CN114152831B - Test equipment for crimping type power device - Google Patents
Test equipment for crimping type power device Download PDFInfo
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- CN114152831B CN114152831B CN202111483879.6A CN202111483879A CN114152831B CN 114152831 B CN114152831 B CN 114152831B CN 202111483879 A CN202111483879 A CN 202111483879A CN 114152831 B CN114152831 B CN 114152831B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/10—Energy storage using batteries
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Abstract
The present invention relates to a test apparatus for a crimping type power device, the test apparatus including: hot pressing mechanism, hot pressing sensor subassembly, drive mechanism and control mechanism. According to the invention, by arranging the hot pressing mechanism, the hot pressing sensor assembly, the transmission mechanism and the control mechanism, the automatic transmission of the module to be tested and the automatic adjustment of pressure and temperature are realized, and the automation degree of the compression type power device testing equipment is improved.
Description
Technical Field
The invention relates to the technical field of power semiconductor device testing, in particular to testing equipment for a crimping type power device.
Background
In the fields of electric power and industrial technology, the promotion of low-carbon and zero-carbon technology will be the main development direction in the future. Under the background, the flexible direct current transmission (VSC-HVDC) technology is widely applied, and high attention is paid to and development is made on a crimping type power device with excellent characteristics such as double-sided heat dissipation and failure short circuit.
The crimping type power device is used as a core component for current conversion in the flexible direct current transmission technology, works in a high-voltage and high-current environment, and has important significance on the stable operation of a power grid in terms of safety and reliability. For device manufacturers with large production scale, the test of the crimping type power device is an important link in the production and preparation process of the crimping type power device, and a large amount of repeated tests are required. Meanwhile, the dynamic and static characteristics of the crimping type power device are greatly influenced by temperature and pressure, so the crimping type power device needs to be tested under the conditions of different temperatures and different pressures. Therefore, it is necessary to efficiently and quickly implement the test of the crimping type power device under different temperature and pressure conditions. In a conventional testing method, a crimping type power device to be tested is usually placed on a testing platform, and the relative position between the crimping type power device to be tested and a pressure and temperature applying device is manually adjusted through visual observation, manual adjustment and the like.
The traditional test method has the following defects:
the manual adjustment efficiency is low, and when large-scale testing is required, the testing process is seriously influenced.
The manual adjustment has certain errors, and the accuracy of the test result can be greatly influenced.
When the crimping type power device to be measured is replaced, the whole test platform needs to be powered off, and continuous measurement cannot be realized.
The measuring equipment has single function and poor expansibility.
How to improve the automation degree of the crimping type power device testing equipment becomes a technical problem to be solved urgently.
Disclosure of Invention
In view of the above, the present invention provides a testing apparatus for a crimping type power device, so as to improve the automation degree of the testing apparatus for the crimping type power device.
In order to achieve the purpose, the invention provides the following scheme:
a test apparatus for a crimp-type power device, the test apparatus comprising: the hot pressing mechanism, the hot pressing sensor assembly, the transmission mechanism and the control mechanism;
the hot-pressing mechanism is arranged at a preset position of the transmission mechanism;
the hot-pressing sensor assembly is arranged on the hot-pressing mechanism and is connected with the control mechanism; the hot-pressing sensor assembly is used for detecting a temperature signal and a pressure signal;
the control mechanism is connected with the transmission mechanism, the control mechanism is used for controlling the transmission mechanism, and the transmission mechanism is used for transmitting the module to be tested to a preset position under the control of the control mechanism;
control mechanism with hot pressing mechanism connects, control mechanism still is used for the basis temperature signal with pressure signal is right hot pressing mechanism controls, hot pressing mechanism is used for to the awaiting measuring module of predetermineeing the position pressurize and heat under control mechanism's control.
Optionally, the transmission mechanism comprises a conveyor belt bracket, a servo motor, a driving wheel shaft, a driven wheel shaft and a conveyor belt;
the driving wheel shaft and the servo motor are fixed at one end of the conveyor belt bracket, an output shaft of the servo motor is connected with the driving wheel shaft through a wheel belt, the driven wheel shaft is arranged at the other end of the conveyor belt bracket, and the conveyor belt is sleeved on the driving wheel shaft and the driven wheel shaft and is attached to the upper surface of a fixed steel rail of the conveyor belt bracket; a plurality of open grooves are uniformly formed in the conveyor belt and used for placing modules to be tested;
the servo motor is connected with the control mechanism.
