Automatic assembling machine for fuse with plastic shell

Abstract

The utility model is suitable for the technical field of fuse production, and provides a plastic shell fuse automatic assembling machine, which comprises a case and a turntable mechanism arranged on the case, an upper inner core mechanism, a correction detection mechanism, an upper lead mechanism, a lead detection mechanism, a flattening mechanism, an upper soldering flux mechanism, a tin pick-up mechanism, a bending mechanism, an upper fuse mechanism, a butt-welding mechanism, a lead pulling mechanism, a resistor measuring and lower defective product discharging mechanism, an upper shell mechanism and an assembly shell and lower non-defective product mechanism are further arranged around the turntable mechanism on the case; according to the utility model, the fuse production efficiency can be effectively improved, and the purposes of deeper automation, more concise usability and cost saving are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fuse production technical field, specifically a kind of plastic shell fuse automatic assembly machine. BACKGROUND

[0002] At present, in the equipment of producing plastic shell fuse, the length of lead wire is too long, the exposed length is more than 17mm, and it cannot be shortened, so the production cost is high. In the subsequent process, the lead wire also needs to be cut off a part of pin before use, so the too long pin will cause material waste. Therefore, in view of the above status, it is urgent to provide a plastic shell fuse automatic assembly machine to overcome the deficiencies in current practical application. SUMMARY

[0003] The utility model discloses a plastic shell fuse automatic assembly machine, which aims to solve the problems in the above background technology.

[0004] The utility model discloses a plastic shell fuse automatic assembly machine, which includes a machine case and a turntable mechanism arranged on the machine case. The machine case is further provided with an upper inner core mechanism, a correction detection mechanism, an upper lead wire mechanism, a lead wire detection mechanism, a flattening mechanism, an upper solder flux mechanism, a dipping tin mechanism, a bending mechanism, an upper fuse mechanism, a collision welding mechanism, a lead wire pulling mechanism, a resistance measuring mechanism and a lower defective product discharging mechanism. The machine case is further provided with an upper shell mechanism and an assembling shell and good product mechanism.

[0005] As a further scheme of the utility model, the turntable mechanism includes a main turntable, a main clamp, an adjusting eccentric shaft and a pad. The pad is arranged in the machine case, and a DD motor is arranged on the pad. The main turntable is fixed on the DD motor through a positioning pin. The main clamp is installed upside down at the bottom of the main turntable. The two main clamps pass through the pin hole on the main turntable and are separated by two springs. The adjusting eccentric shaft makes the main clamps have consistent deviation angles.

[0006] As a further scheme of the utility model, the upper lead wire mechanism includes a mounting rack two arranged in the machine case, and a guide wheel, a wire passing wheel, a roller disc and a needle tube one for conveying copper wire are arranged on the mounting rack two. A wire passing block, a wire clamping block, a wire nozzle and a wire cutting block for cutting off excess copper wire are further arranged above the mounting rack two. The lead wire detection mechanism includes two optical fiber amplifiers for sensing whether there is lead wire.

[0007] As a further scheme of the utility model: the flattening mechanism includes installation frame one set in the case and flattening fixed mold set on installation frame one, the top of installation frame one is slidably installed with pressing block one, and flattening movable mold is arranged on pressing block one, flattening cylinder for pushing pressing block one to move is further arranged in installation frame one, and flattening cylinder is connected with pressing block one through rotary joint one;The upper fluxing agent mechanism includes a spoon and a fluxing agent cylinder for moving the spoon.

[0008] As a further scheme of the utility model: the tin dipping mechanism includes tin shaft and mounting bracket three set in the case, the tin shaft is further provided with a tightening wheel, the mounting bracket three is further provided with needle tube two, wire pressing wheel and tin pool, and the mounting bracket three is further provided with tin dipping cylinder for driving the tin pool to move, the mounting bracket three is further provided with tin wire feeding cylinder.

[0009] As a further scheme of the utility model: the bending mechanism includes installation frame two set in the case, the top of installation frame two is slidably installed with two groups of pressing block two, and bending mold is arranged on pressing block two, bending cylinder for driving pressing block two to move is further arranged in installation frame two, and bending cylinder is connected with pressing block two through rotary joint two.

