CN114641176A - Drawer type electromagnetic shielding box for realizing calibration test - Google Patents
Drawer type electromagnetic shielding box for realizing calibration test Download PDFInfo
- Publication number
- CN114641176A CN114641176A CN202210334712.1A CN202210334712A CN114641176A CN 114641176 A CN114641176 A CN 114641176A CN 202210334712 A CN202210334712 A CN 202210334712A CN 114641176 A CN114641176 A CN 114641176A
- Authority
- CN
- China
- Prior art keywords
- frame
- plate
- jig
- calibration test
- electromagnetic shielding
- 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.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
- H05K7/1411—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting box-type drawers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/18—Construction of rack or frame
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention provides a drawer type electromagnetic shielding box for realizing calibration test, which comprises a box body and a door opening and closing assembly, wherein the door opening and closing assembly comprises a first power source and an installation block, slide frame, tool board and door plant, the door plant is connected with the output of first power supply, the door plant is close to first power supply one end and is connected with the slide frame, the tool board can reciprocate ground and the top elastic connection of slide frame, the installation piece upwards supports the slide frame, it remains to survey electronic equipment to fix on the tool board, the drawer type electromagnetic shielding case that realizes the calibration test still includes the last mould tool that can reciprocate ground suspension at tool board top and sets up the lower mould tool in the slide frame below, the slide frame is middle part hollow out construction, upward be provided with signal connection spare on mould tool and the lower mould tool, go up the mould tool can the downstream and drive the tool board with the contact of lower mould tool, realize being connected of signal connection spare and tool board. The invention can realize the calibration test of the electronic equipment to be tested, is convenient for the manipulator to take and place the electronic equipment to be tested and reduces the obstacle winding requirement of the manipulator.
Description
Technical Field
The invention belongs to the technical field of shielding tests, and particularly relates to a drawer type electromagnetic shielding box for realizing a calibration test.
Background
In the prior art, signal transmission between various electronic devices tends to develop in a wireless direction, for example: cell phones, tablet devices, watches, and the like. In order to ensure that various electronic devices have good wireless transmission functions, the transmission functions of the products need to be tested in the development and manufacturing stages of the products, and in order to provide accuracy of test results and prevent the products from being influenced by other external signal test environments, the products to be tested need to be placed in a signal shielding device. The shielding box is used as a signal shielding device, and utilizes shielding bodies in various shapes such as shells, plates and sleeves made of conductive or magnetic conductive materials to limit the electromagnetic capacity in a certain space range, so as to inhibit radiation interference and process conduction and radiation, thereby realizing that the tested wireless communication equipment can be tested in an interference-free testing environment. When taking out electronic equipment, the electromagnetic shielding box has a problem with the matching of the manipulator, so that the taking-out action of the manipulator is obstructed.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide a drawer type electromagnetic shielding box for realizing calibration test, which can realize the calibration test of electronic equipment to be tested, is convenient for a manipulator to take and place the electronic equipment to be tested, and reduces the obstacle winding requirement of the manipulator.
The embodiment of the invention is realized in such a way that a drawer type electromagnetic shielding box for realizing calibration test comprises a box body with an accommodating cavity and a door opening and closing assembly arranged in the accommodating cavity, wherein the door opening and closing assembly comprises a first power source, an installation block, a sliding frame, a jig plate and a door plate, the box body is provided with an opening communicated with the accommodating cavity and external air, the door plate covers the opening, the door plate is connected with the output end of the first power source, the first power source drives the door plate to move towards or away from the opening so as to realize the opening or closing of the door plate, one end of the door plate close to the first power source is connected with the sliding frame, the jig plate can be elastically connected with the top of the sliding frame in a vertical moving manner, the installation block upwards supports the sliding frame, and electronic equipment to be tested is fixed on the jig plate, the drawer type electromagnetic shielding box for realizing the calibration test further comprises an upper die jig and a lower die jig, wherein the upper die jig is suspended at the top of the jig plate in a vertically movable mode, the lower die jig is arranged below the sliding frame, the sliding frame is of a hollow structure in the middle, the upper die jig and the lower die jig are provided with signal connecting pieces, and the upper die jig can move downwards and drive the jig plate to be in contact with the lower die jig, so that the signal connecting pieces are connected with the jig plate.
