CN208513436U - Shearing bending device - Google Patents
Shearing bending device Download PDFInfo
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- CN208513436U CN208513436U CN201821158980.8U CN201821158980U CN208513436U CN 208513436 U CN208513436 U CN 208513436U CN 201821158980 U CN201821158980 U CN 201821158980U CN 208513436 U CN208513436 U CN 208513436U
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- lower die
- son
- semishearing
- punching pin
- upper mold
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Abstract
Shearing bending device.It is related to a kind of equipments machining die field more particularly to shearing bending device.Delicate structure, can be carried out continuously shearing and flexing movement at good working effect.The shearing bending device includes preshearing device, the preshearing device includes upper mold semishearing punching pin and lower die semishearing punching pin, the upper mold semishearing punching pin is fixed on cope plate, the lower die semishearing punching pin is fixed in lower template, the upper mold semishearing punching pin and the setting symmetrical above and below of lower die semishearing punching pin, the upper mold semishearing punching pin and lower die semishearing punching pin it is opposite end face it is parallel to each other and tilt；The shearing bending device further includes cutting device for folding, and the shearing bending device further includes from lifting assembly.The utility model has the advantages that delicate structure on the whole, good working effect, can be carried out continuously shearing and flexing movement.
Description
Technical field
The utility model relates to a kind of equipments machining die field more particularly to shearing bending devices.
Background technique
With the high speed development of China's national economy, product technology is constantly progressive, then, it is followed by that market
Keen competition, higher design and producing requirement is proposed for some workpiece.Not requiring nothing more than can be more light, and structure is more
The economy added, cost control more rationally, and require to guarantee enough intensity and precision.Workpiece as shown in Figure 8,
Preceding working procedure after processing is completed, the edge that the junction of single workpiece and material strip need to be sheared, and will be connected with junction
Position carries out bending, to complete whole process (finished product is as shown in Figure 9), but it was found that cutting during actual processing
When the junction of cutting part and material strip, since punching pin can only carry out the shear action of finite depth, when the thickness of workpiece is thicker,
Punching pin can only carry out one section of shearing, the workpiece of depths will directly be torn by the impact force of punching pin, to generate burr, influence work
The beauty and practicability at part edge.
In addition, after need to being pushed down the centre of workpiece, punching pin could be passed through by edge when carrying out bending operation
Position carries out bending.And when carrying out shearing manipulation, if first centre is pushed down, then is sheared by punching pin, due to for
The elastically-deformable region of workpiece is smaller, therefore workpiece lower for toughness of material, is easy to cause breakage in the process, thus
Defect rate is higher.Therefore, shearing and bending are difficult in same stage die (same punching pin) realization.
Utility model content
The utility model in view of the above problems, provide a kind of delicate structure, good working effect, can be carried out continuously shearing with
The shearing bending device of flexing movement.
The technical solution of the utility model is: the shearing bending device includes preshearing device, and the preshearing device includes
Upper mold semishearing punching pin and lower die semishearing punching pin, the upper mold semishearing punching pin are fixed on cope plate, and the lower die semishearing punching pin is solid
It is scheduled in lower template, the upper mold semishearing punching pin and the setting symmetrical above and below of lower die semishearing punching pin, the upper mold semishearing punching pin is under
The opposite end face of mould semishearing punching pin is parallel to each other and tilts；
The shearing bending device further includes cutting device for folding, and the device for folding of cutting includes lower die bent insert, a pair of of lower die
It shears and enters son into son and a pair of of upper mold shearing bending, the lower die bent insert and a pair of of lower die are sheared son and be both connected to down
In template, a pair of lower die shears the two sides that lower die bent insert is divided into son, and the lower die bent insert is cut with lower die
There are gap between incision, a pair of upper mold shearing bending enters son and is both connected on cope plate and is located at two gaps
Surface, the upper mold shearing bending enter son be adapted with gap, the upper mold shearing bending enter son lower end surface tilt and
It is higher than close to the lower edge of lower die bent insert and shears the lower edge into son close to lower die, the upper edge of the lower die bent insert is not higher than
Lower die shears the lower edge into son.
The shearing bending device further include from lifting assembly, it is described from lifting assembly include placement block, shaft, it is driven tiltedly
Gear and a pair of of linkage mechanism, the placement block are fixedly connected in lower template, and placing chamber is offered in the placement block, described
The bottom end of shaft is hinged in the lower wall of placing chamber, and the top of the shaft is stretched out placing chamber and led to lower die bent insert
Threaded connection is crossed, the lower die bent insert is slidably connected in lower template, and the follow bevel gear is fixed to be set in
In shaft,
A pair of linkage mechanism includes connecting rod one, helical gear one, helical gear two, connecting rod two, helical gear three, helical gear
Four and drive bevel gear, the middle part of the connecting rod one be rotatably threaded through on the side wall of placement block, the helical gear one and tiltedly
Gear two is respectively fixedly connected at the both ends of the connecting rod one, and the helical gear one is meshed with follow bevel gear,
The lower die shears son towards offering accommodation groove, the middle part of the connecting rod two on the surface of lower die bent insert
It is rotatably threaded through on the side wall of accommodation groove, the helical gear three and helical gear four are respectively fixedly connected with the two of connecting rod two
End, the drive bevel gear are hinged on the side wall of accommodation groove, and the drive bevel gear and lower die are sheared and rolled over into son towards lower die
Perpendicular where bending into the surface of son is tangent, and the drive bevel gear is meshed with helical gear four, the helical gear two and
The helical gear three is meshed.
The upper mold shearing bending enters son and is equipped with damping towards the side that lower die shears son.
The idler wheel of the coaxial heart is also fixed in the drive bevel gear, the surface fixing sleeve of the idler wheel is equipped with rubber
Cushion rubber, the rubber ring stretch out the notch of accommodation groove.
Sliding slot is offered on the two sides side wall of the lower die bent insert, and a pair of of cunning is fixed in the lower template
Block, a pair of sliding block adaptation are slidably connected in sliding slot.
It can control cope plate downlink when the utility model is used, in this way, working as upper mold semishearing punching pin towards lower die semishearing punching pin
When carrying out punching course, pre-cut can be carried out, that is, the junction of workpiece and material strip is cut off into half (as Figure 2-3), this
Sample, after completing pre-cut, workpiece is appointed so to be kept connecting with material strip, but while being sheared again through subsequent punching pin would not occur because cutting
Cutting depth is limited and causes the case where tearing, to can effectively avoid the generation of burr；
Material strip to be processed is placed on lower die bent insert and lower die is sheared on son, in this way, when cope plate is under
When template carries out punching course, upper mold shearing bending enters son and shears lower edge into son for first contact workpiece and material strip close to lower die
Junction, to complete the shearing of workpiece and material strip, hereafter, cope plate is continued traveling downwardly, until upper mold shearing bending enter son it is close
After the lower edge that lower die shears son is contacted with workpiece, it hereafter will shear and roll in two upper molds positioned at the edge of the workpiece of gap location
It is bent under the collective effect of son and lower die bent insert naturally lower folding, flexing movement can be completed without additional pressing plate.It is whole
It is upper to have the advantages that delicate structure, good working effect, shearing and flexing movement be carried out continuously.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model,
Fig. 2 is the enlarged drawing in Fig. 1 at A,
Fig. 3 is the working state figure of Fig. 2,
Fig. 4 is the enlarged drawing in Fig. 1 at B,
Fig. 5 is the preferred embodiment that device for folding is cut in the utility model,
Fig. 6 is the working state figure one of Fig. 5,
Fig. 7 is the working state figure two of Fig. 5,
Fig. 8 is background technique attached drawing one,
Fig. 9 is background technique attached drawing two；
11 be cope plate in figure, and 12 be lower template, and 13 be upper die holder, and 14 be lower die holder,
21 be upper mold semishearing punching pin, and 22 be lower die semishearing punching pin,
31 be lower die bent insert, and 32 be that lower die is sheared into son, and 33 be that upper mold shearing bending enters son, and 34 be accommodation groove, 35
It is sliding slot, 36 be sliding block,
4 be placement block, and 40 be placing chamber, and 41 be shaft, and 42 be follow bevel gear, and 43 be connecting rod one, and 44 be helical gear one,
45 be helical gear two, and 46 be connecting rod two, and 47 be helical gear three, and 48 be helical gear four, and 49 be drive bevel gear.
Specific embodiment
The utility model as shown in figs 1-9, including upper die holder 13, lower die holder 14, cope plate 11 and lower template 12, under described
Template 12 is fixedly connected on lower die holder 14, the liftable top for being connected to lower die holder 14 of upper die holder 13, the upper mold
The liftable lower section for being connected to upper die holder 13 of plate 11 is attached and is led by precision guide post between cope plate and lower template
Just,
The shearing bending device further includes preshearing device, and the preshearing device includes upper mold semishearing punching pin 21 and lower die half
Punching pin 22 is cut, the upper mold semishearing punching pin 21 is fixed on cope plate 11, and the lower die semishearing punching pin 22 is fixed on lower template 12
On, the upper mold semishearing punching pin 21 and the setting symmetrical above and below of lower die semishearing punching pin 22, the upper mold semishearing punching pin 21 and lower die are partly
It is parallel to each other and tilt to cut the opposite end face of punching pin 22；
It can control cope plate downlink when use, in this way, when upper mold semishearing punching pin carries out punching press towards lower die semishearing punching pin
Cheng Shi can carry out pre-cut, that is, the junction of workpiece and material strip be cut off half (as Figure 2-3), in this way, completing pre-cut
Afterwards, workpiece is appointed so keeps connecting with material strip, but while being sheared again through subsequent punching pin would not occur because shearing depth is limited
And the case where causing tearing, to can effectively avoid the generation of burr.
The shearing bending device further includes cutting device for folding, and the device for folding of cutting includes under lower die bent insert 31, a pair
Mould, which is sheared, enters son 33 into son 32 and a pair of of upper mold shearing bending, and the lower die bent insert 31 and a pair of of lower die are sheared into son 32
It is both connected in lower template 12, a pair of lower die shears the two sides that lower die bent insert 31 is divided into son 32, the lower die
Bent insert 31 and lower die are sheared there are gap between son 32, and a pair of upper mold shearing bending enters son 33 and is both connected to upper mold
On plate 11 and it is located at the surface in two gaps, the upper mold shearing bending enters son 33 and is adapted with gap, and the upper mold is cut
It cuts the lower end surface inclination of bent insert 33 and is higher than close to the lower edge of lower die bent insert 31 and sheared under son 32 close to lower die
The upper edge into son 32 is sheared not higher than lower die in the upper edge on edge, the lower die bent insert 31.
As shown in figure 4, material strip to be processed is placed on lower die bent insert and lower die is sheared on son, in this way, when upper
When template carries out punching course towards lower template, upper mold shearing bending enters son to be sheared close to lower die will first contact work into sub lower edge
The junction of part and material strip, to complete the shearing of workpiece and material strip, hereafter, cope plate is continued traveling downwardly, until upper mold shearing folding
It bend into after son contacts with workpiece close to the lower edge that lower die shears son, the edge of workpiece for being hereafter located at gap location will be two
Upper mold shearing bending enters naturally lower folding under sub and lower die bent insert collective effect, and bending can be completed without additional pressing plate
Movement.Have the advantages that delicate structure on the whole, good working effect, shearing and flexing movement can be carried out continuously.
In addition, finding in actual use, above structure is when carrying out the movement of shearing and bending, if lower die bending
The fixation position for entering son is constant, in this way, being divided into following two situation when on setting lower die bent insert along height: if 1,
The upper edge of lower die bent insert enters sub upper edge in sustained height with lower die clipping, then during being sheared, lower die is rolled over
Bending into son can enter because of upper mold shearing bending to workpiece application opposition under sub pressure effect, lower hence for toughness
Workpiece easily causes damage；If 2, the upper edge of lower die bent insert enters the upper edge of son lower than lower die clipping, in the mistake sheared
Cheng Zhong, though the problem of avoiding the first above-mentioned situation, support of the workpiece due to having lacked lower die bent insert after shearing
Will voluntarily whereabouts one end distance under the effect of gravity, until fall on lower die bent insert, therefore position is difficult to relocate, and
This process will seriously affect the working efficiency of this case entirety, therefore propose following technical scheme:
The shearing bending device further include from lifting assembly, it is described from lifting assembly include placement block 4, shaft 41, from
Dynamic helical gear 42 and a pair of of linkage mechanism, the placement block 4 are fixedly connected in lower template 12, offer in the placement block 4
The bottom end of placing chamber 40, the shaft 41 is hinged in the lower wall of placing chamber 40, and placing chamber is stretched out on the top of the shaft 41
It 40 and being connected through a screw thread with lower die bent insert 31, the lower die bent insert 31 is slidably connected in lower template 12,
The follow bevel gear 42 is fixed to be set in shaft 41,
A pair of linkage mechanism includes connecting rod 1, helical gear 1, helical gear 2 45, connecting rod 2 46, helical gear
3 47, the middle part of helical gear 4 48 and drive bevel gear 49, the connecting rod 1 is rotatably threaded through the side wall of placement block 4
On, the helical gear 1 and helical gear 2 45 are respectively fixedly connected in the both ends of the connecting rod 1, the helical gear 1
It is meshed with follow bevel gear 42,
The lower die shears son 32 towards offering accommodation groove 34, the connecting rod two on the surface of lower die bent insert 31
46 middle part is rotatably threaded through on the side wall of accommodation groove 34, and the helical gear 3 47 and helical gear 4 48 are respectively fixedly connected with
At the both ends of connecting rod 2 46, the drive bevel gear 49 is hinged on the side wall of accommodation groove 34, and the drive bevel gear 49 is under
Perpendicular where mould shears son 32 towards the surface of lower die bent insert 31 is tangent, the drive bevel gear 49 and helical teeth
It takes turns 4 48 to be meshed, the helical gear 2 45 is meshed with the helical gear 3 47.
In this way, when upper mold shearing bending enters sub progress shear action (as shown in Figure 5), at this time lower die bent insert not with
Workpiece contact, so as to avoid problem shown in above situation 1；
After upper mold shearing bending enters sub completion shear action (as shown in Figure 6), upper mold shearing bending enters son will be with active
Helical gear fitting, therefore drive bevel gear will rotate under the rubbing action that upper mold shearing bending enters sub- side wall, thus will
Helical gear four, connecting rod two, helical gear three, helical gear two, connecting rod one, helical gear one and follow bevel gear rotation are successively driven, from
And drive shaft to rotate, therefore lower die bent insert will under the action of screw thread uplink, cut to be sheared in upper mold into sub- completion
After cutting, lower die bent insert can automatic uplink, resist the workpiece to bending rapidly, avoid problem shown in above situation 2；
Hereafter, upper mold shearing bending enters son and continues traveling downwardly (as shown in Figure 7), is finally completed the shearing and bending of workpiece.
The upper mold shearing bending enters son 33 and is equipped with damping towards the side that lower die shears son 32.So that upper mold is sheared
The transmission of bent insert and drive bevel gear is more stable, further increases the stability of this case.
The idler wheel of the coaxial heart is also fixed in the drive bevel gear 49, the surface fixing sleeve of the idler wheel is equipped with
Rubber ring, the rubber ring stretch out the notch of accommodation groove 34.In this way, when upper mold shearing bending enters son and contacts with idler wheel, idler wheel
Enter sub- interference fit with upper mold shearing bending so that upper mold shearing bending enter son it is more stable with the transmission of drive bevel gear
Further increase the stability of this case.
Sliding slot 35 is offered on the two sides side wall of the lower die bent insert 31, is fixed with one in the lower template 12
To sliding block 36, what a pair of sliding block 36 was adapted to is slidably connected in sliding slot 35.
