CN219582339U - Door opening and closing device of numerical control machine tool - Google Patents

Abstract

The utility model relates to the technical field of numerically-controlled machine tools, in particular to a door opening and closing device of a numerically-controlled machine tool, which comprises a base, a door body and a driving mechanism, wherein the base is convexly provided with a sliding rail, and the width of the cross section of the sliding rail gradually decreases from the bottom end to the top end; the door body is matched with the sliding rail in a concave-convex manner and can move back and forth along the sliding rail; the driving mechanism is used for driving the door body to move between an opening position and a closing position along the sliding rail. The sliding rail is arranged on the base, then the door body is slidably mounted on the sliding rail, and when the driving mechanism drives the door body to move, the door body is not easy to separate from the sliding rail, so that the sliding stability of the door body is high.

Description

Door opening and closing device of numerical control machine tool

Technical Field

The utility model relates to the technical field of numerical control machine tools, in particular to a door opening and closing device of a numerical control machine tool.

Background

The numerical control machine tool is a numerical control machine tool (Computer numerical control machine tools) for short, and is an automatic machine tool provided with a program control system. The control system is able to logically process a program defined by control codes or other symbolic instructions, and to decode it, expressed in coded numbers, and input to the numerical control device via the information carrier. The numerical control device sends out various control signals to control the action of the machine tool through operation processing, and parts are automatically machined according to the shape and the size required by the drawing.

At present, chinese patent with publication number CN217890192U discloses a door opening and closing structure of a numerically-controlled machine tool, which comprises a mounting plate, two sprockets are rotatably connected to the upside of mounting plate through the axis of rotation, two the meshing is connected with the chain between the sprockets, one side fixedly connected with first connecting plate of chain, the another side fixedly connected with second connecting plate of chain, fixedly connected with is first to opening the door on the one end lateral wall of first connecting plate, fixedly connected with second is to opening the door on the one end lateral wall of second connecting plate, be equipped with drive arrangement on the lateral wall of mounting plate, be equipped with proximity sensor on the lateral wall of second to opening the door, be equipped with central controller on the lateral wall of mounting plate, proximity sensor is connected with the central controller electricity.

However, in the above-mentioned numerical control machine tool door opening and closing, since the driving mechanism is disposed above the door body, the force applied to the door body by the driving mechanism is not uniform, and the door body is liable to jump or shift during opening and closing. Therefore, the existing numerical control machine tool has the technical problem of unstable opening and closing of the door.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a door opening and closing device of a numerical control machine tool, so as to solve the technical problem that the existing numerical control machine tool is unstable in door opening and closing.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a door opening and closing device of a numerical control machine tool, comprising:

the base is provided with a sliding rail in a protruding mode, and the width of the cross section of the sliding rail gradually decreases from the bottom end to the top end;

the door body is matched with the sliding rail in a concave-convex manner and can move back and forth along the sliding rail;

the driving mechanism is used for driving the door body to move between an opening position and a closing position along the sliding rail.

Further, the cross section of the sliding rail is triangular; the bottom of the door body is provided with a roller, and the roller is provided with a V-shaped groove matched with the sliding rail.

Further, the door body is bent to form a vertical part and a horizontal part, the roller is connected with the vertical part, and the driving mechanism is connected with the horizontal part.

Further, the door body is a toughened glass door body.

Further, the door comprises a detection mechanism, the detection mechanism comprises a detection piece and a control piece, the detection piece is arranged on the base, the detection piece is located at the opening position and the closing position of the door body, and the control piece is electrically connected with the driving mechanism.

Further, the detecting member includes a photoelectric sensor or a pressure sensor.

Further, two door bodies are arranged on the sliding rail, the driving mechanism is used for driving the two door bodies to be close to or far away from each other, and the two door bodies are close to each other and are in a closing position when being in contact.

Further, the driving mechanism comprises a first rotating wheel, a second rotating wheel, a belt sleeved between the first rotating wheel and the second rotating wheel and a driving piece for driving the belt to rotate around the first rotating wheel, and the two door bodies are respectively connected to the upper section part and the lower section part of the belt, so that the two door bodies can be mutually close to or far away from each other when the belt rotates.

Further, the driving piece is a servo motor, and the servo motor is connected with the first rotating wheel.

Further, the driving piece is a cylinder, the cylinder is arranged along the direction from the first rotating wheel to the second rotating wheel, and the telescopic rod of the cylinder is connected with the belt.

The utility model has the beneficial effects that: the sliding rail is arranged on the base, then the door body is slidably mounted on the sliding rail, and when the driving mechanism drives the door body to move, the door body is not easy to separate from the sliding rail, so that the sliding stability of the door body is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of a numerical control machine;

FIG. 2 is a schematic view of the door opening and closing device in FIG. 1;

FIG. 3 is a schematic view of the other view of FIG. 2;

FIG. 4 is a schematic diagram of the driving mechanism in FIG. 2;

FIG. 5 is a diagram showing a connection frame of the detecting mechanism in the present embodiment;

FIG. 6 is a schematic diagram of the exhaust apparatus of FIG. 1;

fig. 7 is an exploded view of the operating device of fig. 1.

The figure identifies the description: 100. a door opening and closing device; 110. a base; 111. a slide rail; 120. a door body; 121. a roller; 122. a vertical portion; 123. a horizontal portion; 130. a driving mechanism; 131. a first wheel; 132. a second wheel; 133. a belt; 134. a driving member; 140. a detection mechanism; 141. a detecting member; 142. a control member; 200. an exhaust device; 210. an exhaust cover; 211. an exhaust hole; 300. an operating device; 310. a mounting column; 311. a mounting groove; 312. a mounting hole; 313. a tool bin; 314. a hook; 320. a signal lamp; 330. an operation panel; 331. mounting the bulge; 400. and a protective shell.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Examples

The present embodiment relates to a numerical control machine tool, as shown in fig. 1, which is provided with a protective housing 400, and the protective housing 400 is provided with a door opening and closing device 100.

Referring to fig. 1 to 5, a door opening and closing device 100 of a numerically-controlled machine tool comprises a base 110, a door body 120, a driving mechanism 130 and a detecting mechanism 140, wherein the base 110 is convexly provided with a sliding rail 111; the door 120 is in concave-convex fit with the sliding rail 111 and can move back and forth along the sliding rail 111; the driving mechanism 130 is used for driving the door 120 to move along the sliding rail 111 between an open position and a closed position; the detecting mechanism 140 is electrically connected to the driving mechanism 130, and the detecting mechanism 140 is used for detecting that the door 120 is at the open position or the closed position to control the driving mechanism 130 to stop driving. The sliding rail 111 is arranged on the base 110, then the door body 120 is slidably arranged on the sliding rail 111, when the driving mechanism 130 drives the door body 120 to move, the door body 120 is not easy to separate from the sliding rail 111, and the sliding stability of the door body 120 is higher; meanwhile, the position of the door 120 can be detected through the detection mechanism 140, so that the driving mechanism 130 can conveniently control the door 120 to be opened or closed, and the safety is higher.

In this embodiment, the cross section of the sliding rail 111 is triangular; the bottom of the door 120 is provided with a roller 121, and the roller 121 is provided with a V-shaped groove to cooperate with the slide rail 111. Specifically, the cross section of slide rail 111 is triangle-shaped, and door 120's bottom sets up gyro wheel 121, and gyro wheel 121 can the joint to slide rail 111 on, and gyro wheel 121 and slide rail 111 belong to linear contact, and the frictional force between gyro wheel 121 and the slide rail 111 is less to gyro wheel 121 also is difficult for breaking away from on the slide rail 111, and the stability of switch door is higher.

As shown in fig. 2, the door 120 is bent to form a vertical portion 122 and a horizontal portion 123, the roller 121 is connected to the vertical portion 122, and the driving mechanism 130 is connected to the horizontal portion 123. Specifically, the door 120 is a tempered glass door 120. The horizontal part 123 is arranged, so that a worker can conveniently watch the conditions in the box, and the manipulator can conveniently operate from top to bottom, and the use is very convenient.

Referring to fig. 5, the detecting mechanism 140 includes a detecting member 141 and a control member 142 disposed on the base 110, the detecting member 141 is disposed at an open position and a closed position of the door 120, and the control member 142 is electrically connected to the driving mechanism 130. Specifically, the control element 142 may be a single-chip microcomputer. The detecting member 141 includes a photoelectric sensor or a pressure sensor.

As shown in fig. 2 and 3, the sliding rail 111 is provided with two door bodies 120, and the driving mechanism 130 is used for driving the two door bodies 120 to approach each other or separate from each other, and the two door bodies 120 are in a closed position when approaching each other. Specifically, the door opening range of the double door 120 is larger than that of the single door 120.

As shown in fig. 4, the driving mechanism 130 includes a first rotating wheel 131, a second rotating wheel 132, a belt 133 sleeved between the first rotating wheel 131 and the second rotating wheel 132, and a driving member 134 for driving the belt 133 to rotate around the first rotating wheel 131, and the two door bodies 120 are respectively connected to an upper section and a lower section of the belt 133, so that the two door bodies 120 can be moved toward or away from each other when the belt 133 rotates. Specifically, the two door bodies 120 can be opened and closed synchronously by the belt 133. In this embodiment, the driving member 134 is a cylinder, the cylinder is disposed along the direction from the first runner 131 to the second runner 132, and a telescopic rod of the cylinder is connected to the belt 133. In other embodiments, the driving member 134 is a servo motor, and the servo motor is connected to the first rotating wheel 131.

As shown in fig. 2 and 6, in order to facilitate the steam discharge of the numerical control machine tool during operation, the top end of the protective case 400 is provided with the air discharge device 200, the air discharge device 200 includes an air discharge cover 210 detachably coupled to the protective case 400, and the air discharge cover 210 is provided with an air discharge hole 211.

Specifically, the top of protective housing 400 is provided with the ladder groove, exhaust lid 210 peg graft in the ladder inslot, and this setting can conveniently take off exhaust lid 210 from protective housing 400, conveniently discharges the vapor in the protective housing 400 fast to still make things convenient for the manipulator to stretch into the ladder inslot from the top of protective housing 400 and accomplish relevant operation, also conveniently overhaul the internal condition of protective housing 400.

As shown in fig. 6, the exhaust cover 210 is provided with two exhaust holes 211, the two exhaust holes 211 are positioned at opposite sides of the exhaust cover 210, and the exhaust holes 211 are elongated. Specifically, the length and width of the discharge hole 211 are just enough for a worker to insert his or her finger to facilitate the worker to grasp the discharge cap 210, without providing a handle on the discharge cap 210, thus saving production costs.

As shown in fig. 1, the exhaust cover 210 is provided in a transparent manner, so that a worker can observe the situation in the protective case 400 conveniently. Specifically, the degassing cover 210 may be provided using tempered glass.

As shown in fig. 1 and 7, an operation device 300 is further disposed on one side of the protective housing 400, the operation device 300 includes a mounting post 310, a signal lamp 320 and an operation panel 330, the mounting post 310 is disposed on one side of the door opening and closing device 100, the signal lamp 320 is disposed on the top end of the mounting post 310, the operation panel 330 is disposed on the mounting post 310 in a rotating manner, and the operation panel 330 can rotate around the mounting post 310. Specifically, the operation panel 330 is rotatably disposed on the mounting post 310, so that the use angle can be conveniently adjusted, and the position of the door can not be easily occupied.

As shown in fig. 7, a mounting groove 311 for accommodating the operation panel 330 is formed in the middle of the mounting post 310, mounting holes 312 are formed in opposite side walls of the mounting groove 311, and a mounting protrusion 331 engaged with the mounting holes 312 is formed on one side of the operation panel 330, so that the operation panel 330 can rotate around the mounting holes 312.

