Die structure for hardware parts

Abstract

The utility model relates to a mould structure for hardware parts in the technical field of hardware, a first grading plate is arranged on the bottom surface of a cavity, a second grading plate is arranged on the first grading plate, a first driver and a second driving assembly are arranged at the bottom of a lower mould, a driving end of the first driver is connected with the first grading plate, and a driving end of the second driver is connected with the second grading plate. And a driving part of the second driving assembly is connected with the second grading plate, and the first grading plate and the second grading plate move in the outlet direction of the cavity. According to the die structure for the hardware parts, the first grading plate, the second grading plate, the first driver and the second driving assembly are arranged, the second driving assembly is firstly driven to drive the second grading plate to move in the outlet direction of the cavity, then the first driver drives the first grading plate to move in the outlet direction of the cavity, and grading stripping is formed; and meanwhile, the demoulding integrity of the product is ensured, and the working efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hardware, in particular to a mold structure for hardware parts. Background Art

[0002] Hardware, also known as hardware accessories, refers to machine parts or components made of hardware, as well as some small hardware products. It can be used alone or as an auxiliary tool, such as hardware tools, hardware parts, daily hardware, construction hardware, and security supplies.

[0003] The existing mold structure for hardware parts still has the following problems: generally, the material is ejected by ejecting the ejector pin, but when the ejector pin is ejected, some products are easily stuck to the ejector pin, which makes it inconvenient to eject the product. Utility Model Content

[0004] The purpose of the utility model is to solve the above defects and provide a mold structure for hardware parts.

[0005] The purpose of the utility model is achieved in the following way: a mold structure for hardware parts, including an upper mold and a lower mold, the upper mold is arranged on the top of the lower mold, and a cavity is arranged in the lower mold, characterized in that the bottom surface of the cavity is set as a first grading plate, a second grading plate is arranged on the first grading plate, a first driver and a second driving assembly are arranged on the bottom of the lower mold, a driving end of the first driver is connected to the first grading plate, a driving part of the second driving assembly is connected to the second grading plate, and the first grading plate and the second grading plate both move along the outlet direction of the cavity.

[0006] In the above description, as a further solution, the second driving assembly includes a second driver, a connecting rod, a fixed block, a slider and a push block. A first slide groove is provided at the bottom of the lower mold, the second driver is arranged at the bottom of the first slide groove, a second slide groove is provided on the first grading plate, the first slide groove is connected to the second slide groove, the fixed block is arranged between the first slide groove and the second slide groove, the second grading plate is arranged in the second slide groove, the slider and the push block are both arranged in the first slide groove, the connecting rod is arranged between the slider and the second grading plate, a spring is provided between the slider and the fixed plate, and the spring is sleeved on the connecting rod, the connecting rod passes through the fixed block, and the push block is connected to the driving end of the second driver.

[0007] In the above description, as a further solution, the second driver is composed of a cylinder, and a gas pipeline is provided on the side of the lower mold.

[0008] In the above description, as a further solution, a slide is provided in the lower mold, the slide spans the first grading plate and the second grading plate, a positioning rod is provided in the slide, and a third driver is provided on the side of the lower mold, and the driving end of the third driver is connected to the positioning rod.

[0009] In the above description, as a further solution, the top surface of the upper mold is provided with a first exhaust groove, the bottom surface of the lower mold is provided with a second exhaust groove for connecting with the first exhaust groove, and a vacuum pump is provided on the side of the upper mold, and one end of the first exhaust groove and the second exhaust groove are connected to the connecting end of the vacuum pump.

[0010] In the above description, as a further solution, the first driver is composed of a cylinder, and two first drivers are provided, and the two first drivers are symmetrically arranged at the bottom of the first grading plate.

[0011] The beneficial effects produced by the utility model are as follows: the mold structure for hardware parts is provided with a first grading plate, a second grading plate, a first driver and a second driving assembly. The second driving assembly is first driven to drive the second grading plate to move along the outlet direction of the cavity, and then the first driver drives the first grading plate to move along the outlet direction of the cavity, thereby forming a graded demoulding, improving the demoulding success rate, ensuring the demoulding integrity of the product, and greatly improving the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of a mold structure for a hardware component of the utility model;

[0013] Figure 2 It is a cross-sectional view of a lower mold in a mold structure for a hardware component of the utility model;

[0014] Figure 3 for Figure 2 sectional view of

[0015] In the figure: 1-upper die, 2-lower die, 3-cavity, 4-first grading plate, 5-second grading plate, 6-first driver, 9-second driver, 10-connecting rod, 11-fixed block, 12-slider, 13-push block, 14-first slide groove, 15-second slide groove, 16-spring, 18-gas pipeline, 19-slideway, 20-positioning rod, 21-third driver, 22-first exhaust groove, 23-second exhaust groove. DETAILED DESCRIPTION

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0017] The embodiments described with reference to the accompanying drawings are exemplary and are intended to be used to explain the present application, and cannot be understood as limiting the present application. In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present application, the meanings of "several" and "multiple" are two or more, unless otherwise clearly and specifically defined. In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances. In this application, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature can include the first and second features being in direct contact, or it can include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, the first feature "above", "above" and "above" the second feature include the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature "below", "below" and "below" the second feature include the first feature being directly above and obliquely above the second feature, or simply means that the first feature is lower in level than the second feature.

[0018] See also Figure 1-3 A mold structure for hardware parts is specifically implemented, including an upper mold 1 and a lower mold 2, the upper mold 1 is arranged on the top of the lower mold 2, a cavity 3 is arranged in the lower mold 2, the bottom surface of the cavity 3 is set as a first grading plate 4, a second grading plate 5 is arranged on the first grading plate 4, and a first driver 6 and a second driving assembly are arranged at the bottom of the lower mold 2, a driving end of the first driver 6 is connected to the first grading plate 4, a driving part of the second driving assembly is connected to the second grading plate 5, and the first grading plate 4 and the second grading plate 5 both move along the outlet direction of the cavity 3.

[0019] The working process of grading and stripping in the embodiment of the utility model is: drive the second driving component, the driving part of the second driving component drives the second grading plate 5 to push the product away from the cavity 3, and then drives the first driver 6 to drive the first grading plate 4 to push the product away from the cavity 3. At this time, the first grading plate 4 and the second grading plate 5 are separated, reducing the contact area of ​​the product and increasing the success rate of stripping.

[0020] Specifically, the second driving assembly includes a second driver 9, a connecting rod 10, a fixed block 11, a slider 12 and a push block 13. A first slide groove 14 is provided at the bottom of the lower mold 2. The second driver 9 is arranged at the bottom of the first slide groove 14. A second slide groove 15 is provided on the first grading plate 4. The first slide groove 14 is connected to the second slide groove 15. The fixed block 11 is arranged between the first slide groove 14 and the second slide groove 15. The second grading plate 5 is arranged in the second slide groove 15. The slider 12 and the push block 13 are both arranged in the first slide groove 14. The connecting rod 10 is arranged between the slider 12 and the second grading plate 5. A spring 16 is arranged between the slider 12 and the fixed plate, and the spring 16 is sleeved on the connecting rod 10. The connecting rod 10 passes through the fixed block 11. The push block 13 is connected to the driving end of the second driver 9. The arrangement of the second grading plate 5, the connecting rod 10, the fixed block 11 and the spring 16 is convenient for the second grading plate 5 to be flattened with the action of mass when the product is in liquid state, thereby improving the plane integrity of the product after forming.

[0021] The working process of driving the second grading plate 5 in the embodiment of the utility model is as follows: driving the second driver 9, the second driver 9 drives the push block 13, the push block 13 pushes the slider 12, the slider 12 drives the connecting rod 10 and the second grading plate 5, when the second driver 9 is reset, the spring 16 is reset, and the second grading plate 5 is pulled back to its original position.

[0022] Specifically, the second driver 9 is composed of a cylinder, and a gas pipeline 18 is provided on the side of the lower mold 2 .

[0023] In this embodiment, a slideway 19 is provided in the lower mold 2, and the slideway 19 spans the first grading plate 4 and the second grading plate 5. A positioning rod 20 is provided in the slideway 19. A third driver 21 is provided on the side of the lower mold 2, and the driving end of the third driver 21 is connected to the positioning rod 20.

[0024] In the embodiment of the utility model, the working process of keeping the center of the first grading plate 4 and the second grading plate 5 is as follows: driving the third driver 21, the third driver 21 drives the positioning rod 20 to slide along the slideway 19, so that the first grading plate 4 and the second grading plate 5 are aligned.

[0025] In this embodiment, the top surface of the upper mold 1 is provided with a first exhaust groove 22, the bottom surface of the lower mold 2 is provided with a second exhaust groove 23 for communicating with the first exhaust groove 22, and a vacuum pump is provided on the side of the upper mold 1, and one end of the first exhaust groove 22 and the second exhaust groove 23 are connected to the connection end of the vacuum pump. The first exhaust groove 22, the second exhaust groove 23 and the vacuum pump are arranged, and the inner wall of the first exhaust groove 22 and the inner wall of the second exhaust groove 23 are both provided with a semi-sealed sleeve, and the vacuum pump is driven to exhaust the gas in the first exhaust groove 22 and the second exhaust groove 23, thereby improving the connection tightness between the upper mold 1 and the lower mold 2.

[0026] In this embodiment, the first driver 6 is composed of a cylinder, and two first drivers 6 are provided. The two first drivers 6 are symmetrically arranged at the bottom of the first grading plate 4 .

[0027] The above contents are further detailed descriptions of the present invention in combination with specific further embodiments, and the specific implementation of the present invention cannot be considered to be limited to these descriptions. For ordinary technicians in the technical field to which the present invention belongs, several simple deductions or substitutions can be made without departing from the concept of the present invention, which should be regarded as the protection scope of the present invention.

Claims

1. A mold structure for hardware parts, comprising an upper mold and a lower mold, wherein the upper mold is arranged on the top of the lower mold, and a cavity is arranged in the lower mold, characterized in that: The bottom surface of the cavity is set as a first grading plate, and a second grading plate is arranged on the first grading plate. The bottom of the lower mold is provided with a first driver and a second driving assembly. The driving end of the first driver is connected to the first grading plate, and the driving part of the second driving assembly is connected to the second grading plate. Both the first grading plate and the second grading plate move along the outlet direction of the cavity.

2. A mold structure for hardware parts according to claim 1, characterized in that: The second driving assembly includes a second driver, a connecting rod, a fixed block, a slider and a push block. A first slide groove is provided at the bottom of the lower mold. The second driver is arranged at the bottom of the first slide groove. A second slide groove is provided on the first grading plate. The first slide groove is connected to the second slide groove. The fixed block is arranged between the first slide groove and the second slide groove. The second grading plate is arranged in the second slide groove. The slider and the push block are both arranged in the first slide groove. The connecting rod is arranged between the slider and the second grading plate. A spring is provided between the slider and the fixed plate, and the spring is sleeved on the connecting rod. The connecting rod passes through the fixed block. The push block is connected to the driving end of the second driver.

3. A mold structure for hardware parts according to claim 2, characterized in that: The second driver is composed of a cylinder, and a gas pipeline is arranged on the side of the lower mold.

4. A mold structure for hardware parts according to any one of claims 1 to 3, characterized in that: A slideway is arranged in the lower mold, the slideway spans the first grading plate and the second grading plate, a positioning rod is arranged in the slideway, a third driver is arranged on the side of the lower mold, and a driving end of the third driver is connected to the positioning rod.

5. A mold structure for hardware parts according to any one of claims 1 to 3, characterized in that: The top surface of the upper mold is provided with a first exhaust groove, the bottom surface of the lower mold is provided with a second exhaust groove for communicating with the first exhaust groove, and the side of the upper mold is provided with a vacuum pump, and one end of the first exhaust groove and the second exhaust groove are connected to the connecting end of the vacuum pump.

6. A mold structure for hardware parts according to any one of claims 1 to 3, characterized in that: The first driver is composed of a cylinder, and two first drivers are provided. The two first drivers are symmetrically arranged at the bottom of the first grading plate.

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