CN219581499U - Stable stamping die for metal product processing - Google Patents

Abstract

The utility model provides a stable stamping die for metal product processing, which comprises an upper die holder main body. This metal product processing stable form stamping die, through buffer gear's setting, in stamping process, the upper die base main part drives stamping head downwardly moving, after the contact seat is touched to the atress post, the contact seat receives the decurrent extrusion force of atress post, the contact seat extrudees buffer spring downwards, buffer spring can play the cushioning effect, avoid the excessive effort in the twinkling of an eye, when buffer pin bottom contacted the upper dead lever, the upper dead lever receives the decurrent extrusion force of buffer pin, the upper dead lever transmits the power that receives for buffer spring, buffer spring carries out local shock attenuation, go up the fixed knot simultaneously and drive upper connecting rod downwardly moving through first minor axis, the upper connecting rod passes through the decurrent movement of connecting rod under the second minor axis drive, can be with the impact conversion that the stamping head brought into mechanical energy, reach the absorbing purpose, make it more stable in stamping process, work efficiency has been improved.

Description

Stable stamping die for metal product processing

Technical Field

The utility model relates to the technical field related to metal product processing, in particular to a metal product processing stable stamping die.

Background

The stamping is a forming processing method for a workpiece (stamping part) with a required shape and size by applying external force to plates, strips, pipes, sectional materials and the like by using a press machine and a die to make the workpiece plastically deformed or separated, and compared with castings and forgings, the stamping part has the characteristics of thinness, uniformity, lightness and strength, and can be used for manufacturing workpieces with reinforcing ribs, undulation or flanging which are difficult to manufacture by other methods, so that the rigidity of the workpiece is improved.

However, in the existing metal product processing stamping die, during stamping, large impact force can be generated when the upper die holder main body is stamped downwards, long-time continuous processing is performed, and small-amplitude deviation can be generated on the lower die holder, so that stamping is unstable, and the working efficiency is reduced.

Disclosure of Invention

The utility model aims to provide a stable stamping die for metal product processing, which solves the problems that the conventional stable stamping die for metal product processing, which is proposed in the prior art, can generate larger impact force when an upper die holder main body is stamped downwards during stamping, can continuously process for a long time, can generate small-amplitude deviation of a lower die holder, causes unstable stamping and reduces working efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a metal product processing stable form stamping die, includes upper die base main part and buffer gear, all be provided with the upper bolt around the upper die base main part, all be provided with the spacer pin around the lower extreme of upper die base main part, one side of upper spacer pin is provided with the guide pillar, the lower extreme of upper die base main part is provided with the upper padding plate, the downside both ends of upper padding plate all are provided with the atress seat, the lower extreme of upper atress seat is provided with the shock absorber plate, the centre of upper shock absorber plate is provided with the atress post, the inboard of upper atress seat is provided with the fixing base, the both sides of upper fixing base all are provided with the locking bolt, the inside of upper fixing base is provided with the punching press head, the lower extreme of punching press head is provided with the punching groove, the both ends of punching groove all are provided with down the atress seat, the upper end of atress seat is provided with down the shock absorber plate, the centre of lower shock absorber plate is provided with the movable hole, the lower end of the movable hole is provided with a buffer mechanism, the buffer mechanism comprises an upper fixing rod, a buffer pin, a contact seat, a buffer spring, an upper fixing buckle, a first short shaft, an upper connecting rod, a second short shaft, a lower connecting rod, a third short shaft, a lower fixing buckle, a lower fixing rod, a connecting seat, a screw, a lower spring pin, a damping spring and an upper spring pin, the upper fixing rod is arranged in the movable hole, the buffer pin is arranged in the upper fixing rod, the contact seat is arranged at the upper end of the buffer pin, the buffer spring is arranged outside the buffer pin, the upper fixing buckles are arranged at both ends of the upper fixing rod, one end of the upper fixing buckle is provided with a first short shaft, one side of the first short shaft is provided with an upper connecting rod, one end of the upper connecting rod is provided with the second short shaft, one side of the second short shaft is provided with a lower connecting rod, the one end of lower connecting rod is provided with the third minor axis, one side of third minor axis is provided with down fixed knot, the one end of lower fixed knot is provided with down the dead lever, the both sides of lower dead lever all are provided with the connecting seat, the upside of connecting seat is provided with the screw, the upper end of lower dead lever is provided with down the spring pin, the outside of lower spring pin is provided with damping spring, damping spring's inside upper end is provided with the spring pin, the lower extreme of atress seat is provided with the lower bolster down, the lower extreme of lower bolster is provided with the die holder, the upside both ends of die holder all are provided with the guide pin bushing, the both sides of guide pin bushing all are provided with down the spacer pin, the lower bolster all is provided with down the bolt around.

