CN217433772U

CN217433772U - Rotatory vacuum adsorption frock

Info

Publication number: CN217433772U
Application number: CN202221379867.9U
Authority: CN
Inventors: 李玉飞; 张慧
Original assignee: Beijing Yisheng Precision Semiconductor Co ltd
Current assignee: Beijing Yisheng Precision Semiconductor Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-16
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a rotary vacuum adsorption tool, which comprises a workbench, wherein the upper end of the workbench is rotatably provided with a main shaft through a clamping mechanism, the workbench is also provided with a rotating mechanism for driving the main shaft to rotate, the right side of the main shaft is fixed with a chuck, a cavity is arranged in the chuck, a suction hole is arranged on the right side of the chuck, a rotary joint is fixed at the upper end of the workbench through a bracket, a second vacuum tube is rotatably arranged at the right end of the rotary joint, the second vacuum tube penetrates through the main shaft and is communicated with a cavity arranged in the chuck, the left side of the upper end of the workbench is also fixed with a vacuum generator which is communicated with the rotary joint through a first vacuum tube, the utility model has simple structure and is convenient for fixing parts, meanwhile, damage to parts during fixing can be effectively prevented, and convenience can be brought to the technical field of clamping tools.

Description

Rotatory vacuum adsorption frock

Technical Field

The utility model relates to a centre gripping frock technical field specifically is a rotatory vacuum adsorption frock.

Background

After numerical control lathe processing part, processing line inequality, mar, breach and the limit scheduling problem that collapses appear on partial part surface, prior art is with the part clamping on conventional mechanical fixture, and the part is cliied to the pressure of part local contact point through manual adjustment anchor clamps, adopts the mode of multiple spot adjustment cramping part, adjusts concentric position, reaches the effect of accurate processing part. In the part clamping process, the operations such as rotating the chuck screw rod have uncontrollable property due to manual pressing, so that the pressure applied to the part is uncontrollable, the stress on the part is uniform, the part is clamped by the chuck due to the outer diameter when the surface integrity is damaged, the processing time is long, the efficiency is low, the outer diameter is not uniformly processed, the concentricity is not well mastered, and the part is wasted. The general working principle of the conventional chuck is that the circular chuck is similar to a bench clamp structure, and three to four metal clamping jaws driven by a lead screw clamp a region with a smaller outer diameter of the part to fix the part. Therefore, the outer diameter of the part needs to be processed twice, so that the area is easily stressed unevenly, and the phenomena of poor flatness, scratch, opening and edge breakage of the part are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory vacuum adsorption frock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a rotatory vacuum adsorption frock, includes the workstation, the workstation upper end is rotated through fixture and is installed the main shaft, still install on the workstation and be used for driving main shaft pivoted slewing mechanism, the main shaft right side is fixed with the chuck, set up the cavity in the chuck, the suction hole has been seted up on the chuck right side, the workstation upper end is fixed with rotary joint through the support, the rotary joint right-hand member rotates installation second vacuum tube, the second vacuum tube run through the main shaft and with the cavity intercommunication of seting up in the chuck, workstation upper end left side still is fixed with vacuum generator, vacuum generator passes through first vacuum tube and connects the intercommunication with adorning soon.

Preferably, the clamping mechanism comprises a pair of lower clamping sleeves fixed at the upper end of the workbench through a support, the upper end of each lower clamping sleeve is fixed with an upper clamping sleeve through a clamping bolt, the opposite sides of the upper clamping sleeve and the lower clamping sleeve are provided with sliding grooves, the main shaft is rotatably installed between the upper clamping sleeve and the lower clamping sleeve, the position of the main shaft corresponding to the sliding grooves is integrally formed with a sliding ring, and the sliding ring is slidably installed in the sliding grooves.

