CN112474957A - Flexible smart production line of hot stamping - Google Patents
Flexible smart production line of hot stamping Download PDFInfo
- Publication number
- CN112474957A CN112474957A CN202010934602.XA CN202010934602A CN112474957A CN 112474957 A CN112474957 A CN 112474957A CN 202010934602 A CN202010934602 A CN 202010934602A CN 112474957 A CN112474957 A CN 112474957A
- Authority
- CN
- China
- Prior art keywords
- hot stamping
- resistance heating
- production line
- hot
- heating device
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/022—Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Abstract
A hot stamping flexible smart production line comprises a press and a hot forming die, and further comprises an infrared monitoring device, wherein a resistance heating device is arranged in the hot forming die; the thermoforming mold is used for containing a material sheet, the resistance heating device is used for heating the material feeding sheet, and the infrared monitoring device is used for monitoring the surface temperature of the material sheet; the resistance heating device comprises resistance heating electrodes at the left end and the right end; the hot stamping press further comprises a clamping cylinder and a sliding guide rail, the resistance heating electrode and the clamping cylinder are mounted on the sliding guide rail, and the sliding guide rail can drive the resistance heating electrode and the clamping cylinder to move; the hot stamping flexible smart production line further comprises a control center, and the control center is connected with the mechanical arm, the resistance heating device and the infrared monitoring device. The invention is provided with the resistance heating device and the infrared monitoring device, and the resistance heating device can more effectively heat to promote the austenitization of the material sheet and shorten the processing time.
Description
Technical Field
The invention belongs to the technical field of automobile lightweight, and particularly relates to a hot stamping flexible smart production line.
Background
At present, the main heating mode of the hot forming production line is to heat the material sheet by the heat radiation of a box furnace or a roller hearth furnace, and the efficiency of the radiation heating is lower than that of induction heating and resistance heating; referring to fig. 1, a production process path of a conventional production line includes a heating furnace 12, a manipulator 13 and a press quenching 14, and specifically includes the steps of transferring a blanked material sheet into the heating furnace 12 for austenitizing, transferring the material sheet into a medium press quenching 14 through the manipulator 13 after a heating reaction is completed, and completing the press quenching.
To solve this problem, the present invention is hereby proposed.
Disclosure of Invention
The invention aims to provide a hot stamping flexible smart production line, and solves the problems that the traditional hot forming production line occupies too large area and the production line investment is too large.
The purpose of the invention is realized by the following technical scheme:
a hot stamping flexible smart production line comprises a hot stamping press, a mechanical arm and a hot forming die, wherein the hot stamping press further comprises an infrared monitoring device, and a resistance heating device is arranged in the hot forming die; the thermoforming mold is used for containing a material sheet, the resistance heating device is used for heating the material feeding sheet, and the infrared monitoring device is used for monitoring the surface temperature of the material sheet.
Further, the resistance heating device comprises resistance heating electrodes at the left end and the right end.
Furthermore, the hot stamping press also comprises a clamping cylinder and a sliding guide rail, the resistance heating electrode and the clamping cylinder are arranged on the sliding guide rail, and the sliding guide rail can drive the resistance heating electrode and the clamping cylinder to move.
Furthermore, the hot stamping press also comprises a universal plug-in connector which is used for supplying power to the resistance heating electrode.
Furthermore, the hot stamping press also comprises a control center, and the control center is connected with the mechanical arm, the resistance heating device and the infrared monitoring device.
Further, the hot stamping press still includes mould and upper die base, lower mould and water cooling system, the water cooling system passes through the pipeline and is connected with mould and upper die base, the lower mould below is equipped with the die holder, the tablet is located the top of lower mould.
Further, the control method of the production line comprises the steps that a manipulator outside a hot stamping press transfers the blanked material sheet into a hot forming die, the temperature of the material sheet is increased under the action of a resistance heating device, and the material sheet is heated to 880-930 ℃ for austenitizing; after heating for 4s to 10s, feeding back a signal to a control center of the hot stamping press after an infrared monitoring device monitors that the temperature of a plurality of specific points on the surface of the hot forming material sheet reaches a certain temperature range; and driving the hot forming die to finish die pressing and quenching under the action of the hot stamping press.
Has the advantages that:
1. the invention is provided with the resistance heating device and the infrared monitoring device, the sheet austenitizing can be promoted by more effectively heating through the resistance heating device, and the heating mode is integrated on the traditional hot forming press, so that a novel flexible production line is formed, the heating equipment is simplified, and the processing time is shortened.
2. The invention is provided with the clamping cylinder and the sliding guide rail, the left end and the right end of the resistance heating device are provided with the resistance heating electrodes, the sliding guide rail can drive the resistance heating electrodes and the clamping cylinder to move, for material sheets with different sizes, the distance between the two electrodes is adjusted through the sliding guide rail, the clamping cylinder pushes the resistance heating electrodes to the upper surface of the material sheet to enable the material sheets to be in full contact, external current enables the material sheet to be electrified through the universal plug-in connector and the resistance heating electrodes, and the material sheet is directly heated under the resistance action of the material sheet.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a conventional hot stamping line.
Fig. 2 is a schematic structural diagram of a hot stamping flexible smart production line according to the invention.
Fig. 3 is a schematic view of a part of the structure of the hot stamp press of the present invention.
Fig. 4 is a partially enlarged schematic view of fig. 3.
Reference numerals:
1-hot stamping press; 2-thermoforming a mould; 3-material sheet; 4-resistance heating means; 41-resistance heating electrode; 5-an infrared monitoring device; 6-a clamping cylinder; 7-a sliding guide rail; 8-inserting an electrical connector; 9-upper die and upper die holder; 10-a water cooling system; 11-lower die; 12-a heating furnace; 13-a manipulator; and 14-press quenching.
Detailed description of the preferred embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 2-3, the hot stamping flexible smart production line comprises a hot stamping press 1, a mechanical arm, a hot forming die 2 and an infrared monitoring device 5, wherein a resistance heating device 4 is arranged in the hot forming die 2; the manipulator is used for transferring and carrying tablets, the thermoforming mold 2 is used for containing tablets, the resistance heating device 4 is used for heating the fed tablets, and the infrared monitoring device 5 is used for monitoring the surface temperature of the tablets.
When in use, a manipulator outside the hot stamping press 1 transfers the blanked material sheet to a hot forming die 2, the temperature of the material sheet is raised under the action of the resistance heating device 4, and the material sheet is heated to 880-930 ℃ for austenitizing; after heating for 4s to 10s, the infrared monitoring device 5 monitors the temperature of the thermoformed web 3 surface at several specific points to a certain temperature range.
The hot stamping press further comprises a control center, the control center is connected with the manipulator, the resistance heating device 4 and the infrared monitoring device 5, and after the heating is carried out for 4s to 10s, the infrared monitoring device 5 feeds back signals to the control center of the hot stamping press 1 after monitoring that the temperatures of a plurality of specific points on the surface of the hot forming material sheet 3 reach a certain temperature range; and driving the hot forming die 2 to complete die pressing and quenching under the action of the hot stamping press 1.
When the hot stamping press works, a manipulator outside the hot stamping press 1 transfers the blanked material sheet to a hot forming die 2, the temperature of the material sheet is increased under the action of a resistance heating device 4, and the material sheet is heated to 880-930 ℃ for austenitizing; after heating for 4s to 10s, the infrared monitoring device 5 feeds back a signal to a control center of the hot stamping press 1 after monitoring that the temperature of a plurality of specific points on the surface of the hot forming material sheet 3 reaches a certain temperature range; and driving the hot forming die 2 to complete die pressing and quenching under the action of the hot stamping press 1.
The hot forming die 2 further comprises an upper die and an upper die seat 9, a lower die 11 and a water cooling system 10, wherein the water cooling system 10 is connected with the upper die and the upper die seat 9 through a pipeline, a lower die seat is arranged below the lower die 11, and the material sheet 3 is located above the lower die 11.
Example 2
Specifically, referring to fig. 4, the hot stamping press 1 further includes a clamping cylinder 6 and a sliding guide rail 7, the resistance heating device 4 includes resistance heating electrodes 41 at left and right ends, the resistance heating electrodes 41 and the clamping cylinder 6 are mounted on the sliding guide rail 7, and the sliding guide rail 7 can drive the resistance heating electrodes 41 and the clamping cylinder 6 to move.
Further, the hot stamping press 1 further comprises a universal plug 8, and the universal plug 8 is used for supplying power to the resistance heating electrode 41.
When the blanking device is used, a manipulator outside the hot stamping press 1 transfers the blanked material sheet to the hot forming die 2, at the moment, the sliding guide rail 7 drives the resistance heating electrode 41 and the clamping cylinder 6 to slide, for material sheets with different sizes, the distance between the two electrodes is adjusted through the sliding guide rail 7, after the sliding guide rail drives the resistance heating electrode 41 and the clamping cylinder 6 to slide in place, the clamping cylinder 6 pushes the resistance heating electrode 41 to the upper surface of the material sheet to be in full contact, external current enables the material sheet 3 to be electrified through the universal plug-in connector 8 and the resistance heating electrode 41, and the material sheet 3 is directly heated under the resistance action of the material sheet 3.
The detection device is used for detecting that the sliding guide rail drives the resistance heating electrode 41 and the clamping cylinder 6 to slide in place, and the specific detection method is that when the distance between the two electrode tips is equal to the length of the material sheet, the sliding guide rail stops moving. The detection device is not shown in the drawing, and the specific detection method belongs to the technical scheme which can be known by the person skilled in the art and can be realized.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A hot stamping flexible smart production line comprises a hot stamping press (1), a mechanical arm and a hot forming die (2), and is characterized in that the hot stamping press (1) further comprises an infrared monitoring device (5), and a resistance heating device (4) is arranged in the hot forming die (2); the thermoforming mold (2) is used for containing material sheets, the resistance heating device (4) is used for heating the material sheets, and the infrared monitoring device (5) is used for monitoring the surface temperature of the material sheets.
2. A hot stamping flexible smart production line according to claim 1, characterised in that the resistance heating device (4) comprises resistance heating electrodes (41) at the left and right ends.
3. A hot stamping flexible smart production line according to claim 2, wherein the hot stamping press (1) further comprises a clamping cylinder (6) and a sliding guide rail (7), the resistance heating electrode (41) and the clamping cylinder (6) are mounted on the sliding guide rail (7), and the sliding guide rail (7) can drive the resistance heating electrode (41) and the clamping cylinder (6) to move.
4. A hot stamping flexible smart production line according to claim 3, characterised in that the hot stamping press (1) further comprises a universal plug-in connector (8), the universal plug-in connector (8) being used to power the resistive heating electrode (41).
5. A hot stamping flexible smart production line according to claim 4, wherein the hot stamping press further comprises a control center, the control center being connected to the robot, the resistance heating device (4) and the infrared monitoring device (5).
6. The hot stamping flexible smart production line according to claim 1, wherein the hot forming die (2) further comprises an upper die and an upper die holder (9), a lower die (11) and a water cooling system (10), the water cooling system (10) is connected with the upper die and the upper die holder (9) through a pipeline, a lower die holder is arranged below the lower die (11), and the material sheet (3) is located above the lower die (11).
7. The hot stamping flexible smart production line according to claim 5, wherein the production line is controlled by transferring blanked material sheets to a hot forming die by a manipulator outside a hot stamping press, raising the temperature of the material sheets under the action of a resistance heating device, and carrying out austenitization under the condition that the material sheets are heated to 880-930 ℃; after heating for 4s to 10s, feeding back a signal to a control center of the hot stamping press after an infrared monitoring device monitors that the temperature of a plurality of specific points on the surface of the hot forming material sheet reaches a certain temperature range; and driving the hot forming die to finish die pressing and quenching under the action of the hot stamping press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010934602.XA CN112474957A (en) | 2020-09-08 | 2020-09-08 | Flexible smart production line of hot stamping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010934602.XA CN112474957A (en) | 2020-09-08 | 2020-09-08 | Flexible smart production line of hot stamping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112474957A true CN112474957A (en) | 2021-03-12 |
Family
ID=74921063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010934602.XA Withdrawn CN112474957A (en) | 2020-09-08 | 2020-09-08 | Flexible smart production line of hot stamping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112474957A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632883A (en) * | 2022-05-18 | 2022-06-17 | 合肥合锻智能制造股份有限公司 | Mechanical arm for thermal forming |
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| CN103934360A (en) * | 2014-04-25 | 2014-07-23 | 吉林大学 | Hot stamping and warm blanking composite forming technology and mould for ultrahigh-strength steel |
| CN104438840A (en) * | 2014-11-21 | 2015-03-25 | 东莞市豪斯特热冲压技术有限公司 | Multi-station hot forming device and hot forming method for high-strength parts |
| CN205380175U (en) * | 2016-03-17 | 2016-07-13 | 哈尔滨工大宇航精工科技有限公司 | Novel electric current is from high rate of strain superplastic forming equipment that hinders heating |
| CN106825177A (en) * | 2017-01-16 | 2017-06-13 | 吴滨 | Galvanized steel plain sheet heat stamping and shaping method and apparatus |
| CN107520581A (en) * | 2017-08-22 | 2017-12-29 | 苏州普热斯勒先进成型技术有限公司 | A kind of super-high strength steel wheel spoke and its processing method |
| CN108251611A (en) * | 2018-03-21 | 2018-07-06 | 吉林大学 | A kind of heating unit that high strength steel heating region is made arbitrarily to adjust and its heating means |
| CN111203467A (en) * | 2019-03-04 | 2020-05-29 | 航宇智造（北京）工程技术有限公司 | Metal pipe hot gas bulging and rapid cooling strengthening system and process |
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2020
- 2020-09-08 CN CN202010934602.XA patent/CN112474957A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110090638A (en) * | 2010-02-04 | 2011-08-10 | 현대하이스코 주식회사 | Method for manufacturing high strength steel shaped body and apparatus for manufacturing the same |
| CN102554040A (en) * | 2012-01-16 | 2012-07-11 | 重庆科技学院 | Magnesium alloy sheet different temperature drawing mold |
| CN103934360A (en) * | 2014-04-25 | 2014-07-23 | 吉林大学 | Hot stamping and warm blanking composite forming technology and mould for ultrahigh-strength steel |
| CN104438840A (en) * | 2014-11-21 | 2015-03-25 | 东莞市豪斯特热冲压技术有限公司 | Multi-station hot forming device and hot forming method for high-strength parts |
| CN205380175U (en) * | 2016-03-17 | 2016-07-13 | 哈尔滨工大宇航精工科技有限公司 | Novel electric current is from high rate of strain superplastic forming equipment that hinders heating |
| CN106825177A (en) * | 2017-01-16 | 2017-06-13 | 吴滨 | Galvanized steel plain sheet heat stamping and shaping method and apparatus |
| CN108015144A (en) * | 2017-01-16 | 2018-05-11 | 吴滨 | Galvanized steel plain sheet heat stamping and shaping equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632883A (en) * | 2022-05-18 | 2022-06-17 | 合肥合锻智能制造股份有限公司 | Mechanical arm for thermal forming |
| CN114632883B (en) * | 2022-05-18 | 2022-08-26 | 合肥合锻智能制造股份有限公司 | Mechanical arm for thermal forming |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210312 |
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| WW01 | Invention patent application withdrawn after publication |