Milling cutter rest of heavy-duty car

Abstract

The utility model belongs to the field of turning and milling composite machine tools, and particularly relates to a heavy-duty turning and milling cutter frame which comprises a cutter frame body, a turning cutter plate reciprocating along an X axis is arranged on one side of the cutter frame body, a power head reciprocating along the X axis and a Y axis is arranged on the other side of the cutter frame body, a first sliding assembly is arranged on the cutter frame body, and a second sliding assembly is arranged on the cutter frame body. A first sliding assembly is arranged in the tool rest body to achieve reciprocating motion of the power head, a first X-axis power driving assembly and a Y-axis power driving assembly which drive the first sliding assembly are arranged in the tool rest body, and a second sliding assembly is arranged on the tool rest body to achieve reciprocating motion of the turning tool board. According to the milling cutter rest for the heavy-duty car, a milling part is placed on one side, so that the range of a machining area is larger; a power driving assembly of the milling part is in a built-in type, the space layout is reasonable, and the size is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the lathe-milling combined machine tool field, and particularly relates to a heavy lathe-milling tool rest. BACKGROUND

[0002] The heavy lathe-milling tool rest is applied to a heavy lathe-milling machine, and turning, milling and drilling of heavy shaft parts are completed on the same machine.Compared with a common single-function machine tool, the lathe-milling machine has the characteristics of multiple functions, high performance-price ratio and high machining efficiency; the heavy lathe-milling tool rest is a key core component of the heavy lathe-milling machine.

[0003] At present, there are also heavy lathe-milling tool rests in the prior art, such as a patent with the publication number CN 219131613U discloses a tool rest unit of a numerical control heavy horizontal lathe-milling combined machine tool, which can also realize turning, milling and drilling; however, it also has some disadvantages as follows.

[0004] The milling part is placed in the middle region of the tool rest body, which may affect the machining region and limit the machining region.

[0005] The servo motor of the milling part is externally arranged, is transmitted into the ram through a connecting structure, and occupies a large space.

[0006] The turning tool plate is driven by a manual gear and rack, the gear and rack structure cannot be self-locked, and the turning tool plate is completely locked by friction. INVENTION CONTENTS

[0007] The utility model provides a heavy lathe-milling tool rest, which can solve the problems in the background art.

[0008] A heavy lathe-milling tool rest comprises a tool rest body, a turning tool plate reciprocating along an X axis is arranged on one side of the tool rest body, a power head reciprocating along an X axis and a Y axis is arranged on the other side of the tool rest body, a first sliding assembly is arranged on the tool rest body to realize reciprocation of the power head, a first X-axis power driving assembly and a Y-axis power driving assembly are respectively arranged in the tool rest body to drive the first sliding assembly, a second sliding assembly is arranged on the tool rest body to realize reciprocation of the turning tool plate, and the second sliding assembly is driven to reciprocate by a second X-axis power driving assembly.

[0009] Preferably, the first sliding assembly comprises a Y-axis sliding seat and an X-axis ram, the power head is arranged on the X-axis ram, the X-axis ram is slidingly connected to the Y-axis sliding seat, the Y-axis sliding seat is slidingly connected to the tool rest body through a sliding rail assembly, the first X-axis power driving assembly drives the X-axis ram to reciprocate along the X axis, and the Y-axis power driving assembly drives the Y-axis sliding seat to reciprocate along the Y axis.

[0010] Preferably, the first X-axis power driving assembly comprises a first X-axis screw module built in the tool holder body and a first driving element for driving the first X-axis screw module to move, and the Y-axis power driving assembly comprises a Y-axis screw module built in the tool holder body 1 and a second driving element for driving the Y-axis screw module to move.

[0011] Preferably, the first driving element and the second driving element are both servo motors.

[0012] Preferably, the second X-axis power driving assembly comprises a second X-axis screw module, the second sliding assembly is a guide rail assembly, and the turning tool plate is slidably connected to the tool holder body through the guide rail assembly and is driven to reciprocate by the second X-axis screw module.

[0013] Preferably, the second X-axis screw module is a trapezoidal self-locking electric screw module.

[0014] Beneficial effects: the heavy turning and milling tool holder has the following beneficial effects:

[0015] The milling part is placed on one side, so that the machining area range is larger.

[0016] The power driving assembly of the milling part is built-in, the space layout is reasonable, and the volume is smaller.

[0017] The turning tool plate is driven by the self-locking electric screw module, so that self-locking can be realized, and a large friction force is not needed to lock the turning tool plate; in addition, the screw module is a force amplification mechanism, and the torque required when the turning tool plate is moved is small, and the control performance is also good. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic view of the utility model Figure One ,

[0019] Figure 2 is a structural schematic view of the utility model Figure Two ,

[0020] Figure 3 is a sectional schematic view of the utility model Figure One ,

[0021] Figure 4 is a sectional schematic view of the utility model Figure Two ,

[0022] MARKS OF THE DRAWINGS:

[0023] Mark in the figure: tool holder body 1 ；Turning tool 2; power head 3; Y-axis slide 41; X-axis slide 42; first X-axis lead screw module 51; first drive element 52; Y-axis lead screw module 61; second drive element 62; second X-axis lead screw module 71; guide rail assembly 81. Detailed Implementation

[0024] The following describes a specific embodiment of the present invention in detail with reference to the accompanying drawings. However, it should be understood that the scope of protection of the present invention is not limited to the specific embodiment.

[0025] Example 1:

[0026] like Figures 1-4 As shown, a heavy-duty milling cutter holder includes a cutter holder body 1 ， The tool holder 1 has a turning tool plate 2 that reciprocates along the X-axis on one side and a power head 3 that reciprocates along the X-axis and Y-axis on the other side. The tool holder 1 has a first sliding assembly to realize the reciprocating motion of the power head 3. The tool holder 1 has a first X-axis power drive assembly and a Y-axis power drive assembly that drive the first sliding assembly. The tool holder 1 has a second sliding assembly to realize the reciprocating motion of the turning tool plate 2. The second sliding assembly is driven to reciprocate by the second X-axis power drive assembly.

[0027] Specifically, the first sliding assembly includes a Y-axis slide block 41 and an X-axis slide block 42. The power head 3 is disposed on the X-axis slide block 42. The X-axis slide block 42 is slidably connected to the Y-axis slide block 41. The Y-axis slide block 41 is slidably connected to the tool holder body 1 through a slide rail assembly. The first X-axis power drive assembly drives the X-axis slide block 42 to reciprocate along the X-axis. The Y-axis power drive assembly drives the Y-axis slide block 41 to reciprocate along the Y-axis. The first X-axis power drive assembly includes a first X-axis lead screw module 51 built into the tool holder body 1 and a first drive element 52 that drives the first X-axis lead screw module 51 to move. The Y-axis power drive assembly includes a Y-axis lead screw module 61 built into the tool holder body 1 and a second drive element 62 that drives the Y-axis lead screw module 61 to move. Both the first drive element 52 and the second drive element 62 are servo motors.

[0028] Specifically, the second X-axis power drive assembly includes a second X-axis lead screw module 71, the second sliding assembly is a guide rail assembly 81, the turning tool plate 2 is slidably connected to the tool holder body 1 through the guide rail assembly 81, and is driven to reciprocate through the second X-axis lead screw module 71, which is a trapezoidal self-locking electric lead screw module.

[0029] The above disclosed are only several specific embodiments of the present application, but the embodiments of the present application are not limited to this, and any changes that can be thought of by any person skilled in the art shall fall into the protection scope of the present application.

Claims

1. A heavy duty milling arbor comprising an arbor body (1) ， characterized in that One side of the tool holder body (1) is provided with a turning tool plate (2) reciprocating along the X axis, the other side of the tool holder body (1) is provided with a power head (3) reciprocating along the X axis and the Y axis, the tool holder body (1) is provided with a first sliding assembly to realize the reciprocating movement of the power head (3), the tool holder body (1) is respectively provided with a first X-axis power driving assembly and a Y-axis power driving assembly to drive the first sliding assembly, the tool holder body (1) is provided with a second sliding assembly to realize the reciprocating movement of the turning tool plate (2), the second sliding assembly is driven to reciprocate by a second X-axis power driving assembly.

2. A heavy duty cutter holder according to claim 1, characterized in that: The first sliding assembly comprises a Y-axis sliding seat (41) and an X-axis sliding ram (42), the power head (3) is arranged on the X-axis sliding ram (42), the X-axis sliding ram (42) is slidably connected to the Y-axis sliding seat (41), the Y-axis sliding seat (41) is slidably connected to the tool holder body (1) through a slide rail assembly, the first X-axis power driving assembly drives the X-axis sliding ram (42) to reciprocate along the X axis, and the Y-axis power driving assembly drives the Y-axis sliding seat (41) to reciprocate along the Y axis.

3. A heavy duty cutter holder according to claim 2, wherein: The first X-axis power driving assembly comprises a first X-axis screw rod module (51) built in the tool holder body (1) and a first driving element (52) for driving the first X-axis screw rod module (51) to act, and the Y-axis power driving assembly comprises a Y-axis screw rod module (61) built in the tool holder body (1) and a second driving element (62) for driving the Y-axis screw rod module (61) to act.

4. A heavy duty cutter holder according to claim 3, wherein: The first driving element (52) and the second driving element (62) are both servo motors.

5. The heavy duty cutter holder of claim 1 wherein: The second X-axis power driving assembly comprises a second X-axis screw rod module (71), the second sliding assembly is a guide rail assembly (81), the turning tool plate (2) is slidably connected to the tool holder body (1) through the guide rail assembly (81) and is driven to reciprocate by the second X-axis screw rod module (71).

6. A heavy duty cutter holder according to claim 5, characterized in that: The second X-axis screw rod module (71) is a trapezoidal self-locking electric screw rod module.

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