An ice-making plant

By adopting a conveyor track and moving seat design on the ice-making equipment production line, the automated flow of ice-making equipment between units is realized, solving the problems of discontinuous process and low efficiency in traditional production methods, and improving production efficiency and product quality consistency.

CN224455007UActive Publication Date: 2026-07-03NINGBO JIANSHI REFRIGERATION TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO JIANSHI REFRIGERATION TECHNOLOGY CO LTD
Filing Date
2025-06-13
Publication Date
2026-07-03

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Abstract

This application discloses a production line for ice-making equipment, including a conveyor track. Along the conveyor track, a preliminary assembly unit, a vacuum unit, a frosting test unit, a secondary assembly unit, and a performance testing unit are sequentially arranged. Multiple movable seats are installed on the conveyor track. These movable seats are used to mount the ice-making equipment. The movable seats drive the refrigeration equipment through the preliminary assembly unit, vacuum unit, frosting test unit, secondary assembly unit, and performance testing unit in sequence. The conveyor track serves as the main frame of the production line. The movable seats, installed on the conveyor track, enable the ice-making equipment to move between the units, achieving automated operation and ensuring that the ice-making equipment completes each process sequentially on the production line, thereby improving production efficiency.
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Description

Technical Field

[0001] This application relates to the field of ice-making equipment technology, and more specifically to a production line for ice-making equipment. Background Technology

[0002] Ice-making equipment boasts numerous advantages. Firstly, it's easy to operate; even ordinary consumers can easily learn how to use it without a complicated learning process, producing ice cubes quickly. Its small footprint makes it adaptable to various home environments, easily fitting into compact kitchens or small apartments without taking up valuable living space. Furthermore, small ice-making equipment provides fresh ice cubes on demand, eliminating the need for advance preparation and long waits, satisfying consumers' immediate demand for cold drinks. Its importance is especially evident during the hot summer months, making it an essential appliance for many households. People use it to make chilled beverages to quench their thirst and cool down, to make smoothies for a refreshing taste, or to make homemade ice cream for a delicious treat. It's widely used in family gatherings, daily drinking, and many other scenarios, greatly enriching people's daily lives. However, traditional production methods often rely on manual operation. In manual production, workers need to assemble, weld, and debug parts one by one, which is not only time-consuming and labor-intensive, but also significantly affects product quality due to the worker's skill level and work condition, making it difficult to guarantee product consistency. In traditional production models, initial assembly, welding, secondary assembly, and performance testing are often carried out in different workshops or work areas. This decentralized layout leads to disjointed production processes and long transfer times between different stages, increasing production cycles. For example, semi-finished products that have completed initial assembly need to be manually moved to the welding workshop, then transferred to the secondary assembly area after welding, and finally to the performance testing area. These transfer processes not only waste time but also easily cause damage or loss of parts. When there is a shortage of parts in the initial assembly stage, it may be impossible to notify the welding stage to suspend work in time, resulting in idle workers in the welding workshop and affecting production efficiency. At the same time, the quality standards and schedule requirements of each stage may be inconsistent, easily leading to problems in coordination and further reducing production efficiency. Therefore, there is an urgent need for an ice-making equipment production line that can achieve fast, continuous, and reliable production to effectively meet the large-scale market demand. Summary of the Invention

[0003] The technical problem to be solved by this application is to provide a production line for ice-making equipment, in which a conveyor track serves as the main frame of the production line, and a movable seat is installed on the conveyor track. The movable seat can drive the ice-making equipment to move between units, realize automated flow, ensure that the ice-making equipment completes each process in sequence on the production line, and improve production efficiency.

[0004] This application provides a production line for ice-making equipment, including a conveyor track. The production line is arranged sequentially along the conveyor track, including a preliminary assembly unit, a vacuum unit, a frosting test unit, a secondary assembly unit, and a performance testing unit. Multiple movable seats are installed on the conveyor track. The movable seats are used to install ice-making equipment. The movable seats drive the ice-making equipment to pass sequentially through the preliminary assembly unit, the vacuum unit, the frosting test unit, the secondary assembly unit, and the performance testing unit.

