CN216828198U - Stainless steel sleeve mould - Google Patents
Stainless steel sleeve mould Download PDFInfo
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- CN216828198U CN216828198U CN202220407030.4U CN202220407030U CN216828198U CN 216828198 U CN216828198 U CN 216828198U CN 202220407030 U CN202220407030 U CN 202220407030U CN 216828198 U CN216828198 U CN 216828198U
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Abstract
The utility model relates to the field of lamp molds, in particular to a stainless steel sleeve mold, which comprises a first side punching mold and a second side punching mold, wherein the first side punching mold is used for side punching of a first direction of the side surface of a workpiece, the second side punching mold is used for side punching of a second direction of the side surface of the workpiece, the first side punching mold comprises a first mold core, the second side punching mold comprises a second mold core, and the first mold core is the same as the second mold core; the first core and the second core are provided with cross-shaped inner cavities, four end points of each cross-shaped inner cavity are communicated with the wall surfaces of the first core and the second core, and the four end points of each cross-shaped inner cavity correspond to the first direction and the second direction of the side surface of the workpiece respectively. Through using the same core in multichannel side blow process, improve the availability factor of core, and make things convenient for the later stage to change, need not the core of a certain side blow process of specific production to reduction in production cost improves production efficiency.
Description
Technical Field
The utility model relates to a lamps and lanterns mould field especially relates to a nonrust steel casing pipe mould.
Background
The stainless steel sleeve as shown in fig. 1 is a socket device commonly used for the connection end of a lamp, and is provided with a plurality of connection through holes at different positions on the side surface for connecting with external fittings. In the traditional mold design corresponding to the stainless steel sleeve, different cores are required to correspond in different side punching processes of connecting through holes. The workpiece is cylindrical after being stretched, when the material belt moves to a side punching process, the workpiece is sleeved on the cores to perform side punching operation, the side punching of the connecting through hole in the first direction of the workpiece and the side punching of the connecting through hole in the second direction of the workpiece generally need two cores to be matched, but the arrangement of multiple cores increases the cost of the die, and the process is complex.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the stainless steel sleeve die uses the same core in the side punching process of different connecting through holes and reduces the types of the cores.
In order to solve the technical problem, the utility model discloses a technical scheme be: a stainless steel sleeve die comprises a first side punching die and a second side punching die, wherein the first side punching die is used for punching a side face of a workpiece in a first direction, the second side punching die is used for punching a side face of the workpiece in a second direction, the first side punching die comprises a first core, the second side punching die comprises a second core, and the first core is the same as the second core; the first core and the second core are provided with cross-shaped inner cavities, four end points of each cross-shaped inner cavity are communicated with the wall surfaces of the first core and the second core, and the four end points of each cross-shaped inner cavity correspond to the first direction and the second direction of the side surface of the workpiece respectively.
The first side punching die further comprises a first side punching sliding block and a first punch, the first core is arranged on the lower die seat, the first side punching sliding block is arranged on the upper die seat, the first punch is opposite to the first direction of the side face of the workpiece, the first punch can be arranged on the lower die seat in a sliding mode along the moving direction of the material belt, the first side punching sliding block comprises a side punching inclined plane, and the side punching inclined plane is opposite to one end of the first punch; when the first side punching slide block moves towards the lower die base, the side punching inclined plane abuts against the first punch head and pushes the first punch head to slide.
Further, the second side die is arranged on one side of the first side die relative to the moving direction of the material belt, the second side die comprises a second punch, the second punch is opposite to the second direction of the side face of the workpiece, and the second punch is arranged on the lower die holder in a manner of sliding along the direction perpendicular to the moving direction of the material belt.
The third side punching die and the fourth side punching die are sequentially arranged on one side of the second side punching die relative to the moving direction of the material belt, the third side punching die comprises a third core, and a punched hole corresponding to the middle part of the large-range punched hole required by the side surface of the workpiece is arranged on the third core; the fourth side punching die comprises a fourth core, and two punched holes corresponding to two ends of the large-range punched hole needed by the side face of the workpiece are arranged on the fourth core; and the third core and the fourth core are both arranged on the lower die base.
Further, the third core is the same as the first core, and the third core has a cross-shaped inner cavity, and the end point of the cross-shaped inner cavity corresponds to the middle of the large-range punched hole required by the side face of the workpiece.
