CN105253818B - A kind of fork mechanism of fork truck - Google Patents
A kind of fork mechanism of fork truck Download PDFInfo
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- CN105253818B CN105253818B CN201510779066.XA CN201510779066A CN105253818B CN 105253818 B CN105253818 B CN 105253818B CN 201510779066 A CN201510779066 A CN 201510779066A CN 105253818 B CN105253818 B CN 105253818B
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Abstract
The invention belongs to fork truck technical field, refer in particular to a kind of fork mechanism of fork truck, include front forked frame, rear crotch, rotating string axle is provided with rear crotch, rotating string outer shaft sleeve is equipped with axle sleeve, axle sleeve is fixed on rear crotch, more than one bearing is provided between rotating string axle and axle sleeve, the front end of rotating string axle is provided with string axis fixing plate, string axis fixing plate is swung together with rotating string axle, front forked frame is installed with string axis fixing plate, a left side is respectively arranged with rear crotch and front forked frame at left and right sides of rotating string axle, right oil cylinder, it is left, the flexible drive front forked frame of right cylinder piston rod is swung around rotating string axle, a left side is provided with front forked frame, right fork；The present invention realizes swinging for goods shelf by the action of left and right oil cylinder, while realizes swinging for pallet fork, is easy to laterally topple over goods, expands the scope of the handling goods of fork truck, use is more convenient；Bearing is set between axle sleeve and rotating string axle, swung more flexible.
Description
Technical field：
The invention belongs to fork truck technical field, refers in particular to a kind of fork mechanism of fork truck.
Background technology：
Fork truck is industrial transportation vehicle, refers to load and unload member pallet cargo, stacking and short distance hauling operation
Various wheeled carrying vehicles.Existing fork truck is to be moved up and down by goods shelf with pallet fork or swing is freighted and unloaded
Goods.But in some occasions, the problems such as because of space, it is necessary to when laterally toppling over goods, only by pallet fork move up and down and front and rear pendulum
It is dynamic then can not realize.
The content of the invention：
It is an object of the invention to provide a kind of fork of forklift truck swing that can laterally topple over goods and distance adjustor.
What the present invention was realized in：
A kind of fork mechanism of fork truck, includes front forked frame, rear crotch, and rotating string axle is provided with rear crotch, rotation
String outer shaft sleeve is equipped with axle sleeve, and axle sleeve is fixed on rear crotch, and more than one bearing is provided between rotating string axle and axle sleeve,
String axis fixing plate is provided with the front end of rotating string axle, string axis fixing plate is swung together with rotating string axle, solid on string axis fixing plate
Provided with front forked frame, left and right oil cylinder, left and right oil cylinder are respectively arranged with the rear crotch and front forked frame at left and right sides of rotating string axle
The flexible drive front forked frame of piston rod is swung around rotating string axle, and left and right pallet fork is provided with front forked frame.
In the above-mentioned technical solutions, boom is provided with the front forked frame, the upper end of left and right pallet fork is sleeved on boom,
Two upper and lower oil cylinders be arrangeding in parallel are additionally provided with front forked frame, the piston rod of upper and lower oil cylinder reversely stretches, upper and lower oil cylinder
Piston rod be arranged in parallel with boom, and the piston rod of two oil cylinders respectively with corresponding pallet fork connect, the flexible tune of two-piston bar
Save the spacing between left and right pallet fork.
In the above-mentioned technical solutions, the rotating string axle includes axis body, and the front portion of axis body is provided with limit convex edge,
The rear end of axis body is provided with reducing diameter part, screwed hole circumferentially is distributed with the step surface between reducing diameter part and axis body, in reducing diameter part
Shrouding is set with outside, shrouding is fixed by screws on axis body, and the front end of axis body is connected with string axis fixing plate, more than one axle
Hold and be arranged on shrouding and limit convex on the axis body between.
In the above-mentioned technical solutions, the bearing is provided with two, and is set along axis body axially spaced-apart, is also set on axis body
It is equipped with the oil duct for being lubricated to two bearings, the oil inlet of oil duct is located on the end face of reducing diameter part, oil-out is located at the outer of axis body
On cylinder and between two bearings, plug cock is provided with oil inlet.
In the above-mentioned technical solutions, the rear crotch includes axle sleeve fixed plate and positioned at axle sleeve fixed plate arranged on left and right sides
Riser, the upper plane of axle sleeve fixed plate be provided with connection two risers middle plate, be provided with the upper plane of middle plate in connection
The riser of plate and two risers, the axle sleeve are fixed in axle sleeve fixed plate.
In the above-mentioned technical solutions, the left and right ends of the middle plate are respectively arranged with support plate, and the both ends of bearing pin are set respectively
On support plate and middle plate, one end of left and right oil cylinder is sleeved on outside bearing pin, and bearing pin is fixed on middle plate by baffle plate and screw.
In the above-mentioned technical solutions, the front forked frame includes upper and lower spaced entablature and sill, entablature with
The arranged on left and right sides of sill is arranged on left and right side riser.
In the above-mentioned technical solutions, bottom plate is provided with the sill, support plate, the both ends of bearing pin is provided with bottom plate
Bottom plate is separately positioned on on support plate, journal stirrup being provided with left and right cylinder piston rod, journal stirrup is sleeved on outside bearing pin, bearing pin
One end is fixed on support plate by baffle plate and screw.
In the above-mentioned technical solutions, connected in the left side vertical plate by one end of support plate, bearing pin and upper cylinder；Upper cylinder
Piston rod on be provided with journal stirrup, journal stirrup passes through support plate, bearing pin and right fork and connected；Pass through support plate, pin on the right side riser
Axle is connected with one end of lower oil cylinder；Journal stirrup is provided with the piston rod of lower oil cylinder, journal stirrup is connected by support plate, bearing pin and left pallet fork
Connect.
In the above-mentioned technical solutions, plate in string axle is provided with the entablature, corresponding boom is left and right boom, left string
One end of bar is fixed in left side vertical plate, the other end is fixed in string axle on plate；One end of right boom is fixed in string axle on plate,
The other end is fixed on the riser of right side.
The present invention compared with prior art protrude the advantages of be：
1st, the present invention realizes swinging for goods shelf by the action of left and right oil cylinder, while realizes the left and right pendulum of pallet fork
It is dynamic, it is easy to laterally topple over goods, expands the scope of the handling goods of fork truck, use is more convenient；
The 2nd, bearing is set between axle sleeve and rotating string axle of the present invention, swung more flexible.
Brief description of the drawings：
Fig. 1 is the positive stereoscopic diagram of the present invention；
Fig. 2 is the back three-dimensional diagram of the present invention；
Fig. 3 is the left view of the present invention；
Fig. 4 is the front view of the present invention；
Fig. 5 is Fig. 4 A-A sectional views；
Fig. 6 is the schematic diagram of the rotating string axle of the present invention.
Embodiment：
With specific embodiment, the invention will be further described below, referring to Fig. 1-6：
A kind of fork mechanism of fork truck, includes front forked frame, rear crotch, and rotating string axle 1 is provided with rear crotch, rotation
Axle sleeve 2 is set with outside string axle 1, axle sleeve 2 is fixed on rear crotch, is provided between rotating string axle 1 and axle sleeve 2 more than one
Bearing 3, string axis fixing plate 4 is provided with the front end of rotating string axle 1, string axis fixing plate 4 is swung together with rotating string axle 1, string axle
Front forked frame is installed with fixed plate 4, left and right oil is respectively arranged with the rear crotch and front forked frame of the left and right sides of rotating string axle 1
Cylinder 5,6, left and right oil cylinder 5, the flexible drive front forked frame of 6 piston rods 7,8 swing around rotating string axle 1, are provided with front forked frame
Left and right pallet fork 9,10.
Boom is provided with above-mentioned front forked frame, the upper end of left and right pallet fork 9,10 is sleeved on boom, also set on front forked frame
Two upper and lower oil cylinders be arrangeding in parallel 11,12 are equipped with, the piston rod 13,14 of upper and lower oil cylinder 11,12 is reversely flexible, upper and lower oil
The piston rod 13,14 of cylinder 11,12 be arranged in parallel with boom, and the piston rod 13,14 of two oil cylinders 11,12 respectively with corresponding pallet fork
Connect, the spacing between the left and right pallet fork 9,10 of telescopic adjustment of two-piston bar 13,14.
Above-mentioned rotating string axle 1 includes axis body 15, limit convex is provided with the front portion of axis body 15 along 16, after axis body 15
End is provided with reducing diameter part 17, screwed hole 19 is circumferentially distributed with 17 step surfaces 18 between axis body 15 of undergauge, in undergauge
Shrouding 20 is set with outside portion 17, shrouding 20 is fixed on axis body 15 by screw 21, and front end and the string axis fixing plate 4 of axis body 15 connect
Connect, more than one bearing 3 is disposed on shrouding 50 and limit convex along the axis body 15 between 16.What the bearing 3 used
It is single-row tapered roller bearing.
According to actual conditions, the bearing 3 of the present embodiment is provided with two, and is set along the axially spaced-apart of axis body 15, in axis body
The oil duct 22 for being lubricated to two bearings 3 is additionally provided with 15, the oil inlet of oil duct 22 is located on the end face of reducing diameter part 17, is fuel-displaced
Mouth is provided with plug cock 23 on the outer cylinder of axis body 15 and between two bearings 3 on oil inlet.
The sleeve lining of two bearings 3 is provided with the annular protrusion that section is in convex, the minor diameter part diameter of annular protrusion is big
In the diameter of rotating string axle 1, make to be formed between the inwall of axle sleeve 2 between two bearings 3 and the outer wall of rotating string axle 1 certain passage and
Oil storage space, lubricating oil can enter along oil duct 22, two bearings 3 is lubricated.
Above-mentioned rear crotch includes axle sleeve fixed plate 24 and the riser 25 positioned at the arranged on left and right sides of axle sleeve fixed plate 24, in axle
The upper plane of set fixed plate 24 is provided with the middle plate 26 of two risers 25 of connection, and the upper plane of middle plate 26 is provided with connecting middle plate 26
With the riser 27 of two risers 25, the axle sleeve 2 is fixed in axle sleeve fixed plate 24.
The left and right ends of above-mentioned middle plate 26 are respectively arranged with support plate 28, and the both ends of bearing pin 29 are separately positioned on support plate 28 with
On plate 26, one end of left and right oil cylinder 5,6 is sleeved on outside bearing pin 29, and bearing pin 29 is fixed on middle plate by baffle plate 30 and screw 31
On 26.
Above-mentioned front forked frame includes upper and lower spaced entablature 32 and sill 33, entablature 32 and sill 33
Arranged on left and right sides is arranged on left and right side riser 34,35.
Bottom plate 36 is provided with above-mentioned sill 33, support plate 37 is provided with bottom plate 36, the both ends of bearing pin 29 are set respectively
Put on bottom plate 36 and support plate 37, be provided with journal stirrup 38 on the piston rod 7,8 of left and right oil cylinder 5,6, journal stirrup 38 is sleeved on bearing pin
Outside 29, one end of bearing pin 9 is fixed on support plate 37 by baffle plate 30 and screw 31.
Connected in above-mentioned left side vertical plate 34 by one end of support plate 37, bearing pin and upper cylinder 11；The piston rod of upper cylinder 11
Journal stirrup 38 is provided with 13, journal stirrup 38 is connected by support plate 37, bearing pin and right fork 10；Pass through support plate on the right side riser 35
37th, bearing pin is connected with one end of lower oil cylinder 12；Journal stirrup 38 is provided with the piston rod 14 of lower oil cylinder 12, journal stirrup 38 passes through support plate
37th, bearing pin is connected with left pallet fork 9.The fixation of bearing pin is fixed by baffle plate and screw.
Hook 39 is provided with above-mentioned left and right pallet fork 9,10, the lower end of sill 33 is arranged on hook 39 and left and right pallet fork
9th, in 10 grooves 40 formed, guiding is played a part of, lower end of the left and right pallet fork 9,10 along lower horizontal 33 beam is moved.
Plate 41 in string axle is provided with above-mentioned entablature 32, corresponding boom is left and right boom 42,43, left boom 42
One end is fixed in left side vertical plate 34, the other end is fixed in string axle on plate 41；One end of right boom 43 is fixed on plate in string axle
On 41, the other end be fixed on right side riser 35 on.The upper end of left pallet fork 9 is sleeved on left boom 42, and along the axle of left boom 42
To movement, the upper end of right fork 10 is sleeved on right boom 43, and along the axial movement of right boom 43.
The operation principle of the present invention：
When needing to carry out laterally toppling over goods, the piston rod 7,8 of left oil cylinder 5 or right oil cylinder 6 is controlled by controller to stretch
Contracting, make front forked frame around the axis oscillating of rotating string axle 1, and then drive left and right pallet fork 9,10 also to swing, successfully by pallet fork
On goods laterally topple over.
According to the spacing between the left and right pallet fork 9,10 of the big minor adjustment of the size of goods, upper and lower oil is controlled by controller
The flexible of the piston rod 13,14 of cylinder 11,12 can be realized.
Above-described embodiment is only one of presently preferred embodiments of the present invention, and the practical range of the present invention is not limited with this, therefore：
The equivalence changes that all shapes under this invention, structure, principle are done, all should be covered by within protection scope of the present invention.
Claims (9)
1. a kind of fork mechanism of fork truck, includes front forked frame, rear crotch, it is characterised in that：Rotation is provided with rear crotch
Go here and there axle, rotating string outer shaft sleeve is equipped with axle sleeve, and axle sleeve is fixed on rear crotch, be provided between rotating string axle and axle sleeve one with
On bearing, be provided with string axis fixing plate in the front end of rotating string axle, string axis fixing plate is swung together with rotating string axle, and string axle is consolidated
Front forked frame is installed with fixed board, left and right oil cylinder is respectively arranged with the rear crotch and front forked frame at left and right sides of rotating string axle,
The flexible drive front forked frame of left and right cylinder piston rod is swung around rotating string axle, and left and right pallet fork is provided with front forked frame；
The rotating string axle includes axis body, and the front portion of axis body is provided with limit convex edge, and the rear end of axis body is provided with undergauge
Portion, screwed hole circumferentially is distributed with the step surface between reducing diameter part and axis body, shrouding is set with outside reducing diameter part, shrouding passes through
Screw is fixed on axis body, and the front end of axis body is connected with string axis fixing plate, and more than one bearing is arranged on shrouding and limit convex
On axis body between.
A kind of 2. fork mechanism of fork truck according to claim 1, it is characterised in that：String is provided with the front forked frame
Bar, the upper end of left and right pallet fork are sleeved on boom, and two upper and lower oil cylinders be arrangeding in parallel are additionally provided with front forked frame, upper,
The piston rod of lower oil cylinder reversely stretches, and piston rod and the boom of upper and lower oil cylinder be arranged in parallel, and the piston rod of two oil cylinders respectively with
Corresponding pallet fork connects, the spacing between the left and right pallet fork of telescopic adjustment of two-piston bar.
A kind of 3. fork mechanism of fork truck according to claim 1, it is characterised in that：The bearing is provided with two, and
Set along axis body axially spaced-apart, the oil duct for being lubricated to two bearings is additionally provided with axis body, the oil inlet of oil duct is positioned at contracting
On the end face in footpath portion, oil-out be located on the outer cylinder of axis body and between two bearings, plug cock is provided with oil inlet.
A kind of 4. fork mechanism of fork truck according to claim 1, it is characterised in that：The rear crotch includes axle sleeve and consolidated
Fixed board and the riser positioned at axle sleeve fixed plate arranged on left and right sides, it is provided with the upper plane of axle sleeve fixed plate in two risers of connection
Plate, the upper plane of middle plate is provided with the riser of connecting middle plate and two risers, the axle sleeve is fixed in axle sleeve fixed plate.
A kind of 5. fork mechanism of fork truck according to claim 4, it is characterised in that：The left and right ends difference of the middle plate
Support plate is provided with, the both ends of bearing pin are separately positioned on support plate and on middle plate, one end of left and right oil cylinder is sleeved on outside bearing pin, and sell
Axle is fixed on middle plate by baffle plate and screw.
A kind of 6. fork mechanism of fork truck according to claim 1, it is characterised in that：The front forked frame include between the upper and lower every
The arranged on left and right sides of the entablature and sill of setting, entablature and sill is arranged on left and right side riser.
A kind of 7. fork mechanism of fork truck according to claim 6, it is characterised in that：Bottom is provided with the sill
Plate, is provided with support plate on bottom plate, and the both ends of bearing pin are separately positioned on bottom plate with support plate, being set on left and right cylinder piston rod
Journal stirrup is equipped with, journal stirrup is sleeved on outside bearing pin, and one end of bearing pin is fixed on support plate by baffle plate and screw.
A kind of 8. fork mechanism of fork truck according to claim 6, it is characterised in that：Pass through branch in the left side vertical plate
One end connection of plate, bearing pin and upper cylinder；Journal stirrup is provided with the piston rod of upper cylinder, journal stirrup passes through support plate, bearing pin and right goods
Fork connection；It is connected on the right side riser by support plate, bearing pin with one end of lower oil cylinder；Branch is provided with the piston rod of lower oil cylinder
Ear, journal stirrup are connected by support plate, bearing pin with left pallet fork.
A kind of 9. fork mechanism of fork truck according to claim 6, it is characterised in that：String axle is provided with the entablature
Middle plate, corresponding boom are left and right boom, and one end of left boom is fixed in left side vertical plate, the other end is fixed on plate in string axle
On；One end of right boom is fixed in string axle on plate, the other end is fixed on the riser of right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779066.XA CN105253818B (en) | 2015-11-14 | 2015-11-14 | A kind of fork mechanism of fork truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779066.XA CN105253818B (en) | 2015-11-14 | 2015-11-14 | A kind of fork mechanism of fork truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105253818A CN105253818A (en) | 2016-01-20 |
| CN105253818B true CN105253818B (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510779066.XA Active CN105253818B (en) | 2015-11-14 | 2015-11-14 | A kind of fork mechanism of fork truck |
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| Country | Link |
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| CN (1) | CN105253818B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105947936A (en) * | 2016-06-30 | 2016-09-21 | 荣成中磊石材有限公司 | Rotating pallet fork of forklift |
| CN105883690A (en) * | 2016-06-30 | 2016-08-24 | 荣成中磊石材有限公司 | 360-degree rotating fork of forklift |
| CN106115561A (en) * | 2016-07-07 | 2016-11-16 | 厦门市立藤工程机械有限公司 | Wheeled fork installation rotates pallet fork |
| CN106276718B (en) * | 2016-09-28 | 2018-09-11 | 荣成中磊石材有限公司 | A kind of rotation pallet fork of fork truck |
| CN107673280A (en) * | 2017-10-19 | 2018-02-09 | 湖南三港口设备有限公司 | One kind rotation fork and fork truck |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202272704U (en) * | 2011-09-22 | 2012-06-13 | 徐州徐工特种工程机械有限公司 | Multifunctional fork mechanism |
| CN202482014U (en) * | 2012-03-10 | 2012-10-10 | 浙江吉鑫祥叉车制造有限公司 | Novel fork and fork frame connecting structure for forklift |
| CN202704970U (en) * | 2012-02-15 | 2013-01-30 | 中国人民解放军总后勤部建筑工程研究所 | Multifunctional pallet fork device |
| KR101528732B1 (en) * | 2015-05-19 | 2015-06-15 | 이재성 | Bracket-Forklift Set for Handling a Mold and Method for Handling a Mold Using the Same |
| CN205133073U (en) * | 2015-11-14 | 2016-04-06 | 浙江吉鑫祥叉车制造有限公司 | Fork truck's fork mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101403776B1 (en) * | 2007-12-21 | 2014-06-03 | 주식회사 두산 | Fork lift |
-
2015
- 2015-11-14 CN CN201510779066.XA patent/CN105253818B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202272704U (en) * | 2011-09-22 | 2012-06-13 | 徐州徐工特种工程机械有限公司 | Multifunctional fork mechanism |
| CN202704970U (en) * | 2012-02-15 | 2013-01-30 | 中国人民解放军总后勤部建筑工程研究所 | Multifunctional pallet fork device |
| CN202482014U (en) * | 2012-03-10 | 2012-10-10 | 浙江吉鑫祥叉车制造有限公司 | Novel fork and fork frame connecting structure for forklift |
| KR101528732B1 (en) * | 2015-05-19 | 2015-06-15 | 이재성 | Bracket-Forklift Set for Handling a Mold and Method for Handling a Mold Using the Same |
| CN205133073U (en) * | 2015-11-14 | 2016-04-06 | 浙江吉鑫祥叉车制造有限公司 | Fork truck's fork mechanism |
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| Publication number | Publication date |
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| CN105253818A (en) | 2016-01-20 |
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