CN213541106U

CN213541106U - Bearing seat convenient for taking out interference fit bearing

Info

Publication number: CN213541106U
Application number: CN202022354736.2U
Authority: CN
Inventors: 贾群磊
Original assignee: Tianjin Goode Technology Co ltd
Current assignee: Tianjin Goode Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-06-25
Anticipated expiration: 2030-10-21

Abstract

The utility model provides a bearing frame convenient to take out interference fit bearing, including base, bearing frame body, protecgulum, compress tightly the sealing washer, bearing, liftout plate and rotatory ejection mechanism, bearing frame body below is provided with the base, has seted up the mounting groove in the bearing frame body, and spacing spout has been seted up in the mounting groove left side, installs the liftout plate from a left side to the right side in proper order in the mounting groove, bearing and compress tightly the sealing washer, and the protecgulum is installed to bearing frame body right-hand member, is provided with ejection mechanism in the spacing spout, the utility model discloses the mode of taking out is simple laborsaving, only needs to rotate the box spanner cover on the hexagonal piece and can take out the bearing, and can not cause the damage of bearing and bearing frame, and the practicality is high, the utility model discloses a compress tightly the sealing washer can with the bearing.

Description

Bearing seat convenient for taking out interference fit bearing

Technical Field

The utility model relates to a bearing frame field especially relates to a bearing frame convenient to take out interference fit bearing.

Background

The bearing seat is a device for supporting a bearing, a support point is required to be arranged where the bearing exists, an inner support point of the bearing is a shaft, an outer support is a common bearing seat, an outer ring of the bearing is generally arranged in the bearing seat through interference fit, and then a rotatable shaft is arranged in an inner ring of the bearing.

The condition that the damage needs to be changed can appear in the long-time use of bearing in the current bearing frame, but the bearing passes through interference fit and installs in the bearing frame, and radial pressure is very big between it, causes the frictional force between bearing inner race and the bearing frame just very big, and is very inconvenient when taking out, if take out the bearing by force then can cause the damage of bearing or bearing frame, causes economic loss.

Disclosure of Invention

According to the technical problem, the utility model provides a bearing seat convenient to take out interference fit bearing, its characterized in that includes base, bearing seat body, protecgulum, compression seal circle, bearing, liftout plate and rotatory ejection mechanism, be provided with the base below the bearing seat body, set up the mounting groove in the bearing seat body, spacing spout has been seted up on the left of the mounting groove, liftout plate, bearing and compression seal circle are installed from left to right in proper order in the mounting groove, the bearing seat body right-hand member is installed the protecgulum, be provided with ejection mechanism in the spacing spout;

the front cover is fixed at the right end of the bearing seat body through a bolt, a shaft mounting hole is formed in the center of the front cover, the left end of the compression sealing ring abuts against the bearing, and the right end of the compression sealing ring abuts against the front cover;

the rotary ejection mechanism is composed of a screw rod, an ejection block and an ejection rod, the screw rod is transversely arranged in the center of a limiting sliding groove, the left end of the screw rod extends out of a bearing seat body and is provided with a hexagonal block, the right end of the screw rod is arranged inside the limiting sliding groove and is fixed through a supporting shaft sleeve, the supporting shaft sleeve is arranged on the inner wall of the limiting sliding groove, the ejection block is slidably arranged in the limiting sliding groove, a threaded hole is formed in the center of the ejection block, the ejection block is arranged on the screw rod through a threaded hole, the ejection rod is arranged on the right side of the ejection block, the ejection rod and the ejection block are of an integrated structure, and the right end of the ejection rod is abutted to the left side.

The utility model has the advantages that:

the utility model discloses a be provided with ejection mechanism, when the bearing in the bearing frame needs to be changed, open the protecgulum and take out compressing seal circle, then overlap box spanner on hexagonal piece and twist and move the drive screw rod and rotate, the screw rod drives ejecting piece and moves to the right side under the limiting displacement of spacing spout, and drive ejector pin and remove promotion liftout plate to the right side, the liftout plate slowly is ejecting to the outside of the mounting groove of bearing frame with the bearing, can take out interference fit's bearing, this kind of mode of taking out is simple laborsaving, only need to overlap box spanner and rotate on hexagonal piece and can take out the bearing, and can not cause the damage of bearing and bearing frame, the practicality is high, the utility model discloses a compressing seal circle can compress tightly the bearing that stabilizes in the mounting groove, prevent to rock the stability of influence axle about the bearing course of work.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the front view of the present invention;

fig. 3 is a right side view of the present invention;

fig. 4 is a left side view of the present invention.

As shown in the figure: the bearing comprises a base 1, a bearing seat body 2, a front cover 3, a compression sealing ring 4, a bearing 5, an ejector plate 6, a mounting groove 7, a limiting sliding groove 8, a mounting hole 9, a screw rod 10, an ejector block 11, an ejector rod 12, a hexagonal block 13 and a supporting shaft sleeve 14.

