CN210632774U - Stamping forming die for strainer main body - Google Patents
Stamping forming die for strainer main body Download PDFInfo
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- CN210632774U CN210632774U CN201921686922.7U CN201921686922U CN210632774U CN 210632774 U CN210632774 U CN 210632774U CN 201921686922 U CN201921686922 U CN 201921686922U CN 210632774 U CN210632774 U CN 210632774U
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- punch
- forming
- sliding cavity
- punching
- hydraulic
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Abstract
The utility model provides a strainer main part stamping forming mould, including the die holder, punching press mechanism includes the shaping drift, the small opening drift, shaping drift axial is provided with the smooth chamber of hydraulic pressure from top to bottom, the smooth chamber of drift, the small opening drift slides and sets up in the smooth chamber of drift and connect the upper die base through transmission depression bar fixed connection, the transmission depression bar is located the fixed cover in the inside partial upper portion of the smooth chamber of hydraulic pressure and is equipped with hydraulic piston, shaping drift lower part is provided with a plurality of slide holes that are located the smooth chamber lower part of drift around the array, it is provided with the punching needle to slide in the slide hole, the cover is equipped with reset spring on the punching needle, the lower pressure that the shaping drift was following the upper die base carries out stamping forming to the panel of placing in shaping die cavity top, the small opening drift is followed the pushing down of upper die. The utility model provides a strainer main part stamping forming mould has the advantage that can reduce when processing long, practice thrift the cost of labor, improve work efficiency.
Description
Technical Field
The utility model belongs to the technical field of stamping die, especially, relate to a strainer main part stamping forming mould.
Background
At present, the processing method of the strainer mainly comprises casting forming, punch forming and the like. The process flow of the fusion casting molding is complex and the cost is high; and adopt stamping forming also to include main part stamping forming and leak hole punching forming two steps at least, need change the station or change the mould midway and carry out the punching press, the process is complicated, inefficiency.
SUMMERY OF THE UTILITY MODEL
Based on the problems in the prior art, the utility model provides a strainer main body punch forming die, which comprises a die holder and a punching mechanism, wherein the die holder comprises an upper die holder, a lower die holder and ball guide columns, the upper die holder and the lower die holder are movably connected with each other through a plurality of groups of mutually parallel ball guide columns, and the upper die holder can reciprocate up and down relative to the lower die holder through the ball guide columns; a forming die cavity is formed in the middle of the lower die base; the punching mechanism comprises a forming punch and a leak punch, the forming punch is axially provided with a hydraulic sliding cavity and a punch sliding cavity from top to bottom, the top parts of the hydraulic sliding cavity and the punch sliding cavity are provided with through holes, the leak punch is arranged in the punch sliding cavity in a sliding way, and the top part of the leak punch is fixedly connected with an upper die base through a transmission pressure rod, the transmission pressure lever slides through the through holes at the top of the hydraulic sliding cavity and the punch sliding cavity, the upper part of the transmission pressure lever, which is positioned in the hydraulic sliding cavity, is fixedly sleeved with a hydraulic piston, the lower part of the hydraulic sliding cavity is communicated with a hydraulic pump through a pipeline, the lower part of the forming punch is provided with a plurality of sliding holes positioned at the lower part of the punch sliding cavity in a surrounding array manner, a punching needle is arranged in the sliding hole in a sliding mode, a return spring is sleeved on the punching needle, and the punching needle tends to slide towards the inner side of the forming punch under the action of the return spring and protrudes out of the inner part of the punch sliding cavity; the forming punch carries out punch forming to the panel of placing in the forming die cavity top along with the pushing down of upper die base, the small opening drift is along with the pushing down extrusion of upper die base and is promoted the punching needle and slide to the outside and punch a hole to the semi-manufactured goods after the shaping, forms the small opening. The utility model provides a strainer main part stamping forming mould has the advantage that can reduce when processing long, practice thrift the cost of labor, improve work efficiency.
