CN210401053U

CN210401053U - Furniture clamping strength testing device

Info

Publication number: CN210401053U
Application number: CN201921100544.XU
Authority: CN
Inventors: 彭涛; 崔文立
Original assignee: Quanzhou Jiesite Instrument Equipment Co ltd
Current assignee: Quanzhou Jiesite Instrument Equipment Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-24
Anticipated expiration: 2029-07-15

Abstract

The utility model relates to a furniture clamping strength testing device, which comprises a base, wherein a stand column is arranged on the base, a clamping mechanism capable of lifting up and down is arranged on the stand column, a lifting mechanism is arranged on the stand column, and the lifting mechanism drives a transmission clamping mechanism to do directional lifting action; the base is provided with a first impact plate, the first impact plate is slidably provided with a second impact plate, and the second impact plate is provided with a convex block. The utility model relates to a furniture strength test device field, the intensity of the striking of the measurable furniture position of lug through the second striking board adopts clamping mechanism centre gripping furniture to rise for it is more steady when furniture rises, and furniture can not incline when falling from appointed department, and measuring is more accurate, and it has been solved the condition that testing arrangement is difficult to test furniture position striking and testing arrangement and has measured inaccurate technical problem.

Description

Furniture clamping strength testing device

Technical Field

The utility model relates to a furniture strength test device field especially relates to a furniture presss from both sides tight strength test device.

Background

At present, the furniture is tested in various ways of stress strength, and for the strength test of the falling resistance of the furniture, the furniture is usually hung in the air, the furniture falls freely to impact the ground for several times, and whether the strength of the furniture is qualified or not is judged by observing the damage degree of the furniture. The furniture is manually conveyed to a specified height and then pushed down, so that some furniture is large in size or heavy in weight, inconvenient to carry, slow in efficiency and waste a large amount of manpower and material resources; the device is adopted to convey furniture to a high place, then the furniture is put down to form a free-falling body, when the furniture is conveyed to the high place, the impact plate is generally a plane, the situation of furniture point impact is difficult to test, and the device can only test the impact force of the furniture free-falling body and is difficult to test the standard pressure which can be born by the furniture.

Patent application No.: 201420238685.9 discloses an anti test machine that falls, including barrel, top cap, base, bottom, motor, steel ball, rope and pulley, tie up the product in the rope, through flexible, pulley and motor are repeatedly drawn the product and are risen to the top cap, and rope, steel ball and product free fall to the base, however when this product falls, the rope has probably to give the product effort, leads to measuring inaccurate, can not test the condition of furniture position striking when product striking base, and the device can not test the standard pressure that the product can bear.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a furniture presss from both sides tight strength test device. The technical problems that the test device is difficult to test the furniture point location impact condition and the test device measures inaccurately are solved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a furniture clamping strength testing device comprises a base, wherein an upright is arranged on the base, a clamping mechanism capable of ascending and descending is arranged on the upright, an elevating mechanism is arranged on the upright, the elevating mechanism drives the transmission clamping mechanism to do directional ascending and descending actions, the clamping mechanism comprises a horizontal frame capable of ascending and descending on the upright, a reverse screw rod arranged in the horizontal frame, a sliding rail horizontally arranged on the horizontal frame, clamping frames slidably and oppositely arranged on two sides of the horizontal frame, and a first motor arranged on the horizontal frame and used for driving the transmission reverse screw rod to rotate, a clamping plate is arranged on each clamping frame, the two clamping frames are slidably arranged on the sliding rail, the two clamping frames are in threaded connection with the reverse screw rod, and a clamping area used for clamping furniture is formed between the two clamping plates; the base is provided with a first impact plate, the first impact plate is slidably provided with a second impact plate, and the second impact plate is provided with a convex block.

Further:

the lifting mechanism comprises a screw rod vertically arranged on the upright post and a second motor for driving the transmission screw rod to rotate, and the horizontal frame is in threaded connection with the screw rod; a plurality of guide wheels which can slide up and down on the upright posts are oppositely arranged on the horizontal frame.

Four gravity sensors are arranged between one of the clamping frames and the clamping plate.

The first striking plate both ends are equipped with the spout, second striking plate slidable in the spout, a pushing mechanism is connected to second striking plate, pushing mechanism promotes the transmission second striking plate and slides in the spout.

The upper surface of the lug is arc-shaped.

By adopting the technical scheme, the beneficial effects of the utility model are that:

(1) the utility model clamps the furniture by two clamping plates, conveys the furniture to the designated height, enables the furniture to freely fall from the designated height, and the furniture impacts the first impact plate, and obtains the collision resistance degree of the furniture by observation, thereby judging whether the furniture is qualified; the furniture is clamped by the two clamping plates to ascend, so that the furniture is more stable when ascending, the furniture cannot incline when falling from a specified position, and the measurement is more accurate;

(2) the first impact plate is provided with a second impact plate in a sliding manner, the second impact plate is provided with a convex block, the convex block of the second impact plate can be impacted through furniture, the impact degree of the point position of the furniture is tested by observing the impact sunken degree of the furniture and the convex block, and therefore whether the furniture is qualified is judged;

