CN214621736U - Quick clamping device of tubular column input - Google Patents
Quick clamping device of tubular column input Download PDFInfo
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- CN214621736U CN214621736U CN202120276185.4U CN202120276185U CN214621736U CN 214621736 U CN214621736 U CN 214621736U CN 202120276185 U CN202120276185 U CN 202120276185U CN 214621736 U CN214621736 U CN 214621736U
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Abstract
A quick clamping device for a string input, comprising: clamping the base; the stress acquisition mechanism is arranged on the clamping base; the clamping driving mechanism is arranged on the stress acquisition mechanism; the clamping mechanism is connected with the clamping driving mechanism; the guide supporting mechanism is connected with the clamping driving mechanism, and the clamping mechanism is arranged on the guide supporting mechanism; and the inertia simulation mechanism is arranged on the clamping mechanism, and the clamping mechanism is provided with a clamping position and a releasing position relative to the inertia simulation mechanism respectively. The utility model can conveniently clamp various converter pipe columns; the adjustment is flexible, the installation is convenient, the direction can be flexibly changed, and the connection with pipe columns in different directions is convenient; the adjustable clamp has the advantages of high adjustment freedom, simple installation, high clamping speed and good performance.
Description
Technical Field
The utility model relates to an automotive test device, especially a tubular column input quick clamping device for detecting car steering column adjustment mechanism performance.
Background
In the field of automobiles, along with the continuous development of society and the continuous progress of science and technology, the types of automobiles are more and more, the use of EPS (electric power steering system) is gradually increased, the connection of the front end of a tubular column in the prior art adopts manual connection mostly, and the connection of the front end of the tubular column adopts automatic connection rarely, so that lateral force or pressure is easily generated, and great influence is caused on a test result. A clamping device with high precision and good stability is needed to detect the holding force, the locking force and the adjusting range of the steering column. When the front end of a tubular column is tested in the prior art, lateral force and pressure are caused by improper connection, and the problems of low adjustment freedom degree, labor-consuming installation, poor interchangeability, low adaptability, low clamping speed and the like exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the above-mentioned defect of prior art, a tubular column input quick clamping device is provided.
In order to achieve the above object, the utility model provides a tubular column input quick clamping device, wherein, include:
clamping the base;
the stress acquisition mechanism is arranged on the clamping base;
the clamping mechanism is arranged on the guide supporting mechanism;
the clamping driving mechanism is arranged on the stress acquisition mechanism and is connected with the clamping mechanism;
the guide supporting mechanism is connected with the clamping driving mechanism, and the clamping mechanism is hinged with the guide supporting mechanism; and
the inertia simulation mechanism is arranged on the clamping mechanism, and the clamping mechanism is provided with a clamping position and a releasing position relative to the inertia simulation mechanism respectively.
Foretell quick clamping device of tubular column input, wherein, the atress is gathered the mechanism and is included:
the fixing plate is arranged on the clamping base;
the sensor connecting seat is arranged on the fixing plate; and
and the three-component force sensor is connected with the sensor connecting seat and is fixed along the horizontal direction.
The quick clamping device for the input end of the pipe column is characterized in that the stress acquisition mechanism further comprises:
the front plate is installed on the clamping base, is located on one side of the fixed plate and is connected with the fixed plate, one end of the three-component force sensor is connected with the front plate, and the other end of the three-component force sensor is connected with the sensor connecting seat.
The quick clamping device for the input end of the pipe column is characterized in that the stress acquisition mechanism further comprises:
and the sliding adjusting piece is arranged on the clamping base, arranged on one side opposite to the fixed plate and connected with the front plate.
The above-mentioned quick clamping device of tubular column input, wherein, press from both sides tight actuating mechanism and include:
the bracket comprises a bottom plate and a vertical plate which are perpendicular to each other, and the bottom plate is arranged at the top end of the sensor connecting seat;
the cylinder is arranged on the vertical plate, and the axis of the cylinder is parallel to the clamping base; and
and one end of the connecting rod is connected with the air cylinder, and the other end of the connecting rod is connected with the clamping mechanism.
The quick clamping device for the input end of the tubular column comprises a guide support frame, the bottom end of the guide support frame is arranged on the bottom plate, a shaft hole for supporting the connecting rod is formed in the guide support frame, and a bushing is arranged in the shaft hole.
The quick clamping device for the input end of the tubular column comprises a guide support frame and is characterized in that the guide support frame further comprises reinforcing blocks symmetrically arranged on two sides of the guide support frame, the reinforcing blocks correspond to the shaft holes, the reinforcing blocks on two sides are respectively connected with the guide support frame through pin shafts, and the axis of each pin shaft is perpendicular to the axis of each shaft hole.
The quick clamping device for the input end of the tubular column comprises an upper supporting frame and a lower supporting frame which are symmetrically arranged, wherein the upper supporting frame and the lower supporting frame are respectively connected with a guide supporting frame, the front ends of the upper supporting frame and the lower supporting frame are respectively and oppositely provided with an arc-shaped clamping opening, the front ends of the upper supporting frame and the lower supporting frame are respectively provided with a front clamping jaw, and the root parts of the arc-shaped clamping openings of the upper supporting frame and the lower supporting frame and the front clamping jaw are respectively provided with a roller; the tail ends of the upper support frame and the lower support frame are respectively connected with the connecting rod through a connecting rod.
The connecting rod comprises a first rod, a second rod, a third rod and a fourth rod, one end of the first rod, one end of the second rod, one end of the third rod and one end of the fourth rod are hinged to the connecting rod through connecting pin shafts, the other ends of the first rod and the second rod are hinged to the tail end of the upper supporting frame respectively, and the other ends of the third rod and the fourth rod are hinged to the tail end of the lower supporting frame respectively.
The quick clamping device for the input end of the tubular column comprises a front-end connecting piece and inertia blocks, wherein the inertia simulating mechanism comprises the front-end connecting piece and the inertia blocks, the front-end connecting piece is spherical, a conical surface and a spline are arranged in the sphere of the front-end connecting piece, and the inertia blocks are arranged on two sides of the front-end connecting piece.
The utility model has the beneficial effects that:
the utility model is used for fast clamping the input end of the automobile steering column, and is provided with a universal interface, so that various converter columns can be conveniently clamped; the adjustment is flexible, the installation is convenient, the direction can be flexibly changed, and the connection with pipe columns in different directions is convenient; the plurality of rollers are arranged, the adjusting range is large, and quick clamping can be realized; the adjustable clamp has the advantages of high adjustment freedom, simple installation, high clamping speed, good performance and capability of rotating after clamping.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a sectional view a-a of fig. 3.
Wherein the reference numerals
1 clamping base
2 stress acquisition mechanism
21 fixed plate
22 sensor connecting seat
23 three-component force sensor
24 sliding adjustment piece
25 front plate
3 clamping driving mechanism
31 support
32 air cylinder
33 connecting rod
4 direction supporting mechanism
41 guiding support frame
42 shaft bushing
43 Pin shaft
44 reinforcing block
5 clamping mechanism
51 upper support frame
52 lower support frame
53 connecting rod
54 connecting pin shaft
55 front jack catch
56 roller
6 inertia simulation mechanism
61 front end connector
62 inertia block
7 protective cover
Detailed Description
The invention will be described in detail with reference to the following drawings, which are provided for illustration purposes and the like:
referring to fig. 1-4, fig. 1 is a schematic structural view of an embodiment of the present invention, fig. 2 is a front view of fig. 1, fig. 3 is a top view of fig. 1, and fig. 4 is a sectional view taken along line a-a of fig. 3. The utility model discloses a tubular column input quick clamping device, include: clamping the base 1; the stress acquisition mechanism 2 is arranged on the clamping base 1; the clamping mechanism 5 is arranged on the guide supporting mechanism 4; the clamping driving mechanism 3 is arranged on the stress acquisition mechanism 2 and is connected with the clamping mechanism 5; the guide supporting mechanism 4 is connected with the clamping driving mechanism 3, and the clamping mechanism 5 is connected with the guide supporting mechanism 4; and an inertia simulation mechanism 6 provided on the clamping mechanism 5, the clamping mechanism 5 having a clamping position and a release position with respect to the inertia simulation mechanism 6, respectively.
The inertia simulation mechanism 6 comprises a front end connecting piece 61 and an inertia block 62, wherein the front end connecting piece 61 is spherical and is used for being connected with a steering tube column, a conical surface and a spline are arranged in the sphere of the front end connecting piece 61 and are matched with a prototype at the same time to ensure stable installation, and the inertia block 62 is installed on two sides of the front end connecting piece 61 and is used for simulating the rotational inertia of a steering wheel, namely the weight of the inertia block not only simulates the steering wheel, but also the rotational inertia is the same as the steering wheel.
In this embodiment, the force acquisition mechanism 2 includes: a fixing plate 21 mounted on the clamping base 1; a sensor connecting seat 22 installed on the fixing plate 21; and a three-component force sensor 23 mounted on the sensor connecting seat 22. The stress acquisition mechanism 2 may further include a front plate 25 mounted on the clamping base 1, located on one side of the fixing plate 21 and connected to the fixing plate 21, one end of the three-component force sensor 23 is connected to the front plate 25, and the other end of the three-component force sensor 23 is connected to the sensor connecting seat 22. The force acquisition mechanism 2 may further include a sliding adjustment member 24 installed on the clamping base 1, disposed on an opposite side of the fixing plate 21, and connected to the sensor connection seat 22. Wherein, the mountable of fixed plate 21 is fixed press from both sides on the tight base 1, fixed plate 21 passes through support piece and connects front bezel 25, front bezel 25 with the sliding block of slide adjusting piece 24 is connected, the sliding block can slide in the guide way of slide adjusting piece 24, and its one side is tight through the jackscrew top, thereby realizes right the fine setting of three minutes force transducer 23 positions, slide adjusting piece 24 is fixed press from both sides tight base 1, three component force transducer 23 is fixed on front bezel 25, the three component force transducer 23 other end is fixed on sensor connecting seat 22, sensor connecting seat 22 top pass through the screw with the bottom plate of support 31 is connected, three component force transducer 23 can realize gathering the handle power, and the experimental result is accurate and compact structure. The three-component sensor 23 is fixed horizontally, two shafts with high sensor precision are used for data acquisition, and the three-component sensor is positioned by using a pin.
The clamp driving mechanism 3 of the present embodiment includes: the bracket 31 comprises a bottom plate and a vertical plate which are perpendicular to each other, and the bottom plate is arranged at the top end of the sensor connecting seat 22; the air cylinder 32 is arranged on the vertical plate, and the axis of the air cylinder 32 is parallel to the clamping base 1; and a connecting rod 33, one end of which is connected with the cylinder 32, and the other end of the connecting rod 33 is connected with the clamping mechanism 5.
The direction supporting mechanism 4 includes direction support frame 41, the bottom of direction support frame 41 is installed on the bottom plate of support 31, be provided with on the direction support frame 41 and be used for supporting the shaft hole of connecting rod 33, install bushing 42 in the shaft hole, connecting rod 33 can lead through fixing the bushing 42 on the direction support frame 41. The guide support mechanism 4 can also include that the symmetry sets up the boss 44 of guide support frame 41 both sides, the boss 44 corresponds to the high setting in shaft hole, both sides the boss 44 respectively through round pin axle 43 with the guide support frame 41 is connected, can also set up the protection casing 7, the boss 44 can be fixed in on the protection casing 7, the axis of round pin axle 43 with the axis in shaft hole is perpendicular. The upper support frame 51 and the lower support frame 52 in the clamping mechanism 5 can rotate oppositely around the connecting pin 54, so as to drive the front claw 55 to clamp, and the pin shafts 43 at the two sides of the guide support frame 41 can be provided with the spacer bush.
In this embodiment, the clamping mechanism 5 includes an upper support frame 51 and a lower support frame 52 which are symmetrically arranged, the upper support frame 51 and the lower support frame 52 are respectively connected with the guide support frame 41, the front ends of the upper support frame 51 and the lower support frame 52 are respectively provided with an arc-shaped clamping opening, the front ends of the upper support frame 51 and the lower support frame 52 are respectively provided with a front claw 55, and the root parts of the arc-shaped clamping openings of the upper support frame 51 and the lower support frame 52 and the front claws 55 are respectively provided with a roller 56; the tail ends of the upper support frame 51 and the lower support frame 52 are respectively connected with the connecting rod 33 through a connecting rod 53. The connecting rod 53 comprises a first rod, a second rod, a third rod and a fourth rod, one end of the first rod, one end of the second rod, one end of the third rod and one end of the fourth rod are hinged to the connecting rod 33 through a connecting pin 54, the other end of the first rod and the other end of the second rod are hinged to the tail end of the upper support frame 51, and the other end of the third rod and the other end of the fourth rod are hinged to the tail end of the lower support frame 52.
The support 31 of this embodiment with the atress is gathered mechanism 2 and is connected, the cylinder 32 is fixed on the support 31, the direction support frame 41 is fixed in on the support 31, the connecting rod 33 with the cylinder 32 is connected, clamping mechanism 5 is fixed in the upper end of direction support frame 41, clamping mechanism 5 with the connecting rod 33 is connected, inertia analog mechanism 6 by clamping mechanism 5 presss from both sides tightly. The two rollers 56 are arranged above and below the clamping mechanism 5, so that four-point support can be formed to clamp the inertia simulation mechanism 6 in various directions and angles, the inertia simulation mechanism 6 can be clamped rapidly, and the inertia simulation mechanism 6 can rotate through the rollers 56.
The utility model is used for the quick clamping of the tubular column input in the tubular column performance of dispatching from the factory can test the power of two directions of tubular column, and nimble adjustable, can realize full-automatic quick clamping tightly, has solved the problem of yawing force, has improved the detection precision. Through the mutual cooperation between each component part, it is high with the appearance piece connection accuracy, can realize pressing from both sides tightly and the test to the tubular column input fast.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (10)
1. A quick clamping device of tubular column input end which characterized in that includes:
clamping the base;
the stress acquisition mechanism is arranged on the clamping base;
the clamping driving mechanism is arranged on the stress acquisition mechanism;
the clamping mechanism is connected with the clamping driving mechanism;
the guide supporting mechanism is connected with the clamping driving mechanism, and the clamping mechanism is arranged on the guide supporting mechanism; and
the inertia simulation mechanism is arranged on the clamping mechanism, and the clamping mechanism is provided with a clamping position and a releasing position relative to the inertia simulation mechanism respectively.
2. The rapid gripping device for the input end of a tubular string according to claim 1, wherein the force acquisition mechanism comprises:
the fixing plate is arranged on the clamping base;
the sensor connecting seat is arranged on the fixing plate; and
and the three-component force sensor is connected with the sensor connecting seat and is fixed along the horizontal direction.
3. The rapid gripping device for a tubular string input end of claim 2, wherein the force acquisition mechanism further comprises:
the front plate is installed on the clamping base, is located on one side of the fixed plate and is connected with the fixed plate, one end of the three-component force sensor is connected with the front plate, and the other end of the three-component force sensor is connected with the sensor connecting seat.
4. The rapid gripping device for a tubular string input end of claim 3, wherein the force acquisition mechanism further comprises:
and the sliding adjusting piece is arranged on the clamping base, arranged on one side opposite to the fixed plate and connected with the front plate.
5. The pipe string input end rapid clamping device according to claim 2, 3 or 4, wherein the clamping driving mechanism comprises:
the bracket comprises a bottom plate and a vertical plate which are perpendicular to each other, and the bottom plate is arranged at the top end of the sensor connecting seat;
the cylinder is arranged on the vertical plate, and the axis of the cylinder is parallel to the clamping base; and
and one end of the connecting rod is connected with the air cylinder, and the other end of the connecting rod is connected with the clamping mechanism.
6. The rapid clamping device for the input end of a pipe column according to claim 5, wherein the guiding support mechanism comprises a guiding support frame, the bottom end of the guiding support frame is mounted on the bottom plate, a shaft hole for supporting the connecting rod is arranged on the guiding support frame, and a bushing is mounted in the shaft hole.
7. The rapid clamping device for the input end of the pipe column according to claim 6, wherein the guiding and supporting mechanism further comprises reinforcing blocks symmetrically arranged at two sides of the guiding and supporting frame, the reinforcing blocks are arranged corresponding to the shaft holes, the reinforcing blocks at two sides are respectively connected with the guiding and supporting frame through pin shafts, and the axes of the pin shafts are perpendicular to the axes of the shaft holes.
8. The quick clamping device for the input end of the pipe column according to claim 6, wherein the clamping mechanism comprises an upper support frame and a lower support frame which are symmetrically arranged, the upper support frame and the lower support frame are respectively connected with the guide support frame, the front ends of the upper support frame and the lower support frame are respectively and oppositely provided with an arc-shaped clamping opening, the front ends of the upper support frame and the lower support frame are respectively provided with a front clamping jaw, and the root parts of the arc-shaped clamping openings of the upper support frame and the lower support frame and the front clamping jaw are respectively provided with a roller; the tail ends of the upper support frame and the lower support frame are respectively connected with the connecting rod through a connecting rod.
9. The tubular column input end rapid clamping device of claim 8, wherein the connecting rod comprises a first rod, a second rod, a third rod and a fourth rod, one end of the first rod, the second rod, the third rod and the fourth rod is hinged with the connecting rod through a connecting pin shaft, the other end of the first rod and the other end of the second rod are respectively hinged with the tail end of the upper supporting frame, and the other end of the third rod and the other end of the fourth rod are respectively hinged with the tail end of the lower supporting frame.
10. The rapid clamping device for the input end of a tubular column according to claim 5, wherein the inertia simulation mechanism comprises a front end connecting piece and inertia blocks, the front end connecting piece is spherical, a conical surface and a spline are arranged in the sphere of the front end connecting piece, and the inertia blocks are arranged on two sides of the front end connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120276185.4U CN214621736U (en) | 2021-01-30 | 2021-01-30 | Quick clamping device of tubular column input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120276185.4U CN214621736U (en) | 2021-01-30 | 2021-01-30 | Quick clamping device of tubular column input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214621736U true CN214621736U (en) | 2021-11-05 |
Family
ID=78439860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120276185.4U Active CN214621736U (en) | 2021-01-30 | 2021-01-30 | Quick clamping device of tubular column input |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214621736U (en) |
-
2021
- 2021-01-30 CN CN202120276185.4U patent/CN214621736U/en active Active
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