CN212058804U - Inclination test fixture - Google Patents

Abstract

The utility model relates to an inclination angle testing tool, which comprises a top plate, a base, a supporting shaft and a supporting seat, wherein the supporting shaft and the supporting seat are arranged on the upper end surface of the base; the upper end surface of the base is provided with a bracket, the top end of the bracket is provided with a supporting surface, and the lower end surface of the base is provided with a height adjusting piece for adjusting the supporting surface to be parallel to the horizontal plane; the supporting seat is provided with four inclined planes which are uniformly arranged at intervals along the circumferential direction of the supporting shaft, and a preset included angle is formed between each inclined plane and the supporting surface; the up end of roof is equipped with the district of placing that is used for placing the product that awaits measuring, and when the roof was placed in the inclined plane, the lower terminal surface of roof can be supported in the top of back shaft. When the inclination function test is carried out on the product to be tested, the test operation can be simplified, and the test efficiency and the test precision can be improved.

Description

Inclination test fixture

Technical Field

The utility model relates to a test fixture technical field, concretely relates to inclination test fixture.

Background

At present, as an automatic driving and intelligent navigation system and high-precision navigation are gradually increased in the industrial and civil fields, a core inclination angle chip used by the system, a board card using the inclination angle chip and a finished product are required to be subjected to precision testing, and how to test the core inclination angle chip and the board card becomes difficult. However, when the inclination angle test is performed by the test tool, the test result is often not accurate enough, the test operation is inconvenient and time-consuming, and the test accuracy is to be considered.

Therefore, how to provide an inclination angle testing tool is a technical problem to be solved by technical personnel in the field, and the inclination angle testing tool can simplify testing operation and improve testing efficiency and testing precision when performing inclination angle function testing on a product to be tested.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an inclination test fixture when carrying out inclination functional test to the product that awaits measuring, can simplify test operation, improve efficiency of software testing and measuring accuracy.

In order to solve the technical problem, the utility model provides a dip angle testing tool, which comprises a top plate, a base, a supporting shaft and a supporting seat, wherein the supporting shaft and the supporting seat are arranged on the upper end surface of the base; the upper end surface of the base is provided with a support, the top end of the support is provided with a supporting surface, and the lower end surface of the base is provided with a height adjusting piece for adjusting the supporting surface to be parallel to the horizontal plane; the supporting seat is provided with four inclined planes which are uniformly arranged at intervals along the circumferential direction of the supporting shaft, and a preset included angle is formed between each inclined plane and the supporting surface; the upper end face of roof is equipped with the district of placing that is used for placing the product that awaits measuring, and works as the roof place in when the inclined plane, the top of back shaft can the butt the lower terminal surface of roof.

The supporting surface and the height adjusting piece are used for correcting the horizontal position of the base, the top plate is placed on the supporting surface before testing, then the level meter is placed in the placing area of the top plate to test whether the placing area is horizontal or not, further, whether the supporting surface is horizontal or not is judged, the supporting surface is adjusted to be horizontal through the height adjusting piece in real time according to the result of the level meter, the supporting surface is parallel to the horizontal plane, correction before testing the inclination angle is completed, and at the moment, the included angle between each inclined plane and the horizontal plane is the preset angle.

The supporting seat is provided with four inclined planes which are uniformly arranged at intervals along the circumferential direction of the supporting column, namely, the included angle between the arrangement positions of two adjacent inclined planes is 90 degrees, therefore, the four inclined planes can test the inclination angle function of the product to be tested in four directions, namely front, back, left and right directions, particularly, the product to be tested is fixed in the placing area of the top plate during testing, then one end of the top plate is placed on one inclined plane, the other end of the top plate is abutted against the top end of the supporting shaft, the inclination angle function of the product to be tested in one direction can be tested, then the top plate is turned over to enable the top plate to abut against the other inclined plane so as to test the inclination function of the product to be tested from the other direction until the inclination functions in the four directions are all tested, because the supporting surface is horizontal, the inclination angle between each inclined surface and the horizontal plane is certain, so that the accuracy of the inclination angle function of the product to be detected can be detected.

When testing the product that awaits measuring through this inclination test fixture, earlier calibrate the horizontal condition of holding surface, so can guarantee inclination test accuracy, then will await measuring the product and be fixed in and place the district to place the roof respectively in each inclined plane with the inclination function to the product that awaits measuring test, it is comparatively convenient and high-efficient to operate.

Optionally, the base comprises a bottom plate and a supporting plate, and the supporting plate is positioned above the bottom plate and can rotate around the axis of the supporting shaft relative to the bottom plate; the supporting shaft and the supporting seat are arranged on the upper end face of the supporting plate, and the height adjusting piece is arranged on the lower end face of the bottom plate.

Optionally, between the upper end surface of the bottom plate and the lower end surface of the supporting plate, one is provided with a protruding column coaxial with the supporting shaft, and the other is provided with a matching hole matched with the protruding column.

Optionally, the lower terminal surface of layer board is equipped with the mating holes, the up end of bottom plate is equipped with protruding post, the up end of mating holes has still set firmly the mounting panel, the mounting panel is equipped with the mounting hole, the bottom of back shaft be equipped with the external screw thread and through two nuts with the mounting panel is fixed, two the nut is located respectively the both sides of mounting panel.

Optionally, the lower end face of the mounting hole is further provided with a counter bore, the aperture of the counter bore is smaller than that of the matching hole, and the nut arranged below the mounting plate is located in the counter bore.

Optionally, the supporting seat further comprises a supporting plate, the supporting plate is provided with a through hole, and the supporting shaft can penetrate through the through hole and is fixed with the supporting plate through a fixing piece.

Optionally, the support includes four support columns fixed to the upper end surface of the base, and the support columns have the same height and are uniformly spaced along the circumferential direction of the base.

Optionally, magnets are respectively disposed at positions of the lower end surface of the top plate corresponding to the support shaft and positions corresponding to the support pillars.

Optionally, the bottom end of the inclined plane is further provided with a blocking surface, and the blocking surface is perpendicular to the inclined plane.

Optionally, the supporting seat includes two first supports arranged in parallel at intervals and two second supports arranged in parallel at intervals, the length direction of the first supports is perpendicular to the length direction of the second supports, the two ends of the first supports are respectively provided with the inclined planes, and the two ends of the second supports are respectively provided with the inclined planes.

Optionally, the top end of the supporting shaft is provided with a spherical structure.

Drawings

Fig. 1 is a schematic structural diagram of an inclination angle testing tool provided in an embodiment of the present invention;

FIG. 2 is a schematic structural view of the lower end face of the top plate;

FIG. 3 is a schematic view of the structure of the base plate;

FIG. 4 is a schematic structural view of a pallet;

FIG. 5 is a schematic structural view of the first support;

fig. 6 is a schematic structural view of the second mount.

In the accompanying fig. 1-6, the reference numerals are illustrated as follows:

1-base, 11-bottom plate, 12-supporting plate, 13-supporting column, 14-height adjusting piece and 15-raised column;

2-top plate, 21-magnet;

3-a support seat, 31-an inclined surface, 32-a blocking surface, 33-a support plate, 34-a first support seat and 35-a second support seat;

4-support shaft, 41-spherical structure

5, mounting a plate;

6-nut.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-6, fig. 1 is a schematic structural diagram of an inclination angle testing tool according to an embodiment of the present invention; FIG. 2 is a schematic structural view of the lower end face of the top plate; FIG. 3 is a schematic view of the structure of the base plate; FIG. 4 is a schematic structural view of a pallet; FIG. 5 is a schematic structural view of the first support; fig. 6 is a schematic structural view of the second mount.

The embodiment of the utility model provides an inclination test fixture, as shown in fig. 1, this inclination test fixture includes roof 2, base 1 and locate back shaft 4 and supporting seat 3 of the up end of base 1, wherein, the up end of base 1 is equipped with the support, the top of this support is equipped with the holding surface, the lower terminal surface of base 1 is equipped with height adjusting part 14, supporting seat 3 is equipped with four inclined planes 31 that set up along the even interval of circumference of back shaft 4, each inclined plane 31 all is with being the predetermined contained angle between the holding surface, the top of back shaft 4 is equipped with the strong point that is located the extension face of each inclined plane 31; roof 2 and support looks adaptation, and the up end of this roof 2 is equipped with the district of placing that is used for placing the product that awaits measuring, when placing this roof 2 in inclined plane 31 in order to test the inclination function of the product that awaits measuring, the top of back shaft 4 can butt the lower terminal surface of roof 2 to provide the support to this roof 2.

Specifically, holding surface and altitude mixture control piece 14 all are used for proofreading and correct the horizontal position of this base 1, before the test, place roof 2 on the holding surface earlier, then place the spirit level in the district of placing of this roof 2 and place the district whether level with the test, and then judge whether this holding surface is horizontal, and adjust until the level through altitude mixture control piece 14 in real time according to the result of spirit level, the holding surface is parallel with the horizontal plane, the proofreading before the inclination test is accomplished, at this moment, the contained angle between each inclined plane 31 and the horizontal plane all is above-mentioned angle of predetermineeing.

The supporting seat 3 is provided with four inclined planes 31, and the four inclined planes 31 are uniformly arranged along the circumferential direction of the supporting column 13 at intervals, that is, the included angle between the arranged positions of two adjacent inclined planes 31 is 90 degrees, so that the four inclined planes 31 can test the tilt angle functions of the product to be tested in four directions, namely, in the test process, the product to be tested is fixed in the placing area of the top plate 2, then one end of the top plate 2 is placed on one inclined plane 31, the other end of the top plate abuts against the top end of the supporting shaft 4, the tilt angle function of the product to be tested in one direction can be tested, then the top plate 2 is turned over to abut against the other inclined plane 31 to test the tilt angle function of the product to be tested in the other direction until the tilt angle functions of the four directions are all tested, and because the supporting, therefore, the accuracy of the inclination function of the product to be detected can be detected. Specifically, in the present embodiment, the preset angle is not limited, and may be set to 30 ° or 40 °.

When inclination test fixture that provides through this embodiment is tested the product that awaits measuring, calibrate the horizontal condition of holding surface earlier, so can guarantee inclination test accuracy, then will await measuring the product and be fixed in and place the district to place roof 2 respectively in the inclination function test of each inclined plane 31 with the product that awaits measuring, it is comparatively convenient and high-efficient to operate. In addition, in this embodiment, do not do the restriction to the size of this inclination test fixture, specifically can be according to the size of the product that awaits measuring and decide, when testing the product that awaits measuring through this inclination test fixture, test performance is stable, the security to the tester is higher, and frock cost is cheaper, simplifies installation debugging operation, convenient to use. Meanwhile, the base 1, the supporting seat 3 and the top plate 2 in the embodiment can be made of anti-static bakelite, so that the anti-static effect is better.

In the above embodiment, the base 1 includes the supporting plate 12 and the bottom plate 11, the supporting plate 12 is located above the bottom plate 11 and can rotate clockwise or counterclockwise around the axis of the supporting shaft 4 relative to the bottom plate 11, the supporting shaft 4 and the supporting seat 3 are both arranged on the upper end surface of the supporting plate 12, the height adjusting part 14 is arranged on the lower end surface of the bottom plate 11, that is, the top plate 2 is placed on the supporting plate 12, the supporting plate 12 can drive the top plate 2 and the product to be tested arranged on the upper end surface of the top plate 2 to rotate together, so as to perform the gyro function test on the. Therefore, the inclination angle test tool provided by the embodiment can be used for inclination angle function test of the product to be tested and also can be used for gyro function test of the product to be tested. When the gyro function test is carried out, an operator can rotate the supporting plate 12 relative to the bottom plate 11 by manually operating the rotating supporting column 13, and the operation is convenient. In addition, in this embodiment, when the gyro test is performed, the top plate 2 may be fixed to a support surface, or the top plate 2 may be placed on the inclined surface 31 to perform the gyro test, that is, the load tests of the tilt angle test and the gyro test may be specifically selected according to actual conditions.

Further, one of the upper end surface of the bottom plate 11 and the lower end surface of the support plate 12 is provided with a projection column 15, and the other is provided with a fitting hole which is fitted with the projection column 15, and when the projection column 15 and the fitting hole are fitted, the support plate 12 can rotate relative to the bottom plate 11 about the axis of the projection column 15.

Specifically, when the supporting plate 12 rotates relative to the bottom plate 11, in order to ensure the testing accuracy, the supporting plate 12 may be tightly attached to the bottom plate 11 to ensure that the position of the rotating supporting plate 12 is stable, and the tilting relative to the bottom plate 11 does not occur, and at this time, a lubricating oil layer may be further disposed between the supporting plate 12 and the bottom plate 11 to reduce the frictional resistance therebetween; alternatively, a bearing may be provided between the projecting post 15 and the fitting hole to ensure stability. Specifically, the fitting hole may be a through hole or a blind hole, and is not limited herein.

There may be two arrangements between the bottom plate 11 and the supporting plate 12, the first is that the upper end surface of the bottom plate 11 is provided with the protruding post 15 (as shown in fig. 3), the supporting plate 12 is provided with the matching hole, the second is that the bottom plate 11 is provided with the matching hole, and the lower end surface of the supporting plate 12 is provided with the protruding post 15. Both of the above two setting manners can ensure that the supporting plate 12 can stably rotate relative to the bottom plate 11 after the protruding columns 15 are matched with the matching holes.

Furthermore, in this embodiment, the supporting plate 12 and the bottom plate 11 are disposed in the first arrangement manner, and the mounting plate 5 is further disposed on the upper end surface of the matching hole, the mounting plate 5 is disposed with a mounting hole coaxial with the matching hole, the bottom end of the supporting shaft 4 is disposed with an external thread and fixed to the mounting plate 5 through two nuts 6, specifically, the bottom structure of the supporting shaft 4 is similar to a stud, the stud passes through the mounting hole and is two to be matched with the nuts 6, and the two nuts 6 are respectively located on the two side end surfaces of the mounting hole, so as to relatively fix the supporting shaft 4 and the mounting plate 5, that is, the supporting shaft 4 and the base 1 are relatively fixed.

Of course, the bottom end of the supporting shaft 4 may be integrated with the base 1 or fixed by bolts, etc., and when the supporting shaft 4 is fixed to the base 1 by the two nuts 6 and the mounting plate 5, the height of the supporting shaft 4 relative to the base 1 can be adjusted, and when the supporting shaft is mounted, the height of the supporting shaft can be adjusted conveniently to support the top plate 2 placed on the inclined surface 31.

In the above embodiment, the lower end face of the mounting hole is further provided with a counter bore, the aperture of the counter bore is smaller than that of the matching hole, and the nut 6 located below the mounting plate 5 is located in the counter bore, specifically, the setting of the counter bore is convenient for providing a space for mounting the bottom of the support shaft 4, interference between the support shaft and the protruding column 15 is avoided, and height adjustment of the support shaft 4 is convenient to achieve.

In the above embodiment, the supporting seat 3 further includes the supporting plate 33, the supporting plate 33 is provided with a through hole, the supporting shaft 4 can pass through the through hole and is fixed with the supporting plate 33 through a fixing member, the supporting plate 33 can support the supporting shaft 4 from a middle position, and when the weight of the product to be tested is large, the supporting plate 33 can avoid the situation that the supporting shaft 4 is bent due to the large pressure of the top plate 2 on the top end of the supporting shaft 4 in the process of performing the inclination angle test. Specifically, in this embodiment, the structure of the fixing member is not limited, and if the fixing member is configured as a double-nut structure, the corresponding position after the support is provided with an external thread, the two nuts are respectively located at the upper end and the lower end of the support plate 33, or the fixing member may be configured as a clamping plate, and the fixing member can be clamped and fixed between the support shaft 4 and the support plate 33.

In the above embodiment, the supporting frame includes four supporting columns 13 fixed on the upper end surface of the base 1, the supporting columns 13 have the same height and are uniformly spaced along the circumferential direction of the base 1, the top end of each supporting column 13 forms the supporting surface, and an included angle between connecting lines of the central positions of two adjacent supporting columns 13 and the base 1 is approximately 90 degrees, so as to ensure stable supporting of the supporting surface in each direction. Meanwhile, the number of the height adjusting pieces 14 is also four, and the four height adjusting pieces 14 correspond to the four supporting columns 13 respectively, that is, one height adjusting piece 14 is arranged below the position of each supporting column 13, specifically, the height adjusting pieces 14 may be correspondingly arranged right below the supporting columns 13 or not right below the supporting columns 13, so that it is ensured that each height adjusting piece 14 can be used for adjusting the height of the position of the corresponding supporting column 13 alone.

Before testing, the top plate 2 is placed at the top ends of the four support columns 13, the levelness of the support surface is detected, and then the height of the support columns 13 is correspondingly adjusted through the four height adjusting pieces 14, so that the support surface is horizontal. Of course, in this embodiment, the specific structure of the supporting frame is not limited, the overall structure can be simplified when the supporting frame is provided with four supporting columns 13, the top end of each supporting column 13 forms a vertex for supporting the top plate 2, even if the base 1 is not flat, the vertices of the supporting columns 13 can respectively support the top plate 2, and the correction operation can be simplified when the height is adjusted by the four height adjusting members 14. Specifically, the height adjusting member 14 can be adjusted in height by means of screw-thread fit, and is simple in structure and convenient to operate.

In the above embodiment, as shown in fig. 2, the lower end surface of the top plate 2 is provided with the magnets 21 at the positions corresponding to the support shafts 4 and the positions corresponding to the support columns 13, wherein the support shafts 4 and the support columns 13 are made of metal, and the magnets 21 are arranged so that when the top plate 2 is placed on the support surface, the relative positions between the top plate 2 and the support shafts 4 and the support columns 13 are stable under the action of magnetic force, so that it is ensured that the top plate 2 does not shift or even fall off when the support base 3 and the top plate 2 are driven by the support columns 12 to rotate in the process of performing a gyro test.

In the above embodiment, the bottom end of the inclined surface 31 is further provided with the blocking surface 32, the blocking surface 32 and the inclined surface 31 are vertically arranged, that is, the blocking surface 32 and the inclined surface 31 are vertically arranged, when the inclination angle test is performed, after the top plate 2 is placed on the inclined surface 31, the end portion of the top plate 2 can abut against the blocking surface 32, so that the blocking surface 32 can abut against the top plate 2 stably, and the position stability when the top plate 2 is placed on the inclined surface 31 can be ensured.

In the above embodiment, the supporting seat 3 includes two first supporting seats 34 and two second supporting seats 35, wherein the two first supporting seats 34 are arranged in parallel at intervals, the two second supporting seats 35 are arranged in parallel at intervals, the length direction of the first supporting seat 34 is perpendicular to the length direction of the second supporting seat 35, the two ends of the first supporting seat 34 are respectively provided with the inclined surfaces 31, the two ends of the second supporting seat 35 are respectively provided with the inclined surfaces 31, that is, each of the first supporting seat 34 (as shown in fig. 5) and the second supporting seat 35 is respectively provided with two supporting surfaces, because the two first supporting seats 34 are arranged in parallel, the two second supporting seats 35 are arranged in parallel, so when the top plate 2 is placed on the inclined surface 31 at one side of the supporting seat, the two inclined surfaces 31 of the two supporting seats are abutted at the same time, so that the stability of the top plate 2 can be ensured, or, in this embodiment, the supporting, and be provided with inclined plane 31 respectively with four directions of monolithic structure, the stability of roof 2 when the inclination test can be guaranteed to the area of inclined plane 31 is great, and sets up supporting seat 3 to the scheme that includes first support 34 and second support 35 can simplify overall structure to reduce this inclination test fixture's whole weight, reduce cost. In addition, in the present embodiment, as shown in fig. 4, the second support 35 is a sectional structure, and the second support 35 includes two sections (each section is shown in fig. 6) respectively located at two sides of the two first supports 34, so that the overall weight can be further reduced.

In the above embodiment, the top end of the supporting shaft 4 is provided with the spherical structure 41, when the top plate 2 is placed on the inclined surface 31, the lower end surface of the top plate 2 can be closely attached to the inclined surface 31, and the spherical structure 41 can provide a supporting point for the lower end surface of the top plate 2 to ensure the supporting stability of the top plate 2. Of course, when the tip end of the support shaft 4 is provided with the support points corresponding to the respective inclined surfaces 31 and the tip end of the support shaft 4 is provided with the spherical surface structure 41, the design process of the tip structure of the support shaft 4 can be simplified.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (11)

1. The inclination angle testing tool is characterized by comprising a top plate (2), a base (1), a supporting shaft (4) and a supporting seat (3), wherein the supporting shaft (4) and the supporting seat are arranged on the upper end face of the base (1);

a support is arranged on the upper end face of the base (1), a supporting face is arranged at the top end of the support, and a height adjusting piece (14) is arranged on the lower end face of the base (1) and used for adjusting the supporting face to be parallel to the horizontal plane;

the supporting seat (3) is provided with four inclined planes (31) which are uniformly arranged at intervals along the circumferential direction of the supporting shaft (4), and a preset included angle is formed between each inclined plane (31) and the supporting surface;

the upper end face of roof (2) is equipped with the district of placing that is used for placing the product that awaits measuring, and works as roof (2) place in when inclined plane (31), the top of back shaft (4) can the butt the lower terminal surface of roof (2).

2. The inclination testing tool according to claim 1, wherein the base (1) comprises a bottom plate (11) and a supporting plate (12), the supporting plate (12) is located above the bottom plate (11) and can rotate around the axis of the supporting shaft (4) relative to the bottom plate (11);

the supporting shaft (4) and the supporting seat (3) are arranged on the upper end face of the supporting plate (12), and the height adjusting piece (14) is arranged on the lower end face of the bottom plate (11).

3. The inclination angle testing tool according to claim 2, characterized in that one of the lower end surface of the supporting plate (12) and the upper end surface of the bottom plate (11) is provided with a protruding column (15) coaxial with the supporting shaft (4), and the other is provided with a matching hole matched with the protruding column (15).

4. The inclination angle testing tool according to claim 3, characterized in that the lower end face of the supporting plate (12) is provided with the matching hole, and the upper end face of the bottom plate (11) is provided with the protruding column (15);

the up end of mating holes still has set firmly mounting panel (5), mounting panel (5) are equipped with the mounting hole, the bottom of back shaft (4) is equipped with the external screw thread and through two nuts (6) with mounting panel (5) are fixed, two nut (6) are located respectively the both sides of mounting panel (5).

5. The inclination angle testing tool according to claim 4, wherein a counter bore is further formed in the lower end face of the mounting hole, the diameter of the counter bore is smaller than that of the matching hole, and the nut (6) arranged below the mounting plate (5) is located in the counter bore.

6. The inclination angle testing tool according to any one of claims 1 to 5, wherein the supporting seat (3) further comprises a supporting plate (33), the supporting plate (33) is provided with a through hole, and the supporting shaft (4) can penetrate through the through hole and is fixed with the supporting plate (33) through a fixing piece.

7. The inclination angle testing tool according to any one of claims 1 to 5, characterized in that the support comprises four supporting columns (13) fixed on the upper end surface of the base (1), and the supporting columns (13) have the same height and are uniformly arranged at intervals along the circumferential direction of the base (1).

8. The inclination angle testing tool according to claim 7, characterized in that magnets (21) are respectively arranged at positions of the lower end face of the top plate (2) corresponding to the supporting shafts (4) and positions corresponding to the supporting columns (13).

9. The inclination angle testing tool according to any one of claims 1-5, characterized in that a blocking surface (32) is further provided at the bottom end of the inclined surface (31), and the blocking surface (32) is perpendicular to the inclined surface (31).

10. The inclination angle testing tool according to any one of claims 1 to 5, wherein the supporting seat (3) comprises two first supporting seats (34) arranged in parallel at intervals and two second supporting seats (35) arranged in parallel at intervals, the length direction of the first supporting seats (34) is perpendicular to the length direction of the second supporting seats (35), the inclined surfaces (31) are respectively arranged at two ends of the first supporting seats (34), and the inclined surfaces (31) are respectively arranged at two ends of the second supporting seats (35).

11. The inclination testing tool according to any one of claims 1-5, characterized in that a spherical structure (41) is provided at the top end of the support shaft (4).

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