CN209550267U - The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press - Google Patents
The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press Download PDFInfo
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- CN209550267U CN209550267U CN201822113529.0U CN201822113529U CN209550267U CN 209550267 U CN209550267 U CN 209550267U CN 201822113529 U CN201822113529 U CN 201822113529U CN 209550267 U CN209550267 U CN 209550267U
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- mold
- mobile station
- moving bedplate
- lower beam
- backing plate
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Abstract
The utility model discloses the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press, including mold moving bedplate, driving device, travel control device, mobile station lifting device, positioning device and clamping device.Mold moving bedplate is with two Train Wheels rolling-operation on two cross tracks on hydraulic press lower beam backing plate；Oil motor-gear device is located at the left and right sides of moving bedplate, which is meshed with the rack gear of moving bedplate two sides, and travel control device is used to control the stroke of mobile station；Mobile station lifting device is used for moving bedplate vertical lifting or landing, and positioning device is longitudinal register key and located lateral key with certain taper；Clamping device can make T connector pull rod vertical clamping moving bedplate, or unclamp moving bedplate after being rotated by 90 °；The utility model can make mold in hydraulic press automatic center locating, clamping, release and lifting, can bear service load, realize accurate transfer and the quick-replaceable of mold, improve efficiency.
Description
Technical field
The utility model relates to the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press, belong to metal forming
Hydraulic press technical field.
Background technique
The mold of large-scale stamp forging hydraulic press or multidirectional double acting hydraulic extrusion press is the tool for shaping precision workpiece, is into
The shape of shape metal material and a kind of processing for changing its mechanical property are known as the title of " industry is female ".When work, need first by mould
Tool is preheating to certain temperature, then, the metal material of heating is put into wherein, die forging or extrusion molding are carried out.
Simplest die forging is up or down monolithic mold with mold, and complicated is then sectional die, or includes punching
Head and mandril.Multidirectional double acting extrusion die is then increasingly complex, when vertical molding, other than up or down vertical mold, also includes
Lateral extrusion mold and horizontal perforated die；When level molding, other than left or right lateral extrusion mold, also squeezed comprising vertical
Compression mould and vertical perforated die.Therefore, the assembly of mold, preheating and replacement operation are put forward higher requirements.
Currently, the dress of the mold of large-scale stamp forging hydraulic press/to tear open be manual mode of operation by means of suspender mostly, mold is pre-
Heat is usually to carry out after installing in machine, is heated to red heat by manually utilizing the preheating of flame heating method, or by one piece
Bloom is placed between upper/lower die and preheats；Some preheats in the preheating furnace outside machine, is hung in mold using driving lifting method
In mobile work platform, by manually installed；Mobile work platform uses sliding rail, long stroke Driven by Hydraulic Cylinder, and guiding accuracy is very poor,
Way rub is serious, takes up a large area；Also some transports mold using mold-change trolley, but preheats and lift by crane and still carry out by driving.
The assembly of these molds, preheating and substitute mode are all relatively backward, and preheating temperature is very uneven, and it is strong that die change fills/tear open labour
Big, low efficiency is spent, the productivity requirement of the large-scale die forging tinuous production of scale cannot be adapted to, weight is less adapted to and reach
The preheating of the heavy dies of 100t or more and quick-replaceable requirement.It is multidirectional for the large size of small mount, multi items double acting compound crowded
Hydraulic fluid press vertically and horizontally double acting mold while replace, more have no precedent to go by.
Utility model content
To solve the above problems, the utility model discloses a kind of heavy moulds of multidirectional double acting hydraulic extrusion press
Have mobile station apparatus, the automatic loading and unloading and quick-replaceable of mold between double-U-shaped trolley is transported for hydraulic press and mold, and can
The service load of hydraulic press is born, specific technical solution is as follows:
The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press, including mold moving bedplate, driving device, stroke
Control device, mobile station lifting device, positioning device and clamping device.
Mold moving bedplate is furtherd elucidate, the mold moving bedplate is able to bear for installation and fixing mould
The service load of hydraulic press, is provided with two Train Wheels below, and two Train Wheels operate in segmentation and are fixed on hydraulic press lower beam pad
On plate on the lateral roller track of two of plane.
Driving device is furtherd elucidate, the driving device there are two groups, respectively includes oil motor, retarder and oil motor driving
The driving gear of device output end is located at the left and right sides of mold moving bedplate, the left and right two of the mold moving bedplate
Side-lower is symmetrically arranged with rack gear, and rack gear is meshed with the driving gear of the driving device of corresponding sides, by oil motor driving device
Driving.
Travel control device is furtherd elucidate, the travel control device coaxial arrangement is in the output of oil motor driving device
On axis, including stroke control encoder and flute profile transmission belt, for controlling the impulse stroke of mold mobile station.
Mobile station lifting device is furtherd elucidate, the mobile station lifting device is set to the fixed rolling of lower beam backing plate
Between track, including several lifting cylinders being arranged in lower beam backing plate, the top of lifting cylinder respectively has one section of rolling
Track, setting corresponding with the wheel of moving bedplate；It, can be mobile by mold when all lifting cylinders rise or fall simultaneously
Platen vertical lifting drops on lower beam backing plate；The mold moving bedplate offers several clamping device through-holes, uses
It is passed through wherein in the T-type pull rod of clamping device.
Positioning device is furtherd elucidate, the positioning device includes that the mold longitudinal direction of mold moving bedplate upper surface is arranged in
Positioning key and located lateral key, and the moving bedplate longitudinal register key and located lateral of lower beam backing plate upper surface are set
Key, all positioning keys are with tapered.
The mold longitudinal register key is longitudinally disposed, for the lateral position of positioning mold, the mold located lateral key
For lateral setting, for the lengthwise position of positioning mold, and mold is transmitted from longitudinal direction, the i.e. power of horizontal direction.
The lower surface of the mold moving bedplate is provided with lateral keyway and longitudinal keyway, and lateral keyway is used for lower beam pad
The insertion of located lateral key on plate, realizes the longitudinal register of moving bedplate；Longitudinal keyway is for short by 4 on lower beam backing plate
The insertion of the longitudinal register key of stroke hydraulic cylinder driving, realizes the located lateral of moving bedplate.
Clamping device is furtherd elucidate, the clamping device is T connector pull rod automatic clamping device, shares 4, is one
Set, is installed in lower beam, is respectively driven by a piston-type hydraulic cylinder, the top of the piston rod of the piston-type hydraulic cylinder 132
Extending part is T connector pull rod, can mold and mobile station be fixed and is clamped on lower beam together with lower beam backing plate；Institute
The lower part for stating piston-type hydraulic cylinder is extended and coaxial sleeve is provided with steering mechanism, and the steering mechanism is dual Piston rack gear liquid
The cylinder pressure gear shaft coaxial with T connector pull rod, piston type rack cylinder and gear shaft are meshed, and can drive T connector pull rod
It being rotated by 90 °, piston-type hydraulic cylinder can make T connector pull rod pass through the through-hole of mold moving bedplate, and decline and is retracted into lower bolster,
So that lower mold and mobile station pass in and out hydraulic press in more mold exchange.
The front end and/or rear end of the mold moving bedplate are equipped with the orbital plane cleaning device of spinning.
The working principle of the utility model is:
The utility model mold mobile station apparatus is for installing and fixing lower mold, and the work for being able to bear hydraulic press carries
Lotus；Mold moving bedplate can be made to transport in hydraulic press and mold and carry out transverse shifting between double-U-shaped trolley, and can be in the two
The heart is automatically positioned and in hydraulic press center Automatic-clamping, a full set of mold can be transported into hydraulic press center from double-U-shaped trolley, also can
The automatic loading and unloading and quick-replaceable that mold is realized to double-U-shaped trolley are transported out from hydraulic press.
