CN210233727U

CN210233727U - Rotational molding mould compound die positioner

Info

Publication number: CN210233727U
Application number: CN201920879025.1U
Authority: CN
Inventors: Huawei Shi; 施华伟
Original assignee: Jiangsu Hengjiu Rotomolding Products Co ltd
Current assignee: Jiangsu Hengjiu Rotomolding Products Co ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-03
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses a rotational molding mould closing positioning device, which comprises a workbench, wherein the top of the workbench is provided with a mould, the workbench is provided with two symmetrically arranged moving grooves, and the inner wall of the bottom of the movable groove is connected with a clamping block in a sliding way, the top of the clamping block extends to the upper part of the workbench, the two clamping blocks are clamped with the mould, the inner walls at the two sides of the moving groove are rotatably connected with screw rods, the screw rod penetrates through the clamping block and is in threaded connection with the clamping block, the braking component is sleeved on the screw rod, the structure of the utility model is simple, the clamping block can be driven to move by rotating the screw rod, when the clamping block and the die are clamped, then utilize interior ring gear and outer ring gear alright with can brake the screw rod, therefore fix a position it when the mould carries out the shaping with plastic materials, prevent to take place to rock and lead to the product size deviation to appear.

Description

Rotational molding mould compound die positioner

Technical Field

The utility model relates to the technical field of mold, specifically be a rotational moulding mould compound die positioner.

Background

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".

Rotational molding is also known as rotational molding, rotational casting, rotational molding, and the like. The rotational molding process is that plastic raw materials are added into a mold, then the mold continuously rotates along two vertical shafts and is heated, so that the plastic raw materials in the mold are gradually and uniformly coated and fused on the whole surface of a mold cavity under the action of gravity and heat energy to be molded into a required shape, and then the plastic raw materials are cooled, shaped and demolded to obtain a product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotational moulding mould compound die positioner to solve the aforesaid and when rotational moulding mould carries out the shaping with plastic materials, because do not have corresponding positioner, lead to rotational moulding mould easily to take place to rock, make the raw materials in the die cavity and chamber wall take place to break away from, and then can influence the shape of shaping back goods, lead to the problem that the deviation appears in the goods size.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotational moulding mould compound die positioner, includes the workstation, the top of workstation is provided with the mould, set up two shifting chutes that the symmetry set up on the workstation, and sliding connection has a tight piece of clamp on the bottom inner wall of shifting chute, the top of pressing from both sides tight piece extends to the top of workstation, and two tight pieces of clamp all clamp with the mould mutually, it is connected with the screw rod to rotate on the both sides inner wall of shifting chute, the screw rod runs through and presss from both sides tight piece and press from both sides tight piece threaded connection, the cover is equipped with braking component on the screw rod.

Preferably, the bottom of the clamping block is fixedly provided with a sliding block, the inner wall of the bottom of the moving groove is fixedly provided with a sliding rail, the sliding block is connected with the sliding rail in a sliding manner, and the sliding rail and the sliding block can enable the clamping block to slide along a straight line all the time when the clamping block moves.

Preferably, the fixed cover in the outside of screw rod is equipped with the hand wheel, and the fixed cover in the outside of hand wheel is equipped with the screw thread rubber pad, and the hand wheel of setting is convenient for rotate the screw rod, and the screw thread rubber pad then can increase the frictional force of hand and screw rod.

Preferably, brake assembly establishes the outer ring gear in the screw rod outside including fixed cover, the equal fixed mounting in top and the bottom of screw rod has the baffle, and baffle and outer ring gear laminate mutually, fixed mounting has two slip subassemblies that the symmetry set up on one side inner wall of shifting chute, and one side fixed mounting of two slip subassemblies has same interior ring gear, and outer ring gear and interior ring gear mesh mutually, the top fixedly connected with fixed plate of interior ring gear, and fixed mounting has spacing subassembly on the fixed plate, utilizes interior ring gear and outer ring gear to brake the screw rod, prevents that the screw rod from taking place to become flexible, and then can fix a position the position of clamping piece.

Preferably, the limiting assembly comprises a moving plate which is slidably mounted on one side of a fixed plate, a sliding rod is fixedly mounted on one side of the fixed plate, the sliding rod penetrates through the moving plate and is slidably connected with the moving plate, a first spring is sleeved on the outer side of the sliding rod, a through hole is formed in the inner wall of one side of the moving groove, the moving plate penetrates through the through hole and extends to one side of the workbench, a first rack is fixedly mounted at the top of the moving plate, a second rack is fixedly mounted on the inner wall of the top of the through hole, the first rack is meshed with the second rack, the first rack and the second rack are utilized to facilitate the movement of the inner toothed ring to all positions and can be fixed, when the braking of the screw rod is required to be relieved, the moving plate is pressed to move downwards, so that the first rack is separated from the second rack, then the inner toothed ring is pulled to move, and after the inner toothed, and then the movable plate is loosened, and the internal gear ring can be fixed by utilizing the first rack and the second rack.

Preferably, the sliding assembly comprises a first reset rod and a second reset rod, a sliding groove is formed in one side of the first reset rod, one end of the second reset rod extends into the sliding groove and is in sliding connection with the sliding groove, a second spring is fixedly mounted on the inner wall of one side of the sliding groove, one end of the second spring is fixedly connected with the outer side of the second reset rod, the sliding assembly can enable the inner gear ring not to shift when moving, and the sliding assembly can slide along a straight line all the time.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, utilize the screw rod and press from both sides tight piece threaded connection, be convenient for rotate the screw rod and drive and press from both sides tight piece and remove, when pressing from both sides tight piece and mould and laminating mutually, then utilize interior ring gear and outer ring gear to fix the screw rod, be convenient for press from both sides tightly fixedly to the mould.

2. The utility model discloses in, when the ring gear removes the braking to the screw rod in needs remove, the movable plate is moved downwards to the pressure this moment for first rack and second rack phase separation, this moment alright remove with the ring gear in the pulling, after ring gear and outer ring gear phase separation, alright with the release movable plate, make first rack and second rack mesh mutually, therefore alright fix with internal ring gear, the screw rod alright rotate this moment, convenient operation is swift, is convenient for rotate the screw rod at any time.

3. The utility model discloses in, the subassembly that slides can not take place the skew when can making the interior ring gear remove, slides along the straight line all the time.

The utility model discloses simple structure can drive through rotating the screw rod and press from both sides tight piece and remove, when pressing from both sides tight piece and mould and clamping mutually, then utilize interior ring gear and outer ring gear alright with braking the screw rod, therefore fix a position it when the mould carries out the shaping with plastic materials, prevent to take place to rock and lead to the goods size deviation to appear.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a portion a of the present invention;

fig. 3 is a sectional view of the sliding assembly structure of the present invention.

In the figure: 1. a work table; 2. a mold; 3. a moving groove; 4. a clamping block; 5. a screw; 6. a hand wheel; 7. an outer ring gear; 8. an inner gear ring; 9. a sliding assembly; 9.1, a first reset rod; 9.2, a second reset rod; 9.3 a second spring; 9.4, a sliding groove; 10. a fixing plate; 11. a slide bar; 12. a first spring; 13. moving the plate; 14. a first rack; 15. a through hole; 16. a second rack; 17. and a baffle plate.

