CN201644621U - Punch die head with punch heads for multiple stations - Google Patents
Punch die head with punch heads for multiple stations Download PDFInfo
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- CN201644621U CN201644621U CN2010201214081U CN201020121408U CN201644621U CN 201644621 U CN201644621 U CN 201644621U CN 2010201214081 U CN2010201214081 U CN 2010201214081U CN 201020121408 U CN201020121408 U CN 201020121408U CN 201644621 U CN201644621 U CN 201644621U
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- skewback
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Abstract
The utility model relates to a punch die head with punch heads for multiple stations, which comprises an upper die, a lower die and a control system, wherein the upper die is provided with the punch heads for a plurality of stations, and the lower die is provided with female die inserts respectively corresponding to the punch heads of the upper die. The punch die head is characterized in that: the upper die is provided with an upper fixed plate, each punch head is arranged on the upper fixed plate, and comprises a power unit, a sloped block, a fixed male sloped block, a punch pin, an unloader and a duct, the fixed male sloped block cooperates with the sloped block in a moving manner, and the unloader consists of an elastic part and an unloading block. The duct of each punch head of the upper die and the corresponding female die insert of the lower die are fixed, the punch pins, the cross sections of which are square, round and the like, are arranged on different punch heads, the control system is utilized to start a corresponding punch pin during use, so that a needed shape can be obtained, the positions of the ducts of the punch heads of the upper die and the female die inserts of the lower die do not need to be readjusted, and thereby operation is simple and quick.
Description
Technical field
The utility model relates to a kind of die head of numerical control press, specifically is the numerical control press die head with multi-station punches that a kind of cost is low, easy to use and be easy to safeguard, is applicable to the processing of five metals metal plate punching.
Background technology
The very high Turret Type CNC Punch Press of price that adopt in the existing punch process with multi-station punches more, it comprises upper die and lower die, patrix is equipped with the drift of some different stations by a rotatable shaft, and counterdie then is provided with corresponding die with each drift of patrix by rotating disk; During work, the control device (being generally servomotor) by Turret Type CNC Punch Press rotates the axle of upper and lower mould, and the operating position with the drift and the die of needs rotates to punch press at this moment, needs the correcting of correcting taper pin again, makes the accurate centering of drift and die.Because the last lower rotary table of Turret Type CNC Punch Press requires the concentricity of drift and die higher when punching press, the difficulty of processing lower rotary table on this is very big.And Turret Type CNC Punch Press relies on servomotor to adjust upper and lower rotating disk to come mould, and last lower rotary table rotates simultaneously, and the precision that rotate in place is higher, is a big difficult point of production, so this type of Turret Type CNC Punch Press production cost is very high.
In addition, the drift of patrix and the die of counterdie all are the loss product, need to change after punching press of long duration.The price of these loss product also is very high.And Turret Type CNC Punch Press is when breaking down, and general technical staff does not possess the qualification of maintenance, needs the technical professional to keep in repair, and may cause the overlong time of keeping in repair like this.
The utility model content
The purpose of this utility model provides the punch die with multi-station punches that a kind of cost is low, easy to use and be easy to safeguard.
The purpose of this utility model can realize by following technical scheme: a kind of punch die with multi-station punches, comprise upper die and lower die and control system, wherein said patrix is provided with the drift of some stations, described counterdie is provided with the die mold insert 9 corresponding with each drift of patrix, it is characterized in that: described patrix is provided with upper mounted plate, each drift is arranged on this upper mounted plate, each drift comprise power set 1, skewback 2, with the solid public skewback 3 of skewback 2 routing motions, the discharging device and the conduit 7 that connect and compose towards pin 4, by elastomeric element 5 and material returned piece 6;
Described skewback 2 can be installed on the described upper mounted plate with moving horizontally, the top of described skewback 2 is provided with the plane, the bottom is provided with into stepped two layer planes 202,203, and pass through an inclined-plane 201 transition between two planes, one end of this skewback 2 connects described power set 1, described power set 1 connection control system;
Described conduit 7 vertical fixing are installed in the corresponding hole of the position offered described upper mounted plate below and skewback 2, described solid public skewback 3, material returned piece 6 be by upper-lower position, be installed in the described conduit 7 movably, and the top of described solid public skewback 3 is provided with skewback 2 in the process that it moves, promoted its inclined-planes that move down 301 by the inclined-plane 201 of skewback 2 bottoms;
Be provided with between described solid public skewback 3 and the conduit 7 that the top flushes with conduit 7 tops when being used to limit solid public skewback 3 and being displaced downwardly to extreme lower position, on when moving to the extreme higher position inclined-plane 301 on its top pass first position limiting structure on conduit 7 tops, the upper end of described material returned piece 6 is connected with compressed elastomeric element 5 when moving on it, is provided with second position limiting structure that its bottom when being used to limit material returned piece 6 and being displaced downwardly to extreme lower position passes conduit 7 between described material returned piece 6 and the conduit 7;
Described upper end towards pin 4 is fixed on the described solid public skewback 3, and the described top that is not higher than solid public skewback 3 towards the top of pin 4, described lower end towards pin 4 is displaced downwardly to extreme lower position, material returned piece 6 at solid public skewback 3 and passes described material returned piece 6 when being moved upward to the extreme higher position;
Described counterdie comprises die block, and this die block is equipped with the corresponding die mold insert 9 of drift of quantity, position and described patrix, and described die mold insert 9 has and the dashing at the hole 901 of answering of corresponding drift.
During work, on of the present utility model, counterdie is installed in the position of the punch press correspondence of numerical control (computer) control respectively, at this moment, the corresponding die mold insert of each drift of patrix and counterdie all is positioned at the operating position of punch press, then stamping material 24 is placed on the counterdie, control system (computer) is according to setting the power set 1 that start the patrix respective punch, promoting skewback 2 with this moves to the direction of solid public skewback 3, in this process, the inclined-plane 201 of the bottom of skewback 2 contacts with the inclined-plane 301 that solid public skewback 3 tops pass conduit 7 tops, and the inclined-plane by two parts cooperates and solid public skewback 3 is driven be moved down into extreme lower position towards pin 4, this moment, the lower end that dashes pin 4 of this drift still was positioned at material returned piece 6,203 tops that are positioned at solid public skewback 3, baseplane of skewback 2; The solid public skewback of other drift still is in the extreme higher position, and during punching press, the plane at skewback top has guaranteed that with baseplane 203 the vertical impulse force of punch press only is delivered on the solid public skewback 3, can not influence power set 1.When patrix contacts with counterdie, the material returned piece of whole drifts moves up owing to the die mold insert corresponding with counterdie offsets in the patrix, this moment, the elastomeric element of each drift all was compressed, this moment respective punch be positioned at the solid public skewback of extreme lower position dash pin since move on the material returned piece pass material returned piece and on stamping material, go out with towards aciculiform shape, big or small hole, and the solid public skewback of other drift is positioned at the extreme higher position all the time in the process of punching press, when its material returned piece moves on offseting with counterdie, it still is positioned at material returned piece towards pin, can not carry out punching press to stamping material.After corresponding drift carried out punching press to stamping material, control system control patrix separated with counterdie, and elastomeric element promotes material returned piece and moves down, and the stamping material that is stuck in towards pin is withdrawed from.So circulation, can finish same repeatedly punching press towards pin, maybe need to change difform during after punching press is finished towards pin, the power set of having finished the drift of punching press by control system control drive the position that corresponding skewback is returned to and solid public skewback separates, start another drift then, carry out punching press next time.The conduit of each drift of the utility model patrix and the die mold insert of counterdie correspondence all are hard-wired, according to the actual conditions of using, it is difform towards pin that the cross section is set on different drifts, for example square, round etc., start the corresponding shape that pin can obtain needs of dashing by control system during use, need not to readjust the position of the die mold insert of the conduit of patrix drift and counterdie, simple to operate, quick.
On the basis of the above, the utility model can be done following improvement: described drift is lined up two row of symmetry along the length direction of upper mounted plate, the upper mounted plate of described patrix is by the punch shank plate 17 that is fitted together by order stack up and down, skewback guide plate 16, the conduit fixed head constitutes, the upper surface of wherein said punch shank plate 17 is provided with the die shank that is used to connect punch press, the bottom surface of described skewback guide plate 16 has skewback 2 corresponding groove with each drift, described each skewback 2 is by conduit fixed head support, and two skewbacks of symmetry lay respectively at two in the same groove on the skewback guide plate 16, described conduit fixed head have with skewback guide plate 16 on the corresponding through hole of groove, described conduit 7 is fixedly mounted in the corresponding through hole.Upper mounted plate is arranged to several parts of split, has reduced processing and be and be used to the difficulty that limits the groove of each skewback and be used to install the hole of conduit, when the part parts damages, can change separately.
As an embodiment of the present utility model, the elastomeric element 5 of described each drift is positioned at corresponding conduit 7, and it links the solid public skewback 3 and the material returned piece 6 of this drift respectively in two ends up and down, describedly passes this elastomeric element 5 towards pin 4.This embodiment is fixed on elastomeric element 5 between solid public skewback 3 and the material returned piece 6, and when solid public skewback 3 moved down, elastomeric element 5 had been compressed, and when moving on the die mold insert 9 of material returned piece 6 and counterdie offsets, elastomeric element 5 is further compressed.During punching press, Gu public skewback 3 can produce downward power to conduit under the effect of impulse force, because elastomeric element 5 applies elastic force upwards to solid public skewback 3 all the time, can offset the impulse force that the solid public skewback 3 of a part is subjected to, thereby alleviate the active force of 3 pairs of conduits of solid public skewback, prevent that conduit 7 is because of stressed excessive moving down.After punching press finished, not only material returned piece 6 passed conduit and returns back to extreme lower position under the effect of elastomeric element, and solid simultaneously public skewback also moves up under the effect of elastomeric element and is returned to the extreme higher position.
