CN209758931U - Lifting mechanism - Google Patents
Lifting mechanism Download PDFInfo
- Publication number
- CN209758931U CN209758931U CN201920332060.1U CN201920332060U CN209758931U CN 209758931 U CN209758931 U CN 209758931U CN 201920332060 U CN201920332060 U CN 201920332060U CN 209758931 U CN209758931 U CN 209758931U
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- Prior art keywords
- seat
- lifting
- tray
- swing
- bearing
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- UIIMBOGNXHQVGW-UHFFFAOYSA-M buffer Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 6
- 230000000903 blocking Effects 0.000 abstract 1
- 230000001105 regulatory Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a lifting mechanism, which comprises a frame, a lifting seat arranged on the frame in a liftable way, a driving device arranged on the frame and used for driving the lifting seat to lift between an upper limit position and a lower limit position, a swing seat pivoted on the lifting seat and used for bearing a tray, a first bearing rod arranged on the lifting seat and used for bearing the swing seat, and a stop block device arranged on the swing seat and used for blocking the tray; and a second bearing rod is arranged at the bottom of the rack, and the top surface of the second bearing rod is higher than that of the first bearing rod when the lifting seat is positioned at the lower limit position and is used for bearing the swinging seat. The utility model discloses when can change swing seat gradient to reduce cost.
Description
Technical Field
the utility model relates to a lifting mechanism.
Background
at present, an existing lifting mechanism includes a rack, a lifting seat installed on the rack in a liftable manner, a driving device arranged on the rack and used for driving the lifting seat to lift between an upper limit position and a lower limit position, and a swing seat pivoted on the lifting seat and used for bearing a tray. When the lifting seat is located at the upper limit position and the lower limit position, the inclination of the swing seat is different, and in order to change the inclination of the swing seat, a power device (such as an air cylinder) is often configured on the lifting seat, so that the swing seat is pushed to different positions relative to the lifting seat by the power device, and the inclination of the swing seat can be changed. However, the power device for pushing the swing seat is arranged in the lifting mechanism, so that the cost is high, and the industrial requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a lifting mechanism which can reduce the cost while changing the gradient of a swing seat.
The purpose of the utility model is realized by adopting the following technical scheme:
a lifting mechanism comprises a rack, a lifting seat arranged on the rack in a lifting manner, a driving device arranged on the rack and used for driving the lifting seat to lift between an upper limit position and a lower limit position, a swinging seat pivoted on the lifting seat and used for bearing a tray, a first bearing rod arranged on the lifting seat and used for bearing the swinging seat, and a stop block device arranged on the swinging seat and used for stopping the tray; and a second bearing rod is arranged at the bottom of the rack, and the top surface of the second bearing rod is higher than that of the first bearing rod when the lifting seat is positioned at the lower limit position and is used for bearing the swinging seat.
The swing seat is provided with an upward extending abutting seat, and the stop block device comprises a rotating rod which is rotatably arranged on the swing seat, a stop block which is arranged on the rotating rod and a return spring which is connected between the rotating rod and the swing seat; the abutting seat is used for abutting one side of the tray, and the stop block is used for abutting against the other side of the tray.
The swinging seat is pivoted on the lifting seat through a pivot; the swing seat is provided with a connector, a first through hole is formed in the connector, a second through hole is formed in the lifting seat, and the pivot penetrates through the first through hole and the second through hole.
The two sides of the swing seat are respectively provided with a first roller unit for containing a tray; the first roller unit comprises a plurality of first rollers which are sequentially arranged on the swinging seat, and the central axis of each first roller is horizontally arranged; each first roller is pivoted on the swinging seat.
And the top and the bottom of the frame are both provided with buffer parts.
The driving device is an air cylinder, a cylinder body of the air cylinder is fixed on the rack, and a piston rod of the air cylinder is connected with the lifting seat.
The rack is provided with a guide rail, and the lifting seat is provided with a sliding block in sliding fit with the guide rail.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a lifting mechanism, which can change the inclination of a swing seat and reduce the cost by arranging a first supporting rod for supporting the swing seat on a lifting seat and arranging a second supporting rod on the bottom of a frame; moreover, the reasonable arrangement of the stop block device can block the tray and reduce the cost.
Drawings
Fig. 1 is a schematic structural view of the present invention, which illustrates a state where the lifting seat is located at a lower limit position;
FIG. 2 is a partial side view of the elevator base in a lower limit position;
FIG. 3 is a schematic view of the lifting base in an upper limit position;
FIG. 4 is a schematic view of the combination of the swing seat and the lifting seat;
FIG. 5 is a schematic structural view of the swing seat;
In the figure: 110. a frame; 111. a guide rail; 120. a lifting seat; 121. a leaning seat; 130. a swing seat; 131. a main base body; 132. a first connecting frame; 133. a third connecting frame; 134. a top-down limiting member; 135. a first regulating groove; 136. a second regulating groove; 137. a third regulating groove; 138. a second link frame; 140. a first support rod; 150. a stopper means; 151. rotating the rod; 152. a stopper; 160. a second support rod; 170. a first roller unit; 180. a buffer member; 190. a first roller unit; 200. a tray.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1 to 5, a lifting mechanism includes a frame 110, a lifting base 120 installed on the frame 110 in a liftable manner, a driving device disposed on the frame 110 and used for driving the lifting base 120 to lift between an upper limit position and a lower limit position, a swing base 130 pivoted on the lifting base 120 and used for carrying a tray 200, a first supporting rod 140 disposed on the lifting base 120 and used for supporting the swing base 130, and a stopper device 150 disposed on the swing base 130 and used for stopping the tray 200; a second supporting rod 160 for supporting the swing seat 130 is disposed on the bottom of the frame 110, and a top surface of the second supporting rod 160 is higher than a top surface of the first supporting rod 140 when the lifting seat 120 is located at the lower limit position, and is used for supporting the swing seat 130.
When the lifting mechanism is used, when the driving device drives the lifting seat 120 to descend to the lower limit position, because the top surface of the second supporting rod 160 is higher than the top surface of the first supporting rod 140, at this time, the swinging seat 130 contacts with the second supporting rod 160, the swinging seat 130 can be supported by the second supporting rod 160, so that the swinging seat 130 tilts upwards, and when the driving device drives the lifting seat 120 to ascend towards the upper limit position, the swinging seat 130 leaves the second supporting rod 160, at this time, the swinging seat 130 swings downwards relative to the lifting seat 120 under the action of its own gravity, and supports the swinging seat 130 through the first supporting rod 140, at this time, the swinging seat 130 tilts downwards, therefore, the utility model provides a lifting mechanism, which is provided with the first supporting rod 140 for supporting the swinging seat 130 on the lifting seat 120, and the second supporting rod 160 for supporting the swinging seat 130 on the bottom of the frame 110, the inclination of the swing seat 130 can be changed without using the power device for pushing the swing seat 130, and the cost can be reduced.
the driving device may be a conveyor belt device, a hydraulic cylinder, a linear motor, etc., as long as the lifting base 120 can be driven to lift. In this embodiment, the driving device is an air cylinder, a cylinder body of the air cylinder is fixed on the frame 110, and a piston rod of the air cylinder is connected with the lifting seat 120. When the lifting device is used, the first air cylinder works, and the lifting seat 120 can be driven to lift through the piston rod.
The frame 110 has a guide rail 111, and the lifting base 120 has a slider slidably engaged with the guide rail 111, so that the lifting base 120 can be lifted smoothly.
The swing seat 130 is provided with an abutting seat 121 extending upwards, and the stopper device 150 comprises a rotating rod 151 rotatably mounted on the swing seat 130, a stopper 152 arranged on the rotating rod 151, and a return spring connected between the rotating rod 151 and the swing seat 130; the abutting seat 121 is used for abutting one side of the tray 200, and the stopper 152 is used for abutting the other side of the tray 200. When the tray is used, the rotating rod 151 is rotated by applying an acting force to the rotating rod to enable the stopper 152 to rotate downwards, at the moment, the abutting action on the tray 200 can be removed, so that the tray 200 can be moved out of the swinging seat 130, and after the rotating rod is loosened, the rotating rod can be reset under the elastic force of the reset spring, and the stopper 152 on the rotating rod 151 rotates upwards.
the swing base 130 is pivoted on the lifting base 120 through a pivot; the swing seat 130 is provided with a connector, the connector is provided with a first through hole, the lifting seat 120 is provided with a second through hole, and the pivot is arranged in the first through hole and the second through hole in a penetrating manner. By adopting the structure, the swinging seat 130 is pivoted on the lifting seat 120, so that the installation is convenient.
The frame 110 is provided with buffers 180 on both the top and bottom thereof. When the lifting seat 120 moves to the upper limit position and the lower limit position, the buffer member 180 can buffer the lifting seat 120 to prevent the lifting seat 120 from being strongly impacted with the frame 110, so as to effectively prolong the service life of the lifting seat 120.
The swing seat 130 is provided at both sides thereof with first drum units 170 for holding the trays 200; the first roller unit 170 includes a plurality of first rollers sequentially arranged on the swing base 130, and a central axis of each first roller is horizontally disposed; each first roller is pivoted on the swing base 130. By adopting the above structure, the tray 200 can roll along the first roller unit 170 when entering and exiting, thereby facilitating the entering and exiting of the tray 200.
Preferably, the swing seat 130 is provided with first roller units 190 on both sides; the first roller unit 190 includes a plurality of first rollers sequentially arranged on the swing base 130, and a central axis of each first roller is vertically disposed and adapted to be in rolling engagement with the tray 200. The first roller units 190 are disposed on both sides of the swing seat 130, so that the first roller units 190 on both sides of the swing seat 130 can be used to guide and correct the tray 200, thereby preventing the tray 200 from shifting during the movement, and reducing friction.
Preferably, the swing seat 130 includes a main seat body 131, and two adjusting components arranged along the width direction of the main seat body 131 and respectively installed at two sides of the main seat body 131; the first roller assemblies are all arranged on the main seat body 131; the adjusting assembly includes a first link frame 132, a second link frame 138 fixed to the first link frame 132, and a third link frame 133 fixed to the second link frame 138; the first roller unit 190 is disposed on the second connecting frame 138, and the top stopper 134 is disposed on the third connecting frame 133, so that the tray 200 can be stopped in an upper direction by the top stopper 134. The first connecting frame 132 is fixed on the main seat body 131 through a first screw, the first connecting frame 132 is provided with a first adjusting groove 135 extending along the vertical direction, the main seat body 131 is provided with a first threaded hole, and the first screw penetrates through the first adjusting groove 135 and is in threaded connection with the first threaded hole.
Preferably, the second connecting frame 138 is fixed on the first connecting frame 132 by a second screw; the first connecting frame 132 is provided with a second adjusting groove 136 extending along the width direction of the main base 131, the second connecting frame 138 is provided with a second threaded hole, and the second screw penetrates through the second adjusting groove 136 and is in threaded connection with the second threaded hole. In use, the horizontal position of the second connecting frame 138 can be adjusted by loosening the second screw, moving the second connecting frame 138 relative to the first connecting frame 132 along the extending direction of the second adjusting groove 136, and then screwing the second screw. Thus, by adopting the above-described structure, the horizontal position of the first roller unit 190 can be adjusted, and thus it can be adapted to trays 200 of different widths.
Preferably, the third connecting frame 133 is fixed on the second connecting frame 138 by a third screw, the third connecting frame 133 is provided with a third adjusting groove 137 extending along the vertical direction, the second connecting frame 138 is provided with a third threaded hole, and the third screw penetrates through the third adjusting groove 137 and is in threaded connection with the third threaded hole. In use, the position of the third connecting frame 133 can be adjusted in the vertical direction by loosening the third screw, moving the third connecting frame 133 relative to the second connecting frame 138 along the extending direction of the third connecting groove, and then screwing the third screw. Therefore, by adopting the above-described structure, the height position of the top stopper 134 can be adjusted, and the tray 200 can be adapted to trays of different heights.
Specifically, the top-direction limiting member 134 is a limiting rod fixed on the third connecting frame 133 and horizontally disposed.
preferably, the first connecting frame 132, the second connecting frame 138 and the third connecting frame 133 each include a horizontal plate horizontally disposed and a vertical plate connected to the horizontal plate. By adopting the structure, the cost can be reduced, and the weight can be reduced.
The two sides of the lifting seat 120 are pivoted with third rollers which are matched with the frame 110 in a rolling manner, so that the lifting of the lifting seat 120 is smoother.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (7)
1. A kind of lifting gearing, its characterized in that: the device comprises a rack, a lifting seat arranged on the rack in a lifting manner, a driving device arranged on the rack and used for driving the lifting seat to lift between an upper limit position and a lower limit position, a swinging seat pivoted on the lifting seat and used for bearing a tray, a first bearing rod arranged on the lifting seat and used for bearing the swinging seat, and a stop block device arranged on the swinging seat and used for stopping the tray; and a second bearing rod is arranged at the bottom of the rack, and the top surface of the second bearing rod is higher than that of the first bearing rod when the lifting seat is positioned at the lower limit position and is used for bearing the swinging seat.
2. The lift mechanism of claim 1, wherein: the swing seat is provided with an upward extending abutting seat, and the stop block device comprises a rotating rod which is rotatably arranged on the swing seat, a stop block which is arranged on the rotating rod and a return spring which is connected between the rotating rod and the swing seat; the abutting seat is used for abutting one side of the tray, and the stop block is used for abutting against the other side of the tray.
3. The lift mechanism of claim 1, wherein: the swinging seat is pivoted on the lifting seat through a pivot; the swing seat is provided with a connector, a first through hole is formed in the connector, a second through hole is formed in the lifting seat, and the pivot penetrates through the first through hole and the second through hole.
4. The lift mechanism of claim 1, wherein: the two sides of the swing seat are respectively provided with a first roller unit for containing a tray; the first roller unit comprises a plurality of first rollers which are sequentially arranged on the swinging seat, and the central axis of each first roller is horizontally arranged; each first roller is pivoted on the swinging seat.
5. The lift mechanism of claim 1, wherein: and the top and the bottom of the frame are both provided with buffer parts.
6. The lift mechanism of claim 1, wherein: the driving device is an air cylinder, a cylinder body of the air cylinder is fixed on the rack, and a piston rod of the air cylinder is connected with the lifting seat.
7. The lift mechanism of claim 6, wherein: the rack is provided with a guide rail, and the lifting seat is provided with a sliding block in sliding fit with the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920332060.1U CN209758931U (en) | 2019-03-15 | 2019-03-15 | Lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920332060.1U CN209758931U (en) | 2019-03-15 | 2019-03-15 | Lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209758931U true CN209758931U (en) | 2019-12-10 |
Family
ID=68755064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920332060.1U Active CN209758931U (en) | 2019-03-15 | 2019-03-15 | Lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209758931U (en) |
-
2019
- 2019-03-15 CN CN201920332060.1U patent/CN209758931U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |