Supporting structure for furnace carrier

Abstract

The supporting structure is characterized in that a supporting structure containing cavity is formed in the center of the top of a supporting structure base, a supporting structure limiting groove is formed in the side, away from the supporting structure containing cavity, of the top of the supporting structure base, and a first sliding plate and a second sliding plate are arranged on the top of the supporting structure limiting groove in a crossed mode; a first clamping plate is fixedly arranged at the bottom of the first sliding plate, a first pressing plate is arranged in the first clamping plate, and a plurality of sets of symmetrical first limiting springs are fixedly arranged at the top of the first pressing plate. A second clamping plate is fixedly arranged at the bottom of the second sliding plate, a second pressing plate is arranged in the second clamping plate, and a plurality of sets of symmetrical second limiting springs are fixedly arranged at the top of the second pressing plate. Through the arrangement of the supporting structure base, the first sliding plate, the second sliding plate, the supporting structure handle and the like, the problems that the PCB deforms in the high-temperature processing process, and meanwhile the PCB possibly falls off due to unstable clamping caused by high-temperature processing are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of furnace carriers, in particular to a supporting structure for furnace carriers. Background Art

[0002] In the production process of circuit boards, PCB boards usually need to be subjected to high-temperature treatment, such as welding, reflow soldering, sintering and other processes. However, during these high-temperature treatments, if the PCB board is not properly supported by a fixture, it is easy to deform, resulting in a decrease in product quality. At the same time, the PCB board may also fall due to unstable clamping due to high-temperature treatment, further affecting product quality. Utility Model Content

[0003] The utility model aims to provide a support structure for a furnace carrier in order to solve the problem that a PCB board may be deformed during high temperature treatment and the PCB board may also fall due to unstable clamping due to high temperature treatment.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a support structure for a furnace carrier, comprising: a support structure accommodating cavity is opened at the top center of the support structure base, a support structure limiting groove is opened on the top side of the support structure base away from the support structure accommodating cavity, a slide plate 1 and a slide plate 2 are arranged in an intersecting manner at the top of the support structure limiting groove, a clamping plate 1 is fixedly provided at the bottom of the slide plate 1, a pressure plate 1 is arranged inside the clamping plate 1, and a plurality of groups of symmetrical limiting springs 1 are fixedly provided on the top of the pressure plate 1, a clamping plate 2 is fixedly provided at the bottom of the slide plate 2, a pressure plate 2 is arranged inside the clamping plate 2, and a plurality of groups of symmetrical limiting springs 2 are fixedly provided on the top of the pressure plate 2.

[0005] As a further solution of the utility model: a pressure plate reset rod 1 is fixedly provided at the top center of the pressure plate 1, and the pressure plate reset rod 1 penetrates the clamp plate 1 and is slidably connected to the clamp plate 1; a pressure plate reset rod 2 is fixedly provided at the top center of the pressure plate 2, and the pressure plate reset rod 2 penetrates the clamp plate 2 and is slidably connected to the clamp plate 2.

[0006] As a further solution of the utility model: the skateboard one is penetrated by a skateboard limiting bolt one in the direction away from the supporting structure accommodating cavity, the skateboard two is penetrated by a skateboard limiting bolt two in the direction away from the supporting structure accommodating cavity, the skateboard limiting bolt one is screwed to the skateboard one, and the skateboard limiting bolt two is screwed to the skateboard two.

[0007] As a further solution of the utility model: the contact parts of the slide plate 1 and the slide plate 2 with the support structure limit groove are fixedly provided with a slide plate limit slider, and the slide plate limit slider is slidably connected to the support structure base through the support structure limit groove.

[0008] As a further solution of the utility model: a plurality of symmetrical support structure top columns are provided at the bottom of the support structure accommodating cavity, the support structure top columns are fixedly connected to the support structure base, the material of the support structure top columns is rubber material, the top of the support structure top columns is arc-shaped, and the top of the support structure top columns is consistent with the horizontal direction of the inner bottom side wall of the splint.

[0009] As a further solution of the utility model: the support structure base is provided with two groups of symmetrical support structure installation grooves away from the support structure top column.

[0010] As a further solution of the utility model: two groups of symmetrical support structure handles are fixedly provided on the top of the support structure base away from the support structure accommodating cavity.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model provides a support structure base, a slide plate 1, a slide plate 2, a clamp plate 1, a clamp plate 2, a pressure plate 1, a pressure plate 2, a limit spring 1, a limit spring 2, a pressure plate reset rod 1, a pressure plate reset rod 2, a slide plate limit bolt 1, a slide plate limit bolt 2, a slide plate limit slider, a support structure top column and a support structure handle. By adjusting the positions of the slide plate 1 and the slide plate 2 in the limit groove of the support structure, the distance between the clamp plate 1 and the clamp plate 2 can be adjusted to adapt to PCB boards of different sizes. The clamp plate 1 and the clamp plate 2 are connected to the clamp plate 1 and the clamp plate 2 through the limit spring 1 and the limit spring 2 to form an elastic pressure structure. When the PCB board is placed between the clamp plates, the clamp plate 1 and the clamp plate 2 will be tightly attached to the PCB board under the action of the spring, so as to play a role of fixing and preventing it from falling. The pressure plate reset rod 1 and the pressure plate reset rod 2 are respectively fixed to the top center of the pressure plate 1 and the pressure plate 2, and penetrate the clamp plate 1 and the clamp plate 2. The function of the pressure plate reset rod is to ensure that the pressure plate can move up and down smoothly under the action of the spring, and at the same time it also increases the stability of the structure. By adjusting the position of the slide plate limit bolt, the position of slide plate one and slide plate two in the support structure limit groove can be fixed, thereby fixing the distance between clamp plate one and clamp plate two, solving the problem of deformation of the PCB board during high temperature treatment, and the PCB board may also fall due to unstable clamping due to high temperature treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a three-dimensional diagram of the support structure base of the utility model;

[0015] Figure 3 It is a three-dimensional diagram of the internal structure of the supporting structure accommodating cavity of the utility model;

[0016] Figure 4 The utility model Figure 3 Enlarged view of point A in the middle;

[0017] Figure 5 The utility model Figure 3 Enlarged view of point B in the middle.

[0018] In the figure: 1. support structure base; 2. support structure accommodating cavity; 3. support structure limiting groove; 4. slide plate 1; 5. slide plate 1; 6. clamp plate 1; 7. pressure plate 1; 8. limiting spring 1; 9. clamp plate 2; 10. pressure plate 2; 11. limiting spring 2; 12. pressure plate reset rod 1; 13. pressure plate reset rod 2; 14. slide plate limiting bolt 1; 15. slide plate limiting bolt 2; 16. slide plate limiting slider; 17. support structure top column; 18. support structure mounting groove; 19. support structure handle. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" 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 a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0021] Reference Figures 1 to 5In an embodiment of the utility model, a support structure for a furnace carrier comprises: a support structure base 1, a support structure accommodating cavity 2 is provided at the top center of the support structure base 1, a support structure limiting groove 3 is provided on the top of the support structure base 1 away from the support structure accommodating cavity 2, a slide plate 1 4 and a slide plate 2 5 are arranged on the top of the support structure limiting groove 3, a clamp plate 1 6 is fixedly provided at the bottom of the slide plate 4, a pressure plate 1 7 is arranged inside the clamp plate 6, a plurality of groups of symmetrical limiting springs 1 8 are fixedly provided on the top of the pressure plate 7, a clamp plate 2 9 is fixedly provided at the bottom of the slide plate 2 5, a pressure plate 2 10 is arranged inside the clamp plate 2 9, and a plurality of groups of symmetrical limiting springs 2 11 are fixedly provided on the top of the pressure plate 2 10, PCB boards of different sizes can be adapted by adjusting the positions of the slide plates 1 4 and 2 5, and the PCB boards are fixed by the elastic pressure structures of the pressure plates 1 7 and 2 10 to prevent them from deformation and falling, and at the same time, the design of the support structure top column 17 also ensures the stability of the PCB board when it is placed, and the whole structure is simple and easy to operate, and is suitable for large-scale production lines.

[0022] Reference Figures 1 to 5 A pressure plate reset rod 12 is fixedly provided at the top center of the pressure plate 7, and the pressure plate reset rod 12 penetrates the clamp plate 6 and is slidably connected to the clamp plate 6. A pressure plate reset rod 2 13 is fixedly provided at the top center of the pressure plate 2 10, and the pressure plate reset rod 2 13 penetrates the clamp plate 2 9 and is slidably connected to the clamp plate 2 9. The function of the pressure plate reset rod is to ensure that the pressure plate can move up and down smoothly under the action of the spring, and also increases the stability of the structure.

[0023] Reference Figures 1 to 5 The slide plate 1 4 is penetrated by a slide plate limiting bolt 14 in the direction away from the supporting structure accommodating cavity 2, and the slide plate 2 5 is penetrated by a slide plate limiting bolt 2 15 in the direction away from the supporting structure accommodating cavity 2. The slide plate limiting bolt 14 is screwed to the slide plate 1 4, and the slide plate limiting bolt 2 15 is screwed to the slide plate 2 5. By adjusting the position of the slide plate limiting bolt, the position of the slide plate 1 4 and the slide plate 2 5 in the supporting structure limiting groove 3 can be fixed, thereby fixing the distance between the clamp plate 1 6 and the clamp plate 2 9.

[0024] Reference Figures 1 to 5 The contact parts of the skateboard 1 4 and the skateboard 2 5 with the supporting structure limiting groove 3 are both provided with a skateboard limiting slider 16. The skateboard limiting slider 16 is slidably connected to the supporting structure base 1 through the supporting structure limiting groove 3. The skateboard limiting sliders 16 at different positions are fixedly connected to the skateboard 1 4 and the skateboard 2 5, which ensures the stability and accuracy of the skateboard 1 4 and the skateboard 2 5 during the movement.

[0025] Reference Figures 1 to 5A plurality of symmetrical support structure top columns 17 are provided at the bottom of the support structure accommodating cavity 2. The support structure top columns 17 are fixedly connected to the support structure base 1. The material of the support structure top columns 17 is rubber material. The top of the support structure top columns 17 is arc-shaped. The top of the support structure top columns 17 is consistent with the horizontal direction of the inner bottom side wall of the splint 6. The design of the support structure top columns 17 can ensure that the PCB board is stable and not easy to deform when placed.

[0026] Reference Figures 1 to 5 The support structure base 1 is provided with two sets of symmetrical support structure installation grooves 18 in the direction away from the support structure top column 17, and the top of the support structure base 1 is provided with two sets of symmetrical support structure handles 19 in the direction away from the support structure accommodating cavity 2. The support structure installation grooves 18 are used to fix the support structure base 1 on the furnace jig, and the support structure handles 19 are convenient for operators to carry and move the support structure base 1.

[0027] The working principle of the utility model is as follows: first, according to the size of the PCB board, the distance between the first clamping plate 6 and the second clamping plate 9 is changed to adapt by adjusting the slide plate 1 4 and the slide plate 2 5, and after the PCB board is placed on the top column 17 of the supporting structure, the elastic pressure formed by the combination of the pressure plate 1 7 and the limit spring 1 8 in the clamping plate 1 6 and the pressure plate 2 10 and the limit spring 2 11 in the clamping plate 2 9 is used to firmly fix the PCB board to ensure that it will not shift or fall during the furnace process, and then the rubber material and arc design of the top column 17 of the supporting structure provide a stable support for the PCB board. , to prevent its deformation. At the same time, the supporting structure mounting groove 18 is used to fix the supporting structure base 1 on the furnace jig. The supporting structure handle 19 is convenient for the operator to carry and move the supporting structure base 1. Then the slide limit sliders 16 at different positions are fixedly connected to the slide plates 1 4 and the slide plates 2 5, which ensures the stability and accuracy of the slide plates 1 4 and the slide plates 2 5 during the movement. Finally, when passing through the furnace, the pressing plates 1 7 and the pressing plates 2 10 can automatically adjust with the thermal expansion of the PCB board to maintain the fixing effect. The entire structure is easy to operate and has high stability, and is suitable for large-scale production lines.

[0028] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A support structure for a furnace carrier, characterized in that: include: A support structure base (1), wherein a support structure accommodating cavity (2) is provided at the center of the top of the support structure base (1), a support structure limiting groove (3) is provided at the side of the top of the support structure base (1) away from the support structure accommodating cavity (2), a slide plate one (4) and a slide plate two (5) arranged in an intersecting manner are provided at the top of the support structure limiting groove (3), a clamp plate one (6) is fixedly provided at the bottom of the slide plate one (4), a pressure plate one (7) is provided inside the clamp plate one (6), a plurality of groups of symmetrical limiting springs one (8) are fixedly provided at the top of the pressure plate one (7), a clamp plate two (9) is fixedly provided at the bottom of the slide plate two (5), a pressure plate two (10) is provided inside the clamp plate two (9), and a plurality of groups of symmetrical limiting springs two (11) are fixedly provided at the top of the pressure plate two (10).

2. A support structure for a furnace carrier according to claim 1, characterized in that: A pressure plate reset rod 1 (12) is fixedly provided at the top center of the pressure plate 1 (7), and the pressure plate reset rod 1 (12) passes through the clamp plate 1 (6) and is slidably connected to the clamp plate 1 (6). A pressure plate reset rod 2 (13) is fixedly provided at the top center of the pressure plate 2 (10), and the pressure plate reset rod 2 (13) passes through the clamp plate 2 (9) and is slidably connected to the clamp plate 2 (9).

3. A support structure for a furnace carrier according to claim 2, characterized in that: A slide plate limiting bolt 1 (14) passes through the slide plate 1 (4) in a direction away from the supporting structure accommodating chamber (2), and a slide plate limiting bolt 2 (15) passes through the slide plate 2 (5) in a direction away from the supporting structure accommodating chamber (2). The slide plate limiting bolt 1 (14) is screwed to the slide plate 1 (4), and the slide plate limiting bolt 2 (15) is screwed to the slide plate 2 (5).

4. A support structure for a furnace carrier according to claim 3, characterized in that: The contact portions of the slide plate 1 (4) and the slide plate 2 (5) with the support structure limit groove (3) are both fixedly provided with a slide plate limit slider (16), and the slide plate limit slider (16) is slidably connected to the support structure base (1) via the support structure limit groove (3).

5. A support structure for a furnace carrier according to claim 4, characterized in that: A plurality of groups of symmetrical support structure top columns (17) are provided at the bottom of the support structure accommodating cavity (2); the support structure top columns (17) are fixedly connected to the support structure base (1); the material of the support structure top columns (17) is rubber material; the top of the support structure top columns (17) is arranged in an arc shape; the top of the support structure top columns (17) is aligned in the horizontal direction with the inner bottom side wall of the first clamping plate (6).

6. A support structure for a furnace carrier according to claim 5, characterized in that: The support structure base (1) is provided with two groups of symmetrical support structure installation grooves (18) in a direction away from the support structure top column (17).

7. A support structure for a furnace carrier according to claim 6, characterized in that: Two groups of symmetrical support structure handles (19) are fixedly provided on the top of the support structure base (1) in a direction away from the support structure accommodating cavity (2).

Images