CN113020909A - Integrated forming method for front fork of forklift - Google Patents
Integrated forming method for front fork of forklift Download PDFInfo
- Publication number
- CN113020909A CN113020909A CN202110267012.0A CN202110267012A CN113020909A CN 113020909 A CN113020909 A CN 113020909A CN 202110267012 A CN202110267012 A CN 202110267012A CN 113020909 A CN113020909 A CN 113020909A
- Authority
- CN
- China
- Prior art keywords
- front fork
- forklift
- wire
- ball
- screw
- 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
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005520 cutting process Methods 0.000 claims abstract description 57
- 238000005242 forging Methods 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims abstract description 7
- 238000005496 tempering Methods 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000002918 waste heat Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008092 positive effect Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/26—Apparatus for moving or positioning electrode relatively to workpiece; Mounting of electrode
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention belongs to the technical field of forklift production, and particularly relates to a forklift front fork integrated forming method which comprises the following steps of blanking, cutting, forging, bending, tempering and linear cutting; compared with the prior art, the invention has the advantages and positive effects that: (1) the current situation that the fork truck front fork hook is welded is changed, the fork truck front fork is produced by adopting an integrated forming method, the welding stress of the hook part is avoided, and the bearing capacity of the fork truck front fork is improved; (2) the hook part of the front fork of the forklift is processed by using numerical control linear cutting equipment, so that the size precision is high, the appearance is attractive, and the assembly precision with the forklift is high; (3) the current situations that the workbench of the existing linear cutting equipment moves and the horizontal position of the cutting wire is unchanged are changed, so that the linear cutting equipment can process large-sized workpieces without being limited by the bearing capacity of the workbench.
Description
Technical Field
The invention belongs to the technical field of forklift production, and particularly relates to a forklift front fork integrated forming method.
Background
The fork is an L-shaped steel component, is arranged on a forklift or a lifting engineering vehicle and is used for supporting various heavy objects. The invention discloses a novel process for manufacturing a forklift fork, which is characterized in that on the basis of summarizing, forging, drawing and blank-making, reverse thinking is adopted, a local eccentric upsetting method is utilized, a rolled rectangular or square blank is locally heated and then upset to form a compensation boss in the middle of a fork blank, the compensation boss is bent by utilizing waste heat, and an inclined plane of a fork body is formed by cutting, rolling or sawing. The technological method of the invention discloses that a special die is utilized to carry out local eccentric upsetting on a square blank to obtain a compensation boss.
However, in the method of the invention, the step g is to weld the hook instead of machining the hook by using numerical control equipment. Because the workpiece is generally placed on the movable workbench by the conventional numerical control machining equipment, the workpiece is horizontally moved by the workbench in the machining process, and the size of the front fork piece of the forklift is not suitable for being placed on the workbench of the conventional numerical control machining equipment. Due to factors such as welding stress, the strength of the welding hook is lower than that of the front fork base body, and the bearing capacity of the front fork of the forklift is influenced; and welded couple overall dimension precision is not high, probably influences the assembly with fork truck.
Disclosure of Invention
The invention provides a forklift front fork integrated forming method aiming at the problems that the strength of a welding hook of a forklift front fork is lower than that of a front fork base body and the accuracy of the appearance size of the welding hook is not high.
In order to achieve the purpose, the invention adopts the technical scheme that: a forklift front fork integrated forming method comprises the following steps:
blanking, wherein a front fork raw material piece of the forklift is a cuboid block with a step at one end in the length direction;
cutting, namely cutting fork points far away from the step end in the length direction of the front fork raw material piece of the forklift;
forging, namely heating the cut forklift front fork raw material part, and forging a compensation boss in the middle of the forklift front fork raw material part;
bending, namely bending the compensation boss by using waste heat to process a right-angled bend on the front fork raw material piece of the forklift;
step five, quenching and tempering and shaping;
and step six, performing linear cutting, namely performing linear cutting on the step end of the tempered forklift front fork raw material piece by using linear cutting equipment to process the hook of the forklift front fork.
