Servo transmission mechanism of servo hot plate welding equipment

Abstract

The invention discloses a servo transmission mechanism of servo hot plate welding equipment, and belongs to the technical field of welding equipment.The servo transmission mechanism comprises a mounting frame, a threaded rod and a tensioning assembly used for improving power transmission stability, a speed reducer is fixedly arranged at the top of the mounting frame, a motor is fixedly arranged at the top of the speed reducer, and a movable rod is fixedly connected to the output end of the speed reducer; a speed sensor is fixedly arranged on the movable rod, a controller is fixedly arranged on the motor, and a transmission assembly is arranged between the movable rod and the threaded rod. A motor runs, a movable rod rotates along with the motor under the action of a speed reducer, a threaded rod rotates under the action of a transmission assembly, a welding head moves and is adjusted under the action of a sleeve block, and then the motion state of the welding head is regulated and controlled through matched use of a speed sensor and a controller, so that high-precision positioning of the position of the welding head is achieved; the welding position is ensured to be accurate, the welding effect consistency is good, and the welding quality is greatly improved.

Description

Technical Field

[0001] The invention belongs to the technical field of welding equipment, and in particular relates to a servo transmission mechanism of a servo hot plate welding equipment. Background Art

[0002] In modern industrial production, welding is a key connection process, and its quality directly affects the performance and reliability of products, especially in areas that require extremely high welding accuracy and consistency, such as electronic equipment manufacturing and automotive parts production.

[0003] As a system that can accurately control the position, speed and acceleration of a mechanical system, the servo transmission mechanism is increasingly being used in welding equipment due to its high precision and rapid response capabilities. It uses closed-loop control and feedback devices to detect and control the position and speed of mechanical moving parts in real time to ensure accurate movements and synchronization with instructions. It can quickly adjust mechanical movement according to control signals to achieve high-precision positioning and control.

[0004] However, traditional welding equipment may not be convenient for controlling the position of the welding head, and thus cannot accurately regulate the movement state of the welding head, which in turn leads to deviations in the welding position and poor consistency in welding effects, seriously affecting the welding quality.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Summary of the invention

[0006] In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide a servo transmission mechanism for a servo hot plate welding device, aiming to solve the problem that the motion state of the welding head cannot be accurately controlled.

[0007] In order to achieve the above object, the present invention adopts the following technical solutions:

[0008] The servo transmission mechanism of the servo hot plate welding equipment includes a mounting frame, a threaded rod and a tensioning assembly for increasing the stability of power transmission. A reducer is fixedly provided on the top of the mounting frame, a motor is fixedly provided on the top of the reducer, a movable rod is fixedly connected to the output end of the reducer, a speed sensor is fixedly provided on the movable rod, a controller is fixedly provided on the motor, and the controller is electrically connected to the motor, the speed sensor is electrically connected to the controller, a sleeve block is threadedly connected to the outer wall of the threaded rod, a welding head is fixedly provided on the sleeve block, a transmission assembly is provided between the movable rod and the threaded rod, and the tensioning assembly is provided on the mounting frame.

[0009] Preferably, the transmission assembly includes a small transmission wheel fixedly connected to the movable rod, the outer side wall of the threaded rod is fixedly connected to a large transmission wheel, and a belt is transmission-connected between the small transmission wheel and the large transmission wheel to transmit force.

[0010] Preferably, the tensioning assembly comprises a support rod, the bottom of which is fixedly connected to a stabilizing rod, a tensioning wheel is rotatably connected to the stabilizing rod, and the tensioning wheel is connected to a belt transmission to tension the belt.

[0011] Preferably, a slide groove is provided on the installation frame, and the support rod is slidably connected to the installation frame through the slide groove, so as to facilitate movement and adjustment of the support rod.

[0012] Preferably, a long bolt is threaded through the support rod, a nut is threadedly connected to the bottom of the long bolt, the nut is tightly attached to the mounting frame, and a fitting piece is fixedly connected to the nut of the long bolt to limit the position of the support rod after adjustment.

[0013] Preferably, a positioning groove is provided on the installation frame, a through groove is provided on the installation frame through the positioning groove, and the fitting sheet is tightly attached to the installation frame through the through groove, so that the long bolt can penetrate the installation frame.

[0014] To sum up, the technical effects and advantages of the present invention are as follows: the servo transmission mechanism of the servo hot plate welding equipment is operated by a motor, and under the action of a reducer, the movable rod rotates accordingly, and the threaded rod rotates through the action of a transmission assembly, and the welding head is moved and adjusted through the action of a sleeve block, and then the motion state of the welding head is regulated by the coordinated use of a speed sensor and a controller, thereby achieving high-precision positioning of the welding head position, ensuring that the welding position is accurate, the welding effect is consistent, and the welding quality is greatly improved.

[0015] The belt is tensioned by using a support rod, a stabilizing rod and a tensioning wheel in coordination, and the support rod is limited by using a nut, a fitting sheet and a long bolt in coordination, thereby increasing the transmission stability of the transmission assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0017] Figure 2 It is a schematic diagram of the motor of the present invention and its related structures;

[0018] Figure 3 It is a schematic diagram of the transmission assembly and its related structures of the present invention;

[0019] Figure 4 It is a schematic diagram of the tensioning assembly and its related structures of the present invention.

[0020] In the figure: 1. Mounting frame; 2. Motor; 3. Reducer; 4. Movable rod; 5. Speed ​​sensor; 6. Welding head; 7. Controller; 8. Threaded rod; 9. Bushing block;

[0021] 10. Tensioning assembly; 101. Support rod; 102. Stabilizing rod; 103. Tensioning wheel; 104. Slide groove; 105. Positioning groove; 106. Through groove; 107. Nut; 108. Fitting sheet; 109. Long bolt;

[0022] 11. Transmission assembly; 111. Small transmission wheel; 112. Large transmission wheel; 113. Belt. DETAILED DESCRIPTION

[0023] The present invention provides a servo transmission mechanism for a servo hot plate welding device. To make the purpose, technical solution and effect of the present invention clearer and more specific, the present invention is further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the scope of protection of the present invention.

[0024] Reference Figure 1-3 The servo transmission mechanism of the servo hot plate welding equipment includes a mounting frame 1, a threaded rod 8 and a tensioning assembly 10 for increasing the stability of power transmission. The threaded rod 8 is located on the left side of the mounting frame 1. A reducer 3 is fixedly arranged on the top of the mounting frame 1. The reducer 3 plays a role in reducing the rotation speed and increasing the torque, so that the transmission is more stable. A motor 2 is fixedly arranged on the top of the reducer 3. A movable rod 4 is fixedly connected to the output end of the reducer 3. A speed sensor 5 is fixedly arranged on the movable rod 4. A controller 7 is fixedly arranged on the motor 2. The speed sensor 5 quickly senses the change in the speed of the rotating shaft and feeds back the speed change information to the controller 7 in real time. The controller 7 is electrically connected to the motor 2. The circuit connection mode between the controller 7 and the motor 2 can be reasonably set according to the actual situation, and the specific signal transmission is the existing technology. The speed sensor 5 and The controller 7 is electrically connected, and the circuit connection method between the controller 7 and the speed sensor 5 can be reasonably set according to actual conditions, and the specific signal transmission is the existing technology. The outer wall of the threaded rod 8 is threadedly connected with a sleeve block 9, and a welding head 6 is fixed on the sleeve block 9. A transmission component 11 is arranged between the movable rod 4 and the threaded rod 8. The transmission component 11 is used for force transmission. The tensioning component 10 is arranged on the installation frame 1. The controller 7 receives the information fed back by the speed sensor 5, and based on the closed-loop control principle, it quickly sends a control instruction to the motor 2 to adjust the movement state of the welding head 6. The controller 7 adopts an advanced control algorithm, which can quickly process the data of the speed sensor 5, and according to the preset welding process parameters, accurately control the speed and torque of the motor 2, thereby realizing precise control of the position, speed and acceleration of the welding head 6.

[0025] Reference Figure 1-3The transmission assembly 11 includes a small transmission wheel 111 fixedly connected to the movable rod 4, and a large transmission wheel 112 is fixedly connected to the outer wall of the threaded rod 8. The diameter of the large transmission wheel 112 is larger than the diameter of the small transmission wheel 111. A belt 113 is connected between the small transmission wheel 111 and the large transmission wheel 112. The small transmission wheel 111 transmits force to the large transmission wheel 112 through the belt 113, so that the large transmission wheel 112 drives the threaded rod 8 to rotate.

[0026] Reference Figure 1 , Figure 3 and Figure 4 The tensioning assembly 10 includes a support rod 101, a stabilizing rod 102 is fixedly connected to the bottom of the support rod 101, a tensioning wheel 103 is rotatably connected to the stabilizing rod 102, the stabilizing rod 102 is coaxial with the tensioning wheel 103, the tensioning wheel 103 is connected to the belt 113 for transmission, and the support rod 101, the stabilizing rod 102 and the tensioning wheel 103 tension the belt 113 to increase the stability of the belt 113 transmission.

[0027] Reference Figure 4 A slide groove 104 is provided on the installation frame 1, and the support rod 101 is slidably connected to the installation frame 1 through the slide groove 104. The slide groove 104 facilitates the movement of the support rod 101, thereby facilitating the adjustment of the position of the tensioning wheel 103.

[0028] Reference Figure 4 A long bolt 109 is threaded through the support rod 101, and the long bolt 109 passes through the interior of the mounting frame 1 and the support rod 101. The bottom of the long bolt 109 is threadedly connected with a nut 107, and the nut 107 is adapted to the long bolt 109. The nut 107 is tightly attached to the mounting frame 1, and a fitting piece 108 is fixedly connected to the nut of the long bolt 109. After the support rod 101 is moved to a suitable position, the long bolt 109 and the nut 107 limit the position of the support rod 101 after adjustment.

[0029] Reference Figure 4 A positioning groove 105 is provided on the installation frame 1, and a through groove 106 is provided on the installation frame 1 through the positioning groove 105. The fitting sheet 108 is tightly attached to the installation frame 1 through the through groove 106. The long bolt 109 passes through the installation frame 1 through the positioning groove 105. The through groove 106 facilitates the tight attachment of the fitting sheet 108 to the installation frame 1.

[0030] Working principle: First, install the whole device at a suitable position of the servo hot plate welding equipment, the motor 2 and the reducer 3 are running, the movable rod 4 drives the small transmission wheel 111 to rotate, and under the action of the belt 113, the large transmission wheel 112 drives the threaded rod 8 to rotate, and then the sleeve 9 drives the welding head 6 to move. During the process of starting, accelerating, decelerating or stopping the motor 2, the speed sensor 5 can feed back the speed change information to the controller 7 in real time, and the controller 7 sends a control instruction to the motor 2 to adjust the movement of the welding head 6. state, thereby accurately controlling the position and speed of the welding joint 6, the support rod 101 slides on the installation frame 1 through the slide groove 104, changes the position of the tensioning wheel 103, and thus tightens the belt 113. After the support rod 101 is moved and adjusted to a suitable position, the long bolt 109 penetrates the positioning groove 105, the groove 106 and the support rod 101, and the nut 107 is rotated upward with the outer wall of the long bolt 109 until it is tightly attached to the installation frame 1, and at the same time, the fitting piece 108 is moved to be tightly attached to the installation frame 1, thereby limiting the support rod 101.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and inventive concept of the present invention, and all these changes or substitutions should fall within the protection scope of the present invention.

Claims

1. Servo transmission mechanism of servo hot plate welding equipment, characterized in that: The invention comprises a mounting frame (1), a threaded rod (8) and a tensioning assembly (10) for increasing the stability of power transmission. A reducer (3) is fixedly arranged on the top of the mounting frame (1), a motor (2) is fixedly arranged on the top of the reducer (3), a movable rod (4) is fixedly connected to the output end of the reducer (3), a speed sensor (5) is fixedly arranged on the movable rod (4), a controller (7) is fixedly arranged on the motor (2), the controller (7) is electrically connected to the motor (2), the speed sensor (5) is electrically connected to the controller (7), a sleeve block (9) is threadedly connected to the outer wall of the threaded rod (8), a welding head (6) is fixedly arranged on the sleeve block (9), a transmission assembly (11) is arranged between the movable rod (4) and the threaded rod (8), and the tensioning assembly (10) is arranged on the mounting frame (1).

2. The servo transmission mechanism of the servo hot plate welding equipment according to claim 1 is characterized in that: The transmission assembly (11) comprises a small transmission wheel (111) fixedly connected to the movable rod (4); the outer side wall of the threaded rod (8) is fixedly connected to a large transmission wheel (112); and a belt (113) is transmission-connected between the small transmission wheel (111) and the large transmission wheel (112).

3. The servo transmission mechanism of the servo hot plate welding equipment according to claim 2 is characterized in that: The tensioning assembly (10) comprises a support rod (101), the bottom of the support rod (101) is fixedly connected to a stabilizing rod (102), a tensioning wheel (103) is rotatably connected to the stabilizing rod (102), and the tensioning wheel (103) is transmission-connected to a belt (113).

4. The servo transmission mechanism of the servo hot plate welding equipment according to claim 3 is characterized in that: The installation frame (1) is provided with a sliding groove (104), and the support rod (101) is slidably connected to the installation frame (1) via the sliding groove (104).

5. The servo transmission mechanism of the servo hot plate welding equipment according to claim 4, characterized in that: A long bolt (109) is threadedly passed through the support rod (101), a nut (107) is threadedly connected to the bottom of the long bolt (109), the nut (107) is tightly attached to the installation frame (1), and a fitting sheet (108) is fixedly connected to the nut of the long bolt (109).

6. The servo transmission mechanism of the servo hot plate welding equipment according to claim 5, characterized in that: The installation frame (1) is provided with a positioning groove (105), the installation frame (1) is provided with a through groove (106) through the positioning groove (105), and the bonding sheet (108) is tightly attached to the installation frame (1) through the through groove (106).

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