[0010] As a further scheme of the utility model: the fuse feeding mechanism includes fuse feeding shaft set in the case and wire guide wheel and needle tube three for conveying fuse, further includes cut fuse mechanism, fuse clamping mechanism, fuse feeding mechanism and silk wrapping mechanism for processing fuse, and turnover cylinder is further arranged in the case.

[0011] As a further scheme of the utility model: the bump welding mechanism includes mounting bracket four set in the case and bump welding thimble, the mounting bracket four is slidably installed with two groups of pressing block three, and welding block is arranged on each group of pressing block three, and the bump welding thimble is installed on the welding block, the mounting bracket four is further provided with cylinder for driving pressing block three to move.

[0012] As a further scheme of the utility model: the wire pulling mechanism includes wire clamping cylinder, wire clamping clamp, pressing block and wire pulling cylinder set in the case, the telescopic end of wire clamping cylinder is provided with push block for opening wire clamping clamp, and the pressing block is used for fixing inner core;The resistance measuring and lower defective product discharging mechanism includes defective product discharging cylinder, defective product box, test clamp, resistance measuring block and test cylinder for driving test clamp to work, and the test clamp is installed at the bottom of resistance measuring block, and the test clamp is provided with four groups.

[0013] As a further scheme of the utility model: the upper shell mechanism includes shell vibration disc and installation platform arranged in the case, and the installation platform is provided with small turntable and step motor for driving small turntable rotation, shell vibration disc and small turntable still be provided with the blanking rail, the installation platform bottom still be provided with the upper cylinder one for the shell top small turntable and the upper cylinder two for the shell ejection small turntable, and the installation platform still be provided with sand filling mechanism;The assembled shell and good product mechanism include assembly cylinder, connecting slide block, assembly block, good product blanking cylinder and blanking pipe, the blanking pipe is provided with shell support plate, and the assembly cylinder is connected with assembly block through connecting slide block.

[0014] Compared with the prior art, the utility model has the advantages that the plastic shell fuse automatic assembly machine is highly integrated in automatic production, has high repeat positioning precision, simple structure, small size, greatly reduces the cost of vulnerable parts, and has the advantages of convenient maintenance, low maintenance cost, etc.

[0015] The main clamp is installed on the bottom of the turntable, so that the length of the single lead-through wire can be shortened by 2mm, the production of short foot products is facilitated, the foot length is 14-16mm, the loss of copper material can be saved, the copper wire loss of each product can be saved by 10-15%, and the problem that the existing equipment cannot produce short foot products is effectively avoided.

[0016] The utility model can effectively improve the fuse production efficiency, achieve deeper automation, have more simple use, and save the cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structural schematic diagram of the utility model.

[0018] Figure 2 It is the structural schematic diagram of the turntable mechanism in the utility model.

[0019] Figure 3 It is the structural schematic diagram of the main clamp in the utility model.

[0020] Figure 4 It is the structural schematic diagram of the upper inner core mechanism and the correction detection mechanism in the utility model.

[0021] Figure 5 It is the structural schematic diagram of the upper lead mechanism in the utility model.

[0022] Figure 6 It is the structural schematic diagram of the lead detection mechanism in the utility model.

[0023] Figure 7 It is the structural schematic diagram of the flattening mechanism in the utility model.

[0024] Figure 8 It is the structure schematic view of the upper flux mechanism in the utility model.

[0025] Figure 9 It is the structure schematic view of the tin dipping mechanism in the utility model.

[0026] Figure 10 It is the structure schematic view of the bending mechanism in the utility model.

[0027] Figure 11 It is the structure schematic view of the upper fuse mechanism in the utility model.

[0028] Figure 12 It is the structure schematic view of the butt welding mechanism in the utility model.

[0029] Figure 13 It is the structure schematic view of the lead drawing mechanism in the utility model.

[0030] Figure 14 It is the structure schematic view of the resistance measuring and lower defective product discharging mechanism in the utility model.

[0031] Figure 15 It is the structure schematic view of the upper shell mechanism in the utility model.

[0032] Figure 16 It is the structure schematic view of the shell assembling and lower good product mechanism in the utility model.

[0033] Figure 17 It is the structure schematic view of the plastic shell fuse product in the utility model.

[0034] In the drawing: 1-resistance measuring and lower defective product discharging mechanism, 2-pulling lead mechanism, 3-bump welding mechanism, 4-upper fuse mechanism, 5-bending mechanism, 6-tinning mechanism, 7-upper flux mechanism, 8-flattening mechanism, 9-lead detection mechanism, 10-upper lead mechanism, 11-correction detection mechanism, 12-upper inner core mechanism, 13-assembling shell and lower good product mechanism, 14-upper shell mechanism, 15-main rotating disc, 16-main clamp, 17-pad block, 18-DD motor, 19-cover sheet, 20-eccentric shaft, 21-pin hole, 22-vibrating disc, 23-opening clamp cylinder, 24-feeding cylinder, 25-vertical cylinder, 26-correction cylinder, 27-photoelectric detection switch, 28-suction nozzle, 29-lead clamping block, 30-lead tip, 31-guide wheel, 32-lead cutting block, 33-lead passing block, 34-needle tube one, 35-roller disc, 36-lead passing wheel, 37-fiber amplifier, 38-flattening cylinder, 39-rotary joint one, 40-rotary joint two, 41-pressing block one, 42-flattening movable die, 43-flattening fixed die, 44-flux immersing cylinder, 45-spoon, 46-tin shaft, 47-tightening wheel, 48-lead pressing wheel, 49-needle tube two, 50-tin pool, 51-tin wire feeding cylinder, 52-tinning cylinder, 53-bending cylinder, 54-pressing block two, 55-bending die, 56-lead guide block, 57-fuse releasing shaft, 58-lead guide wheel, 59-needle tube three, 60-fuse cutting mechanism, 61-fuse clamping mechanism, 62-fuse feeding mechanism, 63-fuse wrapping mechanism, 64-reversing cylinder, 65-pressing block three, 66-welding block, 67-bump welding ejector pin, 68-cylinder, 69-lead clamping cylinder, 70-pushing block, 71-lead clamping clamp, 72-pressing block, 73-pulling lead cylinder, 74-testing clamp, 75-resistance measuring block, 76-testing cylinder, 77-defective product discharging cylinder, 78-defective product box, 79-shell vibrating disc, 80-discharging track, 81-upper ejector cylinder one, 82-small rotating disc, 83-stepping motor, 84-sand filling mechanism, 85-assembling cylinder, 86-sliding block, 87-cam follower, 88-assembling block, 89-holding shell plate, 90-discharging pipe, 91-good product discharging cylinder. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will make further detailed description to the utility model by combining with the drawing and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0036] The specific implementation of the utility model will be described in detail by combining with specific examples.

[0037] Please refer to Figures 1-17The utility model discloses an automatic assembly machine of plastic shell fuse, automatic assembly machine of plastic shell fuse includes the case and sets up the carousel mechanism on the case, still be provided with upper inner core mechanism 12, correction detection mechanism 11, upper lead mechanism 10, lead detection mechanism 9, flatten mechanism 8, upper fluxing agent mechanism 7, dip tin mechanism 6, bending mechanism 5, upper fuse mechanism 4, bump welding mechanism 3, pull lead mechanism 2, measure resistance and lower defective product discharge mechanism 1, upper shell mechanism 14 and assemble shell and lower good product mechanism 13 on the case around carousel mechanism.

[0038] In the embodiment of the utility model, the automatic assembly machine of plastic shell fuse is highly integrated in the aspect of automatic production, has the advantages of high repeat positioning accuracy, simple structure, small size, greatly reducing the cost of vulnerable parts, convenient maintenance, low maintenance cost, and the like, the yield reaches 99% through trial production verification, effectively improves production efficiency, saves a large amount of manual work, and improves the quality of products; The utility model can effectively improve the fuse production efficiency, achieve more deep automation, more simple use, and save the purpose of cost.

[0039] In one embodiment of the utility model, please refer to Figures 1-16 The carousel mechanism includes main carousel 15, main clamp 16, adjusting eccentric shaft 20 and cushion block 17, the cushion block 17 is arranged in the case, and the DD motor 18 is arranged on the cushion block 17, the main carousel 15 is fixed on the DD motor 18 through the positioning pin, the main clamp 16 is installed upside down on the bottom of the main carousel 15 (so that the length of single lead can be shortened by 2mm), the main clamp 16 passes through the pin hole 21 on the main carousel 15, is opened by two springs, the adjusting eccentric shaft 20 makes the main clamp 16 offset angle consistent, so as to lead the lead, the bottom is covered by the spring and the cover plate 19 respectively and is dragged by the cover piece 19, so as to prevent falling;

[0040] The upper inner core mechanism 12 and correction detection mechanism 11 include vibration disc 22 and mounting frame one arranged in the case, the mounting frame one is further provided with opening clamp air cylinder 23 for controlling the switch of main clamp 16, feeding air cylinder 24, vertical air cylinder 25, correction air cylinder 26 and photoelectric detection switch 27, and further includes suction nozzle 28;

[0041] The upper lead mechanism 10 includes mounting frame two arranged in the case, and the mounting frame two is provided with guide wheel 31 for conveying copper wire, wire passing wheel 36, roller disc 35 and needle tube one 34, the upper portion of the mounting frame two is further provided with wire passing block 33, wire clamping block 29, wire nozzle 30 and wire cutting block 32 for cutting excess copper wire;

[0042] The lead detection mechanism 9 includes two optical fiber amplifiers 37 for sensing whether the lead exists or not;

[0043] The flattening mechanism 8 comprises a mounting frame I arranged in the machine box, a flattening fixed die 43 arranged on the mounting frame I, a pressing block I 41 slidingly arranged on the top of the mounting frame I, a flattening movable die 42 arranged on the pressing block I 41, a flattening cylinder 38 arranged in the mounting frame I for pushing the pressing block I 41 to move, and a rotary joint I 39 arranged between the flattening cylinder 38 and the pressing block I 41;

[0044] The upper flux applying mechanism 7 comprises a spoon 45 and a flux dipping cylinder 44 for driving the spoon 45 to move;

[0045] The tin dipping mechanism 6 comprises a tin shaft 46 and a mounting frame III arranged in the machine box, a tightening wheel 47 arranged on the tin shaft 46, a needle tube II 49, a wire pressing wheel 48 and a tin pool 50 arranged on the mounting frame III, a tin dipping cylinder 52 arranged on the mounting frame III for driving the tin pool 50 to move, and a tin wire feeding cylinder 51 arranged on the mounting frame III;

[0046] The bending mechanism 5 comprises a mounting frame II arranged in the machine box, two groups of pressing blocks II 54 slidingly arranged on the top of the mounting frame II, a bending die 55 arranged on each of the pressing blocks II 54, a bending cylinder 53 arranged in the mounting frame II for driving the pressing blocks II 54 to move, and a rotary joint II 40 arranged between the bending cylinder 53 and the pressing blocks II 54;

[0047] The upper fuse mechanism 4 comprises a fuse placing shaft 57 arranged in the machine box, a wire guide wheel 58 and a needle tube III 59 for conveying the fuse, a fuse cutting mechanism 60, a fuse clamping mechanism 61, a fuse feeding mechanism 62 and a wire wrapping mechanism 63 for processing the fuse, and a turnover cylinder 64 arranged in the machine box;

[0048] The butt welding mechanism 3 comprises a mounting frame IV arranged in the machine box and a butt welding top pin 67, two groups of pressing blocks III 65 slidingly arranged on the mounting frame IV, a welding block 66 arranged on each of the pressing blocks III 65, and the butt welding top pin 67 arranged on the welding block 66, and a cylinder 68 arranged on the mounting frame IV for driving the pressing blocks III 65 to move;

[0049] The lead pulling mechanism 2 comprises a lead clamping cylinder 69, a lead clamping clamp 71, a material pressing block 72 and a lead pulling cylinder 73 arranged in the machine box, a push block 70 arranged at the telescopic end of the lead clamping cylinder 69 for opening the lead clamping clamp 71, and the material pressing block 72 for fixing the inner core;

[0050] The resistance testing and lower defective product discharging mechanism 1 comprises a defective product discharging cylinder 77, a defective product box 78, a testing clamp 74, a resistance testing block 75 and a testing cylinder 76 arranged in the machine box for driving the testing clamp 74 to work, the testing clamp 74 is arranged at the bottom of the resistance testing block 75, and the testing clamp 74 comprises four groups.

[0051] The upper shell mechanism 14 includes a shell vibrating disc 79 and a mounting table arranged in the cabinet, and a small turntable 82 and a stepping motor 83 for driving the small turntable 82 are arranged on the mounting table, and a discharging track 80 is further arranged between the shell vibrating disc 79 and the small turntable 82, and an upper top cylinder one 81 for lifting the shell to the small turntable 82 and an upper top cylinder two for lifting the shell out of the small turntable 82 are further arranged at the bottom of the mounting table, and a sand filling mechanism 84 is further arranged on the mounting table;

[0052] The assembled shell and good product discharging mechanism 13 includes an assembling cylinder 85, a connecting sliding block 86, an assembling block 88, a good product discharging cylinder 91 and a discharging pipe 90, the discharging pipe 90 is provided with a shell supporting plate 89, and the assembling cylinder 85 is connected with the assembling block 88 through the connecting sliding block 86; wherein the assembled shell and good product discharging mechanism 13 further includes a cam follower 87.

[0053] In the embodiment, the main turntable 15 is fixed on the DD motor 18 through a positioning pin, the main clamp 16 is installed upside down at the bottom of the turntable (so that the length of the single lead-through wire can be shortened by 2 mm), the two main clamps 16 pass through pin holes 21 and are separated by two springs, the eccentric shaft 20 is adjusted to make the main clamps 16 have consistent deflection angles, so as to facilitate the lead-through of the wire, and the bottom is covered by a cover plate and a main clamp cover plate 19 to prevent falling;

[0054] Firstly, the inner core is sent into the feeding mechanism by the vibrating disc 22, the fish-eye joint is moved forward horizontally by the opening clamp cylinder 23 to open the main clamp 16, the fish-eye joint is moved forward by the feeding cylinder 24, the inner core enters below the suction nozzle 28, the inner core is adsorbed by vacuum and is sent to the main turntable 15 by the vertical cylinder 25 driving the suction nozzle 28, and the main clamp 16 is closed;

[0055] The main turntable 15 rotates one grid, the product is corrected by the action of the correction cylinder 26, and whether there is product or whether the product is reversed is detected; the main turntable 15 moves to the lower part of the upper lead-through mechanism 10, two copper wires of the corresponding specification are respectively led through the guide mechanism, and then pass through the guide wheel 31, the wire passing wheel 36, the roller disc 35 and the needle tube one 34 in sequence, and the verticality of the wire when it is discharged needs to be ensured; then the wire loosening button of the lead-through wire screen is clicked, the roller disc 35 is continuously rotated by hand to continue feeding the wire, and then pass through the wire block 33, the wire clamp block 29 and the wire nozzle 30 in sequence, and ensure that the wire passes out of the wire nozzle 30, and then click the next wire loosening button; finally, the wire cutting button of the screen is clicked, and the excess copper wire is cut off, that is, the lead-through of the wire is completed;

[0056] After the lead-through of the wire is completed, the detection mechanism is entered, and whether the lead-through wire exists or not is sensed by two optical fiber amplifiers 37;

[0057] The lead is put into the flattening die 42 and the flattening die 43, and the lead is pressed to be flattened between the flattening die 42 and the flattening die 43;

[0058] Then the flux dipping cylinder 44 moves upward to move the spoon 45 with the flux dipped to dip the end of the lead;

[0059] Then the tin dipping mechanism 6 is entered, the tin wire of the corresponding specification is placed on the tin shaft 46, and the tightening wheel 47 is fastened and tightened, then the tin wire is taken out, and the tin wire is sequentially threaded through the wire pressing wheel 48, the needle tube 49, and the tin pool 50; the tin dipping cylinder 52 moves upward to move the tin groove with the tin melted to dip the end of the lead;

[0060] Then the bending station is reached, the bottom end of the lead is bent, a connecting rod type clamping mode is adopted, the bending cylinder 53 is extended at the same time, the rotating joint 40 is driven to move the pressing block 54 to the middle, the bending die 55 and the lead guide block 56 bend the lead;

