TWM519024U - Multi-axis CNC lathe - Google Patents

Description

Multi-spindle CNC lathe

This new type is related to the turning structure of CNC lathes, especially a multi-spindle CNC lathe.

Press, as shown in Fig. 1, the conventional conventional lathe or CNC lathe mainly includes a spindle seat 2 disposed at one end of the bed 1 and a guide rail at the opposite end of the spindle seat 2 (Fig. a type of tailstock 3 capable of longitudinally sliding displacement, and a turret 4 and the like disposed on a side parallel to the center line of the guide rail; generally, a collet 5 is attached to the end of the main shaft base 2, and the collet 5 is provided for The work object (not shown) holds the sharpener, and the tailstock 3 can be placed at the end of the work object to prevent the workpiece from swinging during turning to improve the precision of the turning of the work, wherein the turret 4 It can be used as a vertical and horizontal feeder; therefore, it can be easily understood that the lathes that are widely used at present are single-turret, single-spindle mode, and it is expected that when the work is to be used for more than two turning operations, Or when turning two workpieces at the same time, whether it is a traditional or CNC lathe, it is necessary to waste the replacement time in different turning operations, and the accuracy must be corrected every time it is replaced to ensure the turning accuracy. Degree, so the overall production efficiency can not be improved.

Therefore, how to reduce the number of times the CNC lathe replaces the work to improve production efficiency is the primary research and development topic of the new model.

The utility model relates to a multi-spindle CNC lathe, the main purpose of which is to provide a spindle unit having at least two spindle seats on a bed, and at least two sides of the same side of the spindle seat corresponding to the spindle unit. A tool unit of one of the tool holders, wherein each of the spindle holders can be respectively provided with a workpiece, so that the cutter unit can simultaneously process at least two workpieces to reduce the number of times of replacing the workpiece. Increase productivity.

The novel is a multi-spindle CNC lathe, the second purpose of which is to provide a tailstock unit corresponding to the chuck of each spindle seat on a bed, and the tailstock unit is provided with at least two top holding portions, The top portion can be placed on the end of the workpiece to prevent the workpiece T from swinging during processing.

In order to achieve the above objective, the present invention is a multi-spindle CNC lathe, comprising: a bed, a spindle unit, a power unit, and a cutter unit, wherein: the spindle unit is fixed on one side of the bed, and The spindle unit has at least two spindle seats, each of which is provided with a collet and a transmission shaft portion which are mutually movable on both sides; the power unit has a fixing base, a power source and a transmission a unit, the fixed seat is extended and fixed on an outer side of the bed, the power source has a power shaft portion and is disposed above the fixed seat, and the transmission unit is respectively connected to the power shaft portion of the power source and each of the power units a drive shaft portion of the spindle base is driven by the power source to rotate the power shaft portion to drive the transmission unit connected to the power shaft portion, thereby driving the drive shaft portions of the spindle seats to be synchronized; and the bed table a first guide rail is disposed on the bottom of the cutter unit, and a first guide groove is disposed on the bottom of the cutter unit, and the cutter unit is provided with at least two on the same side of each of the spindle mounts of the spindle unit. Group tool holder By the first guide groove and the first guide rail so that the cutter unit is made available to the transverse displacement of said platform, each of the tool holder is moved to the position of the processing of the respective headstock convenience.

Preferably, the multi-spindle CNC lathe further includes a tailstock unit, and the bed is provided with a second guiding slot, and the bottom of the tailstock unit is provided with a second guide rail pivoted with the second guiding slot. The tailstock unit is laterally displaced on the bed by the second guiding slot and the second guiding rail.

Preferably, the tailstock unit is provided with at least two holding portions corresponding to the chucks of the respective spindle seats, and the top portion can be mounted on the tail end of the workpiece.

In order to enable your review committee to have a better understanding and understanding of the purpose, characteristics and efficacy of this new model, please follow the brief description of the following:

First, as shown in FIG. 2-6, the present embodiment is a multi-spindle CNC lathe, comprising: a bed 10, a spindle unit 20, a power unit 30, and a cutter unit 40, wherein:

A first guide rail 11 and a second guide slot 12 are disposed on the bed 10, and the spindle unit 20 is fixed to one side of the bed 10, and the spindle unit 20 has at least two spindle seats 21 22, each of the spindle seats 21, 22 is provided with a collet 210, 220 and a transmission shaft portion 211, 221 which are mutually movable on both sides, and the chucks 210, 220 of the spindle seats 21, 22 are respectively provided. Each work piece T can be sandwiched;

The power unit 30 has a fixing base 31, a power source 32 (which can be a motor), and a transmission unit 33 (which can be a transmission belt). The fixing base 31 is extended and fixed on the outer side of the bed 10 The power source 32 has a power shaft portion 320 and is disposed above the fixing base 31. The transmission unit 33 is respectively connected to the power shaft portion 320 of the power source 32 and the transmission shaft portion 211 of each of the spindle seats 21 and 22. The power source 32 drives the power shaft portion 320 to rotate, and the transmission unit 33 connected to the power shaft portion 320 is driven to drive the transmission shaft portions 211 and 221 of the spindle holders 21 and 22 to synchronize. Actuate;

A first guiding slot 41 (shown in FIG. 3 ) is disposed on the bottom of the cutter unit 40 , and the cutter unit 40 corresponds to each of the spindle seats 21 and 22 of the spindle unit 20 . At least two sets of tool holders 42 are disposed on the same side, and each of the set of tool holders 42 includes an upper cutter holder 420 and a lower cutter holder 421. The upper cutter holder 420 and the lower cutter holder 421 are provided with a cutter T1. The upper tool holder 420 and the lower tool holder 421 are respectively provided with a guide slider 4200, 4210, and a wall of the cutter unit 40 is provided with a guide slot 43 for the guide slider 4200, 4210 to be pivoted. The guide sliders 4200, 4210 and the guide slot 43 can adjust the distance between the upper cutter holder 420 and the lower cutter holder 421, and the cutter unit 40 is obtained by the first guide groove 41 and the first guide rail 11. Performing a lateral displacement on the bed 10 (as shown in FIG. 4), moving each of the tool holders 42 to a position convenient for processing the respective spindle holders 21, 22, and by adjusting the upper cutter holder 420 and the lower portion The spacing between the cutters T1 of the tool holder 421 is added to the workpiece T of the chucks 210 and 220 (Fig. 5);

A second rail 51 pivotally disposed with the second guiding slot 12 of the bed 10 is disposed at the bottom of the tailstock unit 50. The second guiding slot 12 and the second rail 51 enable the tailstock unit 50 to be obtained. The bed 10 is laterally displaced (as shown in FIG. 6), and the tailstock unit 50 is provided with at least two holding portions 52 corresponding to the positions of the chucks 210, 220 of the spindle seats 21, 22. The top holding portion 52 can be placed on the end of the workpiece T to prevent the workpiece T from swinging during processing.

Accordingly, the main technical means of the novel multi-spindle CNC lathe are:

The bed 10 is respectively provided with a spindle unit 20 having at least two spindle seats 21, 22, and a cutter corresponding to at least two sets of tool holders 42 on the same side of each of the spindle seats 21, 22 of the spindle unit 20. The unit 40 drives the power shaft portion 320 to rotate by the power source 32 of the power unit 30, and drives the transmission unit 33 connected to the power shaft portion 320 to drive the transmission shaft portions of the spindle seats 21 and 22. 211, 221 are synchronously actuated to sandwich the workpiece T, and each of the tool holders 42 of the cutter unit 40 is laterally displaced from the first guide rail 11 by the first guide groove 41 to each of the spindle seats 21, 22 The position of the upper tool holder 420 and the tool T1 of the lower tool holder 421 is adjusted, and the two workpieces T of the chucks 210 and 220 are simultaneously processed by the cutter T1 to reduce the workpiece. The number of times the work is replaced to improve the efficiency and effectiveness of the production.

Furthermore, it is worth mentioning that the bed 10 is provided with the tailstock unit 50 corresponding to each of the spindle seats 21, 22 on the other side of the spindle unit 20, and the tailstock unit 50 is provided with at least The two holding portions 50 can be placed on the tail end of the workpiece T by the top holding portion 50 to prevent the workpiece T from swinging during processing.

In conclusion, the above embodiments and drawings are only preferred embodiments of the present invention, and the scope of the novel implementation cannot be limited thereto, that is, the equal changes and modifications made by the scope of the novel application are all It should be within the scope of this new patent.