[0005] In this technical solution, the preliminary assembly unit is mainly responsible for the preliminary assembly of core components such as the compressor, evaporator, and condenser. The vacuum unit is mainly used to perform vacuuming operations on the refrigeration system of the ice-making equipment to ensure that the refrigerant can circulate normally and improve the performance and reliability of the refrigeration system. The frosting test unit is used to simulate frosting conditions in actual use of the ice-making equipment to test the refrigeration effect and frosting characteristics of the refrigeration system. The frosting test unit is set between the vacuum unit and the secondary assembly unit to perform frosting tests on the ice-making equipment after the preliminary assembly is completed. At this time, the ice-making equipment has a basic structure and some functions, but has not yet undergone complex secondary assembly. If a problem occurs during the frosting test... This approach avoids the waste and increased costs caused by discovering problems only after secondary assembly. The secondary assembly unit is responsible for further assembling the ice-making equipment, while the performance testing unit is responsible for comprehensive performance testing and quality control of the assembled ice-making equipment to ensure that the equipment leaving the factory meets quality standards. A conveyor track is set up as the main frame of the production line, and movable seats are installed on the conveyor track. These movable seats can drive the ice-making equipment to move between units, realizing automated flow and ensuring that the ice-making equipment completes each process in sequence on the production line. Setting up multiple movable seats allows the same production line to simultaneously meet the production needs of multiple ice-making equipment, thereby improving production efficiency.

[0006] As an improvement, the transport track includes a preliminary assembly track, a vacuum track, a test track, a secondary assembly track, and a detection track connected in sequence. In this technical solution, the preliminary assembly track is the starting part of the conveyor track, specifically used to transport the ice-making equipment to complete the preliminary assembly stage. The layout and speed of the preliminary assembly track are optimized according to the specific needs of the preliminary assembly unit to ensure that the ice-making equipment can complete the preliminary assembly and be smoothly transferred to the next process. The vacuum track is connected after the preliminary assembly track to transport the ice-making equipment to complete the vacuuming stage, ensuring that the ice-making equipment can complete the vacuuming stage and be smoothly transferred to the next process. The test track is connected after the vacuum track to transport the ice-making equipment to complete the frosting test, ensuring that the ice-making equipment that passes the test can be smoothly transferred to the next process. The secondary assembly track is connected after the test track to transport the ice-making equipment to complete the secondary assembly stage, ensuring that the ice-making equipment can be smoothly transferred to the next process. The inspection track, as the last part of the conveyor track, is used to transport the ice-making equipment to complete the inspection stage and to screen out unqualified products. The various track sections are connected in sequence to form a complete conveyor system, ensuring that the ice-making equipment can pass through each production unit in sequence according to the preset process flow, avoiding confusion and cross-interference in the production process and optimizing the production process.

[0007] As an improvement, the preliminary assembly track, vacuum track, testing track, and secondary assembly track are all aligned on the same straight line, and are distributed parallel to the inspection track. In this technical solution, the preliminary assembly track, vacuum track, testing track, and secondary assembly track are all aligned on the same straight line. This layout allows the ice-making equipment to move sequentially along these tracks in a straight line, reducing turning and adjustments during transport and ensuring the smoothness and efficiency of the transport process. The inspection track is distributed parallel to these tracks, allowing the main production line and the inspection track to share the same spatial layout without interfering with each other. The parallel distribution design allows the tracks to be arranged closely in space, reducing the spacing between equipment and the area occupied by transition zones. By rationally planning the distance between tracks, an efficient production process can be achieved within a limited space, improving the utilization rate of production space.

[0008] As an improvement, the joint length of the preliminary assembly track, vacuum track, test track, and secondary assembly track is the same as the length of the inspection track. In this technical solution, the performance testing unit is a key link for comprehensive performance testing and quality control of the ice-making equipment. The testing process is usually complex and time-consuming. Setting the length of the inspection track to be the same as the joint length of the preliminary assembly track, vacuum track, test track, and secondary assembly track, and having a longer inspection track, provides sufficient time for comprehensive performance testing of the ice-making equipment. Ice-making equipment that has completed the preceding processes can enter the performance testing unit in sequence, reducing the waiting time of subsequent ice-making equipment and avoiding interference with the main production line during the testing process. The main production line can continue production, and the inspection track can accommodate more ice-making equipment for simultaneous testing, further improving production efficiency. The longer inspection track ensures that each ice-making equipment undergoes a uniform testing process, improving the consistency and stability of product quality.

