CN211283596U - Anti-falling mechanism and transfer device applying same - Google Patents

Abstract

The utility model relates to an anti-falling mechanism and transfer device applying the same. The anti-falling mechanism comprises a lifting frame, a lifting mechanism is arranged in the lifting frame, the lifting mechanism comprises a lifting component, two ends of the lifting component are respectively provided with a driving component for driving the lifting component to move up and down, the driving component comprises a lifting driving motor, an encoder component is arranged on one side of the lifting driving motor, a plurality of anti-falling cylinders are respectively arranged on the upright posts at any two pairs of angular positions of the lifting frame at equal intervals, the two end parts of the lifting component are respectively provided with a fixed plate, one end of the fixed plate, which is close to the anti-falling cylinder, is provided with an adjusting component, the encoder component, the lifting driving motor and the anti-falling cylinder are respectively connected with a control system, after the lifting driving motor controls the lifting assembly to move up and down to the position of the anti-falling cylinder, the encoder assembly senses the displacement of the lifting assembly and controls the anti-falling cylinder to extend out and be clamped in the adjusting assembly. The utility model discloses anti-falling mechanism has simple structure, saves cost, prevents weighing down advantage such as effectual.

Description

Anti-falling mechanism and transfer device applying same

Technical Field

The utility model relates to a double-deck transfer device technical field specifically is an anti-falling mechanism and utilizes this anti-falling mechanism's transfer device.

Background

The existing industrial production lines such as lithium battery production lines and mobile phone production lines save occupied space simultaneously in order to improve production efficiency, a traditional long stay wire is used for transferring products, the stay wire is adjusted to be of a double-layer structure for transferring the products, and the double-layer structure stay wire transferring device needs to be provided with lifting mechanisms at two ends of the stay wire transferring device respectively for transferring materials of upper and lower layers.

If the publication number is CN209382964U, the name is chinese patent application of an automatic feeding mechanism of a crown block, which is a technical scheme of installing a lifting mechanism at the end of a double-layer transfer structure pull wire, specifically, it discloses an automatic feeding mechanism of a crown block, comprising a first frame, a second frame, two sets of first lifting displacement components symmetrically arranged on the first frame, a first horizontal displacement component and a clamping control device, wherein one end of the second frame is connected to one side of the first frame, the first lifting displacement components are used for driving the clamping control device to move along the vertical direction of the first frame, and the first horizontal displacement components are used for driving the clamping control device to move along the horizontal direction of the first frame and the second frame.

The existing end part of the stay wire transfer device with a double-layer structure is provided with a lifting mechanism to carry out the upper and lower layer material transfer modes, and the stay wire transfer device has the following defects: its elevating system can be because of the elevating system drive breaks down or under the unexpected outage condition after the material conveying puts in place and stops, can't convey the material, and the material is likely to take place the condition of falling under the action of gravity moreover, and the emergence of the incident of falling extremely easily makes the material cause the damage on the one hand, and on the other hand has very big potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model provides a transfer device with simple structure, save cost, prevent weighing down effectual anti-falling mechanism and application this anti-falling mechanism.

In order to achieve the above purpose, the following technical solutions are provided.

The utility model provides an anti-falling mechanism, includes the crane, install elevating system in the crane, elevating system includes lifting unit, lifting unit's both ends are equipped with the drive assembly who is used for driving lifting unit to reciprocate respectively, drive assembly includes lift driving motor, a plurality of cylinders of preventing weighing down of equidistant range respectively on the stand of arbitrary two couples of angular positions of crane, lifting unit's both ends all are equipped with the fixed plate, the fixed plate is close to the one end that is provided with the cylinder of preventing weighing down and is equipped with adjusting part, lift driving motor, prevent weighing down the cylinder and be connected with control system respectively, control system control lifting unit reciprocates to prevent weighing down behind the cylinder place position, and the cylinder of preventing weighing down stretches out the block in adjusting part.

Furthermore, one side of the lifting driving motor is provided with an encoder component, the encoder component is connected with the control system, the encoder component senses the displacement of the lifting component after the lifting driving motor controls the lifting component to move up and down to the position of the anti-falling cylinder, and the feedback control system controls the anti-falling cylinder at the corresponding position to stretch out and clamp the anti-falling cylinder in the adjusting component.

