Novel constant acceleration test tool

Abstract

The utility model provides a novel constant acceleration test tool which comprises an installation box, the lower side of the outer wall of the installation box is integrally connected with an annular fixing plate, and bolt holes are formed in the periphery of the interior of the annular fixing plate; ventilation openings are formed in the periphery of the interior of the installation box. A driving motor is fixedly connected to the middle of the upper portion of the inner side of the mounting box. According to the utility model, the arrangement of the rotating sleeve, the first connecting rod, the object placing plate, the first threaded rod, the pressing plate, the first hand-screwed nut, the second connecting rod, the fixed balancing weight, the second threaded rod, the annular detachable balancing weight and the second hand-screwed nut is beneficial for realizing the effect of an anti-vibration test, and can effectively avoid the problem of violent vibration in the test process; and the problem that the service life of the test equipment is influenced is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of centrifugal testing machines, and in particular relates to a novel constant acceleration testing tool. Background Art

[0002] The constant acceleration test tool is a constant acceleration centrifugal test equipment that can clamp batteries, such as a turntable constant acceleration centrifugal test machine with announcement number CN219935297U, which is used to place the test product in a constant acceleration environment and evaluate the structural integrity of the test product. It includes a centrifuge table, and a motor and a rotating shaft are arranged inside the centrifuge table. The motor and the rotating shaft are connected through a reducer. There are still some problems in the actual use of this centrifuge test machine. For example: after the battery is installed, the weight on one side of the turntable increases, so that when the turntable rotates, a large centrifugal force will be generated, and the test equipment will vibrate violently, which may greatly affect the service life of the test equipment. Utility Model Content

[0003] In order to solve the above-mentioned technical problems, the utility model provides a new type of constant acceleration test fixture, which can achieve the effect of anti-vibration test, effectively avoid the problem of severe vibration during the test, and thus avoid the problem of affecting the service life of the test equipment.

[0004] The technical solution is as follows: a new type of constant acceleration test fixture, including an installation box, an annular fixing plate is integrally connected to the lower side of the outer wall of the installation box, and bolt holes are respectively opened on the inner four sides of the annular fixing plate; ventilation holes are respectively opened on the inner four sides of the installation box; a driving motor is fixedly connected to the middle part of the upper inner side of the installation box, and the upper end of the output shaft of the driving motor passes through the inner upper side of the installation box, and is characterized in that a balanced rotating clamping fixture is sleeved on the output shaft of the driving motor, and the balanced rotating clamping fixture is fixedly connected to the output shaft of the driving motor; the balanced rotating clamping fixture is located on the upper side of the installation box.

[0005] Preferably, the balanced rotating clamping tool comprises a rotating sleeve, a first connecting rod is laterally integrated with the upper right side of the rotating sleeve, and the right end of the first connecting rod is integrated with the storage plate; through holes are respectively opened on the left and right sides of the inner middle part of the storage plate, and the first threaded rods are slidably arranged inside the through holes, wherein the upper ends of the first threaded rods are fixedly connected with a pressure plate; the pressure plate is located on the middle and upper side of the storage plate; the first hand-tightening nuts are respectively threadedly connected on the outer walls of the first threaded rods, and the first hand-tightening nuts are respectively located on the lower sides of the storage plates; the second connecting rod is integrally connected to the upper left side of the rotating sleeve, and the left end of the second connecting rod is fixedly connected with a fixed counterweight block, wherein the left middle part of the fixed counterweight block is laterally integrated with the second threaded rod; annular detachable counterweight blocks are sequentially sleeved on the outer wall of the second threaded rod from right to left; a second hand-tightening nut is threadedly connected on the outer wall of the second threaded rod, and the right side of the second hand-tightening nut is pressed against the left side of the annular detachable counterweight block described on the left side.

[0006] Compared with the prior art, the beneficial effects of the utility model are:

[0007] In the utility model, the arrangement of the rotating sleeve, the first connecting rod, the storage plate, the first threaded rod, the pressure plate, the first hand-tightened nut, the second connecting rod, the fixed counterweight block, the second threaded rod, the annular detachable counterweight block and the second hand-tightened nut is conducive to achieving the effect of anti-vibration test, and can effectively avoid the problem of severe vibration during the test, thereby avoiding the problem of affecting the service life of the test equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural schematic diagram of the utility model.

[0009] Figure 2 It is a partial cross-sectional schematic diagram of the utility model.

[0010] Figure 3 It is a structural schematic diagram of the balanced rotating clamping tool of the utility model.

[0011] In the figure:

[0012] 1. Installation box; 2. Annular fixing plate; 3. Bolt hole; 4. Ventilation port; 5. Driving motor; 6. Balanced rotary clamping fixture; 601. Rotating sleeve; 602. First connecting rod; 603. Storage plate; 604. First threaded rod; 605. Pressing plate; 606. First hand-tightening nut; 607. Second connecting rod; 608. Fixed counterweight; 609. Second threaded rod; 610. Annular detachable counterweight; 611. Second hand-tightening nut. DETAILED DESCRIPTION

[0013] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2 As shown, a new type of constant acceleration test fixture includes an installation box 1, an annular fixing plate 2 is integrally connected to the lower side of the outer wall of the installation box 1, and bolt holes 3 are respectively opened at the four sides of the inner part of the annular fixing plate 2; ventilation holes 4 are respectively opened at the four sides of the inner part of the installation box 1; a driving motor 5 is fixedly connected to the middle part of the upper inner side of the installation box 1, and the upper end of the output shaft of the driving motor 5 passes through the upper middle side of the inner part of the installation box 1.

[0014] One of the new constant acceleration test fixtures also includes a balanced rotary clamping fixture 6, and the balanced rotary clamping fixture 6 is sleeved on the output shaft of the drive motor 5; the balanced rotary clamping fixture 6 is fixedly connected to the output shaft of the drive motor 5; the balanced rotary clamping fixture 6 is located on the upper side of the installation box 1, which is conducive to achieving the effect of anti-vibration test, and can effectively avoid the problem of severe vibration during the test, thereby avoiding the problem of affecting the service life of the test equipment.

[0015] In this embodiment, combined with the Figure 3 As shown, the balanced rotating clamping tool 6 includes a rotating sleeve 601, the upper right side of the rotating sleeve 601 is laterally integrated with a first connecting rod 602, and the right end of the first connecting rod 602 is integrated with a storage plate 603; through holes are respectively opened on the left and right sides of the inner middle part of the storage plate 603, and first threaded rods 604 are slidably arranged inside the through holes, wherein the upper ends of the first threaded rods 604 are fixedly connected with a pressure plate 605; the pressure plate 605 is located on the middle and upper side of the storage plate 603; the outer walls of the first threaded rods 604 are respectively threadedly connected with first hand-tightened nuts 606, and the first The hand-tightening nuts 606 are respectively located on the lower side of the storage plate 603; the second connecting rod 607 is integrally connected to the upper left side of the rotating sleeve 601, and the left end of the second connecting rod 607 is fixedly connected to the fixed counterweight block 608, wherein the left middle part of the fixed counterweight block 608 is laterally integrated with the second threaded rod 609; the outer wall of the second threaded rod 609 is sequentially sleeved with annular removable counterweight blocks 610 from right to left; the outer wall of the second threaded rod 609 is threadedly connected with a second hand-tightening nut 611, and the right side of the second hand-tightening nut 611 is pressed against the left side of the annular removable counterweight block 610 described on the left side.

[0016] In this embodiment, specifically, the rotating sleeve 601 is sleeved on the outer wall of the output shaft of the driving motor 5 , and the rotating sleeve 601 is fixedly connected to the output shaft of the driving motor 5 .

[0017] In this embodiment, specifically, the second connecting rod 607, the fixed counterweight block 608, the second threaded rod 609, the annular detachable counterweight block 610 and the first connecting rod 602 are coaxially arranged, wherein the axis of the first connecting rod 602 and the symmetry center line of the storage plate 603 are on the same horizontal line.

[0018] In this embodiment, specifically, the total weight of the first connecting rod 602, the storage plate 603, the first threaded rod 604, the pressure plate 605 and the first hand-tightening nut 606 is the same as the total weight of the second connecting rod 607, the fixed counterweight block 608, the second threaded rod 609 and the second hand-tightening nut 611.

[0019] In this embodiment, specifically, the fixed counterweight block 608 is a stainless steel block with a circular longitudinal section.

[0020] In this embodiment, specifically, the annular detachable counterweight block 610 is an annular stainless steel block, an annular rubber block or an annular plastic block.

[0021] In this embodiment, specifically, the driving motor 5 is an AKM2G series servo motor, and the driving motor 5 is electrically connected to an external control panel, and the driving motor 5 can be controlled to perform constant acceleration through the control panel.

[0022] When using the test equipment, the operator can directly place the battery to be tested on the upper part of the storage plate 603 and make it located between the storage plate 603 and the pressure plate 605. Then the operator can tighten the first hand-tightened nut 606 so that the first threaded rod 604 drives the pressure plate 605 to provide pressure for the battery, thereby fixing the battery. Then the operator can select the annular detachable counterweight block 610 according to the weight of the battery, and sleeve the annular detachable counterweight block 610 of the same weight as the battery on the outer wall of the second threaded rod 609. The operator can also sleeve multiple annular detachable counterweight blocks 610 on the second threaded rod 609. 9, provided that the total weight of the plurality of annular detachable counterweights 610 is the same as that of the battery, then the operator can thread the second hand-tightened nut 611 onto the outer wall of the second threaded rod 609, and make the second hand-tightened nut 611 press against the annular detachable counterweight 610. At this time, the weights on the left and right sides of the rotating sleeve 601 are the same, so when the driving motor 5 drives the rotating sleeve 601 to rotate, the device will not generate violent vibrations, thereby achieving the effect of anti-vibration test, and effectively avoiding the problem of violent vibrations during the test, thereby avoiding the problem of affecting the service life of the test equipment.

[0023] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A new type of constant acceleration test fixture, characterized in that: The novel constant acceleration test fixture comprises a mounting box (1), wherein an annular fixing plate (2) is integrally connected to the lower side of the outer wall of the mounting box (1), and bolt holes (3) are respectively provided at the four inner parts of the annular fixing plate (2); ventilation holes (4) are respectively provided at the four inner parts of the mounting box (1); a driving motor (5) is fixedly connected to the middle part of the upper inner part of the mounting box (1), and the upper end of the output shaft of the driving motor (5) passes through the upper inner part of the mounting box (1), and is characterized in that a balancing rotating clamping fixture (6) is sleeved on the output shaft of the driving motor (5), and the balancing rotating clamping fixture (6) is fixedly connected to the output shaft of the driving motor (5); and the balancing rotating clamping fixture (6) is located on the upper side of the mounting box (1).

2. The novel constant acceleration test fixture as claimed in claim 1, characterized in that: The balanced rotary clamping tool (6) comprises a rotary sleeve (601), the upper right side of the rotary sleeve (601) is laterally integrated with a first connecting rod (602), and the right end of the first connecting rod (602) is integrated with a storage plate (603); through holes are respectively provided on the left and right sides of the inner middle part of the storage plate (603), and first threaded rods (604) are slidably arranged in the inner part of the through holes, wherein a pressure plate (605) is fixedly connected to the upper end between the first threaded rods (604); the pressure plate (605) is located on the upper middle side of the storage plate (603); the outer wall of the first threaded rod (604) is respectively threadedly connected with a first hand-tightening nut (606), and the first hand-tightening nut (606) is threadedly connected to the outer wall of the first threaded rod (604), and the first hand-tightening nut (606) is threadedly connected to the outer wall of the first threaded rod (604). The nuts (606) are respectively located on the lower side of the storage plate (603); the upper left side of the rotating sleeve (601) is integrally connected with a second connecting rod (607), and the left end of the second connecting rod (607) is fixedly connected with a fixed counterweight (608), wherein the left middle part of the fixed counterweight (608) is laterally integrally connected with a second threaded rod (609); annular detachable counterweights (610) are sequentially sleeved on the outer wall of the second threaded rod (609) from right to left; a second hand-tightening nut (611) is threadedly connected on the outer wall of the second threaded rod (609), and the right side of the second hand-tightening nut (611) is pressed against the left side of the annular detachable counterweight (610) on the left side.

3. The novel constant acceleration test fixture as claimed in claim 2, characterized in that: The rotating sleeve (601) is sleeved on the outer wall of the output shaft of the driving motor (5), and the rotating sleeve (601) is fixedly connected to the output shaft of the driving motor (5).

4. The novel constant acceleration test fixture as claimed in claim 3 is characterized in that: The second connecting rod (607), the fixed counterweight (608), the second threaded rod (609), the annular detachable counterweight (610) and the first connecting rod (602) are coaxially arranged, wherein the axis of the first connecting rod (602) and the symmetry center line of the storage plate (603) are on the same horizontal line.

5. The novel constant acceleration test fixture as claimed in claim 4, characterized in that: The total weight of the first connecting rod (602), the storage plate (603), the first threaded rod (604), the pressure plate (605) and the first hand-tightening nut (606) is the same as the total weight of the second connecting rod (607), the fixed counterweight block (608), the second threaded rod (609) and the second hand-tightening nut (611).

6. The novel constant acceleration test fixture as claimed in claim 5, characterized in that: The fixed counterweight block (608) is a stainless steel block with a circular longitudinal section.

7. The novel constant acceleration test fixture as claimed in claim 6, characterized in that: The annular detachable counterweight block (610) is an annular stainless steel block, an annular rubber block or an annular plastic block.

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