TW202108290A - Oil-circuit distribution device for spindle of gantry processing machine in which the flange and the bushing unit are installed and positioned between the base unit and the machining head so that the working fluid can be smoothly guided to the machining head - Google Patents

Abstract

An oil-circuit distribution device for a spindle of a gantry processing machine is disclosed. The gantry processing machine comprises a base unit, a spindle member, and a machining head having a plurality of working pipes. The oil-circuit distribution device comprises a flange and a bushing unit. The flange is fixed to the base unit to be located between the base unit and the machining head, and has a plurality of intake channels. The bushing unit is sleeved between the spindle member and the machining head, and has a plurality of guiding channels. Each guiding channel is communicated with the correspondent intake channel and the working pipe. The oil-circuit distribution device is used to guide the working fluid to the machining head so as to achieve the purpose of flow route concentration and flow route modularization.

Description

Oil distribution device for main shaft of gantry processing machine

The invention relates to a processing machine, in particular to an oil distribution device for the main shaft of a gantry processing machine.

There is an additional head for a processing machine (Patent TW Certificate No. I469848), which includes an additional head body, a drive shaft group, a rotary joint group, and a cutting fluid pipeline group. The cutting fluid pipeline group includes a diverter fixed on the additional head body, a water outlet pipe group, a water spray head and a cutting fluid supply source. The outlet pipe group includes a first outlet pipe arranged in the additional head body, the drive shaft group, a second outlet pipe arranged inside the additional head body, and a third outlet pipe arranged inside the additional head body. The water outlet pipe, the cutting fluid pipeline group separates the cutting fluid to the first water outlet pipe, the second water outlet pipe and the third water outlet pipe.

Although the cooperation between the cutting fluid pipeline group and the overall structure is used, the cutting fluid can be introduced into a water outlet channel of the drive shaft group during cutting and sprayed from the front end of the tool to achieve the purpose of heat dissipation and chip removal . However, part of the first outlet pipe, the second outlet pipe, and the third outlet pipe of the outlet pipe group must be drilled inside the additional head body. Due to the large volume and irregular shape of the additional head body, The difficulty of drilling is higher, and the accuracy is not easy to master.

Furthermore, for the additional head body to be equipped with a complicated outlet pipe group, the wall thickness needs to be increased, the overall volume is also increased, and the manufacturing cost is relatively increased.

Therefore, the object of the present invention is to provide an oil distribution device for the main shaft of a gantry machining machine that can simplify the flow path structure and achieve the purpose of modular design.

Therefore, in the oil distribution device for the main shaft of the gantry processing machine of the present invention, the main shaft of the gantry processing machine further includes a base unit, a main shaft mounted on the base unit, and a processing head linked by the main shaft. The oil distribution device includes a flange and a bushing unit. The flange is fixed to the base unit and is located between the base unit and the processing head, and has a plurality of lead-in channels. The bushing unit is sleeved between the main shaft part and the processing head, and has a plurality of guide channels, and each guide channel is connected to a corresponding introduction channel and a working pipe.

The effect of the present invention is that by using the modular design of the oil distribution device, the working fluid can be smoothly guided when the flange and the bushing unit are installed and positioned between the base unit and the processing head The processing head performs the functions of air-pressure dustproof, air-pressure cleaning, oil-pressure retreat, etc., and the flange and the bushing unit are small in size, simple in appearance, and easy to process, which can achieve the purpose of reducing costs.

Referring to Figures 1, 2 and 3, an embodiment of the oil distribution device 100 for the main shaft of the gantry processing machine of the present invention. The main shaft of the gantry processing machine further includes a base unit 1 and a main shaft mounted on the base unit 1 Part 2, and a processing head 3 linked by the main shaft element 2. The processing head 3 has a main body 301, an input shaft group 302 with a shaft provided inside the main body 301 and driven by the main shaft element 2, and a shaft provided on the main shaft A drive shaft group 303 inside the main body 301 and linked by the input shaft group 302. The body 301 has an inner peripheral surface 305 surrounding an axis L and defining an inner hole 304, an outer peripheral surface 306 opposite to the inner peripheral surface 305, and most of them are disposed on the inner peripheral surface 305 and the outer peripheral surface 306 Between the working pipeline 307.

The oil distribution device 100 includes a flange 10, a bushing unit 20 and a distribution plate 30.

The flange 10 is fixed to the base unit 1 and is located between the base unit 1 and the body 301 of the processing head 3, and has a plurality of introduction channels 11.

The bushing unit 20 is installed in the inner hole 304 and sleeved between the main shaft 2 and the main body 301. The bushing unit 20 has a first collar 21 abutting against the flange 10, a second collar 22 abutting against the first collar 21 along the axis L, and a second collar 22 abutting against the first collar 21 along the axis L. The third ring 23 of the second ring 22, the plurality of guide channels 24, and most of the guide channels 24 respectively correspond to the guide channels 24 and are installed between the opposite end surfaces of the second ring 22 and the third ring 23的接头25。 The head 25. The first ring sleeve 21 is in the shape of a hollow cylinder and has a first extension section 241 with a majority of holes. The second ring sleeve 22 is in the shape of a short hollow cylinder and has a second extension section 242 with a majority of holes. The third ring sleeve 23 has a hollow and straight cylindrical shape, and has an outer ring surface 231 opposite to the inner peripheral surface 305 and a plurality of third extension sections 243. In this embodiment, the guide channels 24 extend from the first annular sleeve 21 and through the second annular sleeve 22 to the third annular sleeve 23, and each second extension section 242 is connected to the corresponding first extension The section 241 and the third extension section 243 together constitute the diversion passages 24, and the diversion passages 24 are connected to the corresponding introduction passage 11 and the working pipe 307, and the number of the first extension sections 241 is equal to that of the introduction passages 307. The number of channels 11 is equal, the number of the second extension sections 242 is less than the number of the first extension sections 241, and the number of the third extension sections 243 is equal to the number of the second extension sections 242. In this embodiment, the adapters 25 correspond to the second extension sections 242 and are nested in the second collar 22, and the third collar 23 also has a place for the adapters 25 to be embedded in.合的孔232。 Combination of the recess 232.

The distribution plate 30 is connected to the outside of the flange 10, and has a main body 31 and a plurality of joints 32 installed on the main body 31. The main body 31 has a plurality of guide holes 311 respectively connected with the introduction channel 11, and The guide hole 311 is connected to the connectors 32.

In order to further understand the effects of the cooperation of the various elements of the present invention, the technical means used, and the expected effects, the following will be explained again, and it is believed that a deeper and specific understanding of the present invention can be obtained from this.

Referring to Figure 1, Figure 3 and Figure 4, when the processing head 3 has been installed and positioned relative to the base unit 1, the introduction channels 11 of the flange 10 and the diversion channels of the corresponding bushing unit 20 The channel 24, the working pipes 307 of the processing head 3, the guide hole 311 of the distribution plate 30, and the joint 32 communicate with each other.

When the working fluid (pressurized gas, pressurized oil) is respectively introduced from the joint 32 of the distribution plate 30, it flows through the introduction passages 11 and the guide passages 24 in sequence, and is finally guided to the processing heads 3 The working pipe 307, and in accordance with the extension path of each working pipe 307, can blow the bearing of the input shaft group 302 (as shown in the lower left side of Fig. 3, not marked) against dust, and the central hole of the input shaft group 302 (as shown in Fig. 3 The cleaning blow on the lower right side, not marked), and part of the diversion channel 24 can be used to introduce pressure oil and achieve the purpose of retracting the knife (the structure of using hydraulic pressure to retract the knife is divided into the scope of the present invention, so no more explanation ).

Furthermore, the connecting heads 25 are installed at the bottom of the second ring sleeve 22. When a different type of processing head 3 is to be replaced, the concave holes 232 of the third ring sleeve 23 are used to fit the The lead 25 can achieve the purpose of quick joining.

It is worth mentioning that, as shown in FIG. 2, the number of the first extension sections 241 is equal to the number of the introduction channels 11, and the number of the second extension sections 242 is less than the number of the first extension sections 241. The design in which the number of the third extension sections 243 is equal to the number of the second extension sections 242 can be designed for different types of processing heads 3, and the first ring sleeve 21, the flange 10 , When the distribution plate 30 is not disassembled, it can be fitted with different types of processing heads 3, and can be replaced with a second ring sleeve 22 and a third ring sleeve 23 that cooperate with the working pipe 307 of the processing head 3, that is, Part of the first extension section 241 of the first ring sleeve 21 and part of the introduction passage 11 of the flange 10 are used as reserved holes when the working fluid is not circulated.

Therefore, the present invention utilizes the modular design of the oil distribution device 100, and when the flange 10 and the bushing unit 20 are installed and positioned between the base unit 1 and the processing head 3, the The working fluid is directed to the processing head 3 for air-pressure dustproof, air-cleaning, oil-pressure retreating, etc., and the flange 10 and the bushing unit 20 are small in size, simple in appearance, and easier to drill. , Can achieve the purpose of reducing costs. And then use the bushing unit 20 to make the first ring sleeve 21, the second ring sleeve 22, and the third ring sleeve 23, which can be matched with different types of processing heads 3 and different processing requirements to achieve a wide range of Applicable purpose.

In summary, the oil distribution device for the main shaft of the gantry processing machine of the present invention has a simple overall structure, easy manufacture and assembly, can reduce manufacturing costs, and can indeed achieve the purpose of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the content of the patent specification still belong to Within the scope of the patent of the present invention.

1: base unit 2: Spindle parts 3: Processing head 301: body 302: Input shaft group 303: drive shaft group 304: inner hole 305: inner circumference 306: Outer peripheral surface 307: work pipeline 100: Oil distribution device 10: flange 11: Introduction 20: Bushing unit 21: The first ring set 22: The second ring set 23: The third ring set 231: Outer Ring 232: concave hole 24: diversion channel 241: The first extension 242: second extension 243: Third Extension 25: Header 30: distribution disk 31: main body 311: pilot hole 32: Connector L: axis

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a three-dimensional assembly view of an embodiment of the oil distribution device for the main shaft of the gantry machining machine of the present invention; Figure 2 is a partially exploded perspective view of the embodiment; Figure 3 is an incomplete schematic cross-sectional view of the embodiment; and Fig. 4 is a sectional view taken along the line IV-IV in Fig. 3;

1: base unit

2: Spindle parts

3: Processing head

301: body

302: Input shaft group

303: drive shaft group

304: inner hole

305: inner circumference

306: Outer peripheral surface

307: work pipeline

11: Introduction

20: Bushing unit

21: The first ring set

22: The second ring set

23: The third ring set

231: Outer Ring

232: concave hole

24: diversion channel

241: The first extension

242: second extension

100: Oil distribution device

10: flange

243: Third Extension

25: Header

L: axis

Claims (5)

An oil distribution device for the main shaft of a gantry processing machine. The main shaft of the gantry processing machine further includes a base unit, a main shaft part installed on the base unit, and a processing head linked by the main shaft part. The processing head has a plurality of Working pipeline, the oil distribution device includes: A flange fixed to the base unit and located between the base unit and the processing head, and having a plurality of lead-in channels; and A bushing unit is sleeved between the main shaft part and the processing head, and has a plurality of guide channels, and each guide channel is connected to the corresponding introduction channel and the working pipe. The oil distribution device for the main shaft of a gantry machining machine according to claim 1, wherein the bushing unit has a first ring sleeve abutting on the flange, and a first ring sleeve abutting on an axis along an axis. A second ring sleeve, and a third ring sleeve abutting against the second ring sleeve along the axis, the first ring sleeve has a plurality of hole-shaped first extension sections, and the second ring sleeve has a plurality of hole-shaped first extensions The second extension section of the third ring sleeve has a plurality of third extension sections in the shape of holes, and each second extension section and the corresponding first extension section and third extension section together form the guide channels. The oil distribution device for the main shaft of the gantry processing machine according to claim 2, wherein the number of the first extension sections of the bushing unit is equal to the number of the introduction channels, and the number of the second extension sections is not Is greater than the number of the first extension sections, and the number of the third extension sections is equal to the number of the second extension sections. The oil distribution device for the main shaft of the gantry machining machine according to claim 3, wherein the bushing unit further includes a plurality of corresponding to the guide channels 24 and installed on the second ring sleeve opposite to the third ring sleeve The adapters between the end surfaces, the adapters are nested in the second loop corresponding to the second extension sections, and the third loop also has a fitting for the adapters Recessed hole. The oil distribution device for the main shaft of the gantry machining machine according to claim 1, further comprising a distribution plate connected to the flange. The distribution plate has a main body and a plurality of joints installed on the main body. The guide holes are connected with the guide channels, and the guide holes are conducted with the joints.

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