CN210000024U - bogie wheel mounting device - Google Patents
bogie wheel mounting device Download PDFInfo
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- CN210000024U CN210000024U CN201921838581.0U CN201921838581U CN210000024U CN 210000024 U CN210000024 U CN 210000024U CN 201921838581 U CN201921838581 U CN 201921838581U CN 210000024 U CN210000024 U CN 210000024U
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- inner sleeve
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Abstract
The utility model relates to an kind of platform wheel installation device belongs to the fixed technical field of platform wheel, including axletree, platform wheel and card wheel, still include left end bearing endotheca, right-hand member bearing endotheca, two bearings and end cover, left end bearing endotheca and right-hand member bearing endotheca are all installed at platform wheel installation epaxially, the right side of right-hand member bearing endotheca is installed on the shoulder, the right-hand member of left end bearing endotheca and the left end grafting cooperation of right-hand member bearing endotheca, the end cover passes through the bolt and installs on axletree left end face, the left side at left end bearing endotheca is still installed in the top tightly to the end cover, the length of platform wheel installation axle is less than the length of left end bearing endotheca and right-hand member bearing endotheca installation back hole for there is horizontal drunkenness and operation abnormal sound, the life that the lubrication shortage.
Description
Technical Field
The utility model relates to an kind of platform truck wheel installation devices belongs to the fixed technical field of platform truck wheel.
Background
In addition, in order to ensure the normal rolling operation of the trolley wheels, a lubricating oil injection mode is adopted in , oil passages are designed at the end parts of the wheel shafts and led into a side bearing, then the trolley wheels enter another bearing for lubrication, insufficient lubrication is easily caused due to too low oil pressure, and the phenomenon that the trolley wheels are blocked due to too high temperature of the bearing is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to prior art exists, provide kinds of platform wheel installation devices for there is horizontal drunkenness and operation abnormal sound, lubricated not enough life that leads to when solving among the prior art platform wheel installation fixed to reduce, the technical problem that the fault rate is high.
kinds of platform wheel installation device, including axletree, platform wheel and card wheel all rotate and install on the axletree, the axletree sets up to the shoulder shaft, the platform wheel is installed on the left platform wheel installation axle of axletree, the card wheel is installed on the card wheel installation axle on the right side of axletree, the diameter of platform wheel installation axle is less than the diameter of card wheel installation axle, the shoulder is formed to the ladder platform between platform wheel installation axle and the card wheel installation axle;
the trolley wheel comprises a trolley wheel shaft, and is characterized by further comprising a left end bearing inner sleeve, a right end bearing inner sleeve, two bearings and an end cover, wherein the left end bearing inner sleeve and the right end bearing inner sleeve are both arranged on the trolley wheel mounting shaft, the right side of the right end bearing inner sleeve is arranged on a shoulder, the right end of the left end bearing inner sleeve is in splicing fit with the left end of the right end bearing inner sleeve, the end cover is arranged on the left end surface of the trolley wheel shaft through a bolt, the end cover is also tightly propped and arranged on the left side of the left end bearing inner sleeve, and the length of the trolley wheel mounting shaft is smaller than that;
the bearing assembly platform comprises a left end bearing inner sleeve and a right end bearing inner sleeve, wherein the outer peripheral surfaces of the left end bearing inner sleeve and the right end bearing inner sleeve are respectively provided with a bearing mounting platform and an oil seal mounting platform, the outer diameter of the oil seal mounting platform is larger than that of the bearing mounting platform, the trolley wheel is rotatably mounted on the bearing mounting platforms of the left end bearing inner sleeve and the right end bearing inner sleeve through bearings, the wall of a shaft hole of the trolley wheel is provided with an upper groove with a triangular section, the right end surface of the left end bearing inner sleeve is provided with a chamfer, the chamfer of the right end bearing inner sleeve and the chamfer of the left end bearing inner sleeve form lower grooves with triangular sections, and a plurality of limiting beads are mounted between the upper groove and.
The utility model has the advantages that: the left end bearing inner sleeve and the right end bearing inner sleeve are arranged on the wheel shaft in a splicing fit mode, and the end cover is arranged on the left end face of the wheel shaft through a bolt, so that the left end bearing inner sleeve and the right end bearing inner sleeve are tightly mounted and fixed, and the stability of the device is improved; through setting up upper groove and low groove and installing the spacing pearl of a plurality of between upper groove and low groove, carry on spacingly to the axial of left end bearing endotheca and right-hand member bearing endotheca, and then carry on spacingly to the axial of bearing to produce axial pressure to the bearing when preventing the platform wheel atress, lead to the bearing to take place the phenomenon of axial float, reduce the fault rate of device and extension fixture's life.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
, the automobile wheel axle bearing further comprises an oil filling pipeline used for providing lubrication for the bearing, the oil filling pipeline comprises an oil filling hole, an oil way and a branch oil way, the oil filling hole, the oil way and the branch oil way are arranged on an end cover, a plugging mechanism used for sealing the oil filling hole is arranged on the end cover, the oil way is arranged inside the wheel axle, the branch oil way is arranged inside a left end bearing inner sleeve and a right end bearing inner sleeve, the end of the oil way is communicated with the oil filling hole, the end of the oil way is communicated with the branch oil way arranged on the left end bearing inner sleeve and the right end bearing inner sleeve respectively, and the branch oil way.
The scheme adopting the step has the advantages that the bearings are lubricated by arranging the oil injection pipeline, the phenomenon of seizure caused by insufficient lubrication in the use process of the bearings is prevented, the failure rate of the device in use is reduced, the two bearings are lubricated simultaneously by the branch oil passages which are respectively communicated with the bearing mounting tables of the two bearings, the phenomenon of insufficient lubrication of any bearings is prevented, and uniform lubrication is ensured.
steps are advanced, the shutoff mechanism includes pressure spring, pressure ball and oil cup gland, the oil filler point sets up to the ladder groove, the end of pressure spring is fixed in the ladder groove bottom, end installation pressure ball in addition, the oil cup gland is fixed on the ladder groove of end cover, oil cup gland inboard sets up and imbeds complex shrinkage pool with the pressure ball, the pressure ball pushes up under the pressure effect of pressure spring on the shrinkage pool of oil cup gland, the diameter of shrinkage pool is less than the diameter of pressure ball, install O type sealing washer between the right-hand member face of end cover and the left end face of axletree.
The scheme adopting the step has the advantages that the oil injection pipeline is blocked by arranging the blocking mechanism to prevent lubricating oil from leaking, the pressure ball is matched with the oil cup gland in an embedded mode under the action of the pressure spring, the oil injection operation can be carried out only by pushing the pressure ball to separate from the oil cup gland during oil injection, the pressure ball is separated after the oil injection is finished, the oil injection operation is convenient and quick, the oil injection operation can be realized by resetting the pressure ball under the elastic action of the pressure spring and embedding the pressure ball into the concave hole of the oil cup gland, and the oil injection efficiency is improved.
, a graphite sleeve is further installed between the clamping wheel and the wheel axle, a spacer ring is installed at the right end of the clamping wheel, the graphite sleeve and the clamping wheel installation shaft are in interference fit, the graphite sleeve and the clamping wheel are in clearance fit, an annular boss is arranged on the right end face of the right end bearing inner sleeve, an annular boss is arranged on the left end face of the spacer ring, annular grooves are formed in two end faces of the clamping wheel, the annular boss of the right end bearing inner sleeve is inserted into the annular groove in the left end of the clamping wheel, the annular boss of the spacer ring is inserted into the annular groove in the right end of the clamping wheel, and the axle hole of the spacer ring is in interference fit with the wheel axle.
Adopt above-mentioned step of beneficial effect of scheme to advance to be through setting up the graphite sleeve, improve the wearability between calorie wheel and the axletree, prolong the life of device.
And , arranging a wear-resistant part at the bottom of the annular groove at the left end of the clamping wheel, and arranging a wear-resistant part on the annular boss of the spacer ring.
Adopt above-mentioned step's beneficial effect to advance is, through setting up wearing parts, improves the wearability between card wheel and right-hand member bearing inner race and the spacer ring, the life of extension fixture.
Step , the platform truck wheel hole sets up oil blanket mounting hole and bearing mounting hole, the bearing mounting hole sets up the both sides at last recess respectively, the oil blanket mounting hole sets up the both sides at the bearing mounting hole respectively, install the skeleton oil blanket between the oil blanket mounting hole of platform truck wheel and left end bearing endotheca and the right-hand member bearing endotheca respectively, install the tetrafluoro sealing washer between the leftmost end outer peripheral face of platform truck wheel and left end bearing endotheca, install the tetrafluoro sealing washer between the rightmost end outer peripheral face of platform truck wheel and right-hand member bearing endotheca.
Adopt above-mentioned step's beneficial effect to advance, through setting up skeleton oil blanket and tetrafluoro sealing washer, improve the leakproofness of device, prevent the phenomenon that takes place lubricating oil and leak.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a front view of the wheel axle;
FIG. 5 is a schematic cross-sectional view of the carriage wheel;
fig. 6 is a schematic structural diagram of the left end bearing inner sleeve and the right end bearing inner sleeve after being inserted and installed.
In the figure, 1, a wheel axle, 2, a right end bearing inner sleeve, 3, a tetrafluoro sealing ring, 4, a trolley wheel, 5, a limiting ball, 6, a bearing, 7, a framework oil seal, 8, a left end bearing inner sleeve, 9, an end cover, 10, a bolt, 11, an oil cup gland, 12, a pressure ball, 13, a pressure spring, 14, an O-shaped sealing ring, 15, an oil way, 16, a spacer ring, 17, a clamping wheel, 18, a graphite sleeve, 19, a bearing mounting table, 20, a chamfer, 21, a lower groove, 22, an oil seal mounting table, 23, a branch oil way, 24, a wear-resistant part, 1-1, a clamping wheel mounting shaft, 1-2, a trolley wheel mounting shaft, 1-3, a left end face of the wheel axle, 1-4, a shoulder table, 4-1, an oil seal mounting hole, 4-2, a bearing mounting hole, 4-3, an upper groove, L1, the length of the trolley wheel mounting shaft, and the length of an inner hole after the left end bearing.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
trolley wheel installation devices, including a trolley wheel 1, a trolley wheel 4 and a trolley wheel 17, wherein the trolley wheel 4 and the trolley wheel 17 are both rotatably installed on the trolley wheel 1, the trolley wheel 1 is set as a stepped shaft, the trolley wheel 4 is installed on a trolley wheel installation shaft 1-2 on the left side of the trolley wheel 1, the trolley wheel 17 is installed on a trolley wheel installation shaft 1-1 on the right side of the trolley wheel 1, the diameter of the trolley wheel installation shaft 1-2 is smaller than that of the trolley wheel installation shaft 1-1, and a shoulder 1-4 is formed by the stepped platform between the trolley wheel installation shaft 1-2 and the trolley wheel installation shaft 1-1;
the trolley wheel further comprises a left end bearing inner sleeve 8, a right end bearing inner sleeve 2, two bearings 6 and an end cover 9, wherein the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2 are both arranged on a trolley wheel mounting shaft 1-2, the right side of the right end bearing inner sleeve 2 is arranged on a shoulder 1-4, the right end of the left end bearing inner sleeve 8 is in splicing fit with the left end of the right end bearing inner sleeve 2, the right end face of the left end bearing inner sleeve 8 is provided with a boss, the left end face of the right end bearing inner sleeve 2 is provided with a groove in insertion fit with the boss, the end cover 9 is arranged on the left end face 1-3 of a wheel shaft through a bolt 10, the end cover 9 is also tightly propped against the left side of the left end bearing inner sleeve 8, and the length L1 of the trolley wheel mounting shaft 1-2 is smaller than the length L2;
the outer peripheral surfaces of the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2 are respectively provided with a bearing mounting table 19 and an oil seal mounting table 22, the outer diameter of the oil seal mounting table 22 is larger than that of the bearing mounting table 19, the platform wheel 4 is rotatably mounted on the bearing mounting tables 19 of the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2 through a bearing 6, the wall of a shaft hole of the platform wheel 4 is provided with an upper groove 4-3 with a triangular cross section, the right end surface of the left end bearing inner sleeve 8 is provided with a chamfer, the left end surface of the right end bearing inner sleeve 2 is provided with a chamfer, the chamfer of the left end bearing inner sleeve 8 and the chamfer of the right end bearing inner sleeve 2 jointly form lower grooves 21 with triangular cross sections, and a plurality of limiting beads 5 are mounted between the upper groove 4-3 and.
The lubricating device further comprises an oil injection pipeline for providing lubrication for the bearings 6, the oil injection pipeline comprises oil injection holes formed in an end cover 9, an oil way 15 and a branch oil way 23, a plugging mechanism used for sealing the oil injection holes is arranged on the end cover 9, the oil way 15 is arranged inside the wheel shaft 1, the branch oil way 23 is arranged inside the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2, the 15 end of the oil way is communicated with the oil injection holes, the other end of the oil way is respectively communicated with the branch oil way 23 arranged on the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2, the branch oil way 23 is further communicated with the bearing mounting table 19, the bearings 6 are lubricated by the oil injection pipeline, the phenomenon that the bearings 6 are blocked due to insufficient lubrication in the using process is prevented, the failure rate of the device in use is reduced, the branch oil way 23 is respectively communicated with the bearing mounting tables 19 of the two bearings 6, the two bearings 6 are lubricated at the same time, the phenomenon that the bearings 6 are not lubricated enough.
The plugging mechanism comprises a pressure spring 13, a pressure ball 12 and an oil cup gland 11, the oil injection hole is arranged to be a stepped groove, the end of the pressure spring 13 is fixed to the bottom of the stepped groove, the pressure ball 12 is installed at the end, the oil cup gland 11 is fixed to the stepped groove of the end cover 9, a concave hole matched with the pressure ball 12 in an embedded mode is formed in the inner side of the oil cup gland 11, the pressure ball 12 abuts against the concave hole of the oil cup gland 11 under the pressure effect of the pressure spring 13, the diameter of the concave hole is smaller than that of the pressure ball 12, an O-shaped sealing ring 14 is installed between the right end face of the end cover 9 and the left end face 1 of the wheel shaft, the oil injection pipeline is plugged through the plugging mechanism, lubricating oil leakage is prevented, the oil injection operation can be carried out only by abutting against the pressure ball 12 to enable the pressure ball 12 to be separated from the oil cup gland 11 during oil injection, the oil injection ball 12 leaves the pressure ball 12 after the oil injection is completed, the oil injection pipeline is reset under the elastic effect of the pressure spring 13, the oil cup gland 11 is.
The wear-resistant wheel is characterized in that a graphite sleeve 18 is further arranged between the clamping wheel 17 and the wheel shaft 1, a spacer ring 16 is arranged at the right end of the clamping wheel 17, the graphite sleeve 18 and the clamping wheel mounting shaft 1-1 are in interference fit, the graphite sleeve 18 and the clamping wheel 17 are in clearance fit, an annular boss is arranged on the right end face of the right bearing inner sleeve 2, an annular boss is arranged on the left end face of the spacer ring 16, annular grooves are formed in two end faces of the clamping wheel 17, the annular boss of the right bearing inner sleeve 2 is inserted into the annular groove in the left end of the clamping wheel 17, the annular boss of the spacer ring 16 is inserted into the annular groove in the right end of the clamping wheel 17, a shaft hole of the spacer ring 16 is in interference fit with the wheel shaft 1, the wear resistance between the clamping wheel 17 and the wheel shaft 1 is improved by arranging the graphite sleeve 18.
The bottom of the annular groove at the left end of the clamping wheel 17 is provided with a wear-resistant part 24, the annular boss of the spacer ring 16 is provided with the wear-resistant part 24, and by arranging the wear-resistant part 24, the wear resistance between the clamping wheel 17 and the right end bearing inner sleeve 2 and the spacer ring 16 is improved, and the service life of the device is prolonged.
The inner hole of the trolley wheel 4 is provided with an oil seal mounting hole 4-1 and a bearing mounting hole 4-2, the bearing mounting holes 4-2 are respectively arranged at two sides of the upper groove 4-3, the oil seal mounting holes 4-1 are respectively arranged at two sides of the bearing mounting hole 4-2, a framework oil seal 7 is respectively arranged between the oil seal mounting hole 4-1 of the trolley wheel 4 and the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2, a tetrafluoro seal ring 3 is arranged between the trolley wheel 4 and the leftmost end outer peripheral face of the left end bearing inner sleeve 8, the tetrafluoro seal ring 3 is arranged between the trolley wheel 4 and the rightmost end outer peripheral face of the right end bearing inner sleeve 2, and the framework oil seal 7 and the tetrafluoro seal ring 3 are arranged to improve the sealing performance of the device and prevent lubricating oil leakage.
The left end bearing inner sleeve 8 and the right end bearing inner sleeve 2 are arranged on the wheel shaft 1 in a matched insertion mode, and the end cover 9 is arranged on the left end face 1-3 of the wheel shaft through the bolt 10, so that the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2 are tightly mounted and fixed, and the stability of the device is improved; the axial directions of the left end bearing inner sleeve 8 and the right end bearing inner sleeve 2 are limited by arranging the upper groove 4-3 and the lower groove 21 and the plurality of limiting beads 5 arranged between the upper groove 4-3 and the lower groove 21, and further the axial direction of the bearing 6 is limited, so that the phenomenon that the bearing 6 moves axially due to the fact that axial pressure is generated on the bearing 6 when the trolley wheel 4 is stressed is prevented, the failure rate of the device is reduced, and the service life of the device is prolonged.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
- The mounting device for the wheels comprises a wheel shaft, wheels and a clamping wheel, wherein the wheels and the clamping wheel are rotatably mounted on the wheel shaft, the wheel shaft is arranged as a stepped shaft, the wheels are mounted on a wheel mounting shaft on the left side of the wheel shaft, the clamping wheel is mounted on a wheel mounting shaft on the right side of the wheel shaft, the diameter of the wheel mounting shaft is smaller than that of the wheel mounting shaft, a shoulder is formed by a stepped platform between the wheel mounting shaft and the clamping wheel mounting shaft, the mounting device is characterized by further comprising a left end bearing inner sleeve, a right end bearing inner sleeve, two bearings and an end cover, the left end bearing inner sleeve and the right end bearing inner sleeve are both mounted on the wheel mounting shaft, the right end bearing inner sleeve is mounted on the shoulder, the right end of the left end bearing inner sleeve is in plug fit with the left end of the right end bearing inner sleeve, the end cover is mounted on the left end face of the wheel shaft through bolts, the end cover is tightly mounted on the left side of the left end bearing inner sleeve, the mounting shaft is shorter than the left end bearing inner sleeve and the right end bearing inner sleeve after the left end bearing inner sleeve and the right end bearing inner sleeve are mounted, the bearing inner sleeve is mounted on the bearing inner bearing, the bearing mounting shaft is arranged through a plurality of the chamfer angle, the bearing mounting grooves 35chamfer angle is formed by the bearing mounting grooves, the bearing ball, the bearing mounting grooves, the bearing inner grooves of the bearing inner bearing mounting grooves, the bearing inner bearing mounting shaft is arranged on the bearing mounting shaft.
- 2. The kinds of platform wheel installation devices of claim 1, further comprising an oil filling pipeline for providing lubrication to the bearing, wherein the oil filling pipeline comprises an oil filling hole, an oil path and a branch oil path, the oil filling hole, the oil path and the branch oil path are arranged on the end cover, the end cover is provided with a plugging mechanism for sealing the oil filling hole, the oil path is arranged inside the wheel axle, the branch oil path is arranged inside the left end bearing inner sleeve and the right end bearing inner sleeve, the end of the oil path is communicated with the oil filling hole, the other end of the oil path is respectively communicated with the branch oil path arranged on the left end bearing inner sleeve and the right end bearing inner sleeve, and the branch oil path is also communicated with the bearing installation platform.
- 3. The kinds of platform wheel installation devices of claim 2, wherein the plugging mechanism includes a compression spring, a pressure ball and an oil cup gland, the oil filler hole is arranged as a step groove, the end of the compression spring is fixed at the bottom of the step groove, the pressure ball is installed at the end, the oil cup gland is fixed on the step groove of the end cover, a concave hole matched with the pressure ball in an embedding manner is arranged inside the oil cup gland, the pressure ball is pressed against the concave hole of the oil cup gland under the pressure effect of the compression spring, the diameter of the concave hole is smaller than that of the pressure ball, and an O-shaped seal ring is installed between the right end face of the end cover and the left end face of the wheel shaft.
- 4. The kinds of trolley wheel installation devices of claim 3, wherein a graphite sleeve is further installed between the truck wheel and the trolley axle, a spacer ring is installed at the right end of the truck wheel, the graphite sleeve and the truck wheel installation axle are in interference fit, the graphite sleeve and the truck wheel are in clearance fit, an annular boss is arranged on the right end face of the right end bearing inner sleeve, an annular boss is arranged on the left end face of the spacer ring, annular grooves are arranged on both end faces of the truck wheel, the annular boss of the right end bearing inner sleeve is inserted into the annular groove at the left end of the truck wheel, the annular boss of the spacer ring is inserted into the annular groove at the right end of the truck wheel, and the axle hole of the spacer ring is in interference fit with the trolley axle.
- 5. The mounting device for wheels of a trolley according to claim 4, wherein a wear-resistant member is disposed on the bottom of the annular groove at the left end of the clamp wheel, and a wear-resistant member is disposed on the annular boss of the spacer ring.
- 6. The kinds of trolley wheel installation devices of claim 5, wherein the trolley wheel inner hole is provided with oil seal installation holes and bearing installation holes, the bearing installation holes are respectively arranged at both sides of the upper groove, the oil seal installation holes are respectively arranged at both sides of the bearing installation hole, framework oil seals are respectively arranged between the oil seal installation hole of the trolley wheel and the left end bearing inner sleeve and the right end bearing inner sleeve, a tetrafluoro seal ring is arranged between the trolley wheel and the leftmost end outer peripheral surface of the left end bearing inner sleeve, and a tetrafluoro seal ring is arranged between the trolley wheel and the rightmost end outer peripheral surface of the right end bearing inner sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921838581.0U CN210000024U (en) | 2019-10-30 | 2019-10-30 | bogie wheel mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921838581.0U CN210000024U (en) | 2019-10-30 | 2019-10-30 | bogie wheel mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210000024U true CN210000024U (en) | 2020-01-31 |
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ID=69311488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921838581.0U Active CN210000024U (en) | 2019-10-30 | 2019-10-30 | bogie wheel mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210000024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325651A (en) * | 2020-09-25 | 2021-02-05 | 阳春新钢铁有限责任公司 | Novel isolating ring of sintering machine trolley and method for repairing abrasion of body |
-
2019
- 2019-10-30 CN CN201921838581.0U patent/CN210000024U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325651A (en) * | 2020-09-25 | 2021-02-05 | 阳春新钢铁有限责任公司 | Novel isolating ring of sintering machine trolley and method for repairing abrasion of body |
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