CN214795026U - Screw detection fixing device - Google Patents
Screw detection fixing device Download PDFInfo
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- CN214795026U CN214795026U CN202023132578.2U CN202023132578U CN214795026U CN 214795026 U CN214795026 U CN 214795026U CN 202023132578 U CN202023132578 U CN 202023132578U CN 214795026 U CN214795026 U CN 214795026U
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- screw
- opening
- power supply
- fixing device
- shell
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Abstract
The utility model discloses a screw detects fixing device, screw detects fixing device includes: the top surface of the external shell is provided with a first opening, and one side surface of the external shell is provided with a second opening; the inner shell is arranged on the inner side of the outer shell and is positioned at the first opening, and one side surface of the inner shell is positioned at the second opening; a switching power supply disposed within the outer housing; the signal amplification device is arranged in the outer shell and is electrically connected with the switching power supply; and the alarm device is arranged on the surface of the external shell and is electrically connected with the signal amplification device. Through this disclosed screw detection fixing device, hold each device, and the staff of being convenient for discerns unusually.
Description
Technical Field
The utility model belongs to the technical field of photoelectric detection, in particular to screw detects fixing device.
Background
The screw is widely applied to products in production and life, has important tasks in industry and is an indispensable industrial necessity. In the design process of the product, in order to make the product beautiful, the screwing place is generally a concave part, and after screwing, the plane of the screw cap of the screw is lower than the surface of the object.
Whether the screw is missed or not needs to be detected in the production process, and abnormal signals obtained through the sensor are tiny electric signals and are not easy to detect and insufficient to drive the alarm device in the detection process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a screw detects fixing device, through the utility model provides a pair of screw detects fixing device holds each device, enlargies small signal of telecommunication, and the staff of being convenient for discerns unusually.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a pair of screw detects fixing device, it includes at least:
the top surface of the external shell is provided with a first opening, and one side surface of the external shell is provided with a second opening;
the inner shell is arranged on the inner side of the outer shell, one end of the inner shell is positioned at the first opening, and one side surface of the inner shell is positioned at the second opening;
a switching power supply disposed within the outer housing;
the signal amplification device is arranged in the outer shell and is electrically connected with the switching power supply;
and the alarm device is arranged on the surface of the external shell and is electrically connected with the signal amplification device.
In an embodiment of the present invention, the screw detection fixing device further includes a base bottom plate located on one side of the top surface of the external casing, and is fixedly connected to the external casing.
In an embodiment of the present invention, one side of the base bottom plate includes a plurality of rubber pads, the rubber pads are located on one side of the base bottom plate relative to the external casing.
In an embodiment of the present invention, the second opening is transversely disposed at a middle portion of the side surface of the external casing, and has a certain predetermined distance from both the top surface and the bottom surface of the external casing.
In an embodiment of the present invention, an inclined plane is further disposed between the second opening and the top surface of the outer casing.
In an embodiment of the present invention, the alarm device and the plurality of display devices are disposed on the inclined plane.
In an embodiment of the invention, each of the display devices is electrically connected to each of the output ends of the signal amplification devices.
The utility model discloses an embodiment, screw detection fixing device still includes an OR gate, the input of OR gate is with a plurality of signal amplification device's output is connected, the output of OR gate with alarm device connects.
In an embodiment of the present invention, a power opening is disposed on the top surface of the external casing, and is used for providing a channel for the input power supply and the output power supply of the switching power supply.
In an embodiment of the present invention, the switching power supply includes a plurality of output rectifying circuits, and the output terminal of the transformer includes a plurality of output voltages.
As described above, the screw detecting and fixing device provided by the present invention provides a containing cavity for the screw detecting device and other devices through the external casing; the screw detection device and other devices are isolated by the inner shell, and a fixing surface is provided for the screw detection device; different voltages are provided for different electrical appliances through a switching power supply; the tiny electric signals sent by the screw detection device are amplified through a signal amplification device, so that the identification is facilitated; reminding workers of abnormality through an alarm device; and a display device is arranged to display the abnormity of the specific parts. Through the utility model provides a screw detects fixing device holds each device, and the staff of being convenient for discerns unusually.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural view of a screw detecting device.
Fig. 2 is a structural view of a screw detecting and fixing device.
Fig. 3 is a view showing the structure of an inner case.
