CN111168624A - Small-size adjustable pressure machine - Google Patents

Small-size adjustable pressure machine Download PDF

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Publication number
CN111168624A
CN111168624A CN202010109786.6A CN202010109786A CN111168624A CN 111168624 A CN111168624 A CN 111168624A CN 202010109786 A CN202010109786 A CN 202010109786A CN 111168624 A CN111168624 A CN 111168624A
Authority
CN
China
Prior art keywords
pressure shaft
pressure
ball groove
conical surface
tail
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202010109786.6A
Other languages
Chinese (zh)
Inventor
陶潜
周献争
熊朝林
高福喜
龙仕伟
陈小勇
李培英
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ahwit Precision Shanghai Co ltd
Original Assignee
Ahwit Precision Shanghai Co ltd
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 Ahwit Precision Shanghai Co ltd filed Critical Ahwit Precision Shanghai Co ltd
Priority to CN202010109786.6A priority Critical patent/CN111168624A/en
Publication of CN111168624A publication Critical patent/CN111168624A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/02Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same

Abstract

The invention discloses a small adjustable press machine which is characterized by comprising a pressure shaft arranged in a ball groove sleeve; two steel balls are symmetrically arranged at the waist part of the pressure shaft; a return spring is arranged between the part between the steel ball and the head of the pressure shaft and the ball groove sleeve, a conical surface sliding block is arranged inside the part between the steel ball and the tail of the pressure shaft, the conical surface of the conical surface sliding block faces the head of the pressure shaft and is arranged between the two steel balls, a plug screw is arranged inside the tail of the pressure shaft, and a pressure adjusting spring is arranged between the plug screw and the conical surface sliding block. The invention can realize pressure output within the range of 2-10 kilograms, not only ensures the installation precision, but also does not damage low-strength parts, and has light structure and convenient use. The invention can be directly operated by hands or connected to the existing press by using the adapter; the pressure needed to be used can be adjusted by adjusting the plug screw at the top.

Description

Small-size adjustable pressure machine
Technical Field
The invention relates to a small adjustable press machine which is used for press-mounting low-strength parts and belongs to the technical field of machining equipment.
Background
The existing press machines are of several types, namely a pneumatic press machine, a hydraulic press machine and a mechanical press machine, although the pressure of the pneumatic press machine and the pressure of the hydraulic press machine are adjustable, the output pressure is generally over 50kg, and the mechanical press machine does not have the function of adjusting the pressure.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the existing pneumatic and hydraulic presses have large output pressure, the output pressure of the mechanical hand presses cannot be controlled, and when parts with weak strength are pressed and installed, the parts are easily damaged.
In order to solve the problems, the invention provides a small adjustable press which is characterized by comprising a pressure shaft arranged in a ball groove sleeve, wherein one end of the pressure shaft is a conical head, the other end of the pressure shaft is a planar tail, and the head and the tail of the pressure shaft are respectively exposed out of two ends of the ball groove sleeve; the waist part of the pressure shaft is symmetrically provided with two circular grooves, and steel balls are arranged in the circular grooves; a return spring is arranged between the part between the steel ball and the head part of the pressure shaft and the ball groove sleeve, a conical surface slide block is arranged inside the part between the steel ball and the tail part of the pressure shaft, the conical surface of the conical surface slide block faces the head part of the pressure shaft and is arranged between the two steel balls, a plug screw is arranged inside the tail part of the pressure shaft, and a pressure adjusting spring is arranged between the plug screw and the conical surface slide block; the outer edge of the part of the tail part of the pressure shaft exposed out of the ball groove sleeve is fixed through a clamp spring.
Preferably, the return spring is arranged in a recess of the inner wall of the ball groove sleeve, and the end part of the pressure shaft is provided with a limiting structure for limiting the return spring.
Preferably, the tail of the pressure shaft and the edge of the ball groove sleeve are provided with silica gel gaskets.
The small adjustable pressure machine provided by the invention can realize pressure output within the range of 2-10 kilograms, not only ensures the installation precision, but also does not damage low-strength parts, and has the advantages of light structure and convenience in use. The invention can be directly operated by hands or connected to the existing press by using the adapter; the pressure needed to be used can be adjusted by adjusting the plug screw at the top.
Compared with the existing various types of press machines, the invention can realize the output of small pressure, does not damage parts with weaker strength during press mounting, is convenient and reliable for adjusting the pressure by the plug screw, and has the advantages of small appearance, light weight, suitability for hand-held operation and the like. The invention can also be arranged on other types of presses through the adapter, thereby enabling other types of presses to have the functions of small pressure output and adjustable pressure.
Drawings
FIGS. 1 and 2 are perspective views of a small adjustable press according to the present invention at different angles;
FIG. 3 is an exploded view of a compact adjustable press provided by the present invention;
FIG. 4 is a front view of a compact adjustable press provided by the present invention;
3 fig. 3 5 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 the 3 plane 3 a 3- 3 a 3 in 3 fig. 3 4 3. 3
Detailed Description
In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
Examples
As shown in fig. 1 to 5, the small adjustable press provided by the present invention includes a pressure shaft 3 disposed in a ball groove casing 2, one end of the pressure shaft 3 is a tapered head, and the other end is a planar tail, and the head and the tail of the pressure shaft 3 are respectively exposed from two ends of the ball groove casing 2. The waist of the pressure shaft 3 is symmetrically provided with two circular grooves, and steel balls 4 are arranged in the circular grooves. A return spring 5 is arranged between the part between the steel ball 4 and the head of the pressure shaft 3 and the ball groove sleeve 2, the return spring 5 is arranged in the recess of the inner wall of the ball groove sleeve 2, and the end part of the pressure shaft 3 is provided with a limiting structure for limiting the return spring 5. A conical surface slide block 6 is arranged in the part between the steel ball 4 and the tail part of the pressure shaft 3, the conical surface of the conical surface slide block 6 faces the head part of the pressure shaft 3 and is arranged between the two steel balls 4, a plug screw 8 is arranged in the tail part of the pressure shaft 3, and a pressure adjusting spring 7 is arranged between the plug screw 8 and the conical surface slide block 6; the outer edge of the part of the tail part of the pressure shaft 3 exposed out of the ball groove sleeve 2 is fixed through a clamp spring 9. The edge of the tail part of the pressure shaft 3 and the edge of the ball groove sleeve 2 is provided with a silica gel gasket 1.
The installation process of the device is as follows:
gluing a silica gel gasket 1 on the end face of the ball groove sleeve 2, installing a conical surface slide block 6 into a central hole of the pressure shaft 3, and then sequentially installing a pressure regulating spring 7 and a plug screw 8 into the central hole of the pressure shaft 3; a return spring 5 is arranged in the pressure shaft 3 until the return spring is contacted with a limit structure, namely a step, at the tail part of the pressure shaft 3, two steel balls 4 are arranged in a circular groove at the outer edge of the pressure shaft 3, and then the head part of the pressure shaft 3 is inserted into the ball groove sleeve 2; finally, the clamp spring 9 is arranged on a clamp spring groove at the outer edge of the tail part of the pressure shaft 3. All moving parts are greased.
The output pressure of the pressure shaft 3 is adjusted by adjusting the plug screw 8, and the plug screw 8 is coated with thread compound for looseness prevention. When the ball groove pressing device is used, the ball groove sleeve 2 is held by a hand, and parts needing to be assembled are pressed by the head of the pressure shaft 3 until the ball groove sleeve 2 and the pressure shaft 3 slip. After the parts are pressed and assembled, the press machine is taken up, and the steel ball 4 in the circular groove of the pressure shaft 3 is reset under the action of the reset spring 5. Thereby facilitating the next operation.
After the pressure of the pressure adjusting spring 7 is adjusted, the steel ball 4 generates pressure on the ball groove sleeve 2, and when the press machine is used, the ball groove sleeve 2 overcomes the pressure of the steel ball 4 until the ball groove sleeve slips. The plug screw 8 is glued and prevented from loosening, the initial pressure of the steel ball 4 on the ball groove sleeve 2 is always consistent, the pressure output by the final pressure shaft 3 is always unchanged, and the consistency of the press-mounting force can be ensured, so that the press-mounting of parts is accurate and reliable.

Claims (3)

1. A small adjustable press machine is characterized by comprising a pressure shaft (3) arranged in a ball groove sleeve (2), wherein one end of the pressure shaft (3) is a conical head, the other end of the pressure shaft is a planar tail, and the head and the tail of the pressure shaft (3) are respectively exposed out of two ends of the ball groove sleeve (2); the waist part of the pressure shaft (3) is provided with two symmetrical circular grooves, and steel balls (4) are arranged in the circular grooves; a return spring (5) is arranged between the part between the steel ball (4) and the head part on the pressure shaft (3) and the ball groove sleeve (2), a conical surface slide block (6) is arranged inside the part between the steel ball (4) and the tail part on the pressure shaft (3), the conical surface of the conical surface slide block (6) faces the head part of the pressure shaft (3) and is arranged between the two steel balls (4), a plug screw (8) is arranged inside the tail part of the pressure shaft (3), and a pressure adjusting spring (7) is arranged between the plug screw (8) and the conical surface slide block (6); the outer edge of the part of the tail part of the pressure shaft (3) exposed out of the ball groove sleeve (2) is fixed through a clamp spring (9).
2. A compact adjustable press according to claim 1, characterised in that the return spring (5) is arranged in a recess in the inner wall of the ball groove sleeve (2), and the end of the pressure shaft (3) is provided with a limiting structure for limiting the return spring (5).
3. The small adjustable press according to claim 1 or 2, characterized in that the tail of the pressure shaft (3) and the edge of the ball groove sleeve (2) are provided with a silica gel gasket (1).
CN202010109786.6A 2020-02-22 2020-02-22 Small-size adjustable pressure machine Pending CN111168624A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010109786.6A CN111168624A (en) 2020-02-22 2020-02-22 Small-size adjustable pressure machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010109786.6A CN111168624A (en) 2020-02-22 2020-02-22 Small-size adjustable pressure machine

Publications (1)

Publication Number Publication Date
CN111168624A true CN111168624A (en) 2020-05-19

Family

ID=70655124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010109786.6A Pending CN111168624A (en) 2020-02-22 2020-02-22 Small-size adjustable pressure machine

Country Status (1)

Country Link
CN (1) CN111168624A (en)

Citations (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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ES300798A3 (en) * 1964-06-09 1964-12-01 Sopac Regulation A pressure-controlled regulator for automatic refrigerators defrosting (Machine-translation by Google Translate, not legally binding)
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US4730995A (en) * 1986-09-25 1988-03-15 American Standard Inc. Screw compressor bearing arrangement with positive stop to accommodate thrust reversal
CN2186633Y (en) * 1994-01-19 1995-01-04 黄迎庆 Quick changable sleeve for straight handle tools
CN2385149Y (en) * 1999-09-01 2000-06-28 中国人民解放军总装备部南京军事代表局 Overload protector for automatic press
RU2169080C1 (en) * 1999-11-12 2001-06-20 Орловский государственный технический университет Safety apparatus for preventing press overloads
US6412606B1 (en) * 2001-10-03 2002-07-02 Chun-Liang Wu Damper/positioning structure
EP1358952A2 (en) * 2002-05-03 2003-11-05 Scania CV AB Overload protection for a finger in a press
RU2304514C1 (en) * 2006-03-27 2007-08-20 Государственное образовательное учреждение высшего профессионального образования "Орловский государственный технический университет" (ОрелГТУ) Device for protecting press against overloading
JP2007283306A (en) * 2006-04-12 2007-11-01 Pascal Engineering Corp Slide locking device for press
JP2008002589A (en) * 2006-06-23 2008-01-10 Duplo Seiko Corp Power transmission mechanism for sheet processor
CN201006601Y (en) * 2007-01-24 2008-01-16 南京金城机械有限公司 Pressing cover tools
CN201128060Y (en) * 2007-11-20 2008-10-08 扬动股份有限公司 Indenter for directionally pressing bush
DE102008020892A1 (en) * 2008-04-25 2009-10-29 Schaeffler Kg Adjusting device for adjusting variable-lift valve drive of internal combustion engine, has controlling mechanism controllably transferring stop valve in retracting direction of actuating pin to release actuating pin from holding position
CN102001193A (en) * 2010-11-03 2011-04-06 荣成锻压机床有限公司 Hydraulic overload protective device
CN202029086U (en) * 2011-02-23 2011-11-09 长城汽车股份有限公司 Certain torque bit used in pneumatic percussion
AU2011100987A4 (en) * 2011-08-09 2011-11-17 Hengdian Group Linix Motor Co., Ltd. Bearing pressing device
CN202184613U (en) * 2011-09-07 2012-04-11 广东工业大学 Constant pressure regulating valve for pressure cooker
CN202336761U (en) * 2011-12-03 2012-07-18 吴志强 Adjustable overload protection device
CN202972388U (en) * 2012-11-16 2013-06-05 天津市亚安科技股份有限公司 Horizontal holder with overload protection
CN203266262U (en) * 2013-04-03 2013-11-06 安徽省黄山台钻有限公司 Cutting feed overload protection device for milling machine
CN103551838A (en) * 2013-11-07 2014-02-05 重庆重汽远东传动轴有限责任公司 Cross shaft press-fit device
CN203485120U (en) * 2013-09-30 2014-03-19 安徽江淮汽车股份有限公司 Manual press fitting assistance device for bowl-type plug with water outlet pipe
CN104117966A (en) * 2014-07-15 2014-10-29 湖北旭扬工贸有限公司 Special disassembly tool for withdrawing bolt
DE102013114144A1 (en) * 2013-12-16 2015-07-16 Endress + Hauser Gmbh + Co. Kg Hand press with overload protection
CN104827341A (en) * 2015-05-19 2015-08-12 深圳比特力机械有限公司 Compressive overload protection device
AU2015101348A4 (en) * 2015-09-18 2015-11-05 Dongyang Linix Machine Electricity Co.,Ltd. A bearing pressing device
CN204920871U (en) * 2015-09-06 2015-12-30 唐山市金石超硬材料有限公司 Ball card assembly is carried and is drawn sleeve automatic re -setting mechanism
CN205043433U (en) * 2015-10-23 2016-02-24 浙江亚太机电股份有限公司 Floating pressure equipment head
CN205630496U (en) * 2016-05-30 2016-10-12 杭州沃镭智能科技股份有限公司 Axle detects head with jump ring pressure equipment
CN106379503A (en) * 2016-09-19 2017-02-08 浙江大学 Automatic load rejecting mechanism of deep-sea sampler
CN106762899A (en) * 2016-11-25 2017-05-31 合肥协力液压科技有限公司 One kind automatically resets valve rod assembly
CN106984996A (en) * 2017-06-02 2017-07-28 永城煤电控股集团有限公司 Lathe tapping overload protection fixture
CN107008932A (en) * 2016-01-28 2017-08-04 焱智精密机械(上海)有限公司 Frock clamp
CN206481841U (en) * 2016-11-30 2017-09-12 徐鹏 A kind of fishing tackle and its turn card
CN107457462A (en) * 2017-07-04 2017-12-12 合肥联森测控科技有限公司 A kind of adjustable-pressure spring compression soldering welder and welding method
CN107600235A (en) * 2017-10-26 2018-01-19 宁波大学 The locking device and its bicycle of bicycle saddle
CN108380786A (en) * 2018-04-12 2018-08-10 青岛理工大学 Forcing press Intelligent overload protection device and control method
CN108856618A (en) * 2018-07-06 2018-11-23 青岛理工大学 Crank press Intelligent energy-saving overload protection arrangement and overload protection method
CN208483467U (en) * 2018-03-09 2019-02-12 宁波江宸智能装备股份有限公司 A kind of bonding press quick-changing mechanism
CN208503579U (en) * 2018-06-20 2019-02-15 安徽力威精工机械有限公司 A kind of oil syringe pressure limiting valve
CN208895754U (en) * 2018-08-17 2019-05-24 上海阿为特精密机械股份有限公司 A kind of bellmouth elastic grinding mechanism
CN109822962A (en) * 2019-03-28 2019-05-31 徐鑫珍 A kind of lifting adjustable pressing machine
CN111264133A (en) * 2020-03-01 2020-06-12 宁波奔野重工股份有限公司 Adjustable integrated distance adjusting device of double-chain ditcher
CN212044475U (en) * 2020-02-22 2020-12-01 上海阿为特精密机械股份有限公司 Small adjustable press

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB756440A (en) * 1953-07-28 1956-09-05 Fords Ltd Torque limiting coupling
ES300798A3 (en) * 1964-06-09 1964-12-01 Sopac Regulation A pressure-controlled regulator for automatic refrigerators defrosting (Machine-translation by Google Translate, not legally binding)
DE2650095A1 (en) * 1976-10-30 1978-05-11 Pietruska Kg Friedr Machine thrust limiter for packing machines - has spring-loader ring supporting spheres positioned between housing and stepped portion embraced by housing
DE3336862A1 (en) * 1983-02-02 1984-08-02 VEB Waschgerätewerk Schwarzenberg, DDR 9430 Schwarzenberg Friction damper for vibration-damped machines and apparatuses, especially drum washing machines
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CN2385149Y (en) * 1999-09-01 2000-06-28 中国人民解放军总装备部南京军事代表局 Overload protector for automatic press
RU2169080C1 (en) * 1999-11-12 2001-06-20 Орловский государственный технический университет Safety apparatus for preventing press overloads
US6412606B1 (en) * 2001-10-03 2002-07-02 Chun-Liang Wu Damper/positioning structure
EP1358952A2 (en) * 2002-05-03 2003-11-05 Scania CV AB Overload protection for a finger in a press
RU2304514C1 (en) * 2006-03-27 2007-08-20 Государственное образовательное учреждение высшего профессионального образования "Орловский государственный технический университет" (ОрелГТУ) Device for protecting press against overloading
JP2007283306A (en) * 2006-04-12 2007-11-01 Pascal Engineering Corp Slide locking device for press
JP2008002589A (en) * 2006-06-23 2008-01-10 Duplo Seiko Corp Power transmission mechanism for sheet processor
CN201006601Y (en) * 2007-01-24 2008-01-16 南京金城机械有限公司 Pressing cover tools
CN201128060Y (en) * 2007-11-20 2008-10-08 扬动股份有限公司 Indenter for directionally pressing bush
DE102008020892A1 (en) * 2008-04-25 2009-10-29 Schaeffler Kg Adjusting device for adjusting variable-lift valve drive of internal combustion engine, has controlling mechanism controllably transferring stop valve in retracting direction of actuating pin to release actuating pin from holding position
CN102001193A (en) * 2010-11-03 2011-04-06 荣成锻压机床有限公司 Hydraulic overload protective device
CN202029086U (en) * 2011-02-23 2011-11-09 长城汽车股份有限公司 Certain torque bit used in pneumatic percussion
AU2011100987A4 (en) * 2011-08-09 2011-11-17 Hengdian Group Linix Motor Co., Ltd. Bearing pressing device
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CN202336761U (en) * 2011-12-03 2012-07-18 吴志强 Adjustable overload protection device
CN202972388U (en) * 2012-11-16 2013-06-05 天津市亚安科技股份有限公司 Horizontal holder with overload protection
