Quick blade replacing device for cutting robot

Abstract

The utility model discloses a cutting robot quick blade replacement device, which comprises a blade body, the blade body is movably installed inside a protective frame, the protective frame is installed on a cutting robot through a connecting frame on the outer side, an upper cover is installed on the surface of the protective frame in a threaded connection mode, and a bearing platform is movably installed on the side wall of the protective frame through a bearing. One end of the bearing platform is fixedly connected with the rotating shaft, the other end of the bearing platform is fixedly connected with the positioning seat, meanwhile, the blade body is installed on the outer side of the positioning seat, a fixing stud is welded to the surface of the positioning seat, and a fixing nut is in threaded connection with the stud. According to the rapid blade replacement device for the cutting robot, after the blade body is taken out, a new blade body is positioned and mounted on the bearing platform through the positioning groove and the positioning seat and is fixed through the stud and the nut, so that rapid replacement work of the blade body is completed, and the replacement efficiency is improved by shortening the replacement time of the blade body. And the use efficiency of the cutting robot is improved.

Description

Technical Field

[0001] The utility model relates to the field of cutting robots, in particular to a device for quickly replacing blades of cutting robots. Background Art

[0002] Road cutter: a tool for road maintenance and construction, whose main function is to cut cracks on the road surface, with a depth of up to 100mm-200mm, and is commonly used on cement and asphalt roads. Existing road cutters include handheld and motorized types, and both require a certain level of proficiency to operate the machine properly;

[0003] Regarding the patent of the road cutting robot, the Chinese patent with the authorization announcement number CN106592402A discloses a method; the method includes the operation of the diesel engine 41, the first sprocket 423 rotates, which in turn drives the transmission shaft 43 to rotate, which in turn drives the second sprocket 492 to rotate, thereby driving the cutting blade 48 to rotate. Under the triple effects of the rotation of the cutting blade 48, the overall swing of the cutting blade 48, and the sliding of the cutting device 4 on the base 11 driven by the moving platform 3, the road surface is cut as required;

[0004] The cutting blade is a consumable part. When in use, it is impossible to quickly replace the blade, which reduces the working efficiency of the cutting robot. Utility Model Content

[0005] The purpose of the utility model is to provide a device for quickly replacing blades for a cutting robot, so as to solve the defects mentioned in the above background technology.

[0006] To achieve the above-mentioned purpose, a quick-change blade device for a cutting robot is provided, comprising a blade body, wherein the blade body is movably mounted inside a protective frame, and the protective frame is mounted on the cutting robot through an outer connecting frame, and at the same time, an upper cover is screwed onto the surface of the protective frame, and a support is movably mounted on the side wall of the protective frame through a bearing, one end of the support is fixedly connected to a rotating shaft, and the other end of the support is fixedly connected to a positioning seat, and at the same time, the blade body is mounted on the outer side of the positioning seat, and a fixing stud is welded on the surface of the positioning seat, and a fixing nut is screwed onto the stud.

[0007] Preferably, the guard frame and the upper cover are both semicircular structures made of plastic material, and the upper cover is fixed to the surface of the guard frame by bolts, and the cross-section of the guard frame is "U"-shaped.

[0008] Preferably, a receiving hole is provided on the lower side of the surface of the upper cover, and the receiving hole is circular, and the diameter of the receiving hole is larger than the diameter of the nut screwed on the stud, and the blade body is locked on the base by the stud and the nut.

[0009] Preferably, the axial cross-section of the support platform, sprocket, rotating shaft, positioning seat and stud is a concentric circle structure, and the diameter of the support platform is larger than the diameter of the positioning seat.

[0010] Preferably, the blade body is clamped on the outer side of the positioning seat through a positioning groove opened in the middle, and the depth of the positioning groove is greater than the height of the positioning seat.

[0011] Preferably, four groups of transmission slots are evenly arranged on the inner wall of the positioning slot, and four groups of transmission card seats are evenly arranged on the outer side of the positioning seat. At the same time, the size of the transmission card seat is adapted to the transmission slot, and the transmission card seat is mounted inside the transmission slot. Both the transmission card seat and the transmission slot are fan-shaped.

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

[0013] After the blade body is taken out, the new blade body is positioned and installed on the base through the positioning groove and the positioning seat, and fixed by studs and nuts, so as to complete the rapid replacement of the blade body, thereby improving the efficiency of the cutting robot by reducing the replacement time of the blade body.

[0014] When the sprocket is passively rotating, the positioning seat is driven to rotate through the rotating shaft and the supporting platform. The positioning seat and the positioning slot are clamped together through the transmission slot and the transmission seat, and the torque of the sprocket is transmitted to the blade body through the transmission slot and the transmission seat, completing the driving rotation and cutting work of the blade body, and realizing the synchronous rotation of the blade body and the sprocket. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of a cutting robot in the prior art;

[0016] Figure 2 This is a schematic diagram of the installation structure of the blade body of the utility model;

[0017] Figure 3 This is a schematic diagram of the front view of the structure of the utility model;

[0018] Figure 4 The utility model structure Figure 3 A is an enlarged structural diagram;

[0019] Figure 5 The utility model structure Figure 4 AA section structure schematic diagram in;

[0020] Figure 6 The utility model structure Figure 3 Side view of.

[0021] Numbers in the figure: 1, blade body; 2, positioning groove; 21, transmission slot; 3, support platform; 4, sprocket; 5, rotating shaft; 6, positioning seat; 61, transmission seat; 7, stud; 8, guard frame; 9, upper cover; 10, receiving hole. DETAILED DESCRIPTION

[0022] See also Figure 1-6 The utility model provides a quick blade replacement device for a cutting robot, including a blade body 1, which is movably mounted inside a guard frame 8, and the guard frame 8 is mounted on the cutting robot through an outer connecting frame, and at the same time, an upper cover 9 is screwed on the surface of the guard frame 8, and a support 3 is movably mounted on the side wall of the guard frame 8 through a bearing, one end of the support 3 is fixedly connected to a rotating shaft 5, and the other end of the support 3 is fixedly connected to a positioning seat 6, and at the same time, the blade body 1 is mounted on the outer side of the positioning seat 6, and a fixing stud 7 is welded on the surface of the positioning seat 6, and a fixing nut is screwed on the stud 7.

[0023] Working principle: When the damaged blade body 1 needs to be repaired, the nut screwed on the stud 7 is removed. After the blade body 1 is taken out, a new blade body 1 is positioned and installed on the base 3 through the positioning groove 2 and the positioning seat 6, and fixed with the stud 7 and the nut, thereby completing the rapid replacement of the blade body 1. By reducing the replacement time of the blade body 1, the use efficiency of the cutting robot is improved.

[0024] As a preferred embodiment, the protective frame 8 and the upper cover 9 are both semicircular structures made of plastic material, and the upper cover 9 is fixed to the surface of the protective frame 8 by bolts. The cross-section of the protective frame 8 is "U"-shaped.

[0025] A receiving hole 10 is provided on the lower side of the surface of the upper cover 9, and the receiving hole 10 is circular. Meanwhile, the diameter of the receiving hole 10 is larger than the diameter of the nut screwed on the stud 7, and the blade body 1 is locked on the base 3 by the stud 7 and the nut.

[0026] The blade body 1 is locked on the base 3 by means of studs 7 and nuts, so as to ensure the stability of the blade body 1 during rotational cutting and prevent it from loosening.

[0027] As a preferred implementation, the axial cross-section of the support platform 3 , the sprocket 4 , the rotating shaft 5 , the positioning seat 6 and the stud 7 is a concentric circle structure, and the diameter of the support platform 3 is greater than the diameter of the positioning seat 6 .

[0028] The blade body 1 is clamped on the outer side of the positioning seat 6 through a positioning groove 2 opened in the middle, and the depth of the positioning groove 2 is greater than the height of the positioning seat 6.

[0029] The depth of the positioning groove 2 is greater than the height of the positioning seat 6. The positioning groove 2 in the middle of the blade body 1 is clamped on the outside of the positioning seat 6 and fastened to the outside of the stud 7 with a nut to complete the fixed installation of the blade body 1.

[0030] As a preferred embodiment, four groups of transmission slots 21 are evenly arranged on the inner wall of the positioning slot 2, and four groups of transmission card seats 61 are evenly arranged on the outer side of the positioning seat 6. At the same time, the transmission card seats 61 are adapted to the size of the transmission slot 21, and the transmission card seats 61 are clamped inside the transmission slot 21. The transmission card seats 61 and the transmission slot 21 are both fan-shaped.

[0031] When the sprocket 4 is passively rotating, the positioning seat 6 is driven to rotate through the rotating shaft 5 and the supporting platform 3. The positioning seat 6 and the positioning groove 2 are clamped together through the transmission clamping groove 21 and the transmission clamping seat 61, and the torque of the sprocket 4 is transmitted to the blade body 1 through the transmission clamping groove 21 and the transmission clamping seat 61, thereby completing the driving rotation and cutting work of the blade body 1.

Claims

1. A quick blade replacement device for a cutting robot, comprising a blade body (1), characterized in that: The blade body (1) is movably mounted inside the protective frame (8), and the protective frame (8) is mounted on the cutting robot via an outer connecting frame. At the same time, an upper cover (9) is screwed on the surface of the protective frame (8), and a support platform (3) is movably mounted on the side wall of the protective frame (8) via a bearing. One end of the support platform (3) is fixedly connected to the rotating shaft (5), and the other end of the support platform (3) is fixedly connected to the positioning seat (6). At the same time, the blade body (1) is mounted on the outer side of the positioning seat (6), and a fixing stud (7) is welded on the surface of the positioning seat (6), and a fixing nut is screwed on the stud (7).

2. The quick blade replacement device for a cutting robot according to claim 1, characterized in that: The protective frame (8) and the upper cover (9) are both semicircular structures made of plastic material, and the upper cover (9) is fixed to the surface of the protective frame (8) by bolts. The cross section of the protective frame (8) is set in a "U" shape.

3. The quick blade replacement device for a cutting robot according to claim 1, characterized in that: The lower side of the surface of the upper cover (9) is provided with a receiving hole (10), and the receiving hole (10) is circularly arranged. Meanwhile, the diameter of the receiving hole (10) is larger than the diameter of the nut screwed on the stud (7), and the blade body (1) is locked on the support platform (3) by means of the stud (7) and the nut.

4. The quick blade replacement device for a cutting robot according to claim 1, characterized in that: The axial cross-section of the support platform (3), sprocket wheel (4), rotating shaft (5), positioning seat (6) and stud (7) is a concentric circle structure, and the diameter of the support platform (3) is greater than the diameter of the positioning seat (6).

5. The quick blade replacement device for a cutting robot according to claim 1, characterized in that: The blade body (1) is clamped on the outer side of the positioning seat (6) via a positioning groove (2) provided in the middle, and the depth of the positioning groove (2) is greater than the height of the positioning seat (6).

6. The quick blade replacement device for a cutting robot according to claim 5, characterized in that: Four groups of transmission slots (21) are evenly arranged on the inner wall of the positioning slot (2), and four groups of transmission slot seats (61) are evenly arranged on the outer side of the positioning seat (6). The transmission slot seats (61) are adapted to the size of the transmission slots (21), and the transmission slot seats (61) are clamped inside the transmission slots (21). Both the transmission slot seats (61) and the transmission slots (21) are arranged in a fan shape.

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