Metal backboard welding positioning tool

Abstract

The utility model discloses a metal backboard welding positioning tool which comprises a welding table, the outer wall of the welding table is fixedly connected with a positioning rod, the outer wall of the positioning rod is in sliding connection with a support, the top end of the support is fixedly connected with a driving assembly, and a movable rod moves in a movable groove by moving the movable rod. The movable rod drives the pressing plate to move until the pressing plate is located above the metal back plate, a handle is pushed, the handle drives the rotating disc to rotate, the rotating disc rotates on the outer wall of the threaded rod, the rotating disc moves downwards while rotating, and the rotating disc drives the pressing plate to move downwards through the connecting rod; the pressing plate moves on the outer walls of the movable rods to drive the rubber blocks to position the metal back plate, the operation is repeated, the other three movable rods above the welding table move, the four end points of the metal back plate are positioned, the multi-point positioning mode is more stable, and the welding position of the metal back plate is prevented from deviating.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding positioning technical field, concretely is a kind of metal backplate welding positioning tool. BACKGROUND

[0002] Metal backplate is usually used in electronic products, mechanical equipment and other industrial applications, and is a structural component that provides support, protection and heat dissipation. It is usually made of metal material and has the characteristics of high strength, durability and good heat dissipation. Metal backplate is usually processed by welding during production.

[0003] In the prior art, a welding machine is used to weld the metal backplate. During welding, no positioning tool is provided on the welding machine. The metal backplate may be offset due to manual placement or welding, which affects the welding effect and ultimately affects the welding quality of the finished product. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a metal backplate welding positioning tool to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a metal backplate welding positioning tool, comprising a welding table, a positioning rod is fixedly connected to the outer wall of the welding table, a support is slidably connected to the outer wall of the positioning rod, a driving assembly is fixedly connected to the top end of the support, a moving rod is fixedly connected to the bottom end of the driving assembly, a welding head is fixedly connected to the bottom end of the moving rod, a positioning mechanism is provided at the top end of the welding table, four movable grooves are formed in the top end of the welding table, and a movable rod is slidably connected to the inner wall of each movable groove.

[0006] As a further optimization of the technical solution, a threaded rod is fixedly connected to the top end of the movable rod, a limiting plate is fixedly connected to the top end of the threaded rod, and a turntable is threaded through and connected to the outer wall of the threaded rod.

[0007] As a further optimization of the technical solution, a handle is fixedly connected to the top end of the turntable, a slide rail is formed in the bottom end of the turntable, a connecting rod is slidably connected to the inner wall of the slide rail, and a pressing plate is fixedly connected to one end of the connecting rod away from the slide rail.

[0008] As a further optimization of the technical solution, the pressing plate is threaded through and slidably connected to the outer wall of the movable rod, a rubber block is fixedly connected to the bottom end of the pressing plate, and the lower surface of the rubber block is rough.

[0009] As a further optimization of the technical solution, an auxiliary mechanism is provided on the outer wall of the moving rod, and a fixed plate is fixedly connected to the outer wall of the moving rod.

[0010] As a further preferred of the technical solution, the bottom end of the fixed plate is fixedly connected with a spring, the end away from the fixed plate of the spring is fixedly connected with a moving plate, and the top end of the moving plate is fixedly connected with a limiting rod.

[0011] As a further preferred of the technical solution, the limiting rod penetrates and is slidingly connected in the interior of the fixed plate, the bottom end of the moving plate is fixedly connected with a connecting plate, and the outer wall of the connecting plate is rotatably connected with a pressing wheel.

[0012] The utility model provides a kind of metal backplate welding positioning tool, with following beneficial effects:

[0013] (1) the utility model discloses a movable movable rod is moved, movable rod is moved in the interior of movable slot, movable rod drives pressing plate to move, until pressing plate is located above metal backplate, push handle, handle drives rotary table to rotate, rotary table is rotated on the outer wall of threaded rod, while rotating, rotary table moves downward, rotary table drives pressing plate to move downward using connecting rod, pressing plate is moved on the outer wall of movable rod and drives rubber block to position metal backplate, repeat the above operation, the other three movable rods on the welding platform are moved, realize to the positioning of four end points of metal backplate, the mode of multi-point positioning is more stable, prevent the welding position of metal backplate from appearing deviation.

