WO2020253033A1 - Turnover fixture for machining of intake manifold - Google Patents

Turnover fixture for machining of intake manifold Download PDF

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WO2020253033A1
WO2020253033A1 PCT/CN2019/115534 CN2019115534W WO2020253033A1 WO 2020253033 A1 WO2020253033 A1 WO 2020253033A1 CN 2019115534 W CN2019115534 W CN 2019115534W WO 2020253033 A1 WO2020253033 A1 WO 2020253033A1
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fixed
plate
intake manifold
shaft
fixture
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PCT/CN2019/115534
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French (fr)
Chinese (zh)
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钟建斌
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钟建斌
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Priority to CN201910544138.0 priority Critical
Priority to CN201910544138.0A priority patent/CN110238686B/en
Application filed by 钟建斌 filed Critical 钟建斌
Publication of WO2020253033A1 publication Critical patent/WO2020253033A1/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting

Abstract

A turnover fixture for machining of an intake manifold comprises a base plate (11). A pair of bilaterally symmetrical support lugs (12) are fixed on the bottom plate (11). A turnover shaft (13) is hinge-connected between the two support lugs (12). A fixture base (2) for positioning an intake manifold (9) is fixed above the turnover shaft (13). A pair of pressing mechanisms (3) are bilaterally provided on the fixture base (2). The intake manifold (9) is held between the two pressing mechanisms (3) and the fixture base (2). A driving mechanism (4) for driving the turnover shaft (13) to turn is provided on the bottom plate (11). The turnover fixture fixes the intake manifold in place and can turnover, such that a flange face for connecting the intake manifold to a cylinder head and a flange face for connecting the intake manifold to a throttle valve body can be completed in a single machining process, thereby effectively improving the efficiency of machining the intake manifold by avoiding the time-consuming processes such as multiple fixing and transferring.

Description

一种进气歧管加工用翻转夹具Turnover fixture for processing intake manifold 技术领域Technical field
本发明涉及进气歧管技术领域,具体涉及一种进气歧管加工用翻转夹具。The invention relates to the technical field of intake manifolds, in particular to an overturning fixture for intake manifold processing.
背景技术Background technique
进气歧管的功用是将空气、燃油混合气由化油器或节气门体分配到各缸进气道发动机工作时,进气歧管的气压波动较大,这就对进气歧管的密封性能提出了要求,要求对与缸盖连接的缸盖结合法兰面、与节流阀体结合的节流阀体结合法兰面的平面度及光滑度要求较高,而现有的对缸盖结合法兰面及节流阀体结合法兰面进行铣面加工时一般需要两道工序,需要两次装夹和转移,进气歧管的加工效率较为低下。The function of the intake manifold is to distribute the air and fuel mixture from the carburetor or throttle body to the intake ports of each cylinder. When the engine is working, the air pressure of the intake manifold fluctuates greatly, which affects the intake manifold. The sealing performance is required to require higher flatness and smoothness of the flange surface of the cylinder head connected with the cylinder head and the flange surface of the throttle body connected with the throttle body. However, the existing When the cylinder head is combined with the flange surface and the throttle body and the flange surface are milled, two processes are generally required, which requires two clamping and transfer, and the processing efficiency of the intake manifold is relatively low.
发明内容Summary of the invention
本发明的目的是克服现有技术的不足,提供一种进气歧管加工用翻转夹具,它在固定进气歧管的前提下还可以进行翻转,可以对进气歧管的缸盖结合法兰面及节流阀体结合法兰面一次加工完成,避免了两次装夹及转移所浪费的时间,有效提高了进气歧管的加工效率。The purpose of the present invention is to overcome the shortcomings of the prior art and provide a turning fixture for processing the intake manifold, which can be turned over on the premise of fixing the intake manifold, and can be used to join the cylinder head of the intake manifold. The flange surface and the throttle body and the flange surface are processed at one time, which avoids the time wasted for two clamping and transfer, and effectively improves the processing efficiency of the intake manifold.
