CN110116162A - It is a kind of to prevent the adjustable drawing material equipment that material strip arches up in stamping die - Google Patents

It is a kind of to prevent the adjustable drawing material equipment that material strip arches up in stamping die Download PDF

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Publication number
CN110116162A
CN110116162A CN201910434082.3A CN201910434082A CN110116162A CN 110116162 A CN110116162 A CN 110116162A CN 201910434082 A CN201910434082 A CN 201910434082A CN 110116162 A CN110116162 A CN 110116162A
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China
Prior art keywords
material strip
plate
right angle
gear
stamping die
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CN201910434082.3A
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Chinese (zh)
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张潇
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Individual
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Individual
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Priority to CN201910434082.3A priority Critical patent/CN110116162A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/26Perforating, i.e. punching holes in sheets or flat parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, 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
    • B21D43/02Advancing work in relation to the stroke of the die or tool

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

The invention belongs to stamping technology fields, more particularly to a kind of adjustable drawing material equipment for preventing material strip arch in stamping die, it includes pedestal, electric pushrod, lifter plate and electric driving module etc., wherein pedestal upper end is symmetrically installed there are two electric pushrod, and the upper end of two electric pushrods is equipped with lifter plate;Drawing material equipment in the present invention can be according to the distance between punching hole two neighboring on material strip come the meshing point position between adjustment gear and tooth plate, when to guarantee equipment operation, the location of when the gear band moving tooth plate of rotation is run to extreme position, next punching hole adjacent with the punching hole of fixture block cooperation reaches exactly to before fixture block movement;The generation for the upper doming effect that present invention effectively prevents material strips in punching course is conducive to smooth punching press of the stamping die to material strip, improves the peak use rate of press work efficiency and material strip.

Description

It is a kind of to prevent the adjustable drawing material equipment that material strip arches up in stamping die
Technical field
The invention belongs to stamping technology fields more particularly to a kind of adjustable drawing material for preventing material strip arch in stamping die to set It is standby.
Background technique
Sheet Metal Forming Technology is a kind of method for metal working, it is built upon on the basis of metal plastic deformation, utilizes stamping die Tool and stamping equipment apply pressure to plate, and plate is made to generate plastic deformation and separation, so that obtaining has certain shapes, size With the stamping parts of performance.Punching press is the processing method of a kind of high efficiency, low material consumption.Sheet Metal Forming Technology is suitable for more large quantities of The production for measuring manufactured part is easy to implement mechanization and automation, effectively improves production efficiency.But traditional punching production In the process, if the plate being stamped is in bar-shape, it is likely to the phenomenon that arching up in the middle part of appearance in punching course, is unfavorable for Lasting punching press to band-like plate;The phenomenon that in order to overcome material strip present in Sheet Metal Forming Technology to arch up, it is necessary to design one kind most Eliminate to limits the drawing material equipment of material strip arch.
The present invention design a kind of adjustable drawing material equipment for preventing material strip in stamping die from arching up solve the problems, such as it is as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention discloses that a kind of to prevent in stamping die material strip to arch up adjustable Material equipment is drawn, it adopts the following technical solutions to realize.
In the description of the present invention it should be noted that the indicating positions such as term "inner", "lower", "upper" or positional relationship For orientation based on the figure perhaps positional relationship or the invention product using when the orientation or position usually put Relationship, it is only for convenient for the description present invention and simplify description, rather than the equipment of indication or suggestion meaning or element are necessary It constructs or operates with specific orientation, with specific orientation, therefore be not considered as limiting the invention.In addition, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
A kind of adjustable drawing material equipment for preventing material strip in stamping die from arching up, it is characterised in that: it includes pedestal, electronic pushes away Bar, support plate A, guide pin, rack gear, transmission plate, tooth plate, fixture block, telescopic rod, gear, electric driving module, link block A, is answered at lifter plate Position spring, link block B, wherein pedestal upper end symmetrically install there are two electric pushrod, the upper end of two electric pushrods is equipped with Lifter plate;Lifter plate upper end is equipped with support plate A and the internal telescopic rod with compressed spring, and telescopic rod shortens from extreme length When compressed spring compressed;Transmission plate level slides on telescopic rod upper end;Transmission plate one end is equipped with and punching cooperation Fixture block, the other end is vertically-mounted rack gear;The guide pin for being mounted on rack gear lower end side slides on the right angle three on support plate A side wall In the sliding slot of angle;One end external cylindrical surface has threaded pendulum pin level and slides in the sliding groove on support plate A side wall, is nested in pendulum Link block B on pin is connect by reset spring with the link block A that lower section is nested on guide pin, and reset spring is to link block A's Movement is resetted;Position of the link block B on support plate A side wall is consolidated with the nut of the external screw thread cooperation on pendulum pin It is fixed.
Gear is installed with one end of the transmission shaft of the axis hole bearing fit on the side support plate A, gear and is mounted on biography Pass the tooth plate cooperation of plate upper surface;It is mounted on the output shaft and transmission axis connection of the electric driving module on support plate A side wall.
As the further improvement of this technology, above-mentioned fixture block is mounted on the side of transmission plate one end by link block C.Even It meets block C and makes that there is certain distance between fixture block and transmission plate, avoid the material strip cooperated with fixture block that touching occurs with transmission plate and do It relates to.
As the further improvement of this technology, the inner wall of above-mentioned right angle trigonometry sliding slot is circumferentially provided with right angle trigonometry guide groove;It leads Idler wheel A is installed, idler wheel A is rolled in right angle trigonometry guide groove on pin.On the one hand right angle trigonometry guide groove and the cooperation of idler wheel A make Guide pin along right angle trigonometry runner movement will not be detached from from right angle trigonometry sliding slot, and another aspect idler wheel A becomes sliding friction as rolling Dynamic friction, so that guide pin is minimum along the resistance of motion of right angle trigonometry sliding slot.Two are symmetrically provided on the top and bottom of sliding groove A sliding guide groove;Idler wheel B is installed, idler wheel B is rolled in sliding guide groove on pendulum pin;The cooperation of sliding guide groove and idler wheel B, a side Face be detached from the pendulum pin moved along sliding groove will not from sliding groove, another aspect idler wheel B become sliding friction into rolling friction, So that pendulum pin is minimum along the resistance of motion of sliding groove.
As the further improvement of this technology, driving lever is installed on the side of above-mentioned rack gear.It can be according to material by driving lever The spacing between two neighboring punching hole is taken to adjust the meshing point position of tooth plate and gear.
As the further improvement of this technology, above-mentioned electricity driving module is mounted on support plate A side wall by fixing seat.
As the further improvement of this technology, the lower end surface of above-mentioned transmission plate is provided with trapezoidal guide groove along its length;It stretches The upper end of contracting bar is equipped with trapezoidal guide block, and trapezoidal guide block slides in trapezoidal guide groove.The cooperation of trapezoidal guide block and trapezoidal guide groove makes It obtains while transmission plate is slided along telescopic rod upper end level without departing from track.
As the further improvement of this technology, above-mentioned lifter plate upper surface is equipped with support plate B, the upper end peace of support plate B Equipped with the platform being supported to material strip;In original state, the top of fixture block is higher than the upper surface of platform.Higher than the fixture block of platform Effective pulling is formed to material strip in the punching hole that can enter on material strip.
As the further improvement of this technology, one right-angle side of above-mentioned right angle trigonometry sliding slot is positioned horizontally in right angle trigonometry sliding slot Bevel edge above, another right-angle side be located between the bevel edge and fixture block of right angle trigonometry sliding slot.So that effect of the tooth plate in gear Under can be detached from gear and reset when moving to the limit.
As the further improvement of this technology, above-mentioned link block B between right angle trigonometry sliding slot bevel edge upper end line with The angle of the bevel edge of right angle trigonometry sliding slot is greater than 90 degree, so that resetting when guide pin enters the bevel edge part of right angle trigonometry sliding slot Spring has component to the pulling force of guide pin along bevel edge direction, so that guide pin continues to move upwards along bevel edge simultaneously finally along bevel edge Reach initial position;Tooth plate is equal to guide pin at a distance from rack gear one end close on tooth plate with the meshing point of gear and right angle trigonometry is sliding The distance between the intersection point of two right-angle sides of slot, distance of the rack gear apart from the nearest one end of tooth plate is equal with the radius of gear, so that When gear band moving tooth plate and transmission plate move to extreme position, gear just stirs the end teeth on tooth plate, gear and tooth Item engagement, guide pin move to the vertical portion of right angle trigonometry sliding slot just along right angle trigonometry sliding slot horizontal component, are following tooth The reset of plate and rack gear is ready.
As the further improvement of this technology, above-mentioned reset spring is in tensional state always.
Relative to traditional stamping die, the drawing material equipment in the present invention can stir driving lever and adjust nibbling for tooth plate and gear Chalaza position, so that meshing point between the two takes with corresponding frequencies blanking is equal on tooth plate at a distance from one end of rack gear The distance between two neighboring material hole being stamped out;Then gear drives fixture block sliding along right angle trigonometry by tooth plate and transmission plate The horizontal component of slot moves, and fixture block pulls material strip to travel forward;Drawing under the punching press frequency of different stamping dies, in the present invention Expect equipment can according to the distance between punching hole two neighboring on material strip come the meshing point position between adjustment gear and tooth plate, It is adjacent with the punching hole of fixture block cooperation when the gear band moving tooth plate of rotation is run to extreme position when to guarantee equipment operation Next punching hole reach exactly to fixture block movement before the location of;When transmission plate band moving tooth plate and fixture block return to initial position When, fixture block to material strip just into new punching hole and matched continuing to pull;Present invention effectively prevents material strips The generation of upper doming effect in punching course is conducive to smooth punching press of the stamping die to material strip, improves press work efficiency With the peak use rate of material strip;The configuration of the present invention is simple has preferable using effect.
Detailed description of the invention
Fig. 1 is to draw material equipment overall schematic.
Fig. 2 is support plate A, guide pin, link block A, link block B and reset spring cooperation diagrammatic cross-section.
Fig. 3 is electric driving module, transmission shaft, gear, tooth plate, trapezoidal guide block and telescopic rod cooperation diagrammatic cross-section.
Fig. 4 is telescopic rod, trapezoidal guide block, transmission plate, tooth plate and gear cooperation diagrammatic cross-section.
Fig. 5 is rack gear, transmission plate, tooth plate, fixture block and gear cooperation schematic diagram.
Fig. 6 is electric pushrod, pedestal and lifter plate cooperation schematic diagram.
Fig. 7 is fixture block, link block C, transmission plate, tooth plate, rack gear, guide pin and idler wheel A cooperation schematic diagram.
Fig. 8 is support plate A and its diagrammatic cross-section.
Fig. 9 is fixture block and material strip cooperation diagrammatic cross-section.
Figure label title: 1, pedestal;2, electric pushrod;3, lifter plate;4, support plate A;5, axis hole;6, right angle trigonometry is sliding Slot;7, right angle trigonometry guide groove;8, guide pin;9, idler wheel A;10, rack gear;11, driving lever;12, transmission plate;13, trapezoidal guide groove;14, tooth Plate;15, link block C;16, fixture block;17, telescopic rod;18, support plate B;19, trapezoidal guide block;20, gear;21, transmission shaft;22, Electric driving module;23, fixing seat;24, link block A;25, reset spring;26, link block B;27, platform;28, idler wheel B;29, it slides Slot;30, sliding guide groove;31, nut;32, pendulum pin;33, material strip.
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 Figure 1, it includes pedestal 1, electric pushrod 2, lifter plate 3, support plate A4, guide pin 8, rack gear 10, transmission plate 12, tooth plate 14, fixture block 16, telescopic rod 17, gear 20, electric driving module 22, link block A24, reset spring 25, link block B26, In as shown in fig. 6,1 upper end of pedestal is symmetrically installed there are two electric pushrod 2, the upper end of two electric pushrods 2 is equipped with lifting Plate 3;As shown in Fig. 1,4,3 upper end of lifter plate is equipped with support plate A4 and the internal telescopic rod 17 with compressed spring, telescopic rod 17 are compressed from compressed spring when extreme length shortening;As shown in Figure 3,4,12 level of transmission plate slides on 17 upper end of telescopic rod; As shown in Fig. 6,7,9,12 one end of transmission plate is equipped with the fixture block 16 cooperated with punching 33, and the other end is vertically-mounted rack gear 10;As shown in Fig. 2,7,8, being mounted on the guide pin 8 of 10 lower end side of rack gear, to slide on right angle trigonometry on support plate A4 side wall sliding In slot 6;As shown in Fig. 1,2,8, one end external cylindrical surface has the cunning that threaded pendulum 32 level of pin slides on support plate A4 side wall In dynamic slot 29;As shown in Fig. 2, the link block B26 being nested on pendulum pin 32 is nested on guide pin 8 by reset spring 25 and lower section Link block A24 connection, reset spring 25 resets the movement of link block A24;With the external screw thread cooperation on pendulum pin 32 Position of the link block B26 on support plate A4 side wall is fixed in nut 31.
As shown in Figure 3,4, one end with the transmission shaft 21 of 5 bearing fit of axis hole on the side support plate A4 is equipped with gear 20, gear 20 cooperates with the tooth plate 14 for being mounted on 12 upper surface of transmission plate;The electric driving module 22 being mounted on support plate A4 side wall Output shaft connect with transmission shaft 21.
As shown in fig. 7, above-mentioned fixture block 16 is mounted on the side of 12 one end of transmission plate by link block C15.Link block C15 So that having certain distance between fixture block 16 and transmission plate 12, the material strip 33 cooperated with fixture block 16 is avoided to touch with transmission plate 12 Touch interference.
As shown in figure 8, the inner wall of above-mentioned right angle trigonometry sliding slot 6 is circumferentially provided with right angle trigonometry guide groove 7;As shown in Fig. 2,7, lead Idler wheel A9 is installed, idler wheel A9 is rolled in right angle trigonometry guide groove 7 on pin 8.Right angle trigonometry guide groove 7 and idler wheel A9's matches unification side Face to be detached from from right angle trigonometry sliding slot 6 along the guide pin 8 that right angle trigonometry sliding slot 6 moves, and another aspect idler wheel A9, which becomes, to be slided Dynamic friction is rolling friction, so that guide pin 8 is minimum along the resistance of motion of right angle trigonometry sliding slot 6.The top and bottom of sliding groove 29 On symmetrically open there are two sliding guide groove 30;Idler wheel B28 is installed, idler wheel B28 is rolled in sliding guide groove 30 on pendulum pin 32;It is sliding The cooperation of dynamic guide groove 30 and idler wheel B28, on the one hand to be detached from from sliding groove 29 along the pendulum pin 32 that sliding groove 29 moves, Another aspect idler wheel B28 becomes sliding friction as rolling friction, so that pendulum pin 32 is minimum along the resistance of motion of sliding groove 29.
As shown in Fig. 1,7, driving lever 11 is installed on the side of above-mentioned rack gear 10.It can be according on material strip 33 by driving lever 11 Spacing between two neighboring punching hole adjusts the meshing point position of tooth plate 14 Yu gear 20.
