CN213440946U

CN213440946U - Forming die demolding device

Info

Publication number: CN213440946U
Application number: CN202022180341.5U
Authority: CN
Inventors: 陆健
Original assignee: Taicang Saiente Precision Machinery Co ltd
Current assignee: Taicang Saiente Precision Machinery Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-15
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a forming die demolding device, including jacking subassembly and external mold subassembly, the jacking subassembly sets up inside the external mold subassembly, the jacking subassembly includes casing and shell plate, casing top outer wall extrusion injection molding, and casing top outer wall sets up to convex, and casing top outer wall is provided with the slide opening, and the quantity of slide opening is four, and slide opening inner wall sliding connection has the fore-set, and fore-set top outer wall sets up to the arc, and the radius of its cross-section is unanimous with casing top outer wall circular arc radius. Through setting up the jacking subassembly, because of the top outer wall of fore-set is arc, rotate 180 degrees after, then the centre of a circle position of its top circular arc produces the change, and then carry out the one-level jacking to the shaping injection molding, can realize that shaping product and mould break away from, simultaneously, the circular arc of fore-set top outer wall is unanimous because of radius and casing top outer wall radius, at the rotation in-process, can progressively prize up the product and avoid the damage, in the casting process, can avoid unedged production.

Description

Forming die demolding device

Technical Field

The utility model relates to a mould demolding technical field especially relates to a forming die demolding device.

Background

The mold needs to be separated from the template after machining and forming, the mode and the method are different aiming at the demolding of different parts, when the injection molding piece is demolded, the blowing mode has poor effect due to the fact that the injection molding piece is tightly attached to the mold, and if the sliding mode is adopted, the formed piece is easy to damage.

Through retrieval, chinese patent publication No. CN203110274U discloses a forming die demolding device, which comprises a frame body, a hydraulic cylinder is arranged on the frame body along the length direction of the frame body, the rod of the hydraulic cylinder is connected with a slide block seat, a slide block insert sliding along the depth direction of the slide block seat is arranged on the slide block seat, the slide block insert is connected with an elastic block with a forming product mold, and a spring capable of driving the elastic block and the slide block insert to bounce is arranged at the bottom of the elastic block. The above patents suffer from the following disadvantages: the spring drives the distance that the bullet piece rises and is in uncontrollable state, in case the height of shaping product mould does not reach predetermined height, directly promotes probably to cause the accident of hitting by follow-up hydro-cylinder, and relies on the shaping product mould to insert the separation, has the risk of damaging the product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a forming die demolding device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a forming die demolding device comprises a jacking assembly and an outer die assembly, wherein the jacking assembly is arranged inside the outer die assembly and comprises a shell and a shell plate, an injection molding part is extruded on the outer wall of the top of the shell, the outer wall of the top of the shell is arranged to be in a circular arc shape, a sliding hole is formed in the outer wall of the top of the shell, the number of the sliding holes is four, a top column is slidably connected to the inner wall of the sliding hole, the outer wall of the top end of the top column is arranged to be in an arc shape, the radius of the cross section of the outer wall of the top end of the top column is consistent with the radius of the arc of the outer wall of the top of the shell, a gear II is fixedly connected to the outer wall of the middle part of the top column, a connecting rod is fixedly connected to the outer wall of the bottom end, an output shaft of the micro motor is connected with a connecting column through a coupler, a first gear is fixedly connected to the outer wall of the connecting column, and the first gear is meshed with a second gear.

As a further aspect of the present invention: the outer wall of the shell plate is fixedly connected with the inner wall of the shell.

As a further aspect of the present invention: the inner wall of the bottom of the shell is fixedly connected with a frame, the inner wall of the bottom of the frame is fixedly connected with an air cylinder, a piston rod of the air cylinder is connected with a connector through threads, the outer wall of the top end of the connector is fixedly connected with a lifting plate, the outer wall of the bottom of the lifting plate is fixedly connected with a guide rod, the outer wall of the guide rod is connected with a guide sleeve in a sliding mode, and the; the outer wall of the top of the lifting plate is fixedly connected to the outer wall of the bottom of the supporting plate.

As a further aspect of the present invention: the frame and the inner wall of the bottom of the shell are provided with through holes, and the inner walls of the through holes are fixedly connected with wiring sleeves.

As a further aspect of the present invention: the outer mould subassembly includes upper cover plate and lower apron, the front mould frame of upper cover plate top outer wall fixedly connected with, front mould benevolence of front mould frame bottom inner wall fixedly connected with, lower apron bottom outer wall fixed connection in processing equipment inner wall, lower apron top outer wall fixedly connected with fixed block, the rear mould frame of fixed block top outer wall fixedly connected with, rear mould frame top outer wall is provided with the slide, slide inner wall sliding connection has the slider, rear mould frame top inner wall fixedly connected with rear mould benevolence, rear mould benevolence top outer wall swing joint is in front mould benevolence bottom outer wall.

As a further aspect of the present invention: the outer wall of the shell is fixedly connected with the inner wall of the rear mold core.

As a further aspect of the present invention: the outer wall of the top of the lower cover plate is fixedly connected with a lower ejector plate, and the outer wall of the top of the lower ejector plate is fixedly connected with an upper ejector plate.

Compared with the prior art, the utility model provides a forming die demolding device possesses following beneficial effect:

1. this a forming die demolding device, through setting up the jacking subassembly, wherein micro motor starts, it rotates to drive the fore-set, the top outer wall because of the fore-set is convex, in case rotate after 180 degrees, then the centre of a circle position of its top circular arc produces the change, and then carry out the one-level jacking to the shaping injection molding, can realize that shaping product and mould break away from, and simultaneously, the circular arc of fore-set top outer wall is unanimous because of radius and casing top outer wall radius, in the rotation process, can progressively prize the product, avoid the damage, it is further, again because both radiuses are unanimous, in the casting process, there is not relative salient between the two, can avoid unedged production.

2. This forming die demolding device, through setting up the cylinder, the cylinder stretches out, drive the layer board motion, and then make the fore-set with the formed part jack-up, and the quantity of fore-set is four, distribute in casing top both sides, can carry out good support for convex mould to the inner wall, avoid inclining at jacking in-process, simultaneously after the cylinder jacking is accomplished, when personnel do not take out the product, micro motor gyration, the fore-set gyration resets, rely on the laminating of top circular arc outer wall to lift the product, play good preventing and rocking effect, thereby accomplish whole second grade jacking.

3. According to the forming die stripping device, the outer die assembly is arranged, and in the casting and forming process of an injection molding part, a product cavity is sealed by the front die core and the rear die core, so that the injection molding body is prevented from being contaminated by pollutants in the casting process; secondly, the jacking subassembly sets up in back mould benevolence inner wall, has very big convenience when confirming the motion order of die sinking part, no matter the preceding framed shifts up, and still the back framed moves down, can both make the product conveniently deviate from.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.

Drawings

Fig. 1 is a schematic structural view of a jacking assembly of a forming die stripping device provided by the utility model;

fig. 2 is an exploded view of a jacking assembly structure of a forming die stripping device provided by the utility model;

fig. 3 is a schematic structural view of a support pillar of a mold stripping device of a forming mold according to the present invention;

fig. 4 is a schematic structural view of an outer mold assembly of a forming mold stripping device provided by the present invention;

fig. 5 is an assembly position diagram of a forming mold demolding device according to the present invention.

In the figure: 1-shell, 2-shell plate, 3-slide hole, 4-top column, 5-connecting column, 6-first gear, 7-second gear, 8-micro motor, 9-sleeve seat, 10-mounting seat, 11-supporting plate, 12-wiring sleeve, 13-frame, 14-cylinder, 15-guide rod, 16-guide sleeve, 17-lifting plate, 18-shaft head, 19-upper cover plate, 20-front mold frame, 21-front mold core, 22-slide block, 23-rear mold frame, 24-fixing block, 25-lower cover plate, 26-lower top needle plate, 27-upper top needle plate and 28-rear mold core.

Detailed Description

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 some embodiments of the present invention, not all embodiments.

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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

In order to improve the mold stripping mode, the forming mold stripping device comprises a jacking assembly and an outer mold assembly, wherein the jacking assembly is arranged in the outer mold assembly, as shown in figures 1, 2, 3, 4 and 5; the jacking assembly comprises a shell 1 and a shell plate 2, the outer wall of the top of the shell 1 is an extrusion injection molding part, the outer wall of the top of the shell 1 is arc-shaped, the outer wall of the top of the shell 1 is provided with four sliding holes 3, the inner wall of each sliding hole 3 is connected with a jacking column 4 in a sliding manner, the outer wall of the top of each jacking column 4 is arc-shaped, the radius of the cross section of each jacking column is consistent with the radius of the arc of the outer wall of the top of the shell 1, the outer wall of the middle part of each jacking column 4 is fixedly connected with a gear II 7, the outer wall of the bottom of each jacking column 4 is fixedly connected with a connecting rod, the outer wall of the bottom of each connecting rod is fixedly connected with a shaft head 18, the outer wall of each shaft head 18 is rotatably connected with a sleeve seat 9, the outer wall of the bottom of each, the outer wall of the connecting column 5 is fixedly connected with a first gear 6, and the first gear 6 is meshed with a second gear 7; the outer wall of the shell plate 2 is fixedly connected with the inner wall of the shell 1; when the jacking device is used, after an injection molding piece is molded, mold opening work is carried out, the outer mold component is opened, then the jacking component is started, the two micro motors 8 are started, and are meshed with the gear II 7 through the gear I6 to drive the ejection column 4 to rotate, and once the outer wall of the top end of the ejection column 4 is in an arc shape, the circle center position of the arc at the top end of the ejection column is changed after the ejection column is rotated for 180 degrees, so that the molded injection molding piece is jacked in a first-stage manner; through setting up the jacking subassembly, wherein micro motor 8 starts, drive fore-set 4 and rotate, the top outer wall because of fore-set 4 is arc, after rotating 180 degrees, then the centre of a circle position of its top circular arc produces the change, and then carry out the one-level jacking to the shaping injection molding, can realize that shaping product and mould break away from, simultaneously, the circular arc of fore-set 4 top outer wall is unanimous because of radius and 1 top outer wall radius of casing, in rotating the in-process, can progressively pry up the product, avoid the damage, it is further, again because both radiuses are unanimous, in the casting process, there is not relative salient between the two, can avoid unedged production.

In order to optimize the jacking effect, as shown in fig. 1, 2 and 3, a frame 13 is fixedly connected to the inner wall of the bottom of the shell 1, an air cylinder 14 is fixedly connected to the inner wall of the bottom of the frame 13, a piston rod of the air cylinder 14 is connected with a connector through a thread, a lifting plate 17 is fixedly connected to the outer wall of the top end of the connector, a guide rod 15 is fixedly connected to the outer wall of the bottom of the lifting plate 17, a guide sleeve 16 is slidably connected to the outer wall of the guide rod 15, and the outer; the outer wall of the top of the lifting plate 17 is fixedly connected with the outer wall of the bottom of the supporting plate 11; through holes are formed in the frame 13 and the inner wall of the bottom of the shell 1, and a wiring sleeve 12 is fixedly connected to the inner wall of each through hole; when the lifting device is used, the air cylinder 14 extends out to drive the lifting plate 17 to ascend, and simultaneously drive the ejection column 4 to move, so that a formed part is ejected out; through setting up cylinder 14, cylinder 14 stretches out, drive the motion of layer board 11, and then make fore-set 4 with the formed part jack-up, and the quantity of fore-set 4 is four, distribute in 1 top both sides of casing, can carry out good support for convex mould to the inner wall, avoid inclining at jacking in-process, simultaneously after 14 jacking completions of cylinder, when the personnel do not take out the product, micro motor 8 gyration, fore-set 4 gyration resets, rely on the laminating of top circular arc outer wall to lift the product, play good effect of preventing to rock, thereby accomplish whole second grade jacking.

In order to realize the optimization of the action sequence of the components, as shown in fig. 1, 4 and 5, the outer mold assembly comprises an upper cover plate 19 and a lower cover plate 25, the outer wall of the top of the upper cover plate 19 is fixedly connected with a front mold frame 20, the inner wall of the bottom of the front mold frame 20 is fixedly connected with a front mold core 21, the outer wall of the bottom of the lower cover plate 25 is fixedly connected with the inner wall of the processing equipment, the outer wall of the top of the lower cover plate 25 is fixedly connected with a fixed block 24, the outer wall of the top of the fixed block 24 is fixedly connected with a rear mold frame 23, the outer wall of the top of the rear mold frame 23 is provided with a slide way, the inner wall of the slide; the outer wall of the shell 1 is fixedly connected with the inner wall of the rear mold core 28; the outer wall of the top of the lower cover plate 25 is fixedly connected with a lower ejector plate 26, and the outer wall of the top of the lower ejector plate 26 is fixedly connected with an upper ejector plate 27; by arranging the outer mold assembly, in the process of casting and molding the injection molding part, the front mold core 21 and the rear mold core 28 are used for sealing a product cavity, so that the injection molding plastic body is prevented from being polluted in the casting process; secondly, the jacking assembly is arranged on the inner wall of the rear mold core 28, great convenience is provided when the movement sequence of the mold opening parts is determined, and the product can be conveniently separated no matter the front mold frame 20 moves upwards or the rear mold frame 23 moves downwards.

The working principle is as follows: the equipment this kind of device, place the station in, start the casting, after the injection molding shaping, carry out the die sinking work, the outer mold subassembly is opened, then the jacking subassembly starts, two micro motor 8 start, through gear 6 and gear two 7 meshing, drive the fore-set 4 and rotate, because of the top outer wall of fore-set 4 is arc, in case rotate after 180 degrees, the centre of a circle position of its top circular arc produces the change, and then carry out the one-level jacking to the shaping injection molding, cylinder 14 stretches out, drive lifter plate 17 and rise, drive the fore-set 4 motion simultaneously, it is ejecting to the formed part, accomplish the second grade jacking.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A forming die demolding device comprises a jacking assembly and an outer die assembly, wherein the jacking assembly is arranged inside the outer die assembly and is characterized in that the jacking assembly comprises a shell (1) and a shell plate (2), an extrusion injection molding part is extruded on the outer wall of the top of the shell (1), the outer wall of the top of the shell (1) is arc-shaped, sliding holes (3) are formed in the outer wall of the top of the shell (1), the number of the sliding holes (3) is four, a top column (4) is connected to the inner wall of each sliding hole (3) in a sliding mode, the outer wall of the top end of the top column (4) is arc-shaped, the radius of the cross section of each sliding hole is consistent with the radius of the arc-shaped outer wall of the top of the shell (1), a second gear (7) is fixedly connected to the outer wall of the middle of the top column (4), a connecting rod is fixedly, cover seat (9) bottom outer wall fixedly connected with layer board (11), layer board (11) top outer wall fixedly connected with mount pad (10), the quantity of mount pad (10) is two, mount pad (10) top outer wall fixedly connected with micro motor (8), the output shaft of micro motor (8) has spliced pole (5) through the coupling joint, spliced pole (5) outer wall fixedly connected with gear (6), gear (6) and gear two (7) meshing.

2. A forming die stripping device according to claim 1, characterized in that the outer wall of the shell plate (2) is fixedly connected to the inner wall of the housing (1).

3. The forming die stripping device according to claim 1, wherein a frame (13) is fixedly connected to the inner bottom wall of the shell (1), a cylinder (14) is fixedly connected to the inner bottom wall of the frame (13), a piston rod of the cylinder (14) is connected with a connector through a thread, a lifting plate (17) is fixedly connected to the outer wall of the top end of the connector, a guide rod (15) is fixedly connected to the outer bottom wall of the lifting plate (17), a guide sleeve (16) is slidably connected to the outer wall of the guide rod (15), and the outer wall of the guide sleeve (16) is fixedly connected to the outer top wall of the frame (13; the outer wall of the top of the lifting plate (17) is fixedly connected with the outer wall of the bottom of the supporting plate (11).

4. The demolding device for the forming mold according to claim 3, characterized in that the frame (13) and the inner wall of the bottom of the shell (1) are provided with through holes, and the inner wall of the through holes is fixedly connected with the wiring sleeve (12).

5. The forming die stripping device according to claim 1, wherein the outer die assembly comprises an upper cover plate (19) and a lower cover plate (25), a front die frame (20) is fixedly connected to the outer wall of the top of the upper cover plate (19), a front die core (21) is fixedly connected to the inner wall of the bottom of the front die frame (20), the outer wall of the bottom of the lower cover plate (25) is fixedly connected to the inner wall of the processing equipment, a fixing block (24) is fixedly connected to the outer wall of the top of the lower cover plate (25), a rear die frame (23) is fixedly connected to the outer wall of the top of the fixing block (24), a slide is arranged on the outer wall of the top of the rear die frame (23), a slide block (22) is slidably connected to the inner wall of the top of the rear die frame (23), and a rear die core (28).

6. The demolding device of a molding die according to claim 1, wherein the outer wall of the housing (1) is fixedly connected to the inner wall of the rear mold core (28).

7. The demolding device for the molding die as claimed in claim 5, wherein a lower ejector plate (26) is fixedly connected to the outer wall of the top of the lower cover plate (25), and an upper ejector plate (27) is fixedly connected to the outer wall of the top of the lower ejector plate (26).