Auxiliary device for bonding screen cloth to screen frame of screening machine
By designing auxiliary devices for screening machines, a fast, accurate, and firm bonding between the screen mesh and the screen frame is achieved, solving the problems of complexity and unevenness in traditional manual operation, improving production efficiency and reducing costs.
Patent Information
- Application Number
- CN202423054259.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-11
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-11
AI Technical Summary
The bonding of the screen frame and screen mesh in traditional screening machines relies on manual operation, which is complicated, uneven, and prone to damaging the screen mesh, resulting in low production efficiency and increased costs.
An auxiliary device was designed, comprising a frame table, a screw lifting mechanism, a screen frame positioning and placement bracket, a screen tensioning mechanism, and a cutting device. These components enable the screen to be quickly, accurately, and firmly bonded to the screen frame, ensuring that the screen is flat and wrinkle-free and that the tension is precisely controlled.
It improves the bonding quality between the screen and the screen frame, reduces the screen breakage rate, increases production efficiency, and reduces production costs.
Smart Images
Figure CN223556544U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to neodymium iron boron powder technology field, specifically, relate to a kind of for the auxiliary device that screen frame of screening machine is bonded screen. BACKGROUND
[0002] Neodymium iron boron is a kind of magnetic material, is the strongest permanent magnet type known today.Neodymium iron boron can be divided into sintered neodymium iron boron and bonded neodymium iron boron, because the magnetism of sintered neodymium iron boron is far superior to bonded neodymium iron boron, thus sintered neodymium iron boron is widely used in electronics, power machinery, medical devices, toys, packaging, hardware machinery, aerospace and other fields.In the production process of neodymium iron boron magnet, screening machine is used to classify and screen magnet particles.The bonding quality of the screen frame and screen of screening machine directly affects the screening effect and the purity of magnet.The traditional bonding method is mostly dependent on manual operation, and there are problems such as complex operation, uneven bonding, easy damage to screen, which reduces production efficiency and increases production cost.
[0003] Therefore, the present application is proposed. UTILITY MODEL CONTENT
[0004] The technical problem to be solved by the utility model is that the bonding of the screen frame and screen of screening machine is mostly dependent on manual operation, and there are problems such as complex operation, uneven bonding, easy damage to screen, which reduces production efficiency and increases production cost, and the purpose is to provide an auxiliary device for bonding screen of screening machine screen frame, which can realize quick, accurate and firm bonding of screen and screen frame, improve bonding quality, reduce screen damage rate in manual bonding, improve production efficiency and reduce production cost.
[0005] The utility model realizes the following technical scheme:
[0006] An auxiliary device for bonding screen of screening machine screen frame, comprising a frame table, the frame table comprises a table frame, the top of the table frame is provided with a workbench surface, and a screen frame through hole is formed in the workbench surface;
[0007] A lead screw lifting mechanism is arranged below the screen frame through hole, and a screen frame positioning and placing support is arranged on the lead screw lifting mechanism;
[0008] The screen frame positioning and placing support is used for placing the screen frame, and the lead screw lifting mechanism is used for driving the screen frame positioning and placing support to move upward so that the screen frame passes through the screen frame through hole;
[0009] A screen tensioning mechanism and a screen fixing support are arranged around the screen frame through hole on the workbench surface, and a screen cutting device is further arranged on one side of the screen frame through hole.
[0010] The auxiliary device for screen frame and screen mesh adhesion can realize quick, accurate and firm adhesion of the screen mesh and the screen frame, improves the adhesion quality, reduces the screen mesh damage rate in manual adhesion, improves the production efficiency and reduces the production cost.
[0011] When the auxiliary device for screen frame and screen mesh adhesion is used, the screen frame is first placed on the screen frame positioning and placing support, the position of the screen frame is ensured to be accurate and stable, then the screen mesh is installed on the screen mesh tensioning mechanism, the tensioning force is adjusted to keep the screen mesh flat and wrinkle-free.
[0012] In a specific embodiment, the screw rod lifting mechanism comprises a lifting mechanism base and a lifting working surface, and a scissor type lifting structure driven by a screw rod is arranged between the lifting mechanism base and the lifting working surface.
[0013] In a specific embodiment, the scissor type lifting structure comprises two groups of link rod assemblies arranged in a scissor type structure, a screw rod seat is arranged between the two groups of link rod assemblies, a screw rod is installed on the screw rod seat, the link rod assemblies can be driven to lift or lower the lifting working surface by rotating the screw rod, a hand wheel is further installed at the end of the screw rod, and the upper end and the lower end of the link rod assemblies are slidably installed on the lifting mechanism base and the lifting working surface through hinge pins.
[0014] The lifting and lowering of the lifting working surface are realized by rotating the hand wheel to drive the screw rod seat to move and drive the overall hinge movement of the link rod assemblies, so as to adjust the distance between the screen frame and the screen mesh and enable the screen frame to be stably and accurately attached to the screen mesh.
[0015] In a specific embodiment, the screen frame positioning and placing support comprises a supporting ring, a fixed stand is arranged below the supporting ring, a fixed insertion hole for the fixed stand to be inserted and fixed is arranged on the lifting working surface, a plurality of positioning blocks are arranged on the outer edge of the supporting ring along the circumferential direction, and a positioning groove is further arranged on the surface of the supporting ring.
[0016] The fixed stand of the screen frame positioning and placing support and the fixed insertion hole of the lifting working surface can realize the fixation of the screen frame positioning and placing support, the screen frame can be fixed and limited through the positioning groove and the positioning block after being placed on the supporting ring, movement of the screen frame relative to the supporting ring is avoided, and the stability of the screen frame during upward movement and adhesion is improved.
[0017] In an embodiment, the screen tensioning mechanism comprises a lower screen clamp plate and an upper screen clamp plate, and the lower screen clamp plate and the upper screen clamp plate are provided with screen clamp locking devices.
[0018] In an embodiment, the lower screen clamp plate is slidably installed on the workbench top, and the lower screen clamp plate can slide back and forth along the workbench top towards the direction of the screen frame through hole, and a screen clamp sliding locking device is further installed between the lower screen clamp plate and the workbench top.
[0019] In an embodiment, the screen tensioning mechanism further comprises a screen tensioning force adjusting device, and the screen tensioning force adjusting device comprises a tensioning force adjusting screw, which is fixedly installed on the workbench top through a tensioning adjusting screw seat, and one end of the tensioning force adjusting screw is provided with a tensioning force adjusting nut, and the other end is connected with the lower screen clamp plate through a tensioning spring.
[0020] The screen tensioning mechanism can stretch and straighten the screen, and ensure that the screen remains flat and wrinkle-free during the bonding process.
[0021] In an embodiment, the screen tensioning mechanism is arranged along the periphery of the screen frame through hole, the screen fixing support is arranged on one side of the screen frame through hole, and the screen cutting device is arranged between the screen fixing support and the screen frame through hole.
[0022] In an embodiment, the screen fixing support comprises a screen rotating fixing rod arranged in parallel with the end of the workbench top, and the two ends of the screen rotating fixing rod are connected to the end of the workbench top through mounting columns, and the screen rotating fixing rod can rotate around its own axis and is provided with a fixing pin at the end.
[0023] The screen fixing support can pre-wind the screen on the screen fixing support to form a screen cylinder, and then introduce the screen into the screen tensioning mechanism for clamping and stretching, thereby facilitating the continuous performance of the screen bonding work.
[0024] In an embodiment, the screen cutting device comprises a cutting knife base arranged on the workbench top, and the cutting knife base is provided with a cutting knife on one side, and the cutting knife can move up and down along the side of the cutting knife base; the cutting knife is slidably installed on the side of the cutting knife base through a connecting nut, the upper end of the cutting knife is connected to the top of the cutting knife base through a spring, and a handle is further arranged above the cutting knife.
[0025] First, the screen is introduced from the screen fixing support to the screen tensioning mechanism, and when the screen is fixed, it passes below the cutter, and when the screen and the screen frame are bonded, the cutter is pressed downward by the hand grip to cut the screen, and then the cutter is restored to a high position under the action of the spring.
[0026] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0027] 1. The auxiliary device for bonding the screen in the screen frame of the screening machine can realize quick, accurate and firm bonding of the screen and the screen frame, improve the bonding quality, reduce the screen damage rate in manual bonding, improve the production efficiency and reduce the production cost.
[0028] 2. The auxiliary device for bonding the screen in the screen frame of the screening machine can realize the lifting and lowering of the lifting work surface by rotating the hand wheel to drive the movement of the screw rod seat and drive the overall hinged movement of the connecting rod assembly, so that the distance between the screen frame and the screen is adjusted, and the screen frame can be stably and accurately attached to the screen.
[0029] 3. The auxiliary device for bonding the screen in the screen frame of the screening machine can realize the fixation of the screen positioning and placing support through the fixed stand column of the screen positioning and placing support and the fixed insertion hole of the lifting work surface, and can limit and fix the screen through the positioning groove and the positioning block when the screen is placed on the supporting ring, so that the stability of the screen during upward movement and bonding process is improved.
[0030] 4. The auxiliary device for bonding the screen in the screen frame of the screening machine can stretch and straighten the screen through the screen tensioning mechanism, and ensure that the screen remains flat and wrinkle-free during bonding, wherein the clamp is composed of a screen clamp lower clamping plate, a screen clamp upper clamping plate and a screen clamp locking device, can firmly clamp the screen, and the tensioning force of the screen can be adjusted through the tensioning force adjusting nut of the screen tensioning force adjusting device, so that the tensioning degree of the screen is accurately controlled.
[0031] 5. The auxiliary device for bonding the screen in the screen frame of the screening machine can realize the cutting of the screen by pressing the cutter downward by the hand grip after the screen and the screen frame are bonded, and then the cutter is restored to a high position under the action of the spring. BRIEF DESCRIPTION OF DRAWINGS
[0032] In order to more clearly illustrate the technical scheme in the example embodiments of the present application, the drawings used in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be considered as limiting the scope. Other related drawings can also be obtained by those skilled in the art without creative labor on the basis of the drawings.
[0033] Figure 1 The auxiliary device structure schematic view for the screen frame and screen net adhesion provided by the embodiment of the present application;
[0034] Figure 2 The frame table structure schematic view provided by the embodiment of the present application;
[0035] Figure 3 The screw rod lifting mechanism structure schematic view provided by the embodiment of the present application;
[0036] Figure 4 The screen frame positioning and placing support structure schematic view provided by the embodiment of the present application;
[0037] Figure 5 The screen net tensioning mechanism and screen net fixing support structure schematic view provided by the embodiment of the present application;
[0038] Figure 6 The screen net cutting device structure schematic view provided by the embodiment of the present application.
[0039] The marks in the drawings and the corresponding component names are as follows:
[0040] 1-frame table, 12-table frame, 13-workbench surface, 14-screen frame through hole, 2-screw rod lifting mechanism, 21-lifting mechanism base, 22-hand wheel, 23-screw rod seat, 24-screw rod, 25-linkage assembly, 26-hinge pin, 27-lifting work surface, 3-screen frame positioning and placing support, 31-fixed stand, 32-supporting ring, 33-positioning block, 4-screen net tensioning mechanism, 43-tensioning adjusting screw seat fixing bolt, 44-tensioning adjusting screw seat, 45-tensioning force adjusting nut, 46-tensioning force adjusting screw, 47-tensioning spring, 48-screen net clamp lower clamping plate, 49-screen net clamp upper clamping plate, 410-screen net clamp sliding locking device, 411-screen net clamp locking device, 5-screen net fixing support, 51-screen net rotating fixing rod, 52-fixing pin, 6-screen net cutting device, 61-cutting knife base, 62-connecting nut, 63-spring, 64-spring fixing screw, 65-cutter, 66-handle. DETAILED DESCRIPTION
[0041] In order to make the purpose, technical scheme and advantages of the utility model clearer, specific embodiments and drawings are used to make a further detailed description of the utility model, the schematic embodiment and the description thereof are only used to explain the utility model, and do not limit the utility model.
[0042] In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the utility model. However, it will be apparent to one ordinarily skilled in the art that the specific details need not be employed to practice the utility model. In other embodiments, well-known structures have not been described in detail in order to avoid obscuring the utility model.
