CN206241172U - A kind of mold-locked fixture - Google Patents
A kind of mold-locked fixture Download PDFInfo
- Publication number
- CN206241172U CN206241172U CN201621346104.9U CN201621346104U CN206241172U CN 206241172 U CN206241172 U CN 206241172U CN 201621346104 U CN201621346104 U CN 201621346104U CN 206241172 U CN206241172 U CN 206241172U
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- China
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- die case
- rotary disk
- mold
- push rod
- pressing plate
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Abstract
The utility model is related to a kind of mold-locked fixture, solves the deficiency that die locking structure of the prior art is unreasonable, causes die change difficult.A kind of mold-locked fixture that the utility model is provided, die case is externally provided with rotary disk, rotary disk is driven by driving machine, and the axis around die case is turned round, push rod is provided with die case, pressing plate is additionally provided with die case, the drive block for driving push rod to be moved along die case axis direction is provided with rotary disk；Rotary disk is driven to rotate using driving machine, now, drive block drives push rod movement, and push rod lifts one end of pressing plate, and in the presence of lever principle, when pressing plate one end is lifted, the other end of pressing plate can decline, so as to cavity plate be locked；When driving machine drives rotary disk to rotate in the opposite direction, you can by clamp loose, take out cavity plate such that it is able to convenient, relative to prior art, all of pressing plate is compressed or unclamped simultaneously, is effectively guaranteed cavity plate uniform force.
Description
Technical field
The utility model is related to the accessory of decompressor, more particularly to a kind of mold-locked fixture.
Background technology
In forging process, drift and cavity plate are mutually extruded, and are taken shape in matrix cavity by forging stock material.For the ease of taking out work
Part, is provided with bottom knockout oil cylinder below mould in the prior art, after drift completes forging and stamping action, will be forged by a push rod
Workpiece is ejected from bottom, and after being ejected by the top half of forger part, operator can be easily taken away by forger part.Due to
Needs greatly active force will be ejected from matrix cavity by forger part, so big active force will can not only be pushed away by forger part
Go out, or even can be by die case together jack-up.In order to avoid the generation of this phenomenon, die case is generally fixed on by mould by bolt
On seat.Because single bolt bearing capacity is limited, it usually needs multiple bolts together apply pretightning force, it is ensured that die case and die holder
It is fixed reliable.When more mold exchange is needed, die change is carried out by the way of unclamping manually and tightening bolt.
For manufacturing enterprise, the product category and specification of production at least tens, hundreds of, it is at most thousands of, up to ten thousand
Kind.The species and specification of production product are frequently changed, the production efficiency of workpiece will be reduced, as it means that needing again
With mould, more mold exchange.As a example by changing cavity plate, because there is mutual alignment relation in drift and cavity plate, the bolt hole of die case with
The bolt hole of die holder must be corresponded again, it is therefore desirable to which once examination installs to determine the mutual position between cavity plate and die case
Put, after both mutual alignment relations are determined, compacting of taking away (will die case and cavity plate compress), the cavity plate that will be suppressed with
Die case is placed again into die holder, by bolt is diagonally tightened several times, completes last installation.It can be seen that only change cavity plate being accomplished by
Devote a tremendous amount of time.On the other hand, because the mode being connected by screw bolts is fixed, in assembling-disassembling bolt expended with regard to pole the time,
Also, all bolts are needed by diagonally tightening several times, further extend the time of mold changing.
Prior art is connected by screw bolts, and the level of skill requirement to operator is higher, in order to ensure that each bolt is received
Power is uniform, and pretightning force is proper, when unscrewing and tightening bolt, it is necessary to by diagonally carrying out several times, once not according to correct
Mode is operated, then can cause each bolt strained imbalance, and cavity plate installs crooked, makes the workpiece difference for forging larger, is produced
Product quality is affected.Further, since forcing press belongs to high load capacity equipment, fastening bolt needs to provide great pretightning force, behaviour
Make workman even needs with borrowing power bar to fasten, so frequently more mold exchange can cause labor strength when bolt is tightened
Increase；The use of bolted another drawback is exactly frequently to tighten and unscrew bolt, form of thread can be caused to damage, mould
Once damaging, then whole die holder can not all be used the tooth form of seat, and the mold use life-span is affected.
