CN216209563U - Auxiliary pneumatic press-fit test fixture - Google Patents
Auxiliary pneumatic press-fit test fixture Download PDFInfo
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- CN216209563U CN216209563U CN202122651376.7U CN202122651376U CN216209563U CN 216209563 U CN216209563 U CN 216209563U CN 202122651376 U CN202122651376 U CN 202122651376U CN 216209563 U CN216209563 U CN 216209563U
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Abstract
The utility model provides an auxiliary pneumatic press-fit test fixture, which comprises a fixture base and a fixture support, wherein one side of the surface of the fixture base is provided with a fixture block, the surface of the fixture block is provided with uniformly distributed product fixing frames, the fixture support comprises a mounting frame, one side of the mounting frame is provided with a double-rod cylinder, an output shaft of the double-rod cylinder is connected with one side of an upper cover plate, the other side of the upper cover plate is provided with a floating pressure plate matched with the product fixing frames, products to be tested are placed in the product fixing frames one by one for testing, the technical effect of multi-station simultaneous working is realized, two sides of the surface of the upper cover plate are provided with first limiting columns, two sides of the mounting frame are provided with second limiting columns, the first limiting columns and the second limiting columns are matched with each other for limiting the motion track of the floating pressure plate, so that the motion track of the floating pressure plate is always vertical to the products to be tested, the deviation of the running track of the floating pressing plate is avoided, and the running precision of the floating pressing plate during working is improved.
Description
Technical Field
The utility model relates to the technical field of test fixtures, in particular to an auxiliary pneumatic press-fit test fixture.
Background
The jig is a tool for carpenters, ironmen and other handicrafts, and is mainly used as a tool for assisting in controlling positions or actions. Jigs have been widely used in industrial times, including mechanical jigs, woodworking jigs, welding jigs, jewelry jigs, and other fields. The test fixture belongs to the category below the fixture, and is a fixture specially used for testing and experimenting functions, power calibration, service life, performance and the like of a product. The test fixture is mainly used for testing various indexes of products on a production line, so the test fixture is called.
The pneumatic press-fit test fixture in the prior art is not high in operation precision during working, is not provided with a buffer device, and cannot work at multiple stations simultaneously, so that the problem is solved by specially designing an auxiliary pneumatic press-fit test fixture.
SUMMERY OF THE UTILITY MODEL
The utility model provides an auxiliary pneumatic press-fit test fixture, and aims to solve the problems that the pneumatic press-fit test fixture in the prior art is low in operation precision during working, is not provided with a buffer device and cannot simultaneously perform multi-station work.
The purpose of the utility model can be achieved by adopting the following technical scheme:
an auxiliary pneumatic pressing test fixture comprises,
the fixture comprises a fixture base, wherein one side of the surface of the fixture base is provided with a fixture block, and the surface of the fixture block is provided with product fixing frames which are uniformly distributed;
the jig support comprises a mounting frame, the bottom of the mounting frame is connected with one side of the surface of the jig base, a double-rod cylinder is arranged on one side of the mounting frame, an output shaft of the double-rod cylinder is connected with one side of an upper cover plate, first limiting columns are arranged on two sides of the surface of the upper cover plate, first racks are arranged on the inner walls of the first limiting columns, second limiting columns are arranged on two sides of the mounting frame, second racks are arranged on the surfaces of the second limiting columns, the second racks are meshed with the first racks, and one ends, away from the mounting frame, of the second limiting columns are fixedly connected with the surface of the jig base;
the utility model discloses a two pole cylinders, including the upper cover plate, the upper cover plate is provided with the upper cover plate, the upper cover plate is kept away from one side of two pole cylinders, the clamp plate that floats all with the fixed frame looks adaptation of product, the clamp plate that floats includes the fixed plate, the inside of fixed plate is provided with evenly distributed's fixed section of thick bamboo, the inside sliding connection of fixed section of thick bamboo has the slide bar, the inner wall of fixed section of thick bamboo is connected with the one end of spring, the other end of spring with the one end of slide bar offsets, the other end of slide bar is connected with one side of holding down plate.
In an embodiment of the utility model, the two sides of the mounting frame are both provided with mounting blocks, the mounting blocks are respectively located at the two sides of the double-rod cylinder, and the bottom of the mounting block is respectively connected with one end of the second limiting column, which is far away from the jig base.
