CN113334034A - Manufacturing method of eccentric suspension post - Google Patents
Manufacturing method of eccentric suspension post Download PDFInfo
- Publication number
- CN113334034A CN113334034A CN202110767886.2A CN202110767886A CN113334034A CN 113334034 A CN113334034 A CN 113334034A CN 202110767886 A CN202110767886 A CN 202110767886A CN 113334034 A CN113334034 A CN 113334034A
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- China
- Prior art keywords
- inverted
- point
- manufacturing
- bent column
- bolt holes
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000000725 suspension Substances 0.000 title abstract description 4
- 239000010865 sewage Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/66—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a method for manufacturing an eccentric suspension post, which relates to the technical field of hoisting and comprises the following steps of 1: taking a straight rod; step 2: turning threads at two ends of the straight rod, wherein the threads are matched with bolt holes at two ends of the sewage treatment device; and step 3: manufacturing a bent column retainer, wherein the bent column retainer is a long flat plate, two through holes are formed in the flat plate, and the distance between the two through holes is the same as the distance between bolt holes at two ends of a sealing head of the sewage treatment device; and 4, step 4: measuring the distance between bolt holes at two ends of an end socket of the sewage treatment device and the lifting point data when the two bolt holes are kept on the same horizontal line, and manufacturing a bent column die according to the measured data, wherein the bent column die is provided with an inverted U-shaped bend; and 5: heating a straight rod, then placing the straight rod into a U-shaped bend of the bent column die to bend the straight rod into a bent column, and placing two ends of the bent column into two through holes of a bent column retainer; step 6: and cooling to obtain the eccentric hanging column.
Description
Technical Field
The invention relates to the technical field of hoisting, in particular to a manufacturing method of an eccentric hanging column.
Background
The sewage treatment device used in the sewage treatment plant needs to be installed underwater, some sewage treatment devices even have dozens of meters underwater, the common method is that the lifting rings are welded at the two ends of the upper end socket of the sewage treatment device, during installation, the two ends of the lifting rings are respectively connected with the lifting chains through bolts, and after the lifting chains are placed on a placing point, constructors take down the lifting chains underwater.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to solve the problems of time and labor waste and high cost caused by using a lifting chain as a lifting auxiliary tool in the sewage treatment device in the prior art.
The technical scheme is as follows: the invention discloses a method for manufacturing an eccentric suspension post, which comprises the following steps,
step 1: taking a straight rod;
step 2: turning threads at two ends of the straight rod, wherein the threads are matched with bolt holes at two ends of the sewage treatment device;
and step 3: manufacturing a bent column retainer, wherein the bent column retainer is a long flat plate, two through holes are formed in the flat plate, and the distance between the two through holes is the same as the distance between bolt holes at two ends of a sealing head of the sewage treatment device;
and 4, step 4: measuring the distance between bolt holes at two ends of an end socket of the sewage treatment device and the lifting point data when the two bolt holes are kept on the same horizontal line, and manufacturing a bent column die according to the measured data, wherein the bent column die is provided with an inverted U-shaped bend;
and 5: heating a straight rod, then placing the straight rod into a U-shaped bend of the bent column die to bend the straight rod into a bent column, and placing two ends of the bent column into two through holes of a bent column retainer;
step 6: and cooling to obtain the eccentric hanging column.
Further, the specific operation content of step 4 is as follows:
recording straight lines where bolt holes at two ends of an end socket of the sewage treatment device are located as straight lines AB, wherein the length of the straight lines AB is the distance between the two bolt holes; keeping a straight line AB horizontal, determining a lifting point F of the sewage treatment device, wherein the projection point of the lifting point F on the straight line AB is E, the length between the lifting point F and an intersection point E is h, and the distances from the intersection point E to the two ends of the straight line AB are L1 and L2;
preparing a bent column die:
1) taking a flat plate, and drawing an inverted U-shaped line on the flat plate, wherein the left end point and the right end point of the lower end of the inverted U-shaped line are A ' and B ', and the highest point of the upper end of the inverted U-shaped line is F ';
connecting the point A 'and the point B', and setting the vertical projection point of the F 'on the straight line A' B 'as a point E', wherein the length of the straight line A 'E' is L1, the length of the straight line E 'B' is L2, and the length of the straight line F 'E' is h;
2) taking a plurality of first vertical plates, welding the first vertical plates on the flat plate along the inner side of the inverted U-shaped line, and arranging the first vertical plates into an inverted U-shaped structure; the outer side of the inverted U-shaped structure forms an inverted U-shaped bend.
Furthermore, a plurality of second vertical plates are arranged on the outer side of the inverted U-shaped structure, and the distance between each second vertical plate and the inverted U-shaped structure is larger than the diameter of the straight rod.
Further, the straight rod in the step 1 is a solid rod.
Furthermore, two nuts are respectively arranged at two ends of the eccentric hanging column behind the cold area. .
Furthermore, the flat plate, the first vertical plate and the second vertical plate are made of heat-resistant metal.
Has the advantages that: according to the invention, the eccentric bent column is prepared according to the bolt hole and the hanging point data of the sewage treatment device, the original hanging chain of the sewage treatment device is replaced, the lifting hook directly hooks the eccentric hanging column, when the sewage treatment device is hung underwater, the lifting hook is easily separated from the eccentric hanging column after being placed into the water, personnel launching is not needed, the equipment installation cost is reduced, and the risk possibly generated by the personnel launching is avoided.
Drawings
FIG. 1 is a schematic view of the present invention in use;
FIG. 2 is a schematic view of the present invention in a curved post configuration within a curved post mold;
FIG. 3 is a schematic view showing the positions of two bolt holes and hanging points on the sewage treatment device head according to the present invention;
reference numbers in the figures: a sewage treatment device-1; bolt hole-2; an eccentric hanging post-3; a nut-4; a bent column retainer-5; plate-6; a first vertical plate-7; a second vertical plate-8.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
A method for manufacturing an eccentric hanging column comprises the following steps,
step 1: a straight rod is taken and is selected as a solid rod.
Step 2: and threads are turned at the two ends of the straight rod and are matched with the bolt holes 2 at the two ends of the seal head of the sewage treatment device 1.
And step 3: manufacturing a bent column retainer 5, wherein the bent column retainer 5 is a long flat plate 6, two through holes are formed in the flat plate 6, and the distance between the two through holes is the same as the distance between the bolt holes 2 at the two ends of the seal head of the sewage treatment device 1.
And 4, step 4: measuring the distance between bolt holes 2 at two ends of an end socket of the sewage treatment device 1 and the lifting point data when the two bolt holes 2 are kept on the same horizontal line, and manufacturing a bent column die according to the measured data, wherein the bent column die is provided with an inverted U-shaped bend;
the specific operation content is as follows:
recording straight lines where the bolt holes 2 at two ends of the end socket of the sewage treatment device 1 are located as straight lines AB, wherein the length of the straight lines AB is the distance between the two bolt holes 2; keeping a straight line AB horizontal, determining a lifting point F of the sewage treatment device 1, wherein the projection point of the lifting point F on the straight line AB is E, the length between the lifting point F and an intersection point E is h, and the distances from the intersection point E to the two ends of the straight line AB are L1 and L2; the schematic position diagram of two bolt holes 2 and hoisting points on the sealing head of the sewage treatment device 1 is shown in 3;
preparing a bent column die:
1) taking a flat plate 6, and drawing an inverted U-shaped line on the flat plate 6, wherein the left end point and the right end point of the lower end of the inverted U-shaped line are A ' and B ', and the highest point of the upper end of the inverted U-shaped line is F ';
connecting the point A 'and the point B', and setting the vertical projection point of the F 'on the straight line A' B 'as a point E', wherein the length of the straight line A 'E' is L1, the length of the straight line E 'B' is L2, and the length of the straight line F 'E' is h;
2) taking a plurality of first vertical plates 7, welding the first vertical plates 7 on the flat plate 6 along the inner side of the inverted U-shaped line, and arranging the first vertical plates 7 into an inverted U-shaped structure; an inverted U-shaped bend is formed on the outer side of the inverted U-shaped structure;
3) and a plurality of second vertical plates 8 are arranged on the outer side of the inverted U-shaped structure, and the distance between each second vertical plate 8 and the inverted U-shaped structure is greater than the diameter of the straight rod.
The flat plate 6, the first vertical plate 7 and the second vertical plate 8 are made of heat-resistant metal.
And 5: and heating the straight rod, then placing the straight rod into a U-shaped bend of the bent column die to bend the straight rod into a bent column, and placing two ends of the bent column into two through holes of the bent column retainer 5.
Step 6: and cooling to obtain the eccentric hanging post 3, and installing two nuts 4 at two ends of the eccentric hanging post 3 after the cold area.
The working principle of the invention is as follows: when the device is used, the two ends of the eccentric hanging column are respectively provided with a nut and then inserted into bolt holes at the two ends of the sewage treatment device seal head, another nut is installed after the bolt holes are inserted, and the length of the two ends of the eccentric hanging column extending out of the bolt holes is adjusted through the two nuts installed at the two ends of the eccentric hanging column.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A method for manufacturing an eccentric hanging column is characterized by comprising the following steps,
step 1: taking a straight rod;
step 2: turning threads at two ends of the straight rod, wherein the threads are matched with bolt holes at two ends of the sewage treatment device seal head;
and step 3: manufacturing a bent column retainer, wherein the bent column retainer is a long flat plate, two through holes are formed in the flat plate, and the distance between the two through holes is the same as the distance between bolt holes at two ends of a sealing head of the sewage treatment device;
and 4, step 4: measuring the distance between bolt holes at two ends of an end socket of the sewage treatment device and the lifting point data when the two bolt holes are kept on the same horizontal line, and manufacturing a bent column die according to the measured data, wherein the bent column die is provided with an inverted U-shaped bend;
and 5: heating a straight rod, then placing the straight rod into a U-shaped bend of the bent column die to bend the straight rod into a bent column, and placing two ends of the bent column into two through holes of a bent column retainer;
step 6: and cooling to obtain the eccentric hanging column.
2. The method for manufacturing the eccentric hanging column according to claim 1, wherein the specific operation content of the step 4 is as follows:
recording straight lines where bolt holes at two ends of an end socket of the sewage treatment device are located as straight lines AB, wherein the length of the straight lines AB is the distance between the two bolt holes; keeping a straight line AB horizontal, determining a lifting point F of the sewage treatment device, wherein the projection point of the lifting point F on the straight line AB is E, the length between the lifting point F and an intersection point E is h, and the distances from the intersection point E to the two ends of the straight line AB are L1 and L2;
preparing a bent column die:
1) taking a flat plate, and drawing an inverted U-shaped line on the flat plate, wherein the left end point and the right end point of the lower end of the inverted U-shaped line are A ' and B ', and the highest point of the upper end of the inverted U-shaped line is F ';
connecting the point A 'and the point B', and setting the vertical projection point of the F 'on the straight line A' B 'as a point E', wherein the length of the straight line A 'E' is L1, the length of the straight line E 'B' is L2, and the length of the straight line F 'E' is h;
2) taking a plurality of first vertical plates, welding the first vertical plates on the flat plate along the inner side of the inverted U-shaped line, and arranging the first vertical plates into an inverted U-shaped structure; the outer side of the inverted U-shaped structure forms an inverted U-shaped bend.
3. The method for manufacturing the eccentric hanging post according to claim 2, wherein a plurality of second vertical plates are arranged on the outer side of the inverted U-shaped structure, and the distance between the second vertical plates and the inverted U-shaped structure is larger than the diameter of the straight rod.
4. The method for manufacturing the eccentric hanging post according to claim 1, wherein the straight rod in the step 1 is a solid rod.
5. The method for manufacturing an eccentric hanging post according to claim 1, wherein two nuts are respectively installed at two ends of the eccentric hanging post after the cold zone.
6. The method for manufacturing an eccentric hanging post according to claim 3, wherein the flat plate, the first vertical plate and the second vertical plate are made of heat-resistant metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110767886.2A CN113334034B (en) | 2021-07-07 | 2021-07-07 | Manufacturing method of eccentric suspension post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110767886.2A CN113334034B (en) | 2021-07-07 | 2021-07-07 | Manufacturing method of eccentric suspension post |
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| Publication Number | Publication Date |
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| CN113334034A true CN113334034A (en) | 2021-09-03 |
| CN113334034B CN113334034B (en) | 2022-06-14 |
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| CN202110767886.2A Active CN113334034B (en) | 2021-07-07 | 2021-07-07 | Manufacturing method of eccentric suspension post |
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|---|---|---|---|---|
| CN2231263Y (en) * | 1995-09-29 | 1996-07-17 | 吕寒芳 | Lateral inserting groove anode frame loading lift ring |
| CN102145443A (en) * | 2010-02-05 | 2011-08-10 | 上海新申金属制品有限公司 | Method for processing U-shaped bolts |
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| CN104259271A (en) * | 2014-09-17 | 2015-01-07 | 贵州航天新力铸锻有限责任公司 | Bending device and method for machining U-shaped bolt by use of bending device |
| CN106077200A (en) * | 2016-08-26 | 2016-11-09 | 江阴市七星机械设备制造有限公司 | The boiler hot-bending method of U-shaped suspension rod |
| KR101959175B1 (en) * | 2018-10-23 | 2019-03-15 | 장철수 | Manufacturing method of U bolt used to fasten automobile leaf spring |
| CN110271952A (en) * | 2019-07-05 | 2019-09-24 | 江苏源泉泵业股份有限公司 | A kind of Alcula type shipment divergence type submersible water impeller |
| CN211202575U (en) * | 2019-10-30 | 2020-08-07 | 中国石油天然气股份有限公司 | Fixing device of distribution box |
| CN112408189A (en) * | 2020-11-24 | 2021-02-26 | 陈秀民 | Hoisting ring capable of being partially recycled |
-
2021
- 2021-07-07 CN CN202110767886.2A patent/CN113334034B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231263Y (en) * | 1995-09-29 | 1996-07-17 | 吕寒芳 | Lateral inserting groove anode frame loading lift ring |
| CN102145443A (en) * | 2010-02-05 | 2011-08-10 | 上海新申金属制品有限公司 | Method for processing U-shaped bolts |
| CN102942109A (en) * | 2012-12-07 | 2013-02-27 | 中国建筑第八工程局有限公司 | Hoisting method of multiple profiled prefabricated parts by sharing a lifting rope |
| CN103861901A (en) * | 2012-12-14 | 2014-06-18 | 中国二十冶集团有限公司 | Steel column oval man hole door on-the-spot cold bending manufacturing method |
| CN203428744U (en) * | 2013-09-02 | 2014-02-12 | 内蒙古北方重工业集团有限公司 | Pit cover plate lifting assisting tool |
| CN104259271A (en) * | 2014-09-17 | 2015-01-07 | 贵州航天新力铸锻有限责任公司 | Bending device and method for machining U-shaped bolt by use of bending device |
| CN106077200A (en) * | 2016-08-26 | 2016-11-09 | 江阴市七星机械设备制造有限公司 | The boiler hot-bending method of U-shaped suspension rod |
| KR101959175B1 (en) * | 2018-10-23 | 2019-03-15 | 장철수 | Manufacturing method of U bolt used to fasten automobile leaf spring |
| CN110271952A (en) * | 2019-07-05 | 2019-09-24 | 江苏源泉泵业股份有限公司 | A kind of Alcula type shipment divergence type submersible water impeller |
| CN211202575U (en) * | 2019-10-30 | 2020-08-07 | 中国石油天然气股份有限公司 | Fixing device of distribution box |
| CN112408189A (en) * | 2020-11-24 | 2021-02-26 | 陈秀民 | Hoisting ring capable of being partially recycled |
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| Publication number | Publication date |
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| CN113334034B (en) | 2022-06-14 |
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Effective date of registration: 20240104 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: No. 188, Xinle Road, Jiangbei new district, Nanjing, Jiangsu Province, 210048 Patentee before: NANJING POLYTECHNIC INSTITUTE |
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