WO2011069319A1 - Grinding machine for grinding wall surface - Google Patents

Grinding machine for grinding wall surface Download PDF

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Publication number
WO2011069319A1
WO2011069319A1 PCT/CN2010/000715 CN2010000715W WO2011069319A1 WO 2011069319 A1 WO2011069319 A1 WO 2011069319A1 CN 2010000715 W CN2010000715 W CN 2010000715W WO 2011069319 A1 WO2011069319 A1 WO 2011069319A1
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WO
WIPO (PCT)
Prior art keywords
wall
dust guiding
rod
guiding tube
rod member
Prior art date
Application number
PCT/CN2010/000715
Other languages
French (fr)
Chinese (zh)
Inventor
应志宁
Original Assignee
永康市豪迈工具有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 永康市豪迈工具有限公司 filed Critical 永康市豪迈工具有限公司
Priority to US13/126,170 priority Critical patent/US20110306278A1/en
Priority to DE212010000084U priority patent/DE212010000084U1/en
Publication of WO2011069319A1 publication Critical patent/WO2011069319A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L21/00—Joints with sleeve or socket
    • F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10—Single-purpose machines or devices
    • B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like

Definitions

  • the invention relates to a wall grinding machine for grinding and cleaning a wall surface.
  • a long-necked mill for sanding and cleaning a wall surface as disclosed in German Patent No. DE 696 15 879 C2, comprising a hollow handle and a grinding head, the grinding head being slidably mounted on the front end of the hollow handle, '
  • the grinding head comprises a grinding disc and a suction hood
  • the motor is installed at the rear end of the handle and drives the grinding disc in the grinding head through the flexible shaft.
  • the grinding wheel cleans the wall.
  • the handle is set longer, and the upper wall and the top of the wall can be polished, which is very convenient, however,
  • the handle is integral, non-foldable and unremovable, which causes a lot of trouble for the storage or carrying of the long-necked mill.
  • An object of the present invention is to overcome the above-mentioned deficiencies of the prior art and to provide a wall dressing machine with a detachable handle which not only facilitates the storage and carrying of the wall sander, but also ensures the stability of dust discharge.
  • a wall grinding machine comprising a handle, the handle is composed of at least two longitudinally arranged rod members, each of which is provided with a dust guiding tube, among the adjacent two rod members, the first The dust guiding tube in the rod is exposed to the rod member, and the exposed end of the dust guiding tube is inserted into the second rod member to communicate with the dust guiding tube in the member and fixed by a clamping member.
  • the exposed end of the dust guiding tube of the first rod member is provided with an opening, a side wall of the opening is provided with a retaining groove, and a second block is provided with a stopper on the inner wall.
  • the dust guiding tubes of the first rod member and the second rod member are simply connected by a sealing sleeve, the dense An annular retaining wall is disposed at one end of the inner wall of the sleeve, and an annular card slot is formed on one side of the annular retaining wall, and a through hole is opened at the other end of the inner wall of the sealing sleeve, and the retaining block extends from the through hole Into the seal sleeve.
  • An exposed end of the dust guiding tube of the first rod member is inserted into one end of the sealing sleeve, and the stopper slides into the retaining groove through the opening to be engaged with the retaining groove, and the first rod member
  • the exposed end portion of the middle dust guide tube abuts on the side of the annular barrier wall where the annular card slot is not disposed; the end portion of the dust guiding tube of the second rod member is sleeved on the other end of the sealing sleeve and is connected with the ring card The slot is stuck.
  • the clamping component comprises a clamping sleeve, an adjusting nut, an eccentric clamping aid and a connecting shaft pin, wherein the clamping sleeve is sleeved on the exposed end of the dust guiding tube in the first rod, the clamping shaft
  • the peripheral wall of the sleeve is axially opened with a through groove, and two end plates of the through groove extend outwardly with two parallel supporting plates, wherein one plate is fixed on the second rod and the other plate is suspended.
  • connection shaft pins are mounted in the mounting holes and the two ends are exposed to the mounting holes, and the adjusting nut is screwed to one end of the connecting shaft pin and is located at the hanging
  • the outer side of the support plate is disposed, and the eccentric clamping aid is movably connected to the other end of the connecting shaft pin and located outside the support plate fixed on the second rod.
