CN214111336U - Pitched roof demoulding mechanism - Google Patents
Pitched roof demoulding mechanism Download PDFInfo
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- CN214111336U CN214111336U CN202023206727.5U CN202023206727U CN214111336U CN 214111336 U CN214111336 U CN 214111336U CN 202023206727 U CN202023206727 U CN 202023206727U CN 214111336 U CN214111336 U CN 214111336U
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- ejector
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Abstract
The utility model discloses an inclined ejection demoulding mechanism, which comprises an ejector plate, an inclined ejector seat arranged on the ejector plate, a guide rod obliquely penetrating the inclined ejector seat, an inclined ejector rod with the lower end movably connected with the inclined ejector seat and an inclined ejector block arranged at the upper end of the inclined ejector rod; an included angle between the guide rod and the inclined ejector rod is an acute angle; the inclined ejector seat is provided with an inclined guide chute, and the lower end of the inclined ejector rod is connected with a sliding block matched with the inclined guide chute; the guide rod inclines towards one side where the inclined guide chute is located. Through using this oblique top demoulding mechanism, can not appear because of the condition emergence that the oblique top climbing or downhill path angle lead to the oblique top auto-lock greatly, can avoid the oblique top when ejecting, the condition that the oblique ejector pin takes place bending deformation has improved oblique top demoulding mechanism's structural stability, solves the inside back-off slope of product and inclines downwards or incline and make progress the too big problem of angle to the slope of slope guide chute can design littleer.
Description
Technical Field
The utility model relates to an injection mold technical field, in particular to push up demoulding mechanism to one side.
Background
When a product is internally provided with a back-off structure, in order to ensure smooth demoulding of the product, an inclined top demoulding mechanism is usually required to be designed on a mould, demoulding of a general inclined top (inclined top demoulding mechanism) is realized by an inclined top seat arranged on an ejector plate, however, the back-off of some products still has upward or downward inclination, or rib positions or other structural interference exists in the back-off demoulding direction, at this time, the inclined top needs to do climbing or downhill motion, and smooth demoulding of the back-off part is completed. In the prior art, for a large-angle inner back-off structure, a parallel oblique ejector rod and a guide rod are usually adopted for the oblique top design, and if the back-off on a product is in a climbing or descending slope angle or the inclination angle of the oblique ejector rod is large, self-locking caused by the climbing or descending slope angle of the oblique top cannot be overcome, and the oblique ejector rod is easy to bend and deform when the oblique top is ejected, so that the structural stability of the oblique top demoulding mechanism is poor.
It is seen that improvements and enhancements to the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art's weak point, an object of the utility model is to provide a push up demoulding mechanism to one side aims at solving current push up demoulding mechanism to one side when the drawing of patterns, because of the auto-lock appears in the push up mechanism to one side that the big and lead to of push up climbing or downhill path angle to one side, the easy bending deformation's of ejector pin problem to one side.
In order to achieve the purpose, the utility model adopts the following technical proposal:
an inclined ejection demoulding mechanism comprises an ejector plate, an inclined ejector seat arranged on the ejector plate, a guide rod obliquely penetrating the inclined ejector seat, an inclined ejector rod with the lower end movably connected with the inclined ejector seat and an inclined ejector block arranged at the upper end of the inclined ejector rod; an included angle between the guide rod and the inclined ejector rod is an acute angle; the inclined ejector seat is provided with an inclined guide chute, and the lower end of the inclined ejector rod is connected with a sliding block matched with the inclined guide chute; the guide rod inclines towards one side where the inclined guide chute is located.
In the inclined ejection demoulding mechanism, one end of the inclined guide chute, which is positioned at the outer side of the inclined ejection seat, is provided with a limit stop.
Furthermore, the inclined top demoulding mechanism also comprises a bottom plate, and the bottom plate is provided with a first fixed seat for fixing the lower end of the guide rod; the upper end of the guide rod is connected with a movable die, and a second fixed seat used for fixing the upper end of the guide rod is arranged in the movable die.
In the pitched roof demoulding mechanism, the movable mould is provided with a hole for the penetration of the pitched roof bar, a first guide sleeve is fixedly arranged in the hole, and the first guide sleeve is sleeved on the pitched roof bar.
The oblique ejector demolding mechanism is characterized in that the ejector plate is provided with a mounting groove for mounting the oblique ejector seat, and the bottom of the mounting groove is provided with a first through hole for the guide rod to pass through.
In the inclined ejection demoulding mechanism, a clamping strip used for clamping the inclined ejection seat is arranged in the mounting groove.
In the inclined ejection demoulding mechanism, a second through hole which is suitable for the guide rod to pass through is arranged in the inclined ejection seat; and a second guide sleeve is fixedly arranged in the second through hole and sleeved on the guide rod.
In the pitched roof demolding mechanism, an inclined plane is arranged on the pitched roof seat, two inclined plates which are parallel to each other are arranged on the inclined plane, and the inclined plates form the inclined guide chute.
In the inclined top demoulding mechanism, a guide groove is formed between the inclined plate and the inclined surface, and guide blocks matched with the guide groove are fixedly arranged on two sides of the sliding block.
In the pitched roof demolding mechanism, the inclined plane is provided with a clearance hole.
Has the advantages that:
the utility model provides a push up demoulding mechanism to one side, through making the guide arm with be the acute angle setting between the ejector pin to one side, can make the oblique footstock of goods drawing of patterns in-process along guide arm slope rebound, make the oblique footstock have the displacement in the horizontal direction, and the ejector pin is by the ejecting in-process that the footstock makes progress to one side, the spout is led along the slope to one side to the ejector pin lower extreme has sufficient climbing or downhill path space, can not appear because of the big condition emergence that leads to the auto-lock of top to one side climbing or downhill path angle, when can avoiding pushing up to one side, the ejector pin takes place the condition of bending deformation to one side, the structural stability of pushing up demoulding mechanism to one side has been improved, the problem that the inside back-off slope of product is too big downwards or the angle of slope upwards is solved, and the slope of leading the spout can design is littleer.
Drawings
Fig. 1 is an installation schematic diagram of the lifter demolding mechanism provided by the present invention.
Fig. 2 is a perspective view of the lifter demolding mechanism provided by the present invention (the lifter block is not shown).
Fig. 3 is a schematic structural view of the ejector plate.
Fig. 4 is a schematic structural view of the slanted ejecting seat.
Description of the main element symbols:
1-ejector pin plate, 2-oblique ejector seat; 3-a guide rod; 4-oblique ejector rods; 5-inclined jacking blocks; 6-inclined guide chute; 7-limit stop blocks; 8-a first fixed seat; 9-a second fixed seat; 10-moving a mould; 11-a first guide sleeve; 12-a second guide sleeve; 13-mounting grooves; 14-a first via; 15-clamping strip; 16-a sloping plate; 17-a guide groove; 18-a guide block; 19-clearance holes; 20-a slide block; 21-bottom plate.
Detailed Description
The utility model provides a push up demoulding mechanism to one side, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the embodiment is lifted to follow with reference to the attached drawing the utility model discloses do further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides an inclined ejection demoulding mechanism, which comprises an ejector plate 1, an inclined ejector seat 2 arranged on the ejector plate 1, a guide rod 3 obliquely penetrating the inclined ejector seat 2, an inclined ejector rod 4 with the lower end movably connected with the inclined ejector seat 2 and an inclined ejector block 5 arranged at the upper end of the inclined ejector rod 4; an included angle between the guide rod 3 and the inclined ejector rod 4 is an acute angle; the inclined top seat 2 is provided with an inclined guide chute 6, and the lower end of the inclined top rod 4 is connected with a sliding block 20 matched with the inclined guide chute 6; the guide rod 3 is inclined towards the side where the inclined guide chute 6 is located.
The working principle of the utility model is as follows:
as shown in the figure, when the product needs to be demoulded, the ejector rod of the injection molding machine pushes the ejector plate 1 upwards; because the inclined footstock 2 is fixedly arranged on the ejector plate 1, in the upward movement process of the ejector plate 1, the inclined footstock 2 moves obliquely upward along the guide rod 3 which is obliquely arranged, so that the inclined footstock 2 has certain displacement in the horizontal direction, and the lower end of an inclined ejector rod 4 which is ejected upward by the inclined footstock 2 can do downhill motion relative to the inclined footstock 2 by virtue of the slide block 20.
