TW201742690A - Power head structure including a main body, a power mechanism, a plurality of first power heads, a plurality of second power heads, a plurality of first gears, a second bevel gear set, and a plurality of second gears - Google Patents

Abstract

The present invention relates to a power head structure, which includes a main body; a power mechanism pivoted to the main body; a plurality of first power heads pivoted to the main body, wherein the first power head is driven to rotate by the power mechanism, the first power head is provided with a first tooth part and a first clamping part; a plurality of second power heads pivoted to the main body, wherein the second power head is provided with a second tooth part and a second clamping part; a plurality of first gears pivoted to the main body, wherein the first gear is provided with a third tooth part for meshing with the first tooth part, in order to drive the plurality of first power heads to synchronously rotate; a second bevel gear set including a third bevel gear and a fourth bevel gear, wherein the third bevel gear is sleeved on the first gear at the bottom end, the fourth bevel gear is vertically meshed with the third bevel gear, the fourth bevel gear is sleeved on the lowest second power head; and a plurality of second gears pivoted to the main body, wherein the second gear is provided with a fourth tooth part for meshing with the second tooth part, in order to drive the first power heads, the first gears, the second gears and the second power heads to synchronously rotate.

Description

Power head structure

The invention relates to a power head structure, which is used on a machine tool, in particular, each of the first power head of the power head structure and each of the second power head and the body has two pivots The two pivoting portions of the first power head and the second power head and the body are disposed on two sides, so that the plurality of first power heads and the second power head are pivotally disposed on the body to be relatively stable.

As we have previously known, the power head structure used in China, such as Taiwan Patent Application No. 103221802, certificate number: M499270, patent name: direct transmission multi-axis drilling and milling power head, please supplement the third picture, the first 4 and 5, the patent structure is: a direct transmission multi-axis drilling and milling power head, comprising: a body 10, the body 10 is internally provided with a power spindle 20, the power spindle 20 is worn A plurality of active bevel gears 21; a plurality of output shafts 24, each of which is disposed radially in the body 10, and each of the output shafts 24 is fixed to a passive bevel gear 22, and each of the passive bevel gears 22 is vertically meshed Each of the active bevel gears 21; in addition, each of the output shafts 24 is connected to a tool chuck 25, respectively.

However, the missing power head structure is based on the fact that the power shaft 20 and the output shaft 24 are pivotally disposed in the body 10, and the passive bevel gears 22 of the output shafts 24 are attached. Hanging with the active bevel gear 21 of each power spindle 20 Straight meshing, that is, the shaft center of the output shaft 24 and the shaft center of the power spindle 20 may coincide with each other, or the output shaft 24 may be said to be disposed in the same plane as the power spindle 20, and the output shaft is structurally The 24 series cannot pass over the power spindle 20, so that there is only one pivotal position between the output shaft 24 and the body 10, that is, the position indicated by the figure 24 is pivoted with the body 10, and the output shaft 24 is basically The main shaft 10 is rapidly rotated, and only one of the output shafts 24 is pivoted with the body 10, so that the output shaft 24 has a relatively unstable lack of rapid rotation in the body 10. The output shaft 24 has no better service life. .

In view of the lack of the power head structure of the above-mentioned conventional patent case, the inventors have been engaged in manufacturing experience of related industries for many years, and finally have a product that can solve the disadvantages of the power head structure.

There is only one pivotal connection between the output shaft and the body of the conventional power head structure. The first power head and the second power head of the power head structure of the present invention have two pivoting positions between the body and the body. The two pivoting portions between the first power head and the second power head and the main body are disposed on the two sides, so that the first power head and the second power head are pivoted on the body to be relatively stable.

A power head structure includes: a body; a power mechanism is pivotally disposed on the body; a plurality of first power heads are pivotally disposed on the body, and the first power head is driven to rotate by the power mechanism, The first power head is provided with a first tooth portion and a first clamping portion; the plurality of second power heads are pivotally disposed on the body, and the second power head is provided with a second tooth portion and a second clamping portion; The first gear train is pivotally disposed on the body, and the first gear is provided with a third a third tooth portion that meshes with the first tooth portion to synchronously rotate the plurality of first power heads; a second helical gear set includes a third helical gear and a fourth helical gear, the third oblique portion The gear system is sleeved on the first gear at the bottom end, the fourth helical gear is vertically meshed with the third helical gear, and the fourth helical gear is sleeved on the second power head located at the bottom; a plurality of second gears are pivotally disposed on the body, and the second gear is provided with a fourth tooth portion, and the fourth tooth portion is engaged with the second tooth portion to make the first power head and the first gear The second gear and the second power head rotate synchronously.

