CN209762678U - Hand-operated efficient labor-saving cleaning bearing grease injection device - Google Patents

Abstract

The utility model belongs to the technical field of mechanical equipment, a hand-operated efficient labor-saving clean bearing grease injection device is disclosed, which comprises a base, a support column arranged on the base and an outer barrel sleeved outside the support column, wherein the support column is provided with a limit component for limiting axial movement of a bearing, a sliding cavity and a grease cavity which are mutually communicated are sequentially arranged in the outer barrel from bottom to top, the inner diameter of the sliding cavity is smaller than that of the grease cavity, and the inner wall of the sliding cavity is in sliding fit with the support column; the utility model provides a pair of high-efficient laborsaving clear bearing grease injection device of hand formula for the oiling is more even, has improved the efficiency of oiling, guarantees the oiling effect, easy operation, and avoided the direct contact with the grease of workman's hand in the operation process.

Description

Hand-operated efficient labor-saving cleaning bearing grease injection device

Technical Field

The utility model belongs to the technical field of mechanical equipment, concretely relates to high-efficient laborsaving clear bearing grease injection device of hand formula.

Background

in order to ensure the operation safety of automobiles and airplanes, the automobiles and the airplanes need to be checked regularly, each regular check comprises the check of tires, wherein bearings need to be disassembled for cleaning and checking, and then lubricating grease is injected again for lubrication. Among the prior art, the bearing oiling is mainly through handheld emollient of workman and bearing, pat or extrude the bearing with lubricating grease for lubricating grease gets into the bearing clearance, and the top is extruded from the bearing bottom surface to the grease, and it will be even to require to go out oil moreover, and the middle part must the oiling targets in place, and whole process relies on workman manual operation, and it is different to waste time, hard and different workman's oiling effect, and the very easy misoperation of unskilled workman influences the oiling effect.

In addition, in the process of oil injection, workers inevitably contact with grease frequently, after the oil injection is completed, the grease on hands is sticky and smooth, the grease is difficult to clean after being washed for many times, and the long-term contact with the grease can have harmful effects on human health.

SUMMERY OF THE UTILITY MODEL

In view of the above prior art, the utility model provides a high-efficient laborsaving clear bearing grease injection device of hand formula for the oiling is more even, has improved the efficiency of oiling, guarantees the oiling effect, easy operation, and avoided the direct contact with the grease of workman's hand in the operation process.

The utility model discloses the technical scheme who adopts does:

The utility model provides a high-efficient laborsaving clear bearing grease injection device of hand formula, includes the base, installs support column and cover on the base are located outer urceolus of support column, be equipped with restriction bearing axial displacement's spacing subassembly on the support column, slide chamber and grease chamber by supreme mutual intercommunication that is equipped with in proper order down in the urceolus, the internal diameter in slide chamber is less than the internal diameter in grease chamber just the inner wall in slide chamber with support column sliding fit.

Concretely, because the internal diameter in slip chamber is less than the internal diameter in grease chamber and the inner wall and the support column sliding fit in slip chamber, just form to the platform between slip chamber and grease chamber, through the height of adjusting the urceolus, to the platform just realize the regulation to the vertical height in grease chamber, the grease chamber is used for depositing lubricating grease, when the grease intracavity is filled with lubricating grease, the urceolus shifts up the in-process, the grease chamber just also shifts up along with it, the lubricating grease that is located the grease intracavity is just brought into the aperture circle of bearing gradually, accomplish the oiling smoothly.

Because be equipped with the spacing subassembly of restriction bearing axial displacement on the support column, the setting of spacing subassembly can be guaranteed that the bearing is in same vertical height at the oiling in-process, guarantees going on smoothly of oiling.

In addition, the position relation between the supporting column and the base of the whole design structure is fixed, the position relation between the outer cylinder and the supporting column is an adjustable position relation, the adjustable position relation can be adjusted by only applying upward driving force to the outer cylinder, the operation process is very simple, namely, the whole oil injection process can finish the oil injection action on a bearing installed on the supporting column only by applying upward force to the outer cylinder, and the matching relation between the outer cylinder and the supporting column is unchanged, so that the consistency can be ensured for the oil injection effect reached by the oil injection operation at every time, and the oil injection effect at every time can be ensured.

the whole oil injection process can be realized only by operating the outer barrel, so that the contact between hands and grease is completely avoided, and a healthier operating environment is provided.

Further, the outer cylinder is driven to move along the length direction of the supporting column by a driving assembly.

The setting of drive assembly has made things convenient for the operation to the outer cylinder, and after the bearing installation targetting in place, only can accomplish the oiling to the bearing through the operation to drive assembly, it is more convenient to operate, has improved oiling efficiency, and whole easy operation has avoided the work error that the workman is unfamiliar with and causes, has avoided the direct contact with the grease of staff in operation process, provides more healthy operational environment and can promote the work efficiency more than ten times.

Further, spacing subassembly includes boss and clamp plate subassembly, the boss is located on the support column, the external diameter of boss is less than the external diameter of support column, the support column with form a supporting bench between the boss, the external diameter of supporting bench is less than the external diameter of bearing hole circle and is greater than the internal diameter of bearing inner race, and the bearing housing is located on the boss and through supporting bench with the clamp plate subassembly cooperation is realized spacing to the axial of bearing.

Because the outer diameter of the support platform is smaller than the outer diameter of the bearing hole ring and larger than the inner diameter of the bearing inner ring, namely in the process of moving the outer cylinder upwards, the lubricating grease is brought into the hole ring of the bearing and cannot flow out of the space of the bearing inner ring; specifically, in order to prevent grease from flowing out of the outer ring of the bearing, the inner wall of the grease cavity is in sliding fit with the outer ring of the bearing, so that the effectiveness of oil injection is ensured; because the outer barrel, the supporting column and the bearing are matched with each other, the uniformity of oil injection can be ensured in the process that the outer barrel moves upwards.

Furthermore, the pressing plate assembly comprises a screw, two shrinkage pressing claws and a driving pressing plate, the screw is mounted on the boss, the shrinkage pressing claws are at least two and are circumferentially and uniformly arranged around the screw, the shrinkage pressing claws comprise positioning pins and pressing claws, the positioning pins are fixedly mounted on the boss, and one ends of the pressing claws are in rotating fit with the positioning pins; the driving pressing plate is provided with a screw hole in threaded fit with the screw rod, and at least two rotating pins used for driving the pressing claw to swing along the positioning pin are uniformly arranged on the driving pressing plate along the circumferential direction of the axis of the screw hole.

In particular, the boss and the support column are of an integrated structure, so that the screw rod and the positioning pin are conveniently and integrally installed, the middle part of the screw rod is provided with an installation plate which is vertical to the screw rod, the lower end of the screw rod extends out of the installation plate and is in threaded fit with a threaded hole arranged in the middle part of the boss, the boss is also provided with a mounting groove for accommodating the mounting plate, the mounting plate is positioned in the mounting groove, the upper end surface of the mounting plate is not more than the upper end surface of the boss, specifically, the upper end surface of the mounting plate is flush with the upper end surface of the boss, and the up end of boss and the upper end parallel and level of bearing guarantee that the lower terminal surface of pressing the claw can compress tightly the bearing of installing on the boss, and locating pin circumference evenly sets up on the mounting panel, the screw rod stretches out the upper end of mounting panel with drive clamp plate screw-thread fit connects.

Specifically, the drive clamp plate includes drive nut and clamp plate, the drive nut with the upper end screw-thread fit of screw rod, the lower extreme of drive nut with clamp plate fixed connection, the middle part of clamp plate is equipped with and is used for passing the via hole of screw rod, the via hole with the screw hole of nut link up, through rotating the rotation that the clamp plate alright realized the nut.

The rotating pin is installed on the pressing plate, in the process that the rotating pin rotates along with the pressing plate, driving force for pressing the claw is generated, the pressing claw can swing along the positioning pin under the direct driving of the rotating pin, the swinging process comprises a retracting state and an extending state, the pressing claw is located in the accommodating space between the pressing plate and the boss relative to the other end of the rotating end in the retracting state, the pressing claw is far away from the accommodating space relative to the other end of the rotating end in the extending state, the pressing claw is located above the bearing, and axial limiting of the bearing is achieved. The switching of the state of advancing and the state of stretching out of whole pressure claw only needs to be realized through operation drive nut, that is, when needing to be changed the bearing, operation drive nut, the rotating pin on the clamp plate drives and presses the claw to advance, at this moment, there is not the hindrance in the vertical direction of bearing, directly take out the bearing and locate the boss with other bearing housing, later can realize stretching out to pressing the claw through reverse operation drive nut, the one end that presses the claw to stretch out accommodation space is located the top of bearing, the axial of having realized the bearing is spacing, alright oiling operation after the beginning, the whole operation process convenient and fast who changes the bearing, to a great extent has improved work efficiency.

Furthermore, in order to realize the switching of the retraction state and the extension state of the pressing claw, a strip-shaped hole is formed in the pressing claw along the length direction of the pressing claw, the upper end of the rotating pin is installed on the driving pressing plate, and the lower end of the rotating pin is in sliding fit with the strip-shaped hole.

In order to ensure the smooth switching of the retraction state and the extension state of the pressing claw, a positioning hole is formed in the end portion of the pressing claw, the positioning pin is in running fit with the positioning hole, and the positioning hole is located in the length direction of the strip-shaped hole.

further, the edge of the driving platen does not exceed the edge of the boss.

if the size of the pressing plate is larger than that of the boss, the bearing with the size of the inner ring larger than that of the pressing plate can only be installed under the condition that the driving pressing plate is not dismounted, and after the bearing is installed, because the size of the boss is smaller than that of the pressing plate, a larger gap exists between the inner ring of the bearing and the boss, and the radial position of the bearing can generate larger deviation in the installation process, so that the subsequent oil injection effect is influenced.

in order to solve the problems, the pressing plate is a circular pressing plate, the outer diameter of the circular pressing plate is smaller than or equal to that of the boss, an avoiding space can be vacated for the installation of the bearing, the boss is ensured to be tightly matched with the inner ring of the bearing, convenience is provided for the installation of the bearing, the boss is tightly matched with the inner ring of the bearing, the central position of the bearing does not need to be adjusted after the new bearing is replaced, convenience is provided for the replacement of the bearing, the stability of the position of the bearing is ensured, and the subsequent oil injection effect is ensured.

Furthermore, in the use, for the convenience of supplementing grease to the grease intracavity, still include the oiling structure, the oiling structure includes the oil transportation passageway, the one end of oil transportation passageway is connected with the oil storage chamber, the other end of oil transportation passageway with the grease chamber intercommunication.

Furthermore, the oil transportation channel comprises a base channel arranged on the base and an introducing channel extending upwards from the lower end of the supporting column, the introducing end of the introducing channel is communicated with the base channel, and the leading end of the introducing channel is communicated with the grease cavity.

Specifically, the introducing channel comprises a vertical channel and a horizontal channel, the lower end of the vertical channel is communicated with the oil conveying channel, the upper end of the vertical channel is communicated with the horizontal channel, and the grease sequentially passes through the vertical channel and the horizontal channel under the action of pressure and then is input into the grease cavity.

further, be equipped with the oil storage tank on the base, the oil storage chamber does the inner space of oil storage tank, the oil storage tank includes jar body and extrusion bolt, the inner wall of the jar body with extrusion bolt screw-thread fit.

Specifically, the design of oil storage tank is mainly for the continuation for grease intracavity carries the grease, guarantees the continuation of oiling, because the inner wall and the extrusion bolt screw-thread fit of the jar body, only through operation extrusion bolt alright realize the pressure boost to the grease, the grease in the oil storage tank passes through the oil transportation passageway and directly carries the grease intracavity.

further, for the operation to the urceolus in order to make things convenient for, be equipped with the connecting piece on the urceolus, drive assembly includes bracing piece, rocking arm and link, the bracing piece is installed on the base, along on the rocking arm the length direction of rocking arm is equipped with drive end, articulated position and link in proper order, articulated position with the upper end of bracing piece is articulated, the link is equipped with the link, the lower extreme of link with the connecting piece is connected, the upper end of link with the link articulates.

Specifically, two connecting pieces of upper end symmetry of urceolus, the link are the U-shaped link, the lower extreme of U-shaped link respectively with two connecting piece fixed connection, the upper end of U-shaped link with the link articulates, and in order to guarantee to carry the stability of pulling up to the urceolus, the position of articulating between link and the U-shaped link is located the urceolus directly over. The design of the hanging relation between the hanging ring and the upper end of the U-shaped connecting frame can ensure that the connecting frame always keeps a vertical position in the swinging process of the rocker arm along the hinge position, thereby ensuring the lifting and pulling of the outer barrel in the vertical direction.

The utility model has the advantages that:

1. Because the internal diameter in sliding chamber is less than the internal diameter in grease chamber and the inner wall and the support column sliding fit in sliding chamber, just form between sliding chamber and grease chamber and support the platform, through the height of adjusting the urceolus, support the platform and just realized the regulation to the vertical height in grease chamber, the grease chamber is used for depositing lubricating grease, when the grease intracavity is filled with lubricating grease, the urceolus moves up the in-process, the grease chamber just also shifts up along with it, the lubricating grease that is located the grease intracavity is just brought into the aperture circle of bearing gradually, accomplish the oiling smoothly.

2. Because be equipped with the spacing subassembly of restriction bearing axial displacement on the support column, the setting of spacing subassembly can be guaranteed that the bearing is in same vertical height at the oiling in-process, guarantees going on smoothly of oiling.

3. The position relation between the supporting column and the base of the whole design structure is fixed, the position relation between the outer cylinder and the supporting column is adjustable, the adjustable position relation can be adjusted between the outer cylinder and the supporting column only by applying upward driving force to the outer cylinder, the operation process is very simple, namely, the whole oil injection process only needs to apply upward force to the outer cylinder to complete the oil injection action on a bearing installed on the supporting column, and the matching relation between the outer cylinder and the supporting column is unchanged, so the consistency of the oil injection effect reached by the oil injection operation at each time can be ensured, and the oil injection effect at each time can be ensured.

4. the whole oil injection process can be realized only by operating the outer barrel, so that the contact between hands and grease is completely avoided, and a healthier operating environment is provided.

To sum up, this project organization replaces the handheld grease of workman and the oiling mode of patting of bearing among the prior art, make the bearing oiling more laborsaving, the urceolus, agree with between support column and the bearing mutually, make the oiling more even, the efficiency of oiling has been improved, whole easy operation, the work fault of having avoided the unskilled workman to cause, the direct contact with the grease of staff has been avoided in operation process, avoid influencing operation workman's healthy, work efficiency obtains obviously improving, skilled workman carries out about the big outline 2 minutes of bearing oiling, and this oiling device can accomplish the oiling within 10 seconds, this device oiling more former grease squirt high efficiency, laborsaving, easy operation.

Drawings

Fig. 1 is a schematic structural diagram of a first viewing angle of the present invention;

Fig. 2 is a schematic structural diagram of a second viewing angle of the present invention;

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

FIG. 4 is a schematic structural view of the present invention with the outer barrel removed;

FIG. 5 is a schematic structural view of the outer barrel of the present invention;

FIG. 6 is a cross-sectional view of the outer barrel of the present invention;

Fig. 7 is a schematic structural view of the middle pressure claw part of the present invention;

FIG. 8 is a top view of FIG. 7;

Fig. 9 is a schematic structural view of the pressing claw of the present invention in a retracted state;

FIG. 10 is a cross-sectional view of the lower portion of the outer tub of the present invention;

Fig. 11 is a sectional view of the outer tub of the present invention in an upward moving state;

Fig. 12 is an enlarged view at B in fig. 11.

In the figure: a base 1; a support column 2; an outer cylinder 3; a bearing 4; 4.1 of a hole ring; an inner ring 4.2; an outer ring 4.3; a sliding chamber 5; a grease cavity 6; a boss 7; a support table 8; a screw 9; a positioning pin 10; a pressing claw 11; a rotation pin 12; a mounting plate 13; a mounting groove 14; a drive nut 15; a platen 16; a strip-shaped hole 17; a positioning hole 18; an oil delivery passage 19; a base channel 19.1; the introduction channel 19.2; a vertical channel 19.2.1; a horizontal passage 19.2.2; an oil reservoir chamber 20; a support table 21; an oil storage tank 22; a tank 23; the pressing bolt 24; a connecting member 25; a support bar 26; a drive end 27.1; hinge position 27.2; a connection end 27.3; a suspension loop 28; a connecting frame 29; a lead-out terminal 30; the bolt 31 is sealed.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1:

As shown in fig. 1-12, the embodiment provides a hand-operated bearing grease injection device with high efficiency and labor saving, which includes a base 1, a support column 2 installed on the base 1, and an outer cylinder 3 sleeved outside the support column 2, wherein a limiting component for limiting axial movement of a bearing 4 is arranged on the support column 2, a sliding cavity 5 and a grease cavity 6 which are communicated with each other are sequentially arranged in the outer cylinder 3 from bottom to top, and the inner diameter of the sliding cavity 5 is smaller than the inner diameter of the grease cavity 6, and the inner wall of the sliding cavity 5 is in sliding fit with the support column 2.

Concretely, because the internal diameter of sliding chamber 5 is less than the internal diameter of grease chamber 6 and the inner wall and the support column 2 sliding fit of sliding chamber 5, just form to support platform 21 between sliding chamber 5 and grease chamber 6, through adjusting the height of urceolus 3, support platform 21 has just realized the regulation to the vertical height in grease chamber 6, grease chamber 6 is used for depositing lubricating grease, when being full of lubricating grease in grease chamber 6, urceolus 3 moves up the in-process, grease chamber 6 just also shifts up along with it, the lubricating grease that is located grease chamber 6 is just gradually brought into the hole circle 4.1 of bearing 4, accomplish the oiling smoothly.

Because be equipped with the spacing subassembly of restriction bearing 4 axial displacement on the support column 2, the setting of spacing subassembly can guarantee that bearing 4 is in same vertical height at the oiling in-process, guarantees going on smoothly of oiling.

In addition, the position relation between whole design structure support column 2 and base 1 is fixed, and the position relation between urceolus 3 and the support column 2 is adjustable position relation, this adjustable position relation only needs can realize the regulation to the position relation between urceolus 3 and the support column 2 through exerting ascending drive power to urceolus 3, the operation process is very simple, also be whole oiling process only need exert an ascending power for urceolus 3 alright accomplish the oiling action to installing bearing 4 on support column 2, because the cooperation relation between urceolus 3 and the support column 2 is unchangeable, therefore, the oiling effect that oiling operation reaches at every turn all can guarantee the uniformity, also be that every oiling effect can both be guaranteed.

The whole oil injection process can be realized only by operating the outer cylinder 3, so that the contact between hands and grease is completely avoided, and a healthier operating environment is provided.

Example 2:

This embodiment is defined by optimization based on embodiment 1 described above.

And a driving component for driving the outer cylinder 3 to move along the length direction of the supporting column 2.

the setting of drive assembly has made things convenient for the operation to outer cylinder 3, and after the bearing 4 installed to target in place, only can accomplish the oiling to bearing 4 through the operation to drive assembly, and the operation is more convenient, has improved oiling efficiency, and whole easy operation has avoided the work error that the workman is not skilled and causes, has avoided the direct contact with the grease of staff in operation process, provides more healthy operational environment and can promote work efficiency more than ten times.

example 3:

this embodiment is defined by optimization based on embodiment 2 described above.

Spacing subassembly includes boss 7 and clamp plate subassembly, and on support column 2 was located to boss 7, the external diameter of boss 7 was less than the external diameter of support column 2, formed supporting bench 8 between support column 2 and the boss 7, and the external diameter of supporting bench 8 is less than the external diameter of 4 rings of bearing 4 and is greater than the internal diameter of 4.2 of 4 inner rings of bearing 4, and it is spacing to the axial of bearing 4 to locate on the boss 7 and realize through supporting bench 8 and clamp plate subassembly cooperation bearing 4 to the bearing 4 cover 4.

Because the outer diameter of the support platform 8 is smaller than the outer diameter of the hole ring 4.1 of the bearing 4 and larger than the inner diameter of the inner ring 4.2 of the bearing 4, namely, in the process of moving the outer cylinder 3 upwards, the lubricating grease is brought into the hole ring 4.1 of the bearing 4 and cannot flow out of the space of the inner ring 4.2 of the bearing 4; specifically, in order to prevent grease from flowing out of the outer ring 4.3 of the bearing 4, the inner wall of the grease cavity 6 is in sliding fit with the outer ring 4.3 of the bearing 4, so that the effectiveness of oil injection is ensured; because the outer cylinder 3, the supporting column 2 and the bearing 4 are mutually matched, the uniformity of oil injection can be further ensured in the upward moving process of the outer cylinder 3.

Example 4:

This embodiment is defined by optimizing the above embodiment 3.

The pressing plate assembly comprises a screw rod 9, a contraction pressing claw 11 and a driving pressing plate, the screw rod 9 is installed on the boss 7, at least two contraction pressing claws 11 are evenly arranged on the periphery of the screw rod 9 in the circumferential direction, three contraction claws are arranged in the embodiment, the contraction pressing claw 11 comprises a positioning pin 10 and a pressing claw 11, the positioning pin 10 is fixedly installed on the boss 7, and one end of the pressing claw 11 is in running fit with the positioning pin 10; the driving pressing plate is provided with a screw hole in threaded fit with the screw rod 9, and three rotating pins 12 used for driving the pressing claw 11 to swing along the positioning pin 10 are uniformly arranged on the driving pressing plate along the circumferential direction of the axis of the screw hole.

Specifically, boss 7 and support column 2 formula structure as an organic whole, for the convenience to screw rod 9 and locating pin 10's integral erection, screw rod 9's middle part is equipped with mounting panel 13, mounting panel 13 perpendicular to screw rod 9, screw rod 9's lower extreme stretches out mounting panel 13 and the screw hole screw-thread fit that sets up with boss 7 middle part, still be equipped with the mounting groove 14 that is used for holding mounting panel 13 on the boss 7, mounting panel 13 is located mounting groove 14 and mounting panel 13's up end is no longer than boss 7's up end, it is specific, mounting panel 13's up end and boss 7's up end parallel and level, and boss 7's up end and bearing 4's upper end parallel and level, guarantee that the lower terminal surface of pressing claw 11 can compress tightly the bearing 4 of installing on boss 7, locating pin 10 circumference evenly sets up on mounting panel 13, screw rod 9 stretches out.

Specifically, drive clamp plate 16 includes drive nut 15 and clamp plate 16, drive nut 15 and the upper end screw-thread fit of screw rod 9, the lower extreme and the clamp plate 16 fixed connection of drive nut 15, and the middle part of clamp plate 16 is equipped with the via hole that is used for passing screw rod 9, and the via hole is link up with the screw hole of nut 15, and the rotation of clamp plate 16 can be realized through rotating nut 15.

the rotating pin 12 is installed on the pressing plate 16, in the process that the rotating pin 12 rotates along with the pressing plate 16, the driving force for the pressing claw 11 is generated, the pressing claw 11 can swing along the positioning pin 10 under the direct drive of the rotating pin 12, the swinging process comprises a retraction state and an extension state, in the retraction state, the pressing claw 11 is located in the containing space between the pressing plate 16 and the boss 7 relative to the other end of the rotating end, in the extension state, the pressing claw 11 is far away from the containing space relative to the other end of the rotating end, and the end is located above the bearing 4, so that the axial limiting of the bearing 4 is realized. The switching of the state of advancing and the state of stretching out of whole pressure claw 11 only needs to be realized through operation drive nut 15, that is, when needing to change bearing 4, operation drive nut 15, rotating pin 12 on clamp plate 16 drives pressure claw 11 and advances, at this moment, there is not the fender on bearing 4's the vertical direction, directly take out bearing 4 and locate boss 7 with other bearing 4 cover, later can realize stretching out of pressure claw 11 through reverse operation drive nut 15, the one end that pressure claw 11 stretches out the accommodation space is located the top of bearing 4, realized spacing the axial of bearing 4, oiling operation after alright beginning, whole change bearing 4's operation process convenient and fast, to a great extent has improved work efficiency.

Example 5:

This embodiment is defined by optimization based on embodiment 4 above.

in order to realize the switching of the retraction and extension states of the pressing claw 11, a strip-shaped hole 17 is arranged on the pressing claw 11 along the length direction of the pressing claw 11, the upper end of the rotating pin 12 is arranged on the driving press plate 16, and the lower end of the rotating pin 12 is in sliding fit with the strip-shaped hole 17.

In order to ensure the smooth switching of the retraction and extension states of the pressing claw 11, a positioning hole 18 is formed at the end of the pressing claw 11, the positioning pin 10 is rotatably matched with the positioning hole 18, and the positioning hole 18 is located in the length direction of the strip-shaped hole 17.

Example 6:

This embodiment is defined by optimization based on embodiment 5 described above.

The edge of the driving platen 16 does not exceed the edge of the boss 7.

Specifically, the size of the pressure plate 16 does not exceed the size of the boss 7, if the size of the pressure plate 16 is larger than the size of the boss 7, the bearing 4 with the size of the inner ring 4.2 larger than the size of the pressure plate 16 can be installed only under the state that the driving pressure plate 16 is not dismounted, and after the bearing 4 is installed, because the size of the boss 7 is smaller than the size of the pressure plate 16, a larger gap exists between the inner ring 4.2 of the bearing 4 and the boss 7, and the radial position of the bearing 4 has larger deviation in the installation process, so that the subsequent oil injection effect is influenced.

In order to solve the problems, the pressing plate 16 is a circular pressing plate 16, the outer diameter of the circular pressing plate 16 is smaller than or equal to that of the boss 7, an avoiding space can be vacated for the installation of the bearing 4, the boss 7 is ensured to be tightly matched with the inner ring 4.2 of the bearing 4, meanwhile, the installation of the bearing 4 is also facilitated, and the boss 7 is tightly matched with the inner ring 4.2 of the bearing 4, so that the central position of the bearing 4 does not need to be adjusted after the new bearing 4 is replaced, the convenience is provided for replacing the bearing 4, the position stability of the bearing 4 is ensured, and the subsequent oil injection effect is ensured.

Example 7:

the present embodiment is optimized and defined based on any one of embodiments 1 to 6.

In the use, for the convenience of supplementing grease to grease chamber 6 in, still include oiling structure, oiling structure includes oil delivery passageway 19, and oil storage chamber 20 is connected with to the one end of oil delivery passageway 19, and the other end and the grease chamber 6 intercommunication of oil delivery passageway 19.

Example 8:

This embodiment is defined by optimization based on embodiment 7 described above.

The oil delivery channel 19 comprises a base channel 19.1 arranged on the base 1 and an introducing channel 19.2 extending upwards from the lower end of the supporting column 2, the introducing end of the introducing channel 19.2 is communicated with the base channel 19.1, and the leading-out end 30 of the introducing channel 19.2 is communicated with the grease cavity 6.

Specifically, the introducing channel 19.2 comprises a vertical channel 19.2.1 and a horizontal channel 19.2.2, the lower end of the vertical channel 19.2.1 is communicated with the oil conveying channel 19, the upper end of the vertical channel 19.2.1 is communicated with the horizontal channel 19.2.2, and grease is conveyed into the grease cavity 6 after passing through the vertical channel 19.2.1 and the horizontal channel 19.2.2 in sequence under the action of pressure.

The distance between the outlet end 30 of the horizontal channel 19.2.2 and the abutment 21 is greater than or equal to the height of the boss 7, since the upper end surface of the projection 7 is flush with the upper end of the bearing 4, only when the position of the outlet 30 of the horizontal passage 19.2.2 is designed at this height, it is ensured that the outer cylinder 3 can be moved at least the height of one projection 7 upwards, i.e. the height of at least one projection 7 upwards of the grease chamber 6, the height of the oil cavity 6 is consistent with that of the bearing 4 in the installation state of the bearing 4, the oil can be completely injected into the hole ring 4.1 of the bearing 4 in the vertical direction, if the oil cavity 6 can not move up to the height of the boss 7, the oil injection depth can only reach the height of the lower section of the hole ring 4.1 of the bearing 4, the required oil injection depth can not be reached, and the oil injection effect is influenced, the distance between the exit end 30 of the horizontal channel 19.2.2 and the abutment 21 should therefore be greater than or equal to the height of the boss 7.

In this embodiment, the end 30 of drawing forth of horizontal passageway 19.2.2 is located the middle part position of support column 2, has satisfied that horizontal passageway 19.2.2 draws forth the distance between end 30 and the platform 21 and is greater than the requirement of the height of boss 7, and the outer wall of the support column 2 that is located horizontal passageway 19.2.2 below draws forth the end 30 and the inner wall sliding fit of sliding chamber 5 has also guaranteed that urceolus 3 has sufficient interval of moving up when guaranteeing the oil transportation effect to reach better oiling effect.

In order to limit the upward movement range of the outer cylinder 3, that is, to limit the outer cylinder 3 from moving on the outer wall of the supporting column 2 below the leading-out end 30 of the horizontal channel 19.2.2, and avoid that the leading-out end 30 of the horizontal channel 19.2.2 is located outside the grease cavity 6 due to exceeding of the movement range, grease is leaked to a certain extent, therefore, the upward movement range of the outer cylinder 3 can be limited by designing a limiting member, the limiting member can be designed to be arranged at any position of the device structure, and can be used for directly limiting the outer cylinder 3 and limiting a driving assembly, and the upward movement range of the outer cylinder 3 can be guaranteed without excessive limitation.

Of course, the design of the limiting member is only considered when the driving assembly is manually operated, and the operation range is not easily controlled by manual operation, so that in a state that a worker operates the driving assembly, it is preferable to design the limiting member to limit the upward moving range of the outer cylinder 3, and certainly, whether the limiting member is designed does not affect the protection range of the technical scheme.

However, in the present technical solution, if the control driving mode is adopted, the stroke of the outer cylinder 3 can be controlled by the design of the control parameters, so in this case, the limiting member is not necessarily designed.

In this embodiment, for the specific design of the horizontal channel 19.2.2, it should be noted that, in order to achieve an even oil injection effect, at least two horizontal channels 19.2.2 are uniformly designed along the circumferential direction of the supporting column 2, in this embodiment, four horizontal channels 19.2.2 are designed, and the four horizontal channels 19.2.2 are all communicated with the vertical channel 19.2.1.

Example 9:

This embodiment is defined by optimization based on embodiment 8 above.

Be equipped with oil storage tank 22 on base 1, oil storage chamber 20 is the inner space of oil storage tank 22, and oil storage tank 22 is including jar body 23 and extrusion bolt 24, the inner wall and the extrusion bolt 24 screw-thread fit of jar body 23.

specifically, the oil storage tank 22 is designed to continuously convey oil into the oil cavity 6 and ensure the continuity of oil injection, because the inner wall of the tank body 23 is in threaded fit with the extrusion bolt 24, the oil can be pressurized only by operating the extrusion bolt 24, and the oil in the oil storage tank 22 is directly conveyed into the oil cavity 6 through the oil conveying channel 19.

Example 10:

This embodiment is defined by optimization based on embodiment 9 described above.

In order to facilitate the operation of the outer cylinder 3, a connecting member 25 is arranged on the outer cylinder 3, the driving assembly comprises a supporting rod 26, a rocker arm 27 and a connecting frame 29, the supporting rod 26 is mounted on the base 1, a driving end 27.1, a hinge position 27.2 and a connecting end 27.3 are sequentially arranged on the rocker arm 27 along the length direction of the rocker arm 27, the hinge position 27.2 is hinged to the upper end of the supporting rod 26, the connecting end 27.3 is provided with a hanging ring 28, the lower end of the connecting frame 29 is connected with the connecting member 25, and the upper end of the connecting frame 29 is hung with the.

specifically, two connecting pieces 25 are symmetrical at the upper end of the outer cylinder 3, the connecting frame 29 is a U-shaped connecting frame 29, the lower end of the U-shaped connecting frame 29 is fixedly connected with the two connecting pieces 25, the upper end of the U-shaped connecting frame 29 is hung with the hanging ring 28, and in order to ensure the stability of lifting and pulling the outer cylinder 3, the hanging position between the hanging ring 28 and the U-shaped connecting frame 29 is positioned right above the outer cylinder 3. The design of the hanging relationship between the hanging ring 28 and the upper end of the U-shaped connecting frame 29 can ensure that the connecting frame 29 always keeps a vertical position in the process that the rocker arm 27 swings along the hinge position 27.2, thereby ensuring the lifting and pulling of the outer cylinder 3 in the vertical direction.

In the non-working state, in order to prevent dust from entering the grease cavity 6, the dust cover buckled with the upper end of the outer cylinder 3 is also included.

In the above embodiment, when the outer cylinder 3 is in the initial position, i.e., the lower end of the outer cylinder 3 abuts against the base 1, the upper end of the outer cylinder 3 is flush with the support base 8, which facilitates the installation operation of the bearing 4.

In addition, the oil conveying channel 19 is linearly arranged inside the base 1, the oil storage tank 22 can be arranged at any position of the base 1 under the condition of not influencing the operation of the driving assembly, in the embodiment, the oil storage tank 22 is arranged at one side opposite to the driving assembly, but in the actual use process, the proper installation position of the oil storage tank 22 can be selected according to the consideration of convenient operation, after the installation positions of the oil storage tank 22 and the supporting column 2 are determined, the installation position of the oil conveying channel 19 is also determined, a sealing structure capable of sealing the port of the oil conveying channel 19 is arranged at the other end of the oil conveying channel 19 on the base 1, and the sealing bolt 31 is adopted to seal the end in the embodiment, but is not limited to such a sealing means.

After this bearing grease squirt device put into production and uses, data acquisition refabrication a series of standards for the oiling procedure becomes to have data to support, makes it the quantization avoid people's subjective mistake, fills the blank of this work, and this device is more high-efficient, laborsaving, easy operation than former grease squirt.

The specific operation mode is as follows:

1. And (3) replacing the bearing 4: through rotating drive nut 15 drive circular clamp plate 16 and rotating, because rotating pin 12 and bar hole 17 sliding fit, and locating hole 18 and locating pin 10 normal running fit, circular clamp plate 16 pivoted in-process is through rotating pin 12 direct drive pressing claw 11 along the swing of locating pin 10, pressing claw 11 to present the effect of stretching out the receiving space under the state of stretching out, pressing claw 11 has restricted bearing 4's axial position, later carry out the oiling operation, after the oiling operation is accomplished, rotate drive nut 15 through reverse operation, pressing claw 11 withdraws, directly take off the bearing 4 who accomplishes the oiling, sheathe bearing 4 that needs the oiling, it can accomplish again to the spacing of bearing 4 that needs the oiling to rotate nut 15, repeat above-mentioned action, oiling operation and change bearing 4 operation, oiling and change operation all can realize fast, work efficiency obviously improves.

2. Oil injection operation: after the grease cavity 6 is filled with lubricating grease and the bearing 4 is installed, the rocker arm 27 is operated, the outer barrel 3 can be moved upwards by pressing the rocker arm 27 downwards, the lubricating grease is smoothly brought into the hole ring 4.1 of the bearing 4, and the oiling operation is completed.

3. Supplementing oil and fat: when grease needs to be replenished into the grease cavity 6, the extrusion bolt 24 is screwed, and the grease in the tank body 23 is directly conveyed into the grease cavity 6 through the oil conveying channel 19 and the introducing channel 19.2, so that the grease is replenished into the grease cavity 6, and the continuous oiling operation is ensured.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims (10)

1. the utility model provides a high-efficient laborsaving clear bearing grease injection device of hand formula which characterized in that: including the base, install support column and cover on the base are located outer urceolus of support column, be equipped with restriction bearing axial displacement's spacing subassembly on the support column, slide chamber and grease chamber by supreme mutual intercommunication that is equipped with in proper order down in the urceolus, the internal diameter in slide chamber is less than the internal diameter in grease chamber just the inner wall in slide chamber with support column sliding fit.

2. The hand-operated efficient labor-saving clean bearing grease injection device according to claim 1, characterized in that: the outer cylinder is driven to move along the length direction of the supporting column.

3. The hand-operated efficient labor-saving clean bearing grease injection device according to claim 2, characterized in that: the limiting assembly comprises a boss and a pressing plate assembly, the boss is arranged on the supporting column, the outer diameter of the boss is smaller than the outer diameter of the supporting column, a supporting table is formed between the supporting column and the boss, the outer diameter of the supporting table is smaller than the outer diameter of the bearing hole ring and larger than the inner diameter of the bearing inner ring, and the bearing sleeve is arranged on the boss and passes through the supporting table and the pressing plate assembly to realize axial limiting of the bearing.

4. The hand-operated efficient labor-saving clean bearing grease injection device according to claim 3, characterized in that: the pressing plate assembly comprises a screw, two shrinkage pressing claws and a driving pressing plate, the screw is mounted on the boss, the shrinkage pressing claws are at least two and are circumferentially and uniformly arranged around the screw, the shrinkage pressing claws comprise positioning pins and pressing claws, the positioning pins are fixedly mounted on the boss, and one ends of the pressing claws are in rotating fit with the positioning pins; the driving pressing plate is provided with a screw hole in threaded fit with the screw rod, and at least two rotating pins used for driving the pressing claw to swing along the positioning pin are uniformly arranged on the driving pressing plate along the circumferential direction of the axis of the screw hole.

5. the hand-operated efficient labor-saving clean bearing grease injection device according to claim 4, is characterized in that: a strip-shaped hole is formed in the pressing claw along the length direction of the pressing claw, the upper end of the rotating pin is installed on the driving pressing plate, and the lower end of the rotating pin is in sliding fit with the strip-shaped hole.

6. The hand-operated efficient labor-saving clean bearing grease injection device according to claim 5, is characterized in that: the edge of the driving platen does not exceed the edge of the boss.

7. The hand-operated efficient labor-saving clean bearing grease injection device according to any one of claims 1 to 6, characterized in that: the oil injection structure comprises an oil conveying channel, one end of the oil conveying channel is connected with an oil storage cavity, and the other end of the oil conveying channel is communicated with the grease cavity.

8. The hand-operated efficient labor-saving clean bearing grease injection device according to claim 7, is characterized in that: the oil transportation channel comprises a base channel arranged on the base and an introduction channel extending upwards from the lower end of the supporting column, the introduction end of the introduction channel is communicated with the base channel, and the leading-out end of the introduction channel is communicated with the grease cavity.

9. The hand-operated efficient labor-saving clean bearing grease injection device according to claim 8, characterized in that: be equipped with the oil storage tank on the base, the oil storage chamber does the inner space of oil storage tank, the oil storage tank is including a jar body and extrusion bolt, the inner wall of the jar body with extrusion bolt screw-thread fit connects.

10. the hand-operated efficient labor-saving clean bearing grease injection device according to claim 9, is characterized in that: be equipped with the connecting piece on the urceolus, drive assembly includes bracing piece, rocking arm and link, the bracing piece is installed on the base, along on the rocking arm the length direction of rocking arm is equipped with drive end, articulated position and link in proper order, articulated position with the upper end of bracing piece is articulated, the link is equipped with the link, the lower extreme of link with the connecting piece is connected, the upper end of link with the link articulates.