CN110405074A - A kind of stamping die for protecting mold - Google Patents
A kind of stamping die for protecting mold Download PDFInfo
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- CN110405074A CN110405074A CN201910744281.4A CN201910744281A CN110405074A CN 110405074 A CN110405074 A CN 110405074A CN 201910744281 A CN201910744281 A CN 201910744281A CN 110405074 A CN110405074 A CN 110405074A
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- stepper motor
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- 230000007246 mechanism Effects 0.000 claims abstract description 59
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 24
- 238000000034 method Methods 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract description 7
- 238000004080 punching Methods 0.000 description 15
- 230000033001 locomotion Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 230000001360 synchronised effect Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
- 238000003756 stirring 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to stamping die fields; more particularly to a kind of stamping die for protecting mold; it includes pedestal, top plate, support column, platform, hydraulic pump, hydraulic column, die holder, mold, limit plate, position-limit mechanism, and wherein top plate passes through four symmetrical support column sides of being mounted on the base；Relative to the driving method in " a kind of guiding mechanism of metal stamping die " of Patent No. " CN 107745045 " using driving motor and stepper motor as dependency structure, the present invention, which only passes through a stepper motor and driven, is just able to achieve same effect, simple to operate；Relative to the effect for realizing protection mold using two motors, only one stepper motor of the invention, to reduce costs to a certain extent.In addition, structure of the present invention in the case where only one stepper motor is as driving is also relatively simple, there is very high practicability.
Description
Technical field
The invention belongs to stamping die field more particularly to a kind of stamping dies for protecting mold.
Background technique
Common handware is stamped out by metal stamping die to pass through metal stamping die punching press in life
The efficiency handware specification standards that are higher, and producing of handware needed for being formed；Metal stamping die is widely used in
In industrial production, using metal stamping die manufactured parts, batch standard production is may be implemented in high production efficiency, and saves former
Material and the utilization rate for improving raw material；Meanwhile the characteristics of no machining may be implemented in stamping die.In punching course,
If do not limited the punching stroke of mold, mold will continue to move to platform after the completion of to raw material punching press and with it is flat
Platform is in contact downthrust, damages or deforms so as to cause mold；Used mold body is produced into production process
This is higher, and the damage of mold is bound to cause the unnecessary loss of enterprise；In addition, published Patent No. " CN in the prior art
Using the driving method of two motors in 107745045 " " a kind of guiding mechanism of metal stamping die ", two motors are therewith
Opposite control system is more complex, and operation is cumbersome, and higher cost；Therefore can be used to rush mold we have proposed one kind
The stamping die that pressure stroke is limited is come for solving the above problems.
The stamping die that the present invention designs a kind of protection mold solves the problems, such as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention discloses a kind of stamping die for protecting mold, it is to use
Following technical scheme is realized.
In the description of the present invention it should be noted that the indicating positions such as term "inner", "outside", "upper", "lower" or position
Set relationship be orientation based on the figure or positional relationship or the invention product using when the orientation usually put or
Person's positional relationship, it is only for convenient for the description present invention and simplify description, rather than the equipment or member of indication or suggestion meaning
Part must have a particular orientation, be constructed or be operated with specific orientation, therefore be not considered as limiting the invention.This
Outside, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
It is a kind of protect mold stamping die, it is characterised in that: it include pedestal, top plate, support column, platform, hydraulic pump,
Hydraulic column, die holder, mold, limit plate, position-limit mechanism, wherein top plate is mounted on the base by four symmetrical support columns
Side；Hydraulic pump is installed under top plate, hydraulic column flexible vertically is installed under hydraulic pump；Hydraulic column lower end is equipped with die holder, mould
Seat lower end is equipped with mold；Mold cooperates with the platform being mounted on the base；With the flexible limit plate moved synchronously of hydraulic column with
The position-limit mechanism cooperation being mounted on the base.
Above-mentioned position-limit mechanism include shell, axis A, friction pulley, one-way drive mechanism, axis B, limited block, friction plate, sliding block,
Reset spring, finer wire, winding wheel, axis C, axis D, partial gear, gear A, stepper motor, wherein shell inner bearing is combined with
Vertical axis A and axis B；There are two one-way drive mechanisms for installation on axis A, and two one-way drive mechanisms are by rotating on axis A
Axle sleeve connection；It is sequentially connected between axle sleeve and axis B；External screw thread on axis B is threadedly engaged with the threaded hole on U-shaped limited block；
Cooperate along limited block from axis B axle to vertical sliding and limit plate；Sliding block level slides in shell；Sliding block one end is equipped with arc
Friction plate, the other end then pass through two finer wires be symmetrically distributed in respectively with two its two sides two winding wheels transmission connect
It connects, and the winding direction of the finer wire on two winding wheels is opposite；Friction plate cooperates with the friction pulley being mounted on axle sleeve；Sliding block
On the reset spring resetted to it is installed；Partial gear institute of the axis C with installation inside the shell where each winding wheel
Axis D transmission connection；Stepper motor is installed on outer casing inner wall；Be mounted on gear A on stepper motor output shaft with it is endless
All gear cooperation；Stepper motor output shaft and axis A are sequentially connected.
Above-mentioned one-way drive mechanism includes rotating ring A, rotating ring B, fixture block B, fixed ring, fixture block A, scroll spring, wherein
The rotating ring A that end face is connect with axle sleeve one end is rotated on axis A；It rotates in the rotating ring B insertion rotating ring A axis hole on axis A
In annular groove A on wall；It is mounted in the annular groove B on the fixed ring insertion rotating ring B shaft hole inner wall on axis A；It is mounted on fixed ring
Fixture block A on outer cylinder cooperates with the fixture block B being mounted on annular groove B inner wall；It is nested on rotating ring B outer cylinder and it is resetted
Scroll spring.
Scroll spring in above-mentioned two one-way drive mechanism it is oppositely oriented.
As the further improvement of this technology, above-mentioned position-limit mechanism is mounted on the base by fixing seat A；Limited block passes through
Link block is mounted on hydraulic column；The both ends of limit plate are symmetrically installed there are two sliding sleeve, and nesting slides on two to two sliding sleeves respectively
On a support column.The cooperation of sliding sleeve and support column plays positioning and guiding effect to the vertical motion of limit plate.
As the further improvement of this technology, two vertical slidings of above-mentioned limited block are in two guiding in shell side
In slot.Guide groove plays positioning and guiding effect to the vertical motion of limited block.
As the further improvement of this technology, gear D, gear D and the gear being mounted on axis B are installed on above-mentioned axle sleeve
E engagement.
As the further improvement of this technology, fixing seat B is installed on above-mentioned outer casing inner wall, is mounted on the ladder of sliding block lower end
Shape guide block slides in the trapezoidal guide groove on fixing seat B；Two axis C hold cooperation with fixing seat B axle respectively；On two axis C respectively
Gear G is installed, two gear G are engaged with the gear F being mounted on axis D simultaneously；Axis D and the fixation being mounted on outer casing inner wall
Seat C bearing fit；Gear B is equipped with by axis on fixing seat C, gear B is nibbled with gear A and the gear C being mounted on axis A simultaneously
It closes.The cooperation of trapezoidal guide block and trapezoidal guide groove plays positioning and guiding effect to the movement of sliding block.
As the further improvement of this technology, the one end for not installing friction plate on above-mentioned sliding block passes through in telescopic rod and shell
Wall connection, telescopic rod prevents compressed reset spring from bending, avoid compressed reset spring from bending and to cunning
The reset of block is failed；Reset spring is nested on telescopic rod；Reset spring is compressed spring；Reset spring one end and sliding block connect
It connects, the other end is connect with outer casing inner wall；Sliding block two sides are symmetrically installed there are two fixed block, two fixed blocks respectively be wrapped in two
Finer wire connection on a winding wheel.
As the further improvement of this technology, the transmission ratio of said gear A and gear C is less than 1, the biography of gear D and gear E
Ratio is moved less than 1, guarantees that stepper motor output shaft passes through gear A, gear B, gear C, axis A, gear D and gear E band moving axis B high speed
Rotation, high-speed rotating axis B drive the limited block being threadedly engaged therewith quickly to move along the vertical direction, and then fast and effeciently complete
The adjusting of pairs of limited block height and position.
Relative to traditional stamping die, the present invention can be according to the mold of different size to the position restrainer being mounted thereon
Limited block height and position in structure is adjusted；When hydraulic column by die holder driven mold downwards to be located at platform on material into
When row punching press is just completed, the limit plate moved synchronously with hydraulic column, which just meets with limited block and is limited block, limits its continuation
Move downward, and then prevent to have completed that the mold of material punching press is continued to move downward under the drive of telescopic mast, avoid because
Mold is deformed and damages caused by mold continues the mutual extrusion of mold and platform caused by moving downward, to prolong
The service life of long mold compresses the production cost of enterprise；" a kind of hardware punching relative to Patent No. " CN 107745045 "
Driving method in the guiding mechanism of compression mould " using driving motor and stepper motor as dependency structure, the present invention only pass through
One stepper motor, which is driven, is just able to achieve same effect, simple to operate；It is protected relative to being realized using two motors
Protect the effect of mold, only one stepper motor of the invention, to reduce costs to a certain extent.In addition, the present invention is only
There is a stepper motor also relatively simple as the structure in the case where driving, there is very high practicability；Structure of the invention letter
It is single, there is preferable using effect.
