CN107414002A - A kind of large-size horizontal, which is cut, send integral steel ball forming machine - Google Patents
A kind of large-size horizontal, which is cut, send integral steel ball forming machine Download PDFInfo
- Publication number
- CN107414002A CN107414002A CN201710318400.0A CN201710318400A CN107414002A CN 107414002 A CN107414002 A CN 107414002A CN 201710318400 A CN201710318400 A CN 201710318400A CN 107414002 A CN107414002 A CN 107414002A
- Authority
- CN
- China
- Prior art keywords
- dynamic model
- steel ball
- bar
- cut
- forming machine
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/18—Drives for forging presses operated by making use of gearing mechanisms, e.g. levers, spindles, crankshafts, eccentrics, toggle-levers, rack bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D31/00—Shearing machines or shearing devices covered by none or more than one of the groups B23D15/00 - B23D29/00; Combinations of shearing machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
A kind of large-size horizontal, which is cut, send integral steel ball forming machine, it is related to metal plastic forming technical field, including lathe bed, transmission mechanism, dynamic model mechanism, fixed die mechanism, transmission mechanism is connected with lathe bed, transmission mechanism is connected with dynamic model mechanism, it is connected between the drive mechanism and dynamic model mechanism by slider-crank mechanism, the slider-crank mechanism includes master slider, dynamic model mechanism is installed on master slider, dynamic model mechanism is engaged with fixed die mechanism, unloading mechanism is provided with dynamic model mechanism and fixed die mechanism, host device is directly entered after realizing bar heating, Quick tailoring feeding, save time and the space of artificial clamping and equipment room conveying, reduce the thermal loss of bar in a certain sense, save the energy, reduce and cause the probability of quality accident because temperature control is bad.
Description
Technical field
The present invention relates to metal plastic forming technical field, specifically a kind of large-size horizontal, which is cut, send integral steel ball to be molded
Machine.
Background technology
Existing forging ball production mainly has artificial pneumatic hammer forging molding, rotary-cut (tiltedly to prick) shaping and roll forging shaping three major types side
Formula, moulding process and equipment of the present invention predominantly replace roll forging moulding process.
One of which steel ball production technology is the artificial clamping to (manipulator by the bar after heating after cutter cutting
8 times/min of highest is less than artificial) in forcing press (vertical) mould, artificial crawl form starts forcing press, completes a forged steel
The production of ball, then steel ball clamping is put into delivery track.Chinese patent CN106040769A discloses a kind of hydraulic pressure steel ball shaping
Machine, although can realize by extruding of the die head realization to steel embryo, the operations for forming of steel ball is completed, is existed following many
Problem：
1. arriving the time difference for clamping this series of actions again through cutting after heating, the uncontrollability of bar temperature can be made turn into
One of destabilizing factor of mass defect；Simultaneously in order to make up lost temperature, and improve initial heating temperature and also necessarily cause
The waste of the energy and the unstability of metal structure.
2. cutter cut on the one hand be the cost input of a complete equipment, simultaneously as cut material it is not accurate enough, add
Material head and material are useless.
The labor intensity of labourer is caused to will be with steel 3. needing artificial clamping to complete to have cut the feeding action of bar
The increase of bulb diameter and increase；And with the increase of labor intensity, the consequence that can not use manipulator is exactly manually to limit life
Produce efficiency.
4. the point of use motor press for cooperating beat, can not give full play to the productivity of equipment, reach efficient
Production.
5. being manually clamped to conveying mechanism, this is due to the limitation of the device space, can not realize automation.
Low production efficiency, by taking diameter 140mm steel balls as an example, the highest steel ball per minute that produces is no more than 8.
The content of the invention
For the currently medium-and-large-sized forged steel ball low production efficiency of large-scale steel ball automatic forging technique productions mode, automation journey
Spend it is low, into the irrational problem of lines matching, the present invention, which provides a kind of large-size horizontal and cut, send integral steel ball forming machine, can avoid
State the generation of problem.