In an embodiment of the present invention, one end of each of the first limiting posts penetrates through the upper cover plate and extends to the bottom of the upper cover plate, each of the first limiting posts has an internal hollow structure, two ends of each of the first limiting posts are opened, and one end of each of the second limiting posts, which is far away from the mounting block, penetrates through the first limiting post and is fixedly connected with the surface of the jig base.
In an embodiment of the utility model, the end of the second limiting column connected to the mounting block is provided with a mounting lug plate, the surface of the mounting lug plate is provided with a first mounting hole, the bottom of the mounting block is provided with a second mounting hole matched with the first mounting hole, and the first mounting hole and the second mounting hole are both used for passing through a bolt.
In an embodiment of the present invention, the cross-sectional shapes of the first limiting column and the second limiting column are both rectangular, and the surface of the first limiting column is attached to the inner wall of the second limiting column.
In an embodiment of the present invention, a display screen is disposed on one side of the jig base, and a function key is disposed on one side of the display screen.
In one embodiment of the utility model, the number of the floating pressure plates is equal to that of the product fixing frames, the positions of the floating pressure plates correspond to those of the product fixing frames one by one, and the floating pressure plates are positioned right above the product fixing frames.
In one embodiment of the utility model, the bottom of each lower pressing plate is provided with a buffer plate, and the bottom of each buffer plate is provided with evenly distributed anti-skidding protrusions.
In an embodiment of the utility model, the buffer plate and the anti-skid protrusions are made of a silica gel material, and the anti-skid protrusions are hemispherical.
The utility model has the beneficial effects that:
1. according to the auxiliary pneumatic press-fit test fixture obtained through the design, the product fixing frames are uniformly distributed on the surfaces of the fixture blocks and used for placing a product to be tested, the floating pressing plate matched with the product fixing frames is arranged on the other side of the upper cover plate, the product to be tested is directly connected with the lower PCB through the bottom needle seat module through the pressing action of the upper floating pressing plate, the test is carried out, and the technical effect of simultaneous working at multiple stations is achieved.
2. The fixed cylinder, the spring and the sliding rod arranged in the floating pressure plate interact to form a group of buffer devices, so that the impact force of the double-rod cylinder can be effectively buffered, the product to be tested cannot be instantaneously crushed after the lower pressure plate is contacted with the product to be tested, the spring is compressed along with the continuous pressing of the lower pressure plate, the lower pressure plate can be tightly pressed with the product to be tested under the recovery deformation of the spring and the double acting force of the double-rod cylinder, and the testing accuracy is improved.
3. In the process that the upper cover plate drives the floating pressing plate to press down a product to be detected, the second rack in the second limiting column is meshed with the first rack on the surface of the first limiting column to limit the movement track of the floating pressing plate, so that the movement track of the floating pressing plate is always perpendicular to the product to be detected, the movement track of the floating pressing plate is prevented from deviating, and the operation precision of the device during operation is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an auxiliary pneumatic press-fit test fixture according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an auxiliary pneumatic press-fit test fixture according to an embodiment of the present invention;
fig. 4 is a front cross-sectional view of a floating platen according to an embodiment of the present invention.
In the figure: 1-a jig base; 101-a jig block; 102-product fixing frame; 103-a display screen; 104-function keys; 2-a jig support; 201-a mounting frame; 202-mounting an ear plate; 203-double rod cylinder; 204-upper cover plate; 205-a first restraint post; 206-a first rack; 207-a mounting block; 208-a second restraint post; 209-a second rack; 3-floating pressing plate; 301-a fixed plate; 302-a stationary cartridge; 303-a spring; 304-a slide bar; 305-a lower platen; 306-a buffer plate; 307-non-slip bumps.
Detailed Description
The following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides a technical solution: an auxiliary pneumatic pressing test fixture comprises,
the jig comprises a jig base 1, wherein a jig block 101 is arranged on one side of the surface of the jig base 1, and product fixing frames 102 are uniformly distributed on the surface of the jig block 101;
the jig support 2 comprises a mounting frame 201, the bottom of the mounting frame 201 is connected with one side of the surface of the jig base 1, a double-rod cylinder 203 is arranged on one side of the mounting frame 201, first limiting columns 205 are arranged on two sides of the surface of an upper cover plate 204 on one side of an output shaft of the double-rod cylinder 203 and one side of the upper cover plate 204, first racks 206 are arranged on the inner walls of the first limiting columns 205, second limiting columns 208 are arranged on two sides of the mounting frame 201, second racks 209 are arranged on the surface of the second limiting columns 208, the second racks 209 are meshed with the first racks 206, and one ends, far away from the mounting frame 201, of the second limiting columns 208 are fixedly connected with the surface of the jig base 1;
the floating pressing plates 3 are arranged on one sides, far away from the double-rod cylinder 203, of the upper cover plate 204, the floating pressing plates 3 are matched with the product fixing frame 102, each floating pressing plate 3 comprises a fixing plate 301, fixing cylinders 302 which are uniformly distributed are arranged inside the fixing plate 301, sliding rods 304 are connected inside the fixing cylinders 302 in a sliding mode, the inner walls of the fixing cylinders 302 are connected with one ends of springs 303, the other ends of the springs 303 abut against one ends of the sliding rods 304, and the other ends of the sliding rods 304 are connected with one side of a lower pressing plate 305;
specifically, the jig block 101 is used for setting the product fixing frame 102, a base pin holder module (not shown in the figure) is arranged on one side inside the product fixing frame 102, a product to be tested is placed on one product fixing frame 102, the product to be tested is positioned above the base pin holder module, a lower PCB is arranged at the bottom of the jig block 101, the base pin holder module, the lower PCB and the product fixing frame 102 are arranged in a manner that is insubstantially different from the arrangement manner in the prior art, the double-rod cylinder 203 in the prior art is adopted, the double-rod cylinder 203 is started, the double-rod cylinder 203 provides power to drive the upper cover plate 204 to descend, the upper cover plate 204 drives the floating pressure plate 3 to descend, the fixed cylinder 302, the spring 303 and the sliding rod 304 arranged inside the floating pressure plate 3 interact to form a group of buffer device, so that the impact force of the double-rod cylinder 203 can be effectively buffered, the lower pressure plate 305 is contacted with the product to be tested, the product to be tested is not damaged by instant pressure, the spring 303 is compressed as the lower pressing plate 305 continues to press down, the lower pressing plate 305 and the product to be tested can be tightly pressed under the dual acting force of the double-rod cylinder 203 when the spring 303 recovers deformation, the product to be tested is directly connected with the lower PCB through the base needle seat module for testing, the technical effect of multi-station simultaneous working is achieved, meanwhile, in the process that the upper cover plate 204 drives the floating pressing plate 3 to press down the product to be tested, the second rack 209 in the second limiting column 208 is meshed with the first rack 206 on the surface of the first limiting column 205 to limit the movement track of the floating pressing plate 3, the movement track of the floating pressing plate 3 is always vertical to the product to be tested, the movement track of the floating pressing plate 3 is prevented from deviating, and the operation precision of the device during working is improved.
In this embodiment, the two sides of the mounting frame 201 are both provided with mounting blocks 207, the mounting blocks 207 are respectively located at the two sides of the double-rod cylinder 203, and the bottoms of the mounting blocks 207 are respectively connected with one end of the second limiting column 208, which is far away from the jig base 1;
specifically, as shown in fig. 1, the mounting bracket 201 includes a set of bracing piece and mounting panel, the bottom of a set of bracing piece all is connected with tool base 1's surface one side, the top of a set of bracing piece all is connected with the bottom of mounting panel, the installation piece 207 is used for installing the spacing post 208 of second, the spacing post 208 of second all is parallel arrangement with the mounting panel, and the spacing post 208 of second all is perpendicular setting with tool base 1's surface.
In this embodiment, one end of the first limiting column 205 penetrates through the upper cover plate 204 and extends to the bottom of the upper cover plate 204, the first limiting column 205 is of an internal hollow structure, two ends of the first limiting column 205 are both provided with openings, and one end of the second limiting column 208, which is far away from the mounting block 207, penetrates through the first limiting column 205 and is fixedly connected with the surface of the jig base 1;
specifically, as shown in fig. 1 to 3, the first limiting columns 205 are all fixedly connected to the upper cover plate 204, and the second limiting columns 208 are used for limiting the movement track of the first limiting columns 205, so as to limit the movement track of the upper cover plate 204, so that the movement track of the upper cover plate 204 is always perpendicular to the surface of the product fixing frame 102.
In this embodiment, the mounting lug plates 202 are disposed at the ends of the second limiting columns 208 connected to the mounting blocks 207, first mounting holes are disposed on the surfaces of the mounting lug plates 202, second mounting holes matched with the first mounting holes are disposed at the bottoms of the mounting blocks 207, and bolts can pass through the first mounting holes and the second mounting holes;
specifically, as shown in fig. 3, a bolt is used to pass through the first mounting hole and the second mounting hole in sequence to fix the position between the second limiting column 208 and the mounting block 207.
In this embodiment, the cross-sectional shapes of the first limiting column 205 and the second limiting column 208 are both rectangular, and the surface of the first limiting column 205 is attached to the inner wall of the second limiting column 208;
specifically, as shown in fig. 1 to 3, the first limiting column 205 and the second limiting column 208 are both rectangular in cross-sectional shape, so that the first rack 206 and the second rack 209 can be conveniently arranged, in practical application, the first rack 206 and the second rack 209 are arranged in an attached manner, so that the running track of the floating pressure plate 3 is prevented from deviating, and the running precision of the double-rod cylinder 203 during working is improved.
In this embodiment, a display screen 103 is disposed on one side of the fixture base 1, and a function key 104 is disposed on one side of the display screen 103;
specifically, as shown in fig. 3, the signal output terminal of the function key 104 is communicatively connected to the signal receiving terminal of the dual rod cylinder 203, and the signal output terminal of the dual rod cylinder 203 is communicatively connected to the signal receiving terminal of the display screen 103.
In the embodiment, the number of the floating pressure plates 3 is equal to that of the product fixing frames 102, the positions of the floating pressure plates 3 correspond to those of the product fixing frames 102 one by one, and the floating pressure plates 3 are located right above the product fixing frames 102;
specifically, as shown in fig. 3, the floating pressure plate 3 is used in cooperation with the product fixing frame 102 for contacting with the surface of the product to be measured, so as to realize simultaneous multi-station operation.
In this embodiment, the bottom of the lower pressing plate 305 is provided with a buffer plate 306, the bottom of the buffer plate 306 is provided with evenly distributed anti-skid protrusions 307, the buffer plate 306 and the anti-skid protrusions 307 are made of silica gel materials, and the shape of the anti-skid protrusions 307 is hemispherical;
specifically, as shown in fig. 4, the buffer board 306 is used for directly contacting with the product to be tested, so as to further improve the buffering effect of the device, the anti-slip bumps 307 are used for increasing the friction force between the buffer board 306 and the product to be tested, and meanwhile, the buffer board 306 and the anti-slip bumps 307 made of silica gel materials cannot scratch the product to be tested.
Specifically, this supplementary pneumatic pressfitting test fixture's theory of operation: when the device is used, products to be tested are placed in the product fixing frame 102 one by one, the double-rod cylinder 203 is started, the double-rod cylinder 203 provides power to drive the upper cover plate 204 to descend, the upper cover plate 204 drives the floating press plate 3 to descend, through the downward pressing effect of the upper floating press plate 3, the fixed cylinder 302, the spring 303 and the sliding rod 304 arranged in the floating press plate 3 interact to form a group of buffer devices, the impact force of the double-rod cylinder 203 can be effectively buffered, after the lower press plate 305 is contacted with the products to be tested, the products to be tested cannot be instantaneously crushed, the spring 303 is compressed along with the continuous downward pressing of the lower press plate 305, under the dual acting forces of the spring 303 recovering deformation and the double-rod cylinder 203, the lower press plate 305 can be tightly pressed with the products to be tested, the products to be tested are directly connected with the lower PCB through the base pin module to be tested, and the technical effect of simultaneous multi-station work is realized, meanwhile, in the process that the upper cover plate 204 drives the floating pressing plate 3 to press down the product to be tested, the second rack 209 in the second limiting column 208 is meshed with the second rack 209 on the surface of the first limiting column 205 to limit the movement track of the floating pressing plate 3, so that the movement track of the floating pressing plate 3 is always perpendicular to the product to be tested, the movement track of the floating pressing plate 3 is prevented from being deviated, and the operation precision of the device during working is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides an auxiliary pneumatic pressfitting test fixture which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the jig comprises a jig base (1), wherein a jig block (101) is arranged on one side of the surface of the jig base (1), and product fixing frames (102) which are uniformly distributed are arranged on the surface of the jig block (101);
a jig support (2), wherein the jig support (2) comprises a mounting rack (201), the bottom of the mounting rack (201) is connected with one side of the surface of the jig base (1), a double-rod cylinder (203) is arranged on one side of the mounting rack (201), an output shaft of the double-rod cylinder (203) is connected with one side of an upper cover plate (204), two sides of the surface of the upper cover plate (204) are respectively provided with a first limiting column (205), the inner walls of the first limit columns (205) are provided with first racks (206), two sides of the mounting rack (201) are respectively provided with a second limiting column (208), the surface of each second limiting column (208) is respectively provided with a second rack (209), the second racks (209) are all meshed with the first racks (206), one end, far away from the mounting frame (201), of the second limiting column (208) is fixedly connected with the surface of the jig base (1);
unsteady clamp plate (3), unsteady clamp plate (3) all set up in upper cover plate (204) are kept away from one side of two pole cylinders (203), unsteady clamp plate (3) all with the fixed frame (102) looks adaptation of product, unsteady clamp plate (3) include fixed plate (301), the inside of fixed plate (301) is provided with evenly distributed's solid fixed cylinder (302), the inside sliding connection of solid fixed cylinder (302) has slide bar (304), the inner wall of solid fixed cylinder (302) is connected with the one end of spring (303), the other end of spring (303) with the one end of slide bar (304) offsets, the other end of slide bar (304) is connected with one side of holding down plate (305).
2. The auxiliary pneumatic press-fit testing jig of claim 1, wherein: the fixture base is characterized in that mounting blocks (207) are arranged on two sides of the mounting frame (201), the mounting blocks (207) are located on two sides of the double-rod cylinder (203), and the bottom of each mounting block (207) is connected with one end, far away from the fixture base (1), of the corresponding second limiting column (208).
3. The auxiliary pneumatic press-fit testing jig of claim 2, wherein: one end of each first limiting column (205) penetrates through the upper cover plate (204) and extends to the bottom of the upper cover plate (204), each first limiting column (205) is of an internal hollow structure, openings are formed in two ends of each first limiting column (205), and one end, far away from the mounting block (207), of each second limiting column (208) penetrates through the corresponding first limiting column (205) and is fixedly connected with the surface of the jig base (1).
4. The auxiliary pneumatic press-fit testing jig of claim 2, wherein: the utility model discloses a bolt, including first mounting hole, spacing post of second (208) with the one end that installation piece (207) are connected all is provided with installation otic placode (202), first mounting hole has all been seted up on the surface of installation otic placode (202), the bottom of installation piece (207) all seted up with the second mounting hole that first mounting hole mutually supported, first mounting hole with the second mounting hole all can supply the bolt to pass through.
5. The auxiliary pneumatic press-fit testing jig of claim 1, wherein: the cross-sectional shape of first spacing post (205) with spacing post (208) of second is the rectangle, the surface of first spacing post (205) all with the laminating of the inner wall of spacing post (208) of second sets up.
6. The auxiliary pneumatic press-fit testing jig of claim 1, wherein: one side of the jig base (1) is provided with a display screen (103), and one side of the display screen (103) is provided with a function key (104).
7. The auxiliary pneumatic press-fit testing jig of claim 1, wherein: the quantity of the floating pressing plates (3) is equal to the quantity of the product fixing frames (102), the positions of the floating pressing plates (3) are in one-to-one correspondence with the positions of the product fixing frames (102), and the floating pressing plates (3) are located right above the product fixing frames (102).
8. The auxiliary pneumatic press-fit testing jig of claim 1, wherein: the bottom of the lower pressing plate (305) is provided with a buffer plate (306), and the bottom of the buffer plate (306) is provided with evenly distributed anti-skidding protrusions (307).
9. The auxiliary pneumatic press-fit testing jig of claim 8, wherein: buffer board (306) with skid-proof protrusion (307) all adopt the silica gel material to make, skid-proof protrusion's (307) shape is the hemisphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122651376.7U CN216209563U (en) | 2021-11-01 | 2021-11-01 | Auxiliary pneumatic press-fit test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122651376.7U CN216209563U (en) | 2021-11-01 | 2021-11-01 | Auxiliary pneumatic press-fit test fixture |
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| Publication Number | Publication Date |
|---|---|
| CN216209563U true CN216209563U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122651376.7U Active CN216209563U (en) | 2021-11-01 | 2021-11-01 | Auxiliary pneumatic press-fit test fixture |
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| Country | Link |
|---|---|
| CN (1) | CN216209563U (en) |
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2021
- 2021-11-01 CN CN202122651376.7U patent/CN216209563U/en active Active
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