CN107671194B - A kind of tailing transmission device for stamping die - Google Patents
A kind of tailing transmission device for stamping die Download PDFInfo
- Publication number
- CN107671194B CN107671194B CN201710842247.1A CN201710842247A CN107671194B CN 107671194 B CN107671194 B CN 107671194B CN 201710842247 A CN201710842247 A CN 201710842247A CN 107671194 B CN107671194 B CN 107671194B
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- Prior art keywords
- sliding block
- motor
- gear
- crank
- manipulator
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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
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/021—Control or correction devices in association with moving strips
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/105—Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/11—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers for feeding sheet or strip material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Manipulator (AREA)
Abstract
The present invention relates to a kind of tailing transmission devices for stamping die, it include: motor (1), motor gear (2), crank gear (3), connecting rod (4), it controls sliding block (5), guide rail (6), manipulator (7), sensor (10), wherein: motor gear (2) and crank gear (3) constitute retarder system, and retarder system is assemblied on motor (1)；At crank block system, crank block system, which is merged by crank gear (3) with motor gear matching, to be assemblied on guide rail (6) for crank gear (3), connecting rod (4) and control sliding block (5).The transmission device completes the utilization to punching tailing under the premise of not being modified to original mould structure, increases the utilization rate of material, reduces production cost, saved the energy, reduces the waste of material especially precious materials.
Description
Technical field
The present invention relates to a kind of stamping die tailing tranmission techniques, and in particular to one kind is for improving precious materials tailing benefit
It is designed with the layout design and structure of rate.
Background technique
Greatly developing and being widely applied due to stamping technology in recent years, the utilization rate of material is to life in stamping die
Produce cost seems ever more important with and to the saving of the energy.When being related to precious metal punching, this problem is particularly sensitive.
Since current Tool and Die Technology has reached a bottleneck stage to the utilization rate of material during punching, then improve to tailing
The value utilized just becomes apparent.Seldom tailing is further utilized in Production of Stamping Die at present, one of them is main
Reason is that existing mold structure has been formed and has put into production, and develops the cost of new mold or change mould structure again
It is excessively high.
Summary of the invention
It is an object of the invention to design a kind of device can make mould punching technique carry out in reduce tailing or realize zero
Tailing punching.And tailing can be utilized under the premise of not changing original mould structure, reduce enterprise's production cost
And waste of the reduction to the energy.
Realize a kind of the object of the invention the technical solutions adopted are as follows tailing transmission device for stamping die, comprising:
Motor, motor gear, crank gear, connecting rod control sliding block, guide rail, manipulator, sensor, in which:
Motor gear and crank gear constitute retarder system, and retarder system is assemblied on motor；Crank gear, even
At crank block system, crank block system, which is merged by crank gear with motor gear matching, to be assemblied in for bar and control sliding block
On guide rail；
Manipulator is assemblied on control sliding block；Manipulator include mechanical arm, it is mechanical at hand, wedge shaped ejector pin, level vertically
Wedge shaped ejector pin, cylinder；Wherein cylinder is mounted on mechanical arm, and horizontal wedge shaped ejector pin is connected with the piston mandril in gas, vertically
Wedge shaped ejector pin is mounted in the sliding slot of horizontal wedge shaped ejector pin and is connected at hand with machinery to control mechanical movement at hand.
Motor gear rotation is driven when motor works, motor gear sends power to crank gear；Crank gear at this time,
Connecting rod and control sliding block constitute slider-crank mechanism, and control sliding block does defined reciprocating motion in guide rail.
Controlling machinery when clamping switch touches on sliding block, part A and mechanical part B at hand are closed at hand, and manipulator clamps；
When controlling trip switch touch on sliding block, mechanical part A at hand and mechanical part B at hand are opened, manipulator release.
Further, sensor can detect tailing position, send signal to motor to control motor work or stop；
Further, mechanical shape at hand is corresponding with the shape of holding parts.
The present invention also provides a kind of operating methods of tailing transmission device for stamping die, specifically include:
Step 1, when sensor detects that punched web will leave feeder, sensor to motor send signal, electricity
Machine is started to work；Motor gear imparts power to crank gear, and crank gear does rotary motion；
Step 2 completes tailing clamping；Control sliding block works as control from starting to move to close to mold side far from mold side
When sliding block processed is reached close to mold side, mold is lifted up, and the clamping switch controlled on sliding block comes into full contact with guide rail, at this time
Manipulator clamps punched web；
Step 3 carries out tailing transmission；Crank gear continues to rotate, and drives control sliding block, manipulator to far from mold side
Movement；When controlling sliding block and reaching far from mold side, controls trip switch on sliding block and come into full contact with leading, at this time manipulator
It unclamps；As crank gear continues to rotate, controls sliding block and continue to move to close to mold side, complete a period of motion；
Step 4, when remaining tailings curtailment is to carry out a mould punching, sensor detects that biography is completed in tailing
It send, sensor sends signal to motor at this time, and motor stalls at this time, and device stops working.
The beneficial effects of the present invention are: completing under the premise of not being modified to original mould structure to punching tailing
It utilizes, increases the utilization rate of material, reduce production cost, saved the energy, reduce material especially precious materials
Waste.
Scheme explanation
Fig. 1 is overall structure diagram；
Fig. 2 is control slide block structure schematic diagram；
Fig. 3 is control sliding block work limit on the left position view；
Fig. 4 is control sliding block work limit on the right-right-hand limit position view；
Fig. 5 is crank gear structural schematic diagram；
Fig. 6 is robot manipulator structure schematic diagram；
Fig. 7 is plane chuck structure schematic diagram；
Fig. 8 is a kind of more part example schematic of rim charge；
Fig. 9 is plane grips schematic diagram；
Figure 10 is a kind of corresponding tailing transmission device arrangement schematic diagram of plane collet；
Figure 11 is a kind of part example schematic for not being available plane holder head clamping；
Figure 12 is a kind of feature collet example schematic for part shown in Figure 11；
Figure 13 is characterized the unilateral clamping schematic diagram of collet；
Figure 14 is the corresponding a kind of tailing transmission device arrangement schematic diagram of the unilateral clamping of feature collet in Figure 13；
Figure 15 is characterized the bilateral clamping schematic diagram of collet；
Figure 16 is the corresponding a kind of tailing transmission device arrangement schematic diagram of the bilateral clamping of feature collet in Figure 15.
Wherein: 1- motor；2- motor gear；3- crank gear；4- connecting rod；5- controls sliding block；6- guide rail；7- manipulator；
8- punched web；9- stamping die；10- sensor；11- feeder；5-1- clamping switch；5-2- trip switch；7-1- is mechanical
Arm, 7-2- machinery is at hand；7-3 is vertical wedge shaped ejector pin；7-4 is horizontal wedge shaped ejector pin；7-5 is cylinder.
Specific embodiment
It is described in detail below in conjunction with Fig. 1-16 pairs of technical solution of the present inventions.
As shown in Figure 1, this embodiment offers a kind of tailing transmission devices for stamping die, comprising: motor 1, electricity
Machine gear 2, crank gear 3, connecting rod 4 control sliding block 5, guide rail 6, manipulator 7, sensor 10.
Motor gear 2 and crank gear 3 actually constitute retarder system, are only indicated with two gear simplification in Fig. 1, real
Border is not limited to diagram pattern in using, it can be understood as deceleration transmission system, the system are assemblied on motor 1.Crank gear
3, connecting rod 4 and control sliding block 5 actually constitute crank block system, are illustrated as a kind of crank block form of expression, practice
In not limited to this form, which matches to merge by crank gear 3 and motor gear 2 is assemblied on guide rail 6.Manipulator 7
It is assemblied on control sliding block 5.Manipulator 7 is made of mechanical arm 7-1 and mechanical 7-2 at hand, and mechanical 7-2 at hand is divided into machinery again
Part A and mechanical part B two parts at hand at hand.
