CN222201485U - A mold for a sewage collection box of a sweeping machine - Google Patents

Abstract

The utility model discloses a sewage collecting box die of a sweeper, which comprises a front die assembly, a rear die assembly, a side core pulling mechanism and a movable die, wherein the front die assembly comprises a front die plate, a collecting box female die is arranged on the front die plate, the rear die assembly comprises a rear die plate, a collecting box male die is arranged on the rear die plate, a collecting box injection cavity is formed by the collecting box male die, the collecting box female die and the movable die, the side core pulling mechanism comprises a side core and a first inclined guide post, the side core is slidably arranged on the rear die plate, the side core stretches into the collecting box injection cavity, the first inclined guide post is arranged on the front die plate, a first inclined guide slot corresponding to the first inclined guide post is arranged on the side core, the movable die is movably arranged on the front die plate, a second inclined guide slot corresponding to the second inclined guide post is arranged on the movable die, the movable die is driven by the second inclined guide post to slide away from a formed product during die opening, and then moves together with the front die plate to be separated from the rear die plate.

Description

Sewage collecting box die of sweeper

Technical Field

The utility model relates to the technical field of injection molds, in particular to a sewage collecting box mold of a sweeper.

Background

The mould is used for producing various moulds and tools of the needed products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industry. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material. The term "industrial mother" is used.

Injection molds typically include a front mold and a rear mold that are closed together by injecting molten material into a cavity through a gate and are separated to remove a plastic article when the mold is opened.

A sewage collecting box used on a sweeping robot is used for collecting sewage generated by the sweeping robot, the whole sewage collecting box is cylindrical, a clamping groove which is vertically arranged is formed in the side wall of the sewage collecting box, a handle which is used for facilitating grabbing by a user is further arranged at one end of the side wall of the sewage collecting box, and therefore the sewage collecting box is difficult to form and inconvenient to demould.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model aims to provide the sewage collecting box die of the sweeper, which is convenient to demould.

The utility model adopts the following technical scheme that the sewage collecting box die of the sweeper comprises a front die assembly, a rear die assembly, a side core pulling mechanism and a movable die;

The front die assembly comprises a front die plate, and a collecting box female die is arranged on the front die plate;

The rear die assembly comprises a rear die plate, a collecting box male die is arranged on the rear die plate, and a collecting box injection cavity is formed by the collecting box male die, the collecting box female die and the movable die;

The side core pulling mechanism comprises a side core and a first inclined guide post, the side core is slidably arranged on the rear template, the side core stretches into the injection cavity of the collecting box, the first inclined guide post is arranged on the front template, and a first inclined guide slot corresponding to the first inclined guide post is arranged on the side core;

The movable die is movably arranged on the front die plate, the movable die is slidably arranged relative to the rear die plate, a second inclined guide groove is formed in the movable die, a second inclined guide post corresponding to the second inclined guide groove is arranged on the front die plate, and when the die is opened, the movable die slides away from a formed product under the driving of the second inclined guide post and then moves together with the front die plate to be separated from the rear die plate.

In one possible implementation manner, a first limiting groove is formed in the bottom of the movable die, a first limiting piece is arranged in the first limiting groove, a second limiting piece is arranged on the rear die plate, and the second limiting piece stretches into the first limiting groove and is clamped with the first limiting piece.

In one possible embodiment, the first limiting member and the second limiting member are both L-shaped.

In one possible implementation manner, an elastic piece is sleeved on the second inclined guide post, one end of the elastic piece abuts against the movable die, and the other end of the elastic piece abuts against the front die plate.

In one possible implementation manner, the front template is provided with a T-shaped sliding rail, and the movable mould is provided with a sliding groove matched with the sliding rail.

In one possible implementation manner, the front template is provided with a third limiting part, the inner side wall of the third limiting part is in contact with the outer side wall of the side core, the rear template is provided with a second limiting groove, and when the mold is closed, the lower end of the third limiting part is inserted into the second limiting groove.

In one possible implementation mode, a shaping part is arranged at one end of the movable mould, which is close to the collecting box male mould, and the shaping part stretches into the collecting box injection cavity.

In one possible implementation manner, a shaping protrusion is arranged at the lower end of the female die of the collecting box, and a shaping groove corresponding to the shaping protrusion is arranged at one end of the side core, which is close to the male die of the collecting box.

In one possible implementation manner, a cooling water pipe is arranged in the movable die, the cooling water pipe extends to the outer side of the front die plate, and an avoidance groove for avoiding the cooling water pipe is formed in the front die plate.

In one possible implementation manner, an elastic positioning piece is arranged on the rear template, and a positioning groove corresponding to the elastic positioning piece is arranged at the bottom of the side core.

Compared with the prior art, the utility model has the beneficial effects that when a formed product needs to be demolded, the rear template is separated from the front template, the side core moves along with the rear template and is separated from the formed product under the action of the first inclined guide post, the movable die moves along with the rear template and is separated from the formed product under the action of the second inclined guide post, and then the movable die moves along with the front template and is separated from the rear template, thereby effectively avoiding the side core and the movable die from obstructing the demolding of the product and greatly improving the convenience of the demolding of the product.

Drawings

FIG. 1 is a schematic diagram of a mold of a sewage collection box of a sweeper of the utility model;

FIG. 2 is a schematic structural view of a front mold assembly in a mold of a sewage collection tank of the sweeper of the present utility model;

FIG. 3 is a schematic diagram of the structure of the front mold assembly and the movable mold in the sewage collection box mold of the sweeper of the utility model;

FIG. 4 is a schematic structural view of a rear mold assembly in a mold of a sewage collection tank of the sweeper of the present utility model;

FIG. 5 is a schematic view of the structure of the rear mold assembly in the mold of the sewage collection tank of the sweeper in the mold opening state;

FIG. 6 is a schematic view of the structure of a movable mold in the mold of the sewage collection tank of the sweeper of the present utility model;

fig. 7 is a schematic structural view of a side core in a mold of a sewage collection tank of the sweeper of the present utility model.

In the figure:

100. 101, the first guide post;

200. A front mold backing plate;

300. A front template; 301, a female die of a collecting box, 302, a shaping bulge, 303, a third limiting piece, 304, a sliding rail, 305 and an avoidance groove;

400. The device comprises a rear template, 401 a collecting box male die, 402 a second limiting piece, 403 a second limiting groove, 404 a first guide hole, 405 a second guide hole and 406 an elastic positioning piece;

500. a cushion block;

600. The lifting plate 601, the ejector pin 602 and the second guide post;

700. A rear mold fixing plate;

800. Side core, 801, first oblique guide post, 802, first oblique guide slot, 803, plastic slot, 804, positioning slot;

900. The device comprises a movable die, 901, a second inclined guide post, 902, a second inclined guide slot, 903, a first limiting slot, 904, a first limiting piece, 905, an elastic piece, 906, a sliding slot, 907, a shaping part, 908 and a cooling water pipe.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present application) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.

The sewage collecting box die of the sweeper comprises a front die assembly, a rear die assembly, a side core pulling mechanism and a movable die 900, wherein the front die assembly comprises a front die plate 300, a collecting box female die 301 is arranged on the front die plate 300, the rear die assembly comprises a rear die plate 400, a collecting box male die 401 is arranged on the rear die plate 400, the collecting box male die 401, the collecting box female die 301 and the movable die 900 form a collecting box injection cavity, the side core pulling mechanism comprises a side core 800 and a first inclined guide post 801, the side core 800 is slidably arranged on the rear die plate 400, the side core 800 stretches into the collecting box injection cavity, the first inclined guide post 801 is arranged on the front die plate 300, a first inclined guide groove 802 corresponding to the first inclined guide post 801 is arranged on the side core 800, the movable die 900 is movably arranged on the front die plate 300, the movable die 900 is slidably arranged relative to the rear die plate 400, a second inclined guide groove 902 is arranged on the movable die 900, a second inclined guide groove 901 corresponding to the second inclined guide groove 902 is arranged on the front die plate 300, and when the movable die is driven to slide away from the front die plate 300, and then the movable die is separated from the front die plate 300. It is easy to understand that when the molded product needs to be demolded, the rear mold plate 400 is separated from the front mold plate 300, the side mold core 800 moves along with the rear mold plate 400 and is separated from the molded product under the action of the first inclined guide post 801, the movable mold 900 moves along with the rear mold plate 400 and is separated from the molded product under the action of the second inclined guide post 901, and then the movable mold 900 moves along with the front mold plate 300 and is separated from the rear mold plate 400, thereby effectively avoiding the side mold core 800 and the movable mold 900 from obstructing the demolding of the product and greatly improving the convenience of the demolding of the product.

It should be noted that after the mold is closed, the collecting box male mold 401, the collecting box female mold 301 and the movable mold 900 are formed with two collecting box injection molding cavities, the two collecting box injection molding cavities are isolated from each other and are not interfered with each other, so that the mold can be injection molded once to form two products, which is beneficial to improving the production efficiency of the mold, therefore, the number of the side core-pulling mechanisms is two, and the two collecting box injection molding cavities are respectively corresponding to each other.

It should be added that the front mold assembly further comprises a front mold fixing plate 100 and a front mold backing plate 200, the front mold backing plate 200 is arranged on the front mold fixing plate 100, the front mold plate 300 is arranged on the front mold backing plate 200, the rear mold assembly further comprises a rear mold fixing plate 700 and cushion blocks 500, the number of the cushion blocks 500 is two and is respectively arranged on two sides of the rear mold fixing plate 700, the rear mold plate 400 is arranged on the cushion blocks 500, the rear mold fixing plate 700 is provided with a jacking plate 600, the jacking plate 600 is provided with a plurality of ejector pins 601, the rear mold plate 400 is provided with a plurality of pin holes, each ejector pin 601 can be slidably arranged in each pin hole, and when a formed product needs to be ejected, the jacking plate 600 is lifted under the action of an external driving piece, so that the formed product is ejected by the ejector pins 601, and the demolding work is completed.

Further, the front mold assembly is provided with a first guide post 101, the rear mold assembly is provided with a first guide hole 404 corresponding to the first guide post 101, the first guide post 101 is slidably connected in the first guide hole 404, the arrangement can improve the stability of the movement of the mold during mold opening and closing, the lifting plate 600 is provided with a second guide post 602, the rear mold plate 400 is provided with a second guide hole 405 corresponding to the second guide post 602, the second guide post 602 is slidably connected in the second guide hole 405, and the arrangement can ensure the stability of the movement of the lifting plate 600 during mold releasing.

Referring to fig. 5 and 6, in one possible embodiment, a first limiting groove 903 is formed at the bottom of the movable mold 900, a first limiting piece 904 is formed in the first limiting groove 903, a second limiting piece 402 is formed on the rear mold plate 400, and the second limiting piece 402 extends into the first limiting groove 903 and is engaged with the first limiting piece 904. It is easy to understand that the moving process of the movable mold 900 is divided into two steps, a first step in which the movable mold 900 slides on the rear mold plate 400 to separate the movable mold 900 from the molded product, a second step in which the movable mold 900 moves along with the front mold plate 300 to separate the movable mold 900 from the rear mold plate 400, and a care should be taken to ensure that the movable mold 900 does not move along with the front mold plate 300 when the movable mold 900 is in the first step, and a second step in which the movable mold 900 is smoothly separated from the rear mold plate 400. In this embodiment, the first limiting member 904 is fixedly mounted on the movable mold 900 through a bolt, the second limiting member 402 is fixedly mounted on the rear mold plate 400 through a bolt, and the first limiting member 904 and the second limiting member 402 are engaged when the mold is in a mold closing state, so that the movable mold 900 can only slide on the rear mold plate 400 due to the existence of the first limiting member 904 and the second limiting member 402 in an initial demolding state, and after the movable mold 900 slides for a certain distance, the first limiting member 904 and the second limiting member 402 are separated, at this time, the movable mold 900 moves together with the front mold plate 300, so that the movable mold 900 moves away from the rear mold plate 400, thereby preventing the molded product from being blocked by the movable mold 900 when the molded product is demolded, and in addition, a sufficient space for the second limiting member 402 to move is provided in the first limiting groove 903, so that the movable mold 900 can slide smoothly.

In this embodiment, the first limiting piece 904 and the second limiting piece 402 are all L-shaped, so that the first limiting piece 904 and the second limiting piece 402 can be mutually clamped when being close to each other, and can be separated when being far away from each other, and the L-shaped first limiting piece 904 and the second limiting piece 402 are simple in structure and convenient to manufacture.

