CN118032532A - Shaft workpiece compressive strength detection device and detection method thereof - Google Patents
Shaft workpiece compressive strength detection device and detection method thereof Download PDFInfo
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- CN118032532A CN118032532A CN202410438525.7A CN202410438525A CN118032532A CN 118032532 A CN118032532 A CN 118032532A CN 202410438525 A CN202410438525 A CN 202410438525A CN 118032532 A CN118032532 A CN 118032532A
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- 238000007906 compression Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000005452 bending Methods 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000005484 gravity Effects 0.000 claims description 12
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 4
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- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 230000000670 limiting effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The invention provides a device and a method for detecting compressive strength of shaft workpieces, and belongs to the technical field of compressive detection. The detection device comprises a detection device body and is characterized by further comprising a workbench, wherein a conveying table is arranged at the top of one side of the workbench, a hydraulic press is arranged on the inner side of the top end of the workbench, a pressing head is arranged at the output end of the hydraulic press, a side pressing rod is arranged on one side of the pressing head, a base is arranged on the inner side of the workbench, and a column type pressure monitor is arranged at the top of the base; the clamping component is arranged on the inner side of the workbench. The invention has the advantages of automatically clamping shaft workpieces and being beneficial to improving the stability of compression resistance detection; the traditional workpiece clamp is avoided, the risk of accidental injury is caused after the manual fixing, and meanwhile, the multiple transmission shafts are conveniently detected one by one; meanwhile, the device is convenient for classifying the detected transmission shafts, and has the effects of saving labor and improving the detection efficiency of shaft workpieces.
Description
Technical Field
The invention relates to the technical field of compression resistance detection, in particular to a device and a method for detecting compression strength of shaft workpieces.
Background
The existing shaft workpiece needs to be extracted to detect compressive strength in production so as to ensure the service life of the subsequent shaft workpiece in the operation process, the existing detection needs staff to put the extracted shaft workpiece on a compressive detection device singly, and meanwhile, the two ends of the shaft workpiece need to be fixed by manual workpiece clamps, and finally, a press machine is used for compressive detection.
The existing compressive strength detection device is difficult to automatically clamp and detect a plurality of shaft workpieces with different types, meanwhile, the strength guarantee of fixing two ends of the shaft workpieces by the traditional clamp is not high, because the surface of a transmission shaft is very smooth, the common chuck or clamp is adopted for clamping, or the illegal operation of a novice is likely to have the risk of the transmission shaft flying out, and the life safety of nearby workers can be jeopardized;
meanwhile, if each transmission shaft needs manual fixing and installation by a worker, the detection efficiency is low, and the labor force of the worker is increased.
Therefore, the application provides a device and a method for detecting the compressive strength of shaft workpieces to meet the demands.
Disclosure of Invention
The invention aims to solve the technical problems of providing a compressive strength detection device and a detection method for shaft workpieces, which are used for solving the problems that the existing compressive strength detection device is difficult to automatically clamp and detect a plurality of shaft workpieces with different types, and meanwhile, the strength guarantee of the fixation of the two ends of the shaft workpieces by the traditional clamp is not high; meanwhile, if each transmission shaft needs manual fixing and installation by a worker, the problem of low detection efficiency and increase of labor force of the worker can be caused.
In order to solve the technical problems, the invention provides the following technical scheme:
The shaft workpiece compressive strength detection device comprises a detection device body, wherein the detection device body further comprises a workbench, a conveying table is arranged at the top of one side of the workbench, a hydraulic press is installed on the inner side of the top of the workbench, a pressing head is installed at the output end of the hydraulic press, a side pressing rod is arranged on one side of the pressing head, a base is installed on the inner side of the workbench, and a column type pressure monitor is installed at the top of the base; the clamping assembly is arranged on the inner side of the workbench and is used for clamping and fixing the shaft workpiece which is being subjected to compressive strength detection; a blanking baffle assembly is arranged at the top of the conveying table and is used for separating shaft workpieces to be blanked one by one; a bending detection assembly is arranged on one side of the base and is used for detecting whether a bending condition exists or not on the shaft workpiece subjected to pressure resistance detection; the classifying assembly is arranged on the inner side of the workbench and arranged right below the bending detection assembly, and the classifying assembly is used for separating the shaft workpieces qualified in bending and compression detection.
Optionally, the column type pressure monitor sets up in the left and right sides at base top to adjacent clamping assembly, the side pressure pole sets up in the back of pressing the head, and with press the head between for perpendicular installation.
Optionally, the clamping component is including the installing frame, the installing frame slides and sets up the inboard at the workstation, the front end of installing frame is provided with the sliding seat, the side arm is installed to one side of sliding seat, the arm lock is installed to the tip of side arm, the tip of arm lock is provided with a clamp section of thick bamboo, the internal thread groove has been seted up to clamp section of thick bamboo inner wall port department, multiunit arc clamping piece is installed to the inner wall of clamp section of thick bamboo to the position setting of multiunit arc clamping piece is at clamp section of thick bamboo depths inner wall, the curb plate is installed to the inboard of installing frame, the steel band is installed to the tip of curb plate, the slide section of thick bamboo has been cup jointed in the curb plate inner wall slip, the side mount pad is installed at the both ends of slide section of thick bamboo, the spring one has been cup jointed to the slide section of thick bamboo surface.
Optionally, the multiunit arc clamping piece is annular arrangement, the material of arc clamping piece sets up to high hardness manganese steel, the both ends of spring one are fixed respectively in the outside of installing frame and the inboard of side mount pad.
Optionally, the unloading separates and keeps off the subassembly and is including the fixing base, the fixing base is installed at the top of transfer table, the fixing base inner wall slip has cup jointed the dog, spring two is installed to the bottom of dog, the stay cord is installed to the back of dog, the sliding tray has been seted up at the back of fixing base, fixed pull rod is installed to the one end of stay cord.
Optionally, the bottom and the fixing base bottom fixed connection of spring two, the stay cord passes the sliding tray setting, fixed pull rod installs the back at the base, base top back sets up to the oblique angle.
Optionally, the bending detection assembly comprises a bottom plate, the back at the base is installed to the bottom plate, two sets of guide rails are installed at the bottom plate top, servo linear motor is installed to guide rail one end, servo linear motor output is provided with the regulation pole, two sets of limit baffle is installed to the bottom of guide rail, laser measuring apparatu is installed to limit baffle's inboard.
Optionally, the top ends of the two groups of guide rails are cambered surfaces which are oppositely arranged, the end parts of the adjusting rods are fixedly connected with the left guide rail, and the two groups of guide rails can expand and contract the distance through the adjusting rods at the output ends of the servo linear motors.
Optionally, the back at the base is installed to first export case, the second export case is installed in the left side of first export case, install the motor between first export case and the second export case, the swivel plate is installed to the motor output, first export case and second export case all set up under two sets of the guide rail.
The application also provides a method for detecting the compressive strength of the shaft workpiece, which comprises the following steps:
S1: firstly, workers stack transmission shafts of different types on a transmission table, place a first transmission shaft on a column type pressure monitor at the top of a base, then drive a pressing head to press down by starting a hydraulic press, and at the moment, the pressing head drives a side pressure rod to move down, and the side pressure rod presses down a steel belt;
S2: after the steel belt is pressed by the side compression bar, the two groups of side plates are close to each other towards the middle, and the two groups of side plates drive the arc clamping pieces in the clamping cylinder to close to the middle at the moment so as to clamp the two ends of the detected shaft rod;
S3: finally, the hydraulic press drives the pressing head to press down to the middle top of the detected shaft lever, and the two groups of column type pressure monitors at the bottom of the shaft lever are used for carrying out stress on the bottom of the shaft lever, at the moment, pressure is applied downwards from the middle, and meanwhile, the side arm and the clamping arm on the sliding seat move downwards in a following way;
S4: when the pressure value on the column type pressure monitor reaches the force required by a worker, the external control center stops pressing the hydraulic machine, and after the pressing of the fixed strength is finished, the hydraulic machine is lifted upwards finally, so that one-time pressure detection is finished;
S5: when the pressing head is pressed down, the pull rope is synchronously pressed to drive the stop dog to move downwards, at the moment, the next transmission shaft rolls down to the front of the transmission shaft being detected under the self gravity, when the hydraulic machine drives the pressing head to lift, the transmission shaft which just rolls down at the moment ejects the transmission shaft after detection through gravity, rolls down to the inside of the bending detection assembly through the inclined plane at the top of the back of the base, and the stop dog is sprung up under the elasticity of the spring II to temporarily stop the next transmission shaft;
S6: the detected transmission shaft is temporarily stored in the guide rail, the laser measuring instrument starts to detect whether the surface of the transmission shaft is bent or not, the motor drives the rotating plate to rotate leftwards or rightwards by a certain angle, the servo linear motor is started to extend the adjusting rod, the detected transmission shaft falls to a corresponding position in the first guide-out box or the second guide-out box, two different boxes are used for collecting at the lower part, and the transmission shaft is reciprocated until the last transmission shaft is detected.
Compared with the prior art, the invention has at least the following beneficial effects:
In the scheme, the cambered surfaces through being provided with the arc clamping pieces can be used for fixing two ends of the shaft rod with different diameters, meanwhile, the side arms, the clamping arms and the arc clamping pieces on the sliding seat can move downwards along with the shaft rod, pressure is applied to the two ends of the transmission shaft for fixing in the whole process, stability of the transmission shaft in the compression resistance detection process is improved, the two ends of the shaft workpiece are automatically clamped, stability of the compression resistance detection is improved, pressure is applied from the middle, pressure received by the transmission shaft at the moment is measured by the two groups of column type pressure monitors at the bottom, and accuracy of the compression resistance detection is improved.