The technical scheme adopted by the invention to solve the technical problem is that：
A kind of large-size horizontal, which is cut, send integral steel ball forming machine, including lathe bed, transmission mechanism, dynamic model mechanism, fixed die mechanism, bed
Transmission mechanism is connected with it, and transmission mechanism is connected with dynamic model mechanism, passes through crank between the drive mechanism and dynamic model mechanism
Slide block mechanism is connected, and the slider-crank mechanism includes master slider, dynamic model mechanism is provided with master slider, dynamic model mechanism is with determining
Mold mechanism is engaged, and unloading mechanism is provided with dynamic model mechanism and fixed die mechanism.
Further, the dynamic model mechanism includes middle plate and dynamic model head, and dynamic model head, the unloading mechanism are provided with middle plate
Including cross bar, shift fork, guide rod, material returned bar and hole of pushing the ball, cross bar is arranged on middle plate, and shift fork is movably connected on cross bar, is dialled
Fork front end is provided with U-shaped mouth, and eccentric wheel is provided with the downside of shift fork, and intraoral a guide rod, the guide rod are sliding combined with U-shaped
It is fixed on vehicle body, hole of pushing the ball is provided with dynamic model head, material returned bar drives the material returned through hole of pushing the ball, eccentric wheel extruding material returned bar
Bar slidably reciprocating in hole of pushing the ball, material returned bar is connected with spring reverse motion.
Further, the unloading mechanism also includes pushing away nib, pushes away tringle and cylinder, is provided with cover half head and pushes away mould
Hole, push away to be sliding combined with pushing away tringle in nib, push away tringle and be connected with cylinder.
Further, feed mechanism, shear mechanism and cam mechanism are additionally provided with the vehicle body.
Further, the transmission mechanism is connected with power transmission shaft, and power transmission shaft is connected with cam mechanism, is additionally provided with vehicle body
One is used for the slide rail that matching pair sliding block slides, and shear mechanism is provided with secondary sliding block, and the shear mechanism includes moving knife seat, moving knife
And stationary knife, moving knife seat are arranged on secondary sliding block, are provided with moving knife on moving knife seat, the entrance of bar has step in lathe bed position
Hole, interior assembling stationary knife, act and coordinate with moving knife, spring reverse motion is installed in the both sides of secondary sliding block.
Further, the feed mechanism includes feeding motor, shaft coupling and roller, and feeding motor is connected with shaft coupling,
Shaft coupling is connected with roller shaft, and roller is provided with roller shaft.
The beneficial effects of the invention are as follows：
1. being directly entered host device after realizing bar heating, Quick tailoring feeding, saves artificial clamping and equipment room is defeated
The time sent and space, in a certain sense for reduce the thermal loss of bar, save the energy, reduce due to temperature
Control probability that is bad and causing quality accident.
2. eliminate the cost input of a set cutting machine；Reduce material head material by the sizing feed of feed mechanism to give up,
Reduce cost.
3. without manually accommodating loading and unloading, realize that automation feeding with coordinating, saves the cost of manipulator, reduces work
Person's labor intensity；The cooperation of work tempo is realized using mechanical structure, production efficiency is not restricted because of artificial reason.
4. host device just is designed as continuously running, the ability of equipment, efficient energy-saving production can be given full play to.
5. realize upper/lower die automatic material returning, spray automatically releasing agent, automatically deliver with servo scale, it is and electric, automatic
Change matching, realize automated production.
It is existing 6. production efficiency significantly improves, per minute to produce steel ball at least 20 by taking diameter 140mm steel balls as an example
There are more than 2.5 times of technology.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Fig. 3 is dynamic model mechanism two of material returned action diagrams at different moments under shift fork action；
Fig. 4 is the partial enlarged drawing at B in Fig. 1.
In figure：1 main motor, 2 lathe beds, 3 main shaft assemblies, 4 brakes, 5 little gears, 6 gear wheels, 7 bent axles, 8 connecting rods, 9 masters
Sliding block,
10 dynamic model mechanisms, 101 connecting plates, 102 installing plates, plate in 103,104 dynamic model heads, 105 cross bars, 106 shift forks, 107
Guide rod, 108 material returned bars, 109 push the ball hole,
11 conveyers, 12 fixed die mechanisms, 121 cover half heads, 122 cavity plates, 123 push away nib, and 124 push away tringle, 125 cylinders,
13 feed mechanisms, 131 feeding motors, 132 shaft couplings, 133 rollers,
14 shear mechanisms, 141 moving knife seats, 142 moving knife, 143 stationary knifes,
15 secondary sliding blocks, 16 cam mechanisms, 17 power transmission shafts, 18 first gears, 19 second gears, 20 flywheels, 21 clutches,
220 bars.
Embodiment
As shown in Figures 1 to 4, the large-size horizontal, which is cut, send integral steel ball forming machine to include lathe bed 2, transmission mechanism, dynamic model machine
Structure 10, fixed die mechanism 12 and conveyer 11, transmission mechanism, transmission mechanism driving dynamic model mechanism action extruded rod are connected with lathe bed
Material 220 shaping, ball base shaping after utilize freely falling body principle, fall at the desired position, and by conveyer 11 transmit to
Next station.The conveyer is prior art, can be conveyer belt.
It is connected between drive mechanism and dynamic model mechanism by slider-crank mechanism, the transmission mechanism includes main motor
1st, flywheel 20, clutch 21, main shaft assembly 3, brake 4, little gear 5, gear wheel 6, main motor are connected with the first power transmission shaft, the
One power transmission shaft one end is provided with clutch and flywheel, and the other end is provided with main shaft assembly, brake and little gear, is existing skill
Art, do not introduce excessively, little gear is meshed with gear wheel, and gear wheel is arranged on second driving shaft, second driving shaft connection
There is bent axle 7, bent axle 7 is connected with connecting rod 8, and connecting rod 8 is connected with master slider 9, and master slider does past along the track being arranged on vehicle body
Multiple motion.Bent axle, connecting rod, master slider and track collectively constitute a slider-crank mechanism.
Dynamic model mechanism is installed, when extruded bar stock is molded, dynamic model mechanism is engaged with fixed die mechanism, dynamic on master slider
Mold mechanism on fixed die mechanism with being provided with unloading mechanism.
The dynamic model mechanism includes connecting plate 101, installing plate 102, middle plate 103, dynamic model first 104, and master slider, which is provided with, to be connected
Fishplate bar, connecting plate are provided with installing plate, middle plate are provided with installing plate, and dynamic model head, the fixed die mechanism bag are provided with middle plate
Cover half first 121 is included, cover half first 121 is arranged on vehicle body, and cover half first 121 is provided with groove 122, is molded beneficial to rod extrusion.
The unloading mechanism includes cross bar 105, shift fork 106, guide rod 107, material returned bar 108 and hole 109 of pushing the ball, wherein horizontal
Bar is arranged on middle plate 103, and shift fork is arranged on cross bar 105, and shift fork makees the rotation of certain angle around cross bar, and shift fork front end is set
Be equipped with U-shaped mouth, eccentric wheel be provided with the downside of shift fork, it is U-shaped it is intraoral be sliding combined with a guide rod 107, the guide rod 107 is solid
It is scheduled on vehicle body, hole 109 of pushing the ball is provided with dynamic model head, through hole of pushing the ball, eccentric wheel extruding material returned bar is realized moves back material returned bar
Expect bar slidably reciprocating in hole of pushing the ball, and the reset of material returned bar can pass through spring reset.As described in Figure 3, when master slider is continuous
It is reciprocal back and forth when, enable to shift fork in the presence of guide rod, constantly change and the relative angle of cross bar, and shift fork
Lower end is provided with eccentric wheel, and the end of and can extruding material returned bar is flexible in dynamic model head, if now having steel ball in dynamic model head
It is interior, then steel ball is acted on by material returned bar, will certainly be released in driven die head.So as to complete the material returned of steel ball work.
Above-mentioned situation about only accounting in dynamic model head, further, the unloading mechanism also including one push away nib 123,
Push away tringle 124 and cylinder 125.It is provided with cover half head and pushes away nib, is pushed away to be sliding combined with pushing away tringle 124 in nib, push away tringle
Cylinder, so stretching with cylinder are connected with, can drive and push away tringle stretching back and forth in cover half head, so as to realize cover half
The material returned of steel ball in head.
Feed mechanism 13, shear mechanism 14 and cam mechanism 16 are additionally provided with vehicle body, biography is wherein installed on vehicle body
Moving axis 17, power transmission shaft one end are connected with first gear 18, and the other end is connected with cam mechanism 16, first gear and second gear 19
It is meshed, first gear and second gear are orthogonal gear, second gear, and the axle for installing second gear is connected with bent axle 7, this
Sample just can be ultimately transferred to transmission axle 17 by the power of main motor transmission by means of the transmission of gear wheel.
In bent axle side output torque, realized and transmitted using bevel-gear sett.Because moment of torsion is larger, general bevel gear can not
Meet, using curved tooth system, and realize that freely-supported and gap are adjustable in the structure of bearing and bearing.
Increase tooth form shaft coupling and encoder between Bevel Gear Transmission and cam mechanism, realization mechanically can adjust
It is consistent with the cooperation that active is made to cut material action, is electrically realizing the monitoring of cam angle degree and vexed car alarm and protection.
One is additionally provided with vehicle body and is used for the slide rail that matching pair sliding block 15 slides, shear mechanism is installed on secondary sliding block,
The shear mechanism includes moving knife seat 141, moving knife 142 and stationary knife 143, and moving knife seat is arranged on secondary sliding block, installed on moving knife seat
There is moving knife, the entrance of bar has stepped hole in lathe bed position, interior assembling stationary knife, acts to coordinate with moving knife and completes cutting bar.
And the Orbit revolutionary of moving knife then needs cam mechanism to extrude secondary sliding block to realize, the reset of secondary sliding block can be realized by spring, example
Spring such as is installed in the both sides of secondary sliding block.
So when bar is sent at stationary knife, cam mechanism extrudes secondary sliding block, and secondary sliding block drives moving knife to cut bar,
When cam structure moves to range, the bar after cutting is pushed into the position by stationary knife, and this precalculated position should be for dynamic model
Between mechanism and fixed die mechanism.
Precalculated position is mainly to realize that the stroke that bar is pushed is a rise of cam, substantially by cam curve
Reach bar center and stop the journey stage with entering during active and inactive mold position of center line, that is, push in place.
Reduce friction using roller between secondary sliding block and cam, cam application spring pull bar resets, on the one hand accurate to be oriented to
The accuracy for the operation for cutting material sliding block is ensure that, on the other hand roller gapless is bonded cam surface again, while can also pass through
Adjust elastic force adjustment reset speed.
The feed mechanism includes feeding motor 131, shaft coupling 132 and roller 133, and feeding motor is connected with shaft coupling,
Shaft coupling is connected with roller shaft, and roller is provided with roller shaft.Two-piece roller clamps bar conveying, while previous process arrives
The bar of position can also have individual push to act on to existing bar.So bar is sent at stationary knife by feed mechanism, by scissors
Mechanism cutting is pushed at fixed die mechanism to carry out extrusion forming, and is pushed out to the steel ball after extrusion forming by unloading mechanism
On conveyer, whole process is completed.
Its operation principle is：
(1) main motor starts, and is started by small pulley flywheel driven accumulation of energy.
(2) accumulation of energy is completed, and all other are normal for equipment, it is allowed to is driven, opening continuously runs switch, and equipment operation simultaneously passes through
Main shaft assembly 3 transmits torque to another side pinion 5.
