CN112959121A

CN112959121A - Power head

Info

Publication number: CN112959121A
Application number: CN202110176934.0A
Authority: CN
Inventors: 林新泽; 富情霞
Original assignee: Jinshang Precision Machine Tool Zhejiang Co ltd
Current assignee: Jinshang Precision Machine Tool Zhejiang Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-06-15

Abstract

The utility model relates to a unit head belongs to the lathe field, including the casing, rotate with the casing and be connected the main output head that is used for installing the cutter and rotate with the casing and be connected the side output head that is used for installing the cutter, the axis mutually perpendicular of main output head and side output head, be equipped with the main output head of drive in the casing and incline output head pivoted actuating mechanism. The power head can be used for processing in two directions, the processing efficiency is high, and the occupied space is small.

Description

Power head

Technical Field

The application relates to the field of machine tools, in particular to a power head.

Background

The power head can realize main movement and feed movement and is provided with a power component for automatic workpiece circulation. The basic principle is that a motor drives a gear speed change mechanism, functions of boring, milling, drilling and the like can be realized, and some variable speed transmission mechanisms are provided with guide rails and can do linear motion in a small range.

With respect to the related art in the above, the inventors consider that: the existing power head only can process in a single direction at present, and has single function and low processing efficiency.

Disclosure of Invention

In order to process two directions, improve machining efficiency, this application provides a unit head.

The application provides a unit head adopts following technical scheme:

the utility model provides a unit head, includes the casing, rotates with the casing to be connected the owner that is used for installing the cutter and to be connected the side output that is used for installing the cutter with the casing rotation, the axis mutually perpendicular of owner output and side output, be equipped with drive owner in the casing and export first pivoted actuating mechanism with the side.

Through adopting above-mentioned technical scheme, actuating mechanism can drive main delivery head and side delivery head and rotate, and the axis mutually perpendicular of main delivery head and side delivery head for main delivery head and side delivery head can carry out the processing of two directions, improve machining efficiency.

Optionally, the driving mechanism comprises a driving motor, a straight gear assembly and a bevel gear assembly, the output shaft of the driving motor is in transmission connection with the main output head through the straight gear assembly, and the output shaft of the driving motor is in transmission connection with the side output head through the bevel gear assembly.

Through adopting above-mentioned technical scheme, after starting driving motor, can direct drive main output head rotate through the straight gear subassembly, can drive the side output head towards another direction through the bevel gear subassembly and rotate, such unit head structure operation is more stable, and structural strength is big, long service life.

Optionally, the bevel gear assembly comprises a driving rotating shaft linked with the output shaft of the driving motor, a driving bevel gear fixed at the end of the driving rotating shaft and a driven bevel gear linked with the side output head, the driving bevel gear and the driven bevel gear are meshed with each other, and the axis of the driving rotating shaft and the axis of the output shaft of the driving motor are arranged in a staggered mode.

Through adopting above-mentioned technical scheme, if install drive bevel gear on drive motor's output shaft just need lengthen drive motor's output shaft, its output shaft rocks just comparatively greatly after drive motor starts like this, and the operation is not very stable, and has set up a initiative pivot with the linkage of drive motor output shaft again in the patent of this application, installs drive bevel gear on the initiative pivot for drive motor's output shaft need not prolong, thereby makes the power head move more stably.

Optionally, the bevel gear subassembly is still including rotating the driven spindle of connection in the casing, driven bevel gear is fixed to be set up at the tip of driven spindle, driven spindle passes through the straight-gear pair and is connected with the transmission of side output head.

By adopting the technical scheme, if the driven bevel gear is directly arranged at the inner end of the side output head, after the driving bevel gear rotates, the driving bevel gear drives the side output head to rotate and simultaneously has an axial component force to the side output head, so that the side output head can move in a micro axial direction, and the processing precision of the power head can be influenced; and the patent of this application has set up a driven spindle again, installs driven bevel gear at the tip of driven spindle to after the drive bevel gear rotates, the drive bevel gear direct drive be the rotation of driven spindle, axial direction's component is direct action on driven spindle, and driven spindle is connected with the transmission of side output head through the straight gear pair again, makes the difficult axial displacement by a wide margin that takes place of side output head, thereby can improve the machining precision of unit head.

Optionally, the two ends of the driving rotating shaft and the two ends of the driven rotating shaft are both fixedly sleeved with bearings.

Through adopting above-mentioned technical scheme, the both ends of initiative pivot and the both ends of driven spindle all are equipped with the bearing, make the rotation of initiative pivot and driven spindle more stable to can further improve the stability of unit head integral operation.

Optionally, a closed lubricating oil channel is formed in the casing, an oil inlet and an oil outlet which are communicated with the lubricating channel are formed in the outer wall of the casing, the driving rotating shaft, the driven rotating shaft, the gear, the bearing, the driving bevel gear and the driven bevel gear are located in the lubricating channel, and lubricating oil is filled in the lubricating oil channel.

By adopting the technical scheme, the lubricating oil filled in the lubricating oil channel can lubricate the driving rotating shaft, the driven rotating shaft, the gear, the bearing, the driving bevel gear and the driven bevel gear, so that the power head is smoother in operation, and the service life of the power head is prolonged.

Optionally, the casing includes a casing and an end cover fixed to the casing by bolts, and the casing and the end cover form a complete lubrication channel after being fixed.

By adopting the technical scheme, the casing and the end cover form a complete lubricating channel after being fixed, one part of the lubricating channel is positioned on the casing, the other part of the lubricating channel is positioned on the end cover, the arrangement can facilitate starting the lubricating channel on the casing on one hand, and the arrangement also facilitates the installation of parts such as a bearing, a gear, an output head and the like in the lubricating channel on the other hand.

Optionally, the main output heads and the side output heads are provided with 4 output heads, two adjacent main output heads are in transmission through a straight gear pair, and two adjacent side output heads are in transmission through a straight gear pair.

Through adopting above-mentioned technical scheme, main output head and side output head all are provided with many to can be on main output head and the side output head different cutters of fixed mounting, satisfy the needs of different operating modes, enlarge the application scope of unit head.

In summary, the present application includes at least one of the following beneficial technical effects:

the power head can be used for processing in two directions simultaneously, so that the processing efficiency is greatly improved;

the output heads in two directions are driven to rotate by one driving motor, so that the structure is more compact and the occupied space is small.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a rotational sectional view of a-a in fig. 1.

Fig. 3 is a schematic structural view for showing a driven rotation shaft in the embodiment of the present application.

Fig. 4 is a sectional view of B-B in fig. 1.

Description of reference numerals: 1. a housing; 11. a housing; 12. an end cap; 2. a main output head; 3. a side output head; 4. a bearing; 5. a drive mechanism; 51. a drive motor; 52. a spur gear assembly; 53. a bevel gear assembly; 531. a drive bevel gear; 532. a driven bevel gear; 533. a driving rotating shaft; 534. a driven rotating shaft; 6. a lubricating oil passage; 7. an oil inlet hole; 8. an oil outlet hole; 9. a cutter; 10. a straight gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a power head. Referring to fig. 1 and 2, the power head comprises a casing 1, four main output heads 2 are rotatably arranged at the front end of the casing 1, four side output heads 3 are rotatably arranged on the right side of the casing 1, the four main output heads 2 and the four side output heads 3 are vertically arranged, the axis of the main output head 2 is perpendicular to the axis of the side output head 3, straight gears 10 are fixedly sleeved on the main output head 2 and the side output heads 3, and the side output heads 3 are arranged between the main output head 2 and are linked through the straight gears 10; still be equipped with drive main output head 2 and side output head 3 pivoted actuating mechanism 5 in casing 1, actuating mechanism 5 is including the fixed driving motor 51 that sets up in casing 1, be equipped with spur gear subassembly 52 between driving motor 51 output shaft and the top main output head 2, the top main output head 2 produces the linkage through spur gear subassembly 52 and driving motor 51's output shaft, spur gear subassembly 52 includes two intermeshing's straight-toothed gear 10, a straight-toothed gear 10 fixed cover is established on driving motor 51's output shaft, another straight-toothed gear 10 fixed cover is established on the top main output head 2, just can drive four main output heads 2 and rotate together after driving motor 51 starts.

Referring to fig. 2 and 3, a bevel gear assembly 53 is disposed between an output shaft of a driving motor 51 and the uppermost side output head 3, the uppermost side output head 3 is coupled to the output shaft of the driving motor 51 through the bevel gear assembly 53, the bevel gear assembly 53 includes a driving rotation shaft 533, a driven rotation shaft 534, a driving bevel gear 531 and a driven bevel gear 532, the driving rotation shaft 533 is disposed above the driving output head 2 and parallel to the driving output head 2, the driven rotation shaft 534 is disposed above the side output head 3 and parallel to the side output head 3, the driving bevel gear 531 is fixedly mounted on an end of the driving rotation shaft 533 adjacent to the driven rotation shaft 534, the driven bevel gear 532 is fixedly mounted on an end of the driven rotation shaft 534 adjacent to the driving rotation shaft 533, the driving bevel gear 531 and the driven bevel gear 532 are engaged with each other, a spur gear 10 engaged with a spur gear 10 on an adjacent driving output head 2 is further disposed on the driving rotation shaft 533, the driven rotating shaft 534 is also provided with a spur gear 10 which is meshed with the spur gear 10 on the adjacent side output head 3, when the driving motor 51 is started, the driving rotating shaft 533 can be directly driven to rotate, the driving rotating shaft 533 can be rotated to drive the driven rotating shaft 534 to rotate through the driving bevel gear 531 and the driven bevel gear 532, and the driven rotating shaft 534 rotates to drive the side output head 3 at the top to rotate, so that the side output heads 3 in the whole vertical row are driven to rotate.

Referring to fig. 3 and 4, bearings 4 are fixedly sleeved at both ends of the driving rotating shaft 533, both ends of the driven rotating shaft 534, both ends of the main output head 2, and both ends of the side output heads 3, so that they are more stable in rotation; a lubricating channel is formed in the machine shell 1, the straight gear 10, the bearing 4, the driving bevel gear 531 and the driven bevel gear 532 in the machine shell 1 are all positioned in the lubricating channel, and lubricating oil is filled in the lubricating channel, so that the power head is smoother in operation, and the service life of the power head is prolonged; an oil inlet hole 7 and an oil outlet hole 8 are respectively formed in the bottom of the machine shell 1, the oil inlet hole 7 and the oil outlet hole 8 are communicated with a lubricating channel, and plugs are arranged on the oil inlet hole 7 and the oil outlet hole 8; the casing 1 comprises a casing 11 on the left side and an end cover 12 on the right side, the casing 11 and the end cover 12 are fixed through bolts, one part of a lubricating channel is arranged on the casing 11, the other part of the lubricating channel is arranged on the end cover 12, and the end cover 12 and the casing 11 are fixedly connected to form a complete lubricating channel.

Referring to fig. 2 and 4, a cutter 9 is fixedly mounted on each of the main output head 2 and the side output head 3, and the cutter 9 can be selected according to the requirements of working conditions.

The implementation principle of the power head in the embodiment of the application is as follows: a workpiece is fixedly arranged on a main shaft and an auxiliary shaft of the machine tool respectively, after the driving motor 51 is started, an output shaft of the driving motor 51 can directly drive the four main output heads 2 to rotate together, and a cutter 9 on the main output heads 2 can process the workpiece on the main shaft; meanwhile, after the driving motor 51 is started, the driving rotating shaft 533 is directly driven to rotate, the driving rotating shaft 533 can drive the driven rotating shaft 534 to rotate after rotating, the driven rotating shaft 534 can drive the four side output heads 3 to rotate together, and the cutter 9 on the side output head 3 can process a workpiece on the auxiliary shaft; the unit head also can process the different sides of a work piece, and after the cutter 9 on main output head 2 finishes processing a side of work piece, can remove the unit head, make the side output head 3 of power head aim at the other side of work piece and process, such power head structure is compacter, and machining efficiency is high, can adapt to the needs of multiple insufficient operating mode.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A power head, characterized by: including casing (1), rotate with casing (1) and be connected main output head (2) that are used for installing cutter (9) and rotate with casing (1) and be connected side output head (3) that are used for installing cutter (9), the axis mutually perpendicular of main output head (2) and side output head (3), be equipped with drive main output head (2) and side output head (3) pivoted actuating mechanism (5) in casing (1).

2. The powerhead of claim 1, wherein: the driving mechanism (5) comprises a driving motor (51), a straight gear assembly (52) and a bevel gear assembly (53), the output shaft of the driving motor (51) is in transmission connection with the main output head (2) through the straight gear assembly (52), and the output shaft of the driving motor (51) is in transmission connection with the side output head (3) through the bevel gear assembly (53).

3. A power head according to claim 2, wherein: the bevel gear assembly (53) comprises a driving rotating shaft (533) which is linked with an output shaft of the driving motor (51), a driving bevel gear (531) which is fixed at the end part of the driving rotating shaft (533) and a driven bevel gear (532) which is linked with the side output head (3), the driving bevel gear (531) and the driven bevel gear (532) are meshed with each other, and the axis of the driving rotating shaft (533) and the axis of the output shaft of the driving motor (51) are arranged in a staggered mode.

4. A power head according to claim 3, wherein: bevel gear subassembly (53) still include driven spindle (534) of rotation connection in casing (1), driven bevel gear (532) are fixed to be set up the tip at driven spindle (534), driven spindle (534) are connected with side output head (3) transmission through the straight gear pair.

5. The powerhead of claim 4, wherein: and bearings (4) are fixedly sleeved at the two ends of the driving rotating shaft (533) and the two ends of the driven rotating shaft (534).

6. The powerhead of claim 5, wherein: airtight lubricating oil duct (6) have been seted up in casing (1), inlet port (7) and oil outlet (8) that communicate each other with lubricated passageway are seted up to casing (1) outer wall, initiative pivot (533), driven rotation, gear, bearing (4), initiative bevel gear (531) and driven bevel gear (532) all are located lubricated passageway, lubricating oil duct (6) intussuseption is filled with lubricating oil.

7. The powerhead of claim 6, wherein: the casing (1) comprises a casing (11) and an end cover (12) fixed with the casing (11) through bolts, and the casing (11) and the end cover (12) form a complete lubricating channel after being fixed.

8. The powerhead of claim 1, wherein: the main output heads (2) and the side output heads (3) are provided with 4 output heads, two adjacent main output heads (2) are in transmission through a straight gear pair, and two adjacent side output heads (3) are in transmission through a straight gear pair.