CN217626197U

CN217626197U - Self-centering film chuck electric fixture device

Info

Publication number: CN217626197U
Application number: CN202221200657.9U
Authority: CN
Inventors: 向国良; 杨波; 刘泽贵; 何中林; 杨建林
Original assignee: Chengdu Runchi Precision Electronics Co ltd
Current assignee: Chengdu Runchi Precision Electronics Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-10-21
Anticipated expiration: 2032-05-18

Abstract

The utility model relates to an electric fixture technical field just discloses a from centering film (holding) chuck electric fixture device, including unable adjustment base, unable adjustment base's top is provided with the workstation, the top of workstation is provided with the centre gripping subassembly, the centre gripping subassembly includes four movable blocks, four locating pieces, places the platform, four direction lead to groove, four guide bars and four sliders, unable adjustment base's top is provided with the linkage subassembly. This from centering film (holding) chuck electric fixture device, through the design of centre gripping subassembly, arrange in at the film (holding) chuck and place the bench back, four locating pieces in the usable centre gripping subassembly are realized fixed to the centre gripping at four angular position of film (holding) chuck to utilize the setting of slipmat, can guarantee the stability after the film (holding) chuck centre gripping is fixed, compare with traditional mode, avoided the film (holding) chuck the angular deviation scheduling problem appear with man-hour, guaranteed the machining precision of film (holding) chuck.

Description

Self-centering film chuck electric fixture device

Technical Field

The utility model relates to an electric fixture technical field specifically is a from centering film (holding) chuck electric fixture device.

Background

The jig is a device for fixing a machining object to a correct position for receiving construction or inspection in a machine manufacturing process, and may be called a jig in a broad sense, and a device for quickly, conveniently and safely mounting a workpiece in any process of a process may be generally composed of a positioning member, a clamping member, a tool setting guide member, an indexing member, a jig body, and the like.

The existing film chuck clamp is simple in structure, and generally only clamps the relative position of the film chuck, if the circular film chuck is clamped, the problem of angle deviation is easily caused during processing, and then the processing precision of the film chuck is influenced, so that the self-centering film chuck electric clamp device is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a from centering film chuck electric fixture device to solve the problem that provides in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a self-centering film chuck electric fixture device comprises a fixed base, wherein a workbench is arranged above the fixed base, and a clamping assembly is arranged at the top end of the workbench;

the clamping assembly comprises four movable blocks, four positioning blocks, a placing table, four guiding through grooves, four guiding rods and four sliding blocks, the four movable blocks are symmetrically arranged above the workbench, the four positioning blocks are respectively and fixedly connected to the inner sides of the four movable blocks, the placing table is fixedly connected to the middle of the top end of the workbench, the four guiding through grooves are symmetrically arranged on two sides of the workbench, the four guiding rods are respectively and fixedly connected to the inner parts of the four guiding through grooves, and the four sliding blocks are respectively and fixedly connected to the bottom ends of the four movable blocks;

and the top end of the fixed base is provided with a linkage assembly.

Preferably, two sets of bracing pieces of unable adjustment base's top symmetry fixedly connected with are two sets of the top of bracing piece all with the bottom fixed connection of workstation.

Preferably, one end of the positioning block is provided with an anti-slip pad, the sliding block is slidably inserted and connected in the guide through groove, and the sliding block is slidably sleeved on the outer side of the guide rod.

Preferably, the linkage subassembly includes two fixed plates, worm wheel, adjusting thread pole, screw thread nest block and four connecting rods, two fixed plate fixed connection is on unable adjustment base's top, the worm is installed between two fixed plates, the worm wheel meshing is in one side of worm, the fixed interlude of adjusting thread pole is connected at the middle part of worm wheel, screw thread nest block screw thread cup joints in adjusting thread pole's the outside, four the connecting rod symmetry articulates the outside at screw thread nest block.

Preferably, a driving motor is fixedly mounted on the outer side of one of the fixing plates, one end of the driving motor is fixedly connected with one end of a worm, and the other end of the worm is rotatably connected with the inner side of the other fixing plate.

Preferably, the two ends of the adjusting threaded rod are respectively connected with the top end of the fixed base and the bottom end of the workbench in a rotating mode, and the connecting rod is hinged to the movable block.

(III) advantageous effects

Compared with the prior art, the utility model provides a from centering film (holding) chuck electric fixture device possesses following beneficial effect:

the self-centering film chuck electric fixture device;

1. through the design of the clamping assembly, after the thin film chuck is placed on the placing table, the clamping and fixing of the four angular positions of the thin film chuck can be realized by using four positioning blocks in the clamping assembly, and the stability of the thin film chuck after clamping and fixing can be ensured by using the arrangement of the non-slip mat;

2. through the design of linkage subassembly, when carrying out centre gripping work to placing the bench film (holding) chuck, the rotation of worm among the operation driving motor drive linkage subassembly, under the meshing between worm and worm wheel, can drive adjusting threaded rod and rotate, adjusting threaded rod rotates and drives the screw thread cover block downstream, the screw thread cover block removes and drives four connecting rods and swing to the direction that is close to each other in step, four connecting rod swings and drives four sliders and slide in four direction logical grooves respectively, the slider slides and drives the movable block and remove, the movable block removes and drives the locating block and remove, it is fixed to return to the centre gripping of film (holding) chuck until realizing four locating pieces, the machining efficiency of film (holding) chuck has been improved to this mode.

Drawings

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

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the linkage assembly of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a fixed base; 2. a work table; 3. a movable block; 4. positioning a block; 5. a placing table; 6. a guide through groove; 7. a guide bar; 8. a slider; 9. a fixing plate; 10. a worm; 11. a drive motor; 12. a support bar; 13. a worm gear; 14. adjusting the threaded rod; 15. a threaded bushing block; 16. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

The utility model provides a technical scheme, a self-centering film chuck electric fixture device, which comprises a fixed base 1, wherein the fixed base 1 is of a square structure, referring to the attached drawing 1, a workbench 2 is arranged above the fixed base 1, the workbench 2 is also of a square structure, two groups of support rods 12 are symmetrically and fixedly connected with the top end of the fixed base 1, the number of each group of support rods 12 is two, the top ends of the two groups of support rods 12 are fixedly connected with the bottom end of the workbench 2, a clamping assembly is arranged at the top end of the workbench 2, referring to the attached drawing 1 and the attached drawing 2, the clamping assembly comprises four movable blocks 3, four positioning blocks 4, a placing table 5, four guiding through grooves 6, four guide rods 7 and four slide blocks 8, the four movable blocks 3 are symmetrically arranged above the workbench 2, four locating piece 4 difference fixed connection is in the inboard of four movable block 3, the one end of locating piece 4 is equipped with the slipmat, place 5 fixed connection at the top middle part of workstation 2, the film (holding) chuck is adding at first can place on placing platform 5 man-hour, later utilize four locating pieces 4, can realize fixed to the centre gripping of film (holding) chuck, and utilize the setting of slipmat, can guarantee the stability after the film (holding) chuck centre gripping is fixed, four direction lead to groove 6 symmetries and set up in the both sides of workstation 2, four guide bar 7 difference fixed connection are in the inside of four direction lead to groove 6, four slider 8 difference fixed connection are in the bottom of four movable block 3, slider 8 slides and alternates and connects in the inside of leading to groove 6, and slider 8 slides and cup joints in the outside of guide bar 7.

The top of unable adjustment base 1 is provided with the linkage subassembly, refers to figure 1, figure 3 and figure 4, and the linkage subassembly includes two fixed plates 9, worm 10, worm wheel 13, adjusting threaded rod 14, screw thread nest block 15 and four connecting rods 16, and two fixed plates 9 fixed connection are on the top of unable adjustment base 1, and worm 10 installs between two fixed plates 9. Two relative fixed plates 9 of worm 10 rotate, worm wheel 13 meshes in one side of worm 10, the middle part at worm wheel 13 is connected to the fixed interlude of adjusting threaded rod 14, through the meshing between worm wheel 13 and the worm 10, it rotates to have realized that worm 10 can drive adjusting threaded rod 14 when rotating, 15 screw sockets of screw sleeve piece are in adjusting threaded rod 14's outside, cup joint through the screw between screw sleeve piece 15 and the adjusting threaded rod 14, the longitudinal movement that can drive screw sleeve piece 15 when having realized adjusting threaded rod 14 and rotating, four connecting rods 16 symmetry articulate the outside at screw sleeve piece 15, it is articulated between connecting rod 16 and the movable block 3.

