CN210376023U

CN210376023U - Impact test sample piece test box

Info

Publication number: CN210376023U
Application number: CN201921201047.9U
Authority: CN
Inventors: 马雁翔; 李旻昊; 田星星; 霍锋锋; 邵强; 李鹏程; 吕菊霞
Original assignee: ZHIBO LUCCHINI RAILWAY EQUIPMENT CO Ltd
Current assignee: ZHIBO LUCCHINI RAILWAY EQUIPMENT CO Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-04-21
Anticipated expiration: 2029-07-29

Abstract

The utility model belongs to the technical field of the test device, concretely relates to impact test sample piece proof box, including proof box, strutting arrangement and test piece frame, be equipped with a body on the proof box, strutting arrangement sets up in the proof box, strutting arrangement includes first support and second support, first support and second rotate bracket connection are equipped with the setting element between first support and the second support, the hookup can be dismantled with first support to the test piece frame, and the second support couples with the proof box slides. The test piece is fixed on the test piece rack firstly and then is connected with the first bracket, so that the fixation of the test piece is conveniently realized; the second support is in sliding connection with the test box, and the distance between the second support (namely, a test piece) and the spray gun assembly can be adjusted according to actual conditions. The test piece frame is connected with the first support in an inserting mode, and convenient and fast installation can be achieved.

Description

Impact test sample piece test box

Technical Field

The utility model belongs to the technical field of test device, concretely relates to impact test sample piece proof box.

Background

The outer surface of the axle of the train is usually coated with a layer of paint film, and the adhesion of the paint film affects not only the overall aesthetic degree but also the service life of the axle. Therefore, a corresponding instrument is required to perform the impact test. The paint film impact resistance tester (patent application number is 201620656012.4) previously reported by the applicant is provided with an accelerating cavity and a heat-insulating collision cavity, a spray gun assembly is arranged in the accelerating cavity, a test piece is fixed in the heat-insulating collision cavity (test box), and the test piece is subjected to an impact test through the spray gun assembly. However, the clamp in the existing heat-insulating collision cavity can only realize the adjustment of the angle and cannot realize the adjustment of the distance between the clamp and the spray gun assembly; meanwhile, certain inconvenience exists when the test piece is fixed, and the test piece fixing device cannot be well adapted to test pieces of different specifications.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides an impact test sample spare proof box is equipped with strutting arrangement and test piece frame in this proof box, can conveniently realize with the hookup of test piece and with the regulation of distance between the spray gun subassembly.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the utility model provides an impact test sample piece proof box, includes proof box, strutting arrangement and test piece frame, be equipped with a body on the proof box, strutting arrangement sets up in the proof box, strutting arrangement includes first support and second support, first support rotates the hookup with the second support, is equipped with the setting element between first support and the second support, the hookup can be dismantled with first support to the test piece frame, and the second support slides the hookup with the proof box.

The test piece frame is connected with the first support in an inserting mode, and the first support is provided with a corresponding inserting groove and a corresponding jackscrew.

Slots are formed in the two sides of the first support.

The test piece frame comprises a bottom plate, a top block and a stop block, wherein the top block and the stop block are arranged oppositely, the stop block is fixedly connected with the bottom plate, the top block is rotatably connected with a screw rod, the screw rod is in threaded connection with the bottom plate, and the top block is moved through the rotation of the screw rod.

The positioning piece comprises a positioning disc and positioning bolts, the positioning disc is arranged on the first support, the positioning bolts penetrate through the second support to be connected with the first support, and a plurality of bolt holes are distributed in the positioning disc along the circumferential direction.

The test box is internally provided with a guide rail, the second bracket is fixedly provided with a slide block which is in sliding connection with the guide rail, the slide block is provided with a fixing screw, and one end of the fixing screw penetrates through the slide block to abut against the guide rail.

An air outlet is arranged in the test box and comprises a refrigerating outlet and a heating outlet.

The refrigerating outlet is arranged above the heating outlet.

And a refrigerating and heating device is arranged in the test box.

Compared with the prior art, the utility model, the beneficial effect who has is:

the test piece is fixed on the test piece rack firstly and then is connected with the first bracket, so that the fixation of the test piece is conveniently realized; the second support is in sliding connection with the test box, and the distance between the second support (namely, a test piece) and the spray gun assembly can be adjusted according to actual conditions. The test piece frame is connected with the first support in an inserting mode, and convenient and fast installation can be achieved.

Drawings

Fig. 1 is an isometric view of the present invention;

fig. 2 is a first schematic structural diagram of the supporting device of the present invention;

fig. 3 is a schematic structural diagram ii of the supporting device of the present invention;

fig. 4 is a schematic view of the split structure of the supporting device of the present invention;

fig. 5 is a schematic view of the usage state of the present invention;

FIG. 6 is a side view of the specimen holder of the present invention;

fig. 7 is a first schematic structural view of the air outlet of the present invention;

fig. 8 is a schematic structural view of the air outlet of the present invention;

wherein: the test box comprises a test box body 1, a door body 100, a support device 2, a first support 200, a slot 2000, a jackscrew 2001, a second support 201, a test piece frame 3, a bottom plate 300, a top block 301, a stop block 302, a screw rod 303, a positioning piece 4, a positioning disc 400, a bolt hole 4000, a positioning bolt 401, a guide rail 5, a sliding block 6, a fixing screw 7, a refrigerating outlet 8, a heating outlet 9, a refrigerating and heating device 10 and a test piece 11.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, 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.

As shown in fig. 1 to 6, an impact test sample test box includes a test box 1, a supporting device 2 and a test piece rack 3, a door 100 is provided on the test box 1, the supporting device 2 is provided in the test box 1, the supporting device 2 includes a first support 200 and a second support 201, the first support 200 is rotatably connected with the second support 201, and a positioning member 4 is provided between the first support 200 and the second support 201. The first bracket 200 can rotate relative to the second bracket 201, so that the angle can be adjusted, and the first bracket is fixed by the positioning part 4 after being adjusted. The test piece rack 3 is detachably connected with the first bracket 200, and the second bracket 201 is slidably connected with the test box 1.

During the use, this proof box 1 is placed in the one side of accelerating the chamber, and the spray gun subassembly in the chamber that accelerates stretches into this proof box 1, is equipped with corresponding through-hole on the proof box 1. Connecting the test piece 10 with the test piece rack 3, and then connecting the test piece rack 3 with the first bracket 200; after the connection, the angle between the first bracket 200 and the second bracket 201, namely the angle between the test piece 10 and the spray gun assembly is adjusted according to the requirement; the second bracket 201 can also be slid to adjust the distance between the test piece 10 and the spray gun assembly as required.

Further, the test piece rack 3 is inserted into the slot 2000 of the first bracket 200 to realize the insertion with the first bracket 200; after the plugging, the jackscrew 2001 is screwed, the jackscrew 2001 is arranged at the slot 2000, and one end of the jackscrew 2001 can penetrate through the slot 2000 to abut against the test piece rack 3, so that the connection between the test piece rack 3 and the first support 200 is realized.

Further, the both sides of first support 200 all are equipped with slot 2000, can connect two test piece framves 3 on first support 200 promptly, are equipped with one respectively in the both sides of this proof box 1 and accelerate the chamber, assault test piece 10 through two spray gun subassemblies, can realize the test to two kinds of test pieces 10, can improve efficiency of software testing.

Further, the specimen holder 3 mainly functions to fix the specimen 10, and preferably adopts the following structure: the test piece frame 3 comprises a bottom plate 300, a top block 301 and a stop block 302, wherein the top block 301 and the stop block 302 are oppositely arranged, the stop block 302 is fixed at the lower end of the bottom plate 300, the top block 301 is positioned at the upper end of the bottom plate 300, the top block 301 is in sliding connection with the bottom plate 300, the top block 301 is rotatably connected with a screw 303, the screw 303 is in threaded connection with the bottom plate 300, and a corresponding threaded through hole is formed in the bottom plate 300. The movement of the top block 301 is achieved by the rotation of the screw 303. During the installation, place test piece 10 in between kicking block 301 and dog 302, the lower terminal surface of test piece 10 supports dog 302, makes kicking block 301 remove to dog 302 through rotating screw 303 to finally withstand the up end of test piece 10, thereby realize the fixed back to test piece 10. After the fixing, the base plate 300 is coupled to the first bracket 200. The shapes of the top block 301 and the stopper 302 may be determined according to the shape of the test piece 10, and a trapezoidal shape may be employed.

Further, the positioning member 4 mainly plays a role in fixing after the angle adjustment, so that those skilled in the art can implement the following structures: the positioning member 4 comprises a positioning plate 400 and positioning bolts 401, the positioning plate 400 is fixed on the first support 200, the positioning bolts 401 penetrate through the second support 201 to be connected with the first support 200, and a plurality of bolt holes 4000 are distributed on the positioning plate 400 along the circumferential direction. When the first bracket 200 rotates, the positioning plate 400 also rotates correspondingly, and after the positioning plate rotates to a required angle, the positioning bolt 401 passes through the second bracket 201 to be coupled with the corresponding bolt hole 4000 on the first bracket 200.

Further, a guide rail 5 is arranged in the test box 1, a sliding block 6 which is connected with the guide rail 5 in a sliding mode is fixed on the second support 201, a fixing screw 7 is arranged on the sliding block 6, and one end of the fixing screw 7 penetrates through the sliding block 6 to abut against the guide rail 5. The sliding connection between the second bracket 201 and the test box 1 is realized through the matching of the sliding block 6 and the guide rail 5, and the fixing is realized through screwing the fixing screw 7, so that the position is prevented from moving.

Further, as shown in fig. 7 and 8, an air outlet is arranged in the test chamber 1, and the air outlet comprises a refrigerating outlet 8 and a heating outlet 9. Because axletree operating condition's ambient temperature is different, consequently through setting up the air outlet to adjust the temperature in the proof box 1, carry out impact test under different temperature conditions, reach better simulation effect.

Further, the cooling outlet 8 is provided above the heating outlet 9.

Further, the cooling outlet 8 and the heating outlet 9 may be respectively connected to an external cooling or heating system, that is, the external system provides cold or hot air. Of course, the cooling and heating device 10 may be provided in the test chamber 1. The cooling outlet 8 and the heating outlet 9 are communicated with a cooling and heating device 10.

The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.

Claims

1. The utility model provides an impact test sample spare proof box which characterized in that: including proof box (1), strutting arrangement (2) and test piece frame (3), be equipped with a body (100) on proof box (1), strutting arrangement (2) set up in proof box (1), strutting arrangement (2) include first support (200) and second support (201), hookup is rotated with second support (201) in first support (200), is equipped with setting element (4) between first support (200) and second support (201), hookup can be dismantled with first support (200) in test piece frame (3), and second support (201) and proof box (1) sliding connection.

2. A test chamber for an impact test specimen according to claim 1, wherein: the test piece rack (3) is spliced with the first support (200), and the first support (200) is provided with a corresponding slot (2000) and a corresponding jackscrew (2001).

3. A test chamber for an impact test specimen according to claim 2, wherein: slots (2000) are arranged on two sides of the first support (200).

4. A shock test sample test chamber according to any one of claims 1 to 3, wherein: the test piece rack (3) comprises a bottom plate (300), a top block (301) and a stop block (302), wherein the top block (301) and the stop block (302) are arranged oppositely, the stop block (302) is fixedly connected with the bottom plate (300), the top block (301) is rotatably connected with a screw rod (303), the screw rod (303) is in threaded connection with the bottom plate (300), and the top block (301) is moved through rotation of the screw rod (303).

5. A test chamber for an impact test specimen according to claim 1, wherein: the positioning piece (4) comprises a positioning disc (400) and positioning bolts (401), the positioning disc (400) is arranged on the first support (200), the positioning bolts (401) penetrate through the second support (201) to be connected with the first support (200), and a plurality of bolt holes (4000) are distributed in the positioning disc (400) along the circumferential direction.

6. A test chamber for an impact test specimen according to claim 1, wherein: a guide rail (5) is arranged in the test box (1), a sliding block (6) which is connected with the guide rail (5) in a sliding mode is fixed on the second support (201), a fixing screw (7) is arranged on the sliding block (6), and one end of the fixing screw (7) penetrates through the sliding block (6) to be abutted to the guide rail (5).

7. A test chamber for an impact test specimen according to claim 1, wherein: an air outlet is arranged in the test box (1), and the air outlet comprises a refrigerating outlet (8) and a heating outlet (9).

8. A shock test sample test chamber according to claim 7, wherein: the refrigerating outlet (8) is arranged above the heating outlet (9).

9. A shock test sample test chamber according to claim 7, wherein: and a refrigerating and heating device (10) is arranged in the test box (1).