CN214239337U - Injection mold with improved structure - Google Patents
Injection mold with improved structure Download PDFInfo
- Publication number
- CN214239337U CN214239337U CN202022364585.9U CN202022364585U CN214239337U CN 214239337 U CN214239337 U CN 214239337U CN 202022364585 U CN202022364585 U CN 202022364585U CN 214239337 U CN214239337 U CN 214239337U
- Authority
- CN
- China
- Prior art keywords
- core
- mold
- pulling
- insert
- movable block
- 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.)
- Active
Links
Images
Abstract
The utility model discloses an injection mold with improved structure, which comprises a front mold component and a rear mold component, wherein the front mold component comprises a front template and a front mold forming insert, and the rear mold component comprises a rear template and a rear mold forming insert; the injection mold also comprises a side core-pulling mechanism and a longitudinal core-pulling assembly, wherein the side core-pulling mechanism comprises a shovel and a core-pulling slide block, and the front mold forming insert, the rear mold forming insert and the core-pulling slide block are enclosed into an injection molding cavity; the longitudinal core-pulling assembly comprises a forming insert pin which is vertical to the moving direction of the core-pulling slide block, the forming insert pin is embedded in an insert pin mounting hole of the core-pulling slide block, and a spring is sleeved on the forming insert pin; the rear template is provided with a movable block which moves along the moving direction of the core-pulling slide block and is driven by a driving mechanism, and the front surface of the movable block is provided with a contact plane and a contact inclined plane. Through the structure design, the utility model has the advantages of novel in design, simple structure, reliable and stable nature are good.
Description
Technical Field
The utility model relates to an injection mold technical field especially relates to a construction improvement's injection mold.
Background
Many plastic products have similar groove shapes, and the demolding motion track of the groove is perpendicular to the motion track of the core-pulling slide block, that is, the core-pulling action cannot be completed by a single slide block.
Aiming at the condition that the demoulding motion trail of the plastic part groove and the motion trail of the core-pulling slide block are vertically crossed, in order to ensure the use function of a plastic product and not change the shape of the product, the structural design of the existing injection mould is often more complex, so that the mould cost is increased, and the stability and the reliability are reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a construction improvement's injection mold to prior art not enough, this construction improvement's injection mold novel in design, simple structure, reliable and stable nature are good.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
An injection mold with improved structure comprises a front mold component and a rear mold component which is positioned at the rear end side of the front mold component and is matched with the front mold component; the front mold assembly comprises a front mold plate, the front mold plate is provided with a front mold insert accommodating cavity which is opened towards the back, and a front mold forming insert is embedded in the front mold insert accommodating cavity of the front mold plate; the rear die assembly comprises a rear die plate, the rear die plate is provided with a rear die insert accommodating cavity with a forward opening, and a rear die forming insert is embedded in the rear die insert accommodating cavity of the rear die plate;
the injection mold also comprises a side core-pulling mechanism, wherein the side core-pulling mechanism comprises a chicken shovel arranged on the front template and a core-pulling slide block arranged on the rear template and matched with the chicken shovel, and the front mold forming insert, the rear mold forming insert and the core-pulling slide block are enclosed into an injection molding cavity;
the injection mold with the improved structure also comprises a longitudinal core-pulling assembly, wherein the longitudinal core-pulling assembly comprises a forming insert pin which is vertical to the moving direction of the core-pulling slide block, the core-pulling slide block is provided with an insert pin mounting hole which is completely penetrated in the front and back direction corresponding to the forming insert pin, the forming insert pin is embedded in the insert pin mounting hole of the core-pulling slide block, and the forming insert pin is sleeved with a spring which pushes the forming insert pin backwards; the rear template is provided with a movable block which moves along the moving direction of the core-pulling slide block, the rear template is provided with a driving mechanism corresponding to the movable block, the driving mechanism is in driving connection with the movable block, and the front surface of the movable block is provided with a contact plane and a contact inclined plane; when the lower end of the molding insert pin is contacted with the contact plane of the movable block, the front end part of the molding insert pin exits the injection molding cavity; when the lower end of the molding insert pin is in contact with the contact inclined plane of the movable block, the front end part of the molding insert pin extends into the injection molding cavity.
The middle part of the molding insert pin is provided with an insert pin retaining shoulder, the spring is sleeved at the upper end part of the molding insert pin, the lower end part of the spring is abutted against the insert pin retaining shoulder, and the upper end part of the spring is abutted against the core-pulling sliding block.
The driving mechanism comprises a driving cylinder which is screwed on the rear template, and the extending end part of a piston rod of the driving cylinder is connected with the movable block.
The rear template is provided with a guide groove extending along the moving direction of the movable block, the movable block is provided with a guide part corresponding to the guide groove, and the guide part of the movable block is embedded in the guide groove of the rear template.
The utility model has the advantages that: the utility model relates to an injection mold with improved structure, which comprises a front mold component and a rear mold component which is positioned at the rear end side of the front mold component and is matched with the front mold component; the front mold assembly comprises a front mold plate, the front mold plate is provided with a front mold insert accommodating cavity which is opened towards the back, and a front mold forming insert is embedded in the front mold insert accommodating cavity of the front mold plate; the rear die assembly comprises a rear die plate, the rear die plate is provided with a rear die insert accommodating cavity with a forward opening, and a rear die forming insert is embedded in the rear die insert accommodating cavity of the rear die plate; the injection mold also comprises a side core-pulling mechanism, wherein the side core-pulling mechanism comprises a chicken shovel arranged on the front template and a core-pulling slide block arranged on the rear template and matched with the chicken shovel, and the front mold forming insert, the rear mold forming insert and the core-pulling slide block are enclosed into an injection molding cavity; the injection mold with the improved structure also comprises a longitudinal core-pulling assembly, wherein the longitudinal core-pulling assembly comprises a forming insert pin which is vertical to the moving direction of the core-pulling slide block, the core-pulling slide block is provided with an insert pin mounting hole which is completely penetrated in the front and back direction corresponding to the forming insert pin, the forming insert pin is embedded in the insert pin mounting hole of the core-pulling slide block, and the forming insert pin is sleeved with a spring which pushes the forming insert pin backwards; the rear template is provided with a movable block which moves along the moving direction of the core-pulling slide block, the rear template is provided with a driving mechanism corresponding to the movable block, the driving mechanism is in driving connection with the movable block, and the front surface of the movable block is provided with a contact plane and a contact inclined plane; when the lower end of the molding insert pin is contacted with the contact plane of the movable block, the front end part of the molding insert pin exits the injection molding cavity; when the lower end of the molding insert pin is in contact with the contact inclined plane of the movable block, the front end part of the molding insert pin extends into the injection molding cavity. Through the structure design, the utility model has the advantages of novel in design, simple structure, reliable and stable nature are good.
Drawings
The invention will be further described with reference to the drawings, but the embodiments in the drawings do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of the present invention.
In fig. 1, included are:
1-front mould assembly 11-front mould plate
111-front mould insert accommodating cavity 12-front mould forming insert
2-rear mould assembly 21-rear mould plate
211-rear mould insert holding cavity 22-rear mould forming insert
3-side core-pulling mechanism 31-chicken shovel
32-core pulling slide block 321-slide block mounting hole
4-longitudinal loose core assembly 41-forming insert pin
411-insert stop shoulder 42-spring
43-Movable Block 431-contact plane
432-contact ramp.
Detailed Description
The present invention will be described with reference to specific embodiments.
As shown in fig. 1, an injection mold with improved structure comprises a front mold assembly 1, a rear mold assembly 2 located at the rear end side of the front mold assembly 1 and matched with the front mold assembly 1; the front mold assembly 1 comprises a front mold plate 11, the front mold plate 11 is provided with a front mold insert accommodating cavity 111 which is opened towards the back, and a front mold forming insert 12 is embedded in the front mold insert accommodating cavity 111 of the front mold plate 11; the rear mold assembly 2 comprises a rear mold plate 21, the rear mold plate 21 is provided with a rear mold insert accommodating cavity 211 with a forward opening, and a rear mold forming insert 22 is embedded in the rear mold insert accommodating cavity 211 of the rear mold plate 21.
The injection mold further comprises a side core-pulling mechanism 3, wherein the side core-pulling mechanism 3 comprises a shovel pin 31 arranged on the front template 11 and a core-pulling slide block 32 arranged on the rear template 21 and matched with the shovel pin 31, and the front mold forming insert 12, the rear mold forming insert 22 and the core-pulling slide block 32 are enclosed together to form an injection molding cavity.
Further, the injection mold with the improved structure further comprises a longitudinal core-pulling assembly 4, wherein the longitudinal core-pulling assembly 4 comprises a forming insert pin 41 which is perpendicular to the moving direction of the core-pulling slider 32, the core-pulling slider 32 is provided with an insert pin mounting hole which is completely penetrated in the front and back direction corresponding to the forming insert pin 41, the forming insert pin 41 is embedded in the insert pin mounting hole of the core-pulling slider 32, and the forming insert pin 41 is sleeved with a spring 42 which pushes the forming insert pin 41 backwards; the rear mold plate 21 is provided with a movable block 43 which moves along the moving direction of the core-pulling slide block 32, the rear mold plate 21 is provided with a driving mechanism corresponding to the movable block 43, the driving mechanism is in driving connection with the movable block 43, and the front surface of the movable block 43 is provided with a contact plane 431 and a contact inclined plane 432; when the lower end of the molding insert 41 is in contact with the contact plane 431 of the movable block 43, the front end of the molding insert 41 exits the injection molding cavity; when the lower end of the molding insert 41 is in contact with the contact slope 432 of the movable block 43, the front end of the molding insert 41 protrudes into the injection molding cavity.
It should be explained that the spring 42 of the present invention is installed on the molding insert 41 in the following manner: an insert pin shoulder 411 is arranged in the middle of the molding insert pin 41, the spring 42 is sleeved at the upper end of the molding insert pin 41, the lower end of the spring 42 is abutted against the insert pin shoulder 411, and the upper end of the spring 42 is abutted against the core-pulling slide block 32.
Preferably, the driving mechanism comprises a driving cylinder screwed to the rear mold plate 21, and the extending end of the piston rod of the driving cylinder is connected with the movable block 43. The utility model discloses a movable block 43 drives and realizes removing through driving actuating cylinder, for guaranteeing that movable block 43 steadily removes reliably, the utility model discloses a following guide structure designs, and is concrete: the rear template 21 is provided with a guide groove extending along the moving direction of the movable block 43, the movable block 43 is provided with a guide part corresponding to the guide groove, and the guide part of the movable block 43 is embedded in the guide groove of the rear template 21.
During the operation of moulding plastics, the utility model discloses work according to following step, it is specific:
a. the mold is closed, the rear mold component 2 moves forwards under the action of the mold closing thrust, the front mold component 1 and the rear mold component 2 are closed, and the front mold molding insert 12, the rear mold molding insert 22 and the core-pulling slide block 32 are enclosed to form an injection molding cavity;
b. after the front mold forming insert 12, the rear mold forming insert 22 and the core-pulling slide block 32 are closed in place, the driving cylinder acts and pushes the movable block 43 to move, the movable block 43 moves towards the front forming insert pin 41 through the contact inclined plane 432, and the front end part of the forming insert pin 41 extends into the injection molding cavity, and at the moment, the spring 42 is compressed;
c. opening the mold after injection molding, wherein the driving cylinder acts first and pushes the movable block 43 to move, so that the contact inclined plane 432 of the movable block 43 retreats from the lower end of the molding insert pin 41 and the contact plane 431 contacts with the lower end of the molding insert pin 41, and in the process, the return elastic force of the spring 42 gradually retreats the molding insert pin 41 from the plastic part;
d. after the molding insert pin 41 is completely withdrawn from the plastic part, the shovel 31 drives the core-pulling slider 32 to move outwards, in the process, the molding insert pin 41 moves synchronously with the core-pulling slider 32, and the lower end of the molding insert pin 41 moves along the contact plane 431 of the movable block 43 until the core-pulling slider 32 is withdrawn from the plastic part.
Synthesize the above-mentioned condition and know, through above-mentioned structural design, the utility model has the advantages of novel in design, simple structure, reliable and stable nature are good.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (4)
1. The utility model provides a construction improvement's injection mold which characterized in that: comprises a front mould component (1) and a rear mould component (2) which is positioned at the rear end side of the front mould component (1) and is matched with the front mould component (1); the front mold assembly (1) comprises a front mold plate (11), the front mold plate (11) is provided with a front mold insert accommodating cavity (111) with a backward opening, and a front mold forming insert (12) is embedded in the front mold insert accommodating cavity (111) of the front mold plate (11); the rear die assembly (2) comprises a rear die plate (21), the rear die plate (21) is provided with a rear die insert accommodating cavity (211) with a forward opening, and a rear die forming insert (22) is embedded in the rear die insert accommodating cavity (211) of the rear die plate (21);
the injection mold further comprises a side core-pulling mechanism (3), wherein the side core-pulling mechanism (3) comprises a shovel pin (31) arranged on the front template (11) and a core-pulling slide block (32) arranged on the rear template (21) and matched with the shovel pin (31), and an injection molding cavity is enclosed by the front mold molding insert (12), the rear mold molding insert (22) and the core-pulling slide block (32);
the injection mold with the improved structure further comprises a longitudinal core-pulling assembly (4), wherein the longitudinal core-pulling assembly (4) comprises a forming insert pin (41) which is perpendicular to the moving direction of the core-pulling sliding block (32), the core-pulling sliding block (32) is provided with an insert pin mounting hole which is completely penetrated in the front and back direction corresponding to the forming insert pin (41), the forming insert pin (41) is embedded in the insert pin mounting hole of the core-pulling sliding block (32), and a spring (42) which pushes the forming insert pin (41) backwards is sleeved on the forming insert pin (41); the rear template (21) is provided with a movable block (43) which moves along the moving direction of the core-pulling sliding block (32), the rear template (21) is provided with a driving mechanism corresponding to the movable block (43), the driving mechanism is in driving connection with the movable block (43), and the front surface of the movable block (43) is provided with a contact plane (431) and a contact inclined plane (432); when the lower end of the molding insert (41) is in contact with the contact plane (431) of the movable block (43), the front end of the molding insert (41) exits the injection molding cavity; when the lower end of the molding insert pin (41) is in contact with the contact inclined surface (432) of the movable block (43), the front end portion of the molding insert pin (41) is inserted into the injection molding cavity.
2. The improved injection mold as claimed in claim 1, wherein: the middle part of needle (41) is inlayed in the shaping is provided with and inlays needle fender shoulder (411), the upper end of needle (41) is inlayed in the shaping to spring (42) suit, and the lower tip and the inlaying needle of spring (42) keep off shoulder (411) butt, the upper end of spring (42) with the slider of loosing core (32) butt.
3. The improved injection mold as claimed in claim 1, wherein: the driving mechanism comprises a driving cylinder which is screwed on the rear template (21), and the extending end part of a piston rod of the driving cylinder is connected with the movable block (43).
4. The improved injection mold as claimed in claim 1, wherein: the rear template (21) is provided with a guide groove extending along the moving direction of the movable block (43), the movable block (43) is provided with a guide part corresponding to the guide groove, and the guide part of the movable block (43) is embedded in the guide groove of the rear template (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022364585.9U CN214239337U (en) | 2020-10-22 | 2020-10-22 | Injection mold with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022364585.9U CN214239337U (en) | 2020-10-22 | 2020-10-22 | Injection mold with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214239337U true CN214239337U (en) | 2021-09-21 |
Family
ID=77729967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022364585.9U Active CN214239337U (en) | 2020-10-22 | 2020-10-22 | Injection mold with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214239337U (en) |
-
2020
- 2020-10-22 CN CN202022364585.9U patent/CN214239337U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106313448A (en) | Side core-pulling anti-collision mechanism of injection mold cavity | |
| CN210415374U (en) | Injection mold oblique top spring combination long distance side mechanism of loosing core | |
| CN206217087U (en) | Molding mold cavity side core-pulling anticollision mechanism | |
| CN201573300U (en) | Angular core-pulling mechanism used for moulds | |
| CN211440981U (en) | Slide block mechanism for insert injection molding | |
| CN214239337U (en) | Injection mold with improved structure | |
| CN108215092B (en) | Dual-color injection mold structure with delayed core pulling function and mold opening and closing method | |
| CN211891787U (en) | Injection mold core-pulling mechanism with slide self-locking structure | |
| CN212979108U (en) | Seesaw core-pulling mechanism applied to injection mold | |
| CN201659670U (en) | Lateral and inclined core-pulling structure and injection mold | |
| CN210415375U (en) | Core pulling mechanism for inclined guide post and inclined hole of spring on outer side of fixed die of injection mold | |
| CN212094281U (en) | Sliding block core-pulling mechanism in die-casting die | |
| CN214605681U (en) | Novel injection mold | |
| CN204725803U (en) | A kind of pickup structure with moving core injection mould | |
| CN211941902U (en) | Core-pulling sliding block mechanism applied to bumper mold | |
| CN212579141U (en) | Injection molding product back-off mold insert mechanism | |
| CN209832483U (en) | Mould inscribe runner mould | |
| CN208827004U (en) | It is a kind of first give up the throne after return double angle slide block mechanisms | |
| CN210362296U (en) | Three-slider linkage core-pulling die structure | |
| CN108973040A (en) | It is a kind of first give up the throne after return double angle slide block mechanisms | |
| CN215512003U (en) | Double-colored product mould thimble structure | |
| CN214137119U (en) | Novel spring core-pulling mechanism | |
| CN215849426U (en) | Compound side direction injection mould of loosing core | |
| CN219947107U (en) | Slide glue feeding die structure | |
| CN218019900U (en) | Precise plastic mould slide two-stage core-pulling and resetting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |