CN113714349A - Horizontal quadrangular frame bending machine and production method thereof - Google Patents
Horizontal quadrangular frame bending machine and production method thereof Download PDFInfo
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- CN113714349A CN113714349A CN202111018324.4A CN202111018324A CN113714349A CN 113714349 A CN113714349 A CN 113714349A CN 202111018324 A CN202111018324 A CN 202111018324A CN 113714349 A CN113714349 A CN 113714349A
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- frame
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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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
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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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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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
- B21D53/00—Making other particular articles
- B21D53/74—Making other particular articles frames for openings, e.g. for windows, doors, handbags
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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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention provides a horizontal quadrangular frame bending machine and a production method thereof, which comprises a frame, a position adjusting mechanism, two sliding seats and a pressing and positioning device, the blowing device, two sets of mechanisms of bending, lifting mechanism and shedding mechanism, position control mechanism sets up in the frame, two sliding seats set up relatively on position control mechanism, it sets up in the frame and is located the intermediate position of two sliding seats to compress tightly positioner, it includes locating piece and compresses tightly the subassembly to compress tightly positioner, set up opening constant head tank up on the locating piece, the both ends of constant head tank run through the both ends face of locating piece respectively, it installs on the locating piece to compress tightly the subassembly, the blowing device erects directly over compressing tightly positioner, two sets of mechanisms of bending set up respectively on two sliding seats, lifting mechanism sets up the intermediate position that is located two sliding seats in the frame and sets up relatively with compressing tightly positioner. The horizontal four-corner frame bending machine has the advantages of compact structure, convenience in operation, lower labor intensity and higher production efficiency.
Description
Technical Field
The invention relates to the technical field of metal bending forming, in particular to a horizontal four-corner frame bending machine and a production method thereof.
Background
In the production process of the trolley, a metal square container for containing articles needs to be manufactured. The metal square container comprises a square frame and a supporting net sheet welded at the bottom end of the square frame. The square frame is formed by bending a metal edge strip for four times. At present, most of the existing equipment for bending and forming the metal edge strip is semi-automatic or manual, multi-worker multi-station operation is needed for operation, the labor intensity of workers is high, and the production efficiency is seriously influenced due to the fact that the equipment occupies a large area and is inconvenient to operate.
Disclosure of Invention
In view of the above, the present invention provides a horizontal quadrangular frame bending machine, which has the advantages of compact structure, convenient operation, low labor intensity and high production efficiency.
The technical scheme of the invention is as follows:
the invention provides a horizontal four-corner frame bending machine which is used for bending metal edge strips to form square frames and comprises a machine frame, a position adjusting mechanism, two sliding seats, a pressing and positioning device, a discharging device, two sets of bending mechanisms, a lifting mechanism and a discharging mechanism, wherein the position adjusting mechanism is arranged on the machine frame, the two sliding seats are oppositely arranged on the position adjusting mechanism to drive the two sliding seats to mutually approach or separate, so that the two sliding seats are respectively stopped at a first bending position and a second bending position, the pressing and positioning device is fixedly arranged on the machine frame and is positioned at the middle position of the two sliding seats, the pressing and positioning device comprises a positioning block and a pressing component, a positioning groove with an upward opening is arranged on the positioning block, two ends of the positioning groove respectively penetrate through two end faces of the positioning block, the pressing component is arranged on the positioning block to press the metal edge strips placed in the positioning groove, the feeding device is erected right above the compressing and positioning device and used for feeding a metal edge strip into the positioning groove at each time, the two bending mechanisms are respectively arranged on the two sliding seats, the metal edge strip compressed in the positioning groove is subjected to right-angle folding at a first bending position and a second bending position respectively, the metal edge strip is bent into a square frame, the lifting mechanism is arranged at the middle position of the two sliding seats on the rack and is arranged opposite to the compressing and positioning device, and the lifting mechanism is used for lifting the square frame bent in the positioning groove out to lift the discharging mechanism erected above the lifting mechanism.
