Double-bolt locking device of internal mixer

Abstract

The double-bolt locking device comprises a machine body, a feeding port, a feeding pipe, a mounting seat, a rotating shaft, a fixing shaft, a first gear, a second gear and an adjusting frame, the feeding port is formed in one side of the machine body, the feeding pipe is arranged between the feeding port and the machine body, a discharging box is arranged on the side, symmetrical to the feeding pipe, of the machine body, and the rotating shaft is arranged on the side, symmetrical to the feeding pipe, of the machine body. A discharging pipe is arranged on the lower side of the discharging box, a base is arranged on the lower side of the machine body, a plurality of supporting columns are arranged on the lower side of the base and distributed at the four corners of the base in a rectangular shape, mounting bases are arranged on the two sides, close to the base, of the machine body, a motor is arranged on one side of each mounting base, and a rotating shaft is arranged at the shaft end of each motor. And the rotating shaft extends into the mounting seat. The discharging device is simple in structure, and the sealing requirement after discharging is met through the first locking door and the second locking door.

Description

Technical Field

[0001] The utility model relates to the technical field of internal mixer equipment, in particular to a double-pin locking device for an internal mixer. Background Art

[0002] Internal mixer is mainly used for plasticizing and mixing rubber. It is one of the main equipment in rubber factories. When the internal mixer is in use, the rubber material will enter the internal mixing chamber from the feeding pipe. Under high temperature and closed state, a pair of rotors with specific shapes in the internal mixing chamber are used to plasticize and mix the rubber material. After the work is completed, the driving device drives the internal mixing chamber to flip, so that the internal mixing chamber is separated from the feeding pipe, and the plasticized and mixed rubber material is taken out of the internal mixing chamber.

[0003] When the existing internal mixer is working, a pair of rotors of specific shapes stir the rubber material. After the stirring is completed, a rotating door body needs to be used for unloading. If a certain gap is not closed, material leakage will occur, affecting subsequent production. Therefore, the utility model proposes a double-pin locking device for the internal mixer to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a double-pin locking device for an internal mixer to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double-pin locking device for an internal mixer, comprising a machine body, a feed port, a feed pipe, a mounting seat, a rotating shaft, a fixed shaft, a first gear, a second gear and an adjusting frame, a feed port is provided on one side of the machine body, a feed pipe is provided between the feed port and the machine body, a discharge box is provided on the side of the machine body symmetrical to the feed pipe, a discharge pipe is provided on the lower side of the discharge box, a base is provided on the lower side of the machine body, a plurality of support columns are provided on the lower side of the base, and the plurality of support columns are distributed in a rectangular shape at the four corners of the base, mounting seats are provided on both sides of the machine body close to the base, a motor is provided on one side of the two mounting seats, a rotating shaft is provided at the shaft end of the motor, and the rotating shaft extends into the mounting seat.

[0006] Preferably, two adjustment blocks are provided on the rotating shaft, the two adjustment blocks extend into the machine body, a mixing box is provided in the machine body near the adjustment blocks, a first locking door is provided on the lower side of the two adjustment blocks, and a clamping plate is provided on the lower side of the first locking door.

[0007] Preferably, a first gear is provided on one end of the rotating shaft away from the motor, an adjustment frame is provided on the outer side of the first gear, a rack is provided on the adjustment frame, and the rack is meshed with the first gear.

[0008] Preferably, a second locking door is provided at a position in the body corresponding to the first locking door, and two adjustment blocks are also provided on the lower side of the second locking door. An adjustment groove is provided at a position in the body corresponding to the adjustment block, and a locking groove is provided at a position in the second locking door corresponding to the card plate, and the size of the locking groove is adapted to the size of the card plate.

[0009] Preferably, a fixing seat is provided at a position on the body corresponding to the adjusting frame, a receiving groove is provided in the fixing seat, a telescopic rod is provided in the receiving groove, a fixing block is provided at the end of the telescopic rod away from the receiving groove, the fixing block is fixedly connected to the adjusting frame, a second gear is provided at a position on the adjusting frame away from the first gear, and a rack is provided at a position on the adjusting frame corresponding to the second rack frame, the rack and the second gear are meshed with each other, a fixing shaft is provided on the side of the second gear away from the adjusting frame, the fixing shaft extends into the mounting seat, and the fixing shaft is rotatably connected to the second locking door through the adjusting block.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a simple structure, and the first locking door and the second locking door are used to meet the closing requirements after unloading. The clamping plate and the locking groove are used to ensure that when the first locking door and the second locking door are closed, gaps are avoided at the junction. The closing and opening of the first locking door and the second locking door are linked by the adjustment frame, the first gear and the second gear. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a side view structural schematic diagram of the utility model;

[0013] Figure 3 This is a schematic diagram of the first locking door structure of the utility model;

[0014] Figure 4 This is a schematic diagram of the working state structure of the first locking door of the utility model;

[0015] Figure 5 It is a schematic cross-sectional structure diagram of the first locking door of the utility model.

[0016] In the figure: 1. machine body; 2. feed port; 3. feed pipe; 4. mounting seat; 5. rotating shaft; 6. fixed shaft; 7. first gear; 8. second gear; 9. adjusting frame; 10. discharge box; 11. discharge pipe; 12. base; 13. support column; 14. motor; 15. first locking door; 16. clamping plate; 17. second locking door; 18. locking groove; 19. fixing seat; 20. telescopic rod. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. 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 cannot be understood as a limitation on the present invention.

[0019] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] See also Figure 1-5 The utility model provides a technical solution: a double-pin locking device for an internal mixer, comprising a body 1, a feed port 2, a feed pipe 3, a mounting seat 4, a rotating shaft 5, a fixed shaft 6, a first gear 7, a second gear 8 and an adjusting frame 9. A feed port 2 is provided on one side of the body 1, a feed pipe 3 is provided between the feed port 2 and the body 1, a discharge box 10 is provided on the side of the body 1 symmetrical to the feed pipe 3, a discharge pipe 11 is provided on the lower side of the discharge box 10, a base 12 is provided on the lower side of the body 1, a plurality of support columns 13 are provided on the lower side of the base 12, and the plurality of support columns 13 are distributed in a rectangular shape at the four corners of the base 12, mounting seats 4 are provided on both sides of the body 1 close to the base 12, a motor 14 is provided on one side of the two mounting seats 4, a rotating shaft 5 is provided at the shaft end of the motor 14, and the rotating shaft 5 extends into the mounting seat 4.

[0021] In this embodiment, two adjustment blocks are provided on the rotating shaft 5, and the two adjustment blocks extend into the machine body 1. A mixing box is provided near the adjustment blocks in the machine body 1, and a first locking door 15 is provided at the lower side of the two adjustment blocks, and a clamping plate 16 is provided at the lower side of the first locking door 15.

[0022] In this embodiment, a first gear 7 is provided on one end of the rotating shaft 5 away from the motor 14 , an adjustment frame 9 is provided outside the first gear 7 , a rack is provided on the adjustment frame 9 , and the rack and the first gear 7 are meshed with each other.

[0023] In this embodiment, a second locking door 17 is provided at a position corresponding to the first locking door 15 in the body 1, and two adjustment blocks are also provided on the lower side of the second locking door 17. An adjustment groove is provided at a position corresponding to the adjustment block in the body 1, and a locking groove 18 is provided at a position corresponding to the card plate 16. The size of the locking groove 18 is adapted to the size of the card plate 16.

[0024] In this embodiment, a fixing seat 19 is provided at a position on the body 1 corresponding to the adjusting frame 9, a receiving groove is provided in the fixing seat 19, a telescopic rod 20 is provided in the receiving groove, a fixing block is provided at one end of the telescopic rod 20 away from the receiving groove, the fixing block is fixedly connected to the adjusting frame 9, a second gear 8 is provided at a position on the adjusting frame 9 away from the first gear 7, and a rack is provided at a position of the adjusting frame 9 corresponding to the second rack frame, the rack and the second gear 8 are meshed with each other, a fixing shaft 6 is provided on the side of the second gear 8 away from the adjusting frame 9, the fixing shaft 6 extends into the mounting seat 4, and the fixing shaft 6 is rotatably connected to the second locking door 17 through the adjusting block.

[0025] Working principle: the staff adds the raw materials into the mixing box in the machine body 1 through the feed port 2 and the feed pipe 3. When the material needs to be discharged, the motor 14 is used to rotate the rotating shaft 5, and then the first gear 7 is also rotated, and then the adjusting frame 9 is driven to move, and the telescopic rod 20 is also moved. At the same time, the second gear 8 is also rotated with the movement of the adjusting frame 9, and then the fixed shaft 6 and the adjusting block on the rotating shaft 5 respectively drive the second locking door 17 and the first locking door 15 to rotate, and then discharge the material through the discharge box 10, and then in the same way, the first locking door 15 and the second locking door 17 can be closed in the opposite direction. At this time, the clamping plate 16 is tightly fitted with the locking groove 18 to avoid gaps and leakage.

[0026] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A double-pin locking device for an internal mixer, characterized in that: The machine comprises a machine body (1), a feed port (2), a feed pipe (3), a mounting seat (4), a rotating shaft (5), a fixed shaft (6), a first gear (7), a second gear (8) and an adjusting frame (9); a feed port (2) is provided on one side of the machine body (1); a feed pipe (3) is provided between the feed port (2) and the machine body (1); a discharge box (10) is provided on a side of the machine body (1) symmetrical to the feed pipe (3); a discharge pipe (10) is provided on the lower side of the discharge box (10); 11), a base (12) is provided on the lower side of the machine body (1), a plurality of support columns (13) are provided on the lower side of the base (12), the plurality of support columns (13) are distributed in a rectangular shape at the four corners of the base (12), mounting seats (4) are provided on both sides of the machine body (1) close to the base (12), a motor (14) is provided on one side of the two mounting seats (4), a rotating shaft (5) is provided at the shaft end of the motor (14), and the rotating shaft (5) extends into the mounting seat (4).

2. A double latch locking device for an internal mixer according to claim 1, characterized in that: The rotating shaft (5) is provided with two adjustment blocks, the two adjustment blocks extend into the machine body (1), a mixing box is provided in the machine body (1) near the adjustment blocks, a first locking door (15) is provided at the lower side of the two adjustment blocks, and a clamping plate (16) is provided at the lower side of the first locking door (15).

3. A double latch locking device for an internal mixer according to claim 1, characterized in that: A first gear (7) is provided on the end of the rotating shaft (5) away from the motor (14), an adjustment frame (9) is provided on the outer side of the first gear (7), a rack is provided on the adjustment frame (9), and the rack and the first gear (7) are meshed with each other.

4. A double latch locking device for an internal mixer according to claim 2, characterized in that: A second locking door (17) is provided at a position corresponding to the first locking door (15) in the machine body (1), two adjustment blocks are also provided at the lower side of the second locking door (17), an adjustment groove is provided at a position corresponding to the adjustment block of the machine body (1), a locking groove (18) is provided at a position corresponding to the clamping plate (16), and the size of the locking groove (18) is adapted to the size of the clamping plate (16).

5. A double latch locking device for an internal mixer according to claim 2, characterized in that: A fixing seat (19) is provided at a position corresponding to the adjusting frame (9) on the machine body (1), a receiving groove is provided in the fixing seat (19), a telescopic rod (20) is provided in the receiving groove, a fixing block is provided at one end of the telescopic rod (20) away from the receiving groove, the fixing block is fixedly connected to the adjusting frame (9), a second gear (8) is provided at a position of the adjusting frame (9) away from the first gear (7), and a rack is provided at a position of the adjusting frame (9) corresponding to the second rack frame, the rack and the second gear (8) are meshed with each other, a fixing shaft (6) is provided at a side of the second gear (8) away from the adjusting frame (9), the fixing shaft (6) extends into the mounting seat (4), and the fixing shaft (6) is rotatably connected to the second locking door (17) through the adjusting block.

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