CN103758813A - 一种轻型电锤的压气机构 - Google Patents

一种轻型电锤的压气机构 Download PDF

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CN103758813A
CN103758813A CN201310717181.5A CN201310717181A CN103758813A CN 103758813 A CN103758813 A CN 103758813A CN 201310717181 A CN201310717181 A CN 201310717181A CN 103758813 A CN103758813 A CN 103758813A
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steel pin
steel
electric hammer
light electric
air cylinder
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舒海法
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Abstract

本发明涉及一种电锤,具体是一种轻型电锤的压气机构,包括铝气缸、钢销、摆杆轴承,摆杆轴承的摆杆插在钢销的孔内,钢销装在铝气缸的钢销孔内,其特征在于:在铝气缸的钢销孔内壁固定有钢套,钢套与钢销之间有间隙。本发明由于在铝气缸的钢销孔内壁固定有钢套,摆杆轴承的摆动带动钢销往复运动进而带动铝气缸活塞往复运动,由于钢销与铝气缸钢销孔钢套之间有间隙,在高频往复运动中铝气缸钢套与钢销配合的内孔表面强度大,不易变形,不会损坏铝气缸,大大提高了电锤的寿命。

Description

一种轻型电锤的压气机构
技术领域
本发明涉及一种电锤,具体是一种轻型电锤的压气机构。
背景技术
轻型电锤主要由电机、传动齿轮、压气机构、回转机构、锤击机构、壳体等组成,其中压气机构一般通过铝气缸往复运动冲击锤击机构,它主要由铝气缸、摆杆轴承、钢销构成,通过摆杆轴承的摆杆摆动带动钢销往复运动进而带动铝气缸活塞往复运动,由于钢销与铝气缸之间有间隙,在高频往复运动中铝气缸的铝活塞与钢销配合的内孔表面极易变形进而损坏铝活塞,大大降低了电锤的寿命。
发明内容
本发明的目的是针对现有技术的不足,提供一种结构合理、加工方便、性能可靠、不易损坏的轻型电锤的压气机构。
本发明采用如下技术方案:
一种轻型电锤的压气机构,包括铝气缸、钢销、摆杆轴承,摆杆轴承的摆杆插在钢销的孔内,钢销装在铝气缸的钢销孔内,其特征在于:在铝气缸的钢销孔内壁固定有钢套,钢套与钢销之间有间隙。
本发明由于在铝气缸的钢销孔内壁固定有钢套,摆杆轴承的摆动带动钢销往复运动进而带动铝气缸活塞往复运动,由于钢销与铝气缸钢销孔钢套之间有间隙,在高频往复运动中铝气缸钢套与钢销配合的内孔表面强度大,不易变形,不会损坏铝气缸,大大提高了电锤的寿命。
附图说明
图1为本发明结构示意图。
图2为图1的A-A剖视图,剖视图中装上了钢销与摆杆轴承。
具体实施方式
如图1、2所示,一种轻型电锤的压气机构,包括铝气缸1、钢销2、摆杆轴承3,摆杆轴承3的摆杆插在钢销2的孔内,钢销2装在铝气缸1的钢销孔内,其特征在于:在铝气缸1的钢销孔内壁固定有钢套4,钢套4与钢销2之间有间隙。
本发明的钢套4可以是一球轴承。

Claims (2)

1.一种轻型电锤的压气机构,包括铝气缸、钢销、摆杆轴承,摆杆轴承的摆杆插在钢销的孔内,钢销装在铝气缸的钢销孔内,其特征在于:在铝气缸的钢销孔内壁固定有钢套,钢套与钢销之间有间隙。
2.根据权利要求1所述的轻型电锤的压气机构,其特征在于:钢套为一球轴承。
CN201310717181.5A 2013-12-23 2013-12-23 一种轻型电锤的压气机构 Pending CN103758813A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109057288A (zh) * 2017-05-05 2018-12-21 金华知产婺源信息技术有限公司 一种建筑室内地板锤
CN110733002A (zh) * 2019-11-29 2020-01-31 温岭市百邦电动工具配件厂(普通合伙) 一种电锤气缸

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1413401A1 (en) * 2002-10-23 2004-04-28 Black & Decker Inc. Piston and trunnion assembly in a power hammer and method of their assembly
CN201284698Y (zh) * 2008-09-12 2009-08-05 山东滨州渤海活塞股份有限公司 销孔镶铜质衬套式内冷结构活塞
CN102848354A (zh) * 2011-07-01 2013-01-02 株式会社牧田 打击工具

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1413401A1 (en) * 2002-10-23 2004-04-28 Black & Decker Inc. Piston and trunnion assembly in a power hammer and method of their assembly
CN201284698Y (zh) * 2008-09-12 2009-08-05 山东滨州渤海活塞股份有限公司 销孔镶铜质衬套式内冷结构活塞
CN102848354A (zh) * 2011-07-01 2013-01-02 株式会社牧田 打击工具

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109057288A (zh) * 2017-05-05 2018-12-21 金华知产婺源信息技术有限公司 一种建筑室内地板锤
CN109057288B (zh) * 2017-05-05 2020-06-16 杭州富纯实业有限公司 一种建筑室内地板锤
CN110733002A (zh) * 2019-11-29 2020-01-31 温岭市百邦电动工具配件厂(普通合伙) 一种电锤气缸

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Application publication date: 20140430