CN220901777U

CN220901777U - Arc-shaped local forming die for hardware machining

Info

Publication number: CN220901777U
Application number: CN202322226878.4U
Authority: CN
Inventors: 徐飞翔
Original assignee: Hangzhou Jinluo Hardware Co ltd
Current assignee: Hangzhou Jinluo Hardware Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-05-07
Anticipated expiration: 2033-08-18

Abstract

The utility model discloses an arc-shaped local forming die for processing hardware, which comprises a base, wherein a workbench for placing a workpiece to be processed is arranged at the upper end of the base, a hydraulic forming device for locally processing the workpiece into an arc shape is arranged above the workbench, pressing devices which are symmetrically distributed left and right and are used for fixing the position of the workpiece are respectively arranged on the left side and the right side of the workbench, and each pressing device comprises a pressing block for pressing the end part of the workpiece. The utility model solves the problem of lower yield of the traditional stamping device in the prior art. The utility model has the advantages of simple structure, convenient use, high stability, high yield and the like.

Description

Arc-shaped local forming die for hardware machining

Technical Field

The utility model relates to the field of workpiece processing equipment, in particular to an arc-shaped local forming die for hardware processing.

Background

Currently, china patent net discloses a nonmetal gasket stamping device, publication No. CN219311465U, which comprises a copper pad, an outer circle stamping device and an inner circle stamping device; the top of the excircle stamping device is provided with a copper pad with the thickness of 3 mm; the outer surface of the excircle stamping device is a cylinder; the inner surface is provided with two limiting steps, and the first limiting step is used for axially positioning the inner circle stamping device; the second limiting step is used for positioning the outer circle of the gasket to be manufactured; the opening at the lower end of the excircle stamping device is a chamfer angle with the diameter of 3 multiplied by 6mm outwards, so that a circular tip cutting edge is manufactured; the outer surface of the inner circle stamping device is a step-shaped cylinder, and the diameter of the upper cylinder is the diameter of the lower cylinder for positioning the inner circle of the gasket to be manufactured; the lower port of the lower part cylinder is a chamfer angle with the inner side of 3 multiplied by 6mm, and a circular tip cutting edge is manufactured; the center positions of the copper pad, the outer circle punching device and the inner circle punching device are provided with communicated through holes. After the gasket is damaged, a maintainer can finish the manufacture of the common gasket by himself without delaying normal industrial production.

The non-metal gasket stamping device in the patent has the advantage of simple structure, but the stamping device is not provided with a device for stamping the workpiece by the fixing belt, so that the workpiece is easy to deviate in position in the stamping process, and the yield of workpiece processing is low.

Disclosure of utility model

The utility model aims to solve the problem of lower yield of the traditional stamping device in the prior art, and provides an arc-shaped local forming die for processing hardware with higher yield.

The utility model discloses an arc-shaped local forming die for processing hardware, which comprises a base, wherein a workbench for placing a workpiece to be processed is arranged at the upper end of the base, a hydraulic forming device for locally processing the workpiece into an arc shape is arranged above the workbench, pressing devices which are symmetrically distributed left and right and are used for fixing the position of the workpiece are respectively arranged on the left side and the right side of the workbench, and each pressing device comprises a pressing block for pressing the end part of the workpiece.

Preferably, the hydraulic forming device comprises a hydraulic machine as a main body, the lower end of the hydraulic machine is provided with a supporting plate for supporting the hydraulic machine, four corners of the lower end of the supporting plate are respectively provided with supporting columns matched with the supporting plate, the upper ends of the supporting columns are welded with the lower end face of the supporting plate, and the lower ends of the supporting columns are welded with the upper end face of the base.

