CN215881055U - Automatic edge grinding device - Google Patents

Automatic edge grinding device Download PDF

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Publication number
CN215881055U
CN215881055U CN202121398758.7U CN202121398758U CN215881055U CN 215881055 U CN215881055 U CN 215881055U CN 202121398758 U CN202121398758 U CN 202121398758U CN 215881055 U CN215881055 U CN 215881055U
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China
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workbench
pneumatic motor
grinding
support
pneumatic
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CN202121398758.7U
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Chinese (zh)
Inventor
张铮
尹天祥
杜超
邵树军
段永波
崔凡
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Shaanxi Fast Auto Drive Group Co Ltd
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Shaanxi Fast Auto Drive Group Co Ltd
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Abstract

The utility model provides an automatic edge grinding device, which solves the problems that the manual edge grinding machine is adopted for grinding edges of the existing gears, so that the human resource is wasted, and the chamfering machine is adopted, so that the equipment cost is higher. The device comprises an installation platform, a workbench, a driving unit, a pneumatic tip, a rotating unit, a polishing unit and a dust collector; the workbench and the driving unit are arranged on the mounting platform, and the driving unit is used for driving the workbench to move back and forth on the mounting platform; the pneumatic centre and the rotating unit are respectively arranged at the front end and the rear end of the workbench and used for clamping the part to be machined, and the rotating unit is used for rotating the part to be machined; the polishing unit comprises 2 polishing parts arranged on the mounting platform, and the 2 polishing parts are respectively positioned on the left side and the right side of the workbench and are arranged in a staggered manner in the front-back direction; the grinding part is used for grinding the gear edge; the dust collector is used for absorbing scrap iron generated in the working process of the grinding wheel.

Description

Automatic edge grinding device
Technical Field
The utility model relates to a gear auxiliary processing and manufacturing technology, in particular to an automatic edge grinding device.
Background
In the machine manufacturing industry, gears are the main components of mechanical transmissions. Because of the error in the machining and the deformation in the heat treatment, the chamfering operation (edge grinding) is needed along the tooth profile of the gear in the gear machining process to ensure the smooth matching and meshing between the gears, avoid the vibration and noise generated in the gear transmission process and ensure the performance of the whole machine.
Most of the prior gear grinding edges adopt manual edge grinding machines, and because the processed middle shaft parts have heavy weight and a large number of parts (batch processing), the manual edge grinding machines waste a large amount of human resources; in order to improve the chamfering efficiency, a chamfering machine is used to chamfer the gear, which reduces the labor cost to a certain extent, but has high equipment cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic edge grinding device, aiming at solving the technical problems that the manual edge grinding machine is adopted for grinding edges of the existing gear, so that the waste of human resources is caused, and the chamfering machine is adopted, so that the equipment cost is higher.
In order to achieve the purpose, the technical scheme provided by the utility model is as follows:
an automatic edge grinding device is characterized in that: the pneumatic center grinding device comprises an installation platform, a workbench, a driving unit, a pneumatic center, a rotating unit, a grinding unit and a dust collector;
the workbench and the driving unit are arranged on the mounting platform, and the driving unit is used for driving the workbench to move back and forth on the mounting platform;
the pneumatic centre and the rotating unit are respectively arranged at the front end and the rear end of the workbench and used for clamping a part to be machined, and the rotating unit is used for rotating the part to be machined;
the polishing unit comprises 2 polishing parts arranged on the mounting platform, and the 2 polishing parts are respectively positioned on the left side and the right side of the workbench and are arranged in a staggered manner in the front-back direction;
each grinding part comprises a movable support, a first adjusting component, a second adjusting component, a grinding component and a lifting component;
the mounting platform is provided with a linear guide rail, and the central line of the linear guide rail is vertical to the front-back moving direction of the workbench; the movable support is arranged on the linear guide rail, and a sliding block is arranged on the lower surface of the movable support and can move on the linear guide rail;