  • the inner peripheral wall of the clamping sleeve is covered with a non-slip mat.
  • the adjusting nut and the eccentric clamping aid are exposed to the second rod.
  • a sanding head Also included is a sanding head, a motor and a suction hose, the one end of which is connected to the dust suction hole of the sanding head, and the other end is connected to the dust guide tube provided in the rod at the foremost end.
  • the handle is designed to be connected by at least two longitudinally arranged rods through the clamping members, the lever members of the handle can be disassembled and boxed when the machine is not in use, thereby facilitating the use of the handle. Storage and carrying.
  • FIG. 1 is a schematic structural view of a wall grinding machine of the present invention
  • Figure 2 is a partial enlarged view of I in Figure 1;
  • FIG. 3 is a schematic structural view of a sealing sleeve in the present invention.
  • Figure 4 is a schematic structural view of a clamping member in the present invention.
  • Figure 5 is a schematic view showing the structure of the opening and the retaining groove in the present invention.
  • a wall grinding machine comprises a handle 11, a sanding head 12, a motor 13 and a suction hose 14, the handle 11 being composed of a first rod member 1 and a second rod member 2 arranged longitudinally, the first rod
  • the first and second dust guiding tubes 3, 4 are respectively fixed in the member 1 and the second rod member 2.
  • the rear end of the first dust guide tube 3 is exposed on the first rod member 1.
  • the inner wall of the second rod member 2 is provided with a clamping member 5 at the front end of the second dust guiding tube 4, and the rear end of the first dust guiding tube 3 is worn.
  • One end of the suction hose 14 is connected to the dust suction hole of the sanding head 12, and the other end is connected to the front end of the first dust guiding tube 3, so that the dust generated in the grinding can pass through the suction hose 14 and the first dust guiding tube 3. And the second dust guide 4 is discharged.
  • An opening 31 is defined in the rear end surface of the first dust guide tube 3.
  • the opening 31 has a blocking groove 32 formed on the side wall.
  • the front wall of the front end of the second rod member 2 is fixed with a stopper 6, a first dust guiding tube 3 and
  • the second dust guiding tubes 4 are connected by a sealing sleeve 7 .
  • the rear end of the inner wall of the sealing sleeve 7 is provided with an annular retaining wall, and an annular circular groove 7 2 is formed on the rear end surface of the annular retaining wall 71.
  • the front end of the second dust guiding tube 4 is sleeved at the rear end of the sealing sleeve 7 and The annular card slot 7 2 is engaged, and a through hole 73 is defined in the front end of the inner wall of the sealing sleeve 7
  • the stopper 6 extends from the through hole 73 into the sealing sleeve 7, and the rear end of the dust guiding tube 3 is inserted through the clamping member 5 at the front end of the sealing sleeve 7.
  • the stopper 6 first Slidingly engaging with the opening 31, when the first and second rods 1, 2 are mutually rotated when being inserted into the predetermined position, the stopper 6 can be engaged into the retaining groove 32.
  • the first dust guiding tube 3 The rear end end is abutted on the side of the annular blocking wall 71 where the annular card slot 72 is not disposed, so that the first and second dust guiding tubes 3, 4 are connected, and thus, from the first dust guiding tube 3 to the first The dust transmitted by the second dust guide tube 4 will not leak from the joint under the blockage of the sealing sleeve 7, ensuring the stability of dust absorption.
  • the clamping member 5 includes a tightening sleeve 51, an adjusting nut 52, an eccentric clamping aid 53 and a connecting shaft pin 54, wherein the clamping sleeve 51 is fitted over the rear end of the first dust guiding tube 3, the clamping shaft
  • a plurality of through slots 511 are defined in the peripheral wall of the sleeve 51, and two parallel extending brackets 512, 513 extend outwardly from the two end walls of the slot 511, wherein the bracket 513 is fixed on the second rod 2, the support plate
  • the 512 is suspended, and the two plates 512 and 513 are provided with corresponding mounting holes 514.
  • the connecting pin 54 is mounted in the mounting hole 514 and the two ends are exposed to the mounting hole.
  • the adjusting nut 52 and the connecting shaft pin 54 are threaded at one end.
  • the eccentric wheel clamping assistant 53 is movably connected to the other end of the connecting shaft pin 54 and located outside the support plate 513, and the adjusting nut 52 and the eccentric wheel clamping helper 53 are exposed to the second rod. Item 2.
  • the rotating eccentric clamps the helper 53.
  • the connecting shaft pin 54 and the adjusting nut 52 move inwardly.
  • the adjusting nut 52 pulls the supporting plate 512 to move inward, and the width of the through slot 511 gradually increases.
  • the inner diameter of the clamping sleeve 51 is also reduced, and the rear end of the first dust guiding tube 3 placed in the clamping sleeve 51 is clamped, so that the first and second rods 1, 2 are fixedly connected.
  • the purpose of adjusting the tightness of the clamping sleeve 51 can be achieved by rotating the adjusting nut 52.
  • the inner peripheral wall of the clamping sleeve 51 is covered with a non-slip pad 55, to increase the stability of the clamping sleeve 51 to the rear end of the first guide tube 3 is clamped dust.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

A grinding machine for grinding a wall surface comprises a handle (11). The handle comprises at least two longitudinally-arranged poles, in each of which is provided one dust guiding pipe. In two adjacent poles, the dust guiding pipe (3) in the first pole (1) is stretched out of the first pole, the stretched-out end of the dust guiding pipe (3) is inserted in the second pole (2) and communicated with the dust guiding pipe (4) in the second pole, and the two dust guiding pipes are fixedly connected with each other by a clamping component (5). Since the handle of the grinding machine is designed to be comprised of two or more longitudinally-arranged poles which are connected with each other, all the poles of the handle can be disassembled and encased when the grinding machine is not used, thus providing user convenience in storing and carrying the grinding machine..

Description

墙面打磨机 技术领域：  Wall grinding machine Technical field:
本发明涉及一种对墙壁表面进行打磨清洁的墙面打磨机。  The invention relates to a wall grinding machine for grinding and cleaning a wall surface.
背景技术:  Background technique:
如德国专利 DE69615879C2公开的一种对墙壁表面进行打磨清洁的长 颈磨机， 包括空心手柄和磨削头， 磨削头可摆动的安装在空心手柄前端， '磨削头包括磨盘和抽吸罩， 电机安装在手柄后端并通过软轴带动磨削头 里的磨盘转动， 由磨盘对墙壁进行打磨清洁， 手柄设置得较长， 可对较 高墙壁及墙顶进行打磨， 非常方便， 但是， 该手柄是整根的， 不可折叠 也不能拆卸， 这对该长颈磨机的存储或携带带来很多麻烦。  A long-necked mill for sanding and cleaning a wall surface, as disclosed in German Patent No. DE 696 15 879 C2, comprising a hollow handle and a grinding head, the grinding head being slidably mounted on the front end of the hollow handle, 'The grinding head comprises a grinding disc and a suction hood The motor is installed at the rear end of the handle and drives the grinding disc in the grinding head through the flexible shaft. The grinding wheel cleans the wall. The handle is set longer, and the upper wall and the top of the wall can be polished, which is very convenient, however, The handle is integral, non-foldable and unremovable, which causes a lot of trouble for the storage or carrying of the long-necked mill.
发明内容：  Summary of the invention:
本发明的目的在于克服上述现有技术的不足， 提供一种手柄可拆卸 的墙面打磨机， 其不仅可以方便墙面打磨机的存储和携带， 而且还能确 保排尘的稳定性。  SUMMARY OF THE INVENTION An object of the present invention is to overcome the above-mentioned deficiencies of the prior art and to provide a wall dressing machine with a detachable handle which not only facilitates the storage and carrying of the wall sander, but also ensures the stability of dust discharge.
为了实现上述发明目的， 本发明采用了如下技术方案：  In order to achieve the above object, the present invention adopts the following technical solutions:
一种墙面打磨机， 包括手柄， 所述手柄由至少两节呈纵向设置的杆 件组成， 每一节杆件中均设有一导尘管， 在相邻的两节杆件中， 第一杆 件中的导尘管外露于该杆件， 且此导尘管的外露端***第二杆件中与该 件中的导尘管连通并通过一夹紧部件固接。  A wall grinding machine, comprising a handle, the handle is composed of at least two longitudinally arranged rod members, each of which is provided with a dust guiding tube, among the adjacent two rod members, the first The dust guiding tube in the rod is exposed to the rod member, and the exposed end of the dust guiding tube is inserted into the second rod member to communicate with the dust guiding tube in the member and fixed by a clamping member.
