阅读说明：本技术 一种机床 (Machine tool ) 是由 刘娉婷 张俊男 付炳臻 于 2020-11-05 设计创作，主要内容包括：本发明公开了一种机床,涉及机床领域,包括：床身,其上部设有滑轨；固定座,其下部设有底座,底座与滑轨滑动配合,固定座的一侧设有旋转机构；安装座,与旋转机构相连接,旋转机构能够带动安装座转动；安装槽,设置在安装座内；夹固机构,设置在安装槽内,夹固机构能够固定车刀具；定位机构,设置在安装座的一侧,能够对安装座进行定位；具有夹固机构,提高车刀具安装的稳固性；在固定座上设有旋转机构,可以带动安装座自由转动,方便通过旋转固定有车刀具的安装座,实现对车刀具安装角度的调节,并且具有定位机构,能够通过电动推杆带动卡柱插入卡槽,实现对安装座的定位,从而方便使用车刀具对工件进行车削工作。(The invention discloses a machine tool, which relates to the field of machine tools and comprises: the upper part of the bed body is provided with a slide rail; the lower part of the fixed seat is provided with a base which is in sliding fit with the slide rail, and one side of the fixed seat is provided with a rotating mechanism; the mounting seat is connected with the rotating mechanism, and the rotating mechanism can drive the mounting seat to rotate; the mounting groove is arranged in the mounting seat; the clamping mechanism is arranged in the mounting groove and can fix a lathe tool; the positioning mechanism is arranged on one side of the mounting seat and can position the mounting seat; the clamping mechanism is arranged, so that the mounting stability of the turning tool is improved; be equipped with rotary mechanism on the fixing base, can drive the mount pad free rotation, conveniently through the rotatory mount pad that is fixed with the lathe tool, realize the regulation to lathe tool installation angle to having positioning mechanism, can driving the card post through electric putter and inserting the draw-in groove, realizing the location to the mount pad, thereby conveniently using the lathe tool to carry out turning work to the work piece.)

1. A machine tool, comprising:

the upper part of the bed body is provided with a slide rail;

the lower part of the fixed seat is provided with a base which is in sliding fit with the slide rail, and one side of the fixed seat is provided with a rotating mechanism;

the mounting seat is connected with the rotating mechanism, and the rotating mechanism can drive the mounting seat to rotate;

the mounting groove is arranged in the mounting seat;

the clamping mechanism is arranged in the mounting groove and can fix a lathe tool;

and the positioning mechanism is arranged on one side of the mounting seat and can position the mounting seat.

2. The machine tool of claim 1, wherein the rotation mechanism comprises:

the fixing groove is formed in one side of the fixing seat;

and the motor is fixed in the fixed groove, and the output shaft extends out of the fixed groove and is connected with the mounting seat.

3. The machine tool of claim 1, wherein the positioning mechanism comprises:

the clamping groove is arranged on the outer wall of the mounting seat;

the placing groove is formed in one side, close to the mounting seat, of the base;

the electric push rod is fixed in the placing groove, a clamping column is arranged at the telescopic end of the electric push rod, and the clamping column is matched with the clamping groove in shape.

4. The machine tool according to claim 3, wherein a plurality of clamping grooves are arranged, the mounting seat is cylindrical, and the plurality of clamping grooves are uniformly distributed on the outer wall of the mounting seat in the circumferential direction.

5. The machine tool of claim 1 wherein the clamping mechanism comprises:

the upper clamping plate is movably arranged in the mounting groove;

the lower clamping plate is movably arranged in the mounting groove;

and the clamping plate driving mechanism can drive the upper clamping plate and the lower clamping plate to move towards the direction of mutual approaching.

6. The machine tool according to claim 5, wherein a first triangular groove is formed on one side of the upper clamping plate close to the lower clamping plate, a second triangular groove is formed on one side of the lower clamping plate close to the upper clamping plate, and the first triangular groove and the second triangular groove are matched with the shape of the lathe tool.

7. The machine tool according to claim 6, wherein the first triangular groove comprises a first groove bottom surface and a second groove bottom surface, a concave groove is formed in each of the first groove bottom surface and the second groove bottom surface, a guide groove is formed in the bottom of each concave groove, a guide rod is slidably arranged in each guide groove, a spring is arranged between one end of each guide rod and the bottom of each guide groove, and a pressing plate is arranged at the other end of each guide rod.

8. The machine tool of claim 5, wherein the clamp plate drive mechanism comprises:

the first sliding blocks are arranged at two ends of the upper clamping plate, and first internal threaded holes are formed in the first sliding blocks;

the second sliding blocks are arranged at two ends of the lower clamping plate, and second internal thread holes are formed in the second sliding blocks;

the two transmission screw rods are respectively and rotatably arranged on two sides of the mounting groove, a first screw rod part and a second screw rod part with opposite rotation directions are respectively arranged at two ends of each transmission screw rod, and the first screw rod part and the second screw rod part are respectively matched with the first internal thread hole and the second internal thread hole;

and the gear transmission group is arranged above the transmission screw rod.

9. The machine tool of claim 8, wherein the gear train comprises:

the rotating shaft is connected with one end of the transmission screw rod;

the first gear is sleeved on the rotating shaft;

the second gear is in meshed transmission with the first gear;

the third gear is in meshed transmission with the second gear;

one end of the connecting shaft is connected with the third gear, the other end of the connecting shaft penetrates through the mounting seat and extends outwards, and the connecting shaft is in running fit with the mounting seat;

and the handle is connected with the other end of the connecting shaft.

10. The machine tool of claim 6, wherein the groove wall of the second triangular groove is provided with a non-slip pad.

Technical Field

The invention belongs to the technical field of machine tools, and particularly relates to a machine tool.

Background

At present, an intelligent machine tool is a machine tool capable of making a decision on a manufacturing process, knowing the whole manufacturing process, monitoring, diagnosing and correcting various deviations occurring in the production process, and providing a scheme for optimization of production. However, when the existing intelligent machine tool with the mechanical clamping type turning tool is used, the turning tool is not stably installed, so that the turning tool is easy to loosen or fall off when in use; and the angle of the mounted turning tool cannot be adjusted, so that inconvenience is brought to the turning work of parts.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a machine tool.A mounting seat is provided with a mounting groove, and a clamping mechanism capable of fixing a turning tool is arranged in the mounting groove, so that the mounting stability of the turning tool is improved; the rotary mechanism is arranged on the fixed seat, the mounting seat can be driven to rotate freely, the mounting seat with the turning tool is conveniently fixed through rotation, and the mounting angle of the turning tool can be adjusted.

In order to achieve the above object, the present invention provides a machine tool comprising:

the upper part of the bed body is provided with a slide rail;

the lower part of the fixed seat is provided with a base which is in sliding fit with the slide rail, and one side of the fixed seat is provided with a rotating mechanism;

the mounting seat is connected with the rotating mechanism, and the rotating mechanism can drive the mounting seat to rotate;

the mounting groove is arranged in the mounting seat;

the clamping mechanism is arranged in the mounting groove and can fix a lathe tool;

and the positioning mechanism is arranged on one side of the mounting seat and can position the mounting seat.

Optionally, the rotation mechanism comprises:

the fixing groove is formed in one side of the fixing seat;

and the motor is fixed in the fixed groove, and the output shaft extends out of the fixed groove and is connected with the mounting seat.

Optionally, the positioning mechanism comprises:

the clamping groove is arranged on the outer wall of the mounting seat;

the placing groove is formed in one side, close to the mounting seat, of the base;

the electric push rod is fixed in the placing groove, a clamping column is arranged at the telescopic end of the electric push rod, and the clamping column is matched with the clamping groove in shape.

Optionally, the clamping grooves are provided with a plurality of grooves, the mounting seat is cylindrical, and the clamping grooves are circumferentially and uniformly distributed on the outer wall of the mounting seat.

Optionally, the gripping mechanism comprises:

the upper clamping plate is movably arranged in the mounting groove;

the lower clamping plate is movably arranged in the mounting groove;

and the clamping plate driving mechanism can drive the upper clamping plate and the lower clamping plate to move towards the direction of mutual approaching.

Optionally, a first triangular groove is formed in one side, close to the lower clamp plate, of the upper clamp plate, a second triangular groove is formed in one side, close to the upper clamp plate, of the lower clamp plate, and the first triangular groove is matched with the second triangular groove in shape of the turning tool.

