Protective device for metal CNC machining lathe

Abstract

The utility model relates to the technical field of machining lathes, and discloses a protective device for a metal CNC machining lathe, which comprises a base and a lathe body fixedly mounted at the top of the base, a spraying component is arranged in an inner cavity of the lathe body, a first rectangular opening is formed in the middle of the top of the base, and a collecting tank is fixedly mounted at the bottom of the base. A second rectangular opening is formed in the front side of the collecting tank, a sealing door is movably installed on the front side of the collecting tank, a filter screen is fixedly installed at the position, close to the top, of the side wall of an inner cavity of the collecting tank, a knocking assembly is arranged at the bottom of the filter screen, and a reciprocating lead screw fixed to the shaft end of a power output shaft of a driving motor can rotate under rotation of the power output shaft of the driving motor; and under the action of a movable block and a connecting shaft, a rectangular frame can be limited by a limiting block and a limiting rod, so that an atomization spray head moves left and right in a reciprocating mode, sparks generated during machining are extinguished, and the use safety of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of machining lathes, in particular to a protective device for metal CNC machining lathes. Background Art

[0002] CNC machining usually refers to precision machining controlled by computer digitization. CNC machining is usually performed on machine tools, among which lathes are mainly used to turn rotating workpieces with turning tools. Drills, reamers, reamers, taps, dies and knurling tools can also be used on lathes for corresponding processing. Lathe machining is part of mechanical machining, mainly used for machining shafts, discs, sleeves and other workpieces with rotating surfaces. It is the most widely used type of machine tool machining in mechanical manufacturing and repair factories. Factories use lathes to process workpieces. For operational safety, protective devices will be installed on the lathes.

[0003] For example, a protective device for a metal CNC machining lathe with publication number CN219581691U, a protective device for a metal CNC machining lathe, relates to the technical field of protective devices, and its technical solution includes a lathe body and two meshing gears, the inside of the gear is fixedly connected with a cross bar, the outside of the cross bar is wrapped with a protective curtain, the top of the gate-shaped cross beam is fixedly connected with a servo motor, and the output end of the servo motor is fixedly connected to one of the cross bars through a coupling. When operations that are likely to cause sparks, such as electric welding and drilling, are performed on the lathe body, the servo motor is started, and the servo motor drives the cross bar connected to the servo motor to rotate, and the cooperation of the two gears can drive the two cross bars to rotate in the opposite direction, thereby driving the protective curtains on the outside of the two cross bars to be released at the same time to prevent sparks from splashing and causing harm to the staff.

[0004] The above patent proposes to set up a protective curtain and release it at the same time to prevent sparks from splashing and causing harm to workers. However, lathes are prone to sparks when welding or drilling. The occurrence of a large number of sparks can easily cause a fire, thereby damaging the device and reducing its service life and safety.

[0005] Therefore, we propose a protective device for metal CNC machining lathes to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a protective device for a metal CNC machining lathe to solve the problem in the background art that the lathe is prone to sparks during welding or drilling, and a large number of sparks may easily cause fires.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective device for a metal CNC machining lathe, comprising a base and a lathe body fixedly mounted on the top of the base, the inner cavity of the lathe body is provided with a spraying assembly, a first rectangular opening is opened at the middle position of the top of the base, a collecting tank is fixedly installed at the bottom of the base, a second rectangular opening is opened at the front side of the collecting tank, a sealing door is movably installed at the front side of the collecting tank, a filter screen is fixedly installed on the inner cavity side wall of the collecting tank near the top, and a knocking assembly is provided at the bottom of the filter screen;

[0008] The spray assembly includes a driving motor located near the bottom of one side of the lathe body and a reciprocating screw fixedly installed on the end of the power output shaft of the driving motor. The end of the reciprocating screw movably passes through the inner cavity side wall of the adjacent lathe body and is rotatably connected to the inner cavity side wall of the lathe body. A movable block is movably connected to the outer periphery of the reciprocating screw near one end, and a connecting shaft is rotatably connected to the front side of the movable block. A rectangular frame is fixedly installed at the front end of the connection, and the rectangular frame is located on the outer periphery of the reciprocating screw. An atomizing nozzle is fixedly installed at the bottom of the rectangular frame.

[0009] Preferably, a support plate is fixedly installed at the bottom of the driving motor, one side of the support plate is fixedly connected to the lathe body, a limit block is fixedly installed on the top of the rectangular frame, one side of the limit block movably passes through the limit rod, and both ends of the limit rod are respectively fixedly connected to the side walls of the inner cavity of the lathe body.

[0010] Preferably, a hose is connected to one side of the atomizing nozzle, a water tank is fixedly installed on the top of the base near the middle position, a pump body is fixedly installed on the top of the base near one side, a conduit is commonly connected between the pump body and the water tank, a round tube is connected to the rear side of the pump body near the bottom, the bottom end of the round tube passes through the top of the inner cavity of the lathe body, and is fixedly connected to the top of the hose.

[0011] Preferably, an electric slide rail is fixedly installed on the front side of the lathe body near the top, and two electric sliders are slidably connected to the front side of the electric slide rail near the middle position, and the front sides of the electric sliders are fixedly connected to the protective door.

[0012] Preferably, the knocking assembly includes a rotating shaft that movably passes through the side wall on the other side of the inner cavity of the collecting trough and a cam A that is fixedly sleeved on the outer periphery of the rotating shaft near the other side. The end of the rotating shaft is rotatably connected to the inner cavity side wall of the collecting trough, and a cam B is fixedly sleeved on the outer periphery of the rotating shaft near one end, and both cam A and cam B are arranged to fit closely with the filter screen.

[0013] Preferably, a single groove wheel A is fixedly sleeved on the outer periphery of the rotating shaft near the other end, a double groove wheel is provided on the top of the single groove wheel A, a movable shaft is penetrated at the center of one side of the double groove wheel, and one end of the movable shaft is rotatably connected to the other side of the lathe body, a transmission belt A is commonly sleeved between the double groove wheel and the single groove wheel A, a single groove wheel B is provided on the rear side of the double groove wheel, and the single groove wheel B is fixedly sleeved on the outer periphery of the reciprocating screw, and a transmission belt B is commonly sleeved between the single groove wheel B and the double groove wheel.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. When the power output shaft of the driving motor rotates, the reciprocating screw fixed on the shaft end of the power output shaft of the driving motor can rotate. Under the action of the movable block and the connecting shaft, the rectangular frame can be limited by the limit block and the limit rod, so that the atomizing nozzle can move back and forth left and right, extinguishing the sparks generated during processing and improving the safety of the device.

[0016] 2. During the rotation of the reciprocating screw, the shaft can be rotated under the drive of the transmission belt B and the transmission belt A, and then the cam A and the cam B can be rotated to hit the filter screen, so as to prevent the surface of the filter screen from being blocked by debris, thereby improving the filtering efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of another viewing angle of the overall structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the spray assembly of the utility model;

[0020] Figure 4 It is a partial cross-sectional three-dimensional structural schematic diagram of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the reciprocating screw rod and the movable frame of the utility model;

[0022] Figure 6 For the utility model Figure 2 Enlarged view of point A in the middle;

[0023] Figure 7 For the utility model Figure 2 Enlarged view of point B in the middle.

[0024] In the figure: 1. base; 2. lathe body; 21. electric slide rail; 22. electric slider; 3. protective door; 4. filter; 5. spray assembly; 51. drive motor; 511. support plate; 52. reciprocating screw; 53. movable block; 54. rectangular frame; 541. limit block; 542. limit rod; 55. atomizing nozzle; 551. hose; 552. water tank; 553. pump body; 6. knocking assembly; 61. rotating shaft; 611. single groove wheel A; 612. transmission belt A; 613. movable shaft; 614. double groove wheel; 615. single groove wheel B; 616. transmission belt B; 62. cam A; 63. cam B; 7. collecting tank; 8. sealing door. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Please refer to Figure 1-7 A protective device for a metal CNC machining lathe comprises a base 1 and a lathe body 2 fixedly mounted on the top of the base 1, a spray assembly 5 is arranged in the inner cavity of the lathe body 2, a first rectangular opening is arranged at the middle position of the top of the base 1, a collecting tank 7 is fixedly mounted at the bottom of the base 1, the first rectangular opening and the top of the collecting tank 7 are mutually connected, and the first rectangular opening is arranged in an arc shape around it to facilitate water flow, a second rectangular opening is arranged at the front side of the collecting tank 7, a sealing door 8 is movably mounted at the front side of the collecting tank 7, and the sealing door 8 can be opened by setting it to facilitate the removal of debris on the surface of the filter screen 4, a filter screen 4 is fixedly mounted on the inner cavity side wall of the collecting tank 7 near the top, and a knocking assembly 6 is arranged at the bottom of the filter screen 4;

[0027] The spray assembly 5 includes a driving motor 51 located near the bottom of one side of the lathe body 2 and a reciprocating screw 52 fixedly installed on the end of the power output shaft of the driving motor 51. The end of the reciprocating screw 52 movably penetrates the inner cavity side wall of the adjacent lathe body 2 and is rotatably connected to the inner cavity side wall of the lathe body 2. A movable block 53 is movably connected to the outer periphery of the reciprocating screw 52 near one end, and a connecting shaft is rotatably connected to the front side of the movable block 53. A rectangular frame 54 is fixedly installed at the front end of the connection, and the rectangular frame 54 is located at the outer periphery of the reciprocating screw 52. An atomizing nozzle 55 is fixedly installed at the bottom of the rectangular frame 54. When the power output shaft of the driving motor 51 rotates, the reciprocating screw 52 fixed on the end of the power output shaft of the driving motor 51 can rotate. Under the action of the movable block 53 and the connecting shaft, the rectangular frame 54 can be limited by the limit block 541 and the limit rod 542, so that the atomizing nozzle 55 can reciprocate left and right, so as to extinguish the sparks generated during processing and improve the safety of the device.

[0028] A support plate 511 is fixedly installed at the bottom of the driving motor 51. The driving motor 51 can be supported by setting the support plate 511. One side of the support plate 511 is fixedly connected to the lathe body 2. A limit block 541 is fixedly installed on the top of the rectangular frame 54. One side of the limit block 541 movably penetrates the limit rod 542, and the two ends of the limit rod 542 are respectively fixedly connected to the side walls of the inner cavity of the lathe body 2. By setting the limit block 541 and the limit rod 542 on the top of the rectangular frame 54, the rectangular frame 54 can slide stably.

[0029] A hose 551 is connected to one side of the atomizing nozzle 55, a water tank 552 is fixedly installed on the top of the base 1 near the middle position, a pump body 553 is fixedly installed on the top of the base 1 near one side, a conduit is commonly connected between the pump body 553 and the water tank 552, a round tube is connected to the rear side of the pump body 553 near the bottom, the bottom end of the round tube passes through the top of the inner cavity of the lathe body 2 and is fixedly connected to the top of the hose 551. By setting the water tank 552, moisture can be provided to the atomizing nozzle 55, and the hose 551 will not be entangled around the outer periphery of the reciprocating screw 52.

[0030] An electric slide rail 21 is fixedly installed on the front side of the lathe body 2 near the top, and two electric sliders 22 are slidably connected to the front side of the electric slide rail 21 near the middle position. The front sides of the electric sliders 22 are fixedly connected to the protective door 3. By setting the electric slide rail 21 and the electric slider 22, the protective door 3 can be opened, and the protective door 3 can be used to protect the staff while they are working.

[0031] Embodiment 2: This embodiment is an improvement made on the basis of embodiment 1. For details, please refer to Figure 4 and Figure 7The knocking assembly 6 includes a rotating shaft 61 that movably passes through the side wall on the other side of the inner cavity of the collecting groove 7 and a cam A62 that is fixedly sleeved on the outer periphery of the rotating shaft 61 near the other side. The end of the rotating shaft 61 is rotatably connected to the inner cavity side wall of the collecting groove 7. A cam B63 is fixedly sleeved on the outer periphery of the rotating shaft 61 near one end, and the cam A62 and the cam B63 are both arranged to fit together with the filter screen 4. During the rotation of the reciprocating screw rod 52, the cam A62 and the cam B63 rotate to knock on the filter screen 4, so as to prevent the surface of the filter screen 4 from being blocked by debris, thereby improving the filtering efficiency of the device.

[0032] A single groove wheel A611 is fixedly sleeved on the outer periphery of the rotating shaft 61 near the other end, and a double groove wheel 614 is provided on the top of the single groove wheel A611. A movable shaft 613 is penetrated at the center of one side of the double groove wheel 614, and one end of the movable shaft 613 is rotatably connected to the other side of the lathe body 2. A transmission belt A612 is commonly sleeved between the double groove wheel 614 and the single groove wheel A611. A single groove wheel B615 is provided on the rear side of the double groove wheel 614, and the single groove wheel B615 is fixedly sleeved on the outer periphery of the reciprocating screw rod 52. A transmission belt B616 is commonly sleeved between the single groove wheel B615 and the double groove wheel 614, and the rotating shaft 61 can be rotated under the transmission of the transmission belt B616 and the transmission belt A612.

[0033] Working principle: When the metal CNC machining lathe is in use, sparks are easily generated during its welding process. When processing parts, the drive motor 51 can be started through an external controller. The power output shaft of the drive motor 51 rotates to drive the reciprocating screw 52 fixed at the end of the power output shaft of the drive motor 51 to rotate. Under the action of the movable block 53 and the connecting shaft, the rectangular frame 54 can be moved back and forth left and right under the limit of the limit block 541 and the limit rod 542, so that the atomizing nozzle 55 can be moved back and forth left and right. Through the pump body 553 and the connection of the hose 551, water can be input into the inner cavity of the atomizing nozzle 55, and the sparks generated during processing can be extinguished, thereby improving the safety of the device. When the reciprocating screw 52 rotates, the shaft 61 can be rotated under the drive of the transmission belt B616 and the transmission belt A612, and then the cam A62 and the cam B63 can be rotated to knock on the filter 4 to prevent the surface of the filter 4 from being blocked by debris, thereby improving the filtering efficiency of the device.

[0034] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A protective device for a metal CNC machining lathe, comprising a base (1) and a lathe body (2) fixedly mounted on the top of the base (1), characterized in that: The inner cavity of the lathe body (2) is provided with a spraying assembly (5); a first rectangular opening is provided at the middle position of the top of the base (1); a collecting trough (7) is fixedly installed at the bottom of the base (1); a second rectangular opening is provided at the front side of the collecting trough (7); a sealing door (8) is movably installed at the front side of the collecting trough (7); a filter screen (4) is fixedly installed on the inner cavity side wall of the collecting trough (7) near the top; and a knocking assembly (6) is provided at the bottom of the filter screen (4); The spray assembly (5) comprises a drive motor (51) located near the bottom of one side of the lathe body (2) and a reciprocating screw (52) fixedly mounted on the end of the power output shaft of the drive motor (51); the end of the reciprocating screw (52) movably penetrates the inner cavity side wall of the adjacent lathe body (2) and is rotatably connected to the inner cavity side wall of the lathe body (2); a movable block (53) is movably connected to the outer periphery of the reciprocating screw (52) near one end; a connecting shaft is rotatably connected to the front side of the movable block (53); a rectangular frame (54) is fixedly mounted on the front end of the connection; the rectangular frame (54) is located on the outer periphery of the reciprocating screw (52); and an atomizing nozzle (55) is fixedly mounted on the bottom of the rectangular frame (54).

2. The protective device for a metal CNC machining lathe according to claim 1, characterized in that: A support plate (511) is fixedly mounted on the bottom of the driving motor (51), one side of the support plate (511) is fixedly connected to the lathe body (2), a limit block (541) is fixedly mounted on the top of the rectangular frame (54), one side of the limit block (541) movably passes through a limit rod (542), and both ends of the limit rod (542) are respectively fixedly connected to the side walls of the inner cavity of the lathe body (2).

3. The protective device for a metal CNC machining lathe according to claim 1, characterized in that: A hose (551) is plugged into one side of the atomizing nozzle (55); a water tank (552) is fixedly mounted on the top of the base (1) near the middle; a pump body (553) is fixedly mounted on the top of the base (1) near one side; a conduit is plugged into the pump body (553) and the water tank (552); a round tube is plugged into the rear side of the pump body (553) near the bottom; the bottom end of the round tube passes through the top of the inner cavity of the lathe body (2) and is fixedly connected to the top of the hose (551).

4. The protective device for a metal CNC machining lathe according to claim 1, characterized in that: An electric slide rail (21) is fixedly installed on the front side of the lathe body (2) near the top, and two electric slide blocks (22) are slidably connected to the front side of the electric slide rail (21) near the middle position, and the front sides of the electric slide blocks (22) are fixedly connected to the protective door (3).

5. The protective device for a metal CNC machining lathe according to claim 1, characterized in that: The knocking assembly (6) comprises a rotating shaft (61) movably penetrating the side wall on the other side of the inner cavity of the collecting groove (7) and a cam A (62) fixedly sleeved on the outer periphery of the rotating shaft (61) near the other side, the end of the rotating shaft (61) is rotatably connected to the inner cavity side wall of the collecting groove (7), a cam B (63) is fixedly sleeved on the outer periphery of the rotating shaft (61) near one end, and the cam A (62) and the cam B (63) are both arranged to fit the filter screen (4) with each other.

6. The protective device for a metal CNC machining lathe according to claim 5, characterized in that: A single groove wheel A (611) is fixedly sleeved on the outer circumference of the rotating shaft (61) near the other end, a double groove wheel (614) is provided on the top of the single groove wheel A (611), a movable shaft (613) is penetrated at the center of one side of the double groove wheel (614), and one end of the movable shaft (613) is rotatably connected to the other side of the lathe body (2), a transmission belt A (612) is sleeved between the double groove wheel (614) and the single groove wheel A (611), a single groove wheel B (615) is provided on the rear side of the double groove wheel (614), and the single groove wheel B (615) is fixedly sleeved on the outer circumference of the reciprocating screw rod (52), and a transmission belt B (616) is sleeved between the single groove wheel B (615) and the double groove wheel (614).

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