CN203044693U

CN203044693U - Shutter forming die

Info

Publication number: CN203044693U
Application number: CN 201320061793
Authority: CN
Inventors: 吕万长; 王利平; 卞正文; 庄瑞斌; 韩林
Original assignee: YANGZHOU HENGDA MOULD CO Ltd
Current assignee: YANGZHOU HENGDA MOULD CO Ltd
Priority date: 2013-02-04
Filing date: 2013-02-04
Publication date: 2013-07-10
Anticipated expiration: 2023-02-04

Abstract

The utility model discloses a shutter forming die. The shutter forming die is simple in structure, and improves production efficiency and processing quality. The shutter forming die comprises an upper die body, a forming female die, a forming male die and a lower die body, and further comprises an elastic forming mechanism and a discharging mechanism. The elastic forming mechanism comprises a forming block and a reset spring. An inclined wedge surface is arranged on the bottom portion of the forming block, and the inclined wedge surface faces the feeding direction of a shutter. The forming female die is fixedly connected to the bottom portion of the upper die body in an embedded structure. A through groove is formed in the middle portion of the forming female die, and the shape of the cross section of the through groove is matched with that of a forming block body. The reset spring is arranged between the forming block and the upper die body. A withdrawing groove is formed in the bottom surface of the forming female die towards the discharging direction of the shutter. The discharging mechanism comprises an ejection plate and a discharging spring, and the forming male die is fixedly connected to the top face of the lower die body. The shutter forming die brings convenience to continuous machining of sheet materials, and working efficiency is improved.

Description

Louver forming die

Technical field

The utility model relates to the improvement to Louver forming die.

Background technology

In the prior art, ventilating with shutter is to make a lot of little billots with the steel plate cutting backlash, processes by the mode of welding with special-purpose frock, like this cycle of Zhi Zaoing longer, inefficiency, the expense height of processing, working strength of workers is big again, has inconvenience.

Along with State Intellectual Property Office is CN 201871619 U in the notification number of 2011.06.22 bulletin, name is called the innovation and creation of " a kind of motor louvering die ", this patent adopts and shears, the form of shaping one processing, improved production efficiency, shorten the process-cycle of shutter, greatly reduced working strength of workers; The part presentation quality of punching out simultaneously improves a lot than original weldment.Yet the shutter in this patent is to compacted under, is unfavorable for continuous processing to sheet material etc.; A moulding window of every processing leaf needs artificial or special equipment is done the feed motion of " mentioning-send to ".

In addition, the shutter of prior art has certain distance (as shown in figure 14) between blade and the blade, and this makes the window efficiently radiates heat orifice area on the unit are diminish.Why forming such structure, also is because the shutter that this area does not have suitable mould can process continuous blade construction causes always.

The utility model content

The utility model provides a kind of simple in structure at above problem, has improved the Louver forming die of production efficiency and crudy.

The technical solution of the utility model is: comprise upper die body, molding concave die, forming convax mould and lower mold body, also comprise elastic forming mechanism and shedding mechanism;

Described elastic forming mechanism comprises forming blocks and back-moving spring; The bottom of described forming blocks is provided with cammed surface, and described cammed surface is towards the feedstock direction of described shutter; Described molding concave die is fixedly connected on the bottom of described upper die body with damascene structures; Described molding concave die middle part offers through slot, and the cross sectional shape of the cross sectional shape of described through slot and described forming blocks body matches, makes described forming blocks can do the reciprocating motion of above-below direction with respect to described through slot; Described back-moving spring is located between described forming blocks and the described upper die body; The bottom surface of described molding concave die offers slot to make way towards described shutter discharging direction;

Described shedding mechanism comprises top board and discharging spring, described forming convax mould is fixedly connected on described lower mold body end face, described top board center offers the through hole suitable with described forming convax mould, make described top board to do with respect to described forming convax mould and pump that described top board is movably connected in the end face of described lower mold body by described discharging spring.

The end face of described molding concave die offers the alignment pin resettlement groove, is provided with down alignment pin at described upper die body, and described alignment pin stretches into described alignment pin resettlement groove.

Between described top board and lower mold body, also be provided with guide post.

