Chuck with guard plate for lathe

Abstract

The utility model discloses a lathe chuck with a guard plate, which relates to the technical field of lathe chucks and comprises a chuck body, a first fixing plate and a second fixing plate, the top of the first fixing plate is connected with a first adjusting plate, the top of the first adjusting plate is connected with a second inserting plate, and the top of the second inserting plate is connected with a second adjusting plate. Through the arrangement of the first adjusting plate, the inserting groove, the second fixing plate, the first inserting plate, the friction sleeve, the second inserting plate and the second adjusting plate, the first fixing plate, the first adjusting plate, the second fixing plate, the first inserting plate, the second inserting plate and the second adjusting plate form a protection structure, and a machining area is shielded; therefore, splashing fragments, flipping workpieces and cutters are prevented from hurting workers. The protection structure is arranged in a spliced mode, and the angle is adjusted through a rotating rod, a bevel gear, a worm and a worm gear. And the injury to workers caused by splashed fragments, flipped workpieces and cutters is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of machine tool chucks, in particular to a chuck with a guard plate for a lathe. Background Art

[0002] The chuck is a mechanical device used to clamp the workpiece on the machine tool. It is generally composed of three parts: the chuck body, the movable jaw and the jaw drive mechanism. There is a through hole in the center of the chuck to pass the workpiece or bar, making it easier to clamp and limit longer workpieces.

[0003] During the machining process of existing lathes, flying chips will be generated when the tool cuts the workpiece. During the machining process, the worker may not clamp the tool and workpiece tightly, or the instruction may be wrong, resulting in a tool collision, which may cause the workpiece and tool to break easily, splash fragments or be ejected completely, causing injury to the worker. Utility Model Content

[0004] Based on this, the purpose of the present invention is to provide a chuck with a guard plate for a lathe to solve the technical problems mentioned in the above background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: A chuck with a guard plate for a lathe, comprising a chuck body, a first fixed plate and a second fixed plate, the top of the first fixed plate being connected to a first adjusting plate, and the top of the first adjusting plate being connected to a second plug plate, the top of the second plug plate being connected to a second adjusting plate, and slots are provided in the middle of the second adjusting plate and the top of the first adjusting plate, worm gears are connected on both sides of the second adjusting plate, rotating rods are passed through on both sides of the first fixed plate and the second plug plate, worms are passed through on both sides of the top of the first fixed plate and the second plug plate, and bevel gears are sleeved on the outside of the rotating rod and the worm, the top of the second fixed plate is connected to the first plug plate, and friction sleeves are fixed on the outer surfaces of the first plug plate and the second plug plate.

[0006] By adopting the above technical solution, a protective structure is formed by the first fixed plate, the first adjustment plate, the second fixed plate, the first plug plate, the second plug plate and the second adjustment to shield the processing area, thereby preventing flying debris and flying workpieces and tools from causing harm to workers; the protective structure adopts a splicing setting, and the angle is adjusted by the rotating rod, bevel gear, worm and worm wheel, so as to facilitate the combination into protective surfaces of different sizes and shapes, so as to adapt to the processing of workpieces of different sizes and shapes.

[0007] Furthermore, the first adjustment plate is rotatably connected to the first fixed plate, the first plugging plate is rotatably connected to the second fixed plate, and the second adjustment plate is rotatably connected to the second plugging plate.

[0008] Through the adoption of the above technical scheme, the staff can rotate the rotating rod on the first fixed plate or the second plug plate through the hand wheel, the rotating rod is driven to rotate through the bevel gear meshing after rotation, and the first adjusting plate or the second adjusting plate is rotated after the worm meshes with the worm wheel, so that different sizes and shapes of protective surfaces can be combined to adapt to different sizes and shapes of workpieces.

[0009] Further, the rotating rod is fixed with a hand wheel at both ends, and the worm wheel meshes with the worm.

[0010] Through the adoption of the above technical scheme, the rotating rod on the first fixed plate or the second plug plate is rotated, the rotating rod is driven to rotate through the bevel gear meshing after rotation, and the first adjusting plate or the second adjusting plate is rotated after the worm meshes with the worm wheel, and the hand wheel is convenient for the staff to rotate the rotating rod.

[0011] Further, the first plug plate and the second plug plate are detachably connected with the insertion slot through the friction sleeve.

[0012] Through the adoption of the above technical scheme, the staff inserts the second plug plate into the insertion slot on the first adjusting plate, and at the same time, the staff can prepare multiple second plug plates and insert them into the insertion slots on the second adjusting plate, and finally connect the end second adjusting plate with the first plug plate, thereby completing the splicing operation of the protective structure, which can be combined into different shapes and sizes of protective structure to adapt to different types of workpieces, and the friction sleeve is provided to increase the friction force to avoid the structure from falling off naturally.

[0013] Further, the chuck body outer surface one side and back one side are connected with guide frames, and the two guide frames are installed with motors on one side, the two motor output ends are connected with lead screws, and the two lead screws are connected with two support seats between the two guide frames, and the first fixed plate and the second fixed plate are respectively fixed on the top of the two support seats.

[0014] Through the adoption of the above technical scheme, the motor is started to drive the lead screw to rotate, and the support seat is guided by the guide frame, so that the lead screw can drive the support seat to translate after rotation.

[0015] Further, the support seat is threadedly connected with the lead screw, and the support seat is slidingly connected with the guide frame.

[0016] Through the adoption of the above technical scheme, the motor is started to drive the lead screw to rotate, and the support seat is guided by the guide frame, so that the lead screw can drive the support seat to translate after rotation.

[0017] Further, the support seat is threadedly connected with the lead screw, and the support seat is slidingly connected with the guide frame.

[0018] By adopting the above technical scheme, the safety sensor is used to detect the proximity of the workpiece or the operator, and the control system issues a warning or automatically stops the operation of the machine tool when an abnormality is detected, thereby improving work safety.

[0019] Further, the first adjusting plate back, the second plug-in plate back and the second adjusting plate back are all provided with a buffer pad made of transparent silica gel material.

[0020] By adopting the above technical scheme, the buffer pad is provided to reduce the collision force between the protective structure and the chuck body or the workpiece, thereby reducing the risk of equipment wear and damage, and the buffer pad is made of transparent material to avoid blocking the line of sight.

[0021] Further, the first adjusting plate, the first plug-in plate, the second plug-in plate and the second adjusting plate are all made of acrylic material, and the friction sleeve is made of transparent silica gel material.

[0022] By adopting the above technical scheme, since the first adjusting plate, the first plug-in plate, the second plug-in plate, the friction sleeve and the second adjusting plate are all made of transparent material, the working personnel can clearly observe the working condition of the chuck body without removing the protective structure, which helps to monitor the processing process in real time, adjust the processing parameters in time, ensure the processing quality and precision, and at the same time, good observation conditions also help to improve the working efficiency and comfort of the operating personnel.

[0023] In summary, the utility model mainly has the following beneficial effects:

[0024] 1、The utility model discloses a first adjusting plate, a slot, a second fixed plate, a first plug-in plate, a friction sleeve, a second plug-in plate and a second adjusting plate are arranged, and a protective structure is formed by a first fixed plate, a first adjusting plate, a second fixed plate, a first plug-in plate, a second plug-in plate and a second adjusting plate, and the processing area is shielded, so that the splashing fragments and the flying workpieces and tools do not cause harm to the working personnel, the protective structure is arranged in a splicing mode, and the angle is adjusted through a rotating rod, a bevel gear, a worm and a worm wheel, so as to be combined into protective surfaces of different sizes and shapes, so as to be suitable for workpiece processing of different sizes and shapes, and the splashing fragments and the flying workpieces and tools do not cause harm to the working personnel.

[0025] 2、The utility model discloses through the setting of first adjusting board, first plugboard, second plugboard and second adjusting board and buffer pad, because first adjusting board, first plugboard, second plugboard and second adjusting board are all transparent material, make staff without removing protection structure can clearly observe the working condition of chuck main part, this helps real -time monitoring processing process, and timely adjustment processing parameter, and ensure processing quality and precision, simultaneously, good observation condition also helps the work efficiency and comfort of operator to promote, simultaneously through the setting of buffer pad reduces the impact intensity between protection structure and chuck main part or workpiece, reduces the risk of equipment wear and damage, convenient observation and prolong the service life of protection structure;

[0026] 3、The utility model discloses through the setting of motor, screw rod, guide frame and support seat, and the output end drive screw rod rotates after the motor starts, simultaneously through the guide frame to the support seat and guide, to make the screw rod rotate can drive support seat translation, and support seat drives first adjusting board, second adjusting board etc. protection structure on the upper side translation in the process of translation, so that protection structure can always with cutting area corresponding protection, convenient adjustment protection structure's position;

[0027] 4、The utility model discloses through the setting of safety sensor, is used for detecting workpiece or operator's approach situation, and when detecting the exception, through control system sends warning or automatic stop machine tool operation, to improve work safety, improve security. SHEET DESCRIPTION

[0028] Figure 1 It is the structural schematic diagram of the utility model;

[0029] Figure 2 It is the first fixed plate structure schematic diagram of the utility model;

[0030] Figure 3 It is the second fixed plate structure schematic diagram of the utility model;

[0031] Figure 4 It is the second adjusting board structure schematic diagram of the utility model.

[0032] In the drawing: 1, chuck main part;2, motor;3, screw rod;4, guide frame;5, support seat;6, safety sensor;7, first fixed plate;8, first adjusting board;9, slot;10, second fixed plate;11, first plugboard;12, friction sleeve;13, second plugboard;14, second adjusting board;15, rotating rod;16, bevel gear;17, worm;18, worm wheel;19, buffer pad. SPECIFIC IMPLEMENTATION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0034] The following describes an embodiment of the present invention based on its overall structure.

[0035] Example 1:

[0036] A chuck with a guard plate for a lathe, such as Figures 1-4 As shown, it includes a chuck body 1, a first fixed plate 7 and a second fixed plate 10, the top of the first fixed plate 7 is rotatably connected to the first adjusting plate 8, the top of the first adjusting plate 8 is connected to the second plugging plate 13, and the top of the second plugging plate 13 is rotatably connected to the second adjusting plate 14. The first fixed plate 7, the first adjusting plate 8, the second fixed plate 10, the first plugging plate 11, the second plugging plate 13 and the second adjustment form a protective structure to shield the processing area, thereby preventing flying debris and flying workpieces and tools from causing harm to the staff; a slot 9 is provided in the middle of the top of the second adjusting plate 14 and the first adjusting plate 8, and a worm gear 18 is connected to both sides of the second adjusting plate 14, and a rotating rod 15 is passed through both sides of the first fixed plate 7 and the second plugging plate 13, and a hand wheel is fixed at both ends of the rotating rod 15. The worm gear The rod 17 and the worm wheel 18 are meshed with the worm 17, and the outside of the rotating rod 15 and the worm 17 are both sleeved with a bevel gear 16. The staff can rotate the rotating rod 15 on the first fixed plate 7 or the second plug-in plate 13 through the hand wheel. After the rotating rod 15 rotates, it engages with the bevel gear 16 to drive the worm 17 to rotate. After the worm 17 rotates, it engages with the worm wheel 18 to rotate the first adjustment plate 8 or the second adjustment plate 14, so as to adjust the shape of the subsequent protective structure; the top of the second fixed plate 10 is rotatably connected to the first plug-in plate 11, and the outer surfaces of the first plug-in plate 11 and the second plug-in plate 13 are fixed with friction sleeves 12. The first plug-in plate 11 and the second plug-in plate 13 are both detachably connected to the slot 9 through the friction sleeve 12, and can be combined into protective structures of different shapes and sizes to adapt to different types of workpieces, and the friction force is increased by the setting of the friction sleeve 12 to prevent the structure from falling off naturally.

[0037] Example 2:

[0038] On the basis of the above-mentioned embodiment 1, in order to avoid the phenomenon that the protective structure cannot shield the processing area due to the change of the processing area, the following settings are now adopted.

[0039] See Figure 1In the above embodiment, the chuck body 1 is connected with the guide frame 4 on the outer surface side and the back side, the motor 2 is installed on one side of the two guide frames 4, the output end of the two motors 2 is connected with the lead screw 3, the two lead screws 3 are connected with the two support seats 5 between the two guide frames 4, the support seat 5 is threadedly connected with the lead screw 3, the support seat 5 is slidingly connected with the guide frame 4, the first fixed plate 7 and the second fixed plate 10 are respectively fixed on the top of the two support seats 5, the motor 2 is started during the machining process, the output end drives the lead screw 3 to rotate, and the support seat 5 is guided through the guide frame 4, so that the lead screw 3 can drive the support seat 5 to translate after rotating, and the support seat 5 drives the upper first adjusting plate 8, the second adjusting plate 14 and other protective structures to translate during translation, so that the protective structure can be protected corresponding to the cutting area at all times.

[0040] Embodiment three:

[0041] On the basis of the above embodiment two, in order to improve the safety during machining, the following settings are made.

[0042] Referring to Figure 1 In the above embodiment, the safety sensor 6 is installed on the top of the support seat 5, the safety sensor 6 is used to detect the proximity of the workpiece or the operator, and when an abnormality is detected, a warning or automatic stop of the machine tool is issued through the control system, so as to improve the work safety.

[0043] Embodiment four:

[0044] On the basis of the above embodiment one, in order to facilitate the staff to check the machining condition, the following settings are made.

[0045] Referring to Figure 1 , Figure 2 and Figure 4 In the above embodiment, the back of the first adjusting plate 8, the back of the second adjusting plate 13 and the back of the second adjusting plate 14 are provided with the buffer pad 19, the buffer pad 19 is made of transparent silicone material, the buffer pad 19 is set to reduce the collision force between the protective structure and the chuck body 1 or the workpiece, and the risk of equipment wear and damage is reduced; the friction sleeve 12 is made of transparent silicone material, the first adjusting plate 8, the first adjusting plate 11, the second adjusting plate 13 and the second adjusting plate 14 are made of acrylic material, so that the staff can clearly observe the working condition of the chuck body 1 without removing the protective structure, which helps to monitor the machining process in real time and adjust the machining parameters in time.

[0046] The implementation principle of the utility model discloses: first, when assembling the protection structure, the staff can rotate the rotating rod 15 on the first fixed plate 7 or the second plug plate 13 through the hand wheel, the rotating rod 15 rotates and drives the worm 17 to rotate through the bevel gear 16 meshing, the worm 17 rotates and meshes with the worm wheel 18, so that the first adjusting plate 8 or the second adjusting plate 14 rotates, so as to adjust the shape of the subsequent protection structure, then the staff inserts the second plug plate 13 into the slot 9 on the first adjusting plate 8, at the same time, the staff can prepare multiple second plug plates 13 and insert them into the slot 9 on the second adjusting plate 14, finally, the end second adjusting plate 14 is connected with the first plug plate 11, so that the splicing operation of the protection structure is completed, the protection structure of different shapes and sizes can be combined to adapt to different types of workpieces, and the friction force is increased through the setting of the friction sleeve 12 to avoid the structure from falling off naturally.

[0047] After the staff clamps the workpiece through the chuck body 1 and starts processing, the first fixed plate 7, the first adjusting plate 8, the second fixed plate 10, the first plug plate 11, the second plug plate 13 and the second adjusting plate constitute the protection structure, and the processing area is shielded, so that the splashing fragments and the flying workpieces and tools do not cause harm to the staff, and since the first adjusting plate 8, the first plug plate 11, the second plug plate 13 and the second adjusting plate 14 are all transparent materials, the staff can clearly observe the working condition of the chuck body 1 without removing the protection structure, which helps to monitor the processing process in real time, adjust the processing parameters in time, ensure the processing quality and precision, at the same time, the good observation condition also helps to improve the work efficiency and comfort of the operator, at the same time, the setting of the buffer pad 19 reduces the impact force between the protection structure and the chuck body 1 or the workpiece, reduces the risk of equipment wear and damage.

[0048] And the motor 2 drives the lead screw 3 to rotate through the output end during the processing process, at the same time, the support seat 5 is guided through the guide frame 4, so that the lead screw 3 can drive the support seat 5 to translate after rotating, the support seat 5 drives the protection structure such as the first adjusting plate 8 and the second adjusting plate 14 to translate in the process of translation, so as to make the protection structure can always correspond with the cutting area to protect, at the same time, the safety sensor 6 detects the approach of the workpiece or the operator, and when detecting the abnormality, the control system sends a warning or automatically stops the operation of the machine tool, so as to improve the work safety.

[0049] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make the modification, replacement and change of the embodiments without the creative contribution after reading the specification without departing from the principles and the purpose of the utility model, but as long as in the claim range of the utility model, it is protected by the patent law.

Claims

1. A guarded chuck for a lathe, comprising a chuck body (1), a first fixed plate (7) and a second fixed plate (10), characterized in that: The first fixed plate (7) top is connected with the first adjusting plate (8), and the first adjusting plate (8) top is connected with the second plug-in plate (13), the second plug-in plate (13) top is connected with the second adjusting plate (14), and the second adjusting plate (14) and the first adjusting plate (8) top middle are both provided with the plug-in slot (9), the second adjusting plate (14) both sides are connected with the worm wheel (18), the first fixed plate (7) and the second plug-in plate (13) both sides are penetrated with the rotating rod (15), the first fixed plate (7) and the second plug-in plate (13) top both sides are penetrated with the worm (17), and the rotating rod (15) and the worm (17) outside are all sleeved with the bevel gear (16), the second fixed plate (10) top is connected with the first plug-in plate (11), and the first plug-in plate (11) and the second plug-in plate (13) outer surfaces are all fixed with the friction sleeve (12).

2. The shielded chuck for a lathe according to claim 1, characterized in that: The first adjusting plate (8) is rotatably connected with the first fixed plate (7), and the first plug-in plate (11) is rotatably connected with the second fixed plate (10), and the second adjusting plate (14) is rotatably connected with the second plug-in plate (13).

3. The shielded chuck for a lathe according to claim 1, characterized in that: The rotating rod (15) both ends are fixed with hand wheels, and the worm wheel (18) is engaged with the worm (17).

4. The shielded chuck for a lathe according to claim 2, characterized in that: The first plug-in plate (11) and the second plug-in plate (13) are detachably connected with the plug-in slot (9) through the friction sleeve (12).

5. The shielded chuck for a lathe of claim 1, wherein: The chuck body (1) outer surface one side and back one side are both connected with the guide frame (4), and the two guide frames (4) one side are both mounted with the motor (2), the two motor (2) output ends are both connected with the lead screw (3), and the two lead screws (3) and the two guide frames (4) are connected with the two support bases (5), and the first fixed plate (7) and the second fixed plate (10) are respectively fixed on the two support bases (5) top middle.

6. The shielded chuck for a lathe according to claim 5, characterized in that: The support base (5) is threadedly connected with the lead screw (3), and the support base (5) is slidably connected with the guide frame (4).

7. The shielded chuck for a lathe according to claim 5, characterized in that: The support base (5) top is provided with the safety sensor (6).

8. The shielded chuck for a lathe of claim 1, wherein: The first adjusting plate (8) back, the second plug-in plate (13) back and the second adjusting plate (14) back are all provided with the buffer pad (19), and the buffer pad (19) is made of transparent silica gel material.

9. The shielded chuck for a lathe according to claim 8, characterized in that: The first adjusting plate (8), the first plug-in plate (11), the second plug-in plate (13) and the second adjusting plate (14) are all made of acrylic material, and the friction sleeve (12) is made of transparent silica gel material.

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