Double-sided automatic polishing machine

Abstract

The utility model discloses an automatic double-sided polishing machine, which relates to the technical field of rubber roller polishing processing and comprises a base, a bearing rotary support is fixedly mounted on the base, a rack is fixedly mounted on the bearing rotary support, a pneumatic surface changing device is arranged on the base and used for driving the rack to rotate, and the pneumatic surface changing device is used for driving the rack to rotate. Two groups of abrasive belt systems are symmetrically mounted on the rack in a back-to-back manner, and are used for abrasive belt polishing; the utility model can be matched with a numerical control horizontal lathe for use. Two abrasive belts with different mesh numbers are assembled, automatic switching is achieved according to program setting, polishing operation with set times is continuously completed, high-efficiency, high-quality and standardized continuous automatic polishing operation is achieved, meanwhile, the technological process is shortened, and the requirement for the space of a transfer site is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber roller polishing processing, in particular to a double-sided automatic polishing machine. Background Art

[0002] Rubber roller polishing requires the selection of sanding belts or sandpapers of different meshes based on experience, combined with appropriate techniques and number of operations to achieve the final effect. Therefore, rubber roller polishing operations are highly dependent on the experience and skills of the operator. The quality of different operators or different batches of the same operator varies greatly, and it is difficult to form standards for quality assessment, skill training, etc., and it is also difficult to control the progress of the operation. Polishing is therefore often performed as an independent manual or semi-automatic process, which is inefficient, and lengthens the rubber roller production process and increases the turnover space requirements of the production workshop.

[0003] In view of the above drawbacks, it is necessary to develop a double-sided automatic polishing machine that can be used with a CNC horizontal lathe. It is equipped with two sanding belts with different mesh sizes, which automatically switch according to the program settings and continuously complete the set number of polishing operations, achieving high-efficiency, high-quality, standardized continuous automatic polishing operations, while shortening the process flow and reducing the requirements for transfer site space. Utility Model Content

[0004] The utility model aims to provide a double-sided automatic polishing machine to solve the technical problems that polishing is often performed manually or semi-automatically as an independent process, the efficiency is low, and the production process of rubber rollers is lengthened.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A double-sided automatic polishing machine comprises a base, a bearing slewing support is fixedly mounted on the base, a frame is fixedly mounted on the bearing slewing support, a pneumatic surface changing device is arranged on the base, the pneumatic surface changing device is used to drive the frame to rotate, two sets of abrasive belt systems are symmetrically mounted on the frame in back-to-back directions, and the two sets of abrasive belt systems are used for abrasive belt polishing processing.

[0007] As a further solution of the utility model: the base is adapted for installation on a horizontal lathe.

[0008] As a further solution of the utility model: a central dust collector is fixedly arranged on the base, and the bearing slewing support is fixedly installed on the central dust collector.

[0009] As a further solution of the utility model: the pneumatic surface changing device includes a cylinder and a marked connection point, the cylinder is installed on a base, the output end of the cylinder is rotatably connected to a primary elbow, a secondary elbow is rotatably hinged on the primary elbow, and the end of the secondary elbow away from the primary elbow is connected to the bearing slewing support through the marked connection point.

[0010] As a further solution of the utility model: the sand belt system includes a motor, an active guide roller and a passive guide roller, the motor is fixedly mounted on the upper end of the frame, the active guide roller is fixedly connected to the frame through a bearing seat, both ends of the passive guide roller are fixedly connected with guide roller bearings, the guide roller bearings are connected to the frame, and the active guide roller and the passive guide roller are connected through an annular sand belt transmission;

[0011] A driving multi-V belt pulley is fixedly mounted on the output shaft of the motor, a passive multi-V belt pulley is fixedly mounted on the driving guide roller, and the driving multi-V belt pulley is connected to the passive multi-V belt pulley through a multi-V belt transmission.

[0012] As a further solution of the utility model: the sanding belt system also includes a double-linked screw lifter, which is fixedly installed on the frame, and the output end of the double-linked screw lifter is fixedly connected to a passive frame, the passive frame is slidably arranged in the frame, and the guide roller bearing is installed on the passive frame.

[0013] As a further solution of the utility model: the guide roller bearing is slidably connected to the frame, a deviation adjustment screw is threadedly connected to the passive frame, and the deviation adjustment screw is rotatably connected to the guide roller bearing.

[0014] Beneficial effects of the utility model:

[0015] It can be used with CNC horizontal lathes. It is equipped with two abrasive belts of different mesh sizes, which are automatically switched according to the program settings and continuously complete the set number of polishing operations, achieving high-efficiency, high-quality, standardized continuous automatic polishing operations, while shortening the process flow and reducing the requirements for transfer site space.

