CN217474502U

CN217474502U - Flat plate bending and forming device

Info

Publication number: CN217474502U
Application number: CN202220692917.2U
Authority: CN
Inventors: 王林雨; 韩军章; 卢书栋; 曹春庆; 赵伟
Original assignee: Laiwu Wanfang Coal Mine Machinery Co ltd
Current assignee: Laiwu Wanfang Coal Mine Machinery Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-09-23
Anticipated expiration: 2032-03-25

Abstract

The application relates to the field of flat plate bending technology, and discloses a flat plate bending forming device, which comprises a hydraulic machine, a lower pressing block and an upper pressing block, wherein the lower pressing block is connected to the base of the hydraulic machine, a forming groove used for bending a flat plate is formed in the lower pressing block, the forming groove is an arc-shaped groove, the upper pressing block is connected to a lifting platform of the hydraulic machine, and the upper pressing block is fixedly connected with the forming block matched with the forming groove. This application has the dull and stereotyped homoenergetic that makes different length and bends the shaping through bending forming device, improves the effect of bending forming device's suitability.

Description

Flat plate bending and forming device

Technical Field

The application relates to the field of flat plate bending technology, in particular to a flat plate bending forming device.

Background

In to coal mine machinery production course of working, need use a large amount of sheet metal, in order to satisfy the demand of different equipment, often can produce the arc that has certain radian, current arc mostly bends through the flat board and makes.

At present, the utility model discloses a chinese utility model patent that publication number is CN210614727U discloses a steel bending device, comprises a workbench, the workstation top is provided with cylinder and limit baffle, limit baffle is the arc, the flexible axial of cylinder limit baffle is close to or keeps away from, the telescopic shaft front end of cylinder is provided with the curved punching press piece of detachable, limit baffle with be provided with the detachable module of bending between the punching press piece, the module of bending is circular-arc, the outside of the module of bending is hugged closely limit baffle's inboard, the arc length of the module of bending is less than limit baffle's arc length.

In view of the above-mentioned related technologies, the inventor believes that when a worker bends a steel material using a bending device, the worker can only bend the steel plate with a specific length, and when the worker encounters a steel plate with a long length, the worker needs to replace a stamping block and a bending module to adapt to the steel plates with different lengths, which results in a defect of low applicability of the bending device.

SUMMERY OF THE UTILITY MODEL

In order to alleviate the lower problem of bending device's suitability, this application provides a dull and stereotyped forming device that bends.

The application provides a dull and stereotyped forming device that bends adopts following technical scheme:

the utility model provides a dull and stereotyped forming device that bends, includes hydraulic press, lower briquetting and last briquetting, the briquetting is connected down on the base of hydraulic press, set up the shaping groove that is used for bending the dull and stereotyped on the briquetting down, the shaping groove is circular-arc, it connects to go up the briquetting on the elevating platform of hydraulic press, go up fixedly connected with on the briquetting with the shaping piece of shaping groove looks adaptation.

By adopting the technical scheme, the forming groove is formed in the lower pressing block, the forming block is fixedly connected to the upper pressing block, when the flat plate needs to be bent, one end of the flat plate is placed on the lower pressing block, the hydraulic press drives the upper pressing plate to move downwards to perform stamping bending on the flat plate, then the upper pressing block is driven by the hydraulic press to perform stamping bending on each position of the flat plate section by section, so that the flat plate is bent into the arc-shaped plate, the flat plate is stamped and bent section by utilizing the upper pressing block and the lower pressing block, the flat plates with different lengths can be bent and formed into the arc-shaped plate through the bending forming device, and the applicability of the bending forming device is improved.

Preferably, one side of the lower pressing block, which is close to the upper pressing block, further comprises a planar portion, the forming groove is located at a position close to one side of the lower pressing block, the planar portion is located at a position close to the other side of the lower pressing block, and the planar portion is located at a side close to the feeding of the hydraulic press.

