CN115464345A - Manufacturing process of track damper clamp - Google Patents
Manufacturing process of track damper clamp Download PDFInfo
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- CN115464345A CN115464345A CN202211220259.8A CN202211220259A CN115464345A CN 115464345 A CN115464345 A CN 115464345A CN 202211220259 A CN202211220259 A CN 202211220259A CN 115464345 A CN115464345 A CN 115464345A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The invention discloses a process for manufacturing a track damper clamp, which is characterized by comprising the following steps of: through edge scraping, blanking, normalizing, R punching and bending, integral punch forming, quenching and tempering, shot blasting, full inspection, surface treatment, full inspection and packaging processes; according to the invention, the bending machine is improved, and the three-time integral punch forming is carried out in the same equipment, so that the problem that the prior production equipment cannot meet the process requirement of the clamp is solved, the production efficiency and the product quality are improved, and the production cost is reduced; the quenching is carried out by adopting the atmosphere protection quenching device, has the characteristics of decarburization prevention, no oxidation, short heat treatment period and low production cost, and efficiently finishes the heat treatment process of the formed part.
Description
Technical Field
The invention relates to the technical field of spring production, in particular to a process for manufacturing a track damper clamp.
Background
The rail damper clamp is mainly applied to a train rail and is an important component of a rail damper, the clamp produced by the existing clamp production equipment cannot meet the requirement of manual installation, the clamp needs to be pried by other tools for installation, the construction labor intensity is high, and the installation efficiency is low; therefore, it is necessary to provide a process for manufacturing the rail damper clip.
Disclosure of Invention
The invention aims to solve the problems and provides a process for manufacturing a track damper clamp.
In order to achieve the purpose, the invention provides the following technical scheme: the method is characterized by comprising the following steps:
the first step is as follows: scraping edges, namely removing burrs on the surface of the steel plate by using an edge scraping machine to ensure that the surface is smooth and has no burrs;
the second step is that: blanking, separating the required material from the raw material by using a punch;
the third step: normalizing, namely performing normalizing treatment on the formed part in the second step;
the fourth step: punching R to bend, namely punching R to bend the formed part in the third step at one time by adopting a punch;
the fifth step: forming, namely performing one-time punch forming on the formed part in the fourth step by adopting a bending machine;
and a sixth step: quenching, namely quenching in an atmosphere protection quenching mode;
the seventh step: tempering;
eighth step: shot blasting, namely, a shot blasting machine is adopted to jet steel shots to remove impurities such as surface oxide skin and the like from the formed part in the seventh step, so that the quality is improved;
the ninth step: performing full inspection, namely measuring and checking the formed part and the drawing in the eighth step by using a measuring instrument;
the tenth step: performing surface treatment, namely performing spray molding on the molded part in the ninth step, and after the spray molding is finished, knocking the molded part without falling by adopting an antirust insulating black coating of 0.2 MAX;
the eleventh step: final inspection, namely inspecting whether the formed part in the tenth step has quality conditions such as deformation, surface depression and the like;
the twelfth step: and (4) packaging the formed part in the tenth step according to the specifications.
Preferably, the scraping edge requires R0.5+0.5 MM to have a smooth surface and no burrs.
Preferably, a 16 ton punch is used to separate the slabs along a closed contour curve or straight line, with the dimensions of 325 + -0.8 MM long, 30 + -0.8 MM wide, and 2 + -0.2 MM thick.
Preferably, the R-angle specification: 2-R6 plus or minus 1.0 MM, R7.5 plus or minus 0.5 MM, size 21.0 plus or minus 0.8MM; and respectively carrying out bending treatment on the two ends of the formed part in opposite directions, wherein the bending angle is 49 +/-1 degrees.
As preferred, adopt the bender to divide integrative stamping forming of cubic, first time: the size is 14.1-1.0, and the angle is 63.5 +/-2 degrees; and (3) for the second time: size 24 + -0.5, size 10.8 + -0.5, size 141.5-1.0, angle 54 + -1 °; and thirdly: r80.0, size 55.2 +/-1.5, size 92.3 +/-1.0 and R16 +/-1.0.
Preferably, the quenching temperature is 840 ℃ and the time is 20 minutes.
Preferably, the tempering temperature is 415 ℃ and the time is 51 minutes, and after the tempering is finished, the formed part is cooled by air cooling or water cooling.
Preferably, the shot blasting is performed with a diameter of 0.6MM, HV650, a blasting intensity of 0.3 and a blasting time of 9 minutes.
The invention has the beneficial effects that: through the transformation of a bending machine, three times of integrated punch forming are carried out in the same equipment, so that the problem that the prior production equipment cannot meet the process requirements of the clamp is solved, the labor intensity is reduced, and the production efficiency and the product quality are improved;
the burrs around the steel plate are treated through the edge scraping process, so that the steel plate is smooth and has no burrs, the phenomenon that the burrs cut hands in the manual carrying process is avoided, and the safety of operating personnel is improved;
the quenching process has the characteristics of decarburization prevention, no oxidation, short heat treatment period and low production cost by adopting the atmosphere protection quenching device for quenching, and can efficiently finish the heat treatment process of the formed part.
Drawings
FIG. 1 is a flow chart of the production process of the present invention.
Detailed Description
The following will explain in detail a manufacturing process of a track damper clamp according to the present invention with reference to the accompanying drawings.
Referring to fig. 1, the manufacturing process of the rail damper clamp in the embodiment is characterized by comprising the following steps:
the first step is as follows: scraping edges, namely removing burrs on the surface of the steel plate by using an edge scraping machine to ensure that the surface is smooth and has no burrs, wherein the edge scraping requirement is that R0.5+0.5 MM is smooth and has no burrs; through scraping the limit technology and handling, handle steel sheet burr all around, make the steel sheet smooth, no burr, avoided artifical handling in-process burr to cut the hand, promoted operating personnel's safety.
The second step is that: blanking, separating the required material from the raw material by a punch press, and separating the plate material along a closed contour curve or a straight line by a 16-ton punch press, wherein the blanking size is 325 +/-0.8 MM in length, 30 +/-0.8 MM in width and 2 +/-0.2 MM in thickness.
The third step: and normalizing, namely performing normalizing treatment on the formed part in the second step.
The fourth step: punching R to bend, punching R to bend the formed part in the third step by adopting a punch at one time, and punching R angle specification: 2-R6 plus or minus 1.0 MM, R7.5 plus or minus 0.5 MM, size 21.0 plus or minus 0.8MM; and respectively carrying out bending treatment on the two ends of the formed part in opposite directions, wherein the bending angle is 49 +/-1 degrees.
The fifth step: shaping adopts bender one-time stamping forming to the formed part in the fourth step, adopts the bender to divide cubic integrative stamping forming, for the first time: the size is 14.1-1.0, and the angle is 63.5 +/-2 degrees; and (3) for the second time: the size is 24 +/-0.5, the size is 10.8 +/-0.5, the size is 141.5-1.0, and the angle is 54 +/-1 degrees; and thirdly: r80.0, size 55.2 +/-1.5, size 92.3 +/-1.0 and R16 +/-1.0.
And a sixth step: quenching, wherein the quenching is carried out in an atmosphere protection quenching mode, the quenching temperature is 840 ℃, and the quenching time is 20 minutes; the quenching process has the characteristics of decarburization prevention, no oxidation, short heat treatment period and low production cost by adopting the atmosphere protection quenching device for quenching, and can efficiently finish the heat treatment process of the formed part.
The seventh step: and (4) tempering at the temperature of 415 ℃ for 51 minutes, and cooling the formed part by air cooling or water cooling after the tempering is finished.
Eighth step: and (3) shot blasting, wherein a shot blasting machine is used for spraying steel shots to remove impurities such as surface scales and the like on the formed part in the seventh step, so that the quality is improved, the shot blasting adopts the method that the diameter is 0.6MM, the HV650, the spraying strength is 0.3, and the spraying time is 9 minutes.
The ninth step: and (4) performing full inspection, namely measuring and checking the formed part and the drawing in the eighth step by using a measuring instrument.
The tenth step: and (4) performing surface treatment, namely performing spray molding on the molded part in the ninth step, and after the spray molding is finished, knocking and falling prevention are achieved by adopting an antirust insulating black coating of 0.2 MAX.
The eleventh step: and finally, checking whether the formed part in the tenth step has quality conditions such as deformation, surface depression and the like.
The twelfth step: and (4) packaging the formed part in the tenth step according to the specifications.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (8)
1. A process for manufacturing a track damper clamp is characterized by comprising the following steps:
the first step is as follows: scraping edges, namely removing burrs on the surface of the steel plate by using an edge scraping machine to ensure that the surface is smooth and has no burrs;
the second step is that: blanking, separating the required material from the raw material by using a punch;
the third step: normalizing, namely normalizing the formed part in the second step;
the fourth step: punching R to bend, namely punching R to bend the formed part in the third step at one time by using a punch;
the fifth step: molding, namely integrally punching and molding the molded part in the fourth step by adopting a bending machine;
and a sixth step: quenching, namely quenching in an atmosphere protection quenching mode;
the seventh step: tempering;
the eighth step: shot blasting, namely, a shot blasting machine is adopted to jet steel shots to remove impurities such as surface oxide skin and the like from the formed part in the seventh step, so that the quality is improved;
the ninth step: performing full inspection, namely measuring and checking the formed part and the drawing in the eighth step by using a measuring instrument;
the tenth step: performing surface treatment, namely performing spray molding on the molded part in the ninth step, and after the spray molding is finished, knocking the molded part without falling by adopting an antirust insulating black coating of 0.2 MAX;
the eleventh step: final inspection, namely inspecting whether the formed part in the tenth step has quality conditions such as deformation, surface depression and the like;
the twelfth step: and (4) packaging the formed part in the tenth step according to the specifications.
2. The process of manufacturing a track damper clip according to claim 1, further characterized by: the scraping edge requires that R0.5+0.5 MM has smooth surface and no burr.
3. The process of manufacturing a track damper clip according to claim 1, further characterized by: the plates were separated along a closed contour curve or line using a 16 ton punch press with a blanking size of 325 + -0.8 MM long, 30 + -0.8 MM wide and 2 + -0.2 MM thick.
4. The process of manufacturing a track damper clip according to claim 1, further characterized by: punching R angle specification: 2-R6 plus or minus 1.0 MM, R7.5 plus or minus 0.5 MM, size 21.0 plus or minus 0.8MM; and respectively carrying out bending treatment on the two ends of the formed part in opposite directions, wherein the bending angle is 49 +/-1 degrees.
5. The process of manufacturing a track damper clip according to claim 1, further characterized by: adopt bender to divide integrative stamping forming of cubic, for the first time: the size is 14.1-1.0, and the angle is 63.5 +/-2 degrees; and (3) for the second time: size 24 + -0.5, size 10.8 + -0.5, size 141.5-1.0, angle 54 + -1 °; and thirdly: r80.0, size 55.2 +/-1.5, size 92.3 +/-1.0 and R16 +/-1.0.
6. The process of manufacturing a track damper clip according to claim 1, further characterized by: the quenching temperature is 840 ℃ and the quenching time is 20 minutes.
7. The process of manufacturing a track damper clip according to claim 1, further characterized by: the tempering temperature is 415 ℃, the tempering time is 51 minutes, and after the tempering is finished, the formed part is cooled by air cooling or water cooling.
8. The process of manufacturing a track damper clip according to claim 1, further characterized by: the shot blasting adopts the diameter of 0.6MM, HV650, the spraying strength of 0.3 and the spraying time of 9 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211220259.8A CN115464345A (en) | 2022-10-08 | 2022-10-08 | Manufacturing process of track damper clamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211220259.8A CN115464345A (en) | 2022-10-08 | 2022-10-08 | Manufacturing process of track damper clamp |
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| CN115464345A true CN115464345A (en) | 2022-12-13 |
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| CN202211220259.8A Pending CN115464345A (en) | 2022-10-08 | 2022-10-08 | Manufacturing process of track damper clamp |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3045964U (en) * | 1997-08-05 | 1998-02-20 | 株式会社八木研 | Napkin stopper |
| CN1597237A (en) * | 2004-08-06 | 2005-03-23 | 胡忠明 | Manufacturing technology of metal frame section bar |
| CN1911150A (en) * | 2005-08-10 | 2007-02-14 | 海尔集团公司 | Mobile holder and its mfg. method |
| CN209098012U (en) * | 2018-11-30 | 2019-07-12 | 安徽马钢工程技术集团有限公司 | A kind of track hoisting gripping member and Lift-on/Lift-off System |
| CN114083246A (en) * | 2021-12-23 | 2022-02-25 | 重庆三四零三汽车零部件有限公司 | Manufacturing process of high-stress plate spring |
-
2022
- 2022-10-08 CN CN202211220259.8A patent/CN115464345A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3045964U (en) * | 1997-08-05 | 1998-02-20 | 株式会社八木研 | Napkin stopper |
| CN1597237A (en) * | 2004-08-06 | 2005-03-23 | 胡忠明 | Manufacturing technology of metal frame section bar |
| CN1911150A (en) * | 2005-08-10 | 2007-02-14 | 海尔集团公司 | Mobile holder and its mfg. method |
| CN209098012U (en) * | 2018-11-30 | 2019-07-12 | 安徽马钢工程技术集团有限公司 | A kind of track hoisting gripping member and Lift-on/Lift-off System |
| CN114083246A (en) * | 2021-12-23 | 2022-02-25 | 重庆三四零三汽车零部件有限公司 | Manufacturing process of high-stress plate spring |
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