Detailed Description

Example 1

The utility model provides a bearing 5 seat convenient to take out interference fit bearing 5, its characterized in that includes base 1, bearing frame body 2, protecgulum 3, compress tightly sealing washer 4, bearing 5, liftout plate 6 and rotatory ejection mechanism, bearing frame body 2 below is provided with base 1, bearing frame body 2 has seted up mounting groove 7 in, mounting groove 7 has seted up spacing spout 8 in the left side, liftout plate 6, bearing 5 and compress tightly sealing washer 4 are installed from a left side to the right side in proper order in mounting groove 7, bearing frame body 2 right-hand member is installed protecgulum 3, be provided with ejection mechanism in the spacing spout 8;

the front cover 3 is fixed at the right end of the bearing seat body 2 through a bolt, a shaft mounting hole 9 is formed in the center of the front cover 3, the left end of the compression sealing ring 4 abuts against the bearing 5, and the right end of the compression sealing ring 4 abuts against the front cover 3;

rotatory ejection mechanism is by screw rod 10, ejecting piece 11 and ejector pin 12 are constituteed, screw rod 10 transversely sets up in 8 central authorities of spacing spout, the screw rod 10 left end stretches out the bearing frame body 2 and outside and be provided with hexagonal piece 13, the screw rod 10 right-hand member sets up inside spacing spout 8 and fixed through supporting axle sleeve 14, supporting axle sleeve 14 is installed on the inner wall of spacing spout 8, slidable mounting has ejecting piece 11 in the spacing spout 8, ejecting piece 11 central authorities seted up the screw hole, ejecting piece passes through the screw hole and installs on screw rod 10, ejecting piece 11 right side is provided with ejector pin 12, ejector pin 12 and ejecting piece 11 structure as an organic whole, ejector pin 12 right-hand member supports on the left surface of ejector plate 6.

Example 2

When the utility model is used, the bearing 5 of the utility model is arranged in the mounting groove 7 of the bearing seat body 2 by interference fit, and is fixed in the mounting groove 7 by the front cover 3, the shaft is arranged in the inner ring of the bearing 5 by the mounting hole 9 of the front cover 3, the compression seal ring 4 is arranged between the front cover 3 and the bearing 5, the condition that the stability of the shaft is affected by the left-right shaking of the bearing 5 in the working process is prevented, when the bearing 5 needs to be replaced and the bearing 5 is taken out, the bolt is firstly unscrewed to take off the front cover 3, the compression seal ring 4 is taken out, the sleeve head of the sleeve wrench is sleeved on the hexagonal block 13 and the wrench is rotated, the sleeve wrench drives the screw rod 10 to rotate by the hexagonal block 13, the screw rod 10 drives the ejection block 11 to move to the right under the limit action of the limit chute 8, the ejection block 11 drives the ejection rod 12 to move to the right side and extrud, the ejector plate 6 pushes the bearing 5 to slide to the right side in the mounting groove 7, the bearing 5 is finally pushed out from the right side of the mounting groove 7, so that the bearing 5 is taken out, the screw rod 10 is in transmission force, the outer ring of the bearing 5 is enough to overcome the friction force between the outer ring and the bearing 5 seat, the outer ring is moved to the outer side, the practicability is high, the screw rod 10 can be screwed through a socket wrench, the force arm can be increased, and the bearing 5 can be taken out more laborsavingly.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A bearing seat convenient for taking out an interference fit bearing is characterized by comprising a base, a bearing seat body, a front cover, a compression sealing ring, a bearing, an ejector plate and a rotary ejection mechanism, wherein the base is arranged below the bearing seat body;

the left end of the compression sealing ring abuts against the bearing, and the right end of the compression sealing ring abuts against the front cover;

the rotary ejection mechanism is composed of a screw rod, an ejection block and an ejection rod, the screw rod is transversely arranged in the center of a limiting sliding groove, the left end of the screw rod extends out of the bearing seat body and is provided with a hexagonal block, the ejection block is slidably arranged in the limiting sliding groove, the center of the ejection block is provided with a threaded hole, the ejection block is arranged on the screw rod through a threaded hole, the right side of the ejection block is provided with the ejection rod, and the right end of the ejection rod abuts against the left side face of an ejection plate.

2. The bearing seat convenient for taking out an interference fit bearing as claimed in claim 1, wherein the front cover is fixed at the right end of the bearing seat body through a bolt.

3. The bearing seat convenient to take out an interference fit bearing as claimed in claim 1, wherein a shaft mounting hole is formed in the center of the front cover.

4. The bearing seat convenient to take out interference fit bearing of claim 1, characterized in that the right end of the screw rod is arranged inside the limit sliding groove and fixed through a support shaft sleeve, and the support shaft sleeve is installed on the inner wall of the limit sliding groove.

5. The bearing seat for facilitating the removal of an interference fit bearing according to claim 1, wherein the ejector rod and the ejector block are of an integral structure.