TWI799079B - Angle-adjustable power tools - Google Patents

Abstract

The present invention is an angle-adjustable power tool, which includes a handle, an actuating head and a positioning group. The handle is provided with a locking seat, which is fixed on the top of the handle and faces The actuating head is provided with a communicating groove, the actuating head is rotatably combined with the handle and is provided with a pivot seat and a head, the pivot seat is arranged at the bottom of the actuating head and is rotatably connected to the handle The handle is combined so that the clamping seat is located between the top of the handle and the pivot seat, the head is arranged on the top of the actuating head and connected with the pivot seat, and the positioning group is arranged on the handle and the pivot seat. A positioning seat, an elastic part and a trigger part are arranged between the actuating heads, so as to provide a power tool with a simplified structure and accurate positioning with adjustable angle.

Description

Angle-adjustable power tools

The invention relates to a power tool, in particular to a power tool with simple structure and accurate positioning, which can adjust the angle.

Existing power tools can be driven by electricity or gas to process workpieces. Existing power tools are provided with a handle and an actuating head combined with the handle. When the user holds the handle and uses the actuating head to When the workpiece is being processed, if the relative position between the user and the workpiece cannot be processed through the actuating head, it will be relatively inconvenient to use. The pivoting device adjusts the angle of the actuating head relative to the handle through the pivoting device, allowing the user to process the workpiece at an appropriate angle.

However, although existing power tools can adjust the angle between the actuating head and the handle by arranging the pivoting device to achieve the effect of convenient use, the pivoting device located between the actuating head and the handle lacks The structure can be stably positioned, so that the angle-adjusted actuator may swing relative to the handle during processing, which is likely to cause damage to the workpiece and endanger work safety. Furthermore, if the existing power tool is driven by gas At the same time, in order to accurately transmit the gas to the actuating head through the handle and the pivoting device, the existing power tool needs to set a complex and difficult-to-process gas flow between the handle, the pivoting device and the actuating head. Therefore, relative to the increase in the cost and time required for manufacturing, in summary, the existing power tools have some areas that need to be improved.

In order to solve the problem that after adjusting the angle of the actuator head in the existing power tools, the actuator head is easy to swing relative to the handle during the processing, and the shape of the handle, the pivoting device and the actuator head is complicated. Moreover, the gas channel that is not easy to process increases the cost and time required for manufacturing. The positioning group, so that the actuating head can be firmly combined with the handle after adjusting the angle, and through the arrangement of space and structure, a streamlined flow channel is formed between the handle and the actuating head, so as to provide The utility model relates to an angle-adjustable power tool with a simplified structure and accurate positioning.

Based on the above purpose, the present invention is to provide an angle-adjustable power tool, which is provided with a handle, an actuating head and a positioning group, wherein: the handle is provided with a clamping seat, and the clamping seat is fixed on The top of the handle faces the actuating head, and the clamping seat is provided with a communication groove inside; the actuating head is rotatably combined with the handle and is provided with a pivot seat and a head, the pivot seat It is arranged at the bottom of the actuating head and is rotatably combined with the handle so that the clamping seat is located between the top of the handle and the pivot seat. The swivel seat is connected; and the positioning group is arranged between the handle and the actuating head and is provided with a positioning seat, an elastic member and a trigger member, and the positioning seat is rotatably and movablely arranged on the handle and In the middle part, there is a positioning plate which can be moved in the communication groove of the clamping seat and selectively clamped with the clamping seat. abut against each other, push against the positioning seat and engage with the clamping seat, the triggering member is rotatably arranged on the top of the handle and abuts against one side of the positioning seat, when the triggering member is positioned relative to the When the seat rotates, it will drive the positioning seat to separate from the clamping seat and compress the elastic member, and the angle of the actuating head relative to the handle can be adjusted through the rotation of the pivot seat relative to the handle, and after adjustment, the angle of the actuating head can be adjusted through the The compressed elastic member moves the positioning seat towards the locking seat and engages with it for positioning.

Further, as in the aforementioned angle-adjustable power tool, wherein the positioning seat is provided with at least one sliding slot on the outer surface, the side of the pulling member facing the positioning seat is provided with at least one protrusion, and the at least one protrusion It can be selectively arranged in the at least one sliding slot or abut against the outer surface of the positioning seat, so that the positioning seat can be separated from the locking seat with the rotation of the pulling member.

