Split type splicing mechanism for plastic mold

Abstract

The utility model discloses a split type splicing mechanism for a plastic mould, which belongs to the technical field of plastic moulds and comprises a base, limit grooves are arranged on two sides of the upper end of the base, and an upper mould and a lower mould are slidably connected to the upper ends of the limit grooves. A plurality of regular clamping grooves are formed in the positions, located on the two sides of the limiting groove, of the upper end of the base. The multiple regular clamping grooves are slidably connected with connecting plates. First grooves are formed in the two sides of the middle of the upper end of the base, and sliding devices are slidably connected into the first grooves; the rear end of the base is fixedly connected with a fixing plate, the middle of the fixing plate is in threaded connection with a rotating shaft, the lower ends of the upper die and the lower die are both in sliding connection with a sliding device at the upper end of the base, conventional sliding friction is changed into rolling friction, and the rolling friction is changed into rolling friction through mutual matched sliding connection of a plurality of guide columns and guide grooves, protrusion guides and second grooves. And therefore, the upper mold and the lower mold are more accurately closed, and the accuracy of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic moulds, and in particular relates to a split type splicing mechanism for plastic moulds. Background Art

[0002] Plastic mold is the abbreviation of a combined mold used for compression molding, extrusion molding, injection, blow molding and low-foaming molding. The coordinated changes of the mold convex and concave molds and the auxiliary molding system can process a series of plastic parts of different shapes and sizes. Plastic molds are the mother of industry, and the release of new products will involve plastics.

[0003] The prior art discloses a split splicing mechanism for plastic molds with patent announcement number CN209350701U. The above patent can achieve the effects of rapid positioning and rapid installation, thereby effectively improving the work efficiency of operators, and has a good fixing effect between molds, stable splicing, and effectively improves the quality of finished products. It is suitable for the production of larger individual products, and is therefore conducive to promotion. However, the following deficiencies still exist in actual use: From a practical point of view, the device has only one fixing device, with low fixation, and both the upper mold and the lower mold are sliding friction molds, which can easily cause damage to the lower ends of the upper mold and the lower mold.

[0004] Therefore, a split splicing mechanism for plastic molds is needed to solve the problem that the device in the prior art has only one fixing device, has low fixation, and both the upper mold and the lower mold are sliding friction molds, which can easily cause damage to the lower ends of the upper mold and the lower mold. Utility Model Content

[0005] The purpose of the utility model is to provide a split type splicing mechanism for a plastic mold to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a split splicing mechanism for a plastic mold, comprising a base, wherein both sides of the upper end of the base are provided with limit grooves, and the upper ends of the limit grooves are slidably connected to the upper mold and the lower mold; the upper end of the base is provided with a plurality of regular card grooves on both sides of the limit grooves, and the plurality of regular card grooves can be slidably connected to a connecting plate; both sides of the middle part of the upper end of the base are provided with a groove 1, and a sliding device is slidably connected inside the groove 1; the rear end of the base is fixedly connected to a fixed plate, and the middle part of the fixed plate is threadedly connected to a rotating shaft.

[0007] It should be noted in the scheme that the limit groove is in an inverted T shape, and the limit blocks are fixedly connected to the lower ends of the upper mold and the lower mold, and the limit blocks are all in an inverted T shape. The outer surfaces of the limit blocks fixedly connected to the lower ends of the upper mold and the lower mold are fitted and slidably connected to the outer surfaces of the limit grooves.

[0008] It is further worth noting that a second groove is provided on one side of the upper mold, and a protrusion guide is provided on the opposite side of the lower mold, and the protrusion guide is fitted and slidably connected to the second groove.

[0009] It should be further explained that a plurality of regular guide grooves or a plurality of regular guide columns are respectively provided on opposite sides of the upper mold and the lower mold, and the plurality of regular guide columns are respectively fitted and slidably connected with the plurality of regular guide grooves.

[0010] As a preferred embodiment, a feed port is installed at the upper end of the upper mold.

[0011] As a preferred embodiment, one end of the rotating shaft is fixedly connected to a rotating handle, and the other end of the rotating shaft is slidably connected to the middle part of the other side of the lower mold.

[0012] As a preferred embodiment, the sliding device includes several regular rotating shafts, several regular rotating shafts are slidably connected to the middle of the base, and both ends of several regular rotating shafts are slidably connected to pulleys, and the upper ends of several pulleys are slightly higher than the upper end of the base.

[0013] Compared with the prior art, the split splicing mechanism for plastic molds provided by the utility model has at least the following beneficial effects:

[0014] (1) The lower ends of the upper mold and the lower mold are slidably connected to the sliding device at the upper end of the base, thereby converting conventional sliding friction into rolling friction, and the limit block is slidably connected to the limit groove, thereby facilitating the movement of the upper mold and the lower mold, and further facilitating the mutual connection of the upper mold and the lower mold, thereby increasing the practicality of the split splicing mechanism for plastic molds.

