CN110091168B - Piston installation mechanism of air spring piston rod assembly - Google Patents
Piston installation mechanism of air spring piston rod assembly Download PDFInfo
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- CN110091168B CN110091168B CN201910437994.6A CN201910437994A CN110091168B CN 110091168 B CN110091168 B CN 110091168B CN 201910437994 A CN201910437994 A CN 201910437994A CN 110091168 B CN110091168 B CN 110091168B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
- B23P21/006—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
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Abstract
The invention relates to the technical field of piston rod production equipment, in particular to a piston mounting mechanism of a gas spring piston rod assembly, wherein a piston vibration disc, a piston linear feeder, a piston feeding table and a piston feeding manipulator are arranged beside a rotary workbench, and a piston centering mechanism is fixedly mounted on the non-working surface of the rotary workbench; the discharge port of the piston vibration disc is communicated with the feed port of the piston linear feeder, the discharge port of the piston linear feeder is communicated with the feed port of the piston feeding table, the piston feeding manipulator is arranged above the piston feeding table, and the working end of the piston feeding manipulator is arranged right above the discharge port of the piston feeding table; the piston feeding platform is arranged beside the working end of the rotary working platform, and the working direction of the piston feeding manipulator is arranged towards the working end of the rotary working platform; the mechanism can be used for fully automatically installing the piston, and simultaneously solves the problem that the piston is difficult to center when being automatically installed due to over-thickness.
Description
Technical Field
The invention relates to the technical field of piston rod production equipment, in particular to a piston mounting 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, there is a need for an automatic assembly apparatus for a gas spring piston rod, for which there is a need to design a piston mounting mechanism for a gas spring piston rod assembly.
Disclosure of Invention
The invention aims to provide a piston mounting mechanism of a gas spring piston rod assembly, which can be used for mounting a piston in a full-automatic manner and simultaneously solves the problem that the piston is difficult to center in automatic mounting due to over-thickness.
In order to achieve the purpose, the invention adopts the following technical scheme:
the piston mounting mechanism comprises a rotary workbench and a piston rod assembly fixed at the working end of the rotary workbench, wherein a piston vibration disc, a piston linear feeder, a piston feeding table and a piston feeding manipulator are arranged beside the rotary workbench, and a piston centering mechanism is fixedly mounted on the non-working surface of the rotary workbench;
the discharge port of the piston vibration disc is communicated with the feed port of the piston linear feeder, the discharge port of the piston linear feeder is communicated with the feed port of the piston feeding table, the piston feeding manipulator is arranged above the piston feeding table, and the working end of the piston feeding manipulator is arranged right above the discharge port of the piston feeding table; the piston feeding platform is arranged beside the working end of the rotary working platform, and the working direction of the piston feeding mechanical arm faces to the working end of the rotary working platform.
As an optimal scheme of a piston mounting mechanism of the air spring piston rod assembly, the piston feeding manipulator comprises a twentieth linear driver, a twenty-first linear driver and a piston feeding device, the working direction of the twentieth linear driver is vertically arranged, the twenty-first linear driver is fixedly mounted at the working end of the twentieth linear driver, the working direction of the twenty-first linear driver horizontally faces the rotary worktable, the piston feeding device is fixedly mounted at the working end of the twenty-first linear driver, and the working end of the piston feeding device is vertically and downwards arranged.
As a preferred scheme of a piston mounting mechanism of the gas spring piston rod assembly, the piston feeder comprises a second finger cylinder which is fixedly arranged at the working end of the horizontal linear driver;
two working ends of the second finger cylinder are respectively and fixedly provided with two second material taking columns which are symmetrical to each other, the second material taking columns are semi-cylindrical, and the second material taking columns are folded into a complete cylinder in an initial state;
as a preferable scheme of the piston mounting mechanism of the gas spring piston rod assembly, the piston feeder further comprises a fourth fixing block, the fourth fixing block is fixedly mounted at a fixing part of the second finger cylinder, two second pushing block sliding columns which are parallel to each other are slidably mounted on the fourth fixing block, a second sliding column stop block which prevents the second pushing block sliding columns from separating from the fourth fixing block downwards is mounted at the top ends of the second pushing block sliding columns, a second pushing slider is fixedly mounted at the bottom ends of the second pushing block sliding columns, and a second spring with two ends respectively abutted against the fourth fixing block and the second pushing slider is sleeved on the second pushing block sliding columns;
the second material pushing sliding block is provided with a material taking column through hole through which the second material taking column can pass, the second material pushing sliding block is sleeved on the outer side of the second material taking column, and the second material pushing sliding block is located below the fourth fixing block in the initial state.
As an optimal scheme of a piston mounting mechanism of the gas spring piston rod assembly, the piston centering mechanism comprises a centering device support, a twenty-second linear driver and a third finger cylinder, the centering device support is fixedly mounted on a non-working surface of a rotary working table, the twenty-second linear driver is fixedly mounted on the top end of the centering device support, the working direction of the twenty-second linear driver horizontally faces towards the working end of the rotary working table, the third finger cylinder is fixedly mounted at the working end of the twenty-second linear driver, two symmetrical centering clamping blocks are respectively mounted at two working ends of the third finger cylinder, and a semicircular hole in clearance fit with a piston is formed in each centering clamping block.
As a preferred option for the piston mounting mechanism of a gas spring piston rod assembly, the top end of the semi-circular bore is provided with a chamfer.
As a preferable mode of the piston mounting mechanism of the gas spring piston rod assembly, in the working state, the bottom surface of the centering clamping block is lower than the mounting position of the piston, and the top surface of the centering clamping block is higher than the mounting position of the piston.
The invention has the beneficial effects that:
when the material is taken, the piston vibration disc and the piston linear feeder continuously transmit the piston to a material inlet of the piston feeding table, the piston stays in the piston feeding table and blocks a subsequent piston from entering, then the twentieth linear driver and the twenty-first linear driver drive the second material taking column to be inserted into the middle of the inner ring of the piston, and the second finger cylinder drives the second material taking column to expand and clamp the inner ring of the piston, so that grabbing is completed;
during feeding, the third finger cylinder drives the centering clamping blocks to move inwards from two sides and clamp the piston rod in the middle, the semicircular holes of the two centering clamping blocks are spliced into a finished circular hole, then the piston feeding manipulator clamps the piston to be close to the centering clamping blocks, the second material pushing sliding block abuts against the top ends of the centering clamping blocks under the action of resilience force of the second spring, the piston is inserted into the top end of the piston rod through centering of the chamfer and the semicircular holes, then the third finger cylinder drives the centering clamping blocks to move towards the two sides and return to the position through the twelfth linear driver, and the second material pushing sliding block drives the piston to continuously move downwards under the action of the resilience force of the second spring so as to press the piston to the mounting position;
and the subsequent pistons continue to enter the piston feeding table under the joint work of the piston vibrating disc and the piston linear feeder.
1. The mechanism can be used for fully automatically installing the piston;
2. the problem of be difficult to the centering when having solved the piston and leading to automatic installation excessively thick is solved.
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 perspective view of a piston mounting mechanism for a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 5 is a perspective view of a partial structure of the piston mounting mechanism of a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 6 is a perspective view of a piston loader of the piston mounting mechanism of a gas spring piston rod assembly in accordance with an embodiment of the present invention;
FIG. 7 is a perspective view of a piston centering mechanism of the piston mounting mechanism of a 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; m, a gasket mounting mechanism; n, a detection mechanism; o, a spin riveting mechanism; p, a piston rod unloading manipulator; q, a sorting mechanism; r, a blowing cleaning mechanism;
l, a piston mounting mechanism;
l1, piston vibrating disk;
l2, piston linear feeder;
l3, piston feeding table;
l4, a piston feeding manipulator; l4a, twentieth linear drive; l4b, twenty-first linear drive; l4c, second finger cylinder; l4d, a second material taking column; l4e and a fourth fixing block; l4f, a second pusher block traveler; l4f1, second spool stop; l4g, second spring; l4h and a second material pushing slide block;
l5, piston centering mechanism; l5a, centralizer support; l5b, twenty-second linear drive; l5c, third finger cylinder; l5d, centering clamp splice; l5d1, semicircular hole; l5d2, chamfer.
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, the piston mounting mechanism of the gas spring piston rod assembly comprises a rotary worktable B and a piston rod assembly a fixed at the working end of the rotary worktable B, a piston vibration disc L1, a piston linear feeder L2, a piston feeding table L3 and a piston feeding manipulator L4 are arranged beside the rotary worktable B, and a piston centering mechanism L5 is fixedly mounted on the non-working surface of the rotary worktable B;
the discharge port of the piston vibration disc L1 is communicated with the feed port of the piston linear feeder L2, the discharge port of the piston linear feeder L2 is communicated with the feed port of the piston feeding table L3, the piston feeding manipulator L4 is arranged above the piston feeding table L3, and the working end of the piston feeding manipulator L4 is arranged right above the discharge port of the piston feeding table L3; the piston feeding platform L3 is arranged on the side of the working end of the rotary workbench B, and the working direction of the piston feeding manipulator L4 is towards the working end of the rotary workbench B.
Referring to fig. 4, the piston feeding manipulator L4 includes a twentieth linear actuator L4a, a twenty-first linear actuator L4B and a piston feeder, the working direction of the twentieth linear actuator L4a is vertically arranged, the twenty-first linear actuator L4B is fixedly installed at the working end of the twentieth linear actuator L4a, the working direction of the twenty-first linear actuator L4B is horizontally arranged toward the rotary worktable B, the piston feeder is fixedly installed at the working end of the twenty-first linear actuator L4B, and the working end of the piston feeder is vertically arranged downward.
The twentieth linear driver L4a and the twenty-first linear driver L4B are both single-shaft single-rod cylinder sliding tables, the twentieth linear driver L4a drives the twenty-first linear driver L4B to drive the piston feeder to vertically move downwards so as to clamp the guide A2 from the discharge port of the piston feeding table L3, then the twentieth linear driver L4a resets, the twenty-first linear driver L4B drives the piston feeder to move to the position right above the working end of the rotary working table B, then the twentieth linear driver L4a drives the twenty-first linear driver L4B to drive the piston feeder to vertically move downwards, and therefore the guide A2 clamped by the piston feeder is sleeved on the piston rod A1 clamped by the working end of the rotary working table B.
Referring to fig. 6, the piston loader comprises a second finger cylinder L4c, the second finger cylinder L4c is fixedly installed at the working end of the horizontal linear actuator;
two working ends of the second finger cylinder L4c are respectively and fixedly provided with two second material taking columns L4d which are symmetrical to each other, the second material taking columns L4d are semi-cylindrical, and the second material taking columns L4d are folded into a complete cylinder in an initial state;
when material is taken, the second finger cylinder L4c drives the second material taking column L4d to close, the second material taking column L4d is inserted into the inner ring of the piston A7, and then the second finger cylinder L4c drives the second material taking column L4d to separate so as to clamp the inner ring of the piston A7, so that the material loading device can grab the piston A7;
when feeding, the twentieth linear driver L4a and the twenty-first linear driver L4b drive the feeder to move to the top end of the piston rod a1, and make the second material taking column L4d abut against the top end of the piston rod a1, and then the second finger cylinder L4c drives the second material taking column L4d to close, and the piston a7 loses the friction force given by the second material taking column L4d, so that the piston a7 naturally falls into the installation position of the piston rod a 1.
The piston feeder further comprises a fourth fixed block L4e, the fourth fixed block L4e is fixedly installed at a fixed part of a second finger cylinder L4c, two second pushing block sliding columns L4f which are parallel to each other are installed on the fourth fixed block L4e in a sliding mode, a second sliding column stopper L4f1 which prevents the second pushing block sliding column L4f from separating from the fourth fixed block L4e downwards is installed at the top end of the second pushing block sliding column L4f, a second pushing slider L4h is fixedly installed at the bottom end of the second pushing block sliding column L4f, and a second spring L4g of which two ends are respectively abutted against the fourth fixed block L4e and the second pushing slider L4h is sleeved on the second pushing block sliding column L4 f;
the second material pushing slider L4h is provided with a material taking post through hole through which the second material taking post L4d can pass, the second material pushing slider L4h is sleeved outside the second material taking post L4d, and the second material pushing slider L4h is located below the fourth fixing block L4e in the initial state.
When material is taken, the second material pushing slider L4h abuts against the piston A7 and overcomes the resilience force of the second spring L4g to move vertically upwards along the L4f, and the second material taking column L4d penetrates through a material taking column through hole in the second material pushing slider L4h and is inserted into the inner ring of the piston A7;
during feeding, the second finger cylinder L4c drives the second material taking column L4d to close, the piston A7 loses the friction force given by the second material taking column L4d, so that the second spring L4g can drive the second material pushing slider L4h to vertically move downwards along the L4f through the resilience force of the second spring L4g, and the opening pad is pushed into the mounting position at the top end of the piston rod A1.
Referring to fig. 7, a piston centering mechanism L5 includes a centering device support L5a, a twenty-second linear actuator L5B, and a third finger cylinder L5c, wherein the centering device support L5a is fixedly installed on a non-working surface of a rotary table B, the twenty-second linear actuator L5B is fixedly installed at a top end of a centering device support L5a, a working direction of the twenty-second linear actuator L5B is horizontally arranged toward a working end of the rotary table B, the third finger cylinder L5c is fixedly installed at a working end of the twenty-second linear actuator L5B, two symmetrical centering clamping blocks L5d are respectively installed at two working ends of the third finger cylinder L5c, and a semi-circular hole L5d1 in clearance fit with a piston is opened on the centering clamping block L5 d.
The piston A7 is a cylinder, the second material taking column L4d can only be inserted into the upper half part of the inner ring of the piston A7, and the piston A7 and the second material taking column L4d cannot be ensured to be coaxial, so before the piston A7 is installed, the piston A7 needs to be centered, the twenty-second linear driver L5B drives the third finger cylinder L5c to move towards the working end of the rotary table B, then the third finger cylinder L5c drives the centering clamping block L5d to move inwards from two sides and clamp the piston rod A1 in the middle, the semicircular holes L5d1 of the two centering clamping blocks L5d are spliced into a finished circular hole, so that circular holes coaxial with the piston rod A1 and the second material taking column L4d are formed, and the piston A7 can be inserted into the top end of the piston rod A1 in a centered mode along the circular hole.
The top end of the semicircular hole L5d1 is provided with a chamfer L5d 2.
The chamfer L5d2 is used to guide the piston a7 smoothly into the middle of the semi-circular bore L5d 1.
In the working state, the bottom surface of the centering clamping block L5d is lower than the installation position of the piston, and the top surface of the centering clamping block L5d is higher than the installation position of the piston.
During installation, the third finger cylinder L5c drives the centering clamping block L5d to move inwards from two sides and clamp the piston rod A1 in the middle, the two semicircular holes L5d1 are spliced into a finished circular hole, then the piston feeding manipulator L4 clamps the piston A7 to be close to the centering clamping block L5d, the second material pushing slider L4h abuts against the top end of the centering clamping block L5d under the resilience force of the second spring L4g, the piston A7 is guided and centered by the chamfer L5d2 and the semicircular hole L5d1 and inserted into the top end of the piston rod A1, then the third finger cylinder L5c drives the centering clamping block L5d to move towards two sides and return to the position through the second twelve-line driver L5b, and the second material pushing slider L4h drives the piston A7 to move downwards under the resilience force of the second spring L4g so as to press the piston A7 downwards to the installation position.
The working principle of the invention is as follows:
when material is taken, the piston vibrating disc L1 and the piston linear feeder L2 continuously transmit the piston A7 to the material inlet of the piston feeding table L3, the piston A7 stays in the piston feeding table L3 and blocks the subsequent piston A7 from entering, then the twentieth linear driver L4a and the twenty-first linear driver L4b drive the second material taking column L4d to be inserted into the middle of the inner ring of the piston A7, and the second finger cylinder L4c drives the second material taking column L4d to expand and clamp the inner ring of the piston A7, so that grabbing is completed;
during feeding, the third finger cylinder L5c drives the centering clamping block L5d to move inwards from two sides and clamp the piston rod A1 in the middle, the semicircular holes L5d1 of the two centering clamping blocks L5d are spliced into a finished circular hole, then the L4 clamps the piston A7 to be close to the centering clamping block L5d, the second material pushing slider L4h abuts against the top end of the centering clamping block L5d under the resilience force of the second spring L4g, the piston A7 is inserted into the top end of the piston rod A1 through centering of the chamfer L5d2 and the semicircular hole L5d1, then the third finger cylinder L5c drives the centering clamping block L5d to move towards two sides and return to the position through the twelfth linear driver L5b, and the second material pushing slider L4h drives the piston A7 to move downwards under the resilience force of the second spring L4g, so that the piston A7 is pressed downwards to the installation position;
the subsequent piston a7 continues into the piston loading table L3 under the combined action of the piston vibratory pan L1 and the piston linear feeder L2.
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 piston mounting mechanism of a gas spring piston rod assembly comprises a rotary workbench (B) and a piston rod assembly (A) fixed at the working end of the rotary workbench (B), and is characterized in that a piston vibration disc (L1), a piston linear feeder (L2), a piston feeding table (L3) and a piston feeding manipulator (L4) are arranged beside the rotary workbench (B), and a piston centering mechanism (L5) is fixedly mounted on the non-working surface of the rotary workbench (B);
the discharge port of the piston vibration disc (L1) is communicated with the feed port of the piston linear feeder (L2), the discharge port of the piston linear feeder (L2) is communicated with the feed port of the piston feeding table (L3), the piston feeding manipulator (L4) is arranged above the piston feeding table (L3), and the working end of the piston feeding manipulator (L4) is arranged right above the discharge port of the piston feeding table (L3); the piston feeding platform (L3) is arranged beside the working end of the rotary worktable (B), and the working direction of the piston feeding manipulator (L4) is arranged towards the working end of the rotary worktable (B);
piston centering mechanism (L5) is including centering ware support (L5a), twenty-second linear actuator (L5B), third finger cylinder (L5c), centering ware support (L5a) fixed mounting is in the non-working face of rotary worktable (B), twenty-second linear actuator (L5B) fixed mounting is at the top of centering ware support (L5a), the work direction level of twenty-second linear actuator (L5B) sets up towards the work end of rotary worktable (B), third finger cylinder (L5c) fixed mounting is at the work end of twenty-second linear actuator (L5B), two work ends of third finger cylinder (L5c) are installed two centering clamp splice (L5d) of symmetry each other respectively, set up semicircle orifice (L5d1) with piston clearance fit on centering clamp splice (L5 d).
2. The piston mounting mechanism of a gas spring piston rod assembly as claimed in claim 1, wherein the piston feeding robot (L4) comprises a twentieth linear driver (L4a), a twenty-first linear driver (L4B) and a piston loader, the working direction of the twentieth linear driver (L4a) is vertically arranged, the twenty-first linear driver (L4B) is fixedly installed at the working end of the twentieth linear driver (L4a), the working direction of the twenty-first linear driver (L4B) is horizontally arranged towards the rotary table (B), the piston loader is fixedly installed at the working end of the twenty-first linear driver (L4B), and the working end of the piston loader is vertically arranged downwards.
3. The piston mounting mechanism for a gas spring piston rod assembly as set forth in claim 2 wherein the piston loader includes a second finger cylinder (L4c), the second finger cylinder (L4c) being fixedly mounted at the working end of the horizontal linear actuator;
two working ends of the second finger cylinder (L4c) are respectively and fixedly provided with two second material taking columns (L4d) which are symmetrical to each other, the second material taking columns (L4d) are semi-cylindrical, and the second material taking columns (L4d) are folded into a complete cylinder in the initial state.
4. The piston mounting mechanism of a gas spring piston rod assembly according to claim 3, characterized in that the piston loader further comprises a fourth fixing block (L4e), the fourth fixing block (L4e) is fixedly mounted at a fixing portion of the second finger cylinder (L4c), two second pusher block sliders (L4f) parallel to each other are slidably mounted on the fourth fixing block (L4e), a second pusher block stopper (L4f1) for preventing the second pusher block sliders (L4f) from separating downwards from the fourth fixing block (L4e) is mounted at the top end of the second pusher block sliders (L4f), a second pusher block slider (L4h) is fixedly mounted at the bottom end of the second pusher block sliders (L4f), and a second spring (L4g) is sleeved on the second pusher block sliders (L4f) and two ends of which abut against the fourth pushing block slider (L4e) and the second pusher block slider (L4h), respectively;
the second material pushing slider (L4h) is provided with a material taking column through hole through which the second material taking column (L4d) can pass, the second material pushing slider (L4h) is sleeved on the outer side of the second material taking column (L4d), and the second material pushing slider (L4h) is located below the fourth fixing block (L4e) in an initial state.
5. A piston mounting mechanism for a gas spring piston rod assembly according to claim 1, characterized in that the top end of said semi-circular bore (L5d1) is provided with a chamfer (L5d 2).
6. A piston mounting mechanism for a gas spring piston rod assembly as set forth in claim 1 wherein in the operating condition the bottom surface of the centering clip block (L5d) is below the mounting location of the piston and the top surface of the centering clip block (L5d) is above the mounting location of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910437994.6A CN110091168B (en) | 2019-05-24 | 2019-05-24 | Piston installation mechanism of air spring piston rod assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| JPH10328944A (en) * | 1997-05-30 | 1998-12-15 | Kubota Corp | Automatic assembling device for piston ring |
| CN203610921U (en) * | 2013-11-08 | 2014-05-28 | 广州市井源机电设备有限公司 | Automatic assembling machine for combined ring of piston |
| CN105397447B (en) * | 2015-12-29 | 2018-01-12 | 宁波黑田精工有限公司 | A kind of ring set equipment with gripper |
| 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 |
| CN108817950B (en) * | 2018-08-16 | 2023-04-18 | 肇庆学院 | Pressure regulating piston assembling equipment |
| CN109500599B (en) * | 2019-01-10 | 2023-09-12 | 中山德优达智能科技有限公司 | Automatic assembling equipment for piston assembly |
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