CN111055271A

CN111055271A - Telescopic grabbing device

Info

Publication number: CN111055271A
Application number: CN201911403188.3A
Authority: CN
Inventors: 王晓耕; 郑治义; 王润哲
Original assignee: Kunming Xubang Machinery Co ltd
Current assignee: Kunming Xubang Machinery Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-04-24

Abstract

The invention provides a telescopic gripping device which is characterized by comprising a plurality of telescopic hanging rod sleeves, a plurality of telescopic rotating shafts, a hanging rod sleeve, a basket clamping mechanism, a driving mechanism and a basket clamping mechanism, wherein the telescopic hanging rod sleeves are sleeved with the plurality of hanging rod sleeves, the telescopic rotating shafts are rotatably arranged in the plurality of hanging rod sleeves, the hanging rod sleeves are arranged at the lowermost end, the basket clamping mechanism is arranged at the lower end of the rotating shafts, the hanging rod sleeves are arranged at the uppermost end, the driving mechanism is arranged at the upper end of the rotating. The clamping basket mechanism can extend out and the clamping basket mechanism can complete grabbing and extracting the basket and retracting to release the clamping of the extracting basket through the through hole at the top of the extracting basket through synchronous rotation of the plurality of rotating shafts when the plurality of sections of suspender sleeves drive the plurality of rotating shafts to synchronously extend out or retract under the driving of the driving mechanism. Greatly reduced factory building height, and do not influence the great height and draw snatching of basket group, and draw the stability, the reliability height of snatching of basket, simple structure, easily operation.

Description

Telescopic grabbing device

Technical Field

The invention relates to a telescopic gripping device, in particular to a device for gripping and putting down an extraction basket in basket type extraction, belonging to the technical field of mechanical design and manufacture in the traditional Chinese medicine extraction industry.

Background

In present basket extraction, the tank inlet and outlet of the extraction basket mainly depend on the lifting hook and the lifting arrangement to sequentially take out or put in the extraction basket, so that the efficiency is low, and the extraction basket cannot adapt to large-scale production. To this state of the art, chinese patent CN202152221U discloses a material gripping device, which mainly relies on a driving mechanism and a push rod to push a connecting rod, and then push rotating arms to rotate along respective rotating shafts to horizontal positions, the outer end surface of the rotating arm contacts with the horizontal plate surface of a chuck seat, and is braked by the chuck seat, the outer end of the extending section of the rotating arm extends to the bottom surface of the cylindrical material, and holds the cylindrical material, and then the gripping action can be completed, otherwise the lowering action is completed. Because it is generally greater than 2 meters to draw basket group height, draws the inside degree of depth of jar and is greater than 3 meters, will get basket group and put the operation, adopt such device just need higher factory building and higher getting to put the jacking equipment who draws basket group, neither economy nor be fit for some specific work occasions. Therefore, there is a need for improvements in the prior art.

Disclosure of Invention

The invention aims to provide a telescopic gripping device for lifting and placing a basket group, which is suitable for gripping a low-factory and high-extraction basket group.

The invention is completed by the following technical scheme: the utility model provides a telescopic grabbing device, its characterized in that includes the telescopic jib cover of a plurality of festivals suit, the telescopic pivot of a plurality of festivals suit in a plurality of festivals jib cover is arranged in to the rotation, the setting is at the jib cover of bottom and the card basket mechanism of pivot lower extreme, this card basket mechanism and draw basket top through-hole to join in marriage mutually and connect, the actuating mechanism of setting at the jib cover of top and pivot upper end, so that under actuating mechanism drives, make a plurality of festivals jib cover drive a plurality of festivals pivot and stretch out or retract in step, make a plurality of festivals pivot rotate simultaneously, make card basket mechanism stretch out and the joint accomplish on drawing basket top trompil and draw the snatching of basket, retract and release the joint.

The plurality of sections of lifting rod sleeves are sleeved from the second section of lifting rod sleeve to the last section of lifting rod sleeve, the outer side of the upper end of each section of lifting rod sleeve is provided with a guide pulley, meanwhile, the outer side of the lower end of each section of lifting rod sleeve is sleeved from the first section of lifting rod sleeve to the last but one section of lifting rod sleeve, the outer side of the lower end of each section of lifting rod sleeve is provided with a pressure-bearing guide block, and the guide pulleys are connected with a traction rope in a sliding mode so as to retract and stretch out the plurality of sections of lifting rod sleeves and the rotating shaft under the driving of.

