CN113604763A

CN113604763A - Wire harness two-end batch tinning device for electronic product production

Info

Publication number: CN113604763A
Application number: CN202110920880.4A
Authority: CN
Inventors: 练勉芳
Original assignee: Shenzhen Haitian Henghe Technology Co ltd
Current assignee: Shenzhen Haitian Henghe Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-11-05
Anticipated expiration: 2041-08-11
Also published as: CN113604763B

Abstract

The invention relates to a wire harness two-end batch tinning device for electronic product production, which comprises a base, an n-shaped seat, a heating frame, a loading frame, a placing mechanism and a driving mechanism, wherein the n-shaped seat is fixedly connected to the middle part of one side of the base, the driving mechanism is arranged on one side of the n-shaped seat far away from the base, the heating frame is fixedly connected between four sides in the n-shaped seat close to the base, and the loading frame is fixedly connected to and communicated with two ends of the heating frame far away from the base. According to the invention, a proper amount of wire harness is placed into the placing mechanism, a proper amount of tin liquid is poured into the charging frame, the tin liquid in the charging frame flows into the heating frame, the heating frame is started, the heating frame heats the tin liquid, the driving mechanism is pulled to move downwards, when the driving mechanism moves downwards to be in contact with the placing mechanism, the driving mechanism drives the placing mechanism to operate, the placing mechanism operates to drive the wire harness to rotate reversely to perform left-end tin plating, and the placing mechanism also drives the wire harness to rotate normally to perform right-end tin plating, so that the wire harness is not required to be plated manually, convenience is provided, and the working efficiency is high.

Description

Wire harness two-end batch tinning device for electronic product production

Technical Field

The invention relates to a tinning device, in particular to a batch tinning device for two ends of a wire harness for producing electronic products.

Background

In the electronic product production, all need use a large amount of pencil, nevertheless in order to prevent that the pencil tip from exposing in the air for a long time, lead to the contact surface oxidation, increase wire contact resistance all can select to carry out the tin-plating to pencil both ends, at present, most all are that the pencil is being held to the people and is carrying out the tin-plating, and the pencil wherein one end after tin-plating still needs the manual change pencil other end, and the operation is more troublesome, and work efficiency is low.

Therefore, it is necessary to design and develop a batch tinning device for two ends of a wire harness for producing electronic products, which can replace manual tinning of two ends of the wire harness, is convenient to operate, and has high working efficiency.

Disclosure of Invention

In order to overcome the defects that most of wire harnesses are tinned by being held by hands, after one end of the wire harness is tinned, the other end of the wire harness needs to be manually replaced, the operation is troublesome, and the working efficiency is low, the technical problem is that: the utility model provides a can replace artifical pencil both ends to tin-plating, convenient operation, the high batch tinning stack in pencil both ends is used in electronic product production of work efficiency.

The technical scheme of the invention is as follows: the utility model provides a pencil both ends are tinning stack in batches for electronic product production, including base, n type seat, heating frame, material loading frame, placement mechanism and actuating mechanism, base one side middle part rigid coupling has n type seat, and actuating mechanism installs in the n type seat one side of keeping away from the base, and between four sides in the n type seat that is close to the base of heating frame rigid coupling, the frame rigid coupling of feeding in the heating frame both ends and the intercommunication of keeping away from the base, placement mechanism installs on n type seat, and placement mechanism and actuating mechanism cooperate, placement mechanism and the frame cooperation of feeding.

Place the mechanism including the arc, the fixed plate, place the board, gear wheel and torque spring, the fixed plate rigid coupling is two between per both sides in n type seat, the quantity of fixed plate, place connecting between the fixed plate middle part of board rotary type, the fixed suit of gear wheel is in the axle one end of placing the board, gear wheel and actuating mechanism cooperation, the arc rigid coupling is between four sides in n type seat, the arc with place the board cooperation, torque spring connects between gear wheel one side and one of them fixed plate one side, torque spring is around epaxial placing the board.

The driving mechanism comprises an n-shaped plate, a special-shaped rack, a handle and a first spring, wherein the n-shaped plate is fixedly connected to the middle of one side of the n-shaped seat far away from the base, the special-shaped rack is slidably sleeved on one side of the n-shaped plate and matched with the large gear, the first spring is connected between the inner side of the special-shaped rack and the outer side of the n-shaped plate, the number of the first springs is two, and the handle is fixedly connected between two sides of the special-shaped rack.

Preferably, the device also comprises a limiting mechanism, the limiting mechanism comprises an air cylinder, a circular plate, u-shaped rods, a sliding frame, a limiting plate, a second spring, a rolling shaft, an arc hollow plate and a third spring, the sliding frame is symmetrically connected to one side of an n-shaped seat far away from the base in a penetrating manner, the rolling shaft is rotatably connected between the middle parts of two sides of the sliding frame, the arc hollow plate is sleeved on the rolling shaft in a sliding manner, the limiting plate is fixedly connected between the outer sides of the two arc hollow plates, the limiting plate is matched with the placing plate, the third spring is connected between the outer sides of the sliding frame and the outer side of the arc hollow plate, the u-shaped rods are slidably arranged between two sides of the sliding frame, one end of one u-shaped rod is fixedly connected with one side of the special-shaped rack, the second spring is symmetrically connected to one side of the outer sides of the u-shaped rods, the tail end of the second spring is fixedly connected with the inner part of the sliding frame, and the circular plate is fixedly connected between the whole end parts of the two u-shaped rods far away from the base, the cylinder interval rigid coupling is in base one side circumference, the telescopic link tip and the returning type board one side fixed connection towards the base of cylinder.

