CN205464131U - Abnormal shape fish plate punches a hole to cut edge and smooths compound mould - Google Patents
Abnormal shape fish plate punches a hole to cut edge and smooths compound mould Download PDFInfo
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- CN205464131U CN205464131U CN201620077574.3U CN201620077574U CN205464131U CN 205464131 U CN205464131 U CN 205464131U CN 201620077574 U CN201620077574 U CN 201620077574U CN 205464131 U CN205464131 U CN 205464131U
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Abstract
The utility model provides an abnormal shape fish plate punches a hole to cut edge and smooths compound mould adopts the mould can be realized punching a hole at a station, cut, limit levelling work, has solved existing casting process and the forged drawback of secondary displacement. Adopt the utility model discloses the heterotypic fish plate that makes has higher, more stable comprehensive properties, has reduced manufacturing cost simultaneously, has improved production efficiency, has very important's meaning at railway and die forging technical field.
Description
Technical field
This utility model relates to mechanical field, particularly relates to a kind of various shaped fishplate and manufactures mould.
Background technology
Various shaped fishplate is a kind of critical component of railway rail system, for non-rail shaped steel rail joint area of the same race, its consumption is big,
Specification is many, but its basic structure form and use principle are identical, and simply the different rail types because connecting adjust its overall dimensions, its knot
Configuration formula is as shown in Figure 1.Owing to it uses the particularity of position, being related to the safety of train operation, this product is just carried by this
Go out higher technology requirement, i.e. there is preferable mechanical property (being not less than connected rail), the best shock resistance,
Anti-shearing, wear-resisting etc..
The processing technology of tradition various shaped fishplate is casting, and owing to technique determines, its dense internal organization degree relatively rolls and forges
Poor, and have unavoidably pore, be mingled with, the defect such as shrinkage cavity, and yield rate is relatively low, also has the unfavorable factors such as environmental pollution simultaneously.
Recently, some manufacturers once attempt using common fish platee (equal section) to roll blank, carry out local and forge displacement,
Realizing the manufacture of various shaped fishplate, the problem that this technique is brought is: after secondary forging, due to local forging, the two ends of product
Mechanical performance, tissue disunity, i.e. one section is the mechanical performance of rolling, tissue, and the other end is the mechanical performance of forging, tissue,
There is potential safety hazard；Simultaneously as be secondary forging, increase a heating process, there is also the increasing of resource, the energy and manpower
Add waste.
Therefore, current various shaped fishplate manufacturing technology field, it is badly in need of developing the manufacturing process of a kind of advanced person, its
Produce product and must have higher, stable combination property than existing product, realize reducing production cost simultaneously, improve and produce effect
The purpose of rate, has at railway and swaging technique field and is of great significance, also will bring good economic benefit and society
Benefit.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of various shaped fishplate punching trimming school
Calm down mould, be used for solving problems present in prior art.
For achieving the above object and other relevant purposes, this utility model provides a kind of various shaped fishplate punching trimming smoothing compound die
Tool, including upper mold portion and lower mold portion, wherein,
Described upper mold portion includes cope match-plate pattern and drift, and described drift connects the middle part of described cope match-plate pattern；
Described lower mold portion includes base, gripper shoe, a bracer, die, supporting plate, backing plate and backing-out punch, the top of described base
Being provided with two pieces of gripper shoes of symmetry, be provided with two pieces bracers between two pieces of gripper shoes, described bracer is connected above die；Institute
State die corresponding with described drift, be positioned at the middle part of described lower mold portion；Supporting plate and backing plate, described supporting plate it is provided with below described die
And it is provided with elastomeric element between described backing plate；The upper plane of described supporting plate is provided with backing-out punch, and described backing-out punch is embedded in described die
In.
Preferably, between described upper mold portion and lower mold portion, it is provided with guide pillar, for the guiding of upper mold portion.
Preferably, described elastomeric element is spring, is provided with pillar in described spring.
As it has been described above, various shaped fishplate punching trimming of the present utility model smoothing composite die, have the advantages that
Use mould described in the utility model a station can realize punching, cut, limit smoothing work, solve existing casting
Technique and the drawback of second displacement forging.The various shaped fishplate using this utility model to prepare has higher, more stable comprehensive
Performance, reduces production cost simultaneously, improves production efficiency, has at railway and swaging technique field and is of great significance.
Accompanying drawing explanation
Fig. 1 is shown as this utility model various shaped fishplate schematic diagram.
Fig. 2 is shown as various shaped fishplate punching trimming described in the utility model smoothing composite die schematic diagram.
In figure, 1 be upper mold portion, 101 for cope match-plate pattern, 102 for drift, 2 for lower mold portion, 201 for base, 202 for gripper shoe,
203 be bracer, 204 be die, 205 be supporting plate, 206 be backing plate, 207 be backing-out punch, 208 be high strong spring, 209
For pillar, 3 be guide pillar.
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be by this specification
Disclosed content understands other advantages of the present utility model and effect easily.
Refer to Fig. 1 to Fig. 2.It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to
Coordinating the content disclosed in description, understand for those skilled in the art and read, being not limited to this utility model can
The qualifications implemented, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the tune of size
Whole, under not affecting effect that this utility model can be generated by and the purpose that can reach, all should still fall and be taken off at this utility model
In the range of the technology contents shown obtains and can contain.Meanwhile, in this specification cited as " on ", D score, " left ",
The term of " right ", " middle " and " one " etc., be merely convenient to narration understand, and be not used to limit this utility model can
The scope implemented, being altered or modified of its relativeness, changing under technology contents without essence, can when being also considered as this utility model
The category implemented.
Embodiment 1
As in figure 2 it is shown, this utility model provides a kind of various shaped fishplate punching trimming smoothing composite die, including upper mold portion 1 He
Lower mold portion 2, wherein,
Described upper mold portion 1 includes that cope match-plate pattern 101 and drift 102, described drift 102 connect the middle part of described cope match-plate pattern 101；
Described lower mold portion 2 includes base 201, gripper shoe 202, bracer 203, die 204, supporting plate 205, backing plate 206
With backing-out punch 207, the two pieces of gripper shoes 202 being arranged over symmetry of described base 201, between two pieces of gripper shoes 202, it is provided with two
Block props up bracer 203, and described bracer 203 is connected above die 204；Described die 204 is corresponding with described drift 102, position
Middle part in described lower mold portion 2；Being provided with supporting plate 205 and backing plate 206 below described die 204, the upper of described supporting plate 205 is put down
Face is provided with backing-out punch 207, and described backing-out punch 207 is embedded in described die 204；Described supporting plate 205 and described backing plate 206
Between be provided with elastomeric element, to realize after mold work completes, the reset function of backing-out punch 207.
In another embodiment, connected by a pair guide pillar between described upper mold portion 1 and lower mold portion 2, upper mold portion 1 when matched moulds
Guiding.
In another embodiment, described elastomeric element is high strong spring 208, is provided with pillar 209 in described high strong spring 209.
Embodiment 2
Make the outlet North America high-intensity special-shaped fish platee of 136RE-115RE model, first process forging mold and the punching of this model
Hole trimming smoothing composite die；
(1) former material blanking:
According to specification, it is preferred to use 55# round steel Φ 70mm, calculate the weight blanking 33kg of required round steel blanking, proceed to next
Work step uses；
(2) heating in medium frequency:
Above-mentioned lower good raw material is put into Medium Frequency Induction Heating Furnace heating, and arranging material base heating-up temperature is 1180 DEG C, and single-piece heats
Beat 4min；
(3) die-forging forming:
First the forging mold made is arranged on 8 tons of die hammers, and in advance forging mold is uniformly preheated to 300 DEG C；
In mold cavity, even application has the aquadag being easy to the demoulding, forges in the material heated is placed on described forging die cavity
Molding, is operated by forging equipment, forges the various shaped fishplate forging stock with overlap；
(4) punching trimming smoothing:
By the above-mentioned punching trimming school proceeding to overlap various shaped fishplate forging stock and being arranged on neighbouring device 1600T friction press
Calm down in mould, realize hole trimming smoothing task by equipment operation one station, through thermometric, workpiece temperature during punching trimming smoothing
Degree is 780 DEG C；
(5) heat treatment:
Various shaped fishplate forging stock obtained above carries out heat treatment (quench, be tempered), and its technique is:
A, quenching:
Various shaped fishplate forging stock is put into shaft furnace or car type furnace, is heated to 890 DEG C of insulations, this specification end face maximum gauge 40mm,
Temperature retention time is pressed 3min/mm and is calculated, and sets temperature retention time as 120min；2 minutes lower water quenchings of rear pre-cooling are incubated it, just
Beginning water temperature is 50 DEG C, water outlet when workpiece is cooled to 80 DEG C, proceeds to tempering furnace immediately；
B, tempering:
The tempering of various shaped fishplate forging stock can use shaft furnace or car type furnace, is heated to 570 DEG C of insulations, and temperature retention time is 210min,
Come out of the stove after being incubated and proceed to next work step alignment；
(6) alignment:
Various shaped fishplate forging stock complete for above-mentioned tempering proceeding to alignment process immediately and utilizes waste heat alignment, equipment uses 300T single-point
Straight side press, deforms produced by heat treatment to remove, for the purpose of having reached the requirement of drawing technology.
(7) removing surface:
By various shaped fishplate forging stock suspension type shot-blasting machine impeller blasting complete for above-mentioned alignment.
(8) check test:
Known technology, method, standard is used to carry out combination property check test various shaped fishplate forging stock complete for above-mentioned cleaning, real
Border testing result is: tensile strength 1005Mpa, yield strength 600Mpa, percentage elongation 13%, end face shrinkage factor 23%, cloth
Family name's hardness HB322.
So far, the qualified high-intensity special-shaped fish platee of 136RE-115RE model is produced.
Embodiment 3
Make the outlet North America 100-8 1/4 high-intensity special-shaped fish platee of model, first process forging mold and the punching of this model
Trimming smoothing composite die；
(1) former material blanking:
According to specification, it is preferred to use 55# round steel Φ 60mm, calculate the weight blanking 22kg of required round steel blanking, proceed to next
Work step uses；
(2) heating in medium frequency:
Above-mentioned lower good raw material is put into Medium Frequency Induction Heating Furnace heating, and arranging material base heating-up temperature is 1130 DEG C, and single-piece heats
Beat 3min；
(3) die-forging forming:
First the forging mold made is arranged on 8 tons of die hammers, and in advance forging mold is uniformly preheated to 250 DEG C；
In mold cavity, even application has the aquadag being easy to the demoulding, forges in the material heated is placed on described forging die cavity
Molding, is operated by forging equipment, forges the various shaped fishplate forging stock with overlap；
(4) punching trimming smoothing:
By the above-mentioned punching trimming school proceeding to overlap various shaped fishplate forging stock and being arranged on neighbouring device 1600T friction press
Calm down in mould, realize hole trimming smoothing task by equipment operation one station, through thermometric, workpiece temperature during punching trimming smoothing
Degree is 800 DEG C；
(5) heat treatment:
Various shaped fishplate forging stock obtained above carries out heat treatment (quench, be tempered), and its technique is:
A, quenching:
Various shaped fishplate forging stock is put into shaft furnace or car type furnace, is heated to 890 DEG C of insulations, this specification end face maximum gauge 35mm,
Temperature retention time is pressed 3min/mm and is calculated, and sets temperature retention time as 105min；3 minutes lower water quenchings of rear pre-cooling are incubated it, just
Beginning water temperature is 80 DEG C, water outlet when workpiece is cooled to 95 DEG C, proceeds to tempering furnace immediately；
B, tempering:
The tempering of various shaped fishplate forging stock can use shaft furnace or car type furnace, is heated to 550 DEG C of insulations, and temperature retention time is 180min,
Come out of the stove after being incubated and proceed to next work step alignment；
(6) alignment:
Various shaped fishplate forging stock complete for above-mentioned tempering is proceeded to alignment process immediately and utilizes waste heat alignment, produced removing heat treatment
Raw deformation, for the purpose of having reached the requirement of drawing technology.
(7) removing surface:
Known technology is used to carry out Shot Blasting various shaped fishplate forging stock complete for above-mentioned alignment.
(8) check test:
Known technology, method, standard is used to carry out combination property check test various shaped fishplate forging stock complete for above-mentioned cleaning, real
Border assay is: tensile strength 1010Mpa, yield strength 605Mpa, percentage elongation 14%, end face shrinkage factor 24%, cloth
Family name's hardness HB344.
So far, the qualified 100-8 1/4 high-intensity special-shaped fish platee of model is produced.
Above-described embodiment only illustrative principle of the present utility model and effect thereof, not for limiting this utility model.Any
Above-described embodiment all can be modified under spirit and the scope of the present utility model or change by those skilled in the art.
Therefore, such as art has usually intellectual without departing from the spirit disclosed in this utility model with under technological thought
All equivalences completed are modified or change, and must be contained by claim of the present utility model.
Claims (3)
1. various shaped fishplate punching trimming smoothing composite die, it is characterised in that include upper mold portion and lower mold portion, wherein,
Described upper mold portion includes cope match-plate pattern and drift, and described drift connects the middle part of described cope match-plate pattern；
Described lower mold portion includes base, gripper shoe, a bracer, die, supporting plate, backing plate and backing-out punch, the top of described base
Being provided with two pieces of gripper shoes of symmetry, be provided with two pieces bracers between two pieces of gripper shoes, described bracer is connected above die；Institute
State die corresponding with described drift, be positioned at the middle part of described lower mold portion；Supporting plate and backing plate, described supporting plate it is provided with below described die
And it is provided with elastomeric element between described backing plate；The upper plane of described supporting plate is provided with backing-out punch, and described backing-out punch is embedded in described die
In.
2. as claimed in claim 1 various shaped fishplate punching trimming smoothing composite die, it is characterised in that described upper mold portion with under
Mould is provided with guide pillar between portion, for the guiding of upper mold portion.
3. composite die is smoothed in various shaped fishplate punching trimming as claimed in claim 1, it is characterised in that described elastomeric element is
Spring, is provided with pillar in described spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620077574.3U CN205464131U (en) | 2016-01-27 | 2016-01-27 | Abnormal shape fish plate punches a hole to cut edge and smooths compound mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620077574.3U CN205464131U (en) | 2016-01-27 | 2016-01-27 | Abnormal shape fish plate punches a hole to cut edge and smooths compound mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205464131U true CN205464131U (en) | 2016-08-17 |
Family
ID=56618604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620077574.3U Expired - Fee Related CN205464131U (en) | 2016-01-27 | 2016-01-27 | Abnormal shape fish plate punches a hole to cut edge and smooths compound mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205464131U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537487A (en) * | 2016-01-27 | 2016-05-04 | 山东远大特材科技股份有限公司 | Manufacturing method for special-shaped fishplate and dies |
| CN111318633A (en) * | 2020-03-28 | 2020-06-23 | 中冶重工（唐山）有限公司 | Forging forming method of railway turnout switch core forging |
| CN111545647A (en) * | 2020-06-18 | 2020-08-18 | 重庆捷尔博模具科技有限公司 | Shaping and trimming stamping die |
| RU218860U1 (en) * | 2023-03-07 | 2023-06-15 | Открытое Акционерное Общество "Российские Железные Дороги" | Device for the manufacture of butt transitional rail pads |
-
2016
- 2016-01-27 CN CN201620077574.3U patent/CN205464131U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537487A (en) * | 2016-01-27 | 2016-05-04 | 山东远大特材科技股份有限公司 | Manufacturing method for special-shaped fishplate and dies |
| CN105537487B (en) * | 2016-01-27 | 2017-09-22 | 山东远大特材科技股份有限公司 | Various shaped fishplate manufacture method and mould |
| CN111318633A (en) * | 2020-03-28 | 2020-06-23 | 中冶重工（唐山）有限公司 | Forging forming method of railway turnout switch core forging |
| CN111545647A (en) * | 2020-06-18 | 2020-08-18 | 重庆捷尔博模具科技有限公司 | Shaping and trimming stamping die |
| RU218860U1 (en) * | 2023-03-07 | 2023-06-15 | Открытое Акционерное Общество "Российские Железные Дороги" | Device for the manufacture of butt transitional rail pads |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190127 |