CN213162736U - High-precision alloy material die - Google Patents
High-precision alloy material die Download PDFInfo
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- CN213162736U CN213162736U CN202021658405.1U CN202021658405U CN213162736U CN 213162736 U CN213162736 U CN 213162736U CN 202021658405 U CN202021658405 U CN 202021658405U CN 213162736 U CN213162736 U CN 213162736U
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Abstract
The utility model relates to the technical field of dies, and discloses a high-precision alloy material die, which comprises an upper die base, an upper die, a top plate, a bearing plate, a lower die base and a top core, the upper die and the top plate are integrally formed, the centers of the upper die and the top plate are both provided with an upper through hole, the top plate is provided with at least a three-wedge-shaped body, the wedge-shaped body is fixedly connected with the lower surface of the top plate, the bearing plate is provided with a wedge-shaped groove, the wedge-shaped groove is matched with the wedge-shaped body, the lower die and the bearing plate are integrally formed, lower through holes are formed in the centers of the lower die and the bearing plate, the top core is arranged in the lower through holes in a sliding mode, a hydraulic cylinder is connected below the ejection core, the upper die is fixed on the lower surface of the upper die base, the lower die is fixed on the upper surface of the lower die base, the upper die holder is installed on an upper rack of the stretching device, and the lower die holder is installed on a lower rack of the stretching device. Its advantages are high effect; automatic accurate positioning and high precision.
Description
Technical Field
The utility model relates to a tensile mould technical field especially relates to an alloy material mould of high accuracy.
Background
Industrial intelligent automatic stretching is used as important equipment and means in the advanced manufacturing industry of heat preservation containers, the heat preservation containers are usually manufactured by cutting stainless steel circular plates with corresponding sizes according to the sizes of containers to be manufactured, and stretching the stainless steel circular plates into cylinders through stretching dies.
In the process, the center deviation of the stainless steel circular plate affects the stretching of the inner container, so that the defective rate of products is high, and the production efficiency is seriously affected, so that the patent with the application number of CN201920147572 discloses a stretching die for forming the inner container of the gas cylinder, and the die moves the stainless steel circular plate placed on the top plate to the center position by manually screwing a knob and matching with an adjusting component.
Although the above-mentioned patent scheme can be through manual twisting knob cooperation adjusting part with the stainless steel plectane remove to central point and put, then manual operation is not suitable for the tensile technology of modern intelligence, and the process is passed through industrial robot and is transmitted including many processes such as plastic through the drawing many times before the preparation of heat preservation container. In addition, in order to improve the stretching precision, a common die is provided with a guide pillar and a guide sleeve, but the guide pillar and the guide sleeve are arranged to influence transmission, so that the common die is not suitable for industrial intelligent automatic continuous stretching operation, die parts can deform in the heating and stretching process, the upper die and the lower die can deviate inevitably in the stretching process, the die clamping phenomenon is easy to occur on products, the whole line can be stopped and overhauled when 1 link goes wrong, and the production efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a die without guide pillar, guide pin bushing but has guide pillar, guide pin bushing function and can automatic accurate positioning, tensile mould that the precision is high.
In order to achieve the above object, the present invention provides the following technical solutions: a high-precision alloy material die comprises an upper die base, an upper die, a top plate, a bearing plate, a lower die base and a top core, the upper die and the top plate are integrally formed, the centers of the upper die and the top plate are both provided with an upper through hole, the top plate is provided with at least three wedges, the wedge-shaped body is fixedly connected with the lower surface of the top plate, the bearing plate is provided with a wedge-shaped groove, the wedge-shaped groove is matched with the wedge-shaped body, the lower die and the bearing plate are integrally formed, lower through holes are formed in the centers of the lower die and the bearing plate, the top core is arranged in the lower through holes in a sliding mode, a hydraulic cylinder is connected below the ejector core and used for driving the ejector core to stretch, the upper die is fixed on the lower surface of the upper die holder, the lower die is fixed on the upper surface of the lower die base, the upper die base is installed on an upper rack of the stretching device, and the lower die base is installed on a lower rack of the lower stretching device.
Furthermore, the wedge body is equipped with the cambered surface towards the center direction of through-hole up, and such design can reduce the friction between wedge body and stainless steel circular plate, avoids the wedge body to the fish tail of stainless steel circular plate edge.
Further, the quantity of wedge is three, is circumference array distribution, the wedge is at the inscribed circle center and the coincidence of last through-hole center that roof lower surface formed, the quantity of having seted up the wedge groove on the last side of loading board is three, is circumference array distribution, the inscribed circle center and the coincidence of lower through-hole center that the wedge groove formed at the loading board upper surface.
Further, when the wedge body is inserted into the wedge-shaped groove, the clearance tolerance between the wedge body and the wedge-shaped groove is less than or equal to 0.015mm, and the installation precision of the die can be effectively guaranteed.
Furthermore, the elastic washer is arranged at the center of the lower surface of the upper die base, and the ejector rod is connected to the lower surface of the elastic washer and used for pushing out the stretch-formed workpiece from the upper through hole.
The utility model has the advantages that:
1. the utility model discloses when using, this kind of mould that does not have guide pillar, guide pin bushing but has guide pillar, guide pin bushing function, can not shift when the mould is from top to bottom, and the clearance tolerance within 0.015mm can guarantee the installation accuracy of mould effectively when wedge and wedge groove cooperation, can make nonrust steel sheet obtain better thickness when tensile poor, fine control the machined part precision.
2. The utility model discloses when using, go up the mould and move down the in-process, wedge physical stamina moves the central point that the loading board was put with the stainless steel plectane propelling movement, realizes the accurate counterpoint of automation of stainless steel plectane to improve tensile yield.
3. The utility model discloses the cambered surface design of wedge can reduce the friction between wedge and stainless steel circular plate, avoids the wedge to the fish tail at stainless steel circular plate edge.
Drawings
FIG. 1 is a schematic structural diagram of a high-precision alloy material mold according to the present invention;
FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1;
FIG. 3 is a view of the wedge of FIG. 1 in position on the top plate;
FIG. 4 is an enlarged view of the wedge of FIG. 1;
the device comprises an upper die base 1, an upper die 2, a top plate 3, a bearing plate 4, a lower die 5, a lower die base 6, a top core 7, a wedge-shaped body 8, a wedge-shaped groove 9, a lower through hole 10, an upper through hole 11, a hydraulic cylinder 12, a spring washer 13, a material ejecting rod 14, a stainless steel circular plate 15, an arc surface 16, an inscribed circle 17, an upper frame 18 and a lower frame 19.
Detailed Description
The invention will be described in detail below, by way of example, with reference to the accompanying drawings, in which:
as shown in fig. 1 to 4, a high-precision alloy material mold comprises an upper mold base 1, an upper mold 2, a top plate 3, a bearing plate 4, a lower mold 5, a lower mold base 6, a knockout core 7 and a knockout rod 14, wherein the upper mold 2 and the top plate 3 are integrally formed, the centers of the upper mold 2 and the top plate 3 are both provided with an upper through hole 11, the lower surface of the top plate 3 is fixedly connected with three wedges 8, the wedges 8 are provided with an arc surface 16 facing the center direction of the upper through hole 11, the three wedges 8 are distributed on the lower surface of the top plate in a circumferential array manner, the center of an inscribed circle 17 formed by the wedges 8 on the lower surface of the top plate coincides with the center of the upper through hole 11, the upper surface of the bearing plate 4 is provided with three wedge grooves 9 distributed on the bearing plate 4 in a circumferential array manner, the wedge grooves 9 are matched with the wedges 8, and after the wedges are inserted into the wedge grooves, the clearance, this embodiment is 0.015mm preferentially, lower mould 5 and loading board 4 integrated into one piece, lower mould 5 all is equipped with down through-hole 10 with loading board 4 center, plunger 7 is located the lower through-hole 10 of lower mould 5, plunger 7 below is connected with pneumatic cylinder 12, be used for driving the going up of plunger 7, lower the shrink, it fixes the lower surface at upper die base 1 to go up mould 2, lower mould 5 is fixed on die holder 6, the lower surface central point of upper die base 1 puts and is equipped with elastic washer 13, elastic washer 13 lower surface is connected with ejector beam 14, upper die base 1 is connected on tensile equipment's upper frame 18, die holder 6 is connected under on tensile equipment's lower frame 19.
The utility model discloses a use method as follows:
during installation, the wedge body 8 extends into the wedge groove 9, the top plate 3 and the bearing plate 4 are overlapped together, the upper die base 1 of the die is installed on an upper frame 18 of the stretching device, the lower die base 6 of the die is installed on a lower frame 19 of the stretching device, and the wedge body 8 and the wedge groove 9 are matched to enable the die to obtain good installation accuracy, so that a stretched workpiece can obtain high stretching accuracy.
In the using process, the mechanical arm puts the cut stainless steel circular plate 15 on the upper surface of the bearing plate 4, the mechanical arm only carries out rough positioning, the placed stainless steel circular plate 15 needs to be further positioned to ensure the stretching effect, the stretching equipment controls the upper frame 18 to move downwards to drive the wedge-shaped body 8 on the top plate 3 to move downwards, when the wedge-shaped body 8 contacts the stainless steel circular plate 15, the edge of the wedge-shaped body is pushed by the upper cambered surface 16 of the wedge-shaped body 8, the wedge-shaped body 8 continuously moves downwards along the wedge-shaped groove 9 to push the stainless steel circular plate 15 to the center of the bearing plate 4, so that the center of the stainless steel circular plate and the center of the upper through hole 11 are on the same vertical straight line, after the top plate presses the stainless steel circular plate 15, the hydraulic cylinder 12 drives the ejection core to move upwards, under the action of the ejection core 7, the stainless steel circular plate 15 is gradually stretched into a cylindrical shape, the upper end, the spring washer 13 connected with the ejector rod 14 is compressed, the ejector rod 14 continues to move upwards along with further stretching, stretching of the semi-finished product of the stainless steel liner is finished after the semi-finished product of the stainless steel liner is formed, the hydraulic cylinder 12 drives the ejector core 7 to descend, the semi-finished product of the stainless steel liner is pushed downwards by the ejector rod 14, the semi-finished product of the stainless steel liner is pushed out from the upper through hole 11 under the action of the elastic washer 13 along with the rising of the upper rack 18, and after the semi-finished product of the stainless steel liner is pushed out, the manipulator transmission device transmits the formed semi-finished product to the next procedure, and meanwhile, a new stainless steel circular plate is placed, so that automatic stretching operation is.
The above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and those skilled in the art should understand that the technical solutions of the present invention are modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (6)
1. A high-precision alloy material die is characterized in that: including upper die base, last mould, roof, loading board, lower mould, die holder, apical lamella, go up mould and roof integrated into one piece, it all is equipped with the through-hole to go up the center of mould and roof, the roof is equipped with at least three wedge, wedge fixed connection is at the lower surface of roof, the wedge groove has been seted up on the loading board, the wedge groove cooperatees with the wedge and sets up, lower mould and loading board integrated into one piece, the lower mould all is equipped with down the through-hole with the loading board center, the apical lamella slides and sets up in the through-hole down, the apical lamella below is connected with the pneumatic cylinder, go up the lower surface of mould fixing at the upper surface of die base, the lower mould is fixed at.
2. The high precision alloy material die according to claim 1, characterized in that: the wedge body is provided with a cambered surface towards the center of the upward through hole.
3. The high precision alloy material die according to claim 2, characterized in that: the quantity of wedge is three, is circumference array distribution, the wedge is at the inscribed circle center and the coincidence of last through-hole center that roof lower surface formed, the quantity of having seted up the wedge groove on the last side of loading board is three, is circumference array distribution, the inscribed circle center and the coincidence of lower through-hole center that the wedge groove formed at the loading board upper surface.
4. A high precision alloy material die as claimed in claim 3, wherein: when the wedge body is inserted into the wedge-shaped groove, the clearance tolerance between the wedge body and the wedge-shaped groove is less than or equal to 0.015 mm.
5. The high-precision alloy material die as claimed in claim 4, wherein: the inscribed circle formed on the lower surface of the top plate between the wedge-shaped bodies has the same size as the stainless steel round plate.
6. The high precision alloy material die according to claim 2, characterized in that: the lower surface central point of upper die base puts and is equipped with the elasticity packing ring, the elasticity packing ring lower surface is connected with the liftout pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021658405.1U CN213162736U (en) | 2020-08-11 | 2020-08-11 | High-precision alloy material die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021658405.1U CN213162736U (en) | 2020-08-11 | 2020-08-11 | High-precision alloy material die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213162736U true CN213162736U (en) | 2021-05-11 |
Family
ID=75799823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021658405.1U Active CN213162736U (en) | 2020-08-11 | 2020-08-11 | High-precision alloy material die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213162736U (en) |
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2020
- 2020-08-11 CN CN202021658405.1U patent/CN213162736U/en active Active
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