CN214888341U - Novel PEEK high performance slide bearing - Google Patents

Abstract

The utility model discloses a novel PEEK high performance slide bearing relates to bearing assembly technical field, including bearing main part, positioning mechanism and lubricated mechanism, bearing main part's shape is the cylinder, positioning mechanism includes two axle bushes, two constant head tanks, two spacing grooves, two location heads, two supporting spring, two slide opening, two support the pole, two press the clamp plate and two reset spring, two the equal sliding connection of axle bush is in bearing main part, and two the axle bush combination forms a cylinder section of thick bamboo, two the inner circle in bearing main part is seted up to the constant head tank symmetry. The utility model discloses in, through positioning mechanism and lubricated mechanism's cooperation, solved current axle bush because of most fixed connection in the bearing, lead to inconvenient maintenance or the problem of changing the axle bush, realized fast with the axle bush steady fixed position bearing in with dismantle the effect of axle bush fast, can prevent that lubricating oil from taking place the problem of leaking simultaneously.

Description

Novel PEEK high performance slide bearing

Technical Field

The utility model relates to a bearing assembly technical field especially relates to a novel PEEK high performance slide bearing.

Background

The sliding bearing is very similar in design to a rolling bearing except that it does not use a ball bearing when sliding. If they are cylindrical, they are commonly referred to as bushings. The bushing may be of metal or plastic material, even air; the bearing bush is one of important components of the sliding bearing, is a part of the sliding bearing, which is contacted with a journal, is in a bush-shaped semi-cylindrical surface, is very smooth, is generally made of wear-resistant materials such as bronze, antifriction alloy and the like, can be made of wood, engineering plastics or rubber under special conditions, and is in clearance fit with the journal and generally does not rotate along with the shaft.

The radial sliding bearing in the prior art has the advantages that the sliding bearing cannot well perform a water lubricating effect, water cannot uniformly cover the sliding bearing to perform the lubricating effect, and the heat dissipation effect of the sliding bearing is relatively poor.

The prior patent (publication number: CN211852495U) discloses a water-lubricated radial sliding bearing, wherein a connecting pipe at one side of a water injection disc can be inserted into a water inlet hole through a water injection disc, a bearing bush and a water outlet hole, and then the connecting pipe is discharged through the water outlet hole and enters the outside of a sliding pipe of the sliding bearing, and the bearing bush can completely surround the outside of the sliding bearing, so that the sliding bearing can well perform a water lubrication function; through the intercommunicating pore and the intercommunication groove that set up, the intercommunicating pore can water pass through slide bearing smoothly, and the intercommunication groove makes the intercommunicating pore communicate simultaneously, can make water play the lubrication action to even cover in slide bearing's outside, can increase the radiating effect to slide bearing simultaneously.

However, a radial sliding bearing with water lubrication of the above design has some disadvantages in practical applications: bearing like the above-mentioned design, the joint inslot does not set up limit structure, make the joint piece peg graft at the joint inslot unable steady state that remains all the time, thereby make the axle bush take place the problem of skew at the during operation easily, current most axle bush on the market is fixed connection in the bearing, because the bearing uses the back for a long time, the condition of wearing and tearing can appear in the axle bush of its interior, so current axle bush is not convenient for change and maintain, and the bearing of above-mentioned design uses water to lubricate, because the lubricity of water does not have lubricating oil effectual, so above-mentioned bearing is lubricated effect not good in the application of reality, thereby the problem of burning tile can take place, for this reason, we have designed a novel PEEK high performance slide bearing and have been used for solving the problem that the aforesaid appears.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel PEEK high performance slide bearing has solved current axle bush because of most fixed connection in the bearing, leads to inconvenient maintenance or the problem of changing the axle bush, has realized fast with the effect of axle bush steady fixed position bearing in with dismantle the axle bush fast, can prevent simultaneously that lubricating oil from taking place the problem of leaking.

