CN115301158B - Automatic box opening and closing device for artificial diamond workshop incubator - Google Patents
Automatic box opening and closing device for artificial diamond workshop incubator Download PDFInfo
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- CN115301158B CN115301158B CN202210545911.7A CN202210545911A CN115301158B CN 115301158 B CN115301158 B CN 115301158B CN 202210545911 A CN202210545911 A CN 202210545911A CN 115301158 B CN115301158 B CN 115301158B
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- feeding
- cavity
- box
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- bin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
- B01J3/065—Presses for the formation of diamonds or boronitrides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/008—Feed or outlet control devices
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The invention relates to the technical field of artificial diamonds and discloses an automatic box opening and closing device for an artificial diamond workshop incubator, which comprises an incubator and a feed box, wherein a rotating bin is rotatably connected inside the feed box, a feed inlet is formed in the outer side of the rotating bin, and a sealing cover is fixedly connected to the top of the feed box; through rotating the storehouse circulation and going on, make whole pay-off action go on in order, thereby effectively guarantee the material loading effect, distinguish simultaneously and divide into heat preservation chamber, transition chamber and ejecting chamber, both avoid synthesizing the cavity directly to get into ejecting district from the insulation can and lead to the temperature loss of synthetic cavity serious, thereby influence synthetic effect of synthetic diamond, avoid directly extracting synthetic cavity from the insulation can simultaneously, and lead to lacking the temperature detection to synthetic cavity, make synthetic cavity pass through the transition chamber, thereby effectively increase the detection effect to synthetic cavity temperature, guarantee the accuracy of temperature detection, avoid synthetic cavity temperature to be too low and lead to influencing synthetic effect of synthetic diamond.
Description
Technical Field
The invention relates to the technical field of artificial diamond, in particular to an automatic box opening and closing device for an artificial diamond workshop incubator.
Background
Diamond is commonly known as "diamond drill", which is a mineral composed of pure carbon and is the most hard substance in nature. Since the 18 th century, it was confirmed that diamond was composed of pure carbon, research into synthetic diamond began, in which a cubic press was the main equipment for making synthetic diamond. In the use process of the existing hexahedral press, the top press is required to be fed through feeding equipment, and the initial temperature of raw materials is required to be high in the feeding process of the hexahedral top press, so that the initial materials are often heated and insulated in the insulation box.
However, the existing insulation can is often directly placed in a material taking area to be taken, and the material taking and feeding operation is carried out on an AGV body to be waited, so that the working result of a material pushing mechanism of the existing insulation can is simple, the temperature detection of raw materials is lacked, the initial temperature of the raw materials cannot be directly ensured during material feeding, and the manufacturing effect of the artificial diamond is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the automatic box opening and closing device for the incubator of the artificial diamond workshop, which has the advantages of ensuring the stable operation of feeding, improving the feeding effect, effectively ensuring the initial temperature of raw materials in the feeding process and improving the yield and the quality of finished products of the artificial diamond.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an automatic device that opens and shuts of box for artificial diamond workshop insulation can, includes insulation can and feed box, the inside rotation of feed box is connected with rotates the storehouse, the feed inlet has been seted up to the outside of rotating the storehouse, the top fixedly connected with sealed lid of feed box, the discharge gate has been seted up at the top of sealed lid, the inside fixedly connected with division board of rotating the storehouse, the bottom swing joint who rotates the storehouse holds in the palm the flitch, the bottom fixedly connected with guide bar of holding in the palm the flitch, the inside fixedly connected with liftout motor of feed box, the output shaft part fixedly connected with screw thread loop bar of liftout motor, the inside sliding connection of screw thread loop bar has the ejector rod, the top fixedly connected with ejector block of ejector rod, the bottom fixedly connected with back shaft of rotating the storehouse, the bottom fixedly connected with rotation motor of back shaft, the outside fixedly connected with contact switch of feed box, contact switch and liftout motor electricity are connected.
Preferably, the inside fixedly connected with pay-off slide rail of insulation can, the outside sliding connection of pay-off slide rail has the pay-off slider, the outside swing joint of pay-off slider has the pay-off clamping jaw.
Preferably, the division plate divides the rotary bin into three spaces, each space is movably connected with a material supporting plate, and the material outlet is positioned right above the ejection block.
Preferably, the primary rotation angle of the rotating motor is sixty degrees, and the rotating motor intermittently rotates.
Preferably, the inside fixedly connected with feed back bin of feeder box, the interior bottom rotation of feed back bin is connected with the pay-off track, the inside wall swing joint of feed back bin has the closed door plant, the lateral wall fixedly connected with of feed back bin gets the material clamping jaw.
Preferably, the feeding crawler belt is connected to the outside of the feeding box in an annular rotation mode, a crawler belt driving mechanism is arranged on the outside of the feeding crawler belt, and a communication port is formed between the feed back bin and the heat insulation box.
Preferably, the outside of pay-off slider has seted up horizontal slide rail, the outside sliding connection of horizontal slide rail has horizontal slider, pay-off clamping jaw fixed connection is in the bottom of horizontal slider.
The beneficial effects are that:
1. this automatic device that opens and shuts of box for artificial diamond workshop insulation can carries out through rotating the storehouse circulation, make whole pay-off action go on in order, thereby effectively guarantee the material loading effect, distinguish simultaneously and divide into the heat preservation chamber, transition chamber and ejecting chamber, both avoid synthetic cavity directly to get into ejecting district from the insulation can and lead to the temperature loss of synthetic cavity serious, thereby influence synthetic effect of artificial diamond, avoid directly extracting synthetic cavity from the insulation can simultaneously, and lead to lacking the temperature detection to synthetic cavity, make synthetic cavity pass through the transition chamber, thereby effectively increase the detection effect to synthetic cavity temperature, guarantee the accuracy of temperature detection, avoid synthetic cavity temperature to be too low and lead to influencing synthetic effect of artificial diamond.
2. This automatic device that opens and shuts of box for artificial diamond workshop insulation can detects that its inside temperature is less than the system's setting value in ejecting chamber and the inside temperature detection device in transition chamber, moves the inside to the insulation can through the feeding track, removes the inside of synthetic cavity to the insulation can through getting material clamping jaw and reheat. Therefore, the temperature detection effect on the synthesis cavity is further improved, when the temperature is lower than a set value, the synthesis cavity in the ejection cavity or the transition cavity is effectively transferred, the control effect on the initial temperature of the synthesis cavity is further ensured, and the manufacturing quality of the artificial diamond is ensured.
3. This automatic device that opens and shuts of box for artificial diamond workshop insulation can, the feeding track is the outside of annular rotation connection at the feeding box, and the outside of feeding track is provided with track actuating mechanism, is provided with the intercommunication mouth between feed back bin and the insulation can. The feeding crawler belt is used for driving the top synthesis cavity of the feeding crawler belt to be transferred to the interior of the heat preservation box, and the feeding crawler belt is transferred to the interior of the heat preservation box through the feeding clamping jaw for continuous heating, so that the material which does not reach the standard or is lost in temperature during the period can be subjected to secondary heating.
4. This automatic device that opens and shuts of box for artificial diamond workshop insulation can drives the screw thread loop bar through the liftout motor and rotates, and the screw thread loop bar drives the ejector rod and upwards slides in the inside of pay-off case, and the ejector rod drives ejecting piece upward movement, and ejecting piece jack-up holds in the palm the flitch, makes synthetic cavity transfer to sealed top of lid through the discharge gate, makes things convenient for AGV automobile body centre gripping material, carries out the material loading action of hexahedral press, effective material loading operation's stability and accuracy.
Drawings
FIG. 1 is a schematic diagram of the overall connection of the structure of the present invention;
FIG. 2 is a schematic diagram showing the connection of the internal structure of the feeding box with the structure of the invention;
FIG. 3 is a schematic diagram showing the connection of the rotating bin and the ejection motor;
FIG. 4 is a schematic diagram showing the connection of the material supporting plate and the guide rod;
FIG. 5 is a schematic diagram of the connection of the ejector motor, threaded sleeve rod and ejector rod of the structure of the invention;
FIG. 6 is a schematic diagram of the connection of the feed shoe and the feed jaw according to the present invention.
In the figure: 1. an insulation box; 11. a feeding slide rail; 12. a feeding slide block; 13. a feeding clamping jaw; 14. a transverse slide rail; 15. a transverse slide block; 2. a feed box; 20. rotating the bin; 21. a feed inlet; 22. sealing cover; 23. a discharge port; 24. a partition plate; 25. a material supporting plate; 26. a guide rod; 27. a liftout motor; 28. a threaded sleeve rod; 29. an ejector rod; 210. an ejection block; 211. a support shaft; 212. a rotating motor; 213. a contact switch; 214. returning to a storage bin; 215. a feeder track; 216. closing the door panel; 217. a communication port; 218. and a material taking clamping jaw.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-5, an automatic box opening and closing device for an incubator in an artificial diamond workshop comprises an incubator 1 and a feeding box 2, wherein a rotating bin 20 is rotatably connected inside the feeding box 2, a feeding hole 21 is formed in the outer side of the rotating bin 20, a sealing cover 22 is fixedly connected to the top of the feeding box 2, a discharging hole 23 is formed in the top of the sealing cover 22, a partition plate 24 is fixedly connected to the inside of the rotating bin 20, a material supporting plate 25 is movably connected to the bottom of the rotating bin 20, a guide rod 26 is fixedly connected to the bottom of the material supporting plate 25, a material ejecting motor 27 is fixedly connected to the inside of the material feeding box 2, a threaded sleeve rod 28 is fixedly connected to an output shaft portion of the material ejecting motor 27, an ejector rod 29 is slidably connected to the inside of the threaded sleeve rod 28, an ejector block 210 is fixedly connected to the top of the ejector rod 29, a supporting shaft 211 is fixedly connected to the bottom of the rotating bin 20, a rotating motor 212 is fixedly connected to the bottom of the supporting shaft 211, a contact switch 213 is fixedly connected to the outside of the material feeding box 2, and the contact switch 213 is electrically connected to the ejector motor 27 and the rotating motor 212. When the contact switch 213 is triggered, the ejector motor 27 and the rotary motor 212 start to operate.
The inside fixedly connected with pay-off slide rail 11 of insulation can 1, the outside sliding connection of pay-off slide rail 11 has pay-off slider 12, and the outside swing joint of pay-off slider 12 has pay-off clamping jaw 13. The feeding clamping jaw 13 is used for transferring the synthetic cavity in the heat preservation box 1 to the rotation bin 20 through the feed inlet 21.
Wherein, division board 24 will rotate storehouse 20 and divide into three space, and every space inside all swing joint has holds in the palm flitch 25, and discharge gate 23 is located ejection block 210 directly over. The three parts of the space areas are divided into an ejection cavity positioned at the top of the ejection block 210, a heat preservation cavity communicated with the heat preservation box 1, a transition cavity connected between the ejection cavity and the heat preservation cavity, and three cavities switched along with the rotation of the rotating bin 20, wherein temperature detection devices are arranged in the ejection cavity and the transition cavity and are electrically connected with the material taking clamping jaw 218.
The rotation angle of the rotation motor 212 is sixty degrees, and the rotation motor 212 intermittently rotates. The rotation bin 20 is fixed in each rotation angle, and the space positions of the ejection cavity, the transition cavity and the heat preservation cavity are ensured to be fixed, so that the feeding stability is ensured.
Wherein, the inside fixedly connected with returns feed bin 214 of pay-off case 2, the interior bottom rotation of returning feed bin 214 is connected with feeding track 215, and the inside wall swing joint who returns feed bin 214 has sealed door plant 216, and the outside wall fixedly connected with who returns feed bin 214 gets material clamping jaw 218. Upon detecting that the temperature of the synthesized cavity within the ejection cavity and the transition cavity is below the set point, the take out jaw 218 clamps the synthesized cavity within the ejection cavity and the transition cavity, transferring the synthesized cavity within the rotating bin 20 to the interior of the return bin 214.
The feeding crawler 215 is connected to the outside of the feeding box 2 in an annular rotation mode, a crawler driving mechanism is arranged on the outside of the feeding crawler 215, and a communication port 217 is formed between the feed back bin 214 and the heat preservation box 1. The feeding crawler 215 is used for driving the top synthesis cavity to be transferred to the interior of the incubator 1, and is transferred to the interior of the incubator 1 through the feeding clamping jaw 13 for continuous heating.
The outside of the feeding slide block 12 is provided with a transverse slide rail 14, the outside of the transverse slide rail 14 is connected with a transverse slide block 15 in a sliding manner, and the feeding clamping jaw 13 is fixedly connected to the bottom of the transverse slide block 15.
