CN212553529U

CN212553529U - Multifunctional clamp for machine manufacturing

Info

Publication number: CN212553529U
Application number: CN202021258935.7U
Authority: CN
Inventors: 熊奇文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-19
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a multifunctional clamp for machine-building, including mesa, installation storehouse and U type installation pole, servo motor is installed to one side at mesa top, and servo motor's output is connected with the pivot. This a multi-functional anchor clamps for machine-building, it is spacing each other through first stopper and second stopper on the activity ring, and the first spring of being connected between second stopper and the sliding plate, when rotating the storehouse and receiving sufficient resistance, the second stopper can slide and get into and rotate the storehouse inside not spacing each other with first spacing block formation, make the lead screw can not rotate thereupon and continue to apply the clamping-force, thereby make the device have the function that the clamping-force was applied in the autostop, and can be according to the range of the automatic shutdown behind the clamping-force that the anti extrusion capacity adjustment lead screw of centre gripping article drove U type installation pole and apply, and can change the centre gripping position, make things convenient for operating personnel to process this position.

Description

Multifunctional clamp for machine manufacturing

Technical Field

The utility model relates to a machine-building technical field specifically is a multifunctional clamp for machine-building.

Background

Machine-building is the important component part in modern production activity, and its machine part who mainly aims at various equipment makes, for example punches and polishes etc. need use multiple instrument when carrying out machine-building, and anchor clamps are wherein to use comparatively extensive one, and its main function is fixed with the part centre gripping to make things convenient for subsequent operation, and traditional anchor clamps for machine-building can satisfy people's user demand basically, but still have certain problem, and specific problem is as follows:

1. when the existing clamp for machine manufacturing is used, an operator needs to constantly pay attention to the clamping force of a part, so that unnecessary extrusion damage to the part due to overlarge clamping force is avoided in the operation process;

2. when the existing clamp for machine manufacturing is used, a clamping part of the existing clamp needs to be machined, and when a clamping part needs to be adjusted, clamping and fixing are carried out again after clamping is released and the position of the existing clamp needs to be adjusted, so that the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multifunctional clamp for machine-building to the current anchor clamps for machine-building that provide in solving above-mentioned background art need the operating personnel to pay attention to the clamping dynamics of part constantly when carrying out the centre gripping, and when need process its centre gripping part and need adjust the centre gripping position, need relieve the centre gripping and carry out the comparatively troublesome problem of centre gripping again.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional clamp for machine manufacturing comprises a table board, an installation bin and a U-shaped installation rod, wherein a servo motor is installed on one side of the top of the table board, the output end of the servo motor is connected with a rotating shaft, the side, far away from the servo motor, of the top of the table board is fixed with the installation bin, the top of the interior of the installation bin is provided with a sliding chute, two sides of the interior of the sliding chute are provided with sliding blocks, the bottom of each sliding block is provided with the U-shaped installation rod, one side, close to the servo motor, of the installation bin is provided with a lead screw penetrating through the U-shaped installation rod, one end, far away from the installation bin, of the lead screw is fixed with a rotating bin, two ends of the inner side of the U-shaped installation rod are both fixed with first fixing shafts, the outer side of each first fixing shaft is sleeved with a rotating wheel, a second spring is, the through-hole has been seted up at the top of gag lever post, the inside top of first fixed axle is provided with the U type stripper bar that runs through U type installation pole, and is connected with the third spring between U type stripper bar and the U type installation pole, one side at U type installation pole top is fixed with the second fixed axle.

Preferably, servo motor's one end is kept away from to the pivot is fixed with the mounting bracket, and the one end that the pivot was kept away from to the mounting bracket installs the activity ring, the inboard of activity ring evenly is provided with first stopper.

Preferably, the top and the bottom of rotating the storehouse all are provided with the second stopper, and the second stopper runs through and rotates the storehouse, the intermediate position department of second stopper both sides all is fixed with the third stopper, and the second stopper is close to the one end of rotating the storehouse and installs first spring, the one end that the second stopper was kept away from to first spring is fixed with the sliding plate, and the one side that the first spring was kept away from to the sliding plate installs the extrusion stem main part.

Preferably, the end of the rotating bin far away from the screw rod is provided with a screw rod, and the screw rod penetrates through the rotating bin.

Preferably, the inner side of the rotating wheel is uniformly provided with a limiting groove, and the outer side of the rotating wheel is provided with an elastic belt.

Preferably, a limiting plate is arranged on the outer side of the second fixing shaft, and a coil spring is connected between the limiting plate and the U-shaped mounting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the mutual limiting of the first limiting block and the second limiting block on the movable ring and the first spring connected between the second limiting block and the sliding plate, when the rotating bin does not receive enough rotating resistance, the servo motor drives the movable ring to rotate, so that the rotating bin and the lead screw can be driven to rotate, the U-shaped mounting rod is driven to complete the clamping operation, when the rotating bin receives enough resistance, the second limiting block can slide into the rotating bin and does not form mutual limiting with the first limiting block, so that the lead screw cannot rotate along with the first limiting block to continuously apply clamping force, and the device has the function of automatically stopping applying the clamping force;

2. through the threaded connection between the screw rod and the rotating bin and the matching of the bevel edge of the screw rod, the screw rod can be screwed to drive the extrusion rod main body and the sliding plate to slide in the rotating bin, so that the compression amplitude of the first spring is changed, the force requirement of the second limiting block on extrusion sliding can be changed, and the amplitude of automatic stop after the clamping force applied by the U-shaped mounting rod is driven by the screw rod can be adjusted according to the anti-extrusion capacity of a clamped object;

3. through rotating the wheel and being connected with the rotation of first fixed axle for after removing the rotation restriction that rotates between wheel and the first fixed axle through extrusion U type stripper bar, when the manual work removed the centre gripping article back-and-forth movement, elastic belt can rotate thereupon with rotating the wheel, and then makes operating personnel can remove the part of centre gripping on the basis of not removing the centre gripping, thereby changes the centre gripping position, makes things convenient for operating personnel to process this position.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

FIG. 3 is a schematic top sectional view of the present invention;

fig. 4 is an enlarged schematic view of the structure of fig. 3B according to the present invention;

FIG. 5 is a schematic side sectional view of the rotary bin of the present invention;

FIG. 6 is a schematic side view of the U-shaped mounting bar of the present invention;

fig. 7 is a schematic view of the U-shaped mounting rod of the present invention.

In the figure: 1. a table top; 2. a servo motor; 3. a rotating shaft; 4. a mounting frame; 5. a movable ring; 6. a first stopper; 7. installing a bin; 8. a chute; 9. a slider; 10. a U-shaped mounting rod; 11. a screw rod; 12. rotating the bin; 13. a second limiting block; 14. a third limiting block; 15. a first spring; 16. a sliding plate; 17. a squeeze lever body; 18. a screw; 19. a first fixed shaft; 20. a rotating wheel; 21. a limiting groove; 22. an elastic belt; 23. a second spring; 24. a limiting rod; 25. a U-shaped extrusion rod; 26. a third spring; 27. a second fixed shaft; 28. a limiting plate; 29. a coil spring; 30. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a multifunctional clamp for machine manufacturing comprises a table board 1, an installation bin 7 and a U-shaped installation rod 10, wherein a servo motor 2 is installed on one side of the top of the table board 1, the type of the servo motor 2 can be 57CM30, the output end of the servo motor 2 is connected with a rotating shaft 3, an installation frame 4 is fixed at one end, away from the servo motor 2, of the rotating shaft 3, a movable ring 5 is installed at one end, away from the rotating shaft 3, of the installation frame 4, and a first limiting block 6 is uniformly arranged on the inner side of the movable ring 5, so that when the servo motor 2 rotates, the rotating shaft 3, the installation frame 4 and the movable ring 5 can be driven to rotate, and the first limiting block 6 performs circular;

