CN118287703A - Clamp for lathe machining - Google Patents

Abstract

The invention discloses a fixture for lathe machining in the technical field of lathe fixtures, which comprises a mounting head, wherein a fluted disc is rotationally connected to the mounting head, a plurality of guide grooves are formed in the fluted disc, a plurality of sliding grooves are formed in the mounting head, a driving mechanism is arranged in the mounting head, the driving mechanism is meshed with the fluted disc, a moving rod is slidably connected between each guide groove and one sliding groove, one end of the moving rod is provided with a clamping mechanism, a positioning shell is movably connected in the mounting head, a limiting mechanism is arranged on the positioning shell, a centering mechanism is arranged on the positioning shell, and materials are effectively clamped from inside to outside or from outside to inside, so that the materials are more diversified and stable during clamping, and the limitation during clamping is avoided.

Description

Clamp for lathe machining

Technical Field

The invention relates to the technical field of lathe clamps, in particular to a clamp for lathe machining.

Background

The lathe is mainly used the lathe tool to carry out lathe work to rotatory work piece, and the lathe generally can use anchor clamps when processing, carries out the centre gripping to the material of processing to avoid the material to appear rocking or vibrations when using, and current anchor clamps have some problems when using, for example at patent number: the technical scheme includes that when a cylindrical workpiece is machined by the lathe, the clamp can not be conveniently adjusted to clamp the cylindrical workpiece according to the size of the cylindrical workpiece, when the cylindrical workpiece with different sizes is clamped by the lathe, the clamp is slowly adjusted, the machining efficiency of the cylindrical workpiece by the lathe is reduced, when the clamp is not used, the clamp is not well protected, the clamp is easily damaged by accidental touch, normal use is affected, when a round material is machined by a general lathe or when materials with different shapes are machined by the lathe, the clamp is divided into hollow and solid materials, and when the round material is machined by the lathe, the round material is also divided into internal machining and external machining, and in the technical scheme, the round material is only clamped by the clamp from outside only when the round material is machined, and the round material cannot be clamped from the inside, so that when the round material is required to be machined by people, the round material cannot be machined completely due to the clamp, the fact that the center of gravity of the round material cannot be completely machined due to the clamp is caused, and when the round material is accurately clamped by the equipment, and the round material cannot be accurately clamped when the round material is clamped by the equipment.

Based on this, the present invention has devised a fixture for lathe work to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide a clamp for lathe machining, which solves the problems that the clamping of the prior art can not be carried out on materials according to requirements, so that the materials can not be sufficiently and conveniently machined after being clamped, and the machining efficiency of equipment is affected.

In order to achieve the above purpose, the present invention provides the following technical solutions:

The utility model provides a fixture for lathe processing, includes the installation head, the installation head internal rotation is connected with the fluted disc, a plurality of guide ways have been seted up on the fluted disc, a plurality of spouts have been seted up on the installation head, install actuating mechanism in the installation head, actuating mechanism and fluted disc intermeshing, every equal sliding connection has a movable rod between guide way and the spout, fixture is installed to movable rod one end, swing joint has the positioning shell in the installation head, install stop gear on the positioning shell, install centering mechanism on the positioning shell.

As a further scheme of the invention, the fluted disc is provided with a track groove, the top surface of the inner wall of the mounting head is fixedly connected with a plurality of positioning rods, the positioning rods are slidably connected in the track groove, and the guide groove is arc-shaped.

As a further scheme of the invention, the driving mechanism comprises a driving motor, belt wheels, a connecting rod and gears, wherein the driving motor is installed in the installation head, the belt wheels are installed at the output end of the driving motor, the connecting rod is connected in a rotating manner in the installation head, the other belt wheel is installed on the connecting rod, the two belt wheels are in transmission connection, the gears are installed on the connecting rod, and the gears are meshed with the fluted disc.

As a further scheme of the invention, a first spring is fixedly connected to the moving rod, one end of the first spring is fixedly connected to the mounting head, and the first spring is positioned between the fluted disc and the mounting head.

As a further scheme of the invention, the clamping mechanism comprises a fixed shell, second springs and a clamping rod, wherein the fixed shell is arranged at one end of the moving rod, a plurality of second springs are fixedly connected in the fixed shell, one end of each second spring is fixedly connected with the clamping rod, and one end of each clamping rod is arc-shaped.

As a further scheme of the invention, the limiting mechanism comprises a third spring, a limiting rod and limiting grooves, four third springs are fixedly connected in the positioning shell, the four third springs are in annular arrangement, one end of each third spring is fixedly connected with the limiting rod, one end of each limiting rod is arc-shaped, four limiting grooves are formed in the mounting head, and the four limiting rods are movably connected in the limiting grooves.

As a further scheme of the invention, the centering mechanism is movably connected with the driving mechanism, the centering mechanism comprises a screw, moving rings, connecting arms, telescopic rods, clamping grooves, clamping blocks and extrusion blocks, the screw is rotationally connected to the positioning shell, the screw is provided with another moving ring, one moving ring is rotationally connected to the screw, the other moving ring is in threaded connection with the screw, the moving ring is rotationally connected with four connecting arms, two telescopic rods are fixedly connected to one moving ring, the output end of the driving motor is fixedly connected with the clamping rods, two clamping grooves are formed in the clamping rods, two clamping blocks are mounted on the screw, and the two clamping blocks are movably connected in the clamping grooves.

As a further scheme of the invention, a squeezing block is arranged between every two connecting arms, and the squeezing block is hemispherical.

As a further scheme of the invention, the driving motor uses a self-locking motor, and a storage battery is arranged in the mounting head.

As a further scheme of the invention, the bottom surface of the mounting head is provided with a mounting groove, and a plurality of movable nuts are arranged on the mounting groove.

Compared with the prior art, the invention has the beneficial effects that:

According to the invention, through the mutual matching of the driving mechanism and the clamping mechanism, the material can be clamped by the outer side of the material when the material is clamped, and when people need to clamp the material internally, the position of the clamping mechanism can be changed, so that the clamping mode of the equipment can be changed fully according to the needs of people when the equipment is clamped, the situation that the processing mode and efficiency of the material are affected because the material is limited to a certain extent only by the external clamping when the equipment is clamped is avoided, and when people need to center the material, the equipment can center the material according to the needs by only changing the linkage between the driving mechanism and the centering mechanism, and then the stability of the equipment is more convenient when the equipment is clamped, the limitation of the equipment when the equipment is clamped is further reduced, the clamping mode of the equipment can be changed according to the needs of people when the equipment is clamped, the single clamping of the material when the equipment is clamped, and the processing of the material are prevented from being affected.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the front side view angle structure of the present invention;

FIG. 2 is a schematic view of the lower side view angle structure of the present invention;

FIG. 3 is a schematic view of the left side view cross-sectional structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the partial lower view of the present invention;

FIG. 5 is a schematic view of the internal structure of a partial upper side view angle of the present invention;

FIG. 6 is a schematic view of the internal structure of the present invention in a partial right side view;

FIG. 7 is a schematic cross-sectional view of the internal structure of the present invention in a partial right side view;

FIG. 8 is a schematic view of the internal structure of the present invention in a partial upper side view.

In the drawings, the list of components represented by the various numbers is as follows:

1. A mounting head; 2. fluted disc; 3. a track groove; 4. a positioning rod; 5. a guide groove; 6. a chute; 7. a driving mechanism; 8. a driving motor; 9. a belt wheel; 10. a connecting rod; 11. a gear; 12. a moving rod; 13. a first spring; 14. a clamping mechanism; 15. a fixed case; 16. a second spring; 17. a clamping rod; 18. positioning a shell; 19. a limiting mechanism; 20. a third spring; 21. a limit rod; 22. a limit groove; 23. a centering mechanism; 24. a screw; 25. a moving ring; 26. a connecting arm; 27. a telescopic rod; 28. a clamping rod; 29. a clamping groove; 30. a clamping block; 31. extruding a block; 32. and a mounting groove.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides a technical solution:

The fixture for lathe machining comprises a mounting head 1, wherein a fluted disc 2 is rotationally connected to the mounting head 1, a plurality of guide grooves 5 are formed in the fluted disc 2, a plurality of sliding grooves 6 are formed in the mounting head 1, a driving mechanism 7 is arranged in the mounting head 1, the driving mechanism 7 and the fluted disc 2 are meshed with each other, a movable rod 12 is slidably connected between each guide groove 5 and one sliding groove 6, a clamping mechanism 14 is arranged at one end of the movable rod 12, a positioning shell 18 is movably connected in the mounting head 1, a limiting mechanism 19 is arranged on the positioning shell 18, and a centering mechanism 23 is arranged on the positioning shell 18;

When the device is in operation, the device is arranged at a proper position through the mounting groove 32, before the device is used, the limiting mechanism 19 is far away from the mounting head 1, at the moment, the driving mechanism 7 and the centering mechanism 23 are in a separation state, when people need to clamp materials from outside, the materials are placed between the clamping mechanisms 14, if the materials need to be centered or are in a hollow state, the centering mechanism 23 can be pulled upwards, parts in the centering mechanism 23 and the driving mechanism 7 are linked, at the moment, the centering mechanism 23 is placed in the materials, the clamping mechanisms 14 are positioned at the outer side of the materials, at the moment, the driving mechanism 7 is opened, the driving mechanism 7 is controlled to rotate, so that the clamping mechanisms 14 are mutually close, when the clamping mechanisms 14 are mutually close, the parts in the clamping mechanisms 14 are mutually matched, so that the materials are changed according to the shape change of the materials, and when the centering mechanism 23 is in operation, the materials can be outwards spread from inside, so that the materials can be centered, and if the materials need to be fixed from inside, the centering mechanism 23 and the driving mechanism 7 are separated, the clamping mechanisms 14 are sleeved in the inside, at the moment, the driving mechanism 7 is controlled to be controlled to rotate, so that the materials can be stably clamped outside, and the materials can be clamped by the driving mechanism 7 is controlled to be arranged inside and outwards;

According to the invention, the driving mechanism 7 and the clamping mechanism 14 are matched with each other, so that materials can be clamped by the outer sides of the materials when the materials are clamped, and when people need to clamp the materials internally, the position of the clamping mechanism 14 can be changed, so that the clamping mode of the equipment can be changed fully according to the needs of people when the equipment is clamped, the situation that the materials are limited in processing due to the fact that the materials are clamped only externally when the equipment is clamped is avoided, the processing mode and efficiency of the materials are influenced, and when the materials are required to be centered, the equipment can be centered according to the needs by only changing the linkage between the driving mechanism 7 and the centering mechanism 23, the stability of the equipment is further facilitated when the equipment is clamped, the limitation of the equipment when the equipment is clamped is further reduced, the materials are more stable when the equipment is clamped, the equipment can clamp in multiple positions and multiple shapes when the equipment is clamped, and the single clamping property of the materials is avoided when the materials are clamped, and the processing of the materials are influenced when the equipment is clamped.

As a further scheme of the invention, a track groove 3 is formed on the fluted disc 2, a plurality of positioning rods 4 are fixedly connected to the top surface of the inner wall of the mounting head 1, the positioning rods 4 are slidably connected in the track groove 3, and the guide groove 5 is arc-shaped;

When the driving mechanism 7 works, the driving mechanism 7 controls the fluted disc 2 to rotate, and when the fluted disc 2 rotates, the positioning rod 4 slides in the guide groove 5, so that the position of the clamping mechanism 14 is changed through the rotation of the fluted disc 2, and the clamping mechanism 14 can be guaranteed to sufficiently clamp materials.

As a further scheme of the invention, the driving mechanism 7 comprises a driving motor 8, belt wheels 9, a connecting rod 10 and a gear 11, wherein the driving motor 8 is installed in the installation head 1, the belt wheels 9 are installed at the output end of the driving motor 8, the connecting rod 10 is connected in a rotating way in the installation head 1, the other belt wheel 9 is installed on the connecting rod 10, the two belt wheels 9 are in transmission connection, the gear 11 is installed on the connecting rod 10, and the gear 11 and the fluted disc 2 are meshed with each other;

When the driving mechanism 7 works, the driving motor 8 drives the belt wheels 9 to rotate, when the belt wheels 9 rotate, one belt wheel 9 drives the gear 11 to rotate, so that the gear 11 drives the fluted disc 2 to rotate, when the fluted disc 2 rotates, the guide groove 5 on the fluted disc 2 pushes the connecting rod 10 to move in the chute 6, so that the clamping mechanisms 14 are close to each other, and when the driving mechanism 7 and the centering mechanism 23 are linked, the driving mechanism 7 can open the centering mechanism 23 when the clamping mechanisms 14 are controlled to be close to each other, so that the centering mechanism 23 centers and positions materials;

According to the invention, through the cooperation between the driving mechanism 7 and the fluted disc 2, the fluted disc 2 can control the clamping mechanism 14 to move, so that the clamping mechanism 14 can clamp the material from the inside or the outside, and the stability of the material is guaranteed, and when the driving mechanism 7 and the centering mechanism 23 cooperate, the material can be centered while clamping, so that the center position of the material is guaranteed, and the deviation of the material during clamping is avoided.

As a further scheme of the invention, a first spring 13 is fixedly connected to the moving rod 12, one end of the first spring 13 is fixedly connected to the mounting head 1, and the first spring 13 is positioned between the fluted disc 2 and the mounting head 1;

During operation, when movable rod 12 slides in guide way 5 and spout 6, first spring 13 is elongated this moment, and when movable rod 12 is in guide way 5 and spout 6 reverse movement, first spring 13 resets this moment, through the elongation of first spring 13 and shorten the reset to make movable rod 12 more stable when moving, avoided movable rod 12 to appear not atress and rock the condition, further improved the stability of holding, avoided the material to appear the condition that drops when from inside centre gripping.

As a further scheme of the invention, the clamping mechanism 14 comprises a fixed shell 15, a second spring 16 and a clamping rod 17, wherein the fixed shell 15 is arranged at one end of the moving rod 12, a plurality of second springs 16 are fixedly connected in the fixed shell 15, the clamping rod 17 is fixedly connected at one end of the second springs 16, and one end of the clamping rod 17 is arc-shaped;

When the material is positioned between the clamping mechanisms 14 or the clamping mechanisms 14 are positioned in the material, the guide groove 5 and the sliding groove 6 are matched through the rotation of the fluted disc 2, so that the movable rod 12 slides in the material, when the movable rod 12 slides, the thrust generated by the movable rod 12 acts on the clamping mechanisms 14, so that the clamping rods 17 in the clamping mechanisms 14 are extruded, when the clamping rods 17 are extruded, the second springs 16 fixedly connected with one ends of the clamping rods 17 are compressed, so that the shape of the clamping rods 17 is changed (the clamping rods 17 are rectangular or square in initial state and are in material shape after extrusion), when the fluted disc 2 is not stressed by people, the clamping mechanisms 14 are in a far away state, and the second springs 16 reset, so that the clamping rods 17 are far away from the material, and then the clamping mechanisms 14 do not clamp the material;

according to the invention, through the mutual matching of the second spring 16 and the clamping rod 17 in the clamping mechanism 14, materials with different shapes can be clamped through the clamping mechanism 14 according to the requirements when the clamping mechanism 14 clamps the materials, so that the clamping stability and the clamping diversity are ensured.

As a further scheme of the invention, the limiting mechanism 19 comprises a third spring 20, a limiting rod 21 and a limiting groove 22, four third springs 20 are fixedly connected in the positioning shell 18, the four third springs 20 are annularly arranged, one end of each third spring 20 is fixedly connected with the limiting rod 21, one end of each limiting rod 21 is arc-shaped, four limiting grooves 22 are formed in the mounting head 1, and the four limiting rods 21 are movably connected in the limiting grooves 22;

When the positioning shell 18 is pulled to enable the positioning shell 18 to move in the mounting head 1, when the positioning shell 18 moves, the limiting rod 21 on the positioning shell 18 slides in the limiting groove 22, when the limiting rod 21 starts to move, the limiting rod 21 presses the third spring 20 to enable the third spring 20 to be compressed, when the positioning shell 18 moves to a proper position, the limiting rod 21 is positioned in the limiting groove 22, at the moment, the third spring 20 is reset, the positioning shell 18 is fixed on the mounting head 1 through the four limiting rods 21, when the positioning shell 18 is not needed, the positioning shell 18 can be separated only by enabling the limiting rod 21 and the limiting groove 22 in the limiting mechanism 19 to be separated, and at the moment, the clamping mechanism 14 is controlled by the driving mechanism 7 to clamp the material;

According to the invention, through the mutual matching of all parts in the limiting mechanism 19, the position of the positioning shell 18 can be changed according to the needs of people when the equipment is used, so that the equipment is more convenient and faster and more convenient when the equipment is used.

As a further scheme of the invention, the centering mechanism 23 is movably connected with the driving mechanism 7, the centering mechanism 23 comprises a screw 24, a movable ring 25, a connecting arm 26, a telescopic rod 27, a clamping rod 28, a clamping groove 29, a clamping block 30 and a squeezing block 31, the screw 24 is rotationally connected to the positioning shell 18, the screw 24 is provided with another movable ring 25, one movable ring 25 is rotationally connected to the screw 24, the other movable ring 25 is in threaded connection with the screw 24, the movable ring 25 is rotationally connected with four connecting arms 26, one movable ring 25 is fixedly connected with two telescopic rods 27, the output end of the driving motor 8 is fixedly connected with the clamping rod 28, the clamping rod 28 is provided with two clamping grooves 29, the screw 24 is provided with two clamping blocks 30, and the two clamping blocks 30 are movably connected in the clamping grooves 29;

When the positioning shell 18 is fixed on the mounting head 1 through the limiting mechanism 19, the positioning shell 18 drives the centering mechanism 23 to move, at the moment, the screw 24 in the centering mechanism 23 moves, when the screw 24 moves to a proper position along with the positioning shell 18, a clamping block 30 arranged on the screw 24 is clamped in a clamping groove 29, so that the centering mechanism 23 is connected with the driving mechanism 7, when the centering mechanism 23 is connected with the driving mechanism 7, the driving mechanism 7 is opened, the output end of the driving motor 8 drives the screw 24 to rotate, when the screw 24 rotates, a movable ring 25 in threaded connection with the screw 24 moves on the screw 24, when the two movable rings 25 are mutually close, the angle between the two connecting arms 26 is reduced, at the moment, the extrusion block 31 expands outwards, when the four extrusion blocks 31 are contacted with the inner wall of a material, the four extrusion blocks 31 are internally centered, when people need to detach the driving mechanism 7, only the driving mechanism 7 is required to be reversely rotated, and when people need to detach the centering mechanism 23 and the driving mechanism 7, only the step of reversely operating the driving mechanism 19 is required to drive the positioning head 18 to be far away from the mounting head 1;

according to the invention, the positioning shell 18 can drive the centering mechanism 23 to move through the limiting mechanism 19 in the positioning shell 18, so that the centering mechanism 23 can be effectively ensured to be connected and detached manually, the connection form of the equipment can be changed according to the needs when the equipment is used, the equipment can be changed according to the needs of people, and the practicability and convenience of the equipment are further improved.

As a further scheme of the invention, a squeezing block 31 is arranged between every two connecting arms 26, and the squeezing block 31 is hemispherical;

During operation, the extrusion block 31 can effectively extrude the inside of the material, so that the thrust generated between the connecting arms 26 acts on the extrusion block 31, thereby effectively ensuring that the extrusion block 31 can sufficiently fix the material, and facilitating the centering of the device.

As a further scheme of the invention, a self-locking motor is used as the driving motor 8, and a storage battery is arranged in the mounting head 1;

When the self-locking motor works, the stability of the equipment when being opened and closed can be effectively guaranteed, and therefore the stability of the fluted disc 2 and the centering mechanism 23 is further guaranteed.

As a further scheme of the invention, the bottom surface of the mounting head 1 is provided with a mounting groove 32, and a plurality of movable nuts are arranged on the mounting groove 32;

In operation, the device is connected with other devices through the mounting groove 32, so that the device is more convenient and quick to mount and dismount.