Claims (5)
1. shearing bending device, which is characterized in that the shearing bending device includes preshearing device, and the preshearing device includes upper
Mould semishearing punching pin and lower die semishearing punching pin, the upper mold semishearing punching pin are fixed on cope plate, and the lower die semishearing punching pin is fixed
In lower template, the upper mold semishearing punching pin and the setting symmetrical above and below of lower die semishearing punching pin, the upper mold semishearing punching pin and lower die
The opposite end face of semishearing punching pin is parallel to each other and tilts；
The shearing bending device further includes cutting device for folding, and the device for folding of cutting includes lower die bent insert, a pair of of lower die shearing
Enter son and a pair of of upper mold shearing bending enters son, the lower die bent insert and a pair of of lower die are sheared and be both connected to lower template into son
On, a pair of lower die shears the two sides that lower die bent insert is divided into son, the lower die bent insert and lower die shear into
There are gap between son, a pair of upper mold shearing bending enters son and is both connected on cope plate and is located at two gaps just
Top, the upper mold shearing bending enter son be adapted with gap, the upper mold shearing bending enter son lower end surface tilt and it is close
The lower edge of lower die bent insert, which is higher than, shears the lower edge into son close to lower die, and the upper edge of the lower die bent insert is not higher than lower die
Shear the lower edge into son.
2. shearing bending device according to claim 1, which is characterized in that the shearing bending device further includes going up and down certainly
Component, described from lifting assembly includes placement block, shaft, follow bevel gear and a pair of of linkage mechanism, and the placement block is fixed to be connected
It connects in lower template, placing chamber is offered in the placement block, the bottom end of the shaft is hinged in the lower wall of placing chamber, institute
The top for stating shaft is stretched out placing chamber and is connected through a screw thread with lower die bent insert, and the lower die bent insert is slidable
It being connected in lower template, the follow bevel gear is fixed to be set in shaft,
A pair of linkage mechanism includes connecting rod one, helical gear one, helical gear two, connecting rod two, helical gear three, four and of helical gear
The middle part of drive bevel gear, the connecting rod one is rotatably threaded through on the side wall of placement block, the helical gear one and helical gear
Two are respectively fixedly connected at the both ends of the connecting rod one, and the helical gear one is meshed with follow bevel gear,
The lower die shears son towards accommodation groove is offered on the surface of lower die bent insert, and the middle part of the connecting rod two can turn
Dynamic is threaded through on the side wall of accommodation groove, and the helical gear three and helical gear four are respectively fixedly connected in the both ends of connecting rod two, institute
It states drive bevel gear to be hinged on the side wall of accommodation groove, the drive bevel gear and lower die are sheared into sub towards lower die bent insert
Surface where perpendicular it is tangent, the drive bevel gear is meshed with helical gear four, the helical gear two with it is described tiltedly
Gear three is meshed.
3. shearing bending device according to claim 2, which is characterized in that the upper mold shearing bending enters son towards lower die
The side for shearing son is equipped with damping.
4. shearing bending device according to claim 2, which is characterized in that be also fixed in the drive bevel gear with
Its concentric idler wheel, the surface fixing sleeve of the idler wheel are equipped with rubber ring, and the rubber ring stretches out the notch of accommodation groove.
5. shearing bending device according to claim 2, which is characterized in that on the two sides side wall of the lower die bent insert
Sliding slot is offered, a pair of of sliding block is fixed in the lower template, a pair of sliding block adaptation is slidably connected in sliding slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821158980.8U CN208513436U (en) | 2018-07-21 | 2018-07-21 | Shearing bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821158980.8U CN208513436U (en) | 2018-07-21 | 2018-07-21 | Shearing bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208513436U true CN208513436U (en) | 2019-02-19 |
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ID=65336190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821158980.8U Active CN208513436U (en) | 2018-07-21 | 2018-07-21 | Shearing bending device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208513436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883143A (en) * | 2019-12-12 | 2020-03-17 | 绍兴夏鸥科技有限公司 | Copper automatic cutout equipment of buckling |
| CN114850254A (en) * | 2022-04-27 | 2022-08-05 | 江西顾特乐精藏科技有限公司 | Automatic punching, shearing, folding and forming processing system and processing method |
-
2018
- 2018-07-21 CN CN201821158980.8U patent/CN208513436U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883143A (en) * | 2019-12-12 | 2020-03-17 | 绍兴夏鸥科技有限公司 | Copper automatic cutout equipment of buckling |
| CN114850254A (en) * | 2022-04-27 | 2022-08-05 | 江西顾特乐精藏科技有限公司 | Automatic punching, shearing, folding and forming processing system and processing method |
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