Detailed Description

In order to solve when rotational moulding mould carries out the shaping with plastic materials, because do not have corresponding positioner, lead to rotational moulding mould easily to take place to rock, make the raw materials of mould intracavity and chamber wall take place to break away from, and then can influence the shape of shaping back goods, lead to the goods size deviation problem to appear, the utility model provides a rotational moulding mould compound die positioner. 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the embodiment provides a rotational molding mold closing positioning device, which includes a workbench 1, a mold 2 is disposed on the top of the workbench 1, two symmetrically disposed moving grooves 3 are disposed on the workbench 1, clamping blocks 4 are slidably connected to inner walls of bottoms of the moving grooves 3, tops of the clamping blocks 4 extend to the upper side of the workbench 1, the two clamping blocks 4 are clamped with the mold 2, screw rods 5 are rotatably connected to inner walls of two sides of the moving grooves 3, the screw rods 5 penetrate through the clamping blocks 4 and are in threaded connection with the clamping blocks 4, a braking component is sleeved on the screw rods 5, the clamping blocks 4 can be driven to move by rotating the screw rods 5, when the clamping blocks 4 are clamped with the mold 2, the screw rods 5 can be braked by clamping inner toothed rings 8 and outer toothed rings 7, so that the mold 2 positions a plastic material when the plastic material is molded, prevent the product size from deviating due to shaking.

Example 2

Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1: the bottom of the clamping block 4 is fixedly provided with a sliding block, the inner wall of the bottom of the moving groove 3 is fixedly provided with a sliding rail which is connected with the sliding rail in a sliding manner, the clamping block 4 can slide along a straight line all the time when moving by utilizing the sliding rail and the sliding block, the outer side of the screw rod 5 is fixedly sleeved with a hand wheel 6, the outer side of the hand wheel 6 is fixedly sleeved with a threaded rubber pad, the arranged hand wheel 6 is convenient for rotating the screw rod 5, the threaded rubber pad can increase the friction force between a hand and the screw rod 5, the braking assembly comprises an outer toothed ring 7 fixedly sleeved on the outer side of the screw rod 5, the top and the bottom of the screw rod 5 are both fixedly provided with a baffle 17, the baffle 17 is attached to the outer toothed ring 7, the inner wall of one side of the moving groove 3 is fixedly provided with two sliding assemblies which are symmetrically arranged, one side of the two sliding assemblies, the top of the inner gear ring 8 is fixedly connected with a fixed plate 10, a limiting assembly is fixedly mounted on the fixed plate 10, the inner gear ring 8 and the outer gear ring 7 can be used for braking the screw rod 5 to prevent the screw rod 5 from loosening, and further the position of the clamping block 4 can be positioned, the limiting assembly comprises a moving plate 13 which is slidably mounted on one side of the fixed plate 10, a slide rod 11 is fixedly mounted on one side of the fixed plate 10, the slide rod 11 penetrates through the moving plate 13 and is slidably connected with the moving plate 13, a first spring 12 is sleeved on the outer side of the slide rod 11, a through hole 15 is formed in the inner wall of one side of the moving groove 3, the moving plate 13 penetrates through the through hole 15 and extends to one side of the workbench 1, a first rack 14 is fixedly mounted on the top of the moving plate 13, a second rack 16 is fixedly mounted on the inner wall of the top of the through hole 15, the first rack 14 is meshed with the second rack 16, and the inner gear, when the braking on the screw 5 needs to be relieved, the movable plate 13 is pressed to move downwards, so that the first rack 14 and the second rack 16 are separated, then the inner toothed ring 8 is pulled to move, after the inner toothed ring 8 and the outer toothed ring 7 are disengaged, the movable plate 13 is loosened, the inner toothed ring 8 can be fixed by using the first rack 14 and the second rack 16, the sliding assembly comprises a first reset rod 9.1 and a second reset rod 9.2, a sliding groove 9.4 is formed in one side of the first reset rod 9.1, one end of the second reset rod 9.2 extends into the sliding groove 9.4 and is in sliding connection with the sliding groove 9.4, a second spring 9.3 is fixedly installed on the inner wall of one side of the sliding groove 9.4, one end of the second spring 9.3 is fixedly connected with the outer side of the second reset rod 9.2, and the sliding assembly can enable the inner toothed ring 8 not to deviate when moving and always slide along a straight line.

The working principle is as follows: when the mold 2 needs to be fixed by using the clamping block 4, firstly, the hand wheel 6 is rotated, the hand wheel 6 drives the screw rod 5 to rotate, the screw rod 5 and the clamping block 4 are in threaded connection, so that the rotation motion can be converted into linear motion, the clamping block 4 can be moved, when the clamping block 4 and the mold 2 are clamped, then the moving plate 13 is pressed to move downwards, the moving plate 13 moves downwards on the sliding rod 11, the first spring 12 is compressed, the first rack 14 and the second rack 16 on the moving plate 13 are separated, at this time, the fixing plate 10 can be pushed to move, the inner toothed ring 8 on the fixing plate 10 is meshed with the outer toothed ring 7, at this time, the first spring 13 is loosened, and under the reset elastic force of the first spring 12, the moving plate can enable the first rack 14 and the second rack 16 to be meshed, so that the inner toothed ring 8 can be fixed, under the braking of inner ring gear 8 and outer ring gear 7, can fix screw rod 8, therefore mould 2 fixes a position it when shaping to plastic materials, prevents to take place to rock and leads to the product size deviation to appear.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotational moulding mould compound die positioner, includes workstation (1), its characterized in that: the top of workstation (1) is provided with mould (2), set up two shifting chutes (3) that the symmetry set up on workstation (1), and sliding connection has tight piece (4) of clamp on the bottom inner wall of shifting chute (3), the top of pressing from both sides tight piece (4) extends to the top of workstation (1), and two tight pieces (4) of clamp all clamp with mould (2) mutually, it is connected with screw rod (5) to rotate on the both sides inner wall of shifting chute (3), screw rod (5) run through and press from both sides tight piece (4) threaded connection, the cover is equipped with brake assembly on screw rod (5).

2. The rotational molding die closing positioning device according to claim 1, characterized in that: the bottom of the clamping block (4) is fixedly provided with a sliding block, the inner wall of the bottom of the movable groove (3) is fixedly provided with a sliding rail, and the sliding block is connected with the sliding rail in a sliding manner.

3. The rotational molding die closing positioning device according to claim 1, characterized in that: the outer side of the screw rod (5) is fixedly sleeved with a hand wheel (6), and the outer side of the hand wheel (6) is fixedly sleeved with a threaded rubber pad.

4. The rotational molding die closing positioning device according to claim 1, characterized in that: braking component establishes outer ring gear (7) in the screw rod (5) outside including fixed cover, the top and the equal fixed mounting in bottom of screw rod (5) have baffle (17), and baffle (17) and outer ring gear (7) laminate mutually, fixed mounting has two slip subassemblies that the symmetry set up on one side inner wall of shifting chute (3), and one side fixed mounting of two slip subassemblies has same interior ring gear (8), and outer ring gear (7) and interior ring gear (8) mesh mutually, the top fixedly connected with fixed plate (10) of interior ring gear (8), and fixed mounting has spacing subassembly on fixed plate (10).

5. The rotational molding die closing positioning device according to claim 4, characterized in that: spacing subassembly includes movable plate (13) of slidable mounting in fixed plate 10 one side, one side fixed mounting of fixed plate (10) has slide bar (11), slide bar (11) run through movable plate (13) and with movable plate (13) sliding connection, the outside cover of slide bar (11) is equipped with first spring (12), through hole (15) have been seted up on one side inner wall of shifting chute (3), movable plate (13) run through hole (15) and extend to one side of workstation (1), the top fixed mounting of movable plate (13) has first rack (14), fixed mounting has second rack (16) on the top inner wall of through hole (15), and first rack (14) and second rack (16) mesh mutually.

6. The rotational molding die closing positioning device according to claim 4, characterized in that: the sliding assembly comprises a first reset rod (9.1) and a second reset rod (9.2), a sliding groove (9.4) is formed in one side of the first reset rod (9.1), one end of the second reset rod (9.2) extends into the sliding groove (9.4) and is in sliding connection with the sliding groove (9.4), a second spring (9.3) is fixedly mounted on the inner wall of one side of the sliding groove (9.4), and one end of the second spring (9.3) is fixedly connected with the outer side of the second reset rod (9.2).