CN109940096A - A kind of punching die device - Google Patents

A kind of punching die device Download PDF

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Publication number
CN109940096A
CN109940096A CN201910349367.7A CN201910349367A CN109940096A CN 109940096 A CN109940096 A CN 109940096A CN 201910349367 A CN201910349367 A CN 201910349367A CN 109940096 A CN109940096 A CN 109940096A
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CN
China
Prior art keywords
gear
axis
shell
regulating
lifter plate
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Granted
Application number
CN201910349367.7A
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Chinese (zh)
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CN109940096B (en
Inventor
林权豪
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HANGZHOU TOPLIFT MACHINERY Co.,Ltd.
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林权豪
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Priority to CN201910349367.7A priority Critical patent/CN109940096B/en
Publication of CN109940096A publication Critical patent/CN109940096A/en
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Classifications

    • 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
    • B21D28/002Drive of the tools
    • 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
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/06Making more than one part out of the same blank; Scrapless working
    • 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
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/05Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work specially adapted for multi-stage presses

Abstract

The invention belongs to stamping die technologies, more particularly to a kind of punching die device, it includes pedestal, regulating mechanism A, lifter plate and regulating mechanism B etc., the pedestal being wherein fixedly mounted on stamping die exit side platform is connected by regulating mechanism A and the lifter plate of top, and regulating mechanism A is used to adjust the height of lifter plate;The height of transmission mechanism in the present invention can be adjusted according to the frequency of stamping die punching, guarantee that rack gear B under different punching press frequencies effectively stirs distance to material strip by telescopic rod, half round block and arcuate friction pad, so guarantee punching press frequency and arcuate friction pad to material strip to stir frequency consistent;Present invention effectively avoids thin material strips, and upper doming effect to occur in punching course and influences punching press.

Description

A kind of punching die device
Technical field
The invention belongs to stamping die technology more particularly to a kind of punching die devices.
Background technique
In current existing Sheet Metal Forming Technology, generallys use stamping die stamping forming mode on sheet metal strip and make Common hardware part;Under normal conditions, the up and down motion speed of punching pin is higher, and the band for needing to be stamped can be realized certainly Dynamic high speed transfer, to guarantee to go out to continuous high speed the part semi-finished product of respective shapes on the band being stamped;In punching press Cheng Zhong mostly uses greatly the feeding style of propelling movement type to the band being stamped in the prior art;For the punched web of thinner thickness For, it is likely to the phenomenon that band arch occur in being pushed punching course, so that going on smoothly for feeding process is influenced, and And the band to arch up is unfavorable for stamping die and carries out punching press to it.Asking for arch influence feeding occurs in order to solve band Topic, it is necessary to design a kind of drawing material device, and this workbench for drawing material device not only to need to adapt to different stamping dies is high Degree is also adapted to be stamped out the spacing in the hole come on band by different stamping dies, so needing to design a kind of adaptation scene more Wide drawing material device.
The present invention design a kind of punching die device 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 a kind of punching die device, it is using following skill Art scheme is realized.
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 punching die device, it is characterised in that: it includes pedestal, regulating mechanism A, lifter plate, regulating mechanism B, stretches Contracting bar A, transmission mechanism, rack gear A, rack gear B, telescopic rod B, half round block, arcuate friction pad, compression spring, wherein pedestal passes through tune The lifter plate for saving mechanism A and top connects, and regulating mechanism A is used to adjust the height of lifter plate;Lifter plate by regulating mechanism B and Telescopic rod A and the transmission mechanism of top connect, and regulating mechanism B is used to the height of adjusting transmission mechanism;Transmission mechanism be packed in Rack gear A cooperation on lifter plate;The rack gear B sliding or swing in biography that one end is connect by telescopic rod B with the rectangular surfaces of half round block Motivation structure side, the arcuate friction pad being mounted in half round block cambered surface cooperate with the material strip for sliding on lifter plate upper surface, pressure Spring is nested on telescopic rod B.
Above-mentioned transmission mechanism include shell, gear E, axis A, bevel gear A, rotational circle shell, bevel gear B, bevel gear C, axis B, Gear F, gear G, gear H, axis C, gear I, sliding rail, L-type plate, gear J, gear K, ring gear, gear L, electric driving module, fixation Plate, wherein the both ends axis A with the rotating hole bearing fit in shell side are separately installed with gear E and bevel gear A, and gear E It is engaged with rack gear A;Rotational circle shell is installed inside the shell by the fixed plate of bearing fit therewith;In two discs of rotational circle shell Bearing fit has axis A and axis B to two concentric axis holes at the heart respectively;Bevel gear A with by being axisymmetrically mounted on rotational circle shell Two bevel gear B engagement on inner cylinder face;Bevel gear C and gear F is separately mounted to the both ends of axis B, bevel gear C and rotational circle Two bevel gear B engagement in shell;Gear F and two gear G by being axisymmetrically mounted on the outside of rotational circle shell on disc Engagement;It is symmetrically distributed on two axis C on the outside of the rotational circle shell on disc and is nested with axle sleeve respectively, coaxially pacify on each axle sleeve Equipped with gear H and gear I, the loose slot on the other end and shell side of two axis C cooperates;Two gear H respectively with two Gear G engagement;Both ends are separately installed with the axis of gear J and gear K and the L-type plate bearing fit being packed on rotational circle shell, tooth Wheel J is engaged with two gear I simultaneously;Two sliding rails, which respectively symmetrically are mounted on two axis C, to be located on one end outside shell;Tooth B is slided in two sliding rails and is engaged with gear K;Rack gear A and rack gear B is located at phase the same side of gear E and gear K; It is packed on the output shaft of the electric driving module on outer casing inner wall and gear L is installed, gear L and the ring gear being mounted on rotational circle shell Engagement;Shell is connect with regulating mechanism B.
