CN111994600A - Thread detection equipment - Google Patents
Thread detection equipment Download PDFInfo
- Publication number
- CN111994600A CN111994600A CN201910443656.3A CN201910443656A CN111994600A CN 111994600 A CN111994600 A CN 111994600A CN 201910443656 A CN201910443656 A CN 201910443656A CN 111994600 A CN111994600 A CN 111994600A
- Authority
- CN
- China
- Prior art keywords
- feeding
- detected
- detection
- piece
- positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
- B65G47/12—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles
- B65G47/14—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
- B65G47/1407—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl
- B65G47/1414—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl by means of movement of at least the whole wall of the container
- B65G47/1421—Vibratory movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Feeding Of Articles To Conveyors (AREA)
Abstract
The application provides a screw thread check out test set, this screw thread check out test set will wait to detect a transport to the discharge gate through the vibration dish, feed mechanism will wait to detect a take out from the discharge gate, and will wait to detect a transport to waiting to detect the position after at material feeding unit, it detects to detect actuating mechanism drive screw thread detection rule and treat and detect the screw hole, so that vibration dish and feed mechanism realize continuous feeding, thereby realize continuous detection, improve detection efficiency and detection precision, reduce the human cost, and simple structure, the operation is stable, and the cost is reduced.
Description
Technical Field
The application relates to the field of thread detection, in particular to thread detection equipment.
Background
At present, for internal thread detection, manual detection or three-left measuring instrument is mainly used for detection, but the manual detection time is long, the efficiency is low, the labor cost is high, the three-left measuring instrument is high in price and cannot continuously detect, and the efficiency is low.
Disclosure of Invention
The application mainly provides a screw thread check out test set, can improve detection efficiency and detection precision, reduce cost.
In order to solve the technical problem, the application adopts a technical scheme that: there is provided a thread detecting apparatus, comprising: the feeding device comprises a vibrating disc and a feeding mechanism, the vibrating disc is used for containing a piece to be detected and comprises a discharge port so as to convey the piece to be detected to the discharge port, the piece to be detected is provided with a threaded hole to be detected, and the feeding mechanism is used for taking the piece to be detected out of the discharge port; the feeding device is used for receiving the to-be-detected piece taken out by the feeding mechanism and conveying the to-be-detected piece to a to-be-detected position; the detection device comprises a detection driving mechanism and a thread detection gauge, wherein the detection driving mechanism is connected with the thread detection gauge so as to drive the thread detection gauge to detect the threaded hole to be detected at the position to be detected.
The feeding device comprises a feeding turntable and a feeding driving mechanism, the feeding turntable is used for receiving the to-be-detected piece, and the feeding driving mechanism is connected with the feeding turntable to drive the feeding turntable to rotate, so that the feeding turntable rotates the to-be-detected piece to the to-be-detected position after receiving the to-be-detected piece.
The feeding device further comprises a positioning mechanism, and the positioning mechanism is connected with the feeding turntable so as to fix the to-be-detected piece received by the feeding turntable.
The positioning mechanism comprises a positioning driving mechanism, a first positioning piece and a second positioning piece, the first positioning piece is connected with the feeding turntable, the second positioning piece is arranged opposite to the first positioning piece, the piece to be detected is received between the first positioning piece and the second positioning piece, the positioning driving mechanism is connected with the second positioning piece to drive the second positioning piece to be close to the piece to be detected, and then the first positioning piece and the second positioning piece are arranged on two opposite sides of the piece to be detected to be clamped tightly.
At least one of the first positioning piece and the second positioning piece is provided with a positioning groove, so that when the first positioning piece and the second positioning piece clamp the piece to be detected, at least part of the piece to be detected is positioned in the positioning groove and is attached to the first positioning piece and the second positioning piece.
The feeding device further comprises a first feeding detector, the first feeding detector is used for sending a first feeding detection signal when the feeding turntable rotates the to-be-detected piece to the to-be-detected position, and the detection driving mechanism drives the thread detection gauge to detect the to-be-detected threaded hole according to the first feeding detection signal.
The thread detection device is characterized in that the feeding driving mechanism is also used for driving the feeding rotary table to rotate the piece to be detected to a position to be blanked after detection is finished, and the blanking device is used for taking the piece to be detected out of the feeding rotary table at the position to be blanked.
The feeding driving mechanism drives the feeding turntable to convey the detected piece to be detected to different positions to be blanked according to different detection results, and the plurality of blanking devices take the detected piece out of the feeding turntable at the plurality of positions to be blanked respectively.
The feeding device further comprises a second feeding detector, the second feeding detector is used for sending a second feeding detection signal when the feeding turntable rotates the piece to be detected to the position to be blanked, and the blanking device takes the piece to be detected out of the feeding turntable according to the second feeding detection signal.
The thread detection equipment further comprises a controller, and the controller is electrically connected with the detection driving mechanism, so that the detection driving mechanism drives the thread detection gauge to detect the threaded hole to be detected at the position to be detected according to the control of the controller.
The beneficial effect of this application is: be different from prior art's condition, the screw thread check out test set that this application provided will wait to detect a transport to the discharge gate through the vibration dish, feed mechanism will wait to detect a take out from the discharge gate, and will wait to detect a transport to waiting to detect the position after at material feeding unit, it detects to detect actuating mechanism drive screw thread detection rule and treat and detect the screw hole, so that vibration dish and feed mechanism realize continuous feeding, thereby realize continuous detection, improve detection efficiency and detection precision, reduce the human cost, and simple structure, the operation is stable, and the cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic diagram of an external structure of an embodiment of a thread testing apparatus provided herein;
FIG. 2 is a schematic view of the internal structure of the thread sensing apparatus of FIG. 1;
FIG. 3 is a schematic structural diagram of the feeding device in FIG. 2;
FIG. 4 is a schematic front view of the upper member of FIG. 3;
FIG. 5 is a block diagram of a control schematic of the thread detecting apparatus of FIG. 1;
FIG. 6 is a schematic view of the feed assembly of FIG. 2;
FIG. 7 is an enlarged schematic view of portion A of FIG. 6;
FIG. 8 is a schematic diagram of the structure of the detecting device in FIG. 2;
FIG. 9 is a schematic diagram of a front view of an embodiment of the thread sensing gauge of FIG. 8;
FIG. 10 is an exploded view of another embodiment of the thread sensing gauge of FIG. 8;
FIG. 11 is a schematic structural view of the blanking device in FIG. 2;
fig. 12 is a schematic view of the structure of the blanking member of fig. 11.
Reference numerals: 10-a thread detection device; 100-a workbench; 20-a feeding device; 30-a feeding device; 40-a detection device; 21-vibrating a disc; 22-a feeding mechanism; 110-the piece to be detected; 211-a discharge hole; 22 a-a feeding driving mechanism; 22 b-a loading member; 221-a first drive mechanism; 222-a second drive mechanism; 223-a feeding connection; 224-a take-off section; 2211-a first sub-drive mechanism; 2212-a second sub-drive mechanism; 2241-a material taking matching part; 2242-a take-off guide; 23-a material receiving platform; 24-a first charge detector; 25-a second loading detector; 31-a feed turntable; 32-a feed drive mechanism; 33-a positioning mechanism; 331-a positioning drive mechanism; 332-a first positioning member; 333-a second positioning element; 34-a first feed detector; 35-a second feed detector; 41-detection driving mechanism; 42-a thread gauge; 42 a-detection body; 421-go gauge detecting part; 422-no-go gauge detecting part; 423-a guide part; 42 b-a connecting body; 424-a connecting part; 43-a torsion detector; 50-a blanking device; 51-a blanking mechanism; 52-a blowing mechanism; 51 a-a blanking power mechanism; 51 b-blanking member; 511-a first power mechanism; 512-a second power mechanism; 513-a blanking connection part; 514-a discharge section; 5111-a first sub-power mechanism; 5112-a second sub-power mechanism; 5141-discharge fitting; 5142-a discharge guide; 52 a-blowing power mechanism; 52 b-blowing nozzle; 53-a receptacle; 54-a first blanking detector; 55-a second blanking detector; 60-a controller; 70-machine shell.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be noted that the following examples are only illustrative of the present application, and do not limit the scope of the present application. Also, the following examples are only some of the examples of the present application and not all of the examples,
all other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of protection of the present application.
The terms "first", "second" and "third" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. All directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1 and fig. 2 together, fig. 1 is an external structure schematic diagram of an embodiment of a thread detecting apparatus 10 provided in the present application, and fig. 2 is an internal structure schematic diagram of the thread detecting apparatus 10 in fig. 1, where the thread detecting apparatus 10 in the present embodiment includes a workbench 100, and a feeding device 20, a feeding device 30, and a detecting device 40 disposed on the workbench 100.
Referring to fig. 3, fig. 3 is a schematic structural diagram of the feeding device 20 in fig. 2, the feeding device 20 includes a vibration tray 21 and a feeding mechanism 22, wherein the vibration tray 21 is connected to the worktable 100, is used for accommodating the object 110 to be detected and includes a discharge port 211, the vibration tray 21 conveys the accommodated object 110 to be detected to the discharge port 211, the vibration tray 21 is an auxiliary feeding device of an automatic assembly or automatic processing machine, the vibration tray 21 can make the hopper of the vibration tray vibrate in a vertical direction through a pulse electromagnet, the hopper is driven by an inclined spring plate to perform torsional oscillation around a vertical axis thereof, the object 110 to be detected in the hopper rises along a spiral track due to the vibration, passes through a series of screening or posture change during the rising, and the object 110 to be detected can be automatically, orderly, directionally and accurately conveyed to the discharge port 211 from an unordered state through vibration, thereby realizing continuous feeding of the plurality of tape detectors 110.
The member 110 to be detected is provided with a threaded hole to be detected, for example, the member 110 to be detected is a nut.
Referring to fig. 3 and 4 together, fig. 4 is a schematic front structure diagram of the feeding member 22b in fig. 3, wherein the feeding mechanism 22 is used for taking out the to-be-detected member 110 from the discharging hole 211, specifically, the feeding mechanism 22 is disposed at the discharging hole 211 and includes a feeding driving mechanism 22a and a feeding member 22b, and the feeding driving mechanism 22a is connected to the feeding member 22b to drive the feeding member 22b to take out the to-be-detected member 110 from the discharging hole 211.
The feeding driving mechanism 22a includes a first driving mechanism 221 and a second driving mechanism 222, the second driving mechanism 222 is connected to the first driving mechanism 221 and the feeding part 22b, the first driving mechanism 221 drives the second driving mechanism 222 to move in the first feeding direction, so as to drive the feeding part 22b to move to the discharge port 211, and the second driving mechanism 222 drives the feeding part 22b to approach the to-be-detected part 110 in the second feeding direction perpendicular to the first feeding direction after the feeding part 22b moves to the discharge port 211, so that the feeding part 22b takes the to-be-detected part 110 out of the discharge port 211.
Optionally, in this embodiment, the first feeding direction is a horizontal direction, and the second feeding direction is a vertical direction.
