CN116351929A - Board bending device and bending method for manufacturing lamp post - Google Patents
Board bending device and bending method for manufacturing lamp post Download PDFInfo
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- CN116351929A CN116351929A CN202310611039.6A CN202310611039A CN116351929A CN 116351929 A CN116351929 A CN 116351929A CN 202310611039 A CN202310611039 A CN 202310611039A CN 116351929 A CN116351929 A CN 116351929A
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- plate
- bending
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- pressing plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/08—Bending by altering the thickness of part of the cross-section of the work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention provides a plate bending device and a bending method for manufacturing a lamp post, which belong to the technical field of metal plate bending and forming, and comprise the following steps: the pushing component comprises a horizontal beam, a pair of pressing plates are arranged at the bottom of the horizontal beam in parallel, the distance between the pressing plates is adjustable, and the horizontal beam is arranged in a moving mode along the vertical direction. The grooving assembly is arranged along the length direction of the cross beam in a moving mode, the grooving assembly comprises a pair of saw discs which are detachable and coaxially arranged, and the distance between the two saw discs is adjustable. The support assembly is provided with two groups along the horizontal direction, and comprises a support beam parallel to the cross beam, wherein the support beam is provided with a jacking rod parallel to the pressing plate, and the jacking rod is arranged in a moving way along the vertical direction. The plate bending method comprises the following steps: clamping a plate, grooving and bending. This scheme is convenient for bend thicker steel sheet to make the edge of bending have less fillet and guarantee the straightness accuracy of edge.
Description
Technical Field
The invention belongs to the technical field of metal plate forming, and particularly relates to a plate bending device and a plate bending method for manufacturing a lamp post.
Background
The existing steel lamp post is formed by welding the steel plate after bending, when the thickness of the steel plate is large, the steel plate is not easy to bend, the external round angle at the bending edge is large, the edge straightness is poor, the edge angle cannot be clear, the overall appearance modeling of the lamp post is affected, if the steel plate is manufactured by adopting a thinner steel plate, the strength of the lamp post is reduced, and the lamp post is easy to deform.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the plate bending device and the bending method for manufacturing the lamp post, which are convenient for bending thicker steel plates, and ensure that the bending edges have smaller round angles and the straightness of the edges is ensured.
In order to achieve the object of the invention, the following scheme is adopted:
a board bending device for manufacturing a lamp post, comprising: the device comprises a pressing component, a grooving component and a supporting component.
The pressing assembly comprises a horizontal beam, a pair of pressing plates are arranged at the bottom of the horizontal beam in parallel, the bottom surfaces of the pressing plates are positioned on the same horizontal plane and used for pressing the positions between two bending tracks of the plate, the distance between the pressing plates is adjustable, and the horizontal beam is arranged in a moving mode along the vertical direction.
The grooving assembly moves along the length direction of the cross beam and comprises a pair of detachable saw discs which are coaxially arranged, the grooving direction of the saw discs is consistent with the length direction of the cross beam, the two saw discs are respectively arranged on two sides of the cross beam, and the distance between the two saw discs is adjustable.
The supporting component is equipped with two sets of along the horizontal direction, and it includes the supporting beam parallel with the crossbeam, and supporting beam is located the below of crossbeam for support panel, and interval between the supporting beam is adjustable, and the holding tank has been seted up along length direction to the top surface of supporting beam, is equipped with the jacking rod parallel with the clamp plate in the holding tank, and the jacking rod removes along vertical direction and sets up, is used for upwards bending panel.
Further, the grooving assembly comprises a carriage box, the two ends of the carriage box are perpendicular to and protrude out of transmission shafts on two sides of the cross beam, the transmission shafts are connected with the driving motor through a bevel gear transmission structure, the two ends of the transmission shafts are used for transmitting rotation torque, the two ends of the transmission shafts coaxially penetrate through saw discs on two sides of the cross beam, the saw discs are arranged along the axis of the transmission shafts in a moving mode, the cross beam is of a channel steel structure, the notch of the cross beam is upward, the carriage box is slidably arranged in a groove of the cross beam, and the carriage box is driven by a screw rod.
Further, the saw disc is coaxially arranged on the adapter, the adapter is sleeved on the transmission shaft along the axis direction in a sliding mode, the outer side of the pressing plate is provided with a vertically upward poking plate, the poking plate is parallel to the cross beam and used for poking the adapter to move along the axis of the transmission shaft, and the adapter is arranged along the length direction of the poking plate.
Further, the opposite sides of the two pressing plates are provided with symmetrically arranged strip-shaped grooves, and two sides of one flat plate are respectively clamped in the strip-shaped grooves of the pressing plates at two sides.
Further, the bottom surface of dull and stereotyped is equipped with the guide block, and the guide block is symmetrical inclined plane with the both sides that two clamp plates correspond, and the inclined plane of both sides forms the toper structure jointly, and the width size of its toper structure large end is less than the width of dull and stereotyped, and the triangle groove of pair has been seted up to the position that the opposite one side of clamp plate corresponds the bar groove below, and the inclined plane respectively with the lateral wall sliding contact in both sides triangle groove, link to each other through many springs between two clamp plates for take up the clamp plate to the centre, the length direction removal setting of clamp plate is followed to the clamp plate.
Further, the guide block is provided with a plurality of positions along the length direction of the flat plate, triangular grooves are formed in the corresponding guide blocks of the pressing plate, and the bottom surface of the guide block and the bottom surface of the pressing plate are positioned on the same horizontal plane.
Further, the lifting rod is provided with a plurality of cylindrical rollers along the length direction.
Further, the jacking rod is provided with a plurality of sliders along length direction, the two ends of the sliders are slidably arranged in the sliding grooves of the side walls of the accommodating grooves, the sliding grooves are arranged in the vertical direction, the adjusting rods are arranged in the accommodating grooves and are arranged in a moving mode along the length direction of the accommodating grooves, the adjusting rods are located below the jacking rod, the supporting plates are arranged on the top surfaces of the adjusting rods and correspond to the two sides of the jacking rod, the supporting plates correspond to the positions of the sliders and are provided with the inclined grooves, the inclined grooves are provided with guide surfaces which are obliquely arranged, the guide surfaces are in sliding contact with the sliders, when the sliders are located at the lower ends of the guide surfaces, the jacking rod is located at the lowest point, the jacking rod is located between the supporting plates, and when the sliders are located at the upper ends of the guide surfaces, the jacking rod is located at the highest point.
Further, the bottom of the sliding block is provided with a roller, and the roller is in rolling contact with the guide surface.
The plate bending method is realized by using the plate bending device for manufacturing the lamp post, and comprises the following steps:
s1: clamping the plate, and adjusting the distance between the two saw discs to align the saw discs with two preset bending tracks; the interval between the two pressing plates is adjusted to enable the pressing plates to be positioned between the two bending tracks; the distance between the two supporting beams is adjusted, so that the top surface of the supporting beam at one side of the accommodating groove corresponds to the lower part of the pressing plate to support and fix the plate, and the jacking rods are respectively positioned at the outer sides of the two bending tracks;
s2: the cutting groove is formed, a driving motor of the saw disc is started, the cutting groove assembly moves from one end of the plate to the other end along the cross beam, and the top surface of the plate forms a V-shaped groove along a preset bending track;
s3: bending, so that the lifting rod is lifted upwards, the outer side of the V-shaped groove of the plate is bent upwards to a preset angle through the lifting rod, and the lifting rods of the two groups of support assemblies are independently controlled.
The invention has the beneficial effects that:
1. this application utilizes the grooving subassembly to carry out the grooving to the panel bending position, makes the panel travel along the orbit of grooving bend, can make the moment that the needs of bending smaller, and the edge outside fillet that the formation of bending is smaller moreover, and the edge is straighter, and the lamp pole outside edges angle of adopting this kind of mode preparation is clear.
