CN109332995A - A kind of mining machinery large size bearing inner ring heating device - Google Patents
A kind of mining machinery large size bearing inner ring heating device Download PDFInfo
- Publication number
- CN109332995A CN109332995A CN201811373387.XA CN201811373387A CN109332995A CN 109332995 A CN109332995 A CN 109332995A CN 201811373387 A CN201811373387 A CN 201811373387A CN 109332995 A CN109332995 A CN 109332995A
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- CN
- China
- Prior art keywords
- connecting rod
- guide rail
- acetylene
- motor
- worm gear
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- 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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The present invention relates to a kind of mining machinery large size bearing inner ring heating devices, mainly include rack, crank connecting link, worm gear, motor, worm screw, fixed bracket, guide rail slide block component, connecting rod I, connecting rod II, connecting rod III, support frame, acetylene rifle, oxygen hose and acetylene gas pipe；The output shaft of the crank connecting link, the worm gear, the guide rail slide block component and rack composition slider-crank mechanism, the worm gear and the motor uses key joint, and the worm screw is mounted on the fixed bracket and is coupled with worm gear engagement；One end of the connecting rod I and the worm screw tight fit, the connecting rod I, the connecting rod III, the connecting rod II and the fixed bracket 6 constitute crank and rocker mechanism, one end of the connecting rod III and the hollow pipe tight fit；The hollow pipe passes through the tie rod holes and therewith clearance fit；The acetylene rifle has three, is separately fixed on the acetylene rifle fixed frame and connect with the Y-shaped oxygen tracheae and the Y type acetylene gas pipe.
Description
Technical field
The present invention relates to a kind of mechanical device, especially a kind of dress for realizing the heating of mining machinery large size bearing inner ring
It sets.
Background technique
Currently, in mining machinery manufacturing enterprise, when assembling large size bearing, mostly using manual type to bearing inner race into
Row heating.The method generallyd use is: one or two assemblers hold acetylene spray gun and slowly heat to bearing inner race, efficiency
Lowly, and make assembler's backing hot.
Summary of the invention
In order to solve the problem above-mentioned, the present invention provides a kind of mining machinery large size bearing inner ring heating devices.
The technical scheme adopted by the invention is that:
Mining machinery large size bearing inner ring heating device mainly includes rack, crank connecting link, worm gear, motor, snail
Bar, fixed bracket, guide rail slide block component, connecting rod I, connecting rod II, connecting rod III, support frame, acetylene rifle, oxygen hose and acetylene gas pipe；
The worm gear is equipped with centre bore and eccentric pin shaft；The guide rail slide block component contains guide rail and sliding block；The fixed branch is provided with snail
Bar axis hole I, worm screw axis hole II, motor bore and tie rod holes；Support frame as described above is equipped with Y-shaped oxygen tracheae, Y type acetylene gas pipe, acetylene
Rifle fixed frame and hollow pipe, the Y-shaped oxygen tracheae and the Y type acetylene gas pipe respectively with the oxygen hose and the acetylene gas pipe
Connection；The rack is equipped with pitman shaft, and the crank connecting link both ends are respectively equipped with axis hole, two axis holes point of the crank connecting link
Not with the eccentric pin shaft clearance fit of the pitman shaft of the rack and the worm gear；The guide rail slide block component has two groups, two groups
The guide rail of the guide rail slide block component is all fixed in the rack, and the sliding block of guide rail slide block component described in two groups is all fixed on institute
It states on motor, the guide rail of guide rail slide block component described in two groups and sliding block all clearance fits；The fixed bracket passes through the motor
Bore is fixed on the motor using screw；The motor has output shaft, and the worm gear passes through the centre bore of the worm gear
Key joint is used with the output shaft of the motor；The worm screw is mounted on described by the worm screw axis hole I and worm screw axis hole II
On fixed bracket, and it is coupled with worm gear engagement；One end of the connecting rod I and one end of the connecting rod III respectively with it is described
Connecting rod II is coupled by hinge, the other end of the connecting rod I and the worm screw tight fit, the other end of the connecting rod III and institute
State hollow pipe tight fit；The hollow pipe passes through the tie rod holes and therewith clearance fit；The acetylene rifle has three, solid respectively
It is scheduled on the acetylene rifle fixed frame, and is connect respectively with the Y-shaped oxygen tracheae and the Y type acetylene gas pipe.
The beneficial effects of the present invention are: mining machinery large size bearing inner ring heating device, is driven using a motor
It is dynamic, it is arranged to the acetylene rifle of Y type using three, the swing of acetylene rifle is realized using worm gear mechanism and crank and rocker mechanism,
The reciprocating movement of acetylene rifle is realized using crank and rocker mechanism simultaneously, to realize being evenly heated for bearing inner race, there is structure
Simply, the advantages that low manufacture cost.
Detailed description of the invention
It is further illustrated below with reference to figure of the invention:
Fig. 1 is schematic structural view of the invention.
Fig. 2 is fixing rack structure schematic diagram.
Fig. 3 is support frame structure diagram.
Fig. 4 is operation schematic diagram.
In figure, 1. racks, 2. crank connecting links, 3. worm gears, 4. motors, 5. worm screws, 6. fixed brackets, 7. guide rail slide block groups
Part, 8. connecting rod I, 9. connecting rod II, 10. connecting rod III, 11. support frames, 12. acetylene rifles, 13. oxygen hoses, 14. acetylene gas pipes, 15.
Worm screw axis hole I, 16. worm screw axis hole II, 17. motor bore, 18. tie rod holes, 19.Y type oxygen hose, 20.Y type acetylene gas pipe, 21.
Acetylene rifle fixed frame, 22. hollow pipes, 23. bearings.
Specific embodiment
Mining machinery large size bearing inner ring heating device mainly includes rack 1, crank connecting link 2, worm gear 3, motor
4, worm screw 5, fixed bracket 6, guide rail slide block component 7, connecting rod I 8, connecting rod II9, connecting rod III10, support frame 11, acetylene rifle 12,
Oxygen hose 13 and acetylene gas pipe 14；The worm gear 3 is equipped with centre bore and eccentric pin shaft；The guide rail slide block component 7 containing guide rail and
Sliding block；The fixed bracket 6 is equipped with worm screw axis hole I 15, worm screw axis hole II 16, motor bore 17 and tie rod holes 18；The branch
Support 11 is equipped with Y-shaped oxygen tracheae 19, Y type acetylene gas pipe 20, acetylene rifle fixed frame 21 and hollow pipe 22, the Y-shaped oxygen tracheae 19
It is connect respectively with the oxygen hose 13 and the acetylene gas pipe 14 with the Y type acetylene gas pipe 20；The rack 1 is equipped with connecting rod
Axis, 2 both ends of crank connecting link are respectively equipped with axis hole, two axis holes of the crank connecting link 2 connecting rod with the rack 1 respectively
The eccentric pin shaft clearance fit of axis and the worm gear 3；The guide rail slide block component 7 has two groups, guide rail slide block component 7 described in two groups
Guide rail be all fixed in the rack 1, the sliding block of guide rail slide block component 7 described in two groups is all fixed on the motor 4, two groups
The guide rail and sliding block all clearance fits of the guide rail slide block component 7；The fixed bracket 6 is used by the motor bore 17
Screw is fixed on the motor 4；The motor 4 has output shaft, centre bore and institute of the worm gear 3 by the worm gear 3
The output shaft of motor 4 is stated using key joint；The worm screw 5 is mounted on by the worm screw axis hole I 15 and worm screw axis hole II 16
On the fixed bracket 6, and it is coupled with the worm gear 3 engagement；One end of one end of the connecting rod I 8 and the connecting rod III10
It is coupled respectively with the connecting rod II 9 by hinge, the other end of the connecting rod I 8 and 5 tight fit of worm screw, the connecting rod
The other end of III10 and 22 tight fit of hollow pipe；The hollow pipe 22 passes through the tie rod holes 18 and therewith clearance fit；
The acetylene rifle 12 has three, is separately fixed on the acetylene rifle fixed frame 21, and respectively with the Y-shaped oxygen tracheae 19 and institute
State the connection of Y type acetylene gas pipe 20.
When using mining machinery large size bearing inner ring heating device, the oxygen hose 13 and the acetylene are given first
Tracheae 14 leads to oxygen and acetylene gas respectively, then adjusts the axis that support frame as described above 11 is allowed to center alignment bearings 23, then give three
Zhi Suoshu acetylene rifle 12 is lighted a fire, and the motor 4 is finally started；Under the driving of the motor 4, on the one hand, pass through the worm gear
3, the crank connecting link 2 moves back and forth the motor 4 in the rack 1 by the guide rail slide block component 7；Another party
Face, by the worm gear mechanism that is made of the worm gear 3 and the worm screw 5 and by the connecting rod I 8, the connecting rod II 9,
The crank and rocker mechanism of the connecting rod III10 and the fixed bracket 6 composition, driving support frame as described above 11 are put around central shaft
It is dynamic, and then realize that three acetylene rifles 12 for having put fire are that the inner ring of the bearing is heated.
