CN206215728U - One kind stretching hydraulic press - Google Patents
One kind stretching hydraulic press Download PDFInfo
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- CN206215728U CN206215728U CN201621331396.9U CN201621331396U CN206215728U CN 206215728 U CN206215728 U CN 206215728U CN 201621331396 U CN201621331396 U CN 201621331396U CN 206215728 U CN206215728 U CN 206215728U
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- matched moulds
- die plate
- upper die
- guide pillar
- hydraulic press
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Abstract
The utility model discloses one kind stretching hydraulic press, including workbench, matched moulds part and stretched portion, it is characterized in that, the matched moulds part is arranged at the top of workbench, including guide pillar, crossbeam, die cylinder, crank mechanism and upper die plate, the hypomere of the guide pillar is arranged on workbench, the crossbeam is arranged on the epimere of guide pillar, the die cylinder is arranged on the top of crossbeam, the crank mechanism is arranged on the bottom of crossbeam, wherein, the upper end of the crank mechanism is connected with die cylinder, lower end is connected with upper die plate, die cylinder is set to drive upper die plate to decline by crank mechanism, realize matched moulds；The stretched portion is corresponding with matched moulds part, including master cylinder, and the master cylinder rises, and realizes stretching.Stretching hydraulic press high degree of automation disclosed in the utility model, excellent performance can realize the drawing and forming of efficiently quick and steady quality.
Description
Technical field
The utility model is related to oil pressure stretching technique, more particularly to a kind of stretching hydraulic press.
Background technology
Existing metalwork stretching is made using punch press or hydraulic press.Metalwork is done with mechanical press to stretch, this work
Skill is more traditional, and the stretch process for sheet metalwork product is not bad, once it is that comparing is thick or intensity is higher
Metalwork is stretched, then can cause that defective products is high, and product is easily rupturable, and quality is difficult to control, and precision is uncontrollable to wait not enough.With oil
Development and the application popularization of pressure pressure machine technology, also occur in that some can carry out the hydraulic press of metalwork stretching at present.
However, although the product quality that current hydraulic press is worked it out has been lifted, efficiency is low, slow motion, stretching master cylinder will gram
The work of flanging cylinder power is taken, idle work is wasted.Specifically, current hydraulic press is to replace machinery to draw simply by oil pressure stretching
Stretch, it is impossible to make full use of the advantage of hydraulic technology；Current forcing press is generally adopted by stretching the construction put on oil hydraulic cylinder,
It is upper position of the oil hydraulic cylinder positioned at hydraulic press, mould is pushed in drive, and lower mould is then fixedly installed on the lower portion of hydraulic press
Put（On workbench）, consequently, it is possible to just result in the stroke of stretching oil hydraulic cylinder（Process, backhaul）Distance is remote, slow motion, Er Qiejing
Spend bad control.Therefore, there are many irrational places, it is necessary to make improvements perfect in traditional stretching hydraulic press.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is, there is provided one kind stretching hydraulic press, realize it is efficiently quick and
The drawing and forming of steady quality.
The technical solution adopted in the utility model is：One kind stretching hydraulic press, including workbench, matched moulds part and extension section
Point, it is characterised in that the matched moulds part is arranged at the top of workbench, including guide pillar, crossbeam, die cylinder, crank mechanism
And upper die plate, the hypomere of the guide pillar is arranged on workbench, and the crossbeam is arranged on the epimere of guide pillar, and the die cylinder is set
On the top of crossbeam, the crank mechanism is arranged on the bottom of crossbeam, wherein, upper end and the die cylinder phase of the crank mechanism
Connection, lower end is connected with upper die plate, makes die cylinder drive upper die plate to decline by crank mechanism, realizes matched moulds；The drawing
Extending portion point is corresponding with matched moulds part, including master cylinder, and the master cylinder rises, and realizes stretching.In general, mould is mounted in stretching
On upper die plate, by upper die plate with decline, mould assembling action is realized, lower mould is driven on the expansion link of master cylinder by master cylinder
Rise, be then engaged with the upper mould of matched moulds, realize drawing and forming.Therefore, this stretching hydraulic press, can be with when sale of dispatching from the factory
Without drawing die, it is also possible to band drawing die, and drawing die（That is upper and lower mould）Can change at any time.
Further, the guide pillar includes four, is distributed in square shape.Be square four guide pillars of distribution, is more science
Rational design, accordingly, crossbeam, upper die plate are also designed to square tabular, are then engaged with four guide pillars, and stress is more
Uniformly, construction is more consolidated.
Further, the upper die plate is slidably arranged in the stage casing of guide pillar.Two kinds that illustrate upper die plate are needed herein, and feelings are set
Condition：One kind is that upper die plate is vacantly designed, with die cylinder, crank mechanism driving declined, vertical motion, realize close
Mould, point mould；Another kind is that upper die plate is slidably arranged in the stage casing of guide pillar, on the basis of guide pillar guiding, by die cylinder, song
Handle mechanism coordinates driving to be declined, vertical motion, realizes matched moulds, point mould.Obviously, second is more preferably to design.
Further, the master cylinder is arranged on the inside of workbench, and is connected with Hydraulic Station.Master cylinder is arranged on work
The inside of platform, Hydraulic Station is arranged in workbench rear side, and Electric Appliance Cabinet is arranged in workbench right side, is laid out more scientific and reasonable, saving
Space, also beneficial to the operation of production and processing.
Further, the crank mechanism is the linkage for amplifying the speed of die cylinder, including connector, first is connected
Joint chair, the second connecting seat, first connecting rod component and second connecting rod component, wherein, upper end and the die cylinder phase of the connector
Connection, first connecting seat is arranged on the upper side of upper die plate, and the top that second connecting seat is arranged on upper die plate is another
Side, one end and first connecting seat of the first connecting rod component are hinged, and the other end is hinged with the respective side of connector, institute
The one end and the second connecting seat for stating second connecting rod component are hinged, and the other end is hinged with connector respective side.Further, institute
State first connecting rod component includes some groups respectively, wherein, every group includes master connecting-rod, slave connecting rod；It is corresponding with first connecting rod component,
The second connecting rod component also includes some groups, wherein, every group includes master connecting-rod, slave connecting rod.Herein it should be noted that crank
Mechanism（Alternatively referred to as linkage, crank arm mechanism, articulation mechanism etc.）Effect be to amplify the speed of die cylinder（Will go up
The falling-rising speed of mould is amplified）, and can lift mould support power（Increase endurance during drawing and forming）, mould in realization
Quick matched moulds, reduces the time that matched moulds is wasted.On this basis, the technical staff of mechanical field, according to its act on purpose and
The effect for producing is needed, various crank mechanisms can be designed, it is two sections, three-section type, it is symmetrical, asymmetric, it is above-mentioned to be given
It is simply more preferred a kind of, it is not excluded that other various types of crank mechanisms are also suitable.In other words, above-mentioned crank machine
The induction and conclusion of structure is rational, and under the auxiliary of other technical characteristics, those skilled in the art can be understood expressed by it
Technology contents.
Further, the matched moulds part also includes mould adjusting mechanism, and the mould adjusting mechanism includes guide pillar screw thread, mode transfer gear, same
Step gear and mode transfer motor, located at the epimere of guide pillar, the mode transfer gear, synchromesh gear and mode transfer motor set the guide pillar screw thread
In the top of crossbeam, wherein, the inner ring of the mode transfer gear is provided with internal thread, and the internal thread constitutes transmission and matches somebody with somebody with guide pillar screw thread
Close, the outer ring of the mode transfer gear is provided with external screw thread, the external screw thread coordinates with synchromesh gear construction transmission, the synchromesh gear with
Mode transfer motor constitutes transmission and coordinates, and makes mode transfer motor drive synchromesh gear, synchromesh gear to drive mode transfer gear, mode transfer gear to pass through
Internal thread and guide pillar screw thread phase rotatable engagement, drive crossbeam to rise or fall, and tune is risen or fallen so as to realize matched moulds part
Section, after the distance between adjustment upper die plate and workbench, and then adjustment matched moulds, the gap between upper die plate and workbench.More enter
One step, the synchromesh gear is the synchronous gear ring that middle part is left a blank, and the synchronous gear ring is realized rotating by bearing；The die cylinder
The top of crossbeam is arranged on, and position of being left a blank in the middle part of synchronous gear ring.Using synchronous gear ring, setting for die cylinder is easy for
Put, because die cylinder needs to be arranged on the centre position of crossbeam.Herein it should be noted that the effect of mould adjusting mechanism is to make this
Stretching hydraulic press is applicable different product material and mould structure.Specifically, after the matched moulds of matched moulds part, upper die plate and workbench it
Between can form certain gap, and the size in this gap（Width）, then it is the parameter items such as needs and product material species, thickness
It is corresponding, while be also intended to coordinate different drawing die structures, because a stretching hydraulic press is often more than being used for doing
A product, therefore, the design of mould adjusting mechanism, the gap between upper die plate and workbench can be adjusted by mould adjusting mechanism, to obtain
Obtain the calendering force of suitable upper and lower mould（Workpiece calendering force is obtained by upper die plate with workbench gap）, so as to ensure production
Stability.In addition, should be noted that mode transfer gear can be built up gear herein, for example, the internal thread of inner ring is
A part, the external screw thread of outer ring is another part, and both are superimposed up and down；As long as sum it up, the mode transfer gear meets inner ring and sets
There is internal thread, outer ring is provided with external screw thread, as specific configuration, can be changed according to actual conditions.
