CN216370523U

CN216370523U - Large-scale ring gear hobbing quick change system

Info

Publication number: CN216370523U
Application number: CN202123095958.8U
Authority: CN
Inventors: 郭秋实; 陈燕杰; 王凤猛; 陈勇
Original assignee: Laiyang Zhongping Auto Parts Co ltd
Current assignee: Laiyang Zhongping Auto Parts Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-04-26
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a large gear ring hobbing quick-change system which comprises a workbench, wherein a servo motor is arranged on the outer wall of one side of the bottom of the workbench, a threaded rod is arranged at the output end of the servo motor, a moving block is arranged on the outer wall of the threaded rod, a fixed block is arranged on the outer wall of one end of the threaded rod, the bottom of the fixed block is connected with the outer wall of the other side of the workbench, a moving rod is welded on the outer wall of the top of the moving block, and a connecting shaft is arranged on the outer wall of the top of the moving rod. The gear ring is placed into the positioning groove for limiting through the positioning groove, so that the positioning groove can stably fix the gear ring, the gear ring is prevented from deviating in the machining process, meanwhile, a plurality of groups of push blocks are arranged, the inner wall of each push block is attached to the outer wall of the gear ring, a plurality of gear rings can be fixed at the same time, and the gear rings fixed at different positions can be machined only by pushing the workbench to move at the bottom of the machining device.

Description

Large-scale ring gear hobbing quick change system

Technical Field

The utility model relates to the field of machining, in particular to a quick change system for hobbing of a large gear ring.

Background

Machining refers to a process of changing the external dimensions or properties of a workpiece by a mechanical device, and is classified into cutting and pressing according to differences in machining modes, the cutting refers to a machining method of cutting off excess material layers on a blank or a workpiece into chips by using cutting tools (including a cutter, a grinding tool and an abrasive material) to obtain a specified geometric shape, dimension and surface quality of the workpiece, wherein when hobbing of a gear ring, internal tooth turning is generally performed by clamping the outer circle of the gear ring by using a clamp, and the clamp is used for positioning the gear ring to obtain the correct position of the gear ring relative to the machine tool and the cutter and firmly clamping the gear ring.

However, when the fixture is actually used, the clamping force of the fixture is often insufficient, and the clamped gear ring is easy to deviate, so that the hobbing precision of the machined gear ring is low, and the quality of the gear ring is reduced.

Therefore, it is necessary to invent a quick change system for hobbing of a large gear ring to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick change system for hobbing of a large gear ring, which aims to solve the problems that the clamping force of a clamp is often insufficient, and the clamped gear ring is easy to deviate, so that the hobbing precision of the machined gear ring is low, and the quality of the gear ring is reduced.

In order to achieve the above purpose, the utility model provides the following technical scheme: a large-scale gear ring hobbing quick-change system comprises a workbench, wherein a servo motor is arranged on the outer wall of one side of the bottom of the workbench, a threaded rod is arranged at the output end of the servo motor, a moving block is arranged on the outer wall of the threaded rod, a fixed block is arranged on the outer wall of one end of the threaded rod, the bottom of the fixed block is connected with the outer wall of the other side of the workbench, a moving rod is welded on the outer wall of the top of the moving block, a connecting shaft is arranged on the outer wall of the top of the moving rod, a horizontal rod is arranged on the outer wall of the connecting shaft and connected with the horizontal rod through the connecting shaft, a sliding block is arranged on the outer wall of the bottom of the horizontal rod, a push rod is arranged on the top of the horizontal rod and connected with the horizontal rod through the connecting shaft, a push block is arranged on one end of the push rod and the moving rod, an anti-slip pad is arranged on the inner groove of the bottom of the push block, and a sliding rod is arranged on the bottom pipe of the push block in a through hole, the outer wall welding of slide bar both sides has the stopper, the slide bar outer wall is provided with the locating plate, the constant head tank has been seted up at the locating plate top, first spout has been seted up in the middle of the workstation, the workstation is close to the ejector pad and has seted up the second spout under.

Preferably, the number of the moving blocks is two, the two moving blocks are symmetrically distributed on two sides of a vertical center line of the threaded rod, and the thread turning directions of two ends of the threaded rod are opposite.

Preferably, the longitudinal section of the moving rod is L-shaped, the moving rod is rotatably connected with the horizontal rod, the horizontal rod is slidably connected with the first sliding groove, and the inner wall of the first sliding groove is attached to the outer wall of the sliding block.

Preferably, the anti-slip pad is arranged inside the arc-shaped groove in the inner wall of the push block, the anti-slip pad is annularly arrayed inside the groove of the push block, and the anti-slip pad is made of rubber.

Preferably, the quantity of ejector pad sets up to two, two ejector pad symmetric distribution is in the both sides of the perpendicular central line of workstation, two the centre of ejector pad is provided with the locating plate, ejector pad and slide bar sliding connection, the outer wall of slide bar and the fenestrate inner wall laminating of pipe of ejector pad bottom, the diameter of the stopper at slide bar both ends is greater than the fenestrate diameter of ejector pad bottom pipe.

Preferably, the second sliding groove is connected with the pushing block in a sliding mode, and the inner wall of the second sliding groove is attached to the outer wall of the pushing block.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. through the constant head tank, it is inside spacing to put into the constant head tank with the ring gear, makes the constant head tank can stabilize fixedly to the ring gear, prevents that the ring gear from taking place the skew in the course of working, is provided with the multiunit ejector pad simultaneously, and the inner wall of ejector pad and the outer wall laminating of ring gear can be fixed simultaneously to a plurality of ring gears, only need promote the workstation and remove the ring gear that can fix different positions in processingequipment's bottom and process.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a side cross-sectional view of the push block of the present invention;

FIG. 4 is a perspective view of the push block of the present invention;

fig. 5 is a partial enlarged view of the utility model at a in fig. 1.

Description of reference numerals:

1. a work table; 2. a servo motor; 3. a threaded rod; 4. a moving block; 5. a fixed block; 6. a travel bar; 7. a connecting shaft; 8. a horizontal bar; 9. a slider; 10. a push rod; 11. a push block; 12. a non-slip mat; 13. a slide bar; 14. a limiting block; 15. positioning a plate; 16. positioning a groove; 17. a first chute; 18. a second runner.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a large gear ring hobbing quick-change system as shown in figures 1-5, which comprises a workbench 1, wherein a servo motor 2 is arranged on the outer wall of one side of the bottom of the workbench 1, a threaded rod 3 is arranged at the output end of the servo motor 2, a movable block 4 is arranged on the outer wall of the threaded rod 3, a fixed block 5 is arranged on the outer wall of one end of the threaded rod 3, the bottom of the fixed block 5 is connected with the outer wall of the other side of the workbench 1, a movable rod 6 is welded on the outer wall of the top of the movable block 4, a connecting shaft 7 is arranged on the outer wall of the top of the movable rod 6, a horizontal rod 8 is arranged on the outer wall of the connecting shaft 7, the movable rod 6 is connected with the horizontal rod 8 through a connecting shaft 7, a slide block 9 is arranged on the outer wall of the bottom of the horizontal rod 8, a push rod 10 is arranged at the top end of the horizontal rod 8, and the push rod 10 is connected with the horizontal rod 8 through the connecting shaft 7, the push rod 10 and the one end of carriage release lever 6 all are provided with ejector pad 11, the inside recess in ejector pad 11 bottom is provided with slipmat 12, ejector pad 11 bottom pipe perforation is provided with slide bar 13, the welding of slide bar 13 both sides outer wall has stopper 14, slide bar 13 outer wall is provided with locating plate 15, locating slot 16 has been seted up at locating plate 15 top, first spout 17 has been seted up in the middle of workstation 1, workstation 1 has been close to ejector pad 11 and has seted up second spout 18 under.