Preferably, still including arc pinion rack, first gear and transport axle, the rotary type of transport axle symmetry formula is connected in the board one side of placing towards the base, carries the axle to run through and places the board, and the fixed suit of first gear is in the transport axle tip portion that is close to the gear wheel, and arc pinion rack rigid coupling is in the board one side middle part of placing towards the base, arc pinion rack and first gear cooperation.

Preferably, the device also comprises a compression mechanism, the compression mechanism comprises a rotating shaft, a ratchet wheel, a second gear, a rotating rod, a third gear, bevel gears, special-shaped rods, a ratchet bar, an elastic part and a piston plate, the rotating rod is rotatably connected to one side of one of the fixed plates close to the large gear, the third gear is fixedly sleeved on the circumferential direction of the middle part of the rotating rod, the number of the bevel gears is two, one bevel gear is fixedly connected to the circle center position of one side of the large gear, the other bevel gear is fixedly sleeved on the circumferential direction of one side of the rotating rod, the two bevel gears are meshed, the rotating shaft is rotatably connected between the two outer sides of the n-shaped seat, the ratchet wheel is symmetrically and fixedly sleeved on the circumferential direction of the rotating shaft, the second gear is fixedly sleeved on the circumferential direction of the middle part of the rotating shaft, the second gear is meshed with the third gear, the special-shaped rods are symmetrically and slidably connected to one side of the heating frame, the piston plate is fixedly connected between one ends of the two special-shaped rods, and the piston plate is in sliding fit with the heating frame, the ratchet bar is slidably connected to one side of the special-shaped rod far away from the piston plate in a penetrating manner, the ratchet bar is meshed with the ratchet wheel, and the elastic piece is connected between the inner side of the ratchet bar and the inner side of the special-shaped rod at intervals.

Preferably, still including contact mechanism, contact mechanism is including special-shaped movable rod, electro-magnet, iron plate, contact plate, fourth spring and button, establishing of contact plate slidingtype between both sides in the heating frame, contact plate and piston plate cooperation, the cross-under of special-shaped movable rod slidingtype is in heating frame one side, special-shaped movable rod one end and contact plate one side fixed connection, fourth spring coupling is between one side and base inside in the special-shaped movable rod, the button rigid coupling is inside the base that is close to the fourth spring, button and the cooperation of special-shaped movable rod, the electro-magnet rigid coupling is in base one side middle part, the iron plate rigid coupling is between the outer one side of two spinal strips, iron plate and electro-magnet cooperation.

Preferably, still including hollow tube, indicator panel and piston indicator pole, the hollow tube is fixed to be worn to connect between arc one side and heating frame one side, communicates in hollow tube and the heating frame, and piston indicator pole slidingtype establishes in the hollow tube, and the indicator panel rigid coupling is between hollow tube one side and arc inboard, indicator panel and piston indicator pole cooperation.

The beneficial effects are that:

1. put into placement machine with appropriate amount pencil in, pour into in the material loading frame with appropriate amount tin liquid again, tin liquid in the material loading frame flows into in the heating frame, start heating frame, the heating frame heats tin liquid, pulling actuating mechanism moves down, actuating mechanism moves down when contacting with placement machine, actuating mechanism drives placement machine and constructs the function, placement machine constructs the function and drives the pencil reversal and carry out the left end tin-plating, and placement machine constructs still to drive the pencil corotation and carry out the right-hand member tin-plating, so, need not the manual tin-plating to the pencil of people, it is more convenient, high work efficiency.

2. Under stop gear's effect, can be so that the limiting plate with place the board contact, the limiting plate is spacing to the pencil, and the telescopic link of cylinder shortens, still makes special-shaped rack downstream and gear wheel engagement, and the pencil just also begins to tin-plate, so, can avoid the pencil and place the board and break away from the influence tin-plating.

3. Under compression mechanism's effect, can just promote the tin liquid and move certain distance forward at every tinned one end of pencil, can make the tin liquid position in the dress material frame all be unanimous, so, can avoid the tin liquid can not discharge into in the dress material frame and lead to can not tin plating to pencil both ends.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

FIG. 3 is a schematic view of a first partial body structure according to the present invention.

Fig. 4 is a first partial sectional structural view of the present invention.

FIG. 5 is a second partial sectional structural view of the present invention.

Fig. 6 is a third partial sectional structural view of the present invention.

Fig. 7 is an enlarged schematic view of part a of the present invention.

Fig. 8 is a fourth partial sectional structural view of the present invention.

Fig. 9 is a perspective view of a second embodiment of the present invention.

Fig. 10 is a perspective view of a third embodiment of the present invention.

Fig. 11 is a perspective view of a fourth embodiment of the present invention.

Fig. 12 is a perspective view of a fifth embodiment of the present invention.

Fig. 13 is a perspective view of a sixth embodiment of the present invention.

Fig. 14 is a perspective view of a seventh embodiment of the present invention.

Fig. 15 is a perspective view of an eighth embodiment of the present invention.

In the reference symbols: 1-base, 2-n-type seat, 3-heating frame, 4-charging frame, 5-placing mechanism, 51-arc-shaped plate, 52-fixing plate, 53-placing plate, 54-big gear, 55-torsion spring, 6-driving mechanism, 61-n-type plate, 62-special-shaped rack, 63-handle, 64-first spring, 7-limiting mechanism, 71-cylinder, 72-returning plate, 73-u-type rod, 74-sliding frame, 75-limiting plate, 76-second spring, 77-rolling shaft, 78-arc-shaped hollow plate, 79-third spring, 8-arc-shaped toothed plate, 9-first gear, 10-conveying shaft, 11-compressing mechanism, 111-rotating shaft, 112-ratchet wheel, 113-second gear, 114-rotating rod, 115-third gear, 116-bevel gear, 117-shaped rod, 118-ratchet bar, 119-elastic piece, 1110-piston plate, 12-contact mechanism, 121-shaped movable rod, 122-electromagnet, 123-iron block, 124-contact plate, 125-fourth spring, 126-button, 13-hollow tube, 14-indicator plate and 15-piston indicator rod.

Detailed Description

The invention is described in detail below with reference to the figures and the embodiments.

Example (b): a batch tinning device for two ends of a wire harness for producing electronic products.

Referring to fig. 1, 2, 3, 4, 5, 6 and 8, the device comprises a base 1, an n-type seat 2, a heating frame 3, a loading frame 4, a placing mechanism 5 and a driving mechanism 6, wherein the n-type seat 2 is fixedly connected to the middle of the top of the base 1, the driving mechanism 6 is arranged on the rear side of the upper portion of the n-type seat 2, the heating frame 3 is fixedly connected between the lower portions of the four sides in the n-type seat 2, the loading frame 4 is fixedly connected and communicated with the left side and the right side of the top of the heating frame 3, the placing mechanism 5 is arranged in the middle of the n-type seat 2, the placing mechanism 5 is matched with the driving mechanism 6, and the placing mechanism 5 is also matched with the loading frame 4.

The placing mechanism 5 comprises an arc-shaped plate 51, a fixing plate 52, a placing plate 53, a large gear 54 and a torsion spring 55, the fixing plate 52 is fixedly connected between the middle parts of the front and the rear sides in the n-shaped seat 2, the placing plate 53 is rotatably connected between the middle parts of the fixing plates 52 of the front and the rear sides, the large gear 54 is fixedly connected with the rear end of a shaft of the placing plate 53, the large gear 54 is matched with the driving mechanism 6, the torsion spring 55 is connected between the front side surface of the large gear 54 and the rear side surface of the fixing plate 52 of the rear side, the torsion spring 55 is wound on the shaft of the placing plate 53, the arc-shaped plate 51 is fixedly connected between the middle parts of the four sides in the n-shaped seat 2, holes are formed in the upper parts of the left side and the right side of the arc-shaped plate 51, and the arc-shaped plate 51 is matched with the placing plate 53.

The driving mechanism 6 comprises an n-shaped plate 61, a special-shaped rack 62, a handle 63 and a first spring 64, the n-shaped plate 61 is fixedly connected to the middle of the upper portion of the outer rear side face of the n-shaped seat 2, the special-shaped rack 62 is slidably sleeved on the upper portion of the n-shaped plate 61, the special-shaped rack 62 is matched with the large gear 54, the first spring 64 is connected between two sides of the inner top of the special-shaped rack 62 and the outer top of the n-shaped plate 61, and the handle 63 is fixedly connected between the upper portions of the left side and the right side of the special-shaped rack 62.

Firstly, an operator puts a proper amount of wire harnesses into a placing mechanism 5, then pours a proper amount of tin liquid into a charging frame 4, the tin liquid in the charging frame 4 flows into a heating frame 3, when the heating frame 3 and the charging frame 4 are filled with a proper amount of tin liquid, the tin liquid is stopped to be added, the heating frame 3 is started, the heating frame 3 heats the tin liquid, a driving mechanism 6 is pulled to move downwards, when the driving mechanism 6 moves downwards to be contacted with the placing mechanism 5, the driving mechanism 6 drives the placing mechanism 5 to operate, the placing mechanism 5 operates to drive the wire harnesses to rotate reversely first, when the wire harnesses rotate reversely to correspond to the charging frame 4 on the left side, the wire harnesses slide leftwards to the charging frame 4 on the left side, the left end of the wire harnesses is contacted with the tin liquid to be tinned, the driving mechanism 6 is continuously pushed to move downwards, the placing mechanism 5 is moved downwards to be separated from the driving mechanism 6, the placing mechanism 5 operates to drive the wire harnesses to rotate forwards to reset, and the wire harnesses are in a horizontal state, actuating mechanism 6 continues the corotation of downwardly moving

drive placement mechanism

5, 5 corotation of placement mechanism drives pencil corotation, pencil corotation and right side charge frame 4 when corresponding, the pencil landing right side is to the right side in the frame 4 of charging, the pencil right-hand member is tinned with the contact of tin liquid, actuating mechanism 6 can be loosened, 6 rebound of actuating mechanism drives 5 reversals of placement mechanism and resets, just also drive the pencil reversal and reset, when 6 rebound of actuating mechanism reset, actuating mechanism 6 breaks away from with placement mechanism 5, operating personnel can take off the pencil after the tin-plated both ends from placement mechanism 5, so relapse, can be continuous to tin plating proper amount pencil both ends. And after the two ends of all the wire harnesses are tinned, closing the heating frame 3, and stopping heating the tin liquor by the heating frame 3.

Firstly, an operator puts a proper amount of wire harnesses into a placing plate 53, and then when the operator pulls a driving mechanism 6 to move downwards, the driving mechanism 6 moves downwards to be engaged with a large gear 54, the driving mechanism 6 firstly drives the large gear 54 to rotate reversely, a torsion spring 55 is compressed, the large gear 54 rotates reversely to drive the placing plate 53 to rotate reversely, the placing plate 53 rotates reversely to drive the wire harnesses to rotate reversely, when the wire harnesses rotate reversely to correspond to a left side loading frame 4, the wire harnesses move leftwards to slide into the left side loading frame 4, the left end of the wire harnesses contacts with molten tin to be tinned, when the driving mechanism 6 continues to move downwards to be disengaged with the large gear 54, the large gear 54 drives the placing plate 53 to rotate forwards and reset due to the action of the torsion spring 55, the placing plate 53 also drives the wire harnesses to rotate forwards and reset, the driving mechanism 6 moves downwards to be engaged with the large gear 54 again, the driving mechanism 6 drives the large gear 54 to rotate forwards to drive the placing plate 53, place board 53 and drive pencil corotation, when pencil corotation and right side frame 4 of feeding correspond, the pencil landing right to the right side in the frame 4 of feeding, the pencil right-hand member is tinned with the molten tin contact, can loosen actuating mechanism 6 rebound, actuating mechanism 6 rebound drives gear wheel 54 reversal and resets, just also makes place board 53 drive pencil reversal and resets, actuating mechanism 6 resets and gear wheel 54 break away from the contact, can take off the pencil of placing on board 53 the completion of tinning.

After the wiring harness is placed, the handle 63 is pulled to move downwards, the handle 63 moves downwards to drive the special-shaped rack 62 to move downwards, the first spring 64 is compressed, when the special-shaped rack 62 moves downwards to be meshed with the large gear 54, the special-shaped rack 62 drives the large gear 54 to rotate reversely firstly, so that tin plating is carried out on the left end of the wiring harness, when the special-shaped rack 62 continues to move downwards to be disengaged from the large gear 54, the large gear 54 drives the placing plate 53 to rotate forwards and reset due to the action of the torsion spring 55, the wiring harness is also driven to rotate forwards and reset, the special-shaped rack 62 continues to move downwards to be meshed with the large gear 54 again, the special-shaped rack 62 drives the large gear 54 to rotate forwards, the wiring harness slides rightwards to the right loading frame 4 to be plated with tin, the handle 63 can be loosened, the special-shaped rack 62 moves upwards to reset to drive the large gear 54 to rotate backwards and reset due to the action of the first spring 64, so that the placing plate 53 drives the wiring harness to rotate backwards and reset, the profile rack 62 continues to move upward to return the gear out of engagement with the bull gear 54.

Referring to fig. 1, 2, 6, 8, 9, 10, 11, 12, 13 and 14, the present invention further comprises a limiting mechanism 7, the limiting mechanism 7 comprises a cylinder 71, a rotary plate 72, a u-shaped rod 73, a sliding frame 74, a limiting plate 75, a second spring 76, a roller 77, an arc-shaped hollow plate 78 and a third spring 79, the sliding frame 74 is symmetrically connected in a sliding manner in front and back of the upper portion of the n-shaped seat 2, the roller 77 is rotatably connected in a penetrating manner between the lower portions of the front and back sides of the lower portion of the sliding frame 74, the arc-shaped hollow plate 78 is slidably sleeved on the roller 77, the limiting plate 75 is fixedly connected between the two arc-shaped hollow plates 78, the limiting plate 75 is matched with the placing plate 53, the u-shaped rod 73 is slidably connected in the sliding frame 74 between the left and right sides, the second spring 76 is connected between the left and right sides of the outer bottom of the u-shaped rod 73 and the inside of the sliding frame 74, the rear u-shaped rod 73 is fixedly connected with the front side of the special-shaped rack 62, the top ends of the four u-shaped rods 73 are fixedly connected with a circular plate 72, the left side and the right side of the top of the base 1 are fixedly connected with air cylinders 71 in a front-back symmetrical mode, the end parts of telescopic rods of the four air cylinders 71 are fixedly connected with the bottom of the circular plate 72, and the lower parts of the left side and the right side outside the sliding frame 74 are respectively connected with the left side and the right side of the outer side face of the arc-shaped hollow plate 78 through third springs 79.

Still including ARC toothed plate 8, first gear 9 and carry axle 10, place being connected with of board 53 bottom left and right sides all rotary type and carry axle 10, carry axle 10 to run through and place board 53, carry axle 10 rear end rigid coupling to have first gear 9, rear side fixed plate 52 leading flank rigid coupling has ARC toothed plate 8, ARC toothed plate 8 and the cooperation of first gear 9.

The compression mechanism 11 is also included, the compression mechanism 11 includes a rotating shaft 111, a ratchet wheel 112, a second gear 113, a rotating rod 114, a third gear 115, a bevel gear 116, a special-shaped rod 117, a ratchet bar 118, an elastic part 119 and a piston plate 1110, the rotating rod 114 is rotatably connected between the left side and the right side of the back side fixing plate 52, the third gear 115 is fixedly connected in the middle of the rotating rod 114 in the circumferential direction, the bevel gear 116 is fixedly connected in the circumferential direction of the back side of the large gear 54 and the left side of the rotating rod 114, the two bevel gears 116 are engaged, the rotating shaft 111 is rotatably connected between the lower parts of the left side and the right side of the back side outside the n-shaped seat 2, the second gear 113 is fixedly connected in the middle of the rotating shaft 111 in the circumferential direction, the second gear 113 is engaged with the third gear 115, the ratchet wheel 112 is fixedly connected in the circumferential direction of the left side and the right side of the rotating shaft 111, the special-shaped rod 117 is symmetrically connected in the left side and the left side, the piston plate 1110 is fixedly connected between the front ends of the left side special-right side fixing plate 117, the piston plate 1110 is in sliding fit with the heating frame 3, a ratchet 118 is slidably connected to the rear side of the shaped bar 117, the ratchet 118 is engaged with the ratchet 112, and elastic members 119 are uniformly connected between the bottom of the ratchet 118 and the inner side of the shaped bar 117.

After the wiring harness is placed, the air cylinder 71 is started, the telescopic rod of the air cylinder 71 is shortened to drive the return plate 72 to move downwards, the return plate 72 moves downwards to drive the u-shaped rod 73 to move downwards, the rear side u-shaped rod 73 moves downwards to drive the special-shaped rack 62 to move downwards, the u-shaped rod 73 moves downwards to drive the sliding frame 74 to move downwards through the second spring 76, the sliding frame 74 moves downwards to drive the arc-shaped hollow plate 78 to move downwards through the roller 77, the arc-shaped hollow plate 78 moves downwards to drive the limiting plate 75 to move downwards, when the limiting plate 75 moves downwards to be in contact fit with the placing plate 53, the limiting plate 75 limits the wiring harness, at the moment, the sliding frame 74 is also in contact with the n-shaped seat 2 to be limited, the u-shaped rod 73 continues to move downwards to enable the second spring 76 to be compressed, at the moment, the special-shaped rack 62 drives the large gear 54 to rotate reversely, the placing plate 53 rotates reversely to drive the limiting plate 75 to rotate reversely, the placing plate 53 also drives the limiting plate 75 to rotate reversely, when the special-shaped rack 62 continues to move downwards to be disengaged from the large gear 54, the large gear 54 drives the placing plate 53 to rotate forwards and return, the placing plate 53 drives the limiting plate 75 to rotate forwards and return, the left and right third springs 79 move and return, and further when the special-shaped rack 62 continues to move downwards to drive the large gear 54 to rotate forwards, the placing plate 53 drives the limiting plate 75 to rotate forwards, the limiting plate 75 drives the arc-shaped hollow plate 78 to rotate forwards, the right third spring 79 is compressed, the left third spring 79 is stretched, after the two ends of the wiring harness are tinned, the telescopic rod of the starting cylinder 71 is extended to drive the return plate 72 to move upwards and return, the return plate 72 returns to drive the u-shaped rod 73 to move upwards and return, the u-shaped rod 73 moves upwards and returns to drive the special-shaped rack 62 to move upwards and return, the special-shaped rack 62 resets and disengages from the bull gear 54, the placing plate 53 then drives the limiting plate 75 to rotate reversely and reset, and the u-shaped rod 73 moves upwards and resets to extend the second spring 76 and reset, the u-shaped rod 73 drives the sliding frame 74 to move upwards through the second spring 76 and reset, the sliding frame 74 moves upwards and resets and drives the arc hollow plate 78 to move upwards and reset through the roller 77, the arc hollow plate 78 moves upwards and resets to drive the limiting plate 75 to move upwards and reset, the limiting plate 75 resets and breaks away from the contact with the pencil, the limiting plate 75 stops limiting the pencil, and the cylinder 71 is closed. So, can avoid the pencil to break away from with placing board 53 and influence the tin-plating.

When the placing plate 53 drives the wire harness to reversely rotate, the placing plate 53 also drives the conveying shaft 10 to reversely rotate, the conveying shaft 10 reversely rotates to drive the first gear 9 to reversely rotate, when the left first gear 9 reversely rotates to be meshed with the arc toothed plate 8, the arc toothed plate 8 enables the left first gear 9 to outwards rotate, the left first gear 9 outwards rotates to drive the left conveying shaft 10 to outwards rotate, the left conveying shaft 10 outwards rotates to drive the wire harness to slide leftwards into the left loading frame 4, after tinning of the left end of the wire harness is completed, the placing plate 53 drives the wire harness to forwardly rotate and reset, the left first gear 9 forwardly rotates inwards through the arc toothed plate 8, the arc toothed plate 8 inwards rotates to drive the wire harness to reset, and similarly, when the placing plate 53 drives the wire harness to forwardly rotate, the right first gear 9 forwardly rotates outwards through the arc toothed plate 8, the right first gear 9 outwards rotates to drive the right conveying shaft 10 to outwards, the outside rotation of right side transport axle 10 drives the pencil and moves right, and the pencil moves right and carries out the tin-plating in moving to the right side frame of feeding 4, after pencil right-hand member tin-plating is accomplished, places board 53 reversal and drives the pencil reversal and reset, and the first gear 9 reversal of right side is through arc pinion rack 8 internal rotation, and the first gear 9 internal rotation in right side drives the right side and carries axle 10 internal rotation, and the axle 10 internal rotation is carried on the right side and is driven the pencil and move left and reset. So, the pencil tin-plating is accomplished the back, can make the pencil reset, makes things convenient for people to take out.

When the large gear 54 rotates reversely, the large gear 54 drives the front bevel gear 116 to rotate reversely, the front bevel gear 116 rotates reversely to drive the rear bevel gear 116 to rotate reversely, the rear bevel gear 116 rotates reversely to drive the rotating rod 114 to rotate reversely, the rotating rod 114 rotates reversely to drive the third gear 115 to rotate reversely, the third gear 115 rotates reversely to drive the second gear 113 to rotate forwardly, the second gear 113 rotates forwardly to drive the rotating shaft 111 to rotate forwardly, the rotating shaft 111 rotates forwardly to drive the ratchet wheel 112 to rotate forwardly, the ratchet wheel 112 rotates forwardly to drive the ratchet bar 118 to move forwardly, the ratchet bar 118 moves forwardly to drive the special-shaped bar 117 to move forwardly to drive the piston plate 1110 to move forwardly, the piston plate 1110 moves forwardly to extrude the tin liquid in the heating frame 3, when the large gear 54 rotates forwardly to reset, the large gear 54 drives the front bevel gear 116 to rotate forwardly to reset, the ratchet wheel 112 rotates reversely to slide on the ratchet bar 118 due to the action of the elastic member 119, and the process this repeatedly, after each time when one end of the wire harness is tinned, the tin bath may be extruded once. When the piston plate 1110 moves forward to the maximum stroke, the ratchet bar 118 is pulled to move downward to disengage with the ratchet wheel 112, the elastic element 119 is stretched, the ratchet bar 118 is pulled to drive the special-shaped rod 117 to move backward for resetting, the special-shaped rod 117 is reset to drive the piston plate 1110 to move backward for resetting, the ratchet bar 118 is released, and the ratchet bar 118 moves upward to reset to engage with the ratchet wheel 112 due to the action of the elastic element 119. Therefore, with the continuous use of the tin liquid, the phenomenon that the tin liquid cannot be discharged into the material loading frame 4 to cause that tin plating cannot be carried out on the two ends of the wire harness can be avoided.

Referring to fig. 1, 2, 4, 5, 6, 7, 8 and 15, the heating device further comprises a contact mechanism 12, the contact mechanism 12 comprises a special-shaped movable rod 121, an electromagnet 122, an iron block 123, a contact plate 124, a fourth spring 125 and a button 126, the contact plate 124 is slidably disposed between the front portions of the left side and the right side of the heating frame 3, the contact plate 124 is engaged with a piston plate 1110, the special-shaped movable rod 121 is slidably connected in the middle of the front side of the heating frame 3 in a penetrating manner, the rear end of the upper portion of the special-shaped movable rod 121 is fixedly connected with the middle portion of the front side of the contact plate 124, the fourth spring 125 is connected between the inner rear side of the special-shaped movable rod 121 and the inside of the base 1, the button 126 is disposed in the middle portion of the inner rear side of the base 1, the button 126 is engaged with the special-shaped movable rod 121, the electromagnet 122 is disposed in the middle portion of the rear side of the top of the base 1, the electromagnet 122 is electrically connected with the button 126, the iron block 123 is fixedly connected between the outer bottoms of the left and right side ratchet bars 118, the iron block 123 cooperates with the electromagnet 122.

Still including having hollow tube 13, indicator panel 14 and piston indicator pole 15, fixed cross-under has hollow tube 13 between arc 51 bottom front side and the 3 top front sides of heating frame, communicates in hollow tube 13 and the heating frame 3, and the slidable piston indicator pole 15 that is equipped with in hollow tube 13, and the rigid coupling has indicator panel 14 between 13 top rear sides of hollow tube and the 51 medial surfaces of arc, and indicator panel 14 cooperates with piston indicator pole 15.

When the ratchet 118 moves forward, the ratchet 118 also drives the iron block 123 to move forward, when the piston plate 1110 moves forward to contact with the contact plate 124, the iron block 123 corresponds to the electromagnet 122, the piston plate 1110 drives the contact plate 124 to move forward, the contact plate 124 moves forward to drive the special-shaped movable rod 121 to move forward, the fourth spring 125 is compressed, when the special-shaped movable rod 121 moves forward to contact with the button 126, the electromagnet 122 is activated, the electromagnet 122 sucks the iron block 123 to move downward, the iron block 123 moves downward to drive the ratchet 118 to move downward to disengage with the ratchet 112, the ratchet 118 is pulled to move backward to drive the piston plate 1110 to move backward to reset through the special-shaped rod 117, the ratchet 118 drives the iron block 123 to move backward to disengage with the electromagnet 122, the piston plate 1110 resets to disengage with the contact plate 124, and the contact plate 121 moves backward to reset due to the action of the fourth spring 125, and the shaped movable bar 121 is reset to disengage from the button 126 and the electromagnet 122 is turned off. In this way, the heating wire inside the heating frame 3 is prevented from being damaged by the continuous forward movement of the piston plate 1110 when the piston plate moves forward to the maximum stroke.

When tin liquid is added into the heating frame 3, the tin liquid also flows into the hollow tube 13, the tin liquid drives the piston indicating rod 15 to move upwards to a proper position, if the tin liquid in the loading frame 4 does not reach a specified height, the piston indicating rod 15 can move downwards, and an operator can know the amount of the tin liquid in the loading frame 4 through the piston indicating rod 15 with clear position on the indicating plate 14. Therefore, the phenomenon that the tin plating is influenced because the tin liquid in the charging frame 4 cannot reach the designated height can be avoided.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a pencil both ends are tinning stack in batches for electronic product production, its characterized in that, including base (1), n type seat (2), heating frame (3), loading frame (4), placement mechanism (5) and actuating mechanism (6), base (1) one side middle part rigid coupling has n type seat (2), and actuating mechanism (6) are installed in n type seat (2) one side of keeping away from base (1), and between four sides in heating frame (3) rigid coupling is in n type seat (2) that is close to base (1), loading frame (4) rigid coupling in the heating frame (3) both ends of keeping away from base (1) and intercommunication, placement mechanism (5) are installed on n type seat (2), and placement mechanism (5) and actuating mechanism (6) cooperation, and placement mechanism (5) and loading frame (4) cooperation.

2. The two-end batch tinning device for the wiring harness for producing the electronic product as claimed in claim 1, it is characterized in that the placing mechanism (5) comprises an arc-shaped plate (51), a fixed plate (52), a placing plate (53), a large gear (54) and a torsion spring (55), the fixed plate (52) is fixedly connected between every two sides in the n-shaped seat (2), the number of the fixed plate (52) is two, the placing plate (53) is rotatably connected between the middle parts of the fixed plate (52), the large gear (54) is fixedly sleeved at one end of the shaft of the placing plate (53), the large gear (54) is matched with the driving mechanism (6), the arc-shaped plate (51) is fixedly connected between the four sides in the n-shaped seat (2), the arc-shaped plate (51) is matched with the placing plate (53), the torsion spring (55) is connected between one side of the large gear (54) and one side of the fixed plate (52), and the torsion spring (55) is wound on the shaft of the placing plate (53).

3. The batch tinning device for the two ends of the wire harness for producing the electronic product as claimed in claim 2, wherein the driving mechanism (6) comprises an n-shaped plate (61), a special-shaped rack (62), a handle (63) and first springs (64), the n-shaped plate (61) is fixedly connected to the middle of one side of the outer side of the n-shaped seat (2) far away from the base (1), the special-shaped rack (62) is slidably sleeved on one side of the n-shaped plate (61), the special-shaped rack (62) is matched with the large gear (54), the first springs (64) are connected between the inner side of the special-shaped rack (62) and the outer side of the n-shaped plate (61), the number of the first springs (64) is two, and the handle (63) is fixedly connected between the two sides of the special-shaped rack (62).

4. The batch tinning device for the two ends of the wire harness for producing the electronic product according to claim 3, further comprising a limiting mechanism (7), wherein the limiting mechanism (7) comprises an air cylinder (71), a bent plate (72), a u-shaped rod (73), a sliding frame (74), a limiting plate (75), a second spring (76), a rolling shaft (77), an arc-shaped hollow plate (78) and a third spring (79), the sliding frame (74) is symmetrically and slidably connected to one side of the n-shaped seat (2) far away from the base (1), the rolling shaft (77) is rotatably connected between the middle parts of the two sides of the sliding frame (74), the arc-shaped hollow plate (78) is slidably sleeved on the rolling shaft (77), the limiting plate (75) is fixedly connected between the outer sides of the two arc-shaped hollow plates (78), the limiting plate (75) is matched with the placing plate (53), the third spring (79) is connected between the outer sides of the sliding frame (74) and the outer sides of the arc-shaped hollow plates (78), the u-shaped rod (73) is arranged between two sides of the sliding frame (74) in a sliding mode, one end of one u-shaped rod (73) is fixedly connected with one side of the special-shaped rack (62), the second spring (76) is symmetrically connected to one side outside the u-shaped rod (73), the tail end of the second spring (76) is fixedly connected with the inside of the sliding frame (74), the circular plate (72) is fixedly connected between the whole end portions of the two u-shaped rods (73) far away from the base (1), the air cylinders (71) are fixedly connected to the circumferential direction of one side of the base (1) at intervals, and the end portions of the telescopic rods of the air cylinders (71) are fixedly connected with one side of the circular plate (72) facing the base (1).

5. The batch tinning device for the two ends of the wire harness for producing the electronic product, according to claim 4, is characterized by further comprising an arc-shaped toothed plate (8), a first gear (9) and a conveying shaft (10), wherein the conveying shaft (10) is symmetrically and rotatably connected to one side of the placing plate (53) facing the base (1), the conveying shaft (10) penetrates through the placing plate (53), the first gear (9) is fixedly sleeved at the end part of the conveying shaft (10) close to the large gear (54), the arc-shaped toothed plate (8) is fixedly connected to the middle part of one side of the placing plate (53) facing the base (1), and the arc-shaped toothed plate (8) is matched with the first gear (9).

6. The batch tinning device for the two ends of the wire harness for producing the electronic product according to claim 5, further comprising a compression mechanism (11), wherein the compression mechanism (11) comprises a rotating shaft (111), a ratchet wheel (112), a second gear (113), a rotating rod (114), a third gear (115), bevel gears (116), a special-shaped rod (117), a ratchet bar (118), an elastic part (119) and a piston plate (1110), the rotating rod (114) is rotatably connected to one side of one fixing plate (52) close to the large gear (54), the third gear (115) is fixedly sleeved on the circumferential direction of the middle part of the rotating rod (114), the number of the bevel gears (116) is two, one bevel gear (116) is fixedly connected to the circle center position of one side of the large gear (54), the other bevel gear (116) is fixedly sleeved on the circumferential direction of one side of the rotating rod (114), and the two bevel gears (116) are meshed, the rotating shaft (111) is rotatably connected between two outer sides of the n-shaped seat (2), the ratchet wheel (112) is symmetrically and fixedly sleeved on the circumferential direction of the rotating shaft (111), the second gear (113) is fixedly sleeved on the circumferential direction of the middle part of the rotating shaft (111), the second gear (113) is meshed with the third gear (115), the special-shaped rods (117) are symmetrically and slidably connected to one side of the heating frame (3), the piston plate (1110) is fixedly connected between one ends of the two special-shaped rods (117), the piston plate (1110) is in sliding fit with the heating frame (3), the ratchet bar (118) is slidably connected to one side of the special-shaped rods (117) far away from the piston plate (1110), the ratchet bar (118) is meshed with the ratchet wheel (112), and the elastic piece (119) is connected between one inner side of the ratchet bar (118) and one inner side of the special-shaped rods (117) at intervals.

7. The batch tinning device for the two ends of the wire harness for producing the electronic product as claimed in claim 6, further comprising a contact mechanism (12), wherein the contact mechanism (12) comprises a special-shaped movable rod (121), an electromagnet (122), an iron block (123), a contact plate (124), a fourth spring (125) and a button (126), the contact plate (124) is slidably arranged between the two sides in the heating frame (3), the contact plate (124) is matched with the piston plate (1110), the special-shaped movable rod (121) is slidably connected to one side of the heating frame (3), one end of the special-shaped movable rod (121) is fixedly connected with one side of the contact plate (124), the fourth spring (125) is connected between one side in the special-shaped movable rod (121) and the inside of the base (1), the button (126) is fixedly connected to the inside of the base (1) close to the fourth spring (125), and the button (126) is matched with the movable rod (121), the electromagnet (122) is fixedly connected to the middle of one side of the base (1), the iron block (123) is fixedly connected between the outer sides of the two ratchets (118), and the iron block (123) is matched with the electromagnet (122).

8. The batch tinning device for two ends of the wire harness for producing the electronic product as claimed in claim 7, further comprising a hollow tube (13), an indicating plate (14) and a piston indicating rod (15), wherein the hollow tube (13) is fixedly connected between one side of the arc-shaped plate (51) and one side of the heating frame (3) in a penetrating manner, the hollow tube (13) is communicated with the inside of the heating frame (3), the piston indicating rod (15) is slidably arranged in the hollow tube (13), the indicating plate (14) is fixedly connected between one side of the hollow tube (13) and the inner side of the arc-shaped plate (51), and the indicating plate (14) is matched with the piston indicating rod (15).