CN212030498U - Bearing groove curvature detection device - Google Patents
Bearing groove curvature detection device Download PDFInfo
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- CN212030498U CN212030498U CN201921642231.7U CN201921642231U CN212030498U CN 212030498 U CN212030498 U CN 212030498U CN 201921642231 U CN201921642231 U CN 201921642231U CN 212030498 U CN212030498 U CN 212030498U
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Abstract
The utility model discloses a bearing groove curvature detection device, which belongs to the field of detection devices and comprises a base, a contourgraph is installed on one side of the upper surface of the base, mounting plates are symmetrically welded on the upper surface of the base, a first lead screw is rotatably installed between the two mounting plates, a movable plate is in threaded connection with the first lead screw, a motor is installed on the movable plate, a second lead screw is installed on an output shaft of the motor, a movable block is in threaded connection with the second lead screw, four connecting rods are hinged on the upper surface of the movable block, the four connecting rods are distributed on the upper surface of the movable block in a circumferential array manner, a supporting plate is fixed on the upper surface of the base through a supporting rod, four chutes are formed in the upper surface of; the utility model relates to a novelty is carrying out ditch camber to the bearing and is examining time measuring, can fix the bearing of equidimension not, and the suitability is high, and stability is good, and convenient operation has improved the precision that detects, reduces the error, is worth promoting.
Description
Technical Field
The utility model belongs to the technical field of detection device, concretely relates to bearing ditch camber detection device.
Background
The bearing is a very important basic part in modern industry, the ball bearing is one of the most widely used bearings, the channel curvature radius is an important performance index of the ball bearing, and the channel curvature radius and the channel shape deviation of the ball bearing are important factors influencing the dynamic performance of the bearing, such as rotation precision, play, contact angle, vibration noise, friction torque and the like, and further influencing the running precision of a machine provided with the bearing.
The curvature radius of the ball bearing channel is the arc radius of the inner channel contour line of the axial section of the inner (outer) ring of the ball bearing, the groove curvature of the ball bearing can be detected through a contourgraph at present, but when the detection is carried out, the bearing cannot be well fixed by the existing device, so that the bearing can move during measurement, and the product error of the measurement result is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bearing ditch camber detection device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a bearing groove curvature detection device comprises a base, wherein a contourgraph is installed on one side of the upper surface of the base, mounting plates are symmetrically welded on the upper surface of the base, a first screw rod is rotatably installed between the two mounting plates, a moving plate is connected to the first screw rod in a threaded manner, a motor is installed on the moving plate, a second screw rod is installed on an output shaft of the motor, a moving block is connected to the second screw rod in a threaded manner, four connecting rods are hinged to the upper surface of the moving block, and the four connecting rods are distributed on the upper surface of the moving block in a circumferential array, the upper surface of the base is fixed with a supporting plate through a supporting rod, the upper surface of the supporting plate is provided with four sliding chutes, and four chutes are distributed on the upper surface of the supporting plate in a circumferential array manner, a sliding block is connected in the chutes in a sliding manner, a fixed rod is welded at the top of the sliding block, a fixed block is arranged at the top end of the fixed rod, and one ends of the four connecting rods, which are far away from the moving block, are hinged to the four fixed blocks respectively.
Adopt above-mentioned scheme, when using, the bearing housing that will wait to detect is established on lead screw two, according to the size of bearing internal diameter, starter motor drives lead screw two and rotates, thereby make the movable block along two rebound of lead screw, it has four connecting rods to articulate on the movable block, at the spout, under the effect of slider and dead lever, drive four fixed blocks and remove to four directions respectively, thereby fix the bearing from inside, the fixed block of L style of calligraphy can hold the bearing and fix, fixed effectual, then rotate knob and make lead screw one rotate, it removes to drive the movable plate, make the contact pilotage that the bearing is close to the profilometer, after the surface of contact pilotage contact bearing, start the profilometer and detect the ditch camber of bearing, the testing result is accurate, the error is little.
In a preferred embodiment, one end of the first screw rod penetrates through a mounting plate and is provided with a knob.
By adopting the scheme, the first screw rod can be conveniently rotated by rotating the knob, the moving block is driven to move leftwards or rightwards along the first screw rod, and the fixed bearing is close to the contourgraph, so that the detection is convenient.
As a preferred embodiment, through holes are symmetrically formed in the moving plate, guide rods are movably arranged in the through holes, and two ends of each guide rod are respectively welded on the two mounting plates.
By adopting the scheme, the two guide rods are arranged on the movable plate, the two ends of the guide rods are respectively welded on the two mounting plates, the movable plate is limited and guided, and the movable plate is prevented from rotating along with the rotation of the first screw rod.
