CN212769623U - Lifting device for machining - Google Patents

Abstract

The utility model discloses a elevating gear for machining, the on-line screen storage device comprises a base, the top fixed mounting of base has the stand, the top fixed mounting of base has the motor, the output fixedly connected with reel of motor, logical groove has been seted up to the upside of two stands, the inside rotation that leads to the groove is connected with the pulley, first recess and second recess have been seted up respectively to the surface of two stands, and the inside fixed mounting of first recess and second recess has first rack and second rack, be provided with the U-shaped frame between two stands, the top fixedly connected with mount of U-shaped frame, the upside fixedly connected with hoist cable of mount, pulley and reel fixed connection are walked around to the other end of hoist cable. The utility model discloses a set up motor and biax output motor, improved this elevating gear's lifting power, avoided the elevating platform to appear controlling the condition of rocking because of the atress inequality in-process that rises or descend, strengthened elevating gear's stability again when having improved work efficiency.

Description

Lifting device for machining

Technical Field

The utility model relates to the field of machinary, specifically be a elevating gear for machining.

Background

The lifting device is a multifunctional lifting mechanical device, which is along with the requirement of people on vertical transportation, along with the development of social science and technology, the lifting device is popularized to all corners of social life, and the application is more and more extensive, and the lifting device can not be separated from the daily life of people regardless of buildings, civil engineering and daily life.

In mechanical production, mostly, scissor type lifting devices are used for achieving lifting operation, however, in practical application, the scissor type lifting devices are prone to slipping or automatically resetting, certain potential safety hazards exist, accordingly, mechanical production efficiency is affected, and the scissor type lifting devices are provided for machining aiming at the problems.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lifting device for machining, includes the base, the top fixed mounting of base has the stand, the top fixed mounting of base has the motor, the output fixedly connected with reel of motor, logical groove has been seted up to the upside of two stands, the inside rotation that leads to the groove is connected with the pulley, and first recess and second recess have been seted up respectively to the surface of two stands, and the inside fixed mounting of first recess and second recess has first rack and second rack, is provided with the U-shaped frame between two stands, the top fixedly connected with mount of U-shaped frame, the upside fixedly connected with hoist cable of mount, pulley and reel fixed connection are walked around to the other end of hoist cable, the top fixed mounting of base has the fixed plate, and the fixed plate rotates with the reel to be connected.

Preferably, the upside fixedly connected with connecting cylinder of U-shaped frame, the inside fixedly connected with spring of connecting cylinder, the other end fixedly connected with bracing piece of spring, and bracing piece and connecting cylinder sliding connection, the top fixedly connected with elevating platform of bracing piece.

Preferably, the top fixed mounting of U-shaped frame has biax output motor, the both ends of biax output motor are fixedly connected with first gear and second gear respectively, and first gear and second gear mesh with first rack and second rack respectively, the bottom of U-shaped frame is rotated and is connected with the axis of rotation, the both ends of axis of rotation are fixedly connected with third gear and fourth gear respectively, and third gear and fourth gear mesh with first rack and second rack respectively.

Preferably, the outer wall of the lifting platform is fixedly connected with a fixing block, the surface of the U-shaped frame is provided with a sliding groove, and the fixing block is connected with the sliding groove in a sliding mode.

Preferably, a clamping block is arranged on the surface of the U-shaped frame, an electromagnet is fixedly connected to the surface of the lifting platform, and the clamping block and the electromagnet are located on the same horizontal plane.

Preferably, the four corners of the bottom of the base are fixedly provided with hydraulic supporting legs and rollers, and the bottom of each hydraulic supporting leg is fixedly connected with an anti-slip pad.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up motor and biax output motor, start motor and biax output motor simultaneously, the motor drives the reel and rotates, make the hoist cable wind on the reel, biax output motor drives first gear and second gear along first rack and second rack upward movement, thereby realize that the elevating platform rises, it is opposite, when motor antiport, biax output motor drives first gear and second gear along first rack and second rack downstream, thereby realize that the elevating platform descends, the cooperation of biax output motor and motor is used, the lifting force of this elevating gear has been improved, the condition of rocking about the elevating platform appears in the in-process that rises or descends because of the inequality atress, the time of having shortened the lift in-process consumption simultaneously again, when having improved work efficiency, elevating gear's stability has been strengthened again.

2. The utility model discloses a set up fixture block and electro-magnet, when the elevating platform rises to the operating position, the electro-magnet outage, the fixture block blocks third gear and fourth gear owing to receiving the influence of self gravity to fall down this moment, the device's setting has avoided the elevating platform because of the trouble or has rocked the condition that appears the landing suddenly, the security of elevating gear during operation has been improved, the phenomenon of vibrations can appear at the in-process that goes up and down to the elevating platform, through setting up fixed block and spout, the bracing piece of deuterogamying, spring and connecting cylinder, make the stability of elevating platform strengthen greatly, mechanical device's practicality has been improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1 base, 2 stands, 3U-shaped frame, 4 elevating platforms, 5 pulleys, 6 through grooves, 7 slings, 8 motors, 9 reels, 10 fourth gears, 11 second gears, 12 second racks, 13 first racks, 14 fixed frames, 15 double-shaft output motors, 16 first gears, 17 first grooves, 18 fixture blocks, 19 electromagnets, 20 third gears, 21 rollers, 22 hydraulic supporting legs, 23 anti-slip pads, 24 supporting rods, 25 springs, 26 connecting cylinders, 27 chutes, 28 fixed blocks, 29 rotating shafts, 30 second grooves and 31 fixed plates.

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 and 2, a lifting device for machining comprises a base 1, a stand column 2 is fixedly installed on the top of the base 1, a motor 8 is fixedly installed on the top of the base 1, an output end of the motor 8 is fixedly connected with a winding drum 9, a through groove 6 is formed on the upper side of the stand column 2, a pulley 5 is rotatably connected inside the through groove 6, a first groove 17 and a second groove 30 are respectively formed on the surface of the stand column 2, a first rack 13 and a second rack 12 are fixedly installed inside the first groove 17 and the second groove 30, a U-shaped frame 3 is arranged between the two stand columns 2, a fixing frame 14 is fixedly connected on the top of the U-shaped frame 3, a sling 7 is fixedly connected on the upper side of the fixing frame 14, the other end of the sling 7 bypasses the pulley 5 to be fixedly connected with the winding drum 9, a fixing plate 31 is fixedly installed on the top of the base 1, the fixing plate 31 is rotatably connected, the spring 25 is fixedly connected inside the connecting cylinder 26, the other end of the spring 25 is fixedly connected with the supporting rod 24, the supporting rod 24 is connected with the connecting cylinder 26 in a sliding manner, vibration of the lifting table 4 caused by working of the lifting device is reduced, the stability of the device is improved, the lifting table 4 is fixedly connected to the top of the supporting rod 24, the double-shaft output motor 15 is fixedly installed at the top of the U-shaped frame 3, the first gear 16 and the second gear 11 are respectively and fixedly connected to two ends of the double-shaft output motor 15, the first gear 16 and the second gear 11 are respectively meshed with the first rack 13 and the second rack 12, the double-shaft output motor 15 drives the first gear 16 and the second gear 11 to move upwards along the first rack 13 and the second rack 12, so that the lifting table 4 is lifted, conversely, when the motor 8 rotates reversely, the double-shaft output motor 15 drives the first gear 16 and the second gear 11 to move downwards along the first rack 13 and the second rack 12, thereby realize that elevating platform 4 descends, the setting of biax output motor 15 has reduced the load of motor 8, make elevating platform 4 along the direction motion of first rack 13 and second rack 12, avoided elevating platform 4 to appear the condition of rocking about ascending or the in-process that descends because of the atress inequality, the time that the while was spent again among the lift process has shortened, work efficiency has been improved the stability of elevating gear again, the bottom of U-shaped frame 3 is rotated and is connected with axis of rotation 29, the both ends of axis of rotation 29 fixedly connected with third gear 20 and fourth gear 10 respectively, and third gear 20 and fourth gear 10 mesh with first rack 13 and second rack 12 respectively.

Referring to fig. 1-3, the outer wall of the lifting platform 4 is fixedly connected with a fixed block 28, the surface of the U-shaped frame 3 is provided with a chute 27, the fixed block 28 is slidably connected with the chute 27, the lifting platform 4 can vibrate during lifting, the stability of the lifting platform 4 is greatly enhanced through the fixed block 28 and the chute 27, the practicability of the mechanical device is improved, the surface of the U-shaped frame 3 is provided with a fixture block 18, the surface of the lifting platform 4 is fixedly connected with an electromagnet 19, the fixture block 18 and the electromagnet 19 are positioned on the same horizontal plane, when the lifting platform 4 is lifted to a working position, the electromagnet 19 is powered off, the fixture block 18 falls down to clamp the third gear 20 and the fourth gear 10 under the influence of self gravity, the device prevents the lifting platform 4 from suddenly falling off due to failure or shaking, and improves the safety of the lifting device during working, the equal fixed mounting in four corners of base 1 bottom has hydraulic support leg 22 and gyro wheel 21, and hydraulic support leg 22's bottom fixedly connected with slipmat 23 for elevating gear's stability reinforcing makes the device have the mobility again simultaneously, has improved the practicality of device.

In summary, the following steps: the lifting device for agricultural machinery processing is characterized in that a motor 8 and a double-shaft output motor 15 are started simultaneously, the motor 8 drives a winding drum 9 to rotate, a sling 7 winds the winding drum 9, the double-shaft output motor 15 drives a first gear 16 and a second gear 11 to move upwards along a first rack 13 and a second rack 12, so that a lifting platform 4 is lifted, conversely, when the motor 8 rotates reversely, the double-shaft output motor 15 drives the first gear 16 and the second gear 11 to move downwards along the first rack 13 and the second rack 12, so that the lifting platform 4 is lifted, the double-shaft output motor 15 and the motor 8 are matched for use, the lifting force of the lifting device is improved, the lifting platform 4 moves along the directions of the first rack 13 and the second rack 12, the condition that the lifting platform 4 shakes left and right due to uneven stress in the lifting or lifting process is avoided, and the time consumed in the lifting process is shortened at the same time, the stability of elevating gear has been strengthened again when having improved work efficiency, the surface of U-shaped frame 3 is provided with fixture block 18, the fixed surface of elevating platform 4 is connected with electro-magnet 19, and fixture block 18 is in on the same horizontal plane with electro-magnet 19, when elevating platform 4 rose the operating position, electro-magnet 19 cuts off the power supply, fixture block 18 fell down owing to receiving self gravity's influence and blocks third gear 20 and fourth gear 10 this moment, the device's setting has avoided elevating platform 4 because of the trouble or has rocked the condition that the landing appears suddenly, the security of elevating gear during operation has been improved.

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. The utility model provides a lifting device for machining, includes base (1), its characterized in that: the top of the base (1) is fixedly provided with stand columns (2), the top of the base (1) is fixedly provided with a motor (8), the output end of the motor (8) is fixedly connected with a winding drum (9), the upside of the two stand columns (2) is provided with a through groove (6), the inside of the through groove (6) is rotatably connected with a pulley (5), the surfaces of the two stand columns (2) are respectively provided with a first groove (17) and a second groove (30), the inside of the first groove (17) and the second groove (30) is fixedly provided with a first rack (13) and a second rack (12), a U-shaped frame (3) is arranged between the two stand columns (2), the top of the U-shaped frame (3) is fixedly connected with a fixing frame (14), the upside of the fixing frame (14) is fixedly connected with a sling (7), and the other end of the sling (7) bypasses the pulley (5) and the winding drum (9), the top fixed mounting of base (1) has fixed plate (31), and fixed plate (31) and reel (9) rotate to be connected.

2. The lifting device for machining according to claim 1, characterized in that: the upside fixedly connected with connecting cylinder (26) of U-shaped frame (3), the inside fixedly connected with spring (25) of connecting cylinder (26), the other end fixedly connected with bracing piece (24) of spring (25), and bracing piece (24) and connecting cylinder (26) sliding connection, the top fixedly connected with elevating platform (4) of bracing piece (24).

3. The lifting device for machining according to claim 1, characterized in that: the top fixed mounting of U-shaped frame (3) has biax output motor (15), the both ends of biax output motor (15) are first gear (16) of fixedly connected with and second gear (11) respectively, and first gear (16) and second gear (11) mesh with first rack (13) and second rack (12) respectively, the bottom of U-shaped frame (3) is rotated and is connected with axis of rotation (29), the both ends of axis of rotation (29) are fixedly connected with third gear (20) and fourth gear (10) respectively, and third gear (20) and fourth gear (10) mesh with first rack (13) and second rack (12) respectively.

4. The lifting device for machining according to claim 2, characterized in that: the outer wall fixedly connected with fixed block (28) of elevating platform (4), spout (27) have been seted up on the surface of U-shaped frame (3), fixed block (28) and spout (27) sliding connection.

5. The lifting device for machining according to claim 2, characterized in that: a clamping block (18) is arranged on the surface of the U-shaped frame (3), an electromagnet (19) is fixedly connected to the surface of the lifting platform (4), and the clamping block (18) and the electromagnet (19) are located on the same horizontal plane.

6. The lifting device for machining according to claim 1, characterized in that: the all fixed mounting in four corners of base (1) bottom has hydraulic pressure supporting leg (22) and gyro wheel (21), the bottom fixedly connected with slipmat (23) of hydraulic pressure supporting leg (22).

Images