Described damascene structures is: the bottom center at described upper die body offers a groove, and the cross sectional shape of described groove and the cross sectional shape of described molding concave die are suitable; Described back-moving spring is located in the described groove.

Louver forming die has changed the position of existing molding concave die and forming convax mould in the utility model, in forming process, forms upwards moulding, simultaneously, offers slot to make way at molding concave die, is convenient to the continuous processing to sheet material, has improved operating efficiency.Center at molding concave die arranges forming blocks, is convenient to change and assembling, has avoided changing whole die when die damages, and has saved production cost; Simultaneously, can satisfy and produce the different shutter shapes that require, convenient and practical.

Description of drawings

Fig. 1 is structural representation of the present utility model,

Fig. 2 is the structural representation of molding concave die in the utility model,

Fig. 3 is the cutaway view of A-A face among Fig. 2,

Fig. 4 is the rearview of Fig. 2,

Fig. 5 is the structural representation of forming blocks in the utility model,

Fig. 6 is the left view of Fig. 5,

Fig. 7 is the vertical view of Fig. 5,

Fig. 8 is the structural representation of finished product in the utility model,

Fig. 9 is the vertical view of Fig. 8,

Figure 10 is the forming process figure one of shutter in the utility model,

Figure 11 is the forming process figure two of shutter in the utility model,

Figure 12 is the forming process figure three of shutter in the utility model,

Figure 13 is the forming process figure four of shutter in the utility model,

Figure 14 is the structural representation of shutter in the prior art;

1 is upper die body among the figure, the 2nd, and back-moving spring, the 3rd, molding concave die, the 30th, slot to make way, the 31st, through slot, the 32nd, alignment pin resettlement groove, the 33rd, storage tank, the 34th, last cutting edge, the 35th, U-shaped hold-down plate surface, the 4th, forming blocks, the 40th, convex shoulder, the 41st, last page turning forming surface, the 5th, forming convax mould, the 51st, following cutting edge, the 52nd, following page turning forming surface, the 6th, top board, the 60th, through hole, the 7th, guide post, the 8th, discharging spring, the 9th, sheet material, the 10th, lower mold body, the 11st, alignment pin.

The specific embodiment

The utility model comprises upper die body 1, molding concave die 3, forming convax mould 5 and lower mold body 10 shown in Fig. 1-13, also comprise elastic forming mechanism and shedding mechanism;

Described elastic forming mechanism comprises forming blocks 4 and back-moving spring 2; The bottom of described forming blocks 4 is provided with cammed surface, and described cammed surface is towards the feedstock direction of described shutter; Described molding concave die 3 is fixedly connected on the bottom of described upper die body 1 with damascene structures; Described molding concave die 3 middle parts offer through slot 31, and the cross sectional shape of the cross sectional shape of described through slot 31 and described forming blocks 4 bodies matches, makes described forming blocks 4 can do the reciprocating motion of above-below direction with respect to described through slot 31; Described back-moving spring 2 is located between described forming blocks 4 and the described upper die body 1; The bottom surface of described molding concave die 3 offers slot to make way 30 towards described shutter discharging direction;

Described shedding mechanism comprises top board 6 and discharging spring 8, described forming convax mould 5 is fixedly connected on described lower mold body 10 end faces, described top board 6 centers offer the through hole 60 suitable with described forming convax mould 5, make described top board 6 to do with respect to described forming convax mould 5 and pump that described top board 6 is movably connected in the end face of described lower mold body 10 by described discharging spring 8.

The end face of described molding concave die 3 offers alignment pin resettlement groove 32, is provided with down alignment pin 11 at described upper die body 1, and described alignment pin 11 stretches into described alignment pin resettlement groove 32, is convenient to the installation to molding concave die 3.

Between described top board 6 and lower mold body 10, also be provided with guide post 7.Guide post 7 in the utility model can be made up of bolt, nut and spacer, offers up big and down small shoulder hole one at top board 6, and bolt is located in the shoulder hole one of top board 6 to lower cover, and the shaft of bolt stretches in the lower mold body; Lower mold body 10 offer with top board 6 on the up-small and down-big shoulder hole two of shoulder hole one concentric, spacer is set on the shaft of bolt and is suitable with the small stair hole of shoulder hole two, the big stepped hole of nut and shoulder hole two is suitable, and clamping screw; At work, the guide effect to top board 6 can be realized, spacing effect can be played again.

