CN207188860U - The universal milling machine of axle rotational positioning of magnetic-type three - Google Patents

Abstract

The utility model discloses a magnetic three-axis rotary positioning universal milling machine, which comprises a column (1), a base (2) is provided under the column (1), an electromagnet (35) is provided below the base (2), the column (1) A slider (3) is provided on one side, and a biaxial rotary positioning device (4) is provided on the slider (3), and the biaxial rotary positioning device (4) includes a The side tie rod positioning plate (5) on the top, the rear tie rod positioning device (6) is arranged above the side tie rod positioning plate (5), and the end of the rear tie rod positioning device (6) is provided with a milling head (7), and the milling head (7 ) is connected with the slider (3) through a biaxial rotary positioning device (4). The utility model can adjust the processing angle by 360° around the X axis, Y axis and Z axis. The processing operation is simple, and the milling head is installed firmly, easy to disassemble, easy to maintain and replace, and the milling machine can be fixedly installed on the steel workpiece. The installation is stable and the work efficiency is improved.

Description

Magnetic three-axis rotary positioning universal milling machine

technical field

The utility model relates to a milling machine, in particular to a magnetic three-axis rotary positioning universal milling machine.

Background technique

Milling machine is an indispensable general-purpose equipment in the machinery manufacturing industry, and it is also a high-yield machine tool in the machine tool industry after the output of lathes. Existing milling machines are mainly of horizontal or vertical structure, which not only has a single function, but also has a large bed volume, and the processing stroke of the milling head is limited, so parts cannot be milled, bored, drilled, etc. It is difficult for a milling machine to process the slope of the workpiece, so for the processing of irregular parts, it often needs to be clamped multiple times or on a variety of machine tools. It can only be completed on a special machine tool, not only the operation is cumbersome, the processing efficiency is low, and the production cost is also high. The existing milling machine is difficult to disassemble and assemble the milling head. During the production process, it is often shut down for maintenance due to the damage of the milling head; and when processing large steel workpieces, it is impossible to provide large-scale processing fixtures, and the existing milling machine is difficult. Fixing on steel makes it impossible to process large steel workpieces. Therefore, some milling machines have large volume, single function, and limited processing direction. Not only the milling head is difficult to disassemble, the processing and maintenance efficiency is low, but also the milling machine is difficult to fix when processing large steel workpieces.

Utility model content

The purpose of the utility model is to provide a magnetic three-axis rotary positioning universal milling machine. The utility model can adjust the processing angle 360° around the X axis, Y axis and Z axis. The processing operation is simple, and the milling head is installed firmly, easy to disassemble, easy to maintain and replace, and the milling machine can be fixedly installed on the steel workpiece. The installation is stable and the work efficiency is improved.

The technical scheme of the utility model: a magnetic three-axis rotary positioning universal milling machine, including a column, a base is provided under the column, an electromagnet is provided under the base, a slider is provided on one side of the column, and a double-axis is provided on the slider. Rotary positioning device, the biaxial rotary positioning device includes a side rod positioning plate arranged on the slider, a rear rod positioning device is arranged above the side rod positioning plate, and a milling head is provided at one end of the rear rod positioning device, and the milling head passes through The biaxial rotary positioning device is connected with the slider.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the side pull rod positioning plate includes a positioning mounting chassis, a rotating mounting plate is provided above the positioning mounting chassis, a bolt chute is provided in the positioning mounting chassis, and a bolt chute is provided at the bottom of the bolt chute. The bolt installation port is provided with a pair of T-shaped sliding bolts in the bolt chute, four positioning grooves are uniformly arranged on the outer eaves of the bolt chute, and a group of screw installation holes are arranged in the positioning installation chassis.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the rotary mounting plate is provided with sliding bolt installation through holes, and four positioning protruding balls are provided under the rotary mounting plate, and the positioning protruding balls are aligned with the positioning grooves, and The radius of the positioning protruding ball is less than or equal to the radius of the positioning groove.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the rear tie rod positioning device includes a casing, and a fixed tie rod is arranged in the casing, one end of the fixed tie rod is provided with a hexagonal fixed head, and the other end of the fixed tie rod is provided with a screw thread. A fixed chuck is provided, and a positioning through hole is arranged in the center of the fixed chuck.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the milling head includes a rotating motor, a milling cutter installation opening is provided under the rotating motor, a positioning installation dial is provided on one side of the rotating motor, and a positioning installation dial is provided in the center of the positioning installation dial. The positioning screw hole matched with the fixed pull rod, the two ends of the positioning installation dial are provided with fine teeth and positioning balls, and the milling head is connected with the fixed pull rod through the positioning installation dial.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the T-shaped sliding bolt is arranged in the bolt chute of the positioning installation chassis, and passes through the sliding bolt installation through hole to connect with the rear tie rod positioning device.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the column is provided with a slider installation slot, one side of the column is provided with a lifting shaft, one end of the lifting shaft is provided with a wrench socket, and one side of the column is also provided with a controller. The controller is connected with the milling head through wires.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, a rack is provided on one side of the slider, the slider is arranged in the slider installation groove, and the rack is connected to the lifting shaft.

