CN111266306A - Welded nut is screening vanning system in batches - Google Patents
Welded nut is screening vanning system in batches Download PDFInfo
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- CN111266306A CN111266306A CN202010069634.8A CN202010069634A CN111266306A CN 111266306 A CN111266306 A CN 111266306A CN 202010069634 A CN202010069634 A CN 202010069634A CN 111266306 A CN111266306 A CN 111266306A
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- 238000012216 screening Methods 0.000 title claims abstract description 101
- 238000003466 welding Methods 0.000 claims abstract description 104
- 238000012546 transfer Methods 0.000 claims description 64
- 238000004891 communication Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000007664 blowing Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 description 12
- 230000000903 blocking effect Effects 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 10
- 238000001514 detection method Methods 0.000 description 7
- 238000007873 sieving Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012372 quality testing Methods 0.000 description 2
- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/10—Sorting according to size measured by light-responsive means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
- B65B43/52—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using roller-ways or endless conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/10—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged
- B65B57/14—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged and operating to control, or stop, the feed of articles or material to be packaged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/0009—Sorting of fasteners, e.g. screws, nuts, bolts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Automatic Assembly (AREA)
Abstract
The invention provides a welded nut batch screening and boxing system, which is used for screening qualified welded nuts from batch welded nuts according to structural profile information of the welded nuts and boxing the qualified welded nuts as qualified pieces, and has the characteristics that: the part conveying device is provided with a conveying channel; the screening device is used for screening qualified parts from batches of welded nuts and comprises a contour acquisition part and a mobile platform, wherein the mobile platform is connected with the conveying channel and is used for bearing and moving the batches of welded nuts; the boxing device is used for boxing the qualified parts, the contour acquisition part is provided with at least one contour information acquisition unit used for acquiring structural contour information of the welding nuts, and the contour information acquisition unit is detachably arranged nearby the mobile platform along the moving direction of the mobile platform and is any one of an upward-looking contour information acquisition unit, a side-looking contour information acquisition unit, a welding spot contour information acquisition unit and an internal tooth contour information acquisition unit.
Description
Technical Field
The invention belongs to the field of automation, and particularly relates to a batch screening and boxing system for welding nuts.
Background
The vehicle as a common vehicle has high requirements on the aspect of structural safety, so that the welding nut serving as a connecting piece in the whole vehicle has strict requirements on the size so as to ensure that the welding nut can maintain long-term and enough connecting force when in use, namely, the whole vehicle has firm and safe structural connection.
At present, quality detection and boxing of the batch of welded nuts are two processes, and different automation devices are needed, so that secondary transportation of parts cannot be avoided between the quality detection and boxing of the batch of welded nuts.
In addition, the existing automation devices for quality testing of batches of welded nuts are complex in structure and are solidified, so that the maintenance cost of the automation devices for quality testing and the quality requirements of operators are high.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to provide a welded nut batch screening and boxing system which can simultaneously perform quality inspection and boxing on a batch of welded nuts, and has a simple structure that can be flexibly adjusted according to actual needs.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a welded nut batch screening and boxing system, which is used for screening qualified welded nuts from batch welded nuts according to structural profile information of the welded nuts and boxing the qualified welded nuts as qualified pieces, and has the characteristics that: the part conveying device is provided with a conveying channel for conveying batch welding nuts; the screening device is used for screening qualified parts from batches of welded nuts and comprises a contour acquisition part and a mobile platform, wherein the mobile platform is connected with the tail end of the conveying channel and is used for bearing and moving the batches of welded nuts; and the boxing device is used for boxing the qualified parts screened out by the screening device, wherein the contour acquisition part is provided with at least one contour information acquisition unit, the contour information acquisition unit is detachably arranged near the mobile station along the moving direction of the mobile station and is used for acquiring the structural contour information of the welding nut, and the contour information acquisition unit is any one of an upward contour information acquisition unit, a side contour information acquisition unit, a welding spot contour information acquisition unit and an internal tooth contour information acquisition unit.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: the screening device also comprises an output channel connected with the mobile station, and the output channel is used for outputting the qualified pieces from the screening device.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: wherein the mobile station is a horizontally arranged glass plate, the structural outline information comprises upward profile information of a welding nut, the profile information acquisition part comprises an upward profile information acquisition unit, the upward profile information acquisition unit comprises a first background light source, a first image camera and a first backlight plate, the first background light source is arranged below the mobile station, the first image camera is arranged below the first background light source, the shooting direction of the first image camera is a direction which is vertical to the mobile station and faces upwards, the first image camera is used for collecting profile information of a welding nut carried by the mobile station under the background light under an upward visual angle, the profile information is used as upward profile information, the first backlight plate is arranged above the mobile station and is arranged in the shooting direction of the first image camera, the device is used for avoiding the external light source from interfering the acquisition of the looking-up outline information of the welding nut by the first image camera.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: wherein, the mobile station is arranged horizontally in a ring shape, the structural contour information comprises side view contour information of a welding nut, the contour information acquisition part comprises a side view contour information acquisition unit, the side view contour information acquisition unit comprises a second background light source, a second image camera and a second backlight plate, the second background light source is arranged above the mobile station and used for outputting background light, the second image camera is arranged above the mobile station and positioned at the outer side of the mobile station, the shooting direction of the second image camera is parallel to the direction of the mobile station towards the inner side of the mobile station, the second image camera is used for collecting the contour information of the welding nut carried by the mobile station under the side view angle under the background light, the contour information is used as the side view contour information, the second backlight plate is arranged above the mobile station and positioned at the inner side of the mobile station, the second backlight plate is arranged in the shooting direction of the second image camera, the side view contour information acquisition device is used for avoiding the external light source to interfere the acquisition of the side view contour information of the welding nut by the second image camera.