Insert quick-changing device and mold

Abstract

The utility model belongs to the technical field of stamping dies, and particularly relates to an insert quick-changing device and a die. The insert quick-changing device comprises a die holder; the mounting plate is arranged on the die holder, a mounting groove is formed in the mounting plate, the mounting groove extends out of one side of the mounting plate in the length direction of the mounting groove, and the mounting groove extends out of the end, away from the die holder, of the mounting plate in the thickness direction of the mounting groove; the insert comprises a sliding block, the sliding block can be inserted into the mounting groove in the length direction of the mounting groove, and when the sliding block and the mounting groove are in an assembled state, the sliding block is limited to move in the thickness direction of the mounting groove; the limiting piece is fixedly arranged on the die holder or the mounting plate; the triggering piece is rotationally connected to the insert; and when the sliding block and the mounting groove are in an assembled state, the triggering piece is rotated, so that the sliding block is limited by the limiting piece to move in the length direction of the mounting groove or is released from the state of being limited by the limiting piece to move. The insert assembling and disassembling operation is simple and fast, and the working efficiency of assembling and disassembling the insert is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to stamping die technical field especially relates to insert quick change device and die. BACKGROUND

[0002] The stamping die is indispensable process equipment in stamping production, and the stamping die is used for exerting pressure on metal or nonmetal plate through specific structure and shape, so that the plate is deformed or separated, and thus the parts with required shape and size are obtained.

[0003] The insert (insert or insert) is an independent component embedded in the die, and is used for local forming or realizing specific functions. In order to improve production efficiency, the insert can be detachably installed in the die. For example, the patent with the application number CN202021384981.1 discloses a character printing quick change device, which comprises a die holder, a mounting plate, a guide block, a sliding block, a handle, a positioning block, a character printing mounting block and a character printing block. The mounting plate is fixedly installed on the die holder, and the guide block is fixedly arranged on the mounting plate. The sliding block is movably arranged on the mounting plate through the guide of the guide block. The handle is arranged on one side of the sliding block. The positioning block is fixedly arranged on the die holder. The character printing mounting block is fixedly installed on the sliding block. The character printing block is movably arranged in the character printing mounting block.

[0004] However, the above-mentioned patent fixes the character printing by locking the fixing block on the die holder through multiple screws. During installation, multiple screws need to be tightened in sequence to fix the character printing on the die holder. During disassembly, multiple screws need to be loosened in sequence, and then the character printing is disassembled from the die holder. Therefore, the character printing mounting and dismounting process of the above-mentioned utility model is relatively complicated and low in efficiency. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is to provide an insert quick change device and die, which is quick to mount and dismount and can improve the efficiency of installing the insert.

[0006] The technical scheme provided by the utility model is as follows:

[0007] The insert quick change device comprises:

[0008] A die holder;

[0009] A mounting plate, which is arranged on the die holder and is provided with a mounting groove extending out of one side of the mounting plate along the length direction of the mounting groove and extending out of one end of the mounting plate away from the die holder along the thickness direction of the mounting groove;

[0010] An insert, which comprises a sliding block, the sliding block being capable of being inserted into the mounting groove along the length direction of the mounting groove, and the sliding block being limited to move in the thickness direction of the mounting groove when the sliding block and the mounting groove are in an assembled state.

[0011] Also included are:

[0012] The limiting piece is fixedly arranged on the mold base or the mounting plate;

[0013] The trigger is rotatably connected to the insert;

[0014] When the sliding block is in the assembled state with the mounting groove, rotating the trigger enables the limiting piece to limit or release the movement of the sliding block in the length direction of the mounting groove.

[0015] Optionally, the limiting piece is rigidly connected to the mold base or the mounting plate;

[0016] The trigger includes:

[0017] The rotary shaft has one end connected to the insert;

[0018] The limiting piece is arranged on the outer wall of the rotary shaft;

[0019] When the sliding block is in the assembled state with the mounting groove, rotating the rotary shaft enables the limiting piece to contact the limiting piece and limit the movement of the sliding block in the length direction of the mounting groove.

[0020] Optionally, the limiting piece is a sector.

[0021] Optionally, one end of the limiting piece is provided with a limiting groove, and the limiting piece can be clamped into the limiting groove.

[0022] Optionally, the limiting piece can be elastically stretched in the thickness direction of the mounting groove, and the sliding block is limited in movement in the length direction of the mounting groove when the limiting piece is in a natural state.

