CN220893275U - Automatic measuring device for worm outer diameter of EPS speed reducer - Google Patents
Automatic measuring device for worm outer diameter of EPS speed reducer Download PDFInfo
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- CN220893275U CN220893275U CN202322342236.0U CN202322342236U CN220893275U CN 220893275 U CN220893275 U CN 220893275U CN 202322342236 U CN202322342236 U CN 202322342236U CN 220893275 U CN220893275 U CN 220893275U
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses an automatic measuring device for the outer diameter of a worm of an EPS speed reducer, which comprises a measuring device fixing frame, a driving mechanism, a lifting mechanism, a clamping mechanism and a detecting mechanism; the measuring device fixing frame consists of a base arranged on the equipment table top and a fixing support vertically arranged on the base, the driving mechanism is fixed through the base, the power output end of the driving mechanism is connected with the lifting mechanism and drives the lifting mechanism to reciprocate along the vertical direction of the measuring device, and the clamping mechanism and the detecting mechanism are arranged above the lifting mechanism so as to fix a workpiece to be measured and measure the outer diameter of the workpiece to be measured. The utility model can realize quick and accurate positioning, and greatly ensures the measurement efficiency and the measurement accuracy through the automatic measuring equipment.
Description
Technical Field
The utility model relates to an automatic measuring device for an EPS speed reducer worm, in particular to an automatic measuring device for the external diameter of the EPS speed reducer worm, and belongs to the technical field of automobile part machining.
Background
The worm is used as a core part of the EPS steering gear, plays a key role in meshed rotation with the worm wheel, and if the top circle of the worm of the EPS speed reducer is unqualified, fluctuation abnormality of no-load performance can be caused, and even the phenomena of locking and steering failure occur. Therefore, during the production of the worm, real-time monitoring of the outer diameter of the worm is required in order to ensure its quality. However, most of the current production tests are manually tested, and because the error is not clear, the production tests need to be adjusted for many times, and the manual test is time-consuming and labor-consuming, and the repeated mechanical test work causes great fatigue to the staff. Therefore, it is necessary to design a device capable of automatically measuring the outer diameter of the worm in place of manual detection.
Disclosure of utility model
The utility model aims at: aiming at the problems in the prior art, the automatic measuring device for the outer diameter of the EPS speed reducer worm is reasonable in structure and convenient to use, and the measuring efficiency and the measuring accuracy are greatly guaranteed through the automatic measuring equipment.
In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: an automatic measuring device for the outer diameter of a worm of an EPS speed reducer comprises a measuring device fixing frame, a driving mechanism, a lifting mechanism, a clamping mechanism and a detecting mechanism; the measuring device fixing frame consists of a base arranged on the equipment table top and a fixing support vertically arranged on the base, the driving mechanism is fixed through the base, the power output end of the driving mechanism is connected with the lifting mechanism and drives the lifting mechanism to reciprocate along the vertical direction of the measuring device, and the clamping mechanism and the detecting mechanism are arranged above the lifting mechanism so as to fix a workpiece to be measured and measure the outer diameter of the workpiece to be measured.
Further, the fixed support comprises a left side plate and a right side plate which are symmetrically arranged above the base, the top ends of the two side plates are fixed with an upper bottom plate which is arranged in parallel with the base, and the upper bottom plate is provided with a mounting hole for inserting the lifting mechanism.
Further, the driving mechanism comprises an air cylinder arranged at the center of the base and an air cylinder connecting block connected through an air cylinder piston rod, and the lifting mechanism is fixed on the same air cylinder connecting block through a fastener.
Further, the lifting mechanism consists of lifting blocks which are arranged in a bilateral symmetry mode and have the same structure, the lifting blocks are formed by stacking three cylinders with the same axle center into a whole, the diameters of the three cylinders are sequentially reduced from top to bottom, and the cylinders arranged in the middle can slide up and down along the mounting holes of the upper bottom plate.
Further, the top ends of the lifting blocks are fixedly connected with a small bottom plate of the installation positioning mechanism through bolts; the clamping mechanism comprises V-shaped fixing pieces which are arranged in a bilateral symmetry mode, the bottoms of the V-shaped fixing pieces are mounted on the small bottom plate through bolts, and V-shaped clamping portions used for clamping workpieces to be tested are arranged at the tops of the V-shaped fixing pieces.
Further, the detection mechanism comprises two measurement blocks arranged on the upper bottom plate, the inner side surface end parts of the two measurement blocks are provided with air outlet holes, and the air outlet holes are aligned with the outer circle of the worm.
Further, the measuring block is in communication connection with an external device screen so as to display the air outlet quantity of the measuring block.
Further, the side of right V type mounting is provided with work piece axial stopper, work piece axial stopper is through installing the second cylinder drive in little bottom plate top one side, moves along measuring device's horizontal direction.
Compared with the prior art, the utility model has the outstanding advantages that: the scheme of the utility model is mature and reliable, has strong implementation property, can realize quick and accurate positioning, and greatly ensures the measurement efficiency and the measurement accuracy through the automatic measurement equipment.
Drawings
The utility model is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present utility model in a loading and unloading position.
Fig. 2 is a schematic view of the structure of the present utility model in a measurement position.
Description of the drawings: the device comprises a lower bottom plate, a left side plate, a 3-cylinder, a 4-cylinder connecting block, a left lifting block, a 6-upper bottom plate, a 7-second cylinder fixing seat, an 8-second cylinder, a 9-left V-shaped fixing piece, a 10-worm, a 11-measuring block, a 12-right V-shaped fixing piece, a 13-workpiece axial limiting block, a 14-small bottom plate, a 15-right lifting block and a 16-right side plate.
Detailed Description
The embodiment provides a be used for EPS reduction gear worm external diameter automatic measuring device, the structure is as shown, including setting up the measuring device mount and installing actuating mechanism, elevating system, fixture and the detection mechanism on the mount in equipment mesa top.
The fixing frame comprises a left side plate 2, a right side plate 16 and an upper bottom plate 6. The left side plate and the right side plate are symmetrically arranged above the equipment table top, the upper bottom plate is fixedly arranged at the top ends of the two side plates and is parallel to the equipment table top, and the upper two ends of the upper bottom plate are also provided with mounting holes for inserting the lifting mechanism.
The driving mechanism comprises a cylinder 3 arranged at the center of the base and a cylinder connecting block 4 connected through a piston rod of the cylinder.
The lifting mechanism comprises a left lifting block 5 and a right lifting block 15, which are symmetrically arranged at the left end and the right end of the cylinder connecting block through bolts. The lifting block is formed by stacking three concentric cylinders, and the diameters of the three cylinders are sequentially reduced from top to bottom. The top surface of the upper cylinder is attached to the small bottom plate 14 for installing the clamping mechanism, the bottom surface of the lower cylinder is fixed on the cylinder connecting block, the transmission of upper and lower forces is achieved, and the middle cylinder can slide up and down along the installation hole of the upper bottom plate, so that the lifting function is achieved.
The clamping mechanism comprises a left V-shaped fixing piece 9 and a right V-shaped fixing piece 12 which are symmetrically arranged, and a V-shaped clamping part is arranged at the top of each fixing piece and used for clamping a worm to be tested. And the side of the right V-shaped fixing piece is also provided with a second cylinder mounting seat 7 and a second cylinder 8 above the second cylinder mounting seat, and the second cylinder drives a workpiece axial limiting block 13 to move along the horizontal direction of the measuring device.
The detection mechanism is arranged above the upper bottom plate and comprises two groups of measurement blocks 11, and the end parts of the inner side surfaces of the measurement blocks are provided with air outlet holes, and the positions of the air outlet holes are aligned with the excircle of the worm to be detected. Meanwhile, the measuring block is in communication connection with an external device screen so as to display the air outlet quantity of the measuring block.
The working process of the embodiment is as follows: first, before worm material loading, big cylinder drives big cylinder connecting block, left lifting block, right lifting block, little bottom plate and left and right V type mounting and upwards moves, reaches automatic material loading station, as shown in FIG. 1.
After the robot puts down the worm, the air cylinder drives the air cylinder connecting block, the left lifting block, the right lifting block, the small bottom plate and the left and right V-shaped fixing pieces to move downwards to reach the measuring station, as shown in fig. 2.
The second cylinder is ejected out, so that the right end face of the worm is tightly attached to the workpiece axial limiting block, and the consistency of the measured positions at each time is ensured.
