Eccentric bushing drilling die

Abstract

The utility model discloses an eccentric bushing drilling die which comprises a rotating disc and supporting plates, two sets of supporting plates are symmetrically installed at the top end of the rotating disc, three sets of main sliding rails are installed at the top ends of the supporting plates at equal intervals, and three sets of auxiliary sliding rails are installed at the positions, on one sides of the main sliding rails, of the top ends of the supporting plates at equal intervals. A plurality of sets of sliding grooves are formed in the positions, on one side of the auxiliary sliding rails, of the top end of the supporting plate at equal intervals, clamping blocks are installed at the top ends of the main sliding rails, the clamping blocks are slidably connected with the main sliding rails, auxiliary blocks are installed at the top ends of the auxiliary sliding rails, and the auxiliary blocks are slidably connected with the auxiliary sliding rails. According to the utility model, convenient linkage three-jaw centering clamping and fixing of the eccentric bushings and convenient circumferential rotation drilling processing are realized, and convenience is brought to distance supplement clamping and fixing and sequential and rapid processing operation of a plurality of groups of eccentric bushings; and the flexibility of clamping and fixing the eccentric bushing and the convenience of taking and outputting the drilled eccentric bushing are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling dies, in particular to an eccentric sleeve drilling die. Background Art

[0002] The eccentric sleeve is a sleeve or casing with an eccentric distance. It can achieve dynamic balance of the rotating shaft through different eccentric distances to avoid mechanical vibration and noise caused by imbalance. The principle of the eccentric sleeve is to change the center position of the rotating shaft by relying on the eccentric distance so that the resultant line of inertia force during rotation passes through the axis. The eccentric sleeve processing is mostly drilling processing. Traditional eccentric sleeve processing is mostly single-group fixed processing, and its efficiency is low. In order to better drill the eccentric sleeve, an eccentric sleeve drilling mold is proposed.

[0003] For example, an eccentric sleeve drilling die disclosed in the authorization announcement number CN219234049U includes a graduated outer ring template, the outer ring of the graduated outer ring template is provided with a plurality of drilling die holes, the graduated outer ring template is used to set one side end of its inner ring in the cavity of the workpiece to perform transverse boring processing on the workpiece through the drilling die holes, and an adsorption seat, the adsorption seat is rotatably mounted on the inner ring of the graduated outer ring template, and the adsorption seat is used to adsorb a magnetic seat drill to align the drill bit with the drilling die hole for boring processing;

[0004] Although it can realize efficient correction and positioning before magnetic drilling operation and reduce the safety risk of operation, it does not solve the problem that the existing drilling mold is not conducive to convenient linkage three-jaw centering clamping and fixing of the eccentric sleeve and convenient circular rotation drilling processing when in use, and is not conducive to distance supplementary clamping and fixing and rapid completion of processing operations on multiple groups of eccentric sleeves in sequence, which affects the flexibility of clamping and fixing the eccentric sleeve and the convenience of picking up and outputting the eccentric sleeve after drilling. Utility Model Content

[0005] The purpose of the utility model is to provide an eccentric sleeve drilling die to solve the problem that the drilling die proposed in the above background technology is not convenient for the convenient linkage three-jaw centering clamping and fixing of the eccentric sleeve and the convenient circular rotation drilling processing, is not conducive to distance supplementary clamping and fixing and the rapid completion of processing operations on multiple groups of eccentric sleeves in sequence, which affects the flexibility of clamping and fixing the eccentric sleeve and the convenience of taking out the eccentric sleeve after drilling.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an eccentric sleeve drilling mold, comprising a rotating disk and a support plate, two groups of support plates are symmetrically installed on the top of the rotating disk, three groups of main slide rails with equal spacing are installed on the top of the support plates on one side of the main slide rails, three groups of auxiliary slide rails with equal spacing are installed on the top of the support plates on one side of the auxiliary slide rails, multiple groups of slide grooves with equal spacing are installed on the top of the support plates on one side of the auxiliary slide rails, clamping blocks are installed on the top of the main slide rails, and the clamping blocks are slidably connected to the main slide rails, and auxiliary blocks are installed on the top of the auxiliary slide rails, and the auxiliary blocks are connected to the auxiliary slide rails. Sliding connection, a sliding shaft is installed inside the sliding groove, and the sliding shaft is slidably connected to the sliding groove, a sliding rod is installed on the top of the sliding shaft, and the sliding rod extends to the inside of the clamping block, and the sliding rod extends to the inside of the auxiliary block, a cylinder is movably installed on the side wall of the support plate, a first push arm is installed at the output end of the cylinder, a movable shaft is installed at the end of the first push arm away from the cylinder, and the first push arm is movably connected to a group of clamping blocks through the movable shaft, a base is provided on the outside of the rotating disk, and an eccentric sleeve body is provided on the top of the support plate on one side of the clamping block.

[0007] Preferably, a servo motor is installed inside the base, a worm is installed at the output end of the servo motor, and the worm is movably connected to the base.

[0008] Preferably, a linkage shaft is movably installed inside the base on one side of the worm, and the linkage shaft is movably connected to the base, and the linkage shaft is connected to the rotating disk.

[0009] Preferably, a worm gear is mounted on the surface of the linkage shaft, and the worm gear and the worm are meshed with each other.

[0010] Preferably, a roller ring is installed on the top of the base, and the roller ring is slidably connected to the rotating disk.

[0011] Preferably, an electric push rod is installed inside the clamping block, and a second push arm is installed at the output end of the electric push rod.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the drilling die not only realizes convenient linkage three-claw centering clamping and fixing of the eccentric sleeve and convenient circular rotation drilling processing, but also facilitates distance supplementary clamping and fixing and sequentially and quickly completing the processing of multiple groups of eccentric sleeves, and improves the flexibility of clamping and fixing the eccentric sleeve and the convenience of taking out the eccentric sleeve after drilling;

[0013] (1) The mold is first connected to an external control and an external circuit, and multiple groups of eccentric sleeve bodies are placed on the top of the support plate in sequence. The first push arm is driven by a cylinder to move, and the first push arm drives a group of clamping blocks to move through a movable shaft. The clamping blocks slide inside the main slide rail, and the clamping blocks drive the sliding rods to slide inside the slide grooves, wherein the sliding rods slide inside the clamping blocks, and at the same time, the sliding rods drive the auxiliary blocks to slide on the secondary slide rails. Under the linkage sliding of multiple groups of auxiliary blocks, clamping blocks and sliding rods, the three groups of clamping blocks move the eccentric sleeve bodies to the top of the support plate. The sleeve body is clamped and fixed at the center position to complete the three-claw centering clamping and fixing of the eccentric sleeve body. If the moving distance of the clamping block is not enough, the electric push rod drives the second push arm to move, and the second push arm moves to the outside of the clamping block to contact the eccentric sleeve body. The eccentric sleeve body is used to supplement the distance of the clamping block to facilitate the clamping and fixing of the eccentric sleeve body, realizing the convenient linkage three-claw centering clamping and fixing of the eccentric sleeve by the drilling mold, facilitating the distance supplement clamping and fixing, and improving the flexibility of clamping and fixing the eccentric sleeve;

[0014] (2) After the eccentric sleeve body is clamped and fixed, the servo motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the linkage shaft to rotate, the linkage shaft drives the rotating disk to rotate in a circle, and the rotating disk drives multiple groups of support plates and the eccentric sleeve body to move to the drilling machine position in sequence, and then the eccentric sleeve body is drilled. After the drilling is completed, the above operation can be repeated in reverse to remove it, thereby realizing the convenient circular rotation drilling of the drilling mold, facilitating the rapid completion of the processing of multiple groups of eccentric sleeves in sequence, and improving the convenience of taking out the eccentric sleeves after drilling. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the support plate of the utility model;

[0017] Figure 3 It is a front view cross-sectional structural diagram of the base of the utility model;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the clamping block of the utility model;

[0019] Figure 5 It is a three-dimensional structural schematic diagram of the sliding rod of the utility model;

[0020] Figure 6 It is a schematic diagram of the front cross-sectional structure of the clamping block of the utility model.

[0021] In the figure: 1. base; 2. rotating disk; 3. support plate; 4. main slide rail; 5. clamping block; 6. sliding rod; 7. slide groove; 8. sliding shaft; 9. auxiliary slide rail; 10. auxiliary block; 11. eccentric sleeve body; 12. movable shaft; 13. first push arm; 14. cylinder; 15. servo motor; 16. worm; 17. worm wheel; 18. linkage shaft; 19. roller ring; 20. electric push rod; 21. second push arm. DETAILED DESCRIPTION

[0022] 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. 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.

[0023] See also Figure 1-6 The utility model provides an embodiment: an eccentric sleeve drilling mold, including a rotating disk 2 and a support plate 3, two groups of support plates 3 are symmetrically installed on the top of the rotating disk 2, three groups of main slide rails 4 with equal spacing are installed on the top of the support plate 3 on one side of the main slide rail 4, three groups of auxiliary slide rails 9 with equal spacing are installed on the top of the support plate 3 on one side of the auxiliary slide rail 9, multiple groups of slide grooves 7 with equal spacing are installed on the top of the support plate 3 on one side of the auxiliary slide rail 9, clamping blocks 5 are installed on the top of the main slide rail 4, and the clamping blocks 5 are slidably connected to the main slide rail 4, auxiliary blocks 10 are installed on the top of the auxiliary slide rail 9, and the auxiliary blocks 10 are slidably connected to the auxiliary slide rail 9, and the slide grooves 7 are A sliding shaft 8 is installed inside, and the sliding shaft 8 is slidably connected with the slide groove 7. A sliding rod 6 is installed on the top of the sliding shaft 8, and the sliding rod 6 extends to the inside of the clamping block 5, and the sliding rod 6 extends to the inside of the auxiliary block 10. A cylinder 14 is movably installed on the side wall of the support plate 3, and a first push arm 13 is installed at the output end of the cylinder 14. A movable shaft 12 is installed at one end of the first push arm 13 away from the cylinder 14, and the first push arm 13 is movably connected with a group of clamping blocks 5 through the movable shaft 12. A base 1 is provided on the outside of the rotating disk 2, and an eccentric sleeve body 11 is provided on the top of the support plate 3 on one side of the clamping block 5;

[0024] First, the mold is connected to the external control and external circuit, and multiple groups of eccentric sleeve bodies 11 are placed on the top of the support plate 3 in sequence. The cylinder 14 is opened by external control, and the cylinder 14 drives the first push arm 13 to move. The first push arm 13 drives a group of clamping blocks 5 to move through the movable shaft 12. The clamping block 5 slides inside the main slide rail 4. Under the sliding limit support of the slide groove 7 and the slide shaft 8, the clamping block 5 drives the sliding rod 6 to slide inside the slide groove 7, wherein the sliding rod 6 slides inside the clamping block 5, and at the same time, the sliding rod 6 drives the auxiliary block 10 to slide on the secondary slide rail 9. Under the linkage sliding of multiple groups of auxiliary blocks 10, the clamping block 5 and the sliding rod 6, the The three groups of clamping blocks 5 clamp and fix the eccentric sleeve body 11 at the center position to complete the three-claw centering clamping and fixing of the eccentric sleeve body 11. If the moving distance of the clamping block 5 is not enough, the electric push rod 20 is opened by external control, and the electric push rod 20 drives the second push arm 21 to move, and the second push arm 21 moves to the outside of the clamping block 5 to contact the eccentric sleeve body 11. The eccentric sleeve body 11 supplements the distance of the clamping block 5 to facilitate the clamping and fixing of the eccentric sleeve body 11, realizing the convenient linkage three-claw centering clamping and fixing of the eccentric sleeve of the drilling mold, facilitating the distance supplement clamping and fixing, and improving the flexibility of clamping and fixing the eccentric sleeve;

[0025] A servo motor 15 is installed inside the base 1, a worm 16 is installed at the output end of the servo motor 15, and the worm 16 is movably connected to the base 1;

[0026] A linkage shaft 18 is movably installed inside the base 1 on one side of the worm 16, and the linkage shaft 18 is movably connected to the base 1, and the linkage shaft 18 is connected to the rotating disk 2, and a worm wheel 17 is mounted on the surface of the linkage shaft 18, and the worm wheel 17 and the worm 16 are meshed with each other;

[0027] A roller ring 19 is installed at the top of the base 1, and the roller ring 19 is slidably connected to the rotating disk 2. An electric push rod 20 is installed inside the clamping block 5, and a second push arm 21 is installed at the output end of the electric push rod 20.

[0028] After the eccentric sleeve body 11 is clamped and fixed, the servo motor 15 is turned on through external control, and the servo motor 15 drives the worm 16 to rotate. Under the mutual engagement of the worm 16 and the worm wheel 17, the worm 16 drives the worm wheel 17 to rotate, and the worm wheel 17 drives the linkage shaft 18 to rotate. Under the sliding cooperation between the rotating disk 2 and the roller ring 19, the linkage shaft 18 drives the rotating disk 2 to rotate in a circle, and the rotating disk 2 drives multiple groups of support plates 3 and the eccentric sleeve body 11 to move to the drilling machine position in sequence, and then the drilling operation of the eccentric sleeve body 11 is completed. After the drilling is completed, the above operation can be repeated in reverse to remove it, thereby realizing the convenient circular rotation drilling processing of the drilling mold, facilitating the rapid completion of the processing operation of multiple groups of eccentric sleeves in sequence, and improving the convenience of taking out the eccentric sleeves after drilling.

