CN103264375A - Vibration damping handle of power tool and power tool system - Google Patents
Vibration damping handle of power tool and power tool system Download PDFInfo
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- CN103264375A CN103264375A CN 201310153934 CN201310153934A CN103264375A CN 103264375 A CN103264375 A CN 103264375A CN 201310153934 CN201310153934 CN 201310153934 CN 201310153934 A CN201310153934 A CN 201310153934A CN 103264375 A CN103264375 A CN 103264375A
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- power tool
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Abstract
The invention provides a vibration damping handle of a power tool. The vibration damping handle is simple in structure and has a certain vibration damping effect. The vibration damping handle comprises a connecting portion and a holding portion which are detachably connected into a whole, the connecting portion comprises a fastener connected with the power tool, the holding portion is suitable for an operator to hold, an external thread and an internal thread, which are connected mutually and coaxial to the fastener of the connecting portion, are arranged on the connecting portion and the holding portion of the vibration damping handle respectively, the connecting portion and the holding portion are integrally connected in a threaded manner, and vibration damping medium is attached on the connecting thread of at least one of the connecting portion and the holding portion.
Description
Technical field
The present invention relates to a kind of vibration dampening handle of power tool, relate in particular to a kind of vibration dampening handle of portable power tool, also relate to a kind of power tool system that contains vibration dampening handle.
Background technology
The handle arrangement of traditional power tool is simple, usually adopt the ebonite molding to process, handle is rigid attachment with connecting of power tool, and power tool tends to produce certain vibration in the course of the work, the vibration of power tool can be directly passed to the handle with the power tool rigid attachment, vibration is directly passed to the palm that is held on the handle through the decay of handle buffering hardly, operation user's arm will bear the vibration of big vibration acceleration and amplitude, be easy to generate sense of fatigue, long period of operation can cause occupational disease easily.
Also has the handle of being improved on a kind of basis of the handle at the molding ebonite, at the holding area of handle molding one deck flexible glue, the secondary molding of handle can increase the processing cost of handle, the flexible glue of handle can cushion a certain amount of vibration of decay, and the handle effectiveness in vibration suppression of this bag flexible glue is not fairly obvious.
The vibration dampening handle of the power tool of BOSCH company, pick the start building connection part of securing member of tool and the grip part that suitable operator grips connects into a non-disconnectable integral body by the vibration damping medium, the vibration damping medium is arranged between connection part and the grip part, the vibration damping medium plays buffering absorbing effect, the effectiveness in vibration suppression of the vibration dampening handle of this structure is better, structure more complicated, cost are higher, and affine performance, product processing technique, the equipment and mold of material all have higher requirements between the two to vibration damping medium and connection part or grip part.
Summary of the invention
The objective of the invention is to: a kind of vibration dampening handle that the power tool of certain effectiveness in vibration suppression is arranged again simple and reliable for structure is provided.
The present invention is achieved through the following technical solutions:
The vibration dampening handle of power tool, have the connection part of the securing member that connects power tool and the grip part that suitable operator grips, both detachably are connected into one, be respectively arranged with external screw thread and internal thread that be coupled to each other, coaxial with the securing member of connection part on the connection part of vibration dampening handle and the grip part, both are integral by thread connection, and have at least among both on one the connection screw thread with the vibration damping medium.
The vibration damping medium can be attached on the external screw thread of connection part, also can be attached on the internal thread of grip part; The external screw thread that connection part connects with the grip part can be the external screw thread that connects the securing member of power tool, also can not be the external screw thread that connects the securing member of power tool.The vibration damping medium can be the part of connection part or grip part, is one, and the vibration damping medium can not be the part of connection part or grip part also, is independent component.
The connection part of vibration dampening handle and grip part are the removable two parts of vibration dampening handle; both are integral by thread connection; maintain and replace and the environmental protection of being convenient to vibration dampening handle are reclaimed; the structure of this thread connection connects reliably simultaneously, can bear vibration dampening handle and power tool and install and remove needed double-direction twist moment.The internal and external screw thread of grip part and connection part can adopt the moulding technology of mature and reliable or process for machining manufacturing to form, and makes things convenient for manufacturing and the processing of product.The suitable cylinder of flank has bigger area, can guarantee the vibration damping medium reliable connection had on grip part or connection part and its flank, does not separate, and also can bear the power tool impulsive force bigger to handle.The vibration damping medium is arranged near the securing member of connection part, relatively near vibration source (power-driven tool), the vibration damping medium can play the gentle usefulness of bestirring oneself of eating up part of of vibration isolation preferably, and assurance is delivered to the grip part vibration acceleration and amplitude significantly reduces, and has played vibration damping effect preferably.The internal and external screw thread of grip part and connection part can adopt the moulding technology of mature and reliable or process for machining manufacturing to form, and makes things convenient for vibration dampening handle to make in enormous quantities, cheaply.
The invention has the advantages that: this vibration dampening handle have connect reliable, technical maturity, good damping result, convenient in enormous quantities, make cheaply, also be convenient to maintain and replace and environmental protection recovery.
The vibration dampening handle of the power tool of the present invention middle measure of describing by the following technical programs further improves and is perfect.
The connection part of the vibration dampening handle of power tool is inserts with the securing member, and molding processes.Connection part connects screw thread with the grip part external screw thread can be processed by the plastic cement molding, has bigger radial dimension and bigger screw thread bonded area, and the combination of vibration damping medium and flank is more reliable, and effectiveness in vibration suppression is better.
Also be provided with the joint bolt outside at least one fastener axis that is distributed in connection part between the connection part of the vibration dampening handle of power tool and the grip part.Joint bolt can play the thread connection of connection part and grip part and prevent that both thread connection from getting loose and the spline effect, can bear vibration dampening handle and power tool again simultaneously and install and remove needed double-direction twist moment.
Also be provided with between the connection part of the vibration dampening handle of power tool and the grip part on the fastener axis that is distributed in connection part, prevent the additional fasteners that both thread connection get loose.Additional fasteners can be securing members such as screw, back-up ring, and its collaborative by with connection part and grip part works to prevent from getting loose effect to connection part and grip part thread connection.
The vibration damping medium of the vibration dampening handle of power tool be by the quadric injection mould fixed processing to the connection screw thread of connection part and/or grip part.Be convenient to the reliable connection that connects screw thread of vibration damping medium and connection part and/or grip part, be convenient to vibration dampening handle in enormous quantities, make cheaply.
The vibration damping medium of the vibration dampening handle of power tool is to be fixed on the connection screw thread of connection part and/or grip part by adhesive attachment.What adhesive attachment solved vibration damping medium and connection part and/or grip part connects the not affine problem of screw thread part material, guarantees both combinations reliably.
The flexible glue part that also has other on the connection part of the vibration dampening handle of power tool and/or the outer surface of grip part, flexible glue part and vibration damping medium are to process by same quadric injection mould once.Can simplify Shooting Technique like this, reduce the injection moulding cost.
The flexible glue part that also has other on the connection part of the vibration dampening handle of power tool and/or the outer surface of grip part, flexible glue part and vibration damping medium are to process by non-same quadric injection mould once.Flexible glue part and vibration damping medium can be selected the material of different performance respectively, satisfy the needs of properties of product.
In addition, power tool system of the present invention is achieved through the following technical solutions:
Power tool system, it comprises the vibration dampening handle of the power tool of one of at least one power tool machine and at least one technique scheme.Vibration dampening handle can effectively cushion absorbing, improves the comfort level of power tool operation.The technical scheme of vibration dampening handle is described in front, just no longer carefully states one by one at this.
The invention power tool system middle measure of describing by the following technical programs further improves and is perfect.
The power tool machine of power tool system is angle grinding machine or pendulum-type power tool machine.Because other reason in the imbalance of cutting blade (or abrasive disc) or the course of work can produce bigger vibration, can play effective buffering absorbing effect by the vibration dampening handle of configuration technique scheme during the work of angle grinding machine, improve the comfort level of angle grinding machine operation; The working method of pendulum-type power tool machine is exactly reciprocally swinging, and reciprocally swinging can produce bigger vibration, can effectively cushion absorbing by the vibration dampening handle that disposes technique scheme, improves the comfort level of pendulum-type power tool machine operation.
Description of drawings
Fig. 1 is the sectional side elevation of vibration dampening handle of the present invention.
Fig. 2 is the sectional side elevation that one of vibration dampening handle of the present invention is optimized embodiment.
Fig. 3 is an embodiment schematic diagram of power tool system of the present invention, and the power tool machine among the figure illustrates that with electronic angle grinding machine vibration dampening handle shown in Figure 3 is the stereogram of vibration dampening handle shown in Figure 2.