Optionally, first triangular groove includes first tank bottom surface and second tank bottom surface, first tank bottom surface with be equipped with the depressed groove on the second tank bottom surface, the guide way has been seted up to the bottom of depressed groove, it is provided with the guide bar to slide in the guide way, the one end of guide bar with be provided with the spring between the bottom of guide way, the other end of guide bar is provided with the clamp plate.

Optionally, the cleat driving mechanism includes:

the first sliding blocks are arranged at two ends of the upper clamping plate, and first internal threaded holes are formed in the first sliding blocks;

the second sliding blocks are arranged at two ends of the lower clamping plate, and second internal thread holes are formed in the second sliding blocks;

the two transmission screw rods are respectively and rotatably arranged on two sides of the mounting groove, a first screw rod part and a second screw rod part with opposite rotation directions are respectively arranged at two ends of each transmission screw rod, and the first screw rod part and the second screw rod part are respectively matched with the first internal thread hole and the second internal thread hole;

and the gear transmission group is arranged above the transmission screw rod.

Optionally, the gear train comprises:

the rotating shaft is connected with one end of the transmission screw rod;

the first gear is sleeved on the rotating shaft;

the second gear is in meshed transmission with the first gear;

the third gear is in meshed transmission with the second gear;

one end of the connecting shaft is connected with the third gear, the other end of the connecting shaft penetrates through the mounting seat and extends outwards, and the connecting shaft is in running fit with the mounting seat;

and the handle is connected with the other end of the connecting shaft.

Optionally, a non-slip mat is arranged on the groove wall of the second triangular groove.

The invention provides a machine tool, which has the beneficial effects that:

1. the mounting seat of the machine tool is provided with a mounting groove, and a clamping mechanism capable of fixing a turning tool is arranged in the mounting groove, so that the mounting stability of the turning tool is improved; the fixed seat is provided with the rotating mechanism which can drive the mounting seat to rotate freely, so that the mounting seat fixed with the turning tool can be rotated conveniently to adjust the mounting angle of the turning tool, and the electric push rod can drive the clamping column to be inserted into the clamping groove to position the mounting seat, so that the turning tool can be used conveniently to turn a workpiece;

2. the machine tool is characterized in that a first triangular groove matched with the shape of a turning tool is arranged on an upper clamping plate in a clamping mechanism, guide rods with pressing plates are connected by springs on the bottom surfaces of two grooves of the first triangular groove, the pressing plates are attached to the turning tool, and vibration generated when the turning tool is turned is buffered, so that the turning tool is prevented from being damaged or falling off due to vibration force when being used for a long time;

3. this lathe passes through the twist grip, and the handle drives connecting axle and third gear rotation, and the third gear drives the second gear rotation of meshing with it, and the second gear drives the first gear rotation of meshing with it, and first gear drives splint actuating mechanism through the pivot, and the interval between splint actuating mechanism drive punch holder and the lower plate changes, realizes the fastening and the dismantlement to the lathe tool, and the operation is swift, stable in structure.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.

Fig. 1 shows a schematic structural diagram of a machine tool according to an embodiment of the invention.

Fig. 2 shows a schematic view of a partial structure of a machine tool according to an embodiment of the invention.

Fig. 3 shows a partial structural cross-sectional view of a machine tool according to an embodiment of the invention.

Fig. 4 shows a schematic view of the internal structure of a mounting base of a machine tool according to an embodiment of the invention.

Fig. 5 shows a partial structural view of an upper clamping plate of a machine tool according to an embodiment of the invention.

Description of reference numerals:

1. a bed body; 2. a slide rail; 3. a fixed seat; 4. a base; 5. a mounting seat; 6. mounting grooves; 7. fixing grooves; 8. a motor; 9. a card slot; 10. a placement groove; 11. an electric push rod; 12. clamping the column; 13. an upper splint; 14. a lower splint; 15. a first triangular groove; 16. a second triangular groove; 17. a first slot bottom surface; 18. a second slot bottom surface; 19. a recessed groove; 20. a guide groove; 21. a guide bar; 22. a spring; 23. pressing a plate; 24. a first slider; 25. a second slider; 26. a drive screw; 27. a first lead screw portion; 28. a second lead screw portion; 29. a rotating shaft; 30. a first gear; 31. a second gear; 32. a third gear; 33. a connecting shaft; 34. a handle; 35. a non-slip mat.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The invention provides a machine tool of a mechanical clamping type prop, which comprises:

the upper part of the bed body is provided with a slide rail;

the lower part of the fixed seat is provided with a base which is in sliding fit with the slide rail, and one side of the fixed seat is provided with a rotating mechanism;

the mounting seat is connected with the rotating mechanism, and the rotating mechanism can drive the mounting seat to rotate;

the mounting groove is arranged in the mounting seat;

the clamping mechanism is arranged in the mounting groove and can fix a lathe tool;

and the positioning mechanism is arranged on one side of the mounting seat and can position the mounting seat.

Specifically, a mounting groove is formed in a mounting seat of the machine tool, and a clamping mechanism capable of fixing a turning tool is arranged in the mounting groove, so that the mounting stability of the turning tool is improved; be equipped with rotary mechanism on the fixing base, can drive the mount pad free rotation, conveniently through the rotatory mount pad that is fixed with the lathe tool, realize the regulation to lathe tool installation angle to having positioning mechanism, can driving the card post through electric putter and inserting the draw-in groove, realizing the location to the mount pad, thereby conveniently using the lathe tool to carry out turning work to the work piece.

Optionally, the rotation mechanism comprises:

the fixing groove is formed in one side of the fixing seat;

the motor is fixed in the fixed slot, and the output shaft extends to outside the fixed slot, is connected with the mount pad.

Specifically, the fixed slot has been seted up to one side of fixing base, and fixed mounting has the motor in the fixed slot, and the output shaft of motor extends outside the fixed slot and is connected with the mount pad.

In one example, the motor is a counter-rotating motor.

Optionally, the positioning mechanism comprises:

the clamping groove is arranged on the outer wall of the mounting seat;

the placing groove is formed in one side, close to the mounting seat, of the base;

electric putter is fixed in the standing groove, and electric putter's flexible end is equipped with the card post, and the card post cooperatees with the draw-in groove shape.

Specifically, a placing groove is formed in one side, close to the mounting seat, of the base, an electric push rod is fixedly mounted in the placing groove, a telescopic end of the electric push rod extends out of the placing groove and is provided with a clamping column, a clamping groove is formed in the outer wall of the mounting seat, and the top of the clamping column can stretch and move in the clamping groove; when the clamping column extends into the clamping groove, the positioning mechanism limits the rotation of the mounting seat, the angle of the turning tool is fixed, and cutting operation can be carried out; when the clamping column withdraws from the clamping groove, the mounting seat can rotate freely, and the turning tool is adjusted to a required angle.

Optionally, the draw-in groove is provided with a plurality ofly, and the mount pad is cylindricly, and a plurality of draw-in grooves circumference equipartition on the outer wall of mount pad.

Specifically, the draw-in grooves are evenly distributed in the circumferential direction on the outer wall of the mounting seat, the more the quantity of the draw-in grooves is, the more the angle that the lathe tool installed by the mounting seat can adjust is, and more cutting requirements can be met.

Optionally, the gripping mechanism comprises:

the upper clamping plate is movably arranged in the mounting groove;

the lower clamping plate is movably arranged in the mounting groove;

and the clamping plate driving mechanism can drive the upper clamping plate and the lower clamping plate to move towards the direction of mutual approaching.

Specifically, the clamping mechanism drives the upper clamping plate and the lower clamping plate to move and drives the upper clamping plate and the lower clamping plate to move towards the direction close to each other, and the clamping mechanism clamps the turning tool to prepare for starting cutting; the upper clamping plate and the lower clamping plate are driven to move towards the direction away from each other, the clamping mechanism loosens the turning tool, and the turning tool is detached and replaced.

Optionally, a first triangular groove is formed in one side, close to the lower clamp plate, of the upper clamp plate, a second triangular groove is formed in one side, close to the upper clamp plate, of the lower clamp plate, and the first triangular groove and the second triangular groove are matched with the appearance of the turning tool.

Specifically, first triangular groove and second triangular groove are laminated with the appearance of lathe tool mutually, and punch holder and lower plate remove to the direction that is close to each other, and lathe tool is pressed from both sides tightly more firm.

In one example, the first triangular groove and the second triangular groove are respectively arranged at the middle positions of the sides, close to each other, of the upper clamping plate and the lower clamping plate, the size and the angle of the grooves are the same, the cross sections of the two triangular grooves are isosceles triangles, the condition that the stress of the attaching surface of the lathe tool and the triangular grooves is more uniform is guaranteed, and the lathe tool is prevented from being damaged due to the uneven stress in work.

Optionally, the first triangular groove comprises a first groove bottom surface and a second groove bottom surface, recessed grooves are formed in the first groove bottom surface and the second groove bottom surface, a guide groove is formed in the bottom of the recessed groove, a guide rod is slidably arranged in the guide groove, a spring is arranged between one end of the guide rod and the bottom of the guide groove, and a pressing plate is arranged at the other end of the guide rod.

Specifically, this lathe is equipped with the first triangular groove with lathe tool appearance matched with on the punch holder of clamping mechanism, is equipped with the guide bar that has the clamp plate by spring coupling on two tank bottoms of first triangular groove, and clamp plate and lathe tool laminating buffer lathe tool carry out the vibrations that the turning during operation produced, avoid lathe tool to receive the vibrations power and damage or drop when using for a long time.

In one example, the bottom of the guide groove and one end of the guide rod, which is far away from the pressure plate, are respectively provided with a shock pad, and the shock pads are connected through a spring, so that the shock buffering effect on the lathe tool is further enhanced; the guide rod is in sliding fit in the guide groove, sliding blocks are fixedly mounted on two sides of one end, provided with the shock pad, of the guide rod, sliding grooves are formed in two side walls of the guide groove, and the sliding blocks can freely slide in the sliding grooves; three grooves are respectively arranged on the bottom surfaces of the two grooves at equal intervals, and the whole pressing plate can be completely accommodated in the grooves.

In another example, the end of the pressing plate, which is far away from the guide rod, is provided with the non-slip pad, the non-slip pad is firmly attached to the lathe tool, and the lathe tool is prevented from falling off due to vibration force when being used for a long time.

Optionally, the cleat driving mechanism comprises:

the first sliding blocks are arranged at two ends of the upper clamping plate, and first internal threaded holes are formed in the first sliding blocks;

the second sliding blocks are arranged at two ends of the lower clamping plate, and second internal threaded holes are formed in the second sliding blocks;

the two transmission screw rods are respectively and rotatably arranged on two sides of the mounting groove, a first screw rod part and a second screw rod part with opposite rotation directions are respectively arranged at two ends of each transmission screw rod, and the first screw rod part and the second screw rod part are respectively matched with the first internal thread hole and the second internal thread hole;

and the gear transmission group is arranged above the transmission screw rod.

Specifically, the first sliding block and the second sliding block at the two ends can move oppositely and reversely by rotating the two transmission screw rods, the structure is simple, and the operation is simple and convenient.

In one example, two transmission screw rods are respectively arranged at two sides of the mounting groove, one end of each transmission screw rod is rotatably connected to the groove wall of the mounting groove, and the other end of each transmission screw rod is connected with the gear transmission set, so that the transmission screw rods are stably connected with the groove wall of the mounting groove and can freely rotate; the first sliding blocks and the second sliding blocks are in sliding fit with the groove walls of the mounting groove, the balls are all nested at one ends, away from the upper clamping plate, of the first sliding blocks on the two sides, the balls are all nested at one ends, away from the lower clamping plate, of the second sliding blocks on the two sides, and the balls are in rolling contact with the groove walls of the corresponding mounting groove.

Optionally, the gear train comprises:

the rotating shaft is connected with one end of the transmission screw rod;

the first gear is sleeved on the rotating shaft;

the second gear is in meshed transmission with the first gear;

the third gear is in meshing transmission with the second gear;

one end of the connecting shaft is connected with the third gear, the other end of the connecting shaft penetrates through the mounting seat and extends outwards, and the connecting shaft is in running fit with the mounting seat;

and the handle is connected with the other end of the connecting shaft.

Concretely, through the twist grip, the handle drives connecting axle and third gear rotatory, and the third gear drives the second gear rotation of meshing with it, and the second gear drives the first gear rotation of meshing with it, and first gear drives splint actuating mechanism through the pivot, and the interval between splint actuating mechanism drive punch holder and the lower plate changes, realizes fastening and dismantling the lathe tool, and the operation is swift, stable in structure.

In one example, one end of each of two transmission lead screws is respectively connected with two rotating shafts, the two rotating shafts are sleeved on two first gears, two second gears are arranged between the two first gears and are respectively meshed with one side, close to the first gears on the two sides, of the two first gears for transmission, a third gear is arranged between the two second gears, the third gear can drive the second gears on the two sides to rotate while rotating, the third gear is sleeved on one end of a connecting shaft, the connecting shaft penetrates through the mounting seat, and the other end, outside the mounting seat, of the connecting shaft is connected with the handle; the rotating handle is driven by three groups of gears, so that the rotating direction of the handle and the rotating direction of the transmission screw rod can be consistent, when the handle is rotated clockwise, the transmission screw rod drives the upper clamping plate and the lower clamping plate to move oppositely to clamp the turning tool, and when the handle is rotated anticlockwise, the transmission screw rod drives the upper clamping plate and the lower clamping plate to move backwards to release clamping of the turning tool, so that the operation is simple and convenient; the gear transmission group is not in the same space of the mounting groove with the clamping mechanism, and the gear transmission group is arranged in a cavity on the upper part of the mounting groove, so that the contact between the gear transmission group and the external environment is reduced, the gear corrosion and the meshing tooth surface pollution caused by the external environment are avoided, and the service life and the transmission efficiency of the gear transmission group are ensured.

Optionally, a non-slip mat is arranged on the groove wall of the second triangular groove.

Specifically, be equipped with the slipmat on the cell wall, the laminating of slipmat and lathe tool is more firm, has guaranteed that lathe tool receives the shaking force and can not drop when long-term the use.

Examples

As shown in fig. 1 to 5, the present invention provides a machine tool including:

the upper part of the lathe bed 1 is provided with a slide rail 2;

a base 4 is arranged at the lower part of the fixed seat 3, the base 4 is in sliding fit with the slide rail 2, and a rotating mechanism is arranged on one side of the fixed seat 3;

the mounting seat 5 is connected with the rotating mechanism, and the rotating mechanism can drive the mounting seat 5 to rotate;

the mounting groove 6 is arranged in the mounting seat 5;

the clamping mechanism is arranged in the mounting groove 6 and can fix a lathe tool;

and a positioning mechanism provided on one side of the mounting seat 5 and capable of positioning the mounting seat 5.

In the present embodiment, the rotation mechanism includes:

the fixing groove 7 is formed in one side of the fixing seat 3;

and the motor 8 is fixed in the fixing groove 7, and the output shaft extends out of the fixing groove 7 and is connected with the mounting seat 5.

In this embodiment, the positioning mechanism includes:

the clamping groove 9 is arranged on the outer wall of the mounting seat 5;

the placing groove 10 is formed in one side, close to the mounting seat 5, of the base 4;

electric putter 11 is fixed in standing groove 10, and electric putter 11's flexible end is equipped with card post 12, and card post 12 cooperatees with draw-in groove 9 shape.

In this embodiment, the clamping grooves 9 are provided in a plurality, the mounting seat 5 is cylindrical, and the plurality of clamping grooves 9 are circumferentially and uniformly distributed on the outer wall of the mounting seat 5.

In this embodiment, the clamping mechanism comprises:

the upper clamping plate 13 is movably arranged in the mounting groove 6;

the lower clamping plate 14 is movably arranged in the mounting groove 6;

and a clamp driving mechanism capable of driving the upper clamp 13 and the lower clamp 14 to move in a direction of approaching each other.

In this embodiment, a first triangular groove 15 is formed on one side of the upper plate 13 close to the lower plate 14, a second triangular groove 16 is formed on one side of the lower plate 14 close to the upper plate 13, and the first triangular groove 15 and the second triangular groove 16 are matched with the shape of the lathe tool.

In this embodiment, the first triangular groove 15 includes a first groove bottom surface 17 and a second groove bottom surface 18, a concave groove 19 is provided on the first groove bottom surface 17 and the second groove bottom surface 18, a guide groove 20 is provided at the bottom of the concave groove 19, a guide rod 21 is slidably provided in the guide groove 20, a spring 22 is provided between one end of the guide rod 21 and the bottom of the guide groove 20, and a pressing plate 23 is provided at the other end of the guide rod 21.

In this embodiment, the cleat driving mechanism includes:

the first sliding blocks 24 are arranged at two ends of the upper clamping plate 13, and first internal threaded holes are formed in the first sliding blocks 24;

the second sliding blocks 25 are arranged at two ends of the lower clamping plate 14, and second internal threaded holes are formed in the second sliding blocks 25;

the two transmission screw rods 26 are respectively and rotatably arranged at two sides of the mounting groove 6, a first screw rod part 27 and a second screw rod part 28 with opposite rotation directions are respectively arranged at two ends of the transmission screw rods 26, and the first screw rod part 27 and the second screw rod part 28 are respectively matched with the first internal thread hole and the second internal thread hole;

and the gear transmission set is arranged above the transmission screw rod 26.

In this embodiment, the gear train comprises:

a rotating shaft 29 connected to one end of the drive screw 26;

a first gear 30 sleeved on the rotating shaft 29;

a second gear 31 in meshing transmission with the first gear 30;

a third gear 32 in meshing transmission with the second gear 31;

one end of the connecting shaft 33 is connected with the third gear 32, the other end of the connecting shaft penetrates through the mounting seat 5 and extends outwards, and the connecting shaft 33 is in running fit with the mounting seat 5;

and a handle 34 connected to the other end of the connecting shaft 33.

In this embodiment, the groove wall of the second triangular groove 16 is provided with a non-slip pad 35.

In summary, when the turning tool is installed, first, one end of the turning tool is inserted between the upper clamp plate 13 and the lower clamp plate 14 in the installation groove 6, so that two edges of the turning tool are respectively symmetrical to the first triangular groove 15 and the second triangular groove 16, the handle 34 drives the connecting shaft 33 and the third gear 32 to rotate by rotating the handle 34 clockwise, the third gear 32 drives the two second gears 31 to rotate, the two second gears 31 drive the corresponding first gears 30 to rotate, the two first gears 30 drive the corresponding rotating shafts 29 and the transmission screw 26 to rotate, since the spiral directions of the first screw rod parts 27 and the second screw rod parts 28 are opposite, the two first sliders 24 drive the upper clamp plate 13 to move downwards, the two second sliders 25 drive the lower clamp plate 14 to move upwards, the two first sliders 24 and the second sliders 25 drive the corresponding balls to roll on the groove walls, the distance between the upper clamping plate 13 and the lower clamping plate 14 is gradually reduced, when the upper clamping plate 13 drives the six pressing plates 23 to be in contact with the turning tool, the six pressing plates 23 drive the corresponding guide rods 21 to respectively slide into the corresponding guide grooves 20 along with the continuous downward movement of the upper clamping plate 13, the six springs 22 are compressed and deformed to generate elasticity, the guide rods 21 drive the corresponding limiting rods to slide in the corresponding limiting grooves, and therefore the turning tool can be stably clamped in the mounting groove 6 by adjusting the upper clamping plate 13 and the lower clamping plate 14 to move towards the directions close to each other and by means of clamping and matching of the upper clamping plate 13 and the lower clamping plate 14; make electric putter 11 drive outside the corresponding draw-in groove 9 of card post 12 roll-off, remove the fixed to mount pad 5 promptly, then 8 corotation of starter motor or reversal work, make motor 8 drive mount pad 5 and the lathe tool of firm centre gripping rotate, thereby can adjust the angle of the lathe tool of firm centre gripping, after the angle modulation of lathe tool is suitable, start electric putter 11 work, make electric putter 11 promote in card post 12 inserts corresponding draw-in groove 9, the fixing to mount pad 5 has been accomplished promptly, thereby use lathe tool to carry out turning work to spare part.

Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.