Claims (10)

1. The utility model provides a fixture for lathe work, includes installation head (1), its characterized in that: the novel automatic feeding device is characterized in that the mounting head (1) is rotationally connected with the fluted disc (2), a plurality of guide grooves (5) are formed in the fluted disc (2), a plurality of sliding grooves (6) are formed in the mounting head (1), a driving mechanism (7) is arranged in the mounting head (1), the driving mechanism (7) and the fluted disc (2) are meshed with each other, a moving rod (12) is slidably connected between the guide grooves (5) and one sliding groove (6), a clamping mechanism (14) is arranged at one end of the moving rod (12), a positioning shell (18) is movably connected in the mounting head (1), a limiting mechanism (19) is arranged on the positioning shell (18), and a centering mechanism (23) is arranged on the positioning shell (18).

2. A lathe tool clamp according to claim 1, wherein: the fluted disc (2) is provided with a track groove (3), the top surface of the inner wall of the mounting head (1) is fixedly connected with a plurality of positioning rods (4), the positioning rods (4) are slidably connected in the track groove (3), and the guide groove (5) is arc-shaped.

3. A lathe tool clamp according to claim 1, wherein: the driving mechanism (7) comprises a driving motor (8), belt wheels (9), a connecting rod (10) and gears (11), wherein the driving motor (8) is installed in the installation head (1), the belt wheels (9) are installed at the output end of the driving motor (8), the connecting rod (10) is connected to the installation head (1) in a rotating mode, the other belt wheel (9) is installed on the connecting rod (10), the two belt wheels (9) are in transmission connection, the gears (11) are installed on the connecting rod (10), and the gears (11) are meshed with the fluted disc (2).

4. A lathe tool clamp according to claim 1, wherein: the movable rod (12) is fixedly connected with a first spring (13), one end of the first spring (13) is fixedly connected to the mounting head (1), and the first spring (13) is located between the fluted disc (2) and the mounting head (1).

5. A lathe tool clamp according to claim 1, wherein: the clamping mechanism (14) comprises a fixed shell (15), a second spring (16) and a clamping rod (17), wherein the fixed shell (15) is installed at one end of the movable rod (12), a plurality of second springs (16) are fixedly connected in the fixed shell (15), the clamping rod (17) is fixedly connected at one end of the second springs (16), and one end of the clamping rod (17) is arc-shaped.

6. A lathe tool clamp according to claim 1, wherein: stop gear (19) are including third spring (20), gag lever post (21) and spacing groove (22), four fixedly connected with third spring (20) in positioning shell (18), four third spring (20) are annular arrangement, third spring (20) one end fixedly connected with gag lever post (21), gag lever post (21) one end is convex, four spacing groove (22) have been seted up in installation head (1), four gag lever post (21) swing joint is in spacing groove (22).

7. A lathe tool clamp according to claim 1, wherein: centering mechanism (23) and actuating mechanism (7) swing joint, centering mechanism (23) include screw rod (24), remove ring (25), linking arm (26), telescopic link (27), draw-in lever (28), draw-in groove (29), fixture block (30) and extrusion piece (31), rotate on positioning shell (18) and be connected with screw rod (24), be equipped with another remove ring (25) on screw rod (24), one of them remove ring (25) rotate and connect on screw rod (24), another remove ring (25) threaded connection on screw rod (24), remove and rotate on ring (25) and be connected with four linking arm (26), one of them fixedly connected with two telescopic link (27) on remove ring (25), actuating motor (8) output fixedly connected with draw-in lever (28), two draw-in grooves (29) have been seted up on draw-in lever (28), install two fixture blocks (30) on screw rod (24), two fixture block (30) swing joint are in draw-in groove (29).

8. The fixture for lathe work according to claim 7, wherein: an extrusion block (31) is arranged between every two connecting arms (26), and the extrusion block (31) is hemispherical.

9. A lathe tool fixture as defined in claim 3, wherein: the driving motor (8) is a self-locking motor, and a storage battery is arranged in the mounting head (1).

10. A lathe tool clamp according to claim 1, wherein: the bottom surface of the mounting head (1) is provided with a mounting groove (32), and a plurality of movable nuts are arranged on the mounting groove (32).