CN113365438A - Integrated circuit package with internal decoupling - Google Patents
Integrated circuit package with internal decoupling Download PDFInfo
- Publication number
- CN113365438A CN113365438A CN202110745629.9A CN202110745629A CN113365438A CN 113365438 A CN113365438 A CN 113365438A CN 202110745629 A CN202110745629 A CN 202110745629A CN 113365438 A CN113365438 A CN 113365438A
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- plate
- wall
- integrated circuit
- circuit package
- block
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- 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
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention discloses an integrated circuit package with internal decoupling, which structurally comprises a machine body, a clamp holder and a support table, wherein the clamp holder is arranged at the top position of the front surface of the machine body, the support table is arranged under the clamp holder, the diameter of a support block is enlarged due to the fact that fluid flows along the edge of a circuit board and remains on the outer wall of the support block, metallic tin on the outer wall of the support block is removed through a removing ring of a collecting mechanism and is collected inside a collecting block, the supporting block can buffer the circuit board by moving up and down, and the phenomenon of damage during the package of the circuit board is reduced, the piece of collecting the inside piece of piece is along the inner chamber refluence, is favorable to collecting the piece.
Description
Technical Field
The invention belongs to the technical field of integrated circuit packaging, and particularly relates to an integrated circuit package with internal decoupling.
Background
The integrated circuit board is a miniature electronic device, because the integrated circuit board is susceptible to the noise of a power supply end in the using process, a decoupling capacitor is mounted on the surface of the circuit board, the integrated circuit is packaged and combined by adopting a press-fitting machine, the circuit board is firstly placed on the top of a supporting block of a supporting table, then the capacitor is placed on the bottom of a clamp holder, a motor drives the clamp holder to convey the capacitor downwards, and the bottom of the capacitor is fixed on the top of the circuit board through tin bar heating and melting; adopt the pressure equipment machine to the integrated circuit encapsulation combination among the prior art, receive the pressure of condenser and the phenomenon of damage appears suddenly in order to reduce the circuit board, the supporting shoe bottom is equipped with the telescopic link, cushion the supporting shoe through the telescopic link, when the condenser is installed at the circuit board by the border position, and the molten fluid of tin bar is when more, lead to the fluid to flow along the border of circuit board and remain at the supporting shoe outer wall, the diameter that leads to the supporting shoe enlarges, be unfavorable for the supporting shoe and reciprocate to the circuit board buffering, appear the damage when easily causing the circuit board encapsulation.
Disclosure of Invention
In order to solve the problem that when the integrated circuit is packaged and combined by a press-mounting machine in the prior art, in order to reduce the phenomenon that a circuit board is damaged due to the fact that the circuit board is suddenly stressed by a capacitor, the bottom of the supporting block is provided with a telescopic rod which buffers the supporting block, when the capacitor is mounted at the position close to the edge of the circuit board and the tin bar is provided with more molten fluid, the fluid flows along the edge of the circuit board and is remained on the outer wall of the supporting block, the diameter of the supporting block is enlarged, the supporting block cannot buffer the circuit board due to the fact that the supporting block moves up and down, and the circuit board is easy to damage when packaged.
In order to achieve the purpose, the invention is realized by the following technical scheme: the structure of the integrated circuit package with the decoupled inner part comprises a machine body, a clamping device and a supporting platform, wherein the clamping device is installed at the top position of the front surface of the machine body, and the supporting platform is arranged under the clamping device.
The supporting table comprises a table body, a supporting plate, a telescopic rod, a supporting block and a collecting mechanism, the middle of the bottom surface of the supporting plate is fixed to the surface of the top of the table body, the bottom end of the telescopic rod is installed at the bottom of a groove in the top of the table body, the bottom end of the telescopic rod penetrates through the upper surface and the lower surface of the middle of the supporting plate and is movably matched with the top end of the telescopic rod, and the collecting mechanism is sleeved outside the lower position of the supporting block.
As a further improvement of the invention, the collecting mechanism comprises a lantern ring, movable cavities, push rods and four contact plates, wherein the movable cavities are sunken on the inner side surface of the lantern ring from outside to inside, the outer ends of the push rods are fixed on the inner wall of the movable cavities, the outer side surfaces of the contact plates are movably matched with the inner ends of the push rods, the contact plates are formed in a circular shape in a surrounding mode, and the contact plates are respectively movably matched with three same push rods.
As a further improvement of the invention, the contact plate comprises a collecting block, supporting bars, a frame, two inner cavities, two supporting bars and two clearing rings, wherein the bottom ends of the supporting bars are fixed at the inner bottoms of top grooves of the collecting block, which are close to the left and right sides, the bottom surfaces of the frame are connected with the top ends of the supporting bars, the inner cavities are arranged on the left side surface of the middle upper position of the frame and the center position of the inner bottom from left to right, the top ends of the supporting bars are arranged on the inner wall of the top of the inner cavity, which is close to the left side, the clearing rings are hinged with the bottom ends of the supporting bars, and the inner bottoms of the inner cavities are inclined.
As a further improvement of the invention, the clearing ring comprises a support ring, a crushing plate, side grooves, pushing strips and a clearing plate, wherein the inner side surface of the crushing plate is connected with the outer wall of the support ring into a whole, the side grooves are sunken in the outer wall of the support ring and clamped between the crushing plates, the inner ends of the pushing strips are connected with the inner wall of the side grooves, the clearing plate is movably matched with the outer ends of the pushing strips, and the outer wall of the crushing plate is provided with a raised triangular block.
As a further improvement of the invention, the clearing plate comprises a plate body, an exhaust hole and a push block, wherein the exhaust hole penetrates through the upper surface and the lower surface of the plate body, the push block is respectively positioned at two sides of the exhaust hole, and the outer wall of the push block is made of a brush material.
As a further improvement of the drainage plate, the inner cavity comprises a sleeve, a drainage plate and two limiting strips, the top end of the drainage plate is hinged with the inner wall of the middle upper position of the sleeve, the top ends of the limiting strips are fixed on the bottom surface of the drainage plate, and the two drainage plates are distributed in a bilateral symmetry mode.
As a further improvement of the drainage plate, the drainage plate comprises a support plate, a telescopic strip and a pull ball, the top end of the telescopic strip is arranged on the surface of the bottom end of the support plate, the top of the pull ball is connected with the bottom end of the telescopic strip, and the support plate is arc-shaped.
As a further improvement of the invention, the pulling ball comprises a ball body, magnetic blocks, an inner groove and two jumping balls, wherein the magnetic blocks are nested between the left side surface and the inner side of the ball body, the inner groove is formed in the inner part, close to the right side, of the ball body, the jumping balls are arranged in the inner groove, the two magnetic blocks are respectively nested on the left side and the right side of the ball body and are symmetrically distributed, and the magnetism of the magnetic blocks is opposite.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. because the fluid flows along the border of circuit board and remains in the supporting shoe outer wall, leads to the diameter of supporting shoe to enlarge, clears away the metallic tin of supporting shoe outer wall through the clearance ring of collecting the mechanism to collect inside the collection piece, be favorable to the supporting shoe to reciprocate and cushion the circuit board, appear damaged phenomenon when reducing the circuit board encapsulation.
2. Because the inside piece of collection piece is when progressively increasing, when the contact plate shakes from top to bottom, the piece of collection piece inside receives the vibration power effect and falls to the internal portion of platform to the inner chamber refluence, can be to the piece drainage through being equipped with the drainage plate in the interior bottom position of inner chamber, and can block the piece of collection piece inside, when reducing the slight swing about the contact plate, the piece of collection piece inside refluences along the inner chamber, is favorable to collecting the piece.
Drawings
Fig. 1 is a schematic diagram of an internally decoupled integrated circuit package according to the present invention.
FIG. 2 is a front sectional view of a support stage according to the present invention.
FIG. 3 is a schematic top view of a collection mechanism according to the present invention.
Fig. 4 is a schematic structural diagram of a front cross-sectional view of a contact plate according to the present invention.
FIG. 5 is a front cross-sectional structural schematic view of a clearing ring of the present invention.
FIG. 6 is a front cross-sectional structural schematic view of a cleaning plate according to the present invention.
Fig. 7 is a schematic structural diagram of an inner cavity interior elevation view of the present invention.
FIG. 8 is a schematic front view of a drainage plate according to the present invention.
Fig. 9 is a schematic structural view of a pull ball in front cross section.
In the figure: machine body-1, clamper-2, support table-3, table body-31, support plate-32, telescopic rod-33, support block-34, collection mechanism-35, lantern ring-351, movable cavity-352, push rod-353, contact plate-354, collection block-54 a, support bar-54 b, frame-54 c, inner cavity-54 d, support bar-54 e, removing ring-54 f, support ring-f 1, crushing plate-f 2, side groove-f 3, push bar-f 4, removing plate-f 5, plate body-f 51, exhaust hole-f 52, push block-f 53, sleeve-d 1, drainage plate-d 2, limit bar-d 3, support plate-d 21, telescopic bar-d 22, pull ball-d 23, ball-23 a, A magnetic block-23 b, an internal groove-23 c and a bouncing ball-23 d.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 6:
the invention provides an integrated circuit package with internal decoupling, which structurally comprises a machine body 1, a clamp holder 2 and a support table 3, wherein the clamp holder 2 is installed at the top position of the front surface of the machine body 1, and the support table 3 is arranged under the clamp holder 2.
The supporting table 3 comprises a table body 31, a supporting plate 32, an expansion link 33, a supporting block 34 and a collecting mechanism 35, the middle part of the bottom surface of the supporting plate 32 is fixed at the surface position of the top of the table body 31, the bottom end of the expansion link 33 is installed at the bottom of a groove at the top end of the table body 31, the bottom end of the expansion link 33 penetrates through the upper and lower surfaces of the middle part of the supporting plate 32 and is movably matched with the top end of the expansion link 33, and the collecting mechanism 35 is sleeved outside.
The collecting mechanism 35 comprises a lantern ring 351, a movable cavity 352, push rods 353 and four contact plates 354, wherein the movable cavity 352 is recessed from outside to inside on the inner side surface of the lantern ring 351, the outer end of each push rod 353 is fixed on the inner wall of the movable cavity 352, the outer side surface of each contact plate 354 is movably matched with the inner end of each push rod 353, the contact plates 354 are in a circle shape, the contact area between each contact plate 354 and the outer wall of each supporting block 34 can be increased, metal tin solidified on the outer wall of each supporting block 34 can be removed uniformly, the contact plates 354 are respectively movably matched with the three same push rods 353, the pushing force of each push rod 353 on each contact plate 354 can be increased, and the contact plates 354 are wrapped on the outer wall of each supporting block 34.
The contact plate 354 comprises a collecting block 54a, a supporting bar 54b, a frame 54c, an inner cavity 54d, a supporting bar 54e and two clearing rings 54f, wherein the bottom end of the supporting bar 54b is fixed at the inner bottom of a top groove of the collecting block 54a close to the left side and the right side, the bottom surface of the frame 54c is connected with the top end of the supporting bar 54b, the inner cavity 54d is arranged on the center position of the left side surface and the inner bottom of the middle upper position of the frame 54c from left to right, the top end of the supporting bar 54e is arranged on the inner wall of the top part of the inner cavity 54d close to the left side, the clearing rings 54f are hinged with the bottom end of the supporting bar 54e, the clearing rings 54f are two, metallic tin fluid solidified on the outer wall of the supporting block 34 is cleared through the clearing rings 54f, the clearing rings 54f are movably matched, solid metallic tin debris remained on the outer wall of the clearing rings 54f can be cleared, and the outer wall of the clearing rings 54f is kept clean, the bottom in the inner cavity 54d is inclined, which is beneficial to reducing the resistance of the bottom of the inner cavity 54d to the metal tin scraps, and accelerating the falling metal tin scraps to enter the collecting block 54a along the bottom in the inner cavity 54d for collection.
The cleaning ring 54f comprises a support ring f1, a crushing plate f2, a side groove f3, a pushing strip f4 and a cleaning plate f5, the inner side surface of the crushing plate f2 is connected with the outer wall of the support ring f1 into a whole, the side groove f3 is sunken in the outer wall of the support ring f1 and clamped between the crushing plates f2, the inner end of the pushing strip f4 is connected with the inner wall of the side groove f3, the cleaning plate f5 is movably matched with the outer end of the pushing strip f4, a raised triangular block is arranged on the outer wall of the crushing plate f2, the impact force of the crushing plate f2 on the metallic tin on the outer wall of the support block 34 can be increased, the metallic tin on the outer wall of the support block 34 is uniformly cleaned, and the free up-and down movement of the support block 34 is facilitated.
The cleaning plate f5 comprises a plate body f51, an exhaust hole f52 and a pushing block f53, the exhaust hole f52 penetrates through the upper surface and the lower surface of the plate body f51, the pushing blocks f53 are located on two sides of the exhaust hole f52 respectively, the outer wall of the pushing block f53 is made of a hairbrush material, metal tin which does not completely fall off on the outer wall of the supporting block 34 can be fully brushed off, and the outer wall of the supporting block 34 is kept clean.
The specific use mode and function of the embodiment are as follows:
in the invention, a circuit board is firstly placed at the top of a supporting block 34 of a supporting table 3, then a capacitor is placed at the bottom of a clamper 2, a motor is controlled to drive the clamper 2 to operate, the clamper 2 vertically conveys the capacitor downwards, metal tin is heated and melted into a fluid state, the capacitor is fixed at the top of the circuit board through the metal tin, the circuit board is pressed by the capacitor to push the supporting block 34 downwards towards the inside of a table body 31, the buffer is realized through a telescopic rod 33, the phenomenon that the circuit board is broken is reduced, when the supporting block 34 moves downwards, a push rod 353 in a collecting mechanism 35 expands in a movable cavity 352 by taking a lantern ring 351 as a fulcrum to push a contact plate 354 towards the outer wall of the supporting block 34, a cleaning ring 54f in a frame 54c rotates by taking a supporting rod 54e as the fulcrum and the outer wall of the supporting block 34 in a movable fit manner, and the metal tin on the outer wall of the supporting block 34 is pushed and cleaned through a grinding plate f2, the metallic tin falls and slides along the bottom of the inner cavity 54d to the inside of the collection block 54a to be collected, the push bar f4 in the cleaning ring 54f pushes the cleaning plate f5 to the outer wall of the support block 34 by taking the support ring f1 as a fulcrum, so that the push block f53 pushes and cleans the fragments which are not completely dropped on the outer wall of the support block 34, the cleaning plate f5 pushes and contracts the push bar f4 by the pushing force of the support block 34, the plate body f51 of the cleaning plate f5 moves, so that the air flow in the inside of the side groove f3 is diffused to the air exhaust hole f52 by the pushing force of the plate body f51, the fragments on the outer wall of the support block 34 are blown and dropped again by the air flow, and the cleaning rings 54f are mutually matched to clean the fragments remained on the outer wall of the cleaning ring 54f, when the contact plate 354 is matched with the support block 34, the frame 54c is pushed and contracted by the pushing force of the support block 34, the support bar 54b is reset to generate a shaking force, which is favorable for the frame 54c, the debris in the inner cavity 54d to be collected and dropped to the inside of the collection block 54a quickly, the metal tin on the outer wall of the supporting block 34 is removed through the removing ring 54f of the collecting mechanism 35 and collected inside the collecting block 54a, so that the supporting block 34 is favorably buffered by moving up and down, and the phenomenon of damage during the packaging of the circuit board is reduced.
Example 2:
as shown in fig. 7 to 9:
wherein, inner chamber 54d includes sleeve pipe d1, drainage plate d2, spacing strip d3, the inner wall hinged joint of the middle and upper position in drainage plate d2 top and the sleeve pipe d1, spacing strip d3 top is fixed in drainage plate d2 bottom surface, drainage plate d2 is equipped with two, is bilateral symmetry and distributes, is favorable to drainage plate d2 activity block can block the inside metallic tin piece of collection piece 54a, reduces the piece refluence.
The drainage plate d2 comprises a support plate d21, a telescopic bar d22 and a pull ball d23, the top end of the telescopic bar d22 is mounted at the bottom end surface of the support plate d21, the top of the pull ball d23 is connected with the bottom end of the telescopic bar d22, the support plate d21 is arc-shaped, resistance of the upper surface of the support plate d21 to metal tin debris can be reduced, and the debris can slide along the upper surface of the support plate d21 and fall into the collection block 54 a.
The pull ball d23 comprises a ball body 23a, a magnetic block 23b, an inner groove 23c and two jump balls 23d, the magnetic block 23b is nested between the left side surface and the inside of the ball body 23a, the inner groove 23c is arranged inside the ball body 23a close to the right side, the jump balls 23d are arranged inside the inner groove 23c, the two magnetic blocks 23b are respectively nested on the left side and the right side of the ball body 23a and are symmetrically distributed, and the magnetism of the magnetic blocks 23b is opposite, so that when the pull balls d23 are close to each other, the magnetic blocks 23b generate attractive force of mutual attraction through magnetic force movable fit, and the position of the flow guide plate d2 can be limited.
The specific use mode and function of the embodiment are as follows:
in the invention, when the contact plate 354 is movably matched with the supporting block 34, the frame 54c is vibrated by the elastic force of the supporting bar 54b, so that the gravity center of a pull ball d23 at the bottom of the drainage plate d2 in the inner cavity 54d is changed to jump up and down through the telescopic bar d22, the supporting plate d21 is pulled down by the pull ball d23 by taking the sleeve d1 as a fulcrum, so that the gap between the drainage plates d2 is increased, the debris accumulated in the inner cavity 54d falls into the collection block 54a along the gap to be collected, when the pulling force of the pull ball d23 is reduced, the drainage plate d2 is reset through the limiting bar d3, when the pull balls d23 are static and close to each other, the 23b on the side surface of the ball 23a movably matched with the drainage plate d2 through magnetic force, when the pull ball d23 jumps up and down, the jump up and down in the inner groove 23c to generate power, the pull ball d23 is increased, the pulling force on the drainage plate d2 is accelerated, the debris falls down, and the magnetic block 2 in the inner bottom of the inner cavity 54d 2 can drain the debris, and can block the debris in the collection block 54a, so as to reduce the debris in the collection block 54a flowing back along the inner cavity 54d when the contact plate 354 slightly swings up and down, thereby facilitating the collection of the debris.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (8)
1. An integrated circuit package of inside decoupling, its structure includes organism (1), holder (2), brace table (3), the positive top position in organism (1) is installed in holder (2), brace table (3) sets up under holder (2), its characterized in that:
the supporting table (3) comprises a table body (31), a supporting plate (32), an expansion rod (33), a supporting block (34) and a collecting mechanism (35), the middle of the bottom surface of the supporting plate (32) is fixed to the position of the top surface of the table body (31), the bottom end of the expansion rod (33) is installed at the bottom of a groove in the top end of the table body (31), the bottom end of the expansion rod (33) penetrates through the upper surface and the lower surface of the middle of the supporting plate (32) and is movably matched with the top end of the expansion rod (33), and the collecting mechanism (35) is sleeved outside the middle-lower position of the supporting block (34).
2. An internally decoupled integrated circuit package as recited in claim 1, wherein: the collecting mechanism (35) comprises a sleeve ring (351), a movable cavity (352), a push rod (353) and a contact plate (354), wherein the movable cavity (352) is recessed from outside to inside on the inner side surface of the sleeve ring (351), the outer end of the push rod (353) is fixed on the inner wall of the movable cavity (352), and the outer side surface of the contact plate (354) is movably matched with the inner end of the push rod (353).
3. An internally decoupled integrated circuit package as recited in claim 2, wherein: contact plate (354) are including collecting piece (54 a), support bar (54 b), frame (54 c), inner chamber (54 d), branch (54 e), clear ring (54 f), support bar (54 b) bottom mounting is in collecting piece (54 a) and is close to the bottom in the top recess of the left and right sides, frame (54 c) bottom surface is connected with support bar (54 b) top, inner chamber (54 d) turn right by a left side and offer the left surface and the interior bottom central point of middle-upper position in frame (54 c), branch (54 e) top is installed and is close to left top inner wall at inner chamber (54 d), clear ring (54 f) and branch (54 e) bottom hinged joint.
4. An internally decoupled integrated circuit package as recited in claim 3, wherein: clear away ring (54 f) including support ring (f 1), crushing board (f 2), side groove (f 3), push away strip (f 4), clear away board (f 5), it is even as an organic whole with support ring (f 1) outer wall to smash board (f 2) inside surface, side groove (f 3) are sunken in support ring (f 1) outer wall, and press from both sides between crushing board (f 2), it is connected with side groove (f 3) inner wall to push away strip (f 4) inner end, clear away board (f 5) and push away strip (f 4) outer end clearance fit.
5. An internally decoupled integrated circuit package as recited in claim 4, wherein: clear away board (f 5) includes plate body (f 51), exhaust hole (f 52), ejector pad (f 53), exhaust hole (f 52) run through plate body (f 51) upper and lower surface, ejector pad (f 53) is located exhaust hole (f 52) both sides respectively.
6. An internally decoupled integrated circuit package as recited in claim 3, wherein: the inner cavity (54 d) comprises a sleeve (d 1), a drainage plate (d 2) and a limiting strip (d 3), the top end of the drainage plate (d 2) is hinged with the inner wall at the middle upper position in the sleeve (d 1), and the top end of the limiting strip (d 3) is fixed on the bottom surface of the drainage plate (d 2).
7. An internally decoupled integrated circuit package as recited in claim 6, wherein: the drainage plate (d 2) comprises a support plate (d 21), a telescopic bar (d 22) and a pull ball (d 23), the top end of the telescopic bar (d 22) is installed at the bottom end surface of the support plate (d 21), and the top of the pull ball (d 23) is connected with the bottom end of the telescopic bar (d 22).
8. An internally decoupled integrated circuit package as recited in claim 7, wherein: the pull ball (d 23) comprises a ball body (23 a), a magnetic block (23 b), an inner groove (23 c) and a bouncing ball (23 d), wherein the magnetic block (23 b) is nested between the left side surface and the inside of the ball body (23 a), the inner groove (23 c) is arranged in the inner portion, close to the right side, of the ball body (23 a), and the bouncing ball (23 d) is arranged in the inner groove (23 c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110745629.9A CN113365438A (en) | 2021-07-01 | 2021-07-01 | Integrated circuit package with internal decoupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110745629.9A CN113365438A (en) | 2021-07-01 | 2021-07-01 | Integrated circuit package with internal decoupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113365438A true CN113365438A (en) | 2021-09-07 |
Family
ID=77537951
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110745629.9A Withdrawn CN113365438A (en) | 2021-07-01 | 2021-07-01 | Integrated circuit package with internal decoupling |
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| Country | Link |
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| CN (1) | CN113365438A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113866840A (en) * | 2021-09-11 | 2021-12-31 | 张君碧 | Dangerous solid waste detection equipment for building field |
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| CN209078202U (en) * | 2018-11-30 | 2019-07-09 | 上海克来盛罗自动化设备有限公司 | A kind of pressing machine |
| CN112658552A (en) * | 2021-01-07 | 2021-04-16 | 操盛继 | Electric welding machine for single chip microcomputer processing |
| CN112873022A (en) * | 2021-01-29 | 2021-06-01 | 上海曰茶贸易有限公司 | Spanner polishing equipment for five metals |
| CN112880764A (en) * | 2021-02-04 | 2021-06-01 | 陈智 | Instrument and meter stores pylon |
| CN112885631A (en) * | 2021-01-18 | 2021-06-01 | 苏州邑旸瑾网络科技有限公司 | 5G antenna centralized adjusting equipment |
-
2021
- 2021-07-01 CN CN202110745629.9A patent/CN113365438A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209078202U (en) * | 2018-11-30 | 2019-07-09 | 上海克来盛罗自动化设备有限公司 | A kind of pressing machine |
| CN112658552A (en) * | 2021-01-07 | 2021-04-16 | 操盛继 | Electric welding machine for single chip microcomputer processing |
| CN112885631A (en) * | 2021-01-18 | 2021-06-01 | 苏州邑旸瑾网络科技有限公司 | 5G antenna centralized adjusting equipment |
| CN112873022A (en) * | 2021-01-29 | 2021-06-01 | 上海曰茶贸易有限公司 | Spanner polishing equipment for five metals |
| CN112880764A (en) * | 2021-02-04 | 2021-06-01 | 陈智 | Instrument and meter stores pylon |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113866840A (en) * | 2021-09-11 | 2021-12-31 | 张君碧 | Dangerous solid waste detection equipment for building field |
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Application publication date: 20210907 |
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