CN103170957A - Swing type power tool and deflection component thereof - Google Patents

Swing type power tool and deflection component thereof Download PDF

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Publication number
CN103170957A
CN103170957A CN2012105971953A CN201210597195A CN103170957A CN 103170957 A CN103170957 A CN 103170957A CN 2012105971953 A CN2012105971953 A CN 2012105971953A CN 201210597195 A CN201210597195 A CN 201210597195A CN 103170957 A CN103170957 A CN 103170957A
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beat
type power
power tool
pendulum
driving shaft
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CN2012105971953A
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Chinese (zh)
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吕镗
蔡吕乾
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Individual
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Abstract

The invention provides a swing type power tool which is simple and reliable in structure and low in cost. According to the swing type power tool, a motor and a switch used for controlling the motor are arranged in a shell body, an eccentric shaft is arranged on a rotary shaft of the motor, a bearing is fixed on the eccentric shaft, a deflection component is connected and fixed on a driving shaft and matched with the bearing on the eccentric shaft, the motor drives a driving shaft connected with a working head clamping device through the deflection component, at least one additional connection component is arranged between the deflection component of the swing type power tool and the driving shaft, at least part of connection strength between the deflection component and the driving shaft is provided by connection between the deflection component and the driving shaft and the additional connection component, and therefore the shape of the blank of the deflection component is simplified, the manufacturing technique of the blank of the deflection component is optimized, and manufacturing cost of the swing type power tool and the deflection component thereof is reduced.

Description

The beat assembly of pendulum-type power tool and pendulum-type power tool
Technical field
The present invention relates to a kind of pendulum-type power tool, also relate in addition a kind of beat assembly of pendulum-type power tool.Beat element described in the present invention refers to the single component that do not connect by assembling, and the beat component element described in the present invention refers to that the beat element connects the all-in-one-piece sub-assembly with other element by assembling.
Background technology
Existing common pendulum-type power tool, be provided with the switch of motor and control motor in its housing, the rotating shaft of motor is provided with eccentric shaft, be fixed with bearing on eccentric shaft, the beat element directly is connected and fixed and is matching on driving shaft and with bearing on eccentric shaft, motor is connected with the driving shaft of working head clamping device by the beat element drives, the driving shaft of pendulum-type power tool swings with the little angle of revolution of 0.6~4 ° and the high-frequent reciprocating of 5000~25000 times per minute around its axis, drives the working head reciprocally swinging ground work that is clamped on the working head clamping device.
The beat element of this pendulum-type power tool directly is connected and fixed on driving shaft, beat element and driving shaft do not have other connection element between the two, and beat element and driving shaft linking intensity between the two depends on their direct coupled linking intensity fully.And the operating characteristic of pendulum-type power tool reciprocally swinging requires its beat element and driving shaft that larger two-way antitorque linking intensity will be arranged between the two, the normal operation of guarantee pendulum-type power tool.The beat element adopts thread connection or interference fit to connect between the two with driving shaft usually, the blank of beat element adopts the precision casting process manufacturing to form usually, the rough-cast of beat element is big for environment pollution, energy consumption is high, the manufacturing automation degree is lower, manufacturing cost is high, and the rough-cast of beat element belongs to high pollution, high energy consumption, labor-intensive production.Simultaneously complicated in the beat component shape, the accurate contrast locating of the subsequent handlings such as grinding of beat element is more difficult, is unfavorable for the beat element in enormous quantities, make at low cost, and therefore the manufacturing cost of this pendulum-type power tool is higher.
Summary of the invention
The object of the invention is to: a kind of reliable in structure, low pollution, low energy consumption, the manufacturing automation degree is higher and manufacturing cost is lower pendulum-type power tool and the beat assembly of pendulum-type power tool are provided.
pendulum-type power tool of the present invention is achieved through the following technical solutions: the switch that is provided with motor and control motor in the housing of pendulum-type power tool, the rotating shaft of motor is provided with eccentric shaft, be fixed with bearing on eccentric shaft, the beat element is connected and fixed and is matching on driving shaft and with bearing on eccentric shaft, motor is connected with the driving shaft of working head clamping device by the beat element drives, the beat element of pendulum-type power tool and driving shaft also are provided with at least one attached linkage element between the two, beat element and driving shaft linking intensity between the two at least part of by they with the attached linkage element connect provide.The attached linkage element can be set directly at the beat element of pendulum-type power tool and the centre of driving shaft, the transition element that the attached linkage element connects with driving shaft as the beat element fully, and the beat element does not occur directly to connect with driving shaft between the two, beat element and driving shaft linking intensity between the two fully by they with the attached linkage element connect provide; The attached linkage element also can be arranged on the beat element of pendulum-type power tool and driving shaft between the two relatively in the middle of the position, the beat element can directly connect between the two with driving shaft, beat element and driving shaft linking intensity between the two partly or entirely by they with the attached linkage element connect provide, linking intensity in addition a part of by the beat element with provide direct connection of driving shaft.
The invention has the advantages that: by beat element and driving shaft at pendulum-type power tool, the attached linkage element is set between the two, can improve beat element and driving shaft linking intensity between the two, namely improve the two-way antitorque linking intensity that connects, guarantee the pendulum-type power tool normal operation.By the attached linkage element is set, can simplify the shape of the blank of beat element, optimize the manufacturing process of beat element blank, beat element blank can adopt that environmental pollution is little, energy consumption is low, production efficiency is high, the sheet metal stamping process manufacturing of low cost of manufacture forms.While is due to the simple shape of beat element, the accurate location of the subsequent handlings such as grinding of beat element is also more convenient, be conducive to the beat element in enormous quantities, low-cost, make accurately the therefore dependable performance of this pendulum-type power tool, and manufacturing cost is lower.
This pendulum-type power tool middle measure of describing by the following technical programs comes further Improvement and perfection.
The beat element of pendulum-type power tool and connecting of driving shaft are that the beat element connects connecting of all-in-one-piece beat assembly and driving shaft with the assembling of attached linkage element.First beat element and the assembling of attached linkage element are connected into the beat assembly, then beat assembly and driving shaft are connected into one.Beat element and attached linkage element connect and the beat assembly can be arranged to removable connection with connecting of driving shaft, also can be arranged to non-disconnectable connection, as long as linking intensity satisfies the requirement of pendulum-type power tool.The beat element connects and can complete outside the pendulum-type power tool housing with the assembling of attached linkage element, and larger operating space is arranged, can be in enormous quantities, make expeditiously.In addition, the connecting process of beat assembly and driving shaft is with the direct connecting process of existing pendulum-type power tool beat element and driving shaft, and technical maturity is easy to utilize.
The beat element of pendulum-type power tool and connecting of driving shaft are that driving shaft connects connecting of all-in-one-piece drive rod assembly and beat element with attached linkage element and the assembling of other element.First driving shaft and attached linkage element and other element are assembled the drive rod assembly that is connected into, then drive rod assembly and beat element are connected into one.Driving shaft connects with the assembling of attached linkage element and other element and drive rod assembly can be arranged to removable connection with connecting of beat element, also can be arranged to non-disconnectable connection, as long as their linking intensity satisfies the requirement of pendulum-type power tool.The process of the drive rod assembly that the assembling of driving shaft and attached linkage element and other element is connected into can be completed outside the pendulum-type power tool housing, and larger operating space is arranged, can be in enormous quantities, make expeditiously.The point of attachment of drive rod assembly and beat element has larger radial dimension, can guarantee better the linking intensity of drive rod assembly and beat element.
The beat element of pendulum-type power tool or driving shaft and the connecting mode of attached linkage element are welding or riveted joint or pin connects or the combination of cottering or key connecting or thread connection or interference fit connection or adhesive attachment or aforementioned connecting mode.Beat element or driving shaft can be a kind of connecting modes with connecting of attached linkage element, can be also the combinations of two or more connecting mode, and concrete connecting mode can be selected flexibly according to actual conditions.Wherein, welding is exactly by heating or pressurization, or both and use, and with or without packing material, make workpiece reach the technological method for processing of combination, welding method is divided into following three classes: (1) melting welding, utilize local heat source with the joint of weldment and fill metal material (sometimes need not fill metal material) fusing, plus-pressure and mutually fusion forms firmly joint after cooled and solidified not, arc welding, gas welding and electroslag welding etc. all belong to this class; (2) pressure welding all applies certain pressure no matter whether weldment heats, and makes the two junction close contact produce combination, thereby two weldments are linked together, and electric resistance welding, Contact welding friction welding (FW), rotating arc welding and supersonic welding etc. all belong to this class; (3) soldering, it is to adopt to make solder than the low-melting metal material of mother metal, weldment and solder are heated to above the solder fusing point but lower than the temperature of mother metal fusing point, utilize the wetting mother metal of liquid solder, fill the play movement and realize being connected the method for weldment with the counterdiffusion of mother metal phase.
The attached linkage element of pendulum-type power tool is nut, preferred weld nut or riveting nut.Nut (attached linkage element) adopts thread connection between the two with driving shaft, the technology and equipment that the screw thread of driving shaft is made is ripe simple, low cost of manufacture, the connection of thread connection is reliable, intensity is high, and the manufacturing process of nut is ripe, production efficiency is high, low cost of manufacture.Welded nut and riveting nut are all the groups in the nut classification, and welded nut can not only connect with drive shaft screw thread, again can with beat element weld connection; Riveting nut can not only connect with drive shaft screw thread, can connect with the riveted joint of beat element again, and welding and riveted joint have efficient special equipment, the feed of welded nut and riveting nut also can adopt automatic feeding device, and therefore the pendulum-type power tool take nut as the attached linkage element has advantages of reliable in quality, production efficiency is high, cost is low.
The beat element of pendulum-type power tool is provided with electric resistance welding with the attached linkage interelement and connects, and is preferably projection welding connection or butt-joint and connects.What electric resistance welding was is a kind of without packing material, and high-efficiency welding method, the especially projection welding and the butt-joint that make workpiece reach combination have advantages of high welding efficiency, high linking intensity.
The beat assembly of pendulum-type power tool of the present invention is achieved through the following technical solutions: the beat assembly of pendulum-type power tool is connected into one by beat element and the assembling of attached linkage element.
The beat assembly of this pendulum-type power tool middle measure of describing by the following technical programs comes further Improvement and perfection.
In the beat assembly of pendulum-type power tool, beat element and the connecting mode of attached linkage element are welding or riveted joint or pin connects or the combination of cottering or key connecting or thread connection or interference fit connection or adhesive attachment or aforementioned connecting mode.The beat element can be a kind of connecting mode with connecting of attached linkage element, can be also the combination of two or more connecting mode, and connecting mode can be selected as the case may be flexibly.
The attached linkage element of pendulum-type power tool beat assembly is nut, preferred weld nut or riveting nut.
The beat element of pendulum-type power tool beat assembly is provided with electric resistance welding with the attached linkage interelement and connects, and is preferably projection welding connection or butt-joint and connects.
The content of the technical scheme of the beat assembly of pendulum-type power tool has had illustrated in the technical scheme of aforesaid pendulum-type power tool, no longer carefully states one by one at this.
Description of drawings
Fig. 1 a is the partial longitudinal section of the first embodiment of pendulum-type power tool of the present invention, and Fig. 1 b is the I-I partial sectional view of Fig. 1 a.
Fig. 2 is the schematic diagram that connects of beat element, attached linkage element and driving shaft in pendulum-type power tool one embodiment of the present invention.
Fig. 3 is the schematic diagram that connects of beat element, attached linkage element and driving shaft in another embodiment of pendulum-type power tool of the present invention.
Fig. 4 is the partial longitudinal section that one of pendulum-type power tool of the present invention is optimized embodiment.
Fig. 5 is the partial longitudinal section of another optimization embodiment of pendulum-type power tool of the present invention.
Fig. 6 is the partial longitudinal section of the first embodiment of the beat assembly of pendulum-type power tool of the present invention.
Fig. 7 is the partial longitudinal section of another embodiment of the beat assembly of pendulum-type power tool of the present invention.
Fig. 8 is a partial longitudinal section of optimizing embodiment of the beat assembly of pendulum-type power tool of the present invention.
Fig. 9 is that another of beat assembly of pendulum-type power tool of the present invention optimized the partial longitudinal section of embodiment.
The specific embodiment
as Fig. 1 a, shown in Fig. 1 b: the switch that is provided with motor (40) and control motor (40) in the housing (20) of pendulum-type power tool (10), the rotating shaft of motor (42) is provided with eccentric shaft (45), be fixed with bearing (48) on eccentric shaft (45), beat element (32a) is connected and fixed upper at driving shaft (50) and matches with bearing (48) on eccentric shaft (45), motor (40) drives the driving shaft (50) that is connected with working head clamping device (51) and swings with the little angle of revolution of 0.6~4 ° and the high-frequent reciprocating of 5000~25000 times per minute around its axis (52) by beat element (32a), drive is clamped in working head (60) work on working head clamping device (51), also be provided with an attached linkage element (33a) between the beat element (32a) of pendulum-type power tool (10) and driving shaft (50), beat element (32a) and linking intensity between driving shaft (50) are all connected (35a) and driving shaft (50) and connect (35a) with the interference fit of attached linkage element (33a) and provide with the interference fit of attached linkage element (33a) by beat element (32a).
Beat element (32a) in Fig. 1 a, Fig. 1 b is plate-like piece, can adopt that environmental pollution is little, energy consumption is low, production efficiency is high, the sheet metal stamping process manufacturing of low cost of manufacture forms; Attached linkage element (33a) is tube-like piece, can adopt steel pipe cutting to form, or cold pier processes, and the automaticity that steel pipe cutting and cold pier are processed is high, and cost is low.Therefore, the blank price of the beat element (32a) of pendulum-type power tool of the present invention and attached linkage element (33a) is significantly less than the beat element blank price of existing casting technique.Beat element (32a) existing beat element relative to the connection of attached linkage element (33a) connects with the direct of driving shaft, larger radial dimension is arranged, driving shaft (50) existing beat element relative to the connection of attached linkage element (33a) connects with the direct of driving shaft, larger axis is arranged to size, can guarantee has larger linking intensity between beat element (32a) and driving shaft (50).So this pendulum-type power tool dependable performance, and manufacturing cost is lower.
As shown in Figure 2, the beat element (32a) of pendulum-type power tool and connecting of driving shaft (50) are that beat element (32a) connects connecting of all-in-one-piece beat assembly (30a) and driving shaft (50) with attached linkage element (33a) assembling.First beat element (32a) is connected (35a) assembling with attached linkage element (33a) by interference fit and be connected into beat assembly (30a), then beat assembly (30a) and driving shaft (50) are connected into one.The beat element connects and can complete outside the pendulum-type power tool housing with the assembling of attached linkage element, and larger operating space is arranged, can be in enormous quantities, make expeditiously.In addition, the connecting process of beat assembly and driving shaft is ripe, easy to utilize with the direct connecting process of existing pendulum-type power tool beat element and driving shaft.Beat element and attached linkage element connect and the beat assembly can be arranged to connecting of driving shaft be removable connection, also can be arranged to non-disconnectable connection, as long as linking intensity satisfies the requirement of pendulum-type power tool.
As shown in Figure 3, the beat element (32b) of pendulum-type power tool and connecting of driving shaft (50) are that driving shaft (50) connects connecting of all-in-one-piece drive rod assembly and beat element (32b) with attached linkage element (33b) and the assembling of other element.First driving shaft (50) is connected (35a) with attached linkage element (33b) by interference fit and assemble the drive rod assembly that is connected into, then drive rod assembly and beat element (32b) are joined (35b) by thread connection be connected into one.The process of the drive rod assembly that the assembling of driving shaft and attached linkage element and other element is connected into can be completed outside the pendulum-type power tool housing, and larger operating space is arranged, can be in enormous quantities, make expeditiously.The point of attachment of drive rod assembly and beat element has larger radial dimension, can guarantee better the linking intensity of drive rod assembly and beat element.Driving shaft connects with the assembling of attached linkage element and other element and drive rod assembly can be arranged to removable connection with connecting of beat element, also can be arranged to non-disconnectable connection, as long as their linking intensity satisfies the requirement of pendulum-type power tool.
In Fig. 4, the beat element (32c) of pendulum-type power tool is connected into one with attached linkage element (33c) by weld connection (35c) assembling, and beat element (32c) and attached linkage element (33c) are connected into one with driving shaft (50) by thread connection (35b).Beat element and driving shaft linking intensity part between the two by the weld connection (35c) of beat element (32c) and attached linkage element (33c) after attached linkage element (33c) transition, provide by the thread connection (35b) of attached linkage element (33c) with driving shaft (50), remainder is provided by the direct coupled thread connection (35b) of beat element and driving shaft.
As shown in Figure 8, can arrange the endoporus of beat element (32c) largerly, with driving shaft (50), thread connection does not occur, beat element and driving shaft linking intensity between the two all by the weld connection (35c) of beat element (32c) and attached linkage element (33c) after the transition of attached linkage element, provide by the thread connection (35b) of attached linkage element (33c) with driving shaft (50).Simplify like this processing technology of beat element, reduce the manufacturing cost of pendulum-type power tool.
In Fig. 5, the beat element (32d) of pendulum-type power tool connects (35d) with attached linkage element (33d) by riveted joint and weld connection (35c) assembling is connected into one, and attached linkage element (33d) is connected into one with driving shaft (50) by thread connection (35b).
In Fig. 1~Fig. 5, in order to improve linking intensity, can also be on the existing basis that connects, between beat element or driving shaft and attached linkage element, increase pin connection or the connecting modes such as cottering or key connecting or adhesive attachment, beat element or driving shaft can be a kind of connecting modes with connecting of attached linkage element, can be also the combinations of two or more connecting mode, and concrete connecting mode is looked actual conditions and selected flexibly.
In Fig. 4, attached linkage element (33c) is welded nut, and in Fig. 5, attached linkage element (33d) is riveting nut, is all nut.Nut and driving shaft adopt thread connection, and the technology and equipment that the screw thread of driving shaft is made is ripe simple ripe, low cost of manufacture, and the connection of thread connection is reliable, intensity is high.Welded nut can not only connect with drive shaft screw thread, again can with beat element weld connection; Riveting nut can not only connect with drive shaft screw thread, can connect with the riveted joint of beat element again, and welding and riveted joint have high efficiency special equipment, the feed of welded nut and riveting nut also can adopt automatic feeding device, and therefore the pendulum-type power tool take nut as the attached linkage element has advantages of reliable in quality, production efficiency is high, cost is low.
In Fig. 4, Fig. 5, all be provided with welding between beat element and attached linkage element, the concrete mode of welding can be selected flexibly according to actual conditions, and the beat element in Fig. 4 and attached linkage element adopt the connecting mode of this electric resistance welding of projection welding.The projection welding connection of project-welding nut has advantages of that the automaticity of connection is high, linking intensity is high, and projection welding is connected in the application of pendulum-type power tool, can effectively reduce the manufacturing cost of pendulum-type power tool.
Above measure is that specific embodiment can be selected flexibly according to actual conditions to the optimization of the first embodiment with additional.
As shown in Figure 6, the beat assembly (30a) of pendulum-type power tool connects (35a) assembling by beat element (32a) and attached linkage element (33a) by interference fit and is connected into one.
In Fig. 6, beat element (32a) is plate-like piece, can adopt that environmental pollution is less, energy consumption is little, production efficiency is high, the sheet metal stamping process manufacturing of low cost of manufacture forms; Attached linkage element (33a) is tube-like piece, can adopt steel pipe cutting to form, or cold pier processes, and the automaticity that steel pipe cutting and cold pier are processed is high, and cost is low.Therefore, the blank price of the beat assembly (30a) of pendulum-type power tool of the present invention is significantly less than the beat element blank price of existing casting technique.
Fig. 7 and Fig. 6 are similar, and the beat assembly (30e) of pendulum-type power tool is connected into one by beat element (32e) and attached linkage element (33e) by thread connection (35b) assembling.
In Fig. 8, attached linkage element (33c) is welded nut, and in Fig. 9, attached linkage element (33d) is riveting nut, and the attached linkage element is all nut.The technology and equipment that nut is made is ripe simple ripe, low cost of manufacture, and the connection of thread connection is reliable, intensity is high.Welded nut can not only connect with drive shaft screw thread, again can with beat element weld connection; Riveting nut can not only connect with drive shaft screw thread, can connect with the riveted joint of beat element again.And welding and riveted joint have efficient special equipment, and the feed of welded nut and riveting nut also can adopt automatic feeding device, and therefore the beat assembly take nut as the attached linkage element has advantages of reliable in quality, production efficiency is high, cost is low.
In Fig. 8, Fig. 9, all be provided with weld connection between beat element and attached linkage element, the concrete mode of welding can be selected flexibly according to actual conditions, and the beat element in Fig. 8 and attached linkage element adopt the connecting mode of this electric resistance welding of projection welding.The projection welding connection of project-welding nut has advantages of that the automaticity of connection is high, linking intensity is high, and projection welding is connected in the application of the beat assembly of pendulum-type power tool, can effectively reduce the manufacturing cost of beat assembly.
The attached linkage element can be arranged to removable connection with connecting of beat element, also can be arranged to non-disconnectable connection, as long as their linking intensity satisfies the requirement of pendulum-type power tool.In the beat assembly, beat element and the connecting mode of attached linkage element are welding or riveted joint or pin connects or the combination of cottering or key connecting or thread connection or interference fit connection or adhesive attachment or aforementioned connecting mode.The beat element can be a kind of connecting mode with connecting of attached linkage element, can be also the combination of two or more connecting mode, and connecting mode can be selected as the case may be flexibly.
Above measure is that specific embodiment can be selected flexibly according to practice situation to the optimization of the first embodiment with additional.
The content of the technical scheme of beat assembly has had illustrated in the technical scheme of aforesaid pendulum-type power tool, no longer carefully states one by one at this.

Claims (10)

1. pendulum-type power tool, be provided with the switch of motor and control motor in its housing, the rotating shaft of motor is provided with eccentric shaft, be fixed with bearing on eccentric shaft, the beat element is connected and fixed and is matching on driving shaft and with bearing on eccentric shaft, motor is connected with the driving shaft of working head clamping device by the beat element drives, it is characterized in that: the beat element of described pendulum-type power tool and driving shaft also are provided with at least one attached linkage element between the two, beat element and driving shaft linking intensity between the two at least part of by they with the attached linkage element connect provide.
2. pendulum-type power tool according to claim 1 is characterized in that: the beat element of described pendulum-type power tool and connecting of driving shaft are that the beat element connects connecting of all-in-one-piece beat assembly and driving shaft with the assembling of attached linkage element.
3. pendulum-type power tool according to claim 1 is characterized in that: the beat element of described pendulum-type power tool and connecting of driving shaft are that driving shaft connects connecting of all-in-one-piece drive rod assembly and beat element with attached linkage element and the assembling of other element.
4. pendulum-type power tool according to claim 1 is characterized in that: described beat element or driving shaft and the connecting mode of attached linkage element are welding or riveted joint or pin connects or the combination of cottering or key connecting or thread connection or interference fit connection or adhesive attachment or aforementioned connecting mode.
5. according to claim 1 and 2 or 3 or 4 described pendulum-type power tools, it is characterized in that: described attached linkage element is nut, preferred weld nut or riveting nut.
6. according to claim 1 and 2 or 3 or 4 described pendulum-type power tools, it is characterized in that: described beat element is provided with electric resistance welding with the attached linkage interelement and connects, and is preferably projection welding connection or butt-joint and connects.
