A valve seat type end cover and its processing method

Abstract

The present invention discloses a valve seat type end cover and a processing method thereof, comprising a cover body, a liquid outlet interface provided on the cover body, height adjustment mechanisms evenly provided on the bottom surface of the cover body, and a filter mechanism provided inside the cover body. The processing method thereof comprises: cover body processing, filter mechanism installation, height adjustment mechanism processing, and end cover assembly. The present invention can adjust the height position of the valve seat type end cover through the design of the height adjustment mechanism to meet the adjustment requirements for the height of the liquid outlet interface. The installation is convenient and fast, and the use is flexible. The filter mechanism facilitates filtering impurities in the liquid. The processing method has simple steps, which not only improves the assembly speed of the valve seat type end cover, but also can achieve stable assembly between the support seat and the cover body, meeting the requirements of assembly line production.

Description

Technical Field

[0001] The invention relates to a valve seat type end cover and a processing method thereof. Background Art

[0002] The accumulator is installed between the air conditioner evaporator and the compressor suction pipe. It is a protective component that prevents liquid refrigerant from flowing into the compressor and causing liquid hammer. The end cover is an important component of the accumulator.

[0003] The existing end cover of the liquid reservoir cannot be adjusted in height, resulting in inflexible installation of the pipeline and poor practicality. Summary of the Invention

[0004] The purpose of the present invention is to provide a technical solution for a valve seat type end cover and a processing method thereof to address the deficiencies in the prior art. Through the design of a height adjustment mechanism, the height position of the valve seat type end cover can be adjusted to meet the adjustment requirements for the height of the liquid outlet interface. It is easy and quick to install and flexible to use. The filtering mechanism facilitates filtering impurities in the liquid. The processing method has simple steps, which not only improves the assembly speed of the valve seat type end cover, but also can achieve stable assembly between the support seat and the cover body, meeting the requirements of assembly line production.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0006] A valve seat type end cover is characterized in that it includes a cover body, a liquid outlet interface is provided on the cover body, height adjustment mechanisms are evenly arranged on the bottom surface of the cover body, and a filtering mechanism is provided inside the cover body; through the design of the height adjustment mechanism, the height position of the valve seat type end cover can be adjusted to meet the adjustment requirements of the height of the liquid outlet interface, the installation is convenient and quick, the use is flexible, and the filtering mechanism is convenient for filtering impurities in the liquid.

[0007] Furthermore, the height adjustment mechanism includes a fixed block, a support seat, a first reinforcement bar and a second reinforcement bar. The fixed blocks are evenly arranged on the bottom surface of the cover body. The support seat is connected to the fixed block through a telescopic block. One end of the first reinforcement bar is rotatably connected to the cover body through the first support block, and the other end of the first reinforcement bar is movably connected to the support seat. One end of the second reinforcement bar is rotatably connected to the fixed block through the second support block, and the other end of the second reinforcement bar is movably connected to the support seat. The cover body can move up and down along the telescopic block through the fixed block to adjust the height position of the cover body. The first reinforcement bar and the second reinforcement bar are used to support the cover body to improve the connection strength and stability between the cover body and the support seat.

[0008] Furthermore, a groove is provided on the fixed block, and the telescopic block matches the groove. A fastening screw is provided on the side of the fixed block, and the telescopic block can move along the groove. When it moves to the desired position, the fixed block and the telescopic block can be fixedly assembled by tightening the fastening screw.

[0009] Furthermore, the support seat is L-shaped, and a first slide groove is provided on the top surface of the support seat. First through grooves are symmetrically provided on both sides of the first slide groove. The end of the first reinforcement strip is movably connected to the first slide groove, and the first reinforcement strip is connected to the support seat through a fastening screw. The L-shaped structure of the support seat improves the stability of the overall installation of the end cover. By adjusting the tightness of the fastening screw, the first reinforcement strip can be moved horizontally along the first slide groove to meet the height adjustment requirements of the cover body.

[0010] Furthermore, a second slide groove is provided on the side of the support seat, and second through grooves are symmetrically provided on both sides of the second slide groove. The end of the second reinforcement strip is movably connected to the second slide groove, and the second reinforcement strip is connected to the support seat through a fastening screw. By adjusting the tightness of the fastening screw, the second reinforcement strip can be moved horizontally along the second slide groove to meet the height adjustment requirements of the cover body.

[0011] Furthermore, a scale is provided on the support seat, and the scale is located on a side close to the first through groove and the second through groove. Through the design of the scale, it can be ensured that each first reinforcement bar and the second reinforcement bar are moved to the required position to prevent the end cover from tilting and affecting the overall assembly of the liquid reservoir.

[0012] Furthermore, a first mounting block is provided on the support seat.

[0013] Furthermore, the filtering mechanism includes a positioning ring and a filter screen. The filter screen is arranged on the positioning ring. There are blocks distributed in a ring shape on the outer circumferential side of the positioning ring. The design of the positioning ring and the blocks improves the stability and reliability of the filter screen installation, making installation and disassembly easier.

[0014] Furthermore, a slot is provided on the cover to facilitate assembly of the entire liquid reservoir.

[0015] The processing method of the valve seat type end cover as described above is characterized by comprising the following steps:

[0016] 1) Cover processing

[0017] a. First, process the appropriate cover and liquid outlet interface according to the design requirements. The cover and the liquid outlet interface are integrally formed, and the inner and outer surfaces of the cover are polished.

[0018] b. Then, a card slot is opened along the top surface of the cover body. The card slot is annular in structure, and buckle slots are evenly opened along the inner side of the top of the cover body;

[0019] c. Then, evenly weld the first support blocks along the bottom of the cover so that the two first support blocks on the same side are arranged parallel to each other;

[0020] 2) Filter mechanism installation

[0021] a. First, process the positioning ring of appropriate size according to the size of the cover body and polish the positioning ring;

[0022] b. Install the filter along the inner side of the positioning ring, and weld a clamping block that matches the buckle groove along the outer circumference of the positioning ring;

[0023] c. Then install the filter mechanism on the cover and fix the filter mechanism and the cover with screws;

[0024] 3) Height adjustment mechanism processing

[0025] a. First, determine the size of the fixing block according to the design requirements, machine the corresponding fixing block, open a groove along the bottom of the fixing block, and install fastening screws on the side of the fixing block. At the same time, weld two second support blocks symmetrically along the outer side of the fixing block, and weld the machined fixing block to the bottom of the cover;

[0026] b. Then, make appropriate first and second reinforcing bars according to the lifting height of the cover, and rotatably connect the first and second reinforcing bars to the first and second support blocks;

[0027] c. Then, determine the size of the support base according to the design requirements, and process the corresponding support base. The support base and the first mounting block are integrally formed, and a telescopic block matching the groove is welded to the end of the support base. A first chute is provided along the top surface of the support base, and first through-grooves are symmetrically provided on both sides of the first chute. The first chute matches the first reinforcement strip. A second chute is provided along the side surface of the support base, and second through-grooves are symmetrically provided on both sides of the second chute. The second chute matches the second reinforcement strip.

[0028] 4) End cover assembly

[0029] a. First, the processed cover body is transported to the clamping mechanism, and the cover body is driven up and down by the clamping mechanism through the lifting mechanism. The lifting mechanism is installed on the box body, and the lifting mechanism and the clamping mechanism are controlled by the control box on the box body to realize the clamping and transportation of the cover body;

[0030] b. Then, the control box controls the conveyor belt on the processing table to transport the processed support base to the bottom of the cover body. The lifting mechanism drives the cover body close to the support base, and the push-pull mechanism is activated to move the first reinforcement strip or the second reinforcement strip close to and confine it to the first chute or the second chute on the support base.

[0031] c. Then start the rod insertion mechanism and insert the fastening screw into the first reinforcement bar or the second reinforcement bar through the rod insertion mechanism. After the support base on one side is installed, the height of the cover body is raised and the cover body is driven to rotate to the position where the next support base needs to be installed. The conveyor belt is started to transport the support base to the bottom of the cover body and the next support base is installed until the required support bases are installed;

[0032] d. Finally, remove the assembled end cover and assemble the next end cover.

[0033] The processing method has simple steps, which not only improves the assembly speed of the valve seat type end cover, but also can achieve stable assembly between the support seat and the cover body, meeting the requirements of assembly line production.

[0034] The present invention has the following beneficial effects due to the adoption of the above technical solution:

[0035] 1. Through the design of the height adjustment mechanism, the height position of the valve seat type end cover can be adjusted to meet the adjustment requirements of the height of the liquid outlet interface. It is easy and quick to install and flexible to use. The filtering mechanism is convenient for filtering impurities in the liquid.

[0036] 2. The processing method has simple steps, which not only improves the assembly speed of the valve seat type end cover, but also can achieve stable assembly between the support seat and the cover body, meeting the requirements of assembly line production. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The present invention will be further described below in conjunction with the accompanying drawings:

[0038] Figure 1 This is a rendering of an end cover in a valve seat type end cover and a processing method thereof according to the present invention;

[0039] Figure 2 Schematic diagram of the structure of the cover body in the present invention;

[0040] Figure 3 It is a structural diagram of the filtering mechanism in the present invention;

[0041] Figure 4 It is a structural schematic diagram of the support base in the present invention;

[0042] Figure 5 This is a rendering of the assembly equipment of the present invention;

[0043] Figure 6 It is a structural schematic diagram of the lifting mechanism in the present invention;

[0044] Figure 7 Schematic diagram of the structure of the clamping mechanism of the present invention;

[0045] Figure 8 Schematic diagram of the structure of the rod insertion mechanism in the present invention;

[0046] Figure 9 Schematic diagram of the structure of the lifting assembly in the present invention;

[0047] Figure 10 It is a structural schematic diagram of the push-pull mechanism in the present invention.

[0048] In the figure: 1-cover; 2-filter mechanism; 3-card slot; 4-liquid outlet interface; 5-support seat; 6-fixed block; 7-first reinforcement bar; 8-second reinforcement bar; 9-groove; 10-fastening screw; 11-first support block; 12-second support block; 13-positioning ring; 14-filter screen; 15-card block; 17-telescopic block; 18-first slide; 19-first through slot; 20-second slide; 21-second through slot; 22-first mounting block; 23-box; 24-control box; 25-lifting mechanism; 26-clamping mechanism; 27-rod insertion mechanism; 28-push-pull mechanism; 29-processing table; 30-conveyor belt; 31-limiting block; 32-first support rod; 33-slide rail; 34-first cylinder; 35-lifting plate; 36-support plate; 37-first Second mounting block; 38-third mounting block; 39-horizontal guide rod; 40-first slider; 41-crossbeam; 42-second cylinder; 43-second slider; 44-clamping plate; 45-first motor; 46-transmission wheel; 47-arc groove; 48-support bar; 49-support wheel; 50-first column; 51-second motor; 52-first horizontal moving rod; 53-third cylinder; 54-pushing frame; 55-fastening screw; 56-third motor; 57-top plate; 58-bottom plate; 59-side plate; 60-second support rod; 61-boost block; 62-threaded hole; 63-auxiliary plate; 64-through hole; 65-drive gear; 66-connecting block; 67-second column; 68-fourth motor; 69-stop bar; 70-second horizontal moving rod; 71-push-pull column. DETAILED DESCRIPTION

[0049] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0050] In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts should fall within the scope of protection of the present invention.

[0051] It should be noted that the terms "first," "second," and so on, in the description and claims of the present invention and the accompanying drawings are used to distinguish similar items and are not necessarily used to describe a particular order or precedence. Furthermore, the terms "including," "having," and any variations thereof are intended to cover non-exclusive inclusions.

[0052] like Figures 1 to 4 As shown, a valve seat type end cover of the present invention includes a cover body 1, a liquid outlet interface 4 is provided on the cover body 1, and a height adjustment mechanism is evenly arranged on the bottom surface of the cover body 1, and the height adjustment mechanism includes a fixed block 6, a support seat 5, a first reinforcement strip 7 and a second reinforcement strip 8. The fixed block 6 is evenly arranged on the bottom surface of the cover body 1, and the support seat 5 is connected to the fixed block 6 through a telescopic block 17. One end of the first reinforcement strip 7 is rotatably connected to the cover body 1 through the first support block 11, and the other end of the first reinforcement strip 7 is movably connected to the support seat 5. One end of the second reinforcement strip 8 is rotatably connected to the fixed block 6 through the second support block 12, and the other end of the second reinforcement strip 8 is movably connected to the support seat 5. The cover body 1 can move up and down along the telescopic block 17 through the fixed block 6 to adjust the height position of the cover body 1. The first reinforcement strip 7 and the second reinforcement strip 8 are used to support the cover body 1 to improve the connection strength and stability between the cover body 1 and the support seat 5.

[0053] The fixed block 6 is provided with a groove 9, and the telescopic block 17 matches the groove 9. A fastening screw 10 is provided on the side of the fixed block 6. The telescopic block 17 can move along the groove 9. When it moves to the desired position, the fixed block 6 and the telescopic block 17 can be fixedly assembled by tightening the fastening screw 10.

[0054] The support seat 5 is L-shaped, and a first slide groove 18 is provided on the top surface of the support seat 5. First through grooves 19 are symmetrically provided on both sides of the first slide groove 18. The end of the first reinforcement strip 7 is movably connected to the first slide groove 18. The first reinforcement strip 7 is connected to the support seat 5 through a fastening screw 55. The L-shaped structure of the support seat 5 improves the stability of the overall installation of the end cover. By adjusting the tightness of the fastening screw 55, the first reinforcement strip 7 can be moved horizontally along the first slide groove 18 to meet the height adjustment requirements of the cover body 1.

[0055] A second slide groove 20 is provided on the side of the support seat 5, and second through grooves 21 are symmetrically provided on both sides of the second slide groove 20. The end of the second reinforcement strip 8 is movably connected to the second slide groove 20, and the second reinforcement strip 8 is connected to the support seat 5 through a fastening screw 55. By adjusting the tightness of the fastening screw 55, the second reinforcement strip 8 can be moved horizontally along the second slide groove 20 to meet the height adjustment requirements of the cover body 1.

[0056] The support base 5 is provided with a scale located on a side near the first through slot 19 and the second through slot 21. The scale design ensures that each first reinforcement bar 7 and second reinforcement bar 8 are moved to the desired position, preventing the end cap from tilting and affecting the overall assembly of the liquid reservoir. The support base 5 is provided with a first mounting block 22.

[0057] The cover 1 is provided with a filter mechanism 2 comprising a positioning ring 13 and a filter screen 14. The filter screen 14 is mounted on the positioning ring 13. Blocks 15 are arranged in a circular pattern on the outer circumference of the positioning ring 13. The design of the positioning ring 13 and the block 15 improves the stability and reliability of the installation of the filter screen 14, facilitating installation and removal. The height adjustment mechanism allows the height position of the valve seat-type end cap to be adjusted to meet the height adjustment requirements of the liquid outlet port 4. This allows for quick and easy installation and flexible use, and the filter mechanism 2 facilitates filtering impurities from the liquid. A slot 3 is provided on the cover 1 to facilitate assembly of the entire liquid reservoir.

[0058] As a processing method of a valve seat type end cover as mentioned above (such as Figures 5 to 10 ), comprising the following steps:

[0059] 1) Cover 1 processing

[0060] a. First, process the appropriate cover 1 and liquid outlet interface 4 according to the design requirements. The cover 1 and the liquid outlet interface 4 are integrally formed, and the inner and outer surfaces of the cover 1 are polished.

[0061] b. Then, a card slot 3 is opened along the top surface of the cover body 1. The card slot 3 is annular in structure, and buckle grooves are evenly opened along the inner side of the top of the cover body 1;

[0062] c. Then, the first support blocks 11 are evenly welded along the bottom of the cover 1 so that the two first support blocks 11 on the same side are arranged parallel to each other.

[0063] 2) Installation of filter mechanism 2

[0064] a. First, a positioning ring 13 of appropriate size is processed according to the size of the cover 1, and the positioning ring 13 is polished;

[0065] b. Install the filter 14 along the inner side of the positioning ring 13, and weld the clamping block 15 that matches the buckle groove along the outer circumference of the positioning ring 13;

[0066] c. Then install the filter mechanism 2 on the cover body 1 and fix the filter mechanism 2 and the cover body 1 with screws.

[0067] 3) Height adjustment mechanism processing

[0068] a. First, determine the size of the fixing block 6 according to the design requirements, machine the corresponding fixing block 6, open a groove 9 along the bottom of the fixing block 6, and install fastening screws 10 on the side of the fixing block 6. At the same time, weld two second support blocks 12 symmetrically along the outer side of the fixing block 6, and weld the machined fixing block 6 to the bottom of the cover 1;

[0069] b. Then, make appropriate first reinforcement strips 7 and second reinforcement strips 8 according to the lifting height of the cover body 1, and rotatably connect the first reinforcement strips 7 and second reinforcement strips 8 to the first support block 11 and second support block 12;

[0070] c. Then, determine the size of the support seat 5 according to the design requirements, and process the corresponding support seat 5. The support seat 5 and the first mounting block 22 are integrally formed, and a telescopic block 17 matching the groove 9 is welded to the end of the support seat 5. A first slide groove 18 is opened along the top surface of the support seat 5, and first through grooves 19 are opened symmetrically on both sides of the first slide groove 18. The first slide groove 18 matches the first reinforcement strip 7. A second slide groove 20 is opened along the side surface of the support seat 5, and second through grooves 21 are opened symmetrically on both sides of the second slide groove 20. The second slide groove 20 matches the second reinforcement strip 8.

[0071] 4) End cover assembly

[0072] a. First, the processed cover body 1 is transported to the clamping mechanism 26. The clamping mechanism 26 drives the cover body 1 to move up and down through the lifting mechanism 25. The lifting mechanism 25 is installed on the box body 23. The lifting mechanism 25 and the clamping mechanism 26 are controlled by the control box 24 on the box body 23 to realize the clamping and transportation of the cover body 1.

[0073] The clamping mechanism 26 includes a second mounting block 37, a third mounting block 38, a crossbeam 41 and a clamping plate 44. The second mounting block 37 and the third mounting block are respectively installed on the support plate 36. A horizontal guide rod 39 is provided between the two second mounting blocks 37. A first slider 40 is provided on the horizontal guide rod 39. A second cylinder 42 is provided between the two third mounting blocks 38. The second cylinder 42 is connected to the second slider 43 for movement. The first slider 40 is connected to the second slider 43 through the crossbeam 41. The clamping plate 44 is installed on the crossbeam 41.

[0074] An arc-shaped groove 47 is provided on the clamping plate 44, a support bar 48 is provided on the arc-shaped groove 47, and a support wheel 49 is installed on the support bar 48 for supporting the cover body 1. A first motor 45 and a transmission wheel 46 are provided on one of the clamping plates 44. The first motor 45 is connected to the transmission wheel 46 through a gear set. The transmission wheel 46 is used to drive the cover body 1 to rotate to meet the installation requirements of the support base 5 in different positions.

[0075] Four lifting mechanisms 25 are symmetrically installed on the top surface of the box body 23. The lifting mechanism 25 includes a first support rod 32, a slide rail 33, a first cylinder 34 and a lifting plate 35. The first support rod 32 is fixedly installed on the top surface of the box body 23. The slide rail 33 is fixed on the first support rod 32 and is installed vertically. The first cylinder 34 is arranged on the upper part of the slide rail 33. The first cylinder 34 is connected to the lifting plate 35 through the first piston rod, so that the lifting plate 35 moves up and down along the slide rail 33. A support plate 36 is provided on the lifting plate 35 for installing the clamping mechanism 26.

[0076] b. Then, the control box 24 controls the conveyor belt 30 on the processing table 29 to operate, so that the conveyor belt 30 transports the processed support base 5 to the bottom of the cover body 1, and the lifting mechanism 25 drives the cover body 1 close to the support base 5, and the push-pull mechanism 28 is started to move the first reinforcement strip 7 or the second reinforcement strip 8 close to and confine it in the first slide groove 18 or the second slide groove 20 on the support base 5.

[0077] A limiting block 31 is provided on the conveyor belt 30 to facilitate limiting the support base 5, ensuring the stability and reliability of the support base 5 during transportation and facilitating dropping.

[0078] The push-pull mechanism 28 includes a second column 67 and a second horizontal moving rod 70. The second column 67 is fixed on the processing table 29. A guide groove is provided on the second column 67. The second horizontal moving rod 70 is movably connected to the guide groove. A baffle 69 is provided on the guide groove. A rack is provided on the bottom surface of the second horizontal moving rod 70. A fourth motor 68 is provided on the side of the second column 67. A transmission gear is provided on the fourth motor 68. The transmission gear and the rack are engaged with each other. A push-pull column 71 is provided on the second horizontal moving rod 70 for driving the first reinforcement bar 7 or the second reinforcement bar 8 to move.

[0079] c. Then start the rod insertion mechanism 27, and insert the fastening screw 55 into the first reinforcement bar 7 or the second reinforcement bar 8 through the rod insertion mechanism 27. After the support seat 5 on one side is installed, the height of the cover body 1 is raised, and at the same time, the cover body 1 is driven to rotate to the position where the next support seat 5 needs to be installed. Start the conveyor belt 30 to transport the support seat 5 to the bottom of the cover body 1, and assemble the next support seat 5 until the required support seat 5 is assembled.

[0080] The rod insertion mechanism 27 includes a first column 50, a lifting assembly, a first horizontal moving rod 52, a second motor 51, a third motor 56 and a third cylinder 53. The first column 50 is fixed on the box body 23 and is located between the processing table 29 and the lifting mechanism 25. The second motor 51 is arranged at the top of the first column 50. The second motor 51 is connected to a screw, and the lifting assembly is connected to the screw. The first horizontal moving rod 52 is movably connected to the lifting assembly. The third cylinder 53 is arranged on the first horizontal moving rod 52. The third cylinder 53 is connected to the fastening screw 55 through the pushing frame 54, which is used to push the fastening screw 55 to be inserted into the first reinforcement bar 7 and the second reinforcement bar 8.

[0081] The lifting assembly includes a top plate 57 and a bottom plate 58. The top plate 57 is connected to the bottom plate 58 through a side plate 59 and a second support rod 60. A booster block 61 is provided on the side plate 59. The booster block 61 is provided with a threaded hole 62. The threaded hole 62 matches the screw. Auxiliary plates 63 are symmetrically provided on both sides of the top plate 57 and the bottom plate 58. A through hole 64 is provided on the bottom plate 58. A connecting block 66 is provided on the bottom surface of the bottom plate 58. The third motor 56 is connected to the connecting block 66. The third motor 56 is connected to a driving gear 65 through the connecting block 66 via a rotating shaft. The driving gear 65 passes through the through hole 64. A rack is provided on the bottom surface of the first horizontal moving rod 52, and the rack and the driving gear 65 are engaged with each other.

[0082] d. Finally, remove the assembled end cover and assemble the next end cover.

[0083] The processing method has simple steps, which not only improves the assembly speed of the valve seat type end cover, but also can achieve stable assembly between the support seat 5 and the cover body 1, meeting the requirements of assembly line production.

[0084] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements, or modifications based on the present invention to achieve substantially the same technical effects are all within the scope of protection of the present invention.

Claims

1. A method for processing a valve seat type end cover, characterized in that: The valve seat type end cover comprises a cover body, a liquid outlet port is provided on the cover body, a height adjustment mechanism is evenly provided on the bottom surface of the cover body, and a filter mechanism is provided in the cover body; the steps include: 1) Cover processing a. First, process the appropriate cover and liquid outlet interface according to the design requirements. The cover and the liquid outlet interface are integrally formed, and the inner and outer surfaces of the cover are polished. b. Then, a card slot is opened along the top surface of the cover body. The card slot is annular in structure, and buckle slots are evenly opened along the inner side of the top of the cover body; c. Then, evenly weld the first support blocks along the bottom of the cover so that the two first support blocks on the same side are arranged parallel to each other; 2) Filter mechanism installation a. First, process the positioning ring of appropriate size according to the size of the cover body and polish the positioning ring; b. Install the filter along the inner side of the positioning ring, and weld a clamping block that matches the buckle groove along the outer circumference of the positioning ring; c. Then install the filter mechanism on the cover and fix the filter mechanism and the cover with screws; 3) Height adjustment mechanism processing a. First, determine the size of the fixing block according to the design requirements, machine the corresponding fixing block, open a groove along the bottom of the fixing block, and install fastening screws on the side of the fixing block. At the same time, weld two second support blocks symmetrically along the outer side of the fixing block, and weld the machined fixing block to the bottom of the cover; b. Then, make appropriate first and second reinforcing bars according to the lifting height of the cover, and rotatably connect the first and second reinforcing bars to the first and second support blocks; c. Then, determine the size of the support base according to the design requirements, and process the corresponding support base. The support base and the first mounting block are integrally formed, and a telescopic block matching the groove is welded to the end of the support base. A first chute is provided along the top surface of the support base, and first through-grooves are symmetrically provided on both sides of the first chute. The first chute matches the first reinforcement strip. A second chute is provided along the side surface of the support base, and second through-grooves are symmetrically provided on both sides of the second chute. The second chute matches the second reinforcement strip. 4) End cover assembly a. First, the processed cover body is transported to the clamping mechanism, and the cover body is driven up and down by the clamping mechanism through the lifting mechanism. The lifting mechanism is installed on the box body, and the lifting mechanism and the clamping mechanism are controlled by the control box on the box body to realize the clamping and transportation of the cover body; b. Then, the control box controls the conveyor belt on the processing table to transport the processed support base to the bottom of the cover body. The lifting mechanism drives the cover body close to the support base, and the push-pull mechanism is activated to move the first reinforcement strip or the second reinforcement strip close to and confine it to the first chute or the second chute on the support base. c. Then start the rod insertion mechanism and insert the fastening screw into the first reinforcement bar or the second reinforcement bar through the rod insertion mechanism. After the support base on one side is installed, the height of the cover body is raised and the cover body is driven to rotate to the position where the next support base needs to be installed. The conveyor belt is started to transport the support base to the bottom of the cover body and the next support base is installed until the required support bases are installed; d. Finally, remove the assembled end cover and assemble the next end cover.

2. A method for processing a valve seat type end cover according to claim 1, characterized in that: The height adjustment mechanism includes a fixed block, a support seat, a first reinforcement strip and a second reinforcement strip, the fixed blocks are evenly arranged on the bottom surface of the cover body, the support seat is connected to the fixed block through a telescopic block, one end of the first reinforcement strip is rotatably connected to the cover body through a first support block, the other end of the first reinforcement strip is movably connected to the support seat, one end of the second reinforcement strip is rotatably connected to the fixed block through a second support block, and the other end of the second reinforcement strip is movably connected to the support seat.

3. The method for processing a valve seat type end cover according to claim 2, characterized in that: The fixing block is provided with a groove, the telescopic block matches the groove, and a fastening screw is provided on the side surface of the fixing block.

4. The method for processing a valve seat type end cover according to claim 2, characterized in that: The support seat is L-shaped, and a first slide groove is provided on the top surface of the support seat. First through grooves are symmetrically provided on both sides of the first slide groove. The end of the first reinforcement strip is movably connected to the first slide groove, and the first reinforcement strip is connected to the support seat through a fastening screw.

5. The method for processing a valve seat type end cover according to claim 4, characterized in that: A second slide groove is provided on the side of the support seat, and second through grooves are symmetrically provided on both sides of the second slide groove. The end of the second reinforcement strip is movably connected to the second slide groove, and the second reinforcement strip is connected to the support seat through a fastening screw.

6. A method for processing a valve seat type end cover according to claim 5, characterized in that: The support seat is provided with a scale, and the scale is located on a side close to the first through slot and the second through slot.

7. The method for processing a valve seat type end cover according to claim 2, characterized in that: A first mounting block is provided on the support seat.

8. The method for processing a valve seat type end cover according to claim 1, characterized in that: The filtering mechanism comprises a positioning ring and a filter screen. The filter screen is arranged on the positioning ring. Blocks are distributed in a ring shape on the outer circumferential side surface of the positioning ring.

9. The method for processing a valve seat type end cover according to claim 1, characterized in that: The cover body is provided with a card slot.

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