Detailed description of the invention
Fig. 1 is equipment overall schematic.
Fig. 2 is limited block, limit plate, sliding sleeve and support column cooperation diagrammatic cross-section.
Fig. 3 is position-limit mechanism and its diagrammatic cross-section.
Fig. 4 is position-limit mechanism partial cutaway schematic.
Fig. 5 is winding wheel, axis C, gear G, gear F, axis D and partial gear cooperation diagrammatic cross-section.
Fig. 6 is sliding block and fixing seat B cooperation diagrammatic cross-section.
Fig. 7 is one-way drive mechanism and axis A cooperation diagrammatic cross-section.
Fig. 8 is friction pulley, friction plate, sliding block, fixed block, finer wire and winding wheel cooperation top cross-sectional view.
Fig. 9 is that limited block, shell, stepper motor, gear A, partial gear, gear B and gear C cooperation top view cross section show
It is intended to.
Figure 10 is two one-way drive mechanisms and axle sleeve cooperation and its diagrammatic cross-section.
Figure 11 is all parts schematic diagram in one-way drive mechanism.
Figure 12 is housing perspectives schematic diagram.
Figure label title: 1, pedestal；2, top plate；3, support column；4, platform；5, hydraulic pump；6, hydraulic column；7, die holder；
8, mold；10, limit plate；11, sliding sleeve；12, link block；13, position-limit mechanism；14, fixing seat A；15, shell；16, guide groove；
17, axis A；18, gear C；19, gear D；20, friction pulley；21, one-way drive mechanism；22, rotating ring A；23, annular groove A；24, it revolves
Change B；25, annular groove B；26, fixture block B；27, fixed ring；28, fixture block A；29, scroll spring；32, gear E；33, axis B；34, it limits
Position block；35, friction plate；36, sliding block；37, trapezoidal guide block；38, fixed block；39, fixing seat B；40, trapezoidal guide groove；41, it stretches
Bar；42, reset spring；43, finer wire；44, winding wheel；45, axis C；46, gear G；47, gear F；48, axis D；49, not exclusively
Gear；50, fixing seat C；51, gear A；52, stepper motor；53, gear B；54, axle sleeve.
Specific embodiment
Attached drawing is the schematic diagram that the present invention is implemented, in order to understand structure operation logic.Specific product structure and ratio
Size is determined according to use environment combination routine techniques.
As shown in Fig. 1,3,4, it includes pedestal 1, top plate 2, support column 3, platform 4, hydraulic pump 5, hydraulic column 6, die holder 7, mold
8, limit plate 10, position-limit mechanism 13, wherein as shown in Figure 1, 2, top plate 2 is mounted on bottom by four symmetrical support columns 3
1 top of seat；Hydraulic pump 5 is installed under top plate 2, hydraulic column 6 flexible vertically is installed under hydraulic pump 5；The installation of 6 lower end of hydraulic column
There is die holder 7,7 lower end of die holder is equipped with mold 8；Mold 8 cooperates with the platform 4 being mounted on pedestal 1；It is flexible same with hydraulic column 6
The limit plate 10 for walking movement and the position-limit mechanism 13 being mounted on pedestal 1 cooperate.
As shown in Fig. 3,4,5, above-mentioned position-limit mechanism 13 include shell 15, axis A17, friction pulley 20, one-way drive mechanism 21,
It is axis B33, limited block 34, friction plate 35, sliding block 36, reset spring 42, finer wire 43, winding wheel 44, axis C45, axis D48, endless
All gear 49, gear A 51, stepper motor 52, wherein as shown in Figure 3,4,15 inner bearing of shell is combined with vertical axis A17 and axis
B33；Installation is there are two one-way drive mechanism 21 on axis A17, and two one-way drive mechanisms 21 pass through the axis that rotates on axis A17
54 connection of set；It is sequentially connected between axle sleeve 54 and axis B33；The threaded hole screw thread on external screw thread and U-shaped limited block 34 on axis B33
Cooperation；As shown in Fig. 4,8, limited block 34 and limit plate 10 along axis B33 axial direction vertical sliding cooperate；36 level of sliding block slides on
In shell 15；36 one end of sliding block is equipped with the friction plate 35 of arc, and it is right with two respectively that the other end then passes through two finer wires 43
Claim two winding wheels 44 transmission connection for being distributed in its two sides, and the winding direction phase of the finer wire 43 on two winding wheels 44
Instead；Friction plate 35 cooperates with the friction pulley 20 being mounted on axle sleeve 54；The reset spring 42 resetted to it is installed on sliding block 36；
As shown in figure 5, axis C45 and the axis D48 at 49 place of partial gear being mounted in shell 15 where each winding wheel 44
Transmission connection；Stepper motor 52 is installed on 15 inner wall of shell；As shown in Fig. 4,9, it is mounted on 52 output shaft of stepper motor
Gear A 51 and partial gear 49 cooperate；52 output shaft of stepper motor and axis A17 are sequentially connected.
As shown in Figure 10,11, above-mentioned one-way drive mechanism 21 includes rotating ring A22, rotating ring B24, fixture block B26, fixation
Ring 27, fixture block A28, scroll spring 29, wherein the rotating ring A22 that end face is connect with 54 one end of axle sleeve rotates as shown in Fig. 4,10
In on axis A17；It rotates in the annular groove A23 on the rotating ring B24 insertion rotating ring A22 shaft hole inner wall on axis A17；It is mounted on axis
Fixed ring 27 on A17 is embedded in the annular groove B25 on rotating ring B24 shaft hole inner wall；As shown in Fig. 4,7,11, it is mounted on fixed ring
Fixture block A28 on 27 outer cylinders cooperates with the fixture block B26 being mounted on annular groove B25 inner wall；As shown in Fig. 7,11, rotating ring B24
The scroll spring 29 resetted to it is nested on outer cylinder.
As shown in fig. 7, scroll spring 29 in above-mentioned two one-way drive mechanism 21 is oppositely oriented.
As shown in Fig. 2, above-mentioned position-limit mechanism 13 is mounted on pedestal 1 by fixing seat A14；Limited block 34 passes through link block
12 are mounted on hydraulic column 6；The both ends of limit plate 10 are symmetrically installed there are two sliding sleeve 11, and nesting slides on two sliding sleeves 11 respectively
On two support columns 3.The cooperation of sliding sleeve 11 and support column 3 plays positioning and guiding effect to the vertical motion of limit plate 10.
As shown in Fig. 9,12, two vertical slidings of above-mentioned limited block 34 are in two guide grooves 16 on 15 side of shell
It is interior.Guide groove 16 plays positioning and guiding effect to the vertical motion of limited block 34.
As shown in figure 4, being equipped with gear D 19 on above-mentioned axle sleeve 54, gear D 19 is nibbled with the gear E32 being mounted on axis B33
It closes.
As shown in Fig. 4,6, fixing seat B39 is installed on above-mentioned 15 inner wall of shell, is mounted on trapezoidal the leading of 36 lower end of sliding block
Block 37 slides in the trapezoidal guide groove 40 on fixing seat B39；As shown in figure 5, two axis C45 match with fixing seat B39 bearing respectively
It closes；Gear G46 is separately installed on two axis C45, two gear G46 are engaged with the gear F47 being mounted on axis D48 simultaneously；
Axis D48 and the fixing seat C50 bearing fit being mounted on 15 inner wall of shell；As shown in figure 4, being installed on fixing seat C50 by axis
There is gear B53, gear B 53 is engaged with gear A 51 and the gear C being mounted on axis A17 18 simultaneously.Trapezoidal guide block 37 is led with trapezoidal
The cooperation of slot 40 plays positioning and guiding effect to the movement of sliding block 36.
As shown in figure 4, the one end for not installing friction plate 35 on above-mentioned sliding block 36 is connected by telescopic rod 41 and 15 inner wall of shell
It connects, telescopic rod 41 prevents compressed reset spring 42 from bending, and avoids compressed reset spring 42 from bending and right
The reset of sliding block 36 is failed；Reset spring 42 is nested on telescopic rod 41；Reset spring 42 is compressed spring；Reset spring 42 1
End is connect with sliding block 36, and the other end is connect with 15 inner wall of shell；36 two sides of sliding block are symmetrically installed there are two fixed block 38, and two solid
Determine block 38 to connect with the finer wire 43 being wrapped on two winding wheels 44 respectively.
As shown in Fig. 4,9, the transmission ratio of said gear A51 and gear C 18 is less than 1, the transmission of gear D 19 and gear E32
Than less than 1, guaranteeing that 52 output shaft of stepper motor passes through gear A 51, gear B 53, gear C 18, axis A17, gear D 19 and gear
E32 band moving axis B33 high speed rotation, high-speed rotating axis B33 drive the limited block 34 being threadedly engaged therewith quick along the vertical direction
Movement, and then it is completed quickly and effectively the adjusting to 34 height and position of limited block.
Stepper motor 52 in the present invention uses the prior art, and stepper motor 52 is electrically connected to the control system.
The effect that friction plate 35 and friction pulley 20 cooperate in the present invention, after the height adjustment of limited block 34, friction
Piece 35 and 20 frictional fit of friction pulley, the rotation of axis A17 are limited；Gear E32 will not be rotated under external force, gear
E32 not will drive axis B33 rotation, and axis B33 not will drive the limited block 34 being threadedly engaged therewith and move along the vertical direction；To make
The position of limited block 34 after must regulating is fixed.
