CN208118337U - The core pulling ejecting mechanism of imitative rattan plastics chair back - Google Patents
The core pulling ejecting mechanism of imitative rattan plastics chair back Download PDFInfo
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- CN208118337U CN208118337U CN201820231707.7U CN201820231707U CN208118337U CN 208118337 U CN208118337 U CN 208118337U CN 201820231707 U CN201820231707 U CN 201820231707U CN 208118337 U CN208118337 U CN 208118337U
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- chair back
- plate
- pulling
- imitative rattan
- core
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Abstract
The core pulling ejecting mechanism of imitative rattan plastics chair back,Including upper,Lower compound plate,Upper compound plate, which is divided into, sets fixed die insert in solid plate,Support block is set on lower compound plate,Ejector retainner plate is set on lower compound plate between support block,Lower ejector retainner plate,Straight thimble and oblique top needle,Moving template is set on support block,Moving template side wall sets ejection cylinder,Moving die insert and outer core-pulling slide block are set on moving template,Inner core pulling sliding block is set on moving die insert,Oblique top needle and outer core-pulling slide block,Inner core pulling sliding block matches,Fixed die insert,Moving die insert,There is the imitative rattan plastics chair back of injection molding between outer core-pulling slide block and inner core pulling sliding block,Imitative rattan plastics chair back two sides arc hollow reinforcing prop,It is characterized in that setting mounting base on the moving template,It is matched on front side of mounting base with imitative rattan plastics chair back bottom,Connect side top oil cylinder on rear side of mounting base,Top oil cylinder is connected on the downside of moving template,Connect reinforcing prop core_pulling pole respectively at left and right sides of moving template to match with the arc hollow reinforcing prop of imitative rattan plastics chair back.
Description
Technical field
The utility model relates to injection molds, more particularly to the core pulling ejecting mechanism of imitative rattan plastics chair back.
Background technique
Chair is a kind of common furniture, many kinds of, and conventional chair has the wooden chair, bamboo chair, rattan chair and steel wood mixed chair etc.,
The manufacturing procedure of above-mentioned chair is more, and manufacture is more troublesome, so plastic chair is widely applied in recent years, and in order to make the outer of plastic chair
The shapes such as imitative rattan, imitative bamboo can be made in the shape of plastic chair by shape diversification, people, wherein imitative rattan plastic chair have integral molded plastic at
Type also has Split injection molding.In Split injection imitative rattan plastic chair, usually by handrail and chair leg integrated injection molding, seat
The independent injection molding of plate, the independent injection molding of backrest, and in order to make people against comfortable, it will usually arc is made in backrest, is
Guarantee the structural strength of backrest, it will usually hollow reinforcing prop is formed at left and right sides of backrest, the top of backrest, which is formed with, to be turned over
The bottom on side, backrest is formed with bottom plate, wherein the structure of hollow reinforcing prop is corresponding with backrest, therefore hollow reinforcing prop will also be made
Arc, prior art usually first drive reinforcing prop core_pulling pole to extract hollow reinforcing prop, oil cylinder while core pulling out using oil cylinder
The structure could be extracted out by so that reinforcing prop core_pulling pole is generated rotation by connecting mechanism for rotating, then imitative rattan plastics chair back is pushed up upwards
Out, inner core pulling sliding block is made inwardly to extract flange out, finally by imitative rattan plastics chair back ejection device, which connects through rotation
Mechanism drives reinforcing prop core_pulling pole rotary core pulling, and structure is complicated, makes trouble, and manufacturing cost is high, and core pulling action is easy to appear
Stuck phenomenon, Reliability of Microprocessor are poor.
Summary of the invention
The purpose of this utility model is to overcome prior art there are the shortcomings that, it is simple to provide a kind of structure, manufacturer
Just, at low cost, reliable in action guarantees the core pulling ejecting mechanism for the imitative rattan plastics chair back that product smoothly ejects.
The technical solution of the core pulling ejecting mechanism of the utility model imitative rattan plastics chair back is：Including upper compound plate and lower multiple
Solid plate is arranged under upper compound plate, fixed die insert is arranged in solid plate for plate, is arranged support block on lower compound plate, between support block under
Upper ejector retainner plate, lower ejector retainner plate, straight thimble and oblique top needle are set on compound plate, moving template, the side wall setting of moving template are set on support block
Ejection cylinder, the piston rod of ejection cylinder are connected with lower ejector retainner plate, and moving die insert and outer core-pulling slide block are arranged on moving template, move
Inner core pulling sliding block is set in mould insert, and oblique top needle is matched with outer core-pulling slide block, inner core pulling sliding block, is inlayed in fixed die insert, dynamic model
There are the imitative rattan plastics chair back of injection molding, the upper end of imitative rattan plastics chair back between block, outer core-pulling slide block and inner core pulling sliding block
It is formed with upper overturning, downward in-flanges is formed on upper overturning, the two sides of imitative rattan plastics chair back are formed with arc hollow reinforcing prop,
It is characterized in that：Mounting base is set on the moving template, and the front side of mounting base is matched with the bottom of imitative rattan plastics chair back, peace
The rear side connecting side top oil cylinder of seat is filled, oil cylinder is pushed up in the downside connection of moving template, reinforcement is separately connected at left and right sides of moving template
Column core_pulling pole, reinforcing prop core_pulling pole are matched with the arc hollow reinforcing prop of imitative rattan plastics chair back.
The utility model discloses a kind of core pulling ejecting mechanisms of imitative rattan plastics chair back, when imitative rattan plastics chair back is molded
After molding, mold is opened from solid plate and moving template, drives upper ejector retainner plate, lower ejector retainner plate to move up by ejection cylinder, upper,
Lower ejector retainner plate drives straight thimble and oblique top needle to move up, and straight thimble pushes up the imitative rattan plastics chair back of injection molding, tiltedly
Thimble pushes up outer core-pulling slide block and inner core pulling sliding block, when ejecting inner core pulling sliding block upwards, and moves inward extraction imitative rattan
The upper overturning and in-flanges of plastics chair back, while straight thimble moves up imitative rattan plastics chair back on push up oil cylinder work
Stopper rod pushes mounting base to synchronize and moves up, and mounting base drives side top oil cylinder and reinforcing prop core_pulling pole to move upwardly together, then
Oil cylinder is pushed up to the bottom plate of side promotion imitative rattan plastics chair back from side, and reinforcing prop core_pulling pole remains stationary, in imitative rattan plastic chair
While backrest is gradually laterally ejected, make the arc hollow reinforcing prop of imitative rattan plastics chair back gradually along reinforcing prop core_pulling pole
Radian generate rotary core pulling, finally make arc hollow reinforcing prop deviate from reinforcing prop core_pulling pole.This programme imitative rattan plastics chair back
Core pulling ejecting mechanism, mutually fixed using mounting base with reinforcing prop core_pulling pole, when imitative rattan plastics chair back is ejected upwards, peace
Dress seat and reinforcing prop core_pulling pole move upwardly together, then push up oil cylinder pushing imitative rattan plastics chair back by side, take out product automatically
Reinforcing prop core_pulling pole out, smoothly, reliable in action, structure is simple, reduces manufacturing cost for demoulding.
The core pulling ejecting mechanism of the utility model imitative rattan plastics chair back, the rear side connection guide of the mounting base are led
Bar other end is connected and fixed plate, and side roof and floor is arranged in fixed plate and upper plate, side roof and floor and side top upper plate and guide rod phase are pushed up in side
Side thimble is arranged on side roof and floor and side top upper plate in cooperation, and side thimble passes through the bottom surface of mounting base and imitative rattan plastics chair back
It is in contact, pushes up oil cylinder in the other side of fixed plate setting side, the piston rod of side top oil cylinder passes through fixed plate and connects with side roof and floor
Touching.When upper top oil cylinder drives mounting base and reinforcing prop core_pulling pole to move up, mounting base and reinforcing prop core_pulling pole drive imitative rattan
Plastics chair back moves up, and then pushes up oil cylinder by side and side roof and floor and side top upper plate is driven to move forward along guide rod, side
Roof and floor and side top upper plate drive side thimble to withstand imitative rattan plastics chair back and laterally eject.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the core pulling ejecting mechanism of the utility model imitative rattan plastics chair back；
Fig. 2 is the structural schematic diagram of the core pulling ejecting mechanism of the utility model imitative rattan plastics chair back；
Fig. 3 is the dynamic model side stereoscopic schematic diagram of the core pulling ejecting mechanism of imitative rattan plastics chair back；
Fig. 4 is that side top oil cylinder, fixed plate, side roof and floor, side top upper plate, mounting base, reinforcing prop core_pulling pole mated condition are vertical
Body schematic diagram；
Fig. 5 is the stereoscopic schematic diagram of imitative rattan plastics chair back.
