CN107081382A - Bender lower die opening adjusting apparatus - Google Patents
Bender lower die opening adjusting apparatus Download PDFInfo
- Publication number
- CN107081382A CN107081382A CN201710373372.2A CN201710373372A CN107081382A CN 107081382 A CN107081382 A CN 107081382A CN 201710373372 A CN201710373372 A CN 201710373372A CN 107081382 A CN107081382 A CN 107081382A
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- CN
- China
- Prior art keywords
- voussoir
- support
- base
- plane
- lower die
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- 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
- B21D37/02—Die constructions enabling assembly of the die parts in different ways
-
- 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
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A kind of bender lower die opening adjusting apparatus, it includes being arranged at the base on bending machine workbench between the star grip knob of both sides, first support and second support are provided with base, step surface is provided with first support and second support to be used to jacking block is fixedly installed, guiding mechanism, retaining mechanism and drive mechanism are provided between base and first support and between base and second support, drive mechanism driving first support and second support are relatively moved under the guiding of guiding mechanism.First support and second support both ends are provided with plate, the first cover plate and the second cover plate, the first cover plate, the second cover plate and feather key collective effect prevent first support and second support length direction vibration, it is ensured that the precision of whole device.
Description
Technical field
This programme is related to a kind of lower mould, more particularly to a kind of bender lower die.
Background technology
Numerical control bender is the key equipment of sheet metal processing, in all functional parts of bender to bending precision and
It is to change bender lower die that the influence of bending efficiency is most prominent, especially in multi items, small lot bending production, improves mold changing
Efficiency is particularly important.
To realize the bending operation to different-thickness plate, bender lower die openings of sizes will increase and increase with thickness of slab,
Traditional solution is as shown in Figure 1：Bender lower die seat 3 is arranged on bending machine workbench 2, and guide rail fixed plate 4 passes through
Screw is fixed on above die shoe 3, and bender lower die 5 is straddled above guide rail fixed plate 4.When processing sheet thickness changes
When, moved by rotating segment handle 1 and then promotion die shoe 3, realize the replacing of the notch of bender lower die 5；When required bending
Machine lower die open is in side or not when being present in this mould, need to rotate or change bender lower die 5.This mould changing device is needed
Professional participates in and adjusted, lower mould centering, when running into quality very big mould, in addition it is also necessary to grasped by crane gear
Make, with duration, efficiency is low and danger.
In summary, a kind of bender lower die simple in construction, safe and reliable, mold changing efficiency high is researched and developed urgently to be resolved hurrily.
The content of the invention
There is provided a kind of high lower mould of simple in construction, reliability for deficiency of the prior art for this programme.
This programme is achieved by the following technical measures：A kind of bender lower die opening adjusting apparatus, it includes setting
The base between the star grip knob of both sides on bending machine workbench is placed in, first support and second support are provided with base,
Step surface is provided with first support and second support to be used to jacking block is fixedly installed, between base and first support and base
Guiding mechanism, retaining mechanism and drive mechanism, drive mechanism driving first support and second are provided between second support
Support is relatively moved under the guiding of guiding mechanism.
If retaining mechanism includes being arranged between first support and base and being arranged between second support and base
The dry voussoir group being arranged in juxtaposition；Each voussoir group includes the first voussoir, the second voussoir and the 3rd voussoir；In different voussoir groups
Two voussoirs are linked together by gusset piece.The inclined-plane of first voussoir, the second voussoir and the 3rd voussoir is vertically arranged, and second
Voussoir is wedge block with two inclined planes and its two inclined-plane is distributed on former and later two relative faces and incline direction is on the contrary, the second voussoir first
Inclined-plane is slidably matched with the 3rd voussoir inclined-plane, and self-locking is realized in the inclined-plane cooperation on the second inclined-plane and the first voussoir of the second voussoir.
The voussoir group set between first support and base includes the first voussoir, the second voussoir and the 3rd voussoir, first
Voussoir insertion is fixed in the base and its inclined-plane is contacted with the second voussoir, and the insertion of the 3rd voussoir is fixed in first support, and the 3rd
Voussoir and the second voussoir inclined-plane are relative.
Some rectangular openings are arranged in juxtaposition on gusset piece, the second inclined-plane of the second voussoir passes through rectangular opening and the first voussoir inclined-plane
It is slidably matched；3rd voussoir is arranged in support type groove and is relatively fixed, and support type groove is vertically arranged in juxtaposition in first respectively
Frame and second support side.First support and second support top surface vertical characteristics have some cradle top through holes, and screw passes through branch
Jacking block counter sink on top of the trellis through hole and jacking block is fixedly connected with the 3rd voussoir.
First voussoir inclined-plane and second the second slope of voussoir are consistent, and second the first inclined-plane of voussoir and the 3rd voussoir are oblique
Face gradient wants consistent, it is ensured that jacking block has necessarily straight when some second skewbacks are slided relatively with respect to the first voussoir, the 3rd voussoir
Dimension.
Retaining mechanism includes some first voussoirs, and the first voussoir inclined-plane is consistent with second the second slope of voussoir and its is oblique
Degree is less than its Self-locking angle, and the first voussoir is arranged in some base type grooves and is relatively fixed, base type groove be vertically arranged side by side in
The horizontal through slot two sides of base；First voussoir inclined-plane is engaged with second the second inclined-plane of voussoir and two slopes are consistent.When
When carrying out bending operation using the lower mould, bending power will be transmitted and decomposed suffered by jacking block, when power be transferred to the first voussoir and
When between the second voussoir, because the first voussoir inclined-plane and second the second bevel inclination angle of voussoir are less than its Self-locking angle, so the
Two voussoirs and the first wedge block self-locking, whole device locking；When power is transferred between the second voussoir and the 3rd voussoir, now second
Voussoir has the trend moved to decelerator direction, because the second voussoir is wedge block with two inclined planes and the inclination of the inclined plane of the second voussoir two
In the opposite direction, the second wedge block movement can be prevented by being coordinated by the first voussoir inclined-plane and second the second inclined-plane of voussoir, so whole dress
Put and be locked.
Guiding mechanism, which includes vertically offering, is provided with first support and the in the base of horizontal through slot, horizontal through slot
Two supports, first support and second support bottom surface vertically offer some grooves being adapted to feather key, the level on base
Insertion groove bottom offer with the one-to-one rectangular channel of groove, feather key, rectangular channel and feather key are provided with rectangular channel
Adaptation, feather key is fixed by screw with base.Some pilot holes are correspondingly arranged in first support and second support, are being led
Xiang Kongzhong be provided with therewith the lead of slide fit, be provided with spring between first support and second support, spring housing is mounted in leading
Outside to post, realize that first support and second support are moved down in leading for lead.First support and second support side are opened
Provided with some guiding counter sinks being arranged in juxtaposition and with support type groove interlaced arrangement, leading between first support and second support
Into counter sink provided with the spring being sleeved on lead, it is oriented to column end and is fabricated to sphere, lead, which is passed through, is oriented to counter sink
Vertically during play, the sphere of lead can be slidably matched with the first inclined-plane of the second voussoir, it is ensured that whole mechanism normal work.
First support and second support both ends are provided with plate, the first cover plate and the second cover plate, the first cover plate, the second lid
Plate and feather key collective effect prevent the horizontal through slot direction play of first support and second support along base, it is ensured that whole
The precision of device.
Drive mechanism is additionally provided with the base.Drive mechanism includes the bearing block being arranged on base, in bearing
Bearing is provided with seat, bearing cap is provided with bearing block.It is fixedly mounted on decelerator and servomotor on bearing block；Institute
State drive mechanism and also include pushing block.End rectangular opening is provided with the end of gusset piece, end rectangular opening and rectangular opening are arranged side by side
Arrangement, is correspondingly arranged on pushing block in the rectangular opening of end, and end rectangular opening length and width size is slightly larger than pushing block section length and width size.
Screw mounting hole is provided with pushing block, screw is provided with screw mounting hole, screw is fixedly connected by screw with pushing block, silk
Mother is adapted to leading screw；Leading screw is connected through screw 19 and bearing and with the output shaft of decelerator；Decelerator is connected with servomotor.
Screw is through baffle plate interstitial hole and is fixed on leading screw taper end portion, and lead screw shaft is prevented by bearing and baffle plate collective effect
To vibration.
Micro-adjusting mechanism is additionally provided with the base.
The micro-adjusting mechanism includes jackscrew and fine-tuning nut.Jackscrew is arranged in the first screwed hole, the first screw thread hole position
In first support and second support side surface upper part, jackscrew is held on jacking block after passing through the first screwed hole.
The beneficial effect of this programme is：
1. a lower mould is bigger than traditional bender lower die meaning, this lower die open can realize stepless changing, it is easier to be compared
Better suited opening.
2nd, because the present apparatus is driven using servomotor, bender lower die opening can be adjusted accurately.
3rd, safety locking mechanism is provided with the present apparatus, very big bending power component can be carried.
4th, micro-adjusting mechanism is offered in the present apparatus, jacking block linearity can be finely adjusted, the straight line of product can be effectively improved
Spend precision.
5th, the present apparatus is combined using simple mechanism, simple in construction, and renewal part is convenient, and price is low, and applicability is wide.
Therefore this programme compared with prior art, is not only simple in structure, and reliability increase, economic and practical is good, Er Qiegeng
Plus hommization, make operation easier.
Brief description of the drawings
This programme is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is traditional bender lower die schematic diagram；Fig. 2 is mould schematic diagram under the bender numerical control of this adjustable-opening；
Fig. 3 is bender lower die opening adjusting apparatus front view；Fig. 4 is to tighten mechanism zoomed-in view in Fig. 3；Fig. 5 is Fig. 3
A-A sectional views；Fig. 6 is Fig. 3 B-B sectional views；Fig. 7 is Fig. 3 C-C sectional views；Fig. 8 is Fig. 3 D-D sectional views.
Fig. 9 is right part drive mechanism enlarged drawing in Fig. 3.Figure 10 is jackscrew and fine-tuning nut schematic view of the mounting position.
In figure：1- star grip knobs, 2- bending machine workbenchs, 3- die shoes, 4- guide rail fixed plates, 5- bender lower dies, 6-
Plate, the cover plates of 7- first, 8- first supports, 9- jacking blocks, 10- lubricating cups, 11- micro-adjusting mechanisms, 12- jackscrews, 13- fine-tuning nuts, 14-
Spring, 15- gusset pieces, 16- retaining mechanisms, the voussoirs of 17- first, the cover plates of 18- second, 19- screws, 20- bearing blocks, 21- drivings
Mechanism, 22- decelerators, 23- screws, 24- baffle plates, 25- servomotors, 26- pushing blocks, 27- leading screws, 28- second supports, 29-
Two voussoirs, 30- opening adjusting mechanisms, the voussoirs of 31- the 3rd, 32- leads, 33- bases, 34- screws, 35- feather keys, 36- spiral shells
Nail, 37- bearings, 38- bearing caps, 39- screws, 40- screws.
Embodiment
This programme is described in further detail with embodiment below in conjunction with the accompanying drawings：
As shown in Fig. 2 a kind of bender lower die opening adjusting apparatus, it includes being arranged at both sides star handle on bending machine workbench
Base between hand, is provided with first support 8 and second support 28 on base 33, in first support 8 and second support 28
Being provided with step surface is used to jacking block 9 is fixedly installed, between base 33 and first support 8 and base 33 and second support 28 it
Between be provided with guiding mechanism, retaining mechanism 16 and drive mechanism 21, the driving first support 8 of drive mechanism 21 and second support 28
Relatively moved under the guiding of guiding mechanism.
Retaining mechanism include being arranged between first support 8 and base 33 and be arranged on second support 28 and base 33 it
Between some voussoir groups being arranged in juxtaposition；Each voussoir group includes the first voussoir 17, the second voussoir 29 and the 3rd voussoir 31；It is different
The second voussoir 29 in voussoir group is linked together by gusset piece 15.As shown in Figure 5, Figure 7, the first voussoir 17, the second voussoir
29 and the 3rd the inclined-plane of voussoir 31 be vertically arranged, the second voussoir 29 is wedge block with two inclined planes and its two inclined-plane is distributed in front and rear two
On individual relative face and incline direction is on the contrary, the inclined-plane of the second voussoir 29 first is slidably matched with the inclined-plane of the 3rd voussoir 31, the second wedge
The inclined-plane of second inclined-plane of block 29 and the first voussoir 17, which coordinates, realizes self-locking.
The voussoir group set between first support 8 and base 33 includes the first voussoir 17, the second voussoir 29 and the 3rd wedge
Block 31, the insertion of the first voussoir 17 is fixed in base 33 and its inclined-plane is contacted with the second voussoir 29, and the insertion of the 3rd voussoir 31 is fixed
In first support 8, the 3rd voussoir 31 and the inclined-plane of the second voussoir 29 are relative.
The voussoir group set between second support 28 and base 33 includes the first voussoir 17, the second voussoir 29 and the 3rd voussoir
31, the insertion of the first voussoir 17 is fixed in base 33 and its inclined-plane is contacted with the second voussoir 29, and the insertion of the 3rd voussoir 31 is fixed on
In second support 28, the 3rd voussoir 31 and the inclined-plane of the second voussoir 29 are relative.
As shown in Figure 5, Figure 7, some rectangular openings have been arranged in juxtaposition on gusset piece 15, the second inclined-plane of the second voussoir 29 is worn
Rectangular opening is crossed to be slidably matched with the inclined-plane of the first voussoir 17；3rd voussoir 31 is arranged in support type groove and is relatively fixed, support rack type
Groove is vertically arranged in juxtaposition in first support 8 and the side of second support 28 respectively.First support 8 and vertical point of the top surface of second support 28
Some cradle top through holes are furnished with, screw 34 passes through cradle top through hole and jacking block counter sink and the 3rd voussoir on jacking block 9
31 are fixedly connected.
The inclined-plane of first voussoir 17 and the slope of the second voussoir 29 second are consistent, the inclined-plane of the second voussoir 29 first and the 3rd
The slope of voussoir 31 is consistent, it is ensured that pushed up when some second skewbacks 29 are with respect to the first voussoir 17, the 3rd 31 relative slip of voussoir
Block 9 has certain linearity.
As shown in figure 4, retaining mechanism 16 includes some first voussoirs 17, the inclined-plane of the first voussoir 17 and the second voussoir 29 second
Slope is consistent and its gradient is less than its Self-locking angle, and the first voussoir 17 is arranged in some base type grooves and is relatively fixed, bottom
Seat type groove is vertically arranged in the horizontal through slot two sides of base 33 side by side；The inclined-plane of first voussoir 17 and the inclined-plane of the second voussoir 29 second
It is engaged and two slopes is consistent.When carrying out bending operation using the lower mould, bending power will be transmitted simultaneously suffered by jacking block 9
Decompose, when power is transferred between the first voussoir 17 and the second voussoir 29, due to the inclined-plane of the first voussoir 17 and the second voussoir 29 the
Two bevel inclination angles are less than its Self-locking angle, so the second voussoir 29 and the self-locking of the first voussoir 17, whole device locking；When power is passed
When being handed between the second voussoir 29 and the 3rd voussoir 31, now the second voussoir 29 has the trend moved to the direction of decelerator 22,
Because the second voussoir 29 is 29 liang of inclined plane incline directions of wedge block with two inclined planes and the second voussoir on the contrary, by the inclined-plane of the first voussoir 17
Coordinating with the inclined-plane of the second voussoir 29 second can prevent the second voussoir 29 from moving, so whole device is locked.
As shown in figure 4, guiding mechanism includes being provided with the base 33 for vertically offering horizontal through slot, horizontal through slot
First support 8 and second support 28, first support 8 and the bottom surface of second support 28 are vertically offered some to be adapted to feather key 35
Groove, the horizontal insertion groove bottom on base 33 offer with the one-to-one rectangular channel of groove, be provided with rectangular channel
Feather key 35, rectangular channel is adapted to feather key 35, and feather key 35 is fixed by screw 36 with base 33.In first support 8 and
Some pilot holes are correspondingly arranged on two supports 28, the lead 32 of slide fit therewith are provided with pilot hole, in first support 8
Spring 14 is provided between second support 28, spring 14 is sleeved on outside lead, realizes first support 8 and second support 28
Moved down in leading for lead 32.As shown in fig. 6, first support 8 and the side of second support 28 offer some be arranged in juxtaposition
Guiding counter sink and with support type groove interlaced arrangement, set in the guiding counter sink between first support 8 and second support 28
There is the spring 14 being sleeved on lead 32, the end of lead 32 is fabricated to sphere, and lead 32, which is passed through, is oriented to counter sink along axle
During to play, the sphere of lead 32 can be slidably matched with the inclined-plane of the second voussoir 29 first, it is ensured that whole mechanism normal work.
As shown in figure 3, being provided with plate 6, the first cover plate 7 and the second cover plate in first support 8 and the both ends of second support 28
18, the first cover plate 7, the second cover plate 18 and the collective effect of feather key 35 prevent first support 8 and second support 28 along base 33
Horizontal through slot direction play, it is ensured that the precision of whole device.
As shown in figure 3, being additionally provided with drive mechanism 21 on the base 33.As shown in Fig. 2, Fig. 9, drive mechanism 21 is wrapped
The bearing block 20 for being arranged at base end is included, bearing 37 is provided with bearing block 20, bearing cap is provided with bearing block 20
38.It is fixedly mounted on decelerator 22 and servomotor 25 on bearing block 20；As shown in figure 8, the drive mechanism 21 is also included
There is pushing block 26.End rectangular opening is provided with the end of gusset piece 15, end rectangular opening is arranged in juxtaposition with rectangular opening, in end square
Pushing block 26 is correspondingly arranged in shape hole, end rectangular opening length and width size is slightly larger than pushing block section length and width size.Set on pushing block 26
Screw mounting hole is equipped with, screw 19 is provided with screw mounting hole, screw 19 is fixedly connected by screw 40 with pushing block 26, silk
Mother 19 is adapted to leading screw 27；Leading screw 27 is connected through screw 19 and bearing 37 and with the output shaft of decelerator 22；Decelerator is with watching
Take motor connection.
As shown in figure 3, screw 23 is through the interstitial hole of baffle plate 24 and is fixed on the taper end portion of leading screw 27, pass through bearing 37 and baffle plate
24 collective effects prevent the axial motion of leading screw 27.
As shown in figure 3, being additionally provided with micro-adjusting mechanism 11 on the base 33.
As shown in Fig. 7, Figure 10, the micro-adjusting mechanism 11 includes jackscrew 12 and fine-tuning nut 13.Jackscrew 12 is arranged on
In one screwed hole, the first screwed hole is located at first support 8 and the side surface upper part of second support 28, and jackscrew is passed through and pushed up after the first screwed hole
Hold on jacking block 9.After the assembling of all jacking blocks 9 is finished, the linearity of jacking block 9 can be finely adjusted, after adjustment is finished, using fine setting
Nut 13 is locked.First support 8 and the side surface upper part of second support 28 are provided with the first screwed hole and the second screwed hole, the
One screwed hole and the second screwed hole difference interlaced arrangement.Lubricating cup 10 is installed in the second screwed hole, and whole device can be moistened
It is sliding.
When this lower die open needs to become small, servomotor 25 is rotated forward in drive mechanism 21, and silk is driven by decelerator 22
Thick stick 27 rotates, and promotes pushing block 26 to be moved to away from the direction of decelerator 22, and pushing block 26 drives gusset piece 15, the second voussoir 29 to link,
Second voussoir 29 is slidably matched with the first voussoir 17, the 3rd voussoir 31, and the first voussoir 17 is relatively fixed with base 33, the 3rd voussoir
31 are relatively fixed with first support 8, second support 28, and the first cover plate 7, the second cover plate 18 and the resistance of the collective effect of feather key 35
Only first support 8 and second support 28 are along the horizontal through slot direction vibration of base 33, so first support 8 and second support 28
The move toward one another of jacking block 9 can be driven, opening diminishes；Now, the linearity of jacking block 9 can be finely adjusted using jackscrew 12, adjustment is finished
Afterwards, it is standby tight using fine-tuning nut 13.
When the lower mould carries out bending operation, bending power will be decomposed and transmitted suffered by jacking block 9, when power is transferred to first
When between the voussoir 29 of voussoir 17 and second, because the inclined-plane of the first voussoir 17 and the bevel inclination angle of the second voussoir 29 second are less than it
Self-locking angle, so the second voussoir 29 and the self-locking of the first voussoir 17, whole device locking；When power is transferred to the second voussoir 29 and the 3rd
When between voussoir 31, now the second voussoir 29 has the trend moved to the direction of decelerator 22, because the second voussoir 29 is diclinic
29 liang of inclined plane incline directions of face voussoir and the second voussoir on the contrary, coordinated by the first voussoir 17 and the second voussoir 29 can prevent the
Two voussoirs 29 are moved, so whole device is locked.
When present apparatus opening needs to become big, servomotor 25 is reversely rotated in drive mechanism 21.
Claims (10)
1. a kind of bender lower die opening adjusting apparatus, it includes being arranged on bending machine workbench between the star grip knob of both sides
Base, is provided with first support and second support on base, and being provided with step surface in first support and second support is used for
Jacking block is fixedly installed, guiding mechanism, locking are provided between base and first support and between base and second support
Mechanism and drive mechanism, drive mechanism driving first support and second support are relatively moved under the guiding of guiding mechanism.
2. bender lower die opening adjusting apparatus according to claim 1, it is characterized in that retaining mechanism includes being arranged on the
Between one support and base and some voussoir groups being arranged in juxtaposition for being arranged between second support and base；Each voussoir group
Including the first voussoir, the second voussoir and the 3rd voussoir；The second voussoir in different voussoir groups is linked together by gusset piece；The
The inclined-plane of one voussoir, the second voussoir and the 3rd voussoir is vertically arranged, and the second voussoir is wedge block with two inclined planes and its two inclined-plane point
It is distributed on former and later two relative faces and incline direction is on the contrary, second the first inclined-plane of voussoir is slidably matched with the 3rd voussoir inclined-plane,
Second inclined-plane of the second voussoir and the inclined-plane of the first voussoir, which coordinate, realizes self-locking.
3. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that between first support and base
The voussoir group of setting includes the first voussoir, the second voussoir and the 3rd voussoir, and the insertion of the first voussoir is fixed in the base and its inclined-plane
Contacted with the second voussoir, the insertion of the 3rd voussoir is fixed in first support, the 3rd voussoir and the second voussoir inclined-plane are relative, first wedge
Block contacts inclined-plane with the second voussoir less than locked angle.
4. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that being arranged in juxtaposition on gusset piece
Some rectangular openings, the second inclined-plane of the second voussoir is slidably matched through rectangular opening with the first voussoir inclined-plane；3rd voussoir is arranged at
In support type groove and it is relatively fixed, support type groove is vertically arranged in juxtaposition in first support and second support side respectively；First
Frame and second support top surface vertical characteristics have some cradle top through holes, and screw passes through the top on cradle top through hole and jacking block
Block counter sink is fixedly connected with the 3rd voussoir.
5. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that the first voussoir inclined-plane and the second wedge
The slope of block second is consistent, and second the first inclined-plane of voussoir and the 3rd voussoir slope are consistent.
6. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that the first voussoir inclined-plane and the second wedge
The slope of block second is consistent and its gradient is less than its Self-locking angle, and the first voussoir is arranged in some base type grooves and relatively solid
Fixed, base type groove is vertically arranged in the horizontal through slot two sides of base side by side；First voussoir inclined-plane and second the second inclined-plane of voussoir
It is engaged and two slopes is consistent.
7. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that guiding mechanism includes vertically opening up
Have and first support and second support, first support and second support bottom are provided with the base of horizontal through slot, horizontal through slot
Face vertically offers some grooves being adapted to feather key, and the horizontal insertion groove bottom on base is offered and a pair of groove 1
The rectangular channel answered, is provided with feather key in rectangular channel, and rectangular channel is adapted to feather key, and feather key is consolidated by screw and base
It is fixed；Some pilot holes are correspondingly arranged in first support and second support, the guiding of slide fit therewith is provided with pilot hole
Post, it is provided with spring between first support and second support, spring housing realizes first support and second outside lead
Support is moved down in leading for lead；First support and second support side offer some guiding counter sinks being arranged in juxtaposition
And with support type groove interlaced arrangement, provided with being sleeved on lead in the guiding counter sink between first support and second support
Spring, be oriented to column end and be fabricated to sphere, lead through be oriented to counter sink vertically play when, the sphere of lead can be with
First inclined-plane of the second voussoir is slidably matched.
8. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that being additionally provided with the base
Drive mechanism；Drive mechanism includes the bearing block being arranged on base, and bearing is provided with bearing block, is set on bearing block
There is bearing cap；It is fixedly mounted on decelerator and servomotor on bearing block；The drive mechanism also includes pushing block, in connection
The end of plate is provided with end rectangular opening, and end rectangular opening is arranged in juxtaposition with rectangular opening, is correspondingly arranged in the rectangular opening of end
Pushing block, end rectangular opening length and width size is slightly larger than pushing block section length and width size；Screw mounting hole is provided with pushing block, in screw
Screw is provided with mounting hole, screw is fixedly connected by screw with pushing block, and screw is adapted to leading screw；Leading screw passes through the He of screw 19
Bearing is simultaneously connected with the output shaft of decelerator；Decelerator is connected with servomotor.
9. bender lower die opening adjusting apparatus according to claim 2, it is characterized in that being additionally provided with the base
Micro-adjusting mechanism.
10. bender lower die opening adjusting apparatus according to claim 9, it is characterized in that the micro-adjusting mechanism includes top
Silk and fine-tuning nut；Jackscrew is arranged in the first screwed hole, and the first screwed hole is located at first support and second support side surface upper part,
Jackscrew is held on jacking block after passing through the first screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373372.2A CN107081382A (en) | 2017-05-24 | 2017-05-24 | Bender lower die opening adjusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373372.2A CN107081382A (en) | 2017-05-24 | 2017-05-24 | Bender lower die opening adjusting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107081382A true CN107081382A (en) | 2017-08-22 |
Family
ID=59607553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710373372.2A Pending CN107081382A (en) | 2017-05-24 | 2017-05-24 | Bender lower die opening adjusting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107081382A (en) |
Cited By (1)
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| CN107597901A (en) * | 2017-10-30 | 2018-01-19 | 山东明珠材料科技有限公司 | A kind of adjustable circular arc apparatus for bending |
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| KR20100129941A (en) * | 2009-06-02 | 2010-12-10 | 김동주 | A bend device for latten |
| CN201618811U (en) * | 2009-12-23 | 2010-11-03 | 钢铁研究总院 | Pipe expanding device |
| CN101961750A (en) * | 2010-11-03 | 2011-02-02 | 安徽联盟模具工业股份有限公司 | Large-size precise V-shaped bending adjustable mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107597901A (en) * | 2017-10-30 | 2018-01-19 | 山东明珠材料科技有限公司 | A kind of adjustable circular arc apparatus for bending |
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Application publication date: 20170822 |