CN110702508A - Bar strength detection device and bar strength detection machine - Google Patents

Bar strength detection device and bar strength detection machine Download PDF

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Publication number
CN110702508A
CN110702508A CN201910888540.0A CN201910888540A CN110702508A CN 110702508 A CN110702508 A CN 110702508A CN 201910888540 A CN201910888540 A CN 201910888540A CN 110702508 A CN110702508 A CN 110702508A
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CN
China
Prior art keywords
bar
motor
driving wheel
base
fixing frame
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Granted
Application number
CN201910888540.0A
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Chinese (zh)
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CN110702508B (en
Inventor
毛善文
彭谊辉
曾惠钦
张建新
刘玉鹏
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Zhuzhou Cemented Carbide Group Co Ltd
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Zhuzhou Cemented Carbide Group Co Ltd
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Priority to CN201910888540.0A priority Critical patent/CN110702508B/en
Publication of CN110702508A publication Critical patent/CN110702508A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014Type of force applied
    • G01N2203/0016Tensile or compressive
    • G01N2203/0019Compressive
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058Kind of property studied
    • G01N2203/0076Hardness, compressibility or resistance to crushing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/026Specifications of the specimen
    • G01N2203/0262Shape of the specimen
    • G01N2203/0266Cylindrical specimens
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/06Indicating or recording means; Sensing means
    • G01N2203/067Parameter measured for estimating the property
    • G01N2203/0676Force, weight, load, energy, speed or acceleration

Abstract

The application provides a rod intensity detection device and detection machine, this rod intensity detection device include first base, for two second bases that first base symmetry set up, first base second base, removal subassembly and setting are in pressure components on the second base constitute detecting element. Through this detection device and detection machine, can realize full automated operation, practice thrift a large amount of manpowers and material resources, improved productivity ratio greatly to improve detection quality, avoided appearing a large amount of unqualified products.

