CN103212907A - Regulating rod for accurately regulating gas pressure of gas static pressure chuck - Google Patents

Regulating rod for accurately regulating gas pressure of gas static pressure chuck Download PDF

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Publication number
CN103212907A
CN103212907A CN2012100168094A CN201210016809A CN103212907A CN 103212907 A CN103212907 A CN 103212907A CN 2012100168094 A CN2012100168094 A CN 2012100168094A CN 201210016809 A CN201210016809 A CN 201210016809A CN 103212907 A CN103212907 A CN 103212907A
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CN
China
Prior art keywords
rod
provided
gas
regulating
lever
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CN2012100168094A
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Chinese (zh)
Inventor
魏志凌
宁军
夏发平
马秀云
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昆山思拓机器有限公司
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Priority to CN2012100168094A priority Critical patent/CN103212907A/en
Publication of CN103212907A publication Critical patent/CN103212907A/en

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Abstract

The invention relates to the technical field of laser micro machining and discloses a regulating rod for accurately regulating the gas pressure of a gas static pressure chuck. The regulating rod is characterized by comprising knobs and a rod part, wherein the knobs are sequentially connected; the rod part is used for extending into a gas cavity; the rod part is provided with a threaded section; the initial end of the threaded section is provided with a sealing device; a micrometer head is arranged between the knobs and the rod part; and the rod part is provided with micrometer scales. The regulating rod has the following characteristics that (1) a rotating head similar with the micrometer head is adopted at the rear end of the regulating rod, a pointer is marked at a rotating part, scales are engraved on the surface of the regulating rod, which corresponds to the pointer, each scale is made small and is equal to 1mum, the stretching quantity of the regulating rod can be accurately controlled, so that the pressure of the gas cavity is accurately controlled; (2) the regulating rod is provided with a sealing ring groove, an O-shaped sealing ring is adopted to seal, and a sealing effect is good; (3) the regulating rod does not require any tool and adopts a manual regulating manner; and (4) and the regulating rod is convenient to regulate and is durable.

Description

一种精确调节气体静压夹头气压的调杆 Adjusting an accurate adjustment lever gas hydrostatic pressure cartridge

技术领域 FIELD

[0001] 本发明涉及激光微加工技术领域,尤其涉及一种精确调节气体静压夹头气压的调杆。 [0001] The present invention relates to laser micromachining, and more particularly relates to an accurate adjustment rod cartridge aerostatic pressure regulator.

背景技术 Background technique

[0002]自适应管材管径轮廓的气体静压夹头、是将一定压力的气体导入所设计的特定密封气腔中,气体加压使得夹头夹紧管材。 [0002] Adaptive aerostatic collet profile pipe diameter, specific sealed air chamber is introduced into the gas under pressure in the design, so that the pressurized gas pipe clamping collet. 如图1所示导入气体时,气体压力通过调杆31来调节,调杆31调节气腔压力大小是通过其前后移动,使对应气腔10容积大小改变,在通入的气体流量不变的情况下,改变了气体的压力。 1 when the gas is introduced, the gas pressure is adjusted by adjusting the lever 31, adjusting rod 31 is adjusted by the size of the air chamber pressure before and after the movement of the corresponding volume of the air chamber 10 size is changed, constant gas flow rate into case, changing the pressure of the gas. 当进气量不变时,调杆31伸进越长,对应气腔10容积越小,流向该路气腔的气压就越大(压力方向如图1中箭头方向所示),反之亦然。 When the intake air amount is constant, the longer the adjustment rod 31 extends into, corresponding to the volume of the gas chamber 10 is smaller, the flow path of the air chamber pressure greater (pressure in an arrow direction shown in FIG. 1), or vice versa . 常用的普通调杆31如图2所示,该调杆31具有如下不足: Commonly used ordinary tone bar 31 shown in Figure 2, the adjusting lever 31 has insufficient:

(1)需要在调杆31后端加工较长一段螺纹,即图中细牙螺纹端71,安装密封环51的调杆挡圈61与调杆做成一体,造成普通调杆31本体直径较大; (1) need to adjust the rear end of rod 31 thread processing long period, i.e., fine thread end in FIG. 71, the mounting ring 61 and the modulation adjusting lever rod seal ring 51 formed integrally, resulting in the body 31 than the diameter of the ordinary adjustment rod Big;

(2)该普通调杆31仅凭其旋转一圈(一个螺距)使调杆伸缩一段距离,难以精确控制调杆伸缩距离,导致各气腔的压力控制不精确,影响夹持的平稳性和运动精度;通向各路气腔的气体流量难以精确控制,造成螺旋形的气腔10所形成的气压压力不等,导致产生的夹紧力不均匀; (2) adjusting the normal rotation of which lever 31 alone (a pitch) that the telescopic shaft adjusting a distance, difficult to precisely control the distance telescopic adjustment lever, causing the pressure in each air cavity inaccurate control, affect the smooth nip and motion accuracy; brightest air chamber leading to difficult to precisely control the gas flow, causing the pressure force of the coil-shaped gas chamber 10 formed vary, resulting in non-uniform clamping force;

(3)仅依靠密封环51密封,气密性不好; (3) rely solely on the seal ring 51 seals, poor air tightness;

(4)普通调杆31的滚花旋钮41必须通过工具来旋动操作,每转动一周调杆伸缩一个螺距,造成操作不便。 (4) Common adjustment rod 31 knurled knob 41 must be swirling operation by the tool, per rotation a telescopic rod pitch adjustment, operation inconvenience.

发明内容 SUMMARY

[0003](一)要解决的技术问题 [0003] (a) To solve technical problems

本发明要解决的技术问题是提供一种新型的调杆,可以精确控制气体流量,解决普通调杆调节时存在的夹紧力不均匀问题。 The present invention is to solve the technical problem is to provide a novel adjusting rod can be precisely controlled flow of gas, to solve the problems of non-uniform clamping force ordinary tone adjustment lever.

[0004] (二)技术方案 [0004] (ii) Technical Solution

为了解决上述技术问题,本发明提供了一种精确调节气体静压夹头气压的调杆,其特征在于,包括:依次连接的旋钮及用于伸入气腔的杆件,所述杆件上设置有螺纹段,所述螺纹段的初始端设置有密封装置; To solve the above technical problem, the present invention provides an accurate adjustment lever chuck aerostatic pressure regulator, characterized in that, comprising: a knob for sequentially connecting rod and extending into the air chamber, said rod member is provided with a threaded section, the initial end of the thread segments is provided with a sealing means;

所述旋钮及所述杆件之间设置有微分头,所述杆件上设置有微分刻度。 There differential head between said knob and said rod member is provided, the rod member is provided with a scale on the differential.

[0005] 其中,所述杆件的螺纹段前端还连接有与所述气腔匹配的深入段。 [0005] wherein the distal end of the thread segments is also connected to the lever section and the air chamber depth matching.

[0006] 其中,所述密封装置包括O型密封圈,所述杆件与所述O型密封圈连接部位设置有环形凹槽,用于卡住所述O型密封圈。 [0006] wherein said sealing means comprises an O-ring, the lever is provided with an O-ring of the connection portion with an annular groove, stuck to the O-ring.

[0007] 其中,所述微分刻度的精确度为lum。 [0007] wherein, the accuracy of the differential scale lum.

[0008] 其中,所述旋钮为滚花旋钮。 [0008] wherein said knob is knurled knob.

[0009] 其中,调杆的气腔的通气入口设置有气体电子流量计。 [0009] wherein the vent inlet air chamber adjusting lever is provided an electronic gas flow meter. [0010](三)有益效果 [0010] (c) beneficial effect

上述技术方案所提供的一种精确调节气体静压夹头气压的调杆,其特征在于,包括:依次连接的旋钮及用于伸入气腔的杆件,所述杆件上设置有螺纹段,所述螺纹段的初始端设置有密封装置;所述旋钮及所述杆件之间设置有微分头,所述杆件上设置有微分刻度。 One of the above technical solution provided by precise adjustment of adjusting lever gas hydrostatic pressure of the collet, characterized by comprising: a knob for sequentially connecting rod and extending into the air chamber, said upper section is provided with a threaded rod , the initial end of the thread segments is provided with a sealing means; provided with a differential head between the knob and the rod member, the rod member is provided with a differential on the scale. 其特点如下:(I)后端采用类似于微分头的旋转头,旋转部分标有指针,指针对应的调杆表面上刻有刻度,做小刻度为一格lum,能精确控制调杆的伸缩量,从而精确控制气腔压力;(2)调杆上开有密封圈槽,采用O形密封圈密封,密封效果好。 Its characteristics are as follows: (I) similar to the rear end of a rotary head differential head, the rotating portion marked with pointers, engraved transfer surface of the rod on the scale corresponding to the pointer, a small scale of a grid Lum, can accurately control the telescopic adjustment rod amount, thereby accurately control the pressure of the air chamber; (2) adjusting rod opened ring groove, an O-ring seal, sealing effect. (3)无需任何工具,手动调节;(4)调节方便,经久耐用。 (3) without any tools, manual adjustment; (4) easy adjustment, and durable.

附图说明 BRIEF DESCRIPTION

[0011] 图1是现有技术中气体静压调节夹头的结构示意图; [0011] FIG. 1 is a schematic structural diagram of a gas static pressure adjuster collet prior art;

图2是现有技术中的调节调杆的结构示意图; FIG 2 is a schematic structure of a conventional adjustable adjusting rod art;

图3是本发明实施例提供的精确调节气体静压夹头气压的调杆结构示意图; 3 is a schematic structural precise adjustment of adjusting lever gas hydrostatic pressure cartridge according to an embodiment of the present invention;

其中,1:夹头外壳;2:螺旋沟槽;3:调杆;31:调杆;32:调杆;41:滚花旋钮;42:滚花旋钮;51:密封环;61:调杆挡圈;62:0形密封圈;71:细牙螺纹端;72:细牙螺纹端;82:微分头;92:深入段;10:气腔。 Wherein, a: the collet housing; 2: spiral grooves; 3: adjusting rod; 31: adjusting rod; 32: adjusting rod; 41: knurled knob; 42: knurled knob; 51: sealing ring; 61: adjusting rod ring; 62: 0-ring; 71: fine thread end; 72: fine thread end; 82: differential head; 92: depth segment; 10: air chamber.

具体实施方式 Detailed ways

[0012] 下面结合附图和实施例,对本发明的具体实施方式作进一步详细描述。 [0012] The following embodiments and the accompanying drawings, specific embodiments of the present invention will be further described in detail. 以下实施例用于说明本发明,但不用来限制本发明的范围。 The following examples serve to illustrate the present invention but are not intended to limit the scope of the present invention.

[0013] 结合图1及图3所示,本发明实施例提供的一种精确调节气体静压夹头气压的调杆32,包括:依次连接的旋钮及用于伸入气腔的杆件,杆件上设置有螺纹段。 [0013] in conjunction with FIGS. 1 and 3, an accurate adjustment lever adjustment embodiment aerostatic pressure cartridge 32 of the present invention is provided, comprising: a turn knob and a connecting rod extending into a gas chamber, It is provided with a threaded section of the rod. 结合图3中旋钮为滚花旋钮42,其宽度大于操作者手指的宽度,便于操作者手动精准的调节;而螺纹段为细牙螺纹端72,便于与气体静压夹头的调节入口匹配。 3 in conjunction with FIG knob is knurled knob 42 having a width greater than the width of the finger of the operator, the operator manually to facilitate precise adjustment; and a threaded end section 72 of a fine thread, easy to adjust to match the inlet gas hydrostatic cartridge. 而螺纹段的初始端设置有密封装置;滚花旋钮42及杆件之间设置有微分头82,杆件上设置有微分刻度。 And the initial end of the thread segments is provided with a sealing means; differential head 82 has a knurled knob 42 is provided between the rod member and provided with a scale on the differential lever.

[0014] 如图1所示导入气体时,气体压力通过调杆32来调节,调杆32调节气腔10压力大小是通过其前后移动,使对应气腔10容积大小改变,在通入的气体流量不变的情况下,改变了气体的压力。 [0014] When gas is introduced as shown in Figure 1, gas pressure is adjusted by adjusting the lever 32, adjusting rod 32 adjusts the size of the air pressure chamber 10 is moved back and forth by which the size of the volume 10 gas chamber corresponding to the change in the feed gas When the flow rate constant, changing the pressure of the gas. 当进气量不变时,调杆32伸进越长,对应气腔容积越小,流向该路气腔10的气压就越大,反之亦然。 When the intake air amount is constant, the longer the adjustment rod 32 extends into, the gas chamber corresponding to the smaller volume of the pressure chamber 10 flows to the air passage becomes greater, and vice versa.