As shown in Figure 3,4, above-mentioned electric driving module 22 is mounted on support plate A4 side wall by fixing seat 23.
As shown in fig. 7, the lower end surface of above-mentioned transmission plate 12 is provided with trapezoidal guide groove 13 along its length;As shown in Figure 3,4, The upper end of telescopic rod 17 is equipped with trapezoidal guide block 19, and trapezoidal guide block 19 slides in trapezoidal guide groove 13.Trapezoidal guide block 19 with it is trapezoidal The cooperation of guide groove 13 is so that without departing from track while transmission plate 12 is slided along 17 upper end level of telescopic rod.
As shown in Fig. 1,4,9, above-mentioned 3 upper surface of lifter plate is equipped with support plate B18, and the upper end of support plate B18 is equipped with The platform 27 that material strip 33 is supported;In original state, the top of fixture block 16 is higher than the upper surface of platform 27.Higher than platform 27 Fixture block 16 can enter material strip 33 on punching hole in effective pulling is formed to material strip 33.
As shown in Fig. 6,8,6 one right-angle sides of above-mentioned right angle trigonometry sliding slot are positioned horizontally on the bevel edge of right angle trigonometry sliding slot 6 Side, another right-angle side are located between the bevel edge and fixture block 16 of right angle trigonometry sliding slot 6.So that tooth plate 14 is under the action of gear 20 It can be detached from gear 20 when moving to the limit and reset.
As shown in Fig. 1,6,9, above-mentioned link block B26 is the same as the line and right angle three between 6 bevel edge upper end of right angle trigonometry sliding slot The angle of the bevel edge of angle sliding slot 6 is greater than 90 degree, so that when guide pin 8 enters the bevel edge part of right angle trigonometry sliding slot 6, reset spring The pulling force of 25 pairs of guide pins 8 has component along bevel edge direction, so that guide pin 8 continues to move upwards along bevel edge simultaneously finally along bevel edge Reach initial position;Tooth plate 14 with gear 20 meshing point be equal at a distance from 10 one end of rack gear on tooth plate 14 guide pin 8 with The distance between the intersection point of 6 two right-angle sides of right angle trigonometry sliding slot, distance and gear of the rack gear 10 apart from the nearest one end of tooth plate 14 20 radius is equal, so that gear 20 is just stirred when gear 20 moves to extreme position with moving tooth plate 14 and transmission plate 12 End teeth on tooth plate 14, gear 20 are engaged with rack gear 10, and guide pin 8 is moved to just along 6 horizontal component of right angle trigonometry sliding slot The vertical portion of right angle trigonometry sliding slot 6 is ready for the reset of following tooth plate 14 and rack gear 10.
As shown in Figure 2,3, above-mentioned reset spring 25 is in tensional state always.
Drawing material equipment in the present invention is served only for pulling the material strip 33 come out from stamping die, is conducive to material strip 33 By constantly punching press.
Reset spring 25 is extension spring in the present invention.
Electric driving module 22 in the present invention uses the prior art, and electric driving module 22 is mainly by ordinary motor and retarder group At.Before the equipment runs, first 22 output frequency of the electric driving module of adjusting is consistent with punching press frequency, and the adjusting of electric 22 frequency of driving module is adopted Use the prior art.
Fixture block 16 pulls the frequency of material strip 33 consistent with punching press frequency of the stamping equipment to material strip 33 in the present invention.
Workflow of the invention: in original state, reset spring 25 is in pretensioned state, the length of reset spring 25 Perpendicular to the upper surface of lifter plate 3, guide pin 8 is located in the horizontal segment of right angle trigonometry sliding slot 6 in direction.
When starting to continue high-volume to the progress punching press of material strip 33, first the exit for being mounted on material strip 33 on stamping equipment 27 height of drawing material equipment upper mounting plate be adjusted, by controlling two electric pushrods 2 being mounted on pedestal 1, so that two Electric pushrod 2 drives lifter plate 3 straight up or to move downward, lifter plate 3 drive all components mounted thereto synchronous to Above or move downward;When the material strip 33 that the 27 pairs of tops of platform for being located at the top support plate B18 are in a horizontal position forms effective branch When support, fixture block 16 is higher by 27 upper surface 5mm of platform, controls that two electric pushrods 2 are out of service, so that all on lifter plate 3 The height of component is fixed.
Then further according to next from the spacing on the part material strip 33 that stamping equipment comes out between two neighboring punching hole Tooth plate 14 is adjusted with the meshing point of gear 20 at a distance from one end of vertical rack gear 10 close on tooth plate 14, so that the same tooth of tooth plate 14 The meshing point of wheel 20 on tooth plate 14 at a distance from one end of vertical rack gear 10 equal to two neighboring punching hole on material strip 33 it Between spacing;Specific regulation flow process is as follows:
First loose nut 31, so that movement restriction cancellation of the nut 31 to link block B26;Then it is stirred with hand and is mounted on rack gear 10 Driving lever 11 on side, driving lever 11 drive transmission plate 12, tooth plate 14 and guide pin 8 along the water of right angle trigonometry sliding slot 6 by rack gear 10 Flat Duan Yundong;Since the driving device in electric driving module 22 is ordinary motor, so moving tooth plate 14 can in the horizontal direction To drive the gear 20 being engaged with to rotate;Meanwhile the rack gear 10 and guide pin 8 of movement pass through link block A24,25 and of reset spring Link block B26 pulls pendulum pin 32 to move in the same direction together;It is leaned on when in meshing point and tooth plate 14 of the tooth plate 14 with gear 20 When the distance of one end of nearly vertical rack gear 10 is equal to the spacing on material strip 33 between two neighboring punching hole, driving lever is stirred in stopping 11;At this point, link block under the pulling of reset spring 25 by B be adjusted to new position and still positioned at link block A24 just on Side, reset spring 25 are still within vertical state;Nut 31 is tightened again, and then is fixedly connected with the new position of block B26;To tooth plate 14 With gear 20 meshing point on tooth plate 14 close to vertical rack gear 10 one end at a distance from adjusting terminate.
So that fixture block 16 is introduced into the punching hole being stamped out on the material strip 33 being placed on platform 27;First adjust The output speed of economize on electricity driving module 22 is consistent with the punching press frequency of stamping equipment, then connects the power supply of electric driving module 22, makes It runs;Electric driving module 22 is rotated by transmission shaft 21 with moving gear 20;Gear 20 is by tooth plate 14 and transmission plate 12 with movable tooth Item 10 is moved along the horizontal segment of right angle trigonometry sliding slot 6 to the direction close to gear 20, and guide pin 8 is moved synchronously with rack gear 10, connection It is rotated while block A24 is moved with 10 level of synchronization of rack gear around guide pin 8, link block A24 pulls reset spring 25, so that resetting bullet Spring 25 is further stretched and around the connection spot wobble of reset spring 25 and link block B26, and fixture block 16 drives material strip 33 along platform 27 surfaces are moved synchronously with transmission plate 12;When gear 20 persistently stirs the end teeth of tooth plate 14, gear 20 just with rack gear 10 engagements, guide pin 8 reach exactly to the junction of right angle trigonometry sliding slot 6 horizontal ends and vertical section;The gear 20 for continuing rotation starts Drive transmission plate 12, tooth plate 14, fixture block 16, guide pin 8 and link block A24 along the vertical section of right angle trigonometry sliding slot 6 by rack gear 10 It moves downward;Tooth plate 14 and gear 20 are detached from, and the punching hole on fixture block 16 and material strip 33 is detached from, and link block A24, which is pulled, resets bullet Further elongation and the energy storage of spring 25, transmits block and fixture block 16 does not continue to horizontal movement, the movement of material strip 33 at this time comes to an end And it temporarily ceases.
When gear 20 drives transmission plate 12, tooth plate 14, fixture block 16, guide pin 8 and link block A24 along right angle three by rack gear 10 When the position that the vertical section of angle sliding slot 6 moves downwardly to the vertical section of right angle trigonometry sliding slot 6 and tilting section intersects, reset spring 25 It is stretched to longest;Under the action of component of 25 restoring force of reset spring on 6 tilting section direction of right angle trigonometry sliding slot, connection Block A24 drives transmission plate 12, tooth plate 14 and fixture block 16 oblique along the tilting section of right angle trigonometry sliding slot 6 by guide pin 8 and rack gear 10 Upper movement, 25 quick release of energy of reset spring.
When guide pin 8 and link block A24 under the reset response of reset spring 25 along the rake partite transport of right angle trigonometry sliding slot 6 When moving the intersection to the sloping portion of right angle trigonometry sliding slot 6 and its horizontal component, guide pin 8, link block A24, rack gear 10, transmitting Plate 12 and tooth plate 14 together synchronize return to its elemental height for being located at support plate A4 side wall, tooth plate 14 engages again with gear 20, Metal material belt 33 with a certain toughness is jacked up the height of very little and not opposite with corresponding punching hole by the upper end of fixture block 16; But reset spring 25 at this time is still within heeling condition, and the component of the restoring force of reset spring 25 in the horizontal direction to connect Horizontal segment of the block A24 with dynamic pilot pin 8 along right angle trigonometry sliding slot 6 is connect to move to the direction close to gear 20;Guide pin 8 passes through rack gear 10 Transmission plate 12, tooth plate 14 and fixture block 16 is driven to move to its initial position, reset spring 25 releases energy;The fortune of tooth plate 14 at this time Dynamic direction is consistent with the direction of rotation of gear 20.
Along right angle three under the action of rack gear 10, guide pin 8, link block A24, transmission plate 12 and tooth plate 14 are in reset spring 25 When the horizontal segment of angle sliding slot 6 moves to initial position, reset spring 25 restore its original state, fixture block 16 with it is new on material strip 33 Punching hole is opposite and enters wherein;The gear 20 for continuing rotation drives transmission plate 12 by tooth plate 14, fixture block 16, rack gear 10, leads Pin 8 and link block A24 start to repeat above-mentioned workflow;Fixture block 16 and so on pulls material strip 33 along 27 upper surface of platform It advances, effective pulling is formed to the thin material strip 33 being stamped with the consistent fixture block 16 of punching press frequency.
In conclusion beneficial effects of the present invention: the drawing material equipment in the present invention can stir driving lever 11 and adjust tooth plate 14 With the meshing point position of gear 20 so that meshing point between the two be equal at a distance from one end of rack gear 10 on tooth plate 14 The distance between two neighboring material hole being stamped out on material strip 33 under corresponding frequencies;Then gear 20 passes through tooth plate 14 and transmitting Plate 12 drives fixture block 16 to move along the horizontal component of right angle trigonometry sliding slot 6, and fixture block 16 pulls material strip 33 to travel forward;Different rushes Under the punching press frequency of compression mould, the drawing material equipment in the present invention can be according to the distance between punching hole two neighboring on material strip 33 Come the meshing point position between adjustment gear 20 and tooth plate 14, so that the gear 20 of rotation is with moving tooth plate when guaranteeing equipment operation When 14 operations to extreme position, before next punching hole adjacent with the punching hole that fixture block 16 cooperates reaches exactly to the movement of fixture block 16 Location;When transmission plate 12 returns to initial position with moving tooth plate 14 and fixture block 16, fixture block 16 just enters new punching press In hole and matched material strip 33 is continued to pull;It is existing that present invention effectively prevents arch of the material strip 33 in punching course The generation of elephant is conducive to smooth punching press of the stamping die to material strip 33, improves press work efficiency and the maximum of material strip 33 utilizes Rate.

Claims (10)

1. a kind of adjustable drawing material equipment for preventing material strip in stamping die from arching up, it is characterised in that: it includes pedestal, electronic pushes away Bar, support plate A, guide pin, rack gear, transmission plate, tooth plate, fixture block, telescopic rod, gear, electric driving module, link block A, is answered at lifter plate Position spring, link block B, wherein pedestal upper end symmetrically install there are two electric pushrod, the upper end of two electric pushrods is equipped with Lifter plate;Lifter plate upper end is equipped with support plate A and the internal telescopic rod with compressed spring, and telescopic rod shortens from extreme length When compressed spring compressed;Transmission plate level slides on telescopic rod upper end;Transmission plate one end is equipped with and punching cooperation Fixture block, the other end is vertically-mounted rack gear;The guide pin for being mounted on rack gear lower end side slides on the right angle three on support plate A side wall In the sliding slot of angle;One end external cylindrical surface has threaded pendulum pin level and slides in the sliding groove on support plate A side wall, is nested in pendulum Link block B on pin is connect by reset spring with the link block A that lower section is nested on guide pin, and reset spring is to link block A's Movement is resetted;Position of the link block B on support plate A side wall is consolidated with the nut of the external screw thread cooperation on pendulum pin It is fixed;
Gear is installed with one end of the transmission shaft of the axis hole bearing fit on the side support plate A, gear and is mounted on transmission plate The tooth plate of upper surface cooperates;It is mounted on the output shaft and transmission axis connection of the electric driving module on support plate A side wall.
2. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: Above-mentioned fixture block is mounted on the side of transmission plate one end by link block C.
3. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: The inner wall of above-mentioned right angle trigonometry sliding slot is circumferentially provided with right angle trigonometry guide groove;Idler wheel A is installed, idler wheel A is rolled in right angle on guide pin In triangle guide groove;Sliding guide groove there are two symmetrically being opened on the top and bottom of sliding groove;Idler wheel B, idler wheel B are installed on pendulum pin It rolls in sliding guide groove.
4. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: Driving lever is installed on the side of above-mentioned rack gear.
5. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: Above-mentioned electricity driving module is mounted on support plate A side wall by fixing seat.
6. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: The lower end surface of above-mentioned transmission plate is provided with trapezoidal guide groove along its length;The upper end of telescopic rod is equipped with trapezoidal guide block, trapezoidal to lead Block slides in trapezoidal guide groove.
7. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: Above-mentioned lifter plate upper surface is equipped with support plate B, and the upper end of support plate B is equipped with the platform being supported to material strip;Initial State, the top of fixture block are higher than the upper surface of platform.
8. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: One right-angle side of above-mentioned right angle trigonometry sliding slot is positioned horizontally in above the bevel edge of right angle trigonometry sliding slot, and another right-angle side is located at right angle Between the bevel edge and fixture block of triangle sliding slot.
9. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, it is characterised in that: Above-mentioned link block B is greater than 90 with the angle of the bevel edge of line and right angle trigonometry sliding slot between right angle trigonometry sliding slot bevel edge upper end Degree;Tooth plate is equal to guide pin and two right angles of right angle trigonometry sliding slot at a distance from rack gear one end close on tooth plate with the meshing point of gear The distance between the intersection point on side;Distance of the rack gear apart from the nearest one end of tooth plate is equal with the radius of gear.
10. a kind of adjustable drawing material equipment for preventing material strip arch in stamping die according to claim 1, feature exist In: above-mentioned reset spring is in tensional state always.
CN201910434082.3A 2019-05-23 2019-05-23 It is a kind of to prevent the adjustable drawing material equipment that material strip arches up in stamping die Withdrawn CN110116162A (en)

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CN117209117A (en) * 2023-09-26 2023-12-12 江苏峰业环境科技集团股份有限公司 Sludge dewatering machine for desulfurization wastewater chloride ion extraction

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