CN104564923A - T-shaped flange and manufacturing method thereof - Google Patents

T-shaped flange and manufacturing method thereof Download PDF

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Publication number
CN104564923A
CN104564923A CN201410856481.6A CN201410856481A CN104564923A CN 104564923 A CN104564923 A CN 104564923A CN 201410856481 A CN201410856481 A CN 201410856481A CN 104564923 A CN104564923 A CN 104564923A
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CN
China
Prior art keywords
bar
pressing
forging
blank
flange
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410856481.6A
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Chinese (zh)
Inventor
张忠顺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Yilisha Metal Product Co Ltd
Original Assignee
Dongguan Yilisha Metal Product Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Yilisha Metal Product Co Ltd filed Critical Dongguan Yilisha Metal Product Co Ltd
Priority to CN201410856481.6A priority Critical patent/CN104564923A/en
Publication of CN104564923A publication Critical patent/CN104564923A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00Details of machines for forging, pressing, or hammering
    • B21J13/02Dies or mountings therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/02Die forging; Trimming by making use of special dies ; Punching during forging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B1/00Devices for securing together, or preventing relative movement between, constructional elements or machine parts

Abstract

The invention discloses a T-shaped flange and a manufacturing method thereof. The method comprises the following steps: acquiring dimension data of product forging and pressing blanks according to the dimension data of the T-shaped flange; manufacturing a thermal forging and pressing mould, wherein the thermal forging and pressing mould comprises a punch set and a die holder; a cover-shaped cavity is formed on the punch set and a rod-shaped cavity is formed on the die holder; selecting rod materials and cutting the rod materials into rods with preset length; forging and pressing formed blanks and transferring the heated rods into the thermal forging and pressing mould to be forged and pressed; finishing the manufacturing of the product forging and pressing blanks; turning the product forging and pressing blanks and finishing the manufacturing of the T-shaped finished products. The rod-shaped cavity of the thermal forging and pressing mould is set with a taper angle of 5-6 degrees from bottom to top; meanwhile, the rods are heated and then forged and pressed in the thermal forging and pressing mould; guide taper parts are formed only by turning the rods; therefore, the required quantity of the raw materials of the product forging and pressing blanks is reduced effectively and the large-scale production is facilitated.

Description

T-flange and manufacture method thereof
Technical field
The present invention relates to communication cabinet attaching parts, especially relate to a kind of T-flange and manufacture method thereof.
Background technology
Flange generally uses now as a kind of jockey in the communications industry, but want to produce the high flange of intensity, often a large amount of raw materials and the energy will be wasted in prior art, add the production cost of enterprise, simultaneously because the application of flange is more and more wider, some field requires that flange not only wants high temperature resistant also low temperature resistant, and present flange often can not meet the requirement of people.
Summary of the invention
Based on this, be necessary for the deficiencies in the prior art, its manufacture method of a kind of T-flange is provided, under the loss not increasing original input and the energy, improve the manufacture efficiency of flange, reduce and manufacture the accuracy standard that institute provides board, realize production in enormous quantities.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of T-flange, it connecting rod comprising block and be connected with block, described block upper end offers cavity volume, described connecting rod is provided with arc sections with block joint, and described arc sections radius is 1.2 ~ 1.5mm.
Wherein in an embodiment, described connecting rod bottom to upper end becomes 5 ~ 6 ° of cone angles to arrange.
Wherein in an embodiment, described connecting rod is brass material structure.
A manufacture method for T-flange, it comprises the steps:
Product forging and stamping blank dimension data are obtained according to T-flange sized data, wherein, the blank bar that described product forging and stamping blank comprises blank lid and is connected with blank lid;
Make thermal forge-pressing-forming mould, described thermal forge-pressing-forming mould is provided with upper bolster and die shoe, described upper bolster offers cap-type chamber, described die shoe offers cap-type chamber described in rod-type chamber for accommodating blank lid, and described rod-type chamber is used for accommodating blank bar;
Select bar raw material, bar raw material is cut into the bar of preset length, machining of bar one end is formed guiding tapering portion;
Forging forming blank, is heated to 700 ~ 730 DEG C by bar, and by thermal forge-pressing-forming mould and die preheating to 400 ~ 500 DEG C, is moved in thermal forge-pressing-forming mould by the bar after heating and forge and press;
The upper bolster of adjustment thermal forge-pressing-forming mould and the spacing of die shoe complete the manufacture of product forging and stamping blank;
Product forging and stamping blank is machined, completes the manufacturing process to T-flange finished product.
Wherein in an embodiment, the path length of the fineness ratio block of described blank lid has more 0.5 ~ 0.65mm, and the path length of the bottom fineness ratio connecting rod of described blank bar has more 0.5 ~ 0.65mm.
Wherein in an embodiment, described bar is heated to the temperature duration maintenance 30 ~ 40s of 700 ~ 730 DEG C.
Wherein in an embodiment, the mode of heating of described bar adopts intermediate-frequency heating furnace or gas furnace to carry out bar.
Wherein in an embodiment, the bar after heating is moved in thermal forge-pressing-forming mould the step carrying out forging and pressing and also comprises: graphite spraying breast cooling-lubricant in the cap-type chamber and rod-type chamber of thermal forge-pressing-forming mould.
Wherein in an embodiment, described rod-type chamber becomes 5 ~ 6 ° of cone angles to arrange from the bottom to top.
In sum, T-flange of the present invention and manufacture method thereof are by being arranged to 5 ~ 6 ° of cone angles from the bottom to top by the rod-type chamber of thermal forge-pressing-forming mould, insert thermal forge-pressing-forming mould in after bar being heated simultaneously and forge and press, only need machine bar and form guiding tapering portion, effectively reduce the material quantity of product forging and stamping needed for blank, raw material about 50% can be saved drop into, reduce Vehicle Processing man-hour about 30% simultaneously, be conducive to producing in enormous quantities.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of T-flange of the present invention;
Fig. 2 is the schematic flow sheet of the manufacture method of T-flange of the present invention.
Detailed description of the invention
For feature of the present invention, technological means and the specific purposes reached, function can be understood further, below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail.
As shown in Figure 1, the connecting rod 20 that T-flange of the present invention comprises block 10 and is connected with block 10, described block 10 upper end offers cavity volume 11.
Wherein in an embodiment, described connecting rod 20 is provided with arc sections 21 with block 10 joints, described arc sections 21 radius is 1.2 ~ 1.5mm, makes the forming process of product more easy so that facilitate metal flow to be shifted in forming process of the present invention.
Wherein in an embodiment, described connecting rod 20 bottom to upper end becomes 5 ~ 6 ° of cone angles to arrange, so that described connecting rod 20 facilitates depanning after forging forming, simultaneously, the size increased on the basis of bottom size due to the size of connecting rod 20 upper end is little, compares saving material.
Wherein in an embodiment, described connecting rod 20 is brass (CuZn 39pb 3) material structure.
According to the invention described above T-flange, the invention provides a kind of manufacture method of T-flange, under the loss not increasing original input and the energy, improve the manufacture efficiency of flange, reduce the accuracy standard manufacturing required board, to realize the production in enormous quantities of product.
As shown in Figure 2, the manufacture method of T-flange of the present invention, comprises the steps:
(1) product forging and stamping blank dimension data are obtained according to T-flange sized data, wherein, product forging and stamping blank dimension has more the allowance of 0.5 ~ 0.65mm compared to T-flange size, so that carry out subsequent treatment to product forging and stamping blank, make product forging and stamping blank after treatment closer to the size of T-flange finished product.
Particularly, the blank bar that described product forging and stamping blank comprises blank lid and is connected with blank lid, the path length of the fineness ratio block 10 of described blank lid has more 0.5 ~ 0.65mm, and the path length of the bottom fineness ratio connecting rod 20 of described blank bar has more 0.5 ~ 0.65mm.
Wherein in an embodiment, described blank bar bottom to upper end becomes 5 ~ 6 ° of cone angles to arrange, so that described blank bar facilitates depanning after forging forming, simultaneously, the size increased on the basis of bottom size due to the size of blank bar upper end is little, compares saving material.
(2) make thermal forge-pressing-forming mould, described thermal forge-pressing-forming mould is provided with upper bolster and die shoe, and the surface roughness Ra of described upper bolster and die shoe is less than 0.8; Described upper bolster offers cap-type chamber, described die shoe offers rod-type chamber, described cap-type chamber is in order to accommodating blank lid, and described rod-type chamber is in order to accommodating blank bar; The draft angle in described cap-type chamber is set to 1 ~ 1.5 °, forges and presses blank and takes out in cap-type chamber, be more conducive to the production efficiency promoting forging forming product to facilitate product.
Wherein in an embodiment, described rod-type chamber becomes 5 ~ 6 ° of cone angles to arrange, so that described blank bar facilitates depanning after forging forming from the bottom to top.
(3) select bar raw material, bar raw material is cut into the bar of preset length, described bar volume is 1.2 times of product rough forging volume; Wherein, described bar raw material can be copper rod;
By bar one end machine formed guiding tapering portion, the little 0.5mm of cross section fineness ratio blank bar one end section path length of the bar one end after Vehicle Processing, make the bar after Vehicle Processing easier in the rod-type chamber of thermal forge-pressing-forming mould vertical orientation.
(4) forging forming blank: bar is heated to 700 ~ 730 DEG C by intermediate-frequency heating furnace or gas furnace, be preferably 720 DEG C, and keep bar temp 30 ~ 40s, wherein, adopt intermediate-frequency heating furnace or gas furnace to carry out heating to bar and can reduce Surface of Rod Bar oxidation, reduce bar loss.
By thermal forge-pressing-forming mould and die preheating to 400 ~ 500 DEG C before forging and stamping are produced, to graphite spraying breast cooling-lubricant in the cap-type chamber of thermal forge-pressing-forming mould and rod-type chamber in forging and stamping production process, the bar of heating is moved in thermal forge-pressing-forming mould and forges and presses, only need machine bar and form guiding tapering portion, effectively reduce the material quantity of product forging and stamping needed for blank; Reduce Vehicle Processing man-hour about 30% simultaneously, be conducive to producing in enormous quantities; And graphite spraying breast cooling-lubricant is conducive to cooling thermal forge-pressing-forming mould, increases the lubricant effect of thermal forge-pressing-forming mould simultaneously.
(5) spacing of the upper bolster and die shoe that adjust thermal forge-pressing-forming mould completes the manufacture of product forging and stamping blank.
(6) surface and oil contaminant of cleaning products forging and stamping blank.
(7) turning is carried out to product forging and stamping blank, product is forged and pressed the metal overlap removing that blank end face is unnecessary.
(8) product forging and stamping blank is machined, complete the manufacturing process to T-flange finished product.
In sum, T-flange of the present invention and manufacture method thereof are by being arranged to 5 ~ 6 ° of cone angles from the bottom to top by the rod-type chamber of thermal forge-pressing-forming mould, insert thermal forge-pressing-forming mould in after bar being heated simultaneously and forge and press, only need machine bar and form guiding tapering portion, effectively reduce the material quantity of product forging and stamping needed for blank, raw material about 50% can be saved drop into, reduce Vehicle Processing man-hour about 30% simultaneously, be conducive to producing in enormous quantities.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as limitation of the scope of the invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with claims.

Claims (9)

1. a T-flange, is characterized in that: the connecting rod comprising block and be connected with block, and described block upper end offers cavity volume, and described connecting rod is provided with arc sections with block joint, and described arc sections radius is 1.2 ~ 1.5mm.
2. T-flange according to claim 1, is characterized in that: described connecting rod bottom to upper end becomes 5 ~ 6 ° of cone angles to arrange.
3. T-flange according to claim 1, is characterized in that: described connecting rod is brass material structure.
4. a manufacture method for the T-flange as described in any one of claims 1 to 3, is characterized in that, comprises the steps:
Product forging and stamping blank dimension data are obtained according to T-flange sized data, wherein, the blank bar that described product forging and stamping blank comprises blank lid and is connected with blank lid;
Make thermal forge-pressing-forming mould, described thermal forge-pressing-forming mould is provided with upper bolster and die shoe, described upper bolster offers cap-type chamber, described die shoe offers rod-type chamber, and described cap-type chamber is used for accommodating blank lid, and described rod-type chamber is used for accommodating blank bar;
Select bar raw material, bar raw material is cut into the bar of preset length, machining of bar one end is formed guiding tapering portion;
Forging forming blank, is heated to 700 ~ 730 DEG C by bar, and by thermal forge-pressing-forming mould and die preheating to 400 ~ 500 DEG C, is moved in thermal forge-pressing-forming mould by the bar after heating and forge and press;
The upper bolster of adjustment thermal forge-pressing-forming mould and the spacing of die shoe complete the manufacture of product forging and stamping blank;
Product forging and stamping blank is machined, completes the manufacturing process to T-flange finished product.
5. a manufacture method for T-flange as claimed in claim 4, is characterized in that: the path length of the fineness ratio block of described blank lid has more 0.5 ~ 0.65mm, and the path length of the bottom fineness ratio connecting rod of described blank bar has more 0.5 ~ 0.65mm.
6. a manufacture method for T-flange as claimed in claim 4, is characterized in that: described bar is heated to the temperature duration maintenance 30 ~ 40s of 700 ~ 730 DEG C.
7. a manufacture method for T-flange as claimed in claim 4, is characterized in that: the mode of heating of described bar adopts intermediate-frequency heating furnace or gas furnace to carry out bar.
8. the manufacture method of a T-flange as claimed in claim 4, it is characterized in that, the bar after heating is moved in thermal forge-pressing-forming mould the step carrying out forging and pressing and also comprises: graphite spraying breast cooling-lubricant in the cap-type chamber and rod-type chamber of thermal forge-pressing-forming mould.
9. a manufacture method for T-flange as claimed in claim 4, is characterized in that: described rod-type chamber becomes 5 ~ 6 ° of cone angles to arrange from the bottom to top.
CN201410856481.6A 2014-12-31 2014-12-31 T-shaped flange and manufacturing method thereof Pending CN104564923A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414442A (en) * 2015-12-11 2016-03-23 陕西宏远航空锻造有限责任公司 Forging method for titanium alloy hollow T-shaped shaft forged pieces
CN106345952A (en) * 2016-08-26 2017-01-25 中国商用飞机有限责任公司 Manufacturing method and manufacturing tooling for T-type forgings
CN106914568A (en) * 2015-12-25 2017-07-04 鸿富锦精密电子(成都)有限公司 Flange stud and its manufacture method
CN106964947A (en) * 2017-06-06 2017-07-21 王天然 A kind of manufacture method of novel key

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414442A (en) * 2015-12-11 2016-03-23 陕西宏远航空锻造有限责任公司 Forging method for titanium alloy hollow T-shaped shaft forged pieces
CN106914568A (en) * 2015-12-25 2017-07-04 鸿富锦精密电子(成都)有限公司 Flange stud and its manufacture method
CN106914568B (en) * 2015-12-25 2019-02-26 鸿富锦精密电子(成都)有限公司 Flange stud and its manufacturing method
CN106345952A (en) * 2016-08-26 2017-01-25 中国商用飞机有限责任公司 Manufacturing method and manufacturing tooling for T-type forgings
CN106964947A (en) * 2017-06-06 2017-07-21 王天然 A kind of manufacture method of novel key

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Application publication date: 20150429