Optionally, the conveyor belt support comprises a fixed steel rail and a plurality of support columns;
the fixed steel rail is arranged on the plurality of support columns.
Optionally, the transmission mechanism further comprises two groups of limiting devices;
the two groups of limiting devices are respectively arranged on two sides of the conveying belt between the driving wheel shaft and the preset position and two sides of the conveying belt between the driven wheel shaft and the preset position.
Optionally, the limiting device includes: two limiting hoses and a plurality of limiting hose clamps;
the limiting hose clamps are respectively arranged on two sides of the conveyor belt and fixed with the conveyor belt bracket;
and the two limiting hoses are respectively fixed with the limiting hose clamps positioned at two sides of the conveyor belt.
Optionally, the transmission mechanism is further provided with a collection box, and the collection box is connected with limiting devices located on two sides of the conveyor belt between the driven wheel shaft and the preset position.
Optionally, the hot press mechanism includes: the device comprises a cylinder support frame, a cylinder, a fixed guide pillar, a pressing bar, a hot-pressing fixed plate, an electromagnetic heating plate, an upper electrode pressing plate, a collector pressing plate and a lower electrode pressing plate;
the cylinder is arranged on a cylinder fixing plate of the cylinder supporting frame;
the pressing strip is connected to the lower part of the cylinder fixing plate through the fixing guide pillar, and the output end of the cylinder is connected with the pressing strip;
the pressing strip is connected with the hot pressing fixing plate through a spring;
the electromagnetic heating plate, the upper electrode pressure plate and the collecting electrode pressure plate are sequentially and coaxially fixed on the lower part of the hot pressing fixing plate from top to bottom;
the lower electrode pressing plate is arranged on the lower portion of the preset position of the conveyor belt and is coaxial with the collecting electrode pressing plate.
Optionally, the cylinder support frame includes a cylinder fixing plate and two support plates;
the two supporting plates fix the cylinder fixing plate on a box body control table of the control mechanism.
Optionally, the control mechanism includes a master controller, a temperature controller, a pressure controller, a hub, a box console and a support cylinder;
the box body control table is arranged at the preset position, the box body control table is hollow, a fixed steel rail of the transmission mechanism and a conveyor belt at the lower part penetrate through the box body control table, and the upper surface of the box body control table is attached to the lower surface of the conveyor belt at the upper part;
the supporting cylinder is arranged at the lower part of the box body console and is used for supporting the box body console;
the lower electrode pressing plate is arranged on the upper surface of the box body control platform;
the temperature controller is connected with a temperature sensor in the hot-pressing sensor assembly and an electromagnetic heating plate in the hot-pressing mechanism through a concentrator;
the pressure controller is connected with a pressure sensor in the hot-pressing sensor assembly and a cylinder in the hot-pressing mechanism through a concentrator;
and the master controller is connected with the servo motor through a concentrator.
Optionally, the thermocompression sensor assembly includes a pressure sensor and a temperature sensor;
the pressure sensor is arranged between the hot-pressing fixing plate and the electromagnetic heating plate;
the temperature sensor is arranged on the box body console.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention discloses a test equipment for a crimping type power device, which comprises: the hot pressing mechanism, the hot pressing sensor assembly, the transmission mechanism and the control mechanism; the hot-pressing mechanism is arranged at a preset position of the transmission mechanism; the hot-pressing sensor assembly is arranged on the hot-pressing mechanism and is connected with the control mechanism; the hot-pressing sensor assembly is used for detecting a temperature signal and a pressure signal; the control mechanism is connected with the transmission mechanism and used for controlling the transmission mechanism, and the transmission mechanism is used for transmitting the module to be tested to a preset position under the control of the control mechanism; the control mechanism is connected with the hot-pressing mechanism, the control mechanism is further used for controlling the hot-pressing mechanism according to the temperature signal and the pressure signal, and the hot-pressing mechanism is used for pressurizing and heating the module to be tested at the preset position under the control of the control mechanism. According to the invention, by arranging the hot pressing mechanism, the hot pressing sensor assembly, the transmission mechanism and the control mechanism, the automatic transmission of the module to be tested and the automatic adjustment of pressure and temperature are realized, and the automation degree of the compression type power device testing equipment is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a testing apparatus for a crimping type power device according to the present invention;
FIG. 2 is a schematic structural diagram of a transmission mechanism provided by the present invention;
FIG. 3 is a schematic structural diagram of a hot-pressing mechanism and a control mechanism provided in the present invention;
FIG. 4 is a schematic structural diagram of a hot press mechanism according to the present invention;
FIG. 5 is a schematic structural diagram of a module under test provided in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The invention aims to provide test equipment for a crimping type power device, so as to improve the automation degree of the test equipment for the crimping type power device.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, the testing apparatus for a crimping type power device provided by the present invention comprises a hot pressing mechanism 1, a transmission mechanism 2, a control mechanism 3 and a hot pressing sensor assembly, wherein the hot pressing sensor assembly comprises a pressure sensor 113 and a temperature sensor 114.
As shown in fig. 3, the thermal press mechanism 1 includes: the device comprises an air cylinder 11, a fixed guide post 12, an air cylinder fixing plate 13, a pressing strip 14, a spring 15, a hot-pressing fixing plate 16, an electromagnetic heating plate 17, an upper electrode pressure plate 18, a collecting electrode pressure plate 19, a supporting plate 111 and a lower electrode pressure plate 112.
The connection relationship of each component in the hot pressing mechanism 1 is as follows: the cylinder 11 is connected with the cylinder fixing plate 13 and the pressing bar 14 through the central guide pillar and the cylinder fixing piece. The symmetrical position all is equipped with four same open slots in aperture above two backup pads 111, and 8 bolts of the left and right sides total form zonulae occludens through open slot and cylinder 13 fixed plate. The support plate 111 is perpendicular to and closely connected to the upper surface of the cabinet console 35. The fixing plate of the cylinder 13 is connected with the pressing bar 14 through two fixing guide posts 12. The pressing strip 14 is a cuboid, four open slots with the same aperture are arranged at the symmetrical positions of the four vertex angles, the pressing strip 14 is connected with the hot-pressing fixing plate 16 through four bolts, and each bolt penetrates through one open slot and is sleeved with one spring 15. Two open slots with the same aperture are arranged at the symmetrical positions in the middle of the hot pressing fixed plate 16, and the hot pressing fixed plate 16, the pressure sensor 113, the electromagnetic heating plate 17, the upper electrode pressure plate 18 and the collector electrode pressure plate 19 are connected by two bolts in the up-down sequence, and the two bolts penetrate through the open slots at the symmetrical positions in the middle of the hot pressing fixed plate 16. The temperature sensor 114 is disposed on the upper surface of the cabinet console 35 and aligned with the center of the lower electrode platen 112. The lower electrode pressing plate 112 is a middle block of the upper table surface of the box body control table 35, the area of the lower electrode pressing plate is the same as that of the electromagnetic heating plate 17, the upper electrode pressing plate 18 and the collector pressing plate 19, and the vertical central axes of the four pressing plates are coincident.
As shown in fig. 2, the transmission mechanism includes: servo motor 21, wheel axle 22, conveyer belt 23, fixed rail 24, spacing hose card 25, spacing hose 26, collecting box 27, support column 28.
The connection relationship of each component in the transmission mechanism is as follows: the servo motor 21 is connected with the wheel shaft 22 through a wheel belt, the two sides of the wheel shaft 22 are connected with fixing plates, the tail ends of the fixing plates on the two sides are connected with sliding blocks, the wheel shaft 22 is connected with a fixed steel rail 24 through the fixing plates and the sliding blocks, adjustable positioning bolts are arranged at the left end and the right end of each sliding block, the driven wheel shaft on the opposite side is not connected with the servo motor, and the other connection conditions are the same as those of the servo motor. The two sides of the fixed steel rail 24 are provided with sliding grooves, the two sides of the fixed steel rail 24 are respectively provided with four limiting hose clamps 25, the lower end of each limiting hose clamp 25 is provided with an H-shaped sliding arm, and the left end and the right end of each H-shaped sliding arm are provided with adjustable positioning bolts. Four limiting hoses 26 are connected with 8 limiting hose clamps 25 on two sides, and each limiting hose 26 is matched and clamped with two limiting hose clamps 25. Two limit hoses 25 at the opposite side of the servo motor 21 are connected with a collection box 27 through fixing bolts. The support columns 28 are four in number, are distributed on two sides of the fixed steel rail 24, are distributed on two sides of each fixed steel rail, and are firmly bolted to the fixed steel rails.
As shown in fig. 3, the control mechanism includes: a master controller 31, a temperature controller 32, a pressure controller 33, a hub 34, a box console 35, and a support column 36
Connection relation: the main body of the master controller 31, the temperature controller 32 and the pressure controller 33 is placed inside the box body console 35, the digital display and control part is exposed out of an opening on the side face of the box body console 35, and three hubs 34 are arranged on the opposite side. Four support columns 36 are connected to the bottom of the box console 35.
As shown in fig. 5, in combination with the packaging characteristics of the crimping type power device, a single test module is formed as follows: the device 42 to be tested is placed between the upper disc electrode 41 and the lower disc electrode 43, the radius of the disc electrodes is consistent with the radius of the circular opening grooves in the conveyor belt 23 and the collector pressing plate 19, and the collector electrode and the emitter electrode of the device 42 to be tested are arranged on the upper portion and the lower portion.
The working principle of the test equipment for the crimping type power device is as follows:
the tester places a plurality of test modules in a circular open slot corresponding to the conveyor belt 23 in a group of four, starts the master controller 31, the temperature controller 32 and the pressure controller 33, and sets the temperature and pressure values. The master controller 31 sends a control signal to the servo motor 21, the servo motor 21 rotates for a certain number of turns to convey the test modules to corresponding positions (preset positions), at the moment, the open slot of the conveyor belt and a group of test modules on the open slot coincide with the vertical central shaft of the collecting electrode pressing plate 19, and the servo motor stops rotating. At this time, the master controller sends a signal to the pressure controller, the air cylinder 11 drives the pressing bar 14, the spring 15, the hot pressing fixing plate 16, the pressure sensor 113, the electromagnetic heating plate 17, the upper electrode pressing plate 18 and the collecting electrode pressing plate 19 to vertically move downwards at a common speed through the air cylinder fixing piece, when the collecting electrode pressing plate 19 contacts with an electrode at the upper end of the testing module, the descending speed is slowed down, the four springs at the symmetrical positions of the four vertex angles of the pressing bar 14 start to compress, the pressure sensor 113 measures the pressure in real time until the indication value of the pressure sensor returning to the pressure controller is equal to a set value, and the air cylinder 11 stops running. When the test module reaches the corresponding position, the master controller 31 sends a control signal to the temperature controller 32, the coil inside the electromagnetic heating plate 17 starts to heat the heating plate through the electromagnetic induction principle, the electromagnetic heating plate 17 conducts heat to the test module through heat transfer, the temperature sensor 114 can feed back real-time temperature, and when the temperature reaches the set temperature, the electromagnetic heating plate 17 enters a heat preservation state to maintain the current temperature unchanged. It should be noted that, in order to improve the expansibility of the present invention, the external test circuit is not shown, and the selection of the external test circuit can be determined according to the user's requirements, such as: static characteristic test circuit, dynamic characteristic test circuit, etc. As shown in fig. 2 and 4, the upper electrode pressing plate 18, the collector pressing plate 19, the conveyor belt 23 and the lower electrode pressing plate 112 of the present invention are all provided with square slots with the same size for placing external test circuit electrodes, the upper electrode pressing plate 18 and the lower electrode pressing plate 112 are also provided with wire slots, and wires can be led out through three hubs 34 arranged on the side surface of the box body control console 35. And the test is completed once under the coordination of an external test circuit, and the process is repeated, so that the high-efficiency and large-batch test of the crimping type power device can be realized.
