Cutter bit cleaning device of PCB engraving machine

Abstract

The invention relates to a PCB carving machine tool bit cleaning device, and relates to the technical field of tool bit cleaning, the PCB carving machine tool bit cleaning device comprises a base and an oil injection rod, the base is provided with a cleaning groove and an assembling assembly, the assembling assembly is used for assembling the oil injection rod on the bottom wall of the cleaning groove, the oil injection rod is provided with an oil injection hole, and the oil injection hole is communicated with the cleaning groove. The oil spraying rod can spray oil through the oil spraying hole, the oil spraying rod is provided with a brush, an oil outlet groove is formed in the bottom wall of the cleaning groove, and the base is provided with an oil collecting pipe communicated with the oil outlet groove. The cleaning device has the effect of improving the cleaning efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of tool head cleaning, and in particular to a tool head cleaning device for a PCB board engraving machine. Background Art

[0002] The Chinese name of PCB board is printed circuit board, also known as printed circuit board. It is an important electronic component, a support for electronic components, and a carrier for the electrical connection of electronic components. PCB board is carved by engraving machine, and engraving machine engraves PCB board by using cutter heads of different specifications.

[0003] The PCB board is shaped by engraving with an engraving machine. During the engraving process, the cutter head of the engraving machine will inevitably be contaminated with debris and other impurities, which need to be cleaned in time, otherwise the contaminated debris may damage the PCB board during the next engraving process. In order to clean the cutter head of the engraving machine, the existing technology mostly manually holds the disassembled cutter head, sprays lubricating oil manually and holds a brush to clean the cutter head. This cleaning method is complicated and cumbersome, has a certain labor intensity, and has low cleaning efficiency. Summary of the invention

[0004] In order to improve the cleaning efficiency, the present application provides a PCB board engraving machine tool head cleaning device.

[0005] The present application provides a PCB engraving machine tool head cleaning device that adopts the following technical solution: A PCB board engraving machine tool head cleaning device comprises a base and an oil spray rod, wherein the base is provided with a cleaning groove, the base is provided with an assembly component, the assembly component is used to assemble the oil spray rod on the bottom wall of the cleaning groove, the oil spray rod is provided with an oil spray hole, the oil spray rod can spray oil through the oil spray hole, the oil spray rod is provided with a brush, the bottom wall of the cleaning groove is provided with an oil outlet groove, and the base is provided with an oil collecting pipe communicated with the oil outlet groove.

[0006] By adopting the above technical solution, the assembly component assembles the spray rod in the base cleaning groove, and the spray rod sprays cleaning oil through the spray hole. The cutter head to be cleaned is rotated around the spray rod brush, and the debris contaminated on the cutter head can be cleaned by the brush soaked in cleaning oil, and the cutter head is coated with lubricating oil at the same time. The operation is simple and convenient, and there is no need to manually apply lubricating oil or manually hold the brush for cleaning. The operation is simplified while reducing labor intensity, improving the convenience of cleaning, and thus improving cleaning efficiency.

[0007] Preferably, the assembly component includes an assembly block and an assembly bolt, the spray rod is rotatably connected to the assembly block, the assembly bolt is used to assemble the assembly block on the bottom wall of the cleaning tank, and the base is provided with a rotating drive member, and the rotating drive member is used to drive the spray rod to rotate.

[0008] By adopting the above technical solution, the assembly bolts install the assembly block on the bottom wall of the cleaning groove, and starting the rotating drive member can drive the oil spray rod to rotate, thereby driving the brush to rotate. There is no need for manual rotation when cleaning the tool, which further reduces labor intensity and improves the convenience of cleaning the tool head. At the same time, it improves the cleaning effect and reduces the possibility of debris residue.

[0009] Preferably, a mounting block is provided in the cleaning groove, a plurality of mounting plates are rotatably provided on the mounting block, the mounting block is provided with a mounting hole, a clamping assembly is provided on the mounting plate, the clamping assembly is used to clamp the cutter head, a rotating assembly is provided between the mounting plate and the spray rod, and the rotating assembly is used to drive the mounting plate to rotate.

[0010] By adopting the above technical solution, the clamping assembly can clamp the tool head. When the engraving machine tool head needs to be cleaned, the robotic arm of the engraving machine can be controlled to move and fix the tool head on the mounting plate through the clamping assembly, and the tool is passed through the mounting hole. At this time, the robotic arm is driven to remove the tool head, and the rotating drive member is started to drive the spray rod to rotate. At the same time, the mounting plate is driven to rotate through the rotating assembly, so that the clamped tool can be cleaned more carefully. The rotation of the tool allows all parts of the tool to be cleaned, thereby improving the cleaning convenience and the cleaning effect.

[0011] Preferably, the rotating assembly includes a first rotating gear and a second rotating gear, the first rotating gear is sleeved on the spray rod and arranged above the spray hole, the second rotating gear is sleeved on the mounting plate, and the first rotating gear is threadedly connected to the second rotating gear.

[0012] By adopting the above technical solution, when the rotating driving member drives the spray rod to rotate, the spray rod drives the first rotating gear to rotate, thereby driving the second rotating gear to rotate through gear meshing, thereby driving the mounting plate to rotate, so as to drive the tool fixed to the mounting plate by the clamping assembly to rotate. The operation is simple and convenient, and no additional driving member is required, which improves the convenience of use while reducing the equipment cost.

[0013] Preferably, a lifting groove is provided on the inner wall of the cleaning groove, the mounting block is inserted into the lifting groove and can slide in the lifting groove, the spray rod is provided with a movable groove between the spray hole and the first rotating gear, a movable threaded sleeve is provided in the movable groove, and the movable threaded sleeve passes through the mounting block and is threadedly connected to the mounting block.

[0014] By adopting the above technical solution, when the rotating driving member is started to drive the spray rod to rotate, the movable threaded sleeve rotates along with the spray rod, thereby driving the mounting block to slide in the lifting groove to achieve lifting, so that the tool clamped by the mounting plate on the mounting block is lifted and lowered together, so that tools of different lengths can be cleaned, and all parts of the tool length direction can be cleaned, thereby improving applicability and cleaning effect.

[0015] Preferably, the first rotating gear is slidably sleeved on the spray rod, a sliding groove is provided on the inner wall of the first rotating gear, the spray rod is provided with a sliding block, the sliding block is inserted into the sliding groove and can slide in the sliding groove, and the first rotating gear is against the mounting block.

[0016] By adopting the above technical solution, when the mounting block descends, the first rotating gear is subjected to gravity and follows the mounting block to descend, so that the sliding block slides in the sliding groove, and at the same time the sliding block follows the injection rod to rotate, thereby pressing against the inner wall of the sliding groove to push the first rotating gear to rotate, and at the same time the second rotating gear follows the mounting block to descend synchronously on the mounting plate, so that the first rotating gear and the second rotating gear rise and fall synchronously, thereby improving the stability of the meshing of the first rotating gear and the second rotating gear.

[0017] Preferably, the clamping assembly includes a clamping block and a clamping spring, the mounting plate is provided with a clamping hole communicated with the mounting hole, the mounting plate is provided with a clamping groove communicated with the clamping hole, the clamping block is slidably arranged in the clamping groove and can be inserted into the clamping hole, and the clamping spring is arranged in the clamping groove and connects the inner wall of the clamping groove and the clamping block.

[0018] By adopting the above technical solution, the tool is inserted into the clamping hole and the clamping block is pushed to slide and compress the clamping spring. The clamping spring compresses and pushes the clamping block against the side of the tool, thereby clamping and fixing the tool in the clamping hole. The operation is simple and convenient, and it is easy to use.

[0019] Preferably, the clamping assembly further comprises a clamping plate, the clamping plate is inserted into the clamping hole and connected to the clamping block, and the side wall of the clamping plate is inclined.

[0020] By adopting the above technical solution, the inclined side walls of the clamping plate facilitate the insertion of the tool between the two clamping plates, thereby improving the convenience of clamping. At the same time, the clamping plate increases the area of ​​the side walls of the tool, thereby improving the stability of tool clamping.