Still further, the angle-adjustable power tool described above, wherein the positioning seat is provided with a connecting head and a moving seat, the connecting head is arranged at one end of the positioning seat and is located in the communication groove of the clamping seat and faces the pivot. Rotary seat, the connecting head is fixedly combined with the pivoting seat, the positioning plate is combined with the connecting head, the linkage seat is arranged at the end of the positioning seat away from the connecting head, and the at least one sliding card of the positioning seat The groove is arranged on the side of the linkage seat away from the positioning plate.

Preferably, as the above-mentioned angle-adjustable power tool, wherein the pivot base is provided with a set of holes, the sleeve holes are recessed on the outer surface of the pivot base away from the handle, and the connector is provided with a A fixing hole and a fixing piece, the fixing hole is axially recessed in the connecting head and is linearly opposite to the sleeve hole, the fixing piece is connected with the sleeve hole on the side of the pivot seat away from the handle The fixing hole is fixedly combined, so that the positioning seat is fixedly combined with the pivoting seat through the connecting head.

Preferably, the angle-adjustable power tool described above, wherein the handle is provided with a receiving groove and a pivoting groove, the receiving groove traverses through the top of the handle and faces the actuating head, and the pivoting groove A groove is recessed on the top of the handle and communicates with the accommodating groove, the clamping seat is fixed in the pivoting groove, and the linkage seat extends into the pivoting groove through the communicating groove of the clamping seat and the pivoting groove in the holding tank.

Preferably, the angle-adjustable power tool as mentioned above, wherein: the handle is provided with a housing and a coupling head, the coupling head is provided on the top of the housing and communicated with the housing, the accommodating groove And the pivoting groove is formed on the joint head, and the joint head is longitudinally provided with a communicating air groove below the pivoting groove, and the communicating air groove communicates with the pivoting groove and the housing; At least one communication hole is provided radially through the surface, and the at least one communication hole communicates with the communication groove, and an annular groove is recessed on the outer surface of the clamping seat, and the annular groove is connected to the communication groove through the at least one communication hole. communicate with each other; and the pivot seat is provided with a joint groove and an air passage, the joint groove is laterally recessed on the side of the pivot seat facing the joint head, and the clamping seat protrudes from the joint head and is accommodated in the joint In the groove, the air channel is longitudinally formed inside the pivot seat and communicates with the ring groove of the clamping seat through the combining groove.

Preferably, as the aforementioned angle-adjustable power tool, wherein the clamping seat is provided with several clamping units arranged in a ring and facing the actuating head on a side surface adjacent to the pivot groove, the positioning plate is A positioning structure is provided on the side facing the clamping seat provided with several clamping units, and the positioning structure can be clamped and combined with each clamping unit of the clamping seat.

Preferably, as the aforementioned angle-adjustable power tool, wherein the clamping seat is recessed on the outer surface adjacent to the several clamping units with a limiting groove spaced apart from the annular groove, the number of the pivoting seat A plurality of pivot bolts, the several pivot bolts are transversely arranged on the pivot seat and combined with the limit groove of the locking seat, and the pivot seat is pivotally combined with the coupling head.

Preferably, as the angle-adjustable power tool mentioned above, the positioning seat is provided with a plurality of annular sliding slots arranged at intervals on the linkage seat.

Preferably, the angle-adjustable power tool mentioned above, wherein the elastic member is sheathed on the outer surface of the connector of the positioning seat and abuts against the positioning disc, and the positioning group is provided with a The abutting ring abutting against the elastic member makes the two ends of the elastic member abut against the positioning plate and the abutting ring respectively.

With the above-mentioned technical features, when the angle-adjustable power tool of the present invention is in use, only by rotating the trigger member relative to the linkage seat, the positioning seat can be driven to move relative to the coupling head, so that the positioning The positioning structure of the disk is separated from each clamping unit of the clamping seat, so that the positioning seat is no longer limited by the clamping of the clamping seat, and the user can rotate the actuating head according to his needs to change its relative grip. The angle of the handle, and after the angle is adjusted, the compressed elastic member can automatically push against the positioning seat and move towards the joint head, so that the positioning plate and the clamping seat are clamped, and the clamping seat can be passed through the clamping seat. , the structural relationship between the positioning seat and the linkage seat, stably and accurately locate the angle of the actuating head relative to the handle, and avoid the swing of the actuating head relative to the handle during processing, which will cause damage to the workpiece and A situation that endangers industrial safety occurs; and by providing the communication air groove on the joint head, the communication groove on the clamping seat, the at least one communication hole, the ring groove and the pivot seat to provide air passages, The high-pressure gas that enters through the casing can enter the head of the actuator through the communication gas groove, communication groove, communication hole, ring groove and the air passage of the simple structure configuration, so as to drive the head to process the workpiece , it is not necessary to set up a complex-shaped and difficult-to-process gas channel, which can effectively reduce the cost and time required for manufacturing; , the communication hole, the annular groove and the airway enter the head, so as to provide a power tool with a simplified structure and accurate positioning with adjustable angle.