The driving mechanism comprises a top seat fixed at the top of the lifting rod sleeve, wherein the middle of the top seat is provided with a shaft hole, the edge of the top seat is provided with a plurality of screw holes, bolts are arranged in the screw holes, a wheel seat with a traction pulley is fixed through the bolts and nuts, the pulley is connected with a traction rope in a sliding mode, and the top end of the rotating shaft at the top is connected with a rotating motor after penetrating through the shaft hole in the middle of the top seat and extending upwards so as to enable the rotating shaft to rotate under the driving of the rotating motor.

The footstock is fixed on a movable support at the top of the factory building and used for grabbing the extraction baskets at different positions.

The traction rope is provided with a main traction rope and a plurality of auxiliary traction ropes, the inner end of the main traction rope is fixed at the upper end of the second section of the boom sleeve, the outer end of the main traction rope rounds a first pulley at the upper end of the first section of the boom sleeve, and a second pulley at the lower end of the main traction rope is connected with the winding power machine; the pressure-bearing guide block of the first section of lifting rod sleeve is connected with one end of at least two pairs of traction ropes, and the other ends of the two pairs of traction ropes extend downwards around the guide pulley of the second section of lifting rod sleeve and then are fixed at the upper end of the third section of lifting rod sleeve; the pressure-bearing guide block of the second section of lifting rod sleeve is connected with one end of at least two auxiliary traction ropes, and the other ends of the two auxiliary traction ropes extend downwards around the guide pulley of the third section of lifting rod sleeve and then are fixed at the upper end of the fourth section of lifting rod sleeve, so that under the driving of the winding power machine, the main traction rope and the auxiliary traction ropes drive the lifting rod sleeves and the rotating shaft to move in sequence to complete the extending or retracting action.

The basket clamping mechanism comprises a base which is fixed at the lower end of the lifting rod sleeve at the lowest end and is provided with a shaft hole in the middle and a plurality of screw holes at the edge part, the plurality of screw holes are connected with a bearing seat through corresponding bolts and nuts, a space is arranged between the base and the bearing seat, the lower end of the rotating shaft at the lowest end passes through the shaft hole and extends downwards to be connected with a gear arranged in the space between the base and the bearing seat, the gear is meshed with the teeth of at least two tooth handles, each tooth handle is rotatably arranged on the bolt which is correspondingly connected with the base and the bearing seat, so that the gear is driven to rotate clockwise when the rotating shaft rotates forwards, the tooth handle meshed with the gear rotates reversely around the bolt to enable the handle of the tooth handle to extend outwards and be clamped in the through hole at the top of the extraction basket, when the rotating shaft rotates reversely, the gear is driven to rotate anticlockwise, the gear handle meshed with the gear rotates forwards around the bolt, the handle of the gear handle retracts inwards, and clamping of the extracting basket is released.

The invention has the following advantages and effects: by adopting the scheme, the clamping basket mechanism can extend out and the clamping basket mechanism can complete grabbing and extracting the basket, retracting and releasing the clamping of the extracting basket on the through hole at the top of the extracting basket through synchronous rotation of the plurality of rotating shafts when the plurality of sections of the suspender sleeves drive the plurality of sections of the rotating shafts to synchronously extend out or retract under the driving of the driving mechanism. But through this flexible grabbing device greatly reduced factory building height, and do not influence the great height and draw snatching of basket group, and draw the stability, the reliability height of snatching of basket, simple structure easily operates.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a view a-a of fig. 1.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

The invention provides a telescopic gripping device, which comprises a telescopic lifting rod sleeve 2 with three sections sleeved, a telescopic rotating shaft 3 with three sections sleeved in the three sections of lifting rod sleeve 2 in a rotating manner, a basket clamping mechanism 4 arranged at the lower ends of the third section of lifting rod sleeve and the third section of rotating shaft, a driving mechanism 1 arranged at the upper ends of the first section of lifting rod sleeve and the first section of rotating shaft, and a lifting mechanism, wherein the basket clamping mechanism 4 is matched and connected with an opening at the top of a picking basket; in the three sections of lifting rod sleeves, a guide pulley 21 is arranged on the outer side of the upper end of each section of lifting rod sleeve from the second section of lifting rod sleeve to the third section of lifting rod sleeve, and a pressure-bearing guide block 22 is arranged on the outer side of the lower end of each section of lifting rod sleeve from the first section of lifting rod sleeve to the second section of lifting rod sleeve;

the driving mechanism 1 comprises a top seat 11 which is fixed on the top of a first section of hanger rod sleeve and is provided with a shaft hole in the middle and a plurality of screw holes at the edge, bolts are arranged in the screw holes, a wheel seat 13 with a first traction pulley 12 is fixed through the bolts and nuts, the traction pulley 12 is connected with a traction rope in a sliding way, and the top end of a first section of rotating shaft penetrates through the shaft hole in the middle of the top seat 11 to extend upwards and then is connected with a rotating motor 31, so that the three sections of sleeved telescopic rotating shafts 3 can rotate under the driving of the rotating motor 31;

the top seat 11 is fixed on a conventional movable support (not shown in the figure) at the top of the factory building, the movable support is a longitudinal beam fixed at the top of the factory building, two ends of the movable support are provided with cross beams 18 on the longitudinal beam through pulleys or sliding blocks, the top seat 11 is arranged on a horizontal dye 18 in a sliding mode through a pulley 17 so as to move along the cross beams 18 and then move along the longitudinal beam along with the cross beams 18, and the top seat is used for grabbing the extraction baskets at different positions; the mobile carriage may also be a mobile carriage that moves along an endless track.

The hauling cable is provided with a main hauling cable 14 and a plurality of auxiliary hauling cables 15, the inner end of the main hauling cable 14 is fixed at the upper end of the second section of the boom sleeve, the outer end of the main hauling cable passes through the first hauling pulley 12 at the upper end of the first section of the boom sleeve, and the second hauling pulley 16 at the lower end is connected with a conventional winding power machine, namely a winding machine (not shown in the figure); the pressure-bearing guide block 22 of the first section of the lifting rod sleeve is connected with one ends of two symmetrically arranged auxiliary traction ropes 15, and the other ends of the two auxiliary traction ropes 15 extend downwards around the guide pulley 21 of the second section of the lifting rod sleeve and then are fixed at the upper end of the third section of the lifting rod sleeve; the second section of lifting rod sleeve and the second section of rotating shaft are pulled to move upwards by the main traction rope 14 under the driving of the winding power machine, and the third section of lifting rod sleeve and the third section of rotating shaft 3 are driven to move in sequence by the auxiliary traction rope 15 to complete retraction action, otherwise, the third section of rotating shaft is completely extended out;

the basket clamping mechanism 4 comprises a base 41 fixed at the lower end of a third section of lifting rod sleeve, wherein the middle part of the base 41 is provided with a shaft hole, the edge part of the base 41 is provided with a plurality of screw holes, the plurality of screw holes are connected with a bearing seat 42 through corresponding bolts and nuts 43, a space is arranged between the base 41 and the bearing seat 42, a gear 32 is arranged in the space, the lower end of the third section of rotating shaft penetrates through the shaft hole at the middle part of the base 41 and extends downwards to be connected with the gear 32 in the space, the gear 32 is meshed with teeth 441 of three gear handles 44, each gear handle 44 is rotatably arranged on the corresponding bolt 43 which is connected with the base 41 and the bearing seat 42, so that the rotating shaft 3 rotates clockwise to drive the gear 32 to rotate clockwise, the gear handle 44 meshed with the gear 32 rotates reversely around the bolt 43 to enable the handle 442 of the gear handle 44 to extend outwards and is clamped in a through hole at the top of the extraction basket, and the rotating shaft 3 rotates reversely to drive the gear 32 to rotate anticlockwise, so that the gear handle 44 meshed with the gear, releasing the latch of the drawer basket.

When the telescopic gripping device works, after the telescopic gripping device is moved in place along a moving frame at the top of a factory building, a main traction rope 14 is controlled to descend through a winding power machine, namely a winding machine, so that the second and third sections of lifting rod sleeves 2 sequentially descend, the second and third sections of rotating shafts 3 also descend, the length of the whole device is lengthened until the basket clamping mechanism 4 extends into an opening at the top of an extraction basket, the rotating shaft 3 is driven by a rotating motor 31 to rotate forward, the gear 32 is driven to rotate clockwise, the gear handle 44 meshed with the gear 32 rotates reversely around a bolt 43, the handle 442 of the gear handle 44 extends outwards and is clamped in the opening at the top of the extraction basket, and the gripping of the extraction basket is completed; when the main traction rope 14 is controlled to ascend by a winding power machine, namely a winding machine, the lifting machine drives the second section of lifting rod sleeve and the second section of rotating shaft to ascend, and along with the ascending of the second section of lifting rod sleeve and the second section of rotating shaft, the auxiliary traction rope 15 drives the third section of lifting rod sleeve and the third section of rotating shaft to synchronously ascend so as to shorten the length of the whole device, the extraction basket is lifted to a specified position and then put down, the rotating shaft 3 rotates reversely, the gear 32 rotates anticlockwise, the gear handle 44 meshed with the gear 32 rotates forwards around the bolt 43, the handle 442 of the gear handle 44 retracts inwards, and the clamping connection of the extraction basket is released.

Claims

1. A telescopic grabbing device is characterized by comprising a plurality of telescopic hanging rod sleeves, a plurality of telescopic rotating shafts, basket clamping mechanisms and driving mechanisms, wherein the telescopic hanging rod sleeves are sleeved with the plurality of telescopic rotating shafts, the telescopic rotating shafts are arranged in the plurality of telescopic hanging rod sleeves in a rotating mode, the basket clamping mechanisms are arranged at the lower ends of the hanging rod sleeves at the lowest ends and the rotating shafts, the driving mechanisms are arranged at the upper ends of the hanging rod sleeves at the uppermost ends and the rotating shafts, and the basket clamping mechanisms are connected with through holes in.

2. The telescopic gripping device as claimed in claim 1, wherein the boom sleeves are arranged from the second boom sleeve to the last boom sleeve, the outer side of the upper end of each boom sleeve is provided with a guide pulley, the outer side of the lower end of each boom sleeve is provided with a pressure-bearing guide block, and the guide pulley is slidably connected with the traction rope.

3. The telescopic gripping device as claimed in claim 1, wherein the driving mechanism includes a top seat fixed on the top of the top suspension rod sleeve, the top seat having a central shaft hole and a plurality of screw holes at the edge, the plurality of screw holes are provided with bolts, a wheel seat having a traction pulley is fixed by bolts and nuts, the pulley is connected with the traction rope in a sliding manner, and the top end of the uppermost shaft passes through the central shaft hole of the top seat and extends upward to connect with the rotating motor.

4. The telescopic gripping device according to claim 3, characterized in that said top seat is fixed to a mobile support on the roof of the factory.

5. The telescopic gripping device according to claim 2 or 3, wherein the pulling rope is a main pulling rope and a plurality of pairs of pulling ropes, the inner end of the main pulling rope is fixed at the upper end of the second section of boom sleeve, the outer end of the main pulling rope passes around the first pulley at the upper end of the first section of boom sleeve, and the second pulley at the lower end of the main pulling rope is connected with the winding power machine; the pressure-bearing guide block of the first section of lifting rod sleeve is connected with one end of at least two pairs of traction ropes, and the other ends of the two pairs of traction ropes extend downwards around the guide pulley of the second section of lifting rod sleeve and then are fixed at the upper end of the third section of lifting rod sleeve; the pressure-bearing guide block of the second section of lifting rod sleeve is connected with one end of at least two auxiliary traction ropes, and the other ends of the two auxiliary traction ropes extend downwards around the guide pulley of the third section of lifting rod sleeve and then are fixed at the upper end of the fourth section of lifting rod sleeve.

6. The telescopic gripping device of claim 1, wherein the basket locking mechanism includes a base fixed to the lower end of the lowermost boom sleeve and having a central shaft hole and an edge portion with a plurality of screw holes, the plurality of screw holes are connected to bearing seats through corresponding bolts and nuts, and a space is provided between the base and the bearing seats, the lower end of the lowermost rotating shaft passes through the shaft hole and extends downward and then is connected to a gear disposed in the space between the base and the bearing seats, the gear is engaged with the teeth of at least two gear handles, and each gear handle is rotatably disposed on the corresponding bolt connecting the base and the bearing seat.