Referring to fig. 2 and 6, in one possible embodiment, an elastic member 905 is sleeved on the second inclined guide pillar 901, one end of the elastic member 905 abuts against the movable mold 900, and the other end of the elastic member 905 abuts against the front mold 300. It should be noted that, in this embodiment, three second inclined guide grooves 902 are disposed on the movable mold 900 at intervals, the number of the corresponding second inclined guide columns 901 and the number of the elastic members 905 are also three, each second inclined guide column 901 is sleeved with an elastic member 905, and the arrangement of the elastic members 905 can play a buffering role on the movement of the movable mold 900, so that the movable mold 900 is more stable during movement, and the production quality of the mold is improved.

Referring to fig. 2 and 6, in one possible embodiment, a T-shaped slide rail 304 is provided on the front mold 300, and a slide groove 906 that mates with the slide rail 304 is provided on the movable mold 900. It is easy to understand that the sliding rail 304 is slidably disposed in the sliding groove 906, when the mold is opened, the front mold assembly is separated from the rear mold assembly, the movable mold 900 slides on the rear mold plate 400 under the action of the second inclined guide pillar 901, at this time, the sliding rail 304 slides along the sliding groove 906, the sliding rail 304 and the sliding groove 906 are disposed to facilitate the improvement of the movement stability of the movable mold 900, and the smooth demolding of the movable mold 900 is ensured.

Referring to fig. 3 and 4, in one possible embodiment, the front mold plate 300 is provided with a third limiting member 303, an inner side wall of the third limiting member 303 abuts against an outer side wall of the side mold core 800, the rear mold plate 400 is provided with a second limiting groove 403, and a lower end of the third limiting member 303 is inserted into the second limiting groove 403 during mold closing. It should be noted that, after the material in the hot-melt state is injected into the cavity, the product is formed through cooling, and the air pressure in the cavity is increased when the material is cooled, so that the side core 800 is forced to move outwards, therefore, the side core 800 can be limited by the third limiting piece 303, the side core 800 is prevented from moving, the product is facilitated to be formed, the quality of the product is improved, the front template 300 and the rear template 400 are enabled to be compact by the second limiting groove 403, and during die opening, the third limiting piece 303 moves along with the front template 300 and does not block the extraction of the side core 800.

Referring to fig. 6, in one possible embodiment, a molding portion 907 is disposed at an end of the movable mold 900 near the collecting box punch 401, and the molding portion 907 extends into the collecting box injection molding cavity. It is easy to understand that the outer sidewall of the sewage collection tank has a vertical clamping groove for clamping the sewage collection tank on the sweeping robot, and thus, the molding portion 907 is a bar-shaped protrusion to form a clamping groove on the sidewall of the sewage collection tank.

Referring to fig. 2 and 7, in one possible embodiment, a molding protrusion 302 is provided at a lower end of the female mold 301 of the collecting box, and a molding groove 803 corresponding to the molding protrusion 302 is provided at an end of the side mold 800 near the male mold 401 of the collecting box. It is easy to understand that the sewage collection tank is provided with a handle, so that a user can conveniently take the sewage collection tank, and the mold is in a mold closing state that the molding protrusion 302 extends into the molding groove 803 but does not contact with the molding groove 803, and hot-melt material flows into a gap between the molding protrusion 302 and the molding groove 803 to form the handle on the sewage collection tank.

Referring to fig. 1 and 6, in one possible embodiment, a cooling water pipe 908 is disposed in the movable mold 900, the cooling water pipe 908 extends to the outside of the front mold plate 300, and an avoidance groove 305 for avoiding the cooling water pipe 908 is disposed on the front mold plate 300. It should be noted that, the mold is provided with a cooling system to enable the material to be cooled rapidly, the cooling system includes a plurality of sets of cooling water pipes 908, a set of cooling water pipes 908 are disposed in the movable mold 900, two ends of the cooling water pipes 908 need to extend out of the mold to connect with a water source, and the movable mold 900 is located at the inner side of the front mold 300, so that the front mold 300 is provided with the avoiding groove 305, and the avoiding groove 305 is in a strip shape to provide a movable space for the cooling water pipes 908, so that the cooling water pipes 908 can move along with the movable mold 900.

