Guide device of cold roll forming machine

Abstract

The utility model relates to the technical field of cold roll forming machines, in particular to a guide device of a cold roll forming machine, which comprises a machine body frame, a first roller group and a second roller group are arranged on the machine body frame at intervals, and the guide device is arranged between the first roller group and the second roller group. The guiding device comprises a guiding rod, a first guiding roller set, a second guiding roller set and a driving mechanism, the guiding rod is fixed to the machine body frame, the first guiding roller set and the second guiding roller set are arranged on the guiding rod in a sliding mode, and the first guiding roller set and the second guiding roller set are driven by the driving mechanism to be folded or unfolded. By means of the arrangement, the guiding device used for guiding the workpieces is arranged between the first roller set and the second roller set, the consistency of the advancing directions of the workpieces can be kept, and therefore the problems that in the prior art, in the process of conveying the workpieces from the first roller set to the second roller set, the workpieces are prone to deviating from a preset advancing route; therefore, the cold rolling quality of the workpiece is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold bending forming machine technical field especially direct a kind of guiding device of cold bending forming machine. BACKGROUND

[0002] Cold bending forming machine is through the multiple pass forming roller of sequential configuration, continuously bend metal plate strip such as coil material, strip etc., to make the mechanical of specific cross section profile section plastic processing technology.

[0003] The patent for invention with the publication number CN118371574A discloses a cold bending forming machine, solves the problem that the existing cold bending forming machine is easy to cause the indentation of the coil material surface when shearing the coil material, and comprises a rack and a plurality of press roller mechanisms installed on the inner side of the rack at equal intervals, further comprises a mounting frame arranged at the opening on the right side of the rack, the top of the mounting frame is provided with two hydraulic rods arranged in a symmetrical manner, a cutter is fixedly connected between the two hydraulic rods, a bottom plate is arranged below the cutter, an extension frame is fixedly installed on the top of the bottom plate, and an upper pressing plate is arranged on the top of the bottom plate; a soft pressing mechanism is used to make the upper pressing plate flexibly press the coil material, and the soft pressing mechanism is installed on the inner side of the rack; the device flexibly presses the coil material by the soft pressing mechanism and the upper pressing plate, solves the problem that the indentation of the coil material is caused by the excessive pressure of the upper pressing plate, so as to achieve the effect of smoothly pressing and positioning the coil material; however, the cold bending forming machine still has the deficiency in structure, and when the steel strip is transmitted from the last roller set to the next roller set, it is easy to deviate from the predetermined travel route, thereby affecting the cold rolling quality of the steel strip.

[0004] Therefore, there is still room for improvement in the prior art. UTILITY MODEL CONTENTS

[0005] In order to solve the problems of the prior art, the utility model provides a guiding device of cold bending forming machine, which is provided with a guiding device for guiding the workpiece between the first roller set and the second roller set, so as to maintain the consistency of the travel direction of the workpiece, thereby solving the problem that the workpiece is easy to deviate from the predetermined travel route when being transmitted from the first roller set to the second roller set, thereby affecting the cold rolling quality of the workpiece.

[0006] In order to achieve the above-mentioned purpose, the technical scheme applied by the utility model is as follows:

[0007] A guiding device of cold bending forming machine, which comprises a machine body frame, a first roller set and a second roller set are arranged at intervals on the machine body frame, and a guiding device is arranged between the first roller set and the second roller set; the guiding device comprises a guiding rod, a first guiding roller set, a second guiding roller set and a driving mechanism, the guiding rod is fixed on the machine body frame, the first guiding roller set and the second guiding roller set are slidingly arranged on the guiding rod, and the first guiding roller set and the second guiding roller set are driven to fold or open by the driving mechanism.

[0008] According to the above scheme, the driving mechanism comprises a bidirectional screw, and the first guide roller set and the second guide roller set are respectively threadedly connected with two ends of the bidirectional screw; when the bidirectional screw is rotated, the first guide roller set and the second guide roller set are driven to be relatively closed or opened.

[0009] According to the above scheme, the first guide roller set comprises a first sliding plate, a first 'H' type frame and a first guide roller, the first guide roller is rotatably installed in the first 'H' type frame, the first 'H' type frame is fixedly connected with the first sliding plate, the first sliding plate is slidably arranged on the guide rod, and the first sliding plate is threadedly connected with the first end of the bidirectional screw.

