A stainless steel product turning device

By using mobile frame plates and transmission wheels driven by cylinders and servo motors in the turning device, combined with the design of support rollers and limit rollers, the problems of high labor intensity and dust influence of operators in traditional turning devices are solved, and the processing parts are realized Stable support and dust removal extend tool life and protect the environment.

CN118905663BActive Publication Date: 2025-01-03TAIZHOU DAMING STAINLESS STEEL CO LTD
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Patent Information

Application Number
CN202411405617.1
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-10-10
Publication Date
2025-01-03
Estimated Expiration
2044-10-10

AI Technical Summary

Technical Problem

When using traditional turning devices, workers need to carry heavy metal parts, which have high labor intensity and safety hazards. The adhesion of dust during processing leads to a reduction in processing accuracy, affecting tool life.

Method used

A stainless steel product turning device is designed, using cylinder-driven mobile frame plate and servo motor-driven drive transmission wheel, supporting and limiting the processing parts through support rollers and limiting rollers, and dust and adhesiveness are removed by anti-slip chutes and suction shells. Stains, collecting waste, and reducing labor intensity and safety hazards for workers.

Benefits of technology

It improves the stability of the processed parts, reduces the labor intensity of the workers, extends the service life of the tools, ensures the health and safety of the workers, and realizes effective collection of waste and protection of resources.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to the field of turning technology, and specifically to a stainless steel product turning device. The device comprises a machine body and a three-jaw chuck, an ejector pin is provided at one end away from the three-jaw chuck, a movable tool holder is provided between the three-jaw chuck and the ejector pin for sliding, the movable tool holder is used for turning a workpiece, symmetrical blocking components are provided on both sides of the movable tool holder, a fixed plate is provided on the surface of the movable frame plate, a support roller is provided on the surface of the fixed plate for rotation, the support roller is used for supporting the bottom of the workpiece, and a collecting component is provided on both sides of the support roller, and the collecting component is used for collecting waste particles and powder generated by grinding the workpiece by the support roller. The present invention grinds the rotating workpiece by the support roller, and the rotation of the workpiece drives the support roller to rotate, and the friction with the surface of the workpiece is increased by the anti-skid groove, so that the sticky stains on the surface of the workpiece are removed by the larger friction force, and the stains are prevented from adhering to the tool surface during the processing, thereby improving the service life of the tool.
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Description

Technical Field

[0001] The invention relates to the technical field of turning, in particular to a turning device for stainless steel products. Background Art

[0002] Turning mainly refers to the method of turning a rotating workpiece with a turning tool. Drills, reamer, reamers, taps, dies and knurling tools can also be used on lathes for corresponding processing. Lathes are mainly used to process shafts, discs, sleeves and other workpieces with rotating surfaces. They are the most widely used type of machine tool processing in machinery manufacturing and repair factories.

[0003] There are many existing technologies for turning devices, such as:

[0004] Chinese patent publication number CN215544955U discloses a turning processing device including a stainless steel pipe, including a processing lathe, a fixed block is fixedly provided on one side of the processing lathe, a servo motor is fixedly provided on the top of the fixed block, a rotating shaft is fixedly provided on the output end of the servo motor, the outer wall of the rotating shaft is interlaced and connected with one side of the processing lathe, and one end of the rotating shaft is fixedly arranged on one side of the first gear. The utility model is provided with a servo motor, and the servo motor drives the rotating shaft to rotate when it works, and the rotation of the rotating shaft drives the first gear to rotate, the first gear drives the second gear to rotate, and the second gear drives the fixed shaft to rotate, and then drives one end of the carrying plate to rotate through the connecting block. In this way, the metal debris on the carrying plate is automatically cleaned, and no manual cleaning is required, which saves time and effort and is very convenient. A handle is provided, and the cleaning plate is driven to move by the moving handle. In this way, the carrying plate is further cleaned, so that the metal debris on the carrying plate is cleaned more cleanly.

[0005] Chinese patent publication number CN212598887U discloses a turning processing device for stainless steel pipes, including a base, a movable seat and a support frame, a stepper motor is connected to the middle of one side wall of the base by bolts, a screw is arranged at the transmission output end of the stepper motor, the movable seat is arranged on the screw, the support frame is arranged at the upper end of the movable seat, an electro-hydraulic push rod is arranged at the middle of the lower end of the top plate of the support frame, the lower end of the electro-hydraulic push rod is connected to the tool holder by bolts, and a turning tool is arranged at one end of the tool holder. The beneficial effect is that the utility model can accurately move the turning tool laterally by arranging a stepper motor, a screw rod, a movable seat, a support frame, an electro-hydraulic push rod and a tool holder, so that the turning feed depth of the turning tool can be accurately and conveniently adjusted, and the turning tool can be moved up and down with the assistance of the electro-hydraulic push rod, the tool holder and the support frame, so that the device can meet the turning needs of stainless steel pipes of different radii, which is very practical.

[0006] At present, when using traditional turning devices, operators are required to move the workpiece to the chuck for clamping. Since the workpiece is a metal part with a large weight, the workers have a high labor intensity when clamping it, and it is easy to cause safety hazards. In addition, there is a lot of dust adhering to the surface of the workpiece. When sticky stains adhere to the cutting edge during the turning process, it is easy to cause a decrease in processing accuracy and affect the service life of the tool.

[0007] In view of this, we propose a stainless steel product turning device. Summary of the invention

[0008] The object of the present invention is to provide a stainless steel product turning device to solve the problems raised in the above background technology.

[0009] To achieve the above-mentioned purpose, the present invention provides a stainless steel product turning device, comprising a machine body and a three-jaw chuck, an ejector pin is provided at one end away from the three-jaw chuck, a movable tool holder is slidably provided between the three-jaw chuck and the ejector pin, the movable tool holder is used for turning a workpiece, symmetrical blocking components are provided on both sides of the movable tool holder, the blocking components are used to block the waste of the turned workpiece, a cylinder is provided at the end of the movable tool holder, a movable frame plate is provided at the piston rod at the end of the cylinder, and a groove is provided on the surface of the movable frame plate;

[0010] A limiting assembly is provided in the groove, and the limiting assembly is used to limit workpieces of different sizes. A fixed plate is provided on the surface of the movable frame plate, and a support roller is rotatably provided on the surface of the fixed plate. The support roller is used to support the bottom of the workpiece. At the same time, during the turning process, the workpiece drives the support roller to rotate and align the surface for grinding. Collection assemblies are provided on both sides of the support roller, and the collection assemblies are used to collect waste particle powder generated by the support roller grinding the workpiece.

[0011] As a further improvement of the present technical solution, the limiting assembly includes a servo motor arranged on the side wall of the movable frame plate, the output shaft at the end of the servo motor is provided with a transmission wheel, the transmission wheels are transmitted through a transmission belt, and a screw rod is provided at the end of the transmission wheel, and the thread on the surface of the screw rod is symmetrical.

[0012] As a further improvement of the technical solution, a symmetrical movable groove block is provided on the surface of the screw rod, and a limiting roller is provided inside the movable groove block. The rotating screw rod drives the movable groove block to move relative to each other, so that the limiting roller limits the two sides of the workpiece placed on the surface of the supporting roller.

[0013] As a further improvement of the present technical solution, the collecting assembly includes a driving gear arranged at the end of the supporting roller, symmetrical driven gear groups are arranged on both sides of the driving gear, the driven gear groups mesh and rotate with the driving gear, and fan blades are arranged at the ends of the driven gear groups.

[0014] As a further improvement of the technical solution, a suction shell is provided on the surface of the fan blade, and a filter box is provided on the inner wall of the suction shell. The filter box is used to collect waste particle powder generated by the friction between the support roller and the workpiece.

[0015] As a further improvement of the technical solution, the blocking assembly includes a column tube arranged on both sides of the movable tool holder, a sliding column is slidably provided on the inner wall of the column tube, a baffle is provided at the end of the sliding column, and the baffle is made of stainless steel.

[0016] As a further improvement of the technical solution, an elastic member is provided between the column tube and the slide column. When the waste material hits the surface of the baffle plate, the baffle plate squeezes the slide column to buffer the impact force of the waste material and avoid deformation of the baffle plate surface.

[0017] As a further improvement of the technical solution, a collection trough is provided on the surface of the machine body, and the collection trough is used to collect waste generated during processing.

[0018] As a further improvement of the technical solution, the surface of the support roller is provided with an anti-slip groove, and the workpiece is placed on the surface of the support roller to increase the friction force, and the support roller grinds the rotating workpiece at the same time.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. In the stainless steel product turning device, the piston rod at the end of the cylinder drives the movable frame to move in the vertical direction, so that the end of the workpiece and the three-jaw chuck are in the same horizontal plane, and the output shaft at the end of the servo motor drives the transmission wheel to rotate, so that the screw and the transmission wheel rotate coaxially, and the movable groove block on the surface of the screw rod moves relatively, so that the limit rollers rotating inside the movable groove block fit with the two sides of the workpiece. Since the triangle has stability, the workpiece is supported by the support rollers and the symmetrical limit rollers, so that the workpiece remains stable during the movement, reducing the labor intensity of the operators.

[0021] 2. In the stainless steel product turning device, the support roller grinds the rotating workpiece. When the workpiece rotates, the support roller is driven to rotate, and the friction with the surface of the workpiece is increased through the anti-slip groove, so that the sticky stains on the surface of the workpiece are removed by the greater friction force, avoiding adhesion to the tool surface during processing, thereby increasing the service life of the tool.

[0022] 3. In the stainless steel product turning device, when the support roller drives the driving gear to rotate, the driving gear drives the driven gear set to mesh and rotate, and the fan blades provided at the end of the driven gear set rotate to suck air. The air pressure at the end of the suction shell is lower than the external air pressure, so that the dust near the suction shell is sucked into the interior of the suction shell. Since a filter box is provided inside the suction shell, the dust is collected through the filter box, so that the dust dropped by the friction between the workpiece and the surface of the support roller is adsorbed and collected, thereby ensuring the health and safety of the operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0024] Figure 2 It is a schematic diagram of the structure of the limit assembly of the present invention;

[0025] Figure 3 It is a schematic diagram of the support roller structure of the present invention;

[0026] Figure 4 It is a schematic diagram of the structure of the blocking component of the present invention;

[0027] Figure 5 is a cross-sectional view of a barrier assembly of the present invention;

[0028] Figure 6 It is a schematic diagram of the structure of the collection component of the present invention;

[0029] Figure 7 For the present invention Figure 6 Schematic diagram of point A.

[0030] The meaning of each number in the figure is:

[0031] 100, machine body; 101, three-jaw chuck; 102, movable tool holder; 103, ejector pin; 104, material collecting trough;

[0032] 200, blocking assembly; 201, column; 202, sliding column; 203, elastic member; 204, baffle;

[0033] 301, cylinder; 302, movable frame; 303, fixed plate; 304, support roller;

[0034] 400, limit assembly; 401, servo motor; 402, transmission wheel; 403, lead screw; 404, movable slot block; 405, limit roller;

[0035] 500, collecting assembly; 501, driving gear; 502, driven gear set; 503, fan blades; 504, air suction shell; 505, filter box. DETAILED DESCRIPTION

[0036] The following will be combined with the accompanying drawings in the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0038] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0039] The purpose of this embodiment is to provide a stainless steel product turning device, referring to Figure 1-Figure 7 As shown, it includes a body 100 and a three-jaw chuck 101, an ejector pin 103 is provided at one end away from the three-jaw chuck 101, a movable tool holder 102 is slidably provided between the three-jaw chuck 101 and the ejector pin 103, the movable tool holder 102 is used for turning a workpiece, symmetrical blocking components 200 are provided on both sides of the movable tool holder 102, the blocking components 200 are used to block the waste of the turned workpiece, a cylinder 301 is provided at the end of the movable tool holder 102, a piston rod at the end of the cylinder 301 is provided with a movable frame plate 302, and a groove is provided on the surface of the movable frame plate 302;

[0040] A limit assembly 400 is provided in the groove, and the limit assembly 400 is used to limit workpieces of different sizes. A fixed plate 303 is provided on the surface of the movable frame plate 302, and a support roller 304 is rotatably provided on the surface of the fixed plate 303. The support roller 304 is used to support the bottom of the workpiece. At the same time, during the turning process, the workpiece drives the support roller 304 to rotate and align the surface for grinding. Collection assemblies 500 are provided on both sides of the support roller 304, and the collection assembly 500 is used to collect waste particle powder generated by the support roller 304 when grinding the workpiece.

[0041] The improvement of this embodiment is that: the workpiece in rotation is polished by the support roller 304, and the workpiece drives the support roller 304 to rotate when rotating, and the friction between the workpiece and the surface of the workpiece is increased by the anti-skid groove, so that the sticky stains on the surface of the workpiece are removed by the larger friction force, and it is prevented from adhering to the tool surface during the processing, thereby improving the service life of the tool. When the support roller 304 drives the active gear 501 to rotate, the active gear 501 drives the driven gear set 502 to mesh and rotate, and the fan blade 503 provided at the end of the driven gear set 502 rotates to absorb air, and the air pressure at the end of the suction shell 504 is lower than the external air pressure, so that the dust near the suction shell 504 is sucked into the inside of the suction shell 504, and because the suction shell 504 is provided with a filter box 505, the dust is collected by the filter box 505, so that the dust dropped by the friction between the workpiece and the surface of the support roller 304 is adsorbed and collected, thereby ensuring the health and safety of the operators;

[0042] The piston rod at the end of the cylinder 301 drives the movable frame 302 to move in the vertical direction, so that the end of the workpiece is in the same horizontal plane as the three-jaw chuck 101, and the output shaft at the end of the servo motor 401 drives the transmission wheel 402 to rotate, so that the screw rod 403 and the transmission wheel 402 rotate coaxially, and the movable groove block 404 on the surface of the screw rod 403 moves relatively, so that the limiting rollers 405 provided inside the movable groove block 404 rotate and fit with the two sides of the workpiece. Since the triangle has stability, the workpiece is supported by the support rollers 304 and the symmetrical limiting rollers 405, so that the workpiece remains stable during the movement, reducing the labor intensity of the operators.

[0043] When the workpiece is large in size, when the workpiece is clamped by the three-jaw chuck 101, the operator is required to lift the workpiece all the time, which leads to high labor intensity and potential safety hazards when the operator is physically exhausted. Therefore, the limiting component 400 includes a servo motor 401 arranged on the side wall of the movable frame plate 302, and the output shaft at the end of the servo motor 401 is provided with a transmission wheel 402, and the transmission is transmitted between the transmission wheels 402 through a transmission belt. A screw rod 403 is provided at the end of the transmission wheel 402, and the thread on the surface of the screw rod 403 is symmetrical. A symmetrical movable groove block 404 is provided on the surface of the screw rod 403, and a limiting roller 405 is provided at the end of the movable groove block 404. The rotating screw rod 403 drives the movable groove block 404 to move relative to each other, so that the limiting roller 405 limits the two sides of the workpiece placed on the surface of the support roller 304. By placing the workpiece on the surface of the support roller 304, the movable end of the cylinder 301 is used to move the workpiece. The plug rod drives the movable frame plate 302 to move in the vertical direction, so that the end of the workpiece is in the same horizontal plane as the three-jaw chuck 101, and the output shaft at the end of the servo motor 401 drives the transmission wheel 402 to rotate, so that the screw rod 403 and the transmission wheel 402 rotate coaxially, and the movable groove block 404 on the surface of the screw rod 403 moves relative to each other, so that the limiting rollers 405 rotating inside the movable groove block 404 are fitted with both sides of the workpiece. Since the triangle has stability, the workpiece is supported by the support rollers 304 and the symmetrical limiting rollers 405, so that the workpiece remains stable during the movement. When the end of the workpiece moves to the center of the three-jaw chuck 101, the workpiece is pushed to the three-jaw chuck 101 for clamping, avoiding the operator from lifting the workpiece, reducing the labor intensity of the operator, and at the same time, through the supporting force of the support rollers 304 and the limiting rollers 405, the workpiece is prevented from slipping and causing safety hazards.

[0044] During the processing of the workpiece, dust and impurities are attached to the surface of the workpiece. During turning, the dust and impurities are thrown out to the outside due to the centrifugal turning force, and the workers are easily adsorbed into the body, affecting their health and safety. Therefore, the collecting component 500 includes a driving gear 501 arranged at the end of the supporting roller 304, and symmetrical driven gear sets 502 are arranged on both sides of the driving gear 501. The driven gear set 502 meshes and rotates with the driving gear 501. The end of the driven gear set 502 is provided with a fan blade 503, and the surface of the fan blade 503 is provided with an air suction shell 504. The inner wall of the air suction shell 504 is provided with a filter box 505. The filter box 505 is used to collect the waste particles and powder generated by the friction between the supporting roller 304 and the workpiece. When the workpiece is clamped on the three-jaw chuck 101 and rotates for cutting, the supporting roller 304 rotates in contact with the bottom of the workpiece and frictionally, while the support roller 304 supports the bottom of the workpiece, thereby improving the stability of the workpiece during turning. When the support roller 304 drives the active gear 501 to rotate, the active gear 501 drives the driven gear set 502 to mesh and rotate, and the fan blade 503 provided at the end of the driven gear set 502 rotates to absorb air. The air pressure at the end of the suction shell 504 is lower than the external air pressure, so that the dust near the suction shell 504 is sucked into the interior of the suction shell 504. Since a filter box 505 is provided inside the suction shell 504, the dust is collected by the filter box 505, so that the dust dropped by the friction between the workpiece and the surface of the support roller 304 is adsorbed and collected, so as to avoid the dust being thrown out and inhaled by the operator, thereby ensuring the health and safety of the operator.

[0045] Taking into account that when cutting the workpiece, the cutting force is generated by the extrusion between the cutting tool and the workpiece, resulting in a high surface temperature of the waste material of the workpiece during the cutting process. When the workpiece is rotated and cut, the waste material is splashed by the centrifugal force, which can easily cause skin burns to the operator. Therefore, the blocking component 200 includes a column 201 arranged on both sides of the movable tool holder 102, and a sliding column 202 is slidably provided on the inner wall of the column 201. A baffle 204 is provided at the end of the sliding column 202. The baffle 204 is made of stainless steel. By arranging the column 201 on both sides of the movable tool holder 102 and arranging symmetrical baffles 204 on both sides of the column 201, when the waste material is thrown to the surroundings by the centrifugal force, the baffles 204 are used to block the two sides of the movable tool holder 102, thereby preventing the operator from being scalded during operation and improving the safety of the processing operation.

[0046] Taking into account that when the rotation speed of the workpiece is high during the turning process, the impact force of the waste generated by the cutting on the baffle 204 is large, which can easily cause the baffle 204 to deform and affect the appearance of the baffle 204. Therefore, an elastic member 203 is provided between the column 201 and the slide column 202. When the waste hits the surface of the baffle 204, the baffle 204 squeezes the slide column 202 to buffer the impact force of the waste and avoids the surface of the baffle 204 from deforming. By providing the elastic member 203 between the column 201 and the slide column 202, when the baffle 204 is subjected to a large impact force of the waste, the baffle 204 is squeezed by the impact force on the elastic member 203, thereby buffering the external impact force and avoiding the baffle 204 from deforming and affecting the appearance. At the same time, due to the buffering effect of the elastic member 203 on the baffle 204, the noise is reduced when the waste hits the baffle 204, thereby ensuring the comfort of the processing area.

[0047] Taking into account that the waste of stainless steel products can be recycled when they are cut, in order to protect the environment and avoid wasting resources, a collecting trough 104 is provided on the surface of the body 100. The collecting trough 104 is used to collect the waste generated by the processing. The waste generated by the cutting is collected through the collecting trough 104, thereby avoiding wasting resources and protecting the environment.

[0048] Taking into account that when the workpiece is roughly processed, there is a lot of dust on the surface of the workpiece, and there may also be sticky stains. During the processing, when the tool cuts the sticky stains, the sticky object is easily adsorbed on the blade, resulting in the tool easily causing the processing surface to be rough when processing the workpiece, affecting the processing accuracy. Therefore, the support roller 304 is provided with an anti-skid groove on the surface of the support roller 304, and the workpiece is placed on the surface of the support roller 304 to increase the friction. At the same time, the support roller 304 grinds the rotating workpiece. When the workpiece is cutting, the movable tool holder 102 drives the support roller 304 to move in the horizontal direction. At the same time, when the workpiece rotates, it drives the support roller 304 to rotate, and the friction with the surface of the workpiece is increased through the anti-skid groove, so that the sticky stains on the surface of the workpiece are removed by the larger friction, avoiding adhesion to the tool surface during processing, causing tool damage, thereby increasing the service life of the tool.

[0049] In summary, the working principle of the present invention is as follows: by placing the workpiece on the surface of the support roller 304, the piston rod at the end of the cylinder 301 drives the mobile frame 302 to move in the vertical direction, so that the end of the workpiece placed on the surface of the support roller 304 is in the same horizontal plane as the three-jaw chuck 101, and the output shaft at the end of the servo motor 401 drives the transmission wheel 402 to rotate, so that the screw rod 403 and the transmission wheel 402 rotate coaxially, and the mobile slot block 404 on the surface of the screw rod 403 moves relative to each other, so that the limiting roller 405 provided inside the mobile slot block 404 rotates and fits with the two sides of the workpiece. The angle is stable, and the workpiece is supported by the support roller 304 and the symmetrical limiting roller 405, so that the workpiece remains stable during movement. When the end of the workpiece moves to the center of the three-jaw chuck 101, the workpiece is pushed to the three-jaw chuck 101 for clamping. The support roller 304 is provided with an anti-skid groove on the surface of the support roller 304. The support roller 304 grinds the rotating workpiece. When the workpiece rotates, it drives the support roller 304 to rotate, and the friction with the surface of the workpiece is increased through the anti-skid groove, so that the sticky stains on the surface of the workpiece are removed by the greater friction, avoiding the process of processing. The blade 503 at the end of the driven gear set 502 rotates to suck air. The air pressure at the end of the suction housing 504 is lower than the external air pressure, so that the dust near the suction housing 504 is sucked into the suction housing 504. Since the suction housing 504 is provided with a filter box 505, the dust is collected by the filter box 505, so that the workpiece is rubbed against the surface of the support roller 304 and falls off. Dust is absorbed and collected to ensure the health and safety of operators. At the same time, a sliding column 202 is slidingly arranged on the inner wall of the column 201, an elastic member 203 is arranged between the column 201 and the sliding column 202, and a baffle 204 is arranged at the end of the sliding column 202. The baffle 204 is made of stainless steel. By arranging the column 201 on both sides of the movable tool holder 102 and symmetrical baffles 204 on both sides of the column 201, when the waste is thrown to the surroundings by the centrifugal force, the baffles 204 are used to block the two sides of the movable tool holder 102, thereby preventing operators from being scalded during operation and improving the safety of processing operations.

[0050] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A stainless steel product turning device, characterized in that: The invention comprises a machine body (100) and a three-jaw chuck (101), an ejector pin (103) being provided at one end away from the three-jaw chuck (101), a movable tool holder (102) being slidably provided between the three-jaw chuck (101) and the ejector pin (103), the movable tool holder (102) being used for turning a workpiece, symmetrical blocking assemblies (200) being provided on both sides of the movable tool holder (102), the blocking assemblies (200) being used for blocking waste materials of the turned workpiece, a cylinder (301) being provided at the end of the movable tool holder (102), a piston rod at the end of the cylinder (301) being provided with a movable frame plate (302) ), a groove is provided on the surface of the movable frame plate (302); the blocking assembly (200) comprises a column (201) arranged on both sides of the movable tool holder (102); a sliding column (202) is slidably provided on the inner wall of the column (201); a baffle (204) is provided at the end of the sliding column (202); the baffle (204) is made of stainless steel; an elastic member (203) is provided between the column (201) and the sliding column (202); when waste material hits the surface of the baffle (204), the baffle (204) squeezes the sliding column (202) to buffer the impact force of the waste material, thereby preventing the surface of the baffle (204) from being deformed; A limiting assembly (400) is provided in the groove, and the limiting assembly (400) is used to limit workpieces of different sizes. A fixed plate (303) is provided on the surface of the movable frame plate (302), and a support roller (304) is rotatably provided on the surface of the fixed plate (303). The support roller (304) is used to support the bottom of the workpiece. At the same time, during the turning process, the workpiece drives the support roller (304) to rotate to grind its surface. The surface of the support roller (304) is provided with an anti-slip groove. The workpiece is placed on the surface of the support roller (304) to increase the friction force. At the same time, the support roller (304) 4) grinding a rotating workpiece, collecting components (500) are provided on both sides of the support roller (304), the collecting components (500) are used to collect waste particles and powder generated by the support roller (304) grinding the workpiece, the collecting components (500) include a driving gear (501) provided at the end of the support roller (304), symmetrical driven gear sets (502) are provided on both sides of the driving gear (501), the driven gear sets (502) are meshed and rotated with the driving gear (501), and fan blades (503) are provided at the end of the driven gear set (502).

2. The stainless steel product turning device according to claim 1, characterized in that: The position limiting assembly (400) comprises a servo motor (401) arranged on the side wall of the movable frame plate (302); an output shaft at the end of the servo motor (401) is provided with a transmission wheel (402); transmission is performed between the transmission wheels (402) via a transmission belt; a screw rod (403) is provided at the end of the transmission wheel (402); and the thread on the surface of the screw rod (403) is symmetrical.

3. The stainless steel product turning device according to claim 2, characterized in that: A symmetrical movable groove block (404) is provided on the surface of the screw rod (403), and a limiting roller (405) is provided inside the movable groove block (404). The screw rod (403) is rotated to drive the movable groove block (404) to move relative to each other, so that the limiting roller (405) limits the two sides of the workpiece placed on the surface of the support roller (304).

4. The stainless steel product turning device according to claim 1, characterized in that: An air suction shell (504) is provided on the surface of the fan blade (503), and a filter box (505) is provided on the inner wall of the air suction shell (504). The filter box (505) is used to collect waste particles and powder generated by friction between the support roller (304) and the workpiece.

5. The stainless steel product turning device according to claim 1, characterized in that: A material collecting trough (104) is provided on the surface of the machine body (100), and the material collecting trough (104) is used to collect waste generated during processing.