[0016] The active guide roller and the passive guide roller jointly support the annular abrasive belt; the distance between the active guide roller and the passive guide roller is adjusted by the double-screw lifter to realize the functions of loading and unloading the annular abrasive belt and adjusting its tension; the deviation of the annular abrasive belt is achieved by the deviation adjustment screw.

[0017] The frame is connected to the central dust collector through a bearing slewing support, and the position of the two sets of sanding belt systems can be interchanged through a pneumatic surface changing device; the central dust collector realizes the extraction of dust pipes when the polishing machine is working, and the entire device is fixed on the base plate, which is suitable for installation on a horizontal lathe. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings.

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

[0020] Figure 2It is a structural schematic diagram of the sanding belt system of the utility model;

[0021] Figure 3 It is a top view and working principle diagram of the pneumatic surface changing device of the utility model.

[0022] In the figure: 1. frame; 2. abrasive belt system; 3. pulley cover; 4. bearing slewing support; 5. pneumatic surface changing device; 6. central dust collector; 7. base; 8. motor; 9. active multi-V belt pulley; 10. multi-V belt; 11. active guide roller; 12. bearing seat; 13. passive multi-V belt pulley; 14. double screw lift; 15. passive guide roller; 16. guide roller bearing; 17. deviation adjustment screw; 18. annular abrasive belt; 19. cylinder; 20. primary elbow flexion; 21. secondary elbow flexion; 22. mark the connection point. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] See also Figure 1-Figure 3 As shown, the utility model is a double-sided automatic polishing machine, including a base 7, a bearing slewing support 4 is fixedly installed on the base 7, a frame 1 is fixedly installed on the bearing slewing support 4, a pneumatic surface changing device 5 is arranged on the base 7, the pneumatic surface changing device 5 is used to drive the frame 1 to rotate, and two groups of abrasive belt systems 2 are symmetrically installed on the frame 1 in back-to-back directions, and the two groups of abrasive belt systems 2 are used for abrasive belt polishing processing.

[0025] A pulley cover 3 for protecting the poly-V belt 10 is mounted on the frame 1 .

[0026] The base 7 is adapted to be installed on a horizontal lathe, so that the entire double-sided automatic polishing machine can be installed on the horizontal lathe, and cooperate with the horizontal lathe to realize automatic polishing machine processing.

[0027] A central dust collector 6 is fixedly arranged on the base 7 , and the bearing slewing support 4 is fixedly mounted on the central dust collector 6 .

[0028] Specifically, the sanding belt system 2 is a direct working component of the sanding belt polishing, and two sets of sanding belt systems 2 are installed back to back in the frame 1; the frame 1 is connected to the central dust collector 6 through the bearing slewing support 4, and the position of the two sets of sanding belt systems 2 is interchanged through the pneumatic surface changing device 5; the central dust collector 6 realizes the extraction of dust pipes when the polishing machine is working, and the entire device is fixed on the base plate 7, which is suitable for installation on a horizontal lathe.

[0029] The pneumatic face-changing device 5 includes a cylinder 19 and a marked connection point 22. The cylinder is installed on a base 7. The output end of the cylinder 19 is rotatably connected to a primary elbow 20. A secondary elbow 21 is rotatably hinged on the primary elbow 20. The end of the secondary elbow 21 away from the primary elbow 20 is connected to the bearing slewing support 4 through the marked connection point 22.

[0030] Specifically, the marked connection point 22 of the secondary elbow flexor 21 is connected to the bearing slewing support 4. When the cylinder 19 is pushed out, it pushes the primary elbow flexor 20 to rotate around the fulcrum, thereby pushing the secondary elbow flexor 21 to Figure 3 The left side of the figure shows the end point of the stroke, forming a downward state of surface A; when the cylinder 19 retracts, the first-stage elbow 20 is pulled to rotate around the fulcrum, thereby pulling the second-stage elbow 21 to Figure 3 The right side of the figure shows the end point of the stroke, forming a state where the B side is facing downward; the above is done by pushing out and retracting the cylinder 19 to complete the reversal of the A side and the B side of the bearing slewing support 4. Because the frame 1 is installed on the bearing slewing support 4, the switching of the two sets of abrasive belt systems 2 is completed.

[0031] The sanding belt system 2 includes a motor 8, an active guide roller 11 and a passive guide roller 15, wherein the motor 8 is fixedly mounted on the upper end of the frame 1, the active guide roller 11 is fixedly connected to the frame 1 through a bearing seat 12, both ends of the passive guide roller 15 are fixedly connected with guide roller bearings 16, the guide roller bearings 16 are connected to the frame 1, and the active guide roller 11 and the passive guide roller 15 are connected through an annular sanding belt 18.