the first adjusting assembly comprises a pneumatic motor angle rotating shaft, a mounting plate and a supporting vertical plate, the mounting plate is arranged above the movable support in parallel, the upper end of the pneumatic motor angle rotating shaft is vertically and fixedly connected with one end, far away from the workbench, of the mounting plate, the other end of the pneumatic motor angle rotating shaft penetrates through the movable support and then is provided with a limiting structure, and the pneumatic motor angle rotating shaft can rotate relative to the movable support; the upper end of the supporting vertical plate is fixedly connected with the lower surface of the mounting plate, and the lower end of the supporting vertical plate is contacted with the upper surface of the movable support;
the second adjusting assembly comprises a horizontal adjusting support arranged in the middle of the upper surface of the mounting plate and a pneumatic motor horizontal direction adjusting plate which is arranged above the mounting plate in parallel and connected with the horizontal adjusting support;
the grinding assembly comprises a pneumatic motor support, a supporting seat, a spring, a rotating shaft, a pneumatic motor and a grinding wheel sheet, the pneumatic motor support is positioned above a pneumatic motor horizontal direction adjusting plate, the lower end of the supporting seat is fixed with one end, close to the workbench, of the pneumatic motor horizontal direction adjusting plate, and the upper end of the supporting seat is hinged with one end, close to the workbench, of the pneumatic motor support through the rotating shaft; the axis of the rotating shaft is vertical to the central line of the linear guide rail and is parallel to the front-back moving direction of the workbench;
the spring is arranged between one end of the pneumatic motor horizontal direction adjusting plate, which is far away from the workbench, and one end of the pneumatic motor bracket, which is far away from the workbench;
the pneumatic motor is arranged at one end of the pneumatic motor bracket close to the workbench, and the grinding wheel is arranged on the output shaft of the pneumatic motor and close to one side of the workbench;
the lifting assembly comprises a jacking cylinder and a bracket, the jacking cylinder is arranged at one end of the mounting plate close to the workbench, and the bracket is arranged above the jacking cylinder, connected with the output of the jacking cylinder and used for pushing the pneumatic motor to rotate up and down around the rotating shaft;
the dust collector is used for absorbing scrap iron generated in the working process of the grinding wheel.
Furthermore, the mounting plate is provided with a long hole, and the length direction of the long hole is vertical to the central line of the linear guide rail;
the horizontal adjusting support is provided with a through hole matched with the strip hole, and the horizontal adjusting support and the mounting plate are fixed by sequentially penetrating the strip hole and the through hole through bolts.
Furthermore, the polishing units are a plurality of groups which are sequentially arranged along the front-back moving direction of the workbench, and the lengths of the strip holes on the mounting plates of the polishing units are different.
Further, the pneumatic motors of the plurality of sets of grinding units have different rotation angles of their angular rotation axes.
Furthermore, the polishing assembly also comprises a spring compression amount adjusting plate, one end of the spring compression amount adjusting plate is connected with the pneumatic motor horizontal direction adjusting plate, and the other end of the spring compression amount adjusting plate is positioned right above one end, provided with the spring, of the pneumatic motor support;
the one end that the workstation was kept away from to pneumatic motor support and the one end that the workstation was kept away from to pneumatic motor horizontal direction regulating plate all are equipped with the balancing weight.
Further, the device also comprises an electrical cabinet and a protective cover arranged on the electrical cabinet;
the mounting platform is arranged on the electric cabinet, and the workbench, the driving unit, the pneumatic tip, the rotating unit and the polishing unit are all positioned in the protective cover;
the protective cover is provided with a switch door;
the dust collector is arranged on the outer side surface of the protective cover.
Furthermore, the movable support moves on the linear guide rail through the driving cylinder, the driving cylinder is arranged on the mounting platform, and the output of the driving cylinder is connected with the movable support through the integral support cylinder mounting plate.
Furthermore, the rotating unit comprises a transmission shaft, a speed reducer and a rotating motor which are sequentially arranged from front to back, the rotating motor is arranged on the workbench, the output of the rotating motor is connected with the transmission shaft through the speed reducer, and the transmission shaft is arranged on the workbench through a bearing seat;
the driving unit comprises a driving motor and a ball screw pair, the driving motor is arranged on the mounting platform, and the output of the driving motor is connected with the workbench through the ball screw pair.
Further, still include the robot that is used for waiting to process the part unloading.
Furthermore, the jacking cylinder is fixed on the end surfaces of the mounting plate and the supporting vertical plate through a cylinder mounting plate.
Compared with the prior art, the utility model has the advantages that:
1. the device drives the workbench to move through the driving unit, realizes automatic adjustment of the position of the part on the workbench, and replaces the existing manual adjustment of the position of the part; and the grinding wheel is naturally lowered to the corresponding gear processing position after the lifting assembly returns, and the movement of the pneumatic motor is controlled through the spring, so that the grinding wheel can move along with the appearance of the gear, and the processing requirement of gear grinding is met.
2. The edge grinding part of the device is adjustable, and the front, back, left and right adjustment of the edge grinding part can be realized, so that the device can process products compatible with the axial lengths of different gears.
3. The polishing units of the device can be multiple groups to realize the processing of products compatible with different models, so that the universality is stronger.
4. The polishing part of the device comprises a spring compression amount adjusting plate, so that the damage to parts caused by the transitional polishing of the gear on the surface of the part to be processed is avoided.
5. The device also comprises a protective cover which is used for protecting the device and prolonging the service life.
6. The device also comprises a robot for feeding and discharging, so that automatic edge grinding processing is realized, the working efficiency is improved, and the working intensity of workers is reduced.
Drawings
FIG. 1 is a first schematic structural view of the automatic edge grinding device of the present invention (the dust collector and the protective cover are not shown);
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a second schematic structural view of the automatic edge grinding device of the present invention (showing a vacuum cleaner, and equipped with a protective cover);
FIG. 4 is a first schematic structural diagram of a polishing portion of the automatic edge polishing apparatus according to the present invention (initial state of the polishing portion);
FIG. 5 is a right side view of FIG. 4;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is a schematic structural view of a grinding portion of the automatic edge grinding device of the present invention (a grinding wheel of the grinding portion is adjusted to be in a state of being engaged with a gear surface of a part to be processed);
FIG. 8 is a right side view of FIG. 7;
FIG. 9 is a top view of FIG. 7;
wherein the reference numbers are as follows:
01-a part to be machined, 011-a gear;
1-mounting a platform, 11-a guide rail mounting base and 12-a linear guide rail; 2-a workbench; 3-a drive unit; 4-pneumatic centre; 5-a rotating unit, 51-a transmission shaft, 52-a speed reducer, 53-a rotating motor and 54-a bearing seat;
6-polishing unit, 61-polishing part, 611-moving support, 6111-sliding block, 612-pneumatic motor angle rotating shaft, 6121-limiting structure, 613-mounting plate, 614-supporting vertical plate, 615-horizontal adjusting support, 616-pneumatic motor horizontal direction adjusting plate, 617-pneumatic motor support, 618-supporting seat, 619-spring, 620-rotating shaft, 621-spring compression amount adjusting plate, 622-pneumatic motor, 623-coupler, 624-grinding wheel mounting column, 625-grinding wheel, 626-jacking cylinder, 627-cylinder mounting plate, 628-bracket, 629-driving cylinder and 630-integral support cylinder mounting plate;
7-a dust collector; 8-protective cover, 81-switch door and 9-electric cabinet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 3, an automatic chamfering device includes an electrical cabinet 9, a mounting platform 1, a workbench 2, a driving unit 3, a pneumatic tip 4, a rotating unit 5, a grinding unit 6 and a dust collector 7.
The mounting platform 1 is arranged on the electrical cabinet 9, the upper surface of the mounting platform 1 is provided with a guide rail mounting seat 11 for a workbench, and the guide rail mounting seat 11 is provided with a linear slide rail.
The workbench 2 is arranged on the linear slide rail, and the workbench 2 can move back and forth on the linear slide rail.
The driving unit 3 is arranged on the mounting platform 1 and positioned on the front side of the workbench 2, and the driving unit 3 is used for driving the workbench 2 to move back and forth on the linear slide rail; the driving unit 3 comprises a driving motor and a ball screw pair, the ball screw pair comprises a ball screw and a ball screw nut, the driving motor is arranged on the mounting platform 1, the ball screw is connected with the output of the driving motor, and the ball screw nut is sleeved on the ball screw and is fixedly connected with the workbench 2.
The pneumatic center 4 and the rotating unit 5 are respectively arranged at the front end and the rear end of the workbench 2, a space between the pneumatic center 4 and the rotating unit 5 is used for placing a part 01 to be machined, and the center of the pneumatic center 4 is pushed out by compressed air and then matched with the rotating unit 5 to clamp the part 01 to be machined; the rotating unit 5 is used for driving the part 01 to be processed to rotate, the rotating unit 5 comprises a transmission shaft 51, a speed reducer 52 and a rotating motor 53 which are sequentially arranged from front to back, the rotating motor 53 is arranged on the workbench 2, the output of the rotating motor 53 is connected with the transmission shaft 51 through the speed reducer 52, and the transmission shaft 51 is supported on the workbench 2 through a bearing seat 54.
The polishing unit 6 comprises 2 polishing parts 61 arranged on the mounting platform 1, wherein the 2 polishing parts 61 are respectively positioned at the left side and the right side of the workbench 2 and are oppositely arranged, and are arranged in a staggered manner in the front-back direction and used for being matched with two end faces of the same gear 011 on the part 01 to be processed.
As shown in fig. 4 to 6, each grinding part 61 is movable left and right on the mounting platform 1, and includes a moving support 611, a driving cylinder 629, a first adjusting assembly, a second adjusting assembly, a grinding assembly, and a lifting assembly.
A linear guide rail 12 is arranged at the position, matched with the movable support 611, on the mounting platform 1, the central line of the linear guide rail 12 is perpendicular to the central line of the linear slide rail, correspondingly, a linear guide rail mounting hole is formed in the mounting platform 1, and the linear guide rail 12 is fixed on the mounting platform 1 through a bolt; the movable support 611 is arranged on the linear guide rail 12, the sliding block 6111 matched with the linear guide rail 12 is arranged on the lower surface of the movable support 611, the driving cylinder 629 is arranged in the electrical cabinet 9, the output of the driving cylinder 629 is connected with the movable support 611 through the integral support cylinder mounting plate 630, and the integral support cylinder mounting plate 630 is driven to move through the driving cylinder 629, so that the movable support 611 moves on the linear guide rail 12.
The first adjusting assembly comprises a pneumatic motor angle rotating shaft 612, a mounting plate 613 and a supporting vertical plate 614, the mounting plate 613 is arranged above the movable support 611 in parallel, the upper end of the pneumatic motor angle rotating shaft 612 is vertically and fixedly connected with one end of the mounting plate 613, which is far away from the workbench 2, the other end of the pneumatic motor angle rotating shaft passes through the movable support 611 and is provided with a limit structure 6121, and the pneumatic motor angle rotating shaft 612 can rotate relative to the movable support 611, namely the mounting plate 613 rotates around the axis of the rotating shaft 620; the supporting upright 614 provides support for the mounting plate 613, and has an upper end fixedly connected to the lower surface of the mounting plate 613 at the end close to the worktable 2 and a lower end contacting the upper surface of the movable support 611.
The second adjusting component comprises a horizontal adjusting support 615 and a pneumatic motor horizontal direction adjusting plate 616, a long hole is arranged in the middle of the mounting plate 613, the length direction of the long hole is vertical to the central line of the linear guide rail 12, a through hole matched with the long hole is arranged on the horizontal adjusting support 615, the horizontal adjusting support 615 is mounted in the middle of the mounting plate 613 by sequentially penetrating through the long hole and the through hole through bolts, and the horizontal adjusting support 615 can move along the length direction of the long hole to realize the adjustment of the front and back direction positions of the horizontal adjusting support 615; the pneumatic motor horizontal direction adjustment plate 616 is disposed above the mounting plate 613 in parallel, and is connected to the horizontal adjustment support 615 by a bolt.
The grinding assembly comprises a pneumatic motor support 617, a support seat 618, a spring 619, a rotating shaft 620, a spring compression amount adjusting plate 621, a pneumatic motor 622, a grinding wheel mounting column 624 and a grinding wheel sheet 625, wherein the pneumatic motor support 617 is positioned above the pneumatic motor horizontal direction adjusting plate 616, and the support seat 618 and the spring 619 are respectively positioned at the left side and the right side of the horizontal adjusting support 615; the lower end of the supporting seat 618 is fixed with one end of the pneumatic motor horizontal direction adjusting plate 616 close to the workbench 2, and the upper end thereof is hinged with one end of the pneumatic motor bracket 617 close to the workbench 2 through the rotating shaft 620; the axis of the rotating shaft 620 is perpendicular to the central line of the linear guide rail 12 and parallel to the central line of the linear slide rail; spring 619 sets up and keeps away from between the one end of workstation 2 and the one end that workstation 2 was kept away from to pneumatic motor support 617 at pneumatic motor horizontal direction regulating plate 616, spring 619 is used for controlling pneumatic motor 622's motion and guarantees that grinding wheel 625 can be along with the motion of part 01 surface gear 011 appearance to be processed, the one end of spring compression adjusting plate 621 links to each other with pneumatic motor horizontal direction regulating plate 616, the other end is located pneumatic motor support 617 and is equipped with directly over spring 619 one end, be used for providing limiting displacement for pneumatic motor 622 rotates downwards around rotation axis 620, avoid treating the transition of processing part 01 surface gear 011 and polish, cause the part to damage.
The pneumatic motor 622 is arranged at one end of the pneumatic motor bracket 617 close to the workbench 2, the output of the pneumatic motor 622 faces the workbench 2, one end of the grinding wheel mounting column 624 is connected with the output shaft of the pneumatic motor 622 through the coupler 623, and the grinding wheel 625 is coaxially arranged at the other end of the grinding wheel mounting column 624 and close to one side of the workbench 2; balancing weights are arranged at one end of the pneumatic motor support 617, which is far away from the workbench 2, and one end of the pneumatic motor horizontal direction adjusting plate 616, which is far away from the workbench 2, so that the stability of the pneumatic motor 622 and the grinding wheel sheet 625 after installation is ensured;
the lifting assembly comprises a lifting cylinder 626, a cylinder mounting plate 627 and a bracket 628, the lifting cylinder 626 is fixed on the end surfaces of the mounting plate 613 and the supporting vertical plate 614 through the cylinder mounting plate 627 and is positioned right below the pneumatic motor 622, the bracket 628 is arranged above the lifting cylinder 626 and is connected with the output of the lifting cylinder 626, the lifting cylinder 626 pushes the bracket 628 to move upwards so as to drive the pneumatic motor 622 to rotate upwards around the rotating shaft 620, a grinding wheel 625 on the pneumatic motor 622 is supported, and the spring 619 and the pneumatic motor horizontal direction adjusting plate 616 provide a limiting effect for the upward rotation of the pneumatic motor 622; and the jacking cylinder 626 drives the bracket 628 to retract downwards, the pneumatic motor 622 rotates downwards around the rotating shaft 620, and the spring compression amount adjusting plate 621 achieves the limiting of the downward rotation of the pneumatic motor 622.
The automatic edge grinding device of the embodiment further comprises an electrical cabinet 9 and a protective cover 8 arranged on the electrical cabinet 9, the workbench 2, the driving unit 3, the pneumatic center 4, the rotating unit 5 and the grinding unit 6 are all located in the protective cover 8, and a switch door 81 is arranged on the protective cover 8; the dust collector 7 is arranged on the outer side wall of the protective cover 8, negative pressure is formed in the electric cabinet 9 by the dust collector 7 after grinding, and the grinding dust is collected and processed in a centralized mode.
The automatic chamfering device of the embodiment further comprises a robot, the robot is used for feeding and discharging the part 01 to be machined, automatic chamfering machining is achieved, and working efficiency is improved.
The polishing units 6 of the automatic edge polishing device of the embodiment can be a plurality of groups which are sequentially arranged along the direction of the central line of the linear slide rail, the lengths of the long holes on the mounting plates 613 of the polishing parts 61 of the polishing units 6 are different, so as to ensure the distance of the front and back adjustment of the polishing parts 61, thereby realizing the processing of products compatible with different models (different axial lengths of the gears 011), and the lengths of the long holes on the mounting plates 613 of the two polishing parts 61 of each polishing unit 6 can be the same or different; the pneumatic motor angle rotating shafts 612 of the plurality of sets of grinding units 6 also have different rotating angles so as to realize the processing of products compatible with different models (different chamfering angles of gear surfaces).
In this embodiment, a to-be-processed part 01 is an example of a middle shaft part, the to-be-processed part has 3 gears 011, and the automatic edge grinding device operates as follows:
1) before the part is machined, the part is clamped on the workbench 2, and the grinding part 61 of the grinding unit 6 is close to the part gear machining position through a manual control device; according to gear structure parameter, adjust corresponding portion of polishing 61, specifically be: manually adjusting the position of the horizontal adjusting support 615 according to the axial length of the gear, manually rotating the angular rotating shaft 612 of the first pneumatic motor according to the chamfering angle of the gear, and adjusting the compression amount of the spring 619 to ensure the joint of the grinding wheel 625 and the end surface of the corresponding gear 011, wherein the grinding wheel of the grinding part is adjusted to be matched with the gear surface of the part to be processed as shown in fig. 7 to 9, and the central line of the grinding wheel of the grinding part forms an included angle of 20 degrees with the central line of the linear guide rail; after the adjustment is finished, the equipment is reset to the position shown in fig. 1, namely the grinding part is reset to the initial position along the linear guide rail (the grinding part is far away from one side of the part;
2) the part 01 to be machined is placed between the pneumatic center 4 and the transmission shaft 51 through a robot, the center head of the pneumatic center 4 is matched with the transmission shaft 51 at the rear end after being ejected out, clamping of the part 01 to be machined is achieved, and meanwhile the rear end of the part 01 to be machined is matched and connected with the transmission shaft 51, and synchronous rotation can be achieved;
3) the driving motor drives the workbench 2 to move back and forth, so that one gear 011 on the part 01 to be processed moves to 2 grinding parts 61 of the grinding unit 6 corresponding to the gear 011;
4) after the workbench 2 moves to the right position, the lifting cylinder 626 of the grinding part 61 extends out, the bracket 628 lifts the grinding wheel 625, then the driving cylinder 629 controls 2 grinding parts 61 of the grinding unit 6 to be close to the part, and after the driving cylinder 629 is in the right position, the lifting cylinder 626 retracts to lower the grinding wheel 625 to the corresponding gear machining position;
5) starting the rotating motor 53 and the pneumatic motor 622, wherein the rotating motor 53 drives the part to rotate through the transmission shaft 51, meanwhile, the pneumatic motor 622 drives the grinding wheel 625 to rotate to grind the end face of the gear 011 of the part, the end face of the gear 011 can be guaranteed to be machined through the rotation of the part, a spring 619 is arranged between the horizontal direction adjusting plate 616 of the pneumatic motor and the pneumatic motor support 617, and the grinding wheel 625 can move along with the appearance of the gear 011 when the part rotates;
6) after the gear 011 is machined, the lifting cylinder 626 of the grinding part 61 extends out, the grinding wheel sheet 625 is lifted, and the driving cylinder 629 resets the grinding part 61 to the initial position (the grinding part 61 is far away from the part); then, driving a motor to drive a workbench 2 to move, so that another gear 011 on the part 01 to be processed moves to the position of 2 polishing parts 61 corresponding to the polishing units 6, wherein the polishing units 6 can be the same as the polishing units 6 selected in the step 3) or another polishing unit, the polishing units are reasonably selected according to the structural parameters of the gear 011, and then the chamfering processing of the gear 011 is completed by using the methods in the steps 4) and 5);
7) finishing chamfering of the last gear 011 by using the method in the step 6);
8) after the machining is finished, the jacking cylinder 626 of the polishing part 61 extends out, the grinding wheel 625 is lifted, the driving cylinder 629 resets the polishing part 61 to the initial position, the driving motor drives the ball screw to return to the original position, the pneumatic center 4 is loosened, the robot takes out the part from the equipment, and the chamfering machining of six tooth surfaces of the middle shaft part is finished.
The automatic edge grinding device of the embodiment is automatic mechanical equipment for removing flanging burrs of the upper gear of the shaft part, the automatic edge grinding device adopts a pneumatic motor to rotate at a high speed to drive a grinding wheel to grind, the equipment provides convenient and reliable shaft parts for industries such as automobiles, motorcycles, agricultural vehicles, engineering machinery, speed reduction machinery and machine manufacturing, the meshing precision of transmission parts can be greatly improved, and the transmission noise is effectively reduced.
