CN114227204A

CN114227204A - Just, tear formula oilless bearing's location auxiliary device open

Info

Publication number: CN114227204A
Application number: CN202111386680.1A
Authority: CN
Inventors: 杭志明; 杭新峰
Original assignee: Jiaxing Wuzhou Bearing Technology Co ltd
Current assignee: Jiaxing Wuzhou Bearing Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-03-25

Abstract

The invention relates to the field of positioning devices, in particular to a positioning auxiliary device of a conveniently-disassembled oilless bearing, which comprises a mounting plate and a controller, wherein four corners of the mounting plate are symmetrically provided with four positioning holes, and the positioning auxiliary device also comprises a clamping mechanism and an aligning mechanism, the aligning mechanism comprises a placing table, an adjusting component and four arc-shaped top block clamping mechanisms, the four arc-shaped top block clamping mechanisms are arranged at the top of the mounting plate and are used for fixing an outer cylinder, the clamping mechanism comprises a driving component, two sliding components and two trapezoidal clamping jaws, the driving component is arranged at the top of the mounting plate, the two sliding components are symmetrically arranged at two ends of the top of the mounting plate, each trapezoidal clamping jaw is fixedly arranged on one sliding component, and the driving component is electrically connected with the controller. The burden of later maintenance and the use cost are reduced.

Description

Just, tear formula oilless bearing's location auxiliary device open

Technical Field

The invention relates to the field of positioning devices, in particular to a positioning auxiliary device of a conveniently-disassembled oilless bearing.

Background

The oilless bearing is a novel lubricated bearing with the characteristics of both a metal bearing and an oilless lubricated bearing, a metal matrix bears load, and a solid lubricating material with a special formula plays a lubricating role. The oil film has the characteristics of high bearing capacity, impact resistance, high temperature resistance, strong self-lubricating capacity and the like, is particularly suitable for occasions which are difficult to lubricate and form oil films, such as heavy load, low speed, reciprocation or swing and the like, and is not easy to be affected by water flushing and erosion and flushing of other acid liquid.

The oilless bearing generally comprises an outer cylinder, an inner sleeve and a solid lubricating material stored on the inner sleeve, wherein the inner sleeve is generally made of metal copper, and a plurality of through holes are formed in the inner sleeve, so that the solid lubricating material is conveniently coated on the inner sleeve.

The existing assembly device of the oilless bearing has the following defects:

1. generally, a bearing is placed on a positioning device by a worker, and whether an inner sleeve and an outer cylinder of the oilless bearing are located on the same axis or not is observed by naked eyes, namely, the inner sleeve and the outer cylinder are centered by the naked eyes, so that errors are easily caused, the assembly precision is influenced, and the assembly efficiency is reduced.

2. The existing positioning auxiliary device is usually of an integrated structure and is inconvenient to disassemble, when internal parts are damaged, the positioning auxiliary device is inconvenient to disassemble and maintain, and the whole positioning part is directly required to be abandoned, so that great waste is caused.

Disclosure of Invention

The invention aims to provide a positioning auxiliary device of a conveniently-disassembled oilless bearing.

In order to achieve the purpose, the invention adopts the following technical scheme:

provides a positioning auxiliary device of a conveniently-disassembled oilless bearing, which comprises a mounting plate and a controller, wherein the mounting plate is of a rectangular structure, the controller is arranged at the top of the mounting plate, four positioning holes are symmetrically arranged at four corners of the mounting plate,

still include fixture and centering mechanism, centering mechanism establishes at the top of mounting panel in order to be used for the heart urceolus, centering mechanism is including placing the platform, adjusting part and four arc kicking blocks, place the platform and pass through the bracing piece fixed establishment at the top center of mounting panel, adjusting part establishes the inside at placing the platform, equidistant setting at the top of placing the platform of four arc kicking blocks, and every arc kicking block all with place a sliding connection, fixture establishes at the top of mounting panel in order to be used for fixed urceolus, fixture includes drive assembly, two slip subassemblies and two trapezoidal clamping jaws, drive assembly establishes the top at the mounting panel, two slip subassemblies are the symmetry and set up the top both ends at the mounting panel, every trapezoidal clamping jaw is all fixed to be established on a slip subassembly, drive assembly and controller electric connection.

Further, every slip subassembly all includes the slider, installation piece and two inserted bars, the slider slides and establishes the top at the mounting panel, it is the symmetry on the inner wall of slider to be provided with two jacks, every inserted bar all inserts the inside of establishing at a jack, the installation piece is fixed to be established between two inserted bars, the below of every jack all link up and is equipped with the spout, the inside of spout is the vertical expanding spring that is equipped with, the fixed trapezoidal hasp that is equipped with in top of expanding spring, be equipped with on the circumferencial direction's of inserted bar and supply trapezoidal hasp male catching groove.

Furthermore, insert between two spouts and be equipped with the depression bar, the depression bar all laminates with every expanding spring's outer wall, is equipped with the spacing groove that prevents the depression bar aversion on the inner wall of slider, and the one end of push rod is fixed and is equipped with the shifting block.

Further, drive assembly includes servo motor, gear and two racks, and every rack is all fixed to be established on the one end outer wall of slider, and two racks are dislocation arrangement from top to bottom, and servo motor fixes to be established at the top of mounting panel, and the gear sleeve is established on its output, and two racks all are connected with gear engagement, and the mounting panel is close to the fixed limiting plate that is equipped with of top one end of gear, and every rack all is connected with limiting plate sliding connection, and servo motor is connected with the controller electricity.

Furthermore, the limiting plate is provided with two buffer springs in a symmetrical mode on the outer wall of the end, away from the gear, of the limiting plate, and one end, away from the limiting plate, of each buffer spring is fixedly connected with the outer wall of one sliding block.

Furthermore, each trapezoidal clamping jaw is fixedly connected with one installation block through a bolt, a plurality of gaskets are arranged on the inner wall of each trapezoidal clamping jaw at equal intervals, and an arc-shaped groove is formed in the surface of each gasket.

Further, the adjusting part includes adjust knob, four connecting rods and four spacing springs, the rotatable setting of adjust knob is on the outer wall of bracing piece, the bottom of every arc type kicking block is all fixed and is equipped with the draw runner, every connecting rod is all articulated to be set up between adjust knob's top one end and the bottom of a slider, it dodges the groove and four gliding spacing grooves of slider to be equipped with on the inner wall of placing the platform and to supply four connecting rod rotations, every spacing spring all establishes the inside at a spacing groove, and the outer wall of the inner wall of every spacing groove and every draw runner respectively with a spacing spring's both ends fixed connection.

Furthermore, the outer wall of each sliding block is provided with a slot which is convenient for the shifting block to adjust.

Furthermore, the top of mounting panel is the symmetry and is provided with four slide rails, and every slider all with two slide rail sliding connection.

The invention has the beneficial effects that:

1. according to the invention, through designing the centering mechanism, namely the placing table, the adjusting assembly and the four arc-shaped top blocks, after the inner sleeve of the oilless bearing is vertically placed at the top of the placing table, the adjusting assembly drives the four arc-shaped top blocks to tightly abut against the inner wall of the inner sleeve, and meanwhile, the inner sleeve and the outer cylinder of the oilless bearing can be automatically centered by matching with two trapezoidal clamping jaws approaching at a constant speed, so that excessive manual intervention is not needed, the assembling precision is improved compared with the observation through naked eyes, and the positioning efficiency is favorably improved.

2. According to the invention, the trapezoidal clamping jaw is connected with the mounting block through the bolt, the insertion rod is inserted with the slider in a buckling manner, and the four positioning holes are formed in the mounting plate, so that the quick disassembly and assembly of most structures of the positioning auxiliary device can be realized.