CN203266262U (en) * 2013-04-03 2013-11-06 安徽省黄山台钻有限公司 Cutting feed overload protection device for milling machine
CN203485120U (en) * 2013-09-30 2014-03-19 安徽江淮汽车股份有限公司 Manual press fitting assistance device for bowl-type plug with water outlet pipe
CN103551838A (en) * 2013-11-07 2014-02-05 重庆重汽远东传动轴有限责任公司 Cross shaft press-fit device
DE102013114144A1 (en) * 2013-12-16 2015-07-16 Endress + Hauser Gmbh + Co. Kg Hand press with overload protection
CN104117966A (en) * 2014-07-15 2014-10-29 湖北旭扬工贸有限公司 Special disassembly tool for withdrawing bolt
CN104827341A (en) * 2015-05-19 2015-08-12 深圳比特力机械有限公司 Compressive overload protection device
CN204920871U (en) * 2015-09-06 2015-12-30 唐山市金石超硬材料有限公司 Ball card assembly is carried and is drawn sleeve automatic re -setting mechanism
AU2015101348A4 (en) * 2015-09-18 2015-11-05 Dongyang Linix Machine Electricity Co.,Ltd. A bearing pressing device
CN205043433U (en) * 2015-10-23 2016-02-24 浙江亚太机电股份有限公司 Floating pressure equipment head
CN107008932A (en) * 2016-01-28 2017-08-04 焱智精密机械(上海)有限公司 Frock clamp
CN205630496U (en) * 2016-05-30 2016-10-12 杭州沃镭智能科技股份有限公司 Axle detects head with jump ring pressure equipment
CN106379503A (en) * 2016-09-19 2017-02-08 浙江大学 Automatic load rejecting mechanism of deep-sea sampler
CN106762899A (en) * 2016-11-25 2017-05-31 合肥协力液压科技有限公司 One kind automatically resets valve rod assembly
CN206481841U (en) * 2016-11-30 2017-09-12 徐鹏 A kind of fishing tackle and its turn card
CN106984996A (en) * 2017-06-02 2017-07-28 永城煤电控股集团有限公司 Lathe tapping overload protection fixture
CN107457462A (en) * 2017-07-04 2017-12-12 合肥联森测控科技有限公司 A kind of adjustable-pressure spring compression soldering welder and welding method
CN107600235A (en) * 2017-10-26 2018-01-19 宁波大学 The locking device and its bicycle of bicycle saddle
CN208483467U (en) * 2018-03-09 2019-02-12 宁波江宸智能装备股份有限公司 A kind of bonding press quick-changing mechanism
CN108380786A (en) * 2018-04-12 2018-08-10 青岛理工大学 Forcing press Intelligent overload protection device and control method
CN208503579U (en) * 2018-06-20 2019-02-15 安徽力威精工机械有限公司 A kind of oil syringe pressure limiting valve
CN108856618A (en) * 2018-07-06 2018-11-23 青岛理工大学 Crank press Intelligent energy-saving overload protection arrangement and overload protection method
CN208895754U (en) * 2018-08-17 2019-05-24 上海阿为特精密机械股份有限公司 A kind of bellmouth elastic grinding mechanism
CN109822962A (en) * 2019-03-28 2019-05-31 徐鑫珍 A kind of lifting adjustable pressing machine
CN212044475U (en) * 2020-02-22 2020-12-01 上海阿为特精密机械股份有限公司 Small adjustable press
CN111264133A (en) * 2020-03-01 2020-06-12 宁波奔野重工股份有限公司 Adjustable integrated distance adjusting device of double-chain ditcher

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