CN215634107U

CN215634107U - CNC precision machining blows dirt device with hydro-cylinder

Info

Publication number: CN215634107U
Application number: CN202122109796.2U
Authority: CN
Inventors: 郑友富
Original assignee: Anhui Juyuan Xinrui Precision Machinery Co ltd
Current assignee: Anhui Juyuan Xinrui Precision Machinery Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-25
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a dust blowing device of an oil cylinder for CNC (computerized numerical control) precision machining, which comprises an oil cylinder body, wherein an air cylinder is fixedly arranged on the side surface of the oil cylinder body, a connecting rod is fixedly arranged on a piston rod of the oil cylinder body, one end of the connecting rod extends into the air cylinder and is provided with a piston matched with the air cylinder, one end of the air cylinder is fixedly provided with a first sealing plate, the side surface of the air cylinder is communicated with an air guide pipe, one end of the air guide pipe is fixedly provided with an air blowing ring, and the inner peripheral surface of the air blowing ring is provided with an annular air blowing opening. The dust blowing device has the advantages that the air storage cylinder and the piston are arranged and matched, the piston is connected with the piston rod of the oil cylinder body by the connecting rod, and the air guide pipe and the air blowing ring are matched, so that dust blowing to the piston rod can be realized by skillfully utilizing the telescopic motion of the piston rod of the oil cylinder body, the dust preventing effect is good, the structural design is reasonable, the use cost is low, and the practicability is high.

Description

CNC precision machining blows dirt device with hydro-cylinder

Technical Field

The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder dust blowing device for CNC precision machining.

Background

The oil cylinder is an energy conversion device for converting hydraulic energy into mechanical energy, and has simple structure and reliable work. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems.

The existing oil cylinder is generally not provided with a dustproof structure, so that dust falling onto a piston rod easily enters the oil cylinder, the abrasion of the oil cylinder is increased, and the service life of the oil cylinder is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust blowing device for an oil cylinder for CNC precision machining, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a CNC precision machining blows dirt device with hydro-cylinder, includes the hydro-cylinder body, the side fixed mounting of hydro-cylinder body has the gas receiver, and fixed mounting has the connecting rod on the piston rod of hydro-cylinder body, the one end of connecting rod extend to the inside of gas receiver and install with gas receiver assorted piston, the one end of gas receiver is fixed with closing plate one, and the side intercommunication of gas receiver has the air duct, the one end fixed mounting of air duct has the ring of blowing, the inside of ring of blowing is hollow structure, and has offered annular mouth of blowing on the inner peripheral surface of ring of blowing, the ring of blowing is installed on the hydro-cylinder body, and the ring of blowing cup joints on the piston rod of hydro-cylinder body.

Preferably, an air inlet pipe is installed on the first sealing plate, one end of the air inlet pipe is communicated with the air storage cylinder, the other end of the air inlet pipe is communicated with a rectangular box, a dust filter screen is installed at the box opening of the rectangular box, and check valves are installed on the air guide pipe and the air inlet pipe.

Preferably, a pressure relief pipe is installed on a pipe section of the air guide pipe, a sealing plate II is fixed to the top end of the pressure relief pipe, a pressing plate is arranged at the bottom of the pressure relief pipe, a sealing ring is arranged on the upper surface of the pressing plate, and a pulling assembly used for pulling the pressing plate is arranged inside the pressure relief pipe.

Preferably, the dragging assembly comprises a movable ring and a spring, the movable ring is slidably mounted inside the pressure relief pipe through a sliding rail, two ends of the spring are fixedly connected with the movable ring and the pressing plate respectively, and an adjusting assembly used for adjusting the position of the movable ring is arranged on the pressure relief pipe.

Preferably, the adjusting part comprises a rotary rod, a nut pipe and a handle, the rotary rod is rotatably installed on the second sealing plate through mechanical seal, the nut pipe is fixed on the movable ring, the nut pipe is in threaded sleeve joint with the bottom end of the rotary rod, a limiting piece is fixed to the top end of the rotary rod, and the handle is in sleeve joint with the rotary rod through the limiting part.

Preferably, spacing subassembly is including fixing the navigation key on rotary rod lateral surface top, the internal surface of handle seted up with navigation key assorted keyway, a plurality of draw-in grooves have been seted up at the lateral surface top of pressure release pipe, the one end of handle is fixed with the arc piece, and be provided with on the arc piece with a plurality of screens archs of draw-in groove assorted.

Compared with the prior art, the utility model has the beneficial effects that:

1. this CNC precision is hydro-cylinder for machining blows dirt device through setting up assorted gas receiver and piston to utilize the connecting rod to be connected to together the piston rod of piston and hydro-cylinder body, the air duct of deuterogamying and the ring of blowing, just can be ingenious utilize the concertina movement of hydro-cylinder body piston rod to realize blowing dirt to piston rod itself, dustproof effectual, and structural design is reasonable, and use cost is low, and the practicality is strong.

2. This hydro-cylinder blows dirt device for CNC precision machining is through setting up the intake pipe to installation check valve on air duct and intake pipe, the setting of cooperation rectangle box and dust filter net simultaneously can ensure that the piston rod of hydro-cylinder body enough clean gas has satisfied actual user demand when stretching out occasionally and has entered into the inside of gas receiver.

3. This hydro-cylinder blows dirt device for CNC precision machining through setting up pressure release pipe, clamp plate and sealing washer, combines the effect of dragging the subassembly again for atmospheric pressure in the air duct can carry out quick pressure release through the pressure release pipe when too big, has improved the safety in utilization of whole device.

4. This hydro-cylinder blows dirt device for CNC precision machining is through setting up rotary rod and nut pipe for people can adjust the elasticity size of spring according to the condition of reality, also can adjust the pressure that the clamp plate was used in on the pressure release pipe, thereby makes this pressure release mechanism can adapt to different use scenes.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the air reservoir of the present invention;

FIG. 3 is a cross-sectional view of the pressure relief tube of the present invention;

fig. 4 is a top sectional view of the rotating lever of the present invention.

In the figure: 1. an oil cylinder body; 2. an air cylinder; 3. a connecting rod; 4. a piston; 5. an air duct; 6. an air blowing ring; 7. an air inlet pipe; 8. a one-way valve; 9. a rectangular box; 10. a dust filter screen; 11. a pressure relief pipe; 12. pressing a plate; 13. a seal ring; 14. a movable ring; 15. a spring; 16. rotating the rod; 17. a nut tube; 18. a limiting sheet; 19. a handle; 20. a keyway; 21. a positioning key; 22. a card slot; 23. an arc-shaped sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the oil cylinder dust blowing device for CNC precision machining in the embodiment includes an oil cylinder body 1, an air reservoir 2 is fixedly installed on a side surface of the oil cylinder body 1, a connecting rod 3 is fixedly installed on a piston rod of the oil cylinder body 1, one end of the connecting rod 3 extends into the air reservoir 2 and is provided with a piston 4 matched with the air reservoir 2, a first sealing plate is fixed at one end of the air reservoir 2, an air duct 5 is communicated with a side surface of the air reservoir 2, an air blowing ring 6 is fixedly installed at one end of the air duct 5, the interior of the air blowing ring 6 is of a hollow structure, an annular air blowing port is formed in the inner peripheral surface of the air blowing ring 6, the air blowing ring 6 is installed on the oil cylinder body 1, and the air blowing ring 6 is sleeved on the piston rod of the oil cylinder body 1; through setting up assorted gas receiver 2 and piston 4 to utilize connecting rod 3 to be connected together piston 4 and hydro-cylinder body 1's piston rod, cooperate air duct 5 again and blow ring 6, just can be ingenious utilize the concertina movement of hydro-cylinder body 1 piston rod to realize the dirt of blowing to piston rod itself, dustproof effectual, and structural design is reasonable, and use cost is low, and the practicality is strong.

Specifically, an air inlet pipe 7 is arranged on the first sealing plate, one end of the air inlet pipe 7 is communicated with the air storage cylinder 2, the other end of the air inlet pipe 7 is communicated with a rectangular box 9, a dust filter screen 10 is arranged at the box opening of the rectangular box 9, and check valves 8 are arranged on the air guide pipe 5 and the air inlet pipe 7; through setting up intake pipe 7 to installation check valve 8 on air duct 5 and intake pipe 7, the setting of cooperation rectangle box 9 and dust filter 10 simultaneously can ensure that the piston rod of hydro-cylinder body 1 has sufficient clean gas to enter into the inside of gas receiver 2 occasionally stretching out, has satisfied actual user demand.

