CN212764542U

CN212764542U - Injection mold compound die location structure

Info

Publication number: CN212764542U
Application number: CN202021634484.2U
Authority: CN
Inventors: 张键; 王斌; 周临震; 侍正存
Original assignee: Yancheng Keruida Technology Consulting Service Co ltd
Current assignee: Yancheng Keruida Technology Consulting Service Co ltd
Priority date: 2020-08-08
Filing date: 2020-08-08
Publication date: 2021-03-23
Anticipated expiration: 2030-08-08

Abstract

The utility model discloses an injection mold compound die location structure, comprising a base plate, the top of bottom plate is provided with the clamp plate, the downside of clamp plate is provided with the mould, two locating pins of downside fixedly connected with of clamp plate, the equal fixedly connected with mounting panel in both sides of bottom plate, two one side that the mounting panel is relative all is provided with the spout, two the inside of spout is provided with the actuating mechanism that the drive clamp plate removed jointly, the upside of bottom plate is provided with two fixed establishment who is used for fixed locating pin, the upside of bottom plate is provided with the bed die. The utility model has the advantages of reasonable design, realized that the in-process that pushes down at the clamp plate remains stable throughout, secondly realized fixing inserting the locating pin in the locating hole, the precision of location when having improved the compound die.

Description

Injection mold compound die location structure

Technical Field

The utility model relates to a location structure technical field especially relates to an injection mold compound die location structure.

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.

At present, location when traditional injection mold compound die mainly relies on and sets up the cooperation in cylindrical round pin and hole on last mould and bed die respectively, in order to make a plurality of round pins and hole can both peg graft together, often can set up the clearance between round pin and hole for the precision of location when injection mold compound die is not high, secondly injection mold is when the compound die, locking mechanism can only make the clamp plate push down, can't make the clamp plate keep steadily at the in-process that pushes down, thereby influence the quality of moulding-die.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an injection mold matched die positioning structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an injection mold compound die location structure, includes the bottom plate, the top of bottom plate is provided with the clamp plate, the downside of clamp plate is provided with the mould, two locating pins of downside fixedly connected with of clamp plate, the equal fixedly connected with mounting panel in both sides of bottom plate, two one side that the mounting panel is relative all is provided with the spout, two the inside of spout is provided with the actuating mechanism that the drive clamp plate removed jointly, the upside of bottom plate is provided with two fixed establishment who is used for fixed locating pin, the upside of bottom plate is provided with the bed die.

Preferably, actuating mechanism rotates the threaded rod of connection inside two spouts respectively, two equal threaded connection in the outside of threaded rod has the slider, the both ends of clamp plate respectively with the lateral wall fixed connection of two sliders, be located left the lateral wall fixedly connected with driving motor of mounting panel, driving motor's output shaft end extends to the inside and the fixedly connected with second bevel gear of spout, driving motor's output shaft rotates with the lateral wall of mounting panel to be connected, is located left the outside cover of threaded rod is equipped with first bevel gear, first bevel gear and threaded rod fixed connection, first bevel gear meshes with second bevel gear mutually, two be provided with drive mechanism between the threaded rod.

Preferably, the transmission mechanism comprises transmission wheels respectively sleeved on the outer sides of the two threaded rods, the outer sides of the two transmission wheels are jointly wound with a transmission belt, the bottom plate is provided with a through hole in a penetrating manner, and the transmission belt is located inside the through hole.

Preferably, the fixing mechanism comprises a positioning hole arranged on the upper side of the base plate, two fixing plates are arranged inside the positioning hole, and the side walls of the two fixing plates are elastically connected with the inner wall of the positioning hole through a plurality of springs.

Preferably, the positioning pin is composed of a cylinder and a circular truncated cone positioned above the cylinder.

Preferably, the upper side of the positioning hole is of a conical structure, and the inner diameter of the upper side of the positioning hole is gradually reduced from top to bottom.

The utility model discloses possess following beneficial effect:

1. by arranging the driving mechanism and the transmission mechanism, the output shaft of the driving motor rotates to drive the first bevel gear to rotate through the second bevel gear, and then the threaded rod on the right side rotates through the rotation of the threaded rod on the left side and the transmission of the transmission belt, so that the threaded rods on the right side rotate, the synchronous movement of the two sliding blocks is realized, the pressing plate is ensured to be kept stable in the pressing process, and the quality of die assembly is improved;

2. through setting up fixed establishment, the locating pin moves down makes two fixed plates move towards left and right both sides, and the spring is compressed, and the fixed plate offsets with the locating pin under the effect of spring, has realized the fixed to the locating pin, has guaranteed the accuracy of location when the compound die.

Drawings

Fig. 1 is a schematic structural view of a mold closing and positioning structure of an injection mold provided by the present invention;

FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: the device comprises a mounting plate 1, a driving motor 2, a first bevel gear 3, a second bevel gear 4, a threaded rod 5, a sliding block 6, a pressing plate 7, a positioning pin 8, an upper die 9, a lower die 10, a driving wheel 11, a driving belt 12, a sliding chute 13, a bottom plate 14, a positioning hole 15, a fixing plate 16, a spring 17 and a through hole 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an injection mold closing positioning structure comprises a bottom plate 14, a pressing plate 7 is arranged above the bottom plate 14, an upper mold 9 is arranged on the lower side of the pressing plate 7, two positioning pins 8 are fixedly connected to the lower side of the pressing plate 7, each positioning pin 8 is composed of a cylinder and a circular truncated cone body located above the cylinder, mounting plates 1 are fixedly connected to two sides of the bottom plate 14, and sliding grooves 13 are formed in the opposite sides of the two mounting plates 1.

