Unit extrusion upper roller fixing structure

Abstract

The utility model relates to the field of unit roller fixing, and discloses a unit extrusion upper roller fixing structure which comprises a pressing plate, a fixing groove is formed in the left side of the pressing plate, a sliding block is fixed to the front end of the pressing plate, two fixing holes are formed in the front end of the sliding block, and two first threaded grooves are formed in the front end of the pressing plate. And the two fixing holes correspond to the two first threaded grooves in a one-to-one mode, first bolts are arranged in the first threaded grooves in a sleeved mode, the first bolts penetrate through the fixing holes to be in threaded connection with the interiors of the corresponding first threaded grooves, and fixing blocks are detachably arranged in the fixing grooves. According to the utility model, the roller shaft is pressed by arranging the sliding block, so that the situation that the roller shaft is not tightened due to screw thread damage caused by long-time use is prevented, the product quality is improved, and the utilization rate of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing of unit rolls, in particular to a fixing structure for the upper extrusion roll of a unit. Background Art

[0002] The roller press is designed according to the principle of bed grinding, and its main features are high pressure, full speed, full material and bed crushing. The fixing structure for the upper extrusion roll of the unit is a core mechanical component used in the roller press, mainly responsible for high-pressure extrusion and crushing of materials.

[0003] The fixing structure for the upper extrusion roll of the unit is a core mechanical component used in the roller press, mainly responsible for high-pressure extrusion and crushing of materials. The core components of the roller press include the roll body and the surfacing wear-resistant layer. The roll surface is developed and designed through a three-layer surfacing form, ensuring its durability in a high-pressure working environment. It consists of a speed reducer, a hydraulic coupling, a universal coupling and a motor, etc. These components work together to achieve the efficient transmission and power output of the roller press, provide and maintain the extrusion force, and at the same time relieve the impact of the material on the roller press to ensure the stable operation of the equipment. An advanced single-line centralized lubrication system is adopted to provide continuous and effective lubrication for each moving part of the roller press, ensuring the smooth operation of the machinery and reducing the maintenance frequency.

[0004] In the prior art, a fixing structure for the upper extrusion roll of a unit generally sets a fixing screw hole at the middle position of the shaft square head of the unit, and the roll shaft is fixed through the fixing screw hole to prevent the roll shaft from falling off.

[0005] The above scheme still has the following deficiencies. Fixing the roll shaft through the fixing screw hole will cause the thread to be damaged after long-term use, making the roll shaft not tightened, and the screw may fall off, resulting in the device becoming a waste product. Content of the Utility Model

[0006] The purpose of the utility model is to provide a fixing structure for the upper extrusion roll of a unit to solve the problem of fixing the unit roll.

[0007] To achieve the above utility model purpose, the utility model adopts the following technical scheme: a fixing structure for the upper extrusion roll of a unit, including a pressing plate, a fixing groove is opened on the left side of the pressing plate, a slider is fixed at the front end of the pressing plate, two fixing holes are opened at the front end of the slider, two first threaded grooves are opened at the front end of the pressing plate, the two fixing holes correspond to the two first threaded grooves one by one, a first bolt is sleeved inside the first threaded groove, the first bolt penetrates through the fixing hole and is threadedly connected with the inside of the corresponding first threaded groove, and a fixing block is detachably arranged inside the fixing groove.

[0008] Preferably, connecting columns are respectively fixed on the top surface and the bottom surface inside the fixing groove. Connecting holes are formed on the left sides of the connecting columns. Connecting blocks are respectively fixed on the top surface and the bottom surface of the fixing block. Second threaded grooves are formed on the left sides of the connecting blocks. Second bolts are sleeved inside the second threaded grooves. The second bolts penetrate through the connecting holes and are in threaded connection with the interiors of the corresponding second threaded grooves.

[0009] Preferably, a connecting groove is formed on the right side of the fixing block, and a roller shaft is arranged inside the connecting groove.

