CN108468721B - Centering device and centering method for bevel gears at two ends of gear shaft - Google Patents
Centering device and centering method for bevel gears at two ends of gear shaft Download PDFInfo
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- CN108468721B CN108468721B CN201810362766.2A CN201810362766A CN108468721B CN 108468721 B CN108468721 B CN 108468721B CN 201810362766 A CN201810362766 A CN 201810362766A CN 108468721 B CN108468721 B CN 108468721B
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- centering
- gear shaft
- block
- gear
- connecting hole
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
- F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
- F16D1/09—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
Abstract
The invention discloses a centering device and a centering method for helical gears at two ends of a gear shaft, and the centering device comprises a base and a connecting plate, wherein a connecting column is connected to the middle part above the base, a fixed block is fixed above the connecting column, the gear shaft is fixed on the left side and the right side of the fixed block, a centering block is connected below the connecting rod, a fixing screw is connected to the surface of a centering box, a partition plate is arranged inside an electric push rod, a hollow groove is formed in the right side of the partition plate, a first connecting hole is formed in the outer side of the centering box, second connecting holes are formed in the upper side and the lower side of the first connecting hole, a third connecting hole is formed in the inner side of the centering box, and a fixing protrusion is fixed. This centering device of gear shaft both ends helical gear is provided with the centering piece, can be through the position of adjusting set screw and centering piece to conveniently adjust the size of helical gear, and then improved the device and conveniently fixed the not helical gear of equidimension, improved the device's practicality.
Description
Technical Field
The invention relates to the technical field of bevel gears, in particular to a centering device and a centering method for bevel gears at two ends of a gear shaft.
Background
The helical gear is a common part which is frequently used in mechanical transmission, adopts high-quality high-strength alloy steel, is subjected to surface carburizing and hardening treatment, and has strong bearing capacity and durability. In practical application, the bevel gears are widely used in high-speed and heavy-load occasions due to the characteristics of stable transmission, small impact, vibration, small noise and the like, and in consideration of stress balance, in order to avoid stress on one end of the gear shaft, under an ideal condition, the stress on two ends of the gear shaft can be more balanced by mounting a pair of bevel gear pairs on two ends of the gear shaft, so that a centering device of the bevel gears is needed.
For the existing centering device for the bevel gear on the market, a great part of problems still exist, such as the difficulty in fixing the bevel gear and poor centering effect, so that a centering device for the bevel gears at two ends of the gear shaft is provided so as to solve the problems.
Disclosure of Invention
The invention aims to provide a centering device and a centering method for helical gears at two ends of a gear shaft, and aims to solve the problems that the centering device is difficult to fix the helical gears and has poor centering effect in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a centering device for helical gears at two ends of a gear shaft comprises a base and a connecting plate, wherein a connecting column is connected to the middle part above the base, a fixing block is fixed above the connecting column, gear shafts are fixed on the left side and the right side of the fixing block respectively, a fastening block is connected to each gear shaft, an electric push rod is fixed above the connecting plate, one end of the electric push rod is connected with a centering box, connecting rods are arranged on the upper side and the lower side of the centering box, a centering block is connected below each connecting rod, sliding grooves are formed in the left side and the right side of the centering block, a fixing screw is connected to the surface of the centering box, a partition plate is arranged inside the electric push rod, a hollow groove is formed in the right side of the partition plate, a first connecting hole is formed in the outer side of the centering box, second connecting holes are formed in the upper side and the, and a fixing protrusion is fixed on the inner side of the centering block.
Preferably, the surface of the gear shaft is in a thread structure, the gear shaft is in threaded connection with the fastening block and the fixing block, and the number of the gear shafts is 2 relative to the center of the fixing block.
Preferably, the electric push rod is fixedly connected with the centering box, the central point of the electric push rod and the central point of the gear shaft are on the same horizontal plane, and the outer diameter of the gear shaft is matched with the inner diameter of the hollow groove in the inner side of the electric push rod.
