CN215093683U

CN215093683U - Multifunctional clamp for machine manufacturing

Info

Publication number: CN215093683U
Application number: CN202121239707.XU
Authority: CN
Inventors: 史红亮; 曹冰冰
Original assignee: Kunming Metallurgy College
Current assignee: Kunming Metallurgy College
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-10
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a multi-functional anchor clamps are used in machine-building of anchor clamps technical field, the drill press comprises a base station, base station inner wall fixed mounting has step motor a, the base station terminal surface rotates through the bearing and is connected with the rotation axis, the one end and the rotation axis fixed connection of step motor a output shaft, rotation axis tip fixed mounting has the rotary disk, rotary disk terminal surface fixed mounting has the hank seat, hank seat inner wall rotates and is connected with the axostylus axostyle, fixedly connected with mount table and driven gear respectively are all to the side of axostylus axostyle, rotary disk terminal surface and adjacent driven gear's position rotate and are connected with the worm, worm all sides are connected with driven gear transmission, rotary disk back fixed mounting has servo motor. The utility model discloses a design of centre gripping subassembly becomes the single clamp mode of traditional anchor clamps and is the mode of the many clamps of multistation, and during the use, the station of laying of clamp can carry out the quick switch, through many clamps to be convenient for change the centre gripping mode and the operation scene of this anchor clamps in a flexible way.

Description

Multifunctional clamp for machine manufacturing

Technical Field

The utility model relates to an anchor clamps technical field specifically is a multi-functional anchor clamps are used in machine-building.

Background

Mechanical arms are often required in the manufacturing process to accomplish the handling or transfer of materials.

The manipulator anchor clamps are the important component part of manipulator, and it is used for snatching the work piece, and current manipulator anchor clamps only have single kind clamp usually, because the singleness of clamp causes current anchor clamps centre gripping mode and clamping function comparatively single, and current anchor clamps are when the centre gripping operation, are not convenient for observe and control clamping force, based on this, the utility model designs a multi-functional anchor clamps for machine-building to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional anchor clamps for machine-building to solve the current anchor clamps function singleness that proposes among the above-mentioned background art and be not convenient for carry out the problem of observing and controling to clamping-force.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional clamp for machine manufacturing comprises a base station, wherein a stepping motor a is fixedly arranged on the inner wall of the base station, the end surface of the base station is rotationally connected with a rotating shaft through a bearing, one end of an output shaft of the stepping motor a is fixedly connected with the rotating shaft, the end part of the rotating shaft is fixedly provided with a rotating disk, the end surface of the rotating disk is fixedly provided with a twisting seat, the inner wall of the hinge base is rotationally connected with a shaft lever, the circumferential side surface of the shaft lever is respectively and fixedly connected with an installation platform and a driven gear, the end face of the rotating disc and the position adjacent to the driven gear are rotationally connected with a worm, the circumferential side face of the worm is in transmission connection with the driven gear, a servo motor is fixedly arranged on the back surface of the rotating disc, one end of an output shaft of the servo motor is fixedly connected with the worm, the mounting table inner wall is fixedly connected with two symmetrically arranged lead screw transmission modules, and the peripheral side surfaces of the two lead screw transmission modules are connected with clamping assemblies.

Preferably, the two screw rod transmission modules comprise transmission motors, two guide rods and transmission screws, one surface of each transmission motor is fixedly connected with the mounting table, two ends of each guide rod are fixedly connected with the mounting table, two ends of each transmission screw are rotatably connected with the mounting table, one end of an output shaft of each transmission motor is fixedly connected with the transmission screws, and the circumferential side surfaces of the guide rods and the transmission screws are connected with clamping assemblies corresponding to the positions.

