CN110132563B - Detection mechanism of air spring piston rod assembly - Google Patents
Detection mechanism of air spring piston rod assembly Download PDFInfo
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- CN110132563B CN110132563B CN201910438002.1A CN201910438002A CN110132563B CN 110132563 B CN110132563 B CN 110132563B CN 201910438002 A CN201910438002 A CN 201910438002A CN 110132563 B CN110132563 B CN 110132563B
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention relates to the technical field of piston rod production equipment, in particular to a detection mechanism of a gas spring piston rod assembly, which comprises a rotary workbench and a controller, wherein a compactor bracket is arranged beside the rotary workbench, a compaction mechanism is fixedly arranged on the compactor bracket, a plug gauge bracket is fixedly arranged on a non-working surface of the rotary workbench, a pneumatic plug gauge and a stroke detector for detecting the stroke of the pneumatic plug gauge are fixedly arranged on the plug gauge bracket, the working direction of the compaction mechanism is vertically and downwards arranged, the working end of the compaction mechanism is positioned right above the working end of the rotary workbench, and the working direction of the pneumatic plug gauge is horizontally arranged towards the working end of the rotary workbench; the mechanism can automatically detect whether the piston rod assembly is completely assembled or not, and the detection precision is high.
Description
Technical Field
The invention relates to the technical field of piston rod production equipment, in particular to a detection mechanism of a gas spring piston rod assembly.
Background
The gas spring is an industrial accessory which can play a role in supporting, buffering, braking, height adjustment, angle adjustment and the like. It is composed of the following parts: the device comprises a pressure cylinder, a piston rod, a piston, a sealing guide sleeve, a filler (inert gas or oil-gas mixture), an in-cylinder control element, an out-cylinder control element (a controllable gas spring), a joint and the like. The principle is that inert gas or oil-gas mixture is filled in a closed pressure cylinder, the pressure in a cavity is several times or dozens of times higher than the atmospheric pressure, and the motion of a piston rod is realized by utilizing the pressure difference generated by the cross section area of the piston rod smaller than that of the piston.
The gas spring piston rod is an important component of the gas spring. The air spring is applied to office furniture, a piston rod of the air spring is made of round steel, the surface of the currently used piston rod is subjected to electroplating treatment, when the air spring works, the piston rod is subjected to extension or compression movement and is continuously impacted for a long time, so that the surface of the piston rod is easy to wear, the fatigue resistance is low, the service life of the piston rod is shortened, the structure of the combined part of the piston rod and the piston is not ideal, the processing is complex, and the requirements of products cannot be met.
The piston rod is provided with a plurality of envelopes and gaskets, the shapes and the installation sequences of each envelope and gasket are different, and any misassembly and neglected assembly damage the performance of the gas spring; however, the long manual assembly process of workers has a hidden error risk, and an automatic assembly system is not provided to avoid the problem.
Chinese patent CN203973466U discloses an automatic equipment system of bumper shock absorber piston rod, include the first valve block equipment inspection machine that sets gradually along the transfer chain, valve body feed inspection machine, second valve block equipment inspection machine, third valve block equipment inspection machine, valve system transfer robot arm, valve system and steel pole equipment inspection machine and piston rod blanking machine, the utility model discloses at the whole automatic equipment of realization of equipment overall process, detect, reduced the probability that the human factor caused badness, automatic check out test set's use has improved the precision and the proportion that detect, has reduced the bad circulation of production to the possibility of lower process, and the effectual wrong dress and the neglected loading of having avoided the gasket, the bumper shock absorber's that also is the assurance performance. Meanwhile, the stability of the production efficiency is improved, and the labor cost is reduced.
For the same purpose, in order to improve production efficiency and yield, an automatic assembling apparatus for a gas spring piston rod is required, and for the automatic assembling apparatus, a detection mechanism for the gas spring piston rod assembly needs to be designed.
Disclosure of Invention
The invention aims to provide a detection mechanism of a gas spring piston rod assembly, which can automatically detect whether the piston rod assembly is completely assembled or not and has high detection precision.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a detection mechanism of air spring piston rod subassembly, including rotary worktable and controller, rotary worktable's side is provided with the collet support, fixed mounting has hold-down mechanism on the collet support, rotary worktable's non-working face fixed mounting has the plug gage support, fixed mounting has pneumatic plug gage and the stroke detector who is used for detecting pneumatic plug gage stroke on the plug gage support, hold-down mechanism's the vertical downward setting of working direction, hold-down mechanism's working end is located rotary worktable work end directly over, pneumatic plug gage's working direction level is towards rotary worktable's working end setting.
