CN215616710U

CN215616710U - Transmission device of gantry machine tool spindle gearbox

Info

Publication number: CN215616710U
Application number: CN202122012745.8U
Authority: CN
Inventors: 傅奇帆; 李期辉; 朱杰
Original assignee: Zhejiang Fushi Machinery Technology Co ltd
Current assignee: Zhejiang Fushi Machinery Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-25
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a transmission device of a main shaft gearbox of a gantry machine tool, which comprises two upright posts and a cross beam, wherein the two upright posts are positioned at the lower sides of two ends of the cross beam and are fixedly connected with the cross beam, a slide rail is transversely arranged on the upper side of the cross beam, the slide rail is fixedly connected with the upper side of the cross beam, a moving block is matched and arranged on the slide rail, a gear is matched and arranged on one side of the moving block, a rack matched with the gear is transversely and fixedly connected with the upper side of the cross beam, a lead screw is transversely and horizontally arranged on the upper side of the cross beam, one end of the upper side of the cross beam is fixedly connected with a servo motor, the servo motor is coaxially and fixedly connected with the lead screw, the other end of the lead screw is rotatably connected with one upright post, a nut matched with the lead screw is arranged in the moving block, one side of the moving block is fixedly connected with a support, and a wireless lever dial indicator is matched and arranged on the support. The utility model can realize the stable transmission of the main shaft gearbox of the gantry machine tool, can detect the position error in the transmission process in advance and effectively ensures the processing precision of the gantry machine tool.

Description

Transmission device of gantry machine tool spindle gearbox

Technical Field

The utility model relates to the technical field of transmission devices of machine tool spindle gearboxes, in particular to a transmission device of a gantry machine tool spindle gearbox.

Background

The planer type milling machine is a milling machine with a portal frame and a horizontal long lathe bed, can simultaneously process the surface by a plurality of milling cutters, has higher processing precision and production efficiency, is suitable for processing planes and inclined planes of large-sized workpieces in batch and mass production, and can process space curved surfaces and some special parts by a numerical control planer type milling machine.

At present, the transmission device of a gantry machine tool spindle gearbox adopts a transmission mode of a screw and a rotary lead screw, in the machining process, the reason that the machining precision of a machine tool is not high is various, whether the lead screw is stable or not is one of the reasons, and meanwhile, when an error occurs, the existing device lacks an effective detection device, can only be used for slow detection through manpower, cannot timely detect the precision of the machine tool in advance, and is also the reason that the machining precision of the machine tool is not high.

Therefore, a transmission device of a spindle gearbox of a gantry machine tool is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a transmission device of a main shaft gearbox of a gantry machine tool.

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

the utility model provides a transmission of longmen lathe main shaft gearbox, includes two stands and crossbeam, two the stand is located crossbeam both ends downside, and with crossbeam fixed connection, the crossbeam upside transversely is equipped with the slide rail, slide rail and crossbeam upside fixed connection, the matching is equipped with the movable block on the slide rail, movable block one side matches and is equipped with the gear, the horizontal fixedly connected with of crossbeam upside and the rack that the gear matches, the horizontal level of crossbeam upside is equipped with the lead screw, crossbeam upside one end fixedly connected with servo motor, servo motor and the coaxial fixed connection of lead screw, the lead screw other end rotates with a stand to be connected, be equipped with the screw that matches with the lead screw in the movable block, movable block one side fixedly connected with support, the matching is equipped with the wireless lever percentage table on the support.

Preferably, the slide rail cross-section is the T style of calligraphy, the movable block is equipped with the spout that matches with the slide rail, the movable block and slide linkage.

Preferably, one side of the moving block is fixedly connected with a fixed block, the upper side of the fixed block is rotatably connected with a gear, the gear is horizontally arranged, and the gear is meshed with the rack.

Preferably, the support is located the opposite side of gear, the support is kept away from the one end of movable block fixedly connected with mount pad.

Preferably, crossbeam upside fixedly connected with rectangle stick, rectangle stick is horizontal level setting, and matches with crossbeam length, wireless lever percentage table and rectangle stick position match, be equipped with the control mechanism who matches with wireless lever percentage table on the support.

Preferably, control mechanism includes horizontal fixed plate, horizontal fixed plate one end and support fixed connection, the horizontal fixed plate downside is equipped with the mounting panel, wireless lever percentage table and mounting panel fixed connection, mounting panel upside fixedly connected with cylinder, the cylinder runs through the mounting panel and stretches out, the cylinder rotates with horizontal fixed plate to be connected, horizontal fixed plate upside level is equipped with electric telescopic handle, electric telescopic handle one end is rotated with the horizontal fixed plate upside and is connected, cylinder side fixedly connected with rotates the seat, the electric telescopic handle other end rotates with rotating the seat to be connected, horizontal fixed plate upside fixedly connected with rotates the stopper that the seat corresponds.

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

1. according to the utility model, the lead screw and the corresponding servo motor are arranged on the cross beam, the moving block matched with the lead screw is arranged, the slide rail matched with the moving block is arranged on the lower side of the moving block, the support and the corresponding mounting seat are arranged on the moving block, so that the mounting and transmission of the main shaft gearbox of the gantry machine tool are realized, the gear and the rack are arranged on the moving block, the effect of further limiting the moving block is achieved, and the slide rail is matched, so that the moving block can effectively ensure the stable operation when moving, and the precision of the gantry machine tool is ensured.

2. According to the utility model, the wireless lever dial indicator is arranged, the control mechanism matched with the wireless lever dial indicator is arranged on the support, and the rectangular strip block is arranged on the cross beam, so that the position error of the moving block is detected, the effect of advanced detection can be realized, manual detection is avoided, the machining precision of the gantry machine tool is effectively ensured, meanwhile, the corresponding control mechanism can flexibly control the wireless lever dial indicator, and the service life of the gantry machine tool is effectively prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a transmission device of a spindle gearbox of a gantry machine tool, which is provided by the utility model;

FIG. 2 is a schematic rear view of a transmission device of a spindle gearbox of a gantry machine tool according to the present invention;

fig. 3 is a schematic structural diagram of a control mechanism in a transmission device of a spindle gearbox of a gantry machine tool, which is provided by the utility model.

In the figure: the device comprises a vertical column 1, a cross beam 2, a sliding rail 3, a moving block 4, a gear 5, a rack 6, a lead screw 7, a servo motor 8, a support 9, a wireless lever dial indicator 10, a fixed block 11, a mounting seat 12, a rectangular bar block 13, a control mechanism 14, a horizontal fixed plate 15, a mounting plate 16, a cylinder 17, an electric telescopic rod 18, a rotating seat 19 and a limiting block 20.

Detailed Description

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

Referring to fig. 1-3, a transmission device of a spindle gearbox of a gantry machine tool comprises two upright posts 1 and a cross beam 2, wherein the two upright posts 1 and the cross beam 2 are both structures of the existing gantry machine tool and form a frame shape, other structures of the existing gantry machine tool are omitted in the figure and are not described herein, the two upright posts 1 are positioned at the lower sides of two ends of the cross beam 2 and are fixedly connected with the cross beam 2, slide rails 3 are transversely arranged on the upper side of the cross beam 2, the slide rails 3 are fixedly connected with the upper side of the cross beam 2 through bolts, a moving block 4 is arranged on the slide rails 3 in a matching manner, the cross section of each slide rail 3 is in a T shape, each moving block 4 is provided with a chute matched with the corresponding slide rail 3, a limiting effect is achieved between each moving block 4 and the corresponding slide rail 3, a gear 5 is arranged on one side of each moving block 4 in a matching manner, a rack 6 matched with the gear 5 is transversely and fixedly connected to the upper side of the cross beam 2, one side of the moving block 4 is fixedly connected with a fixed block 11, the upper side of the fixed block 11 is rotatably connected with a gear 5, the gear 5 is horizontally arranged, the gear 5 is meshed with a rack 6, and the rack 6 has a limited effect on the gear 5, so that the moving block 4 is further stabilized;

the upper side of the crossbeam 2 is transversely and horizontally provided with a lead screw 7, one end of the upper side of the crossbeam 2 is fixedly connected with a servo motor 8, the servo motor 8 is the same as the existing one and is provided with an existing encoder, a connecting wire and the like, which are not shown in the figure, the servo motor 8 realizes power driving, which is not described herein in detail, the servo motor 8 is coaxially and fixedly connected with the lead screw 7, the other end of the lead screw 7 is rotatably connected with one upright post 1, a nut matched with the lead screw 7 is arranged in the movable block 4, the nut is fixedly connected with the movable block 4, after the servo motor 8 is started, the lead screw 7 is driven to rotate, the movable block 4 is driven to move along the slide rail 3 through the matching of the lead screw 7 and the nut, one side of the movable block 4 is fixedly connected with a support 9, the support 9 is positioned at the opposite side of the gear 5, one end of the support 9 far away from the movable block 4 is fixedly connected with a mounting seat 12, the mounting seat 12 is used for mounting a main shaft gearbox of a gantry machine tool, when the moving block 4 moves, the main shaft gearbox can be driven to move, and the transmission effect is realized;

the wireless lever dial indicator 10 is matched and arranged on the support 9, the wireless lever dial indicator 10 is the same as the existing one, Bluetooth wireless connection is adopted, detection information can be transmitted to a mobile equipment end, size change can be detected, accuracy of measuring geometric errors and mutual positions of workpieces is indicated, repeated description is omitted, a rectangular bar block 13 is fixedly connected to the upper side of the cross beam 2, the rectangular bar block 13 is transversely and horizontally arranged and matched with the length of the cross beam 2, the wireless lever dial indicator 10 is matched with the rectangular bar block 13 in position, when the wireless lever dial indicator 10 is used, the detection end of the wireless lever dial indicator 10 is abutted against the side face of the rectangular bar block 13, the side face of the rectangular bar block 13 has standard levelness, a control mechanism 14 matched with the wireless lever dial indicator 10 is arranged on the support 9, the control mechanism 14 plays a role in control, the control mechanism 14 comprises a horizontal fixing plate 15, one end of the horizontal fixing plate 15 is fixedly connected with the support 9, the horizontal fixing plate 15 plays a supporting role, other components pass through the mounting platform, a mounting plate 16 is arranged on the lower side of the horizontal fixing plate 15, the wireless lever dial indicator 10 is fixedly connected with the mounting plate 16, the mounting plate 16 is used for mounting and fixing the wireless lever dial indicator 10, a cylinder 17 is fixedly connected on the upper side of the mounting plate 16, the cylinder 17 penetrates through the mounting plate 16 and extends out, the cylinder 17 is rotatably connected with the horizontal fixing plate 15, an electric telescopic rod 18 is horizontally arranged on the upper side of the horizontal fixing plate 15, the electric telescopic rod 18 is the same as the existing one, the description is omitted, one end of the electric telescopic rod 18 is rotatably connected with the upper side of the horizontal fixing plate 15, a rotating seat 19 is fixedly connected on the side surface of the cylinder 17, the other end of the electric telescopic rod 18 is rotatably connected with the rotating seat 19, a limiting block 20 corresponding to the rotating seat 19 is fixedly connected on the upper side of the horizontal fixing plate 15, after the electric telescopic rod 18 is started, the telescopic end of the electric telescopic rod 18 extends and drives the cylinder 17 to rotate, after the cylinder 17 rotates to a certain angle, the rotating seat 19 abuts against the limiting block 20, the electric telescopic rod 18 stops, and the detection end of the wireless lever dial indicator 10 abuts against the side face of the rectangular bar 13 exactly.

In the utility model, the device comprises the following steps:

detecting the precision error, firstly starting the electric telescopic rod 18, extending the telescopic end of the electric telescopic rod 18 and driving the cylinder 17 to rotate, so that the rotating seat 19 abuts against the limiting block 20, stopping extending the electric telescopic rod 18 and keeping the existing state, and at the moment, just abutting the detecting end of the wireless lever dial indicator 10 against the side face of the rectangular bar block 13; then servo motor 8 starts, drives lead screw 7 and rotates, through the cooperation of lead screw 7 and screw, drives movable block 4 and removes, and movable block 4 removes along slide rail 3, and then drives support 9 and wireless lever percentage table 10 and remove, and wireless lever percentage table 10 and rectangular bar 13 surface contact carry out error detection to the position of movable block 4.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A transmission device of a main shaft gearbox of a gantry machine tool comprises two upright posts (1) and a cross beam (2), and is characterized in that the two upright posts (1) are positioned at the lower sides of the two ends of the cross beam (2) and are fixedly connected with the cross beam (2), a slide rail (3) is transversely arranged on the upper side of the cross beam (2), the slide rail (3) is fixedly connected with the upper side of the cross beam (2), a moving block (4) is arranged on the slide rail (3) in a matching manner, a gear (5) is arranged on one side of the moving block (4) in a matching manner, a rack (6) matched with the gear (5) is transversely and fixedly connected with the upper side of the cross beam (2), a lead screw (7) is transversely and horizontally arranged on the upper side of the cross beam (2), a servo motor (8) is fixedly connected with one end of the upper side of the cross beam (2), the servo motor (8) is coaxially and fixedly connected with the lead screw (7), and the other end of the lead screw (7) is rotatably connected with one upright post (1), the screw matched with the lead screw (7) is arranged in the moving block (4), a support (9) is fixedly connected to one side of the moving block (4), and a wireless lever dial indicator (10) is arranged on the support (9) in a matched mode.

2. The transmission device of a main shaft gearbox of a gantry machine tool as claimed in claim 1, characterized in that the cross section of the slide rail (3) is T-shaped, the moving block (4) is provided with a sliding groove matched with the slide rail (3), and the moving block (4) is connected with the slide rail (3) in a sliding manner.

3. A transmission device of a main shaft gearbox of a gantry machine tool according to claim 1, characterized in that one side of the moving block (4) is fixedly connected with a fixed block (11), the upper side of the fixed block (11) is rotatably connected with a gear (5), the gear (5) is horizontally arranged, and the gear (5) is meshed with the rack (6).

4. A transmission device of a main shaft gearbox of a gantry machine tool according to claim 1, characterized in that the support (9) is located at the opposite side of the gear (5), and a mounting seat (12) is fixedly connected to one end of the support (9) far away from the moving block (4).

5. The transmission device of the gantry machine tool spindle gearbox according to claim 1, wherein a rectangular bar block (13) is fixedly connected to the upper side of the cross beam (2), the rectangular bar block (13) is horizontally arranged in the transverse direction and matched with the length of the cross beam (2), the wireless lever dial indicator (10) is matched with the rectangular bar block (13) in position, and a control mechanism (14) matched with the wireless lever dial indicator (10) is arranged on the support (9).

6. The transmission device of the gantry machine tool spindle gearbox according to claim 5, wherein the control mechanism (14) comprises a horizontal fixing plate (15), one end of the horizontal fixing plate (15) is fixedly connected with the support (9), a mounting plate (16) is arranged on the lower side of the horizontal fixing plate (15), the wireless dial indicator (10) is fixedly connected with the mounting plate (16), a cylinder (17) is fixedly connected to the upper side of the mounting plate (16), the cylinder (17) penetrates through the mounting plate (16) and extends out, the cylinder (17) is rotatably connected with the horizontal fixing plate (15), an electric telescopic rod (18) is horizontally arranged on the upper side of the horizontal fixing plate (15), one end of the electric telescopic rod (18) is rotatably connected with the upper side of the horizontal fixing plate (15), and a rotating seat (19) is fixedly connected to the side surface of the cylinder (17), the other end of the electric telescopic rod (18) is rotatably connected with the rotating seat (19), and the upper side of the horizontal fixing plate (15) is fixedly connected with a limiting block (20) corresponding to the rotating seat (19).