Positioning and guiding structure of injection mold

Abstract

The utility model discloses an injection mold positioning and guiding structure which comprises an upper mold base and a lower mold base arranged on the side face of the upper mold base, the top end of the upper mold base and the top end of the lower mold base are each provided with a plurality of positioning and guiding mechanisms, and each positioning and guiding mechanism is composed of a guide column and a guide sleeve assembly. The multiple guide columns are fixed to the top end of the upper die base. By means of the designed positioning and guiding mechanism, the problems that when an original injection mold operates, positioning and guiding are achieved through a guide column and a guide sleeve assembly, and due to the fact that lubricating oil is smeared manually, smearing is uneven, oil can not be smeared, and the lubricating oil is accumulated are solved; the guide sleeve assembly is provided with a lubricating oil smearing structure, the requirement that the lubricating oil is smeared on the surface of the guide column synchronously in the operation process of the injection mold is met, the tedious manual smearing is avoided, the smearing mode is uniform, and the smoothness of the injection mold in the operation process is ensured.

Description

Technical Field

[0001] The utility model belongs to the field of mold positioning and guiding technology, and in particular relates to an injection mold positioning and guiding structure. Background Art

[0002] Injection mold is a molding method that combines injection and molding. When the injection mold is in operation, the guide pins and guide sleeves ensure that the upper and lower molds are aligned in an accurate positional relationship, playing a role of guidance and precise positioning, thereby ensuring the stable operation of the mold and the accuracy of the product.

[0003] When the existing injection mold is in operation, the upper mold base is set at the top of the lower mold base, and the guide pin moves up and down inside the guide sleeve body to achieve the role of positioning and guiding during the operation of the injection mold. During use, it is necessary to regularly apply lubricating oil to the surface of the guide pin to ensure smooth operation. After manually applying lubricating oil, there are problems such as uneven application and inability to apply oil. For this reason, the utility model proposes an injection mold positioning and guiding structure. Utility Model Content

[0004] The purpose of the present invention is to provide an injection mold positioning and guiding structure to solve the problem proposed in the above background technology that when the injection mold is in operation, during the guidance process of the guide pin and the guide sleeve body, there is a certain inconvenience in manually applying lubricating oil to ensure lubrication.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an injection mold positioning and guiding structure, comprising an upper mold base and a lower mold base arranged on the side of the upper mold base, the top of the upper mold base and the top of the lower mold base are both provided with multiple positioning and guiding mechanisms, multiple positioning and guiding mechanisms are composed of guide posts and guide sleeve assemblies, multiple guide posts are fixed to the top of the upper mold base, multiple guide sleeve assemblies are arranged at the top of the lower mold base, the guide sleeve assembly is composed of a fixing groove, a smearing sleeve, and a guide sleeve body, the fixing groove is opened at the top of the lower mold base, the guide sleeve body is installed on the inner side of the fixing groove, and the smearing sleeve is arranged at the top of the guide sleeve body and is located on the inner side of the fixing groove.

[0006] Preferably, an oil absorption component is provided on the inner side of the coating sleeve, and the oil absorption component consists of a storage groove and an oil absorption sponge. The storage groove is opened on the inner side of the coating sleeve, and the oil absorption sponge is fixed on the inner side of the storage groove.

[0007] Preferably, the surface of the oil-absorbing sponge is in contact with the inner wall of the storage tank, and the oil-absorbing sponge is a hollow cylindrical structure.

[0008] Preferably, a locking assembly is provided at the connection between the bottom end of the smear sleeve and the top end of the guide sleeve body, and the locking assembly consists of a clamping block, a silicone seat, and a clamping groove. The clamping block is fixed to the bottom end of the smear sleeve, the silicone seat is opened at the top end of the guide sleeve body, and the clamping groove is fixed to the inner wall of the silicone seat.

[0009] Preferably, the inner wall edge of the silicone seat is inclined.

[0010] Preferably, the outer edge of the bottom end of the card block is in an arc-shaped structure, and the outer surface of the card block is in contact with the inner wall of the silicone seat.

[0011] Preferably, a module is provided on the top of the upper die base, and a die cavity is provided on the top of the lower die base.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The designed positioning and guiding mechanism is used to improve the original positioning and guiding of the injection mold during operation through the guide pin and guide sleeve assembly. Due to the problem of uneven application and inability to apply lubricant by manual application of lubricant, the positioning and guiding mechanism is set up so that the guide sleeve assembly has a structure for applying lubricant, which satisfies the requirement of applying lubricant to the surface of the guide pin simultaneously during the operation of the injection mold, avoiding the cumbersome manual application. In addition, this application method is more uniform, ensuring the smoothness of the injection mold during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the engagement of the guide post and guide sleeve assembly of the present invention;

[0016] Figure 3 This is a schematic structural diagram of the guide sleeve assembly of the present utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the coating sleeve of the present utility model;

[0018] In the figure: 1. Upper die base; 2. Lower die base; 3. Positioning guide mechanism; 31. Guide column; 32. Guide sleeve assembly; 321. Fixing groove; 322. Applicator sleeve; 3221. Oil absorption assembly; 3221A. Storage groove; 3221B. Oil absorption sponge; 3222. Clamping assembly; 3222A. Clamping block; 3222B. Silicone seat; 3222C. Clamping groove; 323. Guide sleeve body. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figures 1 to 4 The utility model provides a technical solution: an injection mold positioning and guiding structure, including an upper mold base 1, a lower mold base 2 arranged on the side of the upper mold base 1, and multiple positioning and guiding mechanisms 3 are provided on the top of the upper mold base 1 and the top of the lower mold base 2. The positioning and guiding mechanisms 3 enable the upper mold base 1 and the lower mold base 2 to achieve positioning and guidance during operation. The multiple positioning and guiding mechanisms 3 are composed of guide pillars 31 and guide sleeve assemblies 32. The multiple guide pillars 31 are fixed to the top of the upper mold base 1. The 322nd screw thread is fixed on the top of the guide post 321, and the 323rd screw thread is fixed on the guide post 322. Component 3221 consists of a storage groove 3221A and an oil-absorbing sponge 3221B. The storage groove 3221A is opened on the inner side of the coating sleeve 322, and the oil-absorbing sponge 3221B is fixed on the inner side of the storage groove 3221A. The surface of the oil-absorbing sponge 3221B is in contact with the inner wall of the storage groove 3221A. The oil-absorbing sponge 3221B is a hollow cylindrical structure. A module is provided on the top of the upper mold base 1, and a mold cavity is provided on the top of the lower mold base 2. The module and the mold cavity assist in the processing and forming of the workpiece.

[0021] In this embodiment, preferably, a snap-fit ​​assembly 3222 is provided at the connection between the bottom end of the smear sleeve 322 and the top end of the guide sleeve body 323, so that the smear sleeve 322 and the guide sleeve body 323 are connected through the snap-fit ​​assembly 3222. The snap-fit ​​assembly 3222 consists of a card block 3222A, a silicone seat 3222B, and a card slot 3222C. The card block 3222A is fixed to the bottom end of the smear sleeve 322, the silicone seat 3222B is opened at the top end of the guide sleeve body 323, and the card slot 3222C is fixed to the inner wall of the silicone seat 3222B. The inner wall edge of the silicone seat 3222B is an inclined structure, and the outer edge of the bottom end of the block 3222A is an arc-shaped structure. The outer surface of the block 3222A is in contact with the inner wall of the silicone seat 3222B. When installing the smear sleeve 322, the smear sleeve 322 is inserted into the inner side of the fixed groove 321, and the block 3222A fixed at the bottom end of the smear sleeve 322 is inserted into the inner side of the slot 3222C. At the same time, the silicone seat 3222B is squeezed to install the smear sleeve 322 and the guide sleeve body 323.

[0022] The working principle and usage process of the present invention are as follows: during the operation of the injection mold, the upper mold base 1 is placed on the top of the lower mold base 2, and the upper mold base 1 and the lower mold base 2 are respectively installed with external equipment. The guide post 31 fixed on the upper mold base 1 is inserted into the inner side of the coating sleeve 322 and the guide sleeve body 323. When the upper mold base 1 moves up and down, the guide post 31 slides on the inner side of the coating sleeve 322 and the guide sleeve body 323, and the lubricating oil absorbed by the oil-absorbing sponge 3221B is simultaneously coated on the surface of the guide post 31, so that the surface of the guide post 31 is simultaneously coated with lubricating oil when the injection mold is in operation, thereby ensuring the smoothness of the injection mold during use.

[0023] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning and guiding structure for an injection mold, comprising an upper mold base (1) and a lower mold base (2) arranged on the side of the upper mold base (1), characterized in that: The top of the upper die base (1) and the top of the lower die base (2) are both provided with a plurality of positioning guide mechanisms (3), and the plurality of positioning guide mechanisms (3) are composed of guide posts (31) and guide sleeve assemblies (32). The plurality of guide posts (31) are fixed to the top of the upper die base (1), and the plurality of guide sleeve assemblies (32) are arranged at the top of the lower die base (2). The guide sleeve assembly (32) is composed of a fixing groove (321), a smearing sleeve (322), and a guide sleeve body (323). The fixing groove (321) is opened at the top of the lower die base (2), and the guide sleeve body (323) is installed on the inner side of the fixing groove (321). The smearing sleeve (322) is arranged at the top of the guide sleeve body (323) and is located on the inner side of the fixing groove (321).

2. The injection mold positioning guide structure according to claim 1, characterized in that: An oil absorption assembly (3221) is provided on the inner side of the smear sleeve (322), and the oil absorption assembly (3221) consists of a storage groove (3221A) and an oil absorption sponge (3221B). The storage groove (3221A) is opened on the inner side of the smear sleeve (322), and the oil absorption sponge (3221B) is fixed on the inner side of the storage groove (3221A).

3. The injection mold positioning and guiding structure according to claim 2, characterized in that: The surface of the oil-absorbing sponge (3221B) is in contact with the inner wall of the storage groove (3221A), and the oil-absorbing sponge (3221B) is a hollow cylindrical structure.

4. The injection mold positioning and guiding structure according to claim 1, characterized in that: A snap-fit ​​assembly (3222) is provided at the connection between the bottom end of the smear sleeve (322) and the top end of the guide sleeve body (323). The snap-fit ​​assembly (3222) consists of a card block (3222A), a silicone seat (3222B), and a card slot (3222C). The card block (3222A) is fixed to the bottom end of the smear sleeve (322), the silicone seat (3222B) is opened at the top end of the guide sleeve body (323), and the card slot (3222C) is fixed to the inner wall of the silicone seat (3222B).

5. The injection mold positioning and guiding structure according to claim 4, characterized in that: The inner wall edge of the silicone seat (3222B) is in an inclined structure.

6. The injection mold positioning and guiding structure according to claim 4, characterized in that: The outer edge of the bottom end of the card block (3222A) is in an arc-shaped structure, and the outer surface of the card block (3222A) is in a fit state with the inner wall of the silicone seat (3222B).

7. The injection mold positioning and guiding structure according to claim 1, characterized in that: The top of the upper die base (1) is provided with a module, and the top of the lower die base (2) is provided with a die cavity.

Images