an installation bin 7 is fixed on one side of the top of the table board 1 far away from the servo motor 2, a chute 8 is arranged on the top of the interior of the installation bin 7, sliders 9 are arranged on two sides of the interior of the chute 8, a U-shaped installation rod 10 is arranged at the bottom of each slider 9, a lead screw 11 penetrating through the U-shaped installation rod 10 is arranged on one side of the installation bin 7 near the servo motor 2, a rotating bin 12 is fixed at one end of the lead screw 11 far away from the installation bin 7, second limit blocks 13 are arranged on the top and the bottom of the rotating bin 12, the second limit blocks 13 penetrate through the rotating bin 12, third limit blocks 14 are fixed at the middle positions of two sides of each second limit block 13, a first spring 15 is arranged at one end of each second limit block 13 near the rotating bin 12, a sliding plate 16 is fixed at one end of each first spring 15 far away from each second limit block 13, and an extrusion rod main body 17 is, the two sets of U-shaped mounting rods 10 are respectively in threaded connection with the screw rod 11, the thread directions outside two ends of the screw rod 11 are opposite, when the screw rod 11 rotates, the two sets of U-shaped mounting rods 10 can move oppositely, so as to perform clamping operation or release clamping, the second limiting blocks 13 and the sliding plates 16 respectively form relative sliding structures with the rotating bin 12, when the rotating resistance of the screw rod 11 and the rotating bin 12 is small, the first limiting blocks 6 and the second limiting blocks 13 form mutual limiting, when the movable ring 5 rotates, the rotating bin 12 can drive the screw rod 11 to rotate along with the screw rod, when the rotating resistance of the screw rod 11 and the rotating bin 12 is large, the first limiting blocks 6 can extrude the bevel edges of the second limiting blocks 13 to drive the first springs 15 to compress, so that the second limiting blocks 13 slide into the rotating bin 12, and the first limiting blocks 6 and the second limiting blocks 13 cannot form mutual limiting, the screw rod 11 and the rotating bin 12 cannot rotate along with the screw rod, and the U-shaped mounting rod 10 cannot continuously apply clamping force;

a screw 18 is arranged at one end of the rotating bin 12, which is far away from the screw rod 11, the screw 18 penetrates through the rotating bin 12, the screw 18 is in threaded connection with the rotating bin 12, one end of the screw 18, which is close to the rotating bin 12, is conical, so that an operator can extrude the extrusion rod main body 17 by screwing the screw 18, and further drive the sliding plate 16 to slide in the rotating bin 12, thereby changing the compression amplitude of the first spring 15, further changing the extrusion force required by the second limiting block 13 to slide into the rotating bin 12, further changing the resistance required by the automatic stop of the screw rod 11 and the rotating bin 12, and facilitating the operator to adjust the automatic stop rotation amplitude of the screw rod 11 and the rotating bin 12 according to the specific anti-extrusion capacity of parts;

the two ends of the inner side of the U-shaped mounting rod 10 are both fixed with a first fixing shaft 19, the outer side of the first fixing shaft 19 is sleeved with a rotating wheel 20, the inner side of the rotating wheel 20 is uniformly provided with a limiting groove 21, the outer side of the rotating wheel 20 is provided with an elastic belt 22, the rotating wheel 20 and the first fixing shaft 19 form a relative rotating structure, after the rotation limitation of the rotating wheel 20 is relieved, when an operator moves a clamped part back and forth, the elastic belt 22 and the rotating wheel 20 can rotate on the outer side of the first fixing shaft 19 along with the clamped part without obstructing the movement of the part, so that the operator can conveniently change the clamping part of the part, and the previous clamping part can be processed;

a second spring 23 is mounted on the inner wall of the first fixing shaft 19, a limiting rod 24 penetrating through the first fixing shaft 19 is arranged at one end of the second spring 23 far away from the second limiting block 13, a through hole 30 is formed at the top of the limiting rod 24, a U-shaped extrusion rod 25 penetrating through the U-shaped mounting rod 10 is arranged at the top inside the first fixing shaft 19, a third spring 26 is connected between the U-shaped extrusion rod 25 and the U-shaped mounting rod 10, a second fixing shaft 27 is fixed at one side of the top of the U-shaped mounting rod 10, a limiting plate 28 is arranged at the outer side of the second fixing shaft 27, a coil spring 29 is connected between the limiting plate 28 and the U-shaped mounting rod 10, the limiting rod 24 and the first fixing shaft 19 form a relative sliding structure, so that when the limiting rod 24 is not extruded, the limiting rod 24 can be positioned in the corresponding limiting groove 21 to limit the rotation between the rotating wheel 20 and the first fixing shaft 19, and the U-shaped extrusion rod 25 and the, and the bottom of U type stripper bar 25 sets up to the hypotenuse, can extrude gag lever post 24 when making extrusion U type stripper bar 25 down, make gag lever post 24 from the inside roll-off that corresponds spacing groove 21, thereby remove the rotation restriction between rotatory wheel 20 and the first fixed axle 19, constitute relative revolution mechanic between limiting plate 28 and the second fixed axle 27, make operating personnel can remove the removal restriction of U type stripper bar 25 through rotating limiting plate 28, make U type stripper bar 25 can be pressed and drive gag lever post 24 and remove the rotation restriction to rotatory wheel 20 and first fixed axle 19, make things convenient for operating personnel to remove the part of centre gripping.

The working principle is as follows: when the multifunctional clamp for machine manufacturing is used, the device is powered on, parts to be processed are placed on the table board 1 between the two groups of U-shaped mounting rods 10, the servo motor 2 is controlled to rotate in the forward direction, the servo motor 2 drives the rotating shaft 3, the mounting frame 4 and the movable ring 5 to rotate, the first limiting block 6 on the movable ring 5 and the second limiting block 13 on the rotating bin 12 are limited mutually through the elasticity of the first spring 15, when the rotating bin 12 is not limited by enough rotation, the first limiting block 6 and the second limiting block 13 are limited mutually, the rotating bin 12 can drive the screw rod 11 to rotate along with the screw rod, the two groups of U-shaped mounting rods 10 are respectively connected with the screw rod 11 through the threads, the sliding connection of the sliding block 9 and the sliding groove 8 limits the rotation of the U-shaped mounting rods 10, the thread directions on the outer sides of the two ends of the screw rod 11 are opposite, and the two groups of U-shaped mounting rods 10 can move towards the direction close to the, the parts are clamped and fixed, along with the increase of clamping force, the elastic belt 22 deforms along with the increase of the clamping force, and applies reaction force to the U-shaped mounting rod 10, so that the rotating resistance of the screw rod 11 and the rotating bin 12 is continuously increased, when the rotating resistance of the screw rod 11 and the rotating bin 12 is increased to a certain extent, the first limiting block 6 can extrude the second limiting block 13 into the rotating bin 12 through the sliding connection of the second limiting block 13 and the elasticity of the first spring 15 and the matching of the inclined edge of the second limiting block 13 at the moment, so that the first limiting block 6 and the movable ring 5 are not limited mutually any more, the screw rod 11 is not rotated any more to increase the clamping force on the parts, the clamping force is controlled by an operator, when the extrusion force born by the parts needing to be clamped is larger or smaller, the screw rod 18 is in threaded connection with the rotating bin 12, when the screw 18 is screwed in the direction close to the rotating bin 12 or away from the rotating bin 12, the pressing rod body 17 on the sliding plate 16 is pressed by the bevel edge of the screw 18 and the sliding connection between the sliding plate 16 and the rotating bin 12 is formed, so that the sliding plate 16 can slide in the direction close to the second stopper 13, and the second stopper 13 is limited by the third stopper 14, so that the compressed amplitude of the first spring 15 is increased, the pressing force required by the second stopper 13 to slide in the rotating bin 12 is increased, the rotation resistance required when the screw 11 and the rotating bin 12 stop rotating is increased, and when the screw 18 is screwed in the direction away from the rotating bin 12, as mentioned above, the pressed amplitude of the first spring 15 is reduced, and the rotation resistance required by the screw 11 and the rotating bin 12 to stop rotating is reduced, therefore, the device can be adjusted according to the specific anti-extrusion capacity of the parts, so that the function of automatically stopping continuously applying the clamping force to various parts is achieved;

