CN217716930U

CN217716930U - High-low temperature test box for bearing high-low temperature fatigue test

Info

Publication number: CN217716930U
Application number: CN202220834867.7U
Authority: CN
Inventors: 周子焱
Original assignee: WUXI KELONG TESTING MECHANICAL CO Ltd
Current assignee: WUXI KELONG TESTING MECHANICAL CO Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-11-01
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a high low temperature test case is used in high low temperature fatigue test of bearing relates to proof box technical field. The utility model comprises a test box body, a plurality of placing components are arranged on the opposite two sides of the inner wall of the test box body, and a pulling component matched with the placing components is arranged on one side of the test box body; the relative both sides of proof box body all seted up with a plurality of subassembly matched with through-holes of placing, place the subassembly and include sliding fit in the through-hole place the bucket, place bucket interior elastic fit has the pinion rack, place bucket week side elastic fit have a plurality of and pinion rack matched with flange. The utility model discloses a subassembly of placing that sets up, the user of being convenient for places the bearing that awaits measuring to improved the efficiency of bearing test, through the flange that sets up, can expand through elasticity, thereby fix the bearing, through the pulling subassembly that sets up, can drive gear rotation, thereby drive the pinion rack and remove, the user of being convenient for takes off the bearing.

Description

High-low temperature test box for bearing high-low temperature fatigue test

Technical Field

The utility model belongs to the technical field of the proof box, especially, relate to a high low temperature proof box is used in high low temperature fatigue test of bearing.

Background

With the wide application of the mechanical industry, the service life and safety of the machine are more and more concerned. The bearing is used as an important supporting component in the mechanical transmission process. The precision, the performance, the service life and the reliability of the device play a decisive role in the precision, the performance, the service life and the reliability of the host. In fatigue damage repair of mechanical parts, bearings are one of the main repair components. Because the bearing is installed on the transmission shaft and is positioned inside the machine, the detection is complex, the efficiency is low and labor and material resources are wasted by a mode of direct observation through disassembly every time. Therefore, the bearing damage process needs to be simulated according to actual working conditions, a bearing fatigue curve is drawn, and the degree of bearing damage is judged through the vibration waveform.

When the bearing among the prior art is tired in the test, need fix the bearing in the test box, and need operate alone, this kind of process of placing is comparatively troublesome, has reduced the efficiency of bearing test.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high low temperature test case is used in high low temperature fatigue test of bearing has solved the technical problem that the bearing efficiency of software testing among the prior art is low.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a high-low temperature test box for bearing high-low temperature fatigue tests comprises a test box body, wherein a plurality of placing components are arranged on two opposite sides of the inner wall of the test box body, and a pulling component matched with the placing components is arranged on one side of the test box body;

the relative both sides of proof box body all seted up with a plurality of subassembly matched with through-holes of placing, place the subassembly and include sliding fit in the through-hole place the bucket, place bucket internal elastic fit has the pinion rack, place bucket week side elastic fit have a plurality ofly with pinion rack matched with flange, this internal rotation fit of proof box has a plurality of subassemblies matched with gears of placing, the gear cooperatees with pinion rack and pulling subassembly respectively.

Optionally, place the bucket built-in be equipped with pinion rack fixed connection's elasticity telescopic link, place bucket week side and offer the notch with flange matched with.

Optionally, the protruding board includes the rubber slab with notch matched with, and trapezoidal lug has been installed to one side of rubber slab, and the pinion rack stretches into the one end of placing the bucket and is equipped with the chamfer with trapezoidal lug matched with, and the length of pinion rack is greater than the length of placing the bucket.

Optionally, an inner cavity is formed in the test box body, the pulling assembly is in sliding fit with the inner cavity, an opening is formed in the middle of the gear, and threads are arranged in the opening.

Optionally, the pulling assembly comprises a threaded rod matched with the plurality of gears, the threaded rod is meshed with the threads, and a spring is arranged between the threaded rod and the inner cavity.

Optionally, a ball head buckle is arranged on the periphery of the threaded rod, and a handle is arranged at one end of the threaded rod extending out of the inner cavity.

The embodiment of the utility model has the following beneficial effects:

the utility model discloses an embodiment is through the subassembly of placing that sets up, and the user of being convenient for places the bearing that awaits measuring to improved the efficiency of bearing test, through the flange that sets up, can expand through elasticity, thereby fix the bearing, through the pulling subassembly that sets up, can drive the gear and rotate, thereby drive the pinion rack and remove, the user of being convenient for takes off the bearing.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 is a schematic structural diagram of a test chamber body according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a placement module according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a pulling assembly according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

the test box comprises a test box body 1, a placement component 2, a pulling component 3, a through hole 4, a placement barrel 5, a toothed plate 6, a convex plate 7, a gear 8, an elastic telescopic rod 9, a rubber plate 10, a trapezoidal convex block 11, threads 12, an inner cavity 13, a threaded rod 14, a handle 15 and a spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To keep the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known parts of the invention has been omitted.

Referring to fig. 1-3, in the present embodiment, a high-low temperature test chamber for a bearing high-low temperature fatigue test is provided, including: the test box comprises a test box body 1, a plurality of placing components 2 are arranged on two opposite sides of the inner wall of the test box body 1, and a pulling component 3 matched with the placing components 2 is arranged on one side of the test box body 1;

the relative both sides of proof box body 1 all seted up with a plurality of through-holes 4 of placing subassembly 2 matched with, place subassembly 2 including sliding fit in through-hole 4 place bucket 5, place bucket 5 interior elastic fit has pinion rack 6, place 5 week side elastic fit of bucket have a plurality ofly with pinion rack 6 matched with flange 7, 1 internal rotation fit of proof box body has a plurality of subassemblies 2 matched with gears 8 of placing, gear 8 cooperatees with pinion rack 6 and pulling subassembly 3 respectively.