Preferably, the clamping assembly comprises a mobile station, the surface of the mobile station is connected with a guide rod and a transmission screw rod which correspond to the positions, a fixed frame is fixedly mounted on the end face of the mobile station, the axial position of the fixed frame is rotatably connected with a connecting pipe through a bearing, one end of the connecting pipe is fixedly communicated with a clamping table, a stepping motor b is fixedly mounted on the peripheral side face of the fixed frame, one end of an output shaft of the stepping motor b is in transmission connection with the connecting pipe through a bevel gear, a clamp is fixedly mounted on one side face of the clamping table, a clamping bag is fixedly mounted on the other side face of the clamping table, an air pressure sensor is fixedly mounted on the top face of the clamping table, a monitoring end of the air pressure sensor extends into the clamping bag, a negative pressure suction cavity is fixedly formed in the clamping table, one end of the connecting pipe is fixedly communicated with the negative pressure suction cavity, and a group of negative pressure suction nozzles distributed in a linear array are fixedly mounted on the bottom face of the clamping table, and the top ends of the negative pressure suction nozzles are fixedly communicated with the negative pressure suction cavity.

Preferably, the peripheral side surface of the connecting pipe is fixedly provided with a driven bevel gear matched with the stepping motor b, the surfaces of the clamping bag and the clamp are both fixedly provided with friction grains, and the clamping bag is fixedly filled with inert buffer gas.

Preferably, the cross section of the mounting table is of an E-shaped structure, and the back surface of the base table is fixedly provided with a connecting groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a design of centre gripping subassembly, the single clamp mode that becomes traditional anchor clamps is the many clamp modes of multistation, and during the use, the station of laying of clamp can carry out the quick switch, through many clamps, thereby be convenient for change the centre gripping mode and the operation scene of this anchor clamps in a flexible way, through the nimble conversion of centre gripping mode and operation scene, effectively improve the practicality and the commonality of this device then, through the design of pressing from both sides the bag, make the device not only can be adapted to the centre gripping operation of regular object and can also be adapted to the centre gripping operation of special-shaped workpiece, through baroceptor's auxiliary design, then can carry out real-time observing and controlling to the tight dynamics of clamp of this device when the centre gripping operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic structural view of the multifunctional fixture base and the stepping motor a for machine manufacturing according to the present invention;

FIG. 3 is a schematic view of the multifunctional clamp for machine manufacturing according to the present invention, partially enlarged at A in FIG. 2;

FIG. 4 is a schematic structural view of the multi-functional jig mounting table and the screw transmission module for machine manufacturing according to the present invention;

FIG. 5 is a schematic structural view of the multifunctional clamping assembly for machine manufacturing according to the present invention;

FIG. 6 is a schematic view of the multifunctional clamp for machine manufacturing of the present invention shown in FIG. 5;

fig. 7 is a schematic structural view of the multifunctional clamp union and the stepping motor b for machine manufacturing according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base station, 2-stepping motor a, 3-rotating shaft, 4-rotating disk, 5-twisting seat, 6-shaft rod, 7-mounting table, 8-driven gear, 9-worm, 10-servo motor, 11-screw rod transmission module, 12-clamping component, 13-moving table, 14-fixing frame, 15-connecting pipe, 16-clamping table, 17-stepping motor b, 18-clamp, 19-clamping bag, 20-air pressure sensor and 21-negative pressure suction nozzle.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts 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 base platform 1, wherein a connecting groove is fixedly formed in the back surface of the base platform 1, the connecting groove is used for connecting a relevant connecting piece, and when the multifunctional clamp is used, the back surface of the base platform 1 is connected with a six-axis mechanical arm through the relevant connecting piece;

a stepping motor a2 is fixedly arranged on the inner wall of a base station 1, brakes are fixedly arranged inside the stepping motor a2 and the stepping motor b17 respectively, and related structures are effectively braked through the auxiliary design of the brakes, the end surface of the base station 1 is rotatably connected with a rotating shaft 3 through a bearing, one end of an output shaft of the stepping motor a2 is fixedly connected with the rotating shaft 3, the end part of the rotating shaft 3 is fixedly provided with a rotating disk 4, the end surface of the rotating disk 4 is fixedly provided with a reel seat 5, the inner wall of the reel seat 5 is rotatably connected with a shaft rod 6, the peripheral side surface of the shaft rod 6 is fixedly connected with an installation platform 7, the cross section of the installation platform 7 is of an E-shaped structure, the peripheral side surface of the shaft rod 6 is fixedly provided with a driven gear 8, the end surface of the rotating disk 4 and the position adjacent to the driven gear 8 are rotatably connected with a worm 9, the peripheral side surface of the worm 9 is in transmission connection with the driven gear 8, and the back surface of the rotating disk 4 is fixedly provided with a servo motor 10, one end of an output shaft of the servo motor 10 is fixedly connected with the worm 9, the inner wall of the mounting table 7 is fixedly connected with two symmetrically-arranged screw rod transmission modules 11, the peripheral side faces of the two screw rod transmission modules 11 are both connected with a clamping assembly 12, and the two screw rod transmission modules 11 are mutually independent in working.

Wherein, two lead screw drive modules 11 all include drive motor, two guide bars and drive screw, a drive motor surface and mount table 7 fixed connection, two guide bar both ends all with mount table 7 fixed connection, the drive screw both ends all rotates with mount table 7 to be connected, the one end and the drive screw fixed connection of drive motor output shaft, two guide bars and drive screw week side all are connected with the centre gripping subassembly 12 that corresponds the position.

The clamping assembly 12 comprises a moving table 13, the surface of the moving table 13 is connected with a guide rod and a transmission screw rod at corresponding positions, a fixed frame 14 is fixedly mounted on the end face of the moving table 13, the axial position of the fixed frame 14 is rotatably connected with a connecting pipe 15 through a bearing, the connecting pipe 15 is of a hollow tubular structure with two open ends, one end of the connecting pipe 15 is fixedly communicated with a clamping table 16, a stepping motor b17 is fixedly mounted on the peripheral side face of the fixed frame 14, one end of an output shaft of a stepping motor b17 is in transmission connection with the connecting pipe 15 through a bevel gear, a driven bevel gear matched with the stepping motor b17 is fixedly arranged on the peripheral side face of the connecting pipe 15, and the stepping motor b17 is used for driving the clamping table 16 to rotate by a set angle so as to switch the clamping mode of the clamping table 16;

a clamp 18 is fixedly installed on one side face of a clamping table 16, a clamping bag 19 is fixedly installed on the other side face of the clamping table 16, friction grains are fixedly arranged on the surfaces of the clamping bag 19 and the clamp 18, an air pressure sensor 20 is fixedly installed on the top face of the clamping table 16, a monitoring end of the air pressure sensor 20 extends into the clamping bag 19, inert buffer gas is fixedly filled in the clamping bag 19, the clamping bag 19 is made of rubber, the air pressure sensor 20 is used for monitoring air pressure data in the clamping bag 19 in real time, the air pressure sensor 20 feeds the monitored real-time data back to a controller matched with the device, the controller controls the working state of the lead screw transmission module 11 according to the data feedback of the air pressure sensor 20, and the air pressure sensor 20 and the controller can be customized or selected according to actual requirements;

the interior of the clamping table 16 is fixedly provided with a negative pressure suction cavity, one end of the connecting pipe 15 is fixedly communicated with the negative pressure suction cavity, the bottom surface of the clamping table 16 is fixedly provided with a group of negative pressure suction nozzles 21 distributed in a linear array, and the top ends of the group of negative pressure suction nozzles 21 are fixedly communicated with the negative pressure suction cavity.

