CN219335636U - Stamping die with positioning function - Google Patents

Abstract

The utility model discloses a stamping die with a positioning function, which belongs to the technical field of dies and comprises an upper die and a lower die, wherein the upper die comprises an upper die holder and a punch, the lower die comprises a lower die holder and a female die, and further comprises a guide sliding component and a positioning component, the guide sliding component is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding component; the positioning assembly comprises an upper positioning plate and a lower positioning plate; the upper positioning plate is provided with an upper positioning hole in transition fit with the guide sliding assembly, and the lower positioning plate is provided with a lower positioning hole in transition fit with the guide sliding assembly; the upper locating plate and the lower locating plate respectively locate the punch and the die in a plane perpendicular to the moving direction of the upper die. The positioning assembly is arranged, so that the relative positions of the punch and the die can be conveniently positioned, the working procedure is simplified, and the efficiency is improved.

Description

Stamping die with positioning function

Technical Field

The utility model belongs to the technical field of dies, and particularly relates to a stamping die with a positioning function.

Background

Stamping is an efficient processing method for obtaining a required part by applying pressure to a material at room temperature by using a die mounted on a press to separate or plastically deform the material. In the existing manufacturing process of the stamping die, precision machining equipment is called more and more strongly to ensure the precision of die parts, but in the assembly process, two procedures still need experienced technicians to perform manual operation, firstly, the clearance between a female die and a punch is adjusted, and a gasket method, a copper plating method, a coating method and the like can be used for the adjustment; secondly, the guide sleeve glue filling operation, the success of the operation is determined by the capability and the carefully degree of an assembly technician, and the quality and the service life of the die can be influenced. These two procedures make the assembly process complicated, the process complicated and the efficiency low. Particularly, the multi-process progressive die is divided into a plurality of upper and lower dies which are assembled respectively and then are arranged on a uniform die carrier, and the relative positions of the independent dies are difficult to align. In addition, the existing stamping die usually uses an inner guide post and an outer guide post for matching, but the inner guide post and the outer guide post have complex structures and repeated positioning, and the abrasion to a guide mechanism is large. To this end we provide a die set with a positioning function.

Disclosure of Invention

The utility model aims to provide a die set with a positioning function, which can respectively position a punch and a die in a plane perpendicular to the moving direction of the upper die by arranging an upper positioning plate for positioning the punch and a lower positioning plate for positioning the die, thereby simplifying the process and improving the efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the die comprises an upper die and a lower die, wherein the upper die comprises an upper die base and a punch head arranged below the upper die base, the lower die comprises a lower die base and a female die arranged above the lower die base, a plurality of forming holes matched with the punch head are formed in the female die, a plurality of punch heads are arranged in one-to-one correspondence with the forming holes, the die further comprises a guide sliding assembly and a positioning assembly, the guide sliding assembly comprises a guide sleeve and a guide column, the guide sleeve and the guide column are both provided with an outer circle positioning section matched with the positioning assembly, the guide sleeve is provided with a guide hole, the guide column and the guide hole are matched and guided, the guide sliding assembly is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding assembly; the positioning assembly comprises an upper positioning plate used for positioning the punch and a lower positioning plate used for positioning the female die; the upper positioning plate is provided with an upper positioning hole in transition fit with the guide sliding assembly, and the lower positioning plate is provided with a lower positioning hole in transition fit with the guide sliding assembly; the upper locating plate and the lower locating plate respectively locate the punch and the die in a plane perpendicular to the moving direction of the upper die.

Preferably, the guide sleeve is arranged on the upper die holder, the guide hole penetrates through the upper die holder, and an upper positioning hole formed in the upper positioning plate is used for being in transition fit with an outer circle positioning section of the guide sleeve; the guide post is arranged on the lower die holder, a lower positioning hole formed in the lower positioning plate is used for being in transition fit with an outer circle positioning section of the guide post, and the upper die holder and the lower die holder are in guide sliding arrangement through the guide sleeve and the guide post respectively.

Preferably, the guide sleeve is arranged on the lower die holder, the guide hole penetrates through the lower die holder, and a lower positioning hole formed in the lower positioning plate is used for being in transition fit with an outer circle positioning section of the guide sleeve; the guide post is arranged on the upper die holder, an upper positioning hole formed in the upper positioning plate is used for being in transition fit with an outer circle positioning section of the guide post, and the upper die holder and the lower die holder are in guide sliding arrangement through the guide post and the guide sleeve respectively.

Preferably, the lower locating plate is detachably arranged between the lower die holder and the female die, the lower locating plate is in threaded connection with the upper surface of the lower die holder, and the female die is in threaded connection with the upper surface of the lower locating plate.

Preferably, when the female dies are a plurality of female dies and the female dies are arranged on the lower positioning plate, the female dies and the lower positioning plate are respectively provided with a first lower positioning pin hole and a second lower positioning pin hole, and the first lower positioning pin holes and the second lower positioning pin holes are in one-to-one correspondence and are positioned by the lower positioning pins; the die is characterized in that a sub-positioning plate consistent with the die is arranged below the upper die holder, the upper positioning plate is detachably arranged between the upper die holder and the sub-positioning plate, a mounting hole for mounting a punch is formed in the sub-positioning plate, a first upper positioning pin hole and a second upper positioning pin hole are respectively formed in the sub-positioning plate and the upper positioning plate, and the first upper positioning pin holes and the second upper positioning pin holes are in one-to-one correspondence and are positioned through upper positioning pins.

Preferably, the upper positioning hole formed on the upper positioning plate is consistent with the position and the diameter of the lower positioning hole formed on the lower positioning plate, and can be simultaneously overlapped and processed; the first lower locating pin hole, the second lower locating pin hole, the first upper locating pin hole and the second upper locating pin hole are all straight holes, and the positions of the first lower locating pin hole, the second lower locating pin hole, the first upper locating pin hole and the second upper locating pin hole are in one-to-one correspondence and have the same diameter, and can be simultaneously overlapped and processed.

Preferably, the female die is arranged on the upper surface of the lower die holder, a lower positioning notch is formed in the lower positioning plate, and the female die is arranged in the lower positioning notch in a transition fit manner.

Preferably, a plurality of punches are mounted on the lower surface of the upper die holder, a plurality of positioning through holes are formed in the upper positioning plate, and the positioning through holes are respectively in one-to-one correspondence with the punches and are in transition fit with the punches.