As a preferred embodiment, a rectangular through hole is formed in the middle of the support plate, and the rectangular through hole is located right above the motor.
By adopting the scheme, the through hole in the supporting plate facilitates the screw rod II to pass through the supporting plate, and the operation of the screw rod II and the moving block on the screw rod II can not be influenced.
As a preferred embodiment, the fixing block is of an L-shaped structure, the fixing block is made of rubber, and the side wall of the fixing block is provided with anti-skid lines.
Adopt above-mentioned scheme, the fixed block of L style of calligraphy can hold the bearing and fix, and is fixed effectual, and the fixed block of rubber material is not only stable good, and can not cause the damage to the bearing, is worth promoting.
Compared with the prior art, the beneficial effects of the utility model are that:
this bearing ditch camber detection device is through setting up motor, lead screw two, connecting rod, bracing piece. The structure of the supporting plate, the fixing rod, the fixing block and the like can fix the bearings with different sizes, the applicability is high, the fixing effect is good, and the detection of the curvature of the groove of the bearing is convenient;
this bearing ditch camber detection device is through setting up mounting panel, lead screw one, movable plate, guide arm and knob isotructure, can be convenient with the bearing to the removal of contourgraph direction, through screw thread transmission's mode, control is accurate, great improvement the degree of accuracy that detects, reduce detection error, be worth promoting.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the mounting plate and the moving plate of the present invention;
fig. 3 is a top view of the moving block and the connecting rod of the present invention;
fig. 4 is a top view of the support plate of the present invention.
In the figure: 1. a base; 2. a profilometer; 3. mounting a plate; 4. a first screw rod; 5. moving the plate; 6. a motor; 7. a second screw rod; 8. a moving block; 9. a connecting rod; 10. a support bar; 11. a support plate; 12. a chute; 13. a slider; 14. fixing the rod; 15. and (5) fixing blocks.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-4, the utility model provides a bearing groove curvature detection device, which comprises a base 1, wherein a contourgraph 2 is installed on one side of the upper surface of the base 1, mounting plates 3 are symmetrically welded on the upper surface of the base 1, a screw rod I4 is rotatably installed between the two mounting plates 3, a movable plate 5 is connected to the screw rod I4 in a threaded manner, and one end of the screw rod I4 penetrates through one mounting plate 3 and is provided with a knob (see fig. 1-2); the first lead screw 4 can be conveniently rotated by rotating the knob, the moving block 5 is driven to move leftwards or rightwards along the first lead screw 4, the fixed bearing is close to the contourgraph, and the contourgraph is used for measuring by sliding of a contact pin of the contourgraph and the surface to be measured and is in contact measurement. The method has the main advantages that the method can directly measure the surface roughness of some parts which are difficult to measure, such as holes, grooves and the like, can directly read according to certain evaluation standards or draw the shape of a surface contour curve, and has high measuring speed, reliable result and convenient operation.
A motor 6 is installed on the movable plate 5, through holes are symmetrically formed in the movable plate 5, guide rods are movably arranged in the through holes, and two ends of each guide rod are respectively welded on the two mounting plates 3 (see fig. 2); two guide rods are arranged on the movable plate 5, two ends of each guide rod are respectively welded on the two mounting plates 3, the movable plate 5 is limited and guided, and the movable plate 5 is prevented from rotating along with the rotation of the first screw rod 4.
A second lead screw 7 is mounted on an output shaft of the motor 6, a moving block 8 is in threaded connection with the second lead screw 7, four connecting rods 9 are hinged to the upper surface of the moving block 8, the four connecting rods 9 are distributed on the upper surface of the moving block 8 in a circumferential array mode, a supporting plate 11 is fixed to the upper surface of the base 1 through a supporting rod 10, a rectangular through hole is formed in the middle of the supporting plate 11, and the rectangular through hole is located right above the motor 6 (see fig. 4); rectangular through hole in the backup pad 11 when the installation, the second lead screw 7 can pass rectangular through hole and install, when motor 6 drives the second lead screw 7 and rotates, because the existence of rectangular through hole, backup pad 10 can not influence the reciprocating of removing frame 8, and can not influence the removal about the second lead screw 7.
The upper surface of the supporting plate 11 is provided with four sliding grooves 12, the four sliding grooves 12 are distributed on the upper surface of the supporting plate 11 in a circumferential array mode, sliding blocks 13 are connected in the sliding grooves 12 in a sliding mode, fixed rods 14 are welded to the tops of the sliding blocks 13, fixed blocks 15 are arranged at the top ends of the fixed rods 14, one ends, far away from the moving block 8, of the four connecting rods 9 are hinged to the four fixed blocks 15 respectively, the fixed blocks 15 are of L-shaped structures, the fixed blocks 15 are made of rubber materials, and anti-skidding threads are arranged on the side walls; the fixed block 15 of L style of calligraphy, four fixed blocks 15 move to four directions respectively, and four fixed blocks 15 are close to the inner circle of bearing gradually, contradict the inner circle of bearing until fixed block 15, can hold the bearing and fix, and is fixed effectual, and rubber material's fixed block 15 is not only stable good, and can not cause the damage to the bearing, is worth promoting.
When the device is used, a bearing to be detected is sleeved on the second lead screw 7, the motor 6 is started to drive the second lead screw 7 to rotate according to the inner diameter of the bearing, so that the moving block 8 moves upwards along the second lead screw, the moving block 8 is hinged with four connecting rods 9, the four fixing blocks 15 are driven to move towards four directions respectively under the action of the sliding grooves 12, the sliding blocks 13 and the fixing rods 14, so that the bearing is fixed from the inside, the bearing can be supported and fixed by the L-shaped fixing blocks 15, the fixing effect is good, then the knob is rotated to rotate the first lead screw 4 to drive the moving plate 5 to move, the moving plate 5 is provided with two guide rods, two ends of each guide rod are respectively welded on the two mounting plates 3 to play a role of limiting and guiding for the moving plate 5, the moving plate 5 is prevented from rotating along with the rotation of the first lead screw 4, and the, after the contact pin contacts the surface of the bearing, the contourgraph is started to detect the curvature of the groove of the bearing, the detection result is accurate, and the error is small.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a bearing ditch camber detection device, includes base (1), its characterized in that: the device is characterized in that a contourgraph (2) is installed on one side of the upper surface of a base (1), mounting plates (3) are symmetrically welded on the upper surface of the base (1), a first lead screw (4) is rotatably installed between the two mounting plates (3), a movable plate (5) is in threaded connection with the first lead screw (4), a motor (6) is installed on the movable plate (5), a second lead screw (7) is installed on an output shaft of the motor (6), a movable block (8) is in threaded connection with the second lead screw (7), four connecting rods (9) are hinged to the upper surface of the movable block (8), the four connecting rods (9) are distributed on the upper surface of the movable block (8) in a circumferential array manner, a support plate (11) is fixed on the upper surface of the base (1) through a support rod (10), four sliding grooves (12) are formed in the upper surface of the support plate (, the sliding block (13) is connected in the sliding groove (12) in a sliding mode, the top of the sliding block (13) is welded with the fixing rod (14), the fixing block (15) is arranged at the top end of the fixing rod (14), and one ends, far away from the moving block (8), of the four connecting rods (9) are hinged to the four fixing blocks (15) respectively.
2. A bearing groove curvature detecting device according to claim 1, wherein: one end of the first screw rod (4) penetrates through one mounting plate (3) and is provided with a knob.
3. A bearing groove curvature detecting device according to claim 1, wherein: through holes are symmetrically formed in the movable plate (5), guide rods are movably arranged in the through holes, and two ends of each guide rod are welded to the two mounting plates (3) respectively.
4. A bearing groove curvature detecting device according to claim 1, wherein: a rectangular through hole is formed in the middle of the supporting plate (11), and the rectangular through hole is located right above the motor (6).
5. A bearing groove curvature detecting device according to claim 1, wherein: the fixing block (15) is of an L-shaped structure, the fixing block (15) is made of rubber, and anti-skidding lines are arranged on the side wall of the fixing block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921642231.7U CN212030498U (en) | 2019-09-29 | 2019-09-29 | Bearing groove curvature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921642231.7U CN212030498U (en) | 2019-09-29 | 2019-09-29 | Bearing groove curvature detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212030498U true CN212030498U (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921642231.7U Active CN212030498U (en) | 2019-09-29 | 2019-09-29 | Bearing groove curvature detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212030498U (en) |
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2019
- 2019-09-29 CN CN201921642231.7U patent/CN212030498U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20210527 Address after: No.40 Aixian street, Qixianling, Dalian hi tech Industrial Park, Dalian, Liaoning 116000 Patentee after: Dalian Wanfang Ship Technology Co.,Ltd. Address before: 151100 Huatai machinery parts processing factory, just opposite the south end of Sidao street, Zhaodong City, Suihua City, Heilongjiang Province Patentee before: Yan Shubo |