CN212429621U - Transmission shaft connecting flange shock absorption protection device - Google Patents
Transmission shaft connecting flange shock absorption protection device Download PDFInfo
- Publication number
- CN212429621U CN212429621U CN202021339318.XU CN202021339318U CN212429621U CN 212429621 U CN212429621 U CN 212429621U CN 202021339318 U CN202021339318 U CN 202021339318U CN 212429621 U CN212429621 U CN 212429621U
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- damping
- disc
- hole
- shock absorption
- shock attenuation
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Abstract
The utility model provides a transmission shaft connection flange shock attenuation protection device, include: the damping disc is provided with a through hole, and a damping spring is arranged in the through hole; the two connecting discs are oppositely arranged and distributed above and below the damping disc and are respectively a first connecting disc and a second connecting disc, ball head holes are formed in the connecting discs, and the two connecting discs are used for respectively connecting the transmission shaft and the speed reducer; the shock attenuation connecting piece, the shock attenuation connecting piece has two, and the both sides direction along the damping disk sets up relatively, and the shock attenuation connecting piece sets up between damping disk and connection pad, and shock attenuation connecting piece one end is installed in the bulb of connection pad downtheholely, and the other end is installed in the through-hole of damping disk, is used for the shock attenuation through cooperating with damping spring, and the shock attenuation connecting piece still is connected with the damping disk for the transmission moment of torsion. The device has good damping effect, can improve the operation stability and prolong the service life; simple structure, convenient installation and convenient industrialized popularization and use.
Description
Technical Field
The utility model belongs to the technical field of the transmission damping among the metallurgical equipment field, concretely relates to transmission shaft connection flange shock attenuation protection device.
Background
In metallurgical equipment, some equipment of large-tonnage or big moment of torsion adopt the universal joint axle to transmit, the transmission shaft is connected with the speed reducer usually, the engine passes through the transmission shaft with moment transmission for the speed reducer, in transmission process, on the one hand owing to adopt the universal joint axle, on the other hand the axle center of transmission shaft and transmission shaft have the deviation, lead to equipment vibrations, this kind of vibrations are difficult to eradicate, including reasons such as the vibrations of equipment, can produce the impact to the transmission shaft, these impacts can produce the damage to driven cross package position and speed reducer or motor, influence equipment stability and life.
The damping structure in the prior art mostly adopts the rubber gasket to be installed between the connecting flanges, the damping effect of the damping structure is limited, and the damping structure cannot play a good damping effect, so that a damping device is required to be designed to eliminate the impact of the vibration of the transmission shaft on equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission shaft connection flange shock attenuation protection device to solve the problem that present transmission shaft vibrations influence the life and the stability of equipment at least.
In order to achieve the above object, the present invention provides the following technical solutions:
a driveshaft connection flange shock absorption protection device, the device comprising:
the damping disc is provided with a through hole, and a damping spring is arranged in the through hole;
the two connecting discs are oppositely arranged and distributed above and below the damping disc and are respectively a first connecting disc and a second connecting disc, ball head holes are formed in the connecting discs, and the two connecting discs are used for respectively connecting the transmission shaft and the speed reducer;
the shock attenuation connecting piece, the shock attenuation connecting piece has two, follows the both sides direction of vibration damping disk sets up relatively, the shock attenuation connecting piece sets up the vibration damping disk with between the connection pad, shock attenuation connecting piece one end is installed in the bulb of connection pad is downthehole, and the other end is installed in the through-hole of vibration damping disk, through with the damping spring cooperation is used for the shock attenuation, the shock attenuation connecting piece still with the vibration damping disk is connected for the transmission moment of torsion.
The transmission shaft is connected with the flange shock absorption protection device, and preferably, the shock absorption connecting piece comprises a shock absorption rod and a positioning disc;
the shock absorption rod comprises a ball head part and a rod body, the ball head part is matched with the ball head hole, the rod body penetrates through the positioning disc and is sleeved in the shock absorption spring, and an accommodating space is formed between the free end face of the rod body and the outlet end face where the through hole is located;
the positioning disc comprises a disc body part and a column body part, and the column body part is connected with the damping disc.
Preferably, a retainer ring is arranged on a rod body of the shock absorption rod, the retainer ring is arranged along the circumferential direction of the rod body, and the retainer ring is used for positioning the shock absorption rod and the shock absorption spring.
The transmission shaft is connected with the flange shock absorption protection device, preferably, a base plate is arranged in the through hole, the base plate is located at the end of the through hole where the shock absorption rod is located in the outlet direction, the base plate is annular, the inner diameter of the base plate is larger than the outer diameter of the rod body of the shock absorption rod, and the base plate and the retainer ring block the shock absorption spring together.
In the above shock-absorbing protection device for the connecting flange of the transmission shaft, preferably, a plurality of ball head holes are uniformly distributed on the connecting disc;
the through holes in the damping disc comprise first through holes and second through holes, the first through holes and the second through holes are uniformly distributed on the damping disc in a staggered mode, first guide cylinders are arranged on the first through holes, second guide cylinders are arranged on the second through holes, and the first guide cylinders and the second guide cylinders are respectively arranged on the upper surface and the lower surface of the damping disc; the inner diameter of the first guide cylinder is the same as that of the first through hole, and the inner diameter of the second guide cylinder is the same as that of the second through hole.
In the above-mentioned shock-absorbing protection device for the transmission shaft connecting flange, preferably, the first through hole and the second through hole have the same inner diameter.
In the above shock-absorbing protection device for the transmission shaft connecting flange, preferably, a cylinder body part is arranged on the surface of the connecting disc, the ball head hole is arranged in the cylinder body of the cylinder body part, and the ball head part can rotate in the ball head hole.
In the above-mentioned transmission shaft connection flange shock absorption protection device, preferably, the shock absorption rod is in clearance fit with the positioning disc.
In the above shock-absorbing protection device for the connecting flange of the transmission shaft, preferably, the positioning disc is arranged between the connecting disc and the retainer ring, and the cylindrical part of the positioning disc is in threaded connection with the shock-absorbing disc.
In the above shock-absorbing protection device for the transmission shaft connecting flange, preferably, the connecting disc is provided with a plurality of bolt holes which are uniformly distributed along the circumferential direction and used for connecting the transmission shaft and the flange of the speed reducer.
Compared with the closest prior art, the utility model provides a technical scheme has following excellent effect:
the utility model discloses a transmission shaft connection flange shock attenuation protection device, the device include shock attenuation dish, connection pad and shock attenuation connecting piece, and the shock attenuation connecting piece sets up between shock attenuation dish and connection pad, and the shock attenuation connecting piece includes shock attenuation pole and positioning disk, and shock attenuation dish bilateral symmetry is provided with connection pad and shock attenuation connecting piece. When the shock absorption device works, the shock absorption rod is matched with the shock absorption spring to eliminate impact generated in the operation process of the device.
The shock attenuation dish both sides alternately evenly distributed's shock attenuation pole and damping spring, the not equidirectional impact that slows down that can be better, the shock attenuation is effectual, improve equipment's operating stability and life. The utility model discloses a shock attenuation protection device simple structure, simple to operate, the industrialization of being convenient for is used widely.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Wherein:
fig. 1 is a perspective view of a shock absorption protection device according to an embodiment of the present invention;
fig. 2 is a front view of the shock absorbing protection device according to the embodiment of the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of the damper disc of FIG. 1;
FIG. 5 is a schematic diagram of the structure of the connecting disc in FIG. 1;
FIG. 6 is a schematic view of the shock rod of FIG. 1;
FIG. 7 is a schematic view of the puck of FIG. 1;
fig. 8 is a state diagram of the installation structure of the shock absorption protection device and the transmission shaft according to the embodiment of the present invention.
In the figure: 1. a damper disc; 11. a first through hole; 12. a first guide cylinder; 13. a second through hole; 14. a second guide cylinder; 15. connecting holes; 2. a connecting disc; 21. a barrel portion; 22. a ball head hole; 23. bolt holes; 31. a shock-absorbing lever; 311. a ball head portion; 312. a rod body; 313. a retainer ring; 32. positioning a plate; 321. a disk body portion; 322. a cylindrical portion; 4. a damping spring; 5. a base plate; 6. a drive shaft flange; 7. a drive shaft.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
As shown in fig. 1 to 8, according to the utility model discloses an embodiment provides a transmission shaft connection flange shock attenuation protection device, the utility model discloses a shock attenuation protection device connects between transmission shaft and speed reducer, is connected with the device through transmission shaft flange and speed reducer flange, can eliminate the impact that produces in the equipment operation process, improve equipment's stability and life. The up and down motion directions of the utility model refer to the vertical placement of the device and the directions represented by the up and down connection structures between the components.
The utility model discloses a shock attenuation protection device includes: damping disk 1, connection pad 2 and damping connecting piece.
A plurality of through holes which are uniformly distributed are formed in the damping disc 1, damping springs 4 are installed in the through holes, and a connecting hole 15 is formed in the center of the damping disc 1.