(3), by being geared to gear wheel 6, band dynamic crankshaft 7 rotates, and master slider 9 is done back and forth along track by connecting rod 8
Motion, ranges up to 40 times/min.
(4) at the same time, opposite side transmits moment of torsion to cam mechanism 16 by a pair of orthogonal gear 18,19.
(5) cam mechanism 16 promotes secondary sliding block 15 and thereon shear mechanism 14, the hot pin that will be conveyed via feed mechanism 13
Material, cuts and pushes to mold center.
Dynamic model mechanism 10 by precalculated position in advance containing material after, secondary sliding block 15 and shear mechanism 14 is answered by a sleeve spring thereon
The curve that position device is set according to cam mechanism 16 is recalled rapidly.
(7) dynamic model mechanism 10 is reached home by setting stroke, and after closing up with fixed die mechanism 12, steel ball shaping, completion is once forged
Action is made, moving mold is recalled.
(8) secondary sliding block 15 and after shear mechanism 14 is recalled in place thereon, feed mechanism 13 acts, by the bar heated by
It is sized, scale, is sent into stationary knife hole, and clamp bar.
(9) simultaneously, the steel ball of forging molding is recalled with mould, by the action of ejector beam, is passed through after being pushed out mould the bottom of by
Portion's conveyer 11 is directly quickly dredged to next station.
(10) go round and begin again, shear action coordinates completion to cut material feeding action by cam mechanism driving pair sliding block；Punching press is moved
Make to drive moving mold to complete forging molding by slider-crank mechanism；Auxiliary movement is by small cam, cylinder coordinates and conveyer
Mould, conveying are moved back in completion.Three action cooperate, according to beat along with electrically and automation matching, so as to realize cut,
The Automation Specialty equipment sending, forge, moving back, sending integral type steel ball efficiently to produce.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (6)
1. a kind of large-size horizontal, which is cut, send integral steel ball forming machine, including lathe bed, transmission mechanism, dynamic model mechanism, fixed die mechanism, lathe bed
On be connected with transmission mechanism, transmission mechanism is connected with dynamic model mechanism, it is characterized in that, between the drive mechanism and dynamic model mechanism lead to
Cross slider-crank mechanism to be connected, the slider-crank mechanism includes master slider, and dynamic model mechanism, dynamic model machine are provided with master slider
Structure is engaged with fixed die mechanism, and unloading mechanism is provided with dynamic model mechanism and fixed die mechanism.
2. a kind of large-size horizontal according to claim 1, which is cut, send integral steel ball forming machine, it is characterized in that, the dynamic model mechanism
Including middle plate and dynamic model head, dynamic model head is installed on middle plate, the unloading mechanism include cross bar, shift fork, guide rod, material returned bar and
Push the ball hole, cross bar is arranged on middle plate, and shift fork is movably connected on cross bar, and shift fork front end is provided with U-shaped mouth, is set on the downside of shift fork
Have eccentric wheel, it is U-shaped it is intraoral be sliding combined with a guide rod, the guide rod is fixed on vehicle body, is provided with dynamic model head
Push the ball hole, material returned bar is through hole of pushing the ball, eccentric wheel extruding material returned bar driving material returned bar slidably reciprocating in hole of pushing the ball, material returned bar
It is connected with spring reverse motion.
3. a kind of large-size horizontal according to claim 2, which is cut, send integral steel ball forming machine, it is characterized in that, the unloading mechanism
Also include pushing away nib, push away tringle and cylinder, be provided with cover half head and push away nib, pushed away to be sliding combined with pushing away tringle in nib, push away
Tringle is connected with cylinder.
4. a kind of large-size horizontal according to claim 1, which is cut, send integral steel ball forming machine, it is characterized in that, on the vehicle body also
It is provided with feed mechanism, shear mechanism and cam mechanism.