Preferably, the centering block is of a trapezoidal structure, the centering block and the sliding groove form a sliding structure, and the centering block is symmetrically provided with 2 centering blocks relative to a central axis of the centering box.
Preferably, the size of the first connecting hole is smaller than that of the third connecting hole, and the inner diameter of the first connecting hole is equal to the outer diameter of the gear shaft.
Preferably, the fixing protrusions are uniformly distributed on the inner side of the centering block, and the fixing protrusions are distributed annularly.
Compared with the prior art, the invention has the beneficial effects that: the centering device for the bevel gears at the two ends of the gear shaft is provided with the fixed block, so that the centering box is effectively blocked from moving towards the inner side of the fixed block, the gear shaft and the bevel gears are convenient to mount, further facilitating the centering of the bevel gear, the electric push rod is arranged, the hollow groove inside the electric push rod can be effectively connected with the gear shaft, thereby facilitating the alignment of the gear shaft and the helical gear, improving the convenience of the installation of the gear shaft, being provided with the alignment block, being capable of adjusting the positions of the fixing screw and the alignment block, thereby facilitating the adjustment of the size of the bevel wheel, further improving the convenience of the device for fixing the bevel wheels with different sizes, improving the practicability of the device, being provided with the fixing bulge, being capable of fixing the bevel wheel through the rear fixing bulge, and then made things convenient for the centering of helical gear and gear shaft, improved the device's centering effect, made the device make things convenient for people's use more.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a left side view of the middle box of the present invention;
FIG. 3 is a right side view of the middle box according to the present invention;
FIG. 4 is a schematic cross-sectional view of the electric putter of the present invention;
FIG. 5 is a side sectional view of the centering block of the present invention.
In the figure: 1. a base; 2. connecting columns; 3. a fixed block; 4. a gear shaft; 5. a fastening block; 6. a connecting plate; 7. an electric push rod; 8. centering the box; 9. a connecting rod; 10. centering blocks; 11. a chute; 12. a set screw; 13. a partition plate; 14. a hollow groove; 15. a first connection hole; 16. a second connection hole; 17. a third connection hole; 18. and fixing the protrusion.
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.
Referring to fig. 1-5, the present invention provides a technical solution: a centering device for helical gears at two ends of a gear shaft comprises a base 1, a connecting column 2, a fixing block 3, a gear shaft 4, a fastening block 5, a connecting plate 6, an electric push rod 7, a centering box 8, a connecting rod 9, a centering block 10, a sliding chute 11, a fixing screw 12, a partition plate 13, a hollow groove 14, a first connecting hole 15, a second connecting hole 16, a third connecting hole 17 and a fixing bulge 18, wherein the connecting column 2 is connected to the middle of the upper portion of the base 1, the fixing block 3 is fixed above the connecting column 2, gear shafts 4 are fixed on the left side and the right side of the fixing block 3, the fastening block 5 is connected to the gear shaft 4, the surface of the gear shaft 4 is in a thread structure, the gear shaft 4 is in threaded connection with the fastening block 5 and the fixing block 3, 2 gear shafts 4 are symmetrically arranged about the center of the fixing block 3, centering installation of the, one end of the electric push rod 7 is connected with a centering box 8, the upper side and the lower side of the centering box 8 are provided with connecting rods 9, the electric push rod 7 is fixedly connected with the centering box 8, the central point of the electric push rod 7 is on the same horizontal plane with the central point of the gear shaft 4, the outer diameter of the gear shaft 4 is matched with the inner diameter of a hollow groove 14 in the electric push rod 7, the centering box 8 is conveniently driven to move, a centering block 10 is connected below the connecting rods 9, sliding grooves 11 are arranged on the left side and the right side of the centering block 10, the centering block 10 is in a trapezoidal structure, the centering block 10 and the sliding grooves 11 form a sliding structure, 2 centering blocks 10 are symmetrically arranged on the central axis of the centering box 8, helical gears of different models are effectively fixed, the surface of the centering box 8 is connected with fixing screws 12, a partition plate 13 is arranged in the electric push rod 7, be provided with first connecting hole 15 in the outside to well case 8, and the upper and lower both sides of first connecting hole 15 all are provided with second connecting hole 16, and be provided with third connecting hole 17 to the inboard of well case 8, the size of first connecting hole 15 is less than the size of third connecting hole 17, and the internal diameter of first connecting hole 15 equals with the external diameter of gear shaft 4, made things convenient for placing of helical gear, the inboard to centering block 10 is fixed with fixed arch 18, fixed arch 18 even distribution is in the inboard to centering block 10, and fixed arch 18 is the annular distribution, the fixed effect of helical gear has been improved.
A centering method of a centering device for bevel gears at two ends of a gear shaft comprises the following steps: firstly, the device is placed at a place to be used, a helical gear to be provided with a gear shaft 4 is placed inside a centering box 8 through a third connecting hole 17 on the inner side of the centering box 8, the position of a centering block 10 is adjusted through a connecting rod 9, the helical gear is fixed by a fixing bulge 18 on the inner side of the centering block 10 and is connected with a corresponding second connecting hole 16 through a fixing screw 12, the centering block 10 is in a trapezoidal structure and can be conveniently fixed, the helical gear is further conveniently fixed in the middle of the centering box 8, then an electric push rod 7 is opened, the electric push rod 7 drives the centering box 8 to be connected with the gear shaft 4, the gear shaft 4 penetrates out of the helical gear and is contacted with a hollow groove 14 on the inner side of the electric push rod 7 from a first connecting hole 15, the gear shaft 4 is further conveniently mounted, the centering block 10 and a sliding groove 11 form a sliding structure, and further the centering block 10 is convenient to fix helical gears of, the practicality of the device is further improved, the fastening block 5 can prevent the middle box 8 from moving too much to the right, and further the centering installation of the gear shaft 4 is influenced, and the content which is not described in detail in the specification belongs to the prior art which is well known to the professional in the field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a centering device of gear shaft both ends helical gear, includes base (1) and connecting plate (6), its characterized in that: the middle part of the upper part of the base (1) is connected with a connecting column (2), a fixing block (3) is fixed above the connecting column (2), gear shafts (4) are fixed on the left side and the right side of the fixing block (3), fastening blocks (5) are connected on the gear shafts (4), an electric push rod (7) is fixed above the connecting plate (6), one end of the electric push rod (7) is connected with a centering box (8), connecting rods (9) are arranged on the upper side and the lower side of the centering box (8), the lower side of each connecting rod (9) is connected with a centering block (10), sliding grooves (11) are arranged on the left side and the right side of the centering block (10), fixing screws (12) are connected on the surface of the centering box (8), a partition plate (13) is arranged inside the electric push rod (7), a hollow groove (14) is arranged on the right side of the partition plate (13), a first connecting hole (15) is arranged on, and the upper and lower both sides of first connecting hole (15) all are provided with second connecting hole (16) to the inboard of middle case (8) is provided with third connecting hole (17), the inboard of centering block (10) is fixed with fixed arch (18).
2. The centering device for the bevel gears at the two ends of the gear shaft according to claim 1, characterized in that: the surface of the gear shaft (4) is of a thread structure, the gear shaft (4) is in threaded connection with the fastening block (5) and the fixing block (3), and 2 gear shafts (4) are symmetrically arranged relative to the center of the fixing block (3).
3. The centering device for the bevel gears at the two ends of the gear shaft according to claim 1, characterized in that: the electric push rod (7) is fixedly connected with the centering box (8), the central point of the electric push rod (7) and the central point of the gear shaft (4) are on the same horizontal plane, and the outer diameter of the gear shaft (4) is matched with the inner diameter of a hollow groove (14) in the inner side of the electric push rod (7).
4. The centering device for the bevel gears at the two ends of the gear shaft according to claim 1, characterized in that: the centering block (10) is of a trapezoidal structure, the centering block (10) and the sliding groove (11) form a sliding structure, and 2 centering blocks (10) are symmetrically arranged on the central axis of the centering box (8).
5. The centering device for the bevel gears at the two ends of the gear shaft according to claim 1, characterized in that: the size of first connecting hole (15) is less than the size of third connecting hole (17), and the internal diameter of first connecting hole (15) is equal with the external diameter of gear shaft (4).
6. The centering device for the bevel gears at the two ends of the gear shaft according to claim 1, characterized in that: the fixing protrusions (18) are uniformly distributed on the inner side of the centering block (10), and the fixing protrusions (18) are distributed annularly.
7. A centering method of the centering device for helical gears at both ends of a gear shaft according to claim 1, characterized in that: the specific centering method comprises the following steps: firstly, the centering device is placed at a place to be used, a helical gear to be provided with a gear shaft (4) is placed inside the centering box (8) through a third connecting hole (17) at the inner side of the centering box (8), the position of a centering block (10) is adjusted through a connecting rod (9), a fixing bulge (18) at the inner side of the centering block (10) is used for fixing the helical gear, the helical gear is connected with a corresponding second connecting hole (16) through a fixing screw (12), the centering block (10) is in a trapezoidal structure and can be conveniently fixed, the helical gear is further conveniently fixed at the middle part of the centering box (8), an electric push rod (7) is opened, the electric push rod (7) drives the centering box (8) to be connected with the gear shaft (4), the gear shaft (4) penetrates out and is contacted with a hollow groove (14) at the inner side of the electric push rod (7) from a first connecting hole (15), and then made things convenient for the installation of gear shaft (4), centering block (10) constitutes sliding construction with spout (11), and then makes things convenient for centering block (10) to fix the helical gear of different models, and then has improved the device's practicality, and fastening block (5) can block to move right well case (8) too much, and then influence the centering installation of gear shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362766.2A CN108468721B (en) | 2018-04-20 | 2018-04-20 | Centering device and centering method for bevel gears at two ends of gear shaft |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362766.2A CN108468721B (en) | 2018-04-20 | 2018-04-20 | Centering device and centering method for bevel gears at two ends of gear shaft |
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| Publication Number | Publication Date |
|---|---|
| CN108468721A CN108468721A (en) | 2018-08-31 |
| CN108468721B true CN108468721B (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810362766.2A Active CN108468721B (en) | 2018-04-20 | 2018-04-20 | Centering device and centering method for bevel gears at two ends of gear shaft |
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| CN116786743B (en) * | 2023-08-24 | 2023-10-31 | 山西天宝集团有限公司 | Device and method for intelligent centering flange of new energy wind power generation press |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2206864Y (en) * | 1993-08-19 | 1995-09-06 | 鞍山钢铁公司 | Tooth type coupling shaft apparatus with guide spring column pin |
| CN202398615U (en) * | 2012-01-19 | 2012-08-29 | 浙江明贺钢管有限公司 | Roller pressure plate assembly structure |
| CN102606634B (en) * | 2012-03-30 | 2014-01-08 | 四川宏华石油设备有限公司 | Centering device of helical gears at two ends of gear shaft and manufacture and assembling method thereof |
| CN103350736B (en) * | 2013-07-16 | 2015-11-18 | 沪东中华造船(集团)有限公司 | The method of manufacture and use thereof of the aligning gear of main frame and gear case |
| CN106624199A (en) * | 2016-12-25 | 2017-05-10 | 重庆润跃机械有限公司 | Precise centering device of gear |
| CN106890918A (en) * | 2017-04-28 | 2017-06-27 | 洛阳圣久锻件有限公司 | One kind forging hydraulic press rocking arm centralising device |
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Denomination of invention: A centering device and method for helical gears at both ends of gear shaft Effective date of registration: 20210702 Granted publication date: 20201027 Pledgee: Bank of Suzhou Co.,Ltd. Yancheng branch Pledgor: YANCHENG JINZHOU MACHINERY MANUFACTURE Co.,Ltd. Registration number: Y2021320010234 |
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