[0043] In the entire description, the reference to "one embodiment", "an embodiment", "one example" or "an example" means that the specific features, structures or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Therefore, the phrases "one embodiment", "an embodiment", "one example" or "an example" appearing in various places in the entire description do not necessarily refer to the same embodiment or example. In addition, specific features, structures or characteristics can be combined in one or more embodiments or examples in any appropriate combination and / or subcombination. In addition, those skilled in the art should understand that the drawings provided herein are for illustrative purposes only, and the drawings are not necessarily drawn to scale. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0044] In the description of the utility model, the orientation or position relationship indicated by the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the protection scope of the utility model.
[0045] Embodiment
[0046] As Figures 1-6 shown, the utility model embodiment provides a kind of auxiliary device for screening machine screen frame bonding screen, including frame table 1, the frame table 1 includes table frame 11, the top of the table frame 11 is provided with workbench top 13, the workbench top 13 is opened and is provided with screen frame through hole 14;
[0047] The lower portion of the screen frame through hole 14 is provided with screw rod lifting mechanism 2, and the screw rod lifting mechanism 2 is provided with screen frame positioning placement support 3;
[0048] The screen frame positioning and placing support 3 is used for placing the screen frame, and the screw rod lifting mechanism 2 is used for driving the screen frame positioning and placing support 3 to move upwards so that the screen frame passes through the screen frame through hole 14.
[0049] The screen mesh tensioning mechanism 4 and the screen mesh fixing support 5 are arranged around the screen frame through hole 14 on the workbench top 13, and the screen mesh cutting device 6 is further arranged on one side of the screen frame through hole 14.
[0050] The auxiliary device for screen frame and screen mesh bonding can realize quick, accurate and firm bonding of the screen mesh and the screen frame, improves the bonding quality, reduces the screen mesh damage rate in manual bonding, improves the production efficiency and reduces the production cost.
[0051] In use, the screen frame is first placed on the screen frame positioning and placing support 3, the position of the screen frame is ensured to be accurate and stable, then the screen mesh is installed on the screen mesh tensioning mechanism 4, the tensioning force is adjusted to keep the screen mesh flat and wrinkle-free, then the bonding surface of the screen frame is evenly coated with appropriate amount of glue, the screw rod lifting mechanism 2 is driven to make the screen frame positioning and placing support 3 rise, the screen frame is stably and accurately adhered to the screen mesh, after the glue is dry, the screen mesh cutting device 6 is used to cut off the excess screen mesh, then the screw rod lifting mechanism 2 is reversely operated to make the screen frame positioning and placing support 3 descend, and the screen frame with the bonded screen mesh is taken off.
[0052] In a specific embodiment, the screw rod lifting mechanism 2 comprises a lifting mechanism base 21 and a lifting work surface 27, and a scissor type lifting structure driven by a screw rod is arranged between the lifting mechanism base 21 and the lifting work surface 27.
[0053] In a specific embodiment, the scissor type lifting structure comprises two groups of connecting rod assemblies 25 arranged in a scissor type structure, a screw rod seat 23 is arranged between the two groups of connecting rod assemblies 25, a screw rod 24 is installed on the screw rod seat 23, the connecting rod assemblies 25 can be driven to lift or lower the lifting work surface 27 by rotating the screw rod 24, a hand wheel 22 is further installed at the end of the screw rod 24, and the upper end and the lower end of the connecting rod assemblies 25 are slidably installed on the lifting mechanism base 21 and the lifting work surface 27 through hinge pins 26.
[0054] The utility model drives the screw rod seat 23 to move by rotating the hand wheel, thereby driving the connecting rod assemblies 25 to move as a whole to realize the lifting and lowering of the lifting work surface 27, so as to adjust the distance between the screen frame and the screen mesh, and make the screen frame stably and accurately adhere to the screen mesh.
[0055] In a specific embodiment, the screen positioning and placing support 3 comprises a support ring 32, a fixed stand 31 is arranged below the support ring 32, a fixed insertion hole is arranged on the lifting working surface 27 for inserting and fixing the fixed stand 31, a plurality of positioning blocks 33 are arranged on the outer edge of the support ring 32 in the circumferential direction, and a positioning groove is arranged on the surface of the support ring 32.
[0056] The fixed stand 31 of the screen positioning and placing support 3 and the fixed insertion hole of the lifting working surface 27 can fix the screen positioning and placing support 3, the screen can be limited and fixed through the positioning groove and the positioning block 33 after the screen is placed on the support ring 32, and the screen is prevented from moving relative to the support ring 32, so that the stability of the screen during upward movement and bonding is improved.
[0057] In a specific embodiment, the screen tensioning mechanism 4 comprises a screen clamp lower clamping plate 48 and a screen clamp upper clamping plate 49, and a screen clamp locking device 411 is arranged on the screen clamp lower clamping plate 48 and the screen clamp upper clamping plate 49.
[0058] In a specific embodiment, the screen clamp lower clamping plate 48 is slidably installed on the working table surface 13, the screen clamp lower clamping plate 48 can slide back and forth along the working table surface 13 towards the direction of the frame through hole 14, and a screen clamp sliding locking device 410 is further installed between the screen clamp lower clamping plate 48 and the working table surface 13.
[0059] In a specific embodiment, the screen tensioning mechanism 4 further comprises a screen tensioning force adjusting device, the screen tensioning force adjusting device comprises a tensioning force adjusting screw 46, the tensioning force adjusting screw 46 is fixedly installed on the working table surface 13 through a tensioning adjusting screw seat 44, the tensioning adjusting screw seat 44 is installed on the working table surface 13 through a tensioning adjusting screw seat fixing screw 43, a tensioning force adjusting nut 45 is arranged on one end of the tensioning force adjusting screw 46, and the other end of the tensioning force adjusting screw 46 is connected with the screen clamp lower clamping plate 48 through a tensioning spring 47.
[0060] The screen tensioning mechanism 4 can flatten and straighten the screen, and ensure that the screen remains flat and wrinkle-free during bonding, wherein the clamp is composed of the screen clamp lower clamping plate 48, the screen clamp upper clamping plate 49 and the screen clamp locking device 411, can firmly clamp the screen, and the tensioning force adjusting nut 45 of the screen tensioning force adjusting device can adjust the tensioning force, so that the tensioning degree of the screen can be accurately controlled.
[0061] In a specific embodiment, the screen tensioning mechanism 4 is arranged along the periphery of the screen frame through hole 14, the screen fixing support 5 is arranged on one side of the screen frame through hole 14, and the screen cutting device 6 is arranged between the screen fixing support 5 and the screen frame through hole 14.
[0062] In a specific embodiment, the screen fixing support 5 comprises a screen rotating fixing rod 51 arranged parallel to the end of the workbench top 13, the two ends of the screen rotating fixing rod 51 are connected to the ends of the workbench top 13 through mounting columns, and the screen rotating fixing rod 51 can rotate around its own axis and is provided with a fixing pin 52 at the end.
[0063] The screen fixing support 5 can be used to pre-wind the screen on the screen fixing support 5 to form a screen cylinder, and then introduce the screen into the screen tensioning mechanism 4 for clamping and tensioning, so that the screen bonding work can be continuously carried out.
[0064] In a specific embodiment, the screen cutting device 6 comprises a cutting knife base 61 arranged on the workbench top 13, one side of the cutting knife base 61 is provided with a cutting knife 65, the cutting knife 65 can move up and down along the side edge of the cutting knife base 61, the cutting knife 65 is slidably installed on the side edge of the cutting knife base 61 through a connecting nut 62, the upper end of the cutting knife 65 is connected to the top of the cutting knife base 61 through a spring 63, the spring 63 is fixed to the top of the cutting knife base 61 through a spring fixing screw 64, and a handle 66 is further arranged above the cutting knife 65.
[0065] Firstly, the screen is introduced from the screen fixing support 5 into the screen tensioning mechanism 4 and fixed from below the cutting knife 65, when the screen and the screen frame are bonded, the cutting of the screen is realized by pressing the cutting knife 65 downward through the handle 66, and then the cutting knife 66 is restored to the high position under the action of the spring 63.
[0066] The above specific embodiments further illustrate the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only a specific embodiment of the utility model and is not used to limit the protection scope of the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. An auxiliary device for screening machine screen frame bonding screen mesh, characterized in that, Including frame table (1), frame table (1) including table frame (11), the top of table frame (11) is provided with workbench top (13), the workbench top (13) is provided with the screen frame through hole (14); The screen frame through hole (14) is provided with a lead screw lifting mechanism (2) below, the lead screw lifting mechanism (2) is provided with a screen frame positioning and placing support (3); The screen frame positioning and placing support (3) is used for placing the screen frame, and the lead screw lifting mechanism (2) is used for driving the screen frame positioning and placing support (3) to move upward to make the screen frame pass through the screen frame through hole (14); The workbench top (13) is provided with a screen mesh tensioning mechanism (4) and a screen mesh fixing support (5) around the screen frame through hole (14), and a screen mesh cutting device (6) is further provided on one side of the screen frame through hole (14).
