CN218776992U

CN218776992U - Mold for eliminating positioning hole deviation of injection molding iron part

Info

Publication number: CN218776992U
Application number: CN202222715886.0U
Authority: CN
Inventors: 虞晓峰
Original assignee: Wuxi Moda Technology Co ltd
Current assignee: Wuxi Moda Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-03-31
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a mould for eliminating the deviation of a positioning hole of an injection molding iron part, which comprises a supporting table, wherein the top of the supporting table is provided with a lower die holder, the top of the lower die holder is provided with a guide rail, and the top of the guide rail is provided with an upper die holder; connect the installation with the upper die base in the die holder through the guided way, the upper die base passes through the top of spread groove fixed mounting activity slide rail, activity slide rail and deciding slide rail sliding connection, and do not produce the skew when making activity slide rail slide along deciding the slide rail through the gib block, the terminal side that is close to the activity slide rail that makes set screw through the rotation, make activity slide rail and the rigidity of deciding the slide rail, at the in-process of installing the upper die base to the die holder, remove along deciding the slide rail through the activity slide rail, make the upper die base install on the die holder along fixed direction, thereby reach the technological effect of the deviation that produces in the reduction installation.

Description

Mold for eliminating positioning hole deviation of injection molding iron part

Technical Field

The utility model relates to a mould field especially relates to a mould for eliminating injection molding ironware locating hole deviation.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. 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.

In the injection molding process of the iron part, usually, in order to ensure the accurate matching of a mold cavity, the precision of the injection molding part is kept, a positioning pin and a positioning hole are required to be matched and positioned, and the positioning hole is in the process of being used for multiple times for a long time, and the upper mold base and the lower mold base are required to be aligned and tightly matched when being installed, so that the positioning hole is abraded, deviation is generated, and in order to improve the problem, the deviation is reduced when the upper mold base and the lower mold base are installed, and therefore, the mold for eliminating the deviation of the positioning hole of the injection molding iron part is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a mould for eliminating the deviation of the positioning hole of the injection molding iron piece, which produces the technical effect of reducing the deviation produced in the installation process.

In order to solve the technical problem, the utility model provides a following technical scheme: a die for eliminating positioning hole deviation of an injection molding iron part comprises a supporting table, wherein a lower die base is arranged at the top of the supporting table, a guide rail is arranged at the top of the lower die base, and an upper die base is arranged at the top of the guide rail;

the lower die base comprises a base, an injection molding cavity arranged at the top of the base and a positioning pin arranged on the outer side of the injection molding cavity; the guide rail comprises a fixed slide rail, guide strips arranged on two sides of the fixed slide rail, a movable slide rail arranged with the fixed slide rail in a sliding way, a positioning screw arranged on the outer side of the fixed slide rail and a connecting block arranged at the top of the fixed slide rail; the upper die base comprises an upper die fixing frame, a connecting groove arranged at the bottom of the upper die fixing frame, an upper die cavity arranged on the side face of the connecting groove, a connecting hole arranged at the corner of the upper die fixing frame and a handle arranged outside the upper die fixing frame.

As an optimal technical scheme of the utility model, the base sets up to fixed overall structure with the die cavity of moulding plastics, the locating pin is provided with everywhere, sets up four corners at the base respectively, and the locating pin sets up to cylindrical and quadrangular to the locating pin size of each department is all inequality.

As a preferred technical scheme of the utility model, the guided way is provided with two to the symmetry sets up at the both ends of the die cavity of moulding plastics, and decide the bottom embedding of slide rail and fix in the draw-in groove at base top.

As a preferred technical scheme of the utility model, the gib block sets up to long straight strip, the both sides nestification of activity slide rail is in the both sides of deciding the slide rail, and the inboard of activity slide rail is provided with the draw-in groove that corresponds the gib block.

As a preferred technical scheme of the utility model, set screw and fixed slide rail threaded connection, set screw's end supports the side at the activity slide rail, and the top fixed connection of connecting block and activity slide rail.

As a preferred technical scheme of the utility model, the spread groove is fixed with the connecting block tight fit, and go up the die cavity and constitute the whole die cavity of moulding plastics with the die cavity cooperation of moulding plastics.

As an optimal technical scheme of the utility model, the connecting hole is provided with everywhere to it is fixed with each locating pin cooperation respectively, and the handle is provided with two, and the both sides at last mould mount are fixed to the symmetry.