By adopting the technical scheme, the plane part is arranged on one side of the lower pressing block close to the upper pressing block, when the flat plate placed on the lower pressing block is punched and bent, the flat plate is supported by the plane part of the lower pressing block, and the possibility that the part of the flat plate which is not bent is creased due to natural sagging in the punching and bending process is reduced.

Preferably, the lower pressing block is detachably connected with a base of the hydraulic machine, and the upper pressing block is detachably connected with a lifting platform of the hydraulic machine.

Through adopting above-mentioned technical scheme, all can dismantle the connection on the hydraulic press with lower briquetting and last briquetting, when needs bend the arcuation board of different radians with the flat board, through changing lower briquetting and last briquetting on the hydraulic press to the radian that makes last shaping groove of lower briquetting changes, makes lower briquetting and last briquetting can carry out the punching press to the flat board and bend into the arcuation board of different radians, further improves the forming device's of bending suitability.

Preferably, a plurality of first screws are fixedly connected to a base of the hydraulic press, a plurality of first connecting blocks are fixedly connected to the lower pressing block, the plurality of first screws and the plurality of first connecting blocks are arranged in a one-to-one correspondence manner, and a first nut is in threaded connection with each first screw after the first screw penetrates through the corresponding first connecting block; a plurality of second screw rods are fixedly connected to a lifting platform of the hydraulic machine, a plurality of second connecting blocks are fixedly connected to the upper pressing block, the plurality of second screw rods and the plurality of second connecting blocks are arranged in a one-to-one correspondence mode, and each second screw rod penetrates through the corresponding second connecting block and then is connected with a second nut in a threaded mode.

By adopting the technical scheme, the plurality of first bolts are fixedly connected to the base of the hydraulic press, and when the lower pressing block needs to be fixed, the first nuts are screwed, so that each first nut is tightly abutted against the corresponding first connecting block, and the lower pressing block is fixed. When needs are fixed to the top board, twist and move the second nut, make every second nut support tightly rather than the second connecting block that corresponds to it is fixed with the briquetting, when needs are changed the top board and are pressed down the briquetting, unscrew first nut and second nut, make first nut and second nut break away from respectively from first screw rod and second screw rod, thereby dismantle from the hydraulic press briquetting and last briquetting down, improve the convenience that briquetting and last briquetting were changed down.

Preferably, the hydraulic press is provided with a supporting mechanism, the supporting mechanism comprises a supporting plate for supporting the flat plate, and the supporting plate is fixedly connected with the hydraulic press.

Through adopting above-mentioned technical scheme, fixed connection bearing board on the hydraulic press when bending the flat board, utilizes bearing board to carry out the bearing to the flat board that needs bend, reduces and is bending the flat board in-process, needs the staff straight to carry out the possibility that supports to the flat board, improves the convenience of flat board at the in-process of bending.

Preferably, the supporting mechanism further comprises a plurality of supporting rollers for supporting the flat plate, the plurality of supporting rollers are rotatably connected to the supporting plate, the rotation axis of each supporting roller is perpendicular to the moving direction of the flat plate, and the rotation axis of each supporting roller is parallel to the supporting plate.

Through adopting above-mentioned technical scheme, set up a plurality of bearing rollers on the bearing board, when the staff promoted progressively to move between dull and stereotyped briquetting and the top board down, the friction between bearing roller and the flat board was rolling friction to reduce the frictional force between flat board and the bearing mechanism, improve the convenience of dull and stereotyped at the removal in-process.

Preferably, the bearing plate is provided with a guide mechanism for guiding the movement of the flat plate, the guide mechanism comprises two guide plates, the two guide plates are connected with the bearing plate, one of the guide plates is positioned at a position close to one side of the bearing plate, the other guide plate is positioned at a position close to the other side of the bearing plate, the two guide plates are arranged oppositely, and one ends of the two guide plates, far away from the lower pressing block, are inclined towards the direction far away from each other.

