CN101773971B - Processing method for display foundation hardware - Google Patents
Processing method for display foundation hardware Download PDFInfo
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- CN101773971B CN101773971B CN2010100448081A CN201010044808A CN101773971B CN 101773971 B CN101773971 B CN 101773971B CN 2010100448081 A CN2010100448081 A CN 2010100448081A CN 201010044808 A CN201010044808 A CN 201010044808A CN 101773971 B CN101773971 B CN 101773971B
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- counterbore
- hardware
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- punching
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Abstract
The invention discloses a processing method for a display foundation hardware, mainly comprising the following steps: step 1: punching the hardware to form the raised part of the display foundation; step 2: cutting punched holes; step 3: punch forming; step 4: flattening and shaping the semi-finished display foundation hardware; wherein, the step 2 is carried out while the motion of cutting the edge shape of the hardware and the motion of punching to form vertical pre-punching holes at the position where counter bores are arranged are finished; the step 3 is carried out while the motion of flanging and forming the edge of the hardware, the motion of punching to form counter bores on the basis of the vertical pre-punching holes and the motion of engraving graphics and characters are finished. Compared with the existing technology, the four steps of the processing method of the invention simplify the processing steps, save costs and ensure quality of finished products by setting the flattening and shaping step as the final step. In addition, the new counter bore forming method and the flattening and shaping method are adopted, thus further ensuring accurate forming of the counter bores and flatness of the finished product.
Description
Technical field the present invention relates to a kind of processing method of ironware, relates in particular to the processing method of display foundation hardware.
The processing method of the present display foundation hardware of background technology generally has five operations; The display foundation hardware processing effect figure of each operation is as shown in Figure 1; In each frame of broken lines, the top is the vertical view of display foundation hardware, and the below is the lateral elevational view of display foundation hardware.First procedure 01 forms the bossing of display base for the punching press ironware; Second operation work 02 is the pressing shaping of semi-finished product display foundation hardware; Three process 03 is cutting punching operation, comprises cutting ironware edge shape and forms vertical pre-punched hole in the position punching press that counterbore will be set; The 4th procedure 04 is the flange moulding at ironware edge; Five processes 05 is that punching press forms counterbore and mint-mark pictograph on ironware on the basis of vertical pre-punched hole.
There is following defective in existing display foundation hardware processing method: at first; Second operation work 02 can only guarantee half-finished flatness during for the pressing shaping of semi-finished product display foundation hardware; But because manufacturing procedure after this still possibly cause half-finished bending, thereby can't guarantee the flatness of finished product; Secondly, because the fabrication error that the forming direction in the 4th procedure 04 upwards and be the operation content that the single punching press can't compound the 5th road, has not only increased production cost has also increased product influences quality.
Counterbore method of forming when present five processes 05 punching press forms counterbore mainly is the rigidity counterbore method of forming; As shown in Figures 2 and 3; This method is divided into two steps, and vertical 06, the second step of pre-punched hole of first step punching out on workpiece is at vertical pre-punched hole position punching out counterbore 07.Wherein the guiding counterbore is fastened on fixed head 09 towards pin 08 in second step, and the length at its drift position 010 makes it can pass workpiece 014 and gets in the pilot hole of offering on the lower bolster 011 012.Because the guiding counterbore is fixed on the fixed head 09 with fastening mode towards pin 08 in this method; 012 pair of guiding of the pilot hole counterbore that only utilizes lower bolster 011 to offer carries out centering by force towards pin 08; Be easy to generate burr in the counterbore of the uneven and processing of the counterbore accuracy of form and position in its production process, make its effect desirable not to the utmost.
In the prior art; The pressing shaping method of second operation work 02 semi-finished product display foundation hardware mainly adopts flexible integer method; As shown in Figure 4, the semi-finished product display foundation hardware that needs shaping is placed on the punch press, between semi-finished product display foundation hardware and slider of punch, lay polyurethane 013; Make the semi-finished product display foundation hardware on the pressurized direction, produce an amount of distortion through adjustment slider of punch stroke, thereby reach shaping effect.The plastic precision of this product shaping methods not good (general flatness is more than 0.5) is wanted frequent mode transfer during quality instability and production simultaneously.
The problem that summary of the invention the present invention will solve provides a kind of processing step to be simplified, and the counterbore moulding is accurate, the processing method of the display foundation hardware that the finished product flatness is high.
For addressing the above problem, the processing method of display foundation hardware of the present invention mainly may further comprise the steps: first procedure: the punching press ironware forms the bossing of display base; Second operation work: cutting punching operation; Three process: punch forming operation; The 4th procedure: the pressing shaping of semi-finished product display foundation hardware; Wherein, described second road cutting punching operation is accomplished the action and the action that forms vertical pre-punched hole in the position punching press that counterbore will be set in cutting ironware edge shape road simultaneously; Described the 3rd road punch forming operation accomplishes the action of ironware edge flange moulding simultaneously, punching press forms the action of counterbore and the action of mint-mark pictograph on ironware on the basis of vertical pre-punched hole.
