CN111745575A - Mechanical clamping tool for machining rear cover hinge and rear cover hinge assembling equipment - Google Patents
Mechanical clamping tool for machining rear cover hinge and rear cover hinge assembling equipment Download PDFInfo
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- CN111745575A CN111745575A CN202010616132.2A CN202010616132A CN111745575A CN 111745575 A CN111745575 A CN 111745575A CN 202010616132 A CN202010616132 A CN 202010616132A CN 111745575 A CN111745575 A CN 111745575A
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- 238000003754 machining Methods 0.000 title claims description 25
- 238000001514 detection method Methods 0.000 claims description 20
- 238000007599 discharging Methods 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
Abstract
The invention relates to the technical field of automobile rear cover hinge processing, in particular to a mechanical clamping tool for rear cover hinge processing and rear cover hinge assembling equipment, wherein the tool comprises a workbench, a first rotating piece fixing groove, a first rotating piece locking assembly and a second rotating piece locking assembly, wherein: the first rotating piece fixing groove is arranged on the workbench; the first rotating piece locking assembly is provided with a plurality of slidable locking fingers and a finger locking mechanism for driving the locking fingers to slide; the second rotating part locking assembly is provided with a bearing platform for bearing the second rotating part, a bearing plate mechanism is arranged on one side of the bearing platform, and the bearing plate mechanism is arranged above the first rotating part fixing groove. Compared with the prior art, the tool can fix the parts of the rear cover hinge to be assembled, is convenient to assemble, and can easily realize automatic assembly; the rear cover hinge assembling equipment provided by the invention has the advantages that the assembling automation degree is improved, and the labor cost is reduced.
Description
Technical Field
The invention relates to the technical field of automobile rear cover hinge machining, in particular to a mechanical clamping tool for machining a rear cover hinge and rear cover hinge assembling equipment.
Background
Lid hinge constitutes by the first rotation piece and the second rotation piece through riveting pin connection soon, first rotation piece is "T" font, constitute by the connecting plate and connect in the arm at connecting plate both ends, the second rotates the piece and comprises the main part that is "T" font and the turn-ups of connecting in the main part both ends and turning over outwards, be equipped with the screw pinhole on the connecting plate of first rotation piece, and wear to be equipped with the screw round pin, two arms that the second rotated the piece and two arms of first rotation piece are equipped with the riveting pin hole of mutually supporting, and first rotation piece and second rotate the articulated connection of riveting pin through wearing to locate in riveting the pinhole, be equipped with the bush in two riveting pin holes on the second rotation piece.
At present, the assembly of the automobile rear cover hinge is generally to assemble parts by hand, generally, an operator assembles and molds the parts in a hand-held mode by means of related equipment, the parts are not fixed in the assembly process, the assembly is very inconvenient, and automatic assembly cannot be realized.
In addition, a manual assembly method is adopted, and 4 devices (bushing press-fitting, screw pin press-fitting, rivet pin spin-riveting and torsion detection) and 4 workers are required to simultaneously process according to the process requirements. The automation degree is low, and the labor cost is high.
Disclosure of Invention
The invention aims to provide a mechanical clamping tool for machining a rear cover hinge, which can fix parts of the rear cover hinge to be assembled, is convenient to assemble and can easily realize automatic assembly. The invention further provides a rear cover hinge assembling device, and by means of the tool and the automatic assembling device, automatic assembling of the rear cover hinge is realized, the automation degree is improved, and the labor cost is reduced.
The purpose of the invention can be realized by the following technical scheme:
the invention provides a mechanical clamping tool for machining a rear cover hinge, wherein the rear cover hinge is composed of a first rotating piece and a second rotating piece which are connected through spin riveting, the first rotating piece is T-shaped and consists of a connecting plate and arm parts connected to two ends of the connecting plate, the second rotating piece consists of a T-shaped main body and flanging edges connected to two ends of the main body and turned outwards, screw pin holes are formed in the connecting plate of the first rotating piece, screw pins penetrate through the connecting plate, rivet pin holes matched with each other are formed in the main body of the second rotating piece and the two arm parts of the first rotating piece, the first rotating piece and the second rotating piece are hinged and connected through the spin riveting pins penetrating through the rivet pin holes, and bushings are arranged in the two pin holes in the second rotating piece;
this frock includes:
a workbench which is horizontally arranged,
a first rotating member fixing groove arranged on the workbench and matched with the connecting plate of the first rotating member,
the first rotating member locking assembly is provided with a plurality of locking fingers arranged around the first rotating member fixing groove and a finger locking mechanism for driving the locking fingers to move towards or away from the first rotating member fixing groove, the finger locking mechanism is arranged below the workbench, the locking fingers are inserted on the workbench through sliding grooves and are connected with the workbench in a sliding manner, and the bottoms of the locking fingers are connected with the finger locking mechanism,
the second rotates a locking subassembly, has the bearing platform that is used for the bearing second to rotate the piece, one side of bearing platform be equipped with the main part bottom that is used for the bearing second to rotate the piece and two turn-ups bear the layer board mechanism, the layer board mechanism set up in the top of first rotation piece fixed slot.
In a preferred embodiment of the present invention, the first rotor fixing groove is provided at a front end edge of the table.
As a preferred embodiment of the present invention, the locking fingers are provided in three numbers, which are provided around rear, left and right edges of the first rotating member fixing groove, and the three locking fingers can be pressed against the connecting plate of the first rotating member from three directions when moved to a position toward the first rotating member fixing groove.
As a preferred embodiment of the present invention, the finger locking mechanism includes a telescopic guide rod, a locking spring, a connection stopper and a plurality of link members;
the telescopic guide rod is vertically arranged at the bottom of the workbench, and the connecting stop block is arranged at the bottom end of the telescopic guide rod;
the locking spring is sleeved on the telescopic guide rod, the top end of the locking spring acts on the workbench, and the bottom end of the locking spring acts on the connecting stop block;
each connecting rod piece is used for connecting one locking finger with the connecting stop block, each connecting rod piece comprises a first connecting rod hinged to the bottom of the locking finger and a second connecting rod, two ends of each second connecting rod are hinged to the connecting stop block and the first connecting rod respectively, and the first connecting rods can rotate in the horizontal plane relative to the bottoms of the locking fingers.
In a preferred embodiment of the invention, the bottom of the connecting block is provided with an unlocking plunger.
As a preferred embodiment of the present invention, the supporting platform is located behind the fixing groove of the first rotating member, and the supporting plate mechanism is located at the front side of the supporting platform, and the supporting plate mechanism is composed of three supporting plates for respectively supporting the bottom of the main body of the second rotating member and two flanges.
As a preferred embodiment of the present invention, the second rotating member locking assembly further comprises a discharging mechanism, wherein the discharging mechanism comprises a discharging slide rail, a first push plate, a second push plate and a thrust spring;
the unloading slide rail is arranged on the workbench, and the bearing platform and the unloading slide rail can be connected in a sliding manner in the front-back direction of the workbench;
the top end of the first push plate is connected to the supporting platform, and the bottom end of the first push plate penetrates through the workbench and is positioned below the workbench;
the second push plate is arranged at the bottom of the workbench and is positioned in front of the first push plate;
the thrust spring is a spring in a compression state, one end of the thrust spring acts on the part, below the workbench, of the first push plate, and the other end of the thrust spring acts on the second push plate.
The invention provides rear cover hinge assembling equipment in a second aspect, which comprises a rotatable rotating platform and eight mechanical clamping tools, wherein the eight mechanical clamping tools are distributed at the edge of the rotating platform;
eight mechanical clamping tools form eight assembling stations including a manual workpiece loading station, a bushing press-fitting detection station, an automatic screw pin loading station, a press-fitting screw pin station, an automatic rivet-rotating pin loading station, a rivet-rotating pin rotating station, a torsion detection station and a workpiece unloading station on the rotating table in sequence along the rotating direction of the rotating table.
As a preferred embodiment of the present invention:
the manual workpiece loading station is arranged in front of an operator and used for the operator to install the first rotating part in the first rotating part fixing groove and place the second rotating part pre-installed with the bush on the bearing plate mechanism;
the bushing press-fitting detection station is used for detecting whether the bushing is preassembled in place;
the automatic screw pin installing station is provided with an upper vibration tray and a pin clamping mechanism, the upper vibration tray is used for supplying screw pins, and the pin clamping mechanism is used for clamping and installing the screw pins into screw pin holes;
the screw pin press-mounting station is used for press-mounting the screw pin in the screw pin hole in place;
the automatic rivet pin assembling station is provided with an upper vibrating tray and a pin penetrating mechanism, the upper vibrating tray is used for supplying a rivet pin, and the pin penetrating mechanism is used for clamping the rivet pin and putting the rivet pin into a rivet pin hole;
the rotary riveting rotary pin station is provided with a rotary riveting machine for performing rotary riveting on the rotary riveting pin so as to install the rotary riveting pin in place;
the torsion detection station is provided with a torsion detection mechanism for detecting the rotation torsion between the first rotating part and the second rotating part;
and the workpiece discharging station is provided with a manipulator for grabbing and placing the assembled rear cover hinge.
As a preferred embodiment of the invention, the equipment further comprises a safety cover, and the safety cover is provided with a manual operation window at the manual workpiece feeding position.
The working principle of the invention is as follows:
when the mechanical clamping tool for machining the rear cover hinge works, a finger locking mechanism is used for driving a locking finger to be away from a first rotating piece fixing groove, then the first rotating piece is placed in the first rotating piece fixing groove, the locking finger is moved towards the first rotating piece fixing groove and pressed on a connecting plate of the first rotating piece, the first rotating piece is fixed, then a second rotating piece pre-provided with a lining is placed on a bearing plate mechanism of a bearing table, and therefore part positioning and fixing of the rear cover hinge are achieved, and subsequent machining is facilitated. Furthermore, through from the bottom up to the application of force of unblock plunger to drive the locking finger through the unblock plunger and keep away from first commentaries on classics piece fixed slot, and place the back in place at first commentaries on classics piece, loosen the unblock plunger, the locking finger removes and presses on the connecting plate of first commentaries on classics piece to first commentaries on classics piece fixed slot under locking spring's effect, thereby makes things convenient for the first placing and the locking of realizing. After the assembly of the rear cover hinge is completed, the locking finger is loosened by applying force to the unlocking plunger from bottom to top, and then the first push plate is pushed forwards, so that the assembled workpiece is taken out.
In the machining process of the rear cover hinge assembly equipment, the mechanical clamping tool for machining the rear cover hinge is utilized, and when the tool rotates to a certain station along with the rotating table, the device arranged on the station is matched to perform corresponding machining operation.
The devices at each station may be conventional devices commercially available.
Compared with the prior art, the invention has the following beneficial effects:
(1) the mechanical clamping tool for machining the rear cover hinge realizes the fixation of parts of the rear cover hinge to be assembled, is convenient to assemble, can easily realize automatic assembly, and lays a foundation for the automatic assembly.
(2) An operator only needs to place the part of the rear cover hinge at a corresponding position of the tool, the clamping of the part and the taking-off of a finished product do not need the operator to directly apply force to the tool, and only needs to push the unlocking plunger and the first push plate by controlling an external force application device (such as an air cylinder, a cam or a hydraulic cylinder). The operation is labor-saving.
(3) The assembly equipment of the rear cover hinge integrates the assembly of the rear cover hinge on one equipment, and can be operated by only one person for feeding (or one person for collecting finished products or auxiliary feeding can be configured), so that the labor cost is greatly saved.
Drawings
Fig. 1 is a schematic structural view of a rear cover hinge.
Fig. 2 is a schematic view of the components of the back cover hinge of fig. 1.
Fig. 3 is a structural schematic diagram of the mechanical clamping tool for machining the rear cover hinge in one view angle.
Fig. 4 is a schematic structural diagram of the mechanical clamping tool for machining the rear cover hinge according to another view angle.
Fig. 5 is a schematic top view of the back cover hinge assembly apparatus of the present invention.
In the drawing, 1 is a workbench, 2 is a first rotating member fixing groove, 3 is a locking finger, 4 is a finger locking mechanism, 41 is a telescopic guide rod, 42 is a locking spring, 43 is a connecting stopper, 44 is a first connecting rod, 45 is a second connecting rod, 46 is an unlocking plunger, 5 is a supporting platform, 6 is a supporting plate mechanism, 71 is a discharge slide rail, 72 is a first push plate, 73 is a second push plate, 74 is a second push plate, 8 is a rotary table, 81 is a manual workpiece loading station, 82 is a bush press-fitting detection station, 83 is an automatic screw pin loading station, 84 is a press-fitting screw pin loading station, 85 is an automatic rivet pin loading station, 86 is a rivet pin rotating station, 87 is a torsion detection station, 88 is a lower rotating member, 9 is a safety cover, 91 is a manual operation window, 92 is a finished product conveyor belt, 100 is a first rotating member, 101 is a connecting plate, 102 is an arm, 103 is a screw pin hole, 110 is a second rotating member, 111 is main body, 112 is flanging, 120 is screw pin, 130 is spin rivet pin, 140 is bush.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Example 1
As shown in fig. 1 and 2, the rear cover hinge includes a first rotating member 100 and a second rotating member 110 connected by a rivet 130, the first rotating member 100 is "T" shaped and includes a connecting plate 101 and arm portions 102 connected to both ends of the connecting plate 101, the second rotating member 110 includes a main body 111 in "T" shape and flanges 112 connected to both ends of the main body 111 and folded outwardly, the connecting plate 101 of the first rotating member 100 is provided with a screw pin hole 103 and a screw pin 120 is inserted, the main body 111 of the second rotating member 110 and the two arm portions 102 of the first rotating member 100 are provided with rivet pin holes matching each other, the first rotating member 100 and the second rotating member 110 are hinged to each other by the rivet pin 130 inserted into the rivet pin hole, and the two rivet pin holes of the second rotating member 110 are provided with a bushing 140 (the bushing 140 is preferably an oilless bushing).
The invention discloses a mechanical clamping tool for machining a rear cover hinge, which comprises a workbench 1, a first rotating member fixing groove 2, a first rotating member locking assembly and a second rotating member locking assembly, as shown in fig. 3 and 4, wherein: the workbench 1 is horizontally arranged; the first rotating member fixing groove 2 is arranged on the workbench 1 and matched with the connecting plate 101 of the first rotating member 100; the first rotating member locking assembly is provided with a plurality of locking fingers 3 arranged around the first rotating member fixing groove 2 and a finger locking mechanism 4 for driving the plurality of locking fingers 3 to move towards or away from the first rotating member fixing groove 2, the finger locking mechanism 4 is arranged below the workbench 1, the locking fingers 3 are inserted on the workbench 1 through sliding grooves and are in slidable connection with the workbench 1, and the bottoms of the locking fingers 3 are connected with the finger locking mechanism 4; the second rotating member locking assembly has a supporting platform 5 for supporting the second rotating member 110, a supporting plate mechanism 6 for supporting the bottom of the main body 111 of the second rotating member 110 and two flanges 112 is disposed on one side of the supporting platform 5, and the supporting plate mechanism 6 is disposed above the first rotating member fixing groove 2.
As a preferred embodiment, the first rotor fixing groove 2 is provided at the edge of the front end (and the end facing the operator) of the table 1. And the front end edge of the first-rotor fixing groove 2 opens to the front end edge of the table 1. Further preferably, as shown in fig. 3, three locking fingers 3 are provided around the rear, left and right edges of the first rotating member fixing groove 2, and the three locking fingers 3 can be pressed against the connecting plate 101 of the first rotating member 100 from three directions while being moved in place toward the first rotating member fixing groove 2 (correspondingly, the three locking fingers 3 are removed from the connecting plate 101 of the first rotating member 100 while being moved away from the first rotating member fixing groove 2).
As a preferred embodiment, the finger lock mechanism 4 includes a telescopic guide rod 41, a lock spring 42, a connection stopper 43, and a plurality of link members, wherein; the telescopic guide rod 41 is vertically arranged at the bottom of the workbench 1, and the connecting block 43 is arranged at the bottom end of the telescopic guide rod 41; the locking spring 42 is sleeved on the telescopic guide rod 41, the top end of the locking spring acts on the workbench 1, and the bottom end of the locking spring acts on the connecting stop block 43; each link member is used for connecting one locking finger 3 with the connecting stopper 43, and comprises a first link 44 hinged with the bottom of the locking finger 3 and a second link 45 hinged with the connecting stopper 43 and the first link 44 at two ends respectively, and the first link 44 can rotate in a horizontal plane relative to the bottom of the locking finger 3. The link members surround the telescopic guide rod 41 and the locking spring 42 inside the vessel. It is further preferred that the bottom of the connection stopper 43 is provided with an unlocking plunger 46.
As a preferred embodiment, the supporting plate 5 is located behind the first rotating member fixing groove 2, and the supporting plate mechanism 6 is located at the front side of the supporting plate 5, and the supporting plate mechanism 6 is composed of three supporting plates for supporting the bottom of the main body 111 of the second rotating member 110 and the two flanges 112, respectively. Further preferably, the second rotating member locking assembly further comprises a discharging mechanism, wherein the discharging mechanism comprises a discharging slide rail 71, a first push plate 72, a second push plate 73 and a thrust spring 74; the discharging slide rail 71 is arranged on the workbench 1, and the supporting platform 5 and the discharging slide rail 71 can be connected in a sliding manner in the front-back direction of the workbench 1; the top end of the first push plate 72 is connected to the supporting platform 5, and the bottom end of the first push plate passes through the workbench 1 and is positioned below the workbench 1; the second push plate 73 is arranged at the bottom of the workbench 1 and is positioned in front of the first push plate 72; the thrust spring 74 is a spring in a compressed state, and has one end acting on a portion of the first push plate 72 located below the table 1 and the other end acting on the second push plate 73.
A tight frock of mechanical type clamp for back lid hinge processing during operation, drive the locking finger with finger locking mechanism earlier and keep away from first rotating member fixed slot, then put first rotating member in first rotating member fixed slot, the directional first rotating member fixed slot of locking hand removes and presses on the connecting plate of first rotating member again, realize the fixed of first rotating member, then the second rotating member that will be equipped with the bush in advance is placed on the bearing plate mechanism of bearing platform, thereby realize the part location and the fixing of back lid hinge, thereby make things convenient for subsequent processing. Furthermore, through from the bottom up to the application of force of unblock plunger to drive the locking finger through the unblock plunger and keep away from first commentaries on classics piece fixed slot, and place the back in place at first commentaries on classics piece, loosen the unblock plunger, the locking finger removes and presses on the connecting plate of first commentaries on classics piece to first commentaries on classics piece fixed slot under locking spring's effect, thereby makes things convenient for the first placing and the locking of realizing. After the assembly of the rear cover hinge is completed, the locking finger is loosened by applying force to the unlocking plunger from bottom to top, and then the first push plate is pushed forwards, so that the assembled workpiece is taken out.
During the use, the operator only need with the part of back lid hinge put in the position department that corresponds of frock can, the centre gripping of part and off-the-shelf need not the operator directly to the frock application of force, only need with the help of the force applying device (for example cylinder, cam or pneumatic cylinder etc.) of control outside promote unblock plunger and first push pedal can. The operation is labor-saving.
Example 2
A back cover hinge assembling device is shown in figure 5 and comprises a rotatable rotating table 8 and eight mechanical clamping tools, wherein the eight mechanical clamping tools are distributed at the edge of the rotating table; and eight mechanical clamping tools sequentially form eight assembly stations including a manual workpiece loading station 81, a bushing press-fitting detection station 82, an automatic screw pin loading station 83, a press-fitting screw pin station 84, an automatic rivet pin loading station 85, a rivet rotating station 86, a torque detection station 87 and a workpiece unloading station 88 on the rotating table 8 along the rotating direction of the rotating table 8.
The equipment further comprises a safety cover 9, the safety cover is arranged outside the equipment and provided with a fixed table top for bearing the rotation of the rotating table, a manual operation window 91 is arranged at the manual workpiece feeding station 81 of the safety cover 9, and an NG storage box and a finished product conveyor belt are further preferably arranged at the workpiece discharging station 88.
In the machining process of the rear cover hinge assembly equipment, a mechanical clamping tool for machining the rear cover hinge is utilized, and when the tool rotates to a certain station along with the rotating table, a machining device (generally arranged on a fixed table top) arranged on the station is matched to perform corresponding machining operation.
Wherein:
the manual workpiece loading station 81 is provided in front of the operator for the operator to mount the first rotating member 100 in the first rotating member fixing groove 2 and to place the second rotating member 110, which is pre-mounted with the bush 140, on the pallet mechanism 6. Further, preferably, this station department is equipped with the KEYENCE light curtain sensor for whether the work piece of the people's frock on the detection frock has the phenomenon of neglected loading or misloading, if there is the phenomenon of neglected loading misloading, then feeds back information to the system, and next process will not work this work piece, until with it put into NG receiver after transferring to next station 88, avoids crushing product or equipment. The station may also be equipped with a force applying means (e.g., a pneumatic, cam or hydraulic cylinder, etc.) for pushing the unlocking plunger and the first push plate. The force application device and the KEYENCE light curtain sensor are both arranged on the fixed table top.
The liner press fit detection station 82 is used to detect whether the liner 140 is pre-installed in place. Further preferably, a cylinder and a proximity quick-closing or displacement sensor matching mechanism are adopted on the station to detect whether the workpiece has a missing installation phenomenon. If there is the wrong dress phenomenon of neglected loading, then feed back the information to the system, next process will not work this work piece, until put it into NG receiver after transferring it to piece-dropping station 88.
The automatic screw pin loading station 83 is provided with an upper vibration tray for supplying the screw pins 120 and a pin clamping mechanism for clamping the screw pins 120 and loading the screws into the screw pin holes 103. The feeding vibrating tray and the pin clamping mechanism (which may be a robot) may adopt related devices (only the feeding vibrating tray is shown in the figure). It is further preferred that a sensor is arranged on the guide rail of the upper vibrating plate and used for detecting the feeding condition, the feeding pneumatic function and the like. Whether the screw pins are installed in place or not can be detected by means of a sensor (a camera or a proximity switch), if the phenomenon of neglected installation and wrong installation exists, information is fed back to the system, and the next process does not work on the workpiece until the workpiece is transferred to a workpiece unloading station 88 and then is placed into an NG storage box.
The press-fit screw pin station 84 is used to press-fit the screw pin 120 into place in the screw pin hole 103. Preferably, a squeeze riveter is adopted for press mounting, the squeeze riveter moves to a squeeze riveting position for squeeze riveting during work, and pressure is fed back to the system by adopting the whole-process monitoring of a pressure sensor.
The automatic rivet pin mounting station 85 is provided with an upper vibrating tray and a pin penetrating mechanism, the upper vibrating tray is used for supplying the rivet pin 130, and the pin penetrating mechanism is used for clamping the rivet pin 130 and putting the rivet pin into the rivet pin hole. The feeding vibrating tray and the pin penetrating mechanism (which can be a mechanical arm) can adopt related devices (only the feeding vibrating tray is shown in the figure). It is further preferred that a sensor is arranged on the guide rail of the upper vibrating plate and used for detecting the feeding condition, the feeding pneumatic function and the like. Whether the spin riveting pin is installed in place or not can be detected by means of a sensor (a camera or a proximity switch), if the phenomenon of neglected installation and wrong installation exists, information is fed back to the system, and the next process does not work on the workpiece until the workpiece is placed into the NG storage box after being transferred to the workpiece unloading station 88.
The spin riveting spin pin station 86 is provided with a spin riveting machine for spin riveting the spin riveting pin 130 to mount the spin riveting pin 130 in place. The spin riveting machine can adopt a commercially available spin riveting machine, and during operation, the spin riveting machine moves to a spin riveting position for spin riveting, returns to a safety position after completion, and adopts the whole-course monitoring of the pressure sensor to feed pressure back to the system.
The torque detecting station 87 is provided with a torque detecting mechanism for detecting a rotational torque between the first rotating member 100 and the second rotating member 110. The torsion detection mechanism adopts a conventional torsion detection mechanism for detecting the torsion of the hinge. The rotating shaft of the torsion detection mechanism rotates forwards and backwards for 180 degrees to detect the torsion of the workpiece, the information is fed back to the system, and the workpiece is judged to be an OK piece or an NG piece and fed back to the next procedure.
The lower station 88 is provided with a manipulator for gripping and placing the assembled back cover hinge. The station can be also provided with a force application device (such as an air cylinder, a cam or a hydraulic cylinder and the like) for pushing the unlocking plunger and the first push plate, so that the workpiece can be conveniently taken out. During operation, whether the product that judges by the preceding process is OK or NG piece, when the product is NG piece, take out and place to NG receiver by the manipulator in, when the product is OK, take out and place to the finished product conveyer belt and spread by the manipulator. The robot may be a commercially available robot.
The rear cover hinge assembling equipment integrates the assembly of the rear cover hinge on one piece of equipment, and can be operated by only one person for feeding (or one person for collecting finished products or auxiliary feeding can be configured), so that the labor cost is greatly saved.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. A mechanical clamping tool for machining a rear cover hinge is characterized in that the rear cover hinge is composed of a first rotating piece (100) and a second rotating piece (110) which are connected through a spin rivet (130), the first rotating piece (100) is T-shaped and composed of a connecting plate (101) and arm parts (102) connected to two ends of the connecting plate (101), the second rotating piece (110) is composed of a T-shaped main body (111) and flanging edges (112) connected to two ends of the main body (111) and turned outwards, screw pin holes (103) are formed in the connecting plate (101) of the first rotating piece (100) and threaded through screw pins (120), rivet pin holes matched with each other are formed in the main body (111) of the second rotating piece (110) and the two arm parts (102) of the first rotating piece (100), and the first rotating piece (100) and the second rotating piece (110) are hinged through the rivet pins (130) arranged in the rivet pin holes, be equipped with bush (140) in two riveting pinhole on second rotation piece (110), its characterized in that, this frock includes:
a workbench (1) which is horizontally arranged,
a first rotating member fixing groove (2) arranged on the workbench (1) and matched with the connecting plate (101) of the first rotating member (100),
the first rotating member locking assembly is provided with a plurality of locking fingers (3) arranged around the first rotating member fixing groove (2) and a finger locking mechanism (4) used for driving the locking fingers (3) to move towards or away from the first rotating member fixing groove (2), the finger locking mechanism (4) is arranged below the workbench (1), the locking fingers (3) are inserted on the workbench (1) through sliding grooves and are connected with the workbench (1) in a sliding manner, and the bottoms of the locking fingers (3) are connected with the finger locking mechanism (4),
the second rotates a locking subassembly, has bearing platform (5) that is used for the bearing second to rotate piece (110), one side of bearing platform (5) be equipped with and be used for the bearing second to rotate main part (111) bottom and two bearing plate mechanism (6) of turn-ups (112) of piece (110), bearing plate mechanism (6) set up in the top of first rotation piece fixed slot (2).
2. A first rotor-holding groove according to claim 1, characterised in that the first rotor-holding groove (2) is provided at the front edge of the table (1).
3. The mechanical clamping tool for the hinge machining of the rear cover as claimed in claim 2, wherein the locking fingers (3) are provided in three numbers, and are arranged around the rear, left and right edges of the first rotating member fixing groove (2), and the three locking fingers (3) can be pressed against the connecting plate (101) of the first rotating member (100) from three directions when moving to the proper position toward the first rotating member fixing groove (2).
4. The mechanical clamping tool for machining the rear cover hinge is characterized in that the finger locking mechanism (4) comprises a telescopic guide rod (41), a locking spring (42), a connecting stop block (43) and a plurality of connecting rod pieces;
the telescopic guide rod (41) is vertically arranged at the bottom of the workbench (1), and the connecting stop block (43) is arranged at the bottom end of the telescopic guide rod (41);
the locking spring (42) is sleeved on the telescopic guide rod (41), the top end of the locking spring acts on the workbench (1), and the bottom end of the locking spring acts on the connecting stop block (43);
each connecting rod piece is used for connecting one locking finger (3) with a connecting stop block (43), each connecting rod piece comprises a first connecting rod (44) connected with the bottom of the locking finger (3) in a hinged mode and a second connecting rod (45) connected with the connecting stop block (43) and the first connecting rod (44) in a hinged mode at two ends, and the first connecting rods (44) can rotate in the horizontal plane relative to the bottoms of the locking fingers (3).
5. The mechanical clamping tool for machining the hinge of the rear cover as claimed in claim 4, wherein an unlocking plunger (46) is arranged at the bottom of the connecting stop block (43).
6. The mechanical clamping tool for machining the rear cover hinge is characterized in that the bearing platform (5) is located behind the first rotating member fixing groove (2), the bearing plate mechanism (6) is located on the front side of the bearing platform (5), and the bearing plate mechanism (6) consists of three bearing plates which are used for bearing the bottom of the main body (111) of the second rotating member (110) and two flanges (112) respectively.
7. The mechanical clamping tool for machining the rear cover hinge is characterized in that the second rotating part locking assembly further comprises a discharging mechanism, and the discharging mechanism comprises a discharging sliding rail (71), a first pushing plate (72), a second pushing plate (73) and a thrust spring (74);
the discharging slide rail (71) is arranged on the workbench (1), and the supporting platform (5) and the discharging slide rail (71) can be connected in a sliding manner in the front-back direction of the workbench (1);
the top end of the first push plate (72) is connected to the supporting platform (5), and the bottom end of the first push plate penetrates through the workbench (1) and is positioned below the workbench (1);
the second push plate (73) is arranged at the bottom of the workbench (1) and is positioned in front of the first push plate (72);
the thrust spring (74) is a spring in a compressed state, one end of the thrust spring acts on the part of the first push plate (72) located below the workbench (1), and the other end of the thrust spring acts on the second push plate (73).
8. The rear cover hinge assembling equipment is characterized by comprising a rotatable rotating table (8) and eight mechanical clamping tools according to any one of claims 1 to 7, wherein the eight mechanical clamping tools are distributed at the edge of the rotating table;
the eight mechanical clamping tools sequentially form eight assembly stations including a manual workpiece feeding station (81), a bushing press-fitting detection station (82), an automatic screw pin installing station (83), a press-fitting screw pin station (84), an automatic rivet-installing station (85), a rivet-rotating pin station (86), a torsion detection station (87) and a workpiece unloading station (88) on the rotating table (8) along the rotating direction of the rotating table (8).
9. The back cover hinge assembling apparatus according to claim 8, wherein:
the manual workpiece loading station (81) is arranged in front of an operator and is used for installing the first rotating member (100) in the first rotating member fixing groove (2) and placing the second rotating member (110) pre-installed with the bushing (140) on the supporting plate mechanism (6) by the operator;
the bushing press-fitting detection station (82) is used for detecting whether the bushing (140) is preassembled in place;
the automatic screw pin installing station (83) is provided with an upper vibrating disc and a pin clamping mechanism, the upper vibrating disc is used for supplying screw pins (120), and the pin clamping mechanism is used for clamping the screw pins (120) and installing the screw pins into the screw pin holes (103);
the screw pin press-mounting station (84) is used for press-mounting the screw pin (120) in place in the screw pin hole (103);
the automatic rivet rotating and pin assembling station (85) is provided with an upper vibrating tray and a pin penetrating mechanism, the upper vibrating tray is used for supplying a rivet rotating pin (130), and the pin penetrating mechanism is used for clamping the rivet rotating pin (130) and filling the rivet rotating pin into a rivet hole;
the spin riveting rotary pin station (86) is provided with a spin riveting machine for spin riveting the spin riveting pin (130) to ensure that the spin riveting pin (130) is installed in place;
the torsion detection station (87) is provided with a torsion detection mechanism for detecting the rotating torsion between the first rotating piece (100) and the second rotating piece (110);
and the workpiece discharging station (88) is provided with a manipulator for grabbing and placing the assembled rear cover hinge.
10. Rear cover hinge assembling apparatus according to claim 8, characterized in that it further comprises a safety cover (9), said safety cover (9) being provided with a manual operation window (91) at a manual work-on station (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010616132.2A CN111745575A (en) | 2020-06-30 | 2020-06-30 | Mechanical clamping tool for machining rear cover hinge and rear cover hinge assembling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010616132.2A CN111745575A (en) | 2020-06-30 | 2020-06-30 | Mechanical clamping tool for machining rear cover hinge and rear cover hinge assembling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111745575A true CN111745575A (en) | 2020-10-09 |
Family
ID=72678365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010616132.2A Pending CN111745575A (en) | 2020-06-30 | 2020-06-30 | Mechanical clamping tool for machining rear cover hinge and rear cover hinge assembling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111745575A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020972A (en) * | 2021-03-26 | 2021-06-25 | 重庆双禾科技有限公司 | Automatic assembling process and device for notebook hinge |
-
2020
- 2020-06-30 CN CN202010616132.2A patent/CN111745575A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020972A (en) * | 2021-03-26 | 2021-06-25 | 重庆双禾科技有限公司 | Automatic assembling process and device for notebook hinge |
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Application publication date: 20201009 |
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