Before use, the back of the base station 1 is connected with a six-axis mechanical arm through a related connecting piece, the six-axis mechanical arm is used for operation and control of the device, when in use, the clamping angle and the clamping position of the two clamping components 12 can be controlled through controlling the stepping motor a2 and the servo motor 10, the clamping mode of the two clamping components 12 can be flexibly switched through controlling the stepping motor b17, when in hard clamping operation of regular objects, the two clamps 18 work, when in clamping operation of irregular objects, the two clamping bags 19 work, when the two clamping bags 19 work, the air pressure sensors 20 carry out real-time monitoring on air pressure data, the controller respectively controls the two screw rod transmission modules 11 according to data feedback of the two air pressure sensors 20, further, the clamping force of the device is maintained in a set range, when in need of negative pressure suction operation of the plates, the negative pressure suction nozzle 21 works, and when in use, the tail part of the connecting pipe 15 is communicated with relevant negative pressure generating equipment through a connecting piece.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a multi-functional anchor clamps for machine-building, includes base station (1), its characterized in that, base station (1) inner wall fixed mounting has step motor a (2), base station (1) terminal surface rotates through the bearing and is connected with rotation axis (3), the one end and rotation axis (3) fixed connection of step motor a (2) output shaft, rotation axis (3) tip fixed mounting has rotary disk (4), rotary disk (4) terminal surface fixed mounting has hank seat (5), hank seat (5) inner wall rotates and is connected with axostylus axostyle (6), axostylus axostyle (6) week side is fixed connection has mount table (7) and driven gear (8) respectively, the position of rotary disk (4) terminal surface and adjacent driven gear (8) rotates and is connected with worm (9), worm (9) week side is connected with driven gear (8) transmission, the rotary disc (4) back fixed mounting has servo motor (10), the one end and worm (9) fixed connection of servo motor (10) output shaft, the lead screw transmission module (11) that two symmetries set up of mount table (7) inner wall fixedly connected with all are connected with centre gripping subassembly (12) in two lead screw transmission module (11) week sides.

2. The multifunctional clamp for machine manufacturing according to claim 1, wherein each of the two lead screw transmission modules (11) comprises a transmission motor, two guide rods and a transmission screw, one surface of the transmission motor is fixedly connected with the mounting table (7), both ends of each of the two guide rods are fixedly connected with the mounting table (7), both ends of the transmission screw are rotatably connected with the mounting table (7), one end of an output shaft of the transmission motor is fixedly connected with the transmission screw, and both circumferential sides of the two guide rods and the transmission screw are connected with the clamping assemblies (12) in corresponding positions.

3. The multifunctional clamp for machine manufacturing according to claim 1, wherein: the clamping assembly (12) comprises a moving table (13), the surface of the moving table (13) is connected with a guide rod and a transmission screw rod which correspond to the position, a fixing frame (14) is fixedly mounted on the end face of the moving table (13), a connecting pipe (15) is connected with the axis position of the fixing frame (14) in a rotating mode through a bearing, one end of the connecting pipe (15) is fixedly communicated with a clamping table (16), a stepping motor b (17) is fixedly mounted on the side face of the fixing frame (14), one end of an output shaft of the stepping motor b (17) is connected with the connecting pipe (15) in a transmission mode through a bevel gear, a clamp (18) is fixedly mounted on one side face of the clamping table (16), a clamping bag (19) is fixedly mounted on the other side face of the clamping table (16), an air pressure sensor (20) is fixedly mounted on the top face of the clamping table (16), and the monitoring end of the air pressure sensor (20) extends to the inside of the clamping bag (19), it inhales the chamber to press from both sides platform (16) inside fixed negative pressure of having seted up, the fixed intercommunication in chamber is inhaled with the negative pressure to union coupling (15) one end, press from both sides platform (16) bottom surface fixed mounting have a set of negative pressure suction nozzle (21) that are linear array and distribute, a set of the fixed intercommunication in chamber is inhaled with the negative pressure all on negative pressure suction nozzle (21) top.

4. The multifunctional clamp for machine manufacturing according to claim 3, characterized in that: the driven bevel gear matched with the stepping motor b (17) is fixedly arranged on the peripheral side face of the connecting pipe (15), friction grains are fixedly arranged on the surfaces of the clamping bag (19) and the clamp (18), and inert buffer gas is fixedly filled in the clamping bag (19).

5. The multifunctional clamp for machine manufacturing according to claim 1, wherein: the cross section of the mounting table (7) is of an E-shaped structure, and the back surface of the base table (1) is fixedly provided with a connecting groove.