CN112122462A - Numerical control bidirectional bending machine - Google Patents

Numerical control bidirectional bending machine Download PDF

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Publication number
CN112122462A
CN112122462A CN202011084169.1A CN202011084169A CN112122462A CN 112122462 A CN112122462 A CN 112122462A CN 202011084169 A CN202011084169 A CN 202011084169A CN 112122462 A CN112122462 A CN 112122462A
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China
Prior art keywords
die
combined integrated
concave
convex combined
convex
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CN202011084169.1A
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Chinese (zh)
Inventor
展静
展宁远
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Individual
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Individual
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Priority to CN202011084169.1A priority Critical patent/CN112122462A/en
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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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • 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
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/04—Movable or exchangeable mountings for tools
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/004—Bending sheet metal along straight lines, e.g. to form simple curves with program control
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • B21D5/0209—Tools therefor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

Two-way bender of numerical control relates to mechanical equipment technical field. The lifting device comprises a machine body, wherein a sliding block and a lifting driver for driving the sliding block to slide up and down are slidably mounted on the front side of the machine body, an upper concave-convex combined integrated die is arranged below the sliding block, a lower concave-convex combined integrated die is correspondingly arranged below the upper concave-convex combined integrated die, a first lifting driving component is mounted on the sliding block, and the upper concave-convex combined integrated die is rotatably connected with the first lifting driving component; and a second lifting driving assembly is installed on the support, and the lower concave-convex combined integrated die is rotationally connected with the second lifting driving assembly. According to the invention, the die cutter of the upper concave-convex combined integrated die can be matched with the first die groove of the lower concave-convex combined integrated die to bend the workpiece in the forward direction, the first die groove of the concave-convex combined integrated die can be matched with the die cutter of the lower concave-convex combined integrated die to bend the workpiece in the reverse direction, and the plate is not required to be turned over manually, so that the working efficiency is effectively improved.

Description

Numerical control bidirectional bending machine
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a numerical control bidirectional bending machine.
Background
In the process of manufacturing machinery and hardware parts, a plate needs to be deformed to a corresponding size and shape through a bending machine, but the positions of an upper die and a lower die of the conventional bending machine are fixed, so that a workpiece can only be bent in a single direction, and when the workpiece needs to be bent for multiple times in the positive direction and the negative direction, the workpiece needs to be frequently turned over from the bending machine, so that the workpiece can be bent in two directions. However, when the workpiece is heavy in weight, large in size and needs to be bent forward and backward for multiple times, a large amount of time and energy are consumed for frequent carrying and turning, the working efficiency is greatly reduced, the labor intensity is improved, and danger is possibly caused.
Disclosure of Invention
The invention aims to provide a numerical control bidirectional bending machine which can effectively solve the technical problems in the background technology.
The technical scheme for realizing the purpose is as follows: two-way bender of numerical control, including the fuselage, the front side upper portion slidable mounting of fuselage has slider and drive slider gliding lift driver from top to bottom, its characterized in that: an upper concave-convex combined integrated die arranged in parallel with the sliding block is arranged below the sliding block, a lower concave-convex combined integrated die is correspondingly arranged below the upper concave-convex combined integrated die, the upper concave-convex combined integrated die is the same as the lower concave-convex combined integrated die and comprises a die body, rotating shafts are fixedly connected to two ends of the die body, a convex die cutter is arranged on one side of the die body, and a first die groove matched with the die cutter is arranged on the other side of the die body;
the lower end of the sliding block is provided with a first accommodating groove with a downward opening, the first accommodating groove is used for accommodating a die cutter of an upper concave-convex combined integrated die, a lower concave-convex combined integrated die is arranged on the machine body through a support, the support is provided with a second accommodating groove with an upward opening, and the second accommodating groove is used for accommodating the die cutter of the lower concave-convex combined integrated die;
the sliding block is provided with a first lifting driving assembly for driving the upper concave-convex combined integrated mold to lift, the upper concave-convex combined integrated mold is rotatably connected with the first lifting driving assembly through rotating shafts at two ends, and one end of the upper concave-convex combined integrated mold is also connected with a first rotary driver for driving the upper concave-convex combined integrated mold to rotate; install the second lift drive assembly that is used for driving the lift of lower protruding combination integral type mould on the support, lower protruding combination integral type mould rotates with second lift drive assembly through the pivot at both ends to be connected, the one end of lower protruding combination integral type mould still is connected with and is used for driving lower protruding combination integral type mould pivoted second rotary actuator.
