Face milling and chamfering integrated milling head

Abstract

A face milling and chamfering integrated milling head comprises a face milling mechanism, the face milling mechanism comprises a face milling cutter, a first spindle box and a first motor for driving the face milling cutter, the face milling head further comprises a chamfering device, and the chamfering device comprises an upper chamfering mechanism and a lower chamfering mechanism. The upper chamfering mechanism comprises an upper chamfering milling cutter, a second spindle box, a second motor for driving the upper chamfering milling cutter to rotate and a driving mechanism for driving the second spindle box to ascend and descend, the lower chamfering mechanism comprises a lower chamfering milling cutter, a third spindle box and a third motor for driving the lower chamfering milling cutter to rotate, and the upper chamfering milling cutter is located above the lower chamfering milling cutter. According to the principle, a surface milling tool and a chamfering tool are integrated on the integrated machine tool, chamfering can be achieved while a workpiece is subjected to surface milling, the two different technologies are completed at a time, the technological process is shortened, and the machining efficiency is improved; the position of the lower chamfering milling cutter is fixed, and the position of the upper chamfering milling cutter can be vertically adjusted according to the thickness of a workpiece.

Description

Technical Field

[0001] The invention relates to the technical field of machine tools, in particular to a milling and chamfering integrated milling head. Background Art

[0002] The processing technology of the machine tool includes milling and chamfering. At present, milling and chamfering are separated by two machine tools, which not only takes up space but also has high equipment costs. The workpiece needs to be processed in two places to complete milling and chamfering. After the first process, the workpiece needs to be transferred and repositioned before the second process can be carried out, and the processing efficiency is low. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a milling and chamfering integrated milling head, which has the functions of milling and chamfering, has a compact overall structure, reduces equipment costs, shortens the process flow, and improves processing efficiency.

[0004] In order to solve the above technical problems, the technical solution of the present invention is: a milling and chamfering integrated milling head, including a milling mechanism, the milling mechanism includes a face milling cutter, a first spindle box and a first motor driving the face milling cutter, and also includes a chamfering device, the chamfering device includes an upper chamfering mechanism and a lower chamfering mechanism, the upper chamfering mechanism includes an upper chamfering cutter, a second spindle box, a second motor driving the upper chamfering cutter to rotate and a driving mechanism driving the second spindle box to lift, the lower chamfering mechanism includes a lower chamfering cutter, a third spindle box and a third motor driving the lower chamfering cutter to rotate, and the upper chamfering cutter is located above the lower chamfering cutter. Principle of the present invention: the milling and chamfering cutters are integrated into an integrated machine tool, the workpiece can be chamfered while the face is milled, two different processes are completed at one time, the process flow is shortened, and the processing efficiency is improved; the position of the lower chamfering cutter is fixed, and the position of the upper chamfering cutter can be adjusted up and down according to the thickness of the workpiece.

[0005] As an improvement, the milling mechanism also includes a feeding mechanism for driving the first spindle box to move forward and backward.

[0006] As an improvement, the upper chamfering mechanism and the lower chamfering mechanism are arranged on the first spindle box.

[0007] As an improvement, the driving mechanism includes a sliding assembly arranged between the second spindle box and the first spindle box, a nut seat connected to the second spindle box, a screw rod matched with the nut seat, and a fourth motor driving the screw rod.

[0008] As an improvement, the face milling cutter includes a plane rough milling cutter and a plane finishing milling cutter, the plane finishing milling cutter is located behind the plane rough milling cutter, and the plane finishing milling cutter protrudes more than the plane rough milling cutter.

[0009] As an improvement, a plane finishing milling spindle connected to the plane finishing milling cutter and a plane roughing milling spindle connected to the plane roughing milling cutter are provided in the first spindle box. The plane finishing milling spindle and the plane roughing milling spindle are linked by belts or gears and driven by the first motor.

[0010] As an improvement, the upper chamfering milling cutter and the lower chamfering milling cutter are located between the plane roughing milling cutter and the plane finishing milling cutter.

[0011] Compared with the prior art, the present invention has the following beneficial effects: The milling and chamfering cutters are integrated into an all-in-one machine tool. The workpiece can be chamfered while being milled. Two different processes can be completed at one time, shortening the process flow and improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Schematic diagram of a double-sided milling machine.

[0013] Figure 2 This is a top view of the integrated milling head for milling and chamfering.

[0014] Figure 3 It is a side view schematic diagram of the integrated milling head for milling and chamfering.

[0015] Figure 4 It is a schematic diagram of another form of integrated milling head for milling and chamfering.

[0016] Figure 5 This is a top view of the double-sided milling cutter head.

[0017] Figure 6 This is a schematic diagram of the interior of the first spindle box of the double-sided milling cutter. DETAILED DESCRIPTION

[0018] The present invention will be further described below in conjunction with the accompanying drawings.

[0019] like Figure 1 As shown, a double-sided milling machine includes a base 2, a workbench 3 arranged on the base 2 and integrated milling heads 1 for milling and chamfering arranged on both sides of the workbench 3. The integrated milling heads 1 for milling and chamfering on both sides can perform milling and chamfering processing on the workpiece at the same time.

[0020] like Figures 2 to 4 As shown, the milling and chamfering integrated milling head 1 includes a milling mechanism 11 and a chamfering device 12. The milling mechanism 11 includes a face milling cutter 111, a first spindle box 112, a first motor driving the face milling cutter 111, and a feeding mechanism driving the first spindle box 112 to move forward and backward; the first motor drives the face milling cutter 111 to rotate by driving the spindle in the first spindle box 112, and the feeding mechanism adopts a screw nut mechanism. Figure 5 , 6As shown, in this embodiment, the face milling cutter can also be set to two, the face milling cutter includes a plane rough milling cutter 113 and a plane fine milling cutter 114, the plane fine milling cutter 114 is located behind the plane rough milling cutter 113, and the plane fine milling cutter 114 protrudes forward than the plane rough milling cutter 113. The former face milling cutter is responsible for rough milling the plane and removing most of the machining allowance, and the latter face milling cutter is responsible for fine milling the plane. When working, the plane rough milling cutter 113 is processed first, and the plane fine milling cutter 114 is processed later, so that rough milling and fine milling can be completed at one time; the first spindle box 112 is provided with a plane fine milling cutter 114 is connected to the plane finishing milling spindle 117 and the plane rough milling spindle 116 is connected to the plane rough milling cutter 113, the plane finishing milling spindle 117 and the plane rough milling spindle 116 are linked by a belt 119 and driven by a first motor 115; the first motor 115 is directly connected to the plane finishing milling spindle 117 through a pulley coupling assembly 118, the spindle speed is relatively high, and it is suitable for plane finishing milling processing, the first motor 115 is connected to the plane rough milling spindle 116 through a synchronous pulley 110, and the speed reduction transmission is performed to increase the output torque of the plane rough milling spindle 116, which is suitable for heavy cutting of rough milling plane.

[0021] like Figures 2 to 4 As shown, the chamfering device 12 includes an upper chamfering mechanism and a lower chamfering mechanism. When there is only one face milling cutter, the upper chamfering mechanism and the lower chamfering mechanism are located behind the face milling cutter. When there are two face milling cutters, the upper chamfering cutter and the lower chamfering cutter are located between the plane roughing cutter 113 and the plane finishing cutter 114. The upper chamfering mechanism includes an upper chamfering cutter 121, a second spindle box 122, a second motor for driving the upper chamfering cutter 121 to rotate, and a driving mechanism 123 for driving the second spindle box 122 to rise and fall. The driving mechanism 123 includes a sliding assembly provided between the second spindle box 122 and the first spindle box 112, a nut seat connected to the second spindle box 122, a screw matched with the nut seat, and a fourth motor for driving the screw; the lower chamfering mechanism includes a lower chamfering cutter 124, a third spindle box 125 And a third motor driving the lower chamfering cutter 124 to rotate; the upper chamfering mechanism and the lower chamfering mechanism are arranged on the first spindle box 112, the upper chamfering cutter 121, the lower chamfering cutter 124 and the face milling cutter 111 are fed synchronously, and after the position of the workpiece 4 is determined, the surface milling and chamfering can be performed at one time; the upper chamfering cutter 121 is located above the lower chamfering cutter 124, the upper chamfering cutter 121 can be arranged in a horizontal or vertical type, and the upper and lower chamfering cutters 124 can chamfer the upper and lower sides of the workpiece 4 at the same time.

[0022] The principle of the present invention is as follows: the milling cutter and chamfering cutter are integrated into an integrated machine tool, the workpiece 4 can be chamfered while the surface is milled, and two different processes are completed at one time, shortening the process flow and improving the processing efficiency; the position of the lower chamfering cutter 124 is fixed, and the position of the upper chamfering cutter 121 can be adjusted up and down according to the thickness of the workpiece 4.

Claims

1. A milling and chamfering integrated milling head, comprising a milling mechanism, wherein the milling mechanism comprises a face milling cutter, a first spindle box and a first motor driving the face milling cutter, characterized in that: It also includes a chamfering device, which includes an upper chamfering mechanism and a lower chamfering mechanism. The upper chamfering mechanism includes an upper chamfering cutter, a second spindle box, a second motor for driving the upper chamfering cutter to rotate, and a driving mechanism for driving the second spindle box to rise and fall. The lower chamfering mechanism includes a lower chamfering cutter, a third spindle box, and a third motor for driving the lower chamfering cutter to rotate. The upper chamfering cutter is located above the lower chamfering cutter.

2. The integrated milling and chamfering milling head according to claim 1, characterized in that: The milling mechanism also includes a feeding mechanism for driving the first spindle box to move forward and backward.

3. The integrated milling and chamfering milling head according to claim 2, characterized in that: The upper chamfering mechanism and the lower chamfering mechanism are arranged on the first spindle box.

4. The integrated milling and chamfering milling head according to claim 1, characterized in that: The driving mechanism comprises a sliding assembly arranged between the second spindle box and the first spindle box, a nut seat connected to the second spindle box, a screw rod matched with the nut seat, and a fourth motor driving the screw rod.

5. The integrated milling and chamfering milling head according to claim 1, characterized in that: The face milling cutter comprises a plane rough milling cutter and a plane fine milling cutter. The plane fine milling cutter is located behind the plane rough milling cutter, and the plane fine milling cutter protrudes more than the plane rough milling cutter.

6. The integrated milling and chamfering milling head according to claim 5, characterized in that: A plane finishing milling spindle connected to the plane finishing milling cutter and a plane roughing milling spindle connected to the plane roughing milling cutter are arranged in the first spindle box. The plane finishing milling spindle and the plane roughing milling spindle are linked by belts or gears and driven by the first motor.

7. The integrated milling and chamfering milling head according to claim 5, characterized in that: The upper chamfering milling cutter and the lower chamfering milling cutter are located between the plane roughing milling cutter and the plane finishing milling cutter.

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