CN215058957U - Bearing seat of vibration exciter of vibrating screen - Google Patents
Bearing seat of vibration exciter of vibrating screen Download PDFInfo
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- CN215058957U CN215058957U CN202120335003.6U CN202120335003U CN215058957U CN 215058957 U CN215058957 U CN 215058957U CN 202120335003 U CN202120335003 U CN 202120335003U CN 215058957 U CN215058957 U CN 215058957U
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Abstract
The utility model relates to a bearing seat of a vibration exciter of a vibrating screen, which comprises a sleeve, wherein two ends of the sleeve are respectively and fixedly provided with a mounting seat, the mounting seat is provided with a supporting seat for placing bearings, two bearings are used for installing a through shaft, the outer edge of the supporting seat is fixedly connected with the mounting seat through bolt groups, the bolt groups are two groups and are symmetrically arranged along one diameter of the supporting seat, each bolt group comprises an adjusting bolt and a locking bolt, and the adjusting bolt passes through the supporting seat to be contacted with the mounting seat; the locking bolt penetrates through the supporting seat and the mounting seat and is used for fixing the relative position between the supporting seat and the mounting seat; the adjusting bolts and the locking bolts are arranged at intervals and distributed around the circle center of the supporting seat. The utility model discloses an adjusting bolt directly carries out the timing to the concentricity of bearing in assembling process, compensaties machining error and assembly error, has guaranteed the concentricity of bearing and has enabled the contact condition of contact surface to reach the optimum.
Description
Technical Field
The utility model relates to a technical field of bearing frame, more specifically say, it relates to a shale shaker vibration exciter bearing frame.
Background
The circular vibrating screen utilizes the vibration exciter with eccentric mass to make the screen body do periodic asymmetric reciprocating motion, so that the material is thrown up on the screen surface, and at the same time, the material moves forwards linearly to form a reasonably matched screen, thereby achieving the purpose of screening. The bearing and the bearing seat are required to be used in the vibrating screen, the working condition of the bearing is very severe, the environment humidity is high, the dust particles are more, the rotating speed is high, the temperature is high, and strong vibration impact is generated, so that the working load is very large. Therefore, the bearing needs to have strong bearing capacity, good impact resistance, high reliability and good lubricating performance, and can overcome the flexural deformation of the shaft. The corresponding bearing seat also needs to achieve better concentricity requirement with the bearing so as to ensure the optimal working state of the bearing. However, the existing bearing block assembly has the following disadvantages:
1. the traditional vibration exciter of the vibrating screen continuously generates strong eccentric exciting force, the requirement on the assembly precision of the bearing is extremely high, otherwise, the bearing is locked due to overhigh temperature of the bearing under strong rotary load;
2. the vibration exciter bearing blocks of the vibrating screen are arranged on the screen plates on two sides of the vibrating screen by bolts, and the vibration exciters on the two sides are hard connected by using sleeves, so that the concentricity of the bearing blocks on the two sides must be ensured, otherwise, the concentric running of the bearing cannot be ensured, but the concentricity is difficult to adjust during actual assembly due to the flatness of the screen plates and the locking force of the bolts;
3. the bearing can normally work in a short time after the bearing is assembled on the traditional bearing seat, but the contact surface does not reach the best contact state, so that the friction is large, the service life of the bearing is very short or the bearing is directly locked due to overhigh temperature.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a shale shaker vibration exciter bearing frame. The utility model discloses an adjusting bolt directly carries out the timing to the concentricity of bearing in assembling process, compensaties machining error and assembly error, has guaranteed the concentricity of bearing and has enabled the contact condition of contact surface to reach the optimum.
The above technical purpose of the present invention can be achieved by the following technical solutions: a bearing seat of a vibration exciter of a vibrating screen comprises a sleeve, wherein mounting seats are fixedly arranged at two ends of the sleeve respectively, a supporting seat for placing bearings is arranged on each mounting seat, the two bearings are used for mounting a through shaft, the outer edge of each supporting seat is fixedly connected with the corresponding mounting seat through bolt groups, the bolt groups are two in group and are symmetrically arranged along one diameter of the corresponding supporting seat, each bolt group comprises an adjusting bolt and a locking bolt, and the adjusting bolts penetrate through the corresponding supporting seats and are in contact with the corresponding mounting seats; the locking bolt penetrates through the supporting seat and the mounting seat and is used for fixing the relative position between the supporting seat and the mounting seat; the adjusting bolts and the locking bolts are arranged at intervals and distributed around the circle center of the supporting seat.
