CN211333026U

CN211333026U - Bearing dismounting device

Info

Publication number: CN211333026U
Application number: CN201922423723.3U
Authority: CN
Inventors: 胡小峰
Original assignee: Sany Petroleum Intelligent Equipment Co Ltd
Current assignee: Sany Petroleum Intelligent Equipment Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-25
Anticipated expiration: 2029-12-27

Abstract

The utility model provides a bearing dismounting device relates to the bearing and dismantles technical field. This bearing detaching device includes: fixture, mounting panel and support pole. The clamping mechanism comprises a clamping part, and the clamping part is used for clamping the bearing along the circumferential edge of the bearing; the mounting plate is connected with the clamping mechanism and is arranged at intervals with the clamping part; the supporting rod is movably arranged on the mounting plate and provided with a supporting position close to the clamping portion and a separating position far away from the clamping portion, when the supporting rod is located at the supporting position, the supporting rod is configured to tightly support the mounting bearing, so that the supporting rod can drive the clamping mechanism to pull out the bearing from the mounting shaft under the action of external force, and when the supporting rod is located at the separating position, the supporting rod is separated from the mounting shaft. The device exerts even effort to the circumference edge of bearing through the clamping part at the in-process of dismantling the bearing for the bearing can be dismantled from the installation epaxial intact under the drive of holding the pole, thereby can prolong the life of self and bearing.

Description

Bearing dismounting device

Technical Field

The utility model relates to a bearing dismantles technical field, particularly, relates to a bearing dismounting device.

Background

In the maintenance of mechanical equipment, a two-jaw or three-jaw bearing dismounting device is usually adopted to dismount the bearing on the mounting shaft, which can effectively improve the dismounting efficiency compared with manual dismounting. However, the bearing detaching device has a technical problem that the bearing is easily damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing dismounting device, it can be applyed for the even effort of bearing at the in-process of dismantling the bearing to make the bearing can be dismantled from the installation epaxial intact, thereby guarantee the integrality of self and the bearing after the dismantlement, and then improve the life of bearing dismounting device and bearing.

The embodiment of the utility model is realized like this:

in a first aspect, an embodiment provides a bearing dismounting device for dismounting a bearing sleeved on a mounting shaft, including:

the clamping mechanism comprises a clamping part, and the clamping part is used for clamping the bearing along the circumferential edge of the bearing;

the mounting plate is connected with the clamping mechanism and is arranged at intervals with the clamping part;

the supporting rod is movably arranged on the mounting plate and provided with a supporting position close to the clamping portion and a separating position far away from the clamping portion, when the supporting rod is located at the supporting position, the supporting rod is configured to tightly support the mounting bearing, so that the supporting rod can drive the clamping mechanism to pull out the bearing from the mounting shaft under the action of external force, and when the supporting rod is located at the separating position, the supporting rod is separated from the mounting shaft.

In an alternative embodiment, the clamping portion comprises two clamping blocks arranged oppositely, a clamping groove can be formed between the two clamping blocks, and the inner diameter of the clamping groove is matched with the outer diameter of the bearing so as to clamp the bearing along the circumferential direction of the bearing.

In an alternative embodiment, each clamping block is provided with an abutting surface, the abutting surface is convexly arranged on the inner side wall of the clamping block and extends towards the central position of the clamping groove, and the abutting surface is used for being in abutting fit with the bottom wall of the bearing when the clamping part clamps the circumferential direction of the bearing.

In an alternative embodiment, each clamping block is arranged in a semi-circular ring shape.

In an optional embodiment, the clamping part further comprises two adjusting pieces respectively connected and arranged at two ends of the two clamping blocks, the two clamping blocks can be connected through the two adjusting pieces, and the adjusting pieces are used for adjusting the size of the clamping groove.

In an alternative embodiment, the clamping mechanism further comprises a plurality of connecting rods arranged at intervals on the clamping portion, wherein a first end of each connecting rod is connected with the clamping portion, and a second end of each connecting rod is connected with the mounting plate.

In an alternative embodiment, the clamping mechanism comprises four evenly spaced connecting rods.

In an alternative embodiment, the mounting plate comprises a first mounting part and a plurality of second mounting parts which are arranged on the first mounting part and are arranged in one-to-one correspondence with the plurality of connecting rods;

first installation department with support and hold pole clearance fit, be equipped with the mounting groove on the second installation department, the mounting groove extends the setting along the direction of keeping away from first installation department, the second end of connecting rod passes through mounting groove and second installation department fixed connection.

In an alternative embodiment, the outer portion of the support rod is provided with external threads, the mounting plate is provided with internal threads which cooperate with the external threads of the support rod, and the external threads of the support rod cooperate with the internal threads of the mounting plate.

In an alternative embodiment, the end of the abutment rod close to the bearing is conically arranged.

