CN216327045U

CN216327045U - Automatic feeding device for machining of cylindrical grinding machine

Info

Publication number: CN216327045U
Application number: CN202121983260.7U
Authority: CN
Inventors: 李文俊
Original assignee: Hubei Huiwen Machinery Manufacturing Co ltd
Current assignee: Hubei Huiwen Machinery Manufacturing Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-04-19
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses an automatic feeding device for machining of a cylindrical grinding machine, which adopts the technical scheme that: the automatic feeding mechanism is arranged in the support frame and extends to the outer side of the support frame. The automatic feeding mechanism comprises a first motor and a second motor, wherein the first motor and the second motor are both fixedly connected to the front side of the support frame, and the automatic feeding mechanism has the beneficial effects that: according to the utility model, the inner sides of the four clamping blocks are all contacted with a workpiece by rotating the knob, and the pressure applied to the workpiece by the four springs is buffered, so that the four angles of the workpiece can be well fixed, the workpiece can be prevented from being damaged when the clamping blocks are contacted with the workpiece, the pull rod is pulled rightwards after the gear motor is rotated, the connecting box is rotated, the workpiece is controlled to rotate up and down and left and right, each angle can be polished, and the polishing precision is improved.

Description

Automatic feeding device for machining of cylindrical grinding machine

Technical Field

The utility model relates to the technical field of cylindrical grinding machines, in particular to an automatic feeding device for processing of a cylindrical grinding machine.

Background

The cylindrical grinding machine is a grinding machine for processing the outer surface and the shaft shoulder end surface of a cylindrical, conical or other-shaped plain line of a workpiece; the grinding machine is widely used and can be used for processing various cylindrical conical outer surfaces and shaft shoulder end surfaces. Among all grinding machines, the cylindrical grinding machine is the most widely used machine tool, and generally comprises a cast iron bed at the base, a table, a headstock and a tailstock for supporting and driving a workpiece to rotate, a grinding carriage (head) for mounting a grinding wheel, a transverse feed mechanism for controlling the size of the ground workpiece, an electric appliance for controlling the movement of the moving parts of the machine tool, a hydraulic device, and other main parts.

The prior art has the following defects: the existing cylindrical composite grinding machine generally changes the three directions of an X axis, a Y axis and a Z axis of a grinding wheel to feed and grind an outer circular shaft, so that the grinding efficiency of a workpiece is low, the precision is low, huge time cost needs to be wasted, resource waste is caused, and the practicability is greatly reduced.

Therefore, the automatic feeding device for the cylindrical grinding machine is necessary to be invented.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an automatic feeding device for machining of a cylindrical grinding machine, which drives an auxiliary component to move longitudinally and transversely through a first rotating shaft and a second rotating shaft respectively so as to solve the problem that the conventional cylindrical composite grinding machine generally changes the three directions of an X axis, a Y axis and a Z axis of a grinding wheel to feed and grind the outer circular shaft.

In order to achieve the above purpose, the utility model provides the following technical scheme: the automatic feeding device for the machining of the cylindrical grinding machine comprises a support frame, wherein an automatic feeding mechanism is arranged in the support frame and extends to the outer side of the support frame;

the automatic feeding mechanism comprises a first motor and a second motor, wherein the first motor and the second motor are fixedly connected to the front side of the support frame, a first rotating shaft is fixedly connected to an output shaft of the first motor, the rear end of the first rotating shaft extends into the rear side of the support frame, a moving box is sleeved outside the first rotating shaft, a moving plate is fixedly connected to one side of the moving box and is in threaded connection with the first rotating shaft, a second rotating shaft is embedded inside the moving plate, two ends of the second rotating shaft respectively extend to two sides of the moving box, a moving groove is formed in the top of the moving box, a special connecting frame is sleeved outside one end of the second rotating shaft, a first bevel gear is fixedly connected to one end of the second rotating shaft, a second bevel gear is arranged on the rear side of the first bevel gear and is meshed with the second bevel gear, a telescopic rod is fixedly embedded inside the second bevel gear, and the front end of the telescopic rod is fixedly connected with an output shaft of the second motor, the top of the moving plate is provided with an auxiliary component, and the bottom of the moving box is provided with a supporting component.

Preferably, the auxiliary component includes pivot three, pivot three inlays to be established inside the movable plate, three tops of pivot run through the shifting chute and extend to the shifting box top, the connecting box has been cup jointed in the three outside of pivot fixedly, the circular slot has been seted up in the connecting box outside, three top fixedly connected with discs of pivot, the disc is located inside the connecting box.

Preferably, the top of one side of the movable box is fixedly connected with a vertical plate, a fixing groove is formed in the vertical plate, a first spring is fixedly connected with one side of the vertical plate, a pull rod is arranged in the first spring, one end of the pull rod penetrates through the through groove and extends to the other side of the vertical plate, a toothed block is fixedly connected with the other end of the pull rod, a toothed ring is arranged on the disc (14), and the toothed block is meshed with the toothed ring.

Preferably, connecting box top fixedly connected with movable box, the movable box is inside to be inlayed and is equipped with pivot four, four one ends in pivot extend to movable box one side, four one end fixedly connected with knobs in pivot, two movable slots have been seted up to movable box top inboard the four outside covers in pivot are equipped with two connecting plates, two connecting plates and the four equal threaded connection in pivot.

Preferably, the tops of the two connecting plates penetrate through the two movable grooves respectively and extend to the top of the movable box, the inner sides of the two connecting plates are provided with fixing frames, and the tops of the two fixing frames and the inner sides of the bottoms of the two fixing frames are fixedly connected with a second spring.

Preferably, the two inner sides of the spring are fixedly connected with a clamping block, the inner side of the clamping block is fixedly connected with a telescopic cylinder, the two outer sides of the fixing frames are fixedly connected with a roller, the roller is rotatably connected with the connecting plate, one end of the roller in the connecting plate on the right side penetrates through the connecting plate, and one end of the roller penetrating through the connecting plate is connected with a speed reduction motor.

Preferably, the bottom of the movable box is provided with two limiting wheels, the inner side surface of the bottom of the support frame is provided with two limiting grooves, the bottom ends of the two limiting wheels extend into the two limiting grooves respectively, and the limiting wheels are matched with the limiting grooves.

Preferably, the supporting part includes two flexible posts, two flexible post is symmetry form evenly distributed, two the equal fixed connection of flexible post is in the support frame bottom, two the flexible post outside all overlaps and is equipped with spring three, two three tops of spring all with support frame bottom fixed connection, two flexible toe portion fixedly connected with diaphragm.

The utility model has the beneficial effects that:

1. according to the utility model, the inner sides of the four clamping blocks are all contacted with a workpiece by rotating the knob, and the pressure applied to the workpiece by the four springs is buffered, so that the four angles of the workpiece can be well fixed, the workpiece can be prevented from being damaged when the clamping blocks are contacted with the workpiece, after the speed reducing motor is started, the pull rod is pulled rightwards, the connecting box is rotated, the workpiece is controlled to rotate up and down and left and right, each angle can be polished, and the polishing precision is improved.

2. The auxiliary component is driven to move longitudinally by the rotating shaft, the auxiliary component is driven to move transversely by the rotating shaft II, so that transverse feeding and longitudinal feeding of workpieces can be realized, and meanwhile, the two springs III at the bottom of the support frame can buffer the workpieces to a certain extent during polishing.

Drawings

FIG. 1 is a perspective view of the overall structure provided by the present invention;

FIG. 2 is a front cross-sectional view provided by the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the utility model at B of FIG. 2;

FIG. 5 is a perspective view of the overall structure of example 2 provided by the present invention;

in the figure: the device comprises a support frame 1, a first motor 2, a second motor 3, a first rotating shaft 4, a moving box 5, a moving plate 6, a second rotating shaft 7, a connecting frame 8, a first bevel gear 9, a second bevel gear 10, a telescopic rod 11, a third rotating shaft 12, a connecting box 13, a disc 14, a vertical plate 15, a first spring 16, a pull rod 17, a toothed block 18, a movable box 19, a fourth rotating shaft 20, a connecting plate 21, a fixed frame 22, a rolling shaft 23, a telescopic column 24, a third spring 25, a transverse plate 26, a second spring 27, a clamping block 28 and a telescopic cylinder 29.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Embodiment 1, referring to fig. 1 to 4, the automatic feeding device for machining of the cylindrical grinding machine provided by the utility model comprises a support frame 1, wherein an automatic feeding mechanism is arranged inside the support frame 1, and the automatic feeding mechanism extends to the outer side of the support frame 1.

The automatic feeding mechanism comprises a first motor 2 and a second motor 3, wherein the first motor 2 and the second motor 3 are fixedly connected to the front side of a support frame 1, an output shaft of the first motor 2 is fixedly connected with a first rotating shaft 4, the rear end of the first rotating shaft 4 extends into the rear side of the support frame 1, a moving box 5 is sleeved outside the first rotating shaft 4, a connecting part of the moving plate 6 and the first rotating shaft 4 is in threaded connection, a moving plate 6 is fixedly connected to the inner side of the bottom of the moving box 5, a second rotating shaft 7 is embedded inside the moving plate 6, two ends of the second rotating shaft 7 respectively extend into the inner part of one side and the other side of the moving box 5, a moving groove is formed in the top of the moving box 5, a special connecting frame 8 is sleeved outside one end of the second rotating shaft 7, one end of the second rotating shaft 7 is fixedly connected with a first bevel gear 9, a second bevel gear 10 is arranged on the rear side of the first bevel gear 9, and the first bevel gear 9 is meshed with the second bevel gear 10, the telescopic rod 11 is fixedly embedded in the second bevel gear 10, the rear end of the telescopic rod 11 extends to the inner wall of the rear side of the moving box 5, the front end of the telescopic rod 11 extends to the front side of the moving box 5, the front end of the telescopic rod 11 is fixedly connected with an output shaft of the second motor 3, an auxiliary component is arranged at the top of the moving plate 6, and a supporting component is arranged at the bottom of the moving box 5.

Further, the auxiliary component includes three 12 of pivots, three 12 of pivots are inlayed and are established inside movable plate 6, three 12 tops of pivots run through the shifting chute and extend to 5 tops of shifting box, the fixed coupling in the three 12 outsides of pivots has connecting box 13, the circular slot has been seted up in the connecting box 13 outside, three 12 tops of pivots fixedly connected with disc 14, disc 14 is located inside connecting box 13, is of value to rotating connecting box 13.

Further, the top of one side of the movable box 5 is fixedly connected with a vertical plate 15, a fixing groove is formed in the vertical plate 15, a first spring 16 is fixedly connected to one side of the vertical plate 15, and a pull rod 17 is arranged in the first spring 16. Wherein, the pull rod 17 comprises a rod body and a square block. One end of the pull rod 17 penetrates through the through groove and extends to the other side of the vertical plate 15, a toothed block 18 is fixedly connected to the other end of the pull rod 17, a toothed ring is arranged on the disc 14, and the toothed block 18 is meshed with the toothed ring and beneficial to fixing the connecting box 13.

Further, 13 top fixedly connected with movable box 19 of connecting box, 19 inside the inlaying of movable box is equipped with four 20 of pivot, four 20 one ends of pivot extend to 19 one sides of movable box, four 20 one end fixedly connected with knobs of pivot, two movable grooves have been seted up to 19 top inboards of movable box, two the movable groove is symmetrical form evenly distributed, four 20 outside covers of pivot are equipped with two connecting plates 21, two the connecting plate 21 all passes through threaded connection with four 20 junctions in the pivot, is of value to making two connecting plates 21 in opposite directions or reverse movement.

Furthermore, the tops of the two connecting plates 21 penetrate through the two movable grooves respectively and extend to the top of the movable box 19, the inner sides of the two connecting plates 21 are provided with the fixed frames 22, and the inner sides of the tops and the bottoms of the fixed frames 22 are fixedly connected with the second springs 27, so that the workpiece can be protected.

Further, the inner side of the second spring 27 is fixedly connected with a clamping block 28, the inner side of the clamping block 28 is fixedly connected with a telescopic cylinder 29, the outer sides of the two fixing frames 22 are fixedly connected with rolling shafts 23, the two rolling shafts 23 extend to the outer sides and the inner sides of the two connecting plates 21 respectively, one end of each rolling shaft is connected with a speed reduction motor, and rotation of a workpiece is facilitated.

Furthermore, the bottom of the movable box 5 is provided with two limiting wheels which are symmetrically and uniformly distributed, the inner side surface of the bottom of the support frame 1 is provided with two limiting grooves, the bottom ends of the two limiting wheels respectively extend into the two limiting grooves, and the limiting wheels are matched with the limiting grooves, so that the movable box 5 is more stable during movement;

furthermore, the joint of the first rotating shaft 4 and the support frame 1 is movably connected through a bearing, the joint of the second rotating shaft 7 and the moving box 5 is movably connected through a bearing, the joints of the telescopic rod 11, the support frame 1 and the connecting frame 8 are movably connected through a bearing, the joint of the third rotating shaft 12 and the moving plate 6 is movably connected through a bearing, the joint of the fourth rotating shaft 20 and the moving box 19 is movably connected through a bearing, and the joints of the two rolling shafts 23 and the two fixing frames 22 are movably connected through a bearing, so that the first rotating shaft 4, the second rotating shaft 7, the telescopic rod 11, the third rotating shaft 12, the fourth rotating shaft 20 and the rolling shafts 23 are more stable when rotating;

further, the supporting part includes two flexible posts 24, two flexible post 24 is symmetry form evenly distributed, two the equal fixed connection of flexible post 24 is in 1 bottom of support frame, two the 24 outside of flexible post all is equipped with three 25 of springs, two three 25 tops of springs all with 1 bottom of support frame fixed connection, two 24 bottom fixedly connected with diaphragm 26 of flexible post is of value to the impact force that receives when reducing the work piece and adding man-hour.

The using process of the utility model is as follows: when the fixture is used, a worker places a workpiece on the top of the movable box 19, the knob is rotated to drive the two connecting plates 21 to move in opposite directions, after the inner sides of the four fixture blocks 28 are all in contact with the workpiece, the knob stops rotating, the workpiece extrudes the four fixture blocks 28 to different degrees, and the four fixture blocks 28 extrude the four springs 27, so that the four angles of the workpiece can be well fixed, and the workpiece can be prevented from being damaged when the fixture blocks 28 are in contact with the workpiece. The speed reduction motor is started to drive one of the rollers 23 to rotate, one of the rollers 23 drives one of the fixing frames 22 to rotate, and the workpiece can be driven to rotate up and down through the matching of the two fixing frames 22, the four springs 27, the four clamping blocks 28 and the two telescopic cylinders 29. When the workpiece needs to be rotated left and right, the pull rod 17 is pulled rightwards to drive the tooth block 18 to move rightwards, at the moment, the tooth block 18 is far away from the disc 14, the spring I16 is extruded, and at the moment, the spring I16 is in a compressed state. Then, the connecting box 13 is rotated, so that grinding processing can be performed at each angle of the workpiece, and grinding precision is improved. When the first motor 2 is started, the output shaft of the first motor drives the first rotating shaft 4 to rotate, the first rotating shaft 4 drives the moving box 5 to longitudinally move, the moving box 5 drives the moving plate 6 to longitudinally move, and the moving plate 6 drives the auxiliary component to longitudinally move. And starting the second motor 3, and driving the telescopic rod 11 to rotate by an output shaft of the second motor. It should be noted that the inner tube of the telescopic rod 11 and the side wall of the outer tube are both punched with matched limiting sliding grooves, and the limiting sliding grooves of the outer tube are inserted into the limiting sliding grooves of the inner tube. The telescopic rod 11 drives the second bevel gear 10 to rotate, the second bevel gear 10 drives the first bevel gear 9 to rotate, the first bevel gear 9 drives the second rotating shaft 7 to rotate, the second rotating shaft 7 drives the moving plate 6 to move transversely, the moving plate 6 drives the auxiliary component to move transversely, transverse feeding and longitudinal feeding of a workpiece can be achieved, and meanwhile the two springs III 25 at the bottom of the support frame 1 can enable the workpiece to be buffered to a certain extent when the workpiece is polished.

Embodiment 2, referring to fig. 5, the automatic feeding device for cylindrical grinding machine processing provided by the utility model is different from embodiment 1 in that the supporting component includes four telescopic columns 24, the four telescopic columns 24 are uniformly distributed, the four telescopic columns 24 are all fixedly connected to the bottom of the supporting frame 1, springs three 25 are sleeved on the outer sides of the four telescopic columns 24, the tops of the four springs three 25 are all fixedly connected to the bottom of the supporting frame 1, and transverse plates 26 are fixedly connected to the bottoms of the four telescopic columns 24.

The using process of the utility model is as follows: when the device is used, when the four telescopic columns 24 and the four springs 25 are arranged at the bottom of the support frame 1, the stability of the whole device in operation can be improved, the damping effect on a workpiece is achieved, the internal structure of the whole device is compact, the design is reasonable, the practicability is high, and the service life of the whole device is prolonged.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.

Claims

1. A automatic feeding device for cylindrical grinder processing, including support frame (1), its characterized in that: an automatic feeding mechanism is arranged in the support frame (1) and extends to the outer side of the support frame (1);

the automatic feeding mechanism comprises a first motor (2) and a second motor (3), the first motor (2) and the second motor (3) are fixedly connected to the front side of the support frame (1), a first rotating shaft (4) is fixedly connected to an output shaft of the first motor (2), the rear end of the first rotating shaft (4) extends into the rear side of the support frame (1), a moving box (5) is sleeved outside the first rotating shaft (4), a moving plate (6) is fixedly connected to one side of the moving box (5), the moving plate (6) is in threaded connection with the first rotating shaft (4), a second rotating shaft (7) is embedded inside the moving plate (6), two ends of the second rotating shaft (7) respectively extend to two sides of the moving box (5), a moving groove is formed in the top of the moving box (5), a special connecting frame (8) is sleeved outside one end of the second rotating shaft (7), a first bevel gear (9) is fixedly connected to one end of the second rotating shaft (7), the rear side of the first bevel gear (9) is provided with a second bevel gear (10), the first bevel gear (9) is meshed with the second bevel gear (10), a telescopic rod (11) is fixedly embedded in the second bevel gear (10), the front end of the telescopic rod (11) is fixedly connected with an output shaft of the second motor (3), the top of the movable plate (6) is provided with an auxiliary component, and the bottom of the movable box (5) is provided with a supporting component.

2. The automatic feeding device for cylindrical grinding machine machining according to claim 1, characterized in that: the auxiliary component includes pivot three (12), three (12) inlays and establishes inside movable plate (6) in the pivot, three (12) tops in the pivot run through the shifting chute and extend to shifting box (5) top, the fixed coupling in the three (12) outsides of pivot has connecting box (13), the circular slot has been seted up in connecting box (13) outside, three (12) top fixedly connected with discs (14) in the pivot, discs (14) are located inside connecting box (13).

3. The automatic feeding device for cylindrical grinding machine machining according to claim 2, characterized in that: remove case (5) one side top fixedly connected with riser (15), the fixed slot has been seted up to riser (15) inside, riser (15) one side fixedly connected with spring (16), spring (16) inside is equipped with pull rod (17), pull rod (17) one end is run through logical groove and is extended to riser (15) opposite side, pull rod (17) other end fixedly connected with tooth piece (18), be equipped with the ring gear on disc (14), tooth piece (18) mesh with the ring gear mutually.

4. The automatic feeding device for cylindrical grinding machine machining according to claim 2, characterized in that: connecting box (13) top fixedly connected with movable box (19), movable box (19) inside inlays and is equipped with four (20) of pivot, four (20) one ends of pivot extend to movable box (19) one side, four (20) one end fixedly connected with knobs of pivot, two movable slots have been seted up to movable box (19) top inboard, four (20) outside covers in pivot are equipped with two connecting plates (21), two connecting plate (21) and four (20) equal threaded connection in pivot.

5. The automatic feeding device for cylindrical grinding machine machining according to claim 4, characterized in that: two connecting plate (21) top runs through two activity grooves respectively and extends to activity case (19) top, two connecting plate (21) inboard all is equipped with mount (22), two mount (22) top and the equal fixedly connected with spring two (27) of bottom inboard.

6. The automatic feeding device for cylindrical grinding machine machining according to claim 5, characterized in that: the utility model discloses a spring two (27) inboard fixedly connected with fixture block (28), fixture block (28) inboard fixedly connected with telescopic cylinder (29), two the equal fixedly connected with roller bearing (23) in mount (22) outside, roller bearing (23) rotate with connecting plate (21) and are connected, and in right side connecting plate (21) roller bearing (23) one end run through connecting plate (21), the one end that roller bearing (23) run through connecting plate (21) is connected with gear motor.

7. The automatic feeding device for cylindrical grinding machine machining according to claim 1, characterized in that: the bottom of the movable box (5) is provided with two limiting wheels, the inner side surface of the bottom of the support frame (1) is provided with two limiting grooves, and the bottom ends of the two limiting wheels extend into the two limiting grooves respectively.

8. The automatic feeding device for cylindrical grinding machine machining according to claim 1, characterized in that: the support component comprises two telescopic columns (24) and two telescopic columns, wherein the equal fixed connection of the telescopic columns (24) is formed in the bottom of the support frame (1) and two springs (25 and two springs) are sleeved on the outer sides of the telescopic columns (24) respectively, and the tops of the springs (25) are fixedly connected with the bottom of the support frame (1) and transverse plates (26) fixedly connected with the bottoms of the telescopic columns (24).