<知知>
1‧‧‧ bed
2‧‧‧Spindle base
3‧‧‧ tail seat
4‧‧‧Knife Tower
5‧‧‧Chuck <this new type>
10‧‧‧ Beds
11‧‧‧First rail
12‧‧‧Second guiding channel
20‧‧‧ spindle unit
21, 22‧‧‧ spindle seat
210, 220‧‧‧ chuck
211, 221‧‧‧ drive shaft
30‧‧‧Power unit
31‧‧‧ fixed seat
32‧‧‧Power source
320‧‧‧Power shaft section
33‧‧‧Transmission unit
40‧‧‧Tool unit
41‧‧‧First channel
42‧‧‧Tool holder
420‧‧‧Upper tool holder
421‧‧‧ lower tool holder
4200, 4210‧‧‧ guide slider
43‧‧‧ Guide chute
50‧‧‧Tailstock unit
51‧‧‧Second rail
52‧‧‧Top Department
T‧‧‧Works
T1‧‧‧Tools

Figure 1 is a schematic perspective view of a conventional one. Figure 2 is a schematic perspective view of the present invention. 3 is a perspective view of another perspective of the present invention. Figure 4 is a schematic view showing the operation of the present display cutter unit. Figure 5 is a partial enlarged view of the present invention and shows an adjustment of the distance between the upper tool holder and the lower tool holder. Fig. 6 is a schematic view showing the operation of the tailstock unit of the present invention.

10‧‧‧ Beds

12‧‧‧Second guiding channel

20‧‧‧ spindle unit

21, 22‧‧‧ spindle seat

211, 221‧‧‧ drive shaft

30‧‧‧Power unit

31‧‧‧ fixed seat

32‧‧‧Power source

320‧‧‧Power shaft section

33‧‧‧Transmission unit

40‧‧‧Tool unit

42‧‧‧Tool holder

420‧‧‧Upper tool holder

421‧‧‧ lower tool holder

50‧‧‧Tailstock unit

51‧‧‧Second rail

52‧‧‧Top Department

T‧‧‧Works

Claims (8)

A multi-spindle CNC lathe includes a bed, a spindle unit, a power unit, and a cutter unit, wherein: the spindle unit is fixed on one side of the bed, and the spindle unit has at least two a spindle holder, each of which is provided with a collet and a transmission shaft portion which are mutually movable on both sides; the power unit has a fixing base, a power source and a transmission unit, and the fixing base is extended and fixed The power source has a power shaft portion disposed above the fixed seat, and the transmission unit is respectively connected to the power shaft portion of the power source and the transmission shaft portion of each of the spindle seats. The power source drives the power shaft to rotate, so that the transmission unit connected to the power shaft portion is driven to drive the transmission shaft portions of the spindle seats to operate synchronously; and the bed is provided with a first guide rail, and the bed is provided with a first guide rail. a first guiding groove is disposed on the bottom of the tool unit, and the tool unit is provided with at least two sets of tool holders corresponding to the same side of the main shaft of the spindle unit, by the first Guide groove and the The first guide rail causes the cutter unit to be laterally displaced on the bed, so that each of the cutter holders is moved to a position convenient for processing with each of the spindle holders. The multi-spindle CNC lathe according to claim 1, further comprising a tailstock unit, wherein the bed is provided with a second guiding slot, and the bottom of the tailstock unit is provided with the second guiding slot The second guide rail laterally displaces the tailstock unit on the bed by the second guiding slot and the second guiding rail. A multi-spindle CNC lathe according to claim 2, wherein the tailstock unit is provided with at least two top portions corresponding to the chucks of the respective spindle seats. The multi-spindle CNC lathe according to claim 1, wherein each of the set of tool holders comprises an upper cutter holder and a lower cutter holder, wherein the upper cutter holder and the lower cutter holder are each provided with a guide slider, and the cutter unit The wall surface is provided with a guiding slot for pivoting the guiding slider, and the guiding slider and the guiding slot can adjust the distance between the upper tool holder and the lower tool holder. A multi-spindle CNC lathe according to claim 4, wherein the upper tool holder and the lower tool holder are provided with a cutter. The multi-spindle CNC lathe according to claim 1, wherein each of the main shaft holders is provided with a workpiece. A multi-spindle CNC lathe according to claim 1, wherein the power source of the power unit is a motor. The multi-spindle CNC lathe of claim 1 wherein the drive unit of the power unit is a drive belt.