CN206208020U - One kind diffusion furnace door motor driver - Google Patents

Abstract

The utility model discloses a diffusion furnace door motor drive device, which comprises a rotation drive assembly and a translation drive assembly, the rotation drive assembly is fixed on the translation drive assembly, and the translation drive assembly drives the rotation drive assembly For translational movement, the rotary drive assembly is connected with the furnace door and drives the furnace door to rotate, and the rotary drive assembly and the translation drive assembly are driven by a motor. The utility model makes the translation and rotation movement of the furnace door more stable, reduces the shaking phenomenon of the furnace door, and further reduces potential safety hazards.

Description

A Diffusion Furnace Door Motor Driving Device

technical field

The utility model relates to a device for driving a furnace door of a diffusion furnace, in particular to a motor driving device for a furnace door of a diffusion furnace.

Background technique

As shown in Figure 1, the driving device of the furnace door of the diffusion furnace in the prior art is driven by the cylinder 1, and the furnace door is connected with the driving device when the furnace door is opened or closed, and the driving device is first controlled by the cylinder to move the furnace door driving device when the furnace door is opened. , and then the furnace door is opened after the cylinder controls the rotation of the furnace door driving device. When the furnace door is closed, the cylinder controls the rotation of the furnace door driving device, and then the cylinder controls the translational movement of the furnace door driving device to close the furnace door. However, since the driving device is controlled by cylinder 1 during rotation and translation, the air pressure will be unstable, causing the driving device to vibrate during rotation and translation, which will cause the furnace door to vibrate during rotation and translation, posing a safety hazard .

Utility model content

The technical problem solved by the utility model is to provide a diffusion furnace door motor drive device with better stability during translation and rotation, which reduces the shaking phenomenon of the furnace door during rotation and translation, thereby reducing potential safety hazards.

The technical solution of the utility model is: a diffusion furnace door motor drive device, including a rotation drive assembly and a translation drive assembly, the rotation drive assembly is fixed on the translation drive assembly, and the translation drive assembly drives the The rotary drive assembly performs translational movement, the rotary drive assembly is connected with the furnace door and drives the furnace door to rotate, and the rotary drive assembly and the translation drive assembly are driven by a motor.

The rotary drive assembly includes a support plate, a mounting box, a first motor, a movable nut, a first lead screw, a first linear guide, a straight rod and a curved plate, and the mounting box is fixed at one end of the support plate part, the movable nut, the first screw rod and the first linear guide rail are installed in the installation box, the movable nut is assembled on the first screw rod and connected with the first linear guide rail One end of the first screw rod extends to the outside of the installation box and the first synchronous wheel is installed, the first motor is fixed on the installation box and arranged side by side with the first screw rod, the first motor The second synchronous wheel is installed on the output shaft of the motor, the first and second synchronous wheels are connected through the first synchronous belt, one end of the straight rod is fixedly connected with the movable nut, and the other end of the straight rod is passed through The pivot is connected with the curved plate, one end of the curved plate is connected with the other end of the support plate through the pivot, and the other end of the curved plate is connected with the furnace door.

A vertically upward limiting block is provided on the support plate close to the curved plate, and a through hole for the straight rod to pass is provided on the limiting block.

The rotary drive assembly also includes two splints for connecting the support plate and the installation box, the upper parts of the two splints are respectively provided with circular through holes, and the outer surfaces of the opposite sides of the installation box are respectively provided with There are horizontal connecting posts, the circular through holes on the two splints match and are fixedly connected to the horizontal connecting posts on the installation box, and the lower parts of the two splints are respectively fixedly connected to both sides of the support plate.

The translation drive assembly includes two fixed plates, a second linear guide, a second screw, a screw nut, a slide assembly, a second motor and a reducer, the second linear guide and the second screw are fixed Between the two fixing plates, the screw nut is assembled on the second screw, and the sliding table assembly is installed on the screw nut and is slidably matched with the second linear guide rail, so that The second motor is connected with the reducer and fixed on the reducer, the reducer is fixed on the slide assembly and moves with the slide assembly, and the output shaft of the reducer is equipped with a third synchronous wheel, so A fourth synchronous wheel is installed on the screw nut, the third and fourth synchronous wheels are connected by a second synchronous belt, and the support plate is fixed on the slide assembly.

The slide assembly includes a fixed base, a bearing, a first connecting plate, a support shaft, a spring and a slider, the fixed base is a hollow structure, and the bearing is installed in the fixed base and assembled on the screw rod at the same time On the nut, a connection part is provided on the outer surface of the fixed seat, and the connection part is sleeved on the support shaft, the support shaft is fixed between the two first connection plates, and the spring is sleeved Between the connecting part and one of the first connecting plates, the slider is fixedly connected to the two first connecting plates and slidingly fitted with the second linear guide rail, and the supporting plate is fixed on the slider of the slide assembly.

The motor driving device for the furnace door of the diffusion furnace proposed by the utility model, since the translation and rotation of the furnace door are all driven by the motor, makes the translation and rotation of the furnace door more stable, reduces the shaking phenomenon of the furnace door, and further reduces safety hazard.

Description of drawings

Fig. 1 is the structural diagram of the driving device of the diffusion furnace furnace door in the prior art;

Fig. 2 is the schematic diagram of connection between the furnace door motor driving device of the utility model and the furnace door;

Fig. 3 is the structural diagram of the electric drive device of the furnace door of the diffusion furnace of the present invention;

Fig. 4 is the assembling schematic diagram of movable nut, the first screw mandrel and the first linear guide in the utility model;

Fig. 5 is a structural schematic diagram of the translation drive assembly in the present invention.

detailed description

As shown in Figure 2, the diffusion furnace door motor drive device proposed by the utility model includes a rotary drive assembly 10 and a translation drive assembly 20, the rotation drive assembly 10 is fixed on the translation drive assembly 20, and the translation drive assembly 20 drives the rotation drive assembly 10 For translational movement. The rotary drive assembly 10 is connected with the furnace door 30 and drives the furnace door 30 to rotate. The rotary drive assembly 10 and the translation drive assembly 20 are driven by a motor. When opening the furnace door, the motor drives the translation drive assembly 20 to start. At this time, the rotation drive assembly 10 will drive the furnace door 30 through the translation drive assembly 20 for translational movement to a predetermined position. After the translation drive assembly 20 stops moving, then the motor will The rotary drive assembly 10 is driven to start, and the furnace door 30 is opened after being rotated by the rotary drive assembly 10 . In this way, since the translation and rotation of the furnace door are all driven by the motor, the translation and rotation of the furnace door are more stable, reducing the vibration of the furnace door, thereby reducing potential safety hazards.

As shown in Fig. 3 and Fig. 4, the rotary drive assembly 10 includes a support plate 101, an installation box 102, a first motor 103, a movable nut 104, a first screw (the thread on the screw is not shown in the figure) 105, a first straight The wire guide rail 106 , the straight rod 107 and the curved plate 108 , and the installation box 102 are fixed on the end of one end of the support plate 101 . The movable nut 104, the first screw mandrel 105 and the first linear guide rail 106 are installed in the installation box, and the installation box is cubic. The movable nut 104 is assembled on the first screw rod 105 and is slidingly matched with the first linear guide rail 106 . One end of the first screw mandrel 105 extends to the outside of the installation box 102 and the first synchronous wheel 111 is installed. The first motor 103 is fixed on the installation box 102 and arranged side by side with the first screw mandrel 105. The output shaft of the first motor 103 is installed The second synchronous wheel 112 is connected through the first synchronous belt 113 between the first and second synchronous wheels. One end of straight bar 107 is fixedly connected with movable nut 104, and the other end of straight bar 107 is connected with curved plate 108 by pivot, and one end of curved plate 108 is connected with the other end of support plate 101 by pivot, and the other end of curved plate 108 The end is connected with the furnace door. Since the first motor and the first lead screw are connected by a synchronous belt, the high-speed rotation of the first motor can be converted into the low-speed rotation of the curved plate, thereby driving the furnace door to rotate more smoothly.

In this embodiment, the first linear guide rail 106 is two smooth rods, the movable nut 104 is square, and it has four corners, and the two corners on the same diagonal line on the movable nut 104 are respectively provided with through holes Such that the live nut fits onto and slides along the two smooth rods. The third corner on the movable nut 104 is provided with a threaded through hole so that the movable nut and the first lead screw are threadedly matched, and one end of the straight rod 107 is fixed in the middle of the movable nut. In addition, the first motor 103 is fixed on the installation box through the L-shaped motor base, one of the straight sides on the L-shaped motor base is fixed on the installation box, and the first motor is fixed on the other straight edge of the L-shaped motor base. side.