A linear cutting device used in a forklift front fork integrated forming method comprises a workbench, an upper coil holder and a lower coil holder, wherein a cutting wire is arranged between the upper coil holder and the lower coil holder, and the linear cutting device also comprises a coil holder adjusting device; the wire rack adjusting device comprises a height adjusting device and a horizontal adjusting device, and the horizontal adjusting device comprises an X-direction adjusting device and a Y-direction adjusting device; the workbench is fixed on one side of the cutting wire, which is far away from the height adjusting device.
Preferably, the Y-direction adjusting devices are Y-direction screw rod transmission devices, the number of the Y-direction adjusting devices is two, and each Y-direction screw rod transmission device comprises a Y-direction screw rod, a first ball sliding block and a first servo motor; the two Y-direction lead screws are horizontally arranged in a Y-direction parallel mode, the first ball sliding block is matched with the Y-direction lead screws, and one ends of the Y-direction lead screws are in driving connection with the first servo motor.
Preferably, the X-direction adjusting device is an X-direction screw transmission device, the X-direction screw transmission device comprises an X-direction screw, two ball sliders and a servo motor II, the X-direction screw is horizontally arranged between the two ball sliders I, the ball sliders II are matched with the X-direction screw, one end of the X-direction screw is in driving connection with the servo motor II, and the servo motor II is arranged on one of the two ball sliders I.
Preferably, the X-direction lead screw transmission device further comprises two polished rods parallel to the X-direction lead screw, the two polished rods are symmetrically arranged on two sides of the X-direction lead screw in the Y direction, and the two polished rods are connected with the second ball sliding blocks in a sliding mode.
Preferably, the height adjusting device comprises a vertical screw rod, a mounting plate, a vertical guide rail and a servo motor III; the mounting plate is vertically mounted on the upper surface of the second ball sliding block, and the horizontal projection of the mounting plate is parallel to the Y direction; a vertical screw rod is arranged on the surface of one side, close to the workbench, of the mounting plate; the number of the vertical guide rails is two, and the two vertical guide rails are symmetrically arranged on two sides of the vertical screw rod in the Y direction; the upper end of the vertical screw is in driving connection with the servo motor III, the vertical screw is provided with the ball slide block III, and the ball slide block III is matched with the vertical screw.
Preferably, the end, close to the mounting plate, of the wire feeding frame is fixedly connected with the ball sliding block III, the positions, close to the mounting plate, of the wire feeding frame, corresponding to the two vertical guide rails are respectively provided with the side sliding blocks, and the side sliding blocks are connected with the vertical guide rails in a sliding mode.
Preferably, the horizontal projection of the lower line frame is superposed with the upper line frame, and the lower line frame is fixedly connected with the lower part of the mounting plate.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) the current situation that the fork truck front fork hook is welded is changed, the fork truck front fork is produced by adopting an integrated forming method, the welding stress of the hook part is avoided, and the bearing capacity of the fork truck front fork is improved;
(2) the hook part of the front fork of the forklift is processed by using numerical control linear cutting equipment, so that the size precision is high, the appearance is attractive, and the assembly precision with the forklift is high;
(3) the current situations that the workbench of the existing linear cutting equipment moves and the horizontal position of the cutting wire is unchanged are changed, so that the linear cutting equipment can process large-sized workpieces without being limited by the bearing capacity of the workbench.
Drawings
In order to more clearly illustrate the technical scheme of the embodiment of the invention, the drawings used in the description of the embodiment will be briefly introduced, and fig. 1 is a process flow chart of a forklift front fork integral forming method;
FIG. 2 is a schematic view of a wire cutting apparatus used in the method for integrally forming the front fork of a forklift;
fig. 3 is a schematic view of a height adjusting device in the wire cutting apparatus.