The axis of the first power head and the second power head are staggered and do not coincide with each other, the first power head is pivotally disposed at the second pivot, and the second power head is pivoted The third pivot portion, that is, the first power head and the second power head and the body have two pivoting portions, so that the first power head and the second power head are pivoted on the body The two pivoting portions are relatively stable, and the two pivoting portions are disposed at the two ends of the first power head and the second power head. The first power head and the second power head system are preferably Service life. The first power head and the second power head structure can be the same. The first gear has the same structure as the second gear, that is, the same component can be pluralized, and the invention can save all component costs.

The structure and composition of the present invention are described in conjunction with the drawings and the drawings, and the following description is only for explaining the implementation of the present invention. For example, it is not intended to limit the invention in any way, and any modifications made by the present invention are still within the scope of the invention.

10‧‧‧ Ontology

11‧‧‧ First pivot

12‧‧‧Second pivot

13‧‧‧ Third pivot

14‧‧‧Fourth Department

15‧‧‧The fifth pivot

20‧‧‧Power Agency

21‧‧‧First helical gear set

211‧‧‧First helical gear

212‧‧‧second helical gear

22‧‧‧Transmission gear

30‧‧‧First power head

31‧‧‧First Pivot

32‧‧‧Second Pivot

33‧‧‧First tooth

34‧‧‧First clamping department

40‧‧‧Second power head

41‧‧‧The third faculty

42‧‧‧The fourth faculty

43‧‧‧Second tooth

44‧‧‧Second clamping department

50‧‧‧First gear

51‧‧‧The Fifth Pivot Department

52‧‧‧ Third tooth

60‧‧‧Second helical gear set

61‧‧‧ Third helical gear

62‧‧‧fourth helical gear

70‧‧‧second gear

71‧‧‧ Sixth Pivot Department

72‧‧‧fourth tooth

The first figure is an exploded perspective view of the power head structure of the present invention.

The second figure is a perspective view of a first helical gear of the power head structure of the present invention.

The third figure is a perspective view of the first power head of the power head structure of the present invention.

The fourth figure is a perspective view of the first gear of the power head structure of the present invention.

The fifth figure is a three-dimensional combination diagram of the power head structure of the present invention.

Figure 6 is a perspective view of some of the components of the power head structure of the present invention.

Figure 7 is a perspective view showing another view of a part of the power head structure of the present invention.

Figure 8 is a front elevational view of a portion of the power head structure of the present invention.

Figure 9 is a side elevational view of some of the components of the power head structure of the present invention.

Figure 10 is a perspective view of some of the components of the second embodiment of the present invention.

Figure 11 is a perspective view of some of the components of the third embodiment of the present invention.

Figure 12 is a side elevational view of some of the elements of the third embodiment of the present invention.

Fig. 13 is a perspective view showing a part of the components of the fourth embodiment of the present invention.

Fig. 14 is a perspective view showing a part of the components of the fifth embodiment of the present invention.

First, please refer to the first to fourth figures. The first figure is an exploded perspective view of the power head structure of the present invention, and the second figure is a perspective view of the first helical gear 211 of the power head structure of the present invention. The perspective view of the first power head 30 of the power head structure is invented, and the fourth figure is a perspective view of the first gear 50 of the power head structure of the present invention. The present invention relates to a power head structure which is used on a machine tool. include: The main body 10 is provided with a first pivot portion 11 . The first pivot portion 11 has a circular hole shape. The main body 10 is provided with a plurality of second pivot portions 12 penetrating the second pivot portion 12 . The plurality of second pivot portions 12 are arranged in a straight line, and the number of the second pivot portions 12 is three. The body 10 is provided with a plurality of third pivot portions 13 . The third pivot portion 13 extends through the left and right sides of the body 10, and the plurality of third pivot portions 13 are linearly arranged. The number of the third pivot portions 13 is the same as the number of the second pivot portions 12. The number of the three pivot portions 13 is three, and the main body 10 is provided with a plurality of fourth pivot portions 14, each of the fourth pivot portions 14 is disposed on one side of each of the two second pivot portions 12, and the fourth pivot portion The number of 14 is matched with the number of the second pivots 12, and the number of the fourth pivots 14 is three. The body 10 is provided with a plurality of fifth pivots 15, each of which is provided with Between each of the two third pivot portions 13, the number of the fifth pivot portions 15 is two, the body 10 is a quadrilateral body; a power mechanism 20, the power mechanism 20 is pivotally disposed on the body 10 a pivot 11 a helical gear set 21, the first helical gear set 21 is sleeved at the bottom of the power mechanism 20, the first helical gear set 21 is synchronously rotated with the power mechanism 20, and the first helical gear set 21 is The first helical gear 211 and the second helical gear 212 are respectively disposed in the first pivot portion 11 of the body 10 as shown in the second figure. The first helical gear 211 is included. Rotating synchronously with the power mechanism 20, the second helical gear 212 is vertically meshed with the first helical gear 211, and the second helical gear 212 is rotated synchronously with the first helical gear 211. The second helical gear 212 has the same structure as the first helical gear 211, and the second helical gear 212 has the same number of teeth as the first helical gear 211; the plurality of first power heads 30 are supplemented by the third figure, the first a power head 30 The number of the first power heads 30 is three, and each of the first power heads 30 is pivotally disposed on each second pivot of the body 10 . At the portion 12, the first power head 30 is rotated by the power mechanism 20, and the second helical gear 212 of the first helical gear set 21 is sleeved on the first power head 30 at the top end. The first power head 30 is synchronously rotated with the second helical gear 212 of the first helical gear set 21, and the first power head 30 is provided with a first pivoting portion 31 and a second pivoting portion 32 at two ends. The first pivoting portion 31 and the second pivoting portion 32 are pivotally disposed with the second pivoting portion 12, and the first pivoting portion 31 and the second pivoting portion 32 are provided with a first toothed portion 33. The first tooth portion 33 is arranged in an annular shape, and the first power head 30 is provided with a first clamping portion 34 at the other end. The first clamping portion 34 is protruded from the outside of the body 10, The first clamping portion 34 can be configured with various types of tools such as a milling cutter, a turning tool or a drill bit, and the first clamping portion 34 is away from the second pivoting portion 32; the plurality of second power heads 40, the Number of second power heads 40 The number of the third pivots 13 of the body 10 is three, and each of the second power heads 40 is pivotally disposed at each third pivot portion 13 of the body 10 . The second pivoting portion 41 and the fourth pivoting portion 42 are disposed at the two ends of the second power head 40. The third pivoting portion 41 and the second pivoting portion 42 are pivoted with the third pivot portion 13 A second tooth portion 43 is disposed between the third pivoting portion 41 and the fourth pivoting portion 42. The second tooth portion 43 is annularly arranged, and the second power head 40 is disposed at the other end. The second clamping portion 44 is disposed outside the body 10, and the second clamping portion 44 is configured to form a plurality of cutters, and the second clamping portion 44 is coupled to the first clamping portion 44. The four pivoting portions 42 are apart from each other, and the second power head 40 has the same structure as the first power head 30. The second tooth portion 43 has the same structure as the first tooth portion 33; the first power head The 30 series has a first axis, and the second power head 40 has a second axis, the second axis is not intersected with the first axis, that is, the first power head 30 and the second power head 40 are not in the same plane, the first power head 30 and the second The power heads 40 are close to each other; the plurality of first gears 50, as shown in the fourth figure, the number of the first gears 50 is matched with the number of the fourth pivots 14 of the body 10, the first gear 50 Each of the first gears 50 is pivotally disposed at each of the fourth pivot portions 14 of the body 10. The first gear 50 is provided with a fifth pivoting portion 51, and the fifth pivoting portion is provided. The 51st portion is pivotally disposed with the fourth pivot portion 14. The first gear portion 50 is provided with a third tooth portion 52, and the third tooth portion 52 is coupled to the first tooth portion of each of the two first power heads 30. 33 is engaged to rotate the plurality of first power heads 30 in a ring-like arrangement; a second helical gear set 60, the second helical gear set 60 includes a third helical gear 61. And a fourth helical gear 62, the third helical gear 61 is sleeved on the first gear 50 at the bottom end, and the third helical gear 61 rotates synchronously with the first gear 50, the fourth helical gear 62 The third helical gear 62 is vertically engaged with the third helical gear 61. The fourth helical gear 62 is sleeved on the second power head 40 located at the bottom, and the structure of the third helical gear 61 and the fourth helical gear 62 is The same as the first helical gear 211; the second plurality of gears 70, the number of the second gears 70 is matched with the number of the fifth pivot portions 15 of the body 10, the number of the second gears 70 is two, each A second gear 70 is pivotally disposed at each of the fifth pivot portions 15 , and the second gear 70 is provided with a sixth pivoting portion 71 , and the sixth pivoting portion 71 is pivoted with the fifth pivot portion 15 . The second gear portion 70 is provided with a fourth tooth portion 72 that meshes with the second tooth portion 43 of each of the two second power heads 40 to make the first power head 30 The first gear 50, the second gear 70 and the second power head 40 rotate synchronously, the fourth The second gear 72 has the same structure as the first gear 50; the first helical gear 211 and the second helical gear 212 of the first helical gear set 21 are perpendicular to each other; Engagement, when the power mechanism 20 transmits power to the first helical gear set 21, and the first helical gear 211 and the second helical gear 212 rotate synchronously, since the second helical gear 212 is sleeved at The first helical head 212 of the top end of the first power head 30 also rotates the first power head 30 at the top end, and the first power head 30 rotates when the first power head 30 rotates. The plurality of first power heads 30 are synchronously rotated, and the third helical gear 61 and the fourth helical gear 62 of the second helical gear set 60 are also vertically meshed, and the third helical gear 61 is sleeved at the bottom. The fourth helical gear 62 is sleeved on the second power head 40 at the bottom end of the first gear 50, and the first gear 50 at the bottom end is rotated by the first power head 30. When the third helical gear 61 and the fourth helical gear 62 are synchronously rotated, the fourth helical gear 62 will cause The second power head 40 of the bottom end of the phase sleeve is synchronously rotated, and the second gear 70 is disposed between each of the two second power heads 40, and the second power head 40 at the bottom end drives the second gear 70 rotating, the plurality of second power heads 40 are synchronously rotated, and the power of the power mechanism 20 is sequentially from the first helical gear set 21, the first power head 30, the first gear 50, and the second helical gear The group 60, the second power head 40 and the second gear 70 rotate the plurality of first power heads 30 and the plurality of second power heads 40 simultaneously.

Please refer to the fifth to seventh figures. The fifth figure is a three-dimensional combination diagram of the power head structure of the present invention, the sixth figure is a perspective view of some components of the power head structure of the present invention, and the seventh figure is the power head of the present invention. A perspective view of another portion of the structure of the component, as shown clearly in the figure, the power mechanism 20 is pivotally disposed at the first pivot portion 11 of the body 10, and the first helical gear set 21 A helical gear 211 is pivotally disposed in the first pivot portion 11 , and the first helical gear 211 is synchronously rotated with the power mechanism 20 , and each of the first power heads 30 is pivotally disposed at each of the second pivot portions 12 . Each of the second power heads 40 is pivotally disposed at each of the third pivot portions 13 . Each of the first gears 50 is pivotally disposed at each of the fourth pivot portions 14 , and the third helical gear set 60 is third. The helical gear 61 is sleeved on the first gear 50 at the bottom end, and the fourth helical gear 62 is sleeved on the second power head 40 at the bottom end, and the fourth helical gear 62 is coupled to the third oblique The gears 61 are vertically meshed, and each of the second gears 70 is pivotally disposed at each of the fifth pivot portions 15.

Please refer to the eighth figure, which is a front view of a part of the power head structure of the present invention. As can be clearly shown, the third tooth portion 52 of the first gear 50 is coupled to the first power. The first tooth portion 33 of the head 30 is engaged, and the power mechanism 20 transmits power thereof to the first helical gear set 21. When the first helical gear 211 and the second helical gear 212 rotate synchronously, due to the second The helical gear 212 is sleeved on the first power head 30 at the top end. The second helical gear 212 also synchronously rotates the first power head 30 at the top end to synchronously rotate the plurality of first power heads 30.

Please refer to the ninth figure, which is a side view of a part of the power head structure of the present invention. The fourth tooth portion 72 of the second gear 70 is coupled to the second tooth of the second power head 40. When the first gear 50 of the bottom end is rotated by the first power head 30, the third helical gear 61 sleeved thereon will rotate synchronously, and the third helical gear 61 will also rotate. The fourth helical gear 62 rotates synchronously, and the fourth helical gear 62 rotates the second power head 40 at the bottom end of the phased sleeve, and the second power head 40 is disposed between the two second power heads 40. The second gear 70 and the second power head 40 at the bottom end drive a rotation of the second gear 70 to synchronously rotate the plurality of second power heads 40.

Please refer to the tenth figure, which is a perspective view of some components of the second embodiment of the present invention. The first helical gear set 21 is not provided, and at least one transmission gear 22 is disposed. The transmission gear 22 is sleeved with the power mechanism 20, and the transmission gear 22 is further engaged with the first tooth portion 33 of the first power head 30. The power mechanism 20 drives the transmission gear 22 and the first power. Head 30.

Please refer to FIG. 11 and FIG. 12, which are perspective views of some components of the third embodiment of the present invention, and FIG. 12 is a side view of some components of the third embodiment of the present invention. The first helical gear set 21 is not provided, and the power mechanism 20 is directly driven by the first power head 30.

Referring to FIG. 13 , a thirteenth view is a perspective view of a part of the fourth embodiment of the present invention. The first helical gear set 21 is not provided, and the power mechanism 20 is directly connected to the second power head 40 . transmission.

Referring to FIG. 14, a four-dimensional view of a part of the fifth embodiment of the present invention is not provided with a first helical gear set 21, and the power mechanism 20 is directly driven by the first gear 50. .

The present invention is provided with the plurality of first power heads 30, the plurality of first gears 50, the plurality of second power heads 40 and the plurality of second gears 70. Similarly, the power mechanism 20 is compatible with each of the first power heads. 30. Each of the first gears 50, each of the second power heads 40, and each of the second gears 70 are directly driven.

The power head structure of the present invention has the following advantages:

1. The axis of the first power head 30 and the second power head 40 are staggered and do not coincide with each other. The first power head 30 is pivotally disposed at the second pivot portion 12, and the second The power head 40 is pivotally disposed at the third pivot portion 13 , that is, the first power head 30 and the second power head 40 and the body 10 have two pivoting portions, so that the first power head 30 And the second power head 40 is pivotally disposed on the main body 10 and has two pivoting portions, wherein the two pivoting portions are disposed on the first power head 30 and At the two ends of the second power head 40, the first power head 30 and the second power head 40 have a better service life.

2. The first helical gear 211 of the first helical gear set 21, the second helical gear 212, the third helical gear 61 of the second helical gear set 60, and the fourth helical gear 62 are both The first power head 30 and the second power head 40 have the same structure, and the first gear 50 and the second gear 70 have the same structure, that is, the same components can be pluralized, and the present invention It can save component costs.

The first helical gear 211 of the first helical gear set 21 and the second helical gear 212 are vertically meshed with each other. The first helical gear 211 is pivotally disposed in the first pivot portion 11 , and the second oblique The gear 212 is sleeved on the top end of the first power head 30. The second helical gear 212 rotates synchronously with the first helical gear 211. The second helical gear 212 also causes the first power at the top end. The head 30 rotates synchronously, and each of the first power heads 30 rotates to drive the first gear 50 to rotate, so that the plurality of first power heads 30 rotate synchronously.

The third helical gear 61 and the fourth helical gear 62 of the second helical gear set 60 are vertically meshed, and the third helical gear 61 is sleeved on the first gear 50 at the bottom end. The fourth helical gear 62 is sleeved on the second power head 40 at the bottom end. When the first gear 50 of the bottom end is synchronously rotated by the first power head 30, the third helical gear 61 is caused. Synchronously rotating, the third helical gear 61 also rotates the fourth helical gear 62 synchronously, and the fourth helical gear 62 rotates the second power head 40 at the bottom end of the phase sleeve thereof synchronously, two The second power head 40 is disposed between the second power head 40, and the second power head 40 drives the second gear 70 to rotate, so that the plurality of second power heads 40 rotate synchronously.

Therefore, the power head structure of the present invention has industrial utilization, novelty and progress. Sex, can meet the application requirements of the invention patent, and apply in accordance with the law.

10‧‧‧ Ontology

11‧‧‧ First pivot

12‧‧‧Second pivot

13‧‧‧ Third pivot

14‧‧‧Fourth Department

15‧‧‧The fifth pivot

20‧‧‧Power Agency

21‧‧‧First helical gear set

211‧‧‧First helical gear

212‧‧‧second helical gear

30‧‧‧First power head

40‧‧‧Second power head

41‧‧‧The third faculty

42‧‧‧The fourth faculty

43‧‧‧Second tooth

44‧‧‧Second clamping department

50‧‧‧First gear

60‧‧‧Second helical gear set

61‧‧‧ Third helical gear

62‧‧‧fourth helical gear

70‧‧‧second gear

71‧‧‧ Sixth Pivot Department

72‧‧‧fourth tooth

Claims (12)

The power head structure is used in a machine tool, which comprises: a body, the system is provided with a first pivot portion, and the first pivot portion is in the shape of a circular hole groove, and the system is provided with a plurality of second pivot portions extending through the front and rear sides of the body, the plurality of second pivot portions being linearly arranged, the system having a plurality of third pivot portions, the third pivot portion running through The plurality of third pivot portions are linearly arranged on the left and right sides of the body. The system is provided with a plurality of fourth pivot portions, and each fourth pivot portion is disposed on one side of each of the two second pivot portions. The system has a plurality of fifth pivots, each fifth pivot is disposed between each of the two third pivots; a power mechanism, the power mechanism is pivotally disposed at the first pivot; The first power head is pivotally disposed at each second pivot portion, and the first power head is rotated by the power mechanism. The first power head has a first pivoting portion and a second pivoting portion, the first pivoting portion and the second pivoting portion a first tooth portion is disposed between the first pivoting portion and the second pivoting portion, the first tooth portion is in an annular arrangement, and the first power head is further The end is provided with a first clamping portion, the first clamping portion is protruded from the body; the plurality of second power heads, the number of the second power head is matched with the number of the third pivot portions, each The second power head is disposed at each of the third pivot portions, and the second power head has a third pivoting portion and a fourth pivoting portion, the third pivoting portion and the second pivoting portion And a third tooth portion is disposed between the third pivoting portion and the fourth pivoting portion, wherein the second tooth portion is in an annular arrangement, and the second power head is The second end portion is provided with a second clamping portion, and the second clamping portion is protruded from the body; the first power head system has a first axis, and the second power head has a second axis. The The second axis is not intersected with the first axis, that is, the first power head and the second power head are not in the same plane, and the first power head and the second power head are close to each other; a gear, the number of the first gears is matched with the number of the fourth pivot portions, each of the first gear trains is pivotally disposed at each fourth pivot portion, and the first gear train is provided with a fifth pivoting portion, the first gear The fifth pivoting portion is pivoted to the fourth pivoting portion, and the first gear is provided with a third toothing portion that meshes with the first toothing of each of the two first powerheads And rotating the plurality of first power heads in an annular shape; a second helical gear set, the second helical gear set includes a third helical gear and a fourth helical gear, the first a slant gear is sleeved on the first gear at the bottom end, the third helical gear is synchronously rotated with the first gear, and the fourth helical gear is vertically meshed with the third helical gear, the first a quadrilateral helical gear is sleeved on the second power head located at the bottom; a plurality of second gears, the number of the second gears is matched with the Each of the second gear trains is pivotally disposed at each of the fifth pivot portions, and the second gear train is provided with a sixth pivoting portion, the sixth pivoting portion being coupled to the fifth pivot portion Pivoting, the second gear is provided with a fourth tooth portion, and the fourth tooth portion is engaged with the second tooth portion of each of the two second power heads to make the first power head and the first gear The second gear and the second power head rotate synchronously, and the fourth tooth portions are arranged in a ring shape. The power head structure of claim 1, wherein the number of the second pivot portions is three, the number of the third pivot portions is the same as the number of the second pivot portions, and the number of the third pivot portions There are three, the number of the fourth pivots is matched with the number of the second pivots, the number of the fourth pivots is three, and the number of the fifth pivots is two, the system is quadrilateral