As an optimal scheme of the detection mechanism of the gas spring piston rod assembly, the pressing mechanism comprises a twenty-third linear driver, a second movable plate and a third sleeve, the twenty-third linear driver is fixedly installed at the top end of the presser support, the working direction of the twenty-third linear driver is vertically arranged downwards, the second movable plate is horizontally arranged, the twenty-third linear driver is in transmission connection with the second movable plate, the third sleeve is fixedly installed at the bottom end of the second movable plate, and the third sleeve is located right above the working end of the rotary workbench.
As an optimal scheme of a detection mechanism of the gas spring piston rod assembly, the twenty-third linear actuator comprises a first single-shaft single-rod cylinder, a guide sleeve and a guide pillar, the first single-shaft single-rod cylinder and the guide sleeve are both vertically installed at the top end of a compactor support, the working end of the first single-shaft single-rod cylinder vertically penetrates through the compactor support and a second movable plate downwards, the second movable plate is connected with the working end of the first single-shaft single-rod cylinder in a sliding mode, the guide pillar is installed in the guide sleeve in a sliding mode, the bottom end of the guide pillar penetrates through the compactor support and is fixedly connected with the second movable plate, and the first single-shaft single-rod cylinder is electrically connected with.
The first single-shaft single-rod cylinder is fixedly provided with a first spring pressing block located above the second movable plate, the bottom end of the first single-shaft single-rod cylinder is fixedly provided with a movable plate stopping block abutted to the bottom end of the second movable plate, and a working shaft of the first single-shaft single-rod cylinder is sleeved with a third spring, two ends of which are respectively abutted to the first spring pressing block and the second movable plate.
As a preferable scheme of the detection mechanism of the gas spring piston rod assembly, the pressing mechanism further comprises a fifth photoelectric switch and a third adjustable support, the fifth photoelectric switch is fixedly installed on the guide post, the third adjustable support is installed on the side face of the N1 in a height-adjustable manner, the fifth photoelectric switch is electrically connected with the controller, and in a working state, the working end of the fifth photoelectric switch is right opposite to the third adjustable support.
As a preferable scheme of the detection mechanism of the gas spring piston rod assembly, two oblong holes which extend along the vertical direction and are parallel to each other are formed in the third adjustable support, and the third adjustable support is fixedly connected with the presser support through the oblong holes by bolts.
As a preferred scheme of a detection mechanism of a gas spring piston rod assembly, a plug gauge support comprises a first upright post and a second fixing plate, the first upright post is fixedly arranged on the non-working surface of a rotary worktable, the second fixing plate is vertically arranged on the side surface of the first upright post, a plug gauge slide rail is arranged on the side surface of the second fixing plate, the working direction of the plug gauge slide rail is horizontally arranged, and a plug gauge slide block is slidably arranged on the plug gauge slide rail;
the pneumatic plug gauge comprises a twenty-fourth linear driver and a plug gauge, the twenty-fourth linear driver is fixedly installed on the side face of the second fixing plate, the plug gauge is fixedly installed on one face, facing the working end of the rotary working table, of the plug gauge sliding block, and the twenty-fourth linear driver is in transmission connection with the plug gauge sliding block.
As a preferred scheme of the detection mechanism of the gas spring piston rod assembly, the twenty-fourth linear actuator comprises a second single-shaft single-rod cylinder, a second spring pressing block, a second spring and a plug gauge sliding block stop block, the second single-shaft single-rod cylinder is fixedly arranged on the side surface of the second fixing plate, a working shaft of the second single-shaft single-rod cylinder penetrates through the plug gauge sliding block and extends to the outer side of the first upright post, the second spring pressing block and the plug gauge sliding block stop block are both arranged on the working shaft of the second single-shaft single-rod cylinder, wherein second spring pressing block installs in the one side that the plug gauge slider is close to second unipolar single-pole cylinder, and plug gauge slider stop block installs in the one side that the second unipolar single-pole cylinder was kept away from to the plug gauge slider, and the second spring housing is established on the working shaft of second unipolar single-pole cylinder, and the both ends of second spring butt respectively is on second spring pressing block and plug gauge slider, and second unipolar single-pole cylinder and controller electricity are connected.
As a preferred scheme of the detection mechanism of the gas spring piston rod assembly, a first sliding rail extending along the horizontal direction is arranged on the second fixing plate, the stroke detector comprises a sixth photoelectric switch, a seventh photoelectric switch, a fourth adjustable support and a fifth adjustable support, the fourth adjustable support and the fifth adjustable support are slidably mounted in the first sliding rail, the sixth photoelectric switch and the seventh photoelectric switch are fixedly mounted on the plug gauge sliding block, and the sixth photoelectric switch and the seventh photoelectric switch are electrically connected with the controller.
In an initial state, the working end of the sixth photoelectric switch is right opposite to the fourth adjustable bracket, and the working end of the seventh photoelectric switch is right opposite to the fifth adjustable bracket;
and in the working state, the working end of the sixth photoelectric switch is right opposite to the fifth adjustable bracket.
The invention has the beneficial effects that:
accomplish the piston rod subassembly of whole equipment and pass through rotary worktable and remove to hold-down mechanism under, hold-down mechanism compresses tightly the gasket of piston rod subassembly top installation downwards, pneumatic plug gauge level removes towards the gasket afterwards, if piston rod subassembly equipment is complete, pneumatic plug gauge contacts the gasket and stops, the pneumatic plug gauge stroke that the stroke detector detected this moment is correct, if piston rod subassembly equipment is incomplete, the pneumatic plug rule can't contact the gasket, the pneumatic plug gauge stroke that the stroke detector detected this moment is incorrect, hold-down mechanism and pneumatic plug gauge reset after the detection is accomplished.
1. The mechanism can automatically detect whether the piston rod assembly is completely assembled;
2. the detection accuracy of the mechanism depends on the accuracy of the plug gauge, so the detection accuracy is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is an elevation view of a piston rod assembly according to an embodiment of the present invention;
FIG. 2 is an exploded perspective view of a piston rod assembly according to an embodiment of the present invention;
FIG. 3 is a top plan view of an assembly apparatus for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 4 is a first perspective view of a detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 5 is a second perspective view of a detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 6 is a third perspective view of a detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 7 is a fourth perspective view of a detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 8 is a left side elevational view of a hold down mechanism of a detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 9 is a right side elevational view of a hold down mechanism for a detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 10 is a first perspective view of a pneumatic plug gauge and travel detector of the detection mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 11 is a second perspective view of a pneumatic plug gauge and travel detector of the detection mechanism for the gas spring piston rod assembly in accordance with the present invention;
FIG. 12 is a perspective view three of a pneumatic plug gauge and travel detector of the detection mechanism for the gas spring piston rod assembly in accordance with an embodiment of the present invention;
in the figure:
A. a piston rod assembly; a1, a piston rod; a2, a guider; a3, oil sealing; a4, spacer bush; a5, opening pad; a6, piston ring; a7, a piston; a8, gasket;
B. a rotary table; C. a stepping feeding table; D. a stepping discharging platform; E. a piston rod feeding manipulator; F. a guider mounting mechanism; G. an oil seal mounting mechanism; H. a spacer bush mounting mechanism; I. a correction mechanism; J. an open gasket mounting mechanism; K. a piston ring mounting mechanism; l, a piston mounting mechanism; m, a gasket mounting mechanism; o, a spin riveting mechanism; p, a piston rod unloading manipulator; q, a sorting mechanism; r, a blowing cleaning mechanism;
n, a detection mechanism;
n1, impactor stent;
n2, a pressing mechanism; n2a, twenty-third linear drive; n2a1, a first single-axis single-rod cylinder; n2a2, a guide sleeve; n2a3, guide posts; n2a4, a first spring pressing block; n2a5, movable plate stopper; n2a6, third spring; n2b, a second flap; n2c, third sleeve; n2d, a fifth photoelectric switch; n2e, a third adjustable support;
n3, plug gauge support; n3a, a first upright; n3b and a second fixing plate; n3b1, a first slide rail; n3c, plug gauge slide rail; n3d, a plug gauge slide block;
n4, pneumatic plug gauge; n4a, twenty-fourth linear drive; n4a1, a second single-shaft single-rod cylinder; n4a2 and a second spring pressing block; n4a3, second spring; n4a4, plug gauge slide block stop block; n4b, plug gauge;
n5, stroke detector; n5a, a sixth photoelectric switch; n5b, a seventh photoelectric switch; n5c, a fourth adjustable support; n5d, a fifth adjustable support.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 2, a piston rod assembly a includes a piston rod a1, a guide a2, an oil seal A3, a spacer a4, an opening pad A5, a piston ring A6, a piston a7 and a gasket a8, which are sequentially sleeved at the middle end of the piston rod a1 from bottom to top, and are sequentially sleeved at the tail end of the piston rod a1 from inside to outside;
referring to fig. 3, the assembling device for the air spring piston rod assembly comprises a rotary table B, a stepping feeding table C and a stepping discharging table D which are adjacently arranged, a piston rod feeding mechanism E, a guider mounting mechanism F, an oil seal mounting mechanism G, a spacer mounting mechanism H, a correcting mechanism I, an opening pad mounting mechanism J, a piston ring mounting mechanism K, a piston mounting mechanism L, a gasket mounting mechanism M, a detecting mechanism N, a spin riveting mechanism O and a piston rod discharging mechanism P are arranged beside the rotary table B, the piston rod feeding mechanism E, the guider mounting mechanism F, the oil seal mounting mechanism G, the spacer mounting mechanism H, the correcting mechanism I, the opening pad mounting mechanism J, the piston ring mounting mechanism K, the piston mounting mechanism L, the gasket mounting mechanism M, the detecting mechanism N.
Referring to fig. 4 to 7, the detection mechanism for the gas spring piston rod assembly comprises a rotary table B and a controller, a compactor support N1 is arranged beside the rotary table B, a compacting mechanism N2 is fixedly mounted on the compactor support N1, a plug gauge support N3 is fixedly mounted on a non-working surface of the rotary table B, a pneumatic plug gauge N4 and a stroke detector N5 for detecting a stroke of the pneumatic plug gauge N4 are fixedly mounted on the plug gauge support N3, the working direction of the compacting mechanism N2 is vertically downward, the working end of the compacting mechanism N2 is located right above the working end of the rotary table B, and the working direction of the pneumatic plug gauge N4 is horizontally arranged towards the working end of the rotary table B.
Referring to fig. 8 to 9, the pressing mechanism N2 includes a twenty-third linear actuator N2a, a second movable plate N2B and a third sleeve N2c, the twenty-third linear actuator N2a is fixedly mounted at the top end of the presser bracket N1, the working direction of the twenty-third linear actuator N2a is vertically and downwardly arranged, the second movable plate N2B is horizontally arranged, the twenty-third linear actuator N2a is in transmission connection with the second movable plate N2B, the third sleeve N2c is fixedly mounted at the bottom end of the second movable plate N2B, and the third sleeve N2c is located right above the working end of the rotary table B.
When the gasket A8 needs to be pressed, the twenty-third linear driver N2a operates to move the second movable plate N2b vertically downward, so that the third sleeve N2c abuts against the top end of the gasket A8.
The twenty-third linear actuator N2a includes a first single-shaft single-rod cylinder N2a1, a guide sleeve N2a2 and a guide post N2a3, the first single-shaft single-rod cylinder N2a1 and the guide sleeve N2a2 are both vertically mounted on the top end of the presser support N1, the working end of the first single-shaft single-rod cylinder N2a1 vertically penetrates through the presser support N1 and the second movable plate N2b, the second movable plate N2b is slidably connected with the working end of the first single-shaft single-rod cylinder N2a1, the guide post N2a3 is slidably mounted in the guide sleeve N2a2, the bottom end of the guide post N2a3 penetrates through the presser support N1 and is fixedly connected with the second movable plate N2b, and the first single-shaft single-rod cylinder N2a1 is electrically connected with the controller.
A first spring pressing block N2a4 located above the second movable plate N2b is fixedly mounted on the first single-shaft single-rod cylinder N2a1, a movable plate stopper N2a5 abutting against the bottom end of the second movable plate N2b is fixedly mounted at the bottom end of the first single-shaft single-rod cylinder N2a1, and a third spring N2a6 with two ends abutting against the first spring pressing block N2a4 and the second movable plate N2b is sleeved on a working shaft of the first single-shaft single-rod cylinder N2a 1.
The guide sleeve N2a2 and the guide post N2a3 are used for guiding, and simultaneously preventing the second movable plate N2b from rotating;
in a non-working state, the first single-shaft single-rod cylinder N2a1 drives the movable plate stopper N2a5 to move upwards, so as to drive the second movable plate N2b and the third sleeve N2c to move upwards to separate from the piston rod a 1;
in an operating state, the first uniaxial single-rod cylinder N2a1 drives the first spring pressing block N2a4, the movable plate stopper N2a5 and the second movable plate N2b to move downwards together, when the third sleeve N2c abuts against the top end of the gasket a8, the second movable plate N2b and the third sleeve N2c stop moving, the first uniaxial single-rod cylinder N2a1 continues to drive the first spring pressing block N2a4 and the movable plate stopper N2a5 to move downwards against the resilience of the Na6, and at this time, the pressing force of the pressing mechanism N2 is equal to the resilience of the third spring N2a 6.
The pressing mechanism N2 further comprises a fifth photoelectric switch N2d and a third adjustable bracket N2e, the fifth photoelectric switch N2d is fixedly installed on the guide post N2a3, the third adjustable bracket N2e is installed on the side surface of the N1 in a height-adjustable mode, the fifth photoelectric switch N2d is electrically connected with the controller, and in the working state, the working end of the fifth photoelectric switch N2d is right opposite to the third adjustable bracket N2 e.
When the third sleeve N2c goes up and down, the guide post N2a3 goes up and down, and when the guide post N2a3 senses the third adjustable bracket N2e, the guide post N2a3 sends a signal to the controller, and the controller sends a signal to the first single-shaft single-rod cylinder N2a1 to reset the first single-shaft single-rod cylinder N2a 1.
Two oblong holes which extend along the vertical direction and are parallel to each other are formed in the third adjustable support N2e, and the third adjustable support N2e is fixedly connected with the impactor support N1 through the oblong holes by bolts.
The staff unscrews the bolt and can make third adjustable support N2e slide about vertical as the spout through its slotted hole, screws up the height that the bolt can fix third adjustable support N2e to make the stroke of first unipolar single-pole cylinder N2a1 accurately adjustable.
The plug gauge bracket N3 shown in fig. 10 to 12 includes a first upright post N3a and a second fixing plate N3B, the first upright post N3a is fixedly installed on the non-working surface of the rotary table B, the second fixing plate N3B is vertically installed on the side surface of the first upright post N3a, the side surface of the second fixing plate N3B is provided with a plug gauge slide rail N3c, the working direction of the plug gauge slide rail N3c is horizontally arranged, and a plug gauge slide block N3d is slidably installed on a plug gauge slide rail N3 c;
referring to fig. 10 to 12, the pneumatic plug gauge N4 includes a twenty-fourth linear actuator N4a and a plug gauge N4B, the twenty-fourth linear actuator N4a is fixedly mounted on a side surface of the second fixing plate N3B, the plug gauge N4B is fixedly mounted on a surface of the plug gauge slide block N3d facing to the working end of the rotary table B, and the twenty-fourth linear actuator N4a is in transmission connection with the plug gauge slide block N3 d.
The plug gauge N4b is a plug gauge with a horizontal end part and parallel to the gasket A8, the twenty-fourth linear driver N4a drives the plug gauge N4b to move towards the gasket A8, and whether the split pad A5, the piston ring A6, the piston A7 and the gasket A8 are completely installed or not is judged through the moving stroke of the plug gauge N4 b.
The twenty-fourth linear actuator N4a comprises a second single-shaft single-rod cylinder N4a1, a second spring pressing block N4a2, a second spring N4a3 and a plug gauge slide block N4a4, the second single-shaft single-rod cylinder N4a1 is fixedly arranged on the side surface of a second fixing plate N3b, the working shaft of the second single-shaft single-rod cylinder N4a1 penetrates through the plug gauge slide block N3d and extends to the outer side of a first upright post N3a, the second spring pressing block N4a2 and the plug gauge slide block N4a4 are both arranged on the working shaft of the second single-shaft single-rod cylinder N4a1, the second spring pressing block N4a2 is installed on one side, close to the second single-shaft single-rod cylinder N4a1, of the plug gauge sliding block N3d, the plug gauge sliding block stop block N4a4 is installed on one side, far away from the second single-shaft single-rod cylinder N4a1, of the plug gauge sliding block N3d, the second spring N4a3 is sleeved on a working shaft of the second single-shaft single-rod cylinder N4a1, two ends of the second spring N4a3 abut against the second spring pressing block N4a2 and the plug gauge sliding block N3d respectively, and the second single-shaft single-rod cylinder N4a1 is electrically connected with the controller.
The second uniaxial single-rod cylinder N4a1 drives the second spring pressing block N4a2 to move towards the working end of the rotary table B in a working mode, the second spring N4A3 is compressed, so that the plug gauge sliding block N3d is driven by resilience of the second uniaxial single-rod cylinder N4a1 to drive the plug gauge N4B to move towards the gasket A8, when the plug gauge N4B abuts against the gasket A8, the plug gauge N4B stops moving, the second uniaxial single-rod cylinder N4a1 drives the second spring pressing block N4a2 to continuously move forwards by overcoming the resilience of the second spring N4A3, and therefore the pressure of the plug gauge N4B is prevented from damaging the gasket A8 until the second uniaxial single-rod cylinder N4a1 reaches the end of a stroke, and the second uniaxial single-rod cylinder N4a1 drives the plug gauge sliding block N3 A3 d to drive the plug gauge N4a 4B to reset through the plug gauge sliding block N4a4 during resetting.
The second fixing plate N3b is provided with a first slide rail N3b1 extending along the horizontal direction;
referring to the stroke detector N5 shown in fig. 10 to 12, the stroke detector N5 includes a sixth photoelectric switch N5a, a seventh photoelectric switch N5b, a fourth adjustable bracket N5c, and a fifth adjustable bracket N5d, the fourth adjustable bracket N5c and the fifth adjustable bracket N5d are slidably mounted in the first slide rail N3b1, the sixth photoelectric switch N5a and the seventh photoelectric switch N5b are fixedly mounted on the plug gauge slide block N3d, and the sixth photoelectric switch N5a and the seventh photoelectric switch N5b are electrically connected to the controller.
In the initial state, the working end of the sixth photoelectric switch N5a is right opposite to the fourth adjustable bracket N5c, and the working end of the seventh photoelectric switch N5b is right opposite to the fifth adjustable bracket N5 d;
in the working state, the working end of the sixth photoelectric switch N5a is right opposite to the fifth adjustable support N5 d.
A second single-shaft single-rod cylinder N4a1 works to drive a plug gauge slide block N3d to drive a plug gauge N4b to move towards the direction of a gasket A8, when the piston rod assembly A is completely assembled, the plug gauge N4b abuts against the side face of the gasket A8, then the plug gauge N4b and the plug gauge slide block N3d stop, and a sixth photoelectric switch N5a stops between a fourth adjustable bracket N5c and a fifth adjustable bracket N5 d;
when the piston rod assembly A is not completely assembled, the plug gauge N4b cannot abut against the gasket A8 and the plug gauge sliding block N3d to continue to advance, the sixth photoelectric switch N5a sends a signal to the controller after sensing the fifth adjustable support N5d, and the controller sends a signal to the second single-shaft single-rod air cylinder N4a1 to enable the second single-shaft single-rod air cylinder N4a1 to reset.
The working principle of the invention is as follows:
the piston rod assembly A which is completely assembled moves to the position right below a pressing mechanism N2 through a rotary workbench B, the pressing mechanism N2 presses a gasket A8 mounted at the top end of the piston rod assembly A downwards, then a pneumatic plug gauge N4 horizontally moves towards the gasket A8, if the piston rod assembly A is completely assembled, the pneumatic plug gauge N4 contacts with the gasket A8 to stop, the stroke of the pneumatic plug gauge N4 detected by a stroke detector N5 is correct, if the piston rod assembly A is not completely assembled, the pneumatic plug gauge N4 cannot contact with the gasket A8, the stroke of the pneumatic plug gauge N4 detected by a stroke detector N5 is incorrect, and after the detection, the pressing mechanism N2 and the pneumatic plug gauge N4 reset.
It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (6)
1. A detection mechanism of a gas spring piston rod assembly comprises a rotary workbench (B) and a controller, and is characterized in that a compactor support (N1) is arranged beside the rotary workbench (B), a compacting mechanism (N2) is fixedly mounted on the compactor support (N1), a plug gauge support (N3) is fixedly mounted on a non-working surface of the rotary workbench (B), a pneumatic plug gauge (N4) and a stroke detector (N5) used for detecting the stroke of the pneumatic plug gauge (N4) are fixedly mounted on the plug gauge support (N3), the working direction of the compacting mechanism (N2) is vertically and downwards arranged, the working end of the compacting mechanism (N2) is positioned right above the working end of the rotary workbench (B), and the working direction of the pneumatic plug gauge (N4) horizontally faces the working end of the rotary workbench (B);
the pressing mechanism (N2) comprises a twenty-third linear driver (N2a), a second movable plate (N2B) and a third sleeve (N2c), the twenty-third linear driver (N2a) is fixedly mounted at the top end of the presser bracket (N1), the working direction of the twenty-third linear driver (N2a) is vertically and downwardly arranged, the second movable plate (N2B) is horizontally arranged, the twenty-third linear driver (N2a) is in transmission connection with the second movable plate (N2B), the third sleeve (N2c) is fixedly mounted at the bottom end of the second movable plate (N2B), and the third sleeve (N2c) is located right above the working end of the rotary worktable (B);
the twenty-third linear actuator (N2a) comprises a first single-shaft single-rod cylinder (N2a1), a guide sleeve (N2a2) and a guide post (N2a3), wherein the first single-shaft single-rod cylinder (N2a1) and the guide sleeve (N2a2) are vertically installed at the top end of a compactor bracket (N1), the working end of the first single-shaft single-rod cylinder (N2a1) vertically penetrates through the compactor bracket (N1) and a second movable plate (N2b) downwards, the second movable plate (N2b) and the working end of the first single-shaft single-rod cylinder (N2a1) are connected in a sliding mode, the guide post (N2a3) is installed in the guide sleeve (N2a2) in a sliding mode, the bottom end of the guide post (N2a3) penetrates through the compactor bracket (N1) and is fixedly connected with the second movable plate (N2b), and the first single-shaft single-rod cylinder (N2a1) is electrically connected with the controller;
a first spring pressing block (N2a4) positioned above the second movable plate (N2b) is fixedly mounted on the first single-shaft single-rod cylinder (N2a1), a movable plate stopping block (N2a5) abutted to the bottom end of the second movable plate (N2b) is fixedly mounted at the bottom end of the first single-shaft single-rod cylinder (N2a1), and a third spring (N2a6) with two ends respectively abutted to the first spring pressing block (N2a4) and the second movable plate (N2b) is sleeved on a working shaft of the first single-shaft single-rod cylinder (N2a 1).
2. The detecting mechanism for the gas spring piston rod assembly according to claim 1, characterized in that the pressing mechanism (N2) further comprises a fifth photoelectric switch (N2d) and a third adjustable bracket (N2e), the fifth photoelectric switch (N2d) is fixedly installed on the guide post (N2a3), the third adjustable bracket (N2e) is installed on the side of N1 in a height-adjustable manner, the fifth photoelectric switch (N2d) is electrically connected with the controller, and in an operating state, the operating end of the fifth photoelectric switch (N2d) is right opposite to the third adjustable bracket (N2 e).
3. A sensing mechanism for a gas spring piston rod assembly according to claim 2, in which the third adjustable bracket (N2e) is provided with two oblong holes extending in a vertical direction and parallel to each other, and the third adjustable bracket (N2e) is fixedly connected to the impactor bracket (N1) by means of bolts passing through the oblong holes.
4. The detection mechanism of a gas spring piston rod assembly according to claim 1, characterized in that the plug gauge bracket (N3) comprises a first upright post (N3a) and a second fixing plate (N3B), the first upright post (N3a) is fixedly installed on the non-working surface of the rotary table (B), the second fixing plate (N3B) is vertically installed on the side surface of the first upright post (N3a), the side surface of the second fixing plate (N3B) is provided with a plug gauge slide rail (N3c), the working direction of the plug gauge slide rail (N3c) is horizontally arranged, and a plug gauge slide block (N3d) is slidably installed on the plug gauge slide rail (N3 c);
the pneumatic plug gauge (N4) comprises a twenty-fourth linear driver (N4a) and a plug gauge (N4B), the twenty-fourth linear driver (N4a) is fixedly installed on the side face of the second fixing plate (N3B), the plug gauge (N4B) is fixedly installed on one face, facing the working end of the rotary worktable (B), of a plug gauge sliding block (N3d), and the twenty-fourth linear driver (N4a) is in transmission connection with the plug gauge sliding block (N3 d).
5. A detecting mechanism for a gas spring piston rod assembly according to claim 4, characterized in that the twenty-fourth linear actuator (N4a) includes a second uniaxial single rod cylinder (N4a1), a second spring pressing block (N4a2), a second spring (N4a3) and a stopper block stopper (N4a4), the second uniaxial single rod cylinder (N4a1) is fixedly installed at a side of the second fixing plate (N3b), an operating shaft of the second uniaxial single rod cylinder (N4a1) extends to an outside of the first column (N3a) through the stopper block (N3d), the second spring pressing block (N4a2) and the stopper block (N4a4) are both installed on an operating shaft of the second uniaxial single rod cylinder (N4a1), wherein the second spring pressing block (N4a2) is installed at a side of the stopper block (N3a d) close to the second uniaxial single rod cylinder (N4a 638), and the stopper block (N4a 638) is installed at a side of the stopper block (N4a 638) far from the second uniaxial single rod cylinder (N4a 638), the second spring (N4a3) is sleeved on the working shaft of the second single-shaft single-rod cylinder (N4a1), two ends of the second spring (N4a3) are respectively abutted to the second spring pressing block (N4a2) and the plug gauge sliding block (N3d), and the second single-shaft single-rod cylinder (N4a1) is electrically connected with the controller.
6. The detection mechanism of a gas spring piston rod assembly according to claim 4, characterized in that a first slide rail (N3b1) extending along the horizontal direction is arranged on the second fixing plate (N3b), the stroke detector (N5) comprises a sixth photoelectric switch (N5a), a seventh photoelectric switch (N5b), a fourth adjustable bracket (N5c) and a fifth adjustable bracket (N5d), the fourth adjustable bracket (N5c) and the fifth adjustable bracket (N5d) are slidably mounted in the first slide rail (N3b1), the sixth photoelectric switch (N5a) and the seventh photoelectric switch (N5b) are fixedly mounted on the plug gauge slide block (N3d), and the sixth photoelectric switch (N5a) and the seventh photoelectric switch (N5b) are electrically connected with the controller;
in the initial state, the working end of the sixth photoelectric switch (N5a) is right opposite to the fourth adjustable bracket (N5c), and the working end of the seventh photoelectric switch (N5b) is right opposite to the fifth adjustable bracket (N5 d);
in the working state, the working end of the sixth photoelectric switch (N5a) is right opposite to the fifth adjustable bracket (N5 d).
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201917438U (en) * | 2010-12-20 | 2011-08-03 | 长春机械科学研究院有限公司 | Machine for testing assembly and vertical performance of air spring |
| CN202368705U (en) * | 2011-12-09 | 2012-08-08 | 青岛四方车辆研究所有限公司 | Air spring automatic examination and repair line |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009032897B4 (en) * | 2009-07-10 | 2013-09-19 | Stabilus Gmbh | Piston-cylinder assembly |
| CN103386607B (en) * | 2013-07-15 | 2016-02-03 | 周俊雄 | A kind of rocker body automatic assembly equipment |
| CN203534497U (en) * | 2013-11-14 | 2014-04-09 | 北京铁科合力科技有限责任公司 | Connecting rod detecting machine |
| CN204784237U (en) * | 2015-07-16 | 2015-11-18 | 广东美的制冷设备有限公司 | Detection apparatus for bearing frame production line with be used for detecting product and whether assemble and target in place |
| CN206656692U (en) * | 2016-07-04 | 2017-11-21 | 佛山科学技术学院 | A kind of multistation non-destructive detecting device of gas spring bar |
| CN108344387A (en) * | 2017-12-29 | 2018-07-31 | 深圳市越疆科技有限公司 | Pressure type assembles automatic test approach and automatic checkout system |
| CN208409119U (en) * | 2018-05-22 | 2019-01-22 | 南京江凯汽车零部件有限公司 | A kind of air spring piston bar kludge |
-
2019
- 2019-05-24 CN CN201910438002.1A patent/CN110132563B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201917438U (en) * | 2010-12-20 | 2011-08-03 | 长春机械科学研究院有限公司 | Machine for testing assembly and vertical performance of air spring |
| CN202368705U (en) * | 2011-12-09 | 2012-08-08 | 青岛四方车辆研究所有限公司 | Air spring automatic examination and repair line |
Non-Patent Citations (1)
| Title |
|---|
| 气弹簧成型机的研制;马玉真;《山东建材学院学报》;19980331;第12卷(第1期);第77-79页 * |
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