CN212432827U

CN212432827U - High-speed railway traction motor bearing supports intensity detection device

Info

Publication number: CN212432827U
Application number: CN202021276151.7U
Authority: CN
Inventors: 梅跃宗; 朱胜利; 王松涛
Original assignee: Luoyang Longkun Machinery Equipment Co ltd
Current assignee: Luoyang Longkun Machinery Equipment Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-01-29
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a high-speed railway traction motor bearing supports intensity detection device, including workstation, support backplate, adjusting screw, locating plate and hydraulic stem, the bracing piece is installed to the workstation lower extreme, and installs the gag lever post on the bracing piece to gag lever post and base are laminated each other, and the laminating has the bracing piece on the base simultaneously, support the backplate and install at the workstation upper surface, and support and install electric telescopic handle on the backplate to the regulating plate is installed to the electric telescopic handle lower extreme, adjusting screw installs on the regulating plate, and installs the connecting plate on the adjusting screw to install the second slider on the connecting plate. This high-speed railway traction motor bearing supports intensity detection device adopts electric telescopic handle and adjusting screw to realize controlling the regulation and adjusting from top to bottom to the connecting plate to the realization is fixed the bearing body of different diameters, and convenient and practical more realizes carrying out fine shock attenuation when carrying out intensity test through carriage release lever and catch block.

Description

High-speed railway traction motor bearing supports intensity detection device

Technical Field

The utility model relates to a bearing detects technical field, specifically is a high-speed railway traction motor bearing supports intensity detection device.

Background

The bearing is not strange to people, is small enough to be a child model toy, is well used for high-speed rail aerospace, is mainly used for supporting a mechanical structure to rotate, reduces the friction force of the device during rotation, can effectively prolong the service life of the device, and ensures the rotation precision of the device.

However, there are some problems in the process of producing the bearings, for example, when machining the high-speed rail traction motor bearing, the bearing needs to be detected in order to ensure the stability of the bearing in the subsequent use process, but the bearing needs to be manually clamped and fixed during detection, so that the bearing is easy to deviate during detection, and the bearings with different diameters are difficult to fix.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed railway traction motor bearing supports intensity detection device to propose in solving above-mentioned background art and easily take place the skew when detecting, be difficult to the problem fixed to different diameter bearings.

In order to achieve the above object, the utility model provides a following technical scheme: a high-speed rail traction motor bearing support strength detection device comprises a workbench, a support back plate, an adjusting screw, a positioning plate and a hydraulic rod, wherein a support rod is installed at the lower end of the workbench, a limiting rod is installed on the support rod, the limiting rod and a base are mutually attached, the support rod is attached to the base, the support back plate is installed on the upper surface of the workbench, an electric telescopic rod is installed on the support back plate, an adjusting plate is installed at the lower end of the electric telescopic rod, the adjusting plate and the support back plate are mutually attached, the adjusting screw is installed on the adjusting plate, a connecting plate is installed on the adjusting screw, a second sliding block is installed on the connecting plate, the second sliding block and the adjusting plate are mutually attached, the positioning plate is welded on the connecting plate, a bearing body is attached to the positioning plate, the bearing body and an extrusion plate are mutually attached, and the hydraulic stem is installed on supporting the backplate to the fixed plate is installed to the stripper plate lower extreme, and fixed plate lower extreme and workstation upper end interconnect simultaneously, regulating plate and carriage release lever are laminated each other, and the carriage release lever lower extreme installs damping spring to damping spring and fixed sleeve interconnect, fixed sleeve installs on supporting the backplate simultaneously.

Preferably, the base includes return spring, promotes piece and first slider, and installs return spring on the base to return spring with promote piece interconnect, promote piece and base and laminate each other simultaneously, the laminating has first slider on the base, and first slider installs and promotes a lower extreme.

Preferably, the pushing block is arranged to be a right trapezoid, and the outer surface of the pushing block is arranged to be a smooth plane.

Preferably, the adjusting screw rod and the adjusting plate form a rotating mechanism through a bearing arranged on the adjusting plate, and the adjusting screw rod is connected with the connecting plate through a threaded hole formed in the connecting plate.

Preferably, the connecting plate forms sliding connection with the adjusting plate through the second sliding block, and a positioning plate arranged on the connecting plate is U-shaped.

Preferably, the surface of the extrusion plate is arc-shaped, and the surface of the extrusion plate is made of a rubber material with a matte surface.

Compared with the prior art, the beneficial effects of the utility model are that: according to the high-speed rail traction motor bearing support strength detection device, the electric telescopic rod and the adjusting screw rod are adopted to realize left-right adjustment and up-down adjustment of the connecting plate, so that bearing bodies with different diameters can be fixed, the device is more convenient and practical, and good shock absorption can be realized during strength test through the movable rod and the pushing block;

1. the position of the connecting plate is changed left and right under the limiting action of the second sliding block through the rotation of the adjusting screw rod, and then the adjusting plate is driven to move up and down through the work of the electric telescopic rod, so that the position of the adjusting plate is changed, namely the bearing bodies with different diameters are fixed;

2. can effectually carry out shock attenuation protection to the regulating plate when the position of regulating plate takes place the sudden change through carriage release lever and damping spring, realize dispersing the impact force that the bracing piece received to both ends through promoting the piece.

Drawings

FIG. 1 is a schematic view of a front view cross section of the adjusting plate of the present invention;

FIG. 2 is a schematic view of the sectional structure of the positioning plate of the present invention;

FIG. 3 is a schematic view of the top view cross-sectional structure of the positioning plate of the present invention;

fig. 4 is a schematic view of the sectional structure of the base of the present invention.

In the figure: 1. a work table; 2. a support bar; 3. a limiting rod; 4. a base; 401. a return spring; 402. a pushing block; 403. a first slider; 5. a support backing plate; 6. an electric telescopic rod; 7. an adjusting plate; 8. adjusting the screw rod; 9. a connecting plate; 10. a second slider; 11. positioning a plate; 12. a bearing body; 13. a pressing plate; 14. a hydraulic lever; 15. a fixing plate; 16. a travel bar; 17. a damping spring; 18. and fixing the sleeve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-speed rail traction motor bearing support strength detection device comprises a workbench 1, a support rod 2, a limiting rod 3, a base 4, a return spring 401, a pushing block 402, a first slider 403, a support back plate 5, an electric telescopic rod 6, an adjusting plate 7, an adjusting screw 8, a connecting plate 9, a second slider 10, a positioning plate 11, a bearing body 12, an extrusion plate 13, a hydraulic rod 14, a fixing plate 15, a moving rod 16, a damping spring 17 and a fixing sleeve 18, wherein the support rod 2 is installed at the lower end of the workbench 1, the limiting rod 3 is installed on the support rod 2, the limiting rod 3 and the base 4 are mutually attached, the support rod 2 is attached to the base 4, the support back plate 5 is installed on the upper surface of the workbench 1, the electric telescopic rod 6 is installed on the support back plate 5, the adjusting plate 7 is installed at the lower end of the electric telescopic rod 6, and the adjusting, adjusting screw 8 installs on regulating plate 7, and install connecting plate 9 on adjusting screw 8, and install second slider 10 on the connecting plate 9, second slider 10 laminates with regulating plate 7 each other simultaneously, locating plate 11 welds on connecting plate 9, and the laminating has bearing body 12 on locating plate 11, and bearing body 12 laminates with stripper plate 13 each other, 14 lower extremes of hydraulic stem and stripper plate 13 interconnect, and hydraulic stem 14 installs on supporting backplate 5, and stripper plate 13 lower extreme installs

fixed plate

15, 15 lower extremes of fixed plate and 1 upper end interconnect of workstation simultaneously, regulating plate 7 laminates with carriage release lever 16 each other, and 16 lower extremes of carriage release lever install damping spring 17, and damping spring 17 and fixed sleeve 18 interconnect, fixed sleeve 18 installs on supporting backplate 5 simultaneously.

In this example, the base 4 comprises a return spring 401, a pushing block 402 and a first sliding block 403, the return spring 401 is mounted on the base 4, the return spring 401 and the pushing block 402 are connected with each other, meanwhile, the pushing block 402 and the base 4 are attached to each other, the first sliding block 403 is attached to the base 4, and the first sliding block 403 is mounted at the lower end of the pushing block 402, so that the shock absorption protection of the supporting rod 2 is facilitated when the supporting rod 2 is subjected to large impact through the structure;

the pushing block 402 is in a right trapezoid shape, and the outer surface of the pushing block 402 is a smooth plane, so that the pushing block 402 can be pushed conveniently, and the friction force between the pushing block 402 and the support rod 2 is reduced;

the adjusting screw 8 and the adjusting plate 7 form a rotating mechanism through a bearing arranged on the adjusting plate 7, and the adjusting screw 8 is connected with the connecting plate 9 through a threaded hole formed in the connecting plate 9, so that the adjusting screw 8 can be supported without influencing the rotation of the adjusting screw 8 through the structure, the adjusting screw 8 is connected with the connecting plate 9 through a threaded hole formed in the connecting plate 9, and the position of the connecting plate 9 can be changed through the rotation of the adjusting screw 8;

the connecting plate 9 is in sliding connection with the adjusting plate 7 through the second slider 10, the positioning plate 11 mounted on the connecting plate 9 is U-shaped, the second slider 10 can conveniently support and limit the connecting plate 9 through the structure, and the positioning plate 11 is U-shaped, so that the positioning plate can be better attached to the bearing body 12;

the surface of the extrusion plate 13 is arc-shaped, the extrusion plate 13 is made of a rubber material with a fog surface, the extrusion plate 13 is convenient to be attached to the bearing body 12, the surface of the extrusion plate 13 is made of a rubber material with a fog surface, the friction force between the extrusion plate 13 and the bearing body 12 is increased, and the bearing body 12 is convenient to be fixed better.

The working principle is as follows: when the supporting strength of the bearing body 12 needs to be detected, the adjusting screw 8 in fig. 1 is rotated, because the adjusting screw 8 is provided with the anisotropic thread structure, the connecting plate 9 starts to move in the direction of approaching each other along with the rotation of the adjusting screw 8, because the connecting plate 9 in fig. 3 is connected with the positioning plate 11, the positioning plate 11 also moves in the direction of approaching each other, until the annular hole on the bearing body 12 can pass through the positioning plate 11, the rotation of the adjusting screw 8 is stopped, at this time, the adjusting screw 8 is placed in the groove formed on the positioning plate 11, then the adjusting screw 8 is rotated in the direction opposite to the above process, under the action of the adjusting screw 8, the connecting plate 9 starts to move in the direction of departing each other until the positioning plate 11 is tightly attached to the bearing body 12 as shown in fig. 3, and then the electric telescopic rod 6 in fig. 1 is connected with an external power supply, the electric telescopic rod 6 starts to work, and the electric telescopic rod 6 is connected with the adjusting plate 7, so that the adjusting plate 7 also starts to move up and down, and the connecting plate 9 also starts to move up and down along with the movement of the adjusting plate 7 until the lower end of the bearing body 12 in the figure 2 is attached to the extrusion plate 13, and at the moment, the bearing body 12 is fixed;

then make the hydraulic stem 14 in fig. 2 begin to work, the stripper plate 13 at the lower end of the hydraulic stem 14 begins to move downwards, along with the movement of the stripper plate 13, the stripper plate 13 extrudes the bearing body 12, thereby the support strength of the bearing body 12 is detected through the deformation degree of the bearing body 12, in the detection process, if the support bar 2 in fig. 4 receives a large force, the support bar 2 begins to move downwards, because the support bar 2 is attached to the pushing block 402, at this time, the pushing block 402 begins to move towards the direction far away from the support bar 2 under the action of the first sliding block 403, along with the movement of the pushing block 402, the return spring 401 installed on the pushing block 402 is extruded and deformed, under the action of the return spring 401 recovering the deformation, the support bar 2 receives an upward force, thereby the device is damped.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-speed railway traction motor bearing supports intensity detection device, includes workstation (1), supports backplate (5), adjusting screw (8), locating plate (11) and hydraulic stem (14), its characterized in that: the lower end of the workbench (1) is provided with a support rod (2), the support rod (2) is provided with a limiting rod (3), the limiting rod (3) is mutually attached to the base (4), the support rod (2) is simultaneously attached to the base (4), the support backboard (5) is arranged on the upper surface of the workbench (1), the support backboard (5) is provided with an electric telescopic rod (6), the lower end of the electric telescopic rod (6) is provided with an adjusting plate (7), the adjusting plate (7) is mutually attached to the support backboard (5), the adjusting screw (8) is arranged on the adjusting plate (7), the adjusting screw (8) is provided with a connecting plate (9), the connecting plate (9) is provided with a second sliding block (10), the second sliding block (10) is mutually attached to the adjusting plate (7), the positioning plate (11) is welded on the connecting plate (9), and the laminating has bearing body (12) on locating plate (11) to bearing body (12) and stripper plate (13) laminate each other, hydraulic stem (14) lower extreme and stripper plate (13) interconnect, and hydraulic stem (14) install on supporting backplate (5) to fixed plate (15) are installed to stripper plate (13) lower extreme, and fixed plate (15) lower extreme and workstation (1) upper end interconnect simultaneously, regulating plate (7) and carriage release lever (16) laminate each other, and damping spring (17) are installed to carriage release lever (16) lower extreme to damping spring (17) and fixed sleeve (18) interconnect, and fixed sleeve (18) are installed on supporting backplate (5) simultaneously.

2. The high-speed rail traction motor bearing support strength detection device according to claim 1, characterized in that: base (4) include return spring (401), promote piece (402) and first slider (403), and install return spring (401) on base (4) to return spring (401) with promote piece (402) interconnect, promote piece (402) and base (4) and laminate each other simultaneously, the laminating has first slider (403) on base (4), and first slider (403) are installed and are being promoted piece (402) lower extreme.

3. The high-speed rail traction motor bearing support strength detection device according to claim 2, characterized in that: the pushing block (402) is arranged to be a right trapezoid, and the outer surface of the pushing block (402) is arranged to be a smooth plane.

4. The high-speed rail traction motor bearing support strength detection device according to claim 1, characterized in that: adjusting screw (8) constitute slewing mechanism through bearing of installation on regulating plate (7) and regulating plate (7), and adjusting screw (8) are connected with connecting plate (9) through the screw hole of seting up on connecting plate (9).

5. The high-speed rail traction motor bearing support strength detection device according to claim 1, characterized in that: the connecting plate (9) is in sliding connection with the adjusting plate (7) through a second sliding block (10), and a positioning plate (11) arranged on the connecting plate (9) is U-shaped.

6. The high-speed rail traction motor bearing support strength detection device according to claim 1, characterized in that: the surface of the extrusion plate (13) is arc-shaped, and the surface of the extrusion plate (13) is made of a rubber material with a fog surface.