CN115041857B - Anti-slip and anti-toppling tool set for impeller of welding positioner and use method of anti-slip and anti-toppling tool set - Google Patents
Anti-slip and anti-toppling tool set for impeller of welding positioner and use method of anti-slip and anti-toppling tool set Download PDFInfo
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- CN115041857B CN115041857B CN202210774463.8A CN202210774463A CN115041857B CN 115041857 B CN115041857 B CN 115041857B CN 202210774463 A CN202210774463 A CN 202210774463A CN 115041857 B CN115041857 B CN 115041857B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application relates to a welding device for an impeller and a using method thereof, in particular to a tool set for preventing the impeller from sliding and falling and a using method thereof. The technical problem that safety accidents are easy to occur due to the lack of anti-sliding and anti-toppling protection tools in the impeller welding process at present is solved. The tool set comprises an anti-slip tool and an anti-toppling tool; the anti-slipping tool comprises an anti-slipping mandrel, an anti-slipping centering sleeve and a fixing pin; the anti-slip mandrel is fixed at the center of the positioner tray, and a plurality of groups of fixing pin holes are formed in the anti-slip mandrel; the anti-sliding centering sleeve is provided with a plurality of annular steps with different outer diameter sizes; the anti-slip mandrel is used for sequentially sleeving the impeller and the anti-slip centering sleeve, and is fixed and limited by a fixing pin; the anti-toppling tool comprises an anti-toppling bracket and at least one anti-toppling cushion block; the anti-toppling bracket is provided with a plurality of steps; a clamping groove is formed between the adjacent steps, and the anti-toppling cushion block is used for being clamped into the clamping groove.
Description
Technical Field
The application relates to a welding device for an impeller and a using method thereof, in particular to a tool set for preventing the impeller from sliding and toppling for a welding positioner and a using method thereof, and is particularly suitable for a safety protection tool in the manufacturing process of a high-speed impeller of an air separation core compressor.
Background
The high-speed centrifugal impeller is a key part for the hollow separation core compressor, and the welding forming is an important manufacturing method for forming the impeller. In the welding forming process, a welding positioner is used as main equipment in the impeller welding process, the structure of the welding positioner is shown in fig. 1, a positioner tray 4 is used for placing impeller welding parts, and the welding positioner can turn over and rotate the welding parts. Because the structural specificity of the high-speed impeller for the centrifugal compressor cannot be used for automatic welding, most of the high-speed impeller cannot be welded manually, and the welding positioner can provide the most comfortable welding posture for welding workers through rotating, overturning and other postures, so that the welding workers are ensured to smoothly finish the impeller welding process.
With the development of the air separation core compressor, the diameter and structure of the high-speed centrifugal impeller are increased in size and complexity, and the structure of the high-speed centrifugal impeller is generally shown in fig. 2. Because the impeller which is required to be welded on the welding positioner is bigger and bigger, and because of the complexity of the impeller structure, during welding forming, a welder needs to continuously overturn and rotate the welding positioner to achieve the most comfortable welding posture, and during the welding process, safety accidents such as impeller sliding and positioner tipping easily occur due to the increase of the weight of the impeller. As a welding positioner for general auxiliary welding, the safety of the welding positioner in use is ensured by strength calculation during design. However, when sudden situations, such as sudden loss of power or occurrence of uncontrollable factors of manpower, there is a problem that safety of welding personnel cannot be guaranteed through self safety arrangement of a welding positioner, and according to the technical scheme, the anti-toppling anti-slipping mechanical safety protection tool system for the welding positioner is designed in the field of welding forming manufacturing of centrifugal impellers, so that safety and health of the personnel are better guaranteed.
Disclosure of Invention
The application aims to solve the technical problems that the existing impeller is complicated and large in development, and the anti-slip and anti-toppling protective tool is lack in the impeller welding process, so that a plurality of potential safety hazards exist in the impeller welding process, safety accidents are easy to occur, and the safety of workers cannot be guaranteed.
The basic idea of the application is as follows: in the field of air separation compressors, the centrifugal high-speed impeller has large size and large weight span, and belongs to typical single-piece small-batch processing and manufacturing. Aiming at the high-speed centrifugal impellers with different diameters and different structures at present, the tool set for preventing the impeller from sliding and toppling for the welding positioner is provided, and aims to cover the welding of impellers with different sizes, prevent the occurrence of accidents such as toppling, sliding of the impeller and the like in the welding process of the welding positioner, improve the safety protection of the impeller in the welding process and ensure the safety of workers.
The technical scheme of the application is as follows:
the anti-slip and anti-toppling tool set for the impeller of the welding positioner is characterized by comprising an anti-slipping tool arranged on the welding positioner and an anti-toppling tool arranged below a tray of the positioner of the welding positioner;
the position of the anti-toppling tool below the tray of the positioner is matched with the simulated toppling position of the welding positioner;
the anti-slipping tool comprises an anti-slipping mandrel, an anti-slipping centering sleeve and a fixing pin;
the installation end of the anti-slip mandrel is used for being fixed at the center of a positioner tray, a plurality of groups of fixing pin holes are axially formed in the anti-slip mandrel, and the positions of the plurality of groups of fixing pin holes are respectively matched with the heights of centrifugal high-speed impellers with different sizes; each group of fixing pin holes are fixing pin holes arranged along the radial direction, or each group of fixing pin holes are at least two fixing pin holes arranged on the same section of the anti-slip core shaft;
the outer side of the anti-slip centering sleeve is sequentially and concentrically provided with a plurality of annular steps from inside to outside, the annular steps with different outer diameter sizes are used for adapting to high-speed centrifugal impellers with different diameters, and the annular step surfaces adapting to the diameter sizes of the centrifugal high-speed impellers are used for being connected with the end parts of the centrifugal high-speed impellers;
the anti-slip mandrel is used for sequentially sleeving the centrifugal high-speed impeller and the anti-slip centering sleeve from the mounting end to the rear end, penetrating into a group of fixing pin holes close to the large end of the anti-slip centering sleeve through fixing pins, and fixing and limiting the centrifugal high-speed impeller and the anti-slip centering sleeve;
the anti-toppling tool comprises an anti-toppling bracket and at least one anti-toppling cushion block;
the anti-toppling support is provided with a plurality of steps with different heights on one side close to the welding positioner, and the heights and the number of the steps are matched with the simulated toppling positions of the welding positioner under different angle displacements; the steps are provided with outwards extending bosses, and a clamping groove is formed between the boss of the previous step and the next step;
the anti-toppling cushion block is used for being clamped into a clamping groove matched with the current simulated toppling position of the welding positioner.
Further, the anti-slip core shaft is fixed with the center of the positioner tray through manual arc welding.
Further, materials used for the anti-slip tool and the anti-toppling tool are high-temperature alloys.
Further, materials used for the anti-slip tool and the anti-toppling tool are high-temperature alloy GH2132.
Further, the simulated dumping position is a position calculated according to the appearance parameters of the welding positioner.
Further, the simulated dumping position refers to a position obtained by simulating dumping according to three-dimensional modeling.
Further, the simulated dumping position is a position obtained after dumping the welding positioner under the condition of ensuring safety.
Meanwhile, the application also provides a use method of the anti-slip and anti-toppling tool set for the impeller of the welding positioner, which is characterized by comprising the following steps:
step one, determining the simulated dumping position of a welding positioner; adjusting a welding positioner, and installing and fixing the anti-slip mandrel and a positioner tray, wherein the anti-slip mandrel and the positioner tray are kept to form 90 degrees;
step two, adjusting a welding positioner to enable a positioner tray to be parallel to the ground, lifting the centrifugal high-speed impeller, sleeving the centrifugal high-speed impeller on an anti-slip mandrel, and placing the centrifugal high-speed impeller on the positioner tray;
step three, sleeving the anti-slip centering sleeve on the anti-slip mandrel, so that a step surface on the anti-slip centering sleeve, which is matched with the centrifugal high-speed impeller, is contacted with the end part of the centrifugal high-speed impeller;
step four, inserting the fixing pins into a group of fixing pin holes closest to the large end of the anti-slip centering sleeve;
fifthly, fixing the anti-slip centering sleeve and the centrifugal high-speed impeller;
and step six, placing the anti-toppling bracket at a position matched with the welding positioner, and installing the anti-toppling cushion block into a corresponding clamping groove according to the simulated toppling position of the welding positioner.