5. a kind of large-size horizontal according to claim 4, which is cut, send integral steel ball forming machine, it is characterized in that, the transmission mechanism
Power transmission shaft is connected with, power transmission shaft is connected with cam mechanism, and one is additionally provided with vehicle body and is used for the slide rail that matching pair sliding block slides, secondary
Shear mechanism is installed on sliding block, the shear mechanism includes moving knife seat, moving knife and stationary knife, and moving knife seat is arranged on secondary sliding block,
Moving knife is installed on moving knife seat, in lathe bed position, the entrance of bar has stepped hole, interior assembling stationary knife, acts and coordinates with moving knife,
Spring reverse motion is installed in the both sides of secondary sliding block.
6. a kind of large-size horizontal according to claim 4, which is cut, send integral steel ball forming machine, it is characterized in that, the feed mechanism
Including feeding motor, shaft coupling and roller, feeding motor is connected with shaft coupling, and shaft coupling is connected with roller shaft, pacified on roller shaft
Equipped with roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318400.0A CN107414002B (en) | 2017-05-08 | 2017-05-08 | A kind of large-size horizontal, which is cut, send integrated steel ball molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318400.0A CN107414002B (en) | 2017-05-08 | 2017-05-08 | A kind of large-size horizontal, which is cut, send integrated steel ball molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107414002A true CN107414002A (en) | 2017-12-01 |
| CN107414002B CN107414002B (en) | 2019-06-07 |
Family
ID=60424473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710318400.0A Active CN107414002B (en) | 2017-05-08 | 2017-05-08 | A kind of large-size horizontal, which is cut, send integrated steel ball molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107414002B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793666A (en) * | 2022-02-24 | 2022-07-29 | 昆明理工大学 | Double mode intermittent type disinfection floats leaf-cutting device of growing seedlings |
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| US5850756A (en) * | 1997-07-31 | 1998-12-22 | Fwu Kuang Enterprises Co., Ltd. | Workpiece ejecting mechanism for a forging apparatus |
| CN201020510Y (en) * | 2007-04-04 | 2008-02-13 | 济南顺达钢球设备有限公司 | Steel ball cold heading machine |
| CN201552277U (en) * | 2009-11-25 | 2010-08-18 | 杨东佐 | Upsetting machine |
| CN202052894U (en) * | 2011-04-15 | 2011-11-30 | 罗能强 | Automatic cold heading machine of tail hole |
| CN103008516A (en) * | 2013-01-05 | 2013-04-03 | 侯宇岷 | Steel-ball continuous-heating forming upsetting machine |
| CN203409504U (en) * | 2013-07-10 | 2014-01-29 | 李春林 | Cold header |
| CN205996087U (en) * | 2016-08-31 | 2017-03-08 | 常州金坛群英机械有限公司 | Steel ball automatic cold header drive system |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5850756A (en) * | 1997-07-31 | 1998-12-22 | Fwu Kuang Enterprises Co., Ltd. | Workpiece ejecting mechanism for a forging apparatus |
| CN201020510Y (en) * | 2007-04-04 | 2008-02-13 | 济南顺达钢球设备有限公司 | Steel ball cold heading machine |
| CN201552277U (en) * | 2009-11-25 | 2010-08-18 | 杨东佐 | Upsetting machine |
| CN202052894U (en) * | 2011-04-15 | 2011-11-30 | 罗能强 | Automatic cold heading machine of tail hole |
| CN103008516A (en) * | 2013-01-05 | 2013-04-03 | 侯宇岷 | Steel-ball continuous-heating forming upsetting machine |
| CN203409504U (en) * | 2013-07-10 | 2014-01-29 | 李春林 | Cold header |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793666A (en) * | 2022-02-24 | 2022-07-29 | 昆明理工大学 | Double mode intermittent type disinfection floats leaf-cutting device of growing seedlings |
| CN114793666B (en) * | 2022-02-24 | 2023-08-29 | 昆明理工大学 | Dual-mode intermittent disinfection floating seedling raising leaf shearing device |
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| Publication number | Publication date |
|---|---|
| CN107414002B (en) | 2019-06-07 |
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