CN212821982U - Bending device - Google Patents

Abstract

The utility model relates to a bending device, including the chassis, first strut, the second strut, the third strut, the fourth strut, compress tightly the subassembly, bend subassembly and conveying assembly, first strut, the second strut, third strut and fourth strut are fixed in proper order at the upside of chassis from a left side to the right side, first strut, the second strut, be equipped with a compress tightly the subassembly on third strut and the fourth strut, the left side of first strut and second strut and the right side of third strut and fourth strut all are equipped with a bending subassembly; the utility model discloses can once only accomplish the processing of bending at a plurality of positions of sheet metal, need not frequent compressing tightly and loosen sheet metal and frequent removal and location, still possess the function of automatic transport simultaneously to simplify the operation greatly, improved machining efficiency, labour saving and time saving.

Description

Bending device

Technical Field

The utility model relates to a bending device.

Background

Bending refers to a process of applying pressure to a material to enable the material to be elastically deformed firstly and then plastically deformed, and the bending method is widely applied to the processing process of metal plates, the bending of the metal plates needs to be completed by means of a bending machine, most of the existing bending machines can only bend a single part, when the metal plates are long and have a plurality of bending parts, each bending part can only be sequentially arranged in the bending machine to be completed, the metal plates need to be frequently pressed and loosened in the process, the machining precision is guaranteed by frequent moving and positioning, the operation is complex, time and labor are wasted, the machining efficiency is low, and the method is to be further improved.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a bending device that has simplified the operation greatly has improved machining efficiency, labour saving and time saving is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a bending device is characterized by comprising a base frame, a first support frame, a second support frame, a third support frame, a fourth support frame, a pressing assembly, a bending assembly and a conveying assembly, wherein the first support frame, the second support frame, the third support frame and the fourth support frame are sequentially fixed on the upper side of the base frame from left to right; the supporting plate is transversely fixed on the upper side of the right end of the bottom frame, the bearing seats comprise a plurality of bearing seats which are sequentially fixed on the upper side of the supporting plate from front to back, the rotating shaft is transversely arranged between the bearing seats in an inserting mode, two transmission assemblies which are symmetrically distributed front and back are arranged on the rotating shaft, the driving assemblies are arranged on the supporting plate and connected with the two transmission assemblies, and the transmission assemblies comprise a driving belt wheel, a first wheel frame, a first driven belt wheel, a second wheel frame, a conveying belt, a third wheel frame, a fourth wheel frame, a second driven belt wheel, a third driven belt wheel, a fourth driven belt wheel, a fifth driven belt wheel, a first bolt and a second bolt; the driving belt wheel is sleeved and fixed on the rotating shaft, the first wheel frame is arranged above the supporting plate and on the left side of the driving belt wheel, the first driven belt wheel is rotatably arranged in the first wheel frame, the third support frames comprise three third support frames, the three third support frames are respectively fixed on the left side and the right side of the second support frame and the left side of the third support frame, a fourth driven belt wheel and a fifth driven belt wheel are arranged in each third support frame, the fourth driven belt wheel is arranged above the fifth driven belt wheel, the third wheel frame is fixed on the right side of the first support frame, and the fourth wheel frame is arranged below the third wheel frame; the second driven pulley is rotatably arranged in the third wheel frame, the third driven pulley is rotatably arranged in the fourth wheel frame, the conveying belt is arranged among the first support frame, the second support frame, the third support frame and the fourth support frame in an inserting mode and sleeved outside the driving pulley, the second driven pulley, the third driven pulley and the third driven pulley, the first driven pulley and the third driven pulley are all tightly pressed on the outer side of the upper portion of the conveying belt, the first bolts comprise two bolts, the two first bolts are transversely inserted and screwed in the first support frame, the threaded ends of the two first bolts are rotatably connected to the left side of the fourth wheel frame, the second bolts comprise two bolts, the two second bolts are vertically inserted and screwed in the supporting plate, and the upper ends of the two second bolts are rotatably connected to the lower side of the first wheel frame.

Preferably, drive assembly includes motor, first sprocket, second sprocket and chain, the motor is fixed at the upside of layer board and is located the right side of pivot, the axis of rotation of motor transversely sets up, first sprocket cover is established and is fixed in the axis of rotation of motor, second sprocket cover is established and is fixed in the pivot, the chain cover is established on first sprocket and second sprocket.