[0010] Preferably, one end of the roller shaft is connected with a press.

[0011] Preferably, two telescopic support frames are fixed on the bottom of the pressing plate.

[0012] Preferably, a support plate is fixed on the bottom of the telescopic support frame.

[0013] Compared with the prior art, a fixing structure for the upper roller of a unit extrusion adopting the above technical solution has the following beneficial effects:

[0014] First, during use, the staff first adjusts the height of the telescopic frame to make the fixing groove correspond to the roller shaft on the press. At this time, the staff can select a fixing block with a connecting groove diameter equal to the roller shaft diameter according to the diameter of the roller shaft, insert the connecting blocks on the top surface and the bottom surface of the fixing block into the interiors of the connecting columns on the top and the bottom of the inner part of the fixing groove, make the connecting holes correspond to the second threaded grooves. At this time, the staff can penetrate the second bolts through the connecting holes and thread them into the interiors of the corresponding second threaded grooves, thereby fixing the fixing block inside the fixing groove. Then, the staff inserts the connecting groove into the output end of the roller shaft and fixes the roller shaft inside the fixing block through fixing screws. By setting the detachable fixing block, the fixing block can fix roller shafts with different diameters, preventing the fixing block from shaking inside the fixing groove when the roller shaft is working, improving the applicability and stability of the device. After the roller shaft is fixed inside the fixing block, the staff places the slider at the front end of the pressing plate, making the two fixing holes on the slider communicate with the two first threaded grooves on the front end of the pressing plate respectively. At this time, the staff penetrates the first bolts through the fixing holes and threads them into the interiors of the corresponding first threaded grooves, thereby fixing the slider at the front end of the pressing plate. By setting the slider to press the roller shaft, it prevents the thread from being damaged due to long-term use, making the roller shaft not tightened, improving the product quality and the equipment utilization rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the embodiment.

[0016] Figure 2 It is an exploded three-dimensional schematic diagram of the embodiment.

[0017] Figure 3 For Figure 2 The enlarged schematic view of part A in

[0018] Figure 4 The sectional three-dimensional schematic view of the fixed block

[0019] In the figure: 1. Pressure plate; 2. Fixed groove; 3. Slide block; 4. Fixed hole; 5. First thread groove; 6. First bolt; 7. Fixed block; 8. Connecting column; 9. Connecting hole 9; 10. Connecting block; 11. Second thread groove; 12. Second bolt; 13. Connecting groove; 14. Roller shaft; 15. Press; 16. Telescopic frame; 17. Support plate. Specific embodiments

[0020] The following will, with reference to the accompanying drawings, elaborate on the preferred embodiments of the present utility model.

[0021] As Figures 1-4 shown, a fixed structure for the upper roller of a unit extrusion includes a pressure plate 1. A fixed groove 2 is provided on the left side of the pressure plate 1. A slide block 3 is fixed to the front end of the pressure plate 1. Two fixed holes 4 are provided at the front end of the slide block 3. Two first thread grooves 5 are provided at the front end of the pressure plate 1. The two fixed holes 4 correspond to the two first thread grooves 5 one by one. A first bolt 6 is sleeved inside the first thread groove 5. The first bolt 6 passes through the fixed hole 4 and is threadedly connected to the inside of the corresponding first thread groove 5. A fixed block 7 is detachably arranged inside the fixed groove 2. Connecting columns 8 are respectively fixed to the top surface and the bottom surface inside the fixed groove 2. A connecting hole 9 is provided on the left side of the connecting column 8. Connecting blocks 10 are respectively fixed to the top surface and the bottom surface of the fixed block 7. A second thread groove 11 is provided on the left side of the connecting block 10. A second bolt 12 is sleeved inside the second thread groove 11. The second bolt 12 passes through the connecting hole 9 and is threadedly connected to the inside of the corresponding second thread groove 11. A connecting groove 13 is provided on the right side of the fixed block 7. A roller shaft 14 is arranged inside the connecting groove 13. One end of the roller shaft 14 is connected to a press 15. Two telescopic frames 16 are fixed to the bottom of the pressure plate 1. A support plate 17 is fixed to the bottom of the telescopic frame 16.

[0022] During use, the staff first adjusts the height of the telescopic frame 16 so that the fixed groove 2 corresponds to the roller 14 on the press 15. At this time, the staff can select the fixed block 7 whose diameter of the connecting groove 13 is the same as the diameter of the roller 14 according to the diameter of the roller 14, and insert the connecting blocks 10 on the top and bottom surfaces of the fixed block 7 into the interior of the connecting columns 8 on the top and bottom of the fixed groove 2 so that the connecting hole 9 corresponds to the second threaded groove 11. At this time, the staff can pass the second bolt 12 through the connecting hole 9 and connect it with the corresponding internal thread of the second threaded groove 11, so as to fix the fixed block 7 inside the fixed groove 2, and then the staff plugs the connecting groove 13 into the output end of the roller 14, and fixes the roller 14 inside the fixed block 7 by fixing the screws. By setting a detachable fixed block 7, the fixed block 7 can fix rollers 14 of different diameters, preventing the fixed block 7 from shaking inside the fixed groove 2 when the roller 14 is working, thereby improving the applicability and stability of the device. After the roller shaft 14 is fixed inside the fixing block 7, the staff places the slider 3 at the front end of the pressing plate 1, so that the two fixing holes 4 on the slider 3 are respectively connected with the two first thread grooves 5 on the front end of the pressing plate 1. At this time, the staff inserts the first bolt 6 through the fixing hole 4 and connects it with the internal thread of the corresponding first thread groove 5, thereby fixing the slider 3 at the front end of the pressing plate 1. By setting the slider 3 to press the roller shaft 14, it is prevented from being damaged by long-term use, which makes the roller shaft 14 loose, thereby improving product quality and equipment utilization.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A unit extrusion upper roller fixing structure, comprising a pressing plate (1), characterized in that: A fixing groove (2) is provided on the left side of the pressing plate (1), a sliding block (3) is fixed to the front end of the pressing plate (1), two fixing holes (4) are provided at the front end of the sliding block (3), two first thread grooves (5) are provided at the front end of the pressing plate (1), the two fixing holes (4) correspond to the two first thread grooves (5) one by one, a first bolt (6) is sleeved inside the first thread groove (5), the first bolt (6) passes through the fixing hole (4) and is connected to the corresponding internal thread of the first thread groove (5), and a fixing block (7) is detachably provided inside the fixing groove (2).

2. The fixing structure of the upper roller of the extrusion unit according to claim 1 is characterized in that: A connecting column (8) is fixed to the top and bottom surfaces of the fixing groove (2), a connecting hole (9) is provided on the left side of the connecting column (8), a connecting block (10) is fixed to the top and bottom surfaces of the fixing block (7), a second threaded groove (11) is provided on the left side of the connecting block (10), a second bolt (12) is sleeved inside the second threaded groove (11), and the second bolt (12) passes through the connecting hole (9) and is connected to the corresponding internal thread of the second threaded groove (11).

3. The fixing structure of the upper roller of the extrusion unit according to claim 1 is characterized in that: A connecting groove (13) is provided on the right side of the fixing block (7), and a roller shaft (14) is provided inside the connecting groove (13).

4. The fixing structure of the upper roller of the extrusion unit according to claim 3 is characterized in that: One end of the roller shaft (14) is connected to a press (15).

5. The fixing structure of the upper roller of the extrusion unit according to claim 1 is characterized in that: Two telescopic frames (16) are fixed to the bottom of the pressing plate (1).

6. The fixing structure of the upper roller of the extrusion unit according to claim 5 is characterized in that: A support plate (17) is fixed to the bottom of the telescopic frame (16).

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