[0009] As an improvement, the vacuum track includes a first track and a second track, which are arranged side by side. One end of each track is connected to the preliminary assembly track, and the other end is connected to the test track. In this technical solution, the vacuum track includes two parallel tracks, namely the first track and the second track. Both tracks are used for vacuuming the ice-making equipment, allowing more ice-making equipment to complete vacuuming simultaneously. One end of each track is connected to the preliminary assembly track, enabling the ice-making equipment that has completed preliminary assembly to enter the first and second tracks respectively. The other end of each track is connected to the test track, allowing all ice-making equipment that has completed vacuuming to enter the test track. This parallel processing method reduces the waiting time of the equipment in the vacuuming stage, improves the production efficiency of the entire production line, and the parallel dual-track design reduces the lateral length of the vacuum unit, optimizes the overall spatial layout of the production line, and makes the production line more compact in space.

[0010] As an improvement, the vacuum track further includes a third track and a fourth track. One end of the first track and the second track are connected by the third track, and the other end of the first track and the second track are connected by the fourth track. In this technical solution, the third track connects one end of the first track and the second track, and the fourth track connects the other end of the first track and the second track. This design forms a circular track system. The main function of the third track is to transfer multiple ice-making devices from the initial assembly track to the first track and the second track respectively, improving the flexibility and efficiency of the testing line. The main function of the fourth track is to transfer and gather the ice-making devices from the first track and the second track, so that multiple ice-making devices can enter the test track in sequence, facilitating unified processing in subsequent processes and improving the safety and flexibility of the entire vacuum unit.

[0011] As an improvement, the detection track includes a fifth track and a sixth track, which are arranged side by side, with one end of each track connected to the secondary assembly track. In this technical solution, the detection track comprises two parallel tracks, namely the fifth and sixth tracks. These tracks perform comprehensive performance testing and quality control on the ice-making equipment, enabling more ice-making equipment to complete performance testing simultaneously. One end of each track connects to the secondary assembly track, allowing ice-making equipment that has completed secondary assembly to enter the fifth and sixth tracks respectively. This parallel processing method reduces the waiting time for ice-making equipment to enter the performance testing unit, improving performance testing efficiency. This allows the performance testing unit to test more ice-making equipment simultaneously, thereby improving the overall production line efficiency. The parallel dual-track design reduces the lateral length of the performance testing unit, optimizing the overall spatial layout of the production line and making it more compact.

[0012] As an improvement, the conveyor track also includes a seventh track. The end point of the secondary assembly track is connected to the seventh track, and the starting points of the fifth and sixth tracks are both connected to the seventh track. In this technical solution, the seventh track serves as a connecting track, linking the end point of the secondary assembly track with the starting points of the detection tracks (the fifth and sixth tracks), forming a straight transition area. This allows the ice-making equipment to smoothly transition from the secondary assembly stage to the detection stage. The introduction of the seventh track makes the entire conveyor track system more integrated, optimizing the overall layout of the production line. Furthermore, the seventh track allows the secondary assembly track and the detection track to operate synchronously, reducing waiting and adjustment times between different stages and improving the coordination and efficiency of the entire production line. Attached Figure Description

[0013] Figure 1 This is a top view of a production line for an ice-making equipment according to this application.

[0014] Figure 2 This is a three-dimensional structural diagram of a production line for an ice-making equipment according to this application.

[0015] Figure 3 For this application Figure 2 A magnified view of a portion of point A in the middle.

[0016] Figure 4 For this application Figure 2 A magnified view of a portion of point B in the middle.

[0017] The diagram shows: 1. Preliminary assembly track; 2. Vacuum track; 21. First track; 22. Second track; 23. Third track; 24. Fourth track; 3. Test track; 4. Secondary assembly track; 5. Inspection track; 51. Fifth track; 52. Sixth track; 6. Moving seat; 7. Ice-making equipment; 8. Seventh track. Detailed Implementation

[0018] To better understand this application, various aspects of this application will be described in more detail with reference to the accompanying drawings. It should be understood that these detailed descriptions are merely illustrative of exemplary embodiments of this application and are not intended to limit the scope of this application in any way. Throughout the specification, the same reference numerals refer to the same elements.

[0019] In the accompanying drawings, the thickness, size, and shape of the objects have been slightly exaggerated for illustrative purposes. The drawings are for illustrative purposes only and are not drawn to scale.

[0020] It should also be understood that the terms "comprising," "including," "having," "containing," and "including," when used in this specification, indicate the presence of the stated features, integrals, steps, operations, elements, and / or components, but do not exclude the presence or addition of one or more other features, integrals, steps, operations, elements, components, and / or combinations thereof. The terms "first," "second," etc., are primarily used to distinguish different devices, elements, or components (the specific types and constructions may be the same or different), and are not intended to indicate or imply the relative importance or quantity of the indicated devices, elements, or components. Unless otherwise stated, "a plurality of" means two or more.

[0021] Furthermore, it should be noted that the terms "installation," "setting," "equipped with," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral structure; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium, or an internal connection between two devices, elements, or components; they can refer to a direct installation on another component or the possible presence of another intermediate component. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein in the specification of this invention is for the purpose of describing particular embodiments only and is not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0022] like Figures 1 to 4 As shown, this application discloses a production line for ice-making equipment, including a conveyor track. Along the conveyor track, the production line sequentially includes a preliminary assembly unit, a vacuum unit, a frosting test unit, a secondary assembly unit, and a performance testing unit. The preliminary assembly unit is mainly responsible for the preliminary assembly of core components such as the compressor, evaporator, and condenser. The vacuum unit is mainly used to perform vacuuming operations on the refrigeration system of the ice-making equipment 7 to ensure normal refrigerant circulation and improve the performance and reliability of the refrigeration system. The frosting test unit is used to simulate frosting conditions in actual use of the ice-making equipment 7 to test the refrigeration effect and frosting characteristics of the refrigeration system. The frosting test unit is located between the vacuum unit and the secondary assembly unit to perform frosting tests on the ice-making equipment 7 after preliminary assembly. At this point, the ice-making equipment 7 has a basic structure and some functions, but has not yet undergone complex secondary assembly. If problems are found during the frosting test, issues can be avoided due to… The discovery of problems during secondary assembly leads to further waste and increased costs. The secondary assembly unit is responsible for further assembling the ice-making equipment 7, while the performance testing unit is responsible for comprehensive performance testing and quality control of the assembled ice-making equipment 7 to ensure that the ice-making equipment 7 meets quality standards before leaving the factory. Multiple movable seats 6 are installed on the conveyor rail. The movable seats 6 are used to install the ice-making equipment 7. The movable seats 6 drive the ice-making equipment 7 to pass through the preliminary assembly unit, vacuum unit, frosting test unit, secondary assembly unit, and performance testing unit in sequence. The conveyor rail is set up as the main frame of the production line. The movable seats 6 are installed on the conveyor rail, which can drive the ice-making equipment 7 to move between the units to achieve automated flow and ensure that the ice-making equipment 7 completes each process in sequence on the production line. The multiple movable seats 6 enable the same production line to meet the production of multiple ice-making equipment 7 at the same time, thereby improving production efficiency.

[0023] More specifically, such as Figure 1 and Figure 2 As shown, the conveyor track includes a preliminary assembly track 1, a vacuum track 2, a test track 3, a secondary assembly track 4, and a detection track 5 connected in sequence. The preliminary assembly track 1 is the starting part of the conveyor track and is specifically used to transport the ice-making equipment 7 to complete the preliminary assembly stage. The layout and speed of the preliminary assembly track 1 are optimized according to the specific requirements of the preliminary assembly unit to ensure that the ice-making equipment 7 can complete the preliminary assembly and be smoothly transferred to the next process. The vacuum track 2 is connected after the preliminary assembly track 1 and is used to transport the ice-making equipment 7 to complete the vacuuming stage, ensuring that the ice-making equipment 7 can complete the vacuuming and be smoothly transferred to the next process. The test track 3 is connected after the vacuum track 2. The system is used to transport ice-making equipment 7 to complete the frosting test and ensure that ice-making equipment 7 that passes the test can be smoothly transferred to the next process. The secondary assembly track 4 is connected after the test track 3 and is used to transport ice-making equipment 7 to complete the secondary assembly stage and ensure that ice-making equipment 7 can be smoothly transferred to the next process. The inspection track 5 is the last part of the transport track and is used to transport ice-making equipment 7 to complete the inspection stage and screen out unqualified products. The various track sections are connected in sequence to form a complete transport system, which ensures that ice-making equipment 7 can pass through each production unit in sequence according to the preset process flow, avoiding confusion and cross-interference in the production process and optimizing the production process.

[0024] More specifically, such as Figure 1 and Figure 2 As shown, the preliminary assembly track 1, vacuum track 2, testing track 3, and secondary assembly track 4 are all on the same straight line. These tracks are also parallel to the inspection track 5. This layout allows the ice-making equipment 7 to move sequentially along these tracks in a straight line, reducing the need for turning and adjustments during transport and ensuring a smooth and efficient process. The inspection track 5 is parallel to these tracks, allowing the main production line and the inspection track 5 to share the same spatial layout without interfering with each other. This parallel design allows the tracks to be arranged closely together in space, reducing the gaps between equipment and the area occupied by transition zones. By rationally planning the distance between tracks, an efficient production process can be achieved within a limited space, improving the utilization rate of production space.

[0025] More specifically, such as Figure 1 and Figure 2As shown, the joint length of the preliminary assembly track 1, vacuum track 2, test track 3, and secondary assembly track 4 is the same as the length of the inspection track 5. The performance testing unit is a key link for comprehensive performance testing and quality control of the ice-making equipment 7. The testing process is usually complex and time-consuming. Setting the length of the inspection track 5 to be the same as the joint length of the preliminary assembly track 1, vacuum track 2, test track 3, and secondary assembly track 4, and the inspection track 5 is longer, provides sufficient time for the ice-making equipment 7 to undergo comprehensive performance testing. Ice-making equipment 7 that have completed the previous process can enter the performance testing unit in sequence, reducing the waiting time of subsequent ice-making equipment 7 and avoiding interference with the main production line during the testing process. The main production line can continue production, and the inspection track 5 can meet the simultaneous testing of more ice-making equipment 7, further improving production efficiency. The longer inspection track 5 ensures that each ice-making equipment 7 undergoes a unified testing process, improving the consistency and stability of product quality.

[0026] More specifically, such as Figures 1 to 3 As shown, the vacuum track 2 includes a first track 21 and a second track 22, which are arranged side by side. One end of both the first track 21 and the second track 22 is connected to the preliminary assembly track 1, and the other end of both the first track 21 and the second track 22 is connected to the test track 3. The vacuum track 2 includes two parallel tracks, namely the first track 21 and the second track 22. Both the first track 21 and the second track 22 are used to vacuum the ice-making equipment 7, which can simultaneously satisfy the vacuuming process of more ice-making equipment 7. One end of the first track 21 and the second track 22 is connected to the preliminary assembly track 1, so that the ice-making equipment 7 that has completed the preliminary assembly can enter the first track 21 and the second track 22 respectively. The other end of the first track 21 and the second track 22 is connected to the test track 3, so that the ice-making equipment 7 that has completed the vacuuming process can enter the test track 3. This parallel processing method reduces the waiting time of the equipment in the vacuuming process and improves the production efficiency of the entire production line. The parallel dual-track design reduces the lateral length of the vacuum unit, optimizes the overall spatial layout of the production line, and makes the production line more compact in space.

[0027] More specifically, such as Figure 3As shown, the vacuum track 2 also includes a third track 23 and a fourth track 24. One end of the first track 21 and the second track 22 are connected by the third track 23, and the other end of the first track 21 and the second track 22 are connected by the fourth track 24. The third track 23 connects one end of the first track 21 and the second track 22, and the fourth track 24 connects the other end of the first track 21 and the second track 22. This design forms a circular track system. The main function of the third track 23 is to transfer the multiple ice-making devices 7 on the initial assembly track 1 to the first track 21 and the second track 22 respectively, which improves the flexibility and efficiency of the testing line. The main function of the fourth track 24 is to transfer the ice-making devices 7 on the first track 21 and the second track 22 out and gather them together, so that the multiple ice-making devices 7 can enter the test track 3 in sequence, which facilitates the unified processing of subsequent processes and improves the safety and flexibility of the entire vacuum unit.

[0028] More specifically, such as Figure 1 , Figure 2 and Figure 4 As shown, the detection track 5 includes a fifth track 51 and a sixth track 52, which are arranged side by side. One end of each track is connected to the secondary assembly track 4. The detection track 5 includes two parallel tracks, namely the fifth track 51 and the sixth track 52, which perform comprehensive performance testing and quality control on the ice-making equipment 7. This allows more ice-making equipment 7 to complete performance testing simultaneously. One end of each track is connected to the secondary assembly track 4, enabling the ice-making equipment 7 that has completed secondary assembly to enter the fifth track 51 and the sixth track 52 respectively. This parallel processing method reduces the waiting time for the ice-making equipment 7 to enter the performance testing unit, improves the performance testing efficiency, and allows the performance testing unit to test more ice-making equipment 7 simultaneously, thereby improving the production efficiency of the entire production line. The parallel dual-track design reduces the lateral length of the performance testing unit, optimizes the overall spatial layout of the production line, and makes the production line more compact in space.

[0029] More specifically, such as Figure 4As shown, the conveying track also includes a seventh track 8. The end point of the secondary assembly track 4 is connected to the seventh track 8, and the starting points of the fifth track 51 and the sixth track 52 are both connected to the seventh track 8. The seventh track 8, as a connecting track, connects the end point of the secondary assembly track 4 with the starting point of the detection track 5 (the fifth track 51 and the sixth track 52), forming a straight transition area. This allows the ice-making equipment 7 to smoothly transition from the secondary assembly stage to the detection stage. The introduction of the seventh track makes the entire conveying track system more integrated and optimizes the overall layout of the production line. The introduction of the seventh track 8 allows the secondary assembly track 4 and the detection track 5 to operate synchronously, reducing the waiting time and adjustment time between different stages of the equipment and improving the coordination and efficiency of the entire production line.

[0030] This application is not limited to the above-described preferred embodiments. Anyone can derive other products in various forms under the guidance of this application. However, regardless of any changes made to their shape or structure, any technical solution that is the same as or similar to that of this application falls within the protection scope of this application.

Claims

1. A production line of ice making apparatuses, characterized by, The production line includes a conveyor track, and along the conveyor track are arranged a preliminary assembly unit, a vacuum unit, a frosting test unit, a secondary assembly unit, and a performance testing unit. Multiple movable seats (6) are installed on the conveyor track. The movable seats (6) are used to install ice-making equipment (7). The movable seats (6) drive the ice-making equipment (7) to pass through the preliminary assembly unit, the vacuum unit, the frosting test unit, the secondary assembly unit, and the performance testing unit in sequence.

2. The ice-making apparatus production line according to claim 1, wherein The transport track includes a preliminary assembly track (1), a vacuum track (2), a test track (3), a secondary assembly track (4), and a detection track (5) connected in sequence.

3. An ice-making apparatus production line according to claim 2, wherein The preliminary assembly track (1), vacuum track (2), test track (3), and secondary assembly track (4) are all on the same straight line, and the preliminary assembly track (1), vacuum track (2), test track (3), and secondary assembly track (4) are all distributed parallel to the detection track (5).

4. An ice-making plant line according to claim 2 or 3, characterized in that The joint length of the preliminary assembly track (1), vacuum track (2), test track (3), and secondary assembly track (4) is the same as the length of the detection track (5).

5. The ice-making apparatus production line according to claim 2, wherein The vacuum track (2) includes a first track (21) and a second track (22), which are arranged side by side. One end of the first track (21) and the second track (22) are connected to the preliminary assembly track (1), and the other end of the first track (21) segment and the second track (22) segment are connected to the test track (3).

6. The production line for an ice-making equipment according to claim 5, characterized in that, The vacuum track (2) further includes a third track (23) and a fourth track (24). One end of the first track (21) and the second track (22) are connected by the third track (23), and the other end of the first track (21) and the second track (22) are connected by the fourth track (24).

7. The ice-making apparatus production line according to claim 2, wherein The detection track (5) includes a fifth track (51) and a sixth track (52), which are arranged side by side. One end of each track is connected to the secondary assembly track (4).

8. The production line of ice-making apparatuses according to claim 7, characterized in that, The conveying track also includes a seventh track (8), the end point of the secondary assembly track (4) is connected to the seventh track (8), and the starting points of the fifth track (51) and the sixth track (52) are both connected to the seventh track (8).