CN219914311U - Hub flatness checking fixture - Google Patents
Hub flatness checking fixture Download PDFInfo
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- CN219914311U CN219914311U CN202321279728.3U CN202321279728U CN219914311U CN 219914311 U CN219914311 U CN 219914311U CN 202321279728 U CN202321279728 U CN 202321279728U CN 219914311 U CN219914311 U CN 219914311U
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- hub
- mounting boxes
- hydraulic cylinder
- speed reducer
- support
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 21
- 238000007689 inspection Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 description 16
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a hub flatness gauge which comprises a workbench, wherein an inverted L-shaped support is fixedly arranged on one side of the front end of the top surface of the workbench, a vertical support is fixedly arranged on the other side of the front end of the top surface of the workbench, a motor and a speed reducer are fixedly arranged on the horizontal part of the inverted L-shaped support, an output shaft of the motor is fixedly connected with an input shaft of the speed reducer, a first hydraulic cylinder is horizontally and rotatably arranged on the vertical support, one ends of the output shaft of the speed reducer, which are opposite to a piston rod of the first hydraulic cylinder, are detachably connected with support shafts, clamping blocks are coaxially and fixedly connected with one ends of the two support shafts, a support column is coaxially and fixedly arranged on one side, far away from the motor, of the clamping blocks on the same side as the first hydraulic cylinder, an inserting column is coaxially and fixedly arranged on one side, far from the first hydraulic cylinder, of the clamping blocks are provided with blind holes, and the inserting columns can be inserted into the blind holes. The utility model can vertically clamp and fix the hub, can simultaneously measure the two side edges of the hub, and has higher measuring efficiency and quality.
Description
Technical Field
The utility model belongs to the technical field of hub detection, and particularly relates to a hub flatness detection tool.
Background
The wheel hub is a cylindrical metal part with the inner outline of the tire for supporting the tire and the center of the metal part is arranged on the shaft, and is also called a rim, a steel ring, a wheel and a bell, and the wheel hub has various types according to different diameters, widths, molding modes, materials and the like. According to the requirements, the produced hub generally passes through the detection of multiple performances such as nondestructive testing, thickness testing, complete fatigue testing, strength testing, flatness testing and the like. When the flatness of the two side edges of the hub is detected, the hub is generally flatly placed and fixed, then the measuring heads of measuring instruments such as dial gauges are abutted against the side edge of the top side of the hub, the hub is controlled to rotate at least one circle, the flatness of the side edge can be detected, the hub is turned over, and the flatness of the other side edge of the hub can be continuously detected according to the above. However, in the actual operation, the flatness of one side edge part can be detected at a time, so that the hub needs to be disassembled and assembled back and forth to change the measuring surface, the whole operation is complicated, inconvenient, time-consuming and labor-consuming, and the measuring efficiency is low. Meanwhile, the influence of the flatness of the placing plane and the flatness of the measured side surface of the hub is limited, the measurement result is not accurate enough, the measurement quality is not high, and the improvement is needed.
Disclosure of Invention
Accordingly, the present utility model is directed to a hub flatness inspection device, which can vertically clamp and fix a hub and simultaneously measure two side edges thereof, so as to solve the above-mentioned problems.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a hub flatness gauge, includes the workstation, set firmly the L shape support of falling on one side of workstation top surface front end, set firmly vertical support on the opposite side, set firmly motor and speed reducer on the horizontal part of L shape support of falling, the output shaft of motor and the coaxial fixed connection of input shaft of speed reducer, the horizontal just rotation of vertical support is equipped with first pneumatic cylinder, the output shaft of speed reducer and the piston rod of first pneumatic cylinder set up relatively and both relative one end all can dismantle and be connected with the fulcrum, the coaxial fixed connection of two opposite one ends has the clamp block, has set firmly the pillar on the one side of keeping away from the motor with the clamp block of motor homonymy, set firmly the spliced pole on the coaxial one side of keeping away from first pneumatic cylinder with the clamp block of first pneumatic cylinder, the blind hole has been seted up to the tail end of pillar, the spliced pole can peg graft in the blind hole; the automatic measuring device is characterized in that a back plate is vertically arranged at the rear end of the top surface of the workbench, a top plate is horizontally arranged at the top end of the back plate forward, a guide rail is arranged at the bottom of the top plate along the left-right direction, two electric sliding blocks are arranged on the guide rail in a sliding mode, second hydraulic cylinders are vertically and fixedly arranged at the bottoms of the two electric sliding blocks, piston rods of the two second hydraulic cylinders face downwards and are fixedly connected with dial gauges, and measuring heads of the two dial gauges are arranged oppositely.
