CN213091399U

CN213091399U - Electric comprehensive test device for impact test

Info

Publication number: CN213091399U
Application number: CN202021997734.9U
Authority: CN
Inventors: 江红; 于永新; 周瑶凯
Original assignee: Lianyungang Construction Engineering Quality Testing Center Co ltd
Current assignee: Lianyungang Construction Engineering Quality Testing Center Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-04-30
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses an electronic comprehensive test device of impact test, including lower chassis, lower chassis upper end is fixed with four dead levers of group, four groups dead lever upper end is fixed with the chassis, fixed mounting has high numerical control measuring device on the last chassis, it all is connected with the lead screw through the pivot to go up chassis and dead lever, lead screw outer wall cover is equipped with the slip nest block, slip nest block both sides all are equipped with two sets of slide bars, slip nest block front end is fixed with electromagnet, go up the chassis upper end and install the motor, the output of motor is connected with the lead screw upper end, it is provided with protector to go up the chassis lower extreme. The electric comprehensive test device for the impact test is provided with the lead screw, the sliding sleeve block, the electromagnetic chuck and the motor, the problem that the test falling distance error is large due to the fact that a manual control method is used is avoided, and the test accuracy of the device is improved.

Description

Electric comprehensive test device for impact test

Technical Field

The utility model relates to a test device technical field specifically is an electronic combined test device of impact test.

Background

The impact test is related to various building material detection parameters such as light steel keels, gypsum boards, fiber cement products, stone honeycomb boards, heat-insulating decorative boards, glass, flues and the like. Each material has different impact height and impact quality. At present, no special or general equipment exists in the market, and a manual control mode is adopted, but the problem that the test drop distance error is large and the like can be caused by using a manual control method, so that an electric comprehensive test device for the impact test is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic combined test device of impact test to the method of using manual control who proposes in solving above-mentioned background art probably leads to there being the big problem of experimental drop distance error.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electronic combined test device of impact test, includes chassis down, chassis upper end is fixed with four dead levers of group, four groups dead lever upper end is fixed with the chassis, fixed mounting has high numerical control measuring device on going up the chassis, it all is connected with the lead screw through the pivot to go up chassis and dead lever, lead screw outer wall cover is equipped with the slip cover piece, slip cover piece both sides all are equipped with two sets of slide bars, slip cover piece front end is fixed with electromagnetic chuck, go up the chassis upper end and install the motor, the output and the lead screw upper end of motor are connected, it is provided with protector to go up the chassis lower extreme.

Preferably, the outer wall of the screw rod is provided with external threads, the inner wall of the sliding sleeve block is provided with internal threads, and the screw rod is in threaded connection with the sliding sleeve block.

Preferably, both sides of the sliding sleeve block are provided with sliding holes, and the aperture size of the sliding holes is the same as the outer diameter of the sliding rod.

Preferably, the input ends of the motor and the electromagnetic chuck are electrically connected with the switch through wires.

Preferably, protector includes lagging, baffle, first spring, locating piece, constant head tank, activity storehouse, gag lever post, spacing groove, limiting plate and second spring, it is fixed with the lagging to go up the chassis lower extreme, the lagging endotheca is equipped with the baffle, the baffle all forms elastic connection through the inner wall of first spring with the lagging, baffle lower extreme both sides all are fixed with the locating piece, the constant head tank has all been seted up to chassis upper end both sides down, the locating piece all overlaps and inlays in the constant head tank, the activity storehouse has all been seted up to the constant head tank one side of deviating from mutually, all overlap in the activity storehouse and be equipped with the gag lever post, the locating piece deviates from one side and has all seted up the spacing groove, the relative one end of gag lever post all is embedded in the spacing groove, all be fixed with the gag lever post on the gag lever post, the limiting plate all forms elastic connection through second spring and activity storehouse inner.

Preferably, the opposite ends of the limiting rod are inclined, and the width of the limiting rod is the same as that of the limiting groove.

Preferably, the opposite ends of the limiting plates are attached to the outer wall of the movable bin, and the width of the limiting plates is the same as that of the middle position of the movable bin.

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

1. this electronic comprehensive test device of impact test is provided with the lead screw, the slip cover piece, electromagnet and motor, make the lead screw rotate through starter motor, the slip cover piece drives electromagnet downstream under the effect of screw thread, move to lower extreme start electromagnet when electromagnet and make electromagnet adsorb impact with steel ball or sand bag, make the slip cover piece drive electromagnet upward movement to suitable position with motor antiport this moment, make the electromagnetic chuck outage make impact with steel ball or sand bag drop to on the chassis down under the effect of self gravity down this moment, accomplish the impact test to building material, the method of having avoided using manual control can lead to having the big problem of experimental drop distance error, the experimental accuracy of device has been improved.