Furthermore, the fourth mold core is rectangular, and a blanking gap is formed between the workpiece sleeved on the fourth mold core and the rectangular fourth mold core; blanking gaps on two sides of the fourth mold core correspond to two ends of the large-range punched hole needed by the side face of the workpiece.
Further, still including being used for the tensile first tensile mould to the work piece, first tensile mould sets up in the one side that first side die utensil deviates from the material area moving direction, first tensile mould includes first tensile terrace die and first tensile die, first tensile terrace die sets up on the die holder, first tensile die sets up on the upper die base with first tensile terrace die relatively.
Further, the device comprises a second stretching die and a third stretching die which are used for stretching the workpiece for multiple times, wherein the second stretching die and the third stretching die are sequentially arranged between the first stretching die and the first measuring punch die along the moving direction of the material belt, the second stretching die comprises a second stretching punch, the third stretching die comprises a third stretching punch, and the heights of the first stretching punch, the second stretching punch and the third stretching punch are sequentially increased.
Further, still including the die-cut mould that is used for punching a hole to the work piece terminal surface, die-cut mould sets up between the tensile mould of third and first side die utensil, die-cut mould includes die-cut guide pillar and die-cut guide block, die-cut guide pillar sets up in the upper die base, be provided with the guide hole with die-cut guide block looks adaptation in the die-cut guide pillar, die-cut guide block sets up in the die holder and is relative with the guide hole.
Furthermore, the side face of the punching guide pillar is provided with an air blowing device, and the punching guide pillar is provided with a material blowing hole penetrating through the guide hole corresponding to the air blowing device.
The beneficial effects of the utility model reside in that: the first core and the second core are both provided with the cross-shaped inner cavity, so that the connecting through holes in the first direction and the second direction of the stainless steel sleeve as shown in the attached drawing 1 can use the same cores in two side punching processes during molding, the use efficiency of the cores is improved, the later replacement is convenient, the cores in a certain side punching process are not required to be specially produced, the production cost is reduced, and the production efficiency is improved; the cross-shaped inner cavity enables the first core and the second core to have certain wall thickness on the peripheral surface of the first core and the second core, and the first core and the second core can well support the workpiece during side punching.
Drawings
FIG. 1 is a schematic structural view of a workpiece according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a stainless steel sleeve mold according to an embodiment of the present invention;
FIG. 3 is a top view of a belt of a stainless steel sleeve mold in accordance with an embodiment of the present invention in cooperation with a portion of a core and a punch;
fig. 4 is a side view of a material belt of a stainless steel sleeve mold according to an embodiment of the present invention.
Description of reference numerals:
1. a first side-stamping die; 11. a first core; 12. a first side impact slide block; 13. a first punch;
2. a second side-stamping die; 21. a second core; 22. a second punch; 3. an upper die holder; 4. a lower die holder; 5. a third side punching die; 51. a third core;
6. a fourth side punching die; 61. a fourth core; 62. a blanking gap;
7. a first drawing die; 71. a first drawing male die; 72. a first stretching female die;
8. a second drawing die; 81. a second drawing male die;
9. a third drawing die; 91. a third drawing male die;
10. punching a die; 101. punching a guide pillar; 1011. a guide hole; 1012. blowing holes; 102. punching a guide block;
1001. a workpiece; 1002. the connecting through hole is laterally punched by the first side punching die; 1003. the connecting through hole is laterally punched by the second side punching die; 1004. the third side punching die and the fourth side punching die are used for punching a connecting through hole at the same side;
1005. a workpiece machined on the material belt through the first side punching die; 1006. the workpiece is machined on the material belt through a second side punching die; 1007. the workpiece processed by the third side punching die is arranged on the material belt; 1008. the workpiece processed by the fourth side punching die is arranged on the material belt; 1009. a workpiece processed by a first drawing die is arranged on the material belt; 10010. a workpiece processed by a second drawing die is arranged on the material belt; 10011. a workpiece processed by a third drawing die is arranged on the material belt; 10012. and the material belt is provided with a workpiece processed by the punching die.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 4, a stainless steel sleeve die comprises a first side punching die for side punching a side surface of a workpiece 1001 in a first direction and a second side punching die 2 for side punching a side surface of the workpiece 1001 in a second direction, wherein the first side punching die comprises a first core 11, the second side punching die 2 comprises a second core 21, and the first core 11 is the same as the second core 21; the first core 11 and the second core 21 each have a cross-shaped inner cavity, four end points of the cross-shaped inner cavity are communicated with the core wall surfaces of the first core 11 and the second core 21, and the four end points of the cross-shaped inner cavity correspond to the first direction and the second direction of the side surface of the workpiece 1001, respectively.
From the above description, the beneficial effects of the present invention are: by arranging the first core 11 and the second core 21 to be provided with the cross-shaped inner cavity, two different cores are not required to be designed when the connecting through holes in the first direction and the second direction of the stainless steel sleeve as shown in the attached drawing 1 are formed, the same core can be used in two side punching processes, the use efficiency of the core is improved, the later-stage replacement is convenient, the core in a certain side punching process is not required to be specially produced, the production cost is reduced, and the production efficiency is improved; the cross-shaped cavity is arranged so that the first core 11 and the second core 21 have a certain wall thickness on the peripheral surface thereof, and have good support for the side punching of the workpiece 1001.
Further, the first side punching die further comprises an upper die holder 3 and a lower die holder 4, the first side punching die further comprises a first side punching slider and a first punch 13, the first core 11 is arranged on the lower die holder 4, the first side punching slider is arranged on the upper die holder 3, the first punch 13 is opposite to the first direction of the side face of the workpiece 1001, the first punch 13 can be arranged on the lower die holder 4 in a sliding mode along the moving direction of the material belt, the first side punching slider comprises a side punching inclined plane, and the side punching inclined plane is opposite to one end of the first punch 13; when the first side punch slide moves towards the lower die holder 4, the side punch inclined surface abuts against the first punch 13 and pushes the first punch 13 to slide.
As can be seen from the above description, the upper die holder 3 moves up and down relative to the lower die holder 4 to drive the side punching inclined plane of the first side punching slider to abut against one end of the first punch 13, so as to push the first punch 13 to move to perform side punching on the side surface of the workpiece 1001 sleeved on the first core 11; the first punch 13 presses and shears a portion of the workpiece 1001 in the first direction, which is opposed to an end point of the cross-shaped internal cavity of the first core 11 at the time of side punching, pushes the sheared portion into the first core 11, and discharges the sheared waste by using the cross-shaped internal cavity of the first core 11 as a blanking cavity.
Further, the second side die 2 is disposed on one side of the first side die with respect to the moving direction of the material tape, the second side die 2 includes a second punch 22, the second punch 22 is opposite to the second direction of the side surface of the workpiece 1001, and the second punch 22 is slidably disposed on the lower die holder 4 along a direction perpendicular to the moving direction of the material tape.
As is apparent from the above description, the second punch 22 also pushes the sheared portion into the second core 21 by being pushed toward the portion of the workpiece 1001 in the second direction opposite to the end point of the cruciform cavity of the second core 21 when the upper die base 3 is moved downward by the side punch slider in the same manner as the first punch 13 of the first side punch die, and the sheared scrap is discharged from the cruciform cavity of the second core 21 as a blanking chamber. When the first side punching die and the second side punching die 2 are used for side punching, cores of different types do not need to be rearranged, and only the punch is required to be adjusted according to the side punching direction.
Further, the punching device further comprises a third side punching die 5 and a fourth side punching die 6 for punching the workpiece 1001 in a wide range of side surfaces, the third side punching die 5 and the fourth side punching die 6 are sequentially arranged on one side of the second side punching die 2 relative to the moving direction of the material belt, the third side punching die 5 comprises a third core 51, and a punched hole corresponding to the middle part of the wide range punched hole required by the side surface of the workpiece 1001 is arranged on the third core 51; the fourth side die 6 comprises a fourth core 61, and two punched holes corresponding to two ends of the wide-range punched hole needed by the side surface of the workpiece 1001 are arranged on the fourth core 61; the third core 51 and the fourth core 61 are both arranged on the lower die holder 4.
As can be seen from the above description, when the side surface of the workpiece 1001 is punched in a large range, since if the workpiece is formed in one step, strong impact force is required and uniformity of the punched edge and accuracy of the punched hole cannot be guaranteed, the process of punching the side surface of the workpiece 1001 in a large range is sequentially completed by providing the third side punching die 5 and the fourth side punching die 6. When punching a hole on the side of the workpiece 1001 on a large scale, firstly, the middle part of the large-scale hole is subjected to side punching operation through the punch on the third core 51, then the workpiece 1001 is transferred to the fourth core 61 under the driving of the material belt, the two ends of the large-scale hole are subjected to side punching operation through the punch on the fourth core 61, and the accurate forming of the large-scale hole on the side of the workpiece 1001 is realized under the matching of the third core 51 and the fourth core 61.
Further, the third core 51 is the same as the first core 11, and the third core 51 has a cross-shaped internal cavity whose end points correspond to the middle of the wide punch hole required for the side of the workpiece 1001.
As is apparent from the above description, with the same arrangement of the third core 51 and the first core 11, the types of cores are reduced while satisfying the large-range punching required for the side surface of the workpiece 1001, the mold production cost is reduced, and the later replacement is facilitated.
Further, the fourth mold core 61 is rectangular, and a blanking gap 62 is formed between the workpiece 1001 sleeved on the fourth mold core 61 and the rectangular fourth mold core 61; the blanking gaps 62 on both sides of the fourth core 61 correspond to the ends of the wide range of punches required for the sides of the workpiece 1001.
As can be seen from the above description, when the third side die 5 and the fourth side die 6 punch the workpiece 1001 in a wide range of side surfaces, if the core cores are arranged in the same manner, the core cores have larger inner cavities and more hollow portions, which results in insufficient strength of the core cores, and is prone to have adverse effects such as offset during the side punching process; the fourth core 61 is thus distinguished from the first, second and third cores 51; due to the rectangular arrangement of the fourth core 61 and the formed blanking gap 62 between the fourth core and the inserted workpiece 1001, during the side punching of the punch, the workpiece 1001 parts that are cut by the punch are pushed into the blanking gap 62 and discharged.
Further, the drawing die set further comprises a first drawing die 7 for drawing the workpiece 1001, the first drawing die 7 is disposed on one side of the first side die set, which is away from the moving direction of the strip, the first drawing die 7 comprises a first drawing male die 71 and a first drawing female die 72, the first drawing male die 71 is disposed on the lower die holder 4, and the first drawing female die 72 and the first drawing male die 71 are disposed on the upper die holder 3 in an opposite manner.
As can be seen from the above description, before the workpiece 1001 is laterally punched, the workpiece 1001 needs to be stretched, that is, the tape surface of the material tape is stretched into a cylindrical shape; the upper die holder 3 drives the first stretching female die 72 to move towards the first stretching male die 71 of the lower die holder 4, so that the material belt is jacked up by the first stretching male die 71 and then is subjected to stretch forming.
Further, the device comprises a second stretching die 8 and a third stretching die 9 which are used for stretching the workpiece 1001 for multiple times, wherein the second stretching die 8 and the third stretching die 9 are sequentially arranged between the first stretching die 7 and the first measuring punch die 1 along the moving direction of the material belt, the second stretching die 8 comprises a second stretching punch 81, the third stretching die 9 comprises a third stretching punch 91, and the heights of the first stretching punch 71, the second stretching punch 81 and the third stretching punch 91 are sequentially increased.
As is apparent from the above description, by the arrangement of the second drawing die 8 and the third drawing die 9, the drawing heights of the workpiece 1001 are sequentially increased by the sequentially increasing first drawing punch 71, second drawing punch 81, and third drawing punch 91, so as to avoid uneven drawing or breakage of the workpiece 1001 due to one-time forming.
Further, the punching die comprises a punching die 10 for punching the end face of the workpiece 1001, the punching die 10 is arranged between the third drawing die 9 and the first side punching die, the punching die 10 comprises a punching guide pillar 101 and a punching guide block 102, the punching guide pillar 101 is arranged on the upper die base 3, a guide hole 1011 matched with the punching guide block 102 is arranged in the punching guide pillar 101, and the punching guide block 102 is arranged on the lower die base 4 and is opposite to the guide hole 1011.
As is apparent from the above description, the punching die 10 is used to cut off the end surface of the workpiece 1001 that is cylindrical after being stretched, so as to form a cylinder with both ends penetrating therethrough; when the stretched workpiece 1001 is driven to the punching die 10 by the material belt, the upper die holder 3 drives the punching guide post 101 to move towards the punching guide block 102 of the lower die holder 4, the punching guide block 102 is inserted into the guide hole 1011 of the punching guide post 101, and the edge of the punching guide block 102 and the edge of the guide hole 1011 of the punching guide post 101 are used as a cutter, so that the end face of the workpiece 1001 is cut and pushed into the guide hole 1011 of the punching guide post 101.
Furthermore, the side of the punching guide pillar 101 is provided with an air blowing device, and the punching guide pillar 101 is provided with a blowing hole 1012 penetrating through the guide hole 1011 corresponding to the air blowing device.
As can be seen from the above description, after the end surfaces of the plurality of workpieces 1001 are cut and pushed into the guide holes 1011 of the punching guide posts 101, the end surfaces of the plurality of workpieces 1001 are stacked in sequence to a certain height, and then the end surface of the uppermost cut workpiece 1001 is blown out by the blowing air from the blowing holes 1012 corresponding to the blowing device, so as to discharge the punching scrap.
Referring to fig. 1 to 4, a first embodiment of the present invention is:
the utility model discloses an use the scene to do: in the traditional stainless steel pipe die, different through holes are needed to be arranged on different cores in the side punching process, so that the types of the cores are multiple, and the die cost is high; the utility model discloses a set up first core 11 and second core 21 with first side punching mould and second side punching mould 2 into same core, when satisfying the ascending side punching of equidirectional, unified core reduces the type of core, reduces mould manufacturing cost, makes things convenient for the later stage to change.
As shown in fig. 1 to 4, the stainless steel sleeve die of the present embodiment includes a first side punching die for side punching the side surface of a workpiece 1001 in a first direction and a second side punching die 2 for side punching the side surface of the workpiece 1001 in a second direction, the first side punching die includes a first core 11, the second side punching die 2 includes a second core 21, and the first core 11 is the same as the second core 21; the first core 11 and the second core 21 each have a cross-shaped inner cavity, four end points of the cross-shaped inner cavity are communicated with the core wall surfaces of the first core 11 and the second core 21, and the four end points of the cross-shaped inner cavity correspond to the first direction and the second direction of the side surface of the workpiece 1001, respectively.
As shown in fig. 2 and 3, the first side-punching die further includes an upper die holder 3 and a lower die holder 4, the first side-punching die further includes a first side-punching slider and a first punch 13, the first core 11 is disposed on the lower die holder 4, the first side-punching slider is disposed on the upper die holder 3, the first punch 13 is opposite to the first direction of the side surface of the workpiece 1001, the first punch 13 is slidably disposed on the lower die holder 4 along the moving direction of the material tape, the first side-punching slider includes a side-punching inclined surface, and the side-punching inclined surface is opposite to one end of the first punch 13; when the first side punch slide moves towards the lower die holder 4, the side punch inclined surface abuts against the first punch 13 and pushes the first punch 13 to slide.
As shown in fig. 2 and 3, the second side punching die 2 is disposed on one side of the first side punching die with respect to the moving direction of the material tape, the second side punching die 2 includes a second punch 22, the second punch 22 is opposite to the second direction of the side surface of the workpiece 1001, and the second punch 22 is slidably disposed on the lower die holder 4 in a direction perpendicular to the moving direction of the material tape.
As shown in fig. 2 and 3, the punching die further comprises a third side punching die 5 and a fourth side punching die 6 for punching a wide range of side faces of the workpiece 1001, the third side punching die 5 and the fourth side punching die 6 are sequentially arranged on one side of the second side punching die 2 relative to the moving direction of the material belt, the third side punching die 5 comprises a third core 51, and a punched hole corresponding to the middle part of the wide range punched hole required by the side face of the workpiece 1001 is arranged on the third core 51; the fourth side die 6 comprises a fourth core 61, and two punched holes corresponding to two ends of the wide-range punched hole needed by the side surface of the workpiece 1001 are arranged on the fourth core 61; the third core 51 and the fourth core 61 are both arranged on the lower die holder 4.
As shown in fig. 3, the third core 51 is the same as the first core 11, and the third core 51 has a cross-shaped internal cavity whose end points correspond to the middle of the wide punch hole required for the side of the workpiece 1001.