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

1. the utility model discloses a guided way with the upper die base in the die holder connection installation, the upper die base passes through spread groove fixed mounting to the top of activity slide rail, activity slide rail and fixed slide rail sliding connection, and make the activity slide rail not produce the skew when sliding along fixed slide rail through the gib block, make the end of set screw support the side of activity slide rail closely through the rotation, make the position of activity slide rail and fixed slide rail fixed, in the process of installing the upper die base to the die holder, through the activity slide rail along fixed slide rail removal, make the upper die base install on the die holder along fixed direction, thereby reach the technological effect of the deviation that reduces to produce in the installation;

2. the utility model discloses a locating pin is provided with everywhere, set up four corners at the base respectively, and the locating pin sets up to cylindrical and quadrangular, and the locating pin size of each department is all inequality, the bottom of locating pin is fixed with the base through the mode of embedding close-fitting, the connecting hole is provided with everywhere, and it is fixed with each locating pin cooperation respectively, and the handle is provided with two, and the symmetry is fixed in the both sides of last mould mount, shape and size through the connecting hole of everywhere correspond with the locating pin respectively, make the in-process of upper die base installing the die holder, only can correctly install under the condition that the connecting hole corresponds in the locating pin, thereby reach the technological effect that prevents that misoperation from leading to the installation to make mistakes.

Drawings

FIG. 1 is a schematic view of the complete structure of the present invention;

FIG. 2 is a view showing the structure of the explosion view of the present invention;

FIG. 3 is a side sectional view of the structure of the present invention;

fig. 4 is a top view sectional view partially enlarged structural view of the present invention.

Wherein: 1. a support table; 2. a lower die holder; 3. a guide rail; 4. an upper die holder; 21. a base; 22. injection molding a cavity; 23. positioning pins; 31. fixing a sliding rail; 32. a guide strip; 33. a movable slide rail; 34. a set screw; 35. connecting blocks; 41. an upper die fixing frame; 42. connecting grooves; 43. an upper die cavity; 44. connecting holes; 45. a handle.

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.

Example (b):

as shown in fig. 1-4, a mold for eliminating positioning hole deviation of an injection molding iron piece comprises a supporting table 1, a lower mold base 2 is arranged at the top of the supporting table 1, a guide rail 3 is arranged at the top of the lower mold base 2, and an upper mold base 4 is arranged at the top of the guide rail 3; the lower die holder 2 comprises a base 21, an injection molding cavity 22 arranged at the top of the base 21, and a positioning pin 23 arranged outside the injection molding cavity 22; the guide rail 3 comprises a fixed slide rail 31, guide strips 32 arranged at two sides of the fixed slide rail 31, a movable slide rail 33 arranged with the fixed slide rail 31 in a sliding way, a positioning screw 34 arranged at the outer side of the fixed slide rail 31, and a connecting block 35 arranged at the top of the fixed slide rail 31; the upper die base 4 comprises an upper die fixing frame 41, a connecting groove 42 arranged at the bottom of the upper die fixing frame 41, an upper die cavity 43 arranged on the side face of the connecting groove 42, a connecting hole 44 arranged at the corner of the upper die fixing frame 41 and a handle 45 arranged at the outer side of the upper die fixing frame 41, and when an iron piece is injected, the upper die base 4 acts on the installation and matching with the lower die base 2 along a straight line through a guide rail 3.

In other embodiments, the base 21 and the injection mold cavity 22 are configured as a fixed integral structure, the positioning pins 23 are provided at four positions and respectively disposed at four corners of the base 21, the positioning pins 23 are configured as a cylinder and a quadrangular prism, the sizes of the positioning pins 23 at each position are different, and the bottoms of the positioning pins 23 are fixed with the base 21 by embedding in a tight fit manner.

In other embodiments, the guide rail 3 is provided with two positions, and is symmetrically arranged at two ends of the injection mold cavity 22, and the bottom of the fixed slide rail 31 is embedded and fixed in the slot at the top of the base 21, and the fixed slide rail 31 and the top surface of the base 21 are arranged to be perpendicular.

In other embodiments, the guide bar 32 is a long straight bar, two sides of the movable slide rail 33 are nested on two sides of the fixed slide rail 31, and a slot corresponding to the guide bar 32 is disposed on the inner side of the movable slide rail 33, and the movable slide rail 33 is slidably connected to the fixed slide rail 31, and the guide bar 32 prevents the movable slide rail 33 from shifting when sliding along the fixed slide rail 31.

In other embodiments, the positioning screw 34 is screwed with the fixed slide rail 31, the end of the positioning screw 34 abuts against the side surface of the movable slide rail 33, and the connecting block 35 is fixedly connected with the top of the movable slide rail 33, so that the end of the positioning screw 34 abuts against the side surface of the movable slide rail 33 through rotation, and the positions of the movable slide rail 33 and the fixed slide rail 31 are fixed.

In other embodiments, the connecting groove 42 is tightly fitted and fixed with the connecting block 35, and the upper mold cavity 43 and the injection mold cavity 22 cooperate to form an integral injection mold cavity, the upper mold base 4 is fixedly mounted on the top of the movable slide rail 33 through the connecting groove 42, and the upper mold base 4 moves along the fixed slide rail 31 through the action of the movable slide rail 33.

In other embodiments, the four connecting holes 44 are provided and are respectively matched and fixed with each positioning pin 23, and the two handles 45 are provided and are symmetrically fixed on two sides of the upper die fixing frame 41, and the shapes and sizes of the four connecting holes 44 respectively correspond to the positioning pins 23, so that the upper die base 4 can be correctly installed only under the condition that the connecting holes 44 correspond to the positioning pins 23 in the process of being installed on the lower die base 2, and the installation direction is prevented from being mistaken.

The utility model discloses a theory of operation: when the injection molding device is used, the upper die holder 4 is connected and installed on the lower die holder 2 through the guide rail 3, when an iron piece is injected, the upper die holder 4 is in installation fit with the lower die holder 2 along a straight line under the action of the guide rail 3, the movable slide rail 33 is in sliding connection with the fixed slide rail 31, the movable slide rail 33 does not deviate when sliding along the fixed slide rail 31 through the guide strip 32, the tail end of the positioning screw 34 abuts against the side face of the movable slide rail 33 through rotation, the positions of the movable slide rail 33 and the fixed slide rail 31 are fixed, the upper die holder 4 is fixedly installed on the top of the movable slide rail 33 through the connecting groove 42, the upper die holder 4 moves along the fixed slide rail 31 under the action of the movable slide rail 33, the upper die holder 4 corresponds to the positioning pins 23 through the shapes and the sizes of the four connecting holes 44, the upper die holder 4 can be only installed correctly under the condition that the connecting holes 44 correspond to the positioning pins 23 in the installation process of the lower die holder 2, and errors in the installation direction are prevented.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mould for eliminating ironware locating hole deviation of moulding plastics, includes brace table (1), its characterized in that: a lower die base (2) is arranged at the top of the supporting table (1), a guide rail (3) is arranged at the top of the lower die base (2), and an upper die base (4) is arranged at the top of the guide rail (3);

the lower die holder (2) comprises a base (21), an injection molding cavity (22) arranged at the top of the base (21), and a positioning pin (23) arranged on the outer side of the injection molding cavity (22); the guide rail (3) comprises a fixed slide rail (31), guide strips (32) arranged on two sides of the fixed slide rail (31), a movable slide rail (33) slidably mounted with the fixed slide rail (31), a positioning screw (34) mounted on the outer side of the fixed slide rail (31), and a connecting block (35) arranged at the top of the fixed slide rail (31); the upper die base (4) comprises an upper die fixing frame (41), a connecting groove (42) arranged at the bottom of the upper die fixing frame (41), an upper die cavity (43) arranged on the side face of the connecting groove (42), a connecting hole (44) arranged at the corner of the upper die fixing frame (41), and a handle (45) arranged on the outer side of the upper die fixing frame (41).

2. The mold for eliminating the deviation of the positioning hole of the injection molding iron part as claimed in claim 1, wherein: base (21) and mould plastics die cavity (22) set up to fixed overall structure, locating pin (23) are provided with the four places, set up respectively in four corners of base (21), and locating pin (23) set up to cylindrical and quadrangular to locating pin (23) size of each department is all inequality.

3. The mold for eliminating the deviation of the positioning hole of the injection molding iron part as claimed in claim 1, wherein: the guide rail (3) is provided with two parts which are symmetrically arranged at two ends of the injection molding cavity (22), and the bottom of the fixed slide rail (31) is embedded and fixed in a clamping groove at the top of the base (21).

4. The mold for eliminating positioning hole deviation of injection molding iron parts according to claim 1, wherein: the guide strip (32) is arranged to be a long straight strip, the two sides of the movable sliding rail (33) are nested on the two sides of the fixed sliding rail (31), and the inner side of the movable sliding rail (33) is provided with a clamping groove corresponding to the guide strip (32).

5. The mold for eliminating the deviation of the positioning hole of the injection molding iron part as claimed in claim 1, wherein: the positioning screw (34) is in threaded connection with the fixed slide rail (31), the tail end of the positioning screw (34) abuts against the side face of the movable slide rail (33), and the connecting block (35) is fixedly connected with the top of the movable slide rail (33).

6. The mold for eliminating the deviation of the positioning hole of the injection molding iron part as claimed in claim 1, wherein: the connecting groove (42) is tightly matched and fixed with the connecting block (35), and the upper die cavity (43) is matched with the injection molding cavity (22) to form an integral injection molding cavity.

7. The mold for eliminating the deviation of the positioning hole of the injection molding iron part as claimed in claim 1, wherein: the connecting holes (44) are arranged at four positions and are respectively matched and fixed with the positioning pins (23) at each position, and the handle (45) is arranged at two positions and symmetrically fixed at two sides of the upper die fixing frame (41).