CN212122910U

CN212122910U - Radial angle adjusting device of tool grinder main shaft

Info

Publication number: CN212122910U
Application number: CN202020498137.5U
Authority: CN
Inventors: 费长征; 孙旭; 陈志剑
Original assignee: Suzhou Xinhongyu Machinery Co ltd
Current assignee: Suzhou Xinhongyu Machinery Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-12-11
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a tool grinder spindle radial angle adjusting device, which relates to the technical field of machining of mechanical manufacturing process equipment, and comprises a chassis and a base arranged on the chassis, wherein the base comprises a support rod fixedly connected with the base, a lantern ring is arranged on the support rod near the bottom side, the spindle is rotationally connected in the lantern ring, one end of the spindle is provided with a disc, the other end of the spindle is connected with a grinding wheel, the top side of the support rod is hinged with an adjusting rod, and the adjusting rod is slidably connected with a slide seat; the motor drives the rotating shaft to rotate, and then the rotating shaft drives the base to rotate, so that the main shaft rotates under the rotation of the base, and the radial angle of the main shaft can be conveniently and quickly adjusted.

Description

Radial angle adjusting device of tool grinder main shaft

Technical Field

The utility model relates to a mechanical manufacturing process equipment technical field, in particular to radial angle adjusting device of tool grinder main shaft.

Background

The tool grinder has high precision, good rigidity, economy and practicality, and is particularly suitable for grinding various small and medium-sized tools, such as reamers, screw taps, twist drills, reamer bits, various milling cutters, milling cutter heads and slotting cutters. The outer circle, the inner circle and the plane can be ground by matching corresponding accessories, and a sample plate and a mould can also be ground. Various hard alloy cutters can be sharpened by adopting the diamond grinding wheel.

The Chinese patent publication No. CN208663483U discloses a radial angle adjusting device for a main shaft of a tool grinding machine, wherein the tool grinding machine comprises a 120 servo main shaft, a BT30 grinding wheel shaft, a grinding wheel and a 120 servo main shaft shell, and the 120 servo main shaft and the BT30 grinding wheel shaft are horizontally arranged; the 120 servo spindle shell is fixedly arranged on the rotating base; the tool grinding machine of (1) has a rotating spindle vertically arranged on the machine body, and a rotating base is installed on the machine body of the tool grinding machine through the rotating spindle. In the adjusting process of the main shaft of the tool grinding machine, the direction of the main shaft of the tool grinding machine is adjusted by controlling the rotating mandrel through a digital control system, and the adjusting mode is complex and is not easy to control.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a radial angle adjusting device of tool grinder main shaft, its advantage is: through setting up rotary mechanism, convenient and fast's regulation tool grinder main shaft's radial angle.

The above technical purpose of the present invention can be achieved by the following technical solutions: a radial angle adjusting device for a main shaft of a tool grinding machine comprises a base plate and a base arranged on the base plate, wherein a supporting rod is fixedly connected on the base plate, a lantern ring is arranged on the supporting rod near the bottom side, a main shaft is rotationally connected in the lantern ring, a disc is arranged at one end of the main shaft, a grinding wheel is connected at the other end of the main shaft, an adjusting rod is hinged on the top side of the supporting rod, a sliding seat is connected on the adjusting rod in a sliding way, a first thread sleeve is rotatably connected on the bottom wall of the sliding seat, a first threaded rod is connected in the first threaded sleeve in a threaded manner, a first nut is connected on the first threaded rod in a threaded manner, the base is fixedly connected with a motor, the motor is coaxially and rotatably connected with a rotating shaft, the top side of the rotating shaft is rotatably connected with the bottom side of the base, the outer sides of the disc and the first threaded sleeve are provided with belts in a winding mode, and the belts are connected end to end and driven by an engine to rotate.

Through the technical scheme, when the tool grinder is at the during operation, the engine drives the belt and rotates, and then the belt drives the circle axle and rotates, the circle axle drives the main shaft and rotates, the main shaft drives the emery wheel and rotates, the emery wheel is polished the part, insert first threaded rod in first thread bush, then screw up first nut soon, make slide fixed connection on adjusting the pole, first thread bush plays the supporting role to the belt on the one hand, on the other hand is convenient for the rotation of belt, and slide from top to bottom, can adjust the elasticity of belt, thereby adjust the frequency of polishing of emery wheel, when needing to adjust the radial angle of main shaft, operating personnel actuating motor rotates, the motor drives the pivot and rotates, and then the pivot drives the base and rotates, make the main shaft rotate under the base rotates, thereby convenient and fast's the radial angle of regulation main shaft.

The utility model discloses further set up to: the side of the support rod, which is close to the top side and is far away from the lantern ring, is vertically connected with a transverse plate, the side wall of the transverse plate is connected with a driving air cylinder, and the output end of the driving air cylinder is connected with the side wall of the adjusting rod.

Through above-mentioned technical scheme, operating personnel starts to drive actuating cylinder, drives actuating cylinder and promotes the regulation pole and reciprocate, satisfies not unidimensional belt installation demand, uses manpower sparingly and adjusts the consumption that brings physical power.

The utility model discloses further set up to: the tail end of the transverse plate is provided with a groove, a second threaded rod is connected in the groove in a sliding mode, a butterfly plate is arranged between the second threaded rod and the transverse plate, the two sides of the tail end of the butterfly plate are rotatably connected with a second threaded sleeve, a third threaded rod is connected in the second threaded sleeve in a threaded mode, a third nut is connected on the third threaded rod in a threaded mode, and the surface of the belt is connected with the surface of the second threaded sleeve in a winding mode.

Through above-mentioned technical scheme, the butterfly plate plays the supporting role to the belt, reduces the belt because the holding power is not enough and the rotational speed brings too slowly the too low possibility of polishing speed in data send process, inserts the third threaded rod in the second thread bush, then screws up the third nut and screws up for the second thread bush rotates the lateral wall of connecting at the diaphragm, makes the belt better rotation on the one hand, and on the other hand reduces the belt and directly brings the possibility of wearing and tearing with the contact of butterfly plate.

The utility model discloses further set up to: the butterfly plate is provided with an annular groove for a second threaded rod to pass through, and the second threaded rod is connected with a second nut through threads.

Through above-mentioned technical scheme, through sliding the second threaded rod in the annular, convenient and fast's the angle of adjusting the butterfly plate, further adjusts the elasticity of belt, satisfies different frequency demands of polishing.

The utility model discloses further set up to: and one end of the second threaded rod, which is far away from the second nut, is fixedly connected with a handle.

Through above-mentioned technical scheme, through rotating the handle, operating personnel convenient and fast rotates the second threaded rod, laborsaving and raise the efficiency.

The utility model discloses further set up to: two sets of L-shaped plates are respectively arranged between two sets of second thread sleeves on the butterfly-shaped plates, two sets of L-shaped plates are connected to the tail ends of the L-shaped plates together, clamping blocks are fixedly arranged on the side walls of the vertical plates along the two sides of the width direction, clamping plates are connected to the vertical plates, and clamping grooves clamped with the clamping blocks are formed in the clamping plates.

Through above-mentioned technical scheme, insert the draw-in groove through the fixture block with on the cardboard for the block is connected between fixture block and the draw-in groove, makes to be connected more closely between cardboard and the riser, and the cardboard plays limiting displacement to the belt, reduces the belt and rotates the skew possibility of in-process.

To sum up, the utility model discloses following beneficial effect has:

1. when the tool grinding machine works, the engine drives the belt to rotate, the belt drives the circular shaft to rotate, the circular shaft drives the main shaft to rotate, the main shaft drives the grinding wheel to rotate, the grinding wheel polishes a part, the first threaded rod is inserted into the first threaded sleeve, then the first nut is screwed on to screw the first threaded sleeve, so that the sliding seat is fixedly connected to the adjusting rod, the first threaded sleeve plays a role in supporting the belt on one hand and facilitates the rotation of the belt on the other hand, the sliding seat slides up and down to adjust the tightness of the belt, so that the polishing frequency of the grinding wheel is adjusted, when the radial angle of the main shaft needs to be adjusted, an operator drives the motor to rotate, the motor drives the rotating shaft to rotate, the rotating shaft drives the base to rotate, the main shaft rotates under the rotation of the base;

2. the butterfly-shaped plate plays a supporting role for the belt, the possibility that the grinding speed is too slow due to insufficient supporting force and too slow rotating speed in the conveying process of the belt is reduced, the third threaded rod is inserted into the second threaded sleeve, then the third nut is screwed up, the second threaded sleeve is rotatably connected to the side wall of the transverse plate, the belt can rotate better on one hand, and the possibility that the belt is directly contacted with the butterfly-shaped plate to cause abrasion is reduced on the other hand.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing the connection between the clamping block and the clamping groove of the present invention;

fig. 3 is a schematic view of the connection between the motor and the rotating shaft according to the present invention.

In the figure: 1. a chassis; 2. a base; 3. a support bar; 4. a collar; 5. a main shaft; 6. a disc; 7. a grinding wheel; 8. adjusting a rod; 9. a slide base; 10. a first threaded sleeve; 11. a first threaded rod; 12. a first nut; 13. an electric motor; 14. a rotating shaft; 15. a belt; 16. a transverse plate; 17. a driving cylinder; 18. a second threaded rod; 21. a butterfly plate; 22. a second threaded sleeve; 23. a third threaded rod; 24. a third nut; 25. a ring groove; 26. a second nut; 27. a handle; 28. an L-shaped plate; 29. a vertical plate; 30. clamping a plate; 31. a card slot; 32. and (7) clamping blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a schematic view showing the connection between the clamping block and the clamping groove of the present invention; fig. 3 is a schematic view of the connection between the motor and the rotating shaft according to the present invention. A radial angle adjusting device of a tool grinding machine spindle comprises a chassis 1 and a base 2 arranged on the chassis 1, and comprises a support rod 3 fixedly connected on the base 2, a transverse plate 16 is vertically connected on one side of the support rod 3 close to the top side and far away from a lantern ring 4, a driving air cylinder 17 is connected on the side wall of the transverse plate 16, the output end of the driving air cylinder 17 is connected with the side wall of a regulating rod 8, a lantern ring 4 is arranged on the support rod 3 close to the bottom side, a spindle 5 is rotationally connected in the lantern ring 4, one end of the spindle 5 is provided with a disc 6, the other end of the spindle is connected with a grinding wheel 7, a regulating rod 8 is hinged on the top side of the support rod 3, a sliding seat 9 is slidably connected on the regulating rod 8, a first thread sleeve 10 is rotationally connected on the bottom wall of the sliding seat 9, a first, the motor 13 is coaxially and rotatably connected with a rotating shaft 14, the top side of the rotating shaft 14 is rotatably connected with the bottom side of the base 2, a belt 15 is wound on the outer sides of the disc 6 and the first threaded sleeve 10, the belt 15 is connected end to end and is driven by an engine to rotate, when the tool grinder works, the engine drives the belt 15 to rotate, and then the belt 15 drives a circular shaft to rotate, the circular shaft drives the main shaft 5 to rotate, the main shaft 5 drives the grinding wheel 7 to rotate, the grinding wheel 7 polishes parts, an operator starts the driving cylinder 17, the driving cylinder 17 pushes the adjusting rod 8 to move up and down, the installation requirements of the belts 15 with different sizes are met, the labor is saved, the first threaded rod 11 is inserted into the first threaded sleeve 10, then the first nut 12 is screwed up to be screwed, the sliding seat 9 is fixedly connected on the adjusting rod 8, and the first threaded sleeve 10 plays a supporting, on the other hand is convenient for the rotation of belt 15, and slide 9 slides from top to bottom, can adjust belt 15's elasticity to adjust the frequency of polishing of emery wheel 7, when needing to adjust main shaft 5 radial angle, operating personnel actuating motor 13 rotates, and motor 13 drives pivot 14 and rotates, and then pivot 14 drives base 2 and rotates, makes main shaft 5 rotate under base 2, thereby convenient and fast's regulation main shaft 5 radial angle.

Furthermore, a groove is formed at the tail end of the transverse plate 16, a second threaded rod 18 is connected in the groove in a sliding manner, a butterfly plate 21 is arranged between the second threaded rod 18 and the transverse plate 16, two sides of the tail end of the butterfly plate 21 are rotatably connected with a second threaded sleeve 22, a third threaded rod 23 is connected in the second threaded sleeve 22 in a threaded manner, a third nut 24 is connected in the third threaded rod 23 in a threaded manner, the belt 15 is connected with the surface of the second threaded sleeve 22 in a winding manner, a ring groove 25 for the second threaded rod 18 to pass through is formed in the butterfly plate 21, a second nut 26 is connected in the second threaded rod 18 in a threaded manner, a handle 27 is fixedly connected to one end, far away from the second nut 26, of the second threaded rod 18, the butterfly plate 21 plays a supporting role on the belt 15, the possibility that the grinding speed is too low due to insufficient supporting force and too low rotating speed in the conveying process of the belt 15 is reduced, then screwing up third nut 24 and screwing up, make second thread bush 22 rotate the lateral wall of connection at diaphragm 16, make belt 15 better rotation on the one hand, on the other hand reduces the direct possibility that brings wearing and tearing with butterfly plate 21 contact of belt 15, through sliding second threaded rod 18 in annular 25, convenient and fast's the angle of adjusting butterfly plate 21, further adjust belt 15's elasticity, satisfy the demand of polishing of different frequencies, through rotating handle 27, operating personnel convenient and fast's rotation second threaded rod 18, it is laborsaving and raise the efficiency.

Further, it is equipped with two sets of L shaped plates 28 respectively to lie in between two sets of second thread bush 22 on butterfly shaped plate 21, be connected with riser 29 jointly on two sets of L shaped plates 28's the end, riser 29's lateral wall has all set firmly fixture block 32 along width direction's both sides, be connected with cardboard 30 on the riser 29, set up the draw-in groove 31 with fixture block 32 looks block on the cardboard 30, insert in the draw-in groove 31 through fixture block 32 with on the cardboard 30, make the block connection between fixture block 32 and the draw-in groove 31, make and be connected more closely between cardboard 30 and the riser 29, cardboard 30 plays limiting displacement to belt 15, reduce belt 15 and rotate the skew possibility of in-process.

The method comprises the following operation steps: when the tool grinder works, the engine drives the belt 15 to rotate, then the belt 15 drives the round shaft to rotate, the round shaft drives the main shaft 5 to rotate, the main shaft 5 drives the grinding wheel 7 to rotate, the grinding wheel 7 grinds the part, the first threaded rod 11 is inserted into the first threaded sleeve 10, then the first nut 12 is screwed on and tightened, so that the sliding seat 9 is fixedly connected on the adjusting rod 8, the first thread sleeve 10 plays a role of supporting the belt 15 on one hand and is convenient for the rotation of the belt 15 on the other hand, and the tightness of the belt 15 can be adjusted by sliding the sliding seat 9 up and down, thereby adjusting the grinding frequency of the grinding wheel 7, when the radial angle of the main shaft 5 needs to be adjusted, the operator drives the motor 13 to rotate, the motor 13 drives the rotating shaft 14 to rotate, and the rotating shaft 14 drives the base 2 to rotate, so that the main shaft 5 rotates under the rotation of the base 2, and the radial angle of the main shaft 5 can be conveniently and quickly adjusted.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a radial angle adjusting device of tool grinder main shaft which characterized in that: comprises a chassis (1) and a base (2) arranged on the chassis (1), and comprises a supporting rod (3) fixedly connected on the base (2), a lantern ring (4) is arranged on the supporting rod (3) near the bottom side, a main shaft (5) is rotationally connected in the lantern ring (4), one end of the main shaft (5) is provided with a disc (6), the other end of the main shaft is connected with a grinding wheel (7), an adjusting rod (8) is hinged on the top side of the supporting rod (3), a sliding seat (9) is slidably connected on the adjusting rod (8), a first thread sleeve (10) is rotationally connected on the bottom wall of the sliding seat (9), a first threaded rod (11) is in threaded connection with the first thread sleeve (10), a first nut (12) is in threaded connection on the first threaded rod (11), a motor (13) is fixedly connected on the base (2), and a rotating shaft (14) is coaxially, the top side of the rotating shaft (14) is rotatably connected with the bottom side of the base (2), a belt (15) is wound on the outer sides of the disc (6) and the first threaded sleeve (10), and the belt (15) is connected end to end and is driven by an engine to rotate.

2. The radial angle adjusting device of the main shaft of the tool grinding machine according to claim 1, characterized in that: the utility model discloses a set up bracing piece, including bracing piece (3), the top side is close to, and the bracing piece is connected with on the side of bracing piece (3) keep away from the lantern ring (4) perpendicular diaphragm (16), be connected with on the lateral wall of diaphragm (16) and drive actuating cylinder (17), the output that drives actuating cylinder (17) is connected with the lateral wall of adjusting pole (8).

3. The radial angle adjusting device of the main shaft of the tool grinding machine according to claim 2, characterized in that: the tail end of the transverse plate (16) is provided with a groove, a second threaded rod (18) is connected in the groove in a sliding mode, a butterfly plate (21) is arranged between the second threaded rod (18) and the transverse plate (16), two sides of the tail end of the butterfly plate (21) are connected with a second threaded sleeve (22) in a rotating mode, a third threaded rod (23) is connected to the inner threads of the second threaded sleeve (22), a third nut (24) is connected to the third threaded rod (23) in a threaded mode, and the surface of the belt (15) is connected with the surface of the second threaded sleeve (22) in a winding mode.

4. A radial angle adjusting device for a tool grinding machine spindle according to claim 3, wherein: and a ring groove (25) for the second threaded rod (18) to pass through is formed in the butterfly-shaped plate (21), and a second nut (26) is connected to the second threaded rod (18) through a thread.

5. The radial angle adjusting device of the main shaft of the tool grinding machine according to claim 4, wherein: and one end of the second threaded rod (18) far away from the second nut (26) is fixedly connected with a handle (27).

6. A radial angle adjusting device for a tool grinding machine spindle according to claim 3, wherein: be equipped with two sets of L shaped plates (28) respectively on butterfly shaped plate (21) between two sets of second thread bush (22), it is two sets of be connected with riser (29) on the end of L shaped plate (28) jointly, fixture block (32) have all been set firmly along width direction's both sides to the lateral wall of riser (29), be connected with cardboard (30) on riser (29), set up draw-in groove (31) with fixture block (32) looks block on cardboard (30).