CN219618393U

CN219618393U - Linear guide rail structure of injection molding machine

Info

Publication number: CN219618393U
Application number: CN202320815148.5U
Authority: CN
Inventors: 郗翠莹; 刘金涛; 巩现粉
Original assignee: Qingdao Jingnuo Precision Plastic Co ltd
Current assignee: Qingdao Jingnuo Precision Plastic Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-09-01
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a linear guide rail structure of an injection molding machine, which comprises a bottom plate, wherein a linear guide rail body is fixedly connected to the surface of the bottom plate, a placing plate is connected to the surface of the linear guide rail body in a sliding manner, fastening mechanisms are arranged on two sides of the placing plate, and the fastening mechanisms comprise: the lug, lug fixed connection is on the inner wall of placing the board, the inside sliding connection of lug has the slide, rotate on the lateral wall of slide and be connected with the threaded rod, the tip fixedly connected with brake wheel of threaded rod. This injection molding machine linear guide structure draws in the lubricating oil of absorption in the foam-rubber cushion to the surface of antifriction plate through the cotton thread to place the board and remove the in-process, evenly scribble on the surface of antifriction plate with lubricating oil, thereby improve antifriction plate's life, avoid linear guide's guide surface to appear the situation of wearing and tearing, lead to running unstably when reciprocating rectilinear motion, influence linear guide's precision.

Description

Linear guide rail structure of injection molding machine

Technical Field

The utility model relates to the technical field of guide rails of injection molding machines, in particular to a linear guide rail structure of an injection molding machine.

Background

The injection moulding machine is also called injection moulding machine or injection machine, and is a main moulding equipment for making thermoplastic plastics or thermosetting plastics into plastics products with various shapes by using plastics moulding mould, and can be divided into vertical, horizontal and full-electric type, and can be used for heating plastics, applying high pressure to molten plastics, making them be injected and full-charged into mould cavity, and its working principle is similar to that of injection machine, and it utilizes the thrust of screw (or plunger) to inject the plastics in the plasticized molten state (i.e. viscous state) into closed mould cavity, and can obtain the invented product after solidification and shaping.

In the prior art, in injection molding, many parts are reciprocating rectilinear motion, and when the life is longer, the situation that wearing and tearing can appear in linear guide's guide surface, leads to running unstably when reciprocating rectilinear motion, often can influence linear guide's precision.

Disclosure of Invention

The utility model mainly aims to provide a linear guide rail structure of an injection molding machine, which can avoid the situation that the guide surface of the linear guide rail is worn, so that the linear guide rail is not stable in operation during reciprocating linear motion and the precision of the linear guide rail is often influenced.

In order to achieve the above object, the utility model provides a linear guide rail structure of an injection molding machine, comprising a bottom plate, wherein a linear guide rail body is fixedly connected to the surface of the bottom plate, a placing plate is slidingly connected to the surface of the linear guide rail body, fastening mechanisms are arranged on two sides of the placing plate, and the fastening mechanisms comprise: the lug is fixedly connected to the inner wall of the placement plate, a sliding plate is connected to the inside of the lug in a sliding mode, a threaded rod is connected to the side wall of the sliding plate in a rotating mode, a brake wheel is fixedly connected to the end portion of the threaded rod, and the threaded rod penetrates through and is connected to the side wall of the placement plate in a threaded mode; the connecting plate, the connecting plate passes through reset spring elastic connection at the lateral wall of slide, fixedly connected with two sets of curb plates that set up symmetrically on the lateral wall of connecting plate, two sets of rotate between the curb plate and be connected with the gyro wheel, the gyro wheel is laminated mutually with the lateral wall of linear guide body.

Preferably, the two groups of fastening mechanisms are arranged, and the two groups of fastening mechanisms are symmetrically arranged by taking the transverse center line of the placing plate as a symmetry axis.

Preferably, a wear-resisting mechanism is arranged between the linear guide rail body and the placing plate, the wear-resisting mechanism comprises a supporting plate, the supporting plate is fixedly connected to the surface of the linear guide rail body, and the wear-resisting plate is fixedly connected to the surface of the supporting plate.

Preferably, an oil storage bin is arranged in the support plate, lubricating oil is filled in the oil storage bin, and a sponge cushion is fixedly connected in the oil storage bin.

Preferably, grooves are formed in the surface of the supporting plate, the bottoms of the grooves are communicated with the inside of the oil storage bin, and the grooves surround the wear-resistant plate.

Preferably, the surface of wear-resisting board and backup pad has all seted up the oil outlet, the inside of oil outlet is filled with the cotton thread, the bottom of cotton thread contacts with the surface of foam-rubber cushion.

