Bottle blowing mold

Abstract

The utility model relates to the technical field of bottle blowing molds, in particular to a bottle blowing mold, which comprises a base plate, a left mold and a right mold, an adjusting mechanism comprises an adjusting box, a threaded rod is rotatably mounted in the adjusting box, movable blocks which are symmetrically distributed are mounted on the threaded rod in a threaded manner, first fixing rods are mounted at the upper ends of the movable blocks, and a second fixing rod is mounted at the lower ends of the first fixing rods. A first fixing rod is installed on the left mold, a second fixing rod is installed on the first fixing rod, an air box is arranged at the upper end of the adjusting box, the left mold and the right mold are installed at the tail end of the second fixing rod respectively and are symmetrically distributed, bottle blowing cavities are formed in the left mold and the right mold respectively, partition plates are installed in the left mold and the right mold respectively, and air blowing cavities are formed between the partition plates and the bottle blowing cavities. A cooling water cavity is formed between the partition plate and the inner wall of the left mold and the inner wall of the right mold, and cooling fins are arranged on the outer surface of the bottle blowing cavity and extend into the cooling water cavity. The bottle blowing device has the advantages that the cooling efficiency of bottle blowing products is high, and demolding is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of bottle blowing moulds, in particular to a bottle blowing mould. Background Art

[0002] Blow molding molds are used to mold hollow plastic container products (such as beverage bottles, daily chemical products and other packaging containers). Blow molding molds can be used to mold a variety of products, such as bottles, barrels, cans, boxes and all containers for packaging food, beverages, cosmetics, medicines and daily necessities. Large blow molding containers are usually used for packaging chemical products, lubricants and bulk materials.

[0003] At present, the cooling structure of the blow-bottle mold for the blow-bottle product is single, resulting in low cooling efficiency. It takes a certain amount of time to fully cool the blow-bottle. Moreover, after the blow-bottle is formed and cooled, it cannot be demoulded quickly, which affects the blowing efficiency. Utility Model Content

[0004] The utility model aims to provide a bottle blowing mold, which has the advantages of high cooling efficiency for the bottle blowing product and convenient demoulding, and solves the problems raised by the above-mentioned background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a bottle blowing mold, comprising a base plate, a left mold and a right mold, wherein an adjustment mechanism is provided at the upper end of the base plate, and the adjustment mechanism comprises:

[0006] An adjusting box, wherein a threaded rod is rotatably installed in the adjusting box, movable blocks symmetrically distributed are threadedly installed on the threaded rod, a first fixing rod is installed on the upper end of the movable block, and a second fixing rod is installed on the first fixing rod;

[0007] The upper end of the regulating box is provided with a bellows, the upper end of the bellows is open, and the side end of the bellows is provided with an air inlet;

[0008] The left mold and the right mold are respectively installed at the end of the second fixed rod, and the left mold and the right mold are symmetrically distributed. A bottle blowing cavity is provided in the left mold and the right mold. A partition is installed in the left mold and the right mold. A blowing cavity is formed between the partition and the bottle blowing cavity, and a cooling water cavity is formed between the partition and the inner walls of the left mold and the right mold. A heat sink is provided on the outer surface of the bottle blowing cavity, and the heat sink extends into the cooling water cavity.

[0009] Preferably, the threaded rod is provided with a positive thread structure and a negative thread structure, and the positive thread structure and the negative thread structure are distributed in an array with respect to the threaded rod.

[0010] Preferably, the upper end of the adjustment box is provided with symmetrically distributed movable openings, and the first fixing rod extends out of the adjustment box from the movable openings.

[0011] Preferably, a first driving device is installed at the side end of the regulating box, and the main shaft of the first driving device is connected to the axis of the threaded rod.

[0012] Preferably, a second driving device is installed in the bellows, and a fan blade is installed at the end of the main shaft of the second driving device.

[0013] Preferably, the upper and lower ends of the left and right molds are both equipped with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are connected to the cooling water chamber, and valves are provided on the water inlet pipe and the water outlet pipe.

[0014] Preferably, the upper and lower ends of the left mold and the right mold are both provided with openings communicating with the blowing chamber.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. When blowing bottles, cooling water is injected into the cooling water chamber through the water inlet pipe. The heat sink can absorb the heat in the blowing chamber. The second driving device can make the fan blade rotate at a high speed. The fan blade can blow air when rotating at a high speed. The wind can be blown into the blowing chamber to take away part of the heat on the heat sink. Then the heat sink can introduce the heat into the cooling water chamber. Under the action of cooling water, the heat of the heat sink can be absorbed. With the cooperation of the two, the blown bottle product can be cooled quickly, so that it can be cooled and formed quickly, which can improve the blowing efficiency.

[0017] 2. After the blow-molded product is cooled and formed, the first driving device can be used to rotate the threaded rod, and the two movable blocks can move relative to each other. With the cooperation of the two movable blocks, the left mold and the right mold can be separated, which can facilitate the removal of the product from the blow-molding cavity and the demoulding work, thereby improving the blowing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model in a front view;

[0019] Figure 2 This is a front view structural schematic diagram of the utility model;

[0020] Figure 3 It is a partial top view structural schematic diagram of the utility model;

[0021] Figure 4 It is a schematic diagram of the partial axial side structure of the utility model.

[0022] The reference numerals and names in the figures are as follows:

[0023] 101, base plate; 201, adjustment mechanism; 202, movable block; 203, adjustment box; 204, threaded rod; 205, first driving device; 206, movable port; 301, bellows; 302, second driving device; 303, fan blades; 304, second fixed rod; 305, first fixed rod; 306, air inlet; 401, left mold; 402, blowing chamber; 403, bottle blowing chamber; 404, right mold; 405, cooling water chamber; 406, heat sink; 407, partition; 408, water inlet pipe. DETAILED DESCRIPTION

[0024] 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.

[0025] Embodiment 1

[0026] See also Figures 1 to 4 The utility model provides an embodiment: a bottle blowing mold, comprising:

[0027] Base plate 101, left mold 401 and right mold 404, the upper end of the base plate 101 is provided with an adjustment mechanism 201, and the adjustment mechanism 201 includes:

[0028] An adjusting box 203, wherein a threaded rod 204 is rotatably installed in the adjusting box 203, and movable blocks 202 that are symmetrically distributed are threadedly installed on the threaded rod 204, and a first fixing rod 305 is installed on the upper end of the movable block 202, and a second fixing rod 304 is installed on the first fixing rod 305;

[0029] The upper end of the regulating box 203 is provided with a bellows 301, the upper end of the bellows 301 is open, and the side end of the bellows 301 is provided with an air inlet 306;

[0030] The left mold 401 and the right mold 404 are respectively installed at the ends of the second fixed rod 304, and the left mold 401 and the right mold 404 are symmetrically distributed. A bottle blowing cavity 403 is provided in the left mold 401 and the right mold 404. A partition 407 is installed in the left mold 401 and the right mold 404. A blowing cavity 402 is formed between the partition 407 and the bottle blowing cavity 403, and a cooling water cavity 405 is formed between the partition 407 and the inner walls of the left mold 401 and the right mold 404. A heat sink 406 is provided on the outer surface of the bottle blowing cavity 403, and the heat sink 406 extends into the cooling water cavity 405.

[0031] In this embodiment, when blowing bottles, the left mold 401 and the right mold 404 can be molded together by the operation of the first driving device 205, and then the bottle blowing operation can be carried out. During the bottle blowing process, cooling water is injected into the cooling water chamber 405 through the water inlet pipe 408, and the heat sink 406 can absorb the heat in the bottle blowing chamber 403. The fan blade 303 can be rotated at a high speed by the operation of the second driving device 302. The fan blade 303 can blow air while rotating at a high speed. The wind can be blown into the blowing chamber 402, and part of the heat on the heat sink 406 can be taken away. Then the heat sink 406 can introduce the heat into the cooling water chamber 405, and the heat of the heat sink 406 can be absorbed under the action of the cooling water. With the cooperation of the two, the bottle blowing product can be quickly cooled down. When the bottle blowing product is cooled and formed, the threaded rod 204 can be rotated by the operation of the first driving device 205, and the left mold 401 and the right mold 404 can be separated with the cooperation of the two movable blocks 202, so that the product can be easily taken out of the bottle blowing chamber 403.

[0032] Furthermore,

[0033] The threaded rod 204 is provided with a positive thread structure and a negative thread structure, and the positive thread structure and the negative thread structure are distributed in an array with respect to the threaded rod 204 .

[0034] The arrangement of the positive thread structure and the negative thread structure can enable the two movable blocks 202 to move relative to each other.

[0035] Furthermore,

[0036] The upper end of the adjustment box 203 is provided with symmetrically distributed movable openings 206 , and the first fixing rod 305 extends out of the adjustment box 203 from the movable openings 206 .

[0037] The provision of the movable opening 206 can facilitate the movement of the first fixing rod 305 .

[0038] Furthermore,

[0039] A first driving device 205 is installed at the side end of the regulating box 203 , and the main shaft of the first driving device 205 is connected to the axis of the threaded rod 204 .

[0040] The first driving device 205 can rotate the threaded rod 204 clockwise or counterclockwise when it is in operation.

[0041] Furthermore,

[0042] A second driving device 302 is installed in the wind box 301 , and a fan blade 303 is installed at the end of the main shaft of the second driving device 302 .

[0043] The operation of the second driving device 302 can make the fan blades 303 rotate at a high speed, and the fan blades 303 can blow air when rotating at a high speed.

[0044] Furthermore,

[0045] The upper and lower ends of the left mold 401 and the right mold 404 are both installed with a water inlet pipe 408 and a water outlet pipe, the water inlet pipe 408 and the water outlet pipe are connected to the cooling water chamber 405, and valves are provided on the water inlet pipe 408 and the water outlet pipe.

[0046] Cooling water can be added into the cooling water chamber 405 through the water inlet pipe 408, and the water in the cooling water chamber 405 can be discharged through the water outlet pipe.

[0047] Furthermore,

[0048] The upper and lower ends of the left mold 401 and the right mold 404 are both provided with openings communicating with the blowing cavity 402 .

[0049] When blowing, the wind can enter the blowing chamber 402 from the openings at the lower ends of the left mold 401 and the right mold 404 , and then the wind can be blown out from the openings at the upper ends of the left mold 401 and the right mold 404 , thereby driving the heat on the heat sink 406 .

[0050] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A bottle blowing mold, comprising a base plate (101), a left mold (401) and a right mold (404), characterized in that: An adjustment mechanism (201) is provided at the upper end of the base plate (101), and the adjustment mechanism (201) comprises: An adjusting box (203), wherein a threaded rod (204) is rotatably mounted in the adjusting box (203), movable blocks (202) that are symmetrically distributed are threadedly mounted on the threaded rod (204), a first fixing rod (305) is mounted on the upper end of the movable block (202), and a second fixing rod (304) is mounted on the first fixing rod (305); The upper end of the regulating box (203) is provided with a bellows (301), the upper end of the bellows (301) is open, and the side end of the bellows (301) is provided with an air inlet (306); The left mold (401) and the right mold (404) are respectively installed at the ends of the second fixed rod (304), and the left mold (401) and the right mold (404) are symmetrically distributed. A bottle blowing cavity (403) is provided in the left mold (401) and the right mold (404). A partition (407) is installed in the left mold (401) and the right mold (404). A blowing cavity (402) is formed between the partition (407) and the bottle blowing cavity (403), and a cooling water cavity (405) is formed between the partition (407) and the inner walls of the left mold (401) and the right mold (404). A heat sink (406) is provided on the outer surface of the bottle blowing cavity (403), and the heat sink (406) extends into the cooling water cavity (405).

2. A bottle blowing mold according to claim 1, characterized in that: The threaded rod (204) is provided with a positive thread structure and a negative thread structure, and the positive thread structure and the negative thread structure are distributed in an array with respect to the threaded rod (204).

3. A bottle blowing mold according to claim 1, characterized in that: The upper end of the adjustment box (203) is provided with movable openings (206) which are symmetrically distributed, and the first fixing rod (305) extends out of the adjustment box (203) from the movable openings (206).

4. A bottle blowing mold according to claim 1, characterized in that: A first driving device (205) is installed at the side end of the regulating box (203), and the main shaft of the first driving device (205) is connected to the axis of the threaded rod (204).

5. The bottle blowing mold according to claim 1, characterized in that: A second driving device (302) is installed in the wind box (301), and a fan blade (303) is installed at the end of the main shaft of the second driving device (302).

6. A bottle blowing mold according to claim 1, characterized in that: The upper and lower ends of the left mold (401) and the right mold (404) are both equipped with a water inlet pipe (408) and a water outlet pipe, the water inlet pipe (408) and the water outlet pipe are connected to the cooling water chamber (405), and valves are provided on the water inlet pipe (408) and the water outlet pipe.

7. The bottle blowing mold according to claim 1, characterized in that: The upper and lower ends of the left mold (401) and the right mold (404) are both provided with openings communicating with the blowing chamber (402).

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