• 所述第一杆件中导尘管的外露端端部设有开口， 所述开口的一侧壁 上设有一挡槽， 所述第二杆件内壁上设有一挡块。  The exposed end of the dust guiding tube of the first rod member is provided with an opening, a side wall of the opening is provided with a retaining groove, and a second block is provided with a stopper on the inner wall.
所述第一杆件和第二杆件的导尘管之间通过密封套简连通， 所述密 封套简内壁的一端设有一环形挡壁，.所述环形挡壁的一侧面上开有一环 形卡槽， 所述密封套简内壁的另一端开有一通孔， 所述挡块自该通孔伸 入密封套简内。 The dust guiding tubes of the first rod member and the second rod member are simply connected by a sealing sleeve, the dense An annular retaining wall is disposed at one end of the inner wall of the sleeve, and an annular card slot is formed on one side of the annular retaining wall, and a through hole is opened at the other end of the inner wall of the sealing sleeve, and the retaining block extends from the through hole Into the seal sleeve.
所述第一杆件中导尘管的外露端***所述密封套简一端， 且所述挡 块经所述开口滑入所述挡槽与该挡槽卡接， 同时所述第一杆件中导尘管 的外露端端部抵顶在所述环形挡壁非设置环形卡槽的侧面上； 所述第二 杆件中导尘管的端部内套于密封套简另一端并与环形卡槽卡接。  An exposed end of the dust guiding tube of the first rod member is inserted into one end of the sealing sleeve, and the stopper slides into the retaining groove through the opening to be engaged with the retaining groove, and the first rod member The exposed end portion of the middle dust guide tube abuts on the side of the annular barrier wall where the annular card slot is not disposed; the end portion of the dust guiding tube of the second rod member is sleeved on the other end of the sealing sleeve and is connected with the ring card The slot is stuck.
所述夹紧部件包括夹紧轴套、 调节螺帽、 偏心轮夹紧帮手和连接轴 销， 其中， 夹紧轴套外套于所述第一杆件中导尘管的外露端， 夹紧轴套 的周壁上轴向开有一通槽， 通槽的两端壁上向外延伸有两平行设置的支 板， 其中一支板固定在所述第二杆件上， 另一支板悬空设置。  The clamping component comprises a clamping sleeve, an adjusting nut, an eccentric clamping aid and a connecting shaft pin, wherein the clamping sleeve is sleeved on the exposed end of the dust guiding tube in the first rod, the clamping shaft The peripheral wall of the sleeve is axially opened with a through groove, and two end plates of the through groove extend outwardly with two parallel supporting plates, wherein one plate is fixed on the second rod and the other plate is suspended.
所述两支板上开有对应的安装孔， 所述连接轴销安装在该安装孔内 且两端外露于安装孔， 所述调节螺帽与连接轴销的一端螺紋连接并位于 所述悬空设置的支板外侧， 所述偏心轮夹紧帮手与连接轴销的另一端活 动连接并位于所述固定在第二杆件上的支板外侧。  Corresponding mounting holes are formed in the two supporting plates, the connecting shaft pins are mounted in the mounting holes and the two ends are exposed to the mounting holes, and the adjusting nut is screwed to one end of the connecting shaft pin and is located at the hanging The outer side of the support plate is disposed, and the eccentric clamping aid is movably connected to the other end of the connecting shaft pin and located outside the support plate fixed on the second rod.
所述夹紧轴套内周壁上覆盖有一层防滑垫。  The inner peripheral wall of the clamping sleeve is covered with a non-slip mat.
. 所述调节螺帽和所述偏心轮夹紧帮手均外露于所述第二杆件。  The adjusting nut and the eccentric clamping aid are exposed to the second rod.
还包括打磨头、 电机和吸尘软管， 所述吸尘软管一端与打磨头的吸 尘孔连接， 另一端与设置在最前端的杆件中的导尘管连接。  Also included is a sanding head, a motor and a suction hose, the one end of which is connected to the dust suction hole of the sanding head, and the other end is connected to the dust guide tube provided in the rod at the foremost end.
本发明相对于现有技术具有如下优点：  The present invention has the following advantages over the prior art:
1， 由于将手柄设计成由至少两节呈纵向设置的杆件通过夹紧部件连 接而成， 所以在不使用该机器时， 可以将手柄的各节杆件拆卸后装箱， 从而方便了使用者的存储和携带。  1. Since the handle is designed to be connected by at least two longitudinally arranged rods through the clamping members, the lever members of the handle can be disassembled and boxed when the machine is not in use, thereby facilitating the use of the handle. Storage and carrying.
2 , 由于相邻杆件中的导尘管之间均通过密封套通连接， 因而可以避 免尘土从其连接处外漏， 进而有效确保了排尘的稳定性。 附图说明： 2, Since the dust guiding tubes in the adjacent rods are connected through the sealing sleeve, the dust can be prevented from leaking from the joints, thereby effectively ensuring the stability of the dust discharging. BRIEF DESCRIPTION OF THE DRAWINGS:
下面结合附图和具体实施例详细介绍本发明。  The invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
图 1为本发明墙面打磨机的结构示意图；  1 is a schematic structural view of a wall grinding machine of the present invention;
图 2为图 1中 I的局部放大示意图；  Figure 2 is a partial enlarged view of I in Figure 1;
图 3为本发明中密封套简的结构示意图；  3 is a schematic structural view of a sealing sleeve in the present invention;
图 4为本发明中夹紧部件的结构示意图；  Figure 4 is a schematic structural view of a clamping member in the present invention;
图 5为本发明中开口和挡槽的结构示意图。  Figure 5 is a schematic view showing the structure of the opening and the retaining groove in the present invention.
具体实施方式：  detailed description:
参见图 1至图 5， 本实施例以手柄由两节杆件组成来举例说明。 按照本发明提供的墙面打磨机， 包括手柄 11、 打磨头 12、 电机 13 和吸尘软管 14 , 手柄 11由呈纵向设置的第一杆件 1和第二杆件 2组成， 第一杆件 1和笫二杆件 2内分别固接有第一、 第二导尘管 3、 4。 其中， 第一导尘管 3后端外露于第一杆件 1， 第二杆件 2内壁上于第二导尘管 4 前端处设有一夹紧部件 5，第一导尘管 3后端穿过夹紧部件 5并与第二导 尘管 4前端连通， 然后通过夹紧部件 5夹紧第一导尘管 3后端， 即可将 第一、 第二杆件 1、 2固接在一起， 同样， 松开夹紧部件 5， 便可将第一、 第二杆件 1、 2拆下并装箱， 存储或携带都非常的方便。  Referring to Figures 1 to 5, this embodiment is exemplified by a handle composed of two rod members. A wall grinding machine according to the present invention comprises a handle 11, a sanding head 12, a motor 13 and a suction hose 14, the handle 11 being composed of a first rod member 1 and a second rod member 2 arranged longitudinally, the first rod The first and second dust guiding tubes 3, 4 are respectively fixed in the member 1 and the second rod member 2. The rear end of the first dust guide tube 3 is exposed on the first rod member 1. The inner wall of the second rod member 2 is provided with a clamping member 5 at the front end of the second dust guiding tube 4, and the rear end of the first dust guiding tube 3 is worn. Passing through the clamping member 5 and communicating with the front end of the second dust guiding tube 4, and then clamping the rear end of the first dust guiding tube 3 through the clamping member 5, thereby fixing the first and second rod members 1, 2 together Similarly, by loosening the clamping member 5, the first and second members 1, 2 can be removed and packed, which is very convenient to store or carry.
吸尘软管 14一端与打磨头 12的吸尘孔连接，另一端与第一导尘管 3 的前端连接， 这样打磨中产生的灰尘便可以通过吸尘软管 14、 第一导尘 管 3和第二导尘管 4排走。  One end of the suction hose 14 is connected to the dust suction hole of the sanding head 12, and the other end is connected to the front end of the first dust guiding tube 3, so that the dust generated in the grinding can pass through the suction hose 14 and the first dust guiding tube 3. And the second dust guide 4 is discharged.
第一导尘管 3的后端面上设有开口 31 , 开口 31—侧壁上开有一挡槽 32， 第二杆件 2的前端内壁上固设有挡块 6 , 第一导尘管 3和第二导尘管 4 之间通过密封套简 7连通。 密封套简 7内壁的后端设有一环形挡壁 ， 环 形挡壁 .71后端面上开有一环形卡槽 72， 第二导尘管 4的前端内套于密封套 简 7的后端且与环形卡槽 72卡接， 密封套简 7内壁的前端开有一通孔 73， 挡块 6自通孔 73伸入密封套简 7内， 笫一导尘管 3的后端穿过夹紧部件 5插 接在密封套简 7的前端， 在插接过程中， 挡块 6先与开口 31滑动配合， 当 插接到预定位置时， 相互旋转第一、 第二杆件 1、 2, 即可使挡块 6卡接到 挡槽 32内， 此时， 第一导尘管 3的后端端部抵顶在环形挡壁 71非设置环形 卡槽 72的侧面上， 从而使第一、 第二导尘管 3、 4连通， 这样一来， 自第 一导尘管 3向第二导尘管 4传输的尘土在密封套简 7的阻挡下不会从其连 通处外漏， 保证了尘土吸收的稳定性。 An opening 31 is defined in the rear end surface of the first dust guide tube 3. The opening 31 has a blocking groove 32 formed on the side wall. The front wall of the front end of the second rod member 2 is fixed with a stopper 6, a first dust guiding tube 3 and The second dust guiding tubes 4 are connected by a sealing sleeve 7 . The rear end of the inner wall of the sealing sleeve 7 is provided with an annular retaining wall, and an annular circular groove 7 2 is formed on the rear end surface of the annular retaining wall 71. The front end of the second dust guiding tube 4 is sleeved at the rear end of the sealing sleeve 7 and The annular card slot 7 2 is engaged, and a through hole 73 is defined in the front end of the inner wall of the sealing sleeve 7 The stopper 6 extends from the through hole 73 into the sealing sleeve 7, and the rear end of the dust guiding tube 3 is inserted through the clamping member 5 at the front end of the sealing sleeve 7. During the insertion process, the stopper 6 first Slidingly engaging with the opening 31, when the first and second rods 1, 2 are mutually rotated when being inserted into the predetermined position, the stopper 6 can be engaged into the retaining groove 32. At this time, the first dust guiding tube 3 The rear end end is abutted on the side of the annular blocking wall 71 where the annular card slot 72 is not disposed, so that the first and second dust guiding tubes 3, 4 are connected, and thus, from the first dust guiding tube 3 to the first The dust transmitted by the second dust guide tube 4 will not leak from the joint under the blockage of the sealing sleeve 7, ensuring the stability of dust absorption.
夹紧部件 5包括来紧轴套 51、调节螺帽 52、 偏心轮夹紧帮手 53和连接 轴销 54， 其中， 夹紧轴套 51外套于第一导尘管 3的后端， 夹紧轴套 51的周 壁上轴向开有一通槽 511， 通槽 511的两端壁上向外延伸有两平行设置的 支板 512、 513, 其中支板 513固定在第二杆件 2上， 支板 512悬空设置， 两 支板 512、 513上设有对应的安装孔 514, 连接轴销 54安装在安装孔 514内 且两端外露于该安装孔， 调节螺帽 52与连接轴销 54的一端螺紋连接并位 于支板 512的外侧， 偏心轮夹紧帮手 53与连接轴销 54的另一端活动连接并 位于支板 513的外侧， 调节螺帽 52和偏心轮夹紧帮手 53均外露于第二杆件 2。 夹紧时， 旋转偏心轮夹紧帮手 53, 在偏心轮的作用下， 连接轴销 54及 调节螺帽 52向内移动， 同时， 调节螺帽 52拉动支板 512内移， 通槽 511宽 度逐渐减小， 夹紧轴套 51内径也随之减小， 置于夹紧轴套 51内的第一导 尘管 3后端被夹紧， 这样第一、 第二杆件 1、 2被固定连接在一起， 而通过 旋转调节螺帽 52可以达到调节夹紧轴套 51松紧度的目的。 The clamping member 5 includes a tightening sleeve 51, an adjusting nut 52, an eccentric clamping aid 53 and a connecting shaft pin 54, wherein the clamping sleeve 51 is fitted over the rear end of the first dust guiding tube 3, the clamping shaft A plurality of through slots 511 are defined in the peripheral wall of the sleeve 51, and two parallel extending brackets 512, 513 extend outwardly from the two end walls of the slot 511, wherein the bracket 513 is fixed on the second rod 2, the support plate The 512 is suspended, and the two plates 512 and 513 are provided with corresponding mounting holes 514. The connecting pin 54 is mounted in the mounting hole 514 and the two ends are exposed to the mounting hole. The adjusting nut 52 and the connecting shaft pin 54 are threaded at one end. Connected and located outside the support plate 512, the eccentric wheel clamping assistant 53 is movably connected to the other end of the connecting shaft pin 54 and located outside the support plate 513, and the adjusting nut 52 and the eccentric wheel clamping helper 53 are exposed to the second rod. Item 2. When clamping, the rotating eccentric clamps the helper 53. Under the action of the eccentric wheel, the connecting shaft pin 54 and the adjusting nut 52 move inwardly. At the same time, the adjusting nut 52 pulls the supporting plate 512 to move inward, and the width of the through slot 511 gradually increases. The inner diameter of the clamping sleeve 51 is also reduced, and the rear end of the first dust guiding tube 3 placed in the clamping sleeve 51 is clamped, so that the first and second rods 1, 2 are fixedly connected. Together, the purpose of adjusting the tightness of the clamping sleeve 51 can be achieved by rotating the adjusting nut 52.
夹紧轴套 51内周壁上覆盖有一层防滑垫 55， 增加夹紧轴套 51对第一 导尘管 3后端夹紧的稳定性。 The inner peripheral wall of the clamping sleeve 51 is covered with a non-slip pad 55, to increase the stability of the clamping sleeve 51 to the rear end of the first guide tube 3 is clamped dust.

Claims

杈 利 要 求 书 Profit request
1、 一种墙面打磨机， 包括手柄， 其特征在于： 所述手柄由至少两节 呈纵向设置的杆件组成， 每一节杆件中均设有一导尘管， 在相邻的两节 杆件中， 第一杆件中的导尘管外露于该杆件， 且此导尘管的外露端*** 第二杆件中与该杆件中的导尘管连通并通过一夹紧部件固接。  A wall grinding machine, comprising a handle, wherein: the handle is composed of at least two longitudinally arranged rod members, each of which is provided with a dust guiding tube, in two adjacent sections In the rod member, the dust guiding tube in the first rod member is exposed to the rod member, and the exposed end of the dust guiding tube is inserted into the second rod member to communicate with the dust guiding tube in the rod member and is fixed by a clamping member Pick up.
2、 如权利要求 1所述的墙面打磨机， 其特征在于： 所述第一杆件中 导尘管的外露端端部设有开口， 所述开口的一侧壁上设有一挡槽， 所述 第二杆件内壁上设有一挡块。  2. The wall grinding machine according to claim 1, wherein: the exposed end of the dust guiding tube of the first rod member is provided with an opening, and a side wall of the opening is provided with a retaining groove. A stopper is arranged on the inner wall of the second rod.
3、 如权利要求 2所述的墙面打磨机， 其特征在于： 所述第一杆件和 第二杆件的导尘管之间通过密封套简连通， 所述密封套简内壁的一端设 有一环形挡壁， 所述环形挡壁的一侧面上开有一环形卡槽， 所述密封套 筒内壁的另一端开有一通孔， 所述挡块自该通孔伸入密封套简内。  The wall grinding machine according to claim 2, wherein: the dust guiding tubes of the first rod member and the second rod member are connected by a sealing sleeve, and one end of the inner wall of the sealing sleeve is provided An annular retaining wall is formed on one side of the annular retaining wall. The other end of the inner wall of the sealing sleeve is provided with a through hole, and the retaining block extends from the through hole into the sealing sleeve.
' 4、 如权利要求 3所述的墙面打磨机， 其特征在于： 所述第一杆件中 导尘管的外露端***所述密封套简一端， 且所述挡块经所述开口滑入所 述挡槽与该挡槽卡接， 同时所述第一杆件中导尘管的外露端端部抵顶在 所述环形挡壁非设置环形卡槽的侧面上； 所述第二杆件中导尘管的端部 内套于密封套筒另一端并与环形卡槽卡接。  4. The wall grinding machine according to claim 3, wherein: the exposed end of the dust guiding tube of the first rod member is inserted into one end of the sealing sleeve, and the stopper slides through the opening Engaging the retaining groove with the retaining groove, and at the same time, the exposed end end of the dust guiding tube of the first rod member abuts on a side of the annular retaining wall where the annular card slot is not disposed; the second rod The end of the dust guiding tube is sleeved on the other end of the sealing sleeve and is engaged with the annular card slot.
5、 如权利要求 1或 2或 3或 4所述的墙面打磨机， 其特征在于： 所述夹 紧部件包括夹紧轴套、 调节螺帽、 偏心轮夹紧帮手和连接轴销， 其中， 夹紧轴套外套于所述第一杆件中导尘管的外露端， 夹紧轴套的周壁上轴 向开有一通槽， 通槽的两端壁上向外延伸有两平行设置的支板， 其中一 支板固定在所述第二杆件上， 另一支板悬空设置。  5. The wall sander according to claim 1 or 2 or 3 or 4, wherein: the clamping member comprises a clamping sleeve, an adjusting nut, an eccentric clamping aid and a connecting pin, wherein The clamping sleeve is sleeved on the exposed end of the dust guiding tube in the first rod member, and a through groove is axially opened on the peripheral wall of the clamping sleeve, and two end walls of the through groove extend outwardly and have two parallel arranged The support plate, wherein one of the plates is fixed on the second bar member, and the other of the plates is suspended.
6、 如权利要求 5所述的墙面打磨机， 其特征在于： 所述两支板上开 有对应的安装孔， 所述连接轴销安装在该安装孔内且两端外露于安装孔， 所述调节螺帽与连接轴销的一端螺紋连接并位于所述悬空设置的支板外 侧， 所述偏心轮夹紧帮手与连接轴销的另一端活动连接并位于所述固定 在第二杆件上的支板外侧。 The wall grinding machine according to claim 5, wherein: the two supporting plates are provided with corresponding mounting holes, and the connecting shaft pins are installed in the mounting holes and the two ends are exposed to the mounting holes. The adjusting nut is screwed to one end of the connecting shaft pin and is located outside the hanging plate On the side, the eccentric clamping aid is movably connected to the other end of the connecting shaft pin and is located outside the supporting plate fixed to the second rod.
7、 如权利要求 6所述的墙面打磨机， 其特征在于： 所述夹紧轴套内 周壁上覆盖有一层防滑垫。  7. The wall sander according to claim 6, wherein: the inner wall of the clamping sleeve is covered with a non-slip mat.
8、 如权利要求 7所述的墙面打磨机， 其特征在于： 所述调节螺帽和 所述偏心轮夹紧帮手均外露于所述第二杆件。  8. The wall sander according to claim 7, wherein: the adjusting nut and the eccentric wheel clamping helper are exposed to the second rod.
9、 如权利要求 1或 2或 3或 4所述的墙面打磨机， 其特征在于： 还包括 打磨头、 电机和吸尘软管， 所述吸尘软管一端与打磨头的吸尘孔连接， 另一端与设置在最前端的杆件中的导尘管连接。  9. The wall sander according to claim 1 or 2 or 3 or 4, further comprising: a sanding head, a motor and a suction hose, the one end of the suction hose and the dust suction hole of the sanding head Connected, the other end is connected to the dust pipe in the rod at the front end.
PCT/CN2010/000715 2009-12-07 2010-05-20 Grinding machine for grinding wall surface WO2011069319A1 (en)

Priority Applications (2)

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US13/126,170 US20110306278A1 (en) 2009-12-07 2010-05-20 Wall polishing machine
DE212010000084U DE212010000084U1 (en) 2009-12-07 2010-05-20 Wall sander

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CN200910250381.8 2009-12-07
CN200910250381.8A CN102085628B (en) 2009-12-07 2009-12-07 Handle of wall polishing machine

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