CN210915119U - Material lifting device - Google Patents
Material lifting device Download PDFInfo
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- CN210915119U CN210915119U CN201921956152.3U CN201921956152U CN210915119U CN 210915119 U CN210915119 U CN 210915119U CN 201921956152 U CN201921956152 U CN 201921956152U CN 210915119 U CN210915119 U CN 210915119U
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- guide
- lifting
- base
- guide rail
- material lifting
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Abstract
The application provides a material lifting device, which comprises a rack; a lift base disposed within the frame for transferring material; the transmission assembly is used for driving the lifting base to ascend or descend in the rack; and the guide assembly comprises a guide rail and at least one guide wheel set, wherein the guide rail is fixed on the side part of the frame and extends along the vertical direction, and the guide wheel set is arranged on the side part of the lifting base, which faces the guide rail, and can slide up and down along the guide rail. By utilizing the material lifting equipment, the guide assembly can limit the lifting base to move along the front-back direction and/or the left-right direction in the lifting or descending process of the lifting base, so that the stability of the lifting base is improved, and the potential safety hazard is reduced.
Description
Technical Field
The utility model relates to the technical field of machinery, and more specifically relates to a material lifting equipment.
Background
With the progress of science and technology and the increase of demand, lifting equipment begins to appear in the workshop of many factories, and can replace manual transportation, greatly improve work efficiency, reduce cost. For example, in the field of air conditioner assembly, the material frame lifting equipment of the existing controller branch plant can realize automatic lifting of a material box and automatic in and out of the material box in the use process, and is matched with an aerial belt line and a ground belt line for use to realize automatic transfer of the material box; however, this jacking equipment poor stability in the use, the oscilaltion in-process shakes and shakes, and card machine phenomenon and material case phenomenon that drops often appear, and this is unfavorable for production efficiency's improvement and has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
To the problem among the above-mentioned prior art, this application provides a neotype material lifting equipment, and it can realize stable, quick lift of material case to the material case is in the horizontality all the time in the transportation, has reduced the risk of landing.
The utility model provides a material lifting device, which comprises a frame; a lift base disposed within the frame for transferring material; the transmission assembly is used for driving the lifting base to ascend or descend in the rack; and the guide assembly comprises a guide rail and at least one guide wheel set, wherein the guide rail is fixed on the side part of the frame and extends along the vertical direction, and the guide wheel set is arranged on the side part of the lifting base, which faces the guide rail, and can slide up and down along the guide rail. By utilizing the material lifting equipment, the guide assembly can limit the lifting base to move along the front-back direction and/or the left-right direction in the lifting or descending process of the lifting base, so that the stability of the lifting base is improved, and the potential safety hazard is reduced.
In one embodiment, the guide wheel set includes a first guide wheel and a second guide wheel, and the guide rail is disposed between the first guide wheel and the second guide wheel such that the first guide wheel and the second guide wheel slide up and down on both sides of the guide rail. Through this embodiment, the first guide pulley and the second guide pulley can restrict the motion of this lift base in the front and back direction, promote stability.
In one embodiment, the guide wheel set further comprises a third guide wheel that slides with a surface of the guide rail facing the lifting base. Through this embodiment, the third guide pulley can restrict the motion of this lift base in the left and right direction, further promotes stability.
In one embodiment, the transmission assembly comprises: at least one drive chain connected to and evenly distributed along a top edge of the base; and the first motor is used for driving the at least one transmission chain to pull the lifting base to ascend or descend. Through this embodiment, directly accomplish elevating movement through chain pulling base, can realize quick conversion moment, it is fast than conventional lead screw transmission speed, can realize quick elevating movement.
In one embodiment, the drive chain is connected to the top edge by a screw and nut. Through this embodiment, can adjust the cooperation position of screw thread and screw rod according to actual demand the levelness of lift base avoids the material landing, reduces the potential safety hazard.
In one embodiment, the material lifting apparatus further comprises a conveyor belt and a second motor, wherein the second motor is configured to actuate the conveyor belt to transport the material. Through this embodiment for this lift base accomplishes and rises or descend the back, can with aerial belt line or ground belt line cooperation, accomplish the automatic conveying of material has saved the human cost, improves work efficiency.
In one embodiment, the material lifting device comprises two guide assemblies which are arranged opposite to two sides of the material lifting device. Through this mode, the lift stability of lift base has further been improved.
In one embodiment, the transmission assembly further comprises a counterweight connected to the transmission chain for enhancing stability of the lifting base during lifting. Through this mode, the lift stability of lift base has further been improved.
In one embodiment, the guide assembly includes two guide roller sets respectively disposed at the top and bottom ends of the side portion of the lifting base. Through this mode, the lift stability of lift base has further been improved.
In one embodiment, the cross-section of the rail comprises a first rail portion and a second rail portion centrally projecting from the first rail portion, the first and second guide wheels sliding against two side surfaces of the second rail portion, the third guide wheel sliding against a top surface of the second rail portion. Through this mode, when further having improved the lift stability of lift base, can also reduce the degree of difficulty of technical staff to the equipment debugging.
In one embodiment, the peripheral wall of the third guide wheel is provided with a circumferential groove to engage and slide the top surface of the second guide rail portion. Through this embodiment, can increase the tight type of joint of leading wheel and guide rail, further strengthened this lifting assembly stability in the lift process.
In one embodiment, the transmission assembly comprises: a first motor; and one end of the lead screw assembly is connected with the first motor, and the other end of the lead screw assembly is connected with the lifting base so as to convert the rotary motion of the first motor into the linear motion of the lifting base along the guide rail. Through this embodiment, can make the lift base move more steadily at the lift in-process, further increase stability.
The utility model provides a material lifting equipment for prior art, has following beneficial effect:
(1) by arranging the guide assembly (comprising the guide rail and the guide wheel set matched with the guide rail), the movement of the lifting base along the front-back and/or left-right directions can be limited, and the running stability is enhanced;
(2) the base is directly pulled by the chain to complete lifting movement, so that the moment can be quickly converted, the transmission speed is higher than that of a conventional screw rod, and the quick lifting movement can be realized;
(3) through making to be connected through screw rod and nut between driving chain and the lift base, can adjust the levelness of lift base according to actual conditions, reduce the risk of material landing.
The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.
Drawings
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 shows an assembly diagram of a lifting base, a transmission assembly and a guide assembly of a material lifting device according to an embodiment of the invention;
fig. 2 shows a schematic structural view of a guide assembly of a material lifting device according to an embodiment of the invention;
fig. 3 shows a partial enlarged view of the material lifting device according to an embodiment of the invention, as in area a in fig. 1;
fig. 4 shows a partial enlarged view of a material lifting device according to an embodiment of the invention, as shown in area B in fig. 1.
List of reference numerals:
100-a material lifting device; 110-a rack; 120-a lifting base; 130-a transmission assembly; 131-a drive chain; 132-a first motor; 133-screw; 134-a nut; 135-mounting ears; 136-a counterweight block; 140-a guide assembly; 141-a guide rail; 142-a guide wheel set; 142A-a first guide wheel; 142B-a second idler; 142C-a third idler; 150-a conveyor belt; 151-second motor.
In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings. For convenience of description, the directions indicated by the arrows shown in fig. 1 herein are "front", "rear", "left", "right", "upper" and "lower", respectively. However, it should be understood that in the description of the present invention, the terms "upper", "lower", "bottom", "top", "front", "back", "inner", "outer", "left", "right", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Fig. 1 is a schematic partial structural diagram of a material lifting apparatus 100 according to the present invention. As shown in fig. 1, the material lifting apparatus 100 includes a frame 110 (shown in fig. 2), a lifting base 120, a transmission assembly 130, and a guide assembly 140, wherein the lifting base 120 is disposed inside the frame 110 for transferring a material, the transmission assembly 130 is used for driving the lifting base 120 to ascend or descend inside the frame 110, the guide assembly 140 includes a guide rail 141 and at least one guide wheel set 142, wherein the guide rail 141 is fixed at a side portion of the frame 110 and extends along a vertical direction, and the guide wheel set 142 is disposed at a side portion of the lifting base 120 facing the guide rail 141 and can slide up and down along the guide rail 141.
As shown in fig. 2, the frame 110 is a three-dimensional frame, and is composed of four angle steels extending along a vertical direction and a cross beam (not shown) disposed between the angle steels, the bottom of each angle steel includes a mounting base, and the mounting base is provided with a plurality of screw holes so as to be fixedly disposed on the ground through screws.
The lift base 120 is located within the frame 110 and is used to carry and transport material. The lifting base 120 may take various forms such as a plate structure or a frame structure. In a plate-like structure, the material or material frame may be placed directly on the plate; in the frame structure, the material may be placed in a material frame, and the material frame is placed on the frame. The lift base 120 may slide up and down within the frame 110 under the actuation of the drive assembly 130. In the conventional lifting mechanism, the lifting base 120 is shaken due to various factors (human touch, machine vibration, etc.) during the lifting process, which greatly affects the stability of the material lifting apparatus.
As shown in fig. 1 and 2, in the material lifting apparatus 100 of the present invention, at least one guide assembly 140 is provided at a side portion of the material lifting apparatus 100 for guiding the lifting base 120 to slide in a fixed direction without shaking. Specifically, the guide assembly 140 includes a guide rail 141 and at least one guide wheel set 142, the guide rail 141 may be fixedly disposed at a side portion of the frame 110, and is fixedly connected to the cross beam between the angle steels, and the guide rail 141 extends along a vertical direction (up and down). The rail set 142 is disposed on a side portion of the lifting base 120 facing the rail 142 and can be engaged with the rail surface to slide up and down along the rail surface, so that the lifting base 120 can be lifted and lowered only along the extending direction of the rail 141, reducing the possibility of movement in other directions.
In one embodiment, the surface of the guide rail 141 is provided with a groove, and the outer circumferential wall of the guide wheel set 142 is provided with a protrusion to be properly arranged in the groove; or the surface of the guide rail 141 is provided with a protrusion, and the peripheral wall of the guide wheel set 142 is provided with a groove so that the protrusion can be just matched with the groove, so that the guide wheel and the guide rail can be attached more tightly, and the stability is improved.
Fig. 3 is a schematic structural diagram of the guide pulley set 142. In an alternative embodiment, the guide wheel set 142 may include a first guide wheel 142A and a second guide wheel 142B, which are distributed on two sides of the guide rail 141 and face the guide rail direction, and are respectively capable of sliding along two side surfaces of the guide rail 141, that is, the guide rail 141 is clamped on two sides of the first guide wheel 142A and the second guide wheel 142B, which limits the movement of the lifting base 120 in the front-back direction, so as to prevent the lifting base 120 from shaking in the front-back direction, thereby enhancing the stability. It should be understood that in this embodiment, the first guide wheel 142A and the second guide wheel 142B may be at the same height or different heights, as long as they are located at both sides of the guide rail 141 to achieve the above-mentioned effect. Preferably, the first guide wheel 142A and the second guide wheel 142B are located at the same height.
Cumulatively or alternatively, the guide roller set 142 may further include a third cam 142C provided at a side portion of the lifting base 120 and capable of sliding on a top surface (a surface facing the lifting base 120) of the guide rail 141, and the third cams 142C of the at least one guide assembly 140 cooperate with each other such that the movement of the lifting base 120 in the left and right directions can be restricted. Alternatively, the cam seat of the third cam 142C is provided inside the elevating base 120 and abuts the top surface of the rail 141 through a through hole opened in a wall portion of the elevating base 120.
In the example of the plate-shaped lifting base 120, the guide pulley set 142 includes a first guide pulley 142A and a second guide pulley 142B, or includes a third guide pulley 142C; and in the example of the lifting base 120 of the frame, the guide pulley set 142 includes a first guide pulley 142A and a second guide pulley 142B, and/or includes a third guide pulley 142C. Alternatively, in the lifting base 120 of the frame, the guide assembly 140 includes two guide roller sets 142 respectively disposed at the top and bottom ends of the side portion of the lifting base 120.
In a preferred embodiment, the material lifting device 100 includes two guide assemblies 140, which are oppositely disposed at the side of the material lifting device 100, that is, the lifting base 120 is sandwiched between the two guide assemblies 140, so as to realize the motion limitation of the lifting base 120 in the front-back and/or left-right directions.
In a conventional lifting mechanism, a screw mechanism is usually adopted to connect a lifting base, a motor drives the screw mechanism, and the screw mechanism converts the rotary motion of the motor into the linear motion of the lifting base, so as to realize the lifting along the extension direction of a guide rail. However, such a transmission is costly, slow and inefficient. In the present invention, as shown in fig. 1, the driving assembly 130 includes at least one driving chain 131 and a first motor 132, wherein the at least one driving chain 131 is uniformly distributed on the top edge of the lifting base 120, and the driving chain 131 is connected to the top edge thereof, and the first motor 132 is used for driving the driving chain 131 to drive the lifting base 120 to ascend and descend along the extending direction of the guide rail 141.
Specifically, as shown in fig. 4, the transmission chain 131 is connected to the top edge of the lifting base 120 by a screw 133 and a nut 134, wherein one end of the screw 133 is connected to the transmission chain, the other end of the screw 133 passes through a through hole formed in the mounting lug 135 at the top edge, and two nuts 134 are screwed on the screw 133 and distributed on two sides of the mounting lug 135, so that the screw 133 can be fixedly mounted on the mounting lug 135 by tightening the nuts 134. In some cases, when the levelness of the lifting base 120 needs to be adjusted, the length of the screw rod extending out of the upper surface of the mounting lug 135 can be adjusted by only adjusting the position of the nut on the screw rod, so that the levelness of the lifting base 120 is adjusted, and the risk of falling of materials or material frames is reduced.
Preferably, the driving assembly 130 includes four driving chains 131 uniformly distributed in the circumferential direction of the lifting base 120.
In fig. 1, the top and bottom of the frame 110 of the material lifting apparatus 100 are provided with chain wheels, and the driving chain 131 is arranged on the rotating shaft of the first motor 132 via the chain wheels at the top and bottom of the frame 110, so that the first motor 132 rotates to drive the driving chain 131, thereby pulling the lifting base 120 to ascend or descend.
Preferably, the first motor 132 is a three-phase motor.
In fig. 1, the transmission assembly 130 further preferably includes a weight 136 connected to the transmission chain 131 to increase the tension of the transmission chain 131 and reduce the vibration of the transmission chain 131 during transmission, thereby further increasing the lifting stability of the lifting base 120.
Further preferably, the weight 136 may be disposed between the drive chains.
As shown in fig. 1, the material lifting apparatus 100 further comprises a conveyor belt 150 and a second motor 151, wherein the second motor 151 is used for actuating the conveyor belt 150 to convey the material. Make this lift base accomplish like this and rise or descend the back, can with aerial belt line or ground belt line cooperation, accomplish the automatic conveying of material has saved the human cost, improves work efficiency.
As shown in fig. 2, the cross section of the guide rail 141 includes a first guide rail portion and a second guide rail portion centrally protruding from the first guide rail portion (i.e., in a "T" shape), the first guide wheel and the second guide wheel slide along two side surfaces of the second guide rail portion, and the third guide wheel slides along a top surface of the second guide rail portion. Through this mode, when further improving the lift stability of lift base 120, can also reduce the degree of difficulty of technical staff to the equipment debugging.
Optionally, the transmission assembly 130 comprises: a first motor and a lead screw assembly, one end of which is connected to the first motor, and the other end of which is connected to the lifting base 120, so as to convert the rotary motion of the first motor into the linear motion of the lifting base along the guide rail. Through this embodiment, can make the lift base move more steadily at the lift in-process, further increase stability.
The material lifting equipment provided by the utility model can limit the movement of the lifting base along the front and back and/or left and right directions by arranging the guide component (comprising the guide rail and the guide wheel group matched with the guide rail), thereby enhancing the stability of the operation; the base is directly pulled by the chain to complete lifting movement, so that the moment can be quickly converted, the transmission speed is higher than that of a conventional screw rod, and the quick lifting movement can be realized; through making to be connected through screw rod and nut between driving chain and the lift base, can adjust the levelness of lift base according to actual conditions, reduce the risk of material landing.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (10)
1. A material lifting device, comprising:
a frame;
a lift base disposed within the frame for transferring material;
the transmission assembly is used for driving the lifting base to ascend or descend in the rack; and
the guide assembly comprises a guide rail and at least one guide wheel set, wherein the guide rail is fixed on the side part of the frame and extends along the vertical direction, and the guide wheel set is arranged on the side part of the lifting base, facing the guide rail, and can slide up and down along the guide rail.
2. The material lifting device as recited in claim 1, wherein the guide pulley set includes a first guide pulley and a second guide pulley, and the guide rail is disposed between the first guide pulley and the second guide pulley such that the first guide pulley and the second guide pulley slide up and down on both sides of the guide rail.
3. The material lifting apparatus of claim 2, wherein the guide pulley set further comprises a third guide pulley that slides with a surface of the guide rail facing the lifting base.
4. A material lifting apparatus as claimed in any one of claims 1 to 3, wherein the drive assembly comprises:
at least one drive chain connected to and evenly distributed along a top edge of the base; and
the first motor is used for driving the at least one transmission chain to pull the lifting base to ascend or descend.
5. The material lifting device of claim 4, wherein the drive chain is connected to the top edge by a screw and nut.
6. The material lifting apparatus of any one of claims 1 to 3, further comprising a conveyor belt and a second motor, wherein the second motor is configured to actuate the conveyor belt to transport the material.
7. A material lifting device as claimed in any one of claims 1 to 3, characterized in that the material lifting device comprises two guide assemblies which are arranged opposite to two sides of the material lifting device.
8. The material lifting apparatus of claim 4, wherein the drive assembly further comprises a counterweight coupled to the drive chain for enhancing stability of the lifting base during lifting.
9. The material lifting device of claim 3, wherein the guide assembly comprises two guide roller sets disposed at the top and bottom ends of the side portion of the lifting base, respectively.
10. A material lifting apparatus as claimed in any one of claims 1 to 3, wherein the drive assembly comprises:
a first motor;
and one end of the lead screw assembly is connected with the first motor, and the other end of the lead screw assembly is connected with the lifting base so as to convert the rotary motion of the first motor into the linear motion of the lifting base along the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956152.3U CN210915119U (en) | 2019-11-13 | 2019-11-13 | Material lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956152.3U CN210915119U (en) | 2019-11-13 | 2019-11-13 | Material lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210915119U true CN210915119U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921956152.3U Active CN210915119U (en) | 2019-11-13 | 2019-11-13 | Material lifting device |
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| CN (1) | CN210915119U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733997A (en) * | 2019-11-13 | 2020-01-31 | 格力电器（武汉）有限公司 | material lifting equipment |
| CN113526131A (en) * | 2021-06-30 | 2021-10-22 | 肇庆宏旺金属实业有限公司 | Plate transfer device for plate processing line |
| CN113716487A (en) * | 2021-08-23 | 2021-11-30 | 肇庆宏旺金属实业有限公司 | Chain type lifting device |
-
2019
- 2019-11-13 CN CN201921956152.3U patent/CN210915119U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733997A (en) * | 2019-11-13 | 2020-01-31 | 格力电器（武汉）有限公司 | material lifting equipment |
| CN113526131A (en) * | 2021-06-30 | 2021-10-22 | 肇庆宏旺金属实业有限公司 | Plate transfer device for plate processing line |
| CN113526131B (en) * | 2021-06-30 | 2023-03-28 | 肇庆宏旺金属实业有限公司 | Plate transfer device for plate processing line |
| CN113716487A (en) * | 2021-08-23 | 2021-11-30 | 肇庆宏旺金属实业有限公司 | Chain type lifting device |
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