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: wherein, weld nut's up end has a plurality of convex solder joints, the mobile station level sets up, structure profile information includes the profile information of solder joint, profile information acquisition portion includes solder joint profile information acquisition unit, it contains third background light source to look up profile information acquisition unit, third image camera and red light source, the third background light source sets up the top at the mobile station, be used for exporting the background light, third image camera and red light source all set up the top at the mobile station, the shooting direction of third image camera and the coincidence of the direction of shining of red light source and be perpendicular to mobile station and the direction down, red light source is used for exporting ruddiness, thereby cooperation third image camera is gathered the profile information of the solder joint of weld nut that the mobile station bore.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: the welding nut is provided with an internal thread hole arranged along the height direction of the welding nut, the mobile station is a horizontally arranged glass disc, the structural contour information comprises contour information of threads of the internal thread hole of the welding nut, a contour information acquisition part comprises an internal thread contour information acquisition unit, the internal thread contour information acquisition unit comprises a fourth background light source and a fourth image camera, the fourth background light source is arranged below the mobile station and used for outputting background light, the fourth image camera is arranged above the mobile station and used for shooting the direction along the direction which is 45-degree included angle with the surface of the mobile station and faces downwards, and the fourth image camera is used for collecting the contour information of the threads of the internal thread hole of the welding nut born by the mobile station under the background light.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: the screening device further comprises a screening control part in communication connection with the outline information acquisition unit, the screening control part is provided with a storage unit, a calculation unit, a judgment unit and a control unit, the storage unit stores a preset size range, the calculation unit calculates the actual size of the structure of the welding nut according to the structure outline information to serve as the structure size, the judgment unit is used for judging whether the structure size is within the preset size range, and when the judgment is negative, the control unit sends out a screening signal.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: wherein, sieving mechanism still has delivery outlet and the fan of setting near the mobile station, and the direction of blowing of fan is through the mobile station and corresponding with the delivery outlet, and the mobile station passes through at least one profile information acquisition unit, delivery outlet and output channel in proper order, and the control unit and fan communication connection, the fan begin to blow according to the screening signal to blow weld nut to the delivery outlet from the mobile station.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: the part conveying device further comprises a feeding mechanism and a first driving motor, one end of the feeding mechanism corresponds to the initial end of the conveying channel and is used for moving the batch of welding nuts to the conveying channel, and the first driving motor is used for driving the conveying channel to move, so that the batch of welding nuts are conveyed to the moving table through the tail end of the conveying channel.
In the batch screening and boxing system for the welding nuts, the invention can also have the following characteristics: wherein, the vanning device includes: a support part having a support frame; a first conveying part which is arranged on the supporting frame and is provided with a first conveying belt for conveying the empty component box for boxing; the second conveying part is arranged on the supporting frame and is provided with a second conveying belt used for conveying the boxing part box containing qualified welding nuts; and the transfer assembly is used for transferring the part box for boxing to the second conveyor belt from the first conveyor belt, the first conveyor belt and the second conveyor belt are arranged side by side and are arranged adjacently, the first conveyor belt horizontally extends along the length direction of the support frame, the first conveyor belt comprises a transfer station, the second conveyor belt comprises a boxing station located below the outlet of the output channel, the transfer station and the boxing station are located on the same side of the support frame, the transfer assembly is arranged on the support frame and located on the same side of the support frame with the transfer station, the transfer assembly comprises a pushing piece and a second driving motor, the pushing piece is arranged above the transfer station and the boxing station and is used for horizontally moving along the width direction of the support frame under the driving of the second driving motor, and the part box for boxing is pushed to the boxing station from the transfer station.
Action and Effect of the invention
According to the batch screening and boxing system for the welding nuts, which is disclosed by the invention, because the batch screening and boxing system comprises the screening device for screening qualified pieces from a batch of welding nuts and the boxing device for boxing the qualified pieces screened by the screening device, the batch screening and boxing system for the welding nuts can simultaneously carry out quality detection and automatic boxing on the batch of welding nuts, so that a secondary carrying process is omitted.
Further, because the sieving mechanism has the profile information acquisition portion, this profile information acquisition portion includes at least one profile information acquisition unit that can dismantle the setting, and the profile information acquisition unit is for looking up profile information acquisition unit, look sideways at profile information acquisition unit, arbitrary one in solder joint profile information acquisition unit and the interior tooth profile information acquisition unit, so, can carry out nimble adjustment according to actual demand to the structure of sieving mechanism to make the structure of sieving mechanism comparatively simple.
Drawings
FIG. 1 is a left side view of a weld nut batch screening and boxing system in an embodiment of the present invention;
FIG. 2 is a front view of a weld nut batch screening and boxing system in an embodiment of the present invention;
FIG. 3 is a top view of a weld nut in an embodiment of the present invention;
FIG. 4 is a side cross-sectional view of a weld nut in an embodiment of the invention;
FIG. 5 is a first schematic perspective view of a screening apparatus in an embodiment of the present invention;
FIG. 6 is a second schematic perspective view of a screening apparatus in an embodiment of the present invention;
fig. 7 is a block diagram of a configuration of a screening control section in the embodiment of the present invention;
FIG. 8 is a side view of a case loading apparatus in an embodiment of the present invention;
FIG. 9 is a top view of a case loading device in an embodiment of the present invention;
FIG. 10 is a schematic perspective view of a transfer box tooling in an embodiment of the present disclosure;
FIG. 11 is a schematic view of a use state of a transfer box tool in an embodiment of the invention; and
fig. 12 is a flow chart of the operation of a weld nut batch screening and boxing system in an embodiment of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the following embodiments are specifically described in the batch screening and boxing system for the welding nuts in combination with the attached drawings.
FIG. 1 is a left side view of a weld nut batch screening and boxing system in an embodiment of the present invention; fig. 2 is a front view of a weld nut batch screening and boxing system in an embodiment of the present invention.
As shown in fig. 1 and 2, the welding nut batch screening and boxing system 100 in the present embodiment is configured to screen qualified welding nuts from a batch of welding nuts according to structural profile information of the welding nuts and perform boxing with the qualified welding nuts as qualified pieces. The structural profile information includes at least one of profile information of a bottom view of the weld nut, profile information of a side view of the weld nut, profile information of the welding spot, and profile information of a thread of the female screw hole of the weld nut. In the present embodiment, the structural contour information includes the bottom-view contour information of the weld nut, the side-view contour information of the weld nut, the contour information of the weld spot, and the contour information of the thread of the female screw hole of the weld nut.
FIG. 3 is a top view of a weld nut in an embodiment of the present invention; FIG. 4 is a side cross-sectional view of a weld nut in an embodiment of the invention.
As shown in fig. 3 and 4, in the present embodiment, the weld nut a has an overall rectangular parallelepiped shape, and both the upper and lower end faces are square faces, and has a threaded through hole a1 and a weld point a 2. The side length and the overall height of the welded nut A are all items needing quality detection.
The threaded through hole A1 is arranged along the height direction of the weld nut A, and the diameter of the threaded through hole A1, the thread pitch of the thread of the threaded through hole A1 and the height of the thread of the threaded through hole A1 are all items needing quality detection.
The number of the welding spots A2 is four, the welding spots A2 are located at four corners of the upper end face of the welding nut A and protrude outwards, the side lengths of the welding spots A2 are equal, the edges of the welding spots A2 located inside the welding nut A are located on a circle concentric with the threaded through hole A1, and the side lengths and the heights of the welding spots A2 and the distance between the boundaries of the two welding spots A2 at opposite angles are all items needing quality detection.
As shown in fig. 1 and 2, the screening and boxing system 100 includes a part conveying device 10, a screening device 20, a boxing device 30, and a transfer box tool 40.
The part conveying device 10 comprises a feeding mechanism 11, a conveying barrel 12 and a first driving motor 13.
The feeding mechanism 11 includes a parts loading bucket 111 and a guide belt 112. The parts loading bucket 111 is used for storing a batch of the weld nuts a to be detected, and in this embodiment, the parts loading bucket 111 is an inverted hollow quadrangular pyramid. The guide belt 112 is a lifting belt disposed obliquely upward, and one end thereof is disposed at the bottom of the part loading bucket 111 for lifting and conveying the batch of the weld nuts a.
The conveying barrel 12 is provided with an upward opening and correspondingly arranged below the other end of the guide belt 112 and is used for receiving the welding nut A falling from the other end of the guide belt 112. The conveying barrel 12 has a conveying channel (not shown in the drawings), which in this embodiment is disposed in the conveying barrel 12 and is an upwardly extending spiral conveying belt, the beginning of which corresponds to the other end of the guide belt 112 for carrying the batch of weld nuts a to the screening device 20.
The first driving motor 13 is used for driving the conveying channel to move, in this embodiment, the first driving motor 13 is installed at the bottom of the conveying barrel 12, and the conveying channel is installed on an output shaft of the first driving motor 13, and can rotate around a spiral center of the conveying channel under the driving of the first driving motor 13, so as to convey the welding nuts a in the conveying barrel 12 in batches.
FIG. 5 is a first schematic perspective view of a screening apparatus in an embodiment of the present invention; fig. 6 is a second perspective view of the screening apparatus in the embodiment of the present invention.
As shown in fig. 1, 2, 5 and 6, the screening device 20 is used for receiving a batch of the weld nuts a conveyed by the conveying barrel 12 and screening qualified products from the batch of the weld nuts a, and includes a housing 20A, a base 20B, a moving table 21, a contour collecting part 22, a screening control part 23, a blower 24, an output port channel 25, a blocking plate 26 and an output channel 27.
The housing 20A is an integral outer casing of the screening apparatus 20. The base 20B is disposed inside the housing 20A. The moving stage 21, the profile collection section 22, the screening control section 23, the blower 24, the outlet passage 25, the blocking plate 26, and the outlet passage 27 are mounted on the base 20B.
The moving table 21 is connected to the end of the conveying path, and is configured to receive the batch of weld nuts a output from the end of the conveying path, and to carry and move the batch of weld nuts a.
In the present embodiment, the movable stage 21 is a horizontally disposed circular glass plate, and is connected to an output terminal of a movable stage motor mounted on the base 20B through a movable stage bracket (not shown in the drawings), and is capable of rotating clockwise within a horizontal plane around a center of a circle by being driven by the movable stage motor. The moving table 21 is connected to the end of the conveyance path by a conveyance belt B. The batch of welding nuts A enter the conveying belt B from the tail end of the conveying channel, then the conveying belt B conveys the batch of welding nuts A to the moving table 21 under the driving of the conveying driving motor B1, then the batch of welding nuts A rotate clockwise along with the moving table 21, and the rotating moving table 21 sequentially passes through the contour collecting part 22, the output port channel 25, the output channel 27 and the blocking plate 26.
The contour acquisition section 22 has at least one contour information acquisition unit. The contour information acquisition unit is detachably arranged near the moving table 21 along the moving direction of the moving table 21 and is used for acquiring the structural contour information of the welding nut A. In this embodiment, the moving direction of the mobile station 21 is a clockwise rotation direction. The contour information acquisition unit is any one of a bottom view contour information acquisition unit 221, a side view contour information acquisition unit 222, a welding spot contour information acquisition unit 223, and an internal tooth contour information acquisition unit 224.
In the present embodiment, the contour collecting section 22 has four contour information collecting units, which are respectively an upward-view contour information collecting unit 221, an outward-view contour information collecting unit 222, a spot contour information collecting unit 223, and an internal-tooth contour information collecting unit 224, and the upward-view contour information collecting unit 221, the outward-view contour information collecting unit 222, the spot contour information collecting unit 223, and the internal-tooth contour information collecting unit 224 are sequentially arranged in the moving direction of the moving stage 21.