Owing to the action of the stamping forming action of the action of ironware edge flange moulding and counterbore and mint-mark pictograph is incorporated in the operation accomplishes; Simultaneously; The 4th procedure has been adjusted in the pressing shaping of semi-finished product display foundation hardware, and this processing method has been simplified processing step, provides cost savings; Reduce the fabrication error of product, guaranteed quality.
The method that punching press in the present invention's three process forms counterbore adopts the free centering counterbore method of forming; The described free centering counterbore method of forming is a punching out counterbore on the vertical pre-punched hole basis that the second operation work punching press forms; Specifically be to utilize counterbore to be slightly larger than the structure of product orientation tolerance towards the monolateral fit clearance of pin and template; Make counterbore in template, be in the horizontal anomalous movement state towards pin; Because counterbore is profiling towards needle section, in moulding moment, mobile in right amount in template makes counterbore towards the direct centering of pin towards the even contact at the imitation profile of needle section and vertical pre-punched hole edge and counterbore towards pin to rely on counterbore.Adopt the free centering counterbore method of forming to substitute the rigidity counterbore method of forming or the back punching counterbore method of forming, the service life that the quality of the counterbore that not only improves has also improved mould.
Counterbore of the present invention can be 0.25 millimeter towards the monolateral fit clearance of pin and template.This fit clearance is greater than the alignment tolerance of product, for an amount of mobile space is provided towards pin, make its can be along vertical pre-punched hole edge direct centering.
The pressing shaping of the semi-finished product display foundation hardware in the present invention's the 4th procedure can be adopted the correction method of trimming bolt rigidity; The correction method of described trimming bolt rigidity is to arrange that on rectifying plane at least two limited posts are as benchmark; Distribute a plurality of uniformly at semi-finished product display foundation hardware upper and lower surfaces to top fastening bolt; Through regulating, make top fastening bolt is carried out stepless spiral lifting motion, thereby rigidity is proofreaied and correct the flatness of semi-finished product display foundation hardware the adjusting nut on the top fastening bolt.The correction method of trimming bolt rigidity is because the convenience of screw spiral, reached the flatness of ironware product is finely tuned and the purpose of micro-control, and the product flatness can be controlled within 0.3, and production performance is stable.
The present invention can be provided with the action of removing the ironware burr at last at each procedure.
Owing to can produce burr at the workpiece edge in the process, therefore adopt the action of removing the ironware burr at last at each procedure.
In sum, the present invention compared with prior art, processing method of the present invention is reduced to four with five original manufacturing procedures, and smooth operation is arranged on final step, has simplified processing step, provides cost savings, and has guaranteed the quality of finished product; Adopt new counter bore forming method simultaneously and flatten shaping methods, guaranteed that further the counterbore moulding accurately and the flatness of finished product.
Hereinafter combines the accompanying drawing and the specific embodiment that the present invention is done further detailed explanation:
Fig. 1 is the display foundation hardware processing effect figure of each operation in the existing processing method;
Fig. 2 is the mould generalized section at counterbore position of the first step of the prior art rigidity counterbore method of forming;
Fig. 3 is the mould generalized section at counterbore position in second step of the prior art rigidity counterbore method of forming;
Fig. 4 is the processing sketch map of the flexible integer method of prior art;
Fig. 5 is a processing method flow chart of the present invention;
Fig. 6 is the display foundation hardware processing effect figure of each operation among the present invention;
Fig. 7 is the mould generalized section at the counterbore position of the free centering counterbore method of forming among the present invention;
Fig. 8 is the structural representation of trimming bolt rigidity correction method among the present invention.
The specific embodiment such as Fig. 5, shown in Figure 6, wherein, Fig. 6 is the display foundation hardware processing effect figure of each operation, and in each frame of broken lines, the top is the vertical view of display foundation hardware, and the below is the lateral elevational view of display foundation hardware.The processing method of display foundation hardware of the present invention mainly may further comprise the steps: first procedure 1: the punching press ironware forms the bossing of display base; Second operation work 2: cutting punching operation; Three process 3: punch forming operation; The 4th procedure 4: the pressing shaping of semi-finished product display foundation hardware; Wherein, described second road cutting punching operation 2 is accomplished the action 21 and the action 22 that forms vertical pre-punched hole in the position punching press that counterbore will be set of cutting ironware edge shape simultaneously; Described the 3rd road punch forming operation 3 accomplishes the action 31 of ironware edge flange moulding simultaneously, punching press forms the action 32 of counterbore and the action 33 of mint-mark pictograph on ironware on the basis of vertical pre-punched hole.
As shown in Figure 7, the method that the punching press in the present invention's three process 3 forms counterbore 07 adopts the free centering counterbore method of forming.The described free centering counterbore method of forming is a punching out counterbore 32 on vertical pre-punched hole 06 basis that the second operation work punching press forms; Specifically be to utilize counterbore to be slightly larger than the structure of product orientation tolerance towards the pin 34 and the monolateral fit clearance of template 35; Make counterbore in template 35, be in the horizontal anomalous movement state towards pin 34; Because counterbore is profiling towards needle section 36; In moulding moment, mobile in right amount in template 35 makes counterbore towards pin 34 direct centerings towards the even contact at the imitation profile of needle section 36 and vertical pre-punched hole 06 edge and counterbore towards pin 34 to rely on counterbore.
Counterbore of the present invention can be 0.25 millimeter towards the monolateral fit clearance of pin 34 and template 35.
As shown in Figure 8, the correction method of trimming bolt rigidity is adopted in the pressing shaping of the semi-finished product display foundation hardware of the present invention's the 4th procedure 4.The correction method of described trimming bolt rigidity is to arrange that on rectifying plane at least two limited posts 51 are as benchmark; Distribute a plurality of uniformly at semi-finished product display foundation hardware upper and lower surfaces to top fastening bolt 52; Through regulating to the adjusting nut on the top fastening bolt 52 53; Make top fastening bolt 52 is carried out stepless spiral lifting motion, thereby rigidity is proofreaied and correct the flatness of semi-finished product display foundation hardware.
Be provided with the action of removing the ironware burr at last at each procedure.
Claims (6)
1. the processing method of display foundation hardware mainly may further comprise the steps:
First procedure: the punching press ironware forms the bossing of display base;
Second operation work: cutting punching operation;
Three process: punch forming operation;
The 4th procedure: the pressing shaping of semi-finished product foundation hardware;
Wherein,
Described second road cutting punching operation is accomplished the action and the action that forms vertical pre-punched hole in the position punching press that counterbore will be set of cutting ironware edge shape simultaneously;
Described the 3rd road punch forming operation accomplishes the action of ironware edge flange moulding simultaneously, punching press forms the counterbore action and the action of mint-mark pictograph on ironware on the basis of vertical pre-punched hole.
2. the processing method of display foundation hardware according to claim 1 is characterized in that:
The method that punching press in the three process forms counterbore adopts the free centering counterbore method of forming;
The described free centering counterbore method of forming is a punching out counterbore on the vertical pre-punched hole basis that the second operation work punching press forms; Specifically be to utilize counterbore to be slightly larger than the structure of product orientation tolerance towards the monolateral fit clearance of pin and template; Make counterbore in template, be in the horizontal anomalous movement state towards pin; Because counterbore is profiling towards needle section; In moulding moment, mobile in right amount in template makes counterbore towards the direct centering of pin towards the even contact at the imitation profile of needle section and vertical pre-punched hole edge and counterbore towards pin to rely on counterbore.
3. the processing method of display foundation hardware according to claim 2, it is characterized in that: described counterbore is 0.25 millimeter towards the monolateral fit clearance of pin and template.
4. according to the processing method of claim 1,2 or 3 described display foundation hardwares, it is characterized in that:
The correction method of trimming bolt rigidity is adopted in the pressing shaping of the semi-finished product foundation hardware of the 4th procedure;
The correction method of described trimming bolt rigidity is on rectifying plane, to arrange at least two limited posts as benchmark, and it is a plurality of to top fastening bolt to distribute uniformly at semi-finished product foundation hardware upper and lower surfaces, utilizes the stepless spiral lifting rigidity of top fastening bolt is proofreaied and correct flatness.
5. according to the processing method of claim 1,2 or 3 described display foundation hardwares, it is characterized in that: be provided with the action of removing the ironware burr at last at each procedure.
6. the processing method of display foundation hardware according to claim 4 is characterized in that: be provided with the action of removing the ironware burr at last at each procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100448081A CN101773971B (en) | 2010-01-07 | 2010-01-07 | Processing method for display foundation hardware |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100448081A CN101773971B (en) | 2010-01-07 | 2010-01-07 | Processing method for display foundation hardware |
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| CN101773971A CN101773971A (en) | 2010-07-14 |
| CN101773971B true CN101773971B (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010100448081A Expired - Fee Related CN101773971B (en) | 2010-01-07 | 2010-01-07 | Processing method for display foundation hardware |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114309280A (en) * | 2020-10-09 | 2022-04-12 | 上海良信智能电工有限公司 | Stamping process of reinforced conjoined iron frame |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1603232A (en) * | 1977-12-30 | 1981-11-18 | Hafner O P | Locking joint machine |
| CN2890985Y (en) * | 2006-03-22 | 2007-04-18 | 呈杰股份有限公司 | Liquid crystal display holder grounding structure |
| CN101209475A (en) * | 2006-12-29 | 2008-07-02 | 比亚迪股份有限公司 | Method for forming part with hole |
| CN101539236A (en) * | 2009-04-09 | 2009-09-23 | 南京Lg新港显示有限公司 | Flat-panel display base |
-
2010
- 2010-01-07 CN CN2010100448081A patent/CN101773971B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1603232A (en) * | 1977-12-30 | 1981-11-18 | Hafner O P | Locking joint machine |
| CN2890985Y (en) * | 2006-03-22 | 2007-04-18 | 呈杰股份有限公司 | Liquid crystal display holder grounding structure |
| CN101209475A (en) * | 2006-12-29 | 2008-07-02 | 比亚迪股份有限公司 | Method for forming part with hole |
| CN101539236A (en) * | 2009-04-09 | 2009-09-23 | 南京Lg新港显示有限公司 | Flat-panel display base |
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