CN205228353U - Outer lane roundness detection device in bearing - Google Patents

Outer lane roundness detection device in bearing Download PDF

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Publication number
CN205228353U
CN205228353U CN201520995285.7U CN201520995285U CN205228353U CN 205228353 U CN205228353 U CN 205228353U CN 201520995285 U CN201520995285 U CN 201520995285U CN 205228353 U CN205228353 U CN 205228353U
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CN
China
Prior art keywords
test desk
support plate
radial location
test
bearing enclose
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Active
Application number
CN201520995285.7U
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Chinese (zh)
Inventor
陈仁波
袁乔林
张指标
许磊
蒋思惠
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Zhejiang 8+1 Precision Machinery Co Ltd
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Zhejiang 8+1 Precision Machinery Co Ltd
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Priority to CN201520995285.7U priority Critical patent/CN205228353U/en
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Abstract

The utility model relates to an outer lane roundness detection device in bearing, including frame, test position, measuring mechanism and aligning mechanism, test position fixed mounting is in the frame, and the measuring mechanism is including installing the percentage gauge stand and the adjustment mechanism of percentage table, the upper surface of test position be equipped with at least two with the feeler lever parallel arrangement's of percentage table sharp spout, aligning mechanism includes radical location bearing plate and two at least retaining members, and the bottom of radical location bearing plate corresponds the protruding slider that is equipped with, and the radical location bearing plate passes through the retaining member location and on the test position, has still seted up the support groove on the radical location bearing plate. The utility model discloses a sharp spout seted up on the test position respectively with the feeler lever parallel arrangement of percentage table, the radical location bearing plate is positioned in the sharp spout through the slider correspondence for can not the run -off the straight when radical location bearing plate reciprocates and adjusts, need not carry out horizontal location again, the high and simple operation of measurement accuracy to the measured sleeve circle.

Description

A kind of bearing enclose circularity detection device
Technical field
The utility model relates to Bearing testing apparatus field, particularly relates to a kind of bearing enclose circularity detection device.
Background technology
As everyone knows, the circularity of inner and outer ring is one of important feature parameter of bearing, the circularity of bearing ring is not up to standard, directly have influence on the running accuracy of bearing, vibration and noise etc., also can affect play, rigidity, the moment of friction of bearing simultaneously, and even the fatigue lifetime of bearing and functional reliability etc., therefore for bearing ferrule interior diameter, external diameter, raceway circularity measurement, control be very important link, especially for the bearing of the high-tech contents such as military project, railway, precision, automobile bearing, the measurement of circularity index is even more important.
A few days ago, traditional bearing ring roundness measurement method mainly carries out manual measurement by roundness measuring instrument, what adopt is all the method that the motionless measuring piece of measuring instrument rotates, lasso needs to be placed on measuring instrument manually, and same direction swivel ferrule, by clock gauge or ten thousandth micrometer readout value, therefore, the stability of lasso placement platform and the position of clock gauge or ten thousandth micrometer is provided with requirement strict especially, it directly affects the accuracy of roundness measurement.
As shown in Figure 1, existing roundness measuring instrument comprises test desk 1 ˊ, clock gauge 2 ˊ and support plate 3 ˊ, test desk 1 ˊ profile is triangle, test desk 1 ˊ offers two chute 11 ˊs parallel with test desk 1 ˊ two waist limit, support plate 3 ˊ is positioned on test desk 1 ˊ, during measurement by locking member, clock gauge 2 ˊ is fixed on the top of test desk 1 ˊ, according to the height of tested lasso external diameter adjustment support plate 3 ˊ, can be used for the different lasso of external diameter and measure, applied widely.When measuring, tested lasso is placed on support plate and measures, need to ensure that the feeler lever extended line of clock gauge and measured sleeve loop diameter are located along the same line, to ensure the accuracy of roundness measurement, but, in actual use, because two chute relative tilts are arranged, the fixing of support plate is only located by the locking member of side and chute adaptation, its opposite side can along slide, during support plate up-down adjustment, easily slide in the left and right sides, run-off the straight, operation easier is large, inefficiency, and rely on workman to carry out estimating being adjusted to horizontality, error is large, measuring accuracy is low.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art part, a kind of bearing enclose circularity detection device is provided, the straight that test desk is offered be arranged in parallel with the feeler lever of clock gauge respectively, radial location support plate is positioned in straight by slide block correspondence, can not run-off the straight when making radial location support plate move up and down adjustment, do not need to carry out horizontal location again to tested lasso, the high and simple operation of measuring accuracy.
Technology solution of the present utility model is as follows:
A kind of bearing enclose circularity detection device, comprise frame, test desk, measuring mechanism and core-regulating mechanism, test desk is fixedly installed in frame, measuring mechanism is installed on above test desk, it is characterized in that: described measuring mechanism comprises the dial indicator holder and governor motion that are provided with dial gauge, this governor motion is fixedly installed on the top of test desk, and it is connected with dial indicator holder; The upper surface of described test desk offers at least two straight be arranged in parallel with the feeler lever of thousand dial gauges; Described core-regulating mechanism comprises radial location support plate and at least two locking members, the bottom correspondence of this radial location support plate is convexly equipped with the slide block matched with described straight, radial location support plate is positioned on test desk by locking member, radial location support plate also offers the support slot for placing tested lasso.
As improvement, described locking member passes corresponding slide block and its end is placed in straight.
As improvement, be located along the same line in the middle part of the feeler lever end of described clock gauge and measured sleeve loop diameter and support slot, for the roundness measurement of tested lasso provides benchmark, guarantee measuring accuracy.
Test desk profile of the present invention is square, straight is vertical with test desk both ends to be arranged, radial location support plate is positioned on test desk by the slide block of projection bottom it, what realize in radial location support plate horizontal direction is spacing, run-off the straight when avoiding radial location support plate to carry out up-down adjustment according to different tested lassos and affect the situation of measuring accuracy, simplify the operation, work efficiency is high.
As improvement, described governor motion comprises the rotating part that the column be vertically set on test desk is installed on this column with rotation, and the end of this rotating part is fixedly connected with dial indicator holder side.
As improvement, described rotating part and test desk be arranged in parallel.
As improvement, described column is fixedly connected with test desk, and connected mode is for being threaded, riveting or welding.
As improvement, the upper surface of described test desk also evenly offers some grooves, increases tested lasso and is placed on friction factor on test desk, guarantees to measure security and accuracy.
As improvement, described test desk horizontal tilt angle is 20 ° ~ 50 °, is to divide stressed support design equally according to detected workpiece, increases tested lasso shelf-stability simultaneously, improves measuring accuracy.
As improvement, described radial location support plate thickness is no less than 20mm ~ 30mm, can meet the requirement supporting tested lasso, firmly stable when guaranteeing to measure.
As improvement, described support slot is inverted V-shaped or inverted trapezoidal, and its opening extends to the upper surface of radial location support plate.
The beneficial effects of the utility model are:
The utility model by offering the straight be arranged in parallel with the feeler lever of clock gauge on test desk, and radial location support plate is positioned in straight by the slide block correspondence of projection bottom it, what realize in radial locating support plate horizontal direction is spacing, when making it carry out moving up and down adjustment according to tested lasso, horizontal direction can not run-off the straight, thus guarantee that the feeler lever extended line of clock gauge crosses measured sleeve loop diameter all the time, for roundness measurement provides benchmark, operating personnel only need can to radial locating support plate vertical direction carries out positioning instant, high and the simple operation of measuring accuracy, up-down adjustment is steadily convenient, be applicable to the detection of external diametrical extent miniature and middle-size and small-size bearing ring in below φ 250mm, reduce labor strength, greatly improve and measure efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is the structural representation of roundness measuring instrument in prior art;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the structural representation of radial locating support plate in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the technical scheme in the utility model embodiment is illustrated clearly and completely.
Embodiment one
As shown in Figure 2, the utility model provides a kind of bearing enclose circularity detection device, comprise frame 1, test desk 2, measuring mechanism 3 and core-regulating mechanism 4, described test desk 2 is fixedly installed in frame 1, measuring mechanism 3 is installed on above test desk 2, measuring mechanism 3 comprises the dial gage base 32 and governor motion 33 that are provided with clock gauge 31, and this governor motion 33 is fixedly installed at the top of test desk 2, and it is connected with dial gage base 32; The upper surface of described test desk 2 offers at least two straight 21 be arranged in parallel with the feeler lever of clock gauge 31; Described core-regulating mechanism 4 comprises radial location support plate 41 and at least two locking members 42, as shown in Figure 3, the bottom correspondence of this radial location support plate 41 is convexly equipped with the slide block 411 matched with described straight 21, and each slide block 411 is embedded in corresponding straight 21, each slide block 411 is all equipped with a locking member 42, this locking member 42 end is placed in straight 21, and radial location support plate 41 is positioned on test desk 2.Described radial location support plate 41 also offers the support slot 412 for placing tested lasso, this support slot 412 is inverted V-shaped or inverted trapezoidal, its opening extends to the upper surface of radial location support plate 41, simultaneously, in order to the requirement supporting tested lasso can be met, firm when guaranteeing to measure, safety, radial location support plate 41 thickness in the present embodiment is no less than 20mm ~ 30mm.
Test desk 2 profile in the present embodiment is square, in order to stressed support divided equally by detected workpiece, facilitate tested lasso to be positioned on radial location support plate 41 simultaneously, make tested lasso be close to test desk 2 to place, increase its shelf-stability, design test desk 2 horizontal tilt angle is 20 ° ~ 50 °, is also beneficial to workman simultaneously and is rotated, time saving and energy saving and security good.In addition, the straight 21 that test desk 2 is offered is vertical with the both ends of test desk 2 to be arranged, the support plate of radial location simultaneously 41 is positioned on test desk 2 by the slide block 411 of projection bottom it, what realize in radial location support plate 41 horizontal direction is spacing, run-off the straight when avoiding radial location support plate 41 to carry out up-down adjustment according to different tested lassos and affect the situation of measuring accuracy, simplify the operation, increase work efficiency.And, be located along the same line in the middle part of the feeler lever end of described clock gauge 31 and measured sleeve loop diameter and support slot 412, for the roundness measurement of tested lasso provides benchmark, guarantee measuring accuracy.
Described governor motion 33 comprises the rotating part 332 that the column 331 be vertically set on test desk 2 is installed on this column 331 with rotation, the end of this rotating part 332 is fixedly connected with dial indicator holder 32 side, and rotating part 332 and test desk 2 be arranged in parallel, before roundness measurement is carried out to tested lasso, angle by governor motion 33 pairs of clock gauges 31 is finely tuned, the diameter of itself and tested lasso is located along the same line, be convenient to adjust measuring basis, improve measuring accuracy, structure is simple, simple operation.Wherein, column 331 is fixedly connected with test desk 2, is guaranteeing that, under the prerequisite that column 331 is firm, its connected mode can be and is threaded, rivets or welds.
Wherein, be placed on friction factor on test desk 2 to increase tested lasso, guarantee to measure security and accuracy, the upper surface of test desk 2 also evenly offers some grooves 22.
Principle of work:
Clock gauge 31 is adjusted by governor motion 33, its feeler lever extended line is made to cross the midline position of the support slot 412 that radial location support plate 41 is offered, measure the external diameter of tested lasso and record numerical value, all locking members 42 are unclamped after calculating, radial location support plate 41 is moved up and down to correct position, make the feeler lever end of clock gauge 31 just with tested lasso ends contact, now clock gauge 31 can show a numerical value, record this numerical value, operating personnel are by rotating tested lasso along same direction, and record the numerical value that clock gauge 31 changes, the absolute value of greatest measure and minimum number value difference is the deviation from circular from of this tested lasso, after tested lasso detects, taken off, change next, operating personnel only need adjust radial location support plate 41 according to tested lasso outside dimension up and down, simple operation, time saving and energy saving, measurement efficiency is high.
The above; be only utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.

Claims (10)

1. a bearing enclose circularity detection device, comprise frame (1), test desk (2), measuring mechanism (3) and core-regulating mechanism (4), test desk (2) is fixedly installed in frame (1), measuring mechanism (3) is installed on test desk (2) top, it is characterized in that: described measuring mechanism (3) comprises the dial indicator holder (32) and governor motion (33) that are provided with dial gauge (31), this governor motion (33) is fixedly installed on the top of test desk (2), and it is connected with dial indicator holder (32); The upper surface of described test desk (2) offers at least two straight (21) be arranged in parallel with the feeler lever of dial gauge (31); Described core-regulating mechanism (4) comprises radial location support plate (41) and at least two locking members (42), the bottom correspondence of this radial location support plate (41) is convexly equipped with the slide block (411) matched with described straight (21), radial location support plate (41) is positioned on test desk (2) by locking member (42), radial location support plate (41) also offers the support slot (412) for placing tested lasso.
2. a kind of bearing enclose circularity detection device according to claim 1, is characterized in that, described locking member (42) through corresponding slide block (411) and its end be placed in straight (21).
3. a kind of bearing enclose circularity detection device according to claim 1, is characterized in that, the feeler lever end of described dial gauge (31) and measured sleeve loop diameter and support slot (412) middle part are located along the same line.
4. a kind of bearing enclose circularity detection device according to claim 1, it is characterized in that, described governor motion (33) comprises and is vertically set on column (331) on test desk (2) and rotation and is installed on rotating part (332) on this column (331), and the end of this rotating part (332) is fixedly connected with dial indicator holder (32) side.
5. a kind of bearing enclose circularity detection device according to claim 4, is characterized in that, described rotating part (332) and test desk (2) be arranged in parallel.
6. a kind of bearing enclose circularity detection device according to claim 4, is characterized in that, described column (331) is fixedly connected with test desk (2), and connected mode is for being threaded, riveting or welding.
7. a kind of bearing enclose circularity detection device according to claim 1, is characterized in that, the upper surface of described test desk (2) also evenly offers some grooves (22).
8. a kind of bearing enclose circularity detection device according to claim 1, is characterized in that, described test desk (2) horizontal tilt angle is 20 ° ~ 50 °.
9. a kind of bearing enclose circularity detection device according to claim 1, is characterized in that, described radial location support plate (41) thickness is no less than 20mm ~ 30mm.
10. a kind of bearing enclose circularity detection device according to claim 1, is characterized in that, described support slot (412) is inverted V-shaped or inverted trapezoidal, and its opening extends to the upper surface of radial location support plate (41).
CN201520995285.7U 2015-12-03 2015-12-03 Outer lane roundness detection device in bearing Active CN205228353U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520995285.7U CN205228353U (en) 2015-12-03 2015-12-03 Outer lane roundness detection device in bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520995285.7U CN205228353U (en) 2015-12-03 2015-12-03 Outer lane roundness detection device in bearing

Publications (1)

Publication Number Publication Date
CN205228353U true CN205228353U (en) 2016-05-11

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Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109579669A (en) * 2018-11-16 2019-04-05 浙江来福谐波传动股份有限公司 A kind of outer circularity batch detecting device and detection method of harmonic speed reducer steel wheel
CN110864606A (en) * 2019-11-26 2020-03-06 湖南新达微轴承有限公司 Inner circle roundness rapid testing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109579669A (en) * 2018-11-16 2019-04-05 浙江来福谐波传动股份有限公司 A kind of outer circularity batch detecting device and detection method of harmonic speed reducer steel wheel
CN110864606A (en) * 2019-11-26 2020-03-06 湖南新达微轴承有限公司 Inner circle roundness rapid testing device

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