CN209335988U - Can local replacing chair injection mold - Google Patents
Can local replacing chair injection mold Download PDFInfo
- Publication number
- CN209335988U CN209335988U CN201821934987.4U CN201821934987U CN209335988U CN 209335988 U CN209335988 U CN 209335988U CN 201821934987 U CN201821934987 U CN 201821934987U CN 209335988 U CN209335988 U CN 209335988U
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- China
- Prior art keywords
- chair
- chair back
- pin
- punch
- mold
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- 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.)
- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 26
- 239000007924 injection Substances 0.000 title claims abstract description 26
- 239000007787 solid Substances 0.000 claims abstract description 22
- 238000000465 moulding Methods 0.000 claims abstract description 9
- 238000001746 injection moulding Methods 0.000 abstract description 7
- 238000007493 shaping process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005034 decoration Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to it is a kind of can local replacing chair injection mold, belong to technical field of mold, it is solved in the prior art, and chair mold is at high cost, the long problem of mould replacing time.Originally can local replacing chair injection mold, including moving template, solid plate, the molding cavity plate of chair body, punch-pin, side core drawing structure and demolding structure are equipped between moving template and solid plate, moving template is equipped with chair back cavity plate, solid plate is equipped with chair back punch-pin, chair back cavity plate is removably connected on moving template, chair back punch-pin is removably connected on solid plate, chair back punch-pin side is equipped with side ejecting mechanism, chair back male bottom is equipped with bottom ejecting mechanism, and bottom ejecting mechanism is set in the relief hole that solid plate side opens up.The chair back mold of this injection mold is replaceable, facilitates the chair of injection molding different shaping, has saved die cost, improved mold changing speed.
Description
Technical field
The utility model belongs to technical field of mold, is related to a kind of plastic mould, especially it is a kind of can local replacing chair
Sub- injection mold.
Background technique
Injection mold is a kind of tool for producing plasthetics；Also plasthetics complete structure and accurate dimension are to confer to
Tool.Injection molding is a kind of processing method used when producing certain complex-shaped components in batches.It refers specifically to melt heated
Material die cavity is injected by high pressure, after cooling and solidifying, obtain formed products.For large injection mold, since its structure is complicated,
Core-pulling mechanism is more, and cast gate is more, takes considerable time when often leading to need to change the mold and energy, and for some product specification phases
Together, when only part decoration needs to change, the production of same mold production different model can be realized by part replacement mold insert
Product, but part replacement at present is only for the replacement lesser mold insert of range.And when needing to replace for specification part larger in product,
Due to finished product structure complexity, simple mold insert of replacing is easy to cause finished product that can not demould, and the large mold mold changing period is long in addition, because
This cannot achieve the part replacement of big specification mold insert.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, propose it is a kind of can local replacing chair
Sub- injection mold.
The purpose of this utility model can be realized by the following technical scheme: it is a kind of can local replacing chair injection mould
Tool, including moving template, solid plate are equipped with the molding cavity plate of chair body, punch-pin, side pumping between the moving template and solid plate
Cored structure and demolding structure, the moving template are equipped with chair back cavity plate, and the solid plate is equipped with chair back punch-pin, described
Chair back cavity plate is removably connected on moving template, and the chair back punch-pin is removably connected on solid plate, and the chair back is convex
Mould side is equipped with side ejecting mechanism, and the chair back male bottom is equipped with bottom ejecting mechanism, the bottom ejecting mechanism
It is set in the relief hole that solid plate side opens up.
Chair body and the chair back constitute two big main components of chair, and chair body includes panel and four legs, chair master
The effect of body is to provide main support, and the effect of the chair back is to provide back support, and the engraved structure in chair back center also
Decoration function is played, therefore the Art Design of the chair back is realized by the hollow out flower pattern on the chair back mostly, therefore and chair
In the identical situation of main structure, the shared chair body of chair of different flower pattern is can be realized in the mold for only needing to change back portion
The shot of mold, the chair back is larger, can only replace partial structurtes using the replacement of common mold insert, cannot achieve big specification mold
Demoulding, therefore the application sets detachable for chair back mold, and side ejecting mechanism and bottom ejecting mechanism is arranged, it is convenient
The replacement of large mold and the demoulding of finished product.
It is above-mentioned can be in the chair injection mold of local replacing, the bottom ejecting mechanism is two.
It is above-mentioned can be in the chair injection mold of local replacing, the bottom ejecting mechanism includes the first stepping electricity
Machine is fixed with nut on first stepper motor output shaft, is equipped with bottom ejector beam, the bottom in the nut
Ejector beam lower end is equipped with external screw thread, and the screw thread is connect with nut thread.Using the rotation of the first stepper motor, so that nut
It drives ejector beam to stretch out, so that finished product be ejected, completes smoothly demoulding.
It is above-mentioned can be in the chair injection mold of local replacing, the side ejecting mechanism includes the second stepping electricity
Machine is fixed with nut on the second stepper motor output shaft, is equipped with side ejector beam, the bottom in the nut
Ejector beam lower end is equipped with external screw thread, and the screw thread is connect with nut thread.
Using the rotation of the first stepper motor, so that nut drives ejector beam to stretch out, so that finished product be ejected, complete smooth
Demoulding.The flower pattern of the different chair back is different, and ejection height and ejection position are also different, therefore using bottom ejecting mechanism using step
Into motor and bottom ejector beam and according to require adjustment ejection cycle and ejection height, side ejecting mechanism be directly arranged at the chair back
On punch-pin, the installation site and side liftout pole length of change stepper motor can be required according to side ejection position.
It is above-mentioned can be in the chair injection mold of local replacing, the side ejecting mechanism is fixed on chair back punch-pin
On.According to different chair back punch-pin, the side ejecting mechanism for different location of arranging in pairs or groups facilitates side ejector beam to withstand on neither influence appearance
The position of energy sufficiently stress again.
It is above-mentioned can be in the chair injection mold of local replacing, shunting that the chair back punch-pin and chair back cavity plate are formed
Road is communicated with the runner that the punch-pin of the chair body and cavity plate are formed.Because chair uses one-pass molding, therefore chair master
The runner of body and the chair back communicates, so that chair leg and the chair back are in integral type, promotes the structural stability of chair.
Compared with prior art, originally can the chair injection mold of local replacing chair body and the chair back are combined into one
Formula, chair back mold is replaceable, facilitates the chair of injection molding different shaping, has on the one hand saved die cost, on the other hand improved
Speed is changed the mold, original one set of die of replacing needs 3-4 hours, and mould replacing time can be foreshortened to 40 points by only replacing chair back mold
Clock substantially increases mold changing efficiency.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is that the utility model removes the schematic perspective view after moving template and chair back cavity plate；
Fig. 3 is the structural schematic diagram of side ejecting mechanism in the utility model.
In figure, 1, moving template；2, solid plate；21, relief hole；3, chair back cavity plate；4, chair back punch-pin；5, side ejector
Structure；51, second stepper motor；52, side ejector beam；53, nut；6, bottom ejecting mechanism；61, the first stepper motor；7, divide
Runner.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1-3, originally can the chair injection mold of local replacing include moving template 1, solid plate 2, the dynamic model
The molding cavity plate of chair body, punch-pin, side core drawing structure and demolding structure are equipped between plate 1 and solid plate 2, which is characterized in that
The moving template 1 is equipped with chair back cavity plate 3, and the solid plate 2 is equipped with chair back punch-pin 4, and the chair back cavity plate 3 is removable
It unloads and is connected on moving template 1, the chair back punch-pin 4 is removably connected on solid plate 2, and 4 side of chair back punch-pin is set
There is side ejecting mechanism 5,4 bottom of chair back punch-pin is equipped with bottom ejecting mechanism 6, and the bottom ejecting mechanism 6 is arranged
In in the relief hole that 2 side of solid plate opens up.The bottom ejecting mechanism 6 is two, and the bottom ejecting mechanism 6 includes
First stepper motor 61 is fixed with nut 53 on first stepper motor, 61 output shaft, is equipped with bottom in the nut 53
Portion's ejector beam, the bottom ejector beam lower end are equipped with external screw thread, and the screw thread is threadedly coupled with nut 53.Utilize the first step
Into the rotation of motor 61, so that nut 53 drives ejector beam to stretch out, so that finished product be ejected, smoothly demoulding is completed.The side
Portion's ejecting mechanism 5 includes second stepper motor 51, is fixed with nut 53 on 51 output shaft of second stepper motor, described
Side ejector beam 52 is equipped in nut 53, the bottom ejector beam lower end is equipped with external screw thread, the screw thread and 53 spiral shell of nut
Line connection.
Chair body and the chair back constitute two big main components of chair, and chair body includes panel and four legs, chair master
The effect of body is to provide main support, and the effect of the chair back is to provide back support, and the engraved structure in chair back center also
Decoration function is played, therefore the Art Design of the chair back is realized by the hollow out flower pattern on the chair back mostly, therefore and chair
In the identical situation of main structure, the shared chair body of chair of different flower pattern is can be realized in the mold for only needing to change back portion
The shot of mold, the chair back is larger, can only replace partial structurtes using the replacement of common mold insert, cannot achieve big specification mold
Demoulding, therefore the application sets detachable for chair back mold, and side ejecting mechanism 5 and bottom ejecting mechanism 6 is arranged, side
Just the demoulding of the replacement of large mold and finished product.
Using the rotation of the first stepper motor 61, so that nut 53 drives ejector beam to stretch out, so that finished product be ejected, complete
Smoothly demoulding.The flower pattern of the different chair back is different, and ejection height and ejection position are also different, therefore uses bottom ejecting mechanism 6
Using stepper motor and bottom ejector beam and according to require adjustment ejection cycle and ejection height, side ejecting mechanism 5 directly set
It is placed on chair back punch-pin 4, can be required the installation site of change stepper motor and side ejector beam 52 long according to side ejection position
Degree.The side ejecting mechanism 5 is fixed on chair back punch-pin 4.According to different chair back punch-pin 4, the side for different location of arranging in pairs or groups
Ejecting mechanism 5, facilitating side ejector beam 52 to withstand on neither influences appearance and the position of energy sufficiently stress.
Originally can be in the chair injection mold of local replacing, runner 7 that the chair back punch-pin 4 and chair back cavity plate 3 are formed
The runner 7 formed with the punch-pin of the chair body and cavity plate communicates.Because chair uses one-pass molding, therefore chair body
It is communicated with the runner 7 of the chair back, so that chair leg and the chair back are in integral type, promotes the structural stability of chair.
In use, selected chair back cavity plate 3 is fixed by bolts on moving template 1 first, chair back punch-pin 4 is passed through into spiral shell
Bolt is fixed on solid plate 2, after the completion of fixed, on the runner 7 and chair body that chair back punch-pin 4 and chair back cavity plate 3 are formed
Runner 7 is in integral type, then side ejecting mechanism 5 is mounted on 4 side of chair back punch-pin by gapless, so far completes mold
Mold, is then installed in injection molding machine and starts injection molding by assembly, and after completing primary injection molding, moving template 1 is opened, bottom liftout
The molding chair back is detached from chair back punch-pin 4 by mechanism action, and then side material jacking mechanism acts, and the chair back is pushed to side, then
The demolding structure of mold completes the demoulding of chair body.When needing replacing chair back mold, without removing mold entirety, need to only it infuse
Chair back cavity plate 3 and chair back punch-pin 4 are disassembled to the chair back punch-pin 4 and chair back cavity plate 3 more renewed, for difference on molding machine
Chair back moulding, corresponding side top-pressure mechanism position is designed, so that side top-pressure mechanism presses against chair back side intensity
Height, the position of uniform force.
Originally can the chair injection mold of local replacing chair body and the chair back are combined into one formula, chair back mold can be more
It changes, facilitates the chair of injection molding different shaping, on the one hand saved die cost, on the other hand improved mold changing speed, Yuan Xiangeng
Transducer set mold needs 3-4 hours, and mould replacing time can be foreshortened to 40 minutes by only replacing chair back mold, substantially increases mold changing
Efficiency.Originally can local replacing chair injection mold power mechanism independently drive parting sliding block 3 act so that mold can realize it is more
The parting of angle improves the stability of core pulling action using the guiding role of auxiliary guide mechanism, ensure that it uses the longevity
Life.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. one kind can local replacing chair injection mold, including moving template, solid plate, between the moving template and solid plate
Equipped with the molding cavity plate of chair body, punch-pin, side core drawing structure and demolding structure, which is characterized in that set on the moving template
There is chair back cavity plate, the solid plate is equipped with chair back punch-pin, and the chair back cavity plate is removably connected on moving template, described
Chair back punch-pin be removably connected on solid plate, the chair back punch-pin side be equipped with side ejecting mechanism, the chair back
Male bottom is equipped with bottom ejecting mechanism, and the bottom ejecting mechanism is set in the relief hole that solid plate side opens up.
2. it is according to claim 1 can local replacing chair injection mold, it is characterised in that: the bottom ejector
Structure includes the first stepper motor, and nut is fixed on first stepper motor output shaft, is equipped with bottom in the nut
Ejector beam, the bottom ejector beam lower end are equipped with external screw thread, and the screw thread is connect with nut thread.
3. it is according to claim 2 can local replacing chair injection mold, it is characterised in that: the bottom ejector
Structure is two.
4. it is according to claim 1 or 2 or 3 can local replacing chair injection mold, it is characterised in that: the side
Ejecting mechanism includes second stepper motor, and nut is fixed on the second stepper motor output shaft, is set in the nut
There is side ejector beam, the bottom ejector beam lower end is equipped with external screw thread, and the screw thread is connect with nut thread.
5. it is according to claim 4 can local replacing chair injection mold, it is characterised in that: the side ejector
Structure is fixed on chair back punch-pin.
6. it is according to claim 1 or 2 or 3 can local replacing chair injection mold, it is characterised in that: the chair back
The runner that punch-pin and chair back cavity plate are formed is communicated with the runner that the punch-pin of the chair body and cavity plate are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821934987.4U CN209335988U (en) | 2018-11-22 | 2018-11-22 | Can local replacing chair injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821934987.4U CN209335988U (en) | 2018-11-22 | 2018-11-22 | Can local replacing chair injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209335988U true CN209335988U (en) | 2019-09-03 |
Family
ID=67749055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821934987.4U Expired - Fee Related CN209335988U (en) | 2018-11-22 | 2018-11-22 | Can local replacing chair injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209335988U (en) |
-
2018
- 2018-11-22 CN CN201821934987.4U patent/CN209335988U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 318000 No. 111 Minxing Road, Xinqian Street, Huangyan District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Leifeng mould Co.,Ltd. Address before: 318000 No. 111 Minxing Road, Xinqian Street, Huangyan District, Taizhou City, Zhejiang Province Patentee before: TAIZHOU HUANGYAN LEFN MOULD Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190903 |