CN210173111U - Numerical control machining center safety protection door - Google Patents

Abstract

The utility model discloses a numerical control machining center safety guard gate, including the machining center main part, guard gate, fixed gate, cushion rubber strip, spring, spacing locking piece and slide rail, the vertical fixed mounting of cushion rubber strip is in the door frame left side of machining center main part, and be provided with the buffering breach on the cushion rubber strip, the fixed buffering arch that is provided with and cushions breach matched with on the guard gate, the guard gate inboard still is provided with the mount, the both ends of spring are used in respectively on mount and fixed gate, spacing locking piece rotates and installs in the machining center main part, and spacing locking piece is located fixed gate left side 2cm ~ 3 cm's position department. This guard gate keeps the closed state under the elasticity non-operation state that utilizes the spring, and then has avoided operating personnel negligence or because of the potential safety hazard that the personal operation violation operation caused, at the in-process of operating personnel centre gripping or taking off the work piece, the spacing locking piece of accessible restricts the safety guard gate.

Description

Numerical control machining center safety protection door

Technical Field

The utility model relates to a numerical control machining center safety protection door.

Background

Machining centers have evolved from numerically controlled milling machines. The numerical control milling machine is different from a numerical control milling machine in that the machining center has the capability of automatically exchanging machining tools, and the machining tools on the main shaft can be changed through the automatic tool changing device in one-time clamping by installing tools with different purposes on the tool magazine, so that multiple machining functions are realized.

The numerical control machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts. The numerical control machining center is one of numerical control machines with highest yield and most extensive application in the world at present. The comprehensive processing capacity is strong, a workpiece can finish more processing contents after being clamped once, the processing precision is high, batch workpieces with medium processing difficulty are processed, the efficiency is 5-10 times that of common equipment, especially, the batch processing method can finish processing which cannot be finished by a plurality of common equipment, and the batch processing method is more suitable for single-piece processing or medium-small batch multi-variety production with complex shapes and high precision requirements. The functions of milling, boring, drilling, tapping, cutting threads and the like are integrated on one device, so that the device has multiple technological means. The machining center is classified according to the spatial position of the main shaft during machining into: horizontal and vertical machining centers. The method is classified according to the process application: a boring and milling machining center and a combined machining center. The special classification according to function is as follows: single, double and multiple working table machining centers. A single shaft, a double shaft, a triple shaft and a machining center with a replaceable spindle box.

Most of safety protection doors of the existing numerical control machining centers adopt a control mode of manual opening and closing, the safety protection doors serve as important protection measures for operators, and the operators often do not close the safety protection doors due to negligence or short machining time of single parts, so that great potential safety hazards exist.

Disclosure of Invention

The utility model discloses the technical problem that will solve is: the safety protection door of the numerical control machining center is used for keeping the safety protection door in a closed state by utilizing the elastic action so as to ensure the personal safety of operators.

In order to solve the technical problems, the invention is realized by the following technical scheme: the utility model provides a numerical control machining center safety protection door, includes the machining center main part, guard gate, fixed door, cushion rubber strip, spring, spacing locking piece and slide rail, the fixed door is fixed to be set up on the door frame right side of machining center main part, slide rail horizontal installation is in the door frame left side of machining center main part, guard gate slidable mounting is on the slide rail, the vertical fixed mounting of cushion rubber strip is in the door frame left side of machining center main part, and be provided with the buffering breach on the cushion rubber strip, it is protruding with buffering breach matched with buffering to fix being provided with on the guard gate, the guard gate inboard still is provided with the mount, the both ends of spring are used in on mount and fixed gate respectively, spacing locking piece rotates and installs in the machining center main part, and spacing locking piece is located the position department of fixed gate left side 2cm ~ 3 cm.

Preferably, the buffering gap is set to be a triangle structure with a large outer part and a small inner part.

Preferably, the fixed door is further provided with an elastic adjusting rod, the elastic adjusting rod is connected with the fixed door through a threaded structure, and the elastic adjusting rod is further fixedly connected with the right end of the spring.

Preferably, the fixing frame is installed on the protective door through a waist-shaped hole structure.

Compared with the prior art, the utility model discloses an useful part is: this guard gate keeps the closed state under the elasticity non-operation state that utilizes the spring, and then has avoided operating personnel negligence or because of the potential safety hazard that the personal operation violation operation caused, at the in-process of operating personnel centre gripping or taking off the work piece, the spacing locking piece of accessible is restricted the guard gate, prevents that it from taking place to kick-back, after the operation is accomplished, operating personnel rotate spacing locking piece remove the safety protection door the restriction can, have easy operation's advantage.

Description of the drawings:

the present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the mounting structure of the spring.

Fig. 3 is a schematic structural diagram of the positions of the buffer notches and the buffer protrusions.

The specific implementation mode is as follows:

the present invention will be described in detail with reference to the following embodiments:

as shown in fig. 1 to 3, the safety protection door for numerical control machining center comprises a machining center body 1, a protection door 2, a fixed door 3, a buffering rubber strip 4, a spring 5, a limiting lock block 6 and a slide rail, wherein the fixed door 3 is fixedly arranged on the right side of a door frame of the machining center body 1, the slide rail is horizontally arranged on the left side of the door frame of the machining center body 1, the protection door 2 is slidably arranged on the slide rail, the buffering rubber strip 4 is vertically and fixedly arranged on the left side of the door frame of the machining center body 1, the buffering rubber strip 4 is provided with a buffering notch 12, the protection door 2 is fixedly provided with a buffering bulge 23 matched with the buffering notch 12, the inner side of the protection door 2 is further provided with a fixed frame 22, two ends of the spring 5 respectively act on the fixed frame 22 and the fixed door 3, the limiting lock block 6 is rotatably arranged on the machining center body 1, and the limit lock block 6 is positioned at the position of 2 cm-3 cm on the left side of the fixed door.

As a preferable arrangement structure of the buffering notch 12, the buffering notch 12 is configured in a triangle structure with a large outside and a small inside, and the buffering protrusion 23 is configured in a structure corresponding to the buffering notch 12, so that even if the height of the protection door 2 is slightly changed in a long-term use, the buffering notch 12 and the buffering protrusion 23 can be ensured to be in contact with each other.

The fixed door 3 is further provided with an elastic adjusting rod 31, the elastic adjusting rod 31 is connected with the fixed door 3 through a threaded structure, the elastic adjusting rod 31 is further fixedly connected with the right end of the spring 5, and the elastic adjusting rod 31 can be screwed or loosened to adjust the elastic force of the spring 5.

The fixing frame 22 is installed on the protective door 2 through a waist-shaped hole structure, and the installation position of the fixing frame 22 can be adjusted through the waist-shaped hole structure, so that the elasticity of the spring 5 can be adjusted.

Operating personnel is opening it through the handle that sets up on guard gate 2, spring 5 is in under the compression state this moment, after opening guard gate 2 completely, rotate spacing locking piece 6 and block guard gate 2, and then prevent that guard gate 2 from reseing under spring 5's spring action, install and remove the completion back at the work piece, operating personnel only unscrews spacing locking piece 6 and resets, guard gate 2 can be closed under spring 5's spring action, under the effect of the two friction power of buffering breach 12 and buffering arch 23, guard gate 2 can not take place to kick-back and can closely be closed.

It is to be emphasized that: it is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (4)

1. The utility model provides a numerical control machining center safety protection door which characterized in that: comprises a machining center main body (1), a protective door (2), a fixed door (3), a buffering rubber strip (4), a spring (5), a limiting lock block (6) and a slide rail, wherein the fixed door (3) is fixedly arranged on the right side of a door frame of the machining center main body (1), the slide rail is horizontally arranged on the left side of the door frame of the machining center main body (1), the protective door (2) is slidably arranged on the slide rail, the buffering rubber strip (4) is vertically and fixedly arranged on the left side of the door frame of the machining center main body (1), a buffering notch (12) is arranged on the buffering rubber strip (4), a buffering bulge (23) matched with the buffering notch (12) is fixedly arranged on the protective door (2), a fixing frame (22) is further arranged on the inner side of the protective door (2), and two ends of the spring (5) respectively act on the fixing frame (22) and the fixed door (3), the limiting lock block (6) is rotatably arranged on the machining center main body (1), and the limiting lock block (6) is located at the position of 2-3 cm on the left side of the fixed door.

2. The safety protection door of the numerical control machining center according to claim 1, characterized in that: the buffer gap (12) is of a structure with a large outer part and a small inner part.

3. The safety protection door of the numerical control machining center according to claim 1, characterized in that: the fixed door (3) is further provided with an elastic adjusting rod (31), the elastic adjusting rod (31) is connected with the fixed door (3) through a threaded structure, and the elastic adjusting rod (31) is further fixedly connected with the right end of the spring (5).

4. The safety protection door of the numerical control machining center according to claim 1, characterized in that: the fixed frame (22) is arranged on the protective door (2) through a waist-shaped hole structure.

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