Further, the drawer type electromagnetic shielding box for realizing the calibration test further comprises an installation frame, the jig plate is detachably connected to the installation frame, and the installation frame can be elastically connected with the top of the sliding frame in a vertically movable mode.
Furthermore, the mounting frame is connected with the top of the sliding frame through a first spring positioning needle, a first linear bearing and a guide rod are further arranged between the mounting frame and the sliding frame, the first linear bearing is arranged on the mounting frame, and the guide rod penetrates through the first linear bearing.
Further, the jig plate is locked on the mounting frame through a first locking knob.
Further, the door plate is connected with the sliding frame through an elastic connecting piece.
Furthermore, guide sleeves are arranged on the top surface and the bottom surface of the jig plate, and guide pillars matched with the guide sleeves are arranged on the upper die jig and the lower die jig.
Further, go up the mould tool and include mounting panel, second power supply, push down frame, second locking knob and go up the mould tool board, the mounting panel is fixed just extend along the horizontal direction on the lateral wall of box, the second power supply is fixed mounting panel bottom, push down the frame with the output of second power supply is connected, the fretwork portion has been seted up at the middle part of pushing down the frame, it is in to go up the setting of mould tool board in the fretwork portion just go up the mould tool board with push down the frame second locking knob and can dismantle the connection through second locking knob.
Further, the lower die jig comprises a lower die jig plate, a supporting rod, a connecting frame, a floating frame and a third locking knob, the fixing frame is connected to the bottom wall of the box body, the floating frame is locked to the fixing frame through the third locking knob, the supporting rod is fixed to the top surface of the floating frame, and the supporting rod upwards supports the lower die jig plate.
Furthermore, the drawer-type electromagnetic shielding box for realizing the calibration test also comprises an opposite-inserting mechanism which is in communication connection with the electronic equipment to be tested, the opposite-inserting mechanism comprises a third power source, a mounting seat, a lifting guide rod, a lifting frame, a data joint mounting frame and a data joint, the mounting seat is connected with the output end of the third power source, the third power source drives the mounting seat to move towards the direction of the electronic equipment to be tested, the lifting guide rod is movably arranged on the mounting seat along the vertical direction, the lifting guide rod extends along the vertical direction, the lifting frame is fixed on the top of the lifting guide rod, the data connector mounting frame is arranged on one side of the lifting frame, which is close to the electronic equipment to be tested, the data connector mounting frame is provided with a plurality of fixing holes which are distributed along the horizontal direction, and the data connector is fixed on the data connector mounting frame through the fixing holes.
Furthermore, the lifting frame is connected with the data connector mounting frame through a second spring positioning pin.
Compared with the prior art, the embodiment of the invention has the following beneficial effects: according to the drawer type electromagnetic shielding box for realizing the calibration test, when the door is opened, the door plate is driven by the first power source to move towards the outside of the box body, the door plate drives the sliding frame and the jig plate to extend outwards through the opening, and a manipulator or an operator can place or take electronic equipment to be tested on the jig plate by himself; first power supply is shrink inwards when closing the door and is made door plant and opening lid close, goes up mould tool downstream and tool board cooperation after that to drive the tool board and move down together until with the contact of lower mould tool, thereby realize going up the accurate location of mould tool and lower mould tool and being connected of signal connection spare and tool board, through this kind of form, can realize the calibration test of the electronic equipment that awaits measuring, make things convenient for manipulator and operating personnel to get and put the electronic equipment that awaits measuring, reduce the manipulator around the obstacle requirement.
Drawings
Fig. 1 is a schematic overall structure diagram of a drawer-type electromagnetic shielding box for implementing a calibration test according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a drawer-type electromagnetic shielding box according to an embodiment of the present invention, when a door panel of the drawer-type electromagnetic shielding box is opened, for performing a calibration test;
fig. 3 is a schematic partial structural view of a drawer-type electromagnetic shielding box for implementing a calibration test according to an embodiment of the present invention;
FIG. 4 is a schematic view of a portion of the structure of the switching door assembly of FIG. 2;
FIG. 5 is a schematic structural view of the upper die jig of FIG. 2;
fig. 6 is a schematic structural diagram of a lower mold fixture according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of the docking mechanism of FIG. 2;
fig. 8 is a schematic view of the structure from another view angle of fig. 7.
In the drawings, each reference numeral denotes:
10. a box body; 11. an upper cover; 12. a housing; 13. quickly clamping; 14. folding the handle; 15. a button indicator light box; 20. an opening and closing door assembly; 211. a first power source; 212. a base plate; 213. a hollow guide rod; 214. a second linear bearing; 215. a support; 216. a connecting flange; 217. a drag chain; 221. mounting blocks; 222. a sliding frame; 223. installing a frame; 224. a first spring locator pin; 225. a first linear bearing; 226. a guide bar; 227. a first locking knob; 228. an elastic connecting member; 2291. a slider; 2292. a slide rail; 23. a door panel; 30. a jig plate; 40. an electronic device to be tested; 50. a plug-in mechanism; 51. a mounting seat; 52. a lifting guide rod; 53. a lifting frame; 54. a data connector mounting frame; 541. a fixing hole; 55. a data connector; 56. a second spring locator pin; 57. a third power source; 60. an upper die jig; 61. mounting a plate; 62. a second power source; 63. pressing the frame downwards; 64. a second locking knob; 65. an upper die jig plate; 71. a lower die jig plate; 72. a support bar; 73. a connecting frame; 74. a floating frame; 75. a third locking knob; 80. an electronic control assembly; 90. and (6) a guide pillar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 8, a drawer-type electromagnetic shielding box for implementing a calibration test according to an embodiment of the present invention includes a box 10 having an accommodating cavity and a door opening and closing assembly 20 disposed in the accommodating cavity, the door opening and closing assembly 20 includes a first power source 211, a mounting block 221, a sliding frame 222, a jig plate 30 and a door plate 23, the box 10 has an opening communicating the accommodating cavity and external air, the door plate 23 covers the opening, the door plate 23 is connected to an output end of the first power source 211, the first power source 211 drives the door plate 23 to move toward or away from the opening so as to open or close the door plate 23, one end of the door plate 23 close to the first power source 211 is connected to the sliding frame 222, the jig plate 30 is elastically connected to a top of the sliding frame 222 in a vertically movable manner, the mounting block 221 supports the sliding frame 222 upward, an electronic device 40 to be tested is fixed on the jig plate 30, and the drawer-type electromagnetic shielding box for implementing a calibration test further includes an upper jig suspended on a top of the sliding frame 30 in a vertically movable manner The jig comprises a jig 60 and a lower die jig arranged below a sliding frame 222, wherein the sliding frame 222 is of a hollow structure in the middle, signal connecting pieces are arranged on the upper die jig 60 and the lower die jig, and the upper die jig 60 can move downwards and drive a jig plate 30 to be in contact with the lower die jig, so that the connection of the signal connecting pieces and the jig plate 30 is realized. The electronic device 40 to be tested of the present embodiment is a router board, and the present embodiment is mainly used for implementing WIFI calibration of the router board.
According to the drawer type electromagnetic shielding box for realizing the calibration test, when the door is opened, the door plate 23 is driven by the first power source 211 to move towards the outside of the box body 10, the door plate 23 drives the sliding frame 222 and the jig plate 30 to extend outwards through the opening, and a manipulator or an operator can place or take the electronic equipment 40 to be tested on the jig plate 30 by himself; first power supply 211 contracts inwards when closing the door and makes door plant 23 and opening lid close, go up mould tool 60 after that and move down and tool board 30 cooperation, and drive tool board 30 and move down together until contacting with lower mould tool, thereby realize going up the accurate location of mould tool 60 and lower mould tool and being connected of signal connection spare and tool board 30, through this kind of form, can realize the calibration test of the electronic equipment 40 that awaits measuring, make things convenient for manipulator and operating personnel to get and put the electronic equipment 40 that awaits measuring, reduce the requirement around the obstacle of manipulator.
