CN219822876U - Detecting and discharging device - Google Patents

Abstract

The utility model discloses a detection blanking device which comprises a frame, a conveying line, a detection assembly, a blanking assembly and a top line assembly, wherein the conveying line is arranged on the frame; the frame is provided with a detection station and a blanking station; the conveying line is provided with a plurality of jigs, the jigs are provided with accommodating grooves, and the conveying line can convey the jigs to pass through the detection station and the blanking station in sequence; the detection assembly is arranged at the detection station; the blanking assembly is arranged at the blanking station and is electrically connected with the detection assembly; the top line assembly is arranged at the blanking station and comprises a first driver and an ejection piece, the output end of the first driver is connected with the ejection piece, the first driver is used for driving the ejection piece to move, and a data line on a jig on the blanking station is positioned on a moving path of the ejection piece. When the jig moves to the blanking station, the first driver can drive the ejection piece to push the data line, so that the wire part of the data line leaves the accommodating groove, and the blanking assembly is convenient to grasp the wire part of the data line, so that the data line is blanked.

Description

Detecting and discharging device

Technical Field

The utility model relates to the technical field of detection, in particular to a detection blanking device.

Background

The wire rod is a carrier which is indispensable for transmitting signals and conveying electric energy, in the production process of the data wire, the whole wire is required to be cut to a fixed length to form a wire rod, the wire rod is placed on a jig, and the jig is conveyed through a conveying line to sequentially pass through various processing procedures to form a finished product data wire. When the blanking component in the related art performs blanking on the data wire on the jig, the wire part of the data wire is accommodated in the accommodating groove of the jig, so that the blanking component is difficult to pick up the data wire.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a detection blanking device, wherein a blanking component is convenient to pick up a data line.

The detecting and blanking device provided by the embodiment of the utility model comprises a rack, a conveying line, a detecting assembly, a blanking assembly and a top line assembly; the frame is provided with a detection station and a blanking station; the conveying line is provided with a plurality of jigs, the jigs are provided with accommodating grooves for accommodating wire parts of the data lines, and the conveying line can convey the jigs to pass through the detection station and the blanking station in sequence; the detection assembly is arranged at the detection station and is used for detecting the data line on the jig positioned at the detection station; the blanking assembly is arranged at the blanking station and is electrically connected with the detection assembly, and the blanking assembly is used for classifying and blanking the data wires on the jig of the blanking station; the ejection assembly is arranged at the blanking station and used for ejecting the data line out of the accommodating groove, the ejection assembly comprises a first driver and an ejection piece, the output end of the first driver is connected with the ejection piece, the first driver is used for driving the ejection piece to move, and the data line on the jig on the blanking station is located on the moving path of the ejection piece.

The detection blanking device has at least the following beneficial effects: the data wire comprises a wire part and a terminal part, the wire part of the data wire is accommodated in the accommodating groove, the data wire on the jig can sequentially pass through the detection station and the blanking station under the conveying of the conveying line, and the detection assembly on the detection station can detect the terminal part of the data wire; when the jig moves to the blanking station, the first driver can drive the ejection piece to push the data line, so that the wire part of the data line leaves the accommodating groove, and the blanking assembly is convenient to grasp the wire part of the data line, so that the data line is blanked.

According to the detecting and blanking device provided by the embodiment of the utility model, the jig on the blanking station is positioned at one side of the moving path of the ejection piece, and the first driver is used for driving the ejection piece to push the data line to be positioned at the part outside the jig.

According to the detecting and blanking device provided by the embodiment of the utility model, the bottom of the accommodating groove is provided with the through hole, and the moving path of the ejection piece passes through the through hole on the jig on the blanking station.

According to the detecting and blanking device disclosed by the embodiment of the utility model, the blanking component comprises a first mounting frame, a horizontal driving structure, a vertical driving structure and a clamping structure, wherein the horizontal driving structure is arranged on the first mounting frame, the output end of the horizontal driving structure is connected with the vertical driving structure, the horizontal driving structure is used for driving the vertical driving structure to move in the horizontal direction, the output end of the vertical driving structure is connected with the clamping structure, the vertical driving structure is used for driving the clamping structure to do lifting movement, and the clamping structure is used for clamping a data line.