As shown in fig. 3, the fourth mold core 61 is rectangular, and a blanking gap 62 is formed between the workpiece 1001 sleeved on the fourth mold core 61 and the rectangular fourth mold core 61; the blanking gaps 62 on both sides of the fourth core 61 correspond to the ends of the wide range of punches required for the sides of the workpiece 1001.
The utility model discloses a theory of operation: after the stretched end face of the stainless steel sleeve workpiece 1001 is punched, the stainless steel sleeve workpiece is transferred to a first side punching die by a material belt, and the first side punching die 1 is used for laterally punching the side face of the workpiece 1001 in a first direction, specifically two side faces of the workpiece 1001 parallel to the moving direction of the material belt; the workpiece 1001 is sleeved on the first core 11, and two end points of four end points of the cross-shaped inner cavity of the first core 11 correspond to the side punching positions of the workpiece 1001; the upper die holder 3 moves up and down relative to the lower die holder 4 to drive a side punching inclined plane of a first side punching slider to abut against one end of a first punch 13, so that the first punch 13 is pushed to move to perform side punching on the side surface of a workpiece 1001 sleeved on a first core 11; the first punch 13 presses and shears a portion of the workpiece 1001 in the first direction, which is opposed to an end point of the cross-shaped internal cavity of the first core 11 at the time of side punching, pushes the sheared portion into the first core 11, and discharges the sheared waste by using the cross-shaped internal cavity of the first core 11 as a blanking cavity.
Then the material belt is transferred to the second side punching die 2, the second core 21 of the second side punching die 2 is the same as the first core 11, when the workpiece 1001 sleeved on the second core 21 performs side punching in the second direction, specifically, two side faces of the workpiece 1001 perpendicular to the material belt moving direction, only the punch and the corresponding driving device need to be arranged in the second direction of the workpiece 1001, and the second direction of the side face of the workpiece 1001 is subjected to side punching by adopting the same processing mode as that of the first side punching die.
Then the material belt transfers the workpiece 1001 to the third side die 5, and at this time, a large-scale punched hole needs to be formed on the workpiece 1001, the middle of the large-scale punched hole needed by the workpiece 1001 is punched by the third side die 5, and then the material belt is continuously transferred to the fourth side die 6, and both ends of the large-scale punched hole needed by the workpiece 1001 are punched by the fourth side die 6. Similarly, when the third side die 5 is processed, the workpiece 1001 is sleeved on the third core 51, the third core 51 is the same as the first and second cores 21, at this time, the middle part of the large-range punched hole required by the workpiece 1001 corresponds to one end point of the cross-shaped inner cavity of the third core 51, under the action of the punch and the driving device thereof, the shearing part is pushed into the third core 51, and the cross-shaped inner cavity of the third core 51 is used as a blanking cavity to discharge the shearing waste; the fourth side die 6 repeats the above side punching step to complete wide-range punching of the side surface of the workpiece 1001.
In the first side punching die, the second side punching die 2 and the third side punching die 5, through adopting the same first core 11, the second core 21 and the third core 51 and the design of the cross-shaped inner cavity thereof, the cores with various differences do not need to be designed, the service efficiency of the cores is improved, and the later-stage replacement is convenient.
To sum up, the utility model provides a stainless steel sleeve mold, through setting up first core and second core to have the cross inner chamber, make the connecting through-hole of the first direction of work piece and second direction can use the same core in the two side blow processes when shaping, improve the availability factor of core, and make things convenient for the later stage to change, need not the core of a certain side blow process of specific production, in order to reduce manufacturing cost, improve production efficiency; the cross-shaped inner cavity enables the first core and the second core to have certain wall thickness on the peripheral surface of the first core and the second core, and the first core and the second core can well support the workpiece during side punching.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. The stainless steel sleeve die is characterized by comprising a first side punching die and a second side punching die, wherein the first side punching die is used for side punching the side surface of a workpiece in a first direction, the second side punching die is used for side punching the side surface of the workpiece in a second direction, the first side punching die comprises a first core, the second side punching die comprises a second core, and the first core is the same as the second core; the first core and the second core are provided with cross-shaped inner cavities, four end points of each cross-shaped inner cavity are communicated with the wall surfaces of the first core and the second core, and the four end points of each cross-shaped inner cavity correspond to the first direction and the second direction of the side surface of the workpiece respectively.
2. The stainless steel cannula die of claim 1, further comprising an upper die base and a lower die base, wherein the first side punching die further comprises a first side punching slider and a first punch, the first core is arranged on the lower die base, the first side punching slider is arranged on the upper die base, the first punch is opposite to a first direction of the side surface of the workpiece, the first punch is slidably arranged on the lower die base along the moving direction of the material belt, the first side punching slider comprises a side punching inclined surface, and the side punching inclined surface is opposite to one end of the first punch; when the first side punching slide block moves towards the lower die base, the side punching inclined plane abuts against the first punch head and pushes the first punch head to slide.
3. The stainless steel ferrule die of claim 2, wherein the second side die is disposed on one side of the first side die with respect to the direction of movement of the strip of material, the second side die comprising a second punch opposing the second direction of the side surface of the workpiece, the second punch being slidably disposed on the lower die holder in a direction perpendicular to the direction of movement of the strip of material.
4. The stainless steel sleeve die as claimed in claim 3, further comprising a third side punching die and a fourth side punching die for punching the side surface of the workpiece in a large range, wherein the third side punching die and the fourth side punching die are sequentially arranged on one side of the second side punching die relative to the moving direction of the material belt, the third side punching die comprises a third core, and the third core is provided with a punching hole corresponding to the middle part of the large range punching hole required by the side surface of the workpiece; the fourth side punching die comprises a fourth core, and two punched holes corresponding to two ends of the large-range punched hole needed by the side face of the workpiece are arranged on the fourth core; and the third core and the fourth core are both arranged on the lower die base.
5. The stainless steel cannula mold of claim 4, wherein the third core is identical to the first core, the third core having a cruciform internal cavity with ends corresponding to the middle of the large range of punches required for the sides of the workpiece.
6. The stainless steel sleeve die as claimed in claim 4, wherein the fourth core is rectangular, and a blanking gap is formed between a workpiece sleeved on the fourth core and the rectangular fourth core; blanking gaps on two sides of the fourth mold core correspond to two ends of the large-range punched hole needed by the side face of the workpiece.
7. The stainless steel sleeve die according to claim 4, further comprising a first drawing die for drawing the workpiece, wherein the first drawing die is arranged on one side of the first side punching die, which is away from the moving direction of the material belt, and the first drawing die comprises a first drawing male die and a first drawing female die, the first drawing male die is arranged on the lower die base, and the first drawing female die is arranged on the upper die base opposite to the first drawing male die.
8. The stainless steel sleeve die as claimed in claim 7, further comprising a second drawing die and a third drawing die for drawing the workpiece multiple times, wherein the second drawing die and the third drawing die are sequentially arranged between the first drawing die and the first side punching die along the moving direction of the strip, the second drawing die comprises a second drawing punch, the third drawing die comprises a third drawing punch, and the heights of the first drawing punch, the second drawing punch and the third drawing punch increase sequentially.
9. The stainless steel sleeve die according to claim 8, further comprising a punching die for punching the end face of the workpiece, wherein the punching die is arranged between the third drawing die and the first side punching die, the punching die comprises a punching guide pillar and a punching guide block, the punching guide pillar is arranged on the upper die base, a guide hole matched with the punching guide block is arranged in the punching guide pillar, and the punching guide block is arranged on the lower die base and is opposite to the guide hole.
10. The stainless steel sleeve die as claimed in claim 9, wherein the side of the punching guide post is provided with an air blowing device, and the punching guide post is provided with a blowing hole penetrating the guide hole corresponding to the air blowing device.
Priority Applications (1)
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CN202220407030.4U CN216828198U (en) | 2022-02-28 | 2022-02-28 | Stainless steel sleeve mould |
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Application Number | Priority Date | Filing Date | Title |
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CN202220407030.4U CN216828198U (en) | 2022-02-28 | 2022-02-28 | Stainless steel sleeve mould |
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CN216828198U true CN216828198U (en) | 2022-06-28 |
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CN202220407030.4U Active CN216828198U (en) | 2022-02-28 | 2022-02-28 | Stainless steel sleeve mould |
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