CN211028151U - Multi-workpiece array synchronous drilling and milling device of numerical control multi-shaft planer type milling machine - Google Patents

Abstract

The utility model belongs to the machine-building processing equipment in the machinery trade, in particular to synchronous brill of numerical control multiaxis planer-type milling machine multiplex spare array mills device. The central shaft is fixed at the lower end of a feeding shaft of a machine tool, the upper disc is arranged on the periphery of the central shaft, the central gear is arranged on the central shaft between the upper disc and the lower disc, the gear shaft is arranged in a needle roller bearing in a bearing seat at the four corners of the lower disc, a driven gear integrated with the gear shaft is in meshing transmission with the central gear to be connected with other three medium gears which pass through a medium gear shaft and are sleeved at intervals, the device can synchronously drill and mill multiple workpiece arrays, particularly, the multi-shaft synchronous processing of a single super-large workpiece can synchronously process more than four single small workpieces, the processing quality is good, the coaxiality of each hole is ensured, the working efficiency is greatly improved, the time and labor are saved, the electric energy is saved, and the production cost.

Description

Multi-workpiece array synchronous drilling and milling device of numerical control multi-shaft planer type milling machine

Technical Field

The utility model belongs to the machine-building processing equipment in the machinery trade, in particular to synchronous brill of numerical control multiaxis planer-type milling machine multiplex spare array mills device.

Background

At present, a metal cutting machine tool basically realizes numerical control program processing, but equipment for realizing one-time multi-axis processing is not perfect enough for drilling and milling workpieces at a numerical control gantry, drilling and milling multiple holes are difficult to realize for ultra-large workpieces, only a single hole is drilled and milled, the production efficiency is low, labor and labor are wasted, manpower is wasted, and electric energy is wasted.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned technical insufficiency, provide a compact structure, convenient operation, the synchronous brill of numerical control multiaxis planer-type milling machine multiplex spare array mills device, that workable especially big work piece, production efficiency is high.

The utility model provides a technical scheme that technical problem adopted is: the multi-workpiece array synchronous drilling and milling device of the numerical control multi-shaft planomiller comprises a machine tool feed shaft, a clamping disc, a support rod, a central shaft, an upper disc, a lower disc, a central gear, a deep groove ball bearing, a needle bearing and a tapered roller bearing, and is characterized in that the central shaft is fixed at the lower end of the machine tool feed shaft, the upper disc is arranged on the periphery of the central shaft, the lower disc with the same shape and size is arranged below the upper disc, the central shaft is penetrated into central holes of the upper disc and the lower disc, the central gear is arranged on the central shaft between the upper disc and the lower disc, small shaft moving grooves and gear shaft moving grooves are correspondingly and respectively arranged at four corners of the upper disc and the lower disc, gear shafts are arranged in gear shaft moving grooves of the lower disc, transmission gears are integrally arranged at the upper ends of the gear shafts, the gear shafts are arranged in the needle bearing blocks at the four corners of the lower disc, driven gears and the central gears which are integrated with the gear shafts are in, the other three gear shafts are arranged on a connecting shaft adjusting plate below the upper disc and the upper disc, a handle rod is arranged at the outer edge of the connecting shaft adjusting plate, the connecting shaft adjusting plate is arranged below four corners of the upper disc, a connecting plate is arranged at the joint of a small shaft below the connecting shaft adjusting plate and the gear shafts, discs are arranged on a central shaft hole on a workbench below the lower disc and on a central shaft corresponding to the discs, and four pneumatic chucks are symmetrically arranged on the discs at an angle of 90 degrees.

The utility model has the advantages that: the multi-workpiece array synchronous drilling and milling device of the numerical control multi-axis planer type milling machine can synchronously drill and mill a plurality of workpiece arrays, particularly can synchronously process an array of more than four small workpieces and single workpieces in a multi-axis synchronous mode, is good in processing quality, ensures the coaxiality of all holes, greatly improves the working efficiency, saves time and labor, saves electric energy and reduces the production cost.

Drawings

The following description is made in detail by way of example with reference to the accompanying drawings.

FIG. 1 is a front view of a multi-workpiece array synchronous drilling and milling device of a numerical control multi-axis planer type milling machine.

Fig. 2 is a view of the structure of fig. 1 from direction a-a.

Fig. 3 is a view of the structure of fig. 1 from the direction B-B.

Fig. 4 is a top view of the disk structure of fig. 1.

Fig. 5 is a front view of fig. 4.

Fig. 6 is an enlarged sectional view taken at I of fig. 1.

In the figure, 1-machine tool feed axis; 2-clamping the disc; 3-a strut; 4-central axis; 5-upper plate; 5-1-upper disc support rod hole; 6-connecting a shaft adjusting plate; 7-a sun gear; 8-lower disc; 8-1-gear shaft moving groove; 8-2-central axial hole; 8-3-supporting rod holes of the lower disc; 9-spacer bush; 10-a medium gear shaft; 11-intermediate gear; 12-tapered roller bearings; 13-gear shaft; 14-connecting plates; 15-small axis; 16-a handle bar; 17-a support bar; 18-a bearing seat; 19-needle bearings; 20-a first tooth shaft moving groove; 21-a second intermediate gear shaft moving groove; 22-a third tooth shaft moving groove; 23-small axis moving groove; 24-a disc; 24-1-central axial hole; 25-a pneumatic chuck; 26-a workbench; 27-deep groove ball bearing; 28-spacer bush; 29-nut.

Detailed Description

In the embodiment, referring to the attached fig. 1-6, the multi-workpiece array synchronous drilling and milling device of the numerical control multi-axis planer type milling machine is characterized in that a disc 24 is fixedly arranged on a workbench 26, a central shaft hole 24-1 is arranged in the center of the disc 24 and corresponds to a central shaft 4, and four pneumatic chucks 25 are symmetrically arranged on the disc 24 at an angle of 90 degrees. The periphery of a central shaft 4 above a disc 24 is provided with a lower disc 8, the periphery of the central shaft 4 above the corresponding lower disc 8 is provided with an upper disc 5 with the same shape and size, the middle of the four edges of the upper disc 5 is provided with an upper disc support rod hole 5-1, the center of the four edges of the lower disc 8 is provided with a lower disc support rod hole 8-3, and the upper disc 5 and the lower disc 8 are supported and fixed by a support rod 17 through the upper disc support rod hole 5-1 and the lower disc support rod hole 8-3. A central gear 7 is mounted on the central shaft 4 between the upper disc 5 and the lower disc 8. The four corners of the upper disc 5 and the lower disc 8 are correspondingly provided with a small shaft moving groove 23 and a gear shaft moving groove 8-1 respectively. Gear shafts 13 are arranged at four corners of the lower disk 8, the gear shafts 13 are arranged in needle roller bearings 19 in bearing seats 18 on the lower disk 8, and the centers of the gear shafts 13 are consistent with the centers of the air chucks 25. The driven gear integrated above the gear shaft 13 is engaged with the central gear 7 and is in transmission connection with the other three intermediate gears 11 arranged on the upper disc through the intermediate gear shaft 10 and the spacer 9. A deep groove ball bearing 27 and a tapered roller bearing 12 are installed between an inner hole of the driven gear integrated with the gear shaft 13 and an outer circumference of the small shaft 15. A spacer 28 is arranged on the outer circumference of the small shaft 15 above the deep groove ball bearing 27, a nut 29 is connected with the inner circumference of a driven gear integrated on the gear shaft 13 in a threaded mode, the upper end of the driven gear and the nut are fixed in the radial direction through screws, and the small shaft 15 is fixedly connected with the upper disc 5 through bolts. The small shaft 15 moves together with the gear shaft 13 in a small shaft moving groove 23 provided on the upper plate 5. The other three intermediate gear shafts 10 are arranged on the connecting shaft adjusting plate 6 below the upper disc 5 and the upper disc 5, a handle rod 16 for adjustment is arranged at the outer edge of the connecting shaft adjusting plate 6, the connecting shaft adjusting plate 6 is arranged below the four corners of the upper disc 5, and a connecting plate 14 is arranged at the joint of a small shaft 15 below the connecting shaft adjusting plate 6 and the intermediate gear shafts 10. A first intermediate gear shaft moving groove 20 and a third intermediate gear shaft moving groove 22 are formed in the upper plate 5 and the connecting shaft adjusting plate 6, and a second intermediate gear shaft moving groove 21 is formed in the connecting plate 14 of the connecting shaft adjusting plate 6. The gear shaft moving groove is used for moving according to the shape and different sizes of workpieces. Four supporting rods 3 are fixedly arranged at the center of the upper surface of the upper disc 8 at equal intervals, clamping discs 2 are fixedly arranged at the top ends of the supporting rods 3, and the clamping discs 2 are fixedly connected through bolts. The center of the clamping disc 2 clamps and fixes the machine tool feed shaft 1, the central shaft 4 is fixedly connected to the center of the lower end of the machine tool feed shaft 1, and the central shaft 1 passes through the center of the upper disc 5, the center of the central gear 7 and the central shaft hole 8-2 of the lower disc 8 to correspond to the central shaft hole 24-1 of the circular disc 24.

The working process of the multi-workpiece array synchronous drilling and milling device of the numerical control multi-axis planer type milling machine is as follows: during operation, the handle lever 16 is moved, the connecting shaft adjusting plate 6 moves, the three intermediate gear shafts 10 connected with the connecting shaft adjusting plate 6 move synchronously, the intermediate gear shafts 10 drive the connecting plate 14, the connecting plate 14 drives the small shafts 15 connected with the connecting plate to move in the small shaft moving grooves 23, the three intermediate gears 11 rotate simultaneously under the meshing transmission of the central gear 7, the mounting shafts 10 of the intermediate gears 11 move in the intermediate gear shaft moving grooves I, II, III 20, 21 and 22, the central distance range is adjusted, large workpiece drilling is achieved, the center of the pneumatic chuck 25 is consistent with the center of the gear shaft 13, and synchronous processing of a multi-workpiece array is achieved.

Claims (1)

1. A multi-workpiece array synchronous drilling and milling device of a numerical control multi-axis planer type milling machine comprises a machine tool feed shaft (1), a clamping disc (2), a support rod (3), a central shaft (4), an upper disc (5), a lower disc (8), a central gear (7), a deep groove ball bearing (27), a needle roller bearing (19) and a tapered roller bearing (12), and is characterized in that the central shaft (4) is fixed at the lower end of the machine tool feed shaft (1), the upper disc (5) is arranged on the periphery of the central shaft (4), the lower disc (8) with the same shape and size is arranged below the upper disc (5), the central shaft (4) is arranged in central holes of the upper disc (5) and the lower disc (8) in a penetrating manner, the central gear (7) is arranged on the central shaft (4) between the upper disc (5) and the lower disc (8), and small shaft moving grooves (23) and gear shaft moving grooves (8-1) are correspondingly arranged at four corners of the upper disc (5) and the lower disc (8), a gear shaft (13) is arranged in a gear shaft moving groove (8-1) of a lower disc (8), a driven gear is integrally arranged at the upper end of the gear shaft (13), the gear shaft (13) is arranged in a needle bearing (19) in a bearing seat (18) at the four corners of the lower disc (8), the driven gear integrated with the gear shaft (13) is in meshing transmission connection with other three intermediate gears (11) arranged through an intermediate gear shaft (10) and a spacer bush (9), other three intermediate gear shafts (10) are arranged on a connecting shaft adjusting plate (6) below an upper disc (5) and an upper disc (5), a handle rod (16) is arranged at the outer edge of the connecting shaft adjusting plate (6), the connecting shaft adjusting plate (6) is arranged below the four corners of the upper disc, a connecting plate (14) is arranged at the joint of a small shaft (15) below the connecting shaft adjusting plate (6) and the intermediate gear shaft (10), a working table (26) below the lower disc (8), the central shaft (4) is provided with a disc (24) corresponding to a central shaft hole (24-1) on the disc (24), and four pneumatic chucks (25) are symmetrically arranged on the disc (24) at an angle of 90 degrees.

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