CN112067278A

CN112067278A - Bearing lock endurance test device

Info

Publication number: CN112067278A
Application number: CN202011041125.0A
Authority: CN
Inventors: 谷长河; 杨懿松; 王晓欣; 潘迎慧; 陈进宏
Original assignee: Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd
Current assignee: Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2020-12-11

Abstract

The invention discloses a bearing lock endurance test device, and relates to the technical field of bearing locks. The bearing lock endurance test device comprises a rack, a driving mechanism, a sliding piece, a bearing frame, a transmission mechanism, a counter and an installation frame. Actuating mechanism, bear frame and mounting bracket and all install in the frame, actuating mechanism is connected with the slider transmission, the slider with bear a sliding fit, actuating mechanism installs on the mounting bracket, the mounting bracket is used for installing the load lock, actuating mechanism's one end is connected with the slider, the other end is used for being connected with the load lock, actuating mechanism can drive the slider and make a round trip to slide on bearing the frame to drive the load lock through actuating mechanism and open or close, the counter is used for measuring the switch number of times of load lock. The bearing lock endurance test device provided by the invention can accurately measure the service life of a bearing lock, and has the advantages of simple structure, stable and reliable motion process and strong practicability.

Description

Bearing lock endurance test device

Technical Field

The invention relates to the technical field of bearing locks, in particular to a bearing lock endurance test device.

Background

At present, a bearing lock is widely applied to production and life, and in the application process of the bearing lock, a durability test is usually required to be carried out on the bearing lock, namely, the bearing lock is continuously opened and closed until the bearing lock can not realize the function, the opening and closing times of the bearing lock are measured, so that the service life of the bearing lock is detected. However, the existing bearing lock endurance test device has a complex structure and poor stability in the motion process, and the service life of the bearing lock cannot be accurately measured.

In view of this, it is particularly important to design and manufacture a stable and reliable bearing lock durability test device, especially in the application of bearing locks.

Disclosure of Invention

The invention aims to provide a bearing lock endurance test device which is simple in structure, stable and reliable in motion process, capable of accurately measuring the service life of a bearing lock and strong in practicability.

The invention is realized by adopting the following technical scheme.

The utility model provides a load lock endurance test device, which comprises a frame, actuating mechanism, the slider, bear the frame, drive mechanism, counter and mounting bracket, actuating mechanism, bear frame and mounting bracket and all install in the frame, actuating mechanism is connected with the slider transmission, the slider with bear a frame sliding fit, drive mechanism installs on the mounting bracket, the mounting bracket is used for installing the load lock, drive mechanism's one end and slider connection, the other end is used for being connected with the load lock, actuating mechanism can drive the slider and make a round trip to slide on bearing the frame, open or close with driving the load lock through drive mechanism, the counter is used for measuring the switch number of times of load lock.

Further, the driving mechanism comprises a driving motor and a transmission assembly, the driving motor is fixedly installed on the rack, one end of the transmission assembly is connected with an output shaft of the driving motor, and the other end of the transmission assembly is connected with the sliding piece.

Further, the transmission assembly comprises a convex circle, a connecting shaft and a connecting rod, the sliding piece is provided with a first fixing shaft, one end of the convex circle is sleeved outside the output shaft and is fixedly connected with the output shaft, the other end of the convex circle is rotatably connected with the connecting rod through the connecting shaft, and the connecting rod is sleeved outside the first fixing shaft and is rotatably connected with the first fixing shaft.

Further, bear the frame and include first supporting seat, gag lever post and second supporting seat, first supporting seat and second supporting seat interval set up, and equal fixed connection in the frame, gag lever post fixed connection is between first supporting seat and second supporting seat, and the gag lever post is located outside the gag lever post to the slider cover, and can slide for the gag lever post.

Further, the counter is fixedly arranged on the first supporting seat, and the position of the counter corresponds to that of the sliding piece.

Furthermore, the counter is a magnetic induction counter, a magnetic part is arranged on one side, close to the first supporting seat, of the sliding part, and the counter can be induced with the magnetic part when the sliding part slides to a preset position.

Further, drive mechanism includes swing arm and pivot, and the pivot is installed on the mounting bracket, and can rotate for the mounting bracket, and the one end and the swing arm of pivot are connected, and the other end is used for locking the cooperation with the load.

Further, the sliding part is provided with a second fixing shaft, the swing arm is provided with a sliding groove, and the second fixing shaft is arranged in the sliding groove in a sliding mode and can rotate relative to the swing arm.

Further, the pivot includes spacing portion, connecting portion and cooperation portion, and spacing portion passes through connecting portion and cooperation portion fixed connection, and outside spacing portion was located to the swing arm cover, connecting portion passed the mounting bracket, and cooperation portion is used for locking the cooperation with the load.

Furthermore, the limiting part is in a polygon prism shape, the swing arm is provided with a limiting hole, the limiting part is arranged in the limiting hole, and the shape of the limiting hole is matched with that of the limiting part.

The bearing lock endurance test device provided by the invention has the following beneficial effects:

the invention provides a bearing lock endurance test device, which is characterized in that a driving mechanism, a bearing frame and an installation frame are all arranged on a rack, the driving mechanism is in transmission connection with a sliding piece, the sliding piece is in sliding fit with the bearing frame, the transmission mechanism is arranged on the installation frame, the installation frame is used for installing a bearing lock, one end of the transmission mechanism is connected with the sliding piece, the other end of the transmission mechanism is used for being connected with the bearing lock, the driving mechanism can drive the sliding piece to slide back and forth on the bearing frame so as to drive the bearing lock to be opened or closed through the transmission mechanism, and. Compared with the prior art, the bearing lock endurance test device provided by the invention adopts the sliding part in sliding fit with the bearing frame and the transmission mechanism connected between the sliding part and the bearing lock, so that the service life of the bearing lock can be accurately measured, and the bearing lock endurance test device is simple in structure, stable and reliable in motion process and strong in practicability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a bearing lock mounted on a bearing lock endurance test apparatus provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a driving mechanism in the bearing lock endurance test apparatus provided in the embodiment of the present invention;

fig. 3 is a schematic structural view of a view angle of the bearing lock endurance test apparatus according to the embodiment of the present invention;

fig. 4 is a schematic structural view of another view of the bearing lock endurance testing apparatus provided in the embodiment of the present invention;

fig. 5 is an exploded view of the swing arm and shaft connection of fig. 4.

Icon: 100-bearing lock endurance test device; 110-a rack; 120-a drive mechanism; 121-a drive motor; 122-a transmission assembly; 123-an output shaft; 124-convex circle; 125-a connecting shaft; 126-a connecting rod; 130-a slide; 131-a first fixed shaft; 132-a circular sleeve; 133-a magnetic portion; 134-a second fixed shaft; 140-a carrier; 141-a first support; 142-a stop lever; 143-a second support seat; 150-a transmission mechanism; 151-swing arm; 152-a rotating shaft; 153-a chute; 154-a limiting part; 155-a connecting part; 156-a mating portion; 157-limiting holes; 160-a counter; 170-a mounting frame; 200-bearing lock; 210-slot.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally put in use of products of the present invention, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the invention are described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

Examples

Referring to fig. 1, an embodiment of the present invention provides a durability test apparatus 100 for a force-bearing lock, which is used for detecting a service life of a force-bearing lock 200. The structure is simple, the motion process is stable and reliable, the service life of the bearing lock 200 can be accurately measured, and the practicability is high.

The heavy duty lock endurance testing apparatus 100 includes a frame 110, a driving mechanism 120, a slider 130, a carrier 140, a transmission mechanism 150, a counter 160, and a mounting bracket 170. Wherein the driving mechanism 120, the carrier 140 and the mounting bracket 170 are all mounted on the frame 110. The driving mechanism 120 is in transmission connection with the sliding member 130, the sliding member 130 is in sliding fit with the carrier 140, and the driving mechanism 120 can drive the sliding member 130 to slide relative to the carrier 140. The transmission mechanism 150 is installed on the installation frame 170, the installation frame 170 is used for installing the bearing lock 200, one end of the transmission mechanism 150 is connected with the sliding piece 130, the other end of the transmission mechanism 150 is used for being connected with the bearing lock 200, and the sliding piece 130 can drive the transmission mechanism 150 to move, so that the bearing lock 200 is driven to be opened or closed. The driving mechanism 120 can drive the sliding member 130 to slide back and forth on the bearing frame 140 so as to drive the force bearing lock 200 to open or close through the transmission mechanism 150, and the counter 160 is used for measuring the switching times of the force bearing lock 200 so as to detect the service life of the force bearing lock 200.

