CN213380436U

CN213380436U - Turnover mechanism suitable for five-axis machining center

Info

Publication number: CN213380436U
Application number: CN202022113211.XU
Authority: CN
Inventors: 杨文芳
Original assignee: Hunan Yongzhun Cnc Technology Co ltd
Current assignee: Hunan Yongzhun Cnc Technology Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-08
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a tilting mechanism suitable for five-axis machining center, including the work box, the inside of work box is provided with removes tilting mechanism, it includes first slider, first slide, first movable rod, first cylinder, second slider, second slide, second movable rod, second cylinder, fixed station, fixing bearing, threaded sleeve, movable threaded rod, third cylinder, roll-over table, pivot and location bearing to remove tilting mechanism, the inside lower extreme of work box is provided with first slide rail, the inside of slide rail is provided with first slider, the upper end of first slider is provided with first slide, the rear end of first slide is provided with first movable rod, the rear end of first movable rod is provided with first cylinder, the upper end of first slide is provided with the second slide rail. The utility model discloses this device has realized having reduced the processing beat to the steady upset of processing work piece, has improved machining efficiency, better satisfying the use needs.

Description

Turnover mechanism suitable for five-axis machining center

Technical Field

The utility model relates to a workstation tilting mechanism technical field specifically is a tilting mechanism suitable for five machining centers.

Background

Present turn over horizontal five-axis machining center of board adds man-hour, the workstation that needs to accomplish horizontal clamping through workstation tilting mechanism snatchs and rotates 90 degrees to vertical position after moves into the machining region and processes, after the processing, workstation tilting mechanism snatchs once more and outwards overturns 90 degrees to horizontal position with the workstation, the dismantlement of the work piece that has conveniently processed and the clamping of the work piece that waits to process next, present turn over horizontal five-axis machining center's of board workstation tilting mechanism and use hydraulic cylinder as drive power usually, the angle of opening of support arm is changed through two hydraulic cylinder's extension and compression, and then the realization is to the upset of workstation. However, the hydraulic oil cylinder is used as a driving force, the two support arms are required to move synchronously due to the turning plate milling, the synchronous control precision of the hydraulic oil cylinder is not high, the irregular vibration of the workbench is easily caused, and therefore a scheme capable of relieving the problems is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tilting mechanism suitable for five machining centers to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a turnover mechanism suitable for a five-axis machining center comprises a working box, wherein a movable turnover mechanism is arranged inside the working box and comprises a first sliding block, a first sliding plate, a first movable rod, a first air cylinder, a second sliding block, a second sliding plate, a second movable rod, a second air cylinder, a fixed table, a fixed bearing, a threaded sleeve, a movable threaded rod, a third air cylinder, a turnover table, a rotating shaft and a positioning bearing, a first sliding rail is arranged at the lower end inside the working box, the first sliding block is arranged inside the sliding rail, a first sliding plate is arranged at the upper end of the first sliding block, the first movable rod is arranged at the rear end of the first sliding plate, the first air cylinder is arranged at the rear end of the first movable rod, the second sliding rail is arranged at the upper end of the first sliding plate, the second sliding block is arranged inside the second sliding rail, and a second sliding plate is arranged at the upper end of the second sliding block, the one end of second slide is provided with the second movable rod, the one end of second movable rod is provided with the second cylinder, the upper end of second slide is close to one end and is provided with the fixed station, the one end of fixed station is seted up porosely, the inside in hole is provided with fixing bearing, fixing bearing's inside is provided with the screw sleeve, the inside movable threaded rod that is provided with of screw sleeve's one end, the one end of movable threaded rod is provided with the third cylinder, the inside of screw sleeve's other end fixed station is provided with the roll-over table, the one end of roll-over table is provided with the pivot, the one end of pivot is close to the inside one end of fixed station and is provided with location bearing, the rear end of work box is provided with the backup pad, the upside that the upper end of.

Preferably, the outer surface of the first sliding block is connected with the inner surface of the first sliding rail in a sliding mode, the upper end of the first sliding block is fixedly connected with the lower end of the first sliding plate, the front end of the first movable rod is fixedly connected with the rear end of the first sliding plate, and the first movable rod is movably connected with the first air cylinder in a contracting mode.

Preferably, the first cylinder is fixedly installed at the rear side of the lower end of the interior of the working box, the outer surface of the second sliding block is connected with the inner surface of the second sliding rail in a sliding manner, the upper end of the second sliding block is fixedly connected with the lower end of the second sliding plate, the second movable rod is fixedly connected with one end of the second sliding plate, and one end of the second movable rod is movably connected with one end of the second cylinder in a contracting manner.

Preferably, the second cylinder fixed mounting is at the one end inner wall of work box, the lower extreme of fixed station and the upper end fixed connection of second slide, the fixed bearing's surface is connected with the internal surface fixed connection in the one end hole of fixed station, threaded sleeve's surface is connected with fixed bearing's internal surface rotation, threaded sleeve's one end internal surface and movable threaded rod's surface threaded connection, fixed connection between the threaded sleeve's the other end and the roll-over table, movable contraction is connected between the one end of movable threaded rod and the third cylinder.

Preferably, the third cylinder fixed mounting is close to the other end in the upper end of second slide, the inside one end at the fixed station is installed to the location bearing, the one end of pivot and the inside swing joint of location bearing, the other end of pivot and the one end fixed connection of roll-over table.

Preferably, the front end of the supporting plate is fixedly connected with the rear end of the working box, and the lower end of the machining head is slidably connected with the upper end of the supporting plate through a fourth cylinder.

Compared with the prior art, the beneficial effects of the utility model are as follows:

when a part is processed, the first air cylinder, the second air cylinder and the third air cylinder are simultaneously started, the processing machine head starts to operate, in the process of up-and-down operation of the processing machine head, the first air cylinder is started to cause the first movable rod to do contraction and extension movement, the first movable rod drives a workpiece to be processed to synchronously move in the Y direction, the second air cylinder is started to cause the second movable rod to do contraction and extension movement, the second movable rod drives the workpiece to be processed to synchronously move in the X direction, the third air cylinder is started to cause the movable threaded rod to do contraction and extension movement, the movable threaded rod is in threaded connection with the threaded sleeve, the threaded sleeve is not only in movable connection with the inside of the fixed bearing and is also fixedly connected with the overturning platform, the movable threaded rod moves to drive the threaded sleeve to synchronously and spirally move in the inside of the fixed bearing, and the overturning platform further does overturning movement, the device realizes stable turnover of the processed workpiece, reduces processing takt and improves processing efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the movable turnover mechanism of the present invention;

FIG. 3 is an enlarged schematic view of part A of the present invention;

fig. 4 is a schematic view of a partial structure of the present invention.

In the figure: 1. a work box; 2. a support plate; 3. moving the turnover mechanism; 4. processing a machine head; 301. a first slider; 302. a first slide plate; 303. a first movable bar; 304. a first cylinder; 305. a second slider; 306. a second slide plate; 307. a second movable bar; 308. a second cylinder; 309. a fixed table; 310. fixing the bearing; 311. a threaded sleeve; 312. a movable threaded rod; 313. a third cylinder; 314. a turning table; 315. a rotating shaft; 316. and positioning the bearing.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships that are relative to each other, are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a turnover mechanism suitable for a five-axis machining center comprises a working box 1, a movable turnover mechanism 3 is arranged inside the working box 1, the movable turnover mechanism 3 comprises a first slide block 301, a first slide plate 302, a first movable rod 303, a first air cylinder 304, a second slide block 305, a second slide plate 306, a second movable rod 307, a second air cylinder 308, a fixed table 309, a fixed bearing 310, a threaded sleeve 311, a movable threaded rod 312, a third air cylinder 313, a turnover table 314, a rotating shaft 315 and a positioning bearing 316, a first slide rail is arranged at the lower end inside the working box 1, the first slide block 301 is arranged inside the slide rail, the first slide plate 302 is arranged at the upper end of the first slide block 301, the first movable rod 303 is arranged at the rear end of the first slide plate 302, the first air cylinder 304 is arranged at the rear end of the first movable rod 303, the second slide rail is arranged at the upper end of the first slide plate 302, the second slide rail 305 is arranged inside the second slide, the upper end of the second slider 305 is provided with a second sliding plate 306, one end of the second sliding plate 306 is provided with a second movable rod 307, one end of the second movable rod 307 is provided with a second cylinder 308, the upper end of the second sliding plate 306 is provided with a fixed platform 309 near one end, one end of the fixed platform 309 is provided with a hole, the inside of the hole is provided with a fixed bearing 310, the inside of the fixed bearing 310 is provided with a threaded sleeve 311, one end of the threaded sleeve 311 is internally provided with a movable threaded rod 312, one end of the movable threaded rod 312 is provided with a third cylinder 313, the inside of the fixed platform 309 at the other end of the threaded sleeve 311 is provided with a turnover platform 314, one end of the turnover platform 314 is provided with a rotating shaft 315, one end of the rotating shaft 315 near the inside of the fixed platform 309 is provided with a positioning bearing 316, the rear end of the work box 1 is.