2. The bending device has the functions of grooving and bending, so that equipment investment can be reduced, and the clamping times of the plates are reduced.
3. The intervals among the saw disc, the pressing plate and the supporting beam are all adjustable, and lamp poles with different sizes can be manufactured by bending.
Drawings
The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the invention.
Fig. 1 shows a schematic overall structure of the bending device of the present application.
Fig. 2 shows a schematic diagram of the bending device according to the present application in the state of the slot.
Fig. 3 shows a schematic diagram of the bending device according to the present application in a bent state.
Fig. 4 shows an end view of the bending device of the present application in the bending operation.
Figure 5 shows a schematic view of the assembled configuration of the slot assemblies on the cross beam.
Fig. 6 shows a schematic diagram of the assembly structure of the adapter and the saw disc.
Fig. 7 shows a schematic diagram of the carriage and the drive shaft.
Fig. 8 shows a bottom construction view of the hold down assembly.
Fig. 9 shows a partial enlarged view at a in fig. 8.
Fig. 10 shows a partial view of the internal construction of the support assembly.
The marks in the figure: the device comprises a beam-1, a guide rail-11, an adjusting screw rod-12, a screw rod motor-13, a pressing plate-2, a toggle plate-21, a bar groove-22, a triangular groove-221, a flat plate-23, a guide block-231, an inclined plane-232, a spring-24, a push-pull rod-25, a saw disc-31, a carriage box-32, a transmission shaft-33, an adapter-34, a driving motor-35, a supporting beam-4, a containing groove-41, a sliding groove-411, a jacking rod-5, a cylindrical roller-51, a sliding block-52, a roller-53, an adjusting rod-6, a supporting plate-61, a chute-62 and a guide surface-63.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, but the described embodiments of the present invention are some, but not all embodiments of the present invention.
Example 1
As shown in fig. 1 to 10, a board bending device for manufacturing a lamp post includes: the device comprises a pressing component, a grooving component and a supporting component.
Specifically, as shown in fig. 1 to 4, the pressing assembly comprises a horizontal beam 1, the bottom of the horizontal beam is provided with a pair of pressing plates 2 in parallel, the bottom surfaces of the pressing plates 2 are positioned on the same horizontal plane and used for pressing the part between two bending tracks of a plate, and the distance between the pressing plates 2 is adjustable so as to adapt to bending structures with different width sizes, namely, the distance between two edges of a bending lamp post is adjusted adaptively so as to ensure the accuracy and the linearity of the bending tracks; the cross beam 1 is arranged to move in a vertical direction.
More specifically, the pressing component is suspended above the bottom surface through lifting rods at two ends of the cross beam 1, and can be arranged on an external frame of the bending device, or can be supported above the bottom surface by using a cantilever, and the cross beam 1 is controlled to move along the vertical direction through a hydraulic device or a lifting motor.
Specifically, as shown in fig. 1 to 5, the grooving assembly is disposed on the cross beam 1 and moves along the length direction of the cross beam 1, the grooving assembly includes a pair of detachable and coaxially disposed saw discs 31, the grooving direction of the saw discs 31 is consistent with the length direction of the cross beam 1, the saw discs 31 are vertically disposed, the plane of the plane is parallel to the length direction of the cross beam 1, two saw discs 31 are respectively disposed on two sides of the cross beam 1, and the distance between the two saw discs 31 is adjustable.
Specifically, as shown in fig. 1 to 4, the supporting component is provided with two groups along the horizontal direction, and comprises supporting beams 4 parallel to the cross beam 1, the supporting beams 4 are located below the cross beam 1 and used for supporting plates, the distance between the supporting beams 4 is adjustable, specifically, two supporting beams 4 are vertically arranged on at least two horizontal guide rails through two bidirectional screw rods, two ends of one bidirectional screw rod are utilized to respectively penetrate through the two supporting beams 4, threads at two ends of the bidirectional screw rod are opposite in rotation direction, and the distance between the two supporting beams 4 can be quickly adjusted by rotating the bidirectional screw rod.
