CN212120863U - Shaft body length check out test set in gearbox - Google Patents
Shaft body length check out test set in gearbox Download PDFInfo
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- CN212120863U CN212120863U CN201922253275.7U CN201922253275U CN212120863U CN 212120863 U CN212120863 U CN 212120863U CN 201922253275 U CN201922253275 U CN 201922253275U CN 212120863 U CN212120863 U CN 212120863U
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Abstract
The utility model relates to a shaft body length detection equipment in gearbox, through designing the floating measurement mechanism, utilize differential displacement sensor to measure the length of the measured shaft body, send the result to the center console after finishing measuring, judge whether the length is qualified by the computer; the electromagnetic relay controls the material baffle to open and close so as to control the blanking speed of the shaft body blank. Through designing a shaft body positioning mechanism, a shaft body workpiece which is finished in production is placed in the lower slideway, one end of the material baffle plate is provided with an electromagnetic relay, and the electromagnetic relay controls the material baffle plate to be opened and closed, so that the shaft body to be measured falls into the V-shaped groove of the rotary positioning part one at a time; if the detection result is qualified, the servo motor drives the rotary positioning part to rotate for 90 degrees, so that the measured shaft body falls into the discharging channel. The utility model discloses be adapted to mass production's the condition, solved the problem that traditional ruler and compass manual measurement is wasted time and energy.
Description
Technical Field
The utility model relates to a check out test set, concretely relates to axle body length check out test set in gearbox.
Background
The gearbox is an important part of the vehicle, and can change the transmission ratio and enlarge the torque and the rotating speed of a driving wheel. Gearboxes are further divided into manual gearboxes and automatic gearboxes. One shaft and two shafts of the gearbox respectively refer to: the front end is a spline groove which is thinner, the rear end is a gear called a shaft constant-meshing gear, a shaft is arranged in the middle of the end face in a hole, and the shaft can extend into a clutch friction plate to be a power input shaft. The front end of the second shaft extends into the hole of the first shaft by a needle bearing, the rear end of the second shaft is a spline groove which is thicker and is provided with a transmission shaft universal joint fork which is a power output shaft, and the first shaft and the second shaft are coaxial.
After blanks of the shaft body are processed in a workshop, the shaft body needs to be manually preliminarily detected so as to meet the size standard of subsequent finish machining.
The conventional method for detecting the length of the shaft blank generally comprises the step of manually measuring the length by using a ruler by a lathe operator so as to machine allowance according to actual size. The measurement mode is time-consuming and labor-consuming, and is not suitable for mass production.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides a shaft length check out test set in gearbox to solve the above-mentioned problem that prior art exists.
The technical scheme is as follows: the utility model provides a shaft body length check out test set in gearbox, includes the base, installs portal frame on the base installs on the base, be located the L shape support of cylindricity measuring unit one side sets up the axis body positioning mechanism on L shape support upper portion installs the unsteady measuring mechanism of axis body positioning mechanism both sides sets up the ejection of compact way of axis body positioning mechanism lower part to and set up the unloading subassembly on L shape support upper portion.
In a further embodiment, the discharging channel can be adjusted in height in the vertical direction, and comprises an adjusting screw fixed on a bottom plate of the L-shaped bracket and a long-strip-shaped V-shaped block fixed at the extending end of the adjusting screw, wherein one end of the long-strip-shaped V-shaped block is connected with one end of the cylindricity measuring assembly. The discharging channel is used for placing a measured shaft body, and the adjusting screw is used for adjusting the height of the discharging channel.
In a further embodiment, the shaft positioning mechanism includes a transition plate fixed on the L-shaped bracket, a servo motor mounted on the transition plate, and a rotation positioning portion mounted on the transition plate and located on one side of the servo motor. The rotation positioning part positions the detected shaft body by utilizing the V-shaped groove on the rotation positioning part, and the servo motor outputs driving force to drive the rotation positioning part to rotate, so that qualified workpieces are enabled to fall into the discharging channel by rotating 90 degrees.
In a further embodiment, the rotation positioning portion is cylindrical, and a plurality of V-shaped grooves arranged at a predetermined angle are formed in the outer portion of the rotation positioning portion.
In a further embodiment, the transition plate is provided with bearing seats on two sides of the rotation positioning portion, the rotation positioning portion is arranged in the bearing seats, one end of the rotation positioning portion is provided with a driven pulley, the output end of the servo motor is provided with a driving pulley, and the driving pulley and the driven pulley are linked through a synchronous belt.
In a further embodiment, the floating measurement mechanism comprises differential displacement sensors mounted on both sides of the rotational positioning portion; the unloading subassembly is including being 45 degrees settings and being in rotate the glide slope of location portion upper end. The length of the shaft body mounted on the rotation positioning portion is measured by using a differential displacement sensor, which is selected from TS-911 type, includes a precise linear bearing, and allows the probes to be tightly assembled together to realize precise measurement.
