CN214773648U - Mold manufacturing device for protecting curved surface from polishing deformation - Google Patents

Abstract

The utility model relates to the technical field of mold, especially a mould making devices for protecting curved surface polishing deformation, including fixed mould and movable mould, set up the last spout of taking the top shoe on the fixed mould, set up the lower spout of taking the lower slider on the movable mould, the movable mould below is provided with spring and stripper bar. The utility model has the advantages that: through set up top shoe and lower slider on stationary mould and movable mould respectively, utilize the top shoe to restrict the top of die cavity curved surface, make this equipment can exert the upward pressure of vertical direction to its upper surface when processing the curved surface, the ascending pressure of relative vertical direction, can make the curved surface shape more stable with curved surface vertically power, the surface is more smooth, thereby improve the product quality of this equipment, it can adjust the degree of depth of top shoe in last spout through rotating its degree of depth of screw control, thereby adjust the pressure of top shoe to the surface of the facing shell in process of production and improve product quality.

Description

Mold manufacturing device for protecting curved surface from polishing deformation

Technical Field

The utility model relates to the technical field of mold, especially a mold manufacturing device for protecting curved surface polishing deformation.

Background

The industrial production of the die is used for obtaining various dies and tools of required products by methods such as injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and the like. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother". The types of the die are various, and the die can be divided into the following parts according to processing objects and processing technologies: firstly, a metal die is processed. Processing non-metal and powder metallurgy die. Including plastic molds (e.g., two-color molds, compression molds, extrusion molds, etc.), rubber molds, powder metallurgy molds, and the like. According to the structural characteristics, the die can be divided into a plane blanking die and a cavity die with a space. The mold is generally one-piece and produced in small batches. The die needs a die holder, a die frame, a die core, a finished piece ejection device and the like besides the die, and the parts are generally made into a universal type. The mold enterprises need to do great elaboration, product positioning and market positioning are determined according to market demands and conditions such as technology, capital and equipment, and the methods are particularly worthy of study and reference of small mold enterprises, and the technical advantages and the product advantages of the small mold enterprises are gradually formed by concentrating strength. Therefore, the mold enterprises in China must make active efforts to use the experience of the advanced enterprises abroad for better development in the future.

The existing mould manufacturing device has the following defects:

1. when the existing die manufacturing device is used for producing a face shell, the inclined plane of the face shell is not easy to fix;

2. the demoulding and resetting of the existing mould manufacturing device are slow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a mould making devices for protecting curved surface polishing deformation, effectively solved prior art's not enough.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a mould making devices for protecting curved surface polishing warp, includes the stationary mould, the bottom swing joint of stationary mould has the moving die utensil, the upper sliding block is connected in the middle part sliding connection at stationary mould top, one side sliding connection lower slide block of moving die bottom, one side swing joint of lower slide block has the cylinder.

Optionally, an injection port is formed in one side of the middle of the fixed mold, a sprue bush is fixedly connected to the injection port, the sprue bush is funnel-shaped, the shape of the bottom of the sprue bush is matched with the shape of the injection port, cavities are formed in two sides of the bottom of the fixed mold, a runner is formed in one side of the top of the movable mold, the center of the runner corresponds to the bottom of the injection port, two ends of the runner correspond to the edge positions of the cavities respectively, the sprue bush is used for conveying stock solution to the cavity between the fixed mold and the movable mold, the funnel-shaped sprue bush can accelerate the pouring speed of the stock solution to reduce the loss of the stock solution caused by spilling, the sprue bush can protect the inner wall of the injection port to be convenient to replace, the runner is arranged at the bottom of the injection port and is provided with two cavities, so that two face shells are die-cast in one stroke, thereby increasing the production speed of the device.