Further, in the above technical scheme, the number of the moving blocks 4 is two, the two moving blocks 4 are symmetrically distributed on two sides of a vertical center line of the threaded rod 3, the thread turning directions of two ends of the threaded rod 3 are opposite, the longitudinal section of the moving rod 6 is L-shaped, the moving rod 6 is rotatably connected with the horizontal rod 8, the horizontal rod 8 is slidably connected with the first sliding groove 17, the inner wall of the first sliding groove 17 is attached to the outer wall of the sliding block 9, the moving blocks 4 on the outer wall are driven to move inwards after the threaded rod 3 rotates, so that the moving blocks 4 push the push block 11 to move inwards through the moving rod 6, and the grooves on the inner side of the push block 11 are attached to the outer wall of the gear ring to stably fix the gear ring.

Further, in the above technical scheme, the anti-slip mat 12 is arranged inside the circular arc-shaped groove of the inner wall of the push block 11, the anti-slip mat 12 is annularly arrayed inside the groove of the push block 11, the anti-slip mat 12 is made of rubber, and the anti-slip mat 12 can prevent the gear ring from being adsorbed by vibration generated in the machining process, so that the gear ring is prevented from being directly contacted with the groove of the push block 11 to damage the outer wall of the gear ring.

Further, in the above technical scheme, the number of the push blocks 11 is two, two push blocks 11 are symmetrically distributed on two sides of a vertical center line of the workbench 1, the positioning plate 15 is arranged in the middle of the two push blocks 11, the push blocks 11 are slidably connected with the sliding rod 13, the outer wall of the sliding rod 13 is attached to the inner wall of the tube through hole at the bottom of the push block 11, the diameter of the limiting blocks 14 at two ends of the sliding rod 13 is larger than that of the tube through hole at the bottom of the push block 11, the second sliding chute 18 is slidably connected with the push blocks 11, the inner wall of the second sliding chute 18 is attached to the outer wall of the push block 11, the moving range of the push block 11 can be limited through the sliding rod 13, and the push block 11 or the positioning plate 15 is prevented from being damaged due to contact between the push block 11 and the positioning plate 15.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the gear ring needs to be cut, the gear ring is sequentially placed into a positioning groove 16 with the top of a positioning plate 15, then a servo motor 2 is started, the servo motor 2 drives a threaded rod 3 to rotate, due to the fact that the thread turning directions of two ends of the threaded rod 3 are opposite, a moving block 4 fixed on the outer wall of the threaded rod 3 moves inwards at the same time, then the moving block 4 drives a moving rod 6 to move inwards, the moving rod 6 drives a push block 11 at the bottom of a workbench 1 to move inwards, meanwhile, the moving rod 6 drives a horizontal rod 8 to move horizontally inwards through a connecting shaft 7 arranged outside, a sliding block 9 at the bottom of the horizontal rod 8 slides on the outer wall of a first sliding groove 17, deviation of the horizontal rod 8 in the moving process is prevented, the horizontal rod 8 drives a push rod 10 to move forwards, and the push block 11 at the top of the workbench 1 is driven to move inwards by the push rod 10;

referring to the attached drawings 1-5 of the specification, in the process of inward movement of the push block 11, a convex block at the bottom of the push block 11 slides on the inner wall of the second sliding groove 18, meanwhile, a tube through hole at the bottom of the push block 11 slides on the outer wall of the sliding rod 13, so that the push blocks 11 at two sides of the workbench 1 simultaneously move inwards, then a groove at one side of the push block 11 is attached to the outer wall of the gear ring, an anti-skid pad 12 in the groove of the push block 11 is attached to the outer wall of the gear ring to stably fix the gear ring, then a cutting device performs cutting processing on the gear ring, the gear ring with different fixed positions at the top of the workbench 1 can be processed only by moving the position of the workbench 1, after the processed gear ring needs to be taken down, the servo motor 2 is turned over, the threaded rod 3, the moving block 4, the moving rod 6, the horizontal rod 8 and the push rod 10 run in opposite directions, so that the moving rod 6 and the push rod 10 simultaneously pull the push block 11 outwards to separate from the outer wall of the gear ring, the gear ring is then removed from the interior of the positioning slot 16 and the positioning plate 15 can be replaced with a different gear ring so that the positioning slot 16 at the top of the positioning plate 15 is adapted to a different gear ring diameter.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a large-scale ring gear hobbing quick change system, includes workstation (1), its characterized in that: the outer wall of one side of the bottom of the workbench (1) is provided with a servo motor (2), the output end of the servo motor (2) is provided with a threaded rod (3), the outer wall of the threaded rod (3) is provided with a moving block (4), the outer wall of one end of the threaded rod (3) is provided with a fixed block (5), the bottom of the fixed block (5) is connected with the outer wall of the other side of the workbench (1), the outer wall of the top of the moving block (4) is welded with a moving rod (6), the outer wall of the top of the moving rod (6) is provided with a connecting shaft (7), the outer wall of the connecting shaft (7) is provided with a horizontal rod (8), the moving rod (6) is connected with the horizontal rod (8) through the connecting shaft (7), the outer wall of the bottom of the horizontal rod (8) is provided with a sliding block (9), the top end of the horizontal rod (8) is provided with a push rod (10), and the push rod (10) is connected with the horizontal rod (8) through the connecting shaft (7), the novel anti-skid device is characterized in that push blocks (11) are arranged at one ends of the push rods (10) and the moving rods (6), anti-skid pads (12) are arranged in grooves in the bottoms of the push blocks (11), sliding rods (13) are arranged on the bottom pipes of the push blocks (11) in a penetrating mode, limiting blocks (14) are welded to the outer walls of the two sides of the sliding rods (13), positioning plates (15) are arranged on the outer walls of the sliding rods (13), positioning grooves (16) are formed in the tops of the positioning plates (15), first sliding grooves (17) are formed in the middle of the workbench (1), and second sliding grooves (18) are formed under the situation that the workbench (1) is close to the push blocks (11).

2. The large gear ring hobbing quick-change system according to claim 1, characterized in that: the number of the moving blocks (4) is two, the two moving blocks (4) are symmetrically distributed on two sides of the vertical center line of the threaded rod (3), and the thread turning directions of two ends of the threaded rod (3) are opposite.

3. The large gear ring hobbing quick-change system according to claim 1, characterized in that: the longitudinal section of carriage release lever (6) sets up to L shape, carriage release lever (6) rotate with horizon bar (8) and are connected, horizon bar (8) and first spout (17) sliding connection, the inner wall of first spout (17) and the outer wall laminating of slider (9).

4. The large gear ring hobbing quick-change system according to claim 1, characterized in that: the anti-skidding device is characterized in that anti-skidding pads (12) are arranged inside the arc-shaped grooves in the inner wall of the push block (11), the anti-skidding pads (12) are arrayed inside the grooves of the push block (11) in an annular mode, and the anti-skidding pads (12) are made of rubber materials.

5. The large gear ring hobbing quick-change system according to claim 1, characterized in that: the quantity of ejector pad (11) sets up to two, two ejector pad (11) symmetric distribution is in the both sides of the perpendicular center line of workstation (1), two the centre of ejector pad (11) is provided with locating plate (15), ejector pad (11) and slide bar (13) sliding connection, the outer wall of slide bar (13) is laminated with the fenestrate inner wall of pipe of ejector pad (11) bottom, the diameter of stopper (14) at slide bar (13) both ends is greater than ejector pad (11) bottom pipe fenestrate diameter.

6. The large gear ring hobbing quick-change system according to claim 1, characterized in that: the second sliding groove (18) is connected with the push block (11) in a sliding mode, and the inner wall of the second sliding groove (18) is attached to the outer wall of the push block (11).