CN106925651B - Forcing press - Google Patents
Forcing press Download PDFInfo
- Publication number
- CN106925651B CN106925651B CN201710079865.5A CN201710079865A CN106925651B CN 106925651 B CN106925651 B CN 106925651B CN 201710079865 A CN201710079865 A CN 201710079865A CN 106925651 B CN106925651 B CN 106925651B
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- China
- Prior art keywords
- drift
- workpiece
- forcing press
- pressing element
- opposed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/105—Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
- B21D45/08—Stripping-off devices interrelated with motion of tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Control Of Presses (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The present invention provides shaping quality high forcing press than ever.According to the forcing press (10) of the present invention, workpiece (90) is pressed in drift (12) while when moving, and opposed pressing element (30) is while from the opposite side of drift (12) pressing workpiece (90) while with following drift (12) mobile in the presence of opposed force application mechanism.This prevents the part bulging of workpiece (90).In addition, when drift (12) departs from workpiece (90), the movement for following drift (12) of opposed pressing element (30) is limited by servo motor (77).Thereby, it is possible to suppress to produce scar when making workpiece (90) move to side.That is, according to the forcing press (10) of the present invention, the local bulging and the generation of scar of workpiece (90) can be suppressed, there is provided the high workpiece (90) of shaping quality.
Description
Technical field
The present invention relates to drift to make workpiece pass through from a lateral opposite side of the shaped hole relative to punch die and the drawing work
Part simultaneously makes the forcing press of workpiece disengaging drift in opposite side.
Background technology
In the past, as this forcing press, it is known that make flat workpiece should by the shaped hole of punch die by drift
Forcing press of the workpiece drawing into tubular (for example, referring to patent document 1).In addition, it is also known that the workpiece of tubular is passed through punch die
The forcing press of shaped hole and further drawing.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2003-071524 (Fig. 1, Fig. 2, paragraph [0024], [0029])
However, in above-mentioned conventional forcing press, when workpiece is by drawing, workpiece it is opposed with the front end face of drift
Opposed part is bloated without as according to the shape of design to the side away from drift sometimes.
The content of the invention
The invention problem to be solved
The present invention makes in view of the foregoing, and its object is to provide shaping quality high forcing press than ever.
For solving the scheme of problem
The forcing press of the invention made in order to achieve the above object by drift make workpiece from relative to punch die into
The one lateral opposite side in shape hole makes the workpiece depart from the drift simultaneously by carrying out drawing and to the workpiece, in the opposite side
The side intersected to the linear movement direction with the drift is moved, wherein, the forcing press possesses：Opposed pressing element, its
The front of the drift is supported in a manner of it can move along a straight line；Opposed force application mechanism, its to the opposed pressing element to
Drift side force so that the workpiece in the state of being clipped by the drift and the opposed pressing element by described
Shaped hole；Interference member, it is supported to move in the moving area of the opposed pressing element；As the interference
The servo motor of the driving source of component；And motor control part, it controls the servo motor, to depart from the drift
During the workpiece, the interference member, which is configured at, limits the position that the opposed pressing element moves to the drift side, in institute
State after workpiece moves to the side, the interference member, which is configured at, allows the opposed pressing element to be moved to the drift side
Position.
Brief description of the drawings
Fig. 1 is the sectional view of the forcing press of the first embodiment of the present invention.
Fig. 2 is the sectional view for the state that workpiece somewhat pours punch die.
The sectional view of forcing press when Fig. 3 is drift arrival lower dead center.
The sectional view of forcing press when Fig. 4 is drift arrival lower dead center.
Fig. 5 is the block diagram of the controller of forcing press.
Fig. 6 is the sectional view of the forcing press of second embodiment.
Description of reference numerals
10 ... forcing presses；12 ... drifts；13 ... punch dies；18 ... shaped holes；30 ... opposed pressing elements；34 ... bar portions；
35 ... abut teat；36 ... air cylinder devices；37 ... cylinder bodies；38 ... piston rods；56 ... linear motion guiding pieces；57 ... sliding blocks；
63 ... interference members；70 ... ball screw frameworks；71 ... ball nuts；72 ... screw members；(power transmits machine to 74 ... belt wheels
Structure)；75 ... timing belts (Poewr transmission mechanism)；77 ... servo motors；80 ... compression helical springs；90 ... workpiece；96 ... controls
Portion's (motor control part).
Embodiment
[first embodiment]
Hereinafter, the forcing press 10 of one embodiment of the present invention is illustrated based on Fig. 1~Fig. 5.In the pressure head of the forcing press 10
The stationary punch holder 51 of 11 lower surface is more to be maintained in the direction first-class spaced state orthogonal with Fig. 1 paper
Individual drift 12.Correspondingly, forcing press 10 backing plate 14 upper surface punch die keeper 52, equally with Fig. 1's
The first-class spaced mode in the orthogonal direction of paper maintains multiple punch dies corresponding with multiple (such as 5~15) drifts 12
13.Also, by opposed multigroup drift 12 and punch die 13 form multiple machine tables up and down respectively, wherein by conveyer 16 according to
It is secondary by workpiece 90 from the machine table of the depth side end in the direction orthogonal with Fig. 1 paper (following, be referred to as one sees fit at " top ") to
The machine table of the nearby side end (following, to be referred to as one sees fit " end ") in the direction orthogonal with Fig. 1 paper is carried and implements punching press
Processing, make originally to be configured to the rectangular square tube shape of section for the workpiece 90 of tabular.Adding for end is shown in Fig. 1~Fig. 4
Work platform, opposed pressing element 30 of the machine table equipped with the present invention, interference member 63 etc. in the end.
It should be noted that, although do not illustrate, in the transverse direction (direction orthogonal with paper in Fig. 1) of forcing press 10
Both ends are equipped with a pair of the supporting frames vertically erected, and bridge joint has a support plate 53 between the bottom of the supporting frame, and
Bridge joint has supporting base 50 between the position of lower end.Also, backing plate 14 is fixed with supporting base 50.In addition, branch
Board 53 overlaps on the common-base being layed on the ground of factory.Moreover, pressure head 11 is supported in a pair of supportings
The camshaft of the pressure head driving (not shown) set up between the upper end of frame and move up and down.The camshaft is as shown in Figure 5
Motor 95A drives.In addition, camshaft be provided with for detect rotation position position detecting device 98 (for example, encoder,
Rotary transformer).
Before being illustrated to the machine table of end, the overall specific configuration of the forcing press 10 to present embodiment is carried out
Simple declaration.In the forcing press 10 of present embodiment, the punch die keeper of all machine tables in addition to the machine table at top
52 upper surface and be configured to the upper surface of punch die 13 it is substantially coplanar, flat including upper surface of these punch dies 13 etc.
All machine tables of the smooth workpiece handling face 15 including the machine table including top extend in banding.
In the both sides in workpiece handling face 15, equipped with the conveyer 16 along the direction extension orthogonal with Fig. 1 paper
A pair of transmission sliding part 16A, 16A.Multiple machineries are installed in the mode that two transmission sliding part 16A, 16A are arranged at equal intervals
Hand 17, the plurality of manipulator 17 are opposed across workpiece handling face 15.A pair of transmission sliding part 16A, 16A are watched by as shown in Figure 5
Motor 95B drivings are taken, to be moved back and forth along the length direction in workpiece handling face 15.In addition, opposed manipulator 17,17 is by pacifying
Cylinder 17C loaded on transmission sliding part 16A is opened and closed.Also, when moving up and down pressure head 11, transmission sliding part 16A,
Length directions of the 16A along workpiece handling face 15 is moved back and forth, and opposed manipulator 17,17 is opened and closed, each machine table
Workpiece 90 is held in manipulator 17,17 and is respectively facing adjacent machine table and carries.
Although not illustrating, the machine table at top constructs equipped with the door shape of across workpiece handling face 15 and conveyer 16
Supporting station, the part for covering from above workpiece handling face 15 in the supporting station is supported with punch die.The punch die formed with
For example oval shaped hole of up/down perforation.The shaped hole stepped ground undergauge from the midway of above-below direction, the step
The upside in face is punching portion, and downside is drawing portion.Correspondingly, drift possesses on the inside of the punching drift of oval tubular
The drawing drift of elliptic cylindrical shape.Also, when moving up and down pressure head 11, by specific length to supplying plate on punch die,
Punching drift goes out the workpiece (commonly referred to as blank) of oval tabular from the sheet metal blanking, and the workpiece is pressed into by drawing with drift
The workpiece 90 of oval cylinder is configured to by the position of shaped hole, and transfers conveyer 16 to.
Machine table in addition to top and end possesses stripper pin in the depth portion of the shaped hole of punch die 13.Also, rushing
First 12 when being pressed into the shaped hole of punch die 13 by workpiece 90 and rising after carrying out drawing, and stripper pin also rises and will be pushed on workpiece 90
On workpiece handling face 15.In addition, the machine table in addition to end possesses (not shown) one in the top position of conveyer 16
To workpiece demoulding implement.Also, when drift 12 rises, the pair of workpieces demoulding implement is closed and is locked to the upper end of workpiece 90
Portion, workpiece 90 is set to depart from drift 12.So, the machine table of workpiece 90 from the machine table terminad at top move successively and by
Gradually by drawing, the rectangular square tube shape of section is configured to from oval cylinder.It should be noted that workpiece 90 is in section ellipse
Long axis direction and clamped on the rectangular length direction of section by a pair of manipulators 17,17.
Hereinafter, the machine table of end is described in detail.The shaping of punch die 13 in the machine table of end shown in Fig. 2
Hole 18 is rectangle when viewed from above, is penetrated in the vertical direction.In addition, pars intermedia of the shaped hole 18 towards above-below direction
And become narrow gradually.
Drift 12 has the head that is formed as section rectangular rectangular-shape chimeric with shaped hole 18 in bottom
12K.Also, when workpiece 90 is transported into the top position of shaped hole 18 using conveyer 16, drift 12 declines and then head
Portion 12K is poured in workpiece 90, and drift 12 further declines and then workpiece 90 is passed through from the upside of shaped hole 18 in this condition
And downside is reached with drawing workpiece 90.Therefore, on the extended portion line of shaped hole 18 in punch die keeper 52, formed with than
The rectangular workpiece drop down hole 20 that shaped hole 18 big one encloses.
In the pars intermedia of the above-below direction of punch die keeper 52, with along fore-and-aft direction (Fig. 1 left and right directions) crosscutting work
The mode of part drop down hole 20 is formed with bullport 19.The section shape of bullport 19 is formed as upper and lower flat rectangle, is drawing
The two side portions across workpiece drop down hole 20 in guide hole 19, the chimeric workpiece demoulding implement 40,40 for having band plate-like.
The front end face for facing workpiece drop down hole 20 in each workpiece demoulding implement 40, makes the centre position than above-below direction
Upper part is protruded into a ladder and formed with locking teat 41.The lower surface of locking teat 41 forms straight with drift 12
The orthogonal locking surface 41K of the line direction of motion, the front end face of locking teat 41 turn into with downward and to workpiece drop down hole
The guide surface 41G that the mode that 20 sides protrude is slightly tilted.In addition, two workpiece demoulding implements 40,40 are opened by cylinder 42,42
Close, two workpiece demoulding implements 40,40 be generally in opening state pass through in workpiece 90 it is standby outside region.Also, such as Fig. 4
It is shown, when drift 12 reaches lower dead center, the upper surface of workpiece 90 of the leading section of the drift 12 is embedded in positioned at more prominent than engaging
The positions of the locking surface 41K in portion 41 somewhat on the lower.Workpiece demoulding implement 40,40 is closed in this condition, workpiece demoulding implement
40th, 40 locking surface 41K, 41K is locked to the upper surface of workpiece 90, and when drift 12 rises from there, workpiece 90 departs from drift
12。
The lower portion of the upper surface of ratio bullport 19 in workpiece drop down hole 20 on the lower turns into the paper with Fig. 2 just
The workpiece handling of nearby side (front side in the carrying direction that conveyer 16 is carried to the workpiece 90) extension in the direction of friendship
Hole 21, the lateral surface opening of the end in the workpiece handling hole 21 in forcing press 10.It should be noted that in workpiece handling hole 21
Before opening, transverse cutting device (not shown) is provided with, the transverse cutting device makes cutting utensil flatly move back and forth
And flatly cut the upper end of workpiece 90.
The lower portion of the machine table of at least end of backing plate 14 be divided into up and down upper plate portion 14A and lower board unit 14B this
Two parts.In addition, above-mentioned workpiece handling hole 21 is formed to upper plate portion 14A lower surface (in other words, lower board unit 14B upper table
Face).Also, as shown in figure 4, when drift 12 reaches lower dead center, the lower surface of workpiece 90 is positioned at somewhat more top than lower board unit 14B
The position of side, workpiece 90 is overall to be accommodated in workpiece handling hole 21.
The workpiece 90 that entirety is accommodated in workpiece handling hole 21 is removed by the workpiece between upper plate portion 14A and lower board unit 14B
Shipping unit 43 is carried to the outside of the opening in workpiece handling hole 21.Specifically, engaged in upper plate portion 14A with lower board unit 14B
Composition surface formed with square groove 14C, square groove 14C is extended parallel to workpiece handling hole 21 and opened in the lateral surface of forcing press 10
Mouthful.In addition, workpiece handling hole 21 is located at the center of square groove 14C width, square groove 14C both sides equipped with it is foregoing
Transmission sliding part 16A, 16A it is similarly reciprocating carry sliding part 43A, 43A, manipulator 44,44 is respectively arranged in this
Carry sliding part 43A, 43A and opposed.In addition, carry the servo motor 95C drivings of sliding part 43A, 43A as shown in Figure 5, machinery
Hand 44,44 is opened and closed by cylinder 45,45.Also, when drift 12 reaches lower dead center, a pair of manipulators 44,44 are closed and handle
The workpiece 90 of the front end of drift 12 is held, a pair of carrying sliding part 43A, 43As after 90s in the disengaging workpiece of drift 12 as described above
Slide and workpiece 90 is carried in the outside of opening to workpiece handling hole 21, a pair of manipulators 44,44 are opened and transfer workpiece 90
To above-mentioned transverse cutting device.
In the supporting base 50 of bearing plate 14 from below, justify on the coaxial extended line of shaped hole 18 formed with section
The through hole 22 of shape.Also, the present invention the opposed pressing element 30 equivalent to " opposed pressing element " from through hole 22 to
Scope linear motion in shaped hole 18, supports workpiece 90 from below.Opposed pressing element 30 have be formed as it is cylindric and by
Support as can be in the plunger 31 of the linear movement of through hole 22.It is prominent that guiding (not shown) is protruded from the outer peripheral face of the plunger 31
Portion, and it is sticked in a manner of it can slide the guiding groove in the inner surface formation of through hole 22.Thus, opposed pressurization structure can be made
Part 30 is relative to the rotation stop of supporting base 50.
Connector 32 is installed in the upper surface of plunger 31.Connector 32 has the first discoideus flange 32A in lower end,
On the other hand, there is rectangular second flange 32B corresponding with the underside shape of workpiece 90 in upper end.Also, ratio second
Section rectangular pillar 32C from the first flange 32A of the small circles of flange 32B central part are erected and supported from below second convex
Edge 32B.In addition, the first flange 32A is fixed on the upper surface of plunger 31 by bolt (not shown), in the upper of the second flange 32B
Surface is provided with rectangular abutting member 33 corresponding with the underside shape of workpiece 90 by bolt (not shown).In addition,
Abutting member 33 is for example made up of superhard alloy, and the upper end of opposed pressing element 30 is made up of the abutting member 33.
It is extended with the bar portion 34 of the present invention downwards from the lower surface central part of plunger 31.Bar portion 34 is formed as section circle
Shape, as shown in Fig. 2 the central part from the lower surface of bar portion 34 protrudes bolt B.Packing ring 34A is inserted through in the bolt B, is connect down
Come, fasten the first nut 34B and the second nut 34C.Also, the part stretched out from bar portion 34 to side in packing ring 34A turns into
The abutting teat 35 of the present invention.In addition, the second nut 34C has for example been carried out Quenching Treatment, it is made up of pair second nut 34C
Put the bottom of pressing element 30.
As shown in figure 1, the position below the vertical of opposed pressing element 30 in support plate 53, is fixed with lengthwise
Rectangular-shape the first supporting station 54.Also, the cylinder body of the air cylinder device 36 of the present invention is supported with first supporting station 54
37, the cylinder body 37 configure with the identical axle of plunger 31.In addition, piston rod 38 is protruded upward from cylinder body 37.Moreover,
Compressed gas (such as air, nitrogen etc.) is closed between cylinder body 37 and piston rod 38, by the air pressure of the compressed gas come to work
Stopper rod 38 exerts a force upward.In addition, the abutting member 38A after Quenching Treatment, the abutting are fixed with the upper end of piston rod 38
Component 38A is abutted and to opposed pressurization with the lower surface (specifically, the second nut 34C lower surface) of opposed pressing element 30
Component 30 exerts a force to the side of drift 12.
As shown in figure 1, the second supporting station is erected from the rear side (Fig. 1 right side) of the first supporting station 54 in support plate 53
55.Second supporting station 55 for example turns into the platform main body 55H of H-shaped, the center of the central horizontal edge equivalent to " H " with plan view shape
Erect wall 55B be configured to it is opposed with the first supporting station 54.In addition, erect wall 55C in a pair of sides of a pair of longitudinal edges relative to " H "
The surface of the side of the first supporting station of direction 54 in (side that side is illustrate only in Fig. 1 erects wall 55C), is fixed with along upper and lower
To a pair of linear motion guiding pieces 56 (the linear motion guiding piece 56 that illustrate only side in Fig. 1) of extension.Also, one
To being configured with sliding panel 61 between linear motion guiding piece 56 with the state of bridge joint, the sliding block 57 of the sliding panel 61 is fixed on energy
The mode enough slided is sticked in each linear motion guiding piece 56.Supporting base 50 is fixed in platform main body 55H upper end.
In addition, erecting wall 55B upper end in center and close to the position of lower end, the oriented pleurapophysis of first supporting station 54 is set
What is gone out rotationally supports teat 55A, 55A.Also, side of the both ends of the screw member 72 of ball screw framework 70 that can rotate
Formula, which is supported on, rotationally supports teat 55A, 55A, and the ball nut 71 of ball screw framework 70 is installed on from sliding panel 61 to center
Erect the nut support teat 66 of wall 55B sides protrusion and screwed togather with screw member 72.In addition, the upper end of ball nut 71 is from rotation
Turn supporting teat 55A to protrude upward and be fixed with belt wheel 74 in a manner of it can rotate integrally here.
The wall 55B sides opposite with screw member 72 is being erected across center, wall 55B is erected in center and a pair of sides erect
Wall 55C, 55C top are fixed with decelerator 73 equipped with top plate 55T in top plate 55T.Installed in the lower surface of decelerator 73
There is the servo motor 77 of the present invention, pacified in the output shaft 73S protruded upward from decelerator 73 in a manner of it can rotate integrally
Equipped with belt wheel 74.Also, the belt wheel 74 of the belt wheel 74 of the upper end of screw member 72 and the output shaft 73S of decelerator 73 passes through timing
Band 75 links.It should be noted that a pair of belt wheels 74,74 and timing belt 75 are equivalent to " Poewr transmission mechanism " of the invention.
The interference member 63 of the present invention is fixed with sliding panel 61.Interference member 63 is formed as tabular and from sliding panel 61
Flatly stretched out to the opposed side of pressing element 30 close to the position of upper end.In addition, the lower surface of interference member 63 and sliding panel 61
Between linked by ribs 62.
The leading section of interference member 63 is more prominent to the opposed side of pressing element 30 than ribs 62, the ledge formed with
The through hole 63A of up/down perforation.In addition, it is fixed with bushing 64 in through hole 63A.Bushing 64 is formed as from cylinder
Bottom is extended with the shape of flange to side, is pressed into from below in through hole 63A.Also, the bar of opposed pressing element 30
Portion 34 is inserted through the through hole 64A (reference picture 2) of the inner side of bushing 64 in a manner of it can move along a straight line.The lower surface energy of bushing 64
It is enough to be abutted with the abutting teat 35 of opposed pressing element 30.Hereinafter, bushing 64 is set to a part for interference member 63 and carried out
Explanation.It should be noted that the lower surface of bushing 64 is for example made up of superhard alloy.
The upper part of ratio interference member 63 in bar portion 34 is inserted through compression helical spring 80, the compression spiral bullet
Spring 80 is clamped between plunger 31 and interference member 63 with holding state.It should be noted that compression helical spring 80 with
Between interference member 63 and between compression helical spring 80 and plunger 31, the packing ring after bar portion 34 is inserted through Quenching Treatment
80W、80W.In addition, in the lower surface of plunger 31 with the part that packing ring 80W is abutted equivalent to the present invention " spring abutment ".
Fig. 5 shows the controller 10C of forcing press 10.Controller 10C control unit 96 is (equivalent to " motor of the present invention
Control unit ") obtained from position detecting device 98 foregoing pressure head driving camshaft rotation position.Also, control unit 96
Rotation position control servo motor 95B, 95C based on camshaft, 77, for cylinder 17C, 45 supply switching valve 97A, 97B,
So that conveyer 16, Work transfer apparatus 43, interference member 63 and moving up and down for pressure head 11 are synchronously as described above or aftermentioned
Work like that.
Above is the explanation of the construction on the forcing press 10 of present embodiment.Next, the action to the forcing press 10
Illustrated with action effect.As shown in figure 1, in the state of drift 12 is configured at top dead centre, interference member 63 is maintained at use
In the upper end position of the movable range in the program of control servo motor 77.In this condition, opposed pressing element 30 passes through pressure
The elastic force of contracting helical spring 80 and exerted a force upward, the abutting teat 35 of opposed pressing element 30 is connected to interference structure from below
Part 63, opposed pressing element 30 are configured at the upper end position of movable range.Moreover, bottom and cylinder body 37 by piston rod 38
Upper end abut, so as to which piston rod 38 is positioned in the upper end position of movable range.Also, in the upper end of piston rod 38
Formed with small (such as 1 [mm] between (abutting member 38A) and the bottom (the second nut 34C) of opposed pressing element 30
Left and right) gap (not shown).
When opposed pressing element 30 as described above is configured at upper end position, the upper surface of opposed pressing element 30 (is supported
The upper surface of connection member 33) it is substantially coplanar with workpiece handling face 15.Workpiece 90 is configured by conveyer 16 in this condition
In on the upper surface of opposed pressing element 30.Then, drift 12 declines and poured in workpiece 90, and the bottom wall 91 of workpiece 90 is clamped
Between the lower surface of drift 12 and the upper surface of opposed pressing element 30.Also, as shown in Fig. 2 passing through servo motor 77
Maintain by interference member 63 be maintained at upper end position state it is constant in the case of, drift 12 declines, opposed pressing element 30 with
One side compression helical spring 80 is compressed while declining.Then, workpiece 90 pours the lead-in portion of shaped hole 18, and
Workpiece 90 is pressed on before the conical surface of the lead-in portion, opposed pressing element 30 abuts with piston rod 38.Then, workpiece 90 is logical
The elastic force of overcompression helical spring 80 is added so big power with the pressure of the gas of the air cylinder device 36 much larger than the elastic force, with
Bottom wall is set to be dropped in the state of being clamped by drift 12 and opposed pressing element 30, by the narrow of shaped hole 18 and by drawing.
This prevents turn into the bulging of problem, workpiece 90 bottom wall 91 in the past.
When reaching midway workpiece 90 is pressed into shaped hole 18, under interference member 63 is started by servo motor 77
Drop.This prevents cause because of the decline of opposed pressing element 30 opposed pressing element 30 from compression helical spring 80 by
Elastic force it is excessive.It should be noted that interference member 63 between the abutting teat 35 of opposed pressing element 30 to maintain to have
The state in gap is followed the opposed ground of pressing element 30 and declined.
As shown in figure 3, when drift 12 reaches lower dead center, the machine of workpiece demoulding implement 40,40 and Work transfer apparatus 43
Tool hand 44,44 is closed, and interference member 63 abuts with the abutting teat 35 of opposed pressing element 30, limits opposed pressing element
30 movement upward.It should be noted that at this point it is possible to opposed pressing element 30 is depressed into and work by interference member 63
The position that part 90 separates.
Next, drift 12 rises, workpiece 90 departs from drift 12.Then, the carrying sliding part of Work transfer apparatus 43
43A, 43A are slided and workpiece 90 are moved to the outer fix in workpiece handling hole 21 from opposed pressing element 30, and open machine
Tool hand 44,44, transfers transverse cutting device (not shown) to.
After workpiece 90 is mobile from opposed pressing element 30, workpiece demoulding implement 40,40 is opened, afterwards servo motor 77
Interference member 63 is set to be moved towards described upper end position, opposed pressing element 30 and piston rod 38 are also therewith towards upper end position
It is mobile.In addition, Work transfer apparatus 43 after workpiece 90 is transferred to transverse cutting device, makes manipulator 44,44 be back to original
The position come.Also, it is repeated and next workpiece 90 is configured on opposed pressing element 30, above-mentioned action.
As described above according to the forcing press 10 of present embodiment, workpiece 90 is pressed in drift 12 while when moving, it is right
Pressing element 30 is put in the presence of opposed force application mechanism while following drift from the opposite side of drift 12 pressing workpiece 90 one side
12 and move.This prevents the part bulging of workpiece 90.In addition, when drift 12 departs from workpiece 90, pass through servo motor 77
Limit the movement for following drift 12 of opposed pressing element 30.Thus, contact of the workpiece 90 with opposed pressing element 30 can be suppressed
Pressure, or workpiece 90 no longer contact with opposed pressing element 30, so as to suppress to produce when making workpiece 90 move to side
Raw scar.That is, according to the forcing press 10 of present embodiment, the local bulging and the generation of scar of workpiece 90 can be suppressed, there is provided
Shape the high workpiece 90 of quality.Moreover, opposed pressurization can easily be changed by the change of the control data of servo motor 77
The position of component 30, therefore can easily tackle the change of workpiece 90, drift 12 etc..
In addition, possesses air cylinder device 36 as " the opposed force application mechanism " that opposed pressing element 30 exerts a force to the side of drift 12
Major part, therefore compared with possessing structure of the compression helical spring as the major part of " opposed force application mechanism ", easily
Realize densification and big force can be obtained.Moreover, the screw member 72 of ball screw framework 70 and linear motion are guided
Part 56 be configured to it is parallel with drift 12, therefore in this also cause forcing press 10 become compact.
In addition, the piston rod 38 of air cylinder device 36 is abutted in a manner of it can separate with opposed pressing element 30, therefore can
Core shift of the piston rod 38 relative to cylinder body 37 is prevented, the breakage of the seal between piston rod 38 and cylinder body 37 can be suppressed, sintered.
In addition, piston rod 38 separates with opposed pressing element 30 and turns into free state when moving back and forth drift 12, therefore phase
Correction is readily obtained for the small core shift of cylinder body 37.According to the above, the durability of achievable air cylinder device 36 carries
It is high.
It should be noted that can also be set to exclude compression helical spring 80 in the above-described embodiment and merely with gas
Cylinder assembly 36 prevents the structure of the bulging of workpiece 90, if but be set to such structure, during the operation of forcing press 10 for example
In the case of generating the failure because of caused by the gas leakage of air cylinder device 36, it is possible to produce opposed pressing element 30 is than normal
The problem of position is declined to a great extent and makes the grade breakage of Work transfer apparatus 43.In addition, work as to be safeguarded and removal air cylinder device
36, then it is also possible to produce opposed pressing element 30 and falls this problem.However, the forcing press 10 of present embodiment is by possessing
Compression helical spring 80, the generation of these problems can be prevented.
If in addition, compression helical spring 80 is configured to lower surface and the interference member of the plunger 31 of opposed pressing element 30
Between 63, then it can strengthen pressing opposed pressing element 30 by the elastic force of compression helical spring 80 in Forming Workpiece 90
In the power of workpiece 90.
[second embodiment]
It is constructed as below as shown in fig. 6, present embodiment uses：The pair of workpieces illustrated in the first embodiment is taken off
Mold tool 40,40 is divided into two parts in the longitudinal direction respectively, between the divisional plane equipped with compression helical spring 40S,
40S。
Also, when drift 12 declines from top dead centre towards lower dead center, the leading section of pair of workpieces demoulding implement 40,40 is pre-
It is first prominent into workpiece handling hole 21, so as to the opposed pressing element 30 and workpiece 90 and workpiece demoulding implement 40,40 that decline
Guide surface 41G, 41G sliding contact, thus squeezed between the leading section of pair of workpieces demoulding implement 40,40.In addition, in workpiece
When 90 upper end is by guide surface 41G, 41G, because of compression helical spring 40S, 40S between pair of workpieces demoulding implement 40,40
Elasticity is recovered and narrowed, so as to which locking surface 41K, 41K are locked to the upper surface of workpiece 90.
Then, Work transfer apparatus 43 holds workpiece 90, and drift 12 rises and depart from workpiece 90, afterwards by cylinder 42,
42 make to expand between pair of workpieces demoulding implement 40,40.In addition, when drift 12 and opposed pressing element 30 reach top dead centre,
Narrow between pair of workpieces demoulding implement 40,40 and be back to original state, below so repeatedly.According to present embodiment
Structure, running at high speed for forcing press 10 can be realized.
[other embodiment]
The invention is not restricted to the embodiment, such as embodiments described below to be also contained in the technology model of the present invention
In enclosing, and in addition to the description below, implement while various changes can also be carried out in the range of purport is not departed from.
(1) can also compression helical spring or elastomer built in the air cylinder device 36 in the embodiment, pass through compression
Atmospheric pressure both sides in the elastic force and air cylinder device 36 of helical spring etc. exert a force to opposed pressing element 30.Alternatively, it is also possible to
Instead of air cylinder device 36, and opposed pressing element 30 is exerted a force merely with compression helical spring or elastomer.
(2) interference member 63 of the embodiment is supported to move along a straight line, but can also be set to be supported to
The lever structure that can be rotated.In this case, it is set to make bar portion 34 to be inserted through the leading section that is arranged at interference member 63
Elongated hole or groove portion and the structure that teat 35 is abutted with the edge of opening pressing of elongated hole etc..
(3) in said embodiment, interference member 63 is linked to bar portion 34 in a manner of it can relatively move, but interferes
Component 63 can also be linked to bar portion 34 in a manner of it can not relatively move.If however, interfere structure as the embodiment
Part 63 is linked to bar portion 34 in a manner of it can relatively move, then starts to be driven in the decline of drift 12 in opposed pressing element 30
When, interference member 63 keeps the state of stopping constant, therefore the control of servo motor 77 becomes easy.
(4) there can also be machine table with foregoing end in the fitted underneath of the machine table at the top of the embodiment
Same opposed pressing element 30, interference member 63, air cylinder device 36 and servo motor 77 etc..
Claims (10)
1. a kind of forcing press, it makes workpiece pass through from a lateral opposite side of the shaped hole relative to punch die and to this by drift
Workpiece carries out drawing, the workpiece is departed from the drift and is handed over to the linear movement direction of the drift in the opposite side
The side movement of fork, it is characterised in that
The forcing press possesses：
Opposed pressing element, it is supported on the front of the drift in a manner of it can move along a straight line；
Opposed force application mechanism, it exerts a force to the opposed pressing element to the drift side, so that the workpiece is by the punching
Head and the opposed pressing element clip in the state of by the shaped hole；
Interference member, it is supported to move in the moving area of the opposed pressing element；
Servo motor as the driving source of the interference member；And
Motor control part, it controls the servo motor, to cause when the drift departs from the workpiece, the interference member
It is configured at and limits the position that the opposed pressing element moves to the drift side, after the workpiece moves to the side,
The interference member is configured at the position for allowing the opposed pressing element to be moved to the drift side.
2. forcing press according to claim 1, wherein,
The opposed force application mechanism be by air seal cylinder body and relative to the cylinder body linear motion piston rod between and
Into air cylinder device,
The cylinder body is fixed on the opposite side of the drift relative to the opposed pressing element,
The piston rod is exerted a force by the pressure of the gas to the opposed pressing element to the drift side.
3. forcing press according to claim 2, wherein,
The piston rod is abutted in a manner of it can be separated relative to the opposed pressing element with the opposed pressing element.
4. forcing press according to claim 3, wherein,
The opposed pressing element is limited to the cylinder when being located most closely to the position of the punch die side by the interference member
The movement on side with the piston rod so as to separate.
5. forcing press according to claim 1, wherein,
The forcing press possesses：
The screw member of linear motion guiding piece and ball screw framework, they are extended parallel to the drift；
Sliding block, it is supported on the linear motion guiding piece in a manner of it can move along a straight line, and is fixed with the interference member；
The ball nut of the ball screw framework, it is fixed on the sliding block and screwed togather with the screw member；And
Poewr transmission mechanism, the rotation output of the servo motor is passed to the screw member by it.
6. forcing press according to claim 2, wherein,
The forcing press possesses：
The screw member of linear motion guiding piece and ball screw framework, they are extended parallel to the drift；
Sliding block, it is supported on the linear motion guiding piece in a manner of it can move along a straight line, and is fixed with the interference member；
The ball nut of the ball screw framework, it is fixed on the sliding block and screwed togather with the screw member；And
Poewr transmission mechanism, the rotation output of the servo motor is passed to the screw member by it.
7. forcing press according to claim 3, wherein,
The forcing press possesses：
The screw member of linear motion guiding piece and ball screw framework, they are extended parallel to the drift；
Sliding block, it is supported on the linear motion guiding piece in a manner of it can move along a straight line, and is fixed with the interference member；
The ball nut of the ball screw framework, it is fixed on the sliding block and screwed togather with the screw member；And
Poewr transmission mechanism, the rotation output of the servo motor is passed to the screw member by it.
8. forcing press according to claim 4, wherein,
The forcing press possesses：
The screw member of linear motion guiding piece and ball screw framework, they are extended parallel to the drift；
Sliding block, it is supported on the linear motion guiding piece in a manner of it can move along a straight line, and is fixed with the interference member；
The ball nut of the ball screw framework, it is fixed on the sliding block and screwed togather with the screw member；And
Poewr transmission mechanism, the rotation output of the servo motor is passed to the screw member by it.
9. forcing press according to any one of claim 1 to 8, wherein,
The interference member is supported to move along a straight line along the linear movement direction of the drift,
The opposed pressing element equipped with：Bar portion, it penetrates the interference member in a manner of it can move along a straight line；With to
Connect teat, it stretches out from the bar portion to side, can relative to the interference member from the opposite side of the drift with it is described
Interference member abuts,
When the opposed pressing element is located most closely to the position of the punch die side, the interference member is configured at the bar portion
In the remote drift side end position.
10. forcing press according to claim 9, wherein,
The forcing press possesses：
Spring abutment, it stretches out from the end of the drift side in the bar portion to side；With
Compression helical spring, it is inserted through by the bar portion, is sandwiched between the spring abutment and the interference member and forms
For holding state.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-206683 | 2016-10-21 | ||
| JP2016206683A JP6544831B2 (en) | 2016-10-21 | 2016-10-21 | Press machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106925651A CN106925651A (en) | 2017-07-07 |
| CN106925651B true CN106925651B (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710079865.5A Active CN106925651B (en) | 2016-10-21 | 2017-02-14 | Forcing press |
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| Country | Link |
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| JP (1) | JP6544831B2 (en) |
| KR (1) | KR101729321B1 (en) |
| CN (1) | CN106925651B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6593947B1 (en) * | 2019-05-17 | 2019-10-23 | 旭精機工業株式会社 | Press machine and press molding method |
| JP6626234B1 (en) * | 2019-06-28 | 2019-12-25 | 旭精機工業株式会社 | Work removal device and transfer press machine |
| JP6676815B1 (en) * | 2019-07-31 | 2020-04-08 | 旭精機工業株式会社 | Press equipment |
| CN114798957A (en) * | 2021-01-27 | 2022-07-29 | 成都烨华汽车零部件有限公司 | Stamping device is used in processing of car bumper |
| CN117321330A (en) * | 2021-03-19 | 2023-12-29 | 铂尼狮集团股份有限公司 | Lubrication atomization for a cylinder device |
| KR20230143291A (en) | 2022-04-05 | 2023-10-12 | 주식회사 삼도인더스트리 | Half drawing press and method for controlling the press |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6074810U (en) * | 1983-10-26 | 1985-05-25 | マツダ株式会社 | Press mold tool |
| US4688775A (en) * | 1985-04-15 | 1987-08-25 | Teledyne Industries, Inc. | Self-lubricating die cylinder |
| JP3435321B2 (en) * | 1997-09-18 | 2003-08-11 | 旭精機工業株式会社 | Drawing method of transfer press and transfer press |
| JP2000312995A (en) * | 1999-04-28 | 2000-11-14 | Asahi-Seiki Mfg Co Ltd | Transfer press |
| JP3848112B2 (en) | 2001-08-30 | 2006-11-22 | 旭精機工業株式会社 | Drawing and drawing device for transfer press machine |
| JP6013681B2 (en) * | 2012-05-15 | 2016-10-25 | 株式会社ミツバ | Servo press machine |
| JP5777192B1 (en) | 2015-04-23 | 2015-09-09 | 旭精機工業株式会社 | Transfer press machine |
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2016
- 2016-10-21 JP JP2016206683A patent/JP6544831B2/en active Active
- 2016-11-09 KR KR1020160148726A patent/KR101729321B1/en active IP Right Grant
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| Publication number | Publication date |
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| CN106925651A (en) | 2017-07-07 |
| KR101729321B1 (en) | 2017-04-21 |
| JP6544831B2 (en) | 2019-07-17 |
| JP2018065187A (en) | 2018-04-26 |
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