CN108469371B - Integrated testing device and method for compression resistance and tension of electromagnet - Google Patents
Integrated testing device and method for compression resistance and tension of electromagnet Download PDFInfo
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- CN108469371B CN108469371B CN201810541896.2A CN201810541896A CN108469371B CN 108469371 B CN108469371 B CN 108469371B CN 201810541896 A CN201810541896 A CN 201810541896A CN 108469371 B CN108469371 B CN 108469371B
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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Abstract
The invention discloses an electromagnet compression resistance and tension integrated testing device and a method thereof, wherein the electromagnet comprises a body, one end of the body is provided with a connector electrically connected with a coil inside the body, the other end of the body is provided with a connector capable of horizontally moving relative to the body, and a bolt is fixedly arranged on the connector; the device comprises a supporting plate and a bearing table which is fixedly arranged on the supporting plate and used for bearing the electromagnet, wherein a pressure-resistant assembly used for testing the pressure-resistant capacity of the electromagnet is arranged on the bearing table; the two ends of the bearing table are also provided with a power-on assembly and a force servo assembly, and the power-on assembly is positioned at one end of the connector and can be electrically connected with the connector; the force servo assembly is located at one end of the connector and can drive the connector to move along the central axis direction of the electromagnet. The invention is mainly embodied in that: simple structure, the design is exquisite, realizes improving the test precision simultaneously to the detection of electromagnetic wire magnetism and compressive capacity, prolongs pressure sensor's life.
Description
Technical Field
The invention relates to an electromagnet testing device, in particular to an electromagnet compression resistance and tension integrated testing device and method.
Background
In recent years, with the rapid development of the automobile industry, the aviation industry and the ship industry, the number of electromagnets is gradually increased, the requirements on performance indexes such as speed, electromagnetic force and the like are higher and higher, and the development degree of the manufacturing technology and the detection control technology of the electromagnets directly influences the competitive market status of China in high-tech fields such as world military, aviation, automobiles and the like and the rapid development of national economy of China, so that the design and manufacture of a rapid, accurate and efficient electromagnet performance detection system are required.
If the publication number 203024917U discloses an electromagnet tension test device, comprising a supporting plate, wherein the supporting plate is provided with an electromagnet fixing device and an electromagnet test device, and the test device is provided with an iron block and a tension test sensor. The device solves various problems caused by measuring the tension of the electromagnet by using a tension meter in the traditional production process, realizes the tension testing device of the electromagnet, can accurately, conveniently and quickly test the tension value of the electromagnet when the tension testing of the electromagnet is carried out, reduces the production cost, accelerates the working efficiency and makes an important contribution to the improvement of the competitiveness of a company.
However, in the invention, the cylinder is directly connected with the sensor, and the acting force is large at one working moment and one working finishing moment, so that the measured data of the sensor is not accurate, and the sensor is easy to damage. In addition, whether coil has a problem in the electro-magnet, unable direct detection still need detect through other detection coil detection device, and operation process is loaded down with trivial details, influences work efficiency. Especially, the outer surface of the electromagnet needs to have certain pressure resistance, if the outer surface of the electromagnet does not have certain pressure resistance, the electromagnet is very easy to be pierced by an external bulge or sharp object when being subjected to the external bulge or sharp object, the service life of the electromagnet is influenced, and even accidents such as electric leakage, circuit breaking and the like can be caused.
In view of the above disadvantages of the prior art, there is an urgent need to improve the prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an electromagnet compression resistance and tension integrated testing device and method.
The purpose of the invention is realized by the following technical scheme:
an electromagnet compression resistance and tension integrated testing device at least comprises a body, wherein one end of the body is provided with a connector electrically connected with an internal coil of the body, the other end of the body is provided with a connector capable of horizontally moving relative to the body, and a bolt is fixedly arranged on the connector; the device comprises a supporting plate and a bearing table which is fixedly arranged on the supporting plate and used for bearing the electromagnet, wherein a pressure-resistant assembly used for testing the pressure-resistant capacity of the electromagnet is arranged on the bearing table; the two ends of the bearing table are also provided with an electrifying assembly and a force servo assembly, and the electrifying assembly is positioned at one end of the connector and can be electrically connected with the connector; the force servo assembly is located at one end of the connector and can drive the connector to move along the central axis direction of the electromagnet.
Preferably, the electrifying assembly at least comprises a fixed block fixedly arranged on the supporting plate, and a trapezoidal groove is formed in the fixed block; the power-on assembly further comprises a plug-in connector, the plug-in connector can be plugged into the connector, the outer contour of the plug-in connector is matched with the outer contour of the groove, and the plug-in connector can be placed on the groove of the fixing block.
Preferably, the central axis of the connector is coaxial with the central axis of the connector, and the connector is provided with a buckle for preventing the plug connector from falling off.
Preferably, the plummer comprises bottom plate and the baffle that is located the bottom plate both sides, be equipped with on the bottom plate one with body outline assorted accepts the chamber, it is equal to or less than to accept the height in chamber the connector lower surface reaches the distance of body lower surface.
Preferably, the supporting plate is further provided with a pressing assembly, the pressing assembly at least comprises a rotary cylinder fixedly arranged on the supporting plate, a rotary arm is fixedly arranged on a cylinder shaft of the rotary cylinder, a pressing block made of acrylic rubber is fixedly arranged on the lower surface of the rotary arm, and the pressing block just presses the body in the accommodating cavity.
Preferably, the force servo assembly at least comprises a connecting piece, one end of the connecting piece is provided with an opening matched with the outer contour of the bolt, the other end of the connecting piece is fixedly connected with the pressure sensor, and the other end of the pressure sensor is fixedly connected with a first sliding block which is arranged on the sliding plate in a sliding mode.
Preferably, a sliding rail is arranged on the sliding plate, a sliding groove matched with the sliding rail is formed in the first sliding block, and the first sliding block is driven by the driving assembly to slide on the sliding plate.
Preferably, the driving assembly at least comprises limiting plates which are symmetrically arranged on the first sliding block, springs are oppositely and fixedly arranged on the limiting plates, the springs are fixedly connected with two end faces of the buffer block respectively, and the buffer block is fixedly connected with the second sliding block through a step-shaped connecting block; flanges fixedly arranged on the first sliding block are further arranged on two sides of the buffer block, and the distance between every two adjacent flanges is equal to the width of the buffer block; the driving assembly further comprises a limiting piece fixedly arranged on the supporting plate and a screw rod arranged on the limiting piece and capable of rotating automatically, and the second sliding block and the screw rod are in screw rod transmission; the screw rod is driven by a servo motor fixedly arranged on the supporting plate.
Preferably, the pressure-resistant assembly at least comprises a high-pressure needle, a deep hole is formed in the central point of the accommodating cavity, and the high-pressure needle is placed in the deep hole and can move in a telescopic manner.
The integrated testing method for the compression resistance and the tension of the electromagnet comprises the following steps:
firstly, an electromagnet is placed on the bearing table, the electromagnet presses a high-pressure needle, the high-pressure needle makes contraction motion in a deep hole, then a rotary cylinder is started, and a cylinder shaft of the rotary cylinder drives a rotary arm to rotate so as to enable a pressing block to press on the electromagnet;
manually taking and inserting the plug connector placed in the groove of the fixed block onto the connector, turning over a buckle on the connector, and locking the plug connector onto the connector;
the bolt on the connector and the connecting piece are locked firstly, the servo motor is started, the servo motor drives the second sliding block to move through the screw rod, the second sliding block moves to drive the buffer block and the first sliding block to move, the first sliding block is fixedly connected with one end of the pressure sensor, the other end of the pressure sensor is fixedly connected with the connecting piece, and therefore the tension value is measured by the pressure sensor.
The invention has the following beneficial effects:
1. the structure is simple, the design is exquisite, the arrangement of the bearing table and the pressing assembly realizes the limit of the electromagnet, the movement in the test process is avoided, and the test accuracy is improved;
2. the arrangement of the electrifying assembly can detect the coil in the electromagnet, the operation is convenient, and meanwhile, the electromagnet generates magnetism in an electrified state, so that the subsequent test is facilitated;
3. the force servo assembly can provide an acting force for the connector on the electromagnet until the force servo assembly is separated from the electromagnet body, the pressure sensor accurately reads a numerical value, the measurement is accurate, and the error is greatly reduced;
4. the driving assembly can play a role in buffering the force servo assembly, so that the problem of inaccurate measured value caused by large pressure at the moment of just working or finishing working is avoided, meanwhile, the acting force can be prevented from directly acting on the pressure sensor, and the service life of the pressure sensor is greatly prolonged;
5. the setting of resistance to compression subassembly can realize the detection to the outer surface compressive capacity of electro-magnet to guarantee the qualification rate of electro-magnet.
Drawings
The technical scheme of the invention is further explained by combining the drawings as follows:
FIG. 1: the invention has a structure schematic diagram;
FIG. 2: the invention discloses a structural schematic diagram of a bearing table.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.
As shown in fig. 1 to fig. 2, the present invention discloses an integrated testing apparatus for anti-compression and tension of an electromagnet, the electromagnet at least comprises a body 100, one end of the body 100 is provided with a connector 101 electrically connected to an internal coil thereof, the other end is provided with a connector 102 capable of moving horizontally relative to the body, and a bolt 103 is fixedly arranged on the connector 102. A coil (not shown in the figure) is arranged in the body 100, when the coil is in an electrified state, a piston (not shown in the figure) inside the coil can generate magnetism to attract the connector 102, in an actual product, the connector 102 is connected with the product, but the bolt 103 is adopted for connecting the product for a test convenience.
In the invention, the integrated testing device for the compression resistance and the tension of the electromagnet at least comprises a supporting plate and a bearing table 1 which is fixedly arranged on the supporting plate and used for bearing the electromagnet, wherein the bearing table 1 consists of a bottom plate 11 and baffle plates 12 positioned on two sides of the bottom plate 11, an accommodating cavity 13 matched with the outer contour of the body 100 is arranged on the bottom plate 11, and the height of the accommodating cavity 13 is equal to or less than the distance from the lower surface of the connecting head 102 to the lower surface of the body 100. The central axis of the connector 101 is coaxial with the central axis of the connector 102, that is, the body 100 is partially accommodated in the accommodating cavity 13, and the connector 101 and the connector 102 at two ends of the body 100 are extended out of the accommodating cavity 13.
The supporting plate is further provided with a pressing component 5, the pressing component 5 at least comprises a rotary cylinder 51 fixedly arranged on the supporting plate, a rotary arm 52 is fixedly arranged on a cylinder shaft of the rotary cylinder 51, a pressing block 53 made of acrylic rubber is fixedly arranged on the lower surface of the rotary arm 52, and the body 100 is just pressed in the accommodating cavity 13 by the pressing block 53. The pressing component 5 and the bearing table 1 are matched with each other to limit the body 100, so that the situation that the position moves in the subsequent testing process and the tested numerical value is adversely affected is avoided.
An electrifying assembly 3 is arranged at one end of the bearing table 1, and the electrifying assembly 3 is positioned at one end of the connector 101 and can be electrically connected with the connector. Specifically, the electrifying component 3 at least comprises a fixing block 31 fixedly arranged on the supporting plate, and a trapezoidal groove 32 is formed in the fixing block 31. The electrifying component 3 further comprises a plug 33, the plug 33 can be plugged into the connector 101, the outer contour of the plug 33 is matched with the outer contour of the groove 32 and can be placed on the groove 32 of the fixing block 31, the plug 33 can be manually taken out to be plugged into the connector 101, so that the electromagnet is ensured to be in an electrified state in the testing process, and meanwhile, the connector 101 is provided with a buckle 104 for preventing the plug 33 from falling off, so that unnecessary errors in the testing process are avoided.
The other end of plummer 1 is equipped with power servo assembly 4, power servo assembly 4 is located the one end of connector 102 can drive connector 102 is followed the axis direction of electro-magnet removes. Specifically, the force servo assembly 4 at least includes a connecting member 41, one end of the connecting member 41 is provided with an opening 42 matched with the outer contour of the bolt 103, the other end of the connecting member is fixedly connected with a pressure sensor 43, and the other end of the pressure sensor 43 is fixedly connected with a first sliding block 45 slidably arranged on a sliding plate 44. The sliding plate 44 is provided with a sliding rail 441, the first sliding block 45 is provided with a sliding groove matched with the sliding rail 441, and the first sliding block 45 is driven by the driving assembly 6 to slide on the sliding plate 44. The first slider 45 is driven by the driving assembly 6 to slide on the sliding plate 44 to apply a force to the pressure sensor 43, and the other end of the pressure sensor 43 is connected to the connecting member 41, that is, the pressure sensor 43 applies a force to the connecting member 41, so that the pressure sensor 43 can read the magnitude of the applied force. However, the large force applied at the moment of working and at the moment of completing the working may cause inaccuracy in the measurement data of the pressure sensor 43 and damage to the pressure sensor.
In view of the above situation, the driving assembly 6 of the present invention has the following structure: the driving component 6 at least comprises limiting plates 61 which are arranged on the first sliding block 45 in a symmetrical structure, springs 62 are oppositely and fixedly arranged on the limiting plates 61, the springs 62 are fixedly connected with two end faces of a buffer block 63 respectively, and the buffer block 63 is fixedly connected with a second sliding block 65 through a step-shaped connecting block 64; flanges 66 fixedly arranged on the first sliding block 45 are further arranged on two sides of the buffer block 63, and the distance between every two adjacent flanges 66 is equal to the width of the buffer block 63. The driving process of the driving assembly 6 is briefly described as follows: the second slider 65 applies an acting force to the second slider 65, the second slider 65 drives the connecting block 64 and the buffer block 63 fixedly connected with the connecting block 64 to move synchronously, and two ends of the buffer block 63 are connected with the spring 62, that is, at a moment of work or a moment of finishing work, the second slider 65 applies a larger acting force to the buffer block 63, but the spring 62 is arranged to apply a reaction force to the buffer block 63 at a moment, that is, a smaller acting force is applied to the first slider 45, so that the problem that the pressure sensor is damaged due to an excessively large instant acting force can be avoided, and the measurement accuracy of the pressure sensor can be ensured.
In the present invention, the driving assembly 6 further includes a limiting member 67 fixedly disposed on the supporting plate, and a screw rod 68 rotatably disposed on the limiting member 67, and the second slider 65 and the screw rod 68 are in screw rod transmission; the lead screw 68 is driven by a servo motor 69 fixed to the support plate.
The bearing table 1 is provided with a pressure-resistant assembly 2 for testing the pressure resistance of the electromagnet, specifically, the pressure-resistant assembly 2 at least comprises a high-pressure needle 21, a deep hole 22 is formed in the central point of the accommodating cavity 13, and the high-pressure needle 21 is placed in the deep hole 22 and can move in a telescopic manner. The detection of the outer surface pressure resistance of the electromagnet can be realized by the arrangement, so that the qualification rate of the electromagnet is ensured.
The working process of the invention is briefly described as follows: firstly, an electromagnet is placed on the bearing table 1, the electromagnet presses the high-pressure needle 21, the high-pressure needle 21 makes contraction motion in the deep hole 22, then the rotary cylinder 51 is started, and a cylinder shaft of the rotary cylinder 51 drives the rotating arm 52 to rotate, so that the pressing block 53 presses on the electromagnet. The plug 33 placed in the fixing block groove 32 is manually taken and inserted into the connector 101, the buckle 101 on the connector 101 is turned over, and the plug 33 is locked on the connector 101. Firstly, the bolt 103 on the connector 102 is locked with the connector 41, the servo motor 69 is started, the servo motor 69 drives the second slider 65 to move through the screw rod 68, the second slider 65 moves to drive the buffer block 63 and the first slider 45 to move, the first slider 45 is fixedly connected with one end of the pressure sensor 43, the other end of the pressure sensor 43 is fixedly connected with the connector 41, and therefore the tension value is measured by the pressure sensor 43.
The invention has the following beneficial effects:
1. the structure is simple, the design is exquisite, the arrangement of the bearing table and the pressing assembly realizes the limit of the electromagnet, the movement in the test process is avoided, and the test accuracy is improved;
2. the arrangement of the electrifying assembly can detect the coil in the electromagnet, the operation is convenient, and meanwhile, the electromagnet generates magnetism in an electrified state, so that the subsequent test is facilitated;
3. the force servo assembly can provide an acting force for the connector on the electromagnet until the connector is separated from the electromagnet body, the pressure sensor can accurately read a numerical value, the measurement is accurate, and the error is greatly reduced;
4. the driving assembly can play a role in buffering the force servo assembly, so that the problem of inaccurate measured value caused by large pressure at the moment of just working or finishing working is avoided, meanwhile, the acting force can be prevented from directly acting on the pressure sensor, and the service life of the pressure sensor is greatly prolonged;
5. the setting of resistance to compression subassembly can realize the detection to the outer surface compressive capacity of electro-magnet to guarantee the qualification rate of electro-magnet.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is merely a detailed description of possible embodiments of the present invention, and it is not intended to limit the scope of the invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The electromagnet compression resistance and tension integrated testing device at least comprises a body (100), wherein one end of the body (100) is provided with a connector (101) electrically connected with an internal coil of the body, the other end of the body is provided with a connector (102) capable of horizontally moving relative to the connector, and a bolt (103) is fixedly arranged on the connector (102); the method is characterized in that: the device comprises a supporting plate and a bearing table (1) fixedly arranged on the supporting plate and used for bearing the electromagnet, wherein a compression-resistant assembly (2) used for testing the compression resistance of the electromagnet is arranged on the bearing table (1); an electrifying assembly (3) and a force servo assembly (4) are further arranged at two ends of the bearing table (1), and the electrifying assembly (3) is located at one end of the connector (101) and can be electrically connected with the connector; the force servo assembly (4) is positioned at one end of the connector (102) and can drive the connector (102) to move along the direction of the central axis of the electromagnet;
the electrifying component (3) at least comprises a fixed block (31) fixedly arranged on the supporting plate, and a trapezoidal groove (32) is formed in the fixed block (31); the electrifying assembly (3) further comprises a plug-in connector (33), the plug-in connector (33) can be plugged into the connector (101), the outer contour of the plug-in connector (33) is matched with the outer contour of the groove (32), and the plug-in connector can be placed on the groove (32) of the fixing block (31);
the connector (101) is provided with a buckle (104) for preventing the plug connector (33) from falling off.
2. The integrated testing device for the compression resistance and the tensile force of the electromagnet as claimed in claim 1, wherein: plummer (1) comprises bottom plate (11) and baffle (12) that are located bottom plate (11) both sides, be equipped with one on bottom plate (11) with body (100) outline assorted accepts chamber (13), the height of accepting chamber (13) equals or is less than connector (102) lower surface arrives the distance of body (100) lower surface.
3. The integrated testing device for the compression resistance and the tensile force of the electromagnet as claimed in claim 2, wherein: the supporting plate is further provided with a pressing assembly (5), the pressing assembly (5) at least comprises a rotary cylinder (51) fixedly arranged on the supporting plate, a rotary arm (52) is fixedly arranged on a cylinder shaft of the rotary cylinder (51), a pressing block (53) made of acrylic rubber is fixedly arranged on the lower surface of the rotary arm (52), and the body (100) is just pressed in the accommodating cavity (13) by the pressing block (53).
4. The integrated testing device for the compression resistance and the tensile force of the electromagnet as claimed in claim 3, wherein: the force servo assembly (4) at least comprises a connecting piece (41), one end of the connecting piece (41) is provided with an opening (42) matched with the outer contour of the bolt (103), the other end of the connecting piece is fixedly connected with a pressure sensor (43), and the other end of the pressure sensor (43) is fixedly connected with a first sliding block (45) which is arranged on a sliding plate (44) in a sliding mode.