10: handle

11: storage tank

12: Pivot slot

13: card seat

131: card setting unit

132: lock piece

133: Connecting slot

134: Connecting hole

135: ring groove

136: limit slot

14: shell

15: Combined head

151: Connected air groove

16: Locking seat

20: Actuating head

21: Pivot seat

211: combination slot

212: Set hole

213: airway

214: Pivot bolt

22: head

30: Positioning group

31: positioning seat

32: Elastic parts

33: Wrench

331: convex part

34: connector

341: Fixing hole

342:Fixer

35: positioning plate

351: Positioning structure

36: Connecting seat

361: sliding card slot

37: abutment ring

Fig. 1 is a perspective view of a preferred embodiment of the present invention.

Fig. 2 is another perspective view of the preferred embodiment of the present invention.

Fig. 3 is a three-dimensional exploded view of a part of a preferred embodiment of the present invention.

Fig. 4 is an exploded perspective view of another part of the preferred embodiment of the present invention.

Fig. 5 is a cross-sectional side view of a preferred embodiment of the present invention.

Fig. 6 is a cross-sectional side view of a preferred embodiment of the present invention along the section line A-A of Fig. 5 .

Fig. 7 is a sectional side view of a preferred embodiment of the present invention along the section line B-B of Fig. 5 .

Fig. 8 is a schematic diagram of the operation of the cross-sectional side view of adjusting the angle of the preferred embodiment of the present invention (rotated).

Fig. 9 is a schematic view (rotated) of the angle adjustment operation in the preferred embodiment of the present invention.

Fig. 10 is a top sectional view of a preferred embodiment of the present invention after angle adjustment.

Fig. 11 is a perspective cross-sectional view of a preferred embodiment of the present invention after angle adjustment.

In order to understand the technical characteristics and practical effects of the present invention in detail, and to realize them according to the contents of the specification, the preferred embodiments shown in the drawings are further described in detail as follows:

The present invention is an angle-adjustable power tool, and its preferred embodiment is shown in Figures 1 to 4, which includes a handle 10, an actuating head 20 and a positioning group 30, wherein:

As shown in Figures 1 to 4, the handle 10 is provided with an accommodating groove 11, a pivoting groove 12 and a locking seat 13, the accommodating groove 11 runs through the top of the handle 10 transversely and faces the actuating Head 20, the pivoting slot 12 is recessed laterally on the top of the handle 10 and communicates with the receiving slot 11, preferably, the inner diameter of the pivoting slot 12 is larger than the inner diameter of the receiving slot 11 , so that a step is formed between the pivoting groove 12 and the receiving groove 11, further, the handle 10 is provided with a casing 14 and a coupling head 15, the casing 14 is hollow and can be connected with a high-pressure air source connected, the coupling head 15 is provided on the top of the housing 14 through a locking seat 16 as shown in FIG. On the coupling head 15, the clamping seat 13 is fixed in the pivot groove 12 and protrudes from the coupling head 15. Preferably, the clamping seat 13 is provided with several locking pieces 132 passing through the coupling head 15 , fixedly combined with the coupling head 15 through the plurality of locking pieces 132, the clamping seat 13 is provided with several clamping units 131 arranged in a ring and facing the actuating head 20 on a side surface adjacent to the pivoting groove 12 Preferably, each clamping unit 131 is a tooth portion, and the clamping seat 13 is provided with a communication groove 133 axially penetrating the clamping seat 13 on the side away from the several clamping units 131. At least one communication hole 134 is radially penetrated on the outer surface of the clamping seat 13 away from the plurality of clamping units 131. The at least one communication hole 134 communicates with the communication groove 133. The clamping seat 13 is recessed on the outer surface. An annular groove 135 is provided, and the annular groove 135 communicates with the communicating groove 133 through the at least one communicating hole 134. Furthermore, the clamping seat 13 is recessed with a groove corresponding to the clamping unit 131 on the outer surface adjacent to the plurality of clamping units 131. The ring groove 135 is spaced apart from the limit groove 136 , and the joint head 15 is longitudinally provided with a communication air groove 151 below the pivot groove 12 , and the communication air groove 151 communicates with the pivot groove 12 and the housing 14 .