In the present embodiment, the mounting hole 312 is eccentrically provided to the mounting post 310, and the upper and lower edges of the operation panel 330 may abut against the upper and lower sidewalls of the mounting groove 311 in the opened state of the operation panel 330, so that excessive wear of the mounting hole 312 by the mounting protrusion 331 under the action of gravity may be reduced.

In this embodiment, the mounting post 310 is hollow, the mounting protrusion 331 is provided with a through hole, and the wire rod can conveniently pass through the mounting post 310 by the arrangement of the through hole, so that the space of the numerical control machine is saved.

As shown in fig. 7, a tool magazine 313 is further provided on the mounting post 310. The lower half of the mounting post 310 is recessed to form a tool compartment 313, and tools such as a wrench can be placed in the tool compartment 313. Specifically, a hook 314 is provided in the tool magazine 313, and may be used for hanging tools.

As shown in fig. 7, the signal lamp 320 may be an LED for displaying the tool condition of the numerical control machine.

In summary, compared with the prior art, the door opening and closing device 100 of the numerical control machine tool has at least the following beneficial effects: the sliding rail 111 is arranged on the base 110, then the door body 120 is slidably arranged on the sliding rail 111, when the driving mechanism 130 drives the door body 120 to move, the door body 120 is not easy to separate from the sliding rail 111, and the sliding stability of the door body 120 is higher; meanwhile, the position of the door 120 can be detected through the detection mechanism 140, so that the driving mechanism 130 can conveniently control the door 120 to be opened or closed, and the safety is higher.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A door opening and closing device of a numerical control machine tool, comprising:

the base is provided with a sliding rail in a protruding mode, and the width of the cross section of the sliding rail gradually decreases from the bottom end to the top end;

the door body is matched with the sliding rail in a concave-convex manner and can move back and forth along the sliding rail;

the driving mechanism is used for driving the door body to move between an opening position and a closing position along the sliding rail.

2. The door opening and closing device for a numerical control machine tool according to claim 1, wherein the cross section of the sliding rail is triangular; the bottom of the door body is provided with a roller, and the roller is provided with a V-shaped groove matched with the sliding rail.

3. The door opening and closing device of a numerical control machine tool according to claim 2, wherein the door body is bent to form a vertical portion and a horizontal portion, the roller is connected with the vertical portion, and the driving mechanism is connected with the horizontal portion.

4. A door opening and closing device for a numerical control machine tool according to claim 3, wherein the door body is a tempered glass door body.

5. The door opening and closing device of a numerical control machine tool according to claim 1, further comprising a detection mechanism, wherein the detection mechanism comprises a detection member and a control member, the detection member is arranged on the base, the detection member is located at an opening position and a closing position of the door body, and the control member is electrically connected with the driving mechanism.

6. The door opening and closing device for a numerical control machine tool according to claim 5, wherein the detecting member includes a photoelectric sensor or a pressure sensor.

7. The door opening and closing device for a numerical control machine tool according to any one of claims 1 to 6, wherein the sliding rail is provided with two door bodies, and the driving mechanism is used for driving the two door bodies to be close to or away from each other, and the two door bodies are in a closing position when being close to each other and in contact.

8. The door opening and closing device for a numerical control machine tool according to claim 7, wherein the driving mechanism comprises a first rotating wheel, a second rotating wheel, a belt sleeved between the first rotating wheel and the second rotating wheel, and a driving member for driving the belt to rotate around the first rotating wheel, and the two door bodies are respectively connected to an upper section part and a lower section part of the belt so that the two door bodies can be close to or far away from each other when the belt rotates.

9. The door opening and closing device for a numerical control machine tool according to claim 8, wherein the driving member is a servo motor, and the servo motor is connected with the first rotating wheel.

10. The door opening and closing device of a numerical control machine tool according to claim 8, wherein the driving member is a cylinder, the cylinder is arranged along the direction from the first rotating wheel to the second rotating wheel, and a telescopic rod of the cylinder is connected with the belt.