CN206936863U - A kind of horizontal digital-control machining center - Google Patents

Abstract

The utility model discloses a horizontal numerical control machining center, aiming to provide a horizontal numerical control machining center which has high machining precision and high machining efficiency and can simultaneously process multiple surfaces of a workpiece. The utility model comprises a frame, a base installed on the frame, a feed mechanism set on the base, a column set on the base, an automatic tool changing device set on the base and a set The spindle head on the column, the spindle head and the column are slidingly fitted, the spindle head is equipped with a tool, and the feed mechanism includes a saddle and a working tool connected to the upper end of the saddle. The platform, the saddle and the base, and the workbench and the saddle are all in sliding fit, and a rotating disk is installed on the workbench, and a workpiece fixture is arranged on the rotating disk. The utility model is applied to the technical field of horizontal numerical control machining centers, and improves the machining efficiency.

Description

A horizontal CNC machining center

technical field

The utility model relates to a machining center, in particular to a horizontal numerical control machining center.

Background technique

Horizontal machining centers are suitable for mass production of products with complex shapes and high precision requirements, especially for processing heavy workpieces and high workpieces. Compared with vertical machining centers, they have more advantages, and their technical content High, it is one of the iconic products of the development level of the CNC machine tool industry. However, the current domestic horizontal machining centers have the following problems: 1. One clamping can only process one side of the workpiece. When the workpiece needs to process multiple sides, multiple clampings are required, and multiple clampings will lead to machining accuracy. The level is relatively low, the processing time is long, and the work efficiency is low; 2. The horizontal machining center controls the basic movement of the machine tool through the numerical control system and the servo system device. The end face is not conducive to processing multiple faces at the same time.

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a horizontal numerical control machining center with high machining precision and high machining efficiency, which can simultaneously process multiple surfaces of workpieces.

The technical solution adopted by the utility model is: the utility model comprises a frame, a base installed on the frame, a feed mechanism arranged on the base, a column arranged on the base, a The automatic tool changing device on the base and the spindle head arranged on the column, the spindle head and the column are in a sliding fit, the spindle head is equipped with a tool, and the feed mechanism includes a saddle and a workbench connected to the upper end of the saddle, the saddle and the base as well as the workbench and the saddle are all in sliding fit, and a rotating disk is also installed on the workbench, and the A workpiece fixture is arranged on the rotating disk.

Further, an X-axis guide rail and an X-axis screw mechanism are arranged between the base and the saddle, and a Y-axis guide rail and a Y-axis screw mechanism are arranged between the saddle and the workbench. A Z-axis guide rail and a Z-axis screw mechanism are arranged between the spindle head and the column, and the X-axis screw mechanism, the Y-axis screw mechanism, and the Z-axis screw mechanism include two symmetrically arranged wires. rod and the first servo motor connected with the screw rod.

Further, the spindle head includes a base plate, a rotating device arranged on the base plate, and the rotating device includes two symmetrically arranged fixed plates, a spindle box hinged between the two fixed plates, and fixedly arranged on The second servo motor on one side of the fixing plate, the output shaft of the second servo motor is connected to one side of the headstock.

Further, the automatic tool changer is a disc tool magazine.

Further, the spindle head is provided with a coolant spray head, and the coolant spray head is connected to the cooling pump motor provided on the base through a conduit, and the cooling pump motor is connected to the cooling pump motor provided on the base through a conduit. connected to the liquid tank.

Further, the disc-type tool magazine is arranged on the base through a fixing seat, and the upper end of the fixing seat is provided with a winch, and the disc-type tool magazine passes between the winch and the fixing seat. Hinged, the fixed seat is provided with a third servo motor, and the third servo motor is connected with the winch through belt transmission.

Further, the column is provided with an automatic tool setting device, the automatic tool setting device includes a laser scanner and a probe, the laser scanner is arranged on the column, and the probe is installed on the disc in the tool magazine.

Further, the disc-type tool magazine includes a tool magazine and a tool changing mechanical arm, the tool magazine includes a cutter head set and a first rotating motor connected to the cutter head set, and the cutter head set is provided with a plurality of tools, the tool changing mechanical arm is connected with the second rotating motor arranged in the tool magazine.

The beneficial effects of the utility model are: since the utility model includes a frame, a base installed on the base plate, a feed mechanism arranged on the base, a column, an automatic tool changer and a Spindle head, a sliding fit between the spindle head and the column, a tool is installed on the spindle head, the feed mechanism includes a saddle and a worktable connected to the upper end of the saddle, the saddle It is slidingly matched with the base, the workbench and the saddle, and a rotating disk is installed on the workbench, and a workpiece fixture is arranged on the rotating disk, so the workpiece is installed on the On the rotating disk, the feed mechanism can drive the workpiece to move on the X/Y axis. The tool is installed on the spindle head, and the spindle head can slide on the column, thereby driving the tool to move on the X/Y axis. Move up and down on the Z axis to process the side of the workpiece; when one side of the workpiece is processed, the rotating disc rotates at a certain angle to continue processing the other side of the workpiece, thereby reducing the number of workpiece clamping, improving machining accuracy, and shortening Processing time, improve processing efficiency.

At the same time, the spindle head includes a base plate, a rotating device arranged on the base plate, and the rotating device includes two symmetrically arranged fixed plates, a spindle box hinged between the two fixed plates and fixedly arranged on the fixed plate. The second servo motor on one side of the fixed plate, the output shaft of the second servo motor is connected to one side of the headstock. The second servo motor can drive the spindle box to rotate 90°, so that the tool clamped on the spindle box is perpendicular to the upper surface of the workpiece, thereby realizing the process of machining the upper surface of the workpiece and reducing the number of clamping times , Improve machining accuracy.

At the same time, the disc-type tool magazine is arranged on the base through a fixed seat, and the upper end of the fixed seat is provided with a winch, and the disc-type tool magazine is hinged between the winch and the fixed seat. , the fixed base is provided with a third servo motor, and the third servo motor is connected with the winch through a belt drive. When multiple tools are required to process the upper surface of the workpiece, after rotating the disc tool magazine by 90°, it is convenient for automatic tool change, thereby avoiding frequent rotation of the rotating device.

Description of drawings

Fig. 1 is the front view schematic diagram of the utility model;

Fig. 2 is a schematic diagram of the state transformation of the spindle head in the utility model;

Fig. 3 is a schematic diagram of the state transition of the automatic tool changer in the utility model.

detailed description

As shown in Figures 1 to 3, in this embodiment, the utility model includes a frame 1, a base 2 installed on the frame 1, a feed mechanism arranged on the base 2, and a The column 3 on the base 2, the automatic tool changer 4 provided on the base 2, and the spindle head 5 provided on the column 3, the spindle head 5 and the column 3 are in a sliding fit, A cutter 6 is installed on the spindle head 5, and the feed mechanism includes a saddle 7 and a workbench 8 connected to the upper end of the saddle 7, and the saddle 7 is connected to the base 2 and the workbench 8. It is slidingly matched with the saddle 7 , and a rotating disk 9 is installed on the workbench 8 , and a workpiece fixture is arranged on the rotating disk 9 .

This design can drive the workpiece clamped on the rotating disk 9 to move on the X/Y axis through the feed mechanism, and the tool 6 can be installed on the spindle head 5 to move along with the spindle head. Slide on the column, so as to realize the movement of the tool 6 on the Z axis, and then process the side of the workpiece; when one side of the workpiece is processed, the rotating disk 9 can drive the workpiece to rotate at a certain angle, and then continue to process the workpiece Another side, thereby reducing the number of workpiece clamping, improving machining accuracy, shortening machining time, and improving machining efficiency.

In this embodiment, an X-axis guide rail and an X-axis screw mechanism are arranged between the base 2 and the saddle 7, and a Y-axis guide rail and a Y-axis screw mechanism are arranged between the saddle 7 and the worktable 8. An axis screw mechanism, a Z-axis guide rail and a Z-axis screw mechanism are arranged between the spindle head 5 and the column 3, the X-axis screw mechanism, the Y-axis screw mechanism, the Z-axis wire The rod mechanism includes two screw rods arranged symmetrically and a first servo motor connected with the screw rods.

This design can make the movement of the workpiece on the X/Y axis more stable.

In this embodiment, the spindle head 5 includes a base plate 51 and a rotating device 52 arranged on the base plate 51. The rotating device 52 includes two symmetrically arranged fixed plates 521 hinged on the two fixed plates. The spindle box 522 between 521 and the second servo motor 523 fixed on one side of the fixed plate 521 , the output shaft of the second servo motor 523 is connected to one side of the spindle box 522 .

This design can drive 523 the spindle box 522 to rotate 90° through the second servo motor, so that the tool 6 clamped on the spindle box 522 is perpendicular to the upper surface of the workpiece, and then the upper surface of the workpiece can be processed. process, reduce the number of machining clamping, and improve machining accuracy

In this embodiment, the automatic tool changer 4 is a disc type tool magazine.

In this embodiment, the spindle head 5 is provided with a coolant spray head 10, and the coolant spray head 10 is connected to the cooling pump motor provided on the base 2 through a conduit, and the cooling pump motor is connected to the cooling pump motor through a conduit. The coolant water tank arranged on the base 2 is connected.

In this design, the coolant spray head 10 is aimed at the tool 6, so that the coolant can fully cool the processing part, thereby improving the machining accuracy and tool life.

In this embodiment, the disc-type tool magazine is arranged on the base 2 through a fixing seat 11, and a winch 12 is provided at the upper end of the fixing seat 11, and the disc-type tool magazine passes through the winch 12 is hinged to the fixed base 11, and the fixed base 11 is provided with a third servo motor, and the third servo motor is connected to the winch 12 through belt transmission.

When multiple cutting tools are required to process the upper surface of the workpiece, this design facilitates automatic tool change by rotating the disc-type tool magazine, thereby avoiding frequent rotation of the rotating device 52, protecting the spindle box 522, and shortening the processing time.

In this embodiment, the column 3 is provided with an automatic tool setting device, the automatic tool setting device includes a laser scanner and a probe, the laser scanner is arranged on the column 3, and the probe is installed In the disc type tool magazine.

This design can realize the automatic tool setting of the machining center and reduce the labor intensity of workers. Moreover, the automatic tool setting avoids the problem of tool damage or workpiece damage caused by human error.

In this embodiment, the disc tool magazine includes a tool magazine 41 and a tool changer arm 42, the tool magazine 41 includes a cutter head set and a first rotating motor connected to the cutter head set, the A plurality of knives 6 are arranged on the cutter head group, and the said tool changing mechanical arm 42 is connected with the second rotating motor arranged in the said tool magazine 41 .

This design clamps several cutters 6 on the cutter head group, so as to ensure that the cutter requirements for completing the entire machining process are satisfied.

The utility model is applied to the technical field of horizontal numerical control machining centers.

Although the embodiment of the utility model is described with the actual scheme, it does not constitute a limitation to the meaning of the utility model. For those skilled in the art, the modification of its implementation according to this description and the combination with other schemes are all Obvious.

Claims (8)

1. A kind of 1. horizontal digital-control machining center, it is characterised in that：It includes frame（1）, installed in the frame（1）On base （2）, be arranged on the base（2）On feed mechanism, be arranged on the base（2）On column（3）, be arranged on the base （2）On automatic tool changer（4）And it is arranged on the column（3）On main tapping（5）, the main tapping（5）With it is described Column（3）Between to be slidably matched, the main tapping（5）On cutter is installed（6）, the feed mechanism includes saddle（7）And It is connected to the saddle（7）The workbench of upper end（8）, the saddle（7）With the base（2）And the workbench（8）With The saddle（7）Between be to be slidably matched, the workbench（8）On be also equipped with rotating disk（9）, the rotating disk（9）On It is provided with work piece holder.
2. A kind of 2. horizontal digital-control machining center according to claim 1, it is characterised in that：The base（2）With the saddle Seat（7）Between be provided with X-axis guide rail and X-axis screw body, the saddle（7）With the workbench（8）Between be provided with Y-axis and lead Rail and Y-axis screw body, the main tapping（5）With the column（3）Between be provided with Z axis guide rail and Z axis screw body, it is described X-axis screw body, the Y-axis screw body, the Z axis screw body include symmetrically arranged two screw mandrels and with the silk The first servomotor that bar is connected.
3. A kind of 3. horizontal digital-control machining center according to claim 2, it is characterised in that：The main tapping（5）The bottom of including Plate（51）, be arranged on the bottom plate（51）On rotating device（52）, the rotating device（52）It is symmetrically arranged including two pieces Fixed plate（521）, be hinged on two pieces of fixed plates（521）Between main spindle box（522）And it is fixedly installed on the fixation Plate（521）Second servomotor of side（523）, second servomotor（523）Output shaft and the main spindle box（522） Side be connected.
4. A kind of 4. horizontal digital-control machining center according to claim 3, it is characterised in that：The automatic tool changer（4） For disc type tool magazine.
5. A kind of 5. horizontal digital-control machining center according to claim 4, it is characterised in that：The main tapping（5）Upper setting There is coolant shower nozzle（10）, the coolant shower nozzle（10）By conduit and it is arranged on the base（2）On cooling pump motor It is connected, the cooling pump motor is by conduit and is arranged on the base（2）Coolant water tank be connected.
6. A kind of 6. horizontal digital-control machining center according to claim 5, it is characterised in that：The disc type tool magazine passes through solid Reservation（11）It is arranged on the base（2）On, the fixed seat（11）Upper end be provided with twisted seat（12）, the disc type tool magazine Pass through the twisted seat（12）With the fixed seat（11）Between be hinged, the fixed seat（11）On be provided with the 3rd servomotor, 3rd servomotor passes through V belt translation and the twisted seat（12）It is connected.
7. A kind of 7. horizontal digital-control machining center according to claim 6, it is characterised in that：The column（3）On be provided with Automatic tool setting device, the automatic tool setting device include laser scanner and visit knife, and the laser scanner is located at the column （3）On, the spy knife is arranged in the disc type tool magazine.
8. A kind of 8. horizontal digital-control machining center according to claim 6, it is characterised in that：The disc type tool magazine includes knife Has storehouse（41）And tool changing mechanical arm（42）, the tool magazine（41）To be connected including cutter disc groups and with the cutter disc groups One electric rotating machine, multiple cutters are provided with the cutter disc groups（6）, the tool changing mechanical arm（42）With being arranged on the tool magazine （41）The second interior electric rotating machine is connected.