An alarm mechanism for graphite tube cutting equipment

Abstract

The utility model discloses an alarm mechanism for graphite tube cutting equipment, which belongs to the technical field of graphite tube cutting alarm mechanisms, and comprises a lower seat and a cutting tool holder, wherein one side of both left and right ends of the cutting tool holder is provided with tilting blocks, and an infrared transmitter is provided through the tilting blocks, infrared rays emitted by the infrared transmitter are connected to an infrared receiver through a lower reflector and an upper reflector, and the upper reflector is provided on the other side of both left and right ends of the cutting tool holder, and a lower reflector and an infrared receiver are provided on both left and right sides of a cutting groove on the top of the lower seat, and an infrared safety net composed of an infrared transmitter, a lower reflector, an upper reflector and an infrared receiver is provided on both left and right ends of the cutting tool holder of the alarm mechanism for the graphite tube cutting equipment disclosed by the utility model, and an infrared safety net composed of an infrared transmitter, a lower reflector, an upper reflector and an infrared receiver is provided, and an alarm mechanism is connected to a signal output end, and the system can stop suddenly and give an alarm through the alarm mechanism when a worker's finger is located below the cutting tool or at any place of the infrared safety net, so the system is safer.

Description

Technical Field

[0001] The utility model relates to the field of graphite tube cutting alarm mechanisms, in particular to an alarm mechanism for graphite tube cutting equipment. Background Art

[0002] Graphite pipe refers to the combination of impermeable graphite tube and pipe fittings. Graphite tubes are divided into pressure tubes and impregnated tubes. Graphite pipes are used to transport corrosive media without metal ion pollution. They also have good thermal conductivity and can be used for air cooling or water cooling. When processing graphite tubes, cutting equipment is required. The length of the graphite tube is cut according to people's graphite tube usage needs. The cutting tools of existing graphite tube cutting equipment are equipped with infrared safety components to protect workers and prevent workers from being accidentally injured.

[0003] The alarm mechanism of existing graphite tube cutting equipment consists of a single-line infrared transmitter and an infrared receiver. The alarm component will only be triggered when the single-line infrared is blocked. The alarm component will not be triggered when the worker's hand is outside the infrared path and under the cutting tool, which is very dangerous. Utility Model Content

[0004] The purpose of the utility model is to provide an alarm mechanism for graphite tube cutting equipment. The left and right ends of the cutting tool holder of the alarm mechanism of the graphite tube cutting equipment disclosed by the utility model are provided with an infrared safety net composed of an infrared transmitter, a lower reflector, an upper reflector and an infrared receiver. The signal output end is connected to the alarm mechanism. When the worker's finger is located below the cutting tool or at any position of the infrared safety net, the device can be stopped suddenly and an alarm can be sounded through the alarm mechanism. This is safer and can solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An alarm mechanism for graphite tube cutting equipment comprises a lower seat and a cutting tool holder, wherein tilting blocks are installed on one side of both left and right ends of the cutting tool holder, and an infrared transmitter is installed through the tilting blocks, the infrared rays emitted by the infrared transmitter are connected to an infrared receiver through a lower reflector and an upper reflector, the upper reflector is installed on the other side of the left and right ends of the cutting tool holder, the left and right sides of the cutting groove on the top of the lower seat are installed with a lower reflector and an infrared receiver, and the signal emitting end of the infrared receiver is connected to the signal receiving end of an indicator light and a buzzer through a control panel.

[0007] As a further solution of the utility model: the upper part of the lower seat is integrally connected with the upper seat through the side seat, and a cutting groove is opened in the middle of the lower seat.

[0008] As a further solution of the utility model: a second electric telescopic rod passes through the middle of the bottom of the upper seat, and a cutting tool is installed on the bottom of the second electric telescopic rod through a cutting tool holder.

[0009] As a further solution of the utility model: upper clamps are installed at both left and right ends of the bottom of the upper seat through the first electric telescopic rod, and lower clamps are installed at both left and right ends of the top of the lower seat.

[0010] As a further solution of the utility model: the clamping cavity of the upper clamp is in an inverted V shape, and the clamping cavity of the lower clamp is in a V shape.

[0011] As a further solution of the utility model: an indicator light and a buzzer are installed on the front side of the upper seat.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The left and right ends of the cutting tool holder of the alarm mechanism of the graphite tube cutting equipment disclosed by the utility model are provided with an infrared safety net composed of an infrared transmitter, a lower reflector, an upper reflector and an infrared receiver, and a signal output end is connected with the alarm mechanism, which can make an emergency stop and give an alarm through the alarm mechanism when the finger of the worker is located under the cutting tool or at any position of the infrared safety net, which is safer and solves the problem that the alarm mechanism of the existing graphite tube cutting equipment is composed of a single-line infrared transmitter and an infrared receiver, and the alarm component will be triggered to alarm only when the single-line infrared is blocked, and the alarm component will not be triggered when the worker's hand is located outside the infrared path and under the cutting tool, which is very dangerous. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of an alarm mechanism of a graphite tube cutting device according to an embodiment of the utility model;

[0015] Figure 2 A schematic cross-sectional structure diagram of an alarm mechanism of a graphite tube cutting device according to an embodiment of the utility model;

[0016] Figure 3 for Figure 2 The structural diagram at A in the middle;

[0017] Figure 4 for Figure 2 Schematic diagram of the structure at B in the figure.

[0018] In the figure: 1. upper seat; 2. side seat; 3. lower seat; 4. indicator light; 5. buzzer; 6. first electric telescopic rod; 7. upper clamp; 8. lower clamp; 9. cutting groove; 10. second electric telescopic rod; 11. cutting tool holder; 12. cutting tool; 13. tilting block; 14. infrared transmitter; 15. upper reflector; 16. lower reflector; 17. infrared receiver. DETAILED DESCRIPTION

[0019] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described. It should be noted that, under the premise of no conflict, the various embodiments described below or the various technical features can be arbitrarily combined to form a new embodiment. Except for special instructions, the materials and equipment used in this embodiment can be purchased from the market. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar numbers throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0020] See also Figures 1 to 4 In the embodiment of the utility model, an alarm mechanism of a graphite tube cutting device comprises a lower seat 3 and a cutting tool holder 11, a tilting block 13 is installed on one side of both left and right ends of the cutting tool holder 11, and an infrared transmitter 14 is installed through the tilting block 13, the infrared rays emitted by the infrared transmitter 14 are connected to an infrared receiver 17 through a lower reflector 16 and an upper reflector 15, and the upper reflector 15 is installed on the other side of the left and right ends of the cutting tool holder 11, and the lower reflector 16 and the infrared receiver 17 are installed on the left and right sides of the cutting groove 9 on the top of the lower seat 3, and the signal sending end of the infrared receiver 17 is connected to the signal receiving end of the indicator light 4 and the buzzer 5 through the control panel, and the infrared safety net composed of the infrared transmitter 14, the lower reflector 16, the upper reflector 15 and the infrared receiver 17 are arranged on both ends of the cutting tool holder 11 of the alarm mechanism of the graphite tube cutting device disclosed by the utility model, and the signal output end is connected with the alarm mechanism, which can be stopped urgently and alarmed through the alarm mechanism when the staff's finger is located below the cutting tool 12 or at any place of the infrared safety net, which is safer.

[0021] Among them, the upper part of the lower seat 3 is integrally connected with the upper seat 1 through the side seat 2, and a cutting groove 9 is opened in the middle of the lower seat 3 for easy installation; wherein, the middle of the bottom of the upper seat 1 passes through the second electric telescopic rod 10, and the bottom of the second electric telescopic rod 10 is installed with a cutting tool 12 through a cutting tool holder 11 for convenient cutting; wherein, the left and right ends of the bottom of the upper seat 1 are installed with upper clamps 7 through the first electric telescopic rod 6, and the left and right ends of the top of the lower seat 3 are installed with lower clamps 8 for convenient clamping; wherein, the clamping cavity of the upper clamp 7 is inverted V shape, and the clamping cavity of the lower clamp 8 is V shape, which is convenient for stabilizing the graphite tube; wherein, the front of the upper seat 1 is installed with an indicator light 4 and a buzzer 5 for convenient early warning.

[0022] The working principle of the utility model is as follows: the left and right ends of the cutting tool holder 11 of the alarm mechanism of the graphite tube cutting equipment disclosed by the utility model are provided with an infrared safety net composed of an infrared transmitter 14, a lower reflector 16, an upper reflector 15 and an infrared receiver 17, and the signal output end is connected with an alarm mechanism, which can stop the machine in an emergency when the finger of the worker is located under the cutting tool 12 or at any place of the infrared safety net and alarm through the alarm mechanism, which is relatively safe. When cutting, the external power supply is used, and the infrared transmitters 14 on both sides are turned on by the external switch, and the infrared transmitters 14 The emitted infrared rays are reflected by the lower reflector 16 and the upper reflector 15 and then received by the infrared receiver 17. If any infrared ray on the infrared safety network path composed of the infrared transmitter 14, the lower reflector 16, the upper reflector 15 and the infrared receiver 17 is blocked and the infrared receiver 17 cannot receive any infrared ray, the cutting assembly is stopped immediately and the indicator light 4 and the buzzer 5 are turned on for warning. The protection area is large and relatively safe (the first electric telescopic rod 6, the second electric telescopic rod 10, the infrared transmitter 14 and the infrared receiver 17 are all existing products).

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An alarm mechanism for a graphite tube cutting device, comprising a lower seat (3) and a cutting tool holder (11), characterized in that: A tilting block (13) is installed on one side of both left and right ends of the cutting tool holder (11), and an infrared transmitter (14) is installed through the tilting block (13). Infrared rays emitted by the infrared transmitter (14) are connected to an infrared receiver (17) through a lower reflector (16) and an upper reflector (15). The upper reflector (15) is installed on the other side of both left and right ends of the cutting tool holder (11). A lower reflector (16) and an infrared receiver (17) are installed on both left and right sides of the cutting groove (9) at the top of the lower seat (3). A signal emitting end of the infrared receiver (17) is connected to a signal receiving end of an indicator light (4) and a buzzer (5) through a control panel.

2. The alarm mechanism of the graphite tube cutting equipment according to claim 1 is characterized in that: The upper portion of the lower seat (3) is integrally connected to the upper seat (1) via the side seat (2), and a cutting groove (9) is provided in the middle portion of the lower seat (3).

3. The alarm mechanism of the graphite tube cutting equipment according to claim 2 is characterized in that: A second electric telescopic rod (10) passes through the middle of the bottom of the upper seat (1), and a cutting tool (12) is installed at the bottom of the second electric telescopic rod (10) via a cutting tool holder (11).

4. The alarm mechanism of the graphite tube cutting equipment according to claim 3 is characterized in that: Upper clamps (7) are installed at both left and right ends of the bottom of the upper seat (1) via first electric telescopic rods (6), and lower clamps (8) are installed at both left and right ends of the top of the lower seat (3).

5. The alarm mechanism of the graphite tube cutting equipment according to claim 4, characterized in that: The clamping cavity of the upper clamp (7) is in an inverted V shape, and the clamping cavity of the lower clamp (8) is in a V shape.

6. The alarm mechanism of the graphite tube cutting equipment according to claim 5, characterized in that: An indicator light (4) and a buzzer (5) are installed on the front of the upper seat (1).

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