In the aforementioned magnetic three-axis rotary positioning universal milling machine, the base includes an X-axis screw feeding device, and a Y-axis screw feeding device is arranged above the X-axis screw feeding device, and the Y-axis screw feeding device A swivel head is arranged above, and a column is arranged above the swivel head.

Compared with the prior art, by setting a rotating base under the column and an electromagnet under the rotating base, it is convenient to fix the column on the steel workpiece; by setting a biaxial rotary positioning device, the milling head is connected with the slider, It is easy to install and disassemble the milling head, and the milling head can be adjusted 360° around the X-axis and Y-axis; the biaxial rotary positioning device used connects the rear tie rod positioning device with the side tie rod positioning plate by setting a T-shaped sliding bolt; the rear tie rod positioning device By setting the fixed tie rod and using the fixed tie rod to rotate, the thread at one end of the fixed tie rod is turned into the positioning screw hole in the center of the positioning installation dial, and the positioning installation dial is pulled back to the rod positioning device to tighten, and the fixing rod is tightened to increase the positioning. The pressure between the installation dial and the rear tie rod positioning device increases the static friction between the positioning installation dial and the rear tie rod positioning device to realize the fixed installation of the milling head. At the same time, the milling head can be rotated and adjusted 360° around the X axis; through The scale is set on the positioning installation dial, and the angle of the dial can be adjusted according to the angle of the workpiece to be processed, so that the milling head can form a corresponding processing angle, which is convenient for processing operations; by setting fine teeth on the two ends of the positioning installation dial And position the small ball to avoid the angle of the milling head from changing due to force during the milling process, so that the milling head can be installed stably.

By using the T-shaped sliding bolts to move in the bolt chute, the positioning mounting chassis and the rotating mounting plate are relatively rotated, and the positioning mounting chassis is fixed on the slider, and the rear tie rod positioning device is fixed on the rotating mounting plate through sliding bolts Above, use the rotating mounting plate and the positioning mounting chassis to rotate relative to each other, so that the milling head can be rotated and adjusted 360° around the Y axis; by setting the scale on the positioning plate of the side pull rod, the rotation angle of the rotating mounting plate can be adjusted according to the angle of the workpiece to be processed , so that the milling head forms a corresponding processing angle, which is convenient for processing operations; by uniformly setting four positioning grooves on the positioning mounting chassis, and simultaneously setting four positioning protruding balls on the corresponding positions of the rotating mounting plate, during the rotation process through The positioning groove and the positioning protruding ball cooperate to realize the rapid positioning of the rotation angle of the milling head and facilitate the adjustment of the processing angle.

By setting the rack on the slider, and by setting the lifting shaft on the column, using the rotation of the lifting shaft to make the rack generate relative motion, thereby driving the slider to lift and move the milling head up and down; by setting the X-axis wire on the base Rod feeding device and Y-axis screw feeding device are convenient to adjust the processing position and facilitate the processing operation; by setting the controller, the rotation direction and speed of the milling cutter can be adjusted; by setting the rotating head, the column can rotate around Z through the rotating head Axis rotation, so that the milling head can be rotated and adjusted 360° around the Z axis.

According to actual operation timing, it only takes 5 minutes to assemble the biaxial rotary positioning device; 5 minutes to adjust the processing direction; the utility model takes about 13-18 minutes from the completion of the assembly of each component to the commissioning and starting-up process, which greatly reduces the disassembly and assembly of the milling machine The debugging time can effectively improve the processing efficiency;

The utility model can adjust the processing angle of the milling head 360° in the directions of X-axis, Y-axis and Z-axis according to the workpiece to be processed, and the dial used in the utility model can be accurate to 0.5°, and the milling head in the process of production and processing The processing angle is precise;

The utility model installs an electromagnet with a suction force of 9000N~15000N on the base, and conducts random vibration, compound vibration and fixed frequency vibration experiments respectively after electrification. Surface, easy to install and use on steel processing parts or steel machine tools;

And through experiments, the utility model adopts a rotating motor with a power of 900W~1500W, and the processing angle of the milling head reaches the rated speed of 350 rpm~450 rpm when the processing angle is 0°~360°, and the processing angle of the milling head can be kept stable. No change, the installation of the milling head is stable, and the machining accuracy is high;

In summary, the utility model can adjust the processing angle by 360° around the X axis, Y axis and Z axis direction, the processing operation is simple, and the milling head is installed firmly, easy to disassemble, easy to maintain and replace, and the milling machine can be used on steel workpieces Fixed installation on the top, the installation is stable, and the work efficiency is improved.

Description of drawings

Fig. 1 is the right view of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is a structural schematic diagram of the rear tie rod positioning device;

Fig. 4 is the structural representation of fixed chuck;

Fig. 5 is the structural representation of fixed pull rod;

Fig. 6 is a structural schematic diagram of a positioning mounting chassis and a rotating mounting plate;

Fig. 7 is the right side view of slider;

Fig. 8 is a structural schematic diagram of the cooperating installation of the column, the slider and the biaxial rotary positioning device.

The marks in the drawings are: 1-column, 2-base, 3-slider, 4-two-axis rotary positioning device, 5-side pull rod positioning plate, 6-rear pull rod positioning device, 7-milling head, 8-positioning Mounting chassis, 9-bolt chute, 10-bolt mounting opening, 11-T-type sliding bolt, 12-positioning groove, 13-screw mounting hole, 14-rotary mounting plate, 15-sliding bolt mounting through hole, 16- Positioning protruding ball, 17-housing, 18-fixing rod, 19-hexagonal fixed head, 20-thread, 21-fixing chuck, 22-positioning through hole, 23-rotating motor, 24-milling cutter installation port, 25- Positioning installation dial, 26-positioning screw hole, 27-slider installation groove, 28-lifting shaft, 29-wrench socket, 30-controller, 31-X-axis screw feed device, 32-Y-axis screw Feed device, 33-rotary head, 34-rack, 35-electromagnet.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and embodiments, but it is not used as a basis for limiting the utility model.

Example. The magnetic three-axis rotary positioning universal milling machine, as shown in Figures 1 to 8, includes a column 1, a base 2 is provided under the column 1, an electromagnet 35 is provided under the base 2, and a slider 3 is provided on one side of the column 1. The slider 3 is provided with a biaxial rotation positioning device 4, and the biaxial rotation positioning device 4 includes a side tie rod positioning plate 5 arranged on the slider 3, and a rear pull rod positioning device 6 is arranged above the side pull rod positioning plate 5. , One end of the rear rod positioning device 6 is provided with a milling head 7, and the milling head 7 is connected with the slider 3 through the biaxial rotation positioning device 4.

The side tie rod positioning plate 5 includes a positioning mounting chassis 8, a rotating mounting plate 14 is arranged above the positioning mounting chassis 8, a bolt chute 9 is provided in the positioning mounting chassis 8, and a bolt mounting port 10 is provided at the bottom of the bolt chute 9. A pair of T-shaped sliding bolts 11 are arranged in the chute 9, four positioning grooves 12 are uniformly arranged on the outer eaves of the bolt chute 9, and a group of screw mounting holes 13 are arranged in the positioning installation chassis 8; There are sliding bolt installation through holes 15, and four positioning protruding balls 16 are arranged below the rotating mounting plate 14. The positioning protruding balls 16 are aligned with the positioning groove 12, and the radius of the positioning protruding balls 16 is less than or equal to the radius of the positioning groove 12; The rear tie rod positioning device 6 includes a casing 17, a fixed pull rod 18 is arranged in the casing 17, an inner hexagonal fixed head 19 is provided at one end of the fixed pull rod 18, a screw thread 20 is provided at the other end of the fixed pull rod 18, and a fixed chuck is provided at one side of the casing 17. 21. The center of the fixed chuck 21 is provided with a positioning through hole 22; the milling head 7 includes a rotating motor 23, and the bottom of the rotating motor 23 is provided with a milling cutter installation port 24, and one side of the rotating motor 23 is provided with a positioning installation dial 25 for positioning. The center of the installation dial 25 is provided with a positioning screw hole 26 cooperating with the fixed pull rod 18. The two ends of the positioning installation dial 25 are provided with fine teeth and positioning balls. The milling head 7 is connected to the fixed pull rod 18 through the positioning installation dial 25. The T-shaped sliding bolt 11 is set in the bolt chute 9 of the positioning installation chassis 8, and passes through the sliding bolt installation through hole 15 to connect with the rear tie rod positioning device 6; the column 1 is provided with a slider installation groove 27 , one side of the column 1 is provided with a lifting shaft 28, one end of the lifting shaft 28 is provided with a wrench jack 29, and one side of the column 1 is also provided with a controller 30, and the controller 30 is connected with the milling head 7 through a wire; The side is provided with a rack 34, the slider 3 is located in the slider installation groove 27, and the rack 34 is connected with the lifting shaft 28; the base 2 includes an X-axis screw feeding device 31, and an X-axis screw feeding device 31 A Y-axis screw rod feeding device 32 is arranged above, a rotating head 33 is arranged above the Y-axis screw rod feeding device 32 , and a column 1 is arranged above the rotating head 33 .

Working principle: when the utility model is in use, select a milling cutter of corresponding size and a milling head 7 of corresponding power according to the workpiece to be processed, and install the milling cutter into the milling cutter installation port 24 on the milling head 7; 3 Insert the slider into the installation groove 27, insert the wrench rod into the wrench socket 29, and drive the rack 24 on the slider 3 to move by rotating the lifting shaft 28, and adjust the position of the slider 3; install the positioning installation chassis 8 on the slider On the block 3, put the screw into the screw installation port 13, so that the positioning mounting chassis 8 is fixedly connected with the slider 3; the rotating mounting plate 14 is arranged above the positioning mounting chassis 8, so that the T-shaped sliding bolt 11 passes through the rotating mounting plate The sliding bolt installation through hole 15 on the 14 is connected with the rear tie rod positioning device 6 through the T-shaped sliding bolt 11 passing through the rotating mounting plate 14, and the fixed pull rod 18 passes through the positioning through hole 22 and the rear tie rod 18 in the center of the fixed chuck 21 successively. The shell 17 of the pull rod positioning device 6, and the screw thread 20 at one end of the fixed pull rod 18 is transferred into the positioning screw hole 26 at the center of the positioning installation dial 25, and the fixing pull rod 18 is tightened by a hexagonal wrench, so that the positioning installation dial 25 is backward The pull rod positioning device 6 is tightened to increase the pressure between the installation dial and the rear pull rod positioning device 6, thereby increasing the static friction between the installation dial and the rear pull rod positioning device 6, and the milling head 7 is fixedly installed;

Carry the utility model to the processing site, select the installation position of the utility model according to the position of the workpiece to be processed, turn on the power supply of the electromagnet 35, make the electromagnet 35 generate magnetic force, attach the base 2 to the steel, and complete the fixing work , after the base 2 is fixed, turn on the power, turn on the switch, adjust the direction of rotation and the speed of rotation of the milling cutter at the controller 30; turn off the power after the adjustment is completed, and adjust the angle of the milling head 7 according to the shape of the processed workpiece, and pass The X-axis screw feeding device 31, the Y-axis screw feeding device 32 and the lifting shaft 28 adjust the position of the milling head 7 in the X-axis, Y-axis and Z-axis directions respectively; The workpiece is processed.

Claims (9)

1. the universal milling machine of axle rotational positioning of magnetic-type three, it is characterised in that：Including column（1）, column（1）Lower section is provided with base （2）, base lower section is provided with electromagnet（35）, column（1）Side is provided with sliding block（3）, the sliding block（3）Determine provided with dual-axis rotation Position device（4）, the dual-axis rotation positioner（4）Including being located at sliding block（3）On lateral bracing strut positioning disk（5）, lateral bracing strut is fixed Position disk（5）Top is provided with back stay positioner（6）, back stay positioner（6）One end is provided with milling head（7）, the milling head（7） Pass through dual-axis rotation positioner（4）With sliding block（3）Connection.

2. the universal milling machine of axle rotational positioning of magnetic-type three according to claim 1, it is characterised in that：The lateral bracing strut positioning Disk（5）Including location and installation chassis（8）, location and installation chassis（8）Top is provided with rotation mounting disc（14）, location and installation chassis （8）In be provided with bolt chute（9）, bolt chute（9）Bottom is provided with bolt installing port（10）, bolt chute（9）In be provided with a pair of T Type slide bolt（11）, bolt chute（9）Four detents are uniformly provided with the eaves of outside（12）, location and installation chassis（8）In Provided with one group of screw mounting hole（13）.

3. the universal milling machine of axle rotational positioning of magnetic-type three according to claim 2, it is characterised in that：The rotation mounting disc （14）In be provided with slide bolt installation through-hole（15）, rotate mounting disc（14）Lower section is provided with four positioning knucklings（16）, position prominent Ball（16）With detent（12）Aligned in position, and position knuckling（16）Radius is less than or equal to detent（12）Radius.

4. according to the universal milling machine of axle rotational positioning of magnetic-type three according to claim 1, it is characterised in that：The back stay Positioner（6）Including shell（17）, shell（17）In be provided with steady brace（18）, steady brace（18）One end is provided with interior hexagonal Gland（19）, steady brace（18）The other end is provided with screw thread（20）, shell（17）Side is provided with fixed chuck（21）, fixing card Disk（21）Center is provided with positioning through hole（22）.

5. according to the universal milling machine of axle rotational positioning of magnetic-type three according to claim 1, it is characterised in that：The milling head （7）Including electric rotating machine（23）, electric rotating machine（23）Lower section is provided with milling cutter installing port（24）, electric rotating machine（23）Side is provided with fixed Position installation dial（25）, location and installation dial（25）Center is provided with and steady brace（18）The positioning screw hole of cooperation（26）, Location and installation dial（25）Both ends end face is provided with serration and positioning bead, milling head（7）Pass through location and installation dial（25） With steady brace（18）Connection.

6. according to the universal milling machine of axle rotational positioning of magnetic-type three according to claim 2, it is characterised in that：The T-shaped cunning Dynamic bolt（11）It is located at location and installation chassis（8）Bolt chute（9）In, and pass through slide bolt installation through-hole（15）With post-tensioning Bar positioner（6）Connection.

7. according to the universal milling machine of axle rotational positioning of magnetic-type three according to claim 1, it is characterised in that：The column （1）In be provided with sliding block mounting groove（27）, column（1）Side is provided with lift shaft（28）, lift shaft（28）One end is provided with spanner Jack（29）, column（1）Side is additionally provided with controller（30）, controller（30）Pass through wire and milling head（7）Connection.

8. according to the universal milling machine of axle rotational positioning of magnetic-type three according to claim 1, it is characterised in that：The sliding block （3）Side is provided with rack（34）, sliding block（3）It is located at sliding block mounting groove（27）In, rack（34）With lift shaft（28）Connection.

9. according to the universal milling machine of axle rotational positioning of magnetic-type three according to claim 1, it is characterised in that：The base （2）Including X-axis screw mandrel feed arrangement（31）, X-axis screw mandrel feed arrangement（31）Top is provided with Y-axis screw mandrel feed arrangement（32）, Y-axis Screw mandrel feed arrangement（32）Top is provided with swivel head（33）, column（1）It is located at swivel head（33）Top.