CN101342568A - Method for manufacturing super-flat compact type chain vertical ring - Google Patents
Method for manufacturing super-flat compact type chain vertical ring Download PDFInfo
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- CN101342568A CN101342568A CNA2008101310813A CN200810131081A CN101342568A CN 101342568 A CN101342568 A CN 101342568A CN A2008101310813 A CNA2008101310813 A CN A2008101310813A CN 200810131081 A CN200810131081 A CN 200810131081A CN 101342568 A CN101342568 A CN 101342568A
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- chain
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Abstract
The present invention relates to a method for manufacturing a super-flat compact chain vertical ring that is used for a scrape-plate conveyor, which is characterized in that the method comprises the following steps: chain steel is made into a material rod, and then the material rod is arranged on the chain braiding tire of the working table of a press machine to be bent into a chain ring with a large V-shaped port, and then the large V-shaped port of the chain ring is arranged inside a closing tire of the working table of the press machine to be pressed into a small V-shaped port; the braided chain ring is undertaken the welding procedures, and after the fur is removed, the chain ring is arranged on the tire tool of the working table of the press machine; a core tire is inserted into the curved formed chain ring and is arranged on a specially-made tire tool that guarantees the arc the chain ring after being pressed; pressure is applied on the core tire to be pressed to the required degree of the process; a part of the pressed flat planes is milled on a miller so as to reach the required size. The method of the present invention guarantees the consistence of the utilization stress of the vertical ring and the flat ring, thereby favoring the improvement of the mechanical performance, and having remarkable energy conservation effect, and not only reducing the manufacturing cost, but also improving the production efficiency, and the mechanical performance and the utilization effect of the chain ring are better than the forged ring.
Description
Technical field
The present invention relates to a kind of manufacture method that is used for the super-flat compact type chain vertical ring of drag conveyor more.
Background technology
Chain also is a consumable accessory as the main parts size of drag conveyor, and consumption is very big.Because China's girdle is distributed more widely, reserves are abundant, the geological conditions variation is various, coal seam thickness is generally 0.5～2.3m, and wherein quite a few is below the 1.2m.Be subjected to the restriction in space to need project organization to satisfy the working face drag conveyor equipment of the high-yield and high-efficiency high reliability that the following mining height thinner seam of 1.2m coal winning technology requires.For adapting to the variation of drag conveyor, need the super compact flat chain of design, replace the small dimension standard chain that the mechanical performance of chain is increased with the super compact flat chain of big specification, the reliability of conveying equipment is strengthened, thereby increases the coal amount.
Traditional compact flat vertical chain ring is to forge ring, forges flat ring and makes compact chain technology following (is example with Φ 34 * 126 compact chains):
(1), blanking rough forging; With heating furnace blank is heated to 1250 ℃; Behind forging molding on the die hammer, miss burr with forcing press; The cooling back becomes the size of technological requirement with the abrasive machine reconditioning; Making down fire with electric furnace then handles; So just finished the manufacturing of forging flat ring.
(2), heat is pricked the charge bar of the raw material of 9 meters of material 23MnNiMoCr54 circular chain steel Φ 34mm length with Ya Li Ji G one-tenth 395mm length; Charge bar is sent into resistance heated machine clamping energising be heated to 680 ℃; The ready-made forging flat ring of system is put into the heart tire of chain braider; The charge bar that heats is passed the forging flat ring with the heart tire that manipulator inserts chain braider; Crooked chaining ring forming; Send into butt welding machine with manipulator then and finish welding sequence; Remove the welding burr; Be made into one and forge compact type chain of compiling weld-ring formation of flat ring.Compact type chain is heat-treated quenching, tempering, on stretching-machine, every five rings is applied certain pulling force by standard-required; Sampling is done various performance tests according to standard on reel chain then.After reaching standard-required, packing is put on market.The standard that this compact type chain is carried out is German DIN22255-2001, DIN22252-2001.
Compact vertical chain ring adopts to forge to encircle and has the following disadvantages:
When 1, forging the ring manufacturing, the high surface oxidation of raw material heating-up temperature, oxide is pressed into the chain ring surface and easily causes chain ring surface forging defect during die forging, influences mechanical performance;
2, the blank heating-up temperature is inconsistent before the forging, and the beginning forges final forging temperature and is difficult to control, causes the pitch size of chain link inconsistent, influences the comprehensive mechanical performance of chain;
3, forge the power consumption height of ring;
4, forge ring and use raw material more, man-hour is longer, the manufacturing cost height.
Summary of the invention
The purpose of this invention is to provide a kind of dependable performance, make the manufacture method of super-flat compact type chain vertical ring easy, energy-conservation, with low cost.
For achieving the above object, the technical solution used in the present invention is:
A kind of manufacture method of super-flat compact type chain vertical ring, its special feature is, comprise the steps: Lian Tiao Gang G is become the charge bar meet the demands, then charge bar is placed on the chaining tire of press bench, curve the chain link of big V-type mouth, in the tire that heals up of press bench, the big V-type mouth of chain link is pressed into little V-type mouth again, makes chain link counterpart gap reach welding requirements; The chain link of finishing is finished welding sequence again, puts at once after the deburring on the mold of press bench; Heart tire is inserted in the chain link of brake forming and place and guarantee to press on the special mold of back chain link circular arc, exert pressure, crimp onto the amount of technological requirement, on milling machine, will flatten two planes again and mill a part, reach the requirement size and get final product.
The 23MnNiMoCr54 circular chain steel is become the short charge bar meet the demands with Ya Li Ji G, then charge bar is placed on the chaining tire of press bench, curve the chain link of big V-type mouth, again in the tire that heals up of press bench, the big V-type mouth of chain link is pressed into little V-type mouth, makes chain link counterpart gap reach welding requirements; The chain link of finishing forwards flash butt welder to and finishes welding sequence, puts at once after the deburring on the mold of press bench; Heart tire is inserted in the chain link of brake forming and place and guarantee to press on the special mold of back chain link circular arc, exert pressure, crimp onto the amount of technological requirement, on milling machine, will flatten two planes again and mill a part, reach the requirement size and get final product.
Adopt technical scheme of the present invention to have following technique effect:
1, the heavy compact flat vertical chain ring that is applicable to thinner seam of external exploitation at present is mainly to forge ring, and the upright ring that the applicant produces be with behind the circular chain steel establishment welding fabrication again press process become the super-flat chain link, guaranteed that upright ring and flat ring are using stressed uniformity, help improving its mechanical performance, reach advanced world standards;
2, energy-saving effect is remarkable, and the power consumption of compacting ring is not enough forges 1/3 of ring, has reduced the waste of chain link material in forging process, utilizes the direct compression moulding of postwelding waste heat, has saved and has heated the electric energy that will consume behind the chain link once more;
3, forging ring is 1.5 times that compacting encircles with raw material, and be 4 times of compacting ring man-hour, and obviously compacting encircles and both reduced manufacturing cost, has also improved production efficiency simultaneously;
4, the compacting ring adopts the hot rolling material straight forming, and the metallic fiber streamline circularizes, and mechanical performance and the result of use of comparing chain link with the forging ring are good.
Description of drawings
Accompanying drawing 1 is the structural representation of chain vertical ring of the present invention.
The specific embodiment
Be example with Φ 26 * 92 compact chains below, the technology of making compact type chain be described:
(1), heat is pricked the charge bar of the raw material of 9 meters of material 23MnNiMoCr54 circular chain steel Φ 26mm length with Ya Li Ji G one-tenth 296mm length; Charge bar is placed on the chaining tire of press bench, bends to the chain link of big V-type mouth, in the tire that heals up of press bench, the big V-type mouth of chain link is pressed into little V-type mouth again; The chain link of finishing forwards flash butt welder to and finishes welding sequence; At once put on the mold of press bench after the deburring; Heart tire is inserted in the chain link of brake forming and place and guarantee to press on the special mold of back chain link circular arc, exert pressure, flatten the amount of 16mm, on milling machine, will flatten two planes and mill 3mm, reach the requirement size, finish the super-flat ring and manufacture;
(2), super-flat ring and weld-ring are linked up, be made into the compact type chain that weld-ring of a super-flat ring forms.On stretching-machine, compact type chain is carried out a shaping and stretch, heat-treat quenching, tempering subsequently, on stretching-machine, every bull's eye is applied certain pulling force again by standard-required; Sampling is done various performance tests according to standard on reel chain then.After reaching standard-required, packing is put on market.
The standard that this compact type chain is carried out is German DIN22255-2001, DIN22252-2001 (this standard is the industry universal standard).
As Fig. 1 is the upright ring of the super-flat schematic diagram that is pressed into, and the size of relevant upright ring is as follows:
Claims (2)
1, a kind of manufacture method of super-flat compact type chain vertical ring, it is characterized in that, comprise the steps: Lian Tiao Gang G is become the charge bar meet the demands, then charge bar is placed on the chaining tire of press bench, curve the chain link of big V-type mouth, in the tire that heals up of press bench, the big V-type mouth of chain link is pressed into little V-type mouth again, makes chain link counterpart gap reach welding requirements; The chain link of finishing is finished welding sequence again, puts at once after the deburring on the mold of press bench; Heart tire is inserted in the chain link of brake forming and place and guarantee to press on the special mold of back chain link circular arc, exert pressure, crimp onto the amount of technological requirement, on milling machine, will flatten two planes again and mill a part, reach the requirement size and get final product.