Preferably, the stamping head is connected with the upper fixing seat through a locking bolt, and the locking bolt is provided with two groups.

Preferably, the contact seat and the upper fixing rod form an elastic structure through a buffer spring, welding is adopted between the buffer spring and the contact seat, and welding is adopted between the buffer spring and the upper fixing rod.

Preferably, the upper fixing buckle and the upper fixing rod are welded, the upper connecting rod forms a rotating structure through the first short shaft and the upper fixing buckle, the lower connecting rod forms a rotating structure through the second short shaft and the upper connecting rod, the lower connecting rod forms a rotating structure through the third short shaft and the lower fixing buckle, and the lower fixing buckle and the lower fixing rod are welded.

Preferably, the lower fixing rod and the upper fixing rod form an elastic structure through a damping spring, welding is adopted between the damping spring and the lower fixing rod, and welding is adopted between the damping spring and the upper fixing rod.

Preferably, the connecting seat is in threaded connection with the lower backing plate through a screw, and the connecting seat is welded with the lower fixing rod.

Preferably, the guide sleeve is in sliding connection with the guide post, and the inner diameter of the guide sleeve is matched with the outer diameter of the guide post.

Compared with the prior art, the utility model has the beneficial effects that: this metal product processing stable stamping die, through last dead lever, the buffer pin, the contact seat, buffer spring, go up the fixed knot, first minor axis, go up the connecting rod, the second minor axis, lower connecting rod, the third minor axis, lower fixed knot, lower dead lever, the connecting seat, the screw, lower spring pin, damping spring and the setting of last spring pin, in stamping process, upper die base main part drives the stamping head and moves down, after the contact seat is touched to the atress post, the contact seat receives the decurrent extrusion force of atress post, the buffer spring is extruded downwards to the contact seat, buffer spring can play the effect of buffering, avoid the excessive effort in the twinkling of an eye, when buffer pin bottom contacted last dead lever, go up the dead lever and receive the decurrent extrusion force of buffer pin, damping spring is given to the transmission of the power that will receive to the dead lever, damping spring carries out local shock attenuation, go up the fixed knot simultaneously and drive last connecting rod downwardly moving through first minor axis, upward connecting rod drives downwardly moving down the connecting rod through the second minor axis, can be with the impact force that the stamping head brought and change into mechanical energy, it is more stable in stamping process, work efficiency has been improved.

Drawings

FIG. 1 is a schematic diagram of a stamping state structure of a stamping die according to the present utility model;

FIG. 2 is a schematic view showing the structure of the stamping die in the non-stamped state;

FIG. 3 is a schematic view of the appearance and structure of the upper die holder body of the present utility model;

FIG. 4 is a schematic cross-sectional view of a lower die holder of the present utility model;

fig. 5 is a schematic structural view of a buffering mechanism of the present utility model.

In the figure: 1. an upper die holder body; 2. installing a bolt; 3. an upper limit pin; 4. a guide post; 5. an upper backing plate; 6. an upper stress seat; 7. a damping plate is arranged; 8. a stress column; 9. an upper fixing seat; 10. a locking bolt; 11. punching heads; 12. stamping a groove; 13. a lower stress seat; 14. a lower damping plate; 15. a movable hole; 16. a buffer mechanism; 1601. an upper fixing rod; 1602. a buffer pin; 1603. a contact base; 1604. a buffer spring; 1605. a fixing buckle is arranged on the upper part; 1606. a first stub shaft; 1607. an upper connecting rod; 1608. a second stub shaft; 1609. a lower connecting rod; 1610. a third minor axis; 1611. a lower fixing buckle; 1612. a lower fixing rod; 1613. a connecting seat; 1614. a screw; 1615. a lower spring pin; 1616. a damping spring; 1617. a spring pin is arranged; 17. a lower backing plate; 18. a lower die holder; 19. guide sleeve; 20. a lower limit pin; 21. and (5) a lower bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a steady stamping die of metalwork processing, includes upper die base main part 1 and buffer gear 16, its characterized in that: the upper die holder body 1 is provided with upper bolts 2 around the upper die holder body 1, the lower end of the upper die holder body 1 is provided with upper limit pins 3 around the upper limit pins 3, one side of the upper limit pins 3 is provided with guide posts 4, the lower end of the upper die holder body 1 is provided with upper cushion plates 5, the lower ends of the upper cushion plates 5 are provided with upper force bearing seats 6, the lower ends of the upper force bearing seats 6 are provided with upper shock absorbing plates 7, the middle of the upper shock absorbing plates 7 is provided with force bearing columns 8, the inner sides of the upper force bearing seats 6 are provided with upper fixing seats 9, both sides of the upper fixing seats 9 are provided with locking bolts 10, the inside of the upper fixing seats 9 is provided with a punching head 11, the lower ends of the punching head 11 are provided with punching grooves 12, both ends of the punching grooves 12 are provided with lower force bearing seats 13, the upper ends of the lower force bearing seats 13 are provided with lower shock absorbing plates 14, the middle of the lower cushion plates 14 are provided with movable holes 15, the lower ends of the movable holes 15 are provided with buffer mechanisms 16, the buffer mechanisms 16 comprise upper fixing rods 1601, buffer pins 1602, contact seats 1603, buffer springs 1605, upper fixing buckles 1605, upper fixing rods 1607, first fixing rods 1607, second fixing rods 1607, upper fixing rods 1607, second fixing rods 1607, upper fixing rods 1615, second fixing rods 1607, fixing rods 1615, upper fixing rods 1615, and fixing rods 1615 are provided with fixing rods 1613, and upper fixing rods 1613. One side of the second short shaft 1608 is provided with a lower connecting rod 1609, one end of the lower connecting rod 1609 is provided with a third short shaft 1610, one side of the third short shaft 1610 is provided with a lower fixing buckle 1611, one end of the lower fixing buckle 1611 is provided with a lower fixing rod 1612, both sides of the lower fixing rod 1612 are provided with connecting seats 1613, the upper side of the connecting seats 1613 is provided with screws 1614, the upper end of the lower fixing rod 1612 is provided with a lower spring pin 1615, the outer side of the lower spring pin 1615 is provided with a damping spring 1616, the inner upper end of the damping spring 1616 is provided with an upper spring pin 1617, the lower end of the lower stress seat 13 is provided with a lower base 17, the lower end of the lower base 17 is provided with a lower die holder 18, both ends of the upper side of the lower die holder 18 are provided with guide sleeves 19, both sides of the guide sleeves 19 are provided with lower limiting pins 20, and the periphery of the lower base 17 is provided with lower bolts 21. The stamping head 11 is connected with the upper fixing seat 9 through bolts, the locking bolts 10 are provided with two groups, the stamping head 11 can be replaced according to actual conditions, the locking bolts 10 are unscrewed firstly, and then the stamping head 11 is replaced. The contact seat 1603 forms an elastic structure with the upper fixing rod 1601 through the buffer spring 1604, the buffer spring 1604 is welded with the contact seat 1603, the buffer spring 1604 is welded with the upper fixing rod 1601, in the stamping process, the upper die holder main body 1 drives the stamping head 11 to move downwards, after the stress column 8 touches the contact seat 1603, the contact seat 1603 receives the downward extrusion force of the stress column 8, the contact seat 1603 extrudes the buffer spring 1604 downwards, the buffer spring 1604 can play a role in buffering, and the instant acting force is avoided to be overlarge. The upper fixing buckle 1605 and the upper fixing rod 1601 are welded, the upper connecting rod 1607 and the upper fixing buckle 1605 form a rotating structure through the first short shaft 1606, the lower connecting rod 1609 and the upper connecting rod 1607 form a rotating structure through the second short shaft 1608, the lower connecting rod 1609 and the lower fixing buckle 1611 form a rotating structure through the third short shaft 1610, the lower fixing buckle 1611 and the lower fixing rod 1612 are welded, when the bottom of the buffer pin 1602 contacts the upper fixing rod 1601, the upper fixing buckle 1601 drives the upper connecting rod 1607 to move downwards through the first short shaft 1606, the upper connecting rod 1607 drives the lower connecting rod 1609 to move downwards through the second short shaft 1608, the impact force brought by the stamping head 11 can be converted into mechanical energy, the purpose of shock absorption is achieved, the stamping process is more stable, and the working efficiency is improved. The lower fixing rod 1612 and the upper fixing rod 1601 form an elastic structure through the damping spring 1616, welding is arranged between the damping spring 1616 and the lower fixing rod 1612, welding is arranged between the damping spring 1616 and the upper fixing rod 1601, when the bottom of the buffering pin 1602 contacts the upper fixing rod 1601, the upper fixing rod 1601 receives the downward extrusion force of the buffering pin 1602, the upper fixing rod 1601 transmits the received force to the damping spring 1616, and the damping spring 1616 performs local damping. The connecting seat 1613 is in threaded connection with the lower base plate 17 through the screw 1614, and the connecting seat 1613 is welded with the lower fixing rod 1612, so that when the buffer mechanism 16 fails or the buffer effect is poor, the screw 1614 can be detached and then replaced. The guide sleeve 19 is in sliding connection with the guide post 4, the inner diameter of the guide sleeve 19 is matched with the outer diameter of the guide post 4, and the guide post 4 slides in the guide sleeve 19 in the stamping process, so that the phenomena of displacement and the like in the stamping process can be avoided, and the stamping effect is influenced.

Working principle: firstly, a metal product processing stable stamping die moves to a working position, firstly, the stamping head 11 can be replaced according to actual conditions, the locking bolt 10 is unscrewed firstly, then the stamping head 11 is replaced, secondly, in the stamping process, the guide pillar 4 slides in the guide sleeve 19, the phenomenon of shifting and the like in the stamping process can be avoided, the stamping effect is affected, thirdly, the upper die holder main body 1 drives the stamping head 11 to move downwards, after the stress column 8 touches the contact seat 1603, the contact seat 1603 receives downward extrusion force of the stress column 8, the contact seat 1603 presses the buffer spring 1604 downwards, the buffer spring 1604 can play a role of buffering, the instant acting force is avoided to be overlarge, and fourthly, when the bottom of the buffer pin 1602 contacts an upper fixing rod 1601, the upper fixing buckle 1601 drives the upper connecting rod 1607 to move downwards through the first short shaft 1608, the upper connecting rod 1609 drives the lower connecting rod 1609 to move downwards, the impact force brought by the stamping head 11 can be converted into mechanical energy, the purpose of shock absorption is achieved, the shock absorption extrusion force is enabled to be more stable in the stamping process, the working efficiency is improved, the buffer spring 1606 is transmitted to the bottom of the buffer rod 1601 by the buffer rod 1601 when the buffer rod is contacted with the upper fixing rod 1601, and the buffer rod is fixed by the buffer rod 1616, and the buffer rod is subjected to the local vibration reduction effect is transmitted to the buffer rod 1616.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A metal product processing stable stamping die comprises an upper die holder main body (1) and a buffer mechanism (16), and is characterized in that an upper bolt (2) is arranged around the upper die holder main body (1), an upper limit pin (3) is arranged around the lower end of the upper die holder main body (1), a guide pillar (4) is arranged on one side of the upper limit pin (3), an upper base plate (5) is arranged at the lower end of the upper die holder main body (1), upper stress seats (6) are arranged at two ends of the lower side of the upper base plate (5), upper buffer plates (7) are arranged at the lower end of the upper stress seats (6), stress columns (8) are arranged in the middle of the upper buffer plates (7), upper fixing seats (9) are arranged on the inner sides of the upper stress seats (6), locking bolts (10) are arranged on two sides of the upper fixing seats (9), a stamping head (11) is arranged in the upper fixing seats, a stamping groove (12) is arranged at the lower end of the upper die holder main body (1), a stamping groove (12) is arranged at the lower end of the stamping head (11), a movable base (14) is arranged at two ends of the upper buffer plates (13) are arranged at the lower stress seats (13), the buffer mechanism (16) comprises an upper fixing rod (1601), a buffer pin (1602), a contact seat (1603), a buffer spring (1604), an upper fixing buckle (1605), a first short shaft (1606), an upper connecting rod (1607), a second short shaft (1608), a lower connecting rod (1609), a third short shaft (1610), a lower fixing buckle (1611), a lower fixing rod (1612), a connecting seat (1613), a screw (1614), a lower spring pin (1615), a buffer spring (1616) and an upper spring pin (1617), an upper fixing rod (1601) is arranged in the movable hole (15), the buffer pin (1602) is arranged in the upper fixing rod (1601), the upper end of the buffer pin (1602) is provided with the contact seat (1603), the buffer spring (1604) is arranged on the outer side of the buffer pin (1602), both ends of the upper fixing rod (1601) are respectively provided with the upper fixing buckle (1605), one end of the upper fixing buckle (1605) is provided with the first short shaft (1614), one side of the first short shaft (1606) is provided with the connecting rod (1607), one end (1609) is provided with the second end (1609) of the second short shaft (1607), one side of third minor axis (1610) is provided with down fixed knot (1611), the one end of lower fixed knot (1611) is provided with down dead lever (1612), the both sides of lower dead lever (1612) all are provided with connecting seat (1613), the upside of connecting seat (1613) is provided with screw (1614), the upper end of lower dead lever (1612) is provided with down spring bolt (1615), the outside of lower spring bolt (1615) is provided with damping spring (1616), the inside upper end of damping spring (1616) is provided with spring bolt (1617), the lower extreme of lower atress seat (13) is provided with lower bolster (17), the lower extreme of lower bolster (17) is provided with die holder (18), the upside both ends of die holder (18) all are provided with guide pin bushing (19), the both sides of guide pin bushing (19) all are provided with down spacing round down bolt (21).

2. The metal product processing stable stamping die according to claim 1, wherein the stamping head (11) is connected with the upper fixing seat (9) through bolts, and the locking bolts (10) are provided with two groups.

3. The metal product processing stable stamping die according to claim 1, wherein the contact base (1603) and the upper fixing rod (1601) form an elastic structure through a buffer spring (1604), welding is performed between the buffer spring (1604) and the contact base (1603), and welding is performed between the buffer spring (1604) and the upper fixing rod (1601).

4. The metal product processing stable stamping die according to claim 1, wherein welding is performed between the upper fixing buckle (1605) and the upper fixing rod (1601), the upper connecting rod (1607) and the upper fixing buckle (1605) form a rotating structure through a first short shaft (1606), the lower connecting rod (1609) and the upper connecting rod (1607) form a rotating structure through a second short shaft (1608), the lower connecting rod (1609) and the lower fixing buckle (1611) form a rotating structure through a third short shaft (1610), and welding is performed between the lower fixing buckle (1611) and the lower fixing rod (1612).

5. The metal product processing stable stamping die according to claim 1, wherein the lower fixing rod (1612) and the upper fixing rod (1601) form an elastic structure through a damping spring (1616), welding is performed between the damping spring (1616) and the lower fixing rod (1612), and welding is performed between the damping spring (1616) and the upper fixing rod (1601).

6. The metal product processing stable stamping die according to claim 1, wherein the connecting seat (1613) is in threaded connection with the lower base plate (17) through a screw (1614), and welding is performed between the connecting seat (1613) and the lower fixing rod (1612).

7. The metal product processing stable stamping die according to claim 1, wherein the guide sleeve (19) is in sliding connection with the guide post (4), and the inner diameter of the guide sleeve (19) is matched with the outer diameter of the guide post (4).