The above embodiments, because elastomeric element 5 is positioned at conduit 7, the compact conformation of each drift, easy for installation, but therefore the size of elastomeric element also is subjected to the restriction of conduit, material returned piece is that the energy when relying on elastomeric element to be compressed offsets with stamping material and realizes the material returned, when the elastomeric element size than hour, accumulation of energy was also corresponding less when it was compressed, can only realize the material returned of the stamping material of thinner thickness, limit the range of application of punch press.Thereby, the utility model provides another embodiment, the upper mounted plate of described patrix also comprises elastomeric element installing plate 22, it is fixed between punch shank plate 17 and the skewback guide plate 16, this elastomeric element installing plate 22 is provided with the through hole of each corresponding drift, have the hole of corresponding each drift on the described upper mounted plate, the elastomeric element 5 of described drift is arranged in the corresponding through hole, and elastomeric element 5 is by being positioned at its below, supporting plate 23 supports that can in the hole of upper mounted plate, move up and down, described supporting plate 23 belows are connected with some thimbles 20, and the lower end of thimble 20 is stretched in the described conduit 7 and connected with the top of corresponding material returned piece 6.During punching press, Gu public skewback 3 is displaced downwardly to extreme lower position under the promotion of skewback 2, drive simultaneously towards 4 pairs of stamping materials of pin and carry out punching press, when the die mold insert of material returned piece and counterdie offsets when moving up, drive the thimble elasticity of compression parts 5 that make progress, after finishing punching press, the material returned under the effect of elastomeric element 5 of material returned piece, the power set that the drift of punching press has been finished in control system control drive the position that corresponding skewback is returned to and solid public skewback separates, consolidate public skewback 3 this moment and certain space is arranged towards pin 4 tops, can move up simultaneously with material returned piece 6 when pin 4 is run into material when punching press, be can't to material carry out punching press towards pin 4 this moment.Because elastomeric element 5 is to be positioned on the elastomeric element installing plate of independent setting, is not subjected to the restriction of conduit 7, during design, larger-size elastomeric element can be set according to concrete needs come the bigger stamping material of punching press thickness.
For the above embodiments, the relatively large impulse force of needs could be realized the punching press to the big stamping material of thickness, Gu the axial impulse force that public skewback is subjected to also is very big, because elastomeric element is independently to be installed on the elastomeric element installing plate, do not act on solid public skewback, thereby the impulse force that solid public skewback is subjected to when punching press can all be delivered on the conduit, thereby conduit may be because the axial excessive situation that axial displacement occurs of impulse force.At the above embodiments, the utility model can also be done following improvement: be provided with ruggedized construction between the conduit 7 of each drift and the conduit fixed head, this ruggedized construction comprises that the inwall both sides of the through hole of the both sides that are arranged on described conduit 7 outer walls and its installation are provided with corresponding groove, and two the 3rd alignment pins 21 penetrate to the groove of the inwall of conduit outer wall and its installing hole through the conduit fixed head.
Yet conduit is the structure of hollow, and for the general cylinder or the conduit of cuboid, bolt applies the distortion that excessive pressure causes conduit easily in the part, may hinder solid public skewback and material returned piece moving in conduit.Thereby, on the basis of the above, the utility model can be done following improvement: described conduit 7 is the polyhedron of hollow, inner wall surface thereof is enclosed by eight planes and forms, and relative two sides is parallel, the outside wall surface of described conduit 7 comprises and corresponding five planes of corresponding internal face that two other outside wall surface is connected to form tip 701; The through hole of offering on the described conduit fixed head and the outer wall of described conduit are suitable, and the tip of through hole leaves the space with the tip that is installed in its inner catheter, and the plane hole wall that through hole is relative with its tip is parallel with the outer wall of conduit fixed head; The structure of described each die mold insert 9 is corresponding with corresponding conduit 7.During installation, be placed on conduit in the through hole of conduit fixed head according to corresponding direction, the screwed hole that double-screw bolt screws on the conduit fixed head withstands on the conduit 7 flat outside wall surface relative with the tip, this moment, conduit connected into two outside wall surface, the two internal faces cooperation automatic centering corresponding with through hole of tip, because the angle between each wall of conduit, the pressure of screw thread to conduit can be disperseed, is not easy to be out of shape along each wall, simultaneously because the space is left with the tip that is installed in its inner catheter in the tip of through hole, even the tip of through hole keeps the installation that some dirts do not influence conduit yet.
On the basis of the above, the utility model can also be done further improvement: first position limiting structure between described solid public skewback 3 and the conduit 7: comprise the symmetrical grooves 303 that is arranged on solid public skewback 3 relative both sides, described conduit 7 corresponding four sides tube walls are provided with through hole 702, two piece first spacer pins 81 corresponding with the groove 303 of solid public skewback respectively in the groove 303 of public skewback both sides admittedly is through through hole on two tube walls of conduit 7 correspondences; When the upper and lower cell wall of the groove 303 of solid public skewback respectively when corresponding first spacer pin offsets, Gu public skewback lays respectively at extreme lower position and extreme higher position.
On the basis of the above, the utility model can also be done following improvement: second position limiting structure between described material returned piece 6 and the conduit 7: comprise the symmetrical grooves 602 that is arranged on material returned piece 6 relative both sides, described conduit 7 corresponding four sides tube walls are provided with through hole 703, two piece second spacer pins 82 corresponding with the groove 602 of material returned piece 6 respectively in the groove 602 of material returned piece 6 is through through hole on two tube walls of conduit 7 correspondences; When the last cell wall of the groove 602 of material returned piece when corresponding second spacer pin offsets, material returned piece is positioned at extreme lower position.
Solid public skewback 3 described in the utility model has shape, size and described towards pin 4 corresponding axial holes 302, and described upper end towards pin 4 connects solid public skewback 3 by being fixed in this axial hole 302; Height between two planes 201,202, bottom of described skewback 2, the height that its top passes conduit 7 when being positioned at the extreme higher position with solid public skewback 3 equates.Of the present utility model is to move down under the drive of solid public skewback towards pin, both can be made whole structure during design, but the overall structure manufacture difficulty is bigger, and owing to directly act on stamping material towards pin, consume bigger, therefore need to change after using the regular hour, and overall structure just must be changed solid public skewback simultaneously and towards pin, cause waste; To make the structure of split towards pin 4 and solid public skewback 3, easily manufactured, cost is low, and be convenient to change and consume the big pin that dashes, in addition because its top when consolidating public skewback 3 and be positioned at the extreme higher position of the height between two planes 202,203, bottom of skewback 2 passes the height of conduit 7 equates, when the following cell wall of consolidating public skewback and first spacer pin, its top just contacts with higher plane 202, skewback 2 bottoms, further limit the extreme higher position of solid public skewback, and prevent the top that pin passes solid public skewback that dashes with solid public skewback split simultaneously.
Power set 1 described in the utility model are cylinder or electromagnet, and the push rod of described cylinder or the sliding bar of described electromagnet connect described oblique 2 ends corresponding with it, and this end is the outer face of described skewback 2.Cylinder or electromagnet slide before and after can driving skewback reposefully, and be simple to operate, reliable.
On the basis of the above, as an embodiment of the present utility model, the outer face of described skewback 2 is connected with screw with the push rod of described cylinder or described electromagnet.When computer starting cylinder or electromagnet, cylinder or electromagnet just promote described skewback 2 and slide in the groove of skewback guide plate 16.
Compared with prior art, the utlity model has following beneficial effect:
(1) drift of the present utility model and corresponding die mold insert are fixedly mounted on upper and lower mould respectively, during punching press, start the corresponding pin that dashes by control system and carry out punching press, need not to readjust the position of the die mold insert of the conduit of patrix drift and counterdie, simple to operate, quick.
(2) each modular construction of the present utility model is simple, easily manufactured, cost is low; And a plurality of parts employing split setting, especially running stores that are associated of the present utility model, also dismountable modes that adopt are installed between each parts more, be convenient for changing the parts that need, be convenient to keep in repair.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model embodiment 1;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the decomposition texture schematic diagram of the single drift of the utility model embodiment 1;
Fig. 4 is the structural representation after the utility model embodiment 1 assembling;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural representation of the skewback guide plate of the utility model embodiment 1;
Fig. 7 is the structural representation of the conduit of the utility model embodiment 1;
Fig. 8 is the vertical view of Fig. 7;
Fig. 9 is the structural representation of the solid public skewback of the utility model embodiment 1;
Figure 10 is the front view of Fig. 9;
Figure 11 is the side view of Fig. 9;
Figure 12 is the vertical view of Fig. 9;
Figure 13 is the structural representation of the material returned piece of the utility model embodiment 1;
Figure 14 is the front view of Figure 13;
Figure 15 is the vertical view of Figure 13;
Figure 16 is the structural representation of the conduit fixed head of the utility model embodiment 1;
Figure 17 is the conduit fixed head of the utility model embodiment 1 and the installation partial schematic diagram of conduit, only illustrates a conduit and a double-screw bolt this moment among the figure;
Figure 18 is the enlarged diagram of A portion among Figure 17;
Figure 19 is the cutaway view along A-A line among Fig. 5, and this moment, upper and lower mould was an off working state;
Figure 20 is the cutaway view along A-A line among Fig. 5, upper and lower mould matched moulds punching press this moment, and one of them dashes and carries out punching press at stamping material;
Figure 21 is that the drift of the utility model embodiment 1 carries out one of structure cross-sectional schematic of punching press, and this moment, skewback moved to the direction of solid public skewback;
Figure 22 is the structure cross-sectional schematic of the vertical direction of Figure 21;
Figure 23 is two of the drift of the utility model embodiment 1 structure cross-sectional schematic of carrying out punching press, this moment solid public skewback mobile extreme lower position under the effect of skewback, this moment, spring was compressed;
Figure 24 is the structure cross-sectional schematic of the vertical direction of Figure 23;
Figure 25 is three of the drift of the utility model embodiment 1 structure cross-sectional schematic of carrying out punching press, and this moment, the die mold insert of material returned piece and counterdie moved on to the extreme higher position on offseting, and passed material returned piece towards pin;
Figure 26 is the structure cross-sectional schematic of the vertical direction of Figure 25
Figure 27 is the decomposition texture schematic diagram of the utility model embodiment 2, has omitted the groove of conduit both sides outer walls this moment;
Figure 28 is the structural representation after the utility model embodiment 2 assemblings;
Figure 29 is the vertical view of Figure 28;
Figure 30 is the decomposition texture schematic diagram of the single drift of the utility model embodiment 2;
Figure 31 is the structural representation after the single drift of the utility model embodiment 2 assembles;
Figure 32 is the vertical view of Figure 31;
Figure 33 is the cross-sectional schematic along D-D line among Figure 32;
Figure 34 is the cross-sectional schematic along E-E line among Figure 32;
Figure 35 is the cross-sectional schematic along C-C line among Figure 29, and this moment, upper and lower mould was an off working state;
Figure 36 is the cross-sectional schematic along B-B line among Figure 29, and this moment, upper and lower mould was an off working state;
Figure 37 is the cross-sectional schematic along B-B line among Figure 29, and this moment, a drift carried out punching press.
The specific embodiment
Embodiment 1
The punch die with multi-station punches shown in Fig. 1～26 is embodiment 1 of the present utility model, it comprises upper die and lower die and control system (computer), wherein patrix is provided with the drift of some stations, counterdie is provided with the die mold insert 9 corresponding with each drift of patrix, each drift comprise cylinder 1, skewback 2, with the solid public skewback 3 of skewback 2 routing motions, the discharging device and the conduit 7 that connect and compose towards pin 4, by spring 5 and material returned piece 6, each drift only has the shape difference towards pin 4, and the equal connection control system of the cylinder of each drift.
A plurality of drifts are lined up two row of symmetry along the length direction of patrix, concrete structure is: patrix comprises the upper mounted plate that is made of the punch shank plate 17, skewback guide plate 16, the conduit fixed head 14 that are fitted together by order stack up and down, the upper surface of punch shank plate 17 is provided with the die shank that is used to connect punch press, the bottom surface of skewback guide plate 16 has skewback 2 corresponding groove with each drift, as shown in Figure 6, each skewback 2 can be installed two in the same groove on the skewback guide plate 16 respectively by conduit fixed head 14 supports and symmetrically arranged two skewbacks 2 with moving horizontally.The outer face of skewback 2 is connected with cylinder 1 usefulness screw, and when the computer starting cylinder, cylinder just promotes skewback 2 and slides in the groove of skewback guide plate 16.The top of skewback 2 is provided with the plane, and the bottom is provided with into stepped two layer planes 202,203, and passes through an inclined-plane 201 transition between two planes.
The structure of conduit 7 is shown in Fig. 7,8, it is the polyhedron of hollow, and inner wall surface thereof is enclosed by eight planes and forms, and relative two sides is parallel, the outside wall surface of conduit 7 comprises and corresponding five planes of corresponding internal face that two other outside wall surface is connected to form tip 701.The vertical through hole of offering on the conduit fixed head 14 is corresponding with groove on the skewback guide plate 16, and the shape of through hole and the outer wall of conduit are suitable, shown in Figure 16,17, and the space is left with the tip that is installed in its inner catheter in the tip of through hole, and the plane hole wall that through hole is relative with its tip is parallel with the outer wall of conduit fixed head; The side of conduit fixed head 14 has the horizontal thread hole that is communicated with the through hole of each installation conduit 7.During installation, be placed on conduit 7 in the through hole of conduit fixed head 14 according to corresponding direction, this moment, conduit 7 connected into two outside wall surface, the two internal faces cooperation automatic centering corresponding with through hole of tip, and the screwed hole that screws on the conduit fixed heads 14 with double-screw bolt 19 withstands on the conduit 7 flat outside wall surface relative with the tip then.
Gu the shape of public skewback 3 and conduit 7 are suitable, shown in Fig. 9～12, its top is provided with skewback 2 in the process that it moves, by 201 its inclined-planes that move down 301 of promotion, inclined-plane of skewback 2 bottoms; Gu public skewback 3 have shape, the size and towards pin 4 corresponding axial holes 302, upper end towards pin 4 connects solid public skewback 3 by being fixed in this axial hole 302, the top that is not higher than solid public skewback 3 towards the top of pin 4 is displaced downwardly to extreme lower position, material returned piece 6 towards the lower end of pin 4 at solid public skewback 3 and passes material returned piece 6 when being moved upward to the extreme higher position; Height between two planes 201,202, bottom of described skewback 2, the height that its top passes conduit 7 when being positioned at the extreme higher position with solid public skewback 3 equates; Gu the symmetrical grooves 303 that public skewback 3 relative both sides also are provided with.
The shape of material returned piece 6 is also suitable with conduit 7, shown in Figure 13～15, its relative both sides be provided with symmetrical grooves 602.
Gu public skewback 3, spring 5 and material returned piece 6 are by from top to bottom position, be installed in the conduit 7 movably, the upper/lower terminal of spring 5 links the solid public skewback 3 and the material returned piece 6 of this drift respectively, passes spring 5 towards 4 on pin.The corresponding four sides of conduit 7 tube walls are provided with through hole 702, two piece first spacer pins 81 corresponding with the groove 303 of solid public skewback respectively in the groove 303 of public skewback both sides admittedly is through through hole on two tube walls of conduit 7 correspondences; Gu the through hole 702 of the groove 303 of public skewback 3 sidewalls, the tube wall of conduit and first spacer pin 81 constitute first position limiting structure.When the upper and lower cell wall of the groove 303 of solid public skewback respectively when corresponding first spacer pin offsets, Gu public skewback lays respectively at extreme lower position and extreme higher position, Gu when public skewback 3 is displaced downwardly to extreme lower position the top flush with conduit 7 tops, on when moving to the extreme higher position inclined-plane 301 on its top pass conduit 7 tops.The corresponding four sides of conduit 7 tube walls are provided with through hole 703, two piece second spacer pins 82 corresponding with the groove 602 of material returned piece 6 respectively in the groove 602 of material returned piece 6 is through through hole on two tube walls of conduit 7 correspondences; The through hole 703 of the groove 602 of material returned piece sidewall, the tube wall of conduit and second spacer pin 82 constitute second position limiting structure.When the last cell wall of the groove 602 of material returned piece when corresponding second spacer pin offsets, material returned piece is positioned at extreme lower position, its bottom passed conduit 7 when material returned piece 6 was displaced downwardly to extreme lower position.
Counterdie comprises die block 10 and the mould bottom pad plate 11 that is stacked up and down, wherein die block 10 is provided with the through hole that die mold insert 9 is installed, the structure of die mold insert 9 is corresponding with corresponding conduit 7, it has and the dashing at the through hole 901 of answering of corresponding drift, the mounting means of die mold insert 9 and die block 10 is identical with the mounting means of conduit 7 and conduit fixed head 14, at first die mold insert 9 is prevented in the hole of correspondence by corresponding direction, die mold insert 9 adopts double-screw bolt 18 through the respective threads hole that die mold insert 9 and its corresponding aperture wall pressure consolidation is now fixing by mould bottom pad plate 11 supports then at this moment.Mould bottom pad plate 11 has the through hole that is communicated with, is used for blanking with the through hole of die mold insert 9.In fact can directly shoulder hole be made in the hole on the die block, but difficulty of processing is bigger like this, and has set up mould bottom pad plate 11 in the present embodiment, it is stepped that the through hole on through hole on it and the die block 10 forms, and reduced difficulty of processing.
On the basis of the above, present embodiment has also been installed mould footing bar 12 below mould bottom pad plate 11, the convenient distance of adjusting counterdie and patrix.
The cylinder 1 of present embodiment is fixedly mounted on the patrix by the cylinder fixed head 13 that is fixed on punch shank plate 17 sidewalls, the certain height that has owing to the cylinder fixed head, can shelter from a part to the conduit fixed head 14 that is positioned at punch shank plate 17 belows, because the conduit fixed head 14 of this part is difficult for receiving extraneous infringement, can adopt the lower material of price, therefore, the aspect ratio conduit 7 of the conduit fixed head 14 of present embodiment is little, and set up fixedly backing plate 15 of the conduit made with the material of lower price between conduit fixed head 14 and the skewback fixed head 16, its structure is identical with the structure of conduit fixed head 14.The top of conduit 7, bottom are fixed on conduit fixedly in the hole of backing plate 15 and conduit fixed head 14 by double-screw bolt respectively.
During work, on present embodiment, counterdie is installed in the position of the punch press correspondence of numerical control (computer) control respectively, at this moment, the corresponding die mold insert of each drift of patrix and counterdie all is positioned at the operating position of punch press, then stamping material 24 is placed on the counterdie, control system (computer) is according to setting the power set 1 that start the patrix respective punch, promoting skewback 2 with this moves to the direction of solid public skewback 3, in this process, the inclined-plane 201 of the bottom of skewback 2 contacts with the inclined-plane 301 that solid public skewback 3 tops pass conduit 7 tops, as Figure 21, shown in 22, the inclined-plane of two parts cooperates makes solid public skewback 3 drives be moved down into extreme lower position towards pin 4, this moment, the last cell wall and first spacer pin 81 of the groove 303 of public skewback 3 offseted admittedly, spring 5 is compressed simultaneously, as Figure 23, shown in 24, this moment, the lower end that dashes pin 4 of this drift still was positioned at material returned piece 6,203 tops that are positioned at solid public skewback 3, baseplane of skewback 2; The solid public skewback of other drift still is in the extreme higher position, and during punching press, the plane at skewback top has guaranteed that with baseplane 203 the vertical impulse force of punch press only is delivered on the solid public skewback 3, can not influence power set 1.
When patrix contacts with counterdie, the material returned piece of whole drifts moves up owing to the die mold insert corresponding with counterdie offsets in the patrix, this moment, the elastomeric element of each drift all was compressed, what this moment, respective punch was positioned at the solid public skewback of extreme lower position dashes pin owing to move on the material returned piece and pass material returned piece and go out and towards the aciculiform shape on stamping material, the hole of size, as Figure 25, shown in 26, and the solid public skewback of other drift is positioned at the extreme higher position all the time in the process of punching press, when its material returned piece moves on offseting with counterdie, it still is positioned at material returned piece towards pin, can not carry out punching press to stamping material.After corresponding drift carried out punching press to stamping material, control system control patrix separated with counterdie, and elastomeric element promotes material returned piece and moves down, and the stamping material that is stuck in towards pin is withdrawed from.So circulation, can finish same repeatedly punching press towards pin, maybe need to change difform during after punching press is finished towards pin, the power set of having finished the drift of punching press by control system control drive the position that corresponding skewback is returned to and solid public skewback separates, corresponding solid public skewback also moves up under the effect of elastomeric element and is returned to the extreme higher position, start another drift then, carry out punching press next time.
The punch die with multi-station punches shown in Figure 27～36 is embodiment 2 of the present utility model, and it is with the different of embodiment 1:
Gu the groove that has only last cell wall that the bottom of public skewback 3 two side correspondences is offered.The upper mounted plate of patrix also comprises elastomeric element installing plate 22, it is fixed between punch shank plate 17 and the skewback guide plate 16, this elastomeric element installing plate 22 is provided with the through hole of each corresponding drift, have the hole of corresponding each drift on the upper mounted plate, the elastomeric element 5 of drift is arranged in the corresponding through hole, and elastomeric element 5 is by supporting plate 23 supports that are positioned at its below, can move up and down in the hole of upper mounted plate, supporting plate 23 belows are connected with some thimbles 20, and the lower end of thimble 20 is stretched in the conduit 7 and connected with the top of corresponding material returned piece 6.
Be provided with ruggedized construction between the conduit 7 of each drift and the conduit fixed head, this ruggedized construction comprises that the inwall both sides of the through hole of the both sides that are arranged on conduit 7 outer walls and its installation are provided with corresponding groove, and two the 3rd alignment pins 21 penetrate to the groove of the inwall of conduit outer wall and its installing hole through the conduit fixed head.
The outer face of skewback 2 is provided with "T"-shaped draw-in groove, and the less end of draw-in groove forms breach, and the push rod that this breach can hold cylinder passes through; The push rod of cylinder and described skewback 2 corresponding ends are provided with Ka Tai, and the size of this Ka Tai and draw-in groove 204 bigger ends adapt and greater than the less end of described draw-in groove; The push rod of cylinder penetrates the less end of draw-in groove, and Ka Tai is positioned at the bigger end of draw-in groove and is blocked by its less end.
Because elastomeric element 5 is to be positioned on the elastomeric element installing plate of independent setting, is not subjected to the restriction of conduit 7, during design, larger-size elastomeric element can be set according to concrete needs come the bigger stamping material of punching press thickness.During punching press, Gu public skewback 3 is displaced downwardly to extreme lower position under the promotion of skewback 2, drive simultaneously towards 4 pairs of stamping materials of pin and carry out punching press, this moment, the last cell wall and first spacer pin of solid public skewback bottom recesses offseted, when the die mold insert of material returned piece and counterdie offsets when moving up, drive the thimble elasticity of compression parts 5 that make progress, after finishing punching press, the material returned under the effect of elastomeric element 5 of material returned piece, the power set that the drift of punching press has been finished in control system control drive the position that corresponding skewback is returned to and solid public skewback separates, consolidate public skewback 3 this moment and certain space is arranged towards pin 4 tops, can move up simultaneously with material returned piece 6 when pin 4 is run into material when punching press, be can't to material carry out punching press towards pin 4 this moment.
Claims (10)
1. punch die with multi-station punches, comprise upper die and lower die and control system, wherein said patrix is provided with the drift of some stations, described counterdie is provided with the die mold insert (9) corresponding with each drift of patrix, it is characterized in that: described patrix is provided with upper mounted plate, each drift is arranged on this upper mounted plate, each drift comprise power set (1), skewback (2), with the solid public skewback (3) of skewback (2) routing motion, the discharging device and the conduit (7) that connect and compose towards pin (4), by elastomeric element (5) and material returned piece (6);
Described skewback (2) can be installed on the described upper mounted plate with moving horizontally, the top of described skewback (2) is provided with the plane, the bottom is provided with into stepped two layer planes (202,203), and pass through an inclined-plane (201) transition between two planes, one end of this skewback (2) connects described power set (1), described power set (1) connection control system;
Described conduit (7) vertical fixing is installed in the hole corresponding with skewback (2), the position offered described upper mounted plate below, described solid public skewback (3), material returned piece (6) be by upper-lower position, be installed in the described conduit (7) movably, and the top of described solid public skewback (3) is provided with skewback (2) in the process that it moves, promoted its inclined-plane that moves down (301) by the inclined-plane (201) of skewback (2) bottom;
Be provided with between described solid public skewback (3) and the conduit (7) be used to limit solid public skewback (3) when being displaced downwardly to extreme lower position the top flush with conduit (7) top, on when moving to the extreme higher position inclined-plane (301) on its top pass first position limiting structure on conduit (7) top, the upper end of described material returned piece (6) is connected with compressed elastomeric element (5) when moving on it, is provided with between described material returned piece (6) and the conduit (7) to be used to limit material returned piece (6) and to pass second position limiting structure of conduit (7) in its bottom when being displaced downwardly to extreme lower position;
Described upper end towards pin (4) is fixed on the described solid public skewback (3), and described top towards pin (4) is not higher than the top of solid public skewback (3), and described lower end towards pin (4) is displaced downwardly to extreme lower position at solid public skewback (3), material returned piece (6) passes described material returned piece (6) when being moved upward to the extreme higher position;
Described counterdie comprises die block, and this die block is equipped with the corresponding die mold insert of drift (9) of quantity, position and described patrix, and described die mold insert (9) has and the dashing at the hole of answering (901) of corresponding drift.
2. punch die according to claim 1, it is characterized in that: described drift is lined up two row of symmetry along the length direction of upper mounted plate, the upper mounted plate of described patrix is by the punch shank plate (17) that is fitted together by order stack up and down, skewback guide plate (16), the conduit fixed head constitutes, the upper surface of wherein said punch shank plate (17) is provided with the die shank that is used to connect punch press, the bottom surface of described skewback guide plate (16) has skewback (2) corresponding groove with each drift, described each skewback (2) is by conduit fixed head support, and two skewbacks of symmetry lay respectively at skewback guide plate (16) and go up the interior two of same groove, described conduit fixed head have with skewback guide plate (16) on the corresponding through hole of groove, described conduit (7) is fixedly mounted in the corresponding through hole.
3. punch die according to claim 2, it is characterized in that: the elastomeric element of described each drift (5) is positioned at corresponding conduit (7), and it up and down links the solid public skewback (3) and the material returned piece (6) of this drift respectively in two ends, describedly passes this elastomeric element (5) towards pin (4).
4. punch die according to claim 2, it is characterized in that: the upper mounted plate of described patrix also comprises elastomeric element installing plate (22), it is fixed between punch shank plate (17) and the skewback guide plate (16), this elastomeric element installing plate (22) is provided with the through hole of each corresponding drift, have the hole of corresponding each drift on the described upper mounted plate, the elastomeric element of described drift (5) is arranged in the corresponding through hole, and elastomeric element (5) is by being positioned at its below, supporting plate (23) support that can in the hole of upper mounted plate, move up and down, described supporting plate (23) below is connected with some thimbles (20), and the lower end of thimble (20) is stretched in the described conduit (7) and connected with the top of corresponding material returned piece (6).
5. punch die according to claim 4, it is characterized in that: be provided with ruggedized construction between conduit of each drift (7) and the conduit fixed head, this ruggedized construction comprises that the inwall both sides of the through hole of the both sides that are arranged on described conduit (7) outer wall and its installation are provided with corresponding groove, and two the 3rd alignment pins (21) penetrate to the groove of the inwall of conduit (7) outer wall and its installing hole through the conduit fixed head.
6. according to claim 3 or 5 described punch dies, it is characterized in that: described conduit (7), die mold insert (9) removably is fixed on the fixed head of described patrix respectively by double-screw bolt, on the die block (10), concrete structure is: the side of described conduit fixed head has the horizontal thread hole that is communicated with the through hole of each installation conduit (7), the side of described die block (10) also has the horizontal thread hole that is communicated with the through hole of each installation die mold insert (9), and corresponding double-screw bolt will be positioned at the conduit (7) of through hole through the respective threads hole, die mold insert (9) is now fixing with its corresponding aperture wall pressure consolidation; Described conduit (7) is the polyhedron of hollow, and inner wall surface thereof is enclosed by eight planes and forms, and relative two sides is parallel, and the outside wall surface of described conduit (7) comprises and corresponding five planes of corresponding internal face that two other outside wall surface is connected to form the tip; The through hole of offering on the described conduit fixed head and the outer wall of described conduit are suitable, and the tip of through hole leaves the space with the tip that is installed in its inner catheter, and the plane hole wall that through hole is relative with its tip is parallel with the outer wall of conduit fixed head; The structure of described each die mold insert (9) is corresponding with corresponding conduit (7).
7. punch die according to claim 6, it is characterized in that: first position limiting structure between described solid public skewback (3) and the conduit (7): comprise the symmetrical grooves (303) that is arranged on the relative both sides of solid public skewback (3), the corresponding four sides of described conduit (7) tube wall is provided with the corresponding through hole of groove (303) with solid public skewback, and two first spacer pins (81) are respectively in the groove (303) of public skewback both sides admittedly is through through hole on two tube walls of conduit (7) correspondence; When the upper and lower cell wall of the groove (303) of solid public skewback respectively when corresponding first spacer pin offsets, Gu public skewback lays respectively at extreme lower position and extreme higher position.
8. punch die according to claim 7, it is characterized in that: second position limiting structure between described material returned piece (6) and the conduit (7): comprise the symmetrical grooves (602) that is arranged on the relative both sides of material returned piece (6), described conduit 7 corresponding four sides tube walls are provided with the corresponding through hole of groove (602) with material returned piece (6), and two second spacer pins (82) are respectively in the groove (602) of material returned piece (6) is through through hole on two tube walls of conduit (7) correspondence; When the last cell wall of the groove (602) of material returned piece when corresponding second spacer pin offsets, material returned piece is positioned at extreme lower position.
9. punch die according to claim 8, it is characterized in that: described solid public skewback (3) has shape, size and described towards the corresponding axial hole (302) of pin (4), and described upper end towards pin (4) connects solid public skewback (3) by being fixed in this axial hole (302); (height between 2 two planes, bottom (201,202) equates with solid public skewback (3) height that its top passes conduit (7) when being positioned at the extreme higher position described skewback.
10. punch die according to claim 9 is characterized in that: described power set (1) are cylinder or electromagnet, and the push rod of described cylinder or described electromagnet connects described tiltedly (2) end corresponding with it, and this end is the outer face of described skewback (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201214081U CN201644621U (en) | 2010-02-12 | 2010-02-12 | Punch die head with punch heads for multiple stations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201214081U CN201644621U (en) | 2010-02-12 | 2010-02-12 | Punch die head with punch heads for multiple stations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201644621U true CN201644621U (en) | 2010-11-24 |
Family
ID=43109819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201214081U Expired - Lifetime CN201644621U (en) | 2010-02-12 | 2010-02-12 | Punch die head with punch heads for multiple stations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201644621U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758142B (en) * | 2010-02-12 | 2012-04-25 | 王金领 | Punch die with multi-station punches |
| CN105377539A (en) * | 2013-07-16 | 2016-03-02 | 梅特精密加工股份有限公司 | Multipunch with axial retainer for securing multiple dies or strippers |
| CN106182184A (en) * | 2016-09-07 | 2016-12-07 | 安徽鲲鹏装备模具制造有限公司 | A kind of adjustable bicker of cutting head |
-
2010
- 2010-02-12 CN CN2010201214081U patent/CN201644621U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101758142B (en) * | 2010-02-12 | 2012-04-25 | 王金领 | Punch die with multi-station punches |
| CN105377539A (en) * | 2013-07-16 | 2016-03-02 | 梅特精密加工股份有限公司 | Multipunch with axial retainer for securing multiple dies or strippers |
| CN106182184A (en) * | 2016-09-07 | 2016-12-07 | 安徽鲲鹏装备模具制造有限公司 | A kind of adjustable bicker of cutting head |
| CN106182184B (en) * | 2016-09-07 | 2018-04-27 | 安徽鲲鹏装备模具制造有限公司 | A kind of adjustable bicker of cutting head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101124 Effective date of abandoning: 20120425 |