CN102641945A - Flat hole punching mould of round pin - Google Patents

Flat hole punching mould of round pin Download PDF

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Publication number
CN102641945A
CN102641945A CN2012101317645A CN201210131764A CN102641945A CN 102641945 A CN102641945 A CN 102641945A CN 2012101317645 A CN2012101317645 A CN 2012101317645A CN 201210131764 A CN201210131764 A CN 201210131764A CN 102641945 A CN102641945 A CN 102641945A
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CN
China
Prior art keywords
round pin
cutter head
base
movable end
punch die
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Granted
Application number
CN2012101317645A
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Chinese (zh)
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CN102641945B (en
Inventor
王明
王旋
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Nanjing Lei Wei Wei new technology Limited by Share Ltd
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NANJING LEIERWEI NEW TECHNOLOGY CO LTD
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Priority to CN201210131764.5A priority Critical patent/CN102641945B/en
Publication of CN102641945A publication Critical patent/CN102641945A/en
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Publication of CN102641945B publication Critical patent/CN102641945B/en
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Abstract

The invention discloses a flat hole punching mould of a round pin, which comprises a base. A cylinder, a movable end and a clamping mechanism are arranged on the base, a tool apron mechanism is movably connected onto the movable end, and the tool apron mechanism is used for punching the round pin fixed on the clamping mechanism. The flat hole punching mould completes round pin punching by adopting the tool apron mechanism, the clamping mechanism and the cylinder which are mutually matched to work, work efficiency is high, expansibility of the tool apron mechanism during the round pin punching is offset by depending on a transverse backstop, the round pin is kept to be free of deformation or small in deformation quantity, and the cylinder is guaranteed to be free of influence of external force.

Description

Round pin is towards flat punch die
Technical field
The present invention relates to a kind of hot die tool of field, particularly relate to a kind of mould that the rolling stock connecting pin connects flat hole that is used in.
Background technology
Flat hole circle pin is a kind of connecting pin commonly used on the rolling stock, and this round pin adopts carbon constructional quality steel through punching to the forcing press again after the heating in medium frequency according to Ministry of Railways's standard, and the quality quality of flat hole stamping-out directly has influence on follow-up machined efficient and quality.
The existing employing is that artificial screw-threaded coupling clamps round pin more; Go out flat hole by punch press; Swelling push-and-pull difficulty behind the gapped and expanded by heating that is threaded of screw thread; Mechanical connection locking needs workman's operation, so present in sum processing method all still has improved place on operating efficiency and economic benefit.
This shows that above-mentioned existing manual screw-threaded coupling clamps round pin, goes out flat hole by punch press, in the use, obviously still has inconvenience and defective, and demands urgently further improving.In order to solve the problem that prior art exists; Relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly; But do not see always that for a long time suitable design is developed completion, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.
Because above-mentioned existing manual screw-threaded coupling clamps round pin, go out the mode in flat hole, the defective of existence by punch press; The inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge; And cooperate the utilization of scientific principle, actively study innovation, in the hope of the round pin of founding a kind of new structure towards flat punch die; Can improve general existing mode, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, found out the present invention of true tool practical value finally.
Summary of the invention
Main purpose of the present invention is, overcomes existing defective, and the round pin that a kind of new structure is provided is towards flat punch die; Technical problem to be solved is to make it improve clamping mode; Enhance productivity, thereby be suitable for practicality more, and have the value on the industry.
The object of the invention and solve its technical problem and adopt following technical scheme to realize.A kind of round pin that proposes according to the present invention is towards flat punch die; Comprise base; Said base is provided with cylinder, movable end and clamp mechanism; Be connected with tool rest mechanism on the said movable end, said tool rest mechanism is used for stamping-out and is fixed on the round pin on this clamp mechanism, and said cylinder is used to provide power to said tool rest mechanism.
Aforesaid round pin is towards flat punch die; Wherein said tool rest mechanism comprises the upper cutter head base; Be fixed on the upper cutter head on this upper cutter head base, be fixed with the upper punch of belt blade head on the said upper cutter head, said upper cutter head base and movable end flexibly connect; During work, said cylinder drives upper punch and moves downward the stamping-out round pin.
Aforesaid round pin is towards flat punch die, and wherein said clamp mechanism comprises dovetail and the dovetail mount that is fixed on the base, and an end of said dovetail mount is provided with the movable end gliding groove.
Aforesaid round pin is towards flat punch die, and wherein said tool rest mechanism is connected through horizontal backstop with said clamp mechanism, and said horizontal backstop is arranged in the gliding groove, and during work, said horizontal backstop moves up and down in said gliding groove.
Aforesaid round pin is towards flat punch die, and wherein said cutter head is movably connected on the said upper cutter head.
Aforesaid round pin is towards flat punch die, and corresponding said movable end gliding groove is provided with chute on the wherein said base, and said chute is a plurality of.
By technique scheme, round pin of the present invention has advantage at least towards flat punch die:
Round pin of the present invention adopts tool rest mechanism, clamp mechanism and cylinder to cooperatively interact towards flat punch die and accomplishes the work of round pin punching; High efficiency; Through offset the expansive force of tool rest mechanism when the stamping-out round pin by horizontal backstop; Keep the indeformable or deflection of round pin little, the protection cylinder does not receive the external force effect.
In sum, the round pin of special construction of the present invention improves clamping mode towards flat punch die, enhances productivity.It has above-mentioned many advantages and practical value, and in like product, does not see have similar structural design to publish or use and really belong to innovation, no matter it structurally or bigger improvement all arranged on the function; Have large improvement technically; And produced handy and practical effect, and clamp round pin than existing manual screw-threaded coupling, go out the mode in flat hole by punch press; Multinomial effect with enhancement; Thereby being suitable for practicality more, and having the extensive value of industry, really is the new design of a novelty, progress, practicality.
Above-mentioned explanation only is the general introduction of technical scheme of the present invention, understands technological means of the present invention in order can more to know, and can implement according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. specify as after.
The specific embodiment of the present invention is provided by following examples and accompanying drawing thereof in detail.
Description of drawings
Fig. 1 is the structural representation of round pin of the present invention towards flat punch die.
Among the figure: 1, dovetail mount; 2, dovetail; 3, chute; 4, movable end gliding groove; 5, upper punch; 6, cylinder; 8, upper cutter head base; 9, base; 10, horizontal backstop; 11, upper cutter head; 12, cylinder holder; 15, upper punch; 16, core rod; 18, cutter head.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention; Below in conjunction with accompanying drawing and preferred embodiment; To the round pin that proposes according to the present invention towards its specific embodiment of flat punch die, structure, characteristic and effect thereof, specify as after.
See also shown in Figure 1; The round pin of preferred embodiment of the present invention comprises base 9 towards flat punch die, and base 9 is provided with cylinder 6, movable end and clamp mechanism; Be connected with tool rest mechanism on the movable end, tool rest mechanism is used for stamping-out and is fixed on the round pin on this clamp mechanism.
Tool rest of the present invention mechanism comprises upper cutter head base 8; Be fixed on the upper cutter head 11 on this upper cutter head base 8; Be fixed with the upper punch 15 of belt blade head 18 on the upper cutter head 11; Upper cutter head base 8 flexibly connects with movable end, and during work, cylinder 6 is installed on the cylinder holder 12 and drives upper punch 15 and move downward the stamping-out round pin along chute 3.
Clamp mechanism of the present invention comprises the dovetail 2 and dovetail mount 1 that is fixed on the base 9; One end of dovetail mount 1 is provided with movable end gliding groove 4; Tool rest mechanism is connected through horizontal backstop 10 with said clamp mechanism; Laterally backstop 10 is arranged in the movable end gliding groove 4, and during work, laterally backstop 10 moves up and down in movable end gliding groove 4.Corresponding movable end gliding groove 4 is provided with chute 3 on the base 9, and chute 3 is a plurality of.
The clamp mechanism course of work of the present invention is following: after each structure connects completion, and according to different round pin length and diameters, the diameter and the round pin location dimension of adjustment core rod 16; Promote reversal valve, cylinder 6 moves left, drives dovetail 2; Make moulds open, the round pin afterbody that heats is put into core rod 16 with round pin mount pad location, and reversal valve resets; Cylinder 6 moves to the right, clamps round pin; Step on foot's control pedal, forcing press upper punch 15 beginnings action downwards drives cutter head 18 downward stamping-out round pins; This moment, laterally backstop 10 moved downward with upper punch 15; Laterally backstop 10 is longer than upper punch 15, gets in advance in dovetail 2 square holes and props up sliding end, when upper punch 15 touches round pin and beginning stamping-out square hole; Left expansive force when laterally backstop 10 is offset because of stamping-out; Thereby offset round pin after going out square hole with the distortion of the vertical direction of square hole, keep the indeformable or deflection of round pin very little, also protect cylinder 6 not receive the external force effect simultaneously.Then lathe continues action, and cutter head 18 leaves round pin, waits lathe upper punch 15 to move to promote reversal valve once more after upper to make cylinder 6 move left, opens mould and takes out workpiece, carries out the stamping-out of next round, so circulates.When needing the square hole of stamping-out different size, pull down the press strip of dovetail 2, the core rod 16 of the diameter that replacing needs, and the location of adjustment round pin carry out the stamping-out of square hole.
The round pin of the present invention that above-mentioned structure like this constitutes all has many saving graces towards the technological innovation of flat punch die for technical staff of the same trade now, and the progressive that possesses skills really.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from technical scheme of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.

Claims (6)

1. a round pin is characterized in that towards flat punch die: comprise base, said base is provided with cylinder, movable end and clamp mechanism, is connected with tool rest mechanism on the said movable end, and said tool rest mechanism is used for stamping-out and is fixed on the round pin on this clamp mechanism.
2. round pin according to claim 1 is towards flat punch die; It is characterized in that: wherein said tool rest mechanism comprises the upper cutter head base; Be fixed on the upper cutter head on this upper cutter head base, be fixed with the upper punch of belt blade head on the said upper cutter head, said upper cutter head base and movable end flexibly connect; During work, said cylinder drives upper punch and moves downward the stamping-out round pin.
3. round pin according to claim 1 is characterized in that towards flat punch die: wherein said clamp mechanism comprises dovetail and the dovetail mount that is fixed on the base, and an end of said dovetail mount is provided with the movable end gliding groove.
4. round pin according to claim 1 is towards flat punch die; It is characterized in that: wherein said tool rest mechanism is connected through horizontal backstop with said clamp mechanism; Said horizontal backstop is arranged in the gliding groove, and during work, said horizontal backstop moves up and down in said gliding groove.
5. round pin according to claim 1 is characterized in that towards flat punch die: wherein said cutter head is movably connected on the said upper cutter head.
According to claim 1 or 3 described round pins towards flat punch die, it is characterized in that: corresponding said movable end gliding groove is provided with chute on the wherein said base, and said chute is a plurality of.
CN201210131764.5A 2012-05-02 2012-05-02 Flat hole punching mould of round pin Active CN102641945B (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201210131764.5A CN102641945B (en) 2012-05-02 2012-05-02 Flat hole punching mould of round pin

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CN102641945A true CN102641945A (en) 2012-08-22
CN102641945B CN102641945B (en) 2015-05-20

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104117569A (en) * 2014-07-02 2014-10-29 苏州市辰希特钣金制品有限公司 Metal plate two-sided punching device
CN104148486A (en) * 2014-07-21 2014-11-19 苏州璟瑜自动化科技有限公司 Sheet metal processing punch set
CN104148483A (en) * 2014-07-21 2014-11-19 苏州璟瑜自动化科技有限公司 Sheet metal double-side punching set
CN106694670A (en) * 2017-01-25 2017-05-24 南昌浩牛科技有限公司 Rapid stainless steel tube punching equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5677030A (en) * 1979-11-27 1981-06-25 Shin Meiwa Ind Co Ltd Punching device
CN201776341U (en) * 2010-03-12 2011-03-30 济南鑫拓数控机械有限公司 Movable die holder-type U-shaped beam flange plate punching machine
CN201950488U (en) * 2010-03-22 2011-08-31 芜湖精艺金属有限公司 Sawing and clamping device for cropping machine
CN201969773U (en) * 2011-01-26 2011-09-14 成都万荣科技有限责任公司 Single-hole vertical punching die for tube
CN202591364U (en) * 2012-05-02 2012-12-12 南京雷尔伟新技术有限公司 Die for punching flat hole for round pin

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5677030B2 (en) * 2009-10-27 2015-02-25 日本碍子株式会社 Elastic wave device and manufacturing method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5677030A (en) * 1979-11-27 1981-06-25 Shin Meiwa Ind Co Ltd Punching device
CN201776341U (en) * 2010-03-12 2011-03-30 济南鑫拓数控机械有限公司 Movable die holder-type U-shaped beam flange plate punching machine
CN201950488U (en) * 2010-03-22 2011-08-31 芜湖精艺金属有限公司 Sawing and clamping device for cropping machine
CN201969773U (en) * 2011-01-26 2011-09-14 成都万荣科技有限责任公司 Single-hole vertical punching die for tube
CN202591364U (en) * 2012-05-02 2012-12-12 南京雷尔伟新技术有限公司 Die for punching flat hole for round pin

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104117569A (en) * 2014-07-02 2014-10-29 苏州市辰希特钣金制品有限公司 Metal plate two-sided punching device
CN104148486A (en) * 2014-07-21 2014-11-19 苏州璟瑜自动化科技有限公司 Sheet metal processing punch set
CN104148483A (en) * 2014-07-21 2014-11-19 苏州璟瑜自动化科技有限公司 Sheet metal double-side punching set
CN106694670A (en) * 2017-01-25 2017-05-24 南昌浩牛科技有限公司 Rapid stainless steel tube punching equipment

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Address after: 210061 No. 19, Longtai Road, Nanjing hi tech Development Zone, Jiangsu

Patentee after: Nanjing Lei Wei Wei new technology Limited by Share Ltd

Address before: 210061 No. 19, Longtai Road, Nanjing hi tech Development Zone, Jiangsu

Patentee before: Nanjing Leierwei New Technology Co.,Ltd.