Specifically, as shown in fig. 1, 4 and 10, the top surface of the supporting beam 4 is provided with a receiving groove 41 along the length direction, a lifting rod 5 parallel to the pressing plate 2 is arranged in the receiving groove 41, and the lifting rod 5 is arranged in a moving manner along the vertical direction and is used for bending the plate upwards. The jacking rod 5 can be driven by a hydraulic device, the hydraulic device is arranged at the bottom of the supporting beam 4, the jacking rod 5 is arranged in the accommodating groove 41, the purpose of the jacking rod is to avoid affecting the supporting effect of the supporting beam 4 on the plates, the jacking rod 5 and the supporting beam 4 form an integral structure so as to be convenient to move and adjust together, the supporting beam 4 corresponds to the top surfaces of the two sides of the accommodating groove 41 and can be used for supporting the plates, and the plates are pressed and positioned by the pressing component.
Preferably, as shown in fig. 5 to 7, the grooving assembly includes a carriage 32, inside which there are provided driving shafts 33 having both ends perpendicular to and protruding from both sides of the beam 1, the driving shafts 33 being connected to a driving motor 35 through a bevel gear driving structure, so that the mounting position of the driving shafts 33 is smaller than the size of the bottom surface of the platen 2, and the arrangement of the motor is convenient, both ends of the driving shafts 33 are used for transmitting a rotation moment, i.e., both ends of the driving shafts 33 are in a non-circular structure, such as a polygonal structure, a star structure or even a spline structure, both ends of the driving shafts 33 coaxially penetrate saw discs 31 corresponding to both sides of the beam 1, and the saw discs 31 are movably arranged along the axis of the driving shafts 33, so as to adjust the interval between the two saw discs 31. The crossbeam 1 is the channel-section steel structure, and its notch up, and carriage case 32 slides and locates in the crossbeam 1 recess to reduce the high size of pushing down the subassembly, in order to dodge the panel after bending, carriage case 32 utilizes the lead screw to drive. A pair of parallel guide rails 11 are arranged in the groove of the cross beam 1, the carriage box 32 is arranged on the guide rails 11 in a sliding mode, an adjusting screw rod 12 parallel to the guide rails 11 is arranged in the groove, the adjusting screw rod 12 penetrates through the carriage box 32, and the adjusting screw rod 12 is driven by a screw rod motor 13 so that the grooving assembly automatically moves along the length direction of the cross beam 1.
Preferably, as shown in fig. 4 to 7, the saw disc 31 is coaxially arranged at an adapter 34, the adapter 34 is slidably sleeved on a transmission shaft 33 along the axial direction, specifically, the adapter 34 is coaxially provided with a through hole matched with the end part of the transmission shaft 33, the transmission shaft 33 coaxially penetrates through the through hole of the adapter 34, the adapter 34 is movably arranged along the axial line of the transmission shaft 33 so as to adjust the distance between two saw discs 31, the outer side of the pressing plate 2 is provided with a vertically upward poking plate 21, the poking plate 21 is parallel to the cross beam 1 and is used for poking the adapter 34 to move along the axial line of the transmission shaft 33, and the adapter 34 is movably arranged along the length direction of the poking plate 21, so that the distance between the two pressing plates 2 can be adjusted at the same time of adjusting the distance between the two saw discs 31; on the contrary, it will be understood that the two saw discs 31 need to be adjusted in space to cut two slots with different intervals, and the saw discs are adjusted and the pressing plate 2 moves along with the saw discs, so that the pressing plate 2 is close to the edge of the slot to compress the steel plate, so as to ensure that the steel plate bends along the track of the slot to form a straight bending edge. The adapter 34 and the pressing plate 2 can also adopt another connecting structure, a shifting fork is arranged on the pressing plate 2, so that the shifting fork slides along the length direction of the pressing plate 2, the adapter 34 is arranged on the shifting fork, the structure can drive the adapter 34 to move along the axis of the transmission shaft 33 through the shifting fork when the interval between the pressing plates 2 is regulated, and the shifting fork can be driven to move along the length direction of the pressing plate 2 when the grooving assembly moves along the length direction of the cross beam 1.