In a further embodiment, one end of the lower slideway is provided with a material baffle plate, and one end of the material baffle plate is connected with an electromagnetic relay. The electromagnetic relay is used for controlling the material baffle to be opened and closed, so that the blanking speed is controlled.
In a further embodiment, the striker plate is driven by a linear cylinder or an electric cylinder.
Has the advantages that: the utility model relates to a shaft body length detection equipment in gearbox, through designing the floating measurement mechanism, utilize differential displacement sensor to measure the length of the measured shaft body, send the result to the center console after finishing measuring, judge whether the length is qualified by the computer; the electromagnetic relay controls the material baffle to open and close so as to control the blanking speed of the shaft body blank. Through designing a shaft body positioning mechanism, a shaft body workpiece which is finished in production is placed in the lower slideway, one end of the material baffle plate is provided with an electromagnetic relay, and the electromagnetic relay controls the material baffle plate to be opened and closed, so that the shaft body to be measured falls into the V-shaped groove of the rotary positioning part one at a time; if the detection result is qualified, the servo motor drives the rotary positioning part to rotate for 90 degrees, so that the measured shaft body falls into the discharging channel. The utility model discloses be adapted to mass production's the condition, solved the problem that traditional ruler and compass manual measurement is wasted time and energy.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic structural view of the middle shaft positioning mechanism of the present invention.
Fig. 4 is another view of the middle shaft positioning mechanism of the present invention.
The figures are numbered: the device comprises a discharging channel 10, an elongated V-shaped block 1001, an L-shaped bracket 11, a shaft body positioning mechanism 12, a transition plate 1201, a bearing seat 1202, a servo motor 1203, a driving pulley 1204, a driven pulley 1205, a synchronous belt 1206, a rotation positioning part 1207, a V-shaped groove 1207a, a discharging assembly 13, a lower sliding channel 1301, a floating measurement mechanism 14, a differential displacement sensor 1401 and an adjusting screw 15.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
The applicant believes that the currently common method for detecting the length of a shaft blank is generally that a lathe operator uses a ruler to manually measure, thereby machining allowance according to actual size. The measurement mode is time-consuming and labor-consuming, and is not suitable for mass production.
Therefore, the utility model provides a shaft body length check out test set in gearbox, through designing the floating measurement mechanism, utilize differential displacement sensor to measure the length of the measured shaft body, send the result to the central console after finishing measuring, judge whether length is qualified by the computer; the electromagnetic relay controls the material baffle to open and close so as to control the blanking speed of the shaft body blank. The utility model discloses can show the improvement from the lathe the preliminary examination speed of the axis body blank of processing out.
As shown in fig. 1, the detailed details are shown in fig. 2 to 4: the utility model discloses a shaft body length check out test set in gearbox, including L shape support 11, shaft body positioning mechanism 12, unsteady measuring mechanism 14, unloading way 10, unloading subassembly 13, L shape support 11 is installed on the base, and is located one side of cylindricity measuring subassembly, shaft body positioning mechanism 12 sets up the upper portion of L shape support 11, shaft body positioning mechanism 12 is including fixing in the cab apron 1201 on L shape support 11, install servo motor 1203 on the cab apron 1201, and install on the cab apron 1201, and be located the rotation location portion 1207 of servo motor 1203 one side; the rotation positioning part 1207 is cylindrical, and a plurality of V-shaped grooves 1207a arranged at a predetermined angle are formed in the outer part; bearing seats 1202 are installed on the transition plate 1201 and located on two sides of the rotary positioning portion 1207, the rotary positioning portion 1207 is arranged in the bearing seats 1202, a driven pulley 1205 is installed at one end of the rotary positioning portion 1207, a driving pulley 1204 is installed at the output end of the servo motor 1203, and the driving pulley 1204 and the driven pulley 1205 are linked through a synchronous belt 1206. The rotation positioning portion 1207 positions the measured shaft by using the V-shaped groove 1207a thereon, and the rotation positioning portion 1207 is driven to rotate by the driving force output by the servo motor 1203, thereby obtaining a plurality of stations. The floating measuring mechanisms 14 are installed on two sides of the shaft body positioning mechanism 12, the discharging channel 10 is arranged on the lower portion of the shaft body positioning mechanism 12, and the discharging assembly 13 is arranged on the upper portion of the L-shaped support 11. The discharging channel 10 can be adjusted in height in the vertical direction and comprises an adjusting screw 15 fixed on a bottom plate of the L-shaped support 11 and a long-strip-shaped V-shaped block 1001 fixed at the extending end of the adjusting screw 15, wherein one end of the long-strip-shaped V-shaped block 1001 is connected with one end of the cylindricity measuring assembly. The discharging channel 10 is used for placing a measured shaft body, and the adjusting screw 15 is used for adjusting the height of the discharging channel 10. The floating measurement mechanism 14 includes differential displacement sensors 1401 installed at both sides of the rotation positioning portion 1207; unloading subassembly 13 is including being 45 degrees settings and being in the glide slope 1301 of rotation location portion 1207 upper end, the one end of glide slope 1301 is equipped with the striker plate, the striker plate passes through sharp cylinder or electronic jar drive. The length of the shaft body mounted on the rotation positioning portion 1207 is measured by using a differential displacement sensor 1401, which is selected as TS-911, includes a precise linear bearing, and allows the probes to be tightly assembled together, thereby achieving precise measurement.
