CN209124735U - Drawing die retainer positioning system and drawing die - Google Patents

Abstract

The utility model discloses a kind of drawing die retainer positioning system and drawing dies, the structure of drawing die includes the upper die holder and lower die holder mutually faced, lower die holder is equipped with punch-pin and is capable of the blank holder of elevating movement on the lower die seat, multiple-piece material carrying mechanism and lift position-limit mechanism are distributed on the upside of one end of blank holder width direction, one piece material carrying mechanism is distributed on the upside of the other end；It is fixedly installed with the first limit plate on the upside of one end of blank holder length direction, movable position-limit mechanism is distributed on the upside of the other end；Blank holder is being equipped with plate testing agency positioned at one piece material carrying mechanism and the ipsilateral of the first limit plate；The beneficial effects of the utility model are: plate can be enable smoothly to be fitted on blank holder, to guarantee going on smoothly for drawing work, the probability of mold shutdown is reduced, mold production efficiency is improved.Plate testing agency can complete the investment detection of plate, to ensure the orderly progress of automated production.

Description

Drawing die retainer positioning system and drawing die

Technical field

The utility model belongs to drawing die structure design field, and in particular to a kind of drawing die retainer positioning system And drawing die.

Background technique

Drawing die is to become tabular blank by plasticity by the synergy of punch-pin, cavity plate under the action of press Shape obtains a kind of technological equipment of stable spatial form.According to the difference for using equipment, drawing die can be divided into single-action drawing die With double acting drawing die.

In drawing process, in order to prevent plate peristoma part unstability and wrinkle, it will usually add blank holder in a mold, After blank holder is jacked up, during cavity plate downlink, blank holder is matched with the binder surface in cavity plate can be by the side of plate Edge clamps, to play the role of preventing part corrugated.

But the design of existing drawing die structure is excessively single, the retainer positioning mechanism arranged thereon, feed intake detection device There are still defects for equal components design, and so as to cause in mold work, plate can not be smoothly fitted on blank holder, influence to draw Prolong going on smoothly for work, cause the consistency of product poor, not can guarantee the qualification rate of product.

Utility model content

In view of this, the present invention provides a kind of drawing die retainer positioning systems, to solve in drawing die work, The technical issues of plate can not be smoothly bonded with blank holder, and it is able to detect whether plate is launched in place, it is ensured that product is qualified Rate.

To achieve the above object, technical solutions of the utility model are as follows:

A kind of drawing die retainer positioning system, including blank holder, key are: the one of the blank holder width direction Multiple-piece material carrying mechanism and lift position-limit mechanism is distributed in end upside, and one piece material carrying mechanism is distributed on the upside of the other end；Pressure It is fixedly installed with the first limit plate on the upside of one end of flange length direction, movable position-limit mechanism is distributed on the upside of the other end；Flanging Circle is being equipped with plate testing agency positioned at one piece material carrying mechanism and the ipsilateral of the first limit plate；The multiple-piece material carrying mechanism It is used for retainer with one piece material carrying mechanism, plate testing agency to be for detecting whether investment plate.

Using the above structure, multiple-piece material carrying mechanism and one piece material carrying mechanism are located at both ends, can rise to plate To preferable supporting role, so that plate is enable smoothly to be fitted on blank holder, to guarantee going on smoothly for drawing work, The probability for reducing mold shutdown, improves mold production efficiency.Plate testing agency can complete the investment detection of plate, with Ensure the orderly progress of automated production.The setting of lift position-limit mechanism, the first limit plate and movable position-limit mechanism can make Plate precise positioning guarantees the molding precision of die drawn, and the setting of lift position-limit mechanism and movable position-limit mechanism is also Be conducive to discharging.

As preferred: the multiple-piece material carrying mechanism includes pedestal and upwardly extends positioning plate from pedestal, on positioning plate Equipped with mounting hole, it is symmetrically arranged with two supporting blocks upwardly extended on pedestal, is turned between two supporting blocks by support shaft Dynamic to be equipped with movable retainer piece, movable retainer piece is no less than two pieces, and is distributed along the axial direction of support shaft, the activity retainer piece One end is retainer part, and the other end is counterweight part, and wherein the end of retainer part is pierced by the mounting hole, two supports Spacer pin is additionally provided between block, when retainer is partially in horizontality, the counterweight part is connected on the spacer pin.Using Above structure, plate can be stably placed on the retainer part of movable retainer piece, when mold carries out press work, activity Retainer piece is rotated around support shaft, so that plate be enable smoothly to be fitted on blank holder.Meanwhile movable retainer piece is with muti-piece Mode be distributed in support shaft, the counterweight part of movable retainer piece can be reduced in return to the impact force of spacer pin, prevented Only spacer pin is broken, and is prolonged the service life.

As preferred: the one piece material carrying mechanism includes the mounting blocks upwardly extended on the upside of blank holder, mounting blocks Side is rotatably equipped with activity retainer block, one end of activity retainer block is retainer end, and the other end is Balance weight end, wherein retainer end End exceeds the edge of the mounting blocks, is additionally provided with limited post on mounting blocks, when retainer end is when in a horizontal state, the counterweight End is connected on the limited post.Using the above structure, plate can be stably placed on the retainer end of activity retainer block, in mould When tool carries out press work, activity retainer block rotates on the side wall of mounting blocks, and then plate slides gradually downward, finally makes Plate can be smoothly fitted on blank holder.

As preferred: the lift position-limit mechanism includes the sliding chute seat along blank holder short transverse arrangement, in sliding chute seat It can slide up and down to and limited block is installed, and the second cylinder of driving limited block sliding, limited block is in separate second cylinder Side is equipped with curved guiding surface.Using the above structure, limited block can play position-limiting action to plate, and being provided with for curved guiding surface is conducive to Plate is smoothly fitted on blank holder, and after the completion of die drawn, limited block is retracted into flanging under the action of the second cylinder Circle is internal, thus easy-unloading.

As preferred: the plate testing agency includes the support plate touching block and being vertically installed on blank holder, Middle touching block includes the contact detecting extended along support plate short transverse, and is extended perpendicularly outward in the middle part of contact detecting Interconnecting piece, interconnecting piece is being hinged with clump weight close to one end of contact detecting, hinged in one end far from contact detecting There is return block, clump weight and return block are rotatably installed in the support plate；It is additionally provided with detection sensor in the support plate, During the touching block is moved inward by external force, clump weight can at least partly be contacted with the detection sensor.It adopts With above structure, it is able to detect whether plate is launched in place, it is ensured that automated production.

As preferred: the activity position-limit mechanism includes the second limit plate being slidably mounted on blank holder, and driving The third cylinder of second limit plate sliding, wherein the second limit plate and first limit plate are perpendicular along the short transverse of blank holder It directly upwardly extends, and facing each other.Using the above structure, the first limit plate, the second limit plate are facing each other, advantageously ensure that The both ends of length direction position plate, guarantee the precision of mold production, after the completion of stretching, the second limit plate is in third Under the promotion of cylinder, step down to side, thus easy-unloading.

As preferred: the pedestal is slidably mounted on blank holder by sliding block, and pushes pedestal to exist by the first cylinder It is slided on blank holder.Using the above structure, after the completion of die drawn, pedestal is stepped down to side, to play easy-unloading Effect.

As preferred: the blank holder is equipped with L-type material supporting rack in one end far from lift position-limit mechanism.Using above-mentioned knot Structure, when being packed into plate into mold, L-type material supporting rack can play a supporting role to the plate not entered in mold, to guarantee Material is smoothly packed into.

The utility model additionally provides a kind of drawing die, can be used to formed automobile luggage case inner panel, structure packet Above-mentioned drawing die retainer positioning system is included, and the upper die holder and lower die holder that mutually face, wherein lower die holder is equipped with punch-pin, The blank holder can slide up and down to installation on the lower die seat, and multiple-piece material carrying mechanism, lift position-limit mechanism, one piece support Expect mechanism, plate testing agency, the first limit plate and movable position-limit mechanism along the circumferentially distributed of the punch-pin.

Using the above structure, the ridging defect of inner panel can be efficiently reduced, there is better formed precision, and mold stops The probability of machine is low, high production efficiency.

As preferred: there are two the protrusions upwardly extended for the both ends tool of the blank holder length direction, and make two institutes The two sides stated between protrusion form recessed portion, and the protrusion and depressed area are in the lower section of binder surface in upper die holder.Using Above structure can effectively be clamped inner panel by the effect of protrusion, recessed portion and binder surface.

Compared with prior art, the utility model has the beneficial effects that

Using drawing die retainer positioning system provided by the utility model and drawing die, multiple-piece material carrying mechanism and list Block formula material carrying mechanism is located at both ends, preferable supporting role can be played to plate, so that plate be enable smoothly to paste It closes on blank holder, to guarantee going on smoothly for drawing work, reduces the probability of mold shutdown, improve mold production effect Rate.Plate testing agency can complete the investment detection of plate, to ensure the orderly progress of automated production.Lift position restrainer The setting of structure, the first limit plate and movable position-limit mechanism can make plate precise positioning, guarantee the molding precision of die drawn, and And the setting of lift position-limit mechanism and movable position-limit mechanism also helps discharging.

Detailed description of the invention

Fig. 1 is the decomposition texture schematic diagram of drawing die；

Fig. 2 is the structural schematic diagram of blank holder and associated mechanisms；

Fig. 3 is the structural schematic diagram of multiple-piece material carrying mechanism；

Fig. 4 is the partial structure diagram of multiple-piece material carrying mechanism；

Fig. 5 is the structural schematic diagram of response activity retainer piece return；

Fig. 6 is the partial enlarged view in Fig. 2 at I；

Fig. 7 is the structural schematic diagram of lift position-limit mechanism；

Fig. 8 is the structural schematic diagram of plate testing agency；

Fig. 9 is the decomposition texture schematic diagram of plate testing agency；

Figure 10 is schematic diagram of the plate testing agency under non-stress；

Figure 11 is plate testing agency in the schematic diagram under by plate thrust rating；

Figure 12 is the structural schematic diagram for touching block；

Figure 13 is the structural schematic diagram of clump weight；

Figure 14 is the structural schematic diagram of movable position-limit mechanism；

Figure 15 is the structural schematic diagram of blank holder.

Specific embodiment

The utility model is described in further detail with attached drawing with reference to embodiments.

As illustrated in fig. 1 and 2, drawing die retainer positioning system is applied in drawing die, the structure packet of drawing die The upper die holder 18 and lower die holder 19 mutually faced is included, lower die holder 19 is equipped with punch-pin 19a and can go up and down on lower die holder 19 Multiple-piece material carrying mechanism A and lift position-limit mechanism is distributed in one end upside of the blank holder 1 of movement, 1 width direction of blank holder One piece material carrying mechanism C is distributed in B, other end upside；The first limit is fixedly installed on the upside of one end of 1 length direction of blank holder Movable position-limit mechanism G is distributed in plate E, other end upside；Blank holder 1 is positioned at one piece material carrying mechanism C's and the first limit plate E It is ipsilateral to be equipped with plate testing agency D；And multiple-piece material carrying mechanism A, lift position-limit mechanism B, one piece material carrying mechanism C, Plate testing agency D, the first limit plate E and activity position-limit mechanism G are distributed in the circumferential direction of above-mentioned punch-pin 19a.Multiple-piece retainer Mechanism A and one piece material carrying mechanism C are located at both ends, and preferable supporting role can be played to plate, to make mold work Plate can be smoothly fitted on blank holder 1 when making, and to guarantee going on smoothly for drawing work, drop formula position-limit mechanism B, first The setting of limit plate E and movable position-limit mechanism G can make plate precise positioning, guarantee the molding precision of die drawn.