Specifically, during the process that the driving mechanism 120 drives the slider 130 to slide on the carriage 140, the slider 130 has a first stroke sliding in a first direction and a second stroke sliding in a second direction, the first direction is opposite to the second direction, and the first stroke and the second stroke are equal in distance, that is, the slider 130 returns to the origin after passing through the first stroke and the second stroke. When the sliding member 130 slides along the first direction, the transmission mechanism 150 drives the force bearing lock 200 to rotate, so that the force bearing lock 200 is opened; when the sliding member 130 slides in the second direction, the transmission mechanism 150 drives the force-bearing lock 200 to rotate in the opposite direction, so that the force-bearing lock 200 is closed. Thus, when the slider 130 returns to the origin through the first stroke and the second stroke, the slider 130 completes one cycle, the force-bearing lock 200 performs one opening and closing process, and the counter 160 counts one time. After the force bearing lock 200 is opened and closed for a plurality of times, the sliding part 130 completes a plurality of cycles, and if the force bearing lock 200 can not realize the functions, the counting of the counter 160 is the service life of the force bearing lock 200.

Referring to fig. 2 and 3, the driving mechanism 120 includes a driving motor 121 and a transmission assembly 122. The driving motor 121 is fixedly installed on the frame 110, and one end of the transmission assembly 122 is connected to the output shaft 123 of the driving motor 121, and the other end is connected to the sliding member 130. When the driving motor 121 is started, the output shaft 123 rotates to drive the sliding member 130 to slide back and forth on the carrier 140 through the transmission assembly 122.

The drive assembly 122 includes a convex circle 124, a connecting shaft 125, and a connecting rod 126. The sliding member 130 is provided with a first fixing shaft 131, one end of the convex circle 124 is sleeved outside the output shaft 123 and is fixedly connected with the output shaft 123, and the output shaft 123 can drive the convex circle 124 to rotate synchronously. The other end of the convex circle 124 is rotatably connected to a link 126 via a connecting shaft 125, the link 126 can rotate relative to the convex circle 124 about the connecting shaft 125 as a rotation center, and the connecting shaft 125 can define the relative positions of the convex circle 124 and the link 126. The connecting rod 126 is sleeved outside the first fixing shaft 131 and is rotatably connected to the first fixing shaft 131, the connecting rod 126 can rotate relative to the first fixing shaft 131, and the connecting rod 126 can further drive the sliding member 130 to slide along the first direction or the second direction relative to the carrier 140 through the first fixing shaft 131.

The carrier 140 includes a first support seat 141, a stopper 142, and a second support seat 143. The first supporting seat 141 and the second supporting seat 143 are spaced apart from each other and are both fixedly connected to the frame 110. The limiting rod 142 is fixedly connected between the first supporting seat 141 and the second supporting seat 143, the sliding member 130 is sleeved outside the limiting rod 142 and can slide relative to the limiting rod 142, that is, the sliding member 130 can slide along the length direction of the limiting rod 142, and the first direction and the second direction are the length direction of the limiting rod 142. The limiting rod 142 can limit the sliding member 130 to limit the sliding direction of the sliding member 130, so as to prevent the sliding member 130 from falling off the limiting rod 142.

In this embodiment, the limiting rod 142 is cylindrical, the sliding member 130 is internally provided with a circular sleeve 132, and the circular sleeve 132 is sleeved outside the limiting rod 142 and can slide relative to the limiting rod 142. The contact surfaces of the circular sleeve 132 and the limiting rod 142 are both subjected to smoothing treatment so as to reduce the friction resistance of the sliding part 130 and the limiting rod 142 in relative sliding and improve the stability of the sliding process of the sliding part 130.

It should be noted that the counter 160 is fixedly installed on the first supporting seat 141, the position of the counter 160 corresponds to the position of the slider 130, and the counter 160 is used for counting the number of times of sliding the slider 130 back and forth, so as to obtain the number of times of opening and closing the force-bearing lock 200. In this embodiment, the counter 160 is a magnetic counter, the magnetic portion 133 is disposed on a side of the sliding member 130 close to the first supporting seat 141, and the magnetic counter can be induced with the magnetic portion 133 when the sliding member 130 slides to a predetermined position. When the sliding member 130 slides to the predetermined position, the magnetic portion 133 disposed on the sliding member 130 is within the sensing range of the magnetic counter, and the magnetic counter can sense the magnetic portion 133 and perform a count.

In this embodiment, the preset position is the position where the sliding member 130 is closest to the first supporting seat 141, when the sliding member 130 slides to the preset position, the magnetic induction counter performs a count, and then the sliding member 130 slides toward the direction close to the second supporting seat 143, and the magnetic portion 133 disposed on the sliding member 130 falls out of the sensing range of the magnetic induction counter; when the sliding member 130 slides to the preset position again, the magnetic induction counter counts again, and the process is repeated, so as to measure the service life of the force bearing lock 200.

Referring to fig. 4 and 5, the driving mechanism 150 includes a swing arm 151 and a rotating shaft 152. The rotating shaft 152 is mounted on the mounting frame 170 and can rotate relative to the mounting frame 170, and the mounting frame 170 can limit the rotating shaft 152 so as to improve the stability of the rotating process of the rotating shaft 152. One end and the swing arm 151 of pivot 152 are connected, and the other end is used for cooperating with load lock 200, and swing arm 151 can drive pivot 152 and rotate, and pivot 152 can drive load lock 200 and open or close.

It should be noted that the sliding member 130 is provided with a second fixed shaft 134, the swing arm 151 is provided with a sliding slot 153, and the second fixed shaft 134 is slidably disposed in the sliding slot 153 and can rotate relative to the swing arm 151 to drive the swing arm 151 to swing. Specifically, when the sliding member 130 slides in the first direction, the second fixed shaft 134 slides in the sliding slot 153 and rotates relative to the swing arm 151 to drive the swing arm 151 to swing, so as to drive the rotating shaft 152 to rotate, thereby opening the force-bearing lock 200; when the sliding member 130 slides in the second direction, the second fixed shaft 134 slides in the sliding slot 153 and rotates relative to the swing arm 151 to drive the swing arm 151 to swing in the opposite direction, so as to drive the rotating shaft 152 to rotate in the opposite direction, thereby closing the force-bearing lock 200.

The rotating shaft 152 includes a position-limiting portion 154, a connecting portion 155, and a mating portion 156. The position-limiting portion 154 is fixedly connected to the mating portion 156 through the connecting portion 155, and in this embodiment, the position-limiting portion 154, the connecting portion 155 and the mating portion 156 are integrally formed to improve the connection strength. The swing arm 151 is sleeved outside the limiting portion 154, and the swing arm 151 can drive the limiting portion 154 to rotate. The connecting portion 155 passes through the mounting bracket 170, the connecting portion 155 can rotate relative to the mounting bracket 170, and the mounting bracket 170 can limit the connecting portion 155. The engaging portion 156 is adapted to engage with the heavy duty lock 200 to open or close the heavy duty lock 200. In this embodiment, the matching portion 156 is in a straight line shape, the force-bearing lock 200 is provided with a slot 210, and the matching portion 156 can extend into the slot 210 and match with the slot 210 to drive the force-bearing lock 200 to open or close.

It is worth noting that the limiting portion 154 is in a polygon prism shape, the swing arm 151 is provided with a limiting hole 157, the limiting portion 154 is arranged in the limiting hole 157, the shape of the limiting hole 157 is matched with the shape of the limiting portion 154, and the swing arm 151 can drive the rotating shaft 152 to synchronously rotate through the matching of the limiting portion 154 and the limiting hole 157, so that the stability and reliability of the transmission process are ensured. In this embodiment, the position-limiting portion 154 is a quadrangular prism, and the position-limiting hole 157 is a square hole, but the invention is not limited thereto, and in other embodiments, the position-limiting portion 154 may be a triangular prism or a pentagonal prism, the position-limiting hole 157 may be a triangular hole or a pentagonal hole, and the shapes of the position-limiting portion 154 and the position-limiting hole 157 are not particularly limited.

In the bearing lock endurance test device 100 provided by the embodiment of the invention, the driving mechanism 120, the bearing frame 140 and the mounting frame 170 are all mounted on the rack 110, the driving mechanism 120 is in transmission connection with the sliding member 130, the sliding member 130 is in sliding fit with the bearing frame 140, the driving mechanism 150 is mounted on the mounting frame 170, the mounting frame 170 is used for mounting the bearing lock 200, one end of the driving mechanism 150 is connected with the sliding member 130, the other end of the driving mechanism 150 is used for connecting the bearing lock 200, the driving mechanism 120 can drive the sliding member 130 to slide back and forth on the bearing frame 140 so as to drive the bearing lock 200 to be opened or closed through the driving mechanism 150, and the counter 160 is used for. Compared with the prior art, the bearing lock endurance test device 100 provided by the invention adopts the sliding part 130 in sliding fit with the bearing frame 140 and the transmission mechanism 150 connected between the sliding part 130 and the bearing lock 200, so that the service life of the bearing lock 200 can be accurately measured, and the bearing lock endurance test device is simple in structure, stable and reliable in motion process and strong in practicability.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a load lock endurance test device, its characterized in that includes frame, actuating mechanism, slider, bears frame, drive mechanism, counter and mounting bracket, actuating mechanism bear the frame with the mounting bracket all install in the frame, actuating mechanism with the slider transmission is connected, the slider with bear a sliding fit, drive mechanism install in on the mounting bracket, the mounting bracket is used for installing the load lock, actuating mechanism's one end with the slider is connected, the other end be used for with the load lock is connected, actuating mechanism can drive the slider is in bear the frame and make a round trip to slide, with pass through drive mechanism drives the load lock is opened or is closed, the counter is used for the measurement the switch number of times of load lock.

2. The endurance testing apparatus for the catenary lock according to claim 1, wherein the driving mechanism comprises a driving motor and a transmission assembly, the driving motor is fixedly mounted on the frame, one end of the transmission assembly is connected with an output shaft of the driving motor, and the other end of the transmission assembly is connected with the sliding member.

3. The endurance testing apparatus for carrier locks of claim 2, wherein the transmission assembly comprises a convex circle, a connecting shaft and a connecting rod, the sliding member is provided with a first fixing shaft, one end of the convex circle is sleeved outside the output shaft and fixedly connected with the output shaft, the other end of the convex circle is rotatably connected with the connecting rod through the connecting shaft, and the connecting rod is sleeved outside the first fixing shaft and rotatably connected with the first fixing shaft.

4. The endurance testing apparatus for carrier locks of claim 1, wherein the carrier includes a first supporting seat, a limiting rod and a second supporting seat, the first supporting seat and the second supporting seat are spaced apart and both are fixedly connected to the frame, the limiting rod is fixedly connected between the first supporting seat and the second supporting seat, and the sliding member is sleeved outside the limiting rod and can slide relative to the limiting rod.

5. The catenary lock endurance testing apparatus of claim 4, wherein the counter is fixedly mounted to the first support base, and wherein the counter is positioned to correspond to the position of the slider.

6. The endurance testing apparatus for heavy-duty locks of claim 5, wherein the counter is a magnetic counter, a magnetic portion is disposed on a side of the slider close to the first supporting seat, and the counter is capable of sensing the magnetic portion when the slider slides to a preset position.

7. The endurance testing apparatus for heavy duty locks of any one of claims 1 to 6, wherein the transmission mechanism comprises a swing arm and a rotating shaft, the rotating shaft is mounted on the mounting frame and can rotate relative to the mounting frame, one end of the rotating shaft is connected to the swing arm, and the other end of the rotating shaft is used for being matched with the heavy duty lock.

8. The endurance testing apparatus for carrier locks of claim 7, wherein the sliding member is provided with a second fixed shaft, the swing arm is provided with a sliding slot, and the second fixed shaft is slidably disposed in the sliding slot and can rotate relative to the swing arm.

9. The endurance test apparatus for bearing locks of claim 7, wherein the rotation shaft comprises a limiting portion, a connecting portion and a fitting portion, the limiting portion is fixedly connected with the fitting portion through the connecting portion, the swing arm is sleeved outside the limiting portion, the connecting portion penetrates through the mounting frame, and the fitting portion is used for fitting with the bearing lock.

10. The bearing lock endurance test apparatus of claim 9, wherein the limiting portion is in a polygon prism shape, the swing arm is provided with a limiting hole, the limiting portion is disposed in the limiting hole, and the shape of the limiting hole matches with the shape of the limiting portion.