Mechanical automatic machine tool security and protection device

Abstract

The utility model provides a mechanical automation machine tool security device which comprises a protective cover installed on the top side of a machine tool, connecting bases are installed at the two ends of the top side of the machine tool, racks are connected to the inner sides of the two connecting bases in a sliding mode, and two through grooves are formed in one sides of the two connecting bases and correspond to the two racks respectively. And one ends of the two sets of racks penetrate through the two sets of through grooves correspondingly and are fixedly connected with clamping plates, limiting plates abutting against the protective cover are fixedly installed at the two ends of the two sets of clamping plates correspondingly, and one sides of the two sets of clamping plates abut against the two sides of the protective cover correspondingly. Through cooperation of the handle, the worm and the worm gear, flexible rotation of the worm gear and the gear can be driven, self-locking is achieved after the gear rotates, flexible movement of the clamping plate and the limiting plate can be driven through cooperation of the gear and the rack, and therefore flexible fixing and releasing of the protective cover are achieved, and convenience of products is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to automatic machine tool technical field, more specifically, especially, it is a kind of mechanical automatic machine tool security device. BACKGROUND

[0002] Automatic machine tool is a kind of automatic machine tool equipped with program control system.The existing automatic machine tool when using, to protect the operator around machine tool, usually install security device on machine tool, security device needs to be cleaned periodically in the use process, but the existing security device is usually fixedly installed on machine tool by fastener, and when the security device is disassembled, it is more cumbersome to operate. Therefore, in view of this, the existing structure and defects are improved, a kind of mechanical automatic machine tool security device is provided, to achieve the purpose of more practical value. INVENTION CONTENTS

[0003] To solve the above technical problems, the utility model provides a kind of mechanical automatic machine tool security device, by following specific technical means:

[0004] A kind of mechanical automatic machine tool security device, including the protective cover of installation in the top side of machine tool, the top side of machine tool is installed with connecting seat on both ends, the inner side of two groups of connecting seat is slidably connected with rack, two groups of connecting seat are respectively provided with two groups of through slot on one side corresponding two groups of rack, one end of two groups of rack is respectively passed through two groups of through slot and is fixedly connected with clamping plate, the both ends of two groups of clamping plate are all fixedly installed with the limiting plate that is arranged with the protective cover, the side of two groups of clamping plate is respectively with the both sides of protective cover.

[0005] Further, the bottom side of two groups of connecting seat is all fixedly installed with connecting frame, the bottom side of two groups of connecting frame is all provided with screw hole, the inner side of two groups of screw hole is all screw-connected with screw rod, the top end of two groups of screw rod is all fixedly installed with the fixed block that is arranged with the bottom side of machine tool, the side of connecting frame is with the top side of machine tool.

[0006] Further, the bottom end of screw rod is fixedly installed with rocking handle.

[0007] Further, the inner side of connecting seat is rotatably connected with shaft, the shaft is coaxially fixedly connected with gear and worm gear on the shaft, the gear is engagedly connected with rack, the inner side of connecting seat is rotatably connected with the worm that is engagedly connected with worm gear.

[0008] Further, one end of worm passes out connecting seat and is fixedly installed with handle.

[0009] Furthermore, a dovetail groove is provided on the inner wall of the bottom side of the connecting seat, and a dovetail block is fixedly installed on the bottom side of the rack corresponding to the dovetail groove, and the inner side of the dovetail groove is slidably connected to the outer side of the dovetail block.

[0010] Furthermore, a protective cover is fixedly connected to the top side of the connecting seat via fasteners.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] The utility model can achieve flexible rotation of the worm wheel and the gear through the cooperation of the handle, the worm and the worm wheel, and achieve self-locking after the gear rotates. Through the cooperation of the gear and the rack, the splint and the limit plate can be driven to move flexibly, thereby achieving flexible fixation and release of the protective cover, increasing the convenience of the product.

[0013] The utility model can realize convenient fixing of the connecting seat on the machine tool through the cooperation of the screw rod, the fixing block and the connecting frame, and can avoid using fasteners such as fastening screws to fix the connecting frame on the machine tool, thereby avoiding damage to the machine tool caused by opening screw holes on the machine tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the screw and fixed block of the utility model.

[0016] Figure 3 It is a schematic diagram of the internal structure of the connecting seat of the utility model.

[0017] Figure 4 It is a schematic diagram of the gear and rack structure of the utility model.

[0018] In the figure, the corresponding relationship between component names and drawing numbers is as follows:

[0019] 1. Machine tool; 2. Protective cover; 3. Connecting seat; 4. Rack; 5. Clamp; 6. Limit plate; 7. Rotating shaft; 8. Gear; 9. Worm gear; 10. Worm; 11. Connecting frame; 12. Screw; 13. Fixing block; 14. Handle; 15. Crank; 16. Protective cover. DETAILED DESCRIPTION

[0020] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two;The terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawing, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. Embodiment

[0023] As shown in the accompanying Figure 1 to the accompanying Figure 4 As shown:

[0024] The utility model provides a kind of mechanical automation machine tool security device, including the protective cover 2 of installation in machine tool 1 top side, the top side of machine tool 1 Both ends are equipped with connecting seat 3, the inner side of two groups of connecting seat 3 is slidably connected with rack 4, two groups of connecting seat 3 One side is equipped with two groups of through slot respectively corresponding two groups of rack 4, one end of two groups of rack 4 respectively passes two groups of through slot and is fixedly connected with clamping plate 5, two ends of two groups of clamping plate 5 Both are fixedly installed with the limiting plate 6 that is arranged with protective cover 2, one side of two groups of clamping plate 5 respectively with the two sides of protective cover 2 abut.

[0025] Among them, the bottom side of two groups of connecting seat 3 Both are fixedly installed with connecting bracket 11, the bottom side of two groups of connecting bracket 11 Both are equipped with screw hole, the inner side of two groups of screw hole is threadedly connected with screw rod 12, the top end of two groups of screw rod 12 Both are fixedly installed with the fixed block 13 that is arranged with the bottom side of machine tool 1, the side of connecting bracket 11 With the top side of machine tool 1 abut, connecting bracket 11 and connecting seat 3 can be fixedly installed on machine tool 1 conveniently.

[0026] Among them, the bottom end of screw rod 12 Fixedly install handle 15, to facilitate the rotation of screw rod 12.

[0027] The inner side of the connecting seat 3 is rotationally connected with a rotating shaft 7, the rotating shaft 7 is coaxially and fixedly connected with a gear 8 and a worm wheel 9, the gear 8 is meshingly connected with the rack 4, the inner side of the connecting seat 3 is rotationally connected with a worm 10 which is meshingly connected with the worm wheel 9, so that the flexible movement of the rack 4 can be realized, and self-locking can be realized after the movement of the rack 4.

[0028] One end of the worm 10 penetrates through the connecting seat 3 and is fixedly connected with a handle 14, so that the worm 10 can be conveniently rotated.

[0029] The bottom side of the connecting seat 3 is provided with a dovetail groove, the bottom side of the rack 4 is fixedly connected with a dovetail block corresponding to the dovetail groove, and the inner side of the dovetail groove is slidingly connected with the outer side of the dovetail block, so that the stability of the rack 4 during movement is increased.

[0030] The top side of the connecting seat 3 is fixedly connected with a protective cover 16 through fasteners, so that the gear 8, the rack 4, the worm wheel 9 and the worm 10 can be protected, damage of the gear 8, the rack 4, the worm wheel 9 and the worm 10 caused by collision with external objects during long-time use is prevented, and the service life of the product is increased.

[0031] The working principle of the embodiment is as follows: when the protective cover 2 needs to be installed, first, the two groups of connecting frames 11 and the connecting seat 3 are respectively placed at appropriate positions on the two sides of the machine tool 1, then the handle 15 is rotated to drive the screw rod 12 to rotate, the screw rod 12 drives the fixed block 13 to move and abut against the bottom side of the machine tool 1, the installation of the connecting frame 11 and the connecting seat 3 is completed, then the protective cover 2 is placed at an appropriate position, the handle 14 is rotated to drive the worm 10 to rotate, the worm 10 drives the gear 8 to rotate through the worm wheel 9, the gear 8 drives the rack 4 and the clamping plate 5 to move, the two groups of clamping plates 5 clamp the protective cover 2 and stably fix the protective cover 2 through the limiting plates 6, the installation of the protective cover 2 is completed, when the protective cover 2 needs to be disassembled, the handle 14 is reversely rotated to reversely rotate the worm 10, the clamping plate 5 is driven away from the protective cover 2 through the worm wheel 9, the gear 8 and the rack 4, the protective cover 2 is taken off, and the disassembly of the protective cover 2 is completed.

[0032] The embodiments of the utility model are given for the purpose of example and description, and are not exhaustive or limit the utility model to the disclosed forms. Many modifications and changes are obvious to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the utility model, and enable those skilled in the art to understand the utility model so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A mechanical automation machine tool security device, comprising a protective cover (2) installed on the top side of a machine tool (1), a connecting seat (3) is installed on both ends of the top side of the machine tool (1), characterized in that: Both groups of the connecting seat (3) are slidingly connected with a rack (4), two groups of the connecting seat (3) are respectively provided with two groups of through slots on one side corresponding to two groups of racks (4), one end of two groups of the rack (4) respectively passes through two groups of through slots and is fixedly connected with a clamping plate (5), both ends of two groups of the clamping plate (5) are fixedly installed with a limiting plate (6) which is arranged in abutment with the protective cover (2), one side of two groups of the clamping plate (5) is respectively in abutment with two sides of the protective cover (2).

2. The mechanical automation machine tool security device of claim 1, wherein: Both groups of the connecting seat (3) are fixedly installed with a connecting frame (11) on the bottom side, both groups of the connecting frame (11) are provided with a screw hole on the bottom side, both groups of the screw hole are screwedly connected with a screw rod (12), both groups of the screw rod (12) are fixedly installed with a fixed block (13) which is in abutment with the bottom side of the machine tool (1) on the top end, one side of the connecting frame (11) is in abutment with the top side of the machine tool (1).

3. The mechanical automation machine tool security device according to claim 2, characterized in that: The bottom end of the screw rod (12) is fixedly installed with a crank handle (15).

4. The mechanical automation machine tool security device according to claim 1, characterized in that: The inner side of the connecting seat (3) is rotatably connected with a rotating shaft (7), the rotating shaft (7) is coaxially fixedly connected with a gear (8) and a worm gear (9), the gear (8) is meshingly connected with the rack (4), the inner side of the connecting seat (3) is rotatably connected with a worm (10) which is meshingly connected with the worm gear (9).

5. The mechanical automation machine tool security device of claim 4, wherein: the at least one of the plurality of sensors is a motion sensor. One end of the worm (10) penetrates out of the connecting seat (3) and is fixedly installed with a handle (14).

6. The mechanical automation machine tool security device of claim 1, wherein: The bottom side inner wall of the connecting seat (3) is provided with a dovetail groove, the bottom side of the rack (4) is fixedly installed with a dovetail block corresponding to the dovetail groove, the inner side of the dovetail groove is slidingly connected with the outer side of the dovetail block.

7. The mechanical automation machine tool security device of claim 1, wherein: the security device is configured to be attached to the machine tool in a manner that is not visible to an unauthorized user of the machine tool. The top side of the connecting seat (3) is fixedly connected with a protective cover (16) through a fastener.

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