CN106395692A - Fork assembly for engineering machinery - Google Patents
Fork assembly for engineering machinery Download PDFInfo
- Publication number
- CN106395692A CN106395692A CN201610484231.3A CN201610484231A CN106395692A CN 106395692 A CN106395692 A CN 106395692A CN 201610484231 A CN201610484231 A CN 201610484231A CN 106395692 A CN106395692 A CN 106395692A
- Authority
- CN
- China
- Prior art keywords
- pallet fork
- bolt
- installing plate
- plate
- fork
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07504—Accessories, e.g. for towing, charging, locking
Abstract
The invention discloses a fork assembly for engineering machinery. The fork assembly comprises a fork (1), wherein a connecting hole is formed in the upper part of the fork (1); and the lower part of the fork (1) is provided with a mounting plate (2), the mounting plate (2) is located above a support bottom plate (4), the mounting plate (2) is connected with the support bottom plate (4) through a limiting device, and the position of the fork (1) is limited through the limiting device. The fork assembly is simple in structure and low in maintenance and use cost. Defects of the existing structure are eliminated from design, a clearance between the existing fork and the support bottom plate is eliminated so as to eliminate shake, the back of the fork cannot crack again, and the fork cannot rotate around a hinge pin in the working process, so that the fork assembly has better working stability and reliability and higher efficiency.
Description
Technical field
The present invention relates to a kind of fork installation, specifically a kind of engineering machinery pallet fork assembly.
Background technology
User is during with fork installation shovel dress stone, stir stone through conventional pallet fork, need to move backward when putting down stone, pallet fork is released below from stone, in the process of moving, because the pallet fork that jolts can produce swing, above several frequently seen operating mode all can the motion that pallet fork rotates around bracket bearing pin, rock, and rock each cycle of operation of supporter.
The position limiting structure of existing pallet fork as shown in Figure 14 and Figure 15, welds a L-type hook plate 6 at pallet fork 1 back, and L-type hook plate 6 catches at the step on tray plate 4, prevents pallet fork 1 from rotating around top bearing pin, pallet fork 1 is formed spacing.Operation material due to engineering machinery fork installation is ratchel, and the weight of every block of stone reaches more than 10 ton, and even more greatly, in the course of the work, the position limiting structure at pallet fork back is easily cracking, and concrete shortcoming is as follows for the pallet fork of therefore domestic fork installation:
1. there is gap between the L-type hook plate 6 at pallet fork 1 back and tray plate 4, pallet fork rocks in walking and operation process, when complete machine oscillation is larger it is possible to make thing block drop, causes danger.
2. easily ftracture in the a-quadrant of pallet fork back L-type hook plate.Because operating mode is more complicated, after pallet fork inserts, find to stick up motionless stone, be sick for reclaiming fork, during reverse travel, easily ftracture in the a-quadrant of rear side.
3.
When jolting occurs in whole machine, because thing block is heavier, therefore can with pallet fork one piece rock, easily ftractureing in the a-quadrant of L-type hook plate, causes driver all to worry at any time to be likely to occur potential security incident.
Content of the invention
The problem existing for above-mentioned prior art, the present invention provides a kind of engineering machinery pallet fork assembly, eliminates the gap between existing pallet fork and tray plate, and elimination is rocked, and eliminates the defect of existing structure, lifting job security and reliability.
To achieve these goals, the technical solution used in the present invention is:A kind of engineering machinery pallet fork assembly, including pallet fork, pallet fork top has connecting hole;Described pallet fork bottom is provided with an installing plate, and installing plate is located above tray plate, and described installing plate is straight template, is connected by stopping means between installing plate and tray plate, limits pallet fork position by stopping means.
The present invention is further, and described stopping means are bolt.
The present invention is further, and described stopping means have multiple.
The present invention is further, and described installing plate is straight template.
The present invention is further, and the through hole on described installing plate is screwed hole, and bolt is connected with installing plate by screw thread, and bolt up or down end face is contacted with tray plate.
The present invention is further, and described tray plate is provided with screwed hole, and bolt is connected with tray plate by screw thread, and bolt up or down end face is contacted with installing plate.
The present invention is further, and described tray plate and installing plate have coaxial screwed hole, is attached and pretension by bolt.
