CN117042303A - PCB etching device convenient to fix for LED display screen production - Google Patents
PCB etching device convenient to fix for LED display screen production Download PDFInfo
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- CN117042303A CN117042303A CN202311181991.3A CN202311181991A CN117042303A CN 117042303 A CN117042303 A CN 117042303A CN 202311181991 A CN202311181991 A CN 202311181991A CN 117042303 A CN117042303 A CN 117042303A
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- dwang
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- 238000005530 etching Methods 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000003756 stirring Methods 0.000 claims description 33
- 230000000694 effects Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000001312 dry etching Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000000866 electrolytic etching Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
Classifications
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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
- H05K3/0008—Apparatus or processes for manufacturing printed circuits for aligning or positioning of tools relative to the circuit board
-
- 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
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
- H05K3/068—Apparatus for etching printed circuits
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Weting (AREA)
Abstract
The invention relates to the field of mechanical fixation and discloses a PCB etching device for producing an LED display screen, which comprises a processing box, wherein the top of the processing box is fixedly connected with a top plate, the inner wall of the processing box is fixedly connected with a high-pressure nozzle, openings are respectively formed in the left side and the right side of the processing box, the outer wall of the right side of the processing box is fixedly connected with a drain pipe, the outer walls of the left end and the right end of the processing box are respectively fixedly connected with a first supporting rod, and one end of the first supporting rod, which is far away from the processing box, is fixedly connected with a first arc-shaped rod.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a PCB etching device convenient to fix for producing an LED display screen.
Background
The etching is mainly divided into front and rear sections, the front section is mainly etching of silicon and silicon compounds, the rear section is mainly etching of metal and dielectrics, the etching technology can be divided into wet etching and dry etching according to process classification, wherein the wet etching comprises chemical etching and electrolytic etching, the wet etching is generally only used for cleaning and rarely used for patterning, and the dry etching is mainly used as the main etching technology at present and is mainly plasma dry etching. Photolithography only patterns on photoresist, but is unpatterned on silicon, requiring etching of the silicon wafer with dry etched plasma.
The LED display screen is a flat-panel display, which consists of small LED module panels, is used for displaying various information such as characters, images, videos and the like, integrates microelectronic technology, computer technology and information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like; the PCB, called a printed circuit board, is an important electronic component, is a support for electronic components, and is a carrier for electrical interconnection of electronic components.
The patent application with the application number of 202021179279.1 discloses an etching device for PCB production, when carrying out etching operation, the device once only can be lower to the centre gripping volume of PCB board, can't carry out centre gripping etching to a plurality of different PCB boards simultaneously, influences machining efficiency.
Therefore, we propose a PCB etching device for LED display screen production, which is convenient to fix.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme: PCB board etching device is used in production of LED display screen convenient to it is fixed, including handling the case, the top fixedly connected with roof of handling the case, the inner wall fixedly connected with high-pressure nozzle of handling the case, the opening has been seted up respectively to the left and right sides of handling the case, the right side outer wall fixedly connected with drain pipe of handling the case, the first bracing piece of both ends outer wall respectively fixedly connected with about handling the case, the first arc pole of one end fixedly connected with of handling the case is kept away from to first bracing piece still includes:
clamping device, include the slide bar with first arc pole fixed connection, the quantity of slide bar is two, and two slide bars set up about first arc pole axis symmetry, the outer wall slip of slide bar has cup jointed first sliding block, and fixedly connected with is the same connecting rod between two first sliding blocks, the outer wall fixedly connected with second fixed axle of first sliding block, the outer wall activity of second fixed axle has cup jointed first dwang, the one end that the second fixed axle was kept away from to first dwang is connected with the second dwang through the pivot rotation, the quantity of first dwang is two, two first dwang sets up about second dwang axis symmetry.
According to the technical scheme, the one end that first dwang was kept away from to the second dwang is provided with the fixed plate, the bottom fixedly connected with third arc pole of fixed plate, the one end that the fixed plate was kept away from to the third arc pole is provided with the connecting block, the left and right sides of fixed plate is through pivot fixedly connected with second arc bullet pole, the bottom and the connecting block fixed connection of second arc bullet pole, the top fixedly connected with hydraulic stem of fixed plate, the quantity of third arc pole is two, two the third arc pole is related to fixed plate axis symmetry setting.
According to the technical scheme, the first connecting axle of left and right sides outer wall fixedly connected with of connecting block, the connecting block is rotated with the second dwang through first connecting axle, the top fixedly connected with second connecting axle of connecting block, the connecting block is rotated with the third arc pole through the second connecting axle and is connected, the bottom fixedly connected with second spring of connecting block, the one end and the first sliding block fixed connection of connecting block are kept away from to the second spring, the quantity of first connecting axle is two, two first connecting axle sets up about connecting block axis symmetry.
According to the technical scheme, the top fixedly connected with fixed block of hydraulic pressure pole, the outer wall fixedly connected with third fixed axle of fixed block, the surface of third fixed axle rotates and has cup jointed the third dwang, the through-hole has been seted up to the outer wall of fixed block, the top fixedly connected with third spring of through-hole, the bottom fixedly connected with second sliding block of third spring, the fourth dwang has been cup jointed through the pivot activity to the second sliding block, the inner wall and the third dwang rotation of fourth dwang are connected, the top of fourth dwang is connected with the gyro wheel through the pivot rotation, the quantity of third fixed axle is two the third fixed axle sets up about fixed block axis symmetry.
According to the technical scheme, the bottom inner wall fixedly connected with motor of processing case, the output fixedly connected with axis of rotation of motor, the one end fixedly connected with stopper of motor is kept away from to the axis of rotation, the bottom fixedly connected with first spring of stopper, the quantity of motor is three, the motor sets up with processing case axis symmetry.
According to the technical scheme, the bottom fixedly connected with solid fixed ring of axis of rotation, gu fixed ring's outer wall fixedly connected with second bracing piece, first sliding tray has been seted up at the top of second bracing piece, the quantity of second bracing piece is four, four the second bracing piece sets up with solid fixed ring axis symmetry.
According to the technical scheme, the one end and the solid fixed ring fixed connection of slip ring are kept away from to first spring, the surface sliding connection of axis of rotation has first stirring leaf, is located the top fixedly connected with dead lever of left first stirring leaf, the dead lever is rotated through the pivot and is connected with the third stirring leaf, the first fixed axle of outer wall fixedly connected with of first stirring leaf, the outer wall rotation of first fixed axle has cup jointed the second arc pole, the one end that first fixed axle was kept away from to the second arc pole is sliding connection in first sliding tray, the left side outer wall fixedly connected with second stirring leaf of second arc pole, the surface of slip ring is connected with the third bracing piece through the pivot rotation, the second sliding tray has been seted up to the inner wall of third bracing piece, the inner wall sliding connection of second sliding tray has the fourth bracing piece, the right side and the second stirring leaf fixed connection of fourth bracing piece, the right-hand member fixedly connected with first arc spring, the one end and the second fixed axle of third bracing piece are kept away from to first arc spring, the first fixed axle quantity is the fourth fixed axle about the first fixed axle, the fourth axis of symmetry sets up.
The invention provides a PCB etching device for producing an LED display screen, which is convenient to fix and has the following beneficial effects:
(1) According to the PCB etching device for producing the LED display screen, which is convenient to fix, when the circuit board is required to be etched, the circuit board is prevented from being arranged above the roller, the circuit board is fixed through the clamping device, the first sliding block slides along the sliding rod, the circuit board enters the inner wall of the processing box, and the etching operation is performed on the circuit board through the high-pressure nozzle.
(2) According to the invention, the clamping device is arranged, the fixing block is pushed by the hydraulic rod, the circuit board is clamped by the rollers at the two sides of the fixing block, the circuit board is fixed by the continuous rising of the hydraulic rod and the contact between the top of the fixing block and the circuit board, and the circuit board is etched in the etching liquid on the inner wall of the processing box by the sliding of the first sliding block.
(3) According to the invention, the fixing block is arranged, when the LED screen is required to be fixed, the rollers at two sides of the fixing block are contacted with the LED screen, and the connecting block is connected with the third arc-shaped rod in a rotating way, so that the hydraulic rod at the top of the fixing plate has a certain inclination angle, and the screen is prevented from being damaged by the fixing block when the first sliding block slides.