The content of the invention
A kind of mold-locked fixture that the utility model is provided, it is intended to overcome die locking structure of the prior art not conform to
Reason, the deficiency for causing die change difficult.
In order to solve the above-mentioned technical problem, the utility model is adopted the following technical scheme that：A kind of mold-locked fixture, including
Lower template, is fixed with die case in the lower template, the rotary disk being set on die case is additionally provided with the lower template, described
Lower template is provided with the driving machine for driving rotary disk to be rotated around die case axis, and the pressure of compaction mold is evenly equipped with the die case
Plate, the pressing plate can be moved along the axis direction and diametric(al) of die case respectively, be evenly equipped with the outer wall of the die case and pushed away
Dynamic pressure plate, with the push rod of compaction mold, is promoted, described time per block pressur plate along the movement of die case axis direction by independent push rod
Rotating disk is provided with the drive block for promoting push rod to be moved along die case axis direction when rotary disk is rotated.
A kind of optional scheme, the pressing plate is fixed on die case by stud, also, is offered on the pressing plate and worn
If the bar hole of stud, the length direction of the bar hole is set along the diametric(al) of die case, and the upper end of the stud is integrally
Formula is provided with the limited block for avoiding pressing plate from skidding off stud.Pressing plate is easy to assembling, and bar hole coordinates stud to conveniently realize pressing plate and exists
Movement on die case axis direction or diametric(al), clamp structure is simple.
A kind of optional scheme, the outer wall of the die case is provided with the fixed seat of assembling push rod, is opened in the fixed seat
It is provided with the pilot hole for passing through push rod.It is convenient that the setting of fixed seat causes push rod to set, and push rod is not interfered with when setting
The structure of die case, die case is easy to be obtained.
A kind of optional scheme, the fixed seat is fixed by screws on die case；Fixed seat and die case assembling side
Just, or, the fixed seat and die case are integral type structure, and fixed seat is connected reliably with die case.
A kind of optional scheme, the drive block is provided with the inclined-plane of control push rod motion track, and the push rod is provided with
The mating surface coordinated with inclined-plane.The setting on inclined-plane simplifies the structure of drive block, and drive block is easy to be obtained.The setting of mating surface makes
Push rod, drive block uniform force are obtained, the service life of fixture is extended.
A kind of optional scheme, the drive block is fixed by screws on rotary disk, and drive block is easy to assembly；Or,
The drive block is integral type structure with rotary disk, and drive block is connected reliable with rotary disk.
A kind of optional scheme, the rotary disk is provided with the rocking arm being connected with driving machine, and the rocking arm is along rotary disk
Diametric(al) set, also, the rocking arm length more than rotary disk radius.The setting of rocking arm can adjust driving machine output
The size of active force, broadens the scope of application of fixture.
A kind of optional scheme, the driving machine for linear movement output hydraulic cylinder or cylinder, the driving machine with shake
Arm rotates connection away from one end of rotary disk.Hydraulic cylinder or cylinder have the advantages that output action power is big, also, hydraulic cylinder or gas
The speed of cylinder with step-less adjustment, can optimize the performance of fixture.
A kind of optional scheme, with one end of ejector pin contact to lift end on pressing plate, relative with end is lifted one on pressing plate
It is compression end to hold, and bar hole is support end near the one end for lifting end, and the distance between the support end and compression end are less than branch
Support end and lift the distance between end.The setting is played a part of to increase pressing plate thrust, when actually used, can be preferably
Cavity plate is positioned, the positioning precision of cavity plate is improve.
