Forward and reverse bending testing machine

Abstract

The utility model relates to the technical field of bending testing machines, in particular to a forward and reverse bending testing machine which comprises a base provided with an inner cavity, a protective net used for protection is arranged on the base, a rotary table is arranged at the top of the base, a plurality of connecting holes are formed in the rotary table, an annular groove corresponding to the rotary table is formed in the top of the base, and the rotary table is arranged in the annular groove. A rotating structure used for driving the rotary table to rotate is arranged on the base, and a collecting structure used for collecting rust and impurities is arranged on the base. Through the arrangement of the rotating structure and the collecting structure, compared with the prior art that rust and impurities are not easy to clean, after a forward and reverse bending test is finished, when the motor works, the rust and the impurities fall into the collecting bin to be collected after passing through the chute, and the cleaning of the rust and the impurities ensures the use of subsequent devices; and abrasion of mechanical parts is prevented from being aggravated to a certain extent, so that the performance and the service life of the device are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of bending testing machines, in particular to a forward and reverse bending testing machine. Background Art

[0002] The steel bar bending testing machine is a special equipment for conducting plane forward and reverse bending tests on steel bars. This product is widely used in metallurgy, machinery manufacturing, construction industry, technical quality supervision and other units to test the mechanical properties of various steel bars in forward and reverse bending.

[0003] The general working process of the bending tester in the prior art is that the cylinder pushes the clamping plate to move, restricting the steel bar between the positioning groove and the limit groove, and the power motor drives the turntable to rotate to realize the bending test of the steel bar. However, since the surface of the steel bar to be tested is often covered with rust and other impurities, the impurities may fall off on the surface of the tester during the test, which not only affects the cleanliness of the surface of the tester, but also may hinder the normal rotation of the turntable. At the same time, since it is difficult to observe and clean the bottom of the turntable, the accumulated impurities such as rust and dust may cause the mechanical parts to wear more severely, affecting the performance and life of the equipment. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that the surface of the steel bar to be tested is often covered with rust and other impurities, and the impurities may fall off on the surface of the testing machine during the test, which not only affects the cleanliness of the surface of the testing machine, but also may hinder the normal rotation of the turntable. At the same time, since it is not easy to observe and clean the bottom of the turntable, the accumulated impurities such as rust and dust may cause the mechanical parts to wear more severely, affecting the performance and life of the equipment, and a forward and reverse bending tester is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A forward and reverse bending tester, comprising a base with an inner cavity, a protective net for protection is arranged on the base, a turntable is arranged on the top of the base, a plurality of connecting holes are arranged on the turntable, and a ring groove corresponding to the turntable is arranged on the top of the base;

[0007] The base is provided with a rotating structure for driving the turntable to rotate, and the base is provided with a collecting structure for collecting rust and impurities.

[0008] Preferably, the rotating structure includes a rotating shaft fixedly connected to the bottom of the turntable, the bottom end of the rotating shaft extends to the inner cavity of the base, a support plate is fixedly connected to the base, and the bottom end of the rotating shaft is rotatably connected to the support plate through a bearing, a motor is fixedly connected to the support plate, a gear 1 is fixedly connected to the output end of the motor, and a gear 2 meshing with the gear 1 is fixedly sleeved on the rotating shaft.

[0009] Preferably, the collecting structure comprises an inclined groove opened on the top of the base, and the inclined groove and the annular groove are connected, a mounting seat is fixedly connected to the base, a collecting bin is vertically slidably installed in the mounting seat, a triangular scraper rod is fixedly connected to the rotating shaft, and the triangular scraper rod and the annular groove are rotatably connected.

[0010] Preferably, the triangular end of the triangular scraper rod is in contact with the bottom of the annular groove.

[0011] Preferably, a baffle is fixedly connected to the top of the collecting bin, the chute corresponds to the collecting bin, and the top of the collecting bin is not higher than the bottom of the chute.

[0012] Preferably, a handle is fixedly connected to the collection bin for facilitating workers to take and place the collection bin.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model arranges a rotating structure and a collecting structure, wherein an electric motor having a gear one fixedly connected to an output end is fixed on a supporting plate, a gear two meshingly connected to the gear one is fixedly sleeved on a rotating shaft at the bottom of the turntable, an annular groove and an inclined groove which are interconnected are arranged on the top of the base, a triangular scraper rod rotating in the annular groove is fixedly connected to the rotating shaft, a collecting bin is slidably installed in a mounting seat fixedly connected to the base, and after the positive and negative bending tests are completed, when the motor is working, rust and impurities in the annular groove fall into the collecting bin through the inclined groove under the action of centrifugal force and the triangular scraper rod and are collected, the cleaning of the rust and impurities ensures the use of the subsequent device, and also prevents the mechanical parts from being aggravated by wear to a certain extent, thereby ensuring the performance and service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a forward and reverse bending test machine proposed by the utility model;

[0016] Figure 2 It is a schematic diagram of a rotating structure in a forward and reverse bending test machine proposed by the utility model;

[0017] Figure 3 The utility model discloses a schematic diagram of a triangular scraper in a forward and reverse bending test machine.

[0018] In the figure: 1. base; 2. protective net; 3. turntable; 4. connecting hole; 5. rotating shaft; 6. ring groove; 7. support plate; 8. motor; 9. gear 1; 10. gear 2; 11. inclined groove; 12. mounting seat; 13. collecting bin; 14. triangular scraper rod; 15. baffle bar. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 3 A forward and reverse bending tester comprises a base 1 with an inner cavity, a protective net 2 for protection is arranged on the base 1, a turntable 3 is arranged on the top of the base 1, a plurality of connecting holes 4 are arranged on the turntable 3, and a ring groove 6 corresponding to the turntable 3 is arranged on the top of the base 1; the inner cavity of the base 1 is used to accommodate key mechanical parts and electronic components; the purpose of setting the protective net 2 is to prevent any possible flying debris or sundries from causing harm to personnel during the test; the setting of multiple connecting holes 4 not only allows the staff to choose the most suitable position for installation according to different test needs, but also allows the dust and rust generated during the test to be collected uniformly later through the connecting holes 4.

[0021] A rotating structure for driving the turntable 3 to rotate is disposed on the base 1 , and a collecting structure for collecting rust and impurities is disposed on the base 1 .

[0022] The rotating structure includes a rotating shaft 5 fixedly connected to the bottom of the turntable 3, the bottom end of the rotating shaft 5 extends to the inner cavity of the base 1, a supporting plate 7 is fixedly connected to the base 1, and the bottom end of the rotating shaft 5 is rotatably connected to the supporting plate 7 through a bearing, a motor 8 is fixedly connected to the supporting plate 7, a gear 1 9 is fixedly connected to the output end of the motor 8, and a gear 2 10 meshing with the gear 1 9 is fixedly sleeved on the rotating shaft 5. The rotating shaft 5 not only plays the role of driving the turntable 3 to rotate, but also plays the role of supporting the turntable 3; under the action of the motor 8, the turntable 3 performs precise rotational motion.

[0023] The collecting structure includes an inclined groove 11 opened on the top of the base 1, and the inclined groove 11 and the annular groove 6 are connected. A mounting seat 12 is fixedly connected to the base 1, and a collecting bin 13 is vertically slidably mounted in the mounting seat 12. A triangular scraper 14 is fixedly connected to the rotating shaft 5, and the triangular scraper 14 is rotatably connected to the annular groove 6. The inclined groove 11 guides rust and impurities; the function of the triangular scraper 14 is to scrape rust and impurities into the inclined groove 11 under the action of centrifugal force when the turntable 3 rotates, so as to efficiently guide the debris into the collecting bin 13.

[0024] The triangular end of the triangular scraper bar 14 is attached to the bottom of the annular groove 6. This makes it easy for the triangular scraper bar 14 to scrape away rust and impurities.

[0025] The top of the collecting bin 13 is fixedly connected with a baffle 15, the chute 11 corresponds to the collecting bin 13, and the top of the collecting bin 13 is not higher than the bottom of the chute 11. The purpose of setting the baffle 15 is to ensure that rust and impurities fall accurately into the collecting bin 13 after passing through the chute 11.

[0026] A handle is fixedly connected to the collection bin 13 for the convenience of the staff to take and place the collection bin 13 .

[0027] The functional principle of the utility model can be explained through the following operation modes:

[0028] When using the device, after the forward and reverse bending of the steel bar is completed, the block in the connecting hole 4 is removed so that the turntable 3 can rotate freely;

[0029] The motor 8 is started, the motor 8 drives the gear 1 9 to rotate, the gear 1 9 drives the gear 2 10 to rotate, the gear 2 10 drives the shaft 5 to rotate, the shaft 5 drives the turntable 3 to rotate, the turntable 3 drives the triangular scraper 14 to rotate, the triangular scraper 14 rotates in the annular groove 6, the rust and impurities in the annular groove 6 are moved to the chute 11 under the action of centrifugal force, the impurities and rust pass through the chute 11 and accurately fall into the collection bin 13 to complete the collection of the rust and impurities;

[0030] After the rust and impurities are collected, the staff holds the handle and takes out the collection bin 13 vertically upwards.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A forward and reverse bending test machine, comprising a base (1) with an inner cavity, wherein a protective net (2) is arranged on the base (1), and the characteristics are: A turntable (3) is arranged on the top of the base (1), a plurality of connection holes (4) are provided on the turntable (3), and an annular groove (6) corresponding to the turntable (3) is provided on the top of the base (1); The base (1) is provided with a rotating structure for driving the turntable (3) to rotate, and the base (1) is provided with a collecting structure for collecting rust and impurities.

2. A forward and reverse bending tester according to claim 1, characterized in that: The rotating structure comprises a rotating shaft (5) fixedly connected to the bottom of the turntable (3), the bottom end of the rotating shaft (5) extending to the inner cavity of the base (1), the base (1) being fixedly connected to a support plate (7), and the bottom end of the rotating shaft (5) being rotatably connected to the support plate (7) via a bearing, the support plate (7) being fixedly connected to a motor (8), the output end of the motor (8) being fixedly connected to a gear 1 (9), and the rotating shaft (5) being fixedly sleeved with a gear 2 (10) meshing with the gear 1 (9).

3. A forward and reverse bending tester according to claim 2, characterized in that: The collecting structure comprises an inclined groove (11) provided on the top of the base (1), wherein the inclined groove (11) and the annular groove (6) are connected, a mounting seat (12) is fixedly connected to the base (1), a collecting bin (13) is vertically slidably mounted in the mounting seat (12), a triangular scraper rod (14) is fixedly connected to the rotating shaft (5), and the triangular scraper rod (14) and the annular groove (6) are rotatably connected.

4. A forward and reverse bending tester according to claim 3, characterized in that: The triangular end of the triangular scraper rod (14) is in contact with the bottom of the annular groove (6).

5. A forward and reverse bending tester according to claim 3, characterized in that: A blocking bar (15) is fixedly connected to the top of the collecting bin (13); the inclined slot (11) corresponds to the collecting bin (13); and the top of the collecting bin (13) is not higher than the bottom of the inclined slot (11).

6. A forward and reverse bending tester according to claim 3, characterized in that: A handle is fixedly connected to the collection bin (13) for facilitating workers to take and place the collection bin (13).

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