According to the detection blanking device provided by the embodiment of the utility model, the detection assembly comprises the second mounting frame, the second driver and the detection structure, the detection structure is slidably arranged on the second mounting frame, the detection structure comprises a circuit board, the circuit board is provided with the detection port and the plug-in port, the plug-in port is used for being connected with the test device in a plug-in manner, the detection port faces the conveying line, the output end of the second driver is connected with the detection structure, and the second driver can drive the detection structure to be close to or far away from the conveying line.

According to the detection blanking device provided by the embodiment of the utility model, the detection assembly further comprises a third driver and a pressing piece, the third driver is arranged on the second mounting frame, the bearing piece is arranged between the conveying line and the detection structure, the output end of the third driver is connected with the pressing piece, the third driver can drive the pressing piece to be close to or far away from the bearing piece, and a terminal limiting area for limiting the terminal part of the data line is formed between the pressing piece and the bearing piece.

According to the detecting and blanking device provided by the embodiment of the utility model, two limiting protrusions are arranged at one end of the pressing piece, which is close to the bearing piece, and a terminal limiting area is formed between the two limiting protrusions.

According to the detecting and blanking device provided by the embodiment of the utility model, two limit grooves are formed in one end, close to the pressing piece, of the bearing piece, the limit grooves are in one-to-one correspondence with the limit protrusions, and the limit protrusions can be inserted into or separated from the limit grooves under the driving of the third driver.

According to the detecting and blanking device provided by the embodiment of the utility model, the detecting structure further comprises a sliding block, the sliding block is slidably arranged on the second mounting frame, the output end of the second driver is connected with the sliding block, the circuit board is detachably arranged on the sliding block, and the second driver 420 can drive the sliding block 432 to be close to or far from the conveying line 200.

According to the detection blanking device provided by the embodiment of the utility model, two second drivers and two detection structures are arranged, the second drivers and the detection structures are in one-to-one correspondence and are connected, and the two second drivers and the two detection structures are arranged on the second mounting frame.

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

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic structural diagram of a detecting and blanking device according to an embodiment of the present utility model;

FIG. 2 is a schematic structural diagram of a jig of the inspecting and blanking device shown in FIG. 1;

FIG. 3 is a schematic structural diagram of a blanking assembly of the detecting blanking device shown in FIG. 1;

FIG. 4 is a schematic structural diagram of a detecting assembly of the detecting and blanking device shown in FIG. 1;

fig. 5 is an enlarged view of a portion of the structure at a of the sensing assembly shown in fig. 4.

Reference numerals:

a frame 100;

a conveyor line 200; a jig 210; a receiving groove 211;

a blanking assembly 300; a first mount 310; a first slide rail 311; a horizontal driving structure 320; a fourth driver 321; a first slider 322; a vertical drive structure 330; a clamping structure 340;

a detection assembly 400; a second mount 410; a carrier 411; a limit groove 411a; a second driver 420; a detection structure 430; a circuit board 431; a detection port 431a; a plug port 431b; a slider 432; a third driver 440; a pressing member 450; a limit projection 451;

a top line assembly 500; and an ejector 510.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The detecting and blanking device of the present utility model will be described in detail with reference to fig. 1 to 5.

Referring to fig. 1 and 3, the detecting and discharging device according to an embodiment of the present utility model includes a frame 100, a conveyor line 200, a detecting assembly 400, a discharging assembly 300, and a top line assembly 500.

The frame 100 is provided with a detection station and a blanking station; the conveying line 200 is provided with a plurality of jigs 210, the jigs 210 are provided with accommodating grooves 211, the accommodating grooves 211 are used for accommodating wire rod parts of data wires, and the conveying line 200 can convey the jigs 210 to pass through a detection station and a blanking station in sequence; the detection assembly 400 is arranged at a detection station and is positioned at the rear side of the conveying line 200, and the detection assembly 400 is used for detecting the data line on the jig 210 positioned at the detection station; the blanking assembly 300 is arranged at the blanking station and is positioned at the rear side of the conveying line 200, the blanking assembly 300 is electrically connected with the detection assembly 400, and the blanking assembly 300 is used for classifying and blanking the data lines on the jig 210 positioned at the blanking station; the top line assembly 500 is arranged at the blanking station, the top line assembly 500 is used for ejecting the data line out of the accommodating groove 211, the top line assembly 500 comprises a first driver and an ejection piece 510, the output end of the first driver is connected with the ejection piece 510, the first driver is used for driving the ejection piece 510 to move, and the data line on the jig 210 on the blanking station is located on the moving path of the ejection piece 510.

For example, as shown in fig. 1 to 3, the conveying line 200 is extended in the left-right direction, a plurality of jigs 210 are arranged on the conveying line 200 at intervals in the left-right direction, accommodating grooves 211 extending in the front-rear direction are arranged on the jigs 210, wire parts of data wires are accommodated in the accommodating grooves 211, terminal parts of the data wires extend out of the accommodating grooves 211 and are positioned at the front side of the jigs 210, a detection station is arranged at the right side of a blanking station, and the conveying line 200 can convey the jigs 210 from right to left so that the jigs 210 sequentially pass through the detection station and the blanking station; the detection assembly 400 is arranged at a detection station, and when the conveying line 200 conveys the jig 210 to the detection station, the detection assembly 400 can detect the data line; the blanking assembly 300 is arranged at the blanking station, the blanking assembly 300 is electrically connected with the detection assembly 400, and when the conveying line 200 conveys the jig 210 from the detection station to the blanking station, the blanking assembly 300 can sort and blanking the data lines according to the detection result of the detection assembly 400; the top line assembly 500 is arranged at the blanking station, the top line assembly 500 comprises a first driver and an ejector 510, and the output end of the first driver is connected with the ejector 510. Under the driving of the first driver, the ejector 510 can move upwards to push the data line on the jig 210 upwards, so that the wire portion of the data line can be separated from the accommodating groove 211, so that the blanking assembly 300 can grasp the wire portion, and the sorting blanking of the data line is completed. Through setting up roof line subassembly 500, can reduce the unloading subassembly 300 and snatch the degree of difficulty of the data line on the tool 210 to the unloading subassembly 300 classifies the unloading to the data line.

Specifically, the jig 210 on the blanking station is located at one side of the moving path of the ejector 510, and the first driver is used for driving the ejector 510 to push the data line to be located at a portion outside the jig 210. For example, when the jig 210 moves to the blanking station, the ejector 510 can be located just under the terminal portion of the data line on the jig 210. The ejector 510 can be moved upward by the driving of the first driver to push the terminal portion of the data line upward, thereby allowing the wire portion of the data line to be separated from the accommodating groove 211.

Optionally, a through hole is formed at the bottom of the accommodating groove 211, and the moving path of the ejector 510 passes through the through hole on the jig 210 on the blanking station. For example, a through hole extending up and down may be provided at the bottom of the receiving groove 211, and the roof line assembly 500 is provided below the transfer line 200. Under the driving of the first driver, the ejector 510 can move upward, and the ejector 510 can pass through the through hole to eject the wire portion in the accommodating groove 211, so that the blanking assembly 300 can grasp the wire portion of the data line.