The invention has the beneficial effects that:
according to the invention, the upper concave-convex combined integrated die can be steered through the cooperation of the first lifting driving component and the first rotary driver, the lower concave-convex combined integrated die can be steered through the cooperation of the second lifting driving component and the second rotary driver, so that the die cutter of the upper concave-convex combined integrated die is matched with the first die groove of the lower concave-convex combined integrated die to bend the workpiece in the forward direction, the first die groove of the concave-convex combined integrated die is matched with the die cutter of the lower concave-convex combined integrated die to bend the workpiece in the reverse direction, and the sheet is not required to be turned over manually, so that the working efficiency is effectively improved, the labor intensity is reduced, and the safety use performance of the device is improved.
Further, the vertical cross section of the die body is square, the die cutter and the first die groove are arranged on the upper end face and the lower end face of the die body in a back-to-back mode, a first clamping groove is formed in one side, provided with the die cutter, of the die body, the tail end of the die cutter is pressed in the first clamping groove through a pressing block, and the tail portion of the die cutter is limited by a step with the first clamping groove and the pressing block respectively.
Further, a second die groove and a second clamping groove which are arranged in a back-to-back mode are formed in the front end face and the rear end face of the die body of the upper concave-convex combined integrated die and the lower concave-convex combined integrated die, the second clamping groove and the first clamping groove are identical in structure size, and the second clamping groove is used for press-fitting of a die cutter through a pressing block.
The die cutter can be assembled in the first clamping groove or the second clamping groove, and the first die groove and the second die groove are set to be different in specification, so that the bending requirements of different occasions can be met under the condition that the die is not replaced and only the assembling position of the die cutter is replaced.
Furthermore, the first lifting driving assembly comprises two first sliding rails which are symmetrically arranged at two ends of the sliding block, the first sliding rails are vertically arranged and fixedly connected with the sliding block, first racks which are vertically arranged are respectively arranged on the first sliding rails in a sliding manner, first gears are respectively correspondingly meshed on the first racks, and first lifting driving motors which are in transmission connection with the first gears at the corresponding ends are respectively arranged at two ends of the sliding block;
the lower ends of the first racks at the two ends respectively extend downwards to form sliding blocks, the rotating shaft at one end of the upper concave-convex combined integrated die is installed at the lower end of the first rack on one side of the die through a first bearing, and the rotating shaft at the other end of the die is installed at the lower end of the first rack on the other side of the die through a first rotator.
According to the invention, the first gear is driven to rotate by the first lifting driving motor, and the first gear drives the first rack to lift, so that the vertical position of the upper concave-convex combined integrated die can be adjusted.
Furthermore, the second lifting driving assembly comprises two second sliding rails which are symmetrically arranged at two ends of the support, the second sliding rails are vertically arranged and fixedly connected with the support, a second rack which is vertically arranged is arranged on the second sliding rails in a sliding manner, second gears are correspondingly meshed on the second racks respectively, and second lifting driving motors which are in transmission connection with the second gears at the corresponding ends are arranged at two ends of the machine body respectively; and a rotating shaft at one end of the lower concave-convex combined integrated die is arranged at the upper end of a second rack at one side of the lower concave-convex combined integrated die through a second bearing, and a rotating shaft at the other end of the lower concave-convex combined integrated die is arranged at the upper end of a second rack at the other side of the lower concave-convex combined die through a second gyrator.
According to the invention, the second lifting driving motor drives the second gear to rotate, and the second gear drives the second rack to lift, so that the vertical position of the concave-convex combined integrated die can be adjusted.
Further, when the first lifting driving assembly drives the upper concave-convex combined integrated mold to be located at the upper initial position, the mold body of the upper concave-convex combined integrated mold is attached to the sliding block; when the second lifting driving assembly drives the lower concave-convex combined integrated die to be at the lower initial position, the die body of the lower concave-convex combined integrated die is supported on the support.
