Machining device for outer bushing of middle cylinder of hydraulic oil cylinder

Abstract

The utility model belongs to the technical field of hydraulic oil cylinder machining, and particularly relates to a hydraulic oil cylinder middle cylinder outer bushing machining device which comprises a bottom plate. The top of the bottom plate is fixedly connected with a fixing disc through a pair of first fixing rods. A group of first sliding grooves are formed in the side wall of the fixed disc; first sliding blocks are connected into the first sliding grooves in a sliding mode. The first sliding blocks are fixedly connected with first fixing blocks. The first fixing blocks are fixedly connected with first extrusion blocks through L-shaped rods. A power assembly is arranged on the fixed disc; the power assembly is used for driving the set of first sliding blocks to slide in the set of first sliding grooves so as to solve the problems that when the surface of the cylinder outer bushing is turned, the outer surface of one end of the cylinder outer bushing is generally clamped through a clamping structure, however, turning cannot be conducted on the clamping position easily due to clamping through the method, and the machining efficiency is high. And the direction needs to be adjusted for secondary clamping turning, so that the machining efficiency is influenced.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydraulic oil cylinder processing, in particular to a hydraulic oil cylinder outer sleeve processing device. Background Art

[0002] An outer sleeve (or outer tube, outer cylinder) refers to an additional metal sleeve installed on the outside of the hydraulic cylinder. It is usually used to increase the length of the cylinder or as a guide element. When the piston rod of the hydraulic cylinder is fully extended, the outer sleeve can provide additional space, allowing the piston rod to continue to move, thereby increasing the effective stroke of the cylinder. When processing the outer sleeve, its outer diameter needs to be turned to meet precision requirements.

[0003] In the prior art, when turning the surface of the cylinder outer sleeve, the outer surface of one end is generally clamped by a clamping structure. However, this clamping method easily leads to the clamping position being unable to perform turning, and the direction needs to be adjusted for secondary clamping and turning, which affects the processing efficiency.

[0004] To this end, the utility model provides a hydraulic oil cylinder inner cylinder outer sleeve processing device. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art and to solve the problem that when turning the surface of the cylinder outer sleeve, the outer surface of one end is generally clamped by a clamping structure, but this method of clamping easily leads to the clamping position being unable to perform turning processing, and the direction needs to be adjusted for secondary clamping and turning, thus affecting the processing efficiency.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the hydraulic oil cylinder inner cylinder outer sleeve processing device described in the utility model comprises: a bottom plate; a fixed plate is fixedly connected to the top of the bottom plate through a pair of first fixed rods; a group of first sliding grooves are provided on the side wall of the fixed plate; a group of first sliding grooves are all slidably connected with a first sliding block; a group of first sliding blocks are all fixedly connected to a first fixed block; a group of first fixed blocks are all fixedly connected to a first extrusion block through an L-shaped rod; a power assembly is provided on the fixed plate; the power assembly is used to drive a group of first sliding blocks to slide in a group of first sliding grooves.

[0007] Preferably, the power assembly includes a power unit and a circular block; the circular block is arranged on one side of the fixed disk; a group of connecting rods are rotatably connected to the circular block through a group of first rotating shafts; a group of the first fixed blocks are fixedly connected to a rotating block on one side; the other ends of a group of connecting rods are rotatably connected to a group of rotating blocks through second rotating shafts; the power unit is used to drive the circular block to move.

[0008] Preferably, the power unit includes a first sliding rod; one end of the first sliding rod is fixedly connected to one side of the circular block, and the other end of the first sliding rod slides through the center of the fixed disk; a motor is fixedly connected to one side of the fixed disk; a first threaded rod is provided at the output end of the motor; a threaded ring is threadedly connected to the first threaded rod; and the threaded ring is fixedly connected to the first sliding rod through a second fixed rod.

[0009] Preferably, a through hole is provided on the first sliding rod; a second sliding rod is slidably connected in the through hole; a second extrusion block is provided at one end of the second sliding rod; an electric telescopic rod is fixedly connected to one side of the fixed plate; a rectangular through groove is provided on the outer wall of the telescopic end of the electric telescopic rod; a rectangular groove is provided on the second sliding rod; and locking pieces are provided in the rectangular through groove and the rectangular groove.

[0010] Preferably, the locking member comprises a square latch; the square latch is placed in a rectangular through slot and a rectangular groove; a circular through slot is formed on the square latch; and a circular latch is placed in the circular through slot.

[0011] Preferably, a second threaded rod is fixedly connected to one side of the second extrusion block; and one end of the second sliding rod is threadedly connected to the second threaded rod through a first thread groove.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. The hydraulic cylinder outer sleeve processing device described in the utility model can drive a group of first sliding blocks to move by setting a power component, thereby driving a group of first extrusion blocks to perform internal extrusion of the cylinder outer sleeve to achieve a fixing effect, thereby solving the problem in the prior art that when turning the surface of the cylinder outer sleeve, the outer surface of one end is generally clamped by a clamping structure, but this method of clamping easily leads to the clamping position being unable to perform turning processing, and the direction needs to be adjusted for secondary clamping and turning, thereby affecting the processing efficiency.

[0014] 2. The hydraulic cylinder outer sleeve processing device described in the utility model can move under the drive of the electric telescopic rod through the second sliding rod and the second extrusion block, so as to squeeze the other end of the cylinder outer sleeve and make its clamping end close to the fixed plate, so that it can be fixed more stably, avoid shaking, and be more firm. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model will be further described below in conjunction with the accompanying drawings.

[0016] Figure 1 It is the first stereogram of the utility model;

[0017] Figure 2 It is a second stereogram of the utility model;

[0018] Figure 3 It is a schematic diagram of the rotating block in the utility model;

[0019] Figure 4 It is an exploded view of the square latch in the utility model;

[0020] Figure 5 It is an exploded view of the second threaded rod in the utility model;

[0021] In the figure: 1, bottom plate; 2, fixed plate; 3, first sliding groove; 4, first sliding block; 5, first fixed block; 6, first extrusion block; 7, circular block; 8, connecting rod; 9, rotating block; 10, first sliding rod; 11, motor; 12, first threaded rod; 13, threaded ring; 14, through hole; 15, second sliding rod; 16, second extrusion block; 17, electric telescopic rod; 18, rectangular through groove; 19, rectangular groove; 20, square latch; 21, circular through groove; 22, circular latch; 23, second threaded rod. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figures 1 to 5 As shown, the processing device for the outer sleeve of the hydraulic cylinder described in the embodiment of the utility model comprises a base plate 1; a fixed plate 2 is fixedly connected to the top of the base plate 1 through a pair of first fixed rods; a group of first sliding grooves 3 are opened on the side wall of the fixed plate 2; a group of first sliding grooves 3 are all slidably connected with first sliding blocks 4; a group of first sliding blocks 4 are all fixedly connected with first fixed blocks 5; a group of first fixed blocks 5 are all fixedly connected with first extrusion blocks 6 through L-shaped rods; a power component is provided on the fixed plate 2; the power component is used to drive a group of first sliding blocks 4 to slide in a group of first sliding grooves 3. When working, a group of first sliding blocks 4 can be driven to move by setting a power component, so as to drive a group of first extrusion blocks 6 to perform internal extrusion of the outer sleeve of the cylinder to achieve a fixing effect, thereby solving the problem that when turning the surface of the outer sleeve of the cylinder is generally clamped by a clamping structure, but this method of clamping easily leads to the clamping position being unable to perform turning processing, and the direction needs to be adjusted for secondary clamping and turning, thereby affecting the processing efficiency.

[0024] The power assembly includes a power unit and a circular block 7; the circular block 7 is arranged on one side of the fixed disk 2; a group of connecting rods 8 are rotatably connected to the circular block 7 through a group of first rotating shafts; a group of the first fixed blocks 5 are fixedly connected to a rotating block 9 on one side; the other ends of a group of connecting rods 8 are rotatably connected to a group of rotating blocks 9 through second rotating shafts respectively; the power unit is used to drive the circular block 7 to move. When working, the circular block 7 is driven to move by the power unit, so that it can drive a group of first sliding blocks 4 to move under the drive of a group of connecting rods 8, so as to drive a group of first extrusion blocks 6 to expand and perform internal extrusion of the outer sleeve of the cylinder, thereby achieving a fixing effect and avoiding the influence of external clamping on processing.

[0025] The power unit includes a first sliding rod 10; one end of the first sliding rod 10 is fixedly connected to one side of the circular block 7, and the other end of the first sliding rod 10 slides through the center of the fixed disk 2; a motor 11 is fixedly connected to one side of the fixed disk 2; the output end of the motor 11 is provided with a first threaded rod 12; a threaded ring 13 is threadedly connected to the first threaded rod 12; the threaded ring 13 is fixedly connected to the first sliding rod 10 through a second fixed rod. When working, the motor 11 is set to drive the first threaded rod 12 to rotate, thereby driving the threaded ring 13 fixed to the first sliding rod 10 to move, so as to pull the circular block 7 to move, thereby being able to drive a group of first sliding blocks 4 to move through the circular block 7, that is, to drive a group of first extrusion blocks 6 to be extruded and fixed, so that they can be fixed from the inside to avoid affecting the processing.

[0026] A through hole 14 is provided on the first sliding rod 10; a second sliding rod 15 is slidably connected in the through hole 14; a second extrusion block 16 is provided at one end of the second sliding rod 15; an electric telescopic rod 17 is fixedly connected to one side of the fixed disk 2; a rectangular through groove 18 is provided on the outer wall of the telescopic end of the electric telescopic rod 17; a rectangular groove 19 is provided on the second sliding rod 15; and positioning pieces are provided in the rectangular through groove 18 and the rectangular groove 19. When working, the second sliding rod 15 and the second extrusion block 16 can be moved under the drive of the electric telescopic rod 17, so that the other end of the outer sleeve of the cylinder can be squeezed, so that its clamping end is close to the fixed disk 2, so that it can be fixed more stably, avoid shaking, and be more secure.

[0027] The locking member includes a square latch 20; the square latch 20 is placed in the rectangular through groove 18 and the rectangular groove 19; a circular through groove 21 is provided on the square latch 20; a circular latch 22 is placed in the circular through groove 21. When working, the square latch 20 is placed in the rectangular groove 19 and the rectangular through groove 18 to play a locking role, so that the electric telescopic rod 17 can drive the second sliding rod 15 to slide, and the circular latch 22 plays a limiting role to prevent the square latch 20 from slipping when the equipment is running.

[0028] A second threaded rod 23 is fixedly connected to one side of the second extrusion block 16; one end of the second sliding rod 15 is threadedly connected to the second threaded rod 23 through a first thread groove. During operation, the second threaded rod 23 is threadedly connected to one end of the second sliding rod 15, so that it can be disassembled and replaced with second extrusion blocks 16 of different sizes to extrude the cylinder outer sleeve, which is convenient for the staff to place the cylinder outer sleeve for processing.

[0029] Working principle: by setting a power component, a group of first sliding blocks 4 can be driven to move, thereby driving a group of first extrusion blocks 6 to perform internal extrusion of the cylinder outer sleeve to achieve a fixing effect, thereby solving the problem that in the prior art, when turning the surface of the cylinder outer sleeve, the outer surface of one end is generally clamped by a clamping structure, but this method of clamping easily leads to the clamping position being unable to perform turning processing, and the direction needs to be adjusted for secondary clamping and turning, thereby affecting the processing efficiency. The circular block 7 is driven to move by the set power unit, so that a group of first sliding blocks 4 can be driven to move under the drive of a group of connecting rods 8, thereby driving a group of first extrusion blocks 6 to expand and perform internal extrusion of the cylinder outer sleeve, thereby achieving a fixing effect and avoiding the influence of external clamping on processing. By setting a motor 11 to drive the first threaded rod 12 to rotate, thereby driving the threaded ring 13 fixed to the first sliding rod 10 to move, the circular block 7 can be pulled to move, thereby being able to By driving a group of first sliding blocks 4 to move through the circular block 7, a group of first extrusion blocks 6 can be driven to be extruded and fixed, so that it can be fixed from the inside to avoid affecting the processing. The second sliding rod 15 and the second extrusion block 16 can be moved under the drive of the electric telescopic rod 17, so that the other end of the cylinder outer sleeve can be squeezed, so that its clamping end is close to the fixed plate 2, so that it can be fixed more stably to avoid shaking and be more secure. The square latch 20 is placed in the rectangular groove 19 and the rectangular through groove 18 to play a role of positioning, so that the electric telescopic rod 17 can drive the second sliding rod 15 to slide, and the circular latch 22 is provided to play a role of limiting, so that the square latch 20 can be prevented from slipping off when the equipment is running. The second threaded rod 23 is threadedly connected to one end of the second sliding rod 15, so that it can be disassembled, and the second extrusion blocks 16 of different sizes can be replaced to extrude the cylinder outer sleeve, and it is convenient for the staff to place the cylinder outer sleeve for processing.

[0030] The above-mentioned front, back, left, right, top and bottom are all based on the figures in the specification. Figure 1 As a benchmark, according to the person's observation perspective, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present invention.

[0032] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A processing device for the outer sleeve of a hydraulic cylinder, characterized in that: The invention comprises a bottom plate (1); a fixed plate (2) is fixedly connected to the top of the bottom plate (1) via a pair of first fixed rods; a group of first sliding grooves (3) are provided on the side wall of the fixed plate (2); a first sliding block (4) is slidably connected in a group of the first sliding grooves (3); a first fixed block (5) is fixedly connected to a group of the first sliding blocks (4); a first extrusion block (6) is fixedly connected to a group of the first fixed blocks (5) via an L-shaped rod; a power assembly is provided on the fixed plate (2); the power assembly is used to drive a group of the first sliding blocks (4) to slide in a group of the first sliding grooves (3).

2. The hydraulic cylinder outer sleeve processing device according to claim 1 is characterized in that: The power assembly comprises a power unit and a circular block (7); the circular block (7) is arranged on one side of the fixed disk (2); a group of connecting rods (8) are rotatably connected to the circular block (7) via a group of first rotating shafts; a group of the first fixed blocks (5) are fixedly connected to a rotating block (9) on one side; the other ends of a group of the connecting rods (8) are respectively rotatably connected to a group of rotating blocks (9) via a second rotating shaft; the power unit is used to drive the circular block (7) to move.

3. The hydraulic cylinder outer sleeve processing device according to claim 2 is characterized in that: The power unit comprises a first sliding rod (10); one end of the first sliding rod (10) is fixedly connected to one side of the circular block (7), and the other end of the first sliding rod (10) slides through the center of the fixed disk (2); a motor (11) is fixedly connected to one side of the fixed disk (2); a first threaded rod (12) is provided at the output end of the motor (11); a threaded ring (13) is threadedly connected to the first threaded rod (12); the threaded ring (13) is fixedly connected to the first sliding rod (10) through a second fixed rod.

4. The hydraulic cylinder outer sleeve processing device according to claim 3 is characterized in that: The first sliding rod (10) is provided with a through hole (14); a second sliding rod (15) is slidably connected in the through hole (14); a second extrusion block (16) is provided at one end of the second sliding rod (15); an electric telescopic rod (17) is fixedly connected to one side of the fixed plate (2); a rectangular through groove (18) is provided on the outer wall of the telescopic end of the electric telescopic rod (17); a rectangular groove (19) is provided on the second sliding rod (15); and positioning pieces are provided in the rectangular through groove (18) and the rectangular groove (19).

5. The hydraulic cylinder outer sleeve processing device according to claim 4 is characterized in that: The locking member comprises a square latch (20); the square latch (20) is placed in a rectangular through slot (18) and a rectangular slot (19); a circular through slot (21) is formed on the square latch (20); and a circular latch (22) is placed in the circular through slot (21).

6. The hydraulic cylinder outer sleeve processing device according to claim 5 is characterized in that: A second threaded rod (23) is fixedly connected to one side of the second extrusion block (16); and one end of the second sliding rod (15) is threadedly connected to the second threaded rod (23) via a first thread groove.

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