The invention has the beneficial effects that:
high efficiency and high precision. Aiming at the problem that the position of the existing temperature and pressure applying device needs to be manually adjusted, in the pressure applying process, the circular open slots are formed in the conveyor belt 23 and the collector pressing plate 19, the sizes of the circular open slots are consistent with those of the upper disc electrode 41 and the lower disc electrode 43 in the module to be tested, and the corresponding parts of the collector pressing plate 19, the testing module and the conveyor belt 23 are completely pressed, so that the consistency of pressure centers is ensured. Meanwhile, the two side limiting hoses are arranged in the transmission mechanism, so that the test module is prevented from deviating in the conveying process. In order to ensure uniform pressure distribution, the pressing strip 14 is connected with the hot-pressing fixing plate 16 through four bolts, each bolt is sleeved with one spring 15, when the pressure distribution is uneven, pressure compensation is carried out through the springs 15, pressure equalization is achieved, meanwhile, a real-time pressure value is returned through the pressure sensor 113, and accurate pressure is provided for the crimping type power device. In order to improve heating efficiency and reduce energy loss, the conventional heating mode mainly comprises a resistance heater and a heating box, as shown in fig. 4, the electromagnetic heating plate 17 is adopted in the invention, a coil is arranged in the electromagnetic heating plate 17, and the electromagnetic heating plate 17 is made of a good heat conduction and magnetic conduction material, so that the preheating time is shorter and the heating efficiency is higher. Meanwhile, in order to improve the heat conduction efficiency, the contact surfaces of the electromagnetic heating plate 17, the upper electrode pressure plate 18 and the collector pressure plate 19 are coated with heat conduction silicone grease, and a real-time temperature value is returned through the temperature sensor 114, so that the accurate control of the temperature is realized.
Large-scale continuous testing can be realized. Aiming at the problem that large-scale continuous testing cannot be realized, the invention can simultaneously convey a plurality of modules to be tested through the transmission mechanism 2 to be matched with the hot-pressing mechanism 1, thereby realizing uninterrupted high-efficiency continuous testing.
The expansibility is strong. Aiming at the problems of single function and poor expansibility of measuring equipment, square opening grooves which are the same in size and used for placing external test circuit electrodes are formed in the positions of an upper electrode pressing plate 18, a collecting electrode pressing plate 19, a conveyor belt 23 and a lower electrode pressing plate 112, lead grooves are also formed in the positions of the upper electrode pressing plate 18 and the lower electrode pressing plate 112, and leads can be led out through three hubs 34 arranged on the side surface of a box body control console 35. The external test circuit can be selected independently according to the requirement, and the expansibility is strong.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. A test apparatus for a crimping type power device, characterized by comprising: the hot pressing mechanism, the hot pressing sensor assembly, the transmission mechanism and the control mechanism are arranged on the frame;
the hot-pressing mechanism is arranged at a preset position of the transmission mechanism;
the hot-pressing sensor assembly is arranged on the hot-pressing mechanism and is connected with the control mechanism; the hot-pressing sensor assembly is used for detecting a temperature signal and a pressure signal;
the control mechanism is connected with the transmission mechanism, the control mechanism is used for controlling the transmission mechanism, and the transmission mechanism is used for transmitting the module to be tested to a preset position under the control of the control mechanism;
the control mechanism is connected with the hot-pressing mechanism, the control mechanism is also used for controlling the hot-pressing mechanism according to the temperature signal and the pressure signal, and the hot-pressing mechanism is used for pressurizing and heating a module to be tested at a preset position under the control of the control mechanism;
the hot pressing mechanism comprises: the device comprises a cylinder support frame, a cylinder, a fixed guide pillar, a pressing bar, a hot-pressing fixed plate, an electromagnetic heating plate, an upper electrode pressing plate, a collector pressing plate and a lower electrode pressing plate;
the cylinder is arranged on a cylinder fixing plate of the cylinder supporting frame;
the pressing strip is connected to the lower part of the cylinder fixing plate through the fixing guide pillar, and the output end of the cylinder is connected with the pressing strip;
the pressing strip is connected with the hot pressing fixing plate through a spring;
the electromagnetic heating plate, the upper electrode pressure plate and the collector pressure plate are sequentially and coaxially fixed on the lower part of the hot pressing fixing plate from top to bottom;
the lower electrode pressing plate is arranged at the lower part of the preset position of the conveyor belt and is coaxial with the collector pressing plate;
the upper electrode pressing plate, the collecting electrode pressing plate, the conveyor belt and the lower electrode pressing plate are all provided with square opening grooves which are the same in size and used for placing external test circuit electrodes, the upper electrode pressing plate and the lower electrode pressing plate are also provided with wire grooves, wires can be led out through three wire concentrators arranged on the side face of the box body control console, and the corresponding parts of the collecting electrode pressing plate, the module to be tested and the conveyor belt are completely pressed.
2. The test apparatus for a crimp-type power device according to claim 1, wherein the transmission mechanism includes a belt support, a servo motor, a driving pulley shaft, a driven pulley shaft, and a belt;
the driving wheel shaft and the servo motor are fixed at one end of the conveyor belt bracket, an output shaft of the servo motor is connected with the driving wheel shaft through a wheel belt, the driven wheel shaft is arranged at the other end of the conveyor belt bracket, and the conveyor belt is sleeved on the driving wheel shaft and the driven wheel shaft and is attached to the upper surface of a fixed steel rail of the conveyor belt bracket; a plurality of open slots are uniformly formed in the conveyor belt and used for placing modules to be tested;
the servo motor is connected with the control mechanism.
3. The test apparatus for a crimp-type power device according to claim 2, wherein the conveyor belt holder includes a fixing rail and a plurality of support columns;
the fixed steel rail is arranged on the plurality of support columns.
4. The test apparatus for a crimp-type power device according to claim 2, wherein the transmission mechanism further includes two sets of limiting means;
the two groups of limiting devices are respectively arranged on two sides of the conveying belt between the driving wheel shaft and the preset position and two sides of the conveying belt between the driven wheel shaft and the preset position.
5. The test apparatus for a crimp-type power device according to claim 4, wherein the stopper includes: two limiting hoses and a plurality of limiting hose clamps;
the limiting hose clamps are respectively arranged on two sides of the conveyor belt and are fixed with the conveyor belt bracket;
and the two limiting hoses are respectively fixed with the limiting hose clamps positioned at two sides of the conveyor belt.
6. The test apparatus for a crimp-type power device according to claim 4,
the transmission mechanism is further provided with a collecting box, and the collecting box is connected with limiting devices positioned on two sides of the conveying belt between the driven wheel shaft and the preset position.
7. The test apparatus for a crimp-type power device according to claim 1, wherein the cylinder support frame comprises a cylinder fixing plate and two support plates;
the two supporting plates fix the cylinder fixing plate on a box body control table of the control mechanism.
8. The test apparatus for a crimping type power device according to claim 2, wherein the control mechanism includes a master controller, a temperature controller, a pressure controller, a hub, a box console, and a support cylinder;
the box body control table is arranged at the preset position, the box body control table is hollow, a fixed steel rail of the transmission mechanism and a conveyor belt at the lower part penetrate through the box body control table, and the upper surface of the box body control table is attached to the lower surface of the conveyor belt at the upper part;
the supporting cylinder is arranged at the lower part of the box body control platform and is used for supporting the box body control platform;
the lower electrode pressing plate is arranged on the upper surface of the box body control platform;
the temperature controller is connected with a temperature sensor in the hot-pressing sensor assembly and an electromagnetic heating plate in the hot-pressing mechanism through a concentrator;
the pressure controller is connected with a pressure sensor in the hot-pressing sensor assembly and a cylinder in the hot-pressing mechanism through a concentrator;
and the master controller is connected with the servo motor through a concentrator.
9. The test apparatus for a crimp-type power device according to claim 8, wherein the thermo-compression sensor assembly includes a pressure sensor and a temperature sensor;
the pressure sensor is arranged between the hot-pressing fixing plate and the electromagnetic heating plate;
the temperature sensor is arranged on the box body console.
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| CN202111483879.6A CN114152831B (en) | 2021-12-07 | 2021-12-07 | Test equipment for crimping type power device |
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| CN114152831A (en) | 2022-03-08 |
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