CN114719717B - Die repairing method of stamping die - Google Patents
Die repairing method of stamping die Download PDFInfo
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- CN114719717B CN114719717B CN202210385245.5A CN202210385245A CN114719717B CN 114719717 B CN114719717 B CN 114719717B CN 202210385245 A CN202210385245 A CN 202210385245A CN 114719717 B CN114719717 B CN 114719717B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a die repairing method of a stamping die, which comprises the following steps: s1, stamping production is carried out on an initial die to obtain a stamped workpiece; s2, detecting the obtained stamping workpiece on a detection tool, and detecting core data of each part of the stamping workpiece; s3, trimming the corresponding part of the stamping die by referring to the obtained core data; s4, circulating the steps S1 to S3 until the size of the stamping die meets the tolerance requirement; by adopting the method, the stamping workpiece is comprehensively detected through the special detection tool, after the core data of the stamping die repair is obtained through detection by the detection tool, the stamping die is accurately repaired by referring to the core data, so that the number of times of die repair of the stamping die is reduced, the stamping workpiece can reach the qualified tolerance more quickly, the die repair efficiency of the stamping die is effectively improved, the production efficiency and the qualification rate are improved, and the cost is saved.
Description
Technical Field
The invention relates to a method for adjusting a stamping die, in particular to a die repairing method for the stamping die.
Background
The traditional die repairing mode of the stamping die is determined by detecting the stamping workpiece by virtue of a detecting tool, the stamping workpiece is fixed on a special detecting tool by virtue of a rapid clamping and detecting tool clamping plate mechanism, the important parameters of the qualified stamping workpiece are accurately calculated in the detecting process, and finally the stamping die is repaired according to the parameters measured by the detecting tool; in the method, the rebound parameters of the stamping workpiece are not considered, the stamping die is trimmed by utilizing the parameters of the standard stamping workpiece, the stamping workpiece is obtained after trimming, and the stamping workpiece still has larger deviation due to the rebound factors, and if the rebound is serious, the qualification rate of the whole production is directly affected, so that the waste of manufacturing materials and processing procedures is caused.
Disclosure of Invention
In order to solve the technical problems, the invention provides a die repairing method of a stamping die, which mainly aims to measure rebound parameters of a stamping workpiece after measuring the qualified parameters of the stamping workpiece, and obtain the data to calculate the die repairing parameters of the stamping die, thereby avoiding the condition that the stamping workpiece is not in compliance with the requirements after rebound and improving the yield of the stamped workpiece.
According to the technical problems, the technical scheme is as follows:
the invention provides a die repairing method of a stamping die, which comprises the following steps of:
s1, stamping production is carried out on an initial die to obtain a stamped workpiece;
s2, detecting the obtained stamping workpiece on a detection tool, and detecting core data of each part of the stamping workpiece; wherein, the detection steps are as follows:
firstly, determining that all positioning pins on a gauge are in an unoperated state and that all the quick press clips and gauge clamping plate mechanisms are in an opened state; then placing the stamping workpiece on each positioning pin, so that after the stamping workpiece is tightly attached to the reference surface of the profiling seat, closing the gauge clamping plate mechanism and the quick pressing clamp to press the stamping workpiece on the profiling seat; measuring the peripheral gap of the stamping workpiece through a gap ruler, measuring the peripheral face difference of the stamping workpiece through a face difference gauge, recording the readings, and judging the compaction gap distance between the stamping workpiece and the profiling seat; then sequentially opening a gauge clamping plate mechanism and a quick press clamp on each part of the profiling seat, and sequentially measuring the clearance distance between the set part of the stamping workpiece and the gauge through a clearance ruler to obtain the rebound clearance distance between the stamping workpiece and the profiling seat after rebound; finally, taking out the stamping workpiece, and homing all the parts to finish detection;
s3, trimming the corresponding part of the stamping die by referring to the obtained core data;
s4, circulating the steps S1 to S3 until the size of the stamping die meets the tolerance requirement;
by adopting the method, the stamping workpiece is comprehensively detected through the special detection tool, after the core data of the stamping die trimming is obtained through the detection of the detection tool, the compression clearance distance and the rebound clearance distance are detected through the special detection tool, the accurate die trimming parameters of the stamping die are obtained according to the compression clearance distance and the rebound clearance distance, the stamping die is accurately trimmed by referring to the parameters, and after the stamping die is trimmed, the method is repeated to circulate until the stamping workpiece obtained by stamping of the stamping die meets the tolerance standard, so that the die trimming times of the stamping die are reduced, and the stamping workpiece can reach the qualified tolerance more quickly.
