CN114620640A

CN114620640A - Single-power multi-shaft moving elevator

Info

Publication number: CN114620640A
Application number: CN202210352298.7A
Authority: CN
Inventors: 单根立; 刘朋; 郎赛
Original assignee: Hebei University of Science and Technology
Current assignee: Hebei University of Science and Technology
Priority date: 2022-04-05
Filing date: 2022-04-05
Publication date: 2022-06-14

Abstract

The invention relates to a single-power multi-shaft moving elevator which comprises two groups of moving devices, wherein clamping devices are arranged on the two groups of moving devices, the two groups of moving devices are oppositely arranged, and synchronously driven to lift articles together, the moving devices can be driven in the transverse direction and the vertical direction, the two clamping devices are driven to approach each other transversely firstly, and then ascend after clamping the articles, and the clamping devices can adapt to the articles with different lengths and heights and ensure real-time clamping.

Description

Single-power multi-shaft movable elevator

Technical Field

The invention relates to a single-power multi-shaft moving elevator, and belongs to the technical field of lifting.

Background

As a common conveying device, the elevator is widely applied to industries such as mines, cement, fertilizers and the like due to the factors of large conveying capacity, high lifting height, low energy consumption, stable and reliable use, simple operation and maintenance and the like, can be stably lifted, can not be self-locked, but has larger lifting stroke and small device volume.

The chinese patent of publication No. CN110723676A discloses a spiral elevator, including flexible guide bar, gear box, screw rod and uide bushing, the top port department at the telescoping cylinder is installed to the gear box, the second motor is installed to bottom one side of gear box, first motor is installed to the bottom of second gear, the inside at the telescoping cylinder is installed to the screw rod, the anticreep axle is installed to the one end of screw rod, the connecting rod is installed to the one end of anticreep axle, the third gear is installed to the one end of connecting rod, firm seat is installed to the bottom of telescoping cylinder, the mount is installed to the other end of screw rod, flange joint is installed at the top of mount, the uide bushing is installed on the screw rod, fixed ear is installed to the both sides of uide bushing. The top end of the invention is provided with a fixed frame, two sides between the fixed frame and the gear box are provided with telescopic guide rods, the lifting of the screw rod can be assisted through the telescopic guide rods, partial pressure can be shared, and the safety of the lifter is improved, and the spiral lifter comprises parts such as a worm gear, a box body, a bearing, a lead screw and the like. The motor or the manual worm is driven to rotate, the worm drives the worm wheel to rotate in a decelerating way, the inner cavity of the worm wheel is processed into internal threads to drive the lead screw to move up and down, the internal part of the worm wheel and the worm is provided with the worm and the worm, the decelerating function of the lead screw achieves the effect of amplifying thrust, the self-locking performance of the common-tooth lead screw electric push rod and the spiral lifter has the advantages that most of the electric push rod and the spiral lifter have the absolute dynamic load self-locking function due to low comprehensive transmission efficiency, and the running safety of equipment is improved; the ball screw electric push rod and the spiral elevator are not self-locked, but the lifting of any structure can not realize the transverse and vertical double-shaft movement, and even the lifting is realized, the control is also carried out through different powers.

Disclosure of Invention

The invention is realized by adopting the following technical scheme:

the invention designs a single-power multi-shaft moving elevator which comprises two groups of moving devices, wherein each group of moving devices is provided with a clamping device, each moving device comprises a transverse moving slide rail and a vertical moving slide rail, the transverse moving slide rails are fixedly connected with the vertical moving slide rails, transverse racks are arranged on the transverse moving slide rails, vertical racks are arranged on the vertical moving slide rails, a motor sleeve is slidably arranged on the transverse moving slide rails, a motor is fixedly arranged in the motor sleeve, a rotating shaft of the motor is fixedly provided with a driving gear, the driving gear is meshed with the transverse racks, the motor sleeve is slidably connected with the vertical moving slide rails, and the driving gear is meshed with the vertical racks when the motor sleeve is contacted with the vertical moving slide rails.

Furthermore, the transverse moving slide rail is connected with the transverse rack in a sliding mode, a spring I is fixedly arranged between the transverse rack and the transverse moving slide rail, the vertical moving slide rail is connected with the vertical rack in a sliding mode, and a spring II is fixedly arranged between the vertical rack and the vertical moving slide rail.

Further, clamping device includes the fixed plate, and fixed plate fixed mounting is in the rear side of motor cover, sliding fit has slide bar I on the fixed plate, and fixed being equipped with grip block I on the slide bar I, fixed being equipped with spring III between grip block I and the fixed plate, the common centre gripping article of grip block I among two sets of clamping device.

Further, the upper plate is slidably mounted on the clamping plate I, the sliding rod II is vertically slidably mounted on the upper plate, the clamping plate II is fixedly mounted at the bottom end of the sliding rod II, the driving assembly is arranged on the upper plate and drives the upper plate to vertically move, and the clamping plate II and the vertical fixed objects of the clamping plate I are vertically fixed.

Further, drive assembly includes rack II, and II fixed mounting of rack are in the downside of upper plate, rack II and I sliding connection of grip block, the rotatory drive gear that is equipped with on the grip block I, driving gear and II meshing of rack, the fixed plate is last to be equipped with rack I, rack I and drive gear meshing.

Compared with the prior art, the invention has the following remarkable advantages:

the moving device provided by the invention can move horizontally and vertically at the same time, can move in two different directions through one motor, and is provided with the spring I and the spring II to protect the gear rack, so that the service life of equipment is prolonged.

Two mobile device and two clamping device that design press from both sides tight article from two directions to grip block I and fixed plate sliding connection, through the not equidimension article of III adaptations of spring, and guarantee that the not equidimension article can both press from both sides tightly.

The designed rack II, the rack I and the transmission gear are matched, so that objects with different heights can be clamped, and the normal work of the moving device cannot be influenced by the clamping which is suitable for clamping in different sizes and shapes.

Drawings

FIG. 1 is an overall schematic view of a single-power multi-shaft mobile hoist according to the present invention;

FIG. 2 is a schematic diagram of a mobile device according to the present invention;

FIG. 3 is an enlarged view at C of FIG. 2;

FIG. 4 is an enlarged view of FIG. 2 at D;

FIG. 5 is an enlarged view of FIG. 2 at B;

FIG. 6 is a schematic view of a clamping device according to the present invention;

FIG. 7 is a schematic view of another angle clamping device of the present invention;

fig. 8 is an enlarged view of fig. 7 at a.

The parts in the figures are numbered:

1. a mobile device; 2. a clamping device; 101. transversely moving the sliding rail; 102. vertically moving the slide rail; 103. a motor cover; 104. a drive gear; 105. a transverse rack; 106. a vertical rack; 107. a short rod I; 108. a spring I; 109. a short rod II; 110. a spring II; 201. a fixing plate; 202. a slide bar I; 203. a spring III; 204. a clamping plate I; 205. connecting blocks; 206. a rack I; 207. a rack II; 208. a clamping plate II; 209. a spring IV; 210. an upper plate; 211. a sliding rod II; 212. a transmission gear.

Detailed Description

The following describes in detail a specific embodiment of the present invention with reference to the drawings.

Referring to fig. 1 to 8, the single-power multi-shaft moving elevator comprises two sets of moving devices 1, wherein clamping devices 2 are arranged on the two sets of moving devices 1, the two sets of moving devices 1 are oppositely arranged, and the clamping devices 2 are synchronously driven to lift an article, wherein the moving devices 1 can be driven in the transverse direction and the vertical direction, the two clamping devices 2 are driven to approach each other transversely firstly, the article is clamped and then ascended, and the clamping devices 2 can adapt to articles with different lengths and heights and ensure real-time clamping.

The mobile device 1 comprises a transverse sliding rail 101 and a vertical sliding rail 102, a transverse rack 105 is slidably mounted on the transverse sliding rail 101, a short rod I107 is fixedly mounted on the outer side of the transverse sliding rail 101, the short rod I107 is slidably connected with the transverse rack 105, a spring I108 is sleeved on the short rod I107, a first end of the spring I108 is fixedly connected with the transverse sliding rail 101, a second end of the short rod I107 is fixedly connected with the outermost side of the transverse rack 105, a vertical rack 106 is slidably mounted on the vertical sliding rail 102, a short rod II 109 is fixedly mounted at the top end of the vertical sliding rail 102, the short rod II 109 is slidably connected with a vertical rack 106, a spring II 110 is sleeved on the short rod II 109, a first end of the spring II 110 is fixedly connected with the vertical sliding rail 102, a second end of the spring II 110 is fixedly connected with the top end of the vertical rack 106, the mobile device 1 further comprises a motor sleeve 103, a sliding groove is arranged below the motor sleeve 103 and is slidably connected with the transverse sliding rail 101 through the sliding groove, a sliding groove is also formed in one side, close to the vertical sliding rail 102, of the motor sleeve 103, the sliding groove is connected with the vertical sliding rail 102 in a sliding mode, a motor is fixedly installed in the motor sleeve 103, a driving gear 104 is fixedly installed on a rotating shaft of the motor, and the driving gear 104 is meshed with the transverse rack 105.

Clamping device 2 includes fixed plate 201, and fixed plate 201 fixed mounting is in the rear side of motor cover 103, sliding fit has slide bar I202 on fixed plate 201, and fixed grip block I204 that is equipped with on slide bar I202, fixed spring III 203 that is equipped with between grip block I204 and the fixed plate 201, the common centre gripping article of grip block I204 among the two sets of clamping device. An upper plate 210 is arranged on the clamping plate I204 in a sliding mode, a sliding rod II 211 is arranged on the upper plate 210 in a vertical sliding mode, a clamping plate II 208 is arranged at the bottom end of the sliding rod II 211, a driving assembly is arranged on the upper plate 210 and drives the upper plate to vertically move, and the clamping plate II 208 and an article vertically fixed to the clamping plate I204.

The driving assembly comprises a rack II 207, the rack II 207 is fixedly installed on the lower side of the upper plate 210, the rack II 207 is connected with the clamping plate I204 in a sliding mode, a transmission gear 212 is rotatably installed on the clamping plate I204, the transmission gear 212 is meshed with the rack II 207, a rack I206 is fixedly installed on the fixing plate 201, and the rack I206 is meshed with the transmission gear 212.

The working principle of the present invention is explained below.

Starting a motor, driving gear 104 rotates to drive motor sleeve 103 to move, clamping devices 2 are mounted on motor sleeve 103 to drive two clamping devices 2 to approach each other, transverse rack 105 moves outwards and compresses spring I108 at first, motor sleeve 103 starts to move after spring I108 is compressed until a sliding groove on the side of motor sleeve 103 is contacted with vertical sliding rail 102, motor sleeve 103 does not move transversely at the moment, driving gear 104 is meshed with vertical rack 106, driving gear 104 continues to rotate, spring I108 is further compressed through driving gear 104 and transverse rack 105, motor sleeve 103 starts to move upwards due to the meshing of driving gear 104 and vertical rack 106, then transverse rack 105 restores to the original position, and motor sleeve 103 also drives articles to move upwards through clamping devices 2.

The clamping device 2 comprises a fixing plate 201, the fixing plate 201 is fixedly installed on the rear side of the motor sleeve 103, a sliding rod I202 is installed on the fixing plate 201 in a sliding mode, a clamping plate I204 is fixedly installed on the sliding rod I202, a spring III 203 is fixedly installed between the clamping plate I204 and the fixing plate 201, a driving device is arranged on the clamping plate I204, an upper plate 210 is installed above the driving device, a sliding rod II 211 is installed on the upper plate 210 in a sliding mode, a clamping plate II 208 is installed at the bottom end of the sliding rod II 211, a spring IV 209 is sleeved on the sliding rod II 211, the upper end of the spring IV 209 is fixedly connected with the upper plate 210, and the lower end of the spring IV 209 is fixedly connected with the clamping plate II 208.

The driving device comprises a rack I206, the rack I206 is fixedly installed on the fixing plate 201, a connecting block 205 is fixedly installed on the clamping plate I204, a rack II 207 is installed on the connecting block 205 in a sliding mode, the top end of the rack II 207 is fixedly connected with an upper plate 210, a transmission gear 212 is installed on the clamping plate I204 in a rotating mode, the transmission gear 212 is meshed with the rack I206, and the transmission gear 212 is meshed with the rack II 207.

When the two groups of clamping devices 2 approach each other, firstly, the two clamping plates I204 contact the article, at this time, the two clamping plates I204 continue to approach each other, the spring III 203 is compressed, the clamping plates I204 slide in the fixing plate 201, at this time, the transmission gear 212 also slides along the clamping plates I204, the transmission gear 212 is simultaneously driven to rotate by the rack I206, the transmission gear 212 also drives the rack II 207 to move downwards, the rack II 207 drives the upper plate 210 to move downwards, the upper plate 210 drives the clamping plates II 208 to press the article downwards, the upper plate 210 continues to descend, the clamping plates II 208 to slide relative to the upper plate 210 and press the spring IV 209, and finally, when the clamping devices 2 start to ascend, the two clamping plates II 208 and the two clamping plates I204 clamp the article and can adapt to articles with different sizes and shapes.

Claims

1. The utility model provides a single power multiaxis removes lifting machine which characterized in that: the clamping device comprises two groups of moving devices (1), wherein each group of moving devices (1) is provided with a clamping device (2), each moving device (1) comprises a transverse sliding rail (101) and a vertical sliding rail (102), the transverse sliding rails (101) are fixedly connected with the vertical sliding rails (102), transverse racks (105) are arranged on the transverse sliding rails (101), vertical racks (106) are arranged on the vertical sliding rails (102), a motor sleeve (103) is arranged on the transverse sliding rails (101) in a sliding mode, a motor is fixedly arranged in the motor sleeve (103), a motor rotating shaft is fixedly provided with a driving gear (104), the driving gear (104) is meshed with the transverse racks (105), the motor sleeve (103) is connected with the vertical sliding rails (102) in a sliding mode, and the driving gear (104) is meshed with the vertical racks (106) when the motor sleeve (103) is in contact with the vertical sliding rails (102).

2. The single power multi-axle moving hoist as claimed in claim 1, characterized in that: the transverse moving slide rail (101) is connected with the transverse rack (105) in a sliding mode, a spring I (108) is fixedly arranged between the transverse rack (105) and the transverse moving slide rail (101), the vertical moving slide rail (102) is connected with the vertical rack (106) in a sliding mode, and a spring II (110) is fixedly arranged between the vertical rack (106) and the vertical moving slide rail (102).

3. The single power multi-axle moving hoist as claimed in claim 1, characterized in that: clamping device (2) are including fixed plate (201), and fixed plate (201) fixed mounting be in the rear side of motor cover (103), sliding fit has slide bar I (202) on fixed plate (201), and fixed clamp plate I (204) of being equipped with on slide bar I (202), fixed spring III (203) of being equipped with between clamp plate I (204) and fixed plate (201), the common centre gripping article of clamp plate I (204) in two sets of clamping device (2).

4. A single power multi-axis mobile hoist as claimed in claim 3, characterized in that: the clamp plate I (204) is gone up the slip and is equipped with upper plate (210), and vertical slip is equipped with slide bar II (211) on upper plate (210), and slide bar II (211) bottom mounting is equipped with clamp plate II (208), set up drive assembly on upper plate (210), drive assembly drive upper plate (210) vertical removal, clamp plate II (208) with the vertical fixed article of clamp plate I (204).

5. The single power multi-axle moving hoist as claimed in claim 4, characterized in that: the driving assembly comprises a rack II (207), the rack II (207) is fixedly installed on the lower side of the upper plate (210), the rack II (207) is connected with the clamping plate I (204) in a sliding mode, a transmission gear (212) is rotatably installed on the clamping plate I (204), the transmission gear (212) is meshed with the rack II (207), a rack I (206) is fixedly installed on the fixing plate (201), and the rack I (206) is meshed with the transmission gear (212).