CN114633074A - Manufacturing method of hinged point type equipment base - Google Patents
Manufacturing method of hinged point type equipment base Download PDFInfo
- Publication number
- CN114633074A CN114633074A CN202210290766.2A CN202210290766A CN114633074A CN 114633074 A CN114633074 A CN 114633074A CN 202210290766 A CN202210290766 A CN 202210290766A CN 114633074 A CN114633074 A CN 114633074A
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- Prior art keywords
- pin shaft
- hinge point
- point support
- welding
- fixing piece
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000003466 welding Methods 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 238000003754 machining Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a manufacturing method of a hinge point type equipment base, which comprises a main body structure, a hinge pin and a hinge pin fixing piece, wherein the main body structure comprises a horizontal platform and a hinge point support, the hinge point support is welded with the horizontal platform, the hinge point support is connected with the hinge pin fixing piece through a bolt, and the hinge pin fixing piece is connected with a shaft clamping plate through a bolt. The invention has the advantages that: the equipment base is modularized, the field welding amount is reduced, the operation precision is easy to control, and the manufacturing period is shortened.
Description
Technical Field
The invention belongs to the technical field of ships, ocean engineering and hoisting equipment, and relates to a novel equipment (an anchor machine, a winding drum, a reduction box and a motor) base design, wherein the base can be used as a base of the anchor machine of the ships and the ocean engineering and can also be used as a base of the hoisting equipment, in particular to a manufacturing method of a hinge point type equipment base.
Background
As the foundation structure below the equipment, the equipment base has higher manufacturing requirement on the equipment base for ensuring the stable operation of the equipment, so that the equipment base is high in manufacturing cost and high in manufacturing difficulty. At present adopt the directness welding method mostly, it is big with deck or computer lab bottom plate welding volume after the base preparation is accomplished, the accuracy control difficulty, surface machining is mostly on-the-spot machining on the base, and the preparation cycle of whole equipment base is longer. How to reduce the welding amount on site, reduce the manufacturing difficulty of the equipment base and shorten the manufacturing period is a very important subject.
In the prior art, CN211145906U discloses a combined base of a large fan device, which comprises a carrying plate, wherein a first groove is annularly arranged on the periphery of the top of the carrying plate, a ball is connected in the first groove in a rolling manner, a rotary adjusting plate is arranged on the top of the ball, fixing plates are symmetrically arranged at two ends of the rotary adjusting plate, sliding grooves are formed in the vertical direction of the inner side of each fixing plate, a lifting adjusting plate is arranged between the sliding grooves, a first hydraulic telescopic rod is arranged between the bottom end of the lifting adjusting plate and the rotary adjusting plate, and a base is arranged in the middle of the top of the lifting adjusting plate; although this scheme has solved the fan and has installed the orientation problem on the upset regulating plate, but welding volume and precision problem before the installation and when installing are not solved.
Disclosure of Invention
The invention aims to overcome the limitations and provide a manufacturing method of the hinge point type equipment base, which can modularize the equipment base, reduce the field welding amount, easily control the operation precision and shorten the manufacturing period.
The purpose of the invention is realized by the following technical scheme: the utility model provides a manufacturing approach of hinge point formula equipment base, equipment base includes major structure, round pin axle and round pin axle mounting, and major structure includes horizontal platform and hinge point support, and the welding of hinge point support and horizontal platform, hinge point support and round pin axle mounting pass through bolted connection, have the card axle board through bolted connection on the round pin axle mounting, and concrete manufacturing approach is:
A. assembling and welding H-shaped steel to obtain a main structure, determining a welding seam form according to a stress calculation result, independently welding a hinge point support by using a steel plate, and welding the hinge point support on the main structure after the hinge point support is manufactured to form a base platform;
B. after the main structure of the base platform is welded, machining lines of four hinge points are drawn by a laser theodolite through a horizontal datum line, in-situ boring is carried out, four groups of hinge point holes are machined by unified laser scribing, and after machining, the four holes are ensured to be on the same horizontal plane and can be directly connected with a mechanism base;
C. the pin shaft is installed in the hinge point hole to be connected with an integrated module of equipment, the raw material of the pin shaft is a forged piece, the pin shaft can be modulated by using finished round steel to ensure the surface hardness, the pin shaft is subjected to finish machining after modulation to ensure the assembly precision and hardness, the pin shaft fixing piece is connected to the hinge point support through a bolt, and the shaft clamping plate is connected to the pin shaft fixing piece through the bolt to prevent the pin shaft from rotating.
