CN214066418U - Vertical tool for detecting static balance of powder concentrator rotor - Google Patents
Vertical tool for detecting static balance of powder concentrator rotor Download PDFInfo
- Publication number
- CN214066418U CN214066418U CN202023128737.1U CN202023128737U CN214066418U CN 214066418 U CN214066418 U CN 214066418U CN 202023128737 U CN202023128737 U CN 202023128737U CN 214066418 U CN214066418 U CN 214066418U
- Authority
- CN
- China
- Prior art keywords
- rotor
- static balance
- centering flange
- powder concentrator
- rod
- 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.)
- Active
Links
Images
Landscapes
- Testing Of Balance (AREA)
Abstract
The utility model discloses a detect vertical type frock of selection powder machine rotor static balance, include: a centering flange, an upright ejector rod and a scale pointer; the centering flange is provided with a fixing hole for fixedly connecting with a rotor cone of the powder concentrator, and the middle part of the centering flange is fixedly connected with a ball; the vertical ejector rod comprises a straight rod, a wear-resisting plate and a supporting piece, the bottom of the straight rod is connected with the supporting piece, and the top of the straight rod is connected with the wear-resisting plate; the scale pointer comprises an auxiliary rod and a pointer, and the pointer is connected to the auxiliary rod; the centering flange is arranged on the upright ejector rod, and the ball body is used for being in rotary contact with the upper surface of the wear-resisting plate. The utility model discloses a vertical type frock is through detecting the difference in height, increases the counter weight corresponding the position to guarantee that the static balance stably satisfies the pattern requirement, applicable in the detection of the selection powder machine rotor static balance of various sizes, practice thrift the cost.
Description
Technical Field
The utility model relates to a solve the detection problem of large-scale selection powder machine rotor static balance. Under the prerequisite that satisfies technical requirement, provide one kind with low costs, convenient to use, can satisfy the frock that large-scale rotor detected the stable requirement of static balance simultaneously, specifically be a vertical type frock that detects selection powder machine rotor static balance, belong to selection powder machine technical field.
Background
The diameter of the rotor of the powder concentrator is usually 1200 mm-8000 mm. Due to the limitations of the capability of processing and forming equipment and the processing cost, block-type manufacturing integration is often adopted in the manufacturing process. The parts and plates are segmented as required, are welded one by one to be formed and are finally welded into a whole, the overall static balance stability of the parts and plates is difficult to guarantee, the balance stability of a rotor of the powder concentrator after welding forming or assembling needs to be detected, and the balance weight is added at a corresponding position through detection so as to guarantee that the pattern requirements are met. The conventional horizontal tool is only applicable to small rotor diameter (1200 mm-3500 mm), and cannot be applied to detection of powder concentrator rotors with various sizes.
Cause the unstable reason of the static balance of the rotor of the powder concentrator: firstly, the stress of the metal material of the part is cut and welded again, so that the error caused by uneven stress is caused; secondly, the whole is manufactured in a segmented mode, the allowable error of each part and the accumulated error generated during the whole welding process are reduced; and thirdly, the non-uniformity of the weight of the rotor blade amplifies the instability due to the non-correspondence of the installation position under the condition of not carrying out balance detection.
Disclosure of Invention
The utility model aims to solve the technical problem that the not enough of providing a detect vertical type frock of selection powder machine rotor static balance to above-mentioned prior art, this detect vertical type frock of selection powder machine rotor static balance increases the counter weight through detecting the altitude difference value in corresponding position to guarantee that the static balance is stable and satisfies the pattern requirement, applicable in the detection of selection powder machine rotor static balance of various sizes.
In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:
the utility model provides a detect powder concentrator rotor static balance's vertical type frock, includes:
a centering flange, an upright ejector rod and a scale pointer;
the centering flange is provided with a fixing hole for fixedly connecting with a rotor cone of the powder concentrator, and the middle part of the centering flange is fixedly connected with a ball;
the vertical ejector rod comprises a straight rod, a wear-resisting plate and a supporting piece, the bottom of the straight rod is connected with the supporting piece, and the top of the straight rod is connected with the wear-resisting plate;
the scale pointer comprises an auxiliary rod and a pointer, and the pointer is connected to the auxiliary rod;
the centering flange is arranged on the upright ejector rod, and the ball body is used for being in rotary contact with the upper surface of the wear-resisting plate.
As the utility model discloses further modified technical scheme, well central point of centering flange puts and is provided with the through-hole, spheroid fixed connection is in the through-hole lower part.
As a further improved technical scheme of the utility model, the spheroid passes through welding mode fixed connection at well through-hole lower part at flange center.
As a further improved technical scheme of the utility model, the central point of well centering flange puts through welding mode fixedly connected with seamless pipe, the spheroid is located seamless intraductal side.
As a further improved technical proposal of the utility model, the ball body adopts an alloy steel ball.
As a further improved technical scheme of the utility model, the pointer passes through welding mode fixed connection on the auxiliary rod.
As the utility model discloses further modified technical scheme, welding mode and support piece fixed connection are passed through to the bottom of straight-bar, and welding mode and antifriction plate fixed connection are passed through at the top, the upper surface of antifriction plate is the horizontal plane.
The utility model has the advantages that:
the utility model discloses vertical type frock that selection powder machine rotor static balance detected adopts the difference in height that measures the rotor after making somebody a mere figurehead and respectively predetermines the marking, confirms its balanced deviation, reduces the difference through adding the counter weight to reach the balanced principle of drawing requirement. Numbering the rib plates at the positions of the blades mounted on each powder concentrator rotor, presetting a height marking line from the vertex, mounting a centering flange on a powder concentrator rotor cone, placing the rotor on the upper end surface of the vertical ejector rod, rotating the powder concentrator rotor, recording the height (positive and negative) difference between the preset height marking line and a scale pointer, adding a balance weight at the internal relative position of the rotor cone according to the position exceeding the tolerance after all records, and repeatedly detecting and adding the balance weight until each height difference meets the pattern requirement. The tool detection is irrelevant to the diameter of the powder concentrator rotor, and the centering flange, the vertical ejector rod and the scale are independent parts, so that the tool can be used for powder concentrator rotors with various diameters, and the cost is saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic structural view of a centering flange according to an embodiment of the present invention.
Fig. 3 is a cross-sectional view of a centering flange according to an embodiment of the present invention.
Fig. 4 is a partially enlarged cross-sectional view of a centering flange according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of the upright post rod according to the embodiment of the present invention.
Fig. 6 is a schematic view of height markings of a rotor of the powder concentrator according to an embodiment of the present invention.
Fig. 7 is a schematic view of the numbering of rib plates of the rotor of the powder concentrator.
Fig. 8 is a schematic view of the fit connection between the centering flange and the rotor cone flange of the powder concentrator according to the embodiment of the present invention.
Fig. 9 is a schematic usage diagram of an embodiment of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the attached drawings:
as shown in fig. 1, a vertical tool for detecting static balance of a rotor of a powder concentrator includes: centering flange 1, upright ejector pin 2 and scale pointer 3. As shown in fig. 2 to 4, the centering flange 1 is provided with a fixing hole 4 for fixedly connecting with a cone flange 12 of a powder concentrator rotor 11, a through hole 6 is arranged at the central position of the centering flange 1, and a ball 5 is fixedly connected to the lower part of the through hole 6 at the center of the centering flange 1 by welding. The center position of the centering flange 1 is fixedly connected with a seamless pipe 7 in a welding mode, and the ball body 5 is positioned on the inner side of the seamless pipe 7. As shown in fig. 1 and 5, the vertical mandril 2 comprises a straight rod 9, a wear-resistant plate 8 and a support 10, wherein the bottom of the straight rod 9 is connected with the support 10, and the top of the straight rod is connected with the wear-resistant plate 8. As shown in fig. 9, the scale hand 3 includes an auxiliary rod 14 and a hand 13, and the hand 13 is connected to the auxiliary rod 14. The centering flange 1 is used for being placed on the vertical mandril 2, and the ball body 5 can freely rotate on the upper surface of the wear-resisting plate 8.
In this embodiment, the ball 5 is made of an alloy steel ball. The centering flange 1, the upright ejector rod 2 and the scale pointer 3 are made of metal materials.
In this embodiment, the pointer 13 is fixedly connected to the auxiliary rod 14 by welding.
In this embodiment, the bottom of the straight rod 9 is fixedly connected with the supporting member 10 by a welding method, the top is fixedly connected with the wear-resistant plate 8 by a welding method, the upper surface of the wear-resistant plate 8 is a horizontal plane, the upper surface of the wear-resistant plate 8 is ground, and the leveling instrument is used for checking the flatness of the upper surface. This should be ensured before the actual balancing takes place.
As shown in fig. 6 and 7, each blade rib plate in the powder concentrator rotor 11 is numbered (fig. 7), and a height marking line (i.e. marking reference points on all vertical blade rib plates 700mm away from the top of the powder concentrator rotor 11) is preset (fig. 6).
As shown in fig. 8, the fixing holes 4 of the centering flange 1 are fixed to the fixing holes of the cone flange 12 of the powder concentrator rotor 11 by bolts, and the alloy steel balls are placed at the lower part.
As shown in fig. 9, the powder concentrator rotor 11 is placed on the vertical ejector rod 2, the needle point 13 of the scale pointer 3 is fixed on the auxiliary rod 14 in a spot welding mode after being leveled with the preset height mark line with the number 1, the powder concentrator rotor 11 is slowly rotated to enable the height mark line with the number 2 to reach the scale pointer 3, the height mark line and the needle point of the pointer 13 may not be on the same level, the height difference value between the preset height mark line and the needle point of the pointer 13 is measured and recorded, the difference value is recorded as + ev when the height mark line is higher than the needle point of the pointer 13, the difference value is recorded as-ev when the height mark line is lower than the needle point of the pointer 13, and all the numbering height difference values are recorded by repeating the process.
Example (c): the acceptable difference value of the balance stability is +/-1.5 mm, if the recorded difference value exceeds the range, a counterweight is added at the position of the opposite face with the recorded value of-ev, or the counterweight is added at the current position with the recorded value of + ev, and if the recorded value of the number 2 is-2 mm, the counterweight is added in the cone at the position of the opposite number 26; if the record value of number 3 is +3mm, adding a balance weight inside the cone at the position of number 3, and repeating the process until all the differences meet the requirement of +/-1.5 mm.
The thickness of the added weight is uniform. It must be welded inside the cone at a distance of 50mm from the ground.
The detection tool can be used for replacing the centering flange 1 according to the change of the cone flange 12 of the powder concentrator rotor 11, is irrelevant to the size of the rotor appearance diameter, can be repeatedly used, and is high in applicability, simple to manufacture and cost-saving.
The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.
Claims (7)
1. The utility model provides a detect vertical type frock of selection powder machine rotor static balance which characterized in that includes:
a centering flange (1), an upright ejector rod (2) and a scale pointer (3);
the centering flange (1) is provided with a fixing hole (4) fixedly connected with a cone of a powder concentrator rotor (11), and the middle part of the centering flange (1) is fixedly connected with a sphere (5);
the upright ejector rod (2) comprises a straight rod (9), a wear-resistant plate (8) and a supporting piece (10), the bottom of the straight rod (9) is connected with the supporting piece (10), and the top of the straight rod is connected with the wear-resistant plate (8);
the scale pointer (3) comprises an auxiliary rod (14) and a pointer (13), and the pointer (13) is connected to the auxiliary rod (14);
the centering flange (1) is arranged on the vertical ejector rod (2), and the ball body (5) is used for being in rotary contact with the upper surface of the wear-resisting plate (8).