Optionally, one side of the cavity is bent upwards, one side of the movable mold is bent upwards along with the bending of the cavity, two sides of the center of the fixed mold are provided with upper sliding grooves, the positions of the two upper sliding grooves are matched with the position of the cavity, the upper sliding grooves are perpendicular to the angle of the bending part of the cavity, the top of each upper sliding groove is fixedly connected with a limiting block, two sides of the bottom of each limiting block are movably connected with upper sliding blocks, the upper sliding blocks are slidably connected with the upper sliding grooves, the upper sliding blocks are matched with the upper sliding grooves in shape, the top of each limiting block is in threaded connection with two screws, the bottoms of the screws are movably connected with the upper sliding blocks, the upper sliding blocks are used for limiting the upper part of the bending surface of the cavity, so that the device can apply pressure on the upper surface of the device in the vertical direction when processing the bending surface, the pressure in the vertical direction is relative to the bending surface, and the shape of the bending surface can be more stable by the force perpendicular to the bending surface, the surface is smoother to improve the product quality of this equipment, can adjust the degree of depth of top shoe in last spout through rotating its degree of depth of screw control, thereby adjust the pressure of top shoe to the surface of facing shell and improve product quality in process of production.

Optionally, a lower chute is formed in one side of the movable mold, the lower chute is parallel to the upper chute, the lower chute is connected with the lower slider in a sliding manner, the lower chute is matched with the lower slider in shape and size, the output end of the cylinder is an inclined plane, the angle of the inclined plane of the output end of the cylinder is perpendicular to the angle of the lower chute, the lower chute and the lower slider are used for pressing the lower surface of the bent side of the formed face shell, the upper slider and the lower slider are matched for additionally performing pressure plasticity on the bent side of the face shell, the problem that the pressure of the upper movable mold on the face shell in the vertical direction cannot completely form the bent side is avoided, the shape of the bent side can be better limited by additionally applying the pressure perpendicular to the bent side is avoided, the polishing degree of the curved surface of the face shell is ensured, the installation quality is improved, and after the fixed mold is in butt joint with the movable mold, the output end of the cylinder stretches out to tightly push the lower slider to inwards press the bent surface of the formed face shell, when the fixed die is separated from the movable die, the output end of the air cylinder contracts, and power is applied to the lower sliding block pressing surface shell on the premise of not influencing the movement of the movable die.

Optionally, the fixed plate is arranged below the movable mould, a plurality of springs are arranged at the top of the fixed plate, the springs are compression springs, the top of the springs is in contact with the bottom surface of the movable mould when the springs are in normal length, after the movable mould moves downwards for demoulding, the movable mould resets under the action of the push rod and the springs, the springs apply downward thrust to the movable mould, the resetting speed of the movable mould is improved, the demoulding time is shortened, and when the fixed mould and the movable mould are combined, the springs apply upward pressure to enable the fixed mould and the movable mould to be combined more tightly.

Optionally, the top of fixed plate is provided with a plurality of ejector pins, the both sides of moving the mould are provided with a plurality of demoulding holes, the demoulding hole all is located the below of two die cavities, the position diameter looks adaptation of demoulding hole and ejector pin, and when the face-piece shaping back, moving the mould downstream, the ejector pin passes the demoulding hole and drops behind ejecting the breaking away from die cavity with the face-piece.

The utility model has the advantages of it is following:

1. the mould manufacturing device for protecting the polishing deformation of the curved surface is characterized in that an upper sliding block and a lower sliding block are respectively arranged on a fixed mould and a movable mould, the upper sliding block is used for limiting the upper part of the curved surface of a cavity, the equipment can apply pressure in the vertical direction to the upper surface when the curved surface is processed, the pressure in the vertical direction is relative to the pressure in the vertical direction, the force vertical to the curved surface can enable the shape of the curved surface to be more stable and the surface to be smoother, so that the product quality of the equipment is improved, the depth of the upper sliding block in the upper sliding chute can be adjusted by controlling the depth of the equipment through a rotating screw, so that the pressure of the upper sliding block on the surface of a face shell is adjusted in the production process to improve the product quality, the lower sliding chute and the lower sliding block are used for applying pressure to the lower surface of the curved side of a forming face shell, the upper sliding block and the lower sliding block are matched for additionally performing pressure plasticity on the curved side of the face shell, and the situation that the pressure of the upper sliding mould in the vertical direction on the face shell can not enable the curved side to be completely formed, the shape of the bending side can be better limited by additionally applying pressure perpendicular to the bending side, the polishing degree of the curved surface of the face shell is guaranteed, the installation quality is improved, after the fixed die is in butt joint with the movable die, the output end of the air cylinder extends out of the lower sliding block to tightly push the lower sliding block to enable the lower sliding block to inwards press and limit the curved surface of the face shell, when the fixed die is separated from the movable die, the output end of the air cylinder contracts, and power is applied to the lower sliding block to press the face shell on the premise that the movement of the movable die is not influenced.

2. The mold manufacturing device for protecting the polishing deformation of the curved surface has the advantages that the spring and the demolding rod are arranged below the movable mold, when the movable mold moves downwards for demolding, the movable mold resets under the action of the push rod and the spring, the spring applies downward thrust to the movable mold, the resetting speed of the spring is improved, the demolding time is shortened, when the fixed mold and the movable mold are combined, the spring applies upward pressure to enable the fixed mold and the movable mold to be combined more tightly, after a shell is formed, the movable mold moves downwards, the demolding rod pushes the shell out of a cavity through the demolding hole to be separated from the cavity and then drops, a sprue bush is used for conveying stock solution into the cavity between the fixed mold and the movable mold, the funnel-shaped sprue bush can accelerate the pouring speed of the stock solution to reduce the loss of the stock solution due to spilling, the sprue bush can protect the inner wall of an injection port to be conveniently replaced, the sprue bush is provided with the shunt at the bottom of the injection port and is provided with two cavities, thus die casting two pieces of the face shell in one stroke, thereby increasing the production speed of the device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

FIG. 4 is a schematic structural view of the fixed mold and the movable mold of the present invention;

fig. 5 is a schematic cross-sectional view of fig. 4 according to the present invention;

FIG. 6 is a schematic structural view of the fixed mold of the present invention;

fig. 7 is a schematic structural view of the moving mold of the present invention.

In the figure: 1-fixed mold, 2-movable mold, 3-upper slide block, 4-lower slide block, 5-cylinder, 6-injection port, 7-sprue bush, 8-cavity, 9-runner, 10-upper chute, 11-limiting block, 12-screw, 13-lower chute, 14-fixing plate, 15-spring, 16-demoulding rod and 17-demoulding hole.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 7, a mold manufacturing device for protecting the polishing deformation of a curved surface comprises a fixed mold 1, a movable mold 2 is movably connected to the bottom of the fixed mold 1, an upper slide block 3 is slidably connected to the middle of the top of the fixed mold 1, a lower slide block 4 is slidably connected to one side of the bottom of the movable mold 2, an air cylinder 5 is movably connected to one side of the lower slide block 4, an injection port 6 is formed in one side of the middle of the fixed mold 1, a sprue bush 7 is fixedly connected to the inside of the injection port 6, the sprue bush 7 is funnel-shaped, the bottom of the sprue bush 7 is matched with the injection port 6 in shape, cavities 8 are formed in both sides of the bottom of the fixed mold 1, a runner 9 is outwardly formed in one side of the top of the movable mold 2, the center of the runner 9 corresponds to the bottom of the injection port 6, both ends of the runner 9 correspond to the edge positions of the cavities 8, and one side of the cavities 8 is bent upwards, one side of a sliding mold 2 is bent upwards along with the bending of a cavity 8, two sides of the center of a fixed mold 1 are respectively provided with an upper chute 10, the positions of the two upper chutes 10 are matched with the position of the cavity 8, the upper chutes 10 are perpendicular to the angle of the bending part of the cavity 8, the top of each upper chute 10 is fixedly connected with a limiting block 11, two sides of the bottom of each limiting block 11 are movably connected with an upper sliding block 3, the upper sliding block 3 is slidably connected with the upper chutes 10, the upper sliding block 3 is matched with the shape of the upper chute 10, the top of each limiting block 11 is in threaded connection with two screws 12, the bottoms of the screws 12 are movably connected with the upper sliding block 3, one side of the sliding mold 2 is provided with a lower chute 13, the lower chute 13 is parallel to the upper chute 10, the lower chute 13 is slidably connected with the lower sliding block 4, the lower chute 13 is matched with the shape and the size of the lower sliding block 4, the output end of an air cylinder 5 is an inclined plane, the angle of the output end of the air cylinder 5 is perpendicular to the angle of the lower chute 13, the below of moving mould 2 is provided with fixed plate 14, and the top of fixed plate 14 is provided with a plurality of springs 15, and spring 15 is compression spring, and top and the bottom surface contact of moving mould 2 when spring 15 is in normal length, and the top of fixed plate 14 is provided with a plurality of ejector pin 16, and the both sides of moving mould 2 are provided with a plurality of demoulding holes 17, and demoulding hole 17 all is located the below of two die cavities 8, and the position diameter looks adaptation of ejector pin 16 is managed in demoulding hole 17.

As an optional technical solution of the utility model: after the fixed die 1 is in butt joint with the movable die 2, the output end of the air cylinder 5 extends out to tightly push the lower sliding block 4 to enable the lower sliding block 4 to inwards compress the bending surface of the limiting surface shell, and when the fixed die 1 is separated from the movable die 2, the output end of the air cylinder 5 contracts to apply power to the lower sliding block 4 to compress the surface shell on the premise of not influencing the motion of the movable die 2.

As an optional technical solution of the utility model: when the movable mould 2 moves downwards for demoulding, the movable mould 2 is reset under the action of the push rod and the spring 15, the spring 15 applies downward thrust to the movable mould 2 to improve the resetting speed of the movable mould, so that the demoulding time is shortened, and when the fixed mould 1 is combined with the movable mould 2, the spring 14 applies upward pressure to enable the fixed mould and the movable mould to be combined more tightly.

As an optional technical solution of the utility model: utilize in the runner cover 7 conveys the die cavity 8 between stationary mould 1 and the moving die 2 with the stoste, the speed that the stoste of leaking hopper-shaped runner cover 7 can accelerating to empty reduces the stoste and causes the loss because of spilling, and the inner wall that the runner cover 7 can protect the mouth 6 of moulding plastics is changed conveniently, sets up subchannel 9 in the bottom of the mouth 6 of moulding plastics to set up two die cavities 8, thereby die-casting two face shells in a stroke, thereby improve equipment's production speed.

The working process of the utility model is as follows:

s1, combining the fixed die 1 and the movable die 2, and pouring stock solution into the cavity 8 through the sprue bush 7;

s2, pressing the upper slide block 3 and the lower slide block 4 by the adjusting cylinder 5 and the screw 12;

and S3, moving the movable die 2 downwards after molding to perform demoulding.

In summary, the following steps: the mould manufacturing device for protecting the polishing deformation of the curved surface is characterized in that an upper slide block 3 and a lower slide block 4 are respectively arranged on a fixed mould 1 and a movable mould 2, the upper slide block 3 is used for limiting the upper part of the curved surface of a cavity 8, so that the device can apply pressure on the upper surface of the device in the vertical direction when the curved surface is processed, the pressure on the upper surface is relatively vertical, the force vertical to the curved surface can make the shape of the curved surface more stable and the surface smoother, thereby improving the product quality of the device, the depth of the upper slide block 3 in an upper slide groove 10 can be adjusted by controlling the depth through a rotating screw 12, thereby adjusting the pressure of the upper slide block 3 on the surface of the shell in the production process to improve the product quality, the lower slide groove 13 and the lower slide block 4 are used for applying pressure on the lower surface of the curved side of a molded shell, and the upper slide block 3 and the lower slide block 4 are matched for additionally performing pressure plasticity on the curved side of the molded shell, the method has the advantages that the situation that the pressure of the movable die 2 on the face shell in the vertical direction cannot enable the bent side to be completely molded is avoided, the shape of the bent side can be better limited by additionally applying the pressure perpendicular to the bent side, the polishing degree of the curved surface of the face shell is guaranteed, the installation quality is improved, after the fixed die 1 is in butt joint with the movable die 2, the output end of the air cylinder 5 extends out of the lower sliding block 4 to tightly push the lower sliding block 4 to enable the lower sliding block to inwards press the bent surface of the limited face shell, when the fixed die 1 is separated from the movable die 2, the output end of the air cylinder 5 contracts, and power is applied to the lower sliding block 4 to press the face shell on the premise that the movement of the movable die 2 is not influenced; by arranging the spring 15 and the demoulding rod 17 below the movable mould 2, after the movable mould 2 moves downwards for demoulding, the movable mould 2 is reset under the action of the push rod and the spring 15, the spring 15 applies downward thrust to the movable mould 2 to improve the resetting speed of the movable mould, so that the demoulding time is shortened, when the fixed mould 1 is combined with the movable mould 2, the spring 14 applies upward pressure to enable the fixed mould 1 and the movable mould 2 to be combined more tightly, after a panel is formed, the movable mould 2 moves downwards, the demoulding rod 16 penetrates through the demoulding hole 17 to eject the panel out of a cavity and then drops, a sprue bush 7 is used for conveying stock solution into the cavity 8 between the fixed mould 1 and the movable mould 2, the funnel-shaped sprue bush 7 can accelerate the pouring speed of the stock solution to reduce the loss of the stock solution caused by spilling, the sprue bush 7 can protect the inner wall of the injection port 6 to be convenient to replace, a shunt 9 is arranged at the bottom of the injection port 6, and two cavities 8 are arranged, thus die casting two pieces of the face shell in one stroke, thereby increasing the production speed of the device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a mould making devices for protecting curved surface polishing warp which characterized in that: the die is characterized by comprising a fixed die (1), wherein the bottom of the fixed die (1) is movably connected with a movable die (2), the middle of the top of the fixed die (1) is connected with an upper sliding block (3) in a sliding manner, one side of the bottom of the movable die (2) is connected with a lower sliding block (4) in a sliding manner, and one side of the lower sliding block (4) is movably connected with an air cylinder (5).

2. The apparatus for manufacturing a mold for protecting a curved surface from polishing deformation according to claim 1, wherein: the utility model discloses a mould plastics, including fixed mould (1), sprue (6), sprue cover (7), the shape of sprue cover (7) is for leaking hopper-shaped, the shape of sprue cover (7) bottom and the shape looks adaptation of sprue (6) of moulding plastics, die cavity (8) have all been seted up to the both sides of fixed mould (1) bottom, subchannel (9) have outwards been seted up to one side at movable mould (2) top, the center department of subchannel (9) is corresponding with the position of the sprue (6) bottom of moulding plastics, the both ends of subchannel (9) are corresponding with the border position of die cavity (8) respectively.

3. The apparatus for manufacturing a mold for protecting a curved surface from polishing deformation according to claim 2, wherein: one side kickup of die cavity (8), the crooked kickup of die cavity (8) is followed to one side of moving die utensil (2), spout (10), two have all been seted up to the both sides of deciding die utensil (1) center department the position of going up spout (10) and the position looks adaptation of die cavity (8), it is perpendicular with die cavity (8) bending portion's angle to go up spout (10), the top fixedly connected with stopper (11) of going up spout (10), the both sides of stopper (11) bottom all with top shoe (3) swing joint, top shoe (3) and top spout (10) sliding connection, the shape looks adaptation of top shoe (3) and last spout (10), the top threaded connection of stopper (11) has two screws (12), the bottom and top shoe (3) swing joint of screw (12).

4. A mold making apparatus for protecting a curved surface from polishing deformation according to claim 3, wherein: lower spout (13) have been seted up to one side of movable mould (2), spout (13) are parallel with last spout (10) down, spout (13) and lower slider (4) sliding connection down, the shape size looks adaptation of spout (13) and lower slider (4) down, the output of cylinder (5) is the inclined plane, the inclined plane angle of cylinder (5) output and the angle of spout (13) down are to perpendicular.

5. The apparatus for manufacturing a mold for protecting a curved surface from polishing deformation according to claim 1, wherein: the movable mould is characterized in that a fixing plate (14) is arranged below the movable mould (2), a plurality of springs (15) are arranged at the top of the fixing plate (14), the springs (15) are compression springs, and the tops of the springs (15) are in contact with the bottom surface of the movable mould (2) when the springs (15) are in normal length.

6. The apparatus for manufacturing a mold for protecting a curved surface from polishing deformation according to claim 5, wherein: the top of fixed plate (14) is provided with a plurality of ejector pin (16), the both sides of moving die (2) are provided with a plurality of demoulding hole (17), demoulding hole (17) all are located the below of two die cavities (8), the position diameter looks adaptation of ejector pin (16) and demoulding hole (17).

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