Further, the matched moulds part also includes position detecting mechanism, and the position detecting mechanism includes scale grating and light
Grid reading head, wherein, the scale grating is arranged on frame, and the grating reading head is arranged on upper die plate, so as to detect mould
The distance between plate upper die plate and workbench, judge whether matched moulds in place.
Further, also including control device, the control device is connected with matched moulds part and stretched portion, control matched moulds portion
Divide and stretched portion coordinated operation.
The utility model has advantages below：First, efficiency high：Die cylinder drives crank mechanism, through crank mechanism by speed
Degree amplifies, the quick matched moulds of mould in realization, reduces the time of matched moulds waste.Master cylinder（Shaping oil cylinder）Action uniaxial direct tensile, nothing
Sky is walked, straight shaping.Workpiece calendering force is obtained by upper die plate with workbench gap, and no pressure is offset, so as to do same product
The design of master cylinder pressure is reduced, cylinder efficient speed is increased, is 2 times of efficiency of traditional hydraulic press.2nd, move with stress more
Plus it is scientific and reasonable, by setting crank mechanism, in addition to it can amplify closure pressing speed, in stretching, crank mechanism withstands
Template, is transmitted by each stress of connecting rod, relatively reliable.3rd, product quality stabilization：The calendering of upper and lower mould during production product
Power, is obtained by the gap of upper mould and workbench, and gap can be adjusted by mould adjusting mechanism.That is, can be according to material and mould structure
The gap of upper and lower mould is adjusted, so as to ensure the production stabilization of product.
Illustrate below in conjunction with the accompanying drawings and specific embodiment, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the overall structure diagram one of the present embodiment；
Fig. 2 is the overall structure diagram two of the present embodiment；
Fig. 3 is the plan structure sterogram of the present embodiment；
Fig. 4 is the structural representation one of matched moulds part；
Fig. 5 is the structural representation two of matched moulds part；
In figure：Workbench 1；Guide pillar 2；Crossbeam 3；Die cylinder 4；Crank mechanism 5；Connector 51；First connecting seat 52；The
Two connecting seats 53；First connecting rod component 54；Second connecting rod component 55；Upper die plate 6；Master cylinder 7；Hydraulic Station 8a；Electric Appliance Cabinet 8b；Adjust
Mold mechanism 9；Guide pillar screw thread 91；Mode transfer gear 92；Synchronous gear ring 93；Mode transfer motor 94；Bearing 95；Limiting buffer mechanism 10.
Specific embodiment
Referring to Fig. 1 to 5, the stretching hydraulic press that the present embodiment is provided, including workbench 1, matched moulds part and stretched portion,
The matched moulds part is arranged at the top of workbench 1, including four guide pillars 2, the crossbeam 3 of square tabular, die cylinders 4, crank
Mechanism 5 and upper die plate 6, the hypomere of the guide pillar 2 are fixedly installed on workbench 1, and the crossbeam 3 is arranged on the epimere of guide pillar 2, institute
The top that die cylinder 4 is arranged on crossbeam 3 is stated, the crank mechanism 6 is arranged on the bottom of crossbeam 3, and the upper die plate 6 is slided and set
Put in the stage casing of guide pillar 2, wherein, the upper end of the crank mechanism 5 is connected with die cylinder 4, and lower end is connected with upper die plate 6
Connect, make die cylinder 4 drive upper die plate 6 to decline by crank mechanism 5, realize matched moulds；The stretched portion and matched moulds part phase
Correspondence, including master cylinder 7, the master cylinder 7 rise, and realize stretching；Wherein, the master cylinder 7 is arranged on the inside of workbench 1,
And be connected with Hydraulic Station 8a.Master cylinder 7 is arranged on the inside of workbench 1, and Hydraulic Station 8a is arranged in the rear side of workbench 1, electrical equipment
Cabinet 8b is arranged in the right side of workbench 1, is laid out more scientific and reasonable, save space, also beneficial to the operation of production and processing.In addition, also
Including control device, the control device is connected with matched moulds part and stretched portion, and control matched moulds part and stretched portion are coordinated
Operation.As for the set-up mode of control device, there is various, can be the outer of carry embedded of equipment or connection external control
Formula etc. form is connect, its purpose is to the coordinate operation of equipment.
In general, mould on upper die plate, by upper die plate with decline, realizes mould assembling action in stretching, and lower mould is mounted in
On the expansion link of master cylinder, driven by master cylinder and risen, be then engaged with the upper mould of matched moulds, realize drawing and forming.Therefore, originally
Stretching hydraulic press, can be without drawing die when sale of dispatching from the factory, it is also possible to band drawing die, and drawing die（Go up
Lower mould）Can change at any time.
Specifically, the crank mechanism 5 is the linkage for amplifying the speed of die cylinder 4, including connector 51, the
A connecting seat 52, the second connecting seat 53, first connecting rod component 54 and second connecting rod component 55, wherein, the connector 51 it is upper
End is connected with die cylinder 4, and first connecting seat 52 is arranged on the upper side of upper die plate 6, second connecting seat 53
The top opposite side of upper die plate 6 is arranged on, one end of the first connecting rod component 54 is hinged with the first connecting seat 52, the other end
Respective side with connector 51 is hinged, and one end of the second connecting rod component 55 is hinged with the second connecting seat 53, the other end
It is hinged with the respective side of connector 51.Further, the first connecting rod component 54 includes some groups respectively, wherein, every group of bag
Include master connecting-rod, slave connecting rod；Corresponding with first connecting rod component 54, the second connecting rod component 55 also includes some groups, wherein, often
Group includes master connecting-rod, slave connecting rod.Herein it should be noted that crank mechanism（Alternatively referred to as linkage, crank arm mechanism, joint
Mechanism etc.）Effect be to amplify the speed of die cylinder（The falling-rising speed that mould will be gone up is amplified）, and mould can be lifted
Support power（Increase endurance during drawing and forming）, the quick matched moulds of mould in realization, the time that reduction matched moulds is wasted.In this base
On plinth, the technical staff of mechanical field acts on purpose and needs the effect for producing according to it, can design various crank machines
Structure, two sections, three-section type are symmetrical, asymmetric, regular, irregular, it is above-mentioned be given simply more preferred one
Kind, it is not excluded that other various types of crank mechanisms are also suitable.In other words, the induction and conclusion of above-mentioned crank mechanism is reasonable
, under the auxiliary of other technical characteristics, those skilled in the art can understand the technology contents expressed by it.
Specifically, the matched moulds part also includes mould adjusting mechanism 9, and the mould adjusting mechanism 9 includes guide pillar screw thread 91, mode transfer gear
92nd, synchronous gear ring 93 and mode transfer motor 94, the guide pillar screw thread 91 are located at the epimere of guide pillar 2, the mode transfer gear 92, synchronous gear
Circle 93 and mode transfer motor 94 are located at the top of crossbeam 3, wherein, the inner ring of the mode transfer gear 92 is provided with internal thread, the internal thread
Transmission is constituted with guide pillar screw thread 91 to coordinate, the outer ring of the mode transfer gear 92 is provided with external screw thread, the external screw thread and synchronous gear ring 93
Construction transmission coordinates, and the synchronous gear ring 93 constitutes transmission and coordinates with mode transfer motor 94, mode transfer motor 94 is driven synchronous gear ring
93, synchronous gear ring 93 drives mode transfer gear 92, and mode transfer gear 92 is driven horizontal by internal thread and the phase rotatable engagement of guide pillar screw thread 91
Beam 3 rises or falls, so as to realize the regulation that rises or falls of matched moulds part, between adjustment upper die plate 6 and workbench 1 away from
From, and then after adjustment matched moulds, the gap between upper die plate 6 and workbench 1.Why using synchronous gear ring 93, because synchronous
Gear ring 93 can be left a blank with middle part, then by bearing 95（Or little gear）Realize rotating（Reference can be made to accompanying drawing, specifically uses four axles
Hold, be distributed in square shape, centre reserves the setting room of die cylinder）；So, the die cylinder 4 just can be set
On the top of crossbeam 3, and left a blank position positioned at the middle part of synchronous gear ring 93, because die cylinder 4 needs to be arranged in crossbeam 3
Between position, drive crank mechanism 5, stress just can be more scientific and reasonable.Herein it should be noted that the effect of mould adjusting mechanism 9 is
This stretching hydraulic press is set to be applicable different product material and mould structure.Specifically, after the matched moulds of matched moulds part, upper die plate with work
Can form certain gap between platform, and the size in this gap（Width）, then it is the ginseng such as needs and product material species, thickness
It is several corresponding, while be also intended to coordinate different drawing die structures, because a stretching hydraulic press is often more than using
To do a product, therefore, the design of mould adjusting mechanism, the gap between upper die plate and workbench can be adjusted by mould adjusting mechanism,
To obtain the calendering force of suitable upper and lower mould（Workpiece calendering force is obtained by upper die plate with workbench gap）, so as to ensure product
The stability of production.
Specifically, the matched moulds part also includes position detecting mechanism, and the position detecting mechanism includes scale grating and light
Grid reading head, wherein, the scale grating is arranged on frame, and the grating reading head is arranged on upper die plate, so as to detect mould
The distance between plate upper die plate and workbench, judge whether matched moulds in place.
Specifically, this stretching hydraulic press is additionally provided with limiting buffer mechanism 10, and the limiting buffer mechanism is located at upper die plate
Top, effectively can realize buffer limit to upper die plate rapid increase return.There are other auxiliary bodies in addition, do not make herein
Describe in detail.
The present embodiment provided stretching hydraulic press workflow approximately as：Mode transfer part：Before formal stretching,
Carry out mode transfer；Mode transfer drives synchronous gear ring, synchronous gear ring to drive mode transfer gear, mode transfer gear to pass through mode transfer tooth by mode transfer motor
The guide pillar screw thread of wheel internal thread and guide pillar coordinates rotation driving mould adjusting mechanism and upper die plate to rise or fall, come realize upper die plate with
The adjustment in workbench gap.Pulling action part：Its flow is approximately as die cylinder drives crank mechanism, realizes upper die plate
Ccope closing machine is driven, master cylinder ascending stretch shaping, master cylinder backhaul is synchronous with matched moulds part quick return.Into lower repeating query
Ring.
If the present embodiment has other to illustrate not part to the greatest extent, it is those skilled in the art on the basis of this area routine techniques
It is upper that acquisition can be extended with the technology contents of above-mentioned record by accompanying drawing, have no effect on the disclosure of the application complete skill scheme.
The utility model is not limited to above-mentioned implementation method, using identical with the utility model above-described embodiment or approximate
Technical characteristic, and other stretching hydraulic presses for obtaining, within protection domain of the present utility model.
Claims (10)
1. it is a kind of to stretch hydraulic press, including workbench, matched moulds part and stretched portion, it is characterised in that the matched moulds part sets
The top of workbench, including guide pillar, crossbeam, die cylinder, crank mechanism and upper die plate are placed in, the hypomere of the guide pillar is arranged on
Workbench, the crossbeam is arranged on the epimere of guide pillar, and the die cylinder is arranged on the top of crossbeam, and the crank mechanism is set
In the bottom of crossbeam, wherein, the upper end of the crank mechanism is connected with die cylinder, and lower end is connected with upper die plate, makes conjunction
Mould oil cylinder drives upper die plate to decline by crank mechanism, realizes matched moulds；The stretched portion is corresponding with matched moulds part, including master
Oil cylinder, the master cylinder rises, and realizes stretching.
2. stretching hydraulic press according to claim 1, it is characterised in that the guide pillar includes four, is distributed in square shape.
3. stretching hydraulic press according to claim 1, it is characterised in that the upper die plate is slidably arranged in guide pillar
Section.
4. stretching hydraulic press according to claim 1, it is characterised in that the master cylinder is arranged on the inside of workbench,
And be connected with Hydraulic Station.
5. stretching hydraulic press according to claim 1, it is characterised in that the crank mechanism is by the speed of die cylinder
The linkage of amplification, including connector, the first connecting seat, the second connecting seat, first connecting rod component and second connecting rod component, its
In, the upper end of the connector is connected with die cylinder, and first connecting seat is arranged on the upper side of upper die plate, described
Second connecting seat is arranged on the top opposite side of upper die plate, and one end and first connecting seat of the first connecting rod component are hinged,
The other end is hinged with the respective side of connector, and one end and second connecting seat of the second connecting rod component are hinged, the other end
It is hinged with connector respective side.
6. stretching hydraulic press according to claim 5, it is characterised in that the first connecting rod component includes some respectively
Group, wherein, every group includes master connecting-rod, slave connecting rod；Corresponding with first connecting rod component, the second connecting rod component also includes some
Group, wherein, every group includes master connecting-rod, slave connecting rod.
7. stretching hydraulic press according to claim 1, it is characterised in that the matched moulds part also includes mould adjusting mechanism, should
Mould adjusting mechanism includes guide pillar screw thread, mode transfer gear, synchromesh gear and mode transfer motor, and the guide pillar screw thread is located at the epimere of guide pillar,
The mode transfer gear, synchromesh gear and mode transfer motor are located at the top of crossbeam, wherein, the inner ring of the mode transfer gear is provided with interior spiral shell
Line, the internal thread and guide pillar screw thread constitute transmission and coordinate, and the outer ring of the mode transfer gear is provided with external screw thread, the external screw thread with it is synchronous
Gear configurations transmission coordinates, and the synchromesh gear constitutes transmission and coordinates with mode transfer motor, mode transfer motor is driven synchromesh gear, together
Step gear drives mode transfer gear, and mode transfer gear drives crossbeam to rise or fall by internal thread and guide pillar screw thread phase rotatable engagement,
So as to realize the regulation that rises or falls of matched moulds part, after the distance between adjustment upper die plate and workbench, and then adjustment matched moulds,
Gap between upper die plate and workbench.
8. stretching hydraulic press according to claim 7, it is characterised in that the synchromesh gear is the synchronous gear that middle part is left a blank
Circle, the synchronous gear ring is realized rotating by bearing；The die cylinder is arranged on the top of crossbeam, and in synchronous gear ring
Portion leaves a blank position.
9. stretching hydraulic press according to claim 7, it is characterised in that the matched moulds part also includes position detection machine
Structure, the position detecting mechanism includes scale grating and grating reading head, wherein, the scale grating is arranged on frame, the light
Grid reading head is arranged on upper die plate, so as to detect the distance between upper die plate upper die plate and workbench, judges whether matched moulds in place.
10. stretching hydraulic press according to claim 7, it is characterised in that also including control device, the control device with close
Mould part and stretched portion are connected, and control matched moulds part and stretched portion coordinated operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621331396.9U CN206215728U (en) | 2016-12-06 | 2016-12-06 | One kind stretching hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621331396.9U CN206215728U (en) | 2016-12-06 | 2016-12-06 | One kind stretching hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206215728U true CN206215728U (en) | 2017-06-06 |
Family
ID=58784720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621331396.9U Active CN206215728U (en) | 2016-12-06 | 2016-12-06 | One kind stretching hydraulic press |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734484A (en) * | 2016-12-06 | 2017-05-31 | 东莞市得力仕机械科技有限公司 | One kind stretching hydraulic press |
-
2016
- 2016-12-06 CN CN201621331396.9U patent/CN206215728U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734484A (en) * | 2016-12-06 | 2017-05-31 | 东莞市得力仕机械科技有限公司 | One kind stretching hydraulic press |
| CN106734484B (en) * | 2016-12-06 | 2019-06-11 | 东莞市得力仕机械科技有限公司 | A kind of stretching hydraulic press |
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