Housing of AC servo driver

Abstract

The utility model discloses a housing of an AC servo driver, belonging to the servo driver housing technology field, the housing of the AC servo driver comprises a housing body, one side of the housing body is provided with a sliding door, two sides of the housing body are symmetrically provided with ventilation boxes, and the farthest side of the two ventilation boxes is provided with a filter screen. One side of the ventilation box is open and communicates with one side of the shell body, a plurality of first rotating shafts are rotationally installed on the two sides of the inner wall of the ventilation box, supporting frames are symmetrically and fixedly installed on the outer sides of the first rotating shafts, filter screens are installed on the inner walls of the supporting frames, and the top ends of the first rotating shafts penetrate through the ventilation box and are fixedly connected with a driving assembly; according to the device, the filter screen can be adjusted according to environmental requirements, so that the practicability is improved, and the service life of the driver is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of servo driver housings, in particular to a housing of an AC servo driver. Background Art

[0002] At present, common AC servo drive housings have set ventilation holes, and filters are installed in the ventilation holes. The ventilation holes can meet the heat dissipation of the drive itself. However, when the drive is in different environments, the dust level and temperature in the environment are different. A single ventilation hole and filter can only be suitable for a single environment. In an environment with a lot of dust, it is difficult to block it with a layer of filter, but if multiple filters are set up, good heat dissipation cannot be achieved in a hotter environment. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a housing of an AC servo driver, aiming to improve the problem that the filter screen cannot be adjusted according to demand.

[0004] The utility model is implemented as follows: a shell of an AC servo driver, comprising a shell body, a sliding door is provided on one side of the shell body, ventilation boxes are symmetrically installed on both sides of the shell body, a filter is provided on the side farthest from the two ventilation boxes, one side of the ventilation box is opened and connected with one side of the shell body, a plurality of first rotating shafts are rotatably installed on both sides of the inner wall of the ventilation box, a support frame is symmetrically fixedly installed on the outer side of the first rotating shaft, a filter is installed on the inner wall of the support frame, and the top end of the first rotating shaft passes through the ventilation box and is fixedly connected to the drive assembly.

[0005] In the preferred technical solution of the utility model, a support plate is fixedly installed on the inner wall of the shell body, a plurality of ventilation holes are arranged on the support plate, and the distance between the bottom end of the support plate and the bottom end of the inner wall of the shell body is between 5cm and 10cm.

[0006] In the preferred technical solution of the utility model, the two support frames are set in an arc at the farthest side, the support frames on the two adjacent first rotating shafts are slidingly connected to each other, and the support frames are slidingly connected to both sides of the inner wall of the ventilation box. When the first rotating shaft rotates, it can drive the support frames to rotate to form an interconnected plane.

[0007] In the preferred technical solution of the utility model, the driving assembly includes a protection box and a second rotating shaft, the protection box is fixedly installed on the top of the ventilation box, the second rotating shaft is rotatably installed between the inner walls of the protection box, the first bevel gear is fixedly installed on the second rotating shaft, the second bevel gear is fixedly installed on the top of the first rotating shaft, the first bevel gear and the second bevel gear are meshingly connected, and the bottom end of the protection box is opened.

[0008] In the preferred technical solution of the present utility model, a slide groove is provided in the second rotating shaft, a round block is rotatably installed on one side of the inner wall of the slide groove, a spring is fixedly installed on one side of the round block, a slider is fixedly installed on one end of the spring, a pull rod is fixedly installed on one side of the slider, one end of the pull rod passes through one side of the second rotating shaft and the protective box and is fixedly connected to the first turntable, a positioning rod is fixedly installed on one side of the inner wall of the slide groove, and a positioning hole matching the positioning rod is provided on the slider.

[0009] In the preferred technical solution of the utility model, the positioning rod and the round block are symmetrically arranged on both sides of the inner wall of the slide groove, the slider is slidably connected to the inner wall of the slide groove, the slider has the same shape as the round block, and the diameter of the slider is larger than the diameter of the pull rod.

[0010] In the preferred technical solution of the utility model, a threaded rod is rotatably installed on the top of the inner wall of the shell body, an extrusion frame is threadedly installed on the threaded rod, a third rotating shaft is fixedly installed on the top of the threaded rod, the top of the third rotating shaft passes through the top of the shell body and fixedly installs the second turntable, the two sides of the bottom end of the extrusion frame are arranged with arcs, a protective pad is arranged at the bottom end of the extrusion frame, and the top end of the extrusion frame is threadedly installed on the threaded rod.

[0011] In the preferred technical solution of the utility model, a guide rod is fixedly installed on the top of the inner wall of the shell body, and the extrusion frame is slidably installed on the guide rod. There are two guide rods that are symmetrically arranged on both sides of the threaded rod.

[0012] The beneficial effect of the utility model is as follows: the utility model obtains a shell of an AC servo driver through the above design, and the door is opened to place the AC servo driver in the shell body, and the second turntable is rotated to drive the threaded rod to rotate, and the rotation of the threaded rod drives the extrusion frame to move down to extrude and fix the AC servo driver, and the first turntable is pulled to drive the slider to move through the pull rod, and the slider moves while the tension spring is inserted into the positioning hole. At this time, the first turntable can be rotated to drive the second shaft to rotate, and the second shaft drives the first shaft to rotate through the first bevel gear and the second bevel gear. The rotation of the first shaft drives the support frame to rotate for adjustment. When there is a lot of dust, all the support frames can be assembled into a plane for secondary filtration. When it is necessary to increase the heat dissipation, the support frame can be rotated 90°. This device can adjust the filter according to environmental requirements, thereby improving practicality and increasing the service life of the driver. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic structural diagram of a housing of an AC servo driver provided by an embodiment of the utility model;

[0015] Figure 2 A schematic diagram of the internal structure of the housing body is provided for the embodiment of the utility model;

[0016] Figure 3 A schematic diagram of the internal structure of the ventilation box is provided for the embodiment of the utility model;

[0017] Figure 4 A structural schematic diagram of a support frame is provided for an implementation mode of the utility model;

[0018] Figure 5 A schematic diagram of the internal structure of the second rotating shaft is provided for the implementation mode of the utility model;

[0019] Figure 6 A partial structural schematic diagram of a housing of an AC servo driver is provided for an embodiment of the utility model.

[0020] In the figure: 110-housing body; 111-sliding door; 112-support plate; 120-ventilation box; 121-first rotating shaft; 122-support frame; 123-filter screen; 130-protection box; 131-second rotating shaft; 132-first bevel gear; 133-second bevel gear; 140-round block; 141-spring; 142-slider; 143-pull rod; 144-first turntable; 145-positioning rod; 150-threaded rod; 151-extrusion frame; 152-second turntable; 153-guide rod. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 5The utility model provides a technical solution: a shell of an AC servo driver, including a shell body 110, a sliding door 111 is arranged on one side of the shell body 110, and ventilation boxes 120 are symmetrically installed on both sides of the shell body 110, and the two ventilation boxes 120 are farthest from each other and are provided with a filter screen, one side of the ventilation box 120 is opened and connected with one side of the shell body 110, and multiple first rotating shafts 121 are rotatably installed on both sides of the inner wall of the ventilation box 120, and support frames 122 are symmetrically fixedly installed on the outer side of the first rotating shaft 121, and the two support frames 122 are arranged in an arc setting at the farthest side, and the support frames 122 on the two adjacent first rotating shafts 121 are slidably connected, and the support frame 122 is slidably connected to both sides of the inner wall of the ventilation box 120, and a filter screen 123 is installed on the inner wall of the support frame 122, and the top of the first rotating shaft 121 passes through the ventilation box 120 and is fixedly connected to the drive component.

[0023] In some specific implementation schemes, a support plate 112 is fixedly mounted on the inner wall of the housing body 110 , and a plurality of ventilation holes are provided on the support plate 112 , thereby improving the heat dissipation of the device.

[0024] See also Figure 3 , Figure 4 and Figure 5 The driving assembly includes a protection box 130 and a second rotating shaft 131. The protection box 130 is fixedly installed on the top of the ventilation box 120. The second rotating shaft 131 is rotatably installed between the inner walls of the protection box 130. The first bevel gear 132 is fixedly installed on the second rotating shaft 131. The second bevel gear 133 is fixedly installed on the top of the first rotating shaft 121. The first bevel gear 132 and the second bevel gear 133 are meshed and connected. A slide groove is provided in the second rotating shaft 131. A round block 140 is rotatably installed on one side of the inner wall of the slide groove. A spring 141 is fixedly installed on one side of the round block 140. A slider 142 is fixedly installed on one end of the spring 141. A pull rod 143 is fixedly installed on one side of the slider 142. One end of the pull rod 143 passes through one side of the second rotating shaft 131 and the protection box 130 and is fixedly connected to the first turntable 144. A positioning rod 145 is fixedly installed on one side of the inner wall of the slide groove, and a positioning hole matching the positioning rod 145 is provided on the slider 142.

[0025] In some specific implementation schemes, the positioning rod 145 and the round block 140 are symmetrically arranged on both sides of the inner wall of the slide groove, the slider 142 is slidably connected to the inner wall of the slide groove, the slider 142 has the same shape as the round block 140, and the diameter of the slider 142 is larger than the diameter of the pull rod 143 to prevent the support frame 122 from rotating accidentally when the first turntable 144 rotates.

[0026] See also Figure 6 A threaded rod 150 is rotatably installed on the top of the inner wall of the shell body 110, an extrusion frame 151 is threadedly installed on the threaded rod 150, a third rotating shaft is fixedly installed on the top of the threaded rod 150, and the top of the third rotating shaft passes through the top of the shell body 110 and is fixedly installed on the second turntable 152.

[0027] In some specific implementation schemes, a guide rod 153 is fixedly installed on the top of the inner wall of the shell body 110, and the extrusion frame 151 is slidably installed on the guide rod 153. The guide rod 153 improves the stability of the extrusion frame 151 when it moves, and is convenient for fixing drivers of different sizes.

[0028] Working principle: When in use, open the sliding door 111 to place the AC servo driver in the shell body 110, rotate the second turntable 152 to drive the threaded rod 150 to rotate, and the rotation of the threaded rod 150 drives the extrusion frame 151 to move down to squeeze and fix the AC servo driver, pull the first turntable 144 to drive the slider 142 to move through the pull rod 143, and the slider 142 moves while the tension spring 141 is inserted into the positioning hole until the positioning rod 145 is inserted into the positioning hole. At this time, rotating the first turntable 144 can drive the second rotating shaft 131 to rotate, and the second rotating shaft 131 drives the first rotating shaft 121 to rotate through the first bevel gear 132 and the second bevel gear 133. The rotation of the first rotating shaft 121 drives the support frame 122 to rotate for adjustment. When there is a lot of dust, all the support frames 122 can be assembled into a plane for secondary filtration. When it is necessary to increase the heat dissipation, the support frame 122 can be rotated 90°.

[0029] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A housing of an AC servo drive, comprising a housing body, characterized in that: A sliding door is provided on one side of the shell body, and ventilation boxes are symmetrically installed on both sides of the shell body. The farthest side of the two ventilation boxes is provided with a filter. One side of the ventilation box is provided with an opening and is connected with one side of the shell body. Multiple first rotating shafts are rotatably installed on both sides of the inner wall of the ventilation box, and a support frame is symmetrically fixedly installed on the outer side of the first rotating shaft. A filter is installed on the inner wall of the support frame, and the top end of the first rotating shaft passes through the ventilation box and is fixedly connected to the drive assembly.

2. The housing of an AC servo drive according to claim 1, characterized in that: A support plate is fixedly mounted on the inner wall of the shell body, and a plurality of ventilation holes are arranged on the support plate.

3. The housing of an AC servo drive according to claim 1, characterized in that: The two support frames are arranged in an arc at the farthest side, the support frames on two adjacent first rotating shafts are slidably connected to each other, and the support frames are slidably connected to both sides of the inner wall of the ventilation box.

4. The housing of an AC servo drive according to claim 1, characterized in that: The driving assembly includes a protection box and a second rotating shaft. The protection box is fixedly installed on the top of the ventilation box, the second rotating shaft is rotatably installed between the inner walls of the protection box, the first bevel gear is fixedly installed on the second rotating shaft, the second bevel gear is fixedly installed on the top of the first rotating shaft, and the first bevel gear and the second bevel gear are meshingly connected.

5. The housing of an AC servo drive according to claim 4, characterized in that: A slide groove is provided in the second rotating shaft, a round block is rotatably installed on one side of the inner wall of the slide groove, a spring is fixedly installed on one side of the round block, a slider is fixedly installed on one end of the spring, a pull rod is fixedly installed on one side of the slider, one end of the pull rod passes through one side of the second rotating shaft and the protective box and is fixedly connected to the first turntable, a positioning rod is fixedly installed on one side of the inner wall of the slide groove, and a positioning hole matching the positioning rod is provided on the slider.

6. The housing of an AC servo driver according to claim 5, characterized in that: The positioning rod and the round block are symmetrically arranged on both sides of the inner wall of the slide groove, the sliding block is slidably connected to the inner wall of the slide groove, the sliding block has the same shape as the round block, and the diameter of the sliding block is larger than the diameter of the pull rod.

7. The housing of an AC servo driver according to claim 1, characterized in that: A threaded rod is rotatably installed on the top of the inner wall of the shell body, an extrusion frame is threadedly installed on the threaded rod, a third rotating shaft is fixedly installed on the top of the threaded rod, and the top of the third rotating shaft passes through the top of the shell body and is fixedly installed on the second turntable.

8. The housing of an AC servo driver according to claim 7, characterized in that: A guide rod is fixedly installed on the top of the inner wall of the shell body, and the extrusion frame is slidably installed on the guide rod.

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