CN205465391U

CN205465391U - Unit head structure

Info

Publication number: CN205465391U
Application number: CN201620221421.1U
Authority: CN
Inventors: 张信平; 黄国钦
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-22
Filing date: 2016-03-22
Publication date: 2016-08-17
Anticipated expiration: 2026-03-22

Abstract

The utility model relates to an unit head structure, include: a body is equipped with first pivot portion, plural second pivot portion and third pivot portion, plural fourth pivot portion and wushu portion, a power unit is equipped with a plurality of first whirlpool tooth portions and first pivot and establishes the portion, and first pivot is established the portion and is established with first pivot portion looks pivot, the first unit head pivot of plural number is established in second pivot portion and department of third pivot portion, and first unit head is equipped with second whirlpool tooth portion in order meshing mutually with first whirlpool tooth portion, and first unit head end in addition is equipped with first clamp and establishes the portion, plural number second unit head pivot is established in fourth pivot portion and department of wushu portion, and the second unit head is equipped with third whirlpool tooth portion in order to mesh mutually with first whirlpool tooth portion, power unit has a first axle center, and first unit head has the second axle center, and the second axle center is crossing with first axle center, and the second unit head has the third axle center, and does not intersect with the crossing second axle center that reaches in first axle center in the third axle center, and first axle center, second axle center and third axle center are crisscross each other, and power unit, first unit head and second unit head are close to each other.

Description

Power head structure

Technical field

This utility model and a power head structure are relevant, and this power head structure uses on toolroom machine, and espespecially one Between each first unit head of kind power head structure and the second unit head and body, all there are two pivot parts, and Two pivot parts between this first unit head and the second unit head and body are located at actuating unit both sides, make this multiple Several first unit heads and the second unit head are hubbed on body the most firm.

Background technology

At present, conventional power head structure, such as TaiWan, China patent application Reference Number: 103221802, certificate Number: M499270, patent name: direct conduction type multi-drill milling unit head, the most first it is aided with Fig. 3, Fig. 4 of publication And shown in Fig. 5, this Patent Case structure is: a kind of direct conduction type multi-drill milling unit head, including: a body 10, this body 10 is internal axially sets a power spindle 20, and this power spindle 20 fastens several driving bevel gear 21；Number output shaft 24, respectively this output shaft 24 radially loading is located in this body 10, and respectively this output shaft 24 Respectively fasten a passive bevel gear 22, respectively this passive bevel gear 22 Vertical Meshing respectively this driving bevel gear 21；This Outer respectively this output shaft 24 connects a cutter chuck 25 respectively.

But the disappearance of this conventional power head structure is:

1, please be aided with shown in Fig. 4 of publication, this line shaft 20 and output shaft 24 are all hubbed in body 10, The passive bevel gear 22 of this each output shaft 24 is perpendicular with the driving bevel gear 21 of each power spindle 20 to be engaged, Namely the axle center of the axle center of this output shaft 24 and power spindle 20 can coincide in a dotted state, maybe can be claimed this Output shaft 24 and power spindle 20 are located at same plane, and in structure, this output shaft 24 cannot cross power master Axle 20, makes the pivot part between this output shaft 24 and body 10 only have at one, namely indicates the position of figure number 24 The place of putting is pivoted with body 10 phase, and substantially this output shaft 24 quickly rotates on body 10, this output shaft 24 are only pivoted with body 10 phase at one, make this output shaft 24 have less when quickly rotating in body 10 Firm disappearance, this output shaft 24 is i.e. without preferably service life.

2, this power spindle 20 is only pivoted with body 10 phase at two, the pivot at the two of this power spindle 20 If place is positioned at power spindle 20 close at two ends, it is however generally that this power spindle 20 has certain length just can nibble Close eight output shafts 24, this power spindle 20 only at two pivot part i.e. have structure built on the sand.

Because the disappearance of the power head structure of above-mentioned conventional Patent Case, the present inventor is relevant by being engaged in for many years The manufacturing experience of industry, has the product of a power head structure that can solve conventional drawback to come out finally.

Utility model content

Technical problem to be solved in the utility model: between the output shaft of conventional power head structure and body Pivot part only has at one, the first unit head of power head structure of the present utility model and the second unit head and body Between all there are two pivot parts, two pivot parts between this first unit head and the second unit head and body are located at Actuating unit both sides, make this first unit head and the second unit head be hubbed on body the most firm.

The technological means of this utility model solution technical problem: a kind of power head structure, including: a body sets Having the first pivot portion, this first pivot portion is circular hole channel-shaped, this body each side set plural second pivot portion and 3rd pivot portion, this second pivot portion and the 3rd pivot portion are coaxial heart shaped, this plural second pivot portion and the 3rd pivot portion in Linear array shape, before and after this body, both sides are respectively provided with a plurality of 4th pivot portion and Wushu portion, the 4th pivot Portion and Wushu portion are coaxial heart shaped, and these a plurality of 4th pivot portions and Wushu portion are arranged in a linear shape；

One actuating unit, this actuating unit is provided with a plurality of first whirlpool teeth portion, and this actuating unit is provided with the first pivot If portion, this first pivoting part is pivoted mutually with the first pivot portion of body, makes this first whirlpool teeth portion can be in the first pivot portion Interior rotation；

Plural number the first unit head, this each first unit head is hubbed on the second pivot portion and the 3rd pivot portion of body Place, this first unit head is provided with the second pivoting part, and this second pivoting part and the second pivot portion are pivoted mutually, and this is first years old Unit head one end is provided with the 3rd pivoting part, and the 3rd pivoting part and the 3rd pivot portion are pivoted mutually, this second pivoting part And being provided with the second whirlpool teeth portion between the 3rd pivoting part, the first whirlpool teeth portion of this second whirlpool teeth portion and actuating unit is nibbled mutually Closing, this first unit head another end is provided with the first interposed unit, and this first interposed unit projection is the most external, this first folder If portion group can set various cutter, this first interposed unit and the 3rd pivoting part away from；

Plural number the second unit head, this second unit head is hubbed at the 4th pivot portion and the Wushu portion of body, should Second unit head is provided with the 4th pivoting part, and the 4th pivoting part and the 4th pivot portion are pivoted mutually, this second unit head Being provided with the 5th pivoting part away from the 4th pivoting part, the 5th pivoting part and Wushu portion are pivoted mutually, and the 4th It is provided with the 3rd whirlpool teeth portion, the 3rd whirlpool teeth portion and the first whirlpool tooth of actuating unit between pivoting part and the 5th pivoting part Portion is meshed；

This actuating unit is provided with one first axle center, and this first unit head is provided with the second axle center, and this second axle center is not Intersecting with the first axle center, the most at grade, this second unit head is provided with for actuating unit and the first unit head 3rd axle center, the 3rd axle center do not intersects with the first axle center, and the 3rd axle center is not intersected with the second axle center, should Actuating unit, the first unit head and the second unit head the most at grade, the first axle center, the second axle center And the 3rd axle center interlaced, this actuating unit, the first unit head and the second unit head are close to each other.

Further, this body is provided with plural number the second perforation, is provided with an oil spout group, and this oil spout group is located at body On, this oil spout group is provided with plural number service portion, and the quantity of this service portion coordinates the second perforation and engine of body The quantity of the first whirlpool teeth portion of structure, this each service portion be located at each second perforation and with each first whirlpool Teeth portion aligns mutually, and this oil spout group aligns each first whirlpool teeth portion injection oil or oil gas through each service portion.

Further, this each second perforation is located at each 3rd side, pivot portion, and this biperforate quantity is joined Closing the number in the second pivot portion, this biperforate number is four, this second perforation in circular hole, this effect The quantity in portion is four.

Further, this body is provided with second group and sets portion, and this second group of portion of setting is provided with the first venthole and second Venthole, this first venthole and the second venthole be located remotely from each other, and this second group sets portion and be located at the 4th pivot portion On ipsilateral, being provided with one first air valve group, this first air valve group group be located at body second group sets at portion, should First air valve group and second group set gap between portion, this intrinsic gas can set the first of portion via second group Venthole and the second venthole are discharged, and have gap owing to this first air valve group and second group set between portion, and should First venthole and the second venthole away from, the route that this gas is discharged is roundabout shape, and this gas is first by the One venthole enters second group and sets between portion and the first air valve group, then it is external to be discharged this by the second venthole.

