CN217750234U

CN217750234U - Quick-operation joint snatchs subassembly, quick-operation joint assembly structure and automatic assembly system

Info

Publication number: CN217750234U
Application number: CN202222085849.6U
Authority: CN
Inventors: 杨海涛; 冯毅宏; 刀青霞; 谢少平; 郑滕滕; 潘欣旭
Original assignee: Gree Electric Appliances Inc of Zhuhai; Gree Hangzhou Electric Appliances Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Gree Hangzhou Electric Appliances Co Ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-11-08
Anticipated expiration: 2032-08-09

Abstract

The utility model provides a quick-operation joint snatchs subassembly, quick-operation joint assembly structure and automatic assembly system, wherein the quick-operation joint of quick-operation joint snatchs subassembly includes the joint main part, and the axial one end of joint main part is equipped with straight valve, and the quick-operation joint snatchs subassembly includes the centre gripping sleeve of suit on straight valve, sets up at least one elasticity plunger that mutually block with the annular groove of straight valve on the centre gripping sleeve periphery; the quick connector assembling structure comprises the quick connector grabbing component; the actuating device is used for driving the clamping sleeve to be coaxially sleeved and grab the quick connector, driving the quick connector to be in butt joint with the pipeline valve and driving the quick connector to rotate around the axial direction of the quick connector to enable the quick connector to be in threaded connection with the pipeline valve; the automatic assembly system comprises the quick connector assembly structure; the feeding device is used for conveying the quick connector to enable the position of the feeding device to be matched with the quick connector grabbing assembly; the quick connector can be automatically grabbed and the torque controllable type spiral installation can be realized by matching with a mechanical arm and a vision compensation device.

Description

Quick-operation joint snatchs subassembly, quick-operation joint assembly structure and automatic assembly system

Technical Field

The utility model relates to a pipeline quick-operation joint automatic assembly technical field, in particular to quick-operation joint who is fit for air conditioner stop valve quick-operation joint assembly snatchs subassembly, quick-operation joint assembly structure and automatic assembly system.

Background

The quick connector (such as a PP quick connector) is a quick connector which can realize the connection or disconnection of pipelines without an additional tool auxiliary machine shell, has the functions of exchange, test, conveying, filling, connection and the like, is widely applied to air conditioner pipelines at present, and is particularly suitable for being assembled and butted with an air conditioner stop valve.

When the quick connector is connected with other workpieces (such as pipeline valves of air conditioner stop valves and the like), the quick connector is mainly connected by threads, the traditional installation operation of the quick connector and a target workpiece needs to be firstly grabbed or clamped by means of a tool, and because the surface of the quick connector is irregular and the straight valve material (such as a PP quick connector) of the quick connector cannot be grabbed and clamped by magnetic attraction, the quick connector is mainly grabbed and clamped by tools such as hand twisting, electric screwdriver and air screwdriver at present, in the transferring or assembling process, the installation position needs to be confirmed manually and the quick connector is manually held manually in order to realize the assembly and positioning of the target workpiece and prevent the quick connector from falling off naturally due to the fact that the held straight valve part occupies small volume when being assembled, and the assembly position of the pipeline valve (such as the air conditioner stop valve) is usually uncomfortable and uncomfortable due to the self vibration generated by production tools such as the electric screwdriver and the air screwdriver and the like, so that repeated long-time operation easily causes the hand of an operator, and further causes the labor waste in the assembly process of the quick connector and the low assembly efficiency; in addition, the assembly mode also has the problems that the coaxiality and the torque are difficult to accurately control when the quick connector is screwed into the target valve, so that the quick connector is not assembled in place and is easy to interfere, and the quick connector and a pipeline valve are easy to damage due to rigid contact with the target valve during the assembly of the quick connector.

Therefore, the technical problems that the conventional quick connector is difficult to grab and easy to fall off due to the irregular surface and the inability of the material to be magnetically attracted are urgently needed to be solved in the field.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current quick-operation joint because of its surface irregularity and the material can't be inhaled by magnetism and lead to it to snatch the technical problem that the difficulty, easily drop, provide a quick-operation joint who is particularly suitable for air conditioner stop valve quick-operation joint assembly snatch subassembly, quick-operation joint assembly structure and use its automatic assembly system.

For solving the above problem, the utility model discloses a technical scheme be:

there is provided a quick connector gripping assembly, the quick connector comprising: connect the main part, the axial one end that connects the main part is equipped with straight valve, and quick-operation joint snatchs the subassembly and includes:

the clamping sleeve is sleeved on the straight valve, and the at least one elastic plunger is arranged on the circumferential surface of the clamping sleeve and is mutually clamped with the annular groove of the straight valve.

Preferably, the elastic plugs are uniformly distributed along the circumferential direction of the clamping sleeve.

Preferably, the clamping sleeve is further sleeved with the polygonal outer wall of the joint body, and the shape of the sleeved part of the clamping sleeve and the polygonal outer wall is matched with that of the polygonal outer wall.

The utility model also provides a quick joint assembly structure, which comprises the quick joint grabbing component;

and the execution device is used for driving the clamping sleeve to be coaxially sleeved and grabbing the quick connector, driving the quick connector to be butted with the pipeline valve and driving the quick connector to rotate around the axial direction of the quick connector to enable the quick connector to be in threaded connection with the pipeline valve.

Further, the actuator comprises a linear drive mechanism;

when the quick connector and the quick connector grabbing assembly are coaxial, the linear driving mechanism drives the clamping sleeve to move linearly along the axial direction of the clamping sleeve, so that the clamping sleeve is coaxially close to the quick connector.

Further, the actuating device also comprises a rotary driving mechanism;

the rotary driving mechanism is installed on the linear driving mechanism, the output shaft of the rotary driving mechanism and the clamping sleeve are fixedly connected with the other end of the straight valve in the axial direction and are coaxially arranged, and after the linear driving mechanism drives the clamping sleeve to grab the quick connector and align with the pipeline valve, the rotary driving mechanism is used for driving the clamping sleeve to drive the quick connector to coaxially rotate and be in threaded connection with the pipeline valve.

Further, the execution device further comprises:

and the torque sensor is connected between the output shaft and the clamping sleeve and used for sensing the torque of the output shaft.

Further, the rotary driving mechanism adopts a servo motor, and the executing device further comprises:

the mounting seat is mounted on the linear driving mechanism;

the clamping sleeve, the torque sensor and the servo motor are coaxially arranged on the mounting seat, and two ends of a connecting shaft of the torque sensor are respectively and fixedly connected with the clamping sleeve and the output shaft correspondingly.

Preferably, the linear driving mechanism is a sliding table cylinder.

Further, the linear driving mechanism further includes:

the device comprises a sliding seat fixedly arranged on a sliding table cylinder, a pair of supporting seats arranged on the sliding seat at intervals, at least one guide shaft fixedly connected between the pair of supporting seats along the axial direction of a clamping sleeve, at least one linear bearing arranged on the guide shaft and capable of sliding along the sliding seat, and an elastic piece connected between the at least one linear bearing and the adjacent supporting seat;

the mounting seat is fixedly mounted on the linear bearing;

when the quick connector is in butt joint with the pipeline valve and is tightly propped against the pipeline valve, the elastic piece is stressed to store energy.

Preferably, the pipeline valve is an air conditioner stop valve.

The utility model also provides an automatic assembly system, include:

the quick connector assembly structure is described above;

and the feeding device is used for conveying the quick joint to enable the position of the feeding device to be matched with the quick joint grabbing assembly.

Preferably, the automated assembly system includes at least two quick connector assembly structures.

Further, the method also comprises the following steps:

the automatic assembling device comprises a mechanical arm capable of freely moving, a support arranged on the mechanical arm and used for installing a quick connector assembling structure, a visual compensation device arranged on the support and used for acquiring the assembling position of a pipeline valve, and a controller used for controlling the mechanical arm according to the assembling position.

Compared with the prior art, the utility model provides a quick-operation joint snatchs subassembly, quick-operation joint assembly structure and uses its automatic assembly system has following beneficial effect:

the utility model provides a quick-operation joint snatchs subassembly, quick-operation joint assembly structure and uses its automatic assembly system, can realize quick-operation joint's automatic quick installation assembly action and have following advantage:

1. the utility model provides a quick-operation joint snatchs subassembly includes the centre gripping sleeve, its inner chamber be equipped with quick-operation joint's outer hexagonal structure assorted hexagon socket head cap mounting hole, and set up a plurality of elastic plunger that stretch into the inner chamber at centre gripping sleeve lateral wall, the joint cooperation between the recess of the straight valve part through elastic plunger and quick-operation joint, and the spacing effect of hexagon socket head cap mounting hole and outer hexagonal structure realizes snatching the quick-operation joint, prevent that the quick-operation joint from droing because of gravity nature when snatching, overcome traditional magnetism and inhale the problem that snatchs anchor clamps and be not suitable for the irregular surface of quick-operation joint and magnetism material not.

2. The utility model provides a quick-operation joint snatchs the subassembly and can drive coaxial the cup jointing of centre gripping sleeve and snatch quick-operation joint under final controlling element's action, drive quick-operation joint and pipeline valve dock mutually and drive quick-operation joint make its and pipeline valve threaded connection around its axial rotation, thereby realize that quick-operation joint from the material loading position moves to and dock and rotation and screw up each other with the pipeline valve, adopt servo motor rotary drive to realize the accurate of the moment of torsion of spiral installation simultaneously and control, realize the standardized controllable formula assembly of quick-operation joint spiral income screw thread, realized the moment of torsion technological requirement of quick-operation joint when the pipeline valve is twisted in the spiral, and accessible torque sensor real-time induction moment of torsion, accessible torque sensor in time makes unusual feedback sensing the moment of torsion.

3. The utility model provides an elastic component (preferred adoption linear spring) is add to quick-operation joint assembly structure in the guiding axle on the slide, has avoided the rigid contact of quick-operation joint with the pipeline valve when the installation assembly, and can provide the required axial of action is twisted to the screw thread when quick-operation joint assembles with the pipeline valve and feed, has played the cushioning effect simultaneously in assembling process.

4. The utility model provides a linear actuating mechanism of quick-operation joint assembly structure is preferred to adopt the slip table cylinder to this axial when realizing that the screw thread is twisted in the final assembly action feeds, uses compressed air source as power simultaneously, because gaseous compressibility also can play the cushioning effect to a certain extent.

5. The utility model provides an automatic assembly system adopts duplex position dual drive structure, sets up the duplex position mounting hole simultaneously on the support, can realize that the duplex position corresponds the double-rapid-operation joint assembly structure simultaneous operation of installation respectively, dislocation set around the duplex position mounting hole can adopt, and the mounting hole still can adopt waist type hole or waist shape to lead to the groove as the slotted hole of stepping down for duplex position relative position can adjust, has strengthened suitability and action efficiency.

6. The utility model provides an automatic assembly system still is equipped with vision compensation arrangement, can carry out image acquisition through the position error that vision compensation arrangement exists between the assembled position (being target position) of quick-operation joint and pipeline valve to carry out skew compensation to the controller that feeds back image information to automatic assembly system, the assembled position that is applicable to the target work piece fixes a position the unreliable condition, has strengthened automatic assembly system's assembly accuracy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic view of an assembly structure of a quick coupling gripping assembly and a quick coupling according to an embodiment of the present invention;

FIG. 2 isbase:Sub>A schematic cross-sectional view of the quick connector access assembly and quick connector of FIG. 1 taken along line A-A;

fig. 3 is a schematic overall structural view of the quick coupling assembling structure according to an embodiment of the present invention;

fig. 4 is a control logic diagram of an automatic assembly system according to an embodiment of the present invention.

Wherein, in the drawings, the reference numerals are mainly as follows:

1. a quick coupling; 11. a connector body; 12. a straight valve; 121. an annular groove; 111. an internal thread; 2. a clamping sleeve; 21. an elastic plunger; 22. an inner cavity; 221. an inner hexagonal mounting hole; 222. a cylindrical bore; 23. a rotating shaft; 3. a sliding table cylinder; 31. a slide base; 32. a supporting seat; 33. a guide shaft; 34. a linear bearing; 35. an elastic member; 4. a mounting seat; 41. a motor support frame; 42. a clamping sleeve support frame; 43. a pedestal bearing; 5. a support; 6. a vision compensation device; 7. a servo motor; 71. an output shaft; 8. a torque sensor; 81. a connecting shaft; 9. a coupling is provided.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings 1 to 3 and the embodiments.

Referring to fig. 1-2, the present invention provides a quick connector grabbing assembly, the quick connector comprising: the connector comprises a connector main body 11, wherein a straight valve 12 coaxial with the connector main body 11 is arranged at one axial end of the connector main body 11, and a threaded hole with an internal thread 111 is formed at the other axial end of the connector main body 11 and is used for being connected with a corresponding external thread of a target pipeline valve; quick-operation joint 1 snatchs subassembly includes: the clamping sleeve 2 is sleeved on the straight valve 12, and the at least one elastic plunger 21 is arranged on the circumferential surface of the clamping sleeve 2 and is mutually clamped with the annular groove 121 of the straight valve 12. In this embodiment, elastic plunger 21 has a plurality ofly along the circumference evenly distributed of centre gripping sleeve 2 to further press from both sides tight straight valve 12 and strengthen spacing assembly and avoid droing, and tentatively realize quick-operation joint 1 prevent changeing spacingly. As a preferred embodiment, four elastic plungers 21 are uniformly distributed along the circumferential direction of the clamping sleeve 2; as another embodiment, three elastic plungers 21 are uniformly distributed along the circumferential direction of the holding sleeve 2. Realize quick-operation joint 1 at the axial of centre gripping sleeve 2 and radial ascending spacing through the mutual joint of annular groove 121 and a plurality of elasticity plunger 21 to replace traditional hand to twist, the electricity is criticized or instrument such as wind is criticized carries out quick-operation joint 1 centre gripping operation, solved quick-operation joint 1 because of surface irregularity and the material can't be inhaled by magnetism and lead to snatching the problem of difficulty, easily droing.

In this embodiment, the clamping sleeve 2 is further sleeved with the polygonal outer wall of the joint body 11, and the shape of the portion of the clamping sleeve 2 sleeved with the polygonal outer wall is matched with the polygonal outer wall. As a preferred embodiment, the axial end of the connector body 11 provided with the straight valve 12 is in an external hexagonal structure, and the axial end of the clamping sleeve 2 is provided with an inner cavity 22 with a shape matched with the external shape of the quick connector 1, and the inner cavity 22 comprises: the inner hexagonal mounting hole 221 is matched with the outer hexagonal structure of the axial end, provided with the straight valve 12, of the connector main body 11 in shape, and the anti-rotation limit of the quick connector 1 mounted in the clamping sleeve 2 is further enhanced through the matching of the inner hexagonal mounting hole 221 and the outer hexagonal structure; the cylindrical hole 222 is arranged at the bottom of the inner hexagonal mounting hole 221, the shape of the cylindrical hole 222 is matched with the shape of the straight valve 12, and the elastic plunger 21 is arranged on the side wall of the clamping sleeve 2 corresponding to the groove and extends into the cylindrical hole 222 of the inner cavity 22.

Referring to fig. 3, the utility model provides a quick-operation joint 1 automatic assembly structure is still provided, snatch the subassembly including foretell quick-operation joint 1, still include final controlling element for drive clamping sleeve 2 is coaxial to be cup jointed and snatchs quick-operation joint 1, drive quick-operation joint 1 and the butt joint of pipeline valve and drive quick-operation joint 1 makes it and pipeline valve threaded connection around its axial rotation, thereby realizes snatching quick-operation joint 1 automatically and assembles it to the pipeline valve.

In this embodiment, the actuator comprises a linear drive mechanism; when quick-operation joint 1 snatchs the subassembly with the axle center with quick-operation joint 1, linear drive mechanism drive clamping sleeve 2 is along the axial linear motion of clamping sleeve 2, so that clamping sleeve 2 is coaxial to be close to quick-operation joint 1, cup joint in quick-operation joint 1 until clamping sleeve 2 is coaxial, and a plurality of elasticity plungers 21 through clamping sleeve 2 snatch quick-operation joint 1 with the cooperation of recess joint, realize that clamping sleeve 2 is coaxial cup joints and spacing quick-operation joint 1 of snatching, prevent that quick-operation joint 1 from droing because of gravity nature in the clamping sleeve 2.

In this embodiment, the actuator further comprises a rotational drive mechanism; rotary driving mechanism installs on linear actuating mechanism, rotary driving mechanism's output shaft 71 and centre gripping sleeve 2 keep away from the axial other end fixed connection of straight valve 12 and the coaxial setting of the two, quick-operation joint 1 is grabbed when linear actuating mechanism drive centre gripping sleeve 2, and drive behind the assembly position of the pipeline valve of quick-operation joint 1 and the coaxial alignment of pipeline valve by actuating device, rotary driving mechanism is used for driving centre gripping sleeve 2 and drives the coaxial rotation of quick-operation joint 1, thereby realize driving quick-operation joint 1 and rotate around the axial, make relative precession and threaded connection between the internal thread 111 of quick-operation joint 1 and the external screw thread of pipeline valve.

In this embodiment, the execution apparatus further includes: the torque sensor 8 is connected between the output shaft 71 and the clamping sleeve 2 and used for sensing the torque of the output shaft 71 and automatically feeding back when abnormal assembly of the torque is sensed, and when the sensed torque of the sensed output shaft 71 reaches a set value corresponding to the state that the quick connector 1 is in butt joint with the pipeline valve thread in place, the torque sensor 8 feeds back control to the system controller to control the rotary driving mechanism to stop driving the output shaft 71, so that the torque of the quick connector 1 rotating around the axial direction of the quick connector 1 is controlled to ensure that the quick connector 1 is in butt joint with the pipeline valve thread in place.

As a preferred embodiment, the rotary driving mechanism employs a servo motor 7 to precisely control the torque, the rotation speed and the acceleration, and the actuator further comprises: the mounting seat 4 is mounted on the linear driving mechanism and linearly moves along the axial direction of the clamping sleeve 2 along with the linear moving piece of the linear driving mechanism; the clamping sleeve 2, the torque sensor 8 and the servo motor 7 are coaxially arranged on the mounting seat 4, and two ends of a connecting shaft 81 of the torque sensor 8 are respectively and fixedly connected with the clamping sleeve 2 and the output shaft 71 correspondingly. As a more preferable embodiment, the other end of the clamping sleeve 2, which is far away from the straight valve 12 in the axial direction, is provided with a rotating shaft 23, and two ends of a connecting shaft 81 of the torque sensor 8 are correspondingly connected with the rotating shaft 23 and an output shaft 71 of the servo motor 7 through a coupler 9 respectively; the servo motor 7 is arranged on a motor support frame 41 arranged on the mounting seat 4, and an output shaft 71 of the servo motor 7 is arranged on a bearing of the motor support frame 41; a supporting frame of the clamping sleeve 2 is arranged on the mounting seat 4, a bearing 43 with a seat is arranged on the supporting frame of the clamping sleeve 2, and the rotating shaft 23 of the other axial end, far away from the straight valve 12, of the clamping sleeve 2 is arranged on the bearing 43 with the seat of the supporting frame of the clamping sleeve 2; the rotating shaft 23 of the clamping sleeve 2 and the tail end of the output shaft 71 of the servo motor 7 are both provided with a coupler 9, and two ends of the connecting shaft 81 of the torque sensor 8 are respectively provided with a pair of couplers 9 correspondingly connected with the rotating shaft 23 and the tail end couplers 9 of the output shaft 71.

In this embodiment, linear drive mechanism is slip table cylinder 3 in order to realize flexible drive, and linear drive mechanism's linear motion spare is the slip table of slip table cylinder 3, and slip table cylinder 3 is used for driving this slip table along the axial linear motion of centre gripping sleeve 2, and actuating device's mount pad 4 fixed mounting is on the slip table and along the axial linear motion of slip table along centre gripping sleeve 2 to drive centre gripping sleeve 2 along its axial linear motion.

In this embodiment, the linear driving mechanism further includes: a sliding seat 31 fixedly installed on the sliding table cylinder 3, a pair of supporting seats 32 arranged on the sliding seat 31 at intervals, at least one guide shaft 33 fixedly connected between the pair of supporting seats 32 along the axial direction of the clamping sleeve 2, at least one linear bearing 34 arranged on the guide shaft 33 and capable of sliding along the sliding seat 31, and an installation seat 4 fixedly installed on the linear bearing 34; an elastic member 35 connected between the at least one linear bearing 34 and the adjacent support seat 32; as a preferred embodiment, the elastic member 35 is a linear spring; in other embodiments, the elastic member 35 may also be a linear tension spring, a spring plate or a spring column.

When the quick coupling 1 is abutted to the pipeline valve and is driven by the actuator (which may be driven by the extension of the sliding table cylinder 3 or by a robot arm) to abut against the pipeline valve, the elastic member 35 is stressed to store energy (if the elastic member 35 is a linear spring, the linear spring is stressed and shortened, and if the elastic member 35 is a linear spring, the linear spring is stretched). When the quick coupling 1 is butted with the pipeline valve and the quick coupling 1 and the pipeline valve are butted against each other, the actuating device drives the quick coupling 1 to rotate around the axial direction of the quick coupling 1, and at the moment, the elastic part 35 releases the force to provide the axial feeding force required by the threaded connection when the internal thread 111 of the quick coupling 1 and the external thread of the pipeline valve are mutually rotated and butted, and the axial buffering effect is provided.

As a preferred embodiment, the pipeline valve is an air conditioner stop valve, that is, the automatic assembling structure of the quick coupling 1 provided by the present application can be preferably applied to an air conditioner pipeline system.

The utility model also provides an automatic assembly system (not shown in the figure), include: the automatic assembling structure of the quick connector 1 is described; a feeding device which conveys the quick coupling 1 to enable the position of the feeding device to be matched with the grabbing component of the quick coupling 1, and an assembly line of the valve of the transmission pipeline. As a preferred embodiment, the feeding device adopts a conveyor belt device, and the quick connector 1 is positioned at a feeding station of the conveyor belt device through a limiting device.

As the preferred embodiment, the automatic assembly system comprises at least two automatic assembly structures of the quick connectors 1, the two clamping sleeves 2 are arranged in parallel, the two clamping sleeves 2 correspondingly grab the two quick connectors 1 respectively, the two sliding table cylinders 3 drive the two sliding tables to move along the axial linear direction of the clamping sleeves 2 respectively, the two quick connectors 1 can be assembled at one time through the double-station arrangement of the automatic assembly structures of the quick connectors 1, and the problem that the takt time of the assembling process of the quick connectors 1 is too long is solved.

In this embodiment, the automatic assembling system further includes: the automatic assembling device comprises a mechanical arm capable of freely moving, a support 5 arranged on the mechanical arm and used for installing an automatic assembling structure of the quick connector 1, a visual compensation device 6 arranged on the support 5 and used for acquiring the assembling position of a pipeline valve, and a controller for controlling the mechanical arm according to the assembling position. Specifically, the vision compensation device 6 is used for obtaining an assembly position of the pipeline valve and feeding the assembly position back to the automatic assembly system, and the automatic assembly system controls the mechanical arm to drive the quick coupling 1 to perform position offset compensation according to the assembly position and the position offset of the quick coupling 1, so that the quick coupling 1 is aligned to the assembly position of the pipeline valve.

In this embodiment, the support 5 adopts an L-shaped sheet metal structure, and includes two sheet metal parts that are connected perpendicularly to each other, one of them sheet metal part holds carrier as the installation of quick-operation joint 1 automatic assembly structure (including quick-operation joint 1 snatchs subassembly, final controlling element), and wherein another sheet metal part is as the connecting piece with arm fixed mounting. As an implementation mode, the bracket 5 further comprises a reinforcing triangular plate respectively connected between two sheet metal parts which are vertically connected with each other; the vision compensation device 6 is installed at the bottom end of one of the sheet metal parts through an L-shaped hanging rack.

In this embodiment, one of the sheet metal parts is provided with a plurality of mounting holes for fitting with the sliding table cylinder 3 of the execution device. As a preferred embodiment, one of the sheet metal parts is provided with two rows of parallel mounting holes which are respectively used for being matched with and mounting two sliding table cylinders 3 which are arranged in parallel to realize the double-station simultaneous operation of the automatic assembly system. In an embodiment, two rows of parallel mounting holes which are staggered back and forth in the axial direction are formed in one sheet metal part and are respectively used for being matched with and mounting two sliding table cylinders 3 which are arranged in parallel but staggered back and forth in the axial direction, so that the automatic assembly system can simultaneously set two automatic assembly structures of the quick connectors 1 which are parallel but staggered back and forth in the axial direction, namely, the relative mounting positions of the two sliding table cylinders 3 can be matched with the assembly positions of two external threads which are parallel but staggered back and forth in the axial direction of a target pipeline valve. As a more preferred embodiment, at least one row of mounting holes adopt a kidney-shaped hole or kidney-shaped through groove structure, so that the relative mounting positions of the two sliding table cylinders 3 can be adjusted according to the assembly position relation of the two external threads of the target pipeline valve, and the adaptability and the action efficiency of the automatic assembly system are enhanced. As an example, another sheet metal part is provided with a plurality of flange mounting holes for cooperation with a mounting flange of the robot arm.

In other embodiments, all kinds of tools similar to the quick connector 1 structure that satisfy that one end has the recess, the other end has the internal thread 111 that is used for with other work piece screw assembly can all use the utility model provides a quick connector 1 snatchs subassembly, quick connector 1 automatic assembly structure and uses its automatic assembly system automatic assembly.

Referring to fig. 4, the working process and control logic of the automatic assembly system according to the embodiment of the present invention are as follows:

1. firstly, a manipulator starts to move to a feeding station from an initial position, starts to grab a quick connector 1 through a clamping sleeve 2 on a support 5 after the manipulator is in place, and starts to perform subsequent assembly after a pipeline valve (namely a target workpiece) to be assembled is conveyed to the place (positioned at an assembly position) by a feeding device;

2. the position of the pipeline valve is photographed and positioned through a matched visual compensation device 6, the position information of the pipeline valve is fed back and transmitted to a controller of an automatic assembly system, the controller carries out position deviation compensation according to a feedback signal to realize assembly position calibration and positioning, and after data processing is finished, the controller generates a corresponding control signal to control a manipulator to move to an assembly position (namely a target assembly point) of the pipeline valve to prepare for assembly;

3. the sliding table cylinder 3 on the bracket 5 is extended to realize linear displacement driving of the quick connector 1, the quick connector 1 is sent to an assembly position (in the process, a certain pre-pressing action of a linear spring connected between a linear bearing on a guide shaft 33 on a sliding seat 31 and a supporting seat 32 needs to be ensured), the linear spring on the guide shaft 33 is compressed and contracted to store elastic potential energy, so that axial feeding force is provided for a subsequent pipeline valve screwed in the quick connector 1, and rigid collision between rigid workpieces caused by the pre-pressing action is buffered;

4. after the previous action is finished, the servo motor 7 starts to act, the threads of the quick connector 1 and the pipeline valve are screwed in rotationally according to a set value of the torque, the linear spring releases the elastic potential energy stored before along with the screwing in of the threads so as to ensure axial feeding, and meanwhile, the torque sensor 8 detects the torque of a connecting shaft of the linear spring in real time;

5. after the torque sensor 8 detects that the torque reaches or exceeds a set value of the torque (such as data abnormity and synchronous alarm in the process), a signal is fed back to the controller, the controller judges that the quick coupling 1 is screwed in place and the assembly action is completed, and the sliding table cylinder 3 acts and contracts until the clamping sleeve 2 is withdrawn from the assembly position;

6. and after the sliding table cylinder 3 is completely withdrawn, the manipulator starts to act until the manipulator is reset to the initial position, the automatic assembly system returns to the initial position point, the one-time circulating action process of the system is finished, and the system enters a standby state to be ready for receiving a starting signal for executing the next circulating action.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A quick connector capture assembly, the quick connector comprising: connect the main part, the axial one end that connects the main part is equipped with straight valve, its characterized in that, quick-operation joint snatchs the subassembly and includes:

the straight valve comprises a clamping sleeve sleeved on the straight valve and at least one elastic plunger arranged on the circumferential surface of the clamping sleeve and mutually clamped with an annular groove of the straight valve.

2. The quick connector gripping assembly of claim 1, wherein the plurality of resilient plungers are evenly distributed along a circumference of the gripping sleeve.

3. The quick connector assembly as recited in claim 1 or 2, wherein the gripping sleeve is further configured to interfit with the polygonal outer wall of the connector body, and wherein the portion of the gripping sleeve that interfits with the polygonal outer wall is shaped to mate with the polygonal outer wall.

4. A quick connector assembly structure comprising the quick connector capture assembly of any one of claims 1-3;

and the execution device is used for driving the clamping sleeve to be coaxially sleeved and grabbed with the quick connector, driving the quick connector to be butted with the pipeline valve and driving the quick connector to rotate around the axial direction of the quick connector to enable the quick connector to be in threaded connection with the pipeline valve.

5. The quick connector assembly structure of claim 4, wherein said actuator includes a linear drive mechanism;

when the quick connector and the quick connector grabbing component are coaxial, the linear driving mechanism drives the clamping sleeve to linearly move along the axial direction of the clamping sleeve, so that the clamping sleeve is coaxially close to the quick connector.

6. The quick connector assembly structure of claim 5, wherein said actuator further comprises a rotary drive mechanism;

the rotary driving mechanism is installed on the linear driving mechanism, an output shaft of the rotary driving mechanism and the other axial end, far away from the straight valve, of the clamping sleeve are fixedly connected and coaxially arranged, when the linear driving mechanism drives the clamping sleeve to grab the quick connector and align with the pipeline valve, the rotary driving mechanism is used for driving the clamping sleeve to drive the quick connector to coaxially rotate and be in threaded connection with the pipeline valve.

7. The quick connector assembly structure of claim 6, wherein said actuating means further comprises:

8. The quick connector assembly structure of claim 7, wherein the rotary drive mechanism employs a servo motor, and the actuator further comprises:

the mounting seat is mounted on the linear driving mechanism;

9. The quick connector assembly structure of claim 8, wherein said linear drive mechanism is a slide cylinder.

10. The quick connector assembly structure of claim 9, wherein said linear drive mechanism further comprises:

the clamping sleeve comprises a sliding seat fixedly arranged on the sliding table cylinder, a pair of supporting seats arranged on the sliding seat at intervals, at least one guide shaft fixedly connected between the pair of supporting seats along the axial direction of the clamping sleeve, at least one linear bearing arranged on the guide shaft and capable of sliding along the sliding seat, and an elastic part connected between the at least one linear bearing and the adjacent supporting seat;

the mounting seat is fixedly mounted on the linear bearing;

when the quick connector is abutted against the pipeline valve, the elastic piece is stressed to store energy.

11. The quick connector assembly structure as claimed in any one of claims 4 to 10, wherein the line valve is an air conditioner shut-off valve.

12. An automated assembly system, comprising:

the quick coupling assembling structure according to any one of claims 4 to 11;

and the feeding device is used for conveying the quick connector to enable the position of the feeding device to be matched with the quick connector grabbing component.

13. The automated assembly system of claim 12, including at least two of said quick connector assembly structures.

14. The automated assembly system of claim 12, further comprising:

the quick connector assembling structure comprises a mechanical arm capable of moving freely, a support arranged on the mechanical arm and used for installing the quick connector assembling structure, a visual compensation device arranged on the support and used for acquiring the assembling position of the pipeline valve, and a controller used for controlling the mechanical arm according to the assembling position.