CN109773483B - Method for forming plug piece part - Google Patents
Method for forming plug piece part Download PDFInfo
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- CN109773483B CN109773483B CN201811577094.3A CN201811577094A CN109773483B CN 109773483 B CN109773483 B CN 109773483B CN 201811577094 A CN201811577094 A CN 201811577094A CN 109773483 B CN109773483 B CN 109773483B
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Abstract
The invention discloses a method for molding a plug piece part, which is characterized by comprising the following steps of: the plug sheet is processed by adopting a servo spring machine, a flat material of 2.8 multiplied by 0.8 enters the servo spring machine through a feeder and a correction wheel, and the parts are bent and cut for a plurality of times through servo motors at six stations of the servo spring machine, free hands at another station and various cutters so as to reach the required part size. The invention mainly adopts a new process mode to process the plug piece parts, thereby improving the utilization rate of materials and reducing the cost; by eliminating the design and manufacturing link of a special punch forming die, the production cost is further reduced, and the development period of parts is shortened.
Description
Technical Field
The invention relates to a processing technology of a sheet metal part with low material removal, in particular to a method for molding a plug piece part.
Background
The traditional processing method of the motor plug piece is one-step punch forming of a progressive die, although the production efficiency is high, the material utilization rate is low and is only 30% -51% generally, a new processing method is invented through research, the traditional processing mode is overturned, and the plug piece is formed through one-step processing of a flat copper strip. The plug piece is produced in a universal mode with less waste materials, the material utilization rate exceeds 90%, a die does not need to be manufactured independently, and production cost is greatly reduced.
The part of the plug blade shown in fig. 1 (note: 1, not rounded corner R0.2; 2, not noted tolerance GB | T1184-K; 3, material H62Y-0.8 × 2.8) was machined, the shape of the plug blade was complicated, not only had 3 right angle bends in the thickness direction of 0.8mm, but also had two 130.9 ° side bends, both ends of which were required to be flattened and cut. If the progressive die has more molding processes and cannot be bent laterally, the material utilization rate is low.
Disclosure of Invention
The invention aims to provide a method for molding plug piece parts, which mainly adopts a new process mode to process the plug piece parts, improves the utilization rate of materials and reduces the cost; by eliminating the design and manufacturing link of a special punch forming die, the production cost is further reduced, and the development period of parts is shortened.
The technical scheme of the invention is as follows:
a method for forming plug piece parts is characterized in that: processing a plug sheet by adopting a servo spring machine, feeding a flat material with the thickness of 2.8 multiplied by 0.8mm into the servo spring machine through a feeding machine and a correction wheel, and bending and cutting parts for multiple times through servo motors at six stations of the servo spring machine, free hands at another station and various cutters to achieve the required part size;
the specific processing system comprises a feeding system, a bending system and a control system, wherein the bending system comprises seven stations, a station A1, a station B2, a station C3, a station D4, a station E5 and a station F6 are all provided with shafts driven by servo motors, various cutters are arranged on the shafts, a station G7 is a free hand moving up and down, a station A1 installation punch is matched with a core rod to cut off parts according to the head and tail shapes of plug pieces, the station B2 is matched with the station E5 to realize the flattening work of the plug pieces, the station C3 is matched with the station D4 to realize the positive bending work of the plug pieces, and the station G7 is matched with the station F6 to realize the lateral bending work of the plug pieces; and according to the difference of each plug blade, the angle of the tool rest of each station is adjusted by using an angle instrument so as to realize the molding of the plug blades with various shapes.
The control system is mainly used for programming a part machining program and comprises the following steps:
step 1: feeding materials by 9cm, flattening the head of the part by using a tool at a station B2 and a station E5;
step 2: feeding 3.8cm, and bending the 1 st right angle by using a station G7 cutter;
and 3, step 3: the feeding is formed by lateral bending of a free hand at a station G7 and a cutter at a station F6;
and 4, step 4: a cutter is arranged on a station C3 shaft, and the cutter is fed to clamp the part in the groove of the cutter; the other knife is arranged on a station D4 shaft, and the part is bent from bottom to top in a right angle;
and 5, step 5: bending a third right angle by using a cutter at the station G7 again;
and 6, step 6: and cutting the part, feeding by 10cm, pushing out the part, and finishing the part processing.
The method for forming the plug blade part comprises the following specific steps in step 3:
1) firstly bending a first side bend by using a station F6 cutter;
2) the cutter at the station F6 is retreated by 20cm, and the free hand moves upwards by 10 cm;
3) feeding for 15 cm;
4) the cutter at the station F6 is fed forward by 26 cm;
5) moving the free hand downwards for 10 cm;
6) using a station F6 cutter to pull back to carry out 2 nd side bending forming;
7) the cutter at the working position F6 advances 10 cm;
8) the free hand moves up by 10 cm;
9) the cutter at the station F6 moves backwards by 40 cm;
10) the free hand is moved down 10cm back to the home position.
The invention mainly adopts a new process mode to process the plug piece parts, thereby improving the utilization rate of materials and reducing the cost; by eliminating the design and manufacturing link of a special punch forming die, the production cost is further reduced, and the development period of parts is shortened.
Drawings
Fig. 1 is a view of a part to be machined.
FIG. 2 is a diagram of the system components of the present invention.
Fig. 3 is a schematic diagram of the construction of the bending system of the present invention.
Figure 4 is a schematic view of 4 tools used in the present invention,
fig. 5 is a comparison of material utilization of the present invention versus conventional processes.
The labels in the figure are: 1. station A, 2, station B, 3, station C, 4, station D, 5, station E, 6, station F, 7 and station G.
Detailed Description
The following detailed description of the embodiments, structures, features and effects of the method for forming a plug blade part according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 2-4, a method of forming a plug blade component, comprising: processing a plug sheet by adopting a servo spring machine, feeding a flat material with the thickness of 2.8 multiplied by 0.8mm into the servo spring machine through a feeding machine and a correction wheel, and bending and cutting parts for multiple times through servo motors at six stations of the servo spring machine, free hands at another station and various cutters to achieve the required part size;
the specific processing system comprises a feeding system, a bending system and a control system, wherein the bending system comprises seven stations, a station A1, a station B2, a station C3, a station D4, a station E5 and a station F6 are all provided with shafts driven by servo motors, various cutters are arranged on the shafts, a station G7 is a free hand moving up and down, a station A1 installation punch is matched with a core rod to cut off parts according to the head and tail shapes of plug pieces, the station B2 is matched with the station E5 to realize the flattening work of the plug pieces, the station C3 is matched with the station D4 to realize the positive bending work of the plug pieces, and the station G7 is matched with the station F6 to realize the lateral bending work of the plug pieces; and according to the difference of each plug blade, the angle of the tool rest of each station is adjusted by using an angle instrument so as to realize the molding of the plug blades with various shapes.
Processing the part shown in FIG. 1, wherein the control system mainly programs a processing program of the part, and the steps are as follows:
step 1: feeding materials by 9cm, flattening the head of the part by using a tool at a station B2 and a station E5;
step 2: feeding 3.8cm, and bending the 1 st right angle by using a station G7 cutter;
and 3, step 3: the feeding is formed by lateral bending of a free hand at a station G7 and a cutter at a station F6;
and 4, step 4: a cutter is arranged on a station C3 shaft, and the cutter is fed to clamp the part in the groove of the cutter; the other knife is arranged on a station D4 shaft, and the part is bent from bottom to top in a right angle;
and 5, step 5: bending a third right angle by using a cutter at the station G7 again;
and 6, step 6: and cutting the part, feeding by 10cm, pushing out the part, and finishing the part processing.
The method for forming the plug blade part comprises the following specific steps in step 3:
1) firstly bending a first side bend by using a station F6 cutter;
2) the cutter at the station F6 is retreated by 20cm, and the free hand moves upwards by 10 cm;
3) feeding for 15 cm;
4) the cutter at the station F6 is fed forward by 26 cm;
5) moving the free hand downwards for 10 cm;
6) using a station F6 cutter to pull back to carry out 2 nd side bending forming;
7) the cutter at the working position F6 advances 10 cm;
8) the free hand moves up by 10 cm;
9) the cutter at the station F6 moves backwards by 40 cm;
10) the free hand is moved down 10cm back to the home position.
Referring to fig. 5, the material utilization ratio of the present invention is compared with that of the conventional process: because the progressive die is required to be formed into the lateral bending by a material cutting mode, 40 × 0.8 roll material production is required in consideration of punch strength and continuous material, and the material utilization rate is =93.8/(6.4 × 40) = 36.64%; the former can be directly formed by side bending the flat wire with 2.8 × 0.8, and the material utilization rate =93.8/(2.8 × 36.2) = 92.54%.
Each part can save one set of progressive stamping die, about 2 ten thousand per set; and the processing cycle of a set of progressive stamping die is 2 months, the invention only needs to adjust the technological parameters in the controller, the parameter debugging of the new part is about 30 minutes, and the processing can be realized only by calling out the storage program when the processing is carried out again.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are within the scope of the present invention without departing from the technical spirit of the present invention.
Claims (1)
1. A method of forming a plug blade part, comprising: processing a plug sheet by adopting a servo spring machine, feeding a flat material with the thickness of 2.8 multiplied by 0.8mm into the servo spring machine through a feeding machine and a correction wheel, and bending and cutting parts for multiple times through servo motors at six stations of the servo spring machine, free hands at another station and various cutters to achieve the required part size;
the specific processing system comprises a feeding system, a bending system and a control system, wherein the bending system comprises seven stations, a station A1, a station B2, a station C3, a station D4, a station E5 and a station F6 are all provided with shafts driven by servo motors, various cutters are arranged on the shafts, a station G7 is a free hand moving up and down, a station A1 installation punch is matched with a core rod to cut off parts according to the head and tail shapes of plug pieces, the station B2 is matched with the station E5 to realize the flattening work of the plug pieces, the station C3 is matched with the station D4 to realize the positive bending work of the plug pieces, and the station G7 is matched with the station F6 to realize the lateral bending work of the plug pieces; according to the difference of each plug blade, the angle of the tool rest of each station is adjusted by using an angle instrument so as to realize the molding of the plug blades in various shapes; the control system is mainly used for programming a machining program of the part;
the control system programs a machining program of the part, and the steps are as follows:
step 1: feeding materials by 9cm, flattening the head of the part by using a tool at a station B2 and a station E5;
step 2: feeding 3.8cm, and bending the 1 st right angle by using a station G7 cutter;
and 3, step 3: the feeding is formed by lateral bending of a free hand at a station G7 and a cutter at a station F6;
and 4, step 4: a cutter is arranged on a station C3 shaft, and the cutter is fed to clamp the part in the groove of the cutter; the other knife is arranged on a station D4 shaft, and the part is bent from bottom to top in a right angle;
and 5, step 5: bending a third right angle by using a cutter at the station G7 again;
and 6, step 6: cutting off the part, pushing out the part by feeding 10cm, and finishing the part processing;
the step 3 specifically comprises the following steps:
1) firstly bending a first side bend by using a station F6 cutter;
2) the cutter at the station F6 is retreated by 20cm, and the free hand moves upwards by 10 cm;
3) feeding for 15 cm;
4) the cutter at the station F6 is fed forward by 26 cm;
5) moving the free hand downwards for 10 cm;
6) using a station F6 cutter to pull back to carry out 2 nd side bending forming;
7) the cutter at the working position F6 advances 10 cm;
8) the free hand moves up by 10 cm;
9) the cutter at the station F6 moves backwards by 40 cm;
10) the free hand is moved down 10cm back to the home position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811577094.3A CN109773483B (en) | 2018-12-24 | 2018-12-24 | Method for forming plug piece part |
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|---|---|---|---|
| CN201811577094.3A CN109773483B (en) | 2018-12-24 | 2018-12-24 | Method for forming plug piece part |
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| CN109773483A CN109773483A (en) | 2019-05-21 |
| CN109773483B true CN109773483B (en) | 2020-11-06 |
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