CN115107241A - Multi-direction reverse-buckling demoulding slide block device and using method thereof - Google Patents
Multi-direction reverse-buckling demoulding slide block device and using method thereof Download PDFInfo
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- CN115107241A CN115107241A CN202110299176.1A CN202110299176A CN115107241A CN 115107241 A CN115107241 A CN 115107241A CN 202110299176 A CN202110299176 A CN 202110299176A CN 115107241 A CN115107241 A CN 115107241A
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- slide block
- insert
- block
- sliding block
- square pin
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000001746 injection moulding Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the field of movable model parts for injection molding, in particular to a multi-direction back-off demolding sliding block device and a using method thereof. The utility model provides a slider device of multi-direction back-off drawing of patterns, includes cover half board (1), cover half mold insert (2) and slider latch segment (3), characterized by: the novel die is characterized by further comprising a movable die plate (4), a movable die insert (5), a sliding block (6), a sliding block insert (7), an inclined push rod (8), a square pin (9), an inclined push rod protection block (10), a square pin guide sliding block (11) and a sliding block pressing plate (12), wherein the movable die insert (5) and the sliding block pressing plate (12) are respectively arranged in one positioning groove and are fixed through bolts, and the sliding block (6) and the sliding block insert (7) slide in the guide sliding groove. A use method of a multi-direction reverse-buckling demoulding slide block device is characterized by comprising the following steps: the method is implemented in sequence according to the following steps: firstly, die assembly is carried out; and secondly, opening the die. The invention has simple structure and smooth demoulding.
Description
Technical Field
The invention relates to the field of movable model parts for injection molding, in particular to a multi-direction reverse-buckling demolding sliding block device and a using method thereof.
Background
The plastic product is widely applied to the automobile industry, the household appliance industry, the chemical industry, daily necessities of people and the like. The plastic products are mainly produced in batches through the mold, and for some complex plastic products with multiple inversed buckles, the mold is generally provided with an independent inverse buckle removing structure through each inversed buckle, so that the mold is complex in structure and large in size, and the mold is high in cost. A plurality of plastic products are reversely buckled, the reversing distance is very short, due to space limitation, the existing die structure cannot realize reverse buckle release, the product design needs to be changed, a plastic product is added or the subsequent procedures are added to realize the product function, and the production cost is high.
Disclosure of Invention
The invention discloses a multi-direction back-off demoulding slide block device and a using method thereof, aiming at overcoming the defects of the prior art and providing a mould part with simple structure and smooth demoulding.
The invention achieves the purpose through the following technical scheme:
a sliding block device for multi-direction back-off demoulding comprises a fixed mould plate, a fixed mould insert and a sliding block locking block, wherein the fixed mould plate is provided with two positioning grooves, the fixed mould insert and the sliding block locking block are respectively arranged in one positioning groove and fixed by bolts,
the method is characterized in that: also comprises a movable template, a movable mold insert, a slide block insert, an inclined push rod, a square pin, an inclined push rod protection block, a square pin guide slide block and a slide block press plate,
the movable mould insert and the sliding block insert are arranged in the guide sliding groove, the sliding block and the sliding block insert slide in the guide sliding groove, the positioning groove is formed in the sliding block, and the sliding block insert and the sliding block are fixed through the bolt; the slide block insert is provided with two chutes, two inclined push rods respectively slide in the chutes, and the inclined push rods are in sliding fit with the slide block insert; the inclined push rod is provided with a square hole, the two square pins are respectively inserted into the square holes, and the inclined push rod is in interference fit with the square pins; the movable template is provided with a positioning groove, and the square pin guide sliding block is in interference fit with the movable template and is fixed through a bolt; the square pin guide sliding block is provided with three guide sliding grooves, wherein two guide sliding grooves are parallel to each other, the other guide sliding groove is perpendicular to the two parallel guide sliding grooves, the two square pins respectively slide in one of the two parallel guide sliding grooves, and the square pins are in sliding fit with the square pin guide sliding block; the slide block is provided with a clearance groove, and the inclined push rod and the square pin slide in the clearance groove; the slider is provided with two positioning grooves, the two inclined push rods are respectively arranged in one positioning groove and fixed through bolts, the inclined push rod protection block is fixed with the slider through bolts, the slider insert is provided with an inclined groove, an included angle is formed between the inclined groove and the slider insert, and the inclined push rods slide in the inclined groove of the slider insert.
The multi-direction slider device for back-off demoulding is characterized in that: the included angle between the chute on the slide block insert and the slide block insert is 5-30 degrees.
The use method of the multi-direction reverse-buckling demoulding slide block device is characterized in that: the method is implemented in sequence according to the following steps:
i. die assembly: the slide block locking block tightly extrudes the slide block, and the slide block cannot move;
II, opening the mold: the slide block locking block leaves the slide block, and then the slide block and the slide block insert are driven to move rightwards by the external force of the oil cylinder, so that the slide block insert is taken off from the reverse buckle; the square pin guide sliding block is fixed on the fixed template, the square pin guide sliding block blocks the square pin and the inclined push rod to move rightwards, and the inclined push rod slides in the inclined groove of the sliding block insert, so that the square pin is pushed to slide in the vertical guide sliding groove of the square pin guide sliding block, and the inclined push rod is released from the reverse buckle; when the square pin completely enters the parallel horizontal guide sliding groove position of the square pin guide sliding block, the square pin starts to slide rightwards in the horizontal guide sliding groove of the square pin guide sliding block, and the square pin, the inclined push rod, the sliding block and the sliding block insert move rightwards together; when the die is closed, the die moves reversely, the sliding block insert, the square pin and the inclined push rod move leftwards together under the driving of the external force of the oil cylinder, and the square pin slides leftwards in the horizontal guide chute of the square pin guide sliding block; when the square pin completely enters the vertical guide sliding groove position of the square pin guide sliding block, the square pin and the inclined push rod stop sliding left and right, and start sliding in the vertical guide sliding groove of the square pin guide sliding block, at the moment, the sliding block and the sliding block insert still move left under the action of the external force of the oil cylinder, and the sliding block insert move together to the position of the movable mold insert and stop moving; then the slide block locking block locks the slide block and returns to the mold closing state.
The invention realizes that the left and right movement of the slide block and the slide block insert is changed into the up and down movement of the inclined push rod by forming an included angle between the upper inclined groove of the slide block insert and the movement direction of the slide block and the slide block insert and controlling the movement direction of the inclined push rod by the guide chute on the square pin guide slide block, thereby realizing the multi-direction back-off. The invention can realize smooth demoulding of the multi-direction back-off mould and realize demoulding of back-off moulds with smaller distances at multiple positions. Simple structure and space saving.
The invention has the following beneficial effects:
1. the smooth demoulding of the multi-direction back-off mould is realized,
2. the smooth demoulding of the mould with the small-distance back-off is realized,
3. simple structure and small occupied space.
Drawings
Figure 1 is a front view of the present invention,
FIG. 2 is an assembly view of a slide block, a slide block insert, an inclined push rod, a square pin, an inclined push rod protection block, a square pin guide slide block and a slide block press plate in the present invention,
fig. 3 is an assembly view of the angular push rod, the square pin and the square pin guide slider according to the present invention.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
The utility model provides a slider device of multi-direction back-off drawing of patterns, includes fixed die plate 1, fixed die mold insert 2, slider latch segment 3, movable mould board 4, movable mould insert 5, slider 6, slider insert 7, diagonal rod 8, square pin 9, diagonal rod protection piece 10, square pin guide slide 11 and slider clamp plate 12, as shown in fig. 1-3, the concrete structure is:
the fixed die plate 1 is provided with two positioning grooves, the fixed die insert 2 and the slide block locking block 3 are respectively arranged in one positioning groove and fixed by bolts, the movable die plate 4 is provided with two positioning grooves, the movable die insert 5 and the slide block pressing plate 12 are respectively arranged in one positioning groove and fixed by bolts, the slide block pressing plate 12 and the movable die plate 4 form a guide sliding groove, the slide block 6 and the slide block insert 7 both slide in the guide sliding groove, the slide block 6 is provided with a positioning groove, and the slide block insert 7 and the slide block 6 are fixed by bolts; the slide block insert 7 is provided with two chutes, two inclined push rods 8 respectively slide in one chute, and the inclined push rods 8 are in sliding fit with the slide block insert 7; the inclined push rod 8 is provided with a square hole, the two square pins 9 are respectively inserted into the square hole, and the inclined push rod 8 is in interference fit with the square pins 9; the movable template 4 is provided with a positioning groove, and the square pin guide slide block 11 is in interference fit with the movable template 4 and is fixed through a bolt; the square pin guide slide block 11 is provided with three guide slide grooves, wherein two guide slide grooves are parallel to each other, the other guide slide groove is perpendicular to the two parallel guide slide grooves, the two square pins 9 respectively slide in one of the two parallel guide slide grooves, and the square pins 9 are in sliding fit with the square pin guide slide block 11; a clearance groove is formed in the sliding block 6, and the inclined push rod 8 and the square pin 9 slide in the clearance groove; two positioning grooves are formed in the sliding block 6, two inclined push rods 8 are arranged in one positioning groove respectively and are fixed through bolts, an inclined push rod protection block 10 is fixed with the sliding block 6 through bolts, an inclined groove is formed in the sliding block insert 7, an included angle is formed between the inclined groove and the sliding block insert 7, and the inclined push rods 8 slide in the inclined groove of the sliding block insert 7.
In this embodiment: the included angle between the chute on the sliding block insert 7 and the sliding block insert 7 is 5-30 degrees.
When the method is used, the steps are implemented in sequence as follows:
i. die assembly: the slide block locking block 3 tightly extrudes the slide block 6, and the slide block 6 cannot move;
II, opening the mold: the slide block locking block 3 leaves the slide block 6, and then the slide block 6 and the slide block insert 7 are driven to move rightwards by the external force of the oil cylinder, so that the slide block insert 7 is reversely buckled; the square pin guide slide block 116 is fixed on the fixed die plate 1, the square pin guide slide block 11 blocks the square pin 9 and the inclined push rod 8 from moving rightwards, and the inclined push rod 8 slides in the inclined groove of the slide block insert 7, so that the square pin 9 is pushed to slide in the vertical guide slide groove of the square pin guide slide block 11, and the inclined push rod 8 is reversely buckled; when the square pin 9 completely enters the parallel horizontal guide chute position of the square pin guide slide block 11, the square pin 9 starts to slide rightwards in the horizontal guide chute of the square pin guide slide block 11, and the square pin 9, the inclined push rod 8, the slide block 6 and the slide block insert 7 move rightwards together; when the die is closed, the die moves reversely, under the driving of the external force of the oil cylinder, the slide block 6, the slide block insert 7, the square pin 9 and the inclined push rod 8 move leftwards together, and meanwhile, the square pin 9 slides leftwards in the horizontal guide chute of the square pin guide slide block 11; when the square pin 9 completely enters the vertical guide chute position of the square pin guide slide block 116, the square pin 9 and the inclined push rod 8 stop sliding left and right, and start sliding in the vertical guide chute of the square pin guide slide block 11, at this time, the slide block 6 and the slide block insert 7 still move left under the action of the external force of the oil cylinder, and the slide block 6 and the slide block insert 7 move together to the position of the movable mold insert 5 and stop moving; then the slide block locking block 3 locks the slide block 6 and returns to the mold closing state.
In the embodiment, the inclined slots on the sliding block insert 7 form included angles with the moving directions of the sliding block 6 and the sliding block insert 7, and the guide sliding grooves on the square pin guide sliding block 11 control the moving direction of the inclined push rod 8, so that the left and right movement of the sliding block 6 and the sliding block insert 7 is changed into the up and down movement of the inclined push rod 8, and the multi-direction back-off is realized. The multi-direction back-off mold can be smoothly demolded, and the multi-position back-off mold with smaller distance can be demolded. Simple structure and space saving.
Claims (3)
1. A multi-direction back-off demoulding slide block device comprises a fixed template (1), a fixed mold insert (2) and a slide block locking block (3), wherein two positioning grooves are arranged on the fixed template (1), the fixed mold insert (2) and the slide block locking block (3) are respectively arranged in one positioning groove and fixed by bolts,
the method is characterized in that: also comprises a movable template (4), a movable mold insert (5), a slide block (6), a slide block insert (7), an inclined push rod (8), a square pin (9), an inclined push rod protection block (10), a square pin guide slide block (11) and a slide block press plate (12),
the movable mould insert (5) and the sliding block pressing plate (12) are respectively arranged in one positioning groove and are fixed by bolts, the sliding block pressing plate (12) and the movable mould plate (4) form a guide sliding groove, the sliding block (6) and the sliding block insert (7) slide in the guide sliding groove, the sliding block (6) is provided with the positioning groove, and the sliding block insert (7) and the sliding block (6) are fixed by bolts; two inclined grooves are formed in the sliding block insert (7), two inclined push rods (8) respectively slide in one inclined groove, and the inclined push rods (8) are in sliding fit with the sliding block insert (7); the inclined push rod (8) is provided with a square hole, two square pins (9) are respectively inserted into the square hole, and the inclined push rod (8) is in interference fit with the square pins (9); a positioning groove is arranged on the movable template (4), and the square pin guide sliding block (11) is in interference fit with the movable template (4) and is fixed through a bolt; the square pin guide sliding block (11) is provided with three guide sliding grooves, wherein two guide sliding grooves are parallel to each other, the other guide sliding groove is perpendicular to the two parallel guide sliding grooves, the two square pins (9) respectively slide in one of the two parallel guide sliding grooves, and the square pins (9) are in sliding fit with the square pin guide sliding block (11); a clearance groove is formed in the sliding block (6), and the inclined push rod (8) and the square pin (9) slide in the clearance groove; the slide block (6) is provided with two positioning grooves, two inclined push rods (8) are respectively arranged in one positioning groove and fixed through bolts, an inclined push rod protection block (10) is fixed with the slide block (6) through bolts, a chute is arranged on the slide block insert (7), an included angle is formed between the chute and the slide block insert (7), and the inclined push rods (8) slide in the chutes of the slide block insert (7).
2. The multi-directional inverted demolded slide block assembly of claim 1 further characterized by: the included angle between the chute on the slide block insert (7) and the slide block insert (7) is 5-30 degrees.
3. The use of the multi-directional inverted-release slider device as set forth in claim 1 or 2, wherein: the method is implemented in sequence according to the following steps:
firstly, die assembly: the slide block locking block (3) tightly extrudes the slide block (6), and the slide block (6) cannot move;
secondly, opening the mold: the slide block locking block (3) leaves the slide block (6), and then the slide block (6) and the slide block insert (7) are driven by the external force of the oil cylinder to move rightwards, so that the slide block insert (7) is disengaged from the reverse buckle; the square pin guide sliding block (116) is fixed on the fixed die plate (1), the square pin guide sliding block (11) blocks the square pin (9) and the inclined push rod (8) from moving rightwards, and the inclined push rod (8) slides in a chute of the sliding block insert (7), so that the square pin (9) is pushed to slide in a vertical guide sliding groove of the square pin guide sliding block (11), and the inclined push rod (8) is released from back-off; when the square pin (9) completely enters the parallel horizontal guide sliding groove position of the square pin guide sliding block (11), the square pin (9) starts to slide rightwards in the horizontal guide sliding groove of the square pin guide sliding block (11), and the square pin (9), the inclined push rod (8), the sliding block (6) and the sliding block insert (7) move rightwards together; when the die is closed, the die moves reversely, the slide block (6), the slide block insert (7), the square pin (9) and the inclined push rod (8) move leftwards together under the driving of the external force of the oil cylinder, and the square pin (9) slides leftwards in a horizontal guide chute of the square pin guide slide block (11); when the square pin (9) completely enters the vertical guide sliding groove position of the square pin guide sliding block (116), the square pin (9) and the inclined push rod (8) stop sliding left and right, and start sliding in the vertical guide sliding groove of the square pin guide sliding block (11), at the moment, the sliding block (6) and the sliding block insert (7) still move left under the action of the external force of the oil cylinder, and the sliding block (6) and the sliding block insert (7) move together to the position of the movable mold insert (5) and stop moving; then the slide block locking block (3) locks the slide block (6) and returns to the mold closing state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110299176.1A CN115107241A (en) | 2021-03-20 | 2021-03-20 | Multi-direction reverse-buckling demoulding slide block device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110299176.1A CN115107241A (en) | 2021-03-20 | 2021-03-20 | Multi-direction reverse-buckling demoulding slide block device and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115107241A true CN115107241A (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110299176.1A Pending CN115107241A (en) | 2021-03-20 | 2021-03-20 | Multi-direction reverse-buckling demoulding slide block device and using method thereof |
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| CN (1) | CN115107241A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202412610U (en) * | 2011-12-28 | 2012-09-05 | 昆山日佳力电子有限公司 | Side parting mechanism used in injection mold |
| CN203567094U (en) * | 2013-10-14 | 2014-04-30 | 浙江万豪模塑有限公司 | Translation oblique-push core-pulling mechanism of injection mold angular pin sliders |
| CN105291382A (en) * | 2015-11-18 | 2016-02-03 | 湖北工业大学 | Core pulling injection die used in inner-and-outer multiple directions |
| CN205651616U (en) * | 2016-05-28 | 2016-10-19 | 牟维军 | Trilateral mould structure of loosing core |
| CN110722752A (en) * | 2019-11-01 | 2020-01-24 | 大连銮艺精密模塑制造有限公司 | Combined sliding block mechanism with multi-angle reverse buckle removal function |
-
2021
- 2021-03-20 CN CN202110299176.1A patent/CN115107241A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202412610U (en) * | 2011-12-28 | 2012-09-05 | 昆山日佳力电子有限公司 | Side parting mechanism used in injection mold |
| CN203567094U (en) * | 2013-10-14 | 2014-04-30 | 浙江万豪模塑有限公司 | Translation oblique-push core-pulling mechanism of injection mold angular pin sliders |
| CN105291382A (en) * | 2015-11-18 | 2016-02-03 | 湖北工业大学 | Core pulling injection die used in inner-and-outer multiple directions |
| CN205651616U (en) * | 2016-05-28 | 2016-10-19 | 牟维军 | Trilateral mould structure of loosing core |
| CN110722752A (en) * | 2019-11-01 | 2020-01-24 | 大连銮艺精密模塑制造有限公司 | Combined sliding block mechanism with multi-angle reverse buckle removal function |
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