Furthermore, a first up-down and front-back driving mechanism is arranged on the rear side of the lower concave-convex combined integrated die, a rear baffle is mounted on the first up-down and front-back driving mechanism, and the first up-down and front-back driving mechanism is used for driving the rear baffle to move up and down and back and forth.
Furthermore, a second vertical and front-back driving mechanism is further arranged on the front side of the lower concave-convex combined integrated die, a front baffle is mounted on the second vertical and front-back driving mechanism, and the second vertical and front-back driving mechanism is used for driving the front baffle to move vertically and back.
Furthermore, a supporting plate is arranged on the rear side of the lower concave-convex combined integrated die, an electric push rod for driving the supporting plate to ascend and descend is installed on the machine body below the supporting plate, and plates which can be processed through the supporting plate provide support.
Furthermore, in order to improve the intelligent control performance of the equipment, the bending machine is controlled by a numerical control device.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic structural view of an upper concave-convex combined integrated mold and a lower concave-convex combined integrated mold;
FIG. 4 is a schematic structural diagram of a second embodiment;
fig. 5 is a schematic structural diagram of the third embodiment.
Detailed Description
First embodiment
As shown in fig. 1-3, the invention discloses a bending machine controlled by a numerical control device, which comprises a machine body 1, wherein a slide block 2 and two lifting driving oil cylinders 3 which are arranged left and right and drive the slide block 2 to slide up and down are slidably mounted at the upper part of the front side of the machine body 1, a liftable upper concave-convex combined integrated mold 4 is correspondingly arranged below the slide block 2, and a liftable lower concave-convex combined integrated mold 5 is correspondingly arranged below the upper concave-convex combined integrated mold 4.
Go up unsmooth combination integral type mould 4 the same with lower protruding combination integral type mould 5, including mould body 6, the vertical cross-section of mould body 6 is squarely, and both ends difference fixedly connected with pivot 48, be provided with mould sword 7 and first die cavity 8 on the mould body 6, mould sword 7 sets up on the upper and lower terminal surface of mould body 6 with first die cavity 8 back on the back, one side that mould body 6 set up mould sword 7 is provided with first draw-in groove 9, the tail end of mould sword 7 passes through briquetting 10 pressure equipment in first draw-in groove 9, the afterbody of mould sword 7 still respectively simultaneously with first draw-in groove 9, it is spacing through the step between the briquetting 10.
The lower extreme of slider 2 is provided with the first storage tank 13 that the opening is decurrent, and first storage tank 13 is used for the mould sword 7 of the unsmooth combination integral type mould in holding, and lower concave convex combination integral type mould 5 passes through support 21 and installs on fuselage 1, is provided with the ascending second storage tank 22 of opening on the support 21, and second storage tank 22 is used for holding the mould sword 7 of lower concave convex combination integral type mould 5.
As a further improvement of this embodiment, a second cavity 11 and a second clamping groove 12, which are arranged opposite to each other, may be further disposed on front and rear end faces of the mold body 6 of the upper concave-convex combined integrated mold 4 and the lower concave-convex combined integrated mold 5, the second clamping groove 12 is the same as the first clamping groove 9 in structural size, the second clamping groove 12 is used for press-fitting the mold knife 7 through the pressing block 10, and the first cavity 8 and the second cavity 11 may be set to different specifications to meet bending requirements of different occasions. Still further, an integral structure can be adopted between the die body 6 and the die cutter 7.
A first lifting driving component for driving the upper concave-convex combined integrated mold 4 to lift is arranged on the sliding block 2, and the upper concave-convex combined integrated mold 4 is rotationally connected with the first lifting driving component through rotating shafts 48 at two ends; the support 21 is provided with a second lifting driving component for driving the downward concave-convex combined integrated mold 5 to lift, and the downward concave-convex combined integrated mold 5 is rotatably connected with the second lifting driving component through rotating shafts 48 at two ends.
The first lifting driving assembly comprises two first sliding rails 14 symmetrically arranged at two ends of the sliding block 2, the first sliding rails 14 are vertically arranged and fixedly connected with the sliding block 2, first sliding rails 24 are respectively provided with first racks 15 which are vertically arranged in a sliding mode, the first racks 15 are respectively and correspondingly meshed with first gears 16, and first lifting driving motors 17 in transmission connection with the first gears 16 at the corresponding ends are respectively installed at two ends of the sliding block 2.
The lower ends of the first racks 15 at the two ends respectively extend downwards to form the sliding block 2, the rotating shaft 48 at one end of the upper concave-convex combined integrated die is mounted at the lower end of the first rack 15 at one side through the first bearing 18, the rotating shaft 48 at the other end of the upper concave-convex combined integrated die is mounted at the lower end of the first rack 15 at the other side through the first rotator 19, and the first rotator 19 is further provided with a first driving motor 20 for driving the upper concave-convex combined integrated die 4 to rotate.
The second lifting driving assembly comprises two second sliding rails 23 symmetrically arranged at two ends of the support, the second sliding rails 23 are vertically arranged and fixedly connected with the support 21, a second rack 24 vertically arranged is slidably arranged on the second sliding rails 23, second gears 25 are correspondingly engaged on the second racks 24 respectively, and second lifting driving motors 26 in transmission connection with the second gears 25 at the corresponding ends are respectively installed at two ends of the machine body 1; a rotating shaft 48 at one end of the lower concave-convex combined integrated die 5 is mounted at the upper end of the second rack 24 at one side through a second bearing 27, a rotating shaft 48 at the other end is mounted at the upper end of the second rack 24 at the other side through a second rotator 28, and a second driving motor 29 for driving the lower concave-convex combined integrated die 5 to rotate is further mounted on the second rotator 28.
The front side of the concave-convex combined integrated mold 5 is provided with a second up-down and front-back driving mechanism 40, the second up-down and front-back driving mechanism 40 comprises fourth sliding rails 41 arranged on the left side and the right side of the body 1, an L-shaped second lifting support 42 is slidably arranged on the fourth sliding rails 41, a vertical section of the second lifting support 42 is slidably arranged on the fourth sliding rails 41, and a fourth rack 43 is arranged on the outer side end face, fourth gears 44 are respectively meshed on the fourth racks 43, the body 1 is respectively provided with two fourth driving motors 45 respectively connected with the fourth gears 44, horizontal sections of the two side-lifting second lifting supports 42 are arranged forward and respectively provided with second linear modules 46 arranged in a front-back manner, and a front baffle plate 47 capable of moving forward and backward is connected between the second linear modules 46 on the two sides.
The up-down and front-back positions of the front baffle plate 47 can be adjusted through the second up-down and front-back driving mechanism 40, during adjustment, the fourth gear 44 is driven to rotate through the fourth driving motor 45, the fourth gear 44 drives the fourth rack 43 to lift, so that the up-down positions of the front baffle plate 47 are adjusted, and meanwhile, the front-back positions of the front baffle plate 47 can be adjusted through the second linear module 46.
The rear side of the concave-convex combined integrated die 5 is provided with a supporting plate 38, and an electric push rod 39 for driving the supporting plate 38 to ascend and descend is installed on the machine body 1 below the supporting plate 38.
According to the invention, the upper concave-convex combined integral die 4 can be steered through the cooperation of the first lifting driving component and the first driving motor 20, the lower concave-convex combined integral die 5 can be steered through the cooperation of the second lifting driving component and the second driving motor 29, so that the die cutter 7 of the upper concave-convex combined integral die 4 is matched with the first die groove 8 of the lower concave-convex combined integral die 5 to bend a workpiece in the forward direction, and the first die groove 8 of the concave-convex combined integral die 5 can be matched with the die cutter 7 of the lower concave-convex combined integral die 5 to bend the workpiece in the reverse direction.
The specific steering principle is as follows: when the die is bent in the forward direction, the first lifting driving motors 17 at two ends of the sliding block 2 respectively drive the first gears 16 to rotate, the first gears 16 drive the upper concave-convex combined integrated die 4 to move downwards to the lower part through the first racks 15, so that the upper concave-convex combined integrated die 4 is ensured not to interfere with the sliding block 2 when rotating, the upper concave-convex combined integrated die 4 is driven to rotate through the first driving motors 20, the die cutters 7 of the upper concave-convex combined integrated die 4 are enabled to rotate to the lower part, the first die grooves 8 of the upper concave-convex combined integrated die 4 are enabled to rotate to the upper part, then the upper concave-convex combined integrated die 4 is driven to move to the upper initial position through the first lifting driving motors 17, and the die body 6 of the upper concave-convex combined integrated die 4 is enabled to be attached to the; meanwhile, the second lifting driving motors 26 at two ends of the support 21 respectively drive the second gears 25 to rotate, the second gears 25 drive the lower concave-convex combined integral mold 5 to move upwards through the second racks 24, so as to ensure that the lower concave-convex combined integral mold 5 does not interfere with the support 21 when rotating, the lower concave-convex combined integral mold 5 is driven to rotate through the second driving motors 29, the die cutters 7 of the lower concave-convex combined integral mold 5 rotate downwards, the first die grooves 8 of the lower concave-convex combined integral mold 5 rotate upwards, then the die bodies 6 of the lower concave-convex combined integral mold 5 are driven to be supported on the support 21 through the second lifting driving motors 17, and the die cutters 7 of the lower concave-convex combined integral mold 5 are downwards matched and arranged in the second accommodating grooves 22 of the support 21, so that the die cutter 7 of the upper concave-convex combined integrated die 4 can be matched with the first die cavity 8 of the lower concave-convex combined integrated die 5 to bend the workpiece in the forward direction.
During reverse bending, the first lifting driving motors 17 at two ends of the sliding block 2 respectively drive the first gears 16 to rotate, the first gears 16 drive the upper concave-convex combined integrated mold 4 to move downwards to the lower part through the first racks 15, interference with the sliding block 2 is avoided when the upper concave-convex combined integrated mold 4 rotates, the upper concave-convex combined integrated mold 4 is driven to rotate through the first driving motors 20, the mold knives 7 of the upper concave-convex combined integrated mold 4 rotate to the upper part, the first mold grooves 8 of the upper concave-convex combined integrated mold 4 rotate to the lower part, then the upper concave-convex combined integrated mold 4 is driven to move to the upper initial position through the first lifting driving motors 17, the mold bodies 6 of the upper concave-convex combined integrated mold 4 are attached to the sliding block 2, and the mold knives 7 are arranged in the first accommodating grooves 13 of the sliding block 2 in a matching mode; meanwhile, the second lifting driving motors 26 at two ends of the support 21 respectively drive the second gears 25 to rotate, the second gears 25 drive the lower concave-convex combined integral die 5 to move upwards to the upper side through the second racks 24, interference with the support 21 is avoided when the lower concave-convex combined integral die 5 rotates, the lower concave-convex combined integral die 5 is driven to rotate through the second driving motors 29, the die cutters 7 of the lower concave-convex combined integral die 5 rotate to the upper side, the first die grooves 8 of the lower concave-convex combined integral die 5 rotate to the lower side, and then the lower concave-convex combined integral die is driven to be supported on the support 21 through the second lifting driving motors 17, so that the first die grooves 8 of the upper concave-convex combined integral die 4 can be matched with the die cutters 7 of the lower concave-convex combined integral die 5 to reversely bend workpieces.
The working process of the invention is as follows:
bending parameters of a workpiece to be processed are input into a numerical control device, a sheet is manually pushed forwards from the front side to a position between an upper concave-convex combined integrated die 4 and a lower concave-convex combined integrated die 5, a front baffle 47 is controlled by a first upper, lower, front and rear driving mechanism 30 according to a set program to sequentially position the sheet, manual assistance is performed for feeding backwards, a lifting driving oil cylinder 3 drives the upper concave-convex combined integrated die 4 connected to a sliding block 2 to be downwards matched with the lower concave-convex combined integrated die 5 to sequentially bend the sheet, the bent part at the rear side of the sheet can be supported by a supporting plate 38, and the directions of a die cutter 7 and a first die groove 8 of the upper concave-convex combined integrated die 4 and the lower concave-convex combined integrated die 5 are synchronously adjusted by a bending machine according to the bending direction, so that the sheet can be bent forwards and.
