Jig for welding atomizer circuit board

Abstract

The utility model relates to the technical field of welding jigs, and discloses an atomizer circuit board welding jig which comprises a main base, a side plate and an upper cover plate, a containing groove is formed in the main base and used for being matched with a product body in a containing mode, the side plate is fixedly connected to one side of the main base, and the upper cover plate is installed on the side plate in a hinged mode. A positioning hole is formed in the upper cover plate, the upper cover plate has a covering state and a turning-up state, and in the covering state, the positioning hole of the upper cover plate is vertically opposite to the containing groove; in the turning-up state, the upper cover plate is turned over to the outer side of the upper portion of the containing groove. A baffle plate is arranged in the positioning hole, the positioning hole is in concave-convex fit with a circuit board of the product main body in a covering state, and the baffle plate and a bonding pad area of the circuit board are arranged in a staggered manner; and the inner side of the positioning hole is also provided with an inner bulge which is used for being in pressing fit with a circuit board of the product main body. The baffle plate not only can effectively shield and protect the non-welding area of the circuit board, but also can completely expose the bonding pad area, so that accurate tin soldering operation can be conveniently carried out on the non-welding area.

Description

Technical Field

[0001] The utility model relates to the technical field of welding jigs, in particular to a welding jig for an atomizer circuit board. Background Art

[0002] Atomizer is a non-combustion electronic product that can simulate smoking. It includes a battery and a heating element. When the user inhales the atomizer, the gas flow triggers the sensor, which sends a signal to the control circuit, controls the heating system to start heating the e-liquid, evaporates the e-liquid and atomizes it into aerosol, simulating the smoking experience of traditional cigarettes.

[0003] At present, in the production process of existing atomizers, it is necessary to perform welding operations on the circuit board. Figure 1 As shown, the atomizer product 1a is usually fixed on the fixture 2a, and the worker holds the soldering handle to solder the welding area 30a of the circuit board 3a. However, soldering easily generates tin slag, which may fall on the non-soldering area of ​​the circuit board, resulting in large soldering errors of the circuit board, making it difficult to ensure the reliability of the soldered product. Utility Model Content

[0004] The technical problem to be solved by the utility model is that since tin slag is easily generated during soldering, the tin slag may fall on the non-soldering area of ​​the circuit board, the welding error of the circuit board is large, and it is difficult to ensure the reliability of the atomizer product.

[0005] In order to solve the above technical problems, the utility model provides a technical solution of a fixture for welding atomizer circuit boards:

[0006] The jig for welding the atomizer circuit board comprises a main base, a side plate and an upper cover plate, wherein the main base is provided with a receiving groove, the receiving groove is used to receive and cooperate with the product body, the side plate is fixedly connected to one side of the main base, and the upper cover plate is hingedly mounted on the upper side of the side plate;

[0007] The upper cover plate is provided with a positioning hole, and the upper cover plate has a closed state and a flipped state. In the closed state, the positioning hole of the upper cover plate is opposite to the receiving groove up and down; in the flipped state, the upper cover plate flips to the upper outer side of the receiving groove;

[0008] A baffle is provided inside the positioning hole, and when in the covered state, the positioning hole and the circuit board of the product body are matched in a concave and convex manner, and the baffle and the pad area of ​​the circuit board are staggered. An inner protrusion is also provided on the inner side of the positioning hole, and when in the covered state, the inner protrusion is pressed and fitted with the circuit board of the product body.

[0009] Furthermore, the baffle is fixedly disposed in the middle of the positioning hole, and a first side area located on one side of the baffle and a second side area located on the other side of the baffle are formed inside the positioning hole.

[0010] Furthermore, two inner protrusions are provided, both of which are located at the lower side of the baffle, and the two inner protrusions are spaced apart relative to the width direction of the circuit board.

[0011] Furthermore, the inner protrusion is an inner flange, and the baffle, the inner flange and the upper cover plate are an integral structure.

[0012] Furthermore, a concave portion is provided on one side of the baffle, and the concave portion is used to be arranged corresponding to the pad area of ​​the circuit board.

[0013] Furthermore, a avoidance hole is opened in the middle of the baffle, and the avoidance hole is used for positioning and matching with the power interface of the circuit board.

[0014] Furthermore, a chamfered portion is provided along the lower hole of the positioning hole corresponding to the edge of the circuit board.

[0015] Furthermore, the outer contour of the main base is a rectangular parallelepiped, the receiving groove is a blind groove arranged on the upper part of the main base, and a plurality of the receiving grooves are arranged at intervals parallel to the length direction of the main base.

[0016] Furthermore, the side panel is fixedly connected to a long side surface of the main base, the outer contour of the upper cover plate is a rectangle, a plurality of positioning holes are arranged at intervals parallel to the length direction of the upper cover plate, and a long side of the upper cover plate is connected to the upper edge of the side panel by a hinge.

[0017] Furthermore, the main base is fixedly connected with a support column, and the support column cooperates with the upper cover plate support when in the closed state.

[0018] Compared with the prior art, the utility model of a welding jig for an atomizer circuit board has the following beneficial effects: the welding jig for an atomizer circuit board adopts the design form of a main base, a side plate and an upper cover plate, the main base is provided with a receiving groove, the side plate is fixedly connected to one side of the main base, the upper cover plate is hingedly installed on the upper side of the side plate, and the upper cover plate is provided with a positioning hole. When in use, the upper cover plate is first flipped to a flipped-up state, the upper cover plate is located on the upper outer side of the receiving groove, and the product body can be inserted into the receiving groove of the main base, so that the product body can be reliably fixed on the main base, and the stability of the welding position is ensured.

[0019] The circuit board is located on the upper part of the product body. When the upper cover is adjusted to the closed state, the positioning hole of the upper cover is opposite to the receiving groove, and the positioning hole forms a concave-convex fit with the circuit board of the product body to prevent the tin slag generated by welding from splashing onto the product end surface located outside the circuit board. In addition, a baffle is provided inside the positioning hole. When in the closed state, the baffle is staggered with the pad area of ​​the circuit board. The baffle can effectively shield and protect the non-welding area of ​​the circuit board, and can fully expose the pad area, which is convenient for precise soldering operations.

[0020] In addition, an inner protrusion is provided on the inner side of the positioning hole, and the circuit board of the product body is pressed and fitted by the inner protrusion, so that the circuit board maintains a stable position relative to the positioning hole, ensuring the covering accuracy of the upper cover and the circuit board. The welding jig can prevent tin slag from falling on the non-welding area of ​​the circuit board, improve the welding accuracy of the circuit board, and ensure the reliability of the atomizer product. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the assembly of an atomizer product and a fixture in the prior art;

[0022] Figure 2 It is a three-dimensional schematic diagram of a jig for welding atomizer circuit board (first viewing angle) in an embodiment of the utility model;

[0023] Figure 3 It is a three-dimensional schematic diagram of a jig for welding atomizer circuit board (second viewing angle) in an embodiment of the utility model;

[0024] Figure 4 It is a partial schematic diagram of the upper cover plate of the atomizer circuit board welding jig in the embodiment of the utility model when it is turned up;

[0025] Figure 5 It is a cross-sectional schematic diagram of a jig for welding atomizer circuit board and a product body in an embodiment of the utility model;

[0026] Figure 1 Middle: 1a-atomizer product, 2a-fixture, 3a-circuit board, 30a-welding area;

[0027] Figure 2-Figure 5 In: 1-main base, 10-accommodating groove, 2-side panel, 20-hinge, 3-upper cover, 30-positioning hole, 31-baffle, 32-inner protrusion, 33-first side area, 34-second side area, 35-inner recess, 36-avoidance hole, 37-chamfered part, 4-product body, 40-circuit board, 41-pad area, 42-power interface, 5-pillar. DETAILED DESCRIPTION

[0028] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like used in the present invention to indicate the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] like Figures 2 to 5 As shown, a jig for welding atomizer circuit boards according to an embodiment of the utility model comprises a main base 1, a side panel 2 and an upper cover panel 3. A receiving groove 10 is provided on the main base 1, and the receiving groove 10 is used to accommodate and cooperate with a product body 4. The side panel 2 is fixedly connected to one side of the main base 1, and the upper cover panel 3 is hingedly mounted on the upper side of the side panel 2. A positioning hole 30 is provided on the upper cover panel 3, and the upper cover panel 3 has a closed state and a flipped-up state. In the closed state, the positioning hole 30 of the upper cover panel 3 is opposite to the receiving groove 10 up and down; in the flipped-up state, the upper cover panel 3 flips to the upper outer side of the receiving groove 10.