Furthermore, the position adjusting mechanism comprises guide rails, a sliding plate, a supporting part, a first screw rod, a second screw rod, a first driving part and a second driving part, the two guide rails are fixed on the frame in parallel, the supporting part is fixed on the frame and is positioned in the middle of the two guide rails, one end of the first screw rod is rotatably connected to the supporting part, and the other end of the first screw rod is in transmission connection with an output shaft of the first driving part arranged at one end of the frame; one end of the second screw rod is rotatably connected to the supporting part, the other end of the second screw rod is in transmission connection with an output shaft of a second driving piece installed at the other end of the rack, the first screw rod and the second screw rod are arranged between the two guide rails in parallel, the two sliding plates are arranged on the two guide rails in a sliding mode and are located on two sides of the supporting part respectively, the bottoms of the two sliding plates are in threaded connection with the first screw rod and the second screw rod respectively through nut seats, the first screw rod is driven to rotate through the first driving piece, the second driving piece drives the second screw rod to rotate, the two sliding plates are driven to be relatively close to or far away from each other along the directions of the two guide rails through the nut seats respectively, and the two sliding seats are fixed on the two sliding plates respectively so as to drive the two sliding seats to be relatively close to or far away from each other.
Further, the compressing assembly comprises a positioning driving piece, a fixing block and a compressing block, the positioning block is fixed at the middle position of the rack through a supporting part, a positioning groove is formed in one end of the positioning block, the fixing block is fixed to one side of the positioning groove, the other end of the positioning block is fixed with the positioning driving piece, the compressing block is fixed at the driving end of the positioning driving piece and located on the opposite side of the fixing block, the compressing block is close to or far away from the fixing block through the driving compressing block, and therefore the metal edge strip located in the positioning groove is clamped tightly.
Further, the discharging device comprises a portal frame, a guiding mechanism, a discharging frame and a discharging driving piece, the portal frame is erected on the rack, the bottom end of the guiding mechanism is fixed on the portal frame, the discharging frame is fixed on the sliding portion of the guiding mechanism, a discharging groove with an upward opening is formed in the discharging frame and used for placing a metal edge strip, and the discharging driving piece is fixed on the top end of the guiding mechanism or the portal frame and used for driving the discharging frame to ascend and descend along the guiding mechanism.
Furthermore, the bending mechanism comprises a support, a butting part, a rotating shaft, a swing arm, a bending part, a butting driving part and a bending driving mechanism, wherein the support is fixedly arranged on the sliding seat, the butting part is fixed on the support, the bottom end of the rotating shaft is rotatably arranged on the sliding seat, and the top end of the rotating shaft is rotatably arranged on the butting part; one end of the swing arm is fixed on the rotating shaft and is positioned between the abutting part and the sliding seat, the bending part is arranged on the swing arm in a sliding mode, a clamping space for the metal edge strip to pass through is formed between the bending part and the abutting part, and the abutting driving part is arranged on the swing arm to drive the bending part to be close to the abutting part to clamp the metal edge strip or to be far away from the abutting part to loosen the metal edge strip; the bending driving mechanism is arranged on the sliding seat to drive the rotating shaft to rotate positively and negatively, so that the swing arm swings 90 degrees in a reciprocating manner, and the two ends of the metal edge strip clamped in the clamping space are bent 90 degrees.
Furthermore, the surface of the abutting part abutting against the bending part is an arc curved surface for abutting against the inner side of the metal edge strip, so that a round straight angle bending is formed.
Further, the spout has been seted up to the upper surface of swing arm, and the spout slides and is provided with the slide rail, slide rail and the fixed connection of portion of bending, and the slide rail lower surface has connecting portion, is equipped with the movable hole in the swing arm, and connecting portion stretch out downwards from the movable hole, support tight driving piece and be fixed in the swing arm lower surface, support the flexible end of tight driving piece and be connected with the end that stretches out of connecting portion.
Furthermore, the bending driving mechanism comprises a gear, a rack, a roller and a telescopic driving part, the gear is fixed on the rotating shaft and located below the swing arm, the rack is meshed with the gear, the roller is rotatably erected on the sliding seat and parallel to the rotating shaft, the rack is clamped between the roller and the gear, the telescopic driving part is fixed on the sliding seat, and the telescopic end of the telescopic driving part is connected with the rack.
Further, the lifting mechanism comprises a lifting driving piece and a lifting frame, the bottom end of the lifting driving piece is fixed to the frame and located in the middle of two bending driving mechanisms, a lifting end is arranged at the top end of the lifting driving piece, the lifting frame is fixed to the lifting end of the lifting driving piece, and the lifting frame is used for lifting the square frame formed by bending from the two bending driving mechanisms by a certain height so as to lift the square frame on the lifting frame off by the unloading mechanism.
