CN217719921U - Clamping mechanism for surface treatment of cavity filter - Google Patents

Abstract

The utility model relates to a cavity filter surface treatment technology, which is used for solving the problems that the cavity filter needs to be centered by manually placing the position during clamping and the cavity filter is easy to be damaged due to overlarge clamping force, in particular to a clamping mechanism for the surface treatment of the cavity filter; the utility model discloses in, it is close to each other to drive two sets of locating plates through driving motor, rubber seat contact cavity filter on two sets of locating plates, and extrude the cavity filter in the middle of to, make the cavity filter carry out the centering, guarantee the accuracy that the position was placed to the cavity filter, when carrying out the centre gripping to the cavity filter, drive the sucking disc head through driving actuating cylinder and extrude on the cavity filter, thereby discharge the exhaust hole at the inside gas follow rear of sucking disc head, then withdraw actuating cylinder backward, it is taut with the cavity filter under the effect of sucking disc, thereby fix the cavity filter, there is the upper limit because the effort of sucking disc, thereby avoid the dynamics to press the cavity filter to damage greatly.

Description

Clamping mechanism for surface treatment of cavity filter

Technical Field

The utility model relates to a cavity filter surface treatment technique specifically is a fixture for cavity filter surface treatment.

Background

At present, a filter is a commonly used module in a communication system, wherein a cavity filter has the advantages of small insertion loss, compact volume, high out-of-band rejection, firm structure and the like, and is often used in the design of a microwave band-pass filter, and a series of surface treatment processes need to be carried out on the cavity filter before the cavity filter is put into use to ensure a better use effect of the cavity filter;

at present, a cavity filter is not provided with a special clamping tool in surface treatment, so that the surface treatment work is difficult to implement, meanwhile, when a conventional workpiece clamping tool clamps the cavity filter, the manual placement position is required to be centered, the centering effect is poor, meanwhile, the existing clamping mechanism is fixed in a load pressing mode, the cavity filter is easily damaged due to overlarge clamping force, and the use is not facilitated;

in view of the above technical problem, the present application proposes a solution.

SUMMERY OF THE UTILITY MODEL

The utility model discloses in, when carrying out the centre gripping to the cavity filter, only need to place the cavity filter on the workstation, it is close to each other to drive two sets of locating plates through driving motor, rubber seat contact cavity filter on two sets of locating plates, and extrude the cavity filter to the centre, make the cavity filter carry out the centering, guarantee the cavity filter and placed the accurate while of position and saved the manual work again, when carrying out the centre gripping to the cavity filter, drive the sucking disc head and extrude on the cavity filter through driving actuating cylinder, thereby discharge sucking disc head inside gas from the exhaust hole at rear, then withdraw actuating cylinder backward, take-up the cavity filter under the effect of sucking disc, thereby fix the cavity filter, there is the upper limit because the effort of sucking disc, thereby avoid the dynamics to crush the cavity filter excessively, solve the cavity filter and need manual putting position centering and add the too big problem that damages the cavity filter easily of holding power when the centre gripping, and provide a fixture for cavity filter surface treatment.

The purpose of the utility model can be realized by the following technical scheme:

a clamping mechanism for surface treatment of a cavity filter comprises a workbench, wherein a side sliding groove is formed in the upper surface of the workbench, the middle of the workbench is rotatably connected with a bidirectional screw rod, and the bidirectional screw rod is driven by a driving motor;

the outside slider that has cup jointed of two-way screw rod, slider top fixed mounting has the locating plate, wear to be equipped with the multiunit telescopic link in the locating plate, telescopic link outer end fixed mounting has the limiting plate, the extension spring that resets has been cup jointed towards the one end of limiting plate to the telescopic link, the one end fixed mounting that the limiting plate was kept away from to the telescopic link has the rubber seat, the rubber seat is round platform shape structure, and is two sets of the locating plate symmetry sets up both ends around the workstation, and is two sets of the locating plate is connected respectively on two not equidirectional threads of two-way screw rod, locating plate lower surface both ends fixed mounting has the translation piece, translation piece sliding connection is inside the side spout, both ends all are seted up flutedly about the workstation, and this recess external fixed mounting drives actuating cylinder, it is located inside the recess to drive actuating cylinder output shaft.

As a preferred embodiment of the utility model, it has the support to drive actuating cylinder output shaft fixed mounting, support top fixed mounting has the install bin, one side fixed mounting of install bin orientation locating plate has the sucking disc seat, sucking disc seat outer wall fixed mounting has the sucking disc head.

As an optimal implementation mode of the utility model, the exhaust hole has been seted up to sucking disc seat center department, the slide bar is worn to be equipped with in exhaust hole center department, the slide bar is located the inside one end fixed mounting of sucking disc head and has the arch, the sucking disc head is located the inside one end fixed mounting of install bin and has the closing plate, the spring has been cup jointed to the part that the slide bar is located sucking disc head inside.

As the utility model discloses a preferred embodiment, the inside cavity of having seted up of install bin, the regulation hole has been seted up with the leg joint to the install bin lower surface, the support passes through T type bayonet socket sliding connection inside the regulation hole, fixed surface installs the separation piece on the support, separation piece covers and regulation hole upper surface.

As a preferred embodiment of the present invention, the suction cup head can be compressed, and the diameter of the sealing plate is greater than the diameter of the vent hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, when carrying out the centre gripping to the cavity filter, only need to place the cavity filter on the workstation, drive two sets of locating plates through driving motor and be close to each other, rubber seat contact cavity filter on two sets of locating plates to middle extrusion cavity filter, make the cavity filter carry out the centering, saved the manual work again when guaranteeing the cavity filter and placing the precision of position.

2. The utility model discloses in, when carrying out the centre gripping to the cavity filter, drive the sucking disc head through driving actuating cylinder and extrude on to the cavity filter to discharge the gas in sucking disc head inside from the exhaust hole at rear, then withdraw backward and drive actuating cylinder, take-up the cavity filter under the effect of sucking disc, thereby fixed cavity filter because there is the upper limit in the effort of sucking disc, thereby avoid the dynamics too big to crush the cavity filter.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the structure of the suction cup head of the present invention;

FIG. 3 is a schematic view of the structure of the installation box of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention.

In the figure: 1. a work table; 2. positioning a plate; 3. a bidirectional screw; 4. a telescopic rod; 5. a rubber seat; 6. a return tension spring; 7. a limiting plate; 8. a side chute; 9. a suction cup head; 10. installing a box; 11. a support; 12. a driving cylinder; 13. a suction cup seat; 14. an exhaust hole; 15. a slide bar; 16. a spring; 17. a sealing plate; 18. a barrier sheet; 19. an adjustment hole; 20. a translation block; 21. a slide block.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

The first embodiment is as follows:

the cavity filter basically adopts a conventional clamping tool in surface treatment, and the conventional workpiece clamping tool needs to be manually placed for centering when clamping the cavity filter, so that the centering effect is poor.

Referring to fig. 1-5, a clamping mechanism for surface treatment of a cavity filter includes a workbench 1, the workbench 1 is placed on other fixed planes, a side sliding groove 8 is formed on the upper surface of the workbench 1, the side sliding grooves 8 are distributed on two sides of a bidirectional screw 3, the middle of the workbench 1 is rotatably connected with the bidirectional screw 3, the bidirectional screw 3 is driven by a driving motor, and two sets of opposite thread grooves are formed on the bidirectional screw 3;

