CN102555668B - Tyre assembling device - Google Patents
Tyre assembling device Download PDFInfo
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- CN102555668B CN102555668B CN201110421923.0A CN201110421923A CN102555668B CN 102555668 B CN102555668 B CN 102555668B CN 201110421923 A CN201110421923 A CN 201110421923A CN 102555668 B CN102555668 B CN 102555668B
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Abstract
The invention relates to a tyre assembling device which comprises a first unloading frame, a second unloading frame, a regulating rod and an additional fixing device, wherein the first unloading frame is provided with a first clamping foot and a first positioning bolt; the second unloading frame is provided with a second clamping foot and a second positioning bolt; one end of the regulating rod is fixedly connected to the second unloading frame, and the other end of the regulating rod is lapped on a base plate of the first unloading frame; when the length of the regulating rod is regulated to be the appropriate length, the additional fixing device fixes the regulating rod; the first clamping foot and the second clamping foot are used for clamping a key locking groove on a rim; and the first positioning bolt and the second positioning bolt are used for pressing a tyre bead seat ring tightly. According to the tyre assembling device provided by the invention, the replacement time in the replacement of the tyre can be shortened greatly, and the great production cost is saved.
Description
Technical field
The present invention relates to tyre assembling device, relate in particular to the tyre assembling device of the vehicles such as scoper
Background technology
Scoper is a kind of machinery that can comprehensively complete shoveling, muck haulage, unload soil, fill, flatten, and is widely used in ground, underground mines, especially in large-scale ground, underground mines, plays an important role.
Scoper tire is the major part of scoper, and the quality of its performance directly affects safety, stability and the economy that scoper travels.In use, because method is improper, cause the phenomenon of tire earlier period damage comparatively general, hold water and use tire, improve the service life of tire, travel safety and reduction expense are had great importance.The main damage forms of scoper tire has treadwear, cord is loose or fracture, cord delamination, bulge, tyre surface and carcass comes unstuck and the casing break that caused by the above results.
Cause the reason of damaged tyres mainly contain following some:
1, air pressure deficiency or tire overload
Scoper tire travels for a long time the in the situation that of air pressure deficiency, can accelerate the fatigue damage of carcass, causes outer casing break, causes tyre surface severe wear.When occurring that tire pressure is lower than setting value: when front-wheel 550 kPas (5.5bar), 350 kPas of (3.5bar) this situations of trailing wheel, tire rolls back and forth, cause foetal sac scratch, sidewall distortion is larger, two tire part contacts are rubbed, two sidewall bulges, finally cause damaged tyres.
2, misoperation
The difference of operating personal skills involved in the labour is also the major cause that causes damaged tyres.Because the total weight of scoper is born by tire, scoper when dress shovel method not to causing tyre slip, cause at tunnel internal water accumulation, unrestrained nugget when the transportation of main tunnel, iron filings and other foreign material all likely enter cover tire, finally also cause tire flat.
3, vehicle bridge inadequate balance
Electric LHD propons is fixed, and back axle swings +/-8 and spends, swing span be scoper in order to adapt to stope Uneven road situation, increase machine load or transport in stability and a kind of swinging gear of designing.Rear vehicle frame is hinged by project planning and the swing span of swing span, and make to guarantee between rear vehicle frame and back axle enough swing spaces, machine is in the time that uneven road surface passes through, back axle can swing by relatively rear vehicle frame by swing span, thereby make machine in the time that back axle swings, still can keep normal position, this also forms the reason that causes tyre damage.
Because operation field is generally narrower, after damaged tyres, change more difficultly, and owing to lacking special equipment, need expend more artificial.Thus, cause equipment downtime long, affect whole manufacturing schedule.Therefore, in the time of damaged tyres, need to expend huge manpower and change, damage equipment itself causes equipment downtime long simultaneously.
Summary of the invention
The present invention be directed to that the problems referred to above propose, its object be to provide a kind of can be more convenient, the tyre assembling device of changing of tire efficiently.
To achieve these goals, tyre assembling device provided by the present invention, comprising: first unloads frame, is provided with the first card base and the first dowel bolt; Second unloads frame, is provided with the second card base and the second dowel bolt; Adjust bar, its one end is affixed to second and unloads frame, and the other end is overlapped on described first and unloads on the base plate of frame; Additional fixation device, in the time that the length adjustment of adjust bar is suitable length, is fixed it.Wherein, described the first card base and the second card base are for being stuck in the lock keyway on wheel rim, and described the first dowel bolt and the second dowel bolt are used for compressing tyre bead seat ring.
And, described the first card base and the second card base include L-type main body and card base bolt, L-type main body is configured to L-type hook, and the side on L-type main body top is welded with nut, card base bolt is combined with this nut, be parallel to the long limit of L-type main body, and described first unload frame and second and unload on frame and be formed with respectively through hole, so that described L-type main body is passed.
And, in the time that the minor face of described L-type main body is stuck in the lock keyway on wheel rim, rotate described card base bolt, make card base bolt end compress the first upper surface that unloads frame and second and unload frame.
And described card base bolt is divided into screw rod, nut portion and thimble from top to bottom.
And, described first unloads and sets up the first dowel bolt Connection Block that is formed with tapped bore, described second unloads and sets up the second dowel bolt Connection Block that is formed with tapped bore, described the first dowel bolt is threaded with described the first dowel bolt Connection Block, and described the second dowel bolt is threaded with described the second dowel bolt Connection Block.
And described the first dowel bolt and the second dowel bolt comprise respectively screw rod, nut portion and thimble.
And described first unloads frame is provided with the first micromatic setting for finely tuning the first dowel bolt Connection Block position, described second unloads frame is provided with the second micromatic setting for finely tuning the second dowel bolt Connection Block position.
And described adjust bar is spaced from each other and parallel stock forms by plural, or is made up of the sheet material that is formed with strip through hole.
And, described additional fixation device comprises jam nut and bolt of rear end plate, described bolt of rear end plate runs through described the first base plate that unloads frame and projects upwards, and space through any two stocks or through the strip through hole of adjust bar, described jam nut is combined with described bolt of rear end plate screw thread above described adjust bar, to fix described adjust bar.
And, between described jam nut and described adjust bar, be also provided with pressing plate.
According to tyre assembling device provided by the present invention, the replacing time can significantly shorten damaged tyres time, save a large amount of productive costss.
Accompanying drawing explanation
By the description of carrying out below in conjunction with the accompanying drawing that an example is exemplarily shown, above and other object of the present invention and feature will become apparent, wherein:
Fig. 1 is the schematic diagram of tire system;
Fig. 2 is the assembly structure figure of tire;
Fig. 3 is the front elevation of the confined state of tyre assembling device of the present invention;
Fig. 4 is the birds-eye view of the confined state of tyre assembling device of the present invention;
Fig. 5 is the schematic diagram of dowel bolt;
Fig. 6 is the schematic diagram of card base;
Fig. 7 first unloads the schematic diagram of frame, is (a) longitudinal section, is (b) birds-eye view;
Fig. 8 second unloads the schematic diagram of frame, is (a) longitudinal section, is (b) birds-eye view;
Fig. 9 is the part sectional view of confined state.
The specific embodiment
Below, describe embodiments of the invention in detail with reference to accompanying drawing.
Fig. 1 is the schematic diagram of tire system, the assembly structure figure that Fig. 2 is tire.As depicted in figs. 1 and 2, tire system is by forming with lower member: tire, wheel rim (being tire-shaped pedestal), rim flange, O type circle, locking key, tyre tube valve, tyre bead seat ring (also claiming tyre bead base, bead seats), binding ring (being lock ring).
When fit a tyre, most critical is how binding ring to be packed into fixing lock ring groove, this is the center of gravity of design, around this center of gravity, utilize the position of locking key, consider a pair of card base, be stuck in the position of lock keyway, push down tyre bead seat ring with dowel bolt simultaneously, realize and compress and become flexible by the length of adjusting bolt, make binding ring have the space of assembling, thereby make binding ring enter fixing lock ring groove.According to tire lock key position and size, can draw the leading dimensions of dowel bolt and card base.
Then, can, according to the leading dimensions of dowel bolt, card base, be designed for the physical construction of stationary positioned bolt and card base.This structure can be designed to measured length (length is unadjustable).But, preferably, can be designed as telescopic structure.
As shown in Figure 3 and Figure 4, tyre assembling device according to the present invention comprises that first unloads frame 10, second and unload frame 20, adjust bar 30, card base 40, dowel bolt 50 and jam nut 60.
First unloads and on frame 10, is provided with a card base 40 and a dowel bolt 50.Second unloads on frame on 20 and is also provided with a card base 40 and a dowel bolt 50.
Adjust bar 30 connects first and unloads frame 10 and second and unload frame 20.Adjust bar 30 can be connected with predetermined length (for example, welding) unload frame 10 and second to first and unload frame 20, thereby form the tyre assembling device of a measured length.Preferably, adjust bar 30 one end be connected (for example, welding) unload frame 20 to second, the other end snaps into movably first and unloads frame 10, fixes its position by additional fixation device.This additional fixation device is for example jam nut 60, and this be will be described later.
Fig. 5 is the schematic diagram of dowel bolt, and Fig. 6 is the schematic diagram of card base.
As shown in Figure 5, dowel bolt comprises: screw rod 53, nut portion 54 and thimble 55.Thimble 55 is used for withstanding tyre bead seat ring.After adjusting, position adjusts the tightness of thimble 55 by nut portion 54 and screw rod 53.
Again in conjunction with Fig. 3, described first unloads frame 10 and second unloads frame 20 and is respectively equipped with dowel bolt Connection Block 90.This dowel bolt Connection Block 90 can comprise pedestal 91 and the hexagonal nut 92 with its weld together.Preferably, can unload frame 10 and second first and unload the micromatic setting that is provided for respectively finely tuning dowel bolt Connection Block 90 positions on frame 20.This micromatic setting can be configured to and form and the close-fitting hole of described pedestal 91 or groove unloading on frame, by manually in this hole or groove mobile foundation 91 finely tune dowel bolt Connection Block 90 positions.Certainly, this micromatic setting can also adopt the various known ways such as ball-screw, and this is repeated no more.
As shown in Figure 6, card base 40 comprises L-type main body 41 and card base bolt 42.L-type main body 41 is configured to L-type hook, comprises minor face 41I and long limit 41II.Preferably, L-type main body 41 can be bending sheet material shape.The side on L-type main body 41 tops is welded with nut 46, card base bolt 42 and these nut 46 combinations, and be parallel to the long limit 41II of L-type main body 41.Can be welded to connect plate 47 in the top of the long limit 41II of L-type main body 41 one side, and on this connecting panel 47 welded nut 46.Described card base bolt 42 is divided into screw rod 43, nut portion 44 and thimble 45 from top to bottom.In conjunction with Fig. 3, in the time that the minor face 41I of described L-type main body 41 is stuck in the lock keyway on wheel rim, rotate described card base bolt 42 again, make thimble 45 compress the first upper surface that unloads frame 10 and second and unload frame 20.
As shown in Figure 7, first unload frame 10 and be hollow state.Bolt of rear end plate 70 runs through the first base plate that unloads frame 10 and projects upwards.First unloads on the top board 12 of frame 10 and forms through hole 13, for described card base 40 is set.Particularly, the long limit 41II of described L-type main body 41 is through this through hole 13.Preferably, this through hole 13 is formed as strip shape opening.
As shown in Figure 8, adjust bar 30 and second unloads frame 20 and is welded as a whole.In Fig. 8, adjust bar 30 is made up of four square bars.Preferably, four square bar two ends can be connected by cover plate 80 respectively.The quantity of square bar is not limited to four, can be also two, three or more.And, also can form adjust bar 30 by a steel plate, and form the through hole of strip in centre.
Referring again to Fig. 3 and Fig. 4, second free end that unloads frame 20 that is not soldered to of adjust bar 30 extend into first and unloads frame 10 inside, is overlapped on first and unloads on the base plate 11 of frame 10.Now, aforesaid bolt of rear end plate 70 stretches out by the space between two square bars (or the middle strip through hole of adjust bar 30).Tyre assembling device of the present invention is also provided with the jam nut corresponding with this bolt of rear end plate 70 60.In the time of mobile adjust bar 30, jam nut 60 is in releasing orientation.In the time being adjusted to appropriate length, tighten jam nut 60, secured adjusted bar 30 and first unloads frame 10.
Preferably, pressing plate 90 can also be set below jam nut 60, pressing plate 90, between jam nut 60 and adjust bar 30, plays pad effect, to be fixed more reposefully.
Below, the method for utilizing above-mentioned tyre assembling device changing of tire is described.
Work as damaged tyres, need to change time, first tire dismantling will be got off.Can horizontal or vertically dismantle.Before dismounting, should first remove tyre inflating valve core to exit completely, and tear locking key open.Because tire uses through long-time, tyre edge and tyre bead foundation ring are bonded together, and only have by instruments such as gas welding, sledgehammer, crowbars and unload the rim flange of wheel rim channel side down the rear tyre bead seat ring that just can remove, and now should note not damaging rim flange.Then, remove binding ring with suitable instrument, and remove O type circle, the rim flange on dorsal part is unclamped, then take out tire from wheel rim.
When mounting tyre, operate in accordance with the following steps:
1) first clear up the foreign material of tire system (rim flange, wheel rim, tyre bead seat ring, binding ring, locking key, tyre tube valve, O type circle groove).
2) coordinate with jack and three to four sleepers, the rear portion of whole car body (two tires of back axle) or anterior (two tires of propons) are supported, sleeper on pad, guarantees steadily and safety.
3) fit a tyre charge valve on wheel rim, to lean on vehicle frame one side rim flange to put into wheel rim, smear tire two tyre bead mouths with No. 3 lithium greasies, rim flange outside tire and tyre bead seat ring are installed to tire, by tire system fabricate blocks such as tire, rim flange, tyre bead seat rings with being manually assembled on wheel rim.Check the dress locking key position consistency of tyre bead seat ring and wheel rim simultaneously.
4) new O type circle (can not repeated usage old, can cause gas leakage) is installed.Smear with No. 3 lithium greasies equally, O type circle is installed in groove.For preventing its distortion, in this operation, with the two hand-tight O type circles of tightly controlling, can not rotate or reverse it when time in embedded groove.
5) with tyre assembling device, according to the diameter of wheel rim, unclamp the jam nut of tyre assembling device, after the length of adjustment adjust bar, locking again, makes its two dowel bolt contact with the lock keyway position of tyre bead seat ring.Now, the collapsing length of adjust bar is adjusted to the degree suitable with the internal diameter of wheel rim.Allow the dogging of card base live the groove of wheel rim dress locking key simultaneously.Under this state, adjust the nut portion 44 of card base 40 with spanner, make thimble compress the first upper surface that unloads frame 10 and second and unload frame 20, can fix thus the position of card base 40, prevent that it is loosening.And, with the nut portion 54 of spanner adjustment dowel bolt 50, make the thimble 55 of dowel bolt 50 compress tyre bead seat ring, and adjust dowel bolt according to the size of binding ring, in the time that the space between tyre bead seat ring and wheel rim is larger, till binding ring being knocked to position with hammer.Final confined state, can be with reference to figure 9.
6) locking key is installed in the groove of wheel rim and tyre bead seat ring, adjusts tyre tube valve, check whether wheel rim is correctly installed before tyre inflating.Strict tyre bead and wheel rim are fixed.To less tyre inflating, to 75PSI, and larger tyre inflating is to 90PSI, then reduces to the cold starting pressure of recommendation.
The assembling of tire in the past mainly with crowbar etc. according to breaking tyre edge mouth and tyre bead seat ring, binding ring etc., cause making its tire blowing-by, deficency soon, tire rolls in process back and forth, inner wire and glue delamination cause rupture of tire.And use after tyre assembling device of the present invention, changing of tire easily and quickly, greatly reduce cost, and reduce because service personnel uses instrument mal and caused the possibility of damaged tyres, greatly improve the service life of the each parts of tire system, also effectively extend the service life of tire simultaneously.
The invention is not restricted to above-described embodiment, not departing from the scope of the technology of the present invention thought, can carry out various changes and modifications.Such as, be more than take scoper tire as example, structure and the application of tyre assembling device of the present invention have been described.But field of application of the present invention is not limited to this, can also be applicable to truck, engineering truck, motor omnibus, car, trac. and other various vehicles, and on other vehicle such as aircraft.
Claims (9)
1. a tyre assembling device, is characterized in that comprising:
First unloads frame, is provided with the first card base and the first dowel bolt;
Second unloads frame, is provided with the second card base and the second dowel bolt;
Adjust bar, its one end is affixed to second and unloads frame, and the other end is overlapped on described first and unloads on the base plate of frame;
Additional fixation device, in the time that the length adjustment of adjust bar is suitable length, is fixed it,
Described the first card base and the second card base are for being stuck in the lock keyway on wheel rim, and described the first dowel bolt and the second dowel bolt are used for compressing tyre bead seat ring,
Described the first card base and the second card base include L-type main body and card base bolt, L-type main body is configured to L-type hook, and the side on L-type main body top is welded with nut, card base bolt is combined with this nut, be parallel to the long limit of L-type main body, and described first unloads frame and second unloads on frame and is formed with respectively through hole, so that described L-type main body is passed.
2. tyre assembling device according to claim 1, is characterized in that in the time that the minor face of described L-type main body is stuck in the lock keyway on wheel rim, rotates described card base bolt, makes card base bolt end compress the first upper surface that unloads frame and second and unload frame.
3. tyre assembling device according to claim 2, is characterized in that described card base bolt is divided into screw rod, nut portion and thimble from top to bottom.
4. tyre assembling device according to claim 1, it is characterized in that described first unloads and set up the first dowel bolt Connection Block that is formed with tapped bore, described second unloads and sets up the second dowel bolt Connection Block that is formed with tapped bore, described the first dowel bolt is threaded with described the first dowel bolt Connection Block, and described the second dowel bolt is threaded with described the second dowel bolt Connection Block.
5. tyre assembling device according to claim 4, is characterized in that described the first dowel bolt and the second dowel bolt comprise respectively screw rod, nut portion and thimble.
6. according to the tyre assembling device described in claim 4 or 5, it is characterized in that described first unloads frame and be provided with the first micromatic setting for finely tuning the first dowel bolt Connection Block position, described second unloads frame is provided with the second micromatic setting for finely tuning the second dowel bolt Connection Block position.
7. according to the tyre assembling device described in claim 1 or 4, it is characterized in that described adjust bar is spaced from each other and parallel stock forms by plural, or formed by the sheet material that is formed with strip through hole.
8. tyre assembling device according to claim 7, it is characterized in that described additional fixation device comprises jam nut and bolt of rear end plate, described bolt of rear end plate runs through described the first base plate that unloads frame and projects upwards, and space through any two stocks or through the strip through hole of adjust bar, described jam nut is combined with described bolt of rear end plate screw thread above described adjust bar, to fix described adjust bar.
9. tyre assembling device according to claim 8, is characterized in that being also provided with pressing plate between described jam nut and described adjust bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110421923.0A CN102555668B (en) | 2011-12-15 | 2011-12-15 | Tyre assembling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110421923.0A CN102555668B (en) | 2011-12-15 | 2011-12-15 | Tyre assembling device |
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| Publication Number | Publication Date |
|---|---|
| CN102555668A CN102555668A (en) | 2012-07-11 |
| CN102555668B true CN102555668B (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110421923.0A Active CN102555668B (en) | 2011-12-15 | 2011-12-15 | Tyre assembling device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103692854B (en) * | 2013-12-16 | 2016-06-29 | 华侨大学 | Automobile spare tire automatic-exchanging system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2222082Y (en) * | 1995-06-01 | 1996-03-13 | 李晓彦 | Wrench for car wheel |
| CN2683420Y (en) * | 2004-03-24 | 2005-03-09 | 青岛港（集团）有限公司 | Large-scale tyre stripper |
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2011
- 2011-12-15 CN CN201110421923.0A patent/CN102555668B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2222082Y (en) * | 1995-06-01 | 1996-03-13 | 李晓彦 | Wrench for car wheel |
| CN2683420Y (en) * | 2004-03-24 | 2005-03-09 | 青岛港（集团）有限公司 | Large-scale tyre stripper |
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| Publication number | Publication date |
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| CN102555668A (en) | 2012-07-11 |
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