[0023] The trigger includes:

[0024] The rotary shaft has one end connected to the insert;

[0025] The push plate is arranged on the outer wall of the rotary shaft;

[0026] Rotating the rotary shaft enables the push plate to push the limiting piece to shrink and release the limitation of the sliding block in the length direction of the mounting groove.

[0027] Optionally, the push plate is cylindrical and is arranged eccentrically with the rotary shaft.

[0028] Optionally, the limiting piece can be elastically stretched in the thickness direction of the mounting groove, and the sliding block can move in the length direction of the mounting groove when the limiting piece is in a natural state.

[0029] The trigger includes:

[0030] The rotary shaft has one end connected to the insert;

[0031] The limiting sleeve is arranged on the outer wall of the rotating shaft, and a first guide surface and a limiting hole are arranged on the outer side wall of the limiting sleeve;

[0032] When the sliding block and the mounting groove are in the assembled state, the rotating shaft is rotated, so that the limiting piece is inserted into the limiting hole under the guidance of the first guide surface, and the movement of the sliding block in the length direction of the mounting groove is limited.

[0033] Optionally, a second guide surface is arranged on the side wall of the limiting hole.

[0034] Optionally, the inlay piece is a character printing piece, and the character printing piece further comprises a character printing block, and the character printing block is fixedly arranged at one end of the sliding block extending out of the mounting groove.

[0035] In the second aspect, the utility model also provides a mould, the mould comprises the inlay piece quick change device of any one of the preceding description.

[0036] Compared with the prior art, the utility model has the advantages of:

[0037] In the process of assembling and disassembling, the inlay piece can be quickly locked or released by the limiting piece by rotating the trigger piece, the operation of assembling and disassembling the inlay piece is simple and fast, and the working efficiency of assembling and disassembling the inlay piece is improved. DETAILED DESCRIPTION

[0038] The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model.

[0039] Figure 1 It is the structural schematic diagram of the utility model;

[0040] Figure 2 It is the explosion view of the utility model mounting plate and inlay piece;

[0041] Figure 3 It is the installation schematic view of the utility model pin shaft;

[0042] Figure 4 It is the schematic view of the utility model embodiment 2;

[0043] Figure 5 It is the schematic view of the utility model embodiment 3;

[0044] Figure 6 It is the schematic view of the utility model embodiment 4.

[0045] In the figure: 1, die holder; 11, stepped hole; 2, mounting plate; 21, mounting groove; 22, clamping plate; 3, insert; 31, sliding block; 311, mounting hole; 312, latch hole; 32, lettering block; 4, limiting piece; 41, stepped shaft; 5, trigger piece; 51, rotary shaft; 52, limiting sheet; 521, chamfer; 522, limiting groove; 53, rotating shaft; 54, push plate; 55, rotating shaft; 56, limiting sleeve; 561, limiting hole; 562, first guide surface; 563, second guide surface; 6, annular groove; 7, pin shaft; 8, spring; 9, plugging piece. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0047] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or positional relationship shown based on the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0048] Embodiment 1

[0049] Please refer to Figures 1-6 The utility model provides insert quick change device, insert quick change device includes die holder 1 and mounting plate 2, with die holder 1 as upper die's die holder 1 for example, mounting plate 2 sets up at the lower end surface of die holder 1, and the bottom surface of mounting plate 2 is set up with a mounting groove 21, and the mounting groove 21 extends the lateral surface of mounting plate 2 horizontally.

[0050] The insert quick change device further includes an insert 3, which is detachably mounted on the mounting plate 2. Specifically, the insert 3 includes a sliding block 31, which is slidingly connected with the mounting groove 21. When the sliding block 31 is installed in the mounting groove 21, it is fixed relative to the mounting groove 21 in the vertical direction, thereby preventing the sliding block 31 from falling out of the mounting groove 21 in the vertical direction.

[0051] It should be noted that the mounting plate 2 and the insert 3 can also be provided on the lower die.

[0052] It should be noted that the number of the sliding blocks 31 in the insert 3 can also be multiple (a plurality of sliding blocks 31 are arranged along the length direction of the mounting groove 21 in sequence); those skilled in the art can understand that the sliding block 31 and the mounting groove 21 connecting the insert 3 and the mounting plate 2 can also be multiple groups.

[0053] Specifically, the cross section of the mounting groove 21 and the sliding block 31 in the present scheme is T-shaped.

[0054] As a preferred scheme, the cross section of the mounting groove 21 on the mounting plate 2 is rectangular, and the clamping plates 22 are symmetrically arranged on both sides of the mounting groove 21, one end of the clamping plate 22 extends into the mounting groove 21, thereby forming a T-shaped mounting groove 21; in this way, the processing difficulty can be reduced, and the production cost can be reduced.

[0055] It should be noted that the clamping plate 22 can be detachably connected to the mounting plate 2 by bolting.

[0056] It should be noted that the cross section of the mounting groove 21 and the sliding block 31 can also be L-shaped, dovetail-shaped, spherical cap-shaped and triangular, etc.

[0057] As a preferred scheme, the insert 3 is a letter stamp, and the letter stamp further comprises a letter stamp block 32, which is fixedly arranged at the lower end surface of the sliding block 31.

[0058] It should be noted that the letter stamp block 32 and the sliding block 31 can be integrally formed, or can be detachably connected by bolting, clamping or the like, and the bolting fixing mode is preferred in the present scheme.

[0059] It should be noted that the letter stamp block 32 is a prior art.

[0060] The insert quick-change device further comprises a limiting piece 4 and a trigger piece 5. The upper end of the limiting piece 4 is fixed on the mold base 1 or the mounting plate 2, the lower end thereof extends downward and is horizontally opposite to the opening of the mounting groove 21; the trigger piece 5 is rotationally connected to the insert 3; rotating the trigger piece 5 can change the connection state of the insert 3 and the mounting plate 2, so that the insert 3 is limited in the mounting groove 21 or the state that the insert 3 is limited in the mounting groove 21 can be released.

[0061] It should be noted that the trigger piece 5 can be rotationally connected to the sliding block 31 or the letter stamp, taking the case of being arranged on the sliding block 31 for example, there are multiple ways to realize the rotational connection between the trigger piece 5 and the sliding block 31, for example, a bearing is installed on the side surface of the sliding block 31, the outer ring of the bearing is fixed relative to the sliding block 31, and the inner ring of the bearing is fixed relative to the trigger piece 5.

[0062] Specifically, the utility model discloses the scheme is, in the sliding block 31 side surface sets up an installation hole 311, in the bottom surface of sliding block 31 sets up a bolt hole 312, bolt hole 312 extends to the inside of installation hole 311, on the outside wall of trigger 5 insertion installation hole 311 one end sets up annular groove 6, when assembling, trigger 5 is inserted into installation hole 311, and pin shaft 7 is inserted along bolt hole 312, until pin shaft 7 extends into installation hole 311, and is clamped into annular groove 6.

[0063] The insert quick-change device of the utility model, when assembling and disassembling the insert 3, can change the installation state of the insert 3 by rotating the trigger 5, is simple and quick to operate, and improves the work efficiency of replacing the insert 3.

[0064] Example 2

[0065] Please refer to Figure 4 for a detailed description of one implementation of the trigger 5 and the limiting piece 4.

[0066] In the scheme, the limiting piece 4 is rigidly connected to the mold seat 1 (i.e., the length of the limiting piece 4 in the axial direction does not change after installation), and the limiting piece 4 does not affect the assembly and disassembly of the sliding block 31; one end of the rotary shaft 51 of the trigger 5 is rotatably connected to the sliding block 31, and the limiting piece 52 is arranged on the rotary shaft 51; after the sliding block 31 is assembled with the installation groove 21, the limiting piece 52 is located between the limiting piece 4 and the sliding block 31; rotating the rotary shaft 51 causes the limiting piece 52 to come into contact with the limiting piece 4, so that the two ends of the rigidly connected sliding block 31 and limiting piece 52 are limited by the limiting piece 4 and the installation groove 21 respectively, thereby completing the locking of the insert 3.

[0067] It should be noted that, when installing and disassembling the insert 3, the rotary shaft 51 can be rotated to achieve the installation and disassembly.

[0068] As a preferred scheme, the limiting piece 52 is in the shape of a sector, and by limiting the central angle of the sector, the limiting piece 52 comes into contact with the limiting piece 4 in a linear manner initially; and further, chamfers 521 are arranged on both sides of the sector, which can be round or bevel, for guiding the contact between the limiting piece 4 and the limiting piece 52.

[0069] It should be noted that the shape of the limiting piece 52 is not limited, and rotating the rotary shaft 51 allows the limiting piece 52 to come into contact with and separate from the limiting piece 4, which meets the requirements; therefore, the shape of the limiting piece 52 can also be an ellipse, a triangle, a quadrilateral, a pentagon, a petal shape, etc.

[0070] It should be noted that, in the scheme, the limiting piece 4 is a rod with a circular cross section, and in order to further limit the position of the rod, a limiting groove 522 can be arranged on the contact surface of the limiting piece 52 to further limit the position of the rod, thereby ensuring the stability of the sliding block 31 in the locked state.

[0071] Embodiment 3

[0072] Please refer to Figure 5 The embodiment provides a trigger 5 and a limiting piece 4 different from those in Embodiment 2.

[0073] In the scheme, the limiting piece 4 is an elastic piece, and the limiting piece 4 can be elastically extended and contracted along the axial direction. After the sliding block 31 is assembled with the mounting groove 21, the limiting piece 4 can limit the sliding block 31 in the mounting groove 21 in a natural state. One end of a rotating shaft 53 of the trigger 5 is rotationally connected to the sliding block 31. A pushing plate 54 is arranged on the rotating shaft 53. The pushing plate 54 is pushed upward to push the limiting piece 4 by rotating the rotating shaft 53, so that the locked state of the sliding block 31 can be released.

[0074] It should be noted that, in the process of mounting and dismounting the insert 3, the rotating shaft 53 can be rotated.

[0075] As a preferred scheme, the pushing plate 54 is arranged in a cylindrical shape and is eccentric to the rotating shaft 53. After the sliding block 31 is assembled with the mounting groove 21, the lower end of the limiting piece 4 is in contact with the outer wall of the pushing plate 54. Since the cross section of the pushing plate 54 is circular, the limiting piece 4 can act on the pushing plate 54 to push the rotating shaft 53 to rotate when the limiting piece 4 is in a compressed state. Therefore, a pre-tightening force can be provided to ensure that the limiting piece 4 can lock the sliding block 31.

[0076] Embodiment 4

[0077] Please refer to Figure 6 The embodiment provides a trigger 5 and a limiting piece 4 different from those in the above embodiments.

[0078] In the scheme, the limiting piece 4 is an elastic piece, and the limiting piece 4 can be elastically extended and contracted along the axial direction. After the sliding block 31 is assembled with the mounting groove 21, the limiting piece 4 can limit the sliding block 31 in the mounting groove 21 in a natural state. One end of a rotating shaft 53 of the trigger 5 is rotationally connected to the sliding block 31. A pushing plate 54 is arranged on the rotating shaft 53. The pushing plate 54 is pushed upward to push the limiting piece 4 by rotating the rotating shaft 53, so that the locked state of the sliding block 31 can be released.

[0079] After the sliding block 31 is assembled with the mounting groove 21, the rotating shaft 55 is rotated to move the limiting piece 4 on the outer wall of the limiting sleeve 56. During the rotation of the rotating shaft 55, the limiting piece 4 can be guided into the limiting hole 561 by the first guide surface 562, so that the sliding block 31 is fixed relative to the mounting groove 21 in the horizontal direction.

[0080] As a preferred solution, a second guide surface 563 is arranged on the side wall of the limiting hole 561; the second guide surface 563 is a slope or an arc surface, after the limiting piece 4 is inserted into the limiting hole 561, the limiting piece 4 can be guided to be removed from the limiting hole 561 by rotating the rotating shaft 55 through the second guide surface 563, and the state that the sliding block 31 is limited is released.

[0081] It should be noted that the limiting piece 4 in the embodiment 3 and the embodiment 4 can adopt an air spring, and can also adopt the solution as shown in the embodiment 5, that is, a stepped hole 11 is arranged on the mold base 1, the large hole of the stepped hole 11 is located on the upper side, and the limiting piece 4 adopts a stepped shaft 41. Figure 5 、 Figure 6 The large hole of the stepped hole 11 is arranged on the upper side, and the limiting piece 4 adopts a stepped shaft 41, when assembled, the small shaft of the stepped shaft 41 is sequentially penetrated through the large hole and the small hole of the stepped hole 11, the large shaft of the stepped shaft 41 is limited to be penetrated through the small hole of the stepped hole 11, the large hole of the stepped hole 11 is detachably connected with a blocking piece 9, and the upper and lower ends of the spring 8 are respectively abutted with the blocking piece 9 and the stepped shaft 41.

[0082] The detachable connection between the blocking piece 9 and the large hole of the stepped hole 11 can adopt threaded connection, clamping and the like.

[0083] Embodiment 5

[0084] The utility model provides a kind of mould, which comprises upper die and lower die (not shown in the figure) arranged in sequence along vertical direction. Among them, the upper die is installed on the punch of the stamping machine, and can be driven by the punch to reciprocate in the vertical direction; the lower die is installed on the workbench of the stamping machine, and when working, the upper die moves relative to the lower die, and performs punching, bending, stretching, molding and other operations on the material between the two, to realize the molding of parts.

[0085] The insert quick-change device in the above embodiments can be arranged on the upper die and / or lower die as required.

[0086] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and deformations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A mold insert quick-change device, comprising: a mold base (1); a mounting plate (2) arranged on the mold base (1), the mounting plate (2) being provided with a mounting groove (21) extending out of one side of the mounting plate (2) along the length direction of the mounting groove (21) and extending out of one end of the mounting plate (2) away from the mold base (1) along the thickness direction of the mounting groove (21); a mold insert (3) comprising a sliding block (31) which can be inserted into the mounting groove (21) along the length direction of the mounting groove (21), and the sliding block (31) is limited to move in the thickness direction of the mounting groove (21) when the sliding block (31) is in an assembled state with the mounting groove (21); characterized in that further comprising: a limiting member (4) fixedly arranged on the mold base (1) or the mounting plate (2); a trigger member (5) rotationally connected to the mold insert (3); when the sliding block (31) is in the assembled state with the mounting groove (21), rotating the trigger member (5) to limit or release the limitation of the sliding block (31) to move in the length direction of the mounting groove (21) by the limiting member (4).

2. The insert quick change device of claim 1, wherein, The limiting member (4) is rigidly connected to the mold base (1) or the mounting plate (2); The trigger member (5) comprises: a rotary shaft (51) having one end connected to the mold insert (3); a limiting piece (52) arranged on the outer wall of the rotary shaft (51); when the sliding block (31) is in the assembled state with the mounting groove (21), rotating the rotary shaft (51) to make the limiting member (4) contact with the limiting piece (52) to limit the sliding block (31) to move in the length direction of the mounting groove (21).

3. The insert quick change device of claim 2, wherein, The limiting piece (52) is fan-shaped.

4. The insert quick change apparatus of claim 2, wherein, One end of the limiting piece (52) is provided with a limiting groove (522), and the limiting member (4) can be clamped into the limiting groove (522).

5. The insert quick change apparatus of claim 1, wherein, The limiting member (4) can be elastically stretched and contracted in the thickness direction of the mounting groove (21), and the sliding block (31) is limited to move in the length direction of the mounting groove (21) when the limiting member (4) is in a natural state; The trigger member (5) comprises: a rotating shaft (53) having one end connected to the mold insert (3); a pushing plate (54) arranged on the outer wall of the rotating shaft (53); rotating the rotating shaft (53) to make the pushing plate (54) push the limiting member (4) to contract and release the limitation of the sliding block (31) to move in the length direction of the mounting groove (21).

6. The insert quick change apparatus of claim 5, wherein, The pushing plate (54) is cylindrical and eccentrically arranged with the rotating shaft (53).

7. The insert quick change apparatus of claim 1, wherein, The limiting member (4) can be elastically stretched and contracted in the thickness direction of the mounting groove (21), and the sliding block (31) can move in the length direction of the mounting groove (21) when the limiting member (4) is in a natural state; The trigger member (5) comprises: a rotating shaft (55) having one end connected to the mold insert (3); a limiting sleeve (56) arranged on the outer wall of the rotating shaft (55), the limiting sleeve (56) being provided with a first guide surface (562) and a limiting hole (561) on the outer side wall thereof; When the slider (31) is in the assembled state with the mounting groove (21), the rotating shaft (55) is rotated, so that the limiting piece (4) is inserted into the limiting hole (561) under the guidance of the first guide surface (562), and the movement of the slider (31) in the length direction of the mounting groove (21) is limited.

8. The insert quick change apparatus of claim 7, wherein, A second guide surface (563) is arranged on the side wall of the limiting hole (561).

9. The insert quick change apparatus of any of claims 1-8, wherein, The insert (3) is a letter stamp, and the letter stamp further comprises a letter stamp block (32) fixedly arranged at one end of the slider (31) extending out of the mounting groove (21).

10. A mold characterized in that, The mold comprises the insert quick-change device according to any one of claims 1-9.

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