7. the beat assembly of pendulum-type power tool is characterized in that: described beat assembly is connected into one by beat element and the assembling of attached linkage element.
8. the beat assembly of pendulum-type power tool according to claim 7 is characterized in that: described beat element and the connecting mode of attached linkage element are welding or riveted joint or pin connects or the combination of cottering or key connecting or thread connection or interference fit connection or adhesive attachment or aforementioned connecting mode.
9. the beat assembly of pendulum-type power tool according to claim 7, it is characterized in that: described attached linkage element is nut, preferred weld nut or riveting nut.
10. the beat assembly of according to claim 7 or 8 or 9 described pendulum-type power tools, it is characterized in that: described beat element is provided with electric resistance welding with the attached linkage interelement and connects, and is preferably projection welding connection or butt-joint and connects.
CN2012105971953A 2012-12-30 2012-12-30 Swing type power tool and deflection component thereof Pending CN103170957A (en)

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CN2012105971953A CN103170957A (en) 2012-12-30 2012-12-30 Swing type power tool and deflection component thereof

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5441450A (en) * 1993-05-05 1995-08-15 C.&E. Fein Gmbh & Co. Power tool having means to switch from oscillatory movement to rotary movement
CN1623739A (en) * 2003-12-01 2005-06-08 罗伯特·博施有限公司 Hand-held machine tool
CN201067900Y (en) * 2007-07-14 2008-06-04 胡继宁 Reciprocating power-driven tool
CN201316991Y (en) * 2008-12-11 2009-09-30 胡继宁 Reciprocating swinging-type electric tool
CN101837579A (en) * 2009-03-18 2010-09-22 C.&E.泛音有限公司 Vibratory tool with damping device
CN201677305U (en) * 2010-04-14 2010-12-22 郦月对 Reciprocating swing motor-driven tool
CN101941202A (en) * 2009-07-06 2011-01-12 苏州宝时得电动工具有限公司 Power tool
US20110067894A1 (en) * 2009-09-24 2011-03-24 Credo Technology Corporation Counterbalance for eccentric shafts
CN102019610A (en) * 2009-09-22 2011-04-20 苏州宝时得电动工具有限公司 Swing power tool
CN102416617A (en) * 2010-09-17 2012-04-18 C.&E.泛音有限公司 Hand tool
CN102554892A (en) * 2012-01-15 2012-07-11 胡继宁 Swing type power tool with damping device
CN202985532U (en) * 2012-12-30 2013-06-12 蔡吕乾 Pendulum power tool and deflection component thereof

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5441450A (en) * 1993-05-05 1995-08-15 C.&E. Fein Gmbh & Co. Power tool having means to switch from oscillatory movement to rotary movement
CN1623739A (en) * 2003-12-01 2005-06-08 罗伯特·博施有限公司 Hand-held machine tool
CN201067900Y (en) * 2007-07-14 2008-06-04 胡继宁 Reciprocating power-driven tool
CN201316991Y (en) * 2008-12-11 2009-09-30 胡继宁 Reciprocating swinging-type electric tool
CN101837579A (en) * 2009-03-18 2010-09-22 C.&E.泛音有限公司 Vibratory tool with damping device
CN101941202A (en) * 2009-07-06 2011-01-12 苏州宝时得电动工具有限公司 Power tool
CN102019610A (en) * 2009-09-22 2011-04-20 苏州宝时得电动工具有限公司 Swing power tool
US20110067894A1 (en) * 2009-09-24 2011-03-24 Credo Technology Corporation Counterbalance for eccentric shafts
CN201677305U (en) * 2010-04-14 2010-12-22 郦月对 Reciprocating swing motor-driven tool
CN102416617A (en) * 2010-09-17 2012-04-18 C.&E.泛音有限公司 Hand tool
CN102554892A (en) * 2012-01-15 2012-07-11 胡继宁 Swing type power tool with damping device
CN202985532U (en) * 2012-12-30 2013-06-12 蔡吕乾 Pendulum power tool and deflection component thereof

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