The invention also provides a production method of the horizontal quadrangular frame bending machine, which comprises the following steps: the metal edge strip is placed on the discharging device, the discharging device bears the metal edge strip and is placed in the positioning groove, the metal edge strip is compressed and positioned through the compressing assembly, the position adjusting mechanism drives the two sets of bending mechanisms to stop when moving to a first bending position, the metal edge strip is bent into a U-shaped structure through the two sets of bending mechanisms, then the position adjusting mechanism drives the two sets of bending mechanisms to stop when moving to a second bending position, the U-shaped structure is bent into a square frame through the two sets of bending mechanisms, the lifting mechanism stops after lifting the square frame by one section of height, and the discharging mechanism pushes the square frame to be dismounted.
The invention has the beneficial effects that:
according to the horizontal quadrangular frame bending machine, the two sliding seats are oppositely arranged on the position adjusting mechanism, and the bending mechanism on each sliding seat can perform first right-angle folding on the metal edge strip pressed in the positioning groove and then perform second right-angle folding, so that the metal edge strip is bent into the square frame. Compared with the prior art, the horizontal four-corner frame bending machine adopting the structural design has the advantages of compact structure, convenience in operation, lower labor intensity and higher production efficiency.
Preferred embodiments of the present invention and advantageous effects thereof will be described in further detail with reference to specific embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1 is a schematic view of a first perspective three-dimensional structure of the horizontal quadrangular frame bender of the present invention;
FIG. 2 is a schematic view of a second perspective structure of the horizontal quadrangular frame bender of the present invention;
FIG. 3 is a schematic structural view of a horizontal quadrangular frame bender according to the present invention;
FIG. 4 is a schematic perspective view of a bending mechanism of the horizontal quadrangular frame bending machine according to the present invention;
fig. 5 is a schematic structural view of a bending mechanism of the horizontal quadrangular frame bending machine according to the present invention.
The reference numbers illustrate: the device comprises a rack 1, a position adjusting mechanism 2, two sliding seats 3, a pressing and positioning device 4, a discharging device 5, two sets of bending mechanisms 6, a lifting mechanism 7, a discharging mechanism 8, a positioning block 41, a pressing component 42, a positioning groove 43, a guide rail 21, a sliding plate 22, a supporting part 23, a first lead screw 24, a second lead screw 25, a first driving piece 26, a second driving piece 27, a positioning block 41, a positioning driving piece 46, a fixing block 45, a pressing block 44, a portal frame 51, a guiding mechanism 52, a discharging frame 53, a discharging groove 531, a discharging driving piece 54, a guide rod 521, a guide sleeve 522, a top plate 523, a bracket 61, a butting part 62, a rotating shaft 63, a swing arm 64, a bending part 65, a butting driving piece 66, a bending driving mechanism 67, a sliding groove 640, a sliding rail 68, a connecting part 69, gears 671, a rack 672, a roller 673, a telescopic driving piece 674, a lifting driving piece 71, a lifting frame 72, a supporting plate 81, A discharge driving member 82 and a discharge push plate 83.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1 to 3, the present invention provides a horizontal four-corner frame bending machine for bending metal edge strips to form square frames. The horizontal four-corner frame bending machine comprises a rack 1, a position adjusting mechanism 2, two sliding seats 3, a pressing and positioning device 4, a discharging device 5, two sets of bending mechanisms 6, a lifting mechanism 7 and a discharging mechanism 8. The position adjusting mechanism 2 is arranged on the frame 1, and the two sliding seats 3 are oppositely arranged on the position adjusting mechanism 2, so that the position adjusting mechanism 2 drives the two sliding seats 3 to be close to or away from each other, and the two sliding seats 3 are respectively stopped at the first bending position and the second bending position. The pressing and positioning device 4 is fixedly arranged on the frame 1 and located in the middle of the two sliding seats 3, the pressing and positioning device 4 comprises a positioning block 41 and a pressing component 42, a positioning groove 43 with an upward opening is formed in the positioning block 41, and two ends of the positioning groove 43 penetrate through two end faces of the positioning block 41 respectively. The pressing assembly 42 is mounted on the positioning block 41 for pressing the metal edge strip placed in the positioning groove 43. The discharging device 5 is erected right above the pressing and positioning device 4, so that a metal edge strip is fed into the positioning groove 43 each time. The two sets of bending mechanisms 6 are respectively arranged on the two sliding seats 3 so as to respectively perform right-angle folding at the first bending position and the second bending position on the metal edge strip compressed in the positioning groove 43, so that the metal edge strip is bent into a square frame. The lifting mechanism 7 is arranged at the middle position of the two sliding seats 3 on the frame 1, is arranged opposite to the pressing and positioning device 4, and is used for lifting out a square frame bent in the positioning groove 43 so as to be detached by the unloading mechanism 8 erected above the lifting mechanism 7.
According to the horizontal quadrangular frame bending machine, the two sliding seats 3 are oppositely arranged on the position adjusting mechanism 2, and the bending mechanism 6 on each sliding seat 3 can perform first right-angle folding on a metal edge strip pressed in the positioning groove 43 and then perform second right-angle folding, so that the metal edge strip is bent into a square frame. Compared with the prior art, the horizontal four-corner frame bending machine adopting the structural design has the advantages of compact structure, convenience in operation, lower labor intensity and higher production efficiency.
The position adjustment mechanism 2 includes a guide rail 21, a slide plate 22, a support portion 23, a first lead screw 24, a second lead screw 25, a first driver 26, and a second driver 27. The two guide rails 21 are fixed on the frame 1 in parallel, the supporting part 23 is fixed on the frame 1 and is positioned in the middle of the two guide rails 21, one end of the first screw rod 24 is rotatably connected to the supporting part 23, and the other end is in transmission connection with an output shaft of a first driving part 26 arranged at one end of the frame 1; one end of the second screw rod 25 is rotatably connected to the supporting portion 23, the other end of the second screw rod is in transmission connection with an output shaft of a second driving piece 27 installed at the other end of the frame 1, and the first screw rod 24 and the second screw rod 25 are arranged between the two guide rails 21 in parallel. The two sliding plates 22 are slidably disposed on the two guide rails 21 and located on two sides of the supporting portion 23, and the bottoms of the two sliding plates 22 are screwed with the first lead screw 24 and the second lead screw 25 through nut seats. The first screw rod 24 is driven to rotate by the first driving member 26, and the second screw rod 25 is driven to rotate by the second driving member 27, so that the two sliding plates 22 are respectively driven to relatively move close to or away from each other along the two guide rails 21 by the nut seats. By adopting the structural design, the positions of the two sliding plates 22 can be accurately adjusted, the realization is simple and convenient, and the stability of the operation of the equipment is favorably improved. The first drive member 26 and the second drive member 27 are preferably driven by motors.
The two sliding seats 3 are respectively fixed on the two sliding plates 22 to drive the two sliding seats 3 to relatively approach or move away.
The pressing assembly 42 includes a positioning driving member 46, a fixing block 45 and a pressing block 44. Locating piece 41 is fixed in frame 1 intermediate position department through supporting part 23, locating slot 43 has been seted up to the one end of locating piece 41, locating slot 43 one side is fixed with fixed block 45, the other end of locating piece 41 is fixed with location driving piece 46, compact heap 44 is fixed in the drive end of location driving piece 46 and is located the opposite side of fixed block 45 to drive compact heap 44 is close to or keeps away from fixed block 45, thereby presss from both sides the metal strake that tightly is located the locating slot 43. In this embodiment, three pressing and positioning devices 4 are arranged along the extending direction of the metal edge strip, another two pressing and positioning devices 4 are respectively fixed on the two sliding seats 3, and the number of the pressing and positioning devices 4 can be one, two or more, which is not limited herein. The positioning actuator 46 is preferably driven by a hydraulic cylinder, and may be driven by a telescopic driving device such as an air cylinder or an electric cylinder.
The discharging device 5 comprises a portal frame 51, a guiding mechanism 52, a discharging frame 53 and a discharging driving piece 54. The portal frame 51 is erected on the frame 1, the bottom end of the guide mechanism 52 is fixed on the portal frame 51, the discharging frame 53 is fixed on the sliding part of the guide mechanism 52, and the discharging frame 53 is provided with a discharging groove 531 with an upward opening for placing metal edgings. The discharging driving member 54 is fixed on the top end of the guiding mechanism 52 for driving the discharging frame 53 to ascend and descend along the guiding mechanism 52. In addition, the discharging driving member 54 can also be fixed on the gantry 51 to drive the discharging frame 53 to ascend and descend along the guiding mechanism 52. Preferably, the discharge driving member 54 is a hydraulic cylinder, and a telescopic driving member such as a cylinder, an electric cylinder, etc. may be used. The guide mechanism 52 includes a guide rod 521, a guide sleeve 522, and a top plate 523. The bottom ends of the two guide rods 521 are fixed on the portal frame 51 in parallel, the top plate 523 is fixed at the top ends of the two guide rods 521, and a guide sleeve 522 is slidably arranged on each guide rod 521. The discharging frame 53 is fixed to the two guide sleeves 522. The discharging driving piece 54 is fixed on the top plate 523, and the telescopic end of the discharging driving piece 54 is connected with the discharging frame 53.
Referring to fig. 4 and 5, the bending mechanism 6 includes a bracket 61, a supporting portion 62, a rotating shaft 63, a swing arm 64, a bending portion 65, a supporting driving member 66, and a bending driving mechanism 67. The bracket 61 is fixedly installed on the sliding seat 3, the abutting portion 62 is fixed on the bracket 61, the bottom end of the rotating shaft 63 is rotatably installed on the sliding seat 3, and the top end of the rotating shaft is rotatably installed on the abutting portion 62. One end of the swing arm 64 is fixed to the rotating shaft 63 and is located between the abutting portion 62 and the sliding seat 3. The bending portion 65 is slidably disposed on the swing arm 64, and a clamping space for the metal edge strip to pass through is formed between the bending portion 65 and the abutting portion 62. The abutting driving member 66 is mounted on the swing arm 64 to drive the bending portion 65 to approach the abutting portion 62 to clamp the metal edge strip or to move away from the abutting portion 62 to release the metal edge strip. The bending driving mechanism 67 is installed on the sliding seat 3 to drive the rotating shaft 63 to rotate forward and backward, so that the swing arm 64 swings 90 degrees in a reciprocating manner, and the two ends of the metal edge strip clamped in the clamping space are bent 90 degrees.
The surface of the abutting portion 62 abutting against the bending portion 65 is an arc curved surface for abutting against the inner side of the metal edge strip, so as to form a round right angle bending. In this embodiment, the abutting portion 62 is a cylindrical member for facilitating manufacturing. Furthermore, the holding portion 62 may be a semi-cylindrical member or a cylindrical member having a sector-shaped cross section. The abutting portion 62 may be a rectangular parallelepiped member bent at a right angle.
The upper surface of swing arm 64 has been seted up spout 640, and spout 640 slides and is provided with slide rail 68, slide rail 68 and the portion 65 fixed connection that bends, and slide rail 68 lower surface has connecting portion 69, is equipped with the movable hole on the swing arm 64, and connecting portion 69 stretches out from the movable hole downwards, supports tight driving piece 66 and is fixed in swing arm 64 lower surface, supports the flexible end of tight driving piece 66 and is connected with the end that stretches out of connecting portion 69. The bending part 65 is provided with a sliding rail 68 arranged on the upper surface of the swing arm 64, and the abutting driving part 66 arranged on the lower surface of the swing arm 64 is matched with the structural design, the sliding rail 68 for realizing the clamping action of the bending part 65 and the abutting driving part 66 are easily integrated on the swing arm 64, the bending part 65 and the abutting part 62 are matched to clamp the metal edge strip and simultaneously drive the metal edge strip to be bent by 90 degrees, the clamping action and the swinging bending action are not interfered with each other, the structural design is simple and compact, the assembly and maintenance are easy, and the stability and the reliability of the mechanical operation can be improved.
The bending part 65 is provided with a limiting plate for clamping the metal edge strip to swing and bend and support against the top of the metal edge strip, so that deformation in the bending process is avoided, and the processing quality is improved.
In this embodiment, the bending driving mechanism 67 includes a gear 671, a rack 672, a roller 673 and a telescopic driving member 674, the gear 671 is fixed on the rotating shaft 63 and located below the swing arm 64, the rack 672 is engaged with the gear 671, the roller 673 is rotatably erected on the sliding seat 3 and is parallel to the rotating shaft 63, the rack 672 is clamped between the roller 673 and the gear 671, and the rack 672 and the gear 671 can be stably engaged by the limiting function of the roller 673. The telescopic driving member 674 is fixed on the sliding seat 3, and a telescopic end of the telescopic driving member 674 is connected with the rack 672, so that the rack 672 is driven to move horizontally, and the rotating shaft 63 is driven to rotate through the gear 671. The telescopic driving member 674 can be a hydraulic cylinder, an air cylinder, or an electric cylinder. The gear 671, the rack 672, the roller 673 and the telescopic driving piece 674 are adopted to drive the rotating shaft 63 to rotate in a reciprocating manner, and the device has the advantages of simple and compact structure, convenience in disassembly, assembly and maintenance, quickness in action and stability in operation. It is understood that the bending driving mechanism 67 may also be a rotary motor for driving the rotating shaft 63 to rotate back and forth.
Referring to fig. 1 to 3, the lifting mechanism 7 includes a lifting driving member 71 and a lifting frame 72, the bottom end of the lifting driving member 71 is fixed on the frame 1 and located at the middle position of the two bending driving mechanisms 67, the top end of the lifting driving member 71 has a lifting end, the lifting frame 72 is fixed at the lifting end of the lifting driving member 71, and the lifting frame 72 is used for lifting the bent square frame by a certain height from the two bending driving mechanisms 67, so that the discharging mechanism 8 can discharge the square frame on the lifting frame 72. The lifting drive 71 may be a hydraulic cylinder, an air cylinder or an electric cylinder for lifting. The lifting frame 72 is in a U-shaped structure, and two side extension parts of the U-shaped structure are respectively located at two sides of the positioning block 41. The lifting mechanism is compact in structure, reasonable in layout, convenient and fast to assemble and easy to realize lifting action of the square frame.
The discharging mechanism 8 is arranged on the portal frame 51, and the discharging mechanism 8 comprises a supporting plate 81, a discharging driving piece 82 and a discharging push plate 83. The supporting plate 81 is horizontally fixed on the portal frame 51, the discharging driving piece 82 is horizontally arranged on the supporting plate 81, and the discharging push plate 83 is fixed at the driving end of the discharging driving piece 82 so as to drive the discharging push plate 83 to horizontally reciprocate. When the lifting frame 72 stops after lifting the square frame by a certain height, the pushing end of the discharging pushing plate 83 is positioned in the square frame, the discharging pushing plate 83 horizontally moves under the driving action of the discharging driving piece 82, and the pushing end of the discharging pushing plate 83 is in contact with the inner surface of the square frame to drive the square frame to be pulled out outwards, so that the discharging process is completed.
The invention provides a production method of the horizontal quadrangular frame bending machine, which comprises the following steps: place the metal strake on blowing device 5, blowing device 5 bears the metal strake and places in constant head tank 43, compresses tightly the location with the metal strake through compressing tightly subassembly 42, and position adjusting mechanism 2 stops when driving two sets of bending mechanism 6 and remove to first bending position, bends the metal strake into U shape structure through two sets of bending mechanism 6, then, position adjusting mechanism 2 drives two sets of bending mechanism 6 and stops when removing to the second bending position, bends U shape structure into square frame through two sets of bending mechanism 6. The lifting mechanism 7 stops after lifting the square frame by a certain height, and the unloading mechanism 8 pushes the square frame to be unloaded.
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A horizontal four-corner frame bending machine is used for bending metal edge strips to form square frames and is characterized by comprising a machine frame (1), a position adjusting mechanism (2), two sliding seats (3), a pressing positioning device (4), a material placing device (5), two sets of bending mechanisms (6), a lifting mechanism (7) and a discharging mechanism (8), wherein the position adjusting mechanism (2) is arranged on the machine frame (1), the two sliding seats (3) are oppositely arranged on the position adjusting mechanism (2) to drive the two sliding seats (3) to mutually approach or separate, so that the two sliding seats (3) are respectively stopped at a first bending position and a second bending position, the pressing positioning device (4) is fixedly arranged on the machine frame (1) and is positioned at the middle position of the two sliding seats (3), the pressing positioning device (4) comprises a positioning block (41) and a pressing assembly (42), the positioning block (41) is provided with a positioning groove (43) with an upward opening, two ends of the positioning groove (43) respectively penetrate through two end faces of the positioning block (41), a pressing component (42) is installed on the positioning block (41) and used for pressing a metal edge strip placed in the positioning groove (43), a discharging device (5) is erected right above the pressing positioning device (4) and used for feeding the metal edge strip into the positioning groove (43) at each time, two bending mechanisms (6) are respectively arranged on two sliding seats (3) and used for respectively carrying out right-angle folding on a first bending position and a second bending position on the metal edge strip pressed in the positioning groove (43), so that the metal edge strip is bent into a square frame, a lifting mechanism (7) is arranged at the middle position of the two sliding seats (3) on the rack (1) and is arranged opposite to the pressing positioning device (4), and the square frame bent in the positioning groove (43) is lifted out and erected on the lifting mechanism (7) The square discharging mechanism (8) is discharged.
2. The horizontal quadrangular frame bending machine according to claim 1, wherein the position adjusting mechanism (2) comprises guide rails (21), a sliding plate (22), a supporting portion (23), a first screw rod (24), a second screw rod (25), a first driving member (26) and a second driving member (27), the two guide rails (21) are fixed on the frame (1) in parallel, the supporting portion (23) is fixed on the frame (1) and located at the middle position of the two guide rails (21), one end of the first screw rod (24) is rotatably connected to the supporting portion (23), and the other end is in transmission connection with an output shaft of the first driving member (26) installed at one end of the frame (1); one end of a second screw rod (25) is rotatably connected on the supporting part (23), the other end of the second screw rod is in transmission connection with an output shaft of a second driving part (27) arranged at the other end of the frame (1), a first screw rod (24) and the second screw rod (25) are arranged between the two guide rails (21) in parallel, the two sliding plates (22) are arranged on the two guide rails (21) in a sliding way and are respectively positioned at two sides of the supporting part (23), the bottoms of the two sliding plates (22) are respectively in threaded connection with the first screw rod (24) and the second screw rod (25) through nut seats, the first screw rod (24) is driven to rotate through the first driving part (26), the second driving part (27) drives the second screw rod (25) to rotate, so that the two sliding plates (22) are respectively driven to be relatively close to or far away from each other along the directions of the two guide rails (21) through the nut seats, and the two sliding seats (3) are respectively fixed on the two sliding plates (22), so as to drive the two sliding seats (3) to relatively approach or move away.
3. The horizontal type quadrangular frame bending machine according to claim 1, wherein the pressing assembly (42) comprises a positioning driving piece (46), a fixing block (45) and a pressing block (44), the positioning block (41) is fixed at the middle position of the frame (1) through a supporting portion (23), a positioning groove (43) is formed in one end of the positioning block (41), the fixing block (45) is fixed on one side of the positioning groove (43), the positioning driving piece (46) is fixed on the other end of the positioning block (41), and the pressing block (44) is fixed at the driving end of the positioning driving piece (46) and located on the opposite side of the fixing block (45) to drive the pressing block (44) to be close to or far away from the fixing block (45), so that a metal edge strip located in the positioning groove (43) is clamped.
4. The horizontal type quadrangular frame bending machine according to claim 1, wherein the discharging device (5) comprises a portal frame (51), a guiding mechanism (52), a discharging frame (53) and a discharging driving piece (54), the portal frame (51) is erected on the frame (1), the bottom end of the guiding mechanism (52) is fixed on the portal frame (51), the discharging frame (53) is fixed on the sliding part of the guiding mechanism (52), a discharging groove (531) with an upward opening is arranged on the discharging frame (53) for placing the metal edge strip, and the discharging driving piece (54) is fixed on the top end of the guiding mechanism (52) or the portal frame (51) for driving the discharging frame (53) to ascend and descend along the guiding mechanism (52).
5. The horizontal quadrangular frame bending machine according to claim 1, wherein the bending mechanism (6) comprises a bracket (61), a supporting part (62), a rotating shaft (63), a swinging arm (64), a bending part (65), a pressing driving part (66) and a bending driving mechanism (67), the bracket (61) is fixedly arranged on the sliding seat (3), the supporting part (62) is fixed on the bracket (61), the bottom end of the rotating shaft (63) is rotatably arranged on the sliding seat (3), and the top end of the rotating shaft is rotatably arranged on the supporting part (62); one end of the swing arm (64) is fixed on the rotating shaft (63) and is positioned between the abutting part (62) and the sliding seat (3), the bending part (65) is arranged on the swing arm (64) in a sliding mode, a clamping space for the metal edge strip to pass through is formed between the bending part (65) and the abutting part (62), and the abutting driving part (66) is installed on the swing arm (64) so as to drive the bending part (65) to be close to the abutting part (62) to clamp the metal edge strip or to be far away from the abutting part (62) to loosen the metal edge strip; the bending driving mechanism (67) is arranged on the sliding seat (3) to drive the rotating shaft (63) to rotate forward and backward, so that the swing arm (64) swings 90 degrees in a reciprocating manner, and the two ends of the metal edge strip clamped in the clamping space are bent 90 degrees.
6. The horizontal type quadrangular frame bending machine according to claim 5, wherein the surface of the abutting portion (62) abutting against the bending portion (65) is a circular arc curved surface for abutting against the inner side of the metal edge strip, thereby forming a circular straight angle bending.
7. The horizontal type four-corner frame bending machine according to claim 5, wherein a sliding groove (640) is formed in the upper surface of the swing arm (64), a sliding rail (68) is arranged on the sliding groove (640) in a sliding mode, the sliding rail (68) is fixedly connected with the bending portion (65), a connecting portion (69) is arranged on the lower surface of the sliding rail (68), a movable hole is formed in the swing arm (64), the connecting portion (69) extends downwards from the movable hole, the abutting driving member (66) is fixed to the lower surface of the swing arm (64), and the telescopic end of the abutting driving member (66) is connected with the extending end of the connecting portion (69).
8. The horizontal type quadrangular frame bending machine according to claim 5, wherein the bending driving mechanism (67) comprises a gear (671), a rack (672), a roller (673) and a telescopic driving member (674), the gear (671) is fixed on the rotating shaft (63) and is positioned below the swing arm (64), the rack (672) is meshed with the gear (671), the roller (673) is rotatably erected on the sliding seat (3) and is parallel to the rotating shaft (63), the rack (672) is clamped between the roller (673) and the gear (671), the telescopic driving member (674) is fixed on the sliding seat (3), and the telescopic end of the telescopic driving member (674) is connected with the rack (672).
9. The horizontal four-corner frame bending machine according to claim 5, wherein the lifting mechanism (7) comprises a lifting driving member (71) and a lifting frame (72), the bottom end of the lifting driving member (71) is fixed on the frame (1) and is located in the middle of the two bending driving mechanisms (67), the top end of the lifting driving member (71) is provided with a lifting end, the lifting frame (72) is fixed at the lifting end of the lifting driving member (71), and the lifting frame (72) is used for lifting the bent square frame from the two bending driving mechanisms (67) by a certain height so that the discharging mechanism (8) can discharge the square frame on the lifting frame (72).
10. A method for producing a horizontal quadrangular frame bending machine according to any one of claims 1 to 9, comprising the steps of: the metal edge strip is placed on the discharging device (5), the discharging device (5) bears the metal edge strip and is placed in the positioning groove (43), the metal edge strip is compressed and positioned through the compressing assembly (42), the position adjusting mechanism (2) drives the two sets of bending mechanisms (6) to stop when moving to the first bending position, the metal edge strip is bent into a U-shaped structure through the two sets of bending mechanisms (6), then the position adjusting mechanism (2) drives the two sets of bending mechanisms (6) to stop when moving to the second bending position, the U-shaped structure is bent into a square frame through the two sets of bending mechanisms (6), the lifting mechanism (7) stops after lifting the square frame for a section of height, and the discharging mechanism (8) pushes the square frame to be detached.
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| CN202111018324.4A CN113714349B (en) | 2021-09-01 | 2021-09-01 | Horizontal type four-corner frame bending machine and production method thereof |
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| CN202111018324.4A CN113714349B (en) | 2021-09-01 | 2021-09-01 | Horizontal type four-corner frame bending machine and production method thereof |
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Cited By (1)
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| CN114713684A (en) * | 2022-03-21 | 2022-07-08 | 江西中一建工集团有限公司 | Screw-thread steel multi-angle bender |
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| CN113714349B (en) | 2023-08-29 |
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