Optionally, the drawer-type electromagnetic shielding box for implementing the calibration test further includes a mounting frame 223, the jig plate 30 is detachably connected to the mounting frame 223, and the mounting frame 223 is elastically connected to the top of the sliding frame 222 in a manner that the mounting frame 223 can move up and down. Further, the mounting frame 223 is connected with the top of the sliding frame 222 through the first spring positioning pin 224, so that the elastic connection between the mounting frame 223 and the sliding frame 222 is realized, and the sliding frame 222 elastically supports the mounting frame 223 upwards. In other possible embodiments, the mounting frame 223 and the top of the sliding frame 222 may be connected by a spring, and the like, which is not limited in this embodiment. A first linear bearing 225 and a guide rod 226 are further arranged between the mounting frame 223 and the sliding frame 222, the first linear bearing 225 is arranged on the mounting frame 223, and the guide rod 226 penetrates through the first linear bearing 225, so that dislocation of the mounting frame 223 in the up-and-down moving process is prevented.
In this embodiment, the door panel 23 is connected to the sliding frame 222 through the elastic connection member 228, and the elastic connection member 228 may be a rubber strip, which can reduce the impact and vibration on the sliding frame 222 when the door panel 23 is opened or closed, so that the drawer-type electromagnetic shielding box for performing the calibration test is safer and more reliable. Guide sleeves are arranged on the top surface and the bottom surface of the jig plate 30, and guide posts 90 matched with the guide sleeves are arranged on the upper die jig 60 and the lower die jig, so that the signal transmission is prevented from being influenced by dislocation when the signal connecting piece is connected with the jig plate 30. In other possible embodiments, the guide posts 90 may be disposed on the top and bottom surfaces of the jig plate 30, and the guide sleeves adapted to the guide posts 90 may be disposed on the upper die jig 60 and the lower die jig. The signal connector in this embodiment is a radio frequency probe, and certainly, the signal connector may also be a connector for implementing other types of signal connection, which is not limited in this embodiment.
In addition, the door opening and closing assembly 20 further includes a bottom plate 212, the first power source 211 and the mounting block 221 are disposed on the bottom plate 212, the first power source 211 is connected to the door panel 23 through a hollow guide rod 213 and a connecting flange 216, and drives the door panel 23 to move back and forth, the floor is further provided with a support 215, a second linear bearing 214 is fixed on the support 215, and the hollow guide rod 213 is inserted into the second linear bearing 214. The first power source 211 is a rodless cylinder which can save space and has better running and stopping performance, the tail end of the hollow guide rod 213 is also connected with a drag chain 217, and the drag chain 217 can be used for arranging a sensor wire or other data power wires.
Specifically, go up mould tool 60 and include mounting panel 61, second power supply 62, push down frame 63, second locking knob 64 and go up mould tool board 65, mounting panel 61 is fixed on the lateral wall of box 10 and is extended along the horizontal direction, second power supply 62 is fixed in mounting panel 61 bottom, push down frame 63 is connected with the output of second power supply 62, the fretwork portion has been seted up at the middle part of pushing down frame 63, go up mould tool board 65 and set up mould tool board 65 and push down frame 63 on the fretwork portion and second locking knob 64 passes through second locking knob 64 can dismantle and be connected. The structure and implementation of the second locking knob 64 are the same as the second locking knob 64, and are not described herein. The drawer-type electromagnetic shielding box for realizing the calibration test further comprises an electric control assembly 80, the electric control assembly 80 is electrically connected with the upper die jig 60, and when the electric control assembly 80 detects that the shielding box is closed in place, the second power source 62 is controlled to drive the jig plate 30 to move downwards.
In addition, the lower mold jig comprises a lower mold jig plate 71, a support rod 72, a connecting frame 73, a floating frame 74 and a third locking knob 75, the fixing frame 53 is fixed on the bottom plate 212, the floating frame 74 is locked on the fixing frame 53 through the third locking knob 75, the support rod 72 is fixed on the top surface of the floating frame 74, the support rod 72 supports the lower mold jig plate 71 upwards, wherein the structure and implementation manner of the third locking knob 75 are the same as those of the first locking knob 227 and the second locking knob 64.
The drawer-type electromagnetic shielding box for implementing the calibration test of the embodiment further includes an opposite-inserting mechanism 50 in communication connection with the electronic device 40 to be tested, the opposite-inserting mechanism 50 includes a third power source 57, a mounting seat 51, a lifting guide 52, a lifting frame 53, a data connector mounting frame 54 and a data connector 55, the mounting seat 51 is connected to an output end of the third power source 57, the third power source 57 drives the mounting seat 51 to move toward the electronic device 40 to be tested, the lifting guide 52 is movably mounted on the mounting seat 51 along a vertical direction, the lifting guide 52 extends along the vertical direction, the lifting frame 53 is fixed on a top of the lifting guide 52, the data connector mounting frame 54 is mounted on a side of the lifting frame 53 close to the electronic device 40 to be tested, a plurality of fixing holes 541 arranged along a horizontal direction are formed in the data connector mounting frame 54, and the data connector 55 is fixed on the data connector mounting frame 54 through the fixing holes 541, therefore, the position of the data connector 55 in the horizontal direction and the vertical direction can be adjusted, and the data connector can be flexibly adjusted according to actual conditions. The third power source 57 of this embodiment is a cylinder, and after the door panel 23 of the shielding box was closed and the upper die jig 60 was pushed down to the right place, the cylinder extended outward, and the data connector 55 was driven to realize the network port, the USB port and the DC port of the electronic device 40 to be tested. Preferably, the fixing frame 53 and the data connector mounting frame 54 are connected through the second spring positioning pin 56, and when the data connector 55 fails to be inserted into the electronic device 40 to be tested, the second spring positioning pin 56 is compressed, so that the acting force of the data connector 55 on the electronic device 40 to be tested is reduced, and the electronic device 40 to be tested is prevented from being damaged.
The box 10 comprises a shell 12 and an upper cover 11 which covers the top of the shell 12, the shell 12 and the upper cover 11 are fixedly connected through a quick clamp 13, the quick clamp 13 can be opened when needed, and the upper cover 11 is directly taken off, so that the maintenance and observation of the interior of the box 10 are facilitated. The number of the snap clips 13 is four, and two snap clips 13 are provided at each of both side edges of the upper cover 11, and the snap clips 13 can quickly lock the upper cover 11 and the housing 12 or quickly open the upper cover 11. Two folding handles 14 are respectively arranged on two sides of the box body 10, and the shielding box can be conveniently carried and transferred through the folding handles 14. The outer side wall of the shell 12 is also provided with a button indicator light box 15, which is convenient for the operation of an operator.
In summary, in the drawer-type electromagnetic shielding box for implementing the calibration test of the present invention, when the door is opened, the first power source 211 drives the door plate 23 to move toward the outside of the box body 10, the door plate 23 drives the sliding frame 222 and the jig plate 30 to extend outward through the opening, and a manipulator or an operator can place or take the electronic device 40 to be tested on the jig plate 30 by himself; first power supply 211 contracts inwards when closing the door and makes door plant 23 and opening lid close, go up mould tool 60 after that and move down and tool board 30 cooperation, and drive tool board 30 and move down together until contacting with lower mould tool, thereby realize going up the accurate location of mould tool 60 and lower mould tool and being connected of signal connection spare and tool board 30, through this kind of form, can realize the calibration test of the electronic equipment 40 that awaits measuring, make things convenient for manipulator and operating personnel to get and put the electronic equipment 40 that awaits measuring, reduce the requirement around the obstacle of manipulator.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The drawer type electromagnetic shielding box for realizing the calibration test is characterized by comprising a box body (10) with an accommodating cavity and an opening and closing door assembly (20) arranged in the accommodating cavity, wherein the opening and closing door assembly (20) comprises a first power source (211), an installation block (221), a sliding frame (222), a jig plate (30) and a door plate (23), the box body (10) is provided with an opening communicated with the accommodating cavity and outside air, the door plate (23) covers the opening, the door plate (23) is connected with the output end of the first power source (211), the first power source (211) drives the door plate (23) to move towards or away from the opening so as to realize the opening or closing of the door plate (23), one end, close to the first power source (211), of the door plate (23) is connected with the sliding frame (222), and the jig plate (30) can be elastically connected with the top of the sliding frame (222) in an up-and-down moving manner, the mounting block (221) upwards supports the sliding frame (222), the electronic equipment (40) to be tested is fixed on the jig plate (30), the drawer type electromagnetic shielding box for realizing the calibration test further comprises an upper die jig (60) which is suspended at the top of the jig plate (30) and a lower die jig which is arranged below the sliding frame (222) in a vertically movable mode, the sliding frame (222) is of a middle hollow structure, the upper die jig (60) and the lower die jig are provided with signal connecting pieces, and the upper die jig (60) can downwards move and drive the jig plate (30) to be in contact with the lower die jig, so that the signal connecting pieces are connected with the jig plate (30).
2. The drawer-type electromagnetic shielding box for realizing the calibration test as recited in claim 1, further comprising a mounting frame (223), wherein the jig plate (30) is detachably connected to the mounting frame (223), and the mounting frame (223) is elastically connected to the top of the sliding frame (222) in a manner of moving up and down.
3. The drawer-type electromagnetic shielding box for realizing the calibration test as claimed in claim 2, wherein the mounting frame (223) is connected with the top of the sliding frame (222) through a first spring positioning pin (224), a first linear bearing (225) and a guide rod (226) are further disposed between the mounting frame (223) and the sliding frame (222), the first linear bearing (225) is disposed on the mounting frame (223), and the guide rod (226) is inserted into the first linear bearing (225).
4. The drawer-type electromagnetic shielding box for realizing the calibration test as recited in claim 2, wherein the jig plate (30) is locked on the mounting frame (223) by a first locking knob (227).
5. The drawer-type electromagnetic shielding box for performing the calibration test as claimed in claim 1, wherein the door panel (23) is connected with the sliding frame (222) by an elastic connection member (228).
6. The drawer-type electromagnetic shielding box for realizing the calibration test according to claim 1, wherein the top surface and the bottom surface of the jig plate (30) are provided with guide sleeves, and the upper die jig (60) and the lower die jig are provided with guide posts (90) adapted to the guide sleeves.
7. The drawer-type electromagnetic shielding box for realizing the calibration test according to claim 1, wherein the upper mold (60) comprises a mounting plate (61), a second power source (62), a lower pressing frame (63), a second locking knob (64) and an upper mold plate (65), the mounting plate (61) is fixed on the side wall of the box body (10) and extends along the horizontal direction, the second power source (62) is fixed at the bottom of the mounting plate (61), the lower pressing frame (63) is connected with the output end of the second power source (62), a hollow part is formed in the middle of the lower pressing frame (63), the upper mold plate (65) is arranged on the hollow part, and the upper mold plate (65) is detachably connected with the second locking knob (64) of the lower pressing frame (63) through the second locking knob (64).
8. The drawer-type electromagnetic shielding box for realizing the calibration test according to claim 1, wherein the lower mold jig comprises a lower mold jig plate (71), a support rod (72), a connecting frame (73), a floating frame (74) and a third locking knob (75), the fixed frame (53) is connected to the bottom wall of the box body (10), the floating frame (74) is locked on the fixed frame (53) through the third locking knob (75), the support rod (72) is fixed on the top surface of the floating frame (74), and the support rod (72) upwards supports the lower mold jig plate (71).
9. The drawer-type electromagnetic shielding box for realizing the calibration test as claimed in claim 1, wherein the drawer-type electromagnetic shielding box for realizing the calibration test further comprises an inserting mechanism (50) communicatively connected to the electronic device (40) to be tested, the inserting mechanism (50) comprises a third power source (57), a mounting seat (51), a lifting guide rod (52), a lifting frame (53), a data connector mounting frame (54) and a data connector (55), the mounting seat (51) is connected to an output end of the third power source (57), the third power source (57) drives the mounting seat (51) to move towards the electronic device (40) to be tested, the lifting guide rod (52) is movably mounted on the mounting seat (51) along a vertical direction, the lifting guide rod (52) extends along the vertical direction, and the lifting frame (53) is fixed on top of the lifting guide rod (52), the data connector installing frame (54) is installed on one side, close to the electronic equipment (40) to be tested, of the lifting frame (53), a plurality of fixing holes (541) which are distributed along the horizontal direction are formed in the data connector installing frame (54), and the data connector (55) is fixed on the data connector installing frame (54) through the fixing holes (541).
10. The drawer-type electromagnetic shielding box for performing the calibration test as set forth in claim 9, wherein the lifting frame (53) and the data connector mounting frame (54) are connected by a second spring positioning pin (56).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210334712.1A CN114641176B (en) | 2022-03-31 | 2022-03-31 | Drawer type electromagnetic shielding box for realizing calibration test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210334712.1A CN114641176B (en) | 2022-03-31 | 2022-03-31 | Drawer type electromagnetic shielding box for realizing calibration test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114641176A true CN114641176A (en) | 2022-06-17 |
| CN114641176B CN114641176B (en) | 2024-05-28 |
Family
ID=81951229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210334712.1A Active CN114641176B (en) | 2022-03-31 | 2022-03-31 | Drawer type electromagnetic shielding box for realizing calibration test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114641176B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100524085B1 (en) * | 2004-09-17 | 2005-10-26 | 주식회사 메디코아 | A test fixture for pcb |
| CN104155563A (en) * | 2014-08-26 | 2014-11-19 | 昆山迈致治具科技有限公司 | Test fixture of circuit board |
| CN205385073U (en) * | 2016-03-15 | 2016-07-13 | 广州市永合祥自动化设备科技有限公司 | Big code telegram pond buckle closure machine |
| CN210514365U (en) * | 2019-04-12 | 2020-05-12 | 广东华测检测机器人股份有限公司 | ICT automatic alignment testing arrangement |
| CN215986200U (en) * | 2021-08-20 | 2022-03-08 | 深圳市中冀联合技术股份有限公司 | Drawbridge drawer type electromagnetic shielding box |
| CN215990820U (en) * | 2021-01-11 | 2022-03-08 | 东莞市钲晟电子科技有限公司 | Novel 5G product mainboard radio frequency calibration combines equipment of measuring |
-
2022
- 2022-03-31 CN CN202210334712.1A patent/CN114641176B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100524085B1 (en) * | 2004-09-17 | 2005-10-26 | 주식회사 메디코아 | A test fixture for pcb |
| CN104155563A (en) * | 2014-08-26 | 2014-11-19 | 昆山迈致治具科技有限公司 | Test fixture of circuit board |
| CN205385073U (en) * | 2016-03-15 | 2016-07-13 | 广州市永合祥自动化设备科技有限公司 | Big code telegram pond buckle closure machine |
| WO2017157294A1 (en) * | 2016-03-15 | 2017-09-21 | 广州市永合祥自动化设备科技有限公司 | High-density battery cap fastening machine |
| CN210514365U (en) * | 2019-04-12 | 2020-05-12 | 广东华测检测机器人股份有限公司 | ICT automatic alignment testing arrangement |
| CN215990820U (en) * | 2021-01-11 | 2022-03-08 | 东莞市钲晟电子科技有限公司 | Novel 5G product mainboard radio frequency calibration combines equipment of measuring |
| CN215986200U (en) * | 2021-08-20 | 2022-03-08 | 深圳市中冀联合技术股份有限公司 | Drawbridge drawer type electromagnetic shielding box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114641176B (en) | 2024-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215986200U (en) | Drawbridge drawer type electromagnetic shielding box | |
| US7667466B2 (en) | Target tester interface | |
| CN216870637U (en) | Radio frequency test shielding box | |
| CN108761154A (en) | Shielded box | |
| US20070057681A1 (en) | Clamping top plate using magnetic force | |
| CN218514725U (en) | Test fixture and test equipment | |
| CN114641176A (en) | Drawer type electromagnetic shielding box for realizing calibration test | |
| EP1754976A1 (en) | Test Fixture With Clamping Top Plate Using Magnetic Force | |
| CN214374934U (en) | Full-automatic shielding box | |
| CN215990820U (en) | Novel 5G product mainboard radio frequency calibration combines equipment of measuring | |
| CN220711656U (en) | Sound insulation box for microphone test | |
| CN216696628U (en) | Earphone magnetic sensor test equipment | |
| CN216747900U (en) | Electric box, shielding box, cover body and signal shielding testing device | |
| CN110895309A (en) | AR product testing device and testing method thereof | |
| CN111596095A (en) | Automatic testing arrangement of distribution terminal | |
| CN217506005U (en) | Vertical detection equipment | |
| CN215647379U (en) | Miniature speaker test tool that gives sound insulation | |
| CN221023337U (en) | Charging pile | |
| CN217359982U (en) | Two-position shielding box | |
| CN221007690U (en) | Shielding box device for testing vehicle-mounted Internet 5G product | |
| CN220367376U (en) | Aging test device | |
| CN220455460U (en) | PCBA test fixture | |
| CN115420923B (en) | Double-station shielding box | |
| CN111025109A (en) | Automatic tool for testing semiconductor device and testing box body | |
| CN216795010U (en) | Wireless performance detection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |