CN108160806A - Hand-operated rocker arm automatic die cutter - Google Patents
Hand-operated rocker arm automatic die cutter Download PDFInfo
- Publication number
- CN108160806A CN108160806A CN201810013086.XA CN201810013086A CN108160806A CN 108160806 A CN108160806 A CN 108160806A CN 201810013086 A CN201810013086 A CN 201810013086A CN 108160806 A CN108160806 A CN 108160806A
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- China
- Prior art keywords
- rack
- weight plate
- tortuous bow
- bow weight
- punching press
- Prior art date
- 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.)
- Pending
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- 238000004080 punching Methods 0.000 claims abstract description 62
- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 238000005303 weighing Methods 0.000 claims abstract description 12
- 230000005484 gravity Effects 0.000 claims abstract description 11
- 230000035939 shock Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000012937 correction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- NBGBEUITCPENLJ-UHFFFAOYSA-N Bunazosin hydrochloride Chemical compound Cl.C1CN(C(=O)CCC)CCCN1C1=NC(N)=C(C=C(OC)C(OC)=C2)C2=N1 NBGBEUITCPENLJ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/24—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by rack-and-pinion means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/02—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by lever mechanism
- B30B1/04—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by lever mechanism operated by hand or foot
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Press Drives And Press Lines (AREA)
Abstract
A kind of hand-operated rocker arm automatic die cutter disclosed by the invention, it is desirable to provide it is a kind of simple in structure, it is easy to operate, it can the multi-purpose multifunctional manual bicker of a tool.The technical scheme is that：Rack ram axle (3) vertically downward is assembled on arch rack (12) cantilever, the tortuous bow Weight plate (10) that establishing weight arm hand lever (5) drives on cantilever vertical side plane, tortuous bow Weight plate medial plane set pawl (9).Push counterweight arm of force hand lever, drive tortuous bow Weight plate rotates, and pivot pin (13) is counterclockwise to be rotated, tortuous bow Weight plate band pawl pushes ratchet (7) to rotate, ratchet drives the punching press rack on impact teeth roller shaft (8) cylinder face to do straight line shock movement downwards, completes inner bore of part punching press.After the completion of punching press, tortuous bow Weight plate tail portion weighing arm is with roller pin (13) for fulcrum, and using weighing arm from the lever principle of gravity, band pawl automatically replies original position.
Description
Technical field
The present invention relates to a kind of mechanical punching techniques, specifically can be to a variety of irregularly-shaped holes, SOC.HD. cap screw mesoporous metal
Part is punched out and the multi-functional ancillary equipment of part correction.It is punched the multifunctional manual punching of irregularly-shaped hole and correcting integrating
Machine.
Background technology
In mechanical processing, the ratio of Punching Technology is continuously increased.At present, most of sheet metal component punchings are all using punching machine
Equipment and particular manufacturing craft are punched out part, and such processing method is although efficient, and power is sufficient, but equipment movement is difficult, machine
Platform takes up a large area, and equipment cost is high, the mould design and manufacture preparatory period is long, and the skills such as punching work, blanking and punching are complicated, need to match
The mold of standby different size.Manual control, semiautomatic control, Automatic Control punching apparatus have been typically equipped with mechanical put down
The more complicated machine such as face link mechanism, cam mechanism, ratchet mechanism, freewheel clutch, Geneva mechanism, rack and pinion mechanism
Structure, these mechanisms are applied on press machine than wide, but not easy to control at present, and productivity is not high, and noise is big, and can only be
One point is punched back and forth.For punch process, production batch is to determine the principal element using which kind of equipment processing, processing
Required precision be also an important factor.Traditional machine tool does not have feed mechanism, passes through manual operation.It is this manually operated
Feeding, the productivity of processing method of discharging and the utilization rate of feeding are determined according to the skills involved in the labour of operating personnel
's.Not only production efficiency than relatively low, takes manpower and materials, waste of materials not satisfactory to the use of material to traditional punching machine.Also deposit
In certain danger, there is very big requirement to the skills involved in the labour of operating personnel.And, Zhi Nengjin not perfect using function
The fixed punching of andante material.Not economical enough, machine cost is higher during design and manufacture, and productivity is lowly not easy to protect.Very important person
Braking, punching, feeding, plank movement, cause manpower to waste, and efficiency is nor very high.
For mechanically operated cutting machine, the general speed that is punched is all higher, about 250 beats/min；It is punched speed
Variate, it is 200 mm/seconds to be averagely punched speed.The hand punch cutter used in the prior art, generally use movable plate are set downward
Mold, in, the lower mold that sets upward of lower stationary platen, upper/lower die corresponds to, the quadrangle point of upper, middle and lower stationary platen
It is not threadedly secured on four guide posts 6, forms rectangle or square frame；Upper mounted plate center sets swinging mounting, rotation branch
Frame upper end connects lever handle, lower end connection rotation axis and gland, and punching mold is coordinated with lower mold by mould bases, passes through thick stick
Bar handle transmission rotation axis, movable plate and mold, realize punching press action.This bicker is disadvantageous in that, is punched frame
It pumps unstable, running speed is slow, and flush shear force and punching speed are small, and working efficiency is low, and 4 guide upright posts can generate
Flutter phenomenon.Punching dynamics is small, needs, using workbench, to provide dedicated punch die cut-off knife, can only be used for plastics and rubber material
Material carries out preprocessing, the punching of rubber test piece, it is impossible to certain thickness SOC.HD. cap screw hole, a variety of special-shaped mesoporous metals zero
Part is punched out and part correction is used or even needs that high pneumohydraulic pressure-cylinder provides power enough using pressurized energy, it is also necessary to be used
Sensitivity correlation grating safety system.Either flush shear force is very big for hand punch cutter, but is punched speed very
It is low；Either punching speed is very high, but the machine of flush shear force very little, both of which cannot favorably accomplish punching task.
The processing for having the metal irregularly-shaped hole, SOC.HD. cap screw hole of a dot shape is typically only capable at present using electric spark equipment
To complete.Shortcoming using electric discharge machining method is that processing is slow, and the process-cycle is long, and efficiency is low；If using using hand
The mode that work taps manufactures, and not only efficiency is low, security risk is more, and safety is poor, and labor intensity is big；Therefore traditional processing endoporus
Mode has been difficult to meet the needs of producing now.
Invention content
The purpose of the present invention is in view of the above-mentioned problems of the prior art, providing a kind of simple in structure, manufacture is at low cost,
Easy to operate, registration is easy to operate, and ram efficiency is high, and can the multi-purpose multifunctional manual bicker of a tool.
The technical solution adopted by the present invention to solve the technical problems is a kind of hand-operated rocker arm automatic die cutter, has one
A engine base with arch cantilever riser and work top, it is characterised in that：Crisscross inverted T-shaped knot is formed on work top
Structure groined type array slot, groined type array slot horizontal plane face arch rack cantilever are equipped on 12 cantilever of arch rack vertical
Downward rack ram axle 3, cantilever vertical side plane are equipped with the tortuous bow Weight plate 10 driven by counterweight arm of force hand lever 5, draw a bow
Weight plate 10 is fixed on 3 top of rack ram axle by roller pin 1, and 10 medial plane of tortuous bow Weight plate is equipped with pawl 9, rack punching
Last item 3 installs the rack roller shaft 8 with cooperation by lateral shaft and controls drawing velocity, pushes counterweight arm of force hand lever 5, drives and draws a bow
Weight plate 10 rotates, and pivot pin 13 is counterclockwise to be rotated, and tortuous bow Weight plate 10 pushes ratchet 7 to rotate with pawl 9,7 band of ratchet
Punching press rack on dynamic 8 cylinder face of impact rack roller shaft does downwards straight line shock movement, completes inner bore of part punching press.Punching press is complete
Cheng Hou, 10 tail portion weighing arm of tortuous bow Weight plate are fulcrum with roller pin 13, using weighing arm from the lever principle of gravity, with pawl 9
Automatically reply original position.