A kind of optional scheme, the driving machine is rotating hydraulic cylinder or rotary cylinder, and the driving machine is provided with by driving
Motivation drives the driving gear for rotating, the rotary disk to be provided with the teeth groove engaged with driving gear.The structure of fixture is simplified,
Reduce the manufacturing cost of fixture.
Compared with prior art, a kind of mold-locked fixture that the utility model is provided, has the following advantages that：Outside die case
Rotary disk is provided with, rotary disk is driven by driving machine, and around the axis revolution of die case, push rod, die case is provided with die case
On be additionally provided with pressing plate, be provided with rotary disk and drive the drive block that is moved along die case axis direction of push rod；Driven using driving machine
Dynamic rotary disk is rotated, and now, drive block drives push rod movement, and push rod lifts one end of pressing plate, in the presence of lever principle, pressure
When plate one end is lifted, the other end of pressing plate can decline, so as to cavity plate be locked；Driving machine drives rotary disk in the opposite direction
During rotation simultaneously, you can by clamp loose, take out cavity plate such that it is able to convenient, relative to prior art, all of pressing plate is pressed
It is tight or unclamp, it is effectively guaranteed cavity plate uniform force, and then the positional precision of cavity plate is improve, substantially increase product matter
Amount；In addition, operator only needs the release or clamping for operating driving machine to be capable of achieving pressing plate when cavity plate is changed, greatly improve
The replacing efficiency of cavity plate, and then improve the production efficiency of product.
Brief description of the drawings
Accompanying drawing 1 is a kind of axonometric drawing of mold-locked fixture of the utility model；
Accompanying drawing 2 is a kind of front view of mold-locked fixture of the utility model；
Accompanying drawing 3 is a kind of left view of mold-locked fixture of the utility model；
Accompanying drawing 4 is a kind of top view of mold-locked fixture of the utility model；
Accompanying drawing 5 is the schematic diagram at push rod and drive block cooperation in a kind of mold-locked fixture of the utility model；
Accompanying drawing 6 is the schematic diagram of driving machine in a kind of mold-locked fixture of the utility model；
Accompanying drawing 7 is the schematic diagram of rotary disk in a kind of mold-locked fixture of the utility model；
Accompanying drawing 8 is a kind of schematic diagram of mold-locked fixture center platen of the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings, a kind of mold-locked fixture of the present utility model is described further.Following examples are only
It is used to help art technology technical staff and understands the utility model, is not to limitation of the present utility model.
Embodiment one
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of mold-locked fixture, including lower template 1, lower template 1 is used to position
The sheet material of cavity plate, lower template 1 should be fixed on the workbench of forcing press；
As shown in Figure 1, Figure 2, Figure 3, Figure 4, die case 2 is fixed with the lower template 1, die case 2 is used to fix cavity plate,
Die case 2 and the fixed form reference prior art of lower template 1, are additionally provided with the lower template 1 and are set in returning on die case 2
Rotating disk 3, rotary disk 3 is contacted with lower template 1 and can rotated around the axis of die case 2；
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 6, the lower template 1 is provided with and drives what rotary disk 3 rotated around the axis of die case 2
Driving machine 4, driving machine 4 can be fixed in lower template 1 by support 100, driving machine 4 and support 100, support 100 and lower template 1
Can be connected through a screw thread and be fixed, such as bolt, screw；
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 8, the pressing plate 5 of compaction mold is evenly equipped with the die case 2, it is described
Pressing plate 5 can be moved along the axis direction and diametric(al) of die case 2 respectively, and promotion pressure is evenly equipped with the outer wall of the die case 2
Plate 5, with the push rod 6 of compaction mold, is promoted, described time per block pressur plate 5 along the axis direction movement of die case 2 by independent push rod 6
Rotating disk 3 is provided with the drive block 7 for promoting push rod 6 to be moved along the axis direction of die case 2 when rotary disk 3 is rotated, the drive block 7
The inclined-plane 11 of the control motion track of push rod 6 is provided with, the push rod 6 is provided with the mating surface coordinated with inclined-plane 11, the driving
Block 7 is fixed by screws on rotary disk 3；Or, the drive block 7 is integral type structure with rotary disk 3；
To lift end, one end relative with end is lifted is compression end, pressure on pressing plate 5 for the one end contacted with push rod 6 on pressing plate 5
The connection of plate 5 and die case 2 causes that pressing plate 5 forms lever construction, and specifically, push rod 6 is promoted when lifting end and moving up, pressure
The compression end of plate 5 is moved down, and to lock cavity plate, after push rod 6 is return, under gravity, the end of lifting of pressing plate 5 declines,
The compression end of pressing plate 5 is lifted, to unclamp cavity plate, so that cavity plate can be changed easily；
As shown in Fig. 1, Fig. 4, Fig. 8, the pressing plate 5 is fixed on die case 2 by stud 8, also, on the pressing plate 5
The bar hole 9 for wearing stud 8 is offered, the length direction of the bar hole 9 is set along the diametric(al) of die case 2, the spiral shell
The upper end integral type of post 8 is provided with the limited block for avoiding pressing plate 5 from skidding off stud 8, and the shape of limited block can be spherical, so that spacing
Block uniform force, bar hole 9 is support end near the one end for lifting end, and the distance between the support end and compression end are less than branch
Support end causes that pressing plate 5 is connected reliability with die case 2 with the distance between end, the setting is lifted, also, due to support end and compression
The distance between end is less than support end and lifts the distance between end, and when cavity plate is compressed, pressing plate 5 can amplify and be passed by push rod 6
The active force passed；
As shown in Figure 1, Figure 7 shows, as a example by using hydraulic cylinder as driving machine 4, hydraulic cylinder is fixed on lower template 1 by support 100
On, the rotary disk 3 is provided with the rocking arm 12 being connected with driving machine 4, and the rocking arm 12 being connected with driving machine 4 refers to that driving machine 4 is led to
Cross rocking arm 12 drive rotary disk 3 rotate, the rocking arm 12 along rotary disk 3 diametric(al) set, also, the rocking arm 12 length
Degree is more than the radius of rotary disk 3, and hydraulic cylinder is rotated away from one end of rotary disk 3 with rocking arm 12 and is connected, is provided with hydraulic cylinder and turned
Joint 200, rocking arm 12 is rotatably connected with adapter 200 by bearing pin 300, and the length of rocking arm 12 is more than rotary disk 3
Radius, in power transmitting procedure, the setting can amplify the active force of hydraulic cylinder output；
As shown in figure 1, during locking cavity plate, the rotate counterclockwise of Driven by Hydraulic Cylinder rotary disk 3, rotary disk 3 drives drive block 7 to move
Dynamic, drive block 7 promotes push rod 6 to move up, and when push rod 6 is moved up, promotes the end of lifting of pressing plate 5 to lift, in lever principle
In the presence of, the compression end of pressing plate 5 declines, and cavity plate is locked, and has as a example by six pieces by pressing plate 5, and six block pressur plates 5 are in six roots of sensation push rod
Cavity plate is compressed in the presence of 6 simultaneously, cavity plate uniform force improves the positioning precision of cavity plate；
To avoid compression end from being skidded with cavity plate, anti-slip veins can also be set on the side wall contacted with cavity plate in compression end,
Push rod 6 promotion lift when end is lifted should with lift end good contact, therefore, pressing plate 5 should be completely covered push rod 6, i.e. by push rod
6 should be fully located in pressing plate 5 along the axis direction of push rod 6 to orthographic projection, projection of the push rod 6 on pressing plate 5 is done on pressing plate 5；
As shown in figure 1, when unclamping cavity plate, Driven by Hydraulic Cylinder rotary disk 3 turns clockwise, now, drive block 7 is released to top
The support of bar 6, push rod 6 is moved down under gravity, and the compression end of pressing plate 5 is lifted, and the diametric(al) along die case 2 is outside
Pressing plate 5 is pulled, the compression end of pressing plate 5 is departed from cavity plate, it is now, you can cavity plate is taken out and is changed, easy to operate；
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, to make push rod 6 be easy to set, the outer wall of the die case 2 is provided with dress
Fixed seat 10 with push rod 6, offers the pilot hole for passing through push rod 6 in the fixed seat 10, the fixed seat 10 is led to
Screw is crossed to be fixed on die case 2；Or, the fixed seat 10 is integral type structure with die case 2.
What the driving machine 4 in above-mentioned technical proposal was exported is linear motion, and hydraulic cylinder can also be replaced using cylinder.
Inclined-plane 11 and the angle of horizontal plane in such scheme can be 10 degree to 60 degree, and optimized angle is 20 degree, as long as
Inclined-plane 11 and mating surface are not in clamping stagnation in the moving process of drive block 7, and inclined-plane 11 can be selected freely with the angle of horizontal plane
Select.
It is understood that the rocking arm 12 in such scheme has two functions, one is to turn the linear motion of driving machine 4
The rotary motion of rotary disk 3 is changed to, two are, plays a part of to zoom in or out the active force of the output of driving machine 4, actually used
When, it is typically desirable to rocking arm 12 can amplify the active force of driving machine 4, therefore, the length of rocking arm 12 should be greater than the half of rotary disk 3
Footpath, such as length of rocking arm 12 are 1.4 times of the radius of rotary disk 3, and the length of rocking arm 12 is more long then to the multiplication factor of active force
It is bigger, can be according to the structure specific design of forcing press during specific design；
In such scheme, the distance of support end to compression end is similarly to put to the distance at end is lifted less than support end
The active force that big push rod 6 is passed over, to the multiplication factor of the active force, in actual design can unrestricted choice as needed,
Do not limit herein.
Embodiment two
The present embodiment is that the driving machine 4 is rotating hydraulic cylinder or rotary pneumatic relative to the difference of embodiment one
Cylinder, the driving machine 4 is provided with the driving gear that rotation is driven by driving machine 4, and the rotary disk 3 is provided with to be nibbled with driving gear
The teeth groove of conjunction.The program directly drives rotary disk 3 and rotates by driving machine 4 by driving gear, teeth groove, relative to the letter of embodiment one
The structure of fixture is changed.
The stroke of driving machine 4 can be controlled by travel switch or is controlled by software in the embodiment of the above two.And
When controlling the stroke of driving machine 4 using travel switch, travel switch can be by detecting the pendulum angle of rocking arm 12 in embodiment one
To realize, travel switch can be realized by detecting the angle of revolution of rotary disk 3 in embodiment two.
Section Example of the present utility model is described above in association with accompanying drawing.Those skilled in the art are reading this
After specification, based on the technical solution of the utility model, above-described embodiment can be modified.
As driving machine 4 can also using motor (electric rotating machine or linear electric motors), electromagnet (be only applicable to embodiment one,
Produce linear function power) etc. structure substitute.
Claims (10)
1. a kind of mold-locked fixture, including lower template (1), die case (2) is fixed with the lower template (1), and its feature exists
In：The rotary disk (3) being set on die case (2) is additionally provided with the lower template (1), the lower template (1) is provided with driving
The driving machine (4) that rotary disk (3) rotates around die case (2) axis, is evenly equipped with the pressing plate of compaction mold on the die case (2)
(5), the pressing plate (5) can move along the axis direction and diametric(al) of die case (2) respectively, the outer wall of the die case (2)
On be evenly equipped with promotion pressing plate (5) along die case (2) axis direction movement with the push rod (6) of compaction mold, per block pressur plate (5) by
Independent push rod (6) is promoted, and the rotary disk (3) is provided with when rotary disk (3) is rotated and promotes push rod (6) along die case (2)
The drive block (7) of axis direction movement.
2. a kind of mold-locked fixture according to claim 1, it is characterised in that：The pressing plate (5) is solid by stud (8)
It is scheduled on die case (2), also, the bar hole (9) for wearing stud (8) is offered on the pressing plate (5), the bar hole (9)
Length direction set along the diametric(al) of die case (2), the upper end integral type of the stud (8) is provided with and avoids pressing plate (5) sliding
Go out the limited block of stud (8).
3. a kind of mold-locked fixture according to claim 1, it is characterised in that：Set on the outer wall of the die case (2)
There is the fixed seat (10) of assembling push rod (6), the pilot hole for making push rod (6) to pass through is offered on the fixed seat (10).
4. a kind of mold-locked fixture according to claim 3, it is characterised in that：The fixed seat (10) is solid by screw
It is scheduled on die case (2)；Or, the fixed seat (10) and die case (2) they are integral type structure.
5. a kind of mold-locked fixture according to claim 1, it is characterised in that：The drive block (7) is provided with control
The inclined-plane (11) of push rod (6) motion track, the push rod (6) is provided with the mating surface coordinated with inclined-plane (11).
6. a kind of mold-locked fixture according to claim 1 or 5, it is characterised in that：The drive block (7) is by screw
It is fixed on rotary disk (3)；Or, the drive block (7) and rotary disk (3) they are integral type structure.
7. a kind of mold-locked fixture according to claim 1, it is characterised in that：The rotary disk (3) is provided with and drive
The rocking arm (12) of motivation (4) connection, the rocking arm (12) is set along the diametric(al) of rotary disk (3), also, the rocking arm (12)
Length more than rotary disk (3) radius.
8. a kind of mold-locked fixture according to claim 7, it is characterised in that：The driving machine (4) is output straight line
The hydraulic cylinder or cylinder of motion, the driving machine (4) rotate away from one end of rotary disk (3) with rocking arm (12) and are connected.
9. a kind of mold-locked fixture according to claim 2, it is characterised in that：Contacted with push rod (6) on pressing plate (5)
To lift end, one end relative with end is lifted is compression end on pressing plate (5) for one end, and one end that bar hole (9) is close to lift end is
The distance between support end, the support end and compression end are less than support end and lift the distance between end.
10. a kind of mold-locked fixture according to claim 1, it is characterised in that：The driving machine (4) is rotating hydraulic
Cylinder or rotary cylinder, the driving machine (4) are provided with and drive the driving gear for rotating by driving machine (4), on the rotary disk (3)
It is provided with the teeth groove engaged with driving gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346104.9U CN206241172U (en) | 2016-12-09 | 2016-12-09 | A kind of mold-locked fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346104.9U CN206241172U (en) | 2016-12-09 | 2016-12-09 | A kind of mold-locked fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206241172U true CN206241172U (en) | 2017-06-13 |
Family
ID=59005840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621346104.9U Active CN206241172U (en) | 2016-12-09 | 2016-12-09 | A kind of mold-locked fixture |
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| Country | Link |
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| CN (1) | CN206241172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107442674A (en) * | 2017-09-18 | 2017-12-08 | 厦门友嘉工贸有限公司 | A kind of quick-gripping device of carburetor |
| CN107900594A (en) * | 2017-12-26 | 2018-04-13 | 常熟建华模具科技股份有限公司 | The clamp structure of glass mold mouth mold die cavity surfacing |
-
2016
- 2016-12-09 CN CN201621346104.9U patent/CN206241172U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107442674A (en) * | 2017-09-18 | 2017-12-08 | 厦门友嘉工贸有限公司 | A kind of quick-gripping device of carburetor |
| CN107900594A (en) * | 2017-12-26 | 2018-04-13 | 常熟建华模具科技股份有限公司 | The clamp structure of glass mold mouth mold die cavity surfacing |
| CN107900594B (en) * | 2017-12-26 | 2023-11-21 | 常熟建华模具科技股份有限公司 | Clamp structure for spray welding of glass die mouth die cavity |
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