CN210908922U - Quick assembly device for driving gear of train traction motor - Google Patents
Quick assembly device for driving gear of train traction motor Download PDFInfo
- Publication number
- CN210908922U CN210908922U CN201922046259.0U CN201922046259U CN210908922U CN 210908922 U CN210908922 U CN 210908922U CN 201922046259 U CN201922046259 U CN 201922046259U CN 210908922 U CN210908922 U CN 210908922U
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- China
- Prior art keywords
- base
- gear
- riser
- driving gear
- traction motor
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Abstract
The utility model relates to a train traction motor driving gear rapid Assembly device, including base, cylinder and riser, two arc risers are established to the upper end symmetry of base, between two risers, the upper end vacuole formation of base, the cylinder is established to the inside of riser, the one end that is close to the base, set up the guide rail on the riser, the output shaft of cylinder connects the guide rail through fixed cover, establish partly in the cavity and ally oneself with, partly ally oneself with including outer tooth cover and ring gear sleeve, ring gear muffjoint outer tooth cover, the utility model provides an assembly quality need not process locating hole and fastening bolt hole on the part through two respectively assembling of partly alling with, can effectively improve the life of spare part.
Description
Technical Field
The utility model belongs to the technical field of mechanical transmission, concretely relates to train traction motor driving gear rapid Assembly device.
Background
Gear transmission is one of the most widely used mechanical transmission forms. Its advantages are precise drive, high efficiency, compact structure, reliable operation and long service life. The coupling is arranged between the motor and the gear box, and mainly has the functions of efficiently and stably transmitting the output torque to the gear box, transmitting the output torque to the driving wheel pair through the gear reduction box, transmitting the torque to the coupling by the traction motor through the output shaft, and transmitting the torque to the driving gear shaft in the gear box through the coupling, thereby braking the train.
The traditional gear assembly is generally characterized in that a positioning pin hole and a fastening bolt hole are designed and processed at a fluted disc position, the relative positions of two gears are determined through the positioning pin holes processed on respective fluted discs, the two gears are assembled and connected by utilizing the fastening bolt, and the gears mainly bear the transverse shearing force and the friction force of the contact areas of the large and small gears by means of bolts in work so as to ensure that the large and small gears are quite static. If the number of the fastening bolts is designed to be large, the number of the bolt holes in the large gear and the small gear is correspondingly increased, the strength of the part is reduced, and the service life of the part is prolonged; when the number of the fastening bolts is designed to be small, the force born by each bolt is increased, so that the service life of the bolts is shortened, the service life of the whole part is also shortened, and the functions of the motor and the gear box are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an improve spare part life-span, train traction motor driving gear rapid Assembly device in order to solve the problem that proposes among the background art.
The purpose of the utility model is realized like this:
the utility model provides a train traction motor driving gear rapid Assembly device, includes base, cylinder and riser, two arc risers are established to the upper end symmetry of base, between two risers, the upper end vacuole formation of base, the cylinder is established to the inside of riser, the one end that is close to the base, set up the guide rail on the riser, the output shaft of cylinder connects the guide rail through fixed cover, establish half in the cavity and ally oneself with, half ally oneself with including outer tooth cover and ring gear sleeve, ring gear muffjoint outer tooth cover.
Further, the base is the cylindric structure of upper and lower open-ended, the opening of base and half ally oneself with and the axle center between the two risers all coincide.
Furthermore, the two sides of the base penetrate through the setting hole.
Furthermore, two half-coupling units are arranged, the two half-coupling units are connected through a central plate bolt, and rubber pads are symmetrically arranged on one side, close to the central plate, of the outer gear sleeve.
Furthermore, the inner gear ring sleeve is meshed with the outer gear sleeve, and a reset rubber block is arranged at the position, corresponding to the outer gear sleeve, of the inner gear ring sleeve.
Furthermore, an elastic pin is arranged in the inner teeth of the inner gear ring sleeve, the elastic pin is a cotter pin, and a sealing ring is arranged at the joint between the inner teeth of the inner gear ring sleeve and the outer teeth of the outer gear sleeve.
Further, the upper ends of the two vertical plates are provided with press blocks, the press blocks are matched with the upper ends of the half-connectors, and the press blocks are connected with the guide rails in a sliding mode.
Furthermore, a screwed plug is arranged at the joint of the half-coupling and the central plate.
