CN212844306U

CN212844306U - Lock detection device

Info

Publication number: CN212844306U
Application number: CN202021548166.4U
Authority: CN
Inventors: 聂勇
Original assignee: United Testing Services Jiangsu Co ltd
Current assignee: United Testing Services Jiangsu Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-30
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a tool to lock detection device, include: the stand comprises a test board; the rotating mechanism is arranged on the test board and comprises a rotatable rotating wheel; the torque testing mechanism comprises a rotary disc arranged on the rotating wheel, and the rotary disc can be driven by the rotating wheel to rotate; the key clamp is arranged on the rotary disc and used for clamping a key; a lock retainer; the driving mechanism is used for driving the rotating wheel to rotate; and the controller is used for controlling the torque testing mechanism and the driving mechanism. The utility model provides a lock testing device, which adopts the motor as the driving device to realize the effective test under the high and low temperature environment; moreover, the weighting is carried out by adopting a loading platform mode, so that the unbalanced loading in the existing rope loading mode can be avoided; meanwhile, the controller is adopted to carry out automatic control to replace manual operation, so that the testing process is more controllable, and the testing efficiency is improved.

Description

Lock detection device

Technical Field

The utility model belongs to the technical field of examine utensil, concretely relates to tool to lock detection device.

Background

The existing detection device for the skirt board lock of the motor train unit is driven by a cylinder through gas in the service life test process, a rope for loading is bound on a lock shaft or a lock tongue, and the gas drive is gas provided by an air compressor. The air compressor is easily influenced by external factors to cause unstable gas supply, so that the operation speed of the cylinder is fast and slow; moreover, the rope is bound on the lock shaft or the lock tongue, so that unbalanced loading can occur, and the lock shaft is easy to incline and deform and the rope is easy to break. Meanwhile, the test under the high-low temperature condition can not be carried out by the driving of the air cylinder, the air cylinder can be frozen at low temperature, and the air cylinder air valve rubber cushion can be softened at high temperature, so that the air leakage air cylinder is damaged; when the periodic test is met, the high-low temperature test box door needs to be opened for multiple times to manually test the torque, for example, the life test needs to be carried out for every 5000 times of test torque, the test efficiency of testers is greatly influenced by the mode, the test box is damaged inestimably, the test environment is also influenced, and therefore the accuracy of the test result is influenced.

Therefore, in order to solve the technical problem, a new detection device for a skirting board lock of a motor train unit is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy operation, control are accurate and tool to lock detection device that degree of automation is high to solve the problem among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

a lock detection device comprising:

the stand comprises a test board;

the rotating mechanism is arranged on the test board and comprises a rotatable rotating wheel;

the torque testing mechanism comprises a rotary disc arranged on the rotating wheel, and the rotary disc can be driven by the rotating wheel to rotate;

the key clamp is arranged on the turntable and used for clamping a key, and the key clamp can be driven by the turntable to rotate;

the lock fixing piece is used for fixing a lock to be tested, is arranged on the test board and corresponds to the key clamp;

the driving mechanism is connected with the rotating wheel and is used for driving the rotating wheel to rotate;

and the controller is respectively connected with the torque testing mechanism and the driving mechanism and is used for controlling the torque testing mechanism and the driving mechanism.

Furthermore, the rotating mechanism further comprises a positioning support for mounting the rotating wheel, the positioning support is fixedly arranged on the test board, and a rotating shaft of the rotating wheel is movably arranged on the positioning support.

Further, the torque testing mechanism further comprises a first driving motor and a torque sensor, the first driving motor is connected with the rotary disc and used for driving the rotary disc to rotate independently, the torque sensor is used for acquiring the torque of the rotary disc, and the rotary disc is mounted on the rotary wheel and is coaxially arranged with the rotary wheel.

Further, the controller is respectively connected with the first driving motor and the torque sensor and is at least used for controlling the rotating angle, the rotating speed and the torsion of the rotating disc.

Further, the frame still includes lift platform and base support, actuating mechanism locates on the lift platform, the testboard is located on the base support and with the connection can be dismantled to the base support.

Furthermore, the driving mechanism comprises a second driving motor, a sliding rail, a screw rod, a sliding block and a transmission rod, the sliding rail is arranged on the lifting platform, the sliding block is arranged on the sliding rail and can slide along the sliding rail, a threaded through hole is formed in the sliding block along the sliding direction of the sliding block, the screw rod is screwed in the threaded through hole, the second driving motor is connected with the screw rod and used for driving the screw rod to rotate, and the transmission rod is arranged on the sliding block and connected with the rotating wheel.

Further, the driving mechanism further comprises an optical sensing assembly used for controlling the sliding stroke of the sliding block, the optical sensing assembly comprises a sensing piece and a plurality of optical sensors, the sensing piece is arranged on the sliding block, and the optical sensors are arranged on the sliding rail.

Furthermore, the rotating wheel is a gear, and the transmission rod is provided with a rack matched with the rotating wheel.

Furthermore, the lock detection device further comprises a loading platform, the loading platform is provided with a mounting plate, the mounting plate is arranged below the test board and movably connected with the test board, a lock tongue plate fixing piece used for fixing a lock tongue plate is arranged on the mounting plate, and the lock tongue plate fixing piece is arranged corresponding to the lock fixing piece.

Furthermore, the loading platform further comprises a bearing plate for bearing a heavy object, and the bearing plate is arranged below the mounting plate and is connected with the mounting plate.

The utility model discloses beneficial effect:

compared with the prior art, the lockset testing device provided by the utility model can avoid the defect that the cylinder is used as a driving device and is greatly influenced by the ambient temperature by adopting the motor as the driving device, thereby realizing effective testing under the high and low temperature environment; moreover, the weighting is carried out by adopting a loading platform mode, so that the unbalanced loading in the existing rope loading mode can be avoided; meanwhile, the controller is adopted to carry out automatic control to replace manual operation, so that the testing process is more controllable, and the testing efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a preferred embodiment of the present application;

FIG. 2 is a schematic view of the embodiment of FIG. 1 from another perspective;

fig. 3 is an enlarged schematic view of a in fig. 2.

Description of reference numerals: 1-a machine base; 11-a test bench; 12-a lifting platform; 13-a base support; 121-a mounting table; 122-a lifting mechanism; 123-positioning holes; 2-a rotating mechanism; 21-positioning the bracket; 22-a wheel; 3-a torque testing mechanism; 31-a turntable; 32-a torque sensor; 4-a key clamp; 5-a lock fixing member; 6-a drive mechanism; 61-a second drive motor; 62-a slide rail; 63-screw rod; 64-a slide block; 65-a transmission rod; 66-a sensing piece; 67-an optical sensor; 7-a loading platform; 71-a mounting plate; 72-a carrier plate; 73-plugging bolts; 74-a guide assembly; 8-tongue plate fixing piece.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In the illustrated embodiment, directional references, i.e., up, down, left, right, front, rear, etc., are relative to each other and are used to explain the relative structure and movement of the various components in the present application. These representations are appropriate when the components are in the positions shown in the figures. However, if the description of the location of an element changes, it is believed that these representations will change accordingly.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, a lock detection device according to a preferred embodiment of the present invention includes: the device comprises a machine base 1, a rotating mechanism 2, a torque testing mechanism 3, a key clamp 4, a lock fixing piece 5, a driving mechanism 6 and a controller.

The stand 1 comprises a test bench 11, a lifting platform 12 and a base support 13. Wherein, testboard 11 is installed on base support 13 and can dismantle with base support 13 and be connected. The lifting platform 12 has a mounting table 121 for mounting the driving mechanism 6, the mounting table 121 is mounted on a mounting frame provided with a lifting mechanism 122, the lifting mechanism 122 is connected with the mounting table 121 and is used for supporting the mounting table 121, and the height of the mounting table 121 can be adjusted by adjusting the lifting mechanism 122. The mounting table 121 is further provided with a plurality of positioning holes 123 arranged in a row for positioning the driving mechanism 6, so as to adjust the position of the driving mechanism 6 on the mounting table 121. Preferably, the moving wheels and the fixing pads are arranged on the support legs of the mounting frame of the lifting platform 12 and the base support 13, so that the movement is convenient and labor-saving, and the test platform can be effectively fixed on the ground when in test.

The rotating mechanism 2 is mounted on the table top of the test bench 11 and comprises a positioning bracket 21 and a rotating wheel 22. The bracket is used for supporting and positioning the rotating wheel 22, and the positioning bracket 21 is fixedly arranged on the table top of the test bench 11. The positioning bracket 21 includes a leg fixedly connected to the mounting table 121, and a cover plate disposed on the leg and located above the mounting table 121 and in parallel with the mounting table 121. The rotating shaft of the rotating wheel 22 is movably mounted on the cover plate of the positioning bracket 21 and is perpendicular to the cover plate and the mounting table 121, so that the rotating wheel 22 can rotate by taking the rotating shaft as a rotating center.

Referring to fig. 3, the torque testing mechanism 3 includes a turntable 31, a first driving motor, and a torque sensor 32. The rotating disc 31 is installed at the bottom of the rotating wheel 22 of the rotating mechanism 2 and is coaxially arranged with the rotating wheel 22, so that the rotating disc 31 can be driven by the rotating wheel 22 to rotate. An output shaft of the first driving motor is connected to the rotary plate 31 and can be used for driving the rotary plate 31 to rotate independently, and the torque sensor 32 can be used for acquiring the torque of the rotary plate 31. Preferably, the first driving motor is a servo motor.

The key clamp 4 is disposed at the bottom of the rotary disc 31 of the torque testing mechanism 3 and is used for clamping a key to simulate a worker holding the key. The key holder 4 can be rotated by the rotary disc 31 to simulate the unlocking and locking processes, and the key holder 4 is arranged to enable the direction of the key held on the key holder 4 to be perpendicular to the rotation direction of the key holder 4.

The lockset fixing part 5 is arranged on the test board 11 and used for fixing a lockset to be tested, and the lockset fixing part 5 and the key fixture 4 are correspondingly arranged, so that a key clamped on the key fixture 4 is matched and inserted into a lock hole of the lockset to be tested, which is fixed on the lockset fixing part 5. Wherein, be equipped with a through-hole that corresponds with tool to lock mounting 5 on testboard 11, when the tool to lock that awaits measuring is fixed in tool to lock mounting 5 on, the spring bolt of the tool to lock that awaits measuring can extend to the below of testboard 11 through this through-hole.

The driving mechanism 6 is connected with the runner 22 of the rotating mechanism 2 and is used for driving the runner 22 to rotate. The drive mechanism 6 includes a second drive motor 61, a slide rail 62, a screw 63, a slider 64, and a transmission lever 65. The slide rail 62 is disposed on the mounting table 121 of the lifting platform 12, and the slider 64 is fittingly mounted on the slide rail 62 and configured to slide along the slide rail 62. The slider 64 has a threaded through hole provided along the sliding direction thereof, and the screw 63 is screwed into the threaded through hole. An output shaft of the second driving motor 61 is connected with one end of the screw 63 and is used for driving the screw 63 to rotate, and when the screw 63 rotates, the sliding block 64 screwed with the screw can slide on the sliding rail 62, so that the sliding block 64 is driven. The transmission rod 65 is mounted on the sliding block 64 and connected with the rotating wheel 22 of the rotating mechanism 2, and when the second driving motor 61 drives the sliding block 64 to slide along the sliding rail 62, the rotating wheel 22 can be driven to rotate through the transmission rod 65. In the present embodiment, the rotating wheel 22 is a gear, and the transmission rod 65 is provided with a rack matched with the rotating wheel 22, so as to realize transmission between the transmission rod 65 and the rotating wheel 22.

Specifically, the driving mechanism 6 further includes an optical sensing assembly for controlling the sliding stroke of the sliding block 64, and the optical sensing assembly includes a sensing sheet 66 and a plurality of optical sensors 67. The optical sensor 67 is disposed on the slide rail 62, the sensing piece 66 is fixedly disposed on the slider 64, and the sliding stroke of the slider 64 can be adjusted and controlled by adjusting the position of the optical sensor 67.

Specifically, the lock detection device further includes a loading platform 7, and the loading platform 7 has a mounting plate 71 and a bearing plate 72. The mounting plate 71 is arranged below the test bench 11 and movably connected with the test bench 11 through a plugging bolt 73, so that the distance between the mounting plate 71 and the test bench 11 can be adjusted. The mounting plate 71 is provided with a tongue plate fixing member 8 for fixing a tongue plate, and the tongue plate fixing member 8 is arranged corresponding to the lock fixing member 5, so that a lock tongue of a to-be-tested lock fixed on the lock fixing member 5 can be matched and locked with the tongue plate fixed on the tongue plate fixing member 8. The bearing plate 72 is arranged below the mounting plate 71 and connected with the mounting plate 71, and the bearing plate 72 can be used for bearing heavy objects to realize the weight increase of the tongue locking plate. A guide assembly 74 is also provided between the loading platform 7 and the test bench 11 to define the path of movement of the loading platform 7 to ensure a stable balance during loading of the weights.

The controller is respectively connected with the torque testing mechanism 3 and the driving mechanism 6. The controller is connected with the first driving motor, the second driving motor 61 and the torque sensor 32 respectively, and controls parameters such as a rotation angle, thrust, torque, speed and time in the testing process by controlling the first driving motor and the second driving motor 61. Preferably, the controller is a PLC controller, and the controller may be connected to a computer or a host to implement programming, data collection, and data storage.

The lockset testing device provided by the utility model can avoid the defect that the cylinder is used as a driving device and is greatly influenced by the ambient temperature by adopting the motor as the driving device, thereby realizing effective testing in high and low temperature environments; moreover, the mode of a loading platform 7 is adopted for weighting, so that the unbalanced loading in the existing rope loading mode can be avoided; meanwhile, the controller is adopted to carry out automatic control to replace manual operation, so that the testing process is more controllable, and the testing efficiency is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A lock detection device, comprising:

the stand comprises a test board;

2. The lock detection device of claim 1, wherein the rotation mechanism further comprises a positioning bracket for mounting the wheel, the positioning bracket is fixed to the test table, and a shaft of the wheel is movably mounted to the positioning bracket.

3. The lock detection device of claim 2, wherein the torque testing mechanism further comprises a first driving motor and a torque sensor, the first driving motor is connected to the rotary plate and is configured to drive the rotary plate to rotate independently, the torque sensor is configured to obtain a torque of the rotary plate, and the rotary plate is mounted on the rotary wheel and is disposed coaxially with the rotary wheel.

4. The lock detection device of claim 3, wherein the controller is coupled to the first drive motor and the torque sensor, respectively, and is configured to control at least a rotation angle, a rotation speed, and a torque of the turntable.

5. The lock detection device of claim 1, wherein the base further comprises a lifting platform and a base support, the driving mechanism is disposed on the lifting platform, and the test platform is disposed on the base support and detachably connected to the base support.

6. The lock detection device of claim 5, wherein the driving mechanism includes a second driving motor, a slide rail, a screw, a slider, and a transmission rod, the slide rail is disposed on the lifting platform, the slider is mounted on the slide rail and configured to slide along the slide rail, the slider has a threaded through hole along a sliding direction thereof, the screw is screwed into the threaded through hole, the second driving motor is connected to the screw and configured to drive the screw to rotate, and the transmission rod is mounted on the slider and configured to be connected to the rotating wheel.

7. The lockset detecting device of claim 6 wherein said actuating mechanism further comprises an optical sensor assembly for controlling the sliding travel of said slider, said optical sensor assembly comprising a sensor strip and a plurality of optical sensors, said sensor strip being disposed on said slider and said optical sensors being disposed on said slide rail.

8. The lock detection device of claim 6, wherein the wheel is a gear, and the transmission rod is provided with a rack that matches the wheel.

9. The lock detection device according to any one of claims 1 to 8, further comprising a loading platform, wherein the loading platform has a mounting plate disposed below the test platform and movably connected to the test platform, and the mounting plate is provided with a tongue plate fixing member for fixing a tongue plate, and the tongue plate fixing member is disposed corresponding to the lock fixing member.

10. The lock detection apparatus of claim 9, wherein the loading platform further comprises a load bearing plate for bearing a weight, the load bearing plate being disposed below and interconnected to the mounting plate.