In the specific embodiment of the utility model, the through holes on the damping plate 1 include a first through hole 11 and a second through hole 13, the first through hole 11 and the second through hole 13 are uniformly distributed on the damping plate 1 in a staggered manner, the first through hole 11 is provided with a first guide cylinder 12, the second through hole 13 is provided with a second guide cylinder 14, and the first guide cylinder 12 and the second guide cylinder 14 are respectively arranged on the upper surface and the lower surface of the damping plate; the inner diameter of the first guide cylinder 12 is the same as that of the first through hole 11, and the inner diameter of the second guide cylinder 14 is the same as that of the second through hole 13. Preferably, the first and second through holes 11 and 13 have the same inner diameter. In the specific embodiment, there are four first through holes 11, and there are four second through holes 13, and of course in other embodiments, the first through holes 11 and the second through holes 13 may also be other numbers such as five, six, seven, etc., and the first through holes 11 and the second through holes 13 need to be uniformly distributed on the damping plate 1 in a staggered manner, the utility model discloses do not limit the number of first through holes 11 and second through holes 13.
The two connecting discs 2 are oppositely arranged and distributed above and below the damping disc 1 and are respectively a first connecting disc 2 and a second connecting disc 2, ball head holes 22 are formed in the connecting discs 2, the ball head holes 22 are uniformly distributed in the connecting discs 2, and the two connecting discs 2 are used for being respectively connected with a transmission shaft 7 and a speed reducer.
The utility model discloses an in the concrete embodiment, connection pad 2 is provided with a plurality of evenly distributed's bolt hole 23 along circumference, through bolt hole 23 with two connection pads 2 respectively with driving shaft flange 6 and speed reducer flange joint, with the device connection between transmission shaft 7 and speed reducer.
In the embodiment of the present invention, the connecting plate 2 is provided with a cylindrical portion 21 on the surface, and the ball hole 22 is disposed in the cylindrical portion of the cylindrical portion 21. Preferably, the cylindrical body 21 is provided in plurality, and the ball head holes 22 are provided in plurality and uniformly distributed on the connecting plate 2. In the embodiment, the number of the cylindrical body portions 21 is the same as the number of the first through holes 11/the second through holes 13, and is four.
The shock attenuation connecting piece has two, set up relatively along the both sides of vibration damping disk 1, distribute in the upper and lower both sides of vibration damping disk 1, the shock attenuation connecting piece sets up between vibration damping disk 1 and connection pad 2, shock attenuation connecting piece one end is installed in the bulb hole 22 of connection pad 2, the other end is installed in the through-hole of vibration damping disk 1, be used for the shock attenuation through cooperating with damping spring 4, the shock attenuation connecting piece still is connected with the connecting hole 15 of vibration damping disk 1 for the transmission moment of torsion.
In an embodiment of the present invention, the damping connector comprises a damping rod 31 and a positioning plate 32.
The shock absorption rod 31 comprises a ball head part 311 and a rod body 312, the shock absorption rod 31 is matched with the connecting disc 2 through a ball-shaped hole, specifically, the ball head part 311 is matched with the ball head hole 22, and the ball head part 311 can rotate in the ball head hole 22, so that when impact force is applied to the shock absorption rod 31 by the connecting disc 2, the shock absorption rod 31 can be uniformly stressed, and borne forces in different directions are buffered through shock absorption; the body of rod 312 runs through positioning disk 32 cover and establishes in damping spring 4, through damping spring 4 and the cooperation of shock attenuation pole 31 and provide the shock attenuation protection, be equipped with accommodation space between the free terminal surface of the body of rod 312 and the export terminal surface at through-hole place, when the device received the impact force, connecting pad 2 will do all can give shock attenuation pole 31, the accommodation space of shock attenuation pole 31 in the through-hole of damping disk 1 cushions under the effect of damping spring 4, the release impact force to make the device remain stable. In the exemplary embodiment, eight damper rods 31 are provided, four of which are disposed on one side of the damper disc 1 and four of which are disposed on the other side of the damper disc 1.
Positioning disk 32 includes disk body 321 and column body 322, is provided with a plurality of through-holes on the disk body 321, and the body of rod 312 of shock-absorbing rod 31 passes through the through-hole and the cover is established on damping spring 4, and column body 322 passes through connecting hole 15 and damping disk 1 threaded connection, certainly the utility model discloses in other embodiments, column body 322 also can make positioning disk 32 and damping disk 1 even be a whole through other fastening connection modes to transmit the moment of torsion smoothly. The outer diameter of the damper rod 31 is smaller than the inner diameter of the through hole in the positioning plate 32 so that the damper rod can move up and down in the through hole. The positioning disc 32 is used for transmitting torque, and the torque transmission process is that the first connecting disc is damping rod 31, the positioning disc 32 is damping disc 1, the positioning disc 32 is damping rod 31, and the second connecting disc is.
The embodiment of the utility model provides an in, be provided with retaining ring 313 on the body of rod 312 of shock absorber pole 31, retaining ring 313 sets up along the circumference of the body of rod 312, and retaining ring 313 is used for fixing a position shock absorber pole 31 and damping spring 4. When the shock absorption rod 31 reciprocates up and down, the shock absorption spring 4 moves up and down along with the shock absorption rod 31 under the blocking of the check ring 313, and the impact force is reduced; when the retainer 313 of the damper rod 31 moves down/up to the edge of the cylinder of the first guide cylinder 12/the second guide cylinder 14, it starts to move in the reverse direction. The shock absorption rod 31 is in clearance fit with the positioning disc 32, and the positioning disc 32 only keeps rotating and does not reciprocate up and down in the process that the shock absorption rod 31 and the connecting disc 2 reciprocate up and down together. The positioning disc 32 is arranged between the connecting disc 2 and the retainer ring 313, the column part 322 of the positioning disc 32 is fixedly connected with the damping disc 1, the positioning disc 32 close to the transmission shaft 7 transmits torque to the damping disc 1, and the damping disc 1 transmits the torque to the positioning disc 32 close to the speed reducer.
The embodiment of the utility model provides an in, be provided with backing plate 5 in the through-hole, backing plate 5 is located the tip of the through-hole at bumper bar 31 export direction place, and backing plate 5 is the ring type, and the internal diameter of backing plate 5 is greater than the external diameter of the bumper bar 31 body of rod 312, and backing plate 5 and retaining ring 313 carry out the stop to damping spring 4 jointly. The utility model discloses in all be provided with backing plate 5 in the one end of keeping away from the guide cylinder of first through-hole 11 and second through-hole 13, shock-absorbing rod 31 is when receiving big impact force, and the reciprocating motion stroke is long, and the condition that the through-hole was washed out to the free end of shock-absorbing rod 31 probably appears, and when consequently the internal diameter of ring shape backing plate 5 was greater than the external diameter of shock-absorbing rod 31 body of rod 312, can ensure that body of rod 312 can wash out the through-hole of vibration damping disk 1, guarantees better shock attenuation effect.
The utility model discloses a 7 flange shock attenuation protection device of transmission shaft when the installation, according to following operating procedure:
firstly, mounting a damping spring 4 in a first through hole 11 and a second through hole 13 of a damping disc 1, and fixing an upper backing plate 5 at the end parts of the first through hole 11 and the second through hole 13, which are far away from a guide cylinder; secondly, fixing the column parts 322 of the two positioning plates in the connecting holes 15 at the two sides of the damping plate 1 respectively; thirdly, the damping rods 31 are symmetrically distributed on two sides of the damping disc 1, and the damping rods 31 penetrate through the through holes of the positioning disc 32 and are sleeved on the damping springs 4; finally, the connecting discs 2 on the two sides are installed through the matching connection of the ball head holes 22 and the ball head parts 311; the connecting discs 2 on two sides are respectively connected with the transmission shaft flange 6 and the speed reducer flange through bolts, and the damping protection device can be used.
To sum up, the utility model discloses a transmission shaft connection flange shock attenuation protection device, the device include shock attenuation dish, connection pad and shock attenuation connecting piece, and the shock attenuation connecting piece sets up between shock attenuation dish and connection pad, and the shock attenuation connecting piece includes shock attenuation pole and positioning disk, and shock attenuation dish bilateral symmetry is provided with connection pad and shock attenuation connecting piece. When the shock absorption device works, the shock absorption rod is matched with the shock absorption spring to eliminate impact generated in the operation process of the device.
The shock attenuation dish both sides alternately evenly distributed's shock attenuation pole and damping spring, the not equidirectional impact that slows down that can be better, the shock attenuation is effectual, improve equipment's operating stability and life. The utility model discloses a shock attenuation protection device simple structure, simple to operate, the industrialization of being convenient for is used widely.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a transmission shaft connection flange shock attenuation protection device which characterized in that, the device includes:
the damping disc is provided with a through hole, and a damping spring is arranged in the through hole;
the two connecting discs are oppositely arranged and distributed above and below the damping disc and are respectively a first connecting disc and a second connecting disc, ball head holes are formed in the connecting discs, and the two connecting discs are used for respectively connecting the transmission shaft and the speed reducer;
the shock attenuation connecting piece, the shock attenuation connecting piece has two, follows the both sides direction of vibration damping disk sets up relatively, the shock attenuation connecting piece sets up the vibration damping disk with between the connection pad, shock attenuation connecting piece one end is installed in the bulb of connection pad is downthehole, and the other end is installed in the through-hole of vibration damping disk, through with the damping spring cooperation is used for the shock attenuation, the shock attenuation connecting piece still with the vibration damping disk is connected for the transmission moment of torsion.
2. The driveshaft connection flange shock absorption protection device of claim 1, wherein the shock absorption connector comprises a shock absorption rod and a positioning plate;
the shock absorption rod comprises a ball head part and a rod body, the ball head part is matched with the ball head hole, the rod body penetrates through the positioning disc and is sleeved in the shock absorption spring, and an accommodating space is formed between the free end face of the rod body and the outlet end face where the through hole is located;
the positioning disc comprises a disc body part and a column body part, and the column body part is connected with the damping disc.
3. The shock absorption protection device for the connecting flange of the transmission shaft as claimed in claim 2, wherein a retainer ring is arranged on a rod body of the shock absorption rod, the retainer ring is arranged along the circumferential direction of the rod body, and the retainer ring is used for positioning the shock absorption rod and the shock absorption spring.
4. The shock absorption and protection device for the transmission shaft connection flange according to claim 3, wherein a base plate is arranged in the through hole and is located at the end of the through hole in the direction of the outlet of the shock absorption rod, the base plate is circular, the inner diameter of the base plate is larger than the outer diameter of the rod body of the shock absorption rod, and the base plate and the retainer ring block the shock absorption spring together.
5. The connecting flange shock absorption protection device of the transmission shaft according to claim 1, wherein a plurality of ball holes are uniformly distributed on the connecting disc;
the through holes in the damping disc comprise first through holes and second through holes, the first through holes and the second through holes are uniformly distributed on the damping disc in a staggered mode, first guide cylinders are arranged on the first through holes, second guide cylinders are arranged on the second through holes, and the first guide cylinders and the second guide cylinders are respectively arranged on the upper surface and the lower surface of the damping disc; the inner diameter of the first guide cylinder is the same as that of the first through hole, and the inner diameter of the second guide cylinder is the same as that of the second through hole.
6. The driveshaft connection flange shock absorption protection device of claim 5, wherein the first through hole and the second through hole have the same inner diameter.
7. The shock absorption protection device for the connecting flange of the transmission shaft as claimed in claim 3, wherein a cylinder body part is arranged on the surface of the connecting disc, the ball head hole is arranged in the cylinder body of the cylinder body part, and the ball head part can rotate in the ball head hole.
8. The driveshaft connection flange damping protector of claim 3, wherein the damping rod is in a clearance fit with the puck.
9. The driveshaft connection flange shock absorption protection device of claim 8, wherein the locating plate is disposed between the connection plate and the retainer ring, and a cylindrical portion of the locating plate is threadedly coupled to the shock absorbing plate.
10. The shock absorption protection device for the connecting flange of the transmission shaft according to claim 1, wherein the connecting disc is provided with a plurality of bolt holes which are uniformly distributed along the circumferential direction and used for connecting the transmission shaft and the flange of the speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021339318.XU CN212429621U (en) | 2020-07-09 | 2020-07-09 | Transmission shaft connecting flange shock absorption protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021339318.XU CN212429621U (en) | 2020-07-09 | 2020-07-09 | Transmission shaft connecting flange shock absorption protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212429621U true CN212429621U (en) | 2021-01-29 |
Family
ID=74278605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021339318.XU Expired - Fee Related CN212429621U (en) | 2020-07-09 | 2020-07-09 | Transmission shaft connecting flange shock absorption protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212429621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927757A (en) * | 2021-10-26 | 2022-01-14 | 泉州捷恒机械有限公司 | Damping mechanism for stone cutting machine and machining process of damping mechanism |
-
2020
- 2020-07-09 CN CN202021339318.XU patent/CN212429621U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927757A (en) * | 2021-10-26 | 2022-01-14 | 泉州捷恒机械有限公司 | Damping mechanism for stone cutting machine and machining process of damping mechanism |
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| 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: 20210129 Termination date: 20210709 |