Preferably, the end parts of the output shaft of the speed reducer and the piston rod of the first hydraulic cylinder are coaxially and fixedly connected with square mounting boxes, one sides opposite to the two mounting boxes are opened, electric push rods are arranged on the outer walls of the four sides of the two mounting boxes, the free ends of the electric push rods face to one side far away from the corresponding mounting boxes and are fixedly connected with limiting plates, limiting plates are arranged on the left end and the right end of the limiting plates, which are close to one side of the corresponding mounting boxes, through holes in adaptation are formed in the mounting boxes corresponding to the limiting plates, mounting blocks matched with the corresponding mounting boxes are coaxially and fixedly arranged at one ends of the supporting shafts, which are close to the corresponding mounting boxes, of the corresponding mounting blocks, and the corresponding slots are formed in the positions of the mounting blocks, which correspond to the limiting plates, of the corresponding mounting boxes can be inserted into the corresponding mounting boxes through the corresponding through holes and are inserted into the corresponding slots.
Preferably, the support column is matched with the central hole of the tested hub, one side of each of the two opposite clamping blocks is respectively matched with the end faces at the two ends of the central hole of the tested hub, and the inserted column is matched with the blind hole.
Preferably, the four corners of the bottom surface of the workbench are provided with supporting legs.
Preferably, the bottoms of the supporting legs are fixedly provided with rubber anti-slip pads.
Preferably, the middle parts of the front end and the rear end of the bottom surface of the workbench are vertically and fixedly provided with third hydraulic cylinders, piston rods of the third hydraulic cylinders face downwards and are fixedly connected with bottom plates, and the bottom plates are horizontally arranged along the left and right directions, and the left and right ends of the bottom plates are respectively connected with truckles.
The beneficial effects of the utility model are as follows: when the device is used, the central hole of the hub to be tested is aligned with the support column, the hub to be tested is sleeved on the support column, and at the moment, one side of the hub to be tested can be abutted with the clamping block corresponding to the support column. Then, the first hydraulic cylinder is operated to enable the piston rod of the first hydraulic cylinder to extend, and the inserting column and the other clamping block can be driven to move towards the tested hub until the inserting column is inserted into the blind hole in the support column, and at the moment, the other clamping block can be propped against the other side of the tested hub, so that stable and reliable vertical clamping and fixing of the tested hub are achieved. Then, the two second hydraulic cylinders are operated to enable the piston rods of the two second hydraulic cylinders to extend, the two dial gauges can be driven to move downwards until the measuring heads of the two dial gauges are aligned with the edge parts of the two sides of the measured hub, and then the two electric sliding blocks are operated to adjust the horizontal positions of the two dial gauges until the measuring heads of the two dial gauges respectively collide with the edge parts of the two sides of the measured hub. Then, the motor is operated, and under the cooperation of the speed reducer, the first hydraulic cylinder is additionally arranged in a rotating mode, so that the tested hub which is firmly clamped can be driven to rotate at least one circle at a low speed, and the flatness of the two side edges of the tested hub can be measured through the two dial indicators. After the detection is finished, the dial indicator and the inserting column are retracted and reset, and then the detected hub is taken down from the support column. To sum up, through this device, can realize fixed to the vertical quick clamping of measured hub, and can cooperate to realize detecting the while of its both sides limit portion roughness after once clamping, need not to make a round trip to dismouting trade face operation for whole detection operation is simpler convenient, labour saving and time saving, detection efficiency is higher, and has avoided other planar adverse effect when keeping flat, and the testing result is more accurate reliable, and detection quality is higher.
In addition, two fulcrums are connected with the detachable connection of corresponding speed reducer and first pneumatic cylinder for two fulcrums can be nimble dismouting change, thereby make the clamping demand of the measured wheel hub of clamping piece and pillar etc. parts ability flexible adaptation multiple different specification sizes, in addition the nimble regulation of amesdial height and horizontal position, can satisfy the detection demand of the both sides roughness of the measured wheel hub of multiple specification, make the application scope of whole device wider, it is nimble convenient and practical to use.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic diagram of the front view structure of the present utility model during detection;
FIG. 3 is a schematic diagram of the front view of the post of the present utility model in connection with the post;
FIG. 4 is a schematic view showing the front view of the mounting box of the present utility model;
FIG. 5 is a schematic right-hand structural view of the mounting box of the present utility model;
FIG. 6 is a schematic diagram of the front view of the mounting block of the present utility model;
FIG. 7 is a schematic diagram showing the front view of the mounting box and mounting block of the present utility model;
reference numerals in the drawings: the hydraulic support comprises a workbench, an inverted L-shaped support, a vertical support, a motor, a speed reducer, a first hydraulic cylinder, a supporting shaft, a clamping block, a post, a blind hole, a back plate, a top plate, a guide rail, an electric slide block, a second hydraulic cylinder, a dial indicator, a mounting box, an electric push rod, a limiting plate, a through hole, a mounting block, a slot, a supporting leg, a rubber anti-skid pad, a third hydraulic cylinder, a bottom plate and a castor.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
as shown in fig. 1 to 7, the hub flatness gauge comprises a workbench 1, wherein an inverted L-shaped support 2 is fixedly arranged on one side of the front end of the top surface of the workbench 1, and a vertical support 3 is fixedly arranged on the other side of the front end of the top surface of the workbench. The horizontal part of the inverted L-shaped support 2 is fixedly provided with a motor 4 and a speed reducer 5, an output shaft of the motor 4 is fixedly connected with an input shaft of the speed reducer 5 coaxially, the vertical support 3 is horizontally and rotationally provided with a first hydraulic cylinder 6, an output shaft of the speed reducer 5 is oppositely arranged with a piston rod of the first hydraulic cylinder 6, and one opposite ends of the output shaft and the piston rod are detachably connected with a support shaft 7. The opposite ends of the two support shafts 7 are coaxially and fixedly connected with clamping blocks 8, a support column 9 is coaxially and fixedly arranged on one side, far away from the motor 4, of the clamping blocks 8 on the same side as the motor 4, a plug column 10 is coaxially and fixedly arranged on one side, far away from the first hydraulic cylinder 6, of the clamping blocks 8 on the same side as the first hydraulic cylinder 6, a blind hole 11 is formed in the tail end of the support column 9, and the plug column 10 can be plugged in the blind hole 11. The rear end of the top surface of the workbench 1 is vertically provided with a back plate 12, the top end of the back plate 12 is horizontally provided with a top plate 13 forwards, the bottom of the top plate 13 is provided with a guide rail 14 along the left-right direction, the guide rail 14 is provided with two electric sliding blocks 15 in a sliding manner, the bottoms of the two electric sliding blocks 15 are vertically and fixedly provided with second hydraulic cylinders 16, the piston rods of the two second hydraulic cylinders 16 face downwards and are fixedly connected with dial indicators 17, and measuring heads of the two dial indicators 17 are oppositely arranged;
when the device is used, the center hole of the hub to be tested is aligned with the support column 9, the hub to be tested is sleeved on the support column 9, and at the moment, one side of the hub to be tested can be abutted with the clamping block 8 corresponding to the support column 9. Then, the first hydraulic cylinder 6 is operated to extend the piston rod thereof, and the inserting column 10 and the other clamping block 8 can be driven to move towards the hub to be tested until the inserting column 10 is inserted into the blind hole 11 positioned in the support column 9, and at the moment, the other clamping block 8 can be propped against the other side of the hub to be tested, so that stable and reliable vertical clamping and fixing of the hub to be tested are realized. Then, the two second hydraulic cylinders 16 are operated to extend the piston rods of the two second hydraulic cylinders, so that the two dial indicators 17 can be driven to move downwards until the measuring heads of the two dial indicators 17 are aligned with the edges of the two sides of the hub to be measured, and then the two electric sliding blocks 15 are operated to adjust the horizontal positions of the two dial indicators 17 until the measuring heads of the two dial indicators 17 respectively collide with the edges of the two sides of the hub to be measured. Then, the motor 4 is operated, and the first hydraulic cylinder 6 is added to the motor under the cooperation of the speed reducer 5, so that the firmly clamped tested hub can be driven to rotate at least one circle at a low speed, and the flatness of the two side edges of the tested hub can be measured through the two dial indicators 17. After the detection is finished, the dial indicator 17 and the inserting column 10 are retracted and reset, and then the detected hub is taken down from the supporting column 9. To sum up, through this device, can realize fixed to the vertical quick clamping of measured hub, and can cooperate to realize detecting the while of its both sides limit portion roughness after once clamping, need not to make a round trip to dismouting trade face operation for whole detection operation is simpler convenient, labour saving and time saving, detection efficiency is higher, and has avoided other planar adverse effect when keeping flat, and the testing result is more accurate reliable, and detection quality is higher. In addition, two support shafts 7 are connected with the corresponding speed reducer 5 and the first hydraulic cylinder 6 in a detachable manner, so that the two support shafts 7 can be flexibly disassembled and assembled and replaced, the clamping requirements of the tested hubs with various different specifications can be flexibly adapted to the components such as the clamping blocks 8 and the supporting columns 9, the height and the horizontal position of the dial indicator 17 are flexibly adjusted, the detection requirements of the flatness of the two sides of the tested hubs with various specifications can be met, and the whole device is wider in application range, more flexible, convenient and practical to use. The motor 4, the speed reducer 5, the first hydraulic cylinder 6, the electric sliding block 15, the second hydraulic cylinder 16, the dial indicator 17, the electric push rod 19, the third hydraulic cylinder 27 and the like are all adopted in the prior art.
In this embodiment, the output shaft of the speed reducer 5 and the end portion of the piston rod of the first hydraulic cylinder 6 are coaxially and fixedly connected with a square mounting box 18, opposite sides of the two mounting boxes 18 are open, electric push rods 19 are respectively arranged on the outer walls of the four sides of the two mounting boxes 18, and the free ends of the electric push rods 19 face to the side far away from the corresponding mounting boxes 18 and are fixedly connected with limiting plates 20. The left and right ends of the limiting plate 20, which are close to one side corresponding to the mounting box 18, are respectively provided with a limiting plugboard 21, and the mounting box 18 corresponding to the limiting plugboard 21 is provided with an adaptive through hole 22. The fulcrum 7 is close to the mounting block 23 of corresponding mounting box 18 all coaxial setting up of one end of corresponding mounting box 18, and the mounting block 23 peg graft in corresponding mounting box 18 and on the position department that corresponds with spacing picture peg 21 all offered looks adaptation slot 24, spacing picture peg 21 can stretch into corresponding mounting box 18 and peg graft in corresponding slot 24 through corresponding through-hole 22. In actual use, when the support shaft 7 is installed, only the installation blocks 23 on the support shaft 7 are aligned with the corresponding installation boxes 18 to be inserted into place, then the four groups of electric push rods 19 on the corresponding installation boxes 18 are operated to shrink the free ends of the four groups of electric push rods, and the corresponding limiting plugboards 21 can be driven to move towards the installation boxes 18 until the limiting plugboards 21 extend into the installation boxes 18 through the corresponding through holes 22 and are inserted into the corresponding slots 24 on the installation blocks 23, so that effective clamping and fixing of the installation blocks 23 can be completed, and stable installation of the corresponding support shaft 7 is realized. When the support shaft 7 is disassembled, the electric push rod 19 is operated again to extend the free end of the electric push rod, the corresponding limiting plugboard 21 can be driven to withdraw from the mounting box 18, the clamping and fixing of the mounting block 23 are released, and then the mounting block 23 is pulled out of the corresponding mounting box 18. Therefore, the support shaft 7 can be conveniently and quickly disassembled and assembled, so that the clamping blocks 8 and the support posts 9 matched with the tested hubs can be conveniently replaced, and the detection requirements of the flatness of the two sides of the tested hubs in various specifications can be met.
In this embodiment, the strut 9 is adapted to the central hole of the hub to be tested, opposite sides of the two clamping blocks 8 are respectively adapted to end surfaces at two ends of the central hole of the hub to be tested, and the insert post 10 is adapted to the blind hole 11, so as to facilitate the smooth and stable clamping and fixing of the corresponding hub to be tested.
In this embodiment, the four corners of the bottom surface of the workbench 1 are provided with legs 25 for effectively supporting and fixing the workbench.
In this embodiment, the bottom of the supporting leg 25 is fixedly provided with the rubber anti-slip pad 26, so that the friction between the supporting leg 25 and the ground can be further enhanced, and the stability of the device during fixing is improved, thereby being more beneficial to the stable performance of the detection operation.
In this embodiment, the middle parts of the front and rear ends of the bottom surface of the workbench 1 are vertically and fixedly provided with the third hydraulic cylinders 27, the piston rods of the third hydraulic cylinders 27 face downwards and are fixedly connected with the bottom plates 28, the bottom plates 28 are horizontally arranged along the left and right directions, and the left and right ends of the bottoms of the bottom plates are respectively connected with the casters 29, so that when a device needs to be moved, the corresponding bottom plates 28 can be pushed to move downwards by only operating the third hydraulic cylinders 27 to extend the piston rods of the third hydraulic cylinders, the casters 29 are pressed on the ground and the supporting legs 25 are suspended, and the whole device can be flexibly moved and walked through the cooperation of the four casters 29 on the two groups of bottom plates 28. After moving in place, the third hydraulic cylinder 27 is operated again to shrink the piston rod of the third hydraulic cylinder, so that the bottom plate 28 and the corresponding caster 29 are driven to move upwards to hang and the supporting leg 25 is abutted against the ground again, the device can be fixed again, the use of the device is not affected, and the whole use of the device is more flexible and convenient.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The utility model provides a hub flatness gauge, includes the workstation, its characterized in that, set firmly the L shape support of falling on one side of workstation top surface front end, set firmly vertical support on the opposite side, set firmly motor and speed reducer on the horizontal part of L shape support of falling, the coaxial fixed connection of output shaft and the input shaft of speed reducer of motor, the first pneumatic cylinder of being equipped with is just rotated to the vertical support upper level, the output shaft of speed reducer and the piston rod of first pneumatic cylinder set up relatively and both relative one end all can dismantle and be connected with the fulcrum, the equal coaxial fixed connection of two opposite one ends of fulcrum has the clamp block, has set firmly the pillar on the coaxial one side of keeping away from the motor with the clamp block of motor homonymy, set firmly the spliced pole on the coaxial one side of keeping away from first pneumatic cylinder with the clamp block of first pneumatic cylinder, the blind hole has been seted up to the tail end of pillar, the spliced pole can peg graft in the blind hole; the automatic measuring device is characterized in that a back plate is vertically arranged at the rear end of the top surface of the workbench, a top plate is horizontally arranged at the top end of the back plate forward, a guide rail is arranged at the bottom of the top plate along the left-right direction, two electric sliding blocks are arranged on the guide rail in a sliding mode, second hydraulic cylinders are vertically and fixedly arranged at the bottoms of the two electric sliding blocks, piston rods of the two second hydraulic cylinders face downwards and are fixedly connected with dial gauges, and measuring heads of the two dial gauges are arranged oppositely.
2. The hub flatness inspection tool according to claim 1, wherein the output shaft of the speed reducer and the end part of the piston rod of the first hydraulic cylinder are coaxially and fixedly connected with square mounting boxes, one sides opposite to the two mounting boxes are opened, electric push rods are arranged on the outer walls of the four sides of the two mounting boxes, the free ends of the electric push rods face to one side far away from the corresponding mounting boxes and are fixedly connected with limiting plates, limiting inserting plates are arranged at the left end and the right end of one side, close to the corresponding mounting boxes, of the limiting plates, through holes matched with the mounting boxes are formed in the mounting boxes, mounting blocks matched with the corresponding mounting boxes are coaxially and fixedly arranged at one ends, close to the corresponding mounting boxes, of the supporting shafts, the mounting blocks are inserted into the corresponding mounting boxes, the corresponding positions of the mounting blocks corresponding to the limiting inserting plates are provided with corresponding inserting grooves, and the limiting inserting plates can extend into the corresponding mounting boxes through the corresponding through holes and are inserted into the corresponding inserting grooves.
3. The hub flatness inspection tool according to claim 1, wherein the support post is matched with a central hole of the hub to be inspected, opposite sides of the two clamping blocks are respectively matched with end faces at two ends of the central hole of the hub to be inspected, and the insert post is matched with the blind hole.
4. The hub flatness inspection tool of claim 1, wherein legs are provided at four corners of the bottom surface of the table.
5. The hub flatness inspection tool of claim 4, wherein rubber anti-slip pads are fixedly arranged at the bottoms of the support legs.
6. The hub flatness inspection tool of claim 1, wherein a third hydraulic cylinder is vertically and fixedly arranged in the middle of the front end and the rear end of the bottom surface of the workbench, a piston rod of the third hydraulic cylinder faces downwards and is fixedly connected with a bottom plate, the bottom plate is horizontally arranged along the left-right direction, and casters are connected to the left end and the right end of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279728.3U CN219914311U (en) | 2023-05-25 | 2023-05-25 | Hub flatness checking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279728.3U CN219914311U (en) | 2023-05-25 | 2023-05-25 | Hub flatness checking fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219914311U true CN219914311U (en) | 2023-10-27 |
Family
ID=88422962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321279728.3U Active CN219914311U (en) | 2023-05-25 | 2023-05-25 | Hub flatness checking fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219914311U (en) |
-
2023
- 2023-05-25 CN CN202321279728.3U patent/CN219914311U/en active Active
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