CN219485630U

CN219485630U - Rotatable positioning fixture

Info

Publication number: CN219485630U
Application number: CN202320793151.1U
Authority: CN
Inventors: 林茂国
Original assignee: Suzhou Wanxiong Machinery Manufacturing Co ltd
Current assignee: Suzhou Wanxiong Machinery Manufacturing Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-08-08
Anticipated expiration: 2033-04-11

Abstract

The utility model relates to the technical field of clamps and discloses a rotatable positioning clamp which comprises a workbench, wherein a rotary disc is arranged on the upper surface of the workbench, a controller is fixedly arranged on the front surface of the workbench, a positioning plate is fixedly connected with the upper surface of the rotary disc, an adsorption positioning assembly is arranged on the positioning plate, and a rotary assembly is arranged at the bottom of the rotary disc. This rotatable positioning fixture through setting up and adsorbing locating component, can be when fixed the work piece, thereby can make the contact surface of work piece and locating plate form negative pressure fixed, and this kind of fixed mode can not lead to the fact the damage to the work piece, simultaneously through setting up rotating assembly, can carry out rotary processing to it under the fixed state of work piece, great increase the practicality of device, solved among the prior art fixed mode not good lead to the work piece to damage and can't rotate it under fixed state's problem easily.

Description

Rotatable positioning fixture

Technical Field

The utility model relates to the technical field of clamps, in particular to a rotatable positioning clamp.

Background

The fixture is used for fixing a processing object in a mechanical manufacturing process to enable the processing object to occupy a correct position so as to receive a device for construction or detection, and can be used for rapidly, conveniently and safely installing workpieces.

In the prior art, chinese patent with the patent number of CN213003556U discloses a positioning clamp, which comprises a base, a rotating shaft, a cushion block, an air cylinder, a pressing block, a switch, a connecting column and a connecting plate; the rotary shaft is rotationally connected to one side of the top of the base, the cushion block is arranged at the top of the rotary shaft and used for supporting a workpiece, the connecting column is fixedly connected to the other side of the top of the base, the connecting plate is fixedly connected with the connecting column and is positioned at the top of the connecting column, the cylinder body of the cylinder is fixedly connected with the connecting plate, the switch is arranged on the side wall of the connecting plate and used for controlling the opening and closing of the cylinder, the pressing block is fixedly connected with the piston rod of the cylinder, and the pressing block is positioned above the cushion block; because the bottom of the cushion block is provided with the rotating shaft, the cushion block is rotated at the moment, and a workpiece placed on the cushion block can be rotated, so that the other surface of the workpiece can be machined, the operation of rotating is repeated, a plurality of surfaces of the workpiece can be machined, the workpiece is not required to be disassembled and clamped repeatedly, and the production efficiency is improved.

However, the prior art still has certain defects when in use, for example, the prior art mainly relies on the cushion block to carry out limiting fixation on the workpiece through the air cylinder and the pressing block, but only the air cylinder and the pressing block can fix the workpiece by generating certain pressure on the workpiece, if the texture of the workpiece is relatively fragile, the pressure of the air cylinder and the pressing block can possibly cause deformation or damage of the workpiece, and meanwhile, the prior art rotates through the rotating shaft at the bottom of the cushion block, but when the air cylinder and the pressing block fix the workpiece, the rotating shaft cannot rotate, so that the practicability is poor.

Disclosure of Invention

The utility model provides a rotatable positioning clamp with good fixing effect, and solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rotatable positioning fixture, includes the workstation, the upper surface of workstation is provided with the rotary disk, the front surface fixed mounting of workstation has the controller, the upper surface fixedly connected with locating plate of rotary disk, be provided with on the locating plate and adsorb locating component, the bottom of rotary disk is provided with rotating component.

Preferably, the adsorption positioning assembly comprises a communication groove, the communication groove is formed in the upper surface of the positioning plate, a cavity is formed in the bottom end of the inside of the communication groove, a connecting pipe is fixedly connected to one side of the positioning plate, one end of the connecting pipe penetrates through the inside of the cavity, and an air pump is fixedly connected to the other end of the connecting pipe.

Preferably, the other side of the locating plate is fixedly connected with an air duct, one end of the air duct penetrates through the cavity, and the outer side of the other end of the air duct is fixedly sleeved with a first air valve.

Preferably, the outer side of one end of the air duct, which is far away from the air duct, is fixedly sleeved with a second air valve, and the air pump is connected with one side of the positioning plate.

Preferably, the protection net is embedded and installed in the communicating groove, and the communicating groove is arranged at the axis of the upper surface of the positioning plate.

Preferably, the rotating assembly comprises a motor, the motor is arranged at the bottom end of the rotating disc, the output end of the rotating disc is fixedly connected with a transmission shaft, one end, away from the motor, of the transmission shaft penetrates through the outer side of the upper surface of the workbench and is connected with the axis of the lower surface of the rotating disc, and the lower surface of the rotating disc is attached to the upper surface of the workbench.

Preferably, the outside of transmission shaft has fixedly cup jointed the limiting plate, the upper surface of limiting plate with the lower surface of workstation is laminated mutually, the bottom fixedly connected with of motor accepts the board, accept the board with the workstation is connected.

The utility model has the following beneficial effects:

this rotatable positioning fixture through setting up and adsorbing locating component, can be when fixed the work piece, thereby can make the contact surface of work piece and locating plate form negative pressure fixed, and this kind of fixed mode can not lead to the fact the damage to the work piece, simultaneously through setting up rotating assembly, can carry out rotary processing to it under the fixed state of work piece, great increase the practicality of device, solved among the prior art fixed mode not good lead to the work piece to damage and can't rotate it under fixed state's problem easily.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of a front view cross-section structure of the present utility model.

FIG. 3 is a schematic diagram of the structure of FIG. 2A according to the present utility model.

In the figure: 1. a work table; 2. a rotating disc; 3. a controller; 4. a positioning plate; 5. a communication groove; 6. a cavity; 7. a connecting pipe; 8. an air extracting pump; 9. an air duct; 10. a first air valve; 11. a second air valve; 12. a protective net; 13. a motor; 14. a transmission shaft; 15. a limiting plate; 16. and a receiving plate.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

referring to fig. 1-3, a rotatable positioning fixture comprises a workbench 1, a rotary disk 2 is arranged on the upper surface of the workbench 1, a controller 3 is fixedly arranged on the front surface of the workbench 1, a positioning plate 4 is fixedly connected with the upper surface of the rotary disk 2, an adsorption positioning component is arranged on the positioning plate 4, and a rotary component is arranged at the bottom of the rotary disk 2.

When in use, the workpiece can be quickly fixed by arranging the adsorption positioning assembly, the workpiece cannot be damaged, the positioning plate 4 can be driven to rotate by arranging the rotation assembly, and then the workpiece fixed on the positioning plate 4 is driven to rotate for processing.

The adsorption positioning assembly comprises a communication groove 5, the communication groove 5 is formed in the upper surface of the positioning plate 4, a cavity 6 is formed in the bottom end of the inside of the communication groove 5, one side of the positioning plate 4 is fixedly connected with a connecting pipe 7, one end of the connecting pipe 7 penetrates through the inside of the cavity 6, and the other end of the connecting pipe 7 is fixedly connected with an air pump 8; the other side of the positioning plate 4 is fixedly connected with an air duct 9, one end of the air duct 9 penetrates through the cavity 6, and the outer side of the other end of the air duct 9 is fixedly sleeved with a first air valve 10; the outer side of one end of the air duct 9, which is far away from the air duct 9, is fixedly sleeved with a second air valve 11, and the air pump 8 is connected with one side of the positioning plate 4; the inside embedding of intercommunication groove 5 is installed protection network 12, and the upper surface axle center department in locating plate 4 is seted up in intercommunication groove 5.

When the device is used, a workpiece is placed at the position of the communicating groove 5 on the positioning plate 4, then the air pump 8 is controlled by the controller 3 to be opened, and under the connecting action of the connecting pipe 7, the air in the cavity 6 can be pumped out to be in a negative pressure state, so that the workpiece can be quickly fixed.

The rotating assembly comprises a motor 13, the motor 13 is arranged at the bottom end of the rotating disc 2, the output end of the rotating disc 2 is fixedly connected with a transmission shaft 14, one end, far away from the motor 13, of the transmission shaft 14 penetrates through the outer side of the upper surface of the workbench 1 and is connected with the axis of the lower surface of the rotating disc 2, and the lower surface of the rotating disc 2 is attached to the upper surface of the workbench 1; the outside of transmission shaft 14 has fixedly cup jointed limiting plate 15, and limiting plate 15's upper surface is laminated with the lower surface of workstation 1 mutually, and motor 13's bottom fixedly connected with holds board 16, holds board 16 and is connected with workstation 1.

When the rotary table is used, the motor 13 is controlled by the controller 3 to be opened, the rotary table 2 can be driven to rotate under the connection effect of the transmission shaft 14, and the workpiece fixed on the positioning plate 4 can be driven to synchronously rotate, and meanwhile, the rotary table 2 can be limited by the limiting plate 15, so that the stability of the rotary table during rotation is improved.

Working principle: when the workpiece is fixed, the workpiece is firstly placed at the position of the communicating groove 5 on the positioning plate 4, then the air pump 8 is controlled by the controller 3 to be opened, and under the connection effect of the connecting pipe 7, the air in the cavity 6 can be pumped out to be in a negative pressure state, so that the workpiece can be quickly fixed, the fixing mode is simple, the workpiece cannot be damaged, the fixing efficiency of the workpiece is greatly improved, and meanwhile, by arranging the protective net 12, waste scraps can be prevented from entering the positioning plate 4 through the communicating groove 5 during processing of the workpiece;

if the workpiece is required to rotate, the motor 13 is controlled by the controller 3 to be turned on, and under the connection action of the transmission shaft 14, the rotating disc 2 can be driven to rotate, so that the workpiece fixed on the positioning plate 4 can be driven to synchronously rotate, and meanwhile, the limiting plate 15 is arranged to limit the rotating disc 2, so that the stability of the rotating disc is improved;

if the workpiece is required to be disassembled, the first air valve 10 is only required to be opened, at the moment, under the connection of the air duct 9, the outside air enters the cavity 6, and at the moment, the internal pressure and the external pressure are equal, so that the workpiece can be removed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. A rotatable positioning fixture, comprising a workbench (1), characterized in that: the rotary table is characterized in that a rotary disc (2) is arranged on the upper surface of the workbench (1), a controller (3) is fixedly arranged on the front surface of the workbench (1), a positioning plate (4) is fixedly connected with the upper surface of the rotary disc (2), an adsorption positioning assembly is arranged on the positioning plate (4), and a rotary assembly is arranged at the bottom of the rotary disc (2).

2. The rotatable positioning fixture of claim 1 wherein: the adsorption positioning assembly comprises a communication groove (5), the communication groove (5) is formed in the upper surface of the positioning plate (4), a cavity (6) is formed in the bottom end of the inside of the communication groove (5), a connecting pipe (7) is fixedly connected to one side of the positioning plate (4), one end of the connecting pipe (7) penetrates through the inside of the cavity (6), and an air pump (8) is fixedly connected to the other end of the connecting pipe (7).

3. The rotatable positioning fixture of claim 2 wherein: the other side fixedly connected with air duct (9) of locating plate (4), the one end of air duct (9) run through in the inside of cavity (6), the other end outside of air duct (9) has fixedly cup jointed first pneumatic valve (10).

4. A rotatable positioning fixture as claimed in claim 3, wherein: the air duct (9) is far away from the second air valve (11) is fixedly sleeved on the outer side of one end of the air duct (9), and the air pump (8) is connected with one side of the positioning plate (4).

5. The rotatable positioning fixture of claim 2 wherein: the inside embedding of intercommunication groove (5) is installed protection network (12), intercommunication groove (5) are seted up in the upper surface axle center department of locating plate (4).

6. The rotatable positioning fixture of claim 1 wherein: the rotary assembly comprises a motor (13), the motor (13) is arranged at the bottom end of the rotary disc (2), the output end of the rotary disc (2) is fixedly connected with a transmission shaft (14), one end, away from the motor (13), of the transmission shaft (14) penetrates through the outer side of the upper surface of the workbench (1) and is connected with the axis of the lower surface of the rotary disc (2), and the lower surface of the rotary disc (2) is attached to the upper surface of the workbench (1).

7. The rotatable positioning fixture of claim 6 wherein: the outside of transmission shaft (14) is fixed to be cup jointed limiting plate (15), the upper surface of limiting plate (15) with the lower surface of workstation (1) is laminated mutually, the bottom fixedly connected with of motor (13) accepts board (16), accept board (16) with workstation (1) is connected.