[0015] (2) Through the mutual matching and sliding connection of a plurality of guide columns and guide grooves, the protrusion guide and the groove 2, the upper mold and the lower mold can be more accurately joined, thereby improving the accuracy of the split splicing mechanism for the plastic mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front structure of the utility model. Figure 1 ;

[0017] Figure 2 This is a schematic diagram of the front structure of the utility model. Figure 2 ;

[0018] Figure 3 The cross-sectional structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 4 The cross-sectional structure of the utility model is shown in FIG. Figure 2.

[0020] In the figure: 1. base; 101. fixed plate; 2. sliding device; 201. rotating shaft; 202. pulley; 3. limit groove; 4. clamping groove; 5. connecting plate; 6. lower mold; 7. upper mold; 8. raised guide; 9. feed port; 10. guide column; 11. groove one; 12. rotating handle; 13. rotating shaft; 14. guide groove; 15. limit block; 16. groove two. DETAILED DESCRIPTION

[0021] The present invention will be further described below in conjunction with the embodiments.

[0022] See also Figure 1-4 The utility model provides a split splicing mechanism for a plastic mold, comprising: a base 1, both sides of the upper end of the base 1 are provided with limiting grooves 3, the upper ends of the limiting grooves 3 are slidably connected with an upper mold 6 and a lower mold 7; the upper end of the base 1 is provided with a plurality of regular card grooves 4 on both sides of the limiting grooves 3, and the plurality of regular card grooves 4 can be slidably connected with a connecting plate 5; both sides of the middle part of the upper end of the base 1 are provided with a groove 11, and a sliding device 2 is slidably connected inside the groove 11; a fixed plate 101 is fixedly connected to the rear end of the base 1, and a rotating shaft 13 is threadedly connected to the middle part of the fixed plate 101.

[0023] Further Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that the limit groove 3 is in an inverted T shape, and the lower ends of the upper mold 6 and the lower mold 7 are fixedly connected with the limit blocks 15, and the limit blocks 15 are in an inverted T shape. The outer surfaces of the limit blocks 15 fixedly connected at the lower ends of the upper mold 6 and the lower mold 7 are fitted and slidably connected to the outer surface of the limit groove 3. Through the limit blocks 15 and the limit groove 3 at the lower ends of the upper mold 6 and the lower mold 7, the position and movement trajectory of the upper mold 6 and the lower mold 7 can be limited, thereby making the mold closing of the upper mold 6 and the lower mold 7 more stable.

[0024] Further Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that a groove 2 16 is provided on one side of the upper mold 6, and a protrusion guide 8 is provided on the opposite side of the lower mold 7, and the protrusion guide 8 is slidably connected to the groove 2 16. Through the position and connection relationship of the groove 2 16 and the protrusion guide 8, the mold closing of the upper mold 6 and the lower mold 7 is made more precise.

[0025] This scheme has the following working process: first, the limit blocks 15 fixedly connected at the lower ends of the lower mold 6 and the upper mold 7 are all fitted into the limit groove 3 and slid into the inside of the limit groove 3, and then the connecting plate 5 is placed in the slot 4 on the other side of the upper mold 7, and then by turning the handle 12, the rotating shaft 13 is threadedly connected to the fixed plate 101, that is, the other end of the rotating shaft 13 is slidably connected to the other end of the upper mold 7, and the several guide columns 10 and the protruding guide 8 of the upper mold 7 are respectively fitted into the sliding groove 2 16 and the groove 1 11, when the upper mold 6 and the lower mold 7 are fixed between the connecting plate 5 and the rotating shaft 13, the mold is completed.

[0026] According to the above working process, it can be known that: through the limit blocks 15 and the limit grooves 3 at the lower ends of the upper mold 6 and the lower mold 7, the positions and movement trajectories of the upper mold 6 and the lower mold 7 can be limited, so that the clamping of the upper mold 6 and the lower mold 7 is more stable, and through the position and connection relationship of the groove 16 and the protrusion guide 8, the clamping of the upper mold 6 and the lower mold 7 is more precise.

[0027] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that a plurality of regular guide grooves 14 or a plurality of regular guide columns 10 are respectively provided on the opposite sides of the upper mold 6 and the lower mold 7, and the plurality of regular guide columns 10 are respectively fitted and slidably connected with the plurality of regular guide grooves 14. Through the positions and connection relationships of the plurality of regular guide grooves 14 or the plurality of regular guide columns 10, the mold closing of the upper mold 7 and the lower mold 6 is made more precise, thereby improving the accuracy of the split splicing mechanism for the plastic mold.

[0028] Further Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that a feed port 9 is installed at the upper end of the upper mold 6, through which the raw material can enter between the upper mold 6 and the lower mold 7.

[0029] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that one end of the rotating shaft 13 is fixedly connected to a rotating handle 12, and the other end of the rotating shaft 13 is slidably connected to the middle part of the other side of the lower mold 7. The rotating handle 12 is used to facilitate the rotation of the rotating shaft 13, and the rotating shaft 13 is used to facilitate the closing of the lower mold 7 and the upper mold 6.

