CN102944394B - Speed governor testing device - Google Patents

Abstract

The invention discloses a speed governor testing device which comprises a test table, a rope winding mechanism, a stretching mechanism and a shearing mechanism, wherein the shearing mechanism, the rope winding mechanism and the stretching mechanism are respectively connected with the test table; the rope winding mechanism is used for storing and placing the test rope; the stretching mechanism is used for stretching the test rope when testing to detect tension of the speed governor; and the shearing mechanism is used for shearing the test rope after the test. The speed governor testing device can automatically load and measure the speed governor, is simple in the structure, easy to operate, high in efficiency, and suitable for online detection of the speed governor batch production.

Description

Speed limiter test device

technical field

The invention relates to the field of detection devices for elevator components, in particular to a speed governor test device for detecting elevator speed governors.

Background technique

The overspeed governor that adopts on the market mainly has two kinds of clamping ways at present, and a kind of is to clamp steel wire rope with clamp block and sheave, and a kind of is to clamp steel wire rope with clamp block and baffle plate. The wire ropes of the two structures have different walking methods. The former needs the wire rope to be wound on the speed governor sheave, while the latter wire rope does not need to be wound on the sheave, and only needs to be put down to clamp the wire rope with the rope clamping block.

The lifting force testing instruments of speed limiters in the market are mainly measured by manual loading, and some also use electric methods. However, the tensile structure adopts complex structures such as reverse rope pulleys, which are complicated to operate and low in efficiency, which is not conducive to on-line testing in mass production. In addition, because the national standard requires the integrity of the cross-sectional shape of the steel wire rope, the used steel wire rope needs to be replaced, and the equipment of the above two structures has no relevant mechanism to realize this function.

Contents of the invention

Based on this, it is necessary to provide a speed governor test device with automatic loading measurement, simple structure, simple operation, high efficiency, and suitable for on-line testing of speed governor batch production in order to address the defects of the existing technology.

Its technical scheme is as follows.

A speed governor test device, comprising a test bench, a rope winding mechanism, a stretching mechanism and a shearing mechanism, the shearing structure, the rope winding mechanism and the stretching mechanism are respectively connected and installed with the test bench, and the winding The rope mechanism is used to store and place the test rope. The stretching mechanism stretches the test rope during the test, and at the same time the stretching mechanism detects the pulling force of the speed limiter. The shearing mechanism automatically cuts the test rope after the test is completed. cut.

In one of the embodiments, the shearing mechanism includes a first driving assembly, a first guide rail assembly and a shearing module. The first driving assembly is installed on the test bench, the first driving assembly is connected with the first guide rail assembly and drives the first guide rail assembly. The first guide rail assembly is connected to the shearing module, and the first drive assembly drives the shearing module to cut the test rope through the first guide rail assembly.

In one of the embodiments, the shearing module includes a fixed blade and a movable blade, and the fixed blade is fixedly installed on the test bench through a fixing frame. The first guide rail assembly drives the movable blade to move, and the movable blade cooperates with the fixed blade to cut the test rope.

In one of the embodiments, the stretching mechanism includes a second drive assembly, a second guide rail assembly and a detection assembly. The second driving assembly is installed on the test bench, the second driving assembly is connected with the second guide rail assembly and drives the second guide rail assembly. The second guide rail assembly is connected to the detection assembly, and the second drive assembly drives the detection assembly to perform a tensile test on the test rope through the second guide rail assembly.

In one of the embodiments, the detection assembly includes a clamp and a tension sensor, the clamp and the tension sensor are connected and installed as a whole, the clamp clamps the test rope, and the tension sensor Measure the pulling force of the speed limiter.

In one of the embodiments, the collet includes a collet body, a clamp block, a rack connecting rod, a spring and a handle. The two sides of the chuck body are provided with installation arms, the installation arms of the chuck body form a figure-eight inner cavity, the clamp block is movably connected with the installation arm, and the clamp block is connected with the figure-eight inner cavity. The sides of the cavity are against each other, and the clamp block cooperates with the inner cavity of the figure-eight to form a self-locking structure. The rack link includes a plate and a rod, one end of the rod is fixedly connected to the plate, the other end of the rod is provided with a rack, and the plate is connected to the clip The bottom of the block is offset. The spring is fitted around the rod, one end of the spring abuts against the plate, and the other end of the spring abuts against the bottom of the eight-shaped inner chamber. The handle and the chuck body are dynamically installed and connected, and the handle is provided with a connecting portion, and the connecting portion is provided with mounting teeth that are fitted and connected with the rack, and the handle is connected through the connection. The part is fitted and connected with the rack connecting rod.

In one of the embodiments, the rope winding mechanism includes a rope winding assembly and a guide frame assembly. The rope winding assembly includes a rope winding frame and a reel, the rope winding frame is installed on the test bench, and the reel is movably connected with the rope winding frame. A test rope is arranged on the reel, the guide frame assembly is installed on the test platform, and the test rope is guided by the guide frame assembly.

In one of the embodiments, the guide frame assembly includes a guide frame. The guide frame is installed on the test bench, the guide frame is provided with rollers, the rollers are movably connected with the guide frame, and the test rope passes through the rollers for guidance.

In one of the embodiments, the guide frame assembly further includes a guide tube. The guide pipe is installed on the test bench, the inner surface of the guide pipe is smooth, the inner diameter of the guide pipe is larger than the diameter of the test rope, and the test rope is guided through the guide pipe.

In one of the embodiments, the test bench includes a platform and a platform, the platform is supported on the platform, the platform is provided with a rope hole, and the platform has a first surface and a second surface. Two surfaces, the surface on which the table top is matched with the stand is the second surface.

The advantages or principles of the technical solution of the present invention will be described in detail below.

1. The speed limiter test device includes a test bench, a rope winding mechanism, a stretching mechanism and a shearing mechanism. The shearing structure, the rope winding mechanism and the stretching mechanism are respectively connected and installed with the test bench. The rope winding mechanism is used for storage and placement testing Rope, the stretching mechanism stretches the test rope during the test to detect the pulling force of the speed limiter, and the shearing mechanism automatically cuts the test rope after the test is completed. The stretching mechanism realizes the two functions of stretching and measuring the tension at the same time, it can be loaded automatically, and the operation is simple. The shearing mechanism can automatically cut the deformed test rope when a test is completed to ensure the accuracy of the next test. It is suitable for on-line testing of mass production of speed limiters and has high efficiency. The rope winding mechanism, stretching mechanism and shearing mechanism are all installed on the test bench as separate modules. When a certain mechanism fails, the faulty mechanism can be replaced. The structure is simple and can effectively ensure production efficiency.

2. The shearing mechanism includes a first drive assembly, a first guide rail assembly and a shearing module. When the test is completed, the first drive assembly drives the cutting module to cut the test rope through the first guide rail assembly. When the test is completed, the cutting module is driven by the first drive component to automatically cut the deformed part of the test rope to ensure the correctness of the next test. It is suitable for on-line detection of mass production of speed limiters and has high efficiency.

3. The cutting module includes a fixed blade and a movable blade. The first guide rail assembly drives the movable blade to move left and right and cooperates with the fixed blade to cut the test rope.

4. The stretching mechanism includes a second drive assembly, a second guide rail assembly and a detection assembly. During testing, the second drive assembly drives the detection assembly through the second guide rail assembly to perform a tensile test on the test rope. The detection component can automatically load the test rope, and the operation is simple.

5. The detection component includes a chuck and a tension sensor, the chuck and the tension sensor are connected and installed as a whole, the chuck clamps the test rope, and the tension sensor checks the tension of the speed limiter. Determination. The collet and the tension sensor are installed together as a whole to ensure the correctness of the test results.

6. The collet includes a collet body, a clamp block, a rack connecting rod, a spring and a handle. There are mounting arms on both sides of the chuck body, the mounting arms of the chuck body form a figure-eight-shaped inner cavity, the clamping block is movably connected with the mounting arm, the clamping block is against the side of the figure-eight-shaped internal cavity, and the clamping block and the figure-eight internal cavity Cooperate with each other to form a self-locking structure. The rack connecting rod includes a plate and a rod, one end of the rod is fixedly connected to the plate, the other end of the rod is provided with a rack, and the plate is offset against the bottom of the clamping block. The spring is encircled and fitted on the rod, one end of the spring abuts against the plate, and the other end of the spring abuts against the bottom of the figure-eight-shaped inner chamber. The handle and the collet body are dynamically installed and connected with each other. The handle is provided with a connecting portion, and the connecting portion is provided with mounting teeth for fitting and connecting with the rack. The handle is fitted and connected with the rack and connecting rod through the connecting portion. Due to the self-locking structure of the chuck, the clamping is more firm when the test rope is stressed. At the same time, due to the good structure of the chuck, the test rope can be replaced conveniently and quickly, which is conducive to improving production efficiency.

7. The rope winding mechanism includes a rope winding assembly and a guide frame assembly. The rope reel assembly includes a rope reel frame and a reel, the rope reel frame is installed on the test bench, the reel is movably connected with the rope reel frame, and the test rope is set on the reel. The guide frame assembly is installed on the test bench, and the test rope is guided through the guide frame assembly. The reel is used to store and place test ropes, which can continuously test multiple speed limiters, so as to avoid frequent replacement of test ropes from affecting production efficiency. The guide frame assembly is set to guide the test rope, so that the speed governor test device can meet various speed governors of different specifications, and has a wide range of applications.

8. Rollers are set on the guide frame, and the test rope is guided by the rollers. Guided by rollers. The test rope can be pulled out in multiple directions to adapt to various speed limiters.

9. The guide frame assembly also includes a guide tube. The inner surface of the guide tube is smooth, and the inner diameter of the guide tube is greater than the diameter of the test rope, so that the test rope can pass through the guide tube and be guided by the guide tube. Adding a guide tube to guide the test rope, this rope-threading method, enables the speed governor test device to adapt to all speed governor structures on the market, and has a wide range of applications.

10. The test bench includes a bench and a table top. The table top is supported on the bench. The table top is provided with a rope threading hole. The table top has a first surface and a second surface. second surface. In this way, the rope winding mechanism, the stretching mechanism and the shearing mechanism can be installed on the stand or the table panel in an orderly manner according to actual needs.

Description of drawings

Fig. 1 is the structural representation of the overspeed governor test device described in the embodiment of the present invention;

Fig. 2 is the structural enlarged view of the shearing mechanism described in the embodiment of the present invention;

3 is an enlarged view of the structure of the stretching mechanism described in the embodiment of the present invention;

Figure 4 is an enlarged view of the structure of the chuck described in the embodiment of the present invention;

Explanation of reference signs:

10. Test bench, 110, bench, 120, platform panel, 20, rope winding mechanism, 30, stretching mechanism, 310, second drive assembly, 311, motor, 312, reducer, 320, second guide rail assembly, 330. Detection component, 340. Chuck, 341. Chuck body, 342. Clamp block, 343. Rack connecting rod, 344. Spring, 345. Handle, 346. Mounting arm, 347. Plate part, 348. Rod part , 350, tension sensor, 360, connecting plate, 370, timing belt, 40, shear mechanism, 410, first drive assembly, 420, first guide rail assembly, 430, shear module, 50, guide frame assembly, 510 , guide tube, 520, roller.

Detailed ways

Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

As shown in FIG. 1 , the speed governor test device includes a test bench 10 , a rope winding mechanism 20 , a stretching mechanism 30 and a shearing mechanism 40 . The shearing structure 40 , the rope winding mechanism 20 and the stretching mechanism 30 are respectively connected and installed with the test bench 10 . The winding rope mechanism 20 is used for winding and placing the test rope, and the stretching mechanism 30 stretches the test rope during the test, while the stretching mechanism 30 detects the tension of the speed limiter, and the shearing mechanism 40 automatically stretches the test rope after the test is completed. cut.

Wherein, the shearing mechanism 40 shown in FIG. 2 includes a first driving assembly 410 , a first rail assembly 420 and a shearing module 430 . The first driving assembly 410 is assembled by a motor and a reducer, and the first rail assembly 420 is composed of a screw or a screw. It can be understood that the first rail assembly 420 can also be composed of hydraulic rods and other components. The first driving assembly 410 is installed on the test bench 10, and the first driving assembly 410 is installed and connected with the first guide rail assembly 420 through a synchronous belt. The rail assembly 420 is driven. The first guide rail assembly 420 is movably installed and connected with the shearing module 430. The shearing module 430 is provided with a connecting plate, and the connecting plate is provided with a screw hole matched with the screw or the screw. When the screw or the screw rotates, it drives The cutting module 430 moves. The first driving assembly 410 drives the cutting module 430 to cut the test rope through the first guide rail assembly 420 . The shearing module 430 includes a fixed blade and a movable blade. The fixed blade is fixedly installed and connected to the test bench 10 through a fixed frame. The first guide rail assembly 420 drives the movable blade to move, and the movable blade and the fixed blade cooperate with each other to cut the test rope.

Furthermore, the stretching mechanism 30 shown in FIG. 3 includes a second driving assembly 310 , a second rail assembly 320 and a detection assembly 330 . The second driving assembly 310 is composed of a motor 311 and a reducer 312 , and the second rail assembly 320 is composed of a screw or a screw. The second driving assembly 310 is installed and connected with the test bench 10 , the second driving assembly 310 is connected with the second guide rail assembly 320 , and the second driving assembly 310 and the second guide rail assembly 320 are installed and connected through the timing belt 370 . It can be understood that the second driving assembly 310 may also drive the second guide rail assembly 320 through a belt or a chain. The second rail assembly 320 is movably installed and connected with the detection assembly 330. The detection assembly 330 is provided with a connection plate, and the connection plate is provided with a screw hole matched with the screw or the screw. When the screw or the screw rotates, the detection assembly 330 is driven up and down. move. The second driving assembly 310 drives the detection assembly 330 through the second guide rail assembly 320 to perform a tensile test on the test rope. The detection assembly 330 includes a chuck 340 and a tension sensor 350, the chuck 340 and the tension sensor 350 are connected and installed as a whole, the chuck 340 clamps the test rope, and the tension sensor 350 measures the tension of the speed governor.

The collet 340 shown in FIG. 4 includes a collet body 341 , a clamp block 342 , a rack link 343 , a spring 344 and a handle 345 . Both sides of the chuck body 341 are provided with mounting arms 346, the mounting arms 346 of the chuck body 341 form a figure-eight inner cavity, the clamp block 342 is movably connected with the mounting arm 346, and the clamp block 342 is offset against the side of the figure-eight cavity , The clamping block 342 cooperates with the figure-eight inner cavity to form a self-locking structure. The rack link 343 includes a plate portion 347 and a rod portion 348, one end of the rod portion 348 is fixedly connected to the plate portion 347, the other end of the rod portion 348 is provided with a rack, and the plate portion 347 is against the bottom of the clamp block 342 . The spring 344 is fitted around the rod portion 348 , one end of the spring 344 abuts against the plate portion 347 , and the other end of the spring 344 abuts against the bottom of the figure-eight-shaped cavity. The handle 345 and the collet body 341 are movably installed and connected to each other. The handle 345 is provided with a connecting portion, and the connecting portion is provided with mounting teeth for cooperating with the rack. The handle 345 is cooperating with the rack connecting rod 343 for installation connect. When the handle 345 is pulled upward, the rack connecting rod 343 is driven to compress the spring 344 downward, and the clamp block 342 slides down at the same time, and the chuck 340 is opened.

Further, the test bench 10 includes a bench 110 and a bench panel 120 . The table top 120 is supported on the platform 110 , and the table top 120 is provided with a rope threading hole. The table top 120 has a first surface and a second surface, and the surface on which the table top 120 and the table frame 110 are matched is the second surface. The rope winding mechanism 20 comprises a rope winding assembly and a guide frame assembly 50. The rope winding assembly includes a rope winding frame and a reel. The rope winding frame is installed on the test bench 10. rope. The guide frame assembly 50 is installed on the test bench, and the test rope is guided through the guide frame assembly 50 . The guide frame assembly 50 includes a guide frame, which is installed on the test bench, and a roller 520 is arranged on the guide frame, and the roller 520 is movably connected with the guide frame, and the test rope passes through the roller 520 for guidance. The guide frame assembly also includes a guide tube 510, which is installed on the test bench 10. The inner surface of the guide tube 510 is smooth, and the inner diameter of the guide tube 510 is greater than the diameter of the test rope, and the test rope is guided through the guide tube 510.

The advantages or principles of the embodiments of the present invention will be described in detail below.

1. The speed governor test device includes a test bench 10 , a rope winding mechanism 20 , a stretching mechanism 30 and a shearing mechanism 40 . The shearing structure 40 , the rope winding mechanism 20 and the stretching mechanism 30 are respectively connected and installed with the test bench 10 . The rope winding mechanism 20 is used to store and place the test rope, the stretching mechanism 30 stretches the test rope to detect the pulling force of the speed governor during the test, and the cutting mechanism 40 automatically cuts the test rope after the test is completed. The stretching mechanism 30 realizes the two functions of stretching and measuring the tension at the same time, can be loaded automatically, and is easy to operate. And the cutting mechanism 40 can automatically cut the deformed test rope when a test is completed, so as to ensure the accuracy of the next test, and is suitable for on-line testing of mass production of speed limiters with high efficiency. The rope winding mechanism 20, the stretching mechanism 30 and the shearing mechanism 40 are all installed on the test bench as separate modules. When a certain mechanism breaks down, the faulty mechanism can be replaced. The structure is simple and can effectively ensure production. efficiency.

2. The shearing mechanism 40 includes a first driving assembly 410 , a first guide rail assembly 420 and a shearing module 430 . When the test is completed, the first driving assembly 410 drives the cutting module 430 to cut the test rope through the first guide rail assembly 420 . When the test is completed, the cutting module 430 is driven by the first drive assembly 410 to automatically cut the deformed part of the test rope to ensure the correctness of the next test. It is suitable for on-line detection of mass production of speed limiters and has high efficiency.

3. The cutting module 430 includes a fixed blade and a movable blade, and the first guide rail assembly 420 drives the movable blade to move left and right to cooperate with the fixed blade to cut the test rope.

4. The stretching mechanism 30 includes a second driving assembly 310, a second guide rail assembly 320 and a detection assembly 330. During testing, the second driving assembly 310 drives the detection assembly 330 through the second guide rail assembly 320 to perform a tensile test on the test rope. The detection component 330 can automatically load the test rope, and the operation is simple.

5. The detection component 330 includes a chuck 340 and a tension sensor 350. The chuck 340 and the tension sensor 350 are connected and installed as a whole. The chuck 340 clamps the test rope, and the tension sensor 350 measures the tension of the speed governor. The chuck 340 and the tension sensor 350 are installed together as a whole to ensure the correctness of the test results.

6. The collet 340 includes a collet body 341 , a clamp block 342 , a rack connecting rod 343 , a spring 344 and a handle 345 . Both sides of the chuck body 341 are provided with mounting arms 346, the mounting arms 346 of the chuck body 341 form a figure-eight inner cavity, the clamp block 342 is movably connected with the mounting arm 346, and the clamp block 342 is offset against the side of the figure-eight cavity , The clamping block 342 cooperates with the figure-eight inner cavity to form a self-locking structure. The rack link 343 includes a plate portion 347 and a rod portion 348, one end of the rod portion 348 is fixedly connected to the plate portion 347, the other end of the rod portion 348 is provided with a rack, and the plate portion 347 is against the bottom of the clamp block 342 . The spring 344 is fitted around the rod portion 348 , one end of the spring 344 abuts against the plate portion 347 , and the other end of the spring 344 abuts against the bottom of the figure-eight-shaped cavity. The handle 345 and the collet body 341 are installed and connected to each other dynamically. The handle 345 is provided with a connecting portion, and the connecting portion is provided with mounting teeth for cooperating with the rack. connect. Due to the self-locking structure of the chuck 340, the clamping is more firm when the test rope is stressed. At the same time, due to the good structure of the chuck 340, the test rope can be replaced conveniently and quickly, which is conducive to improving production efficiency.

7. The rope winding mechanism 20 includes a rope winding assembly and a guide frame assembly 50 . The rope reel assembly includes a rope reel frame and a reel, the rope reel frame is installed on the test bench 10, the reel is movably connected with the rope reel frame, and the test rope is set on the reel. The guide frame assembly 50 is installed on the test bench 10 , and the test rope is guided through the guide frame assembly 50 . The reel is used to store and place test ropes, which can continuously test multiple speed limiters, so as to avoid frequent replacement of test ropes from affecting production efficiency. The guide frame assembly 50 is set to guide the test rope, so that the speed governor test device can meet various speed governors of different specifications, and has a wide range of applications.

8. A roller 520 is arranged on the guide frame, and the test rope is guided by the roller 520 . Guided by rollers 520 . The test rope can be pulled out in multiple directions to adapt to various speed limiters.

9. The guide frame assembly 50 also includes a guide tube 510. The inner surface of the guide tube 510 is smooth, and the inner diameter of the guide tube 510 is greater than the diameter of the test rope, so that the test rope can pass through the guide tube 510 and be guided by the guide tube 510. Adding the guide pipe 510 to guide the test rope, this rope-threading method makes the speed governor test device adaptable to all speed governor structures on the market, and has a wide range of applications.

10. The test bench 10 includes a bench 110 and a bench panel 120 . The table top 120 is supported on the stand 110, and the table top 120 is provided with a rope threading hole. The table top 120 has a first surface and a second surface, and the surface where the table top 120 is matched with the stand 110 is the second surface. In this way, the rope winding mechanism 20, the stretching mechanism 30 and the cutting mechanism 40 can be installed on the stand 110 or the table panel 120 in an orderly manner according to actual needs.

The above-mentioned embodiments only express several implementation modes of the present invention, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention.

Claims (9)

1. a speed limiter test device, is characterized in that, comprises test stand, winding rope mechanism, stretching mechanism and shearing mechanism, and described shearing structure, winding rope mechanism and stretching mechanism are corresponding with described test stand respectively connected and installed, the rope reeling mechanism is used to wind and place the test rope, the stretching mechanism stretches the test rope during the test, and the stretching mechanism detects the pulling force of the speed limiter at the same time, and the shearing mechanism is used for testing After completion, the test rope is automatically cut; the cutting mechanism includes a first drive assembly, a first guide rail assembly and a cutting module, the first drive assembly is installed on the test bench, and the first drive The assembly is connected with the first rail assembly and drives the movement of the first rail assembly, the first rail assembly is connected with the cutting module, and the first drive assembly is driven by the first rail assembly The cutting module cuts the test rope. 2. The overspeed governor test device according to claim 1, wherein the shearing module includes a fixed blade and a movable blade, and the fixed blade is fixed on the test bench by a fixture, and the first A guide rail assembly drives the movable blade to move, and the movable blade cooperates with the fixed blade to cut the test rope. 3. The overspeed governor test device according to claim 1, wherein the tensile mechanism includes a second drive assembly, a second guide rail assembly and a detection assembly, and the second drive assembly is installed on the test bench Above, the second drive assembly is connected with the second guide rail assembly and drives the second guide rail assembly, the second guide rail assembly is connected with the detection assembly, and the second drive assembly passes through the first The two guide rail components drive the detection component to perform tensile test on the test rope. 4. The overspeed governor test device according to claim 3, wherein the detection assembly includes a chuck and a tension sensor, and the chuck and the tension sensor are connected and installed as a whole, and the chuck is connected to the tension sensor. The test rope is clamped, and the tension sensor measures the tension of the speed governor. 5. The speed governor test device according to claim 4, wherein the chuck comprises a chuck body, a clamp block, a rack connecting rod, a spring and a handle; The two sides of the chuck body are provided with installation arms, the installation arms of the chuck body form a figure-eight inner cavity, the clamp block is movably connected with the installation arm, and the clamp block is connected with the figure-eight inner cavity. The sides of the cavity are against each other, and the clamp block and the eight-character inner cavity cooperate with each other to form a self-locking structure; The rack link includes a plate and a rod, one end of the rod is fixedly connected to the plate, the other end of the rod is provided with a rack, and the plate is connected to the clip The bottom of the block is offset; The spring is fitted around the rod, one end of the spring abuts against the plate, and the other end of the spring abuts against the bottom of the eight-shaped inner cavity; The handle and the chuck body are dynamically installed and connected, and the handle is provided with a connecting portion, and the connecting portion is provided with mounting teeth that are fitted and connected with the rack. The handle passes through the The connecting part is fitted and connected with the rack connecting rod. 6. The overspeed governor test device according to claim 1, wherein the rope winding mechanism includes a rope winding assembly and a guide frame assembly, and the rope winding assembly includes a rope winding frame and a reel, and the rope winding mechanism The frame is installed on the test platform, the reel is movably connected with the rope winding frame, the test rope is set on the reel, the guide frame assembly is installed on the test platform, and the test rope passes through The guide frame assembly guides. 7. The overspeed governor test device according to claim 6, wherein the guide frame assembly comprises a guide frame, the guide frame is installed on the test bench, and the guide frame is provided with rollers, so that The rollers are movably connected with the guide frame, and the test rope is guided through the rollers. 8. The speed governor test device according to claim 6, wherein the guide frame assembly also includes a guide tube, the guide tube is installed on the test bench, the inner surface of the guide tube is smooth, The inner diameter of the guide tube is larger than the diameter of the test string, and the test string is guided through the guide tube. 9. The overspeed governor test device according to any one of claims 1 to 8, characterized in that, the test bench comprises a bench and a deck, the deck is supported on the bench, and the bench The panel is provided with a rope threading hole, and the table panel has a first surface and a second surface, and the surface on which the table panel is matched with the stand is the second surface.