2. The vertical tool for detecting the static balance of the rotor of the powder concentrator as claimed in claim 1, wherein a through hole (6) is formed in the center of the centering flange (1), and the ball (5) is fixedly connected to the lower portion of the through hole (6).
3. The vertical tool for detecting the static balance of the rotor of the powder concentrator as claimed in claim 2, wherein the sphere (5) is fixedly connected to the lower part of the through hole (6) in the center of the centering flange (1) by welding.
4. The vertical tool for detecting the static balance of the rotor of the powder concentrator as claimed in claim 3, wherein the centering flange (1) is fixedly connected with a seamless tube (7) at the center position by welding, and the sphere (5) is positioned inside the seamless tube (7).
5. The vertical tool for detecting the static balance of the rotor of the powder concentrator as recited in claim 4, wherein the sphere (5) is made of alloy steel balls.
6. The vertical tool for detecting the static balance of the rotor of the powder concentrator as recited in claim 1, wherein the pointer (13) is fixedly connected to the auxiliary rod (14) by welding.
7. The vertical tool for detecting the static balance of the rotor of the powder concentrator as claimed in claim 1, wherein the bottom of the straight rod (9) is fixedly connected with the support member (10) by welding, the top of the straight rod is fixedly connected with the wear plate (8) by welding, and the upper surface of the wear plate (8) is a horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023128737.1U CN214066418U (en) | 2020-12-22 | 2020-12-22 | Vertical tool for detecting static balance of powder concentrator rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023128737.1U CN214066418U (en) | 2020-12-22 | 2020-12-22 | Vertical tool for detecting static balance of powder concentrator rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214066418U true CN214066418U (en) | 2021-08-27 |
Family
ID=77386597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023128737.1U Active CN214066418U (en) | 2020-12-22 | 2020-12-22 | Vertical tool for detecting static balance of powder concentrator rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214066418U (en) |
-
2020
- 2020-12-22 CN CN202023128737.1U patent/CN214066418U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110055838B (en) | Working track installation mechanism of transverse working trolley of trailing suction hopper dredger | |
| CN214251379U (en) | Mass and mass center measuring device | |
| CN214066418U (en) | Vertical tool for detecting static balance of powder concentrator rotor | |
| CN105805177A (en) | Width-limited matching method for bearing width of tapered roller bearing | |
| CN211178206U (en) | Efficient cylindrical gear beats and detects general device | |
| CN210135029U (en) | Guide bearing bush supporting device of hydroelectric generating set | |
| CN111879208A (en) | Wheel offset distance measuring gauge | |
| CN107152921B (en) | Roller bearing clearance fit measuring device and measuring method using same | |
| CN212931902U (en) | Contact angle detector for angular contact ball bearing | |
| CN207741684U (en) | A kind of axle box concentricity detecting tool | |
| CN219103914U (en) | Device for measuring height difference of inner ring and outer ring of tapered roller bearing | |
| CN209802331U (en) | Precision detection tool for taper of spindle taper sleeve | |
| CN204461386U (en) | A kind of device of Quick Measurement axis hole parameter | |
| CN206269717U (en) | Truck sideframe pedestal top surface is to spring bearing platform spacing detection measurer | |
| CN209495614U (en) | A kind of hole location scanning cubing | |
| CN207113849U (en) | A kind of roller bearing clearance trap measurement apparatus | |
| CN206269732U (en) | One kind detection wind-power slip ring concentricity frock | |
| CN211503919U (en) | Portable height measuring device for tin bath of electronic-grade float glass melting furnace | |
| CN220454499U (en) | Sizing frame roller gap measuring device | |
| CN220018462U (en) | Carrier roller mounting structure | |
| CN110553566A (en) | method and device for measuring small assembly height of tapered roller bearing | |
| CN219511744U (en) | Balance type static balancing device of large rotor | |
| CN214748628U (en) | Composite material propeller rotational inertia detection device | |
| CN216279054U (en) | Assembling tool for sliding main bearing of heading machine | |
| CN219531918U (en) | Hydroelectric set generator rotor overhauls survey circle device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |