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CN-122007511-A - Machine tool for cutting and forming inner hole of oil nozzle and machining tool thereof

CN122007511ACN 122007511 ACN122007511 ACN 122007511ACN-122007511-A

Abstract

The invention discloses a machine tool for cutting and forming an inner hole of an oil nozzle and a machining tool thereof, and relates to the field of cutting machine tools, wherein the machine tool comprises a machine tool body and an electric claw disk, an oil nozzle body is arranged between three claws of the electric claw disk, a first electric sliding table is arranged at the top of the machine tool body, a moving plate is arranged at the top of the first electric sliding table, a second electric sliding table is arranged at the top of the moving plate, an installation box is arranged at the outer side of the second electric sliding table, a moving rod is arranged at the inner side of the installation box, and a tool body is arranged at one end of the moving rod; the side support mechanism is used for providing support for the elongated cutter body and comprises two mounting rods symmetrically arranged at one end of the moving rod; according to the invention, through the side support mechanism, when the moving rod pushes the cutter body to be inserted into the inner hole of the oil nozzle body, the two mounting rods can keep supporting the end, close to the cutter body, of the moving rod along with the movement of the moving rod, so that the cutting machining stability of the cutter body is improved.

Inventors

  • ZHANG MINGMIN

Assignees

  • 锑玛(苏州)精密工具有限公司

Dates

Publication Date
20260512
Application Date
20260331

Claims (10)

  1. 1. The machine tool for cutting and forming the inner hole of the oil nozzle is characterized by comprising a machine tool body (1) and an electric claw disc (2) arranged on the outer side of the machine tool body (1), wherein an oil nozzle body (3) is arranged between three claws of the electric claw disc (2), a first electric sliding table (4) is arranged at the top of the machine tool body (1), a moving plate (5) is arranged at the top of the first electric sliding table (4), a second electric sliding table (6) is arranged at the top of the moving plate (5), an installation box (7) is arranged on the outer side of the second electric sliding table (6), a moving rod (8) is arranged on the inner side of the installation box (7), and a cutter body (9) is arranged at one end of the moving rod (8); Further comprises: The side support mechanism is used for providing support for the elongated cutter body (9), is arranged on the outer side of the moving rod (8) and comprises two mounting rods (10) symmetrically arranged at one end of the moving rod (8), and the mounting rods (10) can provide support for the cutter body (9) through the moving rod (8); The chip removing mechanism is used for spraying water to the hole wall of the oil nozzle body (3) to remove chips, the chip removing mechanism is arranged on the inner side of the movable rod (8), the chip removing mechanism comprises a spray head (11) arranged on the inner side of the movable rod (8), and the spray head (11) can spray water to the cutter body (9) and the hole wall of the oil nozzle body (3) in time; The angle modulation mechanism is used for adjusting the water spraying angle of the spray head (11), the angle modulation mechanism is installed on the inner side of the movable rod (8), the angle modulation mechanism comprises a pull rod (12) arranged on the inner side of the movable rod (8), and the pull rod (12) can enable the spray head (11) to spray water and remove scraps at the bottom of a hole of the oil nozzle body (3).
  2. 2. The machine tool for cutting and forming an inner hole of an oil nozzle according to claim 1, wherein the side supporting mechanism further comprises two mounting frames (13) symmetrically mounted on the inner sides of the mounting boxes (7), the outer sides of the mounting frames (13) are provided with winding boxes (46), the inner sides of the winding boxes (46) are rotatably provided with winding rods (14), the outer sides of the mounting rods (10) are rotatably provided with sleeve bases (15), the outer sides of the sleeve bases (15) are provided with pull ropes (16), one end of each pull rope (16) far away from the sleeve base (15) is assembled on the outer sides of the winding rods (14), two sides of each winding box (46) are provided with round boxes (17), two ends of each winding rod (14) extend to the inner sides of the two round boxes (17), coil springs (18) are fixedly mounted between the inner sides of the round boxes (17) and the ends of the winding rods (14), the bottoms of the moving rods (8) are fixedly provided with first racks (19), one end of each of the inner side boxes (7) is provided with a pull rope (16), one end of each of the inner side boxes (20) is fixedly mounted with a driving gear (20), one end of each driving rod (20) is fixedly mounted on the outer side of the inner side of the corresponding driving rod (20), and the output end of the driving motor (22) is in butt joint with the transmission rod (20) through a synchronous belt.
  3. 3. The machine tool for cutting and forming an inner hole of an oil nozzle according to claim 2, wherein the chip removing mechanism further comprises a mounting cavity formed in the inner side of the movable rod (8), a first drain pipe (23) is mounted at the top of the movable rod (8), the first drain pipe (23) is of an inclined structure, one end of the first drain pipe (23) is aligned with the opening of the nozzle (11), a spherical sleeve (24) is mounted at one end of the nozzle (11) far away from the first drain pipe (23), a mounting connecting pipe (25) is mounted at the inner side of the spherical sleeve (24), one end of the mounting connecting pipe (25) located at the inner side of the spherical sleeve (24) is of a two-thirds spherical structure, a water storage tank (26) is mounted at the top of the movable plate (5), a hose (27) is mounted at the top of the water storage tank (26), a through hole for mounting the hose (27) is formed in the inner side of the movable rod (8), and one end of the hose (27) is fixedly connected with one end of the mounting connecting pipe (25) far away from the spherical sleeve (24).
  4. 4. The machine tool for cutting and forming an inner hole of an oil nozzle according to claim 3, wherein the angle adjusting mechanism further comprises two positioning rods (28) symmetrically and fixedly arranged on the outer side of the spherical sleeve (24), the outer sides of the positioning rods (28) are fixedly provided with second gears (29), two symmetrically distributed support plates (30) are arranged on the inner sides of the mounting cavity, the two positioning rods (28) are respectively rotatably arranged on the outer sides of the two support plates (30), second racks (31) meshed with the second gears (29) are arranged on the outer sides of the support plates (30), protruding plates are arranged on the outer sides of the second racks (31), strip grooves for limiting sliding of the protruding plates are arranged on the outer sides of the support plates (30), springs (32) are arranged on the inner sides of the strip grooves and penetrate through optical axes of the protruding plates in a sliding mode, one end of each U-shaped rod (12) is rotatably arranged on the inner sides of the corresponding mounting cavity, two U-shaped rods (33) are respectively arranged on the inner sides of the corresponding U-shaped rods (12), two sliding guide tubes (33) are respectively arranged on the two ends of each U-shaped guide tubes (8) respectively, two ends (33) are respectively connected with two sliding tubes (9), the outside of U-shaped pipe (34) is installed second drain pipe (35), just second drain pipe (35) with install take over (25) on a horizontal line, contact plate (36) are installed to the other end of pull rod (12), pin (37) are installed to the inboard of installation box (7).
  5. 5. The machine tool for cutting and forming the inner hole of the oil nozzle according to claim 1, wherein a U-shaped sliding frame (38) is arranged on the inner side of the installation box (7), the U-shaped sliding frame (38) is sleeved on the outer side of the moving rod (8), sliding grooves are formed in two sides of the moving rod (8), a plurality of pulleys (39) are arranged on the inner side of the sliding grooves in a sliding mode, and the pulleys (39) are rotatably arranged on the inner side of the U-shaped sliding frame (38).
  6. 6. A machine tool for cutting and forming an inner hole of an oil nozzle according to claim 2, wherein a positioning frame (40) is mounted on the inner side of the mounting box (7), the transmission rod (20) and the output end of the driving motor (22) are rotatably mounted on the inner side of the positioning frame (40), and the driving motor (22) is mounted on the inner side of the positioning frame (40).
  7. 7. A machine tool for cutting and forming an inner hole of an oil nozzle as set forth in claim 3, wherein a rubber collar (41) is mounted at an end of the spherical sleeve (24) remote from the nozzle (11), and an inner ring of the rubber collar (41) is in contact with an outer side of the mounting adapter (25).
  8. 8. The machine tool for cutting and forming an inner hole of an oil nozzle according to claim 4, wherein an arc-shaped plate (42) is arranged at one end of the spray head (11), the outer side of the arc-shaped plate (42) is in contact with the inner side of the installation cavity, guide plates (43) are arranged on two sides of the arc-shaped plate (42), and the guide plates (43) are arranged on the inner side of the installation cavity.
  9. 9. The machine tool for cutting and forming the inner hole of the oil nozzle according to claim 4, wherein the outer sides of the first drain pipe (23) and the second drain pipe (35) are respectively provided with a mounting ring (44), the inner side of the moving rod (8) is provided with a positioning cavity for limiting sliding of the mounting rings (44), and a tension spring (45) is arranged between the mounting rings (44) and the inner side of the positioning cavity.
  10. 10. A machining tool according to claim 1, wherein the machining tool is used in a machine tool for cutting and forming an inner bore of an oil nozzle.

Description

Machine tool for cutting and forming inner hole of oil nozzle and machining tool thereof Technical Field The invention relates to the field of cutting machine tools, in particular to a machine tool for cutting and forming an inner hole of an oil nozzle and a machining tool thereof. Background The fuel spray nozzle is used as a core component of a fuel supply system of the diesel engine, and has the effects of converting low-pressure fuel into high-speed oil mist, atomizing the fuel into fine liquid drops by means of high pressure, accurately spraying the fine liquid drops into a combustion chamber, ensuring the full combustion of the fuel and directly influencing the dynamic property, economy and emission level of the engine. Therefore, the machining of the oil jet must be completed by means of a precision machine tool to ensure its usability. The cutting process is a key process for forming the inner hole of the oil nozzle, and the size precision, the surface quality and the straightness of the inner hole directly determine the fuel injection precision, the atomization effect and the overall performance of the engine. During machining, an electric chuck is usually used for clamping and driving the oil nozzle to rotate at a high speed, and a cutter extends into the inner hole from a central shaft to cut and shape the inner hole of a rotating workpiece. When the current cutting equipment processes the inner hole of the oil nozzle, the current cutting equipment is limited by the structure with deep inner hole and small aperture, and an elongated cutter is required to be adopted for processing. The deeper the cutter stretches into the hole bottom, the weaker the cantilever support rigidity is, the more easily vibration is generated, spiral lines and vibration lines appear on the inner hole wall, and the inner hole machining quality is seriously affected. Disclosure of Invention The invention aims to provide a machine tool for cutting and forming an inner hole of an oil nozzle and a machining tool thereof, so as to solve the problems in the background art. In order to achieve the above purpose, the present invention provides the following technical solutions: A machine tool for cutting and forming an inner hole of an oil nozzle comprises a machine tool body and an electric claw disc fixedly arranged on the outer side of the machine tool body, wherein an oil nozzle body is arranged between three claws of the electric claw disc, a first electric sliding table is fixedly arranged on the top of the machine tool body, a moving plate is arranged on the top of the first electric sliding table, a second electric sliding table is fixedly arranged on the top of the moving plate, a mounting box is arranged on the outer side of the second electric sliding table, a moving rod is arranged on the inner side of the mounting box, a cutter body is arranged at one end of the moving rod, a side supporting mechanism is arranged on the outer side of the moving rod and comprises two mounting rods which are symmetrically and fixedly arranged on one end of the moving rod close to the cutter body, the mounting rods can provide support for the cutter body through the moving rod, a chip removing mechanism is arranged on the inner side of the moving rod, the side of the nozzle body comprises an angle adjusting mechanism, and a water spray nozzle can be arranged on the inner side of the nozzle body, and the inner side of the nozzle body is provided with a water spray nozzle. Preferably, the side bracing mechanism further comprises two installation racks which are symmetrically and fixedly installed on the inner sides of the installation boxes, the outer sides of the installation racks are fixedly provided with rolling boxes, the inner sides of the rolling boxes are rotatably provided with rolling rods, the outer sides of the installation rods are rotatably provided with sleeve seats, the outer sides of the sleeve seats are fixedly provided with pull ropes, one ends of the pull ropes are far away from the sleeve seats and are assembled on the outer sides of the rolling rods, two circular boxes are fixedly installed on the two sides of the rolling boxes, two ends of the rolling rods respectively extend to the inner sides of the circular boxes, coil springs are fixedly installed between the inner sides of the circular boxes and the end parts of the rolling rods, first racks are fixedly installed on the bottoms of the moving rods, the inner sides of the installation boxes are rotatably provided with transmission rods, the inner sides of the installation boxes are fixedly provided with first gears matched with the first racks, driving motors are installed on the inner sides of the installation boxes, and the output ends of the driving motors are in butt joint with the transmission rods through synchronous belts. Preferably, the chip removing mechanism further comprises a mounting cavity arranged on the inner side of the moving rod, the spray hea