Bar clamping-out device for straightening calender

Abstract

The bar clamping-out device for the straightening calender comprises a clamping-out device body, a transmission assembly is arranged at the upper end of the clamping-out device body and comprises a second gear and a fourth gear, the upper end of the second gear is fixedly connected with a second rotating roller, and the upper end of the fourth gear is fixedly connected with a second rotating roller. And the upper end of the fourth gear is fixedly connected with a first rotating roller. According to the bar clamping-out device for the straightening calender, the air cylinder drives the transmission connecting rod and the U-shaped support to move, the first connecting plate and the second connecting plate can drive the first mounting box and the second mounting box to rotate, and therefore the angle between the first rotating rolling wheel and the second rotating rolling wheel can be conveniently adjusted; and through cooperation of a driving motor and a worm and gear assembly, the first gear can drive the third gear to rotate, and therefore the bars can be conveniently clamped out through the second gear and the fourth gear.

Description

Technical Field

[0001] The utility model relates to the field of bar clamping and extraction, in particular to a bar clamping and extraction device for a straightening and calendering machine. Background Technique

[0002] A straightening and calendering machine is a device used for straightening metal profiles, bars, pipes, wires, etc. Its main function is to extrude bars and the like through straightening rollers, thereby changing their straightness and achieving precise straightening and calendering. In addition, the straightening and calendering machine can also be used to remove defects such as cracks, oxide layers or decarburized layers on the surface of bars, and produce high-precision metal bright bars, pipes, wires to meet the requirements of various precision machining.

[0003] However, after the existing straightening and calendering machine finishes processing the bars, it cannot accurately and quickly clamp out the bars, thus reducing the production efficiency. Secondly, most of the clamping jaws of the existing clamping and extraction devices have fixed sizes and cannot adapt to the clamping and extraction of bars of various sizes, resulting in low applicability. To solve the above problems, we propose a bar clamping and extraction device for a straightening and calendering machine. Summary of the Invention

[0004] The main purpose of the utility model is to provide a bar clamping and extraction device for a straightening and calendering machine, which can effectively solve the problems in the background technique.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A bar clamping and extraction device for a straightening and calendering machine includes a clamping and extraction device main body. A transmission component is arranged at the upper end of the clamping and extraction device main body. The transmission component includes a second gear and a fourth gear. A second rotating roller is fixedly connected to the upper end of the second gear, and a first rotating roller is fixedly connected to the upper end of the fourth gear. An adjusting component is arranged at the front end of the transmission component. The adjusting component includes a cylinder. The cylinder is fixedly connected to the clamping and extraction device main body. A V-shaped placement plate is arranged at the upper end of the cylinder. The V-shaped placement plate is fixedly connected to the clamping and extraction device main body.

[0007] Preferably, the transmission component further includes a first gear and a third gear. The outer side of the first gear is meshed with the second gear and the third gear respectively, and the outer side of the third gear is also meshed with the fourth gear.

[0008] Preferably, a driving motor is fixedly installed at the upper inner side of the clamping and extraction device main body. The output end of the driving motor is connected with a worm and gear assembly. The output end of the worm and gear assembly is fixedly connected to the first gear.

[0009] Preferably, a first mounting box is rotatably connected to the lower end of the first rotating roller. The first mounting box is sleeved outside the third gear and the fourth gear and is rotatably connected to the third gear and the fourth gear. A second mounting box is rotatably connected to the lower end of the second rotating roller. The second mounting box is sleeved outside the first gear and the second gear and is rotatably connected to the first gear and the second gear. Both the first mounting box and the second mounting box are movably connected to the main body of the clamping and extracting device, and the lower ends of the first mounting box and the second mounting box are jointly movably connected to the rear end of the adjusting assembly.

[0010] Preferably, the adjusting assembly includes a first connecting plate and a second connecting plate. The first connecting plate is movably connected to the second mounting box, and the second connecting plate is movably connected to the first mounting box. Chain pin holes are provided at the intersection of the second connecting plate and the first connecting plate.

[0011] Preferably, a U-shaped bracket is clamped outside the intersection of the first connecting plate and the second connecting plate. A mounting seat is provided at the upper end of the U-shaped bracket. Two connecting bolts are threadedly connected to the mounting seat. Threaded holes corresponding to the two connecting bolts are provided at the upper end of the U-shaped bracket, and the connecting bolts are threadedly connected to the U-shaped bracket through the threaded holes.

[0012] Preferably, a chain pin is fixedly connected to the lower end of the mounting seat. A through hole corresponding to the chain pin is provided on the outside of the U-shaped bracket. The chain pin is arranged inside the through hole and the two chain pin holes. The first connecting plate and the second connecting plate are movably connected to the U-shaped bracket through the connecting bolts.

[0013] Preferably, a transmission connecting rod is fixedly connected to the output end of the cylinder, and the rear end of the transmission connecting rod is fixedly connected to the U-shaped bracket.

[0014] Compared with the prior art, the present utility model has the following beneficial effects: For the bar clamping and extracting device for a straightening and calendering machine of the present utility model, by driving the transmission connecting rod and the U-shaped bracket to move through the cylinder, the first connecting plate and the second connecting plate can drive the first mounting box and the second mounting box to rotate, so that the angle between the first rotating roller and the second rotating roller can be conveniently adjusted, and then bars of different sizes can be adapted. Through the cooperation of the driving motor and the worm and worm gear assembly, the first gear can drive the third gear to rotate, so that the second gear and the fourth gear can conveniently clamp and extract the bar, and the use effect is better than the traditional method. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the bar clamping and extracting device for a straightening and calendering machine of the present utility model;

[0016] Figure 2 is a schematic diagram of a partial structure of the bar clamping and extracting device for a straightening and calendering machine of the present utility model;

[0017] Figure 3 This is a partially exploded structural schematic diagram of a bar clamping and extracting device for a straightening and calendering machine of the present utility model;

[0018] Figure 4 This is an enlarged structural schematic diagram of part A of a bar clamping and extracting device for a straightening and calendering machine of the present utility model.

[0019] In the figure: 1. Main body of the clamping and extracting device; 3. Driving motor; 4. Transmission component; 41. First gear; 42. Second gear; 43. Third gear; 44. Fourth gear; 5. First rotating roller; 6. Second rotating roller; 7. V-shaped placement plate; 8. Adjusting component; 81. Cylinder; 82. Transmission connecting rod; 83. U-shaped bracket; 84. First connecting plate; 85. Second connecting plate; 86. Mounting seat; 87. Connecting bolt; 88. Threaded hole; 89. Chain pin; 810. Through hole; 811. Chain pin hole; 9. Worm and worm gear component; 10. First installation box; 11. Second installation box. Specific embodiments

[0020] In order to make the technical means, creative features, achieved purposes and effects of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0021] As Figures 1-4 shown, a bar clamping and extracting device for a straightening and calendering machine includes a main body 1 of the clamping and extracting device. A transmission component 4 is arranged at the upper end of the main body 1 of the clamping and extracting device. The transmission component 4 includes a second gear 42 and a fourth gear 44. A second rotating roller 6 is fixedly connected to the upper end of the second gear 42. A first rotating roller 5 is fixedly connected to the upper end of the fourth gear 44. An adjusting component 8 is arranged at the front end of the transmission component 4. The adjusting component 8 includes a cylinder 81. The cylinder 81 is fixedly connected to the main body 1 of the clamping and extracting device. A V-shaped placement plate 7 is arranged at the upper end of the cylinder 81. The V-shaped placement plate 7 is fixedly connected to the main body 1 of the clamping and extracting device.

[0022] In this embodiment, the transmission component 4 further includes a first gear 41 and a third gear 43. The outer side of the first gear 41 is meshed with the second gear 42 and the third gear 43 respectively. The outer side of the third gear 43 is also meshed with the fourth gear 44.

[0023] In this embodiment, a driving motor 3 is fixedly installed at the upper inner side of the main body 1 of the clamping and extracting device. The output end of the driving motor 3 is connected with a worm and worm gear component 9. The output end of the worm and worm gear component 9 is fixedly connected with the first gear 41.

