Dust removal device for press machine

The dust removal device for hydraulic presses automates debris and dust collection, addressing inefficiencies by continuously filtering and cleaning, thus enhancing operational convenience and efficiency.

CN119175914APending Publication Date: 2024-12-24JINGJIANG CITY AOXIANG TRAFFIC EQUIP MFG CO LTD
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Patent Information

Application Number
CN202411676007.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-22
Publication Date
2024-12-24

AI Technical Summary

Technical Problem

Hydraulic presses require manual debris and dust cleaning, which is time-consuming, labor-intensive, and necessitates machine shutdown, leading to inefficiency and inconvenience.

Method used

A dust removal device with a vacuum cleaner, filter cartridge, and cleaning component that automatically collects and filters dust from the press platform, using rotating mechanisms to maintain filter efficiency and a brush to clean residual dust.

Benefits of technology

Automated dust removal enhances operational convenience and efficiency by continuously filtering and cleaning debris without machine shutdown, improving the usability of hydraulic presses.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a dust removal device for a press machine, and relates to the technical field of press machines, the dust removal device comprises a machining table and a base, a pressure head is arranged below the machining table, a bearing table is arranged above the base, dust collectors are arranged on the two sides of the base, a filter cartridge is arranged in the base, air outlets are formed in the two sides of the interior of the base, and a plug-in assembly is arranged in the filter cartridge; and a cleaning assembly is arranged above the base. According to the dust removal device, the motor is started, the motor drives the filter cartridge to continuously rotate through the transmission assembly when rotating forwards, and the filter cartridge continuously turns over through rotation, so that dust remaining above the filter cartridge after being filtered by the filter cartridge can be rotated to fall into the base; and meanwhile, the motor can drive an upper inserting rod, a lower inserting rod, a left inserting rod and a right inserting rod to continuously and alternately reciprocate through a transmission assembly, and the inserting rods are inserted into holes in the upper portion of the filter cartridge to poke out residual scraps and dust in the holes.
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Description

Technical Field

[0001] The invention mainly relates to the technical field of presses, and in particular to a dust removal device for a press. Background Art

[0002] A hydraulic press, also known as a hydraulic forming press, is a dust removal device used in presses. It is a piece of equipment that uses various metal and non-metal materials for forming and processing. At present, when a hydraulic press is working, some debris from the peeling of the workpiece will remain on the workbench of the hydraulic press. The presence of these debris can easily affect the accuracy of subsequent workpiece positioning. However, on the supporting platform of today's hydraulic presses, the debris is generally cleaned manually, which not only requires the machine to be shut down to ensure the safety of operation, but also manual cleaning is time-consuming and labor-intensive, making the use of hydraulic presses inconvenient and inefficient. Summary of the invention

[0003] The technical solution of the present invention aims at the technical problem that the existing technical solutions are too single, and provides a solution that is significantly different from the existing technologies. It mainly provides a dust removal device for a press, which is used to solve the technical problem proposed in the above background technology that the hydraulic press needs to stop working when cleaning the debris and dust generated on the support platform, and then continue to work after the debris and dust are manually cleaned, which results in the hydraulic press being inconvenient to use and having low cleaning efficiency.

[0004] The technical solution adopted by the present invention to solve the above technical problems is: A dust removal device for a press comprises a processing table and a base, wherein a pressure head is arranged below the processing table, a supporting platform is arranged above the base, vacuum cleaners for sucking dust into the base are arranged on both sides of the base, a filter cartridge for filtering the dust sucked into the base is arranged inside the base, air outlets for discharging filtered air out of the base are arranged on both sides of the base, a plug-in component for keeping the inside of the filter cartridge holes unobstructed is arranged inside the filter cartridge, and a cleaning component for cleaning dust adhering to the base and the supporting platform is arranged above the base.

[0005] Preferably, the air outlet is fixedly installed on both sides of the base, the two ends of the filter cartridge are rotatably connected to the air outlet respectively, the vacuum cleaner air inlet is arranged on both sides of the supporting platform, the vacuum cleaner air outlet is arranged on both sides of the base cavity, and the vacuum cleaner air outlet is arranged on the outside of the filter cartridge.