The specific working process and principle are as follows: when the automatic feeding AGV body jacking pressure contact switch 213 is triggered during operation, the rotating motor 212 drives the rotating bin 20 to rotate sixty degrees through the supporting shaft 211, the transition cavity inner composite cavity rotates to the ejection cavity, the thermal insulation cavity inner composite cavity rotates to the transition cavity, meanwhile, the ejection motor 27 rotates, the ejection motor 27 drives the threaded sleeve rod 28 to rotate, the threaded sleeve rod 28 drives the ejection rod 29 to slide upwards in the feeding box 2, the ejection rod 29 drives the ejection block 210 to move upwards, the ejection block 210 ejects the material supporting plate 25, the composite cavity is transferred to the top of the sealing cover 22 through the discharge hole 23, the AGV body is convenient to clamp materials, and the feeding action of the six-sided pressing machine is performed. The whole feeding action is circularly carried out through the rotary bin 20, so that the whole feeding action is orderly carried out, the feeding effect is effectively ensured, meanwhile, the feeding action is divided into a heat preservation cavity, a transition cavity and an ejection cavity, the temperature loss of the synthetic cavity is serious due to the fact that the synthetic cavity directly enters the ejection area from the heat preservation box 1, the synthetic effect of the synthetic diamond is influenced, meanwhile, the synthetic cavity is directly extracted from the heat preservation box 1, the temperature detection of the synthetic cavity is lacked, the synthetic cavity passes through the transition cavity, the detection effect of the temperature of the synthetic cavity is effectively improved, the accuracy of the temperature detection is ensured, and the synthetic effect of the synthetic diamond is prevented from being influenced due to the fact that the temperature of the synthetic cavity is too low.
The device system sets a working starting temperature set value of a material taking clamping jaw 218, when temperature detection devices in an ejection cavity and a transition cavity detect that the temperature in the material taking clamping jaw 218 is lower than the system set value, the material taking clamping jaw 218 clamps a synthesized cavity in the ejection cavity and the transition cavity, the synthesized cavity is clamped and moved to the top of a feeding crawler 215, the feeding crawler 215 is moved to the inside of an insulation box 1 through a communication port 217, and a transverse sliding block 15 in the insulation box 1 carries out feeding of a high-temperature synthesized cavity and recycling of a low-temperature synthesized cavity through left-right movement, so that when the feeding crawler 215 moves the synthesized cavity to the inside of the insulation box 1, the transverse sliding block 15 drives the material taking clamping jaw 218 to move to the top of the synthesized cavity, and the synthesized cavity is moved to the inside of the insulation box 1 through the material taking clamping jaw 218 to be reheated. Therefore, the temperature detection effect on the synthesis cavity is further improved, when the temperature is lower than a set value, the synthesis cavity in the ejection cavity or the transition cavity is effectively transferred, the control effect on the initial temperature of the synthesis cavity is further ensured, and the manufacturing quality of the artificial diamond is ensured.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatic device that opens and shuts of box for artificial diamond workshop insulation can, includes insulation can (1) and feeder box (2), its characterized in that: the automatic feeding device is characterized in that a rotating bin (20) is rotatably connected to the inside of the feeding box (2), a feeding hole (21) is formed in the outer side of the rotating bin (20), a sealing cover (22) is fixedly connected to the top of the feeding box (2), a discharging hole (23) is formed in the top of the sealing cover (22), a separation plate (24) is fixedly connected to the inside of the rotating bin (20), a material supporting plate (25) is movably connected to the bottom of the rotating bin (20), a guide rod (26) is fixedly connected to the bottom of the material supporting plate (25), a jacking motor (27) is fixedly connected to the inside of the feeding box (2), a threaded sleeve rod (28) is fixedly connected to an output shaft portion of the jacking motor (27), an ejector rod (29) is slidably connected to the inside of the threaded sleeve rod (28), an ejector block (210) is fixedly connected to the top of the ejector rod (29), a supporting shaft (211) is fixedly connected to the bottom of the rotating bin (20), a rotating motor (212) is fixedly connected to the bottom of the supporting shaft (211), and the outer switch (213) of the feeding box (2) is fixedly connected to the electric switch (213);
the partition plate (24) is used for dividing the rotary bin (20) into three spaces, each space is internally and movably connected with a material supporting plate (25), the discharge hole (23) is positioned right above the ejection block (210), the three spaces are divided into an ejection cavity positioned at the top of the ejection block (210) and a heat preservation cavity communicated with the heat preservation box (1), a transition cavity between the ejection cavity and the heat preservation cavity is connected, three cavities are switched along with the rotation of the rotary bin (20), and temperature detection devices are arranged in the ejection cavity and the transition cavity.
2. The automatic box opening and closing device for an artificial diamond workshop incubator according to claim 1, characterized in that: the novel feeding device is characterized in that a feeding sliding rail (11) is fixedly connected to the inside of the insulation box (1), a feeding sliding block (12) is connected to the outside of the feeding sliding rail (11) in a sliding mode, and a feeding clamping jaw (13) is movably connected to the outside of the feeding sliding block (12).
3. The automatic box opening and closing device for an artificial diamond workshop incubator according to claim 1, characterized in that: the primary rotation angle of the rotating motor (212) is sixty degrees, and the rotating motor (212) intermittently rotates.
4. The automatic box opening and closing device for an artificial diamond workshop incubator according to claim 1, characterized in that: the feeding box is characterized in that a feed returning bin (214) is fixedly connected to the inside of the feeding box (2), a feeding crawler belt (215) is rotatably connected to the inner bottom of the feed returning bin (214), a closed door plate (216) is movably connected to the inner side wall of the feed returning bin (214), and a material taking clamping jaw (218) is fixedly connected to the outer side wall of the feed returning bin (214).
5. The automatic box opening and closing device for an artificial diamond workshop incubator according to claim 4, wherein: the feeding crawler belt (215) is connected to the outside of the feeding box (2) in an annular rotating mode, a crawler belt driving mechanism is arranged on the outside of the feeding crawler belt (215), and a communication port (217) is formed between the feed back bin (214) and the heat preservation box (1).
6. The automatic box opening and closing device for an incubator of an artificial diamond workshop according to claim 2, wherein: the outside of pay-off slider (12) has seted up horizontal slide rail (14), the outside sliding connection of horizontal slide rail (14) has horizontal slider (15), pay-off clamping jaw (13) fixed connection is in the bottom of horizontal slider (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210545911.7A CN115301158B (en) | 2022-05-18 | 2022-05-18 | Automatic box opening and closing device for artificial diamond workshop incubator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210545911.7A CN115301158B (en) | 2022-05-18 | 2022-05-18 | Automatic box opening and closing device for artificial diamond workshop incubator |
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| Publication Number | Publication Date |
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| CN115301158A CN115301158A (en) | 2022-11-08 |
| CN115301158B true CN115301158B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210545911.7A Active CN115301158B (en) | 2022-05-18 | 2022-05-18 | Automatic box opening and closing device for artificial diamond workshop incubator |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090103615A (en) * | 2008-03-28 | 2009-10-01 | 현대제철 주식회사 | Method and apparatus for manufacturing of track shoe |
| CN208679088U (en) * | 2018-07-30 | 2019-04-02 | 柘城县鸿祥超硬材料有限公司 | A kind of diamond press preheating device |
| CN110169418A (en) * | 2019-05-27 | 2019-08-27 | 遵义医学院附属医院 | A kind of sperm storage device for reproductive medicine |
| CN211318147U (en) * | 2019-12-28 | 2020-08-21 | 广东火炬检测有限公司 | Alternating environment simulation device for stress corrosion test |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001081660A1 (en) * | 2000-04-21 | 2001-11-01 | Nippon Sheet Glass Co.,Ltd. | Diamond synthesizing method and device |
| MX2019011595A (en) * | 2017-03-28 | 2020-02-07 | Unipres Corp | Cooling method and cooling apparatus for molded article. |
-
2022
- 2022-05-18 CN CN202210545911.7A patent/CN115301158B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090103615A (en) * | 2008-03-28 | 2009-10-01 | 현대제철 주식회사 | Method and apparatus for manufacturing of track shoe |
| CN208679088U (en) * | 2018-07-30 | 2019-04-02 | 柘城县鸿祥超硬材料有限公司 | A kind of diamond press preheating device |
| CN110169418A (en) * | 2019-05-27 | 2019-08-27 | 遵义医学院附属医院 | A kind of sperm storage device for reproductive medicine |
| CN211318147U (en) * | 2019-12-28 | 2020-08-21 | 广东火炬检测有限公司 | Alternating environment simulation device for stress corrosion test |
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| CN115301158A (en) | 2022-11-08 |
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