Further, a pressure relief pipe 11 is mounted on a pipe section of the air guide pipe 5, a sealing plate II is fixed at the top end of the pressure relief pipe 11, a pressing plate 12 is arranged at the bottom of the pressure relief pipe 11, a sealing ring 13 is arranged on the upper surface of the pressing plate 12, and a pulling assembly for pulling the pressing plate 12 is arranged inside the pressure relief pipe 11; through setting up pressure release pipe 11, clamp plate 12 and sealing washer 13, the effect of dragging the subassembly is recombined for atmospheric pressure in the air duct 5 can carry out quick pressure release through pressure release pipe 11 when too big, has improved the safety in utilization of whole device.

Further, the pulling assembly comprises a movable ring 14 and a spring 15, the movable ring 14 is slidably mounted inside the pressure relief pipe 11 through a sliding rail, two ends of the spring 15 are fixedly connected with the movable ring 14 and the pressure plate 12 respectively, and the pressure relief pipe 11 is provided with an adjusting assembly for adjusting the position of the movable ring 14; the assembly is pulled through the arrangement, the pressure plate 12 is tightly pulled by pulling force generated after the spring 15 extends, the sealing connection between the pressure plate 12 and the pressure relief pipe 11 can be realized by matching the sealing ring 13, and meanwhile, the pressure plate 12 is opened to release pressure when the air pressure is larger than the elastic force of the spring 15.

Further, the adjusting assembly comprises a rotating rod 16, a nut tube 17 and a handle 19, the rotating rod 16 is rotatably mounted on the second sealing plate through mechanical seal, the nut tube 17 is fixed on the movable ring 14, the nut tube 17 is in threaded sleeve connection with the bottom end of the rotating rod 16, a limiting sheet 18 is fixed at the top end of the rotating rod 16, and the handle 19 is in sleeve connection with the rotating rod 16 through the limiting assembly; through setting up rotary rod 16 and nut pipe 17 for people can adjust the elasticity size of spring 15 according to the circumstances of reality, also can adjust the pressure that clamp plate 12 was used in on pressure release pipe 11, thereby makes this pressure release mechanism can adapt to different use scenes.

Furthermore, the limiting assembly comprises a positioning key 21 fixed at the top end of the outer side surface of the rotating rod 16, a key groove 20 matched with the positioning key 21 is formed in the inner surface of the handle 19, a plurality of clamping grooves 22 are formed in the top of the outer side surface of the pressure relief pipe 11, an arc-shaped piece 23 is fixed at one end of the handle 19, and a plurality of clamping protrusions matched with the clamping grooves 22 are arranged on the arc-shaped piece 23; through setting up keyway 20 and navigation key 21 for handle 19 can only slide on rotary rod 16 and can not rotate, cooperates the screens arch on draw-in groove 22 and the setting on arc piece 23 again, just can prevent that the unexpected condition of rotatory from taking place of rotary rod 16, and the security is good.

The using method of the embodiment comprises the following steps: the oil cylinder body 1 is installed at a proper position, then the oil cylinder body 1 is started, at the moment, the extension of a piston rod of the oil cylinder body 1 can drive the connecting rod 3 to move, so that the piston 4 slides in the air storage cylinder 2, at the moment, because the air guide pipe 5 and the air inlet pipe 7 are both provided with the one-way valve 8, outside air can enter the air storage cylinder 2 through the rectangular box 9 and the air inlet pipe 7 after being filtered by the dust filter net 10, the air guide pipe 5 is in a closed state at the moment, air in the external environment can not enter the air storage cylinder 2 along the air guide pipe 5, when the piston rod retracts, the air inlet pipe 7 is in a closed state under the action of the one-way valve 8, the air in the air storage cylinder 2 can not be discharged through the air inlet pipe 7, but can be conveyed into the air blowing ring 6 through the air guide pipe 5 and then blown on the piston rod through the annular air blowing port to remove dust on the piston rod, when the air pressure in the air duct 5 is greater than the pulling force of the spring 15, the air pressure will cause the pressure plate 12 to move downward, i.e. the sealing ring 13 is separated from the pressure relief pipe 11, so as to perform pressure relief by using the pressure relief pipe 11, thereby avoiding dangerous situations, when the operator needs to adjust the length of the spring 15, the handle 19 is first pulled up, so that the catching protrusion is withdrawn from the inside of the catching groove 22, then the handle 19 is used to rotate the rotating rod 16, at this time, since the movable ring 14 is slidably mounted inside the pressure relief pipe 11 by a sliding rail, the movable ring 14 cannot rotate, the rotating rod 16, in cooperation with the nut tube 17, thus enables the position of the movable ring 14 to be adjusted, i.e. the length of the spring 15 to be adjusted, and after the adjustment is completed, the handle 19 is pushed down, so that the blocking protrusion on the arc-shaped piece 23 is inserted into the corresponding position of the blocking slot 22 again to prevent the rotating rod 16 from rotating accidentally.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a CNC precision machining blows dirt device with hydro-cylinder, includes hydro-cylinder body (1), its characterized in that: the side fixed mounting of hydro-cylinder body (1) has gas receiver (2), and fixed mounting has connecting rod (3) on the piston rod of hydro-cylinder body (1), the one end of connecting rod (3) extends to the inside of gas receiver (2) and installs with gas receiver (2) assorted piston (4), the one end of gas receiver (2) is fixed with the closing plate one, and the side intercommunication of gas receiver (2) has air duct (5), the one end fixed mounting of air duct (5) has gas ring (6), the inside of gas ring (6) is hollow structure, and the interior peripheral surface of gas ring (6) is seted up annular gas blowing mouth, gas ring (6) are installed on hydro-cylinder body (1), and gas ring (6) cup joint on the piston rod of hydro-cylinder body (1).

2. The oil cylinder dust blowing device for CNC precision machining of claim 1, characterized in that: install intake pipe (7) on the closing plate one, and the one end and the gas receiver (2) of intake pipe (7) are linked together, the other end intercommunication of intake pipe (7) has rectangle box (9), and the box mouth department of rectangle box (9) installs dust filter screen (10), all install check valve (8) on air duct (5) and intake pipe (7).

3. The oil cylinder dust blowing device for CNC precision machining of claim 1, characterized in that: install pressure release pipe (11) on the pipeline section of air duct (5), the top of pressure release pipe (11) is fixed with closing plate two, and the bottom of pressure release pipe (11) is provided with clamp plate (12), the upper surface of clamp plate (12) is provided with sealing washer (13), the inside of pressure release pipe (11) is provided with the subassembly that drags that is used for pulling clamp plate (12).

4. The oil cylinder dust blowing device for CNC precision machining of claim 3, characterized in that: the assembly of dragging includes activity ring (14) and spring (15), activity ring (14) pass through slide rail slidable mounting in the inside of pressure release pipe (11), the both ends of spring (15) respectively with activity ring (14) and clamp plate (12) fixed connection, be provided with the adjusting part that is used for adjusting activity ring (14) position on pressure release pipe (11).

5. The oil cylinder dust blowing device for CNC precision machining of claim 4, characterized in that: the adjusting part comprises a rotary rod (16), a nut pipe (17) and a handle (19), the rotary rod (16) is rotatably installed on the second sealing plate through mechanical sealing, the nut pipe (17) is fixed on the movable ring (14), the thread of the nut pipe (17) is sleeved at the bottom end of the rotary rod (16), a limiting piece (18) is fixed at the top end of the rotary rod (16), and the handle (19) is sleeved on the rotary rod (16) through the limiting part.

6. The oil cylinder dust blowing device for CNC precision machining of claim 5, characterized in that: spacing subassembly is including fixing positioning key (21) on rotary rod (16) lateral surface top, the internal surface of handle (19) seted up with positioning key (21) assorted keyway (20), a plurality of draw-in grooves (22) have been seted up at the lateral surface top of pressure release pipe (11), the one end of handle (19) is fixed with arc piece (23), and be provided with on arc piece (23) with a plurality of screens of draw-in groove (22) assorted arch.