Rotary presser foot mechanism of cutting device

Abstract

The utility model discloses a rotary presser foot mechanism of a cutting device, which comprises a connecting seat, a conducting mounting hole is arranged on the connecting seat, a rotary presser foot component is arranged at the bottom of the conducting mounting hole, a plurality of blowing nozzles are annularly arranged on the conducting mounting hole, a suction pipe is arranged on one side of the conducting mounting hole, and a suction nozzle is arranged on the other side of the conducting mounting hole. The rotating presser foot assembly comprises a rotating assembly, a presser foot brush arranged on the rotating assembly and a rotating driving module used for driving the rotating assembly to rotate. According to the rotary presser foot mechanism of the cutting device, when the cutting device is used for cutting, dust residues on the surface of a base material to be cut are effectively reduced, cleanliness is improved, meanwhile, dust remaining on a cutter is reduced, dust abrasion is reduced, the cutting service life of the cutter is prolonged, cutting precision is improved, dust accumulation is effectively avoided, and the cutting efficiency is improved. Automatic dust removal is achieved, the production efficiency is improved, and the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of a presser foot mechanism of a cutting device, in particular to a rotary presser foot mechanism of a cutting device. Background Art

[0002] The existing cutting device is shown in the utility model patent with patent document number: CN211682942U and patent name: A safe, high-precision and efficient fully automatic precision molding machine. It includes a spindle assembly, wherein the spindle assembly includes a bearing seat fixedly connected to the bottom of the Z-axis moving module, a processing spindle rotatably connected to the bottom of the bearing seat, and a drive motor installed above the bearing seat and connected to the processing spindle, wherein the processing spindle is used to fix the tool.

[0003] At present, a presser foot is installed at the bottom of the processing spindle of the spindle assembly on the cutting device (the presser foot is not shown in the above-mentioned public patent). The presser foot is a brush, and the tool on the spindle assembly passes through the middle of the presser foot. When the spindle assembly of the cutting device moves downward to cut the substrate to be cut, the tool and the presser foot contact the substrate to be cut at the same time. The function of the presser foot is to press the substrate to be cut when the tool is cutting to prevent the substrate to be cut from shaking.

[0004] However, the pressure foot of the cutting device in the prior art is a fixed setting, which has the disadvantages that the pressure foot is fixed, and when the cutting device is used for a long time, the cutting accuracy will be affected due to dust accumulation; at the same time, the dust accumulation requires frequent manual cleaning and dust removal, which increases the maintenance cost of the cutting device. Utility Model Content

[0005] The purpose of the utility model is to overcome the above-mentioned defects in the prior art and provide a rotating presser foot mechanism for a cutting device. When the cutting device is cutting, the rotating assembly drives the presser foot brush to rotate to automatically clean the dust on the presser foot brush. Furthermore, the air blowing nozzle blows off the dust attached to the presser foot brush. Finally, the dust is sucked away by the suction pipe, thereby improving the cutting accuracy and realizing automatic presser foot cleaning, which greatly reduces the maintenance cost.

[0006] To achieve the above-mentioned purpose, the utility model provides a rotary presser foot mechanism of a cutting device, comprising a connecting seat, a conductive mounting hole being provided on the connecting seat, a rotary presser foot assembly being installed at the bottom of the conductive mounting hole, a plurality of blowing nozzles being arranged around the conductive mounting hole, a suction tube being provided on one side of the conductive mounting hole, the rotary presser foot assembly comprising a rotating assembly, a presser foot brush installed on the rotating assembly, and a rotary drive module for driving the rotating assembly to rotate.

[0007] Preferably, the rotating assembly includes a bearing installed at the bottom of the conductive mounting hole, a first gear sleeved on the bearing, and a second gear transmission-connected to the first gear, the presser foot brush is installed on the first gear, and the rotating shaft of the rotating drive module is inserted into the first gear and is used to drive the first gear to rotate.

[0008] Preferably, the presser foot brush is mounted on the inner ring of the first gear, an extension portion is provided on the outer side of the presser foot brush, a plurality of bolts are arranged on the inner ring of the first gear, and the plurality of bolts are pressed against the extension portion of the presser foot brush.

[0009] Preferably, the presser foot brush is arranged in a ring shape.

[0010] Preferably, the presser foot brush is convexly arranged at the bottom of the conductive mounting hole.

[0011] Preferably, the rotary drive module is arranged on one side of the connecting seat, and the rotary drive module is a rotary drive motor.

[0012] Preferably, several of the blowing nozzles are arranged on the top or above the rotary presser foot assembly, and the suction pipe is arranged on the top or above the several blowing nozzles.

[0013] Preferably, one end of the plurality of blowing nozzles is connected to a high-pressure gas source, and one end of the suction tube is connected to a vacuum negative pressure source.

[0014] Preferably, the connecting seat includes a first connecting block and a second connecting block installed at the bottom of the first connecting block.

[0015] Preferably, the conductive mounting hole is opened in the middle between the first connecting block and the second connecting block, several of the blowing nozzles and suction tubes are installed on the first connecting block, the rotating assembly and the presser foot brush are installed on the second connecting block, and the rotating drive module is installed on one side between the first connecting block and the second connecting block. A connecting mounting plate is provided on the top of the first connecting block for installing to the bottom of the main shaft of the cutting device.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1. The utility model is provided with a connecting seat, which is connected to the bottom of the main shaft of the cutting device. The conductive mounting hole on the connecting seat is for the tool of the cutting device to pass through. When the cutting device is working, the tool of the cutting device and the rotary presser foot assembly of the utility model contact the substrate to be cut at the same time. The rotary driving module of the rotary presser foot assembly of the utility model drives the rotary assembly to rotate, and the rotary assembly drives the rotary brush to rotate. While pressing the substrate to be cut, the rotary brush can also automatically clean the dust generated by cutting, and further, the air blowing nozzle blows off the dust on the rotary brush, ensuring that the rotary brush, the inside of the main shaft and the tool are not affected by dust, and it is also convenient for the suction pipe to suck away the dust.

[0018] 2. The utility model provides a rotary pressure foot mechanism for a cutting device, which, first, effectively reduces dust residue on the surface of the substrate to be cut during cutting and improves cleanliness; second, reduces dust residue on the tool, reduces dust wear, extends the tool cutting life, and improves cutting accuracy; third, effectively avoids dust accumulation, realizes automatic dust removal, improves production efficiency and reduces maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0020] Figure 1 This is a structural schematic diagram of a rotary presser foot mechanism of a cutting device provided by an embodiment of the present utility model from one perspective;

[0021] Figure 2 This is a structural schematic diagram of a rotary presser foot mechanism of a cutting device provided by an embodiment of the present utility model from another perspective;

[0022] Figure 3 This is a schematic diagram of an exploded structure of a rotary presser foot mechanism of a cutting device provided in an embodiment of the present utility model;

[0023] Figure 4 This is another exploded structural diagram of a rotary presser foot mechanism of a cutting device provided in an embodiment of the present utility model;

[0024] Figure 5 It is a structural schematic diagram of a rotating assembly and a presser foot brush provided in an embodiment of the utility model.

[0025] Included in the diagram are:

[0026] 1. Connecting seat; 11. First connecting block; 110. Connecting mounting plate; 12. Second connecting block; 2. Conductive mounting hole; 3. Rotating presser foot assembly; 31. Rotating drive module; 32. Rotating assembly; 321. Bearing; 322. First gear; 323. Second gear; 33. Presser foot brush; 330. Extension; 4. Blowing nozzle; 5. Suction tube 。 DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in this embodiment of the present invention to clearly and completely describe the technical solution in this embodiment of the present invention. Obviously, the embodiment described is only one embodiment of the present invention, not all embodiments of the present invention. Based on this embodiment of the present invention, all other embodiments of the present invention obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this utility model.

[0028] See also Figures 1 to 5 An embodiment of the utility model provides a rotary presser foot mechanism of a cutting device, comprising a connecting seat 1 for being mounted at the bottom of a main shaft of the cutting device, a conductive mounting hole 2 for a tool of the cutting device to pass through being opened on the connecting seat 1, a rotary presser foot assembly 3 is mounted at the bottom of the conductive mounting hole 2, a plurality of blowing nozzles 4 are arranged around the conductive mounting hole 2, a suction pipe 5 is provided on one side of the conductive mounting hole 2, the rotary presser foot assembly 3 comprises a rotating assembly 32, a presser foot brush 33 mounted on the rotating assembly 32, and a rotary drive module 31 for driving the rotating assembly 32 to rotate.

[0029] The rotating assembly 32 includes a bearing 321 installed at the bottom of the conductive mounting hole 2, a first gear 322 sleeved on the bearing 321, and a second gear 323 transmission-connected to the first gear 322. The presser foot brush 33 is installed on the first gear 322, and the rotating shaft of the rotating drive module 31 is inserted into the second gear 323 and is used to drive the second gear 323 to rotate.

[0030] The presser foot brush 33 is installed on the inner ring of the first gear 322. An extension portion 330 is provided on the outer side of the presser foot brush 33. A number of bolts are provided on the inner ring of the first gear 322 (a number of threaded mounting holes for threaded connection of the bolts are provided on the inner ring of the first gear 322). The number of bolts are tightened on the extension portion 330 of the presser foot brush 33.

[0031] The presser foot brush 33 is arranged in a ring shape.

[0032] The presser foot brush 33 is convexly arranged at the bottom of the conductive mounting hole 2 .

[0033] The rotation drive module 31 is installed on one side of the connecting base 1 , and the rotation drive module 31 is a rotation drive motor.

[0034] A plurality of air blowing nozzles 4 are arranged on or above the top of the rotary presser foot assembly 3 , and a suction pipe 5 is arranged on or above the top of the plurality of air blowing nozzles 4 .

[0035] One end of the plurality of blowing nozzles 4 is connected to a high-pressure gas source, and one end of the suction pipe 5 is connected to a vacuum negative pressure source.

[0036] The connecting base 1 includes a first connecting block 11 and a second connecting block 12 mounted on the bottom of the first connecting block 11 .

[0037] The conductive mounting hole 2 is opened in the middle between the first connecting block 11 and the second connecting block 12. Several blowing nozzles 4 and suction tubes 5 are installed on the first connecting block 11. The rotating assembly 32 and the presser foot brush 33 are installed on the second connecting block 12. The rotary drive module 31 is installed on one side between the first connecting block 11 and the second connecting block 12. A connecting mounting plate 110 is provided on the top of the first connecting block 11 for mounting to the bottom of the main shaft of the cutting device.

[0038] The rotary presser foot mechanism of a cutting device according to an embodiment of the present invention has the following working principle: the connecting mounting plate 110 of the first connecting block 11 of the connecting seat 1 is installed on the bottom of the main shaft of the cutting device, and the tool passes through the conductive mounting hole 2 of the connecting seat 1. When the cutting device cuts the substrate to be cut, the tool and the presser foot brush 33 simultaneously contact the surface of the substrate to be cut downward. At this time, the rotary drive module 31 drives the rotating component 32 to rotate, and the rotating component 32 drives the presser foot brush 33 to rotate. The presser foot brush 33 presses the surface of the substrate to be cut while cleaning the dust on its surface and shaking off the dust attached to itself. Furthermore, several air blowing nozzles 4 blow off the dust on the presser foot brush 33. Finally, the suction pipe 5 sucks away the dust that falls on the presser foot brush 33.

[0039] The rotary pressure foot mechanism of a cutting device in an embodiment of the utility model has the advantages that, on the one hand, it effectively reduces the dust residue on the surface of the substrate to be cut during cutting, thereby improving the cleanliness; on the other hand, it reduces the dust residue on the tool, reduces dust wear, extends the tool cutting life, and improves cutting accuracy; finally, it effectively avoids dust accumulation, realizes automatic dust removal, improves production efficiency and reduces maintenance costs.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A rotary presser foot mechanism of a cutting device, characterized in that: The invention comprises a connecting seat (1), a conducting mounting hole (2) is provided on the connecting seat (1), a rotating presser foot assembly (3) is installed at the bottom of the conducting mounting hole (2), a plurality of blowing nozzles (4) are arranged around the conducting mounting hole (2), a suction pipe (5) is provided on one side of the conducting mounting hole (2), and the rotating presser foot assembly (3) comprises a rotating assembly (32), a presser foot brush (33) installed on the rotating assembly (32), and a rotating drive module (31) for driving the rotating assembly (32) to rotate.

2. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The rotating assembly (32) comprises a bearing (321) mounted on the bottom of the conductive mounting hole (2), a first gear (322) sleeved on the bearing (321), and a second gear (323) in transmission connection with the first gear (322); the presser foot brush (33) is mounted on the first gear (322); and the rotating shaft of the rotating drive module (31) is inserted into the second gear (323) and is used to drive the second gear (323) to rotate.

3. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The presser foot brush (33) is mounted on the inner ring of the first gear (322), an extension portion (330) is provided on the outer side of the presser foot brush (33), a plurality of bolts are arranged on the inner ring of the first gear (322), and the plurality of bolts are pressed against the extension portion (330) of the presser foot brush (33).

4. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The presser foot brush (33) is arranged in a ring shape.

5. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The presser foot brush (33) is convexly arranged at the bottom of the conductive mounting hole (2).

6. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The rotary drive module (31) is installed on one side of the connecting seat (1), and the rotary drive module (31) is a rotary drive motor.

7. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: A plurality of the air blowing nozzles (4) are arranged on the top or above the rotary presser foot assembly (3), and the suction pipe (5) is arranged on the top or above the plurality of the air blowing nozzles (4).

8. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: One end of the plurality of blowing nozzles (4) is connected to a high-pressure gas source, and one end of the suction pipe (5) is connected to a vacuum negative pressure source.

9. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The connecting seat (1) comprises a first connecting block (11) and a second connecting block (12) arranged at the bottom of the first connecting block (11).

10. The rotary presser foot mechanism of a cutting device according to claim 1, characterized in that: The conductive mounting hole (2) is opened in the middle between the first connecting block (11) and the second connecting block (12); the plurality of blowing nozzles (4) and the suction pipe (5) are all mounted on the first connecting block (11); the rotating assembly (32) and the presser foot brush (33) are all mounted on the second connecting block (12); the rotating drive module (31) is mounted on one side between the first connecting block (11) and the second connecting block (12); and the top of the first connecting block (11) is provided with a connecting mounting plate (110) for mounting to the bottom of the main shaft of the cutting device.

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