CN204508719U - A kind of tipping device and there is its fork truck - Google Patents
A kind of tipping device and there is its fork truck Download PDFInfo
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- CN204508719U CN204508719U CN201420866479.2U CN201420866479U CN204508719U CN 204508719 U CN204508719 U CN 204508719U CN 201420866479 U CN201420866479 U CN 201420866479U CN 204508719 U CN204508719 U CN 204508719U
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- connecting rod
- hanger
- reach
- tumbling
- fork
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Abstract
The utility model discloses a kind of tipping device and there is its fork truck, comprise the accessory be installed in rotation on by rotating shaft (5) on fork arm, also comprise hanger of tumbling (3) and be arranged on the upper connecting rod mechanism driving described accessory to tumble of hanger of tumbling (3), connecting rod mechanism is double rocker mechanism, the rotational angle of connecting rod is larger, accessory is driven by connecting rod, adds the flip angle of accessory, tumbles for 90 ° that realize accessory; Another by long bar linkage structure, make hydraulic system pipeline away from carrying region, hydraulic system pipeline and joint are played a protective role.
Description
Technical field
The utility model belongs to engineering truck technical field, particularly relates to a kind of tipping device and has its fork truck.
Background technology
Current fork truck is tumbled technology mainly the tumbling of pallet fork,
Realizing in process of the present invention, contriver finds that prior art at least exists following problem: 1. tumble scraper bowl and tipping tool tip-over angle limited, as bucket of tumbling for the integral type of fork truck, tip-over angle can only upwards be tumbled 45 °, 50 ° can only be overturn downwards, tipping tool in present industry generally can only be tumbled forward 45 °, tumbles 50 ° backward, and the anglec of rotation can not meet a barrel demand for the liquid pouring of class accessory.2. completing lean forward and manipulation space that hypsokinesis needs larger, can not use in little space situations, when be fitted with tumble bucket time, pallet fork fork picking thing cannot be used.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of fork truck that can realize 90 ° of tipping devices of tumbling and have it.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of tipping device, comprise the accessory be installed in rotation on by rotating shaft on fork arm, also comprise and tumble hanger and be arranged on the connecting rod mechanism that hanger of tumbling drives described accessory to tumble
Described hanger of tumbling is fixedly connected with goods shelf assembly;
Described connecting rod mechanism comprises first connecting rod, second connecting rod and double leval jib, and described double leval jib one end is fixedly connected with rotating shaft, the other end and second connecting rod one end hinged; The described second connecting rod other end and first connecting rod one end hinged, described first connecting rod is hinged with hanger of tumbling, and hanger of tumbling is provided with and drives the first connecting rod other end thus make first connecting rod at the driver train that hanger rotates of tumbling;
Described first connecting rod, second connecting rod and double leval jib are metal material.
Described goods shelf assembly is connected with car body.
A kind of fork truck, has above-mentioned tipping device.
A technical scheme tool in technique scheme has the following advantages or beneficial effect, and the rotational angle of each connecting rod of connecting rod mechanism is comparatively large, and accessory is driven by connecting rod, adds the flip angle of accessory, tumbles for 90 ° that achieve accessory; Another by long bar linkage structure, make hydraulic system pipeline away from carrying region, hydraulic system pipeline and joint are played a protective role; By the action of disassembling motion into each connecting rod, the activity space of each bar of connecting rod mechanism is all little, and therefore entirety also reduces the demand of operational space.
Accompanying drawing explanation
The structural representation of tipping device of Fig. 1 for providing in the utility model embodiment;
Fig. 2 is the reach status architecture schematic diagram of the pallet fork of the tipping device of Fig. 1;
Fig. 3 is the rollover conditions structural representation of the bucket of the tipping device of Fig. 1;
Mark in above-mentioned figure is: 1, first connecting rod, and 2, double leval jib, 3, hanger of tumbling, 4, dump ram, 5, rotating shaft, 6, door frame assembly, 7, move forward hanger, and 8, goods shelf assembly, 9, third connecting rod, 10, move forward oil cylinder, and 11, pallet fork, the 12, the 5th connecting rod, 13, reach fork assembly, 14, connecting plate, 15, base, 16, mount pad, 17, bucket, 18, second connecting rod.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment one
See Fig. 1, a kind of tipping device, comprise the accessory be installed in rotation on by rotating shaft 5 on fork arm, this accessory is bucket 17, also comprises tumble hanger 3 and connecting rod mechanism, and connecting rod mechanism to be arranged on hanger 3 of tumbling and bucket 17 can be driven to tumble.
Hanger 3 of tumbling is fixedly connected with goods shelf assembly 8.
Connecting rod mechanism comprises first connecting rod 1, second connecting rod 18 and double leval jib 2, the double leval jib 2 one end and is fixedly connected with rotating shaft 5, the other end and second connecting rod 18 one end hinged; Second connecting rod 18 other end and first connecting rod 1 one end hinged, first connecting rod 1 is hinged with hanger 3 of tumbling, and hanger 3 of tumbling is provided with and drives first connecting rod 1 other end thus make first connecting rod 1 at the driver train that hanger 3 rotates of tumbling.
Adopt connecting rod mechanism, the rotational angle of connecting rod is comparatively large, and bucket 17 is driven by connecting rod, adds bucket 17 flip angle, tumbles for 90 ° that achieve bucket 17.
Rotating shaft 5 one end is fixedly connected with double leval jib 2, and the other end is fixedly connected with bucket 17, through the through hole on fork arm in the middle part of rotating shaft 5, and can rotate in through hole.When double leval jib 2 drives rotating shaft 5 to rotate on fork arm, rotating shaft 5 drives the bucket 17 of the other end to tumble.
Further, driver train is dump ram 4, and the cylinder seat of dump ram 4 is hinged with hanger 3 of tumbling, and piston rod and the first connecting rod 1 of dump ram 4 are hinged.Driver train also can adopt other type of drive, as cylinder etc.
The dimensional characteristic of this connecting rod mechanism should meet following condition:
Connecting rod mechanism is double rocker mechanism, and first connecting rod 1 and double leval jib 2 are two rocking bars of this mechanism, and propulsive effort passes to first connecting rod 1 by the hydrostatic drive power of dump ram 4.Second connecting rod 18 is connecting rod rest, and the center of turn of hanger 3 of tumbling and the center of turn of rotating shaft 5 are frame, and its length is hereinafter referred to as L, and each rocking bar in double rocker mechanism can not rotate 180 ° or 360 °.
L2+L > L1+L18, as shown in Figure 3, meets double rocker mechanism requirement.
This range of sizes should according to the actual requirements with the stroke of oil cylinder, and be satisfied with above-mentioned formula.
The working process that bucket 17 is tumbled is as follows:
Tumble: bucket 17 with the fork arm of pallet fork 11 for fulcrum and pivot point, connecting rod mechanism and dump ram 4 form the tilting mechanism of one group of bucket 17, to tumble the fulcrum of hanger 3 lower end as first connecting rod 1, be connected by bearing pin with in the middle part of first connecting rod 1, when hydraulic oil is by dump ram 4 joint oil-feed, piston rod in dump ram 4 stretches out, first connecting rod 1 is driven to rotate around bearing pin, one end upward movement that first connecting rod 1 is connected with second connecting rod 18, first connecting rod 1 pulls second connecting rod 18, second connecting rod 18 drives double leval jib 2, double leval jib 25 rotates around the shaft, due to rotating shaft 5 respectively with double leval jib 2, bucket 17 is fixedly connected with, rotating shaft 5 is rotated, and drive bucket 17 to tumble.By controlling the oil inlet quantity of dump ram 4, changing the distance that piston rod stretches out, thus changing the stroke of each bar, realizing bucket 17 tumbling within the scope of 0 °-90 °, as shown in Figure 3.
Return: when hydraulic oil is by dump ram 4 joint oil return, piston rod in dump ram 4 shrinks, first connecting rod 1 is driven to rotate around bearing pin, one end that first connecting rod 1 is connected with second connecting rod 18 moves downward, and first connecting rod 1 promotes second connecting rod 18, and second connecting rod 18 drives double leval jib 2, double leval jib 25 rotates around the shaft, because rotating shaft 5 is fixedly connected with double leval jib 2, bucket 17 respectively, rotating shaft 5 is rotated, and drives bucket 17 to return to erectility from rollover conditions.
Adopt connecting rod mechanism, connecting rod mechanism is double rocker mechanism, and the rotational angle of connecting rod is comparatively large, and bucket 17 is driven by connecting rod, adds bucket 17 flip angle, tumbles for 90 ° that achieve bucket 17.Another by long bar linkage structure, make hydraulic system pipeline away from carrying region, hydraulic system pipeline and joint are played a protective role.By the action of disassembling motion into each connecting rod, the activity space of each bar of connecting rod mechanism is all little, and therefore entirety also reduces the demand of operational space, the interior use of stove being applicable to little space or high temperature of tumbling.
Tumble hanger 3 as supporting mechanism, and first connecting rod 1 and dump ram 4 are installed in tumbles on hanger 3.Hanger 3 of tumbling is positioned on goods shelf assembly 6, and goods shelf assembly 6 is connected with car body.Dump ram 4 as main power plant is arranged on tumbles on hanger 3, and dump ram 4, away from carrying region, plays the protective effect to dump ram 4.Further, the rotating shaft 5 of bucket 17 is positioned at outside, and hanger 3 of tumbling is positioned at goods shelf assembly 8 side and position is corresponding with rotating shaft 5, is convenient to the rotating shaft 5 manipulating bucket 17.
Embodiment two
The present embodiment is the further improvement made on the basis of embodiment one, and the part identical with embodiment one with reference to embodiment one, can not repeat them here.Tipping device also has the function that article got by fork, is realized by following structure:
Goods shelf assembly 8 is provided with pallet fork 11, pallet fork 11 is set with the reach fork assembly 13 that can move forward and backward.Reach fork assembly 13 is hollow structure, and pallet fork 11 stretches in the cavity of reach fork assembly 13, and reach fork assembly 13 can slide on pallet fork 11.
On reach fork assembly 13, slip cap is equipped with base 15, and base 15 is provided with through hole, and reach fork assembly 13 passes through hole and can slide in through hole.
Base 15 is fixed with mount pad 16, mount pad 16 can mode with bolts or welding be fixed on mount pad 16.The rotating shaft 5 of bucket 17 is installed in rotation on mount pad 16, and mount pad 16 is provided with through hole, and rotating shaft 5 also can be rotated through through hole in through hole.Can arrange bearing seat on mount pad 16, rotating shaft 5 is connected with mount pad 16 by bearing, reduces the resistance that rotating shaft 5 is subject in rotation process, is more convenient to the rotation of rotating shaft 5, thus is convenient to tumbling of bucket 17.
Base 15 is sleeved on reach fork assembly 13 slidably, bucket 17 is arranged on the mount pad 16 on base 15, make to move forward in fork assembly 13 slide anteroposterior process, base 15 can relatively move forward fork assembly 13 slide, namely reach fork assembly 13 slides and base 15 is motionless, and the position being therefore arranged on the bucket 17 on mount pad 16 also can not change.Meanwhile, bucket 17 also can not have influence on the slide anteroposterior of reach fork assembly 13.Simultaneously can pitch picking thing when not pulling down bucket 17, when not changing any device, meeting same fork truck and to tumble the double function of object and fork picking thing.
Further, drive reach fork assembly 13 to move forward and backward by connecting rod mechanism, thus article got by fork.Connecting rod mechanism is arranged on reach hanger 7, and reach hanger 7 is fixedly connected with goods shelf assembly 8.
Connecting rod mechanism comprises third connecting rod 9 and the 5th connecting rod 12, third connecting rod 9 one end with reach hanger 7 hinged, the other end and the 5th connecting rod 12 one end hinged; It is hinged that assembly 13 is pitched in 5th connecting rod 12 other end and reach; Connecting rod mechanism also comprises the actuating unit of driving the 5th connecting rod 12.
Further, actuating unit is reach oil cylinder 10, and the cylinder seat of reach oil cylinder 10 is hinged with reach hanger 7, and the piston rod of reach oil cylinder 10 is articulated with the 5th connecting rod 12 near middle, and actuating unit also can adopt other type of drive, as cylinder etc.
Reach oil cylinder 10 is arranged on reach hanger 7, away from carrying region, plays the protective effect to reach oil cylinder 10.
The working process of fork picking thing is as follows:
Reach: the 5th connecting rod 12 lower end and reach pitch assembly 13 by pinned connection, reach fork assembly 13 is sleeved on pallet fork 11, and with pallet fork 11 for the motion of guide rail accomplish linear.When hydraulic oil is by reach oil cylinder 10 joint oil-feed, reach oil cylinder 10 promotes in the middle part of the 5th connecting rod 12,5th connecting rod 12 one end hinged with third connecting rod 9 drives third connecting rod 9, third connecting rod 9 rotates around reach hanger 7, it is protruding that one end that assembly 13 is connected pitch in 5th connecting rod 12 and reach, promotes to move forward to pitch assembly 13 and travel forward.The motion of the connecting rod mechanism formed by third connecting rod 9, the 5th connecting rod 12 and reach oil cylinder 10, the relative pallet fork 11 of reach fork assembly 13 that pushing set is contained on pallet fork 11 moves forward, the front end protuberate basic unit 15 of reach fork assembly 13, realize the reach of reach fork, as shown in Figure 2, reach fork fork picking thing.
After move: reach oil cylinder 10 joint oil return time, reach oil cylinder 10 pulls in the middle part of the 5th connecting rod 12,5th connecting rod 12 one end hinged with third connecting rod 9 drives third connecting rod 9, third connecting rod 9 around reach hanger 7 toward back rotation, 5th connecting rod 12 and reach are pitched one end that assembly 13 is connected and are inwardly shunk, pull reach fork assembly 13 back to move, move after achieving reach fork, reach fork departs from goods.
Further, reach fork assembly 13 can be set to multi-stage mechanism, and be made up of multistage retractable rod, improve the movable distance of reach fork, demand got by the fork meeting the article of large-size.
Further, goods shelf assembly 8 is provided with connecting plate 14, and connecting plate 14 one end is fixedly connected with goods shelf assembly 8, and the other end is fixedly connected with base 15.The position of bucket 17 is determined by the length of connecting plate 14.The position of base 15 on reach fork assembly 13 is limited by connecting plate 14.Connecting plate 14 one end is connected with fixing goods shelf assembly 8, and the other end is fixedly connected with base 15, is equivalent to the position of base 15 to fix.Base 15 is sleeved on reach fork assembly 13 slidably, changes the length of connecting plate 14, can change the position of base 15 on reach fork assembly 13 being fixed on connecting plate 14 other end, thus change the position of the bucket 17 be arranged on mount pad 16.
Further, the hanger 7 that moves forward is positioned in the middle part of goods shelf assembly 8.The connecting rod mechanism of advancing mechanism is positioned in the middle part of goods shelf assembly 8, and is connected with the middle part of pitching assembly 13 that moves forward.When connecting rod mechanism movement, reach fork assembly 13 in the middle part of stressed, stressed evenly, pallet fork is more reliable and more stable in translation motion.
As the embodiment of other distortion, the accessory of object of tumbling also can be tumbled or the object of rotation process for other forms of needs, as scraper bowl etc., different functions is realized by changing corresponding accessory, structure only needs change accessory, other structures all need not change, and therefore all have advantage and the beneficial effect of said structure.Accessory and rotating shaft detouchable connection mode can be adopted, as bolt connects or clamping, be convenient to the replacing of various different accessory.
After adopting above-mentioned structure, adopt connecting rod mechanism, connecting rod mechanism is double rocker mechanism, and the rotational angle of connecting rod is comparatively large, and accessory is driven by connecting rod, adds the flip angle of accessory, tumbles for 90 ° that realize accessory.Connecting rod mechanism stable connection, reliably limits position and the angle of accessory, and ensure fork truck operationally, the goods in accessory is not easy to trickle down.
With door frame assembly 6 and goods shelf assembly 8 for agent structure, two groups of connecting rod mechanisms are set respectively and realize the reach fork reach of assembly 13 and two functions of tumbling of accessory, picking thing can be pitched when not pulling down accessory simultaneously, do not need to change two kinds of functions that device can meet tipping tool and fork picking thing simultaneously, realize the integrated function of tumbling of reach and accessory, do not need manual operation, ensure the safety of operating personal.
Another by long bar linkage structure, make hydraulic system pipeline away from carrying region, hydraulic system pipeline and joint are played a protective role.By the action of disassembling motion into each connecting rod, the activity space of each bar of connecting rod mechanism is all little, and therefore entirety also reduces the demand of operational space.
The utility model additionally provides a kind of fork truck, comprises above-mentioned tipping device, and the concrete structure of this tipping device can refer to Fig. 1 to Fig. 3, does not repeat them here.The tipping device in above-described embodiment is comprised, so it has all advantages of above-mentioned tipping device due to fork truck of the present utility model.
By reference to the accompanying drawings the utility model is exemplarily described above; obvious the utility model specific implementation is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model is conceived and technical scheme is carried out; or design of the present utility model and technical scheme directly applied to other occasion, all within protection domain of the present utility model without to improve.
Claims (10)
1. a tipping device, comprise the accessory be installed in rotation on by rotating shaft (5) on fork arm, it is characterized in that, also comprise hanger of tumbling (3) and be arranged on the upper connecting rod mechanism driving described accessory to tumble of hanger of tumbling (3)
Described hanger of tumbling (3) is fixedly connected with goods shelf assembly (8);
Described connecting rod mechanism comprises first connecting rod (1), second connecting rod (18) and double leval jib (2), described double leval jib (2) one end is fixedly connected with rotating shaft (5), the other end and second connecting rod (18) one end hinged; Described second connecting rod (18) other end and first connecting rod (1) one end hinged, described first connecting rod (1) is hinged with hanger (3) of tumbling, and hanger of tumbling (3) is provided with and drives first connecting rod (1) other end thus make first connecting rod (1) at the upper driver train rotated of hanger of tumbling (3);
Described first connecting rod (1), second connecting rod (18) and double leval jib (2) are metal material.
2. tipping device as claimed in claim 1, it is characterized in that, described driver train is dump ram (4), the cylinder seat of described dump ram (4) is hinged with hanger (3) of tumbling, and piston rod and the first connecting rod (1) of dump ram (4) are hinged.
3. tipping device as claimed in claim 1, it is characterized in that, described goods shelf assembly (8) is provided with pallet fork (11), described pallet fork (11) is set with reach fork assembly (13) that can move forward and backward, the upper slip cap of described reach fork assembly (13) is equipped with base (15), described base (15) is installed with mount pad (16), the rotating shaft (5) of described accessory is installed in rotation on described mount pad (16).
4. tipping device as claimed in claim 3, is characterized in that, also comprises reach hanger (7) and drives described reach to pitch the connecting rod mechanism of assembly (13) slide anteroposterior,
Described reach hanger (7) is fixedly connected with goods shelf assembly (8),
Described connecting rod mechanism comprises third connecting rod (9) and the 5th connecting rod (12), described third connecting rod (9) one end with reach hanger (7) hinged, the other end and the 5th connecting rod (12) one end hinged; It is hinged that assembly (13) is pitched in described 5th connecting rod (12) other end and reach; Also comprise the actuating unit driving described 5th connecting rod (12).
5. tipping device as claimed in claim 4, it is characterized in that, described actuating unit is reach oil cylinder (10), the cylinder seat of described reach oil cylinder (10) is hinged with reach hanger (7), and the piston rod of reach oil cylinder (10) is articulated with the 5th connecting rod (12) near middle.
6. tipping device as claimed in claim 4, it is characterized in that, also comprise connecting plate (14), described connecting plate (14) one end is connected with goods shelf assembly (8), and the other end is connected with base (15).
7. the tipping device as described in as arbitrary in claim 1-6, is characterized in that, described in hanger (3) of tumbling be positioned at goods shelf assembly (8) side.
8. the tipping device as described in as arbitrary in claim 4-6, is characterized in that, described reach hanger (7) is positioned at goods shelf assembly (8) middle part.
9. tipping device as claimed in claim 1, it is characterized in that, described accessory is bucket (17) or scraper bowl.
10. a fork truck, is characterized in that, have as arbitrary in claim 1-9 as described in tipping device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866479.2U CN204508719U (en) | 2014-12-31 | 2014-12-31 | A kind of tipping device and there is its fork truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866479.2U CN204508719U (en) | 2014-12-31 | 2014-12-31 | A kind of tipping device and there is its fork truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204508719U true CN204508719U (en) | 2015-07-29 |
Family
ID=53706713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866479.2U Expired - Fee Related CN204508719U (en) | 2014-12-31 | 2014-12-31 | A kind of tipping device and there is its fork truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204508719U (en) |
-
2014
- 2014-12-31 CN CN201420866479.2U patent/CN204508719U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20151231 |
|
| EXPY | Termination of patent right or utility model |