CN215701035U - A test fixture for nylon wheel bearing - Google Patents

A test fixture for nylon wheel bearing Download PDF

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Publication number
CN215701035U
CN215701035U CN202121464347.3U CN202121464347U CN215701035U CN 215701035 U CN215701035 U CN 215701035U CN 202121464347 U CN202121464347 U CN 202121464347U CN 215701035 U CN215701035 U CN 215701035U
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China
Prior art keywords
nylon wheel
bearing
assembly
wheel bearing
pressure
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CN202121464347.3U
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Chinese (zh)
Inventor
徐锋
陈海波
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Ningbo Hongda Elevator Co Ltd
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Ningbo Hongda Elevator Co Ltd
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Abstract

The utility model provides a test tool for a nylon wheel bearing, and belongs to the technical field of test tools. It has solved the current poor problem of test fixture measurement precision. The utility model relates to a test tool for a nylon wheel bearing, which comprises a rack, a supporting component, a nylon wheel component, a rotating speed component, a pressure measuring component and a pressure regulating component.

Description

A test fixture for nylon wheel bearing
Technical Field
The utility model belongs to the technical field of test tools, and relates to a test tool for a nylon wheel bearing.
Background
The nylon wheel includes the wheel body and the bearing at wheel body center, axle and the jump ring that sets up, during the installation, people need install the bearing in the wheel body to pass through the bearing through an axle, thereby realize that the wheel body is counter-shaft rotating, but the nylon wheel is after long-term the use, can take place wearing and tearing, especially when the bearing damages, will lead to whole nylon wheel can not normal operating, consequently, seem vital to bearing life's detection, and in prior art, do not have the equipment that is used for accurate detection bearing life.
Disclosure of Invention
The utility model aims to solve the problems in the prior art, and provides a test tool with high measurement accuracy for a nylon wheel bearing.
The purpose of the utility model can be realized by the following technical scheme: the utility model provides a test fixture for nylon wheel bearing, includes:
a frame;
the supporting component is movably arranged on the rack;
the nylon wheel assembly is movably arranged on the supporting assembly;
the rotating speed component is arranged on the rack, and the rotating speed component and the nylon wheel component are mutually extruded;
and the pressure measuring assembly is arranged below the supporting assembly, and a pressure regulating assembly for regulating the pressure of the pressure measuring assembly is arranged in the frame.
In foretell a test fixture for nylon wheel bearing, the supporting component includes pivot seat, backup pad and baffle, baffle movable mounting is in the frame, the backup pad install in on the baffle, the pivot seat install in the backup pad, wear to be equipped with the pivot that is used for installing the nylon wheel subassembly on the pivot seat.
In foretell a test fixture for nylon wheel bearing, be equipped with a pair of guide rail in the frame, the both sides of baffle are equipped with respectively and correspond guide rail sliding connection's coupling assembling.
In foretell a test fixture for nylon wheel bearing, every coupling assembling all is including installing first connecting piece and the second connecting piece on the baffle, first recess has been seted up on the top of first connecting piece, the second recess has been seted up to the side of second connecting piece.
In the above test fixture for a nylon wheel bearing, the guide rail passes through the first groove and the second groove.
In foretell a test fixture for nylon wheel bearing, the nylon wheel subassembly includes nylon wheel and bearing, the bearing housing is located in the pivot, the bearing installation is in the nylon wheel.
In foretell a test fixture for nylon wheel bearing, the rotational speed subassembly includes motor and tacho, the motor is located in the frame, the tacho install in on the motor and with the nylon wheel extrudees each other.
In the above test fixture for the nylon wheel bearing, the pressure measuring assembly comprises a first connecting plate, a hollow shell and a pressure sensor installed in the hollow shell, the first connecting plate is connected with the baffle, and the hollow shell is connected with the first connecting plate.
In foretell a test fixture for nylon wheel bearing, the pressure regulating subassembly is including second connecting plate and the bolt that is equipped with first through-hole, can dismantle in the frame and be connected with the third connecting plate that is used for connecting the second connecting plate, the bolt pass first through-hole and with pressure sensor contacts.
In foretell a test fixture for nylon wheel bearing, install the gusset plate on the second connecting plate, wear to be equipped with two at least nuts on the bolt, the nut with the gusset plate extrusion.
Compared with the prior art, the utility model has the following beneficial effects:
1. in the utility model, the baffle is connected with the guide rail through the first connecting piece and the second connecting piece, and the guide rail penetrates through the first groove and the second groove, so that the baffle can only directionally move along the guide rail direction, therefore, the whole supporting assembly and the nylon wheel assembly can only move along the vertical direction parallel to the guide rail under the action of the pressure regulating assembly, the whole system is ensured to only have the acting force in the vertical direction, the pressure measured by the pressure measuring assembly is more accurate, and the service life of the nylon wheel bearing is more accurately obtained.
2. In the use, can adjust the pressure that the bearing bore through the pressure regulating subassembly, can adjust the rotational speed of bearing through motor and tacho wheel, so, this test fixture can set for the pressure and the rotational speed of nylon wheel bearing simultaneously to make things convenient for the life of people's quick, accurate record nylon wheel bearing.
3. When the pressure is adjusted to the set value by rotating the bolt, the second connecting plate is provided with the reinforcing plate and the bolt is provided with at least two nuts, so that the bolt is more firmly connected with the second connecting plate and the reinforcing plate, and the stability of the pressure adjusting assembly in working is ensured.
4. When the rotational speed subassembly drove the nylon wheel subassembly and rotates, because of rotational speed wheel and nylon wheel contact to have the extrusion force between rotational speed wheel and the nylon wheel, make the rotational speed wheel can rotate with the nylon wheel is synchronous, and rotate to a certain time after as the nylon wheel, people alright whether wearing and tearing and the inside of nylon wheel take place to split through the surface of visual inspection nylon wheel, thereby whether the quality of accurate judgement this nylon wheel is qualified.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a cross-sectional view at B-B of fig. 2.
Fig. 4 is a schematic structural view of the support assembly.
Fig. 5 is a schematic structural diagram of the pressure regulating assembly.
Fig. 6 is a structural schematic view of the second connecting plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 6, the test tool for a nylon wheel bearing according to the present invention includes a frame 100, a support assembly 200, a nylon wheel assembly 300, a rotation speed assembly 400, a pressure measuring assembly 500, and a pressure regulating assembly 600.
Be equipped with supporting component 200 and rotational speed subassembly 400 on frame 100, supporting component 200 and frame 100 swing joint, movable mounting has nylon wheel subassembly 300 on the supporting component 200, rotational speed subassembly 400 is used for the drive nylon wheel subassembly 300 and rotational speed subassembly 400 extrude with nylon wheel subassembly 300 each other, pressure measuring component 500 install in the below of supporting component 200, be equipped with the pressure regulating component 600 that is used for adjusting pressure measuring component 500 pressure size in the frame 100, pressure regulating component 600 with pressure measuring component 500 contacts, and nylon wheel subassembly 300 includes nylon wheel 310 and bearing 320, bearing 320 installs in nylon wheel 310, during the use, through pressure regulating component 600, the pressure that adjustment nylon wheel subassembly 300 bore is the setting value, and is concrete, and pressure measuring component 500 is connected and supporting component 200 is connected with nylon wheel subassembly 300 with supporting component 200, promptly, the pressure of adjusting pressure measuring subassembly 500 through pressure regulating subassembly 600 is equivalent to the pressure that adjustment nylon wheel subassembly 300 bore, when the pressure numerical value that pressure measuring subassembly 500 shows reaches the setting value, at this moment, pressure regulating subassembly 600 no longer removes, afterwards, start rotating speed subassembly 400 drive nylon wheel subassembly 300 and rotate, when making the rotational speed of nylon wheel subassembly 300 reach the setting value, so, guarantee that nylon wheel subassembly 300 always works under appointed pressure and appointed rotational speed, thereby the user state of accurate simulation nylon wheel subassembly 300, and then the life of accurate test bearing 320.
The supporting assembly 200 comprises a rotating shaft seat 210, a supporting plate 220 and a baffle plate 230, the baffle plate 230 is movably mounted on the frame 100, the supporting plate 220 is mounted on the baffle plate 230, the rotating shaft seat 210 is mounted on the supporting plate 220, a rotating shaft 211 for mounting the nylon wheel assembly 300 is arranged on the rotating shaft seat 210 in a penetrating manner, when the supporting assembly works, the pressure regulating assembly 600 acts on the pressure measuring assembly 500, namely, the pressure regulating assembly 600 acts on the supporting assembly 200, and the supporting assembly 200 moves relative to the frame 100 due to the fact that the baffle plate 230 is movably mounted on the frame 100, so that when the nylon wheel assembly 300 moves towards the rotating speed assembly 400, the nylon wheel assembly 300 can extrude the rotating speed assembly 400, and therefore pressure born by the nylon wheel assembly 300 can be conveniently regulated; in addition, the supporting plate 220 is recessed inwards to form a third groove 221, and at least two reinforcing plates 222 for reinforcing the supporting force are arranged in the third groove 221, so that the bearing capacity of the supporting plate 220 is larger, and the stability and the safety of the nylon wheel assembly 300 during operation are ensured.
The frame 100 is internally provided with a pair of guide rails 110, two sides of the baffle plate 230 are respectively provided with a connecting assembly 231 which is slidably connected with the corresponding guide rail 110, each connecting assembly 231 comprises a first connecting piece 232 and a second connecting piece 233 which are arranged on the baffle plate 230, the top end of the first connecting piece 232 is provided with a first groove 234, the side surface of the second connecting piece 233 is provided with a second groove 235, the guide rail 110 passes through the first groove 234 and the second groove 235, when the pressure regulating assembly 600 presses the pressure measuring assembly 500, namely, the baffle plate 230 is pressed equivalently, so that the baffle plate 230 moves relative to the frame 100, namely, the whole supporting assembly 200 and the nylon wheel assembly 300 move relative to the frame 100, because the baffle plate 230 is movably connected with the guide rail 110 through the first connecting piece 232 and the second connecting piece 233, and the guide rail 110 passes through the first groove 234 and the second groove 235, so that the baffle plate 230 can only directionally move along the direction of the guide rail 110, that is, make whole supporting component 200 and nylon wheel subassembly 300 along the vertical direction motion that is on a parallel with guide rail 110 under the effect of pressure regulating subassembly 600 to guarantee that the integrated configuration of nylon wheel subassembly 300 and supporting component 200 only has vertical direction's effort, so, make the pressure that pressure measurement subassembly 500 measured more accurate, thereby more accurate life who detects bearing 320.
The bearing 320 is sleeved on the rotating shaft 211, the rotating speed assembly 400 comprises a motor 410 and a rotating speed wheel 420, the motor 410 is arranged on the frame 100, the rotating speed wheel 420 is arranged on the motor 410 and is mutually extruded with the nylon wheel 310, when the pressure regulating assembly 600 is acted on the supporting assembly 200, further, the pressure regulating assembly 600 is acted on the rotating shaft seat 210, as the rotating shaft 211 is arranged on the rotating shaft seat 210 in a penetrating manner and the bearing 320 is sleeved on the rotating shaft 211, the bearing 320 is equivalently directly acted on, then the nylon wheel 310 synchronously moves along with the rotating speed wheel 420 and extrudes the rotating speed wheel 420 under the acting force, so that the rotating speed wheel 420 generates extrusion force to the nylon wheel 310, the bearing 320 is arranged in the nylon wheel 310, namely, the extrusion force of the rotating speed wheel 420 to the nylon wheel 310 acts on the bearing 320, namely, the pressure value measured by the pressure measuring assembly 500 is the pressure value born by the bearing 320, so, the pressure that can be convenient regulation bearing 320 bear through pressure regulating subassembly 600, in addition, because of bearing 320 installs in nylon wheel 310, when the rotational speed wheel 420 drives nylon wheel 310 and rotates, make nylon wheel 310 drive bearing 320 and rotate, thereby the rotational speed of regulation bearing 320 that can be convenient, so, the test fixture of this nylon wheel bearing can set for the pressure and the rotational speed of bearing 320 simultaneously, so that make people quick, accurate measuring bearing 320's life.
The pressure measuring assembly 500 comprises a first connecting plate 510, a hollow shell 520 and a pressure sensor 530 arranged in the hollow shell 520, wherein the first connecting plate 510 is connected with the baffle 230, the hollow shell 520 is connected with the first connecting plate 510, when the pressure regulating assembly 600 applies pressure to the pressure sensor 530, the supporting assembly 200, the bearing 320 and the rotating wheel 420 are located in the same vertical plane, namely, the value measured by the pressure sensor 530 is the pressure born by the bearing 320, and therefore the change of the pressure value of the bearing 320 can be observed in real time.
The pressure regulating assembly 600 comprises a second connecting plate 610 provided with a first through hole 611 and a bolt 620, the rack 100 is detachably connected with a third connecting plate 120 used for connecting the second connecting plate 610, the bolt 620 is movably connected with the second connecting plate 610 and is in contact with the pressure sensor 530, a reinforcing plate 612 is installed on the second connecting plate 610, at least two nuts 621 penetrate through the bolt 620, the nuts 621 and the reinforcing plate 612 are extruded, when the pressure regulating assembly works, the bolt 620 is rotated, so that the bolt 620 moves upwards to extrude the pressure sensor 530, when the value of the pressure sensor 530 reaches a set value, the bolt 620 is stopped rotating, at the moment, the value displayed by the pressure sensor 530 is the pressure value born by the bearing 320, and thus, the pressure born by the bearing 320 can be conveniently regulated; in addition, since at least two nuts 621 are provided on the bolt 620, when the bolt 620 is held stationary and the nuts 621 are rotated, the nuts 621 press the reinforcing plate 612, thereby securing the connection of the bolt 620 with the second connecting plate 610 and the reinforcing plate 612.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims (10)