The present invention has the advantages that compared with the prior art.
1) simple in structure, manufacture is at low cost.There are one with arch cantilever riser and work top using tool by the present invention
Engine base, by being equipped with rack ram axle 3 vertically downward on 12 cantilever of arch rack, by counterweight forces on cantilever vertical side plane
The tortuous bow Weight plate 10 that arm hand lever 5 drives forms hand punch cutter, and body is smaller, simple for structure, compared with the prior art punching press
The mechanism of machine equipment complexity, spare and accessory parts are few, simple in structure, and manufacture is at low cost, and easy to control, productivity is not high, and noise is small.To operation
The skills involved in the labour requirement of personnel is low, easy to maintenance；Control manually, it is easy to operate.
2) registration, ram efficiency are high.The present invention is formed with the work top of groined type array slot, and groined type is handed in length and breadth
Wrong array row slot is set as inverted T-shaped structure, horizontal plane face arch rack vertical plane, assembled on arch rack cantilever Extension Head vertically to
Under rack ram axle, not sideslip, registration, high precision machining.It can be by the crisscross array slot of inverted T-shaped structure quickly more
Mould replacing mechanism realizes the clamping of different size stamping die, saves mould replacing time, expansion can punching press specification and range.Also may be used
According to inner bore of part shape and specification, replace different metal plate class staking punch punches and complete various sheet metal part punching presses and a variety of endoporus
Punching press, it is applied widely.
3) easy to operate, ram efficiency is high.The present invention is using band counterweight arm of force hand lever 5 on the vertical side plane of arch rack
Tortuous bow Weight plate 10, it is easy to operate.By counterweight arm of force hand lever 5 with pawl 9, impact punching press tooth movement drives impacting shaft
Downward ballistic motion is done, substitution traditional-handwork beats, and completes inner bore of part punching press.After the completion of punching press, using tortuous bow Weight plate certainly
The lever principle of gravity makes pawl 9 automatically reset, and is automatically performed a punching press, not only high degree of automation, also reduces simultaneously
The labor intensity of operation.
4) speed is fast, and impact force is big.The present invention can oppress tortuous bow counterweight downwards conveniently by counterweight arm of force hand lever 5
Plate 10, the connected pawl 9 in 10 outside of tortuous bow Weight plate rotate, the punching press rack on 8 cylinder face of impact rack roller shaft
Movement, 8 machine driving of drive rack roller shaft, impacting shaft do downward ballistic motion, complete inner bore of part, 8 column of rack roller shaft
Punching press rack stable movement in dignity, punching press is fast, and punching speed is high, is averagely punched speed and is not less than 200 mm/seconds.It compares
In the prior art using jiggly punching frame that pumps, running speed is slow, and flush shear force and punching speed are small, and 4 are led
It can be trembleed to column, working efficiency is low, and the small hand punch punching press of punching dynamics is fast, and impact force is big.
5) tool is multi-purpose.The present invention also can be with changing dimension punch according to different inner bore of part specifications and shape, can
Multiclass part is corrected, also part can be held on workbench, counterweight arm of force hand lever 5 is pulled and is rushed with carry-over bar ram axle
Press part to be corrected.Using the groined type array that inverted T-shaped structure grooves are crisscross on work top, clamping workpiece is reliable and stable,
The movement of clamping bolt is steady, and displacement distance is accurate, registration, and punching press, part correction can be carried out to multiclass part, can reach
The multi-purpose effect of one tool.
Description of the drawings
Fig. 1 is the 3-D view of hand-operated rocker arm automatic die cutter of the present invention.
Fig. 2 is the lateral three-view diagram of Fig. 1.
Fig. 3 is Fig. 1 front views.
The side view of Fig. 4 Fig. 3.
Fig. 5 is the schematic diagram of Fig. 1 rack roller shafts.
In figure：1 engine base, 2 punches, 3 rack ram axles, 4 handles, 5 counterweight arm of force hand levers, 6 transmission end caps, 7 ratchets, 8 teeth
Roller shaft, 9 pawls, 10 tortuous bow Weight plates, 11 limiting backing pins, 12 arch racks, 13 roller pins.
Specific embodiment
Refering to Fig. 1-Fig. 5.In embodiment described below, a kind of hand-operated rocker arm automatic die cutter, there are one carry tool
The engine base of arch cantilever riser and work top, it is characterised in that：Crisscross inverted T-shaped structure well word is formed on work top
Shape array slot, groined type array slot horizontal plane face arch rack cantilever are equipped with vertically downward on 12 cantilever of arch rack
Rack ram axle 3, cantilever vertical side plane are equipped with the tortuous bow Weight plate 10 driven by counterweight arm of force hand lever 5, tortuous bow Weight plate
10 are fixed on 3 top of rack ram axle by roller pin 1, and 10 medial plane of tortuous bow Weight plate is equipped with pawl 9, rack ram axle 3
Rack roller shaft 8 with cooperation is installed by lateral shaft and controls drawing velocity, pushes counterweight arm of force hand lever 5, drives tortuous bow counterweight
Plate 10 rotates, and pivot pin 13 is counterclockwise to be rotated, and tortuous bow Weight plate 10 pushes ratchet 7 to rotate with pawl 9, and ratchet 7 drives punching
The punching press rack hit on 8 cylinder face of rack roller shaft does downwards straight line shock movement, completes inner bore of part punching press.Punching press is completed
Afterwards, 10 tail portion weighing arm of tortuous bow Weight plate is fulcrum with roller pin 13, and using weighing arm from the lever principle of gravity, band pawl 9 is certainly
Dynamic homing.Tortuous bow Weight plate 10 is connected to by roller pin 13 in arch rack 12, and transmission end cap 6 is connected to by pin
On tortuous bow Weight plate 10.After the completion of punching press, 10 tail portion weighing arm of tortuous bow Weight plate is fulcrum with roller pin 13, using weighing arm from gravity
Lever principle, band pawl 9 automatically reply original position.Rack roller shaft 8 connects handle 4 by key pin, and tooth is controlled by handle 4
Roller shaft 8.Ratchet 7 is located at 10 lower section of tortuous bow Weight plate, and is encapsulated by the transmission end cap 6 on lateral surface.
After the completion of punching press, due to 10 polymorphic structure of tortuous bow Weight plate, position of centre of gravity is in 13 right end of roller pin, its own gravity meeting
The pivot pin 13 that rotates of tortuous bow Weight plate 10 is rotated clockwise, 10 outside pawl 9 of tortuous bow Weight plate is rotated clockwise around pin, from
And automatically reply original position.The lower part of punching press pulls handle 4 clockwise, and band carry-over bar roller shaft 8 rotates clockwise, rack rolling
Punching press rack meeting drive rack ram axle 3 on 8 cylinder face of wheel shaft moves upwards, and repeats aforesaid operations and pulls counterweight forces downwards
Arm hand lever 5 completes part punching.Tortuous bow Weight plate 10 rotates clockwise itself from gravity, and band pawl 9 is done clockwise together
Rotation is detached from pawl 9, and tortuous bow Weight plate 10 turns round reset, revolution arc is limited by being fixed on the limiting backing pin 11 on the outside of cantilever backward
It is long.
Punching parts clamping will be needed to be fixed on 1 workbench suitable position of engine base, punching shape selects according to needed for part
Dimension punch 2 is screwed onto 3 lower end of rack ram axle, by pulling 4 adjusting gear rack ram axle of handle, 3 upper-lower position, inverse time
Needle pulls downwards counterweight arm of force hand lever 5, and 5 lateral surface pawl 9 of counterweight arm of force hand lever drives impact punching press tooth 7 counterclockwise, sliding tooth
Roller shaft 8 does downward ramming motion with carry-over bar ram axle 3, implements to impact inner bore of part, and tooth is adjusted by pulling handle 4
3 upper-lower position of ram axle is completed to reset work.
Above-described is only the preferred embodiment of the present invention.It should be pointed out that those of ordinary skill in the art are come
It says, without departing from the principle of the present invention, several modifications and improvements can also be made, these alterations and modifications should be regarded as belonging to
In protection scope of the present invention.
Claims (7)
1. a kind of hand-operated rocker arm automatic die cutter, there are one the engine base with arch cantilever riser and work top, features for tool
It is：Crisscross inverted T-shaped structure groined type array slot, groined type array slot horizontal plane face arch are formed on work top
Rack cantilever, rack ram axle (3) vertically downward is equipped on arch rack (12) cantilever, and cantilever vertical side plane is equipped with
The tortuous bow Weight plate (10) driven by counterweight arm of force hand lever (5), tortuous bow Weight plate (10) are fixed on rack by roller pin (1) and rush
Above last item (3), tortuous bow Weight plate (10) medial plane is equipped with pawl (9), and rack ram axle (3) is matched by lateral shaft installation
Rack roller shaft (8) the control drawing velocity of conjunction, pushes counterweight arm of force hand lever (5), tortuous bow Weight plate (10) is driven to rotate pivot pin
(13) rotation counterclockwise, tortuous bow Weight plate (10) band pawl (9) push ratchet (7) to rotate, and ratchet (7) drives impact
Punching press rack on rack roller shaft (8) cylinder face does downwards straight line shock movement, completes inner bore of part punching press.
2. after the completion of punching press, tortuous bow Weight plate (10) tail portion weighing arm with roller pin (13) for fulcrum, using weighing arm from the thick stick of gravity
Rod principle, band pawl (9) automatically reply original position.
3. hand-operated rocker arm automatic die cutter as described in claim 1, it is characterised in that：After the completion of punching press, tortuous bow Weight plate
(10) tail portion weighing arm is with roller pin (13) for fulcrum, and using weighing arm from the lever principle of gravity, band pawl (9) automatically replies original
Position.
4. hand-operated rocker arm automatic die cutter as described in claim 1, it is characterised in that：Rack roller shaft (8) is connected by key pin
Connecting handle (4) controls rack roller shaft (8) by handle (4).
5. hand-operated rocker arm automatic die cutter as described in claim 1, it is characterised in that：Ratchet (7) is positioned at tortuous bow Weight plate
(10) lower section, and encapsulated by the transmission end cap (6) on lateral surface.
6. hand-operated rocker arm automatic die cutter as described in claim 1, it is characterised in that：The lower part of punching press, is pulled clockwise
Handle (4), band carry-over bar roller shaft (8) rotate clockwise, the punching press rack drives rack punching on rack roller shaft (8) cylinder face
Last item (3) moves upwards, and repeats aforesaid operations and pulls counterweight arm of force hand lever (5) downwards, completes part punching.
7. hand-operated rocker arm automatic die cutter as described in claim 1, it is characterised in that：Tortuous bow Weight plate (10) itself is from gravity
It rotates clockwise, band pawl (9) rotates clockwise together is detached from pawl (9), and tortuous bow Weight plate (10) turns round multiple backward
Position, by limiting backing pin (11) the limitation revolution arc length being fixed on the outside of cantilever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013086.XA CN108160806A (en) | 2018-01-08 | 2018-01-08 | Hand-operated rocker arm automatic die cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013086.XA CN108160806A (en) | 2018-01-08 | 2018-01-08 | Hand-operated rocker arm automatic die cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108160806A true CN108160806A (en) | 2018-06-15 |
Family
ID=62517612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810013086.XA Pending CN108160806A (en) | 2018-01-08 | 2018-01-08 | Hand-operated rocker arm automatic die cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108160806A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109900513A (en) * | 2019-04-15 | 2019-06-18 | 辽宁津达线缆有限公司 | A kind of cable rushes core machine |
| CN110523880A (en) * | 2019-09-03 | 2019-12-03 | 陕西闹闹馨馨知识产权服务有限公司 | A kind of architectural engineering steel bending device and its working method |
| CN115430763A (en) * | 2022-11-08 | 2022-12-06 | 烟台环球机床装备股份有限公司 | Continuous stamping device for stamping machine tool |
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Application publication date: 20180615 |