[0015] 杆件的螺纹段前端还连接有与气腔匹配的深入段92。 [0015] The distal threaded section is also connected to the lever 92 and the air chamber depth section match. 其结构简单,深入气腔10的长度来调节气腔10内的容积从而调节气体压力大小。 Simple structure, the length of the air chamber 10 further adjusting the volume within the air chamber 10 to adjust the size of the gas pressure.

[0016] 密封装置包括O型密封圈62,杆件与O型密封圈62连接部位设置有环形凹槽(如图3中所示),用于卡住O型密封圈62。 [0016] The sealing means comprises an O-ring 62, the lever 62 is connected with the O-ring portion is provided with an annular groove (shown in Figure 3), stuck to the O-ring 62.

[0017] 本实施例优选的,微分刻度的精确度为lum,可以使得调整精度更高。 [0017] The degree of accuracy, the differential scale preferred embodiments of Lum, adjustment accuracy can be made higher.

[0018] 调杆的气腔的通气入口设置有气体电子流量计,可以更有效的准确了解气腔10内的气体压力情况,便于及时的调整。 [0018] The ventilation air inlet chamber adjusting lever is provided an electronic gas flow meter can accurately understand the more effective in the case where the gas pressure in the gas chamber 10, to facilitate timely adjustments.

[0019] 由以上实施例可以看出,本发明实施例提供的一种精确调节气体静压夹头气压的调杆,包括:依次连接的旋钮及用于伸入气腔的杆件,杆件上设置有螺纹段,螺纹段的初始端设置有密封装置;旋钮及杆件之间设置有微分头,杆件上设置有微分刻度。 [0019] As can be seen from the above embodiment, a method according to an embodiment of the present invention precisely regulated aerostatic adjusting lever chuck pressure, comprising: a knob for sequentially connecting rod and extending into the gas chamber, the lever provided with a threaded section, the initial end of the thread segments is provided with a sealing means; with a rod disposed between the knob differential head provided with a scale on the differential lever. 本微调杆,其特点如下: This trim rod, the following features:

(I)后端采用类似于微分头的旋转头,旋转部分标有指针,指针对应的调杆表面上刻有刻度,做小刻度为一格lum,能精确控制调杆的伸缩量,从而精确控制气腔压力;(2)调杆上开有密封圈槽,采用O形密封圈密封,密封效果好。 (I) similar to the rear end of the rotary head differential head, the rotating portion marked with pointers, engraved transfer surface of the rod on the scale corresponding to the pointer, a small scale of a grid Lum, can accurately control the amount of stretching of the adjusting lever, so as to precisely air pressure control chamber; (2) adjusting rod opened ring groove, an O-ring seal, sealing effect. (3)无需任何工具,手动调节;(4)调节方便,经久耐用。 (3) without any tools, manual adjustment; (4) easy adjustment, and durable.

[0020] 上述控制通向各气腔的新式调杆,能很好的实现对通向各气腔气压的精确控制,使夹持力均匀、平稳,对管材的夹持损伤小。 [0020] The control lever leads to new modulation of each of the air chambers, the well leads to accurate control of the pressure in each air chamber, the clamping force is uniform, smooth, little damage to the pipe clamp.