The working process of the utility model is as follows: the axis body work piece that will produce the completion is placed in glide slope 1301, and electromagnetic relay is installed to the one end of striker plate, and electromagnetic relay controls the striker plate switching to realize once in the one measured axis body falls to the V-arrangement groove 1207a of rotation location portion 1207. When the measured shaft body falls to the corresponding V-shaped groove 1207a, the floating measurement mechanism 14 is started, the differential displacement sensor 1401 starts to measure the length of the measured shaft body, the measured shaft body sends the result to the center console after the measurement is finished, whether the length is qualified or not is judged by the computer, if the length is qualified, the servo motor 1203 drives the rotation positioning part 1207 to rotate 90 degrees, the measured shaft body falls into the discharging channel 10, and qualified workpieces are manually taken out to enter the next process.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A kind of detection equipment of shaft body length in the change-speed gear box, characterized by comprising: the base is installed portal frame on the base is installed on the base, and is located the L shape support of cylindricity measuring unit one side, sets up the axis body positioning mechanism on L shape support upper portion installs the unsteady measuring mechanism of axis body positioning mechanism both sides sets up the material discharging way of axis body positioning mechanism lower part to and set up the unloading subassembly on L shape support upper portion.
2. The apparatus for detecting a length of an internal shaft body of a transmission according to claim 1, wherein: the discharging channel can be adjusted in height in the vertical direction and comprises an adjusting screw fixed on a bottom plate of the L-shaped support and a long-strip-shaped V-shaped block fixed at the extending end of the adjusting screw, and one end of the long-strip-shaped V-shaped block is connected with one end of the cylindricity measuring assembly.
3. The apparatus for detecting a length of an internal shaft body of a transmission according to claim 1, wherein: the shaft body positioning mechanism comprises a transition plate fixed on the L-shaped support, a servo motor installed on the transition plate, and a rotation positioning part installed on the transition plate and located on one side of the servo motor.
4. The apparatus according to claim 3, wherein: the rotation positioning part is cylindrical, and a plurality of V-shaped grooves arranged at preset angles are formed in the outer part of the rotation positioning part.
5. The apparatus according to claim 3, wherein: the transition plate is provided with bearing seats on two sides of the rotary positioning portion, the rotary positioning portion is arranged in the bearing seats, one end of the rotary positioning portion is provided with a driven belt pulley, the output end of the servo motor is provided with a driving belt pulley, and the driving belt pulley and the driven belt pulley are linked through a synchronous belt.
6. The apparatus according to claim 3, wherein: the floating measuring mechanism comprises differential displacement sensors arranged on two sides of the rotation positioning part; the unloading subassembly is including being 45 degrees settings and being in rotate the glide slope of location portion upper end.
7. The apparatus according to claim 6, wherein: one end of the lower slideway is provided with a material baffle plate, and one end of the material baffle plate is connected with an electromagnetic relay.
8. The apparatus according to claim 7, wherein: the striker plate is driven by a linear cylinder or an electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922253275.7U CN212120863U (en) | 2019-12-16 | 2019-12-16 | Shaft body length check out test set in gearbox |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922253275.7U CN212120863U (en) | 2019-12-16 | 2019-12-16 | Shaft body length check out test set in gearbox |
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| CN212120863U true CN212120863U (en) | 2020-12-11 |
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| CN201922253275.7U Active CN212120863U (en) | 2019-12-16 | 2019-12-16 | Shaft body length check out test set in gearbox |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710265A (en) * | 2020-12-30 | 2021-04-27 | 芜湖哈特机器人产业技术研究院有限公司 | Mechanism capable of automatically detecting length specification of shaft on line |
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2019
- 2019-12-16 CN CN201922253275.7U patent/CN212120863U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112710265A (en) * | 2020-12-30 | 2021-04-27 | 芜湖哈特机器人产业技术研究院有限公司 | Mechanism capable of automatically detecting length specification of shaft on line |
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