The embodiment of the utility model has following advantage or beneficial effect at least:

an embodiment of the utility model provides a bearing dismounting device, it is used for dismantling the bearing that the epaxial cover of installation was established, and it includes: fixture, mounting panel and support pole. The clamping mechanism comprises a clamping part, and the clamping part is used for clamping the bearing along the circumferential edge of the bearing; the mounting plate is connected with the clamping mechanism and is arranged at intervals with the clamping part; the supporting rod is movably arranged on the mounting plate and provided with a supporting position close to the clamping portion and a separating position far away from the clamping portion, when the supporting rod is located at the supporting position, the supporting rod is configured to tightly support the mounting bearing, so that the supporting rod can drive the clamping mechanism to pull out the bearing from the mounting shaft under the action of external force, and when the supporting rod is located at the separating position, the supporting rod is separated from the mounting shaft. This bearing dismounting device is dismantling the in-process of bearing and is applyed even effort to the circumference edge of bearing through the clamping part for the bearing can be dismantled from the installation epaxial intact under the drive of holding the pole, thereby guarantees the integrality of self and the bearing after the dismantlement, and then improves the life of bearing dismounting device and bearing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a bearing dismounting device according to an embodiment of the present invention at a first viewing angle;

fig. 2 is a schematic structural diagram of a bearing dismounting device according to an embodiment of the present invention at a second viewing angle;

fig. 3 is a schematic structural diagram of a bearing dismounting device according to an embodiment of the present invention at a third viewing angle;

fig. 4 is a structural schematic diagram of a bearing dismounting device according to an embodiment of the present invention at a fourth viewing angle.

100-bearing removal device; 101-a clamping mechanism; 103-a clamping part; 105-a clamping block; 109-a mounting plate; 113-a holding rod; 115-a clamping groove; 117-mounting grooves; 118-a connecting rod; 119-an adjustment member; 121-a first mounting portion; 123-a second mounting portion; 125-abutting surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 is a schematic structural diagram of a bearing dismounting device 100 according to the present embodiment at a first viewing angle; fig. 2 is a schematic structural diagram of the bearing dismounting device 100 according to the present embodiment at a second viewing angle; fig. 3 is a schematic structural diagram of the bearing dismounting device 100 according to the present embodiment at a third viewing angle; fig. 4 is a schematic structural diagram of the bearing dismounting device 100 according to the present embodiment at a third viewing angle. Referring to fig. 1 to 4, a bearing dismounting device 100 is provided in the present embodiment, which is mainly used for dismounting a bearing sleeved on a mounting shaft, so that the bearing can be reused, thereby saving resources and cost.

In detail, referring to fig. 1 to 4 again, in the present embodiment, the bearing detaching device 100 includes a clamping mechanism 101, a mounting plate 109 and a supporting rod 113.

In detail, in the present embodiment, the clamping mechanism 101 includes a clamping portion 103, and the clamping portion 103 is used for clamping the bearing along the circumferential edge of the bearing to apply a uniform force to the edge of the bearing during the process of disassembling the bearing.

In detail, the mounting plate 109 is connected to the clamping mechanism 101 and spaced from the clamping portion 103, and the mounting plate 109 is mainly used for mounting the supporting rod 113, so that the supporting rod 113 moves to drive the whole clamping mechanism 101 to detach the bearing from the mounting shaft.

In detail, the abutting rod 113 is rotatably disposed on the mounting plate 109, the abutting rod 113 has an abutting position moving close to the clamping portion 103 and a separating position moving away from the clamping portion 103, and when the abutting rod 113 is located at the abutting position, the abutting rod 113 is configured to abut against the mounting bearing, so that the abutting rod 113 can continue to drive the clamping mechanism 101 to pull out the bearing from the mounting shaft under the rotation action of the external force, and when the abutting rod 113 is located at the separating position, the abutting rod 113 is separated from the mounting shaft. In the process that the abutting rod 113 abuts against the installation shaft and continues to rotate, the bearing dismounting device 100 applies uniform acting force to the circumferential edge of the bearing through the clamping portion 103, so that the bearing can be dismounted from the installation shaft completely under the driving of the abutting rod 113, the integrity of the bearing and the dismounted bearing is ensured, and the service lives of the bearing dismounting device 100 and the bearing are prolonged.

It should be noted that, in other embodiments, the abutting rod 113 may also be slidably disposed on the mounting plate 109, as long as it is ensured that it can stably abut against the end of the mounting shaft, and the embodiments of the present invention are not limited thereto.

Referring to fig. 1 to 4 again, in the present embodiment, the clamping portion 103 is disposed in a disc shape, and the clamping mechanism 101 further includes a plurality of connecting rods 118, the connecting rods 118 are disposed at an interval in a circumferential array at an end of the clamping portion 103 close to the mounting plate 109, and a first end of each connecting rod 118 is connected to the clamping portion 103, and a second end is connected to the mounting plate 109, so that the mounting plate 109 can be fixed relative to the clamping mechanism 101, thereby facilitating the movement of the supporting rod 113.

In detail, the clamping portion 103 includes two semicircular clamping blocks 105 arranged oppositely, a circular clamping groove 115 can be formed between the two clamping blocks 105, the inner diameter of the clamping groove 115 is adapted to the outer diameter of the bearing so as to clamp the bearing along the circumferential direction of the bearing, so that in the process that the clamping rod 113 tightly supports the mounting shaft and continues to rotate, force is uniformly applied to the circumferential direction of the bearing, so that the clamping portion 103 can detach the bearing from the mounting shaft.

Preferably, in the present embodiment, each clamping block 105 is provided with an abutting surface 107, the abutting surface 107 is arranged in an arc shape, and two abutting surfaces 107 arranged oppositely can form a circular disk. The abutting surface 107 is protruded from an end of an inner sidewall of the clamping block 105 away from the abutting rod 113 and extends toward a center of the clamping groove 115. After the abutting rod 113 abuts against the mounting shaft, the side wall of the clamping portion 103 can abut against and cooperate with the peripheral surface of the bearing along with the continuous rotation of the abutting rod 113, and meanwhile, the abutting surface 107 abuts against and cooperates with the bottom wall of the bearing, so that the contact area between the bearing and the clamping portion 103 is further enlarged, and the acting force applied to the bearing is more uniform.

Further preferably, in this embodiment, the clamping portion 103 further includes two adjusting members 119 respectively connected to two ends of the two clamping blocks 105, the two clamping blocks 105 can be connected by the two adjusting members 119, and the adjusting members 119 are used for adjusting the size of the clamping groove 115, so that the clamping portion 103 can adapt to bearings with different sizes, thereby improving the practicability of the whole bearing dismounting device 100.

Specifically, the adjusting member 119 is an adjusting bolt, and one adjusting bolt is disposed at a first end of the two oppositely disposed clamping blocks 105, and the other adjusting bolt is disposed at a second end of the two oppositely disposed clamping blocks 105, so as to adjust the size of the clamping groove 115 according to the size of the bearing, thereby ensuring that the clamping groove can apply a uniform acting force to the bearing under the driving of the abutting rod 113. Of course, in other embodiments of the present invention, the number of the clamping blocks 105 and the adjusting members 119 may also be selected according to the requirement, and the embodiments of the present invention are not limited.

In this embodiment, the connecting rods 118 are specifically selected to be studs, the number of the connecting rods 118 is four, and four connecting rods 118 are arranged at the end of the clamping portion 103 at intervals. Correspondingly, the mounting plate 109 includes a first mounting portion 121 and a plurality of second mounting portions 123 disposed on the first mounting portion 121 and disposed in one-to-one correspondence with the four connecting rods 118. First installation department 121 is rectangular form setting, first installation department 121 seted up with support 113 complex mounting holes, four second installation departments 123 are the rectangle array and set up in the tip of first installation department 121, and two liang of relative settings, a mounting groove 117 has all been seted up to every first installation department 121, mounting groove 117 extends the setting along the direction of keeping away from first installation department 121, the second end of connecting rod 118 passes through mounting groove 117 and second installation department 123 fixed connection, so that when needing to adjust the size of centre gripping groove 115 according to the size of bearing, can correspond the different positions cooperation in the length direction through connecting rod 118 and mounting groove 117 in order to fix, thereby guarantee the stability of whole bearing dismounting device 100, in order to guarantee that the bearing can steadily be dismantled, guarantee its self life simultaneously.

Of course, in other embodiments of the present invention, the number of the connecting rods 118 may also be adjusted according to requirements, for example, five, six or more connecting rods may be selected, and the embodiments of the present invention are not limited.

In addition, in this embodiment, in order to ensure that the holding rod 113 continues to rotate after contacting the mounting shaft, the holding rod 113 can drive the clamping portion 103 to pull out the bearing, an external thread is provided outside the holding rod 113, an internal thread matching with the external thread of the holding rod 113 is provided in the mounting hole of the mounting plate 109, and the external thread of the holding rod 113 is in threaded matching with the internal thread of the mounting plate 109.

Further preferably, in order to ensure the abutting effect of the abutting rod 113, one end of the abutting rod 113 close to the bearing is provided with a taper shape so as to be stably abutted and matched with the mounting shaft. Of course, in other embodiments of the present invention, the end of the holding rod 113 may also be set to be cylindrical or other special-shaped shapes, and the embodiments of the present invention are not limited.

The following describes in detail the mounting process and the operation principle of the bearing detaching device 100 according to the embodiment of the present invention:

during the mounting operation of the bearing dismounting device 100, the size of the clamping groove 115 can be determined according to the size of the bearing to be dismounted, that is, the distance between the two clamping blocks 105 is adjusted through the adjusting piece 119, so that the size of the clamping groove 115 formed between the two clamping blocks 105 is matched with the outer diameter size of the bearing. Then, according to the positional relationship of the connecting rod 118 on the grip portion 103, the mounting position of the other end of the connecting rod 118 and the mounting groove 117 is determined so that the connecting rod 118 can be disposed in parallel with the abutting rod 113. Finally, the support rod 113 is screwed into the mounting hole of the mounting plate 109.

When the bearing is removed, the clamping portion 103 is fitted to the outside of the bearing, the side wall of the clamping portion 103 abuts against the side wall of the bearing, the abutting surface 125 of the clamping portion 103 abuts against the bottom wall of the bearing, the mounting shaft passes through the clamping groove 115, and the rotation abutting lever 113 abuts against the end of the mounting shaft. After the mounting shaft is stably abutted to the abutting rod 113, the abutting rod 113 is continuously rotated, so that the clamping mechanism 101 drives the bearing to move along the direction opposite to the rotation direction of the abutting rod 113 under the action of force, and the whole bearing is disassembled.

In the above process, the clamping portion 103 is disposed on the circumferential outer side of the bearing, and the abutting surface 125 can abut against the bottom wall of the bearing, so that the bearing dismounting device 100 applies uniform acting force to the circumferential edge of the bearing through the clamping portion 103 in the process of dismounting the bearing, the bearing can be dismounted from the mounting shaft perfectly under the driving of the abutting rod 113, the integrity of the bearing and the dismounted bearing is ensured, and the service lives of the bearing dismounting device 100 and the bearing are further prolonged.

To sum up, the embodiment of the utility model provides a bearing dismounting device 100, its in-process that can dismantle the bearing is applyed for the even effort of bearing to make the bearing can be intact from installing the epaxial dismantlement of axle, thereby guarantee the integrality of self and the bearing after the dismantlement, and then improve the life of bearing dismounting device 100 and bearing.

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

1. The utility model provides a bearing dismounting device for dismantle the bearing that the epaxial cover of installation was established, its characterized in that includes:

the supporting rod is movably arranged on the mounting plate, the supporting rod is provided with a supporting position close to the movement of the clamping portion and a separating position far away from the movement of the clamping portion, when the supporting rod is located at the supporting position, the supporting rod is configured to tightly support the mounting bearing, so that the supporting rod can drive the clamping mechanism to pull out the bearing from the mounting shaft under the action of external force, and when the supporting rod is located at the separating position, the supporting rod is separated from the mounting shaft.

2. The bearing removal apparatus of claim 1, wherein:

the clamping part comprises two clamping blocks which are oppositely arranged, a clamping groove can be formed between the two clamping blocks, and the inner diameter of the clamping groove is matched with the outer diameter of the bearing so as to clamp the bearing along the circumferential direction of the bearing.

3. The bearing removal apparatus of claim 2, wherein:

each clamping block is provided with an abutting surface, the abutting surface is convexly arranged on the inner side wall of the clamping block and extends towards the central position of the clamping groove, and the abutting surface is used for being abutted and matched with the bottom wall of the bearing when the clamping part clamps the circumferential direction of the bearing.

4. The bearing removal apparatus of claim 2, wherein:

each clamping block is arranged in a semicircular ring shape.

5. The bearing removal apparatus of claim 2, wherein:

the clamping part further comprises two adjusting pieces which are respectively connected and arranged at two ends of the two clamping blocks, the two clamping blocks can be connected through the two adjusting pieces, and the adjusting pieces are used for adjusting the size of the clamping groove.

6. The bearing dismounting device according to any one of claims 1 to 5, wherein:

the fixture still including the interval set up in a plurality of connecting rods of clamping part, the first end of connecting rod with the clamping part is connected, the second end with the mounting panel is connected.

7. The bearing removal apparatus of claim 6, wherein:

the clamping mechanism comprises four connecting rods which are uniformly arranged at intervals.

8. The bearing removal apparatus of claim 6, wherein:

the mounting plate comprises a first mounting part and a plurality of second mounting parts which are arranged on the first mounting part and are in one-to-one correspondence with the connecting rods;

first installation department with support pole clearance fit, be equipped with the mounting groove on the second installation department, the mounting groove is along keeping away from the direction of first installation department extends the setting, the second end of connecting rod passes through the mounting groove with second installation department fixed connection.

9. The bearing dismounting device according to any one of claims 1 to 5, wherein:

the outside of support pole is equipped with the external screw thread, the mounting panel be equipped with the external screw thread complex internal thread of support pole, support the external screw thread of pole with the internal thread screw-thread fit of mounting panel.

10. The bearing removal apparatus of claim 9, wherein:

one end of the supporting rod, which is close to the bearing, is arranged in a conical shape.