Preferably, as shown in fig. 8 and 9, the opposite sides of the two pressing plates 2 are provided with symmetrically arranged bar grooves 22, two sides of a flat plate 23 are respectively clamped in the bar grooves 22 of the pressing plates 2 at two sides, that is, when the distance between the two pressing plates 2 is maximum and minimum, the flat plate 23 is clamped in the bar grooves 22 at two sides, so as to increase the structural stability between the two pressing plates 2, to prevent the increase of the distance between the two pressing plates 2, that is, the installation stability of the pressing plates 2 is reduced after the connection pair between the pressing plates 2 and the cross beam 1 is reduced, and after the flat plate 23 is additionally arranged, the two pressing plates 2 can be connected into an integral structure through the bar grooves 22 by using the flat plate 23, so as to increase the installation stability of the two pressing plates 2.
Further preferably, as shown in fig. 9, the bottom surface of the flat plate 23 is provided with a guide block 231, two sides of the guide block 231 corresponding to the two pressing plates 2 are symmetrical inclined planes 232, the inclined planes 232 on the two sides together form a conical structure, the width dimension of the large end of the conical structure is smaller than the width of the flat plate 23, so that when the position of the maximum width of the guide block 231 contacts with the side walls of the pressing plates 2 on the two sides, the two sides of the flat plate 23 are still positioned in the strip-shaped grooves 22, so as to ensure the structural stability between the two pressing plates 2, the width dimension of the small end of the guide block 231 is smaller than the width of the flat plate 23, specifically, the guide block 231 is isosceles trapezoid or isosceles triangle, the sides corresponding to the waists of the guide block face the pressing plates 2 on the two sides respectively, a pair of triangular grooves 221 are formed at the position below the strip-shaped grooves 22, the inclined planes 232 are respectively in sliding contact with the side walls of the triangular grooves 221 on the two sides, the two pressing plates 2 are connected through a plurality of springs 24, the pressing plates 2 are used for tensioning the middle, the flat plate 23 is arranged along the length direction of the pressing plates 2, and the specific push-pull rod 25 can be arranged at one end of the flat plate 23, so that the push-pull rod 25 can penetrate the bottom surface of the pressing plate 2 to the bottom surface of the flat plate 2, and the flat plate 2 is arranged at the high end of the high-pressure rod 25, and used for driving the telescopic rod 1. The distance between the two pressing plates 2 can be adjusted by moving the flat plate 23 along the length direction of the pressing plates 2, so that the structure for adjusting the distance between the pressing plates 2 is avoided, the structural size of two sides of a pressing assembly is reduced, and the bending track of a bending steel plate is avoided. The specific working principle is that when the bottom surface of the large end of the guide block 231 contacts with the bottom surface of the triangular groove 221, the distance between the two pressing plates 2 is the smallest; the flat plate 23 is pulled towards the direction of the small end of the guide block 231, and in the process, the inclined planes 232 on the two sides of the guide block 231 can be used for pushing the pressing plates 2 to move towards the two sides by being contacted with the side walls of the triangular grooves 221, so that the distance between the two pressing plates 2 is increased, and the guide block 231 can push the two pressing plates 2 to move towards the two sides simultaneously; when the flat plate 23 moves in the direction of the large end of the guide block 231, the pressing plates 2 on two sides automatically retract towards the middle under the action of the springs 24, and the structure is simple in structure and reliable in function, and the distance between the pressing plates 2 can be adjusted while the connection stability of the two pressing plates 2 is improved.
