Injection mold convenient to replace

Abstract

The utility model relates to the technical field of injection molds, and discloses an injection mold convenient to replace, which comprises a base, a heat dissipation mechanism and a mold body, the base comprises a bottom frame, springs are fixedly arranged on the front side and the rear side of the inner wall of one side of the bottom frame, and insertion rods are movably sleeved in the two springs; fixing plates are fixedly arranged on the front side and the rear side of one side of the bottom frame, through grooves are formed in the front sides of the two fixing plates, limiting rods are movably arranged in the through grooves in a sleeved mode, the heat dissipation mechanism comprises a mounting plate, an annular groove is formed in the upper end of the mounting plate, and a fan is fixedly arranged at the position, close to one side, of the upper end of the mounting plate. And an air inlet pipe is fixedly arranged at an air inlet of the fan. The heat dissipation mechanism is arranged, the annular groove is formed in the side of the mounting plate, water is added, cold air is discharged into the water through the fan, double heat dissipation is achieved, the inserting rod is arranged in the base to fix the mold, and the mold body can be replaced by pulling out the limiting rod.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to an injection mold which is easy to replace. Background Art

[0002] An injection mold is a tool used for injection molding, which plays a key role in the production process. Injection molding is a process of injecting molten plastic into a mold, allowing it to cool and form into the desired shape inside the mold. The design and manufacture of injection molds need to consider the shape, size, material properties and production requirements of the product. A well-designed mold can improve production efficiency, reduce product defects and improve the quality of the finished product.

[0003] Some existing injection molds have complex fixed structure designs, need to be fixed with screws or other connectors, and the disassembly and reinstallation process is cumbersome, requiring a long time and tools. There is no quick replacement mechanism, and complex adjustments and calibrations are required to ensure the accuracy and quality of production, making the replacement process cumbersome. Therefore, the utility model provides an injection mold that is easy to replace to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose an injection mold which is easy to replace. The mold is provided with a heat dissipation mechanism, a ring groove is opened on the side of the mounting plate and water is added, and cold air is discharged into the water through a fan to achieve double heat dissipation. An insertion rod is arranged in the base to fix the mold, and the mold body can be replaced by pulling out the limit rod.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An injection mold that is easy to replace, comprising a base, a heat dissipation mechanism and a mold body, the base comprising a bottom frame, springs are fixedly arranged at both the front and rear sides of the inner wall of one side of the bottom frame, and plug rods are movably sleeved inside the two springs, and fixing plates are fixedly arranged at both the front and rear sides of one side of the bottom frame, through grooves are opened on the front sides of the two fixing plates, and limit rods are movably sleeved inside the two through grooves;

[0007] The heat dissipation mechanism comprises a mounting plate, an annular groove is provided on the upper end of the mounting plate, a fan is fixedly arranged at one side of the upper end of the mounting plate, an air inlet pipe is fixedly arranged at the air inlet of the fan, an air inlet cover is fixedly arranged at one end of the air inlet pipe, refrigeration fins are fixedly arranged at both the front and rear sides of the air inlet cover, and an air outlet pipe is fixedly arranged at the air outlet of the fan;

[0008] The mold body comprises a lower mold, and two slots are provided at the lower part of one side of the lower mold;

[0009] Through the above technical scheme, by setting up a heat dissipation mechanism, cold air is discharged into the water through a fan, the air outlet pipe surrounds the annular groove to increase the contact area with the water, and cold air is blown into the water to achieve double heat dissipation. The base fixes the mold by setting an insertion rod, and the mold body is replaced by pulling out the limit rod and driving the insertion rod to leave the slot through the spring.

[0010] Furthermore, a fixing ring is fixedly sleeved in the middle of the two insertion rods, the two springs are movably connected to the two fixing rings respectively, and the other side of the two insertion rods passes through one side of the bottom frame;

[0011] Through the above technical solution, by arranging the spring and the insertion rod to be movably sleeved, the insertion rod can be automatically reset when the limit rod is opened.

[0012] Furthermore, the refrigeration ends of the two refrigeration fins both penetrate into the air inlet hood;

[0013] Through the above technical solution, the air around the air inlet hood can be cooled by arranging the refrigeration fins so that cold air can be inhaled.

[0014] Furthermore, the air outlet pipe is arranged on the inner bottom surface of the annular groove;

[0015] Through the above technical solution, the air outlet pipe is arranged on the inner bottom surface of the annular groove, and the water is cooled by blowing cold air.

[0016] Furthermore, an upper mold is fixedly arranged at the lower end of the mounting plate, and an injection molding tube is fixedly arranged at the middle of the upper end of the mounting plate;

[0017] According to the technical solution, an upper mold is arranged on the upper side of the mounting plate and molten plastic particles are added into the interior through an injection molding tube.

[0018] Furthermore, the other sides of the two insertion rods penetrate into the two slots respectively;

[0019] Through the above technical solution, the mold body is fixed by inserting the insertion rod into the slot.

[0020] Furthermore, a plurality of heat sinks are fixedly provided at the heating ends of the two refrigeration fins;

[0021] According to the above technical solution, the heat dissipation effect of the heat dissipation end of the refrigeration fin can be improved by arranging a heat dissipation fin at the heat dissipation end of the refrigeration fin.

[0022] The utility model has the following beneficial effects:

[0023] 1. The utility model proposes an injection mold that is easy to replace. The mold is provided with a heat dissipation mechanism, a ring groove is opened on the upper side of a mounting plate, water is added to the ring groove, air is sucked through a fan, an air inlet cover is provided at the air inlet pipe opening of the fan, and a refrigeration sheet is provided on the air inlet cover, so that the fan can suck in cold air and discharge the cold air into water to cool the water. Since the air outlet pipe is arranged around the ring groove, the area of ​​the air outlet pipe in the water is increased, and the cold air is blown into the water to make the water flow, thereby achieving double heat dissipation.

[0024] 2. The utility model proposes an injection mold that is easy to replace. By arranging two insertion rods inside the base, when the limit rod is inserted from one through slot into another through slot, the two insertion rods will be pushed inward, so that the two insertion rods are inserted into the slot on one side of the mold body to fix the mold body. When the limit rod is pulled to one side, the insertion rod can be reset by the spring and leave the slot, and the mold body can be taken out for replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a front view axonometric schematic diagram of the utility model;

[0026] Figure 2 It is a side axonometric schematic diagram of the utility model;

[0027] Figure 3 It is a front axonometric schematic diagram of the heat dissipation mechanism of the utility model;

[0028] Figure 4 It is a top axonometric schematic diagram of the heat dissipation mechanism of the utility model;

[0029] Figure 5 It is a front axonometric schematic diagram of the base of the utility model;

[0030] Figure 6 It is a side axonometric schematic diagram of the base of the utility model;

[0031] Figure 7 It is an axonometric schematic diagram of the mold body of the utility model.

[0032] Legend:

[0033] 1. Base; 2. Heat dissipation mechanism; 3. Mold body; 101. Bottom frame; 102. Fixing plate; 103. Through slot; 104. Spring; 105. Insertion rod; 106. Limit rod; 201. Mounting plate; 202. Ring groove; 203. Fan; 204. Air inlet pipe; 205. Air inlet cover; 206. Refrigeration plate; 207. Injection tube; 208. Air outlet pipe; 209. Heat sink; 210. Upper mold; 301. Lower mold; 302. Slot. DETAILED DESCRIPTION

[0034] 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 in 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.

[0035] Example

[0036] Reference Figure 1-7 The utility model provides an embodiment: an injection mold that is easy to replace, including a base 1, a heat dissipation mechanism 2 and a mold body 3, the base 1 includes a bottom frame 101, springs 104 are fixedly arranged on both sides of the inner wall of one side of the bottom frame 101, and plug rods 105 are movably sleeved inside the two springs 104, and fixed plates 102 are fixedly arranged on both sides of the front and back of one side of the bottom frame 101, and through grooves 103 are opened on the front sides of the two fixed plates 102, and limit rods 106 are movably sleeved inside the two through grooves 103, and the mold body 3 includes a lower mold 301, and two slots 302 are opened at the lower part of one side of the lower mold 301.

[0037] A fixing ring is fixedly sleeved around the insertion rod 105 and connected to the spring 104. The other side of the insertion rod 105 passes through one side of the bottom frame 101. When the limiting rod 106 is removed, the elastic force of the spring 104 can automatically reset the insertion rod 105. An inclined surface is set on one side where the insertion rod 105 passes through the bottom frame 101, so that the insertion rod 105 can be pushed inward when the limiting rod 106 is inserted into the through groove 103.

[0038] The heat dissipation mechanism 2 includes a mounting plate 201, an annular groove 202 is provided on the upper end of the mounting plate 201, a fan 203 is fixedly arranged at one side of the upper end of the mounting plate 201, an air inlet pipe 204 is fixedly arranged at the air inlet of the fan 203, an air inlet cover 205 is fixedly arranged at one end of the air inlet pipe 204, cooling fins 206 are fixedly arranged at the front and rear sides of the air inlet cover 205, and an air outlet pipe 208 is fixedly arranged at the air outlet of the fan 203.

[0039] The cooling fin 206 penetrates into the air inlet cover 205 to reduce the air temperature around the air inlet cover 205 so as to inhale cold air. The air outlet pipe 208 is arranged on the inner bottom surface of the annular groove 202 to cool the water by blowing cold air. The air outlet pipe 208 goes around the inner bottom surface of the annular groove 202 to increase the contact area between the air outlet pipe 208 and the water.

[0040] By setting a heat dissipation mechanism 2, cold air is discharged into the water through the fan 203, and the air outlet pipe 208 surrounds the annular groove 202 to increase the contact area with the water, and the cold air is blown into the water to achieve double heat dissipation. The base 1 fixes the mold by setting a plug rod 105, and the plug rod 105 is driven to leave the slot 302 by pulling out the limit rod 106 through the spring 104 to replace the mold body 3. The two plug rods 105 are fixedly sleeved with a fixing ring in the middle of the body, and the two springs 104 are connected to the two fixing rings respectively. The other side of the two plug rods 105 passes through one side of the bottom frame 101. By setting the spring 104 and the plug rod 105 movably sleeved, the plug rod 105 can be automatically reset when the limit rod 106 is opened. The cooling ends of the two refrigeration plates 206 are all penetrated into the air inlet cover 205. The air inlet cover 205 can be cooled by setting the refrigeration plate 206. The surrounding air is cooled so that cold air can be inhaled, and the air outlet duct 208 is arranged on the inner bottom surface of the annular groove 202. The air outlet duct 208 is arranged on the inner bottom surface of the annular groove 202, and the water is cooled by blowing cold air. An upper mold 210 is fixedly arranged at the lower end of the mounting plate 201, and an injection molding tube 207 is fixedly arranged at the middle of the upper end of the mounting plate 201. By arranging the upper mold 210 on the upper side of the mounting plate 201 and adding molten plastic particles to the inside through the injection molding tube 207, the other sides of the two insertion rods 105 respectively penetrate into the two slots 302, and the mold body 3 is fixed by inserting the insertion rods 105 into the slots 302. A plurality of heat sinks 209 are fixedly arranged at the heating ends of the two refrigeration plates 206. By arranging the heat sink 209 at the heat dissipation end of the refrigeration plate 206, the heat dissipation effect of the heat dissipation end of the refrigeration plate 206 can be improved.

[0041] Working principle: The heat dissipation mechanism 2 is composed of a mounting plate 201, a fan 203, an air inlet pipe 204 and a refrigeration plate 206. The fan 203 is used to discharge cold air into the water. At the same time, the air outlet pipe 208 surrounds the annular groove 202 to increase the contact area with the water. Cold air is blown into the water to achieve double heat dissipation. The production is carried out by adding molten plastic particles to the injection tube 207. When replacing the mold, the base 1 fixes the mold through the setting of the spring 104 and the insertion rod 105. After the limit rod 106 is pulled out, the spring 104 drives the insertion rod 105 to leave the slot 302, thereby facilitating the replacement of the mold body 3.

[0042] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An injection mold that is easy to replace, comprising a base (1), a heat dissipation mechanism (2) and a mold body (3), characterized in that: The base (1) comprises a bottom frame (101), springs (104) are fixedly arranged at both the front and rear sides of the inner wall of one side of the bottom frame (101), and insert rods (105) are movably sleeved inside the two springs (104); fixing plates (102) are fixedly arranged at both the front and rear sides of one side of the bottom frame (101), through grooves (103) are opened on the front sides of the two fixing plates (102), and limiting rods (106) are movably sleeved inside the two through grooves (103); The heat dissipation mechanism (2) comprises a mounting plate (201), an annular groove (202) is provided at the upper end of the mounting plate (201), a fan (203) is fixedly arranged at one side of the upper end of the mounting plate (201), an air inlet pipe (204) is fixedly arranged at the air inlet of the fan (203), an air inlet cover (205) is fixedly arranged at one end of the air inlet pipe (204), cooling fins (206) are fixedly arranged at both the front and rear sides of the air inlet cover (205), and an air outlet pipe (208) is fixedly arranged at the air outlet of the fan (203); The mold body (3) comprises a lower mold (301), and two slots (302) are provided at the lower part of one side of the lower mold (301).

2. The easily replaceable injection mold according to claim 1, characterized in that: A fixing ring is fixedly sleeved in the middle of the two insertion rods (105), and the two springs (104) are movably connected to the two fixing rings respectively. The other sides of the two insertion rods (105) penetrate one side of the bottom frame (101).

3. The easily replaceable injection mold according to claim 1, characterized in that: The refrigeration ends of the two refrigeration fins (206) both penetrate into the interior of the air inlet cover (205).

4. The easily replaceable injection mold according to claim 1, characterized in that: The air outlet pipe (208) is arranged on the inner bottom surface of the annular groove (202).

5. The easily replaceable injection mold according to claim 1, characterized in that: An upper mold (210) is fixedly arranged at the lower end of the mounting plate (201), and an injection molding tube (207) is fixedly arranged at the middle of the upper end of the mounting plate (201).

6. The easily replaceable injection mold according to claim 1, characterized in that: The other sides of the two insertion rods (105) penetrate into the two slots (302) respectively.

7. The easily replaceable injection mold according to claim 1, characterized in that: A plurality of heat sinks (209) are fixedly arranged at the heating ends of the two refrigeration fins (206).

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