(3) at least one gravity sensor is arranged in one of the clamping plates, after the furniture is clamped, the clamping plates continue to apply force to the furniture until the furniture deforms, and the maximum bearing pressure of the furniture is obtained by observing the value of the gravity sensor at the moment, so that whether the furniture is qualified is judged.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is a schematic view of the internal structure of the holder;

fig. 4 is a schematic view of the structure of the inside of the pillar.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 4, the present embodiment provides a furniture clamping strength testing apparatus, including a base 1, an upright 2 is disposed on the base 1, a clamping mechanism capable of ascending and descending is disposed on the upright 2, the clamping mechanism includes a horizontal frame 31 capable of ascending and descending on the upright 2, a reverse screw 32 disposed in the horizontal frame 31, a slide rail 33 horizontally disposed on the horizontal frame 31, clamping frames 34 slidably disposed on two sides of the horizontal frame 31 in an opposite manner, and a first motor 37 disposed on the horizontal frame 31 and used for driving the reverse screw 32 to rotate, two clamping frames 34 slidably disposed on the slide rail 33, a clamping plate 35 disposed on each clamping frame 34, one of the clamping frames 34 is connected with the clamping plate 35 through four gravity sensors 4, and the other clamping plate 35 is fixed on the clamping frame 34; two clamping frames 34 are in threaded connection with the reverse screw 32, and a clamping area 36 for clamping furniture is formed between the two clamping plates 35; the upright post 2 is provided with a lifting mechanism, the lifting mechanism drives the transmission clamping mechanism to do directional lifting action, the lifting mechanism comprises a screw rod 51 vertically arranged on the upright post 2 and a second motor 52 driving the transmission screw rod 51 to rotate, and the horizontal frame 31 is in threaded connection with the screw rod 51; a plurality of guide wheels 53 which can slide up and down on the upright post 2 are oppositely arranged on the horizontal frame 31; be equipped with first striking plate 6 on the base 1, first striking plate 6 both ends are equipped with spout 11, second striking plate 7 slidable in spout 11, a pushing mechanism 8 is connected to second striking plate 7, pushing mechanism 8 promotes transmission second striking plate 7 and slides in spout 11, be equipped with lug 71 on the second striking plate 7, lug 71 upper surface is circular-arc, the device opens through the control of a control screen (not drawn in the figure), control such as closing, this control screen can show gravity sensor 4's pressure value, also can set up gravity sensor 4's numerical value, thereby control two splint 35 and the pressure between the furniture, prevent that the furniture quality is too big, prevent that furniture from rising the in-process and dropping.

The gravity sensor 4 is a well-known device and will not be described in detail herein.

The lifting pushing mechanism 8 can adopt a telescopic motor, an oil cylinder, an air cylinder or other linear motion mechanisms with telescopic functions.

The utility model discloses a working method is:

the utility model discloses place furniture on the first striking plate 6 of base 1, drive transmission clamping mechanism through elevating system and descend to suitable height for furniture is located clamping area 36, through the closed direction motion of first motor 37 with two splint 35 queen, through two splint 35 centre gripping fixed furniture, carry furniture to appointed height, splint 35 moves to the direction of opening, make furniture from the free fall of appointed height, relapse several times, through the striking destruction degree of observing furniture, reachs the crashproof degree of furniture, thereby judge whether this furniture is qualified; at least one gravity sensor 4 is arranged in one of the clamping plates 35, after the furniture is clamped, the clamping plate 35 continues to apply force to the furniture until the furniture deforms, and the maximum bearing pressure of the furniture is obtained by observing the value of the gravity sensor 4 at the moment, so that whether the furniture is qualified is judged; the first impact plate 6 is provided with a second impact plate 7 in a sliding mode, the second impact plate 7 is provided with a convex block 71, the furniture can impact the convex block 71 of the second impact plate 7, the degree of point location impact of the furniture is tested by observing the degree of impact depression of the furniture and the convex block 71, and therefore whether the furniture is qualified is judged.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a furniture presss from both sides tight intensity testing arrangement which characterized in that: the furniture clamping device comprises a base, wherein an upright column is arranged on the base, a clamping mechanism capable of ascending and descending up and down is arranged on the upright column, an elevating mechanism is arranged on the upright column, the elevating mechanism drives a transmission clamping mechanism to perform directional ascending and descending actions, the clamping mechanism comprises a horizontal frame capable of ascending and descending up and down on the upright column, a reverse screw rod arranged in the horizontal frame, a slide rail horizontally arranged on the horizontal frame, clamping frames slidably and oppositely arranged on two sides of the horizontal frame, and a first motor arranged on the horizontal frame and used for driving the reverse screw rod to rotate, a clamping plate is arranged on each clamping frame, the two clamping frames are slidably arranged on the slide rail, the two clamping frames are in threaded connection with the reverse screw rod, and a clamping area used for clamping furniture is formed between the two; the base is provided with a first impact plate, the first impact plate is slidably provided with a second impact plate, and the second impact plate is provided with a convex block.

2. The furniture clamping strength testing device according to claim 1, wherein: the lifting mechanism comprises a screw rod vertically arranged on the upright post and a second motor for driving the transmission screw rod to rotate, and the horizontal frame is in threaded connection with the screw rod; a plurality of guide wheels which can slide up and down on the upright posts are oppositely arranged on the horizontal frame.

3. The furniture clamping strength testing device according to claim 1, wherein: four gravity sensors are arranged between one of the clamping frames and the clamping plate.

4. The furniture clamping strength testing device according to claim 1, wherein: the first striking plate both ends are equipped with the spout, second striking plate slidable in the spout, a pushing mechanism is connected to second striking plate, pushing mechanism promotes the transmission second striking plate and slides in the spout.

5. The furniture clamping strength testing device according to claim 1, wherein: the upper surface of the lug is arc-shaped.