And finally, converting the length signal into an air flow signal by the measuring block, converting the air signal into an electric signal by the air-electric converter, displaying a light column indicating value consisting of luminous tubes on a screen of the equipment, exceeding the set upper limit and lower limit, prompting by the equipment to alarm, rising the V-shaped at two sides after the detection is finished, and reaching the grabbing position of the robot.
Through the automatic measuring equipment of outer diameter, very big assurance measurement efficiency and measurement accuracy.
In addition to the implementations described above, other implementations of the utility model are possible. All technical schemes adopting equivalent substitution or equivalent transformation form fall within the protection scope of the utility model.
Claims (8)
1. An automatic measuring device of EPS reduction gear worm external diameter, its characterized in that: comprises a measuring device fixing frame, a driving mechanism, a lifting mechanism, a clamping mechanism and a detecting mechanism; the measuring device fixing frame consists of a base arranged on the equipment table top and a fixing support vertically arranged on the base, the driving mechanism is fixed through the base, the power output end of the driving mechanism is connected with the lifting mechanism and drives the lifting mechanism to reciprocate along the vertical direction of the measuring device, and the clamping mechanism and the detecting mechanism are arranged above the lifting mechanism so as to fix a workpiece to be measured and measure the outer diameter of the workpiece to be measured.
2. The EPS decelerator worm outer diameter automatic measuring apparatus as claimed in claim 1, wherein: the fixed bolster is including symmetry installs in left side board and the right side board of base top, and the top of both sides board is fixed with the upper plate with base parallel arrangement, the upper plate is opened there is the mounting hole that is used for alternate elevating system.
3. The EPS decelerator worm outer diameter automatic measuring apparatus as claimed in claim 1, wherein: the driving mechanism comprises an air cylinder arranged at the center of the base and an air cylinder connecting block connected through an air cylinder piston rod, and the lifting mechanism is fixed on the same air cylinder connecting block through a fastener.
4. The EPS decelerator worm outer diameter automatic measuring apparatus as claimed in claim 2, wherein: the lifting mechanism consists of lifting blocks which are arranged in a bilateral symmetry mode and have the same structure, the lifting blocks are formed by stacking three cylinders with the same axle center into a whole, the diameters of the three cylinders are sequentially reduced from top to bottom, and the cylinders arranged in the middle can slide up and down along the mounting holes of the upper bottom plate.
5. The automatic measuring device for the outer diameter of the worm of the EPS speed reducer as claimed in claim 4, wherein: the top ends of the lifting blocks are fixedly connected with a small bottom plate of the installation positioning mechanism through bolts; the clamping mechanism comprises V-shaped fixing pieces which are arranged in a bilateral symmetry mode, the bottoms of the V-shaped fixing pieces are mounted on the small bottom plate through bolts, and V-shaped clamping portions used for clamping workpieces to be tested are arranged at the tops of the V-shaped fixing pieces.
6. The EPS decelerator worm outer diameter automatic measuring apparatus as claimed in claim 1, wherein: the detection mechanism comprises two measurement blocks arranged on the upper bottom plate, wherein the inner side surface end parts of the two measurement blocks are provided with air outlet holes, and the air outlet holes are aligned with the outer circle of the worm.
7. The EPS decelerator worm outer diameter automatic measurement device of claim 6, wherein: the measuring block is in communication connection with an external device screen so as to display the air outlet quantity of the measuring block.
8. The EPS decelerator worm outer diameter automatic measuring apparatus as claimed in claim 1, wherein: the side of right V type mounting is provided with work piece axial stopper, work piece axial stopper is through installing the second cylinder drive in little bottom plate top one side, moves along measuring device's horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322342236.0U CN220893275U (en) | 2023-08-30 | 2023-08-30 | Automatic measuring device for worm outer diameter of EPS speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322342236.0U CN220893275U (en) | 2023-08-30 | 2023-08-30 | Automatic measuring device for worm outer diameter of EPS speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220893275U true CN220893275U (en) | 2024-05-03 |
Family
ID=90873171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322342236.0U Active CN220893275U (en) | 2023-08-30 | 2023-08-30 | Automatic measuring device for worm outer diameter of EPS speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220893275U (en) |
-
2023
- 2023-08-30 CN CN202322342236.0U patent/CN220893275U/en active Active
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