Preferably, the welding seam of the H-shaped steel assembly welding in the step A is a groove fillet welding seam or a double-sided fillet welding seam.
Preferably, the field boring precision grade in the step B is F7, and the tolerance range is + 0.036- + 0.071.
Preferably, the surface hardness of the round steel of the pin shaft in the step C is HB225-HB255, and the precision tolerance range after modulation is-0.033-0.024.
In summary, the invention has the following advantages: the equipment base is modularized, the design of a hinge point hole is changed from original surface contact to a pin shaft type, namely, a surface contact part is changed into the modularized equipment base and an integrated module of the equipment to be directly installed through a pin shaft, the field installation time is shortened, the field machining milling surface is shortened, the equipment base is enabled to be horizontal, the operation stability of the equipment is improved, the field welding amount is shortened, the operation precision is easy to control, and the manufacturing period is shortened.
Drawings
FIG. 1 is a front view of the base of the apparatus of the present invention;
FIG. 2 is a top view of the base of the apparatus of the present invention;
reference numbers in the figures: 1-main body structure, 2-pin shaft, 3-pin shaft fixing piece, 4-shaft clamping plate, 11-horizontal platform and 12-hinge point support.
Detailed Description
For the purpose of enhancing understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are provided for illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the invention provides a method for manufacturing a hinge point type equipment base, the equipment base comprises a main body structure 1, a hinge pin 2 and a hinge pin fixing piece 3, the main body structure 1 comprises a horizontal platform 11 and a hinge point support 12, the hinge point support 12 is welded with the horizontal platform 11, the hinge point support 12 is connected with the hinge pin fixing piece 3 through a bolt, the hinge pin fixing piece 3 is connected with a shaft clamping plate 4 through a bolt, and the specific manufacturing method comprises the following steps: assembling and welding H-shaped steel to obtain a main body structure 1, determining the welding line form according to the stress calculation result, wherein the welding line form is a bevel angle welding line or a double-sided angle welding line, welding a hinge point support 12 by using a steel plate independently, and welding the hinge point support 12 on the main body structure 1 after the hinge point support is manufactured to form a base platform; after the main structure of the base platform is welded, drawing machining lines of four hinge points by a laser theodolite through a horizontal reference line, and carrying out on-site boring, wherein the accuracy grade of the on-site boring is F7, the tolerance range is + 0.036- +0.071, four groups of hinge point holes are processed by unified laser scribing, and after the four holes are processed, the four holes are ensured to be on the same horizontal plane, namely the whole base platform is adjusted to be horizontal by taking the processed hinge point holes as the reference, and can be directly connected with a mechanism base; the pin shaft 2 is installed in the hinge point hole to be connected with an integrated module of equipment, the pin shaft 2 is made of forged pieces, the pin shaft 2 can be modulated by finished round steel to ensure surface hardness, the pin shaft 2 is subjected to finish machining after modulation to ensure assembly precision and hardness, the round steel surface hardness of the pin shaft 2 is HB225-HB255, the modulated precision tolerance range is-0.033 to-0.024, the pin shaft fixing piece 3 is connected to the hinge point support through bolts, and the shaft clamping plate 4 is connected to the pin shaft fixing piece 3 through bolts to prevent the pin shaft 2 from rotating.
Claims (4)
1. A manufacturing method of a hinged point type equipment base is characterized in that: the equipment base comprises a main body structure, a pin shaft and a pin shaft fixing piece, wherein the main body structure comprises a horizontal platform and a hinged point support, the hinged point support is welded with the horizontal platform, the hinged point support is connected with the pin shaft fixing piece through a bolt, the pin shaft fixing piece is connected with a shaft clamping plate through a bolt, and the specific manufacturing method comprises the following steps:
A. assembling and welding H-shaped steel to obtain a main structure, determining a welding seam form according to a stress calculation result, independently welding a hinge point support by using a steel plate, and welding the hinge point support on the main structure after the hinge point support is manufactured to form a base platform;
B. after the main structure of the base platform is welded, machining lines of four hinge points are drawn by a laser theodolite through a horizontal datum line, in-situ boring is carried out, four groups of hinge point holes are machined by unified laser scribing, and after machining, the four holes are ensured to be on the same horizontal plane and can be directly connected with a mechanism base;
C. the pin shaft is installed in the hinge point hole to be connected with an integrated module of equipment, the raw material of the pin shaft is a forged piece, the pin shaft can be modulated by using finished round steel to ensure the surface hardness, the pin shaft is subjected to finish machining after modulation to ensure the assembly precision and hardness, the pin shaft fixing piece is connected to the hinge point support through a bolt, and the shaft clamping plate is connected to the pin shaft fixing piece through the bolt to prevent the pin shaft from rotating.
2. The method of claim 1, wherein the method further comprises: and B, in the step A, the welding line for assembling and welding the H-shaped steel is in a bevel angle welding line or a double-sided angle welding line.
3. The method of claim 1, wherein the method further comprises: and the field boring precision grade in the step B is F7, and the tolerance range is + 0.036- + 0.071.
4. The method of claim 1, wherein the method further comprises: and C, the surface hardness of the round pin rod in the step C is HB225-HB255, and the precision tolerance range after modulation is-0.033 to-0.024.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210290766.2A CN114633074A (en) | 2022-03-23 | 2022-03-23 | Manufacturing method of hinged point type equipment base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210290766.2A CN114633074A (en) | 2022-03-23 | 2022-03-23 | Manufacturing method of hinged point type equipment base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114633074A true CN114633074A (en) | 2022-06-17 |
Family
ID=81950427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210290766.2A Pending CN114633074A (en) | 2022-03-23 | 2022-03-23 | Manufacturing method of hinged point type equipment base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114633074A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101230685A (en) * | 2008-02-19 | 2008-07-30 | 同济大学 | Omnibearing equalization arrangement for drag rope |
| CN203229328U (en) * | 2013-04-27 | 2013-10-09 | 江苏工力重机有限公司 | Installation structure for overload limiter of ship unloader |
| CN104759744A (en) * | 2015-03-20 | 2015-07-08 | 上海振华重工(集团)股份有限公司 | Manufacturing method for luffing steel bridge hinge point |
| CN109058285A (en) * | 2018-09-04 | 2018-12-21 | 龙工(上海)机械制造有限公司 | A kind of multi-functional hinge mounted structure |
| CN109455266A (en) * | 2018-10-31 | 2019-03-12 | 共享钢构有限责任公司 | The production method of the production method and mast pin shaft support of otic placode support |
| CN208758961U (en) * | 2018-08-15 | 2019-04-19 | 招商局重工（江苏）有限公司 | One kind pulling out shaft device |
| CN111941016A (en) * | 2020-08-28 | 2020-11-17 | 南京港机重工制造有限公司 | Manufacturing method of herringbone frame hinged point support structure of portal crane |
| CN112122852A (en) * | 2020-09-24 | 2020-12-25 | 纽科伦（新乡）起重机有限公司 | Novel assembling tool and assembling method for flange of gantry crane |
| CN212567778U (en) * | 2020-08-13 | 2021-02-19 | 徐州威卡电子控制技术有限公司 | Round pin axle force transducer marks frock |
-
2022
- 2022-03-23 CN CN202210290766.2A patent/CN114633074A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101230685A (en) * | 2008-02-19 | 2008-07-30 | 同济大学 | Omnibearing equalization arrangement for drag rope |
| CN203229328U (en) * | 2013-04-27 | 2013-10-09 | 江苏工力重机有限公司 | Installation structure for overload limiter of ship unloader |
| CN104759744A (en) * | 2015-03-20 | 2015-07-08 | 上海振华重工(集团)股份有限公司 | Manufacturing method for luffing steel bridge hinge point |
| CN208758961U (en) * | 2018-08-15 | 2019-04-19 | 招商局重工（江苏）有限公司 | One kind pulling out shaft device |
| CN109058285A (en) * | 2018-09-04 | 2018-12-21 | 龙工(上海)机械制造有限公司 | A kind of multi-functional hinge mounted structure |
| CN109455266A (en) * | 2018-10-31 | 2019-03-12 | 共享钢构有限责任公司 | The production method of the production method and mast pin shaft support of otic placode support |
| CN212567778U (en) * | 2020-08-13 | 2021-02-19 | 徐州威卡电子控制技术有限公司 | Round pin axle force transducer marks frock |
| CN111941016A (en) * | 2020-08-28 | 2020-11-17 | 南京港机重工制造有限公司 | Manufacturing method of herringbone frame hinged point support structure of portal crane |
| CN112122852A (en) * | 2020-09-24 | 2020-12-25 | 纽科伦（新乡）起重机有限公司 | Novel assembling tool and assembling method for flange of gantry crane |
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Application publication date: 20220617 |