CN111702036B

CN111702036B - Metal plate bending process

Info

Publication number: CN111702036B
Application number: CN202010534259.XA
Authority: CN
Inventors: 陈之现; 马敬磊; 张海英
Original assignee: Linyi Lingong Jinli Machinery Co ltd
Current assignee: Shandong Jinli Hydraulic Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-12-21
Anticipated expiration: 2040-06-12
Also published as: CN111702036A

Abstract

The invention relates to a sheet metal bending process, which uses a sheet metal bending device to process a sheet metal, and comprises the following steps of S1: placing a plate on the plate centering mechanism, and centering and positioning the plate by the plate centering mechanism; s2: the grabbing mechanism adjusts the connecting position according to the size of the plate; s3: the grabbing mechanism grabs the plate; s4: the plate supporting mechanism adjusts the supporting position according to the size of a plate; s5: the grabbing mechanism places the plate on the plate supporting mechanism; s6: the bending mechanism bends the plate placed on the plate supporting mechanism. The technical scheme has the advantages that: the bending mechanism is arranged on two sides of the plate supporting mechanism, and can be used for bending two sides of the plate simultaneously, so that the plate processing efficiency is improved, and the production cost is reduced.

Description

Metal plate bending process

Technical Field

The invention relates to machining equipment, in particular to a sheet metal bending process.

Background

The society develops faster and faster, and various industries have higher and higher requirements on automation, particularly some processing industries. The sheet metal processing products are applied to various industries, such as various articles for daily use, household appliances, automobiles, buildings and the like, so that the trend of further improving the processing efficiency of sheet metal parts is that the social development cannot be blocked. In the traditional bending process in sheet metal machining, a person holds parts by hands and steps on a control switch to perform various bending operations. The process has low efficiency, the safety of workers can not be guaranteed, and the processing precision is low.

Disclosure of Invention

Therefore, a need exists for a sheet metal bending process aiming at the above problems, so as to solve the problems of labor waste, low efficiency, incapability of adapting to sheet materials of different sizes and low precision in the conventional sheet metal bending process.

The invention discloses a sheet metal bending process, which uses a sheet metal bending device to process sheet metal, wherein the sheet metal bending device comprises: the sheet metal bending machine comprises a sheet metal centering mechanism, a grabbing mechanism, a sheet metal supporting mechanism and a bending mechanism, wherein the central lines of the sheet metal centering mechanism, the grabbing mechanism and the sheet metal supporting mechanism are all located in the same vertical plane, the bending mechanism is symmetrically arranged on two sides of the sheet metal supporting mechanism and can be used for synchronously bending two sides of a sheet metal, and the sheet metal bending process comprises the following steps:

s1: placing a plate on the plate centering mechanism, and centering and positioning the plate by the plate centering mechanism;

s2: the grabbing mechanism is adjusted according to the size of the plate;

s3: the grabbing mechanism grabs the plate;

s4: the plate supporting mechanism adjusts the supporting position according to the size of a plate;

s5: the grabbing mechanism places the plate on the plate supporting mechanism;

s6: the bending mechanism bends the plate placed on the plate supporting mechanism.

In one embodiment, the slab centering mechanism comprises: the placing plate is provided with an avoiding groove; the first motor is arranged at the bottom of the placing plate; the first screw rod is driven to rotate by the first motor, the first motor is arranged in the middle of the first screw rod, and the rotation directions of threads on the first screw rod, which are positioned on two sides of the first motor, are opposite; the first shifting plate and the second shifting plate are symmetrically arranged at two ends of the first screw rod and are in threaded connection with the first screw rod; the first sliding rod is connected with the first shifting plate, the second sliding rod is connected with the second shifting plate, the first shifting plate and the second shifting plate can synchronously move along the avoidance groove towards the center direction of the placement plate through the first motor drive, and the plate material is moved to the middle of the placement plate.

In one embodiment, the slab centering mechanism further comprises: the second motor is arranged at the bottom of the placing plate; the second screw is perpendicular to the first screw and is driven to rotate by the second motor, the second motor is arranged in the middle of the second screw, and the rotation directions of threads on the second screw, which are positioned on two sides of the second motor, are opposite; the third shifting plate and the fourth shifting plate are symmetrically arranged at two ends of the second screw rod and are in threaded connection with the second screw rod; the third sliding rod is connected with the third shifting plate, the fourth sliding rod is connected with the fourth shifting plate, the first shifting plate and the second shifting plate can synchronously move along the avoidance groove towards the center direction of the placement plate through the driving of the second motor, and the plate is moved to the middle of the placement plate.

In one embodiment, the grasping mechanism includes: a mounting frame; the third motor is fixedly arranged on the mounting rack, drives the screw rod and can drive the driving screw rod to rotate; the sliding frame is in threaded connection with the driving screw rod and can be driven to slide along the driving screw rod by rotating the driving screw rod; the first telescopic cylinder is arranged on the sliding frame; the grabbing platform is connected with the first telescopic cylinder, and the first telescopic cylinder can control the height of the grabbing platform; the fourth motor is arranged on the grabbing platform; a synchronous stretching mechanism driven by the fourth motor and capable of synchronously stretching; and the suckers are arranged on the synchronous stretching mechanism, and the positions of the suckers are controlled and adjusted by the synchronous stretching mechanism, so that the plurality of suckers have the same distance with the center of the grabbing platform.

In one embodiment, the middle of the grabbing platform is also provided with a sucker.

In one embodiment, the synchronous stretching mechanism comprises a driving gear, a first synchronous gear, a second synchronous gear, a third synchronous gear, a fourth synchronous gear, a first synchronous pulley and a second synchronous pulley, the first synchronous pulley is coaxially connected with the first synchronous gear, the second synchronous pulley is coaxially connected with the third synchronous gear, the driving gear is meshed with the first synchronous gear, the first synchronous gear is meshed with the second synchronous gear, the first synchronous pulley is connected with the second synchronous pulley through synchronous belt transmission, the third synchronous gear is meshed with the fourth synchronous gear, the first synchronous gear, the second synchronous gear, the third synchronous gear and the fourth synchronous gear are coaxially connected with a first swing arm, and one end of the first swing arm, which is far away from the grabbing platform, is hinged with a second swing arm, and a swing arm motor is arranged to drive the second swing arm to rotate, and the sucker is arranged at one end, far away from the first swing arm, of the second swing arm.

In one embodiment, the slab supporting mechanism comprises: the supporting platform is provided with supporting slide rails on two sides; the supporting cross rods are arranged in parallel, perpendicular to the supporting slide rails and erected on the supporting slide rails; the first scissor assembly is connected with the supporting cross rod and can drive the supporting cross rod to slide on the supporting slide rail by stretching the first scissor assembly; the second telescopic cylinder can drive the first scissor assembly to stretch; the supporting vertical rods are arranged on the supporting cross rods and can slide along the supporting cross rods; the second scissor assembly is connected with the supporting vertical rod and can drive the supporting vertical rod to slide on the supporting cross rod; the fifth motor and the sixth motor are arranged at two ends of the sliding rail; the first screw and the second screw are driven to rotate by the fifth motor and the sixth motor respectively; and the shifting rod is in threaded connection with the first screw rod and the second screw rod and can shift the second scissor assembly to stretch.

In one embodiment, the bending mechanism comprises a mounting frame, and a first sliding groove and a second sliding groove are arranged on the mounting frame; the seventh motor and the eighth motor are respectively arranged at one end of the first sliding chute and one end of the second sliding chute; threads with opposite thread rotating directions are symmetrically distributed on the third screw rod and the fourth screw rod; the first sliding frame and the second sliding frame are supported on the mounting frame and can be driven by the third screw rod and the fourth screw rod to slide in the first sliding groove and the second sliding groove, and the first sliding frame and the second sliding frame are symmetrically distributed on two sides of the plate material supporting mechanism; and the two bending assemblies are respectively arranged on the first sliding frame and the second sliding frame and can be used for bending the plate placed on the plate supporting mechanism.

In one embodiment, the bending assembly comprises: the first bending cylinder and the second bending cylinder are arranged on the bending assembly; the third bending cylinder and the fourth bending cylinder are arranged on the bending assembly and are opposite to the first bending cylinder and the second bending cylinder; the first pressing plate and the second pressing plate are respectively connected with the first bending cylinder and the third bending cylinder, and can clamp the plate under the driving of the first bending cylinder and the third bending cylinder; first board and the second board of bending, respectively with the cylinder and the fourth cylinder connection of bending of second, first board and the second board of bending can the cylinder and the fourth cylinder drive of bending of second bend is bent the panel down.

The technical scheme has the advantages that: the plate centering mechanism can automatically position the plate, so that the plate can be conveniently grabbed by the grabbing mechanism; the grabbing mechanism can be adjusted according to the size of the plate so as to be suitable for grabbing the plate with different sizes; the plate supporting mechanism can adjust the size of the supporting surface according to the size of the plate so as to support the plate more stably; the bending mechanisms are arranged on two sides of the plate supporting mechanism and can be used for simultaneously bending and processing two sides of a plate, so that the plate processing efficiency is improved, and the production cost is reduced.

Drawings

Fig. 1 is a perspective view of a sheet metal bending device provided by the invention;

FIG. 2 is a perspective view of a part of a mechanism of a sheet metal bending device provided by the invention;

fig. 3 is a perspective view of a sheet centering mechanism of the sheet metal bending device provided by the invention;

fig. 4 is a perspective view of another view angle of the sheet centering mechanism of the sheet metal bending device provided by the invention;

FIG. 5 is an enlarged view of a portion of the invention according to FIG. 4 at A;

fig. 6 is a perspective view of a grabbing mechanism of the sheet metal bending device provided by the invention;

FIG. 7 is an enlarged view of a portion of the invention according to FIG. 6 at B;

fig. 8 is a perspective view of a synchronous stretching mechanism of the sheet metal bending device provided by the invention;

fig. 9 is a perspective view of another view angle of the synchronous stretching mechanism of the sheet metal bending device provided by the present invention;

fig. 10 is a perspective view of a part of the structure of a sheet metal bending device provided by the invention;

fig. 11 is a perspective view of a plate supporting mechanism of the sheet metal bending device provided by the present invention;

fig. 12 is a perspective view of another view of the plate supporting mechanism of the sheet metal bending apparatus according to the present invention;

fig. 13 is a perspective view of a bending mechanism of the sheet metal bending device provided by the invention;

fig. 14 is a perspective view of a bending mechanism of the sheet metal bending device provided by the invention;

fig. 15 is a partial enlarged view at C of fig. 14 provided according to the present invention.

In the figure, the sheet metal bending device 100, a sheet metal 200, a sheet metal centering mechanism 10, a placing plate 11, an avoiding groove 111, a first motor 121, a second motor 122, a first screw 131, a second screw 132, a first shifting plate 141, a second shifting plate 142, a third shifting plate 143, a fourth shifting plate 144, a first sliding rod 151, a second sliding rod 152, a third sliding rod 153, a fourth sliding rod 154, a grabbing mechanism 20, an installation frame 21, a first connecting plate 211, a second connecting plate 212, a rotating motor 213, a third motor 22, a driving screw 23, a sliding frame 24, a first telescopic cylinder 25, a grabbing platform 26, a fourth motor 27, a synchronous stretching mechanism 28, a driving gear 281, a first synchronous gear 2821, a second synchronous gear 2822, a third synchronous gear 2823, a fourth synchronous gear 2824, a first synchronous pulley 2831, a second synchronous pulley 32, a synchronous belt 284, a first swing arm 2851, a second swing arm 2852, a swing arm motor 286, a swing arm motor 2823, a swing arm motor 2851, a swing arm motor 286, The plate supporting mechanism 30, the supporting platform 31, the supporting slide rail 311, the supporting cross bar 32, the first scissor assembly 331, the second scissor assembly 332, the second telescopic cylinder 34, the supporting vertical bar 35, the fifth motor 361, the sixth motor 362, the first screw 371, the second screw 372, the shift lever 38, the bending mechanism 40, the mounting frame 41, the first chute 411, the second chute 412, the seventh motor 421, the eighth motor 422, the third screw 431, the fourth screw 432, the first carriage 441, the second carriage 442, the bending assembly 45, the first bending hydraulic cylinder 451, the second bending hydraulic cylinder 452, the third bending hydraulic cylinder 453, the fourth bending hydraulic cylinder 454, the first pressing plate 455, the second pressing plate 456, the first bending member 457, and the second bending member 458.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

The invention discloses a sheet metal bending process, which uses a sheet metal bending device 100 to process a sheet metal 200, as shown in fig. 1, the sheet metal bending device 100 comprises: the sheet metal bending machine comprises a sheet metal centering mechanism 10, a grabbing mechanism 20, a sheet metal supporting mechanism 30 and a bending mechanism 40, wherein the central lines of the sheet metal centering mechanism 10, the grabbing mechanism 20 and the sheet metal supporting mechanism 30 are all located in the same vertical plane, the bending mechanisms 40 are symmetrically arranged on two sides of the sheet metal supporting mechanism 30 and can be used for synchronously bending two sides of a sheet metal 200, and the sheet metal bending process comprises the following steps:

s1: placing a plate 200 on the plate centering mechanism 10, and centering and positioning the plate 200 by the plate centering mechanism 10;

s2: the grabbing mechanism 20 is adjusted according to the size of the plate material 200;

s3: the grabbing mechanism 20 grabs the plate 200;

s4: the sheet supporting mechanism 30 adjusts the supporting surface according to the size of the sheet 200;

s5: the grabbing mechanism 20 places the sheet material 200 on the sheet material supporting mechanism 30;

s6: the bending mechanism 40 bends the sheet material 200 placed on the sheet material supporting mechanism 30.

Preferably, as shown in fig. 2 to 5, the slab centering mechanism 10 includes: the device comprises a setting plate 11, a first motor 121, a first screw 131, a first dial plate 141, a second dial plate 142, a first sliding rod 151 and a second sliding rod 152. The arrangement plate 11 is provided with an avoidance groove 111; as shown in fig. 2, 4 avoiding grooves 111 are radially formed on the installation plate 11, and the first motor 121 is disposed at the bottom of the installation plate 11; the first screw 131 is driven by the first motor 121 to rotate, the first motor 121 is arranged in the middle of the first screw 131, and the rotation directions of the threads on the first screw 131 on both sides of the first motor 121 are opposite; the first shifting plate 141 and the second shifting plate 142 are symmetrically arranged at two ends of the first screw 131 and are in threaded connection with the first screw 131; the first sliding rod 151 is connected with the first shifting plate 141, the second sliding rod 152 is connected with the second shifting plate 142, and the first shifting plate 141 and the second shifting plate 142 can synchronously move towards the center direction of the placing plate 11 along the avoiding groove 111 under the driving of the first motor 121, so that the plate material moves to the middle of the placing plate 11.

It should be noted that the first motor 121 drives the first screw 131 to rotate, and the first motor 121 and the first screw 131 may be respectively provided with mutually perpendicular bevel gears for transmission.

It can be understood that the first screw 131 is restricted from rotating by the arrangement of the first slide bar 151 and the second slide bar 152.

Preferably, the slab centering mechanism 10 further includes: the second motor 122, the second screw 132, the third dial plate 143, the fourth dial plate 144, the third slide bar 153, and the fourth slide bar 154, the second motor 122 is disposed at the bottom of the setting plate 11; the second screw 132 is perpendicular to the first screw 131 and is driven to rotate by the second motor 122, the second motor 122 is disposed in the middle of the second screw 132, and the rotation directions of the threads on the second screw 132 on both sides of the second motor 122 are opposite; the third shifting plate 143 and the fourth shifting plate 144 are symmetrically disposed at two ends of the second screw 132, and are in threaded connection with the second screw 132; the third sliding rod 153 is connected to the third shifting board 143, the fourth sliding rod 154 is connected to the fourth shifting board 144, and the first shifting board 141 and the second shifting board 142 can move towards the center of the installation board 11 along the avoiding slot 111 synchronously by the driving of the second motor 122, so that the plate material moves to the middle of the installation board 11.

It should be noted that the first toggle plate 141 and the second toggle plate 142 are disposed opposite to each other, the third toggle plate 143 and the fourth toggle plate 144 are disposed opposite to each other, and the first screw 131 and the second screw 132 are perpendicular to each other, so that the first toggle plate 141, the second toggle plate 142, the third toggle plate 143, and the fourth toggle plate 144 are respectively abutted to four sides of the rectangular plate to position the rectangular plate 200.

Further, the first screw 131 is perpendicular to the first shifting plate 141 and the second shifting plate 142, and the second screw 132 is perpendicular to the third shifting plate 143 and the fourth shifting plate 144, so that the shifting plates have a better positioning effect on the rectangular plate 200.

Preferably, as shown in fig. 6 and 7, the grasping mechanism 20 includes: the device comprises a mounting frame 21, a third motor 22, a driving screw 23, a sliding frame 24, a first telescopic air cylinder 25, a grabbing platform 26, a fourth motor 27, a synchronous stretching mechanism 28 and a plurality of suction cups 29. The third motor 22 is fixedly arranged on the mounting frame 21; the driving screw 23 is rotatably connected to the mounting frame 21, and the third motor 22 can drive the driving screw 23 to rotate; the sliding frame 24 is in threaded connection with the driving screw 23, and the sliding frame 24 can be driven to slide along the driving screw 23 by rotating the driving screw 23; the first telescopic cylinder 25 is mounted on the sliding frame 24; the grabbing platform 26 is connected with the first telescopic cylinder 25, and the first telescopic cylinder 25 can control the height of the grabbing platform 26; the fourth motor 27 is mounted on the grasping platform 26; the synchronous stretching mechanism 28 is driven by the fourth motor 27 and can perform synchronous stretching; the suction cups 29 are disposed on the synchronous stretching mechanism 28, and the synchronous stretching mechanism 28 controls and adjusts the positions of the suction cups 29 so that the distances between the suction cups 29 and the center of the grasping platform 26 are the same.

Preferably, the gripping platform 26 is also provided with a suction cup 29 in the middle to improve the stability of the connection between the gripping mechanism 20 and the slab 200.

Specifically, as shown in fig. 8 and 9, the synchronous stretching mechanism 28 includes a driving gear 281, a first synchronous gear 2821, a second synchronous gear 2822, a third synchronous gear 2823, a fourth synchronous gear 2824, a first synchronous belt 284 wheel 2831, and a second synchronous belt 284 wheel 2832, the first synchronous belt 284 wheel 2831 is coaxially connected to the first synchronous gear 2821, the second synchronous belt 284 wheel 2832 is coaxially connected to the third synchronous gear 2823, the driving gear 281 is meshed to the first synchronous gear 2821, the first synchronous gear 2821 is meshed to the second synchronous gear 2822, the first synchronous belt 284 wheel 2831 is connected to the second synchronous belt 284 wheel 2832 through a synchronous belt 284, the third synchronous gear 2823 is meshed to the fourth synchronous gear 2824, the first synchronous gear 2821, the second synchronous gear 2822, the third synchronous gear 2823, and the fourth synchronous gear 2824 are coaxially connected to a first swing arm 2851, first swing arm 2851 is kept away from the one end of snatching platform 26 all articulates there is a second swing arm 2852, and is provided with a swing arm motor 286 drive second swing arm 2852 is rotatory, sucking disc 29 set up in second swing arm 2852 is kept away from first swing arm 2851's one end.

It can be understood that, through the synchronous drive of the fourth motor and the swing arm motor, the first swing arm and the second swing arm can be controlled to synchronously extend and retract, so that the suckers on the second swing arm are controlled to be always symmetrically distributed.

Preferably, the mounting bracket 21 includes a first connecting plate 211, a second connecting plate 212, and a rotating motor 213, wherein the first connecting plate 211 and the second connecting plate 212 are arranged in parallel, and the rotating motor 213 is installed between the first connecting plate 211 and the second connecting plate 212 and connects the middle of the first connecting plate 211 and the middle of the second connecting plate 212. So that the grasping mechanism 20 can be always maintained to be connected to the center of the slab after the rotating motor 213 rotates the grasping mechanism 20.

The working method of the plate centering mechanism and the grabbing mechanism comprises the following steps: placing the plate material on the placing plate 11; starting the first motor 121, driving the first screw 131 to rotate, and driving the first shifting plate 141 and the second shifting plate 142 to synchronously move towards the center of the placing plate 11, so as to align the plate; starting the second motor 122, driving the second screw 132 to rotate, driving the third shifting plate 143 and the fourth shifting plate 144 to synchronously move towards the center of the placing plate 11, aligning the plate materials, and thus completing the positioning of the plate materials; starting the third motor 22, moving the grabbing platform 26 to the position above the center of the placing plate 11, starting the fourth motor 27 and the swing arm motor 286, and stretching the synchronous stretching mechanism 28 to a size suitable for grabbing the plate; extending the first telescopic air rod to enable the synchronous extension mechanism 28 to descend to be attached to the plate, and enabling the suction disc 29 to tightly adsorb the plate; the first telescopic air rod is contracted, the plate is lifted, the third motor 22 is started, and the driving screw 23 is driven to rotate, so that the plate is driven to translate.

It should be noted that the size of the synchronous stretching mechanism 28 after stretching is manually set, and according to actual conditions, an operator can obtain a better size value only by experience without creative effort.

In addition, the rotating motor 213 can control the relative angle of the first connection plate 211 and the second connection plate 212, so that the grasping mechanism can connect more shaped sheets.

As shown in fig. 10 to 12, the panel supporting mechanism 30 includes: the supporting platform 31, a plurality of supporting cross bars 32 arranged in parallel, a first scissor assembly 331, a telescopic cylinder 34, a plurality of supporting vertical bars 35, a second scissor assembly 332, a fifth motor 361, a first screw rod 371, and a shifting lever 38. Two sides of the supporting platform 31 are provided with supporting slide rails 311; the supporting cross bar 32 is arranged perpendicular to the supporting slide rail 311 and erected on the supporting slide rail 311; the first scissor assembly 331 is connected with the support cross bar 32, and the support cross bar 32 can be driven to slide on the support slide rail 311 by extending and retracting the first scissor assembly 331, so that the distance between the adjacent support cross bars 32 is kept the same; the telescopic cylinder 34 can drive the first scissor assembly 331 to extend and retract; the supporting vertical rods 35 are arranged on the supporting cross rods 32 in a rectangular array, and one row of the supporting vertical rods 35 is fixedly connected with the corresponding supporting cross rod; the second scissor assembly 332 is connected to the supporting vertical rods 35 disposed on the same supporting cross rod 32, and can drive the supporting vertical rods 35 to slide along the supporting cross rod 32, and the distances between the adjacent supporting vertical rods 35 on the same supporting cross rod 32 are kept the same; the fifth motor 361 is disposed on the supporting platform 31; the first screw 371 is driven to rotate by the fifth motor 361; the shifting lever 38 is in threaded connection with the first screw rod 371, and is connected with a row of vertical support rods 35, and the shifting lever 38 can be driven to translate by rotating the first screw rod 371, so that the vertical support rods 35 are driven to move along the horizontal support rods 32.

Preferably, the support platform 31 is further provided with a sixth motor 362 and a second screw 372 driven by the sixth motor 362, the shift lever 38 is in threaded connection with the second screw 372, and the first screw 371 and the second screw 372 rotate synchronously to drive the shift lever 38 to move.

The plate supporting mechanism 30 works in the following manner: according to the size of the plate 200, the plate supporting mechanism 30 is adjusted, when the supporting width of the plate supporting mechanism 30 needs to be adjusted, the fifth motor 361 and the sixth motor 362 are started to drive the first screw 371 and the second screw 372 to rotate, so that the shifting lever 38 is driven to translate, the shifting lever drives one row of the supporting vertical rods 35 to slide, the distance between the supporting vertical rods 35 on the same supporting cross rod 32 is synchronously increased through the second scissor assembly 332, and the width of the plate supporting mechanism 30 is increased; when the support length of the panel support mechanism 30 needs to be adjusted, the telescopic cylinder 34 is activated to control the first scissors assembly 331 to extend, so as to increase the distance between the support crossbars 32 and increase the length of the panel support mechanism 30.

As shown in fig. 13 to 15, the bending mechanism 40 includes: the bending device comprises a mounting frame 41, seventh and

eighth motors

421 and 422, third and

fourth screws

431 and 432, first and

second carriages

441 and 442, and two bending assemblies 45. A first sliding groove 411 and a second sliding groove 412 are arranged on the mounting frame 41; the seventh motor 421 and the eighth motor 422 are respectively disposed at one end of the first sliding slot 411 and one end of the second sliding slot 412; threads with opposite thread rotating directions are symmetrically distributed on the third screw 431 and the fourth screw 432 respectively; the first and

second carriages

441 and 442 are supported on the mounting frame 41, the first carriage 441 can slide along the first sliding slot 411 under the driving of the third screw 431, the second carriage 442 can slide along the second sliding slot 412 under the driving of the fourth screw 432, and the first and

second carriages

441 and 442 are symmetrically distributed on two sides of the panel supporting mechanism 30; the two bending assemblies 45 are respectively disposed on the first carriage 441 and the second carriage 442, and can bend the sheet material 200 placed on the panel support mechanism 30.

Preferably, as shown in fig. 15, the bending assembly 45 includes: a first bending hydraulic cylinder 451, a second bending hydraulic cylinder 452, a third bending hydraulic cylinder 453, a fourth bending hydraulic cylinder 454, a first pressing plate 455, a second pressing plate 456, a first bending part 457, and a second bending part 458. The first bending hydraulic cylinder 451 and the second bending hydraulic cylinder 452 are arranged on the bending assembly 45; the third bending hydraulic cylinder 453 and the fourth bending hydraulic cylinder 454 are arranged on the bending assembly 45, the third bending hydraulic cylinder 453 is arranged opposite to the first bending hydraulic cylinder 451, and the fourth bending hydraulic cylinder 454 is arranged opposite to the second bending hydraulic cylinder 452; the first pressure plate 455 and the second pressure plate 456 are respectively connected to the first bending hydraulic cylinder 451 and the third bending hydraulic cylinder 453, and the first pressure plate 455 and the second pressure plate 456 can clamp the slab 200 under the driving of the first bending hydraulic cylinder 451 and the third bending hydraulic cylinder 453; first piece 457 and the second piece 458 that bends with second hydraulic cylinder 452 and the fourth hydraulic cylinder 454 that bends are connected respectively, first piece 457 and the second piece 458 that bends can be in the second hydraulic cylinder 452 and the fourth hydraulic cylinder 454 that bends drive down bends sheet material 200.

The bending mechanism 40 operates in the following manner: the sheet material 200 is stretched between the first pressing plate 455 and the second pressing plate 456, the first bending hydraulic cylinder 451 and the second bending hydraulic cylinder 452 are started, the first pressing plate 455 and the second pressing plate 456 clamp the sheet material 200, and the second bending hydraulic cylinder 452 or the fourth bending hydraulic cylinder 454 is selectively started according to the specific bending direction and the bending angle, so that the sheet material 200 is bent.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a panel beating bending process, its characterized in that uses panel beating bending device to process the sheet material, panel beating bending device include: the device comprises a plate centering mechanism, a grabbing mechanism, a plate supporting mechanism and a bending mechanism, wherein the central lines of the plate centering mechanism, the grabbing mechanism and the plate supporting mechanism are all located in the same vertical plane, and the bending mechanism is symmetrically arranged on two sides of the plate supporting mechanism and can be used for synchronously bending two sides of a plate; the grabbing mechanism comprises: a mounting frame; the third motor is fixedly arranged on the mounting rack, drives the screw rod and can drive the driving screw rod to rotate; the sliding frame is in threaded connection with the driving screw rod and can be driven to slide along the driving screw rod by rotating the driving screw rod; the first telescopic cylinder is arranged on the sliding frame; the grabbing platform is connected with the first telescopic cylinder, and the first telescopic cylinder can control the height of the grabbing platform; the fourth motor is arranged on the grabbing platform; a synchronous stretching mechanism driven by the fourth motor and capable of synchronously stretching; the plurality of suckers are arranged on the synchronous stretching mechanism, and the positions of the suckers are controlled and adjusted by the synchronous stretching mechanism, so that the distances between the plurality of suckers and the center of the grabbing platform are the same;

the sheet material supporting mechanism includes: the supporting platform is provided with supporting slide rails on two sides; the supporting cross rods are arranged in parallel, perpendicular to the supporting slide rails and erected on the supporting slide rails; the first scissor assembly is connected with the supporting cross rod and can drive the supporting cross rod to slide on the supporting slide rail by stretching the first scissor assembly; the second telescopic cylinder can drive the first scissor assembly to stretch; the supporting vertical rods are arranged on the supporting cross rods and can slide along the supporting cross rods;

the second scissor assembly is connected with the supporting vertical rod and can drive the supporting vertical rod to slide on the supporting cross rod; the fifth motor and the sixth motor are arranged at two ends of the sliding rail; the first screw and the second screw are driven to rotate by the fifth motor and the sixth motor respectively; the deflector rod is in threaded connection with the first screw rod and the second screw rod and can pull the second scissor assembly to stretch;

the sheet metal bending process comprises the following steps:

s2: the grabbing mechanism is adjusted according to the size of the plate;

s3: the grabbing mechanism grabs the plate;

s5: the grabbing mechanism places the plate on the plate supporting mechanism;

