CN221851061U - Flip mould for cat litter basin - Google Patents

Abstract

The utility model discloses a flip mold for a cat litter basin, which comprises a front mold assembly, a rear mold assembly, a first side core-pulling mechanism and a second side core-pulling mechanism; the front die assembly comprises a front die plate, and a flip female die is arranged on the front die plate; the rear die assembly comprises a rear die plate, a flip male die is arranged on the rear die plate, and a flip injection cavity is formed by the flip male die and the flip female die; the first side core pulling mechanism comprises a driving piece and a first side core, the driving piece is arranged on the front template, a first end of the first side core is connected with a driving end of the driving piece, and a second end of the first side core stretches into the flip injection cavity; the second side core pulling mechanism comprises an inclined guide piece and a second side core, the inclined guide piece is arranged on the front template, an inclined guide groove matched with the inclined guide piece is formed in the second side core, the second side core is arranged on the rear template in a sliding mode, and when the die is opened, the second side core moves along with the rear template and is driven by the inclined guide piece to be far away from a formed product.

Description

A flip cover mold for cat litter box

Technical Field

The utility model relates to the technical field of molds, in particular to a flip cover mold for a cat litter box.

Background Art

Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material. It is known as the "mother of industry".

The injection mold usually includes a front mold and a back mold. When the front mold and the back mold are buckled together, the molten material is injected into the cavity through the gate. When the mold is opened, the front mold and the back mold are separated to take out the plastic product.

As shown in FIG7 , a flap for a cat litter box has connecting holes on two opposite side walls and a plurality of ventilation holes on the other side wall. Therefore, a first side core for forming the connecting holes and a second side core for forming the ventilation holes are provided on the mold. However, during demolding, the presence of the first side core and the second side core will make it inconvenient to demold the molded product.

Utility Model Content

In order to overcome the deficiencies of the prior art, the utility model aims to provide a flip cover mold for a cat litter box to solve the technical problem of inconvenient demoulding in the prior art.

The utility model is implemented by the following technical scheme: a flip cover mold for a cat litter box, comprising a front mold assembly, a rear mold assembly, a first side core pulling mechanism and a second side core pulling mechanism;

The front mold assembly comprises a front mold plate, and the front mold plate is provided with a flip cover concave mold;

The rear mold assembly comprises a rear mold plate, on which a flip cover convex mold is arranged, and the flip cover convex mold and the flip cover concave mold form a flip cover injection molding cavity;

The first side core pulling mechanism comprises a driving member and a first side core, wherein the driving member is arranged on the front template, a first end of the first side core is connected to the driving end of the driving member, and a second end of the first side core extends into the flip cover injection cavity;

The second side core pulling mechanism includes an inclined guide and a second side core, the inclined guide is arranged on the front template, the second side core is provided with an inclined guide groove cooperating with the inclined guide, and the second side core is slidably arranged on the rear template. When the mold is opened, the second side core moves with the rear template and is driven by the inclined guide to move away from the molded product.

In a possible implementation manner, the first side core pulling mechanism further includes a fixing member and a sliding member, wherein the fixing member is disposed on the front template, the driving member is disposed on the fixing member, the sliding member is slidably disposed on the fixing member, one end of the sliding member is connected to the driving end of the driving member, and the other end of the sliding member is connected to the first end of the first side core;

A first sensor is disposed at one end of the fixing member close to the front template, a second sensor is disposed at one end of the fixing member away from the front template, and a first pressing piece corresponding to the first sensor and a second pressing piece corresponding to the second sensor are disposed on the sliding member.

In a possible implementation manner, a slide rail is provided on the inner wall of the front template, and a slide groove cooperating with the slide rail is provided on the second side core.

In a possible implementation, a limiting groove is provided on the rear template, a first limiting member is provided in the limiting groove, a second limiting member is provided at the bottom of the second side core, and the second limiting member extends into the limiting groove and engages with the first limiting member.

