CN111039171B - Large-scale motor stator paint dipping and air-overturning process - Google Patents
Large-scale motor stator paint dipping and air-overturning process Download PDFInfo
- Publication number
- CN111039171B CN111039171B CN201911316906.3A CN201911316906A CN111039171B CN 111039171 B CN111039171 B CN 111039171B CN 201911316906 A CN201911316906 A CN 201911316906A CN 111039171 B CN111039171 B CN 111039171B
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- Prior art keywords
- stator
- hanging plate
- plate
- small
- lifting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- 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
Abstract
The invention relates to a large-scale motor stator dip coating flip-flop process, wherein a stator 1 is placed on a supporting leg 2, a large hanging plate 3 and a small hanging plate 4 are arranged on side plates 5 at two sides of the stator 1, and lifting lugs 6 are arranged on the large hanging plate 3; the stator 1 is lifted to a certain height by lifting the lifting lugs 6 on the small lifting plate 4 and the large lifting plate 3, the ropes at the small lifting plate 4 are slowly put down to enable the lifting lugs 6 to independently lift the stator 1, and the stator 1 is slowly lifted from the end of the large lifting plate 3 to complete turnover. The invention protects the stator winding from being damaged when the stator winding is turned over, and simultaneously, the large hanging plate and the supporting leg are provided with the process holes at proper positions to reduce the weight and simultaneously, the flowing of paint in a paint can is not influenced.
Description
The technical field is as follows:
the invention relates to a large motor stator paint dipping and air overturning process.
Background art:
the stator needs to be turned over once before and after paint dipping, in order to protect the winding during turning over, the common method is to heighten the winding end by using the supporting legs, then protect the winding to turn over on the wooden pallet, then lift the stator, also can manufacture a turning-over support, install a columnar fulcrum on the stator and turn over on the support, but both methods have defects, turning over on the wooden pallet needs to drag the stator by using a crane, is dangerous and also easily damages the winding, manufacture of the turning-over support is greatly limited by the structure of the base, if the weight of the motor is too large, the support needs to be reinforced and occupies a lot of space when not used, and therefore, a simpler method is needed to realize the turning over before and after paint dipping of the stator.
The invention content is as follows:
the invention aims to provide a large-scale motor stator paint dipping flip process, which can realize flip before and after paint dipping of a stator by assisting a simple tool. The technical scheme of the invention is as follows: a large-scale motor stator dip coating flip-flop process comprises the following steps: 1) the stator (1) is placed on the supporting legs (2), the large hanging plate (3) and the small hanging plate (4) are installed on the side plates (5) on two sides of the stator (1), and the lifting lugs (6) are installed on the large hanging plate (3);
2) hoisting the stator (1) to a certain height from the end part of the small hoisting plate (4) and the lifting lugs (6) on the large hoisting plate (3), slowly lowering the ropes at the position of the small hoisting plate (4) to enable the lifting lugs (6) to independently hoist the stator (1), and slowly lifting the stator (1) from the end part of the large hoisting plate (3) to complete turnover;
3) the small hanging plate (4) is detached from the stator (1), the stator (1) is placed on the supporting legs (2), the supporting legs (2) are fixed on the stator (1), and the stator (1) is hung and placed in the paint dipping tank;
4) after the paint dipping is finished, the stator (1) is lifted out and placed on the ground, the supporting legs (2) are loosened, the stator (1) is lifted to a certain height from the lifting lugs (6) and the end part of the large hanging plate (3), and the small hanging plate (4) is installed;
5) the rope at the position of the large hanging plate (3) is slowly put down to enable the lifting lugs (6) to independently lift the stator (1), the stator (1) is slowly lifted up from the end part of the small hanging plate (4) to complete turnover, and finally the stator (1) is put down on the supporting legs (2).
The side plate (5) of the stator (1) is provided with a unthreaded hole, the large hanging plate (3) and the small hanging plate (4) are fixed on the side plate (5) through bolts and nuts, the end part direction of the large hanging plate (3) is along the radial direction of a stator (1) winding, the end part direction of the small hanging plate (4) is along the axial direction of the stator (1) winding, through holes are formed in the end parts of the large hanging plate (3) and the small hanging plate (4), the large hanging plate (3) and the supporting legs (2) are provided with process holes at positions with small stress, the large hanging plate (3) is provided with a handle combining hole at a proper position deviating from the gravity center of the stator (1), and the lifting lugs (6) are arranged in the handle combining hole of the large hanging plate (3) and are firmly welded.
The working principle of the invention is as follows:
the invention utilizes the gravity of the stator (1) to automatically adjust the posture during idle turnover, the lifting lug (6) deviates from the gravity center of the stator (1) and is slightly higher in position, when the forces at the two ends of the large lifting plate (3) or the small lifting plate (4) are slowly reduced, the gravity center of the stator (1) can rotate around the lifting lug (6) to an inclined posture, a crane can be simultaneously connected with through holes at the end parts of the large lifting plate (3) and the small lifting plate (4), the distances from the gravity center of the stator (1) to the lifting lug (6) and the through holes at the end parts of the large lifting plate (3) and the small lifting plate (4) to the gravity center of the stator (1) are measured, the quantity of force required for lifting the stator (1) to two horizontal lifting points can be calculated, so that the stator (1) can be idle turned and a winding is not damaged, stress safety areas of the supporting leg (2), the large lifting plate (3) and the small lifting plate (4) can be determined by stress analysis, and the processing, and when the stator is dipped in paint, the fabrication holes can allow the paint to normally pass through, so that the stator is not affected by tools.
The specific working process of the invention can refer to the following examples: the method comprises the steps of putting the position of a supporting leg on the ground, then placing a stator on the supporting leg, installing a large hanging plate and a small hanging plate, then hoisting the stator to a certain height through a lifting lug on the large hanging plate and the end part of the small hanging plate, then slowly reducing the force at the end part of the small hanging plate to enable the stator to naturally incline, after the force on the small hanging plate is loosened, enabling a crane to pull the stator from the inclined state to be horizontal from the end part of the large hanging plate, then detaching the small hanging plate, placing the supporting leg to a proper position again, dropping the stator onto the supporting leg, fixing the supporting leg on a stator base, then hoisting the stator to be placed in a paint dipping tank, after paint dipping is completed, hoisting the stator out of the paint dipping tank to be placed on the bottom surface, and then turning over the stator according to the opposite steps.
The invention has the technical effects that:
the invention can realize the overturning of the stator before and after paint dipping, the stator is overturned by utilizing the three lifting points of the through hole at the end part of the large lifting plate, the through hole at the end part of the small lifting plate and the lifting lug, the winding is protected from being damaged when being overturned, the overall weight can be reduced by the fabrication hole, the fluidity of paint during paint dipping is ensured, and the method is simple and has wide applicability.
Drawings
Fig. 1 is a schematic view of the present invention before turning over.
Fig. 2 is a schematic view of the present invention after being turned over.
Detailed Description
A large-scale motor stator dip coating flip-over process comprises the following steps:
1) the stator 1 is placed on the supporting legs 2, the large hanging plate 3 and the small hanging plate 4 are installed on the side plates 5 on the two sides of the stator 1, and the lifting lugs 6 are installed on the large hanging plate 3;
2) hoisting the stator 1 by a certain height from the end part of the small hoisting plate 4 and the hoisting lug 6 on the large hoisting plate 3, slowly lowering the rope at the small hoisting plate 4 to enable the hoisting lug 6 to independently hoist the stator 1, and slowly lifting the stator 1 from the end part of the large hoisting plate 3 to complete turnover;
3) the small hanging plate 4 is detached from the stator 1, the stator 1 is placed on the supporting legs 2, the supporting legs 2 are fixed on the stator 1, and the stator 1 is hung and placed in the paint dipping tank;
4) after the paint dipping is finished, the stator 1 is lifted out and placed on the ground, the supporting legs 2 are loosened, the stator 1 is lifted to a certain height from the lifting lugs 6 and the end part of the large hanging plate 3, and the small hanging plate 4 is installed;
5) the rope at the position of the large hanging plate 3 is slowly put down to enable the lifting lugs 6 to independently lift the stator 1, the stator 1 is slowly lifted up from the end parts of the small hanging plates 4 to complete the turnover, and finally the stator 1 is dropped and placed on the supporting legs 2.
Have the unthreaded hole on stator 1's curb plate 5, big hanger plate 3 and little hanger plate 4 pass through the bolt and the nut is fixed on curb plate 5, the tip direction of big hanger plate 3 is along the radial of stator 1 winding, the tip direction of little hanger plate 4 is along the axial of stator 1 winding, big hanger plate 3 and 4 tip of little hanger plate have the through-hole, big hanger plate 3 and landing leg 2 are in the little position processing fabrication hole of atress, big hanger plate 3 is in deviating from the suitable position processing of stator 1 focus and is closing the hole, lug 6 installs in big hanger plate 3 closes the hole and the welding is firm.
As shown in fig. 1, the position of the supporting leg 2 is well placed on the ground, then the stator 1 is placed on the supporting leg 2, the large hanging plate 3 and the small hanging plate 4 are installed, then the stator 1 is hung to a certain height through the lifting lugs 6 on the large hanging plate 3 and the end part of the small hanging plate 4, then the force of the end part of the small hanging plate 4 is slowly reduced to enable the stator 1 to naturally incline, as shown in fig. 2, after the force on the small hanging plate 4 is released, the crane is enabled to pull the stator 1 from the end part of the large hanging plate 3 to be horizontal from the inclined state, then the small hanging plate 4 is detached, the supporting leg 2 is placed again to a proper position, the stator 1 is dropped onto the supporting leg 2, the supporting leg 2 is fixed on the base of the stator 1, then the stator 1 is hung in the impregnating tank, the stator 1 is hung out of the impregnating tank and placed on the bottom surface after the impregnating is completed, and then the stator 1 is turned over according.
Claims (2)
1. A large-scale motor stator dip coating flip-flop process is characterized in that: the method comprises the following steps:
1) the stator (1) is placed on the supporting legs (2), the large hanging plate (3) and the small hanging plate (4) are installed on the side plates (5) on two sides of the stator (1), and the lifting lugs (6) are installed on the large hanging plate (3);
2) hoisting the stator (1) to a certain height from the end part of the small hoisting plate (4) and the lifting lugs (6) on the large hoisting plate (3), slowly lowering the ropes at the position of the small hoisting plate (4) to enable the lifting lugs (6) to independently hoist the stator (1), and slowly lifting the stator (1) from the end part of the large hoisting plate (3) to complete turnover;
3) the small hanging plate (4) is detached from the stator (1), the stator (1) is placed on the supporting legs (2), the supporting legs (2) are fixed on the stator (1), and the stator (1) is hung and placed in the paint dipping tank;
4) after the paint dipping is finished, the stator (1) is lifted out and placed on the ground, the supporting legs (2) are loosened, the stator (1) is lifted to a certain height from the lifting lugs (6) and the end part of the large hanging plate (3), and the small hanging plate (4) is installed;
5) the rope at the position of the large hanging plate (3) is slowly put down to enable the lifting lugs (6) to independently lift the stator (1), the stator (1) is slowly lifted up from the end part of the small hanging plate (4) to complete turnover, and finally the stator (1) is put down on the supporting legs (2).
2. The large motor stator paint dipping and air overturning process according to claim 1, wherein: the side plate (5) of the stator (1) is provided with a unthreaded hole, the large hanging plate (3) and the small hanging plate (4) are fixed on the side plate (5) through bolts and nuts, the end part direction of the large hanging plate (3) is along the radial direction of a stator (1) winding, the end part direction of the small hanging plate (4) is along the axial direction of the stator (1) winding, through holes are formed in the end parts of the large hanging plate (3) and the small hanging plate (4), the large hanging plate (3) and the supporting legs (2) are provided with process holes at positions with small stress, the large hanging plate (3) is provided with a handle combining hole at a proper position deviating from the gravity center of the stator (1), and the lifting lugs (6) are arranged in the handle combining hole of the large hanging plate (3) and are firmly welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911316906.3A CN111039171B (en) | 2019-12-19 | 2019-12-19 | Large-scale motor stator paint dipping and air-overturning process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911316906.3A CN111039171B (en) | 2019-12-19 | 2019-12-19 | Large-scale motor stator paint dipping and air-overturning process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111039171A CN111039171A (en) | 2020-04-21 |
| CN111039171B true CN111039171B (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911316906.3A Active CN111039171B (en) | 2019-12-19 | 2019-12-19 | Large-scale motor stator paint dipping and air-overturning process |
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| Country | Link |
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| CN (1) | CN111039171B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111689391A (en) * | 2020-06-18 | 2020-09-22 | 哈尔滨电气动力装备有限公司 | Large-scale motor stator air turning-over device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101707423B (en) * | 2008-12-07 | 2014-03-12 | 新疆金风科技股份有限公司 | Paint immersing method of stator of outdoor open-type motor |
| CN102386726B (en) * | 2011-11-04 | 2013-07-24 | 江阴博风特种电机有限公司 | Assembly process for stator of 3MW permanent magnet synchronous wind-driven generator |
| CN109911764B (en) * | 2019-03-27 | 2020-03-13 | 长光卫星技术有限公司 | Multifunctional overturning hoisting equipment |
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2019
- 2019-12-19 CN CN201911316906.3A patent/CN111039171B/en active Active
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| CN111039171A (en) | 2020-04-21 |
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