[0032] A driving multi-V belt pulley 9 is fixedly mounted on the output shaft of the motor 8 , a passive multi-V belt pulley 13 is fixedly mounted on the driving guide roller 11 , and the driving multi-V belt pulley 9 and the passive multi-V belt pulley 13 are connected through a multi-V belt 10 .

[0033] The sanding belt system 2 also includes a double-linked screw lift 14, which is fixedly installed on the frame 1. The output end of the double-linked screw lift 14 is fixedly connected to a passive frame, and the passive frame is slidably arranged in the frame 1. The guide roller bearing 16 is installed on the passive frame.

[0034] The guide roller bearing 16 is slidably connected to the frame 1 , and a deviation adjustment screw rod 17 is threadedly connected to the passive frame, and the deviation adjustment screw rod 17 is rotatably connected to the guide roller bearing 16 .

[0035] Specifically, the motor 8 drives the active guide roller 11 through the active multi-V belt pulley 9, the passive multi-V belt pulley 13 and the multi-V belt 10; the active guide roller 11 and the passive guide roller 15 jointly support the annular sanding belt 18; the spacing between the active guide roller 11 and the passive guide roller 15 is adjusted by the double-linked lead screw lift 14 to achieve the functions of loading and unloading the annular sanding belt 18 and adjusting its tension; the deviation adjustment of the annular sanding belt 18 is achieved by the deviation adjustment lead screw 17. The sanding belt system 2 is installed on the frame 1 in the following manner: the motor 8 and the double-linked lead screw lift 14 are installed in the corresponding screw holes of the frame 1, the active guide roller 11 is installed in the corresponding hole position of the frame 1 through a pair of bearing seats 12, and the passive guide roller 15 is installed in the corresponding card slot of the frame 1 through a pair of guide roller bearings 16.

[0036] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A double-sided automatic polishing machine, characterized in that: The invention comprises a base (7), a bearing slewing support (4) is fixedly mounted on the base (7), a frame (1) is fixedly mounted on the bearing slewing support (4), a pneumatic surface changing device (5) is arranged on the base (7), the pneumatic surface changing device (5) is used to drive the frame (1) to rotate, and two groups of abrasive belt systems (2) are symmetrically mounted on the frame (1) in a back-to-back manner, and the two groups of abrasive belt systems (2) are used for abrasive belt polishing processing.

2. A double-sided automatic polishing machine according to claim 1, characterized in that: The base (7) is adapted for installation on a horizontal lathe.

3. The double-sided automatic polishing machine according to claim 1, characterized in that: A central dust collector (6) is fixedly arranged on the base (7), and the bearing slewing support (4) is fixedly mounted on the central dust collector (6).

4. The double-sided automatic polishing machine according to claim 1, characterized in that: The pneumatic face-changing device (5) comprises a cylinder (19) and a marking connection point (22), wherein the cylinder is mounted on a base (7), wherein an output end of the cylinder (19) is rotatably connected to a primary elbow (20), wherein a secondary elbow (21) is rotatably hinged to the primary elbow (20), and an end of the secondary elbow (21) away from the primary elbow (20) is connected to a bearing slewing support (4) via the marking connection point (22).

5. The double-sided automatic polishing machine according to claim 1, characterized in that: The sanding belt system (2) comprises a motor (8), an active guide roller (11) and a passive guide roller (15), wherein the motor (8) is fixedly mounted on the upper end of a frame (1), the active guide roller (11) is fixedly connected to the frame (1) via a bearing seat (12), both ends of the passive guide roller (15) are fixedly connected to guide roller bearings (16), the guide roller bearings (16) are connected to the frame (1), and the active guide roller (11) and the passive guide roller (15) are connected via a ring-shaped sanding belt (18); A driving multi-V belt pulley (9) is fixedly mounted on the output shaft of the motor (8), a passive multi-V belt pulley (13) is fixedly mounted on the driving guide roller (11), and the driving multi-V belt pulley (9) and the passive multi-V belt pulley (13) are connected in transmission via a multi-V belt (10).

6. The double-sided automatic polishing machine according to claim 5, characterized in that: The sanding belt system (2) further comprises a double-linked screw lift (14), the double-linked screw lift (14) being fixedly mounted on the frame (1), the output end of the double-linked screw lift (14) being fixedly connected to a passive frame, the passive frame being slidably arranged in the frame (1), and the guide roller bearing (16) being mounted on the passive frame.

7. The double-sided automatic polishing machine according to claim 6, characterized in that: The guide roller bearing (16) is slidably connected to the frame (1), a deviation adjustment screw rod (17) is threadedly connected through the passive frame, and the deviation adjustment screw rod (17) is rotatably connected to the guide roller bearing (16).

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