CN213618162U - Simple back-off inclined jacking device of plastic storage box mold - Google Patents
Simple back-off inclined jacking device of plastic storage box mold Download PDFInfo
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- CN213618162U CN213618162U CN202021745841.2U CN202021745841U CN213618162U CN 213618162 U CN213618162 U CN 213618162U CN 202021745841 U CN202021745841 U CN 202021745841U CN 213618162 U CN213618162 U CN 213618162U
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- inclined rods
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Abstract
The utility model provides a simple and easy oblique top mounted putting of back-off of plastics arrangement case mould belongs to the injection mold field. The movable mould core is arranged on the movable mould plate, a forming surface is arranged on the end face, far away from the movable mould plate, of the mould core, a plurality of inclined rods penetrate through the mould core in a sliding mode, one ends of the inclined rods are abutted to the forming surface, the other ends of the inclined rods extend into the movable mould plate and penetrate through the movable mould plate, the inclined rods are arranged in a one-to-one correspondence mode, and the two inclined rods which correspond to each other are symmetrically arranged. The push-out mechanism has the advantages that in the push-out process, the friction force generated between the inclined rod and the plastic part is mutually offset, and the plastic part is prevented from being distorted and deformed due to the friction force generated between the inclined rod and the plastic part.
Description
Technical Field
The utility model belongs to the injection mold field especially relates to a simple and easy oblique top mounted putting of back-off of plastics arrangement case mould.
Background
In the prior art, when a through hole is formed in an injection molded plastic part or the plastic part is irregular in shape, an oblique ejector rod is often arranged in the injection mold, the plastic part is ejected upwards through the oblique ejector rod in the demolding process and is separated from the plastic part in a transverse moving mode, in the separation process, transverse friction force is generated between the oblique ejector rod and the plastic part, the plastic part can be twisted, and if the friction force is large and the plastic part is weak, the plastic part is easily twisted and deformed.
For example, chinese patent document discloses an inclined ejector mechanism injection mold [ patent application No.: CN201721678112.8], which comprises a fixed die base plate, a fixed die plate and a sprue bush; the fixed die plate is arranged on one side of the fixed die base plate, and the fixed die base plate is connected with the fixed die base plate through bolts; the female die is arranged on one side of the fixed die plate and connected with the fixed die plate through bolts; the fixed die base plate on the sprue bush and the fixed die plate are provided with sprue bushes; the movable die plate is arranged on one side of the movable die base plate, and the movable die plate is connected with the movable die base plate through a movable die cushion block; the male die is arranged on one side of the movable die plate and connected with the movable die plate through bolts; one end of the push rod is arranged on the push plate, and the push rod is connected with the push plate in a fixing mode. The injection mold of the pitched roof mechanism has the advantages of simple structure, convenience in use, good ejection effect, difficulty in abrasion and deformation of the pitched roof bar, and stability and reliability in work. However, when the plastic part is complex and the plastic part is weak, the plastic part is easy to be pulled and damaged in the ejection process of the inclined ejector rod.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a simple and easy oblique top mounted putting of back-off of plastics arrangement case mould is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a simple and easy oblique top mounted of back-off of plastics arrangement case mould, includes the movable mould board, the movable mould board on be equipped with the core, the core keep away from the terminal surface of movable mould board and be equipped with the shaping face, the core on slide and wear to be equipped with a plurality of down tube, the one end and the shaping face counterbalance and the other end of down tube extend to the movable mould board in and run through the movable mould board, a plurality of down tube one-to-one sets up, two down tube of mutual correspondence are the symmetry and set up.
In the back-off simple and easy lifter device of the plastic storage box die, the forming surface is arranged in a rectangular shape, four inclined rods are arranged in the die core and are respectively close to four end corners of the forming surface, the forming surface is provided with two long edges and two short edges, two inclined rods are arranged on each long edge, and the two inclined rods on each long edge are respectively and symmetrically arranged with the two inclined rods on the other long edge.
In the simple back-off inclined ejecting device of the plastic storage box mold, the mold core is provided with a plurality of chutes in one-to-one correspondence with the inclined rods, the cross section of each chute is in an I-shaped arrangement, and the inclined rods and the corresponding chutes form clamping connection and move along the axial direction of the inclined rods in a reciprocating mode.
In the back-off simple inclined ejecting device of the plastic storage box mold, one side of each sliding groove, which is far away from the forming surface, is provided with a positioning groove arranged on the movable mold plate, a positioning block fixedly arranged on the fixed mold plate is placed in the positioning groove, and the inclined rod is provided with a first abutting surface abutting against the positioning block.
In the back-off simple inclined top device of the plastic storage box mold, the first abutting surface is arranged in an L shape, and the abutting surface abuts against two end surfaces of the positioning block simultaneously when the mold is closed.
In the above simple inverted-buckle inclined top device for the plastic storage box mold, a through groove arranged on the movable mold plate is formed in the lower side of each positioning block, the end part, far away from the inclined rod, of the through groove penetrates through the movable mold plate, the other end of the through groove extends into the inclined rod and penetrates through the inclined rod when the mold is closed, a clamping shaft is connected in the through groove in a sliding mode, and the clamping shaft can extend to the part, located in the inclined rod, of the through groove.
In the back-off simple inclined ejecting device of the plastic storage box mold, the inclined rod is provided with a second abutting surface, and the second abutting surface abuts against the movable template during mold closing.
In the back-off simple and easy pitched roof device of the plastic storage box die, the penetrating groove consists of a front groove arranged in the movable die plate and a rear groove arranged in the diagonal rod, the cross section area of the front groove is larger than that of the clamping shaft, and the rear groove is matched with the clamping shaft.
In the back-off simple inclined ejecting device of the plastic storage box die, the clamping shaft is provided with a short inclined outer face, and the rear groove is provided with a short inclined inner face corresponding to the short inclined outer face.
Compared with the prior art, the utility model has the advantages of:
1. the utility model provides a plurality of down tube one-to-ones set up, and two down tubes that correspond each other are the symmetry setting. In the ejection process, the friction force generated between the inclined rod and the plastic part is mutually offset, and the plastic part is prevented from being distorted and deformed due to the friction force generated between the inclined rod and the plastic part.
2. The utility model provides a transversal I-shaped setting of personally submitting of spout, the down tube forms the joint and along its axial reciprocating motion with the spout that corresponds. Further preventing the plastic part from being deformed due to uneven horizontal force.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic cross-sectional view A-A of FIG. 1;
fig. 3 is an enlarged schematic view of B in the figure.
In the figure: the mold comprises a movable mold plate 10, a mold core 11, a forming surface 12, an inclined rod 13, a sliding groove 14, a positioning groove 15, a positioning block 16, a penetrating groove 17, a clamping shaft 18, a first abutting surface 19, a second abutting surface 20, a short inclined outer surface 21, a short inclined inner surface 22, a front groove 23 and a rear groove 24.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-3, a simple inverted-buckle inclined ejection device for a plastic storage box mold comprises a movable mold plate 10, wherein a mold core 11 is arranged on the movable mold plate 10, a forming surface 12 is arranged on the end surface, far away from the movable mold plate 10, of the mold core, a plurality of inclined rods 13 penetrate through the mold core 11 in a sliding mode, one ends of the inclined rods 13 abut against the forming surface 12, the other ends of the inclined rods extend into the movable mold plate 10 and penetrate through the movable mold plate 10, the plurality of inclined rods 13 are arranged in a one-to-one correspondence mode, and two corresponding inclined rods 13 are symmetrically arranged.
The utility model discloses in, at the drawing of patterns in-process, the down tube 13 upwards pushes up and moves the ejecting mould of piece of moulding, and pushes up at the down tube 13 and moves the in-process of moulding the piece, down tube 13 and mould and take place the ascending displacement of horizontal direction between the piece to the messenger moulds a and 13 disconnection of down tube, thereby smooth will mould the ejecting mould of piece. Because the mould that shaping face 12 takes shape is a thin rectangle plastic block thus leads to moulding the part and be weak, consequently with a plurality of diagonal rods 13 one-to-one setting, in ejecting process, the frictional force that produces between diagonal rod 13 and the moulding offsets each other, prevents that the frictional force that produces between diagonal rod 13 and the moulding from leading to moulding the part distortion.
The forming surface 12 is rectangular, four diagonal rods 13 are arranged in the mold core 11, the four diagonal rods 13 are respectively close to four end corners of the forming surface 12, the forming surface 12 is provided with two long sides and two short sides, two diagonal rods 13 are arranged on each long side, and the two diagonal rods 13 on each long side are respectively and symmetrically arranged with the two diagonal rods 13 on the other long side.
The utility model discloses in, mould a local just weaker, mould a long more just weaker, consequently respectively be equipped with two down tube 13 on two long edges of shaping face, reduce the atress size through the increase of lifting surface area, and two long epaxial down tube 13 one-to-one settings, at ejecting in-process, can not make to mould a emergence distortion.
The mold core 11 is provided with a plurality of sliding grooves 14 which are in one-to-one correspondence with the inclined rods 13, the cross sections of the sliding grooves 14 are arranged in an I shape, and the inclined rods 13 and the corresponding sliding grooves 14 form clamping connection and move in a reciprocating mode along the axial direction of the inclined rods 13.
The utility model discloses in, in order to further prevent to mould the piece owing to receive the inhomogeneous deformation that leads to of horizontal direction power, restrict the moving direction of down tube 13 through spout 14, make down tube 13 can only be along the 14 axial displacement of corresponding spout all the time.
A positioning groove 15 arranged on the movable mould plate 10 is arranged on one side of each sliding groove 14 far away from the forming surface 12, a positioning block 16 fixedly arranged on the fixed mould plate is placed in the positioning groove 15, and a first abutting surface 19 abutting against the positioning block 16 is arranged on the inclined rod 13.
The utility model discloses in, when the compound die, set up locating piece 16 on the fixed die plate and remove to in the constant head tank 15 to offset with down tube 13, down tube 13 can not carry out to extend towards shaping face 12 direction under locating piece 16's effect, thereby just in time make the top surface and the shaping face 12 of down tube 13 to laminating.
The first abutting surface 19 is arranged in an L shape, and when the mold is closed, the abutting surface 19 abuts against two end surfaces of the positioning block 16 at the same time.
The utility model discloses in, when the compound die, offset through locating piece 16 and the first face 19 of supporting that is L shape, can follow the removal of restraining down tube 13 on two vertical and horizontal directions, make down tube 13 more stable.
The lower side of each positioning block 16 is provided with a through groove 17 arranged on the movable mould plate 10, the end part of the through groove 17 far away from the inclined rod 13 penetrates through the movable mould plate 10, and when the mould is closed, the other end of the through groove 17 extends into the inclined rod 13 and penetrates through the inclined rod 13, a clamping shaft 18 is connected in the through groove 17 in a sliding manner, and the clamping shaft 18 can extend to the part of the through groove 17 located in the inclined rod 13.
The utility model discloses in, the card axle 18 is connected with the hydro-cylinder of setting on movable mould board 10, and when the compound die, the card axle extends to the part that is located down tube 13 to wearing groove 17 under the hydro-cylinder work, fixes down tube 13 through card axle 18, can not make down tube 13 rock at the in-process of moulding plastics and separating at fixed die plate and movable mould board 10, the holding stability. In the demoulding process, after the fixed mould plate is separated from the movable mould plate 10, the clamping shaft 18 is separated from the inclined rod 13 under the operation of the oil cylinder.
The inclined rod 13 is provided with a second abutting surface 20, and the bottom surface 19 abuts against the movable mould plate 10 during mould closing.
The utility model discloses in, when the compound die, the first face 19 that supports of down tube 13 offsets with locating piece 16, and the second of down tube 13 supports face 20 and offsets with movable mould board 10 to clip down tube 13 from both ends, further increase stability.
The through groove 17 is composed of a front groove 23 arranged in the movable mould plate 10 and a rear groove 24 arranged in the inclined rod 13, the cross section area of the front groove 23 is larger than that of the clamping shaft 18, and the rear groove 24 is matched with the clamping shaft 18.
In the present invention, the contact area between the shaft 18 and the front groove 23 is small when the shaft slides in the front groove 23, thereby reducing the friction force.
The clamping shaft 18 is provided with a short inclined outer surface 21, and the rear groove 24 is provided with a short inclined inner surface 22 corresponding to the short inclined outer surface 21.
In the present invention, when the latch shaft 18 is engaged with the slanting rod 13, the short slanting outer surface 21 abuts on the short slanting inner surface 22, so that the latch shaft 18 can be latched without moving forward.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the movable die plate 10, the core 11, the forming surface 12, the diagonal rod 13, the sliding groove 14, the positioning groove 15, the positioning block 16, the through groove 17, the snap shaft 18, the first abutting surface 19, the second abutting surface 20, the short inclined inner surface 22, the front groove 23, the rear groove 24, etc., are used more frequently herein, these terms are merely used to more conveniently describe and explain the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (8)
1. The simple inverted buckling inclined ejection device of the plastic storage box mold comprises a movable mold plate (10) and is characterized in that a mold core (11) is arranged on the movable mold plate (10), a forming surface (12) is arranged on the end surface, far away from the movable mold plate (10), of the mold core (11), a plurality of inclined rods (13) are slidably arranged on the mold core in a penetrating mode, one ends of the inclined rods (13) are abutted to the forming surface (12), the other ends of the inclined rods extend into the movable mold plate (10) and penetrate through the movable mold plate (10), the inclined rods (13) are arranged in a one-to-one correspondence mode, two corresponding inclined rods (13) are symmetrically arranged, the forming surface (12) is arranged in a rectangular mode, four inclined rods (13) are arranged in the mold core (11), the four inclined rods (13) are respectively close to four end corners of the forming surface (12), and the forming surface (12) is provided with two long sides and two short sides, two inclined rods (13) are arranged on each long edge, and the two inclined rods (13) on each long edge are respectively arranged symmetrically with the two inclined rods (13) on the other long edge.
2. The simple inverted inclined ejection device of the plastic storage box mold according to claim 1, wherein the mold core (11) is provided with a plurality of sliding grooves (14) which correspond to the inclined rods (13) one by one, the cross sections of the sliding grooves (14) are arranged in an I shape, and the inclined rods (13) and the corresponding sliding grooves (14) form clamping and move back and forth along the axial direction of the inclined rods.
3. The simple inverted inclined ejection device for the plastic storage box mold according to claim 2, wherein one side of each sliding groove (14) far away from the forming surface (12) is provided with a positioning groove (15) arranged on the movable mold plate (10), a positioning block (16) fixedly arranged on the fixed mold plate is placed in the positioning groove (15), and the inclined rod (13) is provided with a first abutting surface (19) abutting against the positioning block (16).
4. The simple inverted inclined ejection device for the plastic storage box mold according to claim 3, wherein the first abutting surface (19) is L-shaped, and when the mold is closed, the abutting surface (19) abuts against two end surfaces of the positioning block (16) simultaneously.
5. The simple inverted slanted ejecting device for the plastic storage box mold according to claim 3, wherein a through groove (17) is formed in the lower side of each positioning block (16) and is arranged on the movable mold plate (10), the end portion, far away from the diagonal rod (13), of each through groove (17) penetrates through the movable mold plate (10), when the mold is closed, the other end of each through groove (17) extends into the diagonal rod (13) and penetrates through the diagonal rod (13), a clamping shaft (18) is slidably connected in each through groove (17), and each clamping shaft (18) can extend to the portion, located in the diagonal rod (13), of each through groove (17).
6. The simple inverted inclined ejection device for the plastic storage box mold according to claim 1, wherein a second abutting surface (20) is arranged on the inclined rod (13), and the second abutting surface (20) abuts against the movable mold plate (10) during mold closing.
7. The simple inverted pitched roof device of a plastic storage box mold according to claim 5, characterized in that, the through groove (17) is composed of a front groove (23) arranged in the movable mold plate (10) and a rear groove (24) arranged in the diagonal bar (13), the cross section area of the front groove (23) is larger than that of the clamping shaft (18), and the rear groove (24) is matched with the clamping shaft (18).
8. The simple inverted slanted ejecting device for plastic storage box mold according to claim 7, wherein the clip shaft (18) is provided with a short slanted outer surface (21), and the rear groove (24) is provided with a short slanted inner surface (22) corresponding to the short slanted outer surface (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021745841.2U CN213618162U (en) | 2020-08-20 | 2020-08-20 | Simple back-off inclined jacking device of plastic storage box mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021745841.2U CN213618162U (en) | 2020-08-20 | 2020-08-20 | Simple back-off inclined jacking device of plastic storage box mold |
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| CN213618162U true CN213618162U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021745841.2U Active CN213618162U (en) | 2020-08-20 | 2020-08-20 | Simple back-off inclined jacking device of plastic storage box mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116512541A (en) * | 2023-07-03 | 2023-08-01 | 赫比(成都)精密塑胶制品有限公司 | Sectional type slider actuating mechanism and injection molding machine |
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2020
- 2020-08-20 CN CN202021745841.2U patent/CN213618162U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116512541A (en) * | 2023-07-03 | 2023-08-01 | 赫比(成都)精密塑胶制品有限公司 | Sectional type slider actuating mechanism and injection molding machine |
| CN116512541B (en) * | 2023-07-03 | 2023-08-22 | 赫比(成都)精密塑胶制品有限公司 | Sectional type slider actuating mechanism and injection molding machine |
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