[0021] Preferably, the rotating driving member is a rotating motor, a motor cavity is provided inside the base, the rotating motor is arranged in the motor cavity, the bottom wall of the cleaning groove is provided with an assembly hole connected to the motor cavity, the rotating motor is provided with a rotating shaft, the rotating shaft is provided with a rotating groove, the spray rod is provided with a connecting shaft, the connecting shaft passes through the assembly hole and can rotate in the assembly hole, and the connecting shaft is inserted into the assembly hole.

[0022] By adopting the above technical solution, the rotating groove and the connecting shaft are both square. The rotating motor is started to drive the rotating shaft to rotate, and the inner wall of the rotating groove of the rotating shaft is pressed against the connecting shaft, thereby pushing the connecting shaft to rotate, thereby driving the injection rod to rotate. The operation is simple and convenient. At the same time, when the injection rod is disassembled by assembling the components, the connecting shaft can be pulled out of the rotating groove, which is convenient for the disassembly and installation of the injection rod and improves the convenience of repairing or replacing the injection rod.

[0023] Preferably, the base is provided with an oil supply pipe connected to the oil supply equipment, the oil spray rod is provided with an oil spray groove communicated with the oil spray hole, and the oil supply pipe is inserted into the oil spray groove.

[0024] By adopting the above technical solution, the oil supply pipe connected to the oil supply equipment supplies lubricating oil to the oil spray groove in the oil spray rod, and the lubricating oil is sprayed out through the oil spray hole, so as to clean and lubricate the cutter head for maintenance. The operation is simple and convenient, and the convenience of use is improved.

[0025] In summary, the present application includes at least one of the following beneficial technical effects: 1. By setting the base, oil spray rod, cleaning tank, assembly components, oil spray hole, brush, oil outlet tank and oil collection pipe, when the tool needs to be cleaned, the mechanical arm of the engraving machine is controlled to move the tool into the cleaning tank and rotate around the oil spray rod. At the same time, the oil spray rod sprays lubricating oil through the oil spray hole, and cleans the debris on the surface of the tool through the brush, and applies lubricating oil at the same time, so as to complete the cleaning of the tool. The lubricating oil accumulates in the cleaning tank and enters the oil collection pipe through the oil outlet tank, and finally is collected in the collection equipment for subsequent recycling. The operation is simple and convenient, and the staff does not need to manually hold the tool and brush for cleaning, which simplifies the operation and reduces the labor intensity, improves the convenience of tool cleaning, and thus improves the cleaning efficiency; 2. By setting a rotating driving member, a mounting block, a mounting plate, a mounting hole, a clamping assembly, a first rotating gear and a second rotating gear, the mounting plate on the mounting block is rotated, and after the rotating driving member is started, the rotating driving member drives the spray rod to rotate, and the first rotating gear on the spray rod rotates with the spray rod, and drives the second rotating gear to rotate through gear meshing, thereby driving the mounting plate to rotate on the mounting block, so as to drive the tool clamped and fixed in the mounting hole by the clamping assembly to rotate synchronously, so as to better clean various positions of the tool, so as to improve the cleaning effect and convenience of the tool, thereby improving the cleaning efficiency; 3. By arranging a lifting groove, a moving groove, a moving threaded sleeve, a sliding groove and a sliding block, when the rotating driving member drives the spray rod to rotate, the moving threaded sleeve in the moving groove of the spray rod rotates synchronously with the spray rod, thereby driving the mounting block to move up and down through the threaded connection and the sliding of the mounting block in the lifting groove to realize the lifting and lowering of the mounting block. At the same time, when the mounting block rises, it pushes the first rotating gear to rise synchronously so that the sliding block on the spray rod slides in the sliding groove of the first rotating gear. When the mounting block descends, the first rotating gear is affected by gravity and follows the mounting block to descend synchronously, synchronously making the sliding block on the spray rod slide in the sliding groove of the first rotating gear, thereby making the first rotating gear and the second rotating gear move synchronously, without affecting the meshing matching between the gears, and the mounting block is lifted and lowered by a threaded connection while the spray rod rotates, which can drive the clamped and fixed tool on the mounting block to lift and lower, so that all parts of the side wall of the tool can contact the spray rod brush for cleaning, thereby improving the convenience and cleaning effect of cleaning, facilitating use, and thus improving cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an overall schematic diagram of a PCB board engraving machine tool head cleaning device provided in an embodiment of the present application.

[0027] Figure 2 It is a cross-sectional view showing the internal structure of the base.

[0028] Figure 3 yes Figure 2 Magnified view of area A.

[0029] Figure 4 It is a cross-sectional view used to show the connection relationship between the mounting block and the injection rod.

[0030] Description of reference numerals: 1. base; 11. cleaning groove; 111. lifting groove; 112. oil outlet groove; 113. oil collecting pipe; 12. motor cavity; 121. assembly hole; 13. cover plate; 14. filter screen block; 15. oil supply pipe; 151. injection member; 2. oil injection rod; 21. oil injection groove; 22. oil injection hole; 23. brush; 24. moving groove; 241. moving threaded sleeve; 25. sliding block; 26. auxiliary block; 261. rotating nut; 27. guide plate; 3. assembly component; 31. Assembly block; 311. Assembly slot; 32. Assembly block; 33. Assembly bolt; 4. Mounting block; 41. Mounting hole; 42. Mounting plate; 421. Clamping hole; 422. Clamping slot; 5. Rotating assembly; 51. First rotating gear; 511. Gear block; 512. Sliding slot; 52. Second rotating gear; 6. Clamping assembly; 61. Clamping block; 62. Clamping spring; 63. Clamping plate; 7. Rotating motor; 71. Rotating shaft; 711. Rotating slot; 72. Connecting shaft. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-4 This application is described in further detail.

[0032] The present application embodiment discloses a PCB board engraving machine tool head cleaning device. Figures 1 to 3 , which comprises a base 1 and a spray rod 2. The base 1 can be installed on the base of the engraving machine by bolts. The base 1 is provided with a cleaning groove 11. The base 1 is provided with a means for rotating the spray rod 2 on the bottom wall of the cleaning groove 11. A motor cavity 12 is provided inside the base 1. A rotating motor 7 is provided in the motor cavity 12 as a rotating driving member. The base 1 can be provided with a door structure or other structures to open the motor cavity 12 to repair and replace the rotating motor 7. An assembly hole 121 connected to the motor cavity 12 is provided on the bottom wall of the cleaning groove 11. A square connecting shaft 72 adapted to rotate through the assembly hole 121 is coaxially fixedly provided on the bottom wall of the spray rod 2. A rotating shaft 71 is coaxially fixedly provided on the rotating shaft of the rotating motor 7. A square rotating shaft 71 is provided on the top wall of the rotating shaft 71. The connecting shaft 72 is adapted to be inserted into the rotating groove 711. A plurality of spray holes 22 for spraying oil are provided on the side wall of the spray rod 2. A plurality of brushes 23 are also fixedly provided on the side wall of the spray rod 2. When the engraving machine tool head needs to be cleaned, the engraving machine's mechanical arm can be controlled to insert the tool head into the cleaning slot 11 and move it to the brush 23, and the rotating motor 7 can be started to drive the oil injection pipe to rotate and spray oil, thereby driving the brush 23 to rotate and clean the debris on the tool head. The operation is simple and convenient, and the cleaning efficiency is improved.

[0033] To save costs, refer to Figure 2 The bottom wall of the cleaning tank 11 is inclined and an oil outlet tank 112 is arranged at a lower position. The base 1 is fixedly provided with an oil collecting pipe 113 connected to the oil outlet tank 112. A filter block 14 is detachably inserted in the oil outlet tank 112. The base 1 is fixedly provided with an oil supply pipe 15 connected to the oil supply device. The center of the top wall of the spray rod 2 is provided with an oil spray tank 21 connected to the oil spray hole 22. The oil supply pipe 15 is rotated and inserted into the oil spray tank 21. The oil spray tank 21 is provided with an injection member 151 connected to the oil supply pipe 15. The injection member 151 is used for oil spraying. In another embodiment, the injection member 151 may not be provided. With the help of the pressure provided by the lubricating oil supply device and the centrifugal force of the rotation of the spray rod 2, the lubricating oil in the oil spray tank 21 is thrown out through the oil spray hole 22 to achieve oil spraying. The lubricating oil in the cleaning tank 11 is recycled through the oil outlet tank 112 and the oil collecting pipe 113, and the filter block 14 is provided to filter the cleaned debris, so as to filter the recycled lubricating oil for the first time. Recycling lubricating oil can save costs.

[0034] For easy maintenance, refer to Figure 2 and Figure 3The assembly component 3 includes an assembly block 32, an assembly block 31 and an assembly bolt 33. The spray rod 2 passes through the assembly block 31 and is rotatably connected to the assembly block 31. The bottom wall of the assembly block 31 is provided with an assembly slot 311. The assembly block 32 is rotatably sleeved on the spray rod 2 and is adapted to be inserted into the assembly slot 311. The top wall of the assembly block 32 abuts against the inner wall of the assembly slot 311. The bottom wall of the assembly block 32 abuts against the bottom wall of the cleaning tank 11 and covers the assembly hole 121. The assembly bolt 33 is used to assemble the assembly block 31 on the bottom wall of the cleaning tank 11. The spray rod 2 is detachably rotatably provided with an auxiliary block 26, which abuts against the top wall of the assembly block 31. The auxiliary block 26 is sleeved with a rotating nut 261 threadedly connected to the auxiliary block 26, and the rotating nut 261 abuts against the top wall of the assembly block 31. The side wall of the spray rod 2 is fixedly provided with a guide plate 27 between the brush 23 and the auxiliary block 26. The surface of the guide plate 27 is inclined, and the guide plate 27 covers the assembly block 31 and the assembly bolt 33. The base 1 is provided with a removable cover 13 covering the cleaning tank 11. The assembly block 31 and the spray rod 2 are fixed together by the auxiliary block 26 and the assembly clamp block 32, and the assembly block 31 can be easily installed on the inner wall of the cleaning tank 11 by the assembly bolt 33, so that the spray rod 2 can be easily maintained and replaced.

[0035] To improve cleaning results, refer to Figure 2 and Figure 4 , the inner walls on both sides of the cleaning groove 11 are provided with lifting grooves 111, and a mounting block 4 is slidably provided in the cleaning groove 11. The side wall of the mounting block 4 is fixedly provided with a mounting slide block, which is adapted to be inserted into the lifting groove 111 and can slide in the lifting groove 111. The side wall of the spray rod 2 is provided with a movable groove 24 around the spray hole 22, and a movable threaded sleeve 241 is integrally fixedly provided in the movable groove 24. The movable threaded sleeve 241 penetrates the mounting block 4 and is threadedly connected with the mounting block 4. Four circular mounting plates 42 are rotatably provided on the top wall of the mounting block 4 around the spray rod 2. A circular mounting hole 41 is penetrated below the mounting plate 42 on the surface of the mounting block 4. A clamping hole 421 communicating with the mounting hole 41 is penetrated in the mounting plate 42, and a clamping assembly 6 for clamping a tool is provided on the mounting plate 42. A rotating assembly 5 is provided between the mounting plate 42 and the spray rod 2, and the rotating assembly 5 is used to drive the mounting plate 42 to rotate. When multiple disassembled cutter heads need to be cleaned, the cutter heads are inserted into the clamping holes 421 and clamped by the clamping assembly 6, and the rotating motor 7 is started to drive the oil spray rod 2 to rotate, thereby spraying oil and cleaning the cutter. At the same time, the rotating assembly 5 drives the cutter to rotate together, and the moving threaded sleeve 241 rotates with the oil spray rod 2, thereby driving the mounting block 4 to descend, thereby driving the clamped cutter head to move, so that the cutter head rotates and descends synchronously, so that the brush 23 can clean various parts of the cutter head to improve the cleaning effect.

[0036] To improve the convenience of use, refer to Figure 2 and Figure 4 The rotating assembly 5 includes a first rotating gear 51 and a second rotating gear 52. The first rotating gear 51 is slidably sleeved on the oil spray rod 2, and the second rotating gear 52 is integrally fixedly sleeved on the outer wall of the mounting plate 42. The surface of the first rotating gear 51 is integrally fixedly provided with an annular gear block 511. The gear block 511 surrounds and is close to the oil spray rod 2, and the bottom wall of the first rotating gear 51 abuts against the surface of the mounting block 4. The inner wall of the gear block 511 and the first rotating gear 51 is provided with a communicating sliding groove 512. The outer wall of the oil spray rod 2 is fixedly provided with a sliding block 25 adapted to be inserted into the sliding groove 512, and the sliding block 25 can be adapted to slide up and down in the sliding groove 512. When the rotating motor 7 is started to drive the oil spray rod 2 to rotate, the sliding block 25 abuts against the inner wall of the sliding groove 512, thereby driving the first rotating gear 51 to rotate, so as to drive the second rotating gear 52 to rotate, and drive the mounting plate 42 to rotate. The operation is simple and convenient, which improves the convenience of use and the cleaning efficiency.

[0037] To improve the convenience of use, refer to Figure 2 and Figure 4 The clamping assembly 6 includes a clamping block 61, a clamping plate 63 and a clamping spring 62. Two clamping grooves 422 are arranged on the inner wall of the clamping hole 421. The clamping block 61 is adapted to be slidably arranged in the clamping groove 422. The clamping spring 62 is arranged in the clamping groove 422. The clamping spring 62 connects the inner wall of the clamping groove 422 and the side wall of the clamping block 61. The side wall of the clamping block 61 away from the clamping spring 62 is fixedly connected to the clamping plate 63. The clamping plate 63 is arranged in the clamping hole 421. The clamping plate 63 is arc-shaped and the upper half of the side wall of the clamping plate 63 away from the clamping block 61 is inclined. Insert the tool head between the two clamping plates 63 of the clamping hole 421, thereby pushing the clamping block 61 to move and compressing the clamping spring 62, and pushing the clamping block 61 through the clamping spring 62, so that the clamping plate 63 is against the side wall of the tool head, thereby completing the clamping. It is very convenient whether the tool is placed manually or by the mechanical arm of the engraving machine.

[0038] The implementation principle of a tool head cleaning device for a PCB board engraving machine in an embodiment of the present application is as follows: remove the cover plate 13, insert the tool head to be cleaned into the clamping hole 421, push the clamping block 61 and the clamping plate 63 against the side wall of the tool head handle part through the clamping spring 62, so that the tool head passes through the mounting hole 41, and then start the rotating motor 7, and drive the spray rod 2 to rotate through the rotating shaft 71 and the connecting shaft 72, and drive the brush 23 to rotate to clean the tool head, and then start the oil supply equipment and the spray machine to perform oil spraying operation through the oil spray groove 21 and the oil spray hole 22, so as to facilitate cleaning and apply lubricating oil at the same time. At the same time, the rotation of the spray rod 2 drives the movable threaded sleeve 241 to rotate, thereby driving the mounting block 4 to descend through the threaded connection, so as to drive the clamped cutter head to gradually descend, and at the same time, the sliding block 25 slides relatively upward in the sliding groove 512, and at the same time, the sliding block 25 rotates with the spray rod 2, thereby pushing the first rotating gear 51 to rotate, driving the second rotating gear 52 to rotate, so as to drive the mounting plate 42 and the cutter head clamped on the mounting plate 42 to rotate, and the cutter head rotates and descends. In this process, the brush 23 cleans all parts of the cutter head. The cleaning device can clean multiple cutter heads at a time, and the sprayed lubricating oil flows in the cleaning groove 11 and is filtered by the filter block 14, and then discharged from the oil outlet groove 112 and the oil collecting pipe 113. The cleaning device is easy and convenient to operate, and does not require the staff to manually hold the cutter head and the brush 23 for cleaning, thereby simplifying the operating steps, reducing labor intensity, improving cleaning convenience and improving cleaning efficiency.

[0039] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A PCB engraving machine tool head cleaning device, characterized in that: The invention comprises a base (1) and an oil spray rod (2), wherein the base (1) is provided with a cleaning groove (11), the base (1) is provided with an assembly component (3), the assembly component (3) is used to assemble the oil spray rod (2) on the bottom wall of the cleaning groove (11), the oil spray rod (2) is provided with an oil spray hole (22), the oil spray rod (2) can spray oil through the oil spray hole (22), the oil spray rod (2) is provided with a brush (23), the bottom wall of the cleaning groove (11) is provided with an oil outlet groove (112), and the base (1) is provided with an oil collecting pipe (113) communicated with the oil outlet groove (112).

2. A PCB engraving machine tool head cleaning device according to claim 1, characterized in that: The assembly component (3) comprises an assembly block (31) and an assembly bolt (33); the oil spray rod (2) is rotatably connected to the assembly block (31); the assembly bolt (33) is used to assemble the assembly block (31) on the bottom wall of the cleaning tank (11); the base (1) is provided with a rotation driving member, and the rotation driving member is used to drive the oil spray rod (2) to rotate.

3. A PCB engraving machine tool head cleaning device according to claim 2, characterized in that: A mounting block (4) is arranged in the cleaning groove (11), and a plurality of mounting plates (42) are rotatably arranged on the mounting block (4), and a mounting hole (41) is arranged on the mounting plate (42), and a clamping assembly (6) is arranged on the mounting plate (42), and the clamping assembly (6) is used to clamp a cutter head, and a rotating assembly (5) is arranged between the mounting plate (42) and the spray rod (2), and the rotating assembly (5) is used to drive the mounting plate (42) to rotate.

4. A PCB engraving machine tool head cleaning device according to claim 3, characterized in that: The rotating assembly (5) comprises a first rotating gear (51) and a second rotating gear (52); the first rotating gear (51) is sleeved on the fuel injection rod (2) and arranged above the fuel injection hole (22); the second rotating gear (52) is sleeved on the mounting plate (42); the first rotating gear (51) and the second rotating gear (52) are threadedly connected.

5. A PCB engraving machine tool head cleaning device according to claim 4, characterized in that: The inner wall of the cleaning groove (11) is provided with a lifting groove (111), the mounting block (4) is inserted into the lifting groove (111) and can slide in the lifting groove (111), the oil spraying rod (2) is provided with a moving groove (24) between the oil spraying hole (22) and the first rotating gear (51), a moving threaded sleeve (241) is sleeved in the moving groove (24), and the moving threaded sleeve (241) passes through the mounting block (4) and is threadedly connected to the mounting block (4).

6. A PCB engraving machine tool head cleaning device according to claim 5, characterized in that: The first rotating gear (51) is slidably sleeved on the fuel injection rod (2); a sliding groove (512) is provided on the inner wall of the first rotating gear (51); the fuel injection rod (2) is provided with a sliding block (25); the sliding block (25) is inserted into the sliding groove (512) and can slide in the sliding groove (512); the first rotating gear (51) abuts against the mounting block (4).

7. A PCB engraving machine tool head cleaning device according to claim 3, characterized in that: The clamping assembly (6) comprises a clamping block (61) and a clamping spring (62); the mounting plate (42) is provided with a clamping hole (421) communicating with the mounting hole (41); the mounting plate (42) is provided with a clamping groove (422) communicating with the clamping hole (421); the clamping block (61) is slidably arranged in the clamping groove (422) and can be inserted into the clamping hole (421); the clamping spring (62) is arranged in the clamping groove (422) and connects the inner wall of the clamping groove (422) and the clamping block (61).

8. A PCB engraving machine tool head cleaning device according to claim 7, characterized in that: The clamping assembly (6) further comprises a clamping plate (63), wherein the clamping plate (63) is inserted into the clamping hole (421) and connected to the clamping block (61), and the side wall of the clamping plate (63) is arranged at an inclination.

9. A PCB engraving machine tool head cleaning device according to claim 2, characterized in that: The rotating driving member is a rotating motor (7). A motor cavity (12) is provided inside the base (1). The rotating motor (7) is arranged in the motor cavity (12). The bottom wall of the cleaning tank (11) is provided with an assembly hole (121) connected to the motor cavity (12). The rotating motor (7) is provided with a rotating shaft (71). The rotating shaft (71) is provided with a rotating groove (711). The oil spray rod (2) is provided with a connecting shaft (72). The connecting shaft (72) passes through the assembly hole (121) and can rotate in the assembly hole (121). The connecting shaft (72) is inserted into the assembly hole (121).

10. The PCB engraving machine tool head cleaning device according to claim 1, characterized in that: The base (1) is provided with an oil supply pipe (15) connected to an oil supply device, the oil spray rod (2) is provided with an oil spray groove (21) communicating with an oil spray hole (22), and the oil supply pipe (15) is inserted into the oil spray groove (21).

Images