The driving mechanism for driving the pressing plate 7 to move is arranged inside the two sliding grooves 13 together, the driving mechanism comprises threaded rods 5 which are respectively rotatably connected inside the two sliding grooves 13, the outer sides of the two threaded rods 5 are both in threaded connection with sliding blocks 6, the sliding blocks 6 are provided with threaded holes, two ends of the pressing plate 7 are respectively fixedly connected with the side walls of the two sliding blocks 6, the side wall of the mounting plate 1 positioned on the left side is fixedly connected with a driving motor 2, the tail end of an output shaft of the driving motor 2 extends into the sliding grooves 13 and is fixedly connected with second bevel gears 4, the output shaft of the driving motor 2 is rotatably connected with the side walls of the mounting plate 1, the outer side of the threaded rod 5 positioned on the left side is sleeved with a first bevel gear 3, the first bevel gear 3 is fixedly connected with the threaded rods 5, the first bevel gear 3 is meshed with the, the threaded rod 5 on the left is rotated, and the slider 6 on the left is moved up and down.

Be provided with drive mechanism between two threaded rods 5, drive mechanism is including establishing the drive wheel 11 in two threaded rods 5 outsides at the cover respectively, and the outside of two drive wheels 11 is jointly around being equipped with drive belt 12, and bottom plate 14 link up and is provided with through-hole 18, and drive belt 12 is located inside the through-hole 18, utilizes drive mechanism to make threaded rod 5 that is located the right side rotate under the rotational action of drive belt 12 for two slider 6 synchronous motion, stability when having guaranteed clamp plate 7 and pushing down.

The upside of bottom plate 14 is provided with two fixed establishment that are used for fixed locating pin 8, fixed establishment is including setting up locating hole 15 at bottom plate 14 upside, the upside of locating hole 15 is circular cone column structure, the internal diameter top-down of locating hole 15 upside reduces gradually, the inside of locating hole 15 is provided with two fixed plates 16, the lateral wall of two fixed plates 16 all is through the inner wall elastic connection of a plurality of springs 17 with locating hole 15, springs 17 are compression spring, the upside of bottom plate 14 is provided with bed die 10, the position of bed die 10 and the position looks adaptation of last mould 9, fixed establishment's setting makes locating pin 8 extrude two fixed plates 16 respectively to both sides when inserting locating hole 15 inside, fixed plate 16 has offset with locating pin 8 and has realized the fixed of locating pin 8 under spring 17's effect.

During operation, the driving motor 2 is started, the output shaft of the driving motor 2 rotates to drive the second bevel gear 4 to rotate, the second bevel gear 4 rotates to drive the first bevel gear 3 to rotate, so that the threaded rod 5 on the left side rotates, the two threaded rods 5 synchronously rotate through the matching of the two driving wheels 11 and the driving belt 12, the two sliding blocks 6 synchronously move, and the stability of the pressing plate 7 in the pressing process is ensured;

when the locating pin 8 inserts inside the locating hole 15, the locating pin 8 extrudees two fixed plates 16 to both sides respectively, and under the effect of spring 17, fixed plate 16 offsets with the lateral wall of locating pin 8, has realized the fixed to locating pin 8, has improved the degree of accuracy of compound die location.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an injection mold compound die location structure, includes bottom plate (14), its characterized in that, the top of bottom plate (14) is provided with clamp plate (7), the downside of clamp plate (7) is provided with mould (9), two locating pins (8) of downside fixedly connected with of clamp plate (7), the equal fixedly connected with mounting panel (1) in both sides of bottom plate (14), two one side that mounting panel (1) is relative all is provided with spout (13), two the inside of spout (13) is provided with the actuating mechanism who drives clamp plate (7) and remove jointly, the upside of bottom plate (14) is provided with two fixed establishment who is used for fixed locating pin (8), the upside of bottom plate (14) is provided with bed die (10).

2. An injection mold closing and positioning structure as claimed in claim 1, wherein the driving mechanism comprises threaded rods (5) rotatably connected inside two sliding grooves (13), the outer sides of the two threaded rods (5) are both in threaded connection with sliding blocks (6), both ends of the pressing plate (7) are fixedly connected with the side walls of the two sliding blocks (6), the side wall of the mounting plate (1) on the left side is fixedly connected with a driving motor (2), the tail end of the output shaft of the driving motor (2) extends into the sliding grooves (13) and is fixedly connected with a second bevel gear (4), the output shaft of the driving motor (2) is rotatably connected with the side wall of the mounting plate (1), the outer side of the threaded rod (5) on the left side is sleeved with a first bevel gear (3), and the first bevel gear (3) is fixedly connected with the threaded rods (5), the first bevel gear (3) is meshed with the second bevel gear (4), and a transmission mechanism is arranged between the two threaded rods (5).

3. An injection mold closing and positioning structure as claimed in claim 2, wherein the transmission mechanism comprises transmission wheels (11) respectively sleeved on the outer sides of the two threaded rods (5), the outer sides of the two transmission wheels (11) are jointly wound with a transmission belt (12), the bottom plate (14) is provided with a through hole (18) in a penetrating manner, and the transmission belt (12) is located inside the through hole (18).

4. An injection mold clamping and positioning structure as claimed in claim 1, wherein the fixing mechanism comprises a positioning hole (15) arranged on the upper side of the base plate (14), two fixing plates (16) are arranged inside the positioning hole (15), and the side walls of the two fixing plates (16) are elastically connected with the inner wall of the positioning hole (15) through a plurality of springs (17).

5. An injection mold clamping and positioning structure as claimed in claim 4, wherein the positioning pin (8) is composed of a cylinder and a truncated cone above the cylinder.

6. An injection mold clamping and positioning structure as claimed in claim 5, wherein the upper side of the positioning hole (15) is in a conical structure, and the inner diameter of the upper side of the positioning hole (15) is gradually reduced from top to bottom.