[0029] Working principle: First, the mold is connected to the external control and external circuit, and multiple groups of eccentric sleeve bodies 11 are placed on the top of the support plate 3 in sequence. The first push arm 13 is driven by the cylinder 14 to move, and the first push arm 13 drives a group of clamping blocks 5 to move through the movable shaft 12. The clamping block 5 drives the sliding rod 6 to slide inside the slide groove 7, wherein the sliding rod 6 slides inside the clamping block 5, and at the same time, the sliding rod 6 drives the auxiliary block 10 to slide on the secondary slide rail 9. Under the linkage sliding of multiple groups of auxiliary blocks 10, the clamping block 5 and the sliding rod 6, the three groups of clamping blocks 5 clamp the eccentric sleeve body 11 in the center position to complete the three-claw centering clamping and fixing of the eccentric sleeve body 11. If the moving distance of the clamping block 5 is not enough, it is driven by the electric push rod 20 The second push arm 21 moves, and the second push arm 21 moves to the outside of the clamping block 5 to contact the eccentric sleeve body 11, and the eccentric sleeve body 11 is used to supplement the distance of the clamping block 5 to facilitate the clamping and fixing of the eccentric sleeve body 11. When the eccentric sleeve body 11 is clamped and fixed, the servo motor 15 drives the worm 16 to rotate, and the worm 16 drives the worm wheel 17 to rotate, and the worm wheel 17 drives the linkage shaft 18 to rotate, and the linkage shaft 18 drives the rotating disk 2 to rotate in a circle, and the rotating disk 2 drives multiple groups of support plates 3 and the eccentric sleeve body 11 to move to the drilling machine position in turn, and then the drilling operation is completed on the eccentric sleeve body 11. After the drilling is completed, the above operation can be repeated in reverse to remove it to complete the use of the eccentric sleeve drilling mold.

Claims

1. An eccentric sleeve drilling die, comprising a rotating disk (2) and a supporting plate (3), characterized in that: Two groups of support plates (3) are symmetrically installed at the top of the rotating disk (2), and three groups of main slide rails (4) with equal spacing are installed at the top of the support plates (3). Three groups of auxiliary slide rails (9) with equal spacing are installed at the top of the support plates (3) on one side of the main slide rail (4). Multiple groups of slide grooves (7) with equal spacing are installed at the top of the support plates (3) on one side of the auxiliary slide rail (9). A clamping block (5) is installed at the top of the main slide rail (4), and the clamping block (5) is slidably connected to the main slide rail (4). An auxiliary block (10) is installed at the top of the auxiliary slide rail (9), and the auxiliary block (10) is slidably connected to the auxiliary slide rail (9). A sliding shaft (8) is installed inside the slide groove (7), and the sliding shaft (8) and the slide groove ( 7) sliding connection, the top of the sliding shaft (8) is equipped with a sliding rod (6), and the sliding rod (6) extends to the inside of the clamping block (5), and the sliding rod (6) extends to the inside of the auxiliary block (10), the side wall of the support plate (3) is movably equipped with a cylinder (14), the output end of the cylinder (14) is equipped with a first push arm (13), the end of the first push arm (13) away from the cylinder (14) is equipped with a movable shaft (12), and the first push arm (13) is movably connected to a group of clamping blocks (5) through the movable shaft (12), the outside of the rotating disk (2) is provided with a base (1), and the top of the support plate (3) on one side of the clamping block (5) is provided with an eccentric sleeve body (11).

2. The eccentric sleeve drilling die according to claim 1, characterized in that: A servo motor (15) is installed inside the base (1), a worm gear (16) is installed at the output end of the servo motor (15), and the worm gear (16) is movably connected to the base (1).

3. The eccentric sleeve drilling die according to claim 2, characterized in that: A linkage shaft (18) is movably installed inside the base (1) on one side of the worm (16), and the linkage shaft (18) is movably connected to the base (1), and the linkage shaft (18) is connected to the rotating disk (2).

4. The eccentric sleeve drilling die according to claim 3, characterized in that: A worm wheel (17) is mounted on the surface of the linkage shaft (18), and the worm wheel (17) and the worm (16) are meshed with each other.

5. The eccentric sleeve drilling die according to claim 1, characterized in that: A roller ring (19) is installed on the top of the base (1), and the roller ring (19) is slidably connected to the rotating disk (2).

6. The eccentric sleeve drilling die according to claim 1, characterized in that: An electric push rod (20) is installed inside the clamping block (5), and a second push arm (21) is installed at the output end of the electric push rod (20).

Images