Through setting up clamping assembly, cooperate with the steel band through the press ram and the side depression bar of hydraulic press, the hydraulic press drives and moves the side depression bar through the press ram and push down the steel band to the steel band is corresponding to the centre draws in installing frame, sliding seat, side arm and arm lock, and the reinforcement at transmission shaft both ends is fixed, can improve the transmission shaft when pressure detection, and can prevent that the transmission shaft from flying out, and multiunit the position setting of arc clamping piece is at the deeper inner wall of clamping barrel, because the sawtooth effect on arc clamping piece's special shape and surface down, clamping barrel still can carry out a protection to the transmission shaft, prevents that the transmission shaft from receiving great pressure back to popping up around, reaches when carrying out the resistance to compression detection, fixes at transmission shaft both ends, with this improvement transmission shaft resistance to pressure detection's accuracy, avoid using ordinary anchor clamps, perhaps under the operation of violating regulations, produce the risk of accidental injury in the resistance to compression detection, and through having set up the arc clamping piece, because the special shape of arc clamping piece also can fix the both ends of the transmission shaft of different models.
When the hydraulic press drives the pressing head to press downwards, the pull rope is synchronously pressed, the pull rope pulls the stop block downwards in the sliding groove, the stop block moves downwards and extrudes the second spring, the stop block does not separate the second transmission shaft above, the next transmission shaft rolls down to the front of the transmission shaft being detected under the self gravity, when the hydraulic press drives the pressing head to lift, the transmission shaft which just rolls down at the moment ejects the transmission shaft which is inspected through the gravity, and rolls down to the bending detection assembly through the inclined plane at the top of the back of the base, so that the process of detecting a plurality of transmission shafts one by one automatically is achieved, the detection efficiency is improved, and the labor cost of staff is reduced.
The detected transmission shaft is temporarily stored in the guide rail, the external control center starts the laser measuring instrument to detect whether the surface of the transmission shaft is bent or not, if the transmission shaft is bent, the motor drives the rotating plate to rotate leftwards or rightwards by a certain angle, the rotating plate is changed into a state of guiding in the first guiding-out box or the second guiding-out box, the external control center starts the servo linear motor to extend the adjusting rod, the detected transmission shaft is not blocked by the limiting baffle plate any more, falls to the corresponding position in the first guiding-out box or the second guiding-out box, and is collected by using two different boxes below, so the transmission shaft is reciprocated until the last transmission shaft is detected, and the effects of being convenient for classifying the detected transmission shaft, saving manpower for judgment and improving the detection efficiency are achieved.
Drawings
The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the invention and to enable a person skilled in the pertinent art to make and use the invention.
FIG. 1 is a schematic perspective view of a detection device body;
FIG. 2 is a schematic view of a three-dimensional part of a detection device body;
FIG. 3 is a schematic perspective view of a clamping assembly;
FIG. 4 is a schematic view of the structure of the transfer table, clamp arm and base;
FIG. 5 is a schematic view of a portion of the structure of the clamping assembly;
FIG. 6 is a schematic view of the structure of the clip barrel and the arcuate clip
FIG. 7 is a schematic view of the structure of the blanking spacer assembly and the body portion of the inspection apparatus;
FIG. 8 is a schematic view of a blanking spacer assembly;
FIG. 9 is a schematic diagram of a bend detection assembly;
fig. 10 is a schematic view of the structure of the clamping assembly and the sorting assembly.
[ Reference numerals ]
1. A detection device body; 10. a work table; 11. a transfer station; 12. a hydraulic press; 13. pressing head; 14. a side pressure lever; 15. a base; 16. column type pressure monitor; 2. a clamping assembly; 20. a mounting frame; 21. a sliding seat; 22. a side arm; 23. a clamp arm; 24. a clamping cylinder; 240. an internal thread groove; 25. an arc clamping piece; 250. saw teeth; 26. a side plate; 27. a steel strip; 28. a slide cylinder; 29. a side mount; 290. a first spring; 3. a blanking baffle assembly; 30. a fixing seat; 31. a stop block; 32. a second spring; 33. a pull rope; 34. a sliding groove; 35. fixing the pull rod; 4. a bend detection assembly; 40. a bottom plate; 41. a guide rail; 42. a servo linear motor; 43. an adjusting rod; 44. a limit baffle; 45. a laser measuring instrument; 5. a classification component; 50. a first lead-out box; 51. a second lead-out box; 52. a motor; 53. and (5) rotating the plate.
Specific structures and devices are labeled in the drawings to enable clear implementation of embodiments of the invention, but this is merely illustrative and is not intended to limit the invention to the specific structures, devices and environments that may be modified or adapted by those of ordinary skill in the art, based on the specific needs.
Detailed Description
The invention provides a compressive strength detection device and a detection method for shaft workpieces, and the device and the method are described in detail below with reference to the accompanying drawings and specific embodiments. While the invention has been described herein in terms of the preferred and preferred embodiments, the following embodiments are intended to be more illustrative, and may be implemented in many alternative ways as will occur to those of skill in the art; and the accompanying drawings are only for the purpose of describing the embodiments more specifically and are not intended to limit the invention specifically.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
Generally, the terminology may be understood, at least in part, from the use of context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending at least in part on the context. In addition, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead, depending at least in part on the context, allow for other factors that are not necessarily explicitly described.
It is to be understood that the meaning of "on … …", "on … …" and "over … …" in this disclosure should be read in the broadest sense so that "on … …" means not only "directly on" but also "on" something with intervening features or layers therebetween, and "on … …" or "over … …" means not only "on" or "over" something, but also may include its meaning "on" or "over" something without intervening features or layers therebetween.
Furthermore, spatially relative terms such as "under …," "under …," "lower," "above …," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein may similarly be interpreted accordingly.
As shown in fig. 1 and 2, the invention provides a shaft workpiece compressive strength detection device, which comprises a detection device body 1, wherein the detection device body 1 further comprises a workbench 10, a conveying table 11 is arranged at the top of one side of the workbench 10, a hydraulic press 12 is arranged at the inner side of the top end of the workbench 10, a pressing head 13 is arranged at the output end of the hydraulic press 12, a side pressing rod 14 is arranged at one side of the pressing head 13, a base 15 is arranged at the inner side of the workbench 10, and a column type pressure monitor 16 is arranged at the top of the base 15.
As an implementation manner in this embodiment, as shown in fig. 2 to 6, a clamping component 2 is installed on the inner side of the workbench 10, the clamping component 2 is used for clamping and fixing a shaft workpiece in compression strength detection, the clamping component 2 includes a mounting frame 20, the mounting frame 20 is slidably disposed on the inner side of the workbench 10, a sliding seat 21 is disposed at the front end of the mounting frame 20, a side arm 22 is installed on one side of the sliding seat 21, a clamping arm 23 is installed at the end of the side arm 22, a clamping cylinder 24 is disposed at the end of the clamping arm 23, an internal thread groove 240 is formed at a port of an inner wall of the clamping cylinder 24, a plurality of groups of arc clamping pieces 25 are installed on an inner wall of the clamping cylinder 24, and a plurality of groups of arc clamping pieces 25 are disposed on an inner wall deeper than the clamping cylinder 24, a side plate 26 is installed on the inner side of the mounting frame 20, a steel belt 27 is installed at the end of the side plate 26, a sliding sleeve 28 is sleeved on an inner wall of the side plate 26, a side mounting seat 29 is installed at two ends of the sliding sleeve 28, a first spring 290 is sleeved on an outer surface of the sliding sleeve 28, a plurality of groups of arc clamping pieces 25 are annularly arranged, and a plurality of dense saw teeth 250 are disposed on a surface of the arc clamping pieces 25;
The worker stacks the transmission shafts with different types on the transmission table 11, places the first transmission shaft on the column type pressure monitor 16 at the top of the base 15, then drives the pressing head 13 to press down by starting the hydraulic press 12, at the moment, the pressing head 13 drives the side pressing rod 14 to move downwards, the side pressing rod 14 presses down the steel belt 27, after the steel belt 27 is pressed by the side pressing rod 14, the two groups of side plates 26 are closed towards the middle and synchronously pull the first spring 290, the first spring 290 is used for lifting the hydraulic press 12, the clamping assembly 2 can automatically reset, the two groups of side plates 26 drive the mounting frame 20 to close towards the middle at the moment, the mounting frame 20 drives the side arms 22 and the clamping arms 23 on the sliding seat 21 to close towards the middle, and clamps the two ends of the detected shaft rod through the arc clamping pieces 25 in the clamping cylinder 24 to close towards the middle, and as a plurality of groups of arc clamping pieces 25 are arranged in the clamping cylinder 24, the arc clamping pieces 25 are arranged on the inner wall deeper than the clamping barrel 24, the clamping barrel 24 can also protect the transmission shaft due to the special shape of the arc clamping pieces 25 and the action of saw teeth 250 on the surface, when the internal thread groove 240 is dislocated, friction force is increased at two ends of the transmission shaft, the transmission shaft is decelerated, the transmission shaft is prevented from being ejected to the periphery after being subjected to larger pressure, at the moment, two ends of shafts with different diameters can be fixed by the arc clamping pieces 25, and finally, the hydraulic press 12 drives the pressing head 13 to be pressed to the middle top of the detected shaft, and the two sets of column pressure monitors 16 at the bottom of the shaft bear force at the bottom of the shaft, at the moment, pressure is applied downwards from the middle, and meanwhile, the side arms 22 and the clamping arms 23 move downwards in a sliding mode on the sliding seat 21; when the pressure value on the column pressure monitor 16 reaches the force required by the staff, the external control center stops pressing the hydraulic machine 12, keeps the same time, and finally rises upwards to finish one-time pressure detection.
In this embodiment, the arc-shaped clamping piece 25 is made of high-hardness manganese steel, two ends of the first spring 290 are respectively fixed on the outer side of the mounting frame 20 and the inner side of the side mounting seat 29, and the high-hardness manganese steel has the properties of wear resistance and high hardness, and has strong durability and compression resistance.
As an implementation manner in this embodiment, as shown in fig. 7 to 8, the top of the conveying table 11 is provided with a blanking baffle assembly 3, the blanking baffle assembly 3 is used for separating the individual blanking of shaft workpieces, the blanking baffle assembly 3 includes a fixing seat 30, the fixing seat 30 is installed at the top of the conveying table 11, the inner wall of the fixing seat 30 is slidably sleeved with a stop block 31, a second spring 32 is installed at the bottom of the stop block 31, a pull rope 33 is installed at the back of the stop block 31, a sliding groove 34 is formed in the back of the fixing seat 30, one end of the pull rope 33 is provided with a fixed pull rod 35, the bottom end of the second spring 32 is fixedly connected with the bottom of the fixing seat 30, the pull rope 33 passes through the sliding groove 34, the fixed pull rod 35 is installed at the back of the base 15, the top end of the base 15 is set to be an oblique angle, the hydraulic press 12 drives the pressing head 13 to press down, at the same time, the pull rope 33 pulls the stop block 31 downwards in the sliding groove 34, the stop block 31 moves downwards at the moment and presses the second spring 32, the second transmission shaft above the stop block 31 is no longer, the gravity falls down one transmission shaft to the right in front of the detected by the gravity, and the transmission shaft is just above the detected by the transmission shaft to roll-down part of the hydraulic press 4, and the transmission shaft is just detected by the oblique surface is pushed up by the transmission shaft 4 when the top of the transmission shaft is rolled down by the oblique surface is detected and the transmission shaft is just detected;
In this embodiment, the pull rope 33 passes through the sliding groove 34, the fixed pull rod 35 is installed at the back of the base 15, the top back of the base 15 is set to be an oblique angle, the sliding groove 34 has a limiting effect on the pull rope 33, the top back of the base 15 is set to be an oblique angle, and the detected transmission shaft is conveniently extruded by the transmission shaft which needs to be detected next.
As an implementation manner in this embodiment, as shown in fig. 9 and 10, a bending detection assembly 4 is installed on one side of the base 15, the bending detection assembly 4 is used for detecting whether a bending condition exists on an axle workpiece after pressure resistance detection, the bending detection assembly 4 includes a bottom plate 40, the bottom plate 40 is installed on the back of the base 15, two sets of guide rails 41 are installed on the top of the bottom plate 40, a servo linear motor 42 is installed at one end of the guide rails 41, an adjusting rod 43 is provided at the output end of the servo linear motor 42, a limit baffle 44 is installed at the bottom end of the two sets of guide rails 41, a laser measuring instrument 45 is installed at the inner side of the limit baffle 44, the top ends of the two sets of guide rails 41 are oppositely arranged cambered surfaces, the end of the adjusting rod 43 is fixedly connected with the guide rail 41 at the left side, the two sets of guide rails 41 can expand and contract the distance through the adjusting rod 43 at the output end of the servo linear motor 42, the classifying assembly 5 is arranged on the inner side of the workbench 10, the classifying assembly 5 is arranged under the bending detection assembly 4, the classifying assembly 5 is used for separating shaft workpieces which are qualified in bending and compression resistance detection, the column type pressure monitor 16 is arranged on the left side and the right side of the top of the base 15 and is adjacent to the clamping assembly 2, the side pressure rod 14 is arranged on the back of the pressing head 13 and is vertically arranged between the side pressure rod and the pressing head 13, the first leading-out box 50 is arranged on the back of the base 15, the second leading-out box 51 is arranged on the left side of the first leading-out box 50, the motor 52 is arranged between the first leading-out box 50 and the second leading-out box 51, the output end of the motor 52 is provided with a rotating plate 53, the first leading-out box 50 and the second leading-out box 51 are respectively arranged under two groups of guide rails 41, the limiting baffle 44 temporarily stores the detected transmission shafts in the guide rails 41, at this time, the external control center starts the laser measuring instrument 45 to detect whether the surface of the transmission shaft is bent, if the transmission shaft is bent, the motor 52 drives the rotating plate 53 to rotate leftwards or rightwards by a certain angle, so that the rotating plate 53 is changed into a state of guiding into the first guiding-out box 50 or the second guiding-out box 51, the external control center simultaneously starts the servo linear motor 42 to extend the adjusting rod 43, and the detected transmission shaft is not blocked by the limiting baffle 44 any more and falls to the corresponding position in the first guiding-out box 50 or the second guiding-out box 51, and two different boxes are used for collecting at the lower part.
In this embodiment, the laser measuring instrument 45, the servo linear motor 42 and the motor 52 are all electrically connected to an external control center, and the length of the initial state adjusting rod 43 of the servo linear motor 42 should be smaller than the length of the detected transmission shaft with the smallest diameter, and the motor 52 is also set as a servo motor, and can only rotate left or right by a certain angle, so as to change the state of the rotating plate 53 guiding the first and second output boxes 50 and 51 when the transmission shaft falls.
The working principle provided by the invention is that firstly, workers stack transmission shafts of different types on a transmission table 11, and put a first transmission shaft on a column type pressure monitor 16 on the top of a base 15, then drive a pressing head 13 to press down by starting a hydraulic press 12, at the moment, the pressing head 13 drives a side pressing rod 14 to move down, the side pressing rod 14 presses down a steel belt 27, after the steel belt 27 is pressed by the side pressing rod 14, two groups of side plates 26 are close to the middle, the two groups of side plates 26 drive a mounting frame 20 to close to the middle at the moment, and synchronously pull a first spring 290, the first spring 290 is used for automatically resetting when the hydraulic press 12 is lifted, the mounting frame 20 drives a side arm 22 and a clamping arm 23 on a sliding seat 21 to close to the middle, and clamps two ends of a detected shaft lever through the closing to the middle of an arc clamping piece 25 in a clamping cylinder 24, because the clamping cylinder 24 is internally provided with the plurality of groups of arc clamping pieces 25, the cambered surfaces of the arc clamping pieces 25 can fix two ends of the shaft rod with different diameters at the moment, and the plurality of groups of arc clamping pieces 25 are arranged on the inner wall deeper than the clamping cylinder 24, the clamping cylinder 24 can also protect a transmission shaft under the action of saw teeth 250 of the special shape and the surface of the arc clamping pieces 25, when the internal thread groove 240 is misplaced, friction force is increased at two ends of the transmission shaft, the maximum protection is achieved, finally, the hydraulic press 12 drives the pressing head 13 to be pressed down to the middle top of the detected shaft rod, and the two groups of column pressure monitors 16 at the bottom of the shaft rod bear force at the bottom of the shaft rod at the moment, pressure is exerted downwards from the middle, and meanwhile, the side arm 22 and the clamping arm 23 move downwards along by sliding on the sliding seat 21; when the pressure value on the column type pressure monitor 16 reaches the force required by the staff, the external control center stops pressing the hydraulic press 12, after the pressing of the fixed strength is finished, the hydraulic press is lifted upwards finally, the one-time pressure detection is finished, meanwhile, the hydraulic press 12 drives the side pressing rod 14 to downwards press the steel belt 27 through the pressing head 13, the column type pressure monitor 16 at the bottom is also stressed slowly, and accordingly the steel belt 27 correspondingly draws the mounting frame 20, the sliding seat 21, the side arms 22 and the clamping arms 23 towards the middle, and the two ends of the transmission shaft have the reinforcing and fixing effects.
When the hydraulic press 12 drives the pressing head 13 to press downwards, the pull rope 33 is synchronously pressed, the pull rope 33 pulls the stop block 31 downwards in the sliding groove 34, the stop block 31 moves downwards and presses the second spring 32, the second spring 32 is used for resetting the stop block 31, the stop block 31 does not block the second transmission shaft above, the next transmission shaft rolls to the front of the transmission shaft being detected under the self gravity, when the hydraulic press 12 drives the pressing head 13 to lift, the transmission shaft just rolls to the top of the inspected transmission shaft is ejected by gravity, the inclined plane at the top of the back of the base 15 rolls into the bending detection assembly 4, the stop block 31 is sprung up by the elasticity of the second spring 32, and the next transmission shaft is temporarily blocked.
At this time, the limit baffle 44 temporarily stores the detected transmission shaft in the guide rail 41, at this time, the external control center starts the laser measuring instrument 45 to start detecting whether the surface of the transmission shaft is bent, if so, the motor 52 drives the rotating plate 53 to rotate leftwards or rightwards by a certain angle, so that the rotating plate 53 becomes a state of guiding into the first output box 50 or the second output box 51, the external control center starts the servo linear motor 42 to extend the adjusting rod 43 at the same time, at this time, the detected transmission shaft is not blocked by the limit baffle 44 any more, falls to the corresponding position in the first output box 50 or the second output box 51, and is collected by using two different boxes below, and is reciprocated until the last transmission shaft is detected.
The application also provides a method for detecting the compressive strength of the shaft workpiece, which comprises the following steps:
s1: firstly, workers stack transmission shafts of different types on a transmission table 11, and place a first transmission shaft on a column type pressure monitor 16 at the top of a base 15, then drive a pressing head 13 to press down by starting a hydraulic press 12, and at the moment, the pressing head 13 drives a side pressing rod 14 to move down, and the side pressing rod 14 presses down a steel belt 27;
S2: after the steel belt 27 is pressed by the side compression bar 14, the two groups of side plates 26 are closed towards the middle, and the two groups of side plates 26 drive the arc clamping pieces 25 in the clamping cylinder 24 to be closed towards the middle at the moment so as to clamp the two ends of the detected shaft rod;
S3: finally, the hydraulic press 12 drives the pressing head 13 to press down to the middle top of the detected shaft rod, and the two groups of column type pressure monitors 16 at the bottom of the shaft rod bear force on the bottom of the shaft rod, and at the moment, pressure is applied downwards from the middle, and meanwhile, the side arm 22 and the clamping arm 23 on the sliding seat 21 move downwards in a following way;
s4: when the pressure value on the column type pressure monitor 16 reaches the force required by a worker, the external control center stops pressing the hydraulic machine 12, and after the pressing of the fixed strength is finished, the column type pressure monitor is lifted upwards finally to finish one-time pressure detection;
S5: when the pressing head 13 is pressed down, the pull rope 33 is synchronously pressed to drive the stop block 31 to move downwards, at the moment, the next transmission shaft rolls down to the front of the transmission shaft being detected under the self gravity, when the hydraulic press 12 drives the pressing head 13 to lift, the transmission shaft which just rolls down at the moment ejects the transmission shaft after inspection through gravity, rolls down to the bending detection assembly 4 through the inclined plane at the top of the back of the base 15, and the stop block 31 is sprung up under the elasticity of the spring II 32 to temporarily block the next transmission shaft;
S6: the detected transmission shaft is temporarily stored in the guide rail 41, the laser measuring instrument 45 starts to detect whether the surface of the transmission shaft is bent, the motor 52 drives the rotating plate 53 to rotate leftwards or rightwards by a certain angle, the servo linear motor 42 is started to extend the adjusting rod 43, the detected transmission shaft falls to the corresponding position in the first guide-out box 50 or the second guide-out box 51, and two different boxes are used for collection below, so that the transmission shaft is reciprocated until the last transmission shaft is detected.
The invention is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the invention. In the following description of preferred embodiments of the invention, specific details are set forth in order to provide a thorough understanding of the invention, and the invention will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present invention.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (10)
1. The device is characterized by comprising a detection device body, and further comprising a workbench, wherein a conveying table is arranged at the top of one side of the workbench, a hydraulic press is arranged on the inner side of the top end of the workbench, a pressing head is arranged at the output end of the hydraulic press, a side pressing rod is arranged on one side of the pressing head, a base is arranged on the inner side of the workbench, and a column type pressure monitor is arranged at the top of the base;
The clamping assembly is arranged on the inner side of the workbench and is used for clamping and fixing the shaft workpiece which is being subjected to compressive strength detection;
a blanking baffle assembly is arranged at the top of the conveying table and is used for separating shaft workpieces to be blanked one by one;
A bending detection assembly is arranged on one side of the base and is used for detecting whether a bending condition exists or not on the shaft workpiece subjected to pressure resistance detection;
The classifying assembly is arranged on the inner side of the workbench and arranged right below the bending detection assembly, and the classifying assembly is used for separating the shaft workpieces qualified in bending and compression detection.
2. The device for detecting compressive strength of shaft-like workpieces according to claim 1, wherein the column-type pressure monitor is disposed on left and right sides of the top of the base and adjacent to the clamping assembly, and the side pressure bar is disposed on the back of the pressing head and is vertically installed with the pressing head.
3. The device for detecting the compressive strength of the shaft workpiece according to claim 2, wherein the clamping assembly comprises a mounting frame, the mounting frame is slidably arranged on the inner side of the workbench, a sliding seat is arranged at the front end of the mounting frame, a side arm is arranged on one side of the sliding seat, a clamping arm is arranged at the end part of the side arm, a clamping cylinder is arranged at the end part of the clamping arm, an internal thread groove is formed in the port of the inner wall of the clamping cylinder, a plurality of groups of arc clamping pieces are arranged on the inner wall deeper than the clamping cylinder, a side plate is arranged on the inner side of the mounting frame, a steel belt is arranged at the end part of the side plate, a sliding cylinder is sleeved on the inner wall of the side plate in a sliding manner, side mounting seats are arranged at two ends of the sliding cylinder, and a spring I is sleeved on the outer surface of the sliding cylinder.
4. The shaft workpiece compressive strength detecting device according to claim 3, wherein a plurality of groups of arc clamping pieces are annularly arranged, the arc clamping pieces are made of high-hardness manganese steel, and two ends of the first spring are respectively fixed on the outer side of the mounting frame and the inner side of the side mounting seat.
5. The device for detecting the compressive strength of the shaft workpiece according to claim 4, wherein the blanking baffle component comprises a fixed seat, the fixed seat is arranged at the top of the conveying table, a stop block is sleeved on the inner wall of the fixed seat in a sliding manner, a second spring is arranged at the bottom of the stop block, a pull rope is arranged at the back of the stop block, a sliding groove is formed in the back of the fixed seat, and a fixed pull rod is arranged at one end of the pull rope.
6. The device for detecting the compressive strength of the shaft workpiece according to claim 5, wherein the bottom end of the second spring is fixedly connected with the bottom of the fixed seat, the pull rope penetrates through the sliding groove, the fixed pull rod is installed on the back of the base, and the back of the top end of the base is provided with an oblique angle.
7. The device for detecting the compressive strength of the shaft workpiece according to claim 6, wherein the bending detection assembly comprises a bottom plate, the bottom plate is arranged on the back of the base, two groups of guide rails are arranged on the top of the bottom plate, a servo linear motor is arranged at one end of each guide rail, an adjusting rod is arranged at the output end of each servo linear motor, limit baffles are arranged at the bottom ends of the two groups of guide rails, and a laser measuring instrument is arranged on the inner side of each limit baffle.
8. The device for detecting the compressive strength of the shaft workpiece according to claim 7, wherein the top ends of the two groups of guide rails are cambered surfaces which are oppositely arranged, the end parts of the adjusting rods are fixedly connected with the left guide rail, and the two groups of guide rails can be extended and reduced in distance through the adjusting rods at the output ends of the servo linear motors.
9. The device for detecting the compressive strength of shaft workpieces according to claim 8, wherein the classification assembly comprises a first outlet box, the first outlet box is arranged on the back of the base, a second outlet box is arranged on the left side of the first outlet box, a motor is arranged between the first outlet box and the second outlet box, a rotating plate is arranged at the output end of the motor, and the first outlet box and the second outlet box are arranged under two groups of guide rails.
10. A method for detecting compressive strength of shaft workpieces, which is used for the device for detecting compressive strength of shaft workpieces according to any one of claims 1 to 9, and is characterized in that the method comprises the following steps:
S1: firstly, workers stack transmission shafts of different types on a transmission table, place a first transmission shaft on a column type pressure monitor at the top of a base, then drive a pressing head to press down by starting a hydraulic press, and at the moment, the pressing head drives a side pressure rod to move down, and the side pressure rod presses down a steel belt;
S2: after the steel belt is pressed by the side compression bar, the two groups of side plates are close to each other towards the middle, and the two groups of side plates drive the arc clamping pieces in the clamping cylinder to close to the middle at the moment so as to clamp the two ends of the detected shaft rod;
S3: finally, the hydraulic press drives the pressing head to press down to the middle top of the detected shaft lever, and the two groups of column type pressure monitors at the bottom of the shaft lever are used for carrying out stress on the bottom of the shaft lever, at the moment, pressure is applied downwards from the middle, and meanwhile, the side arm and the clamping arm on the sliding seat move downwards in a following way;
S4: when the pressure value on the column type pressure monitor reaches the force required by a worker, the external control center stops pressing the hydraulic machine, and after the pressing of the fixed strength is finished, the hydraulic machine is lifted upwards finally, so that one-time pressure detection is finished;
S5: when the pressing head is pressed down, the pull rope is synchronously pressed to drive the stop dog to move downwards, at the moment, the next transmission shaft rolls down to the front of the transmission shaft being detected under the self gravity, when the hydraulic machine drives the pressing head to lift, the transmission shaft which just rolls down at the moment ejects the transmission shaft after detection through gravity, rolls down to the inside of the bending detection assembly through the inclined plane at the top of the back of the base, and the stop dog is sprung up under the elasticity of the spring II to temporarily stop the next transmission shaft;
S6: the detected transmission shaft is temporarily stored in the guide rail, the laser measuring instrument starts to detect whether the surface of the transmission shaft is bent or not, the motor drives the rotating plate to rotate leftwards or rightwards by a certain angle, the servo linear motor is started to extend the adjusting rod, the detected transmission shaft falls to a corresponding position in the first guide-out box or the second guide-out box, two different boxes are used for collecting at the lower part, and the transmission shaft is reciprocated until the last transmission shaft is detected.
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| CN202410438525.7A CN118032532A (en) | 2024-04-12 | 2024-04-12 | Shaft workpiece compressive strength detection device and detection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410438525.7A CN118032532A (en) | 2024-04-12 | 2024-04-12 | Shaft workpiece compressive strength detection device and detection method thereof |
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