As the further improvement of this technology, above-mentioned regulating mechanism A includes two swivel nut A, two screw rod A, two gears A, gear B, several driving lever A, wherein two swivel nut A with pedestal bearing fit pass through the screw rod and top screwed therewith respectively Lifter plate connects, and is separately installed with gear A on the external cylindrical surface of two swivel nut A;Gear B is mounted on the base end face by axis, And gear B is engaged with two gear As;The upper disc edge of gear B has circumferentially been evenly distributed several driving lever A.By stirring Driving lever A drives gear B rotation, and gear B drives two swivel nut A to rotate by two gear As, and two swivel nut A pass through corresponding Screw rod A drive lifter plate to be moved upwardly or downwardly, to realize adjusting to lifter plate height.
As the further improvement of this technology, above-mentioned regulating mechanism B includes swivel nut B, screw rod B, gear C, gear D, several Driving lever B, wherein the swivel nut B with lifter plate bearing fit is connected by the shell of the screw rod B and top that screw therewith;Pacified by axis Gear D on lifter plate is engaged with the gear C being packed on swivel nut B external cylindrical surface;Disc edge is circumferentially on gear D Several driving lever B are equably installed.Gear D rotation is driven by stirring driving lever B, gear D is rotated by gear C band movable snail sleeve B, Swivel nut B drives transmission mechanism to be moved upwardly or downwardly by screw rod B, thus realize axis A to regulating mechanism and thereon to or to Lower upper movement.
As the further improvement of this technology, the diameter of above-mentioned bevel gear A is equal with the diameter of bevel gear C, guarantees when rotation Turn circle shell when not rotating under the self-locking state of electric driving module, the drive mechanism for being adjusted and being moved upward or downward In gear E rotated by axis A band dynamic bevel gear A, bevel gear is rotated by two bevel gear B band dynamic bevel gear C, guarantees cone tooth The rotation speed for taking turns C is equal with the rotation speed of bevel gear;The diameter of gear F is equal with the diameter of gear H, guarantee gear F with The rotation speed of two gear H is equal, and then guarantees that the linear velocity of two gear H is equal with the linear velocity of gear E; The diameter of gear I is equal with the diameter of gear J, guarantees that the rotation speed of gear I is equal with the rotation speed of gear J, Jin Erbao The rotation speed for demonstrate,proving gear J is equal with the rotation speed of gear H, it is ensured that the rotation speed and gear of the gear K coaxial with gear J The rotation speed of H is equal;The diameter of gear H is equal with the diameter of gear K, is to guarantee the equal gear H of angular velocity of rotation It is equal with the linear velocity of gear K, and then guarantee that gear E is equal with the linear velocity of gear K, to ensure gear E along tooth The move distance of A upward or downward and relative motion of the gear K with carry-over bar B relative to gear K and gear E downward or upward It is equidistant, so that transmission mechanism, in integrally-regulated high process upward or downward, rack gear B keeps the initial bit of vertical state It sets and does not move, the maximum compressibility of compression spring does not change, and arcuate friction pad presses lifter plate or the maximum of material strip Power is constant.
As the further improvement of this technology, above-mentioned compression spring is compressed spring.
As the further improvement of this technology, above-mentioned electricity driving module includes self-locking motor and retarder, wherein self-locking motor Output shaft and retarder input axis connection, gear L is installed on the output shaft of retarder.
Material device is drawn to be moved in the pull operation to thin material strip in the present invention.
Rack gear B in the present invention is located on the central axis of axis A, and gear E is equal to rack gear at a distance from gear K axis runout The sum of half width and gear K radius of B.
The output rotation speed of electric driving module can be adjusted according to the punching press frequency of stamping die in the present invention, so that arc Shape friction pad is consistent with the punching press frequency of stamping die to stirring for material strip, and then guarantees that punching pin has just terminated the punching press of material strip, Arcuate friction pad just starts to stir material strip;Arcuate friction pad is avoided to rush stirring for material strip to material strip punching press with stamping die It is prominent;The output axle rotary speed of electric driving module is adjusted using the prior art.
Relative to traditional stamping technology, the height of the transmission mechanism in the present invention can be according to stamping die punching Frequency be adjusted, guarantee under different punching press frequencies rack gear B by telescopic rod, half round block and arcuate friction pad to material strip Effectively stir distance, so guarantee punching press frequency and arcuate friction pad to material strip to stir frequency consistent;Rack gear B of the invention It is upper that there is scale, when needing according to vertical distance between punching press frequency adjustment axis A and material strip, it is only necessary to pass through and shake driving lever B adjusting transmission mechanism moves up or down certain distance and fixes its position;In adjustment process, the still position rack gear B The decrement of position before adjusting, telescopic rod B remains unchanged, and arcuate friction pad is constant to the maximum pressure of material strip, convenient for material Band successfully passes through between arcuate friction pad and lifter plate;Present invention effectively avoids thin material strips to occur in punching course Upper doming effect is conducive to going on smoothly for press work;The configuration of the present invention is simple has preferable using effect.
Detailed description of the invention
Fig. 1 is the overall schematic for drawing material two visual angles of device.
Fig. 2 is transmission mechanism, rack gear A and rack gear B cooperation diagrammatic cross-section.
Fig. 3 is to draw material device diagrammatic cross-section.
Fig. 4 is rack gear B, holddown spring, half round block, arcuate friction pad and material strip cooperation schematic diagram.
Fig. 5 is regulating mechanism A and regulating mechanism B schematic diagram.
Fig. 6 is transmission mechanism schematic diagram.
Fig. 7 is transmission mechanism top cross-sectional view.
Fig. 8 is transmission mechanism side elevational cross-section schematic diagram.
Fig. 9 is shell and its diagrammatic cross-section.
Figure 10 is transmission mechanism internal drive schematic diagram.
Figure 11 is transmission mechanism internal drive diagrammatic cross-section.
Figure 12 is adjusting highly simplified schematic diagram of the rack gear B relative to axis A.
Figure label title: 1, pedestal;2, regulating mechanism A;3, swivel nut A;4, screw rod A;5, gear A;6, gear B;7, it dials Bar A;8, lifter plate;9, regulating mechanism B;10, swivel nut B;11, screw rod B;12, gear C;13, gear D;14, driving lever B;15, it stretches Bar A;16, transmission mechanism;17, shell;18, loose slot;19, rotating hole;20, gear E;21, axis A;22, bevel gear A;23, it revolves Turn circle shell;24, bevel gear B;25, bevel gear C;26, axis B;27, gear F;28, gear G;29, gear H;30, axis C;31, gear I;32, sliding rail;33, L-type plate;34, gear J;35, gear K;36, ring gear;37, gear L;38, electric driving module;39, fixed plate; 40, rack gear A;41, rack gear B;42, telescopic rod B;43, half round block;44, arcuate friction pad;45, compression spring;46, material strip;47, 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 Figure 1, it includes pedestal 1, regulating mechanism A2, lifter plate 8, regulating mechanism B9, telescopic rod A15, driver Structure 16, rack gear A40, rack gear B41, telescopic rod B42, half round block 43, arcuate friction pad 44, compression spring 45, wherein pedestal 1 passes through Regulating mechanism A2 and the lifter plate of top 8 connect, and regulating mechanism A2 is used to adjust the height of lifter plate 8;As shown in Figure 1,3, it rises It drops plate 8 to connect by regulating mechanism B9 and telescopic rod A15 and the transmission mechanism of top 16, regulating mechanism B9 is used to adjust driver The height of structure 16;As shown in Fig. 2, transmission mechanism 16 cooperates with the rack gear A40 being packed on lifter plate 8;As shown in Fig. 1,3,4, The rack gear B41 sliding or swing in 16 side of transmission mechanism that one end is connect by telescopic rod B42 with the rectangular surfaces of half round block 43;Such as Fig. 3, shown in 4, the arcuate friction pad 44 being mounted in half round block, 43 cambered surface is matched with the material strip 46 for sliding on 8 upper surface of lifter plate It closes, compression spring 45 is nested on telescopic rod B42.
As shown in Figure 6,7, above-mentioned transmission mechanism 16 includes shell 17, gear E20, axis A21, bevel gear A22, rotational circle shell 23, bevel gear B24, bevel gear C25, axis B26, gear F27, gear G28, gear H29, axis C30, gear I31, sliding rail 32, L-type Plate 33, gear J34, gear K35, ring gear 36, gear L37, electric driving module 38, fixed plate 39, wherein as shown in Fig. 2,8,9, with The both ends axis A21 of 19 bearing fit of rotating hole on 17 side of shell are separately installed with gear E20 and bevel gear A22, and gear E20 is engaged with rack gear A40;As shown in Figure 7,8, rotational circle shell 23 is mounted on shell 17 by the fixed plate 39 of bearing fit therewith It is interior;Bearing fit has axis A21 and axis B26 to two concentric axis holes at two disc centers of rotational circle shell 23 respectively;Such as Fig. 8 institute Show, bevel gear A22 is engaged with two bevel gear B24 by being axisymmetrically mounted on 23 inner cylinder face of rotational circle shell;Such as figure Shown in 11, bevel gear C25 and gear F27 are separately mounted to the both ends of axis B26, and two in bevel gear C25 and rotational circle shell 23 Bevel gear B24 engagement;As shown in Figure 10,11, gear F27 with by being axisymmetrically mounted on 23 outside disc of rotational circle shell Two gear G28 engagements;As shown in Fig. 8,11, it is symmetrically distributed on two axis C30 on 23 outside disc of rotational circle shell points It is not nested with axle sleeve 47, is coaxially installed with gear H29 and gear I31 on each axle sleeve 47;As shown in Fig. 6,8, two axis C30's Loose slot 18 on the other end and 17 side of shell cooperates;As shown in Figure 10,11, two gear H29 respectively with two gear G28 Engagement;As shown in Fig. 7,10, both ends are separately installed with the axis of gear J34 and gear K35 and the L-type being packed on rotational circle shell 23 33 bearing fit of plate, gear J34 are engaged with two gear I31 simultaneously;As shown in Figure 10, two sliding rails 32 respectively symmetrically are installed It is located on one end outside shell 17 on two axis C30;As shown in Figure 2,3, rack gear B41 is slided in two sliding rails 32 and and tooth Take turns K35 engagement;As shown in Fig. 2, rack gear A40 and rack gear B41 are located at phase the same side of gear E20 and gear K35;As Fig. 8, Shown in 10, gear L37 is installed on the output shaft for the electric driving module 38 being packed on 17 inner wall of shell, gear L37 be mounted on Ring gear 36 on rotational circle shell 23 engages;As shown in Figure 1,3, shell 17 is connect with regulating mechanism B9.
As shown in figure 5, above-mentioned regulating mechanism A2 include two swivel nut A3, two screw rod A4, two gear As 5, gear B 6, Several driving lever A7, wherein as shown in Figure 1, pass through respectively with two swivel nut A3 of 1 bearing fit of pedestal the screw rod that screws therewith with The lifter plate 8 of top connects, and is separately installed with gear A 5 on the external cylindrical surface of two swivel nut A3;Gear B 6 is mounted on bottom by axis 1 upper surface of seat, and gear B 6 is engaged with two gear As 5;The upper disc edge of gear B 6 has circumferentially been evenly distributed several groups Bar A7.Gear B 6 is driven to rotate by stirring driving lever A7, gear B 6 drives two swivel nut A3 to rotate by two gear As 5, Two swivel nut A3 drive lifter plate 8 to be moved upwardly or downwardly by corresponding screw rod A4, to realize the tune to 8 height of lifter plate Section.
As shown in figure 5, above-mentioned regulating mechanism B9 includes swivel nut B10, screw rod B11, gear C 12, gear D 13, several driving levers B14, wherein as shown in Figure 1,3, passing through the outer of the screw rod B11 and top screwed therewith with the swivel nut B10 of 8 bearing fit of lifter plate Shell 17 is connected;As shown in Fig. 1,2,5, the gear D 13 that is mounted on lifter plate 8 by axis and it is packed in swivel nut B10 external cylindrical surface On gear C 12 engage;Disc edge is circumferentially equably equipped with several driving lever B14 on gear D 13.By stirring driving lever B14 drives gear D 13 to rotate, and gear D 13 is rotated by gear C 12 with movable snail sleeve B10, and swivel nut B10 is driven by screw rod B11 and passed Motivation structure 16 is moved upwardly or downwardly, thus realize axis A21 to regulating mechanism and thereon to or upper movement downwards.
As shown in figure 8, the diameter of above-mentioned bevel gear A22 is equal with the diameter of bevel gear C25, guarantee to exist when rotational circle shell 23 When not rotated under the self-locking state of electric driving module 38, adjusted upward or downward and the tooth in the drive mechanism that moves It takes turns E20 to rotate by axis A21 band dynamic bevel gear A22, bevel gear is rotated by two bevel gear B24 band dynamic bevel gear C25, is guaranteed The rotation speed of bevel gear C25 and the rotation speed of bevel gear are equal;The diameter of gear F27 is equal with the diameter of gear H29, protects Card gear F27 is equal with the rotation speed of two gear H29, and then guarantees the linear velocity and gear E20 of two gear H29 Linear velocity it is equal;The diameter of gear I31 is equal with the diameter of gear J34, guarantees the rotation speed and gear of gear I31 The rotation speed of J34 is equal, and then guarantees that the rotation speed of gear J34 is equal with the rotation speed of gear H29, it is ensured that with gear The rotation speed of J34 coaxial gear K35 is equal with the rotation speed of gear H29;The diameter of gear H29 is straight with gear K35's Diameter is equal, be in order to guarantee that the equal gear H29 of angular velocity of rotation is equal with the linear velocity of gear K35, and then guarantee tooth It is equal with the linear velocity of gear K35 to take turns E20, to ensure the move distance and tooth of gear E20 upward or downward along rack gear A40 Wheel K35 is equidistant with carry-over bar B41 relative to the relative motion of gear K35 and gear E20 downward or upward, so that driver For structure 16 in integrally-regulated high process upward or downward, rack gear B41 keeps the initial position of vertical state not move, and presses The maximum compressibility of power spring 45 does not change, and arcuate friction pads 44 pairs of lifter plates 8 or the maximum pressure of material strip 46 is constant.
As shown in figure 4, above-mentioned compression spring 45 is compressed spring.
As shown in Fig. 8,10, above-mentioned electricity driving module 38 includes self-locking motor and retarder, wherein the output shaft of self-locking motor With the input axis connection of retarder, gear L37 is installed on the output shaft of retarder.
Material device is drawn to be moved in the pull operation to thin material strip 46 in the present invention.
Rack gear B41 in the present invention is located on the central axis of axis A21, and gear E20 is at a distance from gear K35 axis runout The sum of half width and gear K35 radius equal to rack gear B41.