By adopting the technical scheme, the two guide plates are fixed on the bearing plate, and the two guide plates are used for guiding the movement of the flat plate, so that the possibility that the flat plate is deviated in the moving process to influence the bending forming effect is reduced, and the stability of the flat plate in the bending forming process is improved.

Preferably, guiding mechanism still includes adjusting part, adjusting part includes two-way lead screw, hand wheel and two sliding blocks, two-way lead screw rotates to be connected on the bearing board, the hand wheel with two-way lead screw fixed connection, two the equal sliding connection of sliding block is in on the bearing board, two the sliding block all with two-way lead screw threaded connection, two the sliding block respectively with two deflector fixed connection, two way lead screw drive is two the deflector removes to the direction that is close to each other or keeps away from.

Through adopting above-mentioned technical scheme, rotate on the bearing board and connect two-way lead screw, drive two-way lead screw through rotating the hand wheel and rotate, two-way lead screw rotate drive rather than two sliding block removal of threaded connection, two sliding block removal drive two deflectors to the direction removal that is close to each other or keeps away from to adjust the distance between two deflectors, make two deflectors can lead to the flat board of different width, improve the flexibility that guiding mechanism used.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the base of the hydraulic press is provided with a lower pressing block, the lower pressing block is provided with a forming groove, an upper pressing block is arranged on a lifting platform of the hydraulic press, the upper pressing block is fixedly connected into a forming block, when a flat plate needs to be bent, one end of the flat plate is placed on the lower pressing block, the hydraulic press is started, the hydraulic press drives the upper pressing plate to move downwards to perform stamping bending on the flat plate, the upper pressing block is driven by the hydraulic press to perform stamping bending on each position of the flat plate section by section, so that the flat plate is bent into an arc-shaped plate, the upper pressing block and the lower pressing block are utilized to perform stamping bending on the flat plate section by section, the flat plates with different lengths can be bent into the arc-shaped plate through a bending forming device, and the applicability of the bending forming device is improved;

2. the upper pressing block and the lower pressing block can be detachably connected to the hydraulic press, when the flat plate needs to be bent into arc-shaped plates with different radians, the lower pressing block and the upper pressing block on the hydraulic press are replaced, so that the flat plate can be punched and bent into the arc-shaped plates with different radians by the lower pressing block and the upper pressing block, and the applicability of the bending and forming device is further improved;

3. through setting up bearing mechanism on the hydraulic press, utilize bearing mechanism to carry out the bearing to the dull and stereotyped that needs bend, reduce the in-process of bending the dull and stereotyped, need the staff straight to carry out the possibility of supporting to the dull and stereotyped, improve the convenience of dull and stereotyped at the in-process of bending.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an upper pressure block in the embodiment of the present application;

FIG. 3 is a schematic view of the structure of a lower pressure block in the embodiment of the present application;

figure 4 is a schematic view of the construction of the racking mechanism of the present application.

Reference numerals are as follows: 100. a hydraulic press; 200. pressing a block; 210. forming a groove; 220. a planar portion; 230. a first screw; 240. a first connection block; 250. a first nut; 300. pressing the block; 310. forming a block; 320. a second screw; 330. a second connecting block; 340. a second nut; 400. a support mechanism; 410. a support plate; 420. a carrying roller; 430. a support bar; 500. a guide mechanism; 510. a guide plate; 520. an adjustment assembly; 521. a bidirectional lead screw; 522. a hand wheel; 523. a sliding block; 524. and (4) sliding grooves.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses dull and stereotyped forming device that bends.

Referring to fig. 1 and 2, the flat plate bending and forming device comprises a hydraulic machine 100, wherein a base of the hydraulic machine 100 is provided with a lower pressing block 200, the horizontal section of the lower pressing block 200 is rectangular, the upper surface of the lower pressing block 200 is provided with a forming groove 210, the forming groove 210 is formed along the length direction of the lower pressing block 200, and the section of the forming groove 210, which is perpendicular to the length direction of the forming groove, is arc-shaped. An upper pressing block 300 is installed on the lifting platform of the hydraulic machine 100, the upper pressing block 300 is positioned below the lifting platform of the hydraulic machine 100, a forming block 310 matched with the forming groove 210 is fixedly connected to the lower end of the upper pressing block 300, and the forming block 310 is positioned above the forming groove 210. When the flat plate needs to be bent, one end of the flat plate is placed above the forming groove 210, then the hydraulic press 100 is started, the hydraulic press 100 is used for driving the upper pressing block 300 to descend to perform stamping bending on the flat plate, the flat plate is pushed by an operator to enable the hydraulic press 100 to perform stamping bending on each position of the flat plate section by section, so that the flat plate is bent into an arc-shaped plate, the upper pressing block 300 and the lower pressing block 200 are used for performing stamping bending on the flat plate section by section, the flat plates with different lengths can be bent and formed through the bending forming device, and the applicability of the bending forming device is improved.

Install the bearing mechanism 400 that is used for carrying out the bearing to the flat board on the hydraulic press 100, utilize bearing mechanism 400 to carry out the bearing to the flat board, reduce the flat board and need the staff to carry out the possibility of bearing to it in the forming process of bending, improve the convenience that the forming device used of bending. The guide mechanism 500 is installed on the supporting mechanism 400, and the guide mechanism 500 is used for guiding the movement of the flat plate, so that the possibility that the flat plate deviates in the moving process to influence the bending forming effect is reduced.

Referring to fig. 1, the upper surface of the lower press block 200 is provided with a planar portion 220, and the planar portion 220 is located on a side of the forming groove 210 close to the supporting mechanism 400. The flat plate is supported by the flat part 220 of the lower pressing block 200, so that the possibility that the part which is not bent is creased due to natural sagging of the flat plate in the stamping and bending process is reduced.

Referring to fig. 1, 2 and 3, a plurality of vertically arranged first screws 230 are fixedly connected to a base of the hydraulic machine 100, a plurality of first connecting blocks 240 are fixedly connected to a side wall of the lower pressing block 200, the plurality of first connecting blocks 240 and the plurality of first screws 230 are arranged in a one-to-one correspondence manner, each first screw 230 is arranged on the corresponding first connecting block 240 in a penetrating manner, each first screw 230 is slidably connected with the corresponding first connecting block 240, a first nut 250 is sleeved on each first screw 230 after penetrating through the corresponding first connecting block 240, and each first nut 250 is in threaded connection with the first screw 230 sleeved with the first nut 250.

A plurality of vertical second screw rods 320 are fixedly connected to the lower portion of the lifting platform of the hydraulic machine 100, a plurality of second connecting blocks 330 are fixedly connected to the side wall of the upper pressing block 300, the second connecting blocks 330 are arranged in a one-to-one correspondence with the second screw rods 320, each second screw rod 320 is arranged on the corresponding second connecting block 330 in a penetrating mode, each second screw rod 320 is connected with the corresponding second connecting block 330 in a sliding mode, each second screw rod 320 penetrates through the corresponding second connecting block 330 and then is sleeved with a second nut 340, and each second nut 340 is connected with the second screw rod 320 in a threaded mode. The lower pressing block 200 is detachably connected to the base of the hydraulic machine 100 through the matching of the first screw 230 and the first nut 250, the upper pressing plate is detachably connected to the lifting platform of the hydraulic machine 100 through the matching of the second screw 320 and the second nut 340, when the bending radian of the flat plate needs to be changed, the first nut 250 and the second nut 340 are unscrewed, the first nut 250 and the second nut 340 are separated from the first screw 230 and the second screw 320 respectively, the lower pressing block 200 and the upper pressing block 300 are detached from the hydraulic machine 100, the lower pressing block 200 and the upper pressing block 300 are convenient to replace, the flat plate can be bent into arc-shaped plates with different radians by the bending forming device, and the applicability of the bending forming device is improved.

Referring to fig. 1 and 4, the supporting mechanism 400 includes a horizontally disposed supporting plate 410, the cross section of the supporting plate 410 in the horizontal direction is rectangular, the supporting plate 410 is fixedly connected to one side of the hydraulic machine 100 for feeding, two vertically disposed supporting rods 430 are fixedly connected to the lower side of the supporting plate 410, the two supporting rods 430 are located at positions close to one end of the supporting plate 410 away from the hydraulic machine 100, a plurality of supporting rollers 420 are rotatably connected to the upper side of the supporting plate 410, the rotating axes of the supporting rollers 420 are all parallel to the supporting plate 410, the rotating axes of the supporting rollers 420 are parallel to the length direction of the forming groove 210, and the supporting rollers 420 are disposed at equal intervals along the length direction of the supporting plate 410. Utilize a plurality of bearing rollers 420 to carry out the bearing to the flat board, when the staff promoted progressively to move between dull and stereotyped briquetting 200 and the top board down, bearing roller 420 and the friction between the flat board were rolling friction to reduce the frictional force between dull and stereotyped and the supporting mechanism 400, make things convenient for dull and stereotyped removal.

Referring to fig. 1 and 4, the guide mechanism 500 includes an adjusting assembly 520, the adjusting assembly 520 includes a bidirectional screw 521 rotatably connected above the supporting plate 410, a rotation axis of the bidirectional screw 521 is parallel to a rotation axis of the supporting roller 420, one end of the bidirectional screw 521 is coaxially and fixedly connected with a hand wheel 522, and two sliding blocks 523 are threadedly connected on the bidirectional screw 521. The groove 524 that slides has been seted up to the top of bearing board 410, the groove 524 that slides is seted up along the length direction of two-way lead screw 521, the equal sliding connection of two sliding block 523 is in the groove 524 that slides, the equal fixedly connected with deflector 510 in the top of two sliding block 523, two deflectors 510 are all perpendicular with bearing board 410, two deflectors 510 are all the position that is located bearing board 410 and is close to hydraulic press 100 one end, the one end that hydraulic press 100 was kept away from to the direction slope of keeping away from each other to two deflectors 510. The two guide plates 510 are used for guiding the movement of the flat plate, so that the possibility of deviation of the flat plate in the moving process is reduced, and the stability of the flat plate in the moving process is improved. When the flat board of different width is bent in needs, the staff rotates hand wheel 522, and hand wheel 522 rotates and drives two-way lead screw 521 and rotates, and two-way lead screw 521 rotate and drive two sliding blocks 523 and remove to the direction that is close to each other or keeps away from, and two sliding blocks 523 remove and drive two deflectors 510 and remove to adjust the distance between two deflectors 510, make two deflectors 510 can lead to the flat board of different width, improve the flexibility that deflectors 510 used.

The implementation principle of the flat plate bending and forming device in the embodiment of the application is as follows: the lower pressing block 200 is installed on the base of the hydraulic press 100, the arc-shaped forming groove 210 is formed in the lower pressing block 200, the upper pressing block 300 is installed on the lifting platform of the hydraulic press 100, the forming block 310 matched with the forming groove 210 is fixedly connected to the upper pressing block 300, when a flat plate needs to be bent, one end of the flat plate is placed on the lower pressing block 200, the hydraulic press 100 is started, the hydraulic press 100 drives the upper pressing block to move downwards to perform stamping bending on the flat plate, the upper pressing block 300 is driven by the hydraulic press 100 to perform stamping bending on each position of the flat plate section by section, the flat plate is bent into an arc-shaped plate, the upper pressing block 300 and the lower pressing block 200 are used for performing stamping bending on the flat plate section by section, the flat plates with different lengths can be bent and formed through the bending forming device, and the applicability of the bending forming device is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a dull and stereotyped forming device that bends which characterized in that: the bending device comprises a hydraulic machine (100), a lower pressing block (200) and an upper pressing block (300), wherein the lower pressing block (200) is connected to a base of the hydraulic machine (100), a forming groove (210) used for bending a flat plate is formed in the lower pressing block (200), the forming groove (210) is an arc-shaped groove, the upper pressing block (300) is connected to a lifting platform of the hydraulic machine (100), and the upper pressing block (300) is fixedly connected with a forming block (310) matched with the forming groove (210).

2. The flat plate bending and forming device according to claim 1, wherein: one side, close to the upper pressing block (300), of the lower pressing block (200) further comprises a plane portion (220), the forming groove (210) is located at a position close to one side of the lower pressing block (200), the plane portion (220) is located at a position close to the other side of the lower pressing block (200), and the plane portion (220) is located at a side close to feeding of the hydraulic press (100).

3. The flat plate bending and forming device according to claim 2, wherein: the lower pressing block (200) is detachably connected with a base of the hydraulic machine (100), and the upper pressing block (300) is detachably connected with a lifting platform of the hydraulic machine (100).

4. The flat plate bending and forming device according to claim 3, wherein: a plurality of first screw rods (230) are fixedly connected to a base of the hydraulic machine (100), a plurality of first connecting blocks (240) are fixedly connected to the lower pressing block (200), the first screw rods (230) and the first connecting blocks (240) are arranged in a one-to-one correspondence manner, and a first nut (250) is in threaded connection with each first screw rod (230) after penetrating through the corresponding first connecting block (240); a plurality of second screws (320) are fixedly connected to a lifting platform of the hydraulic machine (100), a plurality of second connecting blocks (330) are fixedly connected to the upper pressing block (300), the second screws (320) and the second connecting blocks (330) are arranged in a one-to-one correspondence mode, and each second screw (320) penetrates through the second connecting block (330) corresponding to the second screw and then is connected with a second nut (340) in a threaded mode.

5. The flat plate bending and forming device according to claim 1, wherein: the supporting mechanism (400) is arranged on the hydraulic machine (100), the supporting mechanism (400) comprises a supporting plate (410) used for supporting the flat plate, and the supporting plate (410) is fixedly connected with the hydraulic machine (100).

6. The plate bending and forming device according to claim 5, wherein: the supporting mechanism (400) further comprises a plurality of supporting rollers (420) used for supporting the flat plate, the supporting rollers (420) are connected to the supporting plate (410) in a rotating mode, the rotating axis of each supporting roller (420) is perpendicular to the moving direction of the flat plate, and the rotating axis of each supporting roller (420) is parallel to the supporting plate (410).

7. The plate bending and forming device according to claim 6, wherein: be provided with on bearing plate (410) and be used for carrying out guiding guide mechanism (500) to dull and stereotyped removal, guide mechanism (500) include two deflector (510), two deflector (510) all with bearing plate (410) are connected, one of them deflector (510) are located and are close to the position of bearing plate (410) one side, another deflector (510) are located and are close to the position of bearing plate (410) opposite side, and two deflector (510) set up relatively, two deflector (510) are kept away from the one end of briquetting (200) inclines to the direction of keeping away from each other down.

8. The flat plate bending and forming device according to claim 7, wherein: the guide mechanism (500) further comprises an adjusting component (520), the adjusting component (520) comprises a bidirectional lead screw (521), a hand wheel (522) and two sliding blocks (523), the bidirectional lead screw (521) is rotatably connected to the bearing plate (410), the hand wheel (522) is fixedly connected with the bidirectional lead screw (521), the two sliding blocks (523) are slidably connected to the bearing plate (410), the two sliding blocks (523) are in threaded connection with the bidirectional lead screw (521), the two sliding blocks (523) are respectively fixedly connected with the two guide plates (510), and the bidirectional lead screw (521) drives the two guide plates (510) to move towards directions close to or away from each other.