CN106003609A - Secondary ejecting mechanism of bumper - Google Patents
Secondary ejecting mechanism of bumper Download PDFInfo
- Publication number
- CN106003609A CN106003609A CN201610488987.5A CN201610488987A CN106003609A CN 106003609 A CN106003609 A CN 106003609A CN 201610488987 A CN201610488987 A CN 201610488987A CN 106003609 A CN106003609 A CN 106003609A
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- CN
- China
- Prior art keywords
- bumper
- ejecting mechanism
- block
- roof plate
- injection machine
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a secondary ejecting mechanism of a bumper. The secondary ejecting mechanism comprises a lower ejecting plate, a groove, a fixing assembly, a rotary ejecting block and a fulcrum shaft, wherein the lower ejecting block is connected to a moving die of an injection molding machine in a contact way; the groove is formed in the moving die of the injection molding machine; the fixing assembly comprises two fixing blocks which are both fixedly arranged in the groove and are respectively located at two opposite sides of the groove; the rotary ejecting block is located between the two fixing blocks, and two ends of the rotary ejecting block are respectively a stressed end facing to a fixed die of the injection molding machine and a force applying end facing to the lower ejecting plate; and the fulcrum shaft is penetrated in the middle section of the rotary ejecting block, and two ends of the fulcrum shaft are respectively arranged on the two fixing blocks. The secondary ejecting mechanism has the beneficial effect that the secondary ejecting mechanism can be arranged on the injection molding machine and can generate an enough ejecting force to help the bumper demold.
Description
Technical field
The invention belongs to mould design and manufacture technical field, relate to the secondary of a kind of bumper
Ejecting mechanism.
Background technology
Bumper is exactly the part produced typically by injection machine, but current
Equipment, when producing bumper, can produce the problem being difficult to the demoulding, say, that injection
Smoothly bumper cannot be ejected during demoulding of machine.
Ejecting of the mould that the present invention as disclosed in application number 201020575390.2 provides
Structure, it includes thimble and oil cylinder, between described thimble and oil cylinder through upper plate and under
Top board connects, and described thimble becomes angle with the centrage of mould.By thimble is arranged
Become to become angle with the die sinking direction of mould, and determine push rod according to the structure of actual product
Angle of inclination, thus can eject forming, with mould, the product buckled mutually, make product suitable
The profit demoulding.
But above-mentioned injection machine ejecting structure can only solve ejecting of mutual buckle product asks
Topic, when ejecting, owing to its quality is relatively big, and also can there is adhesion problems in bumper,
Need the biggest ejecting force can also the demoulding, so not being this angle ejecting structure institute energy
Enough solutions.
In a word, a kind of secondary ejecting mechanism that be applied to injection machine is presently required, it is possible to produce
Raw enough ejecting forces help the bumper demoulding.
Summary of the invention
It is an object of the invention to the problems referred to above existed for prior art, it is proposed that a kind of
The secondary ejecting mechanism of bumper.
The purpose of the present invention can be realized by following technical proposal: the two of a kind of bumper
Secondary ejecting mechanism, including:
Lower roof plate, its conflict is connected on the dynamic model of injection machine；
Groove, it is arranged on the dynamic model of described injection machine；
Fixation kit, it includes that two fixed blocks, two described fixed blocks are all fixedly installed
In described groove and lay respectively at the opposite sides of described groove；
Rotating angled slide block, it is between two described fixed blocks, described rotation angled slide block
Two ends be respectively towards injection machine cover half force side and towards described lower roof plate
Force side；
Fulcrum shaft, it is located on the stage casing of described rotation angled slide block, and described fulcrum
The two ends of axle are separately positioned on two described fixed blocks.
It is also preferred that the left also include limited block, described limited block is arranged on the side of described lower roof plate
Bian Shang, and one end of described limited block is fixed on the dynamic model of described injection machine, the other end
On arrange oriented described lower roof plate direction extend hook-shaped spacing head, described hook-shaped spacing head
It is positioned at the top of described lower roof plate.
It is also preferred that the left also include jacking block, described jacking block one end is fixed on determining of described injection machine
On mould, the other end is used for described force side of conflicting.
It is also preferred that the left be provided with roller on described force side and described force side.
It is also preferred that the left be fixed with the cushion block towards described force side on described lower roof plate.
It is also preferred that the left described rotation angled slide block is curved.
It is also preferred that the left the quantity of described groove is four and is opened in described injection machine respectively
On the corner of dynamic model, described fixation kit, described rotation angled slide block and described fulcrum shaft
Quantity be four and one_to_one corresponding is arranged in four described grooves.
Compared with prior art, the invention have the benefit that
1, can be arranged on injection machine, and produce enough ejecting forces to help bumper
The demoulding.
2, carrying out the demoulding by lower roof plate, its knockout press produced is highly uniform, it is to avoid the demoulding
Time damage product.
3, the various frictions rotating angled slide block generation are dissolved by the rolling of roller with dry
Relate to.
4, four grooves and matched fixation kit, described rotation angled slide block and
Described fulcrum shaft can produce the ejecting force of maximum, and makes ejecting force more be evenly distributed on
On lower roof plate, and, owing to the point of application is evenly distributed, it is possible to avoid liftout plate on top
Tilt when rising, thus improve stripping result.
Accompanying drawing explanation
Fig. 1 is the structural representation of the secondary ejecting mechanism of the bumper of the present invention；
Fig. 2 is the lower roof plate structural representation with the dynamic model of injection machine of the present invention；
Fig. 3 is that the structure of the lower roof plate of the present invention, rotation angled slide block and fixation kit is shown
It is intended to；
Fig. 4 is the A portion enlarged diagram of Fig. 3；
Fig. 5 is rotation angled slide block, fixation kit, jacking block and the knot of cushion block of the present invention
Structure schematic diagram；
Fig. 6 is the upward view of Fig. 5；
Fig. 7 is the generalized section of the B-b of Fig. 6.
In figure, 100, the cover half of injection machine；200, the dynamic model of injection machine；300, Xia Ding
Plate；400, groove；500, fixation kit；510, fixed block；600, rotation ejects
Block；610, force side；620, force side；700, fulcrum shaft；800, limited block；
810, hook-shaped spacing head；900, jacking block；1000, roller；1100, cushion block.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, the technical side to the present invention
Case is further described, but the present invention is not limited to these embodiments.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, the secondary top of a kind of bumper
Going out mechanism, this secondary ejecting mechanism arranges on injection machine, it is worthy of note herein, this
In embodiment, it is arranged on the dynamic model 200 (dynamic model 200 of injection machine) of injection machine with fixed
On mould (cover half 100 of injection machine), this secondary ejecting mechanism includes lower roof plate 300, recessed
Groove 400, fixation kit 500, rotation angled slide block 600 and fulcrum shaft 700, by dynamic
Mould produces ejecting force, so that bumper departs from from mould with the relative motion of cover half.
Wherein, lower roof plate 300, its conflict is connected on the dynamic model 200 of injection machine；Letter
For list, lower roof plate 300 is exactly one piece of metallic plate, conflicts on dynamic model, and both can
To separate, it is worthy of note, producing the injection machine of bumper, its dynamic model is general herein
In the lower section of cover half, dynamic model from the bottom up to cover half move, and bumper be cover half with
Molding between dynamic model, when the molding, lower roof plate 300 moves upward, produce huge and
Uniform knockout press, it is possible to complete the demoulding.
Groove 400, it is arranged on the dynamic model 200 of described injection machine, in simple terms,
Groove 400 is through the equipment such as milling machine and is opened on dynamic model, the shape of this groove 400
Shape is suitable with the movement locus rotating angled slide block 600, say, that rotate angled slide block
600 can complete the motion set in groove 400 so that it is will not be interfered.
Fixation kit 500, it includes two fixed blocks 510, two described fixed blocks 510
In being all fixedly installed on described groove 400 and lay respectively at relative the two of described groove 400
Side；Eject it is to say, the Main Function of fixation kit 500 is used for fixing rotation exactly
Block 600, not only rotation angled slide block 600 is fixed in groove 400, additionally it is possible to for
Rotate angled slide block 600 and the fulcrum of motion is provided.
Fulcrum shaft 700, it is located on the stage casing of described rotation angled slide block 600, and
The two ends of described fulcrum shaft 700 are separately positioned on two described fixed blocks 510, fulcrum
Axle 700 can be used in rotating for rotation angled slide block 600.
Rotating angled slide block 600, it is between two described fixed blocks 510, described turn
The two ends of dynamic angled slide block 600 are respectively the force side 610 of the cover half 100 towards injection machine
And the force side 620 towards described lower roof plate 300；This rotation angled slide block 600 can
When cover half and dynamic model are close to each other, apply ejecting force to lower roof plate 300, so that under
Top board 300 moves upward.
In simple terms, groove 400 is opened in the upper surface of the dynamic model 200 of injection machine, under
Top board 300 covers the upper surface of the dynamic model 200 at injection machine, and fixation kit 500 is arranged on
In groove 400, and rotate angled slide block 600 and be arranged between two fixed blocks 510,
Rotated by fulcrum shaft 700, it is worthy of note herein, rotate in the present embodiment
The motion mode of angled slide block 600 is similar to seesaw, when force side 610 is by active force,
Force side 620 can tilt, thus by lower roof plate 300 jack-up.
Bumper is when the demoulding, and dynamic model directly or indirectly withstands near cover half, cover half
On force side 610, so that force side 620 tilts, and jack-up lower roof plate 300, from
And eject bumper.
As shown in Figure 1 and Figure 2, on the basis of above-mentioned embodiment, also include spacing
Block 800, limited block 800 is primarily used to the lifting height of restriction lower roof plate 300,
Make the lower roof plate 300 can only be between the height that dynamic model lower surface and limited block 800 are limited
Movable, it is to avoid lower roof plate 300 departs from dynamic model.
Wherein, the size being sized generally below dynamic model of lower roof plate 300, described limited block
On 800 sides being arranged on described lower roof plate 300, say, that limited block 800 pastes
The side of nearly lower roof plate 300, one end of described limited block 800 is fixed on described injection machine
Dynamic model 200 on, the other end is arranged oriented described lower roof plate 300 direction extend hook
Shape spacing 810, described hook-shaped spacing 810 top being positioned at described lower roof plate 300,
This makes it possible to play position-limiting action.
As shown in Fig. 1, Fig. 5, Fig. 6, on the basis of above-mentioned embodiment, also include
Jacking block 900, described jacking block 900 one end is fixed on the cover half 100 of described injection machine,
The other end is used for described force side 610 of conflicting, this jacking block 900 be for force side 610
Contact, owing to the distance between cover half and dynamic model is cannot directly to make cover half extrude force side
610, so needing a jacking block 900, make up distance problem, when dynamic model and cover half
Time close, jacking block 900 withstands on force side 610, so that force side 620 tilts.
As shown in Figure 5, Figure 6, on the basis of above-mentioned embodiment, described force side
620 and described force side 610 on be provided with roller 1000, two rollers 1000
Can directly contact with jacking block 900 or cushion block 1100, when jacking block 900 is pressed onto force side
When 610, the roller 1000 of force side 610 can roll on jacking block 900, makes force side
610 move down, when the roller 1000 on force side 620 contacts with cushion block 1100, and to
Upper force time, the roller 1000 on force side 620 also can at cushion block 1100 top offset,
Thus by lower roof plate 300 jack-up, the present embodiment is dissolved by the rolling of roller 1000 and is turned
The various frictions of dynamic angled slide block 600 generation and interference.
As shown in Fig. 1, Fig. 5, Fig. 6, on the basis of above-mentioned embodiment, described under
The cushion block 1100 towards described force side 620 it is fixed with on top board 300.
As it is shown in figure 5, on the basis of above-mentioned embodiment, described rotation angled slide block 600
Curved, force side 620 and force side 610 are exactly the two ends of arc, fulcrum shaft 700
Being arranged on the stage casing of arc, the rotation angled slide block 600 of this shape can be maximum
Produce ejecting force, and structure is the most reasonable.
As shown in Figure 1, Figure 2, Figure 3 shows, on the basis of above-mentioned embodiment, described recessed
The quantity of groove 400 is four and is opened in the corner of dynamic model 200 of described injection machine respectively
On, described fixation kit 500, described rotation angled slide block 600 and described fulcrum shaft 700
Quantity be four and one_to_one corresponding is arranged in four described grooves 400, four are recessed
Groove 400 and matched fixation kit 500, described rotation angled slide block 600 and
Described fulcrum shaft 700 can produce the ejecting force of maximum, and makes ejecting force more uniformly divide
Cloth on lower roof plate 300, and, owing to the point of application is evenly distributed, it is possible to avoid top
Ejecting plate tilts when jack-up, thus improves stripping result.
As shown in Fig. 1, Fig. 3, Fig. 5, in practical work process, dynamic model leans on to cover half
Closely, the jacking block 900 on dynamic model is conflicted on the roller 1000 on force side 610, and continues
Continue and exert a force to force side 610, thus force side 610 is depressed, owing to rotating angled slide block
600 is the overall structure of an arc, so can rotate around fulcrum shaft 700, and force
End 620 can tilt, and the roller 1000 on force side 620 withstands on cushion block 1100,
Thus by lower roof plate 300 jack-up, this completes the operation of the Double-ejection demoulding.
When dynamic model is away from cover half, jacking block 900 and 1000 points of roller on force side 610
From, and due to the weight of lower roof plate 300, force side 620 is depressed, so that stress
End 610 reverts to tilting state.
Specific embodiment described herein is only to present invention spirit theory for example
Bright.Those skilled in the art can be to described specific embodiment
Make various amendment or supplement or use similar mode to substitute, but without departing from
The spirit of the present invention or surmount scope defined in appended claims.
Claims (7)
1. the secondary ejecting mechanism of a bumper, it is characterised in that including:
Lower roof plate, its conflict is connected on the dynamic model of injection machine；
Groove, it is arranged on the dynamic model of described injection machine；
Fixation kit, it includes that two fixed blocks, two described fixed blocks are all fixedly installed
In described groove and lay respectively at the opposite sides of described groove；
Rotating angled slide block, it is between two described fixed blocks, described rotation angled slide block
Two ends be respectively towards injection machine cover half force side and towards described lower roof plate
Force side；
Fulcrum shaft, it is located on the stage casing of described rotation angled slide block, and described fulcrum
The two ends of axle are separately positioned on two described fixed blocks.
2. the secondary ejecting mechanism of bumper as described in claim 1, its feature exists
In: also include that limited block, described limited block are arranged on the side of described lower roof plate, and
One end of described limited block is fixed on the dynamic model of described injection machine, and the other end is provided with
The hook-shaped spacing head extended to described lower roof plate direction, described hook-shaped spacing head is positioned at described
The top of lower roof plate.
3. the secondary ejecting mechanism of bumper as described in claim 2, its feature exists
In: also include that jacking block, described jacking block one end are fixed on the cover half of described injection machine, separately
One end is used for described force side of conflicting.
4. the secondary ejecting mechanism of bumper as described in claim 3, its feature exists
In: it is provided with roller on described force side and described force side.
5. the secondary ejecting mechanism of bumper as described in claim 4, its feature exists
In: it is fixed with the cushion block towards described force side on described lower roof plate.
6. the secondary ejecting mechanism of bumper as described in claim 5, its feature exists
In: described rotation angled slide block is curved.
7. the secondary ejecting mechanism of the bumper as described in claim 1 or 6, it is special
Levy and be: the quantity of described groove is four and is opened in the dynamic model of described injection machine respectively
Corner on, described fixation kit, described rotation angled slide block and the number of described fulcrum shaft
Amount is four and one_to_one corresponding is arranged in four described grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610488987.5A CN106003609A (en) | 2016-06-24 | 2016-06-24 | Secondary ejecting mechanism of bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610488987.5A CN106003609A (en) | 2016-06-24 | 2016-06-24 | Secondary ejecting mechanism of bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106003609A true CN106003609A (en) | 2016-10-12 |
Family
ID=57084789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610488987.5A Pending CN106003609A (en) | 2016-06-24 | 2016-06-24 | Secondary ejecting mechanism of bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106003609A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231242A (en) * | 2020-01-09 | 2020-06-05 | 上海森渺塑模有限公司 | Secondary ejection mechanism for mold |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806639A (en) * | 2012-08-21 | 2012-12-05 | 东莞劲胜精密组件股份有限公司 | Secondary ejection mechanism for injection mold |
| CN102909835A (en) * | 2012-11-02 | 2013-02-06 | 青岛海尔模具有限公司 | Secondary ejecting mechanism and laminated injection die adopting same |
| CN103587085A (en) * | 2013-11-08 | 2014-02-19 | 山东润工自动化设备有限公司 | Secondary ejection and pre-resetting integrated mechanism for mold |
| CN205735865U (en) * | 2016-06-24 | 2016-11-30 | 宁波南方塑料模具有限公司 | The secondary ejecting mechanism of bumper |
-
2016
- 2016-06-24 CN CN201610488987.5A patent/CN106003609A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102806639A (en) * | 2012-08-21 | 2012-12-05 | 东莞劲胜精密组件股份有限公司 | Secondary ejection mechanism for injection mold |
| CN102909835A (en) * | 2012-11-02 | 2013-02-06 | 青岛海尔模具有限公司 | Secondary ejecting mechanism and laminated injection die adopting same |
| CN103587085A (en) * | 2013-11-08 | 2014-02-19 | 山东润工自动化设备有限公司 | Secondary ejection and pre-resetting integrated mechanism for mold |
| CN205735865U (en) * | 2016-06-24 | 2016-11-30 | 宁波南方塑料模具有限公司 | The secondary ejecting mechanism of bumper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231242A (en) * | 2020-01-09 | 2020-06-05 | 上海森渺塑模有限公司 | Secondary ejection mechanism for mold |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161012 |
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| RJ01 | Rejection of invention patent application after publication |