3. According to the invention, through designing the trapezoidal lock catch, the catching groove, the telescopic spring, the pressure rod and the shifting block, the quick disassembly of the inserted rod and the sliding block can be realized, the quick disassembly of the clamping assembly is favorably realized, meanwhile, although the inserted rod can be easily pulled out, the inserted rod can not be shifted when the inner sleeve is clamped, specifically, the trapezoidal lock catch is of a structure with a narrow left part and a wide right part, and one end of the trapezoidal lock catch, which is close to the top of the mounting block, is the highest point of an oblique angle, namely when the trapezoidal clamping jaw tightly supports the inner sleeve, the pressure applied to the trapezoidal lock catch by the catching groove can be directly offset, so that the trapezoidal lock catch and the telescopic spring at the bottom of the trapezoidal lock catch can not be contracted, the clamping jaw can not be shifted when clamping the inner sleeve, the unidirectional locking is realized, the clamping operation can not be influenced when the convenient disassembly is realized, and the practicability and the stability of the device are improved.

4. According to the invention, by designing the two trapezoidal clamping jaws, each trapezoidal clamping jaw is of a structure with a narrow inner part and a wide outer part, so that when the other trapezoidal clamping jaw is matched, the inner sleeves of oilless bearings with different diameters can be clamped, the positioning requirements of the oilless bearings with different diameters can be met, and the flexibility of the device is improved.

5. According to the invention, by designing the buffer spring, the trapezoidal clamping jaw can be ensured to approach the inner sleeve on the placing table at a constant speed, the inner sleeve is prevented from being damaged due to overlarge clamping force or speed, the product protection effect is achieved, and the positioning quality is further improved.

6. According to the invention, the four positioning holes are designed on the mounting plate, so that the mounting plate and the workbench can be conveniently and rapidly mounted, the positioning auxiliary device can be conveniently matched with the assembly equipment of the oilless bearing, and the convenience is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments of the present invention are briefly described below.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at B;

FIG. 4 is a top view of the present invention;

FIG. 5 is a perspective view of the sliding assembly of the present invention;

FIG. 6 is an enlarged view at C of FIG. 5;

FIG. 7 is a cross-sectional view of the park bench of the present invention;

FIG. 8 is an enlarged view of FIG. 7 at D;

in the figure: the mounting plate 1, the locating hole 10, the fixture 2, the drive assembly 20, the servo motor 200, the gear 201, the rack 202, the buffer spring 203, the sliding assembly 21, the slider 210, the mounting block 211, the inserted link 212, the extension spring 213, the trapezoidal latch 214, the pressure bar 215, the shifting block 216, the trapezoidal clamping jaw 22, the gasket 220, the centering mechanism 3, the placing table 30, the supporting rod 300, the adjusting assembly 31, the adjusting knob 310, the connecting rod 311, the limiting spring 312, the arc-shaped top block 32 and the slide bar 320.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1, the easy-to-detach type positioning auxiliary device for an oilless bearing comprises a mounting plate 1 and a controller, wherein the mounting plate 1 is of a rectangular structure, the controller is arranged at the top of the mounting plate 1, four positioning holes 10 are symmetrically formed in four corners of the mounting plate 1, the mounting plate and a workbench are conveniently mounted through the positioning holes 10, so that the positioning auxiliary device can be applied to the assembling process of the oilless bearing conveniently, the convenience is improved,

also comprises a clamping mechanism 2 and an aligning mechanism 3, the aligning mechanism 3 is arranged at the top of the mounting plate 1 and is used for aligning the outer cylinder, the centering mechanism 3 comprises a placing table 30, an adjusting component 31 and four arc-shaped top blocks 32, the placing table 30 is fixedly arranged at the center of the top of the mounting plate 1 through a supporting rod 300, the adjusting component 31 is arranged inside the placing table 30, the four arc-shaped top blocks 32 are arranged at the top of the placing table 30 at equal intervals, and every arc kicking block 32 all with place platform 30 sliding connection, fixture 2 establishes at the top of mounting panel 1 in order to be used for fixed urceolus, fixture 2 includes drive assembly 20, two sliding component 21 and two trapezoidal clamping jaw 22, drive assembly 20 establishes at the top of mounting panel 1, two sliding component 21 are the symmetry and set up the top both ends at mounting panel 1, every trapezoidal clamping jaw 22 all fixes establishing on a sliding component 21, drive assembly 20 and controller electric connection.

Referring to fig. 4 and 5, in order to enable each trapezoidal clamping jaw 22 to slide towards the placing table 30 quickly and ensure that each trapezoidal clamping jaw 22 cannot be separated from the sliding block 210 in an unmanned intervention state after being installed, a one-way locking structure is designed, each sliding assembly 21 comprises a sliding block 210, an installation block 211 and two insertion rods 212, the sliding block 210 is slidably arranged at the top of the installation plate 1, two insertion holes are symmetrically arranged on the inner wall of the sliding block 210, each insertion rod 212 is inserted into one insertion hole, the installation block 211 is fixedly arranged between the two insertion rods 212, a sliding groove is penetratingly arranged below each insertion hole, a telescopic spring 213 is vertically arranged inside the sliding groove, a trapezoidal lock catch 214 is fixedly arranged at the top of the telescopic spring 213, a fastening groove for inserting the trapezoidal lock catch 214 is arranged on the outer wall of the insertion rods 212 in the circumferential direction, when the two insertion rods 212 need to be detached from the sliding block 210 quickly, the two insertion rods 212 are directly pulled out from the two insertion holes by manually grasping the installation block 211, because the trapezoidal latch 214 is of a structure with a narrow left part and a wide right part, and the top end of the trapezoidal latch 214 is of an oblique angle structure, when the insertion rods 212 are pulled outwards, the pressure transmitted to the top of the trapezoidal latch 214 by the inner wall of the buckle slot can drive the trapezoidal latch 214 and the telescopic spring 213 to contract into the sliding slot, at this time, the trapezoidal latch 214 is separated from the buckle slot, the insertion rods 212 are no longer limited by the trapezoidal latch 214, i.e., the installation block 211 can be grasped to quickly pull out the two insertion rods 212, it should be noted that although the insertion rods 212 can be easily pulled out, the insertion sleeves cannot be displaced when clamped, specifically, because the trapezoidal latch 214 is of a structure with a narrow left part and a wide right part, and one end of the trapezoidal latch, which is close to the top of the installation block 211, is the highest point of the oblique angle, that is, when the trapezoidal clamping jaws 22 tightly press given to the trapezoidal latch 214 can be directly offset, therefore, the trapezoidal lock catch 214 and the telescopic spring 213 at the bottom of the trapezoidal lock catch can not be contracted, so that the clamping jaw can not shift when clamping the inner sleeve, the unidirectional lock is realized, the clamping operation can not be influenced when the convenient disassembly is realized, and the practicability of the device is improved.

Referring to fig. 6, in order to facilitate each trapezoidal clamping jaw 22 to be detached from the slider 210 quickly, a structure is designed to facilitate the insertion rod 212 to be pulled away from the slider 210 quickly, a pressing rod 215 is inserted between the two sliding grooves, the pressing rod 215 is attached to the outer wall of each telescopic spring 213, a limiting groove for preventing the pressing rod 215 from moving is arranged on the inner wall of the slider 210, a shifting block 216 is fixedly arranged at one end of the pressing rod, when the insertion rod 212 and the slider 210 need to be installed, the shifting block 216 is pressed manually, because the pressing rod 215 is fixedly connected with the shifting block 216, the pressing rod 215 is attached to the outer wall of each telescopic spring 213, and the limiting groove limits the pressing rod 215, so that the pressing rod 215 slides vertically to extrude the telescopic spring 213, thereby the telescopic spring 213 and the trapezoidal lock catch 214 at the top of the telescopic spring 213 are retracted into the sliding grooves, then the insertion rod 212 is directly inserted into the insertion holes, and when the catching groove on the insertion rod 212 is aligned with the trapezoidal lock catch 214, the worker loosens the shifting block 216, and the trapezoidal lock 214 is directly inserted into the buckle slot to lock the inserted rod 212, so that the inserted rod 212 and the sliding block 210 are installed.

Referring to fig. 2, in order to drive the two trapezoidal clamping jaws 22 to synchronously and oppositely slide, a driving assembly 20 is designed, the driving assembly 20 includes a servo motor 200, a gear 201 and two racks 202, each rack 202 is fixedly arranged on the outer wall of one end of the sliding block 210, the two racks 202 are arranged in a vertically staggered manner, the servo motor 200 is fixedly arranged on the top of the mounting plate 1, the gear 201 is sleeved on the output end of the gear 201, the two racks 202 are engaged with the gear 201, a limiting plate is fixedly arranged at one end of the mounting plate 1 close to the top of the gear 201, each rack 202 is slidably connected with the limiting plate, the servo motor 200 is electrically connected with a controller, after the inner sleeve is initially positioned, the servo motor 200 is started through the controller, because the gear 201 is sleeved with the output end of the gear 201, each rack 202 is fixedly connected with one sliding block 210, and because each rack 202 is fixedly arranged on the outer wall of one end of the sliding block 210, and the two racks 202 are arranged in a vertically staggered manner, so that the two sliding blocks 210 are driven to slide oppositely and at a constant speed, the two trapezoidal clamping jaws 22 are enabled to approach the inner sleeve on the placing table 30 at a constant speed until the two ends of the inner sleeve are clamped, and the inner sleeve approaches at a constant speed when the two trapezoidal clamping jaws 22 are used, so that the inner sleeve is aligned with the outer sleeve by matching with the placing table 30, namely the center of the inner sleeve is consistent with that of the outer sleeve, the subsequent assembly of the inner sleeve and the outer sleeve is facilitated, the deviation is prevented, and the assembly efficiency is improved.

Referring to fig. 4, in order to prevent the sliding speed of the sliding block 210 from excessively fast clamping the outer cylinder, two buffer springs 203 are symmetrically arranged on the outer wall of one end of the limiting plate away from the gear 201, one end of each buffer spring 203 away from the limiting plate is fixedly connected with the outer wall of one sliding block 210, the buffer springs 203 can ensure that the trapezoidal clamping jaw 22 is close to the inner sleeve on the placing table 30 at a constant speed, so that the clamping force or the speed is prevented from excessively large, the inner sleeve is clamped badly, the product protection effect is achieved, and the positioning quality is improved.

Referring to fig. 3, in order to promote the clamping force of the trapezoidal clamping jaw 22 to the outer cylinder, the clamping effect is increased, each trapezoidal clamping jaw 22 is connected with one installation block 211 through bolt fixing, and a plurality of gaskets 220 are arranged on the inner wall of each trapezoidal clamping jaw 22 at equal intervals, the surface of each gasket 220 is provided with an arc-shaped groove, the plurality of gaskets 220 are used for preventing skidding, the arc-shaped grooves can ensure that each gasket 220 can completely cling to the outer wall of the inner sleeve, so that the clamping friction force is promoted, the inner sleeve is prevented from shifting, the subsequent outer cylinder is convenient to embed, each trapezoidal clamping jaw 22 is connected with one installation block 211 through bolt fixing, when the trapezoidal clamping jaw 22 is damaged, the replacement can be rapidly disassembled.

Referring to fig. 7 and 8, in order to ensure that the outer cylinders with different sizes can realize feeding and centering, an adjusting assembly 31 is designed, the adjusting assembly 31 includes an adjusting knob 310, four connecting rods 311 and four limiting springs 312, the adjusting knob 310 is rotatably disposed on the outer wall of the supporting rod 300, the bottom of each arc-shaped top block 32 is fixedly provided with a sliding strip 320, each connecting rod 311 is hinged between one end of the top of the adjusting knob 310 and the bottom of one sliding block 210, the inner wall of the placing table 30 is provided with an avoiding groove for the four connecting rods 311 to rotate and a limiting groove for the four sliding blocks 210 to slide, each limiting spring 312 is disposed inside one limiting groove, and the inner wall of each limiting groove and the outer wall of each sliding strip 320 are respectively fixedly connected with two ends of one limiting spring 312, the oilless bearing generally comprises three parts, namely an outer cylinder, an inner cylinder and a solid lubricating material stored on the inner cylinder, the inner sleeve is generally made of metal copper, a plurality of through holes are formed in the inner sleeve, the inner sleeve is convenient to be coated with a solid lubricating material, the device is only suitable for positioning the inner sleeve coated with the solid lubricating material, and has an auxiliary effect, namely after the inner sleeve is positioned, the outer sleeve is uniformly beaten to the periphery of the inner sleeve by using beating equipment, so that the inner sleeve and the inner sleeve are assembled, when the inner sleeve is positioned, the adjusting knob 310 is manually rotated anticlockwise, because one end of the top of the adjusting knob 310 and the bottom of one sliding block 210 are respectively hinged with two ends of each connecting rod 311, each arc-shaped top block 32 is in sliding connection with the placing table 30 through the sliding strip 320, so that the four arc-shaped top blocks 32 are driven to slide towards each other, when the circumference formed by the four arc-shaped top blocks 32 is adjusted to be smaller than the inner diameter of the inner sleeve, the inner sleeve is vertically placed on the peripheries of the four arc-shaped top blocks 32, then a worker slowly releases hands, and under the reset action of the four limiting springs 312, the four arc-shaped jacking blocks 32 slide oppositely, so that the inner wall of the inner sleeve is abutted tightly, the inner sleeve is preliminarily positioned, and the inner sleeve is prevented from being unstable on the placing table 30.

In order to facilitate the fingers of a worker to extend into the pressing shifting block 216, the outer wall of each sliding block 210 is provided with a slot which is convenient for the shifting block 216 to adjust, and the slot is designed to be the width of a single finger of a human body to insert, so that the shifting block 216 can be conveniently and rapidly pressed when the insertion rod 212 is pulled out.

The top of mounting panel 1 is the symmetry and is provided with four slide rails, and every slider 210 all with two slide rail sliding connection, every slider 210 all with two slide rail sliding connection to make things convenient for slider 210 to reciprocate smoothly.

The working principle of the invention is as follows: the oilless bearing is generally composed of an outer sleeve, an inner sleeve and a solid lubricating material stored on the inner sleeve, wherein the inner sleeve is generally made of metal copper, a plurality of through holes are designed on the inner sleeve, the solid lubricating material is conveniently coated, the device is only suitable for positioning the inner sleeve coated with the solid lubricating material, and plays an auxiliary role, namely after the inner sleeve is positioned, the outer sleeve is uniformly beaten to the periphery of the inner sleeve by utilizing beating equipment, so that the two parts are assembled, in the positioning process, firstly, an adjusting knob 310 is manually rotated anticlockwise, because one end of the top of the adjusting knob 310 and the bottom of a sliding block 210 are respectively hinged with two ends of each connecting rod 311, each arc-shaped top block 32 is in sliding connection with a placing table 30 through a sliding strip 320, so as to drive four arc-shaped top blocks 32 to slide towards each other, when the circumference formed by the four arc-shaped top blocks 32 is adjusted to be smaller than the inner diameter of the inner sleeve, the inner sleeve is vertically placed on the peripheries of the four arc-shaped top blocks 32, then the workman loosens the hand slowly, under four spacing spring 312's the reset action, four arc type kicking blocks 32 slip in opposite directions to support tightly the inner wall of endotheca, and then realize preliminary location to the endotheca, prevent that it is unstable on placing platform 30.

After the inner sleeve is initially positioned, the servo motor 200 is started through the controller, because the gear 201 is sleeved with the output end of the gear, each rack 202 is fixedly connected with one sliding block 210, because each rack 202 is fixedly arranged on the outer wall of one end of the sliding block 210, and the two racks 202 are arranged in a staggered manner from top to bottom, the two sliding blocks 210 are driven to slide oppositely and uniformly, so that the two trapezoidal clamping jaws 22 approach to the inner sleeve on the placing table 30 at a uniform speed until the two ends of the inner sleeve are clamped, because the two trapezoidal clamping jaws 22 approach to the inner sleeve at a uniform speed, the inner sleeve is aligned by matching with the placing table 30, namely, the centers of the inner sleeve and the outer sleeve are consistent, the two clamping jaws 22 are convenient to assemble subsequently, the deviation is prevented, the assembling efficiency is improved, the buffer spring 203 can ensure that the trapezoidal clamping jaws 22 approach to the inner sleeve on the placing table 30 at a uniform speed, and the inner sleeve is prevented from being damaged due to overlarge clamping force or speed, the product protection function is achieved, and the positioning quality is improved.

A plurality of liner 220 is with playing the antiskid effect, and the arc recess can guarantee that every liner 220 homoenergetic thoroughly pastes the outer wall of tight endotheca, and then promotes centre gripping frictional force, prevents that the endotheca from shifting, makes things convenient for the embedding of follow-up urceolus, all passes through bolt fixed connection with every trapezoidal clamping jaw 22 and an installation piece 211, when trapezoidal clamping jaw 22 damaged, can pull down the change fast.

When the two insertion rods 212 need to be quickly detached from the sliding block 210, the two insertion rods 212 are directly pulled out from the two insertion holes by manually grasping the mounting block 211, because the trapezoidal latch 214 is of a structure with a narrow left and a wide right, and the top end of the trapezoidal latch 214 is of an oblique angle structure, when the insertion rods 212 are pulled outwards, the pressure transmitted to the top of the trapezoidal latch 214 by the inner wall of the buckling groove drives the trapezoidal latch 214 and the expansion spring 213 to contract into the sliding groove, at this time, the trapezoidal latch 214 is separated from the buckling groove, the insertion rods 212 are no longer limited by the trapezoidal latch 214, and the mounting block 211 can be grasped to quickly pull out the two insertion rods 212, it should be noted that although the insertion rods 212 can be easily pulled out, the insertion sleeves cannot be displaced when being clamped, specifically, because the trapezoidal latch 214 is of a structure with a narrow left and a wide right, and one end of the trapezoidal latch, which is close to the top of the mounting block 211, is of an oblique angle, that is, when the trapezoidal clamping jaws 22 are abutted against the insertion sleeves, the catching groove gives trapezoidal hasp 214 pressure can directly be offset, therefore can not make trapezoidal hasp 214 and the expanding spring 213 of bottom shrink, and then makes the clamping jaw can not shift when pressing from both sides tight endotheca, realizes that one-way lock is dead, can not influence the centre gripping function when realizing convenient the dismantlement, has promoted the practicality of this device.

When needing to install inserted bar 212 and slider 210, shifting block 216 is pressed through the manual work, because depression bar 215 and shifting block 216 fixed connection, depression bar 215 all laminates with every expanding spring 213's outer wall, and the spacing groove has carried on spacingly to depression bar 215, and then make depression bar 215 vertically slide, extrude expanding spring 213, thereby make inside the trapezoidal hasp 214 retraction spout at expanding spring 213 and top, then inside with inserted bar 212 disect insertion jack, when catching groove on inserted bar 212 aligns with trapezoidal hasp 214, the workman loosens shifting block 216, trapezoidal hasp 214 disect insertion catching groove is inside, lock the inserted bar 212, and then realize inserted bar 212 and slider 210's installation.

Claims

1. The utility model provides a just, tear formula oilless bearing's location auxiliary device open, includes mounting panel (1) and controller, and mounting panel (1) is the rectangle structure, and the top at mounting panel (1) is established to the controller, and the four corners of mounting panel (1) is the symmetry and is provided with four locating holes (10), its characterized in that:

the centering mechanism (3) is arranged at the top of the mounting plate (1) and used for centering the outer cylinder, the centering mechanism (3) comprises a placing table (30), an adjusting component (31) and four arc-shaped top blocks (32), the placing table (30) is fixedly arranged at the center of the top of the mounting plate (1) through a supporting rod (300), the adjusting component (31) is arranged in the placing table (30), the four arc-shaped top blocks (32) are arranged at the top of the placing table (30) at equal intervals, each arc-shaped top block (32) is in sliding connection with the placing table (30), the clamping mechanism (2) is arranged at the top of the mounting plate (1) and used for fixing the outer cylinder, the clamping mechanism (2) comprises a driving component (20), two sliding components (21) and two trapezoidal clamping jaws (22), the driving component (20) is arranged at the top of the mounting plate (1), two sliding assembly (21) are the symmetry and set up in the top both ends of mounting panel (1), and every trapezoidal clamping jaw (22) all is fixed to be established on one sliding assembly (21), drive assembly (20) and controller electric connection.

2. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 1, wherein: every slip subassembly (21) all includes slider (210), installation piece (211) and two inserted bar (212), slider (210) slide and establish the top in mounting panel (1), it is the symmetry on the inner wall of slider (210) and is provided with two jacks, every inserted bar (212) all insert the inside of establishing a jack, installation piece (211) are fixed to be established between two inserted bar (212), the below of every jack all link up and is equipped with the spout, the inside of spout is vertical and is equipped with expanding spring (213), the top of expanding spring (213) is fixed and is equipped with trapezoidal hasp (214), be equipped with on the circumferencial direction's of inserted bar (212) the catching groove that can supply trapezoidal hasp (214) male.

3. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 2, wherein: a pressing rod (215) is inserted between the two sliding grooves, the pressing rod (215) is attached to the outer wall of each telescopic spring (213), a limiting groove for preventing the pressing rod (215) from moving is formed in the inner wall of the sliding block (210), and a shifting block (216) is fixedly arranged at one end of the push rod.

4. A positioning auxiliary device for an oilless bearing easy to detach according to claim 3, wherein: drive assembly (20) includes servo motor (200), gear (201) and two rack (202), every rack (202) is all fixed to be established on the one end outer wall of slider (210), and two rack (202) are dislocation arrangement from top to bottom, servo motor (200) are fixed to be established at the top of mounting panel (1), gear (201) cover is established on its output, two rack (202) all are connected with gear (201) meshing, the fixed limiting plate that is equipped with of top one end that mounting panel (1) is close to gear (201), every rack (202) all with limiting plate sliding connection, servo motor (200) are connected with the controller electricity.

5. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 4, wherein: two buffer springs (203) are symmetrically arranged on the outer wall of one end, far away from the gear (201), of the limiting plate, and one end, far away from the limiting plate, of each buffer spring (203) is fixedly connected with the outer wall of one sliding block (210).

6. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 5, wherein: each trapezoidal clamping jaw (22) is fixedly connected with one mounting block (211) through a bolt, a plurality of gaskets (220) are arranged on the inner wall of each trapezoidal clamping jaw (22) at equal intervals, and arc-shaped grooves are formed in the surfaces of the gaskets (220).

7. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 6, wherein: adjusting part (31) includes adjust knob (310), four connecting rods (311) and four spacing springs (312), adjust knob (310) rotatable setting is on the outer wall of bracing piece (300), the bottom of every arc type kicking block (32) all is fixed and is equipped with draw runner (320), every connecting rod (311) all articulates the setting between the top one end of adjust knob (310) and the bottom of a slider (210), it can supply four connecting rods (311) rotatory groove of dodging and the gliding spacing groove of four sliders (210) to place to be equipped with on the inner wall of platform (30), every spacing spring (312) all establishes the inside at a spacing groove, and the inner wall of every spacing groove and the outer wall of every draw runner (320) respectively with the both ends fixed connection of a spacing spring (312).

8. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 7, wherein: the outer wall of each sliding block (210) is provided with a slot which is convenient for the shifting block (216) to adjust.

9. The easy-to-detach type oilless bearing positioning auxiliary device according to claim 8, wherein: the top of mounting panel (1) is the symmetry and is provided with four slide rails, and every slider (210) all with two slide rail sliding connection.