[0006] Preferably, a motor is fixedly installed inside the base, a rotating shaft is fixedly installed at the output end of the motor, the rotating shaft is rotatably connected inside the base, a first rotating rod is rotatably connected inside the base, a one-way push block is provided at the upper end of the rotating shaft, a pushing tooth block is fixedly installed at the lower end of the first rotating rod, and the one-way push block is fitted with one side of the pushing tooth block.

[0007] Preferably, a rotating sleeve is fixedly mounted on the upper end of the first rotating rod, a third rotating rod is rotatably connected inside the rotating sleeve, a fourth rotating rod is rotatably connected to the outer side of the outer wall of the rotating sleeve, a first pulley set is sleeved between the third rotating rod and the fourth rotating rod, and a fan is fixedly mounted on the third rotating rod.

[0008] Preferably, a transmission block is fixedly installed inside the base, a circle of tooth grooves is provided on the transmission block, and a first flat gear is fixedly installed on the fourth rotating rod, and the first flat gear is meshed with the tooth groove.

[0009] Preferably, a second rotating rod is fixedly mounted on the rotating sleeve, the cleaning assembly includes a connecting plate and a brush, a connecting plate is fixedly mounted on the second rotating rod, a brush is arranged under the connecting plate, and the inner cavity of the rotating sleeve, the inner cavity of the second rotating rod, the inner cavity of the connecting plate and the holes on the brush are connected to each other.

[0010] Preferably, a first transmission rod is rotatably connected inside the base, a first bevel gear set is sleeved between the first transmission rod and the rotating shaft, and a second transmission rod is rotatably connected inside the base, a second bevel gear set is sleeved between the second transmission rod and the first transmission rod.

[0011] Preferably, a second spur gear is fixedly mounted on the second transmission rod, a circle of transmission gear blocks is arranged on the outer side of the filter cylinder, and the second spur gear is meshed with the transmission gear blocks.

[0012] Preferably, a support rod is rotatably connected inside the air outlet, a second pulley set is sleeved between the support rod and the second transmission rod, and an elliptical push block is fixedly mounted on the support rod.

[0013] Preferably, the plug-in assembly includes a limiting rod, a limiting block is fixedly installed inside the air outlet, the limiting rod is slidably connected to the limiting block, a transmission plate is fixedly installed at one end of the limiting rod, one side of the transmission plate is fitted with an elliptical push block, a spring is sleeved on the limiting rod, and a plug-in rod is provided at one end of the limiting rod away from the transmission plate.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the waste dust generated by processing on the carrier platform and the base is sucked into the base through a vacuum cleaner, and a filter cartridge is provided inside the base to filter the air continuously delivered in. The dust in the air is filtered out and remains inside the base, while the clean air passes through the filter cartridge and is discharged from the base through the air outlet. In this way, the waste dust generated during or after the processing of the press can be recovered, thereby improving the convenience of using the press.

[0015] Start the motor. When the motor rotates forward, it drives the filter cartridge to rotate continuously through the transmission assembly. The filter cartridge is constantly turned over by rotation, so that the dust remaining on the top of the filter cartridge after filtering can be transferred to the inside of the base. At the same time, the motor drives the upper and lower plug-in rods and the left and right plug-in rods to continuously perform alternating reciprocating motions through the transmission assembly. The plug-in rods are inserted into the holes above the filter cartridge to poke out the waste dust remaining in the holes to prevent the waste dust from clogging the holes of the filter cartridge. In this way, the filter cartridge can filter the waste dust in the air efficiently for a long time.

[0016] The motor is reversed and still drives the filter cartridge to rotate and multiple groups of plug-in rods to perform alternating reciprocating motion through the transmission assembly. The motor drives the brush to rotate through the transmission assembly. At the same time, the motor drives the fan to reverse through the transmission assembly, and the fan rotation speed is higher than the brush rotation speed. The fan rotates to blow air through the brush, and the brush rotates to clean the waste dust above the carrier platform and the base. The brush can sweep down the waste dust stuck on the carrier platform and the base. Blowing air through the holes of the brush improves the effect of cleaning the waste stuck on the carrier platform and the base. At the same time, the brush blowing air can blow out the waste dust in the gaps and holes that the brush cannot reach, thereby improving the effect of cleaning the waste dust above the carrier platform and the base.

[0017] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the side three-dimensional structure of the present invention; Figure 3 It is a schematic diagram of the cross-sectional three-dimensional structure of the present invention; Figure 4 It is a front view schematic diagram of the internal structure of the base of the present invention; Figure 5 It is a side view schematic diagram of the internal structure of the base of the present invention; Figure 6 It is a schematic diagram of the cross-sectional structure of the connecting plate of the present invention; Figure 7It is a schematic diagram of the cross-sectional structure of the rotating sleeve of the present invention; Figure 8 This is a front view schematic diagram of the internal structure of the filter cartridge of the present invention; Fig. 9 It is a side view schematic diagram of the internal structure of the filter cartridge of the present invention; Fig.10 for Figure 6 The enlarged structural diagram at A in the middle; The markings in the figure are: 1. Processing table; 2. Base; 3. Carrying table; 4. Pressure head; 5. Vacuum cleaner; 6. Filter cartridge; 7. Air outlet; 8. Motor; 9. Rotating shaft; 10. First rotating rod; 11. Rotating sleeve; 12. Second rotating rod; 13. One-way push block; 14. Push tooth block; 15. Third rotating rod; 16. Fan; 17. Fourth rotating rod; 18. First pulley group; 19. Transmission block; 20. First flat gear; 21. Tooth groove; 22. Connecting plate; 23. Brush; 24. First transmission rod; 25. First bevel gear group; 26. Second transmission rod; 27. Second bevel gear group; 28. Second flat gear; 29. ​​Transmission tooth block; 30. Support rod; 31. Second pulley group; 32. Elliptical push block; 33. Transmission plate; 34. Limit block; 35. Limit rod; 36. Spring; 37. Connecting rod. DETAILED DESCRIPTION

[0019] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0020] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly connected by technicians in the technical field to which the present invention belongs. The terminology used in the specification of the present invention is for the purpose of describing specific embodiments and is not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0022] Please refer to the attached Figure 1-Figure 10A dust removal device for a press machine comprises a processing table 1 and a base 2, a pressure head 4 is arranged below the processing table 1, a bearing platform 3 is arranged above the base 2, dust collectors 5 for sucking dust into the base 2 are arranged on both sides of the base 2, a filter cartridge 6 for filtering the dust sucked into the base 2 is arranged inside the base 2, air outlets 7 for discharging filtered air out of the base 2 are arranged on both sides of the base 2, a plug-in component for keeping the holes of the filter cartridge 6 unobstructed is arranged inside the filter cartridge 6, and a cleaning component for cleaning the dust adhering to the base 2 and the bearing platform 3 is arranged above the base 2.

[0023] The specific operation process of the present invention is as follows: place the product on the carrier 3, lower the pressure head 4, press the product on the carrier 3 through the pressure head 4 for processing, start the vacuum cleaner 5, absorb the waste dust generated by the processing on the carrier 3 and the base 2, absorb the waste dust into the base 2, filter it through the filter cartridge 6, the waste dust remains in the base 2, and the clean air after filtering passes through the filter cartridge 6 and is discharged from the base 2 through the air outlet 7, and the motor 8 is started at the same time. When the motor 8 rotates forward, the motor 8 mobilizes the filter cartridge 6 to rotate through the transmission assembly, and at the same time, the motor 8 drives the upper and lower sides of the plug-in assembly through the transmission assembly The filter cartridge 6 performs alternating reciprocating motion with the left and right sides, and the waste dust attached to the top is rotated and falls into the base 2 by the rotation. The plug-in component is inserted into the hole above the filter cartridge 6 by alternating reciprocating motion, and the waste dust inside the filter cartridge 6 is poked out to prevent the hole above the filter cartridge 6 from being blocked and affecting the efficiency of filtering the waste dust. When the press stops working, the motor 8 is reversed, and the motor 8 drives the cleaning component to run through the transmission component. The cleaning component cleans the waste dust adhered to the support platform 3 and the base 2, and blows out the waste dust that cannot be cleaned in the gap between the support platform 3 and the base 2 by blowing.

[0024] Please refer to Figure 1-Figure 3 The air outlet 7 is fixedly installed on both sides of the base 2, and both ends of the filter cartridge 6 are rotatably connected to the air outlet 7, the inlet of the vacuum cleaner 5 is arranged on both sides of the supporting platform 3, the outlet of the vacuum cleaner 5 is arranged on both sides of the inner cavity of the base 2, and the outlet of the vacuum cleaner 5 is arranged on the outside of the filter cartridge 6.

[0025] The waste dust on the supporting platform 3 and the base 2 is absorbed by the vacuum cleaner 5, and the waste dust enters the vacuum cleaner 5 through the inlet, and then is transported to the base 2 through the outlet of the vacuum cleaner 5. The waste dust enters the base 2, and is filtered by the filter cartridge 6 to collect the waste dust remaining in the inner cavity of the base 2, and the clean air after filtration passes through the filter cartridge 6 and is discharged from the base 2 through the air outlet 7.

[0026] Please refer to Figure 3-Figure 10A motor 8 is fixedly installed inside the base 2, and a rotating shaft 9 is fixedly installed at the output end of the motor 8. The rotating shaft 9 is rotatably connected to the inside of the base 2. A first rotating rod 10 is rotatably connected to the inside of the base 2. A one-way push block 13 is provided at the upper end of the rotating shaft 9, and a pushing tooth block 14 is fixedly installed at the lower end of the first rotating rod 10. The one-way push block 13 is in contact with one side of the pushing tooth block 14.

[0027] Reverse the motor 8, and the motor 8 drives the rotating shaft 9 to reverse. The one-way push block 13 is connected to the rotating shaft 9 above by a torsion spring. At this time, the one-way push block 13 is against one side of the pushing tooth block 14. The one-way push block 13 drives the first rotating rod 10 to rotate by pushing the tooth block 14. When the motor 8 rotates forward, the motor 8 drives the rotating shaft 9 to rotate forward, and the rotating shaft 9 rotates forward and drives the one-way push block 13 to rotate forward. The one-way push block 13 rotates forward and does not fit with the pushing tooth block 14, and cannot be connected with each other through the pushing tooth block 14. At this time, the rotating shaft 9 does not drive the first rotating rod 10 to rotate.

[0028] Please refer to Figure 4-Figure 7 A rotating sleeve 11 is fixedly installed on the upper end of the first rotating rod 10, and a third rotating rod 15 is rotatably connected inside the rotating sleeve 11. A fourth rotating rod 17 is rotatably connected to the outer side of the outer wall of the rotating sleeve 11. A first pulley set 18 is sleeved between the third rotating rod 15 and the fourth rotating rod 17. A fan 16 is fixedly installed on the third rotating rod 15. A transmission block 19 is fixedly installed inside the base 2. A circle of tooth grooves 21 is provided on the transmission block 19. A first flat gear 20 is fixedly installed on the fourth rotating rod 17, and the first flat gear 20 is meshed with the tooth groove 21. A second rotating rod 12 is fixedly installed on the rotating sleeve 11. The cleaning component includes a connecting plate 22 and a brush 23. A connecting plate 22 is fixedly installed on the second rotating rod 12, and a brush 23 is arranged below the connecting plate 22. The inner cavity of the rotating sleeve 11, the inner cavity of the second rotating rod 12, the inner cavity of the connecting plate 22 and the holes on the brush 23 are connected to each other.

[0029] When the first rotating rod 10 rotates, the first rotating rod 10 drives the rotating sleeve 11 to rotate, and the rotating sleeve 11 rotates to drive the third rotating rod 15 and the fourth rotating rod 17 to rotate, and the first flat gear 20 above the fourth rotating rod 17 is transmitted through the tooth groove 21, the first flat gear 20 rotates on itself, and the first flat gear 20 drives the fourth rotating rod 17 to rotate on itself, the fourth rotating rod 17 drives the third rotating rod 15 to rotate through the first pulley set 18, and the third rotating rod 15 drives the fan 16 to rotate, the fan 16 rotates in the opposite direction to the rotating sleeve 11, and the rotation frequency of the fan 16 is higher than that of the rotating sleeve 11, and the fan 16 rotates to Air is blown inside the rotating sleeve 11, and the rotation of the rotating sleeve 11 drives the second rotating rod 12 to rotate, and the second rotating rod 12 drives the connecting plate 22 and the brush 23 to rotate. The brush 23 cleans the waste dust stuck on the supporting platform 3 and the base 2 by rotating. At the same time, the air blown by the fan 16 is transmitted to the inside of the second rotating rod 12 through the rotating sleeve 11, and then transmitted to the inside of the connecting plate 22 and output through the holes above the brush 23. In this way, the brush 23 cleans the supporting platform 3 and the base 2 while blowing air, which not only improves the cleaning effect of the stuck waste dust, but also blows out the waste dust inside the gap between the supporting platform 3 and the base 2.

[0030] Please refer to Figure 4-Figure 9 The base 2 is internally rotatably connected with a first transmission rod 24, a first bevel gear set 25 is sleeved between the first transmission rod 24 and the rotating shaft 9, the base 2 is internally rotatably connected with a second transmission rod 26, a second bevel gear set 27 is sleeved between the second transmission rod 26 and the first transmission rod 24, a second flat gear 28 is fixedly mounted on the second transmission rod 26, a circle of transmission gear blocks 29 are arranged on the outside of the filter cylinder 6, the second flat gear 28 is meshed with the transmission gear blocks 29, and the air outlet 7 is internally rotatably connected with a support rod 3 0, a second pulley set 31 is sleeved between the support rod 30 and the second transmission rod 26, an elliptical push block 32 is fixedly mounted on the support rod 30, the plug-in assembly includes a limiting rod 35, a limiting block 34 is fixedly mounted inside the air outlet 7, the limiting rod 35 is slidably connected to the limiting block 34, a transmission plate 33 is fixedly mounted on one end of the limiting rod 35, one side of the transmission plate 33 is in contact with the elliptical push block 32, a spring 36 is sleeved on the limiting rod 35, and a plug-in rod 37 is provided at one end of the limiting rod 35 away from the transmission plate 33.

[0031] The rotating shaft 9 rotates through the first bevel gear set 25 to drive the first transmission rod 24 to rotate, the first transmission rod 24 drives the second transmission rod 26 to rotate through the second bevel gear set 27, the second transmission rod 26 drives the second flat gear 28 to rotate, the second flat gear 28 drives the filter cartridge 6 to rotate through the transmission gear block 29, and at the same time, the second transmission rod 26 drives the support rod 30 to rotate through the second pulley set 31, the rotation frequency of the support rod 30 is higher than the rotation frequency of the filter cartridge 6, the rotation of the support rod 30 drives the elliptical push block 32 to rotate, and when the longer radius end of the elliptical push block 32 contacts the transmission plate 33, the elliptical push block 32 The transmission plate 33 is pushed to move outward, and the transmission plate 33 pushes the limiting rod 35 to move outward. The limiting rod 35 and the limiting block 34 compress the spring 36. At this time, the plug-in rod 37 is inserted into the hole of the filter cartridge 6. When the elliptical push block 32 rotates from the longest radius end toward the shortest end, the spring 36 rebounds and resets. The spring 36 pushes the transmission plate 33 to move inward. At this time, the plug-in rod 37 is pulled out from the hole of the filter cartridge 6. Multiple groups of plug-in rods 37 are arranged in a circular array inside the filter cartridge 6. In this way, multiple groups of plug-in rods 37 realize alternating reciprocating motion up and down and left and right, and multiple groups of plug-in rods 37 alternately clean the waste dust inside the hole of the filter cartridge 6.

[0032] The above is an exemplary description of the present invention in combination with the accompanying drawings. It is obvious that the specific implementation of the present invention is not limited to the above-mentioned method. As long as such non-substantial improvements are made by adopting the method concept and technical solution of the present invention, or the concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A dust removal device for a press machine, comprising a processing table (1) and a base (2), wherein a pressure head (4) is arranged below the processing table (1), and a bearing platform (3) is arranged above the base (2), characterized in that: Vacuum cleaners (5) for sucking dust into the base (2) are arranged on both sides of the base (2); a filter cartridge (6) for filtering dust sucked into the base (2) is arranged inside the base (2); air outlets (7) for discharging filtered air out of the base (2) are arranged on both sides of the base (2); a plug-in assembly for keeping the inside of the filter cartridge (6) unobstructed is arranged inside the filter cartridge (6); and a cleaning assembly for cleaning dust adhering to the base (2) and the support platform (3) is arranged above the base (2).

2. A dust removal device for a press machine according to claim 1, characterized in that: The air outlet (7) is fixedly mounted on both sides of the base (2); both ends of the filter cartridge (6) are rotatably connected to the air outlet (7); the inlet of the vacuum cleaner (5) is arranged on both sides of the support platform (3); the outlet of the vacuum cleaner (5) is arranged on both sides of the inner cavity of the base (2); and the outlet of the vacuum cleaner (5) is arranged on the outside of the filter cartridge (6).

3. The dust removal device for a press machine according to claim 1, characterized in that: A motor (8) is fixedly mounted inside the base (2); a rotating shaft (9) is fixedly mounted on the output end of the motor (8); the rotating shaft (9) is rotatably connected inside the base (2); a first rotating rod (10) is rotatably connected inside the base (2); a one-way push block (13) is arranged at the upper end of the rotating shaft (9); a pushing tooth block (14) is fixedly mounted at the lower end of the first rotating rod (10); the one-way push block (13) is in contact with one side of the pushing tooth block (14).

4. A dust removal device for a press machine according to claim 3, characterized in that: A rotating sleeve (11) is fixedly mounted on the upper end of the first rotating rod (10); a third rotating rod (15) is rotatably connected inside the rotating sleeve (11); a fourth rotating rod (17) is rotatably connected outside the outer wall of the rotating sleeve (11); a first pulley group (18) is sleeved between the third rotating rod (15) and the fourth rotating rod (17); and a fan (16) is fixedly mounted on the third rotating rod (15).

5. A dust removal device for a press machine according to claim 4, characterized in that: A transmission block (19) is fixedly mounted inside the base (2), and a circle of tooth grooves (21) is formed on the transmission block (19). A first flat gear (20) is fixedly mounted on the fourth rotating rod (17), and the first flat gear (20) is meshed with the tooth groove (21).

6. A dust removal device for a press machine according to claim 5, characterized in that: The rotating sleeve (11) is fixedly mounted with a second rotating rod (12); the cleaning assembly comprises a connecting plate (22) and a brush (23); the second rotating rod (12) is fixedly mounted with a connecting plate (22); a brush (23) is arranged below the connecting plate (22); the inner cavity of the rotating sleeve (11), the inner cavity of the second rotating rod (12), the inner cavity of the connecting plate (22) and the holes on the brush (23) are connected to each other.

7. A dust removal device for a press machine according to claim 3, characterized in that: A first transmission rod (24) is rotatably connected inside the base (2), a first bevel gear set (25) is sleeved between the first transmission rod (24) and the rotating shaft (9), and a second transmission rod (26) is rotatably connected inside the base (2), a second bevel gear set (27) is sleeved between the second transmission rod (26) and the first transmission rod (24).

8. A dust removal device for a press machine according to claim 7, characterized in that: A second spur gear (28) is fixedly mounted on the second transmission rod (26), a circle of transmission gear blocks (29) are arranged on the outside of the filter cylinder (6), and the second spur gear (28) meshes with the transmission gear blocks (29).

9. A dust removal device for a press machine according to claim 8, characterized in that: A support rod (30) is rotatably connected inside the air outlet (7), a second pulley set (31) is sleeved between the support rod (30) and the second transmission rod (26), and an elliptical push block (32) is fixedly mounted on the support rod (30).

10. A dust removal device for a press machine according to claim 9, characterized in that: The plug-in assembly comprises a limiting rod (35), a limiting block (34) is fixedly installed inside the air outlet (7), the limiting rod (35) is slidably connected to the limiting block (34), a transmission plate (33) is fixedly installed on one end of the limiting rod (35), one side of the transmission plate (33) is in contact with the elliptical push block (32), a spring (36) is sleeved on the limiting rod (35), and a plug-in rod (37) is provided at one end of the limiting rod (35) away from the transmission plate (33).

Citation Information

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