[0014] (2) the utility model discloses that movable rod drives fixed plate to move downward, fixed plate drives moving plate to move using spring, until the bottom end of pressing wheel and the surface of metal backplate are pasted, continuously press down until welding head enters the interior of welding hole, at this time, moving plate is extruded to spring and drives limiting rod to move in the interior of fixed plate, using pressing wheel further increases the positioning effect of metal backplate, and when welding head is moved, can reduce the contact area with metal backplate, reduce the influence of friction force to metal backplate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the whole three-dimensional appearance structure schematic diagram of the utility model;

[0016] Fig. 2 It is the whole sectional structure schematic diagram of the utility model;

[0017] Fig. 3 It is the positioning mechanism structure schematic diagram of the utility model;

[0018] Fig. 4 It is the auxiliary mechanism structure schematic diagram of the utility model.

[0019] In the figure: 1, welding table; 2, positioning rod; 3, support; 4, drive assembly; 5, moving rod; 6, welding head; 7, positioning mechanism; 71, movable slot; 72, movable rod; 73, threaded rod; 74, limiting plate; 75, turntable; 76, handle; 77, sliding rail; 78, connecting rod; 79, pressing plate; 710, rubber block; 8, auxiliary mechanism; 81, fixed plate; 82, spring; 83, moving plate; 84, limiting rod; 85, welding hole; 86, connecting plate; 87, pressing wheel. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0021] The utility model provides technical schemes: as Figs. 1 to 4 The utility model discloses a metal backplate welding positioning tool, which comprises a welding table 1, a positioning rod 2 is fixedly connected to the outer wall of the welding table 1, a support 3 is slidably connected to the outer wall of the positioning rod 2, a drive assembly 4 is fixedly connected to the top end of the support 3, a moving rod 5 is fixedly connected to the bottom end of the drive assembly 4, a welding head 6 is fixedly connected to the bottom end of the moving rod 5, a positioning mechanism 7 is arranged at the top end of the welding table 1, four movable slots 71 are formed in the top end of the welding table 1, and movable rods 72 are slidably connected to the inner walls of the four movable slots 71.

[0022] The top end of the movable rod 72 is fixedly connected with a threaded rod 73, the top end of the threaded rod 73 is fixedly connected with a limiting plate 74, and the outer wall of the threaded rod 73 penetrates through and is threadedly connected with a turntable 75.

[0023] The limiting plate 74 can limit the movement position of the turntable 75.

[0024] The top end of the turntable 75 is fixedly connected with a handle 76, a sliding rail 77 is formed in the bottom end of the turntable 75, a connecting rod 78 is slidably connected to the inner wall of the sliding rail 77, and the end, away from the sliding rail 77, of the connecting rod 78 is fixedly connected with a pressing plate 79.

[0025] The handle 76 can drive the turntable 75 to rotate, and the rotation of the turntable 75 can drive the turntable 75 to move up and down.

[0026] The pressing plate 79 penetrates through and is slidably connected to the outer wall of the movable rod 72, the bottom end of the pressing plate 79 is fixedly connected with a rubber block 710, and the lower surface of the rubber block 710 is a rough surface.

[0027] The rubber block 710 can increase the friction between the pressing plate 79 and the metal backplate.

[0028] The outer wall of the moving rod 5 is provided with an auxiliary mechanism 8, and the outer wall of the moving rod 5 is fixedly connected with a fixed plate 81.

[0029] Through the auxiliary mechanism 8, the auxiliary mechanism 8 can further position the metal back plate.

[0030] The bottom end of the fixed plate 81 is fixedly connected with a spring 82, one end of the spring 82 away from the fixed plate 81 is fixedly connected with a moving plate 83, and the top end of the moving plate 83 is fixedly connected with a limiting rod 84.

[0031] Through the limiting rod 84, the limiting rod 84 can limit the movement track of the moving plate 83.

[0032] The limiting rod 84 penetrates and is slidingly connected in the inside of the fixed plate 81, the bottom end of the moving plate 83 is fixedly connected with a connecting plate 86, and the outer wall of the connecting plate 86 is rotatably connected with a pressing wheel 87.

[0033] Through the pressing wheel 87, the pressing wheel 87 can assist the pressing plate 79 to position the metal back plate to be welded.

[0034] The utility model provides a kind of metal back plate welding positioning tool, specific working principle is as follows:

[0035] When using, the metal back plate to be welded is placed above the welding table 1, according to the position of the metal back plate to be welded, after the metal back plate is placed, moving the movable rod 72, the movable rod 72 moves in the inside of the movable groove 71, the movable rod 72 drives the pressing plate 79 to move, until the pressing plate 79 is located above the metal back plate, push the handle 76, the handle 76 drives the rotating disc 75 to rotate, the rotating disc 75 rotates on the outer wall of the threaded rod 73, while rotating, the rotating disc 75 moves downward, the rotating disc 75 drives the pressing plate 79 to move downward using connecting rod 78, the pressing plate 79 moves on the outer wall of the movable rod 72 and drives rubber block 710 to position the metal back plate, repeat the above operation, move another three movable rods 72 above the welding table 1, realize the positioning of four end points of the metal back plate, the mode of multi-point positioning is more stable, prevent the welding position of the metal back plate from deviating, when welding the metal back plate, the moving rod 5 moves downward driven by driving assembly 4, the moving rod 5 drives the fixed plate 81 to move downward, the fixed plate 81 drives the moving plate 83 to move using spring 82, until the bottom end of the pressing wheel 87 is attached to the surface of the metal back plate, continuously press until the welding head 6 enters the inside of the welding hole 85, at this time, the moving plate 83 is extruded to spring 82 and drives the limiting rod 84 to move in the inside of the fixed plate 81, further increase the positioning effect of the metal back plate using the pressing wheel 87, and when moving the welding head 6, can reduce the contact area with the metal back plate, reduce the influence of friction force on the metal back plate.

[0036] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A metal backplate welding positioning fixture, comprising a welding table (1), characterized in that: A positioning rod (2) is fixedly connected to the outer wall of the welding table (1). A bracket (3) is slidably connected to the outer wall of the positioning rod (2). A driving component (4) is fixedly connected to the top of the bracket (3). A moving rod (5) is fixedly connected to the bottom of the driving component (4). A welding head (6) is fixedly connected to the bottom of the moving rod (5). A positioning mechanism (7) is provided at the top of the welding table (1). Four movable grooves (71) are opened at the top of the welding table (1). Movable rods (72) are slidably connected to the inner walls of the four movable grooves (71).

2. The metal backplate welding positioning fixture according to claim 1, characterized in that: The top end of the movable rod (72) is fixedly connected to a threaded rod (73), the top end of the threaded rod (73) is fixedly connected to a limiting plate (74), and the outer wall of the threaded rod (73) is threadedly connected to a turntable (75).

3. The metal backplate welding positioning fixture according to claim 2, characterized in that: A handle (76) is fixedly connected to the top of the turntable (75), and a slide rail (77) is provided at the bottom of the turntable (75). A connecting rod (78) is slidably connected to the inner wall of the slide rail (77), and a pressing plate (79) is fixedly connected to the end of the connecting rod (78) away from the slide rail (77).

4. The metal backplate welding positioning fixture according to claim 3, characterized in that: The pressing plate (79) is slidably connected to the outer wall of the movable rod (72), and a rubber block (710) is fixedly connected to the bottom end of the pressing plate (79). The lower surface of the rubber block (710) is rough.

5. The metal backplate welding positioning fixture according to claim 4, characterized in that: An auxiliary mechanism (8) is provided on the outer wall of the movable rod (5), and a fixing plate (81) is fixedly connected to the outer wall of the movable rod (5).

6. The metal backplate welding positioning fixture according to claim 5, characterized in that: A spring (82) is fixedly connected to the bottom end of the fixed plate (81), and a movable plate (83) is fixedly connected to the end of the spring (82) away from the fixed plate (81). A limit rod (84) is fixedly connected to the top end of the movable plate (83).

7. The metal backplate welding positioning fixture according to claim 6, characterized in that: The limiting rod (84) passes through and is slidably connected to the inside of the fixed plate (81). The bottom end of the moving plate (83) is fixedly connected to the connecting plate (86), and the outer wall of the connecting plate (86) is rotatably connected to the pressing wheel (87).

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