Feeding rack and feeding equipment for testing machine

By designing a feeding rack including bottom plate, side frame, mounting frame and elbow clip, the problem of the existing feeding rack being easily rolled over and hindering the rotation of the test bucket is solved, and the rotation of the feeding mechanism and the rotation of the test bucket are realized.

CN222860355UActive Publication Date: 2025-05-13HENGFENGRUI (CHIZHOU) INTELLIGENT EQUIP CO LTD
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Patent Information

Application Number
CN202421663006.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-12
Publication Date
2025-05-13
Estimated Expiration
2034-07-12

AI Technical Summary

Technical Problem

The existing feeding frame is prone to overturning and cannot rotate the feeding mechanism, causing the feeding mechanism to hinder the rotation of the test bucket.

Method used

A feeding rack is designed, including a base plate, side frame, mounting frame and elbow clip. The bottom plate can be inserted laterally into the positioning groove of the bottom of the test machine. The side frame and the mounting frame can avoid the loading mechanism by rotating, ensuring that the test bucket can rotate.

Benefits of technology

Effectively prevent the feeding frame from rolling over and enable the feeding mechanism to rotate, avoid hindering the rotation of the test bucket, thereby achieving smooth rotation of the test bucket.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a feeding rack and feeding equipment for a testing machine. The feeding rack comprises a bottom plate, a side frame, a mounting frame and a toggle clamp. The bottom plate is horizontally arranged, the bottom end of the side frame is vertically connected to one transverse end of the bottom plate, and a limiting plate is arranged at the top of the side frame. The mounting frame is rotationally connected to the top of the side frame. The rotating track of the mounting frame comprises a working position and an avoiding position, and when the mounting frame is located at the working position, the mounting frame abuts against the limiting plate; and when the mounting frame is located at the avoiding position, the mounting frame rotates to the position far away from the limiting plate. The toggle clamp is fixed to the face, away from the testing machine, of the limiting plate, and when the mounting frame is located at the working position, the mounting frame is clamped between the limiting plate and the toggle clamp. The feeding equipment for the testing machine comprises the feeding rack and a feeding mechanism. According to the feeding rack and the feeding equipment for the testing machine, the feeding rack can be prevented from turning on one side, and the feeding mechanism can avoid the testing hopper, so that the testing hopper can rotate.
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Description

Technical Field

[0001] The utility model relates to the technical field of feeding equipment, in particular to a feeding rack and feeding equipment for a testing machine. Background Art

[0002] A rotatable test bucket is arranged on the top of the test machine. The feeding device is an auxiliary device of the test machine, which includes a feeding frame and a feeding mechanism. The feeding frame in the prior art is easy to tip over, and the feeding mechanism cannot be rotated, resulting in the feeding mechanism hindering the rotation of the test bucket.

[0003] Therefore, it is necessary to provide a loading rack and a loading device for a testing machine to solve the above technical problems. Utility Model Content

[0004] The utility model provides a feeding machine frame and feeding equipment for a testing machine, which can prevent the feeding machine frame from tipping over and enable the feeding mechanism to avoid the testing bucket, thereby allowing the testing bucket to rotate.

[0005] The technical solution of the utility model is:

[0006] A feeding frame, used for carrying a feeding mechanism, comprising:

[0007] A bottom plate, which is arranged horizontally and is used to be inserted into a bottom positioning groove of the testing machine in a lateral direction;

[0008] A side frame is arranged in a vertical direction, wherein the bottom end of the side frame is vertically connected to one lateral end of the bottom plate, and a limit plate is arranged on the top of the side frame;

[0009] A mounting frame is used to carry the feeding mechanism, the mounting frame is rotatably connected to the top of the side frame, and is located on the side of the limit plate away from the bottom plate; the mounting frame includes a working position and an avoidance position on its rotation trajectory, when the mounting frame is located at the working position, the mounting frame abuts against the limit plate; when the mounting frame is located at the avoidance position, the mounting frame rotates to a position away from the limit plate; and,

[0010] The toggle clamp is fixed to a side of the limit plate facing away from the testing machine. When the mounting frame is located at the working position, the mounting frame is clamped between the limit plate and the toggle clamp.

