CN217605536U

CN217605536U - Adjustable bending tester

Info

Publication number: CN217605536U
Application number: CN202221176912.0U
Authority: CN
Inventors: 李佩; 张骁; 储钱良; 杨春启; 沈衡
Original assignee: Suzhou Xianglou New Material Co ltd
Current assignee: Suzhou Xianglou New Material Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-10-18
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to a bending test machine technical field specifically is an adjustable bending test machine, the loach carrying platform comprises a supporting fram, one side of support frame is fixed with control button, the fixed surface of support frame has the fixing base, the surface of support frame is provided with crooked mechanism, and the inside of crooked mechanism is including electric putter, supporting component, pressure head and connecting plate, the surface of fixing base is provided with adjustment mechanism, the inboard of support frame is provided with changes the mechanism, the inboard of support frame is provided with buffer gear. The utility model discloses not only improved the convenience when bending test machine uses, improved the work efficiency when bending test machine uses, prolonged bending test machine when using electric putter's life moreover.

Description

Adjustable bending tester

Technical Field

The utility model relates to a bending test machine technical field specifically is a bending test machine of adjustable.

Background

The repeated bending test of the metal material is a repeated bending test of fixing one end of a sample, driving the sample to bend 90 around a cylindrical support rod with a specified radius by a bending arm of a bending test machine, and then bending 90 along the opposite direction, wherein the test evaluates the plastic deformation capability of the material through approximate simulation of the use working condition of the material, and is mainly applied to the process performance or the use performance examination of products such as packing and bundling band steel, nonferrous metal thin plates, silicon steel and the like.

Through the retrieval, patent number 202023272834.8, the name is a bending test machine's utility model, including the workstation, prevent excursion device and push down the device, prevent excursion device and include the fixing base, fixing base quantity is two and the symmetry sets up on the workstation, and the fixing base top is provided with the recess, and the recess is used for placing the sample, and recess one end is provided with the backing roll, and the backing roll is located inside the fixing base, and the top and the grooved underside of backing roll are tangent, for the groove of buckling between two fixing bases, the inslot that buckles is provided with the mould.

Research and analysis show that the bending tester solves the problem that the requirements of samples in different shapes cannot be met in the prior art; when a cold bending test is carried out, the sample cannot be effectively fixed, and the stability of the sample is not high; the situation that the support roll flies out due to compression in the test process has the potential safety hazard problem, but the bending test machine is more complicated when the pressure head is replaced, so that the convenience degree of the bending test machine in use is seriously influenced; secondly, the bending testing machine needs to be monotonous when the distance between the fixing seats is adjusted, so that the working efficiency of the bending testing machine in use is reduced; and thirdly, the bending tester is not provided with a buffer protection function on the piston when in use, so that the service life of the piston is shortened when the bending tester is used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bending test machine of adjustable to the degree of convenience when providing bending test machine and using is low in solving above-mentioned background art, and work efficiency is low, and the short problem of life of piston.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable bending test machine, includes the support frame, one side of support frame is fixed with control button, the fixed surface of support frame has the fixing base, the surface of support frame is provided with bending mechanism, and bending mechanism's inside is including electric putter, supporting component, pressure head and connecting plate, the surface of fixing base is provided with adjustment mechanism, the inboard of support frame is provided with changes the mechanism, the inboard of support frame is provided with buffer gear.

Preferably, electric putter is installed to the top position department of support frame, and electric putter's input and control button's output electric connection, electric putter's output is fixed with the connecting plate, and the bottom of connecting plate is provided with the pressure head, the inside both sides of support frame all are provided with supporting component, and supporting component is located the below of pressure head to supporting component comprises U type frame and the backing roll of installing at U type frame inboard.

Preferably, adjustment mechanism comprises regulation spiral shell piece, positive screw rod, anti-screw rod and spacing spout, spacing spout has been seted up on the surface of fixing base, one side of fixing base is rotated and is connected with positive screw rod, and the one end of positive screw rod extends to the inside of spacing spout and is fixed with anti-screw rod to the one end of anti-screw rod and the mutual normal running fit of inner wall of spacing spout.

Preferably, the surfaces of the positive screw rod and the reverse screw rod are respectively provided with an adjusting screw block in a threaded sleeve manner, the adjusting screw blocks are in sliding fit with the limiting sliding grooves, and the tops of the adjusting screw blocks are fixedly connected with the surface of the supporting component.

Preferably, the inside of changing the mechanism is provided with locator card post, locator card hole, stationary blade and fastening bolt, the stationary blade is fixed respectively in the both sides of connecting plate, and the surface of stationary blade is provided with fastening bolt to fastening bolt's one end run through the stationary blade and with the surperficial screw-thread fastening of pressure head, the both sides on pressure head surface are fixed respectively to the locator card post, the both sides in the connecting plate bottom are seted up respectively in the locator card hole, and the mutual joint cooperation of locator card hole and stationary blade.

Preferably, buffer gear comprises telescopic link, buffer board, dead lever, fixed plate and buffer spring, the inner wall of support frame top position department all is fixed with the dead lever, and the bottom of dead lever is fixed with the fixed plate, the telescopic link is fixed on the surface of connecting plate, and the surface cover of telescopic link is equipped with buffer spring, the top of telescopic link is fixed with the buffer board, and the buffer board is located the fixed plate under.

Compared with the prior art, the beneficial effects of the utility model are that: the adjustable bending tester not only improves the convenience degree of the bending tester when in use, improves the working efficiency of the bending tester when in use, but also prolongs the service life of the electric push rod when in use;

1. the replacement mechanism is arranged, the fastening bolt is unscrewed, the pressure head is taken away from the connecting plate, a new pressure head is taken below the connecting plate, the positioning clamp column is inserted into the positioning clamp hole, the pressure head is positioned and installed, the fastening bolt on the surface of the fixing piece is screwed, the pressure head is fixed, the function that the pressure head is convenient to replace for the bending testing machine is achieved, and therefore the convenience degree of the bending testing machine in use is improved;

2. the adjusting mechanism is arranged, the distance between the supporting components is adjusted according to the length of a workpiece to be tested, the positive screw rod is rotated to drive the reverse screw rod to synchronously rotate, the two adjusting screw blocks can be driven to move relatively, the adjusting screw blocks are guided under the action of the limiting sliding groove, the distance between the supporting components is quickly adjusted, the function of quickly adjusting the distance between the supporting components of the bending testing machine is realized, and the working efficiency of the bending testing machine in use is improved;

3. through being provided with buffer gear, control electric putter shrink makes buffer board and fixed plate contact each other, at this moment, can cushion the buffer board under buffer spring's effect, can lead to the buffer board under the effect of telescopic link, has realized bending test machine to electric putter's buffering safeguard function to electric putter's life when bending test machine used has been prolonged.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional appearance structure of the present invention;

fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the buffering mechanism of the present invention;

fig. 4 is an enlarged schematic view of the replacing mechanism of the present invention.

In the figure: 1. a support frame; 101. a control button; 102. a fixed seat; 2. a bending mechanism; 201. an electric push rod; 202. a support assembly; 203. a pressure head; 204. a connecting plate; 3. an adjustment mechanism; 301. adjusting the screw block; 302. a positive screw; 303. a reverse screw; 304. a limiting chute; 4. a mechanism is replaced; 401. positioning the clamp column; 402. positioning the clamp hole; 403. a fixing sheet; 404. fastening a bolt; 5. a buffer mechanism; 501. a telescopic rod; 502. a buffer plate; 503. fixing the rod; 504. a fixing plate; 505. a buffer spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

The utility model provides a pair of adjustable bending test machine's structure is as shown in figure 1 and figure 2, including support frame 1, one side of support frame 1 is fixed with control button 101, LA series can be chooseed for use to the model of this control button 101, the fixed surface of support frame 1 has fixing base 102, the surface of support frame 1 is provided with bending mechanism 2, and bending mechanism 2's inside is including electric putter 201, supporting component 202, pressure head 203 and connecting plate 204, electric putter 201 is installed to support frame 1's top position department, TA series can be chooseed for use to this electric putter 201's model, and electric putter 201's input and control button 101's output electric connection, electric putter 201's output is fixed with connecting plate 204, and the bottom of connecting plate 204 is provided with pressure head 203, the inside both sides of support frame 1 all are provided with supporting component 202, and supporting component 202 is located the below of pressure head 203, and supporting component 202 comprises U type frame and the backing roll of installing in U type frame inboard.

When the bending test device is used, a workpiece is placed on the surface of the supporting roller on the inner side of the supporting assembly 202, then the control button 101 is operated, the control button 101 controls the electric push rod 201 to work, the connecting plate 204 and the pressure head 203 are driven to move downwards under the action of the electric push rod 201, and the workpiece is subjected to a bending test.

