CN2091238U - Automatic dismounting unit for driving wheel - Google Patents

Abstract

The utility model provides an automatic dismounting unit for assembling and disassembling wheels. The structure of the utility model is characterized in that a fixing catch plate is connected to a steel plate of a car body. Then a vertical rod as a fixed axle is installed on the fixing catch plate. A movable sleeve on the outward stretched end of the vertical rod is connected to a swing rod. A movable sleeve on the lower end of the swing link is connected to a cross rod. One end of the cross rod is plug-in connected to the inserting hole of a transposer with fixed force or a casing tube which has functions of automatically setting clamping force and springing out. One end of the casing tube is sleeve clamped on a nut. A driving wheel is suspended by a jack, and slowly rotates. When the driving wheel rotates, the cross rod and the swing rod follow the movement of the casing tube which is buckled with the nut of the driving wheel. So that the nut is screwed off or on. The utility model is a convenient, practical, efficient and labor-saving wheel dismounting unit.

Description

Automatic dismounting unit for driving wheel

The utility model relates to a kind of dismounting apparatus, the automatic replacer of drive wheel that particularly a kind of dismounting wheel is used.

At present, in traffic, the transport vehicle dismounting of wheel all by original tire sleeve pipe and crowbar as dismantling devices, not only inefficiency, labour intensity are big to use this dismantling devices dismounting wheel, and directly influence the unobstructed of transportation-production and road, have reduced the operating efficiency of vehicle.Because owing to reasons such as the etch of the jolting of road, wind and rain and bands, the dismounting of wheel often will take place, and wheel of every replacing, will twist and tear many bolts open, particularly along with increasing, the wheel of bogie tonnage are also increasing, thereby change of wheels become the problem that drivers have a headache the most, and especially in the operation process of going out, this problem is more outstanding.Though fleet that has or vehicle salvage shop adopt motor machine to put the tire of big specification, but this dismounting can only realize in minority place and unit, and most of vehicle, the vehicle of particularly going out can't be accomplished this point, the development of this phenomenon and Modern Traffic transportation is extremely disproportionate, is to be badly in need of changing.

The purpose of this utility model just is to overcome the existing in prior technology shortcoming and defect, and provide a kind of power of automobile that uses own that outstanding drive wheel is rotated, the automatic replacer of drive wheel of nut being pulled down fast one by one or being tightened by a connecting rod mechanism and Ding Li transposer.

The realization of the purpose of this utility model is by connect a fixing chuck plate on the car body steel plate, see Fig. 1, and then vertical rod is installed on the fixing chuck plate as anchor shaft, outer spy end movable sleeve in vertical rod connects fork, the activity of fork lower end interlocks a cross bar, cross bar one end is inserted and is connected in the jack of deciding power transposer or sleeve pipe with predetermincd tension setting and automatic ejection function, sleeve pipe one end cover is stuck on the nut, by very heavy drive wheel has been hanged and slow rotation, in the wheel process, cross bar and fork be with driven synchronously with the sleeve pipe of wheel body nut retaining ring, thereby nut is withdrawed from or be screwed into, and is a kind of convenient and practical, the laborsaving replacer of drive wheel efficiently.

Owing to the utility model utilized the connecting rod principle dexterously and behind fastening nut, can eject automatically enter next station decide the power transposer, thereby make wheel bolt pull down or tighten the semi-automatic level that can realize that reached with wheel, both improved the disassemble and assemble work efficient of several times, greatly reduced labour intensity again, also improved car operation efficient simultaneously, reduced road congestion.In addition,,, thereby under any circumstance all can realize the dismounting operation, have bigger comformability without any need for outer power because its dismounting is to rely on automobile self prime power to realize.Cross bar and vertical rod all are sleeve pipes of the company of inserting temporarily, thereby each in addition all assembly or take apart soon between part, therefore, going out, it is very convenient to carry, cross bar and vertical rod length can be adjusted at any time by the needs of the wheel of different size in addition, so have bigger applicable area and good practicability and economic effects.

Concrete structure of the present utility model is to be provided by following embodiment and accompanying drawing thereof.

Fig. 1 is that the utility model solid connects and composes schematic diagram.

Fig. 2 decides power transposer structure cutaway view among Fig. 1.

Fig. 3 is the A-A cutaway view of Fig. 2.

Fig. 4 is the three-dimensional structure diagram of Fig. 1 middle sleeve.

Fig. 5 is and the matching used cover parent structure of Fig. 4 screw figure.

Fig. 6 is that the B of Fig. 4 is to view.

Be described in detail below in conjunction with 1～6 pair of concrete structure of the present utility model of accompanying drawing.

On the car body steel plate, be connected with a fixing chuck plate 1, be connected with an outer vertical rod 2 of visiting on the fixing chuck plate 1, vertical rod 2 terminal movable sleeves are connected with fork 3, fork 3 other end movable sleeves are connected with cross bar 4, cross bar 4 other ends are inserted with the jack of deciding power transposer 5 or sleeve pipe 6 and are connected, the sleeve pipe other end and the nut 7a retaining ring that hangs the wheel 7 that props up and rotate, cross bar 4 and vertical rod 2 are to be connected to form by the plug in sleeve pipe of two mutual covers.See Fig. 1

Constructional feature of the present utility model also is:

A: twist with overcoat 5b one end of deciding power transposer 5 of sleeve pipe 6 insertings and to be connected with the grafting cover 5a that a right-hand member has connection-peg 5k, the movable shifting axle 5c stage casing outer cover that is contained in the cover 5a that pegs graft of visiting is equipped with spring 5d, shifting axle 5c left side section is outside to have one to reverse cover 5h with overcoat 5b is connected and fixed, reverse that card is placed with the bearing pin 5g of captiveing joint with shifting axle 5c in the two symmetrical V-arrangement chute 5f of cover 5h, overcoat 5b circumferentially is connected with an evagination and jack 5j cross bar 4 companies of inserting; See Fig. 2 and Fig. 3

B: an end with decide power transposer 5 sleeves, the other end and the slotting section 6a that connects that is respectively had a diameter greater than its stage casing by the two ends of the sleeve pipe 6 of nutting 7a retaining ring, one insert to connect have on the section 6a one with the nut 7a hexagonal internal bore 6b of retaining ring mutually, another insert to connect has one to insert rectangle endoporus 6d even with the plug 5k that decide power transposer 5 on section 6a, two inserting section 6a circumferentially all have a jack 6c who insert to connect mutually with cross bar 4, matching with hexagonal internal bore 6b, what use is an outer hexagon that is, in the cover mother 10 of rectangular opening 10a is arranged; See Fig. 4～6

C: there is a block plate 51 in the left side that is set in the spring 5d in shifting axle 5c stage casing.See Fig. 2

Constructional feature of the present utility model also is:

A: spring 5d right side contacts mutually with the cover 5a medial surface of pegging graft, and spring 5d left side contacts mutually with shifting axle 5c left side section major diameter end face; See Fig. 2

B: overcoat 5b with reverse cover 5h and be connected and fixed by pin or screw or rivet 5e; See Fig. 2

C: sleeve pipe 6 parallels with vertical rod 2 axis, cross bar 4, vertical rod 2 all have two sections sleeves of two-phase interfix cover to constitute, its per two sections Guan Jun connect locking by locknut 8 or unscrew and regulate its axial length, fork 3 upper ends are sleeved on vertical rod 2 outer spy ends and by nut 9 axial limitings, fork 3 lower end sleeves are in cross bar right-hand member pore and by nut 9 axial limitings.See Fig. 1

Principle of work of the present utility model is:

When needs are torn wheel open, earlier prop the wheel that to tear open with jack, fixing chuck plate 1 and car body steel plate are fixed, reconnect vertical rod 2 and fork 3, then cross bar 4 left ends are inserted among the jack 6c of sleeve pipe 6, this moment car is hung up and advance one grade and make its slow rotation, entangle nut 7a with sleeve pipe 6 other ends, hand rest is lived sleeve pipe 6, along with wheel, sleeve pipe 6 also rotates, and cross bar 4 moves up and down about then, and fork 3 is around vertical rod 2 rotation back and forth, nut 7a then constantly screws out from bolt, one back out after, again with sleeve pipe 6 retaining rings on another nut, till all bolts are all unloaded.Because fork and adjacent two part in addition is that activity interlocks, at it a little gap is arranged also axially, thereby in the driven process, stuck phenomenon can not take place with wheel in this mechanism.If twist the nearside wheel be with double rear wheel, then, can twist the nut or the bolt that overlap the inboard wheel that has rectangle spiral shell head packing among the hexagonal internal bore 6b with sleeve pipe 6 matched covers female 10.

When need are put wheel and during fastening nut 7a, can use with sleeve pipe 6 insertings deciding power transposer 5, at this moment, cross bar 4 left ends then directly be inserted among the spliced eye 5j and one get final product with nut locking, other installation method is the same, one by one nut 7a is twisted earlier then and be set on the bolt, then car is hung reverse gear and made its slow rotation, live nut with sleeve pipe 6 one end retaining rings, it is constantly screwed, when nut is just tightened, sleeve pipe 6 and with its deciding of insert connecting power transposer 5 is subjected to the resisting moment influence and can not be free with wheel, and this moment, wheel also rotated, therefore under cross bar 4 effects, decide 6 pairs of nuts of power transposer 5 and sleeve pipe and produce a moment identical with tightening direction, make it continue to screw, and meanwhile, a counter torque also acts on by overcoat 5b to be reversed on the cover 5h, make 5h take place circumferentially to rotate, because reversing cover itself and overcoat fixes and can not self rotate, thereby make to be arranged in and reverse cover V-arrangement chute 5f and connect with shifting axle 5c that solid lock shaft 5g retires along V-arrangement chute inclined-plane and compression spring 5d to the right, when the screw-down torque of spring force when tightening nut, spring can be released shifting axle 5c left suddenly vertically, make and decide also ejection left of power transposer 5, disengaging engages with sleeve pipe 6.At this moment, nut is also tightened just, has played the effect of deciding the power transposition.Spring force is that the big I of nut screwing clamping power is adjusted by the length of thread that peg graft cover 5a and overcoat 5b axially screw in.Because the ingenious setting of V-arrangement chute and spring is arranged, can make the predetermincd tension of each nut identical, improved assembly quality, also can carry out the transposition of next station simultaneously by means of deciding the power transposer to eject.

As the front-wheel of no propulsive effort or when automobile stops burning or driving engine breaks down and do not have under the motive situation, also can be supporting and carry out manual dismounting by the sleeve pipe in the utility model and cross bar.The big I of sled power reaches by the change of cross bar pulling-down length.

The length of each point can be adjusted by the pulling-down of vertical rod, cross bar during mounting or dismounting, thereby uses adjusting very convenient, carries when depositing, can be with cross bar, and segmentation dress band is taken in vertical rod apart.

Therefore the utility model is a kind of convenient and practical, simple in structure, and convenient and strength-saving automatic replacer is the thing of the indispensability of automotive servicing, is numerous drivers' best assistant.

Claims (3)

1, the automatic replacer of a kind of drive wheel, it is characterized in that: on the car body steel plate, be connected with a fixing chuck plate 1, be connected with an outer vertical rod 2 of visiting on the fixing chuck plate 1, vertical rod 2 terminal movable sleeves are connected with fork 3, fork 3 other end movable sleeves are connected with cross bar 4, cross bar 4 other ends insert to connect with the jack of decide power transposer 5 or sleeve pipe 6, the nut 7a retaining ring of the sleeve pipe other end and outstanding and the wheel 7 that rotates, cross bar 4 and vertical rod 2 be by two mutually the plug in sleeve pipes of cover be connected to form.

2, according to the automatic replacer of the described drive wheel of claim 1, it is characterized in that:

A: twist with overcoat 5b one end of deciding power transposer 5 of sleeve pipe 6 insertings and to be connected with the grafting cover 5a that a right-hand member has connection-peg 5k, the movable shifting axle 5c stage casing outer cover that is contained in the cover 5a that pegs graft of visiting is equipped with spring 5d, shifting axle 5c left side section is outside to have one to reverse cover 5h with overcoat 5b is connected and fixed, reverse that card is placed with the bearing pin 5g of captiveing joint with shifting axle 5c in the two symmetrical V-arrangement chute 5f of cover 5h, overcoat 5b circumferentially is connected with an evagination and jack 5j cross bar 4 companies of inserting;

B: an end with decide power transposer 5 sleeves, the other end and the slotting section 6a that connects that is respectively had a diameter greater than its stage casing by the two ends of the sleeve pipe 6 of nutting 7a retaining ring, one insert to connect have on the section 6a one with the nut 7a hexagonal internal bore 6b of retaining ring mutually, another insert to connect has one to insert rectangle endoporus 6d even with the plug 5k that decide power transposer 5 on section 6a, two inserting section 6a circumferentially all have a jack 6c who insert to connect mutually with cross bar 4, matching with hexagonal internal bore 6b, what use is an outer hexagon that is, in the cover mother 10 of rectangular opening 10a is arranged;

C: there is a block plate 51 in the left side that is set in the spring 5d in shifting axle 5c stage casing.

3, according to the automatic replacer of the described drive wheel of claim 2, it is characterized in that:

A: spring 5d right side contacts mutually with the cover 5a medial surface of pegging graft, and spring 5d left side contacts mutually with shifting axle 5c left side section major diameter end face;

B: overcoat 5b with reverse cover 5h and be connected and fixed by pin or screw or rivet 5e;

C: sleeve pipe 6 parallels with vertical rod 2 axis, cross bar 4, vertical rod 2 all have two sections sleeves of two-phase interfix cover to constitute, its per two sections Guan Jun connect locking by locknut 8 or unscrew and regulate its axial length, fork 3 upper ends are sleeved on vertical rod 2 outer spy ends and by nut 9 axial limitings, fork 3 lower end sleeves are in cross bar right-hand member pore and by nut 9 axial limitings.

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