Reflow soldering locking and clamping jig and soldering positioning device

Abstract

The utility model provides a reflow soldering locking and clamping jig and a soldering positioning device. The reflow soldering locking and clamping jig comprises a storage base, two side plates, a top cover plate and a locking and clamping assembly. A to-be-welded product is placed on the storage base; each side plate is fixedly arranged on one side part of the storage base, and the positions of the two side plates are opposite; the top cover plate is detachably and movably arranged between the two side plates and is opposite to the position of the storage base; the side, away from the top cover plate, of each side plate is provided with a stop boss, and the locking and clamping assembly is installed on the top cover plate in a lifting mode. When a to-be-welded product needs to be placed, the top cover plate can be detached from the opposite position of the storage base, and the to-be-welded product can be conveniently and directly placed on the storage base from the opposite position of the top cover plate at the moment, so that interference in the placing and placing process of the to-be-welded product is reduced.

Description

TECHNICAL FIELD

[0001] The present disclosure relates to the technical field of welding fixing devices, in particular to a reflow soldering locking fixture and a welding positioning device. BACKGROUND

[0002] In the conventional tin paste reflow soldering process, a C-shaped locking fixture is generally used to lock the product to be soldered. Please refer to Figure 1 , due to the structural design of the C-shaped locking fixture, the product to be soldered can only enter the C-shaped locking fixture from the side, at this time the locking screws on each clamping wall of the C-shaped locking fixture will interfere with the process of adjusting the placement of the product to be soldered. At this time, the individual locking screws need to be adjusted one by one, and the use process is complicated. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the present disclosure is to overcome the shortcomings in the prior art, and to provide a reflow soldering locking fixture and a welding positioning device which can more conveniently place and arrange the product to be soldered.

[0004] The purpose of the present disclosure is achieved by the following technical solutions:

[0005] A reflow soldering locking fixture, comprising:

[0006] a product placing base for placing the product to be soldered;

[0007] two side plates, each of which is fixedly arranged on one side of the product placing base, and the positions of the two side plates are opposite to each other;

[0008] The reflow soldering locking fixture further comprises a top cover plate and a locking assembly;

[0009] The top cover plate is detachably movably arranged between the two side plates and opposite to the product placing base; each of the side plates is provided with a stop protrusion on the side away from the top cover plate, and the locking assembly is liftably installed on the top cover plate; each end of the top cover plate is used to abut against one of the stop protrusions when the locking assembly is pressed against the product to be soldered, so that the locking assembly tightly fixes the product to be soldered.

[0010] In some embodiments, a limiting edge is further arranged at the first end of the stop protrusion, and the limiting edge abuts against the edge of the top cover plate.

[0011] In some embodiments, the locking assembly comprises a screw rod body and a pressing block; the screw rod body is arranged through the top cover plate and threadedly cooperates with the top cover plate; the pressing block is fixedly arranged at one end of the screw rod body and close to the product placing base; and the pressing block is used to press against the product to be soldered.

[0012] In some embodiments, the screw body is provided with an adjusting knob at an end away from the pressing block.

[0013] In some embodiments, the locking clamp assembly is located at a middle position of the top cover plate.

[0014] In some embodiments, the reflow soldering locking clamp jig further comprises a pre-pressing plate; the pre-pressing plate is arranged between the top cover plate and the product placing base, and is used for covering the product to be soldered; and the locking clamp assembly is pressed against the pre-pressing plate.

[0015] In some embodiments, the pre-pressing plate is provided with a positioning column, and the product placing base is provided with a positioning hole; the positioning column cooperates with the positioning hole.

[0016] In some embodiments, the product placing base is provided with a plurality of air passing through holes at intervals.

[0017] In some embodiments, the product placing base is provided with a limiting groove, and the product to be soldered is embedded in the limiting groove.

[0018] A soldering positioning device comprises the reflow soldering locking clamp jig of any of the above embodiments.

[0019] Compared with the prior art, the present disclosure has at least the following advantages:

[0020] The reflow soldering locking clamp jig described above, since the top cover plate is detachably arranged between the two side plates and opposite to the position of the product placing base, when the product to be soldered needs to be placed, the top cover plate can be detached from the opposite position of the product placing base, and at this time, the product to be soldered can be conveniently placed on the product placing base from the opposite position of the top cover plate, thereby reducing the interference in the process of placing and arranging the product to be soldered. Since the side plates are provided with the stop protrusions away from the top cover plate, and the locking clamp assembly is installed on the top cover plate, when the product to be soldered is arranged in place, the top cover plate can be re-arranged between the two side plates and the locking clamp assembly is pressed against the product to be soldered, so that each end of the top cover plate is respectively pressed against one stop protrusion, so as to press and fix the product to be soldered by the locking clamp assembly, and such operation is more convenient and simple. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present disclosure, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0022] Figure 1 FIG. 1 is a structural schematic diagram of a conventional C-type locking fixture;

[0023] Figure 2 FIG. 2 is a structural schematic diagram of a reflow soldering locking fixture according to an embodiment of the present disclosure;

[0024] Figure 3 FIG. 3 is a perspective view of the reflow soldering locking fixture shown in FIG. 2. Figure 2 FIG. 4 is a sectional view of the reflow soldering locking fixture shown in FIG. 2.

[0025] Reference Signs:

[0026] 10, product to be soldered;

[0027] 100, product base; 101, alignment hole; 102, air passage hole; 103, limiting groove;

[0028] 200, side plate; 210, stop boss; 2110, edge limiting portion;

[0029] 300, top cover plate; 310, threaded hole;

[0030] 400, locking assembly; 410, screw body; 420, pressing block; 430, adjusting knob;

[0031] 500, pre-pressing plate; 510, alignment column. DETAILED DESCRIPTION

[0032] In order to facilitate the understanding of the present disclosure, the present disclosure will be described more fully below with reference to the accompanying drawings. The preferred embodiments of the present disclosure are shown in the drawings. However, the present disclosure can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the disclosure of the present disclosure can be more thoroughly and completely understood.

[0033] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be an intervening element. The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only and are not intended to be limiting.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used in the description of the disclosure herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0035] In order to better understand the technical solutions and beneficial effects of the present disclosure, the present disclosure will be further described in detail below in combination with specific embodiments:

[0036] Please refer to Figure 2 The reflow soldering locking fixture of one embodiment includes a product placing base 100, two side plates 200, a top cover plate 300 and a locking assembly 400; the product placing base 100 is used for placing a product to be soldered 10; each side plate 200 is fixedly arranged at one side of the product placing base 100, and the positions of the two side plates 200 are opposite to each other; the top cover plate 300 is detachably movably arranged between the two side plates 200 and opposite to the product placing base 100 in position; each side plate 200 is provided with a stop boss 210 on the side away from the top cover plate 300; the locking assembly 400 is mounted on the top cover plate 300 in a lifting manner; each end of the top cover plate 300 is used for abutting against one stop boss 210 when the locking assembly 400 is pressed against the product to be soldered 10, so as to press and fix the product to be soldered 10 tightly by the locking assembly 400. In this embodiment, the product to be soldered 10 is a heat sink, of course, this is only an example and does not limit the present disclosure.

[0037] It can be understood that, since the top cover plate 300 is detachably movably arranged between the two side plates 200 and opposite to the product placing base 100 in position, when it is needed to place the product to be soldered 10, the top cover plate 300 can be detached from the opposite position of the product placing base 100, at this time, the product to be soldered 10 can be conveniently placed on the product placing base 100 directly from the opposite position of the top cover plate 300, thereby reducing the interference in the process of placing and arranging the product to be soldered 10. Since each side plate 200 is provided with a stop boss 210 on the side away from the top cover plate 300, and the locking assembly 400 is mounted on the top cover plate 300 in a lifting manner, after the product to be soldered 10 is arranged in place, the top cover plate 300 can be repositioned between the two side plates 200 and the locking assembly 400 is adjusted to press against the product to be soldered 10, so that each end of the top cover plate 300 abuts against one stop boss 210, thereby enabling the locking assembly 400 to press and fix the product to be soldered 10 tightly, and the operation is more convenient and simple.

[0038] Please refer to Figure 2 In some embodiments, the first end of the stop boss 210 is further provided with a limiting edge portion 2110 abutting against the edge of the top cover plate 300. It can be understood that, since the first end of the stop boss 210 is further provided with the limiting edge portion 2110 abutting against the edge of the top cover plate 300, the top cover plate 300 can be simultaneously subjected to the pressing force of the stop boss 210 and the limiting edge portion 2110, thereby making the position of the top cover plate 300 more stable.

[0039] Please refer to Figure 3In some embodiments, the locking and clamping assembly 400 comprises a screw body 410 and a pressing block 420. The screw body 410 is arranged through the top cover plate 300 and is threadedly engaged with the top cover plate 300. The pressing block 420 is fixedly arranged at one end of the screw body 410 and is close to the product base 100. The pressing block 420 is used to press the product to be welded 10. It can be understood that, since the screw body 410 is arranged through the top cover plate 300 and is threadedly engaged with the top cover plate 300, and the pressing block 420 is fixedly arranged at one end of the screw body 410 close to the product base 100, the screw body 410 can be adjusted to rotate relative to the top cover plate 300, so that the screw body 410 is lowered to press and fix the product to be welded 10. Specifically, the top cover plate 300 is provided with a threaded hole 310, the hole wall of the threaded hole 310 is provided with an internal thread, the screw body 410 is arranged through the threaded hole 310, and the peripheral wall of the screw body 410 is provided with an external thread, and the internal thread is engaged with the external thread.

[0040] Referring to Figure 2 With Figure 3 In some embodiments, the screw body 410 is provided with an adjusting knob 430 at the end away from the pressing block 420. It can be understood that, since the screw body 410 is provided with the adjusting knob 430 at the end away from the pressing block 420, when it is necessary to adjust the rotation of the screw body 410 relative to the top cover plate 300, the adjusting knob 430 can be directly adjusted to conveniently drive the screw body 410 to rotate through the adjusting knob 430. Specifically, the transverse section of the adjusting knob 430 can be polygonal, such as square, rhombus or hexagon, and of course, the present disclosure is not limited thereto, and other selections can be made by those skilled in the art according to the needs.

[0041] Referring to Figure 2 In some embodiments, the locking and clamping assembly 400 is located at the middle position of the top cover plate 300. It can be understood that, since the locking and clamping assembly 400 is located at the middle position of the top cover plate 300, when the locking and clamping assembly 400 is lowered and pressed onto the product to be welded 10, the locking and clamping assembly 400 can also be just pressed at the position close to the center of the product to be welded 10, so as to quickly fix the whole product to be welded 10.

[0042] Referring to Figure 2 With Figure 3In some embodiments, the reflow soldering locking fixture further comprises a pre-pressing plate 500; the pre-pressing plate 500 is arranged between the top cover plate 300 and the product placing base 100, and is used to cover the product to be soldered 10; the locking assembly 400 is pressed on the pre-pressing plate 500. It can be understood that, since the pre-pressing plate 500 is arranged between the top cover plate 300 and the product placing base 100, when the pre-pressing plate 500 is arranged on the product to be soldered 10, the pressing force of the locking assembly 400 can be better transmitted to the entire product to be soldered 10 through the pre-pressing plate 500 when the locking assembly 400 is pressed on the pre-pressing plate 500, thereby further improving the fixing stability of the reflow soldering locking fixture to the product to be soldered 10.

[0043] Please refer to Figure 3 In some embodiments, the pre-pressing plate 500 is provided with a positioning column 510, and the product placing base 100 is provided with a positioning hole 101; the positioning column 510 is matched with the positioning hole 101. It can be understood that, by matching the positioning column 510 on the pre-pressing plate 500 with the positioning hole 101 on the product placing base 100, the pre-pressing plate 500 can be more accurately arranged on the predetermined position of the product to be soldered 10, thereby facilitating assembly.

[0044] Please refer to Figure 3 In some embodiments, the product placing base 100 is provided with a plurality of air passing through holes 102. It can be understood that, since the product placing base 100 is provided with a plurality of air passing through holes 102, when the solder paste reflow soldering is performed, the solder paste and hot air can contact the product to be soldered 10 through the air passing through holes 102, thereby facilitating the solder paste reflow soldering.

[0045] Please refer to Figure 3 In some embodiments, the product placing base 100 is provided with a limiting groove 103, and the product to be soldered 10 is embedded in the limiting groove 103. It can be understood that, since the product placing base 100 is provided with a limiting groove 103, by embedding the product to be soldered 10 in the limiting groove 103, the position of the product to be soldered 10 can be better constrained by the groove wall of the limiting groove 103.

[0046] Please refer to Figure 2 and Figure 3As shown, the present disclosure also provides a welding positioning device comprising the reflow soldering locking clamp jig of any of the above embodiments. By applying the reflow soldering locking clamp jig of the present disclosure in the welding positioning device, since the top cover plate 300 is detachably arranged between the two side plates 200 and opposite to the position of the product placing base 100, when the product to be soldered 10 needs to be placed, the top cover plate 300 can be detached from the opposite position of the product placing base 100, at this time, the product to be soldered 10 can be conveniently placed on the product placing base 100 directly from the opposite position of the top cover plate 300, and the interference in the placing and placing process is less. Since the stop boss 210 is arranged on the side of each side plate 200 away from the top cover plate 300, and the locking clamp assembly 400 is installed on the top cover plate 300, when the product to be soldered 10 is placed in place, the top cover plate 300 can be re-arranged between the two side plates 200 and the locking clamp assembly 400 is adjusted to press against the product to be soldered 10, so that each end of the top cover plate 300 is abutted against one stop boss 210, so that the locking clamp assembly 400 tightly fixes the product to be soldered 10, and the operation is more convenient and simple.

[0047] Compared with the prior art, the present disclosure has at least the following advantages:

[0048] The reflow soldering locking clamp jig described above, since the top cover plate 300 is detachably arranged between the two side plates 200 and opposite to the position of the product placing base 100, when the product to be soldered 10 needs to be placed, the top cover plate 300 can be detached from the opposite position of the product placing base 100, at this time, the product to be soldered 10 can be conveniently placed on the product placing base 100 directly from the opposite position of the top cover plate 300, thereby reducing the interference in the placing and placing process of the product to be soldered 10. Since the stop boss 210 is arranged on the side of each side plate 200 away from the top cover plate 300, and the locking clamp assembly 400 is installed on the top cover plate 300, when the product to be soldered 10 is placed in place, the top cover plate 300 can be re-arranged between the two side plates 200 and the locking clamp assembly 400 is adjusted to press against the product to be soldered 10, so that each end of the top cover plate 300 is abutted against one stop boss 210, so that the locking clamp assembly 400 tightly fixes the product to be soldered 10, and the operation is more convenient and simple.

[0049] The above-described embodiments only express several embodiments of the present disclosure, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present disclosure, a number of modifications and improvements can be made, which belong to the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure patent should be subject to the appended claims.

Claims

1. A reflow soldering locking fixture, comprising: a product placing base, on which a product to be soldered is placed; two side plates, each of which is fixedly arranged at a side of the product placing base, and the positions of the two side plates are opposite to each other; characterized in that the reflow soldering locking fixture further comprises a top cover plate and a locking assembly; the top cover plate is detachably movably arranged between the two side plates and opposite to the product placing base in position; each of the side plates is provided with a stop boss on a side away from the top cover plate; the locking assembly is liftably installed on the top cover plate; each end of the top cover plate is used to abut against one of the stop bosses when the locking assembly is pressed against the product to be soldered, so that the locking assembly tightly fixes the product to be soldered.

2. The reflow solder lock clamp fixture of claim 1, wherein, a first end of the stop boss is further provided with a limiting edge portion, which abuts against an edge of the top cover plate.

3. The reflow solder lock clamp fixture of claim 1, wherein, the locking assembly comprises a screw rod body and a pressing block; the screw rod body is arranged through the top cover plate and threadedly cooperates with the top cover plate; the pressing block is fixedly arranged at one end of the screw rod body and close to the product placing base; the pressing block is used to press against the product to be soldered.

4. The reflow solder lock clamp fixture of claim 3, wherein, an adjusting knob is arranged at an end of the screw rod body away from the pressing block.

5. The reflow solder lock clamp fixture of claim 1, wherein, the locking assembly is located at a middle position of the top cover plate.

6. The reflow solder lock clamp fixture of claim 1, wherein, the reflow soldering locking fixture further comprises a pre-pressing plate; the pre-pressing plate is arranged between the top cover plate and the product placing base, and is used to cover the product to be soldered; the locking assembly is pressed against the pre-pressing plate.

7. The reflow solder lock clamp fixture of claim 6, wherein, the pre-pressing plate is provided with an alignment column, and the product placing base is provided with an alignment hole; the alignment column cooperates with the alignment hole.

8. The reflow solder lock clamp fixture of claim 1, wherein, a plurality of air passing through holes are arranged at intervals on the product placing base.

9. The reflow solder lock clamp fixture of claim 1, wherein, the product placing base is provided with a limiting groove, in which the product to be soldered is embedded.

10. A welding positioning device characterized by, the reflow soldering locking fixture according to any one of claims 1 to 9.

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