Fixing structure for conveying PCBA (printed circuit board assembly)

Abstract

The utility model relates to the technical field of PCBA board processing and conveying, and discloses a fixing structure for conveying PCBA boards, which comprises a frame, a conveying device is fixedly mounted at the top of the inner wall of the frame, a conveying belt is arranged on the outer wall of the conveying device, a vertical shell is fixedly connected to the top wall of the frame, a hydraulic rod is fixedly connected to the right end of the front side of the vertical shell, and a hydraulic cylinder is fixedly connected to the right end of the front side of the vertical shell. A driving plate is fixedly connected to the rear end of the hydraulic rod, a plurality of fixing plates are fixedly installed on the left side of the driving plate at equal intervals, a swing air cylinder is fixedly connected to the rear side of each fixing plate, and the front end of each swing air cylinder penetrates through the interior of the corresponding fixing plate and is fixedly connected with a rotating shell. According to the clamping device, the rotating shell is turned leftwards, so that the clamping plate is driven to rotate, the clamping plate can adaptively rotate a plate, the clamping effect on the plate is improved, damage to the plate during fixing is reduced through the rubber pad, and the situation that it cannot be well guaranteed that the plate is reliably fixed is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCBA board processing conveying technical field especially relates to a kind of fixed structure of conveying PCBA board. BACKGROUND

[0002] With the rapid development of electronic industry, higher precision and efficiency requirements are put forward for the production process of PCBA, among which the automatic conveying equipment as the key component to ensure the stable operation of the whole production line is particularly important in design and optimization. The current market conveying device generally adopts the way of mechanical arm and chain transmission belt to realize the rapid handling and positioning of PCBA.

[0003] The common PCBA board conveying device is composed of driving motor, transmission mechanism, guide rail and clamping fixing part. These devices realize the stable transportation and accurate positioning of PCBA board through precise control. Because there are various types of components on PCBA and they are densely distributed, the traditional clamping method is easy to cause deformation of the board and even damage sensitive components, so it often needs to frequently replace accessories of different specifications to adapt to various models of products.

[0004] The existing conveying device not only has poor compatibility, but also it is difficult to ensure the safe and reliable fixation of each PCBA during operation. In some cases, the product itself may be damaged due to excessive clamping force. Therefore, a kind of fixed structure of conveying PCBA board is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a kind of fixed structure of conveying PCBA board, which aims at improving the problem that PCBA cannot be well fixed safely, leading to damage of product itself due to excessive clamping force in some cases.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a kind of fixed structure of conveying PCBA board, including frame, the inner wall top of the frame is fixedly installed with conveying equipment, the outer wall of the conveying equipment is provided with conveying belt, the top wall of the frame is fixedly connected with vertical shell, the front side right end of the vertical shell is fixedly connected with hydraulic rod, the rear end of the hydraulic rod is fixedly connected with driving plate, a plurality of fixed plates are fixedly installed on the left side of the driving plate at equal intervals, the rear side of the fixed plate is fixedly connected with swing cylinder, the front end of the swing cylinder penetrates the inside of the fixed plate and is fixedly connected with rotating shell, the left side of the rotating shell is rotatably connected with electric telescopic rod, the bottom end of the electric telescopic rod is rotatably connected with clamping plate, the inner top wall of the clamping plate is fixedly connected with rubber pad, the top wall right side of the frame is provided with sliding slot, the bottom of the driving plate is slidably connected with the sliding slot, the inner wall left and right sides of the frame are provided with adjusting mechanism.

[0007] Through the above technical scheme: under the drive of the swing cylinder, the rotating shell drives the clamping plate to overturn to the left, and then under the drive of one end of the electric telescopic rod, the clamping plate can displace, so that the clamping plate rotates to adaptively rotate the plate piece, the clamping effect of the plate piece is improved, the pressure on the plate piece can be reduced through the rubber pad, and then the fixed plate piece is displaced and transported together with the conveying belt under the start of the conveying equipment, so that the fixed PCBA plate is ensured to be conveyed, and the safety is improved.

[0008] As a further description of the above technical scheme:

[0009] The adjusting mechanism comprises two connecting plates, outer walls of the two connecting plates are fixedly connected to left and right sides of the inner wall of the frame, a top wall of the connecting plate is fixedly connected with an electric push rod, a top end of the electric push rod is fixedly connected with a lifting plate, bottom walls of left and right sides of the lifting plate are fixedly connected with connecting rods, one side of the connecting rod is rotatably connected with a roller shaft, a front side of the inner wall of the frame is fixedly connected with a cleaning brush, and a front side of the inner bottom wall of the frame is fixedly connected with a collection box.

[0010] Through the above technical scheme: under the drive of the top end of the electric push rod, the lifting plate is lifted, so that the lifting plate drives the roller shaft to be lifted together, the rolling roller shaft can adjust the tension of the conveying belt, the normal conveying of the plate piece is avoided after the conveying belt is used for a long time, and meanwhile, the front side of the conveying belt is stretched, so that the cleaning brush can clean the surface of the conveying belt, and the service life of the conveying belt is improved.

[0011] As a further description of the above technical scheme:

[0012] The adjusting mechanism further comprises two rubber rings, inner walls of the two rubber rings are fixedly connected to the outer wall of the roller shaft.

[0013] Through the above technical scheme: the static friction of the inner wall of the conveying belt is improved, and the anti-skid effect is improved.

[0014] As a further description of the above technical scheme:

[0015] A control switch is fixedly connected to the front left end of the frame, and the control switch is electrically connected with the conveying equipment, the hydraulic rod, the swing cylinder, the electric telescopic rod and the electric push rod respectively.

[0016] Through the above technical scheme: the control switch can individually turn on and turn off the devices in the device.

[0017] As a further description of the above technical scheme:

[0018] The right side of the driving plate is fixedly connected with a sliding block, the inner wall right bottom of the vertical shell is provided with a limiting groove, and the right side of the sliding block is in sliding connection with the limiting groove.

[0019] Through the above technical scheme, the stability of the driving plate displacement is improved.

[0020] As a further description of the above technical scheme:

[0021] The outer wall left and right sides of the conveying belt are fixedly connected with limiting bands, and the two limiting bands are designed in an arc shape.

[0022] Through the above technical scheme, the limiting band can limit the position of the conveyed PCBA board, and the positioning effect during fixed conveying is improved.

[0023] As a further description of the above technical scheme:

[0024] The bottom left and right sides of the plurality of clamping plates are fixedly connected with rubber columns, and the outer wall of the vertical shell is provided with a plurality of observation grooves at equal intervals.

[0025] Through the above technical scheme, the rubber column improves the anti-skid effect of the PCBA board, and the observation groove facilitates the observation of the conveyed equipment.

[0026] As a further description of the above technical scheme:

[0027] The left and right sides of the frame are fixedly connected with two connecting seats, and the interiors of the plurality of connecting seats are fixedly connected with supporting columns.

[0028] Through the above technical scheme, the connecting seat and the supporting column improve the stability during the working of the device.

[0029] The utility model has the advantages of:

[0030] 1. In the utility model, the rotating shell is turned left through the starting of the swing cylinder, so as to drive the clamping plate to rotate, and the clamping plate can be adaptively rotated under the rotation of the clamping plate, so as to improve the clamping effect of the plate piece, the top pressure of the plate piece is reduced through the rubber pad, so as to reduce the damage during the fixing of the plate piece, the fixed plate piece is displaced together with the conveying belt under the displacement of the driving plate, so that the effect of reliably fixing the plate piece cannot be well ensured is avoided.

[0031] 2. The utility model discloses a lifting plate is lifted, make through connecting rod rotation connection's roller axle and carry out displacement together to can adjust the tension of conveying belt, avoid the situation that conveying belt influences normal conveying plate piece after long time use, simultaneously when conveying belt adjusts tension, through the front side is stretched, makes the clean brush can clean the surface of conveying belt dirt, makes the dirt after cleaning can be collected by the collection box. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 A kind of fixing structure's perspective view of conveying PCBA board is proposed for the utility model;

[0033] Figure 2 A kind of fixing structure's front view of conveying PCBA board is proposed for the utility model;

[0034] Figure 3 A kind of fixing structure's cutaway view of conveying PCBA board is proposed for the utility model;

[0035] Figure 4 A kind of fixing structure's structure schematic view of the clamping plate of conveying PCBA board is proposed for the utility model;

[0036] Figure 5 A kind of fixing structure's split view of adjusting mechanism of conveying PCBA board is proposed for the utility model.

[0037] LEGEND:

[0038] 1, frame;2, adjusting mechanism;201, connecting plate;202, electric push rod;203, lifting plate;204, connecting rod;205, roller axle;206, rubber ring;207, clean brush;208, collection box;3, conveying equipment;4, conveying belt;5, vertical shell;6, hydraulic rod;7, drive plate;8, fixed plate;9, swing cylinder;10, rotating shell;11, electric telescopic rod;12, clamping plate;13, rubber pad;14, rubber column;15, control switch;16, sliding groove;17, limit band;18, connecting seat;19, support column;20, sliding block;21, limit slot;22, observation slot. DETAILED DESCRIPTION

[0039] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0040] REFERENCE Figure 1 ,Figure 3 And Figure 4 The utility model provides a kind of fixed structure of conveying PCBA board, including frame 1, the inner wall top of frame 1 is fixedly installed with conveying equipment 3, the outer wall of conveying equipment 3 is provided with conveying belt 4, so that conveying equipment 3 starts, conveying belt 4 is rotated together, and then PCBA board can be conveyed, the top wall of frame 1 is fixedly connected with vertical shell 5, the front side right end of vertical shell 5 is fixedly connected with hydraulic rod 6, the rear end of hydraulic rod 6 is fixedly connected with driving plate 7, the left side equidistance of driving plate 7 is fixedly installed with multiple fixed plate 8, so that under the drive of the rear end of hydraulic rod 6, driving plate 7 is driven, and then can cooperate with the rotation of conveying belt 4 and displace, the rear side of fixed plate 8 is fixedly connected with swing cylinder 9, the front end of swing cylinder 9 is fixedly connected with rotating shell 10 and is penetrated in the inside of fixed plate 8, and the left side of rotating shell 10 is rotatably connected with electric telescopic rod 11, the bottom end of electric telescopic rod 11 is rotatably connected with clamping plate 12, by the start of swing cylinder 9, rotating shell 10 drives electric telescopic rod 11 to rotate left, and then can displace under the start of electric telescopic rod 11, so that clamping plate 12 can be displaced, so that the PCBA board of different thicknesses can be fixed under the rotation of clamping plate 12, and rubber pad 13 can be adjusted position better protection PCBA board, the inner top wall of clamping plate 12 is fixedly connected with rubber pad 13, the top wall right side of frame 1 is provided with sliding slot 16, and the bottom of driving plate 7 is slidably connected with sliding slot 16, and the inner wall left and right sides of frame 1 are provided with adjusting mechanism 2;

[0041] Specifically, PCBA board is placed in turn on the top of conveying belt 4, and conveying equipment 3 is started simultaneously, so that conveying belt 4 starts to rotate, and PCBA board is conveyed forward, after placing enough PCBA board on conveying belt 4, conveying equipment 3 is stopped, multiple swing cylinders 9 are started, so that rotating shell 10 overturns left, and along with the overturning of rotating shell 10, electric telescopic rod 11 connected with it drives clamping plate 12 to overturn left, and preliminary clamping of PCBA board is formed, for different thickness and specification PCBA board, make clamping plate 12 displace by the telescopic of electric telescopic rod 11, to adapt to different size PCBA board, ensure that clamping is firm, clamping plate 12 is adaptively rotated within a certain range during displacement, to better fit the shape of PCBA board, rubber pad 13 is installed in the inside of clamping plate 12, to reduce direct pressure on the top of PCBA board, prevent damage in clamping process, after clamping is completed, the driving device of the rear end of hydraulic rod 6 is started, driving plate 7 is displaced backward, conveying equipment 3 is started again, and driving plate 7 drives fixed PCBA board to move forward along with conveying belt 4 during displacement process, which ensures the stability of PCBA board during conveying process, avoids falling or damage problem caused by not firm.

[0042] Refer to Figure 1、 Figure 2 And Figure 5 The adjusting mechanism 2 comprises two connecting plates 201, outer walls of the two connecting plates 201 are fixedly connected to left and right sides of the inner wall of the frame 1, a top wall of the connecting plate 201 is fixedly connected with an electric push rod 202, a top end of the electric push rod 202 is fixedly connected with a lifting plate 203, the lifting plate 203 can be lifted through driving of the top end of the electric push rod 202, bottom walls of left and right sides of the lifting plate 203 are fixedly connected with connecting rods 204, one side of the connecting rod 204 is rotatably connected with a roller shaft 205, so that the roller shaft 205 can adjust the tension of the conveying belt 4 under displacement of the lifting plate 203, meanwhile, the rotation of the conveying belt 4 is not affected, the inner wall of the frame 1 is fixedly connected with a cleaning brush 207 at the front side, the inner bottom wall of the frame 1 is fixedly connected with a collecting box 208 at the front side, the outer wall of the conveying belt 4 can be cleaned by the cleaning brush 207 through stretching of the conveying belt 4;