[0010] According to the above scheme, the second guide roller set comprises a second sliding plate, a second 'H' type frame and a second guide roller, the second guide roller is rotatably installed in the second 'H' type frame, the second 'H' type frame is fixedly connected with the second sliding plate, the second sliding plate is slidably arranged on the guide rod, and the second sliding plate is threadedly connected with the second end of the bidirectional screw.

[0011] According to the above scheme, a knob is formed on the bidirectional screw between the first guide roller set and the second guide roller set, a bracket is fixedly arranged on the machine frame, and a limiting mechanism is arranged between the bracket and the knob.

[0012] According to the above scheme, the limiting mechanism comprises an annular groove arranged on the knob and a protruding pin arranged on the bracket, and the protruding pin and the annular groove are correspondingly arranged.

[0013] According to the above scheme, first stroke limiting holes and second stroke limiting holes are formed on the bracket, the upper end of the first sliding plate of the first guide roller set is slidably arranged in the first stroke limiting hole, and the upper end of the second sliding plate of the second guide roller set is slidably arranged in the second stroke limiting hole.

[0014] According to the above scheme, lubricating mechanisms corresponding to the bidirectional screw are arranged on the first sliding plate and the second sliding plate.

[0015] According to the above scheme, cavities are formed on the first sliding plate and the second sliding plate, the cavities are correspondingly arranged with the outer wall of the bidirectional screw through oil injection holes; the lubricating mechanism comprises an annular block, a sliding rod, a stop block, a button, a pressing ring, a spring and an oil storage sponge, the annular block is fixedly arranged on the inner wall of the cavity and divides the cavity into two cavities, the lower surface of the oil storage sponge is fixedly arranged on the upper surface of the annular block, the upper end of the sliding rod is fixedly connected with the button, the lower end of the sliding rod extends into the cavity and is fixedly connected with the stop block after penetrating through the oil storage sponge and the annular block, the stop block is correspondingly arranged with the annular block, the pressing ring is fixedly arranged on the sliding rod, the lower surface of the pressing ring is correspondingly arranged with the upper surface of the oil storage sponge, and the spring is sleeved on the sliding rod and abuts against the upper surface of the pressing ring and the top wall of the cavity.

[0016] According to the scheme, the elastic protective sleeve is fixed between the button and the outer wall of the cavity, and the two ends of the elastic protective sleeve abut against the button and the outer wall of the cavity respectively.

[0017] The utility model discloses beneficial effect:

[0018] The utility model discloses the setting up guiding device for guiding workpiece between first roller group and second roller group, can keep the consistency of workpiece advancing direction, thereby solve the problem of the workpiece from first roller group transmission to second roller group in prior art, easy to deviate the predetermined advancing route, thereby influence workpiece cold-rolled quality problem. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is Figure 1 The guiding device schematic diagram in it;

[0021] Figure 3 It is Figure 1 The A-A position section view in it;

[0022] Figure 4 It is Figure 3 The B position enlarged view in it.

[0023] In the drawing:

[0024] 1, machine body frame; 11, first roller group; 12, second roller group; 2, guiding device; 21, first guiding roller group; 22, second guiding roller group; 3, support; 31, first stroke limit hole; 32, second stroke limit hole; 33, convex pin; 41, first sliding plate; 42, second sliding plate; 51, first " " type frame; 52, second " " type frame; 61, first guiding roller; 62, second guiding roller; 7, bidirectional screw; 8, knob; 81, annular groove; 9, lubricating mechanism; 91, cavity; 92, oil injection hole; 93, annular block; 94, sliding rod; 95, stop block; 96, button; 97, pressure ring; 98, spring; 99, oil storage sponge; 910, elastic protective sleeve; 10, guiding rod. DETAILED DESCRIPTION

[0025] The technical scheme of the utility model will be described below in combination with the drawings and embodiments.

[0026] As Figures 1 to 4The utility model discloses a guiding device of cold bending forming machine, including machine body frame 1, the first roll group 11 and the second roll group 12 are equipped with on the machine body frame 1 interval, and the guiding device 2 is equipped with between the first roll group 11 and the second roll group 12, the guiding device 2 includes guide rod 10, first guide roller group 21, second guide roller group 22 and drive mechanism, and the guide rod 10 is fixed on the machine body frame 1, and first guide roller group 21 and second guide roller group 22 are slidably arranged on the guide rod 10, and first guide roller group 21 and second guide roller group 22 are driven to fold or open through drive mechanism. Set up like this, through the guiding device 2 for guiding workpiece between the first roll group 11 and the second roll group 12, the consistency of workpiece advancing direction can be kept, thereby solve the problem that workpiece is easy to deviate from the predetermined advancing route in the process of being transmitted from the first roll group 11 to the second roll group 12 in the prior art, thereby influence workpiece cold-rolled quality;Wherein the guiding device 2 mainly includes first guide roller group 21 and second guide roller group 22, and first guide roller group 21 and second guide roller group 22 are driven to fold or open through drive mechanism, can realize the adjustment of the interval size between first guide roller group 21 and second guide roller group 22, and then can be applicable to the guiding of workpiece of different sizes, and the use is very convenient.

[0027] Further, the drive mechanism includes a bidirectional screw 7, and the first guide roller group 21 and the second guide roller group 22 are respectively threadedly connected with two ends of the bidirectional screw 7, and when the bidirectional screw 7 is rotated, the first guide roller group 21 and the second guide roller group 22 are driven to be relatively folded or opened. By using the bidirectional screw 7 as the drive mechanism, the cost is low, and the use effect is good. When the bidirectional screw 7 is rotated, the first guide roller group 21 and the second guide roller group 22 are driven to be relatively folded or opened, the interval size between the first guide roller group 21 and the second guide roller group 22 is adjusted, and the operation is very convenient.

[0028] Further, the first guide roller group 21 includes a first sliding plate 41, a first " " type frame 51, and a first guide roller 61, the first guide roller 61 is rotatably installed in the first " " type frame 51, the first " " type frame 51 is fixedly connected with the first sliding plate 41, the first sliding plate 41 is slidably arranged on the guide rod 10, and the first sliding plate 41 is threadedly connected with the first end of the bidirectional screw 7. By rotating the bidirectional screw 7, the bidirectional screw 7 and the first sliding plate 41 are threadedly moved, the first sliding plate 41 is displaced relative to the bidirectional screw 7, and under the limiting action of the guide rod 10, the first sliding plate 41 will not rotate with the bidirectional screw 7, and then the first sliding plate 41 can be driven to slide and displace along the guide rod 10.

[0029] Further, the second guide roller group 22 comprises a second sliding plate 42, a second 'H' type frame 52, and a second guide roller 62 rotatably mounted in the second 'H' type frame 52, the second 'H' type frame 52 is fixedly connected with the second sliding plate 42, the second sliding plate 42 is slidingly arranged on the guide rod 10, and the second sliding plate 42 is threadedly connected with the second end of the bidirectional screw 7. In this way, when the bidirectional screw 7 is rotated, the bidirectional screw 7 is threadedly moved with the second sliding plate 42, the second sliding plate 42 is displaced relative to the bidirectional screw 7, and under the limiting action of the guide rod 10, the second sliding plate 42 will not rotate with the bidirectional screw 7, thereby driving the second sliding plate 42 to slide and displace along the guide rod 10.

[0030] In practical application, the openings of the first 'H' type frame 51 and the second 'H' type frame 52 are oppositely arranged after assembly, so that the first guide roller 61 and the second guide roller 62 are cooperatively arranged, thereby playing a rolling guiding role on the workpiece. Preferably, the first 'H' type frame 51 and the first sliding plate 41 are in an integrated structure; the second 'H' type frame 52 and the second sliding plate 42 are in an integrated structure, that is, the first guide roller 61 can also be said to be rotatably mounted on the first sliding plate 41, and the second guide roller 62 can also be said to be rotatably mounted on the second sliding plate 42.

[0031] Further, the bidirectional screw 7 is formed with a knob 8 between the first guide roller group 21 and the second guide roller group 22, the machine body frame 1 is fixedly provided with a bracket 3, and a limiting mechanism is arranged between the bracket 3 and the knob 8. In this way, the bidirectional screw 7 is conveniently rotated through the knob 8, and rotation is more convenient.