The present invention is further, described installing plate has through hole, tray plate is provided with screwed hole, and bolt penetrates through hole and screwed hole and connects installing plate and tray plate, and carries out pretension.
The present invention is further, and described tray plate is provided with through hole, and installing plate is provided with screwed hole, and bolt passes through through hole and screwed hole is connected with tray plate and installing plate, and carries out pretension.
The present invention is further, and described tray plate and installing plate are provided with coaxial through hole, is attached and pretension by screw bolt and nut.
Due to foozle, gap between pallet fork back and bracket is inevitable, how perfect therefore no matter designed using the structure of L-type hook plate, manufacturing, the gap with installation process is inevitable, therefore pallet fork rotates around bearing pin or rocks in transport all inevitable, therefore after pallet fork is assembled on bracket, gap between the two must be eliminated, the present invention to eliminate gap using helicitic texture, it is arranged on the screwed hole of pallet fork back installing plate using bolt, gap is eliminated by the pretension of bolt, so that pallet fork is fixed on bracket, cannot rotate around bearing pin, also cannot rock.
Compared with prior art, the present invention using its advantage of technique scheme is:
1st, carry out pretension adjustment using bolt and screwed hole, preventing pallet fork from rocking makes gap eliminate it is ensured that pallet fork and bracket are integrally formed.
2nd, each pallet fork can carry out pretension using multiple bolts, more preferable to eliminate out-of-balance force and moment of torsion, therefore pallet fork and bracket assembly job stability.
3rd, because road conditions out-of-flatness cause complete machine oscillation larger when, this assembly can absorb portion of energy by the pretension of screw bolt and nut.
4th, preferably, due to eliminating the gap at sliding york back and bracket, thus without the situation old pallet fork back cracking, reliability is higher for functional reliability.
5th, pretension is carried out using bolt, pallet fork eliminates the structure of cracking, therefore, in work process, safety is higher.
6th, the maintenance cost of the present invention is low, and due to long-time heavy duty work, bolt is it is possible that loosen it is therefore desirable to make regular check on, and timely pretension bolt, and maintenance cost is low.
7th, total is simple, and cost is relatively low, compared with old pallet fork, only many prices of bolt, and buy the cost of part and use cost all than relatively low.
8th, work efficiency is higher, due to eliminating cracking structure, eliminates gap, working downtime shortens, efficiency improves.
9. the installation pretension of pallet fork back bolt and dismounting are more convenient.
Brief description
Fig. 1 is the front view of the present invention;
Fig. 2 is A-A sectional view in Fig. 1;
Fig. 3 is the I enlarged partial view in Fig. 1;
Fig. 4 is second embodiment of the invention schematic diagram;
Fig. 5 is third embodiment of the invention schematic diagram;
Fig. 6 is fourth embodiment of the invention schematic diagram;
Fig. 7 is fifth embodiment of the invention schematic diagram;
Fig. 8 is sixth embodiment of the invention schematic diagram;
Fig. 9 is seventh embodiment of the invention schematic diagram;
Figure 10 is eighth embodiment of the invention schematic diagram;
Figure 11 is ninth embodiment of the invention schematic diagram;
Figure 12 is tenth embodiment of the invention schematic diagram;
Figure 13 is the axonometric chart of assembly of the present invention;
Figure 14 is the figure of existing structure;
Figure 15 is the II enlarged partial view in Figure 14;
In figure:1st, pallet fork, 2, installing plate, 3, bolt, 4, tray plate, 5, nut, 6, L-type hook plate, 7, gusset.
Specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, Figure 2 with shown in Figure 13, a kind of present invention engineering machinery pallet fork assembly, including pallet fork 1, pallet fork 1 top has connecting hole;Bracket and pallet fork 1 top are connected by bearing pin, and pallet fork 1 bottom is provided with an installing plate 2, and installing plate 2 is located above tray plate 4, is connected by stopping means between installing plate 2 and tray plate 4, limit pallet fork 1 position by stopping means.The embodiment of the installing plate 2 that in figure is given here is straight template, its simple structure, high reliability, it is to avoid L-type hook plate is difficult to eliminate the defect of gap easy fracture.
The specific embodiment of stopping means of the present invention be carried out using bolt 3 spacing.And this stopping means multiple can be provided with each pallet fork 1 carry out pretension, more preferable to eliminate out-of-balance force and moment of torsion, therefore pallet fork and bracket assembly job stability.
As shown in figure 3, the through hole on installing plate 2 is screwed hole, bolt 3 is connected with installing plate 2 stopping means embodiment one of the present invention by screw thread, bolt 3 upper surface(Non-threaded end)Contact with tray plate 4.By regulating bolt 3 make its be adjacent to pallet fork 1 is carried out spacing.Embodiment two as shown in figure 4, be adjacent to bolt 3 lower surface and frame base plate 4 carries out spacing.
As shown in figure 5, being provided with screwed hole on tray plate 4, bolt 3 is connected with tray plate 4 stopping means embodiment three by screw thread, bolt 3 upper surface(Non-threaded end)Contact with installing plate 2, by regulating bolt 3 make its be adjacent to pallet fork 1 is carried out spacing.Example IV as shown in fig. 6, be adjacent to bolt 3 lower surface and installing plate 2 carries out spacing.
Stopping means embodiment five, six as shown in Figure 7,8, has coaxial screwed hole on tray plate 4 and installing plate 2, is attached and pretension by bolt 3, and two embodiment differences are the direction that bolt 3 is installed.
As shown in figure 9, being provided with through hole on installing plate 2, tray plate 4 is provided with screwed hole to stopping means embodiment seven, and bolt 3 penetrates through hole and screwed hole and connects installing plate 2 and tray plate 4, and carries out pretension.
Stopping means embodiment eight as shown in Figure 10, is provided with through hole, installing plate 2 is provided with screwed hole on tray plate 4, and bolt 3 passes through through hole and screwed hole is connected with tray plate 4 and installing plate 2, and carries out pretension.
Stopping means embodiment nine, ten as shown in Figure 11,12, is provided with coaxial through hole on tray plate 4 and installing plate 2, is attached and pretension by bolt 3 and nut 5.Two embodiment differences are the direction of the installation of bolt 3 and nut 5.
Bolt 3 in the various embodiments described above can be using bolt, stud or the screwed standard component complying with the national standard requirements or screwed nonstandard part or assembly;Nut 5 can be using the nut complying with the national standard requirements or screwed standard component or screwed nonstandard part or assembly;The quantity of the bolt 3 and nut 5 of installing each pallet fork can adopt 1, it would however also be possible to employ multiple;Screwed hole on installing plate 2 and tray plate 4 is screwed hole.
When pallet fork 1 and bracket are in high-order unloading material, or vibrate excessive when car load travels, or during other bad working environments work, pallet fork 1 is connected due to having carried out pretension with bracket by bolt 3, pallet fork 1 and bracket are integrally formed, and therefore pallet fork 1 is not in rock, or rotate around bearing pin.The present invention, structure is simple, the low cost safeguarded and use, and eliminates the defect of existing structure from design, and pallet fork back will not be cracking again, and pallet fork also will not rotate, therefore, job stability and better reliability in the course of the work around bearing pin, in hgher efficiency.
Certainly, above-described embodiment is only the preferred version of the present invention, is specifically not limited thereto, and can make having targetedly adjusting on this basis according to actual needs, thus obtaining different embodiments.Because mode in the cards is more, just no longer illustrate one by one here.
Claims (10)
1. a kind of engineering machinery pallet fork assembly, including pallet fork(1), pallet fork(1)Top has connecting hole;It is characterized in that, described pallet fork(1)Bottom is provided with an installing plate(2), installing plate(2)Positioned at tray plate(4)Top, installing plate(2)With tray plate(4)Between connected by stopping means, limit pallet fork by stopping means(1)Position.
2. a kind of engineering machinery pallet fork assembly according to claim 1 is it is characterised in that described stopping means are bolt(3).
3. a kind of engineering machinery pallet fork assembly according to claim 1 it is characterised in that described stopping means have multiple.
4. a kind of engineering machinery according to claim 1 with pallet fork assembly it is characterised in that described installing plate(2)For straight template.
5. a kind of engineering machinery according to Claims 2 or 3 with pallet fork assembly it is characterised in that described installing plate(2)On through hole be screwed hole, bolt(3)By screw thread and installing plate(2)Connect, bolt(3)Up or down end face and tray plate(4)Contact.
6. a kind of engineering machinery according to Claims 2 or 3 with pallet fork assembly it is characterised in that described tray plate(4)It is provided with screwed hole, bolt(3)By screw thread and tray plate(4)Connect, bolt(3)Up or down end face and installing plate(2)Contact.
7. a kind of engineering machinery according to Claims 2 or 3 with pallet fork assembly it is characterised in that described tray plate(4)And installing plate(2)On have coaxial screwed hole, by bolt(3)It is attached and pretension.
8. a kind of engineering machinery according to Claims 2 or 3 with pallet fork assembly it is characterised in that described installing plate(2)On have through hole, tray plate(4)It is provided with screwed hole, bolt(3)Penetrate through hole and screwed hole by installing plate(2)And tray plate(4)Connect, and carry out pretension.
9. a kind of engineering machinery according to Claims 2 or 3 with pallet fork assembly it is characterised in that described tray plate(4)It is provided with through hole, installing plate(2)It is provided with screwed hole, bolt(3)By through hole and screwed hole and tray plate(4)And installing plate(2)Connect, and carry out pretension.
10. a kind of engineering machinery according to Claims 2 or 3 with pallet fork assembly it is characterised in that described tray plate(4)And installing plate(2)It is provided with coaxial through hole, by bolt(3)And nut(5)It is attached and pretension.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610484231.3A CN106395692A (en) | 2016-06-28 | 2016-06-28 | Fork assembly for engineering machinery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610484231.3A CN106395692A (en) | 2016-06-28 | 2016-06-28 | Fork assembly for engineering machinery |
Publications (1)
Publication Number | Publication Date |
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CN106395692A true CN106395692A (en) | 2017-02-15 |
Family
ID=58006692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610484231.3A Pending CN106395692A (en) | 2016-06-28 | 2016-06-28 | Fork assembly for engineering machinery |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1158126A (en) * | 1965-08-18 | 1969-07-16 | Om Spa | Improvements in or relating to Fork-Lift Trucks |
JPH09278396A (en) * | 1996-04-05 | 1997-10-28 | Toyo Umpanki Co Ltd | Cargo handling device |
JP2000302395A (en) * | 1999-04-16 | 2000-10-31 | Komatsu Forklift Co Ltd | Fork fixing device of forklift |
KR20010015994A (en) * | 2000-08-31 | 2001-03-05 | 서정도 | A lift for a stacker |
CN204138302U (en) * | 2011-10-17 | 2015-02-04 | 卡特彼勒公司 | Pallet fork |
CN204848148U (en) * | 2015-06-04 | 2015-12-09 | 徐工集团工程机械股份有限公司科技分公司 | Novel stone material fork installation utensil |
CN205802893U (en) * | 2016-06-28 | 2016-12-14 | 徐工集团工程机械股份有限公司科技分公司 | Engineering machinery pallet fork assembly |
-
2016
- 2016-06-28 CN CN201610484231.3A patent/CN106395692A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1158126A (en) * | 1965-08-18 | 1969-07-16 | Om Spa | Improvements in or relating to Fork-Lift Trucks |
JPH09278396A (en) * | 1996-04-05 | 1997-10-28 | Toyo Umpanki Co Ltd | Cargo handling device |
JP2000302395A (en) * | 1999-04-16 | 2000-10-31 | Komatsu Forklift Co Ltd | Fork fixing device of forklift |
KR20010015994A (en) * | 2000-08-31 | 2001-03-05 | 서정도 | A lift for a stacker |
CN204138302U (en) * | 2011-10-17 | 2015-02-04 | 卡特彼勒公司 | Pallet fork |
CN204848148U (en) * | 2015-06-04 | 2015-12-09 | 徐工集团工程机械股份有限公司科技分公司 | Novel stone material fork installation utensil |
CN205802893U (en) * | 2016-06-28 | 2016-12-14 | 徐工集团工程机械股份有限公司科技分公司 | Engineering machinery pallet fork assembly |
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Application publication date: 20170215 |
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