Claims (1)
1. a kind of mining machinery large size bearing inner ring heating device mainly includes rack, crank connecting link, worm gear, motor, snail
Bar, fixed bracket, guide rail slide block component, connecting rod I, connecting rod II, connecting rod III, support frame, acetylene rifle, oxygen hose and acetylene gas pipe；
It is characterized by: the worm gear is equipped with centre bore and eccentric pin shaft；The guide rail slide block component contains guide rail and sliding block；The fixation
Branch is provided with worm shaft hole I, worm screw axis hole II, motor bore and tie rod holes；Support frame as described above is equipped with Y-shaped oxygen tracheae, Y type acetylene
Tracheae, acetylene rifle fixed frame and hollow pipe, the Y-shaped oxygen tracheae and the Y type acetylene gas pipe respectively with the oxygen hose and institute
State acetylene gas pipe connection；The rack is equipped with pitman shaft, and the crank connecting link both ends are respectively equipped with axis hole, the crank connecting link
Two axis holes eccentric pin shaft clearance fit with the pitman shaft of the rack and the worm gear respectively；The guide rail slide block component has
Two groups, the guide rail of guide rail slide block component described in two groups is all fixed in the rack, the sliding block of guide rail slide block component described in two groups
It is all fixed on the motor, the guide rail of guide rail slide block component described in two groups and sliding block all clearance fits；The fixed bracket is logical
The motor bore is crossed to be fixed on the motor using screw；The motor has output shaft, and the worm gear passes through the snail
The output shaft of the centre bore of wheel and the motor uses key joint；The worm screw passes through the worm screw axis hole I and worm screw axis hole II
It is mounted on the fixed bracket, and is coupled with worm gear engagement；One end of one end of the connecting rod I and the connecting rod III
It is coupled respectively with the connecting rod II by hinge, the other end of the connecting rod I and the worm screw tight fit, the connecting rod III's
The other end and the hollow pipe tight fit；The hollow pipe passes through the tie rod holes and therewith clearance fit；The acetylene rifle has
It three, is separately fixed on the acetylene rifle fixed frame, and is connect respectively with the Y-shaped oxygen tracheae and the Y type acetylene gas pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373387.XA CN109332995B (en) | 2018-11-13 | 2018-11-13 | Large-scale bearing inner race heating device for mining machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373387.XA CN109332995B (en) | 2018-11-13 | 2018-11-13 | Large-scale bearing inner race heating device for mining machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109332995A true CN109332995A (en) | 2019-02-15 |
| CN109332995B CN109332995B (en) | 2023-09-19 |
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ID=65315998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811373387.XA Active CN109332995B (en) | 2018-11-13 | 2018-11-13 | Large-scale bearing inner race heating device for mining machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109332995B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB303196A (en) * | 1927-09-29 | 1928-12-31 | Albert Edward Shorter | Improvements in or relating to the method of hardening metal surfaces |
| DE2918028B1 (en) * | 1979-05-04 | 1980-09-04 | Audi Nsu Auto Union Ag | Method of attaching a connecting rod to the crank pin of a one-piece crankshaft and device for carrying out the method |
| CN1036355A (en) * | 1987-11-05 | 1989-10-18 | 埃米特放射技术股份有限公司 | The manufacture method of bent axle |
| CN205331249U (en) * | 2015-12-15 | 2016-06-22 | 新昌县中瑞轴承厂 | Bearing removing device |
| CN207533101U (en) * | 2017-10-24 | 2018-06-26 | 吴苏瓅 | A kind of novel medicinal material blender |
| CN207888157U (en) * | 2017-12-07 | 2018-09-21 | 滨州渤海活塞有限公司 | One kind being used for piston cold charge copper sheathing device |
-
2018
- 2018-11-13 CN CN201811373387.XA patent/CN109332995B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB303196A (en) * | 1927-09-29 | 1928-12-31 | Albert Edward Shorter | Improvements in or relating to the method of hardening metal surfaces |
| DE2918028B1 (en) * | 1979-05-04 | 1980-09-04 | Audi Nsu Auto Union Ag | Method of attaching a connecting rod to the crank pin of a one-piece crankshaft and device for carrying out the method |
| CN1036355A (en) * | 1987-11-05 | 1989-10-18 | 埃米特放射技术股份有限公司 | The manufacture method of bent axle |
| CN205331249U (en) * | 2015-12-15 | 2016-06-22 | 新昌县中瑞轴承厂 | Bearing removing device |
| CN207533101U (en) * | 2017-10-24 | 2018-06-26 | 吴苏瓅 | A kind of novel medicinal material blender |
| CN207888157U (en) * | 2017-12-07 | 2018-09-21 | 滨州渤海活塞有限公司 | One kind being used for piston cold charge copper sheathing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109332995B (en) | 2023-09-19 |
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