As a preferred embodiment of the present application, the top surface of the pressing plate 2 and the bottom surface of the beam 1 may be connected by adopting a structure that a guide rail is matched with a sliding groove, in this embodiment, a plurality of T-shaped rails are provided on the top surface of the pressing plate 2, and a T-shaped groove slidingly matched with the T-shaped rails is provided on the bottom surface of the beam 1, and the T-shaped groove is perpendicular to the side surface of the beam 1; it is further preferred that the spring 24 is provided in the T-shaped groove to avoid the installation position of the push-pull rod 25.
Further preferably, as shown in fig. 8, the guide blocks 231 are provided with a plurality of positions along the length direction of the flat plate 23, triangular grooves 221 are formed in the pressing plate 2 corresponding to the guide blocks 231, the bottom surfaces of the guide blocks 231 and the bottom surfaces of the pressing plate 2 are in the same horizontal plane, and when the distance between the pressing plates 2 is increased, the guide blocks 231 can be used for compressing the positions between the two edges of the steel plate so as to ensure the flatness of the positions.
Preferably, as shown in fig. 3, 4 and 9, the lifting rod 5 is provided with a plurality of cylindrical rollers 51 along the length direction, when the plate is bent, the cylindrical rollers 51 are in rolling contact with the plate so as to reduce friction force and increase smoothness in bending, and when the plate is fed, rolling conveying can be realized by using the cylindrical rollers 51 so as to facilitate feeding the plate into the bending device.
Preferably, as shown in fig. 10, the lifting rod 5 is provided with a plurality of sliding blocks 52 along the length direction, two ends of the sliding blocks 52 are slidably arranged in the sliding grooves 411 on the side wall of the accommodating groove 41, the sliding grooves 411 are arranged along the vertical direction, the accommodating groove 41 is internally provided with an adjusting rod 6, the adjusting rod 6 is movably arranged along the length direction of the accommodating groove 41, the adjusting rod 6 is positioned below the lifting rod 5, two sides of the top surface of the adjusting rod 6 corresponding to the lifting rod 5 are provided with supporting plates 61, the positions of the supporting plates 61 corresponding to the sliding blocks 52 are respectively provided with a chute 62, the chute 62 is provided with a guiding surface 63 which is obliquely arranged, the guiding surface 63 is in sliding contact with the sliding blocks 52, when the sliding blocks 52 are positioned at the lower end of the guiding surface 63, the lifting rod 5 is positioned at the lowest point, at the moment, the lifting rod 5 is positioned between the supporting plates 61, when the sliding blocks 52 are positioned at the upper end of the guiding surface 63, the lifting rod 5 is positioned at the highest point, by moving the adjusting rod 6 along the length direction of the accommodating groove 41, the height position of the lifting rod 5 can be adjusted by using the guiding surface 63 to control the lifting and the lifting rod 5 to descend, and concretely, the hydraulic device can be arranged at one end of the supporting beam 4 to control the movement of the adjusting rod 6.
Further preferably, as shown in fig. 10, a roller 53 is provided at the bottom of the slider 52, and the roller 53 is in rolling contact with the guide surface 63 to reduce friction and to make the lifting of the lifting rod 5 smoother.
Example 2
A plate bending method is realized by using the plate bending device for manufacturing a lamp post, which is described in the embodiment 1, and comprises the following steps:
s1: clamping the plate, and adjusting the distance between the two saw discs 31 to align the saw discs 31 with two preset bending tracks; the interval between the two pressing plates 2 is adjusted, so that the pressing plates 2 are positioned between the two bending tracks; the distance between the two support beams 4 is adjusted so that the top surface of the support beam 4 on the side of the receiving groove 41 corresponds to the lower side of the pressing plate 2 to support and fix the plate material, and the jacking rods 5 are located outside the two bending trajectories, respectively.
S2: the grooving, start the driving motor of saw disc 31 to make the grooving subassembly follow the crossbeam 1 from one end of panel and remove to the other end, as shown in fig. 2, make panel top surface form a V type groove along predetermined bending track, and remove the grooving subassembly to the outside of panel, in order to avoid influencing the bending of panel, after the grooving is accomplished and continue to remove the panel, cut two other V type grooves, use this device as the grooving device.
S3: bending, as shown in fig. 3 and 4, the lifting rod 5 is lifted upwards, the part outside the V-shaped groove of the plate is bent upwards to a preset angle through the lifting rod 5, and the lifting rods 5 of the two groups of support assemblies are independently controlled so as to realize single-side bending or double-side bending; the bent plate is welded to obtain the lamp post with smaller external round angle, the straightness of the edge can be guaranteed, and the slit formed after grooving can be welded to improve the strength of the lamp post.
The foregoing description of the preferred embodiments of the invention is merely exemplary and is not intended to be exhaustive or limiting of the invention. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (10)
1. A panel bending device for making lamp pole, characterized by comprising:
the pressing assembly comprises a horizontal beam (1), a pair of pressing plates (2) are arranged at the bottom of the horizontal beam in parallel, the bottom surfaces of the pressing plates (2) are positioned on the same horizontal plane and used for pressing the part between two bending tracks of the plate, the distance between the pressing plates (2) is adjustable, and the beam (1) is arranged in a moving mode along the vertical direction;
the grooving assembly is arranged in a moving mode along the length direction of the cross beam (1), the grooving assembly comprises a pair of detachable and coaxially arranged saw discs (31), the grooving direction of the saw discs (31) is consistent with the length direction of the cross beam (1), the two saw discs (31) are respectively arranged on two sides of the cross beam (1), and the distance between the two saw discs (31) is adjustable;
the support assembly is provided with two groups along the horizontal direction, and it includes supporting beam (4) parallel with crossbeam (1), and supporting beam (4) are located the below of crossbeam (1) for support panel, and interval between supporting beam (4) is adjustable, and holding tank (41) have been seted up along length direction to the top surface of supporting beam (4), are equipped with in holding tank (41) with clamp plate (2) parallel jacking rod (5), jacking rod (5) remove the setting along vertical direction, are used for upwards bending panel.
2. The plate bending device for manufacturing a lamp post according to claim 1, wherein the grooving assembly comprises a carriage box (32), transmission shafts (33) with two ends perpendicular to and protruding from two sides of the beam (1) are arranged in the carriage box, the transmission shafts (33) are connected with a driving motor (35) through a bevel gear transmission structure, two ends of the transmission shafts (33) are used for transmitting rotation torque, two ends of the transmission shafts (33) coaxially penetrate saw discs (31) on two sides of the beam (1), the saw discs (31) are arranged in a moving mode along the axis of the transmission shafts (33), the beam (1) is of a channel steel structure, a notch of the channel steel structure faces upwards, the carriage box (32) is slidably arranged in a groove of the beam (1), and the carriage box (32) is driven by a screw rod.
3. A board bending device for manufacturing a lamp post according to claim 2, characterized in that the saw disc (31) is coaxially arranged at an adapter (34), the adapter (34) is slidably sleeved at a transmission shaft (33) along the axial direction, the outer side of the pressing board (2) is provided with a vertically upward poking plate (21), the poking plate (21) is parallel to the cross beam (1) and is used for poking the adapter (34) to move along the axial line of the transmission shaft (33), and the adapter (34) is movably arranged along the length direction of the poking plate (21).
4. The plate bending device for manufacturing the lamp post according to claim 1, wherein the opposite sides of the two pressing plates (2) are respectively provided with symmetrically arranged strip-shaped grooves (22), and two sides of one flat plate (23) are respectively clamped in the strip-shaped grooves (22) of the pressing plates (2) at two sides.
5. The plate bending device for manufacturing a lamp post according to claim 4, wherein the bottom surface of the flat plate (23) is provided with a guide block (231), two sides of the guide block (231) corresponding to the two pressing plates (2) are symmetrical inclined planes (232), the inclined planes (232) on the two sides jointly form a conical structure, the width dimension of the large end of the conical structure is smaller than that of the flat plate (23), the opposite sides of the pressing plates (2) are provided with a pair of triangular grooves (221) corresponding to the positions below the strip grooves (22), the inclined planes (232) are respectively in sliding contact with the side walls of the triangular grooves (221) on the two sides, the two pressing plates (2) are connected through a plurality of springs (24) and used for tensioning the pressing plates (2) towards the middle, and the flat plate (23) is arranged in a moving mode along the length direction of the pressing plates (2).
6. The plate bending device for manufacturing a lamp post according to claim 5, wherein a plurality of guide blocks (231) are arranged along the length direction of the flat plate (23), triangular grooves (221) are formed in the pressing plate (2) corresponding to the guide blocks (231), and the bottom surfaces of the guide blocks (231) and the bottom surface of the pressing plate (2) are in the same horizontal plane.
7. A board bending device for making lamp poles according to claim 1, characterized in that the lifting rod (5) is provided with a plurality of cylindrical rollers (51) in the length direction.
8. The plate bending device for manufacturing a lamp post according to claim 1 or 7, wherein the lifting rod (5) is provided with a plurality of sliding blocks (52) along the length direction, two ends of each sliding block (52) are slidably arranged in sliding grooves (411) on the side wall of the corresponding accommodating groove (41), each sliding groove (411) is arranged along the vertical direction, each accommodating groove (41) is internally provided with an adjusting rod (6), each adjusting rod (6) is movably arranged along the length direction of the corresponding accommodating groove (41), each adjusting rod (6) is located below the lifting rod (5), the top surface of each adjusting rod (6) is provided with a supporting plate (61) corresponding to the position of each lifting rod (5), each supporting plate (61) is provided with a chute (62) corresponding to each sliding block (52), each chute (62) is provided with a guide surface (63) which is obliquely arranged, each guide surface (63) is slidably contacted with each sliding block (52), each lifting rod (5) is located at the lowest point when each sliding block (52) is located at the lower end of each guide surface (63), each lifting rod (5) is located between the supporting plates (61), each lifting rod (52) is located at the highest point when each sliding block (52) is located at the upper end of the guide surface (63).
9. A bending apparatus for a lamp pole according to claim 8, wherein the bottom of the slider (52) is provided with rollers (53), the rollers (53) being in rolling contact with the guide surfaces (63).
10. A method of bending a sheet material, characterized in that it is realized with a sheet material bending device for making a lamp post according to any one of claims 1 to 9, comprising the steps of:
s1: clamping the plate, and adjusting the distance between the two saw discs (31) to align the saw discs (31) with two preset bending tracks; the distance between the two pressing plates (2) is adjusted, so that the pressing plates (2) are positioned between the two bending tracks; the distance between the two supporting beams (4) is adjusted, so that the top surface of the supporting beam (4) at one side of the accommodating groove (41) corresponds to the lower part of the pressing plate (2) to support and fix the plate, and the jacking rods (5) are respectively positioned at the outer sides of the two bending tracks;
s2: cutting grooves, starting a driving motor of the saw disc (31), and enabling the cutting groove assembly to move from one end of the plate to the other end along the cross beam (1), so that the top surface of the plate forms a V-shaped groove along a preset bending track;
s3: bending, namely, the lifting rod (5) is lifted upwards, the part outside the V-shaped groove of the plate is bent upwards to a preset angle through the lifting rod (5), and the lifting rods (5) of the two groups of support assemblies are independently controlled.
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| CN202310611039.6A CN116351929B (en) | 2023-05-29 | 2023-05-29 | Board bending device and bending method for manufacturing lamp post |
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| CN202310611039.6A CN116351929B (en) | 2023-05-29 | 2023-05-29 | Board bending device and bending method for manufacturing lamp post |
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| CN116351929A true CN116351929A (en) | 2023-06-30 |
| CN116351929B CN116351929B (en) | 2023-08-01 |
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|---|---|
| CN116351929B (en) | 2023-08-01 |
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