1. The utility model provides a test fixture for nylon wheel bearing which characterized in that includes:
a frame;
the supporting component is movably arranged on the rack;
the nylon wheel assembly is movably arranged on the supporting assembly;
the rotating speed component is arranged on the rack, and the rotating speed component and the nylon wheel component are mutually extruded;
and the pressure measuring assembly is arranged below the supporting assembly, and a pressure regulating assembly for regulating the pressure of the pressure measuring assembly is arranged in the frame.
2. The test tool for the nylon wheel bearing of claim 1, wherein the support assembly comprises a rotating shaft seat, a support plate and a baffle plate, the baffle plate is movably mounted on the frame, the support plate is mounted on the baffle plate, the rotating shaft seat is mounted on the support plate, and a rotating shaft for mounting the nylon wheel assembly is arranged on the rotating shaft seat in a penetrating manner.
3. The test tool for the nylon wheel bearing of claim 2, wherein a pair of guide rails is arranged in the rack, and connecting assemblies in sliding connection with the corresponding guide rails are respectively arranged on two sides of the baffle.
4. The test tool for the nylon wheel bearing of claim 3, wherein each of the connecting assemblies comprises a first connecting piece and a second connecting piece which are mounted on the baffle, a first groove is formed in the top end of the first connecting piece, and a second groove is formed in the side face of the second connecting piece.
5. The test tool for the nylon wheel bearing of claim 4, wherein the guide rail penetrates through the first groove and the second groove.
6. The test tool for the nylon wheel bearing of claim 5, wherein the nylon wheel assembly comprises a nylon wheel and a bearing, the bearing sleeve is arranged on the rotating shaft, and the bearing is arranged in the nylon wheel.
7. The test tool for the nylon wheel bearing of claim 6, wherein the rotating speed assembly comprises a motor and a rotating speed wheel, the motor is arranged on the rack, and the rotating speed wheel is arranged on the motor and mutually extruded with the nylon wheel.
8. The test tool for the nylon wheel bearing of claim 2, wherein the load cell assembly comprises a first connecting plate, a hollow shell and a pressure sensor installed in the hollow shell, the first connecting plate is connected with the baffle, and the hollow shell is connected with the first connecting plate.
9. The test tool for the nylon wheel bearing of claim 8, wherein the pressure regulating assembly comprises a second connecting plate provided with a first through hole and a bolt, a third connecting plate used for connecting the second connecting plate is detachably connected to the rack, and the bolt penetrates through the first through hole and contacts with the pressure sensor.
10. The test tool for the nylon wheel bearing of claim 9, wherein a reinforcing plate is installed on the second connecting plate, at least two nuts penetrate through the bolt, and the nuts are extruded with the reinforcing plate.
CN202121464347.3U 2021-06-29 2021-06-29 A test fixture for nylon wheel bearing Active CN215701035U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121464347.3U CN215701035U (en) 2021-06-29 2021-06-29 A test fixture for nylon wheel bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121464347.3U CN215701035U (en) 2021-06-29 2021-06-29 A test fixture for nylon wheel bearing

Publications (1)

Publication Number Publication Date
CN215701035U true CN215701035U (en) 2022-02-01

Family

ID=80046162

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121464347.3U Active CN215701035U (en) 2021-06-29 2021-06-29 A test fixture for nylon wheel bearing

Country Status (1)

Country Link
CN (1) CN215701035U (en)

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