The utility model discloses a lifter demoulding mechanism is when realizing the drawing of patterns at goods back-off position, and the lower extreme of lifter 4 has sufficient space to carry out the downhill path action to one side. Compared with the existing pitched roof demoulding mechanism, the guide rod 3 and the pitched roof rod 4 are arranged in a crossed mode, the situation that the pitched roof is self-locked due to the fact that the angle of the pitched roof is large when the pitched roof is ejected can be avoided, the situation that the pitched roof rod 4 is bent and deformed can be avoided, the structural stability of the pitched roof demoulding mechanism is improved, the problem that the angle of the inside back-off of a product is downward or the angle of the inclined roof is too large is solved, and the inclined angle of the inclined guide sliding groove 6 can be designed to be smaller.
It should be noted that the explanation of the above working principle is directed to the situation of the pitched roof demoulding descending, and when the pitched roof demoulding climbs, the arrangement of the tilted guide chute is opposite to the arrangement of the tilted guide chute 6 in fig. 1, that is, the tilted guide chute is high on the left and low on the right, which can provide enough space for the climbing of the lower end of the pitched roof bar, and the working principle is the same as the aforementioned working principle, and will not be explained here.
Furthermore, in the pitched roof demoulding mechanism, one end of the tilted guide chute 6, which is positioned at the outer side of the pitched roof base 2, is provided with a limit stop 7. Through setting up limit stop 7, avoid goods drawing of patterns back, the top of inclining resets the in-process, and slider 20 breaks away from slope guide chute 6.
Further, the pitched roof demolding mechanism further comprises a bottom plate 21, wherein the bottom plate 21 is provided with a first fixing seat 8 for fixing the lower end of the guide rod 3; the upper end of the guide rod 3 is connected with a movable die 10, and a second fixed seat 9 used for fixing the upper end of the guide rod 3 is arranged in the movable die 10. In another embodiment, the lifter 4 extends into the movable mold 10 and is connected to a lifter block 5 located on the movable mold 10.
Furthermore, the movable die 10 is provided with a hole for the oblique ejector rod 4 to penetrate, a first guide sleeve 11 is fixedly arranged in the hole, and the oblique ejector rod 4 is sleeved with the first guide sleeve 11. Through at the first guide pin bushing 11 of pore inner wall installation, can avoid oblique ejector pin 4 at the removal in-process, oblique ejector pin 4 and through-hole inner wall direct contact, make oblique ejector pin 4 when the product drawing of patterns, oblique ejector pin 4 can be fast with the ejecting mould of product simultaneously.
Further, the second guide sleeve 12 is sleeved on the inclined ejector rod 4, when the product is demoulded, the second guide sleeve 12 can limit the inclined ejector rod 4, and the inclined ejector block 5 is prevented from ejecting the product by too long distance.
Further, the ejector plate 1 is provided with a mounting groove 13 for mounting the inclined ejector seat 2, and the bottom of the mounting groove 13 is provided with a first through hole 14 for the guide rod 3 to pass through. After the lower end of the guide rod 3 is installed on the first fixing seat 8, the rod body of the guide rod 3 upwards penetrates through the first through hole 14 to be connected with the second fixing seat 9. In another embodiment, the mounting groove 13 is internally provided with a clamping strip 15 for clamping the inclined top seat 2, so that the condition that the inclined top seat 2 is loosened in the process that the ejector plate 1 upwards drives the inclined top seat 2 to move is avoided, and smooth demoulding of a product is ensured.
Further, a second through hole suitable for the guide rod 3 to pass through is arranged in the inclined top seat 2. In another embodiment, a second guide sleeve 12 is fixedly disposed in the second through hole, and the guide rod 3 is sleeved with the second guide sleeve 12. When the oblique footstock 2 is upwards driven by the thimble plate 1, the oblique footstock 2 moves along the guide rod 3, and the second guide sleeve 12 is arranged on the inner wall of the second through hole, so that when the oblique footstock 2 moves along the guide rod 3, the oblique footstock 2 is in direct friction contact with the guide rod 3, the service life of the guide rod 3 is prolonged, and meanwhile, the oblique footstock 2 can rapidly move along the guide rod 3.
Furthermore, an inclined plane is arranged on the inclined top seat 2, two inclined plates 16 which are parallel to each other are arranged on the inclined plane, and the inclined plates 16 form the inclined guide chute 6. In another embodiment, a guide groove 17 is formed between the inclined plate 16 and the inclined surface, and guide blocks 18 slidably connected with the guide groove 17 are fixedly arranged on both sides of the slider 20. By means of the arrangement of the guide block 18 and the guide groove 17, the slide block 20 can stably slide back and forth along the guide groove 17, so that the process that the lower end of the inclined ejector rod 4 climbs or descends is more stable, and a product can be correctly demoulded.
Furthermore, a clearance hole 19 is formed in the inclined surface, so that the sliding block 20 and the inclined ejector rod 4 are prevented from moving and interfering.
To sum up, the utility model discloses a make the guide arm with be the acute angle setting between the oblique ejector pin, can make the oblique footstock of goods drawing of patterns in-process follow guide arm slope rebound, make the oblique footstock have the displacement in the horizontal direction, and the oblique ejector pin is by the ejecting in-process that inclines, the oblique ejector pin lower extreme has sufficient climbing or downhill path space along the slope spout of leading, the big and condition emergence that leads to the oblique top auto-lock of oblique top climbing or downhill path angle can not appear, when can avoiding the oblique top ejecting, the oblique ejector pin takes place the condition of bending deformation, the structural stability of oblique top demoulding mechanism has been improved, the problem that the inside back-off slope of product is downwards or the slope angle of making progress is too big has been solved, and the slope of the slope spout of leading can design is littleer.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (10)
1. An inclined ejection demoulding mechanism is characterized by comprising an ejector plate, an inclined ejector seat arranged on the ejector plate, a guide rod obliquely penetrating the inclined ejector seat, an inclined ejector rod with the lower end movably connected with the inclined ejector seat and an inclined ejector block arranged at the upper end of the inclined ejector rod; an included angle between the guide rod and the inclined ejector rod is an acute angle; the inclined ejector seat is provided with an inclined guide chute, and the lower end of the inclined ejector rod is connected with a sliding block matched with the inclined guide chute; the guide rod inclines towards one side where the inclined guide chute is located.
2. The ejector mechanism of claim 1, wherein the end of the chute located outside the seat is provided with a limit stop.
3. The angle ejector demolding mechanism according to claim 1, further comprising a base plate provided with a first fixing seat for fixing a lower end of the guide rod; the upper end of the guide rod is connected with a movable die, and a second fixed seat used for fixing the upper end of the guide rod is arranged in the movable die.
4. The ejector mechanism of claim 3, wherein the movable mold is provided with a hole for the ejector pin to penetrate through, a first guide sleeve is fixedly arranged in the hole, and the first guide sleeve is sleeved on the ejector pin.
5. The ejector mechanism of claim 1, wherein the ejector plate is provided with a mounting groove for mounting the inclined ejector seat, and the bottom of the mounting groove is provided with a first through hole for the guide rod to pass through.
6. The mechanism for obliquely ejecting and demolding a workpiece according to claim 5, wherein a clamping strip for clamping the obliquely ejecting seat is arranged in the mounting groove.
7. The angle ejector demolding mechanism according to claim 1, wherein a second through hole adapted to pass through the guide rod is formed in the angle ejector seat; and a second guide sleeve is fixedly arranged in the second through hole and sleeved on the guide rod.
8. The ejector mechanism of claim 1, wherein the ejector seat is provided with a slant surface, the slant surface is provided with two slant plates parallel to each other, and the slant plates form the slant guide grooves.
9. The ejector mechanism of claim 8, wherein a guide groove is formed between the sloping plate and the sloping surface, and guide blocks are fixed on both sides of the slide block and engaged with the guide groove.
10. The ejector mechanism of claim 8, wherein the ramp has clearance holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023206727.5U CN214111336U (en) | 2020-12-25 | 2020-12-25 | Pitched roof demoulding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023206727.5U CN214111336U (en) | 2020-12-25 | 2020-12-25 | Pitched roof demoulding mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN214111336U true CN214111336U (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023206727.5U Active CN214111336U (en) | 2020-12-25 | 2020-12-25 | Pitched roof demoulding mechanism |
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| CN (1) | CN214111336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114055732A (en) * | 2021-10-26 | 2022-02-18 | 广西汽车集团有限公司 | Anti-collision mechanism of injection mold and injection mold |
-
2020
- 2020-12-25 CN CN202023206727.5U patent/CN214111336U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114055732A (en) * | 2021-10-26 | 2022-02-18 | 广西汽车集团有限公司 | Anti-collision mechanism of injection mold and injection mold |
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