The application of one aspect of the embodiment is as follows: when needing the test bearing, open proof box body 1, pulling subassembly 3, pulling subassembly 3 removes and drives a plurality of gears 8 and rotate, gear 8 rotates and drives pinion rack 6 and removes, pinion rack 6 removes, remove the fixed to flange 7, can place the bearing and test placing bucket 5 on, when needing to take out the bearing, pulling subassembly 3, refer to above-mentioned step, pulling subassembly 3 pulls pinion rack 6 and removes, pinion rack 6 stretches out completely and places the bucket 5 after, pinion rack 6 drives and places bucket 5 one side of retraction proof box body 1, and push up the bearing down, can take out the bearing. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

Through the subassembly 2 of placing that sets up, the user of being convenient for places the bearing that awaits measuring to improved the efficiency of bearing test, through the flange 7 that sets up, can expand through elasticity, thereby fix the bearing, through the pulling subassembly 3 that sets up, can drive gear 8 and rotate, thereby drive pinion rack 6 and remove, the user of being convenient for takes off the bearing.

An elastic telescopic rod 9 fixedly connected with the toothed plate 6 is arranged in the placing barrel 5 of the embodiment, and notches matched with the convex plates 7 are formed in the peripheral side of the placing barrel 5; the convex plate 7 comprises a rubber plate 10 matched with the notch, a trapezoidal bump 11 is arranged on one side of the rubber plate 10, one end of the toothed plate 6, extending into the barrel 5, is provided with a chamfer matched with the trapezoidal bump 11, and the length of the toothed plate 6 is greater than that of the barrel 5. Through the rubber slab 10 that sets up, the damage that causes when can reduce fixed to the bearing, through the chamfer that sets up, the pinion rack 6 of being convenient for with 11 jack-ups of trapezoidal lug to fix the bearing with rubber slab 10 jack-ups.

An inner cavity 13 is formed in the test box body 1, the pulling assembly 3 is in sliding fit in the inner cavity 13, an opening is formed in the middle of the gear 8, and threads 12 are arranged in the opening; the pulling assembly 3 comprises a threaded rod 14 matched with a plurality of gears 8, the threaded rod 14 is meshed with the thread 12, and a spring 16 is arranged between the threaded rod 14 and the inner cavity 13; the periphery of the threaded rod 14 is provided with a ball head buckle, and one end of the threaded rod 14 extending out of the inner cavity 13 is provided with a handle 15. By providing the threaded rod 14, when the user pulls the pulling assembly 3, the threaded rod 14 moves and cooperates with the threads 12 to rotate the gear 8.

Specifically, the circumferential sides of the toothed plate 6, the placing barrel 5 and the threaded rod 14 are all provided with sliding blocks for placing falling off; the inner wall of the placing barrel 5 and the inner wall of the inner cavity 13 are all provided with sliding chutes matched with the sliding blocks.

Specifically, the test chamber body 1 is the same as the chamber of the patent publication "CN106989760A" entitled "rotary high and low temperature test chamber".

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in other sequences than those illustrated or described herein.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. The utility model provides a high low temperature test chamber is used in high low temperature fatigue test of bearing which characterized in that includes: the test box comprises a test box body (1), wherein a plurality of placing components (2) are arranged on two opposite sides of the inner wall of the test box body (1), and a pulling component (3) matched with the placing components (2) is arranged on one side of the test box body (1);

the relative both sides of proof box body (1) have all been seted up with a plurality of through-holes (4) of placing subassembly (2) matched with, place subassembly (2) including sliding fit place bucket (5) in through-hole (4), it has pinion rack (6) to place bucket (5) interior elastic fit, it has a plurality of protruding boards (7) with pinion rack (6) matched with to place bucket (5) week side elastic fit, proof box body (1) internal rotation fit has a plurality of subassemblies of placing (2) matched with gear (8), gear (8) cooperate with pinion rack (6) and pulling subassembly (3) respectively.

2. The high-low temperature test box for the bearing high-low temperature fatigue test according to claim 1, wherein an elastic telescopic rod (9) fixedly connected with the toothed plate (6) is arranged in the placing barrel (5), and notches matched with the convex plates (7) are formed in the peripheral side of the placing barrel (5).

3. The high-low temperature test box for the bearing high-low temperature fatigue test according to claim 2, wherein the convex plate (7) comprises a rubber plate (10) matched with the notch, a trapezoidal convex block (11) is arranged on one side of the rubber plate (10), a chamfer matched with the trapezoidal convex block (11) is arranged at one end, extending into the placing barrel (5), of the toothed plate (6), and the length of the toothed plate (6) is greater than that of the placing barrel (5).

4. The high-low temperature test chamber for the bearing high-low temperature fatigue test is characterized in that an inner cavity (13) is formed in the test chamber body (1), the pulling assembly (3) is in sliding fit in the inner cavity (13), an opening is formed in the middle of the gear (8), and threads (12) are arranged in the opening.

5. The high-low temperature test chamber for the high-low temperature fatigue test of the bearing is characterized in that the pulling assembly (3) comprises a threaded rod (14) matched with a plurality of gears (8), the threaded rod (14) is meshed with the threads (12), and a spring (16) is arranged between the threaded rod (14) and the inner cavity (13).

6. The high-low temperature test box for the bearing high-low temperature fatigue test according to claim 5, wherein a ball head buckle is arranged on the periphery of the threaded rod (14), and a handle (15) is arranged at one end of the threaded rod (14) extending out of the inner cavity (13).