Advantageous effects

The utility model provides a linear guide rail structure of an injection molding machine. The beneficial effects are as follows:

(1) According to the linear guide rail structure of the injection molding machine, lubricating oil adsorbed in the sponge cushion is pumped into the surface of the wear-resisting plate through cotton threads, and the lubricating oil is uniformly smeared on the surface of the wear-resisting plate in the moving process of the placing plate, so that the service life of the wear-resisting plate is prolonged, the situation that the guide surface of the linear guide rail is worn is avoided, the operation is unstable in the reciprocating linear motion process, and the precision of the linear guide rail is affected.

(2) This injection molding machine linear guide structure communicates with the oil storage bin through the slot, and unnecessary lubricating oil flows into the inside of slot along the antifriction plate all around, reenters the inside in oil storage bin to can reuse, avoid the wasting of resources.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the wear mechanism of the present utility model;

fig. 4 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1. a bottom plate; 2. a linear guide rail body; 3. placing a plate; 4. a fastening mechanism; 41. a bump; 42. a slide plate; 43. a threaded rod; 44. a brake wheel; 45. a connecting plate; 46. a side plate; 47. a roller; 5. a wear-resistant mechanism; 51. a support plate; 52. a wear plate; 53. a sponge cushion; 54. a groove; 55. an oil outlet hole; 56. cotton thread.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a linear guide rail structure of an injection molding machine, which comprises a bottom plate 1, wherein a linear guide rail body 2 is fixedly connected to the surface of the bottom plate 1, a placing plate 3 is slidingly connected to the surface of the linear guide rail body 2, and fastening mechanisms 4 are arranged on two sides of the placing plate 3.

In the embodiment of the present utility model, the fastening mechanism 4 includes:

the lug 41 is fixedly connected to the inner wall of the placing plate 3, a sliding plate 42 is connected inside the lug 41 in a sliding manner, a threaded rod 43 is connected to the side wall of the sliding plate 42 in a rotating manner, a brake wheel 44 is fixedly connected to the end part of the threaded rod 43, and the threaded rod 43 penetrates through and is connected to the side wall of the placing plate 3 in a threaded manner;

the connecting plate 45, connecting plate 45 pass through reset spring elastic connection at the lateral wall of slide 42, fixedly connected with two sets of curb plates 46 that set up symmetrically on the lateral wall of connecting plate 45, rotate between two sets of curb plates 46 and be connected with gyro wheel 47, gyro wheel 47 is laminated mutually with the lateral wall of linear guide body 2.

Specifically, in the embodiment of the present utility model, the fastening mechanism 4 includes a bump 41, a sliding plate 42, a threaded rod 43, a brake wheel 44, a connecting plate 45, side plates 46, and rollers 47, where the fastening mechanism 4 is provided with two groups, and the two groups of fastening mechanisms 4 are symmetrically arranged with a transverse center line of the placement plate 3 as a symmetry axis, when in use, the threaded rod 43 moves towards the inner side of the placement plate 3 by rotating the brake wheel 44, and a return spring between the sliding plate 42 and the connecting plate 45 is compressed to the greatest extent, so that the rollers 47 between the two groups of side plates 46 are closely attached to two sides of the linear guide rail body 2, thereby ensuring the stability of the linear guide rail during the reciprocating linear motion.

In the embodiment of the utility model, a wear-resistant mechanism 5 is arranged between a linear guide rail body 2 and a placing plate 3, the wear-resistant mechanism 5 comprises a supporting plate 51, the supporting plate 51 is fixedly connected to the surface of the linear guide rail body 2, a wear-resistant plate 52 is fixedly connected to the surface of the supporting plate 51, an oil storage bin is arranged in the supporting plate 51 and filled with lubricating oil, a foam-rubber cushion 53 is fixedly connected to the inside of the oil storage bin, a groove 54 is arranged on the surface of the supporting plate 51, the bottom of the groove 54 is communicated with the inside of the oil storage bin, the wear-resistant plate 52 is surrounded by the groove 54, oil outlets 55 are formed in the surfaces of the wear-resistant plate 52 and the supporting plate 51, cotton threads 56 are filled in the oil outlets 55, and the bottom ends of the cotton threads 56 are contacted with the surface of the foam-rubber cushion 53. Through slot 54 and oil storage storehouse intercommunication, conveniently pour into lubricating oil into the oil storage storehouse, adsorb lubricating oil through foam-rubber cushion 53, thereby avoid foam-rubber cushion 53 excessive evaporation, simultaneously through cotton thread 56 with foam-rubber cushion 53 in absorptive lubricating oil suction to the surface of antifriction plate 52, and place the board 3 in-process of removing, evenly smear lubricating oil on the surface of antifriction plate 52, thereby improve antifriction plate 52's life, simultaneously unnecessary lubricating oil flows into the inside of slot 54 along antifriction plate 52 all around, reentry the inside in oil storage storehouse, thereby can reuse, avoid the wasting of resources.

