CN217414879U

CN217414879U - Straightening machine for bending and warping circuit board

Info

Publication number: CN217414879U
Application number: CN202220934780.7U
Authority: CN
Inventors: 钟正华; 谢勇军; 谢凯强; 杨海军
Original assignee: Chengdu Xianji Intelligent Technology Co ltd
Current assignee: Chengdu Xianji Intelligent Technology Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-09-13
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a straightener for circuit board perk mainly solves the problem that current board perk anti-straightener flattening is inefficient, and degree of automation is low. The straightening machine comprises a rack, a shell arranged above the rack, an inlet and an outlet of a circuit board, an inductor, a lower rolling module, an upper rolling module and a control panel, wherein the inlet and the outlet of the circuit board are arranged on the front side and the rear side of the shell; the control panel is connected with the sensor, the upper rolling module and the lower rolling module. Through the design, the utility model discloses utilize the extrusion of last roll-in module and lower roll-in module to realize the level and smooth of circuit board to set up inductor detection circuit board and realize the automation mechanized work of straightener in entrance and exit department, make the whole degree of automation of straightener higher, improved the smooth efficiency of circuit board.

Description

Straightening machine for bending and warping circuit board

Technical Field

The utility model relates to a straightener, specifically speaking relates to a straightener that is used for circuit board to warp.

Background

After the PCB is pressed into a semi-finished product, a plurality of procedures such as drilling, electroplating, outer layer circuit, solder-resisting baking and the like are carried out on the PCB, the flatness of a PCB workpiece is deteriorated due to the influence of mechanical external force in the manufacturing process, particularly, the influence on the workpiece with the plate thickness less than 1mm is more obvious, and in order to meet the delivery specification requirement of the bending of a client plate, the plate is warped and straightened in an appearance inspection procedure under the general condition.

The traditional leveling method for the bent board warps requires a long time (generally about 4-5 hours) to level the substrate no matter hot pressing or cold pressing, but the corrected substrate warpage has a high reject ratio and a high rebound ratio. Therefore, there is a need for a straightening machine for bending a circuit board, which has high straightening efficiency and high automation degree.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a straightener for circuit board warps, mainly solve the problem that the anti-straightener flattening of current board warp is inefficient, and degree of automation is low.

In order to achieve the above object, the utility model adopts the following technical scheme:

a straightener for bending a circuit board comprises a rack, a shell arranged above the rack, an inlet and an outlet of the circuit board, an inductor, a lower rolling module, an upper rolling module and a control panel, wherein the inlet and the outlet of the circuit board are arranged on the front side and the rear side of the shell; the control panel is connected with the sensor, the upper rolling module and the lower rolling module.

Furthermore, in the present invention, the lower rolling module includes a supporting frame fixed on the frame, a first driving motor fixed on the supporting frame, a plurality of first rotating gears connected to an output end of the first driving motor through a transmission chain and disposed on the supporting frame, and a plurality of first driven rollers disposed on the supporting frame and sequentially driven by the gears at the ends; wherein the first driven roller is driven by the first rotating gear.

Further, in the present invention, the upper rolling module includes cylinders mounted at four corners of the top of the frame, an upper support frame fixed at the upper end of the cylinder, a servo motor mounted on the upper support frame for cooperating with each cylinder, a hydraulic telescopic shaft having one end connected to the output end of the servo motor and the other end connected to the frame, a second driving motor mounted on the upper support frame, a plurality of second rotating gears connected to the output end of the second driving motor through a chain and disposed on the upper support frame, and a plurality of second driven rollers disposed on the upper support frame and sequentially passing through gear transmission of the end portion; wherein the second driven roller is driven by the second rotary gear.

Further, in the present invention, the left and right sides of the frame are respectively provided with two handles.

Further, in the utility model discloses in, the bottom four corners of frame is provided with the supporting legs.

Further, in the utility model discloses in, the bottom four corners of frame is provided with the removal gyro wheel.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses an among the straightener is applied to circuit board automation line, after the last procedure of circuit board alignment is accomplished, the import that the circuit board was seted up on through the casing enters into the straightener, pass through control panel control back roll-in module and lower roll die assembly of inductor detection, utilize the extrusion of roll-in module and lower roll die assembly to realize leveling of circuit board, and the work of the straightener stops behind the inductor in the exit detects the circuit board after leveling, make the whole degree of automation of straightener higher, the smooth efficiency of circuit board has been improved.

(2) The utility model discloses an go up roller pressing module through setting up servo motor, cylinder and hydraulic telescoping shaft for the distance between last roller pressing module and the lower roller pressing module is adjustable, thereby can adapt to the alignment of warping of the circuit board of different thickness, and it is more convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall structure at another viewing angle of the present invention.

Fig. 3 is a schematic structural view of the present invention with the housing removed.

Fig. 4 is a schematic view of a partial structure of the present invention.

Fig. 5 is a schematic view of a partial structure at another viewing angle of the present invention.

Wherein, the names corresponding to the reference numbers are:

1-a rack, 2-a shell, 3-an inlet, 4-an outlet, 5-an inductor, 6-a lower rolling module, 7-an upper rolling module, 8-a control panel, 9-a support frame, 10-a first driving motor, 11-a first rotating gear, 12-a first driven roller, 13-an air cylinder, 14-an upper support frame, 15-a servo motor, 16-a hydraulic telescopic shaft, 17-a second driving motor, 18-a second rotating gear, 19-a first driven roller, 20-a handle, 21-a support leg and 22-a movable roller.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

Examples

As shown in fig. 1 to 5, the utility model discloses a straightener for bending circuit board, which comprises a frame 1, a housing 2 arranged above the frame 1, an inlet 3 and an outlet 4 of the circuit board arranged at the front and back sides of the housing 2, an inductor 5 arranged in the housing 2 and positioned at the inlet and the outlet, a lower rolling module 6 arranged in the housing 2 and arranged on the frame 1, an upper rolling module 7 arranged on the frame 1 and positioned above the lower rolling module 6 with adjustable height, and a control panel 8 arranged at one side of the frame 1; wherein, the control panel 8 is connected with the inductor 5, the upper roller pressing die set 7 and the lower roller pressing die set 6. The utility model discloses an among the straightener is applied to circuit board automation line, after the last procedure of circuit board alignment is accomplished, the import that the circuit board was seted up on through the casing enters into the straightener, pass through control panel control back roll-in module and lower roll-in module after the inductor detects the circuit board, utilize the extrusion of roll-in module and lower roll-in module to realize leveling of circuit board, and the inductor in the exit detects the work of stopping the straightener behind the circuit board after leveling, make the whole degree of automation of straightener higher, the smooth efficiency of circuit board has been improved. The control mode of the control panel and the inductor, the upper rolling module and the lower rolling module is the conventional technology, and the specific structure and principle are not described herein again.

In this embodiment, the lower rolling module 6 includes a support frame 9 fixed on the frame 1, a first driving motor 10 fixed on the support frame 9, a plurality of first rotating gears 11 connected to an output end of the first driving motor 10 through a transmission chain and disposed on the support frame 9, and a plurality of first driven rollers 12 disposed on the support frame and sequentially driven by gears at end portions; wherein the first driven roller 12 is driven by the first rotation gear. When the first driven roller 12 is used, the first driving motor drives the first rotating gear 11 to rotate through the chain, and the first driven roller is driven to rotate by the gear meshed with the first rotating gear 11.

In this embodiment, the upper rolling module 7 includes cylinders 13 mounted at four corners of the top of the frame 1, an upper support frame 14 fixed at the upper end of the cylinder 13, a servo motor 15 mounted on the upper support frame 14 and used for cooperating with each cylinder 13, a hydraulic telescopic shaft 16 having one end connected to an output end of the servo motor 15 and the other end connected to the frame 1, a second driving motor 17 mounted on the upper support frame 14, a plurality of second rotating gears 18 connected to an output end of the second driving motor 17 through a chain and disposed on the upper support frame, and a plurality of second driven rollers 19 disposed on the upper support frame 14 and sequentially driven by gears at the ends; wherein the second driven roller 19 is driven by the second rotary gear. When the circuit board is straightened every time, the distance between the upper rolling die set and the lower rolling die set is adjusted according to the thickness of the circuit board, and corresponding parameters are set on the control panel, so that the height is adjusted by the matching of the servo motor and the air cylinder. After the height is set, the whole straightener enters a standby state, and after the inductor at the inlet detects the circuit board, the control panel controls the driving motors of the upper and lower rolling modules to start working, so that the automatic straightening of the circuit board is realized.

In this embodiment, two handles 20 are provided on the left and right sides of the frame 1, respectively, in order to facilitate the movement of the entire apparatus. And four corners of the bottom of the frame 1 are also provided with movable rollers 22. In another embodiment, in order to avoid abrasion of the bottom of the frame, supporting legs 21 are provided at four corners of the bottom of the frame 1.

Through the design, the utility model discloses utilize the extrusion of last roll-in module and lower roll-in module to realize the level and smooth of circuit board to set up the inductor and detect the circuit board and realize the automation mechanized work of straightener in entrance and exit department, make the whole degree of automation of straightener higher, improved the smooth efficiency of circuit board. Therefore, compared with the prior art, the utility model has the substantive characteristics and progress.

The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.

Claims

1. The straightening machine for bending the circuit board is characterized by comprising a rack (1), a shell (2) arranged above the rack (1), an inlet (3) and an outlet (4) of the circuit board, wherein the inlet (3) and the outlet (4) are arranged on the front side and the rear side of the shell (2), an inductor (5) is arranged in the shell (2) and is positioned at the inlet and the outlet, a lower rolling module (6) is arranged in the shell (2) and is arranged on the rack (1), an upper rolling module (7) which is arranged on the rack (1) and is positioned above the lower rolling module (6) and can adjust the height, and a control panel (8) arranged on one side of the rack (1); the control panel (8) is connected with the inductor (5), the upper rolling module (7) and the lower rolling module (6).

2. The straightening machine for bending the circuit board according to claim 1, wherein the lower rolling module (6) comprises a support frame (9) fixed on the frame (1), a first driving motor (10) fixed on the support frame (9), a plurality of first rotating gears (11) connected with the output end of the first driving motor (10) through a transmission chain and arranged on the support frame (9), and a plurality of first driven rollers (12) arranged on the support frame and sequentially driven by gears at the end parts; wherein the first driven roller (12) is driven by the first rotation gear.

3. The straightening machine for bending the circuit board according to claim 2, wherein the upper rolling module (7) comprises air cylinders (13) arranged at four corners of the top of the frame (1), an upper support frame (14) fixed at the upper end of the air cylinders (13), a servo motor (15) arranged on the upper support frame (14) and used for being matched with each air cylinder (13), a hydraulic telescopic shaft (16) with one end connected to the output end of the servo motor (15) and the other end connected with the frame (1), a second driving motor (17) arranged on the upper support frame (14), a plurality of second rotating gears (18) connected with the output end of the second driving motor (17) through chains and arranged on the upper support frame, and a plurality of second driven rollers (19) arranged on the upper support frame (14) and sequentially driven by gears at the ends; wherein the second driven roller (19) is driven by the second rotary gear.

4. A straightener for circuit board warping as claimed in claim 3, characterized in that two handles (20) are provided on each of the left and right sides of the frame (1).

5. The straightening machine for bending the circuit board according to claim 4, characterized in that supporting feet (21) are arranged at four corners of the bottom of the frame (1).

6. The straightening machine for bending the circuit board according to claim 4, wherein the four corners of the bottom of the frame (1) are provided with moving rollers (22).