The specific embodiment
As shown in Figure 1: the vibration dampening handle of power tool (1), have the connection part (10) of the securing member (11) that connects power tool and the grip part (20) that suitable operator grips, both detachably link into an integrated entity, wherein the securing member (11) of connection part (10) is screw rod, both may be split into two independent components connection part (10) and grip part (20), also can be connected into an integral body, be respectively arranged with on the connection part (10) of vibration dampening handle (1) and the grip part (20) and be coupled to each other, external screw thread (12) and internal thread (22) with securing member (11) same axis (13) of connection part (10), both are integral by thread connection, and have at least among both on one the connection screw thread with vibration damping medium (30).
The connection part (10) of vibration dampening handle among Fig. 1 (1) is that main body constitutes with securing member (11), and vibration damping medium (30) can be attached on the external screw thread (12) of connection part (10), also can be attached on the internal thread (22) of grip part (20); The external screw thread (12) that connection part (10) connects with grip part (20) is same external screw thread with the external screw thread (17) of the securing member that connects power tool (11).Vibration damping medium (30) can be the part of connection part (10) or grip part (20), is one, and vibration damping medium (30) also can not be the part of connection part (10) or grip part (20), is independent component.The vibration damping medium (30) of vibration dampening handle (1) can be by injection moulding processing or be fixed to by adhesive attachment on the connection screw thread of connection part (10) or grip part (20), can guarantee both combinations reliably.
The connection part of vibration dampening handle and grip part are the removable two parts of vibration dampening handle; both are integral by thread connection; maintain and replace and the environmental protection of being convenient to vibration dampening handle are reclaimed; the structure of this thread connection connects reliably simultaneously, can bear vibration dampening handle and power tool and install and remove needed double-direction twist moment.The internal and external screw thread of grip part and connection part can adopt the moulding technology of mature and reliable or process for machining manufacturing to form, and makes things convenient for manufacturing and the processing of product.
The suitable cylinder of flank has bigger area, can guarantee to have vibration damping medium reliable connection on grip part or connection part and its flank, does not separate, and also can bear the power tool impulsive force bigger to handle.The vibration damping medium can be arranged near the securing member of connection part, relatively near vibration source (power-driven tool), the vibration damping medium can play the gentle usefulness of bestirring oneself of eating up part of of better vibration isolation, and assurance is delivered to the grip part vibration acceleration and amplitude significantly reduces, and has played vibration damping effect preferably.The internal and external screw thread of grip part and connection part can adopt the moulding technology of mature and reliable or process for machining manufacturing to form, and makes things convenient for vibration dampening handle to make in enormous quantities, cheaply.
Among Fig. 2, the connection part (10) of vibration dampening handle (1) is inserts with securing member (11), elder generation's molding ebonite (14), the post moulding flexible glue processes, the vibration damping medium (30) that is attached on the external screw thread (2) of connection part (10) also is that the molding flexible glue processes, flexible glue part (16) and vibration damping medium (30) are to process by same quadric injection mould once, can simplify Shooting Technique like this, reduce the injection moulding cost.Can certainly right and wrong process with once quadric injection mould, can satisfy the properties of product needs more like this.The external screw thread (12) that connection part (10) connects with grip part (20) is also processed by the plastic cement molding, has bigger radial dimension and bigger screw thread bonded area, and the combination of vibration damping medium and flank is more reliable, and effectiveness in vibration suppression is better.
Among Fig. 2, also be provided with the joint bolt (15) outside securing member (11) axis (13) that is distributed in connection part (10) between the connection part (10) of vibration dampening handle (1) and grip part (20).Joint bolt (15) can play the thread connection of connection part and grip part and prevent that both thread connection from getting loose and the spline effect, can bear vibration dampening handle and power tool again simultaneously and install and remove needed double-direction twist moment.
Among Fig. 2, also be provided with between the connection part (10) of vibration dampening handle (1) and grip part (20) on securing member (11) axis (13) that is distributed in connection part, prevent the additional fasteners (25) that both thread connection get loose, additional fasteners among the figure is screw, additional fasteners also can be securing members such as back-up ring, its collaborative by with connection part and grip part plays axial limiting and the effect that prevents from getting loose to connection part and grip part thread connection.
Connection part and grip part are generally plastic parts, and vibration damping medium employing quadric injection mould processing and adhesive attachment are comparatively convenient.Add man-hour when the vibration damping medium adopts quadric injection mould, require vibration damping medium and connection part or grip part material that certain compatibility will be arranged, will have big bonded area to guarantee both linking intensities simultaneously between the two.The size of vibration damping media area, thickness and material hardness directly influence damping property, can rationally choose size, thickness and the material hardness value of vibration damping media area as required.
This vibration dampening handle has and connects reliable, technical maturity, good damping result, the convenient advantage of in enormous quantities, making cheaply.Those skilled in the art can carry out some simple flexible and improvement to this vibration dampening handle.
Among Fig. 3, power tool system, it comprises the vibration dampening handle (1) of the power tool of a power tool machine (2) and Fig. 2 technical scheme.Power tool machine among Fig. 3 is electronic angle grinding machine, also can be other power tool machines such as pendulum-type power tool machine.Vibration dampening handle can effectively cushion absorbing, improves the comfort level of power tool operation.The technical scheme of vibration dampening handle is described in front, just no longer carefully states one by one at this.Because other reason in the imbalance of cutting blade (or abrasive disc) or the course of work can produce bigger vibration, can effectively cushion absorbing by the vibration dampening handle of configuration technique scheme during the work of angle grinding machine, improve the comfort level of angle grinding machine operation; The working method of pendulum-type power tool machine is exactly reciprocally swinging, and reciprocally swinging can produce bigger vibration, can effectively cushion absorbing by the vibration dampening handle that disposes technique scheme, improves the comfort level of pendulum-type power tool machine operation.
Claims (10)
1. the vibration dampening handle of power tool, have the connection part of the securing member that connects power tool and the grip part that suitable operator grips, both detachably are connected into one, its feature as for: be respectively arranged with external screw thread and internal thread that be coupled to each other, coaxial with the securing member of connection part on described connection part and the grip part, both are integral by thread connection, and have at least among both on one the connection screw thread with the vibration damping medium.
2. the vibration dampening handle of power tool according to claim 1, it is characterized in that: described connection part is inserts with the securing member, and molding processes.
3. the vibration dampening handle of power tool according to claim 2 is characterized in that: also be provided with the joint bolt outside at least one fastener axis that is distributed in connection part between described connection part and the grip part.
4. the vibration dampening handle of power tool according to claim 2 is characterized in that: also be provided with between described connection part and the grip part on the fastener axis that is distributed in connection part, prevent the additional fasteners that both thread connection get loose.
5. according to the vibration dampening handle of claim 1 or 2 or 3 or 4 described power tools, it is characterized in that: described vibration damping medium be by the quadric injection mould fixed processing to the connection screw thread of connection part and/or grip part.
6. according to the vibration dampening handle of claim 1 or 2 or 3 or 4 described power tools, it is characterized in that: described vibration damping medium is to be fixed on the connection screw thread of connection part and/or grip part by adhesive attachment.
7. the vibration dampening handle of power tool according to claim 5, it is characterized in that: also have other flexible glue part on the outer surface of described connection part and/or grip part, flexible glue part and vibration damping medium are to process by same quadric injection mould once.
8. the vibration dampening handle of power tool according to claim 5, it is characterized in that: also have other flexible glue part on the outer surface of described connection part and/or grip part, flexible glue part and vibration damping medium are to process by non-same quadric injection mould once.
9. power tool system, it comprises at least one power tool machine and at least one vibration dampening handle according to the power tool of one of above claim.
10. power tool system according to claim 9, it is characterized in that: described power tool machine is angle grinding machine or pendulum-type power tool machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310153934 CN103264375A (en) | 2013-04-14 | 2013-04-14 | Vibration damping handle of power tool and power tool system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310153934 CN103264375A (en) | 2013-04-14 | 2013-04-14 | Vibration damping handle of power tool and power tool system |
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| Publication Number | Publication Date |
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| CN103264375A true CN103264375A (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310153934 Pending CN103264375A (en) | 2013-04-14 | 2013-04-14 | Vibration damping handle of power tool and power tool system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12021437B2 (en) | 2019-06-12 | 2024-06-25 | Milwaukee Electric Tool Corporation | Rotary power tool |
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2013
- 2013-04-14 CN CN 201310153934 patent/CN103264375A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12021437B2 (en) | 2019-06-12 | 2024-06-25 | Milwaukee Electric Tool Corporation | Rotary power tool |
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Application publication date: 20130828 |