The above description is only for the preferred embodiment of the present invention and does not limit the technical solution of the present invention, and any modifications made by those skilled in the art based on the main technical idea of the present invention belong to the technical scope of the present invention.

Claims (10)

1. An automatic edge grinding device is characterized in that: the pneumatic center grinding device comprises a mounting platform (1), a workbench (2), a driving unit (3), a pneumatic center (4), a rotating unit (5), a grinding unit (6) and a dust collector (7);
the workbench (2) and the driving unit (3) are both arranged on the mounting platform (1), and the driving unit (3) is used for driving the workbench (2) to move back and forth on the mounting platform (1);
the pneumatic centre (4) and the rotating unit (5) are respectively arranged at the front end and the rear end of the workbench (2) and used for clamping a part (01) to be machined, and the rotating unit (5) is used for rotating the part (01) to be machined;
the polishing unit (6) comprises 2 polishing parts (61) arranged on the mounting platform (1), wherein the 2 polishing parts (61) are respectively positioned at the left side and the right side of the workbench (2) and are arranged in a staggered manner in the front-back direction;
each grinding part (61) comprises a movable support (611), a first adjusting component, a second adjusting component, a grinding component and a lifting component;
a linear guide rail (12) is arranged on the mounting platform (1), and the central line of the linear guide rail (12) is vertical to the front-back moving direction of the workbench (2); the movable support (611) is arranged on the linear guide rail (12), a sliding block (6111) is arranged on the lower surface of the movable support (611), and the sliding block (6111) can move on the linear guide rail (12);
the first adjusting assembly comprises a pneumatic motor angle rotating shaft (612), a mounting plate (613) and a supporting vertical plate (614), the mounting plate (613) is arranged above the movable support (611) in parallel, the upper end of the pneumatic motor angle rotating shaft (612) is vertically and fixedly connected with one end, far away from the workbench (2), of the mounting plate (613), the other end of the pneumatic motor angle rotating shaft penetrates through the movable support (611) and then is provided with a limiting structure (6121), and the pneumatic motor angle rotating shaft (612) can rotate relative to the movable support (611); the upper end of the supporting vertical plate (614) is fixedly connected with the lower surface of the mounting plate (613), and the lower end of the supporting vertical plate is contacted with the upper surface of the movable support (611);
the second adjusting component comprises a horizontal adjusting support (615) arranged in the middle of the upper surface of the mounting plate (613) and a pneumatic motor horizontal direction adjusting plate (616) which is arranged above the mounting plate (613) in parallel and connected with the horizontal adjusting support (615);
the grinding assembly comprises a pneumatic motor support (617), a supporting seat (618), a spring (619), a rotating shaft (620), a pneumatic motor (622) and a grinding wheel sheet (625), the pneumatic motor support (617) is located above a horizontal direction adjusting plate (616) of the pneumatic motor, the lower end of the supporting seat (618) is fixed with one end, close to the workbench (2), of the horizontal direction adjusting plate (616) of the pneumatic motor, and the upper end of the supporting seat is hinged with one end, close to the workbench (2), of the pneumatic motor support (617) through the rotating shaft (620); the axis of the rotating shaft (620) is vertical to the central line of the linear guide rail (12) and is parallel to the front-back moving direction of the workbench (2);
the spring (619) is arranged between one end of the pneumatic motor horizontal direction adjusting plate (616) far away from the workbench (2) and one end of the pneumatic motor bracket (617) far away from the workbench (2);
the pneumatic motor (622) is arranged at one end, close to the workbench (2), of the pneumatic motor support (617), and the grinding wheel (625) is arranged on an output shaft of the pneumatic motor (622) and close to one side of the workbench (2);
the lifting assembly comprises a jacking cylinder (626) and a bracket (628), the jacking cylinder (626) is arranged at one end, close to the workbench (2), of the mounting plate (613), and the bracket (628) is arranged above the jacking cylinder (626) and connected with the output of the jacking cylinder (626) and used for pushing the pneumatic motor (622) to rotate up and down around the rotating shaft (620);
the dust collector (7) is used for absorbing scrap iron generated in the working process of the grinding wheel (625).
2. The automatic arris-grinding device as claimed in claim 1, wherein: the mounting plate (613) is provided with a long hole, and the length direction of the long hole is vertical to the central line of the linear guide rail (12);
the horizontal adjusting support (615) is provided with a through hole matched with the strip hole, and the horizontal adjusting support (615) and the mounting plate (613) are fixed by sequentially penetrating the strip hole and the through hole through bolts.
3. The automatic arris-grinding device as claimed in claim 2, wherein: the polishing units (6) are sequentially arranged in a plurality of groups along the front-back moving direction of the workbench (2), and the lengths of the long holes on the mounting plates (613) of the polishing units (6) are different.
4. The automatic arris-grinding device as claimed in claim 2, wherein: the air motors of the plurality of groups of grinding units (6) have different angular rotation angles of the rotating shaft (612).
5. The automatic arris-grinding device as claimed in any one of claims 1 to 4, wherein: the grinding assembly further comprises a spring compression amount adjusting plate (621), one end of the spring compression amount adjusting plate is connected with the pneumatic motor horizontal direction adjusting plate (616), and the other end of the spring compression amount adjusting plate is positioned right above one end, provided with a spring (619), of the pneumatic motor support (617);
and one end of the pneumatic motor support (617) far away from the workbench (2) and one end of the pneumatic motor horizontal direction adjusting plate (616) far away from the workbench (2) are both provided with balancing weights.
6. The automatic arris-grinding device as claimed in claim 5, wherein: the device also comprises an electrical cabinet (9) and a protective cover (8) arranged on the electrical cabinet (9);
the mounting platform (1) is arranged on an electrical cabinet (9), and the workbench (2), the driving unit (3), the pneumatic tip (4), the rotating unit (5) and the polishing unit (6) are all positioned in the protective cover (8);
the protective cover (8) is provided with a switch door (81);
the dust collector (7) is arranged on the outer side surface of the protective cover (8).
7. The automatic arris-grinding device as claimed in claim 6, wherein: the movable support (611) moves on the linear guide rail (12) through a driving cylinder (629), the driving cylinder (629) is arranged on the mounting platform (1), and the output of the driving cylinder is connected with the movable support (611) through an integral support cylinder mounting plate (630).
8. The automatic arris-grinding device as claimed in claim 1, wherein: the rotary unit (5) comprises a transmission shaft (51), a speed reducer (52) and a rotary motor (53) which are sequentially arranged from front to back, the rotary motor (53) is arranged on the workbench (2), the output of the rotary motor (53) is connected with the transmission shaft (51) through the speed reducer (52), and the transmission shaft (51) is arranged on the workbench (2) through a bearing seat (54);
the driving unit (3) comprises a driving motor and a ball screw pair, the driving motor is arranged on the mounting platform (1), and the output of the driving motor is connected with the workbench (2) through the ball screw pair.
9. The automatic arris-grinding device as claimed in claim 1, wherein: the automatic feeding and discharging robot further comprises a robot used for feeding and discharging the part (01) to be processed.
10. The automatic arris-grinding device as claimed in claim 7, wherein: the jacking cylinder (626) is fixed on the end surfaces of the mounting plate (613) and the supporting vertical plate (614) through a cylinder mounting plate (627).
CN202121398758.7U 2021-06-23 2021-06-23 Automatic edge grinding device Active CN215881055U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121398758.7U CN215881055U (en) 2021-06-23 2021-06-23 Automatic edge grinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121398758.7U CN215881055U (en) 2021-06-23 2021-06-23 Automatic edge grinding device

Publications (1)

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CN215881055U true CN215881055U (en) 2022-02-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121398758.7U Active CN215881055U (en) 2021-06-23 2021-06-23 Automatic edge grinding device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114523358A (en) * 2022-03-15 2022-05-24 重庆建设车用空调器有限责任公司 Two-sided chamfer burring equipment of oval terminal surface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114523358A (en) * 2022-03-15 2022-05-24 重庆建设车用空调器有限责任公司 Two-sided chamfer burring equipment of oval terminal surface

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