Referring to fig. 5 and 7, in one possible embodiment, the rear mold plate 400 is provided with an elastic positioning member 406, and the bottom of the side mold core 800 is provided with a positioning groove 804 corresponding to the elastic positioning member 406. It should be noted that, two positioning grooves 804 are provided at the bottom of the side core 800, the two positioning grooves 804 are respectively located at two ends of the movable limit distance of the side core 800, when the mold is closed, the elastic positioning piece 406 extends into one of the positioning grooves 804, and when the mold is released, the side core 800 slides outwards, so that the elastic positioning piece 406 slides into the other positioning groove 804, the elastic positioning piece 406 can enable the side core 800 to be positioned quickly during sliding, in addition, in this embodiment, the elastic positioning piece 406 is formed by combining a spring and a positioning block, the positioning block can be stretched under the support of the spring, when the positioning block corresponds to the position of the positioning groove 804, the positioning block automatically extends into the positioning groove 804 under the action of the spring, so as to achieve the purpose of positioning the side core 800.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (10)

1. The sewage collecting box die of the sweeper is characterized by comprising a front die assembly, a rear die assembly, a side core pulling mechanism and a movable die;

The front die assembly comprises a front die plate, and a collecting box female die is arranged on the front die plate;

The rear die assembly comprises a rear die plate, a collecting box male die is arranged on the rear die plate, and a collecting box injection cavity is formed by the collecting box male die, the collecting box female die and the movable die;

The side core pulling mechanism comprises a side core and a first inclined guide post, the side core is slidably arranged on the rear template, the side core stretches into the injection cavity of the collecting box, the first inclined guide post is arranged on the front template, and a first inclined guide slot corresponding to the first inclined guide post is arranged on the side core;

The movable die is movably arranged on the front die plate, the movable die is slidably arranged relative to the rear die plate, a second inclined guide groove is formed in the movable die, a second inclined guide post corresponding to the second inclined guide groove is arranged on the front die plate, and when the die is opened, the movable die slides away from a formed product under the driving of the second inclined guide post and then moves together with the front die plate to be separated from the rear die plate.

2. The sewage collection tank mold of the sweeper of claim 1, wherein a first limit groove is formed in the bottom of the movable mold, a first limit piece is arranged in the first limit groove, a second limit piece is arranged on the rear mold plate, and the second limit piece stretches into the first limit groove and is clamped with the first limit piece.

3. The sweeper sewage collection tank mold of claim 2, wherein the first and second limiting members are L-shaped.

4. A sweeper sewage collection box mould as claimed in any one of claims 1 to 3 wherein the second inclined guide post is sleeved with an elastic member, one end of the elastic member abuts against the movable mould, and the other end of the elastic member abuts against the front mould plate.

5. The sweeper sewage collection box mold of claim 1, wherein the front mold plate is provided with a T-shaped slide rail, and the movable mold is provided with a slide groove matched with the slide rail.

6. The sweeper sewage collection box mold of claim 1, wherein a third limiting piece is arranged on the front mold plate, the inner side wall of the third limiting piece is in contact with the outer side wall of the side mold core, a second limiting groove is arranged on the rear mold plate, and the lower end of the third limiting piece is inserted into the second limiting groove during mold closing.

7. The sweeper sewage collection box mold of claim 1, wherein a shaping part is arranged at one end of the movable mold close to the collection box male mold, and the shaping part extends into the collection box injection cavity.

8. The sewage collection tank mold of the sweeper of claim 1, wherein a molding protrusion is arranged at the lower end of the female mold of the collection tank, and a molding groove corresponding to the molding protrusion is arranged at one end of the side mold core, which is close to the male mold of the collection tank.

9. The sewage collecting box die of the sweeper as claimed in claim 1, wherein a cooling water pipe is arranged in the movable die, the cooling water pipe extends to the outer side of the front die plate, and an avoidance groove for avoiding the cooling water pipe is formed in the front die plate.

10. The sweeper sewage collection box mold of claim 1, wherein the back mold plate is provided with an elastic positioning piece, and the bottom of the side mold core is provided with a positioning groove corresponding to the elastic positioning piece.