CN103624204B - A kind of nuclear head forging upper rotary workbench - Google Patents

A kind of nuclear head forging upper rotary workbench Download PDF

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Publication number
CN103624204B
CN103624204B CN201310694823.4A CN201310694823A CN103624204B CN 103624204 B CN103624204 B CN 103624204B CN 201310694823 A CN201310694823 A CN 201310694823A CN 103624204 B CN103624204 B CN 103624204B
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CN
China
Prior art keywords
spring assembly
outer ring
revolving body
interior
dished spring
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Expired - Fee Related
Application number
CN201310694823.4A
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Chinese (zh)
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CN103624204A (en
Inventor
张栋
于忠海
刘加亮
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Shanghai Dianji University
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Shanghai Dianji University
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Priority to CN201310694823.4A priority Critical patent/CN103624204B/en
Publication of CN103624204A publication Critical patent/CN103624204A/en
Application granted granted Critical
Publication of CN103624204B publication Critical patent/CN103624204B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a kind of nuclear head forging upper rotary workbench, comprise the seat of honour, revolving body, top board, outer ring race bearing, interior annular race bearing, dished spring assembly and ratchet circle, the seat of honour is tubular structure, revolving body extend in the cylinder of the seat of honour, is mutually rotationally connected between revolving body and the seat of honour by outer ring race bearing; Dished spring assembly comprises outer dished spring assembly and interior dished spring assembly, outer dished spring assembly is arranged in the seat of honour, outer ring race bearing is supported on outer dished spring assembly, top board is rotated by interior annular race bearing and is arranged on revolving body, interior dished spring assembly is arranged in revolving body, interior annular race bearing is supported on interior dished spring assembly, and ratchet circle is fixedly installed on revolving body, and forging die is suspended on below revolving body.The present invention may be used for the water chamber head forging generation Ⅲ nuclear power station steam generator, and water chamber head forging material is fine and close, and can reduce processing and manufacturing difficulty and cost.

