CN220189561U - Ultrafast recovery diode production testing device - Google Patents
Ultrafast recovery diode production testing device Download PDFInfo
- Publication number
- CN220189561U CN220189561U CN202321768847.5U CN202321768847U CN220189561U CN 220189561 U CN220189561 U CN 220189561U CN 202321768847 U CN202321768847 U CN 202321768847U CN 220189561 U CN220189561 U CN 220189561U
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- 238000012360 testing method Methods 0.000 title claims abstract description 56
- 238000011084 recovery Methods 0.000 title claims abstract description 22
- 230000004224 protection Effects 0.000 claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 16
- 230000035515 penetration Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 16
- 239000000428 dust Substances 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 description 13
- 238000009434 installation Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The utility model discloses an ultrafast recovery diode production test device, which comprises a lifting table, wherein two test heads for ultrafast recovery diode production test are arranged at the bottom end of the lifting table, two protection mechanisms for shielding protection of the test heads are arranged on the lifting table, the protection mechanisms comprise a protection cylinder, a fixed ring, a fixed frame, a fixed plate, a limiting plate, a sliding plate and a fixed frame, the test heads are positioned in the protection cylinder, the protection cylinder is clamped with the lifting table through the fixed frame, the fixed plate, the limiting plate, the sliding plate and the fixed frame, and the fixed ring is fixedly connected with the protection cylinder. According to the utility model, the test head is positioned in the protective cylinder by utilizing the mutual matching of the protective cylinder, the fixed ring, the fixed frame, the fixed plate, the limiting plate, the sliding plate and the fixed frame, the fixed frame and the fixed plate support the protective cylinder, and the sliding plate drives the limiting plate to limit the position of the fixed plate, so that the test head is protected from dust during the period that the test head is not in use.
Description
Technical Field
The utility model relates to the field of ultrafast recovery diode test devices, in particular to an ultrafast recovery diode production test device.
Background
The ultrafast recovery diode is a semiconductor diode with the characteristics of good switching characteristics and short reverse recovery time, has wide application, comprises application of a switching power supply, a PWM (pulse-width modulation) and the like, and needs to be tested when being produced, and further can be used in a testing device.
The testing device in the prior art generally comprises a fixed base, a bearing table, a lifting table, an electric telescopic rod, a testing head and the like, wherein the electric telescopic rod enables the lifting table to move up and down, the testing head is connected with the lifting table, and the testing head can test an ultrafast recovery diode.
However, when the test head is not in use, the test head is usually exposed to the outside, and external dust is attached to the test head, which affects the test accuracy, and is not convenient for dust protection during the non-use period of the test head, and has a certain limitation.
Disclosure of Invention
The utility model aims to provide an ultrafast recovery diode production test device for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an ultrafast recovery diode production test device, comprising:
the bottom end of the lifting table is provided with two test heads for ultra-fast recovery diode production test;
two protection mechanisms for shielding and protecting the test head are arranged on the lifting table;
the protection mechanism comprises a protection cylinder, a fixed ring, a fixed frame, a fixed plate, a limiting plate, a sliding plate and a fixed frame, wherein the test head is positioned in the protection cylinder, and the protection cylinder is clamped with the lifting platform through the fixed frame, the fixed plate, the limiting plate, the sliding plate and the fixed frame.
Preferably, the bottom of solid fixed ring and protection section of thick bamboo fixed connection, gu fixed ring's inner wall fixedly connected with rubber section of thick bamboo, the test head is connected with the inner chamber slip interlude of rubber section of thick bamboo, one side and the protection section of thick bamboo fixed connection of mount, one side and the fixed plate fixed connection of mount.
Preferably, one side of limiting plate and sliding plate fixed connection, the spacing groove has been seted up to one side of fixed plate, limiting plate and the inner chamber slip of spacing groove alternate to be connected, one side and elevating platform fixed connection of fixed frame, two reference columns of bottom fixedly connected with of elevating platform, the constant head tank with reference column matched with has been seted up on the top of fixed plate.
Preferably, the sliding plate is connected with the inner cavity of the fixed frame in a sliding penetrating mode, one side of the sliding plate is connected with an operating rod in a threaded penetrating mode, the outer wall of the operating rod is connected with one side of the fixed frame in a sliding penetrating mode, the top end of the fixed frame is connected with a limiting rod in a threaded penetrating mode, one side of the sliding plate is provided with a through groove, and the inner cavity of the through groove is provided with an elastic rope.
Preferably, one end fixedly connected with fixed column of elastic cord, the outer wall slip of fixed column alternates and is connected with the collar, the bottom screw thread of collar alternates and is connected with the mounting bolt, the one end and the fixed column screw thread of mounting bolt alternate and are connected.
Preferably, the other end fixedly connected with mounting panel of elastic cord, one side fixedly connected with installation piece of mounting panel, the mounting groove has been seted up to one side of fixed frame inner wall, the installation piece is connected with the inner chamber slip interlude of mounting groove, one side fixedly connected with screw thread post of fixed frame, the outer wall and the mounting panel slip interlude of screw thread post are connected, the outer wall screw thread interlude of screw thread post is connected with the locking ring.