As shown in Figures 3 and 4, the actuating head 20 is pivotally combined with the handle 10, the actuating head 20 is provided with a pivot seat 21 and a head 22, the pivot seat 21 is located on the The bottom of the actuating head 20 is an annular structure. The pivot base 21 is rotatably combined with the joint head 15 of the handle 10. The pivot base 21 is provided with a joint groove 211 and a set of holes 212. , an air passage 213 and several pivot bolts 214, the combination The groove 211 is recessed laterally on the side of the pivot seat 21 facing the coupling head 15, and the part of the clamping seat 13 protruding from the coupling head 15 is accommodated in the coupling groove 211, so that the clamping seat 13 is set Between the pivot groove 12 of the coupling head 15 and the coupling groove 211 of the pivot base 21 , the sleeve hole 212 is recessed on the outer surface of the pivot base 21 away from the coupling head 15 and connected to the coupling groove 211 The air passage 213 is longitudinally formed inside the pivot seat 21 and communicates with the ring groove 135 of the locking seat 13 through the coupling groove 211, and the several pivot bolts 214 are transversely arranged on the pivot seat. 21 and combined with the limit groove 136 of the card seat 13, the pivot seat 21 is pivotally combined with the joint head 15, wherein when the pivot seat 21 moves relative to the joint head 15, the several The pivot bolt 214 can move in the limiting groove 136. The head 22 is arranged on the top of the actuating head 20 and connected with the pivot seat 21. The head 22 is provided with components such as a cylinder, a rotor and a steering assembly. , the aforementioned components are the same as those in the prior art, and will not be described here, wherein the air passage 213 communicates with the interior of the head 22 .

As shown in Figure 3, Figure 4, Figure 6 and Figure 7, the positioning group 30 is located between the handle 10 and the operating head 20, so as to fix the angle of the operating head 20 relative to the handle 10, the positioning group 30 is provided with a positioning seat 31, an elastic member 32 and a pulling member 33, the positioning seat 31 is rotatably and movably arranged between the joint head 15 of the handle 10 and the pivot seat 21 of the actuating head 20, And can be selectively combined with the clamping seat 13, the positioning seat 31 is provided with a connecting head 34, a positioning plate 35 and a moving seat 36, the connecting head 34 is located at one end of the positioning seat 31 and is located at the Set in the communication groove 133 of the clamping seat 13 and facing the pivoting seat 21, the connecting head 34 is provided with a fixing hole 341 and a fixing piece 342. The holes 212 are arranged in a straight line, and the fixing member 342 is fixedly combined with the fixing hole 341 on the side of the pivot seat 21 away from the joint head 15 through the sleeve hole 212, so that the positioning seat 31 is connected The head 34 is fixedly combined with the pivot base 21 .

The positioning disc 35 is located at the middle section of the positioning seat 31 and is combined with the connecting head 34. The positioning disc 35 is movably arranged in the communicating groove 133 of the clamping seat 13, and the positioning disc 35 faces the card. A positioning structure 351 is provided on one side of the seat 13 provided with several clamping units 131, and the positioning structure 351 can be combined with each of the clamping units 131 of the clamping seat 13. Preferably, the positioning structure 351 for one with For the gears with which the teeth are meshed, the linkage seat 36 is located at the end of the positioning seat 31 away from the connecting head 34 , and the linkage seat 36 extends through the communication groove 133 of the clamping seat 13 and the pivot groove 12 . In the accommodating groove 11, the linkage seat 36 is provided with at least one sliding slot 361 on the side away from the connector 34, preferably, the linkage base 36 is provided with several annular sliding slots 361 arranged at intervals. .

As shown in Figures 2 to 5, the elastic member 32 is set in the communication groove 133 of the clamping seat 13 and sleeved on the outer surface of the connecting head 34 of the positioning seat 31 and abuts against the positioning plate 35, preferably What is more, the positioning group 30 is provided with an abutting ring 37 abutting against the elastic member 32 in the clamping seat 13, so that the two ends of the elastic member 32 are respectively abutted against the positioning plate 35 and the abutting ring 37 Rely on, the trigger member 33 is rotatably combined with the joint head 15 of the handle 10 and abuts against the linkage seat 36 through the receiving groove 11, and the trigger member 33 faces one side of the linkage base 36 At least one protrusion 331 is provided, and the at least one protrusion 331 can be selectively arranged in the at least one sliding slot 361 or abut against the outer surface of the linkage seat 36, so that the positioning seat 31 can follow the puller 33 to move relative to the engaging seat 13 and to rotate relative to the bonding head 15 .

