CN212823263U

CN212823263U - Mobile phone spot welding jig with multipoint positioning function

Info

Publication number: CN212823263U
Application number: CN202020567825.2U
Authority: CN
Inventors: 朱小平
Original assignee: Suzhou Youyi Precision Machinery Co ltd
Current assignee: Suzhou Youyi Precision Machinery Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-03-30
Anticipated expiration: 2030-04-16

Abstract

The utility model is suitable for a cell-phone spot welding technical field provides a cell-phone spot welding tool of multiple spot location, including PMKD, step motor and spot welding board, the spout has been seted up to PMKD's upper surface, and the inside of spout is provided with first spliced pole, the mount pad is installed to PMKD's top, and the rear side of mount pad installs step motor, the right side of first spliced pole is connected with the transmission piece, and the end-to-end connection of transmission piece has the second spliced pole, the top of second spliced pole is connected with the slide rail, and the internal connection of slide rail has the limiting plate, the drive belt is connected with the inboard of slide rail and has the spot welding board. This cell-phone spot welding tool of multiple spot location can control the moving path of welding the board through the combined action of step motor and limiting plate to ensure that the spot welder is the same to the spot welding position homogeneous phase of each welding nickel piece, thereby help the spot welder to fix a position, improve the off-the-shelf quality of spot welding.

Description

Mobile phone spot welding jig with multipoint positioning function

Technical Field

The utility model belongs to the technical field of the cell-phone spot welding, especially, relate to a cell-phone spot welding tool of multiple spot location.

Background

The mobile phone is one of the necessary electronic products of people's daily life in modern society, therefore the production of mobile phone occupies the important position of product production on the market, and the mobile phone mainly carries out intelligent control through inside circuit board, must use spot welding device to carry out weldment work to the circuit board in the production process of inside circuit board, and the tool is one of the utensil that uses in the spot welding work, mainly fixes help spot welder to the circuit board and carries out work.

In the batch production work of the mobile phone circuit board, after the jig fixes the circuit board, the jig cannot help the spot welding machine to position spot welding points below one by one, so that the fixed spot welding head on the spot welding machine cannot recognize the position of each welding point, welding position errors easily occur in the welding process, the performance of the circuit board is caused to make mistakes, and waste products are caused to cause cost waste.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cell-phone spot welding tool of multiple spot location aims at solving the unable help spot welder of big conventional tool and carries out the one-by-one location to the welding point of below to easily appear the location dislocation in welding process, make the performance of circuit board make mistakes, lead to the extravagant problem of cost.

The utility model is realized in such a way, a mobile phone spot welding jig with multi-point positioning comprises a fixed bottom plate, a stepping motor and a spot welding plate, wherein the upper surface of the fixed bottom plate is provided with a chute, a first connecting post is arranged in the chute, the upper part of the first connecting post is connected with a fixed block, a driving wheel is arranged outside the first connecting post, the periphery of the driving wheel is connected with a driving belt, a mounting seat is arranged above the fixed bottom plate, the rear side of the mounting seat is provided with the stepping motor, the stepping motor is connected with the driving wheel, the right side of the first connecting post is connected with a driving block, the end of the driving block is connected with a second connecting post, the upper part of the second connecting post is connected with a sliding rail, the inner part of the sliding rail is connected with a limiting plate, the driving belt is connected with the spot welding plate on the inner side of the, and a welding nickel sheet is arranged above the spot welding plate.

Preferably, the upper side and the lower side of the fixed base plate are symmetrically provided with sliding grooves, the sliding grooves and the first connecting columns form a sliding structure, and the first connecting columns and the driving wheels form a rotating structure.

Preferably, the first connecting column, the transmission block and the second connecting column form an integrated structure, the second connecting column and the sliding rail form an integrated structure, and the sliding rail is set to be L-shaped.

Preferably, the limiting plate and the slide rail form a sliding structure, and the limiting plate is arranged above the slide rail at equal intervals.

Preferably, the limiting plate and the sliding rail form a sliding structure, the limiting plate is arranged in a T-shaped structure, and the length of the limiting plate is greater than the height of the spot welding plate.

Preferably, the protection plate and the welding nickel sheets are symmetrically distributed above the spot welding plate at equal intervals, the distance between every two adjacent welding nickel sheets is equal to the distance between every two adjacent limiting plates, and the distance between every two adjacent welding nickel sheets is equal to the distance between the second connecting column and the tail end of the sliding chute.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a cell-phone spot welding tool of multiple spot location.

1. When a plurality of welding points are welded, the electric welding plate is driven to move forwards stably through the transmission belt, the mode of movement controlled by the motor is more stable, the movement path of the electric welding plate is controllable, and the limiting plate is arranged in the right slide rail to intercept the movement of the electric welding plate, so that the movement stability of the electric welding plate is further improved, the lengths of the paths of the electric welding plate moving forwards at each time are the same, the spot welder above the electric welding plate can be aligned to the welding points of each welding nickel sheet at the same interval below the electric welding plate, the accuracy of the spot welder in spot welding direction is ensured, and the spot welder is helped to position;

2. after welding of the welding point on one side is completed, a worker can drive the spot welding plate and the transmission device to integrally and synchronously move rightwards by pulling the sliding rail until the spot welding plate and the transmission device move to the rightmost end, and the welding nickel sheet on the other side of the electric welding plate can just move to the position of the previous welding point, so that after the electric welding plate is reset through the transmission device, welding work is carried out on each welding point one by one again, and the accuracy of the welding points on the left side and the right side is ensured;

3. the drive wheel internal connection of this device front side has first spliced pole, is provided with threaded connection's fixed block in the top of first spliced pole, and when carrying out single vertical weldment work, the staff can increase the frictional force between first spliced pole and the spout through screwing up the fixed block to wholly fixing this device, preventing that the skew from appearing in the position of electric welding board, ensured the stability of this device work.

Drawings

Fig. 1 is a schematic overall top view structure of the present invention;

FIG. 2 is a schematic view of the left-side sectional structure of the connection between the middle slide rail and the spot welding plate of the present invention;

FIG. 3 is a schematic view of the top-view cross-sectional structure of the first connecting post, the transmission block and the second connecting post;

fig. 4 is a schematic view of the front view cross-sectional structure of the first connecting post and the sliding groove of the present invention.

In the figure: 1-a fixed bottom plate, 2-a chute, 3-a first connecting column, 4-a fixed block, 5-a driving wheel, 6-a driving belt, 7-a mounting seat, 8-a stepping motor, 9-a driving block, 10-a second connecting column, 11-a sliding rail, 12-a limiting plate, 13-a spot welding plate, 14-a protective plate and 15-a welding nickel sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a cell-phone spot welding tool of multiple spot location, includes PMKD 1, spout 2, first spliced pole 3, fixed block 4, drive wheel 5, drive belt 6, mount pad 7, step motor 8, drive block 9, second spliced pole 10, slide rail 11, limiting plate 12, spot welding board 13, protection shield 14 and welding nickel piece 15.

In the embodiment, the upper surface of the fixed base plate 1 is provided with a chute 2, a first connecting column 3 is arranged inside the chute 2, a fixed block 4 is connected above the first connecting column 3, and a driving wheel 5 is arranged outside the first connecting column 3;

further, spout 2 has all been seted up to the equal symmetry in upper and lower both sides of PMKD 1, and spout 2 constitutes sliding structure with first spliced pole 3, and first spliced pole 3 constitutes rotating-structure with drive wheel 5, first spliced pole 3 is threaded connection with fixed block 4, it can increase the frictional force between first spliced pole 3 and the spout 2 to screw up fixed block 4, thereby fix the position of first spliced pole 3 and drive wheel 5, the drive wheel 5 and the step motor 8 of rear side are connected, can drive belt 6 and rotate under the drive of step motor 8, thereby drive spot welding board 13 and carry out displacement from beginning to end, and first spliced pole 3 can slide in the inside of spout 2, thereby control spot welding board 13 carries out displacement from beginning to end.

In the embodiment, the right side of the first connecting column 3 is connected with a transmission block 9, the tail end of the transmission block 9 is connected with a second connecting column 10, and a slide rail 11 is connected above the second connecting column 10;

further, first spliced pole 3 all constitutes the integral structure with driving block 9 and second spliced pole 10, and second spliced pole 10 constitutes the integral structure with slide rail 11, and slide rail 11 sets up to "L" type, the medial surface of slide rail 11 and the mutual block of right-hand member of spot welding board 13, improve the gliding stability of spot welding board 13, when the staff application of force moved slide rail 11 right side, can make the second spliced pole 10 of below move right simultaneously through driving block 9 drive first spliced pole 3, thereby make drive wheel 5 and drive belt 6 wholly remove, remove about producing in order to drive spot welding board 13.

In the present embodiment, the transmission belt 6 is connected to the outer periphery of the transmission wheel 5, and the limiting plate 12 is connected to the inside of the slide rail 11;

furthermore, the limiting plates 12 and the sliding rail 11 form a sliding structure, the limiting plates 12 are arranged above the sliding rail 11 at equal intervals, the limiting plates 12 can be driven to slide above the fixed bottom plate 1 in the movement process of the transmission belt 6, the limiting plates 12 in a sagging state can block the spot welding plates 13 in the sliding process, so that the movement of the spot welding plates 13 is accurately blocked, the movement path of the spot welding plates 13 is limited, the spot welding plates 13 are ensured to be located at the correct position, and spot welding points above the spot welding plates 13 are positioned;

in the present embodiment, a spot welding plate 13 is connected to the belt 6 and the inner side of the slide rail 11;

further, the limiting plates 12 and the sliding rails 11 form a sliding structure, the limiting plates 12 are arranged to be of a T-shaped structure, the length of the limiting plates 12 is larger than the height of the spot welding plates 13, the limiting plates 12 are in a sagging state in a natural state, a support is formed by the transverse plates above the limiting plates, the spot welding plates 13 are blocked, when the spot welding plates 13 need to move continuously, a worker can take up the limiting plates 12 upwards, the spot welding plates 13 can smoothly pass through the lower portions of the limiting plates 12, the spot welding plates are blocked at the front sides of the next limiting plates 12, and the spot welding plates continue to move forwards again after spot welding is carried out.

In the present embodiment, a protective plate 14 is provided above the spot welding plate 13, and a welding nickel piece 15 is placed above the spot welding plate 13;

further, the protection plate 14 and the welding nickel sheets 15 are symmetrically distributed above the spot welding plate 13 at equal intervals, the distance between the adjacent 2 welding nickel sheets 15 is equal to the distance between the adjacent 2 limiting plates 12, and the distance between the symmetrical 2 welding nickel sheets 15 is equal to the distance between the second connecting column 10 and the tail end of the chute 2, when the spot welding work on the first welding nickel sheet 15 is completed, a worker takes up the limiting plates 12 to enable the spot welding plate 13 to move backwards under the driving of the transmission belt 6 and be blocked by the next limiting plate 12, the second welding nickel sheet 15 on the spot welding plate 13 is just positioned at the original position of the previous welding nickel sheet 15, so that the spot welding position of each welding nickel sheet 15 in the continuous spot welding work is accurate, and after the welding of the welding nickel sheet 15 on one side is completed, the transmission wheel 5, the transmission belt 6 and the slide rail 11 are moved rightwards integrally, the spot welding plate 13 is driven to move, after the spot welding plate is moved to the tail end, the welding nickel sheet 15 on the left side is just positioned at the original position of the welding nickel sheet 15 on the right side, and spot welding can be carried out on the welding nickel sheet 15 on the other side.

In the present embodiment, a mounting seat 7 is installed above the fixed base plate 1, a stepping motor 8 is installed at the rear side of the mounting seat 7, and the stepping motor 8 and the driving wheel 5 are connected to each other.

The utility model discloses a theory of operation and use flow: after the utility model is installed, as shown in fig. 1, fig. 2 and fig. 4, the fixed bottom plate 1 is fixed under the welding head of the spot welding machine, the stepping motor 8 connected above the driving wheel 5 at the rear side is fixed through the mounting seat 7, after the stepping motor 8 is started, the driving wheel 5 at the front side and the driving belt 6 at the rear side are driven to move through the driving wheel 5 at the rear side, the spot welding plate 13 with the protective plate 14 and the welding nickel sheet 15 placed thereon is aligned to the front side of the device, so that the tooth blocks at the left side are inserted into the inner sides of the tooth blocks at the right side of the driving belt 6 in the moving process of the driving belt 6 to form connection, the left tooth block of the spot welding plate 13 is connected with the transmission belt 6, the right end is positioned at the inner side of the slide rail 11, so that the spot welding plate 13 can slide backwards along the upper surface of the fixed bottom plate 1 under the driving of the driving belt 6 until the first welding nickel sheet 15 on the right side of the rearmost end of the spot welding plate 13 comes below the spot welding head;

starting a spot welding machine to perform spot welding on a welding nickel sheet 15 and a data board below the welding nickel sheet 15, wherein in the process of performing spot welding on the first welding nickel sheet 15, the rear surface of a spot welding plate 13 abuts against a first limiting plate 12 to counteract inertia force generated after a stepping motor 8 stops, so that the spot welding plate 13 is stably stopped below an electric welding head, when the first welding nickel sheet 15 is welded, the electric welding head is kept still, the first limiting plate 12 is taken up to be no longer limited to the spot welding plate 13, meanwhile, the stepping motor 8 continues to drive the spot welding plate 13 to move backwards until the tail end of the spot welding plate 13 abuts against a second limiting plate 12 again, at the moment, the second welding nickel sheet 15 is just positioned right below the electric welding head, and therefore, one-by-one spot welding is performed on welding nickel sheets 15 in a vertical row in sequence, and deviation of the spot welding position of the spot welding head can be avoided;

as shown in fig. 1, 3 and 4, when all the welding nickel sheets 15 in a vertical row are welded, the rotation of the driving wheel 5 is stopped, the fixing block 4 is unscrewed upwards, the bottom end of the fixing block is rotated out of the inside of the chute 2, thereby reducing the friction force between the first connecting post 3 and the chute 2, the worker can pull the sliding rail 11 rightwards, the second connecting post 10 below can pull the first connecting post 3 rightwards through the transmission block 9, therefore, the driving wheel 5 and the driving belt 6 are pulled to integrally move rightwards, the driving belt 6 and the sliding rail 11 on the inner side of the sliding rail 11 simultaneously move rightwards until the second connecting column 10 slides to the tail end of the sliding chute 2 to abut against the inner wall of the sliding chute 2, the welding nickel sheet 15 on the left side of the spot welding plate 13 slides to the position of the welding nickel sheet 15 on the right side before moving, the fixing block 4 is screwed again to rotate the driving wheel 5 in the opposite direction, and the previous movement can be repeated to perform spot welding on the welding nickel sheet 15 on the other side.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a cell-phone spot welding tool of multiple spot location, includes PMKD (1), step motor (8) and spot welding board (13), its characterized in that: the upper surface of the fixed base plate (1) is provided with a sliding groove (2), a first connecting column (3) is arranged inside the sliding groove (2), a fixed block (4) is connected above the first connecting column (3), a driving wheel (5) is arranged outside the first connecting column (3), a driving belt (6) is connected to the periphery of the driving wheel (5), a mounting seat (7) is installed above the fixed base plate (1), a stepping motor (8) is installed on the rear side of the mounting seat (7), the stepping motor (8) is connected with the driving wheel (5), a driving block (9) is connected to the right side of the first connecting column (3), a second connecting column (10) is connected to the tail end of the driving block (9), a sliding rail (11) is connected above the second connecting column (10), and a limiting plate (12) is connected inside the sliding rail (11), a spot welding plate (13) is connected to the inner sides of the transmission belt (6) and the sliding rail (11), a protection plate (14) is arranged above the spot welding plate (13), and a welding nickel sheet (15) is placed above the spot welding plate (13).

2. The spot welding jig for the mobile phone with the multipoint positioning function as claimed in claim 1, wherein: the upper side and the lower side of the fixed base plate (1) are symmetrically provided with the sliding grooves (2), the sliding grooves (2) and the first connecting columns (3) form a sliding structure, and the first connecting columns (3) and the driving wheels (5) form a rotating structure.

3. The spot welding jig for the mobile phone with the multipoint positioning function as claimed in claim 1, wherein: first spliced pole (3) all constitute the integral structure with driving block (9) and second spliced pole (10), and second spliced pole (10) constitute the integral structure with slide rail (11) to slide rail (11) set up to "L" type.

4. The spot welding jig for the mobile phone with the multipoint positioning function as claimed in claim 1, wherein: the limiting plates (12) and the slide rail (11) form a sliding structure, and the limiting plates (12) are arranged above the slide rail (11) at equal intervals.

5. The spot welding jig for the mobile phone with the multipoint positioning function as claimed in claim 1, wherein: the limiting plate (12) and the sliding rail (11) form a sliding structure, the limiting plate (12) is of a T-shaped structure, and the length of the limiting plate (12) is larger than the height of the spot welding plate (13).

6. The spot welding jig for the mobile phone with the multipoint positioning function as claimed in claim 1, wherein: the protection plate (14) and the welding nickel sheets (15) are symmetrically distributed above the spot welding plate (13) at equal intervals, the distance between every two adjacent welding nickel sheets (15) is equal to the distance between every two adjacent limiting plates (12), and the distance between every two symmetrical welding nickel sheets (15) is equal to the distance from the second connecting column (10) to the tail end of the sliding chute (2).