CN215828242U

CN215828242U - Reciprocating type elevator

Info

Publication number: CN215828242U
Application number: CN202121081516.5U
Authority: CN
Inventors: 周剑敏
Original assignee: Ningbo Rund Machinery Manufacturing Co ltd
Current assignee: Ningbo Rund Machinery Manufacturing Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-02-15
Anticipated expiration: 2031-05-19

Abstract

The application discloses a reciprocating type elevator, which comprises a base, a top plate, a material supporting plate, two vertical rods, two lead screws, four baffle plates and an electromagnet; the lower end of the upright rod is fixed on the base, and the upper end of the upright rod is fixed on the top plate; the lower end of the screw rod is rotatably arranged on the base, and the upper end of the screw rod is rotatably arranged on the top plate; a rectangular structure is formed between the two upright posts and the two screw rods, and the two screw rods are positioned on opposite angles of the rectangular structure; the material supporting plate is provided with two sliding holes and two threaded holes, the two sliding holes are respectively connected to the two upright posts in an up-and-down sliding manner, and the two threaded holes are respectively in threaded connection with the two screw rods; four containing grooves are formed in the upper end face of the material supporting plate, the containing grooves are located between the adjacent sliding holes and the threaded holes, and the baffle is installed in the containing grooves in a vertically sliding mode; the electromagnet is arranged on the lower end face of the material supporting plate, at least one electromagnet is correspondingly arranged under each accommodating groove, and the electromagnet forces the baffle to slide up and down. The automatic feeding and discharging device is simple in structure, convenient to operate, low in cost, high in safety and capable of feeding and discharging materials in different directions.

Description

Reciprocating type elevator

Technical Field

The application relates to the technical field of lifting equipment, in particular to a reciprocating type elevator.

Background

The reciprocating hoister is driven by chain to drive the material supporting plate to reciprocate up and down by frequency-variable speed-regulating control motor, so as to realize material conveying between upper and lower stations.

However, the existing reciprocating elevator has the following defects: 1. the structure is complex, the operation is difficult, and the cost is high; 2. in the lifting process, the equipment vibrates, so that the materials on the material supporting plate are easy to topple and fall off, and the safety is poor.

Therefore, it is an urgent need to solve the above-mentioned problems by those skilled in the art to improve the conventional reciprocating elevator.

SUMMERY OF THE UTILITY MODEL

An aim at of this application provides a simple structure, convenient operation, it is with low costs, carry the stability of material in the overload high, carry the security high, and can carry out the reciprocating type lifting machine of material loading and unloading through the direction of difference.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a reciprocating type elevator comprises a base, a top plate, a material supporting plate, two vertical rods, two lead screws, four baffle plates and at least four electromagnets; the lower end of the upright rod is fixed on the base, and the upper end of the upright rod is fixed on the top plate; the lower end of the screw rod is rotatably arranged on the base, and the upper end of the screw rod is rotatably arranged on the top plate; the two upright posts and the two screw rods are sequentially connected to form a rectangular structure, and the two screw rods are positioned on opposite angles of the rectangular structure; two sliding holes and two threaded holes are arranged on the material supporting plate in a penetrating manner along the vertical direction, the two sliding holes are respectively connected to the two vertical rods in a vertical sliding manner, and the two threaded holes are respectively connected to the two lead screws in a threaded manner; four accommodating grooves are formed in the upper end face of the material supporting plate and are located between the adjacent sliding holes and the threaded holes, and the baffle is installed in the accommodating grooves in a vertically sliding mode; the electromagnets are arranged on the lower end face of the material supporting plate, at least one electromagnet corresponds to the position under each accommodating groove, and the electromagnets are used for forcing the baffle plate to slide up and down.

Preferably, the reciprocating lifter further comprises at least four return springs, at least one return spring is arranged between the baffle and the inner bottom of the accommodating groove, and the return springs are used for forcing the corresponding baffle to slide upwards. The advantages are that: under the action of the reset spring, the corresponding electromagnet is started only according to the feeding or discharging direction, the corresponding baffle is forced to slide downwards, after the feeding or discharging is completed, the electromagnet is powered off, and under the action of the reset spring, the baffle can automatically slide upwards, so that the situation that materials fall or fall off can be limited, and the energy consumption of the electromagnet is reduced.

Preferably, the lower end of the baffle is provided with a receiving hole for receiving the return spring. The advantages are that: under the action of the accommodating hole, when the depth of the accommodating groove is fixed, the height of the baffle is increased, namely, the limiting effect on materials is enhanced; when the height of baffle is definite, be favorable to reducing the thickness of holding tank, be favorable to reducing promptly the weight of holding in the palm the flitch.

Preferably, the reciprocating elevator further comprises a driving mechanism and a deep groove ball bearing; the base comprises an upper supporting plate, a lower supporting plate and a connecting column, and the connecting column is arranged between the upper supporting plate and the lower supporting plate; mounting holes are formed in the upper supporting plate and the top plate in a penetrating mode from top to bottom, the upper end and the lower end of the screw rod are mounted in the mounting holes through one deep groove ball bearing respectively, and the lower end of the screw rod penetrates to the position below the upper supporting plate; the driving mechanism is arranged on the lower supporting plate and used for driving the screw rod to rotate. The advantages are that: the screw rod can rotate by the installation and fixation of the deep groove ball bearing and the driving of the driving mechanism.

Preferably, the reciprocating elevator further comprises a thrust bearing, a positioning hole is formed in the upper end face of the top plate along the circumferential direction of the mounting hole, and the thrust bearing is coaxially arranged in the positioning hole; the upper end of lead screw runs through to the top of roof, the upper end radial protrusion of lead screw is equipped with the spacing ring, the spacing ring contradict in thrust bearing's upper end. The advantages are that: the screw rod can be effectively supported through the thrust bearing and the limiting ring, and the screw rod is prevented from downwards displacing due to the gravity of the material supporting plate and materials.

Compared with the prior art, the beneficial effect of this application lies in:

(1) the structure is simple and compact, the occupied space is small, and the manufacturing cost is low; only two screw rods need to be controlled to synchronously rotate, the retainer plate can be driven to slide up and down along the vertical rod through the mutual matching of the screw rods and the threaded holes, and meanwhile, the vertical rod is in sliding fit with the sliding holes, so that the stability and the precision of the vertical sliding of the retainer plate are improved.

(2) Under the action of the electromagnet and the baffle, the electromagnet can be started (powered on in the positive direction) so as to drive the baffle to slide upwards, so that the materials on the retainer plate are limited from falling or falling; meanwhile, the corresponding electromagnets can be started according to the loading and unloading directions, so that the corresponding baffle plates can be forced to slide downwards, the baffle plates are completely accommodated in the accommodating grooves, and the materials are conveyed to the retainer plate through the direction (namely, loading is completed), or the materials on the retainer plate are dragged out from the direction (namely, unloading is completed).

Drawings

Fig. 1 is a perspective view of a reciprocating hoist according to the present application.

Figure 2 is a front view of the reciprocating hoist of figure 1 as provided herein.

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2 as provided herein.

Fig. 4 is a partial enlarged view at I in fig. 3 provided herein.

Fig. 5 is a partial enlarged view of fig. 3 at II provided herein.

Fig. 6 is a partial enlarged view at III in fig. 3 provided herein.

FIG. 7 is a cross-sectional view taken along B-B of FIG. 2 as provided herein.

In the figure: 1. a base; 11. an upper support plate; 12. a lower support plate; 13. connecting columns; 2. a top plate; 21. positioning holes; 3. a material supporting plate; 31. a slide hole; 32. a threaded hole; 33. accommodating grooves; 4. erecting a rod; 5. a screw rod; 51. a limiting ring; 6. a baffle plate; 61. an accommodation hole; 7. an electromagnet; 8. a return spring; 9. a drive mechanism; 91. a motor; 92. a sprocket chain; 100. a deep groove ball bearing; 200. a thrust bearing; 300. and (7) installing holes.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 7, an embodiment of the present application provides a reciprocating elevator, including a base 1, a top plate 2, a retainer plate 3, two vertical rods 4, two lead screws 5, four baffles 6, and at least four electromagnets 7; the lower end of the upright rod 4 is fixed on the base 1, and the upper end of the upright rod 4 is fixed on the top plate 2; the lower end of the screw rod 5 is rotatably arranged on the base 1, and the upper end of the screw rod 5 is rotatably arranged on the top plate 2; the two upright posts 4 and the two screw rods 5 are sequentially connected to form a rectangular structure, and the two screw rods 5 are positioned on opposite angles of the rectangular structure; two sliding holes 31 and two threaded holes 32 are arranged on the retainer plate 3 in a penetrating manner along the vertical direction, the two sliding holes 31 are respectively connected to the two upright posts 4 in a vertical sliding manner, and the two threaded holes 32 are respectively connected to the two screw rods 5 in a threaded manner; four accommodating grooves 33 are formed in the upper end face of the retainer plate 3, the accommodating grooves 33 are located between the adjacent sliding holes 31 and the threaded holes 32, and the baffle 6 is installed in the accommodating grooves 33 in a vertically sliding mode; the electromagnet 7 is arranged on the lower end face of the retainer plate 3, at least one electromagnet 7 is correspondingly arranged right below each accommodating groove 33, and the electromagnet 7 is used for forcing the baffle 6 to slide up and down. The principle of the electromagnet 7 forcing the shutter 6 to slide up and down is known in the art, and for example, a magnet may be built in the shutter 6, and the shutter 6 may be forced to slide up and down by a magnetic field generated by the electromagnet 7 being energized.

During operation, only two screw rods 5 need to be controlled to synchronously rotate, the retainer plate 3 can be driven to slide up and down along the vertical rod 4 through the mutual matching between the screw rods 5 and the threaded holes 32, and meanwhile, the sliding fit between the vertical rod 4 and the sliding holes 31 can improve the stability and the precision of the up-and-down sliding of the retainer plate 3. In addition, under the action of the electromagnet 7 and the baffle 6, the electromagnet 7 can be started (powered on in the positive direction) so as to drive the baffle 6 to slide upwards, so that the materials on the retainer plate 3 are limited from falling or falling; meanwhile, the corresponding electromagnet 7 can be started according to the loading and unloading directions, so that the corresponding baffle 6 can be forced to slide downwards, the baffle 6 is completely accommodated in the accommodating groove 33, and the material can be conveyed to the retainer plate 3 through the direction (namely, the loading is completed), or the material on the retainer plate 3 can be dragged out from the direction (namely, the unloading is completed).

Referring to fig. 6, in some embodiments of the present application, the reciprocating lifter further includes at least four return springs 8, at least one return spring 8 is disposed between the barrier 6 and the inner bottom of the receiving groove 33, and the return springs 8 are used to force the corresponding barrier 6 to slide upward. Under the effect of reset spring 8, only need according to the direction of material loading or unloading, start corresponding electro-magnet 7, force corresponding baffle 6 to slide downwards, after accomplishing the material loading or unloading, give electro-magnet 7 outage, under reset spring 8's effect, baffle 6 can upwards slide automatically to can restrict the material and take place to empty or drop, reduced electro-magnet 7's power consumption. To prevent the shutter 6 from being disengaged from the receiving groove 33, both ends of the return spring 8 should be fixed in the shutter 6 and the receiving groove 33, respectively.

Referring to fig. 6, in some embodiments of the present application, the lower end of the flapper 6 is provided with a receiving hole 61 for receiving the return spring 8. Under the action of the accommodating hole 61, when the depth of the accommodating groove 33 is fixed, the height of the baffle 6 is increased, namely, the limiting effect on materials is enhanced; at a certain height of the baffle 6, the thickness of the accommodating groove 33, i.e. the weight of the retainer plate 3, is advantageously reduced.

Referring to fig. 4-5, in some embodiments of the present application, the reciprocating hoist further includes a drive mechanism 9 and a deep groove ball bearing 100; the base 1 comprises an upper support plate 11, a lower support plate 12 and a connecting column 13, wherein the connecting column 13 is arranged between the upper support plate 11 and the lower support plate 12; mounting holes 300 are formed in the upper supporting plate 11 and the top plate 2 in a vertically penetrating mode, the upper end and the lower end of the screw rod 5 are mounted in the mounting holes 300 through deep groove ball bearings 100 respectively, and the lower end of the screw rod 5 penetrates below the upper supporting plate 11; the driving mechanism 9 is arranged on the lower support plate 12 and is used for driving the screw rod 5 to rotate. The screw 5 is rotated by the installation and fixation of the deep groove ball bearing 100 and the driving of the driving mechanism 9.

Referring to fig. 4-5, in some embodiments of the present application, the reciprocating lifter further includes a thrust bearing 200, a positioning hole 21 is formed on the upper end surface of the top plate 2 along a circumferential direction of the mounting hole 300, and the thrust bearing 200 is coaxially disposed in the positioning hole 21; the upper end of the screw rod 5 penetrates to the upper part of the top plate 2, the upper end of the screw rod 5 is provided with a limiting ring 51 in a radial protruding mode, and the limiting ring 51 abuts against the upper end of the thrust bearing 200. The screw 5 can be effectively supported by the thrust bearing 200 and the limiting ring 51, and the screw 5 is prevented from downward displacement due to the gravity of the retainer plate 3 and the material.

It should be noted that the driving mechanism 9 is a prior art, for example, a motor 91 and a chain wheel chain 92 may be adopted, as shown in fig. 7, the motor 91 is installed on the lower supporting plate 12, and an output shaft of the motor 91 drives the two lead screws 5 to rotate synchronously through the chain wheel chain 92, so as to ensure that the two lead screws 5 rotate synchronously.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. A reciprocating type elevator is characterized by comprising a base, a top plate, a material supporting plate, two vertical rods, two lead screws, four baffle plates and at least four electromagnets; the lower end of the upright rod is fixed on the base, and the upper end of the upright rod is fixed on the top plate; the lower end of the screw rod is rotatably arranged on the base, and the upper end of the screw rod is rotatably arranged on the top plate; the two upright posts and the two screw rods are sequentially connected to form a rectangular structure, and the two screw rods are positioned on opposite angles of the rectangular structure; two sliding holes and two threaded holes are arranged on the material supporting plate in a penetrating manner along the vertical direction, the two sliding holes are respectively connected to the two vertical rods in a vertical sliding manner, and the two threaded holes are respectively connected to the two lead screws in a threaded manner; four accommodating grooves are formed in the upper end face of the material supporting plate and are located between the adjacent sliding holes and the threaded holes, and the baffle is installed in the accommodating grooves in a vertically sliding mode; the electromagnets are arranged on the lower end face of the material supporting plate, at least one electromagnet corresponds to the position under each accommodating groove, and the electromagnets are used for forcing the baffle plate to slide up and down.

2. The reciprocating lifter according to claim 1, further comprising at least four return springs, at least one of the return springs being provided between the blocking plate and the inner bottom of the receiving groove, and the return springs being for forcing the corresponding blocking plate to slide upward.

3. The reciprocating lifter according to claim 2, wherein the baffle is provided at a lower end thereof with a receiving hole for receiving the return spring.

4. The reciprocating lifter according to claim 1, further comprising a driving mechanism and a deep groove ball bearing; the base comprises an upper supporting plate, a lower supporting plate and a connecting column, and the connecting column is arranged between the upper supporting plate and the lower supporting plate; mounting holes are formed in the upper supporting plate and the top plate in a penetrating mode from top to bottom, the upper end and the lower end of the screw rod are mounted in the mounting holes through one deep groove ball bearing respectively, and the lower end of the screw rod penetrates to the position below the upper supporting plate; the driving mechanism is arranged on the lower supporting plate and used for driving the screw rod to rotate.

5. The reciprocating lifter according to claim 4, further comprising a thrust bearing, wherein a positioning hole is provided on an upper end surface of the top plate in a circumferential direction of the mounting hole, and the thrust bearing is coaxially disposed in the positioning hole; the upper end of lead screw runs through to the top of roof, the upper end radial protrusion of lead screw is equipped with the spacing ring, the spacing ring contradict in thrust bearing's upper end.