CN105666911A - Die device adopting thread transmission andhaving thread protection function - Google Patents

Die device adopting thread transmission andhaving thread protection function Download PDF

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Publication number
CN105666911A
CN105666911A CN201610042426.2A CN201610042426A CN105666911A CN 105666911 A CN105666911 A CN 105666911A CN 201610042426 A CN201610042426 A CN 201610042426A CN 105666911 A CN105666911 A CN 105666911A
Authority
CN
China
Prior art keywords
bolster stake
block
locking
frame
piston piece
Prior art date
Application number
CN201610042426.2A
Other languages
Chinese (zh)
Inventor
余苏祥
Original Assignee
余苏祥
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 余苏祥 filed Critical 余苏祥
Priority to CN201610042426.2A priority Critical patent/CN105666911A/en
Publication of CN105666911A publication Critical patent/CN105666911A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B1/00Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/18Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means
    • B30B1/181Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means the screw being directly driven by an electric motor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/28Arrangements for preventing distortion of, or damage to, presses or parts thereof

Abstract

A die device adopting thread transmission andhaving a thread protection function comprises a rack (9), a movable male die (8) and a connecting bearing column (7), wherein the movable male die (8) is opposite to a female die (91) arranged at the bottom of the rack (9), is fixed in a bottom inner cavity (90) of the rack (9) in the peripheral direction and is movable in the axial direction; the lower end of the connecting bearing column (7) is connected with the movable male die (8) through a lower elastic connector (78); the movable male die (8) is fixed to the connecting bearing column (7) in the peripheral direction through a plurality of male die extension parts (81) which are fixedly arranged on the upper surface and can extend into the connecting bearing column (7) in a sliding manner; and the upper end of the connecting bearing column (7) is connected with a thread block (6) arranged in a thread casing pipe (5) in a thread fit manner through an upper elastic connector (76).

Description

A kind of by screw-driven and the die device with screw thread protection function
Technical field
The present invention relates to mould manufacturing field, especially a kind of by screw-driven and the die device with screw thread protection function.
Background technology
In die device, often adopt some mould screw-downs that dynamic model is driven. Type of drive often has fluid pressure type and screw-type etc. Processing for small-sized mold pressing, screw-type drives lower pressure energy enough to have the advantage that cost reduces and is easy to maintenance.
Threaded engagement itself has self-locking performance, and therefore the pressure mode down of this pattern can carry dynamic model gravity and other loads well, and the equipment entirety of making has good stability.
But, owing to the measure of precision of threaded engagement has influence on running precision and the transmission efficiency of equipment, easily impact load being conducted to threaded engagement position when dynamic model is subject to extraneous accidental shock, this can cause that threaded engagement is affected. Especially especially true in the cargo handling process of workpiece and in the transportation of equipment.
Summary of the invention
It is an object of the invention to provide a kind of by screw-driven and the die device with screw thread protection function, it can overcome drawbacks described above of the prior art.
According to the present invention, a kind of by screw-driven and the die device with screw thread protection function, relative with the die of the bottom being arranged on described frame including frame and in the bottom inner chamber of described frame fixing and movable force plug movable in the axial direction and connect bolster stake in circumference, the lower end of described connection bolster stake is connected with described movable force plug by lower Flexible Connector, and described movable force plug is connected bolster stake by being fixedly installed and stretch into slidably multiple punch extensions in described connection bolster stake at upper surface fixes in the circumferential with described, the upper end of described connection bolster stake is connected with threaded engagement threaded block in threaded sleeve by upper Flexible Connector, and described threaded block is connected bolster stake by being fixedly installed and stretch into slidably multiple threaded block extensions in described connection bolster stake at lower surface fixes in the circumferential with described, described threaded sleeve is pivotally received in described frame and is driven by the drive motor being installed in described frame, wherein, the side of described connection bolster stake is provided with a plurality of circumferentially extending lock slots, in order to coordinate thus being locked by the axial location of described connection bolster stake with the locking teeth being symmetricly set on the described locking position block being connected bolster stake both sides, two described locking position blocks are each fixedly installed the piston piece that can slide in corresponding plunger shaft, described piston piece connects to upwardly extending and can be fixed by the corresponding swinging plate engaged being diametrically opposed to one another in the turning wheel on both sides being fixedly installed on described threaded sleeve, thus stirring described locking position block overcomes the elastic force of elasticity of compression parts to slide in and out to depart from and the described joint being connected bolster stake, described piston piece delay component by action and by described elasticity of compression parts inside forced to move time be compared to slow slid inward mutually with described sliding in and out, described turning wheel is driven during rotating, to make the locking teeth of described locking position block keep departing from the described bolster stake that is connected with convenient described threaded sleeve, consequently allow for described connection bolster stake to be moved up and down by the driving of described threaded block, when, after described threaded sleeve stall, the described slow slid inward of locking position block, thus being locked by the axial location of described connection bolster stake, transmits from described movable force plug to the load of described threaded block to cut off, described swinging plate medial wall is installed with the first contact switch, described frame medial wall above described elasticity of compression parts is provided with the second contact switch, the outer face of described frame is provided with the described action of control and delays the electronic controller of member acts, inside described swinging plate, position sensor is installed, described threaded sleeve lateral surface is provided with the sensed body that can be sensed by described position sensor, described sensed body and described turning wheel are separated by 90 ° in the circumferential, described frame is also equipped with controlling the electrical switch that described position sensor opens and closes, when described locking position block locking teeth need with described be connected bolster stake disengaging time, described position sensor is in the state of being closed, the sustainable operating of described drive motor,When described drive motor needs to close, described position sensor is unlocked, and in order to sense described sensed body, makes described turning wheel be in front and back position, and now, described swinging plate just can slid inward.
By such scheme, owing to being provided with the fixture block that the axial location connecting bolster stake can be locked, therefore, it is possible to avoid the impact of automatic mold to be directly conducted to threaded engagement position. And by arranging unidirectional slow action mechanism, it is possible to make locking fixture block move relatively slow in the process resetted, in order to utilize threaded sleeve stirring driving effect and keeping fixture block to open to avoid interference the motion of dynamic model operationally; And automatically to connecting bolster stake locking after threaded sleeve is out of service, thus protecting thread fiting part. By being arranged on the elastomeric element at the place of two ends up and down connecting bolster stake so that the connection between threaded block and dynamic model has a floatability, and ensure to provide certain angle of rotation degree of freedom when locking fixture block and not yet unlocking in the starting stage that threaded sleeve rotates. And can more prevent the transmission risk impacted. And being slidably matched by extension and the hole being connected bolster stake, it is possible to what threaded block is carried out while the shock-absorbing capacity of guarantee elastomeric element between frame is circumferentially fixed, to ensure equipment reliability of operation. Whole plant running is reliable and stable, it is possible to the problem solving screw thread protection very well.
Accompanying drawing explanation
Fig. 1 schematically illustrates a kind of schematic diagram by screw-driven and the die device with screw thread protection function.
Fig. 2 illustrates the relativeness schematic diagram between the threaded sleeve in Fig. 1 and swinging plate.
Fig. 3 is the details diagram connecting bolster stake near sites in Fig. 1.
Detailed description of the invention
Illustrate below in conjunction with-3 pairs of embodiments of the present invention of Fig. 1.
With reference to Fig. 1-3, according to embodiment by screw-driven and the die device with screw thread protection function, including frame 9, relative with the die 91 of the bottom being arranged on described frame 9 and fixing and movable in the axial direction in circumference in the bottom inner chamber 90 of described frame 9 movable force plug 8, and connect bolster stake 7, the lower end of described connection bolster stake 7 is connected with described movable force plug 8 by lower Flexible Connector 78, described movable force plug 8 is fixed with the described bolster stake 7 that is connected in the circumferential by being fixedly installed and stretch into slidably the multiple punch extensions 81 in described connection bolster stake 7 at upper surface, the upper end of described connection bolster stake 7 is connected with threaded engagement threaded block 6 in threaded sleeve 5 by upper Flexible Connector 76, and described threaded block 6 is fixed with the described bolster stake 7 that is connected in the circumferential by being fixedly installed and stretch into slidably the multiple threaded block extensions 61 in described connection bolster stake 7 at lower surface, described threaded sleeve 5 is pivotally received in described frame 9 and is driven by the drive motor 59 being installed in described frame 9, wherein, the side of described connection bolster stake 7 is provided with a plurality of circumferentially extending lock slots, in order to coordinate thus being locked by the axial location of described connection bolster stake 7 with the locking teeth being symmetricly set on the described locking position block 4 being connected bolster stake 7 both sides, two described locking position blocks 4 are each fixedly installed the piston piece 43 that can slide in corresponding plunger shaft 901, described piston piece 43 connects to upwardly extending and can be fixed by the corresponding swinging plate engaged 41 in the turning wheel 51 being diametrically opposed to one another on both sides being fixedly installed on described threaded sleeve 5, thus stirring described locking position block 4 overcomes the elastic force of elasticity of compression parts 49 to slide in and out to depart from and the described joint being connected bolster stake 7, described piston piece 43 delay component by action and by described elasticity of compression parts 49 inside forced to move time be compared to slow slid inward mutually with described sliding in and out, described turning wheel 51 is driven during rotating, to make the locking teeth of described locking position block 4 keep departing from the described bolster stake 7 that is connected with convenient described threaded sleeve 5, consequently allow for described connection bolster stake 7 to be moved up and down by the driving of described threaded block 6,When, after the stall of described threaded sleeve 5, the described slow slid inward of locking position block 4, thus being locked by the axial location of described connection bolster stake 7, transmits from described movable force plug 8 to the load of described threaded block 6 to cut off; Described swinging plate 41 medial wall is installed with the first contact switch 411, described frame 9 medial wall above described elasticity of compression parts 49 is provided with the second contact switch 412, the outer face of described frame 9 is provided with the described action of control and delays the electronic controller 211 of member acts; Inside described swinging plate 41, position sensor 21 is installed, described threaded sleeve 5 lateral surface is provided with the sensed body 23 that can be sensed by described position sensor 21, described sensed body 23 is separated by 90 ° in the circumferential with described turning wheel 51, described frame 9 is also equipped with controlling the electrical switch 22 that described position sensor 21 opens and closes, when described locking position block 4 locking teeth need with described be connected bolster stake 7 depart from time, described position sensor 21 is in the state of being closed, the described sustainable operating of drive motor 59; When described drive motor 59 needs to close, described position sensor 21 is unlocked, and in order to sense described sensed body 23, makes described turning wheel 51 be in front and back position, and now, described swinging plate 41 just can slid inward.
Valuably, wherein, described action delays component to include check valve 42 and the choke valve 43 being connected with described piston piece 43, when described piston piece 43 slid inward and described first contact switch 411 contact with described frame 9, described electronic controller 20 controls check valve 42 and opens, the annular seal space of the inner side of air-flow entrance described piston piece 43 is allowed when described piston piece 43 can be made to slide in and out, to allow, described locking position block 4 is relatively quick to be slid in and out, when described piston piece 43 slides in and out and described swinging plate 41 contacts described second contact switch 412, described electronic controller 20 controls check valve 42 and cuts out, described piston piece 43 can be made when slid inward, gas in the annular seal space of the inner side of described piston piece 43 is discharged by described choke valve 43, to realize the slow slid inward of described locking position block 4.
Valuably, the tooth top of described locking teeth has chamfered portion in order to coordinate with the inclined-plane at described lock slots place so that described clamping block 4 to be led for the described clamping lock motion being connected bolster stake 7.
Valuably, it is used for mould process sheet type workpiece.
Owing to being provided with the fixture block that the axial location connecting bolster stake can be locked, therefore, it is possible to avoid the impact of automatic mold to be directly conducted to threaded engagement position. And by arranging unidirectional slow action mechanism, it is possible to make locking fixture block move relatively slow in the process resetted, in order to utilize threaded sleeve stirring driving effect and keeping fixture block to open to avoid interference the motion of dynamic model operationally; And automatically to connecting bolster stake locking after threaded sleeve is out of service, thus protecting thread fiting part. By being arranged on the elastomeric element at the place of two ends up and down connecting bolster stake so that the connection between threaded block and dynamic model has a floatability, and ensure to provide certain angle of rotation degree of freedom when locking fixture block and not yet unlocking in the starting stage that threaded sleeve rotates. And can more prevent the transmission risk impacted. And being slidably matched by extension and the hole being connected bolster stake, it is possible to what threaded block is carried out while the shock-absorbing capacity of guarantee elastomeric element between frame is circumferentially fixed, to ensure equipment reliability of operation.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.

Claims (4)

1. one kind is passed through screw-driven and has the die device of screw thread protection function, including frame (9), relative with the die (91) of the bottom being arranged on described frame (9) and that circumference is above fixing and movable in the axial direction in the bottom inner chamber (90) of described frame (9) movable force plug (8), and connect bolster stake (7), the lower end of described connection bolster stake (7) is connected with described movable force plug (8) by lower Flexible Connector (78), described movable force plug (8) is fixed with the described bolster stake (7) that is connected in the circumferential by being fixedly installed and stretch into slidably the multiple punch extensions (81) in described connection bolster stake (7) at upper surface, the upper end of described connection bolster stake (7) is connected with threaded engagement threaded block (6) in threaded sleeve (5) by upper Flexible Connector (76), and described threaded block (6) is fixed with the described bolster stake (7) that is connected in the circumferential by being fixedly installed and stretch into slidably the multiple threaded block extensions (61) in described connection bolster stake (7) at lower surface, described threaded sleeve (5) is pivotally received in described frame (9) and is driven by the drive motor (59) being installed in described frame (9), wherein, the side of described connection bolster stake (7) is provided with a plurality of circumferentially extending lock slots, in order to coordinate thus being locked by the axial location of described connection bolster stake (7) with the locking teeth being symmetricly set on the described locking position block (4) being connected bolster stake (7) both sides, being each fixedly installed in two described locking position blocks (4) can at the middle piston piece (43) slided of corresponding plunger shaft (901), described piston piece (43) connects to upwardly extending and can be fixed by the corresponding swinging plate (41) engaged in the turning wheel (51) being diametrically opposed to one another on both sides being fixedly installed on described threaded sleeve (5), thus stirring described locking position block (4) overcomes the elastic force of elasticity of compression parts (49) to slide in and out to depart from and the described joint being connected bolster stake (7), described piston piece (43) delay component by action and by described elasticity of compression parts (49) inside forced to move time be compared to slow slid inward mutually with described sliding in and out, described turning wheel (51) is driven during rotating, to make the locking teeth of described locking position block (4) keep departing from the described bolster stake (7) that is connected with convenient described threaded sleeve (5), consequently allow for described connection bolster stake (7) to be moved up and down by the driving of described threaded block (6), when, after described threaded sleeve (5) stall, described locking position block (4) slowly slid inward, thus being locked by the axial location of described connection bolster stake (7), transmits from described movable force plug (8) to the load of described threaded block (6) to cut off, described swinging plate (41) medial wall is installed with the first contact switch (411), described frame (9) medial wall of described elasticity of compression parts (49) top is provided with the second contact switch (412), the outer face of described frame (9) is provided with the described action of control and delays the electronic controller (211) of member acts, described swinging plate (41) inner side is provided with position sensor (21), described threaded sleeve (5) lateral surface is provided with the sensed body (23) that can be sensed by described position sensor (21), described sensed body (23) and described turning wheel (51) are separated by 90 ° in the circumferential, described frame (9) is also equipped with controlling the electrical switch (22) that described position sensor (21) opens and closes, when described locking position block (4) locking teeth need with described be connected bolster stake (7) disengaging time, described position sensor (21) is in the state of being closed, described drive motor (59) sustainable operating,When described drive motor (59) needs to close, described position sensor (21) is unlocked, and in order to sense described sensed body (23), makes described turning wheel (51) be in front and back position, and now, described swinging plate (41) just can slid inward.
2. Making mold device as claimed in claim 1, wherein, described action delays component to include check valve (42) and the choke valve (43) being connected with described piston piece (43), when described piston piece (43) slid inward and described first contact switch (411) contact with described frame (9), described electronic controller (20) controls check valve (42) and opens, the annular seal space of the inner side of the air-flow described piston piece of entrance (43) is allowed when described piston piece (43) can be made to slide in and out, to allow, described locking position block (4) is relatively quick to be slid in and out, when described piston piece (43) slides in and out and described swinging plate (41) contacts described second contact switch (412), described electronic controller (20) controls check valve (42) and cuts out, described piston piece (43) can be made when slid inward, gas in the annular seal space of the inner side of described piston piece (43) is discharged by described choke valve (43), to realize the slow slid inward of described locking position block (4).
3. Making mold device as claimed in claim 1 or 2, the tooth top of described locking teeth has chamfered portion in order to coordinate with the inclined-plane at described lock slots place so that described clamping block (4) to be led for the described clamping lock motion being connected bolster stake (7).
4. Making mold device as claimed in claim 1 or 2, it is used for mould process sheet type workpiece.
CN201610042426.2A 2016-01-22 2016-01-22 Die device adopting thread transmission andhaving thread protection function CN105666911A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610042426.2A CN105666911A (en) 2016-01-22 2016-01-22 Die device adopting thread transmission andhaving thread protection function

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Application Number Priority Date Filing Date Title
CN201610042426.2A CN105666911A (en) 2016-01-22 2016-01-22 Die device adopting thread transmission andhaving thread protection function

Publications (1)

Publication Number Publication Date
CN105666911A true CN105666911A (en) 2016-06-15

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4590787A (en) * 1984-07-10 1986-05-27 Sms Hasenclever Maxchinenfabrik Gmbh Screw press
DE3423643C2 (en) * 1984-06-27 1986-07-03 Werner 4005 Meerbusch De Bothe
CN1112038A (en) * 1994-01-18 1995-11-22 生产技术与机械制造协会(Gfm)股份公司 Swaging machine
CN102452186A (en) * 2010-10-29 2012-05-16 刘永宝 Structure of driving mechanism of hydraulic screw press
CN103802343A (en) * 2014-01-17 2014-05-21 西安交通大学 Two-way horizontal servo pressure machine for transmission of planet roller lead screw

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3423643C2 (en) * 1984-06-27 1986-07-03 Werner 4005 Meerbusch De Bothe
US4590787A (en) * 1984-07-10 1986-05-27 Sms Hasenclever Maxchinenfabrik Gmbh Screw press
CN1112038A (en) * 1994-01-18 1995-11-22 生产技术与机械制造协会(Gfm)股份公司 Swaging machine
CN102452186A (en) * 2010-10-29 2012-05-16 刘永宝 Structure of driving mechanism of hydraulic screw press
CN103802343A (en) * 2014-01-17 2014-05-21 西安交通大学 Two-way horizontal servo pressure machine for transmission of planet roller lead screw

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