[0030] Further Figure 2As shown, it is worth specifically explaining that the sliding devices 2 include a number of regular rotating shafts 201, and the number of regular rotating shafts 201 are slidably connected to the middle part of the base 1, and both ends of the number of regular rotating shafts 201 are slidably connected with pulleys 202, and the upper ends of the number of pulleys 202 are slightly higher than the upper end of the base 1. Through the sliding device 2, the conventional sliding friction is converted into rolling friction, and the limit block 15 is slidably connected to the limit groove 3, so that the movement of the upper mold 7 and the lower mold 6 can be more convenient, and then the mutual connection of the upper mold 7 and the lower mold 6 is more convenient, thereby increasing the practicality of the split splicing mechanism for plastic molds.

[0031] In summary: first, the limit blocks 15 fixedly connected at the lower ends of the lower mold 6 and the upper mold 7 are all fitted into the limit groove 3 and slid into the inside of the limit groove 3, and then the connecting plate 5 is placed in the slot 4 on the other side of the upper mold 7, and then the handle 12 is turned, and the rotating shaft 13 is threadedly connected to the fixed plate 101, that is, the other end of the rotating shaft 13 is slidably connected to the other end of the upper mold 7, and the several guide columns 10 and the raised guide 8 of the upper mold 7 are respectively fitted into the sliding groove 2 16 and the groove 1 11, when the upper mold 6 and the lower mold 7 are fixed between the connecting plate 5 and the rotating shaft 13, the mold is completed, and the upper mold 7 is made through the position and connection relationship of the several regular guide grooves 14 or the several regular guide columns 10. The upper mold 7 and the lower mold 6 are more accurately joined, thereby improving the accuracy of the split splicing mechanism for plastic molds. The raw material can enter between the upper mold 6 and the lower mold 7 through the feed port 9. The rotation of the rotating shaft 13 is convenient by turning the handle 12, and the lower mold 7 and the upper mold 6 are conveniently joined through the rotating shaft 13. The conventional sliding friction is converted into rolling friction through the sliding device 2, and the limit block 15 is slidably connected to the limit groove 3, so that the movement of the upper mold 7 and the lower mold 6 is more convenient, and the mutual connection of the upper mold 7 and the lower mold 6 is more convenient, thereby increasing the practicality of the split splicing mechanism for plastic molds.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A split splicing mechanism for a plastic mold, comprising a base (1), characterized in that: Limiting grooves (3) are provided on both sides of the upper end of the base (1), and the upper end of the limiting groove (3) is slidably connected to an upper mold (6) and a lower mold (7); a plurality of regular clamping grooves (4) are provided on both sides of the limiting groove (3) at the upper end of the base (1), and the plurality of regular clamping grooves (4) are slidably connected to a connecting plate (5); a groove 1 (11) is provided on both sides of the middle part of the upper end of the base (1), and a sliding device (2) is slidably connected inside the groove 1 (11); a fixing plate (101) is fixedly connected to the rear end of the base (1), and a rotating shaft (13) is threadedly connected to the middle part of the fixing plate (101).

2. A split type splicing mechanism for a plastic mold according to claim 1, characterized in that: The limiting groove (3) is in an inverted T-shape, and the lower ends of the upper mold (6) and the lower mold (7) are fixedly connected to the limiting blocks (15), and the limiting blocks (15) are all in an inverted T-shape. The outer surfaces of the limiting blocks (15) fixedly connected to the lower ends of the upper mold (6) and the lower mold (7) are both fitted and slidably connected to the outer surface of the limiting groove (3).

3. A split type splicing mechanism for a plastic mold according to claim 2, characterized in that: A second groove (16) is provided on one side of the upper mold (6), and a protrusion guide (8) is provided on the opposite side of the lower mold (7), and the protrusion guide (8) is fitted and slidably connected to the second groove (16).

4. A split type splicing mechanism for a plastic mold according to claim 3, characterized in that: The upper mold (6) and the lower mold (7) are provided with a plurality of regular guide grooves (14) or a plurality of regular guide columns (10) on opposite sides thereof, and the plurality of regular guide columns (10) are respectively fitted and slidably connected with the plurality of regular guide grooves (14) in correspondence thereto.

5. The split type splicing mechanism for plastic mold according to claim 4, characterized in that: A feed port (9) is installed at the upper end of the upper mold (6).

6. A split type splicing mechanism for a plastic mold according to claim 5, characterized in that: One end of the rotating shaft (13) is fixedly connected to a rotating handle (12), and the other end of the rotating shaft (13) is slidably connected to the middle part of the other side of the lower mold (7).

7. A split type splicing mechanism for a plastic mold according to claim 6, characterized in that: The sliding devices (2) each comprise a plurality of regular rotating shafts (201), each of the plurality of regular rotating shafts (201) being slidably connected to the middle of the base (1), and each of the two ends of each of the plurality of regular rotating shafts (201) being slidably connected to pulleys (202), and each of the upper ends of each of the plurality of pulleys (202) being slightly higher than the upper end of the base (1).

Images