CN216483634U

CN216483634U - Miniature bearing starting torque measuring device

Info

Publication number: CN216483634U
Application number: CN202122945319.XU
Authority: CN
Inventors: 秦倩
Original assignee: WENZHOU MUTE BEARING CO Ltd; Shanghai C&U Group Co Ltd; C&U Co Ltd
Current assignee: WENZHOU MUTE BEARING CO Ltd; Shanghai C&U Group Co Ltd; C&U Co Ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-10
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a miniature bearing starting torque measuring device which comprises a bottom plate, a fixing piece arranged on the bottom plate, a torque meter arranged on the fixing piece, and a test board arranged on the bottom plate and used for mounting a bearing to be tested, wherein the torque meter is connected with an outer ring of the bearing to be tested through an elastic rope, a mandrel used for rotating an inner ring of the bearing to be tested is arranged on the test board, and when the mandrel rotates, the torque meter detects the starting torque of the bearing to be tested through the elastic rope. The utility model has low cost and convenient use, and is suitable for measuring the starting torque of the miniature bearing.

Description

Miniature bearing starting torque measuring device

Technical Field

The utility model relates to a bearing, in particular to a miniature bearing starting torque measuring device.

Background

With the development of the current social mechanical industry, more and more mechanical equipment is developed in the direction of lightness, thinness and convenience, and the micro bearing as an important part of machinery is developed rapidly. The requirement of the industry on the miniature bearing is more and more severe, wherein the moment is taken as an important index of the bearing, the measurement of the moment is less in technical guidance documents at home at present, and the miniature bearing is small in overall dimension and weight, poor in measurement result stability and sensitive to the influence of external acting force, and is not convenient to clamp and measure by using a conventional type gauge.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the miniature bearing starting torque measuring device which is low in cost, convenient to use and suitable for measuring the miniature bearing starting torque.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a miniature bearing starts moment measuring device, includes the bottom plate, sets up the mounting on the bottom plate, installs the torquemeter on the mounting, sets up the testboard that is used for installing the bearing that awaits measuring on the bottom plate, the torquemeter is connected with the outer lane of the bearing that awaits measuring through an elasticity rope, be provided with the dabber that is used for rotating the bearing inner circle that awaits measuring on the testboard, when the dabber rotates, the torquemeter detects the start moment of the bearing that awaits measuring through the elasticity rope.

As a further improvement of the utility model, an elastic clamping piece is arranged at one end of the elastic rope, which is used for being connected with the outer ring of the bearing to be tested, and the elastic rope clamps the outer ring of the bearing to be tested through the elastic clamping piece and is connected with the bearing to be tested.

As a further improvement of the utility model, the test bench comprises a base and two test-accompanying bearings arranged on the base; the two ends of the mandrel are respectively and coaxially connected with the inner rings of the two bearings to be tested, and the inner ring of the bearing to be tested is coaxially connected to the mandrel.

As a further improvement of the utility model, the end part of the mandrel is provided with a slot which is polygonal or the side wall of the slot is provided with a notch.

As a further improvement of the utility model, a U-shaped cutting groove is arranged at the position, used for installing the test-accompanying bearing, on the base, the cutting groove is matched with the test-accompanying bearing, and when the test-accompanying bearing is installed in the cutting groove, the outer wall of the test-accompanying bearing is attached to the bottom of the cutting groove.

As a further improvement of the utility model, the fixing piece comprises a pillar and a connecting piece which is arranged on the pillar and can slide up and down on the pillar, and the connecting piece is fastened on the pillar through a fastening piece.

As a further improvement of the utility model, the connecting piece is a hoop, the fastening piece is a bolt, and the hoop is matched with the bolt to fasten the hoop.

The utility model has the beneficial effects that:

1. can let the stable and gradual change of pulling force load into the torque table through elasticity rope cooperation torque table, can let the measurement change of torque table more alleviate steadily.

2. Simple structure, convenient operation only needs an elasticity rope and matches with the torque meter.

Drawings

FIG. 1 is a schematic view of one of the three-dimensional structures of the present invention;

FIG. 2 is a schematic view of another three-dimensional structure according to the present invention.

Reference numerals: 1. a base plate; 2. a fixing member; 21. a pillar; 22. a connecting member; 3. a torque meter; 4. a test bench; 41. a base; 411. grooving; 42. carrying out an accompanying test on the bearing; 5. an elastic cord; 6. a bearing to be tested; 7. a mandrel; 71. a slot; 8. an elastic clip.

Detailed Description

The utility model will be further described in detail with reference to the following examples, which are given in the accompanying drawings.

As shown with reference to figures 1-2,

the utility model provides a miniature bearing starts moment measuring device, includes bottom plate 1, sets up mounting 2 on bottom plate 1, installs the torquer 3 on mounting 2, sets up the testboard 4 that is used for installing bearing 6 that awaits measuring on bottom plate 1, torquer 3 is connected with the outer lane of bearing 6 that awaits measuring through an elasticity rope 5, be provided with dabber 7 that is used for rotating the bearing 6 inner circle that awaits measuring on testboard 4, when dabber 7 rotated, torquer 3 detected the start moment of bearing 6 that awaits measuring through elasticity rope 5.

In the structure of this scheme, can let the stable and gradual change of pulling force load in the torque table 3 through elasticity rope 5 cooperation torque table 3, can let the measurement change of torque table 3 more alleviate steadily. And simple structure, convenient operation only needs an elasticity rope 5 and moment table 3 to cooperate, through simple and easy testboard 4, installs bearing 6 that awaits measuring on testboard 4, comes to take bearing 6 that awaits measuring to rotate through rotating dabber 7, and then detects start-up moment.

In fact, for further simplifying the operation, it is preferable that one end of the elastic rope 5, which is used for being connected with the outer ring of the bearing 6 to be tested, is provided with an elastic clamping piece 8, and the elastic rope 5 is connected with the bearing 6 to be tested by clamping the outer ring of the bearing 6 to be tested through the elastic clamping piece 8.

The outer ring of the bearing 6 to be tested can be clamped quickly and simply by the elastic clamping effect of the elastic clamping piece 8, and the elastic rope 5 can be directly connected with the outer ring of the bearing 6 to be tested by matching with the elastic rope 5. The structure of this scheme of cooperation can improve the installation effectiveness, simplified operation, improvement detection efficiency.

Preferably, the test bench 4 comprises a base 41, two test-accompanying bearings 42 arranged on the base 41; the two ends of the mandrel 7 are respectively and coaxially connected with the inner rings of the two test bearings 42, and the inner ring of the bearing 6 to be tested is coaxially connected to the mandrel 7.

Through the arrangement of the accompanying bearing 42, the spindle 7 can be more smoothly rotated. The detection process cannot be influenced by overlarge resistance of the rotation of the mandrel 7.

Wherein, dabber 7 can carry out interference fit through pegging graft with accompanying examination bearing 42, makes things convenient for dabber 7 and the dismouting of accompanying examination bearing 42, is convenient for change new bearing 6 that awaits measuring.

In order to facilitate the rotation of the spindle 7, an insertion groove 71 is provided at an end of the spindle 7, and the insertion groove 71 is polygonal or a notch is provided on a side wall of the insertion groove 71.

The polygonal slot 71 can be rotated by matching with a screwdriver with a corresponding shape, so that the operation of a user is facilitated. Of course, the notch can be matched with the rotating handle with a matched shape to rotate, so that force can be applied more easily.

In addition, in order to improve the accuracy of the measurement, the fixing member 2 includes a pillar 21 and a connecting member 22 mounted on the pillar 21 to be slidable up and down on the pillar 21, and the connecting member 22 is fastened to the pillar 21 by a fastening member.

Through the position of adjusting connecting piece 22, can furthest let elastic rope 5 be in the horizontality, make the detection effect of moment table 3 most accurate, can the adaptation bearing 6 that awaits measuring of different specifications, increase the commonality.

Preferably, the connecting member 22 is a hoop, the fastening member is a bolt, and the hoop is matched with the bolt to fasten the hoop.

This simple structure to need not change pillar 21, only need adopt simple cylindricality can, of course the fact, even there is the change in this pillar 21's shape, the fastening mode of staple bolt also can match the pillar 21 of different shapes, this scheme can increase the suitability through simple structure, possesses convenient operation's effect simultaneously.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a miniature bearing starts moment measuring device which characterized in that, includes the bottom plate, sets up the mounting on the bottom plate, installs the torquemeter on the mounting, sets up the testboard that is used for installing the bearing that awaits measuring on the bottom plate, the torquemeter is connected with the outer lane of bearing that awaits measuring through an elasticity rope, be provided with the dabber that is used for rotating the bearing inner circle that awaits measuring on the testboard, when the dabber rotates, the torquemeter detects the start moment of the bearing that awaits measuring through the elasticity rope.

2. The miniature bearing starting torque measuring device as set forth in claim 1, wherein an elastic clip is disposed at an end of the elastic rope for connecting with the outer ring of the bearing to be measured, and the elastic rope clamps the outer ring of the bearing to be measured and connects with the bearing to be measured through the elastic clip.

3. The miniature bearing initiated torque measurement device of claim 2, wherein said test stand comprises a base, two test-accompanying bearings disposed on the base; the two ends of the mandrel are respectively and coaxially connected with the inner rings of the two bearings to be tested, and the inner ring of the bearing to be tested is coaxially connected to the mandrel.

4. The miniature bearing starting torque measuring device of claim 3 wherein the end of the spindle is provided with a slot that is polygonal or that has a notch cut into its side wall.

5. The miniature bearing startup torque measurement device of claim 3, wherein the base is provided with a U-shaped notch at a position for mounting the test-assistant bearing, the notch is matched with the test-assistant bearing, and when the test-assistant bearing is mounted in the notch, the outer wall of the test-assistant bearing is attached to the bottom of the notch.

6. The apparatus of claim 1, wherein the fixture comprises a post and a connector mounted on the post for sliding up and down on the post, the connector being fastened to the post by a fastener.

7. The miniature bearing activated torque measurement device of claim 6, wherein said attachment member is a hoop and said fastener is a bolt, said hoop cooperating with said bolt to secure said hoop.