Servo motor driving device for rear floating platform

Abstract

The utility model provides a servo motor driving device for a rear floating platform, which comprises a lower cross beam, the rear floating platform is arranged on the lower cross beam, and at least two slide rail components and a driving component are connected between the lower cross beam and the rear floating platform; the driving assembly comprises a servo motor and a lead screw which is connected with the servo motor and the rear floating platform, and the lead screw can provide a front-back moving stroke. A synchronous belt is connected between the servo motor and the screw rod; the servo motor can drive the lead screw to rotate through the synchronous belt so as to drive the rear floating platform to move and avoid. The rear floating platform can freely carry out space avoidance in a specified stroke, complex processes or hole sites which cannot be machined previously can be more effectively machined in place at a time, space and lower cutter machining procedures are greatly saved, secondary clamping is reduced for customers and manufacturers in the actual production process, machining time is greatly shortened, and production efficiency is improved. And the effect of improving the productivity is finally achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to woodworking equipment technical field, more specifically, it is a servo motor drive device for rear floating platform. BACKGROUND

[0002] In the woodworking industry, various processing avoidance problems will be encountered in actual processing technology, but the traditional structure rack is fixed as a whole, which makes many process processing avoidance problems cannot be achieved, and auxiliary devices or secondary processing site are needed, resulting in the increase of machine cost, the waste of time in secondary processing, and the serious decline of one-day operation output. For the processing of wood board on the rack floating plane, some hole positions cannot be processed on the rack at one time due to the limitation of the structure of the rack itself, resulting in no knife avoidance space, which needs to be clamped and processed on the other side, causing great waste of processing cost and low production efficiency, and the structure of special tools is too large to cause secondary processing state and other problems. SUMMARY

[0003] Therefore, the utility model provides a servo motor drive device for rear floating platform.

[0004] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0005] A servo motor drive device for rear floating platform comprises a lower cross beam, a rear floating platform is arranged on the lower cross beam, at least two slide rail assemblies and a driving assembly are arranged between the lower cross beam and the rear floating platform, the driving assembly comprises a servo motor and a lead screw connected with the servo motor and the rear floating platform respectively, the lead screw can provide forward and backward movement stroke, a synchronous belt is arranged between the servo motor and the lead screw, and the servo motor can drive the lead screw to rotate through the synchronous belt to drive the rear floating platform to move and avoid.

[0006] In the preferred technical scheme, a motor hanging plate for fixing the servo motor is arranged on the lower cross beam, a large pulley is connected with the rotating shaft of the servo motor, a small pulley is connected with one end of the lead screw close to the motor hanging plate, and the synchronous belt is sleeved on the large pulley and the small pulley to connect the servo motor and the lead screw.

[0007] In the preferred technical scheme, the slide rail assembly comprises a sliding block connected with the bottom of the rear floating platform and a slide rail connected with the lower cross beam, and the lower cross beam is provided with a slide rail fixing plate connected with the slide rail assembly.

[0008] In the preferred technical scheme, the servo motor is controlled by the program software on the woodworking machine tool, and the servo motor can be controlled to move and adjust the position according to the processing requirements of the woodworking machine tool to realize the avoidance function.

[0009] In the preferred technical scheme, the lower cross beam is provided with a screw rod fixing plate, the screw rod fixing plate is provided with screw rod fixing blocks respectively connected with two ends of the screw rod at front and back, and the rear floating platform is provided with a driving block connected with the screw rod.

[0010] In the preferred technical scheme, the front and back moving stroke of the rear floating platform is greater than or equal to 160 mm.

[0011] Compared with the prior art, the utility model has the following beneficial technical effects:

[0012] The utility model discloses a rear floating platform can freely avoid in the space within the prescribed stroke, can more effectively carry out one-time processing in place to the complex technology or the hole position that previous processing can not reach, greatly save space and lower knife processing procedure, reduce secondary clamping and processing time in the actual production process of customer manufacturer greatly reduce, finally reach the effect of capacity improvement, the effect after improvement is to reduce processing procedure time, improve processing speed, auxiliary support flat surface, reduce customer processing defective rate.

[0013] Because the rear floating platform of the machine tool mechanism of the prior art cannot move, cannot avoid and the floating platform cannot support smaller plate material due to too far distance, after improvement, the utility model utilizes servo motor to carry out tool procedure optimal arrangement in the actual processing process, thereby driving the screw rod to make the rear floating platform avoid and move forward and backward, can make the tool utilization maximization, does not need secondary avoidance or reduces the secondary change of the clamping hand.According to the size of the tool, the program space is avoided, the processing efficiency and processing speed are greatly improved, and the wood board support plate in the processing process can be used as the wood board support plate. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only the embodiments of the utility model, and other drawings can be obtained by the provided drawings without creative labor for the ordinary skilled in the art.

[0015] Figure 1 The three-dimensional structure of the utility model Figure 1 .

[0016] Figure 2 The exploded view of the utility model.

[0017] Figure 3The utility model discloses a three -dimensional structure schematic diagram Figure 2 .

[0018] The number of the drawing is: 100, the lower crossbeam, 200, the rear floating platform, 110, the slide rail subassembly, 120, the drive subassembly, 121, servo motor, 122, the screw rod, 130, motor hanging board, 123, synchronous belt, 124, big pulley, 125, small pulley, 111, sliding block, 112, slide rail, 140, slide rail fixed plate, 150, screw rod fixed plate, 151, screw rod fixed block, 210, drive block. DETAILED DESCRIPTION

[0019] The application will be described in further detail below with reference to the drawings. These drawings are simplified schematic diagrams and only show the basic structure of the application in a schematic manner, and therefore only show the components related to the application.

[0020] In the description of the present application, it should be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0021] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the present application can be understood according to the specific circumstances.

[0022] A servo motor drive device for rear floating platform, please refer to Figures 1-3, including the lower crossbeam 100, the lower crossbeam 100 is one of the support structure of the woodworking machine tool frame, the lower crossbeam 100 is usually made of solid metal material, has strong bending and compression capacity, to support the various loads of machine tool in the processing process. The lower crossbeam 100 is provided with the rear floating platform 200, the rear floating platform 200 is a support platform behind the machine tool, used to support the longer wood or workpiece, so that it is more stable, flat in the processing process, avoid the problem of inclination, shaking due to the length of wood exceeds the workbench. The rear floating platform 200 is more common in some large woodworking machine tool, such as woodworking sawing machine, woodworking milling machine, especially in the processing of long wood or large size of wood board is very useful. The lower crossbeam 100 and the rear floating platform 200 are connected between two slide rail assembly 110 and a drive assembly 120; drive assembly 120 includes servo motor 121 and connected with servo motor 121 and rear floating platform 200 respectively screw 122, screw 122 can provide forward and backward movement stroke; servo motor 121 and screw 122 are connected between the synchronous belt 123, servo motor 121 can drive screw 122 rotation through synchronous belt 123 to drive the rear floating platform 200 to avoid. Because the rear floating platform of the past is fixedly connected on the lower crossbeam cannot move, therefore, the utility model changes the fixed structure of the rear floating platform 200, makes the rear floating platform 200 can move forward and backward, in actual woodworking processing, the rear floating platform 200 can avoid or with the state of moving forward and backward, the rear floating platform 200 can avoid and process small plate to carry out the support of moving, prevent the upper pressure plate on the machine tool from appearing the empty state, solve the need of secondary clamping processing in the processing process, and the problem of processing misplacement, burst edge caused by small plate empty state.

[0023] Further, the lower cross beam 100 is provided with a motor hanging plate 130 for fixing the servo motor 121, the servo motor 121 is a 750W servo motor, the motor hanging plate 130 enables the servo motor 121 to be stably fixed on the lower cross beam 100; the rotating shaft of the servo motor 121 is connected with a large pulley 124, and the end of the screw rod 122 close to the motor hanging plate 130 is connected with a small pulley 125, the large pulley 124 and the small pulley 125 are both 30 teeth, and the specification of the synchronous belt 123 is: long 420, wide 14; the structure that the synchronous belt 123 connects the large pulley 124 and the small pulley 125 ensures that the driving of the servo motor 121 can stably drive the screw rod 122 to rotate. The slide rail assembly 110 includes a sliding block 111 connected with the bottom of the rear floating platform 200 and a slide rail 112 connected with the lower cross beam 100, and the lower cross beam 100 is provided with a slide rail fixing plate 140 connected with the slide rail assembly 110. The slide rail fixing plate 140 is horizontally arranged on the lower cross beam 100, so as to ensure the horizontal structure of the slide rail 112; in other embodiments, the positions of the slide rail 112 and the sliding block 111 can be interchanged. The directions of the two slide rails 111 are parallel, the rear floating platform 200 is connected with the lower cross beam 100 through the two slide rail assemblies 110, so as to ensure that the moving directions of the rear floating platform 200 are consistent, and the moving stability and fluency are better. The screw rod 122 is also horizontally arranged, and the arrangement direction thereof is the same as that of the slide rail 112, so as to ensure that the rear floating platform 200 can move forward and backward along the direction of the slide rail 112 when the screw rod 122 is driven.

[0024] Further, the lower cross beam 100 is provided with a screw rod fixing plate 150, the screw rod fixing plate 150 is provided with screw rod fixing blocks 151 connected with two ends of the screw rod 122 respectively, the screw rod 122 is stably fixed on the lower cross beam 100 through the screw rod fixing blocks 151 and can rotate freely, the front end of the screw rod 122 protrudes from the screw rod fixing block 151 to be connected with the synchronous belt 123. The rear floating platform 200 is provided with a driving block 210 connected with the screw rod 122 at the bottom, the driving block 210 is fixed at the bottom of the rear floating platform 200, the driving block 210 is provided with a connecting hole matched with the screw thread of the screw rod 122, the driving block 210 is sleeved on the screw rod 122 through the connecting hole, so that the movement of the rear floating platform 200 is driven when the screw rod 122 rotates. The stroke of the rear floating platform 200 moving forward and backward is 160 mm, so as to ensure that the forward and backward movement distance is sufficient to meet the movement avoiding function in actual processing. The stroke of the rear floating platform 200 depends on the length of the screw rod 122 and the slide rail 112, in other embodiments, the stroke of the rear floating platform 200 can be greater than 160 mm to meet different processing requirements. The driving assembly 120 is located between the two slide rail assemblies 110, which is beneficial to the stability of the driving assembly 120 when driving the rear floating platform 200 to move. The servo motor 121 is controlled by the program software on the woodworking machine tool, the program software refers to a computer software system for controlling the operation, programming and execution of the machine tool. The program software can realize the automatic control, process programming and processing path design of the machine tool, so that the machine tool can accurately complete the complex workpiece processing according to the predetermined processing sequence and path. The servo motor 121 can be controlled to move and adjust the position according to the processing requirements of the woodworking machine tool to realize the avoiding function. In the process of processing the wood board, the program software determines the required knife number and position to drive the servo motor 121 to drive the large pulley 124, the small pulley 125 drives the screw rod 122 to rotate forward or reverse through the transmission of the synchronous belt 123, so as to realize the forward and backward movement of the rear floating platform 200 to realize the space avoiding or supporting the small plate to prevent the empty state.

[0025] The above description of disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A servo motor driving device for a stern float, characterized by: The utility model relates to a rear floating platform moving device, including: Lower crossbeam (100), the lower crossbeam (100) is equipped with rear floating platform (200), the lower crossbeam (100) and rear floating platform (200) are connected and equipped with at least two slide rail assemblies (110) and a drive assembly (120), the drive assembly (120) includes servo motor (121) and the screw rod (122) of connecting servo motor (121) and rear floating platform (200) respectively, the screw rod (122) can provide front and back moving stroke, servo motor (121) and screw rod (122) are connected and equipped with synchronous belt (123), servo motor (121) can drive screw rod (122) rotation through synchronous belt (123) to drive rear floating platform (200) to avoid.

2. The servo motor driving device for a transom step according to claim 1, characterized in that: The lower crossbeam (100) is equipped with the motor hanging plate (130) for fixing servo motor (121), the pivot of servo motor (121) is connected with large pulley (124), the end close to motor hanging plate (130) of screw rod (122) is connected with small pulley (125), synchronous belt (123) is sleeved on large pulley (124) and small pulley (125) to connect servo motor (121) and screw rod (122).

3. The servo motor driving device for a transom step according to claim 1, characterized in that: The slide rail assembly (110) includes the slide block (111) of connecting rear floating platform (200) bottom and the slide rail (112) of connecting lower crossbeam (100), and the lower crossbeam (100) is equipped with the slide rail fixed plate (140) of connecting slide rail assembly (110).

4. The servo motor driving device for a transom step according to claim 1, characterized in that: The lower crossbeam (100) is equipped with screw rod fixed plate (150), and the screw rod fixed plate (150) is equipped with the screw rod fixed block (151) of connecting two ends of screw rod (122) respectively in front and back, and the bottom of rear floating platform (200) is equipped with the drive block (210) of connecting screw rod (122).

5. The servo motor driving device for a transom step according to claim 1, characterized in that: The front and back moving stroke of rear floating platform (200) is greater than or equal to 160 millimeters.

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