CN112573128A

CN112573128A - Strain gauge mounting machine

Info

Publication number: CN112573128A
Application number: CN202011495914.1A
Authority: CN
Inventors: 黄国威
Original assignee: Zhongshan Zhongliheng Sensing Technology Co ltd
Current assignee: Zhongshan Zhongliheng Sensing Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-03-30
Anticipated expiration: 2040-12-17
Also published as: CN112573128B

Abstract

The invention discloses a strain gauge mounting machine, which comprises: a machine base; the carrying jig is provided with a plurality of loading positions suitable for loading the strain seats; the conveying device is arranged on the base and used for driving the carrying jig to move along a preset path; the strain seat feeding device is arranged on the stand and used for providing a strain seat; the feeding manipulator is arranged on the base and used for transferring the strain seat from the strain seat feeding device to the loading position; the grinding device is arranged on the stand and used for grinding the strain seat to form a mounting area; the cleaning device is arranged on the stand and used for cleaning polishing dust on the strain seat; the gluing device is arranged on the base and used for coating glue on the mounting area; the strain gauge feeding device is arranged on the base and used for providing strain gauges; and the chip mounting manipulator is arranged on the base and used for mounting the strain chip to the mounting area. The strain gauge mounting machine can finish the mounting process of the strain gauges in a centralized manner, and is high in integration degree, automation degree and production efficiency.

Description

Strain gauge mounting machine

Technical Field

The invention relates to production equipment of a weighing sensor, in particular to a strain gauge mounting machine.

Background

Referring to fig. 1, a conventional weighing sensor generally includes a strain seat 11 and a strain gauge 12 attached to the strain seat 11, wherein a strain portion is disposed on the strain seat 11, and the strain gauge 12 is specifically attached to the strain portion. When an external force is applied to the strain part, the strain part and the strain gauge 12 deform, the electrical parameters of the strain gauge 12 change, the current flowing through the strain gauge 12 changes accordingly, the specific value of the current change can be detected through an electrical means, and the magnitude of the applied external force can be calculated and obtained. The whole production process of the existing strain gauge mounting mainly depends on manual work and some simple devices, the working procedures are dispersed, and the integration degree and the automation degree are lower.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the strain gauge mounting machine which is high in integration degree and automation degree.

According to the embodiment of the invention, the strain gage mounting machine comprises: a machine base; the carrying jig is provided with a plurality of loading positions suitable for loading the strain seats; the conveying device is arranged on the base and used for driving the carrying jig to move along a preset path; the strain seat feeding device is arranged on the stand and used for providing the strain seat; the feeding manipulator is arranged on the base and used for transferring the strain seat from the strain seat feeding device to the loading position; the grinding device is arranged on the machine base and used for grinding the strain seat to form a mounting area; the cleaning device is arranged on the stand and used for cleaning polishing dust on the strain seat; the gluing device is arranged on the base and used for coating glue on the mounting area; the strain gauge feeding device is arranged on the base and used for providing the strain gauges; the surface mounting mechanical arm is arranged on the base and used for mounting the strain gauge to the mounting area; the feeding manipulator, the polishing device, the cleaning device, the gluing device and the patch manipulator are arranged along the moving path of the carrying jig, so that the carrying jig can pass through the stations corresponding to the feeding manipulator, the polishing device, the cleaning device, the gluing device and the patch manipulator.

The strain gage mounting machine provided by the embodiment of the invention at least has the following beneficial effects: the strain gauge mounting machine can finish the mounting process of the strain gauges in a centralized manner, and is high in integration degree, automation degree and production efficiency.

According to some embodiments of the invention, the cleaning device comprises a washing device for washing the strain seat and a drying device for drying the strain seat.

According to some embodiments of the invention, the device further comprises a tape sticking device, the tape sticking device is arranged on the machine base, and the tape sticking device is used for sticking a tape to the strain seat and the strain gauge.

According to some embodiments of the invention, the transport device comprises: the main conveyor is arranged on the machine base and is provided with a main conveying channel capable of conveying the carrying jig from back to front; the recycling conveyor is arranged on the base and provided with a recycling conveying channel capable of conveying the carrying jig from front to back, and the recycling conveying channel and the main conveying channel are arranged in parallel at intervals along the left and right direction; the front connecting plate is arranged between the main conveying channel and the front end of the recovery conveying channel, a front connecting slideway is arranged on the front connecting plate, and the front connecting slideway is communicated with the front ends of the main conveying channel and the recovery conveying channel; the rear connecting plate is arranged between the main conveying channel and the rear end of the recovery conveying channel, and is provided with a rear connecting slideway which is communicated with the rear ends of the main conveying channel and the recovery conveying channel; the front pushing mechanism is arranged at the front end of the main conveyor or the recovery conveyor and used for pushing the carrying jig from the front end of the main conveying channel to the front end of the recovery conveying channel; and the rear pushing mechanism is arranged at the main conveyor or the rear end of the recovery conveyor and is used for pushing the carrying jig to the rear end of the main conveyor from the rear end of the recovery conveyor.

According to some embodiments of the invention, the strain seat feeder comprises: the movable seat is arranged on the base and can move in the left and right directions relative to the base; the vibration disc device is arranged on the movable seat and comprises a linear output part, the vibration disc device can output the strain seats which are arranged in a straight line in the front-back direction to the linear output part, and the linear output parts are arranged in parallel; and the movable seat driving device is arranged on the base and used for driving the movable seat to move so that the position of the linear output part can correspond to the station of the feeding manipulator.