Described damascene structures is: the bottom center at described upper die body 1 offers a groove, and the cross sectional shape of the cross sectional shape of described groove and described molding concave die 3 is suitable; Described back-moving spring 2 is located in the described groove.

In the real work, offer screw jack at described upper die body 1, be plugged with screw in the screw jack, the bottom surface of described upper die body 1 offers up-small and down-big shoulder hole, described back-moving spring 2 is suitable with the small stair hole of described shoulder hole, described molding concave die 3 is suitable with the big stepped hole of described shoulder hole, and described molding concave die 3 is fixedly connected in the big stepped hole of described shoulder hole by described screw;

The end face of described molding concave die 3 is provided with storage tank 33, described storage tank 33 is communicated with the small stair hole of described shoulder hole, the top of described forming blocks 4 is provided with a pair of convex shoulder 40, described a pair of convex shoulder 40 is fastened in the described storage tank 33, makes described forming blocks 4 do the reciprocating motion of above-below direction with respect to described molding concave die 3 by described back-moving spring 2; Simultaneously, as shown in Figure 6, because forming blocks 4 at work, often contacts with through slot 31, wear and tear easily, in described forming blocks 4 upper rear portion, thicken near the back side of convex shoulder 40, with raising service life.

Shown in Fig. 2 and 11, in forming process, molding concave die 3 and top board 6 are pushed down sheet material 9, avoided sheet material 9 that warpage, distortion etc. take place, even offered slot to make way 30 in the bottom surface of molding concave die 3, all reserve seal face in the both sides of slot to make way 30, as the U-shaped hold-down plate surface 35 among Fig. 2, guaranteed sheet material 9 in forming process, steadily, stamping-out moulding continuously.

Shown in Figure 10-13, the forming process of shutter is in the utility model: sheet material 9 is horizontally set on the top board 6, and upper die body 1 drives molding concave die 3 and moves downward, and the bottom surface of forming blocks 4 contacts and push down flexibly sheet material 9 at first; Upper die body 1 continues descending, and back-moving spring 2 is compressed, and simultaneously, top board 6 compressed (discharging spring 8 and guide post 7 actions) makes forming convax mould 5 stretch out comprehensively; End face until the bottom surface of molding concave die 3 applying sheet material 9; Upper die body 1 continues descending, until the end face of the bottom surface of top board 6 applying lower mold body 10; At this moment, last cutting edge 34 actings in conjunction of the following cutting edge of forming convax mould 5 51 and molding concave die, sheet material 9 stamping-outs are gone out wide U-shaped window leaf, with last stamping-out process end; Then, the wide U-shaped window leaf that is punched out on the sheet material 9 to the upset of discharging direction, turn to the bevel angle of the last page turning forming surface 41 of forming blocks 4 under the ramp effect at forming convax mould 5 tops, with following page turning forming surface 52 actings in conjunction on the forming convax mould 5, realize typing; This finishes for the post forming process; Carry out stamping-out, the moulding circulation of next window leaf then.

When the 2nd blade of continuous stamping, owing to offered slot to make way 30, reserved the accommodation space of molded window leaf between mould, sheet material 9 can be realized continuous moulding; In production and processing, realize not having unnecessary reservation face between blade and the blade, improved the radiating effect of shutter.

Claims

1. Louver forming die comprises upper die body, molding concave die, forming convax mould and lower mold body, it is characterized in that, also comprises elastic forming mechanism and shedding mechanism;

2. Louver forming die according to claim 1 is characterized in that, the end face of described molding concave die offers the alignment pin resettlement groove, is provided with down alignment pin at described upper die body, and described alignment pin stretches into described alignment pin resettlement groove.

3. Louver forming die according to claim 1 is characterized in that, also is provided with guide post between described top board and lower mold body.

4. Louver forming die according to claim 1 is characterized in that, described damascene structures is: the bottom center at described upper die body offers a groove, and the cross sectional shape of described groove and the cross sectional shape of described molding concave die are suitable; Described back-moving spring is located in the described groove.