1-a height adjusting device, 11-a vertical screw, 12-a mounting plate, and 13-a vertical guide rail;
2-horizontal adjusting device, 21-X direction adjusting device, 22-Y direction adjusting device;
3-upper wire frame, 4-workbench, 5-lower wire frame.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Example 1
The invention will be further described with reference to fig. 1-3, and a method for integrally forming a front fork of a forklift includes the following steps, as shown in fig. 1:
blanking, wherein a front fork raw material piece of the forklift is a cuboid block with a step at one end in the length direction;
cutting, namely cutting fork points far away from the step end in the length direction of the front fork raw material piece of the forklift;
forging, namely heating the cut forklift front fork raw material part, and forging a compensation boss in the middle of the forklift front fork raw material part;
bending, namely bending the compensation boss by using waste heat to process a right-angled bend on the front fork raw material piece of the forklift;
step five, quenching and tempering and shaping;
and step six, performing linear cutting, namely performing linear cutting on the step end of the tempered forklift front fork raw material piece by using linear cutting equipment to process the hook of the forklift front fork.
A wire cutting device used in a forklift front fork integral forming method comprises a workbench 4, an upper wire frame 3 and a lower wire frame 5, wherein a cutting wire is arranged between the upper wire frame 3 and the lower wire frame 5, and the wire cutting device further comprises a wire frame adjusting device, as shown in figure 2.
As shown in fig. 2, the bobbin adjusting device includes a height adjusting device 1 and a horizontal adjusting device 2, and the horizontal adjusting device 2 includes an X-direction adjusting device 21 and a Y-direction adjusting device 22.
As shown in fig. 2, the table 4 is fixed to the side of the cutting wire remote from the height adjusting device 1.
As shown in fig. 2, the Y-direction adjusting devices 22 are two Y-direction screw drivers, and each Y-direction screw driver includes a Y-direction screw, a first ball slider, and a first servo motor; the two Y-direction lead screws are horizontally arranged in parallel in the Y direction, the ball sliding block I is matched with the Y-direction lead screws, one ends of the Y-direction lead screws are in driving connection with the servo motor I, and the other ends of the Y-direction lead screws are arranged in a bearing seat with a bearing.
As shown in fig. 2, the X-direction adjusting device 21 is an X-direction screw transmission device, the X-direction screw transmission device includes an X-direction screw, two ball blocks and a second servo motor, the X-direction screw is horizontally installed between the two ball blocks, and the ball blocks can be matched with the X-direction screw. One end of the X-direction lead screw in the length direction is in driving connection with a second servo motor (the second servo motor is arranged on a first ball sliding block), and the other end of the X-direction lead screw is arranged in a bearing seat with a bearing (the bearing seat is arranged on the other ball sliding block).
As shown in fig. 2, the X-direction lead screw transmission device further comprises two polished rods parallel to the X-direction lead screw, the two polished rods are symmetrically installed on two sides of the X-direction lead screw in the Y direction, and the two polished rods are connected with the second ball sliding blocks in a sliding manner.
As shown in fig. 2 and 3, the height adjusting device 1 includes a vertical screw 11, a mounting plate 12, a vertical guide rail 13 and a servo motor iii; the mounting plate 12 is vertically mounted on the upper surface of the ball sliding block II, and the horizontal projection of the mounting plate 12 is parallel to the Y direction; a vertical screw rod 11 is arranged on the surface of one side, close to the workbench 4, of the mounting plate 12; the number of the vertical guide rails 13 is two, and the two vertical guide rails 13 are symmetrically arranged on two sides of the vertical screw rod 11 in the Y direction; the upper end of the vertical screw rod 11 is in driving connection with the servo motor III, the vertical screw rod 11 is provided with a ball slide block III, and the ball slide block III is matched with the vertical screw rod 11.
As shown in fig. 3, the end of the upper bobbin 3 close to the mounting plate 12 is fixedly connected with the three ball sliders, the end of the upper bobbin 3 close to the mounting plate 12 is respectively provided with a side slider at the position corresponding to the two vertical guide rails 13, and the side sliders are slidably connected with the vertical guide rails 13.
The horizontal projection of the lower coil holder 5 is superposed with the upper coil holder 3, and the lower coil holder 5 is fixedly connected with the lower part of the mounting plate 12.
And a cutting wire cylinder (not shown in the figure) is also arranged on the upper surface of the second ball sliding block, and the cutting wire rotates among the upper wire frame 3, the lower wire frame 5 and the cutting wire cylinder.
When the step end of the quenched and tempered forklift front fork raw material piece is subjected to linear cutting by using linear cutting equipment, the step end of the forklift front fork raw material piece is suspended on the outer side, close to a cutting wire, of the workbench 4 (the step end is punched on the punching machine in advance, the axis of the hole cavity is parallel to the width direction of the forklift front fork), and other parts of the forklift front fork raw material piece are fixed on the workbench.
The linear cutting equipment also comprises a numerical control system and a high-frequency power supply, and the linear cutting equipment is controlled by the numerical control system to automatically finish the processing of the front fork hook part of the forklift. The method specifically comprises the following steps: the cutting wire penetrates through a hole cavity at the step end of the front fork of the forklift, the moving track of the cutting wire in the horizontal plane is set by the numerical control system, then the numerical control system controls a servo motor II of the X-direction adjusting device 21 and a servo motor I of the Y-direction adjusting device 22 to operate, the servo motor II and the servo motor I respectively drive a ball sliding block II and the ball sliding block I to move along the X direction and the Y direction, and therefore the position of a horizontal projection point of the cutting wire on the ball sliding block II is adjusted, and linear cutting of the hook portion is completed. When the width of the forklift front fork step end to be cut changes, the position of the ball slide block III on the vertical screw rod 11 can be adjusted, so that the vertical distance between the upper wire rack 3 and the lower wire rack 5 is adjusted to adapt to the width change of the forklift front fork step end.
Example 2
The difference between this example and example 1 is: the number of the Y-direction adjusting devices 22 is one, the number of the X-direction adjusting devices 21 is two, the Y-direction adjusting devices are installed on the ground, and Y-direction lead screws of the Y-direction adjusting devices 22 are installed between two ball sliders II of the X-direction adjusting devices 21;
the height adjusting device 1 is mounted on an upper surface of the ball slider of the Y-direction adjusting device 22.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the above-mentioned technical details to other fields by using the equivalent embodiments with equivalent changes or modifications, but any simple modification and equivalent changes made to the above embodiments according to the technical spirit of the present invention may still fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. A forklift front fork integrated forming method is characterized by comprising the following steps:
blanking, wherein a front fork raw material piece of the forklift is a cuboid block with a step at one end in the length direction;
cutting, namely cutting fork points far away from the step end in the length direction of the front fork raw material piece of the forklift;
forging, namely heating the cut forklift front fork raw material part, and forging a compensation boss in the middle of the forklift front fork raw material part;
bending, namely bending the compensation boss by using waste heat to process a right-angled bend on the front fork raw material piece of the forklift;
step five, quenching and tempering and shaping;
and step six, performing linear cutting, namely performing linear cutting on the step end of the tempered forklift front fork raw material piece by using linear cutting equipment to process the hook of the forklift front fork.
2. A wire cutting apparatus for use in the method of integrally forming a forklift front fork according to claim 1, comprising a table (4), an upper wire frame (3) and a lower wire frame (5), a cutting wire being installed between the upper wire frame (3) and the lower wire frame (5), characterized by further comprising a wire frame adjusting device;
the wire rack adjusting device comprises a height adjusting device (1) and a horizontal adjusting device (2), wherein the horizontal adjusting device (2) comprises an X-direction adjusting device (21) and a Y-direction adjusting device (22);
the workbench (4) is fixed on one side of the cutting wire, which is far away from the height adjusting device (1).
3. The wire cutting apparatus according to claim 2, wherein the Y-direction adjusting devices (22) are Y-direction screw transmissions and are two in number, each of the Y-direction screw transmissions comprises a Y-direction screw, a first ball slider and a first servo motor; the two Y-direction lead screws are horizontally arranged in a Y-direction parallel mode, the first ball sliding block is matched with the Y-direction lead screws, and one ends of the Y-direction lead screws are in driving connection with the first servo motor.
4. The wire cutting device according to claim 3, wherein the X-direction adjusting device (21) is an X-direction screw transmission device, the X-direction screw transmission device comprises an X-direction screw, a second ball block and a second servo motor, the X-direction screw is horizontally arranged between the first two ball blocks, the second ball block is matched with the X-direction screw, one end of the X-direction screw is in driving connection with the second servo motor, and the second servo motor is arranged on one of the first two ball blocks.
5. The wire cutting device according to claim 4, wherein the X-direction screw transmission device further comprises two polished rods parallel to the X-direction screw, the two polished rods are symmetrically arranged on two sides of the X-direction screw in the Y direction, and the two polished rods are slidably connected with the second ball sliding blocks.
6. The wire cutting apparatus according to claim 4 or 5, wherein the height adjustment device (1) comprises a vertical screw (11), a mounting plate (12), a vertical guide rail (13) and a servo motor III;
the mounting plate (12) is vertically mounted on the upper surface of the ball sliding block II, and the horizontal projection of the mounting plate (12) is parallel to the Y direction; a vertical screw rod (11) is arranged on the surface of one side, close to the workbench (4), of the mounting plate (12); the number of the vertical guide rails (13) is two, and the two vertical guide rails (13) are symmetrically arranged on two sides of the vertical screw rod (11) in the Y direction; the upper end of the vertical screw (11) is in driving connection with the servo motor III, the vertical screw (11) is provided with a ball slide block III, and the ball slide block III is matched with the vertical screw (11).
7. The wire cutting device according to claim 6, characterized in that the end of the upper wire frame (3) close to the mounting plate (12) is fixedly connected with a three-ball slider, and the end of the upper wire frame (3) close to the mounting plate (12) is respectively provided with a side slider corresponding to the two vertical guide rails (13), and the side sliders are connected with the vertical guide rails (13) in a sliding manner.
8. The wire cutting apparatus as claimed in claim 7, characterized in that the lower wire rack (5) has a horizontal projection coinciding with the upper wire rack (3), and the lower wire rack (5) is fixedly connected to the lower part of the mounting plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110267012.0A CN113020909A (en) | 2021-03-11 | 2021-03-11 | Integrated forming method for front fork of forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110267012.0A CN113020909A (en) | 2021-03-11 | 2021-03-11 | Integrated forming method for front fork of forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113020909A true CN113020909A (en) | 2021-06-25 |
Family
ID=76469763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110267012.0A Pending CN113020909A (en) | 2021-03-11 | 2021-03-11 | Integrated forming method for front fork of forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113020909A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001070618A1 (en) * | 2000-03-20 | 2001-09-27 | Cfs Falkenroth Umformtechnik Gmbh & Co. | Method for producing a fork prong |
| CN101214604A (en) * | 2008-01-07 | 2008-07-09 | 秦绪卿 | Manufacturing process method for fork of forklift truck |
| CN202200029U (en) * | 2011-06-09 | 2012-04-25 | 宁波韧霸货叉有限公司 | Fork truck fork producing device |
| CN203715196U (en) * | 2014-01-02 | 2014-07-16 | 宁波韧霸货叉有限公司 | Fork facilitating hanging of fork sleeve |
| CN203865979U (en) * | 2014-01-02 | 2014-10-08 | 宁波韧霸货叉有限公司 | Pallet fork with sleeve and idler wheels |
| CN104555825A (en) * | 2014-11-25 | 2015-04-29 | 宁波韧霸货叉有限公司 | Forklift fork and preparation method thereof |
| CN105726085A (en) * | 2016-04-18 | 2016-07-06 | 珠海维尔康生物科技有限公司 | Driving force transmission component and manufacturing method as well as bendable grinding head and medical grinding tool |
| CN207158725U (en) * | 2017-08-31 | 2018-03-30 | 宁波韧霸货叉有限公司 | A kind of modified pallet fork |
| CN108247159A (en) * | 2018-04-11 | 2018-07-06 | 山东云峰数控科技有限公司 | A kind of special wire cutting machine tool of tire-mold |
| CN108547384A (en) * | 2018-04-12 | 2018-09-18 | 东南大学 | The I-shaped energy-consuming device of Two bors d's oeuveres and its support construction |
| CN110182726A (en) * | 2019-05-21 | 2019-08-30 | 安徽安鑫货叉有限公司 | A kind of intelligent pallet fork of stable loading |
| CN111994168A (en) * | 2020-08-13 | 2020-11-27 | 北京新能源汽车股份有限公司 | 3D printed steering knuckle, manufacturing method, suspension system and automobile |
-
2021
- 2021-03-11 CN CN202110267012.0A patent/CN113020909A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001070618A1 (en) * | 2000-03-20 | 2001-09-27 | Cfs Falkenroth Umformtechnik Gmbh & Co. | Method for producing a fork prong |
| CN101214604A (en) * | 2008-01-07 | 2008-07-09 | 秦绪卿 | Manufacturing process method for fork of forklift truck |
| CN202200029U (en) * | 2011-06-09 | 2012-04-25 | 宁波韧霸货叉有限公司 | Fork truck fork producing device |
| CN203715196U (en) * | 2014-01-02 | 2014-07-16 | 宁波韧霸货叉有限公司 | Fork facilitating hanging of fork sleeve |
| CN203865979U (en) * | 2014-01-02 | 2014-10-08 | 宁波韧霸货叉有限公司 | Pallet fork with sleeve and idler wheels |
| CN104555825A (en) * | 2014-11-25 | 2015-04-29 | 宁波韧霸货叉有限公司 | Forklift fork and preparation method thereof |
| CN105726085A (en) * | 2016-04-18 | 2016-07-06 | 珠海维尔康生物科技有限公司 | Driving force transmission component and manufacturing method as well as bendable grinding head and medical grinding tool |
| CN207158725U (en) * | 2017-08-31 | 2018-03-30 | 宁波韧霸货叉有限公司 | A kind of modified pallet fork |
| CN108247159A (en) * | 2018-04-11 | 2018-07-06 | 山东云峰数控科技有限公司 | A kind of special wire cutting machine tool of tire-mold |
| CN108547384A (en) * | 2018-04-12 | 2018-09-18 | 东南大学 | The I-shaped energy-consuming device of Two bors d's oeuveres and its support construction |
| CN110182726A (en) * | 2019-05-21 | 2019-08-30 | 安徽安鑫货叉有限公司 | A kind of intelligent pallet fork of stable loading |
| CN111994168A (en) * | 2020-08-13 | 2020-11-27 | 北京新能源汽车股份有限公司 | 3D printed steering knuckle, manufacturing method, suspension system and automobile |
Non-Patent Citations (1)
| Title |
|---|
| 陈光军: "《模具数控加工技术》", 31 March 2017 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205927249U (en) | Two planer -type numerically controlled fraise machines | |
| CN110653315B (en) | Multi-station integrated composite forging method | |
| CN106112237A (en) | A kind of CNC multiaxis plasma cutter and method | |
| CN114932155A (en) | Reshaping device for vehicle door remanufacturing | |
| CN113020909A (en) | Integrated forming method for front fork of forklift | |
| CN109013793A (en) | A kind of metal plate flanging production line | |
| CN110560524B (en) | Multi-diameter pipe bending machine | |
| CN104722611A (en) | Multifunctional numerically-controlled rear material stopping device | |
| CN106166625A (en) | A kind of double gantry numerical control milling machine | |
| CN215697361U (en) | Stamping die with high positioning accuracy for precision machining | |
| CN110666418A (en) | Welding manipulator guiding mechanism | |
| CN216919323U (en) | Surface hardening device for large casting of machine tool | |
| CN215477573U (en) | Bed net frame tool equipment | |
| CN110699537B (en) | Quenching tool capable of adjusting height and quenching processing technology thereof | |
| CN211305585U (en) | Positioning platform for forging processing | |
| CN216937789U (en) | Straightening machine for processing automobile copper bars | |
| CN114226942B (en) | Spot welding control method for welding L-shaped bracket by welding equipment | |
| CN210099048U (en) | Numerical control machine tool for machining coil cushion block | |
| CN214639721U (en) | Full-servo pipe end forming machine | |
| CN217394185U (en) | Be suitable for spot welding frock and welding equipment of many specifications support | |
| CN219507964U (en) | Quenching device for motor shaft of electric tool | |
| CN110405100A (en) | A kind of manipulator general assembly | |
| CN220612775U (en) | Sheet metal part forming and welding device | |
| CN215614778U (en) | Forging press slider guiding mechanism is used in processing of handcart frame | |
| CN220329866U (en) | Reducing forming mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |
|
| RJ01 | Rejection of invention patent application after publication |