[0021] 以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明技术原理的前提下,还可以做出若干改进和替换,这些改进和替换也应视为本发明的保护范围。 [0021] The above are only preferred embodiments of the present invention, it should be noted that those of ordinary skill in the art, in the art without departing from the principles of the present invention is provided, you can make various modifications and substitutions, these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (6)

1.一种精确调节气体静压夹头气压的调杆,其特征在于,包括:依次连接的旋钮及用于伸入气腔的杆件,所述杆件上设置有螺纹段,所述螺纹段的初始端设置有密封装置; 所述旋钮及所述杆件之间设置有微分头,所述杆件上设置有微分刻度。 A precise adjustment of adjusting lever chuck gas hydrostatic pressure, characterized in that, comprising: a turn knob and a connecting rod extending into the air chamber, said upper section is provided with a threaded rod, the threaded the initial end section is provided with a sealing means; provided with a differential head between the knob and the rod member, the rod member is provided with a differential on the scale.
2.根据权利要求1所述的精确调节气体静压夹头气压的调杆,其特征在于,所述杆件的螺纹段前端还连接有与所述气腔匹配的深入段。 The precise adjustment of adjusting lever gas hydrostatic pressure cartridge according to claim 1, wherein the distal threaded section of the rod member is further connected with the air chamber depth section match.
3.根据权利要求2所述的精确调节气体静压夹头气压的调杆,其特征在于,所述密封装置包括O型密封圈,所述杆件与所述O型密封圈连接部位设置有环形凹槽,用于卡住所述O型密封圈。 The precise adjustment lever to adjust the gas hydrostatic pressure cartridge according to claim 2, characterized in that said sealing means comprises an O-ring, the lever is provided with the O-ring has a connecting portion an annular groove, stuck to the O-ring.
4.根据权利要求1所述的精确调节气体静压夹头气压的调杆,其特征在于,所述微分刻度的精确度为lum。 The precise adjustment lever to adjust the gas hydrostatic pressure cartridge of claim 1, wherein said differential scale accuracy of lum.
5.根据权利要求1所述的精确调节气体静压夹头气压的调杆,其特征在于,所述旋钮为滚花旋钮。 The precise adjustment lever to adjust the gas hydrostatic pressure cartridge as claimed in claim 1, wherein said knob is knurled knob.
6.根据权利要求1至5中任一项所述的精确调节气体静压夹头气压的调杆,其特征在于,调杆的气腔的通气入口设置有气体电子流量计。 6. A gas flow meter electronics according to any one of 1 to 5 fine adjustment of the adjusting lever chuck gas hydrostatic pressure, characterized in that the vent inlet air chamber adjusting lever is provided as claimed in claim.
CN2012100168094A 2012-01-19 2012-01-19 Regulating rod for accurately regulating gas pressure of gas static pressure chuck CN103212907A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3615154A1 (en) * 1986-05-05 1987-11-12 Teves Gmbh Alfred Brake pressure control valve arrangement
JP2004052783A (en) * 2002-07-16 2004-02-19 Tlv Co Ltd Disk-type steam trap
US20070169596A1 (en) * 2006-01-20 2007-07-26 Aerotech, Inc. Collet chuck for direct drive rotary stage
CN201041236Y (en) * 2007-03-30 2008-03-26 玉环奥德华阀门厂 Flow regulation valve
CN201241895Y (en) * 2008-06-12 2009-05-20 宁波丰州机械有限公司 Cylinder for chucking appliance with flow regulation mechanism
CN201561834U (en) * 2009-11-26 2010-08-25 衡阳风顺车桥有限公司 Liquid pressure peak gauge
CN202507001U (en) * 2012-01-19 2012-10-31 昆山思拓机器有限公司 Adjusting rod for accurately adjusting pressure of gas static pressure chuck

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3615154A1 (en) * 1986-05-05 1987-11-12 Teves Gmbh Alfred Brake pressure control valve arrangement
JP2004052783A (en) * 2002-07-16 2004-02-19 Tlv Co Ltd Disk-type steam trap
US20070169596A1 (en) * 2006-01-20 2007-07-26 Aerotech, Inc. Collet chuck for direct drive rotary stage
CN201041236Y (en) * 2007-03-30 2008-03-26 玉环奥德华阀门厂 Flow regulation valve
CN201241895Y (en) * 2008-06-12 2009-05-20 宁波丰州机械有限公司 Cylinder for chucking appliance with flow regulation mechanism
CN201561834U (en) * 2009-11-26 2010-08-25 衡阳风顺车桥有限公司 Liquid pressure peak gauge
CN202507001U (en) * 2012-01-19 2012-10-31 昆山思拓机器有限公司 Adjusting rod for accurately adjusting pressure of gas static pressure chuck

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