Disclosure of Invention
The technical problem to be solved by the invention is to provide a travel switch assembly system; the technical problems to be solved and the advantages to be achieved are set forth in the description which follows and in the detailed description of the embodiments.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a travel switch assembly system comprises a rack assembly and a rear assembly center arranged on the rack assembly; the rear assembly center comprises
The second conveying device comprises a second conveying rail which is longitudinally arranged on the rack assembly and is used for conveying a pre-installed travel switch;
the marking machine is arranged on one side of the second conveying track and is used for marking a label on the side wall of the base of the workpiece shell;
contact piece feeding device, including set up on the frame assembly and be located second transfer track one side and be located the marking machine rear side and be used for carrying work piece L type contact's contact pay-off passageway, vertical setting will be located the contact lift of work piece L type contact of contact pay-off passageway output end and push away the material cylinder in frame assembly bottom and piston head top, set up and push away material cylinder in contact lift and push away material cylinder upper end stroke terminal point and be used for holding work piece L type contact's contact ejection of compact guide holder, set up contact ejection of compact guide holder dorsal part and be used for transversely ejecting contact ejection of compact guide holder contact, set up in contact ejection of compact guide holder delivery port and be used for accepting the contact piece L type contact of contact ejection of compact cylinder output, set up on the frame assembly and be connected with contact roll-over holder and drive the contact roll-over holder wobbling contact upset cylinder, set up in second transfer track top and be used for pressing down work piece L type contact in the contact roll-over holder after the mark The contact piece in the travel switch presses the cylinder downwards;
the upper cover feeding device comprises an upper cover feeding channel, an upper cover positioning seat and an upper cover feeding mechanical arm, wherein the upper cover feeding channel is arranged on one side of the second conveying track and used for conveying the upper cover of the workpiece shell, the upper cover positioning seat is arranged at an output terminal of the upper cover feeding channel, and the upper cover feeding mechanical arm is arranged on the rack assembly and used for conveying the upper cover of the workpiece shell in the upper cover positioning seat to a travel switch provided with an L-shaped contact piece of the workpiece;
the riveting press comprises a machine head which is arranged above the second conveying track and is used for loading a positioning pin transmitted by the manipulator into the upper cover of the workpiece shell;
and the wire feeding machine comprises a machine head which is arranged above the second conveying track and used for loading the inner hexagonal bolt transmitted by the manipulator into the travel switch.
As a further improvement of the above technical solution:
a finished product output device or a finished product output conveyor belt is arranged at the terminal of the second conveying track;
the finished product output device comprises an output rack gear shaft turnover mechanism which is arranged on the rack assembly and driven by a linear cylinder, an output turnover arm the root of which is connected with a gear shaft key of the output rack gear shaft turnover mechanism, an output movable clamping plate which is arranged at the cantilever end of the output turnover arm and driven by the cylinder to clamp the travel switch, an output dial-out arm which is arranged on the rack assembly and used for outputting the travel switch positioned at the rotary terminal of the output turnover arm, an output conveyor belt connected with the rotary terminal of the output turnover arm, and a finished product output cylinder arranged on the output conveyor belt.
The device also comprises a pre-installation center arranged on the rack assembly;
the pre-installation center comprises a base feeding device, a base overturning device, a first conveying device, a terminal feeding device, a key feeding device and/or an elastic sheet feeding device, wherein the base feeding device is arranged on the rack assembly and used for conveying a base of a workpiece shell, the base overturning device is arranged at the output end of the base feeding device, the first conveying device is longitudinally arranged and connected with the input end of the base overturning device, and the terminal feeding device, the key feeding device and/or the elastic sheet feeding device are/is sequentially arranged on one side of the first conveying device.
The base feeding device comprises a base conveying belt longitudinally arranged on the rack assembly and a base material blocking cylinder arranged on the base conveying belt and used for blocking the workpiece shell base from moving forwards.
The base overturning device comprises a base longitudinal shifting rod which is arranged on the frame assembly and is driven by an air cylinder to pull out the workpiece shell base at the end of the base conveyor belt, a base overturning bracket which is arranged at the end of the base longitudinal shifting rod stroke and is used for bearing the workpiece shell base pulled out by the base longitudinal shifting rod, and a base overturning arm which is arranged on the frame assembly, is connected with the base overturning bracket and drives the base overturning bracket to overturn for ninety degrees.
The first conveying device comprises a first side opening guide frame which is longitudinally arranged and used for bearing a workpiece shell base on a base overturning arm after overturning, a cylinder which is arranged at the end part of the first side opening guide frame and used for pushing the workpiece shell base on the base overturning arm into the first side opening guide frame, a first pushing cylinder which is arranged on a rack assembly, a first longitudinal traction plate which is longitudinally arranged on the rack assembly and is driven by the first pushing cylinder to longitudinally move in the first side opening guide frame, lateral stroke through grooves which are distributed on the first side opening guide frame, first elastic wedges which are laterally distributed on the first longitudinal traction plate and used for longitudinally pushing the workpiece shell base to move forwards in the lateral stroke through grooves, and a first positioning cylinder which is vertically arranged on the first side opening guide frame and used for downwards pressing and positioning the workpiece shell base.
The terminal feeding device comprises a terminal vibration feeding channel which is transversely arranged on one side of an opening of a first side opening guide frame and is used for conveying a workpiece connecting terminal, a terminal feeding terminal arranged at the outlet of the terminal vibration feeding channel, a terminal overturning and drawing cylinder arranged on one side of the terminal vibration feeding channel, a terminal fan-shaped material guide frame which is driven by the terminal overturning and drawing cylinder to swing on the vertical surface of the terminal vibration feeding channel, the initial end of the terminal fan-shaped material guide frame corresponds to the terminal feeding terminal and is used for swinging and conveying the workpiece connecting terminal, a terminal overturning rotating shaft which is arranged on a frame assembly and is rotatably connected with the terminal fan-shaped material guide frame, a terminal positioning groove which is arranged on the swinging terminal of the terminal fan-shaped material guide frame and is used for receiving the workpiece connecting terminal output by the terminal fan-shaped material guide frame, a terminal output port which is transversely arranged on one side of the terminal positioning groove, and a terminal which is transversely arranged And (3) a plate.
The key feeding device comprises a key vibration feeding channel which is arranged on the frame assembly, transversely arranged on one side of an opening of a first side opening guide frame and used for conveying a workpiece reset key, a key position-out guide frame which is longitudinally arranged at the terminal of the key vibration feeding channel, a key position-out station which is arranged in the key position-out guide frame, a key position-out cylinder which is arranged on one side of the key position-out guide frame and used for longitudinally moving the workpiece reset key to the key position-out station in the key position-out guide frame, a key feeding five-axis manipulator which is arranged on the frame assembly and used for installing the workpiece reset key of the key position-out station on a workpiece shell base, a key feeding workbench arranged on the frame assembly, a key driving arm which is horizontally and telescopically arranged on the key feeding workbench, a key connecting arm with one end hinged to the key driving arm, and a key connecting arm with one end hinged to the other end of the key connecting arm and the middle hinged to the key feeding workbench and used for resetting And the press head is embedded in the press key lower press head in the base of the workpiece shell.
The elastic piece feeding device and the terminal feeding device have the same structure; the elastic piece feeding device comprises an elastic piece vibration feeding channel for conveying the workpiece connecting elastic piece and an elastic piece feeding part for installing the workpiece connecting elastic piece on the workpiece shell base.
The middle transition device comprises a middle rotary dividing head which is arranged at the terminal of the first conveying device and is driven by a motor to rotate, a middle bearing channel which is distributed on the middle rotary dividing head and is used for bearing a pre-installed travel switch output by the first conveying device, a middle discharging station and a subsequent output station which are arranged on the middle rotary dividing head;
a middle discharging station cylinder is arranged at one end of the middle discharging station, and a middle discharging channel is obliquely arranged at the other end of the middle discharging station;
and one end of the subsequent output station is provided with a middle output shifting plate driven by the cylinder. The advantages of the invention are not limited to this description, but are described in more detail in the detailed description for better understanding.
Detailed Description
As shown in all the figures, the travel switch comprises a workpiece shell base 1, a workpiece wiring terminal 2 installed on the workpiece shell base 1, a workpiece reset key 3, a workpiece connecting elastic sheet 4, a workpiece L-shaped contact sheet 5 and a workpiece shell upper cover 6, and then positioning and fastening are carried out through a positioning pin and a bolt, and a marking machine is adopted, wherein a feeding device or a manipulator of the bolt and the positioning pin is omitted in the figures, which is common knowledge.
As shown in all the figures, the travel switch assembly system of the present embodiment includes a rack assembly 7, and a rear assembly center disposed on the rack assembly 7; the rear assembly center comprises
A second transport device 15, which comprises a second transport rail 54 arranged longitudinally on the frame assembly 7 and used for transporting the pre-loaded travel switches;
a marking machine 16 disposed on one side of the second conveying rail 54 and configured to mark a side wall of the work housing base 1;
the contact piece feeding device 17 comprises a contact piece feeding channel 55 which is arranged on the rack assembly 7, is positioned on one side of the second conveying rail 54, is positioned on the rear side of the marking machine 16 and is used for conveying L-shaped contact pieces 5 of workpieces, a contact piece ascending and pushing cylinder 56 which is vertically arranged at the bottom of the rack assembly 7 and pushes up the L-shaped contact pieces 5 of the workpieces positioned at the output end of the contact piece feeding channel 55 at the top of a piston head, a contact piece discharging guide seat 57 which is arranged at the stroke end of the upper end of the contact piece ascending and pushing cylinder 56 and is used for accommodating the L-shaped contact pieces 5 of the workpieces, a contact piece discharging cylinder 58 which is arranged on the back side of the contact piece discharging guide seat 57 and is used for transversely pushing out the contact piece discharging guide seat 57, a contact piece overturning frame 59 which is arranged at the output port of the contact piece discharging guide seat 57 and is used for receiving the L-shaped contact pieces 5 output by the contact piece discharging cylinder 58, a contact pressing cylinder 61 which is arranged above the second conveying track 54 and is used for pressing the L-shaped contact 5 of the workpiece in the contact turnover frame 59 after turnover into the stroke switch after marking;
the upper cover feeding device 19 comprises an upper cover feeding channel 62, an upper cover positioning seat 63 and an upper cover feeding mechanical arm 64, wherein the upper cover feeding channel 62 is arranged on one side of the second conveying track 54 and is used for conveying the upper cover 6 of the workpiece shell, the upper cover positioning seat 63 is arranged at the output terminal of the upper cover feeding channel 62, and the upper cover feeding mechanical arm is arranged on the rack assembly 7 and is used for conveying the upper cover 6 of the workpiece shell in the upper cover positioning seat 63 to a travel switch of the L-shaped contact 5 of the mounted workpiece;
a riveting press 18 including a head disposed above the second transfer rail 54 and loading a positioning pin transferred from a robot into the work housing upper cover 6;
the wire feeding machine 20 includes a head which is disposed above the second transfer rail 54 and loads the hexagonal socket bolt transferred from the robot arm onto the stroke switch.
A finished product output device 21 or a finished product output conveyor belt is arranged at the end of the second conveying track 54;
the finished product output device 21 comprises an output rack gear shaft turnover mechanism 67 which is arranged on the rack assembly 7 and driven by a linear cylinder, an output turnover arm 65 the root of which is connected with a gear shaft key of the output rack gear shaft turnover mechanism 67, an output movable clamping plate 66 which is arranged at the cantilever end of the output turnover arm 65 and is driven by a cylinder to clamp a travel switch, an output dial-out arm 68 which is arranged on the rack assembly 7 and is used for outputting the travel switch positioned at the rotating terminal of the output turnover arm 65, an output conveyor belt which is connected with the rotating terminal of the output turnover arm 65, and a finished product output cylinder 69 arranged on the output conveyor belt.
The device also comprises a pre-installation center arranged on the frame assembly 7;
the pre-installation center comprises a base feeding device 8, a base overturning device 9, a first conveying device 10, a terminal feeding device 11, a key feeding device 12 and/or an elastic sheet feeding device 13, wherein the base feeding device 8 is arranged on the rack assembly 7 and used for conveying the workpiece shell base 1, the base overturning device 9 is arranged at the output end of the base feeding device 8, the first conveying device 10 is longitudinally arranged and connected with the input end of the base overturning device 9, and the terminal feeding device 11, the key feeding device 12 and/or the elastic sheet feeding device 13 are sequentially arranged on one side of the first conveying device 10.
The base feeding device 8 comprises a base conveyor belt 22 longitudinally arranged on the rack assembly 7 and a base material blocking cylinder 23 arranged on the base conveyor belt 22 and used for blocking the workpiece shell base 1 from moving forwards.
The base overturning device 9 comprises a base longitudinal shifting rod 24 which is arranged on the frame assembly 7 and is driven by an air cylinder to pull out the workpiece shell base 1 at the terminal of the base conveyor belt 22, a base overturning bracket 26 which is arranged at the stroke terminal of the base longitudinal shifting rod 24 and is used for bearing the workpiece shell base 1 pulled out by the base longitudinal shifting rod 24, and a base overturning arm 25 which is arranged on the frame assembly 7, is connected with the base overturning bracket 26 and drives the base overturning bracket 26 to overturn for ninety degrees.
The first conveying device 10 comprises a first side opening guide frame 27 which is longitudinally arranged and used for receiving the workpiece shell base 1 on the base overturning arm 25 after overturning, an air cylinder which is arranged at the end part of the first side opening guide frame 27 and used for pushing the workpiece shell base 1 on the base overturning arm 25 into the first side opening guide frame 27, a first pushing air cylinder 28 which is arranged on the rack assembly 7, a first longitudinal traction plate 31 which is longitudinally arranged on the rack assembly 7 and is pulled by the first pushing air cylinder 28 to longitudinally move in the first side opening guide frame 27, a lateral travel channel distributed on the first side-opening guide frame 27, a first resilient wedge 30 laterally distributed on the first longitudinal traction plate 31 and used for longitudinally pushing the workpiece housing base 1 forward in the lateral travel channel, and a first positioning cylinder 29 vertically arranged on the first side-opening guide frame 27 and used for press-positioning the workpiece housing base 1.
The terminal loading device 11 comprises a terminal vibration feeding channel 32 transversely arranged on one side of the opening of the first side opening guide frame 27 and used for conveying the workpiece wiring terminal 2, a terminal feeding terminal 33 arranged at the outlet of the terminal vibration feeding channel 32, a terminal overturning traction cylinder 34 arranged on one side of the terminal vibration feeding channel 32, a terminal fan-shaped material guide frame 35 driven by the terminal overturning traction cylinder 34 to swing on the vertical surface of the terminal vibration feeding channel 32, the initial end of the terminal fan-shaped material guide frame corresponds to the terminal feeding terminal 33 and used for conveying the workpiece wiring terminal 2 in a swinging mode, a terminal overturning rotating shaft 36 arranged on the frame assembly 7 and rotatably connected with the terminal fan-shaped material guide frame 35, a terminal positioning groove 37 arranged on the swinging terminal of the terminal fan-shaped material guide frame 35 and used for receiving the workpiece wiring terminal 2 output by the terminal fan-shaped material guide frame 35, a terminal output port 39 transversely, And a terminal transverse pushing plate 38 which is transversely arranged at the other side of the terminal positioning groove 37 and is used for outputting the workpiece wiring terminal 2 in the terminal positioning groove 37 to the workpiece shell base 1 from a terminal output port 39.
The key feeding device 12 comprises a key vibration feeding channel 40 which is arranged on the frame assembly 7 and transversely arranged on one side of the opening of the first side opening guide frame 27 and used for conveying the workpiece reset key 3, a key out-position guide frame 41 which is longitudinally arranged at the terminal of the key vibration feeding channel 40, a key out-position station 43 which is arranged in the key out-position guide frame 41, a key out-position cylinder 42 which is arranged on one side of the key out-position guide frame 41 and used for longitudinally moving the workpiece reset key 3 in the key out-position guide frame 41 to the key out-position station 43, a key feeding five-axis manipulator 44 which is arranged on the frame assembly 7 and used for installing the workpiece reset key 3 of the key out-position station 43 on the workpiece shell base 1, a key feeding workbench which is arranged on the frame assembly 7, a key driving arm 45 which is horizontally and telescopically arranged on the key feeding workbench, a key connecting arm 46 one end of which is hinged with the key 45, And a key lower pressing head 47 with one end hinged with the other end of the key connecting arm 46 and the middle part hinged on the key feeding workbench and used for embedding the workpiece reset key 3 in the workpiece shell base 1.
The elastic piece feeding device 13 and the terminal feeding device 11 have the same structure; the elastic piece feeding device 13 comprises an elastic piece vibration feeding channel 48 for conveying the workpiece connecting elastic piece 4 and an elastic piece feeding part 49 for mounting the workpiece connecting elastic piece 4 on the workpiece shell base 1.
The intermediate transition device 14 comprises an intermediate rotary dividing head 52 which is arranged at the end of the first conveying device 10 and is driven by a motor to rotate, an intermediate receiving channel which is distributed on the intermediate rotary dividing head 52 and is used for receiving a pre-installed travel switch output by the first conveying device 10, and an intermediate discharging station and a subsequent outputting station which are arranged on the intermediate rotary dividing head 52;
a middle discharging station cylinder 50 is arranged at one end of the middle discharging station, and a middle discharging channel 51 is obliquely arranged at the other end of the middle discharging station;
and one end of the subsequent output station is provided with a middle output shifting plate 53 driven by an air cylinder.
When the invention is used, the frame assembly 7 is used as a reference, intermediate inspection is realized through pre-installation and post-installation, and the control is convenient.
Base loading attachment 8 realizes, and base turning device 9 realizes the material loading to work piece housing base 1, and first conveyor 10 realizes that the process links up, realizes automatic equipment, and terminal loading attachment 11, button loading attachment 12, shell fragment loading attachment 13 assemble work piece binding post 2, work piece button 3 that resets, work piece connection shell fragment 4 that correspond respectively to work piece housing base 1 on, realize installing in advance. And the intermediate transition device 14 realizes the output or continuous installation of the pre-installed travel switch. The base conveyor belt 22 continuously and stably conveys the workpiece to be machined, and the base material blocking cylinder 23 accurately feeds the workpiece shell base 1 one by one. The base longitudinal deflector 24 detaches the workpiece housing base 1 from the base conveyor 22 and into the base inversion bracket 26, which is rotated by 90 degrees by the base inversion arm 25 and then detached from the base inversion bracket 26 by the air cylinder. The side and top openings of the first open-sided guide frame 27 facilitate installation. The first positioning cylinder 29 realizes positioning installation, when feeding, the first pushing cylinder 28, the first longitudinal traction plate 31 and the first elastic wedge 30 drive the workpiece shell base 1 to move forward for one station in the process through groove, then the first positioning cylinder 29 realizes positioning, next, the first elastic wedge 30 retreats and overcomes the spring force to pass through the workpiece shell base 1 and then reach the back side, and then the base is pushed to move forward for one station.
The vibration basket, the vibrating motor drive work piece binding post 2 and export to terminal pay-off terminal 33 at terminal vibration pay-off passageway 32, and terminal upset traction cylinder 34 drives the fan-shaped guide frame 35 of terminal and revolves the pivot 36 rotation around the terminal, will be located the work piece binding post 2 of terminal pay-off terminal 33 and enter into terminal constant head tank 37, and finally, the horizontal push pedal 38 of terminal installs this work piece binding post 2 in work piece casing base 1 from terminal delivery outlet 39.
Similarly, the button vibration feeding channel 40 outputs the workpiece reset button 3 to the button locating guide frame 41, the button locating cylinder 42 pushes the workpiece reset button 3 to the button locating position 43, the button feeding five-axis manipulator 44 mounts the workpiece reset button 3 on the workpiece housing base 1, and the button driving arm 45 drives the button pressing head 47 to swing and press down through the button connecting arm 46 to press the workpiece reset button 3 to a correct position.
The workpiece connecting elastic sheet 4 is similar to the workpiece connecting terminal 2, and the elastic sheet vibrates the feeding channel 48 and the elastic sheet feeding part 49 to install the feeding of the elastic sheet into the workpiece shell base 1. And pre-installation is realized.
The pre-installed switch enters the middle rotary dividing head 52, and can meet different requirements at corresponding stations, for example, the switch is sent to the middle discharging channel 51 through the middle discharging station air cylinder 50 to be subjected to sampling inspection or inserted into a corresponding process; or the switch is sent to a post-mounting process through the intermediate output dial plate 53.
After the second conveying device 15 receives the switch which is pre-installed, the marking machine 16 is used as standard equipment for marking the job number, the date or the word head by means of laser or spray painting and the like. The contact piece feeding device 17 realizes subsequent feeding and installation of the L-shaped contact piece 5 of the workpiece, the upper cover feeding device 19 realizes cover buckling, the riveting press 18 inserts a positioning pin into the drawing, which is not shown, and the thread feeding machine 20 realizes bolt connection, and all the bolt connection is realized through common equipment such as a mechanical arm and the like, and the equipment is standard equipment. The finished product output device 21 outputs the finished product finally. The contact piece feeding channel 55 realizes feeding, the contact piece ascending pushing cylinder 56 realizes output, the contact piece discharging guide seat 57 realizes transfer, the contact piece discharging cylinder 58 realizes single output, the contact piece overturning cylinder 60 drives the contact piece overturning frame 59 to rotate by 90 degrees to install the L-shaped contact piece 5 of the workpiece, and the contact piece pressing cylinder 61 presses the L-shaped contact piece 5 of the workpiece to a corresponding position.
The upper cover feeding channel 62 sends the workpiece shell upper cover 6 to the upper cover positioning seat 63, and the upper cover feeding manipulator 64 realizes feeding. And a second transfer rail 54 for transferring the subsequent process.
The output turnover arm 65 realizes the output of a finished product process, the output movable clamping plate 66 realizes the clamping of a finished product switch, the output rack gear shaft turnover mechanism 67 drives the output turnover arm 65 to rotate by 90 degrees, the output poking-out arm 68 sends a finished product onto a conveyor belt, and the finished product output cylinder 69 realizes auxiliary adjustment.
The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure, convenient use, shortened assembly line, intellectualization and capability of realizing worker intervention.