CN112032175A - Moment and corner added chassis riding bolt tightening process - Google Patents
Moment and corner added chassis riding bolt tightening process Download PDFInfo
- Publication number
- CN112032175A CN112032175A CN202010915180.1A CN202010915180A CN112032175A CN 112032175 A CN112032175 A CN 112032175A CN 202010915180 A CN202010915180 A CN 202010915180A CN 112032175 A CN112032175 A CN 112032175A
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- bolt
- nut
- riding
- chassis
- horse
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000012535 impurity Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 13
- 230000004075 alteration Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
- F16B37/041—Releasable devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a torque and corner added chassis riding bolt tightening process which comprises a chassis, wherein a first riding bolt and a second riding bolt are respectively arranged at the left end and the right end of the front side of the top of the chassis, which are positioned at a middle shaft, a third riding bolt and a fourth riding bolt are respectively arranged at the left end and the right end of the rear side of the top of the chassis, which are positioned at the middle shaft, and a first nut and a second nut are respectively arranged at the two ends of the surfaces of the first riding bolt, the second riding bolt, the third riding bolt and the fourth riding bolt. According to the invention, the riding bolt is screwed up in a torque and corner adding manner, so that the pre-tightening force of the riding bolt is controlled, the connection reliability of the chassis is improved, the risk of false torque is reduced, the requirement on the pre-tightening force of the riding bolt is ensured, and the problem that the chassis cannot be stabilized after installation due to the fact that the existing riding bolt for chassis installation is directly screwed up during installation is solved.
Description
Technical Field
The invention relates to the technical field, in particular to a process for screwing a chassis riding bolt with a torque and a corner.
Background
The chassis refers to a combination formed by four parts of a transmission system, a running system, a steering system and a braking system on an automobile, supports and installs an automobile engine and all parts and assemblies thereof to form the integral shape of the automobile, bears the power of the engine and ensures normal running, a riding bolt is needed when the chassis is installed, the existing riding bolt for installing the chassis usually adopts a direct screwing mode when the chassis is installed, so that the chassis cannot be stable after being installed, and therefore, a chassis riding bolt screwing process with torque and a rotating angle is provided.
Disclosure of Invention
The invention aims to provide a chassis horse riding bolt tightening process with torque and a corner, and the process is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a moment adds chassis of corner and rides horse bolt tightening device, includes the chassis, the front side at chassis top and lie in both ends about axis department and be provided with first bolt and the second bolt of riding on the horse respectively, both ends are provided with third bolt and the fourth bolt of riding on the horse respectively about the rear side at chassis top and lie in axis department, the first bolt of riding on the horse, the second bolt of riding on the horse, the third bolt of riding on the horse and the fourth bolt of riding on the horse both ends on surface are provided with first nut and second nut respectively.
Preferably, first thread grooves are formed in two sides of the surfaces of the first riding bolt, the second riding bolt, the third riding bolt and the fourth riding bolt, and the directions of the first thread grooves are the same.
Preferably, the inner cavity of the chassis is provided with a through hole, and the diameter of the through hole is 1.1 times of that of the riding bolt.
Preferably, the first horse riding bolt, the second horse riding bolt, the third horse riding bolt and the fourth horse riding bolt are sleeved with gaskets on the surfaces and positioned at the tops of the first nut and the second nut, and the outer diameter of each gasket is 1.5 times of the diameter of each through hole.
Preferably, the outer surfaces of the first nut and the second nut are both hexagonal, and the inner surfaces of the first nut and the second nut are both provided with second thread grooves.
A torque and corner added chassis riding bolt tightening process comprises the following steps:
A. inserting four horseback bolts into the through holes, checking the first thread groove and the second thread groove to ensure that impurities do not exist in the first thread groove and the second thread groove, and then enabling the nut to correspond to a working position;
B. simultaneously pre-screwing a plurality of nuts by using a spanner, and screwing the nuts to 25-35 N.m;
C. then simultaneously screwing a first nut and a second nut on the first saddle bolt and the fourth saddle bolt by a spanner to 150 N.m-160 N.m, and simultaneously screwing a first nut and a second nut on the second saddle bolt and the third saddle bolt to 150 N.m-160 N.m;
D. the first and second nuts on the first and fourth saddle bolts can then be tightened by a wrench, and the first and second nuts on the second and third saddle bolts can then be tightened.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the riding bolt is screwed up in a torque and corner adding manner, so that the pre-tightening force of the riding bolt is controlled, the connection reliability of the chassis is improved, the risk of false torque is reduced, and the requirement of the pre-tightening force of the riding bolt is ensured, thereby ensuring that the stability of the chassis is good after installation, and solving the problem that the chassis cannot be stabilized after installation because the existing riding bolt for chassis installation is often directly screwed up during installation.
2. The through hole is formed, the chassis is convenient to mount, the phenomenon of troublesome mounting is avoided, the gasket is arranged, friction between the nut and the chassis is avoided, the chassis is abraded, the first thread groove and the second thread groove are arranged, the nut and the riding bolt are convenient to connect, and the phenomenon that mounting work cannot be carried out is avoided.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic top view of the base plate according to the present invention.
In the figure: 1. a chassis; 2. a first riding bolt; 3. a second riding bolt; 4. a third riding bolt; 5. a fourth riding bolt; 6. a first nut; 7. a second nut; 8. a gasket; 9. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The chassis 1, first bolt 2, the second bolt 3, the third bolt 4, the fourth bolt 5, first nut 6, second nut 7, gasket 8 and the through-hole 9 part of riding on the horse of this application are general standard or the part that technical staff in the field knows, and its structure and principle all can all learn through the technical manual or learn through conventional experimental method for this technical staff.
Referring to figures 1-3 of the drawings,
the first embodiment is as follows:
a torque and corner added chassis riding bolt tightening process comprises a chassis 1, a through hole 9 is formed in an inner cavity of the chassis 1, the diameter of the through hole 9 is 1.1 times of the diameter of a riding bolt, the chassis 1 is convenient to install by arranging the through hole 9, the phenomenon of troublesome installation is avoided, a first riding bolt 2 and a second riding bolt 3 are respectively arranged at the left end and the right end of the front side of the top of the chassis 1 and positioned at a center shaft, a third riding bolt 4 and a fourth riding bolt 5 are respectively arranged at the left end and the right end of the rear side of the top of the chassis 1 and positioned at the center shaft, first thread grooves are formed in the two sides of the surfaces of the first riding bolt 2, the second riding bolt 3, the third riding bolt 4 and the fourth riding bolt 5, the direction of the first thread grooves is the same, a first nut 6 and a second nut 7 are respectively arranged at the two ends of the surfaces of the first riding bolt 2, the second riding bolt 3, the third riding bolt 4 and the fourth riding bolt 5, the surface of first nut 6 and second nut 7 is the hexagon, the second thread groove has all been seted up to the internal surface of first nut 6 and second nut 7, through setting up first thread groove and second thread groove, made things convenient for and be connected between the nut and the bolt on horse, the phenomenon that can't carry out the installation work has been avoided, first bolt on horse 2, second bolt on horse 3, third bolt on horse 4 and fourth bolt on horse 5's surface and the top that is located first nut 6 and second nut 7 all overlap and are equipped with gasket 8, gasket 8's external diameter is 1.5 times of through-hole 9 diameter, through setting up gasket 8, the emergence friction between nut and chassis 1 has been avoided, thereby cause chassis 1 wearing and tearing.
A torque and corner added chassis riding bolt tightening process comprises the following steps:
A. inserting four horseback bolts into the through holes 9, checking the first thread groove and the second thread groove to ensure that impurities do not exist in the first thread groove and the second thread groove, and then corresponding the nut to a working position;
B. simultaneously pre-screwing a plurality of nuts by using a spanner, and screwing the nuts to 30 N.m;
C. then simultaneously screwing the first nut 6 and the second nut 7 on the first saddle bolt 2 and the fourth saddle bolt 5 to 150 N.m by a spanner, and simultaneously screwing the first nut 6 and the second nut 7 on the second saddle bolt 3 and the third saddle bolt 4 to 150 N.m;
D. subsequently, the first nut 6 and the second nut 7 of the first saddle bolt 2 and the fourth saddle bolt 5 can be tightened by a wrench, and then the first nut 6 and the second nut 7 of the second saddle bolt 3 and the third saddle bolt 4 can be tightened.
Example two:
a torque and corner added chassis riding bolt tightening process comprises a chassis 1, a through hole 9 is formed in an inner cavity of the chassis 1, the diameter of the through hole 9 is 1.1 times of the diameter of a riding bolt, the chassis 1 is convenient to install by arranging the through hole 9, the phenomenon of troublesome installation is avoided, a first riding bolt 2 and a second riding bolt 3 are respectively arranged at the left end and the right end of the front side of the top of the chassis 1 and positioned at a center shaft, a third riding bolt 4 and a fourth riding bolt 5 are respectively arranged at the left end and the right end of the rear side of the top of the chassis 1 and positioned at the center shaft, first thread grooves are formed in the two sides of the surfaces of the first riding bolt 2, the second riding bolt 3, the third riding bolt 4 and the fourth riding bolt 5, the direction of the first thread grooves is the same, a first nut 6 and a second nut 7 are respectively arranged at the two ends of the surfaces of the first riding bolt 2, the second riding bolt 3, the third riding bolt 4 and the fourth riding bolt 5, the surface of first nut 6 and second nut 7 is the hexagon, the second thread groove has all been seted up to the internal surface of first nut 6 and second nut 7, through setting up first thread groove and second thread groove, made things convenient for and be connected between the nut and the bolt on horse, the phenomenon that can't carry out the installation work has been avoided, first bolt on horse 2, second bolt on horse 3, third bolt on horse 4 and fourth bolt on horse 5's surface and the top that is located first nut 6 and second nut 7 all overlap and are equipped with gasket 8, gasket 8's external diameter is 1.5 times of through-hole 9 diameter, through setting up gasket 8, the emergence friction between nut and chassis 1 has been avoided, thereby cause chassis 1 wearing and tearing.
A torque and corner added chassis riding bolt tightening process comprises the following steps:
A. inserting four horseback bolts into the through holes 9, checking the first thread groove and the second thread groove to ensure that impurities do not exist in the first thread groove and the second thread groove, and then corresponding the nut to a working position;
B. simultaneously pre-screwing a plurality of nuts by using a spanner, and screwing the nuts to 35 N.m;
C. then simultaneously screwing the first nut 6 and the second nut 7 on the first saddle bolt 2 and the fourth saddle bolt 5 to 160 N.m by a spanner, and simultaneously screwing the first nut 6 and the second nut 7 on the second saddle bolt 3 and the third saddle bolt 4 to 160 N.m;
D. subsequently, the first nut 6 and the second nut 7 of the first saddle bolt 2 and the fourth saddle bolt 5 can be tightened by a wrench, and then the first nut 6 and the second nut 7 of the second saddle bolt 3 and the third saddle bolt 4 can be tightened.
Example three:
a torque and corner added chassis riding bolt tightening process comprises a chassis 1, a through hole 9 is formed in an inner cavity of the chassis 1, the diameter of the through hole 9 is 1.1 times of the diameter of a riding bolt, the chassis 1 is convenient to install by arranging the through hole 9, the phenomenon of troublesome installation is avoided, a first riding bolt 2 and a second riding bolt 3 are respectively arranged at the left end and the right end of the front side of the top of the chassis 1 and positioned at a center shaft, a third riding bolt 4 and a fourth riding bolt 5 are respectively arranged at the left end and the right end of the rear side of the top of the chassis 1 and positioned at the center shaft, first thread grooves are formed in the two sides of the surfaces of the first riding bolt 2, the second riding bolt 3, the third riding bolt 4 and the fourth riding bolt 5, the direction of the first thread grooves is the same, a first nut 6 and a second nut 7 are respectively arranged at the two ends of the surfaces of the first riding bolt 2, the second riding bolt 3, the third riding bolt 4 and the fourth riding bolt 5, the surface of first nut 6 and second nut 7 is the hexagon, the second thread groove has all been seted up to the internal surface of first nut 6 and second nut 7, through setting up first thread groove and second thread groove, made things convenient for and be connected between the nut and the bolt on horse, the phenomenon that can't carry out the installation work has been avoided, first bolt on horse 2, second bolt on horse 3, third bolt on horse 4 and fourth bolt on horse 5's surface and the top that is located first nut 6 and second nut 7 all overlap and are equipped with gasket 8, gasket 8's external diameter is 1.5 times of through-hole 9 diameter, through setting up gasket 8, the emergence friction between nut and chassis 1 has been avoided, thereby cause chassis 1 wearing and tearing.
A torque and corner added chassis riding bolt tightening process comprises the following steps:
A. inserting four horseback bolts into the through holes 9, checking the first thread groove and the second thread groove to ensure that impurities do not exist in the first thread groove and the second thread groove, and then corresponding the nut to a working position;
B. simultaneously pre-screwing a plurality of nuts by using a spanner, and screwing the nuts to 25 N.m;
C. then simultaneously screwing the first nut 6 and the second nut 7 on the first saddle bolt 2 and the fourth saddle bolt 5 to 155 N.m by a spanner, and simultaneously screwing the first nut 6 and the second nut 7 on the second saddle bolt 3 and the third saddle bolt 4 to 155 N.m;
D. subsequently, the first nut 6 and the second nut 7 of the first saddle bolt 2 and the fourth saddle bolt 5 can be tightened by a wrench, and then the first nut 6 and the second nut 7 of the second saddle bolt 3 and the third saddle bolt 4 can be tightened.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a moment adds chassis of corner and rides horse bolt tightening device, includes chassis (1), its characterized in that: the front side of the top of the chassis (1) is provided with a first riding bolt (2) and a second riding bolt (3) at the left end and the right end of the middle shaft, the rear side of the top of the chassis (1) is provided with a third riding bolt (4) and a fourth riding bolt (5) at the left end and the right end of the middle shaft, and the two ends of the surfaces of the first riding bolt (2), the second riding bolt (3), the third riding bolt (4) and the fourth riding bolt (5) are provided with a first nut (6) and a second nut (7) respectively.
2. A torque plus corner chassis horse-riding bolt tightening device as defined in claim 1, wherein: first thread grooves are formed in two sides of the surfaces of the first riding bolt (2), the second riding bolt (3), the third riding bolt (4) and the fourth riding bolt (5), and the directions of the first thread grooves are the same.
3. A torque plus corner chassis horse-riding bolt tightening device as defined in claim 1, wherein: the inner cavity of the chassis (1) is provided with a through hole (9), and the diameter of the through hole (9) is 1.1 times of that of the riding bolt.
4. A torque plus corner chassis horse-riding bolt tightening device as defined in claim 3, wherein: the first horse bolt (2), the second horse bolt (3), the third horse bolt (4) and the fourth horse bolt (5) of riding surface and the top that is located first nut (6) and second nut (7) all is equipped with gasket (8) on the horse, the external diameter of gasket (8) is 1.5 times of through-hole (9) diameter.
5. A torque plus corner chassis horse-riding bolt tightening device as defined in claim 1, wherein: the outer surfaces of the first nut (6) and the second nut (7) are both hexagonal, and second thread grooves are formed in the inner surfaces of the first nut (6) and the second nut (7).
