Machining safety protection device of numerical control milling machine

Abstract

The machining safety protection device of the numerical control milling machine comprises a machine base and a protective cover, the protective cover is arranged on the machine base in a covering mode, an opening is formed in the front side of the protective cover, two sets of protective door plates are installed on the opening of the protective cover in a sliding mode, the protective door plates are oppositely installed, a groove is formed in the front side wall of the protective cover, and the protective door plates are arranged in the groove. The groove is located above an opening of the protective cover, a driving motor is installed on the inner side wall of the groove, the output end of the driving motor is connected with a two-way lead screw, the two-way lead screw is sleeved with a first lead screw pair and a second lead screw pair in a threaded mode, and the bottom end of the first lead screw pair and the bottom end of the second lead screw pair are connected with the two sets of protective door plates respectively. The utility model belongs to the technical field of protection devices, and particularly relates to a safety protection device for machining of a numerical control milling machine. The safety protection device can prevent splashing substances generated during machining from hurting operators.

Description

Technical Field

[0001] The utility model belongs to the technical field of protective devices, in particular to a safety protective device for machining a numerically controlled milling machine. Background Art

[0002] CNC milling machine is also called CNC milling machine, which means a milling machine controlled by electronic digital signals in English. CNC milling machine is an automatic processing equipment developed on the basis of general milling machine. The processing technology of the two is basically the same, and the structure is somewhat similar. CNC milling machine is divided into two categories: without tool magazine and with tool magazine. Among them, CNC milling machine with tool magazine is also called machining center.

[0003] For example, the Chinese authorized patent with announcement number CN109048393A discloses a CNC milling machine: it includes a bed unit, a column unit is longitudinally provided on one side of the bed unit, a vertical slide rail unit is provided on the column unit along the height direction, a head unit is matched with the vertical slide rail unit, slide rail units are parallelly provided on both sides of the bed unit, a workbench unit is slidably matched with the slide rail unit; a slide seat is slidably matched with the slide rail unit, a protruding matching block is provided on the top of the slide seat, and a driven slider and an active slider are correspondingly provided at the bottom of the workbench unit, which respectively match with the matching blocks on both sides.

[0004] During the machining process of the CNC milling machine in the above-mentioned prior art, the metal being cut will produce flying chips, which are not only difficult to clean but also cause harm to the operator. Therefore, a CNC milling machine machining safety protection device is proposed. Utility Model Content

[0005] In order to solve the above-mentioned problem, the utility model provides a CNC milling machine processing safety protection device which can prevent splashes generated during processing from causing harm to the operator.

[0006] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a CNC milling machine processing safety protection device, including a machine base and a protective cover, the protective cover is arranged on the machine base, the front side of the protective cover is provided with an opening, the opening of the protective cover is slidably installed with a protective door plate, two groups of protective door plates are installed relatively to each other, a groove is arranged on the front side wall of the protective cover, the groove is located above the opening of the protective cover, a driving motor is installed on the inner side wall of the groove, the output end of the driving motor is connected with a bidirectional lead screw, a lead screw pair 1 and a lead screw pair 2 are threadedly sleeved on the bidirectional lead screw, and the bottom ends of the lead screw pair 1 and the lead screw pair 2 are respectively connected with two groups of protective door plates.

[0007] As a preferred technical solution of the utility model, grooves are provided on both the left and right side walls of the protective cover, and the grooves are connected to the sliding path of the protective door panel.

[0008] As a preferred technical solution of the utility model, a protective cover is installed at the groove, and the protective cover is arranged with an opening at the bottom side.

[0009] As a preferred technical solution of the utility model, a controller is installed on the front side wall of the protective cover.

[0010] As a preferred technical solution of the present utility model, the controller is connected to the drive motor via an electrical signal.

[0011] As a preferred technical solution of the present utility model, the protective door panel and the protective cover are both supported by transparent materials.

[0012] Compared with the prior art, the utility model adopts the above structure to achieve the following beneficial effects: through the setting of the protective cover and two sets of protective door panels, it can prevent flying chips from injuring the operator and causing the surrounding environment to be difficult to clean. At the same time, the two sets of protective door panels can be easily slid open to both sides, so that the workpiece to be processed can be placed inside the protective cover and processed by a CNC milling machine. The transparent protective cover and protective door panels make it possible to observe the internal working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a safety protection device for CNC milling machine processing proposed by the utility model;

[0014] Figure 2 This is a schematic diagram of the overall structure of a safety protection device for CNC milling machine processing proposed by the utility model;

[0015] Figure 3 for Figure 2 A partial enlarged view of the middle part;

[0016] Figure 4 A schematic diagram of the structure of a removal protection cover of a CNC milling machine processing safety protection device proposed by the utility model;

[0017] Figure 5 for Figure 4 A partial enlarged view of point B in the middle.

[0018] Among them, 1. machine base, 2. protective cover, 3. protective door panel, 4. groove, 5. driving motor, 6. bidirectional screw, 7. screw pair 1, 8. screw pair 2, 9. slotting, 10. protective cover, 11. controller. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0020] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance. The present utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] like Figure 1-5 As shown, the utility model provides a CNC milling machine processing safety protection device, including a machine base 1 and a protective cover 2, the protective cover 2 is arranged on the machine base 1, the front side of the protective cover 2 is provided with an opening, the opening of the protective cover 2 is slidably installed with a protective door panel 3, the protective door panels 3 are relatively installed in two groups, the two groups of protective door panels 3 are spliced ​​and closed, the two groups of protective door panels 3 cooperate with the protective cover 2 on the machine base 1 to protect the CNC milling machine to prevent debris from splashing during the working process, the front side wall of the protective cover 2 is provided with a groove 4, the groove 4 is located above the opening of the protective cover 2, and the protective cover 10 is installed at the groove 4 The protective cover 10 is set with an opening on the bottom side, and a driving motor 5 is installed on the inner wall of the groove 4. The output end of the driving motor 5 is connected to a bidirectional lead screw 6, and a lead screw pair 1 7 and a lead screw pair 2 8 are threadedly sleeved on the bidirectional lead screw 6. The bottom ends of the lead screw pair 1 7 and the lead screw pair 2 8 are respectively connected to the two groups of protective door panels 3. The driving motor 5 drives the bidirectional lead screw 6 to rotate, and the lead screw pair 1 7 and the lead screw pair 2 8 convert the rotary motion of the bidirectional lead screw 6 into a linear reciprocating motion with opposite motion directions, so that the lead screw pair 1 7 and the lead screw pair 2 8 drive the two groups of protective door panels 3 to move open or close.

[0022] like Figure 1 , 2 As shown in FIG. 4 , grooves 9 are provided on the left and right side walls of the protective cover 2, and the grooves 9 are connected to the sliding path of the protective door panels 3. When the two sets of protective door panels 3 slide to both sides and open, they will not be restricted by the left and right side walls of the protective cover 2. A controller 11 is installed on the front side wall of the protective cover 2, and the controller 11 is connected to the driving motor 5 by electrical signals.

[0023] The protective door panel 3 and the protective cover 2 are both supported by transparent materials, which not only play a protective role but also facilitate the observation of the working conditions of the internal CNC milling machine.

[0024] During specific use, the drive motor 5 is turned on through the controller 11, and the drive motor 5 drives the bidirectional screw 6 to rotate. The screw pair 1 7 and the screw pair 2 8 convert the rotary motion of the bidirectional screw 6 into a linear reciprocating motion with opposite motion directions, so that the screw pair 1 7 and the screw pair 2 8 drive the two groups of protective door panels 3 to move and open, and then the workpiece to be processed is placed on the CNC milling machine inside the protective cover 2, and the data milling machine is controlled to work. At the same time, the drive motor 5 drives the two groups of protective door panels 3 to close, and the two groups of protective door panels 3 cooperate with the CNC milling machine on the base 1 of the protective cover 2 for protection to prevent debris from splashing during work, and the transparent protective cover 2 and protective door panels 3 are convenient for observing the internal working conditions.

[0025] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A safety protection device for a CNC milling machine, comprising a machine base (1) and a protective cover (2), wherein the protective cover (2) is arranged on the machine base (1), and is characterized in that: The front side of the protective cover (2) is provided with an opening, and a protective door plate (3) is slidably mounted on the opening of the protective cover (2), and two groups of the protective door plates (3) are relatively mounted, and a groove (4) is arranged on the front side wall of the protective cover (2), and the groove (4) is located above the opening of the protective cover (2), and a driving motor (5) is mounted on the inner side wall of the groove (4), and the output end of the driving motor (5) is connected with a bidirectional lead screw (6), and a lead screw pair 1 (7) and a lead screw pair 2 (8) are threadedly sleeved on the bidirectional lead screw (6), and the bottom ends of the lead screw pair 1 (7) and the lead screw pair 2 (8) are respectively connected with the two groups of protective door plates (3).

2. A safety protection device for CNC milling machine processing according to claim 1, characterized in that: The left and right side walls of the protective cover (2) are both provided with slots (9), and the slots (9) are connected to the sliding path of the protective door plate (3).

3. A safety protection device for CNC milling machine processing according to claim 2, characterized in that: A protective cover (10) is installed at the groove (4), and the protective cover (10) is arranged with an opening at the bottom side.

4. A safety protection device for CNC milling machine processing according to claim 3, characterized in that: A controller (11) is installed on the front side wall of the protective cover (2).

5. A safety protection device for CNC milling machine processing according to claim 4, characterized in that: The controller (11) is connected to the drive motor (5) via electrical signals.

6. A safety protection device for CNC milling machine processing according to claim 5, characterized in that: The protective door plate (3) and the protective cover (2) are both supported by transparent materials.

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