CN102000730B - Rotary pressure head device of lining bimetallic composite tube - Google Patents

Rotary pressure head device of lining bimetallic composite tube Download PDF

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Publication number
CN102000730B
CN102000730B CN2010105174321A CN201010517432A CN102000730B CN 102000730 B CN102000730 B CN 102000730B CN 2010105174321 A CN2010105174321 A CN 2010105174321A CN 201010517432 A CN201010517432 A CN 201010517432A CN 102000730 B CN102000730 B CN 102000730B
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section
rod
spinning head
pressure head
pads
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CN2010105174321A
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CN102000730A (en
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孟宪虎
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江苏众信绿色管业科技有限公司
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Abstract

The invention discloses the rotary pressure head device of a lining bimetallic composite tube, which comprises a rotary rod and a pressure head. The rotary pressure head device is characterized in that one section of the rotary rod is a straight rod section and the other section of the rotary rod is a circular table section; one end of the circular table section with larger diameter is equipped with a retaining ring the diameter of which is more than that of the circular table section; the end with larger diameter of the circular table section is connected with the straight rod section, and the end with smaller diameter of the circular table section is connected with a compression flange; the pressure head comprises a limit inner ring and a limit outer ring arranged outside the limit inner ring, walls of the limit inner ring and the limit outer ring are equipped with through holes which form a certain angle with an axial direction, and the through holes are internally equipped with rollers; and the rotary rod is equipped with an adjustable cushion block group which comprises a compression cushion block group arranged between the compression flange and the pressure head as well as a positioning cushion block group arranged between the pressure head and the retaining ring. The lining bimetallic composite tube has the advantages of simpler manufacturing process, high composite strength, adjustable binding force among layers, higher adjusting accuracy of pipe diameter expansion range, stable and reliable performances and high qualification rate of the finished product.

Description

内衬双金属复合管旋压头装置 Spinning head device bimetallic composite pipe liner

技术领域 FIELD

[0001] 本发明涉及一种管材加工复合装置,尤其涉及一种内衬双金属复合管加工装置。 [0001] The present invention relates to a composite pipe processing apparatus, particularly to a double-lined metal composite pipe processing apparatus. 背景技术 Background technique

[0002] 近几年,随着技术的进步和エ艺方面的改进,国内外在给水管线、油田、气田的输送管线及化工企业的输送管线等尤其是输送腐蚀性介质用的管线上,大量推广使用内衬双金属复合管材。 The [0002] In recent years, with the improvement of technology advances and Ester arts aspects, at home and abroad in the water supply pipelines, oil, gas pipelines and the pipelines and other chemical companies, especially transport corrosive medium pipeline, a large number of promote the use of double-lined metal composite pipes. 通过适当的エ艺方式将较薄壁厚的耐腐蚀合金材料与具有较高机械强度的碳钢基管复合为一体,既保证了管材耐腐蚀的要求,又极大的減少了耐腐蚀合金材料的用量,同时还提高了长输管材的机械强度,方便安装与维修,从而达到“满足生产,降低成本”的目的。 Ester manner by suitable relatively thin wall thickness arts corrosion resistant alloy composite material and the steel base pipe having a high mechanical strength as a whole, both to ensure the corrosion-resistant pipe requirements, but also greatly reduces the amount of corrosion-resistant alloy material , but also improve the mechanical strength of the long-distance pipe, easy installation and maintenance, so as to achieve "meet production, reduce cost".

[0003] 内衬双金属复合管是由耐腐蚀的合金材料与具有较高机械强度的碳钢基管通过适当的エ艺方式组合在一起形成的特殊管材。 [0003] Double metal composite pipe is lined with a special corrosion resistant alloy tube material and the carbon steel tube having a high mechanical strength is formed by combining a suitable manner Ester arts. 目前加工制造内衬双金属复合管主要有两大类エ艺方法。 Currently manufacturing bimetallic composite lined pipe, there are two main methods Ester arts. ー类为冶金复合:通过冶炼的方式,将耐腐蚀合金材料烧结在基管的内表面上,从而形成耐腐蚀层,其连接强度一般不低于两种金属中强度较低的ー种;另ー类为机械式复合:通过机械复合的方式将两种不同材质的成形管材,利用其不同的材料特性,强行的将内衬管嵌合在基管的内表面上,从而达到耐腐蚀由内衬管发挥作用,提高机械强度和刚性由基管发挥作用。ー class metallurgical complex: by way of smelting, the corrosion-resistant sintered alloy material on the inner surface of the substrate tube to form a corrosion-resistant layer, which is not lower than the connection strength of the two metals in a lower intensity ー species; otherー mechanical type composite: mechanically by way of two different composite materials forming the pipe, with its different material properties, will be forcibly fitted in the inner liner surface of the base pipe, so as to achieve corrosion resistance by the inner liner play a role in improving mechanical strength and rigidity to function by the base pipe. 机械式复合主要包括爆燃法、内旋压法、拉拔法三种方式。 Mechanical composite including deflagration method, the spinning method, a drawing method in three ways. 机械式内衬双金属复合管的层间复合強度大小是判断内衬双金属复合管性能的ー项重要技术指标,采用内旋压法生产内衬双金属复合管时,旋压装置起着重要作用,目前使用的旋压装置生产出的内衬双金属复合管达到的层间复合強度一般为0. 5Mpa左右,而且,对复合力的调节能力有限,对管径的扩张范围的调节精度不够精细,不能满足ー些行业对内衬双金属复合管的性能、精度的要求。 Composite interlayer mechanical strength of the liner size bimetallic composite pipe is lined with a double-metal composite pipe is determined performance indicators ー important technique when using the spinning production of double metal lined composite pipe, spinning apparatus plays an important effect, the spinning devices are currently used to produce a bimetallic composite pipe liner interlayer composite strength achieved is generally about 0. 5Mpa, and limited ability to regulate the composite force, the expansion of the range of adjustment accuracy enough diameter fine, the industry can not meet these requirements ー bimetallic composite liner tube performance, accuracy.

发明内容 SUMMARY

[0004] 本发明所要解决的技术问题是提供ー种使内衬双金属复合管制造エ艺更简单、复合強度高、层间结合力可调节、管径扩张范围调节精度较高、性能稳定可靠、成品合格率高、可操作性强,可实现规模化生产内旋压机械式内衬双金属复合管中使用的旋压头装置。 [0004] The present invention solves the technical problem is to provide a kind of the liner ー double metal composite pipe manufacturing arts Ester simpler, composite high strength, interlayer bonding force can be adjusted, expanded diameter range adjustment high precision, stable and reliable performance finished products pass rate, high operability can be realized using the spinning head device bimetallic composite pipe inner spinning mechanical scale production liner.

[0005] 为解决上述技术问题,本发明提供一种内衬双金属复合管旋压头装置,包括:设在内管内的旋杆,一端与驱动装置或传动杆相连; [0005] To solve the above problems, the present invention provides a double metal composite pipe liner spinning head apparatus, comprising: a tube disposed within the inner rotating rod, one end of the drive means or drive rod connected;

[0006] 套在旋杆上的压头; [0006] In the spin head set lever;

[0007] 其特征是,所述旋杆与驱动装置或传动杆相连的一段为直杆段,另一段为圆台段,所述圆台段直径较大的一端设有直径大于所述圆台段的挡圈,所述圆台段直径较大端与所述直杆段相连,所述圆台段直径较小端与压紧法兰连接; [0007] wherein, the rotating rod section of the drive means or drive rod connected to a linear rod segment, another section of a truncated cone section, the larger end of the circular section of a diameter greater than the diameter gear stage is provided with a circular section of the table ring, said truncated cone section having a larger diameter end with the rod segments are connected, said truncated cone section having a smaller diameter end connected to the pressing flange;

[0008] 所述压头包含限位内圈和设在限位内圈外的限位外圈,所述限位内圈、限位外圈的壁上设有与轴向成一定角度的通孔,所述通孔内设有滚柱; [0008] The ram comprises a limit stop provided in the inner and the outer limit of the outside of the circle, the inner limit, the outer wall of the stopper is provided with an axial through-angled hole, said through hole is provided with a roller;

[0009] 所述旋杆上还设有可调节的垫块组,包含设在所述压紧法兰与所述压头之间的压紧垫块组和设在所述压头与所述挡圈之间的定位垫块组。 [0009] The screw rod is further provided with an adjustable pad group, the group comprising compression pads between said flange and provided on the ram and the ram provided with the pressing positioning pads between the ring group.

[0010] 所述滚柱为圆台体,所述圆台体相对的两条母线相交所成的夹角为2. 0-2. 8度。 [0010] The roller truncated cone intersect, the two busbars truncated cone formed by opposing angle of 2. 0-2. 8 degrees.

[0011] 所述圆台体直径较大的一端朝向所述旋杆圆台段直径较小的一端设置。 [0011] The larger diameter end of the truncated cone rotating rod toward the smaller diameter end of the truncated cone section is provided.

[0012] 所述内衬双金属复合管旋压头装置旋压角为0. 4-1. 0度。 [0012] The bimetallic composite pipe liner spinning head angle spinning apparatus 0. 4-1. 0 degrees.

[0013] 所述压紧垫块组至少包含ー块通用压紧垫块。 [0013] The compression set of pads comprises at least ー block general compression pad.

[0014] 所述压紧垫块组还包含可换压紧垫块和/或可换辅助压紧垫块。 [0014] The compression pad further comprises a set of interchangeable pinch pad and / or pad removable secondary latch. 可换压紧垫块、可换辅助压紧垫块均为一系列不同型号的可选的垫块。 Interchangeable compression pad, interchangeable secondary latch pads are a series of optional pads of different models.

[0015] 所述定位垫块组至少包含ー块通用定位垫块。 The [0015] group comprises at least ー positioning pads general block positioning pads.

[0016] 所述定位垫块组还包含可换定位垫块和/或可换辅助定位垫块。 The [0016] positioning pads set further comprises an interchangeable positioning pads and / or removable auxiliary positioning pads. 可换定位垫块、可换辅助定位垫块均为一系列不同型号的可选的垫块。 Interchangeable positioning pads, positioning pads are interchangeable auxiliary series of optional pads of different models.

[0017] 通过调节压紧垫块组和定位垫块组中包含的不同型号、数量的垫块,来调节夹持在压紧垫块组和定位垫块组之间的压头的位置,压头的位置不同则对管径的扩张调节范围不同。 [0017] By adjusting the different types of compression pads and the positioning pads group contained in the group, the number of spacers to adjust the position of the ram is clamped between the pressing pads groups and targeting groups pads, pressure different head positions of the different expansion diameter range of adjustment.

[0018] 所述通孔为四边形孔,沿旋杆轴向方向上的长度大于所述滚柱的长度。 [0018] The through hole is a quadrangular hole, a length along an axial direction of the rotating shaft is larger than the length of said rollers. 所述限位内圈上的通孔沿另一方向上的长度大于所述滚柱的直径,滚柱可完全置于限位内圈的通孔内,在其中自由滚动;所述限位外圈上的通孔沿另一方向上的长度小于所述滚柱的直径,即不影响滚柱在限位外圈的通孔内自由滚动,又保证滚柱不会从限位外圈中脱落。 Along the length of the through-hole in the other direction on the limiting roller is greater than the inner diameter of the rollers may be disposed completely through the inner hole of the stopper, in which the freely rolling; the outer limit through hole in the other direction along a length less than the diameter of the rollers, i.e. rollers roll freely without affecting the through hole of the stopper of the outer ring, and ensure the roller does not come off from the outer limit. 所述滚柱被夹持在所述旋杆圆台段与限位外圈之间。 The rollers are clamped between the swivel lever and the stopper outer frustum section.

[0019] 本发明所达到的有益效果: [0019] The present invention to achieve advantageous effects:

[0020] I、制造エ艺简单,可操作性强,成品合格率高,可实现规模化生产; [0020] I, manufacture Ester arts simple, easy to operate, high rate of qualified products, enabling large-scale production;

[0021] 2、制作原理采用的是旋转冷挤压的方式,所以对内衬合金管材不会造成耐腐蚀层性能的破坏和影响,而且由于机械钝化的作用内衬管表面的硬度得到了提高; [0021] 2, prepared using the principle of a rotating cold extrusion manner, so the lining alloy tube does not cause damage and affect the performance of corrosion-resistant layer, and the hardness of the surface of the mechanical action of the inner liner has been passivated improve;

[0022] 3、旋压装置采用奇数滚柱复合,因此对被加工管材在直径方向的形状误差要求可放宽,但完全可以达到各个截面圆周上旋压复合強度相同、受カ大小相同、品质相同,保证了基管的机械性能不受破坏,与同类产品相比复合强度可达0. 8Mpa_3Mpa,性能更稳定可靠; [0022] 3, a composite spinning apparatus employed odd rollers, so the pipe is required machining shape error in the diameter direction can be relaxed, but it can achieve the same cross-sectional circumference of the respective spinning composite strength grades by the same size, the same quality ensure that the mechanical properties of the substrate tube from being damaged, the strength of the composite compared with similar products up to 0. 8Mpa_3Mpa, more stable and reliable;

[0023] 4、由于旋压头装置在直径方向可作调整,因此相同规格的内衬双金属复合管材,根据使用性能的要求,在产品标准的范围内可对复合強度的大小作适当的调整,满足客户的不同需求; [0023] 4, since the spinning head device can be adjusted in the radial direction, and therefore the same specifications bimetallic composite pipe liner according to performance requirements, the standard product is in the range may be suitably adjusted to the size of the composite strength to meet the different needs of customers;

[0024] 5、内衬耐腐蚀合金管与基管的嵌合接触面始终处于应カ状态,由于内应力的作用,提高了内衬双金属复合管整体的机械性能; [0024] 5, the liner pipe and corrosion-resistant alloy base pipe fitting contact surfaces should always be in the state grades, due to the inner stress, improves the mechanical properties of double metal lined composite pipe body;

[0025] 6、耐腐蚀合金材料用量很少,其作为整体性价比高,可大大减少生产成本。 [0025] 6, corrosion resistant alloys small amounts, which is cost-effective as a whole, can greatly reduce the production cost.

[0026] 附图说明 [0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 图I是本发明内衬双金属复合管旋压头装置装配图; [0027] FIG. I of the present invention is a double metal lined composite pipe assembly of FIG spinning head device;

[0028] 图2是图I的右视图; [0028] FIG 2 is a right side view of Figure I;

[0029] 图3是图I中AA的剖视图; [0029] FIG. 3 is a sectional view AA in Figure I;

[0030] 图4是图I中BB的剖视图; [0030] FIG. 4 is a sectional view BB of the I;

[0031] 图5是本发明内衬双金属复合管旋压头装置一实施例的示意简图。 [0031] FIG. 5 is a composite liner of the present invention is a double metal pipe spinning schematic diagram illustrating a first embodiment of the apparatus of FIG.

[0032] 图6是本发明内衬双金属复合管旋压头装置又一实施例的示意简图。 [0032] FIG. 6 is a liner tube of the present invention is a schematic diagram of a bimetallic composite spinning head device according to still another embodiment of the embodiment. [0033] 图中,I、旋杆;11、直杆段;12、圆台段;13、挡圈;2、压头;21、限位内圈;22、限位外圈;23、通孔;24、通孔;25、滚柱;3、压紧垫块组;31、通用压紧垫块;32、可换压紧垫块;4、定位垫块组;41、通用定位垫块;42、可换定位垫块;5、压紧法兰。 [0033] FIG, I, rotating rod; 11, straight rod segment; 12, truncated cone segment; 13, ring; 2, pressure head; 21, the inner limit; 22, the outer limit; 23, a through hole ; 24, a through hole; 25, rollers; 3, the pressing pad set; 31, general compression pad; 32, interchangeable pinch pad; 4, set the positioning pads; 41, Global positioning pads; 42, the interchangeable positioning pads; 5, the pressing flange.