In the shape of the body, the number of the first power heads is three, the number of the second power heads is three, the number of the first gears is three, and the number of the second gears is two. The power head structure of claim 1, wherein a helical gear set is disposed, the first helical gear set is sleeved at a bottom of the power mechanism, and the first helical gear set is synchronously rotated with the power mechanism. The first helical gear set includes a first helical gear and a second helical gear. The first helical gear is pivotally disposed in the first pivot, and the first helical gear is synchronously rotated with the power mechanism. a second helical gear is vertically meshed with the first helical gear, the second helical gear is synchronously rotated with the first helical gear, and the second helical gear is sleeved on the first power head at the top end, the first A power head system rotates in synchronization with the second helical gear. The power head structure of claim 3, wherein the second helical gear train has the same structure as the first helical gear, the second helical gear train has the same number of teeth as the first helical gear, and the third helical gear and the same The fourth helical gear has the same structure as the first helical gear. The power head structure of claim 1, wherein the first clamping portion is away from the second pivoting portion, and the second clamping portion is away from the fourth pivoting portion, the second The structure of the power head is the same as that of the first power head, and the structure of the second tooth portion is the same as the structure of the first tooth portion. The power head structure of claim 1, wherein the structure of the second gear is the same as the structure of the first gear. The power head structure of claim 1, wherein the first power head rotates, the first power head rotates to drive the first gear to rotate, and the plurality of first power heads rotate synchronously, the second oblique The third helical gear and the fourth helical gear of the gear set are also vertically meshed. The third helical gear is sleeved on the first gear at the bottom end, and the fourth helical gear is sleeved at the bottom end. When the first gear of the bottom end is rotated by the first power head, the third helical gear and the fourth helical gear rotate synchronously, and the fourth helical gear is Rotating the second power head with the bottom end of the phase sleeve synchronously, and the second power head is provided with the first a second gear, the second power head at the bottom end drives the second gear to rotate, and the plurality of second power heads rotate synchronously, and the power of the power mechanism is sequentially from the first power head, the first gear, the The second helical gear set, the second power head and the second gear rotate the plurality of first power heads and the plurality of second power heads synchronously. The power head structure of claim 3, wherein the first helical gear and the second helical gear of the first helical gear set are vertically meshed, and when the power mechanism transmits power to the first helical gear set, When the first helical gear and the second helical gear rotate synchronously, since the second helical gear is sleeved on the first power head located at the top end, the second helical gear also causes the first position at the top end The power head rotates synchronously, and when the first power head rotates, the first gear rotates, so that the plurality of first power heads rotate synchronously, and the third helical gear and the fourth helical gear of the second helical gear set are also In the vertical meshing, the third helical gear is sleeved on the first gear at the bottom end, and the fourth helical gear is sleeved on the second power head at the bottom end, and the first end of the bottom end When the gear is rotated by the first power head, the third helical gear and the fourth helical gear are synchronously rotated, and the fourth helical gear is the second power head that will be disposed at the bottom end thereof Synchronous rotation, the second gear is provided between every two second power heads The second power head at the bottom end drives the second gear to rotate, so that the plurality of second power heads rotate synchronously, and the power of the power mechanism is sequentially from the first helical gear set, the first power head, and the The first gear, the second helical gear set, the second power head and the second gear rotate the plurality of first power heads and the plurality of second power heads synchronously. The power head structure of claim 1, wherein at least one transmission gear is disposed, the transmission gear is sleeved with the power mechanism, and the transmission gear is meshed with the first tooth portion of the first power head The power mechanism drives the transmission gear and the first power head. The power head structure of claim 1, wherein the power mechanism is directly driven by the first power head. The power head structure of claim 1, wherein the power mechanism is directly driven by the second power head. The power head structure of claim 1, wherein the power mechanism is directly driven by the first gear.