Description

Bar strength detection device and bar strength detection machine
Technical Field
The present invention relates to the field of quality detection technologies, and in particular, to a bar strength detection apparatus and a bar strength detection machine.
Background
At present, the strength detection of the hard alloy extrusion bar in China mainly adopts a manual detection mode. The traditional detection modes such as hand-breaking type, knocking type, vertical downward falling and the like are generally adopted. The manual inspection mode has the problems and disadvantages of low efficiency, rough method, high labor intensity, bad working environment and the like. Manual inspection often causes false detection of a large number of products due to low detection accuracy, and accurate detection data cannot be obtained.
Therefore, the detection device capable of automatically operating, accurately obtaining the strength value of the currently detected bar and recording and tracing detection data is a necessary requirement for realizing automation of the hard alloy detection technology.
Disclosure of Invention
To the problem among the above-mentioned prior art, this application has provided a rod intensity detection device and rod intensity detection machine, can replace traditional artifical inspection mode, detects out the intensity of rod automatically and accurately, realizes carbide detection technology's automation.
In a first aspect, the present invention provides a bar strength detection apparatus, including a first base, two second bases symmetrically disposed with respect to the first base, and a detection unit composed of the first base, the second bases, a moving assembly, and a pressing assembly disposed on the second bases.
In one embodiment of the first aspect, the moving assembly comprises: the driving wheel set comprises a rolling driving wheel, a driving wheel fixing frame and a motor fixing frame vertically connected with the driving wheel fixing frame; the driven wheel set comprises a rolling driven wheel arranged on the first base, and a bar inlet and a bar outlet are formed between the rolling driving wheel and the rolling driven wheel; and the first motor is fixedly arranged on the motor fixing frame, and the output end of the first motor is fixedly connected with the rolling driving wheel so as to drive the rolling driving wheel to rotate.
In one embodiment of the first aspect, the pressurizing assembly comprises: the driving wheel fixing frame can slide on the sliding guide rail; the second motor is arranged at the end part of the second base far away from the first base; the shaft coupling is fixedly connected with the output end of the first motor; the screw rod mechanism is arranged between the coupler and the driving wheel fixing frame and can convert the rotary motion of the second motor into the sliding motion of the sliding guide rail; and the pressure sensor is arranged at the joint of the screw mechanism and the driving wheel fixing frame and used for detecting extrusion force.
In one embodiment of the first aspect, a position sensor is provided on the first base near the rod access opening for detecting the rod.
In one embodiment of the first aspect, the first motor is a servo motor or a stepper motor, and the second motor is a servo motor or a stepper motor.
In one embodiment of the first aspect, the side of the grinding follower wheel is provided with a V-shaped ring groove for receiving the bar.
In a second aspect, the present application further provides a bar strength detecting machine, which includes the bar strength detecting device according to any one of the first aspect and the embodiments thereof, wherein the bar strength detecting machine further includes an automatic control device for controlling the step sequence action, data processing and recording of the bar strength detecting machine; the rack body is used for installing the bar strength detection device; the feeding device is used for automatically feeding and loading the bar to be detected; the clamping and transferring device is used for transferring and clamping the bar to be detected; and the bar collecting device is used for collecting and classifying the bars after detection is finished.
The application provides a rod intensity detection device and rod intensity detection machine compares in prior art, has following beneficial effect:
(1) the full-automatic operation is realized, and a large amount of manpower and material resources are saved;
(2) the production efficiency is greatly improved;
(3) the detection quality is improved, and a large number of unqualified products are avoided.
The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the invention is achieved.
Drawings
The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 shows a schematic structural diagram of a bar strength detecting apparatus according to an embodiment of the present invention.
List of reference numerals:
100-bar strength detection device; 110-a detection unit; 120-a first base; 130-a second base; 140-a moving assembly; 141-a driving wheel set; 1411-rolling a driving wheel; 1412-driving wheel fixing frame; 1413-motor mount; 142-a driven wheel set; 1421-rolling the driven wheel; 143-a first motor; 150-a pressing assembly; 151-sliding guide rail; 152-a second motor; 153-a coupling; 154-screw mechanism; 155-a pressure sensor; 160-position sensor.
In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.
Detailed Description
The invention will be further explained with reference to the drawings.
Fig. 1 is a schematic structural diagram of a bar strength detecting apparatus 100 according to the present invention. In fig. 1, the apparatus 100 may include two detection units 110 symmetrically disposed with respect to a first base (driven wheel base) 120, and the functional devices and structures of the two detection units 110 are identical. For the sake of clarity, one of the detection units 110 will be illustrated and explained herein.
As shown in fig. 1, the detecting unit 110 includes a first base (driven wheel base) 120, a second base (driving wheel base) 130, a moving assembly 140, and a pressing assembly 150 disposed on the second base 130, wherein the pressing assembly 150 is used for applying a pressing force to the bar material to be detected, and the moving assembly 140 is used for advancing the bar material to be detected, so as to detect the strength of different portions and improve the accuracy of the detection result.
Specifically, the moving assembly 140 may include a driving wheel set 141, a driven wheel set 142, and a first motor 143.
In the embodiment of the present invention, the driving wheel set 141 includes a rolling driving wheel 1411, a driving wheel fixing frame 1412 and a motor fixing frame 1413 vertically connected to the driving wheel fixing frame 1412; the driven wheel set 142 includes a rolling driven wheel 1421 disposed on the first base 110, and a rod inlet and outlet is formed between the rolling driving wheel 1411 and the rolling driven wheel 1421; the first motor 143 is fixedly disposed on the motor fixing frame 1413, and an output end of the first motor is fixedly connected to the rolling driving wheel 1411, so as to drive the rolling driving wheel 1411 to rotate.