Further, the crane is located and is equipped with horizontal pole and sheer pole between two stands at lifting unit's both ends respectively, all be equipped with the middle part pole setting between horizontal pole and the sheer pole, install the encoder subassembly in the pole setting of middle part.

Further, the encoder assembly comprises an encoder frame, an encoder, a synchronous belt and a synchronous wheel, the synchronous wheel is installed on the middle vertical rod through the encoder frame, the synchronous belt is arranged on the synchronous wheel, and the encoder is installed on one side, located on the lifting driving motor, of the synchronous wheel.

Further, the encoder frame is a U-shaped frame with an opening at the bottom.

Further, the adjusting part includes alignment jig and regulating part, the alignment jig is open-ended U type frame for the outer end, the alignment jig passes through the fastener and installs in the fixed plate outside, the top of alignment jig is stretched out and is equipped with the regulation hole on the frame, be equipped with adjusting screw in the regulation hole.

Furthermore, the width of the U-shaped opening of the adjusting frame is larger than the size of the extending seat of the anti-falling cylinder, so that the anti-falling cylinder can extend into the adjusting frame.

Furthermore, a plurality of limiting assemblies are distributed on the lower cross rod of the lifting frame at intervals. The limiting assembly comprises a flat-head limiting screw, and the flat-head limiting screw is mounted on the lower cross bar through a nut and a washer.

Furthermore, the driving assembly is a servo driving assembly and comprises a servo lead screw, a lead screw nut seat and a lifting driving motor, the lifting driving motor is installed on the upper cross rod through a motor frame, one end of the servo lead screw is connected with a driving rod of the lifting driving motor, the other end of the servo lead screw is installed on the lower cross rod through the lead screw seat, the lifting assembly is connected with the lead screw nut seat through a fixing plate, the lifting driving motor drives the servo lead screw to rotate, and then the lifting assembly is driven to move up and down along the servo lead screw along with the lead screw nut seat.

The transfer device applying the anti-falling mechanism comprises a double-layer transfer frame or more than two layers of transfer frames, wherein the anti-falling mechanism is arranged at one end of each transfer frame, so that the anti-falling mechanism is clamped with the lifting assembly to prevent falling after the lifting assembly moves up and down in the lifting frame and stops.

The utility model discloses anti-falling mechanism and application anti-falling mechanism's transfer device compares with prior art, has following beneficial effect:

the anti-falling mechanism of the utility model has the advantages that the anti-falling mechanism realizes the anti-falling through the technical scheme that the encoder component is arranged in the lifting frame and the anti-falling cylinder is arranged on the upright post of the lifting frame, the integral components are few, and the structure is simple;

compared with the prior art, the anti-falling mechanism only adds the anti-falling air cylinder, the encoder assembly and other parts, and skillfully utilizes the lifting frame structure in the prior art on the basis of not changing the prior double-layer conveying device, thereby effectively saving the cost;

third, prevent weighing down effectually, the utility model discloses prevent weighing down mechanism and application and prevent weighing down mechanism's transfer device sets up in the crane of transfer device's tip and prevents weighing down cylinder and encoder, at lifting unit's lateral part installation adjusting part, the encoder, prevent weighing down the cylinder and combine together with adjusting part, when lifting drive motor drive lifting unit to preventing weighing down cylinder position, encoder response lifting unit takes place the displacement volume, and send signals for control system, after control system received signal, control is prevented weighing down the cylinder and is stretched out the block in adjusting part, play the effect that prevents lifting unit and fall, effectively solve the risk that lifting unit falls among the prior art, prevent weighing down effectually.

Drawings

FIG. 1 is a partial schematic view of a transfer device utilizing a crash prevention mechanism;

FIG. 2 is a schematic structural view of the anti-falling mechanism of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged view of a portion B of fig. 2.

Description of reference numerals:

100. a lifting frame; 110. a column; 120. an upper cross bar; 130. a lower cross bar; 140. a middle upright rod;

200. a lifting mechanism; 210. a lifting assembly; 211. a fixing plate; 220. a drive assembly; 221. a lifting drive motor; 222. a servo screw rod; 223. a motor frame; 224. a screw base; 230. an adjustment assembly; 231. an adjustment member; 232. an adjusting bracket;

300. an encoder assembly; 310. an encoder; 320. a synchronizing wheel; 330. a synchronous belt; 340. an encoder rack;

400. an anti-falling cylinder;

500. a limiting component; 510. a flat head limit screw; 520. a nut; 530. a gasket;

600. a transfer frame.

Detailed Description

The anti-falling mechanism of the present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

Referring to fig. 1 and 2, a non-limiting embodiment of the fall arrest mechanism of the present invention, includes a crane 100, the lifting frame 100 is internally provided with a lifting mechanism 200, the lifting mechanism 200 comprises a lifting component 210, two ends of the lifting component 210 are respectively provided with a driving component 220 for driving the lifting component 210 to move up and down, the driving assembly 220 comprises a lifting driving motor 221, a plurality of anti-falling cylinders 400 are respectively arranged on the upright posts 110 at any two pairs of angular positions of the lifting frame 100 at equal intervals, fixing plates 211 are respectively arranged at two end parts of the lifting assembly 210, an adjusting assembly 230 is arranged at one end of each fixing plate 211 close to the anti-falling cylinder 400, the lifting driving motor 221 and the anti-falling cylinder 400 are respectively connected with a control system, after the lifting driving motor 221 controls the lifting assembly 210 to move up and down to the position of the anti-falling cylinder 400, the control system controls the anti-falling cylinder 400 to extend and be clamped in the adjusting assembly 230. The anti-falling mechanism realizes the stopping and anti-falling of the lifting assembly 210 by arranging the anti-falling cylinder 400 on the lifting frame 100, and the whole structure is simple. The arrangement of the anti-falling cylinder 400 on the upright post 110 at any diagonal position of the lifting frame 100 is reasonable in layout and stable in structure. The driving assembly 220 adopts the lifting driving motor 221 as a driving source, and the driving precision is high. The arrangement of the plurality of anti-falling cylinders 400 on the upright post 110 ensures that the lifting assembly 210 is positioned at any position in the lifting frame 100, and the arrangement of an anti-falling structure is ensured. The anti-falling cylinder 400 is connected with the control system, and the control system controls the anti-falling cylinder 400 at which position on the upright post 110 to start to realize the anti-falling of the lifting component 210, so that the anti-falling effect is good.

Referring to fig. 1 and 2, an encoder assembly 300 is arranged on one side of the lifting drive motor 221, the encoder assembly 300 is connected with a control system, after the lifting drive motor 221 controls the lifting assembly 210 to move up and down to the position of the anti-falling cylinder 400, the encoder assembly 300 senses the displacement of the lifting assembly 210, and the anti-falling cylinder 400 at the corresponding position is controlled by the control system to extend and be clamped in the adjusting assembly 230 through a feedback control system. The encoder assembly 300 is used for detecting the height of the lifting assembly 210 in real time, converting the detected displacement into an electric signal and sending the electric signal to the control system in time, and the control system controls the anti-falling cylinder 400 at the corresponding position on the upright post 110 to start to realize the anti-falling of the lifting assembly 210, so that the anti-falling effect is further ensured.

Referring to fig. 1 and 2, in a non-limiting embodiment of the anti-falling mechanism of the present invention, the crane 100 is provided with an upper cross bar 120 and a lower cross bar 130 at positions between two vertical columns 110 at two ends of the lifting assembly 210, a middle vertical bar 140 is provided between the upper cross bar 120 and the lower cross bar 130, and an encoder assembly 300 is provided on the middle vertical bar 140. The encoder assembly 300 is disposed on the middle vertical rod 140 and is located at one side of the driving assembly 220, and the sensing accuracy is high.

Referring to fig. 2 and 4, in a non-limiting embodiment of the anti-falling mechanism of the present invention, the encoder assembly 300 includes an encoder frame 340, an encoder 310, a synchronous belt 330 and a synchronous wheel 320, the synchronous wheel 320 is installed on the middle vertical rod 140 through the encoder frame 340, the synchronous belt 330 is installed on the synchronous wheel 320, and the encoder 310 is installed on one side of the synchronous wheel 320 located on the lifting driving motor 221. The encoder 310 converts the sensed displacement amount into an electrical signal to be transmitted to the control system. Further, the encoder frame 340 is a U-shaped frame with an open bottom. The arrangement of the U-shaped encoder frame 340 is used to ensure the installation and operation of the timing belt 330.

Referring to fig. 2 and 3, the utility model discloses prevent weighing down a non-limiting embodiment of mechanism, adjusting part 230 includes alignment jig 232 and regulating part 231, alignment jig 232 is open-ended U type frame for the outer end, alignment jig 232 passes through the fastener and installs in the fixed plate 211 outside, the top of alignment jig 232 is stretched out and is equipped with the regulation hole on the frame, be equipped with adjusting screw in the regulation hole. The width of the U-shaped opening of the adjusting frame 232 is larger than the size of the extending seat of the anti-falling cylinder 400, so that the anti-falling cylinder 400 can extend into the adjusting frame 232.

Referring to fig. 1 and 2, in a non-limiting embodiment of the anti-falling mechanism of the present invention, a plurality of limiting components 500 are spaced apart from the bottom rail 130 of the crane 100, the limiting components 500 include a flat head limiting screw 510, and the flat head limiting screw 510 is mounted on the bottom rail 130 through a nut 520 and a washer 530. The limiting component also adopts a flat-head limiting column, and a damping spring is arranged on the flat-head limiting column or other common limiting components are adopted.

Referring to fig. 1 and 2, the present invention provides a non-limiting embodiment of an anti-falling mechanism, the driving assembly 220 is a servo driving assembly 220, including a servo screw 222, a screw nut seat (not shown in the figure) and a lifting driving motor 221, the lifting driving motor 221 is installed on the upper cross bar 120 through a motor frame 223, one end of the servo screw 222 is connected with a driving rod of the lifting driving motor 221, the other end is installed on the lower cross bar 130 through a screw seat 224, the lifting assembly 210 is connected with the screw nut seat (not shown in the figure) through a fixing plate 211, the lifting driving motor 221 drives the servo screw 222 to rotate, and then the driving lifting assembly moves up and down along the servo screw 222 along with the screw nut seat (not shown in the figure). The servo driving assembly 220 is arranged, so that the operation accuracy is good.

Referring to fig. 1 to 4, the transfer device using the anti-falling mechanism includes a double-layer transfer rack or more than two layers of transfer racks 600, wherein the anti-falling mechanism is provided at one end of the transfer rack 600, so that the anti-falling mechanism is engaged with the lifting assembly 210 to prevent falling after the lifting assembly 210 stops moving up and down in the lifting frame 100. The conveying device provided with the anti-falling mechanism is characterized in that the driving component 220 drives the lifting component 210 to move up and down in the lifting frame 100 and reach the position of the anti-falling cylinder 400, the driving component 220 stops, the encoder 310 senses the displacement of the lifting component 210 and converts the displacement into an electric signal to be transmitted to the control system, the control system controls the anti-falling cylinder 400 at the corresponding position to stretch out and be clamped with the adjusting block, the lifting component 210 is limited, and the falling phenomenon caused by sudden power failure of the lifting mechanism 200 in the double-layer conveying device can be effectively guaranteed.

Referring to fig. 1 to 4, the anti-falling mechanism of the present invention realizes anti-falling by the technical scheme that the encoder assembly 300 is arranged in the lifting frame 100 and the anti-falling cylinder 400 is arranged on the upright post 110 of the lifting frame 100, and the anti-falling mechanism has few integral components and simple structure; compared with the prior art, the anti-falling mechanism only adds the anti-falling cylinder 400, the encoder component 300 and other components, and skillfully utilizes the crane 100 structure in the prior art on the basis of not changing the prior double-layer transfer device, thereby effectively saving the cost; the utility model discloses prevent weighing down mechanism and application and prevent weighing down transfer device of mechanism, it prevents weighing down cylinder 400 and encoder 310 to set up in crane 100 of transfer device's tip, lateral part installation adjusting component 230 at lifting unit 210, encoder 310, prevent weighing down cylinder 400 and adjusting component 230 and combine together, drive lifting unit 210 to prevent weighing down cylinder 400 when the position at lifting drive motor 221, encoder 310 responds to lifting unit 210 and takes place the displacement volume, and send a signal and give control system, after the control system received signal, control is prevented weighing down cylinder 400 and is stretched out the block in adjusting component 230, play the effect that prevents lifting unit 210 and fall, effectively solve the risk that lifting unit 210 falls among the prior art, prevent weighing down effectually.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above embodiments are only specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, many variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the invention.

Claims (10)

1. The utility model provides a prevent weighing down mechanism, includes crane (100), install elevating system (200) in crane (100), elevating system (200) include lifting unit (210), the both ends of lifting unit (210) are equipped with drive assembly (220) that are used for driving lifting unit (210) to reciprocate respectively, drive assembly (220) are including lift driving motor (221), its characterized in that: the anti-falling device is characterized in that a plurality of anti-falling cylinders (400) are respectively arranged on the upright posts (110) at any two pairs of angular positions of the lifting frame (100) at equal intervals, adjusting components (230) are arranged at two ends of the lifting component (210) close to one end provided with the anti-falling cylinders (400), the lifting driving motor (221) and the anti-falling cylinders (400) are respectively connected with a control system, and after the lifting driving motor (221) controls the lifting component (210) to move up and down to the position of the anti-falling cylinders (400), the control system controls the anti-falling cylinders (400) to stretch out and be clamped in the adjusting components (230).

2. The anti-falling mechanism is characterized in that an encoder assembly (300) is arranged on one side of the lifting drive motor (221), the encoder assembly (300) is connected with a control system, after the lifting drive motor (221) controls the lifting assembly (210) to move up and down to the position of the anti-falling cylinder (400), the encoder assembly (300) senses the displacement of the lifting assembly (210), and the feedback control system controls the anti-falling cylinder (400) in the corresponding position to extend and be clamped in the adjusting assembly (230).

3. The anti-falling mechanism according to claim 2, characterized in that an upper cross bar (120) and a lower cross bar (130) are respectively arranged between two vertical columns (110) at two ends of the lifting assembly (210) of the lifting frame (100), a middle vertical bar (140) is arranged between the upper cross bar (120) and the lower cross bar (130), and an encoder assembly (300) is arranged on the middle vertical bar (140).

4. The anti-falling mechanism according to claim 3, characterized in that the encoder assembly (300) comprises an encoder frame (340), an encoder (310), a synchronous belt (330) and a synchronous wheel (320), the synchronous wheel (320) is mounted on the middle vertical rod (140) through the encoder frame (340), the synchronous wheel (320) is provided with the synchronous belt (330), and the encoder is mounted on one side of the synchronous wheel (320) located on the lifting driving motor (221).

5. The fall preventing mechanism according to claim 4, characterized in that the adjusting assembly (230) comprises an adjusting frame (232) and an adjusting piece (231), the adjusting frame (232) is a U-shaped frame with an open outer end, the adjusting frame (232) is mounted outside the fixing plate (211) through a fastening piece, an adjusting hole is arranged on a top extending frame of the adjusting frame (232), and an adjusting screw is arranged in the adjusting hole.

6. The fall arrest mechanism according to claim 5, characterized in that the width of the U-shaped opening of the adjustment bracket (232) is larger than the extension seat size of the fall arrest cylinder (400), ensuring that the fall arrest cylinder (400) can extend into the adjustment bracket (232).

7. The fall arrest mechanism according to any one of claims 1 to 6, characterized in that a plurality of stop assemblies (500) are spaced apart on the bottom rail (130) of the crane (100).

8. The fall arrest mechanism according to claim 7, characterized in that the stop assembly (500) comprises a flat head stop screw (510), the flat head stop screw (510) being mounted on the bottom rail (130) by a nut (520) and a washer (530).

9. The fall preventing mechanism according to claim 8, wherein the driving assembly (220) is a servo driving assembly (220) and comprises a servo lead screw (222), a lead screw nut seat and a lifting driving motor (221), the lifting driving motor (221) is mounted on the upper cross bar (120) through a motor frame, one end of the servo lead screw (222) is connected with a driving rod of the lifting driving motor (221), the other end of the servo lead screw is mounted on the lower cross bar (130) through a lead screw seat (224), the lifting assembly (210) is connected with the lead screw nut seat through a fixing plate (211), and the lifting driving motor (221) drives the servo lead screw (222) to rotate so as to drive the lifting assembly to move up and down along the servo lead screw (222) along with the lead screw nut seat.

10. A transfer device provided with the anti-falling mechanism of any one of claims 1 to 9, comprising a double-layer transfer rack (600) or more than two layers of transfer racks (600), wherein the anti-falling mechanism is arranged at one end of the transfer rack (600), so that the anti-falling mechanism is used for clamping the lifting component (210) to prevent falling after the lifting component (210) stops moving up and down in the lifting rack (100).

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