Preferably, the hydraulic machine is connected with the upper end surface of the supporting plate through a set screw, a hydraulic through hole matched with a hydraulic column of the hydraulic machine is formed in the supporting plate right below the hydraulic machine, the hydraulic column of the hydraulic machine is inserted into the hydraulic through hole, and an arc-shaped pressing block for processing a workpiece placed on the workbench is arranged below the hydraulic column of the hydraulic machine

Preferably, the bottom of the hydraulic column of the hydraulic machine is sleeved with a pressing block seat for installing an arc pressing block, the upper end face of the arc pressing block is welded with the lower end face of the pressing block seat, a threaded sleeve hole matched with the lower end part of the hydraulic column of the hydraulic machine is formed in the center of the upper end of the pressing block seat, and the lower end part of the hydraulic column of the hydraulic machine is connected with the pressing block seat through the threaded sleeve hole.

Preferably, a fixing position for locating the workpiece is arranged in the center of the upper end face of the workbench, a guide post through hole matched with a hydraulic post of the hydraulic machine is arranged on the workbench right below the fixing position, and a limiting block for limiting the arc-shaped pressing block is arranged in the guide post through hole.

Preferably, the center of the top of the limiting block is provided with an arc limiting groove matched with the arc pressing block, and the bottom of the limiting block is welded with the upper end face of the base.

Preferably, the pressing device comprises a motor groove formed in the left side and the right side of the upper end of the workbench, a pressing motor used for driving the pressing block is installed in the motor groove, a vertical screw rod matched with the pressing block is arranged on the output shaft side of the pressing motor, a movable plate matched with the vertical screw rod and used for installing the pressing block is arranged on the vertical screw rod, and a guide rod matched with the vertical screw rod is arranged on the movable plate located on one side of the vertical screw rod.

Preferably, the bottom of the pressing motor is connected with the bottom in the motor groove through a set screw, a screw rod through hole matched with a vertical screw rod is formed in the movable plate, a screw rod pair matched with the vertical screw rod is embedded in the screw rod through hole, a guide through hole matched with a guide rod is formed in the movable plate on one side of the screw rod through hole, the lower end face of the movable plate on the other side of the screw rod through hole is welded with the upper end face of the pressing block, and a fixing block used for limiting the movable plate is arranged at the upper end of the vertical screw rod.

Preferably, the upper end of an output shaft of the pressing motor is connected with the lower end of a vertical screw rod through a coupler, a screw rod bearing matched with the vertical screw rod is embedded in the lower end face of the fixed block, the upper end of the vertical screw rod is inserted in the center of the screw rod bearing, the upper end of the guide rod is inserted in the lower end face of the fixed block, and the lower end of the guide rod is inserted in the upper end face of the workbench.

