CN216151631U - Big gear wheel positioning tool - Google Patents
Big gear wheel positioning tool Download PDFInfo
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- CN216151631U CN216151631U CN202122283355.4U CN202122283355U CN216151631U CN 216151631 U CN216151631 U CN 216151631U CN 202122283355 U CN202122283355 U CN 202122283355U CN 216151631 U CN216151631 U CN 216151631U
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Abstract
The utility model relates to the technical field of gear installation, and discloses a large gear positioning tool, which comprises an installation plate, a bottom frame and four support columns, wherein the bottom frame is positioned at the bottom of the installation plate, the four support columns are respectively installed at the positions of four corners between the installation plate and the bottom frame, the installation plate and the bottom frame are fixedly connected through the four support columns, rotating feet are movably installed at the positions of the four corners on the bottom wall surface of the bottom frame, installation holes penetrating through the upper wall surface and the lower wall surface of the installation plate are formed in the top wall surface of the installation plate, a helical gear is arranged on the installation plate, and a hoisting travelling crane is arranged right above the central line of the helical gear. According to the utility model, the axle and the bevel gear can be fixed by the hydraulic joint, and the length of the distance sleeve is fixed, so that the position of the bevel gear staying on the axle after the axle moves into the distance sleeve is the position needing accurate installation, thereby achieving the effect of accurately controlling the installation position of the bevel gear on the axle.
Description
Technical Field
The utility model relates to the technical field of gear installation, in particular to a large gear positioning tool.
Background
In vehicle manufacturing, a gear needs to be installed on an axle, the gear is generally assembled in an interference fit mode after being assembled and is fixed, the interference fit assembly is generally assembled in a hot-assembling method, and the gear is assembled after being heated.
The patent number CN212470069U provides a positioning tool for a bevel gear, which comprises a base, a pressing plate and a positioning device arranged on the base, wherein a positioning shaft capable of penetrating through the center of the bevel gear is arranged on the base, and a locking piece is detachably arranged at the free end of the positioning shaft; the pressure plate can be pressed on the end face of the bevel gear, and the locking piece can be contacted with the pressure plate to lock the bevel gear; the positioning device can be matched with the gear teeth of the helical gear, the positioning device comprises a positioning seat, a clamping piece and an elastic piece, and the positioning seat is connected with the base; the end part of the clamping piece is provided with a clamping groove which can be matched with the gear teeth of the helical gear; the clamping piece can penetrate through the positioning seat and can be locked with the positioning seat relatively; the elastic piece is sleeved outside the clamping piece, one end of the elastic piece is abutted to the positioning seat, and the other end of the elastic piece is abutted to the clamping piece.
Although the technology in the above scheme can improve the precision in machining, the installation position of the gear cannot be precisely controlled in the installation process, and therefore, a large gear positioning tool is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problems in the prior art and provides a large gear positioning tool.
In order to achieve the purpose, the utility model adopts the following technical scheme that the large gear positioning tool comprises a mounting plate, an underframe and four supporting columns, wherein the underframe is positioned at the bottom of the mounting plate, the four supporting columns are respectively arranged at the positions of four corners between the mounting plate and the underframe, the mounting plate and the underframe are fixedly connected through the four supporting columns, rotating feet are movably arranged at the positions of the four corners on the bottom wall surface of the underframe, mounting holes penetrating through the upper wall surface and the lower wall surface of the mounting plate are formed in the top wall surface of the mounting plate, a helical gear is arranged on the mounting plate, a hoisting travelling crane is arranged right above the central line of the helical gear, an axle is movably arranged on the hoisting travelling crane, and a distance sleeve is vertically and movably arranged downwards in a gasket.
Preferably, the top of the mounting plate is movably provided with a gasket positioned in the mounting hole through a bolt, and the helical gear is movably mounted on the mounting plate through the gasket.
Preferably, a hydraulic joint is provided inside the helical gear.
Preferably, telescopic rods are fixedly mounted on one side wall face of the mounting plate close to the bottom frame, and supporting rods are movably mounted between the telescopic rods located at the same position.
Preferably, the telescopic rod and the support rod are uniformly provided with limiting holes, and limiting rods are movably arranged in the limiting holes formed in the mounting plate and the telescopic rod on the bottom frame respectively.
Advantageous effects
The utility model provides a large gear positioning tool. The method has the following beneficial effects:
(1) the large gear positioning tool heats the helical gear to enlarge the inner diameter of the helical gear, the mounting plate is provided with the mounting hole, the gasket is arranged in the mounting hole, the helical gear is arranged on the mounting plate through the gasket, the helical gear is arranged on the gasket after the heating of the helical gear is finished, the distance sleeve is arranged below the gasket and is of a hollow structure, an axle can penetrate into the helical gear through a hoisting travelling crane, the outer diameter of the axle is larger than the inner diameter of the helical gear under normal conditions, but the inner diameter of the helical gear is enlarged according to the principle of thermal expansion and cold contraction due to the heating of the helical gear, the axle can penetrate into the helical gear, the axle can move into the distance sleeve after penetrating into the helical gear, the hydraulic joint can fix the axle and the helical gear, and the length of the distance sleeve is fixed, therefore, the position of the axle where the bevel gear stays in the distance sleeve is the position needing accurate installation, and the effect of accurately controlling the installation position of the bevel gear on the axle is achieved.
(2) This gear wheel location frock, because the position of required installation is different between different axletree and the different helical gears, so the length of distance cover is also different, so install the telescopic link between mounting panel and the chassis, the internally mounted of telescopic link has the bracing piece, spacing hole has all been seted up on telescopic link and the bracing piece, spacing downthehole gag lever post of installing, take out the gag lever post from spacing downthehole, can adjust the position of bracing piece in the telescopic link, thereby change the distance between mounting panel and the chassis, make the distance cover of different length all can install on the mounting panel, thereby reached and to have satisfied the effect of different helical gears different position installation demands on the axletree.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic diagram of a main structure according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is an enlarged view of the utility model at A in FIG. 2.
Illustration of the drawings:
1. mounting a plate; 2. a chassis; 3. a support pillar; 4. a rotating foot; 5. mounting holes; 6. a gasket; 7. a helical gear; 8. a hydraulic joint; 9. an axle; 10. hoisting the travelling crane; 11. a distance sleeve; 12. a telescopic rod; 13. a support bar; 14. a limiting hole; 15. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows: a bull gear positioning tool comprises a mounting plate 1, a chassis 2 and four support columns 3, wherein the mounting plate 1 is a plate with a rectangular structure, the chassis 2 is a hollow plate with a rectangular structure, the chassis 2 is positioned at the bottom of the mounting plate 1, the support columns 3 are long strips with a rectangular structure, the four support columns 3 are respectively arranged at the positions of four corners between the mounting plate 1 and the chassis 2, the mounting plate 1 and the chassis 2 are fixedly connected through the four support columns 3, rotating feet 4 are movably arranged at the positions of the four corners of the bottom wall surface of the chassis 2, a mounting hole 5 is formed in the top wall surface of the mounting plate 1, the mounting hole 5 is a circular hole, the mounting hole 5 penetrates through the upper wall surface and the lower wall surface of the mounting plate 1, a gasket 6 positioned inside the mounting hole 5 is movably arranged at the top of the mounting plate 1 through a bolt, the gasket 6 is of a circular ring structure, and a bevel gear 7 is movably arranged on the gasket 6, the inside of helical gear 7 is provided with hydraulic joint 8, is provided with the hoist and mount driving 10 that links to each other with the external world directly over the central line of helical gear 7, and movable mounting has axletree 9 on the hoist and mount driving 10, and the vertical movable mounting downwards in inside of packing ring 6 has distance cover 11, and distance cover 11 is hollow cylindrical structure.
The working principle of the utility model is as follows:
when the automobile axle fixing device is used, firstly, the helical gear 7 is heated to enlarge the inner diameter of the helical gear 7, the mounting plate 1 is provided with the mounting hole 5, the gasket 6 is mounted in the mounting hole 5, the helical gear 7 is mounted on the mounting plate 1 through the gasket 6, the helical gear 7 is mounted on the gasket 6 after the helical gear 7 is heated, the distance sleeve 11 is mounted below the gasket 6, the distance sleeve 11 is of a hollow structure, the axle 9 can penetrate into the helical gear 7 through the hoisting crane 10, the outer diameter of the axle 9 is larger than the inner diameter of the helical gear 7 under normal conditions, but due to the heating of the helical gear 7, the inner diameter of the helical gear 7 is enlarged according to the principle of thermal expansion and cold contraction, the axle 9 can penetrate into the helical gear 7, the axle 9 can move into the distance sleeve 11 after penetrating into the helical gear 7, and the hydraulic joint 8 can fix the axle 9 and the helical gear 7, because the length of the distance sleeve 11 is fixed, the position of the bevel gear 7 staying on the axle 9 after the axle 9 moves into the distance sleeve 11 is the position needing accurate installation, and therefore the effect of accurately controlling the installation position of the bevel gear 7 on the axle 9 is achieved.
Example two: on the basis of the first embodiment, as shown in fig. 2 to fig. 3, a gear wheel positioning tool further includes a plurality of telescopic rods 12, the telescopic rods 12 are of hollow rectangular structures, the plurality of telescopic rods 12 are respectively installed at four corners of a side wall surface of the mounting plate 1 close to the chassis 2, a support rod 13 is movably installed between the telescopic rods 12 located at the same position, the support rod 13 is a block of a rectangular structure, a plurality of limiting holes 14 are uniformly distributed on the telescopic rods 12 and the support rod 13, the limiting holes 14 are circular holes, limiting rods 15 are respectively movably installed in the limiting holes 14 formed in the telescopic rods 12 on the mounting plate 1 and the chassis 2, and the limiting rods 15 are of cylindrical structures matched with the limiting holes 14.
When using, because the position of required installation is different between different axletree 9 and the different helical gear 7, so the length of distance cover 11 is also different, so install telescopic link 12 between mounting panel 1 and the chassis 2, the internally mounted of telescopic link 12 has bracing piece 13, spacing hole 14 has all been seted up on telescopic link 12 and the bracing piece 13, install gag lever post 15 in the spacing hole 14, take out gag lever post 15 from spacing hole 14, can adjust the position of bracing piece 13 in telescopic link 12, thereby change the distance between mounting panel 1 and the chassis 2, make the distance cover 11 of different length all install on mounting panel 1, thereby reached and to have satisfied the effect of different helical gear 7 different position installation demands on axletree 9.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a gear wheel location frock, includes mounting panel (1), chassis (2) and four support column (3), chassis (2) are located the bottom of mounting panel (1), and the position at four angles between mounting panel (1) and chassis (2) is installed respectively in four support column (3), and mounting panel (1) and chassis (2) are through four support column (3) fixed connection, and the equal movable mounting in position at four angles of bottom wall of chassis (2) has rotation foot (4), its characterized in that: the mounting structure is characterized in that a mounting hole (5) penetrating through the upper wall face and the lower wall face of the mounting plate (1) is formed in the top wall face of the mounting plate (1), a helical gear (7) is arranged on the mounting plate (1), a hoisting travelling crane (10) is arranged right above the central line of the helical gear (7), an axle (9) is movably mounted on the hoisting travelling crane (10), and a distance sleeve (11) is vertically and downwardly movably mounted in the gasket (6).
2. The bull gear positioning tool of claim 1, wherein: the top of the mounting plate (1) is movably provided with a gasket (6) positioned in the mounting hole (5) through a bolt, and the helical gear (7) is movably arranged on the mounting plate (1) through the gasket (6).
3. The bull gear positioning tool of claim 1, wherein: and a hydraulic joint (8) is arranged in the bevel gear (7).
4. The bull gear positioning tool of claim 1, wherein: the mounting plate is characterized in that a telescopic rod (12) is fixedly mounted on one side wall face of the mounting plate (1) close to the bottom frame (2), and a supporting rod (13) is movably mounted between the telescopic rods (12) located at the same position.
5. The bull gear positioning tool of claim 4, wherein: spacing holes (14) are uniformly distributed on the telescopic rod (12) and the supporting rod (13), and spacing rods (15) are movably mounted in the spacing holes (14) formed in the telescopic rod (12) on the mounting plate (1) and the chassis (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122283355.4U CN216151631U (en) | 2021-09-19 | 2021-09-19 | Big gear wheel positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122283355.4U CN216151631U (en) | 2021-09-19 | 2021-09-19 | Big gear wheel positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216151631U true CN216151631U (en) | 2022-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122283355.4U Active CN216151631U (en) | 2021-09-19 | 2021-09-19 | Big gear wheel positioning tool |
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| CN (1) | CN216151631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115847006A (en) * | 2022-12-21 | 2023-03-28 | 常州创明磁性材料科技有限公司 | Rapid hot charging device and method for copper bush of nanocrystalline crystallizer |
-
2021
- 2021-09-19 CN CN202122283355.4U patent/CN216151631U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115847006A (en) * | 2022-12-21 | 2023-03-28 | 常州创明磁性材料科技有限公司 | Rapid hot charging device and method for copper bush of nanocrystalline crystallizer |
| CN115847006B (en) * | 2022-12-21 | 2023-12-01 | 常州创明磁性材料科技有限公司 | Rapid hot-filling device and hot-filling method for nanocrystalline crystallizer copper bush |
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