Oil injection pressure cylinder

Abstract

The utility model discloses an oil injection pressure cylinder, which belongs to the technical field of oil injection pressure cylinders and comprises an air cylinder, the outer side wall of the air cylinder is fixedly connected with a fixed column, the inner side wall of the fixed column is rotatably connected with a rotating bolt, and one end, close to the air cylinder, of the rotating bolt is fixedly connected with a rotating frame. The inner side wall of the rotating frame is in threaded connection with a threaded rod, and the end, away from the rotating bolt, of the threaded rod is fixedly connected with an adjusting plate. According to the oil injection pressure cylinder, oil is injected into an air cylinder, so that a moving plate moves in the air cylinder, a rotating bolt is rotated to drive a rotating frame to rotate in a fixed column, the rotating frame drives a threaded rod to stretch out and draw back in the fixed column, and the threaded rod drives an adjusting plate to move in an adjusting groove; therefore, oil stored in the adjusting groove can effectively enter the air cylinder, and the situation that oil in the air cylinder forms a cavity due to loss reduction, and consequently the performance of hydraulic oil is affected is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil injection and pressure boosting cylinders, and specifically relates to an oil injection and pressure boosting cylinder. Background Art

[0002] With the continuous development of modern industrial technology, various high-efficiency and high-precision equipment has gradually become an indispensable part of industrial production. Among them, the oil injection booster cylinder has been widely used in many fields due to its unique advantages, and has become one of the key equipment to improve production efficiency and reduce production costs;

[0003] During the working process of the oil-injected booster cylinder, the oil-injected booster cylinder can convert air pressure into hydraulic pressure through the flow of hydraulic oil, thereby realizing efficient and stable stamping processing. However, as the oil-injected booster cylinder is used, the oil inside the oil-injected booster cylinder will be lost, resulting in a cavity inside the oil-injected booster cylinder, which will cause the oil-injected booster cylinder to generate noise and vibration, thereby affecting the performance of the hydraulic oil;

[0004] In order to solve the above problems, an oil injection booster cylinder is proposed in the present application. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes an oil injection booster cylinder to overcome the above technical problems existing in the existing related technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An oil injection booster cylinder comprises a cylinder, characterized in that the outer wall of the cylinder is fixedly connected to a fixing column, the inner wall of the fixing column is rotatably connected to a rotating bolt, the rotating bolt is fixedly connected to a rotating frame at one end close to the cylinder, the inner wall of the rotating frame is threadedly connected to a threaded rod, the end of the threaded rod away from the rotating bolt is fixedly connected to an adjusting plate, the outer wall of the adjusting plate is fixedly connected to a first sealing gasket, the inner wall of the cylinder is provided with an adjusting groove, and the adjusting plate is fitted with the inner wall of the adjusting groove through the first sealing gasket.

[0008] Preferably, a movable plate is slidably connected to the inner side wall of the cylinder, and an adjusting rod is fixedly connected to the center of a side of the movable plate away from the adjusting plate.

[0009] By arranging the moving plate and the adjusting rod, the moving plate can slide inside the cylinder, so that the moving plate drives the adjusting rod to slide inside the cylinder.

[0010] Preferably, one end of the cylinder away from the fixing column is fixedly connected to a cylinder body, an inner side wall of the cylinder body is detachably connected to a copper sleeve, and a fixing nut is threadedly connected to the inner side wall of the cylinder body.

[0011] By setting up a cylinder body, a copper sleeve and a fixing nut, a fixed connection between the cylinder and the cylinder body is achieved. The copper sleeve is installed inside the cylinder body and fixed inside the cylinder body by the fixing nut to prevent the copper sleeve from shaking and affecting the sealing.

[0012] Preferably, a second sealing gasket is fixedly connected to a side of the copper sleeve close to the cylinder body, and a sealing ring is fixedly connected to a side of the copper sleeve close to the adjusting rod.

[0013] By providing the second sealing gasket and the sealing ring, the sealing between the copper sleeve and the cylinder body can be increased through the second sealing gasket, and the copper sleeve and the adjusting rod are sealed through the sealing ring to avoid leakage.

[0014] Preferably, the outer wall of the cylinder is provided with a first adjustment hole, the outer wall of the cylinder body is provided with a second adjustment hole, an output hole is provided at one end of the cylinder body away from the cylinder, and the outer wall of the cylinder body is provided with a third adjustment hole.

[0015] By providing the first regulating hole, the second regulating hole, the third regulating hole and the output hole, the connection between the first regulating hole and the second regulating hole is achieved, so that oil can be injected or pumped into the cylinder to perform a boosting operation.

[0016] Preferably, a second mounting plate is sleeved on a side of the cylinder away from the cylinder body, and a first mounting plate is sleeved on a side of the cylinder body away from the cylinder.

[0017] By providing the first mounting plate and the second mounting plate, the cylinder can be quickly fixed by the first mounting plate and the second mounting plate, thereby preventing the cylinder from shaking during operation.

[0018] To sum up, the technical effects and advantages of the utility model are as follows: the oil-injected booster cylinder, by injecting oil into the cylinder, allows the movable plate to move inside the cylinder, and by rotating the rotating bolt, drives the rotating frame to rotate inside the fixed column, so that the rotating frame drives the threaded rod to extend and retract inside the fixed column, and the threaded rod drives the adjusting plate to move inside the adjusting groove, thereby effectively allowing the oil stored in the adjusting groove to enter the interior of the cylinder, avoiding the formation of cavities due to loss of the oil inside the cylinder, thereby affecting the performance of the hydraulic oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the adjustment plate of the utility model and its related structures;

[0021] Figure 3 This is a schematic diagram of the adjustment rod and its related structures of the utility model;

[0022] Figure 4 This is a schematic diagram of the cylinder body and related structures of the utility model.

[0023] In the figure: 1. cylinder; 2. fixed column; 3. rotating bolt; 4. rotating frame; 5. threaded rod; 6. adjusting plate; 7. first sealing gasket; 8. adjusting groove; 9. movable plate; 10. adjusting rod; 11. first adjusting hole; 12. second adjusting hole; 13. cylinder body; 14. copper sleeve; 15. fixing nut; 16. second sealing gasket; 17. sealing ring; 18. third adjusting hole; 19. output hole; 20. first mounting plate; 21. second mounting plate. DETAILED DESCRIPTION

[0024] 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.

[0025] Reference Figure 1-2 , an oil injection booster cylinder, comprising a cylinder 1, characterized in that the outer wall of the cylinder 1 is fixedly connected with a fixing column 2, the fixing column 2 is located at the center of the outer wall of the cylinder 1, the inner wall of the fixing column 2 is rotatably connected with a rotating bolt 3, the rotating bolt 3 is fixedly connected with a rotating frame 4 at one end close to the cylinder 1, the rotating bolt 3 can drive the rotating frame 4 to rotate inside the fixing column 2, the inner wall of the rotating frame 4 is threadedly connected with a threaded rod 5, the threaded rod 5 is extended and retracted by rotating the rotating frame 4, the end of the threaded rod 5 away from the rotating bolt 3 is fixedly connected with an adjusting plate 6, and the outer wall of the adjusting plate 6 is fixedly connected with a first sealing Gasket 7, an adjusting groove 8 is opened on the inner wall of the cylinder 1, and the adjusting plate 6 is fitted with the inner wall of the adjusting groove 8 through the first sealing gasket 7. The first sealing gasket 7 increases the sealing performance between the adjusting plate 6 and the inner wall of the adjusting groove 8. Oil is stored in the adjusting groove 8. The rotating bolt 3 is rotated to drive the rotating frame 4 to rotate inside the fixed column 2, so that the rotating frame 4 drives the threaded rod 5 to extend and retract inside the fixed column 2, thereby driving the adjusting plate 6 to move along the adjusting groove 8 through the threaded rod 5. The oil in the adjusting groove 8 can be pushed into the cylinder 1 through the adjusting plate 6 to avoid oil loss affecting the normal use of the cylinder 1.

[0026] Reference Figure 2-3 The inner wall of the cylinder 1 is slidably connected with a moving plate 9, and an adjusting rod 10 is fixedly connected to the center of the side of the moving plate 9 away from the adjusting plate 6. The outer wall of the moving plate 9 is adapted to the inner wall of the cylinder 1, so that the moving plate 9 can move inside the cylinder 1 under the push of oil, and the moving plate 9 can be extended and retracted inside the cylinder 1 through the adjusting rod 10.

[0027] Reference Figure 3One end of the cylinder 1 away from the fixed column 2 is fixedly connected to the cylinder body 13, and the inner wall of the cylinder body 13 is detachably connected to the copper sleeve 14, and the inner wall of the cylinder body 13 is threadedly connected to the fixing nut 15. By placing the copper sleeve 14 inside the cylinder body 13, the fixing nut 15 is threadedly connected to the cylinder body 13, so that the fixing nut 15 installs the copper sleeve 14 on the inner wall of the cylinder body 13 to prevent the copper sleeve 14 from shaking.

[0028] Reference Figure 3 A second sealing gasket 16 is fixedly connected to one side of the copper sleeve 14 close to the cylinder body 13, and a sealing ring 17 is fixedly connected to one side of the copper sleeve 14 close to the adjusting rod 10. The second sealing gasket 16 is used to seal the copper sleeve 14 and the cylinder body 13. The sealing ring 17 installed on the inner wall of the copper sleeve 14 can seal the adjusting rod 10 and the sealing ring 17, thereby effectively sealing the cylinder 1 and the cylinder body 13.

[0029] Reference Figure 2-4 A first regulating hole 11 is provided on the outer wall of the cylinder 1, a second regulating hole 12 is provided on the outer wall of the cylinder body 13, an output hole 19 is provided on the end of the cylinder body 13 away from the cylinder 1, and a third regulating hole 18 is provided on the outer wall of the cylinder body 13. The first regulating hole 11 and the second regulating hole 12 are connected to adjust the oil inside the cylinder 1 and the cylinder body 13, so that the boost cylinder can operate, air can be taken in through the third regulating hole 18, and the pressurized air can be discharged through the output hole 19.

[0030] Reference Figure 1 A second mounting plate 21 is sleeved on the side of the cylinder 1 away from the cylinder body 13, and a first mounting plate 20 is sleeved on the side of the cylinder body 13 away from the cylinder 1. The first mounting plate 20 and the second mounting plate 21 are sleeved on both ends of the cylinder 1, so that the first mounting plate 20 and the second mounting plate 21 fix the cylinder 1 to prevent the cylinder 1 from remaining stable during operation and preventing the cylinder 1 from shaking.

[0031] Working principle: By fixing the cylinder 1 and the cylinder body 13, the oil enters the interior of the cylinder 1 from the first adjusting hole 11, and the movable plate 9 is squeezed, so that the movable plate 9 drives the adjusting rod 10 to move inside the copper sleeve 14, thereby pressurizing the air inside the cylinder body 13, and the oil enters the interior of the cylinder 1 from the second adjusting hole 12, so that the movable plate 9 drives the adjusting rod 10 away from the interior of the cylinder body 13. When the cylinder 1 is in use, the oil inside will be lost, and the rotating frame 4 is driven to rotate inside the fixed column 2 by rotating the bolt 3, so that the rotating frame 4 drives the threaded rod 5 to extend and retract, and the threaded rod 5 drives the adjusting plate 6 to move inside the adjusting groove 8, so that the oil inside the adjusting groove 8 can be pushed into the interior of the cylinder 1, so as to avoid the formation of a cavity inside the cylinder 1 and affect the normal use of the cylinder 1.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An oil injection booster cylinder, comprising a cylinder (1), characterized in that: The outer wall of the cylinder (1) is fixedly connected to a fixing column (2), the inner wall of the fixing column (2) is rotatably connected to a rotating bolt (3), the end of the rotating bolt (3) close to the cylinder (1) is fixedly connected to a rotating frame (4), the inner wall of the rotating frame (4) is threadedly connected to a threaded rod (5), the end of the threaded rod (5) away from the rotating bolt (3) is fixedly connected to an adjusting plate (6), the outer wall of the adjusting plate (6) is fixedly connected to a first sealing gasket (7), the inner wall of the cylinder (1) is provided with an adjusting groove (8), and the adjusting plate (6) is fitted with the inner wall of the adjusting groove (8) via the first sealing gasket (7).

2. The oil injection booster cylinder according to claim 1, characterized in that: A movable plate (9) is slidably connected to the inner wall of the cylinder (1), and an adjusting rod (10) is fixedly connected to the center of a side of the movable plate (9) away from the adjusting plate (6).

3. The oil injection booster cylinder according to claim 1, characterized in that: One end of the cylinder (1) away from the fixing column (2) is fixedly connected to a cylinder body (13), an inner wall of the cylinder body (13) is detachably connected to a copper sleeve (14), and a fixing nut (15) is threadedly connected to the inner wall of the cylinder body (13).

4. The oil injection booster cylinder according to claim 3, characterized in that: A second sealing gasket (16) is fixedly connected to a side of the copper sleeve (14) close to the cylinder body (13), and a sealing ring (17) is fixedly connected to a side of the copper sleeve (14) close to the adjustment rod (10).

5. The oil injection booster cylinder according to claim 3, characterized in that: The outer wall of the cylinder (1) is provided with a first adjustment hole (11), the outer wall of the cylinder body (13) is provided with a second adjustment hole (12), an output hole (19) is provided at one end of the cylinder body (13) away from the cylinder (1), and the outer wall of the cylinder body (13) is provided with a third adjustment hole (18).

6. The oil injection booster cylinder according to claim 3, characterized in that: A second mounting plate (21) is sleeved on a side of the cylinder (1) away from the cylinder body (13), and a first mounting plate (20) is sleeved on a side of the cylinder body (13) away from the cylinder (1).

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