Electric welding machine vibration test fixing device and vibration test device

Abstract

The utility model relates to the technical field of mechanical and electrical product performance detection, and specifically relates to an electric welding machine vibration test fixing device and a vibration test device.The fixing device comprises a plurality of vertical mounting racks, the lower ends of the vertical mounting racks can be fixedly connected with the corresponding side edges of a vibration test stand; the lateral supports are transversely mounted on the corresponding vertical mounting frames, the height of the lateral supports on the vertical mounting frames can be adjusted, and the end parts of the lateral supports can be transversely adjusted, so that each side wall of the electric welding machine can be supported and fixed through pushing of the plurality of lateral supports; the two ends of the downward pressing support are detachably connected with the two opposite vertical installation frames respectively, the height of the downward pressing support on the vertical installation frames can be adjusted, and the electric welding machine can be stably fixed to a vibration test bed. The vibration test device is provided with the fixing device.

Description

TECHNICAL FIELD

[0001] The utility model relates to electromechanical product performance detection technical field, concretely relates to a welding machine vibration test fixing device and vibration test device. BACKGROUND

[0002] The welding machine is carried out vibration test, can detect the structural stability of welding machine when bearing vibration in transportation or use, to prevent the vibration and lead to the part loosening or damage. In production, the welding machine is carried out vibration test, usually adopts the bolt to pass through the foot screw hole of welding machine and the installation hole drilled in the corresponding position on the vibration test table, to fix the welding machine with vibration test table. However, the welding machine's appearance size is various, needs more installation holes drilled on the table surface of vibration test table, and the table surface of vibration test table is usually thick steel plate, and the processing difficulty is higher. In addition, in the above-mentioned fixing mode, the upper half of the welding machine has no support and fixed point, and there is a certain danger in the experiment under the condition that the height of the welding machine is high, and the vibration condition of the welding machine during transportation after being well packed cannot be completely simulated. UTILITY MODEL CONTENTS

[0003] In view of the technical problem that the welding machine cannot completely simulate transportation during radial vibration test at present, the utility model provides a welding machine vibration test fixing device and vibration test device, which can stably fix the welding machine on the vibration test table, to truly simulate the vibration condition of the welding machine during transportation after being well packed and the vibration condition during use.

[0004] The utility model realizes the following technical scheme:

[0005] Firstly, the utility model provides a welding machine vibration test fixing device, which comprises: vertical mounting frames, the vertical mounting frames are provided with multiple vertical mounting frames, and the lower end of the vertical mounting frame can be fixedly connected with the corresponding side edge of the vibration test table; side supports, the side supports are transversely installed on the corresponding vertical mounting frames, the height of the side support on the vertical mounting frame can be adjusted, and the end of the side support can be transversely adjusted, so as to support and fix each side wall of the welding machine by the thrust of multiple side supports; and lower pressing supports, the lower ends of the lower pressing supports are respectively detachably connected with two opposite vertical mounting frames, and the height of the lower pressing support on the vertical mounting frame can be adjusted.

[0006] The utility model provides a welding machine vibration test fixing device, including vertical installation frame, lateral support and down pressure support vertical installation frame is provided with a plurality of, and the lower end can be with vibration test table corresponding side fixed connection, lateral support is transversely installed on corresponding vertical installation frame, height can be adjusted, and the end can be transversely adjusted, and the both ends of down pressure support are detachably connected with two vertical installation frames opposite, and height can be adjusted, and the both ends of down pressure support are detachably connected with two vertical installation frames opposite, and height can be adjusted

[0007] When using, the welding machine is placed on the vibration test table, a plurality of vertical installation frames are fixedly connected with the side of the vibration test table, so that each side wall of the welding machine corresponds to the vertical installation frame, then the height and the position of the end of the lateral support are adjusted, so that the end of each lateral support abuts on the corresponding position of the welding machine, the welding machine is supported and fixed by the jacking of the plurality of lateral supports, the middle part of the welding machine is supported and fixed, so that the welding machine does not shake transversely when the vibration test is carried out, then the down pressure support is connected to the corresponding vertical installation frame, and the height of the down pressure support is adjusted, so that the down pressure support abuts on the top of the welding machine, thereby limiting the vertical freedom degree of the welding machine, so that the welding machine does not move relative to the vibration test table during the vibration test, and the vibration situation of the welding machine during transportation and the vibration situation during use are simulated.

[0008] Therefore, the utility model can stably fix the welding machine on the vibration test table, so that the vibration situation of the welding machine during transportation and the vibration situation during use are simulated.

[0009] The welding machine is supported and fixed by the lateral support and the down pressure support, without drilling a plurality of mounting screw holes in the middle part of the table surface of the vibration test table, and can adapt to welding machines of various shapes and various specifications, without drilling corresponding mounting holes on the vibration test table for each specification of welding machine, so that the utility model can also reduce the machining difficulty of the table surface of the vibration test table.

[0010] In an optional embodiment of the present application, the vertical installation frame comprises: a stand column, two stand columns are provided; a support beam, the two ends of the support beam are respectively installed on the corresponding stand columns, and the height of the support beam on the stand column can be adjusted; the lateral support is installed on the support beam, so that the height of the corresponding lateral support is adjusted by adjusting the height of the support beam.

[0011] In an alternative embodiment of the present application, the lower end of the column is fixedly connected with a mounting seat, and the mounting seat is provided with a mounting screw hole; the mounting screw hole is used for penetrating an installation bolt, so that the mounting seat is fixed on the vibration test table through the installation bolt penetrating the mounting screw hole, thereby facilitating the fixation of the vertical mounting frame on the vibration test table.

[0012] In an alternative embodiment of the present application, the column and the support beam are both rectangular square tubes, so as to facilitate the processing of the vertical mounting, ensure sufficient structural strength of the vertical mounting frame, and facilitate the adjustment of the height of the support beam.

[0013] In an alternative embodiment of the present application, both ends of the support beam are provided with a sliding sleeve, the sliding sleeve is sleeved on the corresponding column, and the sliding sleeve can vertically slide relative to the column; the sliding sleeve is adapted with a first fastening bolt, so as to fix the sliding sleeve on the corresponding position of the column by rotating the first fastening bolt.

[0014] In an alternative embodiment of the present application, the lateral support frame comprises: a lateral adjusting sleeve fixed on the vertical moving part of the vertical mounting frame; a lateral support rod movably penetrating in the lateral adjusting sleeve; and a second fastening bolt screw-connected with the lateral adjusting sleeve, so as to fix the rod part of the lateral support rod in the lateral adjusting sleeve by rotating the second fastening bolt, thereby ensuring that the end part of the lateral support frame can be laterally adjusted.

[0015] In an alternative embodiment of the present application, the inner end of the lateral support rod is adapted with a flexible pad, so as to provide flexible support for the side wall of the electric welding machine by the lateral support rod, thereby avoiding the lateral support rod from damaging the surface of the electric welding machine.

[0016] In an alternative embodiment of the present application, the downward pressing support frame comprises: two connecting horizontal rods, both ends of the two connecting horizontal rods are provided with a sliding connection sleeve, the sliding connection sleeve is slidingly connected on the vertical mounting frame, and the sliding connection sleeve is adapted with a locking bolt, so as to lock the sliding connection sleeve on the corresponding vertical mounting frame by rotating the locking bolt; and a connecting vertical rod, both ends of the connecting vertical rod are fixedly connected with the corresponding connecting horizontal rod, thereby facilitating the adjustment of the height of the downward pressing support frame.

[0017] In an alternative embodiment of the present application, the middle part of the connecting vertical rod is adapted with a flexible layer, so as to provide flexible support for the top of the electric welding machine by the connecting vertical rod, thereby avoiding the connecting vertical rod from damaging the surface of the electric welding machine.

[0018] In a second aspect, the utility model provides a kind of electric welding machine vibration test device, including vibration test table, and the vibration test table is installed above-mentioned electric welding machine vibration test fixing device.

[0019] The welding machine vibration test device provided by the utility model is installed with the welding machine vibration test fixing device above, can stably fix the welding machine on the vibration test platform, and can truly simulate the vibration condition in the transportation process and the vibration condition in use after the welding machine is well packed.

[0020] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0021] 1、 the welding machine vibration test fixing device provided by the utility model, including vertical installation frame, lateral support and lower pressing support vertical installation frame is provided with multiple, lower end can be connected with the side edge of the vibration test platform, lateral support is horizontally installed on the corresponding vertical installation frame, height can be adjusted, end part can be adjusted horizontally, lower pressing support two ends are detachably connected with two opposite vertical installation frames, and height can be adjusted, lower pressing support two ends are detachably connected with two opposite vertical installation frames, and height can be adjusted, can support and fix each side wall of the welding machine through the jacking of multiple lateral supports, support and fix the middle part of the welding machine, avoid the horizontal shaking of the welding machine during the vibration test, then connect the lower pressing support on the corresponding vertical installation frame, and adjust the height of the lower pressing support, so that the lower pressing support abuts on the top of the welding machine, thereby limiting the vertical freedom degree of the welding machine, so as to avoid the movement of the welding machine relative to the vibration test platform during the vibration test.

[0022] 2、 the welding machine vibration test fixing device provided by the utility model supports and fixes the welding machine through the lateral support and the lower pressing support, without drilling multiple installation screw holes in the middle part of the table surface of the vibration test platform, and can adapt to welding machines of various shapes and various specifications, without drilling corresponding installation holes on the vibration test platform for each specification of welding machine, therefore, the utility model can also reduce the machining difficulty of the table surface of the vibration test platform.

[0023] 3、 the welding machine vibration test device provided by the utility model is installed with the welding machine vibration test fixing device above on the vibration test platform, can stably fix the welding machine on the vibration test platform, and can truly simulate the vibration condition in the transportation process and the vibration condition in use after the welding machine is well packed. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as the limitation to the scope. For ordinary skilled person in the art, other related drawings can also be obtained according to these drawings without the creative labor.

[0025] In the drawings:

[0026] Figure 1 A perspective structural schematic view of the welding machine vibration test device provided by the embodiment of the present application is shown in the drawings.

[0027] Figure 2 An exploded structural schematic view of the welding machine vibration test device provided by the embodiment of the present application is shown in the drawings.

[0028] Figure 3 A structural schematic view of the stand provided by the embodiment of the present application is shown in the drawings.

[0029] Figure 4 A structural schematic view of the support cross beam provided by the embodiment of the present application is shown in the drawings.

[0030] Figure 5 A structural schematic view of the lateral support rod provided by the embodiment of the present application is shown in the drawings.

[0031] Figure 6 A structural schematic view of the downward pressing support provided by the embodiment of the present application is shown in the drawings.

[0032] In the drawings, the reference signs and corresponding component names are as follows:

[0033] 10-vertical mounting frame, 11-stand, 12-support cross beam, 13-mounting seat, 14-sliding sleeve, 15-first fastening bolt, 20-vibration test table, 30-lateral support, 31-lateral adjusting sleeve, 32-lateral support rod, 33-second fastening bolt, 34-flexible cushion block, 40-downward pressing support, 41-connecting cross bar, 42-sliding connecting sleeve, 43-locking bolt, 44-connecting longitudinal bar. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0035] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present application.

[0036] It should be noted that similar reference numbers and letters refer to similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings. The embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0037] In the description of the embodiments of the present application, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the product of the application is used, or the orientation or positional relationship commonly understood by those skilled in the art, which is only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0038] In the description of the present application, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0039] Embodiment 1

[0040] In combination with Figure 1 and Figure 2 , the embodiment provides a welding machine vibration test fixing device, which comprises: a plurality of vertical mounting frames 10, the lower end of the vertical mounting frame 10 can be fixedly connected with the corresponding side of a vibration test table 20; a lateral support 30 is transversely mounted on the corresponding vertical mounting frame 10, the height of the lateral support 30 on the vertical mounting frame 10 can be adjusted, and the end of the lateral support 30 can be transversely adjusted to support and fix each side wall of the welding machine by the pushing of the plurality of lateral supports 30; a lower pressing support 40 is detachably connected with two opposite vertical mounting frames 10 at both ends respectively, and the height of the lower pressing support 40 on the vertical mounting frame 10 can be adjusted.

[0041] In combination with Figure 2 and Figure 3 , the vertical mounting frame 10 comprises: two vertical columns 11; a support beam 12, the two ends of the support beam 12 are respectively mounted on the corresponding vertical column 11, and the height of the support beam 12 on the vertical column 11 can be adjusted; the lateral support 30 is mounted on the support beam 12, so as to adjust the height of the corresponding lateral support 30 by adjusting the height of the support beam 12.

[0042] It can be understood that the lower end of the column 11 is fixedly connected with a mounting seat 13, and the mounting seat 13 is provided with a mounting screw hole; the mounting screw hole is used for penetrating an installation bolt, so that the mounting seat 13 is fixed on the vibration test table 20 through the installation bolt penetrating the mounting screw hole, and the vertical mounting rack 10 is fixed on the vibration test table 20.

[0043] The column 11 and the support cross beam 12 are both rectangular square tubes, so as to facilitate the processing of vertical installation, ensure that the vertical mounting rack 10 has sufficient structural strength, and facilitate the adjustment of the height of the support cross beam 12.

[0044] In the embodiment, the column 11 is welded by one 40*40 square tube with a length of 1 m and a wall thickness of 3 mm and one steel plate with a thickness of 5 mm, and the entire part surface is galvanized. Each column 11 is installed on the table surface of the vibration test table by two M10*25 hexagonal screws. Of course, other specifications of steel can be welded, and the same, the fixing screws can also be of other quantities.

[0045] In combination Figure 4 , both ends of the support cross beam 12 are provided with a sliding sleeve 14, the sliding sleeve 14 is sleeved on the corresponding column 11, and the sliding sleeve 14 can vertically slide relative to the column 11; the sliding sleeve 14 is adapted with a first fastening bolt 15, so as to fix the sliding sleeve 14 on the corresponding position of the column 11 by rotating the first fastening bolt 15.

[0046] Specifically, two columns 11 are sleeved on each support cross beam 12. The support cross beam 12 is welded by one 40*40 square tube with a wall thickness of 3 mm and three 50*50 square tubes with a wall thickness of 3 mm, and the entire part surface is galvanized. The support cross beam 12 can slide up and down along the column 11, and when reaching the appropriate position, two M10*25 hexagonal screws (first fastening bolts 15) are transversely clamped on the column 11.

[0047] In combination Figure 5 , the lateral support 30 comprises: a lateral adjusting sleeve 31 fixed on the vertical moving part of the vertical mounting rack 10; a lateral support rod 32 movably penetrating in the lateral adjusting sleeve 31; and a second fastening bolt 33 screwed with the lateral adjusting sleeve 31, so as to fix the rod part of the lateral support rod 32 in the lateral adjusting sleeve 31 by rotating the second fastening bolt 33, so as to ensure that the end part of the lateral support 30 can be transversely adjusted.

[0048] Generally, the inner end of the lateral support rod 32 is fitted with a flexible pad 34, so that the lateral support rod 32 provides flexible support to the side wall of the electric welding machine, avoiding the lateral support rod 32 from crushing the surface of the electric welding machine.

[0049] In the embodiment, the lateral support rod 32 is a 40x40 square tube with a wall thickness of 3mm and a 3mm thick Q235 plate welded together, and the entire part surface is galvanized. After galvanizing, a 5mm insulating rubber is pasted on the end, and the lateral support rod 32 moves forward and backward in the lateral adjusting sleeve 31, and when it reaches the appropriate position, it is tightened on the support beam 12 by a M10x25 hexagonal screw (second fastening bolt 33) above.

[0050] In combination Figure 6 , the pressing support 40 comprises: a connecting horizontal rod 41, the connecting horizontal rod 41 is provided with two ends, and the two ends of the two connecting horizontal rods 41 are provided with a sliding connection sleeve 42, the sliding connection sleeve 42 is slidingly connected to the vertical mounting frame 10, and the sliding connection sleeve 42 is fitted with a locking bolt 43, so that the sliding connection sleeve 42 is locked on the corresponding vertical mounting frame 10 by rotating the locking bolt 43; a connecting vertical rod 44, the two ends of the connecting vertical rod 44 are respectively fixedly connected with the corresponding connecting horizontal rod 41, so as to adjust the height of the pressing support 40.

[0051] Similarly, the middle part of the connecting vertical rod 44 is fitted with a flexible layer, so that the connecting vertical rod 44 provides flexible support to the top of the electric welding machine, avoiding the connecting vertical rod 44 from crushing the surface of the electric welding machine.

[0052] In the embodiment, the pressing support 40 is welded with three 40x40 square tubes with a wall thickness of 3mm and four 50x50 square tubes with a wall thickness of 3mm, and four M10 nuts, and the entire part surface is galvanized. After galvanizing, a 5mm insulating rubber is pasted on the surface in contact with the electric welding machine, and the sliding connection sleeve 42 can move up and down along the column 11, and when the sliding connection sleeve 42 moves to the appropriate position, it is tightened on the column 11 by four M10x25 hexagonal screws (locking bolts 43).

[0053] In summary, the electric welding machine vibration test fixing device provided by the embodiment comprises a vertical mounting frame 10, a lateral support 30 and a pressing support 40, the vertical mounting frame 10 is provided with a plurality of side edges which can be fixedly connected to the corresponding side edges of the vibration test table 20, the lateral support 30 is horizontally mounted on the corresponding vertical mounting frame 10, the height of the lateral support 30 can be adjusted, and the end of the lateral support 30 can be adjusted horizontally, the two ends of the pressing support 40 are detachably connected to the corresponding two vertical mounting frames 10, and the height of the pressing support 40 can be adjusted.

[0054] In use, the electric welding machine is placed on the vibration test table 20, and a plurality of vertical mounting frames 10 are fixedly connected with the side edges corresponding to the vibration test table 20, so that each side wall of the electric welding machine corresponds to the vertical mounting frame 10, then the height and the position of the end of the lateral support 30 are adjusted, so that the end of each lateral support 30 abuts on the corresponding position of the electric welding machine, so as to support and fix each side wall of the electric welding machine by the thrust of the plurality of lateral supports 30, so as to support and fix the middle part of the electric welding machine, so as to avoid the lateral shaking of the electric welding machine during the vibration test; then the pressing support 40 is connected to the corresponding vertical mounting frame 10, and the height of the pressing support 40 is adjusted, so that the pressing support 40 abuts on the top of the electric welding machine, thereby limiting the vertical freedom degree of the electric welding machine, so as to avoid the movement of the electric welding machine relative to the vibration test table 20 during the vibration test, and to truly simulate the vibration condition of the electric welding machine during the transportation after being packaged and the vibration condition during use.

[0055] Therefore, the electric welding machine can be stably fixed on the vibration test table 20, so as to truly simulate the vibration condition of the electric welding machine during the transportation after being packaged and the vibration condition during use.

[0056] In addition, the electric welding machine is supported and fixed by the lateral support 30 and the pressing support 40, without the need of drilling a plurality of mounting screw holes in the middle part of the table surface of the vibration test table 20, and can adapt to electric welding machines of various shapes and various specifications, without the need of drilling corresponding mounting holes on the vibration test table 20 for each specification of electric welding machine, so that the utility model can also reduce the processing difficulty of the table surface of the vibration test table 20.

[0057] Embodiment 2

[0058] In combination Figure 1 , the electric welding machine vibration test device provided by the embodiment comprises a vibration test table 20, and the vibration test table 20 is installed with the electric welding machine vibration test fixing device.

[0059] That is to say, the electric welding machine vibration test device provided by the embodiment is installed with the electric welding machine vibration test fixing device on the vibration test table 20, so as to stably fix the electric welding machine on the vibration test table 20, so as to truly simulate the vibration condition of the electric welding machine during the transportation after being packaged and the vibration condition during use.

[0060] The specific embodiments described above further illustrate the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only a specific embodiment of the utility model, and is not used to limit the protection scope of the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An electric welder vibration test fixture characterized by, The utility model relates to a welding machine vibration test device, including: Vertical mounting frame (10), a plurality of vertical mounting frame (10) are provided, and the lower end of vertical mounting frame (10) can be fixedly connected with the side of vibration test bench (20) correspondingly; Side support (30), side support (30) is installed on the corresponding vertical mounting frame (10) transversely, the height of side support (30) on vertical mounting frame (10) can be adjusted, and the end of side support (30) can be adjusted transversely to support and fix each side wall of electric welding machine by the jacking of a plurality of side support (30); Down pressure support (40), the both ends of down pressure support (40) are respectively detachably connected with two opposite vertical mounting frame (10), and the height of down pressure support (40) on vertical mounting frame (10) can be adjusted.

2. The welder vibration test fixture of claim 1, wherein, The vertical mounting frame (10) includes: Stand (11), two stand (11) are provided; Support crossbeam (12), the both ends of support crossbeam (12) are installed on the corresponding stand (11) respectively, and the height of support crossbeam (12) on stand (11) can be adjusted; Side support (30) is installed on support crossbeam (12).

3. The welder vibration test fixture of claim 2, wherein, The lower end of stand (11) is fixedly connected with mounting seat (13), and mounting seat (13) is provided with mounting screw hole; The mounting screw hole is used for penetrating mounting bolt, so that mounting seat (13) is fixed on vibration test bench (20) by penetrating mounting bolt through mounting screw hole.

4. The welder vibration test fixture of claim 2, wherein, The stand (11) and support crossbeam (12) are all rectangular square tubes.

5. The welder vibration test fixture of claim 2, wherein, The both ends of support crossbeam (12) are provided with sliding sleeve (14), sliding sleeve (14) is sleeved on the corresponding stand (11), and sliding sleeve (14) can slide vertically relative to stand (11); Sliding sleeve (14) is adapted with first fastening bolt (15), so that sliding sleeve (14) is fixed on the corresponding position of stand (11) by rotating first fastening bolt (15).

6. The welder vibration test fixture of claim 1, wherein, The side support (30) includes: Side adjustment sleeve (31), side adjustment sleeve (31) is fixed on the vertical movement part of vertical mounting frame (10); Side support rod (32), side support rod (32) is movably penetrated in side adjustment sleeve (31); Second fastening bolt (33), second fastening bolt (33) is screwed with side adjustment sleeve (31), so that the rod part of side support rod (32) is fixed in side adjustment sleeve (31) by rotating second fastening bolt (33).

7. The welder vibration test fixture of claim 6, wherein, The inner end of side support rod (32) is adapted with flexible pad (34).

8. The welder vibration test fixture of claim 1, wherein, The down pressure support (40) includes: Connecting horizontal rods (41) are provided with two ends of two connecting horizontal rods (41) are provided with sliding connection sleeves (42), the sliding connection sleeves (42) are slidingly connected on the vertical mounting frame (10), the sliding connection sleeves (42) are adapted with locking bolts (43), so as to lock the sliding connection sleeves (42) on the corresponding vertical mounting frame (10) by rotating the locking bolts (43); Connecting longitudinal rods (44) are respectively fixedly connected with the corresponding connecting horizontal rods (41) at both ends of the connecting longitudinal rods (44).

9. The welder vibration test fixture of claim 8, wherein, The middle part of the connecting longitudinal rod (44) is adapted with a flexible layer.

10. An electric welding machine vibration test apparatus comprising a vibration test table (20), characterized by The welding machine vibration test fixing device as claimed in any one of claims 1-9 is installed on the vibration test bench (20).

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