[0034] 具体实施方式 [0034] DETAILED DESCRIPTION

[0035] 下面结合附图对本发明作进ー步描述。 [0035] The present invention will be further described in conjunction with the accompanying drawings ー feed. 以下实施例仅用于更加清楚地说明本发明的技术方案,而不能以此来限制本发明的保护范围。 The following examples serve only to more clearly illustrate the technical solutions of the present invention, and are not intended to limit the scope of the invention.

[0036] 实施例I [0036] Example I

[0037] 如图I、图2、图3、图4所示,本发明中内衬双金属复合管旋压头装置是采用机械式 [0037] FIG. I, FIG. 2, FIG. 3, FIG. 4, the present invention is a double metal composite pipe liner spinning head by mechanical means is

旋压法生产内衬双金属复合管时在内管中使用的旋压装置,包含旋杆I、压头2、压紧垫块组3、定位垫块组4。 When the spinning production of double metal lined composite pipe used in the inner tube spinning apparatus, comprising a rotating rod I, ram 2, the pressing pad group 3, group 4 positioning pads. 旋杆其中一段为直杆段11,其中还有一段为圆台段12,圆台段12直径较大的一端设有直径大于所述圆台段12的挡圈13,圆台段12直径较小端与压紧法兰5连接。 Wherein rotating section rod is a straight rod segment 11, where there is still a truncated cone section 12, a larger diameter circular section of the table 12 is provided with an end collar diameter larger than the circular table 13 of section 12, section 12 smaller diameter end of the truncated cone and the press 5 tight flange connection.

[0038] 压头2套在旋杆上的圆台段12,位置可以通过调节压紧垫块组3和定位垫块组4中包含的不同型号、数量的垫块来调节,压紧垫块组3和定位垫块组4配合调节,与挡圈13、夹持压头2 —起对压头2起固定作用,压头2包含限位内圈21和设在限位内圈21外的限位外圈22,限位内圈21、限位外圈22的壁上设有与轴向成一定角度的7个均布的通孔23、24,通孔23、24内设有滚柱25 ;通孔23、24为四边形孔,沿旋杆轴向方向上的长度大于滚柱25的长度。 [0038] 2 ram rod set in rotation round table section 12, the position of the pressing pad may be adjusted set of different models, the number of pads 3 and 4 in the group comprising positioning pads by adjusting the pressing pad group 3 and 4 with adjustable positioning pads groups, and the ferrule 13, the clamping head 2 - 2 starting from the fixed effect indenter, the ram 21 and the inner ring 2 comprises a limit stop disposed on an outer limit of the inner ring 21 22, the inner wall of the stop position of the outer ring 21, outer ring 22 is provided limiting the axial angle of 7 equispaced through holes 23 and 24, through holes 23 and 24 are equipped with rollers 25 ; quadrangular through holes 23 and 24 holes, length in the axial direction along the rotating rod 25 is greater than the length of the rollers. 限位内圈21上的通孔23沿另一方向上的长度大于滚柱25的直径,滚柱25可完全置于限位内圈的通孔内,在其中自由滚动;限位外圈22上的通孔24沿另一方向上的长度小于滚柱25的直径,即不影响滚柱25在限位外圈的通孔内自由滚动,又保证滚柱25不会从限位外圈中脱落。 The stopper through hole 21 of the inner ring 23 along the other direction length greater than the diameter of the rollers 25, the rollers 25 may be disposed entirely in the inner through hole of the stopper, roll freely therein; outer ring 22 on the stop diameter along the length of the through hole 24 is smaller than the rollers 25 in the other direction, i.e., it does not affect the rollers 25 roll freely in the through hole of the stopper of the outer ring, and rollers 25 to ensure that the stopper does not come off from the outer ring. 滚柱25被夹持在旋杆I圆台段12与限位外圈22之间。 Roller 25 is sandwiched between the rotating circular table I bar section 12 with the stopper 22 of the outer ring.

[0039] 压紧垫块组3包含通用压紧垫块31、可换压紧垫块32,当通过可换压紧垫块32不足以达到所需要的管径调节范围、精度时,可加入可换辅助压紧垫块。 [0039] Group 3 comprises pressing pads 31 general purpose compression pad, compression pad 32 can be changed, when the pressing pad 32 by an interchangeable insufficient to achieve the desired adjustment range of the diameter, while precision may be added interchangeable secondary latch pad. 可换压紧垫块32、可换辅助压紧垫块均为一系列不同型号的可选的垫块,根据需要选择使用,以满足滚柱对内管的复合力达到要求。 Interchangeable compression pad 32, the auxiliary pressing pads are interchangeable optional number of different types of pads, selected as necessary to use in order to meet the power roller inner tube of the composite to meet the requirements.

[0040] 定位垫块组4包含通用定位垫块41、可换定位垫块42,当通过可换定位垫块42不足以达到所需要的管径调节范围、精度时,可加入可换辅助定位垫块。 [0040] Group 4 comprises a universal positioning pads positioning pads 41, pads 42 may be positioned change, when the transducer may be positioned by the spacer 42 is not sufficient to achieve the diameter desired adjustment range, precision, interchangeable positioning aid may be added pad. 可换定位垫块42、可换辅助定位垫块均为一系列不同型号的可选的垫块,根据需要选择使用,以满足滚柱对内管的复合力达到要求。 Interchangeable positioning pads 42, the auxiliary positioning pads are interchangeable series of different types of optional pad, selected as necessary to use in order to meet the power roller inner tube of the composite to meet the requirements.

[0041] 实施例2 [0041] Example 2

[0042] 如图5所示,为本发明另ー实施例,压紧垫块组3包含通用压紧垫块31,定位垫块组4包含通用定位垫块41、数块可换定位垫块42,此时压头2被夹持在圆台段直径最小的一端。 [0042] FIG. 5, the present invention further ー embodiment, the pressing pads 3 group comprising common pressing pad 31, the positioning pads 4 group comprising common positioning pads 41, the number of blocks can be changed positioning pads 42, when the head 2 is clamped at one end in the circular diameter of the smallest section of the table. 其余与实施例I完全相同。 I remaining the same as in Example.

[0043] 实施例3 [0043] Example 3

[0044] 如图6所示,为本发明另ー实施例,压紧垫块组3包含通用压紧垫块31、数块可换压紧垫块32,定位垫块组4包含通用定位垫块41,此时压头2被夹持在圆台段直径最大的一端。 [0044] As shown in FIG 6, another ー Example 32, the positioning pads 4 group comprising Global Positioning pad of the present invention, the pressing pads 3 group comprising common pressing pad 31, the compression pad can change the number of blocks block 41, the ram 2 at this time is held in the diameter of the largest circular section of the table at one end. 其余与实施例I完全相同。 I remaining the same as in Example.

[0045] 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变形,这些改进和变形也应视为本发明的保 [0045] 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, can make various modifications and variations, these improvements and modifications should be deemed to protect the invention

护范围。 Protection range.

Claims (9)

1. 一种内衬双金属复合管旋压头装置,包括:设在内管内的旋杆,一端与驱动装置或传动杆相连; 套在旋杆上的压头; 其特征是,所述旋杆与驱动装置或传动杆相连的一段为直杆段,另一段为圆台段,所述圆台段直径较大的一端设有直径大于所述圆台段的挡圈,所述圆台段直径较大端与所述直杆段相连,所述圆台段直径较小端与压紧法兰连接; 所述压头包含限位内圈和设在限位内圈外的限位外圈,所述限位内圈、限位外圈的壁上设有与轴向成一定角度的通孔,所述通孔内设有滚柱; 所述旋杆上还设有可调节的垫块组,包含设在所述压紧法兰与所述压头之间的压紧垫块组和设在所述压头与所述挡圈之间的定位垫块组。 A double metal lined composite pipe spinning head apparatus, comprising: a tube disposed within the inner rotating rod, one end connected to drive means or drive rod; ram sleeve screwed rod; characterized in that said rotary section rod or drive rod connected to the drive means a straight rod segment, another section of a truncated cone section, said truncated cone section of larger diameter at one end is provided with a circular collar diameter larger than the section of the table, the larger diameter end of the truncated cone section connected with the rod section, said truncated cone section and a smaller diameter end of the pressing flange; said ram comprises a stopper provided in the inner and the outer limit stop outside the circle, the stop an inner ring, an outer ring wall of the stopper is provided at an angle to the axial through hole, said through hole is provided with a roller; said rotary rod is provided with an adjustable pad further group contained in the set pressing the pressing flange and the spacer group between the ram and the positioning pads disposed between the group head of the retaining ring.
2.根据权利要求I所述的内衬双金属复合管旋压头装置,其特征是,所述滚柱为圆台体,所述圆台体相对的两条母线相交所成的夹角为2. 0-2. 8度。 2. I bimetallic liner according to claim composite spinning head pipe means, characterized in that said roller is formed by the intersection of a truncated cone, a truncated cone generatrix two opposite angle of 2. 0-2. 8 degrees.
3.根据权利要求2所述的内衬双金属复合管旋压头装置,其特征是,所述圆台体直径较大的一端朝向所述旋杆圆台段直径较小的一端设置。 The liner according to claim 2 double metal composite pipe spinning head apparatus, characterized in that the larger diameter end of the truncated cone toward the circular table rotating shaft provided at one end section of a smaller diameter.
4.根据权利要求1、2或3所述的内衬双金属复合管旋压头装置,其特征是,所述内衬双金属复合管旋压头装置旋压角为O. 4-1. O度。 The liner of claim 1, 2 or 3 double metal composite pipe as claimed in claim spinning head means, characterized in that, the lining pipe bimetallic composite spinning head angle spinning apparatus O. 4-1. O degrees.
5.根据权利要求I所述的内衬双金属复合管旋压头装置,其特征是,所述压紧垫块组至少包含一块通用压紧垫块。 The liner bimetal I according to claim composite spinning head pipe means, characterized in that the pressing pads comprising at least one set of common compression pad.
6.根据权利要求5所述的内衬双金属复合管旋压头装置,其特征是,所述压紧垫块组还包含可换压紧垫块和/或可换辅助压紧垫块。 6. The liner as claimed in claim 5, wherein the double-metal composite spinning head pipe means, characterized in that the compression pad further comprises a set of interchangeable pinch pad and / or pad removable secondary latch.
7.根据权利要求I或5所述的内衬双金属复合管旋压头装置,其特征是,所述定位垫块组至少包含一块通用定位垫块。 The liner or I as claimed in claim 5, wherein the double-metal composite spinning head pipe means, wherein said positioning comprises at least one set of common pads positioning pads.
8.根据权利要求7所述的内衬双金属复合管旋压头装置,其特征是,所述定位垫块组还包含可换定位垫块和/或可换辅助定位垫块。 8. The liner according to claim 7 bimetallic composite spinning head pipe means, characterized in that said set further comprises positioning pads transducer positioning pads and / or removable auxiliary positioning pads.
9.根据权利要求I所述的内衬双金属复合管旋压头装置,其特征是,所述通孔为四边形孔,沿旋杆轴向方向上的长度大于所述滚柱的长度。 9. The liner according to claim I bimetallic composite spinning head pipe means, wherein the through hole is a quadrangular hole, the length in the axial direction along the rotating rod is greater than the length of said rollers.
CN2010105174321A 2010-10-25 2010-10-25 Rotary pressure head device of lining bimetallic composite tube CN102000730B (en)

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CN103611830A (en) * 2013-11-27 2014-03-05 太原重工股份有限公司 Rolling press device of composite tube

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CN2247067Y (en) 1995-06-09 1997-02-12 柳光坤 Force changeable pipe expander
CN1806958A (en) 2005-12-31 2006-07-26 浙江工业大学 Composite device and method for preparation of bimetal composite tube
CN2860662Y (en) 2006-01-13 2007-01-24 浙江工业大学 Recombination device for producing double-metal multiple-unit tube
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