CN210359445U

CN210359445U - Four-axis milling machine

Info

Publication number: CN210359445U
Application number: CN201921395295.1U
Authority: CN
Inventors: 胡锦智
Original assignee: Zhangzhou Jihe Metal Products Co Ltd
Current assignee: Zhangzhou Jihe Metal Products Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-04-21
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a four-axis milling machine belongs to metal processing equipment technical field, and its technical scheme main points include the fuselage, be provided with the displacement device that can follow longitudinal movement's milling cutter device, two direction displacements of control level on the fuselage and set up the clamping device on the displacement device, clamping device includes the control cabinet, rotates the carousel of connecting on the control cabinet and is used for controlling carousel pivoted transposition motor, one side that the control cabinet was kept away from to the carousel is provided with a plurality of working discs along its circumference, be provided with the anchor clamps that are used for centre gripping work piece on the working disc, be provided with the working disc pivoted drive arrangement who is used for controlling the upper end on the control cabinet, the utility model discloses have and can realize a plurality of work pieces of disposable, promote four-axis milling machine's production efficiency's effect.

Description

Four-axis milling machine

Technical Field

The utility model belongs to the technical field of the metal processing equipment, more specifically say that it relates to a four-axis milling machine.

Background

The milling machine is a machine tool for processing various surfaces on a workpiece by using a milling cutter, and the horizontal milling machine can be used for processing various planes, inclined planes, grooves and the like by using various cylindrical milling cutters, disc milling cutters, angle milling cutters, forming milling cutters and end milling cutters.

At present, chinese utility model patent that publication number is CN203184723U discloses a milling machine, including milling cutter, end mill head, lathe bed, motor and first drive mechanism, the motor passes through first drive mechanism with end the mill head is connected, this milling machine still includes lateral shifting stake body and longitudinal movement assembly, the lathe bed is fixed with ground through the longitudinal movement assembly, end the mill head and install through the lateral shifting stake body on the lathe bed, the lateral movement stake body pass through second drive mechanism with the longitudinal movement assembly is connected.

The prior art is similar to the milling machine, which can rotate an angle to drill and mill different parts of a workpiece. However, only one workpiece can be processed in each processing, and the production efficiency is not high, so that the improvement is still needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a four-axis milling machine, its advantage lies in can handling a plurality of work pieces in batches, promotes milling machine's production efficiency.

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

the utility model provides a four-axis milling machine, includes the fuselage, be provided with the displacement device that can follow two direction displacements of longitudinal movement's milling cutter device, control level on the fuselage and set up the clamping device on the displacement device, clamping device includes the control cabinet, rotates the carousel of connecting on the control cabinet and be used for controlling carousel pivoted transposition motor, one side that the control cabinet was kept away from to the carousel is provided with a plurality of working discs along its circumference, be provided with the anchor clamps that are used for centre gripping work piece on the working disc, be provided with on the control cabinet and be used for controlling the disk pivoted drive arrangement of upper end.

By adopting the technical scheme, when the four-axis milling machine is used for processing workpieces, a plurality of workpieces are clamped on each working disc through the fixture, then the four-axis milling machine is started, and the milling cutter device is used for processing the uppermost workpiece, wherein the driving device can control the uppermost working disc to rotate, so that each position of the workpiece can be conveniently processed; and after the machining is finished, the transposition motor drives the rotating disc to rotate, the next adjacent working disc is rotated to the uppermost end, and the operations are repeated to finish the machining of the workpiece.

Therefore, a plurality of workpieces can be processed at one time through the rotary table, the transposition motor, the working disc and the driving device, and the production efficiency of the four-axis milling machine is improved.

The utility model discloses further set up to: the driving device comprises a driving motor arranged in the console and a driving cylinder arranged on the upper end of the console, a piston rod of the driving cylinder is fixedly connected with the driving motor, one end, close to the console, of the working disc is provided with a rotating shaft extending into the console, the end of the rotating shaft is provided with a driven gear, and a driving gear meshed with the driven gear is arranged on the rotating shaft of the driving motor.

Through adopting above-mentioned technical scheme, when the work piece need rotate, the piston rod that drives actuating cylinder withdraws, makes driving motor's driving gear and the epaxial driven gear meshing of commentaries on classics, starts driving motor and can make the pivot rotate to drive corresponding working disc and rotate, make the work piece on the working disc follow, realize the rotation of work piece, conveniently process the work piece.

The utility model discloses further set up to: the one end that the pivot is close to the working disc is provided with the mounting hole, one side that the control cabinet was kept away from to the working disc is provided with the countersunk head bolt with mounting hole complex.

Through adopting above-mentioned technical scheme, the setting of mounting hole and countersunk head bolt can be connected work dish and pivot stability, and countersunk head bolt can not occupy the surface space of work dish to can reduce the influence to the work piece centre gripping.

The utility model discloses further set up to: and a bearing is arranged between the working disc and the rotary disc and outside the rotary shaft.

Through adopting above-mentioned technical scheme, the setting of bearing can utilize the ball on the bearing to roll and reduce the friction between working disc and the carousel to prevent that the working disc from revolving the rotation in-process and producing wearing and tearing, can prolong the life of working disc and carousel from this.

The utility model discloses further set up to: anchor clamps are including encircleing a plurality of reference columns that set up in the working disc week side, just be provided with the tight piece of clamp of bottom and working disc butt on the reference column, it is provided with the kidney slot that supplies the reference column to pass to run through on the tight piece of clamp, just one end threaded connection that the carousel was kept away from to the reference column has the lock nut who is used for compressing tightly tight piece.

By adopting the technical scheme, when a workpiece is clamped, the locking nut is firstly unscrewed to enable the clamping block to be in a loose state, the position of the clamping block can be adjusted along the kidney-shaped groove at the moment, after the workpiece is placed, the clamping block is adjusted to a proper position, the locking nut is locked again, the workpiece is locked on the working disc, and the locking process of the workpiece is completed; the kidney-shaped groove can conveniently adjust the size of a space formed between the clamping blocks, so that the kidney-shaped groove can adapt to workpieces with different sizes, and the application range of the whole body is enlarged.

The utility model discloses further set up to: the number of the positioning columns is three.

Through adopting above-mentioned technical scheme, quantity is three reference column, can form triangular stable structure to make the work piece can be stabilized the centre gripping on the working disc, make the course of working of work piece more stable controllable.

The utility model discloses further set up to: and the surface of the clamping block is provided with a wear-resistant layer.

Through adopting above-mentioned technical scheme, the friction between tight piece and the working disc can be reduced in the setting of wearing layer to increase the life who presss from both sides tight piece and working disc.

The utility model discloses further set up to: one end, facing the center of the working disc, of the clamping block is provided with an elastic layer, and one side, far away from the clamping block, of the elastic layer is provided with an arc-shaped groove.

By adopting the technical scheme, the elastic layer can automatically adapt to shapes according to different workpieces, so that the application range of the clamping block can be enlarged; wherein, the setting of arc wall can adapt to circular shape work piece better, makes the clamping process of work piece more stable.

To sum up, the utility model has the advantages of it is following:

1. through the turntable, the transposition motor, the working disc and the driving device, a plurality of workpieces can be processed at one time, and the production efficiency of the four-axis milling machine is improved;

2. through the arrangement of the bearing, the friction between the working disc and the turntable can be reduced by rolling of the balls on the bearing, so that the working disc is prevented from being abraded in the rotating process around the rotating shaft, and the service lives of the working disc and the turntable can be prolonged;

3. by arranging the elastic layer, the shape can be automatically adapted according to different workpieces, so that the application range of the clamping block can be enlarged; wherein, the setting of arc wall can adapt to circular shape work piece better, makes the clamping process of work piece more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic structural view of the clamping device in the present embodiment;

FIG. 3 is a partial schematic view of the salient disk structure of the present embodiment;

FIG. 4 is an exploded view of the highlighting drive apparatus of this embodiment;

fig. 5 is an enlarged schematic view of a portion a of fig. 3.

Description of reference numerals: 1. a body; 2. a milling cutter device; 3. a displacement device; 4. a clamping device; 41. a console; 42. a turntable; 43. a transposition motor; 44. a working plate; 45. a drive device; 46. a bearing; 441. a clamp; 442. a positioning column; 443. a clamping block; 444. a kidney-shaped groove; 445. locking the nut; 446. mounting holes; 447. a countersunk bolt; 448. an elastic layer; 449. an arc-shaped slot; 451. a drive motor; 452. a driving cylinder; 453. a rotating shaft; 454. a driven gear; 455. a drive gear.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A four-axis milling machine, as shown in figure 1, comprises a machine body 1, a milling cutter device 2 which can move along the longitudinal direction, a displacement device 3 which controls the displacement in two horizontal directions and a clamping device 4 which is arranged on the displacement device 3 are arranged on the machine body 1.

As shown in fig. 2 and 3, the clamping device 4 includes a console 41, a turntable 42 rotatably connected to the console 41, and a transposition motor 43 for controlling the rotation of the turntable 42, wherein a plurality of working discs 44 are hinged to one side of the turntable 42 away from the console 41 along the circumferential direction thereof, the number of the working discs 44 in this embodiment is three, a clamp 441 for clamping a workpiece is installed on each working disc 44, and a driving device 45 for controlling the rotation of the uppermost working disc 44 is installed on the console 41.

As shown in fig. 3 and 4, the driving device 45 includes a driving motor 451 installed in the console 41 and a driving cylinder 452 installed and fixed on the upper end of the console 41, a piston rod of the driving cylinder 452 extends into the console 41 and is fixedly connected with the upper end of the driving motor 451, one end of the working plate 44 close to the console 41 is connected with a rotating shaft 453 extending into the console 41, a driven gear 454 is fixed on the end of the rotating shaft 453, and a driving gear 455 engaged with the driven gear 454 is installed on the rotating shaft 453 of the driving motor 451. When the workpiece needs to rotate, the piston rod of the driving cylinder 452 is retracted, the driving gear 455 of the driving motor 451 is meshed with the driven gear 454 of the rotating shaft 453, and the rotating shaft 453 can be rotated by starting the driving motor 451, so that the corresponding working disc 44 is driven to rotate, the workpiece on the working disc 44 is made to follow, the rotation of the workpiece is realized, and the workpiece is convenient to process.

As shown in fig. 5, an installation hole 446 is formed in one end of the rotating shaft 453 close to the operating disk 44, a countersunk bolt 447 which is matched with the installation hole 446 is installed on one side of the operating disk 44 far away from the console 41, the operating disk 44 and the rotating shaft 453 can be stably connected through the installation hole 446 and the countersunk bolt 447, the countersunk bolt 447 does not occupy the surface space of the operating disk 44, and therefore the influence on clamping of workpieces can be reduced.

As shown in fig. 5, a bearing 46 is installed between the operating disk 44 and the turntable 42 at the outer side of the rotating shaft 453, and the bearing 46 can reduce friction between the operating disk 44 and the turntable 42 by rolling balls on the bearing 46, thereby preventing the operating disk 44 from being worn during rotation around the rotating shaft 453, and thus prolonging the service lives of the operating disk 44 and the turntable 42.

As shown in fig. 3 and 5, the clamping device 441 includes a plurality of positioning pillars 442 fixed around the working disc 44, in this embodiment, the number of the positioning pillars 442 is three and is uniformly distributed, a rectangular clamping block 443 is sleeved on the positioning pillars 442, one end of the clamping block 443 extends to the surface of the working disc 44, and the bottom end of the clamping block 443 abuts against the surface of the working disc 44; a waist-shaped groove 444 which has the same width as the positioning column 442 and is used for the positioning column 442 to pass through is formed in the clamping block 443 in a penetrating manner, and a locking nut 445 for pressing the clamping block 443 is connected to one end, far away from the turntable 42, of the positioning column 442 in a threaded manner. When a workpiece is clamped, firstly, the locking nut 445 is unscrewed, so that the clamping block 443 is in a loose state, at the moment, the position of the clamping block 443 can be adjusted along the kidney-shaped hole of the kidney-shaped groove 444, after the workpiece is placed, the clamping block 443 is adjusted to a proper position, the locking nut 445 is locked again, so that the workpiece is locked on the working disc 44, and the locking process of the workpiece is completed; the kidney-shaped groove 444 can conveniently adjust the size of the space formed between the clamping blocks 443, so that the clamping blocks can adapt to workpieces with different sizes, and the application range of the whole clamping block is enlarged.

Further, the surface of the clamping block 443 is covered with a wear-resistant layer (not shown) made of polyurethane material. The polyurethane material has good wear resistance and can reduce friction between the clamping block 443 and the working disk 44, thereby increasing the service life of the clamping block 443 and the working disk 44.

As shown in fig. 5, an elastic layer 448 is fixed at one end of the clamping block 443 facing the center of the working disk 44, an arc-shaped groove 449 is formed in one side of the elastic layer 448 away from the clamping block 443, and the elastic layer 448 can automatically adapt to shapes of different workpieces, so that the application range of the clamping block 443 can be increased; wherein, the setting of arc wall 449 can adapt to circular shape work piece better, makes the clamping process of work piece more stable.

The utility model discloses a working process and beneficial effect as follows: when a four-axis milling machine is used for processing workpieces, firstly, a plurality of workpieces are clamped on each working disc 44 through the clamping blocks 443 on the clamp 441, the tightness degree can be adjusted through the waist-shaped grooves 444 on the clamping blocks 443 so as to be suitable for workpieces with different sizes, then the four-axis milling machine is started, the milling cutter device 2 is used for processing the uppermost workpiece, wherein the driving air cylinder 452 in the driving device 45 can control the driving motor 451 to move up and down, the driving gear 455 on the driving motor 451 is meshed with or separated from the driven gear 454 on the rotating shaft 453, and the rotation and stop of the uppermost working disc 44 are realized, so that each position of the workpiece can be conveniently processed; after the machining is finished, the transposition motor 43 drives the rotary table 42 to rotate, the next adjacent working table 44 is rotated to the uppermost end, and the operations are repeated to finish the machining of the workpiece.

In summary, the workpiece on each work table 44 can be sequentially processed by the turntable 42, the index motor 43, the work table 44, and the driving device 45, and the driving motor 451, the driving cylinder 452, the driving gear 455, and the driven gear 454 can rotate the uppermost work table to process each position of the workpiece, thereby achieving a plurality of workpieces at a time and improving the productivity of the four-axis milling machine.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a four-axis milling machine which characterized in that: including fuselage (1), be provided with displacement device (3) that can follow longitudinal movement's milling cutter device (2), two direction displacements of control level on fuselage (1) and set up clamping device (4) on displacement device (3), clamping device (4) include control cabinet (41), rotate carousel (42) of connecting on control cabinet (41) and be used for controlling carousel (42) pivoted transposition motor (43), one side that control cabinet (41) were kept away from in carousel (42) is provided with a plurality of working discs (44) along its circumference, be provided with anchor clamps (441) that are used for the centre gripping work piece on working disc (44), be provided with on control cabinet (41) and be used for controlling upper end working disc (44) pivoted drive arrangement (45).

2. The four-axis milling machine of claim 1, wherein: the driving device (45) comprises a driving motor (451) arranged in the console (41) and a driving cylinder (452) arranged at the upper end of the console (41), a piston rod of the driving cylinder (452) is fixedly connected with the driving motor (451), one end, close to the console (41), of the working disc (44) is provided with a rotating shaft (453) extending into the console (41), a driven gear (454) is arranged at the end part of the rotating shaft (453), and a driving gear (455) meshed with the driven gear (454) is arranged on the rotating shaft (453) of the driving motor (451).

3. The four-axis milling machine of claim 2, wherein: and one end of the rotating shaft (453) close to the working disc (44) is provided with a mounting hole (446), and one side of the working disc (44) far away from the console (41) is provided with a countersunk head bolt (447) matched with the mounting hole (446).

4. The four-axis milling machine of claim 2, wherein: and a bearing (46) is arranged between the working disc (44) and the rotating disc (42) and outside the rotating shaft (453).

5. The four-axis milling machine of claim 1, wherein: the clamp (441) comprises a plurality of positioning columns (442) arranged on the peripheral side of the working disc (44) in a surrounding mode, clamping blocks (443) with the bottoms abutting against the working disc (44) are arranged on the positioning columns (442), waist-shaped grooves (444) for the positioning columns (442) to penetrate through are arranged on the clamping blocks (443) in a penetrating mode, and locking nuts (445) used for pressing the clamping blocks (443) are connected to one ends, far away from the rotary disc (42), of the positioning columns (442) in a threaded mode.

6. The four-axis milling machine of claim 5, wherein: the number of the positioning columns (442) is three.

7. The four-axis milling machine of claim 5, wherein: the surface of the clamping block (443) is provided with a wear resistant layer.

8. The four-axis milling machine of claim 5, wherein: one end of the clamping block (443) facing the center of the working disc (44) is provided with an elastic layer (448), and one side, away from the clamping block (443), of the elastic layer (448) is provided with an arc-shaped groove (449).