Mold capable of preventing ejection deformation

Abstract

The utility model relates to the technical field of dies, in particular to an ejection deformation prevention die which comprises a base, supporting rods are fixedly arranged at the four corners of the top end of the base, a top plate is fixedly arranged at the top ends of the supporting rods, a mounting plate is slidably arranged on the supporting rods in a sleeved mode, and a first air cylinder is fixedly arranged at the top end of the top plate. The output end of the first air cylinder extends to the position below the top plate and is fixedly connected with the top end of the mounting plate, an upper die base is fixedly arranged at the bottom end of the mounting plate, and a lower die base matched with the upper die base is fixedly arranged at the top end of the base. A groove is formed in the inner wall of the bottom end of the lower die base, second air cylinders are symmetrically and fixedly arranged on the inner wall of the bottom end of the groove, and the output ends of the second air cylinders are fixedly connected with a supporting seat. Therefore, the influence on the production quality of the workpiece can be effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of moulds of anti-ejection deformation, belong to mould technical field. BACKGROUND

[0002] Mold, various moulds and tools used in industrial production to obtain the desired product by injection molding, blow molding, extrusion, die casting or forging forming, stamping and other methods, in short, mold is used to make the tool of forming article, and the tool is composed of various parts, and different molds are composed of different parts.

[0003] In the use process of mold, in order to facilitate demolding, a ejector rod is generally provided to lift the workpiece, and since there is adhesion between the workpiece and the inner wall of the mold at this time, the bottom end of the workpiece is easily deformed by the ejector rod, thereby affecting the production quality of the workpiece. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of mould of anti-ejection deformation, the utility model can conveniently eject the workpiece of forming, and effectively avoid the deformation of workpiece, so as to effectively avoid affecting the production quality of workpiece, to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of mould of anti-ejection deformation, including base, the top end of the base is fixedly provided with support at four corners, the top of the support is fixedly provided with top plate, installation plate is slidably sleeved on the support, the top of the top plate is fixedly provided with cylinder one, the output end of the cylinder one extends to the lower of the top plate and is fixedly connected with the top of the installation plate, the bottom end of the installation plate is fixedly provided with upper die holder, the top end of the base is fixedly provided with lower die holder matched with the upper die holder, recess is set on the bottom end inner wall of the lower die holder, and cylinder two is fixedly provided on the bottom end inner wall of recess symmetrically, the output end of the cylinder two is fixedly connected with support base, and the top end of the support base is arrayed and slidably embedded with a plurality of ejector rods.

[0007] Further, through groove is set on the base, and a plurality of ventilation holes are set on the bottom end of the lower die holder.

[0008] Further, air blower is fixedly provided on the bottom end inner wall of recess on the lower die holder, and the output end of the air blower extends into the support base.

[0009] Further, the support seat is internally provided with a cavity, and a support plate is slidably arranged in the cavity; bottom ends of the jacks are extended into the cavity and fixedly connected with top ends of the support plate; and top ends of the support plate are fixedly provided with a plurality of springs, and top ends of the springs are fixedly connected with the inner wall of the top end of the support seat.

[0010] Further, the support plate is of a hollow structure.

[0011] Further, a motor is fixedly arranged on the lower inner wall of one side of the support seat, an output end of the motor is fixedly connected with a rotating rod, two cams are fixedly sleeved on the rotating rod, and the two cams are of different specifications.

[0012] Further, the bottom end of the base is provided with anti-skid lines.

[0013] The utility model discloses beneficial effects are:

[0014] The utility model discloses a support seat, air blower and the jack are set, when using, the support seat is pushed up by cylinder two, thereby making the support seat push work piece and move up, because the contact area of support seat and work piece is larger, thereby can effectively avoid the deformation of work piece, when the side of work piece and the inner wall of lower mould base separate, at this time, the rotating rod can be driven to rotate by motor, thereby making the cam separate with support plate, and the spring will push support plate and move down, thereby making the top end of the jack move to the inside of support seat, and the compressed air can be delivered to the inside of support seat by air blower, and after passing through support plate and through the hole on the support seat, the air is blown up, thereby blowing the bottom end of work piece, can effectively make the bottom end of work piece separate with support seat, and then the rotating rod drives the cam to continue rotating, when the larger cam lifts support plate, at this time, support plate will push the jack and move to the upper side of support seat, thereby can lift work piece to separate with the top end of support seat, the utility model discloses can conveniently eject the work piece of forming, and effectively avoid the deformation of work piece, thereby can effectively avoid the influence on the production quality of work piece. ACCURACY OF DRAWINGS

[0015] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with the specific implementation mode of the utility model, and do not constitute the limitation to the utility model.

[0016] Figure 1 It is the front view of the utility model of a kind of anti-ejecting deformation mould;

[0017] Figure 2 It is the overall structure schematic view of the utility model of a kind of anti-ejecting deformation mould;

[0018] Figure 3It is the three-dimensional schematic view of the rotating rod and the cam of the mold of preventing ejection deformation of the utility model;

[0019] Figure 4 It is the plan view of the support seat of the mold of preventing ejection deformation of the utility model;

[0020] Figure 5 It is the mold of preventing ejection deformation of the utility model; Figure 2 The enlarged view of A in the middle;

[0021] The label in the figure: 1, base;2, support rod;3, top plate;4, mounting plate;5, cylinder one;6, upper die seat;7, lower die seat;8, cylinder two;9, support seat;10, ejector rod;11, air blower;12, support plate;13, spring;14, motor;15, rotating rod;16, cam. Specific embodiments

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0023] Embodiment 1 please refer to Figures 1-5 The utility model provides a technical scheme:

[0024] A mold of preventing ejection deformation, including base 1, the top end four corners of base 1 are fixedly provided with support rod 2, the top end of support rod 2 is fixedly provided with top plate 3, the support rod 2 is slidably provided with mounting plate 4, the top end of top plate 3 is fixedly provided with cylinder one 5, the output end of cylinder one 5 extends to the below of top plate 3 and is fixedly connected with the top end of mounting plate 4, the bottom end of mounting plate 4 is fixedly provided with upper die seat 6, the top end of base 1 is fixedly provided with lower die seat 7 matched with upper die seat 6, the bottom end inner wall of lower die seat 7 is provided with recess and the bottom end inner wall of recess is fixedly provided with cylinder two 8 symmetrically, the output end of cylinder two 8 is fixedly connected with support seat 9, the top end of support seat 9 is arrayed and slidably embedded with multiple ejector rods 10.

[0025] Specifically, as Figures 1-5As shown, the base 1 is provided with a through slot, the bottom end of the lower die seat 7 is provided with a plurality of ventilation holes, the bottom end inner wall of the groove of the lower die seat 7 is fixedly provided with a blower 11, the output end of the blower 11 extends into the support seat 9, the compressed air can be delivered into the support seat 9 by the blower 11, and the air is blown upward after passing through the support plate 12 and the hole of the support seat 9, so that the bottom end of the workpiece is blown, which can effectively separate the bottom end of the workpiece from the support seat 9.

[0026] Specifically, as shown in the drawings, Figures 1-5 As shown, the support seat 9 is provided with a cavity, and the support plate 12 is slidably arranged in the cavity, the bottom end of the top rod 10 extends into the cavity and is fixedly connected with the top end of the support plate 12, a plurality of springs 13 are fixedly arranged at the top end of the support plate 12, the top end of the spring 13 is fixedly connected with the top end inner wall of the support seat 9, the support plate 12 is a hollow structure, a motor 14 is fixedly arranged on the lower inner wall of one side of the support seat 9, a rotating rod 15 is fixedly connected with the output end of the motor 14, two cams 16 are fixedly sleeved on the rotating rod 15, the two cams 16 are different in specification, the motor 14 can drive the rotating rod 15 to rotate, at this time, the rotating rod 15 can drive the cam 16 to rotate, when the top end of the smaller cam 16 pushes up the support plate 12, at this time, the support plate 12 will extrude the spring 13, and the support plate 12 drives the top rod 10 to move upward, so that the top end of the top rod 10 is flush with the top end of the support seat 9, when the larger cam 16 pushes up the support plate 12, at this time, the support plate 12 pushes the top rod 10 to move above the support seat 9, so that the workpiece can be pushed up, when the two cams 16 are separated from the support plate 12, at this time, the spring 13 pushes the support plate 12 and the top rod 10 to move downward, so that the top end of the top rod 10 moves into the support seat 9.

[0027] Embodiment 2, please refer to Figures 1-5 The difference between the embodiment and embodiment 1 is that the bottom end of the base 1 is provided with anti-skid lines, which can improve the stability of the device when placed.

[0028] The utility model discloses a working principle: when using, when the workpiece is shaped, at this time, through the cylinder one 5 drive mounting panel 4 and upper die seat 6 and move up to reset, then through the cylinder no. 8 prop up support seat 9 and move up, thereby make support seat 9 prop up workpiece and move up, because the contact area of support seat 9 and workpiece is larger, thereby can effectively avoid the deformation of workpiece, when the side of workpiece and the inner wall of lower die seat 7 separate, at this time, through motor 14 can drive rotary rod 15 rotation, thereby make cam 16 and support plate 12 separate, spring 13 will prop up support plate 12 and move down, thereby make the top end of jacking rod 10 move to support seat 9, through air blower 11 can deliver compressed air to support seat 9, and after passing through support plate 12 and through the hole on support seat 9 and blow up, thereby to the bottom end of workpiece and blow, can effectively make the bottom end of workpiece and support seat 9 separate, then rotary rod 15 drive cam 16 continue to rotate, when larger cam 16 lift support plate 12, at this time, support plate 12 will prop up jacking rod 10 and move to the top of support seat 9, thereby can lift workpiece to the top end of support seat 9 separate.

[0029] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, replacements and variations 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 die against ejection deformation, comprising a base (1), characterized in that: The top end of the base (1) is fixed with a support rod (2), the top end of the support rod (2) is fixed with a top plate (3), the support rod (2) is slidably sleeved with a mounting plate (4), the top end of the top plate (3) is fixed with a cylinder one (5), the output end of the cylinder one (5) extends below the top plate (3) and is fixedly connected with the top end of the mounting plate (4), the bottom end of the mounting plate (4) is fixed with an upper die seat (6), the top end of the base (1) is fixed with a lower die seat (7) matched with the upper die seat (6), the bottom end inner wall of the lower die seat (7) is provided with a groove, and the bottom end inner wall of the groove is fixedly provided with a cylinder two (8) symmetrically, the output end of the cylinder two (8) is fixedly connected with a support seat (9), and the top end of the support seat (9) is arrayed and slidably embedded with a plurality of top rods (10).

2. A mold for preventing ejection deformation according to claim 1, wherein: The base (1) is provided with a through groove, and the bottom end of the lower die seat (7) is arrayed and provided with a plurality of ventilation holes.

3. The anti-ejection deformation mold according to claim 1, wherein: The bottom end inner wall of the groove of the lower die seat (7) is fixedly provided with a blower (11), and the output end of the blower (11) extends into the support seat (9).

4. The ejecting-preventing and deformation-premitting mold according to claim 1, wherein: The support seat (9) is provided with a cavity, and the support plate (12) is slidably arranged in the cavity, the bottom end of the top rod (10) extends into the cavity and is fixedly connected with the top end of the support plate (12), the top end of the support plate (12) is arrayed and fixedly provided with a plurality of springs (13), and the top end of the spring (13) is fixedly connected with the top end inner wall of the support seat (9).

5. A mold for preventing ejection deformation according to claim 4, wherein: The support plate (12) is a hollow structure.

6. The ejecting-preventing and deformation-premitting mold according to claim 1, wherein: The bottom end inner wall of the support seat (9) is fixedly provided with a motor (14), the output end of the motor (14) is fixedly connected with a rotating rod (15), the rotating rod (15) is fixedly sleeved with two cams (16), and the two cams (16) are different in specification.

7. The ejecting-preventing and deformation-premitting mold according to claim 1, wherein: The bottom end of the base (1) is provided with anti-skid lines.

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