[0061] Then the fuse is melted, the cut fuse is put into the bent lead, and the fuse is wrapped. The fuse is placed on the fuse shaft, the fuse shaft is tightened, the fuse reel is pressed, the fuse is clamped by the tweezers, the fuse is sequentially threaded through the porcelain eye and the needle tube 59, the fuse guide shaft is guided, the wrench is tightened, the rubber wheel is pressed to the fuse, and finally the screen cutting button is clicked to cut off the excess fuse;

[0062] The welding assembly adopts an inverter DC resistance welding mode, and the left and right sides are welded in sequence. The four welding anvil pins 67 are respectively installed on the welding blocks 66, and the pressing block 65 is pressed. The front and rear cylinders 68 on the left side act together to press and weld the end of the fuse wrapped, and the right side is the same;

[0063] The lead is pulled to the lower part of the inner core, that is, the lead clamping cylinder 69 is connected with the push block 70 to move downward, the lead clamping clamp 71 is opened, the lead is clamped, the bottom pressing block 72 fixes the inner core, and the lead pulling cylinder 73 is connected with the sliding block to move upward, the upper mechanism clamps the lead upward to pull it upward;

[0064] The resistance is measured, and the defective product is lowered. The two groups of four-wire system are tested, the four test clamps 74 are clamped to test the lead, the test clamps 74 are installed at the bottom of the resistance testing block 75, the test cylinder 76 is actuated, the test clamps 74 are clamped to the lead at the same time to test the lead, and the defective product is lowered. The defective product cylinder 77 moves downward to drop the defective product into the defective product box 78;

[0065] Upper shell: adopt stepper reducer + small turntable 82 structure, first through the shell vibration disc 79 will be sent into the shell blanking rail 80, by upper top cylinder one 81 will be sent into the shell top small turntable 82, turntable rotation, sand filling, again turn a grid sand quantity detection (according to production demand can close sand filling function), finally by upper top cylinder two will be sent into the shell top small turntable 82, buckle on the turntable main clamp 16;

[0066] Assembly and good product: assembly cylinder 85 connects sliding block 86 to drive assembly block 88 to move downward, and the semi-finished product is buckled to the shell, and the good product blanking cylinder 91 connects the movable joint to drive the head pin to move downward, and the good product is punched into the good product blanking pipe 90 and falls into the good product box, so that all processes of the new type plastic shell fuse are completed.

[0067] In the utility model, unless another definite provision and limitation, the term "sliding", "rotating", "fixed", "provided with" and so on term should do broad sense understanding, for example, can be welding connection, also can be bolted connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be the communication of two elements or the interaction of two elements, unless another definite limitation. For ordinary skilled in the art, the above-mentioned term can be understood according to the specific meaning of the utility model.

[0068] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A plastic shell fuse automatic assembling machine, comprising a machine box and a rotating disc mechanism arranged on the machine box, characterized in that, The upper inner core mechanism, the correction detection mechanism, the upper lead mechanism, the lead detection mechanism, the flattening mechanism, the upper flux mechanism, the tin dipping mechanism, the bending mechanism, the upper fuse mechanism, the welding mechanism, the lead pulling mechanism, the resistance measuring mechanism, the lower defective product discharging mechanism, the upper shell mechanism and the good product assembling mechanism are arranged around the rotating disc mechanism on the cabinet.

2. The automatic plastic shell fuse assembling machine according to claim 1, wherein The rotating disc mechanism comprises a main rotating disc, a main clamp, an adjusting eccentric shaft and a cushion block. The cushion block is arranged in the cabinet, and a DD motor is arranged on the cushion block. The main rotating disc is fixed on the DD motor through a positioning pin. The main clamp is installed at the bottom of the main rotating disc in reverse. The two main clamps pass through pin hole on the main rotating disc and are separated by two springs. The adjusting eccentric shaft makes the main clamps have the same offset angle. The upper inner core mechanism and the correction detection mechanism comprise a vibrating disc and a mounting frame one arranged in the cabinet. An opening clamp air cylinder for controlling the main clamp switch, a feeding air cylinder, a vertical air cylinder, a correction air cylinder and a photoelectric detection switch are further arranged on the mounting frame one. The mounting frame one further comprises a suction nozzle.