The utility model has the technical effects and advantages that:
according to the utility model, the test head is positioned in the protective cylinder by utilizing the mutual matching of the protective cylinder, the fixed ring, the fixed frame, the fixed plate, the limiting plate, the sliding plate and the fixed frame, the fixed frame and the fixed plate support the protective cylinder, and the sliding plate drives the limiting plate to limit the position of the fixed plate, so that the test head is protected from dust during the period that the test head is not in use.
Drawings
FIG. 1 is a schematic diagram of the front cross-sectional structure of the present utility model.
Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.
Fig. 4 is a schematic view of the structure of the protective cylinder of the present utility model.
In the figure: 1. a lifting table; 2. a test head; 3. a protective mechanism; 31. a protective cylinder; 32. a fixing ring; 33. a fixing frame; 34. a fixing plate; 35. a limiting plate; 36. a sliding plate; 37. a fixed frame; 4. a mounting plate; 5. an elastic rope; 6. fixing the column; 7. a mounting ring; 8. an operation lever; 9. a limit rod; 10. a mounting block; 11. and positioning columns.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an ultrafast recovery diode production test device as shown in figures 1-4, which comprises a lifting table 1, wherein two test heads 2 for ultrafast recovery diode production test are arranged at the bottom end of the lifting table.
Two protection mechanisms 3 for shielding and protecting the test head 2 are arranged on the lifting table 1.
The protection mechanism 3 comprises a protection cylinder 31, a fixed ring 32, a fixed frame 33, a fixed plate 34, a limiting plate 35, a sliding plate 36 and a fixed frame 37, wherein the protection cylinder 31 is made of rubber, is favorable for sleeving the protection cylinder 31 with the test head 2, is convenient for dust protection of the test head 2 during the period of non-use, avoids influencing the production test of the ultra-fast recovery diode, the fixed ring 32 is favorable for supporting the rubber cylinder, is convenient for inserting the protection cylinder 2, the fixed frame 33 is L-shaped, the fixed frame 33 is favorable for hanging and supporting the protection cylinder 31, is convenient for installing the protection cylinder 31, the fixed plate 34 is favorable for supporting the fixed frame 33, the limiting plate 35 is favorable for limiting the position of the fixed plate 34, and is favorable for limiting the positions of the fixed frame 33 and the protection cylinder 31, the sliding plate 36 is favorable for driving the limiting plate 35 to move, the limiting plate 35 is convenient to operate, the fixed frame 37 is favorable for bearing the sliding plate 36, the sliding plate 36 is convenient to slide on the fixed frame, when the anti-dust test device is used, the sliding plate 36 is pushed to move, the sliding plate 36 drives the limiting plate 35 to move, the sliding plate 36 stretches the elastic rope 5, the elastic rope 5 pulls the sliding plate 36, then the protective cylinder 31 is sleeved with the test head 2, the fixed frame 33 drives the fixed plate 34 to move, the fixed plate 34 corresponds to the limiting plate 35, the sliding plate 36 is loosened, the sliding plate 36 drives the limiting plate 35 to penetrate the fixed plate 34, the protective cylinder 31 can be installed, then the test head 2 is protected in a dustproof mode, the protective cylinder 31 is positioned in the protective cylinder 31, and the protective cylinder 31 passes through the fixed frame 33, the fixed plate 34 and the limiting plate 35, the sliding plate 36 and the fixed frame 37 are clamped with the lifting platform 1.
The bottom of the fixed ring 32 is fixedly connected with the protective cylinder 31, the inner wall of the fixed ring 32 is fixedly connected with a rubber cylinder, the test head 2 is connected with the inner cavity of the rubber cylinder in a sliding penetrating way, one side of the fixed frame 33 is fixedly connected with the protective cylinder 31, and one side of the fixed frame 33 is fixedly connected with the fixed plate 34.
One side of limiting plate 35 and sliding plate 36 fixed connection, the spacing groove has been seted up to one side of fixed plate 34, and limiting plate 35 and the inner chamber slip of spacing groove alternate connection, one side and elevating platform 1 fixed connection of fixed frame 37, two reference columns 11 of bottom fixedly connected with of elevating platform 1 are favorable to fixing a position the installation of fixed plate 34, are convenient for install protective cylinder 31, and the constant head tank with reference column 11 matched with has been seted up on the top of fixed plate 34.
The sliding plate 36 is connected with the inner cavity of the fixed frame 37 in a sliding and penetrating mode, one side of the sliding plate 36 is connected with the operating rod 8 in a threaded and penetrating mode, the sliding plate 36 is pulled to move conveniently, the sliding plate 36 is operated conveniently, the outer wall of the operating rod 8 is connected with one side of the fixed frame 37 in a sliding and penetrating mode, the limiting rod 9 is connected with the top end of the fixed frame 37 in a threaded and penetrating mode, limiting of the moving position of the sliding plate 36 is facilitated, the elastic rope 5 is enabled to have a certain pulling force at the initial position conveniently, a through groove is formed in one side of the sliding plate 36, the elastic rope 5 is arranged in the inner cavity of the through groove, the pulling force of the elastic rope 5 is beneficial to pulling the sliding plate 36 to move conveniently, the sliding plate 36 is restored to the original position after moving conveniently, and repeated operation of the sliding plate 36 is facilitated.
