CN218256546U

CN218256546U - Automatic aligning device for ejector pins of injection mold

Info

Publication number: CN218256546U
Application number: CN202221357800.5U
Authority: CN
Inventors: 张国元; 刘小艺
Original assignee: Qiaofeng Technology Industry Heyuan Co ltd
Current assignee: Qiaofeng Technology Industry Heyuan Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2023-01-10
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to an injection mold technical field especially relates to an automatic ranking device of injection mold thimble, including die block, last mould and base, it has threaded rod one to go into all the knob in mould and the die block, die block and last mould pass through a threaded rod screw thread fixed mounting, it installs the upper end at the base to go up mould fixed mounting, be provided with the shaping chamber in the die block, the bottom fixed mounting of die block has the connecting plate, can drive thimble bottom plate through connecting rod rebound and upwards remove, can drive a plurality of thimbles through thimble bottom plate rebound and upwards remove, and thimble activity inserts and applys ascending thrust in the shaping chamber and to the roof, and the roof will promote the formed part and break away from the shaping chamber this moment, is convenient for take out the formed part, and it is comparatively convenient to operate, and the quantity through the thimble is a plurality ofly, and the equidistance distributes on thimble bottom plate for the thimble ranking is more even, makes to support the roof more stable, has improved the practicality of the automatic ranking device of injection mold thimble.

Description

Automatic aligning device for ejector pins of injection mold

Technical Field

The utility model relates to an injection mold technical field especially relates to an automatic ranking device of injection mold thimble.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

As disclosed in the chinese patent: take injection mold of slide thimble structure, the publication number: CN214926767U, "through starting two motors, make the motor drive the threaded rod and rotate, the threaded rod drives and violently manages the removal left simultaneously, violently manage the interior surface that drives two push pedals along the square groove and slide left simultaneously, finally make the push pedal release the profiled sheeting, the adhesion is on the fixed mould after having prevented the profiled sheeting from moulding plastics and accomplishing, also make things convenient for the workman to operate" simultaneously but in the in-service use process, can not effectually carry out spacingly to thimble bottom plate, lead to the thimble to produce the offset easily, influence taking out of profiled sheeting, it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an automatic ranking device of injection mold thimble.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an automatic ranking device of injection mold thimble, includes the die block, goes up mould and base, it goes into threaded rod one to go into equal knob in mould and the die block, die block and last mould pass through a threaded rod screw thread fixed mounting, go up mould fixed mounting in the upper end of base, be provided with the shaping chamber in the die block, the bottom fixed mounting of die block has the connecting plate, the equal distance in surface of connecting plate has seted up the pinhole, every the pinhole all communicates with each other with the shaping chamber, the spacing groove has all been seted up to the both sides internal face of base, be provided with the top movable structure in the base, the top movable structure includes roof, thimble bottom plate and threaded rod two, the activity of thimble bottom plate sets up in the base, the equal equidistance fixed mounting in upper end of thimble bottom plate has the thimble, every the thimble is passed through the pinhole in the activity respectively, the tip fixedly connected with connecting rod of thimble bottom plate, the equal fixedly connected with slider, two of the both sides tip of thimble bottom plate the equal movable mounting of slider is on the base.

As a preferred technical scheme of the utility model, two threaded rods rotate and install between die block and base, two through connection poles of threaded rod to with connecting rod threaded connection.

As a preferred technical scheme of the utility model, two the slider slides respectively and sets up at the spacing inslot.

As an optimal technical scheme of the utility model, two the slider is central symmetric distribution about the mid point of thimble bottom plate, the roof activity sets up in the shaping intracavity.

As a preferred technical scheme of the utility model, the side tip fixed mounting of base has two gag lever posts, two the gag lever post is the U-shaped, threaded rod two is in between two gag lever posts, two the equal activity of gag lever post runs through the connecting rod.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

one of them, when the formed part of shaping intracavity is taken out to needs, dismantle threaded rod one, take out the die block, then the user passes through rotation threaded rod two, threaded rod two rotates through the bearing and installs between die block and last mould, threaded rod two rotates and can drive the connecting rod and upwards remove, can drive thimble bottom plate through connecting rod rebound and upwards remove, can drive a plurality of thimbles through thimble bottom plate rebound and upwards remove, thimble activity inserts in the shaping intracavity and applys ascending thrust to the roof, the roof will promote the formed part and break away from the shaping chamber this moment, be convenient for take out the formed part, it is comparatively convenient to operate, quantity through the thimble is a plurality of, and the equidistance distributes on thimble bottom plate, make the thimble ranking more even, make to support more stable to the roof, the practicality of injection mold thimble automatic displacement device has been improved.

And secondly, the sliding blocks are fixedly connected to the end parts of the two sides of the thimble base plate respectively, the two sliding blocks are arranged in the limiting grooves in a sliding mode respectively, the two limiting rods movably penetrate through the connecting rod, the limiting effect is achieved on the thimble base plate and the thimble, the thimble base plate is enabled to move more stably, the condition of deviation is avoided, the thimble is enabled to be stably inserted into the forming cavity from the pinhole, the thimble can be enabled to push the top plate, the formed part is enabled to be separated from the forming cavity, and the stability of the pushing structure is guaranteed.

Drawings

FIG. 1 is a schematic structural view of an automatic pin arranging device for a plastic mold according to the present invention;

fig. 2 is a schematic structural view of the top plate of the present invention;

FIG. 3 is a schematic structural view of the connecting plate of the present invention;

fig. 4 is a schematic structural diagram of the base of the present invention.

Wherein: 1. bottom die; 11. a molding cavity; 12. a connecting plate; 13. a pinhole; 2. an upper die; 3. A first threaded rod; 4. a base; 41. a limiting groove; 42. a limiting rod; 5. a top plate; 6. a thimble base plate; 61. a thimble; 62. a slider; 63. a connecting rod; 7. and a second threaded rod.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, 2, 3 and 4, an automatic ejector pin arranging device for an injection mold comprises a bottom mold 1, an upper mold 2 and a base 4, wherein a threaded rod I3 is screwed into the upper mold 2 and the bottom mold 1, the bottom mold 1 and the upper mold 2 are fixedly installed through the threaded rod I3, the upper mold 2 is fixedly installed at the upper end of the base 4, a molding cavity 11 is arranged in the bottom mold 1, a connecting plate 12 is fixedly installed at the bottom end of the bottom mold 1, pinholes 13 are equidistantly formed in the surface of the connecting plate 12, each pinhole 13 is communicated with the molding cavity 11, limiting grooves 41 are respectively formed in the inner wall surfaces at two sides of the base 4, a jacking structure is arranged in the base 4 and comprises a top plate 5, an ejector pin bottom plate 6 and a threaded rod II 7, the ejector pin bottom plate 6 is movably arranged in the base 4, ejector pins 61 are fixedly installed at equal intervals at the upper end of the ejector pin bottom plate 6, each ejector pin 61 respectively and movably penetrates through the pinholes 13, the end part of the thimble bottom plate 6 is fixedly connected with a connecting rod 63, the end parts of the two sides of the thimble bottom plate 6 are fixedly connected with sliding blocks 62, the two sliding blocks 62 are movably arranged on the base 4, when a formed part in the forming cavity 11 needs to be taken out, the threaded rod I3 is disassembled, the bottom die 1 is taken out, then a user rotates the threaded rod II 7, the threaded rod II 7 is rotatably arranged between the bottom die 1 and the upper die 2 through a bearing, the rotation of the threaded rod II 7 can drive the connecting rod 63 to move upwards, the thimble bottom plate 6 can be driven to move upwards through the upward movement of the connecting rod 63, the thimble bottom plate 6 can drive the plurality of thimbles 61 to move upwards through the upward movement of the thimble bottom plate 6, the thimble 61 is movably inserted in the forming cavity 11 and applies upward thrust to the thimble 5, at the top plate 5 can push the thimble to be separated from the forming cavity 11, so as to take out the formed part, the operation is comparatively convenient, quantity through thimble 61 is a plurality of, and the equidistance distributes on thimble bottom plate 6, make thimble 61 arrange the position more even, make to roof 5 support more stable, the practicality of the automatic positioner of arranging of injection mold thimble has been improved, equal fixedly connected with slider 62 of both sides tip through thimble bottom plate 6, two sliders 62 slide respectively and set up in spacing groove 41, two gag lever post 42 are all movable and run through connecting rod 63, play limiting displacement to thimble bottom plate 6 and thimble 61, make thimble bottom plate 6 remove more stable, avoid causing the condition of skew, thereby make thimble 61 insert to the shaping chamber 11 from pinhole 13 that can be stable, can guarantee thimble 61 and push away roof 5, and make the shaping piece deviate from shaping chamber 11, the stability of this pushing away structure has been guaranteed, two 7 rotation of threaded rod are installed between die block 1 and base 4, two 7 run through connecting rod 63, and connecting rod 63 threaded connection, two sliders 62 slide respectively and set up in spacing groove 41, two sliders 62 are the central symmetric distribution about thimble bottom plate 6, roof 5 activity sets up between die block 4, two movable rod side end portion of base 4 installs two gag lever post 42 in two, two U side ends 42 of threaded rod 42 are all in the shape.

During the use, when taking out the formed part in the shaping chamber 11 as required, dismantle threaded rod one 3, take out die block 1, then the user passes through rotation threaded rod two 7, threaded rod two 7 passes through the bearing and rotates and install between die block 1 and last mould 2, threaded rod two 7 rotates and can drive connecting rod 63 upwards to remove, can drive thimble bottom plate 6 upwards to remove through connecting rod 63 rebound, can drive a plurality of thimbles 61 upwards to remove through thimble bottom plate 6 upwards to remove, thimble 61 activity is inserted in shaping chamber 11 and is applyed ascending thrust to roof 5, roof 5 will promote the formed part and break away from shaping chamber 11 this moment, be convenient for take out the formed part, it is comparatively convenient to operate, quantity through thimble 61 is a plurality of, and the equidistance distributes on thimble bottom plate 6, make thimble 61 arrange the position more even, make to roof 5 support more stable, the practicality of injection mold automatic row position device has been improved, equal fixedly connected with slider 62 through the both sides tip of thimble bottom plate 6, two slider 62 slide respectively and set up in spacing groove 41, two gag lever rods 42 all activity run through connecting rod 63, play thimble bottom plate 6 and the stable thimble bottom plate and guaranteed that thimble cavity moves the stable condition that thimble bottom plate moves from thimble cavity 13 and can make the thimble bottom plate to remove, thereby the formed part, the stable shaping condition of thimble bottom plate is guaranteed to make the thimble structure to remove and can be more stable and cause the thimble bottom plate to make the thimble 11 and further to make the thimble bottom plate to move the thimble bottom plate to make the thimble 11 and guarantee the thimble structure to move the thimble bottom plate to move the thimble structure to cause the thimble cavity to cause the thimble 11 and prevent the thimble structure to remove.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides an automatic ranking device of injection mold thimble, includes die block (1), goes up mould (2) and base (4), its characterized in that, go up equal knob income threaded rod (3) in mould (2) and die block (1), die block (1) and last mould (2) are through threaded rod (3) screw thread fixed mounting, go up the upper end of mould (2) fixed mounting at base (4), be provided with shaping chamber (11) in die block (1), the bottom fixed mounting of die block (1) has connecting plate (12), pinhole (13) have been seted up to the equal equidistance in surface of connecting plate (12), every pinhole (13) all communicate with each other with shaping chamber (11), spacing groove (41) have all been seted up to the both sides internal face of base (4), be provided with top moving structure in base (4), top moving structure includes roof (5), thimble bottom plate (6) and two (7), thimble bottom plate (6) activity sets up in base (4), the equal fixed mounting in the upper end of thimble bottom plate (6) has equidistance (61), every thimble runs through pinhole (13) respectively.

2. The automatic ejector pin arranging device of the injection mold according to claim 1, wherein a connecting rod (63) is fixedly connected to an end of the ejector pin base plate (6), sliding blocks (62) are fixedly connected to both side ends of the ejector pin base plate (6), and both the sliding blocks (62) are movably mounted on the base (4).

3. The automatic ejector pin arranging device of the injection mold as claimed in claim 2, wherein the second threaded rod (7) is rotatably installed between the bottom mold (1) and the base (4), and the second threaded rod (7) penetrates through the connecting rod (63) and is in threaded connection with the connecting rod (63).

4. The automatic ejector pin arranging device for the injection mold according to claim 3, wherein the two sliding blocks (62) are respectively slidably disposed in the limiting grooves (41).

5. The automatic ejector pin arranging device of an injection mold according to claim 4, wherein the two slide blocks (62) are symmetrically distributed around the midpoint of the ejector pin bottom plate (6), and the top plate (5) is movably arranged in the molding cavity (11).

6. The automatic ejector pin arranging device of the injection mold as claimed in claim 5, wherein two limiting rods (42) are fixedly mounted at the side end of the base (4), the two limiting rods (42) are both U-shaped, the second threaded rod (7) is located between the two limiting rods (42), and the two limiting rods (42) movably penetrate through the connecting rod (63).