CN212716351U

CN212716351U - Protective door

Info

Publication number: CN212716351U
Application number: CN202020943284.9U
Authority: CN
Inventors: 赵挺; 李杰鹏; 彭嘉伟; 温振强; 梁锡钊
Original assignee: Guangdong Kejie Machinery Automation Co ltd
Current assignee: Guangdong Kejie Technology Co Ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-03-16
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a protective door, including door frame and two door subassemblies, the door frame is equipped with the frame mouth, the guide rail is installed to the frame mouth, the guide rail is equipped with straight section and the bending segment that is located straight section both ends, level and smooth connection between straight section and the bending segment, two door subassemblies set up in the frame mouth to opening, two door subassemblies can follow the guide rail and remove to keep away from each other in order to realize opening the frame mouth or be close to each other in order to realize closing the frame mouth, the door subassembly includes the first door body and the second door body, the second door body articulates in the one side that the bending segment of the first door body is close to the guide rail, the equal slidable mounting of the first door body and the second. The utility model discloses can realize the bigger aperture of guard gate, moreover because the second door body can turn over a shrink in one side of the first door body, consequently this guard gate occupation space is smaller for the lathe is whole compacter, is favorable to improving the lathe performance.

Description

Protective door

Technical Field

The utility model relates to a lathe protector technical field, in particular to guard gate.

Background

Among the prior art, the form of the guard gate of lathe has a lot of, its majority is one-way rectilinear movement or two-way rectilinear movement's guard gate structure, wherein to open the door and be a common two-way rectilinear movement's guard gate, it includes two door bodies that run from opposite directions and set up, thereby two door bodies are reverse to keep away from each other when opening the door and realize opening of guard gate, however, because the width of door body self is bigger, consequently the space that needs to occupy when it removes is also bigger, make the whole occupation space of guard gate bigger, and the aperture of guard gate is also smaller.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a guard gate that aperture is big, occupation space is little.

According to the utility model discloses a guard gate of first aspect embodiment includes: the door comprises a door frame, a door body and a door body, wherein the door frame is provided with a frame opening, the frame opening is provided with a guide rail, the guide rail is provided with a straight section and bending sections positioned at two ends of the straight section, and the straight section and the bending sections are smoothly connected; the door assembly comprises a first door body and a second door body, the second door body is hinged to one side of the bending section, where the first door body and the second door body are both slidably installed on the guide rail.

According to the utility model discloses a guard gate of first aspect embodiment has following beneficial effect at least: when the protective door is opened, the first door body and the second door body move towards the bending section along the straight section of the guide rail, then the second door body enters the bending section and turns along with the bending section to enable the second door body to be turned over relative to the first door body, so that the first door body can continuously move to enable the opening width of the frame opening to be larger, the larger opening degree of the protective door is realized, and in addition, the second door body can be turned over and contracted on one side of the first door body, therefore, the occupied space of the protective door is smaller, the whole machine tool is more compact, and the machine tool performance is favorably improved.

According to some embodiments of the utility model, the first door body with the tip of the second door body is equipped with the guide pulley, guide pulley sliding connection in the guide rail.

According to some embodiments of the invention, the guide rail is provided with a guide groove with a downward opening, the guide wheel being slidably connected in the guide groove.

According to some embodiments of the utility model, the guide rail includes upper guideway and lower guideway, the upper guideway install in the upside of frame mouth, the lower guideway install in the downside of frame mouth.

According to some embodiments of the utility model, the door subassembly lower extreme is equipped with the mounting bracket, the mounting bracket is equipped with and is located the mounting panel of lower guideway below, at least part the guide pulley install in on the mounting panel.

According to some embodiments of the utility model, the mounting bracket with the one end that the door subassembly is connected is equipped with vertical regulation hole, vertical regulation hole install be used for with the mounting bracket is fixed in the retaining member of door subassembly.

According to some embodiments of the utility model, the buffer block is installed to the door frame side, the buffer block is used for the buffering the second door body with the impact of door frame.

According to some embodiments of the utility model, the door frame upside still installs and draws the guide rail, first door body be equipped with slidable mounting in draw the connecting seat of guide rail.

According to some embodiments of the utility model, still include drive mechanism, drive mechanism includes: the two fixed pulleys are respectively arranged above the two second door bodies; the transmission rope is wound between the two fixed pulleys and can slide around the two fixed pulleys, the two fixed pulleys divide the transmission rope into an upper rope section and a lower rope section in the up-down direction, and the upper rope section is positioned above the lower rope section; and the two connecting pieces are respectively and fixedly connected with the two first door bodies, one of the connecting pieces is fixedly connected with the upper rope section, and the other connecting piece is fixedly connected with the lower rope section.