2. An auxiliary device for adhering the screen to the screen frame of a screening machine according to claim 1, characterized in that, The lead screw lifting mechanism (2) includes a lifting mechanism base (21) and a lifting working surface (27), and a lead screw driven scissor type lifting structure is arranged between the lifting mechanism base (21) and the lifting working surface (27).
3. An auxiliary device for adhering screen to a screen frame of a screening machine according to claim 2, characterized in that, The scissor type lifting structure includes two groups of link assemblies (25) arranged in a scissor type structure, a lead screw seat (23) is arranged between the two groups of link assemblies (25), a lead screw (24) is installed on the lead screw seat (23), and the lead screw (24) can drive the link assemblies (25) to lift or lower the lifting working surface (27) by rotating.
4. The auxiliary device for bonding the screen to the screen frame of a screening machine according to claim 2, characterized in that, The screen frame positioning and placing support (3) includes a supporting ring (32), a fixed stand (31) is arranged below the supporting ring (32), a fixed insertion hole is arranged on the lifting working surface (27) for inserting and fixing the fixed stand, and a plurality of positioning blocks (33) are arranged on the outer edge of the supporting ring (32) along the circumferential direction.
5. The auxiliary device for adhering the screen to the screen frame of the screening machine according to claim 3, characterized in that, The screen mesh tensioning mechanism (4) includes a screen mesh clamp lower clamping plate (48) and a screen mesh clamp upper clamping plate (49), and a screen mesh clamp locking device (411) is arranged on the screen mesh clamp lower clamping plate (48) and the screen mesh clamp upper clamping plate (49).
6. An auxiliary device for adhering screen to a screen frame of a screening machine according to claim 5, characterized in that, The screen mesh clamp lower clamping plate (48) is slidably installed on the workbench top (13), the screen mesh clamp lower clamping plate (48) can slide back and forth along the workbench top (13) towards the direction of the screen frame through hole (14), and a screen mesh clamp sliding locking device (410) is further installed between the screen mesh clamp lower clamping plate (48) and the workbench top (13).
7. An auxiliary device for adhering screen to a screen frame of a screening machine according to claim 6, characterized in that, The screen mesh tensioning mechanism (4) further includes a screen mesh tensioning force adjusting device, the screen mesh tensioning force adjusting device includes a tensioning force adjusting screw (46), the tensioning force adjusting screw (46) is fixedly installed on the workbench top (13) through a tensioning adjusting screw seat (44), a tensioning force adjusting nut (45) is sleeved on one end of the tensioning force adjusting screw (46), and the other end is connected with the screen mesh clamp lower clamping plate (48) through a tensioning spring (47).
8. An auxiliary device for adhering screen to a screen frame of a screening machine according to claim 1, characterized in that, The screen mesh tensioning mechanism (4) is respectively arranged around the screen frame through hole (14), the screen mesh fixing support (5) is arranged on one side of the screen frame through hole (14), and the screen mesh cutting device (6) is arranged between the screen mesh fixing support (5) and the screen frame through hole (14).
9. An auxiliary device for adhering screen to a screen frame of a screening machine according to claim 8, characterized in that, The screen fixing support (5) comprises a screen rotating fixing rod (51) arranged in parallel with the end of the workbench top (13), both ends of the screen rotating fixing rod (51) are connected to the end of the workbench top (13) through mounting columns, the screen rotating fixing rod (51) can rotate around its own axis and is provided with a fixing pin (52) at the end.
10. An auxiliary device for adhering screen to a screen frame of a screening machine according to claim 8, characterized in that, The screen cutting device (6) comprises a cutting knife base (61) arranged on the workbench top (13), one side of the cutting knife base (61) is provided with a cutting knife (65), the cutting knife (65) can move up and down along the side edge of the cutting knife base (61).