Preferably, the compressing assembly comprises a first cylinder, a frame, guide rails, sliders and a compressing frame, the guide rails which are vertically distributed are fixed on the inner walls of the left side and the right side of the frame, the compressing frame is transversely arranged, the rear end of the compressing frame extends into the frame through the opening of the front side of the frame, a plurality of vertically-arranged sliders are fixed on the left side and the right side of the compressing frame, the sliders are all sleeved on the left guide rail, the sliders on the right side are all sleeved on the guide rails on the right side, and the first cylinder is arranged below the frame.

Preferably, the first cylinders in the four hold-down assemblies are respectively fixed to the lower sides of the rear ends of the first support frame, the second support frame, the third support frame and the fourth support frame, and the telescopic ends of the first cylinders in the four hold-down assemblies respectively penetrate through the first support frame, the second support frame, the third support frame and the fourth support frame upwards and are respectively fixed to the lower sides of the rear ends of the hold-down frames in the four hold-down assemblies.

Preferably, the bending assembly comprises a first U-shaped frame, a second cylinder, a second U-shaped frame, a traction rod, a traction shaft, a third U-shaped frame, an arc bending plate and a force equalizing plate, the second cylinder is rotatably arranged in the U-shaped frame, the telescopic end of the second cylinder is upwards arranged, one end of the traction rod is rotatably connected to the telescopic end of the second cylinder, the second U-shaped frame is fixed in the third U-shaped frame, the traction shaft is transversely and rotatably inserted between the second U-shaped frame and the third U-shaped frame, the other end cover of traction lever is established and is fixed on the traction shaft and locate in second U type frame, the arc board of bending includes two, two the one end of the arc board of bending is all overlapped and is established and fix on the traction shaft and the symmetry locates both sides around the second U type frame, two the other end of arc board of bending all sets up, the board of all forcing is fixed between the other end of two arc boards of bending.

Preferably, the third U-shaped frame of the four bending assemblies is fixed on the first support frame, the second support frame, the third support frame and the fourth support frame respectively and is arranged between the two conveyer belts.

Preferably, the right side of the third support frame and the left side of the fourth support frame are provided with two auxiliary assemblies which are symmetrically distributed front and back, each auxiliary assembly comprises a suspension, a support, a U-shaped groove and rollers, the supports are fixed on the third support frame or the fourth support frame through the suspensions, the U-shaped grooves are fixed at the upper ends of the supports, and the U-shaped grooves are internally provided with a plurality of rollers which are transversely arranged and can rotate.

Compared with the prior art, the utility model has the advantages of: the utility model discloses can once only accomplish the processing of bending at a plurality of positions of sheet metal, need not frequent compressing tightly and loosen sheet metal and frequent removal and location, still possess the function of automatic transport simultaneously to simplify the operation greatly, improved machining efficiency, labour saving and time saving.

Drawings

FIG. 1 is a right front structural view of the present invention;

FIG. 2 is a right rear structural view of the present invention;

fig. 3 is a partial enlarged structural view of the present invention at a.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