The utility model discloses a following detailed technical scheme reaches the purpose:
a stamping forming die for a strainer main body comprises a die holder and a stamping mechanism, wherein the die holder comprises an upper die holder, a lower die holder and ball guide columns, the upper die holder and the lower die holder are movably connected with each other through a plurality of groups of ball guide columns which are parallel to each other, and the upper die holder can reciprocate up and down relative to the lower die holder through the ball guide columns under the driving of a press;
a forming die cavity is formed in the middle of the lower die base;
the punching mechanism comprises a forming punch and a leak punch, wherein a hydraulic sliding cavity and a punch sliding cavity are axially arranged on the forming punch from top to bottom, through holes are formed in the tops of the hydraulic sliding cavity and the punch sliding cavity, the leak punch is arranged in the punch sliding cavity in a sliding mode, the top of the leak punch is fixedly connected with an upper die base through a transmission pressure rod, the transmission pressure rod penetrates through the through holes in the tops of the hydraulic sliding cavity and the punch sliding cavity, a hydraulic piston is fixedly sleeved on the upper portion of the part, located inside the hydraulic sliding cavity, of the transmission pressure rod, a liquid injection interface is arranged on the lower portion of the hydraulic sliding cavity, a hydraulic pump is communicated with the lower portion of the hydraulic sliding cavity through a pipeline, oil is injected into the hydraulic sliding cavity through the hydraulic pump or is pumped out of the hydraulic sliding cavity through the hydraulic pump, the hydraulic piston is driven to slide in the hydraulic sliding cavity in a reciprocating mode, the forming punch, a punching needle is arranged in the sliding hole in a sliding mode, a return spring is sleeved on the punching needle, and the punching needle tends to slide towards the inner side of the forming punch under the action of the return spring and protrudes out of the inner part of the punch sliding cavity;
the forming punch carries out punch forming to the panel of placing in the forming die cavity top along with the pushing down of upper die base, the small opening drift is along with the pushing down extrusion of upper die base and is promoted the punching needle and slide to the outside and punch a hole to the semi-manufactured goods after the shaping, forms the small opening.
Specifically, when the stamping operation is performed, a plate to be processed is placed above the forming die cavity. At the moment, the hydraulic piston is positioned at the upper part of the hydraulic sliding cavity, high-pressure oil is filled below the hydraulic piston through the hydraulic pump, the hydraulic piston is kept positioned at the upper part of the hydraulic sliding cavity through the high-pressure oil, and then the transmission compression bar is connected with the forming punch head in a rigid mode. At the moment, the press machine is started to push the upper die base to press downwards, and the transmission pressure rod synchronously pushes the forming punch to press downwards to perform punch forming on the plate placed above the forming die cavity. After the punch forming is completed, oil in the hydraulic sliding cavity is pumped out through the hydraulic pump, the synchronous press machine continues to push the upper die base to press downwards, the transmission press rod synchronously pushes the leak punch to slide downwards, and the extrusion pushes the punching needle to slide outwards to punch a hole in the formed semi-finished product, so that a leak hole is formed.
It should be noted that there are two processing modes when the upper die base and the lower die base are separated after the punch forming and the punching are completed. One of the processing modes is that the press is controlled to drive the upper die base to ascend, and the hydraulic pump is synchronously controlled to fill high-pressure oil liquid into the hydraulic sliding cavity, so that the hydraulic piston slides upwards relative to the hydraulic sliding cavity, namely the transmission pressure rod slides upwards, the forming punch is kept relatively still, the punch pin slides inwards and contracts back into the sliding hole, after the hydraulic piston ascends to the top of the hydraulic sliding cavity, the transmission pressure rod synchronously drives the forming punch to slide upwards to be separated from the forming die groove, and an operator can take out a finished product in the forming die groove; the other treatment mode is that the press is controlled to drive the upper die base to ascend, the hydraulic pump does not act, the leak punch and the forming punch synchronously ascend under the drive of the transmission pressure rod, a finished product is synchronously drawn out of the forming die slot, and when the leak punch and the forming punch ascend to the highest position, the hydraulic pump is controlled to fill high-pressure oil liquid into the hydraulic sliding cavity, so that the forming punch slides downwards relative to the hydraulic piston, the punch pin slides inwards to shrink back into the sliding hole, and the finished product falls from the forming punch or is taken down from the forming punch by an operator.
To prior art now, simplify two steps of main part stamping forming and small opening punching shaping into a process, great reduction processing is long, improved work efficiency, practice thrift the cost of labor.
The hydraulic piston forming device comprises a hydraulic piston, a forming punch and a hydraulic pump, wherein a boosting spring is movably sleeved on a transmission compression bar located below the hydraulic piston in the hydraulic slide cavity, two ends of the boosting spring are respectively pressed below the hydraulic piston and at the bottom of the hydraulic slide cavity in a supporting mode, the boosting spring is used for reducing and maintaining the oil pressure required by rigid connection between the transmission compression bar and the forming punch, and the oil filling speed of the hydraulic pump is increased.
Wherein, the outside of shaping die cavity upper portion encircles and is provided with the positioning groove who is convenient for place panel.
The waste recovery hidden groove is formed in the lower die base, the blanking through hole communicated with the waste recovery hidden groove and the forming die groove is formed between the waste recovery hidden groove and the forming die groove relative to the punching needle, and waste generated by punching enters the waste recovery hidden groove from the blanking through hole under the pushing of the punching needle.
The utility model adopts the above technical scheme have the advantage that the length, practice thrift the cost of labor, improve work efficiency during processing can reduce.
Drawings
Fig. 1 is a schematic view of a partial cross-sectional structure before stamping according to an embodiment of the present invention.
Fig. 2 is an enlarged schematic structure diagram at a in fig. 1.
Fig. 3 is a schematic view of a local cross-sectional structure in a stamping state according to an embodiment of the present invention.
Fig. 4 and an enlarged structure diagram at B in fig. 2.
10. The device comprises an upper die holder, 20, a lower die holder, 21, a forming die cavity, 22, a positioning groove, 23, a waste recovery blind groove, 24, a blanking through hole, 30, a forming punch, 31, a hydraulic sliding cavity, 32, a liquid injection interface, 33, a punch sliding cavity, 34, a punch needle, 35, a return spring, 40, a leak hole punch, 50, a transmission pressure rod, 51, a hydraulic piston, 52, a boosting spring, 60 and a plate.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in the attached drawings, the punching forming die for the strainer main body comprises a die holder and a punching mechanism, wherein the die holder comprises an upper die holder 10, a lower die holder 20 and ball guide columns, the upper die holder 10 and the lower die holder 20 are movably connected with each other through a plurality of groups of mutually parallel ball guide columns, and the upper die holder 10 can reciprocate up and down relative to the lower die holder 20 through the ball guide columns under the driving of a press;
a forming die cavity 21 is arranged in the middle of the lower die base 20;
the punching mechanism comprises a forming punch 30 and a leak punch 40, wherein a hydraulic sliding cavity 31 and a punch sliding cavity 33 are axially arranged on the forming punch 30 from top to bottom, through holes are formed in the hydraulic sliding cavity 31 and the top of the punch sliding cavity 33, the leak punch 40 is arranged in the punch sliding cavity 33 in a sliding mode, the top of the leak punch 40 is fixedly connected with an upper die base 10 through a transmission compression rod 50, the transmission compression rod 50 penetrates through the through holes in the tops of the hydraulic sliding cavity 31 and the punch sliding cavity 33 in a sliding mode, the transmission compression rod 50 is fixedly sleeved on the upper portion of the portion, located inside the hydraulic sliding cavity 31, of the transmission compression rod 50 and is provided with a hydraulic piston 51, the lower portion of the hydraulic sliding cavity 31 is provided with a liquid injection interface 32 and is communicated with a hydraulic pump through a pipeline, oil is injected into the hydraulic sliding cavity 31 through the hydraulic pump or is pumped out of the hydraulic sliding cavity 31, the hydraulic piston 51 is driven to slide in the hydraulic, the lower part of the forming punch 30 is provided with a plurality of sliding holes positioned at the lower part of the punch sliding cavity 33 in a surrounding array mode, punching needles 34 are arranged in the sliding holes in a sliding mode, return springs 35 are sleeved on the punching needles 34, and the punching needles 34 tend to slide towards the inner side of the forming punch 30 and protrude out of the punch sliding cavity 33 under the action of the return springs 35;
the forming punch 30 performs punch forming on a plate 60 placed above the forming die cavity 21 along with the downward pressing of the upper die base 10, and the leak punch 40 pushes the punch pin 34 to slide outwards along with the downward pressing and extrusion of the upper die base 10 to punch a hole in the formed semi-finished product, so that a leak hole is formed.
Specifically, when performing the punching operation, the plate material 60 to be processed is first placed above the forming die cavity 21. At this time, the hydraulic piston 51 is located at the upper part of the hydraulic slide chamber 31 and the lower surface of the hydraulic piston 51 is filled with high-pressure oil through the hydraulic pump, and the high-pressure oil keeps the hydraulic piston 51 at the upper part of the hydraulic slide chamber 31, so that the transmission pressure rod 50 and the forming punch 30 form a connection similar to rigidity. At this time, the press is started to push the upper die holder 10 to press down, and the transmission pressure lever 50 synchronously pushes the forming punch 30 to press down to perform punch forming on the plate 60 placed above the forming die cavity 21. After the punch forming is completed, oil in the hydraulic sliding cavity 31 is pumped out through the hydraulic pump, the synchronous press machine continues to push the upper die base 10 to press downwards, the transmission press rod 50 synchronously pushes the leak punch 40 to slide downwards, and the extrusion pushes the punching pin 34 to slide outwards to punch a hole in the formed semi-finished product, so that a leak hole is formed.
It should be noted that there are two processing modes when the upper die holder 10 and the lower die holder 20 are separated after the press forming and the punching are completed. One of the processing methods is that the press is controlled to drive the upper die holder 10 to ascend, and the hydraulic pump is synchronously controlled to fill high-pressure oil liquid into the hydraulic sliding cavity 31, so that the hydraulic piston 51 slides upwards relative to the hydraulic sliding cavity 31, namely the transmission compression bar 50 slides upwards, the forming punch 30 is kept stationary, the punch pin 34 slides inwards and retracts into the sliding hole, after the hydraulic piston 51 ascends to the top of the hydraulic sliding cavity 31, the transmission compression bar 50 synchronously drives the forming punch 30 to slide upwards to separate the forming punch from the forming die slot 21, and an operator can take out a finished product in the forming die slot 21; in another processing mode, the press is controlled to drive the upper die holder 10 to ascend, the hydraulic pump does not act, the leak punch 40 and the forming punch 30 ascend synchronously under the drive of the transmission pressure rod 50, the finished product is synchronously drawn out of the forming die cavity 21, and when the finished product ascends to the highest position, the hydraulic pump is controlled to fill high-pressure oil liquid into the hydraulic sliding cavity 31, so that the forming punch 30 slides downwards relative to the hydraulic piston 51, the punch pin 34 slides inwards and retracts into the sliding hole, and the finished product falls down from the forming punch 30 or is taken down from the forming punch 30 by an operator.
To prior art now, simplify two steps of main part stamping forming and small opening punching shaping into a process, great reduction processing is long, improved work efficiency, practice thrift the cost of labor.
Preferably, a boosting spring 52 is movably sleeved on the transmission pressure lever 50 positioned below the hydraulic piston 51 in the hydraulic sliding cavity 31, two ends of the boosting spring 52 are respectively pressed below the hydraulic piston 51 and at the bottom of the hydraulic sliding cavity 31, the oil pressure required for maintaining rigid connection between the transmission pressure lever 50 and the forming punch 30 is reduced through the boosting spring 52, and the oil filling speed of the hydraulic pump is increased.
Preferably, the upper outer side of the forming die cavity 21 is surrounded by a positioning groove 22 for conveniently placing the sheet material 60.
Preferably, the lower die holder 20 is provided with a waste recovery camera 23 inside, a blanking through hole 24 communicating the waste recovery camera 23 and the forming die cavity 21 is arranged between the waste recovery camera 23 and the forming die cavity 21 opposite to the punching pin 34, and waste generated by punching enters the waste recovery camera 23 from the blanking through hole 24 under the push of the punching pin 34.
The utility model discloses an foretell embodiment has the advantage that long, practice thrift the cost of labor, improvement work efficiency during the processing that can reduce.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (4)
1. The punching forming die for the strainer main body is characterized by comprising a die holder and a punching mechanism, wherein the die holder comprises an upper die holder (10), a lower die holder (20) and ball guide columns, the upper die holder (10) and the lower die holder (20) are movably connected with each other through a plurality of groups of ball guide columns which are parallel to each other, and the upper die holder (10) can reciprocate up and down relative to the lower die holder (20) through the ball guide columns;
a forming die cavity (21) is arranged in the middle of the lower die base (20);
the punching mechanism comprises a forming punch (30) and a leak punch (40), wherein a hydraulic sliding cavity (31) and a punch sliding cavity (33) are axially arranged on the forming punch (30) from top to bottom, through holes are formed in the hydraulic sliding cavity (31) and the top of the punch sliding cavity (33), the leak punch (40) is slidably arranged in the punch sliding cavity (33) and is fixedly connected with an upper die base (10) through a transmission compression rod (50), the transmission compression rod (50) slidably penetrates through the through holes in the tops of the hydraulic sliding cavity (31) and the punch sliding cavity (33), the transmission compression rod (50) is positioned in the upper part of the inner part of the hydraulic sliding cavity (31) and is fixedly sleeved with a hydraulic piston (51), the lower part of the hydraulic sliding cavity (31) is communicated with a hydraulic pump through a pipeline, and a plurality of sliding holes positioned at the lower part of the punch sliding cavity (33) are formed around the array at the lower part of the, a punching needle (34) is arranged in the sliding hole in a sliding mode, a return spring (35) is sleeved on the punching needle (34), and the punching needle (34) tends to slide towards the inner side of the forming punch (30) under the action of the return spring (35) and protrudes out of the punch sliding cavity (33);
the forming punch (30) is pressed down along with the upper die base (10) to punch and form the plate (60) placed above the forming die groove (21), and the leak punch (40) is pressed down along with the upper die base (10) to push the punching needle (34) to slide outwards to punch a hole in the formed semi-finished product, so that a leak hole is formed.
2. The punching and forming die for the strainer body according to claim 1, wherein a boosting spring (52) is sleeved on the transmission pressure rod (50) which is positioned below the hydraulic piston (51) in the hydraulic sliding cavity (31).
3. The punching and forming die for the strainer body according to claim 2, wherein the outer side of the upper part of the forming die cavity (21) is provided with a positioning groove (22) in a surrounding manner.
4. The punching forming die for the strainer body according to claim 3, wherein a waste recovery camera groove (23) is arranged inside the lower die holder (20), a blanking through hole (24) communicating the waste recovery camera groove (23) and the forming die groove (21) is arranged between the waste recovery camera groove (23) and the forming die groove (21) relative to the punching pin (34), and waste generated by punching enters the waste recovery camera groove (23) from the blanking through hole (24) under the pushing of the punching pin (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686922.7U CN210632774U (en) | 2019-10-10 | 2019-10-10 | Stamping forming die for strainer main body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921686922.7U CN210632774U (en) | 2019-10-10 | 2019-10-10 | Stamping forming die for strainer main body |
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| Publication Number | Publication Date |
|---|---|
| CN210632774U true CN210632774U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921686922.7U Active CN210632774U (en) | 2019-10-10 | 2019-10-10 | Stamping forming die for strainer main body |
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| CN (1) | CN210632774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492173A (en) * | 2021-07-14 | 2021-10-12 | 曹亮 | Integrated stamping system |
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2019
- 2019-10-10 CN CN201921686922.7U patent/CN210632774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492173A (en) * | 2021-07-14 | 2021-10-12 | 曹亮 | Integrated stamping system |
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