2, the manufacture method of super-flat compact type chain vertical ring as claimed in claim 1, it is characterized in that: the 23MnNiMoCr54 circular chain steel is become the short charge bar meet the demands with Ya Li Ji G, then charge bar is placed on the chaining tire of press bench, curve the chain link of big V-type mouth, again in the tire that heals up of press bench, the big V-type mouth of chain link is pressed into little V-type mouth, makes chain link counterpart gap reach welding requirements; The chain link of finishing forwards flash butt welder to and finishes welding sequence, puts at once after the deburring on the mold of press bench; Heart tire is inserted in the chain link of brake forming and place and guarantee to press on the special mold of back chain link circular arc, exert pressure, crimp onto the amount of technological requirement, on milling machine, will flatten two planes again and mill a part, reach the requirement size and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101310813A CN101342568A (en) | 2008-08-16 | 2008-08-16 | Method for manufacturing super-flat compact type chain vertical ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101310813A CN101342568A (en) | 2008-08-16 | 2008-08-16 | Method for manufacturing super-flat compact type chain vertical ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101342568A true CN101342568A (en) | 2009-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101310813A Pending CN101342568A (en) | 2008-08-16 | 2008-08-16 | Method for manufacturing super-flat compact type chain vertical ring |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418739A (en) * | 2013-08-13 | 2013-12-04 | 江苏金茂制链有限公司 | Flat ring pressing method |
| CN104084487A (en) * | 2014-06-20 | 2014-10-08 | 江苏格林机械有限公司 | Compact chain extrusion device and extrusion forming method thereof |
| CN104313293A (en) * | 2014-09-29 | 2015-01-28 | 西安重装澄合煤矿机械有限公司 | Compact chain vertical ring hot extrusion process |
| CN106513561A (en) * | 2016-08-31 | 2017-03-22 | 山东良达发兴圆环链有限公司 | Production method for stainless steel round-link chain |
| CN108580793A (en) * | 2018-04-12 | 2018-09-28 | 北京华海基业机械设备有限公司 | A kind of mining high intensity compact chain production method |
| CN108747222A (en) * | 2018-06-06 | 2018-11-06 | 北京华海基业机械设备有限公司 | The Flash Butt Welding moulding process of compact chain noncircular cross section chain link |
| CN109128702A (en) * | 2018-09-06 | 2019-01-04 | 鹤壁链条有限责任公司 | A kind of mining high-intensitive compact chain production technology |
| CN111842775A (en) * | 2020-06-30 | 2020-10-30 | 山东金乾多智能科技有限责任公司 | Wear-resistant variable-pitch chain and processing technology thereof |
| CN112676531A (en) * | 2020-12-08 | 2021-04-20 | 江苏亚星锚链股份有限公司 | Manufacturing method of mining chain vertical ring |
| CN113400020A (en) * | 2019-11-12 | 2021-09-17 | 山东金恒力机械制造有限公司 | Using method of automatic chain welding equipment |
| CN114789389A (en) * | 2022-04-27 | 2022-07-26 | 北京机科国创轻量化科学研究院有限公司 | Automatic grinding production line for vertical ring |
-
2008
- 2008-08-16 CN CNA2008101310813A patent/CN101342568A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418739A (en) * | 2013-08-13 | 2013-12-04 | 江苏金茂制链有限公司 | Flat ring pressing method |
| CN104084487A (en) * | 2014-06-20 | 2014-10-08 | 江苏格林机械有限公司 | Compact chain extrusion device and extrusion forming method thereof |
| CN104084487B (en) * | 2014-06-20 | 2016-09-14 | 江苏格林机械有限公司 | A kind of compact chain pressurizing unit and extrusion process thereof |
| CN104313293A (en) * | 2014-09-29 | 2015-01-28 | 西安重装澄合煤矿机械有限公司 | Compact chain vertical ring hot extrusion process |
| CN104313293B (en) * | 2014-09-29 | 2017-01-18 | 西安重装澄合煤矿机械有限公司 | Compact chain vertical ring hot extrusion process |
| CN106513561A (en) * | 2016-08-31 | 2017-03-22 | 山东良达发兴圆环链有限公司 | Production method for stainless steel round-link chain |
| CN108580793A (en) * | 2018-04-12 | 2018-09-28 | 北京华海基业机械设备有限公司 | A kind of mining high intensity compact chain production method |
| CN108747222A (en) * | 2018-06-06 | 2018-11-06 | 北京华海基业机械设备有限公司 | The Flash Butt Welding moulding process of compact chain noncircular cross section chain link |
| CN109128702A (en) * | 2018-09-06 | 2019-01-04 | 鹤壁链条有限责任公司 | A kind of mining high-intensitive compact chain production technology |
| CN113400020A (en) * | 2019-11-12 | 2021-09-17 | 山东金恒力机械制造有限公司 | Using method of automatic chain welding equipment |
| CN111842775A (en) * | 2020-06-30 | 2020-10-30 | 山东金乾多智能科技有限责任公司 | Wear-resistant variable-pitch chain and processing technology thereof |
| CN112676531A (en) * | 2020-12-08 | 2021-04-20 | 江苏亚星锚链股份有限公司 | Manufacturing method of mining chain vertical ring |
| CN114789389A (en) * | 2022-04-27 | 2022-07-26 | 北京机科国创轻量化科学研究院有限公司 | Automatic grinding production line for vertical ring |
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Open date: 20090114 |