[0032] Further, the limiting mechanism comprises an annular groove 81 arranged on the knob 8 and a protruding pin 33 arranged on the bracket 3, and the protruding pin 33 is correspondingly arranged with the annular groove 81. In this way, the knob 8 is limited through cooperation of the protruding pin 33 and the annular groove 81, so that the knob 8 will not be displaced during rotation and will always rotate at the same position.

[0033] Further, the bracket 3 is formed with a first stroke limiting hole 31 and a second stroke limiting hole 32, the upper end of the first sliding plate 41 of the first guide roller group 21 is slidingly arranged in the first stroke limiting hole 31, and the upper end of the second sliding plate 42 of the second guide roller group 22 is slidingly arranged in the second stroke limiting hole 32. In this way, the first stroke limiting hole 31 and the second stroke limiting hole 32 can limit the stroke of the first sliding plate 41 and the second sliding plate 42 when sliding.

[0034] Further, the first sliding plate 41 and the second sliding plate 42 are both provided with a lubricating mechanism 9 correspondingly arranged with the bidirectional screw 7.

[0035] Further, the first sliding plate 41 and the second sliding plate 42 are both formed with cavities 91, and the cavities 91 are correspondingly arranged with the outer wall of the bidirectional screw rod 7 through oil injection holes 92; the lubricating mechanism 9 comprises an annular block 93, a sliding rod 94, a stop block 95, a button 96, a pressing ring 97, a spring 98 and an oil storage sponge 99, the annular block 93 is fixed on the inner wall of the cavity 91 and separates the cavity 91 into two cavities in upper and lower positions, the lower surface of the oil storage sponge 99 is fixed on the upper surface of the annular block 93, the upper end of the sliding rod 94 is fixedly connected with the button 96, the lower end of the sliding rod 94 extends into the cavity 91 and is fixedly connected with the stop block 95 after penetrating through the oil storage sponge 99 and the annular block 93, the stop block 95 is correspondingly arranged with the annular block 93, the pressing ring 97 is fixed on the sliding rod 94, the lower surface of the pressing ring 97 is correspondingly arranged with the upper surface of the oil storage sponge 99, the spring 98 is sleeved on the sliding rod 94, and the two ends of the spring 98 are respectively abutted against the upper surface of the pressing ring 97 and the top wall of the cavity 91. In this way, in the initial state, the stop block 95 is correspondingly abutted against the annular block 93 under the elastic force of the spring 98, and simultaneously plays a role in plugging the through hole of the annular block 93; when lubrication is needed, the button 96 can be pressed to drive the sliding rod 94 to move downward, the sliding rod 94 drives the pressing ring 97 to move downward, and the oil storage sponge 99 can be squeezed under the cooperation of the pressing ring 97 and the annular block 93, at the same time, the stop block 95 is separated from the annular block 93, the through hole of the annular block 93 is opened, and the lubricating oil in the oil storage sponge 99 can fall into the lower cavity through the through hole of the annular block 93 and then flow to the outer wall of the bidirectional screw rod 7 through the oil injection hole 92, thereby playing a role in lubricating between the sliding plate and the screw rod, and the position of the sliding plate is more smooth when adjusted and is not prone to jamming.

[0036] Further, the button 96 and the outer wall of the cavity 91 are fixedly provided with an elastic protective sleeve 910, and the two ends of the elastic protective sleeve 910 are respectively abutted against the button 96 and the outer wall of the cavity 91. In this way, dust and impurities are prevented from entering the cavity 91.

[0037] In actual application, the elastic protective sleeve 910 can be fixed on the button 96 or the outer wall of the cavity 91, and a sealed cavity is formed between the button 96 and the outer wall of the cavity 91 under the action of the elastic protective sleeve 910.

[0038] The embodiments of the utility model are described in combination with the drawings, but the utility model is not limited to the above-mentioned specific implementation, the above-mentioned specific implementation is only illustrative, and is not restrictive, and the person skilled in the art can make many forms under the inspiration of the utility model without departing from the purpose of the utility model and the scope protected by the claims, and these all belong to the protection scope of the utility model.

Claims

1. A guide device of a cold roll forming machine, comprising a machine frame (1), a first roller set (11) and a second roller set (12) are arranged on the machine frame (1) in a spaced manner, characterized in that: a guide device (2) is arranged between the first roller set (11) and the second roller set (12); the guide device (2) comprises a guide rod (10), a first guide roller set (21), a second guide roller set (22) and a driving mechanism, the guide rod (10) is fixed on the machine frame (1), the first guide roller set (21) and the second guide roller set (22) are slidingly arranged on the guide rod (10), and the first guide roller set (21) and the second guide roller set (22) are driven to be folded or expanded by the driving mechanism. The driving mechanism comprises a bidirectional screw rod (7), the first guide roller set (21) and the second guide roller set (22) are respectively threadedly connected with two ends of the bidirectional screw rod (7), and when the bidirectional screw rod (7) is rotated, the first guide roller set (21) and the second guide roller set (22) are driven to be relatively folded or expanded. The first guide roller set (21) comprises a first sliding plate (41), a first " " type frame (51) and a first guide roller (61), the first guide roller (61) is rotatably installed in the first " " type frame (51), the first " " type frame (51) is fixedly connected with the first sliding plate (41), the first sliding plate (41) is slidingly arranged on the guide rod (10), and the first sliding plate (41) is threadedly connected with the first end of the bidirectional screw rod (7).

2. A guide device for a cold roll forming machine according to claim 1, characterized in that: The second guide roller set (22) comprises a second sliding plate (42), a second " " type frame (52) and a second guide roller (62), the second guide roller (62) is rotatably installed in the second " " type frame (52), the second " " type frame (52) is fixedly connected with the second sliding plate (42), the second sliding plate (42) is slidingly arranged on the guide rod (10), and the second sliding plate (42) is threadedly connected with the second end of the bidirectional screw rod (7).

3. A guide for a cold roll forming machine according to claim 2, wherein: A knob (8) is formed on the bidirectional screw rod (7) between the first guide roller set (21) and the second guide roller set (22), a bracket (3) is fixed on the machine frame (1), and a limiting mechanism is arranged between the bracket (3) and the knob (8).

4. A guide device for a cold roll forming machine according to claim 2, characterized in that: The limiting mechanism comprises an annular groove (81) arranged on the knob (8) and a protruding pin (33) arranged on the bracket (3), and the protruding pin (33) and the annular groove (81) are correspondingly arranged.

5. A guide for a cold roll forming machine as defined in claim 2, wherein: First stroke limiting holes (31) and second stroke limiting holes (32) are formed on the bracket (3), the upper end of the first sliding plate (41) of the first guide roller set (21) is slidingly located in the first stroke limiting hole (31), and the upper end of the second sliding plate (42) of the second guide roller set (22) is slidingly located in the second stroke limiting hole (32).

6. A guide for a cold roll forming machine according to claim 5, wherein: The first sliding plate (41) and the second sliding plate (42) are both provided with a lubricating mechanism (9) corresponding to the bidirectional screw rod (7).

7. A guide for a cold roll forming machine as defined in claim 5, wherein: ​ 8. A guide for a cold roll forming machine according to claim 7, wherein: ​ 9. A guide for a cold roll forming machine according to claim 8, wherein: The first slide plate (41) and the second slide plate (42) are both formed with cavities (91), the cavities (91) are correspondingly arranged with the outer wall of the bidirectional screw rod (7) through oil injection holes (92); the lubricating mechanism (9) comprises an annular block (93), a slide rod (94), a stop block (95), a button (96), a pressing ring (97), a spring (98) and an oil storage sponge (99), the annular block (93) is fixed on the inner wall of the cavity (91) and separates the cavity (91) into two cavities, the lower surface of the oil storage sponge (99) is fixed on the upper surface of the annular block (93), the upper end of the slide rod (94) is fixedly connected with the button (96), the lower end of the slide rod (94) extends into the cavity (91) and is fixedly connected with the stop block (95) after penetrating through the oil storage sponge (99) and the annular block (93), the stop block (95) is correspondingly arranged with the annular block (93), the pressing ring (97) is fixed on the slide rod (94), the lower surface of the pressing ring (97) is correspondingly arranged with the upper surface of the oil storage sponge (99), the spring (98) is sleeved on the slide rod (94), and the two ends of the spring (98) are respectively abutted against the upper surface of the pressing ring (97) and the top wall of the cavity (91).

10. A guide for a cold roll forming machine according to claim 9, wherein: The button (96) and the outer wall of the cavity (91) are fixed with elastic protective sleeves (910), and the two ends of the elastic protective sleeves (910) are respectively abutted against the button (96) and the outer wall of the cavity (91).

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