Further, this body is provided with plural number the first perforation, and this each first perforation is located at each Wushu portion Side, the quantity of this first perforation coordinates the number in the second pivot portion, this each first perforation in circular hole, if Having plural second air valve group, the quantity of this second air valve group coordinates the quantity of the first perforation, this each second gas Valve group is located at each first perforation of body, and this intrinsic gas can be discharged by the second air valve group, and this is the years old In like L shape inside two air valve groups, the route that this gas is discharged is the roundabout shape of L path.

Further, this body is provided with plural first group and sets portion, is provided with plural number sandwiched part, and this sandwiched part group sets Setting at portion first group of body, this sandwiched part is provided with the second interposed unit, and this second interposed unit is available for various cutter Tool sandwiched.

Further, this each first group of portion of setting is located at each 4th side, pivot portion, this first group number setting portion Amount coordinates the second pivot portion or the quantity in the 4th pivot portion, this first group quantity setting portion as four, this sandwiched part Quantity coordinates first group of quantity setting portion, and the quantity of this sandwiched part is four.

Further, it is provided with the first pivoting part between the teeth portion of each two the first whirlpool, this second pivot portion and the 3rd pivot portion Quantity be respectively four, the quantity in the 4th pivot portion and Wushu portion is identical with the second pivot portion number, the 4th The quantity in pivot portion and Wushu portion is respectively four, and the number of this first whirlpool teeth portion coordinates the second pivot portion of body Number, the number of this first whirlpool teeth portion is four, and the quantity of this first unit head coordinates the second pivot portion of body And the 3rd quantity in pivot portion, the quantity of this first unit head is four, and the quantity of this second unit head coordinates this 4th pivot portion and the quantity in Wushu portion of body, the quantity of this second unit head is four, this second unit head Structure identical with the structure of the first unit head.

Further, this first unit head is provided with plural number screw piece, and this first unit head is provided with four first knots Conjunction portion sets for screw piece phase spiral shell, makes this first unit head group be located on body and can take off on body, and this is the years old One unit head is provided with lid, and this lid is located in the first interposed unit and covers on the first unit head.

Effect against existing technologies: between this first unit head and the second unit head and body, all there are two pivots If place, two pivot parts between this first unit head and body are located at actuating unit both sides, the second power power head And two pivot parts between body are also provided in actuating unit both sides, make this first unit head and the second unit head pivot Being located on body and all have two structures that are pivoted, structure is the most firm, this first unit head and the second unit head tool There is preferably service life.The first pivoting part it is provided with between each two the first whirlpool teeth portion of this actuating unit One pivot portion is pivoted mutually, makes the pivot part between this actuating unit and body with more than at least three, makes this power There is between mechanism and body the structure that is most preferably pivoted.

For making auditor and knowing technique personage effect of the present utility model is understood completely, hereby coordinate attached After figure and label are illustrated in regard to structure of the present utility model, composition, but the following stated person is intended merely to explain this The embodiment of utility model, is not intended to do this utility model according to this any pro forma restriction, thus all Being under spirit of the present utility model, any modification change made all must belong to protection of the present utility model Scope.

Below in conjunction with the drawings and specific embodiments, this utility model is described in detail.

Accompanying drawing explanation

Fig. 1 is the three-dimensional exploded view of this utility model power head structure；

Fig. 2 is the axonometric chart of this utility model power head structure body；

Fig. 3 is the three-dimensional exploded view of this utility model power head structure the first unit head；

Fig. 4 is the three-dimensional combination figure of this utility model power head structure the first unit head；

Fig. 5 is the three-dimensional combination figure of this utility model power head structure；

Fig. 6 is the axonometric chart at another visual angle of this utility model power head structure；

Fig. 7 is the three-dimensional combination figure of this utility model power head structure portion of element；

Fig. 8 is the front view of this utility model power head structure portion of element；

Fig. 9 is the top view of this utility model power head structure portion of element；

Figure 10 is the axonometric chart at another visual angle of this utility model power head structure portion of element；

Figure 11 is the front view of this utility model power head structure；

Figure 12 is the A-A sectional view of this utility model Figure 11.

Description of reference numerals: 10-body；11-the first pivot portion；12-the second pivot portion；121-the 3rd pivot portion； 13-the 4th pivot portion；131-Wushu portion；14-first group sets portion；15-second group sets portion；151-first goes out Pore；152-the second venthole；16-first bores a hole；17-second bores a hole；20-actuating unit；21-first Whirlpool teeth portion；22-the first pivoting part；30-the first unit head；31-the second pivoting part；32-the 3rd pivoting part； 33-the second whirlpool teeth portion；34-the first interposed unit；35-screw piece；36-lid；40-the second unit head；41- 4th pivoting part；42-the 5th pivoting part；43-the 3rd whirlpool teeth portion；50-sandwiched part；51-the second interposed unit； 60-the first air valve group；61-the second air valve group；70-oil spout group；71-service portion.

Detailed description of the invention

Referring firstly to shown in Fig. 1 to Fig. 4, Fig. 1 is the three-dimensional exploded view of this utility model power head structure, Fig. 2 is the axonometric chart of this utility model power head structure body 10, and Fig. 3 is this utility model unit head knot The three-dimensional exploded view of the first unit head 30 of structure, Fig. 4 is the first power of this utility model power head structure The three-dimensional combination figure of 30, this utility model is about a kind of power head structure, and this power head structure uses and exists To process various workpiece on toolroom machine, comprising:

One body 10, please be aided with shown in Fig. 2, and this body 10 is provided with in the first pivot portion 11 axially penetrated through, This first pivot portion 11 in circular hole channel-shaped, this body 10 each side set plural second pivot portion 12 and Three pivot portions 121, this second pivot portion 12 and the 3rd pivot portion 121 in coaxial heart shaped, this plural second pivot portion 12 And the 3rd pivot portion 121 be arranged in a linear shape, the quantity in this second pivot portion 12 and the 3rd pivot portion 121 is respectively four Individual, before and after this body 10, both sides are respectively provided with a plurality of 4th pivot portion 13 and Wushu portion 131, and the 4th Pivot portion 13 and Wushu portion 131 in coaxial heart shaped, these a plurality of 4th pivot portions 13 and Wushu portion 131 in Linear array shape, the quantity in the 4th pivot portion 13 and Wushu portion 131 is identical with the second pivot portion 12 number, The quantity in the 4th pivot portion 13 and Wushu portion 131 is respectively four, and this body 10 is provided with plural first group and sets Portion 14, this each first group sets portion 14 and is located at each 4th side, pivot portion 13, and this first group sets portion 14 Quantity coordinates the second pivot portion 12 or quantity in the 4th pivot portion 13, this first group quantity setting portion 14 as four, This body 10 is provided with second group and sets portion 15, and this second group sets portion 15 and be provided with the first venthole 151 and second and go out Pore 152, please be aided with shown in Figure 11, and this first venthole 151 is located remotely from each other with the second venthole 152, This second group sets portion 15 and the 4th pivot portion 13 is located on ipsilateral, and this body 10 is provided with plural number the first perforation 16, this each first perforation 16 is located at side, each Wushu portion 131, and the quantity of this first perforation 16 is joined Close the number in the second pivot portion 12, this first perforation 16 number be four, this each first perforation 16 in Circular hole, this body 10 is provided with plural number the second perforation 17, and this each second perforation 17 is located at each 3rd pivot Side, portion 121, the quantity of this second perforation 17 coordinates the number in the second pivot portion 12, this second perforation 17 Number be four, the second perforation is 17 in circular hole, and body 10 is tetragon body shape；

One actuating unit 20, this actuating unit 20 is provided with a plurality of first whirlpool teeth portion 21, this first whirlpool teeth portion The number of 21 coordinates the number in the second pivot portion 12, and the number of this first whirlpool teeth portion 21 is four, each two The first pivoting part 22 it is provided with, this first pivoting part 22 and the first pivot portion 11 of body 10 between one whirlpool teeth portion 21 It is pivoted mutually, makes this first whirlpool teeth portion 21 can rotate in the first pivot portion 11；

Plural number the first unit head 30, please be aided with shown in Fig. 3 and Fig. 4, and the quantity of this first unit head 30 is joined Close the second pivot portion 12 of body 10 and the number of the first whirlpool teeth portion 21 of the 3rd pivot portion 121 and actuating unit 20 Amount, the quantity of this first unit head 30 is four, and this each first unit head 30 runs through and is hubbed on body 10 The second pivot portion 12 and the 3rd pivot portion 121 at, this first unit head 30 is provided with the second pivoting part 31, and this is years old Two pivoting parts 31 are pivoted with the second pivot portion 12 phase, and this first unit head 30 one end is provided with the 3rd pivoting part 32, 3rd pivoting part 32 is pivoted with the 3rd pivot portion 121 phase, this second pivoting part 31 and the 3rd pivoting part 32 Between be provided with the second whirlpool teeth portion 33, this second whirlpool teeth portion 33 can be with the first whirlpool teeth portion 21 phase of actuating unit 20 Engagement, this first unit head 30 other end is provided with the first interposed unit 34, this first interposed unit 34 projection body Outside 10, this first interposed unit 34 group can set various cutter such as milling cutter, lathe tool or drill bit, this first interposed unit 34 are provided with four the first joint portions for screw pieces with the 3rd pivoting part 32 away from, this first unit head 30 35 phase spiral shells set, and make this first unit head 30 groups be located on body 10 and can take off on body 10, this lid Body 36 is located in the first interposed unit 34 and covers on the first unit head 30, and this first unit head 30 groups sets After the most as shown in Figure 4；

Plural number the second unit head 40, the quantity of this second unit head 40 coordinates the 4th pivot portion 13 of body 10 And the quantity of the first whirlpool teeth portion 21 of Wushu portion 131 and actuating unit 20, this second unit head 40 Quantity is four, and this second unit head 40 runs through the 4th pivot portion 13 and the Wushu portion being hubbed on body 10 At 131, this second unit head 40 is provided with the 4th pivoting part 41, the 4th pivoting part 41 and the 4th pivot portion 13 Being pivoted mutually, this second unit head 40 is provided with the 5th pivoting part 42 away from the 4th pivoting part 41, this Wushu If portion 42 is pivoted with Wushu portion 131 phase, between the 4th pivoting part 41 and the 5th pivoting part 42, it is provided with Three whirlpool teeth portion 43, the 3rd whirlpool teeth portion 43 can be meshed with the first whirlpool teeth portion 21 of actuating unit 20, should The structure of the second unit head 40 is identical with the first unit head 30；

This actuating unit 20 has one first axle center, and this first unit head 30 has the second axle center, and this is second years old Axle center is not intersected with the first axle center, namely actuating unit 20 and the first unit head 30 are the most at grade, This second unit head 30 has the 3rd axle center, and the 3rd axle center is not intersected with the first axle center, the 3rd axle center Not intersecting with the second axle center, this actuating unit 20, first unit head 30 and the second unit head 40 do not exist On same plane, namely the first axle center, the second axle center and the 3rd axle center are interlaced, this actuating unit 20, First unit head 30 and the second unit head 40 are close to each other；

Plural number sandwiched part 50, this sandwiched part 50 groups be located at body 10 first group sets at portion 14, this sandwiched The quantity of part 50 coordinates first group of quantity setting portion 14, and the quantity of this sandwiched part 50 is four, this sandwiched Part 50 is provided with the second interposed unit 51, and this second interposed unit 51 is available for various cutter sandwiched；

One first air valve group 60, this first air valve group 60 groups be located at body 10 second group sets at portion 15, This first air valve group 60 and second group set has gap between portion 15, and the gas in this body 10 can be via second Group sets first venthole 151 in portion 15 and the second venthole 152 is discharged, due to this first air valve group 60 with Second group sets and has gap between portion 15, and this first venthole 15 and the second venthole 152 away from, therefore The route that this gas is discharged is roundabout shape, and first entered second group by the first venthole 151 sets portion 15 to this gas And between the first air valve group 60, then discharged outside body 10 by the second venthole 152；

Plural number the second air valve group 61, the quantity of this second air valve group 61 coordinates the quantity of the first perforation 16, should Each second air valve group 61 is located at each first perforation 16 of body 10, the number of this second air valve group 61 Amount is four, and the gas in this body 10 also can be discharged by the second air valve group 61, this second air valve group 61 Internal in like L shape, therefore the route of this gas discharge is the roundabout shape of L path；

One oil spout group 70, this oil spout group 70 is located at the appropriate position of body 10, and this oil spout group 70 is provided with Plural number service portion 71, the quantity of this service portion 71 coordinates the second perforation 17 and actuating unit 20 of body 10 The quantity of the first whirlpool teeth portion 21, the quantity of this service portion 71 is four, and this each service portion 71 wears Aligning at each second perforation 17 and with each first whirlpool teeth portion 21 phase, this oil spout group 70 is through each Service portion 71 aligns each first whirlpool teeth portion 21 and sprays oil or oil gas, to maintain the first whirlpool teeth portion 21 and Lubricating effect when two whirlpool teeth portion 33 and the 3rd whirlpool teeth portion 43 are meshed, when this service portion 71 sprays oil gas After can make the atmospheric pressure more than extraneous air of the atmospheric pressure in this body 10, now this gas can be by the first gas Valve group 60 and the second air valve group 61 are discharged, to reach effect of decompression.

Continuing with seeing shown in Fig. 5 and Fig. 6, Fig. 5 is the three-dimensional combination figure of this utility model power head structure, Fig. 6 is the axonometric chart at another visual angle of this utility model power head structure, diagram can be best illustrated in, this power Mechanism 20 is hubbed at the first pivot portion 11 of body 10, and this each first unit head 30 runs through and is hubbed on this At each second pivot portion 12 of body 10 and the 3rd pivot portion 121, this each second unit head 40 runs through and is pivoted At each 4th pivot portion 13 and Wushu portion 131 of body 10, this each sandwiched part 50 groups is located at often One first group sets at portion 14, and this first air valve group 60 groups is located at second group and sets at portion 15, and this is each second years old Air valve group 61 is located at each first perforation 16, and this oil spout group 70 is located on body 10, this oil spout group 70 Each service portion 71 be located in each second perforation 17 at.

Referring to shown in Fig. 7 to Figure 10, Fig. 7 is the solid of this utility model power head structure portion of element Constitutional diagram, Fig. 8 is the front view of this utility model power head structure portion of element, and Fig. 9 is this utility model The top view of power head structure portion of element, Figure 10 be this utility model power head structure portion of element another The axonometric chart at visual angle, can be best illustrated in by diagram, and the first pivoting part 22 of this actuating unit 20 is hubbed on this At first pivot portion 11 of body 10, this first unit head 30 is hubbed on the second pivot portion 12 and of body 10 At three pivot portions 121, this second unit head 40 is hubbed on the 4th pivot portion 13 and Wushu portion 131 of body 10 Place, the second whirlpool teeth portion 33 of this first unit head 30 and the 3rd whirlpool teeth portion 43 of the second unit head 40 are respectively Perpendicular with the first whirlpool teeth portion 21 of actuating unit 20 engage, this actuating unit 20, first unit head 30 And between the second unit head 40, the axle center of three is staggered and mutual and misaligned.

Continuing with seeing shown in Figure 11 and Figure 12, Figure 11 is the front view of this utility model power head structure, Figure 12 is the A-A sectional view of this utility model Figure 11, diagram can be best illustrated in, the of this body 10 Two groups set and are provided with the first venthole 151 and the second venthole 152 at portion 15, this first venthole 151 and Two ventholes 152 are located remotely from each other, and this second venthole 152 slightly protrudes from second group and sets outside portion 15, and this is years old Two ventholes 152 are outside with body 10 to be communicated, and this first air valve group 60 groups is located at second group and sets at portion 15, Oil is sprayed when each service portion 71 of this oil spout group 70 aligns each first whirlpool teeth portion 21 of actuating unit 20 Or after oil gas is lubricated, the atmospheric pressure in this body 10 can be more than the atmospheric pressure of body 10 extraneous air, Now this gas can be discharged via second group of first venthole 151 setting portion 15 and the second venthole 152, Gap is had between portion 15 owing to this first air valve group 60 and second group set, and this first venthole 15 and Two ventholes 152 away from, therefore the route that this gas is discharged is roundabout shape, and this gas is first by the first venthole 151 enter second group sets between portion 15 and the first air valve group 60, is more gradually discharged this by the second venthole 152 Body 10 is outer to reach effect of decompression.

Another embodiment of this utility model, this body 10 is not provided with the 4th pivot portion 13 and Wushu portion 131, Namely it being not provided with the second unit head 40, this body 10 is not provided with first group and sets portion 14, is the most also not provided with folder If part 50.Another embodiment of this utility model, this body 10 is not provided with second group and sets portion 15, is also not provided with First air valve group 60, this body 10 is not provided with the first perforation 16 and is also not provided with the second air valve group 61.This reality By another embodiment novel, this body 10 is not provided with the second perforation 17 and is also not provided with oil spout group 70.

Power head structure of the present utility model has a following advantage:

1, the first whirlpool teeth portion 21 phase of the second whirlpool teeth portion 33 of this first unit head 30 and actuating unit 20 Engagement, the 3rd whirlpool teeth portion 43 of this second unit head 40 is meshed with the first whirlpool teeth portion 21, by whirlpool tooth Portion engages each other structure, makes between this actuating unit the 20, first unit head 30 and second unit head 40, and three The axle center of person is staggered and the most misaligned, and this first unit head 30 can be hubbed on the second pivot of body 10 At portion 12 and the 3rd pivot portion 121, this second unit head 40 can be hubbed on the 4th pivot portion 13 of body 10 And at Wushu portion 131, between this first unit head 30 and the second unit head 40 and body 10, all have two Individual pivot part, two pivot parts between this first unit head 30 and body 10 are located at the two of actuating unit 20 Side, two pivot parts between the second power power 40 and body 10 are also provided in the both sides of actuating unit 20, Make this first unit head 30 and the second unit head 40 be hubbed on body 10 all to have two and be pivoted structure relatively For robust structure, this first unit head 30 and the second unit head 40 have preferably service life.

2, it is provided with the first pivoting part 22 with first between each two the first whirlpool teeth portion 21 of this actuating unit 20 Pivot portion 11 phase is pivoted, and makes the pivot part between this actuating unit 20 and body 10 with more than at least three, This utility model is provided with five pivot parts, makes have, between this actuating unit 20 and body 10, the structure that is most preferably pivoted.

3, the second interposed unit 51 of this sandwiched part 50 is available for various cutter sandwiched, as made this for drill bit sandwiched Workpiece is processed by the cutter of second 51 sandwicheds of interposed unit of sandwiched part 50 with not rotating manner.

4, this oil spout group 70 is provided with plural number actuating member 71, and this each actuating member 71 can align each the respectively One whirlpool teeth portion the 21, second whirlpool teeth portion 33 and the 3rd whirlpool teeth portion 43 place of being meshed give oil spout or oil-air lubrication, This actuating unit 20, first unit head 30 and the second unit head 40 is made to have more preferably service life.

5, referring again to shown in Figure 11 and Figure 12, when each service portion 71 of this oil spout group 70 is to positive drive After each first whirlpool teeth portion 21 of force mechanisms 20 sprays oil or oil gas is lubricated, big in this body 10 Air pressure can be more than the atmospheric pressure of body 10 extraneous air, and this gas can set the first of portion 15 via second group and go out Pore 151 and the second venthole 152 are discharged, and have between portion 15 owing to this first air valve group 60 and second group set Gap, and this first venthole 15 and the second venthole 152 are away from, therefore the route that this gas is discharged In roundabout shape, first being entered second group by the first venthole 151 sets portion 15 and the first air valve group 60 in this gas system Between, more gradually discharged body 10 by the second venthole 152 outer to reach effect of decompression.

6, this second air valve group 61 is internal in like L shape, when the service portion 71 of this oil spout group 70 aligns After first whirlpool teeth portion 21 sprays oil or oil gas is lubricated, the gas in this body 10 also can be by the second air valve Group 61 discharge, owing to the L-shaped of this second air valve group 61 designs, making this gas is that circuitous path is gradually discharged.

Power head structure the most of the present utility model has industry applications, novelty and progressive, really can accord with Closing the application important document of utility model patent, files an application in whence in accordance with the law.

Claims

1. a power head structure, it is characterised in that: including:

One body, this body is provided with the first pivot portion, and this first pivot portion is circular hole channel-shaped, the left and right two of this body Side respectively sets plural second pivot portion and the 3rd pivot portion, and this second pivot portion and the 3rd pivot portion are coaxial heart shaped, this plural number Second pivot portion and the 3rd pivot portion are arranged in a linear shape, and before and after this body, both sides are respectively provided with a plurality of 4th pivot portion And Wushu portion, the 4th pivot portion and Wushu portion are coaxial heart shaped, these a plurality of 4th pivot portion and Wushus Portion is arranged in a linear shape；

2. power head structure as claimed in claim 1, it is characterised in that: this body is provided with plural number second Perforation, is provided with an oil spout group, and this oil spout group is located on body, and this oil spout group is provided with plural number service portion, this work The second perforation of body and the quantity of the first whirlpool teeth portion of actuating unit, this each effect is coordinated by the quantity in portion Portion is located at each second perforation and aligns mutually with each first whirlpool teeth portion, and this oil spout group passes through each effect Portion aligns each first whirlpool teeth portion injection oil or oil gas.

3. power head structure as claimed in claim 2, it is characterised in that: this each second perforation is located at Each 3rd side, pivot portion, this biperforate quantity coordinates the number in the second pivot portion, this biperforate number Mesh is four, and this second perforation is in circular hole, and the quantity of this service portion is four.

4. power head structure as claimed in claim 2, it is characterised in that: this body is provided with second group and sets Portion, this second group of portion of setting is provided with the first venthole and the second venthole, this first venthole and the second venthole Being located remotely from each other, this second group sets portion and the 4th pivot portion and is located on ipsilateral, be provided with one first air valve group, and this is the years old One air valve group group be located at body second group sets at portion, and this first air valve group and second group set gap between portion, This intrinsic gas can be discharged via second group of first venthole setting portion and the second venthole, due to this One air valve group and second group set gap between portion, and this first venthole and the second venthole away from, should The route that gas is discharged is roundabout shape, and this gas is first entered second group by the first venthole and sets portion and the first air valve Between group, then it is external to be discharged this by the second venthole.

5. power head structure as claimed in claim 4, it is characterised in that: this body is provided with plural number first Perforation, this each first perforation is located at side, each Wushu portion, and the quantity of this first perforation coordinates the second pivot The number in portion, this each first perforation, in circular hole, is provided with plural second air valve group, this second air valve group Quantity coordinates the quantity of the first perforation, and this each second air valve group is located at each first perforation of body, should Intrinsic gas can be discharged by the second air valve group, and in like L shape inside this second air valve group, this gas is arranged The route gone out is the roundabout shape of L path.

6. power head structure as claimed in claim 5, it is characterised in that: this body is provided with plural number first Group sets portion, is provided with plural number sandwiched part, and this sandwiched part group be located at body first group sets at portion, and this sandwiched part sets Having the second interposed unit, this second interposed unit is available for various cutter sandwiched.

7. power head structure as claimed in claim 6, it is characterised in that: this each first group of portion of setting sets In each 4th side, pivot portion, this first group of quantity setting portion coordinates the second pivot portion or the quantity in the 4th pivot portion, This first group quantity setting portion is as four, and the quantity of this sandwiched part coordinates first group of quantity setting portion, this sandwiched The quantity of part is four.

8. the power head structure as described in claim 1,2,4,5 or 6, it is characterised in that: each two Being provided with the first pivoting part between the first whirlpool teeth portion, the quantity in this second pivot portion and the 3rd pivot portion is respectively four, and this is years old The quantity in four pivot portions and Wushu portion is identical with the second pivot portion number, the 4th pivot portion and the quantity in Wushu portion Being respectively four, the number of this first whirlpool teeth portion coordinates the number in the second pivot portion of body, this first whirlpool teeth portion Number is four, and the quantity of this first unit head coordinates the second pivot portion and the quantity in the 3rd pivot portion of body, should The quantity of the first unit head is four, and the quantity of this second unit head coordinates the 4th pivot portion and Wushu of body The quantity in portion, the quantity of this second unit head is four, the structure of this second unit head and the first unit head Structure is identical.

9. the power head structure as described in claim 1,2,4,5 or 6, it is characterised in that: this is first years old Unit head is provided with plural number screw piece, and this first unit head is provided with four the first joint portions and sets for screw piece phase spiral shell, Making this first unit head group be located on body and can take off on body, this first unit head is provided with lid, should Lid is located in the first interposed unit and covers on the first unit head.