CN211085539U - Initial force zero setting device for testing sliding force of intermediate shaft of steering engine - Google Patents
Initial force zero setting device for testing sliding force of intermediate shaft of steering engine Download PDFInfo
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- CN211085539U CN211085539U CN201922171790.0U CN201922171790U CN211085539U CN 211085539 U CN211085539 U CN 211085539U CN 201922171790 U CN201922171790 U CN 201922171790U CN 211085539 U CN211085539 U CN 211085539U
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Abstract
A starting force zero setting device for a sliding force test of an intermediate shaft of a steering engine comprises a test electric cylinder, wherein a push-pull rod mechanism is connected and arranged at the bottom of the test electric cylinder, and the push-pull rod mechanism is controlled to lift by the test electric cylinder; the push-pull rod mechanism is provided with a resetting component at the rod body of the upper section of the push-pull rod mechanism, one side of the resetting component is provided with a zero setting component, the zero setting component can move transversely, the resetting component is reset to a preset zero setting position through the transverse movement of the zero setting component, and the push-pull rod mechanism is set to be zero; a pressure sensor is arranged at the middle lower part of the push-pull rod mechanism, and the pressure sensor is synchronously set to zero along with the zero setting of the push-pull rod mechanism; the lower part of the push-pull rod mechanism is connected with an intermediate shaft hanging tool for hanging an intermediate shaft to be tested. The utility model discloses utilize the subassembly that resets and the cooperation between the subassembly that resets to set zero the calibration of setting zero to further improve the accuracy of glide force test, provide comparatively reliable data reference for the design analysis.
Description
Technical Field
The utility model relates to a check out test set field of spare part especially relates to an initial force automatic zero setting device who uses when being applied to the jackshaft sliding force test of auto steering machine.
Background
At present, manufacturers of automobile steering machines need to detect all parts in the research, development and test processes, one of the parts is to test the sliding force of an intermediate shaft of the steering machine, and in order to ensure the test accuracy of the sliding force detection of the intermediate shaft, a test mode of vertically suspending the intermediate shaft is generally adopted in the prior art.
The concrete process of this test mode has been connected through the electric cylinder and has been hung the frock, and the sub-unit connection that should hang the frock has the jackshaft, drives this through the electric cylinder and hangs the frock and reciprocate, makes the setting draw pressure sensor to test between jackshaft and hanging the frock, obtains the sliding force of jackshaft promptly frictional force.
However, long-time testing by field testers shows that different products can be produced on the same equipment in a crossed manner due to the flexible design of the intermediate shaft sliding force equipment, so that the sizes of the intermediate shafts to be tested are different, the product tolerance and the accessory are different, the zero point of the initial force is different, particularly, the zero point of the initial force is different along with the increase of longer intermediate shaft type research and development test items, and the difference and the fluctuation can not be completely overcome by setting the offset value of the initial force due to the fact that each single part has weight fluctuation.
In summary, there is an urgent need for a new type of initial force zero setting device, which can automatically set zero for equipment and can be applied to middle shafts of various sizes.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a zero device is put to initial force for testing of steering engine jackshaft sliding force, the device can set up calibration at zero point, improves the accuracy of sliding force test, provides comparatively reliable data reference for design analysis.
The utility model discloses a zero device is put to initial force for test of steering engine jackshaft sliding force, its concrete structure is as follows:
the utility model provides a zero device is put to initial force for test of steering engine jackshaft sliding force, includes the test electric cylinder of testing, its characterized in that:
the bottom of the testing electric cylinder is connected with a push-pull rod mechanism, and the push-pull rod mechanism is controlled to lift by the testing electric cylinder;
the push-pull rod mechanism is provided with a resetting component at the rod body of the upper section of the push-pull rod mechanism, one side of the resetting component is provided with a zero setting component, the zero setting component can move transversely, the resetting component is reset to a preset zero setting position through the transverse movement of the zero setting component, and the push-pull rod mechanism is set to be zero;
a pressure sensor is arranged at the middle lower part of the push-pull rod mechanism, and the pressure sensor is synchronously set to zero along with the zero setting of the push-pull rod mechanism;
the lower part of the push-pull rod mechanism is connected with an intermediate shaft suspension tool.
According to the utility model discloses a zero device is put to initial force for testing of steering engine jackshaft sliding force, a serial communication port, the reset assembly include the adjusting block that resets and the adjusting block that resets down, wherein, the adjusting block that resets up and down is face-to-face's fixed pole body department that sets up the upper segment position at push-and-pull rod mechanism, and leave between the adjusting block that resets up and set zero and use the clearance, the position at zero clearance place is the preset zero position promptly, the card is gone into this zero clearance of putting during zero assembly lateral shifting, sets zero with push-and-pull rod mechanism.
According to the utility model discloses a steering engine jackshaft sliding force test is with initial force zero setting device, a serial communication port, zero setting subassembly including set zero cylinder and zero setting promotion slide bar, wherein, set zero cylinder is fixed to be set up in one side of push-and-pull rod mechanism, should set zero cylinder and zero setting promotion slide bar connection, will set zero through the start-up of zero setting cylinder and promote slide bar lateral shifting, and be provided with zero setting slide bar top in the one end that should set zero and promote the slide bar, should set zero the slide bar top and push into zero setting of reset assembly with the clearance when moving, set zero with the push-and-pull rod mechanism.
The above-mentioned design makes the utility model discloses a zero setting that initial force zero setting device can be convenient for test of steering engine jackshaft sliding force, only need confirm roughly zero setting position, then zero setting cylinder starts to drive zero setting and promotes slide bar lateral shifting, zero setting slide bar top card goes into reset assembly's the adjusting block that resets on, the clearance for zero setting between the adjusting block that resets down, can accurately zero push-pull rod mechanism, wherein the pressure sensor that lower part department set up also sets zero in step, test cylinder starts the test, push-pull rod mechanism reciprocates, pressure sensor carries out the sliding force test to the jackshaft that hangs the frock.
Use the utility model discloses a zero device is put to initial force for testing of steering engine jackshaft sliding force has obtained following beneficial effect:
1. the utility model discloses a steering engine jackshaft sliding force test is with initial force zero setting device utilizes the cooperation between reset assembly and the zero setting subassembly to set zero and set up zero calibration to further improve the accuracy of sliding force test, provide comparatively reliable data reference for design analysis;
2. the utility model discloses a turn to quick-witted jackshaft slippage test with initial force zero setting device change the jackshaft of different grade type or when adding new model only need notice initial position and power requirement to periodic calibration draw pressure sensor can, no longer need carry out initial zero power according to different products, so have advantages such as efficient, the precision is high.
Drawings
Fig. 1 is the utility model discloses a steering gear jackshaft sliding force test is with concrete structure schematic diagram of initial force zero setting device.
In the figure: the test method comprises the following steps of 1, testing an electric cylinder, 2, a push-pull rod mechanism, 3, a pressure sensor, 4, an intermediate shaft suspension tool, A, a reset assembly, A1, an upper reset adjusting block, A2, a lower reset adjusting block, B, a zero setting assembly, B1, a zero setting air cylinder, B2, a zero setting pushing slide rod and B3, a zero setting slide rod top.
Detailed Description
The following describes a starting force zero setting device for a sliding force test of an intermediate shaft of a steering gear in accordance with the present invention with reference to the accompanying drawings and embodiments.
Examples
As shown in fig. 1, the initial force zero setting device for the sliding force test of the intermediate shaft of the steering engine comprises a test electric cylinder 1, wherein a push-pull rod mechanism 2 is connected and arranged at the bottom of the test electric cylinder, and the lifting of the push-pull rod mechanism is controlled by the test electric cylinder;
the push-pull rod mechanism 2 is provided with a resetting component A at the rod body of the upper section position of the push-pull rod mechanism, one side of the resetting component is provided with a zero setting component B, the zero setting component can move transversely, the resetting component is reset to a preset zero setting position through the transverse movement of the zero setting component, and the push-pull rod mechanism is set to be zero;
a pressure sensor 3 is arranged at the middle lower part of the push-pull rod mechanism 2, and the pressure sensor is synchronously set to zero along with the zero setting of the push-pull rod mechanism;
the lower part of the push-pull rod mechanism 2 is connected with an intermediate shaft suspension tool 4.
The reset component A comprises an upper reset adjusting block A1 and a lower reset adjusting block A2, wherein the upper reset adjusting block and the lower reset adjusting block are fixedly arranged at the rod body of the upper section of the push-pull rod mechanism 2 in a face-to-face mode, a gap for setting zero is reserved between the upper reset adjusting block and the lower reset adjusting block, the position of the gap for setting zero is a preset zero setting position, and the zero setting component B is clamped into the gap for setting zero when moving transversely to set zero of the push-pull rod mechanism.
The zero setting assembly B comprises a zero setting cylinder B1 and a zero setting push sliding rod B2, wherein the zero setting cylinder is fixedly arranged on one side of the push-pull rod mechanism 2, the zero setting cylinder is connected with the zero setting push sliding rod, the zero setting push sliding rod is transversely moved by starting the zero setting cylinder, one end of the zero setting push sliding rod is provided with a zero setting sliding rod top head B3, and the zero setting sliding rod top head is clamped into a zero setting gap of the reset assembly A when the zero setting push sliding rod moves towards the direction, so that the push-pull rod mechanism is set to be zero.
The utility model discloses a zero device is put to initial force for testing of steering engine jackshaft sliding force, its concrete application method as follows:
1. replacing different intermediate shaft suspension tools according to the model of a product to be tested and the sharing condition of parts;
2. confirming that the testing electric cylinder and other action mechanisms of each part return to the original positions;
3. starting a zero setting cylinder switch, enabling a zero setting cylinder to set zero to push a sliding rod to move leftwards, clamping a zero setting sliding rod top head into a zero setting gap between an upper reset adjusting block and a lower reset adjusting block of a reset assembly of a push-pull rod mechanism, setting the push-pull rod mechanism to zero, and synchronously setting a pull pressure sensor connected with the push-pull rod mechanism to zero;
4. starting a test electric cylinder for testing, moving the push-pull rod mechanism up and down, and testing the sliding force of the intermediate shaft hung by the hanging tool by the pressure sensor;
5. testing OK, and riveting the pipe orifice;
6. and (5) repeatedly testing the riveted middle shaft, and repeatedly executing the step 3 until the test is finished.
The utility model discloses a steering engine jackshaft sliding force test is with initial force zero setting device utilizes the cooperation between reset assembly and the zero setting subassembly to set zero and set up zero calibration to further improve the accuracy of sliding force test, provide comparatively reliable data reference for design analysis; just the utility model discloses only need notice initial position and power requirement when changing the jackshaft of different grade type or adding new model to periodic calibration draw pressure sensor can, no longer need carry out initial zero power according to different products, so have advantages such as efficient, precision height
The utility model discloses a zero device is put to initial force for testing of steering engine jackshaft sliding force is applicable to the various sliding force test fields that turn to the engine jackshaft.
Claims (3)
1. The utility model provides a zero device is put to initial force for test of steering engine jackshaft sliding force, includes test electric cylinder (1), its characterized in that:
the bottom of the testing electric cylinder (1) is connected with a push-pull rod mechanism (2), and the push-pull rod mechanism is controlled to lift by the testing electric cylinder;
the push-pull rod mechanism (2) is provided with a resetting component (A) at the rod body of the upper section position, one side of the resetting component is provided with a zero setting component (B), the zero setting component can move transversely, the resetting component is reset to a preset zero setting position through the transverse movement of the zero setting component, and the push-pull rod mechanism is set to zero;
a pressure sensor (3) is arranged at the middle lower part of the push-pull rod mechanism (2), and the pressure sensor is synchronously set to zero along with the zero setting of the push-pull rod mechanism;
the lower part of the push-pull rod mechanism (2) is connected with an intermediate shaft suspension tool (4).
2. The initial force zero setting device for the slippage test of the intermediate shaft of the steering gear according to claim 1, wherein the reset assembly (a) comprises an upper reset adjusting block (a1) and a lower reset adjusting block (a2), wherein the upper reset adjusting block and the lower reset adjusting block are fixedly arranged at the shaft body of the upper section of the push-pull rod mechanism (2) in a face-to-face manner, a zero setting gap is reserved between the upper reset adjusting block and the lower reset adjusting block, the zero setting gap is a preset zero setting position, and the zero setting assembly (B) is clamped into the zero setting gap when moving transversely to set the push-pull rod mechanism to zero.
3. The initial force zero setting device for the sliding force test of the intermediate shaft of the steering gear according to claim 1, wherein the zero setting assembly (B) comprises a zero setting cylinder (B1) and a zero setting push slide bar (B2), wherein the zero setting cylinder is fixedly arranged at one side of the push-pull rod mechanism (2), the zero setting cylinder is connected with the zero setting push slide bar, the zero setting push slide bar is transversely moved by the activation of the zero setting cylinder, and a zero setting slide bar top head (B3) is arranged at one end of the zero setting push slide bar, and the zero setting slide bar top head is clamped into a zero setting gap of the reset assembly (a) when the zero setting push slide bar moves to zero the push-pull rod mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922171790.0U CN211085539U (en) | 2019-12-06 | 2019-12-06 | Initial force zero setting device for testing sliding force of intermediate shaft of steering engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922171790.0U CN211085539U (en) | 2019-12-06 | 2019-12-06 | Initial force zero setting device for testing sliding force of intermediate shaft of steering engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211085539U true CN211085539U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922171790.0U Active CN211085539U (en) | 2019-12-06 | 2019-12-06 | Initial force zero setting device for testing sliding force of intermediate shaft of steering engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211085539U (en) |
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2019
- 2019-12-06 CN CN201922171790.0U patent/CN211085539U/en active Active
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