One end fixedly connected with fixed column 6 of elastic cord 5 is favorable to installing elastic cord 5, and the outer wall slip of fixed column 6 alternates and is connected with collar 7, is favorable to cup jointing mutually with fixed column 6, is convenient for install elastic cord 5, and the bottom thread of collar 7 alternates and is connected with mounting bolt, and mounting bolt's one end and fixed column 6 thread alternate and are connected.
The other end fixedly connected with mounting panel 4 of elastic cord 5, mounting panel 4 are favorable to supporting elastic cord 5, and one side fixedly connected with installation piece 10 of mounting panel 4, and the mounting groove has been seted up to one side of fixed frame 37 inner wall, and installation piece 10 and the inner chamber slip of mounting groove alternate to be connected, and one side fixedly connected with screw thread post of fixed frame 37, screw thread post and locking ring are favorable to installing and dismantling elastic cord 5, and the outer wall and the mounting panel 4 slip alternate to be connected of screw thread post, and the outer wall screw thread alternate to be connected with the locking ring of screw thread post.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. An ultrafast recovery diode production test device, comprising:
the bottom end of the lifting table (1) is provided with two test heads (2) for ultra-fast recovery diode production test;
the method is characterized in that: two protection mechanisms (3) for shielding and protecting the test head (2) are arranged on the lifting table (1);
the protection mechanism (3) comprises a protection cylinder (31), a fixing ring (32), a fixing frame (33), a fixing plate (34), a limiting plate (35), a sliding plate (36) and a fixing frame (37), wherein the test head (2) is located inside the protection cylinder (31), and the protection cylinder (31) is clamped with the lifting platform (1) through the fixing frame (33), the fixing plate (34), the limiting plate (35), the sliding plate (36) and the fixing frame (37).
2. The ultra-fast recovery diode production test device according to claim 1, wherein the bottom end of the fixed ring (32) is fixedly connected with the protection cylinder (31), the inner wall of the fixed ring (32) is fixedly connected with the rubber cylinder, the test head (2) is in sliding insertion connection with the inner cavity of the rubber cylinder, one side of the fixed frame (33) is fixedly connected with the protection cylinder (31), and one side of the fixed frame (33) is fixedly connected with the fixed plate (34).
3. The ultra-fast recovery diode production test device according to claim 1, wherein one side of the limiting plate (35) is fixedly connected with the sliding plate (36), one side of the fixing plate (34) is provided with a limiting groove, the limiting plate (35) is connected with an inner cavity of the limiting groove in a sliding and inserting mode, one side of the fixing frame (37) is fixedly connected with the lifting table (1), the bottom end of the lifting table (1) is fixedly connected with two positioning columns (11), and the top end of the fixing plate (34) is provided with a positioning groove matched with the positioning columns (11).
4. The ultra-fast recovery diode production test device according to claim 1, wherein the sliding plate (36) is connected with an inner cavity of the fixed frame (37) in a sliding penetrating manner, an operating rod (8) is connected to one side of the sliding plate (36) in a threaded penetrating manner, the outer wall of the operating rod (8) is connected with one side of the fixed frame (37) in a sliding penetrating manner, a limiting rod (9) is connected to the top end of the fixed frame (37) in a threaded penetrating manner, a through groove is formed in one side of the sliding plate (36), and an elastic rope (5) is arranged in the inner cavity of the through groove.
5. The ultra-fast recovery diode production test device according to claim 4, wherein one end of the elastic rope (5) is fixedly connected with a fixing column (6), the outer wall of the fixing column (6) is connected with a mounting ring (7) in a sliding penetrating manner, the bottom end of the mounting ring (7) is connected with a mounting bolt in a threaded penetrating manner, and one end of the mounting bolt is connected with the fixing column (6) in a threaded penetrating manner.
6. The ultra-fast recovery diode production test device according to claim 4, wherein the other end of the elastic rope (5) is fixedly connected with a mounting plate (4), one side of the mounting plate (4) is fixedly connected with a mounting block (10), one side of the inner wall of the fixing frame (37) is provided with a mounting groove, the mounting block (10) is in sliding penetration connection with the inner cavity of the mounting groove, one side of the fixing frame (37) is fixedly connected with a threaded column, the outer wall of the threaded column is in sliding penetration connection with the mounting plate (4), and the outer wall of the threaded column is in threaded penetration connection with a locking ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321768847.5U CN220189561U (en) | 2023-07-07 | 2023-07-07 | Ultrafast recovery diode production testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321768847.5U CN220189561U (en) | 2023-07-07 | 2023-07-07 | Ultrafast recovery diode production testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189561U true CN220189561U (en) | 2023-12-15 |
Family
ID=89113826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321768847.5U Active CN220189561U (en) | 2023-07-07 | 2023-07-07 | Ultrafast recovery diode production testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189561U (en) |
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2023
- 2023-07-07 CN CN202321768847.5U patent/CN220189561U/en active Active
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