In one embodiment, a space is left between two sets of bolts, and each set of bolts comprises 5 locking bolts and 6 adjusting bolts.
In one embodiment, the supporting seat is provided with a first through hole matched with the adjusting bolt, the first through hole is in threaded connection with the adjusting bolt, one end of the adjusting bolt, which is far away from the mounting seat, is a nut, and the other end of the adjusting bolt is a plane.
In one embodiment, a second through hole matched with the locking bolt is further formed in the supporting seat, a third through hole with the size consistent with that of the second through hole is formed in the mounting seat, the locking bolt penetrates through the second through hole and is in interference fit with the second through hole, and the locking bolt is in threaded connection with the third through hole.
In one embodiment, the end of the lock bolt penetrates through the third through hole and is sleeved with a nut, and the nut is matched with a nut of the lock bolt and used for fixing the mounting seat and the supporting seat.
In one embodiment, the inner side of the supporting seat is provided with a limiting part matched with the bearing.
In one embodiment, the two installation bases are respectively sleeved on the inner sides of two ends of the sleeve, and a sealing layer is further arranged between the installation bases and the sleeve.
In one embodiment, the mounting seat is provided with a mounting part extending radially outside.
To sum up, the utility model discloses following beneficial effect has:
1. the utility model discloses an adjusting bolt directly carries out the timing to the concentricity of bearing in the assembling process, compensaties machining error and assembly error, has guaranteed the concentricity of bearing and has enabled the contact condition of contact surface to reach the optimum, and bearing temperature can reduce 6 ~ 10 degrees centigrade under the equal test running condition, can greatly improve bearing life, improves the mechanical stability of shale shaker.
2. When the utility model is used and installed, the adjusting bolt and the locking bolt can be inserted between the supporting seat and the mounting seat, the relative position of the mounting seat and the supporting seat is firstly locked relatively by the locking bolt, and then the relative height and the flatness of the supporting seat are finely adjusted by the different tightening degrees of the plurality of adjusting bolts, for example, the position corresponding to one of the adjusting bolts is worn seriously, or the error of a part formed by processing is large, the adjusting bolt can be screwed relatively, so that the adjusting bolt further passes through the supporting seat to prop against the mounting seat, and further the error is compensated; otherwise, the screwing degree of the adjusting bolt is relatively reduced, and the mounting seat and the supporting seat are relatively close to each other; in short, the concentricity of the two opposite support seats can be ensured only by screwing each adjusting bolt according to the processing error and the assembly error and further ensuring the concentricity of the two opposite support seats to be consistent, and each contact surface can reach the optimal state.
Drawings
Fig. 1 is a front sectional view of a bearing seat of a vibration exciter of the vibrating screen of the present invention;
fig. 2 is a side view of the mounting plate of the present invention.
In the figure: the method comprises the following steps of 1-sleeve, 2-mounting seat, 3-supporting seat, 4-bearing, 5-adjusting bolt, 6-locking bolt, 7-sealing layer and 8-through shaft.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
It should be noted that all the directional terms such as "upper" and "lower" referred to herein are used with respect to the view of the drawings, and are only for convenience of description, and should not be construed as limiting the technical solution.
As shown in fig. 1-2, a bearing seat of a vibration exciter of a vibrating screen comprises a sleeve 1, wherein two ends of the sleeve 1 are respectively and fixedly provided with a mounting seat 2, the mounting seat 2 is provided with a supporting seat 3 for placing a bearing 4, a through shaft 8 is inserted into the two bearings 4 for mounting, the outer edge of the supporting seat 3 is fixedly connected with the mounting seat 2 through two bolt groups, the two bolt groups are symmetrically arranged along one diameter of the supporting seat 3, each bolt group comprises an adjusting bolt 5 and a locking bolt 6, and the adjusting bolt 5 penetrates through the supporting seat 3 to be in contact with the mounting seat 2; the locking bolt 6 penetrates through the supporting seat 3 and the mounting seat 2 and is used for fixing the relative position between the supporting seat and the mounting seat; the adjusting bolts 5 and the locking bolts 6 are arranged at intervals and distributed around the circle center of the supporting seat 3. The utility model discloses an adjusting bolt 5 directly carries out the timing to bearing 4's concentricity in the assembling process, compensaties machining error and assembly error, has guaranteed bearing 4's concentricity and enables the contact condition of contact surface and reach the optimum, and bearing temperature can reduce 6 ~ 10 degrees centigrade under the equal test running condition, can greatly improve bearing 4 life, improves the mechanical stability of shale shaker.
When the utility model is used and installed, the adjusting bolt 5 and the locking bolt 6 can be inserted between the supporting seat 3 and the mounting seat 2, the relative position of the supporting seat 2 and the supporting seat 3 is firstly locked through the locking bolt 6, and then the relative height and the flatness of the supporting seat 3 are finely adjusted through different tightening degrees of the plurality of adjusting bolts 5, for example, the position corresponding to one adjusting bolt 5 is worn seriously, or the error of a part formed by processing is large, the adjusting bolt 5 can be screwed relatively, so that the adjusting bolt 5 further passes through the supporting seat 3 to prop against the mounting seat 2, and further the error is compensated; on the contrary, the screwing degree of the adjusting bolt 5 is relatively reduced, and the mounting seat 2 and the supporting seat 3 are relatively close to each other; in short, the concentricity of the two opposite supporting seats 3 can be ensured by screwing each adjusting bolt 5 according to the processing error and the assembly error, and further, the concentricity of the two opposite supporting seats 3 is consistent, and each contact surface can reach the optimal state.
In one embodiment, a space is left between two bolt sets, and each bolt set comprises 5 locking bolts 6 and 6 adjusting bolts 5. As shown in fig. 2, the adjusting bolts 5 and the locking bolts 6 are arranged at intervals, and at the same time, two groups of bolt groups are arranged symmetrically with respect to a diameter, that is, two locking bolts 6 need to be omitted on a symmetry axis, so that the mounting base 2 and the supporting base 3 cannot be completely locked, a certain fine adjustment space can be left, the adjusting bolts 5 are further adjusted in concentricity and then fixed in position by matching of a plurality of adjusting bolts 5, and the assembling and concentricity adjustment of the device can be completed more preferably by matching of the adjusting bolts 5 and the locking bolts 6 as shown in the figure, that is, the relative positions of each bolt are just rotated 15 degrees around the center of the supporting base 3, and adjustment gaps need to be reserved on the symmetry axes of the two groups of bolt groups, that is, two locking bolts 6 need to be omitted on two positions on the symmetry axis, so as a whole, the locking bolts 6 are two fewer than the adjusting bolts 5.
In one embodiment, the supporting seat 3 is provided with a first through hole adapted to the adjusting bolt 5, the first through hole is in threaded connection with the adjusting bolt 5, one end of the adjusting bolt 5 away from the mounting seat 2 is a nut, and the other end of the adjusting bolt 5 is a plane. The adjusting screw 5 is screwed into the first through-hole, so that the adjusting screw 5 can be screwed by engaging and biting the threads, thereby fixing the position after adjustment thereof, and further locking the position of the bearing block 3 by engaging the plurality of adjusting screws 5. The adjusting bolt 5 has a nut for limiting and facilitating adjustment by a wrench or the like, and a flat surface at the other end for better contact with the mounting seat 2 and supporting the supporting seat 3.
In addition, a second through hole matched with the locking bolt 6 is further formed in the supporting seat 3, a third through hole with the size being identical to that of the second through hole is formed in the mounting seat 2, the locking bolt 6 penetrates through the second through hole and is in interference fit with the second through hole, and the locking bolt 6 is in threaded connection with the third through hole. The middle part of the locking bolt 6 is not provided with threads, the lower part of the locking bolt is provided with external threads, the locking bolt 6 is in interference fit with the second through hole on the supporting seat 3, namely, the locking bolt is only inserted and fixed, and the supporting seat 3 is mainly locked by fine adjustment of the adjusting bolt 5; the locking bolts 6 and the mounting base 2 need to be screwed for fixing, that is, the adjusting bolts 5 are fixed on the mounting base 2 during assembly, and the supporting base 3 is fixed on each locking bolt 6 by adjusting the adjusting bolts 5 and then matching with all the bolts, so that the supporting base 3 and the mounting base 2 are arranged concentrically. Furthermore, the end of the locking bolt 6 penetrates through the third through hole and is sleeved with a nut, and the nut is matched with a nut of the locking bolt 6 and used for fixing the mounting base 2 and the supporting base 3. When all adjustments and installation are completed, a corresponding nut may be screwed into the end of each locking bolt 6 to further lock the adjusted positional relationship.