Preferably, the rotating mechanism comprises a rotating seat mounted at the upper end of the workbench, a rotating motor is fixed on the rotating seat, an output end of the rotating motor is in driving connection with a rotating gear, a gear ring is fixed at a corresponding position on the spindle, and the gear ring is in meshing connection with the rotating gear.

Preferably, a rubber pad is fixed on the right side of the chuck.

Preferably, a pressure gauge is further mounted on the first vacuum tube.

Compared with the prior art, the beneficial effects of the utility model are that: the main shaft is convenient to install by arranging the clamping mechanism; through setting up slewing mechanism, be convenient for drive chuck and rotate to realize the rotation of part. The utility model discloses simple structure, the fixed part of being convenient for can effectively prevent the damage to the part when fixed simultaneously, can bring the facility for centre gripping frock technical field.

Drawings

FIG. 1 is a schematic front view of a rotary vacuum adsorption tool;

fig. 2 is a front partial sectional structural schematic view of a rotary vacuum adsorption tool.

In the figure: 1-workbench, 11-spindle, 12-chuck, 121-cavity, 122-rubber pad, 123-suction hole, 13-screwing joint, 14-first vacuum tube, 15-pressure gauge, 16-vacuum generator, 17-controller, 18-second vacuum tube, 2-rotating mechanism, 21-rotating seat, 22-rotating motor, 23-rotating gear, 24-gear ring, 3-clamping mechanism, 31-upper clamping sleeve, 32-clamping bolt, 33-lower clamping sleeve, 34-slip ring and 35-chute.

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.

Example 1: referring to fig. 1-2, a rotary vacuum adsorption tool comprises a workbench 1, a spindle 11 is rotatably mounted at the upper end of the workbench 1 through a clamping mechanism 3, a rotating mechanism 2 for driving the spindle 11 to rotate is further mounted on the workbench 1, a chuck 12 is fixed on the right side of the spindle 11, a cavity 121 is formed in the chuck 12, a suction hole 123 is formed in the right side of the chuck 12, a rotary joint 13 is fixed at the upper end of the workbench 1 through a support, a second vacuum tube 18 is rotatably mounted at the right end of the rotary joint 13, the second vacuum tube 18 penetrates through the spindle 11 and is communicated with the cavity 121 formed in the chuck 12, a vacuum generator 16 is further fixed on the left side of the upper end of the workbench 1, and the vacuum generator 16 is communicated with the rotary joint 13 through a first vacuum tube 14.

During the use, be close to chuck 12 with the part, open vacuum generator 16 afterwards, carry out the evacuation through first vacuum tube 14 and second vacuum tube 18 to cavity 121 to make the part adsorb on chuck 12, drive main shaft 11 through slewing mechanism 2 afterwards and rotate, and then realize the rotation of part, the processing of the part of being convenient for.

The clamping mechanism 3 comprises a pair of lower clamping sleeves 33 fixed at the upper end of the workbench 1 through a support, an upper clamping sleeve 31 is fixed at the upper end of the lower clamping sleeve 33 through a clamping bolt 32, sliding grooves 35 are formed in the opposite sides of the upper clamping sleeve 31 and the lower clamping sleeve 33, the main shaft 11 is rotatably installed between the upper clamping sleeve 31 and the lower clamping sleeve 33, sliding rings 35 are integrally formed at the positions, corresponding to the sliding grooves 35, of the main shaft 11, and the sliding rings 35 are slidably installed in the sliding grooves 35.

Through setting up fixture 3, be convenient for fixed main shaft 11, during the installation, place corresponding spout 35 with the sliding ring 35 on the main shaft 11 in, close centre gripping cover 33 afterwards to make in the sliding ring inserts spout 35, fix last centre gripping cover 33 and lower centre gripping cover 31 through holding bolt 32 at last, thereby realize the fixed of main shaft 11.

The rotating mechanism 2 comprises a rotating seat 21 installed at the upper end of the workbench 1, a rotating motor 22 is fixed on the rotating seat 21, an output end of the rotating motor 22 is in driving connection with a rotating gear 23, a gear ring 24 is fixed at a corresponding position on the main shaft 11, and the gear ring 24 is in meshing connection with the rotating gear 23.

Through setting up slewing mechanism 2, be convenient for rotate main shaft 11 to realize the rotation of part, during the use, open rotation motor 22, make it drive rotating gear 23 and rotate, thereby make it drive rotating gear 23 rather than the meshing and rotate, thereby realize the rotation of main shaft 11.

A rubber pad 122 is also fixed to the right side of the chuck 12. Through setting up rubber pad 122, when can effectively avoiding adsorbing the part, the too big part that causes of suction damages.

The first vacuum tube 14 is also provided with a pressure gauge 15. Through setting up manometer 15, the independent pressure numerical value of being convenient for is convenient for judge whether leak gas, improves the absorbent stability of part, when reducing the rotation, the risk that the part dropped.

Example 2: referring to fig. 1-2, a rotary vacuum adsorption tool is different from embodiment 1 in that the tool further includes a controller 17, the controller 17 is installed on the front side of the workbench 1, the vacuum generator 16 and the rotating motor 22 are both electrically connected to the controller 17, obviously, a control switch is further disposed outside the tool, the control switch is also electrically connected to the controller 17, and the electrical connection is a mature technology in the prior art and is not described herein again.

When the part adsorption device is used, an external control switch is turned on, the control switch transmits a signal to the controller 17, the controller 17 transmits the signal to the vacuum generator 16, and the vacuum generator 16 works, so that the part is adsorbed on the chuck 12.

In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.

Claims

1. The utility model provides a rotatory vacuum adsorption frock, includes workstation (1), its characterized in that: the upper end of the workbench (1) is rotatably provided with a main shaft (11) through a clamping mechanism (3), the workbench (1) is also provided with a rotating mechanism (2) for driving the main shaft (11) to rotate, a chuck (12) is fixed on the right side of the main shaft (11), a cavity (121) is arranged in the chuck (12), a suction hole (123) is formed in the right side of the chuck (12), a rotary joint (13) is fixed at the upper end of the workbench (1) through a bracket, a second vacuum tube (18) is rotatably arranged at the right end of the rotary joint (13), the second vacuum tube (18) penetrates through the main shaft (11) and is communicated with a cavity (121) formed in the chuck (12), a vacuum generator (16) is fixed on the left side of the upper end of the workbench (1), the vacuum generator (16) is communicated with the rotary joint (13) through a first vacuum tube (14).

2. The rotary vacuum adsorption tool of claim 1, wherein: the clamping mechanism (3) comprises a pair of lower clamping sleeves (33) fixed to the upper end of the workbench (1) through a support, the upper ends of the lower clamping sleeves (33) are fixed with upper clamping sleeves (31) through clamping bolts (32), sliding grooves (35) are formed in the opposite sides of the upper clamping sleeves (31) and the lower clamping sleeves (33), the main shaft (11) is rotatably installed between the upper clamping sleeves (31) and the lower clamping sleeves (33), sliding rings (34) are integrally formed in positions, corresponding to the sliding grooves (35), of the main shaft (11), and the sliding rings (34) are slidably installed in the sliding grooves (35).

3. The rotary vacuum adsorption tool of claim 2, wherein: slewing mechanism (2) include rotation seat (21) of workstation (1) upper end installation, it rotates motor (22) to be fixed with on rotation seat (21), the output drive of rotating motor (22) is connected with running gear (23), it has ring gear (24) to correspond the position fixing on main shaft (11), ring gear (24) are connected with running gear (23) meshing.

4. The rotary vacuum adsorption tool of claim 3, wherein: a rubber pad (122) is also fixed on the right side of the chuck (12).

5. The rotary vacuum adsorption tool of claim 4, wherein: and a pressure gauge (15) is also arranged on the first vacuum tube (14).