Fig. 4 is a block diagram of a switching power supply.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a structural diagram of a screw detecting device for detecting whether a screw is missed in a screw hole. The device comprises a bearing device 11, a limiting device 10, a detection probe 16 and a photoelectric detection device 15, wherein the bearing device 11 is used for placing a device to be tested, such as a charger, and the photoelectric detection device 15 is triggered to generate an abnormal electric signal through the displacement of the detection probe 16. Specifically, when the screw is disposed at the position corresponding to the through hole on the carrying device 11, the distance that the detection probe 16 is pressed down is greater than the preset distance, the other end of the detection probe 16 interferes with the photoelectric detection device 15, when the screw is not disposed at the position corresponding to the through hole on the carrying device 11, the detection probe 16 does not move, or the distance that the detection probe 16 is pressed down is smaller than the preset distance, the other end of the detection probe 16 does not interfere with the photoelectric detection device 15, and the photoelectric detection device 15 sends out an abnormal signal.
As can be seen from fig. 1, the abnormal signal is an electrical signal emitted by the photodetection device 15, the photodetection device 15 is a sensor, and the electrical signal emitted by the photodetection device 15 is weak and cannot be quickly recognized by the operator. The utility model provides a screw detects fixing device is used for placing screw detection device, and amplify the small unusual signal of telecommunication that photoelectric detection device 15 obtained, the operating personnel of being convenient for discerns.
Referring to fig. 2 to 3, the screw detecting and fixing device provided by the present invention includes: outer housing 21, outer housing 21 includes a top surface 210, a side surface 211, and a sloped surface 212. The top surface 214 is provided with a first opening 213, and one side surface 211 is provided with a second opening 214; an inner housing 13 disposed inside the outer housing 21 at the first opening 213; a switching power supply 30 provided in the outer case 21; a signal amplifying device 40 electrically connected to the switching power supply 30; and the alarm device 42 is arranged on the surface of the outer shell 21 and is electrically connected with the signal amplification device 40.
As shown in fig. 2, the internal parts of the screw detection fixture are carried by the outer housing 21; isolating the screw detection device by means of an inner housing 13; providing specific voltage for the screw detection fixing device and electrical devices in the screw detection device through a switching power supply 30; the signal amplifying device 40 converts the tiny electrical signal output by the photoelectric detection device 15 in the screw detection device into an electrical signal capable of driving the alarm device 42.
Referring to fig. 2, in an embodiment of the present invention, the screw detecting and fixing device specifically includes: the base bottom plate 20, the outer shell 21, the inner shell 13, the switching power supply 30, the signal amplifying device 40, the alarm device 42 and the display device 41. The outer shell 21 is arranged on the base bottom plate 20 and forms a box structure with the base bottom plate 20; one end of the inner housing 13 is connected to the top surface of the outer housing 21 for isolating the screw detecting means; the switch power supply 30 is arranged in the outer shell 21 and positioned on the base bottom plate 20 and used for converting commercial power into specific voltage required by electric appliances; the signal amplifying device 40 is disposed in the external casing 21 and electrically connected to the output terminal of the switching power supply 30, and the input terminal thereof inputs the output electrical signal of the photoelectric detection device 15; the alarm device 42 and the display device 41 are disposed on the surface of the outer casing 21 and electrically connected to the signal amplification device 40.
Referring to fig. 2, in an embodiment of the present invention, a plurality of rubber pads 201 are disposed on a side surface of the base bottom plate 20, and the rubber pads 201 are distributed on one surface of the base bottom plate 20. In the present embodiment, the number of the rubber pads 201 is, for example, 4, and the rubber pads are distributed at the top corners of the base bottom plate 20. The base plate 20 is a plate-like structure and may be made of plastic, for example. Rubber pad 201 sets up in the one side of base bottom plate 20 and operation face contact, screw detection device is at the during operation, rubber pad 201 and operation face contact, avoid damaging the operation face.
Referring to fig. 2, in an embodiment of the present invention, an external casing 21 is disposed on the base plate, and the external casing 21 and the base plate 20 form a box structure, and the inside of the box structure is used for accommodating the screw detection device and other devices. The outer housing 21 comprises a top surface 210, a side surface 211 and a slope 212, the top surface 210 of the outer housing 21 is provided with a first opening 213, and the first opening 213 allows the limiting device 10 on the screw detecting device to pass through the inside of the outer housing 21. A side surface 211 of the external housing 21 is provided with a second opening 214, the second opening 214 is transversely disposed at a middle portion of the side surface 211 and has a certain distance with the top surface 210 of the external housing 21 and the base bottom plate 20, and a slope 212 is further disposed between the second opening 214 and the top surface of the external housing 21. The second opening 214 allows the terminal 130 of the inner housing 13 to pass through the second opening 214 to the surface of the outer housing 21.
Referring to fig. 2 to 3, in an embodiment of the present invention, the inner housing 13 includes a plurality of side surfaces, the inner housing 13 is located at the other side of the top surface 210, and the side surfaces of the inner housing 13 are connected to the top surface 210 to form an inverted groove. A connection terminal 130 is disposed on a side of the top surface 210, and the connection terminal 130 has a plurality of pins, some of which are connected to an external power source to supply power to the electrical devices inside the inner housing 13 and some of which are used to transmit electrical signals to the electrical devices inside the inner housing 13 and to the electrical devices outside the inner housing 13. The connection terminal 130 of the inner housing 13 passes through the second opening 214 to the surface of the outer housing 21. The inner housing 13 may alternatively be made of a non-conductive material, such as plastic.
Referring to fig. 2, in an embodiment of the present invention, the inner housing 13 is disposed inside the outer housing 21, the screw detecting device is disposed in the groove of the inner housing 13, and is separated from other devices in the outer housing 21 by the inner housing 13, and the inner housing 13 provides a fixing surface for the parts in the screw detecting device. Wherein the height of the side of the inner housing 13 is much smaller than the height of the side of the outer housing 21.
Referring to fig. 2, in an embodiment of the present invention, a plurality of power openings, including a first power opening 215 and a second power opening 216, are disposed on a top surface of the outer casing 21 and on a side away from the second opening 214. The first power opening 215 provides an outlet for the output voltage of the switching power supply 30, that is, a channel of the output power supply, when the device to be detected needs to be powered during the electrostatic detection, and the first power opening 215 provides an outlet for the output voltage of the switching power supply 30. The second power opening 216 is connected to the input end of the switching power supply 30, the switching power supply 30 converts the commercial power into the required voltage, and the second power opening 216 is connected to an input commercial power socket, i.e., a channel of the input power.
Referring to fig. 2, in an embodiment of the present invention, the screw detecting and fixing device further includes an output voltage socket 32 and a power socket male 31, the output voltage socket 32 and the power socket male 31 are disposed inside the outer casing 21 side by side, and an output interface of the output voltage socket 32 is located at the first power opening 215 and flush with a plane where the first power opening 215 is located; the input interface of the male electrical outlet 31 is located at the second electrical outlet 216 and is flush with the plane of the second electrical outlet 216.
Referring to fig. 2 to 4, in an embodiment of the present invention, the switching power supply 30 is disposed inside the external housing 21, an input end of the switching power supply 30 is electrically connected to the power socket male 31, and an output end of the switching power supply 30 is electrically connected to the output voltage socket 32. The switching power supply 30 includes: a filter circuit 300, an input rectifying circuit 301, a transformer 302, an output rectifying circuit 303, a feedback circuit 304, a photoelectric conversion circuit 305, and a PWM (Pulse width modulation) control circuit 306.
Referring to fig. 2 to 4, in an embodiment of the present invention, the commercial power is connected to the input end of the filter circuit 300 for filtering the common mode interference and the differential mode interference in the circuit; the input end of the input rectifying circuit 301 is electrically connected to the output end of the filter circuit 300, and is used for converting the commercial power (alternating current) into direct current with higher voltage, and the input end of the transformer 302 is electrically connected to the output end of the input rectifying circuit 301, and is used for converting the high voltage into the required specific voltage; the input end of the output rectifying circuit 303 is electrically connected to the output end of the transformer 302, and is used for converting the voltage input by the transformer 302 into smooth direct current; the input end of the feedback circuit 304 is electrically connected to the output rectifying circuit 303, and when the output voltage is higher or lower, the feedback circuit 304 sends a signal to the PWM control circuit 306 for adjusting the frequency of the switch; the photoelectric conversion circuit 305 is provided between the feedback circuit 304 and the PWM control circuit 306 for isolating the high voltage and the low voltage; the output terminal of the PWM control circuit 306 is electrically connected to the input terminal of the transformer 302 for adjusting the frequency of the input voltage of the transformer 302. The transformer 302 can output a plurality of different output voltages, and is electrically connected to an output rectifying circuit 303 corresponding to each output voltage. The plurality of output voltages is, for example, 24V and 20V.
Referring to fig. 2 to 4, in an embodiment of the present invention, the switching power supply 30 converts the commercial power into the specific voltage required by the device to be detected, the voltage required by the electrical devices in the screw detection fixing device and the screw detection device, and specifically, the switching power supply 30 provides the specific voltage required by the device to be detected, the signal amplification device 40, the photoelectric detection device 15, and the electric shock switch 12.
Referring to fig. 2, in an embodiment of the present invention, the screw detecting and fixing device further includes a plurality of electrical signal amplification devices 40, and the electrical signal amplification devices 40 are disposed inside the outer casing 21 and located on the base bottom plate 20 without interfering with other devices. The input end of the electrical signal amplifying device 40 is electrically connected to the output alarm signal (the output end of the photoelectric detection device 15) in the screw detection device, the output end is electrically connected to the alarm device 42 and the display device 41, and the number of the electrical signal amplifying devices 40 is greater than or equal to the number of the detection probes 16 in the screw detection device. In the present embodiment, the electric signal amplifying device 40 is, for example, a relay, the number of the relays is, for example, 4, and further, the relay is, for example, a 24V relay.
Referring to fig. 2, in an embodiment of the present invention, the screw detecting and fixing device further includes a plurality of display devices 41 and an alarm device 42. The display device 41 and the alarm device 42 are provided on the slope 212. The display device 41 and the alarm device 42 are electrically connected to the signal amplification device 40, and when the output end of the photoelectric detection device outputs an abnormal signal, the electric signal amplification device 40 amplifies a weak abnormal electric signal, drives the display device 41 to display the abnormality, and drives the alarm device 42 to give an alarm. The display device 41 is, for example, a plurality of display lamps, the number of which is the same as that of the signal amplification device 40, for example, 4, and the display lamps display one color, for example, green when the electric signal amplification device 40 outputs a normal signal, and display one color, for example, red when the electric signal amplification device 40 outputs an abnormal signal. The alarm device 42 is, for example, a buzzer.
Referring to fig. 2, in an embodiment of the present invention, a plurality of signal amplification devices 40 are electrically connected to an alarm device 42, an or gate is further included between the signal amplification devices 40 and the alarm device 42, any one of the signal amplification devices 40 outputs an abnormal signal, and the alarm device 42 gives an alarm. Each display device 41 is connected to one signal amplification device 40, and when the electric signal amplification device 40 outputs an abnormal signal, the display device 41 connected thereto gives an abnormal display.
Referring to fig. 2, in an embodiment of the present invention, a handle is respectively disposed at two opposite sides of the outer casing 21 for convenient carrying. The material of the handle is for example plastic.
The utility model provides a pair of screw detection fixing device does screw detection device provides accommodation space in, will the abnormal signal of output among the screw detection device converts the signal of telecommunication that can be discerned by alarm device 42 into, and shows the position of abnormal signal with display device 41, and the staff of being convenient for discerns unusually.
In the description of the present specification, reference to the description of the terms "present embodiment," "example," "specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiment of the present invention disclosed above is only used to help illustrate the present invention. The examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A screw detection fixing device is characterized by at least comprising:
the top surface of the external shell is provided with a first opening, and one side surface of the external shell is provided with a second opening;
the inner shell is arranged on the inner side of the outer shell, one end of the inner shell is positioned at the first opening, and one side surface of the inner shell is positioned at the second opening;
a switching power supply disposed within the outer housing;
the signal amplification device is arranged in the outer shell and is electrically connected with the switching power supply;
and the alarm device is arranged on the surface of the external shell and is electrically connected with the signal amplification device.
2. The screw detecting and fixing device of claim 1, further comprising a base bottom plate disposed on a side of the external housing opposite to the top surface and fixedly connected to the external housing.
3. The screw testing fixture of claim 2 wherein said base plate includes a plurality of rubber pads on a side of said base plate opposite said outer housing.
4. The screw detecting and fixing device of claim 1, wherein the second opening is transversely disposed at a middle portion of a side surface of the outer housing and has a predetermined distance from both the top surface and the bottom surface of the outer housing.
5. The screw testing fixture of claim 1 wherein a ramp is disposed between said second opening and said top surface of said outer housing.
6. The screw detecting and fixing device of claim 5, wherein the alarm device and the plurality of display devices are disposed on the inclined surface.
7. The screw detecting and fixing device of claim 6, wherein each display device is electrically connected to an output end of each signal amplification device.
8. The screw detection fixing device according to claim 1, further comprising an or gate, wherein an input terminal of the or gate is connected to output terminals of the plurality of signal amplification devices, and an output terminal of the or gate is connected to the alarm device.
9. The screw detecting and fixing device of claim 1, wherein the top surface of the outer casing is provided with a power supply opening for providing a passage for the input power supply and the output power supply of the switching power supply.
10. The screw detection fixture of claim 1, wherein the switching power supply comprises a plurality of output rectifying circuits and the output terminal of the transformer comprises a plurality of output voltages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023132578.2U CN214795026U (en) | 2020-12-23 | 2020-12-23 | Screw detection fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023132578.2U CN214795026U (en) | 2020-12-23 | 2020-12-23 | Screw detection fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214795026U true CN214795026U (en) | 2021-11-19 |
Family
ID=78721134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023132578.2U Active CN214795026U (en) | 2020-12-23 | 2020-12-23 | Screw detection fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214795026U (en) |
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2020
- 2020-12-23 CN CN202023132578.2U patent/CN214795026U/en active Active
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