Replaceable mold for rubber lure bait

Abstract

The utility model discloses a replaceable mold of a rubber lure bait, and relates to the technical field of molds. The die assembly comprises an upper die and a lower die, the lower die comprises a lower die body, a groove A is formed in the upper surface of the lower die body, a lower die core is installed in the groove A in a matched mode, the upper die comprises an upper die body, a groove B is formed in the lower surface of the upper die body, and a rectangular through hole A and a rectangular through hole B are formed in the two opposite side walls of the groove B respectively. An L-shaped supporting block A and an L-shaped supporting block B are respectively connected to the outer side wall of the upper die at the rectangular through hole A and the rectangular through hole B; and an upper mold core is mounted in the groove B in a matched manner. According to the utility model, the lower mold core and the upper mold core which are matched with each other are respectively arranged on the lower mold and the upper mold, so that the lower mold core and the upper mold core are aligned while the lower mold core and the upper mold core are fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of molds, in particular to a replaceable mold for a rubber lure. Background Art

[0002] In recent years, artificial bionic fish baits have been developed. These baits have the appearance of small fish and can float in the water using their own buoyancy and the traction of the hook line. By making necessary decorations on the appearance of the bait, such as setting patterns, designs, colors, etc., the baits are made realistic and attract big fish in the water to swallow them. At this time, the big fish can be successfully lifted using the fishing hook fixed on the outside of the bait.

[0003] For the preparation of rubber lures, when using it, it is necessary to use the cooperation of the mold to shape the bait. Traditional practical mold equipment is generally provided with an upper mold core and a lower mold core, and multiple mold cavities are used to shape multiple products at one time; however, in practice, it is necessary to prepare baits of different shapes according to needs, and at this time, it is necessary to replace the mold or the mold core. CN115722649A discloses a die-casting mold for quickly replacing the mold core, including a positioning component and a replacement component, the positioning component includes a fixed mold and a movable mold, the replacement component includes a fixed mold core, a movable mold core, a connecting seat, a pin rod, a movable plate and a threaded rod; the adjacent sides of the fixed mold and the movable mold are both provided with installation grooves, so The outer side wall of the connecting seat is slidably connected to the inner side wall of the mounting groove, the lower surface of the fixed mold core is welded to the top of one of the connecting seats, the upper surface of the movable mold core is welded to the bottom of the other connecting seat, the right side wall of the connecting seat is symmetrically provided with two pin holes, the right side walls of the fixed mold and the movable mold are symmetrically provided with two slide grooves, the outer side wall of the pin rod is slidably connected to the inner side wall of the slide groove, the left side wall of the movable plate is welded to the right end of the pin rod, the number of the threaded rods is two, the left ends of the two threaded rods are respectively rotatably connected to the middle of the right side walls of the fixed mold and the movable mold through bearings, and the threaded rod is threadedly connected to the movable plate. When installing the fixed mold core and the movable mold core in the above patent, the fixed mold core and the movable mold core need to be disassembled and installed respectively, and the fixed mold core and the movable mold core need to be aligned before installation, and the alignment is relatively cumbersome. Utility Model Content

[0004] The utility model aims to provide a replaceable mold for a rubber lure, which solves the problems raised by the existing background similarity by respectively arranging a lower mold core and an upper mold core that cooperate with each other on the lower mold and the upper mold core, and completing an alignment operation on the lower mold core and the upper mold core while fixing the lower mold core and the upper mold core.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a replaceable mold for a rubber lure, comprising an upper mold and a lower mold; the lower mold comprises a lower mold, and a groove A is arranged on the upper surface of the lower mold, a lower mold core is installed in the groove A, and a U-shaped handle is fixed on both sides of the lower mold core; a pair of notches for avoiding the U-shaped handle are arranged on both sides of the groove A, and a plug-in plate groove A and a slot are arranged on the two side walls of the notch respectively; a plug-in plate can be movably arranged in the plug-in plate groove A, a screw hole is arranged in the middle of the plug-in plate, and a locking bolt A is threadedly connected at the screw hole; a pair of countersunk holes are arranged on the upper surface of the lower mold between the two notches, and a locking bolt B is threadedly connected at the countersunk holes;

[0007] The upper mold includes an upper mold, a groove B is arranged on the lower surface of the upper mold, and rectangular through holes A and rectangular through holes B are respectively arranged on the opposite side walls of the groove B; the outer side walls of the upper mold located at the rectangular through holes A and the rectangular through holes B are respectively connected to the L support block A and the L-shaped support block B; an upper mold core is fitted in the groove B; protrusions inserted into and passing through the rectangular through holes A and the rectangular through holes B are respectively arranged at both ends of the upper mold core; a locking bolt C is arranged on the bottom side surface of the L support block A; a locking bolt D and a locking bolt E are respectively arranged on the bottom side surface and the end of the L-shaped support block B.

[0008] Furthermore, it also includes a base, the upper surface of the base is connected to a top plate through a column, a telescopic cylinder is fixed to the bottom side of the top plate, and the end of the telescopic cylinder is connected to a movable plate; the movable plate is provided with guide holes cooperating with the columns on the circumference.

[0009] Furthermore, the lower mold core is provided with a plurality of first mold cavities, and the upper mold core is provided with a second mold cavity cooperating with the first mold cavity.

[0010] Furthermore, the length of the protrusion is L0, the length of the L-shaped support block A is L1, and the length of the L-shaped support block B is L2, then L1>L2, and L2≥2*L0.

[0011] Furthermore, the length and width of the groove B are M1 and M2 respectively, and the length and width of the upper mold core are M3 and M4 respectively, and M1>M3+L0; M4=M2.

[0012] Furthermore, the rectangular through hole A and the rectangular through hole B have the same size and height H1, and the thickness of the protrusion is H2, then H1>H2.

[0013] The utility model has the following beneficial effects:

[0014] The utility model provides a lower mold core and an upper mold core which cooperate with each other on the lower mold and the upper mold respectively, and completes the alignment operation of the lower mold core and the upper mold core while fixing the lower mold core and the upper mold core.

[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 This is a schematic diagram of the overall structure of the mold of the utility model;

[0018] Figure 2 for Figure 1 Main view;

[0019] Figure 3 This is a schematic diagram of the lower mold structure of the utility model;

[0020] Figure 4 The upper mold structure of the utility model is shown in FIG. Figure 1 ;

[0021] Figure 5 The upper mold structure of the utility model is shown in FIG. Figure 2 . DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figure 1-5 As shown, the utility model is a replaceable mold for a rubber lure, which includes an upper mold and a lower mold that are relatively arranged, specifically including a base 1, the upper surface of the base 1 is connected to a top plate 11 through a column 10, a telescopic cylinder 12 is fixed to the bottom side of the top plate 11, the end of the telescopic cylinder 12 is connected to a movable plate 13, and the surrounding side of the movable plate 13 is provided with a guide hole that cooperates with the column 10; the upper mold is fixed to the bottom side of the movable plate 13, and the lower mold is fixed to the upper surface of the base 1; when in use, the rubber compound for producing the lure is put into the lower mold, and the telescopic cylinder 12 is controlled to extend to drive the upper mold to move to the side close to the lower mold until the upper mold and the lower mold are closed to complete the molding, and the upper mold and the lower mold are heated to complete the vulcanization operation.

[0024] Similarly, in order to facilitate the production of rubber lures of different shapes, the lower mold in the present application includes a lower mold 2, and a groove A21 is set on the upper surface of the lower mold 2, and a lower mold core 20 is installed in the groove A21, and a U-shaped handle 202 is fixed on both sides of the lower mold core 20; a pair of notches 22 for avoiding the U-shaped handle 202 are set on both sides of the groove A21, and a plug-in plate groove A23 and a slot 230 are respectively set on the two side walls of the notch 22; a plug-in plate 24 is movably set in the plug-in plate groove A23, a screw hole is set in the middle of the plug-in plate 24, and a locking bolt A241 is threadedly connected at the screw hole; located at A pair of countersunk holes 25 are arranged on the upper surface of the lower mold 2 between the two notches 22, and the countersunk holes 25 are threadedly connected with locking bolts B251. Then, through the above arrangement, when in use, the locking bolts B251 at the countersunk holes 25 are loosened, the plug-in plate 24 at the notch 22 is controlled to be inserted into the plug-in plate groove A23, and then the lower mold core 20 is taken out; the new lower mold core 20 is placed in the groove A21, the plug-in plate 24 in the plug-in plate groove A23 is controlled to be pulled outward and inserted into the slot 230, and then the locking bolts B251 are tightened and then the locking bolts A241 set at the screw holes are tightened to complete the replacement of the lower mold core 20.

[0025] Similarly, in order to facilitate the replacement of the upper mold core 30, the upper mold in the present application includes an upper mold 3, a groove B31 is set on the lower surface of the upper mold 3, and a rectangular through hole A320 and a rectangular through hole B330 are respectively set on the opposite side walls of the groove B31; the outer side walls of the upper mold 3 located at the rectangular through hole A320 and the rectangular through hole B330 are respectively connected to the L support block A32 and the L-shaped support block B33; the upper mold core 30 is installed in the groove B31; the two ends of the upper mold core 30 are respectively provided with protrusions 302 inserted into and passing through the rectangular through hole A320 and the rectangular through hole B330; the bottom side surface of the L support block A32 is provided with a locking bolt C321; the L-shaped support block B33 The bottom side surface and the end are respectively provided with a locking bolt D332 and a locking bolt E333, so that when in use, the two protrusions 302 at one end of the upper mold core 30 are first controlled to be inserted into the rectangular through hole B330, and the upper mold core 30 is controlled to be close to the horizontal level, and then the protrusion 302 is controlled to pass through the rectangular through hole B330 and rest on the L-shaped support block B33. Finally, after the upper mold core 30 is controlled to be horizontal, the upper mold core 30 is controlled to move horizontally to the side close to the L support block A32 until the protrusion 302 at the other end is inserted into the rectangular through hole A320 and then continues to move and rests on the L support block A32. After tightening the locking bolt E333, tighten the locking bolt C321 and the locking bolt D332.

[0026] It can be known that sixteen first mold cavities 201 are provided on the lower mold core 20 , and second mold cavities 301 that match the first mold cavities 201 one by one are provided on the upper mold core 30 .

[0027] For example, in the present application, the length of the protrusion 302 is 3 cm and the thickness is 1 cm, the length of the L-shaped support block B33 is 6.5 cm, and the length of the L-shaped support block B33 is 10 cm; the rectangular through hole A320 and the rectangular through hole B330 are the same size and the height is 1.5 cm.

[0028] When the length and width of the groove B31 are 106 cm and 95 cm respectively, the length and width of the upper mold core 30 are 101 cm and 95 cm respectively.

[0029] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A replaceable mold for a rubber lure, characterized in that: It includes an upper mold and a lower mold; The lower mold comprises a lower mold (2), and a groove A (21) is arranged on the upper surface of the lower mold (2), a lower mold core (20) is installed in the groove A (21), and a U-shaped handle (202) is fixed on both sides of the lower mold core (20); a pair of notches (22) for avoiding the U-shaped handle (202) are arranged on both sides of the groove A (21), and a plug-in slot A (23) and a slot (230) are respectively arranged on the two side walls of the notch (22); Wherein, a plug plate (24) is movably arranged in the plug plate slot A (23), a screw hole is arranged in the middle of the plug plate (24), and a locking bolt A (241) is threadedly connected at the screw hole; a pair of countersunk holes (25) are arranged on the upper surface of the lower mold (2) between the two notches (22), and a locking bolt B (251) is threadedly connected at the countersunk holes (25); The upper mold comprises an upper mold (3), a groove B (31) is arranged on the lower surface of the upper mold (3), and rectangular through holes A (320) and rectangular through holes B (330) are arranged on opposite side walls of the groove B (31); the outer side walls of the upper mold (3) located at the rectangular through holes A (320) and the rectangular through holes B (330) are respectively connected to L-shaped support blocks A (32) and L-shaped support blocks B (33); an upper mold core (30) is fitted in the groove B (31); and protrusions (302) are respectively arranged at both ends of the upper mold core (30) for inserting into and passing through the rectangular through holes A (320) and the rectangular through holes B (330); The bottom side of the L-shaped support block A (32) is provided with a locking bolt C (321); the bottom side and end of the L-shaped support block B (33) are provided with a locking bolt D (332) and a locking bolt E (333) respectively.

2. The replaceable mold of the rubber lure according to claim 1, characterized in that: It also comprises a base (1), the upper surface of the base (1) is connected to a top plate (11) via a column (10), a telescopic cylinder (12) is fixed to the bottom side of the top plate (11), and the end of the telescopic cylinder (12) is connected to a movable plate (13); The movable plate (13) is provided with a guide hole on its circumference for matching with the column (10).

3. A replaceable mold for a rubber lure according to claim 1 or 2, characterized in that: The lower mold core (20) is provided with a plurality of first mold cavities (201), and the upper mold core (30) is provided with a second mold cavity (301) that cooperates with the first mold cavity (201).

4. The replaceable mold of the rubber lure according to claim 1, characterized in that: The length of the protrusion (302) is L0, the length of the L-shaped support block A (32) is L1, and the length of the L-shaped support block B (33) is L2, L1>L2, L2≥2*L0.

5. The replaceable mold of the rubber lure according to claim 4, characterized in that: The length and width of the groove B (31) are M1 and M2 respectively, and the length and width of the upper mold core (30) are M3 and M4 respectively, M1>M3+L0; M4=M2.

6. The replaceable mold of the rubber lure according to claim 1, characterized in that: The rectangular through hole A (320) and the rectangular through hole B (330) have the same size and height H1, and the thickness of the convex block (302) is H2, so H1>H2.

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