Motor gear 2 is driven to rotate when motor 1 works, motor gear sends power to crank gear 3.Crank tooth at this time
Wheel 3, connecting rod 4 and control sliding block 5 constitute slider-crank mechanism, and control sliding block 5 does defined reciprocating motion in guide rail 6.
As shown in Fig. 2, there are switch in control 5 two sides of sliding block, the opening and pinching action of manipulator 7 can control.
As shown in fig. 6, manipulator 7 includes mechanical arm 7-1, mechanical 7-2 at hand, vertical wedge shaped ejector pin 7-3, horizontal wedge shape
Push rod 7-4, cylinder 7-5, wherein cylinder 7-5 is mounted on mechanical arm, the piston in horizontal wedge shaped ejector pin 7-4 and cylinder 7-5
Mandril is connected, vertical wedge shaped ejector pin 7-3 be mounted in the sliding slot of horizontal wedge shaped ejector pin 7-4 and be connected with mechanical 7-2 at hand with
The movement of the mechanical 7-2 at hand of control.
This manipulator is simple for structure reliable, can be by adjusting Telescopic-cylinder stroke and horizontal wedge shaped ejector pin, vertical wedge
The angle of shape push rod, stroke are accurately controlled the clamping degree of manipulator, to adapt to different molds, different tailing thickness
Clamping.Since the thickness of different mold tailings is different, clamp require it is also different, this manipulator control structure can compared with
The tailing of various different-thickness, different size and different clamping requirements is clamped under the premise of low cost, is had extensively
Compatibility.
When controlling clamping switch 5-1 touch on sliding block 5, cylinder 7-5 is pushed backward, and horizontal wedge shaped ejector pin 7-4 is driven to carry out
Horizontal movement, vertical wedge shaped ejector pin 7-3 slide downward in horizontal wedge shaped ejector pin 7-4 slot, converts horizontal movement to perpendicular at this time
Mechanical part A at hand and mechanical part B at hand are closed by straight movement, and manipulator clamps；
When controlling trip switch 5-2 touch on sliding block 5, vertical wedge shaped ejector pin 7-3 is upward in horizontal wedge shaped ejector pin 7-4 slot
It slides A and B to open, manipulator unclamps.
In order to preferably carry out the clamping to plate, mechanical 7-2 at hand can be carried out more according to the punching parts of different characteristic
It changes；Mechanical arm 7-1 can stretch according to demand.Sensor 10 can detect tailing position, send signal to motor to control
Motor work stops.Manipulator 7 is mounted on control sliding block 5 and is clamped by the switch control on control sliding block 5, unclamps and move
Make.Control sliding block 5 is mounted in guide rail 6.
As shown in Fig. 2, control 5 two sides of sliding block are provided with clamping switch 5-1, trip switch 5-2, manipulator 7 can control
Opening and pinching action.
Controlling machinery when clamping switch 5-1 touches on sliding block 5, part A and mechanical part B at hand are closed at hand, manipulator folder
Tightly；When controlling trip switch 5-2 touch on sliding block 5, mechanical part A at hand and mechanical part B at hand are opened, manipulator release.
In order to preferably carry out the clamping to plate, mechanical 7-2 at hand can be replaced according to the punching parts of different characteristic；Manipulator
Arm 7-1 can stretch according to demand.Sensor 10 can detect tailing position, to motor send signal with control motor work or
Stop.Manipulator 7 is mounted on control sliding block 5 and is clamped by the switch control on control sliding block 5, release acts.Control sliding block 5
It is mounted in guide rail 6.
The present invention also provides a kind of operating methods of tailing transmission device for stamping die, specifically include:
When step 1, work, sensor 10 detects that punched web 8 will leave feeder 11, and feeder will stop at this time
Only work.Sensor 10 sends signal to motor 1 at this time, and motor 1 is started to work.Motor gear 2 imparts power to crank tooth
Wheel 3, crank gear 3 does complete cycle rotary motion.
Step 2 completes tailing clamping, and control sliding block 5 far from 9 side of mold (right limit position) from starting to by near-lying mode
Have side (left side extreme position) movement, then control when sliding block 5 reaches close to 9 side of mold (left side extreme position) mold 9 to
On lift, control sliding block 5 on clamping switch 5-1 come into full contact with guide rail 6, manipulator 7 clamps punched web 8 at this time.
As shown in Fig. 2, crank gear 3, connecting rod 4 and control sliding block 5 form slider-crank mechanism, 5 two sides of sliding block are controlled
There is switch to can control the clamping of manipulator 7, unclamp movement.The period of motion due to controlling sliding block 5 is adjusted to and press machine
And 11 period of motion of feeder is consistent, then controls mold 9 when sliding block 5 reaches left side extreme position and be lifted up, control sliding block 5
On clamping switch 5-1 come into full contact with guide rail 6, manipulator 7 clamps punched web 8 at this time.
Step 3 carries out tailing transmission
Crank gear 3 continues to rotate, and control sliding block 5, manipulator 7 is driven to transport to far from mold side (right limit position)
It is dynamic.When control sliding block 5 is reached far from mold side (right limit position), the trip switch 5-2 and guide rail on sliding block 5 are controlled
6 come into full contact with, and manipulator 7 unclamps at this time.
As crank gear 3 continues to rotate, controls sliding block 5 and continues to move to close to mold side (left side extreme position),
Complete a period of motion.
Step 4, when remaining tailings curtailment is to carry out a mould punching, sensor 10 detects that tailing is completed
Transmission, sensor 10 sends signal to motor 1 at this time, and motor 1 stalls at this time, and device stops working.
In order to preferably carry out the clamping to plate, machinery can be replaced at hand according to the punching parts of different characteristic.
Below in conjunction with figure illustrate several mechanical forms at hand and this transmission device arrangement (including but do not limit to
It is several below).
In the present invention, for the function of manipulator, or different collet type, one kind is provided in this embodiment
Plane collet as shown in Figure 7, its collet segment of plane collet are planar structure, can effectively be pressed from both sides to no feature plate
Tightly.It is the more situation of plate both sides clout as shown in Figure 8 mainly for punching parts form.In order to clamp manipulator 7
After can smooth motion, manipulator can also use symmetric clamp mode as shown in Figure 9.This tailing transmission device will also be adopted at this time
With being arranged symmetrically for such as Figure 10, specific embodiment is that two sides motor moves synchronously, remaining is consistent with above embodiment.
It in actual use, is customized toward contact needs according to different punching parts shapes, replaces feature collet, feature folder
Head is customization collet.Feature collet has protruding features mainly for punching parts surface and both sides clout is less, can not be using flat
The part of face grips.
It is as shown in figure 11 a kind of part that can not use plane holder head clamping, which has apparent concaveconvex structure,
The design structure or machining accuracy of part itself may be destroyed using plane collet.
Figure 12 is a kind of feature collet for the part, i.e. the collet for the customization of its original structure, mechanical 7-2 at hand
Shape it is corresponding with the shape of holding parts, part itself will not be destroyed using the collet.It is pressed from both sides under normal circumstances
It is as shown in figure 13 to hold mode, i.e., single clamping, corresponding tailing transmission device arrangement as shown in figure 14, passes for single clamping
It send.Bilateral clamping is contemplated that for the part of high-precision requirement, and clamping form is as shown in figure 15, plays corresponding tailing transmission
As shown in figure 16, i.e., bilateral clamping transmits device arrangement.
Although the principle of the present invention is described in detail above in conjunction with the preferred embodiment of the present invention, this field skill
Art personnel are it should be understood that above-described embodiment is only the explanation to exemplary implementation of the invention, not to present invention packet
Restriction containing range.Details in embodiment is simultaneously not meant to limit the scope of the invention, without departing substantially from spirit of the invention and
In the case where range, any equivalent transformation based on technical solution of the present invention, simple replacement etc. obviously change, and all fall within
Within the scope of the present invention.
Claims (4)
1. a kind of tailing transmission device for stamping die, comprising: motor (1), motor gear (2), crank gear (3), even
Bar (4) controls sliding block (5), guide rail (6), manipulator (7), sensor (10), it is characterised in that:
Motor gear (2) and crank gear (3) constitute retarder system, and retarder system is assemblied on motor (1)；Crank tooth
It takes turns (3), at crank block system, crank block system passes through crank gear (3) and motor for connecting rod (4) and control sliding block (5)
Gear, which matches to merge, to be assemblied on guide rail (6)；
Manipulator (7) is assemblied in control sliding block (5)；Manipulator (7) includes mechanical arm (7-1), mechanical (7-2) at hand, erects
Straight wedge shaped ejector pin (7-3), horizontal wedge shaped ejector pin (7-4), cylinder (7-5)；Wherein cylinder (7-5) is mounted on mechanical arm, water
Flat wedge shaped ejector pin (7-4) is connected with the piston mandril in cylinder (7-5), and vertical wedge shaped ejector pin (7-3) is mounted on horizontal wedge shape and pushes away
It is connected in the sliding slot of bar (7-4) and with mechanical (7-2) at hand to control the movement of mechanical (7-2) at hand；
Motor gear (2) rotation is driven when motor (1) works, motor gear (2) sends power to crank gear (3)；At this time
Crank gear (3), connecting rod (4) and control sliding block (5) constitute slider-crank mechanism, and control sliding block (5) is done in guide rail (6)
Defined reciprocating motion；
When controlling clamping switch (5-1) touch on sliding block (5), mechanical part A at hand and mechanical part B at hand are closed, manipulator
It clamps；When controlling trip switch (5-2) touch on sliding block (5), mechanical part A at hand and mechanical part B at hand are opened, manipulator
It unclamps.
2. a kind of tailing transmission device for stamping die according to claim 1, it is characterised in that: sensor (10)
Detectable tailing position sends signal to motor to control motor work or stop.
3. a kind of tailing transmission device for stamping die according to claim 1, it is characterised in that: machinery is at hand
The shape of (7-2) and the shape of holding parts are corresponding.
4. a kind of operating method of the tailing transmission device for stamping die, specifically includes:
Step 1, when sensor (10) detects that punched web (8) will leave feeder (11), sensor (10) is to motor
(1) signal is sent, motor (1) is started to work；Motor gear (2) imparts power to crank gear (3), and crank gear (3) is done
Rotary motion；
Step 2 completes tailing clamping: control sliding block (5) is started to move to close to mold side from separate mold (9) side, when
When control sliding block (5) is reached close to mold (9) side, mold (9) is lifted up, the clamping switch (5-1) in control sliding block (5)
It is come into full contact with guide rail (6), manipulator (7) clamps punched web (8) at this time；
Step 3 carries out tailing transmission: crank gear (3) continues to rotate, and drives control sliding block (5), manipulator (7) to far from mould
Has side movement；Trip switch (5-2) and guide rail when controlling sliding block (5) arrival far from mold side, in control sliding block (5)
(6) it comes into full contact with, manipulator (7) unclamps at this time；As crank gear (3) continues to rotate, controls sliding block (5) and continue to close
The movement of mold side, completes a period of motion；
Step 4, when remaining tailings curtailment is to carry out a mould punching, sensor (10) detects that biography is completed in tailing
It send, sensor (10) sends signal to motor (1) at this time, and motor (1) stalls at this time, and device stops working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710842247.1A CN107671194B (en) | 2017-09-18 | 2017-09-18 | A kind of tailing transmission device for stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710842247.1A CN107671194B (en) | 2017-09-18 | 2017-09-18 | A kind of tailing transmission device for stamping die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107671194A CN107671194A (en) | 2018-02-09 |
| CN107671194B true CN107671194B (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710842247.1A Active CN107671194B (en) | 2017-09-18 | 2017-09-18 | A kind of tailing transmission device for stamping die |
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| CN (1) | CN107671194B (en) |
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| CN108435577B (en) * | 2018-05-09 | 2023-09-12 | 辽宁科技大学 | Electric combined motion particle separating device |
| CN109732744A (en) * | 2019-03-01 | 2019-05-10 | 河间市银龙轨道有限公司 | It is a kind of for making the vibrating system of high-speed railway track plate |
| CN111922229A (en) * | 2020-06-15 | 2020-11-13 | 安徽美博智能科技有限公司 | Air conditioner condenser fin processingequipment |
| CN112428005B (en) * | 2020-11-12 | 2021-12-21 | 郎卫英 | Conveying mechanism for machining convenient to adjust feeding speed |
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|---|---|---|---|---|
| US2721649A (en) * | 1954-07-12 | 1955-10-25 | Todd C | Slide feed |
| GB1163814A (en) * | 1967-02-02 | 1969-09-10 | Dougals Barnes Ltd | Improvements in or relating to Bending and Cutting Machines |
| JPS57181733A (en) * | 1981-04-28 | 1982-11-09 | Toyota Motor Corp | Transfer device |
| CN201015800Y (en) * | 2007-04-04 | 2008-02-06 | 和和机械股份有限公司 | Clamp device for material feeder with the material tail shortened |
| CN202087714U (en) * | 2011-06-02 | 2011-12-28 | 济南奥图自动化工程有限公司 | Coil feed line tailing conveying device |
| CN203265404U (en) * | 2013-04-23 | 2013-11-06 | 伟创力(上海)金属件有限公司 | Progressive die applicable to material tail stamping |
| CN204276731U (en) * | 2014-10-14 | 2015-04-22 | 苏州千仓精密电子有限公司 | A kind of punching press tailing prior-warning device |
| JP2015085349A (en) * | 2013-10-30 | 2015-05-07 | 株式会社ササクラ | Manufacturing device and manufacturing method of spiral pipe |
| CN205833928U (en) * | 2016-07-28 | 2016-12-28 | 重庆鑫伟一机械有限公司 | A kind of end automatic punching line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2721649A (en) * | 1954-07-12 | 1955-10-25 | Todd C | Slide feed |
| GB1163814A (en) * | 1967-02-02 | 1969-09-10 | Dougals Barnes Ltd | Improvements in or relating to Bending and Cutting Machines |
| JPS57181733A (en) * | 1981-04-28 | 1982-11-09 | Toyota Motor Corp | Transfer device |
| CN201015800Y (en) * | 2007-04-04 | 2008-02-06 | 和和机械股份有限公司 | Clamp device for material feeder with the material tail shortened |
| CN202087714U (en) * | 2011-06-02 | 2011-12-28 | 济南奥图自动化工程有限公司 | Coil feed line tailing conveying device |
| CN203265404U (en) * | 2013-04-23 | 2013-11-06 | 伟创力(上海)金属件有限公司 | Progressive die applicable to material tail stamping |
| JP2015085349A (en) * | 2013-10-30 | 2015-05-07 | 株式会社ササクラ | Manufacturing device and manufacturing method of spiral pipe |
| CN204276731U (en) * | 2014-10-14 | 2015-04-22 | 苏州千仓精密电子有限公司 | A kind of punching press tailing prior-warning device |
| CN205833928U (en) * | 2016-07-28 | 2016-12-28 | 重庆鑫伟一机械有限公司 | A kind of end automatic punching line |
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| Publication number | Publication date |
|---|---|
| CN107671194A (en) | 2018-02-09 |
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