Moving bedplate is oriented to heavily loaded driven wheel equipped with the two-wheel edge that 4 groups of 8 diameters are 250-360mm, is being fixed on liquid
It is run on 2 cross tracks on press lower beam backing plate, 2 rack gears is housed, by being fixed on hydraulic press machine below moving bedplate
The adjustable oil motor with gear reduction box of 2 speed-geared system driving on frame.
It is orthogonal with the long rails of double-U-shaped trolley with the machine outside track extension of 2 cross track docking, for moving bedplate
Transverse shifting and handling mold between hydraulic press and double-U-shaped trolley.
Cross track corresponds to the position of 4 groups of 8 wheels in lower beam backing plate, is equipped with 4 groups of 8 short stroke hydraulic cylinders
Lifting and guiding device meet moving bedplate and the disengaging of lower beam backing plate and are bonded to adapt to the lifting of moving bedplate.
It is equipped with lateral keyway below moving bedplate transverse center, laterally determines with the moving bedplate being arranged on lower beam backing plate
Position key cooperation, realizes the longitudinal register of moving bedplate, 2 longitudinal keyways is additionally provided with below moving bedplate, with setting in lower bolster
On from 4 short stroke hydraulic cylinders driving moving bedplate longitudinal register key with, realize the located lateral of mobile station.
It is equipped with mold positioning key at the top of moving bedplate, positions mold by mold positioning key and the keyway under die backing plate
On moving bedplate.
Moving bedplate is led to together with die backing plate by 4 T-type hydraulic clamp Automatic-clampings at hydraulic press center
4 clamping device through-holes are crossed to fix with lower beam backing plate.
Be coaxially installed with encoder with oil motor-geared system, the stroke for moving bedplate controls, can in hydraulic press and
The automatic center locating of both double-U-shaped trolleies, meanwhile, it is equipped at the front/rear end of moving bedplate close to switch signal transmitter, in liquid
Safety overflow valve and pressure sensor are equipped in pressure system.
The beneficial effects of the utility model are:
The heavy dies mobile station apparatus of the multidirectional double acting hydraulic extrusion press of the utility model is different from the prior art, has aobvious
Novelty, the innovation and practicality of work, are mainly reflected in:
(1) heavy dies can be made in the automatic positioning and clamping at hydraulic press center, unclamp and go up and down automatically；
(2) it is able to bear the full tonnage service load of hydraulic press, either vertical extruding force or vertical equity squeeze
Power；
(3) mold can be made to the automatic transfer inside and outside hydraulic press, keep its point-to-point exact positional relationship；
(4) quick-replaceable that mold can be achieved, improves efficiency, and avoids manpower replacement and its onerous toil intensity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model,
Wherein: Fig. 1 (a) is the horizontal view of the utility model,
Fig. 1 (b) is the top view of the utility model,
Reference signs list: 211-moving bedplates, 212-wheels, 213-rack gears/gear, 214-tracks, under 215-
Crossbeam backing plate, 216-oil motors-geared system, the lifting of 217-mobile stations and guiding device, 218-moving bedplates are longitudinally fixed
Position key, the located lateral key of 219-mobile stations, 220-mold positioning keys, 221-strokes control encoder apparatus, 222-folders
Tight device through-hole；
Fig. 2 is the clamping device structural schematic diagram in the utility model,
Wherein: Fig. 2 (a) is the structural scheme of mechanism of T connector pull rod automatic clamping device,
Fig. 2 (b) is the B-B direction section view of Fig. 2 (a),
Reference signs list: 131-T connector pull rod automatic clamping device pull rods, 132-piston-type hydraulic cylinders, 133-
Piston type rack cylinder, 134-gear shafts；
Fig. 3 is the application state top view of the utility model,
Reference signs list: 1-mold automatic clamping device, 2-mold mobile station apparatus, the transport of 3-molds are double-U-shaped small
Vehicle, 4-die preheating furnace bottom devices, 5-mold assembly platforms, the longitudinal rail assemblies of 6-double-U-shaped trolleies, 7-hydraulic presses,
8-die preheating furnaces, 9-mold assembly platforms.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate.It should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.
Fig. 1 is the structural schematic diagram of the utility model, in conjunction with attached drawing as it can be seen that this mold mobile station apparatus is for installing lower die
Tool, and it is able to bear the service load of hydraulic press.Meanwhile a full set of mold can be turned to be transported into hydraulic press center from U-shaped double trolley,
Also it can be transported out from hydraulic press to U-shaped double trolley.
Moving bedplate 211 is oriented to heavily loaded driven wheel 212 equipped with the two-wheel edge of 4 groups of 8 diameter 250-360mm, in fixation
It is run on 2 cross tracks 214 on hydraulic press lower beam backing plate 215；2 rack gears 213 are housed, by solid below moving bedplate
Adjustable oil motor-the geared system 216 with gear reduction box of 2 speed being scheduled on hydraulic press frame drives.
It is orthogonal with the long rails of double-U-shaped trolley with the machine outside track extension of 2 cross track docking, so that mobile station exists
Transverse shifting and handling mold between hydraulic press and double-U-shaped trolley.
Cross track corresponds to the position of 4 groups of 8 wheels in lower beam backing plate, is equipped with 4 groups of 8 short stroke hydraulic cylinders
Lifting and guiding device 217 meet moving bedplate and the disengaging of lower beam backing plate and are bonded to adapt to the lifting of mobile station.
It is equipped with lateral keyway below mobile station transverse center, cooperates with the key 219 being arranged on lower beam backing plate, realizes and move
The longitudinal register of dynamic platen is additionally provided with 2 longitudinal keyways below mobile station, be arranged on lower bolster by 4 short stroke liquid
The key 218 of cylinder pressure driving cooperates, and realizes the located lateral of mobile station.
It is equipped with mold positioning key 220 at the top of mobile station, is located in mold by positioning key and the keyway under die backing plate
In mobile station.
Mobile station passes through 4 by 4 T-type hydraulic clamp Automatic-clampings together with die backing plate at hydraulic press center
A clamping device through-hole 222 is fixed together with lower beam backing plate.
It is coaxially installed with encoder 221 with oil motor-geared system, the stroke for moving bedplate controls, can be hydraulic
The automatic center locating of both machine and double-U-shaped trolley.Meanwhile it being equipped at the front/rear end of mobile station close to switch signal transmitter, In
Safety overflow valve and pressure sensor are equipped in hydraulic system.
The front/rear end of mold mobile station is equipped with the orbital plane cleaning device of spinning.
In conjunction with Fig. 2 as it can be seen that the mold automatic clamping device in the utility model is mounted to 1 set of 4 T-type in lower beam
Head pull rod automatic clamping device 131, is respectively driven by a piston-type hydraulic cylinder 132, for lower extrusion die and mobile station under
The fixation and clamping of backing plate together are respectively driven the gear shaft coaxial with T connector pull rod by a piston type rack cylinder 133
134 rotations, after being rotated by 90 ° T connector pull rod, decline is retracted into lower bolster, so that lower extrusion die and mobile station are being replaced
Hydraulic press is passed in and out when mold.
In conjunction with Fig. 3, the utility model transports double-U-shaped trolley 3, die preheating furnace bottom in practical applications, herein in connection with mold
Device 4, mold assembly platform device 5, longitudinal rail assemblies 6 together, form a complete system, the course of work of the system
Are as follows:
Position is assembled in mold, by manually mold is assembled on platform, which is driven by motor gear device, is run to
The center of the parking stall double-U-shaped trolley 1# before having been located at mold assembling position, and be automatically positioned；It will be put down by the parking stall 1# jacking apparatus
Mold on platform jacks up, and then, platform assembles position back to mold by the driving of motor gear device.
The parking stall double-U-shaped trolley 1# for carrying mold, under walking system driving, it is automatically fixed before any preheating furnace to run to
Position；The furnace bottom of preheating furnace is driven by motor gear device, runs to the lower section of the parking stall double-U-shaped trolley 1# center die, and automatic
Positioning, the parking stall 1# jacking apparatus drop to mold on furnace bottom, and then, furnace bottom carries mold and drives return by motor gear device
It is automatically positioned in preheating furnace, fire door, which is closed, starts preheated mold.
After mold is preheating to set temperature in preheating furnace, furnace bottom carries mold and is driven by motor gear device, runs to
The parking stall double-U-shaped trolley 1# center before having been located at preheating furnace, and being automatically positioned, by the parking stall 1# jacking apparatus by mold top
It rises, then, furnace bottom is returned in preheating furnace by the driving of motor gear device.
The parking stall 1# of double-U-shaped trolley carries the mold after preheating, under walking system driving, runs to the parking stall 2# hydraulic
It is automatically positioned before machine.
The horizontal or vertical mold that replace hydraulic press will be in setting position, and the automatic clamping device of mold is loose respectively
Mold, mobile station clamping device unclamp mobile station, and mobile station rises certain altitude automatically, driven by oil motor, run to double
The parking stall U-shaped trolley 2# center, and be automatically positioned, replaced mold is jacked up by the parking stall 2# jacking apparatus, then, mobile station
Hydraulic press center is returned under oil motor driving.
The parking stall 2# of double-U-shaped trolley carries replaced mold, under walking system driving, makes to carry the mould after preheating
It before the parking stall 1# of tool runs to hydraulic press, and is automatically positioned, mobile station is driven by oil motor, runs to the parking stall double-U-shaped trolley 1#
The lower section of center die, and be automatically positioned, the mold after preheating is dropped in mobile station by the parking stall 1# jacking apparatus, then,
Mobile station carries the mold after preheating under oil motor driving back to hydraulic press center.
The parking stall double-U-shaped trolley 2# for carrying replaced mold runs to any preheating under walking system driving
Stokehold needs preheating furnace furnace bottom for mold and transports furnace inside holding back, to use next time, or run to mold assembling position before, have
Pedestal to be assembled transports mold the dismantling of back assembling position.
Mobile station carries the mold after preheating at hydraulic press center, and after being positioned by key, by the clamping device in lower beam
It fixes and is clamped on lower bolster, then, the automatic clamping device of each corresponding mechanism is clamped respective mold by program respectively,
So far installation and the quick-replaceable of mold are completed.
Technological means disclosed in the utility model is not limited to the technical means disclosed in the above technical means, also
Including technical solution consisting of any combination of the above technical features.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (7)
1. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press, it is characterised in that including mold moving bedplate, driving
Device, travel control device, mobile station lifting device, positioning device and clamping device,
Two Train Wheels are provided with below the mold moving bedplate, are fixed on two of plane on hydraulic press lower beam backing plate in segmentation
Rolling-operation on cross track；
The driving device has two groups, is located at the left and right sides of mold moving bedplate, the left and right of the mold moving bedplate
Down either side is symmetrically arranged with rack gear, and rack gear is meshed with the driving gear of the driving device of corresponding sides, is driven and is filled by oil motor
It is mobile to set driving mold moving bedplate；
The travel control device is set on the output shaft of oil motor driving device, for controlling the working line of mold mobile station
Journey；
The cross track is arranged in lower beam backing plate both sides of the edge position, and the mobile station lifting device is set to lower beam pad
Between the fixed roller track of plate, for by mold moving bedplate vertical lifting or dropping to lower beam backing plate；
The mold moving bedplate offers several clamping device through-holes, and the T-type pull rod for clamping device passes through wherein.
2. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press according to claim 1, it is characterised in that institute
Stating positioning device includes the mold longitudinal register key and mold located lateral key that mold moving bedplate upper surface is arranged in, Yi Jishe
The moving bedplate longitudinal register key and located lateral key in the upper surface of lower beam backing plate are set, the positioning key is with tapered；
The mold longitudinal register key be it is longitudinally disposed, for the lateral position of positioning mold, the mold located lateral key is
Laterally setting for the lengthwise position of positioning mold, and transmits mold from longitudinal direction, the i.e. power of horizontal direction；
The lower surface of the mold moving bedplate is provided with lateral keyway and longitudinal keyway, and lateral keyway is used for lower beam backing plate
Located lateral key insertion, realize the longitudinal register of moving bedplate；Longitudinal keyway is used on lower beam backing plate by 4 short strokes
The insertion of the longitudinal register key of Driven by Hydraulic Cylinder, realizes the located lateral of moving bedplate.
3. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press according to claim 1, it is characterised in that institute
Stating driving device includes oil motor, retarder and the driving gear for being set to retarder output end, the driving gear and setting
It is meshed in the rack gear of mold moving bedplate lower edge.
4. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press according to claim 1, it is characterised in that institute
Stating travel control device includes stroke control encoder and flute profile transmission belt, and the stroke control encoder coaxial arrangement is in oily horse
Up on the output shaft of driving device.
5. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press according to claim 1, it is characterised in that institute
Stating mobile station lifting device includes several lifting cylinders being arranged in lower beam backing plate, and the top of several lifting cylinders is each
With one section of roller track, setting corresponding with the wheel position of moving bedplate, when all lifting cylinders rise or fall simultaneously
When, mold moving bedplate vertical lifting or landing can be made.
6. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press according to claim 1, it is characterised in that institute
It states T connector pull rod automatic clamping device and shares 4, it is referred to as a set of, it is installed in lower beam, is respectively driven by a piston-type hydraulic cylinder
Dynamic, extending part at the top of the piston rod of the piston-type hydraulic cylinder is T connector pull rod, for by lower mold and mobile station with
Lower bolster is fixed together and is clamped on lower beam, and the lower part of the piston-type hydraulic cylinder is extended and coaxial sleeve is provided with steering
Mechanism is respectively rotated with the coaxial gear shaft of T connector pull rod by a piston type rack cylinder driving, rotates T connector pull rod
After 90 °, piston-type hydraulic cylinder can make T connector pull rod pass through the through-hole of mold moving bedplate, decline and be retracted into lower bolster, with
Just mold and mobile station is played to pass in and out hydraulic press in more mold exchange；
The steering mechanism includes gear shaft and dual Piston rack cylinder, and the outside of the dual Piston rack cylinder is set
It is equipped with gear, the axial direction of the gear shaft and the axial direction of dual Piston rack cylinder are mutually perpendicular to, gear shaft and dual Piston
Rack cylinder is meshed.
7. the heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press according to claim 1, it is characterised in that institute
The front end and/or rear end for stating mold moving bedplate are equipped with the orbital plane cleaning device of spinning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822113529.0U CN209550267U (en) | 2018-12-17 | 2018-12-17 | The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822113529.0U CN209550267U (en) | 2018-12-17 | 2018-12-17 | The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press |
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| Publication Number | Publication Date |
|---|---|
| CN209550267U true CN209550267U (en) | 2019-10-29 |
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ID=68302357
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822113529.0U Active CN209550267U (en) | 2018-12-17 | 2018-12-17 | The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press |
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| CN (1) | CN209550267U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848231A (en) * | 2018-12-17 | 2019-06-07 | 南京迪威尔高端制造股份有限公司 | The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press |
| CN115338357A (en) * | 2022-10-19 | 2022-11-15 | 徐州达一重锻科技有限公司 | T-shaped movable workbench for forging press |
-
2018
- 2018-12-17 CN CN201822113529.0U patent/CN209550267U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848231A (en) * | 2018-12-17 | 2019-06-07 | 南京迪威尔高端制造股份有限公司 | The heavy dies mobile station apparatus of multidirectional double acting hydraulic extrusion press |
| CN115338357A (en) * | 2022-10-19 | 2022-11-15 | 徐州达一重锻科技有限公司 | T-shaped movable workbench for forging press |
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