5. The integrated testing device for the compression resistance and the tensile force of the electromagnet as claimed in claim 4, wherein: the sliding plate (44) is provided with a sliding rail (441), the first sliding block (45) is provided with a sliding groove matched with the sliding rail (441), and the first sliding block (45) is driven by a driving assembly (6) to slide on the sliding plate (44).
6. The integrated testing device for the compression resistance and the tensile force of the electromagnet as claimed in claim 5, wherein: the driving component (6) at least comprises limiting plates (61) which are arranged on the first sliding block (45) in a symmetrical structure, springs (62) are oppositely and fixedly arranged on the limiting plates (61), the springs (62) are fixedly connected with two end faces of a buffer block (63) respectively, and the buffer block (63) is fixedly connected with a second sliding block (65) through a step-shaped connecting block (64); flanges (66) fixedly arranged on the first sliding block (45) are further arranged on two sides of the buffer block (63), and the distance between every two adjacent flanges (66) is equal to the width of the buffer block (63); the driving assembly (6) further comprises a limiting piece (67) fixedly arranged on the supporting plate and a screw rod (68) which is arranged on the limiting piece (67) and can rotate, and the second sliding block (65) and the screw rod (68) are in screw rod transmission; the screw rod (68) is driven by a servo motor (69) fixedly arranged on the supporting plate.
7. The integrated testing device for the compression resistance and the tensile force of the electromagnet as claimed in claim 6, wherein: the pressure-resistant assembly (2) at least comprises a high-pressure needle (21), a deep hole (22) is formed in the central point of the accommodating cavity (13), and the high-pressure needle (21) is placed in the deep hole (22) and can move in a telescopic mode.
8. The integrated test method for the compression resistance and the tension of the electromagnet is characterized in that: the integrated testing device for the compression resistance and the tension of the electromagnet based on claim 7 comprises the following steps:
s1, firstly, an electromagnet is placed on a bearing table (1), the electromagnet presses a high-pressure needle (21), the high-pressure needle (21) makes contraction motion in a deep hole (22), then a rotary cylinder (51) is started, and a cylinder shaft of the rotary cylinder (51) drives a rotary arm (52) to rotate, so that a pressing block (53) presses the electromagnet;
s2, after the step S1 is completed, manually taking and inserting the plug connector (33) placed in the fixed block groove (32) onto the connector (101), turning over the buckle (104) on the connector (101), and locking the plug connector (33) on the connector (101);
s3, after the step S2 is completed, firstly locking the bolt (103) on the connector (102) and the connecting piece (41), starting the servo motor (69), driving the second sliding block (65) to move by the servo motor (69) through the screw rod (68), driving the buffer block (63) and the first sliding block (45) to move by the second sliding block (65), fixedly connecting the first sliding block (45) with one end of the pressure sensor (43), and fixedly connecting the other end of the pressure sensor (43) with the connecting piece (41), so that the tension value is measured by the pressure sensor (43).
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| CN201810541896.2A CN108469371B (en) | 2018-05-30 | 2018-05-30 | Integrated testing device and method for compression resistance and tension of electromagnet |
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| CN201810541896.2A CN108469371B (en) | 2018-05-30 | 2018-05-30 | Integrated testing device and method for compression resistance and tension of electromagnet |
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| CN108469371B true CN108469371B (en) | 2023-04-07 |
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| CN109270477B (en) * | 2018-10-10 | 2023-10-10 | 康德瑞恩电磁科技（中国）有限公司 | Electromagnet reaction time testing device and method |
| CN109188325A (en) * | 2018-10-10 | 2019-01-11 | 康德瑞恩电磁科技（中国）有限公司 | High precision electro magnet test device and its method |
| CN109596424B (en) * | 2019-01-07 | 2024-02-13 | 无锡奥特维科技股份有限公司 | Tension testing device |
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