Preferably, an upper positioning notch consistent with the lower positioning notch is formed in the upper positioning plate, a sub-positioning plate consistent with the female die in shape is arranged on the lower surface of the upper die base, a plurality of mounting holes are formed in the sub-positioning plate, a plurality of punches are respectively mounted in the mounting holes, and the sub-positioning plate is arranged in the upper positioning notch in a transition fit manner.

Preferably, the upper positioning plate and the lower positioning plate are overlapped up and down in the same processing procedure and processed simultaneously, so that the upper positioning plate and the lower positioning plate are completely consistent.

Preferably, the guide post comprises an outer circle positioning section and a sliding positioning section; the outer diameter of the outer circle positioning section of the guide column is the same as that of the outer circle positioning section of the guide sleeve, and the sliding positioning section is matched with the guide hole for guiding.

Preferably, when the transition fit mode is adopted and a gap exists, the sum of gap values is smaller than the allowable gap deviation value between the punch and the die.

Preferably, the guide sleeve is connected with the upper die holder or the lower die holder through bolts; the guide post is connected with the upper die holder or the lower die holder through a bolt.

Preferably, the outside cover of guide post is equipped with first retaining sleeve, first retaining sleeve is last to inlay and is equipped with a plurality of first balls, the guide post through these a plurality of first balls with the guide pin bushing is the slip setting that rolls.

Compared with the prior art, the utility model has the beneficial effects that: through setting up the last locating plate that is used for fixing a position the drift and be used for fixing a position the lower locating plate of die, can fix a position drift and die respectively in the plane perpendicular with last mould direction of motion, its reliance structural design and precision finishing make the assembly of mould become simpler and more easy, improved the quality and the stability of mould manufacturing greatly to avoided because of the clearance between adjustment die and the drift and the problem that the guide pin bushing encapsulating operation leads to complicated, the technology is loaded down with trivial details and inefficiency, and then simplified the process and raise the efficiency.

Drawings

Fig. 1 is a schematic overall structure of embodiment 1 of the present utility model.

Fig. 2 is an exploded view of example 1 of the present utility model.

Fig. 3 is an exploded view of embodiment 2 of the present utility model.

Fig. 4 is a schematic overall structure of embodiment 3 of the present utility model.

Fig. 5 is an exploded view of example 3 of the present utility model.

Fig. 6 is an exploded view of example 4 of the present utility model.

Fig. 7 is an exploded view of example 5 of the present utility model.

Fig. 8 is an exploded view of example 6 of the present utility model.

Fig. 9 is an exploded view of example 7 of the present utility model.

Fig. 10 is an exploded view of example 8 of the present utility model.

In the figure: 1. an upper die holder; 2. a lower die holder; 3. dividing and positioning plates; 4. a female die; 5. a punch; 6. a shaped hole; 71. an outer circle positioning section; 72. sliding the positioning section; 8. guide sleeve; 81. a guide hole; 82. a guide section; 9. an upper positioning plate; 10. a lower positioning plate; 11. an upper positioning hole; 12. a lower positioning hole; 13. an upper positioning notch; 14. a lower positioning notch; 15. positioning the through hole; 16. a first threaded hole; 17. a second threaded hole; 18. a third threaded hole; 19. a fourth threaded hole; 20. a first bolt; 21. a second bolt; 22. a stripper plate, 231, and a limit part; 232. a vertical portion; 24. a discharging guide sleeve; 25. a guide through hole; 26. perforating; 27. a compression spring; 28. a first retaining sleeve; 29. a second retaining sleeve; 30. a first upper bolt; 31. a second upper bolt; 32. a first lower bolt; 33. a second lower bolt; 34. a first upper registration pin hole; 35. a second upper registration pin hole; 36. a first lower registration pin hole; 37. a second lower registration pin hole; 38. an upper locating pin; 39. and a lower locating pin.

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.

Example 1

As shown in fig. 1 and 2, the utility model provides a die set with a positioning function, comprising an upper die and a lower die, wherein the upper die comprises an upper die holder 1 and punches 5 arranged below the upper die holder 1, and particularly, a plurality of punches 5 are arranged on the lower surface of the upper die holder 1; the lower die comprises a lower die holder 2 and a female die 4 arranged above the lower die holder 2, and specifically, the female die 4 is arranged on the upper surface of the lower die holder 2. The female die 4 is provided with a plurality of holes 6 matched with the punches 5, and the punches 5 and the holes 6 are arranged in a one-to-one correspondence.

A guide sliding component is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding component. The guide sliding assembly comprises a guide sleeve 8 and a guide column, the guide sleeve 8 and the guide column are both provided with an outer circle positioning section 71, and a guide hole 81 which is in sliding fit with the guide column is formed in the guide sleeve 8. The guide sleeve 8 can be arranged on the upper die holder 1 or the lower die holder 2, and the guide post can be arranged on the upper die holder 1 or the lower die holder 2 and is in sliding fit with the guide sleeve 8. When the guide post is arranged on the upper die holder 1, the guide sleeve 8 is arranged on the lower die holder 2, and the guide hole 81 penetrates through the lower die holder 2, namely the upper die holder 1 and the lower die holder 2 are respectively arranged in a guide sliding manner through the guide post and the guide sleeve 8; when the guide post is arranged on the lower die holder 2, the guide sleeve 8 is arranged on the upper die holder 1, and the guide hole 81 penetrates through the upper die holder 1, namely, the upper die holder 1 and the lower die holder 2 are respectively arranged in a guide sliding manner through the guide sleeve 8 and the guide post. In this embodiment, the guide sleeve 8 is disposed on the lower die holder 2, and the guide hole 81 penetrates through the lower die holder 2, and the guide post is disposed on the upper die holder 1 and slidably fitted with the guide hole 81. The guide post further includes a slide locating section 72; the outer diameter of the guide cylinder outer circle positioning section 71 is the same as the outer diameter of the guide sleeve 8 outer circle positioning section 71, and the outer diameter of the sliding positioning section 72 is adapted to the inner diameter of the guide hole 81, so that the sliding positioning section 72 is slidably adapted to the guide hole 81.

In order to facilitate the positioning of the relative positions of the punch 5 and the die 4, and to facilitate the assembly process and improve the working efficiency, the utility model further comprises a positioning assembly, wherein the guide sleeve 8 and the outer circle positioning section 71 of the guide post are matched with the positioning assembly, and the positioning assembly comprises an upper positioning plate 9 for positioning the punch 5 and a lower positioning plate 10 for positioning the die 4. Specifically, the upper positioning plate 9 is provided with a plurality of positioning through holes 15, the plurality of positioning through holes 15 are respectively in one-to-one correspondence with the plurality of punches 5, and the plurality of punches 5 are respectively arranged in the plurality of positioning through holes 15 in a transition fit manner; the lower locating plate 10 is provided with a lower locating notch 14, and the female die 4 is arranged in the lower locating notch 14 in a transition fit manner. In addition, an upper positioning hole 11 is formed in the upper positioning plate 9 and is in transition fit with the guiding sliding component, a lower positioning hole 12 is formed in the lower positioning plate 10 and is in transition fit with the guiding sliding component, in this embodiment, the upper positioning hole 11 formed in the upper positioning plate 9 is used for being in transition fit with an outer circle positioning section 71 of the guiding column, and the lower positioning hole 12 formed in the lower positioning plate 10 is used for being in transition fit with an outer circle positioning section 71 of the guiding sleeve 8. The upper locating plate 9 and the lower locating plate 10 respectively locate the punch 5 and the die 4 in a plane perpendicular to the moving direction of the upper die, and the arrangement avoids the problems of complex flow, complex process and low efficiency caused by adjusting the gap between the die 4 and the punch 5 and the glue filling operation of the guide sleeve 8, thereby simplifying the working procedure and improving the efficiency.

It is noted that when the transition fit is adopted and there is a small gap, the sum of the gap values is smaller than the allowable gap deviation value between the punch 5 and the die 4.

In order to precisely control the clearance between the punch 5 and the peripheral side of the hole 6 and to uniformly distribute the clearance, the hole 6, the positioning through hole 15 and the punch 5 are manufactured by the following method: the matching parts of the two parts matched with each other are processed on the same machine tool, and the relative positions of the matching parts of the two parts when processed on a machine tool workbench are consistent with the relative positions of the matching parts when matched with the two parts for use. Specifically, the two parts are divided into a reference part and a matching part, wherein the machining position of the matching part on the reference part on the machine tool is a reference contour position, and the machining position of the matching part on the machine tool is a matching contour position. When the matching parts of the reference piece and the matching piece are round, the center coordinates of the reference piece and the matching piece are consistent. When the matching parts of the reference piece and the matching piece are completely identical, the reference contour position and the matching contour position are completely identical, and when the matching of the reference piece and the matching piece is clearance fit or interference fit, the reference contour position of the reference piece takes the clearance or interference as an equidistant line formed by the distance as the matching contour position of the matching piece. In this embodiment, the female die 4 is used as a reference piece, the punch die is used as a matching piece, the coordinates of a machine tool workbench of the numerical control machining center are (0, 0), the coordinates of the center of a first reference contour position of the female die 4 are (150, 300), the length of the first reference contour position of the female die 4 is 400cm, the width of the first reference contour position is 200cm, the coordinates of the center of a second reference contour position of the female die 4 are (850, 300), and the length of the second reference contour position of the female die 4 is 400cm, the width of the second reference contour position is 200cm; and the first reference contour position and the second reference contour position are subjected to rounding operation, and the radius R=20cm. The center coordinates of the first mating profile position of the punch die are (150, 300), the first mating profile position of the punch die is 399.5cm long and 199.5cm wide, and the center coordinates of the second mating profile position of the punch die are (850, 300), the second mating profile position of the punch die is 399.5cm long and 199.5cm wide. And the first fit profile position and the second fit profile position are both rounded, and the radius r=19.75. Meanwhile, the punch die is used as a reference piece, the upper locating plate 9 is used as a matching piece, the center coordinate of the third matching contour position of the upper locating plate 9 is (150, 300), the length of the third matching contour position of the upper locating plate 9 is 399.5cm, the width of the third matching contour position of the upper locating plate 9 is 199.5cm, the center coordinate of the fourth matching contour position of the upper locating plate 9 is (850, 300), and the length of the fourth matching contour position of the upper locating plate 9 is 399.5cm, and the width of the fourth matching contour position of the upper locating plate 9 is 199.5cm. And the third fit profile position and the fourth fit profile position are both rounded, and the radius r=19.75. The arrangement can avoid the problems that the clearance between the punch 5 of the machined stamping die and the profile hole 6 on the female die 4 is larger and the clearance is uneven due to the error of a working machine such as a linear cutting machine, and the machining method can change the inherent error of the working machine into the error of the stamped part, thereby accurately controlling the clearance between the machined punch 5 and the periphery of the profile hole 6 and uniformly distributing the clearance.

The working principle of the embodiment is as follows: the punch 5 is arranged on the lower surface of the upper die holder 1, the female die 4 is arranged on the upper surface of the lower die holder 2, a guide post is arranged on the periphery of the upper die holder 1, and a guide sleeve 8 is arranged on the periphery of the lower die holder 2; the positioning through hole 15 of the upper positioning plate 9 is in transition fit with the punch 5, the upper positioning hole 11 of the upper positioning plate 9 is in transition fit with the outer circle positioning section 71 of the guide column, the lower positioning notch 14 of the lower positioning plate 10 is in transition fit with the female die 4, and the lower positioning hole 12 of the lower positioning plate 10 is in transition fit with the outer circle positioning section 71 of the guide sleeve 8; finally, the guide post is in sliding fit with the guide sleeve 8.

Example 2

As shown in fig. 3, this embodiment differs from embodiment 1 in that: the lower locating plate 10 is not provided with a lower locating notch 14, the lower locating plate 10 is detachably arranged between the lower die holder 2 and the female die 4, the lower locating plate 10 is in threaded connection with the upper surface of the lower die holder 2, and the female die 4 is in threaded connection with the upper surface of the lower locating plate 10. Specifically, a plurality of first threaded holes 16 are formed in the peripheral side of the lower positioning plate 10, a plurality of second threaded holes 17 are formed in the peripheral side of the lower die holder 2, the plurality of first threaded holes 16 are in one-to-one correspondence with the plurality of second threaded holes 17 and have the same inner diameter, first bolts 20 penetrate through the first threaded holes 16, and the bottoms of the first bolts 20 extend into the second threaded holes 17 and are in threaded connection with the second threaded holes 17; the periphery of the female die 4 is provided with a plurality of third threaded holes 18, the lower locating plate 10 is provided with a plurality of fourth threaded holes 19, the third threaded holes 18 are in one-to-one correspondence with the fourth threaded holes 19 and have the same inner diameter, the third threaded holes 18 are internally provided with second bolts 21 in a penetrating way, and the bottoms of the second bolts 21 extend into the fourth threaded holes 19 and are in threaded connection with the fourth threaded holes 19.

In addition, in the embodiment, the guide sleeve 8 is mounted on the upper die holder 1 in a threaded manner, the guide hole 81 penetrates through the upper die holder 1, and the upper positioning hole 11 formed in the upper positioning plate 9 is used for being in transition fit with the outer circle positioning section 71 of the guide sleeve 8; the guide post is arranged on the lower die holder 2 in a threaded manner and is in sliding fit with the guide hole 81, and the lower positioning hole 12 formed in the lower positioning plate 10 is used for being in transition fit with the outer circle positioning section 71 of the guide post, namely the upper die holder 1 and the lower die holder 2 are respectively in guide sliding arrangement through the guide sleeve 8 and the guide post.

The working principle of the embodiment is as follows: the periphery of the upper die holder 1 is provided with a guide sleeve 8, and the periphery of the lower die holder 2 is provided with a guide post; arranging the punch 5 on the lower surface of the upper die holder 1, arranging a plurality of positioning through holes 15 of an upper positioning plate 9 in transition fit with the punch 5 respectively, arranging an upper positioning hole 11 of the upper positioning plate 9 in transition fit with an outer circle positioning section 71 of a guide sleeve 8, connecting a lower positioning plate 10 on the upper surface of the lower die holder 2 in a threaded manner, arranging a lower positioning hole 12 of the lower positioning plate 10 in transition fit with an outer circle positioning section 71 of a guide column, and connecting a female die 4 on the upper surface of the lower positioning plate 10 in a threaded manner; finally, the guide post is in sliding fit with the guide sleeve 8.

Example 3

As shown in fig. 4 and 5, the present utility model provides a die mold with a positioning function, which comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold base 1 and a punch 5 arranged below the upper mold base 1, specifically, the lower surface of the upper mold base 1 is provided with a sub-positioning plate 3, the sub-positioning plate 3 is provided with a mounting hole (not shown in the figure), and a plurality of punches 5 are mounted in the mounting hole; the lower die comprises a lower die holder 2 and a female die 4 arranged above the lower die holder 2, and particularly, the female die 4 is arranged on the upper surface of the lower die holder 2; the female die 4 is provided with a plurality of holes 6 matched with the punches 5, and the punches 5 and the holes 6 are arranged in a one-to-one correspondence.

A guide sliding component is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding component. The guide sliding assembly comprises a guide sleeve 8 and a guide column, the guide sleeve 8 and the guide column are both provided with an outer circle positioning section 71, and a guide hole 81 which is in sliding fit with the guide column is formed in the guide sleeve 8. The guide sleeve 8 can be arranged on the upper die holder 1 or the lower die holder 2, and the guide post can be arranged on the upper die holder 1 or the lower die holder 2 and is in sliding fit with the guide sleeve 8. In this embodiment, the guide sleeve 8 is disposed on the upper die holder 1, and the guide hole 81 penetrates through the upper die holder 1, and the guide post is disposed on the lower die holder 2 and slidably fitted with the guide hole 81. The guide post further comprises a sliding positioning section 72 extending upwards from the middle of the outer circular positioning section 71; the outer diameter of the guide cylinder outer circle positioning section 71 is the same as the outer diameter of the guide sleeve 8 outer circle positioning section 71, the outer diameter of the sliding positioning section 72 is matched with the inner diameter of the guide hole 81, and the sliding positioning section 72 is matched with the guide hole 81 in a sliding manner.

In order to facilitate the positioning of the relative positions of the punch 5 and the die 4, and to facilitate the assembly process and improve the working efficiency, the utility model further comprises a positioning assembly, wherein the guide sleeve 8 and the outer circle positioning section 71 of the guide post are matched with the positioning assembly, and the positioning assembly comprises an upper positioning plate 9 for positioning the punch 5 and a lower positioning plate 10 for positioning the die 4. Specifically, an upper positioning notch 13 is formed in the upper positioning plate 9, and the sub positioning plates 3 are arranged in the upper positioning notch 13 in a transition fit manner; the lower locating plate 10 is provided with a lower locating notch 14, and the female die 4 is arranged in the lower locating notch 14 in a transition fit manner. In addition, an upper positioning hole 11 is formed in the upper positioning plate 9 and is in transition fit with the guiding sliding component, a lower positioning hole 12 is formed in the lower positioning plate 10 and is in transition fit with the guiding sliding component, in this embodiment, the upper positioning hole 11 formed in the upper positioning plate 9 is used for being in transition fit with the outer circle positioning section 71 of the guide sleeve 8, and the lower positioning hole 12 formed in the lower positioning plate 10 is used for being in transition fit with the outer circle positioning section 71 of the guiding column. The upper locating plate 9 and the lower locating plate 10 respectively locate the punch 5 and the die 4 in a plane perpendicular to the moving direction of the upper die, and the arrangement avoids the problems of complex flow, complex process and low efficiency caused by adjusting the gap between the die 4 and the punch 5 and the glue filling operation of the guide sleeve 8, thereby simplifying the working procedure and improving the efficiency.

It is noted that when the transition fit is adopted and there is a small gap, the sum of the gap values is smaller than the allowable gap deviation value between the punch 5 and the die 4.

In addition, the upper positioning plate 9 and the lower positioning plate 10 are overlapped up and down in the same processing procedure and processed at the same time, so that the upper positioning plate 9 and the lower positioning plate 10 are completely consistent, namely the upper positioning notch 13 and the lower positioning notch 14 are completely consistent; the upper positioning hole 11 is completely identical to the lower positioning hole 12.

The working principle of the embodiment is as follows: the method comprises the steps that a sub-positioning plate 3 is arranged on the lower surface of an upper die holder 1, a female die 4 is arranged on the upper surface of a lower die holder 2, a guide sleeve 8 is arranged on the periphery of the upper die holder 1, and a guide post is arranged on the periphery of the lower die holder 2; the upper positioning notch 13 of the upper positioning plate 9 is in transition fit with the sub positioning plate 3, the upper positioning hole 11 of the upper positioning plate 9 is in transition fit with the outer circular positioning section 71 of the guide sleeve 8, the lower positioning notch 14 of the lower positioning plate 10 is in transition fit with the female die 4, and the lower positioning hole 12 of the lower positioning plate 10 is in transition fit with the outer circular positioning section 71 of the guide column; finally, the guide post is in sliding fit with the guide sleeve 8.

Example 4

As shown in fig. 6, this embodiment differs from embodiment 3 in that: the lower surface of the upper die holder 1 is provided with a plurality of sub-positioning plates 3 in an arrangement manner, the upper surface of the lower die holder 2 is provided with a plurality of female dies 4 in an arrangement manner, and the female dies 4 are arranged in a one-to-one correspondence with the sub-positioning plates 3. Each sub-positioning plate 3 is provided with a plurality of punches 5, and each female die 4 is provided with a plurality of holes 6 which are in one-to-one correspondence with the punches 5 and are matched with each other. In this embodiment, the number of the female dies 4 is 3, and the number of the positioning plates 3 is 3.

The positioning assembly in the embodiment comprises an upper positioning plate 9 for positioning the punch 5 and a lower positioning plate 10 for positioning the die 4, wherein a plurality of upper positioning notches 13 are formed in the upper positioning plate 9, the plurality of upper positioning notches 13 respectively correspond to the plurality of sub positioning plates 3 one by one, and the plurality of sub positioning plates 3 are respectively arranged in the plurality of upper positioning notches 13 in a transition fit manner; the lower locating plate 10 is provided with a plurality of lower locating notches 14, the lower locating notches 14 are respectively in one-to-one correspondence with the female dies 4, and the female dies 4 are respectively arranged in the lower locating notches 14 in a transition fit manner. In the present embodiment, the number of the upper positioning notches 13 is 3, and the number of the lower positioning notches 14 is 3. The arrangement avoids the problems of complex flow, complex process and low efficiency caused by adjusting the gap between the female die 4 and the punch 5, the glue filling operation of the guide sleeve 8 and the large-scale progressive die assembly, thereby simplifying the working procedure and improving the efficiency.

In addition, the upper positioning plate 9 and the lower positioning plate 10 are overlapped up and down in the same processing procedure and processed at the same time, so that the upper positioning plate 9 and the lower positioning plate 10 are completely consistent, namely the upper positioning notch 13 and the lower positioning notch 14 are completely consistent; the upper positioning hole 11 is completely identical to the lower positioning hole 12.

The working principle of the embodiment is as follows: 3 sub-positioning plates 3 are arranged on the lower surface of the upper die holder 1, 3 female dies 4 are arranged on the upper surface of the lower die holder 2, a guide sleeve 8 is arranged on the periphery of the upper die holder 1, and a guide post is arranged on the periphery of the lower die holder 2; the method comprises the steps that 3 upper positioning notches 13 of an upper positioning plate 9 are respectively in transition fit with 3 sub positioning plates 3, an upper positioning hole 11 of the upper positioning plate 9 is in transition fit with an outer circle positioning section 71 of a guide sleeve 8, 3 lower positioning notches 14 of a lower positioning plate 10 are in transition fit with 3 female dies 4, and a lower positioning hole 12 of the lower positioning plate 10 is in transition fit with an outer circle positioning section 71 of a guide column; finally, the guide post is in sliding fit with the guide sleeve 8.

Example 5

As shown in fig. 7, the utility model provides a die set with positioning function, comprising an upper die and a lower die, wherein the upper die comprises an upper die holder 1 and a punch 5 arranged below the upper die holder 1, specifically, the lower surface of the upper die holder 1 is provided with a sub-positioning plate 3, the sub-positioning plate 3 is provided with a mounting hole (not shown in the figure), and a plurality of punches 5 are mounted in the mounting hole; the lower die comprises a lower die holder 2 and a female die 4 arranged above the lower die holder 2, and particularly, the female die 4 is arranged on the upper surface of the lower die holder 2; the female die 4 is provided with a plurality of holes 6 matched with the punches 5, and the punches 5 and the holes 6 are arranged in a one-to-one correspondence. In this embodiment, the number of the positioning plates 3 is 3, and the 3 positioning plates 3 are arranged on the upper die holder 1, and correspondingly, the number of the dies 4 is 3.

A guide sliding component is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding component. The guide sliding assembly comprises a guide sleeve 8 and a guide column, wherein the guide sleeve 8 and the guide column are respectively provided with an outer circle positioning section 71, and the outer circle positioning section 71 of the guide sleeve 8 is provided with a guide hole 81 which is in sliding fit with the guide column. The guide sleeve 8 can be arranged on the upper die holder 1 or the lower die holder 2, and the guide post can be arranged on the upper die holder 1 or the lower die holder 2 and is in sliding fit with the guide sleeve 8. In this embodiment, the guide sleeve 8 is screwed on the upper die holder 1, and the guide hole 81 penetrates through the upper die holder 1, and the guide post is provided on the lower die holder 2 and slidably fitted with the guide hole 81. The guide column further comprises a sliding positioning section 72 extending upwards from the middle of the outer circle positioning section 71, wherein the outer circle positioning section 71 is arranged on the lower die holder 2 in a threaded manner; the outer diameter of the guide cylinder outer circle positioning section 71 is the same as the outer diameter of the guide sleeve 8 outer circle positioning section 71, the outer diameter of the sliding positioning section 72 is matched with the inner diameter of the guide hole 81, and the sliding positioning section 72 is matched with the guide hole 81 in a sliding manner.

In order to facilitate the positioning of the relative positions of the punch 5 and the die 4, and to facilitate the assembly process and improve the working efficiency, the utility model further comprises a positioning assembly, wherein the guide sleeve 8 and the outer circle positioning section 71 of the guide post are matched with the positioning assembly, and the positioning assembly comprises an upper positioning plate 9 for positioning the punch 5 and a lower positioning plate 10 for positioning the die 4. Specifically, an upper positioning notch 13 is formed in the upper positioning plate 9, and the sub positioning plates 3 are arranged in the upper positioning notch 13 in a transition fit manner; the lower locating plate 10 is provided with a lower locating notch 14, and the female die 4 is arranged in the lower locating notch 14 in a transition fit manner. In addition, an upper positioning hole 11 is formed in the upper positioning plate 9 and is in transition fit with the guiding sliding component, a lower positioning hole 12 is formed in the lower positioning plate 10 and is in transition fit with the guiding sliding component, in this embodiment, the upper positioning hole 11 formed in the upper positioning plate 9 is used for being in transition fit with the outer circle positioning section 71 of the guide sleeve 8, and the lower positioning hole 12 formed in the lower positioning plate 10 is used for being in transition fit with the outer circle positioning section 71 of the guiding column. In the present embodiment, the number of the upper positioning notches 13 is 3, and the number of the lower positioning notches 14 is 3. The upper locating plate 9 and the lower locating plate 10 respectively locate the punch 5 and the die 4 in a plane perpendicular to the moving direction of the upper die, and the arrangement avoids the problems of complex flow, complex process and low efficiency caused by adjusting the gap between the die 4 and the punch 5 and the glue filling operation of the guide sleeve 8, thereby simplifying the working procedure and improving the efficiency.

In addition, the upper positioning plate 9 and the lower positioning plate 10 are overlapped up and down in the same processing procedure and processed at the same time, so that the upper positioning plate 9 and the lower positioning plate 10 are completely consistent, namely the upper positioning notch 13 and the lower positioning notch 14 are completely consistent; the upper positioning hole 11 is completely identical to the lower positioning hole 12.

A stripper plate 22 for unloading is arranged between the upper locating plate 9 and the lower locating plate 10, the stripper plate 22 is movably connected with the upper die holder 1 through an adjusting piece, the adjusting piece comprises a limiting part 231 and a vertical part 232 which is perpendicular to the limiting part 231, a threaded section which is used for being in threaded connection with the stripper plate 22 is arranged at the bottom of the vertical part 232, namely, the limiting part 231 of the adjusting piece is positioned above the upper surface of the upper die holder 1 and used for limiting, the vertical part 232 of the adjusting piece sequentially penetrates through the upper die holder 1 and the upper locating plate 9 and is respectively in clearance fit with the upper die holder 1 and the upper locating plate 9, the threaded section which is arranged at the bottom of the vertical part 232 penetrates through the stripper plate 22 and is in threaded connection with the stripper plate 22, and the distance between the upper die holder 1 and the stripper plate 22 can be adjusted through rotating the adjusting piece; and the stripper plate 22 is fixedly provided with a compression spring 27, the compression spring 27 is sleeved outside the vertical part 232 of the adjusting piece, and the top end of the compression spring 27 is connected with the lower surface of the upper positioning plate 9. In order to facilitate discharging, the stripper plate 22 is provided with a plurality of perforations 26 through which the punch 5 can penetrate, the perforations 26 are arranged in one-to-one correspondence with the punches 5, and the inner diameter of each perforation 26 is larger than the outer diameter of the punch 5, so that friction force between the punch 5 and the perforation 26 in the penetrating process of the punch 26 can be prevented from affecting the work of the punch 5. Meanwhile, the discharging plate 22 is provided with a discharging guide sleeve 24 and is connected through bolts, the cross section of the discharging guide sleeve 24 is in an inverted T-shaped arrangement, the discharging guide sleeve 24 is provided with a guide through hole 25 which is in sliding fit with the guide sleeve 8, the guide sleeve 8 comprises a guide section 82, the guide section 82 extends downwards from an outer circle positioning section 71 of the guide sleeve 8 and is provided with a guide hole 81 penetrating through the guide section 82, the inner diameter of the guide through hole 25 is matched with the outer diameter of the guide section 82 and is in guide sliding arrangement, namely the discharging guide sleeve 24 can be sleeved outside the guide section 82 of the guide sleeve 8 through the guide through hole 25.

The working principle of the embodiment is as follows: the method comprises the steps that a sub-positioning plate 3 is arranged on the lower surface of an upper die holder 1, a female die 4 is arranged on the upper surface of a lower die holder 2, a guide sleeve 8 is arranged on the periphery of the upper die holder 1, and a guide post is arranged on the periphery of the lower die holder 2; the upper positioning notch 13 of the upper positioning plate 9 is in transition fit with the sub positioning plate 3, the upper positioning hole 11 of the upper positioning plate 9 is in transition fit with the outer circular positioning section 71 of the guide sleeve 8, and at the moment, the unloading plate 22 connected with the upper positioning plate 9 through the compression spring 27 is connected with the upper die holder 1 through an adjusting piece; the lower positioning notch 14 of the lower positioning plate 10 is arranged in transition fit with the female die 4, and the lower positioning hole 12 of the lower positioning plate 10 is arranged in transition fit with the outer circle positioning section 71 of the guide column; finally, the guide post is in sliding fit with the guide sleeve 8, and the guide sleeve 8 is in sliding fit with the discharging guide sleeve 24.

Example 6

As shown in fig. 8, this embodiment differs from embodiment 5 in that: in this embodiment, the discharging guide sleeve 24 is disposed on the discharging plate 22 and is connected by a bolt, the cross section of the discharging guide sleeve 24 is in a T-shaped configuration, the discharging guide sleeve 24 is provided with a guide through hole 25 for sliding fit with a guide post, specifically, the guide through hole 25 is slidably fit with a sliding positioning section 72 of the guide post disposed on the lower die holder 2, that is, the discharging plate 22 can be slidably connected with the guide post through the discharging guide sleeve 24 and can reciprocate along the sliding positioning section 72 of the guide post.

Example 7

As shown in fig. 9, this embodiment differs from embodiment 5 in that: in this embodiment, the sliding positioning section 72 of the guiding post is sleeved with the first retaining sleeve 28, and a plurality of first balls (not shown in the figure) are embedded on the first retaining sleeve 28, and the sliding positioning section 72 is in rolling sliding arrangement with the guiding hole 81 of the guiding sleeve 8 through the plurality of first balls. Correspondingly, a second retaining sleeve 29 is sleeved outside the guide section 82 of the guide sleeve 8, a plurality of second balls are embedded on the second retaining sleeve 29, and the guide sleeve 8 is in rolling sliding arrangement with the guide through hole 25 of the discharging guide sleeve 24 through the plurality of second balls.

Example 8

As shown in fig. 10, the utility model provides a die set with positioning function, comprising an upper die and a lower die, wherein the upper die comprises an upper die holder 1 and a punch 5 arranged below the upper die holder 1, specifically, a sub-positioning plate 3 is arranged below the upper die holder 1, mounting holes (not shown in the figure) are formed in the sub-positioning plate 3, and a plurality of punching heads are mounted in the mounting holes; the lower die comprises a lower die holder 2 and a female die 4 arranged above the lower die holder 2, wherein a plurality of holes 6 matched with the punches 5 are formed in the female die 4, and the punches 5 and the holes 6 are arranged in a one-to-one correspondence. In this embodiment, the number of the female dies 4 is 3, and correspondingly, the number of the positioning plates 3 is 3.

A guide sliding component is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding component. The guide sliding assembly comprises a guide sleeve 8 and a guide column, wherein the guide sleeve 8 and the guide column are respectively provided with an outer circle positioning section 71, and the outer circle positioning section 71 of the guide sleeve 8 is provided with a guide hole 81 which is in sliding fit with the guide column. The guide sleeve 8 can be arranged on the upper die holder 1 or the lower die holder 2, and the guide post can be arranged on the upper die holder 1 or the lower die holder 2 and is in sliding fit with the guide sleeve 8. When the guide post is arranged on the upper die holder 1, the guide sleeve 8 is arranged on the lower die holder 2, and the guide hole 81 penetrates through the lower die holder 2, namely the upper die holder 1 and the lower die holder 2 are respectively arranged in a guide sliding manner through the guide post and the guide sleeve 8; when the guide post is arranged on the lower die holder 2, the guide sleeve 8 is arranged on the upper die holder 1, and the guide hole 81 penetrates through the upper die holder 1, namely, the upper die holder 1 and the lower die holder 2 are respectively arranged in a guide sliding manner through the guide sleeve 8 and the guide post. In this embodiment, the guide sleeve 8 is disposed on the upper die holder 1, and the guide hole 81 penetrates through the upper die holder 1, and the guide post is disposed on the lower die holder 2 and slidably fitted with the guide hole 81. The guide post further comprises a sliding positioning section 72 extending upwards from the middle of the outer circular positioning section 71; the outer diameter of the guide cylinder outer circle positioning section 71 is the same as the outer diameter of the guide sleeve 8 outer circle positioning section 71, and the outer diameter of the sliding positioning section 72 is matched with the inner diameter of the guide hole 81, so that the sliding positioning section 72 is matched with the guide hole 81 in a sliding manner.

In order to facilitate the positioning of the relative positions of the punch 5 and the die 4, and to facilitate the assembly process and improve the working efficiency, the utility model further comprises a positioning assembly, wherein the guide sleeve 8 and the outer circle positioning section 71 of the guide post are matched with the positioning assembly, and the positioning assembly comprises an upper positioning plate 9 for positioning the punch 5 and a lower positioning plate 10 for positioning the die 4. Specifically, the lower locating plate 10 is disposed between the lower die holder 2 and the female dies 4, that is, the lower locating plate 10 is threadedly mounted on the upper surface of the lower die holder 2, and the plurality of female dies 4 are arranged on the lower surface of the lower locating plate 10, and the arrangement structure is as follows: the lower locating plate 10 is in threaded connection with the lower die holder 2 through a first lower bolt 32, and the female die 4 is in threaded connection with the lower locating plate 10 through a second lower bolt 33. The upper locating plate 9 is arranged between the upper die holder 1 and the sub locating plate 3, namely, the upper locating plate 9 is arranged on the lower surface of the upper die holder 1 by threads, the sub locating plate 3 is arranged on the lower surface of the upper locating plate 9, and the arrangement structure is as follows: the upper locating plate 9 is in threaded connection with the upper die holder 1 through a first upper bolt 30, and the sub locating plate 3 is in threaded connection with the upper locating plate 9 through a second upper bolt 31.

In addition, each sub-positioning plate 3 is provided with a first upper positioning pin hole 34, each upper positioning plate 9 is correspondingly provided with a second upper positioning pin hole 35, a plurality of first upper positioning pin holes 34 are arranged in one-to-one correspondence with a plurality of second upper positioning pin holes 35, each first upper positioning pin hole 34 is internally provided with an upper positioning pin 38, and the bottom of each upper positioning pin 38 extends into each second upper positioning pin hole 35. A first lower locating pin hole 36 is formed in each female die 4, a second lower locating pin hole 37 is correspondingly formed in the lower locating plate 10, a plurality of first lower locating pin holes 36 and a plurality of second lower locating pin holes 37 are arranged in one-to-one correspondence, a lower locating pin 39 is inserted into the first lower locating pin holes 36, and the bottom of the lower locating pin 39 extends into the second lower locating pin holes 37.

It is noted that the upper positioning hole 11 formed on the upper positioning plate 9 is consistent with the position and diameter of the lower positioning hole 12 formed on the lower positioning plate 10, and can be simultaneously overlapped and processed; the first lower locating pin hole 36, the second lower locating pin hole 37, the first upper locating pin hole 34 and the second upper locating pin hole 35 are all straight holes, and the positions of the first lower locating pin hole, the second lower locating pin hole, the first upper locating pin hole and the second upper locating pin hole are in one-to-one correspondence and have the same diameter, and can be simultaneously overlapped and processed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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 utility model 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.

Claims (14)

1. The utility model provides a die mould with locate function, includes mould and lower mould, go up mould including upper die base (1) and set up in drift (5) of upper die base (1) below, the lower mould includes die holder (2) and sets up in die (4) of die holder (2) top, be provided with on die (4) a plurality of with mould hole (6) of drift (5) looks adaptation, a plurality of drift (5) and a plurality of mould hole (6) one-to-one set up, its characterized in that: the die comprises a lower die, and is characterized by further comprising a guide sliding assembly and a positioning assembly, wherein the guide sliding assembly comprises a guide sleeve (8) and a guide column, the guide sleeve (8) and the guide column are respectively provided with an outer circle positioning section (71) matched with the positioning assembly, the guide sleeve (8) is provided with a guide hole (81), the guide column and the guide hole (81) are matched and guided, the guide sliding assembly is arranged between the upper die and the lower die, and the upper die can do linear reciprocating motion along the vertical direction relative to the lower die through the guide sliding assembly; the positioning assembly comprises an upper positioning plate (9) for positioning the punch (5) and a lower positioning plate (10) for positioning the die (4); an upper positioning hole (11) in transition fit with the guide sliding component is formed in the upper positioning plate (9), and a lower positioning hole (12) in transition fit with the guide sliding component is formed in the lower positioning plate (10); the upper locating plate (9) and the lower locating plate (10) respectively locate the punch (5) and the die (4) in a plane perpendicular to the moving direction of the upper die.

2. A die set with positioning function according to claim 1, wherein: the guide sleeve (8) is arranged on the upper die holder (1) and the guide hole (81) penetrates through the upper die holder (1), and an upper positioning hole (11) formed in the upper positioning plate (9) is used for being in transition fit with an outer circle positioning section (71) of the guide sleeve (8); the guide post is arranged on the lower die holder (2), a lower positioning hole (12) formed in the lower positioning plate (10) is used for being in transition fit with an outer circle positioning section (71) of the guide post, and the upper die holder (1) and the lower die holder (2) are in guide sliding arrangement through the guide sleeve (8) and the guide post respectively.

3. A die set with positioning function according to claim 1, wherein: the guide sleeve (8) is arranged on the lower die holder (2) and the guide hole (81) penetrates through the lower die holder (2), and a lower positioning hole (12) formed in the lower positioning plate (10) is used for being in transition fit with an outer circle positioning section (71) of the guide sleeve (8); the guide post is arranged on the upper die holder (1), an upper positioning hole (11) formed in the upper positioning plate (9) is used for being in transition fit with an outer circle positioning section (71) of the guide post, and the upper die holder (1) and the lower die holder (2) are in guide sliding arrangement through the guide post and the guide sleeve (8) respectively.

4. A die set with positioning function according to claim 1, wherein: the lower locating plate (10) is detachably arranged between the lower die holder (2) and the female die (4), the lower locating plate (10) is in threaded connection with the upper surface of the lower die holder (2), and the female die (4) is in threaded connection with the upper surface of the lower locating plate (10).

5. A die set with positioning function as defined in claim 4, wherein: when the female dies (4) are a plurality of and the female dies (4) are arranged on the lower locating plate (10), the female dies (4) and the lower locating plate (10) are respectively provided with a first lower locating pin hole (36) and a second lower locating pin hole (37), and the first lower locating pin holes (36) and the second lower locating pin holes (37) are in one-to-one correspondence and are located through the lower locating pins (39); the die is characterized in that a sub-positioning plate (3) consistent with the die (4) is arranged below the upper die holder (1), the upper positioning plate (9) is detachably arranged between the upper die holder (1) and the sub-positioning plate (3), a mounting hole for mounting the punch (5) is formed in the sub-positioning plate (3), a first upper positioning pin hole (34) and a second upper positioning pin hole (35) are respectively formed in the sub-positioning plate (3) and the upper positioning plate (9), and the first upper positioning pin holes (34) and the second upper positioning pin holes (35) are in one-to-one correspondence and are positioned through upper positioning pins (38).

6. A die set with positioning function according to claim 5, wherein: the upper positioning holes (11) formed in the upper positioning plate (9) are consistent with the positions and the diameters of the lower positioning holes (12) formed in the lower positioning plate (10), and can be simultaneously processed in a superposition mode; the first lower locating pin holes (36), the second lower locating pin holes (37), the first upper locating pin holes (34) and the second upper locating pin holes (35) are all straight holes, and the positions of the first lower locating pin holes, the second lower locating pin holes, the first upper locating pin holes and the second upper locating pin holes are in one-to-one correspondence and have the same diameter, so that the first lower locating pin holes, the second lower locating pin holes, the first upper locating pin holes and the second upper locating pin holes can be simultaneously processed in a superposition mode.

7. A die set with positioning function according to claim 1, wherein: the die (4) is arranged on the upper surface of the lower die holder (2), a lower positioning notch (14) is formed in the lower positioning plate (10), and the die (4) is arranged in the lower positioning notch (14) in a transition fit manner.

8. A die set having a positioning function according to claim 4 or 7, characterized in that: the punch heads (5) are arranged on the lower surface of the upper die holder (1), a plurality of positioning through holes (15) are formed in the upper positioning plate (9), and the positioning through holes (15) are respectively in one-to-one correspondence with the punch heads (5) and are in transition fit with the punch heads (5).

9. A die set with positioning function as defined in claim 7, wherein: the upper positioning plate (9) is provided with an upper positioning notch (13) consistent with the lower positioning notch (14), the lower surface of the upper die holder (1) is provided with a sub-positioning plate (3) consistent with the female die (4) in shape, the sub-positioning plate (3) is provided with a plurality of mounting holes, the punches (5) are respectively mounted in the mounting holes, and the sub-positioning plate (3) is in transition fit with the upper positioning notch (13).

10. A die set with positioning function as defined in claim 9, wherein: the upper locating plate (9) and the lower locating plate (10) are overlapped up and down in the same machining procedure and are machined simultaneously, so that the upper locating plate (9) and the lower locating plate (10) are completely consistent.

11. A die set with positioning function according to claim 1, wherein: the guide column comprises an outer circle positioning section (71) and a sliding positioning section (72); the outer diameter of the outer circle positioning section (71) of the guide column is the same as that of the outer circle positioning section (71) of the guide sleeve (8), and the sliding positioning section (72) is matched with the guide hole (81) for guiding.

12. A die set with positioning function according to claim 1, wherein: when the transition fit mode is adopted and a gap exists, the sum of the gap values is smaller than the allowable gap deviation value between the punch (5) and the die (4).

13. A die set with positioning function according to claim 1, wherein: the guide sleeve (8) is connected with the upper die holder (1) or the lower die holder (2) through bolts; the guide post is connected with the upper die holder (1) or the lower die holder (2) through a bolt.

14. A die set with positioning function according to claim 1, wherein: the outside cover of guide post is equipped with first retaining sleeve (28), it is equipped with a plurality of first balls to inlay on the first retaining sleeve (28), the guide post through these a plurality of first balls with guide pin bushing (8) are the slip setting that rolls.

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