CN215469727U

CN215469727U - Mechanical clamp

Info

Publication number: CN215469727U
Application number: CN202122222326.7U
Authority: CN
Inventors: 王天乐
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-11
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a mechanical clamp which comprises a base, wherein a PLC (programmable logic controller) is installed in the base, a translation mechanism is installed at the top end of the base, a rotating mechanism is installed at the top end of the translation mechanism, a rotating arm mechanism is installed at the top side of the rotating mechanism, the rotating arm mechanism comprises a first rotating arm and a second rotating arm, and a clamping mechanism is installed at one end of the second rotating arm. The mechanical clamp is provided with the translation mechanism, the rotating arm mechanism and the clamping mechanism, the mechanical clamp can clamp an object to move with multiple degrees of freedom by driving of the translation motor, the rotating motor, the first rotating motor, the second rotating motor and the clamping cylinder, and meanwhile, an operator can write and input programs by controlling the PLC controller, so that the mechanical clamp can work according to instructions, and the mechanical clamp is high in practicability and wide in application range.

Description

Mechanical clamp

Technical Field

The utility model relates to the field of clamps, in particular to a mechanical clamp.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and in a broad sense, a device for quickly, conveniently and safely mounting a workpiece in any process is called a jig.

On the basis of the technical conditions of the existing mechanical clamp, the common mechanical clamp still has defects in the used functionality, if the mechanical clamp is usually kept fixed or only can be adjusted in height, the degree of freedom is low, the processing technology of various products is complex and various day by day, the common mechanical clamp cannot meet the use requirement in a modern high-automation production line, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a mechanical clamp.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a mechanical clamp, which comprises a base, wherein a power interface and a power switch are respectively arranged on one side surface of the base, a PLC (programmable logic controller) is arranged in the base, a translation mechanism is arranged at the top end of the base and comprises a translation motor, a lead screw is arranged at one end of the translation motor, fixing seats are respectively arranged at two ends of the lead screw, a sliding seat is arranged on the middle surface of the lead screw, a rotating mechanism is arranged at the top end of the sliding seat and comprises a fixed disc, a rotating motor is arranged in the fixed disc, a rotating disc is arranged at the top end of the fixed disc, a fixed block is arranged at the top end of the rotating disc, a rotating arm mechanism is arranged at the top side of the fixed block and comprises a first rotating arm, a first rotating motor is arranged on one side surface of the first rotating arm, belt pulleys are respectively arranged at two ends of the other side surface of the first rotating arm, and the one end of one of them belt pulley is installed the second and is rotated the motor, install the belt between two belt pulleys, the second rocking arm is installed to the one end of first rocking arm, fixture is installed to the one end of second rocking arm, fixture includes the centre gripping cylinder, the clamping jaw is installed to the one end of centre gripping cylinder.

As a preferred technical scheme of the utility model, a coupler is arranged between the translation motor and the screw rod, the translation motor is in transmission connection with the screw rod through the coupler, a bearing is arranged between the screw rod and the fixed seat, the screw rod is movably connected with the fixed seat through the bearing, and the screw rod is in transmission connection with the sliding seat.

As a preferable technical scheme of the utility model, the two side surfaces of the base are respectively provided with a sliding rail, the sliding seat is meshed with the sliding rail in shape, and the sliding seat is movably connected with the base.

As a preferred technical solution of the present invention, the rotating motor is in transmission connection with the rotating disc, the rotating disc is in movable connection with the fixed disc, the rotating disc is in fixed connection with the fixed block, and the fixed block is in movable connection with the first rotating arm.

As a preferred technical solution of the present invention, the first rotating motor is in transmission connection with the first rotating arm, the first rotating arm is in movable connection with the fixed block and the second rotating arm, and the second rotating motor and the second rotating arm are in transmission connection with the belt through a belt pulley.

According to the preferable technical scheme, the number of the clamping cylinders and the number of the clamping jaws are two, the clamping cylinders are in transmission connection with the clamping jaws respectively, and one side of each clamping jaw is provided with a rubber block.

As a preferred technical solution of the present invention, the PLC controller is electrically connected to the translation motor, the rotating motor, the first rotating motor, the second rotating motor, and the clamping cylinder, respectively, and the power interface is electrically connected to the PLC controller, the translation motor, the rotating motor, the first rotating motor, the second rotating motor, and the clamping cylinder, respectively.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model relates to a mechanical clamp which is provided with a translation mechanism, a rotation mechanism, a rotating arm mechanism and a clamping mechanism, and can clamp an object to move with multiple degrees of freedom by driving of a translation motor, a rotation motor, a first rotation motor, a second rotation motor and a clamping cylinder.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the tumbler mechanism of the present invention;

FIG. 3 is a schematic view of a rotary mechanism of the present invention;

in the figure: 1. a base; 2. a translation mechanism; 3. a rotation mechanism; 4. a tumbler mechanism; 5. a clamping mechanism; 101. a power interface; 102. a power switch; 103. a slide rail; 201. a translation motor; 202. a screw rod; 203. a fixed seat; 204. a slide base; 301. fixing the disc; 302. a rotating electric machine; 303. a turntable; 304. a fixed block; 401. a first rotating arm; 402. a first rotating electric machine; 403. a belt pulley; 404. a second rotating electric machine; 405. a belt; 406. a second rotating arm; 501. a clamping cylinder; 502. a clamping jaw; 503. a rubber block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Wherein like reference numerals refer to like parts throughout.

Example 1

As shown in fig. 1-3, the present invention provides a mechanical fixture, which includes a base 1, a power interface 101 and a power switch 102 are respectively disposed on one side surface of the base 1, a PLC controller is mounted inside the base 1, a translation mechanism 2 is mounted on a top end of the base 1, the translation mechanism 2 includes a translation motor 201, a lead screw 202 is mounted on one end of the translation motor 201, fixing seats 203 are mounted on both ends of the lead screw 202, a sliding seat 204 is mounted on a middle surface of the lead screw 202, a rotation mechanism 3 is mounted on a top end of the sliding seat 204, the rotation mechanism 3 includes a fixed disk 301, a rotation motor 302 is mounted inside the fixed disk 301, a turntable 303 is mounted on a top end of the fixed disk 301, a fixed block 304 is mounted on a top end of the turntable 304, a turntable mechanism 4 is mounted on a top side of the fixed block 304, the turntable mechanism 4 includes a first turntable 401, a first rotation motor 402 is mounted on one side surface of the first turntable 401, pulleys 403 are mounted at two ends of the other side surface of the first rotating arm 401, a second rotating motor 404 is mounted at one end of one of the pulleys 403, a belt 405 is mounted between the two pulleys 403, a second rotating arm 406 is mounted at one end of the first rotating arm 401, a clamping mechanism 5 is mounted at one end of the second rotating arm 406, the clamping mechanism 5 comprises a clamping cylinder 501, and a clamping jaw 502 is mounted at one end of the clamping cylinder 501.

Further, a coupler is installed between the translation motor 201 and the lead screw 202, the translation motor 201 is in transmission connection with the lead screw 202 through the coupler, a bearing is installed between the lead screw 202 and the fixing seat 203, the lead screw 202 is in movable connection with the fixing seat 203 through the bearing, the lead screw 202 is in transmission connection with the sliding seat 204, the translation motor 201 drives the lead screw 202 through the coupler, and the sliding seat 204 can translate through transmission of the lead screw 202.

The slide rail 103 is arranged on the two side surfaces of the base 1, the slide base 204 is engaged with the slide rail 103 in shape, the slide base 204 is movably connected with the base 1, and the moving direction of the slide base 204 can be limited by engaging the slide base 204 with the slide rail 103, so that the slide base 204 can be stably translated.

The rotating motor 302 is in transmission connection with the rotating disc 303, the rotating disc 303 is movably connected with the fixed disc 301, the rotating disc 303 is fixedly connected with the fixed block 304, the fixed block 304 is movably connected with the first rotating arm 401, and the rotating disc 303 can rotate by being driven by the rotating motor 302.

The first rotating motor 402 is in transmission connection with the first rotating arm 401, the first rotating arm 401 is respectively in movable connection with the fixed block 304 and the second rotating arm 406, the second rotating motor 404 and the second rotating arm 406 are in transmission connection with the belt 405 through the belt pulley 403, and are driven by the first rotating motor 402, so that the first rotating arm 401 can rotate relative to the fixed block 304, and the second rotating motor 404 can drive the belt pulley 403 and the belt 405 to rotate the second rotating arm 406 relative to the first rotating arm 401.

The quantity of centre gripping cylinder 501 and clamping jaw 502 is two, and centre gripping cylinder 501 is connected for the transmission with clamping jaw 502 respectively, and rubber block 503 is installed to one side of clamping jaw 502, drives through centre gripping cylinder 501 for two clamping jaws 502 can carry out the centre gripping, and rubber block 503 has cushioning effect, makes the clamping jaw 502 centre gripping more stable.

The PLC controller is respectively electrically connected with the translation motor 201, the rotating motor 302, the first rotating motor 402, the second rotating motor 404 and the clamping cylinder 501, the power supply interface 101 is respectively electrically connected with the PLC controller, the translation motor 201, the rotating motor 302, the first rotating motor 402, the second rotating motor 404 and the clamping cylinder 501, the PLC controller is arranged, the translation mechanism 2, the rotating mechanism 3, the rotating arm mechanism 4 and the clamping mechanism 5 can be controlled by writing programs, and therefore clamping and fixing work is achieved.

Specifically, the utility model is provided with a translation mechanism 2 which is driven by a translation motor 201, a coupler and a lead screw 202 to translate a slide seat 204 so as to drive a fixed disc 301 to move, a rotation mechanism 3 which is driven by a rotation motor 302 so as to rotate a turntable 303 so as to drive a fixed block 304 to rotate, a rotating arm mechanism 4 which is driven by a first rotating motor 402 so as to rotate a first rotating arm 401 relative to the fixed block 304, a second rotating motor 404 which is driven to rotate, a belt pulley 403 and a belt 405 to drive a second rotating arm 406 to rotate relative to the first rotating arm 401 so as to drive a clamping mechanism 5 to move with two degrees of freedom, and the second rotating motor 404 which is arranged at the bottom end of one side surface of the first rotating arm 401, so that the force borne by the first rotating arm 401 can be effectively reduced, and the interference of the second rotating motor 404 on the first rotating arm 401 and the second rotating arm 406 during the operation process can be reduced, make the operation more steady, be provided with fixture 5, drive through centre gripping cylinder 501, make two clamping jaws 502 can carry out the centre gripping, rubber block 503 is installed to one side of clamping jaw 502 simultaneously, rubber block 503 has the cushioning effect, make the clamping jaw 502 centre gripping more stable, and can reduce clamping jaw 502 to the damage by the centre gripping thing, be provided with the PLC controller, to translation mechanism 2 through the PLC controller, rotary mechanism 3 rocking arm mechanism 4 and fixture 5's control, make this mechanical fixture according to the procedure of operating personnel input, work according to the instruction.

In summary, the present invention is a mechanical clamp, and the existing commonly used mechanical clamp still has the disadvantages in terms of functionality, such as the mechanical clamp is usually kept fixed, or only can be adjusted in height, the degree of freedom is low, the processing technology of various products is increasingly complex and diversified, the common mechanical clamp can not meet the use requirement in the modern high-automation production line, the practicability is low, the utility model is provided with a translation mechanism 2, a rotating mechanism 3, a rotating arm mechanism 4 and a clamping mechanism 5, through the driving of the translation motor 201, the rotating motor 302, the first rotating motor 402, the second rotating motor 404 and the clamping cylinder 501, the mechanical clamp can clamp an object to move with multiple degrees of freedom, meanwhile, through the control of the PLC, an operator can write and input programs, so that the mechanical clamp can work according to instructions, and the mechanical clamp is high in practicability and wide in application range.

Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mechanical fixture, includes base (1), its characterized in that, a side surface of base (1) is provided with power source (101) and switch (102) respectively, the internally mounted of base (1) has the PLC controller, translation mechanism (2) are installed on the top of base (1), translation mechanism (2) include translation motor (201), lead screw (202) are installed to the one end of translation motor (201), fixing base (203) are all installed at the both ends of lead screw (202), the middle part surface mounting of lead screw (202) has slide (204), rotary mechanism (3) are installed on the top of slide (204), rotary mechanism (3) include fixed disk (301), the internally mounted of fixed disk (301) has rotating electrical machines (302), carousel (303) are installed on the top of fixed disk (301), fixed block (304) are installed on the top of carousel (303), rocking arm mechanism (4) are installed to the top side of fixed block (304), rocking arm mechanism (4) include first rocking arm (401), a side surface mounting of first rocking arm (401) has first rotation motor (402), belt pulley (403) are all installed at the opposite side surface both ends of first rocking arm (401), and the one end of one of them belt pulley (403) installs second rotation motor (404), install belt (405) between two belt pulleys (403), second rocking arm (406) are installed to the one end of first rocking arm (401), fixture (5) are installed to the one end of second rocking arm (406), fixture (5) include centre gripping cylinder (501), clamping jaw (502) are installed to the one end of centre gripping cylinder (501).

2. The mechanical clamp according to claim 1, wherein a coupler is installed between the translation motor (201) and the lead screw (202), the translation motor (201) is in transmission connection with the lead screw (202) through the coupler, a bearing is installed between the lead screw (202) and the fixed seat (203), the lead screw (202) is movably connected with the fixed seat (203) through the bearing, and the lead screw (202) is in transmission connection with the sliding seat (204).

3. A mechanical clamp according to claim 1, characterized in that the base (1) is provided with sliding rails (103) on both side surfaces, the sliding base (204) is engaged with the sliding rails (103) in shape, and the sliding base (204) is movably connected with the base (1).

4. The mechanical clamp according to claim 1, wherein the rotating motor (302) is in transmission connection with a rotating disc (303), the rotating disc (303) is movably connected with a fixed disc (301), the rotating disc (303) is fixedly connected with a fixed block (304), and the fixed block (304) is movably connected with the first rotating arm (401).

5. A mechanical clamp according to claim 1, wherein the first rotating motor (402) is in transmission connection with a first rotating arm (401), the first rotating arm (401) is movably connected with a fixed block (304) and a second rotating arm (406), and the second rotating motor (404) and the second rotating arm (406) are in transmission connection with a belt (405) through a belt pulley (403).

6. The mechanical clamp according to claim 1, wherein the number of the clamping cylinders (501) and the number of the clamping jaws (502) are two, the clamping cylinders (501) are respectively in transmission connection with the clamping jaws (502), and one side of each clamping jaw (502) is provided with a rubber block (503).

7. The mechanical fixture of claim 1, wherein the PLC controller is electrically connected to the translation motor (201), the rotation motor (302), the first rotation motor (402), the second rotation motor (404), and the clamping cylinder (501), respectively, and the power interface (101) is electrically connected to the PLC controller, the translation motor (201), the rotation motor (302), the first rotation motor (402), the second rotation motor (404), and the clamping cylinder (501), respectively.