CN215239284U

CN215239284U - Numerical control milling machine workbench indexing mechanism

Info

Publication number: CN215239284U
Application number: CN202120895506.9U
Authority: CN
Inventors: 范召; 刘勇; 韩贵梁
Original assignee: Tianjin Kaihualong Industry And Trade Co ltd
Current assignee: Tianjin Kaihualong Industry And Trade Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-21
Anticipated expiration: 2031-04-28

Abstract

The utility model relates to a numerically controlled fraise machine workstation technical field just discloses a numerically controlled fraise machine workstation indexing mechanism, including base and two T shape arc plates, two T shape arc plate fixed mounting is at the base upper surface, two the bar mouth, two have all been seted up to the upper surface of T shape arc plate the inside equal sliding connection of bar mouth has the T-shaped piece, two the equal fixedly connected with arc in upper end of T-shaped piece, two the common fixedly connected with U-shaped frame in upper end of arc, two backup pads of U-shaped frame lower surface fixedly connected with, two the backup pad rotates through first bearing jointly and is connected with the worm, left side the left surface fixed mounting of backup pad has first motor. The utility model discloses when adding the inclined hole on the work piece, need not carry out the clamping to the work piece again to save process time, improved the machining precision.

Description

Numerical control milling machine workbench indexing mechanism

Technical Field

The utility model relates to a numerically controlled fraise machine workstation technical field especially relates to a numerically controlled fraise machine workstation indexing mechanism.

Background

The numerical control machining technology plays a role in lifting weight in the machine manufacturing industry, a numerical control milling machine is a main machining mode in numerical control machining and can continuously complete various working procedures such as drilling, boring, milling, reaming, tapping and the like, and a rotary worktable is a rotatable table top on the numerical control milling machine and a machine tool accessory used for clamping workpieces and realizing rotation and indexing positioning.

The existing numerical control milling machine workbench is only limited to transmission of an X axis and a Y axis, when inclined hole machining is needed to be carried out on a workpiece, an operator is required to detach the workpiece to be machined from the workbench for re-clamping, and when the workpiece is clamped in an inclined mode, the inclination angle of the workpiece is not convenient to control, so that the error of the machined workpiece is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art and carrying out inclined hole to the work piece when adding man-hour, need dismantle the work piece from the workstation and carry out the clamping again, and the inclination's of the control work piece problem not convenient for when the clamping, and a numerical control milling machine workstation indexing mechanism that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a numerical control milling machine workbench indexing mechanism comprises a base and two T-shaped arc plates, wherein the two T-shaped arc plates are fixedly arranged on the upper surface of the base, strip-shaped openings are formed in the upper surfaces of the two T-shaped arc plates, T-shaped blocks are slidably connected inside the two strip-shaped openings, arc plates are fixedly connected to the upper ends of the two T-shaped blocks, a U-shaped frame is fixedly connected to the upper ends of the two arc plates, the lower surface of the U-shaped frame is fixedly connected with two supporting plates, the two supporting plates are both rotatably connected with a worm through a first bearing, the left side surface of the left supporting plate is fixedly provided with a first motor, the left end rod wall of the worm penetrates through the left support plate and is fixedly connected with the output end of the first motor, the base belt upper surface fixed mounting has fan-shaped worm wheel, the worm is connected with fan-shaped worm wheel meshing, the inside slewing mechanism that is equipped with of U-shaped frame.

Preferably, slewing mechanism includes workstation and first pivot, the lower extreme pole wall of first pivot is connected through the rotation of second bearing and the bottom upper surface of U-shaped frame, the upper end pole wall fixed connection of workstation and first pivot, the pole wall of first pivot is fixed and is equipped with drive mechanism.

Preferably, drive mechanism includes second motor and second pivot, second motor fixed mounting is at the bottom right side lower surface of U-shaped frame, the lower extreme pole wall of second pivot passes through the third bearing and is connected with the base upper surface rotation, and runs through the output fixed connection of U-shaped frame bottom and second motor, the pole wall of first pivot and second pivot all fixed cover has connect gear, two gear engagement connects.

Preferably, the side wall of the workbench is fixedly connected with an annular plate, the side wall of the U-shaped frame is provided with an annular chute, and the annular plate is connected with the annular chute in a sliding manner.

Preferably, the upper surface of the worktable is provided with a plurality of T-shaped grooves.

Preferably, a plurality of openings are formed in the side wall of the U-shaped frame.

Compared with the prior art, the utility model provides a numerically controlled fraise machine workstation indexing mechanism possesses following beneficial effect:

1. this numerically controlled fraise machine workstation indexing mechanism through starting first motor, makes the output of first motor drive the worm and rotates, is connected through the meshing of worm and fan-shaped worm wheel to make the worm be the orbit motion round fan-shaped worm wheel, thereby can make the workstation slope, thereby be convenient for process the inclined hole on the work piece.

2. According to the indexing mechanism of the numerical control milling machine workbench, through the design of the second motor and the two gears, when the second motor is started, the two gears are connected through the inner cores, so that the workbench is driven to rotate, and the workbench rotates according to the position of an inclined hole to be machined in a workpiece.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses when adding to the inclined hole on the work piece, need not carry out the clamping to the work piece again to save process time, improved the machining precision.

Drawings

Fig. 1 is a schematic structural view of a numerical control milling machine table indexing mechanism provided by the present invention;

fig. 2 is a side cross-sectional structural view of fig. 1.

In the figure: the device comprises a base 1, a 2T-shaped arc plate, a 3 fan-shaped worm wheel, a 4T-shaped block, a 5 arc plate, a 6U-shaped frame, a 7 supporting plate, an 8 worm, a 9 first motor, a 10 opening, a 11 first rotating shaft, a 12 gear, a 13 workbench, a 14 second motor, a 15 second rotating shaft, a 16 annular plate and a 17T-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a numerical control milling machine workbench indexing mechanism comprises a base 1 and two T-shaped arc plates 2, wherein the two T-shaped arc plates 2 are fixedly arranged on the upper surface of the base 1, the upper surfaces of the two T-shaped arc plates 2 are respectively provided with a strip-shaped opening, the insides of the two strip-shaped openings are respectively connected with a T-shaped block 4 in a sliding manner, the upper ends of the two T-shaped blocks 4 are respectively fixedly connected with an arc plate 5, the upper ends of the two arc plates 5 are respectively and fixedly connected with a U-shaped frame 6, the lower surface of the U-shaped frame 6 is fixedly connected with two support plates 7, the two support plates 7 are respectively and rotatably connected with a worm 8 through a first bearing, the left side surface of the left support plate 7 is fixedly provided with a first motor 9, the left end rod wall of the worm 8 penetrates through the left support plate 7 and is fixedly connected with the output end of the first motor 9, the upper surface of the base 1 is fixedly provided with a sector worm wheel 3, the worm 8 is meshed with the sector worm wheel 3, the worm 8 moves around the track of the sector worm wheel 3 through the meshed connection of the worm 8 and the sector worm wheel 3, and a rotating mechanism is arranged inside the U-shaped frame 6.

The rotating mechanism comprises a workbench 13 and a first rotating shaft 11, the lower end rod wall of the first rotating shaft 11 is rotatably connected with the upper surface of the bottom of the U-shaped frame 6 through a second bearing, the workbench 13 is fixedly connected with the upper end rod wall of the first rotating shaft 11, and the lower end rod wall of the first rotating shaft 11 is rotatably connected with the upper surface of the bottom of the U-shaped frame 6 through the first rotating shaft, so that the workbench 13 can rotate conveniently, and a transmission mechanism is fixedly arranged on the rod wall of the first rotating shaft 11.

Drive mechanism includes second motor 14 and second pivot 15, second motor 14 fixed mounting is at the bottom right side lower surface of U-shaped frame 6, the lower extreme pole wall of second pivot 15 passes through the third bearing and is connected with base 1 upper surface rotation, and run through the output fixed connection of U-shaped frame 6 bottom and second motor 14, the pole wall of first pivot 11 and second pivot 15 all fixed cover has connect gear 12, two gear 12 meshing connections, connect through the meshing of two gear 12, thereby make second motor 14 pivoted drive workstation 13 and rotate simultaneously.

The side wall of workstation 13 fixedly connected with annular plate 16, the annular spout has been seted up to the lateral wall of U-shaped frame 6, annular plate 16 and annular spout sliding connection, and the design of annular plate 16 plays the supporting role to workstation 13.

A plurality of T-shaped grooves 17 are formed in the upper surface of the workbench 13, and the workpieces are conveniently clamped due to the design of the T-shaped grooves 17.

A plurality of openings 10 are formed in the side wall of the U-shaped frame 6, and due to the design of the openings 10, the chips in the T-shaped groove 17 can be cleaned conveniently.

The utility model discloses in, during the use, when the work piece needs processing inclined hole, start first motor 9, make the output of first motor 9 drive worm 8 and rotate, be connected through worm 8 and fan-shaped worm wheel 3's meshing, thereby make worm 8 surround fan-shaped worm wheel 3's orbit and rotate, thereby make workstation 13 incline according to the angle of waiting to process the inclined hole, and then need not treating the processing work piece and carry out the clamping again, thereby save process time, the machining precision is improved, through starting second motor 14, make the output of second motor 14 drive second pivot 15 and rotate, gear 12 on the drive rod wall when second pivot 15 pivoted rotates, connect through the meshing of two gear 12, thereby make workstation 13 rotate according to the position of waiting to process the inclined hole on the work piece.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A numerical control milling machine workbench indexing mechanism comprises a base (1) and two T-shaped arc plates (2), and is characterized in that the two T-shaped arc plates (2) are fixedly arranged on the upper surface of the base (1), strip-shaped openings are formed in the upper surfaces of the two T-shaped arc plates (2), T-shaped blocks (4) are slidably connected inside the two strip-shaped openings, arc plates (5) are fixedly connected to the upper ends of the two T-shaped blocks (4), a U-shaped frame (6) is fixedly connected to the upper ends of the two arc plates (5), two supporting plates (7) are fixedly connected to the lower surface of the U-shaped frame (6), a worm (8) is rotatably connected to the two supporting plates (7) through a first bearing, a first motor (9) is fixedly arranged on the left side surface of the supporting plate (7), and the left end rod wall of the worm (8) penetrates through the left supporting plate (7) and is fixedly connected with the output end of the first motor (9), base (1) area upper surface fixed mounting has fan-shaped worm wheel (3), worm (8) are connected with fan-shaped worm wheel (3) meshing, U-shaped frame (6) inside is equipped with slewing mechanism.

2. An indexing mechanism for a numerical control milling machine workbench according to claim 1, characterized in that the rotating mechanism comprises a workbench (13) and a first rotating shaft (11), wherein the lower rod wall of the first rotating shaft (11) is rotatably connected with the upper surface of the bottom of the U-shaped frame (6) through a second bearing, the workbench (13) is fixedly connected with the upper rod wall of the first rotating shaft (11), and a transmission mechanism is fixedly arranged on the rod wall of the first rotating shaft (11).

3. The numerical control milling machine workbench indexing mechanism according to claim 2, wherein the transmission mechanism comprises a second motor (14) and a second rotating shaft (15), the second motor (14) is fixedly installed on the lower surface of the right side of the bottom of the U-shaped frame (6), the lower end rod wall of the second rotating shaft (15) is rotatably connected with the upper surface of the base (1) through a third bearing and penetrates through the bottom of the U-shaped frame (6) to be fixedly connected with the output end of the second motor (14), the rod walls of the first rotating shaft (11) and the second rotating shaft (15) are fixedly sleeved with gears (12), and the two gears (12) are in meshed connection.

4. An indexing mechanism for a numerical control milling machine workbench according to claim 2, characterized in that an annular plate (16) is fixedly connected to the side wall of the workbench (13), an annular sliding groove is formed in the side wall of the U-shaped frame (6), and the annular plate (16) is in sliding connection with the annular sliding groove.

5. An indexing mechanism for a numerically controlled milling machine table according to claim 2, wherein the upper surface of the table (13) is provided with a plurality of T-shaped slots (17).

6. An indexing mechanism for a numerically controlled milling machine table according to claim 1, wherein the side walls of the U-shaped frame (6) are provided with a plurality of openings (10).