CN111912364A - Comprehensive checking fixture for location degree of bearing seat hole of rear cover of axle - Google Patents
Comprehensive checking fixture for location degree of bearing seat hole of rear cover of axle Download PDFInfo
- Publication number
- CN111912364A CN111912364A CN202010720183.XA CN202010720183A CN111912364A CN 111912364 A CN111912364 A CN 111912364A CN 202010720183 A CN202010720183 A CN 202010720183A CN 111912364 A CN111912364 A CN 111912364A
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- rear cover
- lifting
- box
- bearing seat
- sliding
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
Abstract
The invention belongs to the field of axle rear cover bearing pedestal detection equipment, in particular to an axle rear cover bearing pedestal hole position degree comprehensive detection tool, which aims at the problems that the operation for positioning an axle rear cover bearing pedestal is complicated and the operation convenience is poor in the conventional three-coordinate measuring instrument; the height of the measuring support platform is fixed, the measuring support platform is inconvenient for operators with different heights to use, and the adaptability is poor.
Description
Technical Field
The invention relates to the technical field of axle rear cover bearing seat detection equipment, in particular to an axle rear cover bearing seat hole position degree comprehensive detection tool.
Background
In the production process of the axle rear cover bearing pedestal, in order to ensure the product quality of the axle rear cover bearing pedestal, hole position degree measurement needs to be carried out on an axle rear cover bearing pedestal sample through a three-coordinate measuring instrument. Because the shape of the axle rear cover bearing seat is irregular, the axle rear cover bearing seat needs to be positioned before the hole position degree measurement is carried out on the axle rear cover bearing seat, but the operation of the existing three-coordinate measuring instrument for positioning the axle rear cover bearing seat is complex, and the operation convenience is poor; and the height of a measuring support table of the existing three-coordinate measuring instrument is fixed, so that the measuring support table is inconvenient for operators with different heights to use, and the adaptability is poor, so that the comprehensive checking fixture for the position degree of the bearing seat hole of the rear cover of the axle is provided.
Disclosure of Invention
The comprehensive checking fixture for the position degree of the bearing seat hole of the rear cover of the axle, provided by the invention, solves the problems that the existing three-coordinate measuring instrument is complex in operation and poor in operation convenience when positioning the bearing seat of the rear cover of the axle; the height of the measuring support table is fixed, so that the measuring support table is inconvenient for operators with different heights to use, and the adaptability is poor.
In order to achieve the purpose, the invention adopts the following technical scheme:
a comprehensive checking fixture for the position degree of a bearing seat hole of a rear cover of an axle comprises a base box, wherein lifting holes are formed in four corners of the top wall of the base box, vertical lifting columns are movably sleeved in the lifting holes, the top ends of the four lifting columns extend to the upper side of the base box and are fixedly provided with a measuring support table body, the bottom ends of the four lifting columns extend to the inside of the base box and are fixedly connected with a horizontal lifting plate, two sides of the inner bottom wall of the base box are hinged with vertical first studs through bearings, the lifting plate is spirally matched and connected with the outer rings of the two first studs, a second chain wheel is fixedly sleeved on the outer ring of the first stud positioned on the lower side of the lifting plate, a first stepping motor is installed in the middle position of the inner bottom wall of the base box, the output end of the first stepping motor is fixedly connected with a first chain wheel, and chains are sleeved on the outer rings of the two second chain wheels and the outer ring of the first chain, the top wall of the measuring and supporting table body is fixed with a supporting box, two sides of the top wall of the supporting box are respectively provided with a rectangular movable hole, vertical rectangular connecting plates are interactively sleeved in the movable holes, a horizontal rectangular connecting rod is fixedly connected between the inner side walls of the two sides of the movable hole, the connecting plates are in clearance fit with the outer ring of the connecting rod, two mutually close side walls of the connecting plates above the supporting box are respectively fixed with a positioning block, the middle position of the inner bottom wall of the supporting box is rotatably connected with a vertical second stud through a bearing, the outer ring at the top of the second stud is in spiral fit connection with a vertical lifting sleeve, two mutually close side walls of the connecting plates in the supporting box are respectively hinged with a horizontal transmission rod, and the mutually close ends of the two transmission rods are respectively hinged with the outer rings at two sides of the lifting sleeve, the outer lane of being located the connecting plate downside lift cover is fixed with the horizontally gag lever post, gag lever post sliding connection is in on the inside wall of support box, be located the lift cover downside the outer lane of second double-screw bolt is fixed with the awl ring gear, the interior wall mounting of support box has second step motor, and the output fixedly connected with bevel gear of second step motor, bevel gear and awl ring gear meshing are connected.
Preferably, both sides side of a measurement supporting table body all is fixed with sliding support seat, and the vertically support column is installed on sliding support seat's top, and the top of two support columns is fixed with the sliding seat, and the removal seat is installed to the outer lane of sliding seat, remove the bottom of seat and install measuring probe, measuring probe is located directly over the supporting box.
Preferably, the inner side walls of the two sides of the base box are both provided with first sliding grooves along the height direction, first sliding blocks are arranged inside the first sliding grooves in a sliding mode, the lifting plate is fixed between the two first sliding blocks, and the outer bottom wall of the base box is provided with a plurality of first anti-sliding grooves.
Preferably, a second sliding groove is formed in the inner side wall of the supporting box in the height direction, a second sliding block is arranged in the second sliding groove in a sliding mode, and the limiting rod is fixed to the side end of the second sliding block.
Preferably, the positioning blocks are made of rubber, and a plurality of second anti-skidding grooves are formed in the side walls, close to each other, of the two positioning blocks.
Preferably, the top end of the first stud is rotatably connected to the inner top wall of the base box through a bearing, and the top end of the second stud is rotatably connected to the inner top wall of the support box through a bearing.
The invention has the beneficial effects that:
1. through the cooperation of supporting box, activity hole, connecting plate, locating piece, connecting rod, second double-screw bolt, second step motor, bevel gear, ring gear, lift cover and transfer line, can effectually simplify and carry out the required operation of location to lid bearing frame behind the axle, the effectual simple operation that has promoted three-coordinate measuring apparatu.
2. Through the cooperation of base case, lift post, measurement brace table body, lifter plate, first double-screw bolt, first step motor, first sprocket, chain and second sprocket, the height of adjustable measurement brace table makes things convenient for the operating personnel of different heights to use, the effectual adaptability that has promoted the three-coordinate measuring apparatu.
The axle rear cover bearing block positioning device is novel in structure, convenient to position the axle rear cover bearing block, high in operation convenience, adjustable in height of the measuring support table, convenient for operators with different heights to use and good in adaptability.
Drawings
FIG. 1 is a schematic structural view of an axle rear cover bearing seat hole location degree comprehensive testing fixture provided by the invention;
FIG. 2 is a cross-sectional view of an axle rear cover bearing seat hole location degree comprehensive testing fixture provided by the invention;
FIG. 3 is an enlarged view of a support box of the comprehensive checking fixture for the location degree of a bearing seat hole of an axle rear cover;
fig. 4 is a partially enlarged view of a portion a in fig. 3.
Reference numbers in the figures: 1. a base case; 2. measuring a support table body; 3. a lifting column; 4. a support box; 5. a connecting plate; 6. positioning blocks; 7. a movable seat; 8. a measuring probe; 9. a lifting plate; 10. a first stepper motor; 11. a first sprocket; 12. a chain; 13. a second sprocket; 14. a first stud; 15. a lifting sleeve; 16. a movable hole; 17. a transmission rod; 18. a second stepping motor; 19. a bevel gear; 20. a bevel gear ring; 21. a second stud; 22. a limiting rod; 23. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an axle rear cover bearing seat hole position degree comprehensive inspection device comprises a base box 1, lifting holes are formed in four corners of the top wall of the base box 1, vertical lifting columns 3 are movably sleeved in the lifting holes, the top ends of the four lifting columns 3 extend to the upper side of the base box 1 and are fixedly provided with a measuring support table body 2, the bottom ends of the four lifting columns 3 extend to the inside of the base box 1 and are fixedly connected with horizontal lifting plates 9, two sides of the inner bottom wall of the base box 1 are hinged with vertical first studs 14 through bearings, the lifting plates 9 are spirally matched and connected with the outer rings of the two first studs 14, second chain wheels 13 are fixedly sleeved on the outer rings of the first studs 14 positioned on the lower side of the lifting plates 9, a first stepping motor 10 is installed in the middle position of the inner bottom wall of the base box 1, and the bidirectional operation of the first stepping motor 10 can be controlled through a controller of the first stepping motor 10, the output end of the first stepping motor 10 is fixedly connected with a first chain wheel 11, the outer rings of two second chain wheels 13 and the outer ring of the first chain wheel 11 are sleeved with a chain 12, a supporting box 4 is fixed on the top wall of the measuring supporting platform body 2, rectangular movable holes 16 are respectively formed in two sides of the top wall of the supporting box 4, vertical rectangular connecting plates 5 are interactively sleeved in the movable holes 16, horizontal rectangular connecting rods 23 are fixedly connected between the inner side walls of the two sides of the movable holes 16, the connecting plates 5 are in clearance fit with the outer rings of the connecting rods 23, positioning blocks 6 are respectively fixed on the mutually adjacent side walls of the two connecting plates 5 above the supporting box 4, a vertical second stud 21 is rotatably connected at the middle position of the inner bottom wall of the supporting box 4 through a bearing, a vertical lifting sleeve 15 is spirally matched and connected at the outer ring of the top of the second stud 21, and a horizontal transmission rod 17 is hinged on the mutually adjacent side walls of the two connecting plates 5 inside the supporting, the one end that two transfer lines 17 are close to each other articulates respectively in the both sides outer lane of lifting sleeve 15, the outer lane of lifting sleeve 15 that is located the connecting plate 5 downside is fixed with horizontally gag lever post 22, gag lever post 22 sliding connection is on the inside wall of supporting box 4, the outer lane of the second double-screw bolt 21 that is located lifting sleeve 15 downside is fixed to be cup jointed bevel gear ring 20, install second step motor 18 on the inner bottom wall of supporting box 4, through the two-way operation of the steerable second step motor 18 of the controller of second step motor 18 own, the output fixedly connected with bevel gear 19 of second step motor 18, bevel gear 19 is connected with the meshing of bevel gear ring 20.
The both sides side of measuring brace table body 2 all is fixed with sliding support seat, and the vertically support column is installed on sliding support seat's top, and the top of two support columns is fixed with the sliding seat, and the outer lane of sliding seat is installed and is removed seat 7, and measuring probe 8 is installed to the bottom of removing seat 7, and measuring probe 8 is located the support box 4 directly over.
All seted up first spout along the direction of height on the both sides inside wall of base case 1, the inside of first spout slides and is provided with first slider, and lifter plate 9 is fixed between two first sliders, can ensure that lifter plate 9 can go up and down steadily, has seted up a plurality of first anti-skidding grooves on the outer diapire of base case 1, and the static friction power on multiplicable base case 1 and ground can prevent that base case 1 from taking place to rock subaerial.
The second spout has been seted up along the direction of height on the inside wall of supporting box 4, and the inside slip of second spout is provided with the second slider, and gag lever post 22 is fixed at the side of second slider, can ensure that lift cover 15 can go up and down steadily.
The positioning blocks 6 are made of rubber materials, so that the positioning blocks 6 can be attached to the axle rear cover bearing seats, a plurality of second anti-skidding grooves are formed in the side walls, close to each other, of the two positioning blocks 6, and the two positioning blocks 6 can be ensured to clamp the axle rear cover bearing seats tightly.
The top end of the first stud 14 is rotatably connected to the inner top wall of the base box 1 through a bearing, so that the stability of the first stud 14 can be ensured, and the top end of the second stud 21 is rotatably connected to the inner top wall of the support box 4 through a bearing, so that the stability of the second stud 21 can be ensured.
The working principle is as follows: when the axle rear cover bearing seat needs to be positioned, the axle rear cover bearing seat is firstly arranged on the outer top wall of the supporting box 4 between the two positioning blocks 6, then the second stud 21 can be rotated through the forward rotation of the second stepping motor 18 and the spiral transmission of the bevel gear 19 and the bevel gear ring 20, the lifting sleeve 15 can be lowered through the spiral transmission of the second stud 21 and the lifting sleeve 15, the end, close to each other, of the two transmission rods 17 can be lowered, the end, far away from each other, of the two transmission rods 17 can drive the two connecting plates 5 to approach each other, the two positioning blocks 6 can be driven to approach each other until the two positioning blocks 6 clamp the axle rear cover bearing seat, the effective positioning of the axle rear cover bearing seat can be realized, and the operation for positioning the axle rear cover bearing seat is simple; when the height of a measuring support table needs to be adjusted, through the bidirectional operation of the first stepping motor 10, through the first chain wheel 11, the transmission of the chain 12 and the second chain wheel 13, two first studs 14 can be driven to rotate, through the screw transmission of the two first studs 14 and the lifting plate 9, the lifting plate 9 can be lifted or descended, the lifting column 3 can be driven, the lifting support table body 2 can be lifted or descended, thereby the height of the measuring support table can be adjusted, and the operation personnel with different heights can conveniently use the measuring support table.
The axle rear cover bearing block positioning device is novel in structure, convenient to position the axle rear cover bearing block, high in operation convenience, adjustable in height of the measuring support table, convenient for operators with different heights to use and good in adaptability.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A comprehensive checking fixture for the position degree of a bearing seat hole of a rear cover of an axle comprises a base box (1) and is characterized in that lifting holes are formed in four corners of the top wall of the base box (1), vertical lifting columns (3) are movably sleeved in the lifting holes, the top ends of the four lifting columns (3) extend to the upper portion of the base box (1) and are fixedly provided with a measuring support platform body (2), the bottom ends of the four lifting columns (3) extend to the inner portion of the base box (1) and are fixedly connected with horizontal lifting plates (9), two sides of the inner bottom wall of the base box (1) are hinged with vertical first studs (14) through bearings, the lifting plates (9) are connected to outer rings of the two first studs (14) in a spiral fit mode, second chain wheels (13) are fixedly sleeved on the outer rings of the first studs (14) located on the lower side of the lifting plates (9), and first stepping motors (10) are installed in the middle positions of the inner bottom wall of the base box (1), the output end of the first stepping motor (10) is fixedly connected with a first chain wheel (11), the outer rings of the two second chain wheels (13) and the outer ring of the first chain wheel (11) are sleeved with a chain (12), a supporting box (4) is fixed on the top wall of the measuring supporting platform body (2), rectangular movable holes (16) are formed in two sides of the top wall of the supporting box (4), vertical rectangular connecting plates (5) are interactively sleeved in the movable holes (16), horizontal rectangular connecting rods (23) are fixedly connected between the inner side walls of two sides of the movable holes (16), the connecting plates (5) are in clearance fit with the outer rings of the connecting rods (23), positioning blocks (6) are fixed on the side walls, close to each other, of the two connecting plates (5) above the supporting box (4), the middle position of the inner bottom wall of the supporting box (4) is rotatably connected with vertical second studs (21) through bearings, the top outer ring of the second stud (21) is spirally connected with a vertical lifting sleeve (15) in a matching manner, two connecting plates (5) positioned inside the supporting box (4) are hinged with horizontal transmission rods (17) on the side walls close to each other, one ends of the two transmission rods (17) close to each other are hinged with the outer rings of the two sides of the lifting sleeve (15) respectively, the outer ring of the lifting sleeve (15) positioned on the lower side of the connecting plates (5) is fixed with a horizontal limiting rod (22), the limiting rod (22) is connected to the inner side wall of the supporting box (4) in a sliding manner, the outer ring of the second stud (21) positioned on the lower side of the lifting sleeve (15) is fixedly sleeved with a bevel gear ring (20), a second stepping motor (18) is installed on the inner bottom wall of the supporting box (4), and a bevel gear (19) is fixedly connected with the output end of the second stepping motor, the bevel gear (19) is in meshed connection with the bevel gear ring (20).
2. The comprehensive checking fixture for the location degree of the bearing seat hole of the rear cover of the axle according to claim 1, wherein slide bearings are fixed at both side ends of the measuring support platform body (2), vertical support columns are installed at the top ends of the slide bearings, slide seats are fixed at the top ends of the two support columns, a moving seat (7) is installed at the outer ring of each slide seat, a measuring probe (8) is installed at the bottom end of each moving seat (7), and the measuring probe (8) is located right above the support box (4).
3. The comprehensive checking fixture for the location degree of the bearing seat hole of the rear cover of the axle according to claim 1, wherein the inner side walls of the two sides of the base box (1) are both provided with first sliding grooves along the height direction, first sliding blocks are slidably arranged inside the first sliding grooves, the lifting plate (9) is fixed between the two first sliding blocks, and the outer bottom wall of the base box (1) is provided with a plurality of first anti-sliding grooves.
4. The comprehensive checking fixture for the location degree of the bearing seat hole of the rear cover of the axle according to claim 1, wherein a second sliding groove is formed in the inner side wall of the support box (4) in the height direction, a second sliding block is slidably arranged in the second sliding groove, and the limiting rod (22) is fixed to the side end of the second sliding block.
5. The comprehensive checking fixture for the location degree of the bearing seat hole of the rear cover of the axle according to claim 1, wherein the positioning blocks (6) are made of rubber, and a plurality of second anti-slip grooves are formed in the side walls, close to each other, of the two positioning blocks (6).
6. The comprehensive checking fixture for the bearing seat hole position of the rear cover of the axle according to claim 1, wherein the top end of the first stud (14) is rotatably connected to the inner top wall of the base box (1) through a bearing, and the top end of the second stud (21) is rotatably connected to the inner top wall of the support box (4) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010720183.XA CN111912364A (en) | 2020-07-24 | 2020-07-24 | Comprehensive checking fixture for location degree of bearing seat hole of rear cover of axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010720183.XA CN111912364A (en) | 2020-07-24 | 2020-07-24 | Comprehensive checking fixture for location degree of bearing seat hole of rear cover of axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111912364A true CN111912364A (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010720183.XA Pending CN111912364A (en) | 2020-07-24 | 2020-07-24 | Comprehensive checking fixture for location degree of bearing seat hole of rear cover of axle |
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| CN (1) | CN111912364A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923884A (en) * | 2021-01-20 | 2021-06-08 | 江苏安全技术职业学院 | Agricultural machine automatic farmland measuring instrument |
| CN116067295A (en) * | 2023-04-04 | 2023-05-05 | 河北亿泰克轴承有限公司 | Precision testing device for bearing seat machining |
-
2020
- 2020-07-24 CN CN202010720183.XA patent/CN111912364A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923884A (en) * | 2021-01-20 | 2021-06-08 | 江苏安全技术职业学院 | Agricultural machine automatic farmland measuring instrument |
| CN112923884B (en) * | 2021-01-20 | 2023-02-17 | 江苏安全技术职业学院 | Agricultural machine automatic farmland measuring instrument |
| CN116067295A (en) * | 2023-04-04 | 2023-05-05 | 河北亿泰克轴承有限公司 | Precision testing device for bearing seat machining |
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