Digital control three-way intelligent support device

Abstract

A digital control three-way intelligent support device belongs to the technical field of machining detection and is characterized by comprising an assembly plate, a cross-shaped sliding seat mechanism, a porous precise profile, a lifting mechanism, a quick-release upper seat and a quick-release lower seat, the cross-shaped sliding seat mechanism is formed by connecting two double-sliding-rail connecting blocks and a cross-shaped sliding block through sliding rails and a ball screw, bearings are embedded in the double-sliding-rail connecting blocks, the sliding rails in the two directions are horizontally moved, and the ball screw is rotated to enable the sliding rails to move in the two directions; the nut fixing seat is provided with four grooves to determine the installation position of the ball screw, a reduction gear and a transmission gear are installed in the center of the box body A, and the box body B is located through a locating pin to guarantee connection with the quick-release base. The beneficial effects are that the cost is reduced through digital control; only two switching positioning points need to be machined; only five minutes are needed, a plurality of supports are adjusted at the same time, and multi-positioning selection of parts is fully guaranteed; the digital control three-way intelligent support is high in precision, high in universality, suitable for multiple vehicle types and multiple parts and capable of being repeatedly used.

Description

Technical Field

[0001] The utility model relates to the technical field of machining, and relates to an intelligent device for three-way adjustment with digital control. Background Art

[0002] At present, in the process of manufacturing, inspecting and adjusting auto parts, the inspection fixtures and brackets are designed and manufactured only for individual vehicle models and single parts, occupying a large area and having high costs; their accuracy is detected by a coordinate measuring machine and adjusted manually by fitters, with slow adjustment, many times, and long time, affecting work efficiency. Summary of the Invention

[0003] The object of the present invention is to provide a digital control three-way intelligent support device, which is a device that can switch between multiple vehicle models, position multiple parts and quickly adjust its accuracy.

[0004] The technical solution of the present invention is: it is composed of an assembly plate, a cross slide mechanism, a porous precision profile, a lifting mechanism, and a quick-release upper and lower seat;

[0005] The assembly plate and the cross slide mechanism are fixed by two positioning pins and four locking screws. The cross slide mechanism is connected by two double-rail connecting blocks and a cross slider through a rail and a ball screw. The double-rail connecting block is inlaid with bearings and rails in two translation directions. The cross slider is inlaid with a nut seat, and the two ensure the concentricity of the ball screw. Driven by the X and Y motors, the ball screw rotates to move the rail in two directions.

[0006] The lifting mechanism is connected by a nut fixing seat box B and box A through four ball screws; four grooves are finely machined on the nut fixing seat to determine the installation position of the ball screw, and four grooves are finely machined on box A to fix the bearings; through the bearings, the positions of the four ball screws are positioned to ensure concentricity; a reduction gear and a transmission gear are installed in the center of box A to ensure that the ball screw can move up and down simultaneously when driven by the Z motor to drive the gear; there are four positioning pin holes on box B, and the connection with the quick-release base is ensured through positioning pins;

[0007] The quick-release base is composed of an upper and lower seat and a handle, and is a quick-release mechanism. It is locked by a thread between the handle and the upper and lower seats, and can be interchanged with other parts of the same model. There are finely machined positioning pin holes on both the upper and lower surfaces. The lower seat of the quick-release base is connected to box B, and the upper seat is connected to the switching positioning point connecting block to ensure the accurate positioning method of the positioning block each time it is switched.

[0008] The distance between adjacent holes of the porous precision profile is an integer multiple of 40 mm, the hole diameter is 20 mm, the porous precision profile is positioned with the nut fixing seat and the connecting block through a keyway connection method, and is locked by a locking screw on the side; the type of the support is controlled by the length of the profile.

[0009] The beneficial effects of the present invention are as follows: 1. Low cost: The cost of the three-way intelligent bearing is reduced through digital control; Design: For the traditional design with 20 positioning points of parts, it takes 16 hours, while now through model selection, it only takes 6 hours; Raw materials: For the traditional processing of one bearing, 10 pieces of raw materials are required, while now only 2 pieces for the positioning points of processing switch are needed; Assembly: For the traditional assembly of one bearing, it takes 3 hours, while now it only takes 0.5 hours, only assembling the part of the switching positioning points; Adjustment: For the traditional adjustment of 20 positioning points, it takes 12 hours, while now it only takes 5 minutes, and multiple bearings are adjusted simultaneously with "one-key" automatic compensation; 2. Complete models: The three-way intelligent bearing controlled by digitalization is divided into five models, fully ensuring multiple positioning selections for parts; 3. High precision: The three-way intelligent bearing controlled by digitalization has high self-precision, and the adjustment precision reaches 0.02 mm, fully ensuring the positioning precision of part switching; 4. Strong versatility: The three-way intelligent bearing controlled by digitalization is applicable to various main engine factories, multiple vehicle models, and multiple parts, and can be reused; 5. Automation: The three-way intelligent bearing controlled by digitalization is controlled by a circuit board to drive a driver, and the ball screw is driven by a motor to realize automatic movement in the X, Y, and Z directions. It can control 99 bearings simultaneously, with high efficiency and low labor cost; 6. Intelligence: Clear installation information: Through data import, each intelligent bearing displays independent installation positions and positioning point information; Quick adjustment method: The deviation value is imported through wireless transmission to realize "one-key" automatic compensation in the X, Y, and Z directions, and the compensation value is recorded. Brief Description of the Drawings

[0010] Figure 1 is the three-dimensional structure schematic diagram of the present invention;

[0011] Figure 2 is the front view of the present invention;

[0012] Figure 3 is the side view of the present invention;

[0013] Figure 4 is the top view of the present invention;

[0014] Figure 5 is the A-A top cross-sectional view of the present invention.

[0015] Figure 6 is the block diagram of the circuit control part of the present invention;

[0016] Figure 7 is the circuit diagram of the control module of the present invention;

[0017] Figure 8 is the circuit diagram of the power supply module of the present invention;

[0018] Figure 9 is the circuit diagram of the switch module of the present invention;

[0019] Figure 10It is the circuit diagram of the wireless module of the present invention. Detailed implementation mode

[0020] The present invention will be further described below in conjunction with the accompanying drawings:

[0021] As Figures 1-5 shown, where 1 is the assembly plate, 2-1 is the X-axis motor, 2-2 is the Y-axis motor, 3 is the slide rail, 4 is the driver, 5 is the ball screw, 6 is the 120-hole precision profile, 7 is the nut fixing seat, 8 is the quick-release base, 9 is the box B, 10 is the box A, 11 is the Z-axis motor, 12 is the battery, 13 is the circuit board, 14 is the connecting block, 15 is the cross slider, 16-1 is the upper double-slide rail connecting block, 16-2 is the lower double-slide rail connecting block, and 17 is the positioning pin.

[0022] The design data is imported into the software through wireless transmission. The software extracts the support information according to the data, selects the serial number support of the corresponding model in the support library, and displays the installation position, direction and positioning point name on the corresponding support; through Figure 1 the assembly plate and the positioning pin 7 in it, the positioning and locking position and direction of the support on the sandwich panel are determined; through Figure 1 the position of the 120-hole precision profile 6 in it, the support model is selected to meet the reasonable selection of the multi-positioning height of the parts. For details, see Figure 2 the example; through Figure 1 the position of the quick-release base 8 in it, the positioning point of the part is switched to ensure the repeated use of the support; the deviation value of the positioning point is detected by the coordinate measuring software, and the detection result is directly imported into the system. The system automatically converts internally, and the circuit board 13 in the figure controls the driver 4, so that the motor drives the ball screw 5 through the coupling in the X and Y directions to realize the two-direction movement through the slide rail 3; the circuit board 13 controls the driver 4, and in the Z direction, the Z-axis motor 11 drives the reduction gear, and the reduction gear drives the gear to drive the ball screw 5 to realize the Z-direction movement. The support moves one by one in the X, Y, and Z directions according to the corresponding conversion values, realizes "one-key" automatic compensation, and records the compensation value to reach the required accuracy.

