CN107433309A - A kind of thread rolling method and thread rolling machine - Google Patents
A kind of thread rolling method and thread rolling machine Download PDFInfo
- Publication number
- CN107433309A CN107433309A CN201710777434.6A CN201710777434A CN107433309A CN 107433309 A CN107433309 A CN 107433309A CN 201710777434 A CN201710777434 A CN 201710777434A CN 107433309 A CN107433309 A CN 107433309A
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- CN
- China
- Prior art keywords
- thread rolling
- motion
- power
- crank
- rack
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- 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
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H51/00—Levers of gearing mechanisms
Abstract
The present invention relates to a kind of thread rolling method and thread rolling machine, including：Fixation screw plate and slip screw plate on lathe bed, described slip screw plate are connected with motion scaling device, and described motion scaling device is connected with straight reciprocating power mechanism.The present invention uses lever principle, forms the scaling of move distance, while produces the scaling of movement velocity, changes the slow action of hydraulic motion, to adapt to the quick motion of thread rolling.This mode can be very good to be used in the thread rolling of relatively large bolt, changes the thread rolling of relatively large bolt and needs very big crank and rocker mechanism, reduces the overall structure of thread rolling machine, reduce cost.
Description
Technical field
The present invention relates to a kind of thread rolling method and thread rolling machine, is a kind of method and machine equipment applied in machining,
It is a kind of method and lathe dedicated for screw thread process.
Background technology
Workpiece is clipped in the middle by thread rolling machine using two pieces of screw plates, two pieces of quick move toward one anothers of screw plate, in work
Screw thread is produced on part, traditional thread rolling machine produces reciprocating using motor driven toggle, drives screw plate
Reciprocal thread rolling.This kind of drive, which has continued, has used last 100 yearses, almost as the fixed pattern of thread rolling machine, without any change.
The type of belt drive of this toggle, its advantage is that transmission rigidity is good, simple in construction, but volume is larger.Work as diameter of work
When smaller, the volume of toggle can also endure, but the toggle required when diameter of work is larger
Volume also accordingly increases, and as a rule, because the volume of crank connecting is excessive, the volume of whole thread rolling machine is also very
Huge, manufacturing cost is too high, therefore, the larger bolt of past diameter of work typically by the way of rolled thread, but due to rolled thread imitate
Rate is much lower with respect to thread rolling, makes the processing cost of large diameter bolt also substantially increase.If realize the thread rolling of large diameter bolt
Processing, which is one, to be needed to solve the problems, such as.
The content of the invention
In order to overcome problem of the prior art, the present invention proposes a kind of thread rolling method and thread rolling machine.Described thread rolling side
Hydraulic pressure or other linear reciprocation dynamic movements are amplified using motion scaling device, are formed the fortune of suitable thread rolling by method and thread rolling machine
It is dynamic.
The object of the present invention is achieved like this：A kind of thread rolling method, described method are：Using lever principle by straight line
The range ability increase of reciprocating power motion, drives the reciprocal thread rolling campaign of screw plate.
Further, described linear reciprocation dynamic movement is hydraulic pressure, pneumatically or electrically one kind in linear drives.
A kind of thread rolling machine, including：Fixation screw plate and slip screw plate on lathe bed, described slip screw plate
It is connected with motion scaling device, described motion scaling device is connected with straight reciprocating power mechanism.
Further, described motion scaling device includes：With sliding the hinged rocking bar of screw plate, described rocking bar
Be connected by hinge with crank, described crank is connected by the rotary shaft on lathe bed with gear, described gear with
Rack is engaged, and described rack is connected with straight reciprocating power mechanism, and described tooth radius is less than than the ratio of crank length
1。
Further, described motion scaling device includes：It is described with sliding the hinged resistance side rocking bar of screw plate
Resistance side rocking bar be connected by hinge with resistance lateral curvature handle, described resistance lateral curvature handle passes through the rotary shaft on lathe bed
It is connected with power lateral curvature handle, described power lateral curvature handle is connected by hinge with power side rocking bar, and described power side rocking bar leads to
Cross hinge to be connected with straight reciprocating power mechanism, the ratio of described power side crank length specific resistance side crank length is less than 1.
