Numerical control turning and milling combined machining head

Abstract

The utility model discloses a numerical control turning and milling combined machining head, which relates to the technical field of numerical control turning and milling and comprises a head body, an extension cylinder capable of moving out of the head body is slidably arranged in the head body, a linear bearing is arranged in the head body, the extension cylinder is slidably connected with the head body through the linear bearing, and a rotating shaft is rotatably arranged in the extension cylinder. A spindle motor is fixedly arranged at the upper end of the head body, the driving end of the spindle motor is fixedly connected with a transmission rod, the transmission rod is inserted into the insertion groove, the transmission rod and the insertion groove are in sliding connection, and the transmission rod and the insertion groove are connected through a sliding key; according to the turning and milling combined machining head, the lead screw can rotate by starting the servo motor, the extending cylinder can extend out of the head body through rotation of the lead screw, machining of special-shaped workpieces is achieved, and the applicability of the turning and milling combined machining head is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control lathe milling technical field, concretely is a kind of numerical control lathe milling composite machining head. BACKGROUND

[0002] Numerical control lathe milling composite machine tool refers to the machine tool that can be used as lathe and milling machine to complete turning and milling. This kind of machine tool realizes the composite operation of turning and milling two processing modes through the accurate control of workpiece and tool by numerical control system, and numerical control lathe milling composite machining head is one of main components for clamping tool and controlling its rotation;

[0003] As the utility model patent with announcement number CN220533711U discloses a kind of numerical control lathe milling composite machining head, its technical scheme includes: fixed frame, motor and belt, the fixed frame bottom end one side is embedded and is installed with bearing one, the fixed frame bottom end other side is embedded and is installed with bearing two, the bearing one inner ring is fixedly installed with fixed rod one, the bearing two inner ring is fixedly installed with fixed rod two, the fixed rod one and fixed rod two are connected by belt, the fixed frame inside above the fixed rod one is installed with motor, the motor transmission end is equipped with connecting shaft, the fixed frame inside side surface above the fixed rod two is welded with fixed plate, the fixed frame top is welded with connecting rod;

[0004] However, the distance between cutting tool and head body of existing lathe milling composite machining head is limited and cannot be elongated, when processing special-shaped workpiece, for example, deep hole machining, cutting tool cannot be inserted into workpiece, and the use effect is poor. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of prior art, the utility model provides a kind of numerical control lathe milling composite machining head to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of numerical control lathe milling composite machining head, including head body, the head body is slidably provided with the extension cylinder capable of moving out the head body, the head body is provided with linear bearing, the extension cylinder is slidably connected with head body by the linear bearing, the extension cylinder is rotatably provided with the rotating shaft, the lower end of the rotating shaft is fixedly provided with tool holder, the rotating shaft upper end is provided with slot, the head body upper end is fixedly provided with main shaft motor, the drive end of the main shaft motor is fixedly connected with transmission rod, the transmission rod is inserted into the slot and is slidably connected between the transmission rod and the slot, sliding key is used to connect between the transmission rod and the slot, the head body is provided with adjusting assembly for controlling the extension cylinder extension length.

[0007] Preferably, the adjusting assembly comprises a screw rod, the head body is internally provided with a cavity, the upper end of the extension cylinder is arranged in the cavity, the screw rod is rotationally arranged in the cavity, the screw rod is parallel to the extension cylinder, a threaded block is fixedly arranged on one side of the upper end of the extension cylinder, the threaded block is threadedly connected with the screw rod, and a servo motor for driving the screw rod to rotate is mounted on the head body.

[0008] Preferably, a bevel gear is arranged between one end of the screw rod and the driving end of the servo motor.

[0009] Preferably, a positioning groove is arranged in the cavity, and a positioning block is fixedly arranged on the other side of the upper end of the extension cylinder and slides in the positioning groove.

[0010] Preferably, a base is fixedly connected to one side of the head body.

[0011] Beneficial effects

[0012] The utility model provides a numerical control lathe milling compound processing head has the following beneficial effects: when processing special-shaped workpiece needs to stretch out the cutter, starts servo motor can make screw rod rotate, can make extension cylinder from the head body stretch out through the rotation of screw rod, realizes the processing to special-shaped workpiece, improved the applicability of lathe milling compound processing head, controls the extension cylinder's length of stretching through the rotation circle number of servo motor control screw rod, controls servo motor reverse rotation can be received in the head body extension cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the front view internal structure figure of the utility model;

[0014] Figure 2 It is Figure 1 Sectional view of A-A.

[0015] In the drawing: 1, head body, 2, extension cylinder, 3, rotating shaft, 4, cutter holder, 5, cavity, 6, linear bearing, 7, insertion slot, 8, transmission rod, 9, main shaft motor, 10, threaded block, 11, screw rod, 12, servo motor, 13, bevel gear, 14, positioning block, 15, positioning groove, 16, base, 17, sliding key. DETAILED DESCRIPTION

[0016] The technical scheme in the utility model embodiment will be clearly and completely described below with reference to the drawings in the utility model embodiment, wherein, the orientation of "up", "down" and the like mentioned in the paper is with the orientation of the drawings as the reference. Figure 1

[0017] Please refer to Figures 1-2 ​The utility model provides a technical scheme: a numerical control turning and milling composite machining head, including head body 1, the extension cylinder 2 of being able to remove head body 1 is slidably arranged in head body 1, the linear bearing 6 is arranged in head body 1, the extension cylinder 2 is slidably connected with head body 1 through the linear bearing 6, the matching precision between the extension cylinder 2 and head body 1 is improved through the linear bearing 6, the rotary shaft 3 is rotatably arranged in the extension cylinder 2, the lower end of rotary shaft 3 is fixedly arranged with tool holder 4, the upper end of rotary shaft 3 is provided with the slot 7, the upper end of head body 1 is fixedly arranged with main shaft motor 9, the drive end of main shaft motor 9 is fixedly connected with transmission rod 8, transmission rod 8 is inserted into the slot 7 and is slidably connected between the two, the transmission rod 8 and the slot 7 are connected using the slide key 17, when the extension cylinder 2 moves up and down, the transmission of the torque between main shaft motor 9 and rotary shaft 3 can be kept all the time by transmission rod 8 being inserted in the slot 7, head body 1 is provided with the adjusting assembly for controlling the extension cylinder 2 extension length.

[0018] Specifically, the adjusting assembly includes a lead screw 11, a cavity 5 is provided in the head body 1, the upper end of the extension cylinder 2 is disposed in the cavity 5, the lead screw 11 is rotatably disposed in the cavity 5, the lead screw 11 is parallel to the extension cylinder 2, a threaded block 10 is fixedly arranged on one side of the upper end of the extension cylinder 2, the threaded block 10 is threadedly connected with the lead screw 11, a servo motor 12 for driving the lead screw 11 to rotate is installed on the head body 1, when the lead screw 11 rotates, the threaded block 10 can move along the axial direction thereof, thereby driving the extension cylinder 2 to move up and down.

[0019] Specifically, a bevel gear 13 is connected between one end of the lead screw 11 and the drive end of the servo motor 12, the installation position of the servo motor 12 can be changed through the bevel gear 13.

[0020] Specifically, a positioning groove 15 is formed in the cavity 5, a positioning block 14 is fixedly arranged on the other side of the upper end of the extension cylinder 2, the positioning block 14 slides in the positioning groove 15, the extension cylinder 2 can only move up and down by preventing the extension cylinder 2 from rotating through the positioning block 14.

[0021] Specifically, a base 16 is fixedly connected to one side of the exterior of the head body 1, the head body is installed on the machine tool through the base 16.

[0022] Through the personnel in the art, all electrical components in the case and their adapted power supply are connected through wires, and appropriate controllers should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should be completed according to the working order between the electrical components in the following working principle. The detailed connection means is a well-known technology in the art. The following mainly introduces the working principle and process, and the electrical control is not described.

[0023] The utility model discloses a working principle and use flow: when using, through base 16 with head body 1 whole installation on lathe, install cutter on tool holder 4, start spindle motor 9 can drive rotating shaft 3 rotation, and then make cutter rotate, through lathe to drive head body 1 whole removal realizes to workpiece cutting, when processing special-shaped workpiece needs to extend cutter, start servo motor 12 can make screw rod 11 rotation, through the rotation of screw rod 11 can make extension cylinder 2 from head body 1 inside extend, realizes the processing of special-shaped workpiece, through servo motor 12 control the rotation circle number of screw rod 11 to control the extension length of extension cylinder 2, control servo motor 12 reverse rotation can be into extension cylinder 2 in head body 1.

[0024] Although the embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A CNC turning and milling compound machining head, characterized in that, The utility model provides a cutting machine, including head body (1), the extension cylinder (2) that can remove head body (1) is arranged in the head body (1) and slides, be provided with linear bearing (6) in head body (1), the extension cylinder (2) is slidably connected with head body (1) through linear bearing (6), rotary setting is provided with the rotating shaft (3) in the extension cylinder (2), the lower end of rotating shaft (3) is fixedly arranged with the cutter holder (4), and the rotating shaft (3) upper end is set with the slot (7), the main shaft motor (9) is fixedly arranged on the head body (1) upper end, the drive end of main shaft motor (9) is fixedly connected with transmission rod (8), transmission rod (8) is inserted into the slot (7) and is slidably connected between the two, the transmission rod (8) is connected with the slot (7) using slide key (17), and the head body (1) is provided with the adjusting assembly for controlling the extension cylinder (2) length of extension.

2. The hybrid CNC turning and milling head according to claim 1, wherein, The adjusting assembly includes a lead screw (11), the head body (1) is provided with a cavity (5), the upper end of the extension cylinder (2) is placed in the cavity (5), the lead screw (11) is rotatably arranged in the cavity (5), the lead screw (11) is parallel to the extension cylinder (2), the upper end of the extension cylinder (2) is fixedly provided with a threaded block (10) on one side, the threaded block (10) is threadedly connected with the lead screw (11), and the head body (1) is provided with a servo motor (12) for driving the lead screw (11) to rotate.

3. The hybrid CNC turning and milling head according to claim 2, wherein, The end of the lead screw (11) is connected with the drive end of the servo motor (12) using bevel gears (13).

4. The hybrid turning and milling head of claim 2, wherein, The cavity (5) is provided with a positioning groove (15), and the other side of the upper end of the extension cylinder (2) is fixedly provided with a positioning block (14), the positioning block (14) slides in the positioning groove (15).

5. The hybrid CNC turning and milling head according to claim 1, wherein, The base (16) is fixedly connected to one side of the head body (1).

Images