As shown in fig. 1 to 3, a bending device comprises an underframe 1, a first support frame 2, a second support frame 3, a third support frame 4, a fourth support frame 5, a pressing component, a bending component and a conveying component, wherein the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5 are sequentially fixed on the upper side of the underframe 1 from left to right, the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5 are respectively provided with a pressing component, the left sides of the first support frame 2 and the second support frame 3 and the right sides of the third support frame 4 and the fourth support frame 5 are respectively provided with a bending component, the conveying component is arranged among the underframe 1, the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5, and comprises a driving component, a supporting plate 6, a bearing seat 8, a rotating shaft 9 and a transmission component; the supporting plate 6 is transversely fixed on the upper side of the right end of the bottom frame 1, the bearing seats 8 comprise a plurality of bearing seats 8, the bearing seats 8 are sequentially fixed on the upper side of the supporting plate 6 from front to back, the rotating shaft 9 is transversely arranged between the bearing seats 8 in a penetrating manner, two transmission assemblies which are symmetrically distributed from front to back are arranged on the rotating shaft 9, the driving assemblies are arranged on the supporting plate 6 and are connected with the two transmission assemblies, and each transmission assembly comprises a driving belt wheel 13, a first wheel frame 14, a first driven belt wheel 15, a second wheel frame 16, a conveying belt 18, a third wheel frame 19, a fourth wheel frame 20, a second driven belt wheel 21, a third driven belt wheel 22, a fourth driven belt wheel 17, a fifth driven belt wheel 42, a first bolt 23; the driving belt wheel 13 is sleeved and fixed on the rotating shaft 9, the first wheel frame 14 is arranged above the supporting plate 6 and on the left side of the driving belt wheel 13, the first driven belt wheel 15 is rotatably arranged in the first wheel frame 14, the number of the third supporting frames 4 is three, the three third supporting frames 4 are respectively fixed on the left side and the right side of the second supporting frame 3 and the left side of the third supporting frame 4, each third supporting frame 4 is internally provided with a fourth driven belt wheel 17 and a fifth driven belt wheel 42, the fourth driven belt wheel 17 is arranged above the fifth driven belt wheel 42, the third wheel frame 19 is fixed on the right side of the first supporting frame 2, and the fourth wheel frame 20 is arranged below the third wheel frame 19; the second driven belt wheel 21 is rotatably arranged in the third wheel frame 19, the third driven belt wheel 22 is rotatably arranged in the fourth wheel frame 20, the conveying belt 18 is arranged among the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5 in an inserting way and is sleeved on the driving belt wheel 13, the first driven belt wheel 15 and the third driven belt wheel 42 are tightly pressed outside the upper part of the conveying belt 18, the number of the first bolts 23 is two, the two first bolts 23 are transversely inserted and screwed in the first support frame 2, the threaded ends of the two first bolts 23 are rotatably connected to the left side of the fourth wheel frame 20, the number of the second bolts 41 is two, the two second bolts 41 are vertically inserted and screwed in the support plate 6, and the upper ends of the two second bolts 41 are rotatably connected to the lower side of the first wheel frame 14; the driving assembly comprises a motor 7, a first chain wheel 11, a second chain wheel 10 and a chain 12, the motor 7 is fixed on the upper side of the supporting plate 6 and arranged on the right side of the rotating shaft 9, the rotating shaft of the motor 7 is transversely arranged, the first chain wheel 11 is sleeved and fixed on the rotating shaft of the motor 7, the second chain wheel 10 is sleeved and fixed on the rotating shaft 9, and the chain 12 is sleeved on the first chain wheel 11 and the second chain wheel 10.

Compress tightly the subassembly and include first cylinder 29, frame 28, guide rail 30, slider 31 and compress tightly frame 32, all be fixed with the guide rail 30 of a vertical distribution on the left and right sides inner wall of frame 28, compress tightly the horizontal setting of frame 32, the rear end that compresses tightly frame 32 stretches into in the frame 28 through the front side opening department of frame 28, the left and right sides that compresses tightly frame 32 all is fixed with the vertical slider 31 of arranging of a plurality of, left every slider 31 all establishes on left guide rail 30, every slider 31 on right side all establishes on right side one guide rail 30, frame 28's below is located to first cylinder 29, the vertical upwards fixing of the flexible end of first cylinder 29 is at the rear end downside that compresses tightly frame 32.

The first air cylinders 29 in the four hold-down assemblies are respectively fixed at the lower sides of the rear ends of the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5, and the telescopic ends of the first air cylinders 29 in the four hold-down assemblies respectively penetrate through the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5 upwards and are respectively fixed at the lower sides of the rear ends of the hold-down frames 32 in the four hold-down assemblies.

The bending assembly comprises a first U-shaped frame 33, a second air cylinder 34, a second U-shaped frame 35, a traction rod 36, a traction shaft 37, a third U-shaped frame 38, arc bending plates 39 and a force equalizing plate 40, wherein the second air cylinder 34 is rotatably arranged in the U-shaped frame 33, the telescopic end of the second air cylinder 34 is upwards arranged, one end of the traction rod 36 is rotatably connected to the telescopic end of the second air cylinder 34, the second U-shaped frame 35 is fixed in the third U-shaped frame 38, the traction shaft 37 is transversely and rotatably inserted between the second U-shaped frame 35 and the third U-shaped frame 38, the other end of the traction rod 36 is sleeved and fixed on the traction shaft 37 and arranged in the second U-shaped frame 35, the arc bending plates 39 comprise two arc bending plates 39, one ends of the two arc bending plates 39 are sleeved and fixed on the traction shaft 37 and symmetrically arranged on the front side and the rear side of the second U-shaped frame 35, the other ends of the two arc bending plates 39 are upwards, the uniform force plate 40 is fixed between the other ends of the two arc-shaped bending plates 39.

And third U-shaped frames 38 in the four bending assemblies are respectively fixed on the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5 and are respectively arranged between the two conveying belts 18.

The right side of the third support frame 4 and the left side of the fourth support frame 5 are provided with two auxiliary assemblies which are symmetrically distributed front and back, each auxiliary assembly comprises a suspension 24, a support 25, a U-shaped groove 26 and a roller 27, the supports 25 are fixed on the third support frame 4 or the fourth support frame 5 through the suspensions 24, the U-shaped grooves 26 are fixed at the upper ends of the supports 25, and the U-shaped grooves 26 are internally provided with a plurality of rollers 27 which are transversely arranged and can rotate.

When in work: a plate is flatly placed at the upper ends of the first support frame 2, the second support frame 3, the third support frame 4 and the fourth support frame 5 and is positioned below the pressing frames 32 in the four pressing assemblies, the lower sides of the plate are attached to the upper sides of the two conveying belts 18 and the upper sides of the rollers 27 in each auxiliary assembly, then the telescopic ends of the first air cylinders 29 in the four pressing assemblies are driven to contract inwards, and the pressing frames 32 vertically move downwards along the two guide rails 30 by virtue of the sliders 31 so as to press the plate; then, the telescopic ends of the second air cylinders 34 in the four bending assemblies are driven to extend outwards, and then the traction shaft 37 is driven to rotate between the second U-shaped frame 35 and the third U-shaped frame 38 by virtue of the traction rod 36, so that the force equalizing plates 40 are driven to swing upwards by virtue of the two arc-shaped bending plates 39, and then the plate is stretched to a certain extent and bent; when the telescopic end of the second cylinder 34 moves, the second cylinder 34 can rotate for a certain angle in the first U-shaped frame 33; then the telescopic ends of the second air cylinders 34 in the four bending assemblies are driven to contract inwards to enable the force equalizing plate 40 to swing downwards and to be away from the lower side of the plate, and meanwhile the telescopic ends of the first air cylinders 29 in the four pressing assemblies are driven to extend outwards to enable the pressing frame 32 to move upwards and to be away from the plate; then, the motor 7 is started to rotate the rotating shaft, and then the rotating shaft 9 is driven to rotate among the bearing seats 8 by means of the first chain wheel 11, the second chain wheel 10 and the chain 12, so that the two driving belt wheels 13 are driven to rotate, and then the conveying belt 18 is driven to rotate by means of the first driven belt wheel 15, the second driven belt wheel 21, the third driven belt wheel 22, the fourth driven belt wheel 17 and the fifth driven belt wheel 42, so that the bent plate is driven to transversely move by means of the friction force of the conveying belt 18 to automatically leave the device.

The utility model discloses can once only accomplish the processing of bending at a plurality of positions of sheet metal, need not frequent compressing tightly and loosen sheet metal and frequent removal and location, still possess the function of automatic transport simultaneously to simplify the operation greatly, improved machining efficiency, labour saving and time saving.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. A bending device is characterized by comprising a base frame, a first support frame, a second support frame, a third support frame, a fourth support frame, a pressing assembly, a bending assembly and a conveying assembly, wherein the first support frame, the second support frame, the third support frame and the fourth support frame are sequentially fixed on the upper side of the base frame from left to right; the supporting plate is transversely fixed on the upper side of the right end of the bottom frame, the bearing seats comprise a plurality of bearing seats which are sequentially fixed on the upper side of the supporting plate from front to back, the rotating shaft is transversely arranged between the bearing seats in an inserting mode, two transmission assemblies which are symmetrically distributed front and back are arranged on the rotating shaft, the driving assemblies are arranged on the supporting plate and connected with the two transmission assemblies, and the transmission assemblies comprise a driving belt wheel, a first wheel frame, a first driven belt wheel, a second wheel frame, a conveying belt, a third wheel frame, a fourth wheel frame, a second driven belt wheel, a third driven belt wheel, a fourth driven belt wheel, a fifth driven belt wheel, a first bolt and a second bolt; the driving belt wheel is sleeved and fixed on the rotating shaft, the first wheel frame is arranged above the supporting plate and on the left side of the driving belt wheel, the first driven belt wheel is rotatably arranged in the first wheel frame, the third support frames comprise three third support frames, the three third support frames are respectively fixed on the left side and the right side of the second support frame and the left side of the third support frame, a fourth driven belt wheel and a fifth driven belt wheel are arranged in each third support frame, the fourth driven belt wheel is arranged above the fifth driven belt wheel, the third wheel frame is fixed on the right side of the first support frame, and the fourth wheel frame is arranged below the third wheel frame; the second driven pulley is rotatably arranged in the third wheel frame, the third driven pulley is rotatably arranged in the fourth wheel frame, the conveying belt is arranged among the first support frame, the second support frame, the third support frame and the fourth support frame in an inserting mode and sleeved outside the driving pulley, the second driven pulley, the third driven pulley and the third driven pulley, the first driven pulley and the third driven pulley are all tightly pressed on the outer side of the upper portion of the conveying belt, the first bolts comprise two bolts, the two first bolts are transversely inserted and screwed in the first support frame, the threaded ends of the two first bolts are rotatably connected to the left side of the fourth wheel frame, the second bolts comprise two bolts, the two second bolts are vertically inserted and screwed in the supporting plate, and the upper ends of the two second bolts are rotatably connected to the lower side of the first wheel frame.

2. The bending device according to claim 1, wherein the driving assembly comprises a motor, a first chain wheel, a second chain wheel and a chain, the motor is fixed on the upper side of the supporting plate and arranged on the right side of the rotating shaft, the rotating shaft of the motor is transversely arranged, the first chain wheel is sleeved and fixed on the rotating shaft of the motor, the second chain wheel is sleeved and fixed on the rotating shaft, and the chain is sleeved on the first chain wheel and the second chain wheel.

3. The bending device according to claim 1, wherein the compressing assembly comprises a first cylinder, a frame, guide rails, sliders and a compressing frame, the guide rails are vertically distributed on the inner walls of the left side and the right side of the frame, the compressing frame is transversely arranged, the rear end of the compressing frame extends into the frame through the opening of the front side of the frame, a plurality of sliders which are vertically arranged are fixed on the left side and the right side of the compressing frame, each slider on the left side is sleeved on one guide rail on the left side, each slider on the right side is sleeved on one guide rail on the right side, and the first cylinder is arranged below the frame.

4. The bending apparatus according to claim 3, wherein the first cylinders of the four hold-down assemblies are secured to the underside of the rear ends of the first, second, third and fourth brackets, respectively, and the telescoping ends of the first cylinders of the four hold-down assemblies extend upwardly through the first, second, third and fourth brackets, respectively, and are secured to the underside of the rear ends of the hold-down frames of the four hold-down assemblies, respectively.

5. The bending device according to claim 1, wherein the bending assembly comprises a first U-shaped frame, a second cylinder, a second U-shaped frame, a draw bar, a draw shaft, a third U-shaped frame, two arc bending plates and a force equalizing plate, the second cylinder is rotatably arranged in the U-shaped frame, a telescopic end of the second cylinder is arranged upwards, one end of the draw bar is rotatably connected to the telescopic end of the second cylinder, the second U-shaped frame is fixed in the third U-shaped frame, the draw shaft is transversely and rotatably inserted between the second U-shaped frame and the third U-shaped frame, the other end of the draw bar is sleeved and fixed on the draw shaft and arranged in the second U-shaped frame, the arc bending plates comprise two arc bending plates, one end of each of the two arc bending plates is sleeved and fixed on the draw shaft and symmetrically arranged on the front side and the rear side of the second U-shaped frame, the other ends of the two arc bending plates are arranged upwards, and the force equalizing plate is fixed between the other ends of the two arc bending plates.

6. The bending apparatus according to claim 5, wherein the third U-shaped frame of the four bending assemblies is secured to the first, second, third and fourth brackets, respectively, and is disposed between the two conveyor belts.

7. The bending device according to claim 1, wherein two auxiliary assemblies are symmetrically arranged in front and back directions on the right side of the third support frame and the left side of the fourth support frame, each auxiliary assembly comprises a suspension, a support, a U-shaped groove and a roller, the support is fixed on the third support frame or the fourth support frame through the suspension, the U-shaped groove is fixed at the upper end of the support, and a plurality of rollers which are transversely arranged and can rotate are arranged in the U-shaped groove.

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