CN101804428A

CN101804428A - Levelling machine

Info

Publication number: CN101804428A
Application number: CN 201010157596
Authority: CN
Inventors: 周锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-28
Filing date: 2010-04-28
Publication date: 2010-08-18

Abstract

The invention discloses a levelling machine, which comprises a roll set, bearing beams and four guide posts, wherein the roll set consists of an upper roll set and a lower roll set; both the upper roll set and the lower roll set consist of a plurality of working rolls arranged side by side and bearing supporting wheels mutually contacted with the working rolls; the working rolls in the upper roll set and the lower roll set are arranged in a delta shape; two ends of the working rolls are fixed in holes of the corresponding side wall through bearings; two ends of the bearing supporting wheels are borne in the holes of an adjacent wall combined plate through bearings; the bearing beams consist of an upper bearing beam, a middle bearing beam and a lower bearing beam; the upper roll set is fixedly connected with the upper bearing beam; the lower roll set is fixedly connected with the middle bearing beam; the lower bearing beam is arranged on a machine seat; and the four guide posts pass through shaft sleeves in the holes at four corners of the middle bearing beam respectively. The levelling machine can effectively level the defect of a metal plate to achieve high-precision levelling effect, meanwhile has a simpler structure and low using cost of equipment, and can be widely applied and used.

Description

Level(l)ing machine

Technical field

The present invention relates to a kind of level(l)ing machine.

Background technology

The defective that sheet metal produces in rolling, cutting, heat treatment, cooling and transportation is common wave, distortion, camber or part ' bulge ' etc.Because the development of technology, sheet metal, part also increase substantially in qualitative requirement, therefore need handle the sheet metal that has defective.To under the prerequisite of not removing material, make plate body meet the requirements of flatness, initial is beaten the mode leveling by handicraft, but this manual mode is to not really desirable than large tracts of land and thicker sheet material leveling effect, and production efficiency is low, is not suitable for the requirement of current social high speed development.Along with Machining Technology improves constantly, mechanical multi roll level(l)ing machine and the external accurate level(l)ing machine of modernized fluid pressure type have appearred.The domestic too low and complex structure of level(l)ing machine leveling precision does not satisfy requirement of client at present; Though external level(l)ing machine leveling precision height, the price of its equipment is also very high, is extensive use of comparatively difficulty at home.

Summary of the invention

The objective of the invention is to overcome the deficiencies in the prior art, the level(l)ing machine that a kind of leveling precision height, structure are simple, cost is low is provided.

The technical scheme that realizes above-mentioned purpose is: a kind of level(l)ing machine, comprise roller group, carrier bar and four guide pillars, described roller group is made up of top roll group and lower roll group two parts, top roll group and lower roll group are formed by a plurality of working rolls placed side by side and with the carrying support roller that working roll contacts with each other, working roll in working roll in the top roll group and the lower roll group is isosceles triangle and arranges, in the hole of the side wall of correspondence, the two ends of carrying support roller are bearing in the hole of adjacent wall group plate by bearing by bearing fixing at the two ends of working roll; Described carrier bar is by last carrier bar, middle carrier bar and following carrier bar are formed, the top roll group is fixedlyed connected with last carrier bar, the lower roll group is fixedlyed connected with middle carrier bar, following carrier bar is installed on the support, axle sleeve during four guide pillars pass respectively in the hole of four jiaos of carrier bars, the hole of carrier bar and four jiaos of following carrier bars is passed at the two ends of guide pillar respectively and fixedly connected with last carrier bar in the upper end of guide pillar, fixedly connected with following carrier bar in the lower end of guide pillar simultaneously, between middle carrier bar and following carrier bar, be provided with oil cylinder, the piston rod of oil cylinder props up middle carrier bar, be installed with gear-box in roller group one side, the opposite side of gear-box is fixedlyed connected with the output of reducing motor.

Further, described gear-box is made up of upper gear box and lower tooth roller box, and upper gear box is installed in a side of top roll group, the lower tooth roller box be installed in a side of lower roll group and lower tooth roller box be in upper gear box under.

Further, be on the guide pillar between carrier bar and the middle carrier bar and be set with the threaded adjusting pair, axle sleeve in the hole of four jiaos of middle carrier bars adapts to cover for the central sill angle, on the guide pillar between the upper end that the lower end and the adaptation of central sill angle of threaded adjusting pair are overlapped, be set with the pad angle and adapt to pair, adapt to the lower end of overlapping in the central sill angle retaining pad is installed.

After adopting technique scheme, when the sheet metal that needs leveling is sent between the working roll that the isosceles triangle in top roll group and the lower roll group arranges, the oil cylinder that is provided with between middle carrier bar and following carrier bar is exerted pressure to top roll group, lower roll group as the pressure source of top roll group, lower roll group, and the carrying support roller that contacts with each other with working roll is mainly used to disperse the weight power from working roll.Under pressure, the working roll that isosceles triangle is arranged makes sheet metal do the distortion of trace, and sheet metal is between elastic limit of materials and the yield point.Thereby sheet metal reaches the purpose that disappears and should flatten under the roll extrusion repeatedly of level(l)ing machine.

The threaded adjusting pair is used for regulating the import and export gap of the working roll of upper and lower roll group, and the central sill angle adapts to the adjusting that cover is used for the trace variation of carrier bar and horizontal plane angle.

The present invention effectively defective of leveling sheet metal reaches high-precision leveling effect, and its structure is simpler in addition, and device fabrication is with low cost, equipment can be accessed widely promote the use of.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is that the A of Fig. 1 is to structural representation;

Fig. 3 is that the B of Fig. 1 is to structural representation.

The specific embodiment

The present invention is further detailed explanation below in conjunction with drawings and Examples.

Shown in Fig. 1～3, a kind of level(l)ing machine, comprise the roller group, carrier bar and four guide pillars 3, described roller group is made up of top roll group 1 and lower roll group 2 two parts, top roll group 1 and lower roll group 2 are formed by a plurality of working rolls 7 placed side by side and with the carrying support roller 19 that working roll 7 contacts with each other, carrying support roller 19 is mainly used in the weight power of dispersion from working roll 7, working roll 7 in the top roll group 1 is isosceles triangle with the working roll 7 in the lower roll group 2 and arranges, in the hole of the side wall 20 of correspondence, the two ends of carrying support roller 19 are bearing in the hole of adjacent wall group plate 18 by bearing by bearing fixing at the two ends of working roll 7; Described carrier bar is by last carrier bar 4, middle carrier bar 5 and following carrier bar 6 are formed, top roll group 1 and last carrier bar 4 are fixedlyed connected by screw, lower roll group 2 and middle carrier bar 5 are fixedlyed connected by screw, following carrier bar 6 is installed on the support 21, axle sleeve and slip therein during four guide pillars 3 pass respectively in the hole of 5 four jiaos of carrier bars, the hole of carrier bar 4 and 6 four jiaos of following carrier bars is passed at the two ends of guide pillar 3 respectively and fixedly connected by round nut 10 with last carrier bar 4 in the upper end of guide pillar 3, fixedly connected by round nut 10 with following carrier bar 6 in the lower end of guide pillar 3 simultaneously, between middle carrier bar 5 and following carrier bar 6, be provided with oil cylinder 8, the piston rod of oil cylinder 8 props up middle carrier bar 5, be installed with gear-box in roller group one side, the opposite side of gear-box is fixedlyed connected with the output of reducing motor 11.

As shown in Figure 1, 2, described gear-box is made up of upper gear box 12 and lower tooth roller box 9, and upper gear box 12 is installed in a side of top roll group 1, lower tooth roller box 9 be installed in a side of lower roll group 2 and lower tooth roller box 9 be in upper gear box 12 under.

As shown in Figure 1, be on the guide pillar 3 between carrier bar 4 and the middle carrier bar 5 and be set with threaded adjusting pair 14, axle sleeve in the hole of 5 four jiaos of middle carrier bars adapts to cover 16 for the central sill angle, adapt in the lower end of threaded adjusting pair 14 and central sill angle and be set with the pad angle on the guide pillar 3 between the upper end of cover 16 and adapt to secondaryly 15, the lower end that adapts to cover 16 in the central sill angle is equipped with retaining pad 17.

Threaded adjusting pair 14 is used for regulating the import and export gap of the working roll 7 of top roll group 1, lower roll group 2, and the central sill angle adapts to the adjusting that the trace of middle carrier bar 5 that cover 16 is used for the leveling process and horizontal plane angle changes.

Operation principle of the present invention is as follows:

When sheet metal needs leveling, use threaded adjusting secondary 14 to regulate the import and export gap of the working roll 7 in top roll group 1, the lower roll group 2 earlier, sheet metal is sent between the working roll 7 of the isosceles triangle arrangement in top roll group 1 and the lower roll group 2 smoothly, and at this moment the oil cylinder 8 that is provided with between middle carrier bar 5 and following carrier bar 6 is exerted pressure to top roll group 1, lower roll group 2 as the pressure source of top roll group 1, lower roll group 2.Under pressure, the working roll 7 that isosceles triangle is arranged makes sheet metal do the distortion of trace, and sheet metal is between elastic limit of materials and the yield point.Thereby sheet metal reaches the purpose that disappears and should flatten under the roll extrusion repeatedly of level(l)ing machine.

Claims

1. level(l)ing machine, comprise the roller group, carrier bar and four guide pillars (3), it is characterized in that: described roller group is made up of top roll group (1) and lower roll group (2) two parts, top roll group (1) and lower roll group (2) are formed by a plurality of working rolls (7) placed side by side and with the carrying support roller (19) that working roll (7) contacts with each other, working roll (7) in working roll (7) in the top roll group (1) and the lower roll group (2) is isosceles triangle and arranges, in the hole of the side wall (20) of correspondence, the two ends of carrying support roller (19) are bearing in the hole of adjacent wall group plate (18) by bearing by bearing fixing at the two ends of working roll (7); Described carrier bar is by last carrier bar (4), middle carrier bar (5) and following carrier bar (6) are formed, top roll group (1) is fixedlyed connected with last carrier bar (4), lower roll group (2) is fixedlyed connected with middle carrier bar (5), following carrier bar (6) is installed on the support (21), four guide pillars (3) pass the axle sleeve in the hole of (5) four jiaos of middle carrier bars respectively, the hole of carrier bar (4) and (6) four jiaos of following carrier bars is passed at the two ends of guide pillar (3) respectively and fixedly connected with last carrier bar (4) in the upper end of guide pillar (3), fixedly connected with following carrier bar (6) in the lower end of guide pillar (3) simultaneously, between middle carrier bar (5) and following carrier bar (6), be provided with oil cylinder (8), the piston rod of oil cylinder (8) props up middle carrier bar (5), be installed with gear-box in roller group one side, the opposite side of gear-box is fixedlyed connected with the output of reducing motor (11).

2. level(l)ing machine according to claim 1, it is characterized in that: described gear-box is made up of upper gear box (12) and lower tooth roller box (9), upper gear box (12) is installed in a side of top roll group (1), lower tooth roller box (9) be installed in a side of lower roll group (2) and lower tooth roller box (9) be in upper gear box (12) under.

3. level(l)ing machine according to claim 1, it is characterized in that: be on the guide pillar (3) between carrier bar (4) and the middle carrier bar (5) and be set with threaded adjusting pair (14), axle sleeve in the hole of (5) four jiaos of middle carrier bars adapts to cover (16) for the central sill angle, on the guide pillar (3) between the upper end that (16) are overlapped in the lower end and the adaptation of central sill angle of threaded adjusting pair (14), be set with the pad angle and adapt to secondary (15), adapt to the lower end of overlapping (16) in the central sill angle retaining pad (17) is installed.