The output rotation speed of electric driving module 38 can be adjusted according to the punching press frequency of stamping die in the present invention, so that Stirring for arcuate friction 44 pairs of material strips 46 of pad is consistent with the punching press frequency of stamping die, and then guarantees punching press of the punching pin to material strip 46 Just terminate, arcuate friction pad 44 just starts to stir material strip 46;Avoid arcuate friction pad 44 pairs of material strips 46 stir and stamping die Conflict to 46 punching press of material strip;The output axle rotary speed of electric driving module 38 is adjusted using the prior art.
Rotation of the telescopic rod A15 with regulating mechanism B9 jointly to transmission mechanism 16 around the central axis of screw rod B11 limits Straight up or downward movement only occurs for system without rotating to ensure transmission mechanism 16 under the adjusting of regulating mechanism B9 It swings, effectively realizes the accurate adjusting to the height of 16 axis A21 of transmission mechanism.
As shown in figure 12, D point is the maximum pressure point that arcuate friction pads 44 pairs of material strips 46, and A point and A ' are arcuate friction Pad 44 starts or terminates the pressure spot effectively stirred to material strip 46;B point and B ' start or terminate for arcuate friction pad 44 Natural length point when the pressure spot effectively stirred to material strip 46;C point is that arcuate friction pads 44 pairs of 46 maximum pressures of material strip When natural length point.The pressure that default arcuate friction pad 44 starts or terminates when effectively being stirred to material strip 46 is constant, i.e., Arcuate friction pad 44 start or terminate telescopic rod when effectively being stirred to material strip 46 decrement is constant namely AB or A ' B ' Consistent length.
As shown in figure 12, when rack gear B41 is in a vertical state, axis A21 to arcuate friction pads oneself between 44 minimum points Right length is OC, and telescopic rod is DC by decrement, and the distance of axis A21 to 46 upper surface of material strip is OD;OD=OC-DC;In the present invention Default rack gear B41 is permanent by the maximum pressure that constrictor B, compression spring 45, half round block 43 and arcuate friction pad 44 pairs of material strips 46 Fixed, i.e. the maximum collapse amount of the consistent length of DC namely constrictor B is constant, and the maximum compressibility of compression spring 45 is constant, to protect Demonstrate,prove material strip 46 smoothly can effectively pass through the arcuate friction pad 44 squeezed therewith under different punching press frequencies;When to axis A21 Height is when carrying out up and down adjustment namely the length of OD changes;The length knots modification of OD is by being located at transmission on rack gear B41 Known to the variation of the scale of pointer instruction on 16 shell 17 of mechanism;When axis A21 is adjusted to upward or downward with transmission mechanism 16 Purpose height and after being fixed, rack gear B41 still maintains the location status before transmission mechanism 16 is conditioned, i.e., relative to lifter plate 8 do not occur upper and lower displacement;Only need the position of adjusting transmission mechanism 16 that can guarantee rack gear B41, telescopic rod B42, half round block 43 and effective pendulum radius of arcuate friction pad 44 be increased or decreased, vertical position of the arcuate friction pad 44 in nature It does not change, it is ensured that the maximum pressure that arcuate friction pads 44 pairs of material strips 46 is constant, so that it is guaranteed that in different punching press frequency situations Under, material strip 46 can still can be along lifter plate in the case where the stirring of arcuate friction pad 44 accordingly changed occurs for effective pendulum radius It smoothly slides 8 upper surfaces;When punching press frequency of the stamping die to material strip 46 reduces, the hole being stamped out on material strip 46 will lead to Between spacing increase, be adjusted up transmission mechanism 16 and axis A21 at this time to increase effective pendulum radius of arcuate friction pad 44 To adapt to the spacing of two neighboring punching hole on material strip 46, while adjusting the output frequency and punching press frequency one of electric driving module 38 It causes, increases A point and at the distance between A ', so that the distance that arcuate friction pad 44 once stirs the movement of material strip 46 increases, draw material The frequency that device stirs material strip 46 is consistent with the punching press frequency of stamping die;When punching press frequency of the stamping die to material strip 46 mentions Gao Shi will lead to spacing between the hole being stamped out on material strip 46 and reduce, at this time downward adjusting transmission mechanism 16 and axis A21 with The spacing of two neighboring punching hole on material strip 46 is adapted to, while adjusting the output frequency and punching press frequency one of electric driving module 38 Cause, thus reduce rack gear B41, telescopic rod B42, half round block 43 and arcuate friction pad 44 swung around axis A21 central axis it is effective Pendulum radius reduces A point and at the distance between A ', so that the distance that arcuate friction pad 44 once stirs the movement of material strip 46 subtracts It is small, so that the frequency for drawing material device to stir material strip 46 is consistent with the punching press frequency of stamping die.
As shown in figure 12, the scale on rack gear B41 corresponds to the spacing of two neighboring punching hole on material strip 46, rack gear B41 On scale value the spacing of the two neighboring punching hole on the material strip 46 under different punching press frequencies is shown.On rack gear B41 The calculation formula of scale value are as follows: (OB-AB) 2=AD 2+ (OC-DC) 2;Wherein AB and DC is pre-set value, OC and OB phase Deng so that the value of AD can be found out;Two times of AD value are equal to the spacing of two neighboring punching hole on material strip 46, i.e. rack gear B41 On scale value.The pre-set value of AB and DC is depending on 46 situation of material strip.
Workflow of the invention: in original state, rack gear B41 is in a vertical state, and constrictor is compressed, compression spring 45 are compressed in the case where lifter plate 8 is to the extruding of arcuate friction pad 44, and the decrement of compression spring 45 is kept constant.
Before stamping die start-up operation, driving lever B14 on first handsetting gear B6, so that gear B 6 rotates, gear B6 drives two swivel nut A3 that rotating Vortex occurs relative to pedestal 1 respectively by two gear As 5;Two swivel nut A3 are by therewith The screw rod A4 screwed drives lifter plate 8 to be moved upwardly or downwardly;Level where lifter plate 8 is adjusted to 46 lower end surface of material strip Stop stirring driving lever A7 when face, due to being threadedly engaged with self-locking function between screw rod A4 and swivel nut A3, so 8 quilt of lifter plate Height after regulating is fixed.
Then according to the spacing of punching hole two neighboring on material strip 46 come the height of adjusting transmission mechanism 16 and then adjustment axis The height of A21;When the height of adjusting transmission mechanism 16, driving lever B14 first is stirred with hand, driving lever B14 drives gear D 13 to rotate, tooth Wheel D13 is rotated on lifter plate 8 by gear C 12 with movable snail sleeve B10, and it is whole that swivel nut B10 passes through the screw rod B11 drive screwed therewith A transmission mechanism 16 is moved upwardly or downwardly, and telescopic rod A15 occurs elongation or shrinks;Opposite fortune occurs for gear E20 and rack gear A40 Dynamic, rack gear A40 band moving gear E20 is rotated;Gear E20 passes through axis A21 band dynamic bevel gear A22 synchronous rotary;At this time due to Electric driving module 38 with self-locking function does not work, and is installed on the gear L37 on its output shaft in self-locking electric driving module 38 It is not rotated under effect;Gear L37 not will drive the rotation of rotational circle shell 23;Two bevel gears being installed in rotational circle shell 23 Revolution around axis A21 central axis does not occur for B24;The bevel gear A22 being rotating drives the two bevel gear B24 rotation being engaged with Turn, the rotation contrary with bevel gear A22 occurs with dynamic bevel gear C25 for two bevel gear B24;Bevel gear C25 passes through axis B26 Gear F27 synchronous rotary;Gear F27 passes through two gear G28 being engaged with and drives two gear H29 synchronous rotaries respectively; Two gear H29 pass through corresponding axis C30 respectively and drive coaxial gear I31 synchronous rotary;Two gear I31 are simultaneously with movable tooth Take turns J34 rotation;Gear J34 drives coaxial gear K35 synchronous rotary by axis, and the direction of rotation of gear K35 is with gear E20's Direction of rotation is identical;Gear K35 drive the rack gear B41 that is engaged with along sliding rail 32 do relative to the downward of transmission mechanism 16 or to Upper movement;Since the diameter of bevel gear A22 is equal with the diameter of bevel gear C25, the diameter of gear F27 and the diameter of gear H29 Equal, the diameter of gear I31 is equal with the diameter of gear J34, and the diameter of gear H29 is equal with the diameter of gear K35, so rotation Turn that the identical gear K35 in direction is synchronous with the rotation of gear E20 and linear velocity is equal;() rack gear B41 and transmission mechanism 16 The direction of motion it is opposite and movement velocity is equal, therefore after transmission mechanism 16 is adjusted to destination locations, rack gear B41's is absolute Position does not change, and relative motion only occurs with transmission mechanism 16 for rack gear B41, and the distance that relative motion occurs for the two is equal to The actual range that transmission mechanism 16 is moved upwardly or downwardly along rack gear A40;Pointer on 16 shell 17 of transmission mechanism is with biography Motivation structure 16, which synchronizes, moves up or down same distance, the shifting of the variation of scale indicated by pointer and pointer on rack gear B41 It is dynamic to be equidistant;Realize in 16 height of adjusting transmission mechanism, rack gear B41 hold mode is stationary, tuning drive gear relative to Rack gear B41 is moved, and the decrement of telescopic rod and compression spring 45 is constant, and arcuate friction pads 44 pairs of lifter plates 8 or material strip 46 Pressure it is constant;And then it realizes to rack gear B41, telescopic rod B42, half round block 43 and arcuate friction pad 44 around axis A21 central axis The effective pendulum radius swung increases or reduces, to adapt to the spacing of two neighboring punching hole on material strip 46;Screw rod B11 and spiral shell The self-locking property for covering the cooperation of B10 is fixed the height and position of the transmission mechanism after being conditioned 16, the height tune of axis A21 Saving terminates with the adjusting of effective pendulum radius of arcuate friction pad 44.
Since the motor in electric driving module 38 is self-locking motor, it is unable to oscillating rack B41 and makes arcuate friction block and lifting Certain distance is generated between plate 8, so half round block 43 can only be acted on telescopic rod B42 is compressed, so that arcuate friction Certain distance is generated between block and lifter plate 8, so that 46 one end of material strip can enter between arcuate friction pad 44 and lifter plate 8, It is ready for the movement of subsequent pulling material strip 46.
Then it is also turned on the power supply of electric driving module 38 and stamping die, so that electric driving module 38 and stamping die while work Make;Every punching press is primary, and electric driving module 38 is synchronous around axis A21 central axis with gear K35 by a series of transmission belt carry-over bar B41 It swings one week, process middle gear E20 is limited by rack gear A40, and bevel gear A22 is not rotated, and gear K35 is relative to rack gear B41 It does not rotate, rack gear B41 is not moved along sliding rail 32, guarantees rack gear B41, telescopic rod B42, half round block 43 and arcuate friction pad 44 Effective pendulum radius around axis A21 central axis swing one week when do not change;When arcuate friction block and material strip 46 are mutual When extruding, the maximum compressibility of compression spring 45 is remained unchanged, and is effectively stirred to smoothly complete to the primary of material strip 46, so that Material strip 46 can pass through between arcuate friction pad 44 and lifter plate 8.
Wherein, electric driving module 38 is synchronous around axis A21 central axis with gear K35 by a series of transmission belt carry-over bar B41 Swing one week working principle are as follows: the electric driving module 38 being mounted on 17 inner wall of shell is rotated with moving gear L37;Gear L37 is logical Crossing ring gear 36 drives rotational circle shell 23 to rotate;Rotational circle shell 23 drives two gear H29, two gears by two axis C30 While I31, two axle sleeves 47 and two sliding rails 32 synchronize revolution, rotational circle shell 23 also passes through two bevel gear B24 band mantles 25 rotating Vortex of gear C;Since bevel gear A22 keeps absolute rest, so the rotation speed of bevel gear C25 at this time is equal to rotation Turn 2 times of circle shell 23;Bevel gear C25 passes through axis B26 band moving gear F27 synchronous rotary;Gear F27 is same by two gear G28 When drive two gear H29 rotation;Since gear H29 revolves while around corresponding axis C30 rotation with rotational circle shell 23, and its Rotational velocity is 2 times of its revolution speed, so the absolute rotation of the gear H29 driven jointly by gear F27 and rotational circle shell 23 Rotary speed is equal with the rotation speed of rotational circle shell 23;Two gear H29 drive respective gears I31 by corresponding axle sleeve 47 respectively Rotation speed it is equal with the rotation speed of rotational circle shell 23, the two gear I31 rotational velocity with moving gear J34 and rotations simultaneously The revolution speed for turning circle shell 23 is equal, gear K35 and gear J34 synchronous rotary;Two axis C30 are by sliding rail 32 with carry-over bar The revolution speed of B41 is equal with the rotational velocity of gear K35, and the sense of rotation one in the revolution direction and gear K35 of rack gear B41 It causes, ensure that gear K35 is with rack gear while electric driving module 38 is swung by a series of transmission belt carry-over bar B41 around axis A21 B41 is synchronized while revolution around axis A21 with identical rotation speed rotation, and then is ensured between gear K35 and rack gear B41 without at all Relative motion, so that the effective radius that rack gear B41, telescopic rod B42, half round block 43 and arcuate friction pad 44 are swung around axis A21 is not It changes, the decrement of compression spring 45 is constant, and arcuate friction pad 44 and the maximum extrusion pressure of material strip 46 are constant, guarantees movement Material strip 46 between lifter plate 8 and arcuate friction pad 44 passes through.
When press work terminates, disconnection 38 power supply of electric driving module removes material strip 46, the relative position of rack gear B41 and axis A21 And the height of axis A21 is separately adjusted in next press work according to the punching press frequency of stamping die again;Then it connects electricity and drives mould 38 power supply of block, power supply is disconnected when electric driving module 38 returns to vertical state by a series of transmission belt carry-over bar B41 again, and electricity drives mould Block 38 stops working;Compression spring 45 is compressed into the decrement of original state, and arcuate friction block and lifter plate 8 squeeze;Lifting The height of plate 8 is separately adjusted in next time according to the height of 46 place platform of material strip in stamping die.
In conclusion beneficial effects of the present invention: the height of the transmission mechanism 16 in the present invention can be according to stamping die The frequency of punching 46 is adjusted, and guarantees that rack gear B41 passes through telescopic rod, half round block 43 and arc under different punching press frequencies Friction pad 44 effectively stirs distance to material strip 46, and then guarantees that punching press frequency and arcuate friction pad stirring frequently for 44 pairs of material strips 46 Rate is consistent;There is scale, when needs are according between punching press frequency adjustment axis A21 and material strip 46 on rack gear B41 of the invention When vertical distance, it is only necessary to move up or down certain distance by shake driving lever B14 adjusting transmission mechanism 16 and fix it Position;In adjustment process, rack gear B41 is still located at the position before adjusting, and the decrement of telescopic rod B42 remains unchanged, The maximum pressure that arcuate friction pads 44 pairs of material strips 46 is constant, convenient for material strip 46 successfully from arcuate friction pad 44 and lifter plate 8 it Between pass through;Present invention effectively avoids thin material strips 46 to occur upper doming effect in punching course, is conducive to the suitable of press work Benefit carries out;And in regulating mechanism A2 and regulating mechanism B9 thread screw cooperation included self-locking function to be conditioned it is high The lifter plate 8 of degree and the position of transmission mechanism 16 are fixed automatically, so that the design of whole equipment does not need consolidating for attachment auxiliary The mechanism of 16 height of lifter plate 8 and transmission mechanism is determined, so that the structure of whole equipment is more simplified and compact, reduction equipment production Cost.

Claims (10)

1. a kind of punching die device, it is characterised in that: it includes pedestal, regulating mechanism A, lifter plate, regulating mechanism B, stretches Bar A, transmission mechanism, rack gear A, rack gear B, telescopic rod B, half round block, arcuate friction pad, compression spring, wherein pedestal passes through adjusting Mechanism A and the lifter plate of top connect, and regulating mechanism A is used to adjust the height of lifter plate;Lifter plate is by regulating mechanism B and stretches Contracting bar A and the transmission mechanism of top connect, and regulating mechanism B is used to the height of adjusting transmission mechanism;Transmission mechanism and it is packed in liter Rack gear A cooperation on plate is dropped;The rack gear B sliding or swing in transmission that one end is connect by telescopic rod B with the rectangular surfaces of half round block Mechanism side, the arcuate friction pad being mounted in half round block cambered surface cooperate with the material strip for sliding on lifter plate upper surface, pressure bullet Spring is nested on telescopic rod B;
Above-mentioned transmission mechanism includes shell, gear E, axis A, bevel gear A, rotational circle shell, bevel gear B, bevel gear C, axis B, gear F, gear G, gear H, axis C, gear I, sliding rail, L-type plate, gear J, gear K, ring gear, gear L, electric driving module, fixed plate, In with the both ends axis A of the rotating hole bearing fit in shell side be separately installed with gear E and bevel gear A, and gear E and rack gear A engagement;Rotational circle shell is installed inside the shell by the fixed plate of bearing fit therewith;At two disc centers of rotational circle shell Bearing fit has axis A and axis B to two concentric axis holes respectively;Bevel gear A with by being axisymmetrically mounted on cylinder in rotational circle shell Two bevel gear B engagement on face;Bevel gear C and gear F is separately mounted to the both ends of axis B, in bevel gear C and rotational circle shell Two bevel gear B engagements;Gear F is engaged with by being axisymmetrically mounted on two gear G on the outside of rotational circle shell on disc;It is right It is nested with axle sleeve respectively on two axis C being distributed on the outside of rotational circle shell on disc with claiming, is co-axially mounted on each axle sleeve with teeth H and gear I is taken turns, the loose slot cooperation on the other end and shell side of two axis C;Two gear H are nibbled with two gear G respectively It closes;Both ends are separately installed with the axis of gear J and gear K and the L-type plate bearing fit being packed on rotational circle shell, and gear J is simultaneously It is engaged with two gear I;Two sliding rails, which respectively symmetrically are mounted on two axis C, to be located on one end outside shell;Rack gear B sliding It is engaged in two sliding rails and with gear K;Rack gear A and rack gear B is located at phase the same side of gear E and gear K;It is packed in outer Gear L is installed, gear L is engaged with the ring gear being mounted on rotational circle shell on the output shaft of the electric driving module on shell inner wall;Outside Shell is connect with regulating mechanism B.
2. a kind of punching die device according to claim 1, it is characterised in that: above-mentioned regulating mechanism A includes two spiral shells A, two screw rod A, two gear As, gear B, several driving lever A are covered, wherein two swivel nut A with pedestal bearing fit pass through respectively The lifter plate of the screw rod and top that screw therewith connects, and is separately installed with gear A on the external cylindrical surface of two swivel nut A;Gear B is logical It crosses axis and is mounted on the base end face, and gear B is engaged with two gear As;The upper disc edge of gear B is circumferentially evenly distributed There are several driving lever A.
3. a kind of punching die device according to claim 1, it is characterised in that: above-mentioned regulating mechanism B include swivel nut B, Screw rod B, gear C, gear D, several driving lever B, wherein pass through with the swivel nut B of lifter plate bearing fit the screw rod B that screws therewith with The shell of top is connected;The gear D being mounted on lifter plate by axis is engaged with the gear C being packed on swivel nut B external cylindrical surface; Disc edge is circumferentially equably equipped with several driving lever B on gear D.
4. a kind of punching die device according to claim 1, it is characterised in that: the biography of above-mentioned bevel gear A and bevel gear C It is dynamic to compare 1:1.
5. a kind of punching die device according to claim 1, it is characterised in that: the diameter of said gear F is with gear H's Diameter is equal.
6. a kind of punching die device according to claim 1, it is characterised in that: the diameter of said gear I is with gear J's Diameter is equal.
7. a kind of punching die device according to claim 1, it is characterised in that: the diameter of said gear H is with gear K's Diameter is equal.
8. a kind of punching die device according to claim 1, it is characterised in that: above-mentioned compression spring is compressed spring, One end is connect with the lower end surface of rack gear B, and the other end is connect with the rectangular surfaces of half round block.
9. a kind of punching die device according to claim 1, it is characterised in that: above-mentioned electricity driving module includes self-locking motor And retarder, wherein the input axis connection of the output shaft of self-locking motor and retarder are equipped with gear on the output shaft of retarder L。
10. a kind of punching die device according to claim 1, it is characterised in that: the diameter and gear K of said gear E Diameter it is equal.
CN201910349367.7A 2019-04-28 2019-04-28 Stamping die device Active CN109940096B (en)

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