CN213714276U - A examine utensil for measuring skewed tooth gear angle - Google Patents
A examine utensil for measuring skewed tooth gear angle Download PDFInfo
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- CN213714276U CN213714276U CN202022820663.1U CN202022820663U CN213714276U CN 213714276 U CN213714276 U CN 213714276U CN 202022820663 U CN202022820663 U CN 202022820663U CN 213714276 U CN213714276 U CN 213714276U
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Abstract
The utility model discloses an inspection device for measuring angle of helical gear, which comprises a base, an elastic clamping mechanism and an angle measuring mechanism, wherein the elastic clamping mechanism is clamped at the two axial ends of a measured gear, the measured gear is arranged in an elastic displacement manner in the direction of a clamping axis, and the angle measuring mechanism is arranged corresponding to the tooth surface of the measured gear; the angle measuring mechanism comprises a position adjusting mechanism, an angle guiding mechanism and a displacement measuring mechanism, the angle guiding mechanism slides in the vertical direction to be displaced, the guiding mechanism is arranged corresponding to the inclined tooth surface of the measured gear, the angle guiding mechanism is lifted and slid through the measured gear in the axial displacement direction, the displacement measuring mechanism measures the lifting displacement of the angle guiding mechanism, the equipment cost can be saved, the detection efficiency is improved, and high reliability and accurate measurement are provided.
Description
Technical Field
The utility model belongs to detect and examine the utensil field, in particular to an examine utensil for measuring skewed tooth gear angle.
Background
The helical gear is an important moving part of an automobile steering system and a speed change system, and the angle of the helical gear of the steering system and the speed change system directly influences the experience of an automobile driver on smoothness of automobile operation. At present, the angle of the helical gear of the steering system is measured by adopting a manual functional detection method generally without reading specific data. Therefore, the measurement method can only be used for qualitative detection, cannot read the accurate numerical value of the angle, and is low in efficiency and labor-consuming.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides an examine utensil for measuring skewed tooth gear angle can save equipment cost, improves detection efficiency, provides high reliability and accurate measurement.
The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:
a checking fixture for measuring the angle of a helical gear comprises a base, an elastic clamping mechanism and an angle measuring mechanism, wherein the elastic clamping mechanism is clamped at two axial ends of a measured gear, the measured gear is arranged in an elastic displacement mode in the direction of a clamping axis, and the angle measuring mechanism is arranged corresponding to the tooth surface of the measured gear;
the angle measuring mechanism comprises a position adjusting mechanism, an angle guiding mechanism and a displacement measuring mechanism, the angle guiding mechanism slides in the vertical direction and is arranged on the position adjusting mechanism, the angle guiding mechanism adjusts the distance between the tooth surface of the measured gear relative to the tooth surface of the measured gear through the displacement adjusting mechanism, the guiding mechanism is arranged corresponding to the inclined tooth surface of the measured gear, the angle guiding mechanism slides up and down through the measured gear of the axial displacement, and the displacement measuring mechanism measures the lifting displacement of the angle guiding mechanism.
Furthermore, the angle guide mechanism comprises a measuring head sliding block and a guide measuring head, the measuring head sliding block is vertically and freely arranged on the position adjusting mechanism in a sliding mode, the measuring head sliding block is provided with the guide measuring head, and the guide measuring head is in contact with the inclined tooth surface of the measured gear.
Furthermore, a sensing baffle is arranged on the measuring head sliding block, the displacement measuring mechanism comprises a displacement sensor, the displacement sensor is located under the sensing baffle, and the displacement sensor detects the lifting displacement of the sensing baffle.
Further, position control mechanism includes first guide rail, first slide and first backup pad, the axis setting of first guide rail perpendicular to measured gear is on the base, be provided with first slide on the first guide rail, be provided with vertical first backup pad on the first slide, the vertical slip of angle guiding mechanism is on first backup pad, displacement measurement mechanism sets up on first slide.
Further, elastic clamping mechanism includes fixed grip slipper, elastic expansion chuck subassembly and activity grip slipper, be provided with elastic expansion chuck subassembly on the fixed grip slipper, elastic expansion chuck subassembly sets up for fixed grip slipper elastic expansion in the axis direction, elastic expansion chuck subassembly and activity grip slipper centre gripping are in the both sides of being surveyed the gear, the displacement of activity grip slipper is adjusted for fixed grip slipper.
Furthermore, the elastic telescopic chuck component comprises a telescopic rod and a reset spring, the telescopic rod is sleeved on the telescopic rod, the telescopic rod is movably arranged on the fixed clamping seat in a penetrating mode, and the rod body of the telescopic rod is elastically connected to the fixed clamping seat through the reset spring.
Has the advantages that: the utility model discloses can save equipment cost, improve detection efficiency, provide high reliability and accurate measurement.
