of the material sucking part through the cooperation between the first inclined wedge and the second inclined wedge, and can smoothly finish the adsorption and placement operation of the plate-shaped part.

10. According to the suction device, through the conversion of motor driving among the plurality of suction cups, the operation that the suction piece adsorbs a plurality of plate-shaped parts together is realized, and the carrying efficiency is accelerated.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic perspective view of a material distributing device;

FIG. 4 is a front view of the dispensing device;

FIG. 5 is a left side view of the dispensing device;

FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;

FIG. 7 is a schematic perspective view of a carriage and a stripper plate;

FIG. 8 is a schematic perspective view of a stacker, a distributing plate and a jacking cylinder;

FIG. 9 is a left side view of FIG. 8;

FIG. 10 is a schematic perspective view of a stacker and hold down;

fig. 11 is a front view of fig. 10;

fig. 12 is a schematic perspective view of a suction device;

fig. 13 is a front view of the suction device;

FIG. 14 is an enlarged schematic view of FIG. 12 at B;

fig. 15 is a schematic perspective view of a lifting mechanism.

The reference numerals in the figures are:

1-a multi-station stamping table;

2-a material distributing device; 2 A-A carriage; 2a 1-a first linear drive; 2a 2-sliders; 2a 3-sensing block; 2a 4-distance sensor; 2 b-a material separating plate; 2b 1-placement port; 2b 2-strip port; 2 c-stacking racks; 2c 1-a clamping plate; 2 d-lifting the cylinder; 2d 1-a collision button; 2d 2-projecting rod; 2 e-pressing down; 2e 1-long bar; 2e 2-extension rod; 2e 3-soft rubber warhead; 2e 4-springs;

3-a material sucking device; 3 A-A material moving frame; 3a 1-a second linear drive; 3a 2-base; 3a 3-rotating electrical machine; 3a 4-rotating plate; 3a 5-guide posts; 3 b-lifting mechanism; 3b 1-lifting plate; 3b 2-a first cam; 3b 3-a second cam; 3b 4-single shaft cylinder; 3 c-a mechanical arm; 3 d-a material sucking part; 3d 1-motor; 3d 2-cylindrical portion; 3d 3-round shaft; 3d 4-sucking disc.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

In order to solve the technical problem of how to accurately and simultaneously carry a plurality of plate-shaped parts, as shown in fig. 1, 2, 3 and 12, the following preferable technical scheme is provided:

the utility model provides a multistation high-speed handling device for punching press line, including multistation punching press platform 1, still including setting up feed divider 2 and the suction device 3 on multistation punching press platform 1, feed divider 2 is used for adsorbing the plate-shaped part that will wait to adsorb and the plate-shaped part that does not adsorb according to the quantity of suction device 3, and this feed divider 2 includes carriage 2a and sets up the branch flitch 2b at carriage 2a top, stacker 2c and sets up on carriage 2a and is located the jacking cylinder 2d under stacker 2 c.

Specifically, when the operator stacks the bulk of plate-shaped parts and places the bulk of plate-shaped parts into the stacker 2c, before the suction device 3 sucks the plate-shaped parts, when the suction device 3 sucks a plurality of plate-shaped parts, the material separating plate 2b separates the plate-shaped parts to be sucked in the stacker 2c from the plate-shaped parts not sucked in the stacker 2c, the material separating plate 2b moves through the conveying frame 2a, the plate-shaped parts on the stacker 2c are carried out through the movement of the material separating plate 2b, when the number of the carried-out plate-shaped parts on the material separating plate 2b reaches the requirement of the suction device 3, the output end of the jacking cylinder 2d is ejected towards the direction of the stacker 2c, the bulk of plate-shaped parts not sucked in the stacker 2c are supported at the output end of the jacking cylinder 2d, the jacking cylinder 2d prevents the plate-shaped parts in the stacker 2c from being continuously carried out by the material separating plate 2b, so that the material sucking device 3 is prevented from sucking a plurality of plate-shaped parts, the material sucking device 3 simultaneously sucks a plurality of plate-shaped parts on the material separating plate 2b, the material sucking device 3 carries the plurality of plate-shaped parts to be placed in a die of each stamping station on the multi-station stamping table 1 one by one, after the plurality of plate-shaped parts are stamped, the material sucking device 3 sucks the plurality of plate-shaped parts together and then moves out, the subsequent stamping processing of the plate-shaped parts is facilitated, the material separating device 2 also continuously separates the plate-shaped parts into a plurality of plate-shaped parts according to the required adsorption quantity of the material sucking device 3 until all the plate-shaped parts in the stacker 2c are moved out, and operators supplement the plurality of plate-shaped parts again until all the plate-shaped parts to be processed are processed.

Further, in order to solve the technical problem of how to drive the material separating plate 2b to move by the conveying frame 2a, as shown in fig. 3-6, the following preferable technical scheme is provided:

the conveying frame 2a is of a rectangular frame structure, the length direction of the conveying frame 2a is perpendicular to the arrangement direction of a plurality of stamping stations of the multi-station stamping table 1, a first linear driver 2a1 is arranged at the top of the conveying frame 2a, a sliding block 2a2 horizontally moving along the length direction of the conveying frame 2a is arranged on the first linear driver 2a1, one end of a material distributing plate 2b is fixed on the sliding block 2a2, one end of the sliding block 2a2, deviating from the material distributing plate 2b, is further provided with an induction block 2a3, and a distance sensor 2a4 with an output end right opposite to the induction block 2a3 is further arranged at the end part of the conveying frame 2 a.

Specifically, when the material separating plate 2b separates out the plate-shaped parts in the stacking frame 2c, the first linear driver 2a1 drives the sliding block 2a2 to move, along with the movement of the sliding block 2a2, the material separating plate 2b also moves on the conveying frame 2a, when the material separating plate 2b moves, the distance sensor 2a4 senses the moving distance of the material separating plate 2b towards the distance sensor 2a4 through the sensing block 2a3 on the sliding block 2a2, so that the material separating plate 2b stops for a period of time when at a certain position, and the material absorbing device 3 can ensure accurate absorption when absorbing the plate-shaped parts on the material separating plate 2 b.

Further, in order to solve the technical problem of how to separate the plate-shaped parts from the material separating plate 2b, as shown in fig. 7 and 8, the following preferred technical scheme is provided:

the distributing plate 2b is of a long strip plate structure, the length direction of the distributing plate 2b is parallel to the length direction of the conveying frame 2a, a plurality of placing ports 2b1 are formed in the distributing plate 2b at equal intervals along the length direction of the distributing plate, a strip-shaped port 2b2 is formed in the distributing plate 2b in a penetrating mode along the length direction of the distributing plate, the strip-shaped port 2b2 is communicated with the placing ports 2b1, and the width of the strip-shaped port 2b2 is smaller than the side length of the placing port 2b 1.

Specifically, when the placement opening 2b1 on the material separating plate 2b moves and comes under the material stacking frame 2c, the plate-shaped parts in the material stacking frame 2c fall into the placement opening 2b1, and as the material separating plate 2b continues to move, the placement opening 2b1 on the material separating plate 2b has one plate-shaped part, in order to control the number of the plate-shaped parts separated by the material separating plate 2b according to the number of the plate-shaped parts adsorbed by the material adsorbing device 3, when the number of the plate-shaped parts separated by the material separating plate 2b is enough, the lifting cylinder 2d supports the plate-shaped parts which are not adsorbed in the material stacking frame 2c through the strip-shaped opening 2b2, so that the plate-shaped parts cannot continuously fall into the placement opening 2b1, the plate-shaped parts separated by the strip-shaped opening 2b does not prevent the movement until the material adsorbing device 3 adsorbs the plurality of plate-shaped parts, the material separating plate 2b returns to the original position, and the lifting cylinder 2d also releases the falling of the plate-shaped parts of the material stacking frame 2c in a repeated manner, and the plate-shaped parts are continuously separated.

