CN216801383U - Mould with positioning guide shaft - Google Patents
Mould with positioning guide shaft Download PDFInfo
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- CN216801383U CN216801383U CN202220338983.XU CN202220338983U CN216801383U CN 216801383 U CN216801383 U CN 216801383U CN 202220338983 U CN202220338983 U CN 202220338983U CN 216801383 U CN216801383 U CN 216801383U
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Abstract
The application discloses mould with location guide shaft belongs to the mould field, has solved among the prior art operation such as plate stretch forming, punch a hole and need the substep operation and punch a hole and cut out the problem that the waste material will fall into the cavity of lower mould and be difficult for taking out, and it sets up middle part punching pole and transmission connecting piece in terrace die cavity down to set up the push rod that pushes down and promote, realize upwards punching a hole of middle part punching pole. The technical scheme of this application is at the in-process of compound die earlier stretch forming then the operation of punching a hole, and the operation of a plurality of processes can be accomplished to one set of mould to blanking waste material can not fall into the cavity of lower mould, and the clear material is easy.
Description
Technical Field
The utility model relates to a die with a positioning guide shaft, and belongs to the field of dies.
Background
The drawing die is used for drawing and pressing a blank into a hollow body, or drawing and pressing the hollow body into a stamping die of the hollow body with smaller appearance and no obvious change in plate thickness. In the fittings of the refrigerator, there are many more complicated plates, such as a motor fixing plate of the refrigerator, and the bottom of the stretching cavity is provided with a mounting hole of the motor, so that not only stretching molding but also punching operation is required. In the prior art, to the processing of this kind of complicated plate, generally stretch forming earlier the back, carry out the punching press operation again, a plate needs a plurality of cover moulds to carry out a plurality of processes processing promptly, and in one shot forming's mould, generally use the drift to punch a hole from upper portion downwards, and the waste material will fall into the cavity of lower mould under punching a hole is cut off, is difficult for taking out.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of inconvenience in clamping and low machining efficiency of a drilling machine tool fixture in the prior art, the utility model provides a die with a positioning guide shaft.
The utility model adopts the technical scheme that the die with the positioning guide shaft comprises an upper die holder (1), an upper die set, a lower die set and a lower die holder (2), wherein the upper die set and the lower die set are arranged between the upper die holder (1) and the lower die holder (2) and are respectively connected with the upper die holder (1) and the lower die holder (2); a telescopic supporting seat (3) for supporting the upper die holder (1) and the lower die holder (2) to move relatively is arranged between the upper die holder and the lower die holder; the upper die set comprises an upper die plate (4), and a drawing die groove (5) is formed in the surface, facing the lower die base (2), of the upper die plate (4); the lower die set comprises a lower male die (6), and the lower male die (6) is matched with the stretching female die groove (5); a middle punching rod (7) is arranged in the lower male die (6), and the middle punching rod (7) penetrates through the top end face of the lower male die (6); a pressing push rod (8) is arranged between the upper die set and the lower die set; the axes of the middle punching rod (7) and the lower pressing push rod (8) are parallel to the mold closing direction, and the middle punching rod (7) and the lower pressing push rod (8) move along the axis direction; the middle punching rod (7) and the pressing push rod (8) are opposite in moving direction, and a transmission connecting piece is arranged between the middle punching rod (7) and the pressing push rod (8).
Preferably, the lower module of the die with the positioning guide shaft further comprises a lower die movable inner plate (10) and a lower die movable outer plate (11), and the lower die movable inner plate (10) is sleeved on the lower male die (6) and is in sliding connection with the lower male die (6); the lower die movable outer plate (11) is sleeved on the lower die movable inner plate (10), the lower die movable outer plate (11) and the lower die movable inner plate (10) are arranged at intervals and form an annular positioning groove, and the opening end of the stretching female die groove (5) is matched with the positioning groove.
Preferably, the upper die set of the die with the positioning guide shaft further comprises an upper die movable sleeve plate (9), and the upper die movable sleeve plate (9) is sleeved on the upper die plate (4) and is in sliding connection with the upper die plate (4); the upper die movable sleeve plate (9) is matched with the lower die movable outer plate (11).
Preferably, in the die with the positioning guide shaft, the lower push rod (8) penetrates through the lower die movable outer plate (11) and the upper die movable sleeve plate (9) and is connected with the lower die movable outer plate (11) and the upper die movable sleeve plate (9) in a sliding manner; the pressing plate (12) is fixedly sleeved on the pressing push rod (8), the pressing plate (12) is located between the lower die movable outer plate (11) and the upper die movable sleeve plate (9), and a groove matched with the pressing plate (12) is formed in the lower die movable outer plate (11).
Optimally, the die with the positioning guide shaft is characterized in that a cavity is arranged in the lower die holder (2), and the transmission connecting piece is arranged in the cavity of the lower die holder (2); the transmission connecting piece comprises a first downward pressing pushing block (13) and a second transverse pushing block (14); a third lower pushing block (15) is fixedly arranged at the lower end of the middle punching rod (7); the lower pressing pushing block I (13) is fixedly arranged at the lower end of the lower pressing push rod (8), the transverse pushing block II (14) is arranged between the lower pressing pushing block I (13) and the lower pushing block III (15) and is in sliding contact with the lower pressing pushing block I (13) and the lower pushing block III (15), and the moving direction of the transverse pushing block II (14) is perpendicular to the moving direction of the middle punching rod (7); the first pushing inclined plane is respectively arranged on the first pushing block (13) and the third pushing block (15) at the lower part, and the second pushing inclined plane is respectively arranged at the two ends of the second transverse pushing block (14); the first pushing inclined plane of the first pushing block (13) is in sliding contact with the second pushing inclined plane at one end of the second transverse pushing block (14), and the first pushing inclined plane of the third lower pushing block (15) is in sliding contact with the second pushing inclined plane at the other end of the second transverse pushing block (14).
Preferably, the transverse pushing block II (14) of the die with the positioning guide shaft comprises two pushing heads (14-1) and an intermediate connecting rod, and the intermediate connecting rod (14-2) is arranged between the two pushing heads (14-1) and is fixedly connected with the two pushing heads (14-1); the middle connecting rod (14-2) is in sliding contact with the inner wall of the cavity of the lower die holder (2).
Preferably, two groups of transmission connecting pieces are arranged in a cavity of the lower die holder (2) of the die with the positioning guide shafts, the two groups of transmission connecting pieces are respectively positioned at two sides of a third pushing block (15) at the lower part, a limiting slide rod (16) is arranged between a second transverse pushing block (14) of the two groups of transmission connecting pieces, and two ends of the limiting slide rod (16) are inserted into the end parts of the second transverse pushing block (14) of the two groups of transmission connecting pieces and are in sliding connection with the second transverse pushing block (14); a pressure spring (17) is arranged between the second transverse pushing blocks (14) of the two groups of transmission connecting pieces, the pressure spring (17) is sleeved on the limiting slide rod (16), and two ends of the pressure spring are respectively in pressing contact with the second transverse pushing blocks (14) of the two groups of transmission connecting pieces.
Preferably, in the die with the positioning guide shaft, the punching groove (5-1) is arranged on the top end face of the inner part of the drawing female die groove (5), and the punching groove (5-1) is matched with the end part of the middle punching rod (7).
The beneficial effect of this application lies in:
in the technical scheme of this application, set up middle part punching rod (7) in terrace die (6) down, at the compound die in-process, push rod (8) are pushed down and are received the extrusion of mould down and down, promote middle part punching rod (7) through the transmission connecting piece and upwards punch a hole, and the waste material of blanking can not fall into the cavity of lower mould for the blanking waste material takes out easily. And through the cooperation of the stretching die groove (5) and the lower punch (6), the stretching and punching operation of one set of die is realized, and the working efficiency is better.
Drawings
Fig. 1 is a schematic structural diagram of the present application.
Detailed Description
The technical features of the utility model are further explained in the following with reference to the accompanying drawings and specific embodiments.
As shown in the figure, the utility model relates to a die with a positioning guide shaft, which comprises an upper die holder (1), an upper die set, a lower die set and a lower die holder (2), wherein the upper die set and the lower die set are arranged between the upper die holder (1) and the lower die holder (2) and are respectively connected with the upper die holder (1) and the lower die holder (2); a telescopic supporting seat (3) for supporting the upper die holder (1) and the lower die holder (2) to move relatively is arranged between the upper die holder and the lower die holder; the upper die set comprises an upper die plate (4), and a drawing die groove (5) is formed in the surface, facing the lower die base (2), of the upper die plate (4); the lower die set comprises a lower male die (6), and the lower male die (6) is matched with the stretching female die groove (5); a middle punching rod (7) is arranged in the lower male die (6), and the middle punching rod (7) penetrates through the top end face of the lower male die (6); a pressing push rod (8) is arranged between the upper die set and the lower die set; the axes of the middle punching rod (7) and the lower pressing push rod (8) are parallel to the mold closing direction, and the middle punching rod (7) and the lower pressing push rod (8) move along the axis direction; the middle punching rod (7) and the pressing push rod (8) are opposite in moving direction, and a transmission connecting piece is arranged between the middle punching rod (7) and the pressing push rod (8).
Set up middle part punching rod (7) in terrace die (6) down, at the compound die in-process, push rod (8) are pushed down and are received the extrusion of last mould down, promote middle part punching rod (7) through the transmission connecting piece and upwards punch a hole, and the waste material of blanking can not fall into the cavity of lower mould for the blanking waste material takes out easily. And through the matching of the stretching die groove (5) and the lower punch (6), the operation of stretching and punching by one set of die is realized, and the working efficiency is better.
The lower die set also comprises a lower die movable inner plate (10) and a lower die movable outer plate (11), wherein the lower die movable inner plate (10) is sleeved on the lower male die (6) and is connected with the lower male die (6) in a sliding manner; the lower die movable outer plate (11) is sleeved on the lower die movable inner plate (10), the lower die movable outer plate (11) and the lower die movable inner plate (10) are arranged at intervals and form an annular positioning groove, and the opening end of the stretching female die groove (5) is matched with the positioning groove. The upper module also comprises an upper die movable sleeve plate (9), and the upper die movable sleeve plate (9) is sleeved on the upper die plate (4) and is in sliding connection with the upper die plate (4); the upper die movable sleeve plate (9) is matched with the lower die movable outer plate (11).
The upper die movable sleeve plate (9) and the lower die movable outer plate (11) are matched, so that the metal sheet is extruded when the die is closed, the metal sheet is prevented from being deviated in the stretching and blanking processes, and the better processing quality is ensured. The lower die movable inner plate (10) is pushed to move downwards by the lower die movable outer plate (11) during die assembly, so that a stretching cavity is formed between the stretching die groove (5) and the lower punch (6), and the stretching cavity is continuously enlarged along with the downward movement of the lower die movable inner plate (10), so that the stretching is gradually carried out, the metal sheet can be prevented from being broken, and better forming quality is ensured.
A lower pressing push rod (8) penetrates through the lower die movable outer plate (11) and the upper die movable sleeve plate (9) and is connected with the lower die movable outer plate (11) and the upper die movable sleeve plate (9) in a sliding manner; the pressing plate (12) is fixedly sleeved on the pressing push rod (8), the pressing plate (12) is located between the lower die movable outer plate (11) and the upper die movable sleeve plate (9), and a groove matched with the pressing plate (12) is formed in the lower die movable outer plate (11).
The upper die movable sleeve plate (9) pushes the pressure plate (12) in the die closing process, so that the downward push rod (8) obtains downward power. During the drawing process, the metal sheet in the drawing cavity is in constant deformation, and if the punching is performed at this time, the punching position may be shifted due to the continuous deformation of the metal sheet. The pressing plate (12) and the upper die movable sleeve plate (9) are arranged at intervals, and after the upper die movable sleeve plate (9) descends for a section, the pushing push rod (8) and the transmission connecting piece are pushed to move, namely, the pressing plate is stretched firstly and then punched, and the punching is carried out step by step, so that the position accuracy of punching is ensured.
A cavity is arranged in the lower die holder (2), and the transmission connecting piece is arranged in the cavity of the lower die holder (2); the transmission connecting piece comprises a first downward pressing pushing block (13) and a second transverse pushing block (14); a third lower pushing block (15) is fixedly arranged at the lower end of the middle punching rod (7); the lower pressing pushing block I (13) is fixedly arranged at the lower end of the lower pressing push rod (8), the transverse pushing block II (14) is arranged between the lower pressing pushing block I (13) and the lower pushing block III (15) and is in sliding contact with the lower pressing pushing block I (13) and the lower pushing block III (15), and the moving direction of the transverse pushing block II (14) is perpendicular to the moving direction of the middle punching rod (7); the first pushing inclined plane is respectively arranged on the first pushing block (13) and the third pushing block (15) at the lower part, and the second pushing inclined plane is respectively arranged at the two ends of the second transverse pushing block (14); the first pushing inclined plane of the first pushing block (13) is in sliding contact with the second pushing inclined plane at one end of the second transverse pushing block (14), and the first pushing inclined plane of the third lower pushing block (15) is in sliding contact with the second pushing inclined plane at the other end of the second transverse pushing block (14).
In the die closing process, push rod (8) is pushed down, push block one (13) is pushed down and moves towards the inner part of the lower die, push block two (14) and move towards middle part punching rod (7) when pushing block one (13) moves down, push inclined plane two and the push inclined plane one cooperation that the lower part pushed block three (15) through horizontal push block two (14), push block three (15) rebound of promotion lower part, thereby drive middle part punching rod (7) and upwards punch a hole, the diversion can be accomplished to the power transmission without complicated mechanism, the steam generator is simple in structure, and is not easy to damage, and production cost and use cost can be effectively reduced.
The transverse pushing block II (14) comprises two pushing heads (14-1) and a middle connecting rod, and the middle connecting rod (14-2) is arranged between the two pushing heads (14-1) and is fixedly connected with the two pushing heads (14-1); the middle connecting rod (14-2) is in sliding contact with the inner wall of the cavity of the lower die holder (2).
The contact of the middle connecting rod (14-2) and the inner wall of the cavity of the lower die holder (2) limits the sliding direction of the middle connecting rod (14-2), so that the second transverse pushing block (14) is guided, and the punching precision is prevented from being influenced by the deviation in the moving process.
Two groups of transmission connecting pieces are arranged in a cavity of the lower die holder (2), the two groups of transmission connecting pieces are respectively positioned at two sides of a lower pushing block III (15), a limiting slide rod (16) is arranged between transverse pushing blocks II (14) of the two groups of transmission connecting pieces, and two ends of the limiting slide rod (16) are inserted into the end parts of the transverse pushing blocks II (14) of the two groups of transmission connecting pieces and are in sliding connection with the transverse pushing blocks II (14); a pressure spring (17) is arranged between the second transverse pushing blocks (14) of the two groups of transmission connecting pieces, the pressure spring (17) is sleeved on the limiting slide rod (16), and two ends of the pressure spring are respectively in pressing contact with the second transverse pushing blocks (14) of the two groups of transmission connecting pieces.
Set up two sets of transmission connecting pieces, through two push rod (8) drives that push down, realized promoting middle part punching rod (7) respectively from both sides, guarantee the force balance of middle part punching rod (7), prevent to influence the action precision of middle part punching rod (7) because of middle part punching rod (7) atress skew.
A punching groove (5-1) is arranged on the top end face of the inner part of the drawing female die groove (5), and the punching groove (5-1) is matched with the end part of the middle punching rod (7).
The middle punching rod (7) punches the blanking waste into the blanking groove (5-1), the waste falls down from the blanking groove (5-1) after die assembly, and the waste cannot fall into the cavity of the lower die because the lower die is not provided with an opening.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions and substitutions within the spirit and scope of the present invention.
Claims (8)
1. A die with a positioning guide shaft comprises an upper die base (1), an upper die set, a lower die set and a lower die base (2), wherein the upper die set and the lower die set are arranged between the upper die base (1) and the lower die base (2) and are respectively connected with the upper die base (1) and the lower die base (2); a telescopic supporting seat (3) for supporting the upper die holder (1) and the lower die holder (2) to move relatively is arranged between the upper die holder and the lower die holder; the upper die set comprises an upper die plate (4), and a drawing die groove (5) is formed in the surface, facing the lower die base (2), of the upper die plate (4); the method is characterized in that: the lower die set comprises a lower male die (6), and the lower male die (6) is matched with the stretching female die groove (5); a middle punching rod (7) is arranged in the lower male die (6), and the middle punching rod (7) penetrates through the top end face of the lower male die (6); a pressing push rod (8) is arranged between the upper die set and the lower die set; the axes of the middle punching rod (7) and the lower pressing push rod (8) are parallel to the mold closing direction, and the middle punching rod (7) and the lower pressing push rod (8) move along the axis direction; the middle punching rod (7) and the pressing push rod (8) are opposite in moving direction, and a transmission connecting piece is arranged between the middle punching rod (7) and the pressing push rod (8).
2. The mold with the positioning guide shaft according to claim 1, wherein: the lower die set also comprises a lower die movable inner plate (10) and a lower die movable outer plate (11), wherein the lower die movable inner plate (10) is sleeved on the lower male die (6) and is connected with the lower male die (6) in a sliding manner; the lower die movable outer plate (11) is sleeved on the lower die movable inner plate (10), the lower die movable outer plate (11) and the lower die movable inner plate (10) are arranged at intervals and form an annular positioning groove, and the opening end of the stretching female die groove (5) is matched with the positioning groove.
3. The mold with the positioning guide shaft according to claim 2, wherein: the upper module further comprises an upper die movable sleeve plate (9), and the upper die movable sleeve plate (9) is sleeved on the upper die plate (4) and is in sliding connection with the upper die plate (4); the upper die movable sleeve plate (9) is matched with the lower die movable outer plate (11).
4. The mold with the positioning guide shaft according to claim 3, wherein: the lower pressing push rod (8) penetrates through the lower die movable outer plate (11) and the upper die movable sleeve plate (9) and is connected with the lower die movable outer plate (11) and the upper die movable sleeve plate (9) in a sliding manner; the pressing plate (12) is fixedly sleeved on the pressing push rod (8), the pressing plate (12) is located between the lower die movable outer plate (11) and the upper die movable sleeve plate (9), and a groove matched with the pressing plate (12) is formed in the lower die movable outer plate (11).
5. The mold with the positioning guide shaft according to claim 1, wherein: a cavity is arranged in the lower die holder (2), and the transmission connecting piece is arranged in the cavity of the lower die holder (2); the transmission connecting piece comprises a first downward pressing pushing block (13) and a second transverse pushing block (14); a third lower pushing block (15) is fixedly arranged at the lower end of the middle punching rod (7); the lower pressing pushing block I (13) is fixedly arranged at the lower end of the lower pressing push rod (8), the transverse pushing block II (14) is arranged between the lower pressing pushing block I (13) and the lower pushing block III (15) and is in sliding contact with the lower pressing pushing block I (13) and the lower pushing block III (15), and the moving direction of the transverse pushing block II (14) is perpendicular to the moving direction of the middle punching rod (7); the first pushing inclined plane is respectively arranged on the first pushing block (13) and the third pushing block (15) at the lower part, and the second pushing inclined plane is respectively arranged at the two ends of the second transverse pushing block (14); the first pushing inclined plane of the first downward pushing block (13) is in sliding contact with the second pushing inclined plane at one end of the second transverse pushing block (14), and the first pushing inclined plane of the third lower pushing block (15) is in sliding contact with the second pushing inclined plane at the other end of the second transverse pushing block (14).
6. The mold with the positioning guide shaft according to claim 5, wherein: the transverse pushing block II (14) comprises two pushing heads (14-1) and a middle connecting rod, and the middle connecting rod (14-2) is arranged between the two pushing heads (14-1) and is fixedly connected with the two pushing heads (14-1); the middle connecting rod (14-2) is in sliding contact with the inner wall of the cavity of the lower die holder (2).
7. The mold with the positioning guide shaft according to claim 5, wherein: two groups of transmission connecting pieces are arranged in a cavity of the lower die holder (2), the two groups of transmission connecting pieces are respectively positioned at two sides of a lower pushing block III (15), a limiting slide rod (16) is arranged between transverse pushing blocks II (14) of the two groups of transmission connecting pieces, and two ends of the limiting slide rod (16) are inserted into the end parts of the transverse pushing blocks II (14) of the two groups of transmission connecting pieces and are in sliding connection with the transverse pushing blocks II (14); a pressure spring (17) is arranged between the second transverse pushing blocks (14) of the two groups of transmission connecting pieces, the pressure spring (17) is sleeved on the limiting slide rod (16), and two ends of the pressure spring are respectively in pressing contact with the second transverse pushing blocks (14) of the two groups of transmission connecting pieces.
8. The mold with the positioning guide shaft according to claim 1, wherein: and a punching groove (5-1) is arranged on the top end face of the inner part of the stretching female die groove (5), and the punching groove (5-1) is matched with the end part of the middle punching rod (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220338983.XU CN216801383U (en) | 2022-02-18 | 2022-02-18 | Mould with positioning guide shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220338983.XU CN216801383U (en) | 2022-02-18 | 2022-02-18 | Mould with positioning guide shaft |
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CN216801383U true CN216801383U (en) | 2022-06-24 |
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CN202220338983.XU Active CN216801383U (en) | 2022-02-18 | 2022-02-18 | Mould with positioning guide shaft |
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CN (1) | CN216801383U (en) |
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- 2022-02-18 CN CN202220338983.XU patent/CN216801383U/en active Active
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