CN215316345U

CN215316345U - A auxiliary positioning device for cell-phone frame laser welding

Info

Publication number: CN215316345U
Application number: CN202121621781.8U
Authority: CN
Inventors: 孙建伟
Original assignee: Qingdao Wielin Electronics Co ltd
Current assignee: Qingdao Wielin Electronics Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-28
Anticipated expiration: 2031-07-16

Abstract

The utility model relates to the technical field of welding of mobile phone frames, in particular to an auxiliary positioning device for laser welding of mobile phone frames. The mobile phone frame is simple in structure, the mobile phone frame is fixed through the longitudinal and transverse clamping plates, the mobile phone frame is always located in the center of the welding groove, welding of the mobile phone frame is facilitated, welding precision is improved, the rectangular area enclosed by the four clamping plates can be changed through movement of the clamping plates, and therefore equipment can be adapted to different mobile phone models, and practicability of the equipment is greatly improved.

Description

A auxiliary positioning device for cell-phone frame laser welding

Technical Field

The utility model relates to the technical field of mobile phone frame welding, in particular to an auxiliary positioning device for mobile phone frame laser welding.

Background

With the arrival of the information era, the existing communication equipment is continuously developed, the mobile phone is also continuously developed as one kind of communication equipment, the current mobile phone is updated more and more quickly, and the manufacturing process of the mobile phone industry is also required to be continuously developed.

The welding template is needed to be used when the frame of the general metal mobile phone shell is welded, the welding template is only used for a single mobile phone model, when different mobile phone models are faced, the template needs to be replaced, the practicability of the template is greatly reduced, the machining precision is not ideal, and the rework rate is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an auxiliary positioning device for laser welding of a mobile phone frame, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an auxiliary positioning device for laser welding of mobile phone frames comprises a bearing plate, wherein a positioning plate is installed on the back side of the bearing plate, a welding groove is formed in the inner surface of the bearing plate in a sunken mode, a sliding rail is arranged on the outer edge of the welding groove on the upper surface of the bearing plate, a pulley is installed on four sides of the sliding rail in a sliding mode, an equipment box is installed above the pulley, a movable inserting plate is movably installed on one side, right opposite to the welding groove, of the equipment box, a laser welding head is installed at the lower end of the movable inserting plate, a first sliding groove and a second sliding groove which are perpendicular to each other are respectively arranged at the bottom of the welding groove in a longitudinal and transverse mode, a first motor and a second motor are respectively installed on two adjacent side walls outside the welding groove, a second threaded rod rotatably connected with the second sliding groove is installed at the output end of the second motor, a first threaded rod rotatably connected with the first sliding groove is installed at the output end of the first motor, install the first slider with first spout sliding connection through the screw symmetry on the first threaded rod, install the second slider with second spout sliding connection through the screw symmetry on the second threaded rod, two splint are all installed to the upper end of second slider and two first sliders.

As a further aspect of the utility model: spacing spout has been seted up to the inner wall symmetry of equipment box, the one end of activity picture peg extends to the inside of equipment box and installs the spacing slide with spacing spout sliding connection, electric telescopic handle is installed to the symmetry between one side of spacing slide and the inner wall of equipment box.

As a further aspect of the utility model: the first threaded rod is located below the second threaded rod, and the first threaded rod and the second threaded rod are connected with the welding groove in a rotating mode through bearings.

As a further aspect of the utility model: two first positive and negative screw hole has been seted up respectively to first slider and the junction of first threaded rod, first positive and negative pipe thread with first positive and negative screw hole one-to-one adaptation is seted up to the symmetry on the first threaded rod.

As a further aspect of the utility model: two positive and negative screw hole of second has been seted up respectively to the junction of second slider and second threaded rod, the second threaded rod is last the symmetry seted up with the positive and negative pipe thread of second of positive and negative screw hole one-to-one adaptation.

As a further aspect of the utility model: the supporting seats are symmetrically arranged on the lower surface of the bearing plate, the buffering pads are arranged on the outer portions of the clamping plates, and the rubber pads are arranged on the inner walls of the welding grooves.

Compared with the prior art, the utility model has the beneficial effects that: the mobile phone frame is placed in the welding groove, the first threaded rod and the second threaded rod are driven to rotate through the first motor and the second motor respectively, the first slider and the second slider are favorable for driving the clamping plates to move under the effect of threaded connection, the mobile phone frame is fixed through the longitudinal clamping plates and the transverse clamping plates, the mobile phone frame is enabled to be located in the center of the welding groove all the time, welding of the mobile phone frame is facilitated, welding precision is improved, in addition, the rectangular area enclosed by the four clamping plates can be changed through movement of the clamping plates, accordingly, different mobile phone models of equipment can be adapted, and practicability of the equipment is improved greatly.

Drawings

FIG. 1 is a schematic structural diagram of an auxiliary positioning device for laser welding of a mobile phone frame;

fig. 2 is an enlarged schematic structural view of an auxiliary positioning device for laser welding of a mobile phone frame at a point a in fig. 1;

FIG. 3 is a schematic diagram of an internal structure of a welding groove in an auxiliary positioning device for laser welding of a mobile phone frame;

fig. 4 is a schematic structural diagram of an equipment box in an auxiliary positioning device for laser welding of a mobile phone frame.

In the figure: 1. a carrier plate; 2. positioning a plate; 3. a supporting seat; 4. welding a groove; 5. a slide rail; 6. a pulley; 7. an equipment box; 8. a first chute; 9. a first threaded rod; 10. a first slider; 11. a splint; 12. a second chute; 13. a second threaded rod; 14. a second slider; 15. a second motor; 16. a first motor; 17. a movable plug board; 18. a laser welding head; 19. an electric telescopic rod; 20. a limiting chute; 21. and a limiting sliding plate.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, an auxiliary positioning device for laser welding of a mobile phone frame includes a supporting plate 1, a positioning plate 2 is installed on a back side of the supporting plate 1, a welding groove 4 is formed by sinking an upper surface of the supporting plate 1, a sliding rail 5 is installed on an upper surface of the supporting plate 1 at an outer edge of the welding groove 4, pulleys 6 are installed on four sides of the sliding rail 5 in a sliding manner, an equipment box 7 is installed above the pulleys 6, a movable insertion plate 17 is movably installed on one side of the equipment box 7 facing the welding groove 4, a laser welding head 18 is installed at a lower end of the movable insertion plate 17, a first sliding groove 8 and a second sliding groove 12 which are perpendicular to each other are respectively vertically and horizontally installed at a bottom of the welding groove 4, a first motor 16 and a second motor 15 are respectively installed on two adjacent side walls outside the welding groove 4, a second threaded rod 13 rotatably connected to the second sliding groove 12 is installed at an output end of the second motor 15, the output end of a first motor 16 is provided with a first threaded rod 9 which is rotationally connected with a first chute 8, the first threaded rod 9 is symmetrically provided with first sliding blocks 10 which are slidably connected with the first chute 8 through threads, a second threaded rod 13 is symmetrically provided with second sliding blocks 14 which are slidably connected with a second chute 12 through threads, the upper ends of the two second sliding blocks 14 and the two first sliding blocks 10 are provided with clamping plates 11, the first motor 16 drives the first threaded rod 9 to rotate, the two first sliding blocks 10 move oppositely through threaded connection, so that the distance between the two longitudinal clamping plates 11 can be changed, the second motor 15 drives the second threaded rod 13 to rotate, under the action of threaded connection, the second sliding blocks 14 move oppositely, so that the distance between the two transverse clamping plates 11 can be changed, and the whole fixation of the mobile phone frame can be realized through the movement of the two clamping plates 11 which are vertically and horizontally arranged, and make the cell-phone frame be in the central part of welding groove 4 all the time, thereby be favorable to the welding of cell-phone frame, improve the welding precision, in addition, through the change of the distance between two splint 11 of moving about freely and quickly, can change the rectangle area that four splint 11 enclose and close, thereby be favorable to the different cell-phone model of equipment adaptation, increase substantially the practicality of equipment, in addition, through the sliding connection between slide rail 5 and the coaster 6, be favorable to the activity of equipment box 7, thereby be favorable to adjusting the welding point according to the concrete model of cell-phone frame.

In fig. 4, spacing spout 20 has been seted up to the inner wall symmetry of equipment box 7, the one end of activity picture peg 17 extends to the inside of equipment box 7 and installs the spacing slide 21 with spacing spout 20 sliding connection, electric telescopic handle 19 is installed to the symmetry between one side of spacing slide 21 and the inner wall of equipment box 7, it slides in spacing spout 20 to drive spacing slide 21 through electric telescopic handle 19, thereby change the extension length of activity picture peg 17, be favorable to adjusting the welding point according to the concrete model of cell phone's frame.

In fig. 2 and the drawings, the first threaded rod 9 is positioned below the second threaded rod 13, the first threaded rod 9 and the second threaded rod 13 are prevented from being mutually influenced, and the first threaded rod 9 and the second threaded rod 13 are rotatably connected with the welding groove 4 through bearings.

In fig. 3, first positive and negative threaded holes are respectively formed at the joints of the two first sliders 10 and the first threaded rod 9, first positive and negative pipe threads matched with the first positive and negative threaded holes one by one are symmetrically formed on the first threaded rod 9, and the two first sliders 10 move in opposite directions through threaded connection, so that the distance between the two longitudinal clamping plates 11 can be changed.

In fig. 3, the joints of the two second sliders 14 and the second threaded rod 13 are respectively provided with second positive and negative threaded holes, the second threaded rod 13 is symmetrically provided with second positive and negative pipe threads matched with the second positive and negative threaded holes one by one, and under the action of threaded connection, the second sliders 14 are facilitated to move in opposite directions, so that the distance between the two transverse clamping plates 11 is changed.

In fig. 1 and 2, the supporting seat 3 is symmetrically installed on the lower surface of the bearing plate 1, and mainly plays a supporting role, the cushion pad is installed outside the clamping plate 11, and the rubber pad is installed on the inner wall of the welding groove 4, so that the buffering protection effect is mainly played, and the clamping plate 11 is prevented from damaging the frame of the mobile phone.

The working principle of the utility model is as follows: when in use, the positioning plate 2 is arranged to be beneficial to positioning and installation of the equipment, a mobile phone frame is placed inside the welding groove 4, the first motor 16 drives the first threaded rod 9 to rotate, the two first sliders 10 move oppositely through threaded connection, so that the distance between the two longitudinal clamping plates 11 can be changed, the second motor 15 drives the second threaded rod 13 to rotate, the second slider 14 moves oppositely under the action of threaded connection, so that the distance between the two transverse clamping plates 11 can be changed, the whole mobile phone frame is fixed through the movement of the two transverse clamping plates 11, the mobile phone frame is always positioned at the central part of the welding groove 4, so that the welding of the mobile phone frame is facilitated, the welding precision is improved, in addition, the rectangular area enclosed by the four clamping plates 11 can be changed through the change of the distance between the two transverse clamping plates 11, thereby be favorable to the different cell-phone models of equipment adaptation, increase substantially the practicality of equipment, in addition, through sliding connection between slide rail 5 and the coaster 6, be favorable to the activity of equipment box 7, drive spacing slide 21 through electric telescopic handle 19 and slide in spacing spout 20 to change the extension length of activity picture peg 17, be favorable to adjusting the welding point according to the concrete model of cell-phone frame.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. An auxiliary positioning device for laser welding of a mobile phone frame comprises a bearing plate (1) and is characterized in that a positioning plate (2) is installed on the back side of the bearing plate (1), a welding groove (4) is formed in the inner portion of the upper surface of the bearing plate (1), a sliding rail (5) is arranged on the outer edge of the upper surface of the bearing plate (1) located in the welding groove (4), a pulley (6) is installed on four sides of the sliding rail (5) in a sliding mode, an equipment box (7) is installed above the pulley (6), a movable inserting plate (17) is movably installed on one side, right opposite to the welding groove (4), of the equipment box (7), a laser welding head (18) is installed at the lower end of the movable inserting plate (17), a first sliding groove (8) and a second sliding groove (12) which are perpendicular to each other are formed in the bottom of the welding groove (4) vertically and horizontally, and a first motor (16) and a second motor (15) are installed on two side walls adjacent to the outside of the welding groove (4), second threaded rod (13) of being connected with second spout (12) rotation are installed to the output of second motor (15), first threaded rod (9) of being connected with first spout (8) rotation are installed to the output of first motor (16), install first slider (10) with first spout (8) sliding connection through the screw symmetry on first threaded rod (9), install second slider (14) with second spout (12) sliding connection through the screw symmetry on second threaded rod (13), two splint (11) are all installed with the upper end of two first sliders (10) in second slider (14).

2. The auxiliary positioning device for laser welding of the mobile phone frame is characterized in that limiting sliding grooves (20) are symmetrically formed in the inner wall of the equipment box (7), one end of the movable inserting plate (17) extends into the equipment box (7) and is provided with a limiting sliding plate (21) in sliding connection with the limiting sliding grooves (20), and electric telescopic rods (19) are symmetrically arranged between one side of the limiting sliding plate (21) and the inner wall of the equipment box (7).

3. The auxiliary positioning device for laser welding of the mobile phone frame is characterized in that the first threaded rod (9) is positioned below the second threaded rod (13), and the first threaded rod (9) and the second threaded rod (13) are rotatably connected with the welding groove (4) through bearings.

4. The auxiliary positioning device for laser welding of the mobile phone frame as claimed in claim 1, wherein the first positive and negative threaded holes are respectively formed at the joints of the two first sliding blocks (10) and the first threaded rod (9), and first positive and negative pipe threads adapted to the first positive and negative threaded holes are symmetrically formed on the first threaded rod (9).

5. The auxiliary positioning device for laser welding of the mobile phone frame as claimed in claim 1, wherein a second front and back threaded hole is respectively formed at the joint of the two second sliding blocks (14) and the second threaded rod (13), and second front and back pipe threads matched with the second front and back threaded hole one by one are symmetrically formed on the second threaded rod (13).

6. The auxiliary positioning device for laser welding of mobile phone rims as claimed in claim 1, wherein the supporting base (3) is symmetrically installed on the lower surface of the loading plate (1), the buffering pad is installed on the outside of the clamping plate (11), and the rubber pad is installed on the inner wall of the welding groove (4).