CN220719133U - Microwave coaxial antenna equipment centre gripping frock - Google Patents

Abstract

The utility model relates to a microwave coaxial antenna assembling and clamping tool which comprises a fixed plate, an air cylinder, an outer clamping jaw and an inner clamping jaw, wherein the air cylinder is vertically arranged at the upper end of the fixed plate, the outer clamping jaw comprises an outer left clamp and an outer right clamp and a connecting rod, the outer left clamp and the outer right clamp are respectively and movably connected with an output rod of the air cylinder through the connecting rod, fixed lugs are arranged on one sides of the outer left clamp and the outer right clamp, which are adjacent, a pin shaft penetrates through the fixed lugs and is movably connected with the fixed plate, the inner clamping jaw comprises an inner left clamp, an inner right clamp, a spring column and a stop plate, the upper ends of the inner left clamp and the inner right clamp are movably connected with the fixed plate through the pin shaft and are in a V shape, the lower end of the output rod is movably abutted with the inner left clamp and the inner side of the inner right clamp, two stop plates are respectively arranged on the outer sides of the inner left clamp and the inner right clamp, and the spring column is arranged between the inner left clamp and the stop plate. The cylinder is utilized to drive the outer clamping jaw and the inner clamping jaw to synchronously shrink or expand, the sleeved workpiece is clamped, the tooling cost is low, and the small-size adapting miniature station is realized.

Description

Microwave coaxial antenna equipment centre gripping frock

Technical Field

The utility model relates to the technical field of microwave device assembly tools, in particular to a microwave coaxial antenna assembly clamping tool.

Background

The coaxial assemblies are almost universally adopted in radio frequency application or microwave application, except for assemblies and devices in which certain radio frequency signals need to be effectively conducted by using waveguides or planar transmission lines, the assembly of the coaxial assemblies of the antenna matching guide cylinder is complex, and the operation needs to be carried out by means of professional tool fixtures.

At present, two cylinders are adopted as driving components in the coaxial assembly tool to drive clamping jaws to shrink or expand and clamp or loosen workpieces. When the outer guide cylinder and the inner coaxial antenna are required to be clamped and sleeved, the two cylinders are used for driving the two sets of clamping jaws respectively, and the outer guide cylinder and the inner coaxial antenna are clamped respectively, so that the fixing positions of the base body of the coaxial antenna and the outer guide cylinder are matched, the subsequent assembly operation is carried out, the distance between the outer wall of the coaxial antenna and the inner wall of the outer guide cylinder is guaranteed to be equal after the assembly is finished, and the signal transmission stability of the antenna in the guide cylinder is guaranteed. The use of two driving parts during assembly can lead to increased tooling cost, and on some narrow work tables, the more the driving parts are, the larger the required work table area is, and the improvement is needed because the driving parts are not applicable in the environment advocating cost reduction and small-station operation.

Disclosure of Invention

Accordingly, it is necessary to provide a clamping tool for assembling a microwave coaxial antenna in order to solve the above-mentioned problems.

The utility model provides a microwave coaxial antenna equipment centre gripping frock, includes the fixed plate, cylinder, outer clamping jaw and interior clamping jaw, the vertical installation of cylinder is in the fixed plate upper end, and outer clamping jaw includes outer left side clamp, outer right side clamp and connecting rod, outer left side clamp and outer right side clamp respectively through connecting rod and the inboard swing joint of output pole swing joint of cylinder, and outer left side clamp and outer right side clamp are mirror symmetry setting in output pole both sides, outer left side clamp and outer right side clamp adjacent one side all are provided with the fixed ear, and the round pin axle runs through fixed ear and fixed plate swing joint, interior clamping jaw includes interior left side clamp, interior right side clamp, spring post and fender board, interior left side clamp and interior right side clamp upper end are through round pin axle and fixed plate swing joint, and be V type form, output pole lower extreme and interior left side clamp and interior right side clamp inboard swing joint, two the fender board is connected with the fixed plate, sets up respectively including left side clamp and interior right side clamp and fender board between.

Preferably, the inner sides of the inner left clamp and the inner right clamp are respectively provided with an arc-shaped lug, and the lugs at the lower end of the output rod are movably abutted.

Preferably, the lower end of the output rod is provided with a ball head which is used for being movably abutted with the inner sides of the inner left clamp and the inner right clamp.

Preferably, the working parts at the lower parts of the outer left clamp and the outer right clamp are V-shaped, and rubber strips are adhered to the working parts.

Preferably, a fixing seat is further arranged on the surface of the fixing plate, and the output rod penetrates through the fixing seat and is inserted into the inner clamping jaw.

The utility model has the advantages that: the outer clamping jaw and the inner clamping jaw are driven by the air cylinder to shrink or expand synchronously, the sleeved workpiece is clamped, only one air cylinder is needed, the air cylinder cost is saved, the whole size of the tool is reduced, the required space area is reduced, and the tool is adapted to a miniaturized station.

Drawings

Fig. 1 is a schematic perspective view of a clamping tool for assembling a microwave coaxial antenna according to an embodiment;

fig. 2 is a perspective view of another view of a clamping tool for assembling a microwave coaxial antenna.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, a microwave coaxial antenna assembly clamping fixture comprises a fixing plate 1, an air cylinder 2, an outer clamping jaw 3 and an inner clamping jaw 4, wherein the air cylinder 2 is vertically arranged at the upper end of the fixing plate 1, the outer clamping jaw 3 comprises an outer left clamp 31, an outer right clamp 32 and a connecting rod 33, the outer left clamp 31 and the outer right clamp 32 are respectively and movably connected with an output rod 21 of the air cylinder 2 through the connecting rod 33, the outer left clamp 31 and the outer right clamp 32 are arranged at two sides of the output rod 21 in a mirror symmetry manner, fixing lugs 311 are respectively arranged at one side, adjacent to the outer left clamp 31 and the outer right clamp 32, a pin shaft penetrates through the fixing lugs 311 and the fixing plate 1, the inner clamping jaw 4 comprises an inner left clamp 41, an inner right clamp 42, a spring column 43 and a stop plate 44, the upper ends of the inner left clamp 41 and the inner right clamp 42 are movably connected with the fixing plate 1 through pins and are in a V shape, the lower end of the output rod 21 is movably abutted with the inner left clamp 41 and the inner right clamp 42, the two stop plates 44 are respectively connected with the fixing plate 1, and the left clamp 41 and the inner stop plate 42 are respectively arranged between the left clamp 41 and the inner clamp 42 and the inner clamp 41 and the inner clamp 44. Specifically, in this embodiment, when the two cylindrical workpieces (not shown in the drawings) are assembled, the fixing plate 1 is vertically placed, the cylinder 2 is fixed at the upper end, the output rod 21 of the cylinder 2 is connected with the outer left clamp 31 and the outer right clamp 32 through the connecting rod 33, when the output rod 21 of the cylinder 2 stretches out, the outer left clamp 31 and the outer right clamp 32 are driven to rotate synchronously outwards around the pin shaft connected with the fixing plate 1 through the connecting rod 33, the lower ends of the outer left clamp 31 and the outer right clamp 32 are far away from each other, further, the output rod 21 stretches out continuously, the end part of the output rod 21 is inserted between the inner left clamp 41 and the inner right clamp 42 and is abutted against the inner wall of the output rod, the inner left clamp 41 and the inner right clamp 42 are extruded, and are enabled to rotate synchronously and mutually far away from one side around the pin shaft connected with the fixing plate 1, and at this time, the spring column 43 is compressed. Then operating personnel can begin artifical material loading, place the guide cylinder work piece of preliminary assembly and antenna frock on the centre gripping frock, after this moment output pole 21 is retracted, drive outer left side clamp 31 and outer right side clamp 32 and reset, outer left side clamp 31 and outer right side clamp 32 can grasp the guide cylinder work piece outside, after output pole 21 tip is withdrawed from between left side clamp 41 and the interior right side clamp 42, interior left side clamp 41 and interior right side clamp 42 are close to each other respectively under the spring post 43 effect, can grasp the antenna frock, and then accomplish the design purpose of a cylinder cooperation centre gripping coaxial double workpiece, the follow-up process operation of being convenient for, a cylinder has been saved to the frock, and whole volume is less, the little station operation of adaptation, reduce workstation demand area.

As shown in fig. 1-2, the inner sides of the inner left clamp 41 and the inner right clamp 42 are respectively provided with an arc-shaped protruding block 411, and the protruding blocks 411 at the lower end of the output rod 21 are movably abutted. Specifically, the two protruding blocks 411 are oppositely arranged, and the opposite surfaces are arc-shaped, when contacting the lower end of the output rod 21, the inner left clamp 41 and the inner right clamp 42 can be squeezed apart from each other, the coaxial antenna workpiece is conveniently inserted between the two, and when the output rod 21 exits, the inner left clamp 41 and the inner right clamp 42 are mutually close under the action of the spring column 43, and the coaxial antenna workpiece can be clamped.

As shown in fig. 1-2, the lower end of the output rod 21 is provided with a ball head 22, which is used for movably abutting against the inner sides of the inner left clamp 41 and the inner right clamp 42, specifically, the ball head 22 abuts against and presses the inner sides of the inner left clamp 41 and the inner right clamp 42, the expansion effect of the inner left clamp 41 and the inner right clamp 42 is more obvious, the coaxial antenna workpiece with a thicker diameter is convenient to clamp, the contact area between the ball head 22 and the inner left clamp 41 and the inner right clamp 42 is small, and the sliding friction force is reduced.

As shown in fig. 1-2, the lower working parts of the outer left clamp 31 and the outer right clamp 32 are V-shaped, and are adhered with rubber strips, so that when the outer left clamp 31 and the outer right clamp 32 are matched to clamp the outer wall of the guide cylinder workpiece, the friction force is stronger, the stability of the workpiece can be maintained, and the assembly operation of the antenna can be conveniently performed by operators.

As shown in fig. 1-2, the plate surface of the fixing plate 1 is further provided with a fixing seat 11, the output rod 21 penetrates through the fixing seat 11 and is inserted into the inner clamping jaw 4, the fixing seat 11 is used for keeping the stability of the output rod 21, so that the output rod 21 can only linearly displace, and the output rod 21 is prevented from being influenced by the outer clamping jaw 3 and the inner clamping jaw 4 and from deviating.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (5)

1. The utility model provides a microwave coaxial antenna equipment centre gripping frock which characterized in that: including the fixed plate, the cylinder, outer clamping jaw and interior clamping jaw, the cylinder is vertical installs in the fixed plate upper end, and outer clamping jaw includes outer left clamp, outer right clamp and connecting rod, outer left clamp and outer right clamp are respectively through connecting rod and the output pole swing joint of cylinder, and outer left clamp and outer right clamp are mirror symmetry setting in output pole both sides, outer left clamp and outer right clamp adjacent one side all are provided with the fixed ear, and the round pin axle runs through fixed ear and fixed plate swing joint, interior clamping jaw includes interior left clamp, interior right clamp, spring post and retaining plate, interior left clamp and interior right clamp upper end are through round pin axle and fixed plate swing joint, and are V type form, output pole lower extreme and interior left clamp and interior right clamp inboard swing joint, two retaining plate and fixed plate are connected, set up respectively in the outside of left clamp and interior right clamp, the spring post sets up in between left clamp and interior right clamp and the retaining plate.

2. The microwave coaxial antenna assembly clamping tool as claimed in claim 1, wherein: the inner sides of the inner left clamp and the inner right clamp are respectively provided with an arc-shaped lug, and the lugs at the lower end of the output rod are movably abutted.

3. The microwave coaxial antenna assembly clamping tool as claimed in claim 1, wherein: the lower end of the output rod is provided with a ball head which is used for being movably abutted with the inner sides of the inner left clamp and the inner right clamp.

4. The microwave coaxial antenna assembly clamping tool as claimed in claim 1, wherein: the working parts at the lower parts of the outer left clamp and the outer right clamp are V-shaped, and rubber strips are adhered to the working parts.

5. The microwave coaxial antenna assembly clamping tool as claimed in claim 1, wherein: the fixed plate surface is also provided with a fixed seat, and the output rod penetrates through the fixed seat and is inserted into the inner clamping jaw.