3. The automatic plastic shell fuse assembling machine according to claim 1 or 2, characterized in that, The upper lead mechanism comprises a mounting frame two arranged in the cabinet. A guide wheel, a wire passing wheel, a roller disc and a needle tube one for conveying copper wire are arranged on the mounting frame two. A wire passing block, a wire clamping block, a wire nozzle and a wire cutting block for cutting off the excess copper wire are further arranged above the mounting frame two. The lead detection mechanism comprises two optical fiber amplifiers for sensing whether the lead exists.

4. The automatic plastic shell fuse assembling machine according to claim 1, wherein The flattening mechanism comprises a mounting frame one arranged in the cabinet and a flattening fixed die arranged on the mounting frame one. A pressing block one is slidingly installed on the top of the mounting frame one. A flattening movable die is arranged on the pressing block one. A flattening air cylinder for pushing the pressing block one to move is further arranged in the mounting frame one. The flattening air cylinder and the pressing block one are connected through a rotary joint one. The upper flux mechanism comprises a spoon and a flux dipping air cylinder for driving the spoon to move.

5. The automatic plastic shell fuse assembling machine according to claim 1, wherein The tin dipping mechanism comprises a tin shaft and a mounting frame three arranged in the cabinet. A tightening wheel is further arranged on the tin shaft. A needle tube two, a wire pressing wheel and a tin pool are further arranged on the mounting frame three. A tin dipping air cylinder for driving the tin pool to move is further arranged on the mounting frame three. A tin wire feeding air cylinder is further arranged on the mounting frame three.

6. The automatic plastic shell fuse assembling machine according to claim 1 or 5, characterized in that, The bending mechanism comprises a mounting frame two arranged in the cabinet. Two groups of pressing blocks two are slidingly installed on the top of the mounting frame two. Bending dies are arranged on the pressing blocks two. Bending air cylinders for driving the pressing blocks two to move are further arranged in the mounting frame two. The bending air cylinders and the pressing blocks two are connected through rotary joints two.

7. The automatic plastic shell fuse assembling machine according to claim 1, wherein The upper fuse mechanism comprises a fuse feeding shaft arranged in the cabinet and a guide wheel and a needle tube three for conveying the fuse. A fuse cutting mechanism, a fuse clamping mechanism, a fuse feeding mechanism and a fuse wrapping mechanism for processing the fuse are further arranged in the cabinet. A turnover air cylinder is further arranged in the cabinet.

8. The automatic plastic shell fuse assembling machine according to claim 1, wherein, The welding mechanism comprises a mounting frame four and a welding top pin arranged in the cabinet. Two groups of pressing blocks three are slidingly installed on the mounting frame four. Welding blocks are arranged on each group of the pressing blocks three. The welding top pin is installed on the welding blocks. Air cylinders for driving the pressing blocks three to move are further arranged on the mounting frame four.

9. The automatic plastic shell fuse assembling machine according to claim 1 or 8, characterized in that, The pulling line mechanism comprises a line clamping cylinder, a line clamping clamp, a material pressing block and a pulling line cylinder arranged in the cabinet, a push block for supporting the line clamping clamp is arranged at the telescopic end of the line clamping cylinder, and the material pressing block is used for fixing the inner core; the resistance testing and lower defective product discharging mechanism comprises a defective product discharging cylinder, a defective product box, a testing clamp, a resistance testing block and a testing cylinder for driving the testing clamp to work, the testing clamp is installed at the bottom of the resistance testing block, and the testing clamp is provided with four groups.

10. The automatic plastic shell fuse assembling machine according to claim 1, wherein, The upper shell mechanism comprises a shell vibration disc and a mounting table arranged in the cabinet, a small turntable and a stepping motor for driving the small turntable to rotate are arranged on the mounting table, a discharging track is further arranged between the shell vibration disc and the small turntable, an upper lifting cylinder one for lifting the shell to the small turntable and an upper lifting cylinder two for lifting the shell out of the small turntable are further arranged at the bottom of the mounting table, and a sand filling mechanism is further arranged on the mounting table; the assembled shell and lower good product mechanism comprises an assembling cylinder, a connecting sliding block, an assembling block, a good product discharging cylinder and a discharging pipe, a shell supporting plate is arranged on the discharging pipe, and the assembling cylinder is connected with the assembling block through the connecting sliding block.

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