CN209936124U

CN209936124U - Manual lifting mechanism

Info

Publication number: CN209936124U
Application number: CN201920556594.2U
Authority: CN
Inventors: 陶声荣; 李晓刚
Original assignee: Jiangsu Jie Er Intelligent Pneumatic System Co Ltd
Current assignee: Jiangsu Jie Er Intelligent Pneumatic System Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-14
Anticipated expiration: 2029-04-23

Abstract

The utility model belongs to the technical field of elevating system technique and specifically relates to a manual elevating system, the on-line screen storage device comprises a base, the support post, moving platform and hand wheel, the support post passes through bolt fixed mounting on the base, support post one side is provided with moving platform, the opposite side of support post is provided with hand wheel, be provided with screw rod adjustment mechanism in the support post, screw rod adjustment mechanism symmetry is provided with two sets ofly, and screw rod adjustment mechanism installs respectively in the moving platform both sides, moving platform includes the landing slab, erection backing plate and bottom strengthening rib constitute, landing slab and erection backing plate set up perpendicularly, the mounting end of landing slab and erection backing plate is provided with the strengthening rib, carry out manual lift operation to moving platform through two side screw rod adjustment mechanism, in order to guarantee platform; the transmission adjustment is carried out through the gear assembly with a simple structure, and the stability and the reliability are realized; the supporting strength of the supporting upright post is enhanced through the reinforcing plate, and the service efficiency of the lifting mechanism is effectively improved.

Description

Manual lifting mechanism

Technical Field

The utility model belongs to the technical field of elevating system technique and specifically relates to a manual elevating system.

Background

The laser marking machine is mainly divided into a CO2 laser marking machine, a semiconductor laser marking machine, an optical fiber laser marking machine and a YAG laser marking machine, wherein the laser marking machine is mainly applied to occasions requiring more fineness and higher precision. In the laser marking process, often use the elevating platform, the elevating platform that has been used for adjusting the work piece position generally carries out lift adjustment through a set of screw mechanism, but single lead screw is not stable enough, for example, the publication number is CN201325215Y, the grant announcement date is 2009 10 months 14 days, the patent of entitled "a turret elevating platform for laser marking machine" drives the lead screw through the top hand wheel and carries out the regulation of support, but stability is good inadequately, urgently need one kind can carry out the two pole adjustment mechanism that stabilize the regulation to the installing support of placing the work piece.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a manual lifting mechanism, which solves the problem by arranging adjusting screws on two sides of a mounting bracket.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a manual elevating system, includes base, support post, moving platform and hand round, and the support post passes through bolt fixed mounting on the base, and support post one side is provided with moving platform, and the opposite side of support post is provided with hand round, is provided with the screw rod adjustment mechanism who is used for driving moving platform along support post vertical motion in the support post, and screw rod adjustment mechanism symmetry is provided with two sets ofly, and screw rod adjustment mechanism installs respectively in the moving platform both sides.

Further, moving platform includes that landing slab, installation backplate and bottom strengthening rib constitute, and landing slab and installation backplate set up perpendicularly, and the installation end of landing slab and installation backplate is provided with the strengthening rib, and the lateral surface of installation backplate is provided with the connecting piece that is used for with screw rod adjustment mechanism swing joint.

Furthermore, screw rod adjustment mechanism is including setting up the adjusting screw in moving platform both sides and setting up the drive gear subassembly in the adjusting screw bottom, and both sides adjusting screw passes through drive gear subassembly and hand round transmission connection.

Furthermore, the driving gear assembly comprises a straight gear set, a bevel gear set and two transmission shafts, the adjusting screw rod is arranged at one end of the first transmission shaft through the straight gear set, the bevel gear set is arranged at the other end of the first transmission shaft, and the bevel gear set is in transmission connection with the hand-operated wheel through the second transmission shaft.

Furthermore, the straight gear set comprises a first straight gear arranged at the bottom of the adjusting screw and a second straight gear used for being connected with the first straight gears on two sides, the second straight gear is arranged in the middle of the first straight gears on two sides, and the first straight gear and the second straight gear are arranged in the same plane.

Furthermore, the bevel gear group comprises a first bevel gear arranged at one end of the transmission shaft and a second bevel gear arranged at the two ends of the transmission shaft, and the first bevel gear and the second bevel gear are in meshed transmission connection.

Furthermore, the connecting piece is an internal thread sleeve, the internal thread sleeve is fixedly arranged on the side face of the mounting back plate through a bolt, and the internal thread sleeve is matched with the adjusting screw rod.

Furthermore, the mounting end of support post and base is provided with the reinforcing plate, and the reinforcing plate is the right angle set square, and two right-angle sides of reinforcing plate are fixed with the back of support post and the upper surface contact of base respectively.

The utility model has the advantages that the manual lifting operation is carried out on the mobile platform through the double-side screw rod adjusting mechanism, so as to ensure the stability of the platform; the transmission adjustment is carried out through the gear assembly with a simple structure, and the stability and the reliability are realized; the supporting strength of the supporting upright post is enhanced through the reinforcing plate, and the service efficiency of the lifting mechanism is effectively improved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the installation of the mobile platform and the screw rod of the present invention;

FIG. 3 is a schematic view A-A of FIG. 2;

fig. 4 is a schematic structural diagram of the driving gear assembly of the present invention.

In the figure, 1, a base, 2, a supporting upright post, 3, a movable platform, 31, a platform plate and 32, a mounting back plate, 33, reinforcing ribs, 34, a connecting piece, 4, a hand-operated wheel, 5, an adjusting screw rod, 6, a first transmission shaft, 7, a second transmission shaft, 8, a first straight gear, 9, a second straight gear, 10, a first bevel gear, 11, a second bevel gear and 12, and a reinforcing plate are arranged.

Detailed Description

FIG. 1 is a schematic structural diagram of the present invention, a manual lifting mechanism, which comprises a base 1, a supporting column 2, a moving platform 3 and a hand wheel 4, wherein the supporting column 2 is fixedly mounted on the base 1 through bolts, the moving platform 3 is arranged on one side of the supporting column 2, the hand wheel 4 is arranged on the other side of the supporting column 2, screw adjusting mechanisms for driving the moving platform 3 to move vertically along the supporting column 2 are arranged in the supporting column 2, the screw adjusting mechanisms are symmetrically arranged in two groups, the screw adjusting mechanisms are respectively mounted on two sides of the moving platform 3, the moving platform 3 comprises a platform plate 31, a mounting back plate 32 and bottom reinforcing ribs 33, the platform plate 31 and the mounting back plate 32 are vertically arranged, the mounting ends of the platform plate 31 and the mounting back plate 32 are provided with the reinforcing ribs 33, the outer side surface of the mounting back plate 32 is provided with a connecting piece, the mounting end of support column 2 and base 1 is provided with reinforcing plate 12, and reinforcing plate 12 is the right angle set square, and two right-angle sides of reinforcing plate 12 are fixed with the back of support column 2 and the upper surface contact of base 1 respectively. The base 1 is internally provided with a cavity for installing a screw rod adjusting mechanism, the supporting upright post 2 is arranged on the upper surface of the base 1 through a bolt, the side surface of the supporting upright post 2 is provided with a movable platform 3 which can be adjusted in a lifting way, the movable platform 3 is movably connected with an adjusting screw rod in the supporting upright post 2 through an installation back plate 32 and a connecting piece 34 at the back part of the movable platform, the side surface of the supporting upright post 2 is provided with a longitudinal strip-shaped chute for moving the connecting piece 34, the longitudinal strip-shaped chute is arranged in parallel corresponding to the two connecting pieces 34 at the back part of the installation back plate 32, the platform plate 31, the installation back plate 32 and a bottom reinforcing rib 33 are fixed by welding or through bolts, the connecting piece 34 is fixedly arranged at the back part of the installation back plate 32 in a welding way, the connecting piece 34 is sleeved, the structure is simpler, and the operation is convenient.

As shown in fig. 2 ~ 4, the screw adjusting mechanism comprises adjusting screws 5 arranged on two sides of a moving platform 3 and a driving gear assembly arranged at the bottom of the adjusting screws 5, the adjusting screws 5 on two sides are in transmission connection with a hand-operated gear 4 through the driving gear assembly, the driving gear assembly comprises a straight gear set, a bevel gear set and two transmission shafts, the adjusting screws 5 are arranged at one end of a first transmission shaft 6 through the straight gear set, the other end of the first transmission shaft 6 is provided with the bevel gear set, the bevel gear set is in transmission connection with the hand-operated gear 4 through a second transmission shaft 7, the straight gear set comprises a first straight gear 8 arranged at the bottom of the adjusting screws 5 and a second straight gear 9 used for connecting the first straight gear 8 on two sides, the second straight gear 9 is arranged in the middle of the first straight gear 8 on two sides, the first straight gear 8 and the second straight gear 9 are arranged in the same plane, the bevel gear set comprises a first bevel gear 10 arranged at the end of the first transmission shaft and a second bevel gear 11 arranged at the end of the second transmission shaft 7, the first bevel gear 10 is in meshing connection with the second bevel gear 8, the straight gear set as a vertical transmission shaft, the adjusting screw 5, the adjusting screw is arranged on the adjusting shaft, the adjusting screw 5, the hand-operated straight gear, the adjusting mechanism, the hand-operated gear 5 is connected with a vertical adjusting screw, the first straight gear 5, the straight gear 5, the straight gear set is connected with the straight gear, the straight gear set is connected with a straight gear set with a straight gear, the straight gear set up and a straight gear, the straight gear set up, the straight gear set up and a straight gear set up, the straight gear set.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a manual elevating system, includes base (1), support post (2), moving platform (3) and hand round (4), characterized by, support post (2) are through bolt fixed mounting on base (1), and support post (2) one side is provided with moving platform (3), and the opposite side of support post (2) is provided with hand round (4), is provided with in support post (2) to be used for driving moving platform (3) along the screw rod adjustment mechanism of support post (2) vertical motion, and the screw rod adjustment mechanism symmetry is provided with two sets ofly, and the screw rod adjustment mechanism is installed respectively in moving platform (3) both sides.

2. The manual lifting mechanism is characterized in that the moving platform (3) comprises a platform plate (31), a mounting back plate (32) and bottom reinforcing ribs (33), the platform plate (31) and the mounting back plate (32) are vertically arranged, the mounting ends of the platform plate (31) and the mounting back plate (32) are provided with the reinforcing ribs (33), and the outer side surface of the mounting back plate (32) is provided with a connecting piece (34) movably connected with the screw rod adjusting mechanism.

3. The manual lifting mechanism of claim 1, wherein the screw adjusting mechanism comprises adjusting screws (5) arranged on two sides of the moving platform (3) and a driving gear assembly arranged at the bottom of the adjusting screws (5), and the adjusting screws (5) on two sides are in transmission connection with the hand-operated wheel (4) through the driving gear assembly.

4. A manual lifting mechanism according to claim 3, wherein the driving gear assembly comprises a straight gear set, a bevel gear set and two transmission shafts, the adjusting screw (5) is arranged at one end of the first transmission shaft (6) through the straight gear set, the bevel gear set is arranged at the other end of the first transmission shaft (6), and the bevel gear set is in transmission connection with the hand-operated wheel (4) through the second transmission shaft (7).

5. The manual lifting mechanism is characterized in that the spur gear set comprises a first spur gear (8) arranged at the bottom of the adjusting screw rod (5) and a second spur gear (9) used for being connected with the first spur gear (8) on the two sides, the second spur gear (9) is arranged in the middle of the first spur gear (8) on the two sides, and the first spur gear (8) and the second spur gear (9) are arranged in the same plane.

6. A manual lifting mechanism according to claim 4, characterised in that the bevel gear set comprises a first bevel gear (10) arranged at the end of the first transmission shaft (6) and a second bevel gear (11) arranged at the end of the second transmission shaft (7), the first bevel gear (10) and the second bevel gear (11) being in meshing transmission connection.

7. A hand-operated lifting mechanism according to claim 2, characterised in that the coupling member (34) is an internally threaded sleeve fixedly arranged on the side of the mounting back plate (32) by means of bolts, the internally threaded sleeve being adapted to the adjusting screw (5).

8. A manual lifting mechanism according to claim 1, wherein the mounting ends of the supporting upright (2) and the base (1) are provided with reinforcing plates (12), the reinforcing plates (12) are right-angled triangular plates, and two right-angled edges of the reinforcing plates (12) are respectively fixed with the back surface of the supporting upright (2) and the upper surface of the base (1) in a contact manner.