CN212197181U - Lifting component of multi-section conveying equipment - Google Patents
Lifting component of multi-section conveying equipment Download PDFInfo
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- CN212197181U CN212197181U CN202020439849.XU CN202020439849U CN212197181U CN 212197181 U CN212197181 U CN 212197181U CN 202020439849 U CN202020439849 U CN 202020439849U CN 212197181 U CN212197181 U CN 212197181U
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Abstract
Multistage formula conveying equipment lifting unit, adopt the lead screw connecting rod drive mechanism of three-link formula in order correspondingly to improve the lift accuracy and the location of dangling on arbitrary high position, improve whole power transmission stability and synchronism effectively, reduce artificial intervention and workload. The belt conveyor lifting assembly comprises a lead screw connecting rod transmission device which is arranged on the support and used for supporting the machine body to lift; the machine body consists of three-section conveying lines which are sequentially connected along the conveying direction, and comprises a first supporting plate, a second supporting plate and a third supporting plate which are used for bearing a belt to convey goods; the lead screw connecting rod transmission device comprises a trapezoidal lead screw which is driven and connected by a lifting speed reducing motor, and a lead screw nut which is connected through threads is sleeved on the trapezoidal lead screw; a driving shaft is vertically arranged on the trapezoidal screw rod and is connected to the screw rod nut, and the driving shaft is formed by welding a cylinder body and shaft heads positioned at two ends of the cylinder body; the shaft head of the driving shaft is connected with a supporting connecting rod for supporting the whole machine body to lift.
Description
Technical Field
The utility model relates to a be applied to multistage formula conveying equipment and realize lifting and carrying the lifting unit of goods according to vertical drop belongs to logistics storage technical field.
Background
In the existing cargo warehousing and sorting operation field of e-commerce and logistics express industry, a lifting type belt conveyor is usually adopted according to vertical fall so as to improve the operation efficiency of the cargo conveying field and reduce the labor load of personnel.
The climbing belt conveyor that uses generally at present, its lift mode is hydraulic transmission structure generally, therefore there is the shortcoming that the weight of emphasis is great, the cost is higher, maintenance and removal are inconvenient etc. in the driving system part.
The lifting device comprises a belt conveyor, a supporting mechanism for supporting the belt conveyor and a lifting mechanism for lifting the supporting mechanism, wherein the lifting mechanism comprises a connecting rod assembly for lifting the supporting mechanism and a driving piece for driving the connecting rod assembly. The connecting rod assembly comprises a connecting rod, a rotating shaft with a fixed axis position and a bottom plate connected with the supporting mechanism, pin bosses are arranged on the bottom surface of the bottom plate, the rotating shaft is parallel to the bottom plate, the connecting rod is arranged in pairs, the connecting rod is respectively embedded at two ends of the rotating shaft and is respectively connected with the pin bosses through pin shafts, so that the connecting rod, the rotating shaft and the bottom plate form a parallel four-bar mechanism, and the driving piece drives the connecting rod.
Above-mentioned current over-and-under type belt feeder still has following technological not enough: 1. the lifting mechanism is still heavy and has larger noise during operation; 2. the lifting end can not always keep a horizontal conveying state and lacks a driving force in the horizontal direction, and the goods are still dragged manually during conveying, so that time and labor are wasted; 3. the operation accuracy of the lifting mechanism needs to be improved, and the positioning along any vertical position is difficult to realize.
In view of this, the following application schemes are proposed.
SUMMERY OF THE UTILITY MODEL
Multistage formula conveying equipment lifting unit, lie in solving the problem that above-mentioned prior art exists and adopt a simple structure, easily control and lightweight drive mechanism to improve the lift accuracy and the location of dangling on arbitrary high position, improve whole power transmission stability and synchronism effectively, reduce artificial intervention and workload.
In order to achieve the design purpose, the belt conveyor lifting assembly comprises a lead screw connecting rod transmission device which is arranged on a support and used for supporting the machine body to lift;
the machine body consists of three-section conveying lines which are sequentially connected along the conveying direction, and comprises a first supporting plate, a second supporting plate and a third supporting plate which are used for bearing a belt to convey goods;
the lead screw connecting rod transmission device comprises a trapezoidal lead screw which is driven and connected by a lifting speed reducing motor, and a lead screw nut which is connected through threads is sleeved on the trapezoidal lead screw; a driving shaft is vertically arranged on the trapezoidal screw rod and is connected to the screw rod nut, and the driving shaft is formed by welding a cylinder body and shaft heads positioned at two ends of the cylinder body;
a shaft head of the driving shaft is connected with a supporting connecting rod for supporting the whole machine body to lift; a second supporting seat of the supporting plate is connected between the supporting connecting rod and the second supporting plate, the top end of the second supporting seat of the supporting plate is welded with the second supporting plate into a whole, and the bottom end of the second supporting seat of the supporting plate is hinged with the supporting connecting rod through a pin shaft.
Furthermore, the lead screw connecting rod transmission device is characterized in that a group of bearing seats and tapered roller bearings are sleeved on the trapezoidal lead screw.
Furthermore, the shaft heads at two ends of the driving shaft of the lead screw connecting rod transmission device are provided with rollers connected by bolts.
Furthermore, the lead screw connecting rod transmission device is provided with a roller wheel spacer bush sleeved between the shaft head of the driving shaft and the roller wheel, and a supporting rod copper bush is sleeved between the supporting connecting rod and the shaft head of the driving shaft.
Furthermore, the top end of the first section of the support connecting rod of the lead screw connecting rod transmission device is hinged with the second supporting seat of the supporting plate through a pin shaft; one end of the supporting arm is hinged with the second section of the supporting connecting rod at a hinge point, and the other end of the supporting arm is hinged with the third supporting seat of the supporting plate; the top ends of the three supporting seats of the supporting plate are welded with the three supporting plates.
To sum up, this application belt feeder lifting unit has following advantage and beneficial effect:
1. the accuracy and the smooth degree of reciprocating sliding of the lifting assembly are improved pertinently, no jamming exists in the whole process, and the service life of the lifting assembly can be prolonged.
2. The power supply that the fuselage goes up and down is gear motor transmission lead screw's mode, guarantees through three-bar linkage structure that foremost transfer chain keeps the horizontality throughout, then need not artificial intervention and drag when being favorable to vertical upwards or carrying the goods downwards, furthest reduces the manual work and promotes the efficiency of carrying the operation correspondingly.
Drawings
The present application will now be further described with reference to the following drawings.
FIG. 1 is a schematic diagram of a belt conveyor employing a lift assembly of the present application in a raised and horizontal position;
FIG. 2 is a schematic view of a lead screw link transmission;
FIG. 3 is a schematic sectional view of a portion of a lead screw drive configuration;
in the attached figures, a bracket 1, a lead screw connecting rod transmission device 2, a machine body 3, a protective guard 4, a protective chain cover 6, a caster 7 and a front wheel folding supporting caster 8;
2-1 parts of a lifting speed reducing motor, 2-2 parts of a roller chain coupler, 2-3 parts of a locking nut, 2-4 parts of a tapered roller bearing, 2-5 parts of a bearing seat, 2-6 parts of a trapezoidal screw rod, 2-7 parts of a screw rod nut, 2-8 parts of a driving shaft, 2-9 parts of a supporting rod copper bush, 2-10 parts of a roller spacer bush, 2-11 parts of a roller, 2-12 parts of a vertical bearing with a seat, 2-13 parts of a supporting connecting rod, 2-14 parts of a pin shaft, 2-15 parts of a second supporting seat of a supporting plate, 2-16 parts of a; 3-3 parts of a first supporting plate, 3-14 parts of a second supporting plate and 3-15 parts of a third supporting plate.
Detailed Description
Embodiment 1, as shown in fig. 1, the belt conveyor using the lifting assembly described in this application is suitable for conveying goods between two vertical positions having a height difference therebetween, and can realize both upward conveying and downward conveying along the vertical direction by using the belt conveyor.
The embodiment exemplifies the related structure setting and using method of upward conveying.
Specifically, slope belt conveyor including for the integrated device support with play the removal base effect support 1 to and set up the lead screw connecting rod transmission 2 that is used for supporting the fuselage lift, carry multistage formula fuselage 3, rail guard 4, protective chain cover 6, truckle 7 and the folding support truckle 8 in front end on support 1.
The machine body 3 consists of three-section belt conveyors connected in sequence along the conveying direction, and goods are conveyed between two vertical positions with height drop on three-section supporting plates (namely a supporting plate I3-3, a supporting plate II 3-14 and a supporting plate III 3-15) by a belt borne on the supporting plates;
the belt conveyor lifting assembly mainly comprises a lead screw connecting rod transmission device 2, and the lead screw connecting rod transmission device 2 is used for realizing the lifting power transmission and support of the machine body 3 along the vertical direction;
the front end folding supporting caster 8 realizes the folding function of the supporting leg through the extension and contraction of the nitrogen spring connected with the front end folding supporting caster to further improve the stress balance of the raised rear end part of the machine body 3.
As shown in fig. 2 and 3, the screw rod and connecting rod transmission device 2 is a three-in-one mechanism for realizing lifting power, transmission and support for the machine body 3, and comprises a trapezoidal screw rod 2-6 in driving connection with a lifting speed reduction motor 2-1, wherein the output power of the lifting speed reduction motor 2-1 is transmitted to the trapezoidal screw rod 2-6 through a roller chain coupler 2-2, and a screw rod nut 2-7 in threaded connection is sleeved on the trapezoidal screw rod 2-6; when the lifting speed reducing motor 2-1 drives the trapezoidal screw rod 2-6 to rotate clockwise or anticlockwise, the screw rod nut 2-7 moves horizontally back and forth along with the trapezoidal screw rod;
in order to keep the stability of the power transmission of the trapezoidal screw rods 2-6, a group of bearing seats 2-5 and tapered roller bearings 2-4 are sleeved on the trapezoidal screw rods 2-6, and the tapered roller bearings 2-4 can bear heavy axial and radial load support.
The driving shaft 2-8 is vertically arranged on the trapezoidal screw rod 2-6 and is connected with the screw rod nut 2-7, and the driving shaft 2-8 and the screw rod nut 2-7 are connected through bolts and clamping plates welded on the upper side and the lower side of the driving shaft 2-8, so that the whole body can move back and forth along with the screw rod nut 2-7.
The driving shafts 2-8 are used for transmitting the driving force of the trapezoidal screw rods 2-6 to the machine body 3 and are middle driving components for realizing the lifting motion of the machine body 3, and the driving shafts 2-8 are provided with square cylinder bodies and shaft heads positioned at two ends of the cylinder bodies and are welded.
In order to ensure the smooth performance of the front and back operation of the driving shaft 2-8, the shaft heads at the two ends of the driving shaft 2-8 are provided with rollers 2-11 connected by bolts, and the rollers 2-11 slide on the track formed at the base of the bracket 1 in a reciprocating manner to realize the smooth movement of the whole driving shaft 2-8.
The shaft heads of the driving shafts 2 to 8 are connected with supporting connecting rods 2 to 13 for supporting the whole machine body 3 to lift, and the supporting connecting rods 2 to 13 can realize overturning and vertically support the machine body 3 to lift along with the reciprocating sliding of the driving shafts 2 to 8 by taking the shaft heads of the driving shafts 2 to 8 as fulcrums.
In order to prevent the roller from being stuck because of the mutual approach when the rollers 2-11 and the supporting connecting rods 2-13 move, roller spacer bushes 2-10 are sleeved between the shaft heads of the driving shafts 2-8 and the rollers 2-11.
In order to increase the lubricity of the rotation of the support connecting rods 2-13 and the driving shafts 2-8, support rod copper sleeves 2-9 are sleeved between the support connecting rods and the driving shafts.
A second supporting seat 2-15 of the supporting plate is connected between the supporting connecting rod 2-13 and the second supporting plate 3-14, the top end of the second supporting seat 2-15 of the supporting plate is welded with the second supporting plate 3-14 into a whole, and the bottom end of the second supporting seat 2-15 of the supporting plate is hinged with the supporting connecting rod 2-13 through a pin shaft 2-14. When the support connecting rods 2-13 rotate, the support seats 2-15 of the second supporting plate drive the second supporting plate 3-14 to rotate and vertically lift.
Specifically, in the two-section structure of the support connecting rod 2-13, the top end of the first section 2-131 is hinged with the second supporting seat 2-15 of the supporting plate through a pin shaft 2-14; one end of the supporting arm 2-16 is hinged with the second section 2-132 of the supporting connecting rod 2-13 at a hinged point 2-141, and the other end of the supporting arm 2-16 is hinged with the three supporting seats 2-17 of the supporting plate; the top ends of the three supporting seats 2-17 of the supporting plate are welded with the three supporting seats 3-15 of the supporting plate.
By applying the specially designed support connecting rod 2-13 structure, the lifting action of the support arm 2-16 can be effectively transmitted, and the supporting plate 3-15 is driven by the supporting plate three support seat 2-17 to always keep a horizontal state in the lifting process.
The screw rod connecting rod transmission device 2 is integrally arranged below the machine body 3, and the idle space below the machine body 3 is fully utilized, so that the whole equipment of the belt conveyor is more compact in structure, light and convenient to move.
As above, the driving shaft 2-8, the supporting connecting rod 2-13 and the supporting plate two 3-14 form a three-connecting-rod mechanism, the supporting connecting rod 2-13 is hinged with the driving shaft 2-8 through the supporting rod copper sleeve 2-9, and when the driving shaft 2-8 moves left and right on the trapezoidal screw rod 2-6, the supporting connecting rod 2-13 moves left and right along with the driving shaft 2-8 and rotates around the driving shaft. The support connecting rod 2-13 is hinged with a second support seat 2-15 of the supporting plate fixed on the second supporting plate 3-14 through a pin shaft, and when the support connecting rod 2-13 rotates, the second supporting plate 3-14 rotates along with the rotating shaft.
In summary, the embodiments presented in connection with the figures are only preferred. It is obvious to those skilled in the art that other alternative structures according to the design concept of the present invention can be derived directly from the above teachings, and the present invention shall also fall within the scope of the present invention.
Claims (5)
1. The utility model provides a multistage formula conveying equipment lifting unit which characterized in that: the device comprises a lead screw connecting rod transmission device which is arranged on a bracket and used for supporting the machine body to lift;
the machine body consists of three-section conveying lines which are sequentially connected along the conveying direction, and comprises a first supporting plate, a second supporting plate and a third supporting plate which are used for bearing the conveying lines to convey goods;
the lead screw connecting rod transmission device comprises a trapezoidal lead screw which is driven and connected by a lifting speed reducing motor, and a lead screw nut which is connected through threads is sleeved on the trapezoidal lead screw;
a driving shaft is vertically arranged on the trapezoidal screw rod and is connected to the screw rod nut, and the driving shaft is formed by welding a cylinder body and shaft heads positioned at two ends of the cylinder body;
a shaft head of the driving shaft is connected with a supporting connecting rod for supporting the whole machine body to lift;
a second supporting seat of the supporting plate is connected between the supporting connecting rod and the second supporting plate, the top end of the second supporting seat of the supporting plate is welded with the second supporting plate into a whole, and the bottom end of the second supporting seat of the supporting plate is hinged with the supporting connecting rod through a pin shaft.
2. The multi-section conveyor lifting assembly of claim 1, further comprising: the lead screw connecting rod transmission device is characterized in that a group of bearing seats and tapered roller bearings are sleeved on a trapezoidal lead screw.
3. The multi-section conveyor lifting assembly of claim 2, wherein: the screw rod connecting rod transmission device is characterized in that the shaft heads at the two ends of the driving shaft are provided with idler wheels connected by bolts.
4. The multi-section conveyor lifting assembly of claim 3, wherein: the screw rod connecting rod transmission device is characterized in that a roller wheel spacer bush is sleeved between a shaft head of the driving shaft and a roller wheel, and a supporting rod copper bush is sleeved between the supporting connecting rod and the shaft head of the driving shaft.
5. A multi-sectional conveyor lifting assembly according to any one of claims 1 to 4, wherein: the top end of the first section of the support connecting rod of the lead screw connecting rod transmission device is hinged with the second supporting seat of the supporting plate through a pin shaft; one end of the supporting arm is hinged with the second section of the supporting connecting rod at a hinge point, and the other end of the supporting arm is hinged with the third supporting seat of the supporting plate; the top ends of the three supporting seats of the supporting plate are welded with the three supporting plates.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020439849.XU CN212197181U (en) | 2020-03-30 | 2020-03-30 | Lifting component of multi-section conveying equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020439849.XU CN212197181U (en) | 2020-03-30 | 2020-03-30 | Lifting component of multi-section conveying equipment |
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CN212197181U true CN212197181U (en) | 2020-12-22 |
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CN202020439849.XU Active CN212197181U (en) | 2020-03-30 | 2020-03-30 | Lifting component of multi-section conveying equipment |
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2020
- 2020-03-30 CN CN202020439849.XU patent/CN212197181U/en active Active
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Address after: No.2 workshop, No.321 Jinrong Road, high tech Zone, Qingdao City, Shandong Province Patentee after: Kejie Intelligent Technology Co.,Ltd. Address before: No.2 workshop, No.321 Jinrong Road, high tech Zone, Qingdao City, Shandong Province Patentee before: KENGIC INTELLIGENT EQUIPMENT Co.,Ltd. |