Drawings
Fig. 1 is a top view of the overall structure of the present invention;
fig. 2 is a front view of the overall structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in the attached drawings 1 and 2, the checking fixture for measuring the angle of the helical gear comprises a base 1, an elastic clamping mechanism and an angle measuring mechanism, wherein the elastic clamping mechanism is clamped at two axial ends of a measured gear, the measured gear is arranged in an elastic displacement mode in the direction of a clamping axis, and the angle measuring mechanism is arranged corresponding to the tooth surface of the measured gear; the gear to be measured carries out the elasticity centre gripping through elasticity fixture and can be adapted to the gear to be measured centre gripping of different thickness on the one hand, promotes its and suits the application, and on the other hand can make gear to be measured axial displacement through elasticity fixture when measuring to the angular surveying of angle measurement mechanism to skewed tooth.
The angle measuring mechanism comprises a position adjusting mechanism, an angle guiding mechanism and a displacement measuring mechanism, the angle guiding mechanism slides in the vertical direction and is arranged on the position adjusting mechanism in a displacement mode, the angle guiding mechanism adjusts the distance between the tooth surface of the measured gear and the tooth surface of the measured gear through the displacement adjusting mechanism, so that a measuring head of the angle measuring mechanism can be in contact with the oblique tooth surface of the measured gear, the guiding mechanism is arranged corresponding to the oblique tooth surface of the measured gear, the angle guiding mechanism carries out passive lifting and sliding through the measured gear which is axially displaced and serves as a dependent variable, the displacement measuring mechanism measures the lifting displacement of the angle guiding mechanism, and the angle of the tooth inclined surface can be reflected through the lifting displacement. The whole structure is simple, the equipment cost can be saved, the detection efficiency is improved, and high reliability and accurate measurement are provided.
The angle guiding mechanism comprises a measuring head sliding block 17 and a guiding measuring head 21, the measuring head sliding block 17 is vertically and freely arranged on the position adjusting mechanism in a sliding mode, a measuring head mounting sleeve 20 is arranged on the measuring head sliding block 17, the guiding measuring head 21 is arranged on the measuring head mounting sleeve 20, the guiding measuring head 21 is of a needle rod structure, the guiding measuring head 21 is in contact with an inclined tooth surface of a measured gear, during measurement, the guiding measuring head 21 is abutted against the inclined tooth surface, the measured gear is driven to axially displace through an elastic clamping mechanism, and then the guiding measuring head 21 vertically falls or rises to follow up.
The measuring head sliding block 17 is provided with a sensing baffle 10, the displacement measuring mechanism comprises a displacement sensor 9, the displacement sensor 9 is located under the sensing baffle 10, and the displacement sensor 9 detects the lifting displacement of the sensing baffle 10.
The angle measurement of the helical gear is realized by adopting a double-measuring-head measurement structure, a vertical plate 12 is arranged on a first sliding seat of a position adjusting mechanism, a fixed measuring head 8 is arranged on the vertical plate 12, the axial distance between the fixed measuring head 8 and a guide measuring head 21 at the double tips is a fixed size, and the angular size of the helical gear is calculated through the up-down movement distance of the guide measuring head.
Position adjustment mechanism includes first guide rail 15, first slide and first backup pad 19, the axis setting of first guide rail 15 perpendicular to measured gear is on base 1, be provided with first slide on the first guide rail 15, be provided with vertical first backup pad 19 on the first slide, the vertical slip of angle guiding mechanism is on first backup pad 19, displacement measurement mechanism sets up on first slide. The position of the guide measuring head to the measured gear is adjusted through the position adjusting mechanism, the rear end of the sliding seat of the first guide rail 15 is connected with the connecting block 16, the rear end of the connecting block 16 is connected with the quick clamp 13, the quick clamp 13 is connected with the bottom plate 1 through the cushion block 14, and the first sliding seat is locked in an elastic mode through the quick frame.
Elastic clamping mechanism includes fixed grip slipper 2, elastic expansion chuck subassembly and activity grip slipper 22, be provided with elastic expansion chuck subassembly on fixed grip slipper 2, elastic expansion chuck subassembly is in the axis direction for the setting of fixed grip slipper 2 elastic expansion, elastic expansion chuck subassembly and the centre gripping of activity grip slipper 22 are in the both sides of being surveyed the gear, the displacement of activity grip slipper 22 is adjusted for fixed grip slipper 2. The base plate 1 is provided with a second guide rail 23, the movable clamping seat is slidably arranged on the second guide rail 23, the movable clamping seat 2 is provided with a locking mechanism 24 which can be adjusted relative to the base 1 in a tightness mode, the movable clamping seat 22 is further fixedly provided with a connecting sleeve 25, and a tip 26 is fixed in the connecting sleeve.
The elastic telescopic chuck component comprises a telescopic rod 5 and a reset spring 7, the telescopic rod 5 is sleeved with the reset spring 7, the telescopic rod 5 is movably arranged on the fixed clamping seat 2 in a penetrating mode, the fixed clamping seat 2 is provided with a sliding table 3 between the telescopic rod 5, and the rod body of the telescopic rod 5 is elastically connected to the fixed clamping seat through the reset spring. The fixed clamping seat 2 is a tip positioning seat, a tip, namely a telescopic rod 5, is arranged in the tip positioning seat, a front baffle 6 is further arranged in the tip positioning seat, a return spring 7 is arranged between the tip 5 and the front baffle 6, and the rear end of the tip is connected with the quick clamp 4.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides an examine utensil for measuring skewed tooth gear angle which characterized in that: the device comprises a base (1), an elastic clamping mechanism and an angle measuring mechanism, wherein the elastic clamping mechanism is clamped at two axial ends of a gear to be measured, the gear to be measured is arranged in an elastic displacement mode in the direction of a clamping axis, and the angle measuring mechanism is arranged corresponding to the tooth surface of the gear to be measured;
the angle measuring mechanism comprises a position adjusting mechanism, an angle guiding mechanism and a displacement measuring mechanism, the angle guiding mechanism slides in the vertical direction and is arranged on the position adjusting mechanism, the angle guiding mechanism adjusts the distance between the tooth surface of the measured gear relative to the tooth surface of the measured gear through the displacement adjusting mechanism, the guiding mechanism is arranged corresponding to the inclined tooth surface of the measured gear, the angle guiding mechanism slides up and down through the measured gear of the axial displacement, and the displacement measuring mechanism measures the lifting displacement of the angle guiding mechanism.
2. The gauge for measuring the angle of the helical gear according to claim 1, wherein: the angle guiding mechanism comprises a measuring head sliding block (17) and a guiding measuring head (21), the measuring head sliding block (17) is vertically and freely arranged on the position adjusting mechanism in a sliding mode, the guiding measuring head (21) is arranged on the measuring head sliding block (17), and the guiding measuring head (21) is in contact with the inclined tooth surface of the measured gear.
3. The gauge for measuring the angle of the helical gear according to claim 2, wherein: the measuring head sliding block (17) is provided with a sensing baffle (10), the displacement measuring mechanism comprises a displacement sensor (9), the displacement sensor (9) is located under the sensing baffle (10), and the displacement sensor (9) detects the lifting displacement of the sensing baffle (10).
4. The gauge for measuring the angle of the helical gear according to claim 1, wherein: position adjustment mechanism includes first guide rail (15), first slide and first backup pad (19), the axis setting of first guide rail (15) perpendicular to gear under test is on base (1), be provided with first slide on first guide rail (15), be provided with vertical first backup pad (19) on the first slide, the vertical slip of angle guiding mechanism is on first backup pad, displacement measurement mechanism sets up on first slide.
5. The gauge for measuring the angle of the helical gear according to claim 1, wherein: elastic clamping mechanism includes fixed grip slipper (2), elastic expansion chuck subassembly and activity grip slipper (22), be provided with elastic expansion chuck subassembly on fixed grip slipper (2), elastic expansion chuck subassembly is for fixed grip slipper (2) elastic expansion setting in the axis direction, elastic expansion chuck subassembly and activity grip slipper (22) centre gripping are in the both sides of being surveyed the gear, activity grip slipper (22) are for fixed grip slipper (2) displacement regulation.
6. A gauge for measuring the angle of a helical gear according to claim 5, wherein: the elastic telescopic chuck component comprises a telescopic rod (5) and a reset spring (7) which is sleeved on the telescopic rod, the telescopic rod (5) is movably arranged on the fixed clamping seat (2) in a penetrating mode, and the rod body of the telescopic rod (5) is elastically connected to the fixed clamping seat through the reset spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022820663.1U CN213714276U (en) | 2020-11-30 | 2020-11-30 | A examine utensil for measuring skewed tooth gear angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022820663.1U CN213714276U (en) | 2020-11-30 | 2020-11-30 | A examine utensil for measuring skewed tooth gear angle |
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| Publication Number | Publication Date |
|---|---|
| CN213714276U true CN213714276U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022820663.1U Active CN213714276U (en) | 2020-11-30 | 2020-11-30 | A examine utensil for measuring skewed tooth gear angle |
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| CN (1) | CN213714276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639687A (en) * | 2021-08-30 | 2021-11-12 | 济南凯特尔机器有限公司 | High-precision follow-up type tooth width online detection device |
-
2020
- 2020-11-30 CN CN202022820663.1U patent/CN213714276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639687A (en) * | 2021-08-30 | 2021-11-12 | 济南凯特尔机器有限公司 | High-precision follow-up type tooth width online detection device |
| CN113639687B (en) * | 2021-08-30 | 2024-03-01 | 济南凯特尔机器有限公司 | High-precision follow-up type tooth width online detection device |
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