after the clamping is completed and the clamping part needs to be machined, the limiting plate 28 is rotated to a position where the U-shaped extrusion rod 25 is not limited by the rotational connection between the limiting plate 28 and the second fixing shaft 27 and the elasticity of the coil spring 29, the U-shaped extrusion rod 25 is pressed downwards by the sliding connection between the U-shaped extrusion rod 25 and the first fixing shaft 19 and the elasticity of the third spring 26, so that the inclined edge at the bottom of the U-shaped extrusion rod 25 extrudes the edge of the through hole 30 on the limiting rod 24, the limiting rod 24 and the first fixing shaft 19 are connected in a sliding manner by the sliding connection between the limiting rod 24 and the first fixing shaft 19 and the elasticity of the second spring 23, the limiting rod 24 can slide away from the inner part of the corresponding limiting groove 21, the rotation limitation between the rotating wheel 20 and the first fixing shaft 19 is released, the limiting plate 28 is released, and the limiting plate 28 rotates to return to the initial position under the elastic action of the coil, then the U-shaped extrusion rod 25 is loosened, under the elastic action of the third spring 26, the U-shaped extrusion rod 25 is tightly attached to the bottom of the limit plate 28, so that the U-shaped extrusion rod 25 is fixed at the position where the limit rod 24 is extruded, the limit rod 24 is fixed at the position where the rotation of the rotating wheel 20 and the first fixed shaft 19 is not limited, the clamped part is moved back and forth, the elastic belt 22 and the rotating wheel 20 can rotate at the outer side of the first fixed shaft 19 without obstructing the movement of the part until the clamping part before the part is exposed, the elastic belt 22 clamps other parts, so that an operator can conveniently process the previously clamped part, after the movement is completed, the limit plate 28 is rotated to the position where the U-shaped extrusion rod 25 is not limited again, the U-shaped extrusion rod 25 automatically releases the extrusion of the limit rod 24 under the elastic action of the third spring 26, the limiting rod 24 is inserted into the corresponding limiting groove 21 again under the elastic action of the second spring 23, and limits the rotation of the rotating wheel 20 and the first fixing shaft 19, so that the clamped part cannot move continuously and the clamping operation is continued.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A multi-functional anchor clamps for machine-building, includes mesa (1), installation storehouse (7) and U type installation pole (10), its characterized in that: the table comprises a table top (1), a servo motor (2) is installed on one side of the top of the table top (1), a rotating shaft (3) is connected with the output end of the servo motor (2), an installation bin (7) is fixed on one side, away from the servo motor (2), of the top of the table top (1), a sliding chute (8) is formed in the top of the installation bin (7), sliding blocks (9) are arranged on two sides of the inside of the sliding chute (8), a U-shaped installation rod (10) is installed at the bottom of each sliding block (9), a lead screw (11) penetrating through the U-shaped installation rod (10) is arranged on one side, close to the servo motor (2), of the installation bin (7), a rotating bin (12) is fixed at one end, away from the installation bin (7), of the lead screw (11), a first fixing shaft (19) is fixed at two ends of the inner side of the U-shaped installation rod (10, second spring (23) are installed to the inner wall of first fixed axle (19), and second spring (23) keep away from the one end of second stopper (13) and be provided with gag lever post (24) that run through first fixed axle (19), through-hole (30) have been seted up at the top of gag lever post (24), the inside top of first fixed axle (19) is provided with U type stripper bar (25) that run through U type installation pole (10), and is connected with third spring (26) between U type stripper bar (25) and U type installation pole (10), one side at U type installation pole (10) top is fixed with second fixed axle (27).

2. A multi-function clamp for machine manufacturing according to claim 1, characterized in that: the one end that servo motor (2) were kept away from in pivot (3) is fixed with mounting bracket (4), and mounting bracket (4) keep away from the one end of pivot (3) and install activity ring (5), the inboard of activity ring (5) evenly is provided with first stopper (6).

3. A multi-function clamp for machine manufacturing according to claim 1, characterized in that: the top and the bottom of rotating storehouse (12) all are provided with second stopper (13), and second stopper (13) run through and rotate storehouse (12), the intermediate position department of second stopper (13) both sides all is fixed with third stopper (14), and second stopper (13) are close to the one end of rotating storehouse (12) and install first spring (15), the one end that second stopper (13) were kept away from in first spring (15) is fixed with sliding plate (16), and sliding plate (16) keep away from one side of first spring (15) and install extrusion pole main part (17).

4. A multi-function clamp for machine manufacturing according to claim 1, characterized in that: one end of the rotating bin (12) far away from the screw rod (11) is provided with a screw rod (18), and the screw rod (18) penetrates through the rotating bin (12).

5. A multi-function clamp for machine manufacturing according to claim 1, characterized in that: the inner side of the rotating wheel (20) is uniformly provided with a limiting groove (21), and the outer side of the rotating wheel (20) is provided with an elastic belt (22).

6. A multi-function clamp for machine manufacturing according to claim 1, characterized in that: a limiting plate (28) is arranged on the outer side of the second fixed shaft (27), and a coil spring (29) is connected between the limiting plate (28) and the U-shaped mounting rod (10).