As shown in fig. 7, the fixture block A28 in the present invention in one-way drive mechanism 21 is enclosed relative to fixture block B26 rotation less than one,
The deformation that scroll spring 29 in it is occurred just is enough to drive limited block 34 to move by a series of transmissions.
Stepper motor 52 drives limited block 34 to reach distance objective position apart vertically by a series of transmissions in the present invention
When the position of fixed range, control system control stepper motor 52 is out of service, after stepper motor 52 is out of service, previously sends out
The scroll spring 29 waved in the one-way drive mechanism 21 of driving effect releases energy；It the scroll spring 29 that releases energy while driving
Rotating ring A22 in corresponding one-way drive mechanism 21 continues to rotate, and rotating ring A22 drives gear D 19 to continue together by axle sleeve 54
To rotation, gear D 19 continues to rotate by gear E32 band moving axis B33, and the axis B33 of rotation drives the limit being threadedly engaged therewith
The target position that block 34 continues to be debugged to it moves；Meanwhile the scroll spring 29 to release energy passes through corresponding rotating ring
B24, fixture block B26, fixture block A28 and fixed ring 27 are reversely rotated with moving axis A17；The one-way drive mechanism 21 not driven previously
In fixture block A28 it is close to corresponding fixture block B26；When reaching purpose under drive of the limited block 34 in the scroll spring 29 to release energy
When position, the scroll spring 29 to release energy restPoses, and does not play previously in the one-way drive mechanism 21 of driving effect
Fixture block A28 contacted again with fixture block B26；It is reached the location of when limited block 34 is just out of service from stepper motor 52
Target position, stroke when limited block 34 reaches its target position from stepper motor 52 the location of when out of service is as one
A lead, in the height of debugging limited block 34 every time, when limited block 34 reaches lead position, stepping electricity out of service
Machine 52, during 13 internal reset of position-limit mechanism, limited block 34 covers the stroke of lead automatically and reaches its target position,
And complete the debugging of 34 height of limited block.Since limited block 34 and axis B33 is to be threadedly engaged, and be threadedly engaged with self-locking function
Can, so limited block 34 is located in its target location and is not easy to be subjected to displacement again；In order to avoid external force lower gear
E32 is rotated, and the gear E32 of rotation drives limited block 34 mobile further through axis B33；After stepper motor 52 is out of service,
When 13 inside Rapid reset of position-limit mechanism, is contacted again between friction plate 35 and friction pulley 20 and the rotation of gear D 19 is formed
Limitation is formed effectively the movement travel for the mold 8 for carrying out punching press so that the position of limited block 34 is optionally further secured
Limitation.The specific value that limited block 34 reaches the lead before target position is obtained by largely test.
Workflow of the invention: fixture block A28 in original state, two one-way drive mechanisms 21 respectively with it is corresponding
Fixture block B26 contact；The friction plate 35 and friction pulley 20 of arc completely attach to and frictional fit；Gear A 51 and partial gear 49
In flank of tooth center at engage；Reset spring 42 is compressed.
After replacing to the mold 8 in the present invention, the specification of mold 8 changes, relative to rushing for same size
Material is pressed, effective punching stroke that the mold 8 after replacement completes single punching press changes, in order to avoid passing through because of hydraulic pump 5
The traveled distance that hydraulic column 6 and 7 driven mold 8 of die holder move downward be greater than its punching stroke and caused by mold 8 and platform 4 send out
Mold 8 caused by raw mutual extrusion damages, and needs through the height and position of the limited block 34 in up and down adjustment position-limit mechanism 13 simultaneously
The stroke that hydraulic column 6 is limited by limit plate 10 exists the stroke control that hydraulic column 6 is moved downward by 7 driven mold 8 of die holder
In zone of reasonableness corresponding with mold 8, so that hydraulic column 6 is just completed by 7 driven mold 8 of die holder to stopping after material punching press
Only continue to move downward；It is as follows to the regulation flow process of limited block 34 in position-limit mechanism 13:
It controls stepper motor 52 by control system to run, stepper motor 52 drives partial gear 49 to rotate by gear A 51；
Partial gear 49 passes through axis D48 band moving gear F47 synchronous rotary；Gear F47 drives the two gear G46 being engaged with rotations
Turn；Two gear G46 pass through corresponding axis C45 respectively and coaxial winding wheel 44 are driven to rotate, and the rotation side of two winding wheels 44
To identical；Since the winding direction of the finer wire 43 wound on two winding wheels 44 is on the contrary, so a winding wheel 44 continues
Finer wire 43 is wound, another winding wheel 44 broadcasts the finer wire 43 of winding thereon；Continue to wind finer wire 43
Winding wheel 44 pulls sliding block 36 to slide along trapezoidal guide groove 40 by finer wire 43 and corresponding fixed block 38, and reset spring 42 is by into one
Step compression；Sliding block 36 is detached from friction pulley 20 with movable friction plate 35 and the rotation released to friction pulley 20 limits, and guarantees to limit
In 34 adjustment process of block, friction plate 35 does not interact with friction pulley 20.When gear A 51 and 49 flank of tooth of partial gear are nibbled
At the end of conjunction, the gear A 51 persistently rotated persistently stirs the end teeth of partial gear 49, so that partial gear 49 is basic
It remain stationary state to rotate without continuing, so that partial gear 49 will not pass through axis D48, gear F47, two teeth
G46 and two axis C45 of wheel drives two winding wheels 44 to continue to rotate, and sliding block 36 is maintained at fixed position and nearby does not continue to transport
Dynamic, friction plate 35 keeps the discrete state with friction pulley 20.
At the same time, gear A 51 is driven in two one-way drive mechanisms 21 by gear B 53, gear C 18 and axis A17
27 synchronous rotary of fixed ring, the fixture block A28 in a fixed ring 27 is detached from corresponding fixture block B26 and corresponding scroll spring 29 is not sent out
Deformation is given birth to, the fixture block A28 in another fixed ring 27 then passes through fixture block B26 and drives corresponding rotating ring B24 synchronous rotary；In outside
Under the action of load, deformation occurs and energy storage for scroll spring 29 corresponding to the rotating ring B24 of axis A17 synchronous rotary drive；Work as hair
When the deformation quantity of the scroll spring 29 of raw deformation reaches a certain level, the elastic force caused by deformation occurs of scroll spring 29 is enough band
Move corresponding rotating ring A22 synchronous rotary；At this point, the one-way drive mechanism 21 where the scroll spring 29 that deformation occurs plays driving
Driving effect does not occur for effect, another one-way drive mechanism 21；Play the rotation in the one-way drive mechanism 21 of driving effect
Ring A22 drives the rotating ring A22 synchronous rotary in another one-way drive mechanism 21 by axle sleeve 54, and rotating ring A22 passes through phase
Scroll spring 29 is answered to drive corresponding rotating ring B24 synchronous rotary, fixture block B26 follows fixture block A28 synchronous rotary；Driving does not occur to make
Relative motion no longer occurs between fixture block A28 and fixture block B26 in one-way drive mechanism 21 and keeps certain distance synchronous
Rotation；Meanwhile the axle sleeve 54 of rotation, by gear D 19 and gear E32 band moving axis B33 high speed rotation, axis B33 drives screw thread therewith
The limited block 34 of cooperation straight up or is moved downward along guide groove 16.
When limited block 34 reach apart from the distance between destination locations be lead when, control system control stepper motor 52
It is out of service；At this point, previously playing the unidirectional drive machine of driving effect under the reset response for the scroll spring 29 that deformation occurs
Rotating ring A22 in structure 21 continues to rotate, and axis A17 is inverted；Since stepper motor 52 has braking moment, so axis A17
The braking moment of stepper motor 52 is overcome to drive the output shaft of stepper motor 52 by gear C 18, gear B 53 and gear A 51
Slowly reversion；The fixture block A28 and fixture block B26 previously played in the one-way drive mechanism 21 of driving effect remains contact, first
Fixture block A28 and fixture block B26 in the preceding one-way drive mechanism 21 for not playing driving effect is quickly close；Continue the rotating ring of rotation
A22 continues that gear D 19 is driven to rotate by axle sleeve 54；Gear D 19 by gear E32 and axis B33 drive limited block 34 continue to
Destination locations movement；When limited block 34 moves to destination locations, the scroll spring 29 for releasing energy, which is released, can terminate and restore initial shape
State, the fixture block A28 not played previously in the one-way drive mechanism 21 of driving effect are contacted again with fixture block B26, two unidirectional drives
Rotating ring A22 in motivation structure 21 stops rotating, and axis A17 stops rotating；At this point, under the reset response of reset spring 42, it is sliding
Block 36 just resets, friction plate 35 again with 20 contact squeeze of friction pulley.