the outside slider 21 that has cup jointed of two-way screw rod 3, the inside screw thread that has also seted up of slider 21, rotation through two-way screw rod 3 drives slider 21 and moves on two-way screw rod 3, slider 21 top fixed mounting has locating plate 2, it removes to drive locating plate 2 through slider 21, wear to be equipped with multiunit telescopic link 4 in the locating plate 2, telescopic link 4 outer end fixed mounting has limiting plate 7, extension spring 6 that resets is cup jointed towards the one end of limiting plate 7 to telescopic link 4, the one end fixed mounting that limiting plate 7 was kept away from to telescopic link 4 has rubber seat 5, rubber seat 5 is round platform shape structure, when locating plate 2 moves towards the cavity filter, rubber seat 5 contacts the cavity filter one side of slope earlier, then along with the removal of locating plate 2, multiunit rubber seat 5 contacts the both sides of cavity filter simultaneously, promote the cavity filter to workstation 1 centre, and the extension spring 6 that resets at tensile rear, in order to prevent that locating plate 2 dynamics is too big to damage the cavity filter, two sets up the both ends around workstation 1 in two sets of 2 symmetries, locating plate 2 connect respectively on two-way equidirectional screw rod 3's screw threads, it removes simultaneously to drive two sets of locating plate 2 lower surface fixed mounting has the translation piece 20, the locating plate 20, the inside spout of locating plate 20 of spout is guaranteed the stability of locating plate 2.

Example two:

the cavity filter does not have special clamping tool in surface treatment, leads to surface treatment work to implement the difficulty, and current fixture all realizes fixedly through the mode of pressing load, damages the cavity filter because add the too big and be unfavorable for the use of holding power degree easily.

Referring to fig. 1-6, a groove is formed at each of the left and right ends of a worktable 1, a driving cylinder 12 is fixedly mounted at the outer portion of the groove, an output shaft of the driving cylinder 12 is located inside the groove, a bracket 11 is fixedly mounted at an output shaft of the driving cylinder 12, the bracket 11 is driven to move by the output shaft of the driving cylinder 12, a mounting box 10 is fixedly mounted at the top of the bracket 11, a suction cup base 13 is fixedly mounted at one side of the mounting box 10 facing a positioning plate 2, a suction cup head 9 is fixedly mounted on the outer wall of the suction cup base 13, when the bracket 11 drives the suction cup head 9 to move, the suction cup head 9 contacts a cavity filter, so as to extrude the suction cup head 9, an exhaust hole 14 is formed at the center of the suction cup base 13, when the suction cup head 9 is extruded, the internal air is exhausted from the exhaust hole 14, a slide rod 15 penetrates through the center of the exhaust hole, a protrusion is fixedly mounted at one end of the slide rod 15 located inside the suction cup head 9, the sliding rod 15 is prevented from sliding off from the center of the exhaust hole 14, a sealing plate 17 is fixedly installed at one end of the sucker head 9, which is located inside the mounting box 10, a spring 16 is sleeved on a part of the sliding rod 15, which is located inside the sucker head 9, after the sucker head 9 is exhausted, the sealing plate 17 is driven by the spring 16 to be attached to the exhaust hole 14, the exhaust hole 14 is kept closed, the suction inside the sucker head 9 is prevented from losing tension, when the sucker head 9 is pulled, the air pressure inside the sucker head 9 is reduced, the sealing plate 17 is also adsorbed on the exhaust hole 14, the air tightness of the sealing plate 17 is ensured by the spring 16 and the negative pressure inside the sucker head 9, a cavity is formed inside the mounting box 10, an adjusting hole 19 is formed at the joint of the lower surface of the mounting box 10 and the support 11, the support 11 is connected inside the adjusting hole 19 through a T-shaped bayonet in a sliding manner, and a blocking piece 18 is fixedly installed on the upper surface of the support 11, the blocking piece 18 covers and adjusts the upper surface of the hole 19, so that when the support 11 pushes the sucker head 9 to move forward, a part of the adjusting hole 19 leaks out, so that exhaust gas in the sucker head 9 can be exhausted from the adjusting hole 19, and when the sucker head 9 is stretched, the support 11 moves reversely to drive the blocking piece 18 to cover the adjusting hole 19, and air tightness in the cavity is guaranteed.

