CN211043015U - Energy-saving high-low temperature impact testing machine - Google Patents
Energy-saving high-low temperature impact testing machine Download PDFInfo
- Publication number
- CN211043015U CN211043015U CN201922035870.3U CN201922035870U CN211043015U CN 211043015 U CN211043015 U CN 211043015U CN 201922035870 U CN201922035870 U CN 201922035870U CN 211043015 U CN211043015 U CN 211043015U
- Authority
- CN
- China
- Prior art keywords
- chamber
- temperature
- cavity
- door
- low
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses an energy-saving high-low temperature impact testing machine, which comprises a frame, a box door, a high-temperature chamber, a low-temperature chamber, a turntable, a driving mechanism, a chamber door and a transition chamber, wherein the high-temperature chamber, the transition chamber and the low-temperature chamber enclosed by heat insulation clapboards are arranged on the upper part of the frame in sequence, and the box door is arranged on the front sides of the high-temperature chamber, the transition chamber and the low-temperature chamber; the rotary disc is arranged at the bottom of the transition chamber cavity and is driven to rotate by the driving mechanism; the disc plate of the rotary disc extends into the high-temperature chamber and the low-temperature chamber, and the outer circumference of the disc plate of the rotary disc is symmetrically provided with a test platform for placing a test sample; set up the chamber door on the adiabatic baffle of transition chamber both sides, through the chamber door when test platform follows the carousel rotation and switches, the chamber door makes the switch door action. The utility model discloses energy-conserving high low temperature impact tester utilizes the carousel to carry test sample spare to switch different temperature cavities, and high temperature cavity and low temperature cavity keep apart and autonomous working, have improved the cavity utilization efficiency, have practiced thrift the energy.
Description
Technical Field
The utility model relates to a test equipment technical field especially relates to an energy-conserving high low temperature impact tester.
Background
The temperature impact testing machine is used as an important detection device and is mainly used for testing the safety performance of the electronic element and providing reliability tests, product screening tests and the like, and the temperature impact testing machine tests can effectively improve the reliability of products and can effectively control the quality of the products; with the continuous improvement of the product quality requirement, the temperature impact tester is widely applied to the technical fields of aviation, automobiles, household appliances and the like.
The existing temperature impact testing machine mainly comprises two box type temperature impact testing machines and three box type temperature impact testing machines: the two-box type cold-hot impact testing machine is divided into a high-temperature area and a low-temperature area, a test sample is placed in a movable hanging basket, a unique heat storage and cold storage structure is adopted, and a cylinder drives the hanging basket to move up and down in a cold-hot groove to finish cold-hot temperature impact testing. The three-box type gas cold and hot impact testing machine is formed by combining a high-temperature heat storage box, a low-temperature cold storage box and a product testing box in a three-box type, during testing, a product to be tested is placed in a test box interlayer frame, and the effect of rapidly finishing high-temperature and low-temperature alternate temperature impact is achieved through air door switching.
In the prior art, the two-box type cold and hot impact testing machine utilizes the hanging basket to move and switch between a low-temperature area and a high-temperature area, so that the hanging basket can only receive temperature impact in one temperature area and leave the other temperature area idle, and the energy for maintaining cold or heat energy is not fully utilized. Three box gaseous cold and hot impact testing machines utilize the air door to switch and reach and accomplish high temperature, low temperature alternation fast, cause the whole cooling down of rising temperature of product test box, and the temperature switching time is long to the energy waste in the switching process has been caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-conserving high low temperature impact tester utilizes the carousel to carry the test sample spare to switch different temperature cavities, and high temperature cavity and low temperature cavity keep apart and autonomous working have improved the cavity utilization efficiency, have practiced thrift the energy, can gain better experimental effect.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to an energy-conserving high low temperature impact tester, including frame, chamber door, high temperature cavity, low temperature cavity, carousel, actuating mechanism, cavity door and transition cavity, frame upper portion arranges in proper order and sets up the high temperature cavity, transition cavity and the low temperature cavity that the thermal insulation baffle encloses, the chamber door sets up the front of high temperature cavity, transition cavity and low temperature cavity; the rotary disc is arranged at the bottom of the transition chamber cavity and is driven to rotate by the driving mechanism; the disc plate of the rotary disc extends into the high-temperature chamber and the low-temperature chamber, and the outer circumferential edge of the disc plate of the rotary disc is symmetrically provided with test platforms for placing the test samples; two cavity chamber doors are respectively arranged on the heat insulation partition plates on two sides of the transition cavity chamber, the test platform passes through the cavity chamber doors when rotating and switching along with the rotary table, and the cavity chamber doors are driven by a driving unit arranged above the cavity chamber doors to perform door opening and closing actions.
Further, a viewing window is arranged on the box door, and the box door is locked by a first lock catch and seals the front surfaces of the high-temperature chamber, the transition chamber and the low-temperature chamber; an upper box cover plate is arranged above the box door and is locked by a second lock catch; and a lower box cover plate is arranged below the box door and is locked by a third lock catch.
Furthermore, notches are formed in the heat insulation partition plates on the two sides of the transition chamber at positions corresponding to the disc plates of the rotary disc, and sealing heat insulation pieces are arranged between the notches and the disc plates.
Further, actuating mechanism includes gear motor and drive gear train, the top at the pivot is installed to the carousel, the pivot is established through the bearing frame on the bottom plate of transition cavity, the bottom installation of carousel the gear wheel of drive gear train, the gear wheel with the pinion engagement of gear motor work end is connected, gear motor passes through the bearing board and installs the bottom plate below of transition cavity.
Furthermore, the driving unit comprises a driving cylinder, the driving cylinder is installed on the heat insulation partition plates on two sides of the transition chamber through a supporting seat connected with an end flange, the working end of the driving cylinder is connected with a connecting piece, and the connecting piece is fixedly connected to the top of the chamber door.
Furthermore, the two sides of the chamber door are provided with track grooves, and the chamber door is driven by the driving cylinder to slide up and down along the track grooves to perform door opening and closing actions.
Further, the air conditioner further comprises a controller, wherein the controller is positioned on the rack and controls the driving mechanism, the driving unit, the heating element, the refrigerating element and the fan.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model relates to an energy-conserving high low temperature impact tester, through arranging the high temperature cavity, transition cavity and the low temperature cavity that set up the adiabatic baffle and enclose in proper order on frame upper portion to carry the test platform of two symmetry settings by the carousel, accomplish the temperature environment of temperature impact test and switch over, avoided the cold and hot circulation of repetition of single test cavity structure, practiced thrift the energy loss in the temperature variation process, avoided the structure spare in the single test cavity to receive repeatedly cold and hot impact simultaneously and easily appear damaging, equipment life receives the influence; for two box cold and hot impact testing machines, improved the utilization efficiency of cavity, two test samples are located two temperature cavities simultaneously, have avoided the idle waste of a temperature cavity, have practiced thrift the energy, have improved efficiency of software testing.
In addition, the arrangement of the three viewing windows is convenient for visual observation of the high-temperature chamber, the transition chamber and the low-temperature chamber; through the arrangement of the first lock catch, the second lock catch and the third lock catch, the box door, the upper box cover plate and the lower box cover plate are convenient to open, and the experiment operation and the daily maintenance work are convenient. Carry out rotary drive to the carousel through gear motor and drive gear system, be convenient for control rotation speed and turned angle's accurate control, be convenient for according to actual conditions control carousel switching speed and location angle. The driving cylinder drives the chamber door to slide up and down along the track groove to make door opening and closing actions, the chamber door is guaranteed to be tightly attached to the heat insulation partition plate in the opening and closing process, a sealing ring is arranged on the inner side face of the chamber door, and a sealing ring is also arranged on the bottom face of the chamber door, so that the leakage loss of cold or heat in a corresponding temperature chamber is prevented when the chamber door is closed.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic view of the main view structure of the energy-saving high-low temperature impact tester of the present invention;
FIG. 2 is a schematic view of the working state of the energy-saving high-low temperature impact testing machine with the door and the cover plate removed;
FIG. 3 is a schematic view of the transition state of the energy-saving high-low temperature impact testing machine with the door and the cover plate removed;
FIG. 4 is a sectional view taken along line A of FIG. 2;
description of reference numerals: 1. a frame; 2. a box door; 201. a viewing window; 202. a first lock catch; 3. an upper tank cover plate; 301. a second lock catch; 4. a lower box cover plate; 401. a third lock catch; 5. a high temperature chamber; 6. a cryogenic chamber; 7. a turntable; 701. a test platform; 702. a rotating shaft; 8. a reduction motor; 9. a chamber door; 901. a connecting member; 902. a track groove; 10. a drive cylinder; 1001. a supporting seat; 11. a bottom wheel; 12. an adjustable leg; 13. a controller; 14. a transition chamber.
Detailed Description
The core of the utility model is to provide an energy-conserving high low temperature impact tester utilizes the carousel to carry the test sample spare to switch different temperature cavities, and high temperature cavity and low temperature cavity keep apart and autonomous working have improved the cavity utilization efficiency, have practiced thrift the energy, can gain better experimental effect.
In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawings, fig. 1 is a schematic view of the main structure of the energy-saving high-low temperature impact tester of the present invention; FIG. 2 is a schematic view of the working state of the energy-saving high-low temperature impact testing machine with the door and the cover plate removed; FIG. 3 is a schematic view of the transition state of the energy-saving high-low temperature impact testing machine with the door and the cover plate removed; fig. 4 is a sectional view taken along the line a of fig. 2.
In a specific embodiment, as shown in fig. 2 to 4, an energy-saving high-low temperature impact testing machine comprises a rack 1, a box door 2, a high-temperature chamber 5, a low-temperature chamber 6, a turntable 7, a driving mechanism, a chamber door 9 and a transition chamber 14, wherein the high-temperature chamber 5, the transition chamber 14 and the low-temperature chamber 6 surrounded by heat insulation partition plates are sequentially arranged at the upper part of the rack 1, and the box door 2 is arranged at front openings of the high-temperature chamber 5, the transition chamber 14 and the low-temperature chamber 6; the rotating disc 7 is arranged at the bottom of the transition chamber 14 and is driven to rotate by the driving mechanism; the disc plate of the rotary disc 7 extends into the high-temperature chamber 5 and the low-temperature chamber 6, two test platforms 701 are symmetrically arranged on the outer circumferential edge of the disc plate of the rotary disc 7, and the test platforms 701 are used for placing test samples; two cavity doors 9 are respectively arranged on the heat insulation partition boards at two sides of the transition cavity 14, the test platform 701 passes through the cavity doors 9 when rotating and switching along with the turntable 7, and the cavity doors 9 are driven by a driving unit arranged above to perform door opening and closing actions.
During operation, two test samples are placed on the test platform 701 and are respectively subjected to corresponding temperature tests in the high-temperature chamber 5 and the low-temperature chamber 6, when temperature impact needs to be switched, two chamber doors 9 arranged diagonally are opened, and the turntable 7 is driven by the driving mechanism to rotate to drive the test platform 701 to rotate for 90 degrees. The test platform 701 passes through the open door 9 of the chamber and enters the transition chamber 14. The other pair of diagonally arranged two cavity doors 9 is opened, the turntable 7 is driven by the driving mechanism to rotate to drive the testing platform 701 to rotate for 90 degrees, and the testing platform 701 enters the low-temperature cavity 6 and the high-temperature cavity 5 respectively after passing through the door of the opened cavity doors 9 to perform temperature testing, so that temperature impact switching is completed.
The high-temperature chamber 5, the transition chamber 14 and the low-temperature chamber 6 which are enclosed by the heat insulation partition plates are sequentially arranged at the upper part of the frame 1, and the two symmetrically arranged test platforms 701 are conveyed by the turntable 7, so that the temperature environment switching of a temperature impact test is completed, the repeated cold and hot circulation of a single test chamber structure is avoided, the energy loss in the temperature change process is saved, and meanwhile, the structural part in the single test chamber is prevented from being damaged easily due to repeated cold and hot impact, and the service life of the equipment is prevented from being influenced; for two box cold and hot impact testing machines, improved the utilization efficiency of cavity, two test samples are located two temperature cavities simultaneously, have avoided the idle waste of a temperature cavity, have practiced thrift the energy, have improved efficiency of software testing.
In a specific embodiment of the present invention, as shown in fig. 1, three viewing windows 201 are provided on the box door 2, which correspond to the high temperature chamber 5, the transition chamber 14 and the low temperature chamber 6, respectively, and the box door 2 is locked by the first lock catch 202 and closes the front of the high temperature chamber 5, the transition chamber 14 and the low temperature chamber 6. An upper box cover plate 3 of the closed top box is arranged above the box door 2, and the upper box cover plate 3 is locked by a second lock catch 301. A lower box cover plate 4 of the closed bottom box is arranged below the box door 2, and the lower box cover plate 4 is locked by a third lock catch 401.
Through the arrangement of the three viewing windows 201, the high-temperature chamber 5, the transition chamber 14 and the low-temperature chamber 6 can be conveniently observed visually; through the arrangement of the first lock catch 202, the second lock catch 301 and the third lock catch 401, the box door 2, the upper box cover plate 3 and the lower box cover plate 4 can be opened conveniently, and the experiment operation and the daily maintenance work are facilitated.
In a specific embodiment of the present invention, the thermal insulation partition boards on both sides of the transition chamber 14 are provided with notches at the crossing positions of the tray plates of the rotary tray 7, the tray plates pass through the notches extending into the high temperature chamber 5 and the low temperature chamber 6, and a sealing thermal insulation member is provided between the notches and the tray plates, and in this embodiment, the sealing thermal insulation member uses the thermal insulation felt to seal the gap.
In a specific embodiment of the utility model, as shown in fig. 1 and 2, actuating mechanism includes gear motor 8 and drive gear train, and carousel 7 passes through the bolt and installs on the top of pivot 702, and pivot 702 erects on the bottom plate of transition cavity 14 through the bearing, and the gear wheel of drive gear train is installed to the bottom of carousel 7, and the gear wheel is connected with the pinion engagement of gear motor 8 work end, and gear motor 8 passes through the support plate and installs the bottom plate below at transition cavity 14. The motor of the reduction motor 8 is specifically a servo motor capable of controlling the output rotating speed.
Carry out rotary drive to carousel 7 through gear motor 8 and drive gear system, be convenient for control rotation speed and turned angle's accurate control, be convenient for according to actual conditions control carousel 7's switching speed and location angle.
In a specific embodiment of the present invention, as shown in fig. 2 and 3, the driving unit includes a driving cylinder 10, the driving cylinder 10 is installed on the heat insulation partition board on both sides of the transition chamber 14 through a supporting seat 1001 connected by end flanges, a connecting member 901 is connected to the working end of the driving cylinder 10, and the connecting member 901 is fixedly connected to the top of the chamber door 9. The driving cylinder 10 is a hydraulic cylinder or an air cylinder and is communicated with a pump station or an air source.
Specifically, the both sides of cavity door 9 are provided with track groove 902, and cavity door 9 slides from top to bottom along track groove 902 under the drive of actuating cylinder 10 and makes the action of opening and shutting the door, in this embodiment, track groove 902 specifically adopts L type card limit groove, and the both sides of cavity door 9 are provided with the chimb, the chimb joint is in L type card limit inslot.
Make the action of opening and shutting through actuating cylinder 10 drive chamber door 9 slides from top to bottom along track groove 902, guaranteed that chamber door 9 opens and closes the in-process and paste tightly thermal insulation partition to be provided with sealed ring on the medial surface of chamber door 9, also be provided with the sealing washer on the bottom surface, prevent under chamber door 9 closed condition, cold volume or thermal leakage loss in the corresponding temperature chamber.
In a specific embodiment of the present invention, the utility model discloses energy-conserving high low temperature impact tester still includes controller 13, and controller 13 is located frame 1 and controls driving mechanism's gear motor 8, drive unit's actuating cylinder 10, the heating element and the refrigeration element of corresponding temperature cavity, fan and so on. The controller 13 is specifically controlled by a touch screen, so that parameter control is performed on each execution element conveniently.
In a specific embodiment of the present invention, as shown in fig. 1 to 3, a bottom wheel 11 and an adjustable leg 12 are installed at the bottom of the frame 1, and the energy-saving high-low temperature impact testing machine of the present invention is moved to a desired position by the arrangement of the bottom wheel 11; through the setting of adjustable landing leg 12, be convenient for the utility model discloses an energy-conserving high low temperature impact tester fixes, prevents that the test from going on and appearing unexpected removal, and the connection that influences equipment causes experimental failure.
The utility model discloses an energy-conserving high low temperature impact tester, through arranging in proper order on frame 1 upper portion and setting up high temperature cavity 5, transition cavity 14 and low temperature cavity 6 that the thermal insulation baffle encloses, and carry two symmetrical test platform 701 that set up by carousel 7, accomplish the temperature environment of temperature impact test and switch over, avoided the cold and hot circulation of repetition of single test cavity structure, practiced thrift the energy loss in the temperature change process, avoided the structure in the single test cavity to receive repeatedly cold and hot impact simultaneously and easily appear damaging, equipment life receives the influence; for two box cold and hot impact testing machines, improved the utilization efficiency of cavity, two test samples are located two temperature cavities simultaneously, have avoided the idle waste of a temperature cavity, have practiced thrift the energy, have improved efficiency of software testing. In addition, through the arrangement of the three viewing windows 201, the high-temperature chamber 5, the transition chamber 14 and the low-temperature chamber 6 are convenient to be observed visually; through the arrangement of the first lock catch 202, the second lock catch 301 and the third lock catch 401, the box door 2, the upper box cover plate 3 and the lower box cover plate 4 can be opened conveniently, and the experiment operation and the daily maintenance work are facilitated. Carry out rotary drive to carousel 7 through gear motor 8 and drive gear system, be convenient for control rotation speed and turned angle's accurate control, be convenient for according to actual conditions control carousel 7's switching speed and location angle. Make the action of opening and shutting through actuating cylinder 10 drive chamber door 9 slides from top to bottom along track groove 902, guaranteed that chamber door 9 opens and closes the in-process and paste tightly thermal insulation partition to be provided with sealed ring on the medial surface of chamber door 9, also be provided with the sealing washer on the bottom surface, prevent under chamber door 9 closed condition, cold volume or thermal leakage loss in the corresponding temperature chamber.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (7)
1. An energy-conserving high low temperature impact tester which characterized in that: the high-temperature chamber, the transition chamber (14) and the low-temperature chamber (6) are sequentially arranged at the upper part of the rack (1) and surrounded by heat insulation partition plates, and the box door (2) is arranged on the front sides of the high-temperature chamber (5), the transition chamber (14) and the low-temperature chamber (6); the rotary disc (7) is arranged at the bottom of the transition chamber (14) and is driven to rotate by the driving mechanism; the disc plate of the rotary disc (7) extends into the high-temperature chamber (5) and the low-temperature chamber (6), the outer circumferential edge of the disc plate of the rotary disc (7) is symmetrically provided with test platforms (701), and the test platforms (701) are used for placing test samples; two cavity doors (9) are respectively arranged on heat insulation partition plates on two sides of the transition cavity (14), the test platform (701) passes through the cavity doors (9) when rotating and switching along with the turntable (7), and the cavity doors (9) are driven by a driving unit arranged above to perform door opening and closing actions.
2. The energy-saving high-low temperature impact tester according to claim 1, characterized in that: the box door (2) is provided with a viewing window (201), and the box door (2) is locked by a first lock catch (202) and seals the front surfaces of the high-temperature chamber (5), the transition chamber (14) and the low-temperature chamber (6); an upper box cover plate (3) is arranged above the box door (2), and the upper box cover plate (3) is locked by a second lock catch (301); and a lower box cover plate (4) is arranged below the box door (2), and the lower box cover plate (4) is locked by a third lock catch (401).
3. The energy-saving high-low temperature impact tester according to claim 1, characterized in that: notches are formed in the heat insulation partition plates on the two sides of the transition chamber (14) at the corresponding positions of the disc plates of the rotary disc (7), and sealing heat insulation pieces are arranged between the notches and the disc plates.
4. The energy-saving high-low temperature impact tester according to claim 3, characterized in that: actuating mechanism includes gear motor (8) and drive gear train, the top in pivot (702) is installed in carousel (7), pivot (702) are established through the bearing frame on the bottom plate of transition cavity (14), the bottom installation of carousel (7) the gear wheel of drive gear train, the gear wheel with the pinion engagement of gear motor (8) work end is connected, gear motor (8) are installed through the bedplate the bottom plate below of transition cavity (14).
5. The energy-saving high-low temperature impact tester according to claim 1, characterized in that: the driving unit comprises a driving cylinder (10), the driving cylinder (10) is installed on heat insulation partition plates on two sides of the transition chamber (14) through a supporting seat (1001) connected with a flange at the end part, the working end of the driving cylinder (10) is connected with a connecting piece (901), and the connecting piece (901) is fixedly connected to the top of the chamber door (9).
6. The energy-saving high-low temperature impact tester according to claim 5, characterized in that: two sides of the cavity door (9) are provided with track grooves (902), and the cavity door (9) slides up and down along the track grooves (902) under the driving of the driving cylinder (10) to perform door opening and closing actions.
7. The energy-saving high-low temperature impact tester according to claim 1, characterized in that: the air conditioner is characterized by further comprising a controller (13), wherein the controller (13) is located on the rack (1) and controls the driving mechanism, the driving unit, the heating element, the refrigerating element and the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922035870.3U CN211043015U (en) | 2019-11-22 | 2019-11-22 | Energy-saving high-low temperature impact testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922035870.3U CN211043015U (en) | 2019-11-22 | 2019-11-22 | Energy-saving high-low temperature impact testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211043015U true CN211043015U (en) | 2020-07-17 |
Family
ID=71535541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922035870.3U Active CN211043015U (en) | 2019-11-22 | 2019-11-22 | Energy-saving high-low temperature impact testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211043015U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157021A (en) * | 2021-06-04 | 2021-07-23 | 镇江云聚信息科技有限公司 | Temperature control device of intelligent cloud cabinet based on internet of things |
| CN113359013A (en) * | 2021-06-23 | 2021-09-07 | 姚锐 | Integrated circuit low-temperature detection pre-cooling box device and using method thereof |
| CN113484643A (en) * | 2021-07-09 | 2021-10-08 | 深圳市优瑞特检测技术有限公司 | Electronic structural component cold and hot impact test method and test equipment |
| CN115372804A (en) * | 2022-10-25 | 2022-11-22 | 杭州科工电子科技有限公司 | PCB testing tool |
-
2019
- 2019-11-22 CN CN201922035870.3U patent/CN211043015U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157021A (en) * | 2021-06-04 | 2021-07-23 | 镇江云聚信息科技有限公司 | Temperature control device of intelligent cloud cabinet based on internet of things |
| CN113157021B (en) * | 2021-06-04 | 2021-12-21 | 镇江云聚信息科技有限公司 | Temperature control device of intelligent cloud cabinet based on internet of things |
| CN113359013A (en) * | 2021-06-23 | 2021-09-07 | 姚锐 | Integrated circuit low-temperature detection pre-cooling box device and using method thereof |
| CN113484643A (en) * | 2021-07-09 | 2021-10-08 | 深圳市优瑞特检测技术有限公司 | Electronic structural component cold and hot impact test method and test equipment |
| CN115372804A (en) * | 2022-10-25 | 2022-11-22 | 杭州科工电子科技有限公司 | PCB testing tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211043015U (en) | Energy-saving high-low temperature impact testing machine | |
| CN101829858A (en) | Multi-station welding device and method for auto expansion valve | |
| CN209227018U (en) | A kind of quenching unit of engineering machinery joint guide | |
| CN108637066A (en) | One kind being used for five metalworking hot pressing dies | |
| CN116559631B (en) | Test system of integrated circuit chip | |
| CN216387326U (en) | High-low temperature aging test equipment for air cylinder | |
| CN217238242U (en) | Electronic product aging testing device | |
| CN207832467U (en) | A kind of double mode parking convertible frequency air-conditioner testing stand | |
| CN209926825U (en) | Rapid cooling oven | |
| CN207709062U (en) | A kind of high-low temperature test chamber of zone refrigeration and heating | |
| CN210401558U (en) | Temperature impact test device for crystal element | |
| CN220201763U (en) | Cooling device of tempering furnace | |
| CN220546967U (en) | High-low temperature alternating damp-heat test box | |
| CN216669682U (en) | Large-scale temperature shock test case | |
| CN201799779U (en) | Multistation welding device for automobile expansion valve | |
| CN220399177U (en) | Three-box type cold and hot impact test box | |
| CN210834124U (en) | Low-temperature fatigue experimental device for rubber pipe making | |
| CN211043014U (en) | Temperature shock test case insulation construction | |
| CN206226922U (en) | Power subsystem energizing test tank cooling device | |
| CN214678575U (en) | Rail-mounted curtain suspension production system | |
| CN217237612U (en) | Three-box type cold and hot impact testing machine | |
| CN218077960U (en) | High-low temperature test box convenient for sample soaking | |
| CN215986268U (en) | Antenna detects uses ageing equipment | |
| CN219976988U (en) | High-efficient electric heat blast drying cabinet | |
| CN217068904U (en) | High-low temperature alternating damp-heat test box convenient to observe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |