CN218879339U - Gear rack synchronous lifter - Google Patents
Gear rack synchronous lifter Download PDFInfo
- Publication number
- CN218879339U CN218879339U CN202223234313.2U CN202223234313U CN218879339U CN 218879339 U CN218879339 U CN 218879339U CN 202223234313 U CN202223234313 U CN 202223234313U CN 218879339 U CN218879339 U CN 218879339U
- Authority
- CN
- China
- Prior art keywords
- rack
- gear
- transmission
- frame
- support frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a rack and pinion synchronous lifter, the loach carrying platform comprises a supporting fram, vertical slip is provided with a supporting part on the support frame, it is used for ordering about the vertical gliding drive assembly of supporting part, every to be provided with the multiunit on the support frame drive assembly includes the extension frame of fixed connection on the support frame, vertical slip is provided with the rack in the extension frame, the rack passes through connecting piece fixed connection on the supporting part bottom, it is connected with drive gear to extend the inside rotation of frame, drive gear and rack toothing. When servo motor ordered about a transfer line and rotated to order about another transfer line through drive mechanism and rotate, thereby can order about two transfer lines synchronous rotation, and then can drive the spur gear synchronous rotation, and then drive rack synchronous slip, be convenient for adjust the lift of load-bearing part, multiunit rack synchronous slip not only can improve the stability when load-bearing part slides, can also slow down the wearing and tearing condition of rack.
Description
Technical Field
The utility model relates to a riser technical field specifically is a rack and pinion synchronous riser.
Background
The gear rack lifter is a synchronous lifting mechanism combining a rack and a gear, and can directly drive the gear to do rotary motion through a motor and simultaneously drive the rack to do linear motion. Almost no power loss, and the efficiency of the machine can be increased. The structure is simple, the failure rate is low, and the maintenance is easy. The worm speed reducer realizes speed reduction in the lifter, so the lifting speed is slow, and the worm speed reducer is suitable for precision lifting or lifting of heavy objects. The gear rack lifter is directly connected with a rack through a gear, can perform high-speed linear motion, and can be precisely controlled by using a speed reducing motor with braking.
As in application No.: 201721214999.5, entitled "a rack lift", discloses a rack lift, which comprises a rack, a first guide wheel, an input gear, a second guide wheel, a rack lift box body, an input shaft, an edge cover and a bearing, wherein the rack is arranged in the rack lift box body; the input gear is arranged on the input shaft; bearings are arranged at two ends of the input shaft; the first guide wheel is arranged at the upper end of the rack elevator box body; the second guide wheel is arranged at the lower end of the rack elevator box body; the first guide wheel, the input gear and the second guide wheel are meshed with the rack; the side covers are arranged at the left end and the right end of the rack elevator box body.
In the above-mentioned patent, through the cooperation between rack and the first leading wheel etc. have characteristics fast, simple structure and that work efficiency is high for prior art, gear rack compact structure is reasonable, can satisfy quick travel's requirement. As is known, the bearing part is driven to slide upwards by the rack, so that the purpose of sliding the bearing part upwards is achieved, and the situation that the rack is abraded greatly due to the fact that the bearing part is driven to slide upwards by the single rack can exist, the service life of the elevator is influenced, and certain defects exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rack and pinion synchronous lifter to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a gear rack synchronous lifter comprises a support frame, wherein a bearing part is vertically and slidably arranged on the support frame, a plurality of groups of driving assemblies for driving the bearing part to vertically slide are arranged on the support frame, each driving assembly comprises an extending frame fixedly connected to the support frame, a rack is vertically and slidably arranged in the extending frame, the rack is fixedly connected to the bottom of the bearing part through a connecting piece, a driving gear is rotatably connected to the inside of the extending frame, and the driving gear is meshed with the rack; the two driving gears on the same side are in transmission connection through a transmission rod; the supporting frame is provided with a servo motor, and the servo motor is coaxially connected with one of the transmission rods; the two transmission rods are in transmission connection through a transmission mechanism.
Further, drive mechanism includes the diversion subassembly, the diversion subassembly is including rotating the branch of connecting on the support frame, be provided with change gear on the branch, be located the transfer line of change gear one side and be provided with drive gear, change gear and drive gear meshing.
Furthermore, one of the transmission rods is in transmission connection with the support rod through a synchronization assembly.
Furthermore, a plurality of groups of limiting pieces are arranged between the supporting frame and the bearing part.
Furthermore, the connecting piece includes the fixed plate, be provided with multiunit fastening bolt on the fixed plate, set up multiunit and fastening bolt looks adaptation's screw hole on the bearing part bottom.
Furthermore, a plurality of groups of supporting columns are arranged at the bottom of the supporting frame.
Compared with the prior art, the beneficial effects of the utility model are that: this synchronous riser of rack and pinion, through the support frame, the supporting part, drive assembly, extend the frame, drive gear, the rack, the transfer line, cooperation between servo motor and the drive mechanism, servo motor orders about a transfer line when rotating, thereby order about another transfer line through drive mechanism and rotate, thereby can order about two transfer lines synchronous rotation, and then can drive straight-teeth gear synchronous rotation, and then drive rack synchronous sliding, be convenient for adjust the lift of supporting part, multiunit rack synchronous sliding, not only can improve the stability when the supporting part slides, can also slow down the wearing and tearing condition of rack, improve the life of this lift, excellent in use effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of an overall structure provided by an embodiment of the present invention;
fig. 2 is a schematic overall view of another perspective structure provided by the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a driving assembly according to an embodiment of the present invention;
fig. 4 is a schematic view of an internal structure of a carrying frame according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a transmission mechanism provided in an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an enlarged structure of the area a in fig. 2.
Description of the reference numerals: 1. a support frame; 2. a bearing part; 3. an extension frame; 4. a servo motor; 5. a rack; 6. a connecting member; 7. a transmission rod; 8. a synchronization component; 9. a direction changing component; 901. a change gear; 902. a transmission gear; 903. a strut; 10. a drive gear; 11. a stopper; 12. and (7) supporting the column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a synchronous riser of rack and pinion, including support frame 1, vertical slip is provided with a supporting part 2 on the support frame 1, be provided with the multiunit on the support frame 1 and be used for ordering about the 2 vertical gliding drive assembly of supporting part, every drive assembly includes extension frame 3 of fixed connection on support frame 1, vertical slip is provided with rack 5 in the extension frame 3, rack 5 passes through 6 fixed connection of connecting piece on the 2 bottoms of supporting part, it is connected with drive gear 10 to extend 3 internal rotation of frame, drive gear 10 and rack 5 meshing, two drive gears 10 of homonymy pass through transfer line 7 transmission and connect, be provided with a servo motor 4 on the support frame 1, servo motor 4 and 7 coaxial connections of one of them transfer line, two transfer lines 7 pass through the transmission connection of drive mechanism.
Specifically, the device comprises a support frame 1, a bearing part 2 is vertically and slidably arranged on the support frame 1, the bearing part 2 is used for placing a bearing object to be transmitted, and a connecting piece 6 connected with the bearing object is arranged on the bearing part 2, which is the prior art and is not described herein; the supporting frame 1 is provided with a plurality of groups of driving assemblies for driving the bearing part 2 to vertically slide, so that the driving force for the vertical sliding of the bearing part 2 is conveniently improved, and the using effect is good; each driving assembly comprises four extension frames 3 fixedly connected to the support frame 1, and the four extension frames 3 are respectively arranged at four corners of the support frame 1; wherein, a rack 5 is vertically arranged in the extension frame 3 in a sliding way, and the rack 5 is fixedly connected to the bottom of the bearing part 2 through a connecting piece 6, so that when the rack 5 slides, the bearing part 2 can be driven to slide upwards, and the using effect is good; the inside of the extension frame 3 is rotatably connected with a driving gear 10, the driving gear 10 is meshed with the rack 5, and when the gear rotates, the rack 5 can be driven to vertically slide, so that the use effect is good; wherein two drive gears 10 of homonymy are connected through the transmission pole 7 transmission, be provided with a servo motor 4 on the support frame 1, servo motor 4 and one of them transfer line 7 coaxial coupling, two transfer lines 7 are connected through the drive mechanism transmission, therefore when using, servo motor 4 orders about a transfer line 7 and rotates, thereby order about another transfer line 7 through drive mechanism and rotate, thereby can order about two transfer lines 7 synchronous rotation, and then can drive spur gear synchronous rotation, and then drive rack 5 synchronous slip, be convenient for adjust the lift of bearing part 2, excellent in use effect.
The utility model also provides another embodiment, wherein the transmission mechanism comprises a turning component 9, and the direction of the transmission rods 7 on the two sides can be opposite by arranging the turning component 9, so that the racks 5 on the two sides can synchronously slide up and down, and the using effect is good; the direction changing assembly 9 comprises a support rod 903 rotatably connected to the support frame 1, a direction changing gear 901 is arranged on the support rod 903, and a transmission gear 902 is arranged on a transmission rod 7 located on one side of the direction changing gear 901, more specifically, the transmission rod 7 is close to the support rod 903, wherein the direction changing gear 901 is meshed with the transmission gear 902, when the support rod 903 rotates, the direction changing gear 901 can be driven to rotate, when the direction changing gear 901 rotates, the transmission gear 902 can be driven to rotate, the transmission rod 7 is driven to rotate, and at the moment, the rotation direction of the support rod 903 is opposite to that of the transmission rod 7.
The utility model also provides another embodiment, one of the transmission rods 7 is in transmission connection with the support rod 903 through the synchronizing component 8, more specifically, the transmission rod 7 is specifically the one far away from the support rod 903, and the servo motor 4 is in coaxial connection with the transmission rod 7; more specifically, the synchronizing assembly 8 includes two synchronous pulleys, one of the two synchronous pulleys is disposed on the supporting rod 903, the other synchronous pulley is disposed on the transmission rod 7 coaxially connected with the servo motor 4, the two synchronous pulleys are connected through synchronous belt transmission, therefore, when the synchronous assembly is used, the servo motor 4 is started, the transmission rod 7 is driven to rotate, the synchronous pulley on the transmission rod 7 is driven to rotate when the transmission rod 7 rotates, thereby the other synchronous pulley is driven to rotate through the synchronous belt, thereby the supporting rod 903 is driven to rotate, when the supporting rod 903 rotates, the change gear 901 can be driven to rotate, when the change gear 901 rotates, the transmission gear 902 can be driven to rotate, and the transmission rod 7 is driven to rotate, at the moment, the rotating directions of the supporting rod 903 and the transmission rod 7 are opposite, thereby the rotating directions of the two transmission rods 7 are opposite, thereby the multiple groups of racks 5 can synchronously vertically slide, the stability of the bearing part 2 during sliding is improved, and the using effect is good.
The utility model discloses still provide another embodiment, wherein be provided with multiunit locating part 11 between support frame 1 and supporting part 2, it is concrete, locating part 11 is spacing telescopic link, stability when can further improve supporting part 2 and slide, excellent in use effect.
The utility model discloses still provide another kind of embodiment, wherein connecting piece 6 includes the fixed plate, is provided with multiunit fastening bolt on the fixed plate, sets up the screw hole of multiunit and fastening bolt looks adaptation on 2 bottoms of supporting part to be convenient for the installation and the dismantlement of supporting part 2 and fixed plate, stability when improving the installation of supporting part 2, excellent in use effect.
The utility model discloses still provide another kind of embodiment, be provided with multiunit support column 12 on the support frame 1 bottom to be convenient for play the supporting role, excellent in use effect.
It should be noted that the electric devices referred to in this application may be powered by a storage battery or an external power source.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A gear rack synchronous lifter comprises a support frame (1) and is characterized in that a gear rack is arranged on the support frame;
the supporting frame (1) is vertically provided with a bearing part (2) in a sliding manner, and the supporting frame (1) is provided with a plurality of groups of driving assemblies for driving the bearing part (2) to vertically slide;
each driving assembly comprises an extension frame (3) fixedly connected to the support frame (1), a rack (5) is vertically arranged in the extension frame (3) in a sliding mode, the rack (5) is fixedly connected to the bottom of the bearing part (2) through a connecting piece (6), a driving gear (10) is rotatably connected to the interior of the extension frame (3), the driving gear (10) is meshed with the rack (5), and the two driving gears (10) on the same side are in transmission connection through a transmission rod (7);
the supporting frame (1) is provided with a servo motor (4), and the servo motor (4) is coaxially connected with one transmission rod (7);
the two transmission rods (7) are in transmission connection through a transmission mechanism.
2. A rack and pinion synchronous lifter according to claim 1, wherein: the transmission mechanism comprises a turning component (9), the turning component (9) comprises a supporting rod (903) which is rotatably connected to the supporting frame (1), a turning gear (901) is arranged on the supporting rod (903), a transmission gear (902) is arranged on a transmission rod (7) located on one side of the turning gear (901), and the turning gear (901) is meshed with the transmission gear (902).
3. A rack and pinion synchronous lifter according to claim 2, wherein: one of the transmission rods (7) is in transmission connection with the support rod (903) through a synchronization component (8).
4. A rack and pinion synchronous lifter according to claim 1, wherein: a plurality of groups of limiting parts (11) are arranged between the support frame (1) and the bearing part (2).
5. The gear rack synchronous lifter according to claim 1, characterized in that: the connecting piece (6) comprises a fixing plate, a plurality of groups of fastening bolts are arranged on the fixing plate, and a plurality of groups of threaded holes matched with the fastening bolts are formed in the bottom of the bearing part (2).
6. A rack and pinion synchronous lifter according to claim 1, wherein: the bottom of the support frame (1) is provided with a plurality of groups of support columns (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223234313.2U CN218879339U (en) | 2022-12-05 | 2022-12-05 | Gear rack synchronous lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223234313.2U CN218879339U (en) | 2022-12-05 | 2022-12-05 | Gear rack synchronous lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218879339U true CN218879339U (en) | 2023-04-18 |
Family
ID=85938419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223234313.2U Active CN218879339U (en) | 2022-12-05 | 2022-12-05 | Gear rack synchronous lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218879339U (en) |
-
2022
- 2022-12-05 CN CN202223234313.2U patent/CN218879339U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112978364B (en) | Storage and transportation device for aluminum profile electrophoresis and oxidation production line | |
| CN107816238A (en) | Broach elevating and telescopic type intelligent carrier | |
| CN213569280U (en) | Hoisting accessory is used in thermal power plant's maintenance | |
| CN209794376U (en) | Double-motor-driven large-volume refrigerator foaming clamp | |
| CN109264300B (en) | Adjustable conveying device | |
| CN218879339U (en) | Gear rack synchronous lifter | |
| CN207847205U (en) | A kind of car carrying platform | |
| CN218453933U (en) | Precise rack elevator | |
| CN207673087U (en) | Broach elevating and telescopic type intelligent carrier | |
| CN215090065U (en) | Blanking conveying device for punching die | |
| CN108974813B (en) | Household electrical appliances handling device | |
| CN215886064U (en) | Integrated lifting walking device of forming table | |
| CN212292635U (en) | Lifting device based on synchronous belt | |
| CN109235984A (en) | The tray lifting synchronization mechanism of large-scale parking apparatus | |
| CN211366827U (en) | Heavy-duty gear rack transmission walking device | |
| CN220201332U (en) | Lifting equipment for capital construction engineering | |
| CN216736117U (en) | High-speed stable rail transfer device | |
| CN215248873U (en) | Elevator control cabinet | |
| CN214458574U (en) | Warper convenient to remove transport | |
| CN214275200U (en) | Lifting device for automatic laminating machine of lens light filter | |
| CN218138095U (en) | Turnover frame snatchs robot | |
| CN220312565U (en) | Drilling tool for machining gearbox planet carrier | |
| CN219948248U (en) | Special conveyer of car axle | |
| CN217264690U (en) | Protection mechanism of self-propelled lifting working platform | |
| CN219032494U (en) | Supporting frame for textile machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |