CN110216194B - Continuous mould for supporting tube - Google Patents

Continuous mould for supporting tube Download PDF

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Publication number
CN110216194B
CN110216194B CN201910572922.2A CN201910572922A CN110216194B CN 110216194 B CN110216194 B CN 110216194B CN 201910572922 A CN201910572922 A CN 201910572922A CN 110216194 B CN110216194 B CN 110216194B
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China
Prior art keywords
trimming
shaping
die
punching
lower die
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CN201910572922.2A
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CN110216194A (en
Inventor
王仕东
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CHANGZHOU DONGSHIHAO MACHINERY MANUFACTURING CO LTD
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CHANGZHOU DONGSHIHAO MACHINERY MANUFACTURING CO LTD
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Priority to CN201910572922.2A priority Critical patent/CN110216194B/en
Publication of CN110216194A publication Critical patent/CN110216194A/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
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/001Shaping combined with punching, e.g. stamping and perforating
    • 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
    • B21D37/08Dies with different parts for several steps in a process

Abstract

The invention discloses a continuous mould for supporting a pipe, which comprises the following steps: the cushion block is provided with an upper die holder and a lower die holder, a punching station, a trimming station and a shaping station are sequentially arranged between the upper die holder and the lower die holder, and a punching die, a trimming die and a shaping die are correspondingly arranged on the punching station, the trimming station and the shaping station, so that continuous punching, trimming and shaping of the support tube are realized. Through the mode, the continuous punching, trimming and shaping of the support tube can be realized on different processing stations in one processing process, so that on one hand, the production efficiency is greatly improved, the labor and time cost is saved, on the other hand, the processing accuracy of the support tube can be ensured, the pipe diameter and the stretching height of the support tube can reach the required accuracy, and the rejection rate of products is reduced.

Description

Continuous mould for supporting tube
Technical Field
The invention relates to the technical field of automobile accessories, in particular to a continuous supporting tube die.
Background
The progressive die means that a press adopts stamping raw materials in one stamping stroke, a plurality of cold stamping dies for stamping procedures are simultaneously completed by a plurality of different stations on one die, and each time the die completes stamping, a material belt moves once at fixed distance until the product is completed.
For automobile support pipe stamping production, the single-station die is simple in structure and low in production efficiency, the processing requirement of the support pipe is high, and the single-station production die is difficult to meet actual production requirements.
Disclosure of Invention
The invention mainly solves the technical problem of providing the continuous die for the support tube, which can realize continuous punching, trimming and shaping of the support tube on different processing stations in one processing process, thereby ensuring that the production efficiency is greatly improved, saving the labor and time cost, ensuring the processing accuracy of the support tube, ensuring that the pipe diameter and the stretching height of the support tube reach the required accuracy and reducing the rejection rate of products.
In order to solve the technical problems, the invention adopts a technical scheme that: there is provided a support tube continuous die comprising: the cushion block is provided with an upper die holder and a lower die holder, a punching station, a trimming station and a shaping station are sequentially arranged between the upper die holder and the lower die holder,
and the punching station, the trimming station and the shaping station are correspondingly provided with a punching die, a trimming die and a shaping die, so that continuous punching, trimming and shaping of the support tube are realized.
In a preferred embodiment of the invention, the punching die comprises a punching upper die assembly and a punching lower die assembly, wherein the punching upper die assembly comprises a punching upper base plate, a punching upper clamping plate and a punching upper stripper plate which are arranged on the upper die holder, the punching lower die assembly comprises a punching lower die base plate and a punching lower die which are arranged on the lower die holder, the punching upper clamping plate is connected with a punch, and the punch penetrates through the punching upper stripper plate and is movably connected with the punching upper stripper plate.
In a preferred embodiment of the present invention, the present invention further comprises an uplift guide pin and a first clamp pin:
the punching lower die and the punching lower die backing plate are provided with floating pin holes, and floating guide pins are assembled in the floating pin holes;
the first die assembly pin is connected to the lower end of the punching upper base plate, penetrates through the punching upper clamping plate and the punching upper stripper plate, and is locked on the punching lower die.
In a preferred embodiment of the invention, the trimming die comprises a trimming upper die assembly, a trimming male die, a trimming female die and a trimming lower die assembly,
the trimming upper die assembly comprises a first trimming upper base plate, a trimming upper clamping plate and a second trimming upper base plate which are arranged on the upper die holder, the trimming lower die assembly comprises a trimming lower die base plate and a trimming lower die which are arranged on the lower die holder,
the trimming upper clamping plate is provided with a trimming male die, the trimming lower die is provided with a trimming female die, and the trimming female die is provided with a forming concave hole for trimming male die punching forming.
In a preferred embodiment of the present invention, the outer edge of the trimming punch has a gap with the forming concave hole, and the gap is 0.5-0.8 mm.
In a preferred embodiment of the invention, the lower die further comprises a second die clamping pin which is connected to the trimming upper clamping plate and is locked on the trimming lower die after penetrating through the second trimming upper backing plate;
the bottom end part of the trimming lower die base plate is also provided with a first ejector rod for supporting the ejection of the pipe workpiece, the bottom of the trimming lower die base plate is connected with a trimming lower base plate, and the top end part of the first ejector rod is fixed with the trimming lower base plate.
In a preferred embodiment of the present invention, the shaping die comprises an shaping upper die assembly and a shaping lower die assembly, at least seven shaping stations are arranged between the shaping upper die assembly and the shaping lower die assembly, the shaping upper die assembly comprises an shaping upper base plate, an shaping upper clamping plate and an shaping upper stripper plate which are arranged on an upper die base, and the shaping lower die assembly comprises a shaping lower die base plate and a shaping lower die which are arranged on a lower die base.
In a preferred embodiment of the invention, at least seven shaping stamping heads matched with the shaping working position are arranged between the shaping upper die assembly and the shaping lower die assembly, and the shaping stamping heads are connected on the shaping upper clamping plate and penetrate through the shaping upper stripping plate to extend downwards, and the shaping lower die assembly is provided with stamping grooves matched with the shaping stamping heads.
In a preferred embodiment of the invention, the downward extending length of the sizing ram is matched with the sizing depth of the support tube workpiece, and the downward extending length of the sizing ram increases from left to right.
In a preferred embodiment of the invention, the lower die further comprises a third clamping pin which is connected to the shaping upper clamping plate and is locked on the shaping lower die after penetrating through the shaping upper stripping plate;
the bottom end part of the shaping lower die backing plate is also provided with a second ejector rod for supporting the ejection of the pipe workpiece, and the position of the second ejector rod is matched with the position of the corresponding shaping stamping head.
The beneficial effects of the invention are as follows: according to the continuous die for the support tube, continuous punching, trimming and shaping of the support tube are realized on different processing stations in one processing process, so that the production efficiency is greatly improved, the labor and time cost is saved, the processing accuracy of the support tube is ensured, the tube diameter and the stretching height of the support tube are both ensured to reach the required accuracy, and the rejection rate of products is reduced.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view showing the structure of a support tube continuous die according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view showing the structure of a punching die in a continuous die for supporting a pipe according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view showing the structure of a trimming die in a continuous die for supporting a tube according to a preferred embodiment of the present invention;
FIG. 4 is a schematic view showing the structure of a shaping die in a continuous die for supporting a pipe according to a preferred embodiment of the present invention;
the components in the drawings are marked as follows: 100. the punching die, 101, the punching upper backing plate, 102, the punching upper clamping plate, 103, the punching upper stripper plate, 104, the punching lower die, 105, the punching lower die backing plate, 106, the punch, 107, the first die clamping pin, 108, the lifting guide pin, 109, the lifting pin hole, 200, the trimming die, 201, the first trimming backing plate, 202, the trimming upper clamping plate, 203, the second trimming upper backing plate, 204, the trimming lower die, 205, the trimming lower die backing plate, 206, the trimming punch, 207, the trimming female die, 208, the forming concave hole, 209, the second die clamping pin, 210, the first ejector pin, 211, the trimming lower backing plate, 300, the shaping die, 301, the shaping upper backing plate, 302, the shaping upper clamping plate, 303, the shaping upper stripper plate, 304, the shaping lower die, 305, the shaping lower die backing plate, 306, the shaping punch, 307, the punching groove, 308, the third die clamping pin, 309, the second ejector pin, 400, the upper die holder, 500, the lower die holder, 600 and the cushion block.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, an embodiment of the present invention includes:
a support tube continuous die comprising: the upper die holder 400 and the lower die holder 500 are arranged on the cushion block 600, a punching station, a trimming station and a shaping station are sequentially arranged between the upper die holder and the lower die holder, and the punching station, the trimming station and the shaping station are correspondingly provided with the punching die 100, the trimming die 200 and the shaping die 300, so that continuous punching, trimming and shaping of the support tube are realized.
Specifically, as shown in fig. 2, the punching die 100 includes a punching upper die assembly including a punching upper pad 101, a punching upper clamping plate 102 and a punching upper stripper plate 103 mounted on an upper die holder 400, and a punching lower die assembly including a punching lower pad 105 and a punching lower die 104 mounted on a lower die holder 500.
The punching upper clamping plate 102 is connected with a punch 106, and the punch 106 is arranged on the punching upper stripper plate 103 in a penetrating manner and is movably connected with the punching upper stripper plate 103.
The punching upper die assembly moves downwards to drive the punching upper clamping plate 102 and the punch 106 to perform pressing movement, the supporting tube workpiece is punched through the punch 106, and the punching lower die pad plate 105 plays a supporting and buffering role in the punching process.
The punching die 100 is provided with a first die clamping pin 107, the first die clamping pin 107 is connected to the lower end of the punching upper base plate 101, penetrates through the punching upper clamping plate 102 and the punching upper stripper plate 103 and then is locked on the punching lower die 104, and the first die clamping pin 107 can prevent displacement between the punching upper stripper plate 103 and the punching upper clamping plate 102 and ensure the working stability of the punch 106.
The punching die 100 is also provided with a buoyancy lift guide pin 108, the punching lower die 104 and the punching lower die cushion plate 105 are provided with buoyancy lift pin holes 109, the buoyancy lift guide pin 108 is assembled in the buoyancy lift pin holes 109, and the buoyancy lift guide pin 108 realizes the demoulding of the support tube workpiece and can ensure that the support tube workpiece does not move.
As shown in fig. 3, the trimming die 200 includes a trimming upper die assembly including a first trimming upper pad 201, a trimming upper clamping plate 202 and a second trimming upper pad 203 disposed on an upper die holder 400, a trimming male die 206, a trimming female die 207 and a trimming lower die assembly including a trimming lower die pad 205 and a trimming lower die 204 disposed on a lower die holder 500.
The upper trimming clamping plate 202 is provided with a trimming male die 206, the lower trimming die 204 is provided with a trimming female die 207, the trimming female die 207 is provided with a forming concave hole 208 for punching and forming the trimming male die 206, a support tube workpiece to be cut is arranged in the forming concave hole 208, and the outer edge of the trimming male die 206 and the forming concave hole 208 are provided with a gap, wherein the gap is 0.5-0.8 mm.
The trimming upper die assembly moves downwards to drive the trimming upper clamping plate 202 and the trimming male die 206 to move downwards, corresponding trimming operation is completed on the supporting tube workpiece through the trimming male die 206, and the trimming lower die base plate 205 plays a supporting and buffering role in the trimming treatment process.
The trimming die 200 further comprises a second clamping pin 209, the second clamping pin 209 is connected to the trimming upper clamping plate 202 and is locked on the trimming lower die 204 after penetrating through the second trimming upper clamping plate 202, and the second clamping pin 209 can prevent displacement between the first trimming upper clamping plate 201, the second trimming upper clamping plate 203 and the trimming upper clamping plate 202, so that the stability of the operation of the trimming male die 206 is ensured.
The bottom end part of the trimming lower die cushion 205 is also provided with a first ejector rod 210 for supporting the ejection of the pipe workpiece, the bottom of the trimming lower die cushion 205 is connected with a trimming lower cushion 211, the top end part of the first ejector rod 210 is fixed with the trimming lower cushion 211, and the first ejector rod 210 is used for realizing the unloading and demoulding of the supporting pipe workpiece on the trimming die 200.
As shown in fig. 4, the shaping die 300 includes a shaping upper die assembly and a shaping lower die assembly with at least seven shaping stations therebetween.
The shaping upper die assembly includes a shaping upper shim plate 301, a shaping upper clamping plate 302, and a shaping upper stripper plate 303 disposed on an upper die holder 300, and the shaping lower die assembly includes a shaping lower die shim plate 305 and a shaping lower die 304 disposed on a lower die holder 500.
At least seven shaping stamping heads 306 matched with shaping working positions are arranged between the shaping upper die assembly and the shaping lower die assembly, the shaping stamping heads 306 are connected to the shaping upper clamping plate 302 and extend downwards after penetrating through the shaping upper stripping plate 303, and the shaping lower die assembly is provided with stamping grooves 307 matched with the shaping stamping heads 306.
The downward extending length of the shaping stamping head 306 is matched with the shaping depth of the support tube workpiece, the downward extending length of the shaping stamping head is gradually increased from left to right, the support tube workpiece to be shaped is shaped step by step according to shaping requirements, and shaping precision can be ensured.
The shaping die 300 further comprises a third clamping pin 308, the third clamping pin 308 is connected to the shaping upper clamping plate 305 and is inserted into the shaping upper stripping plate 303 to be locked on the shaping lower die 304, and the third clamping pin 308 can prevent displacement between the shaping upper stripping plate 303 and the shaping upper clamping plate 305, so that the stability of the operation of the trimming and shaping stamping head 306 is ensured.
The bottom end part of the shaping lower die cushion plate 305 is also provided with a second ejector rod 309 for supporting the ejection of the pipe workpiece, the position of the second ejector rod 309 is matched with the position of the corresponding shaping punch 306, and the second ejector rod 309 is used for realizing the unloading and demoulding of the supporting pipe workpiece on the shaping die 300.
Through the above-mentioned cut-out press 100, trimming die 200 and shaping die 300, the pipe diameter and the stretching height of the support pipe can be ensured to reach the required accuracy.
The continuous mould for supporting the pipe has the beneficial effects that:
in the one-time processing process, continuous punching, trimming and shaping of the support tube are realized on different processing stations, so that on one hand, the production efficiency is greatly improved, the labor and time cost is saved, on the other hand, the processing accuracy of the support tube can be ensured, the tube diameter and the stretching height of the support tube are ensured to reach the required accuracy, and the rejection rate of products is reduced.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.

Claims (6)

1. A continuous die for supporting a tube, comprising: the cushion block is provided with an upper die holder and a lower die holder, a punching station, a trimming station and a shaping station are sequentially arranged between the upper die holder and the lower die holder,
the punching station, the trimming station and the shaping station are correspondingly provided with a punching die, a trimming die and a shaping die to realize continuous punching, trimming and shaping of the supporting tube,
the punching die comprises a punching upper die assembly and a punching lower die assembly, the punching upper die assembly comprises a punching upper base plate, a punching upper clamping plate and a punching upper stripper plate which are arranged on an upper die holder, the punching lower die assembly comprises a punching lower die base plate and a punching lower die which are arranged on a lower die holder, the punching upper clamping plate is connected with a punch, the punch is arranged on the punching upper stripper plate in a penetrating manner and is movably connected with the punching upper stripper plate,
still including buoyancy lift guide pin and first compound die pin:
the punching lower die and the punching lower die backing plate are provided with floating pin holes, and floating guide pins are assembled in the floating pin holes;
the first mould closing pin is connected with the lower end of the punching upper backing plate and is penetrated through the punching upper clamping plate and the punching upper stripper plate and then locked on the punching lower mould,
the trimming die comprises a trimming upper die assembly, a trimming male die, a trimming female die and a trimming lower die assembly,
the trimming upper die assembly comprises a first trimming upper base plate, a trimming upper clamping plate and a second trimming upper base plate which are arranged on the upper die holder, the trimming lower die assembly comprises a trimming lower die base plate and a trimming lower die which are arranged on the lower die holder,
the trimming upper clamping plate is provided with a trimming male die, the trimming lower die is provided with a trimming female die, the trimming female die is provided with a forming concave hole for punching and forming of the trimming male die,
the shaping die comprises an shaping upper die assembly and a shaping lower die assembly, at least seven shaping stations are arranged between the shaping upper die assembly and the shaping lower die assembly, the shaping upper die assembly comprises an shaping upper base plate, an shaping upper clamping plate and an shaping upper stripper plate which are arranged on an upper die base, and the shaping lower die assembly comprises an shaping lower die base plate and an shaping lower die which are arranged on a lower die base.
2. The continuous die for supporting a tube according to claim 1, wherein a gap is formed between the outer edge of the trimming punch and the forming concave hole, and the gap is 0.5-0.8 mm.
3. The continuous die for supporting a tube according to claim 1, further comprising a second clamping pin connected to the upper trimming clamping plate and penetrating through the second upper trimming backing plate to be locked on the lower trimming die;
the bottom end part of the trimming lower die base plate is also provided with a first ejector rod for supporting the ejection of the pipe workpiece, the bottom of the trimming lower die base plate is connected with a trimming lower base plate, and the top end part of the first ejector rod is fixed with the trimming lower base plate.
4. The continuous die for supporting a tube according to claim 1, wherein at least seven shaping punch heads matched with shaping working positions are arranged between the shaping upper die assembly and the shaping lower die assembly, and the shaping punch heads are connected to the shaping upper clamping plate and penetrate through the shaping upper stripping plate to extend downwards, and the shaping lower die assembly is provided with a punching groove matched with the shaping punch heads.
5. The continuous die for supporting a tube according to claim 4, wherein the downward extending length of the sizing ram is matched with the sizing depth of the workpiece for supporting the tube, and the downward extending length of the sizing ram is sequentially increased from left to right.
6. The continuous die for supporting a pipe as claimed in claim 5, further comprising a third clamp pin connected to the shaping upper clamping plate and penetrating through the shaping upper stripping plate to be locked on the shaping lower die;
the bottom end part of the shaping lower die backing plate is also provided with a second ejector rod for supporting the ejection of the pipe workpiece, and the position of the second ejector rod is matched with the position of the corresponding shaping stamping head.
CN201910572922.2A 2019-06-28 2019-06-28 Continuous mould for supporting tube Active CN110216194B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910572922.2A CN110216194B (en) 2019-06-28 2019-06-28 Continuous mould for supporting tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910572922.2A CN110216194B (en) 2019-06-28 2019-06-28 Continuous mould for supporting tube

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CN110216194B true CN110216194B (en) 2023-09-15

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202348401U (en) * 2011-11-24 2012-07-25 常州东仕豪机械制造有限公司 Silencer
CN103534045A (en) * 2011-04-29 2014-01-22 蒂森克虏伯钢铁欧洲股份公司 Method and device for producing flanged drawn parts with simultaneous trimming
CN205147073U (en) * 2015-11-11 2016-04-13 重庆骏翔机电技术有限责任公司 A side cut cut -out press for processing installing support under rear bumper
CN106807832A (en) * 2016-12-31 2017-06-09 高密市豪沃机械科技有限公司 A kind of Car Wheel Cover Strengthening Sheet outside plate Sheet Metal Forming Technology
JP6256571B1 (en) * 2016-11-01 2018-01-10 マツダ株式会社 Press machine
CN108057772A (en) * 2017-11-04 2018-05-22 滁州市新康达金属制品有限公司 A kind of refrigerator door stamping die for shaping

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103534045A (en) * 2011-04-29 2014-01-22 蒂森克虏伯钢铁欧洲股份公司 Method and device for producing flanged drawn parts with simultaneous trimming
CN202348401U (en) * 2011-11-24 2012-07-25 常州东仕豪机械制造有限公司 Silencer
CN205147073U (en) * 2015-11-11 2016-04-13 重庆骏翔机电技术有限责任公司 A side cut cut -out press for processing installing support under rear bumper
JP6256571B1 (en) * 2016-11-01 2018-01-10 マツダ株式会社 Press machine
CN106807832A (en) * 2016-12-31 2017-06-09 高密市豪沃机械科技有限公司 A kind of Car Wheel Cover Strengthening Sheet outside plate Sheet Metal Forming Technology
CN108057772A (en) * 2017-11-04 2018-05-22 滁州市新康达金属制品有限公司 A kind of refrigerator door stamping die for shaping

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