Further, in order to solve the technical problem of how to stack bulk plate-shaped parts, as shown in fig. 8 and 9, the following preferred technical scheme is provided:

the stacker 2c is fixedly installed at one end of the top of the conveyor 2a far away from the distance sensor 2a4, a stacker opening which is equal to the placement opening 2b1 in size is formed in the stacker 2c, a gap for the feeding plate 2b to pass through is reserved between the bottom of the stacker 2c and the top of the conveyor 2a, the bottom of the stacker 2c is always contacted with the surface of the feeding plate 2b, one side of the stacker 2c is provided with an opening, and a clamping groove is further formed in the opening along the lifting direction of the stacker 2c, and a clamping plate 2c1 can be clamped in the clamping groove in a vertically sliding mode.

Specifically, the operator stacks a batch of plate-shaped parts and then places the stacked plate-shaped parts in the stacking opening of the stacking frame 2c, when the material distributing plate 2b moves, the stacking opening is aligned to the placing opening 2b1, so that the plate-shaped parts in the stacking frame 2c fall into the placing opening 2b1 and are moved out along with the movement of the material distributing plate 2b, in order to supplement the plate-shaped parts to the stacking frame 2c conveniently, the operator extracts the clamping plate 2c1, then places the stacked plate-shaped parts in the stacking frame 2c, and after the plate-shaped parts are supplemented, the operator clamps the clamping plate 2c1 on the stacking frame 2c again, so that the plate-shaped parts are placed stably.

Further, in order to solve the technical problem of how to prevent the lifting cylinder 2d from continuously falling into the placement opening 2b1, as shown in fig. 9, the following preferred technical scheme is provided:

the output end of the jacking cylinder 2d is opposite to the bottom of the stacking rack 2c, an abutting round head 2d1 is arranged on the output end of the jacking cylinder 2d, the diameter of the abutting round head 2d1 is at most equal to the width of the strip-shaped opening 2b2, a protruding rod 2d2 is further outwards extended from the bottom of the abutting round head 2d1, and the protruding rod 2d2 is located between the first linear driver 2a1 and the distributing plate 2 b.

Specifically, after the distributing plate 2b distributes enough plate-shaped parts to be adsorbed, the jacking cylinder 2d drives the abutting round head 2d1 to jack up upwards, after the convex rod 2d2 touches the bottom of the distributing plate 2b, the abutting round head 2d1 cannot be lifted continuously, the abutting round head 2d1 passes through the strip-shaped opening 2b2 and is positioned at the position flush with the bottom of the stacking frame 2c, so that the plate-shaped parts in the stacking frame 2c are resisted and cannot fall on the distributing plate 2 b.

Further, in order to solve the technical problem that the plate-shaped parts in the stacker 2c are easy to be blocked in the stacker 2c and cannot fall freely, as shown in fig. 10 and 11, the following preferred technical scheme is provided:

the material distributing device 2 further comprises a pressing piece 2e arranged at the side end of the stacking frame 2c, the pressing piece 2e comprises a long rod 2e1, the bottom end of the stacking frame 2c extends outwards to form a mounting plate, a guide opening is formed in the mounting plate, the long rod 2e1 can be vertically movably inserted into the guide opening, the upper end of the long rod 2e1 also horizontally extends to form an extension rod 2e2 towards the direction of the stacking frame 2c, a spring 2e4 is further sleeved on the long rod 2e1 between the extension rod 2e2 and the mounting plate, and a soft rubber bullet 2e3 right above the stacking frame 2c is further arranged at the end part of the extension rod 2e 2.

Specifically, the end of the soft rubber bullet 2e3 is made of soft rubber, and when the soft rubber bullet 2e3 always abuts against the uppermost plate-shaped part through the acting force of the spring 2e4, the plate-shaped part cannot deform due to the pressure of the soft rubber bullet 2e3, and the plate-shaped parts in batches fall along with the pressure, so that the blocking phenomenon cannot occur.

Further, in order to solve the technical problem of how to adsorb the plate-shaped parts, as shown in fig. 12-15, the following preferred technical scheme is provided:

the material sucking device 3 comprises a material moving frame 3a and a lifting mechanism 3b arranged at the top of the material moving frame, the material moving frame 3a is of a rectangular frame structure, the direction of the material moving frame 3a is perpendicular to the direction of the conveying frame 2a, a mechanical arm 3c is further arranged on the lifting mechanism 3b in a horizontal state, and a material sucking piece 3d capable of sucking a plurality of plate-shaped parts simultaneously is further arranged at the end part of the mechanical arm 3 c.

Specifically, after the plate-shaped parts to be adsorbed are separated by the plate-shaped parts to be separated 2b, the plate-shaped parts separated on the plate-shaped parts 2b are adsorbed by the material absorbing piece 3d along with the lifting movement of the lifting mechanism 3b, after the plate-shaped parts are adsorbed by the material absorbing piece 3d, the material moving frame 3a drives the material absorbing piece 3d to move to each stamping die of the multi-station stamping table 1, and finally the adsorbed plate-shaped parts are placed on each stamping die one by one to wait for stamping.

Further, in order to solve the technical problem of how to drive the material sucking member 3d to move by the material moving frame 3a, as shown in fig. 13, the following preferred technical scheme is provided:

the top of the material moving frame 3a is provided with a second linear driver 3a1, the second linear driver 3a1 is provided with a base 3a2 horizontally moving along the length direction of the material moving frame 3a, the base 3a2 is rotatably provided with a rotating plate 3a4, the bottom of the base 3a2 is also provided with a rotating motor 3a3 for driving the rotating plate 3a4 to rotate, and the top of the rotating plate 3a4 is also provided with a plurality of vertically upward guide posts 3a5.

Specifically, the second linear driver 3a1 drives the base 3a2 to move back and forth, when the material sucking part 3d adsorbs the plate-shaped part on the material distributing plate 2b, in the original state, the material sucking part 3d is opposite to the direction of the stamping die of the multi-station stamping table 1, the rotating motor 3a3 drives the rotating plate 3a4 to rotate 90 degrees, the material sucking part 3d is opposite to the position right above the placing port 2b1 on the material distributing plate 2b, the lifting mechanism 3b drives the material sucking part 3d to lift, and the plate-shaped part is adsorbed on the material sucking part 3d.

Further, in order to solve the technical problem of how the lifting mechanism 3b drives the suction member 3d to lift, as shown in fig. 15, the following preferred technical scheme is provided:

the lifting mechanism 3b comprises a lifting plate 3b1, the lifting plate 3b1 can vertically move and is sleeved on a plurality of guide posts 3a5, one end of the mechanical arm 3c is fixed on the lifting plate 3b1, a first inclined wedge 3b2 is fixedly arranged at the bottom of the lifting plate 3b1, a second inclined wedge 3b3 capable of sliding along the length direction of the rotating plate 3a4 is arranged on the rotating plate 3a4, the inclined surface of the second inclined wedge 3b3 is in sliding fit with the inclined surface of the first inclined wedge 3b2, and a single-shaft cylinder 3b4 for driving the second inclined wedge 3b3 to move to indirectly push the first inclined wedge 3b2 to vertically move is further arranged at one end, far away from the mechanical arm 3c, of the rotating plate 3a 4.

Specifically, the single-shaft cylinder 3b4 pushes the second wedge 3b3 to move towards the first wedge 3b2, along with sliding fit of the inclined surface of the second wedge 3b3 and the inclined surface of the first wedge 3b2, the first wedge 3b2 is pushed by the second wedge 3b3 to enable the lifting plate 3b1 to move upwards on the plurality of guide posts 3a5, the mechanical arm 3c drives the material sucking piece 3d to lift upwards along with the lifting plate, and when the second wedge 3b3 returns to the original position, the first wedge 3b2 falls along with the lifting piece 3d also falls along with the lifting piece.

Further, in order to solve the technical problem of how the material absorbing member 3d absorbs a plurality of plate-shaped parts, as shown in fig. 14, the following preferred technical scheme is provided:

inhale material piece 3d can rotatory one end of installing at arm 3c keeping away from lifter plate 3b1, and motor 3d1 that is used for driving inhaling material piece 3d rotatory is installed to arm 3 c's tip, and the direction of rotation of inhaling material piece 3d is perpendicular to the direction of rotation of revolving plate 3a4, and motor 3d 1's axle head still is equipped with cylinder portion 3d2, and cylinder portion 3d2 all outwards extends all around has round bar portion 3d3, inhales material piece 3d and comprises a plurality of sucking discs 3d4 to all be equipped with a sucking disc 3d4 on every round bar portion 3d 3.

Specifically, when the sucking member 3d sucks the plate-shaped parts, along with the up-and-down movement of the lifting plate 3b1, one sucking disc 3d4 firstly sucks one plate-shaped part, and when the next plate-shaped part is continuously sucked, the motor 3d1 drives the cylindrical part 3d2 to rotate 90 degrees, the sucking disc 3d4 which does not suck the plate-shaped part is positioned below along with the sucking disc, and continuously sucks the plate-shaped part until the plate-shaped parts separated from the material separating plate 2b are sucked, and then the sucked plate-shaped parts are placed on each stamping die of the multi-station stamping table 1.

According to the method, the matching between the material separating device 2 and the material sucking device 3 is achieved, the situation that more and less plate-shaped parts are sucked in the process of carrying a plurality of plate-shaped parts simultaneously is avoided, the processing efficiency of batch plate-shaped parts is improved, the labor intensity of workers is reduced, the number of plate-shaped parts which are not sucked in the stacking frame 2c is only separated from the material separating device 3 through the support of the lifting cylinder 2d, the situation that the processing efficiency is reduced and the plate-shaped parts are inaccurate in alignment of each stamping station is avoided due to the fact that the material sucking device 3 sucks more or less plate-shaped parts, and the improvement of carrying efficiency and the accuracy of carrying quantity are achieved.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The multi-station high-speed conveying device for the stamping line comprises a multi-station stamping table (1), a material distributing device (2) and a material absorbing device (3) which are arranged on the multi-station stamping table (1), and is characterized in that the material distributing device (2) is used for separating plate-shaped parts to be absorbed and plate-shaped parts which are not absorbed according to the number of the plate-shaped parts absorbed by the material absorbing device (3), the material distributing device (2) comprises a conveying frame (2 a), a material distributing plate (2 b) arranged on the top of the conveying frame (2 a), a material piling frame (2 c) and a jacking cylinder (2 d) which is arranged on the conveying frame (2 a) and is positioned right below the material piling frame (2 c);

the distributing plate (2 b) is of a long strip plate structure, the length direction of the distributing plate (2 b) is parallel to the length direction of the conveying frame (2 a), a plurality of placing openings (2 b 1) are formed in the distributing plate (2 b) at equal intervals along the length direction of the distributing plate, a strip-shaped opening (2 b 2) is formed in the distributing plate (2 b) in a penetrating mode along the length direction of the distributing plate, the strip-shaped opening (2 b 2) is communicated with the placing openings (2 b 1), and the width of the strip-shaped opening (2 b 2) is smaller than the side length of the placing opening (2 b 1);

the output end of the jacking cylinder (2 d) is opposite to the bottom of the stacking frame (2 c), an abutting round head (2 d 1) is arranged at the output end of the jacking cylinder (2 d), the diameter of the abutting round head (2 d 1) is at most equal to the width of the strip-shaped opening (2 b 2), a protruding rod (2 d 2) is further outwards extended from the bottom of the abutting round head (2 d 1), and the protruding rod (2 d 2) is located between the first linear driver (2 a 1) and the material distributing plate (2 b).

2. A multi-station high-speed conveying device for stamping lines according to claim 1, characterized in that the conveying frame (2 a) is of a rectangular frame structure, the length direction of the conveying frame (2 a) is perpendicular to the arrangement direction of a plurality of stamping stations of the multi-station stamping table (1), a first linear driver (2 a 1) is arranged at the top of the conveying frame (2 a), a sliding block (2 a 2) horizontally moving along the length direction of the conveying frame (2 a) is arranged on the first linear driver (2 a 1), one end of the material distributing plate (2 b) is fixed on the sliding block (2 a 2), an induction block (2 a 3) is further arranged at one end of the sliding block (2 a 2) deviating from the material distributing plate (2 b), and a distance sensor (2 a 4) with an output end right against the induction block (2 a 3) is further arranged at the end of the conveying frame (2 a).

