CN205871629U

CN205871629U - Rubber wheel mechanism of walking car

Info

Publication number: CN205871629U
Application number: CN201620880437.3U
Authority: CN
Inventors: 张祺; 杨悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-16
Filing date: 2016-08-16
Publication date: 2017-01-11
Anticipated expiration: 2026-08-16

Abstract

The utility model discloses a rubber wheel mechanism of walking car, leading wheel and gyro wheel below the mule carriage bottom plate is expert at in the installation, the gyro wheel install on a pair of expansion bracket through first shaft, the first bench that revolves in bottom plate bottom is installed to the expansion bracket, the leading wheel pass through the second shaft and install on the wheel carrier, the second that the wheel carrier was installed in the bottom plate bottom revolves the bench, wherein, the platform can be in bottom plate bottom rotation soon for first platform soon, second. The utility model discloses require ground environment little, only need set up the race can, far below the cost of laying of guide rail, change simultaneously and establish also fairly simple convenience, the utility model discloses have damper, can adapt to different road conditions, make rubber wheel mechanism receive ground environment's influence little, also reduced the influence of vibrations to goods on the car simultaneously.

Description

A kind of guide wheel mechanism of moving trolley

Technical field

This utility model relates to a kind of motion, is specifically related to the guide wheel mechanism of a kind of moving trolley.

Background technology

Moving trolley all has relatively broad application in each current industrial circle, is generally used to carry out raw material or product The transport of product.The feature that moving trolley has simple in construction, easy to operate, bearing capacity is strong.

The current moving trolley used in the middle of industry, its basic structure includes the guide wheel of car body and bottom.In order to promote The bearing capacity of moving trolley, typically can lay track, and use steel guide wheel on ground.But, this moving trolley needs All laying track in the scope of its activity, cost is of a relatively high, especially when road surface topographic irregularity；Changing of track sets the most not side Just.

And moving trolley is as directly advanced on ground, then can jolt very much；Guiding wheel structure is not only caused by high-frequency vibrations Damage, and be likely to the goods on car is produced impact.

Current moving trolley guide wheel is usually the most fixedly mounted, lacks the consideration to vibration facter, it is therefore desirable to A kind of can smooth running, and adapt to the guide wheel mechanism that different terrain, holistic cost are relatively low.

Summary of the invention

For above-mentioned problems of the prior art, the purpose of this utility model is, it is provided that leading of a kind of moving trolley Wheel mechanism, this mechanism can walk in and be opened in ground simple race, and it is excellent to have strong adaptability, good damping effect etc. Point.

In order to realize above-mentioned task, this utility model by the following technical solutions:

The guide wheel mechanism of a kind of moving trolley, including the directive wheel being arranged on below moving trolley base plate and roller；Described Roller is arranged on a pair expansion bracket by the first wheel shaft, and expansion bracket is arranged on the first rotation platform bottom base plate；Described leads Being arranged on wheel carrier by the second wheel shaft to wheel, wheel carrier is arranged on the second rotation platform bottom base plate；Wherein, the first rotation platform, the Two rotation platforms can be at base plate lower rotation.

Further, described directive wheel and roller are all arranged in pairs below moving trolley base plate, and wherein roller is laid in Between directive wheel, bottom roller and base plate between distance more than the distance between bottom directive wheel and base plate.

Further, described first rotation platform can set bottom base plate in the range of rotate, and second revolve platform can be the end of at Rotate in the range of 360 ° bottom plate.

Further, the first described rotation platform being provided with first connecting rod, first connecting rod connects has the first rotating disk, at base plate Bottom is distributed the first dish groove, the first dish groove outer the least interior greatly, and the first curved setting of dish groove；At the first described disk peripheral On first spring is distributed, the first spring is connected on the inwall of the first dish groove.

Further, the second described rotation platform is connected by second connecting rod and has the second rotating disk, offer bottom base plate The second dish groove that longitudinal cross-section is T-shaped, the second rotating disk is assemblied in the second dish groove.

Further, being provided with firing mount between a pair described expansion bracket, firing mount is supported on the first wheel shaft, firing mount with It is provided with the second spring between first rotation platform.

Further, described expansion bracket includes pole and the slide cartridge that be connected movable with pole, wherein pole and institute The first wheel shaft stated connects, and slide cartridge is connected with the described first rotation platform.

Further, being provided with damping device between described pole and slide cartridge, damping device includes being arranged in slide cartridge The fixed plate in portion, the movable sliding plate that is equipped with in slide cartridge, the lower surface of sliding plate by axostylus axostyle connect described in pole, sliding plate upper Surface connects fixed plate by the 3rd spring；Slide cartridge interior lower end circumferencial direction is provided with the first collar.

Further, described slide cartridge outer wall offering stopper slot vertically, connecting in pole upper end has card cylinder, card cylinder Upper end edge circumferencial direction be provided with the second collar coordinated with stopper slot, the lower end of stopper slot is provided with snap ring.

This utility model has a techniques below feature:

1. this guide wheel mechanism can apply to the bottom of all kinds of moving trolley, strong adaptability；

2. this utility model is little to ground environmental requirement, it is only necessary to offer race, far below the laying cost of guide rail, Change simultaneously and set the most fairly simple convenience；

3. this utility model has damping, adapts to different road conditions, makes guide wheel mechanism be affected by ground environment Little, also reduce vibrations to the impact of goods on car simultaneously.

Accompanying drawing explanation

Fig. 1 is overall structure schematic diagram of the present utility model；

Fig. 2 is the axial cross-sectional schematic of expansion bracket；

Fig. 3 is the structural representation of the second dish slot part on base plate；

Fig. 4 is the first rotation platform and the structural representation of the first dial portion；

Fig. 5 is the structural representation of the first dish slot part on base plate；

In figure, label represents: 1 road surface, 2 limit grooves, 3 slot rollings, 4 expansion brackets, 5 first wheel shafts, 6 rollers, 7 directive wheels, 8 second wheel shafts, 9 wheel carriers, 10 second rotation platforms, 11 base plates, 12 first rotation platforms, 13 second dishes Groove, 14 second rotating disks, 15 second connecting rods, 16 first rotating disks, 17 first springs, 18 first connecting rods, 19 first Dish groove, 20 firing mounts, 21 second springs, 41 poles, 42 slide cartridges, 43 stopper slots, 44 first collars, 45 cards Cylinder, 46 axostylus axostyles, 47 fixed plates, 48 the 3rd springs, 49 sliding plates, 410 second collars, 411 snap rings.

Detailed description of the invention

Deferring to technique scheme, as shown in Figures 1 to 5, this utility model provides the guide wheel mechanism of a kind of moving trolley, Including the directive wheel 7 being arranged on below moving trolley base plate 11 and roller 6；Described roller 6 is arranged on one by the first wheel shaft 5 To on expansion bracket 4, expansion bracket 4 is arranged on the first rotation platform 12 bottom base plate 11；Described directive wheel 7 is by the second wheel shaft 8 Being arranged on wheel carrier 9, wheel carrier 9 is arranged on the second rotation platform bottom base plate 11；Wherein, first rotation platform the 12, second rotation platform 10 can At base plate 11 lower rotation.

This structure of this utility model design, has two set walking mechanisms in the bottom of moving trolley base plate 11, a set of for leading To wheel 7, play guide effect, another set of for roller 6, primarily serve support and walking effect.Directive wheel 7 and roller 6 are in walking All being arranged in pairs below car bottom plate 11, i.e. bottom a moving trolley, road wheel and directive wheel 7 are even numbers；Wherein roller 6 cloth Be located between directive wheel 7, bottom roller 6 and base plate 11 between distance more than the distance between bottom directive wheel 7 and base plate 11, So being disposed to make directive wheel 7 substantially be not subject to weight, only serve the effect of guiding, roller 6 then uses pneumatic tire, Itself has cushioning effect, also primarily serves the supporting role to overall weight.

In the present embodiment, the operation of moving trolley for convenience, road surface 1 is offered and has coordinated with roller 6 and directive wheel 7 Slot rolling 3 and limit groove 2, wherein slot rolling 3 is relatively deep.Thus on road surface 1, whole moving trolley can be made along the direction set Running, relatively lay track and compare, this mode of grooving is the most simpler, and the planarization of road pavement 1 does not has the highest requirement.

In view of damping factor in this programme, the roller 6 primarily serving supporting role utilizes expansion bracket 4 to install. Expansion bracket 4 upper end is connected on the first rotation platform 12, first rotation platform 12 sets bottom base plate 11 in the range of rotation, i.e. base plate 11 It is limited that bottom is available for the revolution space of the first rotation platform 12, and its rotating range is in the range of ± 30 °.Such setting is to examine If considered to running into the situations such as turning, the wheel face of roller 6 is needed to deflect to offset steering force.Expansion bracket 4 uses elasticity to stretch The mode of contracting, plays cushioning effect.

Concrete a kind of structure limiting the first rotation platform 12 rotating range may is that and is provided with first connecting rod on the first rotation platform 12 18, first connecting rod 18 connects the first rotating disk 16, and first dish groove 19 is distributed bottom base plate 11, and the first dish groove 19 is outer little interior Greatly, little part is passed through for first connecting rod 18, and big part accommodates the first rotating disk 16；And the first curved setting of dish groove 19, I.e. first rotating disk 16 can slide in the scope of this arc, to change the angle of wheel face；At the first described rotating disk 16 circle First spring 17 is distributed on week, and the first spring 17 is connected on the inwall of the first dish groove 19, and the first spring 17 plays restriction and turns The dynamic effect with auxiliary reset.

As it is shown in figure 1, be provided with firing mount 20 between described a pair expansion bracket 4, firing mount 20 is supported on the first wheel shaft 5, Being provided with the second spring 21 between firing mount 20 and the first rotation platform 12, this structure is primarily to coordinate expansion bracket 4 to carry out bullet Property damping.

As in figure 2 it is shown, expansion bracket 4 includes pole 41 and the slide cartridge 42 that be connected movable with pole 41, wherein pole 41 Being connected with the first described wheel shaft 5, slide cartridge 42 is connected with the described first rotation platform 12.Specifically, between pole 41 and slide cartridge 42 Being provided with damping device, damping device includes the fixed plate 47 being arranged within slide cartridge 42, movable in slide cartridge 42 is equipped with cunning Dish 49, the lower surface of sliding plate 49 connects described pole 41 by axostylus axostyle 46, and the upper surface of sliding plate 49 is by the 3rd spring 48 even Connect fixed plate 47；Being provided with the first collar 44 on slide cartridge 42 interior lower end circumferencial direction, the first collar 44 plays restriction effect, Prevent sliding plate 49 in motion from slipping from the lower end of slide cartridge 42.

It addition, in order to ensure that slide cartridge 42 and pole 41 are offered in the stability axially engaged, slide cartridge 42 outer wall vertically Limited location groove 43, connects in pole 41 upper end and has card cylinder 45, and the upper end edge circumferencial direction of card cylinder 45 is provided with joins with stopper slot 43 The second collar 410 closed, the second collar 410 is assemblied in stopper slot 43, and the lower end of stopper slot 43 is provided with snap ring 411, prevents Second collar 410 slips.

Install directive wheel 7 second rotation platform 10 can 360 ° of rotations, to guide in different positions.On second rotation platform 10 Connected by second connecting rod 15 and have the second rotating disk 14, bottom base plate 11, offer the second dish groove 13 that longitudinal cross-section is T-shaped, the Two rotating disks 14 are assemblied in the second dish groove 13, to realize the freely rotatable of directive wheel 7.

Claims

1. the guide wheel mechanism of a moving trolley, it is characterised in that include the directive wheel (7) being arranged on moving trolley base plate (11) lower section And roller (6)；Described roller (6) is arranged on a pair expansion bracket (4) by the first wheel shaft (5), and expansion bracket (4) is arranged on In first rotation platform (12) of base plate (11) bottom；Described directive wheel (7) is arranged on wheel carrier (9) by the second wheel shaft (8), wheel Frame (9) is arranged in the second rotation platform (10) of base plate (11) bottom；Wherein, first rotation platform (12), second rotation platform (10) can be the end of at Plate (11) lower rotation.

2. the guide wheel mechanism of moving trolley as claimed in claim 1, it is characterised in that described directive wheel (7) and roller (6) exist Moving trolley base plate (11) lower section is all arranged in pairs, and wherein roller (6) is laid between directive wheel (7), roller (6) and base plate (11) Distance between Di Bu is more than the distance between directive wheel (7) and base plate (11) bottom.

3. the guide wheel mechanism of moving trolley as claimed in claim 1, it is characterised in that the first described rotation platform (12) can be at base plate (11) rotate in the range of the setting of bottom, and the second rotation platform (10) can rotate in the range of 360 °, base plate (11) bottom.

4. the guide wheel mechanism of moving trolley as claimed in claim 1, it is characterised in that be provided with in the first described rotation platform (12) First connecting rod (18), first connecting rod (18) connects the first rotating disk (16), first dish groove (19) is distributed in base plate (11) bottom, First dish groove (19) the least interior greatly, and the first dish groove (19) curved setting；Described the first rotating disk (16) circumference is distributed The first spring (17), the first spring (17) is had to be connected on the inwall of the first dish groove (19).

5. the guide wheel mechanism of moving trolley as claimed in claim 1, it is characterised in that by the in the second described rotation platform (10) Two connecting rods (15) connect the second rotating disk (14), offers, in base plate (11) bottom, the second dish groove (13) that longitudinal cross-section is T-shaped, Second rotating disk (14) is assemblied in the second dish groove (13).

6. the guide wheel mechanism of moving trolley as claimed in claim 1, it is characterised in that set between described a pair expansion bracket (4) Being equipped with firing mount (20), firing mount (20) is supported on the first wheel shaft (5), is provided with the between firing mount (20) and the first rotation platform (12) Two springs (21).

7. the guide wheel mechanism of moving trolley as claimed in claim 1, it is characterised in that described expansion bracket (4) includes pole And the slide cartridge (42) that be connected movable with pole (41) (41), wherein pole (41) is connected with described the first wheel shaft (5), sliding Cylinder (42) is connected with the described first rotation platform (12).

8. the guide wheel mechanism of moving trolley as claimed in claim 7, it is characterised in that described pole (41) and slide cartridge (42) it Between be provided with damping device, damping device includes being arranged on the fixed plate (47) that slide cartridge (42) is internal, movable in slide cartridge (42) Being equipped with sliding plate (49), the lower surface of sliding plate (49) is by the pole (41) described in axostylus axostyle (46) connection, the upper table of sliding plate (49) Face connects fixed plate (47) by the 3rd spring (48)；Slide cartridge (42) interior lower end circumferencial direction is provided with the first collar (44).

9. the guide wheel mechanism of moving trolley as claimed in claim 7, it is characterised in that on described slide cartridge (42) outer wall vertically Offering stopper slot (43), connecting in pole (41) upper end has card cylinder (45), the upper end edge circumferencial direction of card cylinder (45) to be provided with The second collar (410) coordinated with stopper slot (43), the lower end of stopper slot (43) is provided with snap ring (411).