According to some embodiments of the invention, the loading robot comprises: the XZ moving platform is arranged on the base; the connecting seat is arranged on the XZ moving platform, and the XZ moving platform can drive the connecting seat to move back and forth and up and down; the grabbing mechanisms are used for grabbing and releasing the strain seat, the grabbing mechanisms are arranged in a row along the front-back direction, and the grabbing mechanisms are arranged on the connecting seat and can adjust positions along the front-back direction; and the distance adjusting mechanism is arranged on the connecting seat and used for adjusting the distance between the grabbing mechanisms.

According to some embodiments of the invention, the grinding device comprises: the first fixing frame is arranged on the base; the first upper and lower movable seat is arranged on the first fixed frame and can move up and down relative to the first fixed frame; the first horizontal movable seat is arranged on the first upper and lower movable seats and can move in the horizontal direction relative to the first upper and lower movable seats; the grinding machine is provided with a grinding head and is arranged on the first horizontal movable seat; the first up-down driver is arranged on the first fixed frame and used for driving the first up-down movable seat to move up and down; and the first horizontal driver is arranged on the first upper and lower movable seats and used for driving the first horizontal movable seat to move in the horizontal direction.

According to some embodiments of the invention, the glue spreading device comprises: the second fixing frame is arranged on the base; the second upper and lower movable seat is arranged on the second fixed frame and can move up and down relative to the second fixed frame; the second horizontal movable seat is arranged on the second upper and lower movable seats and can move in the horizontal direction relative to the second upper and lower movable seats; the glue applicator is provided with a glue application brush head and is arranged on the second horizontal movable seat; the second up-down driver is arranged on the second fixed frame and used for driving the second up-down movable seat to move up and down; and the second horizontal driver is arranged on the second upper and lower movable seats and used for driving the second horizontal movable seat to move in the horizontal direction.

According to some embodiments of the invention, further comprising: the positioning mechanism is arranged on the base and used for positioning the strain gauge, a positioning station is arranged on the positioning mechanism, and the patch manipulator can firstly transfer the strain gauge to the positioning station and then attach the strain gauge to the strain seat.

According to some embodiments of the invention, the taping device comprises: the third bracket is arranged on the base and positioned on one side of the moving path of the carrying jig; the adhesive tape mounting mechanism is arranged on the third support, and the adhesive tape coiled material can be rotatably mounted on the adhesive tape mounting mechanism; the fourth bracket is arranged on the base and positioned at the other side of the moving path of the carrying jig; the third upper and lower movable seat is arranged on the fourth support and can move up and down relative to the fourth support; the first adhesive tape holder is fixedly arranged on the third upper and lower movable seats; the second adhesive tape holder is arranged in parallel with the first adhesive tape holder in the front-back direction, is arranged on the third upper and lower movable seat and can move back and forth relative to the third upper and lower movable seat; the third up-down driver is arranged on the fourth support and used for driving the third up-down movable seat to move up and down; the third horizontal driver is arranged on the third upper and lower movable seats and is used for driving the second adhesive tape holder to move back and forth; and the cutting mechanism is arranged on the third support and can cut off the adhesive tape.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic perspective view of a load cell;

FIG. 2 is a perspective view of an embodiment of the present invention;

fig. 3 is a perspective view of the carrying fixture;

FIG. 4 is a schematic perspective view of a transport device according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a strain seat feeding device according to an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of FIG. 5 at A;

fig. 7 is a schematic perspective view of a feeding manipulator according to an embodiment of the present invention;

FIG. 8 is an exploded view of FIG. 7;

FIG. 9 is a partial cutaway view of the structure depicted in FIG. 7;

FIG. 10 is one of schematic perspective views of a sanding device and a portion of a cleaning device in accordance with an embodiment of the present invention;

FIG. 11 is a second perspective view of a polishing device and a portion of a cleaning device according to an embodiment of the present invention;

FIG. 12 is a perspective view of a glue application device according to an embodiment of the invention;

FIG. 13 is a schematic perspective view of a foil gage feeding device and a placement robot according to an embodiment of the invention;

FIG. 14 is a perspective view of a positioning mechanism according to an embodiment of the present invention;

FIG. 15 is an exploded view of a positioning mechanism according to an embodiment of the invention;

FIG. 16 is a perspective view of a taping device in accordance with an embodiment of the present invention;

FIG. 17 is a schematic view of a semi-finished product after the taping process is completed according to an embodiment of the present invention;

fig. 18 is a schematic perspective view of a post-processing module according to an embodiment of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1, a gravity sensor 1 includes a strain seat 11 and a strain gauge 12 attached to the strain seat 11.

Referring to fig. 2 to 3, a strain gauge mounter for mounting a strain gauge 12 to a strain seat 11 includes: a base 100, a front seat 101 and a rear seat 102; the carrying jig 210 is provided with a plurality of loading positions suitable for loading the strain seat 11, and the loading positions are specifically grooves matched with the shape of the strain seat 11; a transportation device 220 disposed on the base 100 for driving the carrying fixture 210 to move along a predetermined path; a strain seat feeding device 310, disposed on the machine base 100, for providing a strain seat 11; a loading robot 320, disposed on the base 100, for transferring the strain seat 11 from the strain seat feeder 310 to a loading position; a polishing device 410 disposed on the base 100 for polishing the strain seat 11 to form a mounting area; the cleaning device 420 is arranged on the stand 100 and used for cleaning polishing dust on the strain seat 11; a glue spreading device 510 disposed on the base 100 for spreading glue on the mounting area; the strain gauge feeding device 520 is arranged on the stand 100 and used for providing the strain gauge 12; the mounting manipulator 530 is arranged on the base 100 and used for mounting the strain gauge 12 to a mounting area; the feeding manipulator 320, the polishing device 410, the cleaning device 420, the gluing device 510, and the placement manipulator 530 are disposed along a moving path of the carrying fixture 210, so that the carrying fixture 210 can pass through the stations corresponding to the feeding manipulator 320, the polishing device 410, the cleaning device 420, the gluing device 510, and the placement manipulator 530. The strain gauge mounting machine can intensively finish the mounting process of the strain gauges 12, and is high in integration degree, automation degree and production efficiency. In this embodiment, by grinding the mounting area, the surface defects of the strain seat 11 can be removed, so that the mounted surface is smoother and obtains a certain roughness, thereby enhancing the mounting effect of the strain gauge 12 and the strain seat 11.