According to some embodiments of the present invention, the device further comprises a driving mechanism, wherein the driving mechanism drives and connects one of the connecting pieces of the transmission mechanism.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a protective door according to an embodiment of the present invention;

FIG. 2 is another schematic angle view of FIG. 1;

fig. 3 is a schematic structural view of an upper rail according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a mounting frame according to an embodiment of the present invention;

fig. 5 is a schematic view of a door assembly, a transmission mechanism and a driving mechanism according to an embodiment of the present invention;

fig. 6 is a schematic view of the connection between the driving rope and the connecting member according to an embodiment of the present invention (the locking block is omitted).

Reference numerals:

the door frame comprises a door frame 100, a frame opening 110, a guide rail 120, a straight section 121, a bent section 122, a guide groove 123 and a buffer block 130;

the door assembly 200, the first door body 210, the second door body 220, the mounting frame 230, the mounting plate 231, the guide wheel 232 and the vertical adjusting hole 233;

a drive mechanism 300;

the rope fixing device comprises a transmission mechanism 400, a fixed pulley 410, a transmission rope 420, an upper rope section 421, a lower rope section 422, an elastic section 423, a connecting piece 430, a fixing surface 431, a locking block 432 and a winding column 433.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 6, the utility model discloses a protective door of first aspect embodiment, including door frame 100 and two door assemblies 200, door frame 100 is equipped with frame mouth 110, frame mouth 110 is used for the material business turn over or personnel business turn over operation, guide rail 120 is installed to frame mouth 110, guide rail 120 is equipped with straight section 121 and the buckle section 122 that is located straight section 121 both ends, smooth connection between straight section 121 and the buckle section 122 for the transition is more steady between straight section 121 and the buckle section 122, guide rail 120 is bent certain angle after getting into buckle section 122 by straight section 121, for example can set up to 90, of course also can establish as required to other suitable angles. The two door assemblies 200 are arranged on the frame opening 110 in a split manner, the two door assemblies 200 can move along the guide rail 120 and are far away from each other to open the frame opening 110, so that the protective door is opened, the two door assemblies 200 can also move along the guide rail and are close to each other to close the frame opening 110, so that the protective door is closed, the door assemblies 200 comprise a first door body 210 and a second door body 220, the second door body 220 is hinged to one side, close to the bending section 122 of the guide rail 120, of the first door body 210 through a hinge or other structures, namely the first door bodies 210 of the two door assemblies 200 are close to each other, the second door body 220 is hinged to one side, far away from the other first door body 210, of the first door body 210, and the first door body 210 and the second door. The first door body 210 and/or the second door body 220 may be provided with a glass plate, so that the condition inside the machine tool protective door can be observed through the glass plate.

When the protective door is opened, the first door body 210 and the second door body 220 move towards the bending section 122 along the straight section 121 of the guide rail 120, then the second door body 220 enters the bending section 122 and bends along with the bending section 122 to enable the second door body 220 to be turned over relative to the first door body 210, so that the first door body 210 can continuously move, the opening width of the frame opening 110 can be larger, the larger opening degree of the protective door is realized, and the second door body 220 can be turned over and contracted on one side of the first door body 210, therefore, the occupied space of the protective door is smaller, the whole machine tool is more compact, and the machine tool performance is favorably improved. When the protective door is closed, the second door body 220 moves from the bent section 122 of the guide rail 120 to the straight section 121, so that the second door body 220 gradually expands from one side folded on the first door body 210, and shields the frame opening 110 together with the first door body 210, thereby closing the protective door.

Referring to fig. 2 and 4, in some embodiments, the ends of the first door body 210 and the second door body 220 are provided with guide wheels 232, and the guide wheels 232 are slidably connected to the guide rails 120. Through the guide wheels 232, the first door body 210 and the second door body 220 can move on the guide rails 120 more smoothly, and the moving resistance is reduced. The guide wheel 232 may be a pulley that can roll along the guide rail 120.

Referring to fig. 2 and 3, in some embodiments, the guide rail 120 is provided with a guide groove 123 with a downward opening, the guide wheel 232 is slidably connected in the guide groove 123, the guide groove 123 is provided to enable the guide wheel 232 to move along the guide groove 123, and the guide groove 123 is opened downward to prevent sundries such as waste materials from falling into the guide groove 123 from affecting the movement of the guide wheel 232.

Referring to fig. 2, in some embodiments, the guide rail 120 includes an upper guide rail installed at an upper side of the bezel 110 and a lower guide rail installed at a lower side of the bezel 110, so that the upper and lower ends of the door assembly 200 can move along the upper and lower guide rails, respectively, by providing the upper and lower guide rails, so that the movement of the door assembly 200 is more stable.

Referring to fig. 2 and 4, in some embodiments, the door assembly 200 has a mounting bracket 230 at a lower end thereof, the mounting bracket 230 has a mounting plate 231 located below the lower rail, and at least a portion of the guide wheel 232 is mounted on the mounting plate 231. The mounting bracket 230 is provided to bypass the body at one side of the lower rail and is provided with a mounting plate 231 at a lower portion of the lower rail, and the guide wheel 232 is mounted on the mounting plate 231 such that the guide wheel 232 can be conveniently supported in the guide groove 123 having a downward opening.

Referring to fig. 4, in the above embodiment, the mounting bracket 230 is provided with a vertical adjustment hole 233 at one end connected to the door assembly 200, and the vertical adjustment hole 233 is provided with a locker for fixing the mounting bracket 230 to the door assembly 200. The vertical installation position of the mounting frame 230, and thus the position of the guide wheel 232, can be adjusted through the vertical adjustment hole 233 and the locking member. Specifically, during adjustment, the locking member is unscrewed to release the mounting bracket 230 from the door assembly 200, then the mounting bracket 230 is adjusted to move to a proper position along the vertical adjusting hole 233, and finally the locking member is screwed to fix the mounting bracket 230.

Referring to fig. 2, in some embodiments, a buffer block 130 is installed at a side of the door frame 100, and the buffer block 130 is used for buffering an impact force of the second door body 220 against the door frame 100. The buffer block 130 is made of rubber or other elastic materials, so that the effect of buffering impact force can be realized, and the second door body 220 is prevented from being easily damaged due to impact on the door frame 100.

Referring to fig. 2, in some embodiments, the guide rail 140 is further installed on the upper side of the door frame 100, the guide rail 140 may be a linear bearing guide rod, the first door body 210 is provided with the connection seat 150 slidably installed on the guide rail 140, and the guide rail 140 plays a role of guiding the movement of the first door body 210 and also plays a role of supporting the first door body 210.

Referring to fig. 2 and 5, in some embodiments, the guard door further includes a transmission mechanism 400 including two fixed pulleys 410, two links 430, and a transmission rope 420. The two fixed pulleys 410 are respectively disposed above the two second door bodies 220, and may be installed on a door frame, for example, to guide the transmission rope 420. The driving rope 420 is wound between the two fixed pulleys 410 and can slide around the two fixed pulleys 410 to transmit power, the two fixed pulleys 410 divide the driving rope 420 into an upper rope segment 421 and a lower rope segment 422 in the up-down direction, and the upper rope segment 421 is positioned above the lower rope segment 422. The two connecting pieces 430 are respectively and fixedly connected with the two first door bodies 210, one of the connecting pieces 430 is fixedly connected with the upper rope section 421, and the other connecting piece 430 is fixedly connected with the lower rope section 422, so that when the transmission rope 420 moves around the fixed pulley 410, the two connecting pieces 430 respectively positioned on the upper rope section 421 and the lower rope section 422 can realize reverse movement, and then the two first door bodies 210 are driven to move in reverse, and the opening or closing of the protective door is realized.

When the first door body 210 of one of the door assemblies 200 of the protective door moves under the action of external force, the connecting piece 430 fixedly connected with the first door body 210 moves along with the movement, and then the fixed pulley 410 is bypassed through the transmission rope 420 to drive the other connecting piece 430 to move towards the opposite direction, so that the two first door bodies 210 respectively and fixedly connected to the two connecting pieces 430 move in the opposite directions to synchronously open or close the door, the synchronism of the actions of the two door assemblies 200 of the protective door is greatly improved, and the synchronous actions of the two door assemblies 200 can be realized through one set of transmission mechanism 400, so that the use cost is low. Meanwhile, the transmission mechanism 400 also has the advantages of simple structure and small occupied space.

Referring to fig. 6, in some embodiments, the connecting member 430 has a fixing surface 431, a locking block 432 is installed on the fixing surface 431, and the driving string 420 is placed on the fixing surface 431 and is locked and fixed by the locking block 432. The locking block 432 may be coupled to the fixing surface 431 by a bolt, etc., to clamp and fix the driving string 420 placed on the fixing surface 431, so that the driving string 420 may smoothly move the connecting member 430.

Referring to fig. 6, in the above embodiment, the fixing surface 431 may further include a plurality of winding posts 433, and the driving rope 420 is wound around the winding posts 433. The connection strength between the connection member 430 and the driving string 420 can be further improved by winding the driving string 420 around the winding post 433.

In some embodiments, the wrapping posts 433 can be three, and three wrapping posts 433 are distributed on the fixing surface 431 in a delta shape, specifically, one wrapping post 433 on one of the connecting pieces 430 is located above the other two wrapping posts 433, and when the wrapping is performed, the driving rope 420 is upward wrapped between the two wrapping posts 433 below and is located outside the upper wrapping post 433, and then comes out from between the two wrapping posts 433 below, so that the connection strength between the driving rope 420 and the connecting piece 430 is better. The three winding posts 433 of the other connecting member 430 are similar to the above-described structure, but are arranged in an inverted delta shape,

referring to fig. 5, in some embodiments, the driving string 420 is provided with an elastic segment 423, and the elastic segment 423 has a tendency of tensioning the driving string 420, so that the driving string 420 can maintain a tensioned state under the tension of the elastic segment 423, and the driving string 420 has a certain tension, and can better withstand the conditions of vibration and the like during the driving process, and the driving is more stable.

In some embodiments, the elastic segment 423 is provided with two segments, the two segments 423 are respectively disposed on the upper rope segment 421 and the lower rope segment 422, the elastic segment disposed on the upper rope segment 421 is located between one of the fixed pulleys 410 and one of the connecting members 430, and the elastic segment 423 disposed on the lower rope segment 422 is located between the other fixed pulley 410 and the other connecting member 430, so that the two connecting members 430 are both under the pulling force of the corresponding elastic segment 423, and the two door assemblies 200 are more stable when moving.

Specifically, the elastic segment 423 may be a spring, and both ends of the spring are respectively connected to the driving string 420. The spring has a good elasticity, and can generate a restoring force to tighten the driving rope 420 after being strained.

In some embodiments, the transmission rope 420 is a steel wire rope or a nylon rope, and both the steel wire rope and the nylon rope have relatively good strength and can meet the transmission requirement.

Referring to fig. 1, 2 and 5, in some embodiments, the protective door further includes a driving mechanism 300, and the driving mechanism 300 is connected to one of the connecting members 430 of the driving mechanism 400, so that the connecting member 430 can be driven by the driving mechanism 300, and the two door assemblies 200 can be driven to move in opposite directions by the driving string 420. The driving mechanism 300 may be an air cylinder or an oil cylinder or a motor screw mechanism, and the driving mechanism 300 may be detachably connected to the connecting member 430 through a connecting seat.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.

Claims

1. A protective door, comprising:

the door comprises a door frame, a door body and a door body, wherein the door frame is provided with a frame opening, the frame opening is provided with a guide rail, the guide rail is provided with a straight section and bending sections positioned at two ends of the straight section, and the straight section and the bending sections are smoothly connected;

the door assembly comprises a first door body and a second door body, the second door body is hinged to one side of the bending section, where the first door body and the second door body are both slidably installed on the guide rail.

2. A protective door according to claim 1, wherein: and guide wheels are arranged at the end parts of the first door body and the second door body and are connected to the guide rails in a sliding manner.

3. A protective door according to claim 2, wherein: the guide rail is provided with a guide groove with a downward opening, and the guide wheel is connected in the guide groove in a sliding manner.

4. A protective door according to claim 2, wherein: the guide rail comprises an upper guide rail and a lower guide rail, the upper guide rail is installed on the upper side of the frame opening, and the lower guide rail is installed on the lower side of the frame opening.

5. A guard door according to claim 4, wherein: the door subassembly lower extreme is equipped with the mounting bracket, the mounting bracket is equipped with and is located the mounting panel of lower guideway below, at least part the guide pulley install in on the mounting panel.

6. A protective door according to claim 5, wherein: the mounting bracket with the one end that the door subassembly is connected is equipped with vertical regulation hole, vertical regulation hole install be used for with the mounting bracket is fixed in the retaining member of door subassembly.

7. A protective door according to claim 1, wherein: the buffer block is installed to the door frame side, the buffer block is used for buffering the second door body with the impact of door frame.

8. A protective door according to claim 1, wherein: the door frame upside still installs and draws the guide rail, first door body is equipped with slidable mounting in draw the connecting seat of guide rail.

9. A guard gate according to any one of claims 1 to 7, characterised in that: still include drive mechanism, drive mechanism includes:

the two fixed pulleys are respectively arranged above the two second door bodies;

the transmission rope is wound between the two fixed pulleys and can slide around the two fixed pulleys, the two fixed pulleys divide the transmission rope into an upper rope section and a lower rope section in the up-down direction, and the upper rope section is positioned above the lower rope section;

and the two connecting pieces are respectively and fixedly connected with the two first door bodies, one of the connecting pieces is fixedly connected with the upper rope section, and the other connecting piece is fixedly connected with the lower rope section.

10. The protective door of claim 9 further comprising a drive mechanism, said drive mechanism drivingly engaging one of said links of said drive mechanism.