In addition, in order to avoid the situation that the guide surface of the linear guide rail is worn, which results in unstable operation during the reciprocating linear motion, affecting the accuracy of the linear guide rail, the lubricating oil adsorbed in the sponge pad 53 is sucked onto the surface of the wear plate 52 through the cotton thread 56, and the lubricating oil is uniformly smeared on the surface of the wear plate 52 during the movement of the placement plate 3, thereby improving the service life of the wear plate 52.

In order to avoid resource waste, through slot 54 and oil storage storehouse intercommunication, unnecessary lubricating oil flows into the inside of slot 54 along wear-resisting plate 52 all around, reenters the inside of oil storage storehouse to can reuse, avoid the resource waste.

In the utility model, when in use, the threaded rod 43 moves towards the inner side of the placement plate 3 by rotating the brake wheel 44, the return spring between the sliding plate 42 and the connecting plate 45 is compressed to the extreme, the roller 47 between the two groups of side plates 46 is tightly attached to the two sides of the linear guide rail body 2, so that the smoothness of the linear guide rail in reciprocating linear motion is ensured, the lubricating oil adsorbed in the foam-rubber cushion 53 is pumped onto the surface of the wear-resistant plate 52 by the cotton thread 56, and the lubricating oil is uniformly smeared on the surface of the wear-resistant plate 52 in the moving process of the placement plate 3, thereby prolonging the service life of the wear-resistant plate 52, avoiding the abrasion condition of the guide surface of the linear guide rail, causing unstable operation in reciprocating linear motion, affecting the precision of the linear guide rail, and simultaneously, the redundant lubricating oil flows into the inside of the groove 54 along the periphery of the wear-resistant plate 52 and reenters the inside of the oil storage bin, thereby being capable of being repeatedly used and avoiding resource waste.

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

Claims

1. The utility model provides an injection molding machine linear guide structure, includes bottom plate (1), fixedly connected with linear guide body (2) on the surface of bottom plate (1), sliding connection has on the surface of linear guide body (2) to place board (3), its characterized in that: two sides of the placing plate (3) are provided with fastening mechanisms (4), and the fastening mechanisms (4) comprise:

the lug (41), lug (41) fixedly connected on the inner wall of place board (3), the inside sliding connection of lug (41) has slide (42), rotate on the lateral wall of slide (42) and be connected with threaded rod (43), the tip fixedly connected with brake wheel (44) of threaded rod (43), threaded rod (43) run through and threaded connection is on the lateral wall of place board (3);

the connecting plate (45), connecting plate (45) are through reset spring elastic connection at the lateral wall of slide (42), fixedly connected with two sets of curb plates (46) that set up symmetrically on the lateral wall of connecting plate (45), two sets of rotate between curb plate (46) and be connected with gyro wheel (47), gyro wheel (47) are laminated mutually with the lateral wall of linear guide body (2).

2. The linear guide structure of an injection molding machine according to claim 1, wherein: the fastening mechanisms (4) are provided with two groups, and the two groups of fastening mechanisms (4) are symmetrically arranged by taking the transverse central line of the placing plate (3) as a symmetrical axis.

3. The linear guide structure of an injection molding machine according to claim 1, wherein: the novel linear guide rail comprises a linear guide rail body (2) and a placing plate (3), wherein a wear-resisting mechanism (5) is arranged between the linear guide rail body (2) and the placing plate (3), the wear-resisting mechanism (5) comprises a supporting plate (51), the supporting plate (51) is fixedly connected to the surface of the linear guide rail body (2), and a wear-resisting plate (52) is fixedly connected to the surface of the supporting plate (51).

4. A linear guide structure of an injection molding machine according to claim 3, wherein: an oil storage bin is arranged in the supporting plate (51), lubricating oil is filled in the oil storage bin, and a sponge cushion (53) is fixedly connected in the oil storage bin.

5. The linear guide structure of an injection molding machine of claim 4, wherein: the surface of the supporting plate (51) is provided with a groove (54), the bottom of the groove (54) is communicated with the inside of the oil storage bin, and the groove (54) surrounds the wear-resisting plate (52) inside.

6. A linear guide structure of an injection molding machine according to claim 3, wherein: oil outlet holes (55) are formed in the surfaces of the wear-resisting plate (52) and the supporting plate (51), cotton threads (56) are filled in the oil outlet holes (55), and the bottom ends of the cotton threads (56) are in contact with the surface of the foam-rubber cushion (53).