Description

A kind of nuclear head forging upper rotary workbench
Technical field
The invention belongs to heavy metallurgy technical field of forging, relate to a kind of rotary table, particularly a kind of nuclear head forging upper rotary workbench that can realize the forging of nuclear power barrel end socket.
Background technology
Domestic and international existing Work turning table mainly descends swinging workbench, and namely workpiece is positioned on the rotating disk of lower rotary table top, and lower rotary table is placed on moveable platform.Forging die setting, on the moved cross beam of hydraulic press, moves up and down under the drive of moved cross beam.In forging and stamping process, the drive unit of lower rotary table drives panoramic table top turntable intermittent to rotate, thus drives workpiece intermittent rotary.Realize workpiece and rotate forging and stamping.
Because at present most lower rotary table is universal, the workpiece forging requirement of different size in certain limit and quality namely to be adapted to.Just cannot forge when workpiece forging size exceeds the former designing requirement of this panoramic table.
Summary of the invention
Technical problem to be solved by this invention is to provide and a kind ofly can adapts to various different size and mass workpiece forging requires, reduces the nuclear head forging upper rotary workbench of machined difficulty and cost, to overcome the above-mentioned defect that prior art exists.
The technical scheme of technical solution problem of the present invention is as follows:
A kind of nuclear head forging upper rotary workbench, it is characterized in that, comprise the seat of honour, revolving body, top board, outer ring race bearing, interior annular race bearing, dished spring assembly and ratchet circle, the described seat of honour is tubular structure, revolving body extend in the cylinder of the seat of honour, is mutually rotationally connected between revolving body and the seat of honour by outer ring race bearing; Described dished spring assembly comprises outer dished spring assembly and interior dished spring assembly, described outer dished spring assembly is arranged in the seat of honour, outer ring race bearing is supported on outer dished spring assembly, described top board is rotated by interior annular race bearing and is arranged on revolving body, described interior dished spring assembly is arranged in revolving body, interior annular race bearing is supported on interior dished spring assembly, and described ratchet circle is fixedly installed on revolving body, and forging die is suspended on below revolving body.
Be installed on by upper rotary workbench when the present invention uses on the moved cross beam of ten thousand tons of free forging hydraulic machines, forging die is suspended on the below of revolving body.Hydraulic jack driving pawl circle (sequence 5) intermittent rotary, drives revolving body to rotate, thus drives forging die intermittent rotary certain angle, and hydraulic press moved cross beam is descending, drives forging die forging and stamping workpiece, by blank flow forming.
From above disclosed technical scheme, the present invention may be used for the water chamber head forging generation Ⅲ nuclear power station steam generator, manufactured forging can meet the technical requirement of water chamber head, ensure that water chamber head forging material is fine and close, metal streamline distribution rationally, not easily cracks, the mach difficulty reduced, metal cutting amount is few, and can reduce processing and manufacturing difficulty and cost.
Accompanying drawing explanation
Fig. 1 is upper rotary working section structural representation of the present invention.
Reference numeral is as follows:
1, the seat of honour 2, outer ring race bearing 3, top board
4, outer dished spring assembly 5, ratchet circle 6, interior annular race bearing
7, deep gouge on revolving body 8, dovetail groove 9, outer ring
10, deep gouge 12, interior annular sinking groove under deep gouge 11, outer ring in interior annular
13, interior dished spring assembly 201, outer ring glide path 202, outer ring sliding way
203, outer steel ball 601, interior annular glide path 602, interior annular sliding way
603, interior steel ball
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1, nuclear head forging upper rotary workbench of the present invention, comprise the seat of honour 1, revolving body 7, top board 3, outer ring race bearing 2, interior annular race bearing 6, dished spring assembly and ratchet circle 5, the described seat of honour 1 is in tubular structure, revolving body 7 extend in the cylinder of the seat of honour 1, is mutually rotationally connected between revolving body 7 and the seat of honour 1 by outer ring race bearing 2; Described dished spring assembly comprises outer dished spring assembly 4 and interior dished spring assembly 13, described outer dished spring assembly 4 is arranged in the seat of honour 1, outer ring race bearing 2 is supported on outer dished spring assembly 4, described top board 3 is rotated by interior annular race bearing 6 and is arranged on revolving body 7, described interior dished spring assembly 13 is arranged in revolving body 7, interior annular race bearing 6 is supported on interior dished spring assembly 13, and described ratchet circle 5 is fixedly installed on revolving body 7, and forging die is suspended on below revolving body 7.
Further, described outer ring race bearing 2 comprises outer ring sliding way 202, outer ring glide path 201 and outer steel ball 203, and what outer steel ball 203 rolled is arranged between outer ring sliding way 202 and outer ring glide path 201; Described interior annular race bearing 6 comprises interior annular sliding way 602, interior annular glide path 601 and interior steel ball 603, and what interior steel ball 603 rolled is arranged between interior annular sliding way 602 and interior annular glide path 601.
Further, the described seat of honour 1 top is inwardly provided with deep gouge 11 under outer ring, outer dished spring assembly 4 to be arranged under outer ring in deep gouge 11, outer ring glide path 201 is supported on outer dished spring assembly 4, be provided with deep gouge 9 on outer ring below revolving body 7 outer rim, outer ring sliding way 202 to be embedded on outer ring in deep gouge 9; The upper surface of described revolving body 7 is inwardly provided with annular sinking groove 12 in a circle, interior dished spring assembly 13 is arranged in interior annular sinking groove 12, interior annular glide path 601 is supported on interior dished spring assembly 13, top board 3 lower surface correspondence is provided with the upper deep gouge 10 of annular in, and interior annular sliding way 602 to be embedded in interior annular in deep gouge 10.
The lower surface of described revolving body 7 is provided with dovetail groove 8, and forging die is suspended in dovetail groove 8.
The foregoing is only better embodiment of the present invention, be not used for limiting the scope of the invention, every equal conversion done according to the claims in the present invention, all within protection scope of the present invention.

Claims (6)

1. a nuclear head forging upper rotary workbench, it is characterized in that, comprise the seat of honour, revolving body, top board, outer ring race bearing, interior annular race bearing, dished spring assembly and ratchet circle, the described seat of honour is tubular structure, revolving body extend in the cylinder of the seat of honour, is mutually rotationally connected between revolving body and the seat of honour by outer ring race bearing; Described dished spring assembly comprises outer dished spring assembly and interior dished spring assembly, described outer dished spring assembly is arranged in the seat of honour, outer ring race bearing is supported on outer dished spring assembly, described top board is rotated by interior annular race bearing and is arranged on revolving body, described interior dished spring assembly is arranged in revolving body, interior annular race bearing is supported on interior dished spring assembly, and described ratchet circle is fixedly installed on revolving body, and forging die is suspended on below revolving body.
2. nuclear head forging upper rotary workbench according to claim 1, it is characterized in that, described outer ring race bearing comprises outer ring sliding way, outer ring glide path and outer steel ball, being arranged between outer ring sliding way and outer ring glide path of outer steel ball rolling.
3. nuclear head forging upper rotary workbench according to claim 1, it is characterized in that, described interior annular race bearing comprises interior annular sliding way, interior annular glide path and interior steel ball, being arranged between interior annular sliding way and interior annular glide path of interior steel ball rolling.
4. nuclear head forging upper rotary workbench according to claim 2, it is characterized in that, described seat of honour top is inwardly provided with deep gouge under outer ring, outer dished spring assembly to be arranged under outer ring in deep gouge, outer ring glide path is supported on outer dished spring assembly, be provided with deep gouge on outer ring below revolving body outer rim, outer ring sliding way to be embedded on outer ring in deep gouge.
5. nuclear head forging upper rotary workbench according to claim 3, it is characterized in that, the upper surface of described revolving body is inwardly provided with annular sinking groove in a circle, interior dished spring assembly is arranged in interior annular sinking groove, interior annular glide path is supported on interior dished spring assembly, top board lower surface correspondence is provided with the upper deep gouge of annular in, and interior annular sliding way to be embedded in interior annular in deep gouge.
6. nuclear head forging upper rotary workbench according to claim 1, it is characterized in that, the lower surface of described revolving body is provided with dovetail groove, and forging die is suspended in dovetail groove.
CN201310694823.4A 2013-12-17 2013-12-17 A kind of nuclear head forging upper rotary workbench Expired - Fee Related CN103624204B (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201310694823.4A CN103624204B (en) 2013-12-17 2013-12-17 A kind of nuclear head forging upper rotary workbench

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CN103624204B true CN103624204B (en) 2015-09-30

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104588562B (en) * 2015-01-26 2016-05-18 江苏永年激光成形技术有限公司 The plastic forming process of nuclear power hydroecium integral head cover and intelligent forging press used thereof
CN108284194A (en) * 2018-02-06 2018-07-17 洛阳圣久锻件有限公司 A kind of hydrostatic forging machine revolving support platform
CN108941421A (en) * 2018-09-29 2018-12-07 德清县鑫宏锻造有限公司 Forge Manual rotary platform
CN114850374A (en) * 2022-07-05 2022-08-05 山西大原机电科技有限公司 Rotary workbench for fan shaft die forging press

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU627900A1 (en) * 1977-05-23 1978-10-15 Предприятие П/Я В-2869 Forging press turntable
JPS58196134A (en) * 1982-05-12 1983-11-15 Asahi Okuma Ind Co Ltd Stand for feeding wire rod of header
CN101422806A (en) * 2008-11-27 2009-05-06 太原重工股份有限公司 Rotary table of quick-forging hydraulic press
CN201455166U (en) * 2009-03-26 2010-05-12 上海重型机器锻件厂 Bearing rotary table for large-scale forging
CN101972831A (en) * 2010-10-29 2011-02-16 太原重工股份有限公司 Rotary worktable for forging pie-shaped forging pieces

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU627900A1 (en) * 1977-05-23 1978-10-15 Предприятие П/Я В-2869 Forging press turntable
JPS58196134A (en) * 1982-05-12 1983-11-15 Asahi Okuma Ind Co Ltd Stand for feeding wire rod of header
CN101422806A (en) * 2008-11-27 2009-05-06 太原重工股份有限公司 Rotary table of quick-forging hydraulic press
CN201455166U (en) * 2009-03-26 2010-05-12 上海重型机器锻件厂 Bearing rotary table for large-scale forging
CN101972831A (en) * 2010-10-29 2011-02-16 太原重工股份有限公司 Rotary worktable for forging pie-shaped forging pieces

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