Multi-cavity tea spoon mold

Abstract

The utility model provides a multi-cavity tea spoon mould which comprises an upper mould and a lower mould, a runner area and forming areas arranged on the two sides of the runner area are arranged between the upper mould and the lower mould, a plurality of main runners are arranged in the runner area, every two adjacent main runners are communicated through a connecting runner, and the connecting runners are communicated with the forming areas. A plurality of forming cavities used for forming tea spoons are formed in the forming area, are arranged in the length direction of the main runner at equal intervals, and are communicated with the main runner through a forming runner; a shunting seat is arranged in the upper die, hot nozzles which are the same as the main runners in number and are in one-to-one correspondence with the main runners are arranged at the lower end of the shunting seat, a feeding hole is formed in the top of the shunting seat, the feeding hole is communicated with the feeding ends of the hot nozzles after shunting and is used for feeding, and the discharging ends at the lower ends of the hot nozzles are communicated with the main runners and are used for discharging. The multi-cavity tea spoon mold is compact in structure, capable of achieving batch forming of tea spoons, high in forming efficiency and good in product quality.

Description

Technical Field

[0001] The utility model relates to a mould, in particular to a multi-cavity tea spoon mould. Background Art

[0002] A tea spoon is a tea brewing tool with a slender handle and a smaller spoon. The long handle is convenient for scooping tea leaves deep into the tea can. It can be made of metal, wood or plastic. When it is made of plastic, injection molding is adopted. Due to its small size, in order to increase the output of a single mold, a multi-cavity mold is usually used. The traditional multi-cavity mold is affected by the structure, and its injection molding efficiency is not high, and the injection molding quality reliability is not ideal. Utility Model Content

[0003] Technical issues to be solved

[0004] The technical problem to be solved by the utility model is to provide a multi-cavity tea spoon mold with compact structure, high injection molding efficiency and good molding quality.

[0005] Technical solutions to the problem

[0006] The utility model provides a multi-cavity tea spoon mold, which includes an upper mold and a lower mold 2, a flow channel area 4a and a molding area 4b arranged on both sides of the flow channel area 4a are provided between the upper mold and the lower mold 2, a plurality of main flow channels 41 are provided in the flow channel area 4a, and two adjacent main flow channels 41 are connected by a connecting flow channel 42, a molding cavity 40 for tea spoon molding is provided in the molding area 4b, the molding cavity 40 is multiple and equidistantly arranged along the length direction of the main flow channel 41, and the molding cavity 40 is connected with the main flow channel 41 through the molding flow channel; a diverter seat 1 is provided in the upper mold, and the lower end of the diverter seat 1 is provided with hot nozzles 12 with the same number and one-to-one corresponding to the main flow channels 41, and a feed port is provided on the top of the diverter seat 1, and the feed port is connected with the feed end of the hot nozzle 12 after diversion and is used for feeding, and the discharge end of the lower end of the hot nozzle 12 is connected with the main flow channel 41 and is used for discharging.

[0007] Furthermore, the molding cavities 40 on both sides of the flow channel area 4a are symmetrically arranged.

[0008] Furthermore, the length direction of the forming flow channel is inclined to the length direction of the main flow channel 42 .

[0009] Furthermore, the angle between the forming flow channel and the main flow channel 41 is 40°-50°.

[0010] Furthermore, the discharge end 411 of the hot nozzle 12 is located at the center of the main channel 41 .

[0011] Furthermore, the forming flow channels on the main flow channel 41 are centrally symmetrically arranged.

[0012] Furthermore, the number of the main channels 41 is 3-6 and they are equidistantly arranged along the length direction, and the number of the molding cavities connected to each of the main channels 41 is 6-16.

[0013] Furthermore, there are four main channels 41 , and each of the main channels 41 is connected to ten molding cavities.

[0014] Furthermore, a push pin 31 for pushing the material is provided in the molding cavity, and there are two push pins which are respectively arranged at the head and the root of the tea spoon handle.

[0015] Beneficial Effects

[0016] The utility model discloses a multi-cavity tea spoon mold, which adopts a high-density multi-cavity setting, can realize the simultaneous molding of multiple products, and has high injection molding efficiency; adopts a multi-hot nozzle and a multi-main channel setting, can realize independent feeding of the channel, has high feeding efficiency, and greatly improves production efficiency; the main channels are interconnected, can realize the mutual balance of each channel, improves the injection molding quality, and can form an integral body at the same time, is convenient for overall discharge, and improves production efficiency; the inclined molding channel setting can appropriately extend the length of the molding channel to a certain extent, is convenient for improving the injection molding quality, and at the same time, is convenient for the separation of the later products; the hot nozzle is located in the center of the main channel, which can make the raw materials flow quickly and evenly to the two ends of the main channel, and improves injection molding efficiency and product quality; the utility model discloses a multi-cavity tea spoon mold, which has a compact structure, can realize batch molding of tea spoons, has high molding efficiency and good product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the multi-cavity tea spoon mold of the utility model;

[0018] Figure 2 This is a cross-sectional view of the multi-cavity tea spoon mold of the utility model;

[0019] Figure 3 Another planar cross-sectional view of the multi-cavity tea spoon mold of the utility model;

[0020] Figure 4 This is a top view of the multi-cavity tea spoon mold of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the internal flow channel of the multi-cavity tea spoon mold of the utility model;

[0022] Figure 6 It is a structural schematic diagram of the main channel of the multi-cavity tea spoon mold of the utility model. DETAILED DESCRIPTION

[0023] The following is a detailed description of the embodiments of the present utility model in conjunction with the accompanying drawings.

[0024] See also Figure 1-Figure 6The utility model provides a multi-cavity tea spoon mold for injection molding of tea spoons, which includes an upper mold and a lower mold 2, wherein one is a fixed mold and the other is a movable mold, which can realize mold closing and mold separation, and a flow channel area 4a and a molding area 4b are arranged on the parting surface between the upper mold and the lower mold, wherein the flow channel area 4a is a straight strip, and the molding area 4b is symmetrically arranged on both sides of the flow channel area 4a, and a plurality of main flow channels 41 are arranged coaxially in the flow channel area 4a. In this embodiment, the main flow channel 41 is 3-6 of them are equidistantly arranged along the length direction, and two adjacent main channels 41 are connected by a connecting channel 42. A molding cavity 40 is provided in the molding area 4b, and the molding cavity 40 is used for molding a tea spoon. There are multiple molding cavities 40, which are equidistantly arranged along the length direction of the main channel 41. Each molding cavity 40 is connected to the main channel 41 through a molding channel. In this embodiment, there are 6-16 molding cavities connected to each main channel 41, and the molding cavities 40 on both sides of the channel area 4a are symmetrically arranged.

[0025] A diverter seat 1 is provided in the upper mold, and the diverter seat 1 is located just above the flow channel area 4a. A feed port is provided at the upper end of the diverter seat 1, and a gate sleeve 11 is provided on the feed port for connecting with the injection molding machine to realize extrusion feeding of molten raw materials; a hot nozzle 12 is provided at the lower end of the diverter seat 1, and the number of the hot nozzles 12 is the same as the number of the main flow channels 41, and they correspond one to one, that is, one hot nozzle 12 corresponds to one main flow channel, and the diverter seats 1 are provided with the same number as the hot nozzles 12, and the discharge end of the diverter is connected with the feed end of the hot nozzle, so that independent feeding of each hot nozzle can be realized. At the top of the hot nozzle, in this embodiment, the top of the diverter seat 1 is provided with the same number as the hot nozzles and one A corresponding cylinder, the output end of the cylinder is connected to the valve stem in the hot nozzle 12, which is used to control the opening and closing of the discharge end of the hot nozzle; at the same time, a heating device is provided on the diverter seat 1 and the hot nozzle 12, which is used to heat the internal raw materials to prevent the raw materials from being cooled during the transportation process and affecting the fluidity, thereby affecting the injection molding efficiency and product quality of the product; the discharge end 411 at the lower end of the hot nozzle 12 is connected with the main channel 41 to realize discharge, that is, to realize independent feeding (feeding) of each main channel 41, and at the same time, each main channel is interconnected, which can achieve mutual balance, improve the injection molding quality, and at the same time make the molding form an integrated whole, which is convenient for overall discharge and improves production efficiency.

[0026] In the present application, the length direction of the molding runner is inclined to the length direction of the main channel 42. Specifically, the angle between the molding runner and the main channel 41 is 40°-50°, which can appropriately extend the length of the molding runner to a certain extent, thereby improving the injection molding quality and facilitating the detachment of the later products. In the present embodiment, the discharge end 411 of the hot nozzle 12 is located at the center of the main channel 41, which can enable the raw materials to flow quickly and evenly to the two ends of the main channel 42, thereby improving the injection molding efficiency. At the same time, the molding runner on the main channel 41 is symmetrically arranged with the discharge end of the hot nozzle 12 as the axis center.

[0027] An ejector plate 3 is slidably provided in the lower die, and the sliding direction of the ejector plate 3 is parallel to the mold closing direction. At the same time, an elastic component is provided in the lower die, and the elastic component is a compression spring, which makes the ejector plate tend to move downward, even if the ejector plate has a movement direction facing away from the upper die. An ejector 31 is provided on the ejector plate. Specifically, two ejectors 31 are provided in each molding cavity, and the ejectors are respectively arranged at the head and root (tail) of the tea spoon handle, so that the ejector has good balance and high efficiency.

[0028] The preferred embodiments of the present application are described below;

[0029] In this embodiment, there are four main channels. At the same time, a diverter seat 1 is provided in the upper mold. The diverter seat 1 is a rectangular structure, which is located directly above the flow channel area 4a and parallel to the length direction of the flow channel area. A feed port is provided at the center of the upper end of the diverter seat 1, and a gate sleeve 11 is provided on the feed port for connecting with an injection molding machine to realize extrusion feeding of molten raw materials; four hot nozzles 12 are provided at the lower end of the diverter seat 1, and the four hot nozzles 12 are equidistantly arranged along the length direction of the diverter seat, and four diverter channels are provided in the diverter seat 1, and the discharge ends of the four diverter channels are connected with the feed ends of the four hot nozzles respectively, so that independent feeding of each hot nozzle can be realized.

[0030] In this embodiment, the angle between the molding flow channel and the main flow channel 41 is 45°, and 10 molding cavities are connected to the main flow channel. Specifically, 5 molding cavities are arranged on both sides of the main flow channel, and the molding cavities on both sides are symmetrically arranged. The molding cavities on each side are equidistantly arranged along the length direction of the main flow channel. For the convenience of explanation, the molding cavity connected to the middle is the first molding flow channel 413, and the two molding cavities connected to the two ends are the second molding flow channel 412. Since the molding cavities on both sides of the main flow channel are symmetrically arranged, the end has four second molding flow channels 412, and the four second molding flow channels 412 have a unified inlet end to form an "X"-shaped structure, see Figure 5 or Figure 6 The discharge end 411 of the hot nozzle 12 is located at the center of the main channel 41, and the first molding channels on both sides thereof are inclined. Since the molding cavities on both sides of the main channel are symmetrically arranged, the two first molding channels are parallel to each other to form an "=" structure, forming a centrally symmetrical structure as a whole.

[0031] The utility model discloses a multi-cavity tea spoon mold, which adopts a high-density multi-cavity setting, can realize the simultaneous molding of multiple products, and has high injection molding efficiency; adopts a multi-hot nozzle and a multi-main channel setting, can realize independent feeding of the channel, has high feeding efficiency, and greatly improves production efficiency; the main channels are interconnected, can realize the mutual balance of each channel, improves the injection molding quality, and can form an integral body at the same time, is convenient for overall discharge, and improves production efficiency; the inclined molding channel setting can appropriately extend the length of the molding channel to a certain extent, is convenient for improving the injection molding quality, and at the same time, is convenient for the separation of the later products; the hot nozzle is located in the center of the main channel, which can make the raw materials flow quickly and evenly to the two ends of the main channel, and improves injection molding efficiency and product quality; the utility model discloses a multi-cavity tea spoon mold, which has a compact structure, can realize batch molding of tea spoons, has high molding efficiency and good product quality.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A multi-cavity tea spoon mold, characterized by: It comprises an upper mould and a lower mould, a flow channel area and a molding area arranged on both sides of the flow channel area are arranged between the upper mould and the lower mould, a plurality of main flow channels are arranged in the flow channel area, two adjacent main flow channels are connected by a connecting flow channel, a molding cavity for forming a tea spoon is arranged in the molding area, there are a plurality of molding cavities which are equidistantly arranged along the length direction of the main flow channel, and the molding cavity is connected with the main flow channel through a molding flow channel; a diverter seat is arranged in the upper mould, a hot nozzle which is the same in number and one-to-one corresponding to the main flow channels is arranged at the lower end of the diverter seat, a feed port is arranged at the top of the diverter seat, the feed port is connected with the feed end of the hot nozzle after diversion and is used for feeding, and a discharge end at the lower end of the hot nozzle is connected with the main flow channel and is used for discharging.

2. The multi-cavity tea spoon mold according to claim 1, characterized in that: The molding cavities on both sides of the flow channel area are symmetrically arranged.

3. The multi-cavity tea spoon mold according to claim 1, characterized in that: The length direction of the forming flow channel is inclined to the length direction of the main flow channel.

4. The multi-cavity tea spoon mold according to claim 3, characterized in that: The angle between the forming flow channel and the main flow channel is 40°-50°.

5. The multi-cavity tea spoon mold according to claim 1, characterized in that: The discharge end of the hot nozzle is located at the center of the main flow channel.

6. The multi-cavity tea spoon mold according to claim 1, characterized in that: The forming flow channels on the main flow channel are centrally symmetrically arranged.

7. The multi-cavity tea spoon mold according to claim 1, characterized in that: The number of the main channels is 3-6 and they are arranged equidistantly along the length direction, and the number of the molding cavities connected to each of the main channels is 6-16.

8. The multi-cavity tea spoon mold according to claim 7, characterized in that: There are four main flow channels, and each of the main flow channels is connected to ten molding cavities.

9. The multi-cavity tea spoon mold according to claim 1, characterized in that: The molding cavity is provided with an ejector pin for pushing the material, and the ejector pins are two and are respectively arranged at the head and the root of the tea spoon handle.

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