(4) According to the invention, the first stirring blade and the second stirring blade are arranged, when the etching liquid is arranged on the inner wall of the processing box, the motor is used for rotating the rotating shaft, and the etching liquid on the inner wall of the processing box is stirred through the rotation of the first stirring blade and the second stirring blade, so that the chemical efficiency of the etching operation of the circuit board is accelerated.
Drawings
FIG. 1 is a schematic overall elevational view of the present invention;
FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the structure of a first stirring blade and a second stirring blade according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
FIG. 5 is a schematic view of the first slider and the second slider according to the present invention;
FIG. 6 is a schematic view of a structure of a fixing plate according to the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6B according to the present invention;
FIG. 8 is a schematic view of a fixed block structure according to the present invention;
in the figure: 1. a treatment box; 101. a high pressure nozzle; 2. a top plate; 3. an opening; 4. a drain pipe; 5. a first support bar; 6. a first arcuate lever; 7. a motor; 701. a rotating shaft; 702. a limiting block; 703. a first spring; 704. a first stirring blade; 705. a first fixed shaft; 706. a second arcuate lever; 707. a second stirring blade; 708. a fixing ring; 709. a second support bar; 710. a first sliding groove; 711. a slip ring; 712. a third support bar; 713. a second sliding groove; 714. a first arc spring rod; 715. a fourth support bar; 716. a fixed rod; 717. a third stirring blade; 8. a clamping device; 801. a slide bar; 802. a first slider; 8021. a second fixed shaft; 8022. a first rotating lever; 8023. a second rotating lever; 803. a connecting block; 8031. a first connecting shaft; 8032. a second connecting shaft; 8033. a second spring; 804. a fixing plate; 8041. a third arc-shaped rod; 8042. a second arc spring rod; 805. a hydraulic rod; 806. a fixed block; 8061. a through hole; 8062. a third fixed shaft; 8063. a third rotating lever; 8064. a second slider; 8065. a third spring; 8066. a fourth rotating lever; 8067. a roller; 807. and (5) connecting a rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: referring to fig. 1-4, the present invention provides the following technical solutions: PCB board etching device is used in production of LED display screen convenient to it is fixed, including handling case 1, the top fixedly connected with roof 2 of handling case 1, the inner wall fixedly connected with high-pressure nozzle 101 of handling case 1, opening 3 has been seted up respectively to the left and right sides of handling case 1, the right side outer wall fixedly connected with drain pipe 4 of handling case 1, the left and right sides outer wall of handling case 1 is fixedly connected with first bracing piece 5 respectively, the first arc pole 6 of the one end fixedly connected with of handling case 1 is kept away from to first bracing piece 5, still include:
the invention discloses a PCB etching device for producing an LED display screen, which is convenient to fix, and comprises a clamping device 8, wherein the clamping device comprises two sliding rods 801 fixedly connected with a first arc-shaped rod 6, the number of the two sliding rods 801 is two, the two sliding rods 801 are symmetrically arranged about the central axis of the first arc-shaped rod 6, a first sliding block 802 is sleeved on the outer wall of the sliding rod 801 in a sliding manner, the same connecting rod 807 is fixedly connected between the two first sliding blocks 802, a second fixed shaft 8021 is fixedly connected to the outer wall of the first sliding block 802, a first rotating rod 8022 is movably sleeved on the outer wall of the second fixed shaft 8021, one end of the first rotating rod 8022, far away from the second fixed shaft 8021, is rotatably connected with a second rotating rod 8023 through a rotating shaft, the number of the first rotating rods 8022 is two, and the two first rotating rods 8022 are symmetrically arranged about the central axis of the second rotating rod 8023.
The bottom inner wall fixedly connected with motor 7 of processing case 1, the output fixedly connected with axis of rotation 701 of motor 7, the one end fixedly connected with stopper 702 that motor 7 was kept away from to axis of rotation 701, the bottom fixedly connected with first spring 703 of stopper 702.
The bottom of the rotation shaft 701 is fixedly connected with a fixing ring 708, the outer wall of the fixing ring 708 is fixedly connected with a second support rod 709, and a first sliding groove 710 is formed in the top of the second support rod 709.
One end of the first spring 703 far away from the sliding ring 711 is fixedly connected with the fixed ring, the outer surface of the rotating shaft 701 is slidably connected with the first stirring blade 704, the top of the first stirring blade 704 positioned at the left side is fixedly connected with a fixed rod 716, the fixed rod 716 is rotatably connected with a third stirring blade 717 through the rotating shaft, the outer wall of the first stirring blade 704 is fixedly connected with a first fixed shaft 705, the outer wall of the first fixed shaft 705 is rotatably sleeved with a second arc-shaped rod 706, one end of the second arc-shaped rod 706 far away from the first fixed shaft 705 is slidably connected in the first sliding groove 710, the left side outer wall of the second arc-shaped rod 706 is fixedly connected with a second stirring blade 707, the outer surface of the sliding ring 711 is rotatably connected with a third supporting rod 712 through the rotating shaft, the inner wall of the third supporting rod 712 is provided with a second sliding groove 713, the inner wall of the second sliding groove 713 is slidably connected with a fourth supporting rod 715, the right side of the fourth supporting rod 715 is fixedly connected with the second stirring blade 707, the right end of the fourth supporting rod 715 is fixedly connected with a first arc-shaped elastic rod 714, one end of the first arc-shaped elastic rod 714 far away from the third supporting rod 712 is fixedly connected with the second arc-shaped rod 706, when etching liquid is arranged on the inner wall of the processing box 1, the rotating shaft 701 is rotated through the motor 7, the etching liquid on the inner wall of the processing box 1 is stirred through the rotation of the first stirring blade 704 and the second stirring blade 707, the chemical efficiency of the etching operation of the circuit board is accelerated, when the etching operation is required on the circuit board, the etching liquid is etched on the circuit board through the etching liquid on the inner wall of the processing box 1, the etching liquid is sprayed on the circuit board through the high-pressure nozzle 101 on the inner wall of the processing box 1, the motor 7 fixedly connected with the bottom of the processing box 1 rotates the second stirring blade 707 through the rotating shaft 701, the first spring 703 vibrates the first stirring blade 704 up and down, the bottom of the second stirring blade 707 is slid along the first sliding groove 710 toward the rotation shaft 701, and the etching solution is stirred by the first stirring blade 704 and the second stirring blade 707.
Embodiment two: referring to fig. 5-8, the present invention provides the following technical solutions based on the first embodiment: the one end that first dwang 8022 was kept away from to second dwang 8023 is provided with fixed plate 804, and the bottom fixedly connected with third arc pole 8041 of fixed plate 804, and the one end that fixed plate 804 was kept away from to third arc pole 8041 is provided with connecting block 803, and the left and right sides of fixed plate 804 is through pivot fixedly connected with second arc bullet pole 8042, the bottom and the connecting block 803 fixed connection of second arc bullet pole 8042, the top fixedly connected with hydraulic rod 805 of fixed plate 804.
The left and right sides outer wall fixedly connected with first connecting axle 8031 of connecting block 803, connecting block 803 rotates with second dwang 8023 through first connecting axle 8031 to be connected, the top fixedly connected with second connecting axle 8032 of connecting block 803, connecting block 803 rotates with third arc pole 8041 through second connecting axle 8032 to be connected, the bottom fixedly connected with second spring 8033 of connecting block 803, the one end that second spring 8033 kept away from connecting block 803 is fixed with first sliding block 802, first sliding block 802 both sides support connecting block 803 through first dwang 8022 and second dwang 8023, through the swivelling joint between connecting block 803 and the third arc pole 8041, make the hydraulic rod 805 at fixed plate 804 top can have certain inclination when first sliding block 802 slides, prevent excessively to extrude the circuit board, lead to the circuit board trouble, the circuit board can get into inside processing box 1, after accomplishing etching operation processing, send out the circuit board from the right side of processing box 1 through the slip of first sliding block 802.
The top of the hydraulic rod 805 is fixedly connected with a fixed block 806, the outer wall of the fixed block 806 is fixedly connected with a third fixed shaft 8062, the outer surface of the third fixed shaft 8062 is rotationally sleeved with a third rotating rod 8063, the outer wall of the fixed block 806 is provided with a through hole 8061, the top of the through hole 8061 is fixedly connected with a third spring 8065, the bottom of the third spring 8065 is fixedly connected with a second sliding block 8064, the second sliding block 8064 is movably sleeved with a fourth rotating rod 8066 through a rotating shaft, the inner wall of the fourth rotating rod 8066 is rotationally connected with the third rotating rod 8063, the top of the fourth rotating rod 8066 is rotationally connected with a roller 8067 through the rotating shaft, the invention clamps a circuit board through the roller 8067 at two sides of the fixed block 806 by pushing the fixed block 806 through the hydraulic rod 805, the continuous rising of the hydraulic rod 805 is contacted with the circuit board through the top of the fixed block 806, the invention has achieved the fixed effect to the circuit board, through the slip of the first sliding block 802, make the circuit board carry on the etching operation in the etchant of the inner wall of the processing box 1, through setting up the fixed block 806, when needing to fix the LED screen, through the gyro wheel 8067 contact with LED screen of both sides of the fixed block 806, through the rotary connection of the connecting block 803 and the third arcuate pole 8041, make the hydraulic pole 805 on the top of the fixed plate 804 have certain inclination, make the first sliding block 802 while sliding, avoid the fixed block 806 damaging the screen, the staff place the circuit board between upper and lower two gyro wheels 8067, move the fixed block 806 upwards through the hydraulic pole 805, the gyro wheel 8067 located in both sides of the fixed block 806 slides outside, through the contact of the top of the fixed block 806 and circuit board, slide along slide bar 801 through the first sliding block 802.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. PCB board etching device is used in production of LED display screen convenient to it is fixed, including handling case (1), the top fixedly connected with roof (2) of handling case (1), the inner wall fixedly connected with high-pressure nozzle (101) of handling case (1), opening (3) have been seted up respectively to the left and right sides of handling case (1), the right side outer wall fixedly connected with drain pipe (4) of handling case (1), the left and right sides both ends outer wall of handling case (1) is fixedly connected with first bracing piece (5) respectively, the one end fixedly connected with first arc pole (6) of handling case (1) are kept away from to first bracing piece (5), its characterized in that still includes:
clamping device (8), include slide bar (801) with first arc pole (6) fixed connection, the quantity of slide bar (801) is two, and two slide bars (801) are about first arc pole (6) axis symmetry setting, the outer wall slip of slide bar (801) has cup jointed first sliding block (802), and fixedly connected with same connecting rod (807) between two first sliding blocks (802), the outer wall fixedly connected with second fixed axle (8021) of first sliding block (802), first dwang (8022) have been cup jointed in the outer wall activity of second fixed axle (8021), one end that second fixed axle (8021) were kept away from to first dwang (8022) is connected with second dwang (8023) through the pivot rotation, the quantity of first dwang (8022) is two first dwang (8022) is about second dwang (8023) axis symmetry setting.
2. The device for etching the PCB for producing the LED display screen, which is convenient to fix, according to claim 1, is characterized in that: the one end that first dwang (8022) was kept away from to second dwang (8023) is provided with fixed plate (804), the bottom fixedly connected with third arc pole (8041) of fixed plate (804), the one end that fixed plate (804) was kept away from to third arc pole (8041) is provided with connecting block (803), the left and right sides of fixed plate (804) is through pivot fixedly connected with second arc bullet pole (8042), the bottom and connecting block (803) fixed connection of second arc bullet pole (8042), the top fixedly connected with hydraulic rod (805) of fixed plate (804).
3. The PCB etching device for producing the LED display screen convenient to fix according to claim 2, wherein: the left and right sides outer wall fixedly connected with first connecting axle (8031) of connecting block (803), connecting block (803) are rotated through first connecting axle (8031) and second dwang (8023) and are connected, the top fixedly connected with second connecting axle (8032) of connecting block (803), connecting block (803) are rotated through second connecting axle (8032) and third arc pole (8041) and are connected, the bottom fixedly connected with second spring (8033) of connecting block (803), the one end and the first sliding block (802) fixed connection of connecting block (803) are kept away from to second spring (8033).
4. The PCB etching device for producing the LED display screen convenient to fix according to claim 2, wherein: the top fixedly connected with fixed block (806) of hydraulic pressure pole (805), the outer wall fixedly connected with third fixed axle (8062) of fixed block (806), the surface of third fixed axle (8062) rotates and has cup jointed third dwang (8063), through-hole (8061) have been seted up to the outer wall of fixed block (806), the top fixedly connected with third spring (8065) of through-hole (8061), the bottom fixedly connected with second sliding block (8064) of third spring (8065), second sliding block (8064) has cup jointed fourth dwang (8066) through the pivot activity, the inner wall of fourth dwang (8066) rotates with third dwang (8063) to be connected, the top of fourth dwang (8066) is connected with gyro wheel (8067) through the pivot rotation.
5. The PCB etching device for producing the LED display screen convenient to fix according to claim 4, wherein: the device is characterized in that a motor (7) is fixedly connected to the inner wall of the bottom of the treatment box (1), a rotating shaft (701) is fixedly connected to the output end of the motor (7), a limiting block (702) is fixedly connected to one end, far away from the motor (7), of the rotating shaft (701), a sliding ring (711) is fixedly sleeved on the outer surface of the bottom of the rotating shaft (701), and a first spring (703) is fixedly connected to the bottom of the sliding ring (711).
6. The PCB etching device for producing the LED display screen convenient to fix according to claim 5, wherein: the bottom of axis of rotation (701) fixedly connected with solid fixed ring (708), the outer wall fixedly connected with second bracing piece (709) of solid fixed ring (708), first sliding tray (710) have been seted up at the top of second bracing piece (709).
7. The PCB etching device for producing the LED display screen convenient to fix according to claim 5, wherein: one end of the first spring (703) far away from the sliding ring (711) is fixedly connected with the fixed ring, the outer surface of the rotating shaft (701) is slidably connected with a first stirring blade (704), the top of the first stirring blade (704) at the left side is fixedly connected with a fixed rod (716), the fixed rod (716) is rotationally connected with a third stirring blade (717) through the rotating shaft, the outer wall of the first stirring blade (704) is fixedly connected with a first fixed shaft (705), the outer wall of the first fixed shaft (705) is rotationally sleeved with a second arc-shaped rod (706), one end of the second arc-shaped rod (706) far away from the first fixed shaft (705) is slidably connected in a first sliding groove (710), the left side outer wall of the second arc-shaped rod (706) is fixedly connected with a second stirring blade (707), the outer surface of the sliding ring (711) is rotationally connected with a third supporting rod (712) through the rotating shaft, the inner wall of the third supporting rod (712) is provided with a second sliding groove (713), the inner wall of the second sliding groove (713) is rotationally connected with a fourth supporting rod (715), one end of the fourth arc-shaped rod (715) is fixedly connected with the fourth supporting rod (715) at the right side of the fourth arc-shaped rod (715), one end of the first arc-shaped elastic rod (714) far away from the third supporting rod (712) is fixedly connected with the second arc-shaped rod (706).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311181991.3A CN117042303A (en) | 2023-09-13 | 2023-09-13 | PCB etching device convenient to fix for LED display screen production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311181991.3A CN117042303A (en) | 2023-09-13 | 2023-09-13 | PCB etching device convenient to fix for LED display screen production |
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| CN117042303A true CN117042303A (en) | 2023-11-10 |
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| CN202311181991.3A Pending CN117042303A (en) | 2023-09-13 | 2023-09-13 | PCB etching device convenient to fix for LED display screen production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117862923A (en) * | 2024-03-13 | 2024-04-12 | 宁波可挺汽车零部件有限公司 | Auxiliary frame blunderbuss cuts equipment behind car |
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2023
- 2023-09-13 CN CN202311181991.3A patent/CN117042303A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117862923A (en) * | 2024-03-13 | 2024-04-12 | 宁波可挺汽车零部件有限公司 | Auxiliary frame blunderbuss cuts equipment behind car |
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