Burr removing device

By introducing a protective rack, storage and protection mechanism and displacement mechanism into the burr removal device, the problem of burr polishing for different surfaces in the prior art is solved, efficient burr removal and angle adjustment are achieved, and operation is simplified and saving space.

CN222177046UActive Publication Date: 2024-12-17CHONGQING CHAOHANG STEEL STRUCTURE MFG CO LTD
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Patent Information

Application Number
CN202420910690.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-29
Publication Date
2024-12-17
Estimated Expiration
2034-04-29

AI Technical Summary

Technical Problem

Existing burr removal devices cannot be burr-sanded for different circumferences of metal parts, resulting in the workpiece being repeatedly lifted and clamped to change the angle after burr removal, affecting efficiency and increasing operational complexity.

Method used

A burr removal device including a protective rack, a storage and protection mechanism, a displacement mechanism and an adjustment mechanism is designed. Through the combination of a screw slide sleeve, a gear sleeve and a motor, the clamping positioning, horizontal displacement and angle adjustment of the workpiece are realized. Improves the efficiency of burr removal.

Benefits of technology

With this device, the workpiece can be efficiently polished at different parts, reducing the complexity of manual operation and storing the burr removal components when not in use, saving space and providing protection.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a burr removing device, and belongs to the technical field of metal structure manufacturing. Comprising a protection frame, a lower connecting frame is fixed to the middle of the bottom end of the protection frame, and a storage protection mechanism is jointly installed in the protection frame and the lower connecting frame. Through the arrangement of the adjusting mechanism, a worker can place a metal part to be machined above the clamping table plate in the mounting frame, and then holds the rotating wheel by hand to rotate so that the propelling screw connected with the rotating wheel can descend along the thread groove in a threaded mode; at the moment, a rotating block and an anti-skid clamping block which are connected with the bottom end of a propelling screw rod can be tightly pressed above the metal part to be matched with a clamping table plate to form clamping and positioning, and then a worker can make a mounting frame move horizontally through transmission of a displacement mechanism; and in the machining process, workers can grind the workpiece according to different to-be-ground parts according to the different to-be-ground parts by matching with micro-transmission of the displacement mechanism to carry out small-amplitude adjustment.
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Description

Technical Field

[0001] The utility model relates to the technical field of metal structure manufacturing, in particular to a burr removing device. Background Art

[0002] Metal structural parts are metal parts, which refer to metal blocks, metal plates, metal bars, metal tubes, etc. of various specifications and shapes made of metal materials. In the processing of metal structural parts, burr removal devices are required.

[0003] For example, patent CN217122707U discloses a burr removal device for metal structural parts manufacturing, which belongs to the field of metal structural parts processing and includes a base, a first motor is fixedly connected to the right side of the inner cavity of the base, a screw is fixedly connected to the output end of the first motor, a threaded seat is threadedly connected to the surface of the screw, a support plate is fixedly connected to the top of the threaded seat, support rods are fixedly connected to both sides of the top of the support plate, and the top of the support rod passes through the top of the base and is fixedly connected to a concave seat.

[0004] During use, the above-mentioned burr removal device is unable to perform burr grinding on different circumferential surfaces of metal parts. As a result, after the burrs on one side of the metal part are removed, personnel are required to repeatedly release and clamp the limit on the workpiece to achieve the angle change of the workpiece, which affects the efficiency and brings complexity to manual operation. Therefore, the present application provides a burr removal device to meet the needs. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a burr removal device to solve the problem that the existing related structures are unable to grind burrs on different circumferential surfaces of metal parts, resulting in that after the burrs on one side of the metal part workpiece are removed, personnel are required to repeatedly release and clamp the limit of the workpiece to achieve the angle change of the workpiece, which affects the efficiency and brings complexity to the manual operation.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A burr removal device comprises a guard frame, a lower connecting frame is fixed to the middle part of the bottom end of the guard frame, and a storage protection mechanism is jointly installed inside the guard frame and the lower connecting frame, the storage protection mechanism comprises two screw rod sliding sleeves, and an inner frame is fixed on the inner side of the two screw rod sliding sleeves, an assembly frame is fixed on the upper part of the inner frame, and a displacement mechanism is installed inside the assembly frame, a mounting frame is installed on the upper part of one side of the displacement mechanism, and an adjustment mechanism is installed in the middle part of the mounting frame, a sliding fixing frame is fixed on the upper part of one side of the assembly frame, and a sliding frame is movably provided on the inner side of the sliding fixing frame, a grinding fitting is fixedly installed on the inner side edge of the sliding frame, and an extended end portion of a cylinder is connected to the lower part of the sliding frame, the adjustment mechanism comprises an adjustment component, and the adjustment component is installed on the lower part of the inner part of the mounting frame, and a clamping driven component is installed on the upper part of the inner part of the mounting frame.

[0008] Optionally, the adjustment assembly includes a rotating column 1, and the rotating column 1 is installed on one side of the lower interior of the mounting frame, a gear sleeve 1 is fixed around the middle of the rotating column 1, and a clamping plate is connected to the top of the rotating column 1, a gear sleeve 2 is meshed on one side of the gear sleeve 1, and a rotating column 2 is passed through and fixed in the middle of the gear sleeve 2, and a motor 3 is connected and installed at one end of the rotating column 2.

[0009] Optionally, the gear sleeve 1 and the gear sleeve 2 are connected by a meshing transmission.

[0010] Optionally, the clamping follower assembly includes a threaded groove, and the threaded groove is opened on the upper side of the mounting frame, a push screw is passed through the middle thread of the threaded groove, and a rotating wheel is connected to the top of the push screw, the end of the push screw is connected to a rotating block, and the other end of the rotating block is connected to an anti-slip clamping block.

[0011] Optionally, the advancing screw, the rotating block and the anti-slip clamping block are connected to each other adjacently.

[0012] Optionally, the storage protection mechanism includes a rotating rod, and the rotating rod is horizontally installed inside the lower connecting frame, one end of the rotating rod is connected to a motor 1, and bevel gear 1 is meshed with the periphery of both sides of the middle part of the rotating rod, one side of the two bevel gears 1 is meshed with bevel gear 2, and one end of a transmission screw rod 1 is fixed to the middle of the two bevel gears 2, one side of the two transmission screw rods 1 is screwed with a screw sleeve 1, and the outer sides of the two screw sleeves 1 are fixed with guide blocks, support rods are fixed at the four corners above the inner frame, and the top ends of the four support rods are connected to a transparent table.

[0013] Optionally, the transmission screw rods are symmetrically distributed along the inner vertical center axis of the protective frame.

[0014] Optionally, the displacement mechanism includes a transmission screw rod 2, and the transmission screw rod 2 is installed inside the assembly frame, the output end of the transmission screw rod 2 is connected to the motor 2, and two screw rod sleeves 2 are screwed on the periphery of one side of the transmission screw rod 2, a sleeve frame is fixed below the two screw rod sleeves 2, and a sliding rod for guiding the sliding sleeve frame is laterally fixed at the lower part of the interior of the assembly frame.

[0015] Optionally, two screw rod sleeves 2 are provided, and the top ends of the two screw rod sleeves 2 are respectively fixed to the two sides of the bottom end of the mounting frame.

[0016] Optionally, a bottom end of one side of the sliding frame is fixedly connected to the protruding end of the cylinder.

[0017] Compared with the prior art, the utility model has at least the following beneficial effects:

[0018] In the above scheme, by setting up an adjustment mechanism, the staff can place the metal parts to be processed on the top of the clamping table inside the mounting frame, and then hold the rotating wheel to rotate it so that the connected push screw can be threaded down along the thread groove. At this moment, the rotating block and the anti-slip clamping block connected to the bottom end of the push screw will be pressed tightly on the top of the metal part and cooperate with the clamping table to form a clamping position. Then the staff can use the transmission of the displacement mechanism to make the mounting frame horizontally displaced until it moves to the grinding end close to the grinding component, and then cooperate with the micro-transmission of the displacement mechanism to make a small adjustment to achieve the grinding of the workpiece. During the processing, the staff can start the motor three appropriately to rotate the rotating column two and the gear sleeve two according to the different parts to be polished, and then the engagement of the gear sleeve two can rotate the rotating column one and the gear sleeve one. At this time, since the clamping table is connected to the top of the rotating column one, the angle of the clamped workpiece can be adjusted and converted, thereby improving the efficiency of burr removal.

[0019] By setting up a storage protection mechanism, when the device is not in a processing state on a daily basis, all of its burr removal components will be placed inside the protective frame. At this time, the transparent table will be exactly horizontal to the preset opening at the top of the protective frame, and personnel can perform other metal parts processing on it, reducing the space occupied by the burr removal components while providing them with daily protection. When metal parts need to be processed, personnel can start the motor to rotate the rotating rod and the bevel gears on both sides of the rotating rod. At this moment, the two bevel gears will mesh with the bevel gears on each side of the transmission and rotate the two transmission screws. In this state, the corresponding screw sleeves that act on the two screws will carry the internal frame, the support rod and the transparent table up, so as to achieve the purpose of lifting the burr removal components above the internal frame. Thereafter, personnel can perform normal burr removal operations.

[0020] By setting up a displacement mechanism, personnel can appropriately adjust the distance between the workpiece in the clamp and the grinding device according to the different specifications of the metal parts in the clamp. The adjustment method is to start motor 2 to rotate the transmission screw 2. At this time, the two screw sleeves 2 acting therewith will carry the mounting frame and the burr removal components therein to cooperate with the guide of the sleeve frame and the slide rod to perform corresponding horizontal displacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the present invention and enable those skilled in the relevant art to make and use the present invention.

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the burr removal device;

[0023] Figure 2 It is a schematic diagram of the internal structure of the burr removal device;

[0024] Figure 3 It is a schematic diagram of the connection structure of the displacement mechanism and the adjustment mechanism of the burr removal device;

[0025] Figure 4 For burr removal device Figure 3 Schematic diagram of the structure at point A in the middle.

[0026] [reference numerals]

[0027] 1. Protective frame; 2. Lower connecting frame; 3. Storage protection mechanism; 31. Rotating rod; 32. Motor 1; 33. Bevel gear 1; 34. Bevel gear 2; 35. Transmission screw 1; 36. Screw sleeve 1; 37. Guide block; 38. Support rod; 39. Transparent table; 4. Internal frame; 5. Assembly frame; 6. Displacement mechanism; 61. Transmission screw 2; 62. Motor 2; 63. Screw sleeve 2; 64. Sleeve frame; 65. Slide rod; 7. Mounting frame; 8. Adjustment mechanism; 81. Adjustment assembly; 811. Rotating column one; 812. Gear sleeve one; 813. Clamping plate; 814. Gear sleeve two; 815. Rotating column two; 816. Motor three; 82. Clamping driven assembly; 821. Thread groove; 822. Push screw; 823. Rotating wheel; 824. Rotating block; 825. Anti-skid clamping block; 9. Sliding mounting frame; 10. Sliding mounting frame; 11. Grinding mounting; 12. Cylinder.

[0028] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION

[0029] The following is a detailed description of a burr removal device provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternative methods to implement some known technologies; and the accompanying drawings are only for a more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0030] It should be noted that the references to "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0031] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0032] It is to be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers, and “on” or “above” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers.

[0033] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0034] like Figures 1 to 4As shown, an embodiment of the utility model provides a burr removal device, including a protective frame 1, a lower connecting frame 2 is fixed to the middle of the bottom end of the protective frame 1, and a storage protection mechanism 3 is jointly installed inside the protective frame 1 and the lower connecting frame 2, the storage protection mechanism 3 includes two screw rod sliding sleeves 36, and the inner sides of the two screw rod sliding sleeves 36 are fixed with an inner frame 4, an assembly frame 5 is fixed above the inner frame 4, and a displacement mechanism 6 is installed inside the assembly frame 5, a mounting frame 7 is installed above one side of the displacement mechanism 6, and an adjustment mechanism 8 is installed in the middle of the mounting frame 7, a sliding fixing frame 9 is fixed above one side of the assembly frame 5, and A sliding frame 10 is movable on the inner side of the sliding fixed frame 9, a grinding assembly 11 is fixedly installed on the inner side of the sliding frame 10, and the extended end of the cylinder 12 is connected to the lower side of the sliding frame 10, and the bottom end of one side of the sliding frame 10 is fixedly connected to the extended end of the cylinder 12. The storage protection mechanism 3 includes a rotating rod 31, and the rotating rod 31 is horizontally installed inside the lower connecting frame 2, one end of the rotating rod 31 is connected to a motor 1 32, and a bevel gear 1 33 is meshed on both sides of the middle of the rotating rod 31, and a bevel gear 2 34 is meshed on one side of the two bevel gears 1 33, and the middle of the two bevel gears 2 34 are fixed with At one end of the transmission screw rod 35, a screw rod sleeve 36 is screwed around one side of the two transmission screw rods 35, and a guide block 37 is fixed on the outer side of the two screw rod sleeves 36. Support rods 38 are fixed at the four corners above the inner frame 4, and the tops of the four support rods 38 are connected to transparent table plates 39. The transmission screw rods 35 are symmetrically distributed along the internal vertical central axis of the protective frame 1. When the device is not in the processing state, all its burr removal components will be installed inside the protective frame 1. At this time, the transparent table plate 39 will be exactly horizontal to the preset opening at the top of the protective frame 1, and personnel can perform other metal parts on it. Processing, reducing the space occupied by the burr removal component while providing it with daily protection. When metal parts need to be processed, the personnel can start the motor 32 to rotate the rotating rod 31 and the bevel gear 33 on both sides of it. At this moment, the two bevel gears 33 will mesh with the bevel gear 2 34 on each side to rotate the two transmission screws 35. In this state, the corresponding screw sleeve 36 acting on the two screws will bring the internal frame 4, the support rod 38 and the transparent table 39 up, so as to achieve the purpose of lifting the burr removal component above the internal frame 4. After that, the personnel can perform normal burr removal operations.

[0035] Secondly, the displacement mechanism 6 includes a transmission screw rod 61, and the transmission screw rod 61 is installed inside the assembly frame 5. The output end of the transmission screw rod 61 is connected to the motor 62, and two screw sleeves 63 are screwed on the periphery of one side of the transmission screw rod 61. A sleeve frame 64 is fixed below the two screw sleeves 63. A slide rod 65 for guiding the sleeve frame 64 is fixed laterally at the lower part of the interior of the assembly frame 5. Two screw sleeves 63 are provided, and the top ends of the two screw sleeves 63 are respectively fixed on both sides of the bottom end of the mounting frame 7. The personnel can appropriately adjust the distance between the workpiece and the grinding assembly 11 in the clamping according to the different specifications of the metal parts in the clamping. The adjustment method is to start the motor 62 to rotate the transmission screw rod 61. At this time, the two screw sleeves 63 acting thereon will carry the mounting frame 7 and the burr removal component therein to cooperate with the guidance of the sleeve frame 64 and the slide rod 65 for corresponding horizontal displacement.

[0036] Furthermore, the adjustment mechanism 8 includes an adjustment component 81, and the adjustment component 81 is installed at the lower part of the mounting frame 7. The adjustment component 81 includes a rotating column 811, and the rotating column 811 is installed at one side of the lower part of the mounting frame 7. A gear sleeve 812 is fixed to the middle periphery of the rotating column 811, and a clamping plate 813 is connected to the top of the rotating column 811. A gear sleeve 814 is meshed with one side of the gear sleeve 812, and a rotating column 815 is fixed to the middle of the gear sleeve 814, and a motor 3 is connected to one end of the rotating column 815. 816, the gear sleeve 1 812 and the gear sleeve 2 814 are meshed transmission connected, a clamping driven assembly 82 is installed on the upper part of the mounting frame 7, the clamping driven assembly 82 includes a thread groove 821, and the thread groove 821 is opened on the upper side of the mounting frame 7, the middle thread of the thread groove 821 is penetrated by a propulsion screw 822, and the top of the propulsion screw 822 is connected to a rotating wheel 823, the end of the propulsion screw 822 is connected to a rotating block 824, and the other end of the rotating block 824 is connected to an anti-slip clamping block 825, the propulsion screw 822, the rotating block The three adjacent parts 824 and the anti-slip clamping block 825 are connected to each other. The staff can place the metal part to be processed on the top of the clamping plate 813 inside the mounting frame 7, and then rotate the rotating wheel 823 to make the connected advancing screw 822 threadedly descend along the thread groove 821. At this time, the rotating block 824 and the anti-slip clamping block 825 connected to the bottom end of the advancing screw 822 will be pressed tightly against the top of the metal part to cooperate with the clamping plate 813 to form a clamping position. Then the staff can use the transmission of the displacement mechanism 6 to make the mounting frame 7 horizontally displaced until it moves close to the processing. The grinding end of the grinding device 11 can be adjusted slightly in conjunction with the micro-transmission of the displacement mechanism 6 to achieve the grinding process of the workpiece. During the processing, the personnel can start the motor three 816 appropriately to rotate the rotating column two 815 and the gear sleeve two 814 according to the different parts to be polished. Then the engagement of the gear sleeve two 814 can rotate the rotating column one 811 and the gear sleeve one 812. At this time, since the clamping plate 813 is connected to the top of the rotating column one 811, the angle of the workpiece being clamped can be adjusted and converted, thereby improving the efficiency of burr removal.

[0037] The working principle provided by the utility model is that when the daily device is not in the processing state, all the burr removal components will be installed inside the protective frame 1. At this time, the transparent table 39 will be just horizontal to the preset opening at the top of the protective frame 1, and personnel can perform other metal parts processing thereon, reducing the space occupied by the burr removal components while providing them with daily protection. When the metal parts need to be processed, the personnel can start the motor 1 32 to rotate the rotating rod 31 and the bevel gear 1 33 on both sides of it. At this moment, the two bevel gears 1 33 will mesh with the bevel gear 2 34 on each side of the transmission and make the two transmission screws 1 35 rotate. In this state, the corresponding screw sleeve 1 36 acting with the two screws will carry the inner frame 4, the support rod 38 and the transparent table 39 to rise, so as to achieve the purpose of lifting the burr removal components above the inner frame 4. Thereafter, the personnel can perform normal burr removal operations. Secondly, the staff can place the metal parts to be processed on the clamping table inside the mounting frame 7 The hand-held rotating wheel 823 is then rotated to make the connected pushing screw 822 descend along the threaded groove 821. At this moment, the rotating block 824 and the anti-slip clamping block 825 connected to the bottom end of the pushing screw 822 will be pressed tightly against the top of the metal part and cooperate with the clamping plate 813 to form a clamping position. Then the personnel can use the transmission of the displacement mechanism 6 to make the mounting frame 7 horizontally displaced until it moves to the grinding end close to the grinding assembly 11, and then cooperate with the micro-transmission of the displacement mechanism 6 to make a small adjustment to achieve the grinding of the workpiece. During the processing, the personnel can start the motor three 816 appropriately according to the different parts to be polished to make the rotating column two 815 and the gear sleeve two 814 rotate. Then the engagement of the gear sleeve two 814 can make the rotating column one 811 and the gear sleeve one 812 rotate. At this time, since the clamping plate 813 is connected to the top of the rotating column one 811, the angle of the clamped workpiece can be adjusted and converted, thereby improving the efficiency of burr removal.

[0038] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0039] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A burr removal device, characterized in that: The cam is provided with a plurality of screw rods and a plurality of connecting rods, and the plurality of connecting rods are connected to each other by a plurality of connecting rods, and the plurality of connecting rods are connected to each other by a plurality of connecting rods.

2. The burr removal device according to claim 1, characterized in that: The adjustment assembly includes a rotating column 1, and the rotating column 1 is installed on one side of the lower interior of the mounting frame. A gear sleeve 1 is fixed around the middle of the rotating column 1, and a clamping plate is connected to the top of the rotating column 1. A gear sleeve 2 is meshed with one side of the gear sleeve 1, and a rotating column 2 is passed through and fixed in the middle of the gear sleeve 2, and a motor 3 is connected and installed at one end of the rotating column 2.

3. The burr removal device according to claim 2, characterized in that: The gear sleeve 1 and the gear sleeve 2 are connected by meshing transmission.

4. The burr removal device according to claim 1, characterized in that: The clamping driven assembly includes a threaded groove, and the threaded groove is opened on the upper side of the mounting frame. A push screw is passed through the middle thread of the threaded groove, and a rotating wheel is connected to the top of the push screw. The end of the push screw is connected to a rotating block, and the other end of the rotating block is connected to an anti-slip clamping block.

5. The burr removal device according to claim 4, characterized in that: The advancing screw rod, the rotating block and the anti-slip clamping block are adjacent to each other and are connected to each other.

6. The burr removal device according to claim 1, characterized in that: The storage protection mechanism includes a rotating rod, and the rotating rod is horizontally installed inside the lower connecting frame, one end of the rotating rod is connected to a motor 1, and bevel gear 1 is meshed around the middle of the rotating rod on both sides, one side of the two bevel gears 1 is meshed with bevel gear 2, and one end of a transmission screw rod 1 is fixed to the middle of the two bevel gears 2, one side of the two transmission screw rods 1 is screwed with a screw sleeve 1, and the outer sides of the two screw sleeves 1 are fixed with guide blocks, support rods are fixed at the four corners above the inner frame, and the top ends of the four support rods are connected to a transparent table.

7. The burr removal device according to claim 6, characterized in that: The transmission screw rods are symmetrically distributed along the inner vertical center axis of the protective frame.

8. The burr removal device according to claim 1, characterized in that: The displacement mechanism includes a transmission screw rod 2, and the transmission screw rod 2 is installed inside the assembly frame. The output end of the transmission screw rod 2 is connected to the motor 2, and two screw rod sleeves 2 are screwed on the periphery of one side of the transmission screw rod 2. A sleeve frame is fixed below the two screw rod sleeves 2, and a sliding rod for guiding the movement of the sleeve frame is fixed laterally at the lower part of the interior of the assembly frame.

9. The burr removal device according to claim 8, characterized in that: The screw rod sliding sleeves are provided with two, and the top ends of the two screw rod sliding sleeves are respectively fixed to the two sides of the bottom end of the mounting frame.

10. The burr removal device according to claim 1, characterized in that: The bottom end of one side of the sliding frame is fixedly connected to the extended end of the cylinder.