In the driving wheel set 141, the driving wheel fixing frame 1412 and the motor fixing frame 1413 are both plate-shaped structures, and can be vertically connected by screws to form an "L" shaped structure. The rolling driving wheel 1411 is rotatably disposed on the driving wheel fixing frame 1412, and the rolling driving wheel 1411 is fixedly connected to an output end of the first motor 143 fixedly disposed on the motor fixing frame 1413, so that the first motor 143 can drive the rolling driving wheel 1411 to rotate together. In addition, a driven wheel set 142 is correspondingly fixed on the first base 110, and the driven wheel set 142 includes two rolled driven wheels 1421 arranged in parallel, and the two rolled driven wheels 1421 are freely rotatable between the driven wheel fixing frames. It will be appreciated that the idler 1411 and the two idler 1421 should be at the same elevation, thereby forming a rod port between the idler 1411 and the two opposing idler 1421. On one hand, the rolling driving wheel 1411 can form a bar inlet/outlet with the rolling driven wheel 1421, and on the other hand, the rolling driving wheel can apply a pressing force to the bar under the driving of the second motor 152 (described later) to complete the detection process.
From this, roll action wheel 1411 and can rotate under the drive of first motor 143, and then drive and be located the rod and import and export the rod of examining and advance on rolling from driving wheel 1421 to the messenger rolls action wheel 1411 and can extrude the different positions of examining the rod, realizes the detection to the intensity at the different positions of rod.
Preferably, the rolling driven wheel 1421 is provided with a V-shaped ring groove on its side surface for receiving the bar.
In an embodiment of the present invention, the bar strength detecting apparatus 100 may further include a position sensor 160 disposed at the first base 110 near the entrance and exit of the bar. This position sensor 160 is connected with the controlling means electricity of first motor 143, and when position sensor 160 detected that the rod arrived, send the signal of telecommunication and make first motor 143 work, drive and roll action wheel 1411 and rotate to the driving wheel 1411 is rolled to the driving of order about and is in rolling the action wheel 1411 and roll the rod that takes place from the past backward movement from the driving wheel 1421, realizes the intensity detection to whole rod length within range.
The pressurizing assembly 150 of the present invention may include a slide rail 151, a second motor 152, a coupling 153, a screw mechanism 154, and a pressure sensor 155.
Specifically, the slide rail 151 is fixedly installed on the second base 130 and configured such that the driving wheel set 141 (the driving wheel holder 1412) can be slidably fitted thereon. A second motor 152 is fixedly mounted at an end of the second base 130 far from the bar, an output end of the second motor 152 is fixedly connected with a shaft coupling 153, a screw structure 154 is arranged between the shaft coupling 153 and the driving wheel set 141, the screw structure 154 can convert the rotation motion of the second motor 152 into the linear sliding motion of the driving wheel set 141, so that the rolling driving wheel 1411 applies different extrusion forces to the bar to be detected (since the structure of the screw mechanism 154 is a technique well known to those skilled in the art, details will not be described herein). A pressure sensor 155 is arranged at the connection between the screw structure 154 and the driving wheel set 141 (driving wheel fixing frame 1412), and the pressure sensor 155 is connected with the control device of the second motor 152 and is used for detecting the extrusion force generated when the second motor 152 drives the rolling driving wheel 1411 to extrude the bar material to be detected forward.
Alternatively, the first motor 143 and the second motor 152 may be servo motors or stepping motors. Preferably, in the exemplary embodiment of the present invention, the first motor 143 and the second motor 152 are servo motors.
On the other hand, the present application also provides a bar strength detecting machine including the bar strength detecting apparatus 100 as described above, which further includes the following components:
the automatic control device is used for controlling the step action, data processing and recording of the bar strength detector;
a rack body for mounting the bar strength detecting device 100, specifically, fixedly mounting the first base 120 and the second base 130 thereon;
the feeding device is used for automatically feeding and loading the bar to be detected;
the clamping and transferring device is used for transferring and clamping the bar to be detected; and
and the bar collecting device is used for collecting and classifying the bars after detection is finished.
When the bar strength detector provided by the application is used for detecting the strength of a bar, firstly, a bar to be detected is fed to the inlet and outlet of the bar strength detector 100 through a feeding device, the automatic control device controls the second motor 152 to rotate and is converted into linear sliding of the driving wheel set 141 through the screw rod device 154, so that the rolling driving wheel 1411 is driven to apply extrusion force to the bar, and the extrusion force is sent to the automatic control device for storage and processing after being detected by the pressure sensor 155; meanwhile, when the position sensor 160 detects that the bar arrives, a signal is sent to the automatic control device, the automatic control device controls the first motor 143 to rotate, the rolling driving wheel 1411 is driven to rotate, the bar is driven to move along with the rolling driven wheel 1421, the rolling driving wheel 1411 is enabled to contact and extrude the next detection position of the bar, and strength detection of different positions of the bar is achieved. After all detection points (positions) are detected, the clamping and transferring device transfers and clamps the detected bars from the device 100, and the bar collecting device collects and classifies the detected bars.
Through rod intensity detection device and rod intensity detection machine that this application provided, can realize full automated operation, practice thrift a large amount of manpowers and material resources, improved productivity ratio greatly to improve detection quality, avoided appearing a large amount of nonconforming products.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims (8)