As shown in Fig. 3 to 5, multiple-piece material carrying mechanism A realizes that the specific structure of retainer is as described below: it include pedestal 2 with And positioning plate 2a is upwardly extended from pedestal 2, positioning plate 2a is equipped with mounting hole 2b, is symmetrically arranged with two on pedestal 2 and upwardly extends Supporting block 2c, two supporting block 2c between movable retainer piece 3, movable retainer piece 3 be rotatably equipped with by support shaft 2d No less than two pieces, and along the axial direction distribution of support shaft 2d, one end of the activity retainer piece 3 is retainer part 3a, and the other end is Counterweight part 3b, wherein the end of retainer part 3a is pierced by the mounting hole 2b, is additionally provided with limit between two supporting block 2c Position pin 2e, when retainer part, 3a is when in a horizontal state, and the counterweight part 3b is connected on spacer pin 2e.Based on above-mentioned knot Structure, after the blank holder 1 of mold is jacked up, plate can be stably placed on the retainer part 3a of movable retainer piece 3, in mould When tool carries out press work, movable retainer piece 3a is rotated around support shaft 2d, so that plate be enable smoothly to be fitted in flanging On circle 1, to guarantee going on smoothly for drawing work, the probability of mold shutdown is reduced, mold production efficiency is improved.

As shown in figure 5, movable retainer piece 3 is distributed on support shaft 2d in a manner of muti-piece.If directlyed adopt and muti-piece The equal retainer block of movable 3 overall thickness of retainer piece carries out retainer, will lead to retainer block in return counterweight part to spacer pin 2e Greater impact is generated, therefore spacer pin 2e is easily broken off, so, the utility model replaces uniform thickness with muti-piece activity retainer piece 3 Retainer block reduces the counterweight part 3b of movable retainer piece 3 in return to the impact force of spacer pin 2e, it is therefore prevented that spacer pin 2e Fracture, extend the service life of mold.

Again as shown in figure 3, for convenient for discharging, pedestal 2 is slidably mounted on blank holder 1 by sliding block 15, and passes through first Cylinder 16 pushes pedestal 2 to slide on blank holder 1, i.e. promotion multiple-piece material carrying mechanism A is slided on blank holder 1.

As shown in fig. 6, one piece material carrying mechanism C includes the mounting blocks 9 upwardly extended on the upside of blank holder 1, mounting blocks 9 Side is rotatably equipped with activity retainer block 10, and one end of activity retainer block 10 is retainer end 10a, and the other end is Balance weight end 10b, The end of middle retainer end 10a exceeds the edge of the mounting blocks 9, limited post 9a is additionally provided on mounting blocks 9, at the 10a of retainer end When horizontality, the Balance weight end 10b is connected on limited post 9a.The work of one piece material carrying mechanism C realization retainer Principle is similar with the principle of multiple-piece material carrying mechanism A, and details are not described herein again.

In design, to enable mounting blocks 9 to play the guiding role simultaneously to plate, the inside of mounting blocks 9 is equipped with guide arc Face 9b.

As shown in fig. 7, lift position-limit mechanism B includes the sliding chute seat 4 along 1 short transverse of blank holder arrangement, in sliding chute seat 4 It can slide up and down to and limited block 5 is installed, and the second cylinder 6 that driving limited block 5 slides, limited block 5 is far from the second gas The side of cylinder 6 is equipped with curved guiding surface 5a, and limited block 5 can play position-limiting action to plate, and curved guiding surface 5a's is provided with conducive to plate Material is smoothly fitted on blank holder 1, and after the completion of die drawn, limited block 5 is retracted into pressure under the action of the second cylinder 6 Inside flange 1, thus easy-unloading.

As shown in FIG. 8 and 9, plate testing agency D realizes that the specific structure of material detection is as described below: plate testing agency D includes the support plate 8 touching block 7 and being vertically installed on blank holder 1, wherein touching block 7 includes along 8 short transverse of support plate The contact detecting 7a of extension, and the interconnecting piece 7b extended perpendicularly outward in the middle part of contact detecting 7a, interconnecting piece 7b are being leaned on One end of adosculation test section 7a is hinged with clump weight 11, is hinged with return block 12 in one end far from contact detecting 7a, matches Pouring weight 11 and return block 12 are rotatably installed in the support plate 8；It is additionally provided with detection sensor 13 in the support plate 8, During the touching block 7 is moved inward by external force, clump weight 11 can at least partly be contacted with the detection sensor 13.

As shown in Figure 10,11,12, touching block 7 and clump weight 11 hinge joint, touching block 7 and return block 12 hinge joint, Clump weight 11 and the hinge joint of support plate 8 and the hinge joint of return block 12 and support plate 8, this four hinge joints constitute quadrangle Relationship, i.e. touching block 7, clump weight 11, return block 12 and support plate 8 four can constitute four-bar mechanism, into mold Be packed into plate during, when plate touches contact detecting 7a, touching block 7 because by external force be able to drive clump weight 11 to Rear is mobile, and during clump weight 11 is mobile, clump weight 11 can at least partly be contacted with detection sensor 13, thus The detection that feeds intake to plate is completed, to ensure the orderly progress of automated production.

As shown in figure 13, for convenience of installing, clump weight 11 includes mounting portion 11a and counterweight part 11b, and clump weight 11 passes through Mounting portion 11a and the touching block 7 and support plate 8 are rotatablely connected.

As shown in figure 14, movable position-limit mechanism G includes the second limit plate 14 being slidably mounted on blank holder 1, and is driven The third cylinder 20 of dynamic second limit plate 14 sliding, wherein second limit plate 14 and the first limit plate E is along blank holder 1 Short transverse extends straight up, and facing each other.First limit plate E, the second limit plate 14 are facing each other, advantageously ensure that The both ends of length direction position plate, guarantee the precision of mold production, and after the completion of stretching, the second limit plate 14 is the Under the promotion of three cylinders 20, step down to side, thus easy-unloading.

As shown in Fig. 2, blank holder 1 is equipped with L-type material supporting rack 17 in one end far from lift position-limit mechanism B, to mold When interior loading plate, L-type material supporting rack 17 can play a supporting role to the plate not entered in mold, to guarantee material smoothly It is packed into.

As shown in figure 15, there are two the protrusion 1a upwardly extended for the both ends tool of 1 length direction of blank holder, and make two institutes Two sides formation the recessed portion 1b, the protrusion 1a and recessed portion 1b stated between protrusion 1a is located at binder surface in upper die holder 18 Lower section.By the effect of protrusion 1a, recessed portion 1b and binder surface, effectively the edge of inner panel can be clamped, to subtract The ridging defect of few inner panel, makes it have better formed precision.

Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field Art personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make Multiple similar expressions, such transformation are each fallen within the protection scope of the utility model.

Claims (10)

1. a kind of drawing die retainer positioning system, including blank holder (1), it is characterised in that: blank holder (1) width direction One end on the upside of be distributed with multiple-piece material carrying mechanism (A) and lift position-limit mechanism (B), one piece support is distributed in other end upside Expect mechanism (C)；It is fixedly installed with the first limit plate (E) on the upside of one end of blank holder (1) length direction, is distributed on the upside of the other end Movable position-limit mechanism (G)；Blank holder (1) is being equipped with plate positioned at one piece material carrying mechanism (C) and the ipsilateral of the first limit plate (E) Expect testing agency (D)；

The multiple-piece material carrying mechanism (A) and one piece material carrying mechanism (C) are used for retainer, and plate testing agency (D) is for detecting Whether plate is put into.

2. drawing die retainer positioning system according to claim 1, it is characterised in that: the multiple-piece material carrying mechanism (A) include pedestal (2) and upwardly extended positioning plate (2a) from pedestal (2), positioning plate (2a) is equipped with mounting hole (2b), pedestal (2) it is symmetrically arranged with two supporting blocks upwardly extended (2c) on, is turned between two supporting blocks (2c) by support shaft (2d) Dynamic to be equipped with movable retainer piece (3), movable retainer piece (3) is no less than two pieces, and along the axial direction distribution of support shaft (2d), the work The one end of dynamic retainer piece (3) is retainer part (3a), and the other end is counterweight part (3b), and wherein the end of retainer part (3a) is worn The mounting hole (2b) out is additionally provided with spacer pin (2e) between two supporting blocks (2c), when retainer part (3a) is in water When level state, the counterweight part (3b) is connected on the spacer pin (2e).

3. drawing die retainer positioning system according to claim 1, it is characterised in that: the one piece material carrying mechanism It (C) include the mounting blocks (9) upwardly extended on the upside of blank holder (1), the side of mounting blocks (9) is rotatably equipped with activity retainer block (10), one end of activity retainer block (10) is retainer end (10a), and the other end is Balance weight end (10b), wherein retainer end (10a) End exceeds the edge of the mounting blocks (9), is additionally provided with limited post (9a) on mounting blocks (9), when retainer end (10a) is in level When state, the Balance weight end (10b) is connected on the limited post (9a).

4. drawing die retainer positioning system according to claim 1, it is characterised in that: the lift position-limit mechanism (B) include the sliding chute seat (4) arranged along blank holder (1) short transverse, can slide up and down in sliding chute seat (4) and limited block is installed (5), and the second cylinder (6) of driving limited block (5) sliding, limited block (5) are equipped in the side far from the second cylinder (6) and lead To cambered surface (5a).

5. drawing die retainer positioning system according to claim 1, it is characterised in that: the plate testing agency (D) Including touching block (7) and the support plate (8) being vertically installed on blank holder (1), wherein touching block (7) includes along support plate (8) contact detecting (7a) that short transverse extends, and the interconnecting piece extended perpendicularly outward in the middle part of contact detecting (7a) (7b), interconnecting piece (7b) are hinged with clump weight (11) in one end close to contact detecting (7a), far from contact detecting The one end of (7a) is hinged with return block (12), and clump weight (11) and return block (12) are rotatably installed on the support plate (8)；

Detection sensor (13) are additionally provided on the support plate (8), in the process that touching block (7) is moved inward by external force In, clump weight (11) can at least partly be contacted with the detection sensor (13).

6. drawing die retainer positioning system according to claim 1, it is characterised in that: the activity position-limit mechanism (G) Including the second limit plate (14) being slidably mounted on blank holder (1), and the third gas of driving the second limit plate (14) sliding Cylinder (20), wherein short transverse of the second limit plate (14) with first limit plate (E) along blank holder (1) is prolonged straight up It stretches, and facing each other.

7. drawing die retainer positioning system according to claim 2, it is characterised in that: the pedestal (2) passes through sliding block (15) it is slidably mounted on blank holder (1), and pushes pedestal (2) to slide on blank holder (1) by the first cylinder (16).

8. drawing die retainer positioning system according to any one of claim 1 to 7, it is characterised in that: the flanging It encloses (1) and is equipped with L-type material supporting rack (17) in one end far from lift position-limit mechanism (B).

9. a kind of drawing die, including drawing die retainer positioning system according to any one of claims 8, it is characterised in that: further include The upper die holder (18) and lower die holder (19) mutually faced, wherein lower die holder (19) is equipped with punch-pin (19a), the blank holder (1) It can slide up and down to and be mounted on lower die holder (19), and multiple-piece material carrying mechanism (A), lift position-limit mechanism (B), one piece support The week of material mechanism (C), plate testing agency (D), the first limit plate (E) and movable position-limit mechanism (G) along the punch-pin (19a) To distribution.

10. drawing die according to claim 9, it is characterised in that: the both ends of blank holder (1) length direction have Two protrusions (1a) upwardly extended, and the two sides between two protrusions (1a) is made to form recessed portion (1b), it is described Protrusion (1a) and recessed portion (1b) are located at the lower section of upper die holder (18) interior binder surface.