In some embodiments of the present utility model, the blanking assembly 300 includes a first mounting frame 310, a horizontal driving structure 320, a vertical driving structure 330 and a clamping structure 340, the horizontal driving structure 320 is disposed on the first mounting frame 310, an output end of the horizontal driving structure 320 is connected with the vertical driving structure 330, the horizontal driving structure 320 is used for driving the vertical driving structure 330 to move in a horizontal direction, an output end of the vertical driving structure 330 is connected with the clamping structure 340, the vertical driving structure 330 is used for driving the clamping structure 340 to perform lifting motion, and the clamping structure 340 is used for clamping a data line. For example, as shown in fig. 3, the blanking assembly 300 includes a first mounting frame 310, a horizontal driving structure 320, a vertical driving structure 330 and a clamping structure 340, and a first sliding rail 311 extending in a left-right direction is disposed on the first mounting frame 310; the horizontal driving structure 320 comprises a fourth driver 321 and a first sliding piece 322, the fourth driver 321 is arranged on the first mounting frame 310, the first sliding piece 322 is slidably arranged on the first sliding rail 311, the output end of the fourth driver 321 is connected with the first sliding piece 322, and the first sliding piece 322 is provided with a second sliding rail extending along the vertical direction; the vertical driving structure 330 includes a fifth driver and a second sliding member, the fifth driver is disposed on the first sliding member 322, the second sliding member is slidably disposed on the second sliding rail, and an output end of the fifth driver is connected with the second sliding member; the clamping structure 340 includes a sixth driver and two clamping members, the sixth driver is disposed on the second sliding member, the two clamping members are distributed at intervals along the left-right direction, and an output end of the sixth driver is connected with the two clamping members. The first slider 322 can slide left and right along the first slide rail 311 under the driving of the fourth driver 321, the second slider can slide up and down along the second slide rail under the driving of the fifth driver, and the two clamping pieces can be close to or far away from each other under the driving of the sixth driver to clamp or unclamp the wire portion of the data line.

In some embodiments of the present utility model, the detection assembly 400 includes a second mounting frame 410, a second driver 420, and a detection structure 430, the detection structure 430 is slidably disposed on the second mounting frame 410, the detection structure 430 includes a circuit board 431, the circuit board 431 is provided with a detection port 431a and a plugging port 431b, the plugging port 431b is used for plugging and unplugging a test device, the detection port 431a faces the conveying line 200, an output end of the second driver 420 is connected with the detection structure 430, and the second driver 420 can drive the detection structure 430 to approach or depart from the conveying line 200. For example, as shown in fig. 4 and 5, the detecting assembly 400 includes a second mounting frame 410, a second driver 420, and a detecting structure 430, the detecting structure 430 is slidably disposed on the second mounting frame 410 along a front-rear direction, the detecting structure 430 includes a circuit board 431, a front end of the circuit board 431 is provided with a detecting port 431a, and an upper end of the circuit board 431 is provided with a plugging port 431b. The detection structure 430 can move along the front-back direction under the driving of the second driver 420, so that the plugging port 431b on the circuit board 431 can be close to the terminal portion of the data line on the detection station, and the terminal portion of the data line can be connected with the plugging port 431b in a plugging manner; the detection device can be connected with a plug-in port 431b on the circuit board 431 in a plug-in manner, so as to detect a data line connected with the circuit board 431.

Further, the detecting structure 430 further includes a slider 432, the slider 432 is slidably disposed on the second mounting frame 410, the output end of the second driver 420 is connected to the slider 432, the circuit board 431 is detachably disposed on the slider 432, and the second driver 420 can drive the slider 432 to approach or depart from the conveying line 200. For example, as shown in fig. 4 and 5, the slider 432 is slidably provided on the second mounting frame 410 in the front-rear direction, the second driver 420 is mounted on the second mounting frame 410 and is located at the rear side of the slider 432, the output end of the second driver 420 is connected with the rear end of the slider 432, and the circuit board 431 is detachably mounted on the slider 432 through a screw connection. Under the driving of the second driver 420, the slider 432 can slide along the front-back direction relative to the second mounting frame 410, and the slider 432 can drive the circuit board 431 to move along the front-back direction. By detachably mounting the circuit board 431 on the slider 432, replacement of the circuit board 431 by a worker can be facilitated.

In some embodiments of the present utility model, the detecting assembly 400 further includes a third driver 440 and a pressing member 450, where the third driver 440 is disposed on the second mounting frame 410, the second mounting frame 410 is provided with a carrier 411, the carrier 411 is disposed between the conveying line 200 and the detector, an output end of the third driver 440 is connected to the pressing member 450, the third driver 440 can drive the pressing member 450 to approach or separate from the carrier 411, and a terminal limiting area for limiting a terminal portion of the data line is formed between the pressing member 450 and the carrier 411. For example, as shown in fig. 4 and 5, a carrier 411 is disposed on the second mounting frame 410, the carrier 411 is located at the front side of the detecting structure 430, a third driver 440 and a pressing member 450 are disposed above the carrier 411, the third driver 440 is mounted on the second mounting frame 410, an output end of the third driver 440 is connected to an upper end of the pressing member 450, and a terminal limiting area is formed between the pressing member 450 and the carrier 411. Under the drive of transfer chain 200, bear the tool 210 of data line and can follow right left and remove to the detection station, at this moment, the terminal portion of data line can be located the terminal spacing district, under the drive of third driver 440, pressfitting piece 450 can move down to coordinate carrier 411 to press from both sides tight spacing to the terminal portion of data line, and then, under the drive of second driver 420, the detection port 431a on the circuit board 431 can be connected with the terminal portion plug of data line.

Further, two limiting protrusions 451 are disposed at one end of the pressing member 450 adjacent to the carrier 411, and a terminal limiting area is formed between the two limiting protrusions 451. For example, as shown in fig. 5, two limiting protrusions 451 are disposed at the lower end of the pressing member 450, and the two limiting protrusions 451 are disposed along the left-right direction. And then, a terminal limiting area is formed between the two limiting protrusions 451, under the driving of the third driver 440, the pressing member 450 can move downwards to be close to the bearing member 411, the upper surface of the pressing member 450 and the lower surface of the bearing member 411 can limit the terminal portion of the data line in the vertical direction, and the two limiting protrusions 451 can limit the terminal portion of the data line in the left-right direction.

Further, the end of the carrier 411, which is close to the pressing member 450, is provided with two limiting grooves 411a, the limiting grooves 411a are disposed in one-to-one correspondence with the limiting protrusions 451, and the limiting protrusions 451 can be inserted into or separated from the limiting grooves 411a under the driving of the third driver 440. For example, as shown in fig. 5, two limiting grooves 411a are disposed at the upper end of the carrier 411, the two limiting grooves 411a are disposed along the left-right direction, and the limiting grooves 411a are disposed in one-to-one correspondence with the limiting protrusions 451. Under the driving of the third driver 440, the pressing member 450 can move downward, so that the limiting protrusion 451 on the pressing member 450 can be inserted into the corresponding limiting groove 411a, the limiting protrusion 451 can limit the terminal portion of the data line in the left-right direction, so that the terminal portion can be opposite to the detection port 431a on the circuit board 431, and meanwhile, the upper surface of the pressing member 450 and the lower surface of the bearing member 411 can compress and limit the terminal portion in the vertical direction, so that the terminal portion can be normally inserted into the detection port 431a on the circuit board 431.

In some embodiments of the present utility model, referring to fig. 4, two second drivers 420 and detection structures 430 are provided, the second drivers 420 and the detection structures 430 are in one-to-one correspondence and are connected, and the two second drivers 420 and the two detection structures 430 are mounted on the second mounting frame 410. By providing the two second drivers 420 and the two detecting structures 430, the detecting assembly 400 can detect the terminal portions at both ends of the data line at the same time, and the working efficiency of the detecting assembly 400 is improved.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. Detect unloader, characterized by includes:

the machine frame (100) is provided with a detection station and a blanking station;

the conveying line (200), a plurality of jigs (210) are arranged on the conveying line (200), accommodating grooves (211) are formed in the jigs (210), the accommodating grooves (211) are used for accommodating wire rod parts of data wires, and the conveying line (200) can convey the jigs (210) to pass through the detection station and the blanking station in sequence;

the detection assembly (400) is arranged at the detection station, and the detection assembly (400) is used for detecting the data line on the jig (210) positioned at the detection station;

the blanking assembly (300) is arranged at the blanking station, the blanking assembly (300) is electrically connected with the detection assembly (400), and the blanking assembly (300) is used for classifying and blanking the data wires on the jig (210) at the blanking station;

the top line assembly (500) is arranged at the blanking station, the top line assembly (500) is used for ejecting a data line out of the accommodating groove (211), the top line assembly (500) comprises a first driver and an ejection piece (510), the output end of the first driver is connected with the ejection piece (510), the first driver is used for driving the ejection piece (510) to move, and the data line on the jig (210) on the blanking station is located on the moving path of the ejection piece (510).

2. The blanking device of claim 1, wherein the jig (210) at the blanking station is located at one side of the moving path of the ejector (510), and the first driver is configured to drive the ejector (510) to push the data line to be located at a portion outside the jig (210).

3. The device according to claim 1, wherein the bottom of the accommodating groove (211) is provided with a through hole, and the moving path of the ejector (510) passes through the through hole of the jig (210) at the blanking station.

4. A device according to any one of claims 1 to 3, wherein the blanking assembly (300) comprises a first mounting frame (310), a horizontal driving structure (320), a vertical driving structure (330) and a clamping structure (340), the horizontal driving structure (320) is arranged on the first mounting frame (310), an output end of the horizontal driving structure (320) is connected with the vertical driving structure (330), the horizontal driving structure (320) is used for driving the vertical driving structure (330) to move in a horizontal direction, an output end of the vertical driving structure (330) is connected with the clamping structure (340), the vertical driving structure (330) is used for driving the clamping structure (340) to do lifting movement, and the clamping structure (340) is used for clamping a data line.

5. A test blanking device according to any of the claims 1-3, characterized in that the test assembly (400) comprises a second mounting frame (410), a second driver (420) and a test structure (430), the test structure (430) is slidably arranged on the second mounting frame (410), the test structure (430) comprises a circuit board (431), a test port (431 a) and a plugging port (431 b) are arranged on the circuit board (431), the plugging port (431 b) is used for being plugged and connected with a test device, the test port (431 a) faces the conveying line (200), the output end of the second driver (420) is connected with the test structure (430), and the second driver (420) can drive the test structure (430) to be close to or far away from the conveying line (200).

6. The blanking detection apparatus according to claim 5, wherein the detection assembly (400) further comprises a third driver (440) and a pressing member (450), the third driver (440)

Locate on second mounting bracket (410), be equipped with carrier (411) on second mounting bracket (410), carrier (411) are located transfer chain (200) with between detection structure (430), the output of third driver (440) with pressfitting piece (450) are connected, third driver (440) can drive pressfitting piece (450) be close to or keep away from carrier (411), pressfitting piece (450) with be formed with between carrier (411) and be used for carrying out spacing terminal limit area to the terminal part of data line.

7. The blanking detection device according to claim 6, wherein two limiting protrusions (451) are arranged at one end of the pressing member (450) close to the carrying member (411), and the terminal limiting area is formed between the two limiting protrusions (451).

8. The blanking detection device according to claim 7, wherein two limiting grooves (411 a) are formed in one end, close to the pressing member (450), of the bearing member (411), the limiting grooves (411 a) are arranged in one-to-one correspondence with the limiting protrusions (451), and the limiting protrusions (451) can be inserted into or separated from the limiting grooves (411 a) under the driving of the third driver (440).

9. The device according to claim 5, wherein the detecting structure (430) further comprises a slider (432), the slider (432) is slidably disposed on the second mounting frame (410), an output end of the second driver (420) is connected with the slider (432), the circuit board (431) is detachably disposed on the slider (432), and the second driver (420) can drive the slider (432) to approach or separate from the conveying line (200).

10. The detecting and blanking device according to claim 5, characterized in that two second drivers (420) and two detecting structures (430) are respectively provided, the second drivers (420) and the detecting structures (430) are in one-to-one correspondence and are connected, and the two second drivers (420) and the two detecting structures (430) are respectively mounted on the second mounting frame (410).