In a possible implementation, the front mold assembly further includes a front mold fixing plate and a front mold pad, the front mold pad is arranged on the front mold fixing plate, and the front mold plate is arranged on the front mold pad;

The rear mold assembly also includes a rear mold fixing plate, a cushion block and a lifting plate. The cushion blocks are two in number and are respectively arranged on both sides of the rear mold fixing plate. The lifting plate is arranged between the two cushion blocks, and the rear mold plate is arranged on the cushion blocks.

In a possible implementation manner, a third sensor is provided on the rear mold fixing plate, and a third pressing plate corresponding to the third sensor is provided on the lifting plate.

In a possible embodiment, a lifting assembly is provided on the lifting plate, and the lifting assembly includes a plurality of ejector pins. A plurality of ejector pin holes are provided on the flip-cap punch. Each of the ejector pins is slidably connected in each of the ejector pin holes, and a top surface of each of the ejector pins fits with an outer surface of the flip-cap punch.

In a possible implementation manner, a positioning groove is provided on the ejector pin of the ejection assembly close to the first-side core-pulling mechanism, and the second end of the first-side core extends into the positioning groove.

In a possible implementation, the lifting assembly further includes a lift block, which is disposed on the flip cover punch, and the bottom end of the lift block is connected to the lift pin.

In a possible implementation, a first guide column is provided on the front template, a first guide hole corresponding to the first guide column is provided on the rear template, and the first guide column is slidably connected in the first guide hole.

Compared with the prior art, the beneficial effect of the utility model is that when the molded product is demolded, the driving member first drives the first side core to be pulled out, and then when the mold assembly moves, the second side core is driven by the inclined guide member to move away from the molded product, so that the first side core and the second side core are pulled out before the molded product is ejected, which effectively avoids the existence of the first side core and the second side core interfering with the demolding of the molded product, greatly facilitating the demolding of the product.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of a flip-top mold for a cat litter box of the present invention;

FIG2 is a schematic structural diagram of a front mold assembly in a flip-top mold for a cat litter box of the present invention;

FIG3 is an enlarged view of the details of point A in FIG2;

FIG4 is a schematic structural diagram of a rear mold assembly in a flip-top mold for a cat litter box of the present invention;

FIG5 is a schematic structural diagram of the cat litter box flip cover mold of the utility model after the jacking assembly is ejected;

FIG6 is a cross-sectional view of the first limiting member and the second limiting member in the flip cover mold for the cat litter box of the utility model in an assembled state;

FIG. 7 is a schematic structural diagram of a product produced by a flip-top mold for a cat litter box of the present invention.

In the figure:

1. front mold assembly; 11. front mold fixing plate; 12. front mold pad; 13. front mold plate; 131. slide rail; 132. first guide column; 14. flip cover concave mold;

2. rear mold assembly; 21. rear mold fixing plate; 211. third sensor; 22. cushion block; 23. rear mold plate; 231. limit groove; 232. first limit piece; 233. first guide hole; 234. second guide hole; 24. flip cover punch; 25. lifting plate; 251. third pressing sheet; 252. second guide column;

3. First side core pulling mechanism; 31. Driving member; 32. First side core; 33. Fixing member; 331. First sensor; 332. Second sensor; 34. Sliding member; 341. First pressing sheet; 342. Second pressing sheet;

4. Second side core pulling mechanism; 41. Oblique guide; 42. Second side core; 421. Oblique guide groove; 422. Slide groove; 423. Second stopper;

5. Lifting assembly; 51. Ejector pin; 52. Ejector block; 53. Positioning groove.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

It should be noted that all directional indications in the embodiments of the present application (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

In addition, the descriptions of "first", "second", etc. in this application are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

A flip-top mold for a cat litter box as shown in Figures 1-6 includes a front mold assembly 1, a rear mold assembly 2, a first side core-pulling mechanism 3 and a second side core-pulling mechanism 4; the front mold assembly 1 includes a front mold plate 13, on which a flip-top concave mold 14 is provided; the rear mold assembly 2 includes a rear mold plate 23, on which a flip-top convex mold 24 is provided, and the flip-top convex mold 24 and the flip-top concave mold 14 form a flip-top injection molding cavity; the first side core-pulling mechanism 3 includes a driving member 31 and a first side core 32, the driving member 31 is arranged on the front mold plate 13, and the first side core 32 is provided with a first side core 32. The first end is connected to the driving end of the driving member 31, and the second end of the first side core 32 extends into the flip cover injection cavity; the second side core pulling mechanism 4 includes an inclined guide 41 and a second side core 42, the inclined guide 41 is arranged on the front template 13, and the second side core 42 is provided with an inclined guide groove 421 that cooperates with the inclined guide 41, the inclined guide 41 is slidably connected in the inclined guide groove 421, and the second side core 42 is slidably arranged on the rear template 23. When the mold is opened, the second side core 42 moves with the rear template 23 and is driven away from the molded product by the inclined guide 41. Specifically, the mold also includes a pouring system and a cooling system, a gate is arranged on the front mold assembly 1, the gate is connected to a main channel, the main channel is connected to a branch channel, the branch channel is connected to the flip cover injection cavity, and cooling pipes are arranged on the front mold assembly 1 and the rear mold assembly 2, so that the molded product can be cooled quickly.

Please refer to Figures 2 and 3. In a possible embodiment, the first side core pulling mechanism 3 also includes a fixing member 33 and a sliding member 34. The fixing member 33 is arranged on the front template 13, the driving member 31 is arranged on the fixing member 33, and the sliding member 34 is slidably arranged on the fixing member 33. One end of the sliding member 34 is connected to the driving end of the driving member 31, and the other end of the sliding member 34 is connected to the first end of the first side core 32; a first sensor 331 is provided at one end of the fixing member 33 close to the front template 13, and a second sensor 332 is provided at one end of the fixing member 33 away from the front template 13, and a first pressing plate 341 corresponding to the first sensor 331 and a second pressing plate 342 corresponding to the second sensor 332 are provided on the sliding member 34. It is easy to understand that when the first side core 32 is not pulled out, the first pressure plate 341 contacts the first sensor 331, and the first sensor 331 is triggered to provide the staff with information that the first side core 32 is in a working state; when the first side core 32 is pulled out, the sliding member 34 moves away from the front template 13, the first pressure plate 341 moves away from the first sensor 331, the second pressure plate 342 contacts the second sensor 332, and the second sensor 332 is triggered to prompt the staff that the first side core 32 has been pulled out.

Please refer to Figures 2 and 4. In a possible implementation, a slide rail 131 is provided on the inner wall of the front mold plate 13, and a slide groove 422 is provided on the second side core 42 to cooperate with the slide rail 131. It is easy to understand that the slide rail 131 is slidably connected with the slide groove 422. When the mold is opened, the front mold component 1 and the rear mold component 2 are separated, and the slide rail 131 slides along the slide groove 422. The arrangement of the slide rail 131 and the slide groove 422 is conducive to improving the movement stability of the second side core 42, and ensuring that the second side core 42 can be demolded smoothly.

Please refer to FIG. 6 , in a possible embodiment, a limiting groove 231 is provided on the rear template 23, a first limiting member 232 is provided in the limiting groove 231, a second limiting member 423 is provided at the bottom of the second side core 42, and the second limiting member 423 extends into the limiting groove 231 and engages with the first limiting member 232. It should be noted that the first limiting member 232 and the second limiting member 423 are both L-shaped, the first limiting member 232 is fixedly mounted on the rear template 23 by bolts, and the second limiting member 423 is fixedly mounted on the second side core 42 by bolts. The arrangement of the first limiting member 232 and the second limiting member 423 can prevent the second side core 42 from being driven by the front template 13 under the action of friction during demoulding, so that the second side core 42 is deflected, which is conducive to improving the sliding stability of the second side core 42, thereby ensuring the quality of the product. In addition, there is a movable space for the second limiting member 423 in the limiting groove 231, so as to ensure that the second side core 42 can be smoothly withdrawn.

Please refer to Figure 1. In a possible embodiment, the front mold assembly 1 also includes a front mold fixing plate 11 and a front mold pad 12, the front mold pad 12 is arranged on the front mold fixing plate 11, and the front mold plate 13 is arranged on the front mold pad 12; the rear mold assembly 2 also includes a rear mold fixing plate 21, a cushion block 22 and a lifting plate 25, the number of the cushion blocks 22 is two and they are respectively arranged on both sides of the rear mold fixing plate 21, the lifting plate 25 is arranged between the two cushion blocks 22, and the rear mold plate 23 is arranged on the cushion block 22.

Please refer to FIG. 1 , in a possible implementation, a third sensor 211 is provided on the rear mold fixing plate 21, and a third pressing plate 251 corresponding to the third sensor 211 is provided on the lifting plate 25. It is easy to understand that when the mold is opened, the lifting plate 25 rises, and the third pressing plate 251 is separated from the third sensor 211. When the mold is closed, the lifting plate 25 descends. When the third pressing plate 251 triggers the third sensor 211, it indicates that the lifting plate 25 has been successfully reset.

Please refer to FIG. 5 . In a possible embodiment, a lifting assembly 5 is provided on the lifting plate 25. The lifting assembly 5 includes a plurality of ejector pins 51. The cover punch 24 is provided with a plurality of ejector pin 51 holes. Each ejector pin 51 is slidably connected to each ejector pin 51 hole, and the top surface of each ejector pin 51 is adapted to fit the outer surface of the cover punch 24. It should be supplemented that a second guide column 252 is also provided on the lifting plate 25. A second guide hole 234 corresponding to the second guide column 252 is provided on the rear template 23. The second guide column 252 is slidably connected to the second guide hole 234. The provision of the second guide column 252 can ensure the stability of the movement of the lifting plate 25.

Please refer to Figures 2 to 4. In a possible embodiment, a positioning groove 53 is provided on the ejector pin 51 near the first side core pulling mechanism 3 in the jacking assembly 5, and the second end of the first side core 32 extends into the positioning groove 53. It is easy to understand that in order to form the connecting hole on the product, the first side core 32 needs to pass through the flip cover injection cavity and contact with the flip cover punch 24 or extend into the flip cover punch 24. The setting of the positioning groove 53 can facilitate the rapid positioning of the first side core 32, and the ejector pin 51 needs to be provided here, so the positioning groove 53 is provided on the ejector pin 51.

Please refer to FIG. 5 . In a possible implementation, the lifting assembly 5 further includes a lifting block 52, which is disposed on the flip cover convex mold 24. The bottom end of the lifting block 52 is connected to an ejector pin 51. It should be noted that the top surface of the lifting block 52 fits the outer surface of the flip cover convex mold 24. After the mold is opened, the lifting plate 25 drives the lifting assembly 5 to perform ejection movement. The product is separated from the flip cover convex mold 24 under the action of the lifting assembly 5. The setting of the lifting block 52 can make the product be ejected more smoothly.

Referring to FIG. 2 and FIG. 4 , in a possible embodiment, a first guide post 132 is provided on the front template 13, a first guide hole 233 corresponding to the first guide post 132 is provided on the rear template 23, and the first guide post 132 is slidably connected in the first guide hole 233. It should be noted that a blind hole is provided on the cushion block 22, and the first guide post 132 passes through the first guide hole 233 and then extends into the blind hole. The provision of the first guide post 132 can ensure the stability of the movement of the rear mold assembly 2 when the mold is opened and closed.

To sum up, in the flip-top mold for a cat litter box provided by the utility model, when the molded product is demolded, the driving member first drives the first side core to be pulled out, and when the first side core is pulled out, the rear mold assembly starts to move, and when the rear mold assembly is moving, the second side core will be driven away from the molded product by the inclined guide, so that the second side core is pulled out, and finally, the lifting plate drives the lifting assembly to perform an ejection movement, so that the product is ejected, completing the demolding process of the product. The flip-top product produced by this mold is very convenient when demolding.

The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims (10)

1. A flip cover mold for a cat litter box, characterized in that it comprises a front mold assembly, a rear mold assembly, a first side core pulling mechanism and a second side core pulling mechanism; The front mold assembly comprises a front mold plate, and the front mold plate is provided with a flip cover concave mold; The rear mold assembly comprises a rear mold plate, on which a flip cover convex mold is arranged, and the flip cover convex mold and the flip cover concave mold form a flip cover injection molding cavity; The first side core pulling mechanism comprises a driving member and a first side core, wherein the driving member is arranged on the front template, a first end of the first side core is connected to the driving end of the driving member, and a second end of the first side core extends into the flip cover injection cavity; The second side core pulling mechanism includes an inclined guide and a second side core, the inclined guide is arranged on the front template, the second side core is provided with an inclined guide groove cooperating with the inclined guide, and the second side core is slidably arranged on the rear template. When the mold is opened, the second side core moves with the rear template and is driven by the inclined guide to move away from the molded product. 2. The cat litter box flip cover mold according to claim 1, characterized in that the first side core pulling mechanism further comprises a fixing member and a sliding member, the fixing member is arranged on the front template, the driving member is arranged on the fixing member, the sliding member is slidably arranged on the fixing member, one end of the sliding member is connected to the driving end of the driving member, and the other end of the sliding member is connected to the first end of the first side core; A first sensor is disposed at one end of the fixing member close to the front template, a second sensor is disposed at one end of the fixing member away from the front template, and a first pressing piece corresponding to the first sensor and a second pressing piece corresponding to the second sensor are disposed on the sliding member. 3. The flip-top mold for a cat litter box as described in claim 1 is characterized in that a slide rail is provided on the inner wall of the front mold plate, and a slide groove matching the slide rail is provided on the second side core. 4. The flip-top mold for a cat litter box as described in claim 1 is characterized in that a limiting groove is provided on the rear template, a first limiting piece is provided in the limiting groove, a second limiting piece is provided at the bottom of the second side core, and the second limiting piece extends into the limiting groove and engages with the first limiting piece. 5. The flip-top mold for a cat litter box according to claim 1, characterized in that the front mold assembly further comprises a front mold fixing plate and a front mold pad, the front mold pad is arranged on the front mold fixing plate, and the front mold plate is arranged on the front mold pad; The rear mold assembly also includes a rear mold fixing plate, a cushion block and a lifting plate. The cushion blocks are two in number and are respectively arranged on both sides of the rear mold fixing plate. The lifting plate is arranged between the two cushion blocks, and the rear mold plate is arranged on the cushion blocks. 6. The flip-top mold for a cat litter box as described in claim 5, characterized in that a third sensor is provided on the rear mold fixing plate, and a third pressing sheet corresponding to the third sensor is provided on the lifting plate. 7. The flip-top mold for a cat litter box as described in claim 5 is characterized in that a lifting assembly is provided on the lifting plate, the lifting assembly includes a plurality of ejector pins, a plurality of ejector pin holes are provided on the flip-top punch, each of the ejector pins is slidably connected in each of the ejector pin holes, and the top surface of each of the ejector pins is adapted to fit with the outer surface of the flip-top punch. 8. The flip-top mold for a cat litter box as described in claim 7 is characterized in that a positioning groove is provided on the ejector pin of the jacking assembly close to the first side core pulling mechanism, and the second end of the first side core extends into the positioning groove. 9. The flip-top mold for a cat litter box as described in claim 8, characterized in that the lifting assembly also includes a top block, the top block is arranged on the flip-top convex mold, and the bottom end of the top block is connected to the top pin. 10. The flip-top mold for a cat litter box as described in claim 1, characterized in that the front template is provided with a first guide column, the rear template is provided with a first guide hole corresponding to the first guide column, and the first guide column is slidably connected in the first guide hole.