Further, the angle between described resistance lateral curvature handle and power lateral curvature handle is 0 ~ 360 degree.
Further, described motion scaling device includes：It is connected with sliding screw plate with rack, described rack and tooth
Wheel engagement, described gear are connected by the rotary shaft on lathe bed with crank, and described crank passes through hinge and rocking bar
Connection, described rocking bar are connected with straight reciprocating power mechanism, and the crank length is less than 1 than the ratio of tooth radius.
Further, described motion scaling device includes：It is described with sliding the hinged resistance side rack of screw plate
Resistance side rack engaged with resistance side gear, described resistance side gear passes through the rotary shaft on lathe bed and power side
Gear connects, and described power side gear engages with power side rack, described power side rack and straight reciprocating power mechanism
Connection, the ratio of described power side gear radius specific resistance side gear radius are less than 1.
Further, the angle slided between the direction of motion of screw plate and the direction of motion of straight reciprocating power mechanism is
0 ~ 360 degree.
Further, described straight reciprocating power mechanism is one kind in hydraulic cylinder, pneumatic linear actuator, linear electric motors.
The beneficial effect comprise that：The present invention uses lever principle, forms the scaling of move distance, produces simultaneously
The scaling of movement velocity, change the slow action of hydraulic motion, to adapt to the quick motion of thread rolling.This mode can be very good
It is used in the thread rolling of relatively large bolt, changing the thread rolling of relatively large bolt needs very big crank and rocker mechanism, reduces
The overall structure of thread rolling machine, reduces cost.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is embodiments of the invention three, the structural representation of four thread rolling machines；
Fig. 2 is the structural representation of the motion scaling device described in embodiments of the invention five；
Fig. 3 is the structural representation of the power lateral curvature handle and resistance lateral curvature handle described in embodiments of the invention six；
Fig. 4 is the structural representation of the motion scaling device described in embodiments of the invention seven；
Fig. 5 is the structural representation of the motion scaling device described in embodiments of the invention eight；
Fig. 6 is the vertically arranged screw plate and straight reciprocating power mechanism schematic diagram described in embodiments of the invention nine.
Embodiment
Embodiment one：
The present embodiment is a kind of thread rolling method, and described method is：Using lever principle by the operation of linear reciprocation dynamic movement
Distance increase, drives the reciprocal thread rolling campaign of screw plate.
The basic ideas of the present embodiment are：The shorter move distance of straight line power source is enlarged into by longer fortune by lever
Dynamic distance, i.e.,：The resistance arm lengths of lever are more than the power arm lengths of lever.
The effect of the present embodiment is：By straight line power source slow in one's movements, such as：Hydraulic cylinder move across lever amplification after,
The thread rolling action that move distance is longer and quickly moves can be formed.Thread rolling ten of this thread rolling forms of motion for large-sized bolt
Divide useful.
The lever scaling device can be crank and rocker mechanism or big little gear engaging into reducing and enlarging machine
Structure.
Described linear method dynamic movement, refers to：The straight-line motion mechanism of power can be exported, this mechanism is specifically wrapped
Include：Hydraulic cylinder, pneumatic linear actuator or power caused by linear motor move along a straight line.
Embodiment two：
The present embodiment is the improvement of embodiment one, is refinement of the embodiment one on linear reciprocation dynamic movement.The present embodiment
Described linear reciprocation dynamic movement is hydraulic pressure, pneumatically or electrically one kind in linear drives.
Linear reciprocation dynamic movement can have diversified forms, and its key is to provide power.It can provide in practice straight
The mode of line power is simultaneously few, and three kinds of Wu Fa electricity, air-liquid, these three respectively have feature with dynamic straight reciprocating motion, typically
For, hydraulic pressure is more suitable for acting on the power of thread rolling.
Embodiment three：
The present embodiment is a kind of thread rolling machine, including：Fixation screw plate 1 and slip screw plate 2 on lathe bed, described cunning
Dynamic screw plate is connected with motion scaling device 3, and described motion scaling device is connected with straight reciprocating power mechanism 4, such as Fig. 1 institutes
Show.
Workpiece 5 is clamped and the fixation screw plate of rubbing processing and slip screw plate are, it is necessary to there is the straight line being parallel to each other to transport
It is dynamic, it could realize that rubbing is processed.What the present embodiment was taken is the linear pushing power by straight reciprocating power mechanism through leverage
Amplification, the thread rolling campaign that generation is quickly moved and move distance is larger.
Effect using motion scaling device is, the small distance movement of straight reciprocating power mechanism is enlarged into longer-range
From motion, while improve movement velocity.For thread rolling processing, the quick motion of screw plate is to improve thread rolling processing efficiency
Key, but in general straight reciprocating power mechanism does not often reach the faster reciprocal motion required for thread rolling, therefore, the present embodiment
Motion scaling device is taken, by motion amplitude is small, slow-footed motion amplification is motion amplitude is big, fireballing motion.
The general principle of motion scaling device is the scaling principle using lever.Lever is not only able to amplify and reduce power,
And it can amplify and reduce the distance and speed of motion.As long as change the ratio between the resistance arm and power arm of lever, just
Zooming in or out for move distance and speed can be realized.
Used lever can directly use crank and rocker mechanism, can also use the knot of gear mechanism, or both
Close, i.e.,：Power arm lever resistance arm gear, or conversely.
Due to having used motion scaling device, power section and final executing agency can such as may be used with extremely flexible arrangement
With point-blank arrangement or in the same direction arrangement in opposite directions, orthogonal arrangement can not also be set in straight line.Arrange shape
Formula is adjusted as needed, can be that whole thread rolling machine is compacter, practical.
Example IV：
The present embodiment is the improvement of embodiment three, is refinement of the embodiment three on moving scaling device.Described motion scaling
Mechanism includes：With sliding the hinged rocking bar 301 of screw plate, described rocking bar is connected by hinge with crank 302, described
Crank is connected by the rotary shaft 303 on lathe bed with gear 304, and described wheel and rack 305 engages, described tooth
Bar is connected with straight reciprocating power mechanism, and described tooth radius is less than 1 than the ratio of crank length, as shown in Figure 1.
The present embodiment moves combination of the scaling device using crank and rocker mechanism and pinion and rack, wherein bent
Handle is lever resistance arm, and gear is lever moving arm.To make the short distance of straight reciprocating power mechanism move along a straight line at a slow speed conversion
For motion quick over long distances, make to be less than crank length as resistance arm as the tooth radius of power arm in the present embodiment,
Realize the quick motion of screw plate.
The direction of motion of screw plate and the direction of motion of rack（Or the direction of motion of straight reciprocating power mechanism）Can be with
Unanimously, as shown in figure 1, can also be inconsistent.Because gear is circular, and rack can surround arrangement of gears, therefore, rack
The direction of motion flexibly can be arranged in around rack very much.
Embodiment five：
The present embodiment is the improvement of embodiment three, is refinement of the embodiment three on moving scaling device.Described motion scaling
Mechanism includes：With sliding the hinged resistance side rocking bar 306 of screw plate, described resistance side rocking bar passes through hinge and resistance side
Crank 307 is connected, and described resistance lateral curvature handle is connected by the rotary shaft on lathe bed with power lateral curvature handle 308, described
Power lateral curvature handle be connected by hinge with power side rocking bar 309, described power side rocking bar is moved by hinge and linear reciprocation
Force mechanisms connect, and the ratio of described power side crank length specific resistance side crank length is less than 1, as shown in Figure 2.
What the present embodiment was taken is all to use crank and rocker mechanism, wherein resistance in the power arm of lever and resistance arm both sides
Lateral curvature handle is lever resistance arm, and power lateral curvature handle is lever moving arm.To make the short distance of straight reciprocating power mechanism straight at a slow speed
Line motion is converted to motion quick over long distances, the length of the power lateral curvature handle as power arm is less than conduct in the present embodiment
The length of the resistance lateral curvature handle of resistance arm, realizes the quick motion of screw plate.
The direction of motion of screw plate can be consistent with the direction of motion of straight reciprocating power mechanism, as shown in Fig. 2 can also
It is inconsistent, there can be certain angle between the two, or even be arranged vertically.
Power lateral curvature handle and resistance lateral curvature handle can point-blank, as shown in Fig. 2 can not also be in straight line
On, there is certain angle, so can more flexibly arrange being monolithically fabricated for thread rolling machine.
Embodiment six：
The present embodiment is the improvement of embodiment five, is embodiment five on the angle between resistance lateral curvature handle and power lateral curvature handle
Refinement, the angle between resistance lateral curvature handle and power lateral curvature handle described in the present embodiment is 0 ~ 360 degree.
The arrangement of resistance lateral curvature handle and power lateral curvature handle is with certain angle, as shown in Figure 3 by the present embodiment.This
Angle can be selected arbitrarily, and when angle is zero or 360 degree, resistance lateral curvature handle and power lateral curvature handle are combined into one, equally can be with
Play a part of promotion, and extremely compact structure can be obtained.
Embodiment seven：
The present embodiment is the improvement of embodiment three, is refinement of the embodiment three on moving scaling device.Described motion scaling
Mechanism includes：Slide screw plate be connected with rack 310, described rack and pinion 311 engages, described gear by installed in
Rotary shaft on lathe bed is connected with crank 312, and described crank is connected by hinge with rocking bar 313, described rocking bar and straight line
Reciprocating power mechanism connects, and the crank length is less than 1 than the ratio of tooth radius, as shown in Figure 4.
What the present embodiment was taken is to use rack pinion in the power arm of lever, and resistance arm uses crank rocker machine
Structure, its middle gear are lever resistance arm, and crank is lever moving arm, and described tooth radius is longer than crank length, realizes stranding
The quick motion of filament plate.
Likewise, the direction of motion of screw plate can be consistent with the direction of motion of straight reciprocating power mechanism, such as Fig. 4 institutes
Show, can also be inconsistent, there can be certain angle between the two, or even be arranged vertically.
Embodiment eight：
The present embodiment is the improvement of embodiment three, is refinement of the embodiment three on moving scaling device.Described in the present embodiment
Motion scaling device includes：With sliding the hinged resistance side rack 314 of screw plate, described resistance side rack and resistance side
Gear 315 is engaged, and described resistance side gear is connected by the rotary shaft on lathe bed with power side gear 316, described
Power side gear engaged with power side rack 317, described power side rack is connected with straight reciprocating power mechanism, described
The ratio of power side gear radius specific resistance side gear radius is less than 1, as shown in Figure 5.
What the present embodiment was taken is all to use rack and pinion drive mechanism in the power arm of lever and resistance arm both sides, wherein
The radius of resistance side gear radius ratio power side gear is big, realizes the quick motion of screw plate.
Likewise, the direction of motion of screw plate can be consistent with the direction of motion of straight reciprocating power mechanism, such as Fig. 5 institutes
Show, can also be inconsistent, there can be certain angle between the two, or even be arranged vertically.
Due to that using gear drive, the form of Multi-stage transmission can also be used, increase scaling, but gear can excessively produce
Raw larger gap, makes transmission accuracy be deteriorated.
Embodiment nine：
The present embodiment is the improvement of above-described embodiment, is the direction of motion and linear reciprocation of the above-described embodiment on sliding screw plate
The refinement of the direction of motion of actuating unit.The present embodiment slides the motion of the direction of motion and straight reciprocating power mechanism of screw plate
Angle between direction is 0 ~ 360 degree.
Because gear and crank and rocker mechanism are all circular motion mechanisms, therefore, the direction of motion and straight line of screw plate are past
The all extremely flexible step of the direction of motion of double action force mechanisms, such as Fig. 6 it is shown that a kind of power side and resistance side are crank
Both vertically arranged views of rocker device.
Embodiment ten：
The present embodiment is the improvement of above-described embodiment, is refinement of the above-described embodiment on straight reciprocating power mechanism, this implementation
Straight reciprocating power mechanism described in example is one kind in hydraulic cylinder, pneumatic linear actuator, linear electric motors.
Hydraulic cylinder, pneumatic linear actuator and linear electric motors are common several straight reciprocating power mechanisms, wherein, the performance of hydraulic cylinder
Good, the powerful for transmission rigidity, it is very suitable for using in thread rolling machine.
Finally it should be noted that being merely illustrative of the technical solution of the present invention and unrestricted above, although with reference to preferable cloth
Scheme is put the present invention is described in detail, it will be understood by those within the art that, can be to the technology of the present invention
Scheme（Such as other auxiliary equipment of thread rolling machine, the form of crank and rocker mechanism, gear-driven form etc.）Modify or
Person's equivalent substitution, without departing from the spirit and scope of technical solution of the present invention.
Claims (10)
- A kind of 1. thread rolling method, it is characterised in that described method is：Using lever principle by the fortune of linear reciprocation dynamic movement Row distance increase, drives the reciprocal thread rolling campaign of screw plate.
- 2. according to the method for claim 1, it is characterised in that described linear reciprocation dynamic movement is hydraulic pressure, it is pneumatic or One kind in electric linear drives.
- 3. a kind of thread rolling machine, including：Fixation screw plate and slip screw plate on lathe bed, it is characterised in that described Slide screw plate to be connected with motion scaling device, described motion scaling device is connected with straight reciprocating power mechanism.
- 4. thread rolling machine according to claim 3, it is characterised in that described motion scaling device includes：With sliding thread rolling The hinged rocking bar of plate, described rocking bar are connected by hinge with crank, and described crank passes through the rotation on lathe bed Rotating shaft is connected with gear, and described wheel and rack engagement, described rack is connected with straight reciprocating power mechanism, described tooth The ratio for taking turns radius ratio crank length is less than 1.
- 5. thread rolling machine according to claim 3, it is characterised in that described motion scaling device includes：With sliding thread rolling The hinged resistance side rocking bar of plate, described resistance side rocking bar are connected by hinge with resistance lateral curvature handle, described resistance side Crank is connected by the rotary shaft on lathe bed with power lateral curvature handle, and described power lateral curvature handle passes through hinge and power side Rocking bar is connected, and described power side rocking bar is connected by hinge with straight reciprocating power mechanism, described power side crank length The ratio of specific resistance side crank length is less than 1.
- 6. thread rolling machine according to claim 5, it is characterised in that between described resistance lateral curvature handle and power lateral curvature handle Angle is 0 ~ 360 degree.
- 7. thread rolling machine according to claim 3, it is characterised in that described motion scaling device includes：With sliding thread rolling Plate is connected with rack, and described rack and pinion engagement, described gear is connected by the rotary shaft on lathe bed and crank Connect, described crank is connected by hinge with rocking bar, and described rocking bar is connected with straight reciprocating power mechanism, the crank length Ratio than tooth radius is less than 1.
- 8. thread rolling machine according to claim 3, it is characterised in that described motion scaling device includes：With sliding thread rolling The hinged resistance side rack of plate, described resistance side rack engage with resistance side gear, and described resistance side gear passes through Rotary shaft on lathe bed is connected with power side gear, and described power side gear engages with power side rack, described Power side rack is connected with straight reciprocating power mechanism, and the ratio of described power side gear radius specific resistance side gear radius is small In 1.
- 9. according to the thread rolling machine described in one of claim 3-8, it is characterised in that the direction of motion and the straight line for sliding screw plate are past Angle between the direction of motion of double action force mechanisms is 0 ~ 360 degree.
- 10. thread rolling machine according to claim 9, it is characterised in that described straight reciprocating power mechanism is hydraulic cylinder, gas One kind in dynamic cylinder, linear electric motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710777434.6A CN107433309A (en) | 2017-09-01 | 2017-09-01 | A kind of thread rolling method and thread rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710777434.6A CN107433309A (en) | 2017-09-01 | 2017-09-01 | A kind of thread rolling method and thread rolling machine |
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| CN107433309A true CN107433309A (en) | 2017-12-05 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710777434.6A Pending CN107433309A (en) | 2017-09-01 | 2017-09-01 | A kind of thread rolling method and thread rolling machine |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213291A (en) * | 2018-03-22 | 2018-06-29 | 浙江凯晨工贸有限公司 | A kind of oscillating rod type thread rolling machine |
| CN110924708A (en) * | 2019-11-22 | 2020-03-27 | 中国科学院电工研究所 | Fitting type push plate bidirectional artificial wave making device and method |
| CN112338115A (en) * | 2020-11-04 | 2021-02-09 | 太原科技大学 | Double-moving type thread rolling machine |
| CN113911765A (en) * | 2021-10-18 | 2022-01-11 | 范宗民 | Be used for cement automatic loading robot |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1400380A (en) * | 2002-09-17 | 2003-03-05 | 李新民 | Piston connecting bar linear movement internal combustion engine |
| CN1719072A (en) * | 2005-06-08 | 2006-01-11 | 大连机床集团有限责任公司 | Pallet rotary exchanging device driven by crank link lever |
| CN102527887A (en) * | 2012-02-16 | 2012-07-04 | 绍兴市家度弹簧机械有限公司 | Variable-speed moving mechanism of rack of coiling machine |
| CN103644276A (en) * | 2013-11-25 | 2014-03-19 | 重庆市璧山爱华有限责任公司 | Smooth speed reducer with crank cylinder |
| CN106270320A (en) * | 2015-06-24 | 2017-01-04 | 铨益盛机械有限公司 | The eccentric linkage of tooth roller |
| CN207222827U (en) * | 2017-09-01 | 2018-04-13 | 温州中特标准件有限公司 | A kind of thread rolling machine |
-
2017
- 2017-09-01 CN CN201710777434.6A patent/CN107433309A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1400380A (en) * | 2002-09-17 | 2003-03-05 | 李新民 | Piston connecting bar linear movement internal combustion engine |
| CN1719072A (en) * | 2005-06-08 | 2006-01-11 | 大连机床集团有限责任公司 | Pallet rotary exchanging device driven by crank link lever |
| CN102527887A (en) * | 2012-02-16 | 2012-07-04 | 绍兴市家度弹簧机械有限公司 | Variable-speed moving mechanism of rack of coiling machine |
| CN103644276A (en) * | 2013-11-25 | 2014-03-19 | 重庆市璧山爱华有限责任公司 | Smooth speed reducer with crank cylinder |
| CN106270320A (en) * | 2015-06-24 | 2017-01-04 | 铨益盛机械有限公司 | The eccentric linkage of tooth roller |
| CN207222827U (en) * | 2017-09-01 | 2018-04-13 | 温州中特标准件有限公司 | A kind of thread rolling machine |
Non-Patent Citations (1)
| Title |
|---|
| 高敏等, 高等教育出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213291A (en) * | 2018-03-22 | 2018-06-29 | 浙江凯晨工贸有限公司 | A kind of oscillating rod type thread rolling machine |
| CN110924708A (en) * | 2019-11-22 | 2020-03-27 | 中国科学院电工研究所 | Fitting type push plate bidirectional artificial wave making device and method |
| CN112338115A (en) * | 2020-11-04 | 2021-02-09 | 太原科技大学 | Double-moving type thread rolling machine |
| CN113911765A (en) * | 2021-10-18 | 2022-01-11 | 范宗民 | Be used for cement automatic loading robot |
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