Further, the feeding part 22b includes a feeding connecting portion 223 and a material taking portion 224, the feeding connecting portion 223 is connected to the second driving mechanism 222, the material taking portion 224 is connected to the feeding connecting portion 223, the first driving mechanism 221 drives the second driving mechanism 222 in the first feeding direction, and further drives the feeding part 22b to move, the material taking portion 224 is aligned to the threaded hole to be detected, the second driving mechanism 222 drives the material taking portion 224 to be inserted into the threaded hole to be detected in the second feeding direction after the material taking portion 224 is aligned to the threaded hole to be detected, so that the material taking portion 224 and the threaded hole to be detected are in a mutually matched state, and the piece 110 to be detected is taken out from the discharge hole 211.
Optionally, the first driving mechanism 221 includes a first sub-driving mechanism 2211 and a second sub-driving mechanism 2212, the first feeding direction includes a first sub-feeding direction and a second sub-feeding direction that are perpendicular to each other, the second sub-driving mechanism 2212 is connected to the first sub-driving mechanism 2211 and the second driving mechanism 222, the first sub-driving mechanism 2211 drives the second sub-driving mechanism 2212, and then the second driving mechanism 222 drives the feeding member 22b to reciprocate in the first sub-feeding direction, and the second sub-driving mechanism 2212 drives the second driving mechanism 222, and then drives the feeding member 22b to reciprocate in the second sub-feeding direction, so that the feeding member 22b aligns to the threaded hole to be detected during the reciprocating movement of the feeding member 22b in the first sub-feeding direction and the second sub-feeding direction.
Optionally, the first sub-driving mechanism 2211, the second sub-driving mechanism 2212 and the second driving mechanism 222 are all air cylinders, and in other embodiments, other driving mechanisms, such as a screw motor, may also be used, which is not limited herein.
Further, get material portion 224 including getting material cooperation portion 2241 and getting material guide part 2242, get material cooperation portion 2241 and be connected with material loading connecting portion 223, get material guide part 2242 and get material cooperation portion 2241 and be connected in the one side of getting material cooperation portion 2241 and keeping away from material loading connecting portion 223, and get material guide part 2242 and be the setting of cone on the second material loading direction, so that get the in-process of material portion 224 insertion screw hole of waiting to detect, it moves relatively to detect piece 110 along the direction of guide of getting material guide part 2242, and then make and get material cooperation portion 2241 and wait to detect the screw hole and be the state of matcing the cooperation, in this embodiment, get material guide part 2242's setting, can prevent to get material portion 224 in-process of waiting to detect the screw hole aligning, position deviation appears and leads to getting material portion 224 can not insert the problem of screw.
Optionally, the feeding device 20 in this embodiment further includes a material receiving platform 23, the material receiving platform 23 is disposed at the material outlet 211 to receive the to-be-detected piece 110 conveyed by the vibrating tray 21, and the feeding driving mechanism 22a drives the feeding member 22b to take out the to-be-detected piece 110 from the material receiving platform 23.
Referring to fig. 5, fig. 5 is a control schematic block diagram of the thread detecting apparatus 10 in fig. 1, further, the feeding device 20 in this embodiment further includes a first feeding detector 24, the first feeding detector 24 is configured to send a first feeding detection signal when the first driving mechanism 221 drives the material taking portion 224 to align with the threaded hole to be detected, the second driving mechanism 222 drives the material taking portion 224 to insert into the threaded hole to be detected according to the first feeding detection signal, that is, in the process that the first driving mechanism 221 drives the material taking portion 224 to align with the threaded hole to be detected, the first feeding detector 24 can detect whether the material taking portion 224 aligns with the threaded hole to be detected, if the material taking portion 224 aligns, the first feeding detection signal is sent, otherwise, the first feeding detection signal is not sent, when the second driving mechanism 222 drives the material feeding piece 22b to approach the material to be detected 110 under the condition that the material taking portion 224 is not aligned, the material taking part 224 cannot be inserted into the threaded hole to be detected, so that the piece 110 to be detected cannot be taken out, and even the material taking part 224 interferes with the piece 110 to be detected, so that the material taking part 224 or the piece 110 to be detected is damaged.
Alternatively, the first feeding detector 24 may be a grating ruler, and may be disposed on the first driving mechanism 221.
Further, the feeding device 20 in this embodiment further includes a second feeding detector 25, the second feeding detector 25 is configured to send a second feeding detection signal after the material taking portion 224 is inserted into the threaded hole to be detected, the second driving mechanism 222 drives the material taking portion 224 to take the piece 110 to be detected out of the material outlet 211 according to the second feeding detection signal, that is, in the process that the second driving mechanism 222 drives the material taking portion 224 to be inserted into the threaded hole to be detected, the second feeding detector 25 can detect the insertion position of the material taking portion 224, the second feeding detection signal is sent only when the material taking portion 224 is inserted into the threaded hole to be detected, otherwise, the second feeding detection signal is not sent, and the situation that the piece 110 to be detected cannot be taken out when the material taking portion 224 is not inserted into the threaded hole to be detected is prevented.
Alternatively, the second feeding detector 25 is a distance sensor, and may be disposed on the second driving mechanism 222.
Referring to fig. 2 and fig. 6 together, fig. 6 is a schematic structural diagram of the feeding device 30 in fig. 2, wherein the feeding device 30 is configured to receive the to-be-detected piece 110 taken out by the feeding mechanism 22 and convey the to-be-detected piece 110 to a to-be-detected position.
Specifically, the feeding device 30 includes a feeding turntable 31 and a feeding driving mechanism 32, the feeding turntable 31 is configured to receive the to-be-detected piece 110, the feeding driving mechanism 32 is connected to the feeding turntable 31 to drive the feeding turntable 31 to rotate, so that the feeding turntable 31 rotates the to-be-detected piece 110 to the to-be-detected position after receiving the to-be-detected piece 110, that is, after the feeding driving mechanism 22a drives the feeding member 22b to take out the to-be-detected piece 110 from the discharge port 211, the feeding member 22b is driven to move the to-be-detected piece 110 to the receiving position, the feeding turntable 31 rotates to the receiving position under the driving of the feeding driving mechanism 32 to receive the to-be-detected piece 110 placed on the feeding member 22b, and after receiving, the feeding driving mechanism 32 drives the feeding turntable 31 to rotate the to-be-detected piece.
Further, the feeding driving mechanism 32 in this embodiment is further configured to drive the feeding turntable 31 to rotate the to-be-detected piece 110 to the to-be-blanked position after the to-be-detected piece 110 is detected.
Optionally, the number of the positions to be blanked is multiple, and the feeding driving mechanism 32 drives the feeding turntable 31 to convey the detected piece to be detected 110 to different positions to be blanked according to different detection results.
Optionally, the feeding driving mechanism 32 is a motor.
Referring to fig. 7 together, fig. 7 is an enlarged schematic view of a portion a in fig. 6, wherein the feeding device 30 in the present embodiment further includes a positioning mechanism 33, and the positioning mechanism 33 is connected to the feeding turntable 31 to fix the to-be-detected object 110 received by the feeding turntable 31.
The positioning mechanism 33 includes a positioning driving mechanism 331, a first positioning member 332 and a second positioning member 333, the first positioning member 332 is connected to the feeding turntable 31, the second positioning member 333 is opposite to the first positioning member 332, the member 110 to be received is received between the first positioning member 332 and the second positioning member 333, the positioning driving mechanism 331 is connected to the second positioning member 333 to drive the second positioning member 333 to approach the member 110 to be detected, and the first positioning member 332 and the second positioning member 333 clamp the member 110 to be detected on two opposite sides of the member 110 to be detected.
Alternatively, the positioning drive mechanism 331 is a pneumatic cylinder.
Optionally, at least one of the first positioning element 332 and the second positioning element 333 is provided with a positioning slot (labeled in the figure), so that when the first positioning element 332 and the second positioning element 333 clamp the to-be-detected element 110, the to-be-detected element 110 is located in the positioning slot and attached to the first positioning element 332 and the second positioning element 333, in this embodiment, the first positioning element 332 and the second positioning element 333 are both provided with positioning slots.
Optionally, the positioning groove is a V-shaped groove.
Optionally, the number of the positioning mechanisms 33 is multiple, and the multiple positioning mechanisms 33 are arranged on the feeding turntable 31 along the circumferential direction of the feeding turntable 31 to receive the multiple pieces 110 to be detected at the receiving positions respectively. .
Referring to fig. 5, the feeding device 30 in this embodiment further includes a first feeding detector 34, where the first feeding detector 34 is configured to send a first feeding detection signal when the feeding turntable 31 rotates the to-be-detected object 110 to the to-be-detected position, that is, in a process that the feeding driving mechanism 32 drives the feeding turntable 31 to rotate, the first feeding detector 34 can detect whether the to-be-detected object 110 is conveyed to the to-be-detected position, and only when the to-be-detected object is conveyed to the to-be-detected position, the first feeding detection signal is sent, otherwise, the first feeding detection signal is not sent.
Optionally, the first feeding detector 34 is a position sensor, and may be disposed on the feeding turntable 31.
Further, the feeding device 30 in this embodiment further includes a second feeding detector 35, where the second feeding detector 35 is configured to send a second feeding detection signal when the feeding turntable 31 rotates the to-be-detected piece 110 to the to-be-blanked position, that is, in the process that the feeding driving mechanism 32 drives the feeding turntable 31 to rotate, the second feeding detector 35 can detect whether the to-be-detected piece 110 is conveyed to the to-be-blanked position, the second feeding detection signal is sent only when the to-be-blanked position is conveyed, and otherwise, the second feeding detection signal is not sent.
Referring to fig. 8 and 9 together, fig. 8 is a schematic structural diagram of the detection device 40 in fig. 2, and fig. 9 is a schematic structural diagram of a front side of an embodiment of the thread detection gauge 42 in fig. 8, wherein the detection device 40 includes a detection driving mechanism 41 and the thread detection gauge 42, and the detection driving mechanism 41 is connected to the thread detection gauge 42 to drive the thread detection gauge 42 to detect the to-be-detected threaded hole of the to-be-detected piece 110 at the to-be-detected position.
The thread detection gauge 42 comprises a detection body 42a, the detection body 42a comprises a go gauge detection portion 421 and a no-go gauge detection portion 422 connected with the go gauge detection portion 421, a go gauge detection thread is arranged on the outer peripheral side of the go gauge detection portion 421, a no-go gauge detection thread is arranged on the outer peripheral side of the no-go gauge detection portion 422, the go gauge detection thread and the no-go gauge detection thread are coaxially arranged, and the detection driving mechanism 41 is connected with the no-go gauge detection portion 422 to drive the detection body 42a to sequentially pass through the go gauge detection thread and the no-go gauge detection thread to detect a threaded hole to be detected.
Specifically, detect actuating mechanism 41 drive and detect body 42a and rotate for lead to rule detection portion 421 screw in wait to detect the screw hole, if lead to rule detection portion 421 can not screw in wait to detect the screw hole, then stop detecting, if lead to rule detection portion 421 can screw in wait to detect the screw hole, then no-go rule detection portion 422 continues the screw in wait to detect the screw hole.
Optionally, the detection driving mechanism 41 is a motor.
Optionally, the detection body 42a in this embodiment further includes a guide portion 423, the guide portion 423 is connected with the go gauge detection portion 421 on the side of the go gauge detection portion 421 away from the no-go gauge detection portion 422, and the guide portion 423 is a tapered body setting, so that the detection driving mechanism 41 drives the detection body 42a to be screwed into the process of detecting the threaded hole to be detected, the piece 110 to be detected moves relatively along the guiding direction of the guide portion 423, and further the go gauge detection portion 421 can be screwed into the threaded hole to be detected, and the situation that the threaded hole to be detected cannot be detected by the go gauge detection portion 421 when the deviation occurs at the position to be detected of the piece 110 to be detected is prevented.
Further, the thread detecting gauge 42 in this embodiment further includes a connecting body 42b, the detecting driving mechanism 41 is connected to the connecting body 42b, and the connecting body 42b is detachably connected to the no-go gauge detecting portion 422, so as to replace the detecting body 42a with the detecting body of different specifications according to the to-be-detected threaded holes of different specifications.
Alternatively, the connecting body 42b may be directly screwed to the no-go gauge detecting part 422 through a no-go gauge detecting screw on the no-go gauge detecting part 422.
Referring to fig. 10, fig. 10 is an exploded view of the thread detecting gauge 42 of fig. 8 according to another embodiment, in which the detecting body 42a further includes a connecting portion 424, the connecting portion 424 is connected to the no-go gauge detecting portion 422, and the connecting body 42b is detachably connected to the connecting portion 424.
Optionally, the connecting body 42b is threadedly coupled to the connecting portion 424.
Referring to fig. 5, the detecting device of the present embodiment further includes a torque detector 43, wherein the torque detector 43 is configured to detect the rotation torque values of the go gauge detecting portion 421 and the no-go gauge detecting portion 422, so as to obtain the detection result according to the rotation torque values and the go gauge detecting portion 421 and the no-go gauge detecting portion 422.
Specifically, when the drift diameter detection portion 421 is screwed into the threaded hole to be detected, if the rotation torque value of the drift diameter detection portion 421 is greater than or equal to the first threshold value, it indicates that the drift diameter detection portion 421 cannot be screwed into the threaded hole to be detected, the detection mechanism 41 is driven to drive the detection body 42a to reversely rotate and unscrew the threaded hole to be detected, and the detection result is that the drift diameter detection is not qualified; if the rotation torque value is smaller than the first threshold value, the go gauge detecting portion 421 is completely screwed into the threaded hole to be detected, the no-go gauge detecting portion 422 is continuously screwed into the threaded hole to be detected, if the rotation torque value of the no-go gauge detecting portion 422 is larger than or equal to the second threshold value, it indicates that the no-go gauge detecting portion 422 cannot be screwed into the threaded hole to be detected, the detection mechanism 41 is driven to drive the detection body 42a to reversely rotate and screw out of the threaded hole to be detected, and the detection result is that the go-no-; if the rotation torque value of the no-go gauge detection part 422 is smaller than the second threshold value, the no-go gauge detection part 422 can be screwed into the threaded hole to be detected, and the detection result is that the no-go gauge detection is unqualified.
It is understood that the first threshold and the second threshold may be set according to the specification and the detection requirement of the threaded hole to be detected, and are not limited herein.
Optionally, the number of the detecting devices 40 may be multiple, and the detecting devices 40 simultaneously detect a plurality of threaded holes to be detected of the detecting element 110, so as to improve the detecting efficiency.
Referring to fig. 2, 11 and 12 together, fig. 11 is a schematic structural diagram of the blanking device 50 in fig. 2, fig. 12 is a schematic structural diagram of the blanking piece 51b in fig. 11, and the thread detecting apparatus 10 in this embodiment further includes the blanking device 50, and the blanking device 50 is used for taking out the piece to be detected 110 from the feeding turntable 31 at the position to be blanked.
Specifically, the blanking device 50 includes a blanking mechanism 51 and a blowing mechanism 52, the blanking mechanism 51 includes a blanking power mechanism 51a and a blanking member 51b, the blanking power mechanism 51a is connected with the blanking member 51b to drive the blanking member 51b to take out the to-be-detected piece 110 at the to-be-blanked position, and the blowing mechanism 52 is arranged at the to-be-blanked position and used for blowing the to-be-detected piece 110 off the blanking member 51 b.
The blanking power mechanism 51a comprises a first power mechanism 511 and a second power mechanism 512, the second power mechanism 512 is respectively connected with the first power mechanism 511 and the blanking part 51b, the first power mechanism 511 drives the second power mechanism 512 to move in a first blanking direction, so as to drive the blanking part 51b to move to a position to be blanked, and after the blanking part 51b moves to the position to be blanked, the second power mechanism 512 drives the blanking part 51b to be close to the part to be detected 110 in a second blanking direction perpendicular to the first blanking direction, so that the blanking part 51b takes the part to be detected 110 out of the position to be blanked.
Optionally, in this embodiment, the first feeding direction is a horizontal direction, and the second feeding direction is a vertical direction.
Further, unloading piece 51b includes unloading connecting portion 513 and portion of unloading 514, unloading connecting portion 513 is connected with second power mechanism 512, portion of unloading 514 is connected with unloading connecting portion 513, first power mechanism 511 drives second power mechanism 512 in first unloading direction, and then drive the in-process of unloading piece 51b motion, drive portion of unloading 514 aims at the screw hole that detects, second power mechanism 512 is after unloading 514 aims at the screw hole that detects, drive portion of unloading 514 in second unloading direction inserts this screw hole that detects, so that unloading 514 and the screw hole that detects are the state of mutually supporting, thereby will detect and detect that piece 110 takes out from waiting the unloading position.
Optionally, the first power mechanism 511 includes a first sub power mechanism 5111 and a second sub power mechanism 5112, the first feeding direction includes a first sub feeding direction and a second sub feeding direction perpendicular to each other, the second sub power mechanism 5112 is respectively connected to the first sub power mechanism 5111 and the second power mechanism 512, the first sub power mechanism 5111 drives the second sub power mechanism 5112, and then the second power mechanism 512 drives the feeding member 51b to reciprocate in the first sub feeding direction, and the second sub power mechanism 5112 drives the second power mechanism 512, and then drives the feeding member 51b to reciprocate in the second sub feeding direction, so that the discharging portion 514 aligns to the threaded hole to be detected during the reciprocating movement of the feeding member 51b in the first sub feeding direction and the second sub feeding direction.
Optionally, the first sub-power mechanism 5111, the second sub-power mechanism 5112, and the second power mechanism 512 are cylinders, and in other embodiments, other power mechanisms may be used, such as a screw motor, which is not limited herein.
Further, the portion of unloading 514 includes the cooperation portion 5141 of unloading and the guide part 5142 of unloading, the cooperation portion 5141 of unloading is connected with unloading connecting portion 513, the guide part 5142 of unloading is connected with the cooperation portion 5141 of unloading in the one side that cooperation portion 5141 of unloading kept away from unloading connecting portion 513, and the guide part 5142 of unloading is the setting of cone-shaped body in second unloading direction, so that the in-process of the screw hole of waiting to detect is inserted to the portion of unloading 514, wait to detect a piece 110 along the guide direction relative movement of guide part 5142 of unloading, and then make the cooperation portion 5141 of unloading be the state that matches with the screw hole of waiting to detect, in this embodiment, the setting of the guide part 5142 of unloading can prevent the portion of unloading 514 in the in-process of aiming at the screw hole of waiting to detect, position deviation appears and leads to the problem.
The blowing mechanism 52 comprises a blowing power mechanism 52a and a blowing nozzle 52b, the blowing power mechanism 52a is connected with the blowing nozzle 52b to blow air to the piece to be detected 110 through the blowing nozzle 52b, that is, after the blanking power mechanism 51a drives the blanking piece 51b to take out the piece to be detected 110 from the position to be blanked, the blowing power mechanism 52a drives the blowing nozzle 52b to blow air to the piece to be detected 110, so that the piece to be detected 110 falls off from the blanking piece 51 b.
Optionally, the blowing power mechanism 52a is an electromagnetic valve.
Further, the blanking device in this embodiment further includes a receiving box 53, and the receiving box 53 is disposed below the blanking member 51b to receive the to-be-detected piece 110 blown off from the blanking member 51 b.
Referring to fig. 5, the blanking device 50 in this embodiment further includes a first blanking detector 54, where the first blanking detector 54 is configured to send a first blanking detection signal when the first power mechanism 511 drives the discharging portion 514 to align with the threaded hole to be detected, the second power mechanism 512 drives the discharging portion 514 to insert into the threaded hole to be detected according to the first blanking detection signal, that is, in the process that the first power mechanism 511 drives the discharging portion 514 to align with the threaded hole to be detected, the first blanking detector 54 can detect whether the discharging portion 514 aligns with the threaded hole to be detected, if so, the first blanking detection signal is sent, otherwise, the first blanking detection signal is not sent, so that when the second power mechanism 512 drives the discharging piece 51b to approach the piece to be detected 110 under the condition that the discharging portion 514 is not aligned, the discharging portion 514 cannot be inserted into the threaded hole to be detected and the piece to be detected 110 cannot be taken out, it may even happen that the discharge portion 514 interferes with the piece 110 to be detected, causing damage to the discharge portion 514 or to the piece 110 to be detected.
Optionally, the first blanking detector 54 may be a grating ruler, and may be disposed on the first power mechanism 511.
Further, the blanking device 50 in this embodiment further includes a second blanking detector 55, the second blanking detector 55 is configured to send a second blanking detection signal after the discharging portion 514 is inserted into the threaded hole to be detected, the second power mechanism 512 drives the discharging portion 514 to take the piece 110 to be detected out from the position to be blanked according to the second blanking detection signal, that is, in the process that the second power mechanism 512 drives the discharging portion 514 to be inserted into the threaded hole to be detected, the second blanking detector 55 can detect the insertion position of the discharging portion 514, and only sends the second blanking detection signal after the discharging portion 514 is inserted into the threaded hole to be detected, otherwise, the second blanking detection signal is not sent, so that the situation that the piece 110 to be detected cannot be taken out when the discharging portion 514 is not inserted into the threaded hole to be detected is.
Optionally, the second blanking detector 55 is a distance sensor, and may be disposed on the second power mechanism 512.
Optionally, the number of the blanking devices 50 is multiple, the blanking devices 50 respectively take out the pieces 110 to be detected from the feeding turntable 31 at multiple positions to be blanked, in this embodiment, the number of the blanking devices 50 is three, the feeding driving mechanism 32 drives the feeding turntable 31 to convey the pieces 110 to be detected after the detection is completed to positions corresponding to the detection results in the three positions to be blanked according to the three detection results, and the three blanking devices 50 respectively take out the pieces 110 to be detected of the corresponding detection results at the three positions to be blanked, so as to classify the pieces 110 to be detected of different detection results.
Further, the thread detecting apparatus 10 in this embodiment further includes a controller 60, the controller 60 is electrically connected to the first feeding detector 24, the second feeding detector 25, the first feeding detector 34, the second feeding detector 35, the torsion detector 43, the first discharging detector 54, and the second discharging detector 55 respectively to receive corresponding detection signals, and the controller 60 is electrically connected to the vibrating plate 21, the feeding driving mechanism 22a, the feeding driving mechanism 32, the detection driving mechanism 41, the discharging power mechanism 51a, and the blowing power mechanism 52a respectively to issue corresponding control commands, so that the vibrating plate 21 conveys the to-be-detected piece 110 to the discharging opening 211 according to the corresponding control commands, the feeding driving mechanism 22a takes the to-be-detected piece 110 out of the discharging opening 211 according to the corresponding control commands, the feeding driving mechanism 32 conveys the to-be-detected piece 110 to the to-be-detected position according to the corresponding control commands, after the detection is finished, the piece to be detected 110 is conveyed to the position to be subjected to blanking, the detection driving mechanism 41 drives the detection thread gauge to sequentially pass through the go gauge detection thread and the no-go gauge detection thread at the position to be detected according to a corresponding control instruction to detect the threaded hole to be detected, the blanking power mechanism 51a drives the blanking piece 51b to take out the detected piece to be detected from the position to be subjected to blanking according to a corresponding control instruction, and the air blowing power mechanism 52a drives the air blowing nozzle 52b to blow air to the piece to be detected 110 according to a corresponding control instruction.
It will be appreciated that the controller 60 may be related to a computer program which is a simple program or a routine application of known computer programs.
Referring to fig. 1, the thread detecting apparatus 10 in this embodiment further includes a housing 70, and the workbench 110, the feeding device 20, the feeding device 30, the detecting device 40, and the discharging device 50 are disposed in the housing 70.
Be different from prior art's condition, the screw thread check out test set that this application provided will wait to detect a transport to the discharge gate through the vibration dish, feed mechanism will wait to detect a take out from the discharge gate, and will wait to detect a transport to waiting to detect the position after at material feeding unit, it detects to detect actuating mechanism drive screw thread detection rule and treat and detect the screw hole, so that vibration dish and feed mechanism realize continuous feeding, thereby realize continuous detection, improve detection efficiency and detection precision, reduce the human cost, and simple structure, the operation is stable, and the cost is reduced.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.
Claims (10)
1. A thread detection apparatus, comprising:
the feeding device comprises a vibrating disc and a feeding mechanism, the vibrating disc is used for containing a piece to be detected and comprises a discharge port so as to convey the piece to be detected to the discharge port, the piece to be detected is provided with a threaded hole to be detected, and the feeding mechanism is used for taking the piece to be detected out of the discharge port;
the feeding device is used for receiving the to-be-detected piece taken out by the feeding mechanism and conveying the to-be-detected piece to a to-be-detected position;
the detection device comprises a detection driving mechanism and a thread detection gauge, wherein the detection driving mechanism is connected with the thread detection gauge so as to drive the thread detection gauge to detect the threaded hole to be detected at the position to be detected.
2. The thread detecting device according to claim 1, wherein the feeding device includes a feeding turntable and a feeding driving mechanism, the feeding turntable is configured to receive the to-be-detected member, and the feeding driving mechanism is connected to the feeding turntable to drive the feeding turntable to rotate, so that the feeding turntable rotates the to-be-detected member to the to-be-detected position after receiving the to-be-detected member.
3. The thread detecting device of claim 2, wherein the feeding device further comprises a positioning mechanism, and the positioning mechanism is connected with the feeding turntable to fix the to-be-detected piece received by the feeding turntable.
4. The thread detection device according to claim 3, wherein the positioning mechanism includes a positioning driving mechanism, a first positioning member and a second positioning member, the first positioning member is connected to the feeding turntable, the second positioning member is opposite to the first positioning member, the to-be-detected member is received between the first positioning member and the second positioning member, and the positioning driving mechanism is connected to the second positioning member to drive the second positioning member to approach the to-be-detected member, so that the first positioning member and the second positioning member clamp the to-be-detected member at opposite sides of the to-be-detected member.
5. The thread detecting apparatus according to claim 4, wherein at least one of the first positioning member and the second positioning member has a positioning groove, so that when the first positioning member and the second positioning member clamp the to-be-detected member, at least a portion of the to-be-detected member is located in the positioning groove and attached to the first positioning member and the second positioning member.
6. The thread detecting device according to claim 2, wherein the feeding device further comprises a first feeding detector, the first feeding detector is configured to send a first feeding detection signal when the feeding turntable rotates the to-be-detected member to the to-be-detected position, and the detection driving mechanism drives the thread detecting gauge to detect the to-be-detected threaded hole according to the first feeding detection signal.
7. The thread detecting device according to claim 2, wherein the feeding driving mechanism is further configured to drive the feeding turntable to rotate the to-be-detected member to a to-be-blanked position after detection is completed, and the thread detecting device further comprises a blanking device, and the blanking device is configured to take out the to-be-detected member from the feeding turntable at the to-be-blanked position.
8. The thread detecting device according to claim 7, wherein the number of the positions to be blanked and the number of the blanking devices are plural, the feeding driving mechanism drives the feeding turntable to convey the detected piece to different positions to be blanked according to different detection results, and the blanking devices take the detected piece out of the feeding turntable at the positions to be blanked respectively.
9. The thread detecting device according to claim 7, wherein the feeding device further includes a second feeding detector, the second feeding detector is configured to send a second feeding detection signal when the feeding turntable rotates the to-be-detected member to the to-be-blanked position, and the blanking device takes out the to-be-detected member from the feeding turntable according to the second feeding detection signal.
10. The thread detecting apparatus according to claim 1, further comprising a controller electrically connected to the detection driving mechanism, so that the detection driving mechanism drives the thread detecting gauge to detect the threaded hole to be detected at the position to be detected according to the control of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910443656.3A CN111994600A (en) | 2019-05-27 | 2019-05-27 | Thread detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910443656.3A CN111994600A (en) | 2019-05-27 | 2019-05-27 | Thread detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111994600A true CN111994600A (en) | 2020-11-27 |
Family
ID=73461544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910443656.3A Pending CN111994600A (en) | 2019-05-27 | 2019-05-27 | Thread detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111994600A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608404A (en) * | 2022-03-17 | 2022-06-10 | 济南职业学院 | Nut conveying detection line |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203306726U (en) * | 2013-06-18 | 2013-11-27 | 吴江市博众精工科技有限公司 | Automatic screw cap supply pick-and-place mechanism |
| CN104049096A (en) * | 2014-07-04 | 2014-09-17 | 朱飞虎 | Screw detector |
| CN205042769U (en) * | 2015-09-29 | 2016-02-24 | 昆山市品一自动化设备有限公司 | Automatic nut detecting and sorting device |
| CN105438768A (en) * | 2015-12-08 | 2016-03-30 | 苏州博众精工科技有限公司 | Screw feeding mechanism |
| CN205664731U (en) * | 2016-03-07 | 2016-10-26 | 长春工业大学 | Crucial size detection platform of automobile wheel hub axle |
| KR20170014301A (en) * | 2015-07-29 | 2017-02-08 | 대기 이에스티(주) | Cage nuts checking devices |
| CN107202688A (en) * | 2017-07-10 | 2017-09-26 | 安徽海思达机器人有限公司 | A kind of screw thread automatic detection device and application method |
| CN107289847A (en) * | 2017-07-10 | 2017-10-24 | 安徽海思达机器人有限公司 | A kind of screw thread automatic detection device with vision and application method |
| CN207872624U (en) * | 2017-12-27 | 2018-09-18 | 合肥市雅视智能科技有限公司 | Chuck screw detecting equipment |
| CN109482513A (en) * | 2018-10-25 | 2019-03-19 | 杭州职业技术学院 | Accurate thread detection device based on mechanics induction |
-
2019
- 2019-05-27 CN CN201910443656.3A patent/CN111994600A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203306726U (en) * | 2013-06-18 | 2013-11-27 | 吴江市博众精工科技有限公司 | Automatic screw cap supply pick-and-place mechanism |
| CN104049096A (en) * | 2014-07-04 | 2014-09-17 | 朱飞虎 | Screw detector |
| KR20170014301A (en) * | 2015-07-29 | 2017-02-08 | 대기 이에스티(주) | Cage nuts checking devices |
| CN205042769U (en) * | 2015-09-29 | 2016-02-24 | 昆山市品一自动化设备有限公司 | Automatic nut detecting and sorting device |
| CN105438768A (en) * | 2015-12-08 | 2016-03-30 | 苏州博众精工科技有限公司 | Screw feeding mechanism |
| CN205664731U (en) * | 2016-03-07 | 2016-10-26 | 长春工业大学 | Crucial size detection platform of automobile wheel hub axle |
| CN107202688A (en) * | 2017-07-10 | 2017-09-26 | 安徽海思达机器人有限公司 | A kind of screw thread automatic detection device and application method |
| CN107289847A (en) * | 2017-07-10 | 2017-10-24 | 安徽海思达机器人有限公司 | A kind of screw thread automatic detection device with vision and application method |
| CN207872624U (en) * | 2017-12-27 | 2018-09-18 | 合肥市雅视智能科技有限公司 | Chuck screw detecting equipment |
| CN109482513A (en) * | 2018-10-25 | 2019-03-19 | 杭州职业技术学院 | Accurate thread detection device based on mechanics induction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608404A (en) * | 2022-03-17 | 2022-06-10 | 济南职业学院 | Nut conveying detection line |
| CN114608404B (en) * | 2022-03-17 | 2023-11-03 | 济南职业学院 | Nut conveying detection line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108672313B (en) | Automatic bolt detector | |
| US5226361A (en) | Integrated circuit marking and inspecting system | |
| WO2017114043A1 (en) | Rotating disc type pin detection system | |
| KR20150118492A (en) | X-ray Apparatus for Inspecting Object Automatically Using Controlled Transfer Structure | |
| CN111266305B (en) | Full-automatic shaft part detection sorting machine and detection sorting method | |
| CN111994600A (en) | Thread detection equipment | |
| CN1893813B (en) | Interference detection method, interference detection arrangement, surface mounting machine having the device and mounting system | |
| US11187713B2 (en) | Laboratory module for storing and feeding to further processing of samples | |
| CN104482868A (en) | High-accuracy fully-automatic glass key hole edge thickness detecting machine | |
| CN107421488A (en) | Workpiece calibration equipment and measuring method | |
| EP0085124B1 (en) | Screw inspection device | |
| CN109093370A (en) | A kind of more screw synchronization locking machines | |
| CN211392942U (en) | Unloader and screw thread check out test set | |
| CN210312287U (en) | Feeding device and thread detection equipment | |
| KR200338489Y1 (en) | Apparatus for automatic assembling of clips | |
| CN210464260U (en) | Thread detection gauge, detection device and thread detection equipment | |
| KR102049429B1 (en) | X-ray Apparatus for Inspecting Object Automatically Using Controlled Transfer Structure | |
| KR20140108009A (en) | Strip Automatic Cutting and Distributor Apparatus | |
| CN109175122A (en) | Transfer processing method and system | |
| CN209991935U (en) | Thread detection equipment | |
| US6248968B1 (en) | Method and apparatus for assaying seeds used in medical applications | |
| CN109396069B (en) | Electronic element detection equipment capable of avoiding mistaken material distribution and detection method thereof | |
| CN209364048U (en) | A kind of more screw synchronization locking machines | |
| CN210312288U (en) | Feeding device and thread detection equipment | |
| CN107363505B (en) | Stock warehouse device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201127 |