Electromagnetic valve production and processing equipment

The automated assembly line of solenoid valve production equipment has solved the problems of high labor intensity and low efficiency caused by manual assembly, and realized the efficient and automated production of solenoid valves.

CN116984877BActive Publication Date: 2026-04-14NINGBO LIDE AUTOMATIC EQUIP MFG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NINGBO LIDE AUTOMATIC EQUIP MFG CO LTD
Filing Date
2023-08-25
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

In the current solenoid valve production process, manual assembly involves a large amount of labor, which can easily lead to worker fatigue, decreased concentration, high defect rate, and low assembly efficiency.

Method used

The solenoid valve manufacturing equipment includes an assembly table, a blanking frame, a positioning frame, a pusher, and an installation component. The assembly of the valve body, pilot seat, valve stem, and high-strength coil, as well as the installation of the coil nut, are completed automatically through mechanical means.

Benefits of technology

It enables automatic and rapid assembly of solenoid valves, reduces manual labor, improves assembly efficiency, and lowers the defect rate.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application relates to the technical field of electromagnetic valve production, and discloses an electromagnetic valve production and processing device, which comprises an assembling table, a plurality of blanking frame plates, a positioning frame plate, a pushing piece and a mounting piece. The blanking frame plates are arranged on the assembling table, and the electromagnetic valve assembling components are blanked through the blanking frame plates. The positioning frame plate is arranged on one side of the positioning frame plate and connected with the same. The positioning frame plate is provided with square rod pieces, which are used for automatically blanking the valve rods of the electromagnetic valves. The pushing piece is arranged on the assembling table and used for pushing the electromagnetic valve parts to be assembled together. The application effectively solves the problems that the manual labor amount is large when the electromagnetic valves are assembled manually, the workers are prone to overfatigue after long-time assembling, the attention is reduced, the subsequent assembled electromagnetic valves are prone to defective products, the manual assembling needs a long time, and the assembling efficiency of the electromagnetic valves is low.
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Description

Technical Field

[0001] This invention relates to the field of electromagnetic valve manufacturing technology, and in particular to an electromagnetic valve manufacturing and processing equipment. Background Technology

[0002] Electromagnetically controlled industrial equipment is a fundamental component for the automation of fluid control. Currently, during the production and assembly of existing solenoid valves, some manufacturers use multiple robotic arms to form an assembly line to assemble the solenoid valves, but the overall cost is high. Most manufacturers still mainly use manual assembly or automated assembly lines for installation.

[0003] Currently, the manual assembly of solenoid valves involves a large amount of labor. Workers are prone to overwork and decreased concentration during long assembly periods, which can lead to defective solenoid valves in subsequent assembly. In addition, the long time required for manual assembly results in low assembly efficiency of solenoid valves. Summary of the Invention

[0004] The purpose of this invention is to solve the problems mentioned in the background art, such as the large amount of manual labor involved in the assembly of solenoid valves, the tendency of workers to become overworked and lose focus during long assembly periods, which leads to defective solenoid valves being easily assembled, and the long time required for manual assembly resulting in low assembly efficiency of solenoid valves.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A solenoid valve manufacturing and processing equipment includes an assembly table, a feeding frame plate, a positioning frame plate, a pusher, and an installation component. Multiple feeding frame plates are provided, and all of the feeding frame plates are provided on the assembly table. The feeding of solenoid valve assembly components is carried out through multiple feeding frame plates. There are three feeding frame plates, which are used for feeding the valve body, pilot valve seat, and high-strength coil from front to back.

[0007] The positioning frame plate is located on one side of the unloading frame plate and connected to it. The positioning frame plate is provided with a rod-releasing component for automatic unloading of the valve stem of the solenoid valve.

[0008] The pusher is located on the assembly table and is used to push the various parts of the solenoid valve together.

[0009] The mounting component is located on the side of the assembly table away from the pusher component, and the mounting component is used for the automatic installation of the coil nut on the solenoid valve.

[0010] Preferably, the assembly platform is provided with a fixing plate 1 and a fixing plate 2 at its front and rear ends, respectively. The positioning frame plate is provided with a positioning plate on the side away from the assembly platform. The multiple material feeding frame plates are used for feeding the valve body, pilot valve seat and high-strength coil of the solenoid valve. The assembly platform has a limit end protruding on the side away from the material feeding frame plate. The limit end can block the valve body, pilot valve seat and high-strength coil falling from the material feeding frame plate.

[0011] Preferably, the pusher further includes a telescopic rod and a rack. A push plate is connected to the output shaft of the telescopic rod. The push plate has an extended portion on the side near the unloading frame plate. The extended portion can block the valve body of the unloading frame plate. A connecting end protrudes from the lower end of one side of the push plate. The telescopic rod is fixed to the assembly table by a fixing plate.

[0012] One end of the rack is connected to the connecting end. The rack can cooperate with the release rod. The pusher can push the valve body, pilot valve seat, valve stem and high-strength coil together.

[0013] Preferably, the rod-releasing component further includes a support plate, a push rod plate baffle, and a driving component, wherein the upper end of the support plate is provided with a lower rod plate;

[0014] The push rod plate is movable on the baffle, and the push rod plate has a rod material hole;

[0015] The baffle is located inside the support plate. The baffle has a lower rod hole and a moving hole. The lower rod hole is connected to the moving hole. Two hanging rods are provided in the lower rod hole. The two hanging rods are located on the front and rear sides of the lower rod hole, respectively.

[0016] The drive component is connected to the push rod plate through a moving hole. After the solenoid valve is assembled, the next valve rod can be automatically fed through the release rod component.

[0017] Preferably, the driving component further includes a ball screw and a rotating rod. One end of the ball screw is provided with a mounting plate, the mounting plate is provided with a clamp, and a ball nut is provided on the ball screw. The ball nut is rotatably disposed in the positioning plate.

[0018] One end of the rotating rod is equipped with a gear, and the end of the rotating rod connected to the gear is rotatably connected to the assembly table. The end of the rotating rod away from the gear is equipped with a gear set, and the rotating rod is connected to the ball nut on the ball screw through the gear set. The gear set is a variable speed gear set in use. When the rotating rod rotates, it drives the ball nut to rotate rapidly through the gear set. When the rack has completed its journey on the gear, the push rod plate moves to the same vertical position as the material rod hole and the rod outlet below the lower rod plate.

[0019] Preferably, the upper end of the mounting plate is connected to the push rod plate through a movable hole, and the upper end of the mounting plate can move in the movable hole, and the push rod plate can move synchronously when the mounting plate moves.

[0020] Preferably, the hanging rod further includes a first hanging plate and a second hanging plate, which are hinged together by a cylindrical pin. A torsion spring is provided between the first hanging plate and the second hanging plate. Through the hinge between the first hanging plate and the second hanging plate, when the gripper holds the valve stem and moves, it can push the second hanging plate to rotate, so that the valve stem can be removed from the hanging rod. The torsion spring causes the rotated second hanging plate to automatically rotate and reset.

[0021] Preferably, the mounting component further includes a telescopic rod II and a movable tube, the output end of the telescopic rod II is provided with a fixed cylinder, and the telescopic rod II is disposed inside the fixed plate II;

[0022] One end of the moving tube is provided with a baffle plate, and the side of the baffle plate away from the fixed cylinder is provided with multiple push rods. The outer surface of the side of the moving tube away from the baffle plate is provided with a fixed plate three. The fixed plate three is connected to the assembly table. The push rods can hold the high-strength coil in place to prevent the high-strength coil from moving. This allows the push plate to push the valve body, valve stem, pilot valve seat and high-strength coil together when pushing the valve body.

[0023] Preferably, a rotary motor is provided inside the fixed cylinder, and the output shaft of the rotary motor passes through the movable part of the fixed cylinder in the moving tube. The end of the output shaft of the rotary motor is provided with a rubber block to increase friction, which can drive the coil nut to rotate and connect to the connecting end on the pilot valve seat by increasing the friction between the coil nut and the coil nut.

[0024] Preferably, a feeding plate is inclined above the moving tube, and the feeding plate is in communication with the moving tube, and is used for feeding the coil nut.

[0025] Compared with the prior art, the present invention has the following beneficial effects:

[0026] This invention, through the design of a pusher component, can automatically assemble multiple components of the solenoid valve, including the valve body, pilot valve seat, valve stem, and high-strength coil. Furthermore, by providing the correct mounting components, the coil nut of the solenoid valve can be installed, thereby completing the automatic and rapid assembly of the solenoid valve.

[0027] This invention features a release rod component that works in conjunction with a pusher component to automatically unload the valve stem. This allows the valve stem to be automatically unloaded when the solenoid valve completes an assembly, and then delivered to the assembly table for solenoid valve assembly. Attached Figure Description

[0028] To more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0029] Figure 1 This is a schematic diagram of the overall structure of the present invention;

[0030] Figure 2 This is a right-side view of the overall structure of the present invention;

[0031] Figure 3 This is an exploded view of the overall structure of the present invention;

[0032] Figure 4 This is an overall structural view of the assembly table of the present invention;

[0033] Figure 5 This is a structural view of the pusher component of the present invention;

[0034] Figure 6 This is a structural view of the rod-laying component of the present invention;

[0035] Figure 7 This is a partial cross-sectional view of the front surface of the rod-laying component of the present invention;

[0036] Figure 8 This is an exploded view of the rod-mounting structure of the present invention;

[0037] Figure 9 This is a structural view of the drive component of the present invention;

[0038] Figure 10 This is a structural view of the hanging rod component of the present invention;

[0039] Figure 11 This is a structural view of the mounting component of the present invention;

[0040] Figure 12 This is a cross-sectional view of the left side of the mounting component of the present invention.

[0041] Drawing number explanation: 1. Assembly table; 11. Positioning frame plate; 12. Positioning plate; 13. Limiting end; 14. Fixing plate one; 15. Fixing plate two; 2. Pushing component; 21. Telescopic rod one; 22. Push plate; 23. Connecting end; 24. Rack; 3. Unloading frame plate; 4. Rod placement component; 41. Support plate; 42. Baffle; 421. Rod lowering hole; 422. Moving hole; 43. Push rod plate; 431. Rod material hole; 44. 45. Lower rod plate; 451. Hanging rod; 452. Hanging plate one; 453. Hanging plate two; 454. Torsion spring; 455. Drive component; 461. Ball screw; 462. Rotating rod; 463. Gear; 464. Gear assembly; 465. Mounting plate; 466. Gripper; 5. Mounting component; 51. Telescopic rod two; 52. Fixed cylinder; 53. Fixed plate three; 54. Moving tube; 55. Feed plate; 56. Blocking plate; 57. Top rod. Detailed Implementation

[0042] The present invention will now be described in further detail with reference to the accompanying drawings.

[0043] The following description is intended to disclose the invention so that those skilled in the art can implement it. The preferred embodiments described below are merely examples, and other obvious modifications will be apparent to those skilled in the art. The basic principles of the invention defined in the following description can be used in other embodiments, modifications, improvements, equivalents, and other technical solutions that do not depart from the spirit and scope of the invention.

[0044] Those skilled in the art should understand that, in the disclosure of this invention, the terms "longitudinal," "lateral," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicate the orientation or position based on the orientation or positional relationship shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing this invention and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the above terms should not be construed as limitations on this invention.

[0045] It is understood that the term "a" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element can be one, while in another embodiment, the number of the element can be multiple, and the term "a" should not be understood as a limitation on the number.

[0046] Example:

[0047] Please refer to Figures 1-12A solenoid valve manufacturing and processing equipment includes an assembly table 1, a feeding frame plate 3, a positioning frame plate 11, a pusher 2, and an installation component 5. Multiple feeding frame plates 3 are provided, and all feeding frame plates 3 are provided on the assembly table 1. The feeding of solenoid valve assembly components is carried out through multiple feeding frame plates 3. There are three feeding frame plates 3, which are used for feeding valve body, pilot valve seat and high-strength coil from front to back.

[0048] The positioning frame plate 11 is located on one side of the unloading frame plate 3 and connected to it. The positioning frame plate 11 is provided with a rod feeding member 4 for automatic unloading of the valve stem of the solenoid valve.

[0049] The pusher 2 is located on the assembly table 1. The pusher 2 is used to push the various parts of the solenoid valve together.

[0050] Mounting component 5 is located on the assembly table 1 on the side away from the pusher component 2. Mounting component 5 is used for the automatic installation of the coil nut on the solenoid valve.

[0051] The assembly table 1 is provided with a fixing plate 14 at the front end and a fixing plate 15 at the rear end. The positioning frame plate 11 is provided with a positioning plate 12 on the side away from the assembly table 1. Multiple material feeding frame plates 3 are used for feeding the valve body, pilot valve seat and high-strength coil of the solenoid valve. The assembly table 1 has a limit end 13 protruding on the side away from the material feeding frame plate 3. The limit end 13 can block the valve body, pilot valve seat and high-strength coil falling from the material feeding frame plate 3.

[0052] The pusher component 2 also includes a telescopic rod 21 and a rack 24. A push plate 22 is connected to the output shaft of the telescopic rod 21. The push plate 22 has an extended portion on one side near the unloading frame plate 3. The extended portion can block the valve body of the unloading frame plate 3. A connecting end 23 protrudes from the lower end of one side of the push plate 22. The telescopic rod 21 is fixed on the assembly table 1 by a fixing plate 14.

[0053] One end of the rack 24 is connected to the connecting end 23. The rack 24 can cooperate with the release rod 4. Through the pusher 2, the valve body, pilot valve seat, valve stem and high-strength coil can be assembled together.

[0054] The rod 4 also includes a support plate 41, a push rod plate 43, a baffle 42 and a driving component 46. The upper end of the support plate 41 is provided with a lower rod plate 44.

[0055] The push rod plate 43 is movable on the baffle 42, and the push rod plate 43 has a rod material hole 431.

[0056] The baffle 42 is located inside the support plate 41. The baffle 42 has a lower rod hole 421 and a moving hole 422. The lower rod hole and the moving hole 422 are connected. Two hanging rods 45 are provided in the lower rod hole 421. The two hanging rods 45 are located on the front and rear sides of the lower rod hole, respectively.

[0057] The drive component 46 is connected to the push rod plate 43 through the moving hole 422. After the solenoid valve is assembled, the next valve rod can be automatically fed through the rod release component 4.

[0058] The drive component 46 also includes a ball screw 461 and a rotating rod 462. One end of the ball screw 461 is provided with a mounting plate 465, the mounting plate 465 is provided with a gripper 466, and the ball screw 461 is provided with a ball nut, which is rotatably located in the positioning plate 12.

[0059] One end of the rotating rod 462 is equipped with a gear 463. The end of the rotating rod 462 connected to the gear 463 is rotatably connected to the assembly table 1. The end of the rotating rod 462 away from the gear 463 is equipped with a gear set 464. The rotating rod 462 is connected to the ball nut on the ball screw 461 through the gear set 464. The gear set 464 is a variable speed gear set 464 when in use. When the rotating rod 462 rotates, it drives the ball nut to rotate rapidly through the gear set 464. When the rack 24 has completed its journey on the gear 463, the push rod plate 43 moves to the same vertical position as the rod hole and the rod outlet below the lower rod plate 44.

[0060] The upper end of the mounting plate 465 is connected to the push rod plate 43 through the moving hole 422. The upper end of the mounting plate 465 can move in the moving hole 422, and the push rod plate 43 can move synchronously when the mounting plate 465 moves.

[0061] The hanging rod component 45 also includes a first hanging plate 451 and a second hanging plate 452. The first hanging plate 451 and the second hanging plate 452 are hinged together by a cylindrical pin. A torsion spring 453 is provided between the first hanging plate 451 and the second hanging plate 452. Through the hinge between the first hanging plate 451 and the second hanging plate 452, when the gripper 466 clamps the valve stem and moves, it can push the second hanging plate 452 to rotate, so that the valve stem can be removed from the hanging rod component 45. The torsion spring 453 causes the rotated second hanging plate 452 to automatically rotate and reset.

[0062] Mounting component 5 also includes a telescopic rod 51 and a moving tube 54. The output end of the telescopic rod 51 is provided with a fixed cylinder 52, and the telescopic rod 51 is located inside the fixed plate 15.

[0063] One end of the moving tube 54 is provided with a baffle plate 56. The side of the baffle plate 56 away from the fixed cylinder 52 is provided with multiple push rods 57. The outer surface of the end of the moving tube 54 away from the baffle plate 56 is provided with a fixed plate 3 53. The fixed plate 3 53 is connected to the assembly table 1. The push rods 57 can hold the high-strength coil in place to prevent the high-strength coil from moving. This allows the push plate 22 to push the valve body, valve stem, pilot valve seat and high-strength coil together when pushing the valve body.

[0064] A rotary motor is installed inside the fixed cylinder 52. The output shaft of the rotary motor passes through the fixed cylinder 52 and moves in the moving tube 54. The end of the output shaft of the rotary motor is provided with a rubber block to increase friction. It can drive the coil nut to rotate and connect to the connecting end 23 on the pilot valve seat by increasing the friction between the coil nut and the output shaft.

[0065] A feeding plate 55 is inclined above the moving tube 54. The feeding plate 55 is connected to the moving tube 54 and is used for feeding the coil nut.

[0066] In use, the telescopic rod 21 is activated, and its output shaft extends and contacts the valve body via the push plate 22, thereby pushing the valve body towards the valve stem. Simultaneously, the push plate 22 drives the rack 24 to move synchronously. When the valve stem is inserted into the valve body, the rack 24 engages with the gear 463, at which point the gripper 466 releases the valve stem. As the push plate 22 continues to move, the rack 24 drives the gear 463 to rotate, which in turn drives the rotating rod 462 to rotate. The rotating rod 462 drives the ball screw 461 to rotate via the gear set 464, which in turn drives the ball nut on the ball screw 461 to rotate, causing the ball screw 461 to move towards the gear set 464. The ball screw 461, through the mounting plate 465, drives the gripper 466 to move, thereby removing the gripper 466 from the assembly table 1. As 6 is withdrawn, push plate 22 continues to push the valve body and valve stem toward the pilot valve seat, so that the valve stem can be inserted into the pilot valve seat and push the pilot valve seat toward the high-strength coil, so that the high-strength coil moves to contact the push rod 57. At this time, the connecting end 23 of the pilot valve seat passes through the high-strength coil and aligns with the connecting tube. Telescopic rod 21 is activated, which then pushes the fixed cylinder 52 to move. The output shaft of the rotary motor in the fixed cylinder 52 pushes the coil nut in the moving tube 54 toward the connecting end 23 of the pilot valve seat, so that the coil nut contacts the connecting end 23 on the pilot valve seat. The rotary motor is activated, and through the squeezing friction of the output shaft of the rotary motor on the coil nut, the coil nut is driven to rotate, so that the coil nut is connected to the connecting end 23 on the pilot valve seat, thereby completing the assembly of the solenoid valve.

[0067] When the mounting plate 465 moves the gripper 466 towards the gear set 464, it also moves the push rod plate 43 synchronously, causing the push rod plate 43 to move to the same vertical position as the rod outlet below the lower rod plate 44. This causes the valve rod in the lower rod plate 44 to fall into one of the rod material holes 431. When the output shaft of the telescopic rod 21 resets, the rack 24 moves back, which drives the gear 463 to rotate, thereby driving the gripper 466 and the push rod plate 43 to move towards the assembly table 1. When the rod material hole 431 passes the lower rod... When the valve stem is in hole 421, it will fall onto the two hanging rod members 45 through the lower rod hole 421. As the gripper 466 moves to the position of the valve stem hanging on the hanging rod member 45, the gripper 466 activates to hold the valve stem and moves it towards the assembly table 1. When the gripper 466 moves the valve stem, the valve stem pushes the second hanging plate 452, causing the second hanging plate 452 to rotate towards the assembly table 1, so that the valve stem can be removed from the hanging rod member 45 and sent to the assembly table 1 for the assembly of the next solenoid valve.

[0068] Those skilled in the art should understand that the embodiments of the present invention described above and shown in the accompanying drawings are merely examples and do not limit the present invention. The objectives of the present invention have been fully and effectively achieved. The functions and structural principles of the present invention have been shown and explained in the embodiments, and any modifications or variations of the embodiments of the present invention may be made without departing from the stated principles.

Claims

1. A solenoid valve manufacturing and processing equipment, characterized in that, include: Assembly table (1); The material feeding frame (3) is provided in multiple ways. All of the material feeding frame (3) are provided on the assembly table (1). The electromagnetic valve assembly components are fed through the multiple material feeding frame (3). A positioning frame plate (11) is provided on one side of the unloading frame plate (3) and connected to it. The positioning frame plate (11) is provided with a rod-releasing member (4) for automatic unloading of the valve stem of the solenoid valve. Pusher (2), which is provided on the assembly table (1), is used to push the various parts of the solenoid valve together; Mounting component (5) is located on the assembly table (1) on the side away from the pusher component (2). The mounting component (5) is used for the automatic installation of the coil nut on the solenoid valve. The assembly table (1) is provided with a fixing plate 1 (14) and a fixing plate 2 (15) at the front and rear ends respectively. The positioning frame plate (11) is provided with a positioning plate (12) on the side away from the assembly table (1). Multiple material feeding frame plates (3) are used for feeding the upper valve body, pilot valve seat and high-strength coil of the solenoid valve. The assembly table (1) has a limit end (13) protruding on the side away from the material feeding frame plate (3). The pusher (2) also includes: Telescopic rod 1 (21), the output shaft of the telescopic rod 1 (21) is connected to a push plate (22), the lower end of the push plate (22) has a connecting end (23) protruding from one side, and the telescopic rod 1 (21) is fixed on the assembly table (1) by a fixing plate 1 (14); A rack (24), one end of which is connected to a connecting end (23), and the rack (24) can cooperate with a release rod (4); The rod-releasing member (4) also includes: Support plate (41), the upper end of which is provided with a lower rod plate (44). Push rod plate (43), the push rod plate (43) is movable on the baffle (42), and the push rod plate (43) is provided with rod material hole (431). A baffle (42) is provided on the inner side of the support plate (41). The baffle (42) has a lower rod hole (421) and a moving hole (422). The lower rod hole (421) and the moving hole (422) are connected. Two hanging rods (45) are provided in the lower rod hole (421). The two hanging rods (45) are located on the front and rear sides of the lower rod hole (421). A driving component (46) is connected to a push rod plate (43) via a moving hole (422); The drive unit (46) also includes: A ball screw (461) is provided at one end with a mounting plate (465), a clamp (466) is provided on the mounting plate (465), and a ball nut is provided on the ball screw (461), which is rotatably located inside the positioning plate (12). Rotary rod (462), one end of which is provided with a gear (463), the end of which is connected to the gear (463) is rotatably connected to the assembly table (1), and the end of which is away from the gear (463) is provided with a gear set (464), and the rotary rod (462) is connected to the ball nut on the ball screw (461) through the gear set (464).

2. The solenoid valve manufacturing and processing equipment according to claim 1, characterized in that: The upper end of the mounting plate (465) is connected to the push rod plate (43) through the moving hole (422).

3. The solenoid valve manufacturing and processing equipment according to claim 2, characterized in that: The hanging rod (45) also includes a first hanging plate (451) and a second hanging plate (452). The first hanging plate (451) and the second hanging plate (452) are hinged by a cylindrical pin, and a torsion spring (453) is provided between the first hanging plate (451) and the second hanging plate (452).

4. The solenoid valve manufacturing and processing equipment according to claim 3, characterized in that: The mounting component (5) also includes: Telescopic rod two (51), the output end of the telescopic rod two (51) is provided with a fixed cylinder (52), the telescopic rod two (51) is located inside the fixed plate two (15); The moving tube (54) has a baffle plate (56) at one end. The baffle plate (56) has multiple top rods (57) on the side away from the fixed cylinder (52). The outer surface of the moving tube (54) away from the baffle plate (56) has a fixing plate three (53) connected to the assembly table (1).

5. The solenoid valve manufacturing and processing equipment according to claim 4, characterized in that: The fixed cylinder (52) is equipped with a rotary motor, and the output shaft of the rotary motor passes through the fixed cylinder (52) and moves within the moving tube (54).

6. The electromagnetic valve manufacturing and processing equipment according to claim 5, characterized in that: A feeding plate (55) is inclined above the moving tube (54), and the feeding plate (55) is in communication with the moving tube (54).

Citation Information

Patent Citations

  • Solenoid valve valve rod assembly quality

    CN205325130U