[0024] Specifically, by driving the first gear 41 through the turbine worm assembly 9, the forward rotation of the second gear 42 and the reverse rotation of the third gear 43 can be conveniently achieved, thereby realizing the forward rotation of the fourth gear 44, and then the bar can be easily clamped out.

[0025] In this embodiment, the lower end of the first rotating roller 5 is rotatably connected to a first mounting box 10. The first mounting box 10 is sleeved outside the third gear 43 and the fourth gear 44 and is rotatably connected to the third gear 43 and the fourth gear 44. The lower end of the second rotating roller 6 is rotatably connected to a second mounting box 11. The second mounting box 11 is sleeved outside the first gear 41 and the second gear 42 and is rotatably connected to the first gear 41 and the second gear 42. Both the first mounting box 10 and the second mounting box 11 are movably connected to the clamping device main body 1, and the lower ends of the first mounting box 10 and the second mounting box 11 are jointly movably connected to the rear end of the adjusting assembly 8.

[0026] Specifically, by movably connecting both the first mounting box 10 and the second mounting box 11 to the clamping device main body 1, the angle between the first mounting box 10 and the second mounting box 11 can be conveniently changed.

[0027] In this embodiment, the adjusting assembly 8 includes a first connecting plate 84 and a second connecting plate 85. The first connecting plate 84 is movably connected to the second mounting box 11, and the second connecting plate 85 is movably connected to the first mounting box 10. Chain pin holes 811 are provided at the intersection of the second connecting plate 85 and the first connecting plate 84.

[0028] In this embodiment, a U-shaped bracket 83 is clamped outside the intersection of the first connecting plate 84 and the second connecting plate 85. An installation seat 86 is provided at the upper end of the U-shaped bracket 83. Two connecting bolts 87 are threadedly connected to the installation seat 86. Threaded holes 88 corresponding to the two connecting bolts 87 are provided at the upper end of the U-shaped bracket 83, and the connecting bolts 87 are threadedly connected to the U-shaped bracket 83 through the threaded holes 88.

[0029] Specifically, by the connecting bolts 87 and the threaded holes 88 on the U-shaped bracket 83, the installation seat 86 can be conveniently fixed to the upper end of the U-shaped bracket 83.

[0030] In this embodiment, a chain pin 89 is fixedly connected to the lower end of the installation seat 86. A through hole 810 corresponding to the chain pin 89 is provided on the outside of the U-shaped bracket 83. The chain pin 89 is arranged inside the through hole 810 and the two chain pin holes 811. The first connecting plate 84 and the second connecting plate 85 are movably connected to the U-shaped bracket 83 through the connecting bolts 87.

[0031] In this embodiment, the output end of the air cylinder 81 is fixedly connected to a transmission connecting rod 82, and the rear end of the transmission connecting rod 82 is fixedly connected to the U-shaped bracket 83.

[0032] Specifically, a transmission connecting rod 82 is fixedly connected to the output end of the cylinder 81. The movement of the transmission connecting rod 82 can conveniently enable the U-shaped bracket 83 to drive the first connecting plate 84 and the second connecting plate 85 to rotate. At this time, the rotation of the first connecting plate 84 and the second connecting plate 85 can conveniently adjust the angle between the first mounting box 10 and the second mounting box 11, so as to drive the first rotating roller 5 and the second rotating roller 6 to adapt to bars of different sizes.

[0033] It should be noted that the present utility model is a bar clamping and extracting device for a straightening and calendering machine. The user installs this device on the straightening and calendering machine. At this time, the cylinder 81 is started, and the output end of the cylinder 81 drives the transmission connecting rod 82 to move. The movement of the transmission connecting rod 82 can conveniently enable the U-shaped bracket 83 to drive the first connecting plate 84 and the second connecting plate 85 to rotate. At this time, the rotation of the first connecting plate 84 and the second connecting plate 85 can conveniently adjust the angle between the first mounting box 10 and the second mounting box 11, so as to drive the first rotating roller 5 and the second rotating roller 6 to adapt to bars of different sizes. After the processed bar is conveyed to the upper end of the clamping and extracting device main body 1 by the straightening and calendering machine, the driving motor 3 is started to drive the rotation through the worm and gear assembly 9. The output end of the worm and gear assembly 9 will drive the first gear 41 to rotate. The rotation of the first gear 41 can conveniently realize the forward rotation of the first gear 41 and the reverse rotation of the third gear 43, so as to realize the forward rotation of the fourth gear 44, and then the bar can be conveniently clamped and conveyed to the upper end of the V-shaped placing plate 7, which is relatively practical.

[0034] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A bar clamping device for a straightening calender, comprising a clamping device body (1), characterized in that: A transmission assembly (4) is arranged at the upper end of the clamping device body (1), and the transmission assembly (4) comprises a second gear (42) and a fourth gear (44), the upper end of the second gear (42) is fixedly connected to a second rotating roller (6), and the upper end of the fourth gear (44) is fixedly connected to a first rotating roller (5), and an adjustment assembly (8) is arranged at the front end of the transmission assembly (4), and the adjustment assembly (8) comprises a cylinder (81), and the cylinder (81) is fixedly connected to the clamping device body (1), and a V-shaped placement plate (7) is arranged at the upper end of the cylinder (81), and the V-shaped placement plate (7) is fixedly connected to the clamping device body (1).

2. The rod clamping device for a straightening and calendering machine according to claim 1, characterized in that: The transmission assembly (4) further comprises a first gear (41) and a third gear (43), wherein the outer side of the first gear (41) is meshed with the second gear (42) and the third gear (43) respectively, and the outer side of the third gear (43) is also meshed with the fourth gear (44).

3. The rod clamping device for a straightening and calendering machine according to claim 2, characterized in that: A drive motor (3) is fixedly mounted on the inner upper end of the clamping device body (1); the output end of the drive motor (3) is connected to a worm gear assembly (9); and the output end of the worm gear assembly (9) is fixedly connected to a first gear (41).

4. The rod clamping device for a straightening and calendering machine according to claim 1, characterized in that: The lower end of the first rotating roller (5) is rotatably connected to a first mounting box (10), the first mounting box (10) is sleeved on the outside of the third gear (43) and the fourth gear (44), and is rotatably connected to the third gear (43) and the fourth gear (44). The lower end of the second rotating roller (6) is rotatably connected to a second mounting box (11), the second mounting box (11) is sleeved on the outside of the first gear (41) and the second gear (42), and is rotatably connected to the first gear (41) and the second gear (42). The first mounting box (10) and the second mounting box (11) are both movably connected to the clamping device body (1), and the lower ends of the first mounting box (10) and the second mounting box (11) are movably connected to the rear end of the adjustment assembly (8).

5. The rod clamping device for a straightening and calendering machine according to claim 4, characterized in that: The adjustment assembly (8) comprises a first connecting plate (84) and a second connecting plate (85), the first connecting plate (84) being movably connected to the second installation box (11), the second connecting plate (85) being movably connected to the first installation box (10), and a chain pin hole (811) being provided at the intersection of the second connecting plate (85) and the first connecting plate (84).

6. The rod clamping device for a straightening and calendering machine according to claim 5, characterized in that: A U-shaped bracket (83) is provided on the outer side of the intersection of the first connecting plate (84) and the second connecting plate (85); a mounting seat (86) is provided at the upper end of the U-shaped bracket (83); two connecting bolts (87) are threadedly connected to the mounting seat (86); threaded holes (88) corresponding to the two connecting bolts (87) are provided at the upper end of the U-shaped bracket (83); and the connecting bolts (87) are threadedly connected to the U-shaped bracket (83) through the threaded holes (88).

7. The rod clamping device for a straightening and calendering machine according to claim 6, characterized in that: A chain pin (89) is fixedly connected to the lower end of the mounting seat (86); a through hole (810) corresponding to the chain pin (89) is formed on the outer side of the U-shaped bracket (83); the chain pin (89) is arranged on the inner side of the through hole (810) and the two chain pin holes (811); and the first connecting plate (84) and the second connecting plate (85) are movably connected to the U-shaped bracket (83) via connecting bolts (87).

8. The rod clamping device for a straightening and calendering machine according to claim 1, characterized in that: The output end of the cylinder (81) is fixedly connected to a transmission connecting rod (82), and the rear end of the transmission connecting rod (82) is fixedly connected to a U-shaped bracket (83).

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