Welding and fixing equipment for double-sided PCB (Printed Circuit Board)

Abstract

The utility model discloses welding and fixing equipment for a double-sided PCB (Printed Circuit Board). The welding and fixing equipment comprises a clamping mechanism and a circuit board body arranged in the middle of the clamping mechanism, a driving mechanism and a driving motor mounted on one side of the driving mechanism are arranged above the clamping mechanism; the clamping mechanism comprises a welding bin, one side of the bottom of the welding bin is fixedly connected with a fixing column, one side of the fixing column is fixedly connected with a fixing frame, and the center position of the top of the fixing frame is rotationally connected with a rotating disc; wherein one end of the rotating disc penetrates through the fixing frame and is fixedly connected with a worm, the clamping mechanism is arranged, a circuit board body can be clamped, meanwhile, the circuit board body can be turned over, welding treatment can be conveniently conducted on the other face of the circuit board body, the welding equipment can be driven to move through the driving mechanism, and the welding efficiency is improved. Therefore, different positions of the surface of the circuit board body can be welded.

Description

TECHNICAL FIELD

[0001] The utility model relates to double -sided PCB circuit board technical field, concretely is a kind of welding fixing equipment of double -sided PCB circuit board. BACKGROUND

[0002] PCB circuit board is also called printed circuit board, it is an important electronic component, it is the support of electronic components, it is the carrier of electrical interconnection of electronic components, PCB circuit board can be divided into three big categories according to the number of layers, single-sided board, double-sided board and multilayer circuit board, double-sided board is the derivative of single-sided board, when the wiring of single-layer circuit board cannot meet the needs of electronic components, double-sided board needs to be used, double-sided PCB circuit board has wiring on both sides, and the wiring can be connected through via to make the required network connection, with the progress and development of science and technology, double-sided PCB circuit board and single-sided PCB circuit board show greater advantages in all aspects, and the line board needs to be fixed during the production of double-sided PCB circuit board, and electronic components are welded.

[0003] Publication No. CN212552172U discloses a kind of welding equipment of LED lamp line board, by the setting of storage mechanism, compression mechanism and cleaning mechanism, when electric push rod drives welding device to move downward and welds to be welded piece, piston is driven to move downward under the action of pull rod, cleaning agent in cleaning agent storage tank enters installation frame through inlet pipe, after welding, electric push rod drives welding device to reset, simultaneously by pull rod drives piston to move upward, piston presss in the cleaning agent in installation frame through outlet pipe into spray head, and the surface of to-be-welded piece is cleaned by being sprayed through spray head, and the excess solder is cleaned, avoid the short circuit caused by excess solder to line board, but the patent still has the following problems in actual use process:

[0004] Although the welding equipment of the LED lamp line board sprays through spray head, the surface of to-be-welded piece is cleaned, the excess solder is cleaned, and the short circuit caused by excess solder to line board is avoided, but it is inconvenient to weld the line board of double face, and the practicability of device is reduced.

[0005] A kind of welding fixing equipment of double-sided PCB circuit board is presented to solve the problems raised in the above. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of welding fixing equipment of double-sided PCB circuit board to solve the problems raised in the above background art, which is that the surface of to-be-welded piece is cleaned by being sprayed through spray head, the excess solder is cleaned, and the short circuit caused by excess solder to line board is avoided, but it is inconvenient to weld the line board of double face, and the practicability of device is reduced.

[0007] To achieve the above object, the utility model provides following technical scheme: a kind of welding fixing equipment of double-sided PCB circuit board, including clamping mechanism, and the circuit board body of installation in the middle of clamping mechanism;

[0008] The upper portion of the clamping mechanism is provided with a driving mechanism, and a driving motor is installed on one side of the driving mechanism.

[0009] Further comprising:

[0010] The clamping mechanism includes a welding chamber, a fixed column is fixedly connected to one side of the bottom of the welding chamber, a fixed frame is fixedly connected to one side of the fixed column, and a turntable is rotatably connected to the center of the top of the fixed frame.

[0011] Wherein, one end of the turntable penetrates the fixed frame and is fixedly connected with a worm, one end of the worm is rotatably connected with the fixed frame, and a worm gear is meshingly connected to one side of the worm.

[0012] Wherein, a roller shaft is fixedly connected to the center of the inside of the worm gear, one end of the roller shaft is rotatably connected with the fixed frame, and a belt is connected to the other end of the roller shaft and is in close contact with the fixed column.

[0013] Preferably, one end of the belt away from the roller shaft is connected to a rotating shaft, one end of the rotating shaft is rotatably connected with the fixed column, a threaded sleeve is rotatably connected to the inside of the rotating shaft, one end of the threaded sleeve is fixedly connected with the fixed column, a lead screw is threadedly connected to the inside of the threaded sleeve, and one end of the lead screw is rotatably connected with a moving plate.

[0014] Preferably, a support is slidingly connected to the inside of both ends of the moving plate, one end of the support is fixedly connected with the rotating shaft, a first connecting rod is symmetrically rotatably connected to the outside of both ends of the moving plate, one end of the first connecting rod away from the moving plate is rotatably connected with a clamping block, a tooth block is fixedly connected to one side of the clamping block, the tooth block is in close contact with the circuit board body on one side, one end of the clamping block close to the first connecting rod is rotatably connected with a second connecting rod, and one end of the second connecting rod away from the clamping block is rotatably connected with the support.

[0015] Preferably, a chute is formed on one side of the bottom of the welding chamber, a base is slidingly connected to the inside of the chute, threaded cylinders are fixedly connected to both sides of the inside of the base, bolts are threadedly connected to the inside of both threaded cylinders, rubber blocks are fixedly connected to the bottom end of the bolts, the rubber blocks are in close contact with the chute on the bottom side, and a moving column is fixedly connected to the top end of the base.

[0016] Preferably, the driving mechanism comprises a supporting column, the top side of the supporting column is fixedly connected with the welding bin, one side of the supporting column is fixedly connected with a driving motor, the output end of the driving motor penetrates through the supporting column and is fixedly connected with a roller, and the end of the roller away from the driving motor is rotationally connected with the supporting column.

[0017] Preferably, a groove is formed in the outer side of the roller, a sliding block is slidably connected in the groove, one end of the sliding block is fixedly connected with a sliding sleeve, the sliding sleeve is slidably connected with a guide rod in the inside, and the left and right ends of the guide rod are fixedly connected with the supporting column.

[0018] Preferably, the bottom end of the sliding sleeve is fixedly connected with a telescopic rod, and the output end of the telescopic rod is fixedly connected with the welding equipment.

[0019] Compared with the prior art, the welding fixing equipment for the double-sided PCB has the advantages that the clamping mechanism can clamp and flip the circuit board body, so that the other side of the circuit board body can be welded, the driving mechanism can drive the welding equipment to move, so that different positions on the surface of the circuit board body can be welded, and the specific contents are as follows.

[0020] 1. The clamping mechanism can clamp and flip the circuit board body, so that the other side of the circuit board body can be welded, the screw thread action between the lead screw and the threaded sleeve drives the moving plate to move outside the bracket, the first connecting rod is rotated, the second connecting rod limits the clamping blocks, the relative movement of the two clamping blocks clamps the circuit board body, the worm is rotated by the rotating disc, the meshing action between the worm and the worm gear drives the roller shaft to rotate, the synchronous action of the belt drives the rotating shaft and the roller shaft to rotate together, the rotating shaft drives the clamping blocks to rotate, and the circuit board body is flipped.

[0021] 2. The driving mechanism can drive the welding equipment to move, so that different positions on the surface of the circuit board body can be welded, the roller is rotated by the driving motor, so that the sliding block moves in the groove, the guide rod limits the sliding sleeve, so that the sliding block reciprocally moves in the groove along the horizontal direction of the guide rod, the welding equipment moves in the horizontal direction, and different positions of the circuit board body in the horizontal direction can be welded. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic view of a sectional structure of the utility model;

[0023] Figure 2 It is a schematic view of a sectional structure of the utility model Figure 1Enlarged structural schematic view at A;

[0024] Figure 3 For the utility model Figure 1 Enlarged structural schematic view at B;

[0025] Figure 4 For the utility model Figure 1 Enlarged structural schematic view at C;

[0026] Figure 5 For the utility model Figure 1 Enlarged structural schematic view at driving mechanism;

[0027] In the figure: 1, clamping mechanism;101, welding bin;102, fixed column;103, fixed frame;104, rotary table;105, worm;106, worm wheel;107, roller shaft;108, belt;109, rotating shaft;110, threaded sleeve;111, screw;112, moving plate;113, support;114, first connecting rod;115, clamping block;116, tooth block;117, circuit board body;118, second connecting rod;119, sliding slot;120, base;121, threaded cylinder;122, bolt;123, rubber block;124, moving column;2, driving mechanism;201, support column;202, driving motor;203, roller;204, groove;205, sliding block;206, sliding sleeve;207, guide rod;208, telescopic rod;209, welding equipment. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0029] Please refer to Figures 1-5The utility model provides technical scheme: a kind of welding fixing equipment of double-sided PCB circuit board, including clamping mechanism 1, and the circuit board body 117 of being installed in the middle of clamping mechanism 1;The upper portion of clamping mechanism 1 is provided with drive mechanism 2, and drive motor 202 is installed in one side of drive mechanism 2;Clamping mechanism 1 includes welding bin 101, and one side of the bottom of welding bin 101 is fixedly connected with fixed column 102, and one side of fixed column 102 is fixedly connected with fixed frame 103, and the top center position of fixed frame 103 is rotatably connected with turntable 104;One end of turntable 104 penetrates fixed frame 103 and is fixedly connected with worm 105, and one end of worm 105 is rotatably connected with fixed frame 103, and one side of worm 105 is meshingly connected with worm wheel 106, and the meshing effect between worm 105 and worm wheel 106 is utilized, to drive roller shaft 107 to rotate;

[0030] The center position in the inside of worm wheel 106 is fixedly connected with roller shaft 107, one end of roller shaft 107 is rotatably connected with fixed frame 103, and the other end of roller shaft 107 penetrates fixed column 102 and is attached with belt 108, and pulley is provided at the both ends of belt 108;

[0031] The end of belt 108 away from roller shaft 107 is attached with shaft 109, one end of shaft 109 is rotatably connected with fixed column 102, rotatingly connected with threaded sleeve 110 in the inside of shaft 109, one end of threaded sleeve 110 is fixedly connected with fixed column 102, threaded sleeve 110 is screw-connected with lead screw 111 in the inside, one end of lead screw 111 is rotatably connected with moving plate 112, and the screw action between lead screw 111 and threaded sleeve 110 is utilized, to drive moving plate 112 to move outside bracket 113;

[0032] The inside of both ends of moving plate 112 is slidably connected with bracket 113, one end of bracket 113 is fixedly connected with shaft 109, and the outside of both ends of moving plate 112 is rotatably connected with first connecting rod 114, one end of two first connecting rods 114 away from moving plate 112 is rotatably connected with clamping block 115, one side of two clamping blocks 115 is fixedly connected with toothed block 116, one side of toothed block 116 is attached with circuit board body 117, one end of clamping block 115 close to first connecting rod 114 is rotatably connected with second connecting rod 118, one end of second connecting rod 118 away from clamping block 115 is rotatably connected with bracket 113, and the friction of toothed block 116 can be increased by being provided;

[0033] A side of the bottom of the welding bin 101 is provided with a chute 119, the inside of the chute 119 is slidably connected with a base 120, both sides of the inside of the base 120 are fixedly connected with threaded cylinders 121, the insides of the two threaded cylinders 121 are threadedly connected with bolts 122, the bottom ends of the bolts 122 are fixedly connected with rubber blocks 123, the bottom sides of the rubber blocks 123 are abuttingly connected with the chute 119, the top end of the base 120 is fixedly connected with a moving column 124, by changing the position of the moving column 124, the line board body 117 of different lengths can be clamped, the top end internal structure of the moving column 124 is consistent with the top end internal structure of the fixed column 102;

[0034] The driving mechanism 2 comprises a support column 201, the top side of the support column 201 is fixedly connected with the welding bin 101, one side of the support column 201 is fixedly connected with a driving motor 202, the output end of the driving motor 202 penetrates through the support column 201 and is fixedly connected with a roller 203, the end of the roller 203 away from the driving motor 202 is rotatably connected with the support column 201, the roller 203 is driven to rotate by the driving motor 202;

[0035] The outer side of the roller 203 is provided with a groove 204, the inside of the groove 204 is slidably connected with a sliding block 205, one end of the sliding block 205 is fixedly connected with a sliding sleeve 206, the inside of the sliding sleeve 206 is slidably connected with a guide rod 207, the left and right ends of the guide rod 207 are fixedly connected with the support column 201, the groove 204 is in a first-end-to-second-end form;

[0036] The bottom end of the sliding sleeve 206 is fixedly connected with an extension rod 208, the output end of the extension rod 208 is fixedly connected with a welding device 209, by setting the extension rod 208, components of different heights can be welded.

[0037] Working principle: before using the welding and fixing device for double-sided PCB line board, the overall situation of the device needs to be checked to determine whether it can work normally, according to the Figure 1 - Figure 5 As shown in the figure, first, the line board body 117 is placed in the middle of the tooth block 116, then the lead screw 111 is rotated, the relative movement of the two clamping blocks 115 to clamp the line board body 117 is realized by using the threaded action between the lead screw 111 and the threaded sleeve 110 to drive the moving plate 112 to move outside the support 113 to drive the first connecting rod 114 to rotate, and the second connecting rod 118 is used to limit the clamping block 115;

[0038] Secondly, the driving motor 202 is started to drive the roller 203 to rotate, thereby driving the sliding block 205 to move in the groove 204, and the sliding sleeve 206 is limited by the guide rod 207, thereby driving the sliding block 205 to reciprocate in the horizontal direction of the guide rod 207 in the groove 204, that is, the welding equipment 209 can be driven to move in the horizontal direction, and the circuit board body 117 can be welded at different positions in the horizontal direction.

[0039] Finally, the rotating disc 104 is rotated to drive the worm 105 to rotate, the roller shaft 107 is driven to rotate by the meshing action between the worm 105 and the worm gear 106, the rotating shaft 109 is driven to rotate together with the roller shaft 107 by the synchronous action of the belt 108, the clamping block 115 is driven to rotate by the rotating shaft 109, and the circuit board body 117 can be turned over to be welded on the other side.

[0040] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A double-sided PCB welding fixing device, comprising a clamping mechanism (1) and a circuit board body (117) installed in the middle of the clamping mechanism (1); The upper part of the clamping mechanism (1) is provided with a driving mechanism (2), and a driving motor (202) is installed on one side of the driving mechanism (2); characterized in that Further comprising: The clamping mechanism (1) comprises a welding bin (101), one side of the bottom of the welding bin (101) is fixedly connected with a fixed column (102), one side of the fixed column (102) is fixedly connected with a fixed frame (103), and the top of the fixed frame (103) is rotatably connected with a rotating disc (104); Wherein, one end of the rotating disc (104) penetrates through the fixed frame (103) and is fixedly connected with a worm (105), one end of the worm (105) is rotatably connected with the fixed frame (103), and one side of the worm (105) is meshingly connected with a worm gear (106); Wherein, the inside of the worm gear (106) is fixedly connected with a roller shaft (107) at the center position, one end of the roller shaft (107) is rotatably connected with the fixed frame (103), and the other end of the roller shaft (107) penetrates through the fixed column (102) and is abuttingly connected with a belt (108).

2. The soldering fixture for double-sided PCB according to claim 1, wherein: One end of the belt (108) away from the roller shaft (107) is abuttingly connected with a rotating shaft (109), one end of the rotating shaft (109) is rotatably connected with the fixed column (102), the inside of the rotating shaft (109) is rotatably connected with a threaded sleeve (110), one end of the threaded sleeve (110) is fixedly connected with the fixed column (102), the inside of the threaded sleeve (110) is threadedly connected with a lead screw (111), and one end of the lead screw (111) is rotatably connected with a moving plate (112).

3. The soldering fixture for double-sided PCB according to claim 2, wherein: The inside of both ends of the moving plate (112) is slidably connected with a support (113), one end of the support (113) is fixedly connected with the rotating shaft (109), the outside of both ends of the moving plate (112) is symmetrically rotatably connected with a first connecting rod (114), one end of the first connecting rod (114) away from the moving plate (112) is rotatably connected with a clamping block (115), one side of the clamping block (115) is fixedly connected with a tooth block (116), one side of the tooth block (116) is abuttingly connected with the circuit board body (117), one end of the clamping block (115) close to the first connecting rod (114) is rotatably connected with a second connecting rod (118), and one end of the second connecting rod (118) away from the clamping block (115) is rotatably connected with the support (113).

4. The apparatus for soldering and fixing a double-sided PCB circuit board according to claim 1, characterized in that: The bottom of the welding bin (101) is provided with a chute (119) on one side, the inside of the chute (119) is slidably connected with a base (120), both sides of the inside of the base (120) are fixedly connected with threaded barrels (121), the insides of the two threaded barrels (121) are threadedly connected with bolts (122), the bottom ends of the bolts (122) are fixedly connected with rubber blocks (123), the bottom sides of the rubber blocks (123) are connected with the chute (119), and the top end of the base (120) is fixedly connected with a moving column (124).

5. The apparatus for soldering and fixing a double-sided PCB circuit board according to claim 1, characterized in that: The driving mechanism (2) comprises a supporting column (201), the top side of the supporting column (201) is fixedly connected with the welding bin (101), one side of the supporting column (201) is fixedly connected with a driving motor (202), the output end of the driving motor (202) penetrates through the supporting column (201) and is fixedly connected with a roller (203), and the end, away from the driving motor (202), of the roller (203) is rotatably connected with the supporting column (201).

6. The soldering fixture for double-sided PCB according to claim 5, wherein: The outside of the roller (203) is provided with a groove (204), the inside of the groove (204) is slidably connected with a sliding block (205), one end of the sliding block (205) is fixedly connected with a sliding sleeve (206), the inside of the sliding sleeve (206) is slidably connected with a guide rod (207), and both ends of the guide rod (207) are fixedly connected with the supporting column (201).

7. The apparatus according to claim 6, wherein: The bottom end of the sliding sleeve (206) is fixedly connected with a telescopic rod (208), and the output end of the telescopic rod (208) is fixedly connected with a welding device (209).

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