Compared with the prior art, the application has the following technical effects:
(1) The application provides an impeller anti-slip and anti-toppling tool set for a welding positioner, which provides an impeller anti-slip tool and an anti-toppling tool for the welding positioner when the welding positioner is used for welding a high-speed centrifugal impeller, and fills the blank of no anti-toppling tool and anti-toppling tool for the centrifugal compressor impeller in the welding process. Meanwhile, the anti-falling and anti-falling tool protection system is adopted, and the anti-falling and anti-falling tool protection system is provided for the welding positioner on the basis of the safety calculation of the original welding equipment, so that the safety risk that the welding piece suddenly falls down due to the welding positioner or is free of limit and falls down due to gravity under emergency conditions is reduced.
(2) According to the anti-slip tool for the tool set for preventing the impeller from slipping and toppling for the welding positioner, the anti-slip mandrel is arranged at the center of the positioner tray of the welding positioner, so that safety anti-slip measures can be well carried out on the high-speed centrifugal impeller, and meanwhile, the anti-slip mandrel is provided with a plurality of fixing pin holes with different heights, so that the welding of the high-speed centrifugal impeller with different heights can be met, and the universality is strong.
(3) According to the anti-slip anti-toppling tool set for the impeller of the welding positioner, the anti-slip centering sleeve is provided with the annular steps with different outer diameter sizes according to different impeller diameter sizes, so that the high-speed centrifugal impeller with different inner diameters can be met, and the universality is strong.
(4) According to the anti-toppling tool for the anti-sliding and anti-toppling tool set for the impeller of the welding positioner, a plurality of matched steps are arranged on the anti-toppling support according to the toppling angle of the welding positioner, and the number of installation of the anti-toppling cushion blocks can be adjusted according to the deflection angle of the welding positioner, so that safe and effective protection is achieved.
(5) The anti-slip and anti-toppling tool set for the impeller of the welding positioner has the advantages of compact structure, good universality and strong safety and reliability.
(6) The using method of the anti-slip and anti-toppling tool set for the impeller of the welding positioner is simple in operation, safe and reliable.
Drawings
FIG. 1 is a schematic diagram of a welding positioner;
FIG. 2 is a schematic view of a centrifugal compressor wheel construction;
FIG. 3 is an assembly view of an anti-slip mandrel, a retaining pin, and a weld fixture in an embodiment of an anti-slip anti-tip tooling set for a weld fixture of the present application;
FIG. 4 is an assembly view of an anti-slip tool, an anti-tip tool, an impeller, and a welding positioner according to an embodiment of the tool set for preventing an impeller from slipping and tipping of the present application;
FIG. 5 is a schematic view of a structure of an anti-slip mandrel in an embodiment of a tool set for anti-slip and anti-tip of an impeller for a welding positioner according to the present application;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a schematic view of a slip-off preventing centering sleeve in an embodiment of a tooling set for a welding positioner impeller of the present application;
fig. 8 is a top view of fig. 7.
Reference numerals: 100-a welding positioner; 200-high speed centrifugal impeller; 1-an anti-slip mandrel; 2-fixing pins; 3-anti-slip centering sleeve; 4-a positioner tray; 5-an anti-toppling bracket; and 6-anti-toppling cushion blocks.
Detailed Description
The present application will be described in detail below with reference to the accompanying drawings and examples.
The structure of the welding positioner 100 for welding the to-be-welded parts is shown in fig. 1, the welding positioner 100 can be tilted up and down and can be rotated for displacement, when the welding positioner 100 is displaced, the heavy to-be-welded parts are easy to slide down to cause safety accidents, and meanwhile, the heavy to-be-welded parts are easy to cause the tipping accidents of the welding positioner 100 when the to-be-welded parts are displaced, so that the application designs a tool set for preventing the sliding down and the tilting of the welding positioner 100 to improve the safety and reliability of various to-be-welded parts. The present application is illustrated by way of example with respect to the high speed centrifugal impeller 200 of fig. 2, but the weldment to which the present application is applicable is not limited to the high speed centrifugal impeller 200, and is also applicable to other shaft weldments of the same type.
As shown in fig. 3 and 4, the tool set for preventing the impeller from sliding and falling down for the welding positioner comprises an anti-falling tool arranged on the welding positioner 100 and an anti-falling tool arranged below a positioner tray 4 of the welding positioner 100. The position of the anti-toppling tool below the positioner tray 4 is matched with the simulated toppling position of the welding positioner 100. The simulated dumping position refers to a position where the welding positioner 100 may tip over in an emergency, and the simulated dumping position may be obtained by calculating according to the appearance parameters of the welding positioner 100, or may be obtained by simulating dumping according to three-dimensional modeling, or may be obtained directly after dumping the welding positioner 100 under the condition of ensuring safety, but the mode of directly placing the welding positioner 100 to the dumping position is only applicable to the welding positioner 100 with small tonnage.
The anti-slip tooling comprises an anti-slip mandrel 1, an anti-slip centering sleeve 3 and a fixing pin 2. As shown in fig. 3, the installation end of the anti-sliding mandrel 1 is fixedly connected to the center of the positioner tray 4, a plurality of groups of fixing pin holes with different heights are axially arranged on the anti-sliding mandrel 1, the positions of the plurality of groups of fixing pin holes are respectively matched with the heights of the high-speed centrifugal impellers 200 with different sizes, each group of fixing pin holes are one fixing pin hole arranged along the radial direction, or each group of fixing pin holes are at least two fixing pin holes arranged on the same section of the anti-sliding mandrel 1, in this embodiment, each group of fixing pin holes are one fixing pin hole arranged along the radial direction, and in other embodiments, two or three fixing pin holes can be arranged on the same section of the anti-sliding mandrel 1, so that the stability is improved; the fixing pins 2 are inserted into the corresponding fixing pin holes according to the height of the high-speed centrifugal impeller 200, so that the anti-slip centering sleeve 3 is prevented from sliding. Aiming at the high-speed centrifugal impellers 200 produced in a small batch mode by one piece, a plurality of groups of fixing pin holes are formed, the heights of the fixing pin holes are set according to the height sizes of the high-speed centrifugal impellers 200, the welding of the high-speed centrifugal impellers 200 with different heights can be met, and the universality is strong.
In this embodiment, the centers of the anti-sliding mandrel 1 and the positioner tray 4 are fixed by manual arc welding, and other embodiments may also perform the fixed connection of the anti-sliding mandrel 1 and the positioner tray 4 in other fixing manners.
The outer side of the anti-sliding centering sleeve 3 is sequentially and concentrically provided with a plurality of annular steps from inside to outside, and the annular steps with different outer diameter sizes are used for adapting to the high-speed centrifugal impellers 200 with different diameters. During welding, an annular step surface matched with the diameter size of the current high-speed centrifugal impeller 200 is used for being connected with the end part of the high-speed centrifugal impeller 200. The outer diameter of the anti-sliding centering sleeve 3 is designed to be in a multi-step mode, and the welding of the high-speed centrifugal impellers 200 with different diameters can be met through the design of different step sizes, so that the universality is strong.
As shown in fig. 4, the anti-slip core shaft 1 is used for sequentially sleeving the high-speed centrifugal impeller 200 and the anti-slip centering sleeve 3 from the mounting end to the rear end, and the step surface of the anti-slip centering sleeve 3, which is matched with the high-speed centrifugal impeller 200, is connected with the end part of the high-speed centrifugal impeller 200, so that the high-speed centrifugal impeller 200 is fixed between the anti-slip centering sleeve 3 and the positioner tray 4, the high-speed centrifugal impeller 200 cannot slide up and down, and meanwhile, the anti-slip centering sleeve 3 is fixed and limited by penetrating a group of fixing pins 2 into a group of fixing pin holes close to the large end of the anti-slip centering sleeve 3, so that the welding positioner 100 is prevented from overturning at different angles, and the high-speed centrifugal impeller 200 is prevented from slipping during rotation.
The anti-toppling tool comprises an anti-toppling bracket 5 and at least one anti-toppling cushion block 6. The side of the anti-toppling bracket 5, which is close to the welding positioner 100, is provided with a plurality of steps with different heights, and the heights and the number of the steps are matched according to the simulated toppling positions of the welding positioner 100 under different angle displacements; when welding work is performed, the anti-toppling bracket 5 is placed on a plane where the welding positioner 100 can topple up and down and fall down; the steps are provided with outwards extending bosses, and a clamping groove is formed between the boss of the previous step and the next step; the anti-toppling cushion block 6 is used for being clamped into a clamping groove matched with the current simulated toppling position of the welding positioner 100, and when the welding positioner 100 falls down, the anti-toppling cushion block 6 can be connected with the welding positioner 100 to prevent the welding positioner 100 from being continuously dropped to cause personnel damage or damage of the high-speed centrifugal impeller 200. The number of the anti-toppling cushion blocks 6 can be multiple, and the number of the anti-toppling cushion blocks is adjusted according to the deflection angle of the welding positioner 100 in the welding process, so as to prevent the welding positioner 100 from toppling over during deflection. The fit clearance between the clamping groove and the anti-toppling cushion block 6 is 0.10-0.30 mm, the moderate clearance is convenient for the anti-toppling cushion block 6, and the clearance is not too large, so that the anti-toppling cushion block 6 is easy to deviate or slide out of the clamping groove, and the accurate position of the anti-toppling cushion block 6 is ensured. The tool set is suitable for a safety protection tool used in the process of welding a high-speed centrifugal impeller, and because of the requirement of the welding process, the welding positioner 100 has an auxiliary heating function, and materials used in the tool set are high-temperature alloy GH2132 for ensuring the high-temperature reliability and the service life of the materials.
The key of the safety protection suit tooling is that for the centrifugal high-speed impeller 200 produced in a single piece in a small batch mode, through the arrangement of different heights of the fixing pin holes on the anti-slip mandrel 1 and the arrangement of different outer diameter annular steps of the anti-slip centering sleeve 3, the safety of welding work is guaranteed, and the use universality of the safety protection suit tooling is improved.
Meanwhile, the application also provides a using method of the tool set for preventing the impeller of the welding positioner from sliding and falling, and the tool set is explained by a specific embodiment, and the tool set is not limited to the specific embodiment, and equivalent transformation based on the technical scheme of the application is within the protection scope of the application.
The application method of the anti-slip and anti-toppling tool set for the impeller of the welding positioner comprises the following steps of:
in this example, a welding positioner 100 of model BW-10T is taken as an example, the welding positioner 100 is a 10 ton positioner, the welded high-speed centrifugal impeller 200 has a diameter of 1530mm, a total weight of 5.2 tons, a total height of 270mm, and an inner bore of 350mm.
Step one, determining a simulated dumping position of the welding positioner 100; adjusting a welding positioner 100, and performing manual arc welding and fixing on the anti-sliding mandrel 1 and the positioner tray 4, so as to keep the anti-sliding mandrel 1 and the positioner tray 4 to form 90 degrees;
step two, adjusting the welding positioner 100 to enable the positioner tray 4 to be parallel to the ground, lifting the centrifugal high-speed impeller 200, sleeving the centrifugal high-speed impeller 200 on the anti-slip mandrel 1, and placing the centrifugal high-speed impeller on the positioner tray 4;
step three, sleeving the anti-slip centering sleeve 3 on the anti-slip mandrel 1, so that a step surface on the anti-slip centering sleeve 3, which is matched with the centrifugal high-speed impeller 200, is contacted with the end part of the centrifugal high-speed impeller 200;
step four, the fixing pin 2 is inserted into a group of fixing pin holes nearest to the large end of the anti-slip centering sleeve 3;
step five, spot welding and fixing the anti-slip centering sleeve 3 and the centrifugal high-speed impeller 200;
step six, placing the anti-toppling bracket 5 at a position matched with the simulated toppling position of the welding positioner 100, and installing the anti-toppling cushion block 6 into the corresponding clamping groove according to the simulated toppling position of the welding positioner, as shown in fig. 4.
For comparative illustration, comparative examples are given below:
the present comparative example shows that the centrifugal high-speed impeller 200 is manufactured by welding without adopting the anti-falling and anti-falling tool and also using the welding positioner 100, and the main difference between the welding manufacturing process and the embodiment of the use method of the present application is that in the present comparative example, the anti-falling and anti-falling tool is not adopted and is implemented only by the self-positioner tray 4 of the welding positioner 100.
Specifically, the method comprises the following steps:
step one, adjusting the level of the positioner tray 4 and the ground, and performing spot welding fixation on the centrifugal high-speed impeller 200 and the positioner tray 4.
And secondly, starting welding, namely rotating the welding positioner 100 due to the requirement of the welding position of the centrifugal high-speed impeller 200, wherein the gravity center of the centrifugal high-speed impeller 200 passes through the gravity center of the welding positioner 100, so that the welding is safe without gravity center deviation.
Step three, because of the need of welding position, need to topple over the shifter tray 4 from top to bottom, in toppling over the process, because the centrifugal high-speed impeller 200 is heavy, the focus is high, and the welding shifter 100 topples over, the centrifugal high-speed impeller 200 slides down. Causing a safety accident during the welding manufacturing process of the centrifugal high-speed impeller 200. Moreover, because the anti-toppling device is not arranged, the positioner tray 4 can be contacted with the ground, and the accident of injury of personnel is easy to cause.
Claims (8)
1. The anti-slip and anti-toppling tool set for the impeller of the welding positioner is characterized by comprising an anti-slip tool arranged on the welding positioner (100) and an anti-toppling tool arranged below a positioner tray (4) of the welding positioner (100);
the position of the anti-toppling tool below the positioner tray (4) is matched with the simulated toppling position of the welding positioner (100);
the anti-slip tooling comprises an anti-slip mandrel (1), an anti-slip centering sleeve (3) and a fixing pin (2);
the installation end of the anti-slip mandrel (1) is fixed at the center of a tray (4) of the positioner, a plurality of groups of fixing pin holes are axially formed in the anti-slip mandrel (1), and the positions of the plurality of groups of fixing pin holes are respectively matched with the heights of centrifugal high-speed impellers (200) with different sizes; each group of fixing pin holes are fixing pin holes arranged along the radial direction, or each group of fixing pin holes are at least two fixing pin holes arranged on the same section of the anti-slip core shaft (1);
the anti-slip centering sleeve (3) is characterized in that a plurality of annular steps from small to large are concentrically arranged on the outer side of the anti-slip centering sleeve from inside to outside in sequence, the annular steps with different outer diameter sizes are used for being matched with high-speed centrifugal impellers (200) with different diameters, and annular step surfaces matched with the diameter sizes of the centrifugal high-speed impellers (200) are used for being connected with the end parts of the centrifugal high-speed impellers (200);
the anti-slip mandrel (1) is used for sequentially sleeving the centrifugal high-speed impeller (200) and the anti-slip centering sleeve (3) from the mounting end to the rear end, penetrating into a group of fixing pin holes close to the large end of the anti-slip centering sleeve (3) through the fixing pins (2), and fixing and limiting the centrifugal high-speed impeller (200) and the anti-slip centering sleeve (3);
the anti-toppling tool comprises an anti-toppling bracket (5) and at least one anti-toppling cushion block (6);
the anti-toppling bracket (5) is provided with a plurality of steps with different heights at one side close to the welding positioner (100), and the heights and the number of the steps are matched with the simulated toppling positions of the welding positioner (100) under different angle displacements; the steps are provided with outwards extending bosses, and a clamping groove is formed between the boss of the previous step and the next step;
the anti-toppling cushion block (6) is used for being clamped into a clamping groove matched with the current simulated toppling position of the welding positioner (100).
2. The tool set for preventing sliding and tilting of an impeller for a welding positioner according to claim 1, wherein: the centers of the anti-slip core shaft (1) and the positioner tray (4) are fixed through manual arc welding.
3. The tool set for preventing sliding and tilting of an impeller for a welding positioner according to claim 1 or 2, wherein:
the materials used for the anti-slip tool and the anti-toppling tool are high-temperature alloys.
4. The tool set for preventing sliding and tilting of an impeller for a welding positioner according to claim 3, wherein:
the materials used for the anti-slip tool and the anti-toppling tool are high-temperature alloy GH2132.
5. The tool set for preventing sliding and tilting of an impeller for a welding positioner according to claim 4, wherein:
the simulated dumping position is a position calculated according to the appearance parameters of the welding positioner (100).
6. The tool set for preventing sliding and tilting of an impeller for a welding positioner according to claim 4, wherein:
the simulated dumping position refers to a position obtained by simulating dumping according to three-dimensional modeling.
7. The tool set for preventing sliding and tilting of an impeller for a welding positioner according to claim 4, wherein:
the simulated dumping position is a position obtained after dumping the welding positioner (100) under the condition of ensuring safety.
8. A method of using the anti-slip and anti-toppling tooling set for a welding positioner impeller of any one of claims 1-7, comprising the steps of:
step one, determining the simulated dumping position of a welding positioner (100); the welding positioner (100) is adjusted, the anti-sliding mandrel (1) and the positioner tray (4) are installed and fixed, and the anti-sliding mandrel (1) and the positioner tray (4) are kept to form 90 degrees;
step two, adjusting a welding positioner (100) to enable a positioner tray (4) to be parallel to the ground, lifting a centrifugal high-speed impeller (200), sleeving the centrifugal high-speed impeller (200) on the anti-slip mandrel (1) and placing the centrifugal high-speed impeller on the positioner tray (4);
step three, sleeving the anti-slip centering sleeve (3) on the anti-slip mandrel (1), so that a step surface on the anti-slip centering sleeve (3) matched with the centrifugal high-speed impeller (200) is contacted with the end part of the centrifugal high-speed impeller (200);
step four, inserting the fixing pins (2) into a group of fixing pin holes closest to the large end of the anti-slip centering sleeve (3);
fifthly, fixing the anti-slip centering sleeve (3) and the centrifugal high-speed impeller (200);
and step six, placing the anti-toppling bracket (5) at a position matched with the simulated toppling position of the welding positioner (100), and installing the anti-toppling cushion block (6) into a corresponding clamping groove according to the simulated toppling position of the welding positioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210774463.8A CN115041857B (en) | 2022-07-01 | 2022-07-01 | Anti-slip and anti-toppling tool set for impeller of welding positioner and use method of anti-slip and anti-toppling tool set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210774463.8A CN115041857B (en) | 2022-07-01 | 2022-07-01 | Anti-slip and anti-toppling tool set for impeller of welding positioner and use method of anti-slip and anti-toppling tool set |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010249070A (en) * | 2009-04-17 | 2010-11-04 | Mitsubishi Heavy Ind Ltd | Centrifugal compressor |
| CN214024334U (en) * | 2020-11-25 | 2021-08-24 | 湖南中部智能制造有限公司 | Steel plate welding positioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010249070A (en) * | 2009-04-17 | 2010-11-04 | Mitsubishi Heavy Ind Ltd | Centrifugal compressor |
| CN214024334U (en) * | 2020-11-25 | 2021-08-24 | 湖南中部智能制造有限公司 | Steel plate welding positioner |
Non-Patent Citations (1)
| Title |
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| 变位机机架加工工艺的改进;宗加元, 李红兵;汽车工艺与材料(02);全文 * |
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