CN112792176A - Fork bending device of forklift - Google Patents
Fork bending device of forklift Download PDFInfo
- Publication number
- CN112792176A CN112792176A CN202011541120.4A CN202011541120A CN112792176A CN 112792176 A CN112792176 A CN 112792176A CN 202011541120 A CN202011541120 A CN 202011541120A CN 112792176 A CN112792176 A CN 112792176A
- Authority
- CN
- China
- Prior art keywords
- fork
- die
- push rod
- electric push
- die cavity
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a forklift fork bending device, and particularly relates to the field of fork processing equipment, which comprises a lower die and an upper die, wherein a die cavity for bending a fork is formed in the surface of the lower die, a feeding roller and a feeding roller for conveying the fork are respectively arranged on two sides of the die cavity, a liftable die head is arranged right above the die cavity, the bottom of the die head is a vertical protrusion, the outer wall of the die head is matched with the inner wall of the die cavity, a pressing mechanism and a displacement mechanism are respectively arranged on two sides of the die head, and the pressing mechanism is used for changing the placing angle of the bent fork in the die cavity. When the pallet fork is bent, the surface of the pallet fork cannot be extruded by sharp objects, the outer surface of the pallet fork cannot have obvious indentation and other marks after being cooled, and the pallet fork can be timely conveyed to the outside after being bent, so that the bending efficiency of the pallet fork is greatly improved, and the bending quality of the pallet fork is improved.
Description
Technical Field
The invention relates to the field of fork processing equipment, in particular to a fork bending device of a forklift.
Background
The fork is the most commonly used pickup device of the fork truck, and the fork truck is named from the same, and is provided with two forks like a letter L, the horizontal section of the fork is a working part for forking and placing goods, and the vertical section of the fork is a supporting part, so the fork is widely applied to industries such as warehousing, papermaking, packaging, printing, tobacco, household appliances, wine and beverages, wool-cotton textile, ports and docks, railways, automobile manufacturing, steel, smelting, chemical engineering, buildings and the like, and can provide special forks such as a dynamic load fork, an explosion-proof fork, a cover-shaped fork frame, a folding fork, a sleeve fork, a fork lengthenerator, a drum-shaped fork, a wooden fork, a square fork, a copying fork and the like besides the common hook-shaped fork.
The existing fork needs to be heated when being bent, then the die head is recycled to pressurize and bend the fork, and after bending, the fork is taken out from a bending die cavity, and the texture of the heated fork is soft when being cooled, so that the outer surface of the fork is easy to have an impression in the taking-out process, and the quality of the fork bent is influenced due to the mark on the cooled surface.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a fork bending device of fork truck, includes bed die and last mould, offers the die cavity that is used for the fork to buckle on the surface of bed die, the both sides of die cavity are provided with feed roll and the feed roll that is used for carrying the fork respectively, be provided with the die head of liftable directly over the die cavity, the die head bottom is the arch of vertical form, and the outer wall is identical with the die cavity inner wall, the both sides of die head are provided with respectively and push down mechanism and displacement mechanism, push down the mechanism and be used for changing the fork angle of placing in the die cavity after buckling, displacement mechanism stabilizes the fork at the in-process that push down mechanism adjusted the fork angle to promote the fork to move to the die cavity outside after the angle modulation.
In a preferred embodiment, a rotatable ball is embedded at the edge of the top of the die cavity close to one side of the feed roller, the rotatable ball is positioned at the boundary of the inner wall of the die cavity and the surface of the lower die, and the height of the rotatable ball is lower than that of the feed roller.
In a preferred embodiment, the pressing mechanism comprises a first electric push rod positioned above the feeding roller, the first electric push rod is vertically arranged downwards, the first electric push rod is fixedly installed on the upper die, and a rotatable first roller is installed at the bottom end of an output shaft of the first electric push rod.
In a preferred embodiment, the displacement mechanism comprises a second electric push rod and a third electric push rod which are positioned above the feeding roller, the second electric push rod is vertically arranged on the lower die, and the third electric push rod is horizontally arranged on the bottom end of an output shaft of the second electric push rod.
In a preferred embodiment, one end of the output shaft of the third electric push rod is close to one side of the die head, an arc-shaped baffle is mounted at the end of the output shaft of the third electric push rod, a plurality of concentrically distributed stop rods are mounted on the side wall of the baffle close to the die head, and a rotatable second roller is mounted at the end of each stop rod.
The invention has the technical effects and advantages that:
when the pallet fork is bent, the surface of the pallet fork cannot be extruded by sharp objects, the outer surface of the pallet fork cannot have obvious indentation and other marks after being cooled, and the pallet fork can be timely conveyed to the outside after being bent, so that the bending efficiency of the pallet fork is greatly improved, and the bending quality of the pallet fork is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of a detailed structure a in fig. 1 according to the present invention.
The reference signs are: the device comprises a lower die 1, an upper die 2, a die cavity 3, a feeding roller 4, a feeding roller 5, a die head 6, a pressing mechanism 7, a displacement mechanism 8, a ball 9, a first electric push rod 10, a first roller 11, a second electric push rod 12, a third electric push rod 13, a baffle 14, a stop lever 15 and a second roller 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, a forklift fork bending device comprises a lower die 1 and an upper die 2, a die cavity 3 for bending a fork is formed in the surface of the lower die 1, a feed roller 4 and a feed roller 5 for conveying the fork are respectively arranged on two sides of the die cavity 3, a die head 6 capable of being lifted is arranged right above the die cavity 3, the bottom of the die head 6 is a vertical protrusion, the outer wall of the die head is matched with the inner wall of the die cavity 3, a pressing mechanism 7 and a displacement mechanism 8 are respectively arranged on two sides of the die head 6, the pressing mechanism 7 is used for changing the placing angle of the bent fork in the die cavity 3, the displacement mechanism 8 stabilizes the fork in the process of adjusting the fork angle by the pressing mechanism 7 and pushes the fork to move to the outside of the die cavity 3 after the angle is adjusted, and the fork to be bent is placed on the lower die 1 during operation, the fork is conveyed to the upper part of the die cavity 3 through the feeding roller 4, then the die head 6 on the upper die 2 moves downwards to pressurize the fork, the die head 6 props against the fork to be bent, the bottom of the die head is attached to the inside of the die cavity 3, the bent fork with the same angle as that of the die cavity 3 is formed, and the bending work of the fork is completed;
a rotatable ball 9 is embedded at the edge of one side, close to the feeding roller 5, of the top of the die cavity 3, the ball 9 is located at a boundary between the inner wall of the die cavity 3 and the surface of the lower die 1, the height of the ball 9 is lower than that of the feeding roller 5, when the bent fork is pressed and tilted by the pressing mechanism 7, the rotatable ball 9 can take a supporting effect, the ball 9 can rotate, and in the tilting process of the fork, the ball 9 can rotate along with the change of the fork angle;
on the basis, after the pallet fork is heated during bending, the pallet fork is softer in texture than that of the pallet fork when being cooled, when a fixed supporting point is used for supporting, indentation can appear on the supporting position after the supporting position is cooled, the rotatable ball 9 is used for supporting, no indentation exists after the supporting position is cooled, and the attractiveness is improved;
the downward pressing mechanism 7 comprises a first electric push rod 10 positioned above the feeding roller 5, the first electric push rod 10 is vertically arranged downwards, the first electric push rod 10 is fixedly installed on the upper die 2, a rotatable first roller 11 is installed at the bottom end of an output shaft of the first electric push rod 10, when the pallet fork is bent, the first electric push rod 10 is controlled to work, the first roller 11 is pushed to move downwards and is pressed on the inclined surface of the pallet fork, the bent pallet fork is tilted, meanwhile, in the pressing process, the roller can rotate along with the change of the angle of the pallet fork, and the impression mark on the surface of the pallet fork after cooling is not obvious;
the displacement mechanism 8 comprises a second electric push rod 12 and a third electric push rod 13 which are positioned above the feeding roller 4, the second electric push rod 12 is vertically installed on the lower die 1, the third electric push rod 13 is horizontally installed at the bottom end of an output shaft of the second electric push rod 12, one end of an output shaft of the third electric push rod 13 is close to one side of the die head 6, an arc-shaped baffle 14 is installed at the end part of the output shaft of the third electric push rod 13, a plurality of stop rods 15 which are distributed centripetally are installed on the side wall, close to the die head 6, of the baffle 14, and a rotatable second roller 16 is installed at the end part of each stop rod 15;
on the basis, when the pallet fork is pressed and tilted by the pressing mechanism 7, as the rotatable ball 9 is adopted at the supporting part, in order to prevent the pallet fork from sliding to the other side, the second electric push rod 12 is controlled to drive the third electric push rod 13 to move downwards to one side of the pallet fork, and meanwhile, the third electric push rod 13 is controlled to drive the baffle 14 to move, so that the second roller 16 at the end part of the baffle rod 15 at the other side of the baffle 14 can be abutted against the other side wall of the pallet fork, and the pallet fork is slowly pushed to one side of the feeding pipe, and in the pushing process, the second roller 16 can rotate along with the change of the angle of the pallet fork, and the occurrence of indentations on the surface of the pallet fork after being cooled can be reduced;
because baffle 14 is the arc, therefore the fork when slowly by the perk, a plurality of second gyro wheels 16 on its lateral wall can be fine with the laminating of fork outer wall, when fork parallel feed roll 5 completely, third electric putter 13 can promote the fork after the bending to feed roll 5 on, feed roll 5 will buckle the fork and transmit to the outside.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (5)
1. The utility model provides a fork bending device of fork truck, includes bed die and last mould, offers the die cavity that is used for the fork to buckle on the surface of bed die, its characterized in that: the improved pallet fork angle adjusting device is characterized in that a feeding roller and a feeding roller which are used for conveying a pallet fork are respectively arranged on two sides of the die cavity, a die head capable of lifting is arranged right above the die cavity, the bottom of the die head is conical, the outer wall of the die head is matched with the inner wall of the die cavity, a pressing mechanism and a displacement mechanism are respectively arranged on two sides of the die head, the pressing mechanism is used for changing the placement angle of the pallet fork after being bent in the die cavity, the displacement mechanism stabilizes the pallet fork in the process that the angle of the pallet fork is adjusted by the pressing mechanism, and pushes the pallet fork to move to the outside of the die cavity after.
2. The forklift fork bending device according to claim 1, wherein: the edge of the top of the die cavity, which is close to one side of the feed roller, is embedded with a rotatable ball, the ball is positioned at the boundary between the inner wall of the die cavity and the surface of the lower die, and the height of the ball is lower than that of the feed roller.
3. The forklift fork bending device according to claim 1, wherein: the pressing mechanism comprises a first electric push rod positioned above the feeding roller, the first electric push rod is vertically arranged downwards, the first electric push rod is fixedly installed on the upper die, and a rotatable first roller is installed at the bottom end of an output shaft of the first electric push rod.
4. The forklift fork bending device according to claim 1, wherein: the displacement mechanism comprises a second electric push rod and a third electric push rod which are positioned above the feeding roller, the second electric push rod is vertically installed on the lower die, and the third electric push rod is horizontally installed at the bottom end of an output shaft of the second electric push rod.
5. The forklift fork bending device according to claim 4, wherein: one end of an output shaft of the third electric push rod is close to one side of the die head, an arc-shaped baffle is installed at the end part of the output shaft of the third electric push rod, a plurality of baffle rods which are distributed centripetally are installed on the side wall of the baffle close to the die head, and a rotatable second roller is installed at the end part of each baffle rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011541120.4A CN112792176B (en) | 2020-12-23 | 2020-12-23 | Fork bending device of forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011541120.4A CN112792176B (en) | 2020-12-23 | 2020-12-23 | Fork bending device of forklift |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112792176A true CN112792176A (en) | 2021-05-14 |
| CN112792176B CN112792176B (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011541120.4A Active CN112792176B (en) | 2020-12-23 | 2020-12-23 | Fork bending device of forklift |
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| CN (1) | CN112792176B (en) |
Citations (13)
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| JPS59179248A (en) * | 1983-03-30 | 1984-10-11 | Godo Kinzoku Kogyo Kk | Production of fork |
| JP2938046B1 (en) * | 1998-06-25 | 1999-08-23 | 山口日本電気株式会社 | Article transfer equipment |
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| CN212093836U (en) * | 2020-03-31 | 2020-12-08 | 平顶山市晨翔工贸有限公司 | Generating line processingequipment |
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| CN112792176B (en) | 2022-12-06 |
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