Elastic sheet welding machine

Abstract

The utility model discloses an elastic piece welding machine which comprises a welding mechanism. The device comprises a base, a rotary feeding mechanism, a plurality of fixing mechanisms, a plurality of rotating mechanisms, an elastic piece feeding mechanism, a lifting mechanism and a driving rotating mechanism, the fixing mechanisms are installed on the rotary feeding mechanism, the rotating mechanisms are installed in the fixing mechanisms respectively, the elastic piece feeding mechanism is installed on the rotary feeding mechanism, and the elastic piece feeding mechanism is installed on the lifting mechanism. The lifting mechanism is installed in the elastic piece feeding mechanism, the driving rotating mechanism is installed on the lifting mechanism, the welding mechanism is installed in the middle of the rotating feeding mechanism, the fixing mechanism fixes a circuit board, the rotating mechanism drives the circuit board on the fixing mechanism to rotate, and the rotating feeding mechanism drives the rotating mechanism to rotate. According to the device, the circuit board can be conveniently and rapidly replaced, the elastic sheets can be conveniently fed, the welding efficiency is improved, different positions of the circuit board can be welded, and the practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spring piece welding, in particular to a spring piece welding machine. Background Art

[0002] Shrapnel is an instrument used in shock-absorbing devices and relay delay devices for machinery and vehicles. It is applied to actuating mechanisms in different environments according to the characteristics of the material. Spring sheets are widely used in various contact devices, and the most commonly used is the straight cantilever leaf spring with the simplest shape. The resistance of the contact sheet must be small, so it is made of bronze. The characteristics of the shrapnel are that it is easy to bend only on the minimum stiffness plane in one direction, and has large tensile stiffness and bending stiffness in the other direction. Therefore, leaf springs are very suitable for use as sensitive elements, elastic supports, positioning devices, and flexible connections in detection instruments or automatic devices.

[0003] In the existing shrapnel welding technology, for example, the prior art with application number CN202010590140.4, an impeller and a welding wire winding frame are intermittently driven by an electric motor to perform synchronous intermittent rotation, and the intermittent movement of the slider is coordinated to make the welding pen intermittently stop above each shrapnel. Through the intermittent rotation of the impeller and the welding wire winding frame, the welding is stopped above each shrapnel, and the molten liquid of the welding wire is poured onto the welding piece of the circuit board to weld and fix the welding piece on the circuit board.

[0004] The prior art is not convenient for fixing and welding circular circuit boards. After welding the spring pieces on one circuit board, the prior art needs to stop the machine and replace the circuit board before welding the spring pieces on the next circuit board, thereby reducing efficiency. In addition, the prior art replenishes the spring pieces slowly and has low efficiency. Summary of the invention

[0005] In order to solve the above technical problems, the utility model provides a shrapnel welding machine which is convenient for quickly replacing circuit boards and loading shrapnel, thereby improving welding efficiency and being able to weld different positions of circuit boards, thereby improving practicality.

[0006] The utility model discloses a spring sheet welding machine, comprising a welding mechanism; further comprising a rotating feeding mechanism, a plurality of fixing mechanisms, a plurality of rotating mechanisms, a spring sheet feeding mechanism, a lifting mechanism and a driving rotating mechanism, wherein the plurality of fixing mechanisms are all mounted on the rotating feeding mechanism, the plurality of rotating mechanisms are respectively mounted in the fixing mechanisms, the spring sheet feeding mechanism is mounted on the rotating feeding mechanism, the lifting mechanism is mounted in the spring sheet feeding mechanism, the driving rotating mechanism is mounted on the lifting mechanism, and the welding mechanism is mounted in the middle of the rotating feeding mechanism, the fixing mechanism fixes the circuit board, the rotating mechanism drives the circuit board on the fixing mechanism to rotate, the rotating feeding mechanism drives the rotating mechanism to rotate, and the spring sheet feeding mechanism is used for welding. The mechanism provides welding spring pieces, the lifting mechanism drives the spring piece feeding mechanism to move up and down, the driving rotating mechanism drives the spring piece feeding mechanism to rotate, and the welding mechanism welds the spring pieces; the circuit board is fixed by the fixing mechanism, and the rotating mechanism drives the circuit board on the fixing mechanism to rotate, so that the welding mechanism can weld different positions on the circuit board, and the rotating feeding mechanism drives the rotating mechanism to rotate, thereby realizing automatic feeding of the circuit board, saving time and improving welding efficiency. The spring piece feeding mechanism provides welding spring pieces to the welding mechanism, the lifting mechanism drives the spring piece feeding mechanism to move up and down, the driving rotating mechanism drives the spring piece feeding mechanism to rotate, and the welding mechanism welds the spring pieces.

[0007] Preferably, the rotary feeding mechanism includes a bracket, a toothed plate, a mounting plate, a first motor and a first gear. The toothed plate is rotatably mounted on the bracket, the mounting plate is mounted on the top end of the toothed plate, the first motor is mounted on the side wall of the bracket through a motor frame, the first gear is mounted on the output end of the first motor, and the first gear is meshed with the toothed plate. When the circuit board needs to be replaced, the first gear is driven to rotate by turning on the first motor, and then the mounting plate is driven to rotate through the meshing relationship, thereby completing the loading of the circuit board, saving time and improving efficiency.

[0008] Preferably, the fixing mechanism includes a fixing box, a first rotating shaft, a lower fixing plate, a sliding block, a fixing rod and an upper fixing plate, the fixing box is installed on the top end of the mounting plate, the first rotating shaft is rotatably installed on the top end of the fixing box, the lower fixing plate is installed on the first rotating shaft, a sliding groove is provided on the lower fixing plate, the sliding block is slidably installed in the sliding groove, the fixing rod is installed on the sliding block, the upper fixing plate is installed on the first rotating shaft through a threaded relationship, and an arc-shaped sliding groove is provided on the upper fixing plate; first, the circular circuit board is placed on the upper fixing plate, and then the upper fixing plate is driven to rotate relative to the first rotating shaft through the threaded relationship, thereby driving the fixing rod to slide in the arc-shaped sliding groove, thereby driving the sliding block to slide in the sliding groove, and fixing the circuit board through the fixing rod.

[0009] Preferably, the rotating mechanism includes a second gear, a third gear and a second motor, the second gear is mounted on the first rotating shaft, the second motor is mounted inside the fixed box, the third gear is mounted on the output end of the second motor, and the third gear is meshed with the second gear; by turning on the second motor, the third gear is driven to rotate, and then the second gear is driven to rotate through the meshing relationship, and then the first rotating shaft is driven to rotate, thereby driving the circuit board on the upper fixed plate to rotate, so that the welding mechanism can weld different positions on the circuit board.

[0010] Preferably, the spring clip feeding mechanism includes a driving box, a sliding sleeve, a second rotating shaft, a plurality of feeding rods, a plurality of suction cups and a feeding track. The driving box is installed on the bracket, the sliding sleeve is installed on the top of the driving box, the second rotating shaft is slidably and rotatably installed in the sliding sleeve, a plurality of feeding rods are installed on the second rotating shaft, and a suction cup is installed on the other end of each feeding rod, and the feeding track is installed on the bracket through the bracket; first, the spring clip is added to the feeding track, and the feeding track can be automatically replenished by tilting the feeding track, and then the lifting and lowering of the second rotating shaft is controlled by the lifting mechanism, and the second rotating shaft is driven to rotate by the driving and rotating mechanism, so that the suction cup absorbs the spring clip on the feeding track, and then the second rotating shaft is driven to rotate and lift by the lifting mechanism and the driving and rotating mechanism, and the spring clip is pressed on the circuit board to assist the welding mechanism to weld the spring clip.

[0011] Preferably, the lifting mechanism includes a third motor, a drive shaft, a rotating disk and a ball bearing. The third motor is installed inside the drive box, the drive shaft is installed on the output end of the third motor, the rotating disk is installed on the top end of the drive shaft, a wavy surface is provided on the rotating disk, the ball bearing is installed on the bottom end of the second rotating shaft, and the second rotating shaft is rollingly installed on the wavy surface of the rotating disk; the rotating disk is driven to rotate by turning on the third motor, and then the second rotating shaft is driven to slide in the sliding sleeve by the rolling of the ball bearing on the wavy surface of the rotating disk.

[0012] Preferably, the driving rotation mechanism includes a fourth gear and a fifth gear, the fourth gear is mounted on the driving shaft, the fifth gear is mounted on the second rotating shaft, and the fourth gear is meshed with the fifth gear; when the ball rolls to the top of the wave surface, the fourth gear is meshed with the fifth gear, driving the second rotating shaft to rotate.

[0013] Preferably, the welding mechanism includes a cylinder, a second mounting plate and a welding pen, the cylinder is installed in the middle of the bracket, the second mounting plate is installed on the movable end of the cylinder, and the welding pen is installed on the second mounting plate; the welding pen is driven to rise and fall by controlling the cylinder, and then the welding of the spring piece is completed by opening the welding pen.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: the circuit board is fixed by the fixing mechanism, the rotating mechanism drives the circuit board on the fixing mechanism to rotate, which is convenient for the welding mechanism to weld different positions on the circuit board, the rotating feeding mechanism drives the rotating mechanism to rotate, and then the circuit board is automatically fed, saving time and improving the welding efficiency. The shrapnel feeding mechanism provides the welding mechanism with shrapnel for welding, the lifting mechanism drives the shrapnel feeding mechanism to move up and down, the driving rotating mechanism drives the shrapnel feeding mechanism to rotate, and the welding mechanism welds the shrapnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0016] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0017] Figure 3 It is a third axonometric structural schematic diagram of the utility model;

[0018] Figure 4 It is a fourth axonometric structural schematic diagram of the utility model;

[0019] Figure 5 It is a front-view cross-sectional axonometric structural schematic diagram of the utility model;

[0020] Figure 6 It is a first top view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 7 It is a rear-view cross-sectional axonometric structural schematic diagram of the utility model;

[0022] Figure 8 It is a second top view cross-sectional structural schematic diagram of the utility model;

[0023] Fig. 9 This utility model Figure 5 The enlarged structural diagram at A in the middle;

[0024] Fig.10 This utility model Figure 5 The enlarged structural diagram at B in the middle;

[0025] Markings in the attached drawings: 01, rotating feeding mechanism; 11, bracket; 12, tooth plate; 13, mounting plate; 14, first motor; 15, first gear; 02, fixing mechanism; 21, fixing box; 22, first rotating shaft; 23, lower fixing plate; 24, slide groove; 25, slider; 26, fixing rod; 27, upper fixing plate; 28, arc slide groove; 03, rotating mechanism; 31, second gear; 32, third gear; 33, second motor Machine; 04, spring feeding mechanism; 41, driving box; 42, sliding sleeve; 43, second rotating shaft; 44, feeding rod; 45, suction cup; 46, feeding track; 05, lifting mechanism; 51, third motor; 52, driving shaft; 53, rotating disk; 54, ball bearing; 06, driving rotating mechanism; 61, fourth gear; 62, fifth gear; 07, welding mechanism; 71, cylinder; 72, second mounting plate; 73, welding pen. Implementation

[0026] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0027] like Figures 2 to 9 As shown, it includes a welding mechanism 07, and also includes a rotating feeding mechanism 01, multiple groups of fixing mechanisms 02, multiple groups of rotating mechanisms 03, a spring feeding mechanism 04, a lifting mechanism 05 and a driving rotating mechanism 06. The multiple groups of fixing mechanisms 02 are all installed on the rotating feeding mechanism 01, and the multiple groups of rotating mechanisms 03 are respectively installed in the fixing mechanisms 02. The spring feeding mechanism 04 is installed on the rotating feeding mechanism 01, the lifting mechanism 05 is installed in the spring feeding mechanism 04, the driving rotating mechanism 06 is installed on the lifting mechanism 05, and the welding mechanism 07 is installed in the middle of the rotating feeding mechanism 01;

[0028] The fixing mechanism 02 fixes the circuit board, the rotating mechanism 03 drives the circuit board on the fixing mechanism 02 to rotate, the rotating feeding mechanism 01 drives the rotating mechanism 03 to rotate, the spring feeding mechanism 04 provides the welding mechanism 07 with springs for welding, the lifting mechanism 05 drives the spring feeding mechanism 04 to move up and down, the driving rotating mechanism 06 drives the spring feeding mechanism 04 to rotate, and the welding mechanism 07 welds the springs;

[0029] The rotating feeding mechanism 01 includes a bracket 11, a tooth plate 12, a mounting plate 13, a first motor 14 and a first gear 15. The tooth plate 12 is rotatably mounted on the bracket 11, the mounting plate 13 is mounted on the top of the tooth plate 12, the first motor 14 is mounted on the side wall of the bracket 11 through the motor frame, the first gear 15 is mounted on the output end of the first motor 14, and the first gear 15 is meshed with the tooth plate 12;

[0030] The fixing mechanism 02 includes a fixing box 21, a first rotating shaft 22, a lower fixing plate 23, a slider 25, a fixing rod 26 and an upper fixing plate 27. The fixing box 21 is installed on the top of the mounting plate 13. The first rotating shaft 22 is rotatably installed on the top of the fixing box 21. The lower fixing plate 23 is installed on the first rotating shaft 22. A slide groove 24 is provided on the lower fixing plate 23. The slider 25 is slidably installed in the slide groove 24. The fixing rod 26 is installed on the slider 25. The upper fixing plate 27 is installed on the first rotating shaft 22 through a threaded relationship. The upper fixing plate 27 is provided with an arc-shaped slide groove 28.

[0031] The rotating mechanism 03 includes a second gear 31, a third gear 32 and a second motor 33, the second gear 31 is mounted on the first rotating shaft 22, the second motor 33 is mounted inside the fixed box 21, the third gear 32 is mounted on the output end of the second motor 33, and the third gear 32 is meshed with the second gear 31;

[0032] First, place the circular circuit board on the upper fixed plate 27, and then drive the upper fixed plate 27 to rotate relative to the first rotating shaft 22 through the threaded relationship, thereby driving the fixing rod 26 to slide in the arc-shaped slide groove 28, thereby driving the slider 25 to slide in the slide groove 24, and fixing the circuit board through the fixing rod 26, and driving the third gear 32 to rotate by turning on the second motor 33, and then driving the second gear 31 to rotate through the meshing relationship, thereby driving the first rotating shaft 22 to rotate, thereby driving the circuit board on the upper fixed plate 27 to rotate, so that the welding mechanism 07 can weld different positions on the circuit board. When the circuit board needs to be replaced, the first gear 15 is driven to rotate by turning on the first motor 14, and then the mounting plate 13 is driven to rotate through the meshing relationship, thereby completing the loading of the circuit board, saving time and improving efficiency. The shrapnel feeding mechanism 04 provides the welding mechanism 07 with shrapnel for welding, and the lifting mechanism 05 drives the shrapnel feeding mechanism 04 to move up and down, driving the rotating mechanism 06 to drive the shrapnel feeding mechanism 04 to rotate, and the welding mechanism 07 welds the shrapnel. Example

[0033] like Figure 2 , Figure 3 and Fig.10As shown, it includes a welding mechanism 07, and also includes a rotating feeding mechanism 01, multiple groups of fixing mechanisms 02, multiple groups of rotating mechanisms 03, a spring feeding mechanism 04, a lifting mechanism 05 and a driving rotating mechanism 06. The multiple groups of fixing mechanisms 02 are all installed on the rotating feeding mechanism 01, and the multiple groups of rotating mechanisms 03 are respectively installed in the fixing mechanisms 02. The spring feeding mechanism 04 is installed on the rotating feeding mechanism 01, the lifting mechanism 05 is installed in the spring feeding mechanism 04, the driving rotating mechanism 06 is installed on the lifting mechanism 05, and the welding mechanism 07 is installed in the middle of the rotating feeding mechanism 01;

[0034] The fixing mechanism 02 fixes the circuit board, the rotating mechanism 03 drives the circuit board on the fixing mechanism 02 to rotate, the rotating feeding mechanism 01 drives the rotating mechanism 03 to rotate, the spring feeding mechanism 04 provides the welding mechanism 07 with springs for welding, the lifting mechanism 05 drives the spring feeding mechanism 04 to move up and down, the driving rotating mechanism 06 drives the spring feeding mechanism 04 to rotate, and the welding mechanism 07 welds the springs;

[0035] The shrapnel feeding mechanism 04 includes a driving box 41, a sliding sleeve 42, a second rotating shaft 43, a plurality of feeding rods 44, a plurality of suction cups 45 and a feeding track 46. The driving box 41 is mounted on the bracket 11, the sliding sleeve 42 is mounted on the top of the driving box 41, the second rotating shaft 43 is slidably and rotatably mounted in the sliding sleeve 42, a plurality of feeding rods 44 are mounted on the second rotating shaft 43, and a suction cup 45 is mounted on the other end of each feeding rod 44. The feeding track 46 is mounted on the bracket 11 through the bracket;

[0036] The lifting mechanism 05 includes a third motor 51, a driving shaft 52, a rotating disk 53 and a ball 54. The third motor 51 is installed inside the driving box 41, the driving shaft 52 is installed on the output end of the third motor 51, the rotating disk 53 is installed on the top of the driving shaft 52, a wavy surface is provided on the rotating disk 53, the ball 54 is installed on the bottom end of the second rotating shaft 43, and the second rotating shaft 43 is rollingly installed on the wavy surface of the rotating disk 53;

[0037] The driving rotation mechanism 06 includes a fourth gear 61 and a fifth gear 62. The fourth gear 61 is mounted on the driving shaft 52, and the fifth gear 62 is mounted on the second rotating shaft 43, and the fourth gear 61 is meshed with the fifth gear 62.

[0038] The circuit board is fixed by the fixing mechanism 02, and the rotating mechanism 03 drives the circuit board on the fixing mechanism 02 to rotate, so that the welding mechanism 07 can weld different positions on the circuit board. The rotating feeding mechanism 01 drives the rotating mechanism 03 to rotate, thereby realizing automatic feeding of the circuit board, saving time and improving welding efficiency. The spring piece is added to the feeding track 46, and the feeding track 46 can be automatically replenished by tilting the feeding track 46. Then, the rotating disk 53 is driven to rotate by turning on the third motor 51, and then the second rotating shaft 43 is driven to slide in the sliding sleeve 42 by the rolling of the ball 54 on the wave surface of the rotating disk 53. When the ball 54 rolls to the top of the wave surface, the fourth gear 61 is meshed with the fifth gear 62, driving the second rotating shaft 43 to rotate, so that the suction cup 45 adsorbs the spring piece on the feeding track 46, and then the second rotating shaft 43 is driven to rotate and lift by the lifting mechanism 05 and the driving rotating mechanism 06, and the spring piece is pressed on the circuit board, and the welding mechanism 07 welds the spring piece.

[0039] like Figures 1 to 10 As shown, a spring sheet welding machine of the utility model, when working, firstly places the circular circuit board on the upper fixing plate 27, and then drives the upper fixing plate 27 to rotate relative to the first rotating shaft 22 through the threaded relationship, thereby driving the fixing rod 26 to slide in the arc-shaped slide groove 28, thereby driving the slider 25 to slide in the slide groove 24, and fixing the circuit board through the fixing rod 26, and then adding the spring sheet to the feeding track 46, through the inclination of the feeding track 46, the feeding track 46 can be automatically replenished, and then the rotating disk 53 is driven to rotate by turning on the third motor 51, and then the second rotating shaft 43 is driven to slide in the sliding sleeve 42 by the rolling of the ball 54 on the wave surface of the rotating disk 53, and when the ball 54 rolls to the top of the wave surface, the fourth gear 61 is meshed with the fifth gear 62, driving the second rotating shaft 43 to rotate, so that the suction The disk 45 absorbs the spring piece on the loading track 46, and then drives the second rotating shaft 43 to rotate and lift through the lifting mechanism 05 and the driving rotating mechanism 06, presses the spring piece on the circuit board, drives the welding pen 73 to lift and lower by controlling the cylinder 71, and then completes the welding of the spring piece by opening the welding pen 73, drives the third gear 32 to rotate by turning on the second motor 33, and then drives the second gear 31 to rotate through the meshing relationship, and then drives the first rotating shaft 22 to rotate, thereby driving the circuit board on the upper fixed plate 27 to rotate, so that the welding mechanism 07 can weld different positions on the circuit board, and when the circuit board needs to be replaced, drives the first gear 15 to rotate by turning on the first motor 14, and then drives the mounting plate 13 to rotate through the meshing relationship, thereby completing the loading of the circuit board, saving time and improving efficiency.

[0040] The first motor 14, the second motor 33, the suction cup 45, the third motor 51, the cylinder 71 and the welding pen 73 of the utility model are purchased on the market. The technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for the technicians in this field to make creative efforts.

[0041] The main functions achieved by the utility model are: during the shrapnel welding process, it is convenient to quickly replace the circuit board and to load the shrapnel, thereby improving the welding efficiency, and different positions of the circuit board can be welded, thereby improving the practicality.

[0042] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A shrapnel welding machine, comprising a welding mechanism (07); characterized in that: It also includes a rotating feeding mechanism (01), multiple groups of fixing mechanisms (02), multiple groups of rotating mechanisms (03), a spring feeding mechanism (04), a lifting mechanism (05) and a driving rotating mechanism (06), wherein the multiple groups of fixing mechanisms (02) are all mounted on the rotating feeding mechanism (01), the multiple groups of rotating mechanisms (03) are respectively mounted in the fixing mechanisms (02), the spring feeding mechanism (04) is mounted on the rotating feeding mechanism (01), the lifting mechanism (05) is mounted in the spring feeding mechanism (04), the driving rotating mechanism (06) is mounted on the lifting mechanism (05), and the welding mechanism (07) is mounted in the middle of the rotating feeding mechanism (01); The fixing mechanism (02) fixes the circuit board, the rotating mechanism (03) drives the circuit board on the fixing mechanism (02) to rotate, the rotating feeding mechanism (01) drives the rotating mechanism (03) to rotate, the spring feeding mechanism (04) provides springs for welding to the welding mechanism (07), the lifting mechanism (05) drives the spring feeding mechanism (04) to move up and down, the driving rotating mechanism (06) drives the spring feeding mechanism (04) to rotate, and the welding mechanism (07) welds the springs.

2. A shrapnel welding machine as claimed in claim 1, characterized in that: The rotary feeding mechanism (01) comprises a bracket (11), a tooth plate (12), a mounting plate (13), a first motor (14) and a first gear (15); the tooth plate (12) is rotatably mounted on the bracket (11); the mounting plate (13) is mounted on the top of the tooth plate (12); the first motor (14) is mounted on the side wall of the bracket (11) through a motor frame; the first gear (15) is mounted on the output end of the first motor (14); and the first gear (15) is meshed with the tooth plate (12).

3. A shrapnel welding machine as claimed in claim 2, characterized in that: The fixing mechanism (02) comprises a fixing box (21), a first rotating shaft (22), a lower fixing plate (23), a slider (25), a fixing rod (26) and an upper fixing plate (27). The fixing box (21) is mounted on the top of the mounting plate (13). The first rotating shaft (22) is rotatably mounted on the top of the fixing box (21). The lower fixing plate (23) is mounted on the first rotating shaft (22). A slide groove (24) is provided on the lower fixing plate (23). The slider (25) is slidably mounted in the slide groove (24). The fixing rod (26) is mounted on the slider (25). The upper fixing plate (27) is mounted on the first rotating shaft (22) through a threaded relationship. An arc-shaped slide groove (28) is provided on the upper fixing plate (27).

4. A shrapnel welding machine as claimed in claim 3, characterized in that: The rotating mechanism (03) comprises a second gear (31), a third gear (32) and a second motor (33); the second gear (31) is mounted on the first rotating shaft (22); the second motor (33) is mounted inside the fixed box (21); the third gear (32) is mounted on the output end of the second motor (33); and the third gear (32) is meshed with the second gear (31).

5. A shrapnel welding machine as claimed in claim 2, characterized in that: The spring sheet feeding mechanism (04) comprises a driving box (41), a sliding sleeve (42), a second rotating shaft (43), a plurality of feeding rods (44), a plurality of suction cups (45) and a feeding track (46); the driving box (41) is mounted on a bracket (11); the sliding sleeve (42) is mounted on the top of the driving box (41); the second rotating shaft (43) is slidably and rotatably mounted in the sliding sleeve (42); a plurality of feeding rods (44) are mounted on the second rotating shaft (43); a suction cup (45) is mounted on the other end of each feeding rod (44); and the feeding track (46) is mounted on the bracket (11) through a bracket.

6. A shrapnel welding machine as claimed in claim 5, characterized in that: The lifting mechanism (05) comprises a third motor (51), a driving shaft (52), a rotating disk (53) and a ball bearing (54); the third motor (51) is mounted inside a driving box (41); the driving shaft (52) is mounted on an output end of the third motor (51); the rotating disk (53) is mounted on a top end of the driving shaft (52); a wavy surface is provided on the rotating disk (53); the ball bearing (54) is mounted on a bottom end of a second rotating shaft (43); and the second rotating shaft (43) is rollingly mounted on the wavy surface of the rotating disk (53).

7. A shrapnel welding machine as claimed in claim 6, characterized in that: The driving rotation mechanism (06) comprises a fourth gear (61) and a fifth gear (62), wherein the fourth gear (61) is mounted on the driving shaft (52), and the fifth gear (62) is mounted on the second rotating shaft (43), and the fourth gear (61) is meshed with the fifth gear (62).

8. A shrapnel welding machine as claimed in claim 2, characterized in that: The welding mechanism (07) comprises a cylinder (71), a second mounting plate (72) and a welding pen (73); the cylinder (71) is mounted in the middle of the bracket (11); the second mounting plate (72) is mounted on the movable end of the cylinder (71); and the welding pen (73) is mounted on the second mounting plate (72).

Images