In the present embodiment, the curved plate 108 is V-shaped, and the middle of the straight arm on the V-shaped curved plate is fixed with a T-shaped first connecting seat 1081 by screws, and the end of the straight arm is fixed with a second connecting seat 1081 by screws. The connecting seat 1082 and the connecting seat 1081 are provided with notches, and both sides of the notches are provided with shaft holes. The other end of the straight rod 107 is provided with a shaft hole, and a first pivot passes through the shaft hole on the connecting seat and the straight rod to connect the connecting seat and the straight rod. The second connection seat 1082 is provided with a shaft hole, the other end of the support plate 101 is provided with a U-shaped notch, a second pivot passes through the second connection seat 1082 and the two ends of the second pivot extend out of the second The connecting seat 1082 is fixed on both sides of the U-shaped notch by screws so that the second connecting seat 1082 fits the U-shaped notch, so that the curved plate can rotate around the supporting plate. The end of the other straight arm on the V-shaped curved plate is connected with the furnace door.

The principle of rotation driving is: the first motor drives the first screw to rotate, and then drives the movable nut assembled on the first screw to move back and forth along the first linear guide rail, and at the same time, the movable nut drives the straight rod to move back and forth to pull the curved plate Rotate to drive the furnace door connected with the curved plate to rotate.

As shown in FIG. 3 , a vertically upward limiting block 109 is provided on the support plate 101 close to the curved plate 108 , and a through hole for the straight rod 107 to pass through is provided on the limiting block 109 . When the curved plate 108 rotates to the maximum angle, the limit block 109 will block the curved plate.

As shown in Figure 4, the rotary drive assembly 10 also includes two splints 110 for connecting the support plate 101 and the installation box 102. Horizontal connecting posts 1021 are respectively arranged on the surface, and the circular through holes on the two splints 110 are matched with and fixedly connected with the horizontal connecting posts 1021 on the installation box 102. connect. In this embodiment, each splint is composed of an upper part and a lower part, and the upper part and the lower part are fixedly connected by screws.

As shown in Figure 5, the translation drive assembly includes two fixed plates 201, a second linear guide rail 202, a second screw mandrel (the thread on the screw mandrel is not shown) 203, a screw mandrel nut 204, a slide assembly, a second motor 205 and The reducer 206, the second linear guide 202, and the second screw mandrel 203 are fixed between the two fixing plates 201, the screw mandrel nut 204 is assembled on the second screw mandrel 203, and the sliding table assembly is fixed on the screw mandrel nut 204 and is connected with The second linear guide rails 202 are in sliding fit. The second motor 205 is connected to and fixed on the reducer 206, and the reducer 206 is installed on the sliding table assembly and moves with the sliding table assembly. A third synchronous wheel 207 is installed on the output shaft of the speed reducer 206, a fourth synchronous wheel 208 is installed on the screw nut 204, and the third and fourth synchronous wheels are connected by a second synchronous belt 209.

The slide assembly includes a fixed seat 210, a bearing (not shown in the figure), a first connecting plate 211, a support shaft 212, a spring 213 and a slider 214. The fixed seat 210 is a hollow structure, and the bearing is installed in the fixed seat 210 and simultaneously Assembled on the screw nut 204 , so that the fixing seat 210 is installed on the screw nut 204 . The outer surface of the fixing seat 210 is provided with a connecting portion 2101, the connecting portion 2101 is sleeved on the supporting shaft 212, the supporting shaft 212 is fixed between the two first connecting plates 211, and the spring 213 is sleeved between the connecting portion 2101 and one of the first connecting plates. Between one connecting plate 211, the slider 214 is fixedly connected with the two first connecting plates 211 and slidingly fits with the second linear guide rail 202, and the supporting plate is fixed on the slider 214 of the slide assembly by screws (combined with Fig. 3 Look). In this embodiment, the second motor and the second lead screw are connected by a synchronous belt, so that the high-speed rotation of the second motor can be converted into the low-speed translational movement of the rotary drive assembly, thereby more smoothly driving the translational movement of the furnace door.

In this embodiment, both the fixing seat and the connecting part are cubes or cuboids.

In this embodiment, the connecting part 2101 is fixed on the side of the fixing seat 210 by screws, the connecting plate 211 is T-shaped, and the T-shaped connecting plate and the bottom surface of the slider 214 are fixed by screws. The second linear guide rail 202 is two smooth rods, and the slide block is provided with through holes so that it can be installed on the smooth rods and slide along the smooth rods.

