Preheating device for electronic component

Abstract

The utility model relates to the technical field of preheating devices, and discloses a preheating device for electronic components, which comprises a base and a heating plate, the top end of the base is fixedly connected with a preheating chamber, the top end of the preheating chamber is provided with a preheating seat, the inside of the base is slidably connected with a closing plate, the inside of the base is provided with a motor, and the motor is connected with the heating plate. The driving end of the motor is fixedly connected with a stirring disc, the interior of the base is rotationally connected with a driving disc, the front side of the driving disc is fixedly connected with a stirring convex block, the front side of the driving disc is rotationally connected with a driving plate, and the bottom end of the outer side of the closing plate is rotationally connected to the top end of the driving plate. According to the utility model, under the condition that the stirring disc is driven, the stirring disc is matched with the stirring convex block and the driving disc to drive the driving plate, so that the closing of the closing plate is controlled, the preheating work can be prevented from being carried out in an external environment, the time of the preheating process is shortened, and the time cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to preheating device technical field especially relates to a preheating device for electronic components. BACKGROUND

[0002] The electronic component preheating device is a device specially designed to control and regulate the temperature of electronic components before welding or other high-temperature operations. It is mainly used to heat electronic components to an appropriate working temperature in advance to reduce thermal stress and ensure the quality and reliability of welding or other process operations.

[0003] The existing part of the electronic component preheating device is directly placed in the external environment for preheating the PCB, and there may be wind, humidity and other factors in the external environment, which may interfere with the preheating process of the electronic component, such as water vapor on the surface of the solder pad of the surface mounted component, affecting the subsequent welding quality, and compared with the specially designed preheating device, the preheating in the external environment may be less efficient, and the preheating process may take longer time, and the time cost of the welding production line is increased, so an electronic component preheating device is proposed to solve the above problems. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a kind of electronic component preheating device, to improve the preheating process of part of electronic component preheating device in prior art when preheating PCB, preheating operation is directly placed in external environment, preheating process is easily influenced by external environment, and the efficiency of preheating is low, the preheating process may need longer time, and the time cost is increased.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A kind of electronic component preheating device, including base and heating plate, the top of the base is fixedly connected with preheating chamber, the top of the preheating chamber is installed with preheating seat, the inside of the base is slidably connected with closure plate, the inside of the base is installed with motor, the drive end of the motor is fixedly connected with dolly, the inside of the base is rotatably connected with driving disc, the front side of the driving disc is fixedly connected with dolly protruding block, the front side of the driving disc is rotatably connected with driving plate, the outside bottom end of the closure plate is rotatably connected at the top of the driving plate, the inside of the base is fixedly connected with two reset components for resetting closure plate, the inside top front and back sides of the preheating seat are fixedly connected with fixing component for fixing heating plate;

[0007] As a further description of the above technical scheme:

[0008] The reset assembly comprises a mounting seat and a supporting rod, one end of the mounting seat is fixedly connected to the inside of the base, and the outside of the supporting rod is slidably connected to the inside of the mounting seat, and a reset spring is arranged outside the supporting rod;

[0009] As a further description of the above technical solution:

[0010] The top end of the supporting rod is fixedly connected to the bottom end of the closing plate, and the bottom end of the supporting rod is fixedly connected to the top end of the mounting seat.

[0011] As a further description of the above technical solution:

[0012] The fixed assembly comprises a sliding sleeve, a sliding groove, a driving column and a clamping strip, the top end of the sliding sleeve is fixedly connected to the inside top end of the preheating seat, the sliding groove is formed in the inside of the sliding sleeve, the outside of the driving column is slidably connected to the inside of the sliding sleeve, the bottom end of the clamping strip is fixedly connected to the top end of the driving column, the outside of the driving column is fixedly connected with a sliding column, and the bottom end of the driving column is fixedly connected with a pushing piece.

[0013] As a further description of the above technical solution:

[0014] The outside of the driving column is slidably connected to the inside of the preheating seat, and the outside of the clamping strip is slidably connected to the inside of the heating plate.

[0015] As a further description of the above technical solution:

[0016] The outside of the sliding column is slidably connected to the inside of the sliding groove, and the outside of the driving column is sleeved with a pushing spring.

[0017] As a further description of the above technical solution:

[0018] The bottom end of the base is fixedly connected with supporting legs at four corners, and the rear end of the driving disc is in contact with the front side of the driving disc.

[0019] As a further description of the above technical solution:

[0020] The bottom end of the pushing spring is fixedly connected to the top end of the pushing piece, and the top end of the pushing spring is fixedly connected to the bottom end of the sliding sleeve.

[0021] The utility model has the advantages of the following:

[0022] 1、The utility model discloses a preheating device, which comprises a base, a preheating seat, a heating plate, a closing plate, a reset assembly, a fixed assembly and a driving disc.

[0023] 2. In this utility model, by pressing the push plate upward, the push column and the locking strip are driven to separate the locking strip from the heating plate, which enables quick maintenance of the heating plate, reduces the maintenance process, reduces maintenance time, and improves maintenance efficiency. Attached Figure Description

[0024] Figure 1 This is a three-dimensional schematic diagram of a preheating device for electronic components proposed in this utility model;

[0025] Figure 2 This is a schematic diagram of the preheating chamber of a preheating device for electronic components proposed in this utility model;

[0026] Figure 3 This is a schematic diagram of the structure of a preheating base for a preheating device for electronic components proposed in this utility model;

[0027] Figure 4 This is a schematic diagram of the structure of the closed plate of a preheating device for electronic components proposed in this utility model;

[0028] Figure 5 This is a schematic diagram of the structure of the actuating disc of a preheating device for electronic components proposed in this utility model;

[0029] Figure 6 for Figure 3 Enlarged view of point A in the middle.

[0030] Legend:

[0031] 1. Base; 2. Preheating chamber; 3. Preheating seat; 4. Heating plate; 5. Closing plate; 6. Motor; 7. Actuating disc; 8. Driving disc; 9. Actuating protrusion; 10. Driving plate; 11. Mounting seat; 12. Support rod; 13. Return spring; 14. Sliding sleeve; 15. Sliding groove; 16. Driving column; 17. Locking strip; 18. Sliding column; 19. Push plate; 20. Push spring; 21. Support leg. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] Reference Figure 1 - Figure 3 and Figure 4 - Figure 5The utility model provides an embodiment: an electronic component preheating device, including base 1 and heating plate 4, the top fixedly connected with preheating chamber 2 of base 1, the top of preheating chamber 2 is installed preheating seat 3, the design of preheating seat 3 is to facilitate the placement heating plate 4, the inside slidingly connected with closing plate 5 of base 1, the design of closing plate 5 is to facilitate the inside closing of preheating chamber 2, the inside installation of base 1 has motor 6, the design of motor 6 is to facilitate driving driving disc 7 rotation, the driving end fixedly connected with driving disc 7 of motor 6.

[0034] The inside rotatably connected with driving disc 8 of base 1, the design of driving disc 8 is to cooperate with driving lug 9, under the driving of driving disc 7, pull driving plate 10, to pull closing plate 5, the front side fixedly connected with driving lug 9 of driving disc 8, the design of driving lug 9 is to facilitate driving disc 7 by driving it, to drive driving disc 8, the front side rotatably connected with driving plate 10 of driving disc 8, the design of driving plate 10 is to facilitate the connection closing plate 5 and driving disc 8, the outside bottom end rotatably connected in the top end of driving plate 10 of closing plate 5, the inside fixedly connected with two reset components for resetting closing plate 5 of base 1.

[0035] The inside top front and back of preheating seat 3 are fixedly connected with the fixed component for fixing heating plate 4, reset component includes installation seat 11 and support rod 12, one end of installation seat 11 is fixedly connected in the inside of base 1, the design of installation seat 11 is to facilitate the constraint of support rod 12, also is to block and support reset spring 13, the outside slidingly connected in the inside of installation seat 11 of support rod 12, the design of support rod 12 is to facilitate pushing closing plate 5, reset spring 13 is sleeved on the outside of support rod 12, the top end of support rod 12 is fixedly connected in the bottom end of closing plate 5, the design of support rod 12 is to facilitate pushing closing plate 5, the bottom end of support rod 12 is fixedly connected in the top end of installation seat 11, the bottom end of base 1 is fixedly connected with support leg 21, the design of support leg 21 is to facilitate supporting base 1, the rear end of driving disc 7 is in contact with the front side of driving disc 8, the design of driving disc 7 is to under the driving of motor 6, by driving driving lug 9, to rotate driving disc 8, let driving disc 8 drive driving plate 10 when rotating.

[0036] As Figure 3 And Figure 6As shown, the fixed assembly comprises a sliding sleeve 14, a sliding groove 15, a driving column 16 and a clamping strip 17. The top end of the sliding sleeve 14 is fixedly connected to the inner top end of the preheating seat 3. The sliding sleeve 14 is designed to cooperate with the sliding groove 15, so that the sliding column 18 slides in the sliding groove 15 to drive the driving column 16 to rotate. The sliding groove 15 is arranged in the inner side of the sliding sleeve 14. The outer side of the driving column 16 is slidably connected to the inner side of the sliding sleeve 14. The driving column 16 is designed to connect the clamping strip 17 and the pushing piece 19. The bottom end of the clamping strip 17 is fixedly connected to the top end of the driving column 16. The clamping strip 17 is designed to facilitate clamping with the heating plate 4. The outer side of the driving column 16 is fixedly connected with the sliding column 18.

[0037] The sliding column 18 is designed to slide in the sliding groove 15 to drive the driving column 16 to rotate. The bottom end of the driving column 16 is fixedly connected with the pushing piece 19. The pushing piece 19 is designed to be pushed by the pushing spring 20 to drive the driving column 16 and the clamping strip 17, so that the clamping strip 17 is clamped with the heating plate 4. The outer side of the driving column 16 is slidably connected to the inner side of the preheating seat 3. The driving column 16 is designed to connect the clamping strip 17 and the pushing piece 19. The outer side of the clamping strip 17 is slidably connected to the inner side of the heating plate 4. The clamping strip 17 is designed to facilitate clamping with the heating plate 4.

[0038] The outer side of the sliding column 18 is slidably connected to the inner side of the sliding groove 15. The sliding column 18 is designed to slide in the sliding groove 15 to drive the driving column 16 to rotate. The outer side of the driving column 16 is sleeved with the pushing spring 20. The pushing spring 20 is designed to facilitate pushing the pushing piece 19 to drive the driving column 16 and the clamping strip 17, so that the clamping strip 17 is clamped with the heating plate 4. The bottom end of the pushing spring 20 is fixedly connected to the top end of the pushing piece 19. The top end of the pushing spring 20 is fixedly connected to the bottom end of the sliding sleeve 14. The pushing spring 20 is designed to facilitate pushing the pushing piece 19 to drive the driving column 16 and the clamping strip 17, so that the clamping strip 17 is clamped with the heating plate 4.

[0039] Working principle: when the PCB is preheated, the preheating device is needed, at this time, the motor 6 is started, the motor 6 drives the dial plate 7 to rotate half a turn, the dial plate 7 will rotate, and the driving plate 8 will rotate, the driving plate 8 will rotate, and the driving plate 10 will be driven, the driving plate 10 will be driven, the closing plate 5 will be lowered, thereby opening the inside of the preheating chamber 2, during which, the closing plate 5 will extrude the reset spring 13, the PCB is placed in the inside top of the preheating seat 3 for placement, at this time, the motor 6 drives the dial plate 7 to rotate, the dial plate 7 drives the dialing protrusion 9, when the dialing protrusion 9 is in the appropriate position, the supporting rod 12 will push the closing plate 5 to reset the closing plate 5, and the dialing protrusion 9 will drive the plate 8 and the driving plate 10 to be driven by the closing plate 5, and reset, at this time, the closing plate 5 will close the preheating chamber 2, by driving the dial plate 7, cooperating with the dialing protrusion 9 and the driving plate 8, driving the driving plate 10, thereby realizing the control of the closing of the closing plate 5, avoiding the preheating work in the external environment, shortening the preheating process time, reducing the time cost, when the heating plate 4 fails, the heating plate 4 needs to be maintained, only the pushing piece 19 needs to be pressed upward, the pushing piece 19 drives the driving column 16, thereby driving the clamping strip 17 to separate from the heating plate 4, at this time, the heating plate 4 can be taken out from the preheating seat 3, when the heating plate 4 is maintained, the heating plate 4 is placed in the preheating seat 3, at this time, the pushing spring 20 pushes the pushing piece 19, the pushing piece 19 drives the driving column 16 and the clamping strip 17, the clamping strip 17 is recombined with the heating plate 4, the heating plate 4 can be fixed, by pressing the pushing piece 19 upward, thereby driving the driving column 16 and the clamping strip 17, the clamping strip 17 is separated from the heating plate 4, the heating plate 4 can be quickly maintained, the maintenance process is reduced, the maintenance time is reduced, and the maintenance work efficiency is improved.

[0040] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A preheating device for electronic components, comprising a base (1) and a heating plate (4), characterized in that: A preheating chamber (2) is fixedly connected to the top of the base (1), and a preheating seat (3) is installed on the top of the preheating chamber (2). A closing plate (5) is slidably connected inside the base (1). A motor (6) is installed inside the base (1). A toggle disc (7) is fixedly connected to the drive end of the motor (6). A drive disc (8) is rotatably connected inside the base (1). A toggle protrusion (9) is fixedly connected to the front side of the drive disc (8). A drive plate (10) is rotatably connected to the front side of the drive disc (8). The bottom outer end of the closing plate (5) is rotatably connected to the top of the drive plate (10). Two reset components for resetting the closing plate (5) are fixedly connected inside the base (1). Fixing components for fixing the heating plate (4) are fixedly connected to the front and rear sides of the top of the preheating seat (3).

2. The preheating device for electronic components according to claim 1, characterized in that: The reset assembly includes a mounting base (11) and a support rod (12). One end of the mounting base (11) is fixedly connected to the inside of the base (1). The outer side of the support rod (12) is slidably connected to the inside of the mounting base (11). A reset spring (13) is sleeved on the outer side of the support rod (12).

3. The preheating device for electronic components according to claim 2, characterized in that: The top end of the support rod (12) is fixedly connected to the bottom end of the closed plate (5), and the bottom end of the support rod (12) is fixedly connected to the top end of the mounting base (11).

4. The preheating device for electronic components according to claim 1, characterized in that: The fixing assembly includes a sliding sleeve (14), a sliding groove (15), a driving column (16), and a retaining strip (17). The top end of the sliding sleeve (14) is fixedly connected to the inner top end of the preheating base (3). The sliding groove (15) is opened inside the sliding sleeve (14). The outer side of the driving column (16) is slidably connected to the inside of the sliding sleeve (14). The bottom end of the retaining strip (17) is fixedly connected to the top end of the driving column (16). A sliding column (18) is fixedly connected to the outer side of the driving column (16). A pushing piece (19) is fixedly connected to the bottom end of the driving column (16).

5. A preheating device for electronic components according to claim 4, characterized in that: The outer side of the drive column (16) is slidably connected to the inside of the preheating seat (3), and the outer side of the clip (17) is slidably connected to the inside of the heating plate (4).

6. A preheating device for electronic components according to claim 4, characterized in that: The outer side of the sliding column (18) is slidably connected to the inside of the sliding groove (15), and the outer side of the driving column (16) is fitted with a push spring (20).

7. A preheating device for electronic components according to claim 1, characterized in that: The base (1) has four fixed support legs (21) at its bottom corners, and the rear end of the actuating disc (7) is in contact with the front side of the driving disc (8).

8. A preheating device for electronic components according to claim 6, characterized in that: The bottom end of the push spring (20) is fixedly connected to the top end of the push plate (19), and the top end of the push spring (20) is fixedly connected to the bottom end of the sliding sleeve (14).

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