CN112483622B - Pneumatic type two-way linkage device - Google Patents

Pneumatic type two-way linkage device Download PDF

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Publication number
CN112483622B
CN112483622B CN202011174424.1A CN202011174424A CN112483622B CN 112483622 B CN112483622 B CN 112483622B CN 202011174424 A CN202011174424 A CN 202011174424A CN 112483622 B CN112483622 B CN 112483622B
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CN
China
Prior art keywords
wall hole
cylinder body
outlet channel
air flow
wall
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Application number
CN202011174424.1A
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Chinese (zh)
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CN112483622A (en
Inventor
严长志
许仕建
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Guangdong Chuangzhi Intelligent Equipment Co ltd
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Guangdong Chuangzhi Intelligent Equipment Co ltd
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Priority to CN202011174424.1A priority Critical patent/CN112483622B/en
Publication of CN112483622A publication Critical patent/CN112483622A/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
    • F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1428—Cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/204—Control means for piston speed or actuating force without external control, e.g. control valve inside the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/224—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston which closes off fluid outlets in the cylinder bore by its own movement

Abstract

The invention discloses a pneumatic bidirectional linkage device, which has simple structure and easy realization, and is characterized in that a bearing is arranged in the middle part of a cylinder body, so that the middle parts of left and right tooth screw rods are convenient to rotationally connect and extend towards two ends, the arrangement of the bearing does not prevent piston parts on the left and right tooth screw rods from extending outwards through a limiting flange, and the practicability is good; the linear guide mechanism is arranged, so that the movement of the connecting block and the piston piece can be guided in a linear manner; the left and right tooth screw rods are arranged, so that piston pieces at the two ends of the left and right tooth screw rods can synchronously move oppositely and synchronously move oppositely, and connecting blocks at the two ends of the left and right tooth screw rods can synchronously move oppositely and synchronously move oppositely, so that the left and right tooth screw rods are suitable for certain application occasions; the first air flow inlet and outlet channel and the second air flow inlet and outlet channel are arranged, so that air inlet and air outlet of the cylinder body are facilitated.

Description

Pneumatic type two-way linkage device
Technical Field
The invention relates to a pneumatic bidirectional linkage device.
Background
At present, the cylinder of the existing pneumatic sliding device or telescopic device is mainly connected with the movable blocks through a piston rod, and the cylinder cannot realize the driving of synchronous opposite movement and synchronous opposite movement of the two movable blocks, so that the pneumatic sliding device or telescopic device is not suitable for certain application occasions.
Therefore, how to overcome the above-mentioned drawbacks has become an important issue to be solved by the person skilled in the art.
Disclosure of Invention
The invention overcomes the defects of the technology and provides a pneumatic bidirectional linkage device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a pneumatic type two-way aggregate unit, is including controlling the cylinder body 1 that extends, the bearing 2 through being located the middle part rotates in the cylinder body 1 is connected with the left and right tooth lead screw 3 that extends to both ends, the last threaded connection of left and right tooth lead screw 3 is had piston 4 about respectively, cylinder body 1 both ends are equipped with respectively and supply the spacing flange 5 that corresponds spacing extension of piston 4, piston 4 is located the one end outside spacing flange 5 is fixed with connecting block 6, all be equipped with straight line guiding mechanism 7 between the connecting block 6 of cylinder body 1 outside and every end, the device is still including follow the outside second air current business turn over passageway 12 of intercommunication of cylinder body 1 inner wall near spacing flange 5 at both ends of cylinder body 1 first air current business turn over passageway 11 of communicating of the outside of cylinder body 1 inner wall at bearing 2 both ends.
Preferably, a first inner wall hole 101 and a second inner wall hole 102 are formed on the inner wall of the cylinder body 1 near the limit flange 5, the second inner wall hole 102 is closer to the limit flange 5 than the first inner wall hole 101, the piston member 4 blocks the first inner wall hole 101 at the end of travel without blocking the second inner wall hole 102, and the cylinder body 1 is communicated with the second air inlet and outlet passage 12 through the first inner wall hole 101 and the second inner wall hole 102 respectively.
Preferably, a third inner wall hole 103 communicated with the second air inlet and outlet channel 12 is further formed on the inner wall of the cylinder body 1 near the limiting flange 5, a one-way air inlet valve 8 is arranged between the second air inlet and outlet channel 12 and the third inner wall hole 103, the third inner wall hole 103 is closer to the limiting flange 5 than the first inner wall hole 101, and the piston member 4 cannot block the third inner wall hole 103 in the whole stroke.
Preferably, the caliber of the second inner wall hole 102 is smaller than the caliber of the first inner wall hole 101, and/or the caliber of the third inner wall hole 103 is larger than the caliber of the second inner wall hole 102.
Preferably, one end of the limiting flange 5 is provided with a first convex ring portion 53 which extends into the cylinder body 1 when assembled and is used for preventing the piston member 4 from blocking the second inner wall hole 102 and the third inner wall hole 103, a gap is reserved between the outer side wall of the first convex ring portion 53 and the inner side wall of the cylinder body 1, and/or the piston member 4 is provided with a second convex ring portion 45 which is used for abutting against the limiting flange 5 at the end of the stroke so as not to block the second inner wall hole 102 and the third inner wall hole 103, and a gap is reserved between the outer side wall of the second convex ring portion 45 and the inner side wall of the cylinder body 1.
Preferably, the first air inlet and outlet channel 11 and the second air inlet and outlet channel 12 are partially in the cylinder body 1 and partially in the limiting flange 5, and the surface of the limiting flange 5 is provided with a first air inlet and outlet port 51 communicated with the first air inlet and outlet channel 11 and a second air inlet and outlet port 52 communicated with the second air inlet and outlet channel 12.
Preferably, the piston member 4 includes a nut 41 connected to the left and right screw rods 3 and a tube 42 connected to the nut 41 and extending outwards through the limiting flange 5, and the connection block 6 is connected to an extending end of the tube 42.
Preferably, a magnetic ring 43 is disposed on the pipe body 42 near the nut 41, sealing rings 44 are disposed on the pipe bodies 42 on both sides of the magnetic ring 43, and a first sensor 91 for detecting whether the magnetic ring 43 is at the head end position of the stroke and a second sensor 92 for detecting whether the magnetic ring 43 is at the tail end position of the stroke are mounted outside the cylinder 1.
Preferably, the linear guide mechanism 7 adopts a guide rail sliding chute type guide mechanism.
Preferably, the connecting blocks 6 at the left and right ends of the piston member 4 can abut against each other when the piston member approaches the bearing 2.
Compared with the prior art, the invention has the beneficial effects that:
1. the structure is simple and easy to realize, the bearing is arranged in the middle part of the cylinder body, so that the middle parts of the left and right dental screws can be conveniently connected in a rotating way and extend towards two ends, the piston parts on the left and right dental screws are not hindered from extending outwards by the arrangement of the bearing through the limiting flange, and the practicability is good; the linear guide mechanism is arranged to facilitate the linear guide of the movement of the connecting block and the piston member; the left and right tooth screw rods are arranged, so that piston pieces at the two ends of the left and right tooth screw rods can synchronously move oppositely and synchronously move oppositely, connecting blocks at the two ends of the left and right tooth screw rods can synchronously move oppositely and synchronously move oppositely, and the left and right tooth screw rods are suitable for certain application occasions; the arrangement of the first air flow inlet and outlet channel and the second air flow inlet and outlet channel is convenient for the inlet and outlet of the cylinder body.
2. When the first air flow inlet and outlet channel is used for introducing air into the middle part of the cylinder body, the piston piece moves from the middle part of the cylinder body to the direction of the limiting flange, the tail end of the cylinder body firstly carries out air outlet through the first inner wall hole and the second inner wall hole, then when the piston piece starts to block the first inner wall hole, only the second inner wall hole is left for air outlet, the air outlet speed is reduced, the movement resistance of the piston piece is increased, the piston piece is facilitated to be stopped rapidly, and the practicability is good.
3. The setting of this case one-way admission valve is favorable to preventing the cylinder body is followed third inner wall Kong Chuqi, when follow the second air current business turn over passageway to when admitting air in the cylinder body, the piston spare is followed the tip of cylinder body moves to middle part direction, the second air current business turn over passageway can be through the quick admitting air of second inner wall hole and third inner wall hole, it is with the start time only can pass through the technical scheme that the second inner wall hole admitted air compares, the case starts easier, and the practicality is good.
4. The caliber of the second inner wall hole is smaller than that of the first inner wall hole, so that air is introduced into the cylinder body from the first air inflow and outflow channel, when the piston piece moves to block the first inner wall hole, the air outlet speed is rapidly reduced to be very low, the movement resistance of the piston piece is rapidly increased, the piston piece is facilitated to be stopped more rapidly, and the practicability is good; and/or the caliber of the third inner wall hole is larger than that of the second inner wall hole, when the second air flow inlet and outlet channel is used for air inlet to the cylinder body, the second air flow inlet and outlet channel can quickly inlet air through the second inner wall hole and the third inner wall hole, the air inlet speed is more than 2 times that of the air inlet speed which is independently carried out through the second inner wall hole, the starting is easier, and the practicability is good.
5. The connecting blocks at the left end and the right end of the piston piece can be propped against each other when the piston piece moves towards the bearing, so that the problem that the left tooth screw rod and the right tooth screw rod are excessively rotated to be blocked when the piston piece moves towards the bearing is solved.
Drawings
Fig. 1 is one of the perspective views of the present case.
Fig. 2 is an exploded view of the present case.
Fig. 3 is an exploded view of the component structure of the present case.
Fig. 4 is a view of a limiting flange of the present case.
Fig. 5 is a cross-sectional view at A-A in fig. 4.
Fig. 6 is a second perspective view of the present case.
Fig. 7 is a sectional view at B-B in fig. 6.
Fig. 8 is a diagram of a piston member of the present case.
Detailed Description
The following examples are provided to illustrate the features of the present invention and other related features in further detail to facilitate understanding by those skilled in the art:
as shown in fig. 1 to 8, a pneumatic bidirectional linkage device comprises a cylinder body 1 extending left and right, a left tooth screw rod 3 extending towards two ends is rotatably connected in the cylinder body 1 through a bearing 2 positioned in the middle, piston pieces 4 are respectively connected to left and right teeth of the left and right tooth screw rods 3 in a threaded manner, limiting flanges 5 for limiting and extending out of the corresponding piston pieces 4 are respectively arranged at two ends of the cylinder body 1, a connecting block 6 is fixed at one end of the piston pieces 4 positioned outside the limiting flanges 5, a linear guide mechanism 7 is arranged between the outside of the cylinder body 1 and the connecting block 6 at each end, and the device further comprises a first air flow inlet and outlet channel 11 which is communicated outwards from the inner walls of the cylinder body 1 at two ends of the bearing 2 and a second air flow inlet and outlet channel 12 which is communicated outwards from the inner walls of the cylinder body 1 near the limiting flanges 5 at two ends.
As described above, the scheme is simple in structure and easy to realize, the bearing 2 is arranged in the middle part of the cylinder body 1, so that the middle parts of the left and right dental screws 3 can be conveniently connected in a rotating way and extend towards two ends, the arrangement of the bearing 2 does not prevent the piston parts 4 on the left and right dental screws 3 from extending outwards through the limiting flange 5, and the practicability is good; the linear guide mechanism 7 is arranged to facilitate the linear guide of the movement of the connecting block 6 and the piston member 4; the left and right tooth screw rods 3 are arranged, so that the piston pieces 4 at the two ends of the left and right tooth screw rods can synchronously move oppositely and synchronously move oppositely, and the connecting blocks 6 at the two ends of the left and right tooth screw rods can synchronously move oppositely and synchronously move oppositely, so that the left and right tooth screw rods are suitable for certain application occasions; the first air flow inlet and outlet channel 11 and the second air flow inlet and outlet channel 12 are arranged so as to facilitate the inlet and outlet of the cylinder body 1.
As described above, in the concrete implementation, the inner wall of the cylinder 1 near the limit flange 5 is provided with the first inner wall hole 101 and the second inner wall hole 102, the second inner wall hole 102 is closer to the limit flange 5 than the first inner wall hole 101, the piston member 4 blocks the first inner wall hole 101 at the end of the stroke without blocking the second inner wall hole 102, and the cylinder 1 is respectively communicated with the second air inlet and outlet passage 12 through the first inner wall hole 101 and the second inner wall hole 102.
As described above, when the air is introduced from the first air flow inlet/outlet channel 11 to the middle portion of the cylinder body 1, the piston member 4 moves from the middle portion of the cylinder body 1 to the direction of the limiting flange 5, the tail end of the cylinder body 1 firstly performs air outlet through the first inner wall hole 101 and the second inner wall hole 102, and then when the piston member 4 starts to block the first inner wall hole 101, only air outlet is performed through the second inner wall hole 102, which reduces the air outlet speed, and the movement resistance of the piston member 4 increases, which is beneficial to enabling the piston member 4 to stop rapidly, and the practicability is good.
As described above, in the implementation, the inner wall of the cylinder body 1 near the limiting flange 5 is further provided with a third inner wall hole 103 communicated with the second air inlet and outlet channel 12, a unidirectional air inlet valve 8 is disposed between the second air inlet and outlet channel 12 and the third inner wall hole 103, the third inner wall hole 103 is closer to the limiting flange 5 than the first inner wall hole 101, and the piston member 4 cannot block the third inner wall hole 103 in the whole stroke.
As described above, the arrangement of the unidirectional air intake valve 8 in this case is beneficial to preventing the cylinder body 1 from being discharged from the third inner wall hole 103, when the air is introduced into the cylinder body 1 from the second air inlet and outlet passage 12, the piston member 4 moves from the end portion of the cylinder body 1 to the middle portion, and the second air inlet and outlet passage 12 can rapidly introduce air through the second inner wall hole 102 and the third inner wall hole 103, compared with the technical scheme that the air is introduced only through the second inner wall hole 102 during starting, the starting in this case is easier, and the practicability is good.
As described above, in the implementation, the caliber of the second inner wall hole 102 is smaller than that of the first inner wall hole 101, so that air is introduced into the cylinder 1 from the first air inlet and outlet channel 11, when the piston member 4 moves to block the first inner wall hole 101, the air outlet speed is rapidly reduced to be very low, and the movement resistance of the piston member 4 is rapidly increased, which is beneficial to enabling the piston member 4 to stop more rapidly, and the practicability is good; and/or the caliber of the third inner wall hole 103 is larger than that of the second inner wall hole 102, when the second air flow inlet and outlet channel 12 is used for feeding air to the cylinder body 1, the second air flow inlet and outlet channel 12 can feed air through the second inner wall hole 102 and the third inner wall hole 103 quickly, the air feeding speed is more than 2 times that of the air feeding speed which is fed through the second inner wall hole 102 alone, and the starting is easier and the practicability is good.
As described above, in the specific implementation, one end of the limiting flange 5 is provided with a first collar portion 53 that extends into the cylinder 1 during assembly to prevent the piston member 4 from blocking the second inner wall hole 102 and the third inner wall hole 103, a gap is left between the outer side wall of the first collar portion 53 and the inner side wall of the cylinder 1, and/or the piston member 4 is provided with a second collar portion 45 that abuts against the limiting flange 5 at the end of the stroke so as not to block the second inner wall hole 102 and the third inner wall hole 103, and a gap is left between the outer side wall of the second collar portion 45 and the inner side wall of the cylinder 1.
As described above, in the implementation, the first air inlet and outlet channel 11 and the second air inlet and outlet channel 12 are partially in the cylinder 1 and partially in the limiting flange 5, and the surface of the limiting flange 5 is provided with a first air inlet and outlet port 51 communicating with the first air inlet and outlet channel 11 and a second air inlet and outlet port 52 communicating with the second air inlet and outlet channel 12.
As described above, in the embodiment, the piston member 4 includes a nut 41 connected to the left and right screw rods 3 and a tube 42 connected to the nut 41 and extending outwards through the limiting flange 5, and the connecting block 6 is connected to an extending end of the tube 42.
As described above, in the specific implementation, the magnetic ring 43 is disposed on the pipe body 42 near the nut 41, the sealing rings 44 are disposed on the pipe bodies 42 on both sides of the magnetic ring 43, and the first sensor 91 for detecting whether the magnetic ring 43 is at the head end position of the stroke and the second sensor 92 for detecting whether the magnetic ring 43 is at the tail end position of the stroke are mounted outside the cylinder 1.
As described above, in the specific implementation, the linear guide mechanism 7 is a guide rail chute type guide mechanism.
As described above, in the specific implementation, the connecting blocks 6 at the left and right ends of the piston member 4 can abut against each other when the piston member is close to the bearing 2, which is advantageous for avoiding the problem that the piston member 4 is excessively rotated relative to the left and right feed screws 3 to be locked when moving toward the bearing 2.
As described above, the present disclosure protects a pneumatic bidirectional linkage, and all technical schemes which are the same as or similar to the present disclosure should be shown as falling within the protection scope of the present disclosure.

Claims (6)

1. The pneumatic bidirectional linkage device is characterized by comprising a cylinder body (1) which extends left and right, a left tooth screw rod (3) and a right tooth screw rod (3) which extend towards two ends are rotatably connected in the cylinder body (1) through a bearing (2) positioned in the middle, piston pieces (4) are respectively connected to left teeth and right teeth of the left tooth screw rod (3) in a threaded mode, limiting flanges (5) which are used for limiting and extending out of the corresponding piston pieces (4) are respectively arranged at two ends of the cylinder body (1), a connecting block (6) is fixed at one end, positioned outside the limiting flanges (5), of the piston pieces (4), a linear guide mechanism (7) is arranged between the outside of the cylinder body (1) and the connecting block (6) at each end, and the device further comprises a first air flow inlet and outlet channel (11) which is communicated outwards from the inner walls of the cylinder body (1) at two ends of the bearing (2), and a second air flow inlet and outlet channel (12) which is communicated outwards from the inner walls of the cylinder body (1) near the limiting flanges (5) at two ends;
a first inner wall hole (101) and a second inner wall hole (102) are formed in the inner wall of the cylinder body (1) near the limit flange (5), the second inner wall hole (102) is closer to the limit flange (5) than the first inner wall hole (101), the piston piece (4) blocks the first inner wall hole (101) at the tail end of a stroke without blocking the second inner wall hole (102), and the cylinder body (1) is communicated with the second air flow inlet and outlet channel (12) through the first inner wall hole (101) and the second inner wall hole (102) respectively;
a third inner wall hole (103) communicated with the second air flow inlet and outlet channel (12) is further formed in the inner wall of the cylinder body (1) close to the limit flange (5), a one-way air inlet valve (8) is arranged between the second air flow inlet and outlet channel (12) and the third inner wall hole (103), the third inner wall hole (103) is closer to the limit flange (5) than the first inner wall hole (101), and the piston piece (4) cannot block the third inner wall hole (103) in the whole stroke;
the aperture of the second inner wall hole (102) is smaller than the aperture of the first inner wall hole (101), and/or the aperture of the third inner wall hole (103) is larger than the aperture of the second inner wall hole (102);
the piston part (4) comprises a screw nut (41) connected to the left and right screw rods (3) and a pipe body (42) connected with the screw nut (41) and used for extending outwards through the limiting flange (5), and the connecting block (6) is connected to the extending end of the pipe body (42).
2. A pneumatic two-way linkage according to claim 1, characterized in that one end of the limit flange (5) is provided with a first convex ring part (53) which extends into the cylinder (1) during assembly and is used for preventing the piston member (4) from blocking the second inner wall hole (102) and the third inner wall hole (103), a gap is reserved between the outer side wall of the first convex ring part (53) and the inner side wall of the cylinder (1), and/or the piston member (4) is provided with a second convex ring part (45) which is used for abutting the limit flange (5) at the end of the stroke so as not to block the second inner wall hole (102) and the third inner wall hole (103), and a gap is reserved between the outer side wall of the second convex ring part (45) and the inner side wall of the cylinder (1).
3. A pneumatic two-way linkage according to claim 1, characterized in that the first air flow inlet and outlet channel (11) and the second air flow inlet and outlet channel (12) are both partly in the cylinder (1) and partly in the limit flange (5), and the surface of the limit flange (5) is provided with a first air inlet and outlet port (51) communicated with the first air flow inlet and outlet channel (11) and a second air inlet and outlet port (52) communicated with the second air flow inlet and outlet channel (12).
4. The pneumatic bidirectional linkage device according to claim 1, wherein a magnetic ring (43) is arranged on a pipe body (42) near the screw nut (41), sealing rings (44) are arranged on the pipe bodies (42) on two sides of the magnetic ring (43), a first sensor (91) for detecting whether the magnetic ring (43) is at a stroke head end position or not and a second sensor (92) for detecting whether the magnetic ring (43) is at a stroke tail end position are arranged outside the cylinder body (1).
5. A pneumatic bi-directional linkage according to claim 1, characterized in that the linear guide (7) is a guide rail chute type guide.
6. A pneumatic bi-directional linkage according to any one of claims 1-5, characterized in that the piston member (4) is arranged such that the left and right connecting blocks (6) abut when approaching the bearing (2).
CN202011174424.1A 2020-10-28 2020-10-28 Pneumatic type two-way linkage device Active CN112483622B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011174424.1A CN112483622B (en) 2020-10-28 2020-10-28 Pneumatic type two-way linkage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011174424.1A CN112483622B (en) 2020-10-28 2020-10-28 Pneumatic type two-way linkage device

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Publication Number Publication Date
CN112483622A CN112483622A (en) 2021-03-12
CN112483622B true CN112483622B (en) 2023-12-19

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Publication number Priority date Publication date Assignee Title
US3612202A (en) * 1969-06-02 1971-10-12 Sundstrand Corp Hydrostatic wheel assist
CN101704116A (en) * 2009-11-06 2010-05-12 泰安海威数控机床有限公司 Box type automatic feeding mechanism of numerical control machine
CN202220898U (en) * 2011-08-03 2012-05-16 浙江石化阀门有限公司 Hydraulic damping device for valve
CN102678660A (en) * 2012-05-29 2012-09-19 东莞市亚美精密机械配件有限公司 Cylinder and method for achieving multi-direction multi-cylinder integrated linkage of cylinder
CN209212701U (en) * 2018-12-25 2019-08-06 江苏亚力亚气动液压成套设备有限公司 A kind of full-automatic bidirectional cylinder
CN209289604U (en) * 2018-10-25 2019-08-23 遂宁市金虹机械厂 A kind of rubber patch mold clamping apparatus
CN209855913U (en) * 2019-03-19 2019-12-27 孙泽 Automobile engine piston assembly
CN213981885U (en) * 2020-10-28 2021-08-17 广东创智智能装备有限公司 Pneumatic bidirectional linkage equipment

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612202A (en) * 1969-06-02 1971-10-12 Sundstrand Corp Hydrostatic wheel assist
CN101704116A (en) * 2009-11-06 2010-05-12 泰安海威数控机床有限公司 Box type automatic feeding mechanism of numerical control machine
CN202220898U (en) * 2011-08-03 2012-05-16 浙江石化阀门有限公司 Hydraulic damping device for valve
CN102678660A (en) * 2012-05-29 2012-09-19 东莞市亚美精密机械配件有限公司 Cylinder and method for achieving multi-direction multi-cylinder integrated linkage of cylinder
CN209289604U (en) * 2018-10-25 2019-08-23 遂宁市金虹机械厂 A kind of rubber patch mold clamping apparatus
CN209212701U (en) * 2018-12-25 2019-08-06 江苏亚力亚气动液压成套设备有限公司 A kind of full-automatic bidirectional cylinder
CN209855913U (en) * 2019-03-19 2019-12-27 孙泽 Automobile engine piston assembly
CN213981885U (en) * 2020-10-28 2021-08-17 广东创智智能装备有限公司 Pneumatic bidirectional linkage equipment

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