[0023] 1. Circuit control part, as Figure 6 shown, system composition

[0024] The system is composed of multiple stepper motors, multiple motor drivers, a motor control module, a power supply module, multiple electronic switches, a wireless connection module, a battery and an upper computer.

[0025] 2. Main functions

[0026] 1) The upper computer is responsible for global control and sending wireless signals;

[0027] 2) The wireless connection module receives the wireless signal from the upper computer and controls the on-off of the electronic switch according to the signal content;

[0028] 3) The electronic switch controls the on / off of the power supply module to achieve the power supply control of the battery to the motor driver and the motor control module;

[0029] 4) The power supply control module receives commands from the wireless connection module through the IO interface and controls the movement of the motor according to different commands. Its connection method is network cable;

[0030] 5) The power supply module is composed of power supply chips, provides the 42V and 5V power supply voltages required by the system, and controls its opening time according to the on / off of the electronic switch;

[0031] 6) The power supply module provides voltage for all devices;

[0032] 7) The motor driver can directly drive the stepper motor. Each driver can drive two stepper motors, and its quantity can be increased or decreased according to requirements;

[0033] 8) The stepper motor is the actual executing device, rotates according to the driver's command, and drives the load.

[0034] The working principle of the present utility model is as follows: Design is carried out according to the data to select the type of support; The positioning point is switched through the quick-release seat; The design data is imported through wireless transmission. The software extracts the support information according to the data, selects the serial number support of the corresponding type in the support library, and displays the installation position, direction and positioning point name on the corresponding support; The deviation value of the positioning point is detected by the three-coordinate software, and the detection result is directly imported into the system. The system automatically converts internally. The circuit board controls the driver to make the motor move in the X and Y directions. The coupling drives the ball screw to realize the two-direction movement through the slide rail; The circuit board controls the driver to drive the reduction gear in the Z direction through the motor, and the reduction gear drives the gear to drive four ball screws to realize the Z-direction movement. This method can connect multiple supports at the same time to record the compensation value. Each support moves one by one in the X, Y, and Z directions according to the corresponding conversion value to realize the "one-key" automatic compensation of multiple supports, and record the compensation value to achieve the required accuracy. The present utility model is convenient and fast to operate, has high efficiency and low cost, and can be reused; It is applicable to each vehicle factory, multiple vehicle models, and multiple parts.

Claims

1. A digital control three-way intelligent bearing device, characterized in that: It consists of an assembly plate, a cross-slide mechanism, a porous precision profile, a lifting mechanism, and a quick-release upper and lower seat; The assembly plate and the cross-slide mechanism are fixed by two positioning pins and four locking screws. The cross-slide mechanism is connected by two double-rail connecting blocks and a cross-slide through a slide rail and a ball screw. Bearings and slide rails in two translation directions are inlaid on the double-rail connecting blocks, and a nut seat is inlaid on the cross-slide. The two ensure the concentricity of the ball screw. Driven by the X and Y motors, the ball screw rotates to move the slide rail in two directions; The lifting mechanism is connected by a nut fixing seat box B and box A through four ball screws; Four grooves are finely processed on the nut fixing seat to determine the installation position of the ball screw, and four grooves are finely processed on box A to fix the bearings; Through the bearings, the positions of the four ball screws are positioned to ensure concentricity; A reduction gear and a transmission gear are installed in the center of box A to ensure that the ball screw driven by the Z motor to drive the gear can move up and down simultaneously; There are four positioning pin holes on box B, and the connection with the quick-release base is ensured through positioning pins; The quick-release base consists of an upper and lower seat and a handle. It is a quick-release mechanism, which is locked by the handle and the upper and lower seat threads. There are finely processed positioning pin holes on the upper and lower sides. The lower seat of the quick-release base is connected to box B, and the upper seat is connected to the switching positioning point connecting block to ensure the accurate positioning method of the switching positioning block each time.

2. The digital control three-way intelligent bearing device according to claim 1, characterized in that: The distance between adjacent two holes of the porous precision profile is an integer multiple of 40mm, the hole diameter is 20mm, the porous precision profile is positioned with the nut fixing seat and the connecting block through a keyway connection method, and is locked by a locking screw on the side; The support model is controlled by the length of the profile.

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