Further, the gauge comprises a movable mounting frame and a gauge workbench fixed on the movable mounting frame, wherein a profiling seat matched with the contour of the stamping workpiece is fixed on the gauge workbench through a mounting column; the periphery of the profiling seat is provided with a plurality of quick pressing clamps and gauge clamping plate mechanisms for pressing the stamping workpiece on the profiling seat, the profiling seat is also provided with a plurality of positioning pins, and each positioning pin corresponds to a concave part of the stamping workpiece, the distance of which needs to be measured, so that the gap distance between the profiling seat and the stamping workpiece can be measured;
by adopting the method, the clearance tolerance data of the stamping workpiece can be obtained through the auxiliary detection of the detection tool, and the key parts of the stamping workpiece are measured through the positioning pins, so that the clearance distances between the positions of the stamping workpiece and the profiling seat can be conveniently obtained, and the stamping die can be repaired by referring to the clearance distances of the positions.
Further, the pressure heads on the quick press clamps correspond to the positioning pins on the profiling seat respectively, and the overturning clamping plates of the gauge clamping plate mechanism are matched with the outer contours of the stamping workpieces;
by adopting the method, the pressing gap distance or the rebound gap distance can be selectively measured through the quick pressing clamp corresponding to the positioning pin; the checking fixture clamping plate mechanism effectively fixes the stamping workpiece on the profiling seat, so that the stamping workpiece is not easy to move and misplacement.
Further, the rapid press clamp comprises a press clamp upright post and a press clamp mounting head, the press clamp upright post is detachably mounted on the checking fixture workbench, the press clamp mounting head is fixed at the upper end of the press clamp upright post, the upper end of the press clamp mounting head is connected with a press handle and a press arm which are matched with each other, the press handle and the press arm are connected with the press clamp mounting head through bearings, and the press handle and the press arm are fixedly connected, so that the press handle is pulled to drive the press arm to rotate on the press clamp mounting head; the pressing arm is provided with a pressing head, and the position of the pressing head arranged on the pressing arm is adjustable;
by adopting the structure, the pressing handle is driven to drive the pressing arm through the bearing transmission, and the pressing head corresponds to the positioning pin, so that the set position of the stamping workpiece can be pressed on the positioning pin of the profiling seat, the position of the rapid pressing clamp can be adjusted through the pressing clamp upright post, and the positioning pin corresponds to the adjustable pressing head.
Further, the gauge clamping plate mechanism comprises a clamping plate upright post fixed on the gauge workbench, a clamping plate mounting head is arranged at the top of the clamping plate upright post and connected with the turnover clamping plate through a plate-shaped connecting piece, one end of the plate-shaped connecting piece is connected with the clamping plate mounting head through a bearing, the other end of the plate-shaped connecting piece is fixedly connected with the turnover clamping plate, the turnover clamping plate can be driven to turn over on the clamping plate mounting head by pulling the plate-shaped connecting piece, and the turnover clamping plate is provided with a bayonet matched with the outer contour of a stamping workpiece so as to clamp the stamping workpiece on a profiling seat;
by adopting the structure, the overturning clamping plates are connected through the bearings, so that the positions of the stamping workpieces can be locked through overturning, and the stamping workpieces cannot easily move on the profiling seat in a clamping manner, so that the stamping workpieces are prevented from moving and dislocating under the action of external force.
Further, the gauge workbench is also provided with a coordinate array consisting of an X-axis direction and a Y-axis direction, four reference coordinates are arranged in the coordinate array, and each reference coordinate is respectively positioned on each corner of the gauge workbench;
by adopting the method, the accuracy of other coordinate points in the whole coordinate array is detected through four reference coordinate points, and the reference coordinate points are arranged on four corners of the gauge workbench for reference control convenience.
Further, at least four lifting lugs are arranged on the gauge workbench, and the lifting lugs are close to corners of the gauge workbench;
by adopting the method, the lifting lugs are arranged at the four corners of the gauge workbench, which are close to the body, so that the gauge can move conveniently.
Compared with the prior art, the invention has the beneficial effects that:
according to the die repairing method of the stamping die, the stamped workpiece after stamping is placed on the profiling seat, all the quick press clamps are closed to enable the stamped workpiece to be attached to the profiling seat, all the gauge clamping plate mechanisms are closed, the stamped workpiece is prevented from moving under the action of external force to influence the measuring effect, and the standard size of the stamped workpiece meeting the requirements is conveniently measured; and then after the quick press clamp is opened, measuring the stamping workpiece again to obtain the rebound clearance size of the stamping workpiece, finally comparing the standard size with the rebound clearance size to obtain the die repairing parameters of the stamping die accurately, and finally opening the checking fixture clamping plate mechanism to take down the stamping workpiece.
Drawings
FIG. 1 is a schematic diagram of a stamping workpiece inspection tool according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a quick press nip in an embodiment;
FIG. 3 is a schematic diagram of a structure of a chuck mechanism of the gauge in the embodiment;
fig. 4 is an enlarged view of a portion a in fig. 1.
Detailed Description
The invention is further described below with reference to examples and figures.
The invention provides a die repairing method of a stamping die, which comprises the following steps:
s1, stamping production is carried out on an initial die to obtain a stamped workpiece;
s2, detecting the obtained stamping workpiece on a detection tool, and detecting core data of each part of the stamping workpiece;
s3, trimming the corresponding part of the stamping die by referring to the obtained core data;
s4, circulating the steps S1 to S3 until the size of the stamping die meets the tolerance requirement.
Wherein the detection mentioned in step S2 is performed according to the following steps:
firstly, determining that all positioning pins 31 on the gauge are in an unoperated state and that all the quick press clips 5 and the gauge clamping plate mechanisms 6 are in an opened state; then the stamping workpiece is placed on each positioning pin 31, so that after the stamping workpiece is tightly attached to the reference surface of the profiling seat 3, the stamping workpiece is tightly pressed on the profiling seat 3 by the closed gauge clamping plate mechanism 6 and the quick press clamp 5; measuring the peripheral gap of the stamping workpiece through a gap ruler, measuring the peripheral face difference of the stamping workpiece through a face difference gauge, recording the readings, and judging the compaction gap distance between the stamping workpiece and the profiling seat 3; then sequentially opening a gauge clamping plate mechanism 6 and a quick press clamp 5 on each part of the profiling seat 3, and sequentially measuring the clearance distance between the set part of the stamping workpiece and the gauge through a clearance ruler again, so as to obtain the rebound clearance distance between the stamping workpiece and the profiling seat 3 after rebound; finally, taking out the punched workpiece, and resetting all the parts to finish detection.
The compaction gap distance measured after the stamping workpiece is compacted on the profiling seat 3 is measured through the steps, and the compaction gap distance is measured together with the gap distance normally placed on the profiling seat 3, so that the rebound gap distance of the actual stamping workpiece is obtained, the compaction gap distance and the rebound gap distance are obtained, the lamination degree and the peripheral surface difference between the stamping workpiece and the profiling seat 3 are obtained through analysis and manual measurement, required core data are formed together, and then the stamping die is accurately trimmed by integrally referring to the core data, so that the accuracy of single trimming is further improved, and the qualification rate of the stamping workpiece after stamping is improved; for example: when a part of the quick press clamp and the gauge clamping plate mechanism are opened, a certain part of the stamping workpiece placed on the profiling seat is rebounded, the stamping die is trimmed corresponding to the part, the stamping die after trimming is subjected to stamping production to obtain the stamping workpiece, then the stamping workpiece is placed on the gauge to be detected again to obtain more approximate parameters, the stamping die is trimmed again, and the cycle is performed until the size of the stamping die meets the tolerance requirement.
As a preferred scheme, referring to fig. 1 to 4, the gauge used in the method mainly comprises a movable mounting frame 2 and a gauge workbench 1 fixed on the movable mounting frame 2, wherein a profiling seat 3 fixed through a mounting column 4 is arranged on the gauge workbench 1, and the profiling seat 3 is matched with the outer contour of a stamping workpiece to be detected; the periphery of the profiling seat 3 is provided with a plurality of quick press clips 5 and gauge clamping plate mechanisms 6 for pressing the stamping workpiece on the profiling seat 3, the profiling seat 3 is also provided with a plurality of positioning pins 31, and the positioning pins 31 are correspondingly arranged at the concave positions of the stamping workpiece, which are required to be measured, of the gap distances; measuring the gap distance between each part on the punched workpiece and the profiling seat 3 by the positioning pin 31 to detect the punched workpiece; when the quick press clamp 5 and the gauge clamping plate mechanism 6 compress the stamping workpiece, the distance between the stamping workpiece and the gauge clamping plate mechanism 6 is measured once, and when the quick press clamp 5 and the gauge clamping plate mechanism 6 are opened, the distance is measured again to obtain rebound data of the stamping workpiece, so that parameter comparison is carried out according to the actually obtained standard parameter data and rebound parameter data, and then the stamping die is accurately trimmed;
preferably, each quick press clamp 5 corresponds to the positioning pin 31 on the profiling seat 3 one by one, so that the punched workpiece is fully contacted with the positioning pin 31, and therefore, the specific spacing distance parameter of the qualified punched workpiece can be accurately measured, and each parameter is recorded near the corresponding positioning pin 31 for reference in later detection; the outer contour of the stamping workpiece is matched with the outer contour of the stamping workpiece corresponding to the overturning clamping plate of the gauge clamping plate mechanism 6, the stamping workpiece is clamped on the profiling seat 3 through the gauge clamping plate mechanism 6, so that the stamping workpiece cannot easily move transversely, the occurrence of dislocation of the position of the positioning pin 31 can be effectively avoided, and the gauge is convenient to detect.
Preferably, the quick press clamp 5 mainly comprises a press clamp upright post 51, a press clamp mounting head 52, a press handle 53 and a press arm 54, wherein the press clamp upright post 51 is detachably mounted on the checking fixture workbench 1, the press clamp mounting head 52 is fixed at the upper end of the press clamp upright post 51, the press handle 53 and the press arm 54 which are mutually matched are connected to the press clamp mounting head 52, the press handle 53 and the press arm 54 are respectively connected with the press clamp mounting head 52 through bearings, and the press handle 53 and the press arm 54 are fixedly connected through connecting plates, so that the press handle 53 is pulled to drive the press arm 54 to overturn on the press clamp mounting head 52 along the bearings; the pressing arm 54 is provided with a pressing head 55 for pressing the punched workpiece, and the pressing head 55 can adjust the distance according to actual conditions so as to match the set position of the positioning pin 31 on the profiling seat 3 during pressing.
Preferably, the gauge clamping plate mechanism 6 mainly comprises a clamping plate upright post 61 detachably mounted on the gauge workbench 1, a clamping plate mounting head 62 is fixed at the top end of the clamping plate upright post 61, a turnover clamping plate 64 is connected to the clamping plate mounting head 62 through a plate-shaped connecting piece 63, one end of the plate-shaped connecting piece 63 is connected to the clamping plate mounting head 62 through a bearing, the other end of the plate-shaped connecting piece 63 is fixedly connected with the turnover clamping plate 64, so that the turnover clamping plate 64 can be driven to turn over along the bearing on the clamping plate mounting head 62 by pulling the plate-shaped connecting piece 63, a buckle 65 is arranged on the turnover clamping plate 64, and the bayonet 65 is matched with the outer contour of a punched workpiece to be punched so as to clamp the punched workpiece on the profiling seat 3 through the gauge clamping plate mechanism 6.
As an embodiment, when the clearance measuring position at the bottom of the stamping workpiece corresponds to the positioning pin 31, the stamping workpiece is pressed on the profiling seat 3 through the rapid pressing frame, and the clearance ruler is used for manually measuring and recording the standard clearance size of the stamping workpiece meeting the requirement; when the quick press clamp 5 is opened, the rebound gap size of the stamping workpiece is calculated through manual measurement of a clearance ruler, and finally, the stamping die is trimmed by referring to the rebound gap size and the standard gap size, or an elastic clearance ruler (not shown in the figure) can be installed on the side surface of the profiling seat 3, the rebound size of the rebound stamping workpiece is measured through the elastic clearance ruler, rebound data are recorded through observation, the clearance ruler ascends along with the rebound stamping workpiece, so that the rebound size is accurately measured, recording and debugging are convenient, and displacement caused by touching the stamping workpiece in the manual measurement process is avoided; thereby ensuring the accuracy of measuring the gap distance between the stamping workpiece and each part of the profiling seat 3, and improving the precision and efficiency of die repairing.
Preferably, the gauge workbench 1 is further provided with a coordinate array formed by an X-axis direction and a Y-axis direction, each detection position of the punched workpiece is determined according to the corresponding coordinate position, and four reference coordinates 7 are arranged in the coordinate array, the reference coordinates 7 are used for calibrating whether other coordinate positions are accurate, and in order to facilitate calibration of each coordinate on the gauge, each reference coordinate 7 is respectively located on four corners of the gauge workbench 1.
Preferably, in order to facilitate moving the gauge, lifting lugs 8 are fixed on the gauge workbench 1 and used for lifting the gauge body through a crane to move, and in order to prevent the crane from lifting the gauge to sideslip, the number of the lifting lugs 8 is four, and each lifting lug 8 is respectively close to four corners of the gauge workbench 1, so that the crane can stably lift the gauge body.
The embodiments of the present invention are described in detail above, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described above by referring to the drawings are exemplary and intended to be used for explaining the present invention and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. The die repairing method of the stamping die is characterized by comprising the following steps of:
s1, stamping production is carried out on an initial die to obtain a stamped workpiece;
s2, detecting the obtained stamping workpiece on a detection tool, and detecting core data of each part of the stamping workpiece; wherein, the detection steps are as follows:
firstly, determining that all positioning pins (31) on a gauge are in an unoperated state, and that all the quick press clips (5) and the gauge clamping plate mechanisms (6) are in an opened state; then placing the stamping workpiece on each positioning pin (31) so that after the stamping workpiece is tightly attached to the datum plane of the profiling seat (3), the stamping workpiece is tightly pressed on the profiling seat (3) by the closed gauge clamping plate mechanism (6) and the quick pressing clamp (5); measuring the peripheral gap of the stamping workpiece through a gap ruler, measuring the peripheral surface difference of the stamping workpiece through a surface difference gauge, recording the readings, and judging the compaction gap distance between the stamping workpiece and the profiling seat (3); then sequentially opening a gauge clamping plate mechanism (6) and a quick press clamp (5) on each part of the profiling seat (3), and sequentially measuring the clearance distance between the set part of the stamping workpiece and the gauge through a clearance ruler to obtain the rebound clearance distance between the stamping workpiece and the profiling seat (3) after rebound; finally, taking out the stamping workpiece, and homing all the parts to finish detection;
s3, trimming the corresponding part of the stamping die by referring to the obtained core data;
s4, circulating the steps S1 to S3 until the size of the stamping die meets the tolerance requirement.
2. The die repairing method of the stamping die according to claim 1, wherein: the gauge comprises a movable mounting frame (2) and a gauge workbench (1) fixed on the movable mounting frame (2), wherein a profiling seat (3) matched with the outline of a stamping workpiece is fixed on the gauge workbench (1) through a mounting column (4); the quick press clamp (5) and the check tool clamping plate mechanism (6) for pressing the stamping workpiece on the profiling seat (3) are arranged around the profiling seat (3), the profiling seat (3) is also provided with a plurality of positioning pins (31), and the positioning pins (31) correspond to the concave positions of the stamping workpiece, the concave positions of which are required to be measured in intervals, so that the gap distance between the profiling seat (3) and the stamping workpiece can be measured.
3. The die repairing method of the stamping die according to claim 2, characterized in that: the pressure heads (55) on the quick press clips (5) are respectively corresponding to the positioning pins (31) on the profiling seat (3), and the overturning clamping plates (64) of the gauge clamping plate mechanism (6) are matched with the outer contours of the stamping workpieces.
4. The die repairing method of the stamping die according to claim 2, characterized in that: the quick press clamp (5) comprises a press clamp upright post (51) and a press clamp mounting head (52), the press clamp upright post (51) is detachably mounted on the checking fixture workbench (1), the press clamp mounting head (52) is fixed at the upper end of the press clamp upright post (51), a press handle (53) and a press arm (54) which are mutually matched are connected at the upper end of the press clamp mounting head (52), the press handle (53) and the press arm (54) are connected with the press clamp mounting head (52) through bearings, and the press handle (53) and the press arm (54) are fixedly connected, so that the press handle (53) is pulled to drive the press arm (54) to rotate on the press clamp mounting head (52); the pressing arm (54) is provided with a pressing head (55), and the position of the pressing head (55) arranged on the pressing arm (54) is adjustable.
5. The die repairing method of the stamping die according to claim 2, characterized in that: check a cardboard mechanism (6) including fixing cardboard stand (61) on checking a workstation (1), the top of this cardboard stand (61) has cardboard installation head (62), cardboard installation head (62) are connected with upset cardboard (64) through platy connection spare (63), the one end of platy connection spare (63) is connected with cardboard installation head (62) through the bearing, the other end and upset cardboard (64) fixed connection of this platy connection spare (63) for pull platy connection spare (63) can order about upset cardboard (64) on cardboard installation head (62), upset cardboard (64) have bayonet socket (65) with punching press work piece outline looks adaptation, in order can with punching press work piece chucking on profile modeling seat (3).
6. The die repairing method of the stamping die according to claim 2, characterized in that: the detection tool workbench (1) is further provided with a coordinate array consisting of an X-axis direction and a Y-axis direction, four reference coordinates (7) are arranged in the coordinate array, and each reference coordinate (7) is respectively positioned on each corner of the detection tool workbench (1).
7. The die repairing method of the stamping die according to claim 6, wherein: the detecting tool workbench (1) is provided with at least four lifting lugs (8), and the lifting lugs (8) are close to corners of the detecting tool workbench (1).
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| CN202210385245.5A CN114719717B (en) | 2022-04-13 | 2022-04-13 | Die repairing method of stamping die |
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| CN202210385245.5A CN114719717B (en) | 2022-04-13 | 2022-04-13 | Die repairing method of stamping die |
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| CN114719717B true CN114719717B (en) | 2023-06-20 |
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