6. The utility model provides a moment adds chassis of corner and rides horse bolt tightening process which characterized in that: the process comprises the following steps:
A. inserting four riding bolts into the through holes (9), checking the first thread groove and the second thread groove to ensure that impurities do not exist in the first thread groove and the second thread groove, and then corresponding the nut to a working position;
B. simultaneously pre-screwing a plurality of nuts by using a spanner, and screwing the nuts to 25-35 N.m;
C. then simultaneously screwing a first nut (6) and a second nut (7) on the first saddle bolt (2) and the fourth saddle bolt (5) through a spanner to 150 N.m-160 N.m, and simultaneously screwing a first nut (6) and a second nut (7) on the second saddle bolt (3) and the third saddle bolt (4) to 150 N.m-160 N.m;
D. then, the first nut (6) and the second nut (7) on the first horse-riding bolt (2) and the fourth horse-riding bolt (5) can be screwed up through a spanner, and then the first nut (6) and the second nut (7) on the second horse-riding bolt (3) and the third horse-riding bolt (4) can be screwed up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915180.1A CN112032175A (en) | 2020-09-03 | 2020-09-03 | Moment and corner added chassis riding bolt tightening process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915180.1A CN112032175A (en) | 2020-09-03 | 2020-09-03 | Moment and corner added chassis riding bolt tightening process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112032175A true CN112032175A (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010915180.1A Pending CN112032175A (en) | 2020-09-03 | 2020-09-03 | Moment and corner added chassis riding bolt tightening process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112032175A (en) |
Citations (8)
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|---|---|---|---|---|
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| CN102335840A (en) * | 2010-07-20 | 2012-02-01 | 中通客车控股股份有限公司 | Adjustable station conversion operation vehicle |
| CN103100850A (en) * | 2013-01-31 | 2013-05-15 | 东风康明斯发动机有限公司 | Engine connecting rod bolt screwing craft through torque and turn angle |
| CN203267706U (en) * | 2013-06-09 | 2013-11-06 | 中国重汽集团济南动力有限公司 | Taper leaf spring and front suspension assembly for passenger car |
| CN203449871U (en) * | 2013-09-04 | 2014-02-26 | 中国重汽集团济南动力有限公司 | Detachable buffer block spring pressing plate device of automobile |
| CN107458166A (en) * | 2017-07-31 | 2017-12-12 | 安徽江淮汽车集团股份有限公司 | A kind of draft hitch |
| CN208831406U (en) * | 2018-09-27 | 2019-05-07 | 深圳市欧凯德科技有限公司 | A kind of bracket being adjusted by rotation fixed diameter |
| CN211252193U (en) * | 2020-01-07 | 2020-08-14 | 梧州山王拖拉机制造有限公司 | Machine head fixing chassis of tractor |
-
2020
- 2020-09-03 CN CN202010915180.1A patent/CN112032175A/en active Pending
Patent Citations (8)
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|---|---|---|---|---|
| US20110017014A1 (en) * | 2009-07-21 | 2011-01-27 | International Truck Intellectual Property Company, Llc | Oval axle housing and clamp assembly |
| CN102335840A (en) * | 2010-07-20 | 2012-02-01 | 中通客车控股股份有限公司 | Adjustable station conversion operation vehicle |
| CN103100850A (en) * | 2013-01-31 | 2013-05-15 | 东风康明斯发动机有限公司 | Engine connecting rod bolt screwing craft through torque and turn angle |
| CN203267706U (en) * | 2013-06-09 | 2013-11-06 | 中国重汽集团济南动力有限公司 | Taper leaf spring and front suspension assembly for passenger car |
| CN203449871U (en) * | 2013-09-04 | 2014-02-26 | 中国重汽集团济南动力有限公司 | Detachable buffer block spring pressing plate device of automobile |
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| CN208831406U (en) * | 2018-09-27 | 2019-05-07 | 深圳市欧凯德科技有限公司 | A kind of bracket being adjusted by rotation fixed diameter |
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Application publication date: 20201204 |