CN117760724B - Coupling strength detection device and detection method - Google Patents
Coupling strength detection device and detection method Download PDFInfo
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- CN117760724B CN117760724B CN202410191615.0A CN202410191615A CN117760724B CN 117760724 B CN117760724 B CN 117760724B CN 202410191615 A CN202410191615 A CN 202410191615A CN 117760724 B CN117760724 B CN 117760724B
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- 230000008878 coupling Effects 0.000 title claims abstract description 57
- 238000010168 coupling process Methods 0.000 title claims abstract description 57
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 57
- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 20
- 230000003068 static effect Effects 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 8
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- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
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Abstract
The invention discloses a device and a method for detecting the strength of a coupler, which belong to the technical field of detection and comprise a device body and further comprise the following steps: the bearing mechanism is arranged on the device body and used for bearing and mounting the coupler; the load mechanism is arranged on the device body and used for providing load for the coupler; the driving mechanism is arranged on the device body and used for driving the coupler to rotate, the driving mechanism comprises a power end, a bearing assembly used for bearing the power end and a linear motion assembly used for driving the bearing assembly to linearly move in the horizontal direction, the bearing assembly comprises a second bearing seat and a supporting module used for bearing the second bearing seat, and the power end is detachably connected to the second bearing seat through a first bolt assembly; the invention can detect the torque intensity and the quality of the coupling in the state that the two halves are relatively positioned at different positions.
Description
Technical Field
The invention belongs to the technical field of detection, and particularly relates to a device and a method for detecting the strength of a coupler.
Background
The coupler detection means a device for connecting two shafts or connecting the shafts and a rotating member to rotate together in the process of transmitting motion and power, and the two shafts and the rotating member are not disconnected under normal conditions.
The coupling generally adopts a spot check mode after production is completed, and the quality of the coupling is detected, for example, the torque intensity and the service life of the coupling are detected.
The existing device generally adopts a load to cooperate with power output to drive the coupler to rotate in a state of being provided with the load, so that the purpose of detecting the torque intensity and the service life of the coupler is achieved.
However, the detection state is single, the coupling is basically in a relatively static state, the coupling is tightly connected, and the torque strength and the service life of the coupling in a dynamic state and at different positions are short of detection.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a device and a method for detecting the strength of a coupler, and solves the problems.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a shaft coupling intensity detection device and detection method, includes the device body, still includes:
The bearing mechanism is arranged on the device body and used for bearing and mounting the coupler;
The load mechanism is arranged on the device body and used for providing load for the coupler;
The driving mechanism is arranged on the device body and used for driving the coupler to rotate, the driving mechanism comprises a power end, a bearing assembly used for bearing the power end and a linear motion assembly used for driving the bearing assembly to linearly move in the horizontal direction, the bearing assembly comprises a second bearing seat and a supporting module used for bearing the second bearing seat, and the power end is detachably connected to the second bearing seat through a first bolt assembly;
The supporting module comprises a box body, a first cavity and a second cavity communicated with the first cavity are formed in the box body, a cylinder body is fixedly connected in the first cavity, a first piston plate is arranged in the cylinder body in a sliding mode, the cylinder body is communicated with the first cavity through a valve element, a first rod body in sliding fit with the cylinder body is fixedly connected to the first piston plate, a second rod body is arranged on the first rod body in a sliding mode, one end of the second rod body is connected with the first rod body through a connecting unit, four second rod bodies are provided with two groups, the other end of one group of second rod bodies is hinged to a second bearing seat, the other end of the other group of second rod bodies is in sliding fit with the second bearing seat, and a pushing unit used for pushing liquid filled in the first cavity and the second cavity to flow is arranged in the second cavity.
The connecting unit comprises a screw cylinder and a spring, wherein the spring is arranged in the first rod body, two ends of the spring are respectively and fixedly connected with the first rod body and the second rod body in a corresponding mode, the screw cylinder is sleeved on the second rod body and is in threaded connection with the first rod body, the screw cylinder is in sliding fit with the second rod body, and one end of the screw cylinder, extending into the first rod body, abuts against the second rod body.
Based on the technical scheme, the invention also provides the following optional technical schemes:
The technical scheme is as follows: the pushing unit comprises a first linear moving piece and a second piston plate, the second piston plate is arranged in the second cavity and is in sliding fit with the second cavity, the output end of the first linear moving piece is fixedly connected with the second piston plate, and the other end of the first linear moving piece is fixedly connected with the box body.
The technical scheme is as follows: the linear motion assembly comprises a sliding seat, the sliding seat is in sliding fit with the device body, a second screw rod is connected to the sliding seat in a threaded mode, a first connecting plate and a second connecting plate are correspondingly connected to two ends of the second screw rod in a rotating mode, the first connecting plate and the second connecting plate are fixedly connected with the device body, an output shaft and a second motor are detachably connected to the first connecting plate through a second bolt assembly, and the sliding seat is detachably connected to the box through a third bolt assembly.
The technical scheme is as follows: the load mechanism includes a load end, further including:
And the first supporting component is arranged on the device body and used for supporting the load end and pushing the load end to perform linear motion in the water direction.
The technical scheme is as follows: the first supporting component comprises a first bearing seat, the first bearing seat is fixedly connected to the device body, a first screw rod is connected to the first bearing seat in a rotating mode, the first screw rod is fixedly connected with an output shaft of a first motor which is detachably connected to the first screw rod through a fourth bolt component, an installation seat which is in limit sliding with the first bearing seat is connected to the first screw rod in a threaded mode, an installation groove position for installing a load end is formed in the installation seat, and the load end is fixedly connected with the installation seat.
The technical scheme is as follows: the bearing mechanism comprises a first arc clamping seat, a second arc clamping seat and a sliding plate, wherein the two sliding plates are symmetrically and fixedly connected to the first arc clamping seat, and the second arc clamping seat and the sliding plate slide in a limiting manner, and the bearing mechanism further comprises:
The second supporting component is arranged on the device body and used for supporting the first arc-shaped clamping seat and detecting the weight of the coupler;
The centering assembly is arranged on the device body and used for pushing the two second arc clamping seats to perform linear movement with opposite movement directions in the horizontal direction and detecting the length of the coupler;
The extrusion strength detection assembly is arranged on the second arc clamping seat and used for detecting the extrusion strength of the coupler by matching with the centering assembly and the first arc clamping seat.
The technical scheme is as follows: the second supporting component comprises a first pressure sensor, a plate body and a second linear motion piece, wherein two ends of the first pressure sensor are correspondingly and fixedly connected with the plate body and the first arc-shaped clamping seat, the output end of the second linear motion piece is fixedly connected to the plate body, and the other end of the second linear motion piece is fixedly connected to the device body.
The technical scheme is as follows: the centering assembly comprises a base body, two base bodies are symmetrically arranged on the device body and are in sliding fit with the device body, a third motor is fixedly connected to the device body, an output shaft of the third motor is connected with a third screw rod in threaded connection with the base body through a coupling, a limiting sliding rod fixedly connected with a second arc-shaped clamping seat is arranged on the base body in a limiting sliding mode, and a guide rod fixedly connected with the device body is arranged on the base body in a sliding fit mode.
The technical scheme is as follows: the extrusion strength detection assembly is provided with two groups and two groups, the extrusion strength detection assembly is correspondingly arranged on two second arc-shaped clamping seats and comprises a second pressure sensor and an extrusion plate, one end of the second pressure sensor is fixedly connected to the extrusion plate, and the other end of the second pressure sensor is fixedly connected to the second arc-shaped clamping seats.
The method for detecting the strength of the coupler by using the device for detecting the strength of the coupler comprises the following steps of:
S1, a related technician places a coupler on a bearing mechanism for alignment treatment, and performs mass deviation analysis by using the bearing mechanism so as to analyze the mass of the coupler;
S2, starting a first linear motion piece to push a second piston plate to extrude liquid in a first cavity and a second cavity to enable the liquid to flow into a cylinder, pushing the first piston plate to drive a first rod body to linearly move along the vertical direction of the cylinder, namely pushing the second rod body to drive a second bearing seat to linearly move along the vertical direction, wherein the second bearing seat is in a horizontal state and can drive a power end detachably connected with the second bearing seat to linearly move along the vertical direction until the axis of an output shaft of the power end coincides with the axis of a coupling, and starting a linear motion assembly to drive the power end to linearly move along the horizontal direction at the moment to enable the output shaft of the power end to be inserted into a half part of the coupling;
s3, starting the load mechanism at the moment, enabling an input shaft of the load mechanism to be inserted into the other half part of the coupler, and enabling related technicians to correspondingly connect the two half parts of the coupler to an output shaft of the power end and the input shaft of the load mechanism through pin shafts or bolt assemblies at the moment;
S4, starting the power end and the load mechanism to detect the torque intensity of the coupler, meanwhile, a related technician can drive the second bearing seat to be in an inclined state by controlling the first linear moving part and the valve part, so that the two halves of the coupler are in a relative inclined state, the intensity and the service life of the coupler in the state are tested, and under the two conditions (under the two conditions that the central axes of the two halves of the coupler coincide or the two halves of the coupler are in the relative inclined state), the related technician can also drive the power end to be in a static state or shake state by adjusting the connecting unit, and the intensity and the service life of the coupler in the static state or shake state are detected.
The invention provides a device and a method for detecting the strength of a coupler, which have the following beneficial effects compared with the prior art:
1. In the invention, a related technician can control the first linear moving part and the valve part to enable the second bearing seat to be in an inclined state, so that the two halves of the coupler are in a relative inclined state, the strength and the service life of the coupler in the state are tested, and in the two conditions, the related technician can also enable the power end to be in a static state or a shaking state by adjusting the connecting unit, so as to detect the strength and the service life of the coupler in the static state or the shaking state;
2. In the invention, a related technician places the coupler on the second arc-shaped clamping seat, at the moment, the third motor is started to drive the third screw rod to rotate in the horizontal direction, the third screw rod pushes the two seat bodies to move linearly in the opposite direction of the horizontal direction along the device body, namely, the two half parts of the coupler positioned on the second arc-shaped clamping seat are pushed to be centered, at the moment, the first pressure sensor is used for measuring the weight of the coupler, meanwhile, the distance sensor fixedly connected to the second arc-shaped clamping seat is used for measuring the length of the coupler, at the moment, the weight deviation of the coupler is analyzed according to the length and the weight of the coupler, so as to analyze the quality of the coupler, at the same time, the third motor is continuously started to drive the two second arc-shaped clamping seats to move in the opposite direction, so as to push the extrusion plate to extrude the coupler, at the moment, the second pressure sensor is used for detecting the extrusion strength of the coupler, besides, the third motor can be used for pushing the plate body to drive the first arc-shaped clamping seat to move linearly in the vertical direction, and the axis of the coupler positioned on the first arc-shaped clamping seat is enabled to be coincident with the axis of the first arc-shaped clamping seat and the load end of the coupler is arranged on the arc-shaped end of the coupler.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention.
Fig. 2 is a schematic diagram of the distribution structure of each component of the driving mechanism and the loading mechanism according to the present invention.
Fig. 3 is a schematic structural view of the linear motion assembly and the loading mechanism of the present invention.
Fig. 4 is a schematic structural diagram of a carrying module according to the present invention.
Fig. 5 is a schematic structural view of the connection unit of the present invention.
Fig. 6 is a schematic structural view of the bearing mechanism of the present invention.
Fig. 7 is a schematic view of a part of the structure of the bearing mechanism of the present invention.
Reference numerals annotate: 1. a device body; 2. a load mechanism; 201. a load end; 202. a first support assembly; 2021. a first bearing seat; 2022. a mounting base; 2023. a first screw rod; 2024. a first motor; 3. a driving mechanism; 301. a power end; 302. a carrier assembly; 3021. a second bearing seat; 3022. a support module; 30221. a case; 302211, a first cavity; 302212, a second cavity; 30222. a cylinder; 30223. a first piston plate; 30224. a first rod body; 30225. a second rod body; 30226. a connection unit; 302261, a screw cylinder; 302262, springs; 30227. a pushing unit; 302271, a first linear motion member; 302272, a second piston plate; 303. a linear motion assembly; 3031. a sliding seat; 3032. a first connection plate; 3033. a second motor; 3034. a second screw rod; 3035. a second connecting plate; 4. a carrying mechanism; 401. the first arc-shaped clamping seat; 402. the second arc-shaped clamping seat; 403. a slide plate; 404. a second support assembly; 4041. a first pressure sensor; 4042. a plate body; 4043. a second linear motion member; 405. centering components; 4051. a base; 4052. a limit slide bar; 4053. a third screw rod; 4054. a third motor; 4055. a guide rod; 406. an extrusion strength detection assembly; 4061. a second pressure sensor; 4062. and extruding the plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 5, a coupling strength detecting device according to an embodiment of the present invention includes a device body 1, and further includes:
The bearing mechanism 4 is arranged on the device body 1 and used for bearing and mounting the coupler;
a load mechanism 2 mounted on the device body 1 for providing a load to the coupling;
The driving mechanism 3 is mounted on the device body 1 and is used for driving the coupler to rotate, the driving mechanism 3 comprises a power end 301, a bearing assembly 302 used for bearing the power end 301 and a linear motion assembly 303 used for driving the bearing assembly 302 to linearly move in the horizontal direction, the bearing assembly 302 comprises a second bearing seat 3021 and a supporting module 3022 used for bearing the second bearing seat 3021, and the power end 301 is detachably connected to the second bearing seat 3021 through a first bolt assembly;