[0011] In the loading machine frame described in the utility model, a plurality of height-adjustable feet and a plurality of universal wheels are arranged at the bottom of the base plate.

[0012] In the loading rack described in the utility model, the loading rack includes an L-shaped fixing plate, and its two arms are respectively connected to a lateral end of the top surface of the base plate and the side of the testing machine, and the fixing plate is located on a longitudinal side of the side frame.

[0013] In the loading rack described in the utility model, the side frame includes a first support rod, a second support rod, a third support rod, a fourth support rod, a fifth support rod, a sixth support rod and a seventh support rod; the first support rod and the second support rod are vertically connected to one lateral end of the top surface of the bottom plate, and the two are arranged longitudinally, the top of the second support rod is higher than the first support rod, and the first support rod is close to the fixing plate relative to the second support rod; the third support rod is connected between the bottom end of the first support rod and the bottom end of the second support rod; the fourth support rod is arranged longitudinally, and its two ends are respectively connected to the top end of the first support rod and the second support rod; the fifth support rod The rod is arranged vertically, and its bottom end is connected to the fourth support rod, the fifth support rod is close to the second support rod relative to the first support rod, and the top end of the fifth support rod is lower than the top end of the second support rod; the sixth support rod is arranged longitudinally, and its two ends are respectively connected to the top end of the fifth support rod and the second support rod; the seventh support rod is arranged obliquely, one end of which is connected to the end of the fourth support rod away from the second support rod, and the other end is connected to the side of the fifth support rod; the mounting frame is rotatably connected between the sixth support rod and the top end of the second support rod; the limiting plate is connected to the fifth support rod and the sixth support rod on one side facing the fixing plate.

[0014] In the loading frame described in the utility model, the side frame also includes a shielding plate, and the two top corners of the shielding plate are respectively rotatably connected to the side surfaces of the first support rod and the second support rod facing away from the bottom plate.

[0015] In the loading frame described in the utility model, a tilting groove is provided at the bottom of the side of the shielding plate facing away from the bottom plate; the side frame also includes a magnet, which is arranged on the third support rod and is used to adsorb the bottom end of the shielding plate.

[0016] In the loading frame described in the utility model, the mounting frame includes side panels, a top panel and a reinforcing panel; the side panels are arranged vertically, and the side panels are in the shape of long strips. When the mounting frame is located in the working position, the side panels are clamped between the limiting plates and the elbow clamps, and the side panels extend longitudinally, and one end of the side panels in the length direction is rotatably connected to the top of the side frames; the top panel is vertically connected to the top edge of the side panels, and the top panel is used to support the loading mechanism; the reinforcing plate is a right-angled triangle, one of the right-angled sides of which is connected to the bottom surface of the top panel, and the other right-angled side is connected to the side surface of the side panel.

[0017] In the loading rack described in the utility model, the top plate is provided with an elongated hole, and when the mounting frame is located at the working position, the elongated hole extends in the longitudinal direction.

[0018] In the loading rack described in the utility model, the loading rack also includes a sensor, which is arranged on a side of the mounting frame facing the limiting plate. When the mounting frame is located at the working position, the sensor is located above the limiting plate.

[0019] Another technical solution of the utility model is:

[0020] A feeding device for a testing machine, comprising:

[0021] The above-mentioned loading rack; and

[0022] The feeding mechanism is installed on the mounting frame and is used to transport the material tube to the testing bucket of the testing machine.

[0023] Compared with the prior art, the utility model has the following beneficial effects: the bottom plate of the feeding frame and the feeding equipment for the testing machine of the utility model can be inserted into the bottom positioning groove of the testing machine in the horizontal direction, and the testing machine can fix the bottom plate by its own gravity to prevent the feeding frame from tipping over; by rotating the mounting frame, the feeding mechanism can be driven to rotate. When the mounting frame is in the working position, the feeding mechanism can work normally; when the mounting frame is in the avoiding position, the feeding mechanism can avoid the test bucket so that the test bucket can rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. The drawings described below are only drawings corresponding to some embodiments of the utility model.

[0025] Figure 1 A schematic structural diagram of a feeding device for a testing machine and a testing machine provided in a preferred embodiment of the utility model.

[0026] Figure 2 A schematic structural diagram of a feeding device for a testing machine provided in a preferred embodiment of the utility model.

[0027] Figure 3 A schematic structural diagram from another angle of the feeding device for the testing machine provided in the preferred embodiment of the utility model.

[0028] Figure 4 A schematic structural diagram of a side frame of a loading rack provided in a preferred embodiment of the utility model.

[0029] Figure 5 A schematic structural diagram of a mounting frame of a loading rack provided in a preferred embodiment of the utility model.

[0030] in,

[0031] 100. Testing machine,

[0032] 1. Loading rack,

[0033] 11. Bottom plate, 111. Foot, 112. Universal wheel,

[0034] 12. Side frame, 120. Limiting plate, 121. First support rod, 122. Second support rod, 123. Third support rod, 124. Fourth support rod, 125. Fifth support rod, 126. Sixth support rod, 127. Seventh support rod, 128. Shielding plate, 1281. Tilting slot, 129. Magnet,

[0035] 13. Mounting frame, 131. Side plate, 132. Top plate, 1321. Long hole, 133. Reinforcement plate,

[0036] 14. Elbow clamp,

[0037] 15. Fixed plate,

[0038] 16. Sensor,

[0039] 2. Feeding mechanism.

[0040] In the figures, structurally similar elements are denoted by the same reference numerals. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0042] Directional terms mentioned in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", "top" and "bottom", are only used for reference to the directions of the drawings. The directional terms used are used to illustrate and understand the present invention, and are not used to limit the present invention.

[0043] The words "first", "second" and the like in the terminology of the present invention are used for descriptive purposes only and should not be understood as indicating or implying relative importance, and should not be construed as limiting the order of precedence.

[0044] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0045] A rotatable test bucket is arranged on the top of the test machine. The feeding device is an auxiliary device of the test machine, which includes a feeding frame and a feeding mechanism. The feeding frame in the prior art is easy to tip over, and the feeding mechanism cannot be rotated, resulting in the feeding mechanism hindering the rotation of the test bucket.

[0046] The following is a preferred embodiment of a feeding device for a testing machine provided by the utility model that can solve the above technical problems.

[0047] Please refer to Figure 1 The preferred embodiment of the utility model provides a feeding device for a testing machine, which includes a feeding frame 1 and a feeding mechanism 2.

[0048] Please refer to Figure 2 and Figure 3 , please also refer to Figure 1 . The feeding frame 1 is used to carry the feeding mechanism 2, which includes a base plate 11, a side frame 12, a mounting frame 13 and an elbow clamp 14. The base plate 11 is horizontally arranged and is used to be inserted into the bottom positioning groove of the testing machine 100 in the horizontal direction. The side frame 12 is arranged vertically, and the bottom end of the side frame 12 is vertically connected to one lateral end of the base plate 11, and a limiting plate 120 is arranged on the top of the side frame 12. The mounting frame 13 is used to carry the feeding mechanism 2, and the mounting frame 13 is rotatably connected to the top of the side frame 12, and is located on the side of the limiting plate 120 away from the base plate 11. The mounting frame 13 includes a working position and an avoidance position on its rotation trajectory. When the mounting frame 13 is located at the working position, the mounting frame 13 abuts against the limiting plate 120; when the mounting frame 13 is located at the avoidance position, the mounting frame 13 rotates to a position away from the limiting plate 120.

[0049] Please refer to Figure 2 and Figure 3 The toggle clamp 14 is fixed to the side of the limit plate 120 away from the testing machine 100, that is, the toggle clamp 14 and the mounting frame 13 are located on the same side of the limit plate 120. When the mounting frame 13 is located at the working position, the mounting frame 13 is clamped between the limit plate 120 and the toggle clamp 14. Figure 1 , Figure 2 and Figure 3 The mounting frames 13 shown in the figure are all located at the working position.

[0050] Please refer to Figure 1 The feeding mechanism 2 is installed on the mounting frame 13 and is used to transport the material tube to the testing bucket of the testing machine 100.

[0051] The bottom plate 11 of the feeding frame 1 and the feeding device for the testing machine of the utility model can be inserted into the bottom positioning groove of the testing machine 100 in the horizontal direction, and the testing machine 100 can fix the bottom plate 11 by its own gravity to prevent the feeding frame 1 from tipping over; the feeding mechanism 2 can be driven to rotate by rotating the mounting frame 13. When the mounting frame 13 is in the working position, the feeding mechanism 2 can work normally; when the mounting frame 13 is in the avoiding position, the feeding mechanism 2 can avoid the test bucket so that the test bucket can rotate.

[0052] Please refer to Figure 2 The bottom of the bottom plate 11 is provided with a plurality of height-adjustable feet 111 and a plurality of universal wheels 112. When in use, the feet 111 can be adjusted to be higher than the universal wheels 112, and the universal wheels 112 can be brought into contact with the bottom surface, and the bottom plate 11 can be slid into the bottom positioning groove of the test machine 100, and then the feet 111 can be adjusted to contact with the ground to prevent the bottom plate 11 from shifting relative to the test machine 100, which is convenient to use.

[0053] Please continue to refer to Figure 2 The loading frame 1 includes an L-shaped fixing plate 15, two arms of which are respectively connected to a lateral end of the top surface of the bottom plate 11 and a side surface of the testing machine 100, and the fixing plate 15 is located on a longitudinal side of the side frame 12. The bottom plate 11 is connected to the testing machine 100 by the fixing plate 15, so that the loading frame 1 can be prevented from shifting relative to the testing machine 100.

[0054] Please refer to Figure 4The side frame 12 includes a first support rod 121, a second support rod 122, a third support rod 123, a fourth support rod 124, a fifth support rod 125, a sixth support rod 126 and a seventh support rod 127. The first support rod 121 and the second support rod 122 are vertically connected to one lateral end of the top surface of the bottom plate 11, and the two are arranged in the longitudinal direction. The top of the second support rod 122 is higher than the first support rod 121, and the first support rod 121 is closer to the fixing plate 15 relative to the second support rod 122. The third support rod 123 is connected between the bottom end of the first support rod 121 and the bottom end of the second support rod 122. The fourth support rod 124 is arranged in the longitudinal direction, and its two ends are respectively connected to the top end of the first support rod 121 and the second support rod 122. The fifth support rod 125 is arranged in the vertical direction, and its bottom end is connected to the fourth support rod 124. The fifth support rod 125 is closer to the second support rod 122 relative to the first support rod 121, and the top end of the fifth support rod 125 is lower than the top end of the second support rod 122. The sixth support rod 126 is arranged in the longitudinal direction, and its two ends are respectively connected to the top of the fifth support rod 125 and the second support rod 122. The seventh support rod 127 is arranged obliquely, and one end is connected to the end of the fourth support rod 124 away from the second support rod 122, and the other end is connected to the side of the fifth support rod 125. The mounting frame 13 is rotatably connected between the tops of the sixth support rod 126 and the second support rod 122. The limiting plate 120 is connected to the side of the fifth support rod 125 and the sixth support rod 126 facing the fixing plate 15. In the above structure, the main structure of the side frame 12 is built by the first support rod 121, the second support rod 122, the third support rod 123, the fourth support rod 124, the fifth support rod 125 and the sixth support rod 126, and the above structure is reinforced by the inclined seventh support rod 127, so that the structure of the side frame 12 is simple and stable.

[0055] Please refer to Figure 2 and Figure 4 The side frame 12 also includes a shielding plate 128, and the two top corners of the shielding plate 128 are respectively rotatably connected to the side of the first support rod 121 and the second support rod 122 away from the bottom plate 11. Under normal conditions, the shielding plate 128 is in a vertical state, and can shield the hollow area surrounded by the first support rod 121, the second support rod 122, the third support rod 123 and the fourth support rod 124 to protect the test machine 100. If the test machine 100 has an abnormality, the shielding plate 128 can be flipped upwards to facilitate the inspection of the test machine 100.

[0056] Please refer to Figure 2 and Figure 4, a tilting groove 1281 is provided at the bottom of the side of the shielding plate 128 facing away from the bottom plate 11. The side frame 12 also includes a magnet 129, which is provided on the third support rod 123 and is used to absorb the bottom end of the shielding plate 128. When the shielding plate 128 needs to be flipped upward, the user's finger can be inserted into the tilting groove 1281, making the operation convenient. When the shielding plate 128 is in a vertical state, the bottom end of the shielding plate 128 can be sucked by the magnet 129 to prevent the shielding plate 128 from shaking.

[0057] Please refer to Figure 5 , please also refer to Figure 2 The mounting frame 13 includes a side plate 131, a top plate 132 and a reinforcing plate 133. The side plate 131 is arranged vertically and is in the shape of a long strip. When the mounting frame 13 is in the working position, the side plate 131 is clamped between the limiting plate 120 and the toggle clamp 14. The side plate 131 extends longitudinally, and one end of the side plate 131 in the length direction is rotatably connected to the top of the side frame 12. The top plate 132 is vertically connected to the top edge of the side plate 131, and the top plate 132 is used to support the feeding mechanism 2. The reinforcing plate 133 is a right triangle, one right-angled side of which is connected to the bottom surface of the top plate 132, and the other right-angled side is connected to the side surface of the side plate 131. The main structure of the mounting frame 13 is composed of the side plates 131 and the top plate 132. The top plate 132 can support the feeding mechanism 2, and the toggle clamp 14 can limit the side plates 131, so that the mounting frame 13 is in the working position. The reinforcing plate 133 can reinforce the main structure formed by the side plate 131 and the top plate 132. The mounting frame 13 of the above structure is simple and stable.

[0058] Please refer to Figure 5 The top plate 132 is provided with an elongated hole 1321, and when the mounting frame 13 is in the working position, the elongated hole 1321 extends in the longitudinal direction. The elongated hole 1321 is used for screws to pass through to connect the top plate 132 and the feeding mechanism 2, and the elongated hole 1321 can adjust the position of the feeding mechanism 2 in the longitudinal direction.

[0059] Please refer to Figure 3 The feeding frame 1 further includes a sensor 16, which is arranged on a side of the mounting frame 13 facing the limit plate 120. When the mounting frame 13 is in the working position, the sensor 16 is located above the limit plate 120. When the sensor 16 senses the limit plate 120, it indicates that the mounting frame 13 is in the working position, and the feeding mechanism 2 can work normally at this time. Otherwise, the feeding mechanism 2 will be in a stopped state.

[0060] The method of using the feeding device for the testing machine of the preferred embodiment of the utility model is as follows:

[0061] 1. First, adjust the foot 111 to be higher than the universal wheel 112, and slide the bottom plate 11 into the bottom positioning groove of the testing machine 100 through the universal wheel 112 to contact the bottom surface, and then adjust the foot 111 to contact the ground;

[0062] 2. Connect the bottom plate 11 to the testing machine 100 through the fixing plate 15;

[0063] 3. When the test bucket of the test machine 100 needs to be rotated, the mounting frame 13 is first rotated from the working position to the avoidance position. After the test bucket of the test machine 100 is returned to the normal position, the mounting frame 13 is rotated from the avoidance position to the working position;

[0064] 4. When the sensor 16 senses the limit plate 120, it indicates that the mounting frame 13 is in the working position, and the feeding mechanism 2 can work normally at this time.

[0065] This completes the method of using the feeding device for the testing machine of the preferred embodiment.

[0066] The bottom plate of the feeding frame and the feeding device for the testing machine of the utility model can be inserted into the bottom positioning groove of the testing machine in the horizontal direction, and the testing machine can fix the bottom plate by its own gravity to prevent the feeding frame from tipping over; by rotating the mounting frame, the feeding mechanism can be driven to rotate. When the mounting frame is in the working position, the feeding mechanism can work normally; when the mounting frame is in the avoiding position, the feeding mechanism can avoid the testing bucket so that the testing bucket can rotate.

[0067] To sum up, although the present invention has been disclosed as above in the form of preferred embodiments, the protection scope of the present invention is not limited thereto, and any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the present invention according to the concept of the technical solution of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A feeding frame, used to carry a feeding mechanism, characterized in that: include: A bottom plate, which is arranged horizontally and is used to be inserted into a bottom positioning groove of the testing machine in a lateral direction; A side frame is arranged in a vertical direction, wherein the bottom end of the side frame is vertically connected to one lateral end of the bottom plate, and a limit plate is arranged on the top of the side frame; A mounting frame is used to carry the feeding mechanism, the mounting frame is rotatably connected to the top of the side frame, and is located on the side of the limit plate away from the bottom plate; the mounting frame includes a working position and an avoidance position on its rotation trajectory, when the mounting frame is located at the working position, the mounting frame abuts against the limit plate; when the mounting frame is located at the avoidance position, the mounting frame rotates to a position away from the limit plate; and, The toggle clamp is fixed to a side of the limit plate facing away from the testing machine. When the mounting frame is located at the working position, the mounting frame is clamped between the limit plate and the toggle clamp.

2. The loading rack according to claim 1, characterized in that: The bottom of the base plate is provided with a plurality of height-adjustable feet and a plurality of universal wheels.

3. The loading rack according to claim 1, characterized in that: The loading machine frame includes an L-shaped fixing plate, two arms of which are respectively connected to a lateral end of the top surface of the bottom plate and a side surface of the testing machine, and the fixing plate is located on a longitudinal side of the side frame.

4. The loading rack according to claim 3, characterized in that: The side frame includes a first support rod, a second support rod, a third support rod, a fourth support rod, a fifth support rod, a sixth support rod and a seventh support rod; the first support rod and the second support rod are vertically connected to one lateral end of the top surface of the bottom plate, and the two are arranged longitudinally, the top of the second support rod is higher than the first support rod, and the first support rod is close to the fixing plate relative to the second support rod; the third support rod is connected between the bottom end of the first support rod and the bottom end of the second support rod; the fourth support rod is arranged longitudinally, and its two ends are respectively connected to the top end of the first support rod and the second support rod; the fifth support rod is arranged vertically, Its bottom end is connected to the fourth support rod, the fifth support rod is close to the second support rod relative to the first support rod, and the top end of the fifth support rod is lower than the top end of the second support rod; the sixth support rod is arranged longitudinally, and its two ends are respectively connected to the top end of the fifth support rod and the second support rod; the seventh support rod is inclined, one end of which is connected to the end of the fourth support rod away from the second support rod, and the other end is connected to the side of the fifth support rod; the mounting frame is rotatably connected between the sixth support rod and the top end of the second support rod; the limiting plate is connected to the fifth support rod and the sixth support rod on one side facing the fixing plate.

5. The loading rack according to claim 4, characterized in that: The side frame also includes a shielding plate, and two vertex corners of the shielding plate are rotatably connected to the side surfaces of the first support rod and the second support rod facing away from the bottom plate.

6. The loading rack according to claim 5, characterized in that: A tilting groove is arranged at the bottom of one side of the shielding plate facing away from the bottom plate; the side frame also includes a magnet, which is arranged on the third support rod and is used to adsorb the bottom end of the shielding plate.

7. The loading rack according to claim 1, characterized in that: The mounting frame includes side panels, a top panel and a reinforcing panel; the side panels are arranged vertically and are in the shape of long strips. When the mounting frame is located at the working position, the side panels are clamped between the limiting plates and the elbow clamps. The side panels extend longitudinally, and one end of the side panels in the length direction is rotatably connected to the top of the side panels; the top panel is vertically connected to the top edge of the side panels, and the top panel is used to support the feeding mechanism; the reinforcing panel is a right-angled triangle, one of the right-angled sides of which is connected to the bottom surface of the top panel, and the other right-angled side is connected to the side surface of the side panel.

8. The loading rack according to claim 7, characterized in that: The top plate is provided with an elongated hole, and when the mounting frame is located at the working position, the elongated hole extends in the longitudinal direction.

9. The loading rack according to any one of claims 1 to 8, characterized in that: The loading rack also includes a sensor, which is arranged on a side of the mounting frame facing the limiting plate. When the mounting frame is located at the working position, the sensor is located above the limiting plate.

10. A feeding device for a testing machine, characterized in that: include: The loading rack according to any one of claims 1 to 9; as well as, The feeding mechanism is installed on the mounting frame and is used to transport the material tube to the testing bucket of the testing machine.