CN210893604U

CN210893604U - Drop test machine

Info

Publication number: CN210893604U
Application number: CN201922013886.4U
Authority: CN
Inventors: 张贵兵
Original assignee: Wuhan Xinyuhuan Testing Technology Co ltd
Current assignee: Wuhan Xinyuhuan Testing Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-06-30
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a drop test machine, including bottom plate, threaded rod, base, U type frame, connecting rod, sliding sleeve, scale mark, observation window, place the board, connect hinge, spacing groove, gag lever post, baffle, compression spring, haulage rope, rolling dish, bracing piece, rolling bull stick and fastening nut. The utility model has the advantages that: the sliding sleeve that the platform that falls that frame and place board constitute is through both sides connection and reciprocates the settlement on U type frame, the removal to falling the platform is led, the restriction falls the platform and can only reciprocate, the uncertain factor of motion in the test has been reduced, make it more stable, place board is through connecting the hinge and being the rotation with the frame and be connected, and the gag lever post is elastic connection through the side of compression spring with the frame, make the gag lever post can the activity card put the spacing inslot of seting up on the place board, and then the realization will be placed the sample that awaits measuring on place the place board and freely fall.

Description

Drop test machine

Technical Field

The utility model relates to a testing machine specifically is a drop test machine belongs to drop test technical field.

Background

Generally adopt drop test appearance to test in the drop test of product, drop test machine is a machine that is exclusively used in test product package and receives the impaired condition of falling and aassessment impact strength when transporting handling, and when the product package back is fallen in ground at different arris, angle, the face of simulation difference height, the impaired condition of test product, the fall height and the impact strength that can bear when aassessment product package subassembly falls.

And to current test device, one, can't adjust the levelness of device itself, consequently if lay test device at the test table face of slope then can cause great influence to the test result, its two, current device often promotes the eminence through the centre gripping with the sample that awaits measuring, then unclamp the centre gripping and make the sample fall, but this kind of mode leads to the fact certain clamp mark to the surface of the sample that awaits measuring easily, or cause the extrusion to the structure of the sample that awaits measuring, and then influence the test result easily, it is third, often measure the height that promotes through the tape measure of peripheral hardware, it is comparatively inconvenient to lead to the operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drop test machine just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a drop test machine comprises a bottom plate, a threaded rod, a base, a U-shaped frame, an outer frame, a connecting rod, a sliding sleeve, a scale mark, an observation window, a placing plate, a connecting hinge, a limiting groove, a limiting rod, a baffle, a compression spring, a traction rope, a winding disc, a supporting rod, a winding rotating rod and a fastening nut; the bottom plate is positioned at the bottom end of the testing machine, the four corners of the lower plate surface of the bottom plate are vertically connected with threaded rods through welding, a base is installed at the bottom end of the threaded rods, the U-shaped frame is vertically welded and fixed on the upper plate surface of the bottom plate, an outer frame is arranged on the inner side of the U-shaped frame, the two sides of the outer frame are connected with a sliding sleeve through connecting rods, the sliding sleeve is sleeved on the two side frames of the U-shaped frame, a scale mark is arranged on one side frame of the U-shaped frame, an observation window is arranged on the sliding sleeve sleeved on the side frame of the U-shaped frame provided with the scale mark, the bottom end of the connecting rod is connected with the outer frame through welding, the connecting rod is vertically arranged on the two sides of the outer frame, the arranging plate is arranged on the inner side of the outer frame, one end of the arranging plate is connected with, the utility model discloses a winding device, including frame, gag lever post, limiting rod, baffle, fixed link, connecting rod, winding dish, winding runner, the inner chamber card that the gag lever post passed the side of frame and seted up is put at the spacing inslot, just the pole body that the gag lever post was located the side of frame and seted up the inner chamber is overlapped and is equipped with baffle and compression spring, just the baffle is fixed connection with the pole body of gag lever post, the top at the connecting rod is connected to the one end of haulage rope, the other end winding of haulage rope is on the winding dish, the winding dish is settled between the bracing piece with U type roof-rack fixed connection, the winding runner passes winding dish and bracing piece, just winding dish fixed connection is on the pole body of winding runner.

Preferably, in order to improve the contact friction force with the test table board and level the bottom plate, the lower surface of the base is provided with a rubber cushion layer, and the base is adjustably arranged through rotation of threads of the threaded rod.

Preferably, in order to limit that the falling platform can only move up and down and reduce uncertain factors of movement in the test, the falling platform consisting of the outer frame and the placing plate is placed in a manner of moving up and down by sleeving the U-shaped frame with sliding sleeves connected at two sides.

Preferably, in order to facilitate observation of the accurate position of the moved scale mark, the observation window is located on the U-shaped frame at the scale mark, and a scale pointer is arranged in the observation window.

Preferably, in order to, the place board is through connecting the hinge and being rotated with the frame and be connected, and the gag lever post is elastic connection through the side of compression spring with the frame, makes the gag lever post can the activity card put the spacing inslot of seting up on the place board, and then realizes will placing the sample that awaits measuring on the place board and freely fall.

Preferably, in order to roll the haulage rope or send and put the reciprocating that drives the platform that falls, and fastening nut can fasten the rolling bull stick, the rolling dish rotates the rolling bull stick through external force and is the rotation connection in the bracing piece inboard, and fastening nut hugs closely in the bracing piece outside through the screw rotation with the rolling bull stick.

The utility model has the advantages that: the drop testing machine is reasonable in design, the rubber cushion layer is arranged on the lower surface of the base, the base is adjustably arranged through the rotation of the screw thread of the screw rod, the contact friction force with a testing table surface is improved, the testing machine can be stably arranged, meanwhile, the bottom plate can be leveled, the testing accuracy of the test is ensured, a drop platform formed by the outer frame and the arranging plate is arranged in a vertically moving mode through the sliding sleeve connected with the two sides of the sliding sleeve sleeved on the U-shaped frame, the movement of the drop platform is guided, the drop platform is limited to only vertically move, uncertain factors of movement in the test are reduced, the drop platform is more stable, the observation window is positioned at a scale mark arranged on the U-shaped frame, the scale pointer is arranged in the observation window, the accurate position of the moved scale mark can be conveniently observed, the height of the drop platform is convenient to read, the arranging plate is rotatably connected with the outer frame, and the gag lever post is elastic connection through compression spring and the side of frame, make the gag lever post can the activity card put the spacing inslot of seting up on the place board, and then realize will placing the sample that awaits measuring on the place board and freely fall, the rolling dish rotates the rolling bull stick through external force and is the rotation connection in the bracing piece inboard, and fastening nut hugs closely in the bracing piece outside through the screw thread rotation with the rolling bull stick, through the rolling or sending of carrying the haulage rope put the reciprocating that drives the platform that falls, and fastening nut can fasten the rolling bull stick, avoid the rotation.

Drawings

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

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

fig. 3 is the schematic view of the section structure of the falling platform of the utility model.

In the figure: 1. the device comprises a bottom plate, 2, a threaded rod, 3, a base, 4, a U-shaped frame, 5, an outer frame 6, a connecting rod, 7, a sliding sleeve, 8, scale marks, 9, an observation window, 10, a placing plate, 11, a connecting hinge, 12, a limiting groove, 13, a limiting rod, 14, a baffle, 15, a compression spring, 16, a traction rope, 17, a winding disc, 18, a supporting rod, 19, a winding rotating rod, 20 and a fastening nut.

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 to 3, a drop test machine includes a bottom plate 1, a threaded rod 2, a base 3, a U-shaped frame 4, an outer frame 5, a connecting rod 6, a sliding sleeve 7, a scale mark 8, an observation window 9, a mounting plate 10, a connecting hinge 11, a limiting groove 12, a limiting rod 13, a baffle 14, a compression spring 15, a traction rope 16, a winding disc 17, a support rod 18, a winding rotary rod 19 and a fastening nut 20; the bottom plate 1 is positioned at the bottom end of the testing machine, the four corners of the lower plate surface of the bottom plate 1 are vertically connected with a threaded rod 2 through welding, a base 3 is installed at the bottom end of the threaded rod 2, a U-shaped frame 4 is vertically welded and fixed on the upper plate surface of the bottom plate 1, an outer frame 5 is arranged on the inner side of the U-shaped frame 4, two sides of the outer frame 5 are connected with a sliding sleeve 7 through connecting rods, the sliding sleeve 7 is sleeved on two side frames of the U-shaped frame 4, a scale mark 8 is arranged on one side frame of the U-shaped frame 4, the sliding sleeve 7 sleeved on the side frame of the U-shaped frame 4 with the scale mark 8 is provided with an observation window 9, the bottom end of a connecting rod 6 is connected with the outer frame 5 through welding, the connecting rod 6 is vertically arranged on two sides of the outer frame 5, a mounting plate 10 is arranged on the inner side of the outer frame 5, one end of the mounting plate, the other end of the placing plate 10 is provided with a limiting groove 12, an inner cavity card which is arranged on the side edge of the outer frame 5 and is penetrated by the limiting rod 13 is arranged in the limiting groove 12, the limiting rod 13 is positioned on the rod body of the outer frame 5, the rod body of the inner cavity is arranged on the side edge of the outer frame 5, the baffle 14 and the compression spring 15 are sleeved on the rod body, the baffle 14 is fixedly connected with the rod body of the limiting rod 13, one end of the traction rope 16 is connected to the top end of the connecting rod 6, the other end of the traction rope 16 is wound on the winding disc 17, the winding disc 17 is arranged between the supporting rod 18 fixedly connected with the top frame of the U-shaped frame 4, the winding rotary rod 19 penetrates through the winding disc 17 and the supporting rod 18, the winding disc 17 is fixedly connected to the rod body of the winding rotary rod 19, and the fastening.

The lower surface of the base 3 is provided with a rubber cushion layer, the base 3 is adjustably arranged through the rotation of the screw thread of the threaded rod 2, the contact friction force with a test table surface is improved, the testing machine can be stably arranged, meanwhile, the bottom plate 1 can be leveled, the test accuracy of the test is ensured, a falling platform consisting of the outer frame 5 and the arranging plate 10 is sleeved on the U-shaped frame 4 through the sliding sleeves 7 connected with the two sides to be arranged in a vertically moving mode, the falling platform is guided to move and limited to move only vertically, the uncertain factors of the movement in the test are reduced, the falling platform is more stable, the observation window 9 is positioned at the scale mark 8 arranged on the U-shaped frame 4, the scale pointer is arranged in the observation window 9, the accurate position of the moved scale mark 8 can be conveniently observed, the height of the falling platform can be conveniently read, the arranging plate 10 is rotatably connected with the outer frame 5 through the connecting hinge 11, and gag lever post 13 is elastic connection through compression spring 15 and the side of frame 5, makes gag lever post 13 can the activity card put the spacing inslot 12 of seting up on the place board 10, and then realizes will placing the sample that awaits measuring on place board 10 and freely fall, rolling dish 17 rotates rolling bull stick 19 through external force and is the rotation connection in bracing piece 18 inboard, and fastening nut 20 hugs closely in the bracing piece 18 outside through the screw rotation with rolling bull stick 19, drives the reciprocating of falling the platform through rolling or sending to put to haulage rope 16, and fastening nut 20 can fasten rolling bull stick 19, avoids the rotation.

The working principle is as follows: when using this drop test machine, lay the sample that awaits measuring on mounting plate 10, make rolling bull stick 19 rotate with fastening nut 20 reverse rotation, and then will fall the platform and mention, and lie in 8 departments of scale mark that set up on U type frame 4 through observation window 9, read the height that falls the platform and locate, promote to the experimental requirement height after, rotation fastening nut 20 is fixed rolling bull stick 19 under once more, at last pulling gag lever post 13, make gag lever post 13 take out and then make mounting plate 10 downward sloping rotate from spacing inslot 12, the sample that awaits measuring that the messenger placed on mounting plate 10 freely falls.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A drop test machine which characterized in that: the device comprises a bottom plate (1), a threaded rod (2), a base (3), a U-shaped frame (4), an outer frame (5), a connecting rod (6), a sliding sleeve (7), scale marks (8), an observation window (9), a placing plate (10), a connecting hinge (11), a limiting groove (12), a limiting rod (13), a baffle (14), a compression spring (15), a traction rope (16), a winding disc (17), a supporting rod (18), a winding rotary rod (19) and a fastening nut (20); the bottom plate (1) is located at the bottom end of the testing machine, the lower plate surface four corners of the bottom plate (1) is vertically connected with a threaded rod (2) through welding, a base (3) is installed at the bottom end of the threaded rod (2), a U-shaped frame (4) is vertically welded and fixed on the upper plate surface of the bottom plate (1), an outer frame (5) is arranged on the inner side of the U-shaped frame (4), two sides of the outer frame (5) are connected with a sliding sleeve (7) through connecting rods, the sliding sleeve (7) is sleeved on two side frames of the U-shaped frame (4), a scale mark (8) is arranged on one side frame of the U-shaped frame (4), an observation window (9) is arranged on the sliding sleeve (7) sleeved on the side frame of the U-shaped frame (4) provided with the scale mark (8), the bottom end of the connecting rod (6) is connected with the outer frame (5) through welding, and the connecting rod (6) is vertically arranged on two, the device is characterized in that the placing plate (10) is placed on the inner side of the outer frame (5), one end of the placing plate (10) is connected with the inner side edge of the outer frame (5) through a connecting hinge (11), a limiting groove (12) is formed in the other end of the placing plate (10), the limiting rod (13) penetrates through an inner cavity formed in the side edge of the outer frame (5) and is clamped in the limiting groove (12), a baffle (14) and a compression spring (15) are sleeved on a rod body of the limiting rod (13) positioned in the inner cavity formed in the side edge of the outer frame (5), the baffle (14) is fixedly connected with a rod body of the limiting rod (13), one end of a traction rope (16) is connected to the top end of the connecting rod (6), the other end of the traction rope (16) is wound on a winding disc (17), the winding disc (17) is placed between supporting rods (18) fixedly connected with the top frame of the U-shaped frame (4), rolling bull stick (19) pass rolling dish (17) and bracing piece (18), just rolling dish (17) fixed connection is on the pole body of rolling bull stick (19), fastening nut (20) threaded connection is on the pole body of the rolling bull stick (19) that is located the bracing piece (18) outside.

2. A drop tester as claimed in claim 1, wherein: the lower surface of the base (3) is provided with a rubber cushion layer, and the base (3) is adjustably arranged by rotating with the thread of the threaded rod (2).

3. A drop tester as claimed in claim 1, wherein: the falling platform formed by the outer frame (5) and the placing plate (10) is sleeved on the U-shaped frame (4) through sliding sleeves (7) connected with the two sides to be placed in an up-and-down moving mode.

4. A drop tester as claimed in claim 1, wherein: the observation window (9) is positioned at the scale mark (8) arranged on the U-shaped frame (4), and a scale pointer is arranged in the observation window (9).

5. A drop tester as claimed in claim 1, wherein: the placing plate (10) is rotatably connected with the outer frame (5) through a connecting hinge (11), and the limiting rod (13) is elastically connected with the side edge of the outer frame (5) through a compression spring (15).

6. A drop tester as claimed in claim 1, wherein: the winding disc (17) rotates the winding rotating rod (19) through external force to be rotatably connected on the inner side of the supporting rod (18), and the fastening nut (20) rotates through the thread of the winding rotating rod (19) to be tightly attached to the outer side of the supporting rod (18).