[0043] Specifically, the lifting plate 203 can realize stable lifting movement through driving of the top end of the electric push rod 202, the connecting rod 204 is directly transmitted to the roller shaft 205, so that the roller shaft 205 can be lifted synchronously, the bottom wall of the roller shaft 205 is in contact with the conveying belt 4 and rotates with the movement of the conveying belt 4, so that dynamic adjustment of the tension of the conveying belt is realized, when the tension of the conveying belt 4 is not uniform due to long-time use or load change, the electric push rod 202 will adjust the output force according to the feedback, so that the lifting plate 203 and the roller shaft 205 are correspondingly lifted or lowered, so that the conveying belt 4 can maintain appropriate tension, wear and tear caused by excessive tension or skidding caused by small tension are avoided, so that the stability and accuracy of the PCBA board conveying are ensured, in the process of adjusting the tension of the conveying belt 4, the front side will be stretched, the cleaning brush 207 is tightly attached to the surface of the conveying belt, and the conveying belt 4 is brushed with the rotation of the conveying belt 4, so that dirt, dust and impurities attached to the conveying belt are effectively removed, the dirt brushed off is then introduced into the collecting box 208, so that the surface of the conveying belt 4 is cleaned and maintained in time.

[0044] Referring to Figure 1 、 Figure 4 And Figure 5 The adjusting mechanism 2 further comprises two rubber rings 206, inner walls of the two rubber rings 206 are fixedly connected to outer walls of the roller shafts 205; the front left end of the frame 1 is fixedly connected with a control switch 15, the control switch 15 is electrically connected with the conveying device 3, the hydraulic rod 6, the swing cylinder 9, the electric telescopic rod 11 and the electric push rod 202 respectively; a sliding block 20 is fixedly connected to the right side of the driving plate 7, a limiting groove 21 is formed in the inner wall right side bottom of the stand shell 5, the right side of the sliding block 20 is slidingly connected with the limiting groove 21;

[0045] Specifically, the static friction of the outer wall of the roller 205 can be improved by the rubber ring 206, the control switch 15 can be electrically connected with the conveying device 3, the hydraulic rod 6, the swing cylinder 9, the electric telescopic rod 11 and the electric push rod 202 respectively, so that the control switch 15 can complete the opening and closing of the device alone, and the right side of the sliding block 20 is slidably connected with the limiting groove 21, so that the stability of the driving plate 7 during displacement is improved.

[0046] With reference to Figure 1 、 Figure 2 and Figure 4 , the outer wall of the conveying belt 4 is fixedly connected with a limiting belt 17 on the left and right sides, and the two limiting belts 17 are designed in an arc shape; the bottom of each clamping plate 12 is fixedly connected with a rubber column 14 on the left and right sides, and the outer wall of the stand 5 is provided with a plurality of observation grooves 22 at equal intervals; the left and right sides of the frame 1 are fixedly connected with two connecting seats 18, and the inside of each connecting seat 18 is fixedly connected with a supporting column 19;

[0047] Specifically, the position of the PCBA board can be limited by the limiting belt 17, improving the accuracy of conveying, the fixing effect of the PCBA board is improved by the rubber column 14, the observation of the conveyed board is facilitated by the observation groove 22, and the device is more stable during work by the connecting seat 18 and the supporting column 19.

[0048] Working principle: when starting to use, the PBCA plate is placed on the top of the conveying belt 4 while the conveying device 3 is started, the conveying belt 4 is rotated, after placing several, the conveying device 3 is stopped, the rotating shell 10 is turned to the left by starting the swing cylinder 9, so that the electric telescopic rod 11 drives the clamping plate 12 connected with it to turn to the left, and then according to the different thickness and specification of the PCBA plate, the electric telescopic rod 11 is started, so that the clamping plate 12 can be displaced, and then it is adapted to rotate under the rotation of the clamping plate 12, so as to improve the clamping effect of different specifications of PCBA plate, the rubber pad 13 can reduce the top pressure of the PCBA plate, so as to reduce the damage to the PCBA plate during fixing, after fixing, the driving plate 7 is displaced backward by the driving of the rear end of the hydraulic rod 6, and the conveying device 3 is started, so that the fixed PCBA plate is displaced together with the conveying belt 4 under the displacement of the driving plate 7, so as to avoid the effect that the PCBA plate cannot be reliably fixed, improve the stability of conveying, and the lifting plate 203 is lifted by the driving of the top end of the electric push rod 202, so that the roller 205 connected with the connecting rod 204 rotates and lifts, so that the rotating roller 205 can rotate together with the conveying belt 4, so as to adjust the tension of the conveying belt 4, avoid the situation that the tension of the conveying belt 4 is too large or too small after long time use, affect the normal conveying of the PCBA plate, and at the same time, when the tension of the conveying belt 4 is adjusted, the front side is stretched, so that the cleaning brush 207 can clean the surface of the rotating conveying belt 4, so that the dirt after cleaning can be collected by the collecting box 208, improve the service life of the conveying belt 4.

[0049] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A fixed structure for conveying a PCBA board, comprising a frame (1), characterized in that: The inner wall top of the frame (1) is fixedly installed with a conveying device (3), the outer wall of the conveying device (3) is provided with a conveying belt (4), the top wall of the frame (1) is fixedly connected with a vertical shell (5), the front side right end of the vertical shell (5) is fixedly connected with a hydraulic rod (6), the rear end of the hydraulic rod (6) is fixedly connected with a driving plate (7), a plurality of fixed plates (8) are fixedly installed on the left side of the driving plate (7) at equal intervals, the rear side of the fixed plate (8) is fixedly connected with a swing cylinder (9), the front end of the swing cylinder (9) penetrates the inside of the fixed plate (8) and is fixedly connected with a rotating shell (10), the left side of the rotating shell (10) is rotatably connected with an electric telescopic rod (11), the bottom end of the electric telescopic rod (11) is rotatably connected with a clamping plate (12), the inner top wall of the clamping plate (12) is fixedly connected with a rubber pad (13), the top wall right side of the frame (1) is provided with a sliding groove (16), the bottom of the driving plate (7) is slidably connected with the sliding groove (16), and the left and right sides of the inner wall of the frame (1) are provided with adjusting mechanisms (2).

2. The fixing structure of claim 1, wherein: The adjusting mechanism (2) comprises two connecting plates (201), the outer walls of the two connecting plates (201) are fixedly connected to the left and right sides of the inner wall of the frame (1), the top wall of the connecting plate (201) is fixedly connected with an electric push rod (202), the top end of the electric push rod (202) is fixedly connected with a lifting plate (203), the bottom wall of the lifting plate (203) is fixedly connected with a connecting rod (204) on the left and right sides, one side of the connecting rod (204) is rotatably connected with a roller shaft (205), the front side of the inner wall of the frame (1) is fixedly connected with a cleaning brush (207), and the front side of the inner bottom wall of the frame (1) is fixedly connected with a collection box (208).

3. The fixing structure of claim 2, wherein: The adjusting mechanism (2) further comprises two rubber rings (206), and the inner walls of the two rubber rings (206) are fixedly connected to the outer wall of the roller shaft (205).

4. The fixing structure of claim 2, wherein: The front left end of the frame (1) is fixedly connected with a control switch (15), and the control switch (15) is electrically connected with the conveying device (3), the hydraulic rod (6), the swing cylinder (9), the electric telescopic rod (11) and the electric push rod (202) respectively.

5. The fixing structure of claim 1, wherein: The right side of the driving plate (7) is fixedly connected with a sliding block (20), the right side bottom of the inner wall of the vertical shell (5) is provided with a limiting groove (21), and the right side of the sliding block (20) is slidably connected with the limiting groove (21).

6. The fixing structure of claim 1, wherein: The outer walls of the left and right sides of the conveying belt (4) are fixedly connected with limiting bands (17), and the two limiting bands (17) are designed in an arc shape.

7. The fixing structure of claim 1, wherein: The bottoms of the plurality of clamping plates (12) are fixedly connected with rubber columns (14) on the left and right sides, and a plurality of observation grooves (22) are equidistantly formed in the outer wall of the vertical shell (5).

8. The fixing structure of claim 1, wherein: The left and right sides of the frame (1) are fixedly connected with two connecting seats (18), and the interiors of the plurality of connecting seats (18) are fixedly connected with supporting columns (19).

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