CN202701036U

CN202701036U - Hydraulic precision leveling machine

Info

Publication number: CN202701036U
Application number: CN 201220266496
Authority: CN
Inventors: 周锋
Original assignee: CHANGZHOU ZHONGAN MACHINERY MANUFACTURING Co Ltd
Current assignee: CHANGZHOU ZHONGAN MACHINERY MANUFACTURING Co Ltd
Priority date: 2012-06-07
Filing date: 2012-06-07
Publication date: 2013-01-30
Anticipated expiration: 2022-06-07

Abstract

The utility model discloses a hydraulic precision leveling machine, comprising an upper roller group, a lower roller group, a bearing beam, an engine base and four vertical columns, wherein the upper roller group and the lower roller group are respectively fixed with a power speed-reducing device; the bearing beam is composed of an upper beam and a lower beam fixed on the engine base; the upper roller group is fixedly connected with the upper beam; the lower roller group is fixedly connected with the lower beam; the four vertical columns are respectively fixedly sleeved on the four corners of the lower beam; the upper beam is slidably sleeved on the four vertical columns; the upper roller group and the lower roller group respectively comprises a plurality of abreast-arranged leveling rollers, wall slabs, a plurality of support brackets, a plurality of fixed shafts supported on the support brackets, a plurality of support wheels rotatbly sleeved on the corresponding fixed shafts; and the leveling rollers are rotatably supported on the wall slabs at two sides. The hydraulic precision leveling machine disclosed by the utility model has the characteristics of high leveling precision, simple structure, low manufacture cost and capability of meeting leveling requirements of plates with different thicknesses.

Description

The fluid pressure type precision leveling machine

Technical field

The utility model relates to a kind of fluid pressure type precision leveling machine, belongs to mechanical equipment technical field.

Background technology

At present, precision leveling machine great majority under the prior art are that upper beam is motionless, and underbeam carries out lifting by an oil cylinder, a kind of level(l)ing machine is disclosed such as Chinese patent CN201644559U, upper beam is fixed on the column, underbeam is sleeved on the column slidably, be provided with an oil cylinder between underbeam and the support, thereby the lifting that utilizes the piston rod of oil cylinder reaches moving up and down of underbeam, the shortcoming of such level(l)ing machine is: the oil cylinder time uses when long, weak phenomenon can appear in oil cylinder, is difficult to bear underbeam, underbeam is moved up and down become very difficult, and when level(l)ing machine is worked, because oil cylinder will bear the own wt of underbeam, pressurization can be inhomogeneous to the power of underbeam, affects level(l)ing machine to the leveling effect of plate; Such level(l)ing machine can't keep putting the beams in place and the gap of underbeam, can not satisfy the requirement of the different-thickness of sheet material; Such level(l)ing machine is the leveling roller phenomenon that also can occur bending and deformation in the course of the work, and is also undesirable to the leveling effect of sheet material, also increased its maintenance cost.

Summary of the invention

The purpose of this utility model is the defective that overcomes prior art, provides a kind of leveling precision high, simple in structure, low cost of manufacture and can satisfy the fluid pressure type precision leveling machine that the leveling of the sheet material of different-thickness requires.

The technical scheme that realizes the utility model purpose is: a kind of fluid pressure type precision leveling machine, comprise the top roll group, the lower roll group, carrier bar, support and four root posts, described top roll group and lower roll group are fixed with respectively the dynamic retarding device, described carrier bar is comprised of the underbeam of putting the beams in place and be fixed on the support, the top roll group is fixedly connected with upper beam, the lower roll group is fixedly connected with underbeam, four root posts are solidly set on respectively on four jiaos of underbeam, put the beams in place and be sleeved on slidably on four root posts, described top roll group and lower roll group include a plurality of leveling rollers placed side by side, wallboard, some Support brackets and be bearing in a plurality of fixed axis on the Support bracket and rotatably be sleeved on some support roller stations on the corresponding fixed axis, the leveling roller can be rotated to support on the wallboard of both sides, each leveling roller also is bearing on two row's support roller stations, two row support roller stations be along the leveling roll shaft to staggered structure, the leveling roller of described top roll group and the leveling roller of lower roll group are isosceles triangle and arrange, the top of described column is equipped with oil cylinder, the movable part of oil cylinder is fixedly connected with upper beam, some output shafts of dynamic retarding device are fixedly connected with corresponding leveling roller respectively by adapter sleeve, put the beams in place and underbeam between column on be set with the threaded adjusting pair.

Further, be respectively installed with on the column of described upper beam both sides making and put the beams in place and column has relative swing ball ring is secondary freely, the column at the ball ring of upper beam downside between the secondary and threaded adjusting pair is set with ball ring pair bracing or strutting arrangement.

Further, described ball ring pair is comprised of the protruding pad of sphere and the recessed pad of sphere, and the protruding pad of sphere and the recessed pad of sphere are sleeved on respectively on the column with a gap, and the recessed pad of sphere is inlaid on the protruding pad of sphere.

Further, the secondary bracing or strutting arrangement of described ball ring comprises support set, and the top of described support set and ball ring parafacies are conflicted, and support set is fixedly connected with upper beam.

Further, described threaded adjusting pair is comprised of adjusting nut and the double-screw bolt that is solidly set on the column, and adjusting nut and double-screw bolt are threaded connection.

Further, described oil cylinder is by flange, the oil cylinder upper piston, oil cylinder lower piston and cylinder shell form, described flange is solidly set on the top of column, oil cylinder upper piston and oil cylinder lower piston are sleeved on the flange, has bulge loop on the outer wall of flange, form upper oil cavitie between oil cylinder upper piston and the bulge loop, form lower oil cavitie between oil cylinder lower piston and the bulge loop, the oil cylinder upper piston is fixedly connected with cylinder shell respectively with the oil cylinder lower piston, have two hydraulic fluid ports on the cylinder shell, a hydraulic fluid port is connected with upper oil cavitie, and another hydraulic fluid port is connected with lower oil cavitie, and cylinder shell is fixedly connected with upper beam by the oil cylinder installing plate.

After having adopted technique scheme, all adopt an oil cylinder on four columns of the present utility model, utilize the lifting of the movable part of four oil cylinders to make and move up and down, and when level(l)ing machine is worked, oil cylinder does not need to bear the weight of upper beam self, so that pressure is powerful and more stable; Being arranged so that of ball ring pair put the beams in place with column between the free degree of relative swing is arranged to the leveling better effects if of sheet material, the secondary bracing or strutting arrangement of ball ring plays a supportive role to the ball ring pair at the upper beam downside; The setting of threaded adjusting pair, so that the weight of putting the beams in place can be born on the threaded adjusting pair, kept the gap between upper beam and the underbeam, further strengthened the leveling effect to sheet material, and can by regulate the threaded adjusting pair adjust put the beams in place and underbeam between the gap, satisfied the requirement of leveling of the sheet material of different-thickness; Since the supporting each leveling roller two row support roller stations be along the leveling roll shaft to staggered structure, the leveling roller is when rotary work, so that the reaction force of the supporting support roller that the leveling roller is subject to is more even, so that the leveling roller also is difficult for occuring bending and deformation after working long hours, avoid the trouble of maintenance, reduced the manufacturing cost of level(l)ing machine.

Description of drawings

Fig. 1 is the structural representation of fluid pressure type precision leveling machine of the present utility model;

Fig. 2 is the C-C cutaway view of Fig. 1;

Fig. 3 is the structural representation of the top roll group of fluid pressure type precision leveling machine of the present utility model;

Fig. 4 is the top view of Fig. 3;

Fig. 5 is the A-A cutaway view of Fig. 3;

Fig. 6 is the B-B cutaway view of Fig. 4.

The specific embodiment

Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model according to specific embodiment also by reference to the accompanying drawings

Shown in Fig. 1 ~ 6, a kind of fluid pressure type precision leveling machine, comprise the top roll group, the lower roll group, carrier bar, support 1 and four root posts 2, top roll group and lower roll group are fixed with respectively dynamic retarding device 24, carrier bar is comprised of upper beam 3 and the underbeam 4 that is fixed on the support 1, the top roll group is fixedly connected with upper beam 3, the lower roll group is fixedly connected with underbeam 4, four root posts 2 are solidly set on respectively on four jiaos of underbeam 4, put the beams in place and 3 to be sleeved on slidably on four root posts 2 by sliding sleeve 5, top roll group and lower roll group include a plurality of leveling rollers 6 placed side by side, wallboard 7, some Support brackets 8 and be bearing in a plurality of fixed axis 9 on the Support bracket 8 and rotatably be sleeved on some support roller stations 10 on the corresponding fixed axis 9, leveling roller 6 can be rotated to support on the wallboard 7 of both sides by bearing, each leveling roller 6 also is bearing on two row's support roller stations 10, two row's support roller stations 10 are along the axial staggered structure of leveling roller 6, the leveling roller 6 of top roll group and the leveling roller 6 of lower roll group are isosceles triangle and arrange, the top of column 2 is equipped with oil cylinder 11, the movable part of oil cylinder 11 is fixedly connected with upper beam 3, some output shafts 12 of dynamic retarding device 23 are fixedly connected with corresponding leveling roller 6 respectively by adapter sleeve 13, put the beams in place 3 and underbeam 4 between column 2 on be set with the threaded adjusting pair.

As shown in Figure 2, be respectively installed with on the column 2 of 3 both sides of putting the beams in place make put the beams in place 3 and column 2 relative swing is arranged ball ring is secondary freely, the ball ring of 3 downsides of putting the beams in place secondary with the threaded adjusting pair between column 2 be set with ball ring pair bracing or strutting arrangement.The ball ring pair is comprised of the protruding pad 14 of sphere and the recessed pad 15 of sphere, and the protruding pad 14 of sphere and the recessed pad 15 of sphere are sleeved on respectively on the column 2 with a gap, and the recessed pad 15 of sphere is inlaid on the protruding pad 14 of sphere.The secondary bracing or strutting arrangement of ball ring comprises support set 16, and the top of support set 16 and ball ring parafacies are conflicted, and support set 16 is fixedly connected with upper beam 3.The threaded adjusting pair is comprised of adjusting nut 17 and the double-screw bolt 18 that is solidly set on the column 2, and adjusting nut 17 is threaded connection with double-screw bolt 18.

Operation principle of the present utility model is as follows:

Adopt respectively an oil cylinder 11 on four columns 2 of the present utility model, utilize the lifting of the movable part of four oil cylinders 11 that upper beam 3 is moved up and down, and when level(l)ing machine was worked, oil cylinder 11 did not need to bear 3 self the weight of putting the beams in place, so that pressure is powerful and more stable; Being arranged so that of ball ring pair put the beams in place 3 with column 2 between the free degree of relative swing is arranged to the leveling better effects if of sheet material, the secondary bracing or strutting arrangement of ball ring plays a supportive role to the ball ring pair at 3 downsides of putting the beams in place; The setting of threaded adjusting pair, 3 weight can be born on the threaded adjusting pair so that put the beams in place, kept putting the beams in place 3 and underbeam 4 between the gap, further strengthened the leveling effect to sheet material, and can by regulate the threaded adjusting pair adjust put the beams in place 3 and underbeam 4 between the gap, satisfied the requirement of leveling of the sheet material of different-thickness; Because two row's support roller stations 10 of each leveling roller 6 of supporting are along the axial staggered structure of leveling roller 6, leveling roller 6 is when rotary work, so that the reaction force of the supporting support roller 10 that leveling roller 6 is subject to is more even, so that leveling roller 6 also is difficult for occuring bending and deformation after working long hours, avoid the trouble of maintenance, reduced the manufacturing cost of level(l)ing machine.

Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. fluid pressure type precision leveling machine, comprise the top roll group, the lower roll group, carrier bar, support (1) and four root posts (2), described top roll group and lower roll group are fixed with respectively dynamic retarding device (24), described carrier bar is comprised of the underbeam (4) of putting the beams in place (3) and be fixed on the support (1), the top roll group is fixedly connected with upper beam (3), the lower roll group is fixedly connected with underbeam (4), four root posts (2) are solidly set on respectively on four jiaos of underbeam (4), upper beam (3) is sleeved on four root posts (2) slidably, it is characterized in that: described top roll group and lower roll group include a plurality of leveling rollers (6) placed side by side, wallboard (7), some Support brackets (8) and be bearing in a plurality of fixed axis (9) on the Support bracket (8) and rotatably be sleeved on some support roller stations (10) on the corresponding fixed axis (9), leveling roller (6) can be rotated to support on the wallboard (7) of both sides, each leveling roller (6) also is bearing on two row's support roller stations (10), two row's support roller stations (10) are along the axial staggered structure of leveling roller (6), the leveling roller (6) of described top roll group and the leveling roller (6) of lower roll group are isosceles triangle and arrange, the top of described column (2) is equipped with oil cylinder (11), the movable part of oil cylinder (11) is fixedly connected with upper beam (3), some output shafts (12) of dynamic retarding device (23) are fixedly connected with corresponding leveling roller (6) respectively by adapter sleeve (13), put the beams in place (3) and underbeam (4) between column (2) on be set with the threaded adjusting pair.

2. fluid pressure type precision leveling machine according to claim 1, it is characterized in that: be respectively installed with on the column (2) of described upper beam (3) both sides make upper beam (3) and column (2) that relative swing be arranged ball ring is secondary freely, the ball ring of (3) downside of putting the beams in place secondary with the threaded adjusting pair between column (2) be set with ball ring pair bracing or strutting arrangement.

3. fluid pressure type precision leveling machine according to claim 2, it is characterized in that: described ball ring pair is comprised of the protruding pad of sphere (14) and the recessed pad of sphere (15), the protruding pad of sphere (14) and the recessed pad of sphere (15) are sleeved on respectively on the column (2) with a gap, and the recessed pad of sphere (15) is inlaid on the protruding pad of sphere (14).

4. fluid pressure type precision leveling machine according to claim 2, it is characterized in that: the secondary bracing or strutting arrangement of described ball ring comprises support set (16), the top of described support set (16) and ball ring parafacies are conflicted, and support set (16) is fixedly connected with put the beams in place (3).

5. fluid pressure type precision leveling machine according to claim 1 is characterized in that: described threaded adjusting pair is comprised of adjusting nut (17) and the double-screw bolt (18) that is solidly set on the column (2), and adjusting nut (17) is threaded connection with double-screw bolt (18).

6. fluid pressure type precision leveling machine according to claim 1, it is characterized in that: described oil cylinder (11) is by flange (19), oil cylinder upper piston (20), oil cylinder lower piston (21) and cylinder shell (22) form, described flange (19) is solidly set on the top of column (2), oil cylinder upper piston (20) and oil cylinder lower piston (21) are sleeved on the flange (19), has bulge loop (19-1) on the outer wall of flange (19), form upper oil cavitie between oil cylinder upper piston (20) and the bulge loop (19-1), form lower oil cavitie between oil cylinder lower piston (20) and the bulge loop (19-1), oil cylinder upper piston (20) is fixedly connected with cylinder shell (22) respectively with oil cylinder lower piston (20), have two hydraulic fluid ports (22-1) on the cylinder shell (22), a hydraulic fluid port (22-1) is connected with upper oil cavitie, another hydraulic fluid port (22-1) is connected with lower oil cavitie, and cylinder shell (22) is fixedly connected with put the beams in place (3) by oil cylinder installing plate (23).