High-precision servo oil cylinder
By introducing semiconductor refrigeration plates and water pump systems into the servo cylinder, combined with the dustproof net structure of the suction pump and heat dissipation hole, the problem of insufficient heat dissipation of the servo motor is solved, high-precision drive and long life are achieved, and the overall performance of the cylinder is enhanced .
Patent Information
- Application Number
- CN202421052383.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-15
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-15
AI Technical Summary
The existing servo cylinders have poor heat dissipation effect on the drive force servo motor, resulting in insufficient accuracy and ineffective operational precision.
A high-precision servo oil cylinder is designed, which uses semiconductor refrigeration sheets and water pump systems for liquid refrigeration, and gas cooling is achieved through connecting tanks and water pipes. The dustproof net structure of the suction pump and heat dissipation holes is combined to ensure effective heat dissipation of the servo motor.
It effectively improves the service life of the servo motor and the driving accuracy of the oil cylinder, reduces friction, enhances the sealing effect, and improves the refrigeration efficiency through recycling and guide plates.
Smart Images
Figure CN222277078U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of servo oil cylinders, in particular to a high-precision servo oil cylinder. Background Art
[0002] The oil cylinder is a hydraulic cylinder. The hydraulic cylinder is a linear motion actuator whose output force is proportional to the effective area of the piston and the pressure difference on both sides. During operation, the piston rod of the oil cylinder is fixedly connected to the mechanical component to be driven through the piston rod. Its precision is insufficient. In order to improve the accuracy of the hydraulic cylinder, a servo motor is generally set as the driving force. However, a heat dissipation structure is not set on the general servo oil cylinder, and thus the servo motor cannot be effectively cooled.
[0003] Most of the oil cylinders currently used in the market cannot effectively improve the precision of their operation, and cannot effectively dissipate the heat of the servo motor. For this reason, we propose a high-precision servo oil cylinder. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a high-precision servo cylinder, which solves the problems raised in the above background technology.
[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a high-precision servo oil cylinder, including a base, a mounting block, a second box, a cylinder body and a water tank are fixedly installed on the top of the base, a first box is fixedly installed on the top of the mounting block, the mounting block and the first box are fixedly connected to the second box, a driving structure is arranged on the first box, a mounting groove is arranged on the mounting block, a servo motor is fixedly installed inside the mounting groove, a slide groove and a connecting groove are arranged on the second box, and a connecting structure is fixedly installed inside the second box and at the bottom of the slide groove Taking over the pipe, the connecting pipe is connected with the connecting groove, a water pipe is arranged on the side of the second box body close to the water tank, the water pipe is fixedly connected with the connecting groove, both ends of the water pipe pass through one side of the second box body and are fixedly connected thereto, both ends of the water pipe are inserted into the interior of the water tank and are fixedly connected thereto, a semiconductor refrigeration sheet is inlaid on the side of the water tank away from the second box body, a conduit is fixedly installed on the side of the connecting groove away from the cylinder body, the conduit is inserted into the interior of the mounting block and is connected with the mounting groove, an air suction pump is inlaid on one side of the second box body, and the output end of the air suction pump is connected with the slide groove.
[0006] Preferably, the driving structure includes a push rod, which is inserted into the interior of the first box body and slidably connected with the push rod, and a movable plate is fixedly installed at the bottom of the push rod, and the movable plate is slidably connected to the first box body, and a screw rod is fixedly installed on the output end of the servo motor, and the screw rod passes through the top of the mounting block and is rotatably connected with it, and the screw rod passes through the movable plate and is threadedly connected with it, and the screw rod is inserted into the interior of the push rod and is threadedly connected with it, and a connecting plate is fixedly installed on the top of the push rod, and a sealing push plate is fixedly installed on the bottom of the connecting plate, and the sealing push plate is slidably connected to the second box body, and a piston rod is provided inside the cylinder body, and the piston rod passes through the top of the cylinder body and is slidably connected with it, a sleeve is fixedly installed on the outside of the piston rod, and a top plate is fixedly installed on the top of the piston rod, and the connecting plate is fixedly connected to the sleeve, and the movable plate and the push rod outside the screw rod are driven longitudinally by the servo motor, and then the connecting plate is pushed to move it, and further the sealing push plate and the piston rod are driven to move synchronously to realize the driving of the cylinder body.
[0007] Preferably, a plurality of heat dissipation holes are provided on the mounting block and on one side of the mounting groove, and dustproof nets are provided inside the input pipe of the air suction pump and the plurality of heat dissipation holes. By providing dustproof nets inside the input pipe and the heat dissipation holes of the air suction pump, a protective effect is achieved.
[0008] Preferably, sealing rings are provided at the junctions of the first box body and the push rod, the second box body and the sealing push plate, and the cylinder body and the piston rod, and the connecting pipe and the conduit are respectively provided with a first one-way valve and a second one-way valve. The sealing effect of the device is improved by the provided sealing rings, and the gas is conveniently transported by the cooperation of the provided first one-way valve and the second one-way valve.
[0009] Preferably, the water tank is provided with a water inlet, a water pump is fixedly installed inside the water tank, the water pump is fixedly connected to the input end of the water pipe, and a plurality of guide plates are fixedly installed on the inner walls on both sides of the water tank, so that the speed of liquid movement is slowed down by the guide plates, thereby improving the cooling effect of the semiconductor refrigeration plate on the liquid.
[0010] Preferably, a controller is embedded in one side of the first box body, and the controller is electrically connected to the servo motor, semiconductor refrigeration plate, water pump and suction pump. Two fixing plates are fixedly installed on the corresponding two sides of the base, and the equipment on the device is coordinated by the set controller, and the installation of the device is achieved by cooperating with the set fixing plate and the existing fixing bolts.
[0011] The utility model provides a high-precision servo oil cylinder, which has the following beneficial effects:
[0012] 1. The high-precision servo cylinder cools the liquid inside the water tank through the semiconductor refrigeration sheet, and transports the cooled liquid to the inside of the water pipe through the operation of the water pump. The gas inside the connecting groove is in contact with the liquid inside the water pipe to achieve the cooling effect of the gas. The servo motor is further cooled by transporting the cooled gas to the inside of the installation groove, thereby increasing the service life of the servo motor.
[0013] 2. The high-precision servo cylinder is driven by a servo motor to move the moving plate and the push rod outside the screw rod longitudinally, thereby pushing the connecting plate to move it, and further driving the sealing push plate and the piston rod to move synchronously to drive the cylinder body. At the same time, dustproof nets are provided inside the input pipe and heat dissipation holes of the suction pump to protect it. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 It is a front cross-sectional view of the utility model;
[0016] Figure 3 For this utility model Figure 2 A in the enlarged view;
[0017] Figure 4 It is a side sectional view of the utility model.
[0018] In the figure: 1. base; 2. mounting block; 3. first box body; 4. second box body; 5. cylinder body; 6. mounting groove; 7. servo motor; 8. moving plate; 9. screw rod; 10. push rod; 11. connecting plate; 12. sealing push plate; 13. piston rod; 14. sleeve; 15. top plate; 16. slide groove; 17. connecting pipe; 18. connecting groove; 19. water tank; 20. semiconductor refrigeration plate; 21. water pipe; 2201, first one-way valve; 2202, second one-way valve; 23. guide plate; 24. water pump; 25. fixing plate; 26. suction pump; 27. heat dissipation hole; 28. controller; 29. catheter. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0020] See also Figures 1 to 4The utility model provides a technical solution: a high-precision servo oil cylinder, including a base 1, a mounting block 2, a second box body 4, a cylinder body 5 and a water tank 19 are fixedly installed on the top of the base 1, a first box body 3 is fixedly installed on the top of the mounting block 2, the mounting block 2 and the first box body 3 are fixedly connected to the second box body 4, a driving structure is arranged on the first box body 3, a mounting groove 6 is opened on the mounting block 2, a servo motor 7 is fixedly installed inside the mounting groove 6, a slide groove 16 and a connecting groove 18 are opened on the second box body 4, a connecting pipe 17 is fixedly installed inside the second box body 4 and at the bottom of the slide groove 16, the connecting pipe 17 is connected to the connecting groove 18, and the second box body 4 is close to the side of the water tank 19 A water pipe 21 is provided, and the water pipe 21 is fixedly connected to the connecting groove 18. Both ends of the water pipe 21 pass through one side of the second box body 4 and are fixedly connected thereto. Both ends of the water pipe 21 are inserted into the interior of the water tank 19 and are fixedly connected thereto. A semiconductor refrigeration plate 20 is inlaid on the side of the water tank 19 away from the second box body 4. The cooling end of the semiconductor refrigeration plate 20 is located on the side close to the water tank 19. Anyway, the side away from the water tank 19 is the heat dissipation end. A conduit 29 is fixedly installed on the side of the connecting groove 18 away from the cylinder body 5. The conduit 29 is inserted into the interior of the mounting block 2 and is connected to the mounting groove 6. An air pump 26 is inlaid on one side of the second box body 4, and the output end of the air pump 26 is connected to the slide groove 16.
[0021] The driving structure includes a push rod 10, which is inserted into the interior of the first box body 3 and slidably connected thereto, a movable plate 8 is fixedly installed at the bottom of the push rod 10, and the movable plate 8 is slidably connected to the first box body 3, a screw rod 9 is fixedly installed at the output end of the servo motor 7, the screw rod 9 passes through the top of the mounting block 2 and is rotatably connected thereto, the screw rod 9 passes through the movable plate 8 and is threadedly connected thereto, the screw rod 9 is inserted into the interior of the push rod 10 and is threadedly connected thereto, a connecting plate 11 is fixedly installed at the top of the push rod 10, and a sealing push plate 12 is fixedly installed at the bottom of the connecting plate 11 The sealing push plate 12 is slidably connected to the second box body 4, and a piston rod 13 is arranged inside the cylinder body 5. The piston rod 13 passes through the top of the cylinder body 5 and is slidably connected thereto. A sleeve 14 is fixedly installed on the outside of the piston rod 13, and a top plate 15 is fixedly installed on the top of the piston rod 13. The connecting plate 11 is fixedly connected to the sleeve 14. The servo motor 7 drives the moving plate 8 and the push rod 10 on the outside of the screw rod 9 to move longitudinally, thereby pushing the connecting plate 11 to move it, and further driving the sealing push plate 12 and the piston rod 13 to move synchronously to realize the driving of the cylinder body 5.
[0022] A plurality of heat dissipation holes 27 are provided on the mounting block 2 and on one side of the mounting groove 6. Dust-proof nets are provided inside the input pipe of the air suction pump 26 and the plurality of heat dissipation holes 27. By providing dust-proof nets inside the input pipe of the air suction pump 26 and the heat dissipation holes 27, a protective effect is achieved. Sealing rings are provided at the junction of the first box body 3 and the push rod 10, the second box body 4 and the sealing push plate 12, and the cylinder body 5 and the piston rod 13. A first one-way valve 2201 and a second one-way valve 2202 are provided on the connecting pipe 17 and the conduit 29, respectively. The sealing rings are used to improve the sealing effect of the device, and the cooperation of the first one-way valve 2201 and the second one-way valve 2202 facilitates the gas transportation.
[0023] A water inlet is provided on the water tank 19, and a water pump 24 is fixedly installed inside the water tank 19. The water pump 24 is fixedly connected to the input end of the water pipe 21. A number of guide plates 23 are fixedly installed on the inner walls on both sides of the water tank 19. The guide plates 23 are used to slow down the speed of liquid movement, thereby improving the cooling effect of the semiconductor refrigeration plate 20 on the liquid. A controller 28 is embedded on one side of the first box body 3. The controller 28 is electrically connected to the servo motor 7, the semiconductor refrigeration plate 20, the water pump 24 and the suction pump 26. Two fixing plates 25 are fixedly installed on the corresponding two sides of the base 1. The equipment on the device is coordinated by the set controller 28, and the set fixing plate 25 is coordinated with the existing fixing bolts to achieve the installation of the device.
[0024] To sum up, when the high-precision servo cylinder is in use, it is driven by the servo motor 7 to make the movable plate 8 and the push rod 10 outside the screw rod 9 move longitudinally, and then push the connecting plate 11 to move it, and further drive the sealing push plate 12 and the piston rod 13 to move synchronously to realize the driving of the cylinder body 5. The driving by the servo motor 7 can effectively improve the accuracy of the operation of the cylinder body 5 and the piston rod 13, and the inner walls of the first box body 3, the second box body 4 and the cylinder body 5 are all smoothly set to reduce the friction when they slide.
[0025] The gas outside the second box body 4 is sucked into the interior of the slide groove 16 through the provided suction pump 26, and the sealing push plate 12 is moved longitudinally so that the sucked gas is transported to the interior of the connecting groove 18 through the provided connecting pipe 17, and further the liquid inside the water tank 19 is cooled by the provided semiconductor refrigeration plate 20, and the provided water pump 24 is operated to transport the cooled liquid to the interior of the water pipe 21, and the gas inside the connecting groove 18 contacts the liquid inside the water pipe 21, so as to achieve the cooling effect on the gas, and further the cooled gas is transported to the interior of the mounting groove 6 through 22 to cool the servo motor 7, thereby improving the service life of the servo motor 7, and at the same time, when cooling the gas inside the connecting groove 18, the gas transportation outside the second box body 4 is stopped by controlling the suction pump 26, thereby improving the cooling effect on the gas inside the connecting groove 18.
[0026] At the same time, both ends of the water pipe 21 are inserted into the interior of the water tank 19 to achieve the recycling of the liquid. The liquid that is re-delivered to the interior of the water tank 19 is slowed down by the guide plate 23, thereby improving the cooling effect of the semiconductor refrigeration plate 20 on the liquid. At the same time, dustproof nets are provided inside the input pipe of the suction pump 26 and the heat dissipation holes 27 to protect them, and the installation of the device is achieved by cooperating with the existing fixing bolts through the provided fixing plate 25.
[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A high-precision servo cylinder, comprising a base (1), characterized in that: The top of the base (1) is fixedly mounted with a mounting block (2), a second box (4), a cylinder (5) and a water tank (19); the top of the mounting block (2) is fixedly mounted with a first box (3); the mounting block (2) and the first box (3) are both fixedly connected to the second box (4); a driving structure is provided on the first box (3); the mounting block (2) is provided with a mounting groove (6); a servo motor (7) is fixedly mounted inside the mounting groove (6); a slide groove (16) and a connecting groove (18) are provided on the second box (4); a connecting pipe (17) is fixedly mounted inside the second box (4) and at the bottom of the slide groove (16); the connecting pipe (17) is connected to the connecting groove (18); the second box (4) ) is provided with a water pipe (21) on a side close to the water tank (19), the water pipe (21) being fixedly connected to the connecting groove (18), both ends of the water pipe (21) passing through a side of the second box body (4) and being fixedly connected thereto, both ends of the water pipe (21) being inserted into the interior of the water tank (19) and being fixedly connected thereto, a semiconductor cooling plate (20) being embedded on a side of the water tank (19) away from the second box body (4), a conduit (29) being fixedly installed on a side of the connecting groove (18) away from the cylinder body (5), the conduit (29) being inserted into the interior of the mounting block (2) and being connected to the mounting groove (6), an air suction pump (26) being embedded on one side of the second box body (4), the output end of the air suction pump (26) being connected to the slide groove (16).
2. A high-precision servo cylinder according to claim 1, characterized in that: The driving structure comprises a push rod (10), the push rod (10) being inserted into the interior of the first housing (3) and being slidably connected thereto, a moving plate (8) being fixedly mounted on the bottom of the push rod (10), the moving plate (8) being slidably connected to the first housing (3), a screw rod (9) being fixedly mounted on the output end of the servo motor (7), the screw rod (9) passing through the top of the mounting block (2) and being rotatably connected thereto, the screw rod (9) passing through the moving plate (8) and being threadedly connected thereto, the screw rod (9) being inserted into the interior of the push rod (10) and being threadedly connected thereto, A connecting plate (11) is fixedly mounted on the top of the push rod (10), a sealing push plate (12) is fixedly mounted on the bottom of the connecting plate (11), the sealing push plate (12) is slidably connected to the second box body (4), a piston rod (13) is arranged inside the cylinder body (5), the piston rod (13) passes through the top of the cylinder body (5) and is slidably connected thereto, a sleeve (14) is fixedly mounted on the outside of the piston rod (13), a top plate (15) is fixedly mounted on the top of the piston rod (13), and the connecting plate (11) is fixedly connected to the sleeve (14).
3. The high-precision servo cylinder according to claim 1, characterized in that: A plurality of heat dissipation holes (27) are provided on the mounting block (2) and on one side of the mounting groove (6), and dustproof nets are provided inside the input pipe of the air suction pump (26) and the plurality of heat dissipation holes (27).
4. The high-precision servo cylinder according to claim 1, characterized in that: Sealing rings are provided at the intersections between the first box body (3) and the push rod (10), the second box body (4) and the sealing push plate (12), and the cylinder body (5) and the piston rod (13), and the connecting pipe (17) and the conduit (29) are provided with a first one-way valve (2201) and a second one-way valve (2202), respectively.
5. The high-precision servo cylinder according to claim 1, characterized in that: The water tank (19) is provided with a water inlet, a water pump (24) is fixedly installed inside the water tank (19), the water pump (24) is fixedly connected to the input end of the water delivery pipe (21), and a plurality of guide plates (23) are fixedly installed on the inner walls on both sides of the water tank (19).
6. The high-precision servo cylinder according to claim 1, characterized in that: A controller (28) is embedded on one side of the first box body (3), and the controller (28) is electrically connected to the servo motor (7), the semiconductor cooling plate (20), the water pump (24) and the suction pump (26). Two fixing plates (25) are fixedly mounted on the corresponding two sides of the base (1).