CN109877779A - A kind of train wheel bolt, nut assist tightening mechanism - Google Patents
A kind of train wheel bolt, nut assist tightening mechanism Download PDFInfo
- Publication number
- CN109877779A CN109877779A CN201910357461.7A CN201910357461A CN109877779A CN 109877779 A CN109877779 A CN 109877779A CN 201910357461 A CN201910357461 A CN 201910357461A CN 109877779 A CN109877779 A CN 109877779A
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- bolt
- hole
- attic base
- installation
- holes
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Abstract
A kind of train wheel bolt, nut assist tightening mechanism, are related to a kind of tightening mechanism.Bolt support has interior hexagonal core screw jack and a blind rivet fixture block, has annular convex platform outside attic base, under have tapped blind hole one；Annular convex platform has bolt hole two, fluted and cylinder mounting holes under transition disc, groove-bottom has bolt hole one, it inserts bolt turntable and has and be arranged concentrically from slotting bolt turntable and two groups of installation through-holes that diameter is different, there is tapped blind hole one in installation through-hole periphery, interior hexagonal core screw is connect with bolt support, the connection of the piston rod of bolt support and cylinder, attic base is set with outside bolt support, it is connect in attic base insertion installation through-hole and with slotting bolt turntable, transition disc lower end connect with cylinder block and is sleeved on the outside of cylinder piston rod, and transition disc upper end is connect with attic base lower end.This invention ensures that positioning while tightening bolt axial and circumferential during bolt, improves the efficiency and tighten quality that bolt is tightened.
Description
Technical field
The present invention relates to a kind of tightening mechanism, especially a kind of train wheel bolt, nut assist tightening mechanism, belong to fire
Vehicle wheel mounting technology field.
Background technique
With the development of science and technology using more and more extensive, heavy physical strength labor is replaced with automated arm for automated arm
It is dynamic to have become trend of the times.Especially bolt, nut tighten work, since its labour frequency is high, intensity is big, so
Gradually be automated substitution.In bolt rundown process, there is circumference freedom degree and axial freedom, the two freedom for bolt
Degree hinders efficiency and quality when tightening bolt.
Summary of the invention
It is an object of the invention to solve the problems in the background art, the present invention provides a kind of train wheel spiral shell
Bolt, nut assist tightening mechanism.
Realize above-mentioned purpose, the present invention takes following technical proposals: a kind of train wheel bolt, nut auxiliary tightening machine
Structure, including insert bolt turntable, multiple interior hexagonal core screws, multiple bolt supports, multiple attic bases, multiple transition discs and multiple gas
Cylinder, each bolt support is cylindrical structure, and the upper end of each bolt support is equipped with interior hexagonal core screw jack, often
The lower end of a bolt support is equipped with blind rivet fixture block, and the multiple attic base and multiple transition discs are torus structure；Each
The attic base outer circumference surface is equipped with annular convex platform, and each annular convex platform is along being respectively circumferentially with multiple bolt holes
Two, the lower end surface of each attic base is circumferentially with multiple tapped blind holes one along respective；Outside each transition disc lower end surface
Edge is circumferentially with multiple grooves along respective, is equipped with bolt hole one in the groove bottom of each groove, each
Transition disc lower end surface is circumferentially with multiple cylinder mounting holes along respective, its thickness is run through in the upper surface of the slotting bolt turntable
Direction is equipped with two groups of installation through-holes, and installation through-hole described in every group is respectively positioned on same circumference, two where two groups of installation through-holes
Circumference is arranged concentrically from slotting bolt turntable and the diameter of two circumference where two groups of installation through-holes is different, each installation
The outer periphery of through-hole is equipped with multiple tapped blind holes one, each interior hexagonal core screw be vertically arranged and the end of thread respectively with
The upper end of the corresponding bolt support being vertically arranged is detachably fixed connection, the lower end of each bolt support respectively with it is corresponding
The piston rod of cylinder be detachably fixed connection, the outside of each bolt support is closely set with attic base, each seat
The lower end of disk is inserted tightly into corresponding installation through-hole and is detachably fixed with slotting bolt turntable and connect, each mistake
The lower end for crossing disk is detachably fixed connection and ring set mounted in the outer of corresponding cylinder piston rod with the cylinder body of corresponding cylinder
Side, the upper end of each transition disc are detachably fixed connection with the lower end of corresponding attic base.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is by the outer-hexagonal face of interior hexagonal core bolt and that tightens that hex surface in bolt head formed hold out against cooperation,
Realize that the circle for tightening bolt is circumferentially positioned；Simultaneously in the presence of cylinder, real so that tightening bolt axially holds out against Train brake disk
The axially position of bolt is now tightened, positioning while then guaranteeing to tighten bolt axial and circumferential during bolt improves spiral shell
The efficiency and tighten quality that bolt is tightened.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is train wheel bolt of the invention, nut auxiliary tightening mechanism uses；
Fig. 2 is that tightening mechanism shown in FIG. 1 looks up axonometric drawing；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the main view of Fig. 2；
Fig. 5 is enlarged drawing at the E of Fig. 1；
Fig. 6 is the main view of train wheel；
Fig. 7 is the cross-sectional view of Fig. 6；
Fig. 8 is that the overall structure of interior hexagonal core screw overlooks axonometric drawing；
Fig. 9 is the top view of Fig. 8；
Figure 10 is the F-F cross-sectional view of Fig. 9；
Figure 11 is bolt support overall structure axonometric drawing；
Figure 12 is the main view of Figure 11；
Figure 13 is the G-G cross-sectional view of Figure 12；
Figure 14 is that the overall structure of transition disc looks up axonometric drawing；
Figure 15 is the bottom view of Figure 14；
Figure 16 is the B-B cross-sectional view of Figure 15；
Figure 17 is the overall structure top view for inserting bolt turntable；
Figure 18 is that Figure 17 looks up axonometric drawing；
Figure 19 is the top view of Figure 17；
Figure 20 is the D-D cross-sectional view of Figure 19；
Figure 21 is that the overall structure of attic base overlooks axonometric drawing；
Figure 22 is the top view of Figure 21；
Figure 23 is the P-P cross-sectional view of Figure 22.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, is clearly and completely retouched to the technical solution in the present invention
It states, it is clear that described embodiment is only a part of the embodiment of invention, instead of all the embodiments, based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Specific embodiment 1: the invention discloses a kind of train wheel bolt, nuts to assist as shown in FIG. 1 to FIG. 23
Tightening mechanism, including insert bolt turntable 10, multiple interior hexagonal core screws 2, multiple bolt supports 3, multiple attic bases 5, multiple transition
Disk 7 and multiple cylinders 9, each bolt support 3 is cylindrical structure, and the upper end of each bolt support 3 is equipped with interior
Hexagonal core screw jack J, the lower end of each bolt support 3 are equipped with blind rivet fixture block K (as figs 11-13), the multiple seat
Disk 5 and multiple transition discs 7 are torus structure；Each 5 outer circumference surface of the attic base is equipped with annular convex platform L, Mei Gesuo
Annular convex platform L is stated along being respectively circumferentially with multiple (four) axially disposed two M of bolt hole, the lower end of each attic base 5
Face is circumferentially with multiple one N (as shown in figures 21-23) of (four) tapped blind hole along respective；Each 7 lower end of the transition disc
The outer edge in face is circumferentially with multiple (four) grooves along respective, sets along axial direction in the groove bottom of each groove
There is one A of bolt hole, each 7 lower end surface of transition disc is circumferentially with multiple (four) axially disposed cylinder peace along respective
It filling hole Q (as illustrated in figures 14-16), the upper surface of the slotting bolt turntable 10 is equipped with two groups of installation through-hole C through its thickness direction,
Installation through-hole C described in every group is respectively positioned on same circumference, two circumference where two groups of installation through-hole C with slotting bolt turntable 10
It is arranged concentrically and the diameter of two circumference where two groups of installation through-hole C is different, two groups of installation through-hole C are set and adapt to difference
The use demand of the train wheel general assembly 1 of model；The outer periphery of each installation through-hole C is equipped with multiple (four) tapped blind holes one
H (as shown in figures 17 to 20), each interior hexagonal core screw 2 is vertically arranged and the end of thread is vertically arranged with corresponding respectively
The upper end of bolt support 3 be detachably fixed connection by way of screw-threaded coupling (interior hexagonal core screw 2 be placed on correspondence vertically
Bolt support 3 interior hexagonal core screw jack J in, be equipped in interior hexagonal core screw jack J and corresponding interior hexagonal core screw 2
The internal screw thread that end of thread external screw thread matches, the interior hexagonal core screw of interior 2 end of thread of hexagonal core screw and corresponding bolt support 3
Jack J is fixedly connected by locking for internal and external threads), the lower end of each bolt support 3 passes through corresponding drawing respectively
Nail 4 is detachably fixed connection with the piston rod of corresponding cylinder 9, and the outside of each bolt support 3 is closely set with attic base
5, it is interior and detachably solid with bolt turntable 10 is inserted that the lower end of each attic base 5 is inserted tightly into corresponding installation through-hole C
(lower end surface of the annular protrusion L of each attic base 5 fits closely and passes through with the upper surface of corresponding installation through-hole C for fixed connection
Multiple hexagon socket head cap screws 1 are inserted into the fixed company of mode of corresponding two M of bolt hole and the locking of one H rear thread of tapped blind hole respectively
Connect), the lower end of each transition disc 7 with the cylinder body of corresponding cylinder 9 by way of screw-threaded coupling the company of being detachably fixed
Connect (threaded rod of each 9 cylinder body upper end of cylinder is threaded into respectively in the cylinder mounting holes Q of corresponding transition disc 7) and equal ring set
Mounted in the outside of corresponding 9 piston rod of cylinder, the upper end of each transition disc 7 is detachably fixed with the lower end of corresponding attic base 5
(upper surface of each transition disc 7 fits closely with the lower end surface of corresponding attic base 5 and passes through multiple hex bolts 28 for connection
It is inserted into corresponding one A of bolt hole respectively and is fixedly connected with the mode that one N rear thread of tapped blind hole is locked).
Specific embodiment 2: as shown in Figure 21,22,23, present embodiment be specific embodiment one is made into
One step illustrates that two M of multiple bolt holes on each annular convex platform L is uniformly arranged along respective circumferential direction.
Specific embodiment 3: as shown in figure 23, present embodiment is made furtherly to specific embodiment one
Bright, circumferential direction of one N of multiple tapped blind holes along respective lower end surface on each attic base 5 is uniformly arranged.
Specific embodiment 4: as shown in Figure 14,15, present embodiment be specific embodiment one is made it is further
Illustrate, excircle of the multiple bolt mounting holes A on each transition disc 7 along respective lower end surface is uniformly arranged.
Specific embodiment 4: present embodiment is to specific embodiment one, specific embodiment party as shown in Figure 14,15
The further explanation that formula two, specific embodiment three or specific embodiment four are made, multiple gas on each transition disc 7
Cylinder mounting hole A is uniformly arranged along respective circumferential direction.
The present invention provides the mechanisms of circumference and axial freedom in a kind of elimination bolt rundown process, can effectively improve
The efficiency that bolt is tightened.
Train wheel general assembly 1 includes train wheel 1-1, Train brake disk 1-2, tightens bolt 1-3 and twist in the present invention
Tight nut 1-4.
When off working state, the cylinder rod of cylinder 9 is in retracted mode.When working condition, piston rod pushes blind rivet 4,
Then push bolt support 3 that interior hexagonal core bolt 2 is driven to stretch out, interior hexagonal core bolt 2, which is held out against, at this time tightens bolt 1-3, simultaneously
The outer-hexagonal face of interior hexagonal core bolt 2 and the interior hex surface for tightening the head bolt 1-3 form cooperation, and completion tightens bolt 1-3's
Circumferential registration.Meanwhile tightening bolt 1-3 and axially holding out against Train brake disk 1-2, the axially position for tightening bolt 1-3 is completed, at this time
Tighten nut 1-4 in fastening so that tighten it is more reliable, it is more efficient.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in the form of others dress body.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that by all in the meaning and scope for the condition of equivalent for falling in claim
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of train wheel bolt, nut assist tightening mechanism, it is characterised in that: including insert bolt turntable (10), it is multiple in
Hexagonal core screw (2), multiple bolt supports (3), multiple attic bases (5), multiple transition discs (7) and multiple cylinders (9), Mei Gesuo
Stating bolt support (3) is cylindrical structure, and the upper end of each bolt support (3) is equipped with interior hexagonal core screw jack (J), often
The lower end of a bolt support (3) is equipped with blind rivet fixture block (K), and the multiple attic base (5) and multiple transition discs (7) are annulus
Body structure；The each attic base (5) outer circumference surface is equipped with annular convex platform (L), and each annular convex platform (L) is along respective week
To multiple bolt holes two (M) are equipped with, the lower end surface of each attic base (5) is circumferentially with multiple tapped blind holes one along respective
(N)；The outer edge of each transition disc (7) lower end surface is circumferentially with multiple grooves, each groove along respective
Groove bottom on be equipped with bolt hole one (A), each transition disc (7) lower end surface is circumferentially with multiple cylinders peace along respective
It fills hole (Q), the upper surface of the slotting bolt turntable (10) is equipped with two groups of installation through-holes (C) through its thickness direction, described in every group
Installation through-hole (C) is respectively positioned on same circumference, and two circumference where two groups of installation through-holes (C) are same with slotting bolt turntable (10)
The diameter of two circumference where heart setting and two groups of installation through-holes (C) is different, and the outer periphery of each installation through-hole (C) is equal
Equipped with multiple tapped blind holes one (H), each interior hexagonal core screw (2) is vertically arranged and the end of thread is erected with corresponding respectively
The upper end for the bolt support (3) being directly arranged is detachably fixed connection, the lower end of each bolt support (3) respectively with it is corresponding
The piston rod of cylinder (9) is detachably fixed connection, and the outside of each bolt support (3) is closely set with attic base (5), each
It is interior and detachably solid with slotting bolt turntable (10) that the lower end of the attic base (5) is inserted tightly into corresponding installation through-hole (C)
Fixed connection, the lower end of each transition disc (7) are detachably fixed connection and ring set dress with the cylinder body of corresponding cylinder (9)
Upper end in the outside of corresponding cylinder (9) piston rod, each transition disc (7) is detachable with the lower end of corresponding attic base (5)
It is fixedly connected.
