CN215969898U - Front template slide needle driving mechanism for injection mold - Google Patents
Front template slide needle driving mechanism for injection mold Download PDFInfo
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- CN215969898U CN215969898U CN202122546113.XU CN202122546113U CN215969898U CN 215969898 U CN215969898 U CN 215969898U CN 202122546113 U CN202122546113 U CN 202122546113U CN 215969898 U CN215969898 U CN 215969898U
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Abstract
The utility model discloses a front template slide needle driving mechanism for an injection mold, which comprises slide positions, a linear driving unit, a push-pull plate and a pull rod, wherein the slide positions are arranged in a slide guide groove of a front template in a sliding manner, the number of the slide positions is multiple and the slide positions are symmetrically arranged along the longitudinal central line of the front template, and slide needles inserted into a mold cavity are arranged on the inner sides of the slide positions; two pull rod guide grooves are symmetrically arranged on the two sides of the longitudinal center line of the front template, the pull rods slide along the pull rod guide grooves in a guiding mode, one ends of the two pull rods, extending out of the front template, are connected with a push-pull plate, and the working end of the linear driving unit is connected with the push-pull plate; a guide groove is formed in the upper surface of the pull rod below the slide, and the guide groove is arranged in an inward inclined mode towards one end of the push-pull plate; the slide bottom is provided with the direction slider, and direction slider direction sliding connection is in the guide way. The front template slide needle driving mechanism for the injection mold can simultaneously loose cores and reset a plurality of slide needles in the front template, saves the installation space and simplifies the mold structure.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a front template slide needle driving mechanism for an injection mold.
Background
Currently, injection molds are tools used in the plastic processing industry to match plastic molding machines to impart a complete configuration and precise dimensions to plastic articles. When a plurality of slide needles are needed for molding products to be injection molded, a plurality of slide and slide driving oil cylinders are often needed to be arranged, and a mold with a compact structure often needs to be provided with too many core pulling oil cylinders, so that the products are not easy to arrange.
Therefore, it is necessary to develop a front mold plate slide needle driving mechanism for an injection mold in view of the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a front template slide needle driving mechanism for an injection mold, which can simultaneously loose and reset a plurality of slide needles in a front template, save installation space and simplify the mold structure.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model relates to a front template slide needle driving mechanism for an injection mold, which is arranged on a front template and comprises slide, a linear driving unit, a push-pull plate and a pull rod, wherein the slide is guided and slidably arranged in a slide guide groove of the front template, a plurality of slide are arranged symmetrically along the longitudinal central line of the front template, and slide needles inserted into a mold core cavity are arranged on the inner side of the slide; two pull rod guide grooves are symmetrically formed in the two sides of the longitudinal center line of the front template, the pull rods slide along the pull rod guide grooves in a guiding mode, one ends of the two pull rods, extending out of the front template, are connected with the push-pull plate, and the working end of the linear driving unit is connected with the push-pull plate; a guide groove is formed in the upper surface of the pull rod below the slide, and the guide groove is arranged towards one end of the push-pull plate in an inward inclined mode; the slide guide device is characterized in that a guide slide block is arranged at the bottom of the slide way and is in guide sliding connection with the guide groove.
Further, the linear driving unit is installed on the outer side of the short side of the front template through a support structure, and the linear driving unit is an air cylinder, an oil cylinder or an electric push rod.
Further, the supporting structure comprises a flange plate, mounting columns and long bolts, the flange plate is connected with the front end of the linear driving unit through the flange bolts, the long bolts penetrate through the mounting columns and are in threaded connection with bolt bottom holes of the front template, and the number of the mounting columns is two and the mounting columns are symmetrically arranged along the longitudinal center line of the front template.
The device further comprises a limiting assembly, wherein the limiting assembly comprises an installation rod, a limiting stop, a travel switch installation plate and a travel switch, the root of the installation rod is connected to the rear part of one end of the push-pull plate, and the limiting stop is installed at the extending end of the installation rod; travel switch mounting panel root is connected flange board one end, two travel switch passes through the L frame and installs travel switch mounting panel lateral surface, limit stop probes into and probes into between the travel switch, travel switch electric connection is to in the board control electric box.
The push-pull plate is characterized by further comprising a plurality of buffer cushion blocks, wherein the buffer cushion blocks are connected to the two large side faces of the push-pull plate through sunk screws, and the number of the buffer cushion blocks is a plurality of buffer cushion blocks and the buffer cushion blocks are arranged at equal intervals along the length direction.
Furthermore, pressing blocks are arranged above two sides of the slide, and the pressing blocks are arranged on the front template and face one side of the slide to be provided with a guide pressing groove.
Compared with the prior art, the utility model has the beneficial technical effects that:
the front template slide needle driving mechanism for the injection mold has the beneficial effects that:
according to the front template slide needle driving mechanism for the injection mold, the inclined guide groove is formed in the upper surface of the pull rod, the pull rod is driven by the linear driving unit to slide back and forth along the pull rod guide groove, and the guide slide block in the guide groove drives the slide to move back and forth along the slide guide groove to perform core pulling and resetting actions of the slide needle. Four or more slide positions are driven by the pull rods on the two sides simultaneously, and the purpose that one driving source drives the slide needles on multiple positions to act simultaneously can be achieved. The front template slide needle driving mechanism for the injection mold can simultaneously loose cores and reset a plurality of slide needles in the front template, saves the installation space and simplifies the mold structure.
In addition, through setting up the supporting structure is installed the sharp drive unit in the short side outside of preceding template, is convenient for realize that sharp drive unit moves with preceding template and makes the drawing of patterns and the action that resets for the drive is more reliable. The support structure is formed by the flange plate and the mounting upright column, is stable and reliable, can guide the push-pull plate, prevents the linear driving unit from extending out of the working end to bear lateral force, protects the linear driving unit, and prolongs the service life of equipment. Through setting up spacing subassembly, utilize travel switch to gather the stroke displacement signal of push-and-pull board, be convenient for integrate to the control system of board and carry out electrical control. The position of the mounting rod is mounted by adjusting the limit stop, so that the induction position can be flexibly adjusted to adapt to the mounting position of the travel switch. Through the arrangement of the buffer cushion blocks, buffer cushions can be formed on two large side faces of the push-pull plate, and when the push-pull plate is driven by the linear driving unit to impact the front template or the flange plate, buffer protection is formed, so that the die is prevented from being damaged by vibration and impact. Through the setting of briquetting, can the direction push down the line position, it is ejecting upwards to avoid the line position to receive pull rod drive time.
Drawings
The utility model is further illustrated in the following description with reference to the drawings.
FIG. 1 is a schematic cross-sectional view of an injection mold equipped with a front mold plate slide needle driving mechanism for an injection mold according to the present invention;
FIG. 2 is a schematic top view of the front mold plate slide needle driving mechanism for an injection mold according to the present invention;
fig. 3 is a partially enlarged schematic structural view of a portion I in fig. 2.
Description of reference numerals: 1. a front template; 101. a pull rod guide groove; 102. a line guide groove; 2. a row bit; 201. a slide needle; 202. a guide slider; 3. briquetting; 4. a mold core; 5. a cylinder; 6. a flange plate; 7. mounting the upright post; 8. a push-pull plate; 9. a pull rod; 901. a guide groove; 10. mounting a rod; 11. a limit stop block; 12. a travel switch mounting plate; 13. a travel switch; 14. and a buffer block.
Detailed Description
The core of the utility model is to provide a front template slide needle driving mechanism for an injection mold, which can simultaneously loose and reset a plurality of slide needles in the front template, save installation space and simplify the mold structure.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to the drawings, FIG. 1 is a schematic cross-sectional structural view of an injection mold provided with a front template slide needle driving mechanism for the injection mold according to the present invention; FIG. 2 is a schematic top view of the front mold plate slide needle driving mechanism for an injection mold according to the present invention; fig. 3 is a partially enlarged schematic structural view of a portion I in fig. 2.
In one embodiment, as shown in fig. 1 to 3, the front mold plate slide needle driving mechanism for an injection mold of the present invention is disposed on a front mold plate 1, and includes a slide 2, a linear driving unit, a push-pull plate 8, and a pull rod 9. The row position 2 is arranged in the row guide groove 102 of the front template 1 in a guiding and sliding manner, the row positions 2 are a plurality of and are symmetrically arranged along the longitudinal center line of the front template 1, the row position needles 201 inserted into the cavity of the mold insert 4 are arranged on the inner side of the row positions 2, and more than two row position needles 201 which are arranged in parallel can be arranged on the inner side of one row position 2. The front template 1 is symmetrically provided with two pull rod guide grooves 101 at two sides of the longitudinal center line, namely the pull rod guide grooves 101 are arranged vertically to the action guide grooves 102. The pull rods 9 slide along the pull rod guide grooves 101 in a guiding mode, one ends of the two pull rods 9, extending out of the front formwork 1, are connected to the push-pull plate 8 through bolts, the working end of the linear driving unit is connected with the push-pull plate 8, and the linear driving unit can drive the push-pull plate 8 to move in a reciprocating mode. The cross section of the pull rod 9 is rectangular, a guide groove 901 is formed in the upper surface of the pull rod 9 below the slide 2, and the guide groove 901 is arranged in an inward inclined mode towards one end of the push-pull plate 8. The bottom of the slide 2 is provided with a guide slider 202, and the guide slider 202 is slidably connected in the guide groove 901 in a guiding manner.
By arranging the inclined guide groove 901 on the upper surface of the pull rod 9, the pull rod 9 slides back and forth along the pull rod guide groove 101 under the driving of the linear driving unit, and the guide slide block 202 in the guide groove 901 drives the slide 2 to move back and forth along the slide guide groove 102 to perform the core pulling and resetting actions of the slide needle 201. Four or more line positions 2 are driven by the pull rods 9 on the two sides simultaneously, and the driving source can drive the line position needles 201 at multiple positions to act simultaneously. The front template slide needle driving mechanism for the injection mold can simultaneously loose cores and reset a plurality of slide needles in the front template, saves the installation space and simplifies the mold structure.
In an embodiment of the present invention, as shown in fig. 1 and 2, the linear driving unit is mounted on the outer side of the short side of the front mold plate 1 through a bracket structure, and the linear driving unit is a cylinder 5, an oil cylinder or an electric push rod.
Specifically, as shown in fig. 1 and 2, the support structure includes a flange plate 6, mounting studs 7, and long bolts, the front end of the linear driving unit is flange-bolted to the outer side surface of the flange plate 6, the long bolts are threaded into bolt bottom holes of the front mold plate 1 through the mounting studs 7, the number of the mounting studs 7 is two, and the mounting studs 7 are symmetrically arranged along the longitudinal center line of the front mold plate 1.
Specifically, the push-pull plate 8 is provided with a guide hole at a position of the mounting pillar 7 and is capable of guiding and sliding along the mounting pillar 7.
Through setting up the supporting structure is installed the sharp drive unit in the short side outside of template 1 in the front, is convenient for realize that sharp drive unit moves together with front template 1 and makes the drawing of patterns and the action that resets for the drive is more reliable. Through flange plate 6 and installation stand 7 constitution the supporting structure, reliable and stable and can lead push-and-pull plate 8, avoid linear drive unit stretches out the work end and bears the lateral force, protected linear drive unit has improved equipment life.
In an embodiment of the present invention, as shown in fig. 1 and 2, the front mold plate slide needle driving mechanism for an injection mold of the present invention further includes a limit assembly, and the limit assembly includes a mounting rod 10, a limit stopper 11, a travel switch mounting plate 12, and a travel switch 13. The root of the mounting rod 10 is connected to the rear part of one end of the push-pull plate 8, and the limit stop 11 is mounted at the extending end of the mounting rod 10; the root of the travel switch mounting plate 12 is inserted into a mounting hole at one end of the flange plate 6, the two travel switches 13 are mounted on the outer side surface of the travel switch mounting plate 12 through an L-shaped frame, and the induction positions of the two travel switches 13 respectively correspond to the limit positions of the core pulling and resetting strokes. The limit stop 11 is inserted between the travel switches 13, and the travel switches 13 are electrically connected to the machine control electric box. The travel switch 13 is specifically an electromagnetic induction proximity switch, and when the limit stop 11 approaches the travel switch 13, a position-in electric signal is triggered.
Through setting up spacing subassembly, utilize travel switch 13 to gather the stroke displacement signal of push-and-pull plate 8, be convenient for integrate to the control system of board in carry out electrical control. By adjusting the position of the limit stop 11 mounted on the mounting rod 10, the sensing position can be flexibly adjusted to adapt to the mounting position of the travel switch 13.
In an embodiment of the present invention, as shown in fig. 1 and 2, the front mold plate slide pin driving mechanism for an injection mold further includes a plurality of buffer pads 14, the buffer pads 14 are in a short cylindrical shape, the buffer pads 14 are connected to two large side surfaces of the push-pull plate 8 through countersunk head screws at the middle position, and the plurality of buffer pads 14 are arranged at equal intervals along the length direction.
Through the arrangement of the buffer cushion blocks 14, buffer cushions can be formed on two large side surfaces of the push-pull plate 8, and when the push-pull plate 8 is driven by the linear driving unit to impact the front template 1 or the flange plate 6, buffer protection is formed, so that the mould is prevented from being damaged by vibration and impact.
In an embodiment of the present invention, as shown in fig. 3, pressing blocks 3 are disposed above both sides of the row 2, and the pressing blocks 3 are mounted on the front mold plate 1 and have guide pressing grooves on the side facing the row 2.
Through the setting of briquetting 3, can lead to and push down line position 2, upwards ejecting when avoiding line position 2 to receive pull rod 9 drive.
The front template slide needle driving mechanism for the injection mold works in a specific embodiment: when the slide needle looses the core, the air cylinder 5 acts to pull the push-pull plate 8, the push-pull plate 8 pulls the two pull rods 9 to slide outwards along the pull rod guide groove 101, and the guide slider 202 in the guide groove 901 drives the four slide positions 2 to move backwards along the slide guide groove 102 to perform the core loosing action of the slide needle 201. During the reset action, the related components move reversely.
According to the front template slide needle driving mechanism for the injection mold, the inclined guide groove 901 is formed in the upper surface of the pull rod 9, the pull rod 9 is driven by the linear driving unit to slide back and forth along the pull rod guide groove 101, and the guide slide block 202 in the guide groove 901 drives the slide 2 to move back and forth along the slide guide groove 102 to perform core pulling and resetting actions of the slide needle 201. Four or more line positions 2 are driven by the pull rods 9 on the two sides simultaneously, and the driving source can drive the line position needles 201 at multiple positions to act simultaneously. The front template slide needle driving mechanism for the injection mold can simultaneously loose cores and reset a plurality of slide needles in the front template, saves the installation space and simplifies the mold structure. In addition, through setting up the supporting structure is installed straight line drive unit in the short side outside of template 1 before, is convenient for realize that straight line drive unit moves with front template 1 and makes the drawing of patterns and the action that resets for the drive is more reliable. Through flange plate 6 and installation stand 7 constitution the supporting structure, reliable and stable and can lead push-and-pull plate 8, avoid linear drive unit stretches out the work end and bears the lateral force, protected linear drive unit has improved equipment life. Through setting up spacing subassembly, utilize travel switch 13 to gather the stroke displacement signal of push-and-pull plate 8, be convenient for integrate to the control system of board in carry out electrical control. By adjusting the position of the limit stop 11 mounted on the mounting rod 10, the sensing position can be flexibly adjusted to adapt to the mounting position of the travel switch 13. Through the arrangement of the buffer cushion blocks 14, buffer cushions can be formed on two large side surfaces of the push-pull plate 8, and when the push-pull plate 8 is driven by the linear driving unit to impact the front template 1 or the flange plate 6, buffer protection is formed, so that the mould is prevented from being damaged by vibration and impact. Through the setting of briquetting 3, can lead to and push down line position 2, upwards ejecting when avoiding line position 2 to receive pull rod 9 drive.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the scope of the present invention is defined by the claims.
Claims (6)
1. A front template slide needle driving mechanism for an injection mold is arranged on a front template (1) and is characterized by comprising a slide (2), a linear driving unit, a push-pull plate (8) and a pull rod (9), wherein the slide (2) is arranged in a slide guide groove (102) of the front template (1) in a guiding manner, a plurality of slides (2) are arranged symmetrically along the longitudinal central line of the front template (1), and slide needles (201) inserted into a cavity of a mold core (4) are arranged on the inner side of the slide (2); two pull rod guide grooves (101) are symmetrically formed in the front template (1) on two sides of the longitudinal center line, the pull rods (9) slide along the pull rod guide grooves (101) in a guiding mode, one ends of the two pull rods (9) extending out of the front template (1) are connected with the push-pull plate (8), and the working end of the linear driving unit is connected with the push-pull plate (8); a guide groove (901) is formed in the upper surface of the pull rod (9) below the slide (2), and the guide groove (901) is arranged in an inward inclined mode towards one end of the push-pull plate (8); the bottom of the slide (2) is provided with a guide sliding block (202), and the guide sliding block (202) is connected in the guide groove (901) in a guide sliding mode.
2. The front mold plate slide needle driving mechanism for the injection mold according to claim 1, characterized in that: the linear driving unit is installed on the outer side of the short side of the front template (1) through a support structure and is an air cylinder (5), an oil cylinder or an electric push rod.
3. The front mold plate slide needle driving mechanism for the injection mold according to claim 2, characterized in that: the support structure comprises a flange plate (6), mounting columns (7) and long bolts, wherein the front end of the linear driving unit is connected with the flange plate (6) through the flange bolts, the long bolts penetrate through the mounting columns (7) and are connected to bolt bottom holes of the front template (1) in a threaded mode, and the mounting columns (7) are arranged in two and along the front template (1) symmetrically in the longitudinal center line.
4. The front mold plate slide needle driving mechanism for the injection mold according to claim 3, characterized in that: the limiting device is characterized by further comprising a limiting assembly, wherein the limiting assembly comprises a mounting rod (10), a limiting stop block (11), a travel switch mounting plate (12) and a travel switch (13), the root of the mounting rod (10) is connected to the rear of one end of the push-pull plate (8), and the limiting stop block (11) is mounted at the protruding end of the mounting rod (10); travel switch mounting panel (12) root is connected flange board (6) one end, two travel switch (13) are installed through the L frame travel switch mounting panel (12) lateral surface, limit stop (11) are visited between travel switch (13), travel switch (13) electricity is connected to in the board control circuit case.
5. The front mold plate slide needle driving mechanism for the injection mold according to any one of claims 1 to 4, characterized in that: the push-pull plate is characterized by further comprising buffer cushion blocks (14), wherein the buffer cushion blocks (14) are connected to two large side faces of the push-pull plate (8) through sunk screws, and the number of the buffer cushion blocks (14) is multiple and is distributed at equal intervals along the length direction.
6. The front mold plate slide needle driving mechanism for the injection mold according to any one of claims 1 to 4, characterized in that: the upper parts of two sides of the slide (2) are provided with pressing blocks (3), and the pressing blocks (3) are installed on the front template (1) and face one side of the slide (2) to be provided with a guide pressing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122546113.XU CN215969898U (en) | 2021-10-22 | 2021-10-22 | Front template slide needle driving mechanism for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122546113.XU CN215969898U (en) | 2021-10-22 | 2021-10-22 | Front template slide needle driving mechanism for injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215969898U true CN215969898U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122546113.XU Active CN215969898U (en) | 2021-10-22 | 2021-10-22 | Front template slide needle driving mechanism for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215969898U (en) |
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2021
- 2021-10-22 CN CN202122546113.XU patent/CN215969898U/en active Active
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