CN223368886U - Full-automatic head changing mechanism of fixed beam gantry machining center - Google Patents

Abstract

The utility model discloses a full-automatic head changing mechanism of a fixed beam gantry machining center, which comprises a machining machine tool, wherein the machining machine tool consists of a base, a gantry and a placement table, the gantry is installed at the middle position of the upper end of the base, a moving mechanism is installed in the upper end of the gantry, the machining mechanism is installed at the upper side position of the moving mechanism, the placement table consists of a rotating table and an installation seat, a transmission mechanism is installed at the bottom end position of the rotating table, the bottom end of the transmission mechanism is installed at the upper side of a second motor, the second motor is installed at the inner position of the installation seat, and a plurality of placement grooves are uniformly installed at the upper side position of the rotating table. When different processing heads are required to be replaced, the rotary table is driven to move through the transmission mechanism by the second motor, the specific processing heads in the placing grooves on the upper side of the rotary table are rotated to the bottom end of the processing mechanism, and the plurality of placing grooves are formed in the upper side of the rotary table, so that the different processing heads can be conveniently and quickly converted.

Description

Full-automatic head changing mechanism of fixed beam gantry machining center

Technical Field

The utility model relates to the technical field of head changing mechanisms, in particular to a full-automatic head changing mechanism of a fixed beam gantry machining center.

Background

The fixed beam gantry machining center is a product of a worktable movable fixed beam gantry series boring and milling machine which is developed independently. On the basis of inheriting the advantages of strong rigidity, symmetrical structure, strong stability and the like of the traditional gantry machine tool foundation framework, the international advanced dynamic rigidity design concept is introduced, PRO/E three-dimensional design is fully adopted, the main structure of the machine tool is subjected to finite element analysis, moving parts are designed by optimizing the rib distribution structure and reasonably distributing quality, and the fixed beam gantry needs to be replaced in the machining process.

The Chinese patent number CN201520348138.0 discloses a full-automatic head changing mechanism of a fixed beam gantry machining center, which comprises a base, an air cylinder, a right-angle head supporting frame and a right-angle head supporting frame, wherein the air cylinder is arranged on the base, the right-angle head supporting frame is used for installing a right-angle head and is arranged on the base through a guide rail sliding block pair, and a transmission rod of the air cylinder is connected with the right-angle head supporting frame through a connecting component so as to push the right-angle head supporting frame to slide on the base when the air cylinder acts.

When the prior art is used, when the processing head is converted, only a single processing head can be converted, and the processing head cannot be selected more in a larger range.

Disclosure of utility model

The utility model aims to provide a full-automatic head changing mechanism of a fixed beam gantry machining center, which aims to solve the problems in the prior art.

The full-automatic head changing mechanism of the fixed beam gantry machining center comprises a machining machine tool, wherein the machining machine tool comprises a base, a gantry and a placing table, the gantry is installed at the middle position of the upper end of the base, a moving mechanism is installed inside the upper end of the gantry, the machining mechanism is installed at the upper side position of the moving mechanism, the placing table comprises a rotary table and an installation seat, a transmission mechanism is installed at the bottom end position of the rotary table, the bottom end of the transmission mechanism is installed at the upper side of a second motor, the second motor is installed at the inner position of the installation seat, and a plurality of placing grooves are evenly installed at the upper side position of the rotary table.

Preferably, the moving mechanism comprises a power mechanism, a screw rod and a screw rod nut, wherein the screw rod is rotatably arranged at the inner position of the upper end of the portal frame, the screw rod nut is rotatably arranged at the upper side position of the screw rod, one end of the screw rod penetrates through the portal frame to be arranged at the front end of the power mechanism, and the power mechanism is arranged at one side position of the portal frame.

Preferably, the power mechanism is composed of a first motor and a transmission, the transmission is arranged at one side position of the portal frame, and the first motor is arranged at one side position of the transmission.

Preferably, the processing mechanism comprises telescopic link, movable plate, clamping piece, third motor and processing head, the processing head is installed in third motor bottom position, the third motor is installed in the clamping piece bottom, the clamping piece is installed in telescopic link bottom position, the telescopic link is installed in movable plate upside position, the movable plate is installed in the movable mechanism upside.

Preferably, the transmission mechanism comprises an internal gear and a driving gear, the driving gear is connected with the internal gear in a meshed mode, the internal gear is arranged at the bottom end position inside the rotary table, and the driving gear is arranged at the upper end position of the second motor.

Preferably, the shaft lever is installed at the middle position below the rotary table, the bottom end of the screw rod is installed inside the angle sensor, and the angle sensor is installed at the bottom end position inside the installation seat.

Compared with the prior art, the utility model has the beneficial effects that:

1. When different processing heads need to be replaced, the second motor drives the rotary table to move through the transmission mechanism, the specific processing heads in the placing grooves on the upper side of the rotary table are rotated to the bottom end of the processing mechanism, and the conversion can be performed, and the placing grooves are formed in the upper side of the rotary table, so that the conversion of the different processing heads is facilitated;

2. when the processing mechanism is used, the telescopic rod is opened through the switch, the telescopic rod can drive the third motor to move downwards, the third motor can drive the processing head to operate, a workpiece is processed through the processing head, and the third motor and the processing head in the section can be automatically replaced through the clamping piece;

3. when the transmission mechanism is used, the first motor drives the driving gear to rotate, and the driving gear drives the inner gear to rotate, so that the rotary table can be driven to rotate;

4. The revolving stage will drive the axostylus axostyle and rotate at rotatory in-process, and the axostylus axostyle can measure the rotation angle of revolving stage through angle sensor at rotatory in-process to be convenient for control the rotation angle of revolving stage.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of a placement table according to the present utility model;

Fig. 4 is a schematic view of the internal structure of the placement table of the present utility model.

In the figure, 1, a processing machine tool; 2, a base, 3, a portal frame, 4, a power mechanism, 5, a processing mechanism, 6, a telescopic rod, 7, a moving plate, 8, a screw nut, 9, a third motor, 10, a processing head, 11, a moving mechanism, 12, a screw, 13, a placing table, 14, a first motor, 15, a speed changer, 16, a mounting seat, 17, a transmission mechanism, 18, an internal gear, 19, a driving gear, 20, a second motor, 21, a placing groove, 22, a rotating table, 23, a shaft lever, 24, an angle sensor, 25 and a clamping piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, in an embodiment of the present utility model, a full-automatic head changing mechanism of a fixed beam gantry machining center includes a machining machine tool 1, wherein the machining machine tool 1 is composed of a base 2, a gantry 3 and a placement table 13, the gantry 3 is installed at a middle position of an upper end of the base 2, a moving mechanism 11 is installed at an inner portion of an upper end of the gantry 3, a machining mechanism 5 is installed at an upper side position of the moving mechanism 11, the placement table 13 is composed of a rotary table 22 and a mounting seat 16, a transmission mechanism 17 is installed at a bottom end position of the rotary table 22, a bottom end of the transmission mechanism 17 is installed at an upper side of a second motor 20, the second motor 20 is installed at an inner position of the mounting seat 16, and a plurality of placement grooves 21 are uniformly installed at an upper side position of the rotary table 22.

The moving mechanism 11 is composed of a power mechanism 4, a screw rod 12 and a screw rod nut 8, the screw rod 12 is rotatably arranged at the inner position of the upper end of the portal frame 3, the screw rod nut 8 is rotatably arranged at the upper side position of the screw rod 12, one end of the screw rod 12 penetrates through the portal frame 3 and is arranged at the front end of the power mechanism 4, the power mechanism 4 is arranged at one side position of the portal frame 3, when the moving mechanism 11 is used, the power mechanism 4 is started through a switch, the power mechanism 4 drives the screw rod 12 to rotate, and the screw rod 12 drives the processing mechanism 5 to move under the action of the screw rod nut 8 in the rotating process.

The power mechanism 4 comprises a first motor 14 and a speed changer 15, the speed changer 15 is arranged at one side position of the portal frame 3, the first motor 14 is arranged at one side position of the speed changer 15, when the power mechanism 4 is used, the first motor 14 is started through a switch, the first motor 14 can drive the speed changer 15 to operate, and the speed changer 15 can regulate the rotation speed of the first motor 14 and then output the rotation speed.

The processing mechanism 5 comprises telescopic link 6, movable plate 7, clamping piece 25, third motor 9 and processing head 10, processing head 10 installs in third motor 9 bottom position, third motor 9 installs in clamping piece 25 bottom, clamping piece 25 installs in telescopic link 6 bottom position, telescopic link 6 installs in movable plate 7 upside position, movable plate 7 installs in the upper side of movable mechanism 11, processing mechanism 5 is when using, open telescopic link 6 through the switch, telescopic link 6 will drive third motor 9 and remove downwards, third motor 9 will drive processing head 10 and operate, process the work piece through processing head 10, can change the processing head 10 in third motor 9 and the district automatically through clamping piece 25.

The transmission mechanism 17 is composed of an inner gear 18 and a driving gear 19, the driving gear 19 is connected with the inner gear 18 in a meshed mode, the inner gear 18 is arranged at the bottom end position inside the rotary table 22, the driving gear 19 is arranged at the upper end position of the second motor 20, when the transmission mechanism 17 is used, the first motor 14 can drive the driving gear 19 to rotate, the driving gear 19 can drive the inner gear 18 to rotate so as to drive the rotary table 22 to rotate, a shaft lever 23 is arranged at the middle position below the rotary table 22, the bottom end of the screw rod 12 is arranged inside the angle sensor 24, the angle sensor 24 is arranged at the bottom end position inside the mounting seat 16, the rotary table 22 can drive the shaft lever 23 to rotate in the rotating process, and the shaft lever 23 can measure the rotating angle of the rotary table 22 through the angle sensor 24 in the rotating process, so that the rotating angle of the rotary table 22 can be controlled conveniently.

The working principle and the use flow of the utility model are that when the processing machine tool 1 is used, the processing mechanism 5 is driven to move by the moving mechanism 11, the workpiece is processed by the processing mechanism 5, when the processing head 10 needs to be replaced, the moving mechanism 11 moves the processing mechanism 5 to the position right above the placing table 13, the placing table 13 moves downwards to automatically detach and automatically clamp and convert, when the placing table 13 is used, a plurality of processing heads 10 required by processing are placed in the placing groove 21, when different processing heads 10 need to be replaced, the rotating table 22 is driven to move by the second motor 20 through the transmission mechanism 17, the specific processing heads 10 in the placing groove 21 on the upper side of the rotating table 22 are rotated to the bottom end of the processing mechanism 5, and the conversion can be performed, and the placing grooves 21 are arranged on the upper side of the rotating table 22, so that the conversion of different processing heads 10 can be conveniently and quickly performed.

Finally, it should be noted that the above-mentioned embodiments are only preferred embodiments of the present utility model, and the present utility model is not limited to the above-mentioned embodiments, but it is possible for those skilled in the art to modify the technical solutions described in the above-mentioned embodiments or to make equivalent substitutions for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A fully automatic head changing mechanism for a fixed beam gantry machining center, comprising a machining center (1); characterized in that: the machining center (1) is composed of a base (2), a gantry (3) and a placement table (13); the gantry (3) is installed at the middle position of the upper end of the base (2); a moving mechanism (11) is installed inside the upper end of the gantry (3); a machining mechanism (5) is installed at the upper side of the moving mechanism (11); the placement table (13) is composed of a rotating table (22) and a mounting seat (16); a transmission mechanism (17) is installed at the bottom end of the rotating table (22); the bottom end of the transmission mechanism (17) is installed on the upper side of a second motor (20); the second motor (20) is installed at the inner position of the mounting seat (16); a plurality of placement slots (21) are evenly installed at the upper side of the rotating table (22). 2. A fully automatic head changing mechanism for a fixed beam gantry machining center according to claim 1, characterized in that: the moving mechanism (11) is composed of a power mechanism (4), a screw rod (12) and a screw nut (8), the screw rod (12) is rotatably mounted at an internal position at the upper end of the gantry (3), the screw nut (8) is rotatably mounted at an upper side position of the screw rod (12), one end of the screw rod (12) passes through the gantry (3) and is mounted at the front end of the power mechanism (4), and the power mechanism (4) is mounted at a side position of the gantry (3). 3. A fully automatic head changing mechanism for a fixed beam gantry machining center according to claim 2, characterized in that: the power mechanism (4) is composed of a first motor (14) and a transmission (15), the transmission (15) is installed on one side of the gantry (3), and the first motor (14) is installed on one side of the transmission (15). 4. A fully automatic head changing mechanism for a fixed beam gantry machining center according to claim 1, characterized in that: the machining mechanism (5) is composed of a telescopic rod (6), a movable plate (7), a clamping member (25), a third motor (9) and a machining head (10), the machining head (10) is installed at the bottom end of the third motor (9), the third motor (9) is installed at the bottom end of the clamping member (25), the clamping member (25) is installed at the bottom end of the telescopic rod (6), the telescopic rod (6) is installed at the upper side of the movable plate (7), and the movable plate (7) is installed on the upper side of the moving mechanism (11). 5. A fully automatic head changing mechanism for a fixed beam gantry machining center according to claim 1, characterized in that: the transmission mechanism (17) is composed of an internal gear (18) and a driving gear (19), the driving gear (19) and the internal gear (18) are meshedly connected, the internal gear (18) is installed at the bottom end of the rotating table (22), and the driving gear (19) is installed at the upper end of the second motor (20). 6. A fully automatic head changing mechanism for a fixed beam gantry machining center according to claim 1, characterized in that a shaft rod (23) is installed in the middle position below the rotating table (22), the bottom end of the shaft rod (23) is installed inside the angle sensor (24), and the angle sensor (24) is installed at the bottom end position inside the mounting base (16).