CN216482642U - Bearing retainer beam width variation detection device - Google Patents
Bearing retainer beam width variation detection device Download PDFInfo
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- CN216482642U CN216482642U CN202122479105.8U CN202122479105U CN216482642U CN 216482642 U CN216482642 U CN 216482642U CN 202122479105 U CN202122479105 U CN 202122479105U CN 216482642 U CN216482642 U CN 216482642U
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Abstract
The utility model relates to a bearing retainer beam width variation detection device which comprises a first dial indicator, a V-shaped block, a detection platform, a detection seat, a first sliding seat, a second sliding seat, a spherical measuring head, a pressing device and a detection transmission device, wherein the V-shaped block is arranged on the detection platform; the detection platform is arranged at the top of the detection seat; the first sliding seat and the second sliding seat are both arranged on the detection seat in a sliding manner and are symmetrically arranged; the spherical measuring heads are respectively fixed at the tops of the first sliding seat and the second sliding seat and are symmetrically arranged; the pressing devices are symmetrically arranged on two sides of the detection seat and are respectively connected with the first sliding seat and the second sliding seat, so that the two spherical measuring heads are kept pressing to the measured object; the detection transmission device is installed on the first sliding seat and connected with the first dial indicator to detect the distance between the two spherical measuring heads. The device can guarantee the accuracy that the beam width detected, detection speed are fast, simple structure, convenient operation is swift, the reproducibility is good, good reproducibility, long service life.
Description
Technical Field
The utility model relates to a bearing detection device, in particular to a bearing retainer beam width variation detection device.
Background
The service life of the bearing is mainly related to the raceways and the rolling elements, but the cage is also a very important factor, and the influence on a common bearing cage is small, but the influence on a high-precision bearing cage is large. The adjacent rolling bodies on the retainer are isolated by the beams, and the width of the beams determines the distance between the rolling bodies, so that the width of the beams is very important, the width of the high-precision bearing beam needs to be detected completely, and the detection workload is large. Because the holder is circular, and the roof beam is the annular array setting, and the quantity of roof beam is many, therefore the width of roof beam is difficult for detecting, and conventional slide caliper rule detects the precision inadequately to can not guarantee that slide caliper rule and the central line of roof beam are perpendicular when slide caliper rule measurement width, consequently the data accuracy that slide caliper rule detected is relatively poor, and spiral micrometer caliper rule measuring speed is slow, also can not guarantee to be perpendicular with the central line of roof beam, consequently the accuracy of detection can not be guaranteed to current detection instrument, and detection time is long simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the utility model provides a bearing retainer beam width variation detecting device for detecting the beam width of a retainer, which has high detection accuracy, high detection speed and convenient detection, and the specific technical scheme is as follows:
bearing holder beam width variation detection device, including first thousand table and V-arrangement piece, still include: the V-shaped block is arranged on the detection platform; the detection platform is arranged at the top of the detection seat; the first sliding seat is slidably arranged on the detection seat; the second sliding seat is slidably mounted on the detection seat and is symmetrically arranged with the first sliding seat; the spherical measuring heads are respectively fixed at the tops of the first sliding seat and the second sliding seat and are symmetrically arranged; the pressing devices are symmetrically arranged on two sides of the detection seat and are respectively connected with the first sliding seat and the second sliding seat, so that the two spherical measuring heads are kept pressing to the measured object; and the detection transmission device is arranged on the first sliding seat, is connected with the first dial indicator and detects the distance between the two spherical measuring heads.
Preferably, the detection actuator comprises: one end of the detection sleeve is fixed on the first sliding seat, and the first dial indicator is fixed at the other end of the detection sleeve; the detection connecting rod is movably inserted into the detection sleeve, and one end of the detection connecting rod is connected with the first dial indicator; and the detection pressure head is fixed at the other end of the detection connecting rod and is movably inserted at the end part of the detection sleeve.
The detection device comprises a second sliding seat, a detection pressure head and a detection backing plate, wherein the detection backing plate is fixed on the second sliding seat, and the detection pressure head is pressed on the detection backing plate.
Preferably, the pressing device includes: the pressing rods are symmetrically fixed on two sides of the detection seat, and the first sliding seat and the second sliding seat are movably inserted on the pressing rods; and the compression springs are movably inserted on the compression rods and correspond to the compression rods one to one, one ends of the compression springs are connected with the compression rods or the detection seats, and the other ends of the compression springs are connected with the first sliding seats and the second sliding seats.
Furthermore, the compression rod is connected with the detection seat through threads, a compression ring is arranged on the compression rod, and one end of the compression spring is connected with the compression ring; still include the regulation cap, the regulation cap is fixed the one end of compressing tightly the pole.
Preferably, the apparatus further comprises a detection gap adjusting device, and the detection gap adjusting device comprises: the top of the adjusting block is provided with an adjusting conical block, and the adjusting conical block is movably inserted between the first sliding seat and the second sliding seat; the adjusting seat is fixed at one end of the detection seat, and the adjusting block is slidably mounted on the adjusting seat; and the adjusting hand wheel is installed on the adjusting seat through threads, and one end of the adjusting hand wheel is rotationally connected with the adjusting seat.
Further, still including adjustment button head pin, the button head pin is fixed respectively first sliding seat with on the second sliding seat, and the symmetry sets up, the adjustment taper block is located between two button head pins.
Preferably, the detection device further comprises a locking handle, the V-shaped block is slidably mounted on the detection platform, and the locking handle is mounted on the detection platform through threads and located on one side of the V-shaped block and used for fixing the V-shaped block.
Further, still include height adjustment device, height adjustment device includes: the guide shafts are fixed at the bottom of the detection platform and are provided with a plurality of guide shafts; the guide seat is fixed at the bottom of the detection seat, and the guide shaft is inserted on the guide seat in a sliding manner; one end of the lifting rack is fixed at the bottom of the detection platform; a lifting gear engaged with the lifting gear; the gear seat is fixed at the bottom of the detection seat body, and the lifting gear is rotatably installed on the gear seat; and the lifting hand wheel is connected with the lifting gear.
Preferably, the detection device further comprises a second dial indicator, the second dial indicator is fixed on the detection platform, and a second detection head of the second dial indicator is fixed on the detection seat.
Compared with the prior art, the utility model has the following beneficial effects:
the bearing retainer beam width variation detection device provided by the utility model can be used for detecting the width of the retainer beam by matching the spherical measuring heads, the dial indicator and the V-shaped block which are symmetrically arranged, the accuracy of beam width detection can be ensured, the detection speed is high, the internal structure is simple, the operation is convenient and quick, the reproducibility is good, the repeatability is good, and the service life is long.
Drawings
FIG. 1 is a schematic structural view of a device for detecting the variation in beam width of a bearing cage;
FIG. 2 is a schematic structural view of the bearing cage beam width variation detecting device, thus behind the cover plate and the detecting platform;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic structural view of the detecting gap adjusting device and the first and second sliding seats;
FIG. 5 is a schematic structural diagram of a spherical probe slidably mounted on the first sliding seat and the second sliding seat;
fig. 6 is a schematic view of the bearing cage beam width variation detecting device detecting the beam width.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 6, the device for detecting the variation of the width of the cage beam comprises a first dial indicator 75, a V-shaped block 21, a detection platform 1, a detection base 3, a first sliding base 51, a second sliding base 52, a spherical measuring head 4, a pressing device and a detection transmission device.
The detection platform 1 and the V-shaped block 21 are made of hard alloy, are wear-resistant, can ensure the accuracy of detection and have long service life. A V-block 21 is fixed at one end of the testing platform 1. Detect seat 3 and be the box structure, detect the top of seat 3 and be equipped with apron 31, apron 31 protection inner structure, testing platform 1 installs on apron 31.
The first sliding seat 51 and the second sliding seat 52 are installed on the sliding base 53 through the guide rail auxiliary seat, the first sliding seat 51 and the second sliding seat 52 are symmetrically arranged, the sliding base 53 is fixed at the bottom of the detection seat 3, and the first sliding seat 51 and the second sliding seat 52 penetrate through the cover plate 31. Two spherical measuring heads 4 are symmetrically arranged, and the spherical measuring heads 4 are fixed on the tops of the first sliding seat 51 and the second sliding seat 52 through the measuring rods 41. The edge part of pocket hole can be avoided to spherical gauge head 4, stretches into the inside in pocket hole and measures, and the point contact is realized to spherical gauge head 4, and measuring result is more accurate reliable.
The pressing devices are symmetrically arranged on two sides of the detection seat 3 and are respectively connected with the first sliding seat 51 and the second sliding seat 52, so that the two spherical measuring heads 4 are kept pressing to the beam of the retainer 9; specifically, the pressing device includes: a hold down rod 61, a hold down spring 62 and an adjustment cap 63.
An adjusting cap 63 is fixed at one end of the pressing rod 61, a pressing ring 611 is further arranged on the pressing rod 61, the pressing rod 61 is symmetrically installed on two sides of the detection seat 3 through threads, the pressing ring 611 is located inside the detection seat 3, the adjusting cap 63 is located on the outer side of the detection seat 3, and the other end of the pressing rod 61 is movably inserted into the first sliding seat 51 and the second sliding seat 52; the pressing spring 62 is movably inserted on the pressing rod 61 and corresponds to the pressing rod 61 one by one, one end of the pressing spring 62 is pressed on one side of the first sliding seat 51 and the second sliding seat 52, and the other end is pressed on the pressing ring 611. The compression rod 61 enables the compression spring 62 to keep a compression state, the compression ring 611 and the adjusting cap 63 can control the adjustment length of the compression rod 61, the excessive or insufficient compression force is prevented, and the adjusting cap 63 also facilitates the rotation of the compression rod 61.
Detect transmission, detect transmission and install on first sliding seat 51, and be connected with first thousandth table 75, detect the distance between two spherical gauge heads 4, and is concrete, detect transmission and include: a detection sleeve 76, a detection connecting rod and a detection pressure head 71; one end of the detection sleeve 76 is fixed on the first sliding seat 51, the detection seat 3 is movably penetrated through the detection sleeve, the first dial indicator 75 is installed on the first connecting seat 77, the first connecting seat 77 is fixed at the other end of the detection sleeve 76, the detection connecting rod is movably inserted into the detection sleeve 76, one end of the detection connecting rod is connected with the first dial indicator 75, the other end of the detection connecting rod is fixedly connected with the detection pressure head 71, the detection pressure head 71 is pressed on the detection backing plate 78, the detection backing plate 78 is made of hard alloy steel, the surface hardness is high, the abrasion resistance is realized, and the detection backing plate 78 is fixed on the second sliding seat 52. When the first sliding seat 51 and the second sliding seat 52 move away from each other, that is, when the distance between the first sliding seat 51 and the second sliding seat 52 becomes large, the detection pressure head 71 is still pressed on the detection backing plate 78 under the action of the first dial indicator 75, at this time, the first dial indicator 75 is detected, and the first dial indicator 75 can read the current number to detect the wall thickness of the pocket. The detection transmission device can avoid errors caused by manual operation during measurement, and meanwhile, automatic measurement is achieved. The detection connecting rod is an extension rod and is used for increasing the distance between the detection pressure head 71 and the first dial indicator 75, the first dial indicator 75 is conveniently arranged outside the detection seat 3, and the detection data of the first dial indicator 75 can be conveniently read.
The wall thickness of the pocket is the beam width of the retainer 9, the first dial indicator 75 is a digital display dial indicator, the reading is visual and convenient, the measurement range is 12.5mm, the resolution is 0.001mm, the maximum allowable error is 0.004mm, and the repeatability is 0.002 mm. The error of the retainer beam width variation detection device is 0.01 mm.
During detection, the retainer 9 is placed on the detection platform 1 and is abutted against the V-shaped grooves of the V-shaped block 21, the angle of the retainer 9 is adjusted, the wall thickness position of the retainer 9 is approximately aligned with the central positions of the two spherical measuring heads 4, the two spherical measuring heads 4 extend into the two adjacent pocket holes and clamp the beam 91 of the retainer 9, then the angle of the retainer 9 is finely adjusted clockwise and anticlockwise, the minimum value is found, as shown in fig. 1, the digital display meter of the first kilo-minute meter 75 can automatically record the minimum value, after the minimum value is found, the digital display meter of the first kilo-minute meter 75 is cleared, other beam width values of the retainer 9 are sequentially measured by taking the first beam width value L as a reference, and therefore the equal division difference of the retainer 9 can be calculated.
Example two
On the basis of the first embodiment, as shown in fig. 1 to 4, the apparatus further includes a detection gap adjusting device, and the detection gap adjusting device includes: an adjusting block 55, an adjusting seat 54, an adjusting handwheel 57 and an adjusting bull-nose pin 56. The adjusting seat 54 is fixed at one end of the detecting seat 3, a sliding groove 541 is arranged on the adjusting seat 54, the adjusting block 55 is slidably installed in the sliding groove 541, and an adjusting taper block 551 is arranged at the top of the adjusting block 55. Round head pins 56 are respectively fixed on the first sliding seat 51 and the second sliding seat 52 and are symmetrically arranged, and an adjusting conical block 551 is positioned between the two round head pins 56. The adjusting handwheel 57 is mounted on the adjusting seat 54 through threads, and one end of the adjusting handwheel is rotatably connected with the adjusting seat 54.
When the adjusting hand wheel 57 is rotated, the distance between the two round-head pins 56 can be adjusted by the adjusting taper block 551, so that the distance between the two spherical measuring heads 4 can be adjusted, the distance between the two spherical measuring heads 4 can be adjusted conveniently according to the beam widths of different holders 9, the beams of the holders 9 can be conveniently inserted between the two spherical measuring heads 4, and the situation that the holders 9 are not easy to insert due to the fact that the distance between the two spherical measuring heads 4 is too small is avoided.
EXAMPLE III
On the basis of any one of the above embodiments, as shown in fig. 1 to 3, a height adjusting device and a locking handle 22 are further included. The height adjusting device includes: the device comprises a guide shaft 81, a guide seat 82, a lifting rack 84, a lifting gear 85, a gear seat 86, a lifting hand wheel 87 and a second dial indicator 88. The top of each guide shaft 81 is fixed to the bottom of the detection platform 1, and three guide shafts 81 are arranged, wherein the three guide shafts 81 are arranged in an isosceles triangle; the guide seat 82 is fixed at the bottom of the detection seat 3, a linear bearing 83 is arranged on the guide seat 82, and the guide shaft 81 is inserted on the linear bearing 83 in a sliding manner and movably penetrates through the cover plate 31.
The gear seat 86 is fixed at the bottom of the detection seat 3, and the lifting gear 85 is rotatably arranged on the gear seat 86; the lifting hand wheel 87 is connected with the lifting gear 85, one end of the lifting rack 84 is fixed at the bottom of the detection platform 1, and the lifting gear 85 is meshed with the lifting gear 85.
The second dial indicator 88 is fixed on the second connecting seat, the second connecting seat is fixed on the detection platform 1, and the second detection head of the second dial indicator 88 is fixed on the detection seat 3 through the height connecting rod 89.
The second dial indicator 88 is a digital display indicator, the measurement range of the digital display indicator is 35mm, the resolution is 0.01mm, the maximum allowable error is 0.04mm, and the repeatability is 0.02 mm.
When the height is adjusted, the lifting hand wheel 87 is rotated, the lifting hand wheel 87 drives the lifting gear 85 to rotate, the lifting gear 85 drives the lifting rack 84 to lift, the lifting of the detection platform 1 is realized, and the second dial indicator 88 is used for controlling the lifting height of the detection platform 1.
The detection platform 1 is provided with an adjusting groove 11, the V-shaped block 21 is slidably mounted in the adjusting groove 11, one side of the detection platform 1 is provided with a locking handle 22 through threads, and the V-shaped block 21 is fixed in the adjusting groove 11 by the locking handle 22. The position of the V-shaped block 21 can be conveniently adjusted by the adjusting groove 11 and the locking handle 22, and the device can meet the detection requirements of various holders 9 with different specifications.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the utility model without inventive step, which fall within the scope of the appended claims.
Claims (10)
1. Cage beam width variation detection device, including first kilo-dial gauge (75) and V-arrangement piece (21), its characterized in that still includes:
the detection platform (1), the V-shaped block (21) is installed on the detection platform (1);
the detection platform (1) is arranged at the top of the detection seat (3);
a first sliding seat (51), wherein the first sliding seat (51) is installed on the detection seat (3) in a sliding manner;
the second sliding seat (52) is mounted on the detection seat (3) in a sliding manner and is symmetrically arranged with the first sliding seat (51);
the spherical measuring head (4) is fixed at the top of the first sliding seat (51) and the top of the second sliding seat (52) respectively and is symmetrically arranged;
the pressing devices are symmetrically arranged on two sides of the detection base (3) and are respectively connected with the first sliding base (51) and the second sliding base (52), so that the two spherical measuring heads (4) are kept pressing to a measured object; and
the detection transmission device is arranged on the first sliding seat (51), is connected with the first dial indicator (75) and detects the distance between the two spherical measuring heads (4).
2. The cage beam width variation detecting device according to claim 1, wherein the detection transmission means includes:
a detection sleeve (76), wherein one end of the detection sleeve (76) is fixed on the first sliding seat (51), and the first dial indicator (75) is fixed at the other end of the detection sleeve (76);
the detection connecting rod is movably inserted into the detection sleeve (76), and one end of the detection connecting rod is connected with the first dial indicator (75); and
and the detection pressure head (71), the detection pressure head (71) is fixed at the other end of the detection connecting rod and is movably inserted into the end part of the detection sleeve (76).
3. The cage beam width variation detecting device according to claim 2, further comprising a detecting shim plate (78), wherein the detecting shim plate (78) is fixed to the second slide base (52), and the detecting ram (71) presses against the detecting shim plate (78).
4. The cage beam width variation detecting device according to claim 1, wherein the pressing device includes:
the pressing rods (61), the pressing rods (61) are symmetrically fixed on two sides of the detection seat (3), and the first sliding seat (51) and the second sliding seat (52) are movably inserted into the pressing rods (61); and
the pressing spring (62) is movably inserted on the pressing rod (61) and corresponds to the pressing rod (61) one by one, one end of the pressing spring (62) is connected with the pressing rod (61) or the detection seat (3), and the other end of the pressing spring (62) is connected with the first sliding seat (51) and the second sliding seat (52).
5. The cage beam width variation detecting device according to claim 4, wherein the hold-down bar (61) is connected with the detecting base (3) through a thread, a hold-down ring (611) is arranged on the hold-down bar (61), and one end of the hold-down spring (62) is connected with the hold-down ring (611);
the device also comprises an adjusting cap (63), wherein the adjusting cap (63) is fixed at one end of the pressing rod (61).
6. The cage beam width variation detecting device according to claim 1, further comprising a detection gap adjusting device, the detection gap adjusting device comprising:
the top of the adjusting block (55) is provided with an adjusting taper block (551), and the adjusting taper block (551) is movably inserted between the first sliding seat (51) and the second sliding seat (52);
the adjusting seat (54) is fixed at one end of the detection seat (3), and the adjusting block (55) is slidably mounted on the adjusting seat (54); and
the adjusting hand wheel (57), the adjusting hand wheel (57) is installed on the adjusting seat (54) through threads, and one end of the adjusting hand wheel is rotatably connected with the adjusting seat (54).
7. The cage beam width variation detecting device according to claim 6, further comprising adjusting round-head pins (56), wherein the round-head pins (56) are fixed on the first sliding seat (51) and the second sliding seat (52) respectively and are symmetrically arranged, and the adjusting conical block (551) is located between the two round-head pins (56).
8. The cage beam width variation detecting device according to claim 1, further comprising a locking handle (22), wherein the V-shaped block (21) is slidably mounted on the detecting platform (1), and the locking handle (22) is mounted on the detecting platform (1) through a thread and is located at one side of the V-shaped block (21) for fixing the V-shaped block (21).
9. The cage beam width variation detecting device according to any one of claims 1 to 7, further comprising a height adjusting device, the height adjusting device comprising:
the guide shafts (81) are fixed at the bottom of the detection platform (1) and are provided with a plurality of guide shafts (81);
the guide seat (82) is fixed at the bottom of the detection seat (3), and the guide shaft (81) is inserted on the guide seat (82) in a sliding manner;
one end of the lifting rack (84) is fixed at the bottom of the detection platform (1);
a lifting gear (85), the lifting gear (85) being engaged with the lifting gear (85);
the gear seat (86) is fixed at the bottom of the detection seat (3) body, and the lifting gear (85) is rotatably arranged on the gear seat (86); and
and the lifting hand wheel (87), and the lifting hand wheel (87) is connected with the lifting gear (85).
10. The cage beam width variation detection device according to claim 9, further comprising a second dial indicator (88), wherein the second dial indicator (88) is fixed on the detection platform (1), and a second detection head of the second dial indicator (88) is fixed on the detection base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122479105.8U CN216482642U (en) | 2021-10-14 | 2021-10-14 | Bearing retainer beam width variation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122479105.8U CN216482642U (en) | 2021-10-14 | 2021-10-14 | Bearing retainer beam width variation detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216482642U true CN216482642U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122479105.8U Active CN216482642U (en) | 2021-10-14 | 2021-10-14 | Bearing retainer beam width variation detection device |
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| Country | Link |
|---|---|
| CN (1) | CN216482642U (en) |
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2021
- 2021-10-14 CN CN202122479105.8U patent/CN216482642U/en active Active
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