Precision mold for rear cover of notebook computer base

Abstract

The utility model discloses a precision mold for a rear cover of a notebook computer base in the technical field of precision molds, which comprises a support component, and an ejection component is mounted in the support component and is driven by a manual driving component. By starting a hydraulic rod, the hydraulic rod can drive a movable plate and an upper die to move downwards, so that stamping of the rear cover of the notebook computer base is achieved, after stamping is completed, a fixed handle is pressed downwards, at the moment, the fixed handle can drive a U-shaped frame to rotate downwards, the end of the U-shaped frame can rotate upwards, a lifting plate is extruded, and the rear cover of the notebook computer base is pressed downwards. The lifting plate, the vertical guide column and the concentric-square-shaped ejector plate are moved upwards, material ejection is achieved, the discharging efficiency is greatly improved, in addition, due to the fact that the connecting shaft is arranged at the end of the U-shaped frame, the lifting plate can be pried only with small force according to the lever principle, and the lifting plate is made to move upwards.

Description

Technical Field

[0001] The utility model relates to the technical field of precision molds, in particular to a precision mold for a rear cover of a notebook computer base. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material. It is known as the "mother of industry".

[0003] At present, most of the existing precision molds for the back cover of the laptop computer base on the market are difficult to cut out after stamping is completed, and a lot of force is needed to remove the stamped workpiece, which reduces the efficiency of stamping. Based on this, the utility model designs a precision mold for the back cover of the laptop computer base to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a precision mold for the back cover of a laptop computer base, so as to solve the problem mentioned in the above background technology that most of the existing precision molds for the back cover of the laptop computer base on the market are difficult to cut out after stamping is completed, and a large force is required to remove the stamped workpiece, which reduces the efficiency of stamping.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a precision mold for a laptop computer base back cover, comprising a support assembly, an ejection assembly is installed inside the support assembly, the ejection assembly is driven by a manual drive assembly, and a stamping assembly is fixedly installed above the support assembly;

[0006] The support assembly includes a support platform, a lower mold base is fixedly installed in the middle of the upper surface of the support platform, a circular groove is provided on the upper surface of the support platform and located outside the lower mold base, a square accommodating cavity is provided inside the support platform, and a connecting shaft hole is provided on both side surfaces of the support platform and located below the square accommodating cavity;

[0007] The ejection assembly includes a circular ejection plate matching the circular groove, four vertical guide columns 1 distributed in a rectangular shape are fixedly installed on the lower surface of the circular ejection plate, the bottom end of the vertical guide column 1 passes through the inner bottom surface of the circular groove and extends to the inside of the square accommodating cavity, a lifting plate is fixedly installed on the bottom end surface of the vertical guide column 1, the lifting plate is located inside the square accommodating cavity, and a return spring is sleeved on the outer surface of the vertical guide column 1 and located between the inner top surface of the square accommodating cavity and the upper surface of the lifting plate;

[0008] The manual drive assembly comprises a U-shaped frame, and a connecting shaft matching the connecting shaft hole is fixedly installed at both ends of the U-shaped frame.

[0009] Preferably, a support frame is fixedly mounted on the bottom of the support platform, and the bottom of the support frame is rough.

[0010] Preferably, the return-shaped ejecting plate is located inside the return-shaped groove, and the return-shaped ejecting plate is adapted to the return-shaped groove.

[0011] Preferably, the connecting shaft is inserted into the connecting shaft hole, and the connecting shaft and the connecting shaft hole are rotationally matched.

[0012] Preferably, a fixed handle is fixedly installed in the middle of the front side of the U-shaped frame.

[0013] Preferably, the stamping assembly includes two symmetrically distributed vertical guide columns, which are fixedly mounted on the upper surface of the support platform, a fixed top plate is fixedly mounted on the top of the vertical guide column, a hydraulic rod is fixedly mounted above the fixed top plate, a movable plate is fixedly mounted on the bottom end of the hydraulic rod, and an upper mold matching the lower mold base is fixedly mounted below the movable plate.

[0014] Compared with the prior art, the beneficial effect of the utility model is as follows: the utility model starts the hydraulic rod, which will drive the movable plate and the upper mold to move downward, thereby realizing the stamping of the back cover of the laptop computer base. After the stamping is completed, the fixed handle is pressed downward. At this time, the fixed handle will electrically rotate the U-shaped frame downward. At this time, the end of the U-shaped frame will rotate upward, thereby squeezing the lifting plate, so that the lifting plate, the vertical guide column and the circular ejecting plate move upward, thereby realizing ejecting and greatly improving the unloading efficiency. In addition, since the connecting shaft is arranged at the end position of the U-shaped frame, only a small force is needed to pry the lifting plate and move the lifting plate upward using the lever principle. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a structural schematic diagram of a precision mold for a laptop computer base back cover according to the utility model;

[0017] Figure 2 This is a side view of a precision mold for a rear cover of a notebook computer base according to the utility model;

[0018] Figure 3It is a cross-sectional view of the support assembly, ejection assembly and manual drive assembly of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the support assembly of the utility model;

[0020] Figure 5 It is a structural schematic diagram of the ejection assembly of the utility model;

[0021] Figure 6 This is a schematic diagram of the structure of the manual drive assembly of the utility model;

[0022] Figure 7 It is a structural schematic diagram of the stamping assembly of the utility model.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1-support assembly, 101-support platform, 102-lower die base, 103-reciprocating groove, 104-square accommodating cavity, 105-connecting shaft hole, 106-support frame, 2-ejection assembly, 201-reciprocating ejection plate, 202-vertical guide column 1, 203-lifting plate, 204-reset spring, 3-manual drive assembly, 301-U-shaped frame, 302-connecting shaft, 303-fixed handle, 4-stamping assembly, 401-vertical guide column 2, 402-fixed top plate, 403-hydraulic rod, 404-moving plate, 405-upper die. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-7 The utility model provides a technical solution: a precision mold for a laptop computer base back cover, comprising a support component 1, an ejection component 2 is installed inside the support component 1, the ejection component 2 is driven by a manual drive component 3, and a stamping component 4 is fixedly installed above the support component 1;

[0027] The support assembly 1 includes a support platform 101, a lower die base 102 is fixedly installed in the middle of the upper surface of the support platform 101, a circular groove 103 is provided on the upper surface of the support platform 101 and located outside the lower die base 102, a square accommodating cavity 104 is provided inside the support platform 101, and a connecting shaft hole 105 is provided on both sides of the support platform 101 and located below the square accommodating cavity 104, and a support frame 106 is fixedly installed at the bottom of the support platform 101, and the bottom of the support frame 106 is rough;

[0028] The ejection assembly 2 includes a round-shaped ejection plate 201 matching the round-shaped groove 103, the round-shaped ejection plate 201 is located inside the round-shaped groove 103, and the round-shaped ejection plate 201 is adapted to the round-shaped groove 103, and four vertical guide columns 202 distributed in a rectangular shape are fixedly installed on the lower surface of the round-shaped ejection plate 201, the bottom end of the vertical guide column 202 passes through the inner bottom surface of the round-shaped groove 103 and extends to the inside of the square accommodating cavity 104, and a lifting plate 203 is fixedly installed on the bottom end surface of the vertical guide column 202, and the lifting plate 203 is located inside the square accommodating cavity 104, and a return spring 204 is sleeved on the outer surface of the vertical guide column 202 and between the inner top surface of the square accommodating cavity 104 and the upper surface of the lifting plate 203;

[0029] The manual drive assembly 3 includes a U-shaped frame 301, and a connecting shaft 302 matching the connecting shaft hole 105 is fixedly installed at both ends of the U-shaped frame 301. The connecting shaft 302 is inserted into the connecting shaft hole 105, and the connecting shaft 302 and the connecting shaft hole 105 are rotatably matched. A fixed handle 303 is fixedly installed in the middle of the front side of the U-shaped frame 301;

[0030] The stamping assembly 4 includes two symmetrically distributed vertical guide columns 401, and the vertical guide columns 401 are fixedly installed on the upper surface of the support platform 101. A fixed top plate 402 is fixedly installed on the top of the vertical guide column 401, and a hydraulic rod 403 is fixedly installed above the fixed top plate 402. A movable plate 404 is fixedly installed on the bottom end of the hydraulic rod 403, and an upper mold 405 matching the lower mold base 102 is fixedly installed below the movable plate 404.

[0031] When it is necessary to use a precision mold for the back cover of a laptop computer base of the utility model, the staff first places the workpiece to be stamped above the lower mold base 102, and then starts the hydraulic rod 403, which will drive the movable plate 404 and the upper mold 405 to move downward, thereby realizing the stamping of the back cover of the laptop computer base. After the stamping is completed, the fixed handle 303 is pressed downward, and the fixed handle 303 will electrically rotate the U-shaped frame 301 downward. At this time, the end of the U-shaped frame 301 will rotate upward, thereby squeezing the lifting plate 203, so that the lifting plate 203, the vertical guide column 202 and the circular ejecting plate 201 move upward, thereby realizing ejecting, greatly improving the unloading efficiency. In addition, since the connecting shaft 302 is arranged at the end position of the U-shaped frame 301, only a small force is needed to pry the lifting plate 203 using the lever principle to move the lifting plate 203 upward.

[0032] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A precision mold for the back cover of a laptop computer base, characterized in that: It comprises a support assembly (1), an ejection assembly (2) is installed inside the support assembly (1), the ejection assembly (2) is driven by a manual drive assembly (3), and a punching assembly (4) is fixedly installed above the support assembly (1); The support assembly (1) comprises a support platform (101), a lower die seat (102) is fixedly mounted in the middle of the upper surface of the support platform (101), a circular groove (103) is provided on the upper surface of the support platform (101) and located outside the lower die seat (102), a square accommodating cavity (104) is provided inside the support platform (101), and a connecting shaft hole (105) is provided on both side surfaces of the support platform (101) and located below the square accommodating cavity (104); The ejection assembly (2) comprises a circular ejection plate (201) matching the circular groove (103); four vertical guide columns (202) distributed in a rectangular shape are fixedly mounted on the lower surface of the circular ejection plate (201); the bottom end of the vertical guide column (202) passes through the inner bottom surface of the circular groove (103) and extends to the inside of the square accommodating cavity (104); a lifting plate (203) is fixedly mounted on the bottom end surface of the vertical guide column (202); the lifting plate (203) is located inside the square accommodating cavity (104); a return spring (204) is sleeved on the outer surface of the vertical guide column (202) and is located between the inner top surface of the square accommodating cavity (104) and the upper surface of the lifting plate (203); The manual drive assembly (3) comprises a U-shaped frame (301), and a connecting shaft (302) matching the connecting shaft hole (105) is fixedly mounted on both ends of the U-shaped frame (301).

2. The precision mold for the back cover of a notebook computer base according to claim 1, characterized in that: A support frame (106) is fixedly mounted on the bottom of the support platform (101), and the bottom of the support frame (106) is rough.

3. The precision mold for the back cover of a notebook computer base according to claim 1, characterized in that: The circular ejecting plate (201) is located inside the circular groove (103), and the circular ejecting plate (201) is adapted to the circular groove (103).

4. The precision mold for the back cover of a notebook computer base according to claim 1, characterized in that: The connecting shaft (302) is inserted into the interior of the connecting shaft hole (105), and the connecting shaft (302) and the connecting shaft hole (105) are rotationally matched.

5. The precision mold for the back cover of a notebook computer base according to claim 1, characterized in that: A fixed handle (303) is fixedly mounted on the middle portion of the front side of the U-shaped frame (301).

6. The precision mold for the back cover of a notebook computer base according to claim 1, characterized in that: The stamping assembly (4) comprises two symmetrically distributed vertical guide columns (401), wherein the vertical guide columns (401) are fixedly mounted on the upper surface of the support platform (101), a fixed top plate (402) is fixedly mounted on the top of the vertical guide columns (401), a hydraulic rod (403) is fixedly mounted above the fixed top plate (402), a movable plate (404) is fixedly mounted at the bottom of the hydraulic rod (403), and an upper mold (405) matching the lower mold base (102) is fixedly mounted below the movable plate (404).

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