With the first and second embodiments, the working principle is as follows:

the utility model discloses in, through placing the cavity filter on workstation 1, cavity filter one side of the earlier contact slope of rubber seat 5, then along with the removal of locating plate 2, multiunit rubber seat 5 contacts the both sides of cavity filter simultaneously, promote the cavity filter to the positive centre of workstation 1, and the extension spring that resets 6 at tensile rear, prevent that 2 dynamics of locating plate from damaging the cavity filter greatly, two sets of 2 symmetrical settings of locating plate are both ends around workstation 1, two different direction screw threads at two-way screw rod 3 are connected respectively to two sets of locating plate 2, drive two sets of locating plate 2 and remove simultaneously through two- way screw rod 3, 2 lower surface both ends fixed mounting of locating plate has translation piece 20, translation piece 20 sliding connection is inside side spout 8, guarantee locating plate 2's stability, the location is accomplished the back, drive support 11 and remove through driving actuating cylinder 12, the first 9 contact cavity filter of sucking disc, thereby extrude first 9, when the first 9 extrudees, inside air is discharged from 14, then withdraw through driving actuating cylinder 12, drive support 11 to the direction removal of keeping away from the cavity, when the first 9 internal pressure reduces the atmospheric pressure, the first suction hole of sucking disc also leads to the overhead suction of sucking disc 14 and the overhead suction filter of sucking disc 17 to pass through the first 16 common suction of sucking disc of the suction filter of sucking disc 14, thereby the overhead suction force of sucking disc is avoided the overhead suction.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not 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 (5)

1. The clamping mechanism for surface treatment of the cavity filter comprises a workbench (1), and is characterized in that a side sliding groove (8) is formed in the upper surface of the workbench (1), a bidirectional screw (3) is rotatably connected to the middle of the workbench (1), and the bidirectional screw (3) is driven by a driving motor;

slider (21) have been cup jointed to two-way screw rod (3) outside, slider (21) top fixed mounting has locating plate (2), wear to be equipped with multiunit telescopic link (4) in locating plate (2), telescopic link (4) outer end fixed mounting has limiting plate (7), extension spring (6) that resets has been cup jointed towards the one end of limiting plate (7) in telescopic link (4), the one end fixed mounting that limiting plate (7) were kept away from in telescopic link (4) has rubber seat (5), rubber seat (5) are round platform shape structure, and are two sets of locating plate (2) symmetry sets up both ends around workstation (1), and is two sets of locating plate (2) are connected respectively on two not equidirectional screw threads of two-way screw rod (3), locating plate (2) lower surface both ends fixed mounting has translation piece (20), translation piece (20) sliding connection is inside side spout (8), workstation (1) both ends all are seted up flutedly about, and this recess outside fixed mounting has drive actuating cylinder (12), it is located inside the recess to drive actuating cylinder (12) output shaft.

2. The clamping mechanism for surface treatment of the cavity filter is characterized in that the output shaft of the driving cylinder (12) is fixedly provided with a bracket (11), the top of the bracket (11) is fixedly provided with a mounting box (10), one side of the mounting box (10) facing to the positioning plate (2) is fixedly provided with a sucker seat (13), and the outer wall of the sucker seat (13) is fixedly provided with a sucker head (9).

3. The clamping mechanism for surface treatment of the cavity filter according to claim 2, wherein the sucking disc seat (13) is provided with an exhaust hole (14) at the center, a sliding rod (15) penetrates through the center of the exhaust hole (14), a protrusion is fixedly installed at one end of the sliding rod (15) inside the sucking disc head (9), a sealing plate (17) is fixedly installed at one end of the sucking disc head (9) inside the installation box (10), and a spring (16) is sleeved on a part of the sliding rod (15) inside the sucking disc head (9).

4. The clamping mechanism for surface treatment of the cavity filter is characterized in that a cavity is formed in the installation box (10), an adjusting hole (19) is formed in the joint of the lower surface of the installation box (10) and the support (11), the support (11) is slidably connected into the adjusting hole (19) through a T-shaped bayonet, a blocking piece (18) is fixedly installed on the upper surface of the support (11), and the blocking piece (18) covers the upper surface of the adjusting hole (19).

5. The clamping mechanism for surface treatment of cavity filters as claimed in claim 3, wherein said suction cup head (9) is capable of compression, and said sealing plate (17) has a diameter greater than that of said vent hole (14).

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