2. The sheet metal bending process according to claim 1, wherein the sheet metal centering mechanism comprises:

the placing plate is provided with an avoiding groove;

the first motor is arranged at the bottom of the placing plate;

the first screw rod is driven to rotate by the first motor, the first motor is arranged in the middle of the first screw rod, and the rotation directions of threads on the first screw rod, which are positioned on two sides of the first motor, are opposite;

the first shifting plate and the second shifting plate are symmetrically arranged at two ends of the first screw rod and are in threaded connection with the first screw rod;

a first sliding rod and a second sliding rod, wherein the first sliding rod is connected with the first shifting plate, the second sliding rod is connected with the second shifting plate,

through first motor drive, first group board and second group board can follow in step the dodge groove to the place board central direction removes, makes the sheet material remove to place the board middle part.

3. The sheet metal bending process according to claim 2, wherein the sheet metal centering mechanism further comprises:

the second motor is arranged at the bottom of the placing plate;

the second screw is perpendicular to the first screw and is driven to rotate by the second motor, the second motor is arranged in the middle of the second screw, and the rotation directions of threads on the second screw, which are positioned on two sides of the second motor, are opposite;

the third shifting plate and the fourth shifting plate are symmetrically arranged at two ends of the second screw rod and are in threaded connection with the second screw rod;

a third slide bar and a fourth slide bar, wherein the third slide bar is connected with the third shifting plate, the fourth slide bar is connected with the fourth shifting plate,

through the drive of the second motor, the first shifting plate and the second shifting plate can synchronously move along the avoiding groove to the center direction of the placing plate, so that the plate material moves to the middle part of the placing plate.

4. The sheet metal bending process according to claim 1, wherein a suction cup is also arranged in the middle of the grabbing platform.

5. The sheet metal bending process according to claim 1, wherein the synchronous stretching mechanism comprises a driving gear, a first synchronous gear, a second synchronous gear, a third synchronous gear, a fourth synchronous gear, a first synchronous pulley and a second synchronous pulley, the first synchronous pulley is coaxially connected with the first synchronous gear, the second synchronous pulley is coaxially connected with the third synchronous gear, the driving gear is meshed with the first synchronous gear, the first synchronous gear is meshed with the second synchronous gear, the first synchronous pulley is connected with the second synchronous pulley through synchronous belt transmission, the third synchronous gear is meshed with the fourth synchronous gear, the first synchronous gear, the second synchronous gear, the third synchronous gear and the fourth synchronous gear are coaxially connected with a first swing arm, and one end of the first swing arm, which is far away from the grabbing platform, is hinged with a second swing arm, and a swing arm motor is arranged to drive the second swing arm to rotate, and the sucker is arranged at one end, far away from the first swing arm, of the second swing arm.

6. The sheet metal bending process of claim 1, wherein the bending mechanism comprises

The mounting frame is provided with a first sliding groove and a second sliding groove;

the seventh motor and the eighth motor are respectively arranged at one end of the first sliding chute and one end of the second sliding chute;

threads with opposite thread rotating directions are symmetrically distributed on the third screw rod and the fourth screw rod;

the first sliding frame and the second sliding frame are supported on the mounting frame and can be driven by the third screw rod and the fourth screw rod to slide in the first sliding groove and the second sliding groove, and the first sliding frame and the second sliding frame are symmetrically distributed on two sides of the plate material supporting mechanism;

and the two bending assemblies are respectively arranged on the first sliding frame and the second sliding frame and can be used for bending the plate placed on the plate supporting mechanism.

7. The sheet metal bending process of claim 6, wherein the bending assembly comprises:

the first bending cylinder and the second bending cylinder are arranged on the bending assembly;

the third bending cylinder and the fourth bending cylinder are arranged on the bending assembly and are opposite to the first bending cylinder and the second bending cylinder;

the first pressing plate and the second pressing plate are respectively connected with the first bending cylinder and the third bending cylinder, and can clamp the plate under the driving of the first bending cylinder and the third bending cylinder;

first board and the second board of bending, respectively with the cylinder and the fourth cylinder connection of bending of second, first board and the second board of bending can the cylinder and the fourth cylinder drive of bending of second bend is bent the panel down.