Adjustable PCB tin furnace jig

Abstract

The utility model discloses an adjustable PCB tin furnace jig which comprises an outer frame, a through hole is formed in the middle of the outer frame, supporting tables are arranged at the positions, corresponding to the two sides of the through hole, of the outer frame, shielding plates are installed in the outer frame at equal intervals, the multiple shielding plates are connected in a sealed mode, holes in different positions are formed in the middles of the different shielding plates, and the holes are communicated with the through hole. Different shielding plates are selected according to the positions, needing to be tinned, of a PCB, the multiple different shielding plates are sequentially placed on a supporting table, the multiple shielding plates are sequentially spliced, it is ensured that the positions, needing to be tinned, of the PCB can penetrate through holes in the shielding plates, and different PCBs can be installed; the movable plate is moved along the track of the guide rod, and when the movable plate moves to a proper position on the PCB, the PCB can be extruded through the extrusion plate, so that the position of the PCB can be fixed conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board tin furnace jig technical field, concretely is a kind of adjustable type PCB board tin furnace jig. BACKGROUND

[0002] PCB board tin furnace jig is a new type of PCB jig for SMT processing, for the PCB board is placed in preheated tin furnace to realize tin, provide stable operation platform when PCB board tin, so that better tin material melting, welding and processing process, when PCB board tin furnace jig is used, PCB board is installed on PCB board tin furnace jig, and PCB board is fixed on PCB board tin furnace jig, tin position is exposed, then PCB board tin furnace jig with PCB board is placed on the surface of tin liquid, realize the tin operation of PCB board.

[0003] The existing PCB board tin furnace jig is used, because tin position is exposed, generally a PCB board tin furnace jig can only install and fix one type of PCB board, and the practicality is low, and when PCB board is fixed on PCB board tin furnace jig, tin is fixed on PCB board using clip and other components, and the operation is more cumbersome. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of adjustable type PCB board tin furnace jig to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of adjustable type PCB board tin furnace jig, including outer frame, the middle part of the outer frame is equipped with through-hole, the both sides of the outer frame corresponding through-hole are provided with support table, the inside of the outer frame is installed with baffle at equal intervals, several baffles are sealedly connected, the middle part of different baffles is equipped with different position hole, hole is used to expose tin position, the top of the outer frame is slidably installed with moving plate, the lower of moving plate is slidably installed with extrusion plate, extrusion plate will be extruded with PCB board, the upper surface of the both sides of the outer frame is fixedly installed with handle symmetrically.

[0006] As further preferred of the technical scheme, the both ends bottom of the baffle are equipped with chamfer.

[0007] As further preferred of the technical scheme, the both sides of the outer frame are symmetrically equipped with first limit hole, first limit hole is slidably installed with first limit rod in the inside, one end between two first limit rods is fixedly installed with positioning plate, positioning plate is arranged on the upper surface of baffle and extrudes the upper surface of baffle.

[0008] As a further preferred of the technical solution, the two first limiting rods are fixedly installed with mounting plates at the ends away from the positioning plate, screw rods are rotatably installed at the middle of the two sides of the outer frame, the screw rods are in threaded connection with the mounting plates, and knobs are fixedly installed at the ends of the screw rods.

[0009] As a further preferred of the technical solution, the two first limiting rods are fixedly installed with mounting plates at the ends away from the positioning plate, screw rods are rotatably installed at the middle of the two sides of the outer frame, the screw rods are in threaded connection with the mounting plates, and knobs are fixedly installed at the ends of the screw rods.

[0010] As a further preferred of the technical solution, the two first limiting rods are fixedly installed with mounting plates at the ends away from the positioning plate, screw rods are rotatably installed at the middle of the two sides of the outer frame, the screw rods are in threaded connection with the mounting plates, and knobs are fixedly installed at the ends of the screw rods.

[0011] As a further preferred of the technical solution, the two first limiting rods are fixedly installed with mounting plates at the ends away from the positioning plate, screw rods are rotatably installed at the middle of the two sides of the outer frame, the screw rods are in threaded connection with the mounting plates, and knobs are fixedly installed at the ends of the screw rods.

[0012] The utility model provides a adjustable type PCB board passes tin furnace tool, has the following beneficial effect:

[0013] (1) the utility model discloses a different baffle is selected according to the position of the tin on the PCB board, and a plurality of different baffles are placed on the supporting table in sequence, and a plurality of baffles are spliced in sequence, to ensure that the position of the tin on the PCB board can pass through the hole in the baffle, and different PCB boards can be installed.

[0014] (2) the utility model discloses placing the PCB board on a plurality of baffles, moving the moving plate along the track of the guide rod, and extruding the PCB board through the extruding plate when the moving plate moves to the appropriate position on the PCB board, to facilitate the fixation of the position of the PCB board. DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the whole explosion structure schematic diagram of the utility model;

[0017] Figure 3 It is the local section structure schematic diagram of the utility model;

[0018] Figure 4 It is the local explosion structure schematic diagram of the utility model;

[0019] In the figure: 1, outer frame; 2, through hole; 3, support table; 4, shielding plate; 5, hole; 6, moving plate; 7, extrusion plate; 8, chamfer; 9, first limiting hole; 10, first limiting rod; 11, positioning plate; 12, mounting plate; 13, screw; 14, knob; 15, guide rod; 16, second limiting hole; 17, second limiting rod; 18, pull rod; 19, spring; 20, rubber semicircle ball; 21, handle. 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 scheme: as Figures 1 to 4 The utility model discloses a adjustable type PCB board tin furnace jig, including outer frame 1, the middle part of outer frame 1 is equipped with through hole 2, the both sides position of outer frame 1 is provided with support table 3 with through hole 2, the inside equidistance of outer frame 1 is installed with shielding plate 4, a plurality of shielding plates 4 are sealedly connected between the middle part of different shielding plates 4 is equipped with different position's hole 5, and the hole 5 is used to expose the tin position, the top of outer frame 1 is slidably installed with moving plate 6, and the below installation sliding of moving plate 6 is installed with extrusion plate 7, and extrusion plate 7 will be extruded with PCB board contact, the upper surface symmetry of both sides of outer frame 1 is fixedly installed with handle 21, according to the position of the tin on the PCB board selects different shielding plate 4, places a plurality of different shielding plates 4 on support table 3 in turn, a plurality of shielding plates 4 are spliced in turn, ensure that the position of the tin on the PCB board can pass through the hole 5 on the shielding plate 4, can install different PCB boards, after placing a plurality of shielding plates 4 on the PCB board, moving plate 6 is moved along the track of guide rod 15, when moving plate 6 is moved to the appropriate position on the PCB board, through extrusion plate 7, the PCB board can be extruded, and the position of the PCB board is fixed conveniently.

[0022] As Figures 1 to 4 The both ends bottom of shielding plate 4 is equipped with chamfer 8.

[0023] It is convenient to place the shielding plate 4 on the support table 3.

[0024] As Figures 1 to 4 The both sides symmetry of outer frame 1 is equipped with first limiting hole 9, and the inside sliding of first limiting hole 9 is installed with first limiting rod 10, and the both ends of two first limiting rods 10 are fixedly installed with positioning plate 11, and the upper surface of shielding plate 4 is set and extruded to the upper surface of shielding plate 4.

[0025] After placing several different shielding plates 4 on the support table 3 in turn, the positioning plate 11 is moved along the track of the first limiting hole 9, the positioning plate 11 is moved to the upper surface of the shielding plate 4 and extrudes the upper surface of the shielding plate 4, for controlling the position fixing of the several shielding plates 4.

[0026] As shown in Figures 1 to 4 The two first limiting rods 10 are fixedly installed with mounting plates 12 at the ends away from the positioning plate 11, the middle portions of the two sides of the outer frame 1 are rotatably installed with screw rods 13, the screw rods 13 are in threaded connection with the mounting plates 12, and the end portions of the screw rods 13 are fixedly installed with knobs 14.

[0027] By rotating the knob 14, the screw rod 13 is controlled to rotate, and the positioning plate 11 can be conveniently moved through the threaded connection between the screw rod 13 and the mounting plate 12 and the limiting of the first limiting hole 9 to the first limiting rod 10.

[0028] As shown in Figures 1 to 4 The upper surface of the outer frame 1 is fixedly installed with guide rods 15 at the two sides in a symmetrical mode, and the moving plate 6 is slidably installed between the two guide rods 15.

[0029] The moving plate 6 can be moved along the track of the guide rod 15, for limiting the movement of the moving plate 6.

[0030] As shown in Figures 1 to 4 The middle portion of the moving plate 6 is symmetrically provided with second limiting holes 16, the second limiting holes 16 are slidably installed with second limiting rods 17, the extruding plate 7 is fixedly installed at the bottom ends of the two second limiting rods 17, the top portions of the two second limiting rods 17 are fixedly installed with a pull rod 18, the bottom end outer sides of the second limiting rods 17 are sleeved with springs 19, one end of the spring 19 is fixedly connected with the pull rod 18, and the other end of the spring 19 is fixedly connected with the moving plate 6.

[0031] The moving plate 6 is moved along the track of the guide rod 15, when the moving plate 6 is moved to a suitable position on the PCB board, the pull rod 18 is not pulled upward, the extruding plate 7 is lowered through the pulling of the pull rod 18 by the spring 19, the extruding plate 7 can extrude the PCB board, and the position of the PCB board can be fixed.

[0032] As shown in Figures 1 to 4 The lower surface of the extruding plate 7 is fixedly installed with rubber semicircle balls 20 at equal intervals.

[0033] The rubber semicircle balls 20 contact and extrude the PCB board, and the PCB board can be prevented from being excessively extruded.

[0034] The utility model provides a kind of adjustable type PCB board tin furnace jig, specific working principle is as follows:

[0035] The device is used, according to the position of the PCB to be tinned, different shielding plates 4 are selected, a plurality of different shielding plates 4 are placed on the support table 3 in turn, a plurality of shielding plates 4 are spliced in turn, the position of the PCB to be tinned can pass through the hole 5 on the shielding plate 4, the knob 14 is rotated to control the rotation of the screw rod 13, the positioning plate 11 is moved to the upper surface of the shielding plate 4 and is extruded on the upper surface of the shielding plate 4 through the thread between the screw rod 13 and the mounting plate 12 and the limiting of the first limiting rod 10 on the first limiting hole 9, for controlling the position of the plurality of shielding plates 4 to be fixed, then the PCB is placed on the plurality of shielding plates 4, the pull rod 18 is pulled upwards and the moving plate 6 is moved along the track of the guide rod 15, at this time the spring 19 is in the elongated state, when the moving plate 6 is moved to the appropriate position on the PCB, the pull rod 18 is not pulled upwards, the extrusion plate 7 is lowered through the pulling of the pull rod 18 by the spring 19, the extrusion plate 7 can extrude the PCB and fix the position of the PCB, then the handle 21 is held to place the device in the tin furnace for tinning operation of the PCB, after tinning is completed, the device is taken out of the tin furnace, the moving plate 6 is moved in the reverse direction along the track of the guide rod 15 by pulling the pull rod 18 upwards, the extrusion of the extrusion plate 7 on the PCB is cancelled, and the PCB can be taken out.

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

Claims

1. An adjustable PCB board tin furnace jig, characterized in that: The utility model provides an external frame (1) is provided with support platform (3) in both sides position of the middle part of the external frame (1), and the inside of the external frame (1) is installed with the baffle (4) equidistantly, and a plurality of baffles (4) are sealedly connected, and the middle part of different baffle (4) is provided with different position hole (5), and the hole (5) is used to expose the tin position, and the top of the external frame (1) is slidably installed with the moving plate (6), and the moving plate (6) is slidably installed with the extrusion plate (7) below, and the extrusion plate (7) will be extruded with PCB board, and the upper surface of both sides of the external frame (1) is fixedly installed with the handle (21) symmetrically.

2. The adjustable PCB board tinning furnace jig according to claim 1, characterized in that: The baffle (4) is provided with a chamfer (8) at the bottom end of both ends.

3. The adjustable PCB board tinning furnace jig according to claim 1, characterized in that: The external frame (1) is provided with a first limiting hole (9) symmetrically at both sides, and a first limiting rod (10) is slidably installed in the first limiting hole (9), and a positioning plate (11) is fixedly installed between one end of the two first limiting rods (10), and the positioning plate (11) is arranged on the upper surface of the baffle (4) and extrudes the upper surface of the baffle (4).

4. The adjustable PCB board tinning furnace jig according to claim 3, characterized in that: The one end of the two first limiting rods (10) away from the positioning plate (11) is fixedly installed with a mounting plate (12), and a screw rod (13) is rotatably installed in the middle part of both sides of the external frame (1), and the screw rod (13) is in threaded connection with the mounting plate (12), and a knob (14) is fixedly installed at the end of the screw rod (13).

5. The adjustable PCB board tinning furnace jig according to claim 4, characterized in that: The upper surface of the external frame (1) is fixedly installed with a guide rod (15) symmetrically at both sides, and the moving plate (6) is slidably installed between the two guide rods (15).

6. The adjustable PCB board tinning furnace jig of claim 1, wherein: The middle part of the moving plate (6) is provided with a second limiting hole (16) symmetrically, and a second limiting rod (17) is slidably installed in the second limiting hole (16), and the extrusion plate (7) is fixedly installed at the bottom end of the two second limiting rods (17), and a pull rod (18) is fixedly installed at the top of the two second limiting rods (17), and a spring (19) is sleeved outside the bottom end of the second limiting rod (17), and one end of the spring (19) is fixedly connected with the pull rod (18), and the other end of the spring (19) is fixedly connected with the moving plate (6).

7. The adjustable PCB board tinning furnace jig according to claim 6, characterized in that: The lower surface of the extrusion plate (7) is fixedly installed with a rubber semicircle ball (20) equidistantly.

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