Specific embodiment
The utility model relates to a kind of core pulling ejecting mechanisms of imitative rattan plastics chair back, as Figure 1-Figure 5, including it is upper
Solid plate 3 is arranged under upper compound plate, fixed die insert 4 is arranged in solid plate, support block is arranged on lower compound plate for compound plate 1 and lower compound plate 2
5, upper ejector retainner plate 6, lower ejector retainner plate 7, straight thimble 8 and oblique top needle 9 are set on the lower compound plate between support block, moving template is set on support block
10, ejection cylinder 11 is arranged in the side wall of moving template, and the piston rod of ejection cylinder is connected with lower ejector retainner plate 7, is arranged on moving template
Inner core pulling sliding block 14, oblique top needle and outer core-pulling slide block, inner core pulling are arranged on moving die insert for moving die insert 12 and outer core-pulling slide block 13
Sliding block matches, and has injection molding between fixed die insert 4, moving die insert 12, outer core-pulling slide block 13 and inner core pulling sliding block 14
Imitative rattan plastics chair back 15, the upper end of imitative rattan plastics chair back are formed with upper overturning 16, and downward in-flanges 17 is formed on upper overturning,
The two sides of imitative rattan plastics chair back are formed with arc hollow reinforcing prop 18, it is characterised in that：Installation is set on the moving template 10
Seat 19, the front side of mounting base is matched with the bottom of imitative rattan plastics chair back 15, the rear side connecting side top oil cylinder 20 of mounting base, is moved
Oil cylinder 21 is pushed up in the downside connection of template, is separately connected reinforcing prop core_pulling pole 22, reinforcing prop core_pulling pole at left and right sides of moving template
It is matched with the arc hollow reinforcing prop 18 of imitative rattan plastics chair back 15.After imitative rattan plastics 15 injection molding of chair back, mold
It is opened from solid plate 3 and moving template 10, drives upper ejector retainner plate 6, lower ejector retainner plate 7 to move up by ejection cylinder 11, it is upper and lower to push up
Needle plate drives straight thimble 8 and oblique top needle 9 to move up, and straight thimble pushes up the imitative rattan plastics chair back 15 of injection molding, tiltedly
Thimble pushes up outer core-pulling slide block 13 and inner core pulling sliding block 14, when ejecting inner core pulling sliding block upwards, and moves inward extraction
The upper overturning 16 and in-flanges 17 of imitative rattan plastics chair back 15, when straight thimble 8 imitative rattan plastics chair back 15 moved up it is same
The piston rod of Shi Shangding oil cylinder 21 pushes mounting base 19 to synchronize and moves up, and mounting base drives side top oil cylinder 20 and reinforcing prop core pulling
Bar 22 moves upwardly together, and then pushes up the bottom plate that oil cylinder pushes to side imitative rattan plastics chair back 15, and reinforcing prop core pulling from side
Bar 22 remains stationary, and while imitative rattan plastics chair back is gradually laterally ejected, makes the arc hollow of imitative rattan plastics chair back
Reinforcing prop 18 gradually generates rotary core pulling along the radian of reinforcing prop core_pulling pole 22, finally adds the abjection of arc hollow reinforcing prop 18
Strong column core_pulling pole 22.The core pulling ejecting mechanism of this programme imitative rattan plastics chair back, utilizes mounting base 19 and reinforcing prop core_pulling pole 22
Mutually fixed, when ejecting imitative rattan plastics chair back 15 upwards, mounting base and reinforcing prop core_pulling pole are moved upwardly together, then pass through
Side pushes up oil cylinder 20 and pushes imitative rattan plastics chair back 15, so that product is extracted reinforcing prop core_pulling pole 22 out automatically, smoothly, movement can for demoulding
It leans on, structure is simple, reduces manufacturing cost.The rear side connection guide 23 of the mounting base 19, guide rod other end are connected and fixed
Plate 24, side roof and floor 25 is arranged in fixed plate and upper plate 26 is pushed up in side, and side roof and floor and side top upper plate are matched with guide rod 23, in side
Side thimble 27 is set on roof and floor and side top upper plate, side thimble passes through mounting base 19 and connects with the bottom surface of imitative rattan plastics chair back 15
Touching pushes up oil cylinder 20 in the other side of fixed plate 24 setting side, and the piston rod that oil cylinder is pushed up in side passes through fixed plate and 25 phase of side roof and floor
Contact.When upper top oil cylinder 21 drives mounting base 19 and reinforcing prop core_pulling pole 22 to move up, mounting base and reinforcing prop core_pulling pole
Drive imitative rattan plastics chair back 15 move up, then by side push up oil cylinder 20 drive side roof and floor 25 and side top upper plate 26 along
Guide rod 23 moves forward, and side roof and floor and side top upper plate drive side thimble 27 to withstand 15 side of imitative rattan plastics chair back to ejection.
Claims (2)
1. the core pulling ejecting mechanism of imitative rattan plastics chair back, including upper compound plate（1）With lower compound plate（2）, it is fixed to be arranged under upper compound plate
Template（3）, fixed die insert is set in solid plate（4）, support block is set on lower compound plate（5）, it is arranged on the lower compound plate between support block
Upper ejector retainner plate（6）, lower ejector retainner plate（7）, straight thimble（8）With oblique top needle（9）, moving template is set on support block（10）, the side of moving template
Ejection cylinder is arranged in wall（11）, the piston rod of ejection cylinder and lower ejector retainner plate（7）It is connected, moving die insert is set on moving template
（12）With outer core-pulling slide block（13）, inner core pulling sliding block is set on moving die insert（14）, oblique top needle and outer core-pulling slide block, inner core pulling are sliding
Block matches, in fixed die insert（4）, moving die insert（12）, outer core-pulling slide block（13）With inner core pulling sliding block（14）Between have injection molding
Molding imitative rattan plastics chair back（15）, the upper end of imitative rattan plastics chair back is formed with upper overturning（16）, it is formed on upper overturning downwards
In-flanges（17）, the two sides of imitative rattan plastics chair back are formed with arc hollow reinforcing prop（18）, it is characterised in that：The dynamic model
Plate（10）Upper setting mounting base（19）, front side and the imitative rattan plastics chair back of mounting base（15）Bottom match, mounting base
Rear side connecting side top oil cylinder（20）, the downside of moving template connects and pushes up oil cylinder（21）, be separately connected at left and right sides of moving template plus
Strong column core_pulling pole（22）, reinforcing prop core_pulling pole and imitative rattan plastics chair back（15）Arc hollow reinforcing prop（18）It matches.
2. the core pulling ejecting mechanism of imitative rattan plastics chair back as described in claim 1, it is characterised in that：The mounting base
（19）Rear side connection guide（23）, guide rod other end is connected and fixed plate（24）, side roof and floor is set in fixed plate（25）The side and
Push up upper plate（26）, upper plate and guide rod are pushed up in side roof and floor and side（23）It matches, setting side is pushed up on side roof and floor and side top upper plate
Needle（27）, side thimble is across mounting base（19）With imitative rattan plastics chair back（15）Bottom surface be in contact, in fixed plate（24）It is another
Side is arranged side and pushes up oil cylinder（20）, the piston rod of oil cylinder is pushed up across fixed plate and side roof and floor in side（25）It is in contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820231707.7U CN208118337U (en) | 2018-02-09 | 2018-02-09 | The core pulling ejecting mechanism of imitative rattan plastics chair back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820231707.7U CN208118337U (en) | 2018-02-09 | 2018-02-09 | The core pulling ejecting mechanism of imitative rattan plastics chair back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208118337U true CN208118337U (en) | 2018-11-20 |
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ID=64207554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820231707.7U Active CN208118337U (en) | 2018-02-09 | 2018-02-09 | The core pulling ejecting mechanism of imitative rattan plastics chair back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208118337U (en) |
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2018
- 2018-02-09 CN CN201820231707.7U patent/CN208118337U/en active Active
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