CN110576413B - Gearbox oil pipe clamp release tool - Google Patents

Gearbox oil pipe clamp release tool Download PDF

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Publication number
CN110576413B
CN110576413B CN201910872802.4A CN201910872802A CN110576413B CN 110576413 B CN110576413 B CN 110576413B CN 201910872802 A CN201910872802 A CN 201910872802A CN 110576413 B CN110576413 B CN 110576413B
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CN
China
Prior art keywords
pipe
bearing
micro motor
rotating shaft
oil pipe
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Active
Application number
CN201910872802.4A
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Chinese (zh)
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CN110576413A (en
Inventor
杜兢
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.)
Suzhou Lake Precision Machinery Co ltd
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Suzhou Lake Precision Machinery Co ltd
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Publication date
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Priority to CN201910872802.4A priority Critical patent/CN110576413B/en
Publication of CN110576413A publication Critical patent/CN110576413A/en
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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
    • B25B27/14Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same

Abstract

The invention discloses a gearbox oil pipe clamp release tool which comprises a straight pipe, a handle, a sliding sleeve, a protrusion, a groove, a through groove, a first micro motor, a first rotating shaft, a first bearing, a second bearing, a first square short rod, a second micro motor, a second rotating shaft, a third bearing, a fixed circular pipe, a fourth bearing, a second square short rod, a hexagonal bolt head embedding structure, a round block, a hexagonal concave hole, a threaded cover, a through hole, a first connecting short pipe, a second connecting short pipe, a square hole, an oil lubricating layer, a first battery, a first switch, a second battery and a second switch. The clamping hoop dismounting tool is reasonable in structure, is suitable for dismounting and releasing the clamping hoop to enable the clamping hoop to loosen an oil pipe, can be used for screwing two hexagon bolts at a time to dismount compared with a traditional dismounting tool, and provides driving force for the clamping hoop through the first driving structure and the second driving structure when screwing is carried out at the same time, manual screwing is not needed, labor intensity is low, dismounting efficiency is improved, and time and labor are saved.

Description

Gearbox oil pipe clamp release tool
Technical Field
The invention relates to a clamp releasing tool, in particular to a gearbox oil pipe clamp releasing tool, and belongs to the technical field of clamp dismounting and releasing application.
Background
The manual gearbox mainly comprises gears and shafts, and the speed change and torque change are generated by combining different gears; the automatic gearbox AT consists of a hydraulic torque converter, a planetary gear, a hydraulic pitch-changing system and a hydraulic control system; the speed and torque changing is achieved by combining hydraulic transmission and gears.
An oil pipe is generally arranged on the gearbox, and a clamp structure is generally arranged on the oil pipe; when the clamp structure is disassembled and released, the bolt is generally unscrewed through a screwdriver or a spanner, and a tool special for disassembling and releasing the clamp is lacked. Therefore, the gearbox oil pipe clamp releasing tool is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the problems and provide a gearbox oil pipe clamp releasing tool.
The invention realizes the purpose through the following technical scheme, and the gearbox oil pipe clamp release tool comprises a straight pipe, a fixed round pipe vertically and fixedly connected to the end part of the straight pipe, and a sliding sleeve slidably sleeved on the surface of the straight pipe, wherein bulges are arranged on the inner side of the top of the sliding sleeve and the inner side of the bottom of the sliding sleeve, grooves are arranged on the outer wall of the top of the straight pipe and the outer side of the bottom of the straight pipe, the grooves are in sliding connection with the bulges, and a first connecting short pipe and a second connecting short pipe are respectively and vertically and fixedly connected to the top of the sliding sleeve and the bottom of the sliding sleeve;
the fixed circular tube is provided with a second driving structure, the first driving structure is arranged on the first connecting short tube and the second connecting short tube, and the bottom end of the fixed circular tube and the bottom end of the second connecting short tube are both provided with a hexagonal bolt head embedding structure.
Preferably, the straight tube is far away from the one end fixed mounting who fixes the pipe and has the handle, and the handle is cylinder type structure, the diameter of handle is greater than the diameter of straight tube.
Preferably, the first driving structure is composed of a first micro motor, a first rotating shaft and a first square short rod, the first micro motor is fixedly connected with the top end of the first connecting short rod, an output shaft of the first micro motor is fixedly connected with one end of the first rotating shaft, the tail end of the first rotating shaft is fixedly connected with one end of the first square short rod, a first battery is installed at the top of the first micro motor, and a first switch is installed at the top of the first battery.
Preferably, the surface of the straight pipe is provided with two through grooves, the through grooves are located inside the grooves, the through grooves are connected with the first rotating shaft in a sliding mode, and the through grooves and the grooves are of strip-shaped structures.
Preferably, the surface of the first rotating shaft is fixedly sleeved with two first bearings and a second bearing, the second bearing is fixedly installed inside the second short connecting pipe, and the first bearings are fixedly connected with the sliding sleeve in an embedded mode.
Preferably, the second driving structure is composed of a second micro motor, a second rotating shaft, a third bearing, a fourth bearing and a second square short rod, the second micro motor is fixedly connected with the top end of the fixed round pipe, an output shaft of the second micro motor is fixedly connected with one end of the second rotating shaft, the tail end of the second rotating shaft is fixedly connected with one end of the second square short rod, a second battery is installed at the top of the second micro motor, and a second switch is installed at the top of the second battery.
Preferably, the surface of the second rotating shaft is fixedly sleeved with a third bearing and a fourth bearing, and the third bearing and the fourth bearing are fixedly arranged in the fixed round pipe.
Preferably, hexagonal bolt head gomphosis structure comprises circle piece, hexagonal shrinkage pool, screw thread cover and through-hole, the bottom at the circle piece is seted up to the hexagonal shrinkage pool, screw thread cover and fixed pipe bottom threaded connection, and the middle part of screw thread cover is opened there is the through-hole, the bottom at fixed pipe is gone up to the circle piece gomphosis, and the department opens at circle piece top center has the square hole.
Preferably, the inner side of the thread cover and the outer wall of the bottom end of the fixed circular tube are respectively provided with an internal thread and an external thread.
Preferably, an oil lubricating layer is arranged between the inner wall of the thread cover and the round block.
The invention has the beneficial effects that:
1. the clamping hoop releasing tool for the oil pipe of the gearbox is suitable for detaching and releasing the clamping hoop so as to loosen the oil pipe, compared with the traditional detaching tool, the clamping hoop releasing tool can be used for screwing two hexagon bolts at a time for detaching, and when screwing is carried out at the same time, driving force is provided for the clamping hoop releasing tool through the first driving structure and the second driving structure, manual screwing is not needed, the labor intensity is low, the detaching efficiency is improved, and time and labor are saved;
2. the clamping hoop releasing tool for the oil pipe of the gearbox can move the sliding sleeve, so that the upper structure of the sliding sleeve can be adjusted and moved, and the distance between the embedded structures of the heads of the two hexagonal bolts can be adjusted, so that the clamping hoop releasing tool is suitable for the requirements of clamping hoops of different sizes, has a high application range, and is simple in adjusting operation;
3. this kind of hexagon bolt head gomphosis structure in gearbox oil pipe clamp release frock is installed on fixed pipe and second junction pipe through the screw thread, is convenient for dismantle and adorn to be convenient for change, it is higher to change efficiency, avoids extravagant clamp to dismantle the time of release, is applicable to different hexagon bolt demands through changing different hexagon bolt head gomphosis structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the head engaging structure of a hexagonal bolt according to the present invention;
FIG. 4 is a schematic cross-sectional view of a straight pipe according to the present invention;
FIG. 5 is a schematic view of the bottom structure of the round block of the present invention.
In the figure: 1. the device comprises a straight pipe, 2, a handle, 3, a sliding sleeve, 4, a protrusion, 5, a groove, 6, a through groove, 7, a first micro motor, 8, a first rotating shaft, 9, a first bearing, 10, a second bearing, 11, a first square short rod, 12, a second micro motor, 13, a second rotating shaft, 14, a third bearing, 15, a fixing circular pipe, 16, a fourth bearing, 17, a second square short rod, 18, a hexagonal bolt head embedding structure, 1801, a round block, 1802, a hexagonal concave hole, 1803, a threaded cover, 1804, a through hole, 19, a first connecting short pipe, 20, a second connecting short pipe, 21, a square hole, 22, an oil lubricating layer, 23, a first battery, 24, a first switch, 25, a second battery, 26 and a second switch.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-5, a gearbox oil pipe clamp releasing tool comprises a straight pipe 1, a fixed round pipe 15 vertically and fixedly connected to the end of the straight pipe 1, and a sliding sleeve 3 slidably sleeved on the surface of the straight pipe 1, wherein protrusions 4 are arranged on the inner side of the top of the sliding sleeve 3 and the inner side of the bottom of the sliding sleeve 3, grooves 5 are arranged on the outer wall of the top of the straight pipe 1 and the outer side of the bottom of the straight pipe 1, the grooves 5 are slidably connected with the protrusions 4, and a first connecting short pipe 19 and a second connecting short pipe 20 are respectively and vertically and fixedly connected to the top of the sliding sleeve 3 and the bottom of the sliding sleeve 3;
the fixed round pipe 15 is provided with a second driving structure, the first short connecting pipe 19 and the second short connecting pipe 20 are provided with first driving structures, the bottom end of the fixed round pipe 15 and the bottom end of the second short connecting pipe 20 are provided with hexagonal bolt head embedding structures 18, and the first driving structures and the second driving structures are used for driving the hexagonal bolt head embedding structures 18 and disassembling the hexagonal bolts.
A handle 2 is fixedly mounted at one end, far away from the fixed circular tube 15, of the straight tube 1, the handle 2 is of a cylindrical structure, the diameter of the handle 2 is larger than that of the straight tube 1, and the handle 2 is convenient to manually hold and is convenient to hold and limit; the first driving structure is composed of a first micro motor 7, a first rotating shaft 8 and a first square short rod 11, the first micro motor 7 is fixedly connected with the top end of a first connecting short pipe 19, an output shaft of the first micro motor 7 is fixedly connected with one end of the first rotating shaft 8, the tail end of the first rotating shaft 8 is fixedly connected with one end of the first square short rod 11, a first battery 23 is installed at the top of the first micro motor 7, a first switch 24 is installed at the top of the first battery 23, and the first micro motor 7 drives the first rotating shaft 8 and the first square short rod 11 to rotate; the surface of the straight pipe 1 is provided with two through grooves 6, the through grooves 6 are positioned in the grooves 5, the through grooves 6 are connected with the first rotating shaft 8 in a sliding mode, the through grooves 6 and the grooves 5 are of strip-shaped structures, and the through grooves 6 provide movement spaces for the first rotating shaft 8; the surface of the first rotating shaft 8 is fixedly sleeved with two first bearings 9 and a second bearing 10, the second bearing 10 is fixedly installed inside a second short connecting pipe 20, the first bearings 9 are fixedly connected with the sliding sleeve 3 in a jogged mode, and the first bearings 9 and the second bearings 10 are used for supporting the first rotating shaft 8, so that the rotating stability of the first rotating shaft 8 is guaranteed; the second driving structure is composed of a second micro motor 12, a second rotating shaft 13, a third bearing 14, a fourth bearing 16 and a second square short rod 17, the second micro motor 12 is fixedly connected with the top end of the fixed round tube 15, an output shaft of the second micro motor 12 is fixedly connected with one end of the second rotating shaft 13, the tail end of the second rotating shaft 13 is fixedly connected with one end of the second square short rod 17, a second battery 25 is installed at the top of the second micro motor 12, a second switch 26 is installed at the top of the second battery 25, and the second micro motor 12 is used for driving the second rotating shaft 13 and the second square short rod 17 to realize the rotation of the second square short rod 17; a third bearing 14 and a fourth bearing 16 are fixedly sleeved on the surface of the second rotating shaft 13, the third bearing 14 and the fourth bearing 16 are both fixedly installed inside the fixed circular tube 15, and the third bearing 14 and the fourth bearing 16 provide support for the second rotating shaft 13, so that the rotating stability of the second rotating shaft 13 is guaranteed; the hexagonal bolt head embedding structure 18 is composed of a round block 1801, a hexagonal concave hole 1802, a threaded cover 1803 and a through hole 1804, the hexagonal concave hole 1802 is arranged at the bottom of the round block 1801, the threaded cover 1803 is in threaded connection with the bottom end of the fixed circular tube 15, the middle of the threaded cover 1803 is provided with the through hole 1804, the round block 1801 is embedded at the bottom end of the fixed circular tube 15, the center of the top of the round block 1801 is provided with a square hole 21 which provides a limiting space for the round block 1801, and the square hole 21 is used for inserting the first square short rod 11 and the second square short rod 17 and can transmit to enable the round block 1801 to rotate; the inner side of the thread cover 1803 and the outer wall of the bottom end of the fixed circular tube 15 are respectively provided with an internal thread and an external thread, so that the thread connection between the thread cover 1803 and the fixed circular tube 15 is realized; be provided with fluid lubrication layer 22 between screw thread cover 1803 inner wall and the circle piece 1801, fluid lubrication layer 22 provides lubrication, the reducing wear for between screw thread cover 1803 and the circle piece 1801.
When the hexagonal bolt is used, electrical elements appearing in the application are externally connected with a power supply and a control switch when in use, when the embedded structure 18 of the hexagonal bolt head is replaced, the screw cap 1803 is screwed, the screw cap 1803 is taken down, then the round block 1801 is buckled, a new round block 1801 is replaced, the square hole 21 is matched with the first square short rod 11 or the second square short rod 17, the round block 1801 is embedded into the fixed round pipe 15 and the second connecting short rod 20, then the screw cap 1803 is screwed up, the screw cap 1803 is subjected to threaded installation, the round block 1801 is limited, and installation and replacement are realized;
before the clamp is released, the sliding sleeve 3 is pulled to slide along the length direction of the straight pipe 1, the protrusion 4 slides along the groove 5, the first rotating shaft 8 slides along the through groove 6 to realize guiding, and after the sliding sleeve 3 moves, the distance between the fixed circular pipe 15 and the second short connecting pipe 20 is adjusted, so that the adjustment of the embedded structures 18 of the heads of the two hexagonal bolts is realized, and the distance between the two hexagonal bolts is changed;
the head of a hexagonal bolt on the hoop enters the hexagonal concave hole 1802 for embedding, the handle 2 is held by hand to carry out holding and limiting of the whole tool, the first micro motor 7 and the second micro motor 12 are electrified through the first switch 24 and the second switch 26 to drive the first rotating shaft 8 and the second rotating shaft 13 to rotate, the round block 1801 is driven through the first square short rod 11 and the second square short rod 17 to rotate in the fixed round pipe 15 and the second short connecting pipe 20, so that the bolt is screwed, and the bolt is dismounted.
It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a gearbox oil pipe strap release frock which characterized in that: the device comprises a straight pipe (1), a fixed round pipe (15) vertically and fixedly connected to the end part of the straight pipe (1) and a sliding sleeve (3) slidably sleeved on the surface of the straight pipe (1), wherein bulges (4) are arranged on the inner side of the top of the sliding sleeve (3) and the inner side of the bottom of the sliding sleeve (3), grooves (5) are arranged on the outer wall of the top of the straight pipe (1) and the outer side of the bottom of the straight pipe (1), the grooves (5) are in sliding connection with the bulges (4), and a first connecting short pipe (19) and a second connecting short pipe (20) are respectively and vertically and fixedly connected to the top of the sliding sleeve (3) and the bottom of the sliding sleeve (3;
install the second on fixed pipe (15) and drive the structure, first drive structure is installed to first connecting stub (19) and second connecting stub (20), hexagonal bolt head gomphosis structure (18) are all installed to the bottom of fixed pipe (15) and the bottom of second connecting stub (20).
2. The gearbox oil pipe clamp release tool according to claim 1, characterized in that: one end, far away from the fixed round pipe (15), of the straight pipe (1) is fixedly provided with a handle (2), the handle (2) is of a cylindrical structure, and the diameter of the handle (2) is larger than that of the straight pipe (1).
3. The gearbox oil pipe clamp release tool according to claim 1, characterized in that: first drive structure comprises first micro motor (7), first pivot (8) and first side type quarter butt (11), first micro motor (7) and first connecting stub (19) top fixed connection, the output shaft and first pivot (8) one end rigid coupling of first micro motor (7), and first pivot (8) end and first side type quarter butt (11) one end rigid coupling, first battery (23) are installed at first micro motor (7) top, and first switch (24) are installed at first battery (23) top.
4. The gearbox oil pipe clamp release tool according to claim 1, characterized in that: the surface of the straight pipe (1) is provided with two through grooves (6), the through grooves (6) are located inside the grooves (5), the through grooves (6) are connected with the first rotating shaft (8) in a sliding mode, and the through grooves (6) and the grooves (5) are of strip-shaped structures.
5. The gearbox oil pipe clamp release tool according to claim 3, characterized in that: the surface of the first rotating shaft (8) is fixedly sleeved with two first bearings (9) and a second bearing (10), the second bearing (10) is fixedly installed inside the second short connecting pipe (20), and the first bearings (9) are fixedly embedded and connected with the sliding sleeve (3).
6. The gearbox oil pipe clamp release tool according to claim 1, characterized in that: the second driving structure is composed of a second micro motor (12), a second rotating shaft (13), a third bearing (14), a fourth bearing (16) and a second square short rod (17), the second micro motor (12) is fixedly connected with the top end of a fixed round pipe (15), an output shaft of the second micro motor (12) is fixedly connected with one end of the second rotating shaft (13), the tail end of the second rotating shaft (13) is fixedly connected with one end of the second square short rod (17), a second battery (25) is installed at the top of the second micro motor (12), and a second switch (26) is installed at the top of the second battery (25).
7. The gearbox oil pipe clamp release tool according to claim 6, characterized in that: the surface of the second rotating shaft (13) is fixedly sleeved with a third bearing (14) and a fourth bearing (16), and the third bearing (14) and the fourth bearing (16) are fixedly installed inside the fixed circular tube (15).
8. The gearbox oil pipe clamp release tool according to claim 1, characterized in that: hexagonal bolt head gomphosis structure (18) comprise circle piece (1801), hexagonal shrinkage pool (1802), thread bush (1803) and through-hole (1804), the bottom at circle piece (1801) is seted up in hexagonal shrinkage pool (1802), thread bush (1803) and fixed pipe (15) bottom threaded connection, and the middle part of thread bush (1803) is opened has through-hole (1804), circle piece (1801) gomphosis is in the bottom of fixed pipe (15), and the center department in circle piece (1801) top has opened square hole (21).
9. The gearbox oil pipe clamp release tool according to claim 8, characterized in that: the inner side of the thread cover (1803) and the outer wall of the bottom end of the fixed round pipe (15) are respectively provided with an internal thread and an external thread.
10. The gearbox oil pipe clamp release tool according to claim 8, characterized in that: an oil lubricating layer (22) is arranged between the inner wall of the thread cover (1803) and the round block (1801).
CN201910872802.4A 2019-09-16 2019-09-16 Gearbox oil pipe clamp release tool Active CN110576413B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910872802.4A CN110576413B (en) 2019-09-16 2019-09-16 Gearbox oil pipe clamp release tool

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Application Number Priority Date Filing Date Title
CN201910872802.4A CN110576413B (en) 2019-09-16 2019-09-16 Gearbox oil pipe clamp release tool

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CN110576413A CN110576413A (en) 2019-12-17
CN110576413B true CN110576413B (en) 2021-03-26

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111890280B (en) * 2020-08-03 2021-11-16 四川大学锦城学院 Automobile maintenance tool

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Publication number Priority date Publication date Assignee Title
JPS58109234A (en) * 1981-12-21 1983-06-29 Jiyoubu Sangyo Kk Automatic machine for fastening and unfastening bolt for concrete formwork
US6253644B1 (en) * 1999-03-02 2001-07-03 David M. Duquette Torque wrench
CN201279675Y (en) * 2008-10-28 2009-07-29 荆州神电实业有限公司 Rapid adjustment mechanism for multi-shaft screw down apparatus
CN203092413U (en) * 2013-02-28 2013-07-31 宁波江东开轩工业设计有限公司 Double-ended wrench
CN103624727A (en) * 2012-08-27 2014-03-12 胡厚飞 Socket assembly
CN104339151A (en) * 2014-09-26 2015-02-11 安徽巨一自动化装备有限公司 Automatic variable-pitch mechanism for center distance of double-shaft tightening machine
CN204566003U (en) * 2015-04-27 2015-08-19 中国民航大学 Portable pair of rotating shaft torque wrench
CN105364474A (en) * 2015-12-18 2016-03-02 苏州金逸康自动化设备有限公司 Adjustable double-station tightening module for adjustable double-station bolt tightening device
CN206475107U (en) * 2017-01-03 2017-09-08 广州金延金属制品有限公司 A kind of Multifunctional sleeve
CN109895011A (en) * 2019-04-25 2019-06-18 陕西重型汽车有限公司 A kind of fastening sleeve for preventing connector to be scratched

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58109234A (en) * 1981-12-21 1983-06-29 Jiyoubu Sangyo Kk Automatic machine for fastening and unfastening bolt for concrete formwork
US6253644B1 (en) * 1999-03-02 2001-07-03 David M. Duquette Torque wrench
CN201279675Y (en) * 2008-10-28 2009-07-29 荆州神电实业有限公司 Rapid adjustment mechanism for multi-shaft screw down apparatus
CN103624727A (en) * 2012-08-27 2014-03-12 胡厚飞 Socket assembly
CN203092413U (en) * 2013-02-28 2013-07-31 宁波江东开轩工业设计有限公司 Double-ended wrench
CN104339151A (en) * 2014-09-26 2015-02-11 安徽巨一自动化装备有限公司 Automatic variable-pitch mechanism for center distance of double-shaft tightening machine
CN204566003U (en) * 2015-04-27 2015-08-19 中国民航大学 Portable pair of rotating shaft torque wrench
CN105364474A (en) * 2015-12-18 2016-03-02 苏州金逸康自动化设备有限公司 Adjustable double-station tightening module for adjustable double-station bolt tightening device
CN206475107U (en) * 2017-01-03 2017-09-08 广州金延金属制品有限公司 A kind of Multifunctional sleeve
CN109895011A (en) * 2019-04-25 2019-06-18 陕西重型汽车有限公司 A kind of fastening sleeve for preventing connector to be scratched

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