Furthermore, the angular displacement of the outer teeth of the outer gear sleeve is less than or equal to-6 degrees and greater than or equal to 6 degrees.
Furthermore, the two half-coupling connection parts form a coupling, and the compensation quantity of the coupling is less than or equal to 20.5mm and more than or equal to 24.5 mm.
Further, the contact stress of the coupling satisfies:
wherein h represents the effective tooth height when the external teeth and the internal teeth of the coupler are in contact; e is the elastic modulus of the coupler, E is greater than or equal to 195000 and less than or equal to 210000N/mm, and R represents the outer part of the couplerThe radius of curvature of the working circle tangent to the teeth and internal teeth, and
wherein b represents the tooth width of the gear, K represents the tooth width coefficient, and theta is a pressure angle; f represents the normal force of the gear, and F is more than or equal to 25 degrees and less than or equal to 30 degrees.
Furthermore, the elastic modulus E and the compensation amount a of the coupler meet that E & a is greater than or equal to 4058000 and less than or equal to 5123000.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model provides a pair of train traction motor driving gear rapid Assembly device, the output shaft of cylinder will be partly allied oneself with fixedly through fixed cover, and control partly allies oneself with and be connected with the axle head of motor or driving gear downwards on the guide rail, further compress tightly through the briquetting, accomplish the assembly of partly alliing oneself with motor or driving gear axle head to accomplish the assembly of motor and driving gear, fixed location hole has been seted up at the both ends of base, do not need processing locating hole and fastening bolt hole on the part, can effectively improve the life of spare part.
2. The utility model provides a pair of train traction motor driving gear rapid Assembly device, partly ally oneself with under the effect of cylinder, assemble respectively with motor shaft and driving gear shaft, then be a shaft coupling through the assembly of well core plate with two partly antithetical couplets again, the shaft coupling has 2 outer tooth cover and 2 ring gear sleeves, ring gear sleeve and corresponding outer tooth cover intermeshing, can transmit the output torque and the rotary motion of motor in the gear box, the ring gear sleeve can carry out axial displacement for cydariform external tooth axle sleeve, motor output shaft and gear box input shaft can be followed the axial, radial movement.
3. The utility model provides a pair of train traction motor driving gear rapid Assembly device, the tip of outer tooth cover is equipped with the rubber pad, and the shaft coupling operation in-process, when the shaft coupling bore axial, radial and angular displacement, outer tooth cover will have the displacement for the ring gear, and rubber cushion pad contacts well core plate and will flick, and the meso position is replied to automatically to reach the balance.
4. The utility model provides a pair of train traction motor driving gear rapid Assembly device, the output shaft and the hookup of half antithetical couplet ring gear subassembly hookup of motor end, the driving gear input shaft and the hookup of second half hookup ring gear of gear box end, when the shaft coupling operation, the moment of torsion of shaft coupling passes through the input shaft and transmits for half hookup, then transmits for half hookup with the elastic pin of internal tooth connection, the elastic pin transmits the internal tooth for the internal tooth of shaft coupling through its own peculiar rigidity to the vibration and the impact that produce when having eliminated start-up or braking.
Drawings
Fig. 1 is the utility model discloses a train traction motor driving gear rapid Assembly device structure sketch map.
Fig. 2 is a drawing of the half-coupling and motor assembly of the present invention.
Fig. 3 shows the half-coupling and the driving gear of the present invention.
Fig. 4 is a schematic view of the riser of the present invention.
Fig. 5 is a semi-schematic view of the present invention.
Fig. 6 is a half-combined cross-sectional view of the present invention.
Fig. 7 is a schematic view of the outer gear sleeve of the present invention.
Fig. 8 is a schematic view of the ring gear sleeve of the present invention.
In the figure: 1. a base; 2. a vertical plate; 3. a guide rail; 4. fixing a sleeve; 5. a cylinder; 6. positioning holes; 7. Briquetting; 8. half-linking; 81. an inner gear ring sleeve; 82. an outer gear sleeve; 83. a center plate; 84. a rubber pad; 85. resetting the rubber block; 86. an elastic pin; 87. and (5) sealing rings.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Example 1
Combine shown in fig. 1-4, a train traction motor driving gear rapid Assembly device, including base 1, cylinder 5 and riser 2, base 1 is upper and lower open-ended cylindric structure, base 1's both sides are run through and are set for a position hole 6, two arc riser 2 are established to base 1's upper end symmetry, base 1's opening and half ally oneself with 8 and two riser 2 between the axle center coincide all, between two riser 2, base 1's upper end vacuole formation, riser 2 inside, the one end that is close to base 1 establish cylinder 5, set up guide rail 3 on riser 2, the output shaft of cylinder 5 connects guide rail 3 through fixed cover 4, establish half in the cavity and ally oneself with 8.
The upper ends of the two vertical plates 2 are provided with press blocks 7, the press blocks 7 are matched with the upper ends of the half-coupling blocks 8, and the press blocks 7 are connected with the guide rail 3 in a sliding mode.
The half coupler 8 is connected with the output shaft end of the air cylinder 5 through the fixing sleeve 4, the base penetrates through the positioning hole 6 through the positioning pin to be fixed with the motor, the output shaft end of the motor is connected with the cavity and the inner gear ring assembly of one half coupler 8, the inner gear ring assembly of the other half coupler 8 is connected with the input shaft end of the driving gear, and then the two half couplers are assembled to complete the assembly of the motor and the driving gear.
Example 2
The utility model provides a train traction motor driving gear rapid Assembly device, includes base 1, cylinder 5 and riser 2, base 1 is upper and lower open-ended cylindric structure, base 1's both sides are run through and are set for a hole 6, two arc risers 2 are established to base 1's upper end symmetry, base 1's opening and half ally oneself with 8 and two riser 2 between the axle center coincide all, between two riser 2, base 1's upper end vacuole formation, cylinder 5 is established to the inside of riser 2, the one end that is close to base 1, set up guide rail 3 on riser 2, the output shaft of cylinder 5 connects guide rail 3 through fixed cover 4, establish half in the cavity and ally oneself with 8.
The upper ends of the two vertical plates 2 are provided with press blocks 7, the press blocks 7 are matched with the upper ends of the half-coupling blocks 8, and the press blocks 7 are connected with the guide rail 3 in a sliding mode.
The half coupler 8 is connected with the output shaft end of the air cylinder 5 through the fixing sleeve 4, the base penetrates through the positioning hole 6 through the positioning pin to be fixed with the motor, the output shaft end of the motor is connected with the cavity and the inner gear ring assembly of one half coupler 8, the inner gear ring assembly of the other half coupler 8 is connected with the input shaft end of the driving gear, and then the two half couplers are assembled to complete the assembly of the motor and the driving gear.
With reference to fig. 5-8, the half coupler 8 includes an outer gear sleeve 82 and an inner gear sleeve 81, the inner gear sleeve 81 is engaged with the outer gear sleeve 82, a reset rubber block 85 is disposed at a position of the inner gear sleeve 81 corresponding to the outer gear 82, rubber pads 84 are symmetrically disposed at a side of the outer gear sleeve 82 close to the central plate 83, elastic pins 86 are disposed in inner teeth of the inner gear sleeve 81, and a sealing ring 87 is disposed at a connection position between the inner teeth of the inner gear sleeve 81 and the outer teeth of the outer gear sleeve 82.
When the coupler runs, the torque of the coupler is transmitted to the half coupler through the input shaft and then transmitted to the elastic pin connected with the half coupler and the inner teeth, the elastic pin transmits the inner teeth to the inner teeth of the coupler through the own specific rigidity, and vibration and impact generated during starting or braking are eliminated.
Example 3
The utility model provides a train traction motor driving gear rapid Assembly device, includes base 1, cylinder 5 and riser 2, base 1 is upper and lower open-ended cylindric structure, base 1's both sides are run through and are set for a hole 6, two arc risers 2 are established to base 1's upper end symmetry, base 1's opening and half ally oneself with 8 and two riser 2 between the axle center coincide all, between two riser 2, base 1's upper end vacuole formation, cylinder 5 is established to the inside of riser 2, the one end that is close to base 1, set up guide rail 3 on riser 2, the output shaft of cylinder 5 connects guide rail 3 through fixed cover 4, establish half in the cavity and ally oneself with 8.
The upper ends of the two vertical plates 2 are provided with press blocks 7, the press blocks 7 are matched with the upper ends of the half-coupling blocks 8, and the press blocks 7 are connected with the guide rail 3 in a sliding mode.
The half coupler 8 is connected with the output shaft end of the air cylinder 5 through the fixing sleeve 4, the base penetrates through the positioning hole 6 through the positioning pin to be fixed with the motor, the output shaft end of the motor is connected with the cavity and the inner gear ring assembly of one half coupler 8, the inner gear ring assembly of the other half coupler 8 is connected with the input shaft end of the driving gear, and then the two half couplers are assembled to complete the assembly of the motor and the driving gear.
The two half-coupling connections form a coupler, and the compensation quantity of the coupler is less than or equal to 20.5mm and more than or equal to 24.5 mm.
The contact stress of the coupler satisfies the following conditions:
wherein h represents the effective tooth height when the external teeth and the internal teeth of the coupler are in contact; e is the elastic modulus of the coupler, E is more than or equal to 195000 and less than or equal to 210000N/mm, R represents the curvature radius of the external tooth and internal tooth working circle tangent plane of the coupler, and
wherein b represents the tooth width of the gear, K represents the tooth width coefficient, and theta is a pressure angle; f represents the normal force of the gear, and F is more than or equal to 25 degrees and less than or equal to 30 degrees.
The elastic modulus E of the coupler and the compensation amount a meet the requirement that E & a is greater than or equal to 4058000 and less than or equal to 5123000.
Above only be the preferred embodiment of the present invention, not be used for limiting the utility model discloses, the all be in the utility model discloses an any modification of doing in the protection scope, equal replacement etc. all should be contained within the protection scope of the utility model.
Claims (7)
1. The utility model provides a train traction motor driving gear rapid Assembly device which characterized in that: including base (1), cylinder (5) and riser (2), two arc riser (2) are established to the upper end symmetry of base (1), between two riser (2), the upper end vacuole formation of base (1), cylinder (5) are established to the inside of riser (2), the one end that is close to base (1), set up guide rail (3) on riser (2), the output shaft of cylinder (5) is through fixed cover (4) connection guide rail (3), establish in the cavity and partly ally oneself with (8), partly ally oneself with (8) including outer tooth cover (82) and ring gear sleeve (81), outer tooth cover (82) are connected in ring gear sleeve (81).
2. The quick assembly device for the driving gear of the train traction motor according to claim 1, wherein: the base (1) is of a cylindrical structure with an upper opening and a lower opening, and the opening of the base (1) coincides with the axle center between the half-joint (8) and the two vertical plates (2).
3. The quick assembly device for the driving gear of the train traction motor according to claim 1, wherein: and the two sides of the base (1) penetrate through the setting hole (6).
4. The quick assembly device for the driving gear of the train traction motor according to claim 1, wherein: two half-coupling parts (8) are arranged, the two half-coupling parts (8) are connected through a central plate (83) through bolts, and rubber pads (84) are symmetrically arranged on one side, close to the central plate (83), of the outer gear sleeve (82).
5. The quick assembly device for the driving gear of the train traction motor according to claim 1, wherein: the inner gear sleeve (81) is connected with the outer gear sleeve (82) in a meshed mode, and a reset rubber block (85) is arranged at the position, corresponding to the outer gear sleeve (82), of the inner gear sleeve (81).
6. The quick assembly device for the driving gear of the train traction motor according to claim 1, wherein: an elastic pin (86) is arranged in the inner teeth of the inner gear ring sleeve (81), and a sealing ring (87) is arranged at the joint between the inner teeth of the inner gear ring sleeve (81) and the outer teeth of the outer gear sleeve (82).
7. The quick assembly device for the driving gear of the train traction motor according to claim 1, wherein: briquetting (7) are established to the upper end of two risers (2), briquetting (7) and the upper end looks adaptation of half antithetical couplet (8), briquetting (7) sliding connection guide rail (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922046259.0U CN210908922U (en) | 2019-11-22 | 2019-11-22 | Quick assembly device for driving gear of train traction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922046259.0U CN210908922U (en) | 2019-11-22 | 2019-11-22 | Quick assembly device for driving gear of train traction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210908922U true CN210908922U (en) | 2020-07-03 |
Family
ID=71361159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922046259.0U Expired - Fee Related CN210908922U (en) | 2019-11-22 | 2019-11-22 | Quick assembly device for driving gear of train traction motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210908922U (en) |
-
2019
- 2019-11-22 CN CN201922046259.0U patent/CN210908922U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20211122 |