2. This electronic combined test device of impact test is provided with the lagging, the baffle, the locating piece, the constant head tank, the gag lever post, spacing groove and second spring, make the baffle follow the lagging downstream through pulling the baffle downwards, the locating piece imbeds in the constant head tank under the effect of baffle this moment, make the gag lever post imbed the spacing inslot under the effect of second spring, make the gag lever post form limiting displacement to the spacing groove, ensured that the baffle forms the sealing action to the device, avoided the device to have the residue to splash when experimental, the security of device has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic bottom sectional view of the present invention;

FIG. 3 is a schematic view of the usage state of the present invention;

fig. 4 is an enlarged schematic view of the point a of fig. 1 according to the present invention.

In the figure: 1. a lower chassis; 2. fixing the rod; 3. an upper chassis; 4. a height numerical control measuring device; 5. a screw rod; 6. a sliding sleeve block; 7. a slide bar; 8. an electromagnetic chuck; 9. a motor; 10. sheathing; 11. a baffle plate; 12. a first spring; 13. positioning blocks; 14. positioning a groove; 15. a movable bin; 16. a limiting rod; 17. a limiting groove; 18. a limiting plate; 19. a second spring.

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. 1-4, the present invention provides an embodiment:

the utility model provides an electronic comprehensive test device of impact test, includes chassis 1 down, and 1 upper end on chassis is fixed with four dead levers of group 2 down, and four dead levers of group 2 upper ends are fixed with chassis 3, go up chassis 3 and go up fixed mounting and have high numerical control measuring device 4, go up chassis 3 and dead lever 2 and all be connected with lead screw 5 through the pivot, 5 outer wall covers of lead screw are equipped with

slip cover

6, and 6 both sides of slip cover are all overlapped and are equipped with two sets of

slide bars

7, and 6 front ends of slip cover are fixed with electromagnet 8, go up 3 upper ends on chassis and install motor 9, and the output of motor 9 is connected with 5 upper ends of lead screw, and 3 lower extremes on the chassis.

The utility model discloses in, preferred, 5 outer walls of lead screw are provided with the external screw thread, and 6 inner walls of slip cover block are provided with the internal thread, and lead screw 5 forms threaded connection with slip cover block 6, through this design, when lead screw 5 rotated under the effect of motor 9, made slip cover block 6 drive electromagnet 8 along 5 downstream of lead screw, made electromagnet 8 can carry out altitude mixture control.

The utility model discloses in, preferred, the slide opening has all been seted up to slip nest block 6 both sides, and the aperture size of slide opening is the same with slide bar 7's external diameter size, through this design, after slip nest block 6 received the effort of screw thread, has avoided the rotation of slip nest block 6 self, has ensured the normal work of slip nest block 6.

The utility model discloses in, preferred, motor 9 and electromagnet 8's input all forms the electricity through the wire and is connected with the switch is connected, through this design, has ensured to carry out on-off control to motor 9 and electromagnet 8 through the switch.

In the utility model, preferably, the protection device comprises a sleeve plate 10, a baffle plate 11, a first spring 12, a positioning block 13 and a positioning groove 14, activity storehouse 15, gag lever post 16, spacing groove 17, limiting plate 18 and second spring 19, it is fixed with lagging 10 to go up 3 lower extremes on chassis, lagging 10 endotheca is equipped with baffle 11, baffle 11 all forms elastic connection through the inner wall of first spring 12 with lagging 10, baffle 11 lower extreme both sides all are fixed with locating piece 13, constant head tank 14 has all been seted up to 1 upper end both sides in chassis down, locating piece 13 all overlaps and inlays in constant head tank 14, constant head tank 14 all has seted up activity storehouse 15 on the back from one side, all overlap in the activity storehouse 15 and be equipped with gag lever post 16, locating piece 13 all has seted up spacing groove 17 on the back from one side, the relative one end of gag lever post 16 is all embedded in spacing groove 17, all be fixed with gag lever post 18 on the gag lever post 16, the gag lever post 18 all forms elastic connection through second spring 19 and activity storehouse 15 inner.

The utility model discloses in, preferred, the relative one end of gag lever post 16 all is the slope form, and the width size of gag lever post 16 all is the same with the width size of spacing groove 17, through this design, in locating piece 13 imbeds constant head tank 14 under baffle 11's effect, makes gag lever post 16 can carry out limiting displacement to spacing groove 17 fast under the outward appearance of slope form.

The utility model discloses in, preferred, the relative one end of limiting plate 18 all laminates with the 15 outer walls in movable bin mutually, and the width size of limiting plate 18 all is the same with the width size of the 15 intermediate position departments in movable bin, through this design, when limiting plate 18 received 16 effort of gag lever post along the 15 motion in movable bin, has avoided limiting plate 18 to rock in the motion process, has improved the stability of device.

The utility model discloses a theory of operation and use flow: during the use, make motor 9 forward rotation through switch start motor 9, lead screw 5 forward rotation under the effect of motor 9, slide sleeve 6 drives electromagnet 8 downstream along slide bar 7 at the effect line of screw thread this moment, when electromagnet 8 moves to the below, start electromagnet 8 through the switch, make electromagnet 8 adsorb steel ball or sand bag for the impact this moment, rethread switch makes motor 9 reverse rotation, can move to suitable position under the effect of slide sleeve 6 through high numerical control measuring device 4 monitoring electromagnet 8, make motor 9 stall this moment, then place the building material that awaits measuring on chassis 1 down, make electromagnet 8 cut off the power supply through the switch this moment, make impact steel ball or sand bag drop to the building material in chassis 1 under the effect of self gravity on, accomplish the impact test to the building material.

After the preparation work is finished, the baffle 11 is pulled downwards to enable the baffle 11 to move downwards along the first spring 12, the first spring 12 deforms to store force, at the moment, the two groups of positioning blocks 13 are embedded into the positioning grooves 14 under the action of the baffle 11, when the outer wall of the limiting rod 16 is contacted with the positioning blocks 13, the limiting rod 16 moves inwards along the movable bin 15 under the action of the appearance, the second spring 19 contracts to store force, at the moment, the positioning blocks 13 can continuously move downwards, when the limiting groove 17 moves to the limiting rod 16 under the action of the positioning blocks 13, the second spring 19 releases elastic force to push the limiting plate 18 to drive the limiting rod 16 to be embedded into the limiting groove 17, the limiting rod 16 forms a limiting effect on the limiting groove 17, the baffle 11 seals the device, when the device needs to be relieved from being sealed, the limiting rod 16 only needs to be pulled outwards to enable the limiting rod 16 to completely leave the limiting groove 17, the limiting effect on the limiting groove 17 is relieved, the flap 11 is now moved upwards along the race 10 by the first spring 12, at which point the flap 11 releases the closure of the device, and operation is complete.

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.

Claims

1. The utility model provides an electronic combined test device of impact test, includes lower chassis (1), its characterized in that: lower chassis (1) upper end is fixed with four dead levers of group (2), four groups dead lever (2) upper end is fixed with chassis (3) of going up, go up chassis (3) and go up fixed mounting and have high numerical control measuring device (4), it all is connected with lead screw (5) through the pivot to go up chassis (3) and dead lever (2), lead screw (5) outer wall cover is equipped with slip cover piece (6), slip cover piece (6) both sides all overlap and are equipped with two sets of slide bars (7), slip cover piece (6) front end is fixed with electromagnetic chuck (8), go up chassis (3) upper end and install motor (9), the output and lead screw (5) upper end of motor (9) are connected, it is provided with protector to go up chassis (3) lower extreme.

2. The electric comprehensive test device for the impact test according to claim 1, characterized in that: the outer wall of the screw rod (5) is provided with external threads, the inner wall of the sliding sleeve block (6) is provided with internal threads, and the screw rod (5) and the sliding sleeve block (6) form threaded connection.

3. The electric comprehensive test device for the impact test according to claim 1, characterized in that: and sliding holes are formed in the two sides of the sliding sleeve block (6), and the aperture of each sliding hole is the same as the outer diameter of the sliding rod (7).

4. The electric comprehensive test device for the impact test according to claim 1, characterized in that: the input ends of the motor (9) and the electromagnetic chuck (8) are electrically connected with the switch through wires.

5. The electric comprehensive test device for the impact test according to claim 1, characterized in that: the protective device comprises a sleeve plate (10), a baffle plate (11), a first spring (12), a positioning block (13), a positioning groove (14), a movable bin (15), a limiting rod (16), a limiting groove (17), a limiting plate (18) and a second spring (19), wherein the sleeve plate (10) is fixed at the lower end of an upper chassis (3), the baffle plate (11) is sleeved in the sleeve plate (10), the baffle plate (11) is elastically connected with the inner wall of the sleeve plate (10) through the first spring (12), the positioning block (13) is fixed at two sides of the lower end of the baffle plate (11), the positioning groove (14) is arranged at two sides of the upper end of a lower chassis (1), the positioning block (13) is embedded in the positioning groove (14), the movable bin (15) is arranged at one side of the positioning groove (14) opposite to each other, the limiting rod (16) is arranged in the movable bin (15), the limiting groove (17) is arranged at one side of the positioning block (13) opposite, the relative one end of gag lever post (16) all embeds in spacing groove (17), all be fixed with limiting plate (18) on gag lever post (16), limiting plate (18) all form elastic connection through second spring (19) and activity storehouse (15) inner wall.

6. The electric comprehensive test device for the impact test according to claim 5, characterized in that: the opposite ends of the limiting rods (16) are inclined, and the width of the limiting rods (16) is the same as that of the limiting grooves (17).

7. The electric comprehensive test device for the impact test according to claim 5, characterized in that: the opposite ends of the limiting plates (18) are attached to the outer wall of the movable bin (15), and the width of the limiting plates (18) is the same as that of the middle position of the movable bin (15).