CN109604970A - A kind of export structure production method of propulsion device - Google Patents
A kind of export structure production method of propulsion device Download PDFInfo
- Publication number
- CN109604970A CN109604970A CN201910002859.9A CN201910002859A CN109604970A CN 109604970 A CN109604970 A CN 109604970A CN 201910002859 A CN201910002859 A CN 201910002859A CN 109604970 A CN109604970 A CN 109604970A
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- China
- Prior art keywords
- cylinder
- roll bending
- bending material
- cut
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
Abstract
The invention discloses a kind of export structure production methods of propulsion device, belong to field of machining.Production method includes: to provide first to roll bending material and second to roll bending material；First to be cut on roll bending material it is multiple cut off circular arc, respectively cut off circular arc along the outer edge arranged for interval of aperture to be cut；Rolling first obtains the first cylinder to roll bending material, and rolling second obtains the second cylinder to roll bending material, and the first cylinder and the second barrel diameter are identical；First cylinder and the second cylinder is coaxially connected together, obtain conduit；Cutting each adjacent two cuts off the gap bridge circular arc between circular arc, so that aperture is processed into aperture to be cut；Gear-box is provided, gear-box is mounted in conduit.Present invention can ensure that the dimensional accuracy of export structure.
Description
Technical field
The invention belongs to field of machining, in particular to the export structure production method of a kind of propulsion device.
Background technique
Lateral propelling be a kind of installation on the bow or the auxiliary propulsion plant of stern, mainly include output knot
Structure, propeller hub, paddle shaft, blade and oil distributor etc..Wherein, export structure includes conduit and gear-box, and gear-box, which is fixedly mounted on, leads
In pipe.
When making conduit, it will usually a plate is provided, aperture is then opened up on plate, is then rolled onto plate
Tubular finally welds together the both ends of plate, to obtain conduit.
In the implementation of the present invention, the inventor finds that the existing technology has at least the following problems:
Due to needing that corresponding with the input shaft bore of gear-box aperture is arranged on conduit, thus the structural strength of plate by
Destruction is arrived, then plate just extremely easily deforms at the both ends of welded blank, the pipe size caused is not inconsistent
Close design requirement.
Summary of the invention
The embodiment of the invention provides a kind of export structure production methods of propulsion device, it is ensured that the ruler of export structure
Very little precision.The technical solution is as follows:
The embodiment of the invention provides a kind of export structure production method of propulsion device, the production method includes:
First is provided to roll bending material and second to roll bending material；
Described first to be cut on roll bending material it is multiple cut off circular arc, it is each described to cut off circular arc along aperture to be cut
Outer edge arranged for interval；
First to roll bending material described in rolling, obtains the first cylinder, and second to roll bending material described in rolling, obtains the second cylinder,
First cylinder is identical with second barrel diameter；
By first cylinder it is coaxially connected with second cylinder together with, obtain conduit；
The gap bridge circular arc between circular arc is cut off described in cutting each adjacent two, so that the aperture to be cut is processed into out
Hole；
Gear-box is provided, the gear-box is mounted in the conduit.
Further, multiple circular arc is cut off to be cut on roll bending material described first, comprising:
Each central angle for cutting off circular arc is equal, and the spacing cut off between circular arc described in each adjacent two is equal.
Further, described in rolling first to roll bending material, the first cylinder is obtained, comprising:
It is rolled into tubular to roll bending material by described first, and makes described first to be bonded together to the both ends of roll bending material；
Described first is welded together to the both ends of roll bending material, obtains first cylinder.
Further, by described first to roll bending material both ends weld together before, comprising:
Detection is rolled into whether described the first of tubular meet designed circumference to the perimeter of roll bending material, if the perimeter is not inconsistent
The designed circumference is closed, then adjusts the described first gap to the both ends of roll bending material.
Further, by first cylinder it is coaxially connected with second cylinder together with, comprising:
First support ring and the second support ring, the outer diameter phase of the internal diameter of first support ring and first cylinder are provided
Deng the internal diameter of second support ring is equal with the outer diameter of second cylinder；
First support ring is fixedly set in the fixing end of first cylinder, by the second support ring fixing sleeve
Mounted in the fixing end of second cylinder；
The connecting pin of the connecting pin of first cylinder and second cylinder is fixed together.
Further, the connecting pin of the connecting pin of first cylinder and second cylinder is fixed together,
Include:
Second cylinder is placed vertically, so that the connecting pin of second cylinder is upwardly disposed；
First cylinder is hoisted to the top of second cylinder, so that the connecting pin of first cylinder is towards institute
State the connecting pin arrangement of the second cylinder；
Weld the connecting pin of first cylinder and the connecting pin of second cylinder.
Further, the production method further include:
After second cylinder is placed vertically, place gasket ring on the connecting pin of second cylinder, the gasket ring with
Second cylinder is coaxially arranged, the design gaps between the thickness of the gasket ring and first cylinder and second cylinder
It is equal；
First cylinder is hoisted on the gasket ring, so that first cylinder and second cylinder are located at
The two opposite sides of the gasket ring.
Further, the gear-box is mounted in the conduit, comprising:
The input shaft bore of the gear-box and the aperture is coaxially arranged；
The output shaft hole of the gear-box and the conduit is coaxially arranged；
The gear-box is fixedly welded in the conduit.
It is further, the input shaft bore of the gear-box and the aperture is coaxially arranged, comprising:
There is provided detecting tool, the detecting tool include the first plectane, the second plectane and connecting shaft, the two of the connecting shaft
It holds coaxially connected with first plectane and second plectane respectively；
First plectane is coaxially inserted in the opening, second plectane is coaxially inserted into the input shaft
In hole.
It is further, the output shaft hole of the gear-box and the conduit is coaxially arranged, comprising:
Angle square is provided；
The edge of the first right-angle side and the output shaft hole of the angle square is offseted, by the second right-angle side of the angle square
It is arranged in parallel with the axis of the input shaft bore；
At least four measurement points are taken on the first right-angle side of the angle square, are measured in each measurement point and the conduit respectively
Measurement spacing between wall；
Whether the difference compared between each measurement spacing is less than setting difference, if between each measurement spacing
Difference is greater than the setting difference, then position of the gear-box in the conduit described in the axis trimming along the input shaft bore.
Technical solution provided in an embodiment of the present invention has the benefit that
Before the first both ends to roll bending material of welding, only first on roll bending material along the circumferentially cutting of aperture to be cut
Gone out it is multiple cut off circular arc, without being directly cut into aperture, so first wait roll up in welding first when the both ends of roll bending material
The structural strength of plate can be protected, and welding deformation is not susceptible to, to improve the dimensional accuracy of export structure.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of export structure production method of propulsion device provided in an embodiment of the present invention；
Fig. 2 is the arrangement schematic diagram provided in an embodiment of the present invention for cutting off circular arc；
Fig. 3 is the structural schematic diagram of the first cylinder and the second cylinder provided in an embodiment of the present invention；
Fig. 4 is gear-box assembling schematic diagram provided in an embodiment of the present invention；
Fig. 5 is the export structure production method of another propulsion device provided in an embodiment of the present invention；
Fig. 6 is the assembling schematic diagram of the first cylinder and the second cylinder provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiment of the invention provides a kind of export structure production methods of propulsion device, as shown in Figure 1, the production method
Include:
Step 101: providing first to roll bending material 1 and second to roll bending material.
Optionally, first to roll bending material 1 can be strip carbon sheet, second can be for strip to roll bending material
Stainless steel materials, the width of plate is the design axial length for the conduit 4 that subsequent rolling obtains, after the length of steel plate is considered
The shrinkage generated in continuous welding step, so designed circumference of the length of steel plate because being greater than the conduit 4 that subsequent rolling obtains.
Step 102: first to be cut on roll bending material 1 it is multiple cut off circular arc 11, respectively cut off circular arc 11 along to be cut
The outer edge arranged for interval (referring to fig. 2) of aperture 13.
In above-mentioned implementation, aperture 13 to be cut is the default profile of aperture 41 obtained in subsequent step,
Profile should be identical with the profile of the aperture actually obtained.That is, cutting on the outer edge of aperture 13 to be cut is arranged in
Disconnected circular arc 11 can become the outer edge of aperture 41 after aperture 41 completes.
When specific implementation, it can be cut by plasma feeding cutting machine and multiple cut off circular arc 11.
Step 103: rolling first obtains the first cylinder 21 to roll bending material 1, and rolling second obtains second to roll bending material
Body 22, the first cylinder 21 with 22 diameter of the second cylinder identical (referring to Fig. 3).
In specific implementation, rolling is carried out to roll bending material to roll bending material 1 and second to first respectively by three core rolling beds, with
Respectively obtain the first cylinder 21 and the second cylinder 22.
Step 104: by the first cylinder 21 it is coaxially connected with the second cylinder 22 together with, obtain conduit 4.
Step 105: cutting each adjacent two cuts off the gap bridge circular arc 12 between circular arc 11, so that aperture to be cut 13 is processed
As aperture 41.
In above-mentioned implementation, gap bridge circular arc 12 is the part that the outer edge of aperture 13 to be cut is not cut open.
Step 106: gear-box 5 being provided, gear-box 5 is mounted in conduit 4 (referring to fig. 4).
In the export structure of provided production method production propulsion device through the embodiment of the present invention, in welding first
Before both ends to roll bending material 1, only first to go out multiple to cut off circle along the circumferentially cutting of aperture 13 to be cut on roll bending material 1
Arc 11, there are gap bridge circular arcs 12, without being directly cut into aperture 41, so in welding first when the both ends of roll bending material 1, the
One can be protected to the structural strength of roll bending material 1, be not susceptible to welding deformation, to improve the size essence of export structure
Degree.
Fig. 5 is the export structure production method of another kind propulsion device provided by the embodiment of the present invention, should in conjunction with Fig. 5
Production method includes:
Step 201: providing first to roll bending material 1 and second to roll bending material.
In above-mentioned implementation, the selection of dimension of plate may refer to step 101, and therefore not to repeat here.
Step 202: first to be cut on roll bending material 1 it is multiple cut off circular arc 11, respectively cut off circular arc 11 along to be cut
The outer edge arranged for interval of aperture 13.
Specifically, the central angle for respectively cutting off circular arc 11 is equal, and each adjacent two cuts off the spacing phase between circular arc 11
Deng.
Optionally, four central angles are cut into it are 45 ° and cut off circular arc 11, then correspondingly, four corresponding gap bridge is justified
The central angle of arc 12 is 45 °.
Step 203: rolling first obtains the first cylinder 21 to roll bending material 1, and rolling second obtains second to roll bending material
Body 22, the first cylinder 21 are identical with 22 diameter of the second cylinder.
Specifically, rolling first obtains the first cylinder 21, can be realized by following steps to roll bending material 1:
Firstly, be rolled into tubular to roll bending material 1 for first, and first is made to be bonded together to the both ends of roll bending material 1.
Then, detection is rolled into whether the first of tubular meet designed circumference to the perimeter of roll bending material 1, if perimeter is not met
Designed circumference then adjusts the first gap to the both ends of roll bending material 1.
In above-mentioned implementation, designed circumference is artificial design value, is rolled into the first of tubular to roll bending material 1 when first
Difference between perimeter and designed circumference is considered as within 1mm and meets designed circumference.
Optionally, first 1 both ends of roll bending material are provided with welding groove, the angle between two grooves is 70 °, works as needs
Adjustment can be realized by adjusting the root gap of welding groove first when the gap at the both ends of roll bending material 1.
Then, first is welded together to the both ends of roll bending material 1, obtains the first cylinder 21.
When specific implementation, first is welded on to the both ends of roll bending material 1 to the welding groove at 1 both ends of roll bending material by first
Together.
It should be noted that the step of rolling second to roll bending material, obtains the second cylinder 22 is with rolling first to roll bending material 1
The step of it is identical, then this seat does not repeat.
Step 204: by the first cylinder 21 it is coaxially connected with the second cylinder 22 together with, obtain conduit 4.
Specifically, step 204 can be realized by following steps:
Firstly, the first support ring 31 of offer and the second support ring 32, the internal diameter of the first support ring 31 and the first cylinder 21
Outer diameter is equal, and the internal diameter of the second support ring 32 is equal with the outer diameter of the second cylinder 22.
Then, the first support ring 31 is fixedly set in the fixing end of the first cylinder 21, by 32 fixing sleeve of the second support ring
Mounted in the fixing end (participating in Fig. 3) of the second cylinder 22.
In above-mentioned implementation, the first support ring 31 can be fixedly set in the first cylinder by way of spot welding
Second support ring 32 is fixedly set in the fixing end of the second cylinder 22 by 21 fixing end.
Then, the connecting pin of the connecting pin of the first cylinder 21 and the second cylinder 22 is fixed together.
It specifically, can be in the following manner by the fixed company in the connecting pin of the first cylinder 21 and the connecting pin of the second cylinder 22
It is connected together:
Firstly, the second cylinder 22 is placed vertically, so that the connecting pin of the second cylinder 22 is upwardly disposed.
Then, the first cylinder 21 is hoisted to the top of the second cylinder 22, so that the connecting pin of the first cylinder 21 is towards the
The connecting pin of two cylinders 22 is arranged.
Optionally, gasket ring 8 will be placed on the connecting pin of the second cylinder 22 after the second cylinder 22 places vertically, gasket ring 8 with
Second cylinder 22 is coaxially arranged, and the design gaps between the thickness of gasket ring 8 and the first cylinder 21 and the second cylinder 22 are equal.By
One cylinder 21 is hoisted on gasket ring 8 so that the first cylinder 21 and the second cylinder 22 be located at gasket ring 8 two opposite sides (referring to
Fig. 6).
Finally, the connecting pin of the second cylinder 22 of welding and the connecting pin of the first cylinder 21.
It optionally, can be respectively in the first cylinder 21 and second before welding the first cylinder 21 and the second cylinder 22
Inserting adjusts tooling 9 on the internal perisporium of body 22, and adjusting tooling 9 includes support ring 91 and multiple adjusting bolts 92, each adjusting spiral shell
The radially extending along support ring 91 of bolt 92, and each adjusting bolt 92 is threadedly coupled with support ring 91.By screwing each tune
Section bolt 92 can make each adjusting bolt 92 and the internal perisporium of the first cylinder 21 and the second cylinder 22 offset, and can not only play
To the supporting role of the first cylinder 21 and the second cylinder 22 when welding, welding deformation is avoided, additionally it is possible to by further screwing
Each unfitness of butt joint adjusted between the first cylinder 21 of adjustment of bolt 92 and the second cylinder 22.
Step 205: cutting each adjacent two cuts off the gap bridge circular arc 12 between circular arc 11, so that aperture to be cut 13 is processed
As aperture 41.
When specific implementation, each gap bridge circular arc 12 can be cut off by Manual flame.
Step 206: the input shaft bore 51 of gear-box 5 and aperture 41 is coaxially arranged.
Specifically, step 206 can be realized by following steps:
Firstly, providing detecting tool, detecting tool includes the first plectane 61, the second plectane 62 and connecting shaft 63, connecting shaft
63 both ends are coaxially connected with the first plectane 61 and the second plectane 62 respectively.
Then, the first plectane 61 is coaxially inserted into aperture 41, the second plectane 62 is coaxially inserted into input shaft bore 51
Interior (referring to fig. 4).
In this manner it is ensured that input shaft bore 51 and aperture 41 are coaxially arranged, to improve between gear-box 5 and conduit 4
Assembly precision.
Step 207: the output shaft hole 52 of gear-box 5 and conduit 4 is coaxially arranged.
Specifically, step 207 can be realized by following steps:
Firstly, providing angle square 7.
Then, the edge of the first right-angle side and output shaft hole 52 of angle square 7 is offseted, by the second right-angle side of angle square 7 with
The axis of input shaft bore 51 is arranged in parallel (referring to fig. 4).
Then, at least four measurement points are taken on the first right-angle side of angle square 7, is measured in each measurement point and conduit 4 respectively
Measurement spacing between wall.
Finally, whether the difference relatively respectively measured between spacing is less than setting difference, if the respectively difference between measurement spacing
Value is greater than setting difference, then the position along the axis trimming gear-box 5 of input shaft bore 51 in conduit 4.
In above-mentioned implementation, setting difference can be artificial setting value, and in the present embodiment, setting difference can be
2mm。
In the export structure of provided production method production propulsion device through the embodiment of the present invention, in welding first
Before both ends to roll bending material 1, only first to go out multiple to cut off circle along the circumferentially cutting of aperture 13 to be cut on roll bending material 1
Arc 11, there are gap bridge circular arcs 12, without being directly cut into aperture 41, so in welding first when the both ends of roll bending material 1, the
One can be protected to the structural strength of roll bending material 1, be not susceptible to welding deformation, to improve the size essence of export structure
Degree.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of export structure production method of propulsion device, which is characterized in that the production method includes:
First is provided to roll bending material and second to roll bending material；
Described first to be cut on roll bending material it is multiple cut off circular arc, it is each described to cut off circular arc along the outside of aperture to be cut
Edge arranged for interval；
First to roll bending material described in rolling, obtains the first cylinder, second to roll bending material described in rolling, obtains the second cylinder, described
First cylinder is identical with second barrel diameter；
By first cylinder it is coaxially connected with second cylinder together with, obtain conduit；
The gap bridge circular arc between circular arc is cut off described in cutting each adjacent two, so that aperture is processed into the aperture to be cut；
Gear-box is provided, the gear-box is mounted in the conduit.
2. manufacturing method according to claim 1, which is characterized in that described first to be cut into multiple cut on roll bending material
Disconnected circular arc, comprising:
Each central angle for cutting off circular arc is equal, and the spacing cut off between circular arc described in each adjacent two is equal.
3. manufacturing method according to claim 1, which is characterized in that first to roll bending material described in rolling, obtains first
Body, comprising:
It is rolled into tubular to roll bending material by described first, and makes described first to be bonded together to the both ends of roll bending material；
Described first is welded together to the both ends of roll bending material, obtains first cylinder.
4. production method according to claim 3, which is characterized in that be welded on described first to the both ends of roll bending material
Before together, comprising:
Detection is rolled into whether described the first of tubular meet designed circumference to the perimeter of roll bending material, if the perimeter does not meet institute
Designed circumference is stated, then adjusts the described first gap to the both ends of roll bending material.
5. manufacturing method according to claim 1, which is characterized in that first cylinder and second cylinder is coaxial
It links together, comprising:
First support ring and the second support ring are provided, the internal diameter of first support ring is equal with the outer diameter of first cylinder,
The internal diameter of second support ring is equal with the outer diameter of second cylinder；
First support ring is fixedly set in the fixing end of first cylinder, second support ring is fixedly set in
The fixing end of second cylinder；
The connecting pin of the connecting pin of first cylinder and second cylinder is fixed together.
6. production method according to claim 5, which is characterized in that by the connecting pin of first cylinder and described second
The connecting pin of cylinder is fixed together, comprising:
Second cylinder is placed vertically, so that the connecting pin of second cylinder is upwardly disposed；
First cylinder is hoisted to the top of second cylinder, so that the connecting pin of first cylinder is towards described
The connecting pin of two cylinders is arranged；
Weld the connecting pin of first cylinder and the connecting pin of second cylinder.
7. production method according to claim 6, which is characterized in that the production method further include:
After second cylinder is placed vertically, place gasket ring on the connecting pin of second cylinder, the gasket ring with it is described
Second cylinder is coaxially arranged, the design gaps phase between the thickness of the gasket ring and first cylinder and second cylinder
Deng；
First cylinder is hoisted on the gasket ring so that first cylinder and second cylinder be located at it is described
The two opposite sides of gasket ring.
8. manufacturing method according to claim 1, which is characterized in that the gear-box is mounted in the conduit, is wrapped
It includes:
The input shaft bore of the gear-box and the aperture is coaxially arranged；
The output shaft hole of the gear-box and the conduit is coaxially arranged；
The gear-box is fixedly welded in the conduit.
9. production method according to claim 8, which is characterized in that by the input shaft bore of the gear-box and the aperture
It is coaxially arranged, comprising:
Detecting tool is provided, the detecting tool includes the first plectane, the second plectane and connecting shaft, the both ends point of the connecting shaft
It is not coaxially connected with first plectane and second plectane；
First plectane is coaxially inserted in the opening, second plectane is coaxially inserted into the input shaft bore
It is interior.
10. production method according to claim 8, which is characterized in that lead the output shaft hole of the gear-box with described
It manages coaxially arranged, comprising:
Angle square is provided；
The edge of the first right-angle side and the output shaft hole of the angle square is offseted, by the second right-angle side of the angle square and institute
State the axis parallel arrangement of input shaft bore；
Take at least four measurement points on the first right-angle side of the angle square, measure respectively each measurement point and the pipe inner wall it
Between measurement spacing；
Whether the difference compared between each measurement spacing is less than setting difference, if the difference between each measurement spacing
Greater than the setting difference, then position of the gear-box in the conduit described in the axis trimming along the input shaft bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002859.9A CN109604970A (en) | 2019-01-02 | 2019-01-02 | A kind of export structure production method of propulsion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002859.9A CN109604970A (en) | 2019-01-02 | 2019-01-02 | A kind of export structure production method of propulsion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109604970A true CN109604970A (en) | 2019-04-12 |
Family
ID=66016166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910002859.9A Pending CN109604970A (en) | 2019-01-02 | 2019-01-02 | A kind of export structure production method of propulsion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109604970A (en) |
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| CN112264771A (en) * | 2020-12-03 | 2021-01-26 | 冰轮环境技术股份有限公司 | Manufacturing process of pressure vessel cylinder |
| CN114850807A (en) * | 2022-06-17 | 2022-08-05 | 中船黄埔文冲船舶有限公司 | Hole opening method for curved plate |
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| CN112264771A (en) * | 2020-12-03 | 2021-01-26 | 冰轮环境技术股份有限公司 | Manufacturing process of pressure vessel cylinder |
| CN114850807A (en) * | 2022-06-17 | 2022-08-05 | 中船黄埔文冲船舶有限公司 | Hole opening method for curved plate |
| CN114850807B (en) * | 2022-06-17 | 2024-03-26 | 中船黄埔文冲船舶有限公司 | Hole opening method for curved plate |
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Application publication date: 20190412 |
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