In one embodiment, the inner side of the supporting seat 3 is provided with a limiting part matched with the bearing 4 for limiting the position of the bearing 4 so as to enable the bearing 4 to be matched with the supporting seat 3, and the bearing 4 can be sleeved in the supporting seat during installation and then the adjusting bolt 5 is adjusted, so that the concentricity is conveniently aligned. In one embodiment, the two installation bases 2 are respectively sleeved on the inner sides of the two ends of the sleeve 1, a sealing layer 7 is further arranged between the installation bases 2 and the sleeve 1, and the sealing layer 7 is a welding layer or a filling layer to make up for a gap or an error between the connection of the two installation bases and the sleeve 1, so that the linear extension of the sleeve 1 and the concentric connection with the installation bases 2 are ensured. Furthermore, the two mounting seats 2 can also be produced directly in one piece with the sleeve 1. In one embodiment, the mounting base 2 is provided with a mounting portion extending radially outwardly for mounting in a suitable position to ensure the vertical relationship of the mounting portion and thus the levelness of the device.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The bearing seat of the vibration exciter of the vibrating screen is characterized by comprising a sleeve (1), wherein mounting seats (2) are fixedly arranged at two ends of the sleeve (1) respectively, a supporting seat (3) for placing bearings (4) is arranged on each mounting seat (2), the two bearings (4) are used for mounting a through shaft (8), the outer edge of each supporting seat (3) is fixedly connected with the corresponding mounting seat (2) through two bolt groups, the two bolt groups are symmetrically arranged along one diameter of the corresponding supporting seat (3), each bolt group comprises an adjusting bolt (5) and a locking bolt (6), and the adjusting bolts (5) penetrate through the corresponding supporting seats (3) and are in contact with the corresponding mounting seats (2); the locking bolt (6) penetrates through the supporting seat (3) and the mounting seat (2) and is used for fixing the relative position between the supporting seat and the mounting seat; the adjusting bolts (5) and the locking bolts (6) are arranged at intervals and distributed around the circle center of the supporting seat (3).
2. Bearing housing for the vibration exciter of a vibrating screen according to claim 1, characterized in that a space is left between two bolt groups, and each bolt group comprises 5 locking bolts (6) and 6 adjusting bolts (5).
3. The bearing seat of the vibration exciter of the vibrating screen according to claim 2, wherein the bearing seat (3) is provided with a first through hole matched with the adjusting bolt (5), the first through hole is in threaded connection with the adjusting bolt (5), one end of the adjusting bolt (5) far away from the mounting seat (2) is a nut, and the other end of the adjusting bolt (5) is a plane.
4. The bearing seat of the vibration exciter of the vibrating screen as claimed in claim 3, wherein a second through hole matched with the locking bolt (6) is further arranged on the bearing seat (3), a third through hole with the same size as the second through hole is arranged on the mounting seat (2), the locking bolt (6) penetrates through the second through hole and is in interference fit with the second through hole, and the locking bolt (6) is in threaded connection with the third through hole.
5. The bearing seat of the vibration exciter of the vibrating screen according to claim 4, wherein the end of the locking bolt (6) penetrates through the third through hole and is sleeved with a nut, and the nut is matched with a nut of the locking bolt (6) and used for fixing the mounting seat (2) and the supporting seat (3).
6. Bearing housing for the vibration exciter of a vibrating screen according to claim 5, characterized in that the inside of the bearing housing (3) is provided with a limit stop adapted to the bearing (4).
7. The bearing seat of the vibration exciter of the vibrating screen according to any one of claims 1 to 6, wherein two installation seats (2) are respectively sleeved on the inner sides of two ends of the sleeve (1), and a sealing layer (7) is further arranged between the installation seats (2) and the sleeve (1).
8. Bearing housing for the exciter of a vibrating screen according to claim 7, characterized in that the mounting housing (2) is provided with a mounting portion extending radially on the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120335003.6U CN215058957U (en) | 2021-02-05 | 2021-02-05 | Bearing seat of vibration exciter of vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120335003.6U CN215058957U (en) | 2021-02-05 | 2021-02-05 | Bearing seat of vibration exciter of vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215058957U true CN215058957U (en) | 2021-12-07 |
Family
ID=79255707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120335003.6U Active CN215058957U (en) | 2021-02-05 | 2021-02-05 | Bearing seat of vibration exciter of vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215058957U (en) |
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2021
- 2021-02-05 CN CN202120335003.6U patent/CN215058957U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 512026 No. 99, Muxi Avenue, Wujiang District, Shaoguan City, Guangdong Province Patentee after: SHAOGUAN CHENHANG HEAVY INDUSTRY Co.,Ltd. Address before: 512026 No. 59, Muxi Avenue, Wujiang District, Shaoguan City, Guangdong Province Patentee before: SHAOGUAN CHENHANG HEAVY INDUSTRY Co.,Ltd. |