1. The bar strength detection device is characterized by comprising a first base and two second bases symmetrically arranged relative to the first base, wherein a detection unit is formed by the first base, the second bases, a moving assembly and a pressurizing assembly arranged on the second bases.
2. The bar strength detecting apparatus according to claim 1, wherein the moving assembly includes:
the driving wheel set comprises a rolling driving wheel, a driving wheel fixing frame and a motor fixing frame vertically connected with the driving wheel fixing frame;
the driven wheel set comprises a rolling driven wheel arranged on the first base, and a bar inlet and a bar outlet are formed between the rolling driving wheel and the rolling driven wheel; and
the first motor is fixedly arranged on the motor fixing frame, and the output end of the first motor is fixedly connected with the rolling driving wheel so as to drive the rolling driving wheel to rotate.
3. The bar strength detecting apparatus according to claim 2, wherein the pressing assembly includes:
the driving wheel fixing frame can slide on the sliding guide rail;
the second motor is arranged at the end part of the second base far away from the first base;
the coupler is fixedly connected with the output end of the second motor;
the screw rod mechanism is arranged between the coupler and the driving wheel fixing frame and can convert the rotary motion of the second motor into the sliding motion of the sliding guide rail;
and the pressure sensor is arranged at the joint of the screw mechanism and the driving wheel fixing frame and used for detecting extrusion force.
4. The bar strength detecting apparatus according to claim 3, wherein a position sensor is provided on the first base near the bar entrance/exit, the position sensor being configured to detect the bar.
5. The bar strength detecting apparatus according to claim 4, wherein the first motor is a servo motor or a stepping motor.
6. The bar strength detecting apparatus according to claim 4 or 5, wherein the second motor is a servo motor or a stepping motor.
7. The bar strength detecting apparatus according to any one of claims 2 to 5, wherein a V-shaped ring groove for receiving the bar is provided on a side surface of the crushing driven wheel.
8. A bar strength testing machine comprising the bar strength testing device according to any one of claims 1 to 7, wherein the bar strength testing machine further comprises:
the automatic control device is used for controlling the step action, data processing and recording of the bar strength detector;
the rack body is used for installing the bar strength detection device;
the feeding device is used for automatically feeding and loading the bar to be detected;
the clamping and transferring device is used for transferring and clamping the bar to be detected; and
and the bar collecting device is used for collecting and classifying the bars after detection is finished.
CN201910888540.0A 2019-09-19 2019-09-19 Bar strength detection device and bar strength detection machine Active CN110702508B (en)

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Application Number Priority Date Filing Date Title
CN201910888540.0A CN110702508B (en) 2019-09-19 2019-09-19 Bar strength detection device and bar strength detection machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910888540.0A CN110702508B (en) 2019-09-19 2019-09-19 Bar strength detection device and bar strength detection machine

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CN110702508A true CN110702508A (en) 2020-01-17
CN110702508B CN110702508B (en) 2022-03-18

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