Preferably, an infrared sensor J1 for measuring and calculating the curvature of a workpiece is embedded on a limiting block positioned at the lower end of the bottom center of an arc-shaped limiting groove, an electric cabinet matched with the infrared sensor J1 is erected on a supporting column positioned on the right side of the limiting block, a mounting frame for mounting the electric cabinet is welded on the supporting column positioned at the lower end of the electric cabinet, the upper end of the mounting frame is welded with the lower end of the electric cabinet, a PCB matched with the infrared sensor J1 is arranged in the electric cabinet, and a power circuit and a control circuit are arranged on the PCB; the power circuit comprises a power module M1, a switch K1 and a diode D1, wherein a pin 1 of the power module M1 is electrically connected with the positive electrode of the diode D1, the negative electrode of the diode D1 is electrically connected with one end of the switch K1, the other end of the switch K1 outputs +VCC, and a pin 2 of the power module M1 is grounded; the control circuit comprises a control chip U1, a crystal oscillator Y1, an infrared sensor J1, a Bluetooth module J2, a resistor R1, a resistor R2, a resistor R3, a switch K2, a switch K3, a switch K4, a capacitor C1, a capacitor C2 and a capacitor C3, wherein the switch K1, the switch K2, the switch K3 and the switch K4 are embedded in the front end surface of the electric cabinet from top to bottom in sequence, one end of the crystal oscillator Y1 is respectively electrically connected with one end of the capacitor C1 and 19 pins of the control chip U1, the other end of the crystal oscillator Y1 is respectively electrically connected with one end of the capacitor C2 and 18 pins of the control chip U1, the other end of the capacitor C1 is electrically connected with the other end of the capacitor C2, the other end of the capacitor C1 is grounded, one end of the resistor R1 is respectively connected with one end of the switch K2, one end of the capacitor C3 and 9 pins of the control chip U1, the other end of the resistor R1 is grounded, the other end of the switch K2 is electrically connected with the other end of the capacitor C3, the other end of the switch K2 is connected with +VCC, the 31 pin of the control chip U1 is connected with +VCC, the 1 pin of the control chip U1 is electrically connected with one end of the resistor R2, the 2 pin of the control chip U1 is electrically connected with one end of the resistor R3, the other end of the resistor R2 is electrically connected with one end of the switch K3, the other end of the resistor R3 is electrically connected with one end of the switch K4, the other end of the switch K3 and the other end of the switch K4 are respectively grounded, the 1 pin of the infrared sensor J1 is connected with +VCC, the 2 pin of the infrared sensor J1 is electrically connected with the 6 pin of the control chip U1, the 3 pin of the infrared sensor J1 is electrically connected with the 7 pin of the control chip U1, the 4 pin of the infrared sensor J1 is grounded, the 1 pin of the Bluetooth module J2 is connected with +VCC, the Bluetooth module J2 is electrically connected with the 10 pins of the control chip U1, the 3 pin of the Bluetooth module J2 is electrically connected with the 11 pin of the control chip U1, and the 4 pin of the Bluetooth module J2 is grounded.

The hydraulic machine can be of the following types: four-column hydraulic press.

The model of the power supply module is HLK-20M12; the model of the control chip U1 is STC89C52. The model of the infrared sensor J1 is GP2Y0A21YK0F; the Bluetooth module can be of a model DX2003 BLE; before normal operation, the user can burn the required program into the control chip U1 through the burner. The switch K2 may be used to reset the control chip U1.

During operation, a workpiece to be processed is placed on a fixed position at the upper end of the workbench, the power supply circuit is electrically connected with the 220V daily work circuit, the switch K1 is turned on, the power supply circuit starts to work and provides electric energy for the control circuit, the infrared sensor J1 starts to work and collect the distance between the infrared sensor J1 and the center of the bottom surface of the workpiece in real time, collected data are sent to the control chip U1, after the control chip U1 receives a distance signal, the bending degree of the workpiece at the moment is calculated, the pressing motors at the left side and the right side of the workbench are started respectively, the pressing motors drive the vertical screw rod to rotate clockwise, the vertical screw rod drives the movable plate to move downwards under the action of the screw rod pair to enable the pressing block to be close to one end of the workpiece until the pressing block abuts against the upper end face of the workpiece, the workpiece is prevented from shifting during processing through pressing and fixing the workpiece, and the yield of the workpiece after processing is improved.

When the workpiece is processed, the hydraulic press is started, the hydraulic press drives the hydraulic column to move downwards, the arc pressing block moves downwards to slowly approach the workpiece under the drive of the hydraulic column until the arc pressing block abuts against the processing surface of the workpiece, at the moment, the arc pressing block starts to forge the front processing part of the workpiece into an arc shape, a limiting block positioned below the workpiece is matched with the arc pressing block in the forging process to form the arc shape on the back of the processing part of the workpiece, a user can press a switch K3 in the process, at the moment, the Bluetooth module J2 starts to work to send calculated bending data of the workpiece to a mobile phone of the user, the user can check the bending value of the workpiece in real time by the mobile phone, press the switch K3, the Bluetooth module J2 stops working, then reversely rotates a compressing motor to separate the compressing block from the workpiece, and then the formed workpiece can be taken out.

The utility model has the following beneficial effects: simple structure, convenient to use, stability is high, and the yields is high.

Drawings

FIG. 1 is a schematic illustration of the present utility model when a workpiece is not being processed.

Fig. 2 is a schematic diagram of the present utility model when processing a workpiece.

Fig. 3 is a schematic structural view of the workbench of the utility model.

Fig. 4 is a schematic diagram of a power circuit according to the present utility model.

Fig. 5 is a schematic diagram of the control circuit of the present utility model.

The device comprises a base 1, a workbench 2, a compression block 3, a hydraulic press 4, a support plate 5, a support column 6, an arc-shaped pressing block 7, a pressing block seat 8, a limiting block 9, a pressing motor 10, a vertical screw rod 11, a movable plate 12, a guide rod 13 and a fixed block 14.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.

Examples: according to the further explanation of fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the arc local forming die of hardware processing of this example, including base 1, base 1 upper end be equipped with and be used for placing the workstation 2 of waiting to process the work piece, workstation 2 top be equipped with and be used for processing the work piece local into curved hydraulic forming device, workstation 2 on the left and right sides be equipped with respectively and be bilateral symmetry distribution and be used for carrying out fixed position's closing device to the work piece, closing device including being used for carrying out the compact heap 3 that compresses tightly to the work piece tip.

The hydraulic forming device comprises a hydraulic machine 4 serving as a main body, a supporting plate 5 used for supporting the hydraulic machine 4 is arranged at the lower end of the hydraulic machine 4, supporting columns 6 matched with the supporting plate 5 are respectively arranged at four corners of the lower end of the supporting plate 5, the upper end of each supporting column 6 is welded with the lower end face of the supporting plate 5, and the lower end of each supporting column 6 is welded with the upper end face of the base 1.

The hydraulic press 4 is connected with the upper end face of the supporting plate 5 through set screws, a hydraulic through hole matched with a hydraulic column of the hydraulic press 4 is formed in the supporting plate 5 right below the hydraulic press 4, the hydraulic column of the hydraulic press 4 is inserted into the hydraulic through hole, and an arc-shaped pressing block 7 for processing a workpiece placed on the workbench 2 is arranged below the hydraulic column of the hydraulic press 4.

The hydraulic cylinder bottom of the hydraulic machine 4 is sleeved with a pressing block seat 8 for installing an arc pressing block 7, the upper end face of the arc pressing block 7 is welded with the lower end face of the pressing block seat 8, a thread sleeve hole matched with the lower end part of the hydraulic cylinder of the hydraulic machine 4 is formed in the center of the upper end of the pressing block seat 8, and the lower end part of the hydraulic cylinder of the hydraulic machine 4 is connected with the pressing block seat 8 through the thread sleeve hole.

The center of the upper end face of the workbench 2 is provided with a fixing position for locating a workpiece, the workbench 2 right below the fixing position is provided with a guide post through hole matched with a hydraulic post of the hydraulic press 4, and the guide post through hole is internally provided with a limiting block 9 for limiting the arc-shaped pressing block 7.

The center of the top of the limiting block 9 is provided with an arc limiting groove matched with the arc pressing block 7, and the bottom of the limiting block 9 is welded with the upper end face of the base 1.

The compressing device comprises a motor groove formed in the left side and the right side of the upper end of the workbench 2, a compressing motor 10 used for driving the compressing block 3 is installed in the motor groove, a vertical screw rod 11 matched with the compressing block 3 is arranged on the output shaft side of the compressing motor 10, a movable plate 12 matched with the vertical screw rod 11 and used for installing the compressing block 3 is arranged on the vertical screw rod 11, and a guide rod 13 matched with the vertical screw rod 11 is arranged on the movable plate 12 located on one side of the vertical screw rod 11.

