CN200951470Y - Power turret for processing machine - Google Patents

Abstract

The utility model discloses a power tool turret of processing machine contains and is detachably assembled in a milling unit of a turning unit. The turning unit comprises a transmission shaft which is arranged in a cutter tower seat and is driven by the transmission shaft, at least one fixed clutch which is driven by the transmission shaft, a driving seat which is locked on the cutter tower seat, a movable clutch which is sleeved on the driving seat, a cutter head which is arranged outside the movable clutch, and a connecting end cover which is arranged in the cutter head, wherein the driving seat and the cutter tower seat are matched to form an accommodating space. The milling unit comprises a driving bevel gear which is positioned in the accommodating space and is driven by the accommodating space, a transmission shaft which is perpendicular to the driving bevel gear and is driven by the driving bevel gear, and a milling cutter which is sleeved on the transmission shaft and positioned outside the cutter head. Therefore, the utility model discloses have the service function that turning and mill concurrently.

Description

Power turret for processing machine

【Technical field】

The utility model relates to a processing machine equipment, in particular to a power turret of a processing machine with turning and milling functions.

【Background technique】

As shown in Figures 1 and 2, a general CNC lathe 10 has a body 11, which is respectively installed on two opposite ends of the body 11 for positioning a movable chuck 12 and a top center 13 of a workpiece 20, and a body is installed on The machine body 11 is used for a turret 15 for placing several turning tools 14 , and a transmission unit 16 fixed on the turret 15 and capable of driving a turret shaft 152 .

The turret 15 has a turret base 151, which is the turret shaft 152 rotatably installed in the turret base 151, a turret turntable 153 locked on the end face of the turret shaft 152, a fixed On the turret shaft 152 and a movable toothed disc 154 located in the turret rotating disc 153, a fixed toothed disc 155 fixed in the turret rotating disc 153 and capable of engaging or disengaging with the movable toothed disc 154, an assembly A driving body 156 on the turret shaft 152 and capable of driving the turret shaft 152 to move axially, and a driven gear 157 assembled on the turret shaft 152 .

The transmission unit 16 has a camshaft 162 that is rotatable and provided with a cam 161, a rotating shaft 164 parallel to the camshaft 162 and provided with several rollers 163 that can be driven by the cam 161, and a fixed The transmission gear 165 is disposed on the rotating shaft 164 and can transmit the driven gear 157 .

When the CNC lathe 10 is going to perform a tool change operation, the driving body 156 drives the turret shaft 152, the turret rotating disk 153 and the movable toothed disk 154 to move to the left, and then the movable toothed disk 154 is separated from the fixed toothed disk 154. Gear plate 155, then make this camshaft 162 rotate, then can drive this cam 161 to stir aforementioned roller 163 and make this transmission shaft 164 rotate simultaneously, then can drive this driven gear 157, this turret by this transmission gear 165 The shaft 152 and the turret turntable 153 rotate to the position where the tool is to be changed, and finally the pushing body 156 drives the turret shaft 152, the turret turntable 153 and the movable toothed disc 154 to move to the right, thereby making the movable tooth The disc 154 meshes with the fixed toothed disc 155 so that the turning tool 14 is positioned.

Although the CNC lathe 10 can achieve the purpose of automatic tool change by means of the turret 15 and the transmission unit 16, in practice, there are still relatively few functions for turning operations, and the tool change speed is relatively slow. The lack of knife accuracy is poor.

【Content of utility model】

The purpose of the utility model is to provide a power turret of a processing machine which has both the functions of turning and milling, and has a faster tool changing speed and better tool changing accuracy.

The power turret of the processing machine of the utility model is installed on a processing machine, the power turret includes a turning unit, and a milling unit detachably assembled in the turning unit, characterized in that:

The turning unit includes a turret base installed and fixed on the processing machine, a first servo motor installed and fixed on the turret base, a servomotor rotatably installed in the turret base along a first axis and A drive shaft driven by the first servo motor, a gear driven by the drive shaft, a first fixed clutch locked on the end face of the gear, a second fixed clutch installed in the first fixed clutch, a A driving seat locked to the end face of the turret base, a movable clutch that is sleeved and fixed outside the driving seat and can be combined with or disengaged from the aforementioned fixed clutch, and a movable clutch that is installed outside the movable clutch for placing several turning tools The cutter head, and a connecting end cover installed in the cutter head along the first axis, and the driving seat cooperates with the inner hole surface of the turret seat to form an accommodating space extending along the first axis.

The milling unit includes a second servo motor, a first rotating shaft extending along the first axis and driven by the second servo motor, a fixed tube locked to the turret base and located in the accommodation space A sleeve, a second rotating shaft that is rotatably installed in the fixed sleeve along the first axis and driven by the first rotating shaft, and a second rotating shaft that extends along the first axis and is driven by the second rotating shaft Active bevel gear, a fixed seat locked to the connecting end cover, a transmission shaft rotatably installed on the fixed seat along a second axis perpendicular to the first axis, and a sleeve fixed on the The transmission shaft is driven by the driven bevel gear driven by the driving bevel gear, and a milling cutter is sleeved and fixed on the transmission shaft and located outside the cutter head.

By means of the above composition, it is only necessary to firstly make the driving base drive the movable clutch to move and break away from the aforementioned fixed clutch, and then make the first servo motor drive the drive shaft, the gear, the first fixed clutch and the cutter head to rotate, and then the After the tool change is completed, the turning operation can be carried out. In addition, only the second servo motor needs to be rotated to drive the drive shaft and the milling cutter to rotate, and then the milling operation can be carried out, so that the utility model has the functions of turning, turning and cutting. Milling use function, and the use characteristics of faster and more accurate tool change.

【Description of drawings】

Fig. 1 is a schematic front view of an existing processing machine;

Fig. 2 is a combined sectional view of the turret and the transmission unit of the existing processing machine;

Fig. 3 is a combined sectional schematic diagram of a preferred embodiment of the power turret of the processing machine of the present invention;

Fig. 4 is the combined sectional view of the turning unit of this preferred embodiment;

Fig. 5 is a partial perspective view of the turning unit of the preferred embodiment;

Fig. 6 is an assembled sectional view of the milling unit of the preferred embodiment.

【Detailed ways】

The power turret of the processing machine of the present invention will be described in detail below through the best embodiment and accompanying drawings.

As shown in Figure 3, the power turret of the utility model is installed on the body of a processing machine (not shown in the figure), and the processing machine is explained by taking a CNC lathe as an example in this preferred embodiment. An example includes a turning unit 4 and a milling unit 6 detachably assembled to the turning unit 4 .

As shown in Figures 3, 4, and 5, the turning unit 4 includes a turret base 40, a first servo motor 41 mounted and fixed on the turret base 40, and a first servo motor 41 that is rotatable along a first axis 80. A transmission shaft 42 installed in the turret base 40 and transmitted by the first servo motor 41, a gear 43 transmitted by the transmission shaft 42, a first fixed clutch 44 locked on the end surface of the gear 43, a The second fixed clutch 45 installed in the first fixed clutch 44, a driving seat 46 locked on the end face of the turret seat 40, a sleeve fixed outside the driving seat 46 and can be connected with the aforementioned fixed clutch 44, 45 combined or disengaged movable clutch 47, one installed outside the movable clutch 47 in order to place several turning tools 50 while locking the cutter head 48 with the first fixed clutch 44, and a cutterhead 48 installed along the first axis 80 An end cap 49 is attached within the cutter head 48 .

The connecting end cap 49 has a plurality of lock holes 491 disposed along the first axis 80 .

The driving base 46 cooperates with the inner surface of the turret base 40 to form an accommodating space 400 extending along the first axis 80 .

In addition, the above-mentioned fixed clutches 44, 45 and the movable clutch 47 in this preferred embodiment are illustrated by taking the chainrings that can engage and disengage with each other as an example.

As shown in Figures 3 and 6, the milling unit 6 includes a second servo motor 60, a first rotating shaft 61 extending along the first axis 80 and driven by the second servo motor 60, and a first rotating shaft 61 locked to the The turret base 40 and the fixed sleeve 62 located in the accommodating space 400 are rotatably installed in the fixed sleeve 62 along the first axis 80 and are driven by the first rotating shaft 61 . The rotating shaft 63, a driving bevel gear 64 extending along the first axis 80 and driven by the second rotating shaft 63, and a plurality of locking holes 491 locked to the connecting end cover 49 by means of several bolts 90 are fixed. Bearing seat 65, a transmission shaft 66 that is rotatably installed on the fixed bearing seat 65 along a second axis 81 perpendicular to the first axis 80, and a sleeve that is fixed on the transmission shaft 66 and is supported by the active umbrella The driven bevel gear 67 driven by the gear 64 and a cover 68 locked on the fixed seat 65 .

A milling cutter 70 is sleeved and fixed on the transmission shaft 66 and is located outside the cutter head 48 .

As shown in Figures 3, 4, and 5, when the tool change operation is to be performed, the driving seat 46 is moved to the left along the first axis 80, and the movable clutch 47 can be driven to move and break away from the aforementioned fixed clutches 44, 45 at the same time. , and then make the first servo motor 41 of the turning unit 4 rotate, then the transmission shaft 42, the gear 43, the first fixed clutch 44 and the cutter head 48 can be driven to rotate, and when the angle of rotation is set, the rotation will stop. Then make the drive seat 46 move to the right along the first axis 80, and at the same time drive the movable clutch 47 to move and re-engage with the aforementioned fixed clutches 44, 45, so that the cutter head 48 is positioned and the tool change operation is completed at the same time. , and then turning operations can be performed.

As shown in Figures 3 and 6, when milling operations are to be performed, the second servo motor 60 of the milling unit 6 is rotated to drive the first rotating shaft 61, the second rotating shaft 63, and the driving bevel gear 64. Rotate, and then drive this driven bevel gear 67 by this driving bevel gear 64, just can synchronously drive this transmission shaft 66, this milling cutter 70, and then can carry out milling operation.

To sum up the above, the power turret of the processing machine of the present utility model has the following functions and advantages, so it can indeed achieve the purpose of the utility model:

1. Because the milling unit 6 of the present invention is detachably installed on the turning unit 4, the utility model has the functions and advantages of both turning and milling functions.

Two, because the utility model uses the first servo motor 41 of the turning unit 4 to drive the transmission shaft 42, the gear 43, the first fixed clutch 44 and the cutter head 48 to rotate and set an angle to complete the tool change operation, It has the effect and advantages of faster and more precise tool change.

Claims (5)

1. the power cutter tower of a processing machine comprises a turning unit and a milling unit that is assembled in this turning unit, it is characterized in that:

This turning unit comprises a cutter tower seat that is mounted on this processing machine, a lock is tied in the driving seat of the end face of this cutter tower seat, and one be installed in a binding end cap in the cutterhead along a first axle, and this drives the inner hole surface of seat and this cutter tower seat and cooperates accommodation space along this first axle extension of formation;

This milling unit comprises one second servo motor, a driving bevel gear that extends and be positioned at this accommodation space and be subjected to this second servo motor transmission along this first axle, a lock is tied in the fixed bearing of this binding end cap, a power transmission shaft that is installed on this fixed bearing along second axis vertical with this first axle, one is nested with the driven bevel pinion that is fixed in this power transmission shaft and is subjected to this driving bevel gear transmission, and one is nested with and is fixed in this power transmission shaft and is positioned at the outer milling cutter of this cutterhead.

2. the power cutter tower of processing machine as claimed in claim 1 is characterized in that:

This milling unit also comprises first turning cylinder that extends and be subjected to this second servo motor transmission along this first axle, a fixedly pipe box that is locked in this cutter tower seat and is positioned at this accommodation space, and one be installed in this fixedly in the pipe box and be subjected to this first turning cylinder transmission and in order to drive second turning cylinder of this driving bevel gear along this first axle.

3. the power cutter tower of processing machine as claimed in claim 1 is characterized in that:

This milling unit also comprises the capping that a lock knot is fixed in this fixed bearing.

4. the power cutter tower of processing machine as claimed in claim 2 is characterized in that:

This milling unit also comprises the capping that a lock knot is fixed in this fixed bearing.

5. the power cutter tower of processing machine as claimed in claim 1 is characterized in that:

This turning unit also comprises first servo motor that is fixed on this cutter tower seat, one is installed in this cutter tower seat and is subjected to the power transmission shaft of this first servo motor transmission along this first axle, one is subjected to the driven off by shaft gear of this transmission, a lock knot is fixed in first fixed clutch of the end face of this gear, second fixed clutch that is installed in this first fixed clutch, one is nested with the movable clutch that is fixed in outside this driving seat, be installed in this outer cutterhead of this movable clutch, and be installed in this binding end cap in this cutterhead along this first axle.

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