Pinch roll device of straightening machine

Abstract

The utility model discloses a straightening machine pinch roll device which comprises a bottom plate, a driving unit is arranged at one end of the middle of the bottom plate, clamping units are arranged on the two sides of the bottom plate, and the driving unit is used for driving the two clamping units to clamp or loosen materials. The clamping unit comprises a fixed shaft and a swing frame, the fixed shaft is vertically fixed to the bottom plate, one end of the swing frame is arranged on the fixed shaft in a sleeving mode, the swing frame rotates around the fixed shaft, a rotating shaft is fixed to the other end of the swing frame, the rotating shaft is sleeved with a driven roller or a driving roller, and the driven roller and the driving roller are matched to clamp materials. According to the pinch roll device of the straightening machine, the driving unit is matched with the clamping unit, so that materials can be guided to accurately enter the straightening machine, the fed materials are prevented from swinging and being transmitted to the straightening machine, the feeding stability when the materials enter the straightening machine is improved, and the straightening effect of the materials is improved.

Description

Technical Field

[0001] The utility model relates to a straightening machine technology, in particular to a pinch roller device of a straightening machine. Background Art

[0002] A straightening machine is a device used to straighten metal profiles, bars, pipes, wires, etc. The straightening machine uses straightening rollers to squeeze the bars to change their straightness.

[0003] In existing straightening machines, the material is usually clamped by a clamp and introduced from the production line or storage position bracket between the straightening rollers of the straightening machine. However, since the material is not straight, it will swing when the material moves, causing the entire straightening machine to vibrate. The feeding stability is poor, which affects the position of the straightening rollers and results in poor material straightening effect. Utility Model Content

[0004] In order to solve the defects of the above-mentioned prior art, the utility model provides a straightening machine pinch roller device, which has good feeding stability and can guide the material into the straightening machine accurately, reduce the material swing amplitude, and improve the material straightening effect.

[0005] In order to achieve the above technical objectives, the utility model adopts the following technical solutions: a straightening machine clamping roller device, comprising a base plate, a driving unit is provided at one end of the middle part of the base plate, and clamping units are provided on both sides of the base plate, and the driving unit is used to drive the two clamping units to clamp or loosen the material; the clamping unit comprises a fixed shaft and a swing frame, the fixed shaft is vertically fixed to the base plate, one end of the swing frame is sleeved on the fixed shaft, the swing frame rotates around the fixed shaft, and a rotating shaft is fixed to the other end of the swing frame, and a passive roller or an active roller is sleeved on the rotating shaft, and the passive roller cooperates with the active roller to clamp the material.

[0006] Preferably, a feed guide sleeve and a discharge guide sleeve are respectively provided on both sides of the bottom plate, and the feed guide sleeve and the discharge guide sleeve are located in the same straight line.

[0007] Preferably, the bottom plate is surrounded by protective covers.

[0008] Preferably, a base frame is fixed below the four sides of the bottom plate.

[0009] Preferably, the driving unit includes a cylinder, a slider, a guide groove and two swing arms, the cylinder is fixed to one side of the base plate, the slider is fixed to the cylinder piston rod, the guide groove is fixed to the base plate and slides with the slider, the top of the slider is hinged to the two swing arms, and the swing arm is hinged to the swing frame.

[0010] Preferably, a motor is provided above the active roller, the motor is fixed to the swing frame, and the motor drives the active roller to rotate.

[0011] In summary, the present invention has achieved the following technical effects:

[0012] The straightening machine pinch roller device of the utility model adopts a driving unit and a clamping unit to guide the material so that the material enters the straightening machine accurately, avoids the material feeding swing from being transmitted to the straightening machine, improves the feeding stability of the material when entering the straightening machine, and thus improves the material straightening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic structural diagram of the pinch roller device of the straightening machine of the present utility model;

[0014] Figure 2 This is a top view of the pinch roller device of the straightening machine of the utility model;

[0015] Figure 3 This is a schematic diagram of the connection structure between the passive roller and the active roller of the pinch roller device of the straightening machine of the present invention;

[0016] Explanation of the reference numerals in the accompanying drawings in the specification: 1. Base frame; 2. Bottom plate; 3. Feed guide sleeve; 4. Discharge guide sleeve; 5. Cylinder; 6. Slider; 7. Guide groove; 8. Fixed shaft; 9. Swing frame; 10. Swing arm; 11. Passive roller; 12. Active roller; 13. Motor; 14. Protective cover. DETAILED DESCRIPTION

[0017] The present invention will be described in further detail below with reference to the accompanying drawings.

[0018] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by patent law.

[0019] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0020] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0021] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium, internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0022] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0023] Example 1:

[0024] like Figure 1-3 As shown, a straightening machine clamping roller device includes a base plate 2, a driving unit is provided at one end of the middle part of the base plate 2, and clamping units are provided on both sides of the base plate 2, and the driving unit is used to drive the two clamping units to clamp or loosen the material; the clamping unit includes a fixed shaft 8 and a swing frame 9, the fixed shaft 8 is vertically fixed to the base plate 2, one end of the swing frame 9 is sleeved on the fixed shaft 8, the swing frame 9 rotates around the fixed shaft 8, and a rotating shaft is fixed to the other end of the swing frame 9, and a passive roller 11 or an active roller 12 is sleeved on the rotating shaft, and the passive roller 11 cooperates with the active roller 12 to clamp the material.

[0025] The straightening machine pinch roller device of this embodiment adopts the cooperation of the driving unit and the clamping unit to guide the material so that the material enters the straightening machine accurately, avoids the material feeding swing from being transmitted to the straightening machine, improves the feeding stability of the material when entering the straightening machine, and thus improves the material straightening effect.

[0026] The base plate 2 is surrounded by a protective cover 14, and a feed guide sleeve 3 and a discharge guide sleeve 4 are respectively provided on both sides of the base plate 2. The feed guide sleeve 3 and the discharge guide sleeve 4 are respectively fixed to the side walls of the protective cover 14, and the feed guide sleeve 3 and the discharge guide sleeve 4 are located in the same straight line; after the material enters the protective cover 14 from the feed guide sleeve 3, it is guided between the passive roller 11 and the active roller 12, and finally extends out from the discharge guide sleeve 4 into the straightening machine.

[0027] A base frame 1 is fixed around and below the bottom plate 2 .

[0028] The driving unit includes a cylinder 5, a slider 6, a guide groove 7 and two swing arms 10. The cylinder 5 is fixed to one side of the base plate 2, the slider 6 is fixed to the piston rod of the cylinder 5, the guide groove 7 is fixed to the base plate 2 and slides with the slider 6, the top of the slider 6 is hinged to the two swing arms 10, and the swing arms 10 are hinged to the swing frame 9.

[0029] A motor 13 is provided above the active roller 12 . The motor 13 is fixed to the swing frame 9 . The motor 13 drives the active roller 12 to rotate.

[0030] Working principle: The material enters the protective cover 14 from the feed guide sleeve 3, the driving unit drives the two clamping units to move closer, the cylinder 5 pulls the slider 6 to move, so that the two swing arms 10 are close, and the two swing frames 9 are pulled closer, so that the passive roller 11 and the active roller 12 clamp the material, and the motor 13 drives the active roller 12 to rotate, applying thrust to the material, so that the material can be guided between the passive roller 11 and the active roller 12 and then smoothly extend from the discharge guide sleeve 4 into the straightening machine.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A pinch roller device for a straightening machine, characterized in that: It includes a bottom plate, a driving unit is provided at one end of the middle portion of the bottom plate, and clamping units are provided on both sides of the bottom plate, and the driving unit is used to drive the two clamping units to clamp or release the material; The clamping unit includes a fixed shaft and a swing frame, the fixed shaft is vertically fixed to the base plate, one end of the swing frame is sleeved on the fixed shaft, the swing frame rotates around the fixed shaft, and a rotating shaft is fixed to the other end of the swing frame, a passive roller or an active roller is sleeved on the rotating shaft, and the passive roller cooperates with the active roller to clamp the material.

2. A pinch roller device for a straightening machine according to claim 1, characterized in that: A feed guide sleeve and a discharge guide sleeve are respectively provided on both sides of the bottom plate, and the feed guide sleeve and the discharge guide sleeve are located in the same straight line.

3. A pinch roller device for a straightening machine according to claim 1, characterized in that: The bottom plate is surrounded by protective covers.

4. A pinch roller device for a straightening machine according to claim 1, characterized in that: A bottom frame is fixed around and below the bottom plate.

5. The pinch roller device for a straightening machine according to claim 1, characterized in that: The driving unit includes a cylinder, a slider, a guide groove and two swing arms. The cylinder is fixed to one side of the base plate, the slider is fixed to the cylinder piston rod, the guide groove is fixed to the base plate and slides with the slider, the top of the slider is hinged to the two swing arms, and the swing arms are hinged to the swing frame.

6. A pinch roller device for a straightening machine according to claim 1, characterized in that: A motor is provided above the active roller, the motor is fixed to the swing frame, and the motor drives the active roller to rotate.

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