CN108580705A - Mold under a kind of fast changeable punching press - Google Patents

Mold under a kind of fast changeable punching press Download PDF

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Publication number
CN108580705A
CN108580705A CN201810314462.9A CN201810314462A CN108580705A CN 108580705 A CN108580705 A CN 108580705A CN 201810314462 A CN201810314462 A CN 201810314462A CN 108580705 A CN108580705 A CN 108580705A
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CN
China
Prior art keywords
fixedly connected
punching press
cylinder
mold
support plate
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Pending
Application number
CN201810314462.9A
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Chinese (zh)
Inventor
于法周
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810314462.9A priority Critical patent/CN108580705A/en
Publication of CN108580705A publication Critical patent/CN108580705A/en
Pending legal-status Critical Current

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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
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/14Particular arrangements for handling and holding in place complete dies

Abstract

The invention discloses molds under a kind of fast changeable punching press, are related to technical field of mold.Mold under the fast changeable punching press, including support plate, the both ends of the support plate bottom surface are fixedly connected there are two support column, there are two damping springs for the surface socket of two support top ends, it is simultaneously managed there are two firm positioned at the socket of the surface of support column bottom end the bottom of two damping springs, the bottom surface of two firm tube cavities is fixedly connected there are two the first Rubber shock-absorbing pad, and support base is fixedly connected at the center of the support plate top surface.Mold under the fast changeable punching press, the supporting rack to link together with mold provided with one, supporting rack can make entire die ontology have the effect of damping, the service life of mold can be increased in this way, simultaneously, the first cylinder of control and the startup of the second cylinder are switched by controlling, the fixation and dismounting of die ontology can be completed at the same time in this way, and improve the practicability of mold.

Description

Mold under a kind of fast changeable punching press
Technical field
The present invention relates to technical field of mold, mold under specially a kind of fast changeable punching press.
Background technology
Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging forming, smelting, punching press obtain The various moulds and tool of required product.In brief, mold is the tool for making formed article, and this tool is by various Part is constituted, and different molds is made of different parts.It is mainly realized by the change of physical state of the formed material The processing of article shape.
Currently, existing mold is much all connected as one with supporting rack, easy to disassemble can not thus get off, So that being inconvenient to the new mold replaced, to reduce the practicability of mold, some mold is by as under punching press Mold, when being placed on the supporting rack of impact molding machine, is also fixedly mounted on support base, is also not easy to be convenient for changing new Punching press under mold, meanwhile, under existing punching press mold do not have damping effect, such mold is during punch forming It will seriously be damaged, so that reducing the service life of mold under punching press.
Invention content
(One)The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides molds under a kind of fast changeable punching press, solve mold not side Just it replaces, the problem that practicability is low, damping effect is poor, the service life is low.
(Two)Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:Mold under a kind of fast changeable punching press, Including support plate, the both ends of the support plate bottom surface are fixedly connected with that there are two support column, the surfaces of two support top ends There are two damping spring, the bottom of two damping springs and positioned at the socket of the surface of support column bottom end, there are two firm for socket Pipe, the bottom surfaces of two firm tube cavities are fixedly connected with that there are two the first Rubber shock-absorbing pad, the centers of the support plate top surface Place is fixedly connected with support base, and the inner cavity at the top of the support base is plugged with die ontology, in the die ontology two sides It is opened up at the heart there are two fixing groove, offers lifting groove at the center of the die ontology bottom surface, inside the support seat slot Bottom surface is fixedly connected with the second Rubber shock-absorbing pad, is installed with the first cylinder at the center of the support plate bottom surface, and described Be provided with First piston bar at the top of one cylinder, the one end of the First piston bar far from the first cylinder extend through support plate, The bottom of support base and the second Rubber shock-absorbing pad and the inside for extending to lifting groove, the First piston bar extend in lifting groove The one end in portion is fixedly connected with lifter plate, is opened up at the top of the support base two sides there are two through-hole, two through-hole phases Anti- side is simultaneously fixedly mounted that there are two the second cylinder, the right side settings of two second cylinders positioned at the two sides of support base There are two second piston bar, two one end of the second piston bar far from the second cylinder extend to the inside of through-hole and fixed company It connects there are two gripping block, there are two buffer spring, two buffer springs are opposite for the inner cavity socket of two gripping blocks One end is fixedly connected there are two buffer stopper, and the right end of the support plate top surface is installed with control switch, first cylinder It is electrically connected with control switch with the second cylinder.
Preferably, the surface of two gripping blocks and the inner wall of through-hole are slidably connected.
Preferably, the surface of the lifter plate and the inner wall of lifting groove are slidably connected.
Preferably, the inner wall overlap joint of one end and fixing groove far from buffer spring of the buffer stopper.
Preferably, the top and bottom end of two damping springs are solid with the bottom surface of support plate and the top of firm pipe respectively Fixed connection.
Preferably, the length of two gripping blocks is less than the length of through-hole.
(Three)Advantageous effect
The present invention provides molds under a kind of fast changeable punching press.Has following advantageous effect:
(1), mold under the fast changeable punching press, by supporting the damping spring of top end suit, damping spring that can divide Interaction force is not generated between support plate and firm pipe, this makes it possible to the effects for playing damping, then by firm pipe Under the first Rubber shock-absorbing pad interaction of portion's setting, the effect to mold damping is further increased, to reduce mould Has the length being under pressure, so that increasing the service life of mold.
(2), mold is connected to provided with one with mold by the improvement to mold under the fast changeable punching press Supporting rack together, supporting rack can make entire die ontology have the effect of damping, can increase the use of mold in this way Service life, meanwhile, the first cylinder of control and the startup of the second cylinder are switched by controlling, consolidating for die ontology can be completed at the same time in this way Fixed and dismounting, by the dismounting to mold, can be convenient for changing multiple kinds of molds and be processed, which improves the practicalities of mold Property.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the front section view of structure of the invention.
In figure:1 support plate, 2 support columns, 3 damping springs, 4 firm pipes, 5 first Rubber shock-absorbing pads, 6 support bases, 7 molds Ontology, 8 fixing grooves, 9 lifting grooves, 10 second Rubber shock-absorbing pads, 11 first cylinders, 12 First piston bars, 13 lifter plates, 14 lead to Hole, 15 second cylinders, 16 second piston bars, 17 gripping blocks, 18 buffer springs, 19 buffer stoppers, 20 control switches.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Examples of the embodiments are shown in the accompanying drawings, and in which the same or similar labels are throughly indicated identical or classes As element or element with the same or similar functions.The embodiments described below with reference to the accompanying drawings are exemplary, purport For explaining the present invention, and it is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on ... shown in the drawings or Position relationship is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;Can be that machinery connects It connects, can also be electrical connection;It can be directly connected, can also can be indirectly connected through an intermediary in two elements The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution:Mold under a kind of fast changeable punching press, including branch Fagging 1, the both ends of 1 bottom surface of support plate are fixedly connected with that there are two support columns 2, and there are two the surface sockets on two 2 tops of support column Damping spring 3, the top and bottom end of two damping springs 3 are fixed with the bottom surface of support plate 1 and the top of firm pipe 4 respectively to be connected It connects, by the interaction force generated between damping spring 3 and support plate 1 and firm pipe 4, so that the effect of damping can be played Fruit, the bottom of two damping springs 3 and positioned at the socket of the surface of 2 bottom end of support column there are two firm pipe 4, in two firm pipes 4 The bottom surface of chamber is fixedly connected there are two the first Rubber shock-absorbing pad 5, the interaction of the first Rubber shock-absorbing pad 5 and damping spring 3, more The effect to 7 damping of die ontology is further increased, support base 6, support base are fixedly connected at the center of 1 top surface of support plate The inner cavity at 6 tops is plugged with die ontology 7, is opened up at the center of 7 two sides of die ontology there are two fixing groove 8, die ontology 7 Offering lifting groove 9 at the center of bottom surface, the bottom surface inside 6 slot of support base is fixedly connected with the second Rubber shock-absorbing pad 10, and second Rubber shock-absorbing pad 10 can alleviate suppressing of being generated when 7 punching press of die ontology inside support base 6, and can increase mold sheet in this way The service life of body 7 is installed with the first cylinder 11 at the center of 1 bottom surface of support plate, and starting the first cylinder 11 can drive Lifter plate 13 in First piston bar 12 moves up and down, when lifter plate 13 moves up, so that it may die ontology 7 be pushed away with facilitating The inside for going out support base 6, this makes it possible to the replacements completed to die ontology 7, when lifter plate 13 moves downward, so that it may with Gripping block 17 cooperates so that die ontology 7 reaches abundant fixed effect, and the top of the first cylinder 11 is provided with the first work Stopper rod 12, the one end of First piston bar 12 far from the first cylinder 11 extend through support plate 1, the bottom of support base 6 and the second rubber Glue beam 10 and the inside for extending to lifting groove 9, one end that First piston bar 12 extends to inside lifting groove 9 are fixedly connected with Lifter plate 13, the surface of lifter plate 13 and the inner wall of lifting groove 9 are slidably connected, opened up at the top of 6 two sides of support base there are two Through-hole 14, the opposite side of two through-holes 14 are simultaneously fixedly mounted there are two the second cylinder 15 positioned at the two sides of support base 6, start Second cylinder 15 can drive the gripping block 17 in second piston bar 16 to move left and right, when gripping block 17 moves in the opposite direction When, so that it may so that gripping block 17 is detached from the inside of fixing groove 8 and enters the inside of through-hole 14, can thus facilitate mould Tool ontology 7 takes out, when gripping block 17 is moved to opposite direction, so that it may so that gripping block 17 is moved to fixing groove 8 Inside is fixed die ontology 7 this makes it possible to convenient, and there are two second pistons for the right side setting of two the second cylinders 15 Bar 16, the one end of two second piston bars 16 far from the second cylinder 15 extend to the inside of through-hole 14 and be fixedly connected there are two folder Tight block 17, the surface of two gripping blocks 17 and the inner wall of through-hole 14 are slidably connected, and the length of two gripping blocks 17 is less than through-hole 14 Length, there are two buffer spring 18, the opposite one end of two buffer springs 18, which is fixed, to be connected for the inner cavity socket of two gripping blocks 17 It connects there are two buffer stopper 19, the one end of buffer stopper 19 far from buffer spring 18 and the inner wall of fixing groove 8 overlap, 19 top surface of support plate Right end be installed with control switch 20, the first cylinder 11 and the second cylinder 15 with the control electric connection of switch 20.
Mold under the fast changeable punching press is in use, 1 bottom surface of support plate is provided at both ends with two support columns 2, and two The top of a support column 2 is socketed with damping spring 3, and the bottom end of support column 2 is socketed with firm pipe 4, in this way by damping spring 3 with The interaction force generated between support plate 1 and firm pipe 4, so that the effect of damping can be played, then by firm pipe 4 Under the first Rubber shock-absorbing pad 5 interaction of portion's setting, the effect to mold damping is further increased, to reduce mould Have the intensity that is under pressure, be provided with support base 6 at the center of 1 top surface of support plate, there are two for the two sides installation of support base 6 Two cylinders 15, the first cylinder 11 is provided at the center of 1 bottom surface of support plate, and the right end of 1 top surface of support plate is provided with control switch 20, the first cylinder 11 and the second cylinder 15 are controlled by controlling switch 20 and is respectively started, and the second cylinder 15 of startup can drive the Gripping block 17 on two piston rods 16 moves left and right, and the lifter plate 13 in First piston bar 12 can be driven by starting the first cylinder 11 It moves up and down, in this way being used in conjunction with each other by the first cylinder 11 and the second cylinder 15, it will be able to be completed at the same time die ontology 7 Fixation and dismounting can be convenient for changing multiple kinds of molds by the dismounting to die ontology 7 and be processed.
In conclusion mold under the fast changeable punching press, the damping spring 3 being set with by 2 top of support column, damping Spring 3 can generate interaction force between support plate 1 and firm pipe 4 respectively, and this makes it possible to the effects for playing damping, then By consolidating under the first Rubber shock-absorbing pad 5 interaction that 4 inside of pipe is arranged, the effect to mold damping is further increased Fruit, to reduce the length that mold is under pressure, so that increasing the service life of mold.
Meanwhile by the improvement to mold, the supporting rack to link together with die ontology 7 provided with one, supporting rack Entire die ontology 7 can be made to have the effect of damping, the service life of mold can be increased in this way, meanwhile, pass through control Switch 20 controls the first cylinder 11 and the second cylinder 15 starts, and can be completed at the same time the fixation and dismounting of die ontology 7 in this way, leads to The dismounting to mold is crossed, multiple kinds of molds can be convenient for changing and be processed, which improves the practicabilities of mold.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (6)

1. mold under a kind of fast changeable punching press, including support plate(1), it is characterised in that:The support plate(1)Bottom surface Both ends are fixedly connected there are two support column(2), two support columns(2)There are two damping springs for the surface socket on top(3), Two damping springs(3)Bottom and be located at support column(2)There are two firm pipes for the surface socket of bottom end(4), two institutes State firm pipe(4)The bottom surface of inner cavity is fixedly connected there are two the first Rubber shock-absorbing pad(5), the support plate(1)The center of top surface Place is fixedly connected with support base(6), the support base(6)The inner cavity at top is plugged with die ontology(7), the die ontology (7)Fixing groove there are two being opened up at the center of two sides(8), the die ontology(7)Lifting groove is offered at the center of bottom surface (9), the support base(6)Bottom surface inside slot is fixedly connected with the second Rubber shock-absorbing pad(10), the support plate(1)Bottom surface The first cylinder is installed at center(11), first cylinder(11)Top be provided with First piston bar(12), described First piston bar(12)Far from the first cylinder(11)One end extend through support plate(1), support base(6)Bottom and the second rubber Glue beam(10)And extend to lifting groove(9)Inside, the First piston bar(12)Extend to lifting groove(9)Internal one End is fixedly connected with lifter plate(13), the support base(6)Through-hole there are two being opened up at the top of two sides(14), two described logical Hole(14)Opposite side is simultaneously located at support base(6)Two sides be fixedly mounted there are two the second cylinder(15), two described Two cylinders(15)Right side setting there are two second piston bar(16), two second piston bars(16)Far from the second cylinder (15)One end extend to through-hole(14)Inside and be fixedly connected there are two gripping block(17), two gripping blocks(17)'s There are two buffer springs for inner cavity socket(18), two buffer springs(18)Opposite one end is fixedly connected there are two buffer stopper (19), the support plate(19)The right end of top surface is installed with control switch(20), first cylinder(11)With the second gas Cylinder(15)Switched with control(20)It is electrically connected.
2. mold under a kind of fast changeable punching press according to claim 1, it is characterised in that:Two gripping blocks (17)Surface and through-hole(14)Inner wall be slidably connected.
3. mold under a kind of fast changeable punching press according to claim 1, it is characterised in that:The lifter plate(13) Surface and lifting groove(9)Inner wall be slidably connected.
4. mold under a kind of fast changeable punching press according to claim 1, it is characterised in that:The buffer stopper(19) Far from buffer spring(18)One end and fixing groove(8)Inner wall overlap joint.
5. mold under a kind of fast changeable punching press according to claim 1, it is characterised in that:Two damping bullets Spring(3)Top and bottom end respectively with support plate(1)Bottom surface and firm pipe(4)Top be fixedly connected.
6. mold under a kind of fast changeable punching press according to claim 1, it is characterised in that:Two gripping blocks (17)Length be less than through-hole(14)Length.
CN201810314462.9A 2018-04-10 2018-04-10 Mold under a kind of fast changeable punching press Pending CN108580705A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810314462.9A CN108580705A (en) 2018-04-10 2018-04-10 Mold under a kind of fast changeable punching press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810314462.9A CN108580705A (en) 2018-04-10 2018-04-10 Mold under a kind of fast changeable punching press

Publications (1)

Publication Number Publication Date
CN108580705A true CN108580705A (en) 2018-09-28

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110355306A (en) * 2019-07-23 2019-10-22 牟宗峰 A kind of bar straightener
CN110861183A (en) * 2019-11-21 2020-03-06 湖州众信新材料科技有限公司 Anti-deformation solid wood decoration strip and manufacturing process thereof
CN111922227A (en) * 2020-08-12 2020-11-13 刘超峰 Take lift adjustment's scalpel blade receiving mechanism
CN112248553A (en) * 2020-09-28 2021-01-22 江苏兄弟纸制品科技有限公司 Mould pressing device for producing industrial paper tube core
WO2023004868A1 (en) * 2021-07-28 2023-02-02 广东铭利达科技有限公司 Precision die casting mold of automobile thin-wall component

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202219286U (en) * 2011-07-07 2012-05-16 安徽瑞泰汽车零部件有限责任公司 Die holder with elastic materials
CN204747221U (en) * 2015-06-02 2015-11-11 安徽飞翔电器有限公司 Punching press bed mould clamping device
CN106426388A (en) * 2016-11-23 2017-02-22 平利县凯灵汽车零部件有限公司 Automatic hole pressing machine of electric car parts
CN206009566U (en) * 2016-06-30 2017-03-15 陈璐 Mould shock-absorption device under a kind of punching press
CN106734463A (en) * 2016-12-08 2017-05-31 无锡市彩云机械设备有限公司 A kind of stamping machine lowered the temperature
CN206382420U (en) * 2016-11-09 2017-08-08 江苏雨燕模塑有限公司 A kind of shockproof auto parts diel
CN206779234U (en) * 2017-04-19 2017-12-22 天津市锴瑞金属制品股份有限公司 A kind of bicycle chain shearing device
CN107617686A (en) * 2017-10-25 2018-01-23 合肥常青机械股份有限公司 A kind of mould positioning mechanism

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202219286U (en) * 2011-07-07 2012-05-16 安徽瑞泰汽车零部件有限责任公司 Die holder with elastic materials
CN204747221U (en) * 2015-06-02 2015-11-11 安徽飞翔电器有限公司 Punching press bed mould clamping device
CN206009566U (en) * 2016-06-30 2017-03-15 陈璐 Mould shock-absorption device under a kind of punching press
CN206382420U (en) * 2016-11-09 2017-08-08 江苏雨燕模塑有限公司 A kind of shockproof auto parts diel
CN106426388A (en) * 2016-11-23 2017-02-22 平利县凯灵汽车零部件有限公司 Automatic hole pressing machine of electric car parts
CN106734463A (en) * 2016-12-08 2017-05-31 无锡市彩云机械设备有限公司 A kind of stamping machine lowered the temperature
CN206779234U (en) * 2017-04-19 2017-12-22 天津市锴瑞金属制品股份有限公司 A kind of bicycle chain shearing device
CN107617686A (en) * 2017-10-25 2018-01-23 合肥常青机械股份有限公司 A kind of mould positioning mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110355306A (en) * 2019-07-23 2019-10-22 牟宗峰 A kind of bar straightener
CN110861183A (en) * 2019-11-21 2020-03-06 湖州众信新材料科技有限公司 Anti-deformation solid wood decoration strip and manufacturing process thereof
CN111922227A (en) * 2020-08-12 2020-11-13 刘超峰 Take lift adjustment's scalpel blade receiving mechanism
CN111922227B (en) * 2020-08-12 2023-11-24 台州市中吉阀门股份有限公司 Surgical knife blade receiving mechanism with lifting adjustment function
CN112248553A (en) * 2020-09-28 2021-01-22 江苏兄弟纸制品科技有限公司 Mould pressing device for producing industrial paper tube core
WO2023004868A1 (en) * 2021-07-28 2023-02-02 广东铭利达科技有限公司 Precision die casting mold of automobile thin-wall component

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Application publication date: 20180928