Cutting device

Abstract

The utility model provides a cutting device, which belongs to the technical field of mine rescue, aims to solve the problem that the mine rescue efficiency is influenced due to the fact that long time is consumed when a support frame is cut, and comprises a scrap splash guard, a self-locking driving part, a cutting wheel, a positioning mounting frame, a height adjusting screw rod and a position limiting clamping plate, the scrap splash-proof cover is fixedly connected to the front side of the protective mounting shell; the self-locking driving piece is in bolted connection with the inner side of the protective mounting shell; the cutting wheel is positioned in front of the protective mounting shell; the positioning installation frame is fixedly connected to the left end face of the protection installation shell and the right end face of the scrap splash-proof cover. The height adjusting screw rod is rotationally connected to the outer side of the positioning mounting frame; the position limiting clamping plates are connected to the upper side and the lower side of the positioning mounting frame in a sliding mode. Inconvenience caused by repeated arrangement of supporting tools is avoided, operation steps are reduced, a large amount of time is saved, and mine rescue efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of mine rescue, and more specifically, particularly relates to a cutting device. Background Art

[0002] During emergency rescue in mines, a cutting device is needed to cut the collapsed support frame, so that rescue workers can clean out the debris blocking the passage. When cutting, first support the tool under the support frame, then turn on the cutting device to allow the cutting wheel to cut the support frame.

[0003] For example, CN217943837U discloses a cutting device for emergency rescue and demolition in mines, comprising a stabilizing plate, a stabilizing through hole being provided at the top of the stabilizing plate, a rotating cylinder being fixedly connected inside the stabilizing through hole, stabilizing slide grooves being provided at both ends inside the rotating cylinder, stabilizing sliders being slidably connected inside the two stabilizing slide grooves, a threaded rod being fixedly connected between the two stabilizing sliders, a threaded sleeve being screwed on the outer wall of the threaded rod, a circular ring plate being fixedly connected on the outer wall of the threaded sleeve, the outer wall of the circular ring plate being rotatably connected to the inside of the rotating cylinder, the cutting blade is flipped over by power-on start of the third motor, the cutting blade is driven to rotate by the operation of the fourth motor, and the stone is cut, thereby further improving the efficiency of stone cutting, avoiding heat from holding the equipment, and making it more convenient to adjust the cutting angle, which greatly improves the safety of the staff when using it.

[0004] Based on the above, in order to prevent the cut support frame from falling directly to the ground and causing harm to rescuers or trapped persons, when cutting the support frame, it is usually necessary to use tools to support the cut support frame first, and then cut it, which takes a long time and affects the efficiency of mine rescue. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a cutting device to solve the problem that when cutting a support frame, it is usually necessary to first use a tool to support the support frame to be cut, and then cut it, which takes a long time and affects the efficiency of mine rescue.

[0006] The purpose and effect of the cutting device of the utility model are achieved by the following specific technical means:

[0007] A cutting device, comprising a protective mounting shell, a debris splash shield, a self-locking drive member, a cutting wheel, a power transmission structure, a positioning mounting frame, a positioning structure, a height adjustment screw and a position limiting clamp; the debris splash shield is fixedly connected to the front side of the protective mounting shell; the self-locking drive member is bolted to the inner side of the protective mounting shell; the cutting wheel is located in front of the protective mounting shell; the power transmission structure is arranged on the front side of the protective mounting shell; there are two positioning mounting frames, and the two positioning mounting frames are respectively fixedly connected to the left end surface of the protective mounting shell and the right end surface of the debris splash shield; the height adjustment screw is a double-headed screw, and there are two height adjustment screws, and the two height adjustment screws are respectively rotatably connected to the outer sides of the two positioning mounting frames; there are four position limiting clamps, and the four position limiting clamps are respectively slid up and down and connected to the upper and lower sides of the two positioning mounting frames, and the four position limiting clamps are respectively threadedly connected to the two height adjustment screws; the positioning structure is arranged on the outer side of the positioning mounting frame.

[0008] Furthermore, the positioning structure includes a guide mounting frame and a self-locking torque motor; four guide mounting frames are provided, and the four guide mounting frames are respectively slidably connected to the upper and lower sides of the two positioning mounting frames, and the four guide mounting frames are respectively fixedly connected to the outer sides of the four position limiting clamps; four self-locking torque motors are provided, and the four self-locking torque motors are respectively bolted to the outer sides of the four guide mounting frames.

[0009] Furthermore, the positioning structure also includes a position adjustment screw and a guide connecting frame; four position adjustment screws are provided, and the four position adjustment screws are respectively rotatably connected to the inner sides of the four guide mounting frames, and the four position adjustment screws are respectively coaxially fixedly connected to the motor shafts of the four self-locking torque motors; four guide connecting frames are provided, and the four guide connecting frames are respectively slidably connected up and down to the middle parts of the four position limiting clamps, and the four guide connecting frames are respectively threadedly connected to the four position adjustment screws.

[0010] Furthermore, the positioning structure also includes a damping elastic part and a positioning extrusion plate; four damping elastic parts are provided, and the four guide connecting frames are elastically connected to the four position limiting clamps through the four damping elastic parts respectively; four positioning extrusion plates are provided, and the four positioning extrusion plates are fixedly connected to the inner sides of the four guide connecting frames respectively.

[0011] Furthermore, the power transmission structure includes a first transmission shaft and a second transmission shaft; the first transmission shaft is rotatably connected to the front side of the protective mounting shell, and the first transmission shaft is coaxially fixedly connected to the motor shaft of the self-locking drive member; the second transmission shaft is rotatably connected to the front side of the protective mounting shell, and the second transmission shaft is coaxially fixedly connected to the cutting wheel.

[0012] Furthermore, the power transmission structure also includes a debris suction pipe and a synchronous transmission structure; the debris suction pipe is fixedly connected to the upper part of the debris splash shield, the rear side of the debris suction pipe is connected to a collection box, and the collection box is bolted with an induced draft fan; the synchronous transmission structure is a bevel gear transmission structure, and the first transmission shaft and the second transmission shaft are connected through the synchronous transmission structure.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model limits the cut support frame by the position limiting clamp plate, prevents the support frame from directly falling on the ground and causing harm to rescuers or trapped persons, and conveniently limits the support frames of different thicknesses by adjusting the position of the position limiting clamp plate, effectively ensures the applicability of the cutting device, and avoids the inconvenience of repeatedly arranging support tools, effectively reduces the operation steps, reduces the labor burden of rescuers, saves a lot of time, and improves the efficiency of mine rescue. The debris generated in the cutting process is collected by the debris suction tube to prevent the debris from falling on the trapped persons, effectively improving the rescue effect. The support frame is positioned during cutting by the positioning extrusion plate, to prevent the support frame from shaking during the cutting process, ensure the cutting stability, and improve the use effect of the cutting device. The vibration generated during the use of the cutting device is buffered by the damping elastic member. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the matching relationship between the self-locking drive member and the cutting wheel of the utility model.

[0017] Figure 3 The utility model is a schematic diagram of the position relationship among the positioning mounting frame, the height adjustment screw rod and the position limiting clamping plate.

[0018] Figure 4 It is a schematic diagram of the matching relationship between the height adjustment screw rod and the position limiting clamping plate of the utility model.

[0019] Figure 5 It is a schematic diagram of the disassembled structure of the guide connecting frame and the position limiting clamping plate of the utility model.

[0020] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0021] 1. Protective mounting housing; 2. Debris splash shield; 201. Debris suction tube; 3. Self-locking drive member; 301. First transmission shaft; 4. Cutting wheel; 401. Second transmission shaft; 402. Synchronous transmission structure; 5. Positioning mounting frame; 501. Guide mounting frame; 502. Self-locking torque motor; 503. Position adjustment screw; 504. Guide connecting frame; 505. Damping elastic member; 506. Positioning extrusion plate; 6. Height adjustment screw; 7. Position limiting splint. DETAILED DESCRIPTION

[0022] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples. Example

[0023] As attached Figure 1 To Attachment Figure 4 As shown:

[0024] The utility model provides a cutting device, comprising a protective mounting shell 1, a debris splash shield 2, a self-locking drive member 3, a cutting wheel 4, a power transmission structure, a positioning mounting frame 5, a height adjustment screw rod 6 and a position limiting clamp plate 7; the debris splash shield 2 is fixedly connected to the front side of the protective mounting shell 1; the self-locking drive member 3 is bolted to the inner side of the protective mounting shell 1; the cutting wheel 4 is located in front of the protective mounting shell 1; the power transmission structure is arranged on the front side of the protective mounting shell 1; two positioning mounting frames 5 are provided, and the two positioning mounting frames 5 are respectively fixedly connected to the left end surface of the protective mounting shell 1 and the right end surface of the debris splash shield 2; the height adjustment screw rod 6 is a double-headed screw rod, and two height adjustment screw rods 6 are provided, and the two height adjustment screw rods 6 are respectively rotatably connected to the outer sides of the two positioning mounting frames 5; four position limiting clamp plates 7 are provided, and the four position limiting clamp plates 7 are respectively slidably connected to the upper and lower sides of the two positioning mounting frames 5, and the four position limiting clamp plates 7 are respectively threadedly connected to the two height adjustment screw rods 6.

[0025] Among them, the power transmission structure includes a first transmission shaft 301 and a second transmission shaft 401; the first transmission shaft 301 is rotatably connected to the front side of the protective mounting shell 1, and the first transmission shaft 301 is coaxially fixedly connected to the motor shaft of the self-locking drive member 3; the second transmission shaft 401 is rotatably connected to the front side of the protective mounting shell 1, and the second transmission shaft 401 is coaxially fixedly connected to the cutting wheel 4.

[0026] Among them, the power transmission structure also includes a debris suction pipe 201 and a synchronous transmission structure 402; the debris suction pipe 201 is fixedly connected to the upper part of the debris splash cover 2, and the rear side of the debris suction pipe 201 is connected to a collection box, and the collection box is bolted with an induced draft fan; the synchronous transmission structure 402 is a bevel gear transmission structure, and the first transmission shaft 301 and the second transmission shaft 401 are connected through the synchronous transmission structure 402.

[0027] The specific usage and function of this embodiment are as follows: before cutting the support frame in the mine, first rotate the height adjustment screw 6 to make the position limiting clamp 7 slide along the positioning mounting frame 5, so that the distance between the two position limiting clamps 7 is basically consistent with the thickness of the support frame. At this time, the position limiting clamp 7 is clamped on the outside of the support frame, and the self-locking drive member 3 is started to make the first transmission shaft 301 drive the second transmission shaft 401 and the cutting wheel 4 to rotate through the synchronous transmission structure 402 to cut the support frame. The debris splash shield 2 can block the debris generated during the cutting process. Starting the induced draft fan can make the debris enter the collection box along the debris suction pipe 201. Example

[0028] As attached Figure 4 To Attachment Figure 5 As shown:

[0029] On the basis of the first embodiment, a positioning structure is further included; the positioning structure is arranged on the outside of the positioning mounting frame 5 .

[0030] Among them, the positioning structure includes a guide mounting frame 501 and a self-locking torque motor 502; there are four guide mounting frames 501, and the four guide mounting frames 501 are respectively slidably connected to the upper and lower sides of the two positioning mounting frames 5, and the four guide mounting frames 501 are respectively fixedly connected to the outer sides of the four position limiting clamps 7; there are four self-locking torque motors 502, and the four self-locking torque motors 502 are respectively bolted to the outer sides of the four guide mounting frames 501.

[0031] Among them, the positioning structure also includes a position adjustment screw rod 503 and a guide connecting frame 504; there are four position adjustment screw rods 503, which are respectively rotatably connected to the inner sides of the four guide mounting frames 501, and the four position adjustment screw rods 503 are respectively coaxially fixedly connected to the motor shafts of the four self-locking torque motors 502; there are four guide connecting frames 504, which are respectively slidably connected up and down to the middle parts of the four position limiting clamps 7, and the four guide connecting frames 504 are respectively threadedly connected to the four position adjustment screw rods 503.

[0032] Among them, the positioning structure also includes a damping elastic member 505 and a positioning extrusion plate 506; four damping elastic members 505 are provided, and the four guide connecting frames 504 are elastically connected to the four position limiting clamps 7 through the four damping elastic members 505; four positioning extrusion plates 506 are provided, and the four positioning extrusion plates 506 are fixedly connected to the inner sides of the four guide connecting frames 504 respectively.

[0033] The specific usage and function of this embodiment are as follows: when cutting the support frame, turn on the self-locking torque motor 502, so that the self-locking torque motor 502 drives the position adjustment screw 503 to rotate, and when the position adjustment screw 503 rotates, the guide connecting frame 504 drives the positioning extrusion plate 506 to move, so that the positioning extrusion plate 506 presses the support frame, and the guide mounting frame 501 causes the self-locking torque motor 502 to move simultaneously with the position limiting splint 7, and the damping elastic member 505 can buffer the vibration generated during cutting.

[0034] In this article, there are a few points to note:

[0035] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0036] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0037] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A cutting device, comprising a protective mounting shell (1), a debris splash shield (2), a self-locking drive member (3), a cutting wheel (4), a power transmission structure, a positioning mounting frame (5), a positioning structure, a height adjustment screw (6) and a position limiting clamp (7); the debris splash shield (2) is fixedly connected to the front side of the protective mounting shell (1); the self-locking drive member (3) is bolted to the inner side of the protective mounting shell (1); the cutting wheel (4) is located in front of the protective mounting shell (1); and the characteristics are: The power transmission structure is arranged on the front side of the protective mounting shell (1); two positioning mounting frames (5) are arranged, and the two positioning mounting frames (5) are respectively fixedly connected to the left end surface of the protective mounting shell (1) and the right end surface of the debris splash shield (2); the height adjustment screw rod (6) is a double-headed screw rod, and two height adjustment screw rods (6) are arranged, and the two height adjustment screw rods (6) are respectively rotatably connected to the outside of the two positioning mounting frames (5); four position limiting clamping plates (7) are arranged, and the four position limiting clamping plates (7) are respectively slidably connected to the upper and lower sides of the two positioning mounting frames (5), and the four position limiting clamping plates (7) are respectively threadedly connected to the two height adjustment screw rods (6); the positioning structure is arranged on the outside of the positioning mounting frame (5).

2. A cutting device as claimed in claim 1, characterized in that: The power transmission structure comprises a first transmission shaft (301) and a second transmission shaft (401); the first transmission shaft (301) is rotatably connected to the front side of the protective mounting housing (1), and the first transmission shaft (301) is coaxially fixedly connected to the motor shaft of the self-locking drive member (3); the second transmission shaft (401) is rotatably connected to the front side of the protective mounting housing (1), and the second transmission shaft (401) is coaxially fixedly connected to the cutting wheel (4).

3. A cutting device as claimed in claim 2, characterized in that: The power transmission structure further comprises a debris suction pipe (201) and a synchronous transmission structure (402); the debris suction pipe (201) is fixedly connected to the upper part of the debris splash shield (2); the rear side of the debris suction pipe (201) is connected to a collection box, and an induced draft fan is bolted to the collection box; the synchronous transmission structure (402) is a bevel gear transmission structure, and the first transmission shaft (301) and the second transmission shaft (401) are transmission-connected via the synchronous transmission structure (402).

4. A cutting device as claimed in claim 1, characterized in that: The positioning structure comprises a guide mounting frame (501) and a self-locking torque motor (502); four guide mounting frames (501) are provided, and the four guide mounting frames (501) are respectively slidably connected to the upper and lower sides of the two positioning mounting frames (5), and the four guide mounting frames (501) are respectively fixedly connected to the outer sides of the four position limiting clamps (7); four self-locking torque motors (502) are provided, and the four self-locking torque motors (502) are respectively bolted to the outer sides of the four guide mounting frames (501).

5. A cutting device as claimed in claim 4, characterized in that: The positioning structure further comprises a position adjustment screw rod (503) and a guide connecting frame (504); four position adjustment screw rods (503) are provided, and the four position adjustment screw rods (503) are respectively rotatably connected to the inner sides of the four guide mounting frames (501), and the four position adjustment screw rods (503) are respectively coaxially fixedly connected to the motor shafts of the four self-locking torque motors (502); four guide connecting frames (504) are provided, and the four guide connecting frames (504) are respectively slidably connected up and down to the middle parts of the four position limiting clamps (7), and the four guide connecting frames (504) are respectively threadedly connected to the four position adjustment screw rods (503).

6. A cutting device as claimed in claim 5, characterized in that: The positioning structure further comprises a damping elastic member (505) and a positioning extrusion plate (506); four damping elastic members (505) are provided, and the four guide connecting frames (504) are elastically connected to the four position limiting clamping plates (7) via the four damping elastic members (505); four positioning extrusion plates (506) are provided, and the four positioning extrusion plates (506) are fixedly connected to the inner sides of the four guide connecting frames (504).

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