CN213991574U - Wiring leveling device for circuit board processing - Google Patents

Abstract

The utility model provides a wiring leveling device of circuit board processing, comprising a base plate, the fixed U type frame in bottom plate upper end, first square groove is seted up to the bottom plate upper end, the inside fixed motor of bottom plate, motor output shaft extends to inside the first square groove left, the spacing ring is fixed to the annular outer end of gag lever post, the gag lever post is located the limiting plate upper end, gag lever post annular outer end suit second spring, second spring lower extreme and gag lever post fixed connection, the first spring of pull rod annular outer end suit, first spring be located the square inslot of second inside and with the laminating of gag lever post right-hand member, square logical groove is seted up to U type frame left end, square logical groove is located the pull rod downside, compared with prior art, the utility model discloses following beneficial effect has: through designing the pinch roller into multistage structure, improve the utilization ratio of pinch roller, conveniently change the pinch roller simultaneously, reduced manufacturing cost, practiced thrift the resource.

Description

Wiring leveling device for circuit board processing

Technical Field

The utility model relates to a wiring leveling device of circuit board processing belongs to circuit board technical field.

Background

The circuit board is also called as a printed circuit board, is made of copper or plastic board, is a provider for electrical connection of electronic components, and has the main advantages of greatly reducing errors of wiring and assembly and improving automation level and production labor rate.

The Chinese patent publication numbers are: CN 210042743U's a wiring leveling device of circuit board processing, drive the pinch roller through adjusting device and move down, can carry out the flattening to the wiring on the circuit board of different thickness, it is the same because of the position of laying wire on the circuit board of same specification, so only locally exist on the pinch roller that is used for the flattening wiring and lay wire contact, when this local position wearing and tearing are too big, just need change the pinch roller, and other positions on the pinch roller do not just do not have the wearing and tearing with the wiring contact this moment and too big, the annular side terminal surface utilization ratio of pinch roller is lower, thereby manufacturing cost has been increased, cause the wasting of resources.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough that exists to prior art, the utility model aims at providing a wiring leveling device of circuit board processing to the pinch roller that proposes leads to pinch roller surface wear with the frequent contact of circuit board in solving above-mentioned background, the problem of the pinch roller that needs often to be more renewed, the utility model discloses a design into multistage structure with the pinch roller, improve the utilization ratio of pinch roller, conveniently change the pinch roller simultaneously, reduced manufacturing cost, practiced thrift the resource.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a wiring leveling device for circuit board processing comprises a bottom plate, a U-shaped frame is fixed at the upper end of the bottom plate, a first square groove is formed at the upper end of the bottom plate, a motor is fixed inside the bottom plate, a motor output shaft extends leftwards to the inside of the first square groove, a supporting wheel is fixed at the output shaft end of the motor, the left end of the supporting wheel is rotatably connected with the left wall inside the first square groove, the supporting wheel is positioned inside the first square groove, a threaded rod is connected with the upper end of the U-shaped frame in a threaded manner, the threaded rod downwards penetrates through the U-shaped frame, the lower end of the threaded rod is rotatably connected with a limiting plate, the right end of the limiting plate is fixedly connected with a fixed plate, the fixed plate is slidably connected with the right wall inside the U-shaped frame, a supporting shaft is fixed at the left end of the fixed plate, a second sliding plate is installed at the left end of the limiting plate, the supporting shaft penetrates through the second sliding plate leftwards and is rotatably connected with the second sliding plate, at least two pinch rollers are sleeved at the annular outer end of the supporting shaft, at least two pinch rollers are arranged on the upper side of the supporting wheel, the left ends of at least two pinch rollers are symmetrically provided with two clamping grooves, the right ends of at least two pinch rollers are symmetrically fixed with two clamping blocks, two adjacent pinch rollers are clamped and fixed with the clamping grooves through the clamping blocks, the left end of the limiting plate is provided with a third limiting groove, the inside of the third limiting groove is connected with a first sliding plate in a sliding manner, the left part and the right part of the upper end of the first sliding plate are provided with second limiting grooves, the left part of the upper end of the limiting plate is provided with a first limiting groove, the first limiting groove is arranged on the upper end of the second limiting groove and communicated with the second limiting groove, the right end of the first sliding plate is fixed with a third spring, the right end of the third spring is fixedly connected with the right wall inside the third limiting groove, the left end of the first sliding plate is fixedly connected with the second sliding plate, the left part of the bottom inside of the U-shaped frame is provided with a second square groove, and the left end of the U-shaped frame is connected with a pull rod in a sliding manner, the utility model discloses a spacing structure, including the pull rod, the spacing structure includes a limiting rod, a limiting ring, a U-shaped frame, a pull rod, a first spacing groove, a second spacing groove, a spacing ring, a limiting rod outer end, a limiting plate upper end, a limiting rod outer end suit second spring, second spring lower extreme and spacing ring fixed connection, the first spring of pull rod annular outer end suit, first spring is located the square inslot of second and laminates with the spacing rod right-hand member, square logical groove is seted up to U type frame left end, square logical groove is located the pull rod downside.

Furthermore, the left end of the fixed plate is rotatably connected with a first limiting ring plate, the left end of the first limiting ring plate is attached to the pressing wheel, the right end of the second sliding plate is rotatably connected with a second limiting ring plate, the right end of the second limiting ring plate is attached to the pressing wheel, a groove body used for being connected with the rightmost clamping block in a clamping mode is formed in the left end of the first limiting ring plate, and a rod body used for being connected with the leftmost clamping groove in a clamping mode is fixed at the right end of the second limiting ring plate.

Furthermore, a slide rod is fixed at the right end of the fixing plate, a guide groove is formed in the right end of the interior of the U-shaped frame, and the slide rod extends into the guide groove and is in sliding connection with the guide groove.

Further, a top plate is fixed at the upper end of the threaded rod, and a holding rod is fixed at the upper end of the top plate.

Furthermore, a rubber sleeve is sleeved on the left portion of the annular outer end of the pull rod, and anti-skid particles are fixed at the outer end of the rubber sleeve.

Furthermore, a handle is fixed at the left end of the second sliding plate and is positioned at the right side of the square through groove.

Furthermore, the lower end of the bottom plate is close to four corners of the bottom plate, supporting seats are fixed, and anti-skid pads are fixed at the lower ends of the four supporting seats.

The utility model has the advantages that: holding the pull rod and moving the pull rod leftwards to drive the limit rod to slide leftwards along the second limit groove and the first limit groove until the lower end of the limit rod is separated from the second limit groove, at the moment, the second spring is compressed by the stress of the first spring, then, holding the handle by the other hand and pulling the second sliding plate leftwards, at the moment, loosening the pull rod and continuously pulling the second sliding plate leftwards, the pull rod and the limit rod move rightwards to the initial position under the elastic force of the first spring, the second sliding plate drives the first sliding plate to move leftwards, at the moment, the third spring is stretched by the stress of the third spring, the second spring and the first spring are acted by the resilience force to enable the limit rod to always move downwards, when the first sliding plate drives the other second limit groove leftwards to slide to the lower end of the first limit groove, the limit rod is clamped into the corresponding second limit groove, at the moment, the support shaft is separated from the second sliding plate, and then, the pinch roller slides leftwards as required, and the position of each pinch roller is adjusted to ensure that the worn pinch roller moves to the position contacting with the circuit board, then the pull rod is pulled leftwards again, so that the limiting rod is separated from the second limiting groove again, the third spring drives the first sliding plate to slide rightwards under the action of resilience force, thereby driving the second sliding plate to slide rightwards, loosening the pull rod, driving the first sliding plate to slide rightwards to the inner part of the second limit groove when the limit rod is clamped into the initial position by the third spring, at the moment, the second sliding plate is jointed with the limit plate, the support shaft is clamped into the inner part of the second sliding plate, the utilization rate of the pinch roller is improved by designing the pinch roller into a multi-section structure, meanwhile, the pinch roller is convenient to replace, the production cost is reduced, resources are saved, and the detachable clamping of the limiting rod and the second limiting groove is convenient to realize position limiting when the pinch roller is detached and locked, so that the installation convenience of the pinch roller is improved, and the pinch roller is prevented from being deviated left and right when rolling and rotating.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a wiring leveling device for processing a circuit board according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a side sectional view of the wiring leveling device for circuit board processing according to the present invention;

in the figure: 1-U-shaped frame, 2-threaded rod, 3-limiting plate, 4-fixing plate, 5-square through groove, 6-bottom plate, 7-supporting seat, 8-supporting wheel, 9-guide groove, 10-clamping groove, 11-first square groove, 12-motor, 13-pull rod, 14-second square groove, 15-first spring, 16-limiting rod, 17-second spring, 18-limiting ring, 19-third square groove, 20-third spring, 21-first limiting groove, 22-second limiting groove, 23-supporting shaft, 24-first sliding plate, 26-pressing wheel, 27-clamping block and 28-second sliding plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a wiring leveling device for processing a circuit board comprises a bottom plate 6, a U-shaped frame 1 is fixed at the upper end of the bottom plate 6, a first square groove 11 is formed at the upper end of the bottom plate 6, a motor 12 is fixed inside the bottom plate 6, an output shaft of the motor 12 extends leftwards to the inside of the first square groove 11, a supporting wheel 8 is fixed at the output shaft of the motor 12, the left end of the supporting wheel 8 is rotatably connected with the left wall inside the first square groove 11, the supporting wheel 8 is positioned inside the first square groove 11, a threaded rod 2 is connected with the upper end of the U-shaped frame 1 through threads, the threaded rod 2 downwards penetrates through the U-shaped frame 1, a limiting plate 3 is rotatably connected at the lower end of the threaded rod 2, a fixed plate 4 is fixedly connected at the right end of the limiting plate 3, the fixed plate 4 is slidably connected with the right wall inside the U-shaped frame 1, a supporting shaft 23 is fixed at the left end of the fixed plate 4, a second sliding plate 28 is installed at the left end of the supporting shaft 23 and rotatably connected with the second sliding plate 28, at least two pinch rollers 26 are sleeved at the annular outer end of the supporting shaft 23, at least two pressing wheels 26 are positioned on the upper side of the supporting wheel 8, two clamping grooves 10 are symmetrically arranged at the left ends of at least two pressing wheels 26, two clamping blocks 27 are symmetrically fixed at the right ends of at least two pressing wheels 26, two adjacent pressing wheels 26 are clamped and fixed with the clamping grooves 10 through the clamping blocks 27, a third square groove 19 is arranged at the left end of the limiting plate 3, a first sliding plate 24 is slidably connected with the inside of the third square groove 19, second limiting grooves 22 are arranged at the left and right parts of the upper end of the first sliding plate 24, a first limiting groove 21 is arranged at the left part of the upper end of the limiting plate 3, the first limiting groove 21 is positioned at the upper end of the second limiting groove 22 and communicated with the second limiting groove 22, a third spring 20 is fixed at the right end of the first sliding plate 24, the right end of the third spring 20 is fixedly connected with the right wall inside the third square groove 19, the left end of the first sliding plate 24 is fixedly connected with the second sliding plate 28, a second square groove 14 is arranged at the left part of the bottom end inside the U-shaped frame 1, a pull rod 13 is slidably connected with the left end of the U-shaped frame 1, a pull rod 13 extends rightwards to the inside of a second square groove 14, the right end of the pull rod 13 is connected with a limiting rod 16 in a vertically sliding mode, the limiting rod 16 penetrates through the pull rod 13 downwards to be clamped with a first limiting groove 21 and a second limiting groove 22, a limiting ring 18 is fixed at the annular outer end of the limiting rod 16, the limiting ring 18 is positioned at the upper end of a limiting plate 3, a second spring 17 is sleeved at the annular outer end of the limiting rod 16, the lower end of the second spring 17 is fixedly connected with the limiting ring 18, a first spring 15 is sleeved at the annular outer end of the pull rod 13, the first spring 15 is positioned in the second square groove 14 and is attached to the right end of the limiting rod 16, a square through groove 5 is formed in the left end of the U-shaped frame 1, the square through groove 5 is positioned at the lower side of the pull rod 13, the pull rod 13 is pulled leftwards to drive the limiting rod 16 to move leftwards, so that the limiting rod 16 is unlocked with the second limiting groove 22, then the second sliding plate 28 is moved leftwards to drive the first sliding plate 24 to move leftwards along a third square groove 19, so that the limiting rod 16 is clamped into the other second limiting groove 22, the second sliding plate 28 is separated from the supporting shaft 23 at the moment, and then the pressing wheel 26 is drawn out leftwards and the position of the pressing wheel 26 is changed as required, so that the surface of the pressing wheel 26 which is not worn is reusable after being positioned at the adjusted position, and the pressing wheel can be used for leveling the wiring on the circuit board.

4 left ends of fixed plate rotate and connect first spacing crown plate, first spacing crown plate left end and pinch roller 26 laminating, second slide 28 right-hand member rotates and connects the second spacing crown plate, second spacing crown plate right-hand member laminating pinch roller 26, the cell body that is used for clamping with the fixture block 27 on rightmost side and is connected is offered to first spacing crown plate left end, the second spacing crown plate right-hand member is fixed be used for with the body of rod of clamping connection of leftmost draw-in groove 10, carry on spacingly to pinch roller 26 through first spacing crown plate and second spacing crown plate.

The right end of the fixed plate 4 is fixed with a slide bar, the right end inside the U-shaped frame 1 is provided with a guide groove 9, and the slide bar extends into the guide groove 9 and is in sliding connection with the guide groove 9 to prevent the limiting plate 3 from rotating.

The top plate is fixed to 2 upper ends of the threaded rods, the holding rod is fixed to the upper end of the top plate, and the threaded rods 2 are convenient to rotate.

The rubber sleeve is sleeved at the left part of the annular outer end of the pull rod 13, and anti-skid particles are fixed at the outer end of the rubber sleeve, so that the pull rod 13 can be conveniently pulled.

The handle is fixed at the left end of the second sliding plate 28 and is positioned at the right side of the square through groove 5, so that the second sliding plate 28 can be conveniently pulled.

The bottom plate 6 lower extreme is close to the equal fixed support base 7 in four corners position, and the slipmat is fixed to four 7 lower extremes of supporting seat for the device can be stable subaerial, prevents that the device from rocking.

The specific implementation mode is as follows: when the power supply of the device is switched on, the motor 12 is started, the motor 12 drives the supporting wheel 8 to rotate, meanwhile, the holding rod on the threaded rod 2 is held, the threaded rod 2 is rotated, the threaded rod 2 is driven to move downwards, the limiting plate 3 is driven to slide downwards along the guide groove 9, the pinch roller 26 is driven to move downwards to a proper position, a circuit board to be leveled is placed at the rear part of the upper end of the bottom plate 6, the circuit board is contacted with the supporting wheel 8, the supporting wheel 8 rotates to drive the circuit board to move forwards, the wiring on the circuit board is leveled through the pinch roller 26, after a period of time, if the contact position of the surface of the pinch roller 26 and the circuit board is seriously abraded, the motor 12 is closed, then the pull rod 13 is held and the pull rod 13 is moved leftwards, so that the limiting rod 16 is driven to slide leftwards along the second limiting groove 22 and the first limiting groove 21 until the lower end of the limiting rod 16 is separated from the second limiting groove 22, and at the moment, the second spring 17 and the first spring 15 are compressed under the force, then the other hand holds the handle and pulls the second sliding plate 28 leftwards, at this time, the pull rod 13 is loosened, the second sliding plate 28 is continuously pulled leftwards, the pull rod 13 and the limiting rod 16 move rightwards to the initial position under the elastic force of the first spring 15, the second sliding plate 28 drives the first sliding plate 24 to move leftwards, at this time, the third spring 20 is stressed and stretched, the second spring 17 and the first spring 15 are subjected to the resilience force, so that the limiting rod 16 always moves downwards, when the first sliding plate 24 drives the other second limiting groove 22 leftwards to slide to the lower end of the first limiting groove 21, the limiting rod 16 is clamped into the corresponding second limiting groove 22, at this time, the supporting shaft 23 is separated from the second sliding plate 28, then the pinch rollers 26 are slid leftwards according to requirements, the positions of the pinch rollers 26 are adjusted, so that the worn pinch rollers 26 move to the position contacting the circuit board, then the pull rod 13 leftwards again, so that the limiting rod 16 is separated from the second limiting groove 22 again, third spring 20 receives the effect of resilience to drive first slide 24 and slides right this moment, thereby drive second slide 28 and slide right, pull rod 13 is loosened simultaneously, third spring 20 drives first slide 24 and slides right to the inside second spacing groove 22 when gag lever post 16 card goes into the initial position, second slide 28 and limiting plate 3 laminating this moment, back shaft 23 card goes into inside second slide 28, through designing pinch roller 26 into multistage structure, the utilization ratio of improvement pinch roller 26, conveniently change pinch roller 26 simultaneously, manufacturing cost is reduced, resources are saved and the realization position is spacing when dismantling the pinch roller and when locking the pinch roller is convenient for to utilize gag lever post 16 and second spacing groove 22's detachable block, thereby improve the installation convenience of pinch roller and avoid the pinch roller roll to take place when rotating and control the skew.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a wiring leveling device of circuit board processing which characterized in that: comprises a bottom plate (6), a U-shaped frame (1) is fixed at the upper end of the bottom plate (6), a first square groove (11) is formed at the upper end of the bottom plate (6), a motor (12) is fixed inside the bottom plate (6), an output shaft of the motor (12) extends to the inside of the first square groove (11) leftwards, a supporting wheel (8) is fixed at the output shaft end of the motor (12), the left end of the supporting wheel (8) is rotatably connected with the left wall inside the first square groove (11), the supporting wheel (8) is positioned inside the first square groove (11), a threaded rod (2) is in threaded connection with the upper end of the U-shaped frame (1), the threaded rod (2) downwards penetrates through the U-shaped frame (1), the lower end of the threaded rod (2) is rotatably connected with a limiting plate (3), a fixing plate (4) is fixedly connected with the right end of the limiting plate (3), the fixing, the left end of the fixing plate (4) is fixedly provided with a supporting shaft (23), the left end of the limiting plate (3) is provided with a second sliding plate (28), the supporting shaft (23) penetrates through the second sliding plate (28) leftwards and is rotatably connected with the second sliding plate (28), at least two pinch rollers (26) are sleeved at the annular outer end of the supporting shaft (23), at least two pinch rollers (26) are positioned on the upper side of the supporting wheel (8), at least two clamping grooves (10) are symmetrically formed in the left end of the pinch rollers (26) up and down, two clamping blocks (27) are symmetrically fixed in the right end of the pinch rollers (26) up and down, two adjacent pinch rollers (26) are clamped and fixed with the clamping grooves (10) through the clamping blocks (27), the left end of the limiting plate (3) is provided with a third square groove (19), the inside of the third square groove (19) is slidably connected with a first sliding plate (24), the left and right parts of the upper end of the first sliding plate (24) are provided with second limiting grooves (22), the upper end left part of the limiting plate (3) is provided with a first limiting groove (21), the first limiting groove (21) is positioned at the upper end of a second limiting groove (22) and is communicated with the second limiting groove (22), the right end of the first sliding plate (24) is provided with a fixed third spring (20), the right end of the third spring (20) is fixedly connected with the inner right wall of the third limiting groove (19), the left end of the first sliding plate (24) is fixedly connected with a second sliding plate (28), the inner bottom left part of the U-shaped frame (1) is provided with a second square groove (14), the left end of the U-shaped frame (1) is slidably connected with a pull rod (13), the pull rod (13) extends to the inner part of the second square groove (14) rightwards, the right end of the pull rod (13) is slidably connected with a limiting rod (16) up and down, the limiting rod (16) downwardly penetrates through the pull rod (13) and the first limiting groove (21) and is connected with the second limiting groove (22) in a clamping manner, spacing ring (18) are fixed to gag lever post (16) annular outer end, spacing ring (18) are located limiting plate (3) upper end, gag lever post (16) annular outer end suit second spring (17), second spring (17) lower extreme and gag lever post (18) fixed connection, pull rod (13) annular outer end suit first spring (15), first spring (15) are located the square groove of second (14) inside and laminate with gag lever post (16) right-hand member, square through groove (5) are seted up to U type frame (1) left end, square through groove (5) are located pull rod (13) downside.

2. A wiring flattening apparatus for circuit board processing according to claim 1, characterized in that: fixed plate (4) left end is rotated and is connected first spacing crown plate, first spacing crown plate left end and pinch roller (26) laminating, second slide (28) right-hand member is rotated and is connected second spacing crown plate, second spacing crown plate right-hand member laminating pinch roller (26), the cell body that is used for clamping with fixture block (27) on rightmost side and is connected is seted up to first spacing crown plate left end, the fixed body of rod that is used for clamping with draw-in groove (10) on leftmost side of second spacing crown plate right-hand member is connected.

3. A wiring flattening apparatus for circuit board processing according to claim 1, characterized in that: the right end of the fixing plate (4) is fixedly provided with a sliding rod, the right end inside the U-shaped frame (1) is provided with a guide groove (9), and the sliding rod extends into the guide groove (9) and is in sliding connection with the guide groove (9).

4. A wiring flattening apparatus for circuit board processing according to claim 1, characterized in that: the top plate is fixed at the upper end of the threaded rod (2), and the holding rod is fixed at the upper end of the top plate.

5. A wiring flattening apparatus for circuit board processing according to claim 1, characterized in that: the rubber sleeve is sleeved at the left part of the annular outer end of the pull rod (13), and anti-skidding particles are fixed at the outer end of the rubber sleeve.

6. A wiring flattening apparatus for circuit board processing according to claim 1, characterized in that: and a handle is fixed at the left end of the second sliding plate (28), and is positioned at the right side of the square through groove (5).

7. A wiring flattening apparatus for circuit board processing according to claim 1, characterized in that: the lower end of the bottom plate (6) is close to four corners to fix the supporting seats (7), and the lower ends of the supporting seats (7) are fixed with the non-slip mats.

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