CN207547369U - Section bar stamping die - Google Patents

Abstract

The utility model provides a kind of section bar stamping die, including upper die and lower die, upper mold can move up and down, and upper mold is equipped with binder block, and lower die is equipped with punch-pin and cavity plate, cavity plate can move up and down, cavity plate is domed and with groove, and punch-pin is stretched into groove, in the presence of the gap for the wherein layer of material that can accommodate multilayered structure section bar between punch-pin and cavity plate, binder block to lower die move after be connected to cavity plate, and push cavity plate to punch-pin move with to the wherein layer of material of multilayered structure section bar carry out punching press.The concave-convex mold of the reversed stamping die of section bar provided by the utility model is set on lower die, cavity plate is domed and with groove, punch-pin is stretched into groove, the wherein layer of material of multilayered structure section bar can be inserted into the gap that concave-convex mold is reserved by user, and remainder layer is then stayed in outside the machining area of concave-convex mold, such punching press just will not be interfered by multilayer material, compared to conventional CNC Milling Process techniques, have many advantages, such as that production cost is low and production efficiency is high.

Description

Section bar stamping die

Technical field

The utility model belongs to Stamping Die Technology field, is to be related to a kind of section bar stamping die more specifically.

Background technology

Traditional stamping die is positive stamping die, and punch-pin is set on upper mold, punch-pin down-bite jaw, and cavity plate is set on lower die, Cutting edge of die is upward.When raw material are single layer structure, cavity plate is fixed during punching press and punch-pin moves down, and punch-pin cutting edge is cut out Enter in cavity plate after cutting raw material, raw material cut completion, and subsequent punch-pin is moved upward and out cavity plate, and punching press is completed；Work as original When material is multilayered structure, punch-pin and cavity plate are interfered by multilayer material in traditional positive stamping die, can not realize punching press Processing.

In order to which the wherein layer of material to multilayered structure section bar is processed, some producers use CNC (numerically-controlled machine tool) milling Pin machining center is processed, but this method, there are production cost height, low production efficiency and machining feature are limited by cutter The shortcomings of.

Utility model content

The purpose of this utility model is to provide a kind of section bar stamping die, to solve multilayered structure section bar in the prior art The technical issues of existing punch process is of high cost, efficiency is low and processing is limited.

To achieve the above object, the technical solution adopted in the utility model is：A kind of section bar stamping die is provided, including upper Mould and lower die, the upper mold can move up and down, and the upper mold is equipped with binder block, and the lower die is equipped with punch-pin and cavity plate, described recessed Mould can move up and down, and the cavity plate is domed and with groove, and the punch-pin is stretched into the groove, the punch-pin and described recessed Between mould in the presence of can accommodate multilayered structure section bar wherein layer of material gap, the binder block to the lower die move after connect Be connected to the cavity plate, and push the cavity plate to the punch-pin move with the wherein layer of material to the multilayered structure section bar into Row punching press.

Further, the lower die includes sequentially connected first template, the second template and third template, first mould Plate is equipped with first through hole, and the cavity plate is installed in the first through hole, and the punch-pin is installed on the third template close to institute The side of the second template is stated, the punch-pin is stretched into across second template in the cavity plate.

Further, the lower die further includes punch-pin fixed block, and the punch-pin fixed block is sheathed on one of the punch-pin Exceptionally, second template is equipped with the second through-hole, and the described one end of punch-pin fixed block far from the cavity plate is installed on described second In through-hole and the third template is installed on close to the side of second template.

Further, the lower die further includes cavity plate link block and the first screw, and the cavity plate link block passes through the first spiral shell Silk is connected to the cavity plate, the binder block to the lower die move after be connected to the cavity plate link block.

Further, the cavity plate link block is set on side of the third template far from second template.

Further, the lower die further includes spring, and one end of the spring is connected to the cavity plate, the spring it is another One end is set in the third template, and when the cavity plate is not pushed by the binder block, the spring is in the raw.

Further, the lower die further includes sleeve, and the sleeve is sheathed on outside first screw, and the one of the sleeve End is connected to the head of first screw, and the other end of the sleeve is connected to the surface of the cavity plate.

Further, the punch-pin fixed block is in tip-shape close to one end of the cavity plate.

Further, the lower die further includes the second screw, and second screw passes through the third template will be described convex Mould fixed block is fixed in the third template.

Further, the section bar stamping die further includes the mating connection that is respectively arranged on the upper mold and the lower die Guide pillars and bushes.

The advantageous effect of section bar stamping die provided by the utility model is：Section bar stamping die provided by the utility model The concave-convex mold of tool is set on lower die, and cavity plate is domed and has groove, and punch-pin is stretched into groove, and user can be by multilayered structure section bar Wherein layer of material be inserted into the gap reserved of concave-convex mold, and remainder layer is then stayed in outside the machining area of concave-convex mold, such punching press Just it will not be interfered by multilayer material, compared to conventional CNC Milling Process techniques, have production cost low and production efficiency The advantages that high.

Description of the drawings

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with Other attached drawings are obtained according to these attached drawings.

Fig. 1 is the front view of multilayered structure section bar that the utility model embodiment provides；

Fig. 2 is the side view of multilayered structure section bar that the utility model embodiment provides；

Fig. 3 is facing for the multilayered structure section bar after the processing of section bar stamping die that the utility model embodiment provides Figure；

Fig. 4 is the side view of the multilayered structure section bar after the processing of section bar stamping die that the utility model embodiment provides Figure；

Fig. 5 is enlarged view at the A in Fig. 3；

Fig. 6 provides the initial state schematic diagram of the section bar stamping die of embodiment for the utility model；

Fig. 7 provides the schematic diagram of the upper die and lower die molding of the section bar stamping die of embodiment for the utility model；

Fig. 8 is that the upper mold of section bar stamping die that the utility model embodiment provides is run to the schematic diagram of lower dead center；

Fig. 9 is enlarged view at the B in Fig. 8；

Figure 10 is the schematic diagram of the upper die and lower die separation for the section bar stamping die that the utility model embodiment provides.

Wherein, each reference numeral in figure：

1- upper molds；2- lower dies；11- binder blocks；The first templates of 21-；The second templates of 22-；23- third templates；24- punch-pin； 25- cavity plates；251- grooves；26- punch-pin fixed blocks；27- cavity plate link blocks；28- springs；29- sleeves；31- first through hole；32- Second through-hole；The first screws of 41-；The second screws of 42-；5- multilayered structure section bars；Multilayers of the 6- after the processing of section bar stamping die Structural shape.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention is further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can directly or It is connected on another element.When an element is known as " being connected to " another element, it can directly or indirectly be connected It is connected on another element.Term " length ", " width ", " on ", " under ", "left", "right", " vertical ", " level ", " top ", The orientation or position relationship of the instructions such as " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, merely to just In description, it is impossible to be construed as a limitation of the present invention.Term " first ", " second " are only used for description purpose, and cannot manage It solves to indicate or implying relative importance or the implicit quantity for indicating indicated technical characteristic.

Also referring to Fig. 6 to Figure 10, now section bar stamping die provided by the utility model is illustrated.Section bar punching press Mold, including upper mold 1 and lower die 2, upper mold 1 can move up and down, and upper mold 1 is equipped with binder block 11, and lower die 2 is equipped with punch-pin 24 and cavity plate 25, cavity plate 25 can move up and down, and cavity plate 25 is domed and with groove 251, and punch-pin 24 is stretched into groove 251, punch-pin 24 and recessed It is connected after the movement of lower die 2 in the presence of the gap for the wherein layer of material that can accommodate multilayered structure section bar 5, binder block 11 between mould 25 In cavity plate 25, and cavity plate 25 is pushed to move to carry out punching press to the wherein layer of material of multilayered structure section bar 5 to punch-pin 24.

Specifically, before punching press starts, between existing centainly between the tip of punch-pin 24 and the minimum recess of groove 251 The wherein layer of material of multilayered structure section bar 5 is laterally inserted into the gap by gap, user, remaining layer material can be placed in cavity plate 25 Upper end, the upper end shape of cavity plate 25 can specially be designed according to the section bar processed, so that remaining layer material energy of section bar The firm upper end for being placed in cavity plate 25.After starting punching press, upper mold 1 starts to move downward, and then binder block 11 can be indirectly coupled to recessed Mould 25, and cavity plate 25 is driven to move downward, the monolayer material that the cutting edge of cavity plate 25 and punch-pin 24 gradually starts to cut in gap is straight It is run to cavity plate 25 to lower dead center, punching press is completed.Later, upper mold 1 moves upwards, and upper mold 1 and lower die 2 detach, and cut completion Multilayered structure section bar 6 is removed, and mold is ready for punching press next time.

Fig. 2 and Fig. 4 is please referred to, above-mentioned multilayered structure refers to the left-to-right in the orientation from figure, every vertically disposed plate The set of part.When carrying out traditional positive punching press to wherein layer of material, can be interfered by other layer materials.

It please refers to Fig.1 to Fig. 5, Fig. 1 and Fig. 2 and shows a kind of multilayered structure section bar 5, Fig. 3 to Fig. 5 is shown through section bar stamping die Multilayered structure section bar 6 after tool processing.If processing the multilayered structure section bar 5 using conventional CNC Milling Process technique, CNC milling devices are expensive, and often process a multilayered structure section bar 5 and need two minutes, also needed to after processing to milling liquid into Row cleaning, leads to low production efficiency, and production cost is high.Use instead the utility model mold produced after, die cost is low, and And mold specially processes the layer of material in multilayered structure, it is only necessary to punching press does not need to milling process, and then production efficiency compared with Height, and then further reduce costs, therefore overcome drawbacks described above.

The recessed film 25 and punch-pin 24 of section bar stamping die provided by the utility model are set on lower die 2, and cavity plate 25 is domed And there is groove 251, punch-pin 24 is stretched into groove 251, and the wherein layer of material of multilayered structure section bar 5 can be inserted into concave-convex by user The gap that mould is reserved, and remainder layer is then stayed in outside the machining area of concave-convex mold, such punching press just will not be done by multilayer material It relates to, compared to conventional CNC Milling Process techniques, has many advantages, such as that production cost is low and production efficiency is high.

Further, referring to Fig. 6, lower die 2 includes sequentially connected first template 21, the second template 22 and third template 23, the first template 21 is equipped with first through hole 31, and cavity plate 25 is installed in first through hole 31, and punch-pin 24 is installed on third template 23 and leans on The side of nearly second template 22, punch-pin 24 are stretched into across the second template 22 in cavity plate 25.In this way, first through hole 31 fixes cavity plate 25 Position, and punch-pin 24 across the hole of the second template 22 also by being positioned, and punch-pin 24 is due to the guarantor of the second template 22 Shield relatively firmly carries out cutting for section bar.

Further, referring to Fig. 6, lower die 2 further includes 26 and second screw 42 of punch-pin fixed block, 26 sets of punch-pin fixed block A part set on punch-pin 24 is outer, and the second template 22 is equipped with the second through-hole 32, one end peace of the punch-pin fixed block 26 far from cavity plate 25 Loaded in the second through-hole 32 and third template 23 is installed on close to the side of the second template 22, specifically, the second screw 42 passes through Punch-pin fixed block 26 is fixed in third template 23 by third template 23.In this way, the second through-hole 32 determines that punch-pin 24 and punch-pin are consolidated Determine the position of block 26, and due to the setting of punch-pin fixed block 26, punch-pin 24 can be fixed preferably.

Further, referring to Fig. 6, lower die 2 further includes 27 and first screw 41 of cavity plate link block, cavity plate link block 27 Horizontal plane cross-sectional area is more than the horizontal plane cross-sectional area of cavity plate 25, and cavity plate link block 27 is connected to cavity plate by the first screw 41 25 binder blocks 11 are connected to cavity plate link block 27 after the movement of lower die 2.By setting cavity plate link block 27, facilitate upper mold 1 can Binder block 11 is conveniently set up, and is squeezed without several binder blocks 11 and other layer materials of section bar is caused to be difficult in the upper end of cavity plate 25 It places.Cavity plate link block 27 can be set to the top of cavity plate 25 and be spaced with cavity plate 25 and be connected, and can also be set on lower section.Cavity plate When link block 27 is set on lower section, it is specifically set on to side of the third template 23 far from the second template 22, and cavity plate link block 27 Length be less than third template 23, the width of cavity plate link block 27 is more than third template 23, so that binder block 11 is downward Three templates of lower die 2 will not be contacted during movement, and the first screw 41 sequentially passes through cavity plate link block 27, third mould Plate 23, the second template 22 and the first template 21, are finally connected on cavity plate 25.Compared to set on top, cavity plate link block 27 is set When lower section, space is saved, reduces the volume of entire mold.

Further, referring to Fig. 6, lower die 2 further includes spring 28, one end of spring 28 is connected to cavity plate 25, spring 28 The other end be set on third template 23 on, when cavity plate 25 is not pushed by binder block 11, spring 28 is in the raw.It is not rushing In the case of pressure, spring 28 keeps free state, not compact；After beginning to be punched, spring 28 is squeezed, until cutting completion When, upper mold 1 also runs to lower dead center, and spring is compressed into minimum length at this time；After punching press, cavity plate 25 is no longer influenced by downwards Power, spring 28 resets, and cavity plate 25 is popped into position, and so improves work efficiency, and cost-effective.