2. a kind of train wheel bolt according to claim 1, nut assist tightening mechanism, it is characterised in that: Mei Gesuo
The multiple bolt holes two (M) stated on annular convex platform (L) are uniformly arranged along respective circumferential direction.
3. a kind of train wheel bolt according to claim 1, nut assist tightening mechanism, it is characterised in that: Mei Gesuo
Circumferential direction of the multiple tapped blind holes one (N) along respective lower end surface stated on attic base (5) is uniformly arranged.
4. a kind of train wheel bolt according to claim 1, nut assist tightening mechanism, it is characterised in that: Mei Gesuo
Excircle of the multiple bolt mounting holes (A) along respective lower end surface stated on transition disc (7) is uniformly arranged.
5. a kind of train wheel bolt according to claim 1,2,3 or 4, nut assist tightening mechanism, it is characterised in that:
Multiple cylinder mounting holes (A) on each transition disc (7) are uniformly arranged along respective circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357461.7A CN109877779B (en) | 2019-04-29 | 2019-04-29 | Auxiliary tightening mechanism for train wheel bolts and nuts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357461.7A CN109877779B (en) | 2019-04-29 | 2019-04-29 | Auxiliary tightening mechanism for train wheel bolts and nuts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109877779A true CN109877779A (en) | 2019-06-14 |
| CN109877779B CN109877779B (en) | 2021-01-29 |
Family
ID=66938401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910357461.7A Active CN109877779B (en) | 2019-04-29 | 2019-04-29 | Auxiliary tightening mechanism for train wheel bolts and nuts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109877779B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111445783A (en) * | 2020-05-09 | 2020-07-24 | 温州博旺联科建筑工程有限公司 | Wind-resistant warning board convenient to replace |
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2019
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| US5595251A (en) * | 1994-08-10 | 1997-01-21 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Displaceable gear torque controlled driver |
| CN101132885A (en) * | 2005-03-01 | 2008-02-27 | 赫尔曼温克金属制品两合公司 | Device and method for producing a screw connection between a first component and at least one additional component |
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| CN104080573A (en) * | 2012-01-27 | 2014-10-01 | 新日铁住金株式会社 | Device for assembling railway wheel with disk brake |
| CN205380607U (en) * | 2016-03-15 | 2016-07-13 | 广州市光裕汽车空调制造有限公司 | Air condition compressor's bolt locking frock |
| CN107186662A (en) * | 2016-03-15 | 2017-09-22 | 发那科株式会社 | Bolt fastening is with instrument and bolt installation fixture |
| CN208323263U (en) * | 2018-06-11 | 2019-01-04 | 苏州德弗朗空气控制技术有限公司 | A kind of device convenient for the quick assembled formation of fan |
| CN208681487U (en) * | 2018-08-14 | 2019-04-02 | 安徽吉斯通自动化装备有限公司 | Automatic dismounting terminal pad tightens gripping apparatus |
| CN109277974A (en) * | 2018-10-10 | 2019-01-29 | 山东建筑大学 | The fast assembling and disassembling device of screw when a kind of more allowing blade replacement for inside diameter slicer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111445783A (en) * | 2020-05-09 | 2020-07-24 | 温州博旺联科建筑工程有限公司 | Wind-resistant warning board convenient to replace |
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| Publication number | Publication date |
|---|---|
| CN109877779B (en) | 2021-01-29 |
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