TWM439114U - Hydraulic input device of reciprocating hydraulic system - Google Patents

Description

M439114 V. New description: [New technical field] [0001] This work has a hydraulic drive system for hydraulic tools, especially the drive structure of hydraulic tools. [Prior Art] [0002] Hydraulic tools are often used as power sources for driving, especially for tools that require large output forces, such as hydraulic or hydraulic tools such as pullers and flange separators. Figure ij, the main ^ horse a habit

The hydraulic tool mainly comprises: a hydraulic generating device IP 琢 the hydraulic generating device 1 is provided with an oil storage tank and a hydraulic pump c (not shown), and the hydraulic pump is protruded from the outer surface of the hydraulic generating device 1 a wheeled shaft 2 is provided with a pressing rod 3 at the shaft end of the input shaft 2, and the end of the pressing rod 3 is connected with the helium hydraulic generating device 1 by a connecting rod group 4; a hydraulic cylinder 5 at the shaft end Various tool sets can be provided depending on the purpose of use, and the hydraulic cylinder 5 is internally connected to the oil reservoir and the hydraulic pump. The user can, by the main body, recompress the pressing rod 3, and drive the input shaft 2 to press the hydraulic pump generating liquid to cause the hydraulic generating device 1 to generate hydraulic pressure and deliver the hydraulic pressure to the hydraulic assembly.驱动 driving the work with the power generated by the liquid dust cylinder 5. Since the hydraulic tool is usually used for labor saving purposes, the distance between the axial end of the pressing rod 3 and the input shaft 2 shaft contact is relatively close, so as to utilize the lever original = The user can easily press the hydraulic generating device! to drive the:: group = [0003] plus the cue 3 like the shaft end is a center of the circle to produce an arc swing, and the input shaft 2 can only reciprocate axially The amplitude of the swinging rod 3 can be oscillated: so that each time the pressing rod 3 is pressed, only the input shaft 2 can be moved to a small distance; and the connecting rod group 4 is due to the assembly. More than 10121〇21 production order No. A0101 Page 4 / Total 22 pages 1012032890-0 M439114, and the size and strength are limited by the installation position, and it is easy to cause wear damage after long-term use. [New Content] [0004] Therefore, the main purpose of this creation is to solve the problem that the conventional hydraulic tool has the components of the driving parts, the assembly is complicated, and the parts are easily worn. In view of solving the above shortcomings, the present invention proposes a hydraulic input device for a reciprocating hydraulic system [0005]

[0006] The present invention is a hydraulic input device for a reciprocating hydraulic system for generating a hydraulic pressure to drive an output shaft of a hydraulic output device, comprising a cylinder, an input shaft, a rotating base and a drive a nut, wherein the input shaft is axially displaced in the cylinder to generate the hydraulic pressure, the rotary seat sleeves the input shaft and is fixed to a locking end of the cylinder, and the driving nut is screwed on the Rotating the seat, and one end of the driving nut is engaged with the shaft end of the input shaft, so that the driving nut can drive the axial displacement of the input shaft when reciprocatingly rotating on the rotating seat, thereby generating The hydraulic pressure is actuated to drive the output shaft. Accordingly, with the cooperation of the driving nut, the rotating base and the input shaft, the user can easily drive the input shaft to generate axial reciprocating movement by simply rotating the driving nut, and further drive the hydraulic cylinder to actuate. The components are simple, easy to install, and are less prone to wear and tear of parts. [Embodiment] [0007] In order to enable your members to have a deeper understanding and recognition of the features, purposes and effects of this creation, the preferred embodiment is illustrated with the following description: 10121021# Single number should be G1 5 pages / Total 22 pages 1012032890-0 Μ 439Π4 [0008] Please refer to "Figure 2" ~ "Figure 7", this case is a hydraulic input device 20 applied to the reciprocating hydraulic bee, which is mainly equipped with a hydraulic output The hydraulic output device 10 includes a hydraulic cylinder 11 , an output shaft 12 and a tool set 50 , wherein the hydraulic cylinder 11 is provided with the output shaft 12 , and the hydraulic cylinder 11 can be input by the liquid pressure. The output shaft 12 is driven to extend from the inside of the hydraulic cylinder 11. The tool set 50 includes a movable tool end 51 and a fixed tool end 52. The movable tool end 51 is disposed at the axial end of the output shaft 12, and the hydraulic cylinder 11 is also opposite to the output shaft 12 The fixing tool end 52 is correspondingly provided. The hydraulic input device 20 is a hydraulic or hydraulic pressure generating device 20, and includes a cylinder 21, an input shaft 23, a rotating base 30 and a driving nut 40, wherein the input shaft 23 The hydraulic pressure is generated in the cylinder 21 to be axially displaced, and the rotary shaft 30 is sleeved on the input shaft 23 and fixed to a locking end 22 of the cylinder 21, and the driving nut 40 is screwed to the rotation. The movable seat 30 is fixed to one end of the driving nut 40 and the shaft end of the input shaft 23.

[0010] The shaft of the rotating base 30 is axially inserted through a shaft hole 31 for the input shaft 23 to pass through, and the end of the rotating base 30 is a locking end 32 for fixing to the cylinder. The locking end 22 of the locking base 30 is a rotating end 33 with respect to the other end of the locking end 32, and the rotating end 33 is provided with at least one rotating screw 34, and the rotating end 33 The pitch of the rotating screw 34 is approximately equal to the length of the rotating end 33. [0011] Further, the driving nut 40 is recessed with a screw hole 41 corresponding to the rotating end 33 of the rotating base 30. The screw hole 41 is provided with an internal thread 42 corresponding to the rotating screw 34, so that the driving screw The cap 40 can be screwed to the swivel end 33; and the screw hole 41 1{) 121() 21# single number A0101 page 6 / total 22 page 1012032890-0 M439114 relative to the other end of the swivel end 33 A locking hole 43 is provided, and the locking hole 43 can be screwed with a screwing member 44 and the driving nut 40 is locked and integrated with the input shaft 23; further, the open end of the screw hole 41 is A ring-shaped buckle groove 45 is formed in the recessed groove. The C-shaped buckle 451 is inserted into the ring-shaped buckle groove 45, and the wall surface of the driving nut 40 is provided with at least one screw hole 46 corresponding to the ring-fitting groove 45. '俾 causes the ring buckle groove 45 to communicate with the screw hole 46, and a screw 461 is screwed into the screw hole 46 for installation. [〇〇12] The structure as described above, when the user wants to use the hydraulic tool, the driving nut 4 can be rotated by a hand or a tool, by the cooperation of the rotating screw μ and the internal thread 42 The driving nut 4 is relatively rotated on the rotating base 3, and generates an axial displacement at the rotating end 33 of the rotating base 30, as shown in FIG. 5 and FIG. When the user rotates the driving nut 40 to move toward the outer end of the rotating end 33, since the input shaft passes through the locking hole 43 by the screw locking member 44, the driving nut 4〇 The screw is locked with the wheel axle 23 so that the wheel paste is simultaneously pulled outward by the drive nut 40 to produce an axial displacement. After the input shaft 23 is pulled out, the drive nut 4 is reversed. Turning back to the home position 'to input the input (4)' at this time, due to the input sleeve pressing action, the hydraulic input device 2 can generate a hydraulic pressure to be delivered to the hydraulic output device 1G' such that the hydraulic rainbow 11 The output shaft 12 drives the tool set 5 to generate an action. _ In addition, the 'employment pressure pump and the pressure cylinder u have a stop', so that the (four) pump generated (four) can be maintained in the cylinder 11 to prevent hydraulic backflow and make the tool set 5 〇 Maintain good __ single number status, such as the tool set 5Q shown in the figure, its active tool end page 7 / total 22 pages 1012032890-0 M439114 fixed tool end 52 can continue or gradually spread the workpiece (As shown in Figure 7). [0015] A pressure relief valve 24 is disposed between the hydraulic input device 20 and the hydraulic output device 10, and the pressure relief valve 24 is exposed on the surface of the hydraulic input device 20, and the pressure relief valve 24 is opened after the tool is used. The hydraulic pressure is returned to return the tool set 50 to its original position for convenient collection. [0016] The C-shaped buckle 451 inside the driving nut 40 and the rotating screw 34 of the rotating base 30 can generate a function of blocking the limit to prevent the user from excessively rotating the driving nut 40, and indeed avoid The driving nut 40 is disengaged from the rotating base 30; when the driving nut 40 needs to be removed for maintenance or the like, the screw 461 is first screwed into the screw hole 46 to make the screw 461 The end portion enters the buckle groove 45 to force the C-shaped buckle 451 to be detached from the ring buckle groove 45. After the C-shaped buckle 451 is removed, the screw 461 is screwed out and the ring groove is released. 45, the driving nut 40 can be removed from the rotating seat 30. [0017] The outer surface of the driving nut 40 has a hexagonal column shape; 俾 is convenient for common use of open-end wrenches, sleeves The wrench or the ratchet wrench is movably connected, and the driving nut 40 is reciprocated and rotated by a conventional wrench, which can save the user's effort. The utility model has the advantages of convenient use and simple operation, and the movable wrench can be removed after the tool is used to reduce the movement. Collection volume. [0018] Furthermore, a rotary screw 34 and an internal thread 42 are respectively disposed between the rotating base 30 and the driving nut 40 to be screwed to each other, wherein the pitch of the rotating screw 34 can be designed according to the design. Different adjustments to have different ratios of force amplification and compression distance. 10121021^^ A〇101 Page 8 of 22 1012032890-0 M439114 [0019] In addition, the pitch of the rotating screw 34 of the present case is approximately equal to the length of the rotating end 33, that is, the rotation of the driving nut 40 is one rotation. It is possible to displace the length of one of the rotating ends 33, and the displacement thereof is an axial linear displacement, which does not cause the arc of the conventional pressing rod to swing, and the pressing stroke is limited, and the conventional method has The longer pressure stroke can also make the hydraulic input device 20 generate hydraulic pressure faster per unit time to save the operating time of the hydraulic tool. [0020] The hydraulic output device 10 and the hydraulic input device 20 of the present invention can be combined into one

In addition to the body arrangement, it can also be applied to the hydraulic output device 10 and the hydraulic input device 20 which are separately provided; as shown in the drawing of FIG. 8 , which is a separately provided hydraulic input device 20 , which is hydraulically connected The output device 10 can be movably connected by a pipeline (such as a hydraulic pipe or the like), and the input shaft 23 and the rotary base 30 are mainly mounted on the side of the shaft perpendicular to the axis of the hydraulic input device 20, the drive The top end of the nut 40 is coupled to a handle 60. The user only needs to reciprocally press the handle 60 to drive the hydraulic input device 20 to generate hydraulic pressure. [0021] As described above, with the cooperation of the driving nut, the rotating base and the input shaft, the user can easily drive the input shaft to generate axial reciprocating movement by simply rotating the driving nut, and further The hydraulic cylinder is driven to operate, the component is simple, the installation is convenient, and the problem of wear damage of the parts is not easily generated. The driving nut can be a hexagonal column shape, so as to be conveniently connected with a conventional open-end wrench, a socket wrench or a ratchet wrench, and the driving nut is reciprocated and rotated by a wrench to save the user effort. The purpose is not only easy to use, but also easy to operate. After the tool is used, the wrench can be removed to reduce the volume of the collection. Furthermore, the rotary 1012032890-0 page 9 / total 22 pages 1439114 between the movable seat and the drive nut are respectively provided with a rotating screw thread and an internal thread 俾 to screw each other, wherein the screw thread The pitch can be adjusted from design to design with different ratios of force amplification and compression distance. [0022] The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of implementation of the present invention, that is, the equivalent changes and modifications according to the content of the patent application scope of the present invention should be The technical category of creation. BRIEF DESCRIPTION OF THE DRAWINGS [0023] FIG. 1 is a plan view of a conventional hydraulic tool.

2 is a schematic perspective view of the present invention. [0025] FIG. 3 is a perspective exploded view of the present invention. 4 is a partial exploded view of the present invention. [0027] FIG. 5 is a partial cross-sectional view of the present invention. [0028] FIG. 6 is a schematic cross-sectional view of the present invention (1). 7 is a partial cross-sectional view (2) of the present invention. 8 is a perspective exploded view of a second embodiment of the present invention. [Main component symbol description] [0031] Conventional [0032] 1 : Hydraulic generating device [0033] 2 : Input shaft [0034] 3 : Pressure lever [0035] 4 : Link group 10121021 Production order number A〇101 Page 10 of 22 Page 1012032890-0 M439114 [0036] 5: Hydraulic Rainbow [0037] This creation [0038] 10 : Hydraulic output device [0039] 11 : Hydraulic cylinder [0040] 12 : Output shaft [0041] 20 : Hydraulic input device [0042] 21 : Cylinder # [0043] 22 : Locking end [0044] 2 3 : Input pumping [0045] 24 : Pressure relief valve [0046] 30 : Rotary seat [0047] 31 : Shaft hole麄32: Locking end W [0049] 33: Rotating end [0050] 34: Rotating screw [0051] 40: Drive nut [0052] 41: Screw hole [0053] 42: Internal thread [0054] 43: Keyhole [0055] 44: Screw-locking element 10102021# Single number A〇101^11 I / * 22 I 1012032890-0 M439114 [0056] 45: [0057] 451 [0058] 46: [0059] 461 [0060] 50: [0061] 51·· [0062] 52: [0063] 60: Ring buckle groove: C-shaped buckle screw hole: Screw tool set movable tool end fixing tool end

handle

Li recommended ^ single number A〇101 page 12 / total 22 pages 1012032890-0

Claims (1)

M439114 VI. Patent Application Range: 1. A hydraulic input device for a reciprocating hydraulic system for generating a hydraulic pressure to drive an output shaft of a hydraulic output device, wherein the hydraulic input device comprises: a cylinder; an input shaft The input shaft is axially displaced in the cylinder to generate the hydraulic pressure; a rotating seat, the rotating seat sleeves the input shaft and is fixed to a locking end of the cylinder; a driving nut, the driving nut A driving nut is screwed on the rotating base, and one end of the driving screw cap is engaged with the shaft end of the input shaft. 2. The hydraulic input device of claim 1, wherein the rotary seat is axially disposed through a shaft hole for the input shaft to pass through. 3. The hydraulic input device of claim 2, wherein one end of the rotating base is a locking end fixed to the locking end of the cylinder, and the other end is a rotating end, the rotation At least one rotating screw is provided on the moving end. 4. The hydraulic input device of claim 3, wherein the pitch of the screwing screw is equal to the length of the rotating end. 5. The hydraulic input device of claim 3, wherein the driving nut is provided with a screw hole corresponding to the rotating end of the rotating seat, and the threaded hole has an internal thread corresponding to the rotating screw. . 6. The hydraulic input device of claim 5, wherein the drive nut is provided with a locking hole at the other end of the rotating end for screwing a screwing element and driving the driving screw The cap is integrally locked with the input shaft. 7. The hydraulic input device of claim 6, wherein the outer surface of the drive nut has a hexagonal column shape. 8. The hydraulic input device according to claim 5, wherein the screw hole 10121021 is issued with a ring number of the opening number of the opening number A 〇 101 page 13 / 22 pages 1012032890-0 M439114 a groove, the buckle groove is inserted into the c-shaped buckle, and the bottom surface of the driving nut is provided with at least one screw hole corresponding to the ring groove, so that the ring groove communicates with the screw hole. And a screw can be screwed into the screw hole for installation. 9. The hydraulic input device of claim 1, wherein a pressure relief valve is disposed between the hydraulic input device and the hydraulic output device. ΗΠ21021单单编号A〇101 Page 14 of 22 1012032890-0