In the slow reversion process of stepper motor 52, under the action of reset spring 42, stepper motor 52 passes through gear A 51
Driving partial gear 49, slowly reversion resets, and partial gear 49 passes through axis D48, gear F47, two gear G46 and two
Axis C45 drives the reversed slowly rotation of two winding wheels 44；Previously the winding wheel 44 of winding finer wire 43 was to thin steel wound on it
Silk 43 is slowly broadcasted and slowly releases the limitation to sliding block 36, has previously broadcasted the winding wheel 44 of finer wire 43 to corresponding thin steel
Silk 43 is slowly wound；The finer wire 43 slowly broadcasted due to reset spring 42 effect and remain tensioned state,
It is pulled to be formed to sliding block 36；Under the pulling of the reset response and the finer wire 43 tightened of reset spring 42, sliding block 36 is slow
It is slow to reset；When the scroll spring 29 of energy storage restores to the original state completely, limited block 34 just covers lead and reaches destination locations, sliding
Block 36 just resets, and friction plate 35 contacts with friction pulley 20 again and restore frictional fit, gear A 51 and partial gear 49
Engagement restPoses.
After the position of limited block 34 regulates, control system controls hydraulic pump 5 and runs, and hydraulic pump 5 drives hydraulic column 6 to stretch
Long, hydraulic column 6 is moved to the stamping material being located on platform 4 by 7 driven mold 8 of die holder and completes punching press；When limit plate 10
When moving downward with hydraulic column 6 and meeting with the limited block 34 for regulating height, mold 8 is just completed to rush stamping material
It presses, limited block 34 limits telescopic mast by limit plate 10 to be continued to move downward by 7 driven mold 8 of die holder, is avoided mold 8 and is put down
Platform 4, which collides, to be squeezed and damages.
In conclusion beneficial effects of the present invention: the present invention can be according to the mold 8 of different size to being mounted thereon
34 height and position of limited block in position-limit mechanism 13 is adjusted；When hydraulic column 6 by 7 driven mold 8 of die holder downwards to being located at
When material progress punching press on platform 4 is just completed, the limit plate 10 moved synchronously with hydraulic column 6 just meets with limited block 34
And it is limited block 34 and limits it and continue to move downward, and then prevent to have completed to continue in telescopic mast the mold 8 of material punching press
Drive under move downward, avoid continuing because of mold 8 caused by moving downward caused by the mutual extrusion of mold 8 and platform 4
Mold 8 is deformed and damages, to extend the service life of mold 8, compresses the production cost of enterprise；Relative to the patent No.
To use driving motor and 52 conduct of stepper motor in " a kind of guiding mechanism of metal stamping die 8 " of " CN 107745045 "
The driving method of dependency structure, the present invention, which only passes through a stepper motor 52 and driven, is just able to achieve same effect, operates
It is simple and convenient；Relative to the effect for realizing protection mold 8 using two motors, only one stepper motor 52 of the invention, thus
It reduces costs to a certain extent.In addition, structure of the present invention in the case where only one stepper motor 52 is as driving
It is relatively simple, there is very high practicability.
Claims (7)
1. a kind of stamping die for protecting mold, it is characterised in that: it includes pedestal, top plate, support column, platform, hydraulic pump, liquid
Compression leg, die holder, mold, limit plate, position-limit mechanism, wherein top plate is mounted on the base by four symmetrical support columns
Side；Hydraulic pump is installed under top plate, hydraulic column flexible vertically is installed under hydraulic pump；Hydraulic column lower end is equipped with die holder, mould
Seat lower end is equipped with mold；Mold cooperates with the platform being mounted on the base；With the flexible limit plate moved synchronously of hydraulic column with
The position-limit mechanism cooperation being mounted on the base；
Above-mentioned position-limit mechanism includes shell, axis A, friction pulley, one-way drive mechanism, axis B, limited block, friction plate, sliding block, reset
Spring, finer wire, winding wheel, axis C, axis D, partial gear, gear A, stepper motor, wherein shell inner bearing is combined with vertically
Axis A and axis B；Installation is there are two one-way drive mechanism on axis A, and two one-way drive mechanisms pass through the axis that rotates on axis A
Set connection；It is sequentially connected between axle sleeve and axis B；External screw thread on axis B is threadedly engaged with the threaded hole on U-shaped limited block；Along axis B
The limited block and limit plate of axial vertical sliding cooperate；Sliding block level slides in shell；Sliding block one end is equipped with rubbing for arc
Pad, the other end then pass through two winding wheels transmission connection that two finer wires are symmetrically distributed in its two sides with two respectively, and
The winding direction of finer wire on two winding wheels is opposite；Friction plate cooperates with the friction pulley being mounted on axle sleeve；Pacify on sliding block
Equipped with the reset spring resetted to it；Where the partial gear of axis C where each winding wheel and installation inside the shell
Axis D transmission connection；Stepper motor is installed on outer casing inner wall；The gear A being mounted on stepper motor output shaft and incomplete tooth
Wheel cooperation；Stepper motor output shaft and axis A are sequentially connected；
Above-mentioned one-way drive mechanism includes rotating ring A, rotating ring B, fixture block B, fixed ring, fixture block A, scroll spring, wherein end face
The rotating ring A connecting with axle sleeve one end is rotated on axis A；It rotates on the rotating ring B insertion rotating ring A shaft hole inner wall on axis A
Annular groove A in；It is mounted in the annular groove B on the fixed ring insertion rotating ring B axle hole inner wall on axis A；It is mounted on fixed ring column jacket
Fixture block A on face cooperates with the fixture block B being mounted on annular groove B inner wall；The scrollwork resetted to it is nested on rotating ring B outer cylinder
Spring；
Scroll spring in above-mentioned two one-way drive mechanism it is oppositely oriented.
2. a kind of stamping die for protecting mold according to claim 1, it is characterised in that: above-mentioned position-limit mechanism passes through solid
Reservation A is mounted on the base；Limited block is mounted on hydraulic column by link block；It is slided there are two being symmetrically installed at the both ends of limit plate
Set, nesting slides on two support columns two sliding sleeves respectively.
3. a kind of stamping die for protecting mold according to claim 1, it is characterised in that: two of above-mentioned limited block are perpendicular
Directly slide in two in shell side guide grooves.
4. a kind of stamping die for protecting mold according to claim 1, it is characterised in that: installed on above-mentioned axle sleeve with teeth
D is taken turns, gear D is engaged with the gear E being mounted on axis B.
5. a kind of stamping die for protecting mold according to claim 1, it is characterised in that: installed on above-mentioned outer casing inner wall
There is fixing seat B, the trapezoidal guide block for being mounted on sliding block lower end slides in the trapezoidal guide groove on fixing seat B；Two axis C are respectively and solid
Reservation B axle holds cooperation；Gear G is separately installed on two axis C, two gear G are engaged with the gear F being mounted on axis D simultaneously；
Axis D and the fixing seat C bearing fit being mounted on outer casing inner wall；Gear B is equipped with by axis on fixing seat C, gear B simultaneously with
Gear A and the gear C being mounted on axis A engage.
6. a kind of stamping die for protecting mold according to claim 1, it is characterised in that: do not install and rub on above-mentioned sliding block
One end of pad is connect by telescopic rod with outer casing inner wall；Reset spring is nested on telescopic rod；Reset spring is compressed spring；
Reset spring one end is connect with sliding block, and the other end is connect with outer casing inner wall；Sliding block two sides are symmetrically installed there are two fixed block, and two
Fixed block is connect with the finer wire being wrapped on two winding wheels respectively.
7. a kind of stamping die for protecting mold according to claim 1, it is characterised in that: said gear A and gear C
Transmission ratio is less than 1, and the transmission ratio of gear D and gear E are less than 1.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211102.8A CN112845880B (en) | 2019-08-13 | 2019-08-13 | Stamping die for die protection |
| CN202110210796.3A CN112845879B (en) | 2019-08-13 | 2019-08-13 | Stamping die equipment for protecting die |
| CN201910744281.4A CN110405074B (en) | 2019-08-13 | 2019-08-13 | Stamping die of protection die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910744281.4A CN110405074B (en) | 2019-08-13 | 2019-08-13 | Stamping die of protection die |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110211102.8A Division CN112845880B (en) | 2019-08-13 | 2019-08-13 | Stamping die for die protection |
| CN202110210796.3A Division CN112845879B (en) | 2019-08-13 | 2019-08-13 | Stamping die equipment for protecting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110405074A true CN110405074A (en) | 2019-11-05 |
| CN110405074B CN110405074B (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110211102.8A Active CN112845880B (en) | 2019-08-13 | 2019-08-13 | Stamping die for die protection |
| CN201910744281.4A Active CN110405074B (en) | 2019-08-13 | 2019-08-13 | Stamping die of protection die |
| CN202110210796.3A Active CN112845879B (en) | 2019-08-13 | 2019-08-13 | Stamping die equipment for protecting die |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110211102.8A Active CN112845880B (en) | 2019-08-13 | 2019-08-13 | Stamping die for die protection |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110210796.3A Active CN112845879B (en) | 2019-08-13 | 2019-08-13 | Stamping die equipment for protecting die |
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| CN (3) | CN112845880B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112845879B (en) | 2024-04-26 |
| CN112845880A (en) | 2021-05-28 |
| CN110405074B (en) | 2021-05-04 |
| CN112845880B (en) | 2024-04-26 |
| CN112845879A (en) | 2021-05-28 |
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Effective date of registration: 20231027 Address after: No. 58 Qingxi Xiangshan Road, Qingxi Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN JINSHANGJIA DIE TECHNOLOGY CO.,LTD. Address before: 321203 No.46 Xishu village, Liucheng she Town, Wuyi County, Jinhua City, Zhejiang Province Patentee before: Zou Sue |
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