本发明解决所述技术问题的方案是:The solution of the present invention to solve the technical problem is:
一种进气歧管加工用翻转夹具,包括底板,所述底板上固定有一对左右对称设置的支耳,两个支耳之间铰接有翻转轴,所述翻转轴上 固定有用于定位进气歧管的夹具底座,夹具底座上设有一对左右设置的压紧机构,进气歧管被夹紧在两个压紧机构和夹具底座之间;所述底板上设有驱使翻转轴翻转的驱动机构。An overturning fixture for processing an intake manifold includes a bottom plate on which a pair of symmetrically arranged lugs are fixed, and a turning shaft is hinged between the two lugs, and the turning shaft is fixed for positioning the intake air The clamp base of the manifold, the clamp base is provided with a pair of left and right pressing mechanisms, and the intake manifold is clamped between the two pressing mechanisms and the clamp base; the bottom plate is provided with a drive for driving the turning shaft to turn over mechanism.
所述进气歧管包括缸盖结合法兰面、多个歧管和节流阀体结合法兰面,缸盖结合法兰面上成型有多个安装孔;The intake manifold includes a cylinder head coupling flange surface, a plurality of manifolds and a throttle body coupling flange surface, and a plurality of mounting holes are formed on the cylinder head coupling flange surface;
所述夹具底座包括竖直设置的基板,基板的上端固定有两块左右设置的定位板,每个定位板上固定有一个定位杆,所述基板的下端固定有一对左右设置的呈“L”字型的支脚,支脚上成型有左右方向贯穿的轴孔,两个轴孔分别插套并固定在翻转轴的两端;The fixture base includes a vertically arranged base plate. Two positioning plates are fixed on the upper end of the base plate. Each positioning plate is fixed with a positioning rod. A pair of left and right "L"s are fixed on the lower end of the base plate. Font-shaped feet, the feet are formed with shaft holes penetrating in the left and right directions, and the two shaft holes are respectively inserted and fixed at the two ends of the turning shaft;
所述缸盖结合法兰面的背面压靠在两个定位板上,两个定位杆插套在其中两个安装孔内。The back of the cylinder head coupling flange surface is pressed against two positioning plates, and two positioning rods are inserted and sleeved in two of the mounting holes.
所述压紧机构包括竖直设置的导向轴,导向轴上套接有连接套管,连接套管的下端固定有斜齿轮,斜齿轮啮合有斜齿条,斜齿条通过连接臂与气缸的活塞杆固定连接,所述连接套管的上端外壁上固定有压板,压板压靠在对应的外侧的一根歧管的外壁上;所述导向轴的两端分别固定在定位板和支撑板上,支撑板和气缸固定在基板上。The pressing mechanism includes a vertically arranged guide shaft, a connecting sleeve is sleeved on the guide shaft, a helical gear is fixed at the lower end of the connecting sleeve, the helical gear is meshed with a helical rack, and the helical rack is connected to the cylinder through the connecting arm. The piston rod is fixedly connected, and a pressure plate is fixed on the outer wall of the upper end of the connecting sleeve, and the pressure plate is pressed against the outer wall of a corresponding outer manifold; both ends of the guide shaft are respectively fixed on the positioning plate and the supporting plate , The support plate and the cylinder are fixed on the base plate.
所述驱动机构包括固定在翻转轴外壁上的齿轮,齿轮啮合有前后方向设置的齿条,齿条上固定有两个左右对称设置的滑块,每个滑块插套在对应的一根滑轨上,其中一个滑块上固定有连接部,连接部与油缸的活塞杆固定连接,油缸和滑轨固定在底板上。The driving mechanism includes a gear fixed on the outer wall of the turning shaft, the gear is meshed with a rack arranged in the front and rear direction, and two sliding blocks arranged symmetrically are fixed on the rack, and each sliding block is inserted in a corresponding sliding block. On the rail, a connecting part is fixed on one of the sliding blocks, and the connecting part is fixedly connected with the piston rod of the oil cylinder, and the oil cylinder and the sliding rail are fixed on the bottom plate.
所述缸盖结合法兰面与节流阀体结合法兰面之间的夹角为90°;The included angle between the connecting flange surface of the cylinder head and the connecting flange surface of the throttle body is 90°;
所述支脚的下端面压靠在底板上,所述轴孔的中心与支脚的下端 面之间的距离L1等于轴孔的中心与基板的后侧面之间的距离L2。The lower end surface of the support foot is pressed against the bottom plate, and the distance L1 between the center of the shaft hole and the lower end surface of the support foot is equal to the distance L2 between the center of the shaft hole and the rear surface of the base plate.
所述压板上成型有卡槽,卡槽插套在歧管上。A card slot is formed on the pressing plate, and the card slot is inserted and sleeved on the manifold.
所述斜齿条成型有导向限位凸起,导向限位凸起插套在导向限位座,导向限位座固定在基板上。The helical rack is formed with a guide limit protrusion, the guide limit protrusion is inserted into the guide limit seat, and the guide limit seat is fixed on the base plate.
本发明的突出效果是:与现有技术相比,它在固定进气歧管的前提下还可以进行翻转,可以对进气歧管的缸盖结合法兰面及节流阀体结合法兰面一次加工完成,避免了两次装夹及转移所浪费的时间,有效提高了进气歧管的加工效率。The outstanding effect of the present invention is that compared with the prior art, it can be turned over on the premise of fixing the intake manifold, and can connect the flange surface of the cylinder head of the intake manifold and the flange of the throttle body. The surface is processed at one time, avoiding the wasted time of two clamping and transferring, and effectively improving the processing efficiency of the intake manifold.
附图说明Description of the drawings
图1为本发明的结构示意图;Figure 1 is a schematic diagram of the structure of the present invention;
图2为图1隐去进气歧管后的结构示意图;Figure 2 is a schematic diagram of the structure of Figure 1 with the intake manifold hidden;
图3为本发明的俯视图;Figure 3 is a top view of the present invention;
图4为本发明的左视图;Figure 4 is a left side view of the present invention;
图5为本发明的齿条与滑块等部件的部装示意图;Figure 5 is a schematic diagram of the assembly of components such as the rack and slider of the present invention;
图6为本发明的夹具底座的前视图。Figure 6 is a front view of the clamp base of the present invention.
具体实施方式Detailed ways
实施例,见如图1至图6所示,一种进气歧管加工用翻转夹具,包括底板11,所述底板11上固定有一对左右对称设置的支耳12,两个支耳12之间铰接有翻转轴13,所述翻转轴13上固定有用于定位进气歧管9的夹具底座2,夹具底座2上设有一对左右设置的压紧机构3,进气歧管9被夹紧在两个压紧机构3和夹具底座2之间;所述底板11上设有驱使翻转轴13翻转的驱动机构4。For example, as shown in Figures 1 to 6, a turning fixture for processing an intake manifold includes a bottom plate 11 on which a pair of symmetrically arranged lugs 12 are fixed, one of the two lugs 12 A turning shaft 13 is hinged in between. The turning shaft 13 is fixed with a clamp base 2 for positioning the intake manifold 9. A pair of left and right pressing mechanisms 3 are provided on the clamp base 2, and the intake manifold 9 is clamped. Between the two pressing mechanisms 3 and the clamp base 2; the bottom plate 11 is provided with a driving mechanism 4 that drives the turning shaft 13 to turn over.
更进一步的说,所述进气歧管9包括缸盖结合法兰面91、多个歧管92和节流阀体结合法兰面93,缸盖结合法兰面91上成型有多个安装孔94;Furthermore, the intake manifold 9 includes a cylinder head coupling flange surface 91, a plurality of manifolds 92, and a throttle body coupling flange surface 93. The cylinder head coupling flange surface 91 is formed with a plurality of installations. Hole 94;
所述夹具底座2包括竖直设置的基板21,基板21的上端固定有两块左右设置的定位板22,每个定位板22上固定有一个定位杆23,所述基板21的下端固定有一对左右设置的呈“L”字型的支脚24,支脚24上成型有左右方向贯穿的轴孔241,两个轴孔241分别插套并固定在翻转轴13的两端;The clamp base 2 includes a vertically arranged base plate 21. Two positioning plates 22 are fixed on the upper end of the base plate 21. Each positioning plate 22 is fixed with a positioning rod 23. The lower end of the base plate 21 is fixed with a pair of positioning plates 22. L-shaped supporting legs 24 are provided on the left and right sides, and the supporting legs 24 are formed with shaft holes 241 penetrating in the left and right directions, and the two shaft holes 241 are respectively inserted and fixed at both ends of the turning shaft 13;
所述缸盖结合法兰面91的背面压靠在两个定位板22上,两个定位杆23插套在其中两个安装孔94内。The back of the cylinder head coupling flange surface 91 is pressed against the two positioning plates 22, and the two positioning rods 23 are inserted and sleeved in the two mounting holes 94.
更进一步的说,所述压紧机构3包括竖直设置的导向轴31,导向轴31上套接有连接套管32,连接套管32的下端固定有斜齿轮33,斜齿轮33啮合有斜齿条34,斜齿条34通过连接臂35与气缸36的活塞杆固定连接,所述连接套管32的上端外壁上固定有压板37,压板37压靠在对应的外侧的一根歧管92的外壁上;所述导向轴31的两端分别固定在定位板22和支撑板38上,支撑板38和气缸36固定在基板21上。Furthermore, the pressing mechanism 3 includes a vertically arranged guide shaft 31, a connecting sleeve 32 is sleeved on the guide shaft 31, a helical gear 33 is fixed at the lower end of the connecting sleeve 32, and the helical gear 33 engages with a helical gear. The rack 34, the helical rack 34 is fixedly connected to the piston rod of the cylinder 36 through the connecting arm 35, a pressure plate 37 is fixed on the outer wall of the upper end of the connecting sleeve 32, and the pressure plate 37 is pressed against a corresponding outer manifold 92 The two ends of the guide shaft 31 are respectively fixed on the positioning plate 22 and the supporting plate 38, and the supporting plate 38 and the air cylinder 36 are fixed on the base plate 21.
更进一步的说,所述驱动机构4包括固定在翻转轴13外壁上的齿轮41,齿轮41啮合有前后方向设置的齿条42,齿条42上固定有两个左右对称设置的滑块43,每个滑块43插套在对应的一根滑轨44上,其中一个滑块43上固定有连接部45,连接部45与油缸46的活塞杆固定连接,油缸46和滑轨44固定在底板11上。Furthermore, the driving mechanism 4 includes a gear 41 fixed on the outer wall of the turning shaft 13, and the gear 41 is engaged with a rack 42 arranged in the front and rear direction. Two sliding blocks 43 arranged symmetrically are fixed on the rack 42. Each slider 43 is inserted and sleeved on a corresponding slide rail 44, one of the sliders 43 is fixed with a connecting portion 45, the connecting portion 45 is fixedly connected with the piston rod of the cylinder 46, and the cylinder 46 and the slide rail 44 are fixed on the bottom plate 11 on.
更进一步的说,所述缸盖结合法兰面91与节流阀体结合法兰面93之间的夹角为90°;Furthermore, the included angle between the connecting flange surface 91 of the cylinder head and the connecting flange surface 93 of the throttle body is 90°;
所述支脚24的下端面压靠在底板11上,所述轴孔241的中心与支脚24的下端面之间的距离L1等于轴孔241的中心与基板21的后侧面之间的距离L2。The lower end surface of the leg 24 is pressed against the bottom plate 11, and the distance L1 between the center of the shaft hole 241 and the lower end surface of the leg 24 is equal to the distance L2 between the center of the shaft hole 241 and the rear side surface of the base plate 21.
更进一步的说,所述压板37上成型有卡槽371,卡槽371插套在歧管92上。Furthermore, a slot 371 is formed on the pressing plate 37, and the slot 371 is inserted and sleeved on the manifold 92.
更进一步的说,所述斜齿条34成型有导向限位凸起341,导向限位凸起341插套在导向限位座39,导向限位座39固定在基板21上。Furthermore, the helical rack 34 is formed with a guiding and limiting protrusion 341, the guiding and limiting protrusion 341 is inserted into the guiding and limiting seat 39, and the guiding and limiting seat 39 is fixed on the base plate 21.
工作原理:第一,将底板11固定在加工设备(例如加工中心)上;第二,将进气歧管9的缸盖结合法兰面91压靠在定位板22上,其中两个安装孔94作为定位孔插套在定位杆23上;第三,气缸36的活塞杆伸展带动斜齿条34前移,斜齿条34带动斜齿轮33旋转,斜齿轮33带动连接套管32转动,连接套管32带动压板37转动并压靠在进气歧管92的外壁上,当压板37被进气歧管92阻挡不能继续转动时此时,斜齿条34继续前移带动斜齿轮33沿导向轴31前移,从而压板37对进气歧管提供一个向后压的力的同时提供一个向下压的力,从而有效将进气歧管固定在夹具底座上;第四,加工设备的刀具对缸盖结合法兰面91进行加工,当缸盖结合法兰面91加工完成后,油缸46的活塞杆伸展带动连接部45前移,连接部45通过滑块43带动齿条42沿滑轨44前移,齿条42带动齿轮41转动,齿轮41通过 翻转轴带动夹具底座及进气歧管翻转,当基板21的后侧面翻转后压靠在底板11上时,此时刚好翻转90度,且此时节流阀体结合法兰面93刚好朝上设置,然后加工设备的刀具对节流阀体结合法兰面93进行加工,从而对进气歧管进行一次装夹完成对缸盖结合法兰面91与节流阀体结合法兰面93两个面的加工。Working principle: First, fix the bottom plate 11 on the processing equipment (such as a machining center); second, press the cylinder head coupling flange surface 91 of the intake manifold 9 against the positioning plate 22, with two mounting holes 94 is inserted into the positioning rod 23 as a positioning hole; third, the extension of the piston rod of the cylinder 36 drives the helical rack 34 to move forward, the helical rack 34 drives the helical gear 33 to rotate, and the helical gear 33 drives the connecting sleeve 32 to rotate and connect The sleeve 32 drives the pressure plate 37 to rotate and press against the outer wall of the intake manifold 92. When the pressure plate 37 is blocked by the intake manifold 92 and cannot continue to rotate, the helical rack 34 continues to move forward to drive the helical gear 33 along the guide The shaft 31 moves forward, so that the pressure plate 37 provides a backward pressure force on the intake manifold while providing a downward pressure force, thereby effectively fixing the intake manifold on the fixture base; fourth, the tool of the processing equipment Process the cylinder head coupling flange surface 91. When the cylinder head coupling flange surface 91 is processed, the piston rod of the cylinder 46 stretches to drive the connecting part 45 forward, and the connecting part 45 drives the rack 42 along the slide rail through the slider 43 44 moves forward, the rack 42 drives the gear 41 to rotate, and the gear 41 drives the fixture base and the intake manifold to flip through the flip shaft. When the back side of the base plate 21 is flipped and pressed against the bottom plate 11, it just flips 90 degrees. And at this time, the throttle body joint flange surface 93 is set just upwards, and then the tool of the processing equipment processes the throttle body joint flange surface 93, so that the intake manifold is clamped once to complete the cylinder head joint method The flange surface 91 and the throttle body are combined with the processing of the flange surface 93.
最后,以上实施方式仅用于说明本发明,而并非对本发明的限制,有关技术领域的普通技术人员,在不脱离本发明的精神和范围的情况下,还可以做出各种变化和变型,因此所有等同的技术方案也属于本发明的范畴,本发明的专利保护范围应由权利要求限定。Finally, the above embodiments are only used to illustrate the present invention, but not to limit the present invention. Those of ordinary skill in the relevant technical field can also make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions also belong to the scope of the present invention, and the patent protection scope of the present invention should be defined by the claims.

Claims (7)

  1. 一种进气歧管加工用翻转夹具,包括底板(11),其特征在于:所述底板(11)上固定有一对左右对称设置的支耳(12),两个支耳(12)之间铰接有翻转轴(13),所述翻转轴(13)上固定有用于定位进气歧管(9)的夹具底座(2),夹具底座(2)上设有一对左右设置的压紧机构(3),进气歧管(9)被夹紧在两个压紧机构(3)和夹具底座(2)之间;所述底板(11)上设有驱使翻转轴(13)翻转的驱动机构(4)。An overturning fixture for processing an intake manifold, comprising a bottom plate (11), characterized in that: a pair of symmetrical lugs (12) are fixed on the bottom plate (11), between the two lugs (12) A turning shaft (13) is hinged, and a fixture base (2) for positioning the intake manifold (9) is fixed on the turning shaft (13). The fixture base (2) is provided with a pair of left and right pressing mechanisms ( 3) The intake manifold (9) is clamped between the two pressing mechanisms (3) and the clamp base (2); the bottom plate (11) is provided with a driving mechanism for driving the turning shaft (13) to turn over (4).
  2. 根据权利要求1所述的一种进气歧管加工用翻转夹具,其特征在于:所述进气歧管(9)包括缸盖结合法兰面(91)、多个歧管(92)和节流阀体结合法兰面(93),缸盖结合法兰面(91)上成型有多个安装孔(94);A turnover fixture for processing an intake manifold according to claim 1, wherein the intake manifold (9) includes a cylinder head coupling flange surface (91), a plurality of manifolds (92) and The throttle body joint flange surface (93), and the cylinder head joint flange surface (91) is formed with multiple mounting holes (94);
    所述夹具底座(2)包括竖直设置的基板(21),基板(21)的上端固定有两块左右设置的定位板(22),每个定位板(22)上固定有一个定位杆(23),所述基板(21)的下端固定有一对左右设置的呈“L”字型的支脚(24),支脚(24)上成型有左右方向贯穿的轴孔(241),两个轴孔(241)分别插套并固定在翻转轴(13)的两端;The clamp base (2) includes a substrate (21) arranged vertically, and two positioning plates (22) arranged left and right are fixed on the upper end of the substrate (21), and a positioning rod (22) is fixed on each positioning plate (22). 23), the lower end of the base plate (21) is fixed with a pair of left and right "L" shaped legs (24), the legs (24) are formed with a shaft hole (241) penetrating in the left and right directions, and two shaft holes (241) Insert sleeves and fix them on both ends of the turning shaft (13);
    所述缸盖结合法兰面(91)的背面压靠在两个定位板(22)上,两个定位杆(23)插套在其中两个安装孔(94)内。The back of the cylinder head coupling flange surface (91) is pressed against the two positioning plates (22), and the two positioning rods (23) are inserted and sleeved in the two mounting holes (94).
  3. 根据权利要求2所述的一种进气歧管加工用翻转夹具,其特征在于:所述压紧机构(3)包括竖直设置的导向轴(31),导向轴(31)上套接有连接套管(32),连接套管(32)的下端固定有斜齿轮(33), 斜齿轮(33)啮合有斜齿条(34),斜齿条(34)通过连接臂(35)与气缸(36)的活塞杆固定连接,所述连接套管(32)的上端外壁上固定有压板(37),压板(37)压靠在对应的外侧的一根歧管(92)的外壁上;所述导向轴(31)的两端分别固定在定位板(22)和支撑板(38)上,支撑板(38)和气缸(36)固定在基板(21)上。A turnover fixture for processing intake manifolds according to claim 2, characterized in that: the pressing mechanism (3) comprises a guide shaft (31) arranged vertically, and the guide shaft (31) is sleeved with The connecting sleeve (32), the lower end of the connecting sleeve (32) is fixed with a helical gear (33), the helical gear (33) is meshed with a helical rack (34), and the helical rack (34) is connected with the connecting arm (35) The piston rod of the cylinder (36) is fixedly connected, and a pressure plate (37) is fixed on the outer wall of the upper end of the connecting sleeve (32), and the pressure plate (37) is pressed against the outer wall of a corresponding outer manifold (92) The two ends of the guide shaft (31) are respectively fixed on the positioning plate (22) and the supporting plate (38), and the supporting plate (38) and the air cylinder (36) are fixed on the base plate (21).
  4. 根据权利要求1所述的一种进气歧管加工用翻转夹具,其特征在于:所述驱动机构(4)包括固定在翻转轴(13)外壁上的齿轮(41),齿轮(41)啮合有前后方向设置的齿条(42),齿条(42)上固定有两个左右对称设置的滑块(43),每个滑块(43)插套在对应的一根滑轨(44)上,其中一个滑块(43)上固定有连接部(45),连接部(45)与油缸(46)的活塞杆固定连接,油缸(46)和滑轨(44)固定在底板(11)上。A turnover fixture for processing intake manifolds according to claim 1, characterized in that: the driving mechanism (4) comprises a gear (41) fixed on the outer wall of the turnover shaft (13), and the gear (41) meshes There is a rack (42) arranged in the front and rear directions, two sliding blocks (43) arranged symmetrically on the rack (42) are fixed, and each sliding block (43) is inserted and sleeved on a corresponding slide rail (44) Above, one of the sliders (43) is fixed with a connecting part (45), the connecting part (45) is fixedly connected with the piston rod of the oil cylinder (46), the oil cylinder (46) and the slide rail (44) are fixed on the bottom plate (11) on.
  5. 根据权利要求2所述的一种进气歧管加工用翻转夹具,其特征在于:所述缸盖结合法兰面(91)与节流阀体结合法兰面(93)之间的夹角为90°;The turnover fixture for processing the intake manifold according to claim 2, characterized in that: the angle between the connecting flange surface (91) of the cylinder head and the connecting flange surface (93) of the throttle body Is 90°;
    所述支脚(24)的下端面压靠在底板(11)上,所述轴孔(241)的中心与支脚(24)的下端面之间的距离L1等于轴孔(241)的中心与基板(21)的后侧面之间的距离L2。The lower end surface of the leg (24) is pressed against the bottom plate (11), and the distance L1 between the center of the shaft hole (241) and the lower end surface of the leg (24) is equal to the center of the shaft hole (241) and the base plate (21) The distance L2 between the rear sides.
  6. 根据权利要求3所述的一种进气歧管加工用翻转夹具,其特征在于:所述压板(37)上成型有卡槽(371),卡槽(371)插套在歧管(92)上。The overturning fixture for processing an intake manifold according to claim 3, characterized in that: a clamping slot (371) is formed on the pressure plate (37), and the clamping slot (371) is inserted into the manifold (92) on.
  7. 根据权利要求4所述的一种进气歧管加工用翻转夹具,其特 征在于:所述斜齿条(34)成型有导向限位凸起(341),导向限位凸起(341)插套在导向限位座(39),导向限位座(39)固定在基板(21)上。A turnover fixture for processing intake manifolds according to claim 4, characterized in that: the helical rack (34) is formed with a guide limit protrusion (341), and the guide limit protrusion (341) is inserted The guide limit seat (39) is sleeved on the guide limit seat (39), and the guide limit seat (39) is fixed on the base plate (21).
PCT/CN2019/115534 2019-06-21 2019-11-05 Turnover fixture for machining of intake manifold WO2020253033A1 (en)

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CN110238686B (en) * 2019-06-21 2020-06-02 浙江博弈科技股份有限公司 Overturning clamp for machining intake manifold

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