Please refer to FIG. 5 and FIG. 8 , when the angle-adjustable power tool of the present invention is in use, when the user wants to adjust the angle of the actuating head 20 relative to the handle 10, it is by turning the trigger member 33 Rotate relative to the linkage seat 36, so that the at least one protrusion 331 breaks away from the at least one sliding slot 361 with the rotation of the pulling member 33, and abuts against the outer surface of the linkage seat 36. At this time, the The linkage seat 36 pushed by at least one convex portion 331 will drive the positioning seat 31 to move relative to the bonding head 15, so that the positioning structure 351 of the positioning plate 35 is separated from the locking units 131 of the locking seat 13, and compressed The elastic member 32 located between the positioning disc 35 and the abutment ring 37, since the positioning seat 31 is no longer restricted by the clamping seat 13, as shown in FIG. Rotate the actuating head 20 to change its angle relative to the handle 10, wherein because the pivot seat 21 is fixedly combined with the positioning seat 31, the pivot seat 21 will move relative to the positioning seat 31 as the positioning seat 31 moves. The coupling head 15 rotates, and then the actuating head 20 moves to the right relative to the handle 10 as shown in FIG. 8 .

As shown in FIG. 10 , after the actuating head 20 is rotated to a desired angle, the user can rotate the trigger member 33 so that the at least one protrusion 331 moves from the outer surface of the linkage seat 36 to the at least one slide In the slot 361, at this moment, the compressed elastic member 32 will push against the positioning disc 35, so that the positioning seat 31 moves towards the direction of the bonding head 15, so that the positioning structure 351 of the positioning disc 35 is aligned with the clamping seat. Each locking unit 131 of 13 is locked with each other, and then through the structural relationship between the locking seat 13, the positioning seat 31, the linkage seat 36 and the pulling member 33, the actuating head 20 can be stably and accurately positioned. Relative to the angle of the handle 10, it is avoided that the actuating head 20 swings relative to the handle 10 during processing, which may cause damage to the workpiece and endanger work safety. The seat 31 moves relative to the handle 10 , therefore, during the process of adjusting the swing angle, the actuating head 20 can stably rotate relative to the handle 10 .

Further, please refer to FIG. 3 to FIG. 7 , the angle-adjustable power tool of the present invention is provided with the communicating air groove 151 through the coupling head 15, the communicating groove 133 is provided on the locking seat 13, and the at least one continuous The through hole 134, the ring groove 135 and the pivot seat 21 are provided with the air channel 213, so that the high-pressure gas entering through the housing 14 can pass through the communication gas groove 151, the communication groove 133, and the communication hole 134 configured in a simplified structure. , the ring groove 135 and the air passage 213 and enter the head 22 of the actuator 20, so as to drive the head 22 to process the workpiece, without the need to set a gas flow channel with a complicated shape and which is not easy to process, which can effectively reduce the labor required for manufacturing. cost and time; and after the actuating head 20 is rotated relative to the handle 10, as shown in Figure 11, it can still pass through the connected air groove 151, the connected groove 133, the connected hole 134, the ring groove 135 and the The air channel 213 enters the head 22 to provide a power tool with a simplified structure and accurate positioning with adjustable angle.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Anyone with ordinary knowledge in the technical field can use the present invention within the scope of the technical solution proposed in the present invention. Equivalent embodiments with partial changes or modifications made in the disclosed technical content, and without departing from the technical solution content of the present invention, all still fall within the scope of the technical solution of the present invention.

10: handle

14: shell

15: Combined head

20: Actuating head

21: Pivot seat

22: head

342:Fixer

Claims (10)

