CN210099838U

CN210099838U - Test fixture for duplexer and filter

Info

Publication number: CN210099838U
Application number: CN201920811227.2U
Authority: CN
Inventors: 柯浩
Original assignee: Shenzhen Zhonglichuang Precision Manufacturing Co Ltd
Current assignee: Shenzhen Zhonglichuang Precision Manufacturing Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-02-21
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a test fixture for duplexer, wave filter, including fixed bolster, horizontal clamp splice and buffering protection machanism, the internally mounted of fixed bolster has the bearing, the top of pivot is connected with the gear, the inside of pivot is provided with the atmospheric pressure pole, both ends around horizontal clamp splice is located the inboard of vertical clamp splice, buffering protection machanism is located the inside of vertical clamp splice, horizontal clamp splice respectively. This a test fixture for duplexer, wave filter compares with current ordinary test fixture, can overturn the regulation to the inside fixed duplexer of this anchor clamps, wave filter to in to the duplexer, the test of different positions is carried out in the filtering, the duplexer has been saved, the time that the wave filter was adjusted, the work efficiency of this anchor clamps has been improved, the convenience of use and the degree of automation of this anchor clamps have also been improved simultaneously, and can cushion the protection to duplexer, wave filter, prevent that this anchor clamps from causing the damage to duplexer, wave filter surface.

Description

Test fixture for duplexer and filter

Technical Field

The utility model relates to an anchor clamps technical field specifically is a test fixture for duplexer, wave filter.

Background

The fixture is a device used for fixing a processing object to enable the processing object to occupy a correct position in the mechanical manufacturing process so as to receive construction or detection, and comprises a welding fixture, a testing fixture, an assembling fixture and the like.

The existing test fixture cannot automatically adjust the duplexer and the filter which are fixed inside the test fixture in the using process, and is not convenient for testing the duplexer and the filter at different positions, so that the adjustment time of the duplexer and the filter is too long, the working efficiency of the test fixture is reduced, the use requirements of people cannot be well met, and technical innovation is performed on the basis of the existing test fixture according to the above conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test fixture for duplexer, wave filter to provide general test fixture in solving above-mentioned background art, can not carry out automatically regulated to its inside fixed duplexer, wave filter, be not convenient for carry out the test of different positions to duplexer, wave filter, thereby lead to the time overlength that duplexer, wave filter adjusted, reduced this test fixture's work efficiency, the user demand problem of satisfying people that can not be fine.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a test fixture for duplexer, wave filter, includes fixed bolster, horizontal clamp splice and buffering protection machanism, the internally mounted of fixed bolster has the bearing, and the inboard of bearing is provided with the pivot, the top of pivot is connected with the gear, and the external surface of gear is fixed with the transfer chain, the inside of pivot is provided with the air pressure bar, and the top of air pressure bar is fixed with vertical clamp splice, both ends around horizontal clamp splice is located the inboard of vertical clamp splice, buffering protection machanism is located the inside of vertical clamp splice, horizontal clamp splice respectively, the inboard below of vertical clamp splice is provided with anti-drop mechanism, and anti-drop mechanism's bottom outside is provided with unable adjustment base.

Preferably, the anti-drop mechanism includes notch, protection hose, kicking block and cushion, and the inside of notch is provided with protection hose, protection hose's top end screw connection has the kicking block, and the upper surface of kicking block is provided with the cushion.

Preferably, the ejector block forms a lifting structure through the air pressure rod, the central axis of the air pressure rod coincides with the central axis of the protection hose, and the protection hose forms a telescopic structure through the mutual matching between the ejector block and the air pressure rod.

Preferably, the buffering protection mechanism comprises a bottom plate, a spring, a rubber block and a limiting groove, the spring is arranged on the inner side of the bottom plate, the top end of the spring is connected with the rubber block, and the outer surfaces of the upper end and the lower end of the rubber block are connected with the limiting groove.

Preferably, the outer surface structures of the upper end and the lower end of the rubber block are matched with the inner surface structures of the limiting grooves, and the rubber block is matched with the bottom plate through the springs and the limiting grooves to form an integrated structure.

Preferably, the longitudinal clamping blocks form a rotating structure through mutual matching among the rotating shaft, the pneumatic rod, the gear and the transmission chain, and the longitudinal clamping blocks and the transverse clamping blocks are symmetrically distributed around the central line of the fixed base respectively.

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

1. the utility model discloses a notch, protection hose, kicking block and cushion setting, can promote duplexer, wave filter to this anchor clamps in the process of carrying out upset regulation to duplexer, wave filter, avoid duplexer, wave filter in the process of overturning, because self inertia, appear becoming flexible and lead to the phenomenon that drops;

2. the utility model discloses a bottom plate, spring, block rubber and spacing groove's setting, can carry out the effort that receives duplexer, wave filter and cushion the protection in the fixed process of this anchor clamps centre gripping duplexer, wave filter, prevent this anchor clamps from causing the damage to duplexer, wave filter surface in the centre gripping process, influence the normal use of duplexer, wave filter;

3. the utility model discloses a setting of vertical clamp splice, horizontal clamp splice, pivot, pneumatic rod, gear and transfer chain can overturn the regulation to inside fixed duplexer, the wave filter of this anchor clamps to in the test of carrying out different positions to duplexer, filtering, saved the time that duplexer, wave filter adjusted, improved the work efficiency of this anchor clamps, also improved the convenience in use and the degree of automation of this anchor clamps simultaneously.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the internal structure of the vertical clamping block of the present invention.

In the figure: 1. fixing a bracket; 2. a bearing; 3. a gear; 4. a rotating shaft; 5. a conveyor chain; 6. a fixed base; 7. an anti-drop mechanism; 701. a recess; 702. a protective hose; 703. a top block; 704. a soft cushion; 8. a pneumatic rod; 9. a longitudinal clamping block; 10. a transverse clamping block; 11. a buffer protection mechanism; 1101. a base plate; 1102. a spring; 1103. a rubber block; 1104. a limiting groove.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a test fixture for a duplexer and a filter comprises a fixed support 1, a transverse clamping block 10 and a buffer protection mechanism 11, wherein a bearing 2 is installed inside the fixed support 1, a rotating shaft 4 is arranged on the inner side of the bearing 2, a gear 3 is connected to the top end of the rotating shaft 4, a transmission chain 5 is fixed on the outer surface of the gear 3, a pneumatic rod 8 is arranged inside the rotating shaft 4, a longitudinal clamping block 9 is fixed on the top end of the pneumatic rod 8, the longitudinal clamping block 9 forms a rotating structure through the mutual matching of the rotating shaft 4, the pneumatic rod 8, the gear 3 and the transmission chain 5, the longitudinal clamping block 9 and the transverse clamping block 10 are symmetrically distributed about the central line of a fixed base 6 respectively, the duplexer and the filter fixed inside the fixture can be turned over and adjusted, so that the duplexer and the filter can be tested at different positions, and the adjustment time of the duplexer and the filter is saved, the working efficiency of the clamp is improved, and the use convenience and the automation degree of the clamp are improved;

the transverse clamping blocks 10 are positioned at the front end and the rear end of the inner side of the longitudinal clamping block 9, the buffering protection mechanism 11 is respectively positioned inside the longitudinal clamping block 9 and the transverse clamping block 10, the buffering protection mechanism 11 comprises a bottom plate 1101, a spring 1102, a rubber block 1103 and a limiting groove 1104, the spring 1102 is arranged on the inner side of the bottom plate 1101, the rubber block 1103 is connected to the top end of the spring 1102, the limiting grooves 1104 are connected to the outer surfaces of the upper end and the lower end of the rubber block 1103, the outer surface structures of the upper end and the lower end of the rubber block 1103 are matched with the inner surface structure of the limiting groove 1104, and the rubber block 1103 forms an integrated structure with the bottom plate 1101 through the mutual matching between the spring 1102 and the limiting groove 1104, so that the acting force on the duplexer and the filter can be buffered and protected in the process of clamping and fixing the duplexer and the filter by the clamp, normal use of the duplexer and the filter is influenced;

an anti-falling mechanism 7 is arranged below the inner side of the longitudinal clamping block 9, a fixed base 6 is arranged outside the bottom end of the anti-falling mechanism 7, the anti-falling mechanism 7 comprises a notch 701, a protective hose 702, a top block 703 and a cushion 704, and a protective hose 702 is arranged inside the notch 701, a top block 703 is screwed on the top end of the protective hose 702, the upper surface of the top block 703 is provided with a cushion 704, the top block 703 forms a lifting structure through a pneumatic rod 8, the central axis of the pneumatic rod 8 is coincident with the central axis of the protective hose 702, and the protection hose 702 forms a telescopic structure through the mutual matching between the top block 703 and the air pressure rod 8, so that in the process of turning and adjusting the duplexer and the filter, the duplexer and the filter are pushed, and the phenomenon that the duplexer and the filter fall off due to looseness caused by inertia of the duplexer and the filter in the overturning process is avoided.

The working principle is as follows: when the test fixture for the duplexer and the filter is used, firstly, the fixture is placed on a horizontal plane through the fixed base 6 so as to be convenient for the fixture to use, then the duplexer and the filter to be tested are placed on the cushion 704 on the surface of the top block 703, then the air pressure rod 8 inside the protective hose 702 is controlled so that the air pressure rod 8 drives the top block 703 to slowly rise through the connection with the top block 703 until the upper surface of the cushion 704 and the lower surface of the longitudinal clamping block 9 are in the same horizontal plane, then the air pressure rods 8 outside the longitudinal clamping blocks 9 on both sides are controlled so that the longitudinal clamping block 9 moves inwards under the driving of the air pressure rods 8, then the rubber block 1103 on the inner side surface clamps the duplexer and the filter on the inner side, and when the rubber block 1103 inside the longitudinal clamping block 9 clamps the duplexer and the filter, the spring 1102 in the bottom plate 1101 buffers the clamping force of the longitudinal clamping block 9, and drives the rubber block 1103 to slide in the limiting groove 1104, so that the surfaces of the duplexer and the filter are prevented from being damaged;

and in the using process, the motors on the left and right sides of the clamp are started to drive the rotating shafts 4 on the two sides to rotate through the matching between the transmission chain 5 and the gear 3, and then the duplexer and the filter in the clamp are overturned through the connection between the air pressure rod 8 in the clamp and the longitudinal clamping block 9 so as to be convenient for the duplexer and the filter to test through adjustment, in the overturning process, the air pressure rod 8 in the protective hose 702 is controlled to drive the jacking block 703 to ascend through the connection between the air pressure rod 8 and the jacking block 703, so that the jacking block 703 pushes the duplexer and the filter upwards, and the phenomenon that the duplexer and the filter fall off due to looseness in the overturning process is avoided, then the air pressure rods 8 on the front and rear ends are controlled, and the transverse clamping block 10 clamps the front and rear ends of the duplexer and the filter, the test fixture for the duplexer and the filter is convenient for testing the left end and the right end of the duplexer and the filter, and the working principle of the test fixture for the duplexer and the filter is the working principle.

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 test fixture for duplexer, wave filter, includes fixed bolster (1), horizontal clamp splice (10) and buffering protection machanism (11), its characterized in that: the internally mounted of fixed bolster (1) has bearing (2), and the inboard of bearing (2) is provided with pivot (4), the top of pivot (4) is connected with gear (3), and the external fixed surface of gear (3) has transfer chain (5), the inside of pivot (4) is provided with air pressure bar (8), and the top of air pressure bar (8) is fixed with vertical clamp splice (9), both ends around horizontal clamp splice (10) are located the inboard of vertical clamp splice (9), buffering protection machanism (11) are located the inside of vertical clamp splice (9), horizontal clamp splice (10) respectively, the inboard below of vertical clamp splice (9) is provided with anti-drop mechanism (7), and the bottom outside of anti-drop mechanism (7) is provided with unable adjustment base (6).

2. The test fixture for duplexer and filter according to claim 1, wherein: the anti-falling mechanism (7) comprises a notch (701), a protective hose (702), a top block (703) and a cushion (704), the protective hose (702) is arranged inside the notch (701), the top end of the protective hose (702) is connected with the top block (703) through screws, and the cushion (704) is arranged on the upper surface of the top block (703).

3. The test fixture for duplexer and filter according to claim 2, wherein: the jacking block (703) forms a lifting structure through the air pressure rod (8), the central axis of the air pressure rod (8) coincides with the central axis of the protective hose (702), and the protective hose (702) forms a telescopic structure through the mutual matching of the jacking block (703) and the air pressure rod (8).

4. The test fixture for duplexer and filter according to claim 1, wherein: the buffer protection mechanism (11) comprises a bottom plate (1101), a spring (1102), a rubber block (1103) and a limiting groove (1104), the spring (1102) is arranged on the inner side of the bottom plate (1101), the rubber block (1103) is connected to the top end of the spring (1102), and the limiting groove (1104) is connected to the outer surfaces of the upper end and the lower end of the rubber block (1103).

5. A test fixture for duplexer and filter according to claim 4, wherein: the outer surface structures of the upper end and the lower end of the rubber block (1103) are matched with the inner surface structure of the limiting groove (1104), and the rubber block (1103) is matched with the bottom plate (1101) through the spring (1102) and the limiting groove (1104) to form an integrated structure.

6. The test fixture for duplexer and filter according to claim 1, wherein: the longitudinal clamping blocks (9) are matched with each other through the rotating shaft (4), the air pressure rod (8), the gear (3) and the conveying chain (5) to form a rotating structure, and the longitudinal clamping blocks (9) and the transverse clamping blocks (10) are symmetrically distributed about the central line of the fixed base (6).