The bottom profile information collecting unit 221 includes a first mounting bracket 2211, a first background light source (not shown), a first image camera (not shown), and a first backlight plate (not shown).
The first mounting bracket 2211 is detachably mounted on the base 20B and extends in the height direction, and in the present embodiment, the first mounting bracket 2211 is mounted on the base 20B by screwing.
A first background light source, which is a white ring light source of 45 degrees and 90MM in diameter in this embodiment, is mounted on the first mounting bracket 2211 and located below the mobile station 21 for outputting background light.
The first image camera is installed on the first installation support 2211 and is disposed below the first background light source, the shooting direction of the first image camera is a direction perpendicular to the mobile station 21 and upward, and the first image camera is configured to collect profile information of the welding nut a carried by the mobile station 21 at an upward viewing angle under background light, and use the profile information as upward viewing profile information. In the present embodiment, the profile information of the weld nut a in a bottom view includes edge profile information in the length direction and the width direction of the weld nut a as a whole and edge profile information of the threaded through hole a1 of the weld nut a.
The first backlight plate is installed on the first installation support 2211, is arranged above the mobile station 21 and is arranged in the shooting direction of the first image camera, and is used for avoiding the external light source from interfering the acquisition of the looking-up profile information of the first image camera on the welding nut a. In the present embodiment, the first backlight plate has a length and a width of 60 MM.
The outline information collecting unit 222 includes a second mounting bracket 2221, a second background light source (not shown), a second image camera (not shown), and a second backlight 2222.
The second mounting bracket 2221 is detachably mounted to the base 20B to extend in the height direction, and in this embodiment, the second mounting bracket 2221 is mounted to the base 20B by screw coupling.
A second background light source is disposed above the mobile station 21 for outputting background light, and in this embodiment, the second background light source is a white ring light source with a diameter of 90MM of 45 degrees mounted on the second mounting bracket 2221.
The second image camera is mounted on the second mounting bracket 2221, disposed above the mobile station 21, and located outside the mobile station 21, and a shooting direction of the second image camera is parallel to a direction in which the mobile station 21 faces the inside of the mobile station 21, and the second image camera is configured to collect profile information of the weld nut carried by the mobile station in a side view under a background light, and use the profile information as side view profile information. In the present embodiment, the profile information of the weld nut a in the side view includes edge profile information in the height direction of the weld nut a as a whole.
The welding spot profile information collecting unit 223 includes a third mounting bracket 2231, a third background light source (not shown), a third image camera (not shown), and a red light source (not shown).
The third mounting bracket 2231 is detachably mounted on the base 20B and extends in the height direction, and in the present embodiment, the third mounting bracket 2231 is mounted on the base 20B by screwing.
A third background light source is disposed above the mobile station 21 for outputting background light, and in this embodiment, the third background light source is a white light source and is mounted on the third mounting bracket 2231.
The third image camera and the red light source are both mounted on the third mounting bracket 2231 and disposed above the mobile station 21, the shooting direction of the third image camera and the irradiation direction of the red light source are both coincident and both perpendicular to the mobile station 21 and facing downward, in this embodiment, the red light source is a red annular light source with a diameter of 45 degrees and 90 MM.
The red light source is used for outputting red light, so that the third image camera is matched to collect the contour information of the welding point A2 of the welding nut A carried by the mobile station 21. In this embodiment, the third image camera captures the image of the welding nut a under the white background light, the red light emitted by the red light source forms a contrast with the white background light, and the four welding points a2 are respectively captured by the red light, so as to complete the acquisition of the contour information of the welding point a2 of the welding nut a. The profile information of weld point a2 includes profile information of weld point a2 from a top view.
The internal tooth profile information acquisition unit comprises a fourth mounting bracket 2241, a fourth background light source (not shown in the drawing) and a fourth image camera (not shown in the drawing).
The fourth mounting bracket 2241 is detachably mounted on the base 20B and extends in the height direction, and in the present embodiment, the fourth mounting bracket 2241 is mounted on the base 20B by screwing.
A fourth background light source is installed on the fourth mounting bracket 2241 and disposed below the mobile station 21 for outputting background light, and in this embodiment, the fourth background light source is a white bar light source.
The fourth image camera is arranged above the mobile station 21, the shooting direction of the fourth image camera is along the downward direction which forms an included angle of 45 degrees with the surface of the mobile station, and the fourth image camera is used for collecting the contour information of the thread of the internal thread hole A1 of the welding nut A carried by the mobile station 21 under the background light. In the present embodiment, the shooting direction of the fourth video camera is inclined to the mobile station 21, and the internal thread hole a1 is arranged along the height direction of the mobile station 21, so that the fourth video camera can shoot and capture the thread of the internal thread hole a1, thereby collecting the contour information of the thread of the internal thread hole a 1.
Fig. 7 is a block diagram of the screening control unit in the embodiment of the present invention.
As shown in fig. 7, the screening control unit 23 is connected to the contour information acquisition unit and the fan 24 in a communication manner, and includes a communication unit 231, a control unit 232, a storage unit 233, a calculation unit 234, and a determination unit 235.
The communication unit 231 is used for performing communication exchange between the profile information collection unit and the fan 24. In the present embodiment, the communication unit 231 is a communication module wirelessly connected to the contour information collecting unit and the blower 24.
The control unit 232 is a control chip provided with a predetermined control program for controlling the operation of the screening control section 23.
The storage unit 233 stores predetermined size ranges including, in the present embodiment, a first predetermined size range corresponding to the side lengths of the upper and lower end surfaces of the weld nut a, a second predetermined size range corresponding to the height of the weld nut a, a third predetermined size range corresponding to the height of the welding point a2, a fourth predetermined size range corresponding to the diameter of the threaded through-hole a1, a fifth predetermined size range corresponding to the pitch of the thread of the threaded through-hole a1, a sixth predetermined size range corresponding to the height of the thread of the threaded through-hole a1, a seventh predetermined size range corresponding to the side length of the welding point a2, and an eighth predetermined size range corresponding to the shortest distance of the two welding points a2 located at diagonal positions.
The calculation unit 234 calculates the actual size of the structure of the weld nut as the structural size from the structural profile information, and in the present embodiment, the calculation unit 234 calculates the actual size of the mechanism of the weld nut a, that is, the side length of the upper and lower end surfaces of the weld nut a, the height of the weld point a2, the diameter of the threaded through-hole a1, the pitch of the thread of the threaded through-hole a1, the thread height of the threaded through-hole a1, the side length of the weld point a2, and the shortest distance between the edges of the two weld points a2 located at diagonal positions by calculating the spatial position of the profile from the bottom-up profile information of the weld nut, the side-view profile information of the weld nut, the profile information of the weld points, and the profile information of the threads of the internal threaded hole of the weld nut collected by the profile information collection unit, and.
The judging unit 235 is used for judging whether the structure size is within a predetermined size range, and when the judgment is no, the control unit 232 sends out a screening signal. In the present embodiment, the determination unit 235 compares the side lengths of the upper and lower end surfaces of the weld nut a, the height of the solder point a2, the diameter of the through-hole a1, the pitch of the thread of the through-hole a1, the height of the thread of the through-hole a1, the side length of the solder point a2, and the shortest distance between the edges of the two solder points a2 located at opposite corners with corresponding predetermined size ranges (i.e., the aforementioned first to eighth predetermined size ranges), determines whether the structural sizes are all within the predetermined size ranges, determines that the weld nut a is an acceptable piece at this time when the determination is yes, and the control unit 232 does not perform any operation, and when the determination is no, that the weld nut a is an unacceptable piece at this time, the control unit 232 sends a screening signal to the fan 24 through the communication unit 231, thereby controlling the operation of the fan 24.
The fan 24 is disposed in the vicinity of the mobile station 21 and inside the annular surrounding area of the annular mobile station 21. The blower 24 blows air toward the upper end face of the moving stage 21. In this embodiment, the fan 24 is mounted on the base 20B by a fan mount 24A.
The outlet passage 25 is provided in the vicinity of the moving stage 21 and a part of the outlet passage 25 is located inside the base 20B, and has two outlets 251 located on the upper end surface of the base 20B and the side end surface of the base 20B, and the housing 20A is opened at a position corresponding to the outlet 251 located on the side end surface of the base 20B for exposing the outlet passage 25 and the outlet 251, and the blowing direction of the blower 24 passes through the moving stage 21 and corresponds to the outlet 251 located on the upper end surface of the base 20B. The blower 24 starts blowing air in accordance with the sorting signal, thereby blowing the solder nut a that is a defective piece from the movable stage 21 to the output port 251 located on the upper end surface of the base 20B, and outputting the solder nut a that is a defective piece to the outside through the output port 251 located on the side end surface of the base 20B.
The blocking plate 26 is positioned right above the moving stage 21 and has a thickness direction parallel to the upper end surface of the moving stage 21, and the distance between the edge of the blocking plate 26 and the upper end surface of the moving stage 21 is smaller than the height of the weld nut a. In the present embodiment, the angle between the extending direction of the blocking plate 26 to the outside of the moving stage 21 and the moving direction of the moving stage 21 is greater than 120 °, so that the blocking plate 26 blocks the qualified weld nut a carried by the moving stage 21 and moves the qualified weld nut a to the outside of the moving stage 21.
The output channel 27 is connected with the moving table 21 and a part of the output channel 27 is located inside the base 20B for outputting qualified pieces from the screening apparatus 20. In this embodiment, one end of the output channel 27 has an opening provided at the outer edge of the moving table 21 and the opening corresponds to the edge of the blocking plate 26, and the blocking plate 26 moves the weld nut a, which is a qualified member, from the moving table 21 into the output channel 27; the other end of the output passage 27 has an output passage outlet 271 provided on the side end face of the base 20B, and the housing 20A is opened at a position corresponding to the output passage outlet 271 for exposing the output passage 27 and the output passage outlet 271, thereby outputting the weld nut a, which is a qualified member, to the outside through the output passage 27.
FIG. 8 is a side view of a case loading apparatus in an embodiment of the present invention; fig. 9 is a top view of a boxing apparatus in an embodiment of the present invention.
As shown in fig. 8 and 9, the packing device 30 is used for packing the qualified products screened out by the screening device 20 and packing the qualified products into the component box for packing, and includes a support portion 31, a first conveying portion 32, a second conveying portion 33, and a transfer unit 34.
In this embodiment, the parts box for packing is placed in the transfer box tool.
FIG. 10 is a schematic perspective view of a transfer box tooling in an embodiment of the present disclosure; fig. 11 is a schematic view of a use state of the transfer box tool in the embodiment of the invention.
As shown in fig. 10 and 11, the transfer box fixture 40 includes an accommodating portion 41, a guide plate 42, a protruding portion 43, a holding portion 44, and a sensing portion 45.
The containing portion 41 has a U-shaped plate having a shape and size matching the component box for packing, the opening of the U-shaped plate facing upward and for containing the component box for packing. The U-shaped plate has a cross plate 411, a first riser 412 and a second riser 413.
The figure of guide board 42 is two, two guide boards 42 connect respectively at first riser 412 with the top of second riser 413, and two the guide board is the splayed form each other, and the contained angle between the outer surface of guide board 42 and the riser of corresponding connection promptly is the obtuse angle. The guide plate 42 serves to guide the container box into the area surrounded by the U-shaped plate.
The protruding portion 43 is a solid rectangular parallelepiped, a hollow rectangular parallelepiped, or a rectangular parallelepiped frame. In the present embodiment, the protruding portion 43 is a hollow rectangular parallelepiped, the opening of which is a horizontal opening, and the side wall of which is connected to the outer surface of the first riser 412. In the present embodiment, the length of the protruding portion 43 in the horizontal direction is equal to the length of the first riser 412 in the horizontal direction.
The handle portion 44 is connected to the tab 43 and the first riser 412 for being held by a user for transferring the bin of parts for boxing. The handle portion 44 is L-shaped.
The sensing part 45 includes a sensing plate 451 and a connection plate 452.
The sensing plate 451 is used to cooperate with a limit sensor of the boxing apparatus 30 to accurately position the parts box for boxing. The sensing plate 451 is a riser and is connected to an outer surface of the second riser 413 by a connection plate 452.
The lower surfaces of the connecting plate 452, the transverse plate 411, the protruding portion 43, and the sensor plate 451 are located on the same horizontal plane. Moreover, the whole transfer box tooling 40 is integrally formed.
When the transfer box tool is used, the boxing part box X needs to be placed in the transfer box tool 40 (as shown in fig. 11), and then the user holds the handheld portion 44 to transfer the transfer box tool 40 containing the boxing part box X to the boxing device 30 for boxing.
As shown in fig. 8 and 9, the support portion 31 includes a support frame that is placed on a horizontal ground. The horizontal plane of which is substantially rectangular.
The first conveying part 32 is used for conveying the transfer box tool 40 containing empty component boxes for boxing, and comprises a first conveying belt 321 and a first conveying driving motor. The first conveyor belt 321 extends horizontally along the length direction of the support frame, is a belt conveyor belt, is connected with the first conveying driving motor, and can perform a conveying action along the first predetermined direction C under the driving of the first conveying driving motor.
The first conveyor 321 has a placing station 3211 and a transferring station 3212. The placing station 3211 is located at one end of the first conveyor belt 321, and is configured to place the transfer box tool 40 containing the empty component box for boxing. Transfer station 3212 is located at the other end of first conveyor belt 321.
Still be provided with first spacing sensor 35 on the support frame, this first spacing sensor 35 is corresponding with transport station 3212 to with first transmission driving motor communication connection, be used for instructing that the splendid attire has empty for the vanning transport box frock 40 of part case to be carried to transport station 3212 on. In the present embodiment, the first limit sensor 35 is located at a position directly in front of the first predetermined direction C. Specifically, when the distance between the sensing plate 451 of the transfer box tooling 40 and the first limit sensor 32 is a first predetermined distance, the first limit sensor 32 controls the first conveyor motor to stop rotating, so that the transfer box tooling 40 stops at the transfer station 3212.
The second transfer unit 33 is used to transfer the parts box for packing containing the acceptable weld nuts, which is carried on the transfer box tool 40 in this embodiment. The second transfer part 33 includes a second transfer belt 331 and a second transfer driving motor. The second conveying belt 331 extends horizontally along the length direction of the supporting frame, is a driving roller conveying belt, is connected with the second conveying driving motor and can perform conveying action along the second predetermined direction E under the driving of the second conveying driving motor.
The first conveyor belt 321 and the second conveyor belt 331 are disposed side by side and adjacent to each other. The upper surface of the first conveyor belt 321 and the upper surface of the second conveyor belt 331 are located at the same level, or the upper surface of the first conveyor belt 321 is higher than the upper surface of the second conveyor belt 331, but in the present embodiment, the upper surface of the first conveyor belt 321 and the upper surface of the second conveyor belt 331 are located at the same level.
The second conveyor belt 331 has a boxing station 3311. The packing station 3311 is located at one end of the second conveyor belt 331 and corresponds to the exit port 271 of the output lane, and in this embodiment, the packing station 3311 is located directly below the exit port 271 of the output lane. The boxing station 3311 and the transferring station 3212 are arranged on the same side of the support frame, and the boxing station 3311 and the transferring station 3212 are arranged on the same line and are adjacent to each other. When the transfer box tooling 40 is located at the boxing station 3311, the upward opening of the boxing part box X just corresponds to the output passage outlet 271, so as to receive the qualified welded nuts output from the output passage outlet 271, and after the boxing operation is completed, the second conveyor belt 331 conveys the transfer box tooling 40 and the boxing part box X away from the boxing station 3311 along the second predetermined direction E.
The transfer assembly 34 is disposed on the supporting frame 31 and located on the same side of the supporting frame 31 as the transfer station 3212, and includes a second driving motor 341, a linkage belt 342, and a pushing member 343.
In this embodiment, the linkage belt 342 is a belt, is installed on the output shaft of the second driving motor 341, and is located above the first conveyor belt 321 and the second conveyor belt 331. The linkage belt 342 is in a U shape with an opening facing the transfer station 3212, and one end of the linkage belt 331 can horizontally move (along the width direction of the support frame 31) between the transfer station 3212 and the boxing station 3311 under the driving of the second driving motor 341.
The support frame is further provided with a second limit sensor (not shown in the figure), which corresponds to the boxing station 3311 and is in communication connection with the second driving motor 341, for indicating that the transfer box tool 40 containing the empty boxing part box is conveyed to the boxing station 3311. In this embodiment, the second limit sensor is located at a position directly in front of the third predetermined direction D.
Specifically, when the distance between the sensing plate 451 of the transfer box tooling 40 and the second limit sensor is a second predetermined distance, the second limit sensor controls the second driving motor 341 to stop, so that the transfer box tooling 40 stops at the boxing station 3311. At this time, the packing component box X on the transfer box tool 40 can receive the welded nut a as a qualified product dropped from the output port 271, that is, perform the packing operation. After the boxing is completed, the second conveyor belt 331 is driven by the second conveying driving motor to convey the transfer box tool 40 and the boxing part box X away from the boxing station 3311 along the second predetermined direction E. And when the transfer box tooling 40 leaves the box loading station 3311, the second driving motor drives the linkage belt 342 to move, so as to drive the pushing member 343 to move in the direction opposite to the third predetermined direction D, and then return to the corresponding position of the transfer station 3212.
Fig. 12 is a flow chart of the operation of a weld nut batch screening and boxing system in an embodiment of the present invention.
As shown in fig. 12, the operation process of the batch screening and boxing system 100 for weld nuts in the present embodiment includes the following steps:
in step S1, the worker puts the batch of weld nuts a produced and processed into the bucket 111.
In step S2, the batch of the weld nuts a enters the conveying bucket 12 through the guide belt 112 and enters the moving table 21 through the conveying path.
In step S3, the plurality of profile information collection units collect the structural profile information of the batch of weld nuts a that rotate with the mobile station 21.
In step S4, the sorting control unit 23 sorts the weld nuts a based on the configuration profile information and controls the blower 24 to blow the weld nuts a that are non-conforming pieces into the outlet passage 25.
Step S5, the operator places the parts box (placed on the transfer box tooling 40) on the placing station 3211, the parts box stops at the transfer station 3212 through the first conveyor belt 321 and the first limit sensor 35, and then stops at the boxing station 3311 through the transfer assembly 34 and the second limit sensor, and boxes the welded nuts a that are the qualified parts (placed on the transfer box tooling 40).
Effects and effects of the embodiments
According to the welding nut batch screening and boxing system related to the embodiment, because the screening device for screening qualified parts from batch welding nuts and the device for boxing the qualified parts screened out from the screening device are included, the welding nut batch screening and boxing system of the embodiment can simultaneously carry out quality detection and automatic boxing on batch welding nuts, and therefore the secondary carrying process is omitted.
Furthermore, because the screening device has at least one profile information acquisition unit which can be detachably arranged, and the profile information acquisition unit is selected from any one of the upward profile information acquisition unit, the downward profile information acquisition unit, the welding spot profile information acquisition unit and the internal tooth profile information acquisition unit, the structure of the screening device can be flexibly adjusted according to actual requirements, and the structure of the screening device is simpler.
Since the screening apparatus of this embodiment further includes a blocking plate provided on the moving stage and an output passage connected to the moving stage, the moving stage can move the weld nut, which is a qualified member, to the output passage, thereby outputting the qualified member to the outside of the screening apparatus through the output passage.
Because the mobile station of this embodiment is the glass dish of horizontal setting, and upward view profile information acquisition unit contains the first background light source and the first image camera that are located the mobile station below and is located the first backlight above the mobile station, so, first image camera can gather welding nut's upward view profile information accurately.
Because the mobile station of this embodiment is ring shape and level setting, the profile information acquisition unit that looks sideways at contains the second background light source that is located the mobile station top and all is located the mobile station top and is located the second image camera and the second board that is shaded of the inside and outside both sides of mobile station corresponding position, so, first image camera can gather welding nut's profile information that looks sideways at accurately.
Because the welding spot contour information acquisition unit of this embodiment contains third background light source, third image camera and red light source that all are located the mobile station top, therefore, red light source can cooperate the third image camera to carry out the profile information of the welding spot of welding nut accurately and gather.
Since the internal thread profile information collection unit of the present embodiment includes the fourth background light source disposed below the mobile station and the fourth video camera disposed above the mobile station, and the shooting direction of the fourth video camera is 45 ° to the surface of the mobile station, the fourth video camera can accurately collect profile information of the thread of the internal thread hole of the welding nut.
The screening device of the embodiment further comprises a screening control part, the screening control part is provided with a storage unit, a calculation unit, a judgment unit and a control unit, the storage unit stores a preset size range, the calculation unit calculates the actual size of the structure of the welding nut according to the structure outline information, and the judgment unit is used for judging whether the structure size is within the preset size range, so that the control unit can send out a screening signal according to the judgment result of the judgment unit, the actions of related parts of the screening device are controlled, and unqualified welding nuts are removed from batch welding nuts.
Because the sieving mechanism of this embodiment still has delivery outlet and the fan of setting near the mobile station, and the direction of blowing of fan is through the mobile station and corresponding with the delivery outlet, so, the fan can be according to the screening signal will be the welded nut of unqualified spare and blow to the delivery outlet.
Because the boxing device in this embodiment contains the first conveying part that has the transfer station, has the second conveying part of vanning station and sets up the transfer subassembly in the homonymy of transfer station and vanning station, and the vanning station sets up in sieving mechanism and transfer station's neighborhood, so, the vanning device can carry out automatic vanning operation to the part case that puts on first conveying part.
The above-described embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and changes can be made by those skilled in the art without inventive work within the scope of the appended claims.
Claims (10)
1. The utility model provides a welded nut is screening vanning system in batches for according to welded nut's structure profile information screens qualified welded nut from the welded nut in batches and with qualified welded nut is as qualified piece and vanning, its characterized in that includes:
a part conveying device having a conveying passage for conveying a batch of the weld nuts;
the screening device is used for screening the qualified parts from the batch of welding nuts and comprises a contour acquisition part and a mobile station, wherein the mobile station is connected with the tail end of the conveying channel and is used for bearing and moving the batch of welding nuts; and
a boxing device for boxing the qualified pieces screened out by the screening device,
wherein the contour acquisition part is provided with at least one contour information acquisition unit which is detachably arranged near the mobile station along the moving direction of the mobile station and is used for acquiring the structural contour information of the welding nut,
the contour information acquisition unit is any one of an upward contour information acquisition unit, a lateral contour information acquisition subunit, a welding spot contour information acquisition unit and an internal tooth contour information acquisition unit.
2. The weld nut batch screening and boxing system of claim 1, wherein:
the screening device also comprises an output channel connected with the mobile station, and the output channel is used for outputting the qualified pieces from the screening device.
3. The weld nut batch screening and boxing system of claim 2, wherein:
wherein the moving platform is a glass disc which is horizontally arranged,
the structural profile information includes a bottom view profile information of the weld nut,
the outline information acquisition part comprises an upward-looking outline information acquisition unit,
the upward profile information acquisition unit comprises a first background light source, a first image camera and a first backlight plate,
the first background light source is arranged below the mobile station and used for outputting background light,
the first image camera is arranged below the first background light source, the shooting direction of the first image camera is a direction which is vertical to the mobile station and faces upwards, the first image camera is used for collecting the profile information of the welding nut carried by the mobile station under the upward viewing angle under the background light and taking the profile information as the upward viewing profile information,
the first backlight plate is arranged above the mobile station and in the shooting direction of the first image camera, and is used for avoiding an external light source from interfering the first image camera to collect the upward-looking contour information of the welding nut.
4. The weld nut batch screening and boxing system of claim 2, wherein:
wherein the mobile station is annular and horizontally arranged,
the structural profile information includes an outline profile information of the weld nut,
the contour information acquisition unit includes the side view contour information acquisition unit,
the side outline information acquisition unit comprises a second background light source, a second image camera and a second backlight plate,
the second background light source is arranged above the mobile station and used for outputting background light,
the second image camera is arranged above the mobile station and positioned on the outer side of the mobile station, the shooting direction of the second image camera is parallel to the direction of the mobile station towards the inner side of the mobile station, the second image camera is used for collecting the contour information of the welding nut carried by the mobile station under the side view under the background light and taking the contour information as the side view contour information,
the second backlight plate is arranged above the mobile station and located on the inner side of the mobile station, and the second backlight plate is arranged in the shooting direction of the second image camera and used for avoiding interference of an external light source on the acquisition of the side view profile information of the welding nut by the second image camera.
5. The weld nut batch screening and boxing system of claim 2, wherein:
wherein the upper end surface of the welding nut is provided with a plurality of convex welding spots,
the mobile station is horizontally arranged, and the mobile station is arranged horizontally,
the structure profile information includes profile information of the welding spot,
the contour information acquisition part comprises the welding spot contour information acquisition unit,
the upward profile information acquisition unit comprises a third background light source, a third image camera and a red light source,
the third background light source is arranged above the mobile station and used for outputting background light,
the third image camera and the red light source are both arranged above the mobile station, the shooting direction of the third image camera and the irradiation direction of the red light source are superposed and are both vertical to the mobile station and downward,
the red light source is used for outputting red light, so that the third image camera is matched to collect the contour information of the welding spot of the welding nut borne by the mobile platform.
6. The weld nut batch screening and boxing system of claim 2, wherein:
wherein the weld nut has an internal threaded hole provided in the height direction of the weld nut,
the moving platform is a glass disc which is horizontally arranged,
the structural profile information includes profile information of threads of the internal threaded hole of the weld nut,
the contour information acquisition part comprises an internal tooth contour information acquisition unit,
the inner tooth profile information acquisition unit comprises a fourth background light source and a fourth image camera,
the fourth background light source is arranged below the mobile station and used for outputting background light,
the fourth image camera sets up the top of mobile station, and shoot the direction along with the surface of mobile station is 45 contained angles and direction down, the fourth image camera be used for gather under the background light the mobile station bears the weight of the profile information of the thread in weld nut's internal thread hole.
7. The weld nut batch screening and boxing system of any one of claims 3 to 6, wherein:
wherein the screening device also comprises a screening control part which is in communication connection with the outline information acquisition unit,
the screening control unit includes a storage unit, a calculation unit, a judgment unit, and a control unit,
the storage unit stores a preset size range, the calculating unit calculates the actual size of the structure of the welding nut according to the structure profile information to be used as the structure size,
the judging unit is used for judging whether the structure size is within the preset size range, and when the judging result is negative, the control unit sends out a screening signal.
8. The weld nut batch screening and boxing system of claim 7, wherein:
wherein the screening device is also provided with an output port and a fan which are arranged near the mobile station,
the blowing direction of the fan passes through the mobile station and corresponds to the output port,
the control unit is in communication connection with the fan, and the fan starts blowing according to the screening signal, so that the welding nut is blown to the output port from the mobile station.
9. The weld nut batch screening and boxing system of claim 1, wherein:
wherein, the part conveying device also comprises a feeding mechanism and a first driving motor,
one end of the feeding mechanism corresponds to the initial end of the conveying channel and is used for moving the batch of welding nuts to the conveying channel,
the first driving motor is used for driving the conveying channel to move, so that the batch of welding nuts are conveyed to the moving table through the tail end of the conveying channel.
10. The weld nut batch screening and boxing system of claim 1, wherein:
wherein, the vanning device includes:
a support part having a support frame;
a first conveying part which is arranged on the supporting frame and is provided with a first conveying belt for conveying an empty component box for boxing;
the second conveying part is arranged on the supporting frame and is provided with a second conveying belt used for conveying the qualified part box for boxing containing the welding nuts; and
a transfer assembly for transferring the crate from the first conveyor to the second conveyor,
the first conveyor belt and the second conveyor belt are arranged side by side and adjacently and both extend horizontally along the length direction of the support frame,
the first conveyor belt comprises a transfer station, the second conveyor belt comprises a boxing station positioned below the outlet of the output channel, the transfer station and the boxing station are positioned on the same side of the support frame,
the transfer assembly is arranged on the supporting joint and is positioned on the same side of the supporting frame as the transfer station, and comprises a pushing piece and a second driving motor,
the pushing member is arranged above the transferring station and the boxing station and used for being driven by the second driving motor to horizontally move along the width direction of the supporting frame, so that the boxing part box is pushed to the boxing station from the transferring station.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010069634.8A CN111266306A (en) | 2020-01-21 | 2020-01-21 | Welded nut is screening vanning system in batches |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010069634.8A CN111266306A (en) | 2020-01-21 | 2020-01-21 | Welded nut is screening vanning system in batches |
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| CN111266306A true CN111266306A (en) | 2020-06-12 |
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| CN202010069634.8A Pending CN111266306A (en) | 2020-01-21 | 2020-01-21 | Welded nut is screening vanning system in batches |
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Cited By (1)
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