Further, as shown in fig. 2, the surface of the fixing base 102 is provided with an adjusting mechanism 3, and the adjusting mechanism 3 is composed of an adjusting screw block 301, a positive screw 302, a negative screw 303 and a limiting sliding groove 304, the surface of the fixing base 102 is provided with the limiting sliding groove 304, one side of the fixing base 102 is rotatably connected with the positive screw 302, one end of the positive screw 302 extends to the inside of the limiting sliding groove 304 and is fixed with the negative screw 303, one end of the negative screw 303 is rotatably matched with the inner wall of the limiting sliding groove 304, the surfaces of the positive screw 302 and the negative screw 303 are both threaded with the adjusting screw block 301, the adjusting screw block 301 is slidably matched with the limiting sliding groove 304, and the top of the adjusting screw block 301 is fixedly connected with the surface of the supporting component 202.

During the use, adjust the distance between the supporting component 202 according to waiting to test work piece length, through rotatory positive screw 302, make positive screw 302 drive reverse screw 303 synchronous revolution, because the screw thread on positive screw 302 and reverse screw 303 surface is opposite, can drive two regulation spiral shell pieces 301 relative motion, and lead to regulation spiral shell piece 301 under the effect of spacing spout 304, make regulation spiral shell piece 301 drive supporting component 202 relative or back of the body motion, the distance between the quick adjustment supporting component 202, in order to realize the function of the quick adjustment supporting component 202 of bending test machine distance between the supporting component 202.

Further, as shown in fig. 4, the inside of the supporting frame 1 is provided with a replacing mechanism 4, and the inside of the replacing mechanism 4 is provided with a positioning clip column 401, a positioning clip hole 402, a fixing sheet 403 and a fastening bolt 404, the fixing sheet 403 is respectively fixed on both sides of the connecting plate 204, the surface of the fixing sheet 403 is provided with the fastening bolt 404, one end of the fastening bolt 404 penetrates through the fixing sheet 403 and is fastened with the surface thread of the pressure head 203, the positioning clip column 401 is respectively fixed on both sides of the surface of the pressure head 203, the positioning clip hole 402 is respectively opened on both sides of the bottom of the connecting plate 204, and the positioning clip hole 402 and the fixing sheet 403 are mutually engaged.

During the use, unscrew fastening bolt 404, take pressure head 203 off connecting plate 204 again, take new pressure head 203 to the below of connecting plate 204 again, make locator card post 401 insert the inside of locator card hole 402, carry out the location installation to pressure head 203, screw up fastening bolt 404 on stationary blade 403 surface afterwards, it is fixed with pressure head 203 to realize the bending test machine and be convenient for change the function of pressure head 203.

Further, as shown in fig. 3, a buffer mechanism 5 is disposed inside the support frame 1, and the buffer mechanism 5 is composed of a telescopic rod 501, a buffer plate 502, a fixed rod 503, a fixed plate 504 and a buffer spring 505, the fixed rod 503 is fixed on the inner wall of the top position of the support frame 1, the fixed plate 504 is fixed at the bottom of the fixed rod 503, the telescopic rod 501 is fixed on the surface of the connecting plate 204, the buffer spring 505 is sleeved on the surface of the telescopic rod 501, the buffer plate 502 is fixed at the top of the telescopic rod 501, and the buffer plate 502 is located right below the fixed plate 504.

During the use, control electric putter 201 contracts, makes buffer board 502 and fixed plate 504 contact each other, at this moment, can cushion buffer board 502 under buffer spring 505's effect, can lead to buffer board 502 under the effect of telescopic link 501 to realize bending test machine to electric putter 201's buffering safeguard function.

The working principle is as follows: during the use, at first according to waiting the distance between the experimental work piece length adjustment supporting component 202, through rotatory positive screw 302, make positive screw 302 drive reverse screw 303 synchronous revolution, because the screw thread on positive screw 302 and reverse screw 303 surface is opposite, can drive two regulation spiral shell pieces 301 relative motion, and lead to regulation spiral shell piece 301 under spacing spout 304's effect, make regulation spiral shell piece 301 drive supporting component 202 relative or back of the body motion, the distance between the quick adjustment supporting component 202, in order to realize the function of the quick adjustment supporting component 202 of bending test machine distance between the function, thereby work efficiency when having improved the bending test machine and using.

Then, the workpiece is placed on the surface of the supporting roller on the inner side of the supporting assembly 202, and then the control button 101 is operated, so that the control button 101 controls the electric push rod 201 to work, and the connecting plate 204 and the pressure head 203 are driven to move downwards under the action of the electric push rod 201 to perform a bending test on the workpiece.

After the test is completed, the electric push rod 201 is controlled to contract, so that the buffer plate 502 and the fixing plate 504 are in mutual contact, at the moment, the buffer plate 502 can be buffered under the action of the buffer spring 505, and the buffer plate 502 can be guided under the action of the telescopic rod 501, so that the buffer protection function of the bending testing machine on the electric push rod 201 is realized, and the service life of the electric push rod 201 is prolonged when the bending testing machine is used.

If need change different pressure heads 203, at first unscrew fastening bolt 404, take pressure head 203 from connecting plate 204 again, take new pressure head 203 to the below of connecting plate 204 again, make locator card post 401 insert the inside of locator card hole 402, carry out the location installation to pressure head 203, screw up fastening bolt 404 on stationary blade 403 surface afterwards, it is fixed with pressure head 203, in order to realize the function that bending test machine is convenient for change pressure head 203, thereby the convenience when having improved bending test machine and using, the final use work who accomplishes bending test machine.

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 a bending test machine of adjustable, includes support frame (1), its characterized in that: one side of support frame (1) is fixed with control button (101), the fixed surface of support frame (1) has fixing base (102), the surface of support frame (1) is provided with crooked mechanism (2), and the inside of crooked mechanism (2) including electric putter (201), supporting component (202), pressure head (203) and connecting plate (204), the surface of fixing base (102) is provided with adjustment mechanism (3), the inboard of support frame (1) is provided with changes mechanism (4), the inboard of support frame (1) is provided with buffer gear (5).

2. The adjustable bending tester of claim 1, wherein: electric putter (201) are installed to the top position department of support frame (1), and the input of electric putter (201) and the output electric connection of control button (101), the output of electric putter (201) is fixed with connecting plate (204), and the bottom of connecting plate (204) is provided with pressure head (203), the inside both sides of support frame (1) all are provided with supporting component (202), and supporting component (202) are located the below of pressure head (203) to supporting component (202) comprise at the inboard backing roll of U type frame by U type frame and installation.

3. The adjustable bending tester of claim 1, wherein: adjustment mechanism (3) are constituteed by adjusting spiral shell piece (301), positive screw rod (302), anti-screw rod (303) and spacing spout (304), spacing spout (304) have been seted up on the surface of fixing base (102), one side of fixing base (102) is rotated and is connected with positive screw rod (302), and the one end of positive screw rod (302) extends to the inside of spacing spout (304) and is fixed with anti-screw rod (303) to the one end of anti-screw rod (303) and the inner wall of spacing spout (304) are normal running fit each other.

4. The adjustable bending tester of claim 3, wherein: the surface of the positive screw (302) and the surface of the negative screw (303) are both provided with an adjusting screw block (301) in a threaded sleeve mode, the adjusting screw block (301) is in sliding fit with the limiting sliding groove (304), and the top of the adjusting screw block (301) is fixedly connected with the surface of the supporting component (202).

5. The adjustable bending tester of claim 1, wherein: the inside of changing mechanism (4) is provided with locator card post (401), locator card hole (402), stationary blade (403) and fastening bolt (404), the both sides at connecting plate (204) are fixed respectively in stationary blade (403), and the surface of stationary blade (403) is provided with fastening bolt (404) to the one end of fastening bolt (404) run through stationary blade (403) and with the surface screw-thread fastening of pressure head (203), the both sides on pressure head (203) surface are fixed respectively in locator card post (401), the both sides in connecting plate (204) bottom are seted up respectively in locator card hole (402), and locator card hole (402) and stationary blade (403) mutual joint cooperation.

6. The adjustable bending tester of claim 1, wherein: buffer gear (5) comprise telescopic link (501), buffer board (502), dead lever (503), fixed plate (504) and buffer spring (505), the inner wall of support frame (1) top position department all is fixed with dead lever (503), and the bottom of dead lever (503) is fixed with fixed plate (504), the surface at connecting plate (204) is fixed in telescopic link (501), and the surface cover of telescopic link (501) is equipped with buffer spring (505), the top of telescopic link (501) is fixed with buffer board (502), and buffer board (502) are located under fixed plate (504).