In the embodiment, the carrier fixture 210 is provided with five loading positions, which can process the mounting work of five strain seats 11 at a time. Of course, in some embodiments, other numbers of loading positions may be provided, and the number of loading positions may be set according to the requirement.

Referring to fig. 3, in the present embodiment, the transportation device 220 includes: a main conveyor 221 disposed on the base 100, the main conveyor 221 being provided with a main transport way 2211 capable of transporting the carrying jig 210 from back to front; the recycling conveyor 222 is arranged on the base 100, the recycling conveyor 222 is provided with a recycling conveying passage 2221 capable of conveying the carrying jig 210 from front to back, and the recycling conveying passage 2221 and the main conveying passage 2211 are arranged in parallel at intervals in the left-right direction; a front connecting plate 223 arranged between the front ends of the main transportation way 2211 and the recovery transportation way 2221, wherein a front connecting slide 2231 is arranged on the front connecting plate 223, and the front connecting slide 2231 is communicated with the front ends of the main transportation way 2211 and the recovery transportation way 2221; a rear connecting plate 224 arranged between the rear ends of the main transport passage 2211 and the recovery transport passage 2221, wherein a rear connecting slide 2241 is arranged on the rear connecting plate 224, and the rear connecting slide 2241 is communicated with the rear ends of the main transport passage 2211 and the recovery transport passage 2221; the front pushing mechanism 225 is arranged at the front end of the main conveyor 221 or the recovery conveyor 222 and used for pushing the carrying jig 210 from the front end of the main conveying passage 2211 to the front end of the recovery conveying passage 2221; the rear pushing mechanism 226 is disposed at the rear end of the main conveyor 221 or the recovery conveyor 222, and is configured to push the carrying fixture 210 from the rear end of the recovery transportation path 2221 to the rear end of the main transportation path 2211. By adopting the structure, the carrying jig 210 can be recycled, and the utilization efficiency is high. In this embodiment, the main conveyor 221 and the recycling conveyor 222 are belt conveyors, and are respectively provided with a pair of conveying belts, the carrying jig 210 can be conveyed on the pair of conveying belts, the two sides of the conveying belts are provided with baffles, and the conveying belts and the baffles form a conveying channel. In this embodiment, the front pushing mechanism 225 and the rear pushing mechanism 226 each include an air cylinder and a pushing block, and the air cylinder drives the pushing block to move and push the carrying fixture 210. In this embodiment, the main conveyor 221 and the recycling conveyor 222 can put in a proper number of carrying jigs 210 according to actual conditions, so as to ensure that each processing device can process simultaneously, thereby realizing production line type production. In this embodiment, the carrying jig 210 may be positioned and stopped on the transportation device 220 by providing a material stop mechanism on the transportation device 220.

Referring to fig. 5, in the present embodiment, the strain seat feeding device 310 includes: a movable base 311 disposed on the base 100 and movable in a left-right direction with respect to the base 100; at least two vibration disk devices 312, wherein the vibration disk devices 312 are arranged on the movable seat 311, the vibration disk devices 312 comprise linear output parts 3121, the vibration disk devices 312 can output the strain seats 11 which are arranged in a straight line in the front-back direction to the linear output parts 3121, and the linear output parts 3121 are arranged in parallel; and a movable seat driving device 313 provided in the base 100, for driving the movable seat 311 to move such that a position of any one of the linear output portions 3121 corresponds to a station of the loading robot 320. With the above arrangement, two or more kinds of the strain trays 11 can be supplied, and one vibration plate device 312 can be selected by the movable tray driving device 313 to supply the material. In the present embodiment, the movable base 311 is connected to the base 100 by a pair of linear guide rails disposed in the left-right direction, and is movable in the left-right direction with respect to the base 100. In this embodiment, the vibrating disk device 312 may adopt an existing vibrating disk capable of linearly outputting a workpiece, and may adopt a type in which a stopper mechanism is provided at the end of a linear output portion, so as to facilitate the feeding robot 320 to timely grasp the strain seat 11.

Referring to fig. 6, in the present embodiment, three vibrating disk devices 312 are provided, and the seat driving device 313 includes a first cylinder 3131, a second cylinder 3132, a first connector 3133, and a second connector 3134; the cylinder body of the first cylinder 3131 is fixedly disposed on the base 100, the first connecting part 3133 is connected to the cylinder rod of the first cylinder 3131, the cylinder body of the second cylinder 3132 is fixedly disposed on the first connecting part 3133, the cylinder rod of the second cylinder 3132 is connected to the movable base 311 through the second connecting part 3134, and the first cylinder 3131 and the second cylinder 3132 are both disposed along the left-right direction. With the above configuration, the movable seat 311 can be set to three positions, and the three vibratory pan devices 312 can be switched to supply the material. The structure is simple, the implementation is easy, and the cost is low. In other embodiments, movable seat driving device 313 may also adopt other suitable structures and is not limited to the embodiment provided in this embodiment.

Referring to fig. 7, the loading robot 320 includes: an XZ moving platform 321 arranged on the stand 100; the connecting seat 322 is arranged on the XZ moving platform 321, and the XZ moving platform 321 can drive the connecting seat 322 to move back and forth and up and down; the grabbing mechanism 323 is used for grabbing and releasing the strain seat 11, the grabbing mechanisms 323 are arranged in a row along the front-back direction, and the grabbing mechanism 323 is arranged on the connecting seat 322 and can adjust the position along the front-back direction; the spacing adjustment mechanism 324 is disposed on the connecting seat 322 and is configured to adjust a spacing between the plurality of grabbing mechanisms 323. Since different strain gauges 11 have different widths, the center-to-center distances of the strain gauges 11 in a row output from different vibratory pan apparatuses 312 are different, and in order to adapt to this situation, the distances of the gripping mechanisms 323 are adjusted by the distance adjusting mechanisms 324, so that the strain gauges 11 supplied from different vibratory pan apparatuses 312 can be adapted. In this embodiment, the XZ moving platform 321 may be a linear motor and a cylinder combination to form a two-way moving platform. In the present embodiment, the grasping mechanism 323 is connected to the connecting base 322 by a pair of linear guide rails disposed in front and rear directions so as to be movable in front and rear directions with respect to the connecting base 322, and may be connected by other suitable structures, such as a sliding groove structure, without being limited to the above-mentioned embodiments.

Referring to fig. 8, in this embodiment, the distance adjusting mechanism 324 includes an adjusting plate 3241 and an adjusting plate driving component 3242, the adjusting plate 3241 is disposed on the connecting seat 322 and can move up and down relative to the connecting seat 322, a sliding groove 3243 corresponding to the grabbing mechanism 323 one to one is disposed on the adjusting plate 3241, the sliding grooves 3243 extend vertically and are arranged in a row along the front-back direction, one ends of the sliding grooves 3243 are close to each other and the other ends are away from each other, a first pulley 3231 corresponding to the sliding groove 3243 one to one is disposed on the grabbing mechanism 323, the first pulley 3231 is movably disposed on the corresponding sliding groove 3243, and the adjusting plate driving component 3242 is disposed on the connecting seat 322 and is used for. When the adjusting plate 3241 moves up and down, the first pulleys 3231 move toward or away from each other by the plurality of slide grooves 3243, thereby driving the grasping mechanisms 323 to move toward or away from each other, thereby adjusting the interval. In the present embodiment, the plurality of slide grooves 3243 are equally spaced at any height, so that the equal spacing between the grasping mechanisms 323 can be maintained. In this embodiment, the adjusting plate 3241 is connected to the connecting base 322 by a linear guide pair to be movable up and down.

In this embodiment, the adjusting plate driving assembly 3242 is a screw driving mechanism, which includes a motor, a screw rod and a screw nut, the screw rod is pivotally connected to the connecting base 322, the motor is disposed on the connecting base 322 and is connected to the screw rod through a belt, the screw nut is disposed on the adjusting plate 3241, and the screw nut is screwed to the screw rod. In other embodiments, the adjusting plate driving assembly 3242 may also adopt other structures, such as a linear motor, and is not limited to the solution provided by this embodiment.

Referring to fig. 8 and 9, for some ferrous strain gages 11, the following mechanism may be used: the grabbing mechanism 323 comprises a seat body portion 3232 and a movable rod 3233, the seat body portion 3232 is arranged on the connecting seat 322 and can be adjusted in position in the front-back direction, a sliding through hole is formed in the seat body portion 3232, the movable rod 3233 is movably arranged in the sliding through hole and can move up and down, a magnet is arranged at the lower end of the movable rod 3233, and a movable rod driving assembly for driving the movable rod 3233 to move up and down is arranged on the connecting seat 322. When seat 11 is met an emergency in needs absorption, through activity pole drive assembly down removal activity pole 3233 for magnet is close to the lower extreme of sliding through hole or exposes a little from the lower extreme of sliding through hole, and when seat 11 is met an emergency in release, through activity pole drive assembly up removal activity pole 3233, magnet is taken in inside and keep away from the lower extreme of sliding through hole, and seat 11 is met an emergency loses magnetic force adsorption and can break away from with snatching mechanism 323.

In this embodiment, the movable rod drive assembly includes a movable rod drive cylinder 3234 and a connecting assembly 3235, the cylinder body of the movable rod drive cylinder 3234 is disposed on the connecting seat 322, the cylinder rod of the movable rod drive cylinder 3234 is connected with the upper end of the movable rod 3233 through the connecting assembly 3235, the upper end of the movable rod 3233 is provided with a second pulley 3236, the connecting assembly 3235 is provided with a slideway disposed along the front-back direction, the second pulley 3236 is movably disposed on the slideway so that the movable rod 3233 can move along the slideway, and when the connecting assembly 3235 moves up and down, the wall surface of the slideway can drive the second pulley 3236 to move up and down so that the movable rod 3233 can move up and down.

In other embodiments, the gripping mechanism 323 may also be a vacuum chuck, a pneumatic finger, or the like, and is not limited to the embodiment of the present embodiment.

Referring to fig. 10 and 11, in the present embodiment, the grinding apparatus 410 includes: a first fixing frame 411 disposed on the base 100; a first vertical movable seat 412 disposed on the first fixed frame 411 and capable of moving up and down relative to the first fixed frame 411; a first horizontal movable seat 413 which is disposed on the first upper and lower movable seats 412 and is movable in a horizontal direction with respect to the first upper and lower movable seats 412; a sander 414 provided with a sanding head 4141, the sander 414 being provided on the first horizontal movable seat 413; a first up-down driver 415 disposed on the first fixed frame 411 and configured to drive the first up-down movable seat 412 to move up and down; the first horizontal driver 416 is disposed on the first upper and lower movable blocks 412, and is used for driving the first horizontal movable block 413 to move in the horizontal direction. In this embodiment, the first up-down driver 415 and the first horizontal driver 416 are air cylinders, the first up-down movable seat 412 is disposed on a rod of the first up-down driver 415, and the first horizontal movable seat 413 is movably connected to the first up-down movable seat 412 through a linear guide pair to realize horizontal movement. After the strain seat 11 is transported to a working position corresponding to the polishing device 410 by the carrying jig 210 and the transporting device 220, the first upper and lower movable seats 412 are driven by the first upper and lower drivers 415 to move downwards, so that the polishing head 4141 presses the strain seat 11, and then the first horizontal movable seat 413 is driven by the first horizontal driver 416 to horizontally move back and forth, so that polishing is performed.

In the present embodiment, the cleaning device 420 includes a cleaning device 421 and a drying device 422, the cleaning device 421 is used for cleaning the strain seat 11, and the drying device 422 is used for drying the strain seat 11. The cleaning device 421 specifically includes a first cleaning water pipe 4211, a second cleaning water pipe 4212, a brush 4213, a brush connecting seat 4214 and a brush driving mechanism 4215, the first cleaning water pipe 4211 is used for providing water flow when the polishing device 410 polishes the strain seat 11, the second cleaning water pipe 4212, the brush 4213, the brush connecting seat 4214 and the brush driving mechanism 4215 form a subsequent cleaning module, the subsequent cleaning module is arranged on the front side of the polishing device 410, the drying device 422 is arranged on the front side of the subsequent cleaning module, the brush connecting seat 4214 is arranged on the first fixing frame 411 and can move horizontally, the brush 4213 is arranged on the brush connecting seat 4214, the brush driving mechanism 4215 is used for driving the brush connecting seat 4214 to move horizontally back and forth, the device brushes 4213 and the strain seat 11, and the second cleaning water pipe 4212 is used for providing water flow in the brushing process. The brush driving mechanism 4215 adopts an air cylinder, and the brush connecting seat 4214 is connected to an air cylinder rod of the brush driving mechanism 4215. After the strain seat 11 is transported to a station corresponding to a subsequent cleaning module by the carrying jig 210 and the transporting device 220, the brush connecting seat 4214 and the brushes 4213 thereon are driven to move by the brush driving mechanism 4215, so that the strain seat 11 is brushed. After the strain seat 11 is brushed, the strain seat enters a drying device 422 through the carrying jig 210 and the transporting device 220 to be dried, and the drying device 422 can adopt a constant temperature oven and the like.

Referring to fig. 12, in the present embodiment, the glue spreading device 510 includes: a second fixing frame 511 disposed on the base 100; a second vertical movable base 512 disposed on the second fixed frame 511 and capable of moving up and down relative to the second fixed frame 511; a second horizontal movable base 513 which is provided on the second vertically movable base 512 and is movable in the horizontal direction with respect to the second vertically movable base 512; the glue applicator 514 is provided with a glue application brush head 5141, and the glue applicator 514 is arranged on the second horizontal movable seat 513; a second up-down driver 515, disposed on the second fixed frame 511, for driving the second up-down movable seat 512 to move up and down; and a second horizontal driver 516, disposed on the second upper and lower movable blocks 512, for driving the second horizontal movable block 513 to move in the horizontal direction. In this embodiment, the second horizontally movable stand 513 is connected to the second horizontally movable stand 513 by a pair of linear guides so as to be horizontally movable. In this embodiment, both the second up-down driver 515 and the second horizontal driver 516 employ air cylinders, and the second up-down movable base 512 is disposed on a cylinder rod of the second up-down driver 515 so as to be movable up and down. In this embodiment, glue is stored inside the glue applicator 514, and the upper end of the glue brush 5141 extends into the glue to suck the glue. When the strain seat 11 enters the station corresponding to the glue coating device 510 through the carrying fixture 210 and the transportation device 220, the second up-down driver 515 drives the second up-down movable seat 512 to move down, so that the glue coating brush head 5141 contacts the strain seat 11, and then the second horizontal driver 516 drives the second horizontal movable seat 513 and the glue applicator 514 arranged thereon to move horizontally, so as to coat glue on the strain seat 11.

Referring to fig. 13, in the present embodiment, the strain gauge feeding device 520 includes an XY moving platform 521 and a loading tray 522; the material loading disc 522 is arranged on the XY moving platform 521, the XY moving platform 521 is used for driving the material loading disc 522 to move front and back and left and right, and the material loading disc 522 is provided with accommodating grooves which are arranged in an array and used for accommodating the strain gauges 12. In this embodiment, the XY stage 521 is formed by combining two linear motion modules driven by a screw mechanism. The loading tray 522 is adjusted to a position on a horizontal plane by a driving action of the XY moving stage 521, thereby facilitating the pick-and-place robot 530 to grasp the strain gauge 12.

In this embodiment, the method further includes: the positioning mechanism 540 is disposed on the base 100 and used for positioning the strain gauge 12, a positioning station is disposed on the positioning mechanism 540, and the placement manipulator 530 can transfer the strain gauge 12 to the positioning station and then attach the strain gauge 12 to the strain seat 11. By arranging the positioning mechanism 540, the strain gauge 12 can be positioned first and then mounted, and the mounting precision is high.

In this embodiment, the mounter robot 530 includes a YZ moving platform 531, a suction cup connection base 532, and two suction cup components 533, the suction cup connection base 532 is disposed along the left and right directions, the two suction cup components 533 are disposed at two ends of the suction cup connection base 532, the suction cup connection base 532 is disposed on the YZ moving platform 531, the YZ moving platform 531 is disposed on the base 100, and the YZ moving platform 531 is used for driving the suction cup connection base 532 to move left and right and up and down. The suction cup assembly 533 is provided with a plurality of vacuum suction cups, and the number of the vacuum suction cups is the same as the number of the loading bits on the carrying jig 210. When the placement robot 530 works, the relative positions of the two suction cup assemblies 533 are configured: when one chuck assembly 533 corresponds to the tray 522, the other chuck assembly 533 corresponds to the positioning mechanism 540, and when the other chuck assembly 533 adsorbs the positioned strain gauge 12 and moves to the position corresponding to the carrier jig 210 by the YZ moving platform 531, the position of the chuck assembly 533 corresponds to the positioning mechanism 540. When the strain gauge 12 is mounted, the YZ moving platform 531 drives the suction cup connection seat 532 and the suction cup component 533 to move down, so that the strain gauge 12 is directly mounted on the strain seat 11.

Referring to fig. 14 and 15, in the present embodiment, the positioning mechanism 540 includes a frame portion 541, a positioning base 542, a first positioning block 543, a second positioning block 544, a first positioning block driver 545 and a second positioning block driver 546; the frame body 541 is disposed on the base 100, the positioning seat 542 is disposed on the frame body 541, the first positioning block 543 is disposed on the frame body 541 and can move left and right, the second positioning block 544 is disposed on the frame body 541 and can move front and back, the first positioning block driver 545 is disposed on the frame body 541 and drives the first positioning block 543 to move, the second positioning block driver 546 is disposed on the frame body 541 and drives the second positioning block 544 to move, and the positioning seat 542, the first positioning block 543, and the second positioning block 544 can enclose a positioning space adapted to the strain gauge 12. Specifically, when positioning is performed, the strain gauge 12 is placed on the positioning base 542 by the placement manipulator 530, at this time, the first positioning block 543 and the second positioning block 544 are in a state of being moved away, and the first positioning block 543 and the second positioning block 544 are driven to approach the strain gauge 12 by the first positioning block driver 545 and the second positioning block driver 546, and a positioning space is enclosed, so that the position of the strain gauge 12 is positioned. In the embodiment, the first positioning block 543 and the second positioning block 544 are connected to the frame body 541 by a sliding connection; the first positioning block driver 545 and the second positioning block driver 546 employ air cylinders.

In this embodiment, the apparatus further includes a tape attaching device 610, the tape attaching device 610 is disposed on the base 100, and the tape attaching device 610 is used for attaching the tape 2 to the strain seat 11 and the strain gauge 12. By arranging the tape sticking device 610, the position between the strain seat 11 and the strain gauge 12 can be fixed in advance when the glue is not solidified, and the displacement of the strain gauge in the subsequent process is reduced.

Referring to fig. 16, in the present embodiment, a taping device 610 includes: a third support 611 disposed on the base 100 and beside the moving path of the carrying fixture 210; a tape mounting mechanism 612 provided on the third bracket 611, the tape roll 3 being rotatably mounted on the tape mounting mechanism 612; a fourth support 613 disposed on the base 100 and located at the other side of the moving path of the carrying fixture 210; a third vertical movable seat 614 provided on the fourth support 613 and capable of moving up and down with respect to the fourth support 613; a first tape holder 615 fixedly disposed on the third upper and lower movable seats 614; a second tape holder 616 disposed in parallel with the first tape holder 615 in the front-rear direction, the second tape holder 616 being disposed on the third upper and lower movable base 614 and being movable forward and backward with respect to the third upper and lower movable base 614; a third up-down driver 617 which is provided in the fourth support 613 and drives the third up-down movable base 614 to move up and down; a third horizontal driver 618 disposed on the third upper and lower movable blocks 614 for driving the second tape holder 616 to move forward and backward; a cutting mechanism 619 provided in the third support 611 and capable of cutting the adhesive tape 2. In the initial state, the end of the tape 2 pulled out from the tape roll 3 is held by the first tape holder 615. When the tape is applied, the second tape holder 616 holds the end of the tape 2, the first tape holder 615 releases the holding, the second tape holder 616 moves backward a distance to pull out the tape 2 a distance, and when the carrying jig 210 is transported to a station corresponding to the tape applying device 610, the third upper and lower movable base 614 moves downward, so that the first tape holder 615 and the second tape holder 616 move downward together to apply the tape 2 to the strain seat 11 and the strain gauge 12. After the adhesive tape 2 is applied, the adhesive tape 2 is cut by a cutting mechanism 619.

In this embodiment, the tape mounting mechanism 612 includes a roller and a guide wheel, the tape roll 3 is sleeved on the roller, and the led-out tape 2 is bent and led out through the guide wheel; the third up-down movable seat 614 is connected to the third support 611 through a linear guide rail pair, and the third up-down driver 617 adopts an air cylinder; the third horizontal driver 618 adopts a rodless cylinder, and the second tape holder 616 is arranged on an action part of the third horizontal driver 618; the first tape holder 615 and the second tape holder 616 employ pneumatic fingers.

In this embodiment, the cutting mechanism 619 includes a pressing plate 6191, a cutter holder 6192, two cutters 6193, an elastic member 6194, and a cutter holder driver 6195; the cutter seat 6192 is disposed on the third support 611 and can move up and down, the two cutters 6193 are disposed at the front and rear ends of the cutter seat 6192, the pressing plate 6191 is located at the lower side of the cutter seat 6192, the pressing plate 6191 is disposed on the cutter seat 6192 and can move up and down relative to the cutter seat 6192, and the elastic member 6194 is disposed between the pressing plate 6191 and the cutter seat 6192. When the adhesive tape 2 is cut, the cutter seat driver 6195 drives the pressing plate 6191 and the cutter seat 6192 to move downwards, the pressing plate 6191 contacts the adhesive tape 2 firstly and presses the adhesive tape 2 to the strain seat 11, and then the cutter seat 6192 continues to move downwards, so that the two cutters 6193 cut off the front end and the rear end of the adhesive tape 2 respectively. The semi-finished product after the tape 2 is attached is shown in fig. 17. In this embodiment, the cutter seat driver 6195 is an air cylinder, a cylinder body of the air cylinder is disposed on the third support 611, the cutter seat 6192 is connected to an air cylinder rod of the cutter seat driver 6195, the pressing plate 6191 is slidably connected to the cutter seat 6192 through a guide rod, and the elastic member 6194 is a spring.

Referring to fig. 18, the present embodiment further includes: the material receiving seat feeding device 620 is arranged on the machine seat 100 and used for providing a material receiving seat 630; a material receiving seat moving device 640 disposed on the machine base 100 for driving the material receiving seat 630 to move along a predetermined path; a material receiving seat transfer robot 650 disposed on the base 100 for transferring the material receiving seat 630 to the material receiving seat moving device 640; a material receiving manipulator 660 provided on the base 100, for transferring the strain gauge 11 having the strain gauge 12 and the adhesive tape 2 mounted thereon to the material receiving base 630; a partition feeding device 670 provided to the base 100 for feeding the partition 680; a separator transfer robot 690 provided to the base 100 for covering the separator 680 to the material receiving stand 630 and the strain seat 11; wherein, the receiving seat transfer manipulator 650, the receiving manipulator 660 and the partition transfer manipulator 690 are arranged along the moving path of the receiving seat 630; and the fastening jig can clamp and fasten the plurality of groups of the material receiving seats 630 and the partition plates 680 which are stacked together. The structure forms a post-processing module for post-processing to finish the semi-finished products after the strain gauge 12 and the adhesive tape 2 are mounted. After the adhesive tape 2 is pasted, the strain seat 11 attached with the adhesive tape 2 is transferred to the receiving seat 630 through the receiving seat transfer manipulator 650, the receiving seat 630 moves to a station corresponding to the partition plate transfer manipulator 690 through the receiving seat moving device 640, the partition plate transfer manipulator 690 covers the partition plate 680 to the receiving seat 630, the semi-finished products are collected through manual work or a manipulator, the semi-finished products are overlapped together and clamped together through a fastening jig, and then the whole assembly is placed into an oven to be baked, so that the solidification of the glue is accelerated.

In this embodiment, the material receiving robot 660 may refer to a specific setting of the material loading robot 320. Receive material seat feedway 620 includes a storage cylinder, the storage cylinder have a storage space, storage space's lower extreme opening, the below in storage hole space sets up the loading board, the interval has between the lower extreme of loading board and storage space, this interval and the thickness adaptation of a receipt seat 630, receive the material seat and transfer manipulator 650 and include push pedal and cylinder, through cylinder drive push pedal motion, the push pedal inserts in foretell interval and will receive the direct propelling movement of material seat 630 to receive material seat mobile device 640, when the push pedal resets, receive material seat 630 and drop to the loading board again. The partition plate feeding device 670 is similar to the material receiving seat feeding device 620 in structure, the partition plates 680 are pushed out of the storage barrels one by one through the push plates, the partition plates 680 are pushed out and then transferred through the partition plate transferring mechanical arm 690, and the partition plate transferring mechanical arm 690 is a mechanical arm with a vacuum chuck and capable of moving left and right and up and down. The material receiving seat moving device 640 employs a belt conveyor.

The actions of the above-mentioned every device mechanism can be uniformly controlled by means of industrial control computer, and the position of the action component can be detected by means of position detection device, for example, stroke switch, photoelectric detection probe and others. In the field of mechanical automation, there are many specific implementation means for controlling mechanical equipment, and those skilled in the art can design a kit according to actual conditions.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. Strain gage mounter for mounting a strain gage (12) on a strain seat (11), comprising:

a frame (100);

the carrying jig (210) is provided with a plurality of loading positions suitable for loading the strain seats (11);

the conveying device (220) is arranged on the base (100) and used for driving the carrying jig (210) to move along a preset path;

the strain seat feeding device (310) is arranged on the stand (100) and is used for providing the strain seat (11);

a loading manipulator (320) arranged on the base (100) and used for transferring the strain seat (11) from the strain seat feeding device (310) to the loading position;

the grinding device (410) is arranged on the machine base (100) and is used for grinding the strain seat (11) to form a mounting area;

the cleaning device (420) is arranged on the stand (100) and used for cleaning grinding dust on the strain seat (11);

the gluing device (510) is arranged on the base (100) and is used for coating glue on the mounting area;

the strain gauge feeding device (520) is arranged on the stand (100) and is used for providing the strain gauge (12);

a mounting manipulator (530) arranged on the base (100) and used for mounting the strain gauge (12) to the mounting area; wherein the content of the first and second substances,

the feeding manipulator (320), the polishing device (410), the cleaning device (420), the gluing device (510) and the patch manipulator (530) are arranged along a moving path of the carrying jig (210), so that the carrying jig (210) can pass through the stations corresponding to the feeding manipulator (320), the polishing device (410), the cleaning device (420), the gluing device (510) and the patch manipulator (530).

2. The strain gage mounter according to claim 1, wherein said cleaning device (420) includes a washing device (421) and a drying device (422), said washing device (421) being for washing said strain seat (11), said drying device (422) being for drying said strain seat (11).

3. The strain gage mounter according to claim 1, further comprising a taping device (610), said taping device (610) being provided to said base (100), said taping device (610) being for applying a tape (2) to said strain seat (11) and said strain gage (12).

4. The strain gage mounter according to claim 1, wherein the transportation means (220) includes:

the main conveyor (221) is arranged on the base (100), and the main conveyor (221) is provided with a main conveying channel (2211) capable of conveying the carrying jig (210) from back to front;

the recycling conveyor (222) is arranged on the base (100), the recycling conveyor (222) is provided with a recycling conveying channel (2221) capable of conveying the carrying jig (210) from front to back, and the recycling conveying channel (2221) and the main conveying channel (2211) are arranged in parallel at intervals in the left-right direction;

the front connecting plate (223) is arranged between the front ends of the main conveying channel (2211) and the recovery conveying channel (2221), a front connecting slide way (2231) is arranged on the front connecting plate (223), and the front connecting slide way (2231) is communicated with the front ends of the main conveying channel (2211) and the recovery conveying channel (2221);

the rear connecting plate (224) is arranged between the main conveying channel (2211) and the rear end of the recovery conveying channel (2221), a rear connecting slide way (2241) is arranged on the rear connecting plate (224), and the rear connecting slide way (2241) is communicated with the rear ends of the main conveying channel (2211) and the recovery conveying channel (2221);

the front pushing mechanism (225) is arranged at the front end of the main conveyor (221) or the recovery conveyor (222) and used for pushing the carrying jig (210) from the front end of the main conveying channel (2211) to the front end of the recovery conveying channel (2221);

the rear pushing mechanism (226) is arranged at the rear end of the main conveyor (221) or the rear end of the recovery conveyor (222) and used for pushing the carrying jig (210) to the rear end of the main conveyor (2211) from the rear end of the recovery conveyor channel (2221).

5. The machine according to claim 1, wherein the strain seat feeder (310) comprises:

a movable base (311) which is provided on the base (100) and can move in the left-right direction with respect to the base (100);

at least two vibrating disk devices (312), wherein the vibrating disk devices (312) are arranged on the movable seat (311), the vibrating disk devices (312) comprise linear output parts (3121), the vibrating disk devices (312) can output the strain seats (11) which are arranged in a straight line in the front-back direction to the linear output parts (3121), and the linear output parts (3121) are arranged in parallel;

and the movable seat driving device (313) is arranged on the base (100) and is used for driving the movable seat (311) to move so that the position of any linear output part (3121) can correspond to the station of the feeding manipulator (320).

6. The strain gage mounter according to claim 5, wherein the feeding robot (320) includes:

an XZ moving platform (321) arranged on the machine base (100);

the connecting seat (322) is arranged on the XZ moving platform (321), and the XZ moving platform (321) can drive the connecting seat (322) to move back and forth and up and down;

the grabbing mechanisms (323) are used for grabbing and releasing the strain seat (11), the grabbing mechanisms (323) are arranged in a row along the front-back direction, and the grabbing mechanisms (323) are arranged on the connecting seat (322) and can be adjusted in position along the front-back direction;

and the spacing adjusting mechanism (324) is arranged on the connecting seat (322) and used for adjusting the spacing between the grabbing mechanisms (323).

7. The strain gage mounter according to claim 1, wherein said grinding device (410) includes:

the first fixing frame (411) is arranged on the base (100);

the first up-down movable seat (412) is arranged on the first fixed frame (411) and can move up and down relative to the first fixed frame (411);

a first horizontal movable seat (413) which is provided on the first upper and lower movable seats (412) and is movable in the horizontal direction with respect to the first upper and lower movable seats (412);

a sander (414) provided with a sanding head (4141), said sander (414) being arranged on said first horizontal movable seat (413);

the first upper and lower drivers (415) are arranged on the first fixed frame (411) and are used for driving the first upper and lower movable seats (412) to move up and down;

and the first horizontal driver (416) is arranged on the first upper and lower movable seats (412) and is used for driving the first horizontal movable seat (413) to move in the horizontal direction.

8. The strain gage mounter according to claim 1, wherein said glue applying device (510) includes:

the second fixing frame (511) is arranged on the base (100);

the second up-down movable seat (512) is arranged on the second fixed frame (511) and can move up and down relative to the second fixed frame (511);

a second horizontal movable base (513) which is provided on the second vertical movable base (512) and is movable in the horizontal direction with respect to the second vertical movable base (512);

the glue applicator (514) is provided with a glue application brush head (5141), and the glue applicator (514) is arranged on the second horizontal movable base (513);

the second up-down driver (515) is arranged on the second fixed frame (511) and used for driving the second up-down movable seat (512) to move up and down;

and the second horizontal driver (516) is arranged on the second upper and lower movable seats (512) and used for driving the second horizontal movable seat (513) to move in the horizontal direction.

9. The strain gage mounter according to claim 1, further comprising:

the positioning mechanism (540) is arranged on the base (100) and used for positioning the strain gauge (12), a positioning station is arranged on the positioning mechanism (540), and the patch manipulator (530) can transfer the strain gauge (12) to the positioning station and then attach the strain gauge (12) to the strain seat (11).

10. The strain gage mounter according to claim 3, wherein said taping device (610) includes:

a third bracket (611) disposed on the machine base (100) and located beside the moving path of the carrying fixture (210);

a tape mounting mechanism (612) provided to the third bracket (611), wherein a tape roll (3) is rotatably mounted to the tape mounting mechanism (612);

a fourth support (613) disposed on the machine base (100) and located at the other side of the moving path of the carrying fixture (210);

a third up-down movable seat (614) provided to the fourth support (613) and movable up and down with respect to the fourth support (613);

a first tape holder (615) fixedly arranged on the third upper and lower movable seats (614);

a second tape holder (616) juxtaposed with the first tape holder (615) in the front-rear direction, the second tape holder (616) being disposed on the third upper and lower movable base (614) and being movable forward and backward relative to the third upper and lower movable base (614);

a third up-down driver (617) provided to the fourth support (613) and configured to drive the third up-down movable base (614) to move up and down;

a third horizontal driver (618) which is arranged on the third upper and lower movable seats (614) and is used for driving the second tape clamp (616) to move back and forth;

a cutting mechanism (619) which is arranged on the third support (611) and can cut off the adhesive tape (2).