A temperature-adjustable precision plastic mold

Abstract

The utility model relates to the technical field of plastic molds, and discloses a temperature-adjustable precision plastic mold, which solves the problems raised in the background technology, and comprises a base, a first slide groove is provided on the top of the base, a fixing plate is fixedly connected to the side wall of the inner cavity of the first slide groove, a lower mold is provided on the fixing plate, an upper mold for matching is provided above the lower mold, a support plate is slidably inserted in the inner cavity of the first slide groove, a threaded hole is provided on the surface of the support plate, a threaded rod is rotatably inserted on the surface of the base, the threaded rod is threadedly connected to the threaded hole, a fixing groove is provided on the top of the support plate, and a hydraulic rod is fixedly connected to the bottom of the inner cavity of the fixing groove. The utility model has the function of conveniently adjusting the position and height of the heating plate, thereby achieving heating of molds at different positions, and then achieving a more suitable heating temperature for raw materials at different positions, thereby improving the quality of the finished product.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic molds, in particular to a temperature-adjustable precision plastic mold. Background Art

[0002] Plastic mold is the abbreviation of a combined mold used for compression molding, extrusion molding, injection molding, blow molding and low-foaming molding. The coordinated changes of the mold convex and concave molds and the auxiliary molding system can process a series of plastic parts of different shapes and sizes.

[0003] However, there are still some problems when using the precision plastic molds on the market. The existing precision plastic molds need to heat the raw materials to complete the injection molding when working, but the existing heating devices are generally fixedly installed, so that the raw materials can only be heated to a certain temperature. The heating temperature cannot be adjusted, which will result in low quality of the finished product. For this reason, we propose a temperature-adjustable precision plastic mold. Utility Model Content

[0004] In order to solve the problem that the existing precision plastic mold needs to heat the raw material to complete the injection molding when it is working, but the existing heating devices are generally fixedly installed, so that the raw material can only be heated to a certain temperature, and the heating temperature cannot be adjusted, which will lead to the problem of low quality of the finished product, the utility model provides the following technical solutions: a temperature-adjustable precision plastic mold, including a base, a first slide groove is provided on the top of the base, a fixing plate is fixedly connected to the side wall of the inner cavity of the first slide groove, a lower mold is provided on the fixing plate, and an upper mold for matching use is provided above the lower mold, a support plate is slidably inserted in the inner cavity of the first slide groove, a threaded hole is provided on the surface of the support plate, a threaded rod is rotatably inserted on the surface of the base, the threaded rod is threadedly connected to the threaded hole, a fixing groove is provided on the top of the support plate, a hydraulic rod is fixedly connected to the bottom of the inner cavity of the fixing groove, a support rod is fixedly connected to the top of the hydraulic rod, and a heating plate is fixedly connected to the top of the support rod.

[0005] Preferably, the inner cavity of the base is provided with second slide grooves on both sides of the first slide groove, the two ends of the support plate are respectively inserted into the second slide grooves on both sides, the two sides of the bottom of the support plate are fixedly connected with support frames, and the bottom of the side of the support frame is rotatably connected with a pulley.

[0006] Preferably, a connecting rod is fixedly connected to the side of the support plate, and a sliding block is fixedly connected to the other end of the connecting rod. The inner cavity of the base is also provided with a slideway, and the sliding block is slidably inserted in the slideway.

[0007] Preferably, there are two support frames, which are respectively located on two sides of the bottom of the support plate, and each support frame is rotatably connected to two pulleys.

[0008] Preferably, there are a plurality of heating plates, and the plurality of heating plates are evenly distributed at equal intervals.

[0009] Preferably, one end of the threaded rod located in the inner cavity of the base is rotatably connected to the inner wall of the first sliding groove, the other end of the threaded rod is located outside the base, and a handle is connected to the surface of the threaded rod.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] By turning the handle, the handle will drive the threaded rod to rotate, and since the threaded rod is threadedly connected to the threaded hole on the surface of the support plate, when the threaded rod is rotated, the support plate will be driven to slide horizontally in the first slide groove. Due to the arrangement of the connecting rod and the pulley, the support plate can be more stable when sliding, and at the same time, the support plate will drive the slider to slide in the slideway through the connecting rod. The arrangement of the connecting rod and the slider can make the support plate more stable when sliding and prevent the support plate from tilting. When the height of the heating plate needs to be adjusted, the support rod is driven to slide up and down by the hydraulic rod, and the support rod will drive the heating plate to slide up and down. By adjusting the distance between the heating plate and the lower mold, different heating temperatures can be adjusted, and the position and height of the heating plate can be conveniently adjusted, thereby achieving heating of molds at different positions, and then achieving a more suitable heating temperature for raw materials at different positions, thereby improving the quality of the finished product. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a front view structural schematic diagram of the utility model as a whole;

[0014] Figure 2 It is a schematic diagram of the cross-sectional structure of the base of the utility model as a whole;

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the base of the utility model when viewed from above;

[0016] Figure 4 For this utility model Figure 2 A is a schematic diagram of the enlarged structure of the middle part;

[0017] Figure 5 For this utility model Figure 2 A schematic diagram of the enlarged structure of B;

[0018] In the figure: 1. base; 2. lower mold; 3. upper mold; 4. first slide groove; 5. support plate; 6. fixed groove; 7. hydraulic rod; 8. support rod; 9. heating plate; 11. second slide groove; 12. support frame; 13. pulley; 14. connecting rod; 15. slider; 16. slideway; 17. threaded hole; 18. threaded rod; 19. handle. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Depend on Figure 1-5 The utility model includes a base 1, a first slide groove 4 is provided on the top of the base 1, a fixing plate is fixedly connected to the side wall of the inner cavity of the first slide groove 4, a lower mold 2 is provided on the fixing plate, an upper mold 3 for matching use is provided above the lower mold 2, a support plate 5 is slidably inserted into the inner cavity of the first slide groove 4, a threaded hole 17 is provided on the surface of the support plate 5, a threaded rod 18 is rotatably inserted into the surface of the base 1, the threaded rod 18 is threadedly connected to the threaded hole 17, a fixing groove 6 is provided on the top of the support plate 5, a hydraulic rod 7 is fixedly connected to the bottom of the inner cavity of the fixing groove 6, a support rod 8 is fixedly connected to the top of the hydraulic rod 7, and a heating plate 9 is fixedly connected to the top of the support rod 8.

[0021] Depend on Figure 3 It is shown that the inner cavity of the base 1 is provided with second slide grooves 11 on both sides of the first slide groove 4, and the two ends of the support plate 5 are respectively inserted into the second slide grooves 11 on both sides, and the two sides of the bottom of the support plate 5 are fixedly connected with support frames 12, and the bottom of the side of the support frame 12 is rotatably connected with a pulley 13. The setting of the support frame 12 and the pulley 13 can make it more labor-saving when adjusting the support plate 5.

[0022] Depend on Figure 5 It is shown that a connecting rod 14 is fixedly connected to the side of the support plate 5, and a slider 15 is fixedly connected to the other end of the connecting rod 14. A slideway 16 is also provided in the inner cavity of the base 1, and the slider 15 is slidably inserted in the slideway 16. The setting of the connecting rod 14 and the slider 15 can make the support plate 5 more stable when sliding.

[0023] Depend on Figure 2It is given that there are two support frames 12, which are respectively located on both sides of the bottom of the support plate 5, and each support frame 12 is rotatably connected to two pulleys 13. The setting of the two support frames 12 can make the support plate 5 more stable and prevent the support plate 5 from tilting when sliding.

[0024] Depend on Figure 2 It is given that there are a plurality of heating plates 9, and the plurality of heating plates 9 are evenly distributed at equal intervals. The arrangement of the plurality of heating plates 9 can realize heating of the lower mold 2 at different positions.

[0025] Depend on Figure 3 It is given that one end of the threaded rod 18 is located in the inner cavity of the base 1 and is rotatably connected to the inner wall of the first slide groove 4, and the other end of the threaded rod 18 is located on the outer side of the base 1, and a handle 19 is connected to the surface of the threaded rod 18. The handle 19 facilitates the rotation of the threaded rod 18, and the threaded rod 18 can drive the support plate 5 to slide in the first slide groove 4 through the thread.

[0026] Working principle: When the position of the heating plate 9 needs to be adjusted during work, the handle 19 is first turned, and the handle 19 will drive the threaded rod 18 to rotate. Since the threaded rod 18 is threadedly connected to the threaded hole 17 on the surface of the support plate 5, when the threaded rod 18 is turned, the support plate 5 will be driven to slide horizontally in the first slide groove 4. Due to the arrangement of the connecting rod 14 and the pulley 13, the support plate 5 can be made more stable when sliding. At the same time, the support plate 5 will drive the slider 15 to slide in the slideway 16 through the connecting rod 14. The arrangement of the connecting rod 14 and the slider 15 can make the support plate 5 more stable when sliding and prevent the support plate 5 from tilting. When the height of the heating plate 9 needs to be adjusted, the support rod 8 is driven up and down by the hydraulic rod 7, and the support rod 8 will drive the heating plate 9 to slide up and down. The temperature of different heating can be adjusted by adjusting the distance between the heating plate 9 and the lower mold 2.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A temperature-adjustable precision plastic mold, comprising a base (1), characterized in that: A first slide groove (4) is provided on the top of the base (1), a fixing plate is fixedly connected to the side wall of the inner cavity of the first slide groove (4), a lower mold (2) is provided on the fixing plate, an upper mold (3) for matching use is provided above the lower mold (2), a support plate (5) is slidably inserted into the inner cavity of the first slide groove (4), a threaded hole (17) is provided on the surface of the support plate (5), a threaded rod (18) is rotatably inserted into the surface of the base (1), the threaded rod (18) is threadedly connected to the threaded hole (17), a fixing groove (6) is provided on the top of the support plate (5), a hydraulic rod (7) is fixedly connected to the bottom of the inner cavity of the fixing groove (6), a support rod (8) is fixedly connected to the top of the hydraulic rod (7), and a heating plate (9) is fixedly connected to the top of the support rod (8).

2. A temperature-adjustable precision plastic mold according to claim 1, characterized in that: The inner cavity of the base (1) is provided with second slide grooves (11) on both sides of the first slide groove (4), and the two ends of the support plate (5) are respectively inserted into the second slide grooves (11) on both sides. Both sides of the bottom of the support plate (5) are fixedly connected with support frames (12), and the bottom of the side of the support frame (12) is rotatably connected with a pulley (13).

3. A temperature-adjustable precision plastic mold according to claim 2, characterized in that: A connecting rod (14) is fixedly connected to the side of the support plate (5), and a sliding block (15) is fixedly connected to the other end of the connecting rod (14). A sliding track (16) is also provided in the inner cavity of the base (1), and the sliding block (15) is slidably inserted in the sliding track (16).

4. A temperature-adjustable precision plastic mold according to claim 3, characterized in that: There are two support frames (12), which are respectively located on two sides of the bottom of the support plate (5), and each support frame (12) is rotatably connected to two pulleys (13).

5. A temperature-adjustable precision plastic mold according to claim 4, characterized in that: The number of the heating plates (9) is a plurality, and the plurality of heating plates (9) are evenly distributed at equal intervals.

6. A temperature-adjustable precision plastic mold according to claim 5, characterized in that: One end of the threaded rod (18) is located in the inner cavity of the base (1) and is rotatably connected to the inner wall of the first sliding groove (4), the other end of the threaded rod (18) is located outside the base (1), and a handle (19) is connected to the surface of the threaded rod (18).

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