CN214894057U - Fixture for testing machine - Google Patents

Abstract

The utility model discloses a fixture for a tester, which comprises a tripod and a base fixedly connected on the bottom end surface of the tripod, wherein two symmetrical clamping plates are arranged on the front surface of the tripod, one clamping plate is fixedly connected on the front surface of the tripod, the other clamping plate is detachably buckled with one clamping plate fixedly connected on the tripod, and arc plates for clamping experimental bearings are uniformly connected on the front surfaces of the two clamping plates; the utility model discloses in through linking firmly mutually supporting of one of them cardboard and another detachable cardboard on the tripod is positive, the chucking that the bearing was firm can be tested with the arc on the detachable cardboard between two arcs, has avoided the insecure situation of chucking to appear in the present anchor clamps, has solved the problem that the bearing chucking insecure leads to serious influence experimental data accuracy among the correlation technique.

Description

Fixture for testing machine

Technical Field

The utility model belongs to the technical field of bearing testing machine equipment, especially, relate to a fixture for testing machine.

Background

The hub bearing mainly plays a role in bearing and providing accurate guide for the rotation of a hub, bears axial load and radial load, and is a very important part; when the hub bearing is produced, the quality of the hub bearing needs to be tested, and the endurance testing machine can test the loading force, the axial displacement, the time, the bearing temperature, the vibration and the like of the hub bearing; wherein endurance test machine is at the in-process of testing the wheel hub bearing, needs to use a fixture to carry out the chucking to the outer lane of bearing to rotate the test to the inner circle of bearing.

The fixture that uses among the present endurance test machine is at the in-process that uses, and the outer lane of the bearing of most all will testing is installed in an installation cover and is rotated the test, but has the insecure situation of chucking like this, has seriously influenced the accuracy of the data of experiment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a fixture for testing machine, aims at solving among the relevant art experiment bearing chucking insecure and leads to seriously influencing the problem of experimental data accuracy.

The utility model adopts the technical scheme as follows:

the utility model provides a fixture for testing machine, includes the tripod and links firmly the base on the bottom face of tripod, be provided with the cardboard of two symmetries on the front of tripod, one of them the cardboard links firmly on the front of tripod, and another the cardboard is in the same place with one of them cardboard detachable lock that links firmly on the tripod, two homogeneous integration is connected with the arc that is used for joint experiment bearing on the front of cardboard.

Preferably, the upper end face and the lower end face of one of the clamping plates are fixedly connected with a first connecting block, the upper end face and the lower end face of the other clamping plate are fixedly connected with a second connecting block, one end face, facing the first connecting block, of the second connecting block is fixedly connected with a limiting column, one end face, facing the limiting column, of the first connecting block is provided with an inserting hole matched with the limiting column in an inserting mode, and the limiting column is inserted into an inner cavity of the inserting hole; and a bolt is connected to the end face, away from the limiting column, of the second connecting block in a threaded manner, and the second connecting block and the first connecting block are fixedly connected together through the bolt.

Preferably, the arc inner surfaces of the two arc plates are fixedly connected with arc pressing strips.

Preferably, both the arc plates are semicircular.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when carrying out the chucking test to the experiment bearing, through linking firmly mutually supporting of one of them cardboard and another detachable cardboard on the tripod is positive, the chucking that the bearing was firm can be tested to the arc on the detachable cardboard between two arcs, the insecure situation of chucking has been avoided appearing in the present play fixture, the problem that the experiment bearing chucking is insecure to lead to seriously influencing the experimental data accuracy in the correlation technique has been solved, and the detachable cardboard can be dismantled, when the arc of detachable cardboard and integration connection is dismantled, also be convenient for test the dismantling after finishing of experiment bearing, use is facilitated.

2. In the utility model, through the mutual cooperation of the first connecting block and the second connecting block, the limiting column on the second connecting block can be inserted into the insertion hole on the first connecting block, and the limiting column is matched with the insertion hole, so that the accuracy of the buckling position of the detachable clamping plate and the fixed clamping plate is ensured, the situation of buckling dislocation when the detachable clamping plate is buckled with the fixed clamping plate is avoided, and the situation of dislocation when the two arc plates are buckled and butted is also avoided; the connecting block II and the connecting block I can be fixed together through the bolts, and then two clamping plates and two arc-shaped plates which are fastened can be fixed together in a stable fastening mode.

3. The utility model discloses in, through mutually supporting of two arc layering and two arcs, the arc can carry out the rigidity that stabilizes to the experiment bearing.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a right side view of the present invention;

figure 3 is the utility model discloses in the split picture of two cardboards.

The labels in the figure are:

1. a tripod; 2. a base; 3. clamping a plate; 4. an arc-shaped plate; 5. a first connecting block; 6. a second connecting block; 7. a limiting column; 8. a bolt; 9. and (7) arc-shaped pressing strips.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a fixture for a testing machine comprises a tripod 1 and a base 2 fixedly connected to the bottom end surface of the tripod 1, wherein a fixing bolt is connected to the base 2 in a threaded manner, so that the base 2 and the tripod 1 can be fixed on the testing machine;

be provided with the cardboard 3 of two symmetries on the front of tripod 1, one of them cardboard 3 links firmly on the front of tripod 1, and another cardboard 3 links firmly cardboard 3 removable lock on tripod 1 with one of them is in the same place, and the homogeneous integration is connected with the arc 4 that is used for joint experiment bearing on the front of two cardboards 3, and two arcs 4 are semi-circular.

The utility model discloses in, when carrying out the chucking test to the experiment bearing, through linking firmly mutually supporting of one of them cardboard 3 and another detachable cardboard 3 on tripod 1 is positive, arc 4 on the detachable cardboard 3 can be with the chucking that the experiment bearing is firm between two arcs 4, the insecure situation of chucking has been avoided appearing in the present play fixture, the problem of experiment bearing chucking insecure serious influence experiment data accuracy that leads to in the correlation technique has been solved, and detachable cardboard 3 can dismantle, when the arc 4 of detachable cardboard 3 and integration connection is dismantled, the dismantlement after the experiment bearing test of also being convenient for finishes, use is facilitated.

Example 2

Referring to fig. 3, the method is further limited on the basis of embodiment 1, wherein the upper end face and the lower end face of one of the clamping plates 3 are fixedly connected with a first connecting block 5, the upper end face and the lower end face of the other clamping plate 3 are fixedly connected with a second connecting block 6, one end face, facing the first connecting block 5, of the second connecting block 6 is fixedly connected with a limiting column 7, one end face, facing the limiting column 7, of the first connecting block 5 is provided with a plug hole in plug fit with the limiting column 7, and the limiting column 7 is plugged in an inner cavity of the plug hole; the second connecting block 6 is connected with a bolt 8 through threads on the end face far away from the limiting column 7, and the second connecting block 6 is fixedly connected with the first connecting block 5 through the bolt 8.

In the utility model, through the mutual cooperation of the first connecting block 5 and the second connecting block 6, the limiting column 7 on the second connecting block 6 can be inserted into the insertion hole on the first connecting block 5, and the limiting column 7 is matched with the insertion hole, so that the accuracy of the buckling position of the detachable clamping plate 3 and the fixed clamping plate 3 is ensured, the situation of buckling dislocation when the detachable clamping plate 3 is buckled with the fixed clamping plate 3 is avoided, and the situation of dislocation when the two arc-shaped plates 4 are buckled and butted is also avoided; and a second connecting block 6 and a first connecting block 5 can be fixed together through a bolt 8, and then two clamping plates 3 and two arc-shaped plates 4 which are fastened together can be fixed together in a stable fastening manner.

Example 3

Referring to fig. 1 or fig. 3, it is further defined on the basis of the embodiment 1 that the arc-shaped inner faces of the two arc-shaped plates 4 are fixedly connected with arc-shaped battens 9.

The utility model discloses in, through mutually supporting of two arc layering 9 and two arcs 4, the arc 4 can carry out the rigidity that stabilizes to the experiment bearing.

Claims (4)

1. The utility model provides a fixture for testing machine, includes tripod (1) and links firmly base (2) on the bottom face of tripod (1), its characterized in that, be provided with cardboard (3) of two symmetries on the front of tripod (1), one of them cardboard (3) link firmly on the front of tripod (1), another cardboard (3) with one of them link firmly cardboard (3) removable the lock joint on tripod (1) together, two homogeneity integration is connected with arc (4) that are used for joint experiment bearing on the front of cardboard (3).

2. The fixture for the testing machine as claimed in claim 1, wherein the upper and lower end faces of one of the clamping plates (3) are fixedly connected with a first connecting block (5), the upper and lower end faces of the other clamping plate (3) are fixedly connected with a second connecting block (6), one end face of the second connecting block (6) facing the first connecting block (5) is fixedly connected with a limiting column (7), one end face of the first connecting block (5) facing the limiting column (7) is provided with an insertion hole adapted to the limiting column (7), and the limiting column (7) is inserted into an inner cavity of the insertion hole; and a bolt (8) is connected to one end face, away from the limiting column (7), of the second connecting block (6) in a threaded manner, and the second connecting block (6) is fixedly connected with the first connecting block (5) through the bolt (8).

3. A fixture for a testing machine according to claim 1, wherein the arc-shaped inner surfaces of the two arc-shaped plates (4) are fixedly connected with arc-shaped battens (9).

4. A jig for testing machines according to claim 1, wherein both of said arc-shaped plates (4) are semicircular.

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