The bottom of the pressing motor 10 is connected with the bottom in a motor groove through a set screw, a screw through hole matched with a vertical screw 11 is formed in the movable plate 12, a screw pair matched with the vertical screw 11 is embedded in the screw through hole, a guide through hole matched with a guide rod 13 is formed in the movable plate 12 positioned at one side of the screw through hole, the lower end face of the movable plate 12 positioned at the other side of the screw through hole is welded with the upper end face of the pressing block 3, and a fixed block 14 used for limiting the movable plate 12 is arranged at the upper end of the vertical screw 11.

The upper end of an output shaft of the pressing motor 10 is connected with the lower end of a vertical screw rod 11 through a coupler, a screw rod bearing matched with the vertical screw rod 11 is embedded in the lower end face of a fixed block 14, the upper end of the vertical screw rod 11 is inserted in the center of the screw rod bearing, the upper end of a guide rod 13 is inserted in the lower end face of the fixed block 14, and the lower end of the guide rod 13 is inserted in the upper end face of the workbench 2.

An infrared sensor J1 for measuring and calculating the curvature of a workpiece is embedded on a limiting block 9 positioned at the lower end of the bottom center of the arc-shaped limiting groove, an electric cabinet matched with the infrared sensor J1 is arranged on a supporting column 6 positioned at the right side of the limiting block 9, a mounting frame for mounting the electric cabinet is welded on the supporting column 6 positioned at the lower end of the electric cabinet, the upper end of the mounting frame is welded with the lower end of the electric cabinet, a PCB matched with the infrared sensor J1 is arranged in the electric cabinet, and a power circuit and a control circuit are arranged on the PCB; the power circuit comprises a power module M1, a switch K1 and a diode D1, wherein a pin 1 of the power module M1 is electrically connected with the positive electrode of the diode D1, the negative electrode of the diode D1 is electrically connected with one end of the switch K1, the other end of the switch K1 outputs +VCC, and a pin 2 of the power module M1 is grounded; the control circuit comprises a control chip U1, a crystal oscillator Y1, an infrared sensor J1, a Bluetooth module J2, a resistor R1, a resistor R2, a resistor R3, a switch K2, a switch K3, a switch K4, a capacitor C1, a capacitor C2 and a capacitor C3, wherein the switch K1, the switch K2, the switch K3 and the switch K4 are embedded in the front end surface of the electric cabinet from top to bottom in sequence, one end of the crystal oscillator Y1 is respectively electrically connected with one end of the capacitor C1 and 19 pins of the control chip U1, the other end of the crystal oscillator Y1 is respectively electrically connected with one end of the capacitor C2 and 18 pins of the control chip U1, the other end of the capacitor C1 is electrically connected with the other end of the capacitor C2, the other end of the capacitor C1 is grounded, one end of the resistor R1 is respectively connected with one end of the switch K2, one end of the capacitor C3 and 9 pins of the control chip U1, the other end of the resistor R1 is grounded, the other end of the switch K2 is electrically connected with the other end of the capacitor C3, the other end of the switch K2 is connected with +VCC, the 31 pin of the control chip U1 is connected with +VCC, the 1 pin of the control chip U1 is electrically connected with one end of the resistor R2, the 2 pin of the control chip U1 is electrically connected with one end of the resistor R3, the other end of the resistor R2 is electrically connected with one end of the switch K3, the other end of the resistor R3 is electrically connected with one end of the switch K4, the other end of the switch K3 and the other end of the switch K4 are respectively grounded, the 1 pin of the infrared sensor J1 is connected with +VCC, the 2 pin of the infrared sensor J1 is electrically connected with the 6 pin of the control chip U1, the 3 pin of the infrared sensor J1 is electrically connected with the 7 pin of the control chip U1, the 4 pin of the infrared sensor J1 is grounded, the 1 pin of the Bluetooth module J2 is connected with +VCC, the Bluetooth module J2 is electrically connected with the 10 pins of the control chip U1, the 3 pin of the Bluetooth module J2 is electrically connected with the 11 pin of the control chip U1, and the 4 pin of the Bluetooth module J2 is grounded.

The above embodiments are merely examples of the present utility model, but the present utility model is not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present utility model.

Claims

1. The arc-shaped local forming die for hardware machining comprises a base (1), wherein a workbench (2) for placing a workpiece to be machined is arranged at the upper end of the base (1), and is characterized in that a hydraulic forming device for locally machining the workpiece into an arc shape is arranged above the workbench (2), pressing devices which are symmetrically distributed left and right and are used for fixing the position of the workpiece are respectively arranged on the left side and the right side of the workbench (2), and each pressing device comprises a pressing block (3) for pressing the end part of the workpiece; the compressing device comprises a motor groove which is formed in the left side and the right side of the upper end of the workbench (2), a compressing motor (10) used for driving the compressing block (3) is installed in the motor groove, a vertical screw rod (11) matched with the compressing block (3) is arranged on the output shaft side of the compressing motor (10), a movable plate (12) matched with the vertical screw rod (11) and used for installing the compressing block (3) is arranged on the vertical screw rod (11), and a guide rod (13) matched with the vertical screw rod (11) is arranged on the movable plate (12) located on one side of the vertical screw rod (11); the bottom of the pressing motor (10) is connected with the bottom in the motor groove through a set screw, a screw through hole matched with a vertical screw rod (11) is formed in the movable plate (12), a screw pair matched with the vertical screw rod (11) is embedded in the screw through hole, a guide through hole matched with a guide rod (13) is formed in the movable plate (12) on one side of the screw through hole, the lower end face of the movable plate (12) on the other side of the screw through hole is welded with the upper end face of the pressing block (3), and a fixed block (14) used for limiting the movable plate (12) is arranged at the upper end of the vertical screw rod (11).

2. The arc-shaped local forming die for hardware machining according to claim 1, wherein the hydraulic forming device comprises a hydraulic machine (4) serving as a main body, a supporting plate (5) for supporting the hydraulic machine (4) is arranged at the lower end of the hydraulic machine (4), supporting columns (6) matched with the supporting plates (5) are respectively arranged at four corners of the lower end of the supporting plates (5), the upper ends of the supporting columns (6) are welded with the lower end face of the supporting plates (5), and the lower ends of the supporting columns (6) are welded with the upper end face of the base (1).

3. The arc-shaped local forming die for hardware machining according to claim 2, wherein the hydraulic machine (4) is connected with the upper end face of the supporting plate (5) through a set screw, a hydraulic through hole matched with a hydraulic column of the hydraulic machine (4) is formed in the supporting plate (5) right below the hydraulic machine (4), the hydraulic column of the hydraulic machine (4) is inserted into the hydraulic through hole, and an arc-shaped pressing block (7) for machining a workpiece placed on the workbench (2) is arranged below the hydraulic column of the hydraulic machine (4).

4. The arc-shaped local forming die for hardware machining according to claim 3 is characterized in that a pressing block seat (8) for installing an arc pressing block (7) is sleeved at the bottom of a hydraulic column of the hydraulic machine (4), the upper end face of the arc pressing block (7) is welded with the lower end face of the pressing block seat (8), a threaded trepanning matched with the lower end part of the hydraulic column of the hydraulic machine (4) is formed in the center of the upper end of the pressing block seat (8), and the lower end part of the hydraulic column of the hydraulic machine (4) is connected with the pressing block seat (8) through the threaded trepanning.

5. The arc-shaped local forming die for hardware machining according to claim 3 is characterized in that a fixing position for locating a workpiece is arranged in the center of the upper end face of the workbench (2), a guide post through hole matched with a hydraulic post of the hydraulic machine (4) is formed in the workbench (2) right below the fixing position, and a limiting block (9) for limiting an arc-shaped pressing block (7) is arranged in the guide post through hole.

6. The arc-shaped local forming die for hardware machining according to claim 5 is characterized in that an arc-shaped limiting groove matched with an arc-shaped pressing block (7) for use is formed in the center of the top of the limiting block (9), and the bottom of the limiting block (9) is welded with the upper end face of the base (1).

7. The arc-shaped local forming die for hardware machining according to claim 1 is characterized in that the upper end of an output shaft of a pressing motor (10) is connected with the lower end of a vertical screw rod (11) through a coupler, a screw rod bearing matched with the vertical screw rod (11) is embedded in the lower end face of a fixed block (14), the upper end of the vertical screw rod (11) is inserted in the center of the screw rod bearing, the upper end of a guide rod (13) is inserted in the lower end face of the fixed block (14), and the lower end of the guide rod (13) is inserted in the upper end face of a workbench (2).

8. The arc-shaped local forming die for hardware machining according to claim 6 is characterized in that an infrared sensor J1 for measuring and calculating the curvature of a workpiece is embedded in a limiting block (9) positioned at the lower end of the center of the bottom of an arc-shaped limiting groove, an electric cabinet matched with the infrared sensor J1 is erected on a supporting column (6) positioned on the right side of the limiting block (9), an installation frame for installing the electric cabinet is welded on the supporting column (6) positioned at the lower end of the electric cabinet, the upper end of the installation frame is welded with the lower end of the electric cabinet, a PCB matched with the infrared sensor J1 is arranged in the electric cabinet, and a power circuit and a control circuit are arranged on the PCB; the power circuit comprises a power module M1, a switch K1 and a diode D1, wherein a pin 1 of the power module M1 is electrically connected with the positive electrode of the diode D1, the negative electrode of the diode D1 is electrically connected with one end of the switch K1, the other end of the switch K1 outputs +VCC, and a pin 2 of the power module M1 is grounded; the control circuit comprises a control chip U1, a crystal oscillator Y1, an infrared sensor J1, a Bluetooth module J2, a resistor R1, a resistor R2, a resistor R3, a switch K2, a switch K3, a switch K4, a capacitor C1, a capacitor C2 and a capacitor C3, wherein the switch K1, the switch K2, the switch K3 and the switch K4 are embedded in the front end surface of the electric cabinet from top to bottom in sequence, one end of the crystal oscillator Y1 is respectively electrically connected with one end of the capacitor C1 and 19 pins of the control chip U1, the other end of the crystal oscillator Y1 is respectively electrically connected with one end of the capacitor C2 and 18 pins of the control chip U1, the other end of the capacitor C1 is electrically connected with the other end of the capacitor C2, the other end of the capacitor C1 is grounded, one end of the resistor R1 is respectively connected with one end of the switch K2, one end of the capacitor C3 and 9 pins of the control chip U1, the other end of the resistor R1 is grounded, the other end of the switch K2 is electrically connected with the other end of the capacitor C3, the other end of the switch K2 is connected with +VCC, the 31 pin of the control chip U1 is connected with +VCC, the 1 pin of the control chip U1 is electrically connected with one end of the resistor R2, the 2 pin of the control chip U1 is electrically connected with one end of the resistor R3, the other end of the resistor R2 is electrically connected with one end of the switch K3, the other end of the resistor R3 is electrically connected with one end of the switch K4, the other end of the switch K3 and the other end of the switch K4 are respectively grounded, the 1 pin of the infrared sensor J1 is connected with +VCC, the 2 pin of the infrared sensor J1 is electrically connected with the 6 pin of the control chip U1, the 3 pin of the infrared sensor J1 is electrically connected with the 7 pin of the control chip U1, the 4 pin of the infrared sensor J1 is grounded, the 1 pin of the Bluetooth module J2 is connected with +VCC, the Bluetooth module J2 is electrically connected with the 10 pins of the control chip U1, the 3 pin of the Bluetooth module J2 is electrically connected with the 11 pin of the control chip U1, and the 4 pin of the Bluetooth module J2 is grounded.