In order to solve the technical problem, the utility model provides a novel PEEK high-performance sliding bearing, which comprises a bearing main body, a positioning mechanism and a lubricating mechanism, wherein the bearing main body is in the shape of a cylinder;

the positioning mechanism comprises two bearing bushes, two positioning grooves, two limiting grooves, two positioning heads, two supporting springs, two sliding holes, two abutting rods, two pressing plates and two reset springs, wherein the two bearing bushes are slidably connected in the bearing main body and combined to form a cylindrical barrel, the two positioning grooves are symmetrically formed in the inner ring of the bearing main body, the two limiting grooves are respectively formed in one side of the two bearing bushes, which are opposite to each other, the bearing bushes and the positioning grooves are positioned on the same vertical line, the two positioning heads are respectively slidably connected in the two limiting grooves, the two supporting springs are respectively fixedly connected to one side, which is opposite to the two positioning heads, of the supporting springs, the other ends of the supporting springs are fixedly connected in the limiting grooves, the two sliding holes are symmetrically formed in the bearing main body and are communicated with the positioning grooves, the two abutting rods are respectively slidably connected in the two sliding holes, the outer ring of the bearing main body is symmetrically provided with two mounting grooves, the two pressing plates are respectively connected in the two mounting grooves in a sliding manner, the opposite ends of the two pressing plates are respectively fixedly connected with the opposite ends of the two abutting rods, the two return springs are respectively sleeved on the two abutting rods, one end of each return spring is fixedly connected with one side of each pressing plate, the other end of each return spring is fixedly connected in the mounting groove, one bearing bush drives the two clamping heads to be inserted into the sliding grooves, then the two bearing bushes are inserted into the inner ring of the bearing main body, the positioning head abuts against the inner ring of the bearing main body in the process, the positioning head can compress the supporting spring to slide in the limiting groove, when the bearing bush is completely inserted into the bearing main body, the supporting spring can insert the positioning head into the positioning groove due to the self elasticity, the pressing plates are pressed to compress the return springs and drive the abutting rods to vertically move, the bearing bush fixing device has the advantages that the supporting rod pushes the positioning head to push the positioning head out of the positioning groove, the bearing bush can be detached from the inner ring of the bearing main body, the problem that the existing bearing bush is inconvenient to maintain or replace due to the fact that most of the bearing bushes are fixedly connected in the bearing is solved, and the effect that the bearing bush is quickly fixed in the bearing and quickly detached is achieved.

Preferably, lubricating mechanism includes four oil seals cover and four oiling groove, four oil seal cover symmetry fixed connection is respectively at the front and back both ends of the relative one side of two axle bushes, four oiling groove symmetry fixed connection is respectively at the inner circle of two axle bushes, through pouring into lubricating oil into oiling groove in, lubricating oil can slowly flow and form the lubricating oil film between axle bush and axle journal through oiling groove afterwards, then the cooperation is sealed oil cover, can seal lubricating oil film between axle bush and axle journal, prevents that lubricating oil from taking place to leak and leading to the problem that the axle bush burns the tile.

Preferably, two equal symmetry in the relative one side of location head has seted up two fixed slots, two equal symmetrical fixedly connected with of spacing inslot dead lever, dead lever sliding connection can carry on spacingly to the displacement distance of location head in the fixed slot through setting up dead lever and fixed slot, and when the dead lever slided into in the fixed slot most terminal, the location head just slided out in the constant head tank this moment.

Preferably, the outer surface of the pressing plate is provided with anti-slip lines, thereby helping to solve the problem of slipping.

Preferably, the top of one of the bearing bushes is symmetrically and fixedly connected with two clamping joints, the bottom of the other one of the bearing bushes is symmetrically provided with two sliding ports, the clamping joints are slidably connected in the sliding ports, and the two bearing bushes can be quickly assembled into a cylindrical barrel through the matching of the clamping joints and the sliding ports, so that the bearing bushes can be conveniently assembled on the inner ring of the bearing main body.

Preferably, the inner ring of the bearing main body is fixedly connected with a copper sheet, the copper sheet is abutted against the outer surface of the bearing bush, and the copper sheet has good heat absorption performance, so that heat dissipation in the bearing is facilitated.

Preferably, the bearing bush is made of polyether-ether-ketone, and the bearing bush is made of polyether-ether-ketone, so that the lubricating property and the durability of the bearing bush can be improved due to the fact that the polyether-ether-ketone is a special engineering plastic with excellent properties such as high temperature resistance, self-lubrication, easiness in processing and high mechanical strength.

Compared with the prior art, the utility model provides a pair of novel PEEK high performance slide bearing has following beneficial effect:

1. in the utility model, one of the bearing bushes drives the two clamping heads to be inserted into the sliding port, then the two bearing bushes are inserted into the inner ring of the bearing main body, the positioning head can be abutted against the inner ring of the bearing main body in the process, then the positioning head can compress the supporting spring to slide in the limiting groove, when the bearing bush is completely inserted into the bearing main body, the supporting spring can insert the positioning head into the positioning groove due to self elasticity, the pressing plate is pressed to compress the reset spring and drive the abutting rod to vertically move, so that the abutting rod pushes the positioning head to push the positioning head out of the positioning groove, and the bearing bush can be disassembled from the inner ring of the bearing main body, thereby solving the problem that the prior bearing bush is inconvenient to maintain or replace because most of being fixedly connected in the bearing, realizing the effect of quickly stabilizing the bearing bush in the positioning bearing and quickly disassembling the bearing bush, wherein the material of the bearing bush is polyether ether ketone, the polyether-ether-ketone is a special engineering plastic with excellent performances of high temperature resistance, self-lubrication, easy processing, high mechanical strength and the like, so that the lubricating property and the durability of the bearing bush can be improved.

2. The utility model discloses in, through pouring into lubricating oil into the oiling groove in, lubricating oil can slowly flow and form the lubricating oil film between axle bush and axle journal through the oiling groove afterwards, then the cooperation seals the oil jacket, can seal the lubricating oil film between axle bush and axle journal, prevent that lubricating oil from taking place to leak and leading to the problem that the axle bush burns out the tile, through setting up dead lever and fixed slot, can carry on spacingly to the displacement distance of location head, when the dead lever slides in the fixed slot when the end is the most, the location head roll-off constant head just at this moment in the constant head tank, through the cooperation of joint and sliding port, can make two axle bushes constitute a cylinder section of thick bamboo fast, be convenient for assemble the axle bush in bearing main part inner circle.

Drawings

FIG. 1 is a schematic structural view of the exterior of a novel PEEK high performance sliding bearing;

FIG. 2 is a schematic structural diagram of the interior of a bush of a novel PEEK high-performance sliding bearing;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Reference numbers in the figures: 1. a bearing body; 2. bearing bushes; 3. positioning a groove; 4. a limiting groove; 5. positioning the head; 6. a support spring; 7. a slide hole; 8. a support rod; 9. a pressing plate; 10. a return spring; 11. sealing an oil sleeve; 12. and an oil injection groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 4, a novel PEEK high performance sliding bearing comprises a bearing main body 1, a positioning mechanism and a lubricating mechanism, wherein the bearing main body 1 is in the shape of a cylinder;

the positioning mechanism comprises two bearing bushes 2, two positioning grooves 3, two limiting grooves 4, two positioning heads 5, two supporting springs 6, two sliding holes 7, two abutting rods 8, two pressing plates 9 and two reset springs 10, wherein the two bearing bushes 2 are both connected in the bearing main body 1 in a sliding manner, the two bearing bushes 2 are combined to form a cylindrical barrel, the two positioning grooves 3 are symmetrically arranged on the inner ring of the bearing main body 1, the two limiting grooves 4 are respectively arranged on the opposite sides of the two bearing bushes 2, the bearing bushes 2 and the positioning grooves 3 are positioned on the same vertical line, the two positioning heads 5 are respectively connected in the two limiting grooves 4 in a sliding manner, the two supporting springs 6 are respectively and fixedly connected on the opposite sides of the two positioning heads 5, the other ends of the supporting springs 6 are fixedly connected in the limiting grooves 4, the two sliding holes 7 are symmetrically arranged in the bearing main body 1, and the sliding holes 7 are communicated with the positioning grooves 3, two abutting rods 8 are respectively connected in two sliding holes 7 in a sliding manner, two mounting grooves are symmetrically formed in the outer ring of the bearing main body 1, two pressing plates 9 are respectively connected in the two mounting grooves in a sliding manner, the opposite ends of the two pressing plates 9 are respectively fixedly connected with the opposite ends of the two abutting rods 8, two reset springs 10 are respectively sleeved on the two abutting rods 8, one ends of the reset springs 10 are fixedly connected with one sides of the pressing plates 9, the other ends of the reset springs 10 are fixedly connected in the mounting grooves, one of the bearing bushes 2 drives two clamping joints to be inserted into the sliding grooves, then the two bearing bushes 2 are inserted into the inner ring of the bearing main body 1, in the process, the positioning head 5 is abutted against the inner ring of the bearing main body 1, then the positioning head 5 compresses the supporting spring 6 to slide in the limiting groove 4, when the bearing bush 2 is completely inserted into the bearing main body 1, the supporting spring 6 can insert the positioning head 5 into the positioning groove 3 due to the self elasticity, according to pressing the clamp plate 9, make press clamp plate 9 compression reset spring 10 and drive and support 8 vertical removal of pole for support pole 8 promote the positioning head 5 push out constant head tank 3 with positioning head 5 outside, can dismantle axle bush 2 from 1 inner circle of bearing main part and solved current axle bush 2 because of most fixed connection in the bearing, lead to inconvenient maintenance or change the problem of axle bush 2, realized fast with in the 2 steady fixed position bearings of axle bush and quick dismantlement axle bush 2's effect.

Second embodiment, on the basis of first embodiment, lubricated mechanism includes four oil seal cover 11 and four oiling groove 12, four oil seal cover 11 symmetry fixed connection respectively are at the front and back both ends of two relative one sides of axle bush 2, four oiling groove 12 symmetry fixed connection respectively are at the inner circle of two axle bush 2, through pouring lubricating oil into oiling groove 12 in, lubricating oil can slowly flow and form the lubricating oil film between axle bush 2 and axle journal through oiling groove 12 afterwards, then cooperate oil seal cover 11, can seal the lubricating oil film between axle bush 2 and axle journal, prevent that lubricating oil from taking place to leak and leading to the problem that axle bush 2 burns out the tile.

Third embodiment, on the basis of first embodiment, two fixed slots have been seted up to two equal symmetries in one side that the location head 5 is relative, two dead levers of equal symmetrical fixedly connected with in two spacing grooves 4, dead lever sliding connection in the fixed slot, through setting up dead lever and fixed slot, can carry on spacingly to the displacement distance of location head 5, when the dead lever slides in the fixed slot when terminal, the location head 5 just roll-off constant head tank 3 this moment.

Fourth embodiment, on the basis of first embodiment, the surface of pressing board 9 is provided with anti-skidding line, can increase personnel's hand and the frictional force of pressing board 9 to help solving the problem of skidding.

Fifth, on the basis of the first embodiment, two clamping joints are symmetrically and fixedly connected to the top of one of the bearing bushes 2, two sliding openings are symmetrically formed in the bottom of the other bearing bush 2, the clamping joints are slidably connected in the sliding openings, and the two bearing bushes 2 can be quickly assembled into a cylindrical barrel through the matching of the clamping joints and the sliding openings, so that the bearing bushes 2 can be conveniently assembled on the inner ring of the bearing main body 1.

Sixth, on the basis of the first embodiment, the inner ring of the bearing body 1 is fixedly connected with a copper sheet, and the copper sheet is abutted against the outer surface of the bearing bush 2.

In the seventh embodiment, based on the first embodiment, the material of the bearing bush 2 is polyetheretherketone, and the bearing bush 2 is made of polyetheretherketone, which is a special engineering plastic with excellent properties such as high temperature resistance, self-lubrication, easy processing, and high mechanical strength, and thus, the lubricity and durability of the bearing bush 2 can be improved.

The working principle is as follows:

when the bearing shell 2 needs to be firmly assembled in the bearing main body 1:

the first step is as follows: firstly, one of the bearing bushes 2 drives two clamping joints to be inserted into the sliding port;

the second step is that: then, the two bearing bushes 2 are inserted into the inner ring of the bearing main body 1, the positioning head 5 can be abutted against the inner ring of the bearing main body 1 in the process, then the positioning head 5 can compress the supporting spring 6 to slide in the limiting groove 4, and when the bearing bushes 2 are completely inserted into the bearing main body 1, the supporting spring 6 can insert the positioning head 5 into the positioning groove 3 due to the elasticity of the supporting spring 6, so that the bearing bushes 2 can be assembled in the inner ring of the bearing main body 1;

the third step: if the bearing bush 2 needs to be detached and replaced, the pressing plate 9 is pressed, the pressing plate 9 compresses the return spring 10 and drives the abutting rod 8 to vertically move, the abutting rod 8 pushes the positioning head 5 to push the positioning head 5 out of the positioning groove 3, and the bearing bush 2 can be detached from the inner ring of the bearing main body 1.

When lubricating oil needs to be injected:

lubricating oil is injected into the oil filling groove 12, then the lubricating oil slowly flows between the bearing bush 2 and the shaft neck through the oil filling groove 12 to form a lubricating oil film, and then the lubricating oil film is sealed between the bearing bush 2 and the shaft neck by matching with the oil sealing sleeve 11, so that the problem that the bearing bush 2 is burned due to the leakage of the lubricating oil is prevented.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A novel PEEK high performance slide bearing, characterized in that includes: the bearing comprises a bearing main body (1), a positioning mechanism and a lubricating mechanism, wherein the bearing main body (1) is in a cylinder shape;

the positioning mechanism comprises two bearing bushes (2), two positioning grooves (3), two limiting grooves (4), two positioning heads (5), two supporting springs (6), two sliding holes (7), two abutting rods (8), two pressing plates (9) and two reset springs (10), wherein the two bearing bushes (2) are both connected in the bearing main body (1) in a sliding mode, the two bearing bushes (2) are combined to form a cylindrical barrel, the two positioning grooves (3) are symmetrically arranged on the inner ring of the bearing main body (1), the two limiting grooves (4) are respectively arranged on the opposite sides of the two bearing bushes (2), the bearing bushes (2) and the positioning grooves (3) are located on the same vertical line, the two positioning heads (5) are respectively connected in the two limiting grooves (4) in a sliding mode, and the two supporting springs (6) are respectively fixedly connected to the opposite sides of the two positioning heads (5), the other end of the supporting spring (6) is fixedly connected in the limiting groove (4), the sliding holes (7) are symmetrically arranged in the bearing main body (1), the sliding holes (7) are communicated with the positioning groove (3), the two supporting rods (8) are respectively and slidably connected in the two sliding holes (7), the outer ring of the bearing main body (1) is symmetrically provided with two mounting grooves, the two pressing plates (9) are respectively and slidably connected in the two mounting grooves, the two opposite ends of the pressing plates (9) are respectively and fixedly connected with the opposite ends of the two supporting rods (8), the two reset springs (10) are respectively sleeved on the two supporting rods (8), one ends of the reset springs (10) are fixedly connected on one side of the pressing plates (9), and the other ends of the reset springs (10) are fixedly connected in the mounting grooves.

2. A novel PEEK high-performance sliding bearing according to claim 1, wherein the lubrication mechanism comprises four oil sealing sleeves (11) and four oil injection grooves (12), the four oil sealing sleeves (11) are symmetrically and fixedly connected to the front and rear ends of the opposite side of the two bearing shells (2), respectively, and the four oil injection grooves (12) are symmetrically and fixedly connected to the inner rings of the two bearing shells (2), respectively.

3. The PEEK high-performance sliding bearing of claim 1, wherein two fixing grooves are symmetrically formed on opposite sides of the two positioning heads (5), and two fixing rods are symmetrically and fixedly connected in the two limiting grooves (4), and the fixing rods are slidably connected in the fixing grooves.

4. A new PEEK high performance plain bearing according to claim 1, characterized in that the outer surface of the pressing plate (9) is provided with anti-slip lines.

5. The PEEK high-performance sliding bearing of claim 1, wherein two snap joints are symmetrically and fixedly connected to the top of one of the bearing shells (2), two sliding openings are symmetrically formed in the bottom of the other bearing shell (2), and the snap joints are slidably connected in the sliding openings.

6. A new PEEK high performance plain bearing according to claim 1, characterized in that the inner ring of the bearing body (1) is fixedly connected with a copper sheet, which is against the outer surface of the bearing shell (2).

7. A new PEEK high performance plain bearing according to claim 1, characterized in that the material of the bush (2) is PEEK.

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