The outer surface of the first sliding block 301 is connected with the inner surface of the first sliding rail in a sliding manner, the upper end of the first sliding block 301 is fixedly connected with the lower end of the first sliding plate 302, the front end of the first movable rod 303 is fixedly connected with the rear end of the first sliding plate 302, and the first movable rod 303 is movably connected with the first air cylinder 304 in a contracting manner.

The first cylinder 304 is fixedly installed at the rear side of the lower end of the interior of the work box 1, the outer surface of the second slide block 305 is slidably connected with the inner surface of the second slide rail, the upper end of the second slide block 305 is fixedly connected with the lower end of the second slide plate 306, the second movable rod 307 is fixedly connected with one end of the second slide plate 306, and one end of the second movable rod 307 is movably connected with one end of the second cylinder 308 in a contracting manner.

The second cylinder 308 is fixedly installed on the inner wall of one end of the working box 1, the lower end of the fixed platform 309 is fixedly connected with the upper end of the second sliding plate 306, the outer surface of the fixed bearing 310 is fixedly connected with the inner surface of a hole at one end of the fixed platform 309, the outer surface of the threaded sleeve 311 is rotatably connected with the inner surface of the fixed bearing 310, the inner surface of one end of the threaded sleeve 311 is in threaded connection with the outer surface of the movable threaded rod 312, the other end of the threaded sleeve 311 is fixedly connected with the overturning platform 314, and one end of the movable threaded rod 312 is movably connected with the third cylinder 313 in a shrinkage.

The third cylinder 313 is fixedly arranged at the upper end of the second sliding plate 306 close to the other end, the positioning bearing 316 is arranged at one end in the fixed table 309, one end of the rotating shaft 315 is movably connected with the inside of the positioning bearing 316, and the other end of the rotating shaft 315 is fixedly connected with one end of the overturning table 314; when a part is machined, the first air cylinder 304, the second air cylinder 308 and the third air cylinder 313 are simultaneously started, the machining head 4 starts to run, in the process that the machining head 4 runs up and down, the first air cylinder 304 is started to cause the first movable rod 303 to do contraction and extension movement, at the moment, the first movable rod 303 drives the workpiece to be machined to synchronously move in the Y direction, the second air cylinder 308 is started to cause the second movable rod 307 to do contraction and extension movement, at the moment, the second movable rod 307 drives the workpiece to be machined to synchronously move in the X direction, the third air cylinder 313 is started to cause the movable threaded rod 312 to do contraction and extension movement, as the movable threaded rod 312 is in threaded connection with the threaded sleeve 311, and the threaded sleeve 311 is not only movably connected with the inside of the fixed bearing 310 but also fixedly connected with the overturning platform 314, at the moment, the movable threaded rod 312 moves to drive the threaded sleeve 311 to synchronously and spirally move in the inside of the fixed bearing, the overturning platform 314 is further overturned, so that the device realizes stable overturning of the machined workpiece, reduces machining beats and improves machining efficiency.

The front end of the supporting plate 2 is fixedly connected with the rear end of the working box 1, and the lower end of the machining machine head 4 is slidably connected with the upper end of the supporting plate 2 through a fourth cylinder; the machining head 4 clamps the cutter to perform machining on the workpiece.

The working principle is as follows: when a part is machined, a first air cylinder (model: SC 125) 304, a second air cylinder (model: SC 80) 308 and a third air cylinder (model: SC 100) 313 are simultaneously started, the machining head 4 starts to operate, during the process of the vertical operation of the machining head 4, the first air cylinder 304 is started to cause the first movable rod 303 to do contraction and extension movement, at the moment, the first movable rod 303 drives the workpiece to be machined to synchronously move in the Y direction, the second air cylinder 308 is started to cause the second movable rod 307 to do contraction and extension movement, at the moment, the second movable rod 307 drives the workpiece to synchronously move in the X direction, the third air cylinder 313 is started to cause the movable threaded rod 312 to do contraction and extension movement, because the movable threaded rod 312 is in threaded connection with the threaded sleeve 311, and the threaded sleeve 311 is not only movably connected with the inside of the fixed bearing 310 but also fixedly connected with the overturning platform 314, at the moment, the movable threaded rod 312 moves to drive the threaded sleeve 311 to synchronously and spirally move in the fixed bearing 310, so that the overturning platform 314 further performs overturning motion, the device realizes stable overturning of the machined workpiece, reduces the machining beat and improves the machining efficiency; the machining head 4 clamps the cutter to perform machining on the workpiece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tilting mechanism suitable for five machining centers, includes work box (1), its characterized in that: the movable turnover mechanism comprises a working box (1), wherein a movable turnover mechanism (3) is arranged in the working box (1), the movable turnover mechanism (3) comprises a first sliding block (301), a first sliding plate (302), a first movable rod (303), a first air cylinder (304), a second sliding block (305), a second sliding plate (306), a second movable rod (307), a second air cylinder (308), a fixed table (309), a fixed bearing (310), a threaded sleeve (311), a movable threaded rod (312), a third air cylinder (313), a turnover table (314), a rotating shaft (315) and a positioning bearing (316), a first sliding rail is arranged at the lower end of the interior of the working box (1), the first sliding block (301) is arranged in the first sliding rail, the first sliding plate (302) is arranged at the upper end of the first sliding block (301), the first movable rod (303) is arranged at the rear end of the first sliding plate (302), and the first air cylinder (304) is arranged at the rear end of the first movable rod (303), the upper end of the first sliding plate (302) is provided with a second sliding rail, a second sliding block (305) is arranged inside the second sliding rail, the upper end of the second sliding block (305) is provided with a second sliding plate (306), one end of the second sliding plate (306) is provided with a second movable rod (307), one end of the second movable rod (307) is provided with a second air cylinder (308), the upper end of the second sliding plate (306) is provided with a fixed table (309) near one end, one end of the fixed table (309) is provided with a hole, a fixed bearing (310) is arranged inside the hole, a threaded sleeve (311) is arranged inside the fixed bearing (310), a movable threaded rod (312) is arranged inside one end of the threaded sleeve (311), one end of the movable threaded rod (312) is provided with a third air cylinder (313), a turning table (314) is arranged inside the other end fixed table (309) of the threaded sleeve (311), one end of the overturning platform (314) is provided with a rotating shaft (315), one end of the rotating shaft (315) is close to one end of the inside of the fixing platform (309) and is provided with a positioning bearing (316), the rear end of the working box (1) is provided with a supporting plate (2), and the upper side of the upper end of the supporting plate (2) moving and overturning mechanism (3) is provided with a processing machine head (4).

2. The turnover mechanism suitable for the five-axis machining center of claim 1, wherein: the outer surface of the first sliding block (301) is connected with the inner surface of the first sliding rail in a sliding mode, the upper end of the first sliding block (301) is fixedly connected with the lower end of the first sliding plate (302), the front end of the first movable rod (303) is fixedly connected with the rear end of the first sliding plate (302), and the first movable rod (303) is movably connected with the first air cylinder (304) in a contracting mode.

3. The turnover mechanism suitable for the five-axis machining center of claim 1, wherein: the first air cylinder (304) is fixedly installed on the rear side of the lower end of the interior of the working box (1), the outer surface of the second sliding block (305) is in sliding connection with the inner surface of the second sliding rail, the upper end of the second sliding block (305) is fixedly connected with the lower end of the second sliding plate (306), the second movable rod (307) is fixedly connected with one end of the second sliding plate (306), and one end of the second movable rod (307) is movably connected with one end of the second air cylinder (308) in a shrinkage mode.

4. The turnover mechanism suitable for the five-axis machining center of claim 1, wherein: the utility model discloses a hydraulic drive mechanism, including workstation (1), second cylinder (308), fixed station (309), fixed bearing (310), fixed bearing (309), the surface of fixed bearing (309) and the internal surface fixed connection in the one end hole of fixed station (309), the surface of threaded sleeve (311) and fixed bearing (310) internal surface rotate to be connected, the one end internal surface of threaded sleeve (311) and the external surface threaded connection of movable threaded rod (312), fixed connection between the other end of threaded sleeve (311) and upset platform (314), movable contraction between the one end of movable threaded rod (312) and third cylinder (313) is connected.

5. The turnover mechanism suitable for the five-axis machining center of claim 1, wherein: the third cylinder (313) is fixedly mounted at the upper end of the second sliding plate (306) and close to the other end, the positioning bearing (316) is mounted at one end of the inner portion of the fixing table (309), one end of the rotating shaft (315) is movably connected with the inner portion of the positioning bearing (316), and the other end of the rotating shaft (315) is fixedly connected with one end of the overturning table (314).

6. The turnover mechanism suitable for the five-axis machining center of claim 1, wherein: the front end of the supporting plate (2) is fixedly connected with the rear end of the working box (1), and the lower end of the machining machine head (4) is connected with the upper end of the supporting plate (2) in a sliding mode through a fourth air cylinder.