Servo motor driven rotating table for machine tool
By designing a sealed housing and heat dissipation structure on the servo motor rotary table, the problems of powder entry and heat generation were solved, resulting in a longer service life and higher precision.
Patent Information
- Application Number
- CN202520109309.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-17
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2035-01-17
AI Technical Summary
During operation, powder entering the servo motor rotary table can affect the safe operation and lifespan of the motor, and the heat generated during continuous operation can lead to a decrease in accuracy and lifespan.
A structure including a sealing shell, a support bushing, a planetary reducer, a servo motor, a heat-conducting strip, and a heat sink is designed. Cleaning and maintenance are carried out through a flushing pipe, an air inlet pipe, and a lubricant addition pipe, and heat dissipation is achieved using the heat-conducting strip and heat sink fins to prevent overheating.
It effectively removes powder, extends service life, avoids overheating, and improves the stability and accuracy of the rotary table.
Smart Images
Figure CN223699997U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to machine tool equipment technical field, concretely relates to be used for servo motor drive rotating platform on machine tool. BACKGROUND
[0002] The servo motor rotating platform is a rotating platform driven by a servo motor and a planetary reducer, commonly used for high-precision and high-stability rotating applications. It usually includes a shaft with bearings to support the platform and reduce the height dimension through synchronous belts or other transmission devices to adapt to space-limited application scenarios. The core component of the servo rotating platform is the servo motor, which can achieve high-speed and stable rotation of the rotating platform through precise control algorithms, with extremely high positioning accuracy and repeatability.
[0003] The servo rotating platform can also be equipped with different accessories and components, such as rotating platform control, drivers, connectors, etc., to meet the needs of different application scenarios. Some servo rotating platforms also adopt a hollow structure design, with high transmission efficiency, high precision, high rigidity, etc., and can be matched with servo motors or stepper motors for arbitrary angle cutting, suitable for applications requiring high-precision rotation and positioning.
[0004] During the working process of the servo motor rotating platform, powder entering the workbench from the gap between the rotating platform and the workbench not only affects the safe operation of the rotating platform motor, but also exacerbates the wear of the seal, affecting the service life. The continuous operation time or precision requirement of the rotating platform is too high, which will further affect the service life of the rotating platform. Therefore, we propose a servo motor driven rotating platform for machine tool. UTILITY MODEL CONTENT
[0005] The utility model aims to provide a servo motor driven rotating platform for machine tool to solve the above-mentioned deficiencies in the art.
[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a servo motor driven rotating platform for machine tool, comprising a sealed housing, a support shaft sleeve is installed on the top outer wall of the sealed housing through an opening, a gear ring is fixedly arranged on the bottom outer wall of the support shaft sleeve, a planetary reducer is fixedly arranged on one side of the bottom of the sealed housing, a servo motor is installed on the bottom outer wall of the planetary reducer, an output gear is fixedly arranged on the output end of the planetary reducer, a flushing pipe, an air inlet pipe and a lubricating liquid adding pipe are respectively communicated through openings on one side outer wall of the sealed housing, a positioning groove is opened on the bottom outer wall of the sealed housing, heat conducting strips are embedded on the inner wall of the positioning groove, heat conducting plates are fixedly arranged on the top outer wall of the heat conducting strips, and heat dissipation plates are fixedly arranged on the bottom outer wall of the heat conducting strips.
[0007] Preferably, the inner wall of the support shaft sleeve comprises a bearing.
[0008] Preferably, the output end of the servo motor is connected with the input end of the planetary reducer, the outer wall of the output gear is engaged with the outer wall of the gear ring, the planetary reducer is driven to work by the output end of the servo motor, the planetary reducer drives the gear ring to rotate through the output gear, and the gear ring drives the support shaft sleeve to rotate.
[0009] Preferably, the bottom side of the sealing shell cover is provided with a settling tank through an opening, the bottom outer wall of the settling tank is communicated with a discharge and exhaust pipe through an opening, and the flushing pipe, the air inlet pipe and the lubricating liquid adding pipe are all communicated with pipe joints at one end of the discharge and exhaust pipe.
[0010] Preferably, the bottom outer wall of the heat dissipation plate is fixedly provided with heat dissipation fins distributed at equal distances, which are beneficial to improving the heat dissipation effect of the heat dissipation plate.
[0011] Preferably, four internally threaded support sleeve pipes are fixedly arranged at the top four corners of the sealing shell cover through openings, and the inner walls of the internally threaded support sleeve pipes are provided with matched bolts, which are fixed by being screwed into the inner walls of the internally threaded support sleeve pipes, so that the utility model can be fixed at a specified position.
[0012] Preferably, the heat conduction strips, the heat conduction plates, the heat dissipation plates and the heat dissipation fins are made of aluminum material.
[0013] In the above technical solution, the technical effects and advantages of the utility model are as follows:
[0014] Water is input into the inside of the sealing shell cover through the flushing pipe, the inside of the sealing shell cover is flushed, metal powder and long-time lubricating oil are discharged through the settling tank and the discharge and exhaust pipe, gas is flushed into the sealing shell cover through the air inlet pipe, the sealing shell cover is filled with rapidly circulating gas, the sealing shell cover is dried, and lubricating oil is flushed and added into the sealing shell cover through the lubricating liquid adding pipe, so that the metal powder in the inside of the sealing shell cover can be treated and the utility model can be maintained, which is beneficial to improving the service life of the utility model.
[0015] The heat conduction plates can absorb heat in the sealing shell cover, the heat conduction plates guide the heat into the heat dissipation plates through the heat conduction strips, the heat is dissipated through the heat dissipation plates and the heat dissipation fins, the utility model can be cooled, the temperature in the utility model is prevented from being too high, and the service life of the utility model is further improved. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description only represent some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art based on these drawings.
[0017] Figure 1 It is a perspective structural schematic view of the servo motor driven rotating table for machine tool according to the present application.
[0018] Figure 2 It is a bottom view structural schematic view of the servo motor driven rotating table for machine tool according to the present application.
[0019] Figure 3 It is a sectional view structural schematic view of the sealing shell cover of the servo motor driven rotating table for machine tool according to the present application.
[0020] Figure 4 It is a support shaft sleeve structural schematic view of the servo motor driven rotating table for machine tool according to the present application.
[0021] Figure 5 It is a heat dissipation plate structural schematic view of the servo motor driven rotating table for machine tool according to the present application.
[0022] Explanation of reference signs:
[0023] 1 sealing shell cover, 2 support shaft sleeve, 3 tooth ring, 4 bearing, 5 planetary reducer, 6 servo motor, 7 output gear, 8 inner thread support sleeve, 9 flushing pipe, 10 air inlet pipe, 11 lubricating liquid adding pipe, 12 settling tank, 13 discharge and exhaust pipe, 14 positioning groove, 15 heat conduction strip, 16 heat conduction plate, 17 heat dissipation plate, 18 heat dissipation fin. DETAILED DESCRIPTION
[0024] In the following, a plurality of embodiments of the present application will be disclosed by means of drawings. For the purpose of clear illustration, many details of the actual objects will be described in the following description. However, it should be understood that these actual details should not be used to limit the present application. That is, in some embodiments of the present application, these actual details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and components will be shown in the drawings in a simple schematic manner.
[0025] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and does not mean to particularly indicate the order or sequence, nor to limit the present application, which is only to distinguish the components or operations described by the same technical terms, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can be explicitly or implicitly included at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor in the protection scope required by the present application.
[0026] Embodiment one
[0027] Referring to the description of the accompanying drawings Figures 1-5 The servo motor driven rotating table for machine tool comprises a sealed shell cover 1, a support shaft sleeve 2 is installed on the top outer wall of the sealed shell cover 1 through an opening, a gear ring 3 is fixedly arranged on the bottom outer wall of the support shaft sleeve 2, a planetary reducer 5 is fixedly arranged on one side of the bottom of the sealed shell cover 1, a servo motor 6 is installed on the bottom outer wall of the planetary reducer 5, an output gear 7 is fixedly arranged on the output end of the planetary reducer 5, a flushing pipe 9, an air inlet pipe 10 and a lubricating liquid adding pipe 11 are respectively communicated with the outer wall of one side of the sealed shell cover 1 through openings, a positioning groove 14 is arranged on the bottom outer wall of the sealed shell cover 1, a heat conduction strip 15 is embedded on the inner wall of the positioning groove 14, a heat conduction plate 16 is fixedly arranged on the top outer wall of the heat conduction strip 15, and a heat dissipation plate 17 is fixedly arranged on the bottom outer wall of the heat conduction strip 15.
[0028] Embodiment two
[0029] Based on the basis of embodiment one, the inner wall of the support shaft sleeve 2 comprises a bearing 4, the output end of the servo motor 6 is connected with the input end of the planetary reducer 5, the outer wall of the output gear 7 is engaged with the outer wall of the gear ring 3, the planetary reducer 5 is driven to work by the output end of the servo motor 6, the gear ring 3 is driven to rotate by the output gear 7 of the planetary reducer 5, and the support shaft sleeve 2 is driven to rotate by the gear ring 3.
[0030] Embodiment three
[0031] Based on the basis of example one, the bottom side of the sealing shell cover 1 is provided with a settling tank 12 through an opening, the bottom outer wall of the settling tank 12 is communicated with a discharge and exhaust pipe 13 through an opening, the flushing pipe 9, the air inlet pipe 10, the lubricating liquid adding pipe 11 and one end of the discharge and exhaust pipe 13 are all communicated with pipe joints, the bottom outer wall of the heat dissipation plate 17 is fixedly provided with equidistantly distributed heat dissipation fins 18, the heat conduction strip 15, the heat conduction plate 16, the heat dissipation plate 17 and the heat dissipation fins 18 are all made of aluminum material, the heat dissipation fins 18 are beneficial to improve the heat dissipation effect of the heat dissipation plate 17, and the four inner threaded support sleeve pipes 8 are fixedly arranged at the top four corners of the sealing shell cover 1 through openings, the inner walls of the inner threaded support sleeve pipes 8 are provided with matched bolts, and the bolts are screwed into the inner walls of the inner threaded support sleeve pipes 8 for fixation, so that the utility model can be fixed at a specified position.
[0032] The utility model works as follows:
[0033] Referring to the drawings in the specification Figures 1-5 When the utility model is used, the flushing pipe 9 is connected with the water tank through a water pump, the air inlet pipe 10 is connected with a compressed air pump through a pipeline, and the lubricating liquid adding pipe 11 is connected with a lubricating oil tank through a pipeline. After the utility model is operated for a long time, the inner wall of the sealing shell cover 1 is filled with metal powder. At this time, water is input into the sealing shell cover 1 through the flushing pipe 9 to flush the inside of the sealing shell cover 1, so that the metal powder and the long-time lubricating oil are discharged through the settling tank 12 and the discharge and exhaust pipe 13. Then, gas is flushed into the sealing shell cover 1 through the air inlet pipe 10, so that the sealing shell cover 1 is filled with rapidly flowing gas, and the sealing shell cover 1 is dried. In combination with the lubricating liquid adding pipe 11, the lubricating oil is flushed and added into the sealing shell cover 1, so that the metal powder in the inside of the sealing shell cover 1 can be treated, and the utility model can be maintained. The use effect is good, which is beneficial to improve the service life of the utility model. During the operation of the utility model, the heat conduction plate 16 can absorb the heat in the sealing shell cover 1. The heat conduction plate 16 guides the heat into the heat dissipation plate 17 through the heat conduction strip 15. The heat is dissipated through the heat dissipation plate 17 and the heat dissipation fins 18, so that the utility model can be cooled, the internal temperature of the utility model is prevented from being too high, and the service life of the utility model is further improved.
[0034] The above only describes certain exemplary embodiments of the utility model in a descriptive manner, without doubt, for ordinary skilled persons in the art, the described embodiments can be modified in various ways without departing from the spirit and scope of the utility model. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.
Claims
1. A servo motor driven rotary table for machine tools, comprising a sealed housing (1), characterized in that: The top outer wall of the sealing shell (1) is fitted with a support bushing (2) through an opening. The bottom outer wall of the support bushing (2) is fixedly fitted with a toothed ring (3). A planetary reducer (5) is fixedly fitted on one side of the bottom of the sealing shell (1). A servo motor (6) is installed on the bottom outer wall of the planetary reducer (5). An output gear (7) is fixedly fitted at the output end of the planetary reducer (5). A flushing pipe (9), an air inlet pipe (10), and a lubricant adding pipe (11) are connected to one side outer wall of the sealing shell (1) through an opening. A positioning groove (14) is opened on the bottom outer wall of the sealing shell (1) at equal intervals. A heat-conducting strip (15) is embedded in the inner wall of the positioning groove (14). A heat-conducting plate (16) is fixedly fitted on the top outer wall of the heat-conducting strip (15). A heat dissipation plate (17) is fixedly fitted on the bottom outer wall of the heat-conducting strip (15).
2. The servo motor driven rotary table for machine tools according to claim 1, characterized in that: The inner wall of the support bushing (2) includes a bearing (4).
3. The servo motor driven rotary table for machine tools according to claim 1, characterized in that: The output end of the servo motor (6) is connected to the input end of the planetary reducer (5), and the outer wall of the output gear (7) meshes with the outer wall of the gear ring (3).
4. The servo motor driven rotary table for machine tools according to claim 1, characterized in that: The bottom side of the sealing shell (1) is equipped with a settling tank (12) through an opening. The bottom outer wall of the settling tank (12) is connected to a discharge and exhaust pipe (13) through an opening. One end of the flushing pipe (9), the air inlet pipe (10), the lubricant adding pipe (11), and the discharge and exhaust pipe (13) are all connected to a pipe joint.
5. The servo motor driven rotary table for machine tools according to claim 1, characterized in that: The bottom outer wall of the heat sink (17) is fixed with heat dissipation fins (18) that are evenly distributed.
6. The servo motor driven rotary table for machine tools according to claim 1, characterized in that: The top four corners of the sealing shell (1) are fixed with four internal threaded support sleeves (8) through openings, and the inner wall of the internal threaded support sleeves (8) is equipped with matching bolts.
7. The servo motor driven rotary table for machine tools according to claim 5, characterized in that: The heat-conducting strip (15), heat-conducting plate (16), heat sink (17) and heat sink fins (18) are made of aluminum.