The outer side of one of the fixed plates 9 is fixedly provided with a driving motor 11, the driving motor 11 is electrically connected with an external power line through an external power line, one end of the driving motor 11 is fixedly connected with one end of a worm 10, the other end of the worm 10 is rotatably connected with the inner side of the other one of the fixed plates 9, the inner side of the other one of the fixed plates 9 is fixedly embedded with a first bearing, the inner side of the other one of the fixed plates 9 is fixedly connected with the outer ring of the first bearing, so that the worm 10 is prevented from rotating synchronously with the fixed plates 9, two ends of an adjusting threaded rod 14 are respectively rotatably connected with the top end of the fixed base 1 and the bottom end of the workbench 2, the top end of the fixed base 1 and the bottom end of the workbench 2 are fixedly embedded with second bearings, the top end of the adjusting threaded rod 14 and the bottom end of the workbench 2 are respectively fixedly connected with the outer rings of the two second bearings, and it is ensured that the adjusting threaded rod 14 cannot drive the fixed base 1 and the workbench 2 to rotate synchronously.

The working principle of the device is as follows: during the use, after the film chuck is placed on the placing table 5, the driving motor 11 is operated to drive the worm 10 to rotate, the worm 10 rotates to drive the worm wheel 13 to rotate, the worm wheel 13 rotates to drive the adjusting threaded rod 14 to rotate, the adjusting threaded rod 14 rotates to drive the threaded sleeve block 15 to move downwards, the threaded sleeve block 15 moves to drive the four connecting rods 16 to synchronously swing towards the directions close to each other, the four connecting rods 16 swing to drive the four sliders 8 to respectively slide in the four guiding through grooves 6, the sliders 8 slide to drive the movable block 3 to move, the movable block 3 moves to drive the positioning block 4 to move, until the film chuck is clamped and fixed on the placing table 5 under the clamping of the four positioning blocks 4, and then the film chuck after clamping and fixing is started to be processed.

It should be noted that, in this document, 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a from centering membrane chuck electric fixture device, includes unable adjustment base (1), its characterized in that: a workbench (2) is arranged above the fixed base (1), and a clamping assembly is arranged at the top end of the workbench (2);

the clamping assembly comprises four movable blocks (3), four positioning blocks (4), a placing table (5), four guiding through grooves (6), four guiding rods (7) and four sliding blocks (8), wherein the four movable blocks (3) are symmetrically arranged above the workbench (2), the four positioning blocks (4) are respectively and fixedly connected to the inner sides of the four movable blocks (3), the placing table (5) is fixedly connected to the middle of the top end of the workbench (2), the four guiding through grooves (6) are symmetrically arranged on two sides of the workbench (2), the four guiding rods (7) are respectively and fixedly connected to the inner parts of the four guiding through grooves (6), and the four sliding blocks (8) are respectively and fixedly connected to the bottom ends of the four movable blocks (3);

and a linkage assembly is arranged at the top end of the fixed base (1).

2. The self-centering membrane chuck motorized clamp apparatus of claim 1, wherein: the top of unable adjustment base (1) is symmetrical two sets of bracing pieces (12) of fixedly connected with, and is two sets of the top of bracing piece (12) all with the bottom fixed connection of workstation (2).

3. The self-centering membrane chuck motorized clamp apparatus of claim 1, wherein: one end of the positioning block (4) is provided with an anti-slip pad, the sliding block (8) is slidably inserted into the guide through groove (6), and the sliding block (8) is slidably sleeved on the outer side of the guide rod (7).

4. The self-centering membrane chuck motorized clamp apparatus of claim 1, wherein: the linkage assembly comprises two fixing plates (9), a worm (10), a worm wheel (13), an adjusting threaded rod (14), a threaded sleeve block (15) and four connecting rods (16), wherein the fixing plates (9) are fixedly connected to the top end of the fixing base (1), the worm (10) is installed between the two fixing plates (9), the worm wheel (13) is meshed to one side of the worm (10), the adjusting threaded rod (14) is fixedly inserted to be connected to the middle of the worm wheel (13), the threaded sleeve block (15) is sleeved on the outer side of the adjusting threaded rod (14) in a threaded mode, and the connecting rods (16) are symmetrically hinged to the outer side of the threaded sleeve block (15).

5. The self-centering membrane chuck motorized clamp apparatus of claim 4, wherein: one of them the outside fixed mounting of fixed plate (9) has driving motor (11), the one end fixed connection of one end and worm (10) of driving motor (11), the other end of worm (10) is connected with the inboard rotation of another fixed plate (9) wherein.

6. The self-centering membrane chuck motorized clamp apparatus of claim 4, wherein: the two ends of the adjusting threaded rod (14) are respectively connected with the top end of the fixed base (1) and the bottom end of the workbench (2) in a rotating mode, and the connecting rod (16) is hinged to the movable block (3).