Referring to fig. 2 to 4, the support module 3022 includes a case 30221, a first cavity 302211 and a second cavity 302212 penetrating the first cavity 302211 are provided on the case 30221, a cylinder 30222 is fixedly connected in the first cavity 302211, a first piston plate 30223 is slidably provided in the cylinder 30222, the cylinder 30222 penetrates the first cavity 302211 through a valve (not shown in the drawing), a first rod 30224 slidably fitted with the cylinder 30222 is fixedly connected to the first piston plate 30223, a second rod 30225 is slidably provided on the first rod 30224, one end of the second rod 30225 is connected with the first rod 30224 through a connection unit 30226, two groups of second rods 30225 are provided, the other end of one group of second rods 30225 is hinged with a second bearing seat 3021, the other end of the other group of second rods 30225 is slidably fitted with the second bearing seat 3021, and the second rod 30225 is provided with a second pushing unit for pushing the second cavity 30227 to flow in the first cavity 5855;
Referring to fig. 4, the pushing unit 30227 includes a first linear moving member 302271 and a second piston plate 302272, the second piston plate 302272 is disposed in the second cavity 302212 and is slidably matched with the second cavity 302212, the output end of the first linear moving member 302271 is fixedly connected to the second piston plate 302272, the other end of the first linear moving member 302271 is fixedly connected to the case 30221, the first linear moving member 302271 pushes the second piston plate 302272 to slide along the second cavity 302212, at this time, the second piston plate 302272 pushes the liquid in the first cavity 302211 and the second cavity 302212 to flow, so that the liquid in the first cavity 302211 and the second cavity 302212 is pushed to enter the cylinder 30222 through the valve, the liquid pushes the first piston plate 30223 to drive the first rod 30224 to perform linear movement in the vertical direction, to change the state of the output shaft of the power end 301 in the horizontal direction (the skilled person can selectively activate each valve element to cause the two sets of first rod bodies 30224 to perform linear movements with different movement distances in the vertical direction, namely to cause the second bearing seat 3021 to tilt in the horizontal plane, namely to cause the power end 301 to tilt, namely to cause the two parts of the coupling to tilt relatively, namely to verify the strength of the two parts of the coupling when operating in the tilted state by the power end 301 in cooperation with the load mechanism 2, namely to verify the working life of the coupling in this state), while the skilled person should know that when all valve elements are in the open state, due to the flowability of the liquid, the first piston plate 30223 located at the higher position will squeeze the liquid and push the liquid to the first piston plate 30223 located at the lower position, to cause the first piston plate 30223 to be located at the same horizontal plane, namely to cause the second bearing seat 3021 to be located in the horizontal state, the axis of the output shaft of the power end 301 is caused to be in a horizontal state, in this state, a related technician can drive the first rod 30224 to perform linear motion in the vertical direction by starting the first linear motion member 302271 (the first linear motion member 302271 can push the second piston plate 302272 to slide along the second cavity 302212, at this time, the second piston plate 302272 pushes the liquid in the first cavity 302211 and the second cavity 302212 to flow, the liquid in the first cavity 302211 and the second cavity 302212 is caused to enter the cylinder 30222 through the valve member, the liquid pushes the first piston plate 30223 to drive the first rod 30224 to perform linear motion in the vertical direction), the first rod 30224 drives the second bearing seat 3021 to perform linear motion in the vertical direction, the axis of the output shaft of the power end 301 is caused to coincide with the axis of the coupling, the coupling is conveniently mounted on the power end 301 and the load mechanism 2, and meanwhile, the related technician can also be caused to generate a dislocation state, so that the related technician can verify the strength of the coupling in this state, namely, the life of the coupling in this state is verified;
Referring to fig. 4 and 5, the connection unit 30226 includes a screw cylinder 302261 and a spring 302262, the spring 302262 is disposed in the first rod 30224 and has two ends fixedly connected to the first rod 30224 and the second rod 30225, the screw cylinder 302261 is sleeved on the second rod 30225 and is in threaded connection with the first rod 30224, the screw cylinder 302261 is slidably engaged with the second rod 30225, one end of the screw cylinder 302261 extending into the first rod 30224 abuts against the second rod 30225, the related technician can rotate relative to the first rod 30224 by rotating the screw cylinder 302261, that is, to cause the screw cylinder 302261 to perform linear spiral motion in the vertical direction, when the screw cylinder 302261 performs linear spiral motion near the device body 1, the screw cylinder 302261 pushes the second rod 30225 to perform linear motion along the length direction of the first rod 30224, at this time, the second rod 30225 presses the spring 302262 to the limit position, at this time, the second rod 30225 does not have a floating space in the vertical direction, in this state, a related technician can verify the strength and life detection of the coupling in the static environment, whereas when the related technician rotates the screw 302261 to cause the screw 302261 to perform a linear movement in the vertical direction away from the apparatus body 1 along the first rod 30224, the screw 302261 extends away from the second rod 30225 to one end in the first rod 30224, so that the second rod 30225 has a floating space sliding in the first rod 30224, at this time, the power end 301 is started, vibration is generated when the power end 301 operates, and since the spring 302262 is elastically supporting the second rod 30225, and the second rod 30225 can slide relative to the first rod 30224, the power end 301 can generate a shake in this state, the strength and the service life of the coupler are conveniently checked by related technicians in a dynamic state;
Referring to fig. 2 and fig. 4, the linear motion assembly 303 includes a sliding seat 3031, the sliding seat 3031 is slidably matched with the device body 1, a second screw rod 3034 is screwed on the sliding seat 3031, two ends of the second screw rod 3034 are correspondingly rotatably connected with a first connecting plate 3032 and a second connecting plate 3035, the first connecting plate 3032 and the second connecting plate 3035 are fixedly connected with the device body 1, a second motor 3033 with an output shaft fixedly connected with the second screw rod 3034 is detachably connected to the first connecting plate 3032 through a second bolt assembly, the sliding seat 3031 is detachably connected to the box 30221 through a third bolt assembly, and a related technician can drive the second screw rod 3034 to rotate horizontally through the second motor 3033, and the second screw rod 3034 pushes the sliding seat 3031 screwed with the second screw rod to move linearly horizontally, i.e., pushes the box 30221 to drive the power end 301 mounted on the second bearing seat 3021 to move linearly horizontally.
In the embodiment of the present invention, the related technician places the coupling on the carrying mechanism 4 for alignment treatment, at this time, the first linear motion member 302271 is started to push the second piston plate 302272 to squeeze the liquid in the first cavity 302211 and the second cavity 302212 to force the liquid to flow into the cylinder 30222, the liquid pushes the first piston plate 30223 to drive the first rod 30224 to perform linear motion in the vertical direction along the cylinder 30222, that is, push the second rod 30225 to drive the second carrying seat 3021 to perform linear motion in the vertical direction, at this time, the second carrying seat 3021 is in a horizontal state and can drive the power end 301 detachably connected thereto to perform linear motion in the vertical direction until the axis of the output shaft of the power end 301 coincides with the axis of the coupling, at this time, the linear motion assembly 303 is started to drive the power end 301 to perform linear motion in the horizontal direction, causing the output shaft of the power end 301 to be inserted into one half of the coupling, at which time the load mechanism 2 is activated, causing the input shaft of the load mechanism 2 to be inserted into the other half of the coupling, at which time the relevant technician connects the two halves of the coupling to the output shaft of the power end 301 and the input shaft of the load mechanism 2 by means of the pin or bolt assembly, at which time the power end 301 and the load mechanism 2 are activated to detect the torque strength of the coupling, while the relevant technician can cause the second carrier 3021 to be in an inclined state by controlling the first linear motion member 302271 and the valve member, causing the two halves of the coupling to be in a relatively inclined state, testing the strength and life of the coupling in such a state, and under both conditions, the relevant technician can also cause the power end 301 to be in a static state or a jerk by adjusting the connection unit 30226, the strength and the service life of the coupler in a static state or a shaking state are detected.
Referring to fig. 1 to 3, as an embodiment of the present invention, the load mechanism 2 includes a load end 201, and further includes:
A first support member 202 mounted on the apparatus body 1 for supporting the load end 201 and pushing the load end 201 to perform linear movement in a water direction;
The first support assembly 202 includes a first bearing seat 2021, the first bearing seat 2021 is fixedly connected to the device body 1, a first screw rod 2023 is rotatably connected to the first bearing seat 2021, the first screw rod 2023 is fixedly connected to an output shaft of a first motor 2024 detachably connected to the first screw rod 2023 through a fourth bolt assembly, an installation seat 2022 that is in limited sliding with the first bearing seat 2021 is screwed to the first screw rod 2023, an installation groove (not labeled in the drawing) for installing a load end 201 is formed in the installation seat 2022, and the load end 201 is fixedly connected to the installation seat 2022.
In the embodiment of the present invention, the first motor 2024 drives the first screw rod 2023 to rotate horizontally, the first screw rod 2023 pushes the mounting base 2022 connected with the first screw rod 2023 in a threaded manner to perform linear motion along the length direction of the first bearing base 2021, the mounting base 2022 pushes the load end 201 to perform synchronous linear motion, so that the input shaft of the load end 201 is driven to be inserted into a half part of the coupling, and at this time, a related technician connects the half part of the coupling to the input shaft of the load end 201 through a pin shaft or a bolt assembly.
Referring to fig. 1, 6 and 7, the carrying mechanism 4 includes a first arc-shaped card holder 401, a second arc-shaped card holder 402 and a sliding plate 403, the two sliding plates 403 are symmetrically and fixedly connected to the first arc-shaped card holder 401, and the second arc-shaped card holder 402 and the sliding plate 403 slide in a limited manner, and further includes:
The second support component 404 is installed on the device body 1 and is used for supporting the first arc-shaped clamping seat 401 and detecting the weight of the coupler;
The centering component 405 is installed on the device body 1, and is used for pushing the two second arc clamping seats 402 to perform linear movement with opposite movement directions in the horizontal direction and detecting the length of the coupler;
The extrusion strength detection assembly 406 is mounted on the second arc-shaped clamping seat 402 and is used for detecting the extrusion strength of the coupler by matching with the centering assembly 405 and the first arc-shaped clamping seat 401;
The second support assembly 404 includes a first pressure sensor 4041, a plate 4042, and a second linear moving member 4043, two ends of the first pressure sensor 4041 are correspondingly and fixedly connected with the plate 4042 and the first arc-shaped clamping seat 401, an output end of the second linear moving member 4043 is fixedly connected with the plate 4042, and the other end of the second linear moving member 4043 is fixedly connected with the device body 1;
the centering component 405 includes a base 4051, two base 4051 are symmetrically disposed on the device body 1 and are in sliding fit with the device body 1, a third motor 4054 is fixedly connected to the device body 1, an output shaft of the third motor 4054 is connected with a third screw 4053 in threaded connection with the base 4051 through a coupling, a limit slide bar 4052 fixedly connected with the second arc-shaped clamping seat 402 is slidingly disposed on the base 4051 in a limit manner, and a guide rod 4055 fixedly connected with the device body 1 is slidingly fitted on the base 4051;
the extrusion strength detection assemblies 406 are provided with two groups of extrusion strength detection assemblies 406, and the two groups of extrusion strength detection assemblies 406 are correspondingly arranged on the two second arc-shaped clamping bases 402, and comprise a second pressure sensor 4061 and an extrusion plate 4062, one end of the second pressure sensor 4061 is fixedly connected to the extrusion plate 4062, and the other end of the second pressure sensor 4061 is fixedly connected to the second arc-shaped clamping bases 402.
In the embodiment of the present invention, the related technician places the coupling on the second arc-shaped clamping seat 402, at this time, the third motor 4054 is started to drive the third screw 4053 to rotate in the horizontal direction, and the two seat bodies 4051 correspondingly connected to the third screw 4053 through threads are pushed by the third screw 4053 to perform relative movement (because the third motor 4054 is a double-headed motor, and the two output ends are both connected with one third screw 4053 through the coupling, and because the threads correspondingly formed on the two third screw 4053 have opposite directions, the two seat bodies 4051 can perform relative linear movement with equal movement speed under the drive of the third screw 4053, i.e. can synchronously drive the two coupling half parts correspondingly mounted on the second arc-shaped clamping seat 402 to perform relative linear movement with the same movement speed), i.e. the third screw 4053 can push the two seat bodies 4051 to perform linear movement along the device body 1 to approach each other, namely, the two half parts of the coupler positioned on the second arc-shaped clamping seat 402 are pushed to be centered (the coupler is an Oldham coupling, a cross-shaped protrusion is arranged on one part of the end part of the coupler, a cross-shaped groove matched with the cross-shaped protrusion is arranged on the other part of the end part of the coupler), at the moment, the first pressure sensor 4041 measures the weight of the coupler, meanwhile, the distance sensor fixedly connected to the second arc-shaped clamping seat 402 measures the length of the coupler, at the moment, the weight deviation of the coupler is analyzed according to the length and the weight of the coupler, so as to analyze the quality of the coupler, at the same time, the third motor 4054 is continuously started to drive the two second arc-shaped clamping seats 402 to move in opposite directions so as to push the extruding plate 4062 to extrude the coupler, at the moment, the second pressure sensor 4061 monitors the extruding force of the coupler, in addition to detecting the extrusion strength of the coupler, the third motor 4054 can push the plate 4042 to drive the first arc-shaped clamping seat 401 to perform linear motion in the vertical direction, so that the axis of the coupler placed on the first arc-shaped clamping seat 401 is coincided with the axis of the input shaft of the load end 201, and the coupler is convenient to install on the load end 201.
The method for detecting the strength of the coupler by using the device for detecting the strength of the coupler comprises the following steps of:
s1, placing a coupler on a bearing mechanism 4 by related technicians for alignment treatment, and analyzing the quality deviation of the coupler by adopting the bearing mechanism 4 so as to analyze and treat the quality of the coupler;
s2, starting the first linear moving member 302271 to push the second piston plate 302272 to squeeze the liquid in the first cavity 302211 and the second cavity 302212 to enable the liquid to flow into the cylinder 30222, pushing the first piston plate 30223 to drive the first rod 30224 to perform linear movement in the vertical direction along the cylinder 30222, namely pushing the second rod 30225 to drive the second bearing seat 3021 to perform linear movement in the vertical direction, wherein the second bearing seat 3021 is in a horizontal state and can drive the power end 301 detachably connected thereto to perform linear movement in the vertical direction until the axis of the output shaft of the power end 301 coincides with the axis of the coupling, and starting the linear moving assembly 303 to drive the power end 301 to perform linear movement in the horizontal direction to enable the output shaft of the power end 301 to be inserted into a half part of the coupling;
s3, starting the load mechanism 2, enabling an input shaft of the load mechanism 2 to be inserted into the other half part of the coupler, and correspondingly connecting the two half parts of the coupler to an output shaft of the power end 301 and the input shaft of the load mechanism 2 by a related technician through a pin shaft or a bolt assembly;
S4, starting the power end 301 and the load mechanism 2 to detect the torque intensity of the coupling, meanwhile, a related technician can drive the second bearing seat 3021 to be in an inclined state by controlling the first linear movement member 302271 and the valve member, so that the two halves of the coupling are in a relative inclined state, the intensity and the service life of the coupling in the state are tested, and in the two conditions (in the state that the central axes of the two halves of the coupling coincide or the two halves of the coupling are in the relative inclined state), the related technician can also drive the power end 301 to be in a static state or a shaking state by adjusting the connecting unit 30226, and detect the intensity and the service life of the coupling in the static state or the shaking state.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a shaft coupling intensity detection device, includes device body, its characterized in that still includes:
The bearing mechanism is arranged on the device body and used for bearing and mounting the coupler;
The load mechanism is arranged on the device body and used for providing load for the coupler;
The driving mechanism is arranged on the device body and used for driving the coupler to rotate, the driving mechanism comprises a power end, a bearing assembly used for bearing the power end and a linear motion assembly used for driving the bearing assembly to linearly move in the horizontal direction, the bearing assembly comprises a second bearing seat and a supporting module used for bearing the second bearing seat, and the power end is detachably connected to the second bearing seat through a first bolt assembly;
The supporting module comprises a box body, a first cavity and a second cavity communicated with the first cavity are formed in the box body, a cylinder body is fixedly connected in the first cavity, a first piston plate is arranged in the cylinder body in a sliding mode, the cylinder body is communicated with the first cavity through a valve element, a first rod body in sliding fit with the cylinder body is fixedly connected to the first piston plate, a second rod body is arranged on the first rod body in a sliding mode, one end of the second rod body is connected with the first rod body through a connecting unit, four second rod bodies are provided with two groups, the other end of one group of second rod bodies is hinged to a second bearing seat, the other end of the other group of second rod bodies is in sliding fit with the second bearing seat, and a pushing unit used for pushing liquid filled in the first cavity and the second cavity to flow is arranged in the second cavity.
The connecting unit comprises a screw cylinder and a spring, wherein the spring is arranged in the first rod body, two ends of the spring are respectively and fixedly connected with the first rod body and the second rod body in a corresponding mode, the screw cylinder is sleeved on the second rod body and is in threaded connection with the first rod body, the screw cylinder is in sliding fit with the second rod body, and one end of the screw cylinder, extending into the first rod body, abuts against the second rod body.
2. The coupling strength testing device of claim 1, wherein the pushing unit comprises a first linear motion member and a second piston plate, the second piston plate is disposed in the second cavity and slidably engaged with the second cavity, an output end of the first linear motion member is fixedly connected with the second piston plate, and the other end of the first linear motion member is fixedly connected with the box.
3. The coupling strength detection device according to claim 2, wherein the linear motion assembly comprises a sliding seat, the sliding seat is in sliding fit with the device body, a second screw rod is connected to the sliding seat in a threaded manner, a first connecting plate and a second connecting plate are correspondingly connected to two ends of the second screw rod in a rotating manner, the first connecting plate and the second connecting plate are fixedly connected with the device body, a second motor fixedly connected with an output shaft and the second screw rod is detachably connected to the first connecting plate through a second bolt assembly, and the sliding seat is detachably connected to the box through a third bolt assembly.
4. A coupling strength testing device according to claim 3, wherein the load mechanism includes a load end, further comprising:
And the first supporting component is arranged on the device body and used for supporting the load end and pushing the load end to perform linear motion in the water direction.
5. The coupler strength detection device according to claim 4, wherein the first support assembly comprises a first bearing seat, the first bearing seat is fixedly connected to the device body, a first screw rod is rotatably connected to the first bearing seat, the first screw rod is fixedly connected with an output shaft of a first motor detachably connected to the first screw rod through a fourth bolt assembly, a mounting seat which is in limited sliding connection with the first bearing seat is connected to the first screw rod in a threaded manner, a mounting groove for mounting a load end is formed in the mounting seat, and the load end is fixedly connected with the mounting seat.
6. The coupler strength detection device of claim 5, wherein the bearing mechanism comprises a first arc-shaped clamping seat, a second arc-shaped clamping seat and a sliding plate, the two sliding plates are symmetrically and fixedly connected to the first arc-shaped clamping seat, the second arc-shaped clamping seat and the sliding plate slide in a limiting manner, and the coupler strength detection device further comprises:
The second supporting component is arranged on the device body and used for supporting the first arc-shaped clamping seat and detecting the weight of the coupler;
The centering assembly is arranged on the device body and used for pushing the two second arc clamping seats to perform linear movement with opposite movement directions in the horizontal direction and detecting the length of the coupler;
The extrusion strength detection assembly is arranged on the second arc clamping seat and used for detecting the extrusion strength of the coupler by matching with the centering assembly and the first arc clamping seat.
7. The coupling strength testing device of claim 6, wherein the second support assembly comprises a first pressure sensor, a plate body and a second linear motion member, wherein two ends of the first pressure sensor are fixedly connected with the plate body and the first arc-shaped clamping seat correspondingly, an output end of the second linear motion member is fixedly connected to the plate body, and the other end of the second linear motion member is fixedly connected to the device body.
8. The coupler strength detection device according to claim 7, wherein the centering assembly comprises a base, the two base are symmetrically arranged on the device body and are in sliding fit with the device body, a third motor is fixedly connected to the device body, a third screw rod in threaded connection with the base is connected to an output shaft of the third motor through a coupler, a limiting slide rod fixedly connected with the second arc-shaped clamping seat is limited and slides on the base, and a guide rod fixedly connected with the device body is in sliding fit with the base.
9. The coupling strength detection device of claim 8, wherein the extrusion strength detection assemblies are provided with two groups and the two groups of extrusion strength detection assemblies are correspondingly arranged on two second arc-shaped clamping seats, the coupling strength detection device comprises a second pressure sensor and an extrusion plate, one end of the second pressure sensor is fixedly connected to the extrusion plate, and the other end of the second pressure sensor is fixedly connected to the second arc-shaped clamping seats.
10. A coupling strength detecting method using the coupling strength detecting device according to any one of claims 1 to 9, comprising the steps of:
S1, a related technician places a coupler on a bearing mechanism for alignment treatment, and performs mass deviation analysis by using the bearing mechanism so as to analyze the mass of the coupler;
S2, starting a first linear motion piece to push a second piston plate to extrude liquid in a first cavity and a second cavity to enable the liquid to flow into a cylinder, pushing the first piston plate to drive a first rod body to linearly move along the vertical direction of the cylinder, namely pushing the second rod body to drive a second bearing seat to linearly move along the vertical direction, wherein the second bearing seat is in a horizontal state and can drive a power end detachably connected with the second bearing seat to linearly move along the vertical direction until the axis of an output shaft of the power end coincides with the axis of a coupling, and starting a linear motion assembly to drive the power end to linearly move along the horizontal direction at the moment to enable the output shaft of the power end to be inserted into a half part of the coupling;
s3, starting the load mechanism at the moment, enabling an input shaft of the load mechanism to be inserted into the other half part of the coupler, and enabling related technicians to correspondingly connect the two half parts of the coupler to an output shaft of the power end and the input shaft of the load mechanism through pin shafts or bolt assemblies at the moment;
S4, starting the power end and the load mechanism to detect the torque intensity of the coupler, meanwhile, a related technician can drive the second bearing seat to be in an inclined state by controlling the first linear moving part and the valve part, so that the two halves of the coupler are in a relative inclined state, the intensity and the service life of the coupler in the state are tested, and the related technician can drive the power end to be in a static state or a shaking state by adjusting the connecting unit under the two states that the central axes of the two halves of the coupler coincide or the two halves of the coupler are in the relative inclined state, so that the intensity and the service life of the coupler in the static state or the shaking state are detected.
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