Waste recovery device for circuit production

Abstract

The utility model discloses a waste recovery device for circuit production, which comprises a support base and a top heating separation box, a rotating shaft is transversely and rotatably arranged in the middle of the heating separation box, a plurality of support rods are arranged on the outer side of the rotating shaft, and a heating distribution pipe is fixedly arranged on the outer sides of the plurality of support rods together. The heating and distributing pipe is sequentially divided into a front heating supporting pipe, a filter screen pipe and a rear supporting pipe from front to back, a feeding pipe extending into the front heating supporting pipe is arranged at the top of the front end of the heating and separating box, a discharging channel matched with the filter screen pipe is arranged at the bottom of the middle of the supporting base, and a rear discharging pipe matched with the rear supporting pipe is arranged on the rear side of the supporting base. An electric heater is arranged on the inner side of the front heating supporting pipe. Compared with the prior art, the circuit board waste recovery device has the advantages that materials are conveyed forwards through rotation, and soldering tin points are melted through high-temperature heating, so that classification of substrates and electric devices is guaranteed, and waste recovery operation of circuit boards can be efficiently carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board recycling, in particular to a waste recycling device for circuit production. Background Art

[0002] Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. Circuit boards are divided into three major categories according to the number of layers: single-sided boards, double-sided boards, and multi-layer circuit boards. Circuit boards are divided into flexible circuit boards (FPC), rigid circuit boards (PCB), and flexible and rigid combined circuit boards (FPCB) according to their characteristics.

[0003] In the production process of circuit boards, some waste is often generated due to design and operation reasons, and this part of the waste often needs to be recycled and reused. The electrical components on the circuit board are often connected by soldering. Recycling often requires cutting the solder joints and then sorting the electrical components and substrates for recycling. This separation method is slow and inefficient. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a circuit production waste recycling device with high efficiency separation in view of the deficiencies in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a waste recycling device for circuit production, comprising a supporting base and a top heating and separation box, a rotating shaft is provided in the middle of the heating and separation box for horizontal rotation, a plurality of supporting rods are connected to the outer side of the rotating shaft, a heating distribution pipe is fixedly connected to the outer sides of the plurality of supporting rods, and the heating distribution pipe is divided into a front heating support pipe, a filter mesh pipe and a rear support pipe from front to back, a driving motor is connected in the middle of the front side of the heating and separation box for driving the rotating shaft to rotate, a feeding pipe extending into the front heating support pipe is connected to the top of the front end of the heating and separation box, a discharge channel matching the filter mesh pipe is provided at the middle bottom of the support base, a rear discharge pipe matching the rear support pipe is connected to the rear side of the support base, an electric heater is connected to the inner side of the front heating support pipe, and an annular conductive slide rail is directly connected to the inner side of the heating and separation box and the heating distribution pipe.

[0006] Furthermore, the top of the top heating separation box is connected to an exhaust fan that cooperates with the filter mesh tube, and the top of the top heating separation box is connected to an external pipe that cooperates with the exhaust fan. The discharge channel and the rear discharge pipe are respectively connected to a first air quality sensor and a second air quality sensor, which facilitates the external discharge of exhaust gas generated by heating.

[0007] Furthermore, the front heating support tube, the filter mesh tube and the inner sides of the rear support tube are fixedly connected together and provided with material guiding blades to facilitate the forward material guiding operation.

[0008] Furthermore, a temperature sensor is connected to the front side of the top heating separation box to facilitate sensing of the internal temperature.

[0009] Furthermore, a support ring frame cooperating with the front heating support tube and the rear support tube is provided in the front connection of the top heating separation box, a plurality of circular grooves are provided on the inner side of the support ring frame, balls are provided in the circular grooves for rotation connection, and annular grooves cooperating with the balls are provided on the outer sides of the front heating support tube and the rear support tube, so as to facilitate the stable rotation operation of the heating distribution tube.

[0010] The utility model has the advantages of a waste recycling device for circuit production compared with the prior art in that the utility model feeds materials forward by rotation and melts solder points by high temperature heating, thereby ensuring the classification of substrates and electrical components, and thus enabling efficient recycling of circuit board waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The utility model is a three-dimensional structural schematic diagram of a waste material recovery device for circuit production.

[0012] Figure 2 The utility model is a schematic cross-sectional structural diagram of a waste material recovery device for circuit production.

[0013] Figure 3 The utility model is a schematic diagram of the structure of a heating material distribution pipe of a waste material recovery device for circuit production.

[0014] Figure 4 The utility model is a schematic diagram of a supporting ring frame structure of a waste material recovery device for circuit production.

[0015] As shown in the figure: 1. Support base; 2. Heating separation box; 3. Rotating shaft; 4. Support rod; 5. Heating distribution pipe; 6. Driving motor; 7. Front heating support pipe; 8. Filter mesh pipe; 9. Rear support pipe; 10. Annular conductive slide rail; 11. Feeding pipe; 12. Discharge channel; 13. Rear discharge pipe; 14. Electric heater; 15. External pipeline; 16. Exhaust fan; 17. Guide blade; 18. First air quality sensor; 19. Second air quality sensor; 20. Temperature sensor; 21. Support ring frame; 22. Circular groove; 23. Ball bearing; 24. Ring groove. DETAILED DESCRIPTION

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0017] Combined with Figure 1-4, a waste recycling device for circuit production, comprising a supporting base 1 and a top heating and separation box 2, wherein the middle of the heating and separation box 2 is horizontally rotatably connected with a rotating shaft 3, the outer side of the rotating shaft 3 is connected with a plurality of supporting rods 4, and the outer sides of the plurality of supporting rods 4 are commonly fixedly connected with a heating distribution pipe 5, the heating distribution pipe 5 is divided into a front heating support pipe 7, a filter mesh pipe 8 and a rear support pipe 9 from front to back, the inner side of the front heating support pipe 7 is connected with an electric heater 14, and the electric heater 14 can keep the inside of the front heating support pipe 7 at a high temperature, and the front side of the top heating and separation box 2 is connected with a temperature sensor 20, and the temperature sensor 20 can sense whether the internal temperature reaches a suitable temperature, so as to ensure that the tin points on the circuit board are melted quickly, thereby ensuring that the electrical components on the circuit board are separated from the substrate, and the middle of the front side of the heating and separation box 2 is connected with a driving motor 6 for driving the rotating shaft 3 to rotate, and the driving motor 6 drives the rotating shaft 3 and the heating The rotation of the hot distribution pipe 5, the front heating support pipe 7, the filter mesh pipe 8 and the inner side of the rear support pipe 9 are jointly fixedly connected with a guide blade 17, and the circuit board can be stably conveyed forward by the guide blade 17. The front end top of the heating separation box 2 is connected with a feeding pipe 11 extending into the front heating support pipe 7, and the waste circuit board can be added into the heating support pipe 7 through the feeding pipe 11. The middle bottom of the support base 1 is provided with a discharge channel 12 that cooperates with the filter mesh pipe 8. Smaller electrical components fall out through the filter mesh pipe 8 and are discharged through the discharge channel 12. The rear side of the support base 1 is connected with a rear discharge pipe 13 that cooperates with the rear support pipe 9. The remaining substrates of the filter mesh pipe 8 are discharged through the rear discharge pipe 13. The inner side of the heating separation box 2 is directly connected with the heating distribution pipe 5 and is provided with an annular conductive slide rail 10. The annular conductive slide rail 10 is a common prior art, that is, a conductive contact block connected to the electric heater 14 is used for power supply through a conductive slide groove, so it will not be described in detail.

[0018] The top of the top heating separation box 2 is connected to an exhaust fan 16 that cooperates with the filter mesh tube 8. The top of the top heating separation box 2 is connected to an external pipe 15 that cooperates with the exhaust fan 16. The discharge channel 12 and the rear discharge pipe 13 are respectively connected to a first air quality sensor 18 and a second air quality sensor 19. The first air quality sensor 18 and the second air quality sensor 19 can detect whether the exhaust gas is leaking, and then the exhaust fan 16 is started. The external pipe 15 needs to be connected to an external exhaust gas treatment device to prevent harmful exhaust gas from being discharged.

[0019] The top heating separation box 2 is provided with a support ring frame 21 that cooperates with the front heating support tube 7 and the rear support tube 9 at the front connection. The support ring frame 21 is provided with a plurality of circular grooves 22 on the inner side. Balls 23 are rotatably connected in the circular grooves 22. The front heating support tube 7 and the rear support tube 9 are provided with annular grooves 24 that cooperate with the balls 23 on the outer sides. When the heating support tube 7 and the rear support tube 9 rotate, in order to prevent the heating support tube 7 and the rear support tube 9 from rotating unstably and reduce the weighing pressure of the rotating shaft 3, the support ring frame 21 can be used to auxiliary support the heating distribution tube 5.

[0020] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A circuit production waste recycling device, comprising a support base (1) and a top heating separation box (2), Features: The heating separation box (2) is provided with a rotating shaft (3) in the middle for horizontal rotation connection, a plurality of support rods (4) are connected to the outer side of the rotating shaft (3), a heating distribution pipe (5) is fixedly connected to the outer sides of the plurality of support rods (4), and the heating distribution pipe (5) is divided into a front heating support pipe (7), a filter mesh pipe (8) and a rear support pipe (9) from front to back. A driving motor (6) for driving the rotating shaft (3) to rotate is connected to the middle of the front side of the heating separation box (2), a feeding pipe (11) extending into the front heating support pipe (7) is connected to the top of the front end of the heating separation box (2), a discharge channel (12) for cooperating with the filter mesh pipe (8) is provided at the middle bottom of the support base (1), a rear discharge pipe (13) for cooperating with the rear support pipe (9) is connected to the rear side of the support base (1), an electric heater (14) is connected to the inner side of the front heating support pipe (7), and a ring-shaped conductive slide rail (10) is directly connected to the inner side of the heating separation box (2) and the heating distribution pipe (5).

2. A circuit production waste recycling device according to claim 1, Features: The top of the top heating separation box (2) is connected to an exhaust fan (16) that cooperates with the filter mesh tube (8), and the top of the top heating separation box (2) is connected to an external pipe (15) that cooperates with the exhaust fan (16). The discharge channel (12) and the rear discharge pipe (13) are respectively connected to a first air quality sensor (18) and a second air quality sensor (19).

3. A circuit production waste recycling device according to claim 1, Features: The inner sides of the front heating support tube (7), the filter mesh tube (8) and the rear support tube (9) are fixedly connected together and provided with a material guide blade (17).

4. A circuit production waste recycling device according to claim 1, Features: The inner front side of the top heating separation box (2) is connected to a temperature sensor (20).

5. A circuit production waste recycling device according to claim 1, Features: The top heating separation box (2) is provided with a support ring frame (21) in the front connection to match the front heating support tube (7) and the rear support tube (9), a plurality of circular grooves (22) are provided on the inner side of the support ring frame (21), balls (23) are rotatably connected in the circular grooves (22), and annular grooves (24) matching the balls (23) are provided on the outer sides of the front heating support tube (7) and the rear support tube (9).

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