In this embodiment, the preferred bearing is a deep groove ball bearing, and the number is two.

In this embodiment, the speed reducer 206 is fixed on the fixing base 210 through the second connecting plate 215, and the second connecting plate 215 is stepped.

The translation drive principle is: the second motor drives the screw nut to rotate, and the screw nut will move back and forth along the second screw nut while rotating, and the fixing seat will also move back and forth with the screw nut, thereby driving the slider and fixing The support plate on the slider slides along the second linear guide rail, thereby driving the rotary drive assembly and the furnace door to move in translation at the same time.

The above specific embodiments are only used to illustrate the concept of the present utility model, those of ordinary skill in the art can make various deformations and changes under the concept of the present utility model, and these deformations and changes are all included in the protection of the present utility model. within range.

Claims (6)

1. A diffusion furnace door motor drive device, comprising a rotary drive assembly and a translation drive assembly, the rotation drive assembly is fixed on the translation drive assembly, and the translation drive assembly drives the rotation drive assembly for translational movement , the rotary drive assembly is connected with the furnace door and drives the furnace door to rotate, wherein the rotary drive assembly and the translation drive assembly are driven by a motor. 2. The diffusion furnace door motor drive device according to claim 1, wherein the rotary drive assembly includes a support plate, a mounting box, a first motor, a movable nut, a first screw rod, and a first linear guide rail , a straight rod and a curved plate, the installation box is fixed at one end of the support plate, the movable nut, the first screw and the first linear guide are installed in the installation box, the The movable nut is assembled on the first screw rod and is slidingly matched with the first linear guide rail. One end of the first screw rod extends to the outside of the installation box and is installed with the first synchronous wheel. A motor is fixed on the installation box and arranged side by side with the first screw mandrel, the second synchronous wheel is installed on the output shaft of the first motor, and the first and second synchronous wheels are connected by the first synchronous belt, so One end of the straight rod is fixedly connected to the movable nut, the other end of the straight rod is connected to the curved plate through a pivot, one end of the curved plate is connected to the other end of the support plate through a pivot, and the curved plate is connected to the other end of the support plate through a pivot. The end at one end is connected to the furnace door. 3. The diffusion furnace door motor drive device according to claim 2, characterized in that, a vertically upward limiting block is provided on the support plate close to the curved plate, and a vertically upward limiting block is provided on the limiting block. There is a through hole for the straight rod to pass through. 4. The diffusion furnace door motor drive device according to claim 3, wherein the rotary drive assembly also includes two splints for connecting the support plate and the installation box, and the upper parts of the two splints are respectively provided with There are circular through holes, and the outer surfaces of the opposite sides of the installation box are respectively provided with horizontal connecting columns, and the circular through holes on the two splints are matched with and fixed to the horizontal connecting columns on the installation box connected, the lower parts of the two splints are respectively fixedly connected with the two sides of the support plate. 5. The diffusion furnace door motor drive device according to claim 2, characterized in that, the translation drive assembly comprises two fixed plates, a second linear guide rail, a second screw mandrel, a screw mandrel nut, a slide assembly, The second motor and the reducer, the second linear guide rail and the second screw are fixed between the two fixing plates, the screw nut is assembled on the second screw, and the slide assembly is installed Slidingly fit on the screw nut and the second linear guide rail, the second motor is connected with the reducer and fixed on the reducer, the reducer is fixed on the slide assembly and Following the movement of the sliding table assembly, a third synchronous wheel is installed on the output shaft of the reducer, a fourth synchronous wheel is installed on the screw nut, and the third and fourth synchronous wheels are connected by a second synchronous belt. The support plate is fixed on the slide assembly. 6. The diffusion furnace door motor drive device according to claim 5, wherein the slide assembly includes a fixed seat, a bearing, a first connecting plate, a support shaft, a spring and a slider, and the fixed seat is Hollow structure, the bearing is installed in the fixed seat and assembled on the screw nut at the same time, the outer surface of the fixed seat is provided with a connecting part, and the connecting part is sleeved on the supporting shaft. The support shaft is fixed between the two first connecting plates, the spring is sleeved between the connecting part and one of the first connecting plates, and the slider is connected to the two first connecting plates. The board is fixedly connected and slidably matched with the second linear guide rail, and the support board is fixed on the slider of the slide assembly.