Second embodiment
As shown in fig. 4, the second embodiment differs from the first embodiment in that: the rear side of the lower male and female combined integral mold 5 is provided with a first up-down and front-rear driving mechanism 30 and a back fence 37 connected to the front-rear driving mechanism 30 instead of the second up-down and front-rear driving mechanism 40 and the front fence 47 in the first embodiment.
First upper and lower and front and back actuating mechanism 30 is including installing the third slide rail 31 in the fuselage 1 left and right sides, and slidable mounting has the first lift support 32 of L shape on third slide rail 31, layer board 38 is located between first lift support 32, the vertical slidable mounting of vertical section of first lift support 32 is on third slide rail 31 and the outside terminal surface is provided with third rack 33, and the meshing has third gear 34 respectively on third rack 33, installs two third driving motor 35 of being connected with third gear 34 respectively on the fuselage 1, and the horizontal segment of the first lift support 32 of both sides sets up forward, and installs respectively and be the first linear module 36 of arranging around, but the back baffle 37 front and back displacement install between the first linear module 36 of both sides.
The up-down and front-back positions of the rear baffle 37 can be adjusted through the first up-down and front-back driving mechanism 30, during adjustment, the third gear 34 is driven to rotate through the third driving motor 35, the third gear 34 drives the third rack 33 to ascend and descend, so that the up-down positions of the rear baffle 37 are adjusted, and meanwhile, the front-back positions of the rear baffle 37 can be adjusted through the first straight line module 36.
When the embodiment works, the rear baffle 37 is used for positioning when the plate is bent, the specific principle is the same as that of the first embodiment, and the description is omitted here.
Third embodiment
As shown in fig. 5, the third embodiment is different from the first and second embodiments in that: in this embodiment, the second vertical and forward/backward driving mechanism 40 and the front fence 47 in the first embodiment and the first vertical and forward/backward driving mechanism 30 and the rear fence 37 in the second embodiment are provided, and the front fence 47 or the rear fence 37 can be arbitrarily selected when the folding positioning is performed.

Claims (10)

1. Two-way bender of numerical control, including the fuselage, the front side upper portion slidable mounting of fuselage has slider and drive slider gliding lift driver from top to bottom, its characterized in that: an upper concave-convex combined integrated die arranged in parallel with the sliding block is arranged below the sliding block, a lower concave-convex combined integrated die is correspondingly arranged below the upper concave-convex combined integrated die, the upper concave-convex combined integrated die is the same as the lower concave-convex combined integrated die and comprises a die body, rotating shafts are fixedly connected to two ends of the die body, a convex die cutter is arranged on one side of the die body, and a first die groove matched with the die cutter is arranged on the other side of the die body;
the lower end of the sliding block is provided with a first accommodating groove with a downward opening, the first accommodating groove is used for accommodating a die cutter of an upper concave-convex combined integrated die, a lower concave-convex combined integrated die is arranged on the machine body through a support, the support is provided with a second accommodating groove with an upward opening, and the second accommodating groove is used for accommodating the die cutter of the lower concave-convex combined integrated die;
the sliding block is provided with a first lifting driving assembly for driving the upper concave-convex combined integrated mold to lift, the upper concave-convex combined integrated mold is rotatably connected with the first lifting driving assembly through rotating shafts at two ends, and one end of the upper concave-convex combined integrated mold is also connected with a first rotary driver for driving the upper concave-convex combined integrated mold to rotate; install the second lift drive assembly that is used for driving the lift of lower protruding combination integral type mould on the support, lower protruding combination integral type mould rotates with second lift drive assembly through the pivot at both ends to be connected, the one end of lower protruding combination integral type mould still is connected with and is used for driving lower protruding combination integral type mould pivoted second rotary actuator.
2. The numerically controlled bidirectional bending machine according to claim 1, wherein: the vertical cross section of the die body is square, the die cutter and the first die groove are arranged on the upper end face and the lower end face of the die body in a back-to-back mode, one side, provided with the die cutter, of the die body is provided with a first clamping groove, the tail end of the die cutter is pressed in the first clamping groove through a pressing block, and the tail portion of the die cutter is limited by a step with the first clamping groove and the pressing block respectively.
3. A numerically controlled bidirectional bending machine according to claim 2, wherein: the front end face and the rear end face of the die body of the upper concave-convex combined integrated die and the lower concave-convex combined integrated die are provided with a second die groove and a second clamping groove which are arranged in a back-to-back mode, the second clamping groove and the first clamping groove are the same in structure size, and the second clamping groove is used for pressing a die cutter through a pressing block.
4. The numerically controlled bidirectional bending machine according to claim 1, wherein: the first lifting driving assembly comprises two first sliding rails which are symmetrically arranged at two ends of the sliding block, the first sliding rails are vertically arranged and fixedly connected with the sliding block, first racks which are vertically arranged are respectively arranged on the first sliding rails in a sliding mode, first gears are respectively correspondingly meshed on the first racks, and first lifting driving motors which are in transmission connection with the first gears at the corresponding ends are respectively installed at two ends of the sliding block;
the lower ends of the first racks at the two ends respectively extend downwards to form sliding blocks, the rotating shaft at one end of the upper concave-convex combined integrated die is installed at the lower end of the first rack on one side of the die through a first bearing, and the rotating shaft at the other end of the die is installed at the lower end of the first rack on the other side of the die through a first rotator.
5. The numerically controlled bidirectional bending machine according to claim 1, wherein: the second lifting driving component comprises two second sliding rails which are symmetrically arranged at the two ends of the support, the second sliding rails are vertically arranged and are fixedly connected with the support,
a second rack which is vertically arranged is arranged on the second slide rail in a sliding manner, second gears are correspondingly meshed with the second rack respectively, and second lifting driving motors which are in transmission connection with the second gears at the corresponding ends are installed at the two ends of the machine body respectively; and a rotating shaft at one end of the lower concave-convex combined integrated die is arranged at the upper end of a second rack at one side of the lower concave-convex combined integrated die through a second bearing, and a rotating shaft at the other end of the lower concave-convex combined integrated die is arranged at the upper end of a second rack at the other side of the lower concave-convex combined die through a second gyrator.
6. The numerically controlled bidirectional bending machine according to claim 1, wherein: when the first lifting driving assembly drives the upper concave-convex combined integrated mold to be located at the upper initial position, the mold body of the upper concave-convex combined integrated mold is attached to the sliding block; when the second lifting driving assembly drives the lower concave-convex combined integrated die to be at the lower initial position, the die body of the lower concave-convex combined integrated die is supported on the support.
7. The numerically controlled bidirectional bending machine according to claim 1, wherein: the rear side of the lower concave-convex combined integrated die is provided with a first upper, lower, front and rear driving mechanism, a rear baffle is mounted on the first upper, lower, front and rear driving mechanism, and the first upper, lower, front and rear driving mechanism is used for driving the rear baffle to move up and down, front and rear.
8. A numerically controlled bidirectional bending machine according to claim 1 or 7, wherein: the front side of the lower concave-convex combined integrated die is also provided with a second upper and lower and front and back driving mechanism, a front baffle is mounted on the second upper and lower and front and back driving mechanism, and the second upper and lower and front and back driving mechanism is used for driving the front baffle to move up and down and back and forth.
9. A numerically controlled bi-directional bending machine according to claim 8, wherein: the rear side of the lower concave-convex combined integrated die is provided with a supporting plate, and an electric push rod for driving the supporting plate to lift up and down is installed on the machine body below the supporting plate.
10. The numerically controlled bidirectional bending machine according to claim 1, wherein: the bending machine is controlled by a numerical control device.
CN202011084169.1A 2020-10-12 2020-10-12 Numerical control bidirectional bending machine Pending CN112122462A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011084169.1A CN112122462A (en) 2020-10-12 2020-10-12 Numerical control bidirectional bending machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011084169.1A CN112122462A (en) 2020-10-12 2020-10-12 Numerical control bidirectional bending machine

Publications (1)

Publication Number Publication Date
CN112122462A true CN112122462A (en) 2020-12-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011084169.1A Pending CN112122462A (en) 2020-10-12 2020-10-12 Numerical control bidirectional bending machine

Country Status (1)

Country Link
CN (1) CN112122462A (en)

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