3. The multi-station high-speed conveying device for the stamping line according to claim 1, wherein the stacking rack (2 c) is fixedly arranged at one end, far away from the distance sensor (2 a 4), of the top of the conveying rack (2 a), a stacking opening with the same size as the placement opening (2 b 1) is formed in the stacking rack (2 c), a gap for the feeding plate (2 b) to pass through is reserved between the bottom of the stacking rack (2 c) and the top of the conveying rack (2 a), the bottom of the stacking rack (2 c) is always contacted with the surface of the feeding plate (2 b), one side of the stacking rack (2 c) is provided with an opening, a clamping groove is formed in the opening along the lifting direction of the stacking rack (2 c), and a clamping plate (2 c 1) is clamped in the clamping groove in a vertically sliding mode.

4. The multi-station high-speed conveying device for the stamping line according to claim 1, wherein the material distributing device (2) further comprises a pressing piece (2 e) arranged at the side end of the stacking frame (2 c), the pressing piece (2 e) comprises a long rod (2 e 1), the bottom end of the stacking frame (2 c) extends outwards to form a mounting plate, a guide opening is formed in the mounting plate, the long rod (2 e 1) can be vertically movably inserted into the guide opening, the upper end of the long rod (2 e 1) further horizontally extends towards the stacking frame (2 c) to form an extension rod (2 e 2), a spring (2 e 4) is further sleeved on the long rod (2 e 1) between the extension rod (2 e 2) and the mounting plate, and a soft rubber bullet (2 e 3) right above the stacking frame (2 c) is further arranged at the end of the extension rod (2 e 2).

5. The multi-station high-speed conveying device for a stamping line according to claim 1, wherein the material sucking device (3) comprises a material moving frame (3 a) and a lifting mechanism (3 b) arranged at the top of the material moving frame, the material moving frame (3 a) is of a rectangular frame structure, the direction of the material moving frame (3 a) is perpendicular to the direction of the conveying frame (2 a), a mechanical arm (3 c) is further arranged on the lifting mechanism (3 b) in a horizontal state, and a material sucking piece (3 d) capable of sucking a plurality of plate-shaped parts simultaneously is further arranged at the end part of the mechanical arm (3 c).

6. A multi-station high-speed handling device for press lines according to claim 5, characterized in that the top of the moving frame (3 a) is provided with a second linear driver (3 a 1), the second linear driver (3 a 1) is provided with a base (3 a 2) horizontally moving along the length direction of the moving frame (3 a), the base (3 a 2) is rotatably provided with a rotating plate (3 a 4), the bottom of the base (3 a 2) is also provided with a rotating motor (3 a 3) for driving the rotating plate (3 a 4) to rotate, and the top of the rotating plate (3 a 4) is also provided with a plurality of vertically upward guide posts (3 a 5).

7. The multi-station high-speed conveying device for a press line according to claim 6, wherein the lifting mechanism (3 b) comprises a lifting plate (3 b 1), the lifting plate (3 b 1) can be vertically movably sleeved on the guide posts (3 a 5), one end of the mechanical arm (3 c) is fixed on the lifting plate (3 b 1), a first wedge (3 b 2) is fixedly arranged at the bottom of the lifting plate (3 b 1), a second wedge (3 b 3) which can slide along the length direction of the rotating plate (3 a 4) is arranged on the rotating plate (3 a 4), the inclined surface of the second wedge (3 b 3) is in sliding fit with the inclined surface of the first wedge (3 b 2), and one end, far away from the mechanical arm (3 c), of the rotating plate (3 a 4) is further provided with a single-shaft air cylinder (3 b 4) for driving the second wedge (3 b 3) to move to indirectly push the first wedge (3 b 2) to vertically move.

8. The multi-station high-speed conveying device for a stamping line according to claim 6, wherein the material sucking piece (3 d) is rotatably arranged at one end of the mechanical arm (3 c) far away from the lifting plate (3 b 1), the motor (3 d 1) for driving the material sucking piece (3 d) to rotate is arranged at the end part of the mechanical arm (3 c), the rotating direction of the material sucking piece (3 d) is perpendicular to the rotating direction of the rotating plate (3 a 4), the shaft end of the motor (3 d 1) is further provided with a cylindrical part (3 d 2), round rod parts (3 d 3) are outwards extended from the periphery of the cylindrical part (3 d 2), the material sucking piece (3 d) is composed of a plurality of sucking discs (3 d 4), and each round rod part (3 d 3) is provided with one sucking disc (3 d 4).