A power tool with adjustable angle, which includes a handle, an actuating head and a positioning group, wherein: the handle is provided with a clamping seat, and the clamping seat is fixed on the top of the handle and faces the actuating The clamping seat is provided with a communication groove inside; the actuating head is rotatably combined with the handle and has a pivot seat and a head, the pivot seat is located at the bottom of the actuating head and can Rotately combined with the handle, so that the clamping seat is located between the top of the handle and the pivot seat, the head is arranged on the top of the actuating head and connected with the pivot seat; and the positioning group It is located between the handle and the actuating head and is provided with a positioning seat, an elastic member and a pulling member. The positioning disc selectively locked with the clamping seat in the communication groove of the clamping seat, the elastic member is arranged in the communication groove of the clamping seat and abuts against the positioning seat, pushing against the positioning seat and the positioning plate. The engaging seat is engaged with each other, and the triggering member is rotatably arranged on the top of the handle and abuts against one side of the positioning seat. When the triggering member rotates relative to the positioning seat, it will drive the positioning seat It is separated from the clamping seat and compresses the elastic member, and the angle of the actuating head relative to the handle can be adjusted by rotating the pivot seat relative to the handle, and after adjustment, the compressed elastic member makes the positioning seat Move towards the card set seat and position it relative to the card set. The angle-adjustable power tool according to claim 1, wherein the positioning seat is provided with at least one sliding slot on the outer surface, and the side of the pulling member facing the positioning seat is provided with at least one protrusion, and the at least one The protrusion can be selectively arranged in the at least one sliding slot or abut against the outer surface of the positioning seat, so that the positioning seat is separated from the locking seat with the rotation of the pulling member. The angle-adjustable power tool as described in claim 2, wherein the positioning seat is provided with a connecting head and a moving seat, and the connecting head is arranged at one end of the positioning seat and is located in the communication groove of the clamping seat and faces the Pivot seat, the connection head is fixedly combined with the pivot seat, the positioning plate is connected with the connection head In combination, the linkage seat is arranged on the end of the positioning seat away from the connecting head, and the at least one sliding slot of the positioning seat is arranged on the side of the linkage seat away from the positioning plate. The angle-adjustable power tool as described in claim 3, wherein the pivot base is provided with a set of holes, and the sleeve holes are recessed on the outer surface of the pivot base away from the handle, and the connector is provided with a fixed A hole and a fixing piece, the fixing hole is axially recessed in the connecting head and is in line with the sleeve hole, the fixing piece is connected to the sleeve hole on the side of the pivot seat away from the handle The fixing holes are fixedly combined, so that the positioning seat is fixedly combined with the pivoting seat through the connecting head. The angle-adjustable power tool as described in claim 4, wherein the handle is provided with a receiving groove and a pivoting groove, the receiving groove traverses through the top of the handle and faces the actuating head, and the pivoting groove It is recessed on the top of the handle and communicates with the accommodating groove, the clamping seat is fixed in the pivoting groove, and the linkage seat extends into the accommodating seat through the communicating groove of the clamping seat and the pivoting groove Put it in the groove. The angle-adjustable power tool as described in claim 5, wherein: the handle is provided with a housing and a coupling head, the coupling head is provided on the top of the housing and communicated with the housing, the accommodating groove and The pivoting groove is formed on the joint head, and the joint head is longitudinally provided with a communicating air groove below the pivoting groove, and the communicating air groove communicates with the pivoting groove and the housing; the clamping seat is on the outer surface There is at least one communication hole radially penetrated, and the at least one communication hole communicates with the communication groove, and the outer surface of the clamping seat is recessed with an annular groove, and the annular groove is connected with the communication groove through the at least one communication hole and the pivot seat is provided with a combination groove and an air passage, the combination groove is laterally recessed on the side of the pivot seat facing the combination head, and the clamping seat protrudes from the combination head and is accommodated in the combination groove Among them, the air channel is longitudinally formed inside the pivoting seat and communicates with the ring groove of the clamping seat through the combining groove. The angle-adjustable power tool as described in Claim 6, wherein the clamping seat is provided with several clamping units arranged in a ring and facing the actuating head on a side surface adjacent to the pivoting groove, the positioning The disk is provided with a positioning structure on the side facing the clamping seat provided with several clamping units, and the positioning structure can be clamped and combined with each clamping unit of the clamping seat. The angle-adjustable power tool as described in claim 7, wherein the clamping seat is recessed with a limiting groove spaced from the ring groove on the outer surface adjacent to the several clamping units, and the pivoting seat has several Pivot bolts, the several pivot bolts are transversely arranged on the pivot seat and combined with the limit groove of the locking seat, and the pivot seat is pivotally combined with the coupling head. The angle-adjustable power tool as described in claim 8, wherein the positioning seat is provided with a plurality of annular sliding slots arranged at intervals on the linkage seat. The angle-adjustable power tool as described in claim 9, wherein the elastic member is sheathed on the outer surface of the connector of the positioning seat and abuts against the positioning plate, and the positioning group is provided with a The abutment ring against which the elastic member abuts makes both ends of the elastic member abut against the positioning plate and the abutment ring respectively.

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