[0033] A baffle 31 is provided inside the positioning hole 30. When in the covered state, the positioning hole 30 and the circuit board 40 of the product body 4 are matched in a concave and convex manner, and the baffle 31 and the pad area 41 of the circuit board 40 are staggered. An inner protrusion 32 is also provided on the inner side of the positioning hole 30. When in the covered state, the inner protrusion 32 is pressed and fitted with the circuit board 40 of the product body 4.

[0034] The atomizer circuit board welding jig adopts the design form of a main base 1, a side plate 2 and an upper cover plate 3. The main base 1 is provided with a receiving groove 10, the side plate 2 is fixedly connected to one side of the main base 1, and the upper cover plate 3 is hingedly installed on the upper side of the side plate 2. The upper cover plate 3 is provided with a positioning hole 30. When in use, the upper cover plate 3 is first flipped to a flipped-up state, and the upper cover plate 3 is located at the upper outer side of the receiving groove 10, so that the product body 4 can be inserted into the receiving groove 10 of the main base 1, so that the product body 4 can be reliably fixed on the main base 1, and the stability of the welding position is ensured.

[0035] The circuit board 40 is located at the upper part of the product body 4. When the upper cover plate 3 is adjusted to the closed state, the positioning hole 30 of the upper cover plate 3 is opposite to the receiving groove 10, and the positioning hole 30 forms a concave-convex fit with the circuit board 40 of the product body 4 to prevent the tin slag generated by welding from splashing onto the product end surface located outside the circuit board 40. In addition, a baffle 31 is provided inside the positioning hole 30. When in the closed state, the baffle 31 and the pad area 41 of the circuit board 40 are staggered. The baffle 31 can effectively shield and protect the non-welding area of ​​the circuit board 40, and can fully expose the pad area 41, so as to facilitate accurate soldering operation.

[0036] In addition, an inner protrusion 32 is provided on the inner side of the positioning hole 30, and the circuit board 40 of the product body 4 is pressed and fitted by the inner protrusion 32, so that the circuit board 40 maintains a stable position relative to the positioning hole 30, thereby ensuring the covering accuracy of the upper cover plate 3 and the circuit board 40. The welding jig can prevent tin slag from falling on the non-welding area of ​​the circuit board 40, improve the welding accuracy of the circuit board 40, and ensure the reliability of the atomizer product.

[0037] In this embodiment, the baffle 31 is fixedly arranged in the middle of the positioning hole 30, and the interior of the positioning hole 30 is formed with a first side area 33 located on one side of the baffle 31, and a second side area 34 located on the other side of the baffle 31. Specifically, the first side area 33 corresponds to the pad area 41 of the circuit board 40, and two inner protrusions 32 are provided, both of which are located on the lower side of the baffle 31, and the two inner protrusions 32 are arranged at intervals relative to the width direction of the circuit board 40. The two inner protrusions 32 are pressed and matched against the two side edges of the circuit board 40, so that the circuit board 40 can be fixed evenly and stably.

[0038] It should be noted that the inner protrusion 32 is an inner flange, and the baffle 31, the inner flange and the upper cover 3 are an integrated structure, which simplifies the structural design of the upper cover 3 and ensures the integrity and dimensional accuracy of the upper cover 3. In addition, an inner recess 35 is provided on one side of the baffle 31, and the inner recess 35 is used to be arranged corresponding to the pad area 41 of the circuit board 40. The inner recess 35 is equivalent to the outward expansion part of the first side area 33, which reserves a larger welding operation space for the circuit board 40.

[0039] In this embodiment, a clearance hole 36 is provided in the middle of the baffle plate 31, and the clearance hole 36 is used for positioning and matching with the power interface 42 of the circuit board 40. The lower hole edge of the positioning hole 30 corresponds to the edge of the circuit board 40 and is further provided with a chamfer 37 to prevent the lower hole edge of the positioning hole 30 from interfering with the circuit board 40, thereby ensuring the accuracy of the press fit between the upper cover plate 3 and the circuit board 40.

[0040] As a further preferred solution, the outer contour of the main base 1 is a rectangular parallelepiped, the receiving groove 10 is a blind groove arranged on the upper part of the main base 1, and a plurality of receiving grooves 10 are arranged at intervals parallel to the length direction of the main base 1. Correspondingly, the side plate 2 is fixedly connected to a long side of the main base 1, the outer contour of the upper cover 3 is a rectangle, a plurality of positioning holes 30 are arranged at intervals parallel to the length direction of the upper cover 3, and a hinge 20 is connected to a long side of the upper cover 3 and the upper edge of the side plate 2. Multiple product bodies 4 can be placed on the main base 1 at one time, and multiple circuit boards 40 can be simultaneously pressed and positioned by the upper cover 3, thereby achieving the purpose of efficient welding work.

[0041] In addition, a support 5 is fixedly connected to the main base 1. When in the closed state, the support 5 cooperates with the upper cover 3 to support the top. The support 5 can prevent external force damage to the circuit board 40 and the product body 4 caused by excessive pressing force of the upper cover 3.

[0042] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A jig for welding atomizer circuit board, characterized in that: It includes a main base, a side plate and an upper cover plate, wherein the main base is provided with a receiving groove, the receiving groove is used to accommodate and cooperate with the product body, the side plate is fixedly connected to one side of the main base, and the upper cover plate is hingedly installed on the upper side of the side plate; The upper cover plate is provided with a positioning hole, and the upper cover plate has a closed state and a flipped state. In the closed state, the positioning hole of the upper cover plate is opposite to the receiving groove up and down; in the flipped state, the upper cover plate flips to the upper outer side of the receiving groove; A baffle is provided inside the positioning hole, and when in the covered state, the positioning hole and the circuit board of the product body are matched in a concave and convex manner, and the baffle and the pad area of ​​the circuit board are staggered. An inner protrusion is also provided on the inner side of the positioning hole, and when in the covered state, the inner protrusion is pressed and fitted with the circuit board of the product body.

2. The atomizer circuit board welding jig according to claim 1 is characterized in that: The baffle is fixedly arranged in the middle of the positioning hole, and a first side area located on one side of the baffle and a second side area located on the other side of the baffle are formed inside the positioning hole.

3. The atomizer circuit board welding jig according to claim 2, characterized in that: Two inner protrusions are provided, both of which are located at the lower side of the baffle, and the two inner protrusions are spaced apart relative to the width direction of the circuit board.

4. The atomizer circuit board welding jig according to claim 1, characterized in that: The inner protrusion is an inner flange, and the baffle, the inner flange and the upper cover plate are an integral structure.

5. The atomizer circuit board welding jig according to claim 1, characterized in that: A concave portion is also provided on one side of the baffle, and the concave portion is used to be arranged corresponding to the pad area of ​​the circuit board.

6. The atomizer circuit board welding jig according to claim 1, characterized in that: A avoidance hole is provided in the middle of the baffle, and the avoidance hole is used for positioning and matching with the power interface of the circuit board.

7. The atomizer circuit board welding jig according to claim 1, characterized in that: A chamfered portion is also provided along the lower hole of the positioning hole corresponding to the edge of the circuit board.

8. The atomizer circuit board welding jig according to claim 1, characterized in that: The outer contour of the main base is a rectangular parallelepiped, the receiving groove is a blind groove arranged on the upper part of the main base, and a plurality of the receiving grooves are arranged at intervals parallel to the length direction of the main base.

9. The atomizer circuit board welding jig according to claim 8, characterized in that: The side panel is fixedly connected to a long side surface of the main base, the outer contour of the upper cover is a rectangle, a plurality of positioning holes are arranged at intervals parallel to the length direction of the upper cover, and a long side of the upper cover is connected to the upper edge of the side panel by a hinge.

10. The atomizer circuit board welding jig according to claim 1, characterized in that: The main base is fixedly connected with a support column, and in the closed state, the support column cooperates with the upper cover plate support.

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