Preferably, spring 28 is connected to the opposite side bottom surface of cavity plate 25, and the link position and the first screw 41 are in cavity plate 25 Symmetrical axial symmetry of the position of mounting hole on bottom surface about cavity plate 25 makes the bottom of cavity plate 25 as far as possible by balanced power.

Further, referring to Fig. 6, lower die 2 further includes sleeve 29, sleeve 29 is sheathed on outside the first screw 41, sleeve 29 One end be connected to the head of the first screw 41, the other end of sleeve 29 is connected to the surface of cavity plate 25.In this way, in installation mold When, cavity plate 25 can only be installed to the position abutted with 29 one end of sleeve, initial position during using this position as non-punching press, and spring Cavity plate 25 in rebound, can also be sprung back to the initial position by 28, and subsequent punching press is enable to be carried out with similary initial conditions.

Further, Fig. 8 to Fig. 9 is please referred to, one end of the close cavity plate 25 of punch-pin fixed block 26 is tip-shape, i.e., by interior It tilts to the direction of third template 23, in addition, the width at the non-tip of punch-pin fixed block 26 is less than the width of groove 251, makes There are gaps between the outer wall of punch-pin fixed block 26 and groove 251 so that at the end of punching press, waste material can be along with gradient Punch-pin fixed block 26 is slid out outside stamped area, and waste material is avoided to influence being normally carried out for punching press.

Further, section bar stamping die further includes the guide pillars and bushes for the mating connection for being respectively arranged on upper mold 1 and lower die 2 (not shown), for guiding upper mold 1 and lower die 2 with correct position pairing, so as to which punching press be enable to be normally carried out.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality All any modification, equivalent and improvement made within novel spirit and principle etc., should be included in the guarantor of the utility model Within the scope of shield.

Claims (10)

1. section bar stamping die, including upper die and lower die, it is characterised in that：The upper mold can move up and down, and the upper mold is equipped with Binder block, the lower die are equipped with punch-pin and cavity plate, and the cavity plate can move up and down, and the cavity plate is domed and with groove, institute It states punch-pin to stretch into the groove, in the presence of the wherein one layer of material that can accommodate multilayered structure section bar between the punch-pin and the cavity plate The gap of material, the binder block to the lower die move after be connected to the cavity plate, and the cavity plate is pushed to be transported to the punch-pin It moves to carry out punching press to the wherein layer of material of the multilayered structure section bar.

2. section bar stamping die as described in claim 1, it is characterised in that：The lower die includes sequentially connected first mould Plate, the second template and third template, first template are equipped with first through hole, and the cavity plate is installed in the first through hole, The punch-pin is installed on the third template close to the side of second template, and the punch-pin is stretched into across second template In the cavity plate.

3. section bar stamping die as claimed in claim 2, it is characterised in that：The lower die further includes punch-pin fixed block, described The part that punch-pin fixed block is sheathed on the punch-pin is outer, and second template is equipped with the second through-hole, and the punch-pin fixed block is remote One end from the cavity plate is installed in second through-hole and is installed on the third template close to the one of second template Side.

4. section bar stamping die as claimed in claim 3, it is characterised in that：The lower die further includes cavity plate link block and first Screw, the cavity plate link block by the first screw connection in the cavity plate, the binder block to the lower die move after abut In the cavity plate link block.

5. section bar stamping die as claimed in claim 4, it is characterised in that：The cavity plate link block is set on the third template Side far from second template.

6. section bar stamping die as claimed in claim 5, it is characterised in that：The lower die further includes spring, the spring One end is connected to the cavity plate, and the other end of the spring is set in the third template, in the cavity plate not by the binder When block pushes, the spring is in the raw.

7. section bar stamping die as claimed in claim 6, it is characterised in that：The lower die further includes sleeve, the set jacket casing Outside first screw, one end of the sleeve is connected to the head of first screw, and the other end of the sleeve supports It is connected to the surface of the cavity plate.

8. section bar stamping die as claimed in claim 3, it is characterised in that：The punch-pin fixed block is close to the one of the cavity plate End is in tip-shape.

9. section bar stamping die as claimed in claim 3, it is characterised in that：The lower die further includes the second screw, and described The punch-pin fixed block is fixed in the third template by two-screw across the third template.

10. section bar stamping die as described in any one of claim 1 to 9, it is characterised in that：The section bar stamping die is also wrapped Include the guide pillars and bushes for the mating connection for being respectively arranged on the upper mold and the lower die.