CN102756358A - Buffering variable frequency impact type multifunctional electric tool - Google Patents
Buffering variable frequency impact type multifunctional electric tool Download PDFInfo
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- CN102756358A CN102756358A CN2012102591736A CN201210259173A CN102756358A CN 102756358 A CN102756358 A CN 102756358A CN 2012102591736 A CN2012102591736 A CN 2012102591736A CN 201210259173 A CN201210259173 A CN 201210259173A CN 102756358 A CN102756358 A CN 102756358A
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Abstract
The invention discloses a buffering variable frequency impact type multifunctional electric tool comprising a housing (13) and a handle (1), wherein the handle (1) is mounted on one side at the upper end of the housing (13); an in-handle transmission shaft (2) is mounted in the handle (1); one end of the in-handle transmission shaft (2) is connected with a crankshaft (4); the crankshaft (4) is mounted at the upper end of the housing (13) through a bearing (6); a plug hammer (7) is arranged in the middle section of the housing (13); the top of the plug hammer (7) is connected with the middle of the crankshaft (4) through a connecting rod (5); a double-spring oscillator is mounted at the lower section of the housing (13); and the lower end of the oscillator (8) of the double-spring oscillator is connected with a tool piece (16). According to the multifunctional electric tool, the problem that a handheld external power tool cannot perform a high-frequency vibration impacting function is solved; the weight is light; the structure is durable; and functions of hammering, shoveling, riveting, matting, cutting, carving, chiseling and the like can be realized.
Description
Technical field
The present invention relates to a kind of hand-held electronic vibration instrument.
Background technology
Power hand tool in the market all is realizing that spinfunction is a purpose, like electric drill etc., and lacks the electric tool of realizing impacting function.At needs hammer, shovel, riveting, sulfonium, cut, carve, during action such as cutter, normally rely on manual work to accomplish, or utilize pneumatic tool to accomplish; But pneumatic tool can only be done low-frequency vibration, can't realize the vibration beating of high frequency, and existing pneumatic tool is when work the time runs into hard objects; Can not cushion; Tool heads can't be hit into, and reaction force can make instrument itself upspring backward, may damage human body.
Summary of the invention
The technical problem that the present invention will solve: the hand-held outer power tool in the market can not be realized the problem that dither impacts function and can not cushion, and a kind of cacheable frequency conversion impact type multi-functional electric tools is provided.
Technical scheme of the present invention:
A kind of cacheable frequency conversion impact type multi-functional electric tools; Comprise housing and handle, handle is installed in a side of housing upper end, and the handle intermediate solid drive shaft is installed in the handle; One of which end and bent axle connect; Bent axle is installed in the upper end of housing through bearing, is provided with the plug hammer in the housing stage casing, and its top is through the connection of shrinking connecting-rod and bent axle; The hypomere of housing is equipped with the dual spring oscillator, and the lower end of the oscillator of dual spring oscillator is connected with tool piece through connector.
Shrinking connecting-rod is enclosed within on the core that shakes by the upper boom cover to be formed, and install on the bent axle upper boom set upper side, and the core lower end that shakes is installed on the installation shaft of plug hammer upper end, and there is a circle convex edge at the core upper semisection middle part that shakes, and a spring is respectively installed in the both sides up and down of convex edge.
The dual spring oscillator is made up of oscillator, oscillator cover and oscillator spring; The oscillator cover is barrel-shaped, bottom surface perforate on it, and the diameter of aperture and oscillator is identical; Oscillator runs through this two holes; There is the protruding oscillator wing of a circle at the oscillator middle part, is with two oscillator springs on the oscillator, lays respectively at the upside and the downside of the oscillator wing.
Connector is fixed on the oscillator lower end, and both sides are provided with the spring leaf mounting board, and tool piece is enclosed within the connector lower end.
Offer the adjustment groove on the sidewall of housing hypomere, with the identical adjustment screw of adjustment well width the dual spring oscillator is fixed on enclosure interior with diameter.
Housing is fixed with jacket casing in the stage casing, and the plug hammer is installed in the jacket casing and is slidingly matched with its inwall.
Connect through clutch between bent axle and the handle intermediate solid drive shaft, the gauge tap of clutch is located at the left end downside of handle.
The lower end of housing is connected with conical shell, is provided with the adjustment ring in the profile of tooth circular hole of conical shell lower end, and the adjustment ring is passed in the oscillator lower end.
