CN113695427B

CN113695427B - Bidirectional bending machine

Info

Publication number: CN113695427B
Application number: CN202110996336.8A
Authority: CN
Inventors: 程西伟; 孙素海; 李海峰; 方杰
Original assignee: Anhui Zhongjia Automation Technology Co ltd
Current assignee: Anhui Zhongjia Automation Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2023-11-07
Anticipated expiration: 2041-08-27
Also published as: CN113695427A

Abstract

The invention discloses a bidirectional bending machine, which comprises a base, wherein a fixed workbench and a movable workbench capable of transversely moving along the base are arranged on the base; the fixed workbench comprises a base, a side plate connected with one side of the base and a top plate positioned above the base and connected with the top of the side plate. According to the bidirectional bending machine, two bending procedures are integrated on one bending machine, conveying equipment is reduced, and overturning work is avoided. The same lower die strip is adopted on the equipment, and a first turnover die assembly capable of moving left and right is adopted to bend the plate for the first time; then the plate is moved by a corresponding distance, the plate exits from the first turnover module, and the second turnover module which moves up and down is adopted for performing second bending; the bending equipment is more compact in structure, saves space, shortens processing time, improves processing efficiency, simultaneously guides by adopting synchronous motion structures when the equipment is bent for the first time and bent for the second time, and is high in stability and accuracy.

Description

Bidirectional bending machine

Technical Field

The invention relates to the field of plate processing, in particular to a bidirectional bending machine.

Background

Bending is a common metal plate bending procedure. A sheet bending machine is a machine capable of bending a sheet. A common bending machine can only perform bending work in one direction in one process, and many processed products need to bend in different directions on one plate. For example, the bottom plate of the liner of the refrigerator is formed by embossing a thin aluminum plate through two bending procedures in different directions, the plate needs to be bent upwards for ninety degrees once, and a certain distance behind the bending position needs to be bent downwards for ninety degrees, so that the final finished product is Z-shaped. For such products, the common method on the market is to use two bending machines to work, perform upward bending on a first bending machine, and then convey the plate to the next bending machine to perform downward bending. Or a bending machine and a conveying device are adopted, the plate is bent upwards for the first time, the plate is turned over for 180 degrees through the conveying device, and finally the plate is bent for the second time. Therefore, two pieces of equipment are needed for two bending operations of one workpiece, the processing time is prolonged, the processing equipment is increased, and more space is occupied.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a bidirectional bending machine, which integrates two bending procedures on one bending machine, reduces conveying equipment and avoids overturning work. The same lower die strip is adopted on the equipment, and a first turnover die assembly capable of moving left and right is adopted to bend the plate for the first time; then the plate is moved by a corresponding distance, the plate exits from the first turnover module, and the second turnover module which moves up and down is adopted for performing second bending; the bending equipment is more compact in structure, saves space, shortens processing time, improves processing efficiency, solves the problem that two pieces of equipment are needed for two times of bending work of one workpiece, prolongs processing time, increases processing equipment and occupies more space.

In order to achieve the above purpose, the invention is realized by the following technical scheme: a bidirectional bending machine comprises a base, wherein a fixed workbench and a movable workbench which can transversely move along the base are arranged on the base;

the fixed workbench comprises a base and a side plate connected with one side of the base, a top plate is arranged above the base and connected with the top of the side plate, a plate fixing assembly and a second turnover module are arranged at the bottom of the top plate, a synchronous movement structure I is arranged on the plate fixing assembly, and a synchronous movement structure II is arranged on the second turnover module;

the movable workbench comprises a movable base arranged on a base, a motion block positioned at the bottom of the movable base and a first cylinder connected with the motion block on the base, wherein a first turnover module is arranged at the top of the movable base.

Further limited, the base includes the base frame, and two parallel linear guide and a cylinder mount are installed through the screw to the inboard of base frame, the guide rail slider of removal base bottom with linear guide sliding connection, a cylinder is connected with a cylinder mount through the screw.

Further limited, the sheet material fixed subassembly is including installing two No. two cylinder fixing bases on the roof and be fixed in the lower mould strip at base top, installs No. two cylinders on the No. two cylinder fixing bases, and the piston rod of No. two cylinders is connected with flange one, and two flanges one are connected with the upper surface of mould strip mounting panel through the screw respectively, and the mould strip is installed with the corresponding last mould strip of lower mould strip in the bottom of mould strip mounting panel.

Further limited, the second turnover module comprises two fourth air cylinders arranged on the top plate, a second flange is connected to a piston rod at the bottom end of each fourth air cylinder, a moving frame is arranged at the bottom of each second flange through a screw, first supports are arranged at two ends of the bottom of each moving frame, a first rotary seat is connected between the first supports through a shaft, a second turnover module strip is fixed on each first rotary seat, third air cylinders are arranged at two ends of the top of each moving frame, first racks are connected to the piston rod at the bottom of each third air cylinder, and the first racks respectively penetrate through a first sliding seat arranged at the bottom of each moving frame to be meshed with a first gear on each second shaft.

Further limited, the first turnover module comprises two supports II fixed on the upper surface of the movable base, a rotary seat II is connected between the inner sides of the two supports II through a shaft II, a first turnover module strip is installed on the rotary seat II, no. five cylinders are installed at two ends of the movable base, a piston rod at the top end of each No. five cylinder is connected with a rack II, and the top end of each rack II is meshed with a slide seat II arranged on the upper surface of the movable base and a gear II on the shaft II.

Further defined, the upper surface of the mobile base is also provided with a brush assembly for supporting the plate.

Further limiting, limiting blocks I are fixed at two ends of the die strip mounting plate, and square holes matched with the limiting blocks I are formed at two ends of the lower die strip.

Further limiting, limiting seats are arranged at two ends of the base, and limiting blocks II corresponding to the limiting seats are arranged at two ends of the moving frame.

Further limited, the synchronous motion structure I comprises two guide sleeves I and two base plates, wherein the guide sleeves I and the base plates are arranged on the upper surface of the top plate, a synchronous shaft I is arranged on each base plate through a seat bearing I, synchronous gears I are arranged at two ends of the synchronous shaft I, two fixing seats I are arranged on the upper surface of the mould strip mounting plate through screws, guide posts I are fixed on the fixing seats I, and the top ends of the guide posts I penetrate through the guide sleeves I to be meshed with the synchronous gears I.

Further limited, the synchronous motion structure II comprises two guide sleeves II which are arranged on the upper surface of the top plate, a synchronous shaft II is further arranged on each base plate through a seat bearing II, synchronous gears II are arranged at two ends of the synchronous shaft II, two fixing seats II are fixed on the upper surface of the motion frame, guide posts II are connected to the fixing seats II, and the top ends of the guide posts II penetrate through the guide sleeves II to be meshed with the synchronous gears II.

The invention has the following beneficial effects: according to the bidirectional bending machine, two bending procedures are integrated on one bending machine, conveying equipment is reduced, and overturning work is avoided. The same lower die strip is adopted on the equipment, and a first turnover die assembly capable of moving left and right is adopted to bend the plate for the first time; then the plate is moved by a corresponding distance, the plate exits from the first turnover module, and the second turnover module which moves up and down is adopted for performing second bending; the bending equipment is more compact in structure, saves space, shortens processing time, improves processing efficiency, simultaneously guides by adopting synchronous motion structures when the equipment is bent for the first time and bent for the second time, and is high in stability and accuracy.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic side view of the overall structure of the present invention;

FIG. 3 is a schematic view of the base structure of the present invention;

FIG. 4 is a schematic view of a stationary table according to the present invention;

FIG. 5 is a schematic view of a plate fixing assembly according to the present invention;

FIG. 6 is a schematic diagram of a second flip module assembly according to the present invention;

FIG. 7 is a schematic view of a mobile table according to the present invention;

FIG. 8 is a schematic view of a first flip module assembly according to the present invention;

FIG. 9 is a schematic view of the lateral movement of a mobile station according to the present invention;

FIG. 10 is a schematic view of a mold positioning structure according to the present invention;

fig. 11 is a schematic structural view of the plate after bending.

In the figure: 1. a base; 1-1, a base frame; 1-2, a first air cylinder fixing frame; 1-5, a linear guide rail; 2. a fixed workbench; 2-1, side plates; 2-2, a base; 2-3, top plate; 2-4, a plate fixing assembly; 2-4-1, lower mould strips; 2-4-2, a first limiting block; 2-4-3, a mould strip mounting plate; 2-4-4, upper mould strip; 2-4-5, flange one; 2-4-6, fixing seat I; 2-4-7, no. two cylinders; 2-4-8, a second cylinder fixing seat; 2-4-9, guide sleeve I; 2-4-10, synchronous gear I; 2-4-11, guide post I; 2-4-12, synchronous shaft one; 2-4-13, a first seat bearing; 2-5, a second turnover mould assembly; 2-5-1, gear one; 2-5-2, rack one; 2-5-3, axis one; 2-5-4, a first support; 2-5-5, a first rotary seat; 2-5-6, a second overturning mould strip; 2-5-7, a first sliding seat; 2-5-8, a second limiting block; 2-5-9, a side plate of a moving frame; 2-5-10, a top plate of a moving frame; 2-5-11 parts of a moving frame rib plate, 2-5-12 parts of a moving frame bottom plate; 2-5-13, no. three cylinders; 2-5-14, guide post II; 2-5-15, and a synchronous gear II; 2-5-16, a second seat bearing; 2-5-17, and a synchronizing shaft II; 2-5-18, fixing seat II; 2-5-19, guide sleeve II; 2-5-20, number four air cylinders; 2-5-21, flange II; 2-5-22, limit seats; 2-6, backing plate; 3. a movable table; 3-1, a brush assembly; 3-2, a first flip-die assembly; 3-2-1, a first overturning mould strip; 3-2-2, shaft two; 3-2-3, a rotary seat II; 3-2-4, a second support; 3-2-5, gear II; 3-2-6, a rack II; 3-2-7, a second sliding seat; 3-2-8, a fifth cylinder; 3-3 moving the base; 3-4, a guide rail sliding block; 3-5, a motion block; 3-6, cylinder number one.

Detailed Description

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

Referring to fig. 1 and 2, the present invention provides a technical solution: a bidirectional bending machine comprises a base 1, wherein a fixed workbench 2 and a movable workbench 3 which can transversely move along the base 1 are arranged on the base 1;

referring to fig. 4, the fixed workbench 2 includes a base 2-2, a side plate 2-1 connected to one side of the base 2-2, a top plate 2-3 located above the base 2-2 and connected to the top of the side plate 2-1, a plate fixing assembly 2-4 and a second turnover module 2-5 are installed at the bottom of the top plate 2-3, a synchronous movement structure one is arranged on the plate fixing assembly 2-4, and a synchronous movement structure two is arranged on the second turnover module 2-5;

referring to fig. 7, the movable workbench 3 includes a movable base 3-3 mounted on the base 1, a moving block 3-5 located at the bottom of the movable base 3-3, and a first cylinder 3-6 connected with the moving block 3-5 on the base 1, wherein a first turnover module 3-2 is mounted on the top of the movable base 3-3.

Referring to fig. 3 and 9, the base 1 includes a base frame 1-1, two parallel linear guide rails 1-5 and a first cylinder fixing frame 1-2 are mounted on the inner side of the base frame 1-1 through screws, a guide rail sliding block 3-4 at the bottom of the movable base 3-3 is slidably connected with the linear guide rail 1-5, a first cylinder 3-6 is connected with the first cylinder fixing frame 1-2 through screws, and the purpose of controlling the movable base 3-3 to move transversely can be achieved through expansion and contraction of a piston rod of the first cylinder 3-6.

Referring to fig. 5, the plate fixing assembly 2-4 includes two second cylinder fixing seats 2-4-8 mounted on the top plate 2-3 and a lower die strip 2-4-1 fixed on the top of the base 2-2, the second cylinder fixing seats 2-4-8 are mounted with second cylinders 2-4-7, piston rods of the second cylinders 2-4-7 are connected with flanges 2-4-5, the two flanges 2-4-5 are respectively connected with the upper surface of the die strip mounting plate 2-4-3 through screws, and an upper die strip 2-4-4 corresponding to the lower die strip 2-4-1 is mounted at the bottom of the die strip mounting plate 2-4-3.

Referring to fig. 6, the second turnover module 2-5 includes two fourth cylinders 2-5-20 mounted on the top plate 2-3, a flange 2-5-21 is connected to a piston rod at the bottom end of the two fourth cylinders 2-5-20, a moving frame is mounted at the bottom of the flange 2-5-21 through screws, supports 2-5-4 are respectively arranged at two ends of the bottom of the moving frame, a rotary seat 2-5-5 is connected between the two supports 2-5-4 through a shaft 2-5-3, a second turnover module strip 2-5-6 is fixed on the rotary seat 2-5-5, a third cylinder 2-5-13 is mounted at two ends of the top of the moving frame, a rack 2-5-2 is connected to a piston rod at the bottom of the third cylinder 2-5-13, and the two racks 2-5-2 respectively penetrate through a sliding seat 2-5-7 arranged at the bottom of the moving frame to be meshed with the gears 2-5-1 on the two shafts 2-5-3.

Referring to fig. 8, the first turnover module 3-2 includes two supports 3-2-4 fixed on the upper surface of the movable base 3-3, a rotary base 3-2-3 is connected between the inner sides of the two supports 3-2-4 through a shaft two 3-2-2, a first turnover module bar 3-2-1 is installed on the rotary base two 3-2-3, a fifth cylinder 3-2-8 is installed at two ends of the movable base 3-3, a rack two 3-2-6 is connected to a piston rod at the top end of the fifth cylinder 3-2-8, and the top end of the rack two 3-2-6 is meshed with a gear two 3-2-5 on the shaft two 3-2 through a slide two 3-2-7 arranged on the upper surface of the movable base 3-3.

Referring to fig. 7, the upper surface of the movable base 3-3 is further provided with a brush assembly 3-1 for supporting the plate member.

Referring to fig. 10, two ends of the molding mounting plate 2-4-3 are respectively fixed with a first limiting block 2-4-2, two ends of the lower molding 2-4-1 are respectively provided with a square hole matched with the first limiting block 2-4-2, two ends of the base 2-2 are respectively provided with a second limiting block 2-5-22, and two ends of the moving frame are respectively provided with a second limiting block 2-5-8 corresponding to the second limiting block 2-5-22.

Referring to fig. 5, the synchronous motion structure one includes two guide sleeves one 2-4-9 and two backing plates 2-6 arranged on the upper surface of the top plate 2-3, each backing plate 2-6 is provided with a synchronous shaft one 2-4-12 through a seat bearing one 2-4-13, two ends of the synchronous shaft one are provided with synchronous gears one 2-4-10, the upper surface of the mould strip mounting plate 2-4-3 is provided with two fixing seats one 2-4-6 through screws, the fixing seats one 2-4-6 are fixedly provided with guide posts one 2-4-11, the top ends of the guide posts one 2-4-11 penetrate through the guide sleeves one 2-4-9 to be meshed with the synchronous gears one 2-4-10, and in the process that the mould strip mounting plate 2-4-3 is driven by a second cylinder 2-4-7, the guide posts one 2-4-11 drive the two synchronous gears one 2-4-10 and the synchronous shaft one 2-4-12 to synchronously rotate so as to realize operation stability.

Referring to fig. 6, the synchronous motion structure two comprises two guide sleeves 2-5-19 mounted on the upper surface of the top plate 2-3, a synchronous shaft 2-5-17 is mounted on each backing plate 2-6 through a seat bearing 2-5-16, synchronous gears 2-5-15 are mounted at two ends of the synchronous shaft 2-5-17, two fixing seats 2-5-19 are fixed on the upper surface of the motion frame, guide posts 2-5-14 are connected to the fixing seats 2-5-19, the top ends of the guide posts 2-5-14 penetrate through the guide sleeves 2-5-19 and are meshed with the synchronous gears 2-5-15, and racks on the guide posts 2-5-14 drive the synchronous gears 2-5-15 and the synchronous shafts 2-5-17 to synchronously rotate in the lifting process of the motion frame driven by the fourth cylinder 2-5-20, so that stable operation synchronization is realized.

Referring to fig. 6, the moving frame comprises a moving frame bottom plate 2-5-12 and a moving frame top plate 2-5-10, wherein the moving frame top plate 2-5-10 and the two ends of the moving frame bottom plate 2-5-12 are fixed through moving frame side plates 2-5-9, and moving frame rib plates 2-5-11 are vertically fixed at equal intervals on the bottom of the moving frame top plate 2-5-10 and the upper surface support of the moving frame bottom plate 2-5-12, so that the reinforcing effect is achieved.

Referring to fig. 1-11, the operation is as follows: after the plate is conveyed to a designated position, the plate is parked on the lower die strip 2-4-1, and the movable workbench 3 is driven by the first cylinder 3-6 to approach the fixed workbench 2, so that the first turnover die strip 3-2-1 is close to the lower die strip 2-4-1; the plate fixing assembly 2-4 is driven by a second air cylinder 2-4-7 to move downwards, the pressed plate is tightly attached to the lower die strip 2-4-1, and then a fifth air cylinder 3-2-8 drives the first overturning die strip 3-2-1 to rotate for 90 degrees, so that first bending is realized; then the first cylinder 3-6 drives the movable workbench 3 to be far away from the fixed workbench 2, the fourth cylinder 2-5-20 drives the second turnover die assembly 2-5 to move downwards to be close to the lower die strip 2-4-1, and the third cylinder 2-5-13 drives the second turnover die strip 2-5-6 to rotate for 90 degrees to realize second bending.

The invention integrates the two bending procedures on one bending machine, reduces conveying equipment and avoids overturning work. The same lower die strip 2-4-1 is adopted on the equipment, and a first turnover die assembly 3-2 capable of moving left and right is adopted to bend the plate for the first time; then the plate is moved by a corresponding distance, the plate is withdrawn from the first turnover mould 3-2, and the second turnover mould assembly 2-5 which moves up and down is adopted for carrying out second bending; the bending equipment is more compact in structure, saves space, shortens processing time, improves processing efficiency, simultaneously guides by adopting synchronous motion structures when the bending equipment is bent for the first time and bent for the second time, and is more stable in operation and high in bending accuracy.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-way bender, includes base, its characterized in that: the base is provided with a fixed workbench and a movable workbench which can move transversely along the base;

the movable workbench comprises a movable base, a moving block and a first cylinder, wherein the movable base is erected on the base, the moving block is positioned at the bottom of the movable base, the first cylinder is connected with the moving block on the base, and a first turnover die assembly is installed at the top of the movable base;

the second overturning module comprises two No. four cylinders arranged on a top plate, a second flange is connected to a piston rod at the bottom end of each No. four cylinder, a moving frame is arranged at the bottom of each second flange through screws, first supports are arranged at two ends of the bottom of each moving frame, a first rotary seat is connected between the two first supports through a shaft connection, a second overturning module strip is fixed on each first rotary seat, a third cylinder is arranged at two ends of the top of each moving frame, first racks are connected to the piston rod at the bottom of each third cylinder, and the first racks respectively penetrate through a first sliding seat arranged at the bottom of each moving frame to be meshed with a first gear on each shaft.

2. A bi-directional bending machine according to claim 1, wherein: the base comprises a base frame, two parallel linear guide rails and a first air cylinder fixing frame are arranged on the inner side of the base frame through screws, a guide rail sliding block at the bottom of the movable base is in sliding connection with the linear guide rails, and the first air cylinder is connected with the first air cylinder fixing frame through screws.

3. A bi-directional bending machine according to claim 1, wherein: the sheet material fixed subassembly is including installing two No. two cylinder fixing bases on the roof and be fixed in the lower mould strip at base top, installs No. two cylinders on the No. two cylinder fixing bases, and the piston rod of No. two cylinders is connected with flange one, and two flange one are connected with the upper surface of mould strip mounting panel through the screw respectively, and the mould strip is installed with the corresponding last mould strip of lower mould strip in the bottom of mould strip mounting panel.

4. A bi-directional bending machine according to claim 1, wherein: the first overturning module comprises two supports II fixed on the upper surface of the movable base, a rotary seat II is connected between the inner sides of the two supports II through a shaft II, a first overturning module strip is installed on the rotary seat II, a No. five cylinder is installed at two ends of the movable base, a piston rod at the top end of the No. five cylinder is connected with a rack II, and the top end of the rack II is meshed with a slide seat II arranged on the upper surface of the movable base and a gear II on the shaft II through a shaft II.

5. A bi-directional bending machine according to claim 1, wherein: the upper surface of the movable base is also provided with a brush assembly for supporting the plate.

6. A two-way bending machine according to claim 3, wherein: the two ends of the die strip mounting plate are respectively fixed with a first limiting block, and the two ends of the lower die strip are respectively provided with square holes matched with the first limiting blocks.

7. A bi-directional bending machine according to claim 1, wherein: limiting seats are arranged at two ends of the base, and limiting blocks II corresponding to the limiting seats are arranged at two ends of the moving frame.

8. A bi-directional bending machine according to claim 6, wherein: the first synchronous motion structure comprises two guide sleeve I and two base plates, wherein the guide sleeve I and the two base plates are arranged on the upper surface of the top plate, each base plate is provided with a first synchronous shaft through a first seat bearing, two ends of the first synchronous shaft are provided with first synchronous gears, the upper surface of the die strip mounting plate is provided with two first fixing seats through screws, the first fixing seats are fixedly provided with first guide posts, and the top ends of the first guide posts penetrate through the first guide sleeve and are meshed with the first synchronous gears.

9. A bi-directional bending machine according to claim 8, wherein: the second synchronous motion structure comprises two guide sleeves II which are arranged on the upper surface of the top plate, a second synchronous shaft is further arranged on each backing plate through a second seat bearing, two ends of the second synchronous shaft are respectively provided with a second synchronous gear, the upper surface of the motion frame is fixedly provided with two second fixing seats, the second fixing seats are connected with guide posts II, and the top ends of the guide posts II penetrate through the second guide sleeves to be meshed with the second synchronous gears.