The oscillator lower end is square, and the adjustment ring is inner to have the square hole that runs through, and there is the convex edge at two ends up and down, has the protruding profile of tooth of a circle and the profile of tooth circular hole of conical shell lower end to match on the latter half sidewall, is with spring on the first half sidewall.
The right-hand member of handle is connected with adjustable frequency motor through flexible axle, and the transmission inner core in handle intermediate solid drive shaft and the flexible axle connects.
Beneficial effect of the present invention:
1. the variable power of motor generation is delivered to the handle intermediate solid drive shaft of this instrument through flexible pipe; Pass to bent axle again; Bent axle is converted into the power of rotation the reciprocating power of plug hammer in the vertical direction through connecting rod; Plug hammer impacts oscillator in the process that moves up and down, thereby makes oscillator drive the tool piece vibration, to replace existingly knocking tool piece with manpower.
2. adopt the dual spring oscillator, intrinsic frequency is high, and oscillator can be got back to initial position fast to accept impact next time, can realize the vibration of high frequency.
3. the position of dual spring oscillator in instrument can be through the adjustment screw adjusted, and the relative distance of adjustment oscillator and plug hammer to adapt to the impact of motor different frequency, obtains the effect that low frequency bang or high frequency touch.
4. bent axle and handle inside connecting rod adopt clutch to connect, and can guarantee the steady input of moment like this, and can come through the switch of clutch the input of moment is adjusted, to satisfy the different working conditions needs.
5. bent axle adopts shrinking connecting-rod with being connected of plug hammer, does not hit into when the tool piece end runs into hard thing, and bent axle will compress shrinking connecting-rod and continue rotation, can therefore not produce excessive reaction force human body is damaged, and is simultaneously also very favourable to the life-span of bent axle.
6. adopt flexible axle to transmit moment, be applicable to different places, and this instrument directly is not connected the risk of not leaking electricity with power supply.
7. through changing tool piece, adjust frequency and impact distance, can realize multiple vibrating effect,, designed the connector that is used for fastening means spare especially, only need press the mounting board of tool piece both sides, with regard to the fast changeable tool piece to satisfy multiple work requirements.
8. designed adjustment especially and encircled the angle of adjusting tool piece, the angle of promptly rotatable adjustment tool piece after the adjustment ring is pulled out.
Description of drawings:
Fig. 1 is a sketch map of the present invention.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is the cutaway view of connector among the present invention.
The specific embodiment:
Embodiment: like Fig. 1; Right side, upper end at the housing 13 of tubular is equipped with handle 1, and handle intermediate solid drive shaft 2 is installed in the handle 1, and handle intermediate solid drive shaft 2 runs through whole handle 1; The right-hand member of its left end and bent axle 4 connects through clutch 3, and the gauge tap 15 of clutch 3 is installed in handle 1 left end bottom.Bent axle 4 is positioned at the last intersegmental part of housing 13, and its two ends are installed in two bearings 6 on the housing 13.The stage casing of bent axle 4 is overlapped 22 upper ends with the upper boom of shrinking connecting-rod and is connected, and in the upper boom cover 22 core 5 that shakes is installed, and there is a circle convex edge at the upper semisection middle part of the core 5 that shakes, and a spring is respectively installed in the both sides up and down of convex edge, and the lower end of the core 5 that shakes connects with plug hammer 7.Plug hammer 7 forms with the jacket casing that is fixed on intersegmental part in housing 13 14 and is slidingly matched, and plug hammer 7 tops are fluted, and an axle is installed in the groove, and the lower end of the core 5 that shakes just is enclosed within on this root axle.In housing 13 hypomeres, the dual spring oscillator is installed, the dual spring oscillator is made up of oscillator 8, oscillator cover 9 and spring 10, and oscillator cover 9 is barrel-shaped; Bottom surface perforate on it, the aperture is identical with the diameter of oscillator 8, and oscillator 8 runs through this two holes; There is the protruding oscillator wing 17 of a circle at oscillator 8 middle parts; Be with two springs 10 on the oscillator 8, lay respectively at the upside and the downside of the oscillator wing 17, oscillator 8 lower ends are connected with tool piece 16.The outer diameter of oscillator cover 8 is identical with the inner diameter of housing 13; On the sidewall of housing 13 hypomeres, offer adjustment groove 18, adjust behind the position of oscillator cover with diameter with adjust the identical adjustment screw 12 of groove 18 width the dual spring oscillator be fixed on housing 13 inside.The lower end of housing 13 is connected with conical shell 11, is provided with adjustment ring 20 in the profile of tooth circular hole of conical shell 11 lower ends, and adjustment ring 20 is passed in oscillator 8 lower ends; Oscillator 8 lower ends are square; There is the square hole that runs through adjustment ring 20 inside, and there is the convex edge at two ends up and down, and the protruding profile of tooth of a circle is arranged on the latter half sidewall; Match with the profile of tooth circular hole of conical shell 11 lower ends, be with spring on the first half sidewall.Connector 21 is fixed on oscillator 8 lower ends, and both sides are provided with the spring leaf mounting board, and tool piece 16 is enclosed within connector 21 lower ends, and there is draw-in groove tool piece 16 upper ends, and the end of spring leaf mounting board is stuck in this draw-in groove.The right-hand member of handle 1 is connected with adjustable frequency motor through flexible axle 19, and the transmission inner core in handle intermediate solid drive shaft 2 and the flexible axle 19 connects.
Operation principle: behind the actuating motor, flexible axle 19 passes to handle intermediate solid drive shaft 2 with the moment that motor produces, and presses gauge tap 15; Clutch 3 closures; Pass torque to bent axle 4, drivening rod 5 when bent axle 4 rotates, connecting rod 5 drives plug hammer 7 and moves up and down; Plug hammer 7 is bump oscillator 8 in the process that moves up and down, oscillator 8 and tool piece 16 up-down vibration together.Oscillator 8 can adjust with the distance of plug hammer 7, unclamps adjustment position, adjustment screw 12 back, tightens adjustment screw 12 again, so just can change the dynamics that impacts, and can also can change operating frequency through adjustment variable-speed motor rotating speed simultaneously.
Do not hit into when tool piece 16 ends run into hard thing, bent axle 4 will compress shrinking connecting-rod and continue rotation.
Only need press the spring leaf mounting board when changing tool piece 16, take out and change to unclamp behind the tool piece 16 and get final product.
When needing adjustment tool piece 16 angles; To adjust ring 20 pulls out; Cooperation tooth between conical shell 11 and the adjustment ring 20 separates, and rotation adjustment ring 20 drives oscillator 8 simultaneously and rotates together with tool piece 16; Unclamp adjustment ring 20 after adjusting, the cooperation profile of tooth under spring action between conical shell 11 and the adjustment ring 20 cooperates.
Claims (10)
1. cacheable frequency conversion impact type multi-functional electric tools; Comprise housing (13) and handle (1), handle (1) is installed in a side of housing (13) upper end, it is characterized in that: handle intermediate solid drive shaft (2) is installed in the handle (1); One of which end and bent axle (4) connect; Bent axle (4) is installed in the upper end of housing (13) through bearing (6), is provided with plug hammer (7) in housing (13) stage casing, and its top is through the connection of shrinking connecting-rod and bent axle (4); The hypomere of housing (13) is equipped with the dual spring oscillator, and the lower end of the oscillator of dual spring oscillator (8) is connected with tool piece (16) through connector (21).
2. cacheable frequency conversion impact type multi-functional electric tools according to claim 1; It is characterized in that: shrinking connecting-rod is enclosed within on the core that shakes (5) by upper boom cover (22) to be formed; Install on the bent axle (4) upper boom cover (22) upper end; Core (5) lower end that shakes is installed on the installation shaft of plug hammer (7) upper end, and there is a circle convex edge at the core that shakes (5) upper semisection middle part, and a spring is respectively installed in the both sides up and down of convex edge.
3. cacheable frequency conversion impact type multi-functional electric tools according to claim 1; It is characterized in that: the dual spring oscillator is made up of oscillator (8), oscillator cover (9) and oscillator spring (10); Oscillator cover (9) is barrel-shaped, bottom surface perforate on it, and the aperture is identical with the diameter of oscillator (8); Oscillator (8) runs through this two holes; There is the protruding oscillator wing (17) of a circle at oscillator (8) middle part, is with two oscillator springs (10) on the oscillator (8), lays respectively at the upside and the downside of the oscillator wing (17).
4. cacheable frequency conversion impact type multi-functional electric tools according to claim 1 is characterized in that: connector (21) is fixed on oscillator (8) lower end, and both sides are provided with the spring leaf mounting board, and tool piece (16) is enclosed within connector (21) lower end.
5. cacheable frequency conversion impact type multi-functional electric tools according to claim 1; It is characterized in that: offer adjustment groove (18) on the sidewall of housing (13) hypomere, with the identical adjustment screw (12) of adjustment groove (18) width the dual spring oscillator is fixed on housing (13) inside with diameter.
6. cacheable frequency conversion impact type multi-functional electric tools according to claim 1 is characterized in that: housing (13) is fixed with jacket casing (14) in the stage casing, and plug hammer (7) is installed in the jacket casing (14) and is slidingly matched with its inwall.
7. cacheable frequency conversion impact type multi-functional electric tools according to claim 1; It is characterized in that: connect through clutch (3) between bent axle (4) and the handle intermediate solid drive shaft (2), the gauge tap (15) of clutch (3) is located at the left end downside of handle (1).
8. cacheable frequency conversion impact type multi-functional electric tools according to claim 1; It is characterized in that: the lower end of housing (13) is connected with conical shell (11); Be provided with adjustment ring (20) in the profile of tooth circular hole of conical shell (11) lower end, adjustment ring (20) is passed in oscillator (8) lower end.
9. cacheable frequency conversion impact type multi-functional electric tools according to claim 8; It is characterized in that: oscillator (8) lower end is square; There is the square hole that runs through adjustment ring (20) inside, and there is the convex edge at two ends up and down, and the protruding profile of tooth of a circle is arranged on the latter half sidewall; And the profile of tooth circular hole of conical shell (11) lower end matches, and is with spring on the first half sidewall.
10. cacheable frequency conversion impact type multi-functional electric tools according to claim 1 is characterized in that: the right-hand member of handle (1) is connected with adjustable frequency motor through flexible axle (19), and the transmission inner core in handle intermediate solid drive shaft (2) and the flexible axle (19) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210259173.6A CN102756358B (en) | 2012-07-25 | 2012-07-25 | Buffering variable frequency impact type multifunctional electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210259173.6A CN102756358B (en) | 2012-07-25 | 2012-07-25 | Buffering variable frequency impact type multifunctional electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102756358A true CN102756358A (en) | 2012-10-31 |
| CN102756358B CN102756358B (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210259173.6A Expired - Fee Related CN102756358B (en) | 2012-07-25 | 2012-07-25 | Buffering variable frequency impact type multifunctional electric tool |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2246394C2 (en) * | 2002-12-26 | 2005-02-20 | Колган Юрий Никитович | Perforator or hummer |
| CN1663748A (en) * | 2005-04-12 | 2005-09-07 | 贺启宇 | Low-noise strong-impact weak-recoil electric hammer drill |
| CN1853865A (en) * | 2005-04-25 | 2006-11-01 | 希尔蒂股份公司 | Percussive tool or drill |
| CN101027163A (en) * | 2004-07-23 | 2007-08-29 | 加文·比尔斯 | Nailer device |
| CN102343577A (en) * | 2010-08-03 | 2012-02-08 | 株式会社牧田 | Power tool |
| CN202684873U (en) * | 2012-07-25 | 2013-01-23 | 贵州科学院 | Bufferable variable-frequency impact type multifunctional electric tool |
-
2012
- 2012-07-25 CN CN201210259173.6A patent/CN102756358B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2246394C2 (en) * | 2002-12-26 | 2005-02-20 | Колган Юрий Никитович | Perforator or hummer |
| CN101027163A (en) * | 2004-07-23 | 2007-08-29 | 加文·比尔斯 | Nailer device |
| CN1663748A (en) * | 2005-04-12 | 2005-09-07 | 贺启宇 | Low-noise strong-impact weak-recoil electric hammer drill |
| CN1853865A (en) * | 2005-04-25 | 2006-11-01 | 希尔蒂股份公司 | Percussive tool or drill |
| CN102343577A (en) * | 2010-08-03 | 2012-02-08 | 株式会